Adjustable sliding contact line of gantry craneTechnical Field
The utility model relates to the technical field of gantry cranes, in particular to an adjustable gantry crane sliding contact line.
Background
The portal crane is a deformation of bridge crane, is mainly used for loading and unloading operations of outdoor goods yard, stock yard goods and bulk goods, and has the characteristics of high field utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.
The cutting machine in the prior art is found to be typical like bulletin number CN216836803U gantry crane sliding contact line through retrieving, and the motor comprises two mounting seats, the inside sliding connection of adjustment mechanism has the gantry crane body at the top of mount pad, the inboard of gantry crane body is equipped with moving mechanism, adjustment mechanism includes the support column with the top fixed connection of mount pad, the equal sliding connection of two walls about the support column inner chamber has the slide, the bottom rotation of support column inner chamber is connected with the lead screw, left side the left side fixedly connected with motor of support column, the output shaft fixedly connected with pivot of motor. This gantry crane wiping line through being equipped with adjustment mechanism at the top of mount pad, can adjust the high convenient maintenance of gantry crane, compares with traditional gantry crane wiping line, can carry out high regulation to the gantry crane, makes things convenient for maintenance personnel to maintain or maintain, avoids carrying out high operation, has increased the security, has reduced certain inconvenience, convenient operation and simple.
The gantry crane trolley line can be used for adjusting the height of the gantry crane, but the height of the gantry crane trolley line is limited due to the arrangement of the supporting column, and meanwhile, the gantry crane trolley line is inconvenient to move, so that the adjustable gantry crane trolley line is provided for solving the problems.
Disclosure of utility model
The utility model aims to provide an adjustable gantry crane trolley line, which is used for solving the problems that the height adjustment of the gantry crane trolley line provided in the background art is limited to a certain extent and the movement of the gantry crane trolley line is inconvenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portal crane wiping line with adjustable, includes the base, two sets of the open slot is seted up to the base bottom, and the inside lift universal wheel that is provided with of open slot, the lift universal wheel includes the bull stick, and bull stick one end is connected with the first motor that the open slot outside set up, the bull stick outside is provided with two sets of bevel gears, and bevel gear meshes with the rack, the rack bottom is connected through the mounting panel, and installs the universal wheel below the mounting panel, the base top is provided with the mounting groove, and the inside rotation of mounting groove is provided with the threaded rod, the threaded rod is connected with the synchronous actuating mechanism that the mounting groove top set up, and threaded rod outside threaded connection has the drive block, be connected through the crossbearer between the drive block, and crossbearer internally mounted has portable wiping line.
Preferably, limit rods are symmetrically arranged in the open grooves, and the limit rods are in sliding connection with the mounting plate.
Through the technical scheme: the movement direction of the mounting plate is convenient to limit.
Preferably, the synchronous driving mechanism comprises a first rotating rod, the first rotating rod is arranged inside the first protective box, two groups of first bevel gears are arranged on the outer side of the first rotating rod, the first bevel gears are meshed with the second bevel gears, and the second bevel gears are arranged on the outer side of the threaded rod.
Through the technical scheme: the threaded rod is convenient to drive to rotate simultaneously.
Preferably, one end of the first rotating rod penetrates through the second protective box to be connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, the fourth bevel gear is arranged on the outer side of the second rotating rod, a turbine is arranged on the outer side of the second rotating rod, the turbine is meshed with a worm, and one end of the worm is connected with a second motor arranged on the outer side of the second protective box.
Through the technical scheme: the threaded rod is convenient to drive to rotate simultaneously.
Preferably, a controller is arranged outside the mounting groove, and the controller is connected with the first motor and the second motor.
Through the technical scheme: the motor is convenient to control.
Preferably, the driving block is in sliding connection with the inside of the mounting groove.
Through the technical scheme: the movement direction of the driving block is conveniently limited.
Compared with the prior art, the utility model has the beneficial effects that: this portal crane wiping line with adjustable, this device has certain restriction and portal crane wiping line to remove comparatively inconvenient problem for solving the high regulation of portal crane wiping line, through seting up the open slot in the base bottom, and the open slot inside is provided with the lift universal wheel, the setting of lift universal wheel can drive equipment and remove, reduce its influence to stability simultaneously, through being provided with the mounting groove at the base top, and the inside rotation of mounting groove is provided with the threaded rod, the threaded rod is connected with the synchronous actuating mechanism that the mounting groove top set up, can drive the threaded rod through synchronous actuating mechanism and rotate, thereby make movable wiping line place height change.
Drawings
FIG. 1 is a schematic diagram of the overall front cross-sectional structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of the present utility model at A;
FIG. 3 is a schematic view of the structure of the mounting groove of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of the present utility model at B;
Fig. 5 is an enlarged schematic view of the structure of the present utility model at C.
In the figure: 1. a base; 2. lifting universal wheels; 201. a rotating rod; 202. a first motor; 203. bevel gears; 204. a rack; 205. a mounting plate; 206. a universal wheel; 207. a limit rod; 3. a mounting groove; 301. a controller; 4. a threaded rod; 5. a synchronous driving mechanism; 501. a first rotating lever; 502. a first protective box; 503. a first helical gear; 504. a second helical gear; 505. a second protective box; 506. a third bevel gear; 507. a fourth helical gear; 508. a second rotating rod; 509. a turbine; 510. a worm; 511. a second motor; 6. a driving block; 7. a cross frame; 8. and a movable trolley line.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: according to the adjustable sliding contact line of the gantry crane, as shown in fig. 1 and 2, an open slot is formed in the bottom of a base 1, and a lifting universal wheel 2 is arranged in the open slot.
Specifically, the lifting universal wheel 2 comprises a rotating rod 201, one end of the rotating rod 201 is connected with a first motor 202 arranged outside an opening groove, two groups of bevel gears 203 are arranged outside the rotating rod 201, the bevel gears 203 are meshed with a rack 204, the bottom of the rack 204 is connected through a mounting plate 205, and a universal wheel 206 is mounted below the mounting plate 205.
In a further embodiment, the opening groove is symmetrically provided with a limiting rod 207, and the limiting rod 207 is slidably connected with the mounting plate 205.
When the pushing device is required to move, the motor 202 is started, the bevel gear 203 rotates under the action of the motor 202 to drive the rack 204 to move, the mounting plate 205 and the universal wheel 206 move under the action of the rack 204, and when the universal wheel 206 moves to the outer side of the open slot, the pushing device can be pushed to move through the universal wheel 206.
According to the illustration in fig. 1 and fig. 3-5, the top of the base 1 is provided with a mounting groove 3, a threaded rod 4 is rotatably arranged in the mounting groove 3, the threaded rod 4 is connected with a synchronous driving mechanism 5 arranged at the top of the mounting groove 3, driving blocks 6 are connected with each other through a transverse frame 7 in a threaded connection mode outside the threaded rod 4, and movable trolley wires 8 are arranged in the transverse frame 7.
Specifically, the synchronous driving mechanism 5 includes a first rotating rod 501, the first rotating rod 501 is disposed inside a first protection box 502, two groups of first bevel gears 503 are installed on the outer side, the first bevel gears 503 are meshed with a second bevel gear 504, and the second bevel gear 504 is installed on the outer side of the threaded rod 4.
Specifically, one end of the first rotating rod 501 penetrates into the second protection box 505 to be connected with the third bevel gear 506, the third bevel gear 506 is meshed with the fourth bevel gear 507, the fourth bevel gear 507 is installed on the outer side of the second rotating rod 508, the turbine 509 is meshed with the worm 510, and one end of the worm 510 is connected with the second motor 511 arranged on the outer side of the second protection box 505.
In still further embodiments, the controller 301 is disposed outside the installation groove 3, and the controller 301 is connected to the first motor 202 and the second motor 511, and the output ends of the first motor 202 and the second motor 511 are provided with anti-rotation mechanisms.
In a still further embodiment, the driving block 6 is slidably connected to the inside of the mounting groove 3.
When the height of the movable trolley line 8 needs to be adjusted, the second motor 511 is started, the second motor 511 drives the turbine 509 and the second rotating rod 508 to rotate through the worm 510, so that the fourth bevel gear 507 is driven to rotate through the second rotating rod 508, the third bevel gear 506 and the first rotating rod 501 can be driven to rotate due to the fact that the third bevel gear 506 is meshed with the fourth bevel gear 507, the first rotating rod 501 drives the second bevel gear 504 and the threaded rod 4 to rotate through the first bevel gear 503, the driving block 6 drives the transverse frame 7 to move under the rotating action of the threaded rod 4, and therefore the height of the movable trolley line 8 is changed.
In still further embodiments, the movable trolley line 8 is in the prior art, the movable trolley line 8 includes a driving motor, an output end of the driving motor is fixedly connected with a screw rod mechanism, an outer surface of the screw rod mechanism is connected with a moving block, a front surface of the moving block is fixedly connected with a sleeve, the inside of the sleeve is movably connected with a trolley line, a sliding block is fixedly connected with the top of the trolley line, the sleeve is in a cylindrical shape with the upper end and the lower end missing, and the top of the sleeve is sleeved at the bottom of the sliding block, so that the sleeve drives the sliding block to move left and right.
The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.