技术领域technical field
本发明涉及一种临时天桥，具体是一种高度可变的分体式可伸缩临时天桥，属于桥梁建筑研究领域。The invention relates to a temporary overpass, in particular to a split-type retractable temporary overpass with variable height, which belongs to the field of bridge construction research.
背景技术Background technique
随着我国城市化进程的开展，道路更新换代的速度越来越快，经常发生施工导致的道路占用情况；此外，一些大型事件如马拉松、街头演唱会、赶集等情况发生时，也会因参与人员太多而导致的路面占用与通行不便。With the development of my country's urbanization process, the speed of road renewal is getting faster and faster, and road occupancy caused by construction often occurs; in addition, when some large-scale events such as marathons, street concerts, fairs, etc. Road occupation and traffic inconvenience caused by too many people.
现有技术条件下，路面占用情况发生时，通常采用绕远的方式，这种方式会导致经济活动运行不便，也会带来一定的经济损失。Under the existing technical conditions, when the road occupation situation occurs, the way of detour is usually adopted, which will cause inconvenience to the operation of economic activities and will also bring certain economic losses.
发明内容Contents of the invention
针对上述现有技术存在的问题，本发明提供一种高度可变的分体式可伸缩临时天桥，能够依靠轮式装置移动到指定位置，依靠腿式装置和轮式装置的配合快速搭起临时天桥，可作为大型赛事、演唱会或道路施工等突发事件导致的路面占用情况发生时的临时通行天桥，而且桥面长度和高度可灵活调整，方便快捷，便于行人和非机动车辆的临时通行与驻足观看。Aiming at the problems existing in the above-mentioned prior art, the present invention provides a split-type retractable temporary bridge with variable height, which can be moved to a designated position by means of a wheeled device, and the temporary bridge can be erected quickly by relying on the cooperation of the leg device and the wheeled device It can be used as a temporary overpass when road occupancy occurs due to emergencies such as large-scale events, concerts or road construction, and the length and height of the bridge deck can be adjusted flexibly, which is convenient and fast, and is convenient for temporary passage and transportation of pedestrians and non-motorized vehicles. Stop and watch.
为了实现上述目的，本发明采用的技术方案是：一种高度可变的分体式可伸缩临时天桥，包括模块化分体式楼梯组件、底盘位置固定块、轮式底盘、桥身支承框架、电驱动转体组件、重心调整组件、液压式抬腿组件、液压式可伸缩桥身组件、可伸缩防护栏组件以及电驱动可升降桥面组件；本装置依靠轮式底盘移动至指定位置，依靠轮式底盘、电驱动转体组件、重心调整组件以及液压式抬腿组件的协调运动快速搭起临时天桥，依靠液压式可伸缩桥身组件和电驱动可升降桥面组件灵活调整天桥的长度与高度，依靠可伸缩防护栏组件保护桥上行人的安全，依靠底盘位置固定块对轮式底盘的驻停作用固定天桥位置，可作为大型赛事、演唱会或道路施工等突发事件导致的路面占用情况发生时的临时通行天桥，方便快捷，便于行人和非机动车辆的临时通行与驻足观看；In order to achieve the above object, the technical solution adopted by the present invention is: a split-type retractable temporary bridge with variable height, including a modular split-type staircase assembly, a chassis position fixing block, a wheeled chassis, a bridge body supporting frame, an electric drive Swivel assembly, center of gravity adjustment assembly, hydraulic leg lift assembly, hydraulic retractable bridge body assembly, retractable guardrail assembly and electrically driven liftable bridge deck assembly; The coordinated movement of the chassis, electric drive swivel assembly, center of gravity adjustment assembly and hydraulic leg lift assembly quickly erects a temporary overpass, and the length and height of the overpass can be flexibly adjusted by means of the hydraulic retractable bridge body assembly and electric drive liftable bridge deck assembly. Relying on the retractable guardrail components to protect the safety of pedestrians on the bridge, and relying on the parking effect of the chassis position fixing block on the wheeled chassis to fix the position of the overpass, it can be used as a road occupancy situation caused by emergencies such as large-scale events, concerts or road construction. The temporary overpass is convenient and fast, and it is convenient for pedestrians and non-motorized vehicles to pass temporarily and stop to watch;
所述的轮式底盘与市面上典型的轮式底盘结构相同，仅在部分装配尺寸上有所调整；The wheeled chassis described above has the same structure as the typical wheeled chassis on the market, with only some adjustments in assembly dimensions;
所述的液压式可伸缩桥身组件包括桥身、伸缩液压缸固定轴、伸缩液压缸固定轴定位轴套、伸缩液压缸固定轴定位片、桥身支承梁、伸缩液压缸活塞杆、桥身支承架、桥身伸缩段、桥身支承梁伸缩段以及伸缩液压缸缸筒；桥身支承架和桥身支承梁焊接并经肋板加固，桥身伸缩段外表面与桥身内腔间隙配合，桥身支承梁伸缩段外表面与桥身支承梁内腔间隙配合；伸缩液压缸固定轴的中间段外表面与伸缩液压缸活塞杆或伸缩液压缸缸筒的连接端内表面间隙配合，两侧段外表面与桥身上对应孔位的内表面间隙配合并经伸缩液压缸固定轴定位轴套和伸缩液压缸固定轴定位片定位，从而将伸缩液压缸活塞杆和伸缩液压缸缸筒的连接端分别固定在桥身的指定位置；伸缩液压缸活塞杆的直线运动带动两个桥身支承梁沿其轴线方向相对运动，从而带动两个桥身的相对运动，实现临时天桥长度的改变，以适应不同的需求；The hydraulic telescopic bridge body assembly includes a bridge body, a telescopic hydraulic cylinder fixed shaft, a telescopic hydraulic cylinder fixed shaft positioning sleeve, a telescopic hydraulic cylinder fixed shaft positioning piece, a bridge body supporting beam, a telescopic hydraulic cylinder piston rod, and a bridge body The supporting frame, the telescopic section of the bridge body, the telescopic section of the supporting beam of the bridge body, and the telescopic hydraulic cylinder; The outer surface of the telescopic section of the bridge support girder is in clearance fit with the inner cavity of the bridge body support girder; the outer surface of the middle section of the fixed shaft of the telescopic hydraulic cylinder is in clearance fit with the inner surface of the connecting end of the piston rod of the telescopic hydraulic cylinder or the cylinder barrel of the telescopic hydraulic cylinder. The outer surface of the section is matched with the inner surface of the corresponding hole on the bridge body and positioned through the positioning sleeve of the fixed shaft of the telescopic hydraulic cylinder and the positioning piece of the fixed shaft of the telescopic hydraulic cylinder, so that the connecting end of the piston rod of the telescopic hydraulic cylinder and the cylinder barrel of the telescopic hydraulic cylinder They are respectively fixed at the designated positions of the bridge body; the linear motion of the piston rod of the telescopic hydraulic cylinder drives the two bridge body support beams to move relative to each other along the axis direction, thereby driving the relative movement of the two bridge bodies to realize the change of the length of the temporary bridge to suit the different needs;
所述的重心调整组件包括丝杠带边轴承、油缸缸底、活塞、活塞驱动件、油缸缸体、丝杠联轴器、活塞驱动电机、活塞驱动减速器、油缸缸盖、油管、活塞驱动滚珠丝杠以及油管接头；油缸缸底、油缸缸体以及油缸缸盖经螺栓连接，组合成重心调整组件的油缸主体并通过螺栓固定在支撑框架上，油管通过油管接头将两个油缸连通起来；丝杠带边轴承和活塞驱动减速器分别通过螺栓固定在油缸缸底和油缸缸盖上，活塞驱动减速器的动力由活塞驱动电机提供，其输出轴连接丝杠联轴器一端；活塞驱动滚珠丝杠两端分别与丝杠联轴器和丝杠带边轴承的内圈紧配合；活塞驱动件的内圈与活塞驱动滚珠丝杠螺纹配合，外端与活塞螺栓连接，活塞驱动电机的输出转矩经活塞驱动减速器放大，再由滚珠丝杠传动转换为活塞在油缸内沿油缸轴线方向的移动，从而改变油缸内液压油的体积；两个活塞驱动电机协调运动，实现两个油缸内部液压油之间的流通，从而改变天桥桥身两端的质量配比，进而改变其重心位置，为液压式抬腿组件的工作提供前提条件；The center-of-gravity adjustment assembly includes a lead screw belt side bearing, a cylinder bottom, a piston, a piston driver, a cylinder body, a screw coupling, a piston drive motor, a piston drive reducer, a cylinder head, an oil pipe, and a piston drive The ball screw and the oil pipe joint; the oil cylinder bottom, the oil cylinder block and the oil cylinder head are connected by bolts to form the main body of the oil cylinder of the center of gravity adjustment assembly and fixed on the support frame by bolts, and the oil pipe connects the two oil cylinders through the oil pipe joint; The screw belt side bearing and the piston drive reducer are respectively fixed on the cylinder bottom and the cylinder head by bolts. The power of the piston drive reducer is provided by the piston drive motor, and its output shaft is connected to one end of the screw coupling; the piston drives the ball The two ends of the screw are tightly matched with the inner ring of the screw coupling and the side bearing of the screw respectively; the inner ring of the piston driving part is threaded with the ball screw driven by the piston, and the outer end is connected with the piston bolt, and the output of the piston drive motor The torque is amplified by the piston-driven reducer, and then converted by the ball screw to the movement of the piston in the cylinder along the axis of the cylinder, thereby changing the volume of the hydraulic oil in the cylinder; the two piston-driven motors move in coordination to realize the internal displacement of the two cylinders. The circulation between the hydraulic oil, thereby changing the mass ratio of the two ends of the bridge body, and then changing the position of its center of gravity, providing a prerequisite for the work of the hydraulic leg lift assembly;
所述的液压式抬腿组件包括顶起液压缸固定轴定位片、顶起液压缸固定轴、顶起液压缸固定轴定位轴套、顶起液压缸活塞杆、顶起液压缸缸筒、抬腿基座、桥身支承梁旋转轴、桥身支承梁旋转轴大轴承、桥身支承梁旋转轴端盖、桥身支承梁旋转轴定位轴套以及桥身支承梁旋转轴小轴承；桥身支承梁与桥身支承梁旋转轴经花键连接且通过轴肩和桥身支承梁旋转轴定位轴套轴向定位；桥身支承梁旋转轴两端分别与桥身支承梁旋转轴大轴承和桥身支承梁旋转轴小轴承的内圈紧配合，桥身支承梁旋转轴大轴承和桥身支承梁旋转轴小轴承的外圈分别与抬腿基座的两沉孔紧配合，桥身支承梁旋转轴端盖与桥身支承梁旋转轴的外端面贴紧并通过螺栓固定在抬腿基座上，从而实现桥身支承梁旋转轴的轴向定位；顶起液压缸固定轴的中间段外表面与顶起液压缸缸筒或顶起液压缸活塞杆的连接端内表面间隙配合，两侧段外表面与抬腿基座或桥身支承梁的对应孔位内表面间隙配合并经顶起液压缸固定轴定位片和顶起液压缸固定轴定位轴套定位，从而将顶起液压缸缸筒和顶起液压缸活塞杆的连接端分别连接在抬腿基座或桥身支承梁的指定位置；顶起液压缸活塞杆沿其轴线方向的直线运动通过连杆滑块机构转换为桥身支承梁绕桥身支承梁旋转轴的转动，从而将天桥桥身的另一端抬离地面，为电驱动转体组件和液压式可伸缩桥身组件的工作提供前提条件；The hydraulic leg lift assembly includes jacking hydraulic cylinder fixed shaft positioning piece, jacking hydraulic cylinder fixed shaft, jacking hydraulic cylinder fixed shaft positioning sleeve, jacking hydraulic cylinder piston rod, jacking hydraulic cylinder cylinder, lifting The leg base, the rotating shaft of the supporting girder of the bridge body, the large bearing of the rotating shaft of the supporting girder of the bridge body, the end cover of the rotating shaft of the supporting girder of the bridge body, the positioning sleeve of the rotating shaft of the supporting girder of the bridge body, and the small bearing of the rotating shaft of the supporting girder of the bridge body; The supporting beam and the rotating shaft of the supporting beam of the bridge body are connected by splines, and are axially positioned by the shaft shoulder and the positioning sleeve of the rotating shaft of the supporting beam of the bridge body; the two ends of the rotating shaft of the supporting beam of the bridge body are respectively connected with the large bearing and The inner ring of the small bearing of the rotating shaft of the supporting girder of the bridge body is tightly fitted, and the outer rings of the large bearing of the rotating shaft of the supporting girder of the bridge body and the small bearing of the rotating shaft of the supporting girder of the bridge body are respectively tightly fitted with the two sink holes of the leg lifting base. The end cover of the beam rotating shaft is in close contact with the outer end surface of the rotating shaft of the supporting beam of the bridge body and is fixed on the leg lift base by bolts, so as to realize the axial positioning of the rotating shaft of the supporting beam of the bridge body; the middle section of the fixed shaft of the hydraulic cylinder is lifted The outer surface of the jacking hydraulic cylinder or the inner surface of the connecting end of the jacking hydraulic cylinder piston rod has a clearance fit, and the outer surface of the two sides of the section has a clearance fit with the inner surface of the corresponding hole of the leg lifting base or the supporting beam of the bridge body. The jacking hydraulic cylinder fixed shaft positioning piece and the jacking hydraulic cylinder fixed shaft positioning sleeve are positioned, so that the jacking hydraulic cylinder cylinder and the connecting end of the jacking hydraulic cylinder piston rod are respectively connected to the leg lifting base or the bridge body support beam. Designated position; the linear movement of the jacking hydraulic cylinder piston rod along its axis direction is converted into the rotation of the bridge support beam around the rotation axis of the bridge support beam through the connecting rod slider mechanism, thereby lifting the other end of the bridge body off the ground, Provide prerequisites for the work of the electrically driven swivel assembly and the hydraulic retractable bridge body assembly;
所述的电驱动转体组件包括转体驱动电机、转体减速器、转台轴承、转体套轴以及套轴定位片；转台轴承的两端分别与抬腿基座和支承框架螺栓连接，转体减速器通过螺栓固定在抬腿基座上，其动力源来自于转体驱动电机；转体套轴一端与转体减速器的输出轴键连接，另一端与支承框架经花键连接并通过套轴定位片轴向定位；转体驱动电机的输出转矩经转体减速器放大，再经转体套轴传递到支承框架上，在支承框架固定不动的前提下，转换为转体减速器的反向转动，从而带动抬腿基座绕转台轴承的轴线旋转，结合液压式抬腿组件和液压式可伸缩桥身组件的运动，将临时天桥快速搭起来；The electric drive swivel assembly includes a swivel drive motor, a swivel reducer, a turntable bearing, a swivel sleeve shaft and a sleeve positioning piece; the two ends of the turntable bearing are respectively connected with the leg lift base and the support frame bolts, The body reducer is fixed on the leg lifting base through bolts, and its power source comes from the swivel drive motor; one end of the swivel sleeve shaft is keyed to the output shaft of the swivel reducer, and the other end is splined to the support frame and passed through Axial positioning of the sleeve shaft positioning piece; the output torque of the swivel drive motor is amplified by the swivel reducer, and then transmitted to the support frame through the swivel sleeve shaft. On the premise that the support frame is fixed, it is converted into a swivel deceleration The reverse rotation of the device drives the leg lift base to rotate around the axis of the turntable bearing, combined with the movement of the hydraulic leg lift assembly and the hydraulic retractable bridge body assembly, the temporary bridge is quickly erected;
所述的电驱动可升降桥面组件包括桥面固定段、桥面升降驱动块、桥面升降驱动电机、桥面升降联轴器、桥面升降滚珠丝杠、桥面升降支承光轴、桥面伸缩段、桥面升降顶部限位板、桥面升降直线轴承以及桥面升降丝杠轴承；桥面升降驱动电机和桥面升降丝杠轴承分别通过螺栓固定在桥身和桥面升降顶部限位板上，桥面升降联轴器两端分别连接桥面升降滚珠丝杠和桥面升降驱动电机的输出轴，桥面升降滚珠丝杠的另一端与桥面升降丝杠轴承的内圈紧配合；桥面升降驱动块的内圈与桥面升降滚珠丝杠螺纹配合，外圈与桥面固定段对应孔位配合并螺栓固定，桥面升降驱动电机输出轴的转动，经滚珠丝杠传动转换为桥面升降驱动块沿桥面升降滚珠丝杠轴线方向即Z轴的移动，进而带动桥面固定段沿Z轴移动；桥面升降直线轴承的内圈与桥面升降支承光轴配合，外圈与桥面固定段对应孔位配合并螺栓固定，桥面升降支承光轴两端分别固定在桥身和桥面升降顶部限位板上，增加桥面固定段沿Z轴运动的稳定性，从而构成高度可变的桥面组件，以适应不同的需求；The electrically driven liftable bridge deck assembly includes a bridge deck fixed section, a bridge deck lift drive block, a bridge deck lift drive motor, a bridge deck lift coupling, a bridge deck lift ball screw, a bridge deck lift support optical axis, and a bridge deck lift drive block. Deck expansion section, bridge deck lifting top limit plate, bridge deck lifting linear bearing and bridge deck lifting screw bearing; bridge deck lifting drive motor and bridge deck lifting screw bearing are respectively fixed on the bridge body and bridge deck lifting top limit plate by bolts. On the bit plate, the two ends of the deck lift coupling are respectively connected to the deck lift ball screw and the output shaft of the bridge deck lift drive motor, and the other end of the bridge deck lift ball screw is tightly connected to the inner ring of the bridge deck lift ball screw bearing. Coordination; the inner ring of the bridge deck lifting drive block is threadedly matched with the bridge deck lifting ball screw, and the outer ring is matched with the corresponding hole position of the bridge deck fixed section and fixed with bolts. The rotation of the output shaft of the bridge deck lifting drive motor is driven by the ball screw. Converted to the movement of the bridge deck lifting drive block along the axis of the bridge deck lifting ball screw, that is, the Z axis, and then drives the bridge deck fixed section to move along the Z axis; the inner ring of the bridge deck lifting linear bearing cooperates with the bridge deck lifting support optical axis, The outer ring is matched with the corresponding holes of the fixed section of the bridge deck and fixed with bolts, and the two ends of the optical axis of the bridge deck lifting support are respectively fixed on the bridge body and the limit plate at the top of the bridge deck lifting, so as to increase the stability of the movement of the fixed section of the bridge deck along the Z axis , so as to constitute highly variable bridge deck components to suit different needs;
所述的模块化分体式楼梯组件包括固定式楼梯下段、模块化楼梯段升降电机、模块化楼梯段支承底板、模块化楼梯段升降联轴器、模块化楼梯段升降滚珠丝杠、模块化楼梯段升降支承光轴、模块化楼梯段升降驱动块、模块化楼梯段、模块化楼梯段升降直线轴承、模块化楼梯段顶部限位板以及模块化楼梯段升降丝杠轴承；模块化楼梯段支承底板通过螺栓固定在轮式底盘上，模块化楼梯段升降电机和模块化楼梯段升降丝杠轴承分别通过螺栓固定在模块化楼梯段支承底板和模块化楼梯段顶部限位板上，模块化楼梯段升降联轴器两端分别连接模块化楼梯段升降滚珠丝杠和模块化楼梯段升降电机的输出轴，模块化楼梯段升降滚珠丝杠的另一端与模块化楼梯段升降丝杠轴承的内圈紧配合，模块化楼梯段升降驱动块内圈与模块化楼梯段升降滚珠丝杠螺纹配合，外圈与模块化楼梯段对应孔位配合并螺纹固定，模块化楼梯段升降电机输出轴的转动，经滚珠丝杠传动转换为模块化楼梯段升降驱动块沿模块化楼梯段升降滚珠丝杠轴线方向即Z轴的移动，进而带动模块化楼梯段沿Z轴移动；模块化楼梯段升降直线轴承内孔与模块化楼梯段升降支承光轴配合，外圈与模块化楼梯段对应孔位配合并螺栓固定，模块化楼梯段升降支承光轴两端分别固定在模块化楼梯段支承底板和模块化楼梯段顶部限位板上，增加模块化楼梯段沿Z轴运动的稳定性，从而组合成高度可变的模块化楼梯节；到达指定位置后，模块化楼梯段的沉孔端与固定式楼梯下段或上一模块化楼梯段的突出端配合，突出端与下一模块化楼梯段的沉孔端配合，从而组合成一体化的楼梯；尾部模块化楼梯段的突出端再插入桥面的沉孔端，将楼梯与桥身连接在一起，供行人和非机动车辆上下桥；The modular split stair assembly includes a fixed stair lower section, a modular stair lift motor, a modular stair support base plate, a modular stair lift coupling, a modular stair lift ball screw, a modular stair lift Section lift support optical axis, modular stair lift drive block, modular stair section, modular stair lift linear bearing, modular stair lift top limit plate, and modular stair lift lead screw bearing; modular stair lift support The base plate is fixed on the wheeled chassis by bolts, the modular stair lift motor and the modular stair lift lead screw bearing are respectively fixed on the modular stair support base plate and the modular stair top limit plate by bolts, the modular stair The two ends of the section lift coupling are respectively connected to the modular staircase section lift ball screw and the output shaft of the modular staircase section lift motor, and the other end of the modular staircase section lift ball screw is connected to the inner shaft of the modular staircase section lift ball screw bearing. The ring is tightly matched, the inner ring of the modular stair lift drive block is threaded with the modular stair lift ball screw, the outer ring is matched with the corresponding hole position of the modular stair lift and screwed, the rotation of the output shaft of the modular stair lift motor , through the ball screw transmission, it is converted into the movement of the modular staircase lifting drive block along the axis of the modular staircase lifting ball screw, that is, the Z axis, and then drives the modular staircase to move along the Z axis; the modular staircase lifting linear bearing The inner hole is matched with the optical axis of the modular stair section lifting support, the outer ring is matched with the corresponding hole position of the modular stair section and fixed with bolts, and the two ends of the optical axis of the modular stair section lifting support are respectively fixed on the modular stair section support floor and the modular The limit plate on the top of the stair section increases the stability of the movement of the modular stair section along the Z axis, thus forming a modular stair section with variable height; after reaching the designated position, the counterbore end of the modular stair section and the fixed stair The protruding end of the lower or upper modular stair section is matched, and the protruding end is matched with the counterbore end of the next modular stair section to form an integrated staircase; the protruding end of the tail modular stair section is then inserted into the counterbore of the bridge deck The hole end connects the stairs with the bridge body for pedestrians and non-motorized vehicles to get on and off the bridge;
所述的可伸缩防护栏组件包括固定式栏杆、伸缩式护栏杆体以及伸缩式护栏销；固定式栏杆直接插装在桥面三侧以及固定式楼梯下段和模块化楼梯段的两侧，提供行人和非机动车辆在楼梯和桥面固定段上的防护；一系列伸缩式护栏杆体经伸缩式护栏销连接，组合成总体长度可变的护栏，并经伸缩式护栏销连接在桥面两侧的固定式栏杆上，提供行人和非机动车辆在桥面伸缩段上的防护。The telescopic guardrail assembly includes a fixed railing, a telescopic guardrail rod body and a telescopic guardrail pin; the fixed railing is directly inserted on the three sides of the bridge deck and both sides of the lower section of the fixed staircase and the two sides of the modular staircase section, providing pedestrians The protection of non-motorized vehicles on the stairs and the fixed section of the bridge deck; a series of telescopic guardrail rods are connected by telescopic guardrail pins to form a guardrail with variable overall length, and are connected to the two sides of the bridge deck by telescopic guardrail pins. The fixed railings provide protection for pedestrians and non-motorized vehicles on the telescopic section of the bridge deck.
所述的重心调整组件中的连接采用密封措施，以防止液压油的渗漏。The connection in the center of gravity adjustment assembly adopts sealing measures to prevent leakage of hydraulic oil.
所述的重心调整组件中的油缸缸体的头部开有空气孔，以防止因油缸中无油腔空间密闭而导致活塞的移动困难。The head of the oil cylinder block in the center of gravity adjustment assembly is provided with air holes to prevent the piston from being difficult to move due to the airtight space of the oil-free cavity in the oil cylinder.
所述的油管采用弹性材料，并在安装时穿过桥身支承梁下侧的耳孔，既不会限制液压式抬腿组件的运动又不会因下垂而影响桥下的活动。The oil pipe is made of elastic material, and passes through the ear hole on the underside of the supporting beam of the bridge body during installation, neither restricting the movement of the hydraulic leg lift assembly nor affecting the activities under the bridge due to sagging.
所述的桥面固定段、桥面伸缩段、桥身、桥身支承梁、桥身伸缩段以及桥身支承梁伸缩段均由不锈钢焊接而成，在保证承载能力的基础上做轻量化处理。The fixed section of the bridge deck, the telescopic section of the bridge deck, the bridge body, the supporting girder of the bridge body, the telescopic section of the bridge body and the telescopic section of the supporting girder of the bridge body are all welded by stainless steel, and are light-weighted on the basis of ensuring the bearing capacity .
所述的固定式楼梯下段和模块化楼梯段均由钢结构件组合而成，在保证承载能力的基础上做轻量化处理。Both the fixed stair lower section and the modular stair section are composed of steel structural parts, and are light-weighted on the basis of ensuring the bearing capacity.
与现有的路面占用时的应对方式相比，本发明是一种高度可变的分体式可伸缩临时天桥，能够依靠轮式装置移动到指定位置，依靠腿式装置和轮式装置的配合快速搭起临时天桥，可作为大型赛事、演唱会或道路施工等突发事件导致的路面占用情况发生时的临时通行天桥，而且桥面长度和高度可灵活调整，方便快捷，便于行人和非机动车辆的临时通行与驻足观看。Compared with the existing coping methods when the road surface is occupied, the present invention is a split-type retractable temporary overpass with variable height, which can be moved to a designated position by means of a wheeled device, and quickly A temporary overpass can be set up as a temporary overpass when road occupancy occurs due to emergencies such as large-scale events, concerts or road construction, and the length and height of the bridge deck can be adjusted flexibly, which is convenient and fast, and is convenient for pedestrians and non-motorized vehicles Temporary passage and stop to watch.
附图说明Description of drawings
图1为本发明实施例提供的高度可变的分体式可伸缩临时天桥原理示意图；Fig. 1 is a schematic diagram of the principle of a variable-height split-type retractable temporary bridge provided by an embodiment of the present invention;
图中：1、模块化分体式楼梯组件，2、底盘位置固定块，3、轮式底盘，4、支承框架，5、电驱动转体组件，6、重心调整组件，7、液压式抬腿组件，8、液压式可伸缩桥身组件，9、可伸缩防护栏组件，10、电驱动可升降桥面组件。In the figure: 1. Modular split stair assembly, 2. Chassis position fixing block, 3. Wheeled chassis, 4. Support frame, 5. Electric drive swivel assembly, 6. Center of gravity adjustment assembly, 7. Hydraulic leg lift Components, 8. Hydraulic retractable bridge body components, 9. Retractable guardrail components, 10. Electric drive liftable bridge deck components.
图2为本发明实施例提供的液压式可伸缩桥身组件原理示意图；Fig. 2 is a schematic diagram of the principle of the hydraulic telescopic bridge body assembly provided by the embodiment of the present invention;
图3为本发明实施例提供的液压式可伸缩桥身组件原理示意图中圆A的放大图；Fig. 3 is an enlarged view of the circle A in the principle schematic diagram of the hydraulic telescopic bridge body assembly provided by the embodiment of the present invention;
图中：8.1、桥身，8.2、伸缩液压缸固定轴，8.3、伸缩液压缸固定轴定位轴套，8.4、伸缩液压缸固定轴定位片，8.5、桥身支承梁，8.6、伸缩液压缸活塞杆，8.7、桥身支承架，8.8、桥身伸缩段，8.9、桥身支承梁伸缩段，8.10、伸缩液压缸缸筒。In the figure: 8.1, the bridge body, 8.2, the fixed shaft of the telescopic hydraulic cylinder, 8.3, the positioning sleeve of the fixed shaft of the telescopic hydraulic cylinder, 8.4, the positioning piece of the fixed shaft of the telescopic hydraulic cylinder, 8.5, the supporting beam of the bridge body, 8.6, the piston of the telescopic hydraulic cylinder Rod, 8.7, bridge body support frame, 8.8, bridge body telescopic section, 8.9, bridge body support beam telescopic section, 8.10, telescopic hydraulic cylinder cylinder barrel.
图4为本发明实施例提供的重心调整组件原理示意图；Fig. 4 is a schematic diagram of the principle of the center of gravity adjustment assembly provided by the embodiment of the present invention;
图中：6.1、丝杠带边轴承，6.2、油缸缸底，6.3、活塞，6.4、活塞驱动件，6.5、油缸缸体，6.6、丝杠联轴器，6.7、活塞驱动电机，6.8、活塞驱动减速器，6.9、油缸缸盖，6.10、油管，6.11、活塞驱动滚珠丝杠，6.12、油管接头。In the figure: 6.1, lead screw belt side bearing, 6.2, oil cylinder bottom, 6.3, piston, 6.4, piston driver, 6.5, oil cylinder body, 6.6, lead screw coupling, 6.7, piston drive motor, 6.8, piston Drive reducer, 6.9, oil cylinder head, 6.10, oil pipe, 6.11, piston drive ball screw, 6.12, oil pipe joint.
图5为本发明实施例提供的液压式抬腿组件原理示意图；Fig. 5 is a schematic diagram of the principle of the hydraulic leg lift assembly provided by the embodiment of the present invention;
图6为本发明实施例提供的液压式抬腿组件原理示意图中圆B的放大图；Fig. 6 is an enlarged view of circle B in the principle schematic diagram of the hydraulic leg lift assembly provided by the embodiment of the present invention;
图中：7.1、顶起液压缸固定轴定位片，7.2、顶起液压缸固定轴，7.3、顶起液压缸固定轴定位轴套，7.4、顶起液压缸活塞杆，7.5、顶起液压缸缸筒，7.6、抬腿基座，7.7、桥身支承梁旋转轴，7.8、桥身支承梁旋转轴大轴承，7.9、桥身支承梁旋转轴端盖，7.10、桥身支承梁旋转轴定位轴套，7.11、桥身支承梁旋转轴小轴承。In the figure: 7.1, jacking up the positioning piece of the fixed shaft of the hydraulic cylinder, 7.2, jacking up the fixed shaft of the hydraulic cylinder, 7.3, jacking up the positioning sleeve of the fixed shaft of the hydraulic cylinder, 7.4, jacking up the piston rod of the hydraulic cylinder, 7.5, jacking up the hydraulic cylinder Cylinder, 7.6, leg lift base, 7.7, rotating shaft of bridge supporting beam, 7.8, large bearing of rotating shaft of bridge supporting beam, 7.9, end cover of rotating shaft of bridge supporting beam, 7.10, positioning of rotating shaft of bridge supporting beam Axle sleeve, 7.11, the small bearing of the rotating shaft of the supporting beam of the bridge body.
图7为本发明实施例提供的电驱动转体组件原理示意图；Fig. 7 is a schematic diagram of the principle of the electric drive swivel assembly provided by the embodiment of the present invention;
图中：5.1、转体驱动电机，5.2、转体减速器，5.3、转台轴承，5.4、转体套轴，5.5、套轴定位片。Among the figure: 5.1, swivel drive motor, 5.2, swivel reducer, 5.3, turntable bearing, 5.4, swivel sleeve shaft, 5.5, sleeve shaft positioning piece.
图8为本发明实施例提供的电驱动可升降桥面组件原理示意图；Fig. 8 is a schematic diagram of the principle of an electrically driven liftable bridge deck assembly provided by an embodiment of the present invention;
图中：10.1、桥面固定段，10.2、桥面升降驱动块，10.3、桥面升降驱动电机，10.4、桥面升降联轴器，10.5、桥面升降滚珠丝杠，10.6、桥面升降支承光轴，10.7、桥面伸缩段，10.8、桥面升降顶部限位板，10.9、桥面升降直线轴承，10.10、桥面升降丝杠轴承。In the figure: 10.1, bridge deck fixed section, 10.2, bridge deck lifting drive block, 10.3, bridge deck lifting drive motor, 10.4, bridge deck lifting coupling, 10.5, bridge deck lifting ball screw, 10.6, bridge deck lifting support Optical axis, 10.7, bridge deck telescopic section, 10.8, bridge deck lifting top limit plate, 10.9, bridge deck lifting linear bearing, 10.10, bridge deck lifting screw bearing.
图9为本发明实施例提供的模块化分体式楼梯组件原理示意图；Fig. 9 is a schematic diagram of the principle of a modular split staircase assembly provided by an embodiment of the present invention;
图中：1.1、固定式楼梯下段，1.2、模块化楼梯段升降电机，1.3、模块化楼梯段支承底板，1.4、模块化楼梯段升降联轴器，1.5、模块化楼梯段升降滚珠丝杠，1.6、模块化楼梯段升降支承光轴，1.7、模块化楼梯段升降驱动块，1.8、模块化楼梯段，1.9、模块化楼梯段升降直线轴承，1.10、模块化楼梯段顶部限位板，1.11、模块化楼梯段升降丝杠轴承。In the figure: 1.1, fixed stair lower section, 1.2, modular staircase section lifting motor, 1.3, modular staircase section support base plate, 1.4, modular staircase section lifting coupling, 1.5, modular staircase section lifting ball screw, 1.6. Modular stair lift support optical axis, 1.7. Modular stair lift drive block, 1.8. Modular stair lift, 1.9. Modular stair lift linear bearing, 1.10. Modular stair top limit plate, 1.11 , Modular stair lift screw bearings.
图10为本发明实施例提供的可伸缩防护栏组件原理示意图；Fig. 10 is a schematic diagram of the principle of the retractable guardrail assembly provided by the embodiment of the present invention;
图11为本发明实施例提供的可伸缩防护栏组件原理示意图中圆C的放大图；Fig. 11 is an enlarged view of circle C in the principle schematic diagram of the retractable guardrail assembly provided by the embodiment of the present invention;
图中：9.1、固定式栏杆，9.2、伸缩式护栏杆体，9.3、伸缩式护栏销。Among the figure: 9.1, fixed railing, 9.2, telescopic guardrail body, 9.3, telescopic guardrail pin.
图12为本发明天桥的侧视图。Fig. 12 is a side view of the bridge of the present invention.
图13为本发明天桥的俯视图。Fig. 13 is a top view of the bridge of the present invention.
图14为本发明天桥的主视图。Fig. 14 is a front view of the bridge of the present invention.
具体实施方式Detailed ways
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
请参阅图1，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥原理示意图，它包括模块化分体式楼梯组件1、底盘位置固定块2、轮式底盘3、桥身支承框架4、电驱动转体组件5、重心调整组件6、液压式抬腿组件7、液压式可伸缩桥身组件8、可伸缩防护栏组件9以及电驱动可升降桥面组件10；本装置依靠轮式底盘3移动至指定位置，依靠轮式底盘3、电驱动转体组件5、重心调整组件6以及液压式抬腿组件7的协调运动快速搭起临时天桥，依靠液压式可伸缩桥身组件8和电驱动可升降桥面组件10灵活调整天桥的长度与高度，依靠可伸缩防护栏组件9保护桥上行人的安全，依靠底盘位置固定块2对轮式底盘3的驻停作用固定天桥位置，可作为大型赛事、演唱会或道路施工等突发事件导致的路面占用情况发生时的临时通行天桥，方便快捷，便于行人和非机动车辆的临时通行与驻足观看；Please refer to Figure 1, which is a schematic diagram of the principle of a split-type retractable temporary bridge with variable height provided by an embodiment of the present invention, which includes a modular split-type staircase assembly 1, a chassis position fixing block 2, a wheeled chassis 3, and a bridge body Support frame 4, electric drive swivel assembly 5, center of gravity adjustment assembly 6, hydraulic leg lift assembly 7, hydraulic retractable bridge body assembly 8, retractable guardrail assembly 9 and electric drive liftable bridge deck assembly 10; this device Relying on the wheeled chassis 3 to move to the designated position, relying on the coordinated movement of the wheeled chassis 3, the electric drive swivel assembly 5, the center of gravity adjustment assembly 6 and the hydraulic leg lifting assembly 7 to quickly build a temporary bridge, relying on the hydraulic retractable bridge body The assembly 8 and the electrically driven liftable bridge deck assembly 10 can flexibly adjust the length and height of the overpass, rely on the retractable guardrail assembly 9 to protect the safety of pedestrians on the bridge, and rely on the parking effect of the chassis position fixing block 2 on the wheeled chassis 3 to fix the overpass The location can be used as a temporary overpass when road occupancy occurs due to emergencies such as large-scale events, concerts or road construction. It is convenient and fast, and it is convenient for pedestrians and non-motorized vehicles to pass temporarily and stop to watch;
所述的轮式底盘3与市面上典型的轮式底盘结构相同，仅在部分装配尺寸上有所调整。The wheeled chassis 3 has the same structure as the typical wheeled chassis on the market, and only some adjustments are made in the assembly dimensions.
整体上，本装置具有多个轮式底盘3用于承载以及移动所用，根据合适的位置来设定数量，本说明书就不详细限定数量，如图，轮式底盘3、底盘位置固定块2、支承框架4、电驱动转体组件5形成一个移动转向单元，桥体下侧两侧安装数量相等的移动转向单。On the whole, this device has multiple wheeled chassis 3 for carrying and moving. The number is set according to the appropriate position. This manual does not limit the number in detail. As shown in the figure, the wheeled chassis 3, the chassis position fixing block 2, The support frame 4 and the electrically driven swivel assembly 5 form a mobile steering unit, and the number of mobile steering units equal in number is installed on both sides of the lower side of the bridge body.
请参阅图2与图3，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的液压式可伸缩桥身组件原理示意图及其中圆A的放大图，它包括桥身8.1、伸缩液压缸固定轴8.2、伸缩液压缸固定轴定位轴套8.3、伸缩液压缸固定轴定位片8.4、桥身支承梁8.5、伸缩液压缸活塞杆8.6、桥身支承架8.7、桥身伸缩段8.8、桥身支承梁伸缩段8.9以及伸缩液压缸缸筒8.10；桥身支承架8.7和桥身支承梁8.5焊接并经肋板加固，桥身伸缩段8.8外表面与桥身8.1内腔间隙配合，桥身支承梁伸缩段8.9外表面与桥身支承梁8.5内腔间隙配合；伸缩液压缸固定轴8.2的中间段外表面与伸缩液压缸活塞杆8.6或伸缩液压缸缸筒8.10的连接端内表面间隙配合，两侧段外表面与桥身8.1上对应孔位的内表面间隙配合并经伸缩液压缸固定轴定位轴套8.3和伸缩液压缸固定轴定位片8.4定位，从而将伸缩液压缸活塞杆8.6和伸缩液压缸缸筒8.10的连接端分别固定在桥身8.1的指定位置；伸缩液压缸活塞杆8.6的直线运动带动两个桥身支承梁8.5沿其轴线方向相对运动，从而带动两个桥身8.1的相对运动，实现临时天桥长度的改变，以适应不同的需求；Please refer to Fig. 2 and Fig. 3, which are a schematic diagram of the hydraulic telescopic bridge body assembly of a highly variable split type telescopic temporary bridge provided by an embodiment of the present invention and an enlarged view of the middle circle A, which includes a bridge body 8.1 , Telescopic hydraulic cylinder fixed shaft 8.2, telescopic hydraulic cylinder fixed shaft positioning sleeve 8.3, telescopic hydraulic cylinder fixed shaft positioning piece 8.4, bridge body support beam 8.5, telescopic hydraulic cylinder piston rod 8.6, bridge body support frame 8.7, bridge body telescopic section 8.8, bridge support beam telescopic section 8.9 and telescopic hydraulic cylinder cylinder 8.10; bridge body support frame 8.7 and bridge body support beam 8.5 are welded and reinforced by rib plates, the outer surface of bridge body telescopic section 8.8 is in clearance fit with bridge body 8.1 inner cavity , the outer surface of the telescopic section 8.9 of the bridge body support beam is matched with the inner cavity of the bridge body support beam 8.5; the outer surface of the middle section of the telescopic hydraulic cylinder fixed shaft 8.2 is connected to the connecting end of the telescopic hydraulic cylinder piston rod 8.6 or the telescopic hydraulic cylinder barrel 8.10 The surface clearance is matched, the outer surface of the two sides is matched with the inner surface of the corresponding hole on the bridge body 8.1, and the positioning sleeve 8.3 of the fixed shaft of the telescopic hydraulic cylinder and the positioning piece 8.4 of the fixed shaft of the telescopic hydraulic cylinder are positioned, so that the piston of the telescopic hydraulic cylinder The connecting ends of the rod 8.6 and the telescopic hydraulic cylinder 8.10 are respectively fixed at the specified positions of the bridge body 8.1; the linear motion of the telescopic hydraulic cylinder piston rod 8.6 drives the two bridge body support beams 8.5 to move relative to each other along their axial directions, thereby driving the two The relative movement of the bridge body 8.1 realizes the change of the length of the temporary bridge to meet different needs;
所述的桥身8.1、桥身支承梁8.5、桥身伸缩段8.8以及桥身支承梁伸缩段8.9均由不锈钢焊接而成，在保证承载能力的基础上做轻量化处理。The bridge body 8.1, the bridge body support beam 8.5, the bridge body telescopic section 8.8 and the bridge body support beam telescopic section 8.9 are all welded by stainless steel, and are light-weighted on the basis of ensuring the bearing capacity.
请参阅图4，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的重心调整组件原理示意图，它包括丝杠带边轴承6.1、油缸缸底6.2、活塞6.3、活塞驱动件6.4、油缸缸体6.5、丝杠联轴器6.6、活塞驱动电机6.7、活塞驱动减速器6.8、油缸缸盖6.9、油管6.10、活塞驱动滚珠丝杠6.11以及油管接头6.12；油缸缸底6.2、油缸缸体6.5以及油缸缸盖6.9经螺栓连接，组合成重心调整组件6的油缸主体并通过螺栓固定在支撑框架4上，油管6.10通过油管接头6.12将两个油缸连通起来；丝杠带边轴承6.1和活塞驱动减速器6.8分别通过螺栓固定在油缸缸底6.2和油缸缸盖6.9上，活塞驱动减速器6.8的动力由活塞驱动电机6.7提供，其输出轴连接丝杠联轴器6.6一端；活塞驱动滚珠丝杠6.11两端分别与丝杠联轴器6.6和丝杠带边轴承6.1的内圈紧配合；活塞驱动件6.4的内圈与活塞驱动滚珠丝杠6.11螺纹配合，外端与活塞6.3螺栓连接，活塞驱动电机6.7的输出转矩经活塞驱动减速器6.8放大，再由滚珠丝杠传动转换为活塞6.3在油缸内沿油缸轴线方向的移动，从而改变油缸内液压油的体积；两个活塞驱动电机6.7协调运动，实现两个油缸内部液压油之间的流通，从而改变天桥桥身两端的质量配比，进而改变其重心位置，为液压式抬腿组件7的工作提供前提条件；Please refer to Figure 4, which is a schematic diagram of the center of gravity adjustment assembly of a height-variable split-type telescopic temporary bridge provided by an embodiment of the present invention, which includes a screw with side bearing 6.1, a cylinder bottom 6.2, a piston 6.3, and Parts 6.4, oil cylinder block 6.5, screw coupling 6.6, piston drive motor 6.7, piston drive reducer 6.8, oil cylinder head 6.9, oil pipe 6.10, piston drive ball screw 6.11 and oil pipe joint 6.12; oil cylinder bottom 6.2, The oil cylinder block 6.5 and the oil cylinder head 6.9 are connected by bolts to form the main body of the oil cylinder of the center of gravity adjustment assembly 6 and fixed on the support frame 4 by bolts. The oil pipe 6.10 connects the two oil cylinders through the oil pipe joint 6.12; the screw with side bearing 6.1 and piston drive reducer 6.8 are respectively fixed on the cylinder bottom 6.2 and cylinder head 6.9 by bolts, the power of piston drive reducer 6.8 is provided by piston drive motor 6.7, and its output shaft is connected to one end of screw coupling 6.6; The two ends of the driving ball screw 6.11 are tightly matched with the inner ring of the screw coupling 6.6 and the screw bearing 6.1; Bolt connection, the output torque of the piston drive motor 6.7 is amplified by the piston drive reducer 6.8, and then converted by the ball screw drive to the movement of the piston 6.3 in the cylinder along the axis of the cylinder, thereby changing the volume of hydraulic oil in the cylinder; two The piston drive motor 6.7 moves in coordination to realize the circulation of the hydraulic oil inside the two oil cylinders, thereby changing the mass ratio of the two ends of the flyover bridge body, thereby changing the position of its center of gravity, and providing a prerequisite for the operation of the hydraulic leg lift assembly 7;
所述的重心调整组件6中的连接采用密封措施，以防止液压油的渗漏；The connection in the center of gravity adjustment assembly 6 adopts sealing measures to prevent leakage of hydraulic oil;
所述的重心调整组件6中的油缸缸体6.5的头部开有空气孔，以防止因油缸中无油腔空间密闭而导致活塞6.3的移动困难；The head of the cylinder block 6.5 in the center of gravity adjustment assembly 6 is provided with an air hole to prevent the piston 6.3 from being difficult to move due to the airtight space of the oil-free cavity in the cylinder;
所述的油管6.10采用弹性材料，并在安装时穿过桥身支承梁8.5下侧的耳孔，既不会限制液压式抬腿组件7的运动又不会下垂。The oil pipe 6.10 is made of elastic material, and passes through the ear hole on the lower side of the bridge support beam 8.5 during installation, so that the movement of the hydraulic leg lifting assembly 7 will not be restricted and will not sag.
请参阅图5与图6，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的液压式抬腿组件原理示意图及其中圆B的放大图，它包括顶起液压缸固定轴定位片7.1、顶起液压缸固定轴7.2、顶起液压缸固定轴定位轴套7.3、顶起液压缸活塞杆7.4、顶起液压缸缸筒7.5、抬腿基座7.6、桥身支承梁旋转轴7.7、桥身支承梁旋转轴大轴承7.8、桥身支承梁旋转轴端盖7.9、桥身支承梁旋转轴定位轴套7.10以及桥身支承梁旋转轴小轴承7.11；桥身支承梁8.5与桥身支承梁旋转轴7.7经花键连接且通过轴肩和桥身支承梁旋转轴定位轴套7.10轴向定位；桥身支承梁旋转轴7.7两端分别与桥身支承梁旋转轴大轴承7.8和桥身支承梁旋转轴小轴承7.11的内圈紧配合，桥身支承梁旋转轴大轴承7.8和桥身支承梁旋转轴小轴承7.11的外圈分别与抬腿基座7.6的两沉孔紧配合，桥身支承梁旋转轴端盖7.9与桥身支承梁旋转轴7.7的外端面贴紧并通过螺栓固定在抬腿基座7.6上，从而实现桥身支承梁旋转轴7.7的轴向定位；顶起液压缸固定轴7.2的中间段外表面与顶起液压缸缸筒7.5或顶起液压缸活塞杆7.4的连接端内表面间隙配合，两侧段外表面与抬腿基座7.6或桥身支承梁8.5的对应孔位内表面间隙配合并经顶起液压缸固定轴定位片7.1和顶起液压缸固定轴定位轴套7.3定位，从而将顶起液压缸缸筒7.5和顶起液压缸活塞杆7.4的连接端分别连接在抬腿基座7.6或桥身支承梁8.5的指定位置；顶起液压缸活塞杆7.4沿其轴线方向的直线运动通过连杆滑块机构转换为桥身支承梁8.5绕桥身支承梁旋转轴7.7的转动，从而将天桥桥身的另一端抬离地面，为电驱动转体组件5和液压式可伸缩桥身组件8的工作提供前提条件。Please refer to Fig. 5 and Fig. 6, which are schematic diagrams of the hydraulic leg-lift assembly of a variable-height split-type telescopic temporary bridge provided by an embodiment of the present invention and an enlarged view of the circle B in it, which includes jacking hydraulic cylinders to fix Shaft positioning piece 7.1, jacking hydraulic cylinder fixed shaft 7.2, jacking hydraulic cylinder fixed shaft positioning bushing 7.3, jacking hydraulic cylinder piston rod 7.4, jacking hydraulic cylinder cylinder 7.5, leg lifting base 7.6, bridge body support beam The rotating shaft 7.7, the large bearing of the rotating shaft of the supporting girder of the bridge body 7.8, the end cover of the rotating shaft of the supporting girder of the bridge body 7.9, the positioning sleeve of the rotating shaft of the supporting girder of the bridge body 7.10 and the small bearing of the rotating shaft of the supporting girder of the bridge body 7.11; the supporting girder of the bridge body 8.5 It is connected with the rotating shaft 7.7 of the supporting beam of the bridge body through a spline and axially positioned by the shaft shoulder and the positioning shaft sleeve 7.10 of the rotating shaft of the supporting beam of the bridge body; 7.8 is tightly fitted with the inner ring of the small bearing 7.11 of the rotating shaft of the bridge body support beam, and the outer rings of the large bearing 7.8 of the rotating shaft of the bridge body supporting beam and the small bearing 7.11 of the rotating shaft of the bridge body supporting beam are respectively connected to the two sink holes of the leg lifting base 7.6 Tight fit, the end cover 7.9 of the rotating shaft of the supporting beam of the bridge body is in close contact with the outer end surface of the rotating shaft 7.7 of the supporting beam of the bridge body, and is fixed on the leg lift base 7.6 by bolts, so as to realize the axial positioning of the rotating shaft 7.7 of the supporting beam of the bridge body The outer surface of the middle section of the jacking hydraulic cylinder fixed shaft 7.2 is in clearance fit with the inner surface of the jacking hydraulic cylinder barrel 7.5 or the connecting end of the jacking hydraulic cylinder piston rod 7.4, and the outer surfaces of both sides of the section are in contact with the leg lifting base 7.6 or the bridge The inner surface of the corresponding hole of the body support beam 8.5 is clearance matched and positioned through the jacking hydraulic cylinder fixed shaft positioning piece 7.1 and the jacking hydraulic cylinder fixed shaft positioning sleeve 7.3, thereby the jacking hydraulic cylinder cylinder 7.5 and the jacking hydraulic cylinder The connecting ends of the piston rod 7.4 are respectively connected to the designated positions of the leg lift base 7.6 or the bridge body support beam 8.5; the linear movement of the jacking hydraulic cylinder piston rod 7.4 along its axis direction is converted into the bridge body support beam through the connecting rod slider mechanism 8.5 The rotation around the bridge body supporting girder rotation axis 7.7 lifts the other end of the flyover bridge body off the ground, providing prerequisites for the work of the electrically driven swivel assembly 5 and the hydraulic retractable bridge body assembly 8.
请参阅图7，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的电驱动转体组件原理示意图，它包括转体驱动电机5.1、转体减速器5.2、转台轴承5.3、转体套轴5.4以及套轴定位片5.5；转台轴承5.3的两端分别与抬腿基座7.6和支承框架4螺栓连接，转体减速器5.2通过螺栓固定在抬腿基座7.6上，其动力源来自于转体驱动电机5.1；转体套轴5.4一端与转体减速器5.2的输出轴键连接，另一端与支承框架4经花键连接并通过套轴定位片5.5轴向定位；转体驱动电机5.1的输出转矩经转体减速器5.2放大，再经转体套轴5.4传递到支承框架4上，在支承框架4固定不动的前提下，转换为转体减速器5.2的反向转动，从而带动抬腿基座7.6绕转台轴承5.3的轴线旋转，结合液压式抬腿组件7和液压式可伸缩桥身组件8的运动，将临时天桥快速搭起来。Please refer to Fig. 7, which is a schematic diagram of the electric drive swivel assembly of a height-variable split-type telescopic temporary bridge provided by an embodiment of the present invention, which includes a swivel drive motor 5.1, a swivel reducer 5.2, and a turntable bearing 5.3 , the swivel sleeve shaft 5.4 and the sleeve shaft positioning piece 5.5; the two ends of the turntable bearing 5.3 are connected with the leg lift base 7.6 and the support frame 4 bolts respectively, and the swivel reducer 5.2 is fixed on the leg lift base 7.6 by bolts, and The power source comes from the swivel drive motor 5.1; one end of the swivel sleeve shaft 5.4 is keyed to the output shaft of the swivel reducer 5.2, and the other end is splined to the support frame 4 and axially positioned by the sleeve shaft positioning piece 5.5; The output torque of the body drive motor 5.1 is amplified by the swivel reducer 5.2, and then transmitted to the support frame 4 through the swivel sleeve shaft 5.4. On the premise that the support frame 4 is fixed, it is converted into the reverse torque of the swivel reducer 5.2. To rotate, thereby driving the leg lift base 7.6 to rotate around the axis of the turntable bearing 5.3, combined with the movement of the hydraulic leg lift assembly 7 and the hydraulic telescopic bridge body assembly 8, the temporary bridge is quickly put up.
请参阅图8，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的可升降桥面组件原理示意图；它包括桥面固定段10.1、桥面升降驱动块10.2、桥面升降驱动电机10.3、桥面升降联轴器10.4、桥面升降滚珠丝杠10.5、桥面升降支承光轴10.6、桥面伸缩段10.7、桥面升降顶部限位板10.8、桥面升降直线轴承10.9以及桥面升降丝杠轴承10.10；桥面升降驱动电机10.3和桥面升降丝杠轴承10.10分别通过螺栓固定在桥身8.1和桥面升降顶部限位板10.8上，桥面升降联轴器10.4两端分别连接桥面升降滚珠丝杠10.5和桥面升降驱动电机10.3的输出轴，桥面升降滚珠丝杠10.5的另一端与桥面升降丝杠轴承10.10的内圈紧配合；桥面升降驱动块10.2的内圈与桥面升降滚珠丝杠10.5螺纹配合，外圈与桥面固定段10.1对应孔位配合并螺栓固定，桥面升降驱动电机10.3输出轴的转动，经滚珠丝杠传动转换为桥面升降驱动块10.2沿桥面升降滚珠丝杠10.5轴线方向即Z轴的移动，进而带动桥面固定段10.1沿Z轴移动；桥面升降直线轴承10.9的内圈与桥面升降支承光轴10.6配合，外圈与桥面固定段10.1对应孔位配合并螺栓固定，桥面升降支承光轴10.6两端分别固定在桥身8.1和桥面升降顶部限位板10.8上，增加桥面固定段10.1沿Z轴运动的稳定性，从而构成高度可变的桥面组件，以适应不同的需求；Please refer to FIG. 8 , which is a schematic diagram of the principle of a liftable bridge deck component of a split-type retractable temporary overpass provided by an embodiment of the present invention; it includes a bridge deck fixed section 10.1, a bridge deck lifting drive block 10.2, Lifting drive motor 10.3, bridge deck lifting coupling 10.4, bridge deck lifting ball screw 10.5, bridge deck lifting support optical axis 10.6, bridge deck telescopic section 10.7, bridge deck lifting top limit plate 10.8, bridge deck lifting linear bearing 10.9 And the bridge deck lifting screw bearing 10.10; the bridge deck lifting drive motor 10.3 and the bridge deck lifting screw bearing 10.10 are respectively fixed on the bridge body 8.1 and the bridge deck lifting top limit plate 10.8 by bolts, and the bridge deck lifting coupling 10.4 two The other end of the bridge deck lift ball screw 10.5 is connected with the output shaft of the bridge deck lift drive motor 10.3 respectively, and the other end of the bridge deck lift ball screw 10.5 is closely matched with the inner ring of the bridge deck lift ball screw bearing 10.10; the bridge deck lift drive block The inner ring of 10.2 is screwed with the bridge deck lifting ball screw 10.5, and the outer ring is matched with the corresponding hole position of the bridge deck fixed section 10.1 and fixed with bolts. The rotation of the output shaft of the bridge deck lifting drive motor 10.3 is converted into a bridge through the ball screw drive. The surface lifting drive block 10.2 moves along the axis direction of the bridge deck lifting ball screw 10.5, that is, the Z axis, and then drives the bridge deck fixed section 10.1 to move along the Z axis; the inner ring of the bridge deck lifting linear bearing 10.9 and the bridge deck lifting support optical axis 10.6 Cooperate, the outer ring is matched with the corresponding holes of the bridge deck fixed section 10.1 and fixed with bolts, the two ends of the bridge deck lifting support optical axis 10.6 are respectively fixed on the bridge body 8.1 and the bridge deck lifting top limit plate 10.8, and the bridge deck fixed section 10.1 is added Stability of movement along the Z axis, thus constituting highly variable bridge deck components to suit different needs;
所述的桥面固定段10.1和桥面伸缩段10.7均由不锈钢焊接而成，在保证承载能力的基础上做轻量化处理。The fixed section 10.1 of the bridge deck and the telescopic section 10.7 of the bridge deck are all welded by stainless steel, and are light-weighted on the basis of ensuring the bearing capacity.
请参阅图9，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的模块化分体式楼梯组件原理示意图；它包括固定式楼梯下段1.1、模块化楼梯段升降电机1.2、模块化楼梯段支承底板1.3、模块化楼梯段升降联轴器1.4、模块化楼梯段升降滚珠丝杠1.5、模块化楼梯段升降支承光轴1.6、模块化楼梯段升降驱动块1.7、模块化楼梯段1.8、模块化楼梯段升降直线轴承1.9、模块化楼梯段顶部限位板1.10以及模块化楼梯段升降丝杠轴承1.11；模块化楼梯段支承底板1.3通过螺栓固定在轮式底盘3上，模块化楼梯段升降电机1.2和模块化楼梯段升降丝杠轴承1.11分别通过螺栓固定在模块化楼梯段支承底板1.3和模块化楼梯段顶部限位板1.10上，模块化楼梯段升降联轴器1.4两端分别连接模块化楼梯段升降滚珠丝杠1.5和模块化楼梯段升降电机1.2的输出轴，模块化楼梯段升降滚珠丝杠1.5的另一端与模块化楼梯段升降丝杠轴承1.11的内圈紧配合，模块化楼梯段升降驱动块1.7内圈与模块化楼梯段升降滚珠丝杠1.5螺纹配合，外圈与模块化楼梯段1.8对应孔位配合并螺纹固定，模块化楼梯段升降电机1.2输出轴的转动，经滚珠丝杠传动转换为模块化楼梯段升降驱动块1.7沿模块化楼梯段升降滚珠丝杠1.5轴线方向即Z轴的移动，进而带动模块化楼梯段1.8沿Z轴移动；模块化楼梯段升降直线轴承1.9内孔与模块化楼梯段升降支承光轴1.6配合，外圈与模块化楼梯段1.8对应孔位配合并螺栓固定，模块化楼梯段升降支承光轴1.6两端分别固定在模块化楼梯段支承底板1.3和模块化楼梯段顶部限位板1.10上，增加模块化楼梯段1.8沿Z轴运动的稳定性，从而组合成高度可变的模块化楼梯节；到达指定位置后，模块化楼梯段1.8的沉孔端与固定式楼梯下段1.1或上一模块化楼梯段1.8的突出端配合，突出端与下一模块化楼梯段1.8的沉孔端配合，从而组合成一体化的楼梯；尾部模块化楼梯段1.8的突出端再插入桥面10.1的沉孔端，将楼梯与桥身连接在一起，供行人和非机动车辆上下桥；Please refer to Fig. 9, which is a schematic diagram of the principle of a modular split stair assembly of a variable-height split telescopic temporary bridge provided by an embodiment of the present invention; it includes a fixed stair lower section 1.1, a modular stair lift motor 1.2, Modular stair support bottom plate 1.3, modular stair lift coupling 1.4, modular stair lift ball screw 1.5, modular stair lift support optical axis 1.6, modular stair lift drive block 1.7, modular staircase Section 1.8, modular stair section lifting linear bearing 1.9, modular stair section top limit plate 1.10 and modular stair section lifting screw bearing 1.11; modular stair section supporting base plate 1.3 is fixed on the wheeled chassis 3 by bolts, the module The lift motor 1.2 of the staircase section and the screw bearing 1.11 of the lift section of the modular staircase section are respectively fixed on the support base plate 1.3 of the modular staircase section and the limit plate 1.10 at the top of the modular staircase section by bolts, and the lifting coupling 1.4 of the modular staircase section is two The ends are respectively connected to the output shaft of the modular stair lift ball screw 1.5 and the modular stair lift motor 1.2, and the other end of the modular stair lift ball screw 1.5 is tightly connected to the inner ring of the modular stair lift ball screw bearing 1.11. Coordination, the inner ring of the modular stair lift drive block 1.7 is threaded with the modular stair lift ball screw 1.5, the outer ring is matched with the corresponding hole position of the modular stair lift 1.8 and threaded, and the output shaft of the modular stair lift motor 1.2 The rotation of the ball screw is converted into the movement of the modular stair section lifting drive block 1.7 along the axis direction of the modular stair section lifting ball screw 1.5, that is, the Z axis, and then drives the modular stair section 1.8 to move along the Z axis; The inner hole of the stair lift linear bearing 1.9 is matched with the optical axis 1.6 of the modular stair lift support, the outer ring is matched with the corresponding hole position of the modular stair lift 1.8 and fixed with bolts, and the two ends of the modular stair lift support optical axis 1.6 are respectively fixed on the The modular stair section support bottom plate 1.3 and the modular stair section top limit plate 1.10 increase the stability of the modular stair section 1.8 moving along the Z axis, thereby forming a variable-height modular stair section; after reaching the designated position, The counterbore end of the modular stair section 1.8 cooperates with the protruding end of the fixed stair lower section 1.1 or the previous modular stair section 1.8, and the protruding end cooperates with the counterbore end of the next modular stair section 1.8 to form an integrated Stairs; the protruding end of the rear modular staircase section 1.8 is inserted into the counterbore end of the bridge deck 10.1 to connect the stairs with the bridge body for pedestrians and non-motorized vehicles to get on and off the bridge;
所述的固定式楼梯下段1.1和模块化楼梯段1.8均由钢结构件组合而成，在保证承载能力的基础上做轻量化处理。Both the fixed stair lower section 1.1 and the modular stair section 1.8 are composed of steel structural parts, and are light-weighted on the basis of ensuring the bearing capacity.
请参阅图10与图11，是本发明实施例提供的一种高度可变的分体式可伸缩临时天桥的可伸缩防护栏组件原理示意图及其中圆C的放大图；它包括固定式栏杆9.1、伸缩式护栏杆体9.2以及伸缩式护栏销9.3；固定式栏杆9.1直接插装在桥面10.1三侧以及固定式楼梯下段1.1和模块化楼梯段1.8，提供行人和非机动车辆在楼梯和桥面固定段上的防护；一系列伸缩式护栏杆体9.2经伸缩式护栏销9.3连接，组合成总体长度可变的护栏，并经伸缩式护栏销9.3连接在桥面10.1两侧的固定式栏杆9.1上，提供行人和非机动车辆在桥面伸缩段10.7上的防护。Please refer to Fig. 10 and Fig. 11, which are schematic diagrams of the retractable guardrail assembly of a height-variable split-type retractable temporary bridge provided by an embodiment of the present invention and an enlarged view of the circle C; it includes fixed railings 9.1, The telescopic guardrail rod body 9.2 and the telescopic guardrail pin 9.3; the fixed railing 9.1 is directly inserted on the three sides of the bridge deck 10.1 and the lower section of the fixed staircase 1.1 and the modular staircase section 1.8, providing pedestrians and non-motor vehicles fixed on the stairs and the bridge deck Protection on the section; a series of telescopic guardrail rod bodies 9.2 are connected by telescopic guardrail pins 9.3 to form a guardrail with variable overall length, and are connected to the fixed railings 9.1 on both sides of the bridge deck 10.1 through telescopic guardrail pins 9.3, Provide protection for pedestrians and non-motorized vehicles on the telescopic section 10.7 of the bridge deck.
对于本领域技术人员而言，显然本发明不限于上述示范性实施例的细节，而且在不背离本发明的精神或基本特征的情况下，能够以其他的具体形式实现本发明。因此，无论从哪一点来看，均应将实施例看作是示范性的，而且是非限制性的，本发明的范围由所附权利要求而不是上述说明限定，因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.
此外，应当理解，虽然本说明书按照实施方式加以描述，但并非每个实施方式仅包含一个独立的技术方案，说明书的这种叙述方式仅仅是为清楚起见，本领域技术人员应当将说明书作为一个整体，各实施例中的技术方案也可以经适当组合，形成本领域技术人员可以理解的其他实施方式。In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810318451.8ACN108442231A (en) | 2016-12-12 | 2016-12-12 | A kind of interim overline bridge of alterable height |
| CN201611141275.2ACN106835940B (en) | 2016-12-12 | 2016-12-12 | A split-type retractable temporary bridge with variable height |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611141275.2ACN106835940B (en) | 2016-12-12 | 2016-12-12 | A split-type retractable temporary bridge with variable height |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318451.8ADivisionCN108442231A (en) | 2016-12-12 | 2016-12-12 | A kind of interim overline bridge of alterable height |
| Publication Number | Publication Date |
|---|---|
| CN106835940A CN106835940A (en) | 2017-06-13 |
| CN106835940Btrue CN106835940B (en) | 2018-05-18 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318451.8APendingCN108442231A (en) | 2016-12-12 | 2016-12-12 | A kind of interim overline bridge of alterable height |
| CN201611141275.2AExpired - Fee RelatedCN106835940B (en) | 2016-12-12 | 2016-12-12 | A split-type retractable temporary bridge with variable height |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810318451.8APendingCN108442231A (en) | 2016-12-12 | 2016-12-12 | A kind of interim overline bridge of alterable height |
| Country | Link |
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| CN (2) | CN108442231A (en) |
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| CN201809720U (en)* | 2010-09-29 | 2011-04-27 | 汪海林 | Pedestrian footbridge capable of being movably assembled |
| CN202416155U (en)* | 2011-12-07 | 2012-09-05 | 北京市三一重机有限公司 | Combined overpass and bridge body module thereof |
| CN103924503A (en)* | 2014-05-08 | 2014-07-16 | 陈科 | Reusable pedestrian overpass |
| CN205276116U (en)* | 2015-11-23 | 2016-06-01 | 张朔 | Movable interim overpass |
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102433832B (en)* | 2011-12-07 | 2014-11-19 | 北京市三一重机有限公司 | Combined overpass and bridge body module of the same |
| CN104562914B (en)* | 2014-12-23 | 2016-05-18 | 浙江工业大学 | Vehicle-mounted movable platform bridge |
| CN204753344U (en)* | 2015-06-08 | 2015-11-11 | 黄强 | Detachable overpass |
| CN204982632U (en)* | 2015-06-18 | 2016-01-20 | 湖州升浙绿化工程有限公司 | Novel pontic |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008223341A (en)* | 2007-03-13 | 2008-09-25 | Mitsubishi Electric Corp | Mobile pedestrian bridge |
| CN101096838A (en)* | 2007-05-17 | 2008-01-02 | 李震中 | Self-propelled deformable multipurpose suit the exigence bridge |
| CN201809720U (en)* | 2010-09-29 | 2011-04-27 | 汪海林 | Pedestrian footbridge capable of being movably assembled |
| CN202416155U (en)* | 2011-12-07 | 2012-09-05 | 北京市三一重机有限公司 | Combined overpass and bridge body module thereof |
| CN103924503A (en)* | 2014-05-08 | 2014-07-16 | 陈科 | Reusable pedestrian overpass |
| CN205276116U (en)* | 2015-11-23 | 2016-06-01 | 张朔 | Movable interim overpass |
| Publication number | Publication date |
|---|---|
| CN108442231A (en) | 2018-08-24 |
| CN106835940A (en) | 2017-06-13 |
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| CB03 | Change of inventor or designer information | Inventor after:Liu Qianhui Inventor after:Zhang Zhengxin Inventor after:Yang Tongwen Inventor after:Zhu Yan Inventor after:Wei Miankai Inventor before:Yan Sheng Inventor before:Yao Zhixin | |
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| TA01 | Transfer of patent application right | Effective date of registration:20180420 Address after:Yunyan District 550003 Guizhou city of Guiyang Province, No. 1 Cai Guizhou Polytechnic Institute Applicant after:GUIZHOU INSTITUTE OF TECHNOLOGY Address before:221000 Jiangsu city of Xuzhou province Xuzhou high tech Industrial Development Zone, Second Industrial Park, Qianjiang Road No. 23 Applicant before:Xuzhou joy Electromechanical Technology Co., Ltd. | |
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| CF01 | Termination of patent right due to non-payment of annual fee | Granted publication date:20180518 Termination date:20181212 | |
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