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CN112440858B - A kind of outdoor carriage expansion adjustment mechanism and using method - Google Patents

A kind of outdoor carriage expansion adjustment mechanism and using method
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CN112440858B
CN112440858BCN202011371542.1ACN202011371542ACN112440858BCN 112440858 BCN112440858 BCN 112440858BCN 202011371542 ACN202011371542 ACN 202011371542ACN 112440858 BCN112440858 BCN 112440858B
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carriage
bottom plate
support
fixed
extended
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CN112440858A (en
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李明
赵喆
李晓雪
郝昱文
郑静晨
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Third Medical Center of PLA General Hospital
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Abstract

Translated fromChinese

本发明公开了一种野外车厢扩展调节机构及其使用方法,所述车厢扩展调节机构包括固定车厢、扩展车厢和用于驱动扩展车厢的扩展机构,所述固定车厢和所述扩展车厢分别由底板、侧板以及顶板组成,所述车厢扩展调节机构还包括多个设置在固定车厢和扩展车厢的底板下的支撑调平机构、与支撑调平机构相连的驱动机构以及与驱动机构相连的控制单元,通过控制单元驱动支撑调平机构运动实现底板与水平面保持平行,从而解决了由于底板倾斜导致的手术台不能保持水平,影响手术正常进行的问题。

Figure 202011371542

The invention discloses an expansion and adjustment mechanism for a field carriage and a method for using the same. The expansion and adjustment mechanism for the carriage comprises a fixed carriage, an extended carriage and an extension mechanism for driving the extended carriage. The fixed carriage and the extended carriage are respectively separated by a bottom plate , a side plate and a top plate, the compartment expansion adjustment mechanism also includes a plurality of support leveling mechanisms arranged under the bottom plate of the fixed compartment and the extended compartment, a drive mechanism connected with the support leveling mechanism, and a control unit connected with the drive mechanism The control unit drives the support and leveling mechanism to keep the bottom plate parallel to the horizontal plane, thereby solving the problem that the operating table cannot be kept horizontal due to the tilt of the bottom plate, which affects the normal operation of the operation.

Figure 202011371542

Description

Translated fromChinese
一种野外车厢扩展调节机构及使用方法A kind of outdoor carriage expansion adjustment mechanism and using method

技术领域technical field

本发明属于野外医疗设备技术领域,具体地,涉及一种野外车厢扩展调节机构及使用方法。The invention belongs to the technical field of field medical equipment, and in particular relates to a field carriage expansion adjustment mechanism and a method of use.

背景技术Background technique

野外手术车是一种用于突发自然灾害或重大疫情爆发时对大批量伤病员进行现场手术救治的移动医疗设备,具有“灵活机动、快速展开、配套齐全”的特点,通常由底盘运输系统,车厢系统、环境保障系统、医疗功能系统、供配电及其他保障系统等部分组成,其中,车厢系统一般为可扩展结构,以扩大使用空间。The field surgical vehicle is a mobile medical device used for on-site surgical treatment of a large number of wounded and sick during sudden natural disasters or major epidemic outbreaks. System, compartment system, environmental security system, medical function system, power supply and distribution and other security systems, etc., among which, the compartment system is generally an expandable structure to expand the use space.

目前的车厢扩展调节机构通常由固定车厢以及可展收在固定车厢内部以及两侧的扩展车厢组成,通过扩展机构驱动扩展车厢运动,实现扩展车厢的展收,从而实现便于使用的目的。然而现有技术大都集中于如何改进扩展机构,但是在扩展车厢扩展在固定车厢的两侧后,如何保持扩展车厢的底板水平是一个重要的问题,同时由于野外环境较为恶略,地形复杂,如何为手术台提供一个水平的车厢底板条件也是本领域技术人员亟待解决的技术问题。The current compartment expansion adjustment mechanism is usually composed of a fixed compartment and an expansion compartment that can be expanded and retracted inside and on both sides of the fixed compartment. However, most of the existing technologies focus on how to improve the extension mechanism. However, after the extension car is extended on both sides of the fixed car, how to keep the floor level of the extension car is an important issue. At the same time, due to the harsh field environment and complex terrain, how Providing a horizontal carriage floor condition for the operating table is also a technical problem to be solved urgently by those skilled in the art.

发明内容SUMMARY OF THE INVENTION

本发明的目的是提供一种野外车厢扩展调节机构以及使用方法,用以解决固定车厢和扩展车厢底板倾斜导致的手术台不能保持水平,影响手术正常进行的问题。The purpose of the present invention is to provide an expansion and adjustment mechanism of a field carriage and a method of use to solve the problem that the operation table cannot be kept level due to the inclination of the bottom plate of the fixed carriage and the extended carriage, which affects the normal operation of the operation.

为实现上述目的,本发明提供了一种野外车厢扩展调节机构,包括固定车厢、扩展车厢和用于驱动扩展车厢的扩展机构,所述固定车厢和所述扩展车厢分别由底板、侧板以及顶板组成,所述车厢扩展调节机构还包括多个设置在固定车厢和扩展车厢的底板下的支撑调平机构、与支撑调平机构相连的驱动机构以及与驱动机构相连的控制单元。所述支撑调平机构由主丝杠和副丝杠组成的丝杠副结构;所述驱动机构为具有力矩控制模式和位置控制模式的伺服电机。所述多个支撑调平机构用于在所述控制单元的控制下,通过所述驱动机构驱动所述支撑调平机构运动以实现所述固定车厢的底板所在的平面和所述扩展车厢的底板所在的平面均与水平面保持平行。In order to achieve the above object, the present invention provides an expansion and adjustment mechanism for an outdoor carriage, including a fixed carriage, an extended carriage, and an extension mechanism for driving the extended carriage. The carriage expansion adjustment mechanism further includes a plurality of support leveling mechanisms arranged under the bottom plate of the fixed carriage and the extended carriage, a drive mechanism connected with the support levelling mechanism, and a control unit connected with the drive mechanism. The support and leveling mechanism is composed of a main screw and an auxiliary screw, and the driving mechanism is a servo motor with a torque control mode and a position control mode. The plurality of support leveling mechanisms are used to drive the support leveling mechanisms to move through the drive mechanism under the control of the control unit, so as to realize the plane on which the bottom plate of the fixed car is located and the bottom plate of the extended car The planes are all parallel to the horizontal plane.

较佳地,所述控制单元包括分别设置在所述固定车厢的底板上和所述扩展车厢底板上的采集单元、以及与所述采集单元相连的计算单元;Preferably, the control unit comprises acquisition units respectively arranged on the bottom plate of the fixed carriage and the bottom of the extended carriage, and a computing unit connected with the acquisition unit;

所述采集单元用于采集所述固定车厢的底板与所述水平面的夹角或用于采集所述所述扩展车厢的底板与所述水平面的夹角;The collecting unit is used for collecting the included angle between the bottom plate of the fixed carriage and the horizontal plane or for collecting the included angle between the bottom plate of the extended carriage and the horizontal plane;

所述计算单元用于根据所述固定车厢的底板与所述水平面的夹角计算出所述固定车厢的底板上最高点和最低点的高度差,或用于根据所述扩展车厢的底板与所述水平面的夹角计算出所述扩展车厢的底板上最高点和最低点的高度差。The calculation unit is used to calculate the height difference between the highest point and the lowest point on the bottom plate of the fixed car according to the angle between the bottom plate of the fixed car and the horizontal plane, or to calculate the height difference between the bottom plate of the extended car and the bottom of the extended car. The included angle of the horizontal plane calculates the height difference between the highest point and the lowest point on the floor of the extended carriage.

较佳地,所述驱动机构用于根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动。Preferably, the drive mechanism is configured to drive the support leveling mechanism at a position corresponding to the lowest point of the base plate to perform an upward movement according to the height difference.

本发明还提供一种野外车厢扩展调节机构的使用方法,包括:The present invention also provides a method for using the expansion and adjustment mechanism of the outdoor carriage, comprising:

S1支撑调平机构对固定车厢的底板进行支撑;The S1 support leveling mechanism supports the bottom plate of the fixed carriage;

S2支撑调平机构控制固定车厢的底板与水平面保持平行;The S2 support leveling mechanism controls the bottom plate of the fixed carriage to be parallel to the horizontal plane;

S3扩展机构驱动所述扩展车厢展开至固定车厢的两侧;The S3 extension mechanism drives the extension carriage to expand to both sides of the fixed carriage;

S4支撑调平机构对扩展车厢的底板进行支撑;The S4 support leveling mechanism supports the bottom plate of the extended carriage;

S5支撑调平机构控制扩展车厢的底板与所述水平面保持平行。The S5 support leveling mechanism controls the floor of the extended carriage to remain parallel to the horizontal plane.

进一步地,支撑调平机构控制固定车厢的底板与水平面保持平行的步骤包括:Further, the step of supporting the leveling mechanism to control the bottom plate of the fixed carriage to remain parallel to the horizontal plane includes:

S21采集单元采集所述固定车厢的底板与所述水平面的夹角;S21 the collecting unit collects the angle between the bottom plate of the fixed carriage and the horizontal plane;

S22计算单元根据所述固定车厢的底板与所述水平面的夹角计算出所述固定车厢的底板上最高点和最低点的高度差;S22 The calculation unit calculates the height difference between the highest point and the lowest point on the bottom plate of the fixed car according to the angle between the bottom plate of the fixed car and the horizontal plane;

S23驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动。S23 The drive mechanism drives the support and leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference.

进一步地,所述驱动机构为具有力矩控制模式和位置控制模式的伺服电机;Further, the drive mechanism is a servo motor with a torque control mode and a position control mode;

支撑调平机构对所述固定车厢的底板进行支撑时,所述伺服电机工作在力矩控制模式;When the support leveling mechanism supports the bottom plate of the fixed carriage, the servo motor works in a torque control mode;

驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动时,所述伺服电机工作在位置控制模式。When the drive mechanism drives the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, the servo motor works in a position control mode.

进一步地,驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动的步骤之后,还包括,判断所述固定车厢的底板与所述水平面是否平行。Further, after the step of driving the support and leveling mechanism at the position corresponding to the lowest point of the bottom plate to move upward according to the height difference, the driving mechanism further includes judging whether the bottom plate of the fixed carriage is parallel to the horizontal plane.

本发明的有益效果:在固定车厢和扩展车厢的底板分别设置多个支撑调平机构、与支撑调平机构相连的驱动机构以及与驱动机构相连的控制单元,通过控制单元驱动支撑调平机构运动实现底板与水平面保持平行,从而解决了由于底板倾斜导致的手术台不能保持水平,影响手术正常进行的问题。The beneficial effects of the present invention are as follows: a plurality of supporting leveling mechanisms, a driving mechanism connected with the supporting leveling mechanism and a control unit connected with the driving mechanism are respectively arranged on the bottom plates of the fixed carriage and the extended carriage, and the supporting levelling mechanism is driven by the control unit to move. The bottom plate is kept parallel to the horizontal plane, thereby solving the problem that the operating table cannot be kept horizontal due to the tilt of the bottom plate, which affects the normal operation of the operation.

附图说明Description of drawings

图1是本发明野外车厢扩展调节机构的结构示意图;Fig. 1 is the structural representation of the field carriage expansion adjustment mechanism of the present invention;

图2是本发明支撑调平机构的控制框图;Fig. 2 is the control block diagram of the support leveling mechanism of the present invention;

图3是车厢扩展调节机构的整体工作流程图;Fig. 3 is the overall working flow chart of the carriage expansion adjustment mechanism;

图4是实现底板与水平面保持平行的工作流程图。Fig. 4 is a working flow chart for realizing that the bottom plate is kept parallel to the horizontal plane.

附图标记说明:Description of reference numbers:

1-固定车厢 2-扩展车厢 3-扩展机构 4-车厢底板1-Fixed compartment 2-Extended compartment 3-Extended mechanism 4-Compartment floor

5-支撑调平机构 6-驱动机构 7-控制单元5-Support leveling mechanism 6-Drive mechanism 7-Control unit

具体实施方式Detailed ways

为使本领域的技术人员更好地理解本发明的技术方案,下面结合附图和具体实施方式对本发明的野外车厢扩展调节机构及其使用方法作进一步的详细描述。In order to make those skilled in the art better understand the technical solutions of the present invention, the following describes the outdoor carriage expansion adjustment mechanism of the present invention and its use method in further detail with reference to the accompanying drawings and specific embodiments.

本实施例提供一种野外车厢扩展调节机构,请参考图1,所述车厢扩展调节机构包括固定车厢1、扩展车厢2和用于驱动扩展车厢的扩展机构3,固定车厢1和扩展车厢2分别由底板4、侧板以及顶板组成,车厢扩展调节机构还包括多个支撑调平机构5,与所述多个支撑调平机构5连接的驱动机构6,以及与所述驱动机构连接的控制单元7,所述多个支撑调平机构5分别设置在所述固定车厢的底板4和所述固定车厢的底板4上,多个支撑调平机构5用于在所述控制单元7的控制下,通过所述驱动机构6驱动所述支撑调平机构5运动以实现所述固定车厢的底板4所在的平面和所述扩展车厢的底板4所在的平面均与水平面保持平行。支撑调平机构5为主丝杠和副丝杠组成的丝杠副结构,工作时主丝杠旋转及伸展带动副丝杠旋转和伸展,该支撑机构的特点:收拢尺寸小,便于安装,系统采用一键式自动操作,提高了整车的使用性和美观性。驱动机构6采用具有力矩控制模式和位置控制模式的伺服电机。This embodiment provides an expansion and adjustment mechanism for an outdoor compartment. Please refer to FIG. 1 . The expansion and adjustment mechanism for a compartment includes a fixed compartment 1, anextended compartment 2, and anexpansion mechanism 3 for driving the expanded compartment. The fixed compartment 1 and the extendedcompartment 2 are respectively Composed of a bottom plate 4, a side plate and a top plate, the carriage expansion adjustment mechanism also includes a plurality of support andleveling mechanisms 5, a driving mechanism 6 connected with the plurality of supporting andleveling mechanisms 5, and a control unit connected with the driving mechanism. 7. The plurality of support andleveling mechanisms 5 are respectively arranged on the bottom plate 4 of the fixed carriage and the bottom plate 4 of the fixed carriage. The support andleveling mechanism 5 is driven by the drive mechanism 6 to move, so that the plane on which the bottom plate 4 of the fixed car is located and the plane on which the bottom plate 4 of the extended car is located are both parallel to the horizontal plane. Thesupport leveling mechanism 5 is a lead screw substructure composed of a main lead screw and an auxiliary lead screw. During operation, the main lead screw rotates and stretches to drive the secondary lead screw to rotate and stretch. One-button automatic operation improves the usability and aesthetics of the vehicle. The drive mechanism 6 uses a servo motor with a torque control mode and a position control mode.

请参考图1所示,在固定车厢和扩展车厢的底板4分别设置多个支撑调平机构5、与支撑调平机构5相连的驱动机构6以及与驱动机构相连的控制单元7,通过控制单元7驱动支撑调平机构5运动实现底板4与水平面保持平行,从而解决了由于底板4倾斜导致的手术台不能保持水平,影响手术正常进行的问题。Referring to FIG. 1 , a plurality of supporting andleveling mechanisms 5 , a driving mechanism 6 connected to the supporting andleveling mechanism 5 , and acontrol unit 7 connected to the driving mechanism are respectively provided on the bottom plate 4 of the fixed carriage and the extended carriage. 7. Drive the support andleveling mechanism 5 to move to keep the bottom plate 4 parallel to the horizontal plane, thereby solving the problem that the operating table cannot be kept horizontal due to the inclination of the bottom plate 4, which affects the normal operation of the operation.

图2是支撑调平机构的控制框图,如图2所示,控制单元7进一步包括采集单元71和计算单元72,其中采集单元71分别设置在所述固定车厢的底板4上和所述扩展车厢底板4上、计算单元72与所述采集单元相连;Fig. 2 is a control block diagram of the support leveling mechanism. As shown in Fig. 2, thecontrol unit 7 further includes a collection unit 71 and a calculation unit 72, wherein the collection unit 71 is respectively disposed on the bottom plate 4 of the fixed carriage and the extended carriage On the base plate 4, the computing unit 72 is connected with the collecting unit;

采集单元71用于采集所述固定车厢的底板4与所述水平面的夹角或用于采集所述所述扩展车厢的底板4与所述水平面的夹角;The collecting unit 71 is used for collecting the angle between the bottom plate 4 of the fixed carriage and the horizontal plane or for collecting the angle between the bottom plate 4 of the extended carriage and the horizontal plane;

计算单元72用于根据所述固定车厢的底板4与所述水平面的夹角计算出所述固定车厢的底板4上最高点和最低点的高度差,或用于根据所述扩展车厢的底板4与所述水平面的夹角计算出所述扩展车厢的底板4上最高点和最低点的高度差。The calculation unit 72 is used to calculate the height difference between the highest point and the lowest point on the bottom plate 4 of the fixed car according to the angle between the bottom plate 4 of the fixed car and the horizontal plane, or to calculate the height difference between the highest point and the lowest point on the bottom plate 4 of the fixed car, or to calculate the height difference of the bottom plate 4 of the extended car according to the bottom plate 4 of the extended car. The included angle with the horizontal plane is used to calculate the height difference between the highest point and the lowest point on the bottom plate 4 of the extended carriage.

在底板上设置多个支撑调平机构5,驱动机构6驱动与底板4上最高点以及最低点对应的支撑调平机构5进行升降运动,实现底板4与水平面的夹角变小,进一步实现底板与水平面保持平行。A plurality of supporting and levelingmechanisms 5 are arranged on the bottom plate, and the driving mechanism 6 drives the supporting and levelingmechanisms 5 corresponding to the highest point and the lowest point on the bottom plate 4 to move up and down, so that the angle between the bottom plate 4 and the horizontal plane is reduced, and the bottom plate is further realized. Be parallel to the horizontal plane.

在调整底面和水平面保持平行之前,支撑调平机构5还起到支撑车厢的作用。在调平过程中,若驱动与底板4最高点对应的支撑调平机构5进行下降运动时,可能会导致虚腿现象,即该支撑调平机构5无法实现对底板4的支撑作用,从而导致车厢无法保证稳定。因此为了避免这一问题,优选地,在调平过程中,设置支撑调平机构5的运动为只升不降,即驱动机构6根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构5进行上升运动(亦即长度拉长运动),而对最高点的支撑调平机构5不驱动,从而避免了虚腿现象,既保证调平又保证了车厢的稳定。Before adjusting the bottom surface and the horizontal surface to keep parallel, thesupport leveling mechanism 5 also plays the role of supporting the carriage. During the leveling process, if the support andleveling mechanism 5 corresponding to the highest point of the bottom plate 4 is driven to move downward, the phenomenon of virtual legs may be caused, that is, the support andleveling mechanism 5 cannot realize the supporting effect on the bottom plate 4, resulting in The carriage cannot be guaranteed to be stable. Therefore, in order to avoid this problem, preferably, during the leveling process, the movement of thesupport leveling mechanism 5 is set to only rise but not fall, that is, the driving mechanism 6 drives the position corresponding to the lowest point of the bottom plate according to the height difference. The supporting andleveling mechanism 5 of the uppermost position performs an ascending motion (ie, lengthening motion), while the supporting andleveling mechanism 5 at the highest point does not drive, thereby avoiding the phenomenon of virtual legs, ensuring both leveling and stability of the carriage.

优选地,上述采集单元71为高精度倾角传感器,上述控制单元7采用西门子S7-1200PLC作为核心控制元件,通过高精度倾角传感器、伺服电机光电编码器及接近开关实时反馈系统状态信号,以驱动机构6进行支撑调平动作。同时经触摸屏实时显示各运动机构工作状态。所有传感器和伺服电机通过总线与PLC进行数据交互,简化了硬件走线,提升系统可靠性和后期扩展性。由于驱动机构6采用具有力矩控制模式和位置控制模式的伺服电机,支撑过程中,采用力矩控制模式对触地信号进行反馈,保证了支撑调平机构5的支撑作用,调平过程中,采用位置控制模式进行调整,采用只升不降的调平控制模式,最高点不作升降调整,避免虚腿现象。Preferably, the above-mentioned acquisition unit 71 is a high-precision inclination sensor, and the above-mentionedcontrol unit 7 adopts Siemens S7-1200 PLC as the core control element, and feeds back the system status signal in real time through the high-precision inclination sensor, the servo motor photoelectric encoder and the proximity switch to drive the mechanism. 6 Carry out the support leveling action. At the same time, the working status of each motion mechanism is displayed in real time through the touch screen. All sensors and servo motors exchange data with PLC through the bus, which simplifies hardware wiring and improves system reliability and later expansion. Since the drive mechanism 6 adopts a servo motor with torque control mode and position control mode, during the supporting process, the torque control mode is used to feedback the touchdown signal, which ensures the supporting effect of thesupport leveling mechanism 5. During the leveling process, the position The control mode is adjusted, and the leveling control mode that only rises and does not fall is adopted, and the highest point is not adjusted to avoid the phenomenon of virtual legs.

下面对本实施例中的车厢扩展调节机构的工作方法进行说明。The working method of the cabin expansion adjustment mechanism in this embodiment will be described below.

车厢扩展调节机构的整体工作流程图如图3所示,具体包括以下步骤:The overall work flow chart of the carriage expansion adjustment mechanism is shown in Figure 3, which specifically includes the following steps:

S1支撑调平机构对固定车厢的底板进行支撑。此时驱动机构驱动支撑调平机构进行升降运动,控制每一个支撑调平机构都对底板起到支撑作用,保证了底板使用过程中的稳定性;The S1 support leveling mechanism supports the bottom plate of the fixed carriage. At this time, the drive mechanism drives the support and leveling mechanism to lift and lower, and controls each support and leveling mechanism to support the bottom plate, ensuring the stability of the bottom plate during use;

S2:支撑调平机构控制固定车厢的底板与水平面保持平行,避免了由于固定车厢的底板倾斜导致的工作人员无法正常站立的问题;S2: The support leveling mechanism controls the bottom plate of the fixed carriage to be parallel to the horizontal plane, avoiding the problem that the staff cannot stand normally due to the inclination of the bottom plate of the fixed carriage;

S3:扩展机构驱动所述扩展车厢展开至固定车厢的两侧。这一步是在固定车厢的支撑和调平步骤完成之后进行;S3: The expansion mechanism drives the expansion carriage to expand to both sides of the fixed carriage. This step is performed after the support and leveling steps of the fixed carriage are completed;

S4:支撑调平机构对扩展车厢的底板进行支撑,具体实现方法与固定车厢的支撑类似;S4: The support leveling mechanism supports the bottom plate of the extended carriage, and the specific implementation method is similar to the support of the fixed carriage;

S5:支撑调平机构控制扩展车厢的底板与水平面保持平行,具体操作方法与固定车厢的底板调平类似。S5: The support leveling mechanism controls the bottom plate of the extended carriage to be parallel to the horizontal plane. The specific operation method is similar to the leveling of the bottom plate of the fixed carriage.

上述步骤实现车厢扩展调节机构的快速支撑和调平。The above steps realize the rapid support and leveling of the carriage expansion adjustment mechanism.

进一步地,步骤S2包括:Further, step S2 includes:

S21采集单元采集所述固定车厢的底板与所述水平面的夹角;S21 the collecting unit collects the angle between the bottom plate of the fixed carriage and the horizontal plane;

S22计算单元根据固定车厢的底板与水平面的夹角计算出固定车厢的底板上最高点和最低点的高度差;The S22 calculation unit calculates the height difference between the highest point and the lowest point on the bottom plate of the fixed car according to the angle between the bottom plate of the fixed car and the horizontal plane;

S23驱动机构根据高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动,采用只升不降的控制方法,避免了虚腿现象。S23 The drive mechanism drives the support and leveling mechanism at the position corresponding to the lowest point of the bottom plate to perform upward movement according to the height difference, and adopts the control method of only lifting but not lowering, so as to avoid the phenomenon of virtual legs.

S24判断所述固定车厢的底板与所述水平面是否平行,若平行,则进行步骤S3,否则,继续控制调平。步骤S24中判断所述固定车厢的底板与所述水平面是否平行的步骤可以是:采集单元继续采集所述固定车厢的底板与所述水平面的夹角判断所述固定车厢的底板与所述水平面的夹角是否为0度,若为0度,则证明固定车厢的底板与所述水平面平行。S24 judges whether the bottom plate of the fixed carriage is parallel to the horizontal plane, if it is parallel, go to step S3, otherwise, continue to control the leveling. The step of judging whether the bottom plate of the fixed car is parallel to the horizontal plane in step S24 may be: the collecting unit continues to collect the angle between the bottom plate of the fixed car and the horizontal plane to determine the difference between the bottom plate of the fixed car and the horizontal plane. Whether the included angle is 0 degrees, if it is 0 degrees, it proves that the bottom plate of the fixed carriage is parallel to the horizontal plane.

其中驱动机构为具有力矩控制模式和位置控制模式的伺服电机;所述驱动机构驱动所述支撑调平机构进行升降运动,以将固定车厢的底板支撑在底面上即步骤S1时,所述伺服电机工作在力矩控制模式;The driving mechanism is a servo motor with a torque control mode and a position control mode; the driving mechanism drives the support and leveling mechanism to move up and down, so as to support the bottom plate of the fixed carriage on the bottom surface, that is, in step S1, the servo motor Work in torque control mode;

驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动时,所述伺服电机工作在位置控制模式。When the drive mechanism drives the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, the servo motor works in a position control mode.

进一步地,在步骤S2即调平步骤完成后,还包括,将伺服电机工作为力矩控制模式,进行微动操作,实现所有支撑调平机构的可靠触地,进一步提升了外科处置车在使用过程中的稳定性。Further, after step S2, that is, the leveling step is completed, it also includes: operating the servo motor in a torque control mode and performing micro-movement operations to achieve reliable ground contact of all support and leveling mechanisms, further improving the use process of the surgical treatment cart. stability in.

综上所述,本发明实施例提供了一种车厢扩展调节机构,包括固定车厢1、扩展车厢2和用于驱动扩展车厢的扩展机构3,固定车厢1和扩展车厢2分别由底板4、侧板以及顶板组成,车厢扩展调节机构还包括多个支撑调平机构5,与所述多个支撑调平机构5连接的驱动机构6,以及与所述驱动机构6连接的控制单元7,所述多个支撑调平机构5分别设置在所述固定车厢的底板4和所述固定车厢的底板4上,多个支撑调平机构5用于在所述控制单元7的控制下,通过所述驱动机构6驱动所述支撑调平机构运动以实现所述固定车厢的底板4所在的平面和所述扩展车厢的底板4所在的平面均与水平面保持平行。To sum up, the embodiment of the present invention provides a carriage expansion adjustment mechanism, including a fixed carriage 1, anextended carriage 2, and anexpansion mechanism 3 for driving the extended carriage. It is composed of a board and a top board. The carriage expansion adjustment mechanism further includes a plurality of support and levelingmechanisms 5, a driving mechanism 6 connected with the plurality of supporting and levelingmechanisms 5, and acontrol unit 7 connected with the driving mechanism 6. The A plurality of support and levelingmechanisms 5 are respectively arranged on the bottom plate 4 of the fixed carriage and the bottom plate 4 of the fixed carriage, and the plurality of support and levelingmechanisms 5 are used to drive through the drive under the control of thecontrol unit 7 The mechanism 6 drives the support and leveling mechanism to move, so that the plane where the bottom plate 4 of the fixed car is located and the plane where the bottom plate 4 of the extended car is located are both parallel to the horizontal plane.

在固定车厢和扩展车厢的底板4分别设置多个支撑调平机构5、与支撑调平机构相连的驱动机构6以及与驱动机构相连的控制单元7,通过控制单元7驱动支撑调平机构5运动实现底板与水平面保持平行,从而解决了由于底板倾斜导致的手术台不能保持水平,影响手术正常进行的问题。A plurality of supportingleveling mechanisms 5, a driving mechanism 6 connected to the supporting leveling mechanism, and acontrol unit 7 connected to the driving mechanism are respectively provided on the bottom plate 4 of the fixed compartment and the extended compartment, and the supportingleveling mechanism 5 is driven by thecontrol unit 7 to move. The bottom plate is kept parallel to the horizontal plane, thereby solving the problem that the operating table cannot be kept horizontal due to the tilt of the bottom plate, which affects the normal operation of the operation.

可以理解的是,以上实施方式仅仅是为了说明本发明的原理而采用的示例性实施方式,然而本发明并不局限于此。对于本领域内的普通技术人员而言,在不脱离本发明的精神和实质的情况下,可以做出各种变型和改进,这些变型和改进也视为本发明的保护范围。It can be understood that the above embodiments are only exemplary embodiments adopted to illustrate the principle of the present invention, but the present invention is not limited thereto. For those skilled in the art, without departing from the spirit and essence of the present invention, various modifications and improvements can be made, and these modifications and improvements are also regarded as the protection scope of the present invention.

Claims (2)

Translated fromChinese
1.一种野外车厢扩展调节机构,其特征在于,包括固定车厢、扩展车厢和用于驱动扩展车厢的扩展机构,所述固定车厢和所述扩展车厢分别由底板、侧板以及顶板组成,所述车厢扩展调节机构还包括多个设置在固定车厢和扩展车厢的底板下的支撑调平机构、与支撑调平机构相连的驱动机构以及与驱动机构相连的控制单元;1. An expansion and adjustment mechanism for an outdoor carriage, characterized in that it comprises a fixed carriage, an extended carriage and an extension mechanism for driving the extended carriage, wherein the fixed carriage and the extended carriage are respectively composed of a bottom plate, a side plate and a top plate. The carriage extension adjustment mechanism further comprises a plurality of support levelling mechanisms arranged under the bottom plates of the fixed carriage and the extended carriage, a drive mechanism connected with the support levelling mechanism, and a control unit connected with the drive mechanism;所述支撑调平机构由主丝杠和副丝杠组成的丝杠副结构;The support and leveling mechanism is a screw substructure composed of a main screw and an auxiliary screw;所述驱动机构为具有力矩控制模式和位置控制模式的伺服电机;The drive mechanism is a servo motor with a torque control mode and a position control mode;所述支撑调平机构对所述固定车厢的底板进行支撑时,所述伺服电机工作在力矩控制模式;When the support and leveling mechanism supports the bottom plate of the fixed carriage, the servo motor works in a torque control mode;所述驱动机构根据高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动时,所述伺服电机工作在位置控制模式;When the drive mechanism drives the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, the servo motor works in the position control mode;所述控制单元包括分别设置在所述固定车厢的底板上和所述扩展车厢底板上的采集单元、以及与所述采集单元相连的计算单元;The control unit includes acquisition units respectively arranged on the bottom plate of the fixed carriage and the bottom plate of the extended carriage, and a computing unit connected with the acquisition unit;所述采集单元用于采集所述固定车厢的底板与水平面的夹角或用于采集所述扩展车厢的底板与水平面的夹角;The collecting unit is used for collecting the included angle between the bottom plate of the fixed carriage and the horizontal plane or for collecting the included angle between the bottom plate and the horizontal plane of the extended carriage;所述计算单元用于根据所述固定车厢的底板与所述水平面的夹角计算出所述固定车厢的底板上最高点和最低点的高度差,或用于根据所述扩展车厢的底板与所述水平面的夹角计算出所述扩展车厢的底板上最高点和最低点的高度差;The calculation unit is used to calculate the height difference between the highest point and the lowest point on the bottom plate of the fixed car according to the angle between the bottom plate of the fixed car and the horizontal plane, or to calculate the height difference between the bottom plate of the extended car and the bottom of the extended car. Calculate the height difference between the highest point and the lowest point on the bottom plate of the extended carriage from the included angle of the horizontal plane;所述驱动机构用于根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动,而对最高点对应位置上的支撑调平机构不进行驱动。The driving mechanism is used for driving the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, but does not drive the support leveling mechanism at the position corresponding to the highest point.2.一种如权利要求1所述的野外车厢扩展调节机构的使用方法,其特征在于,2. A method for using the expansion and adjustment mechanism of a field carriage as claimed in claim 1, characterized in that,S1支撑调平机构对固定车厢的底板进行支撑;The S1 support leveling mechanism supports the bottom plate of the fixed carriage;S2支撑调平机构控制固定车厢的底板与水平面保持平行;The S2 support leveling mechanism controls the bottom plate of the fixed carriage to be parallel to the horizontal plane;S3扩展机构驱动所述扩展车厢展开至固定车厢的两侧;The S3 extension mechanism drives the extension carriage to expand to both sides of the fixed carriage;S4支撑调平机构对扩展车厢的底板进行支撑;The S4 support leveling mechanism supports the bottom plate of the extended carriage;S5支撑调平机构控制扩展车厢的底板与所述水平面保持平行;The S5 support leveling mechanism controls the bottom plate of the extended carriage to be parallel to the horizontal plane;所述支撑调平机构控制固定车厢的底板与水平面保持平行的步骤包括:The step of controlling the bottom plate of the fixed carriage to keep the bottom plate parallel to the horizontal plane by the support and leveling mechanism includes:S21采集单元采集所述固定车厢的底板与所述水平面的夹角;S21 the collecting unit collects the angle between the bottom plate of the fixed carriage and the horizontal plane;S22计算单元根据所述固定车厢的底板与所述水平面的夹角计算出所述固定车厢的底板上最高点和最低点的高度差;S22 The calculation unit calculates the height difference between the highest point and the lowest point on the bottom plate of the fixed car according to the angle between the bottom plate of the fixed car and the horizontal plane;S23驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动,而对最高点对应位置上的支撑调平机构不进行驱动;S23 the drive mechanism drives the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, but does not drive the support leveling mechanism at the position corresponding to the highest point;所述驱动机构为具有力矩控制模式和位置控制模式的伺服电机;The drive mechanism is a servo motor with a torque control mode and a position control mode;支撑调平机构对所述固定车厢的底板进行支撑时,所述伺服电机工作在力矩控制模式;When the support leveling mechanism supports the bottom plate of the fixed carriage, the servo motor works in a torque control mode;驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动时,所述伺服电机工作在位置控制模式;When the drive mechanism drives the support leveling mechanism at the position corresponding to the lowest point of the base plate to perform upward movement according to the height difference, the servo motor works in the position control mode;驱动机构根据所述高度差驱动与所述底板的最低点对应位置上的支撑调平机构进行上升运动的步骤之后,还包括,判断所述固定车厢的底板与所述水平面是否平行。After the step of driving the support and leveling mechanism at the position corresponding to the lowest point of the bottom plate to move upward according to the height difference, the driving mechanism further includes: judging whether the bottom plate of the fixed carriage is parallel to the horizontal plane.
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