CN219991099U - Lifting workbench with high stability for crane inspection - Google Patents

Abstract

The utility model relates to the technical field of crane inspection, in particular to a lifting workbench with high stability for crane inspection, which comprises a base with a hollow inside, wherein the end wall of the base is fixedly connected with a lifting motor, a main shaft of the lifting motor is fixedly connected with a transmission rod, and spiral grooves which are symmetrically arranged and are oppositely arranged in spiral directions are formed in the outer wall of the transmission rod; the lifting motor rotates to enable the lifting frame to drive the platform to ascend and descend, so that a worker can conveniently overhaul the crane, and the sliding block is utilized to provide power for the adjusting unit when the lifting motor rotates, so that the adjusting unit adjusts the balance of the base, the base can be adjusted and kept balanced when the base is used for coping with uneven road surfaces, and the stability and safety of the worker when overhauling the crane are improved.

Description

Lifting workbench with high stability for crane inspection

Technical Field

The utility model relates to the technical field of crane inspection, in particular to a lifting workbench with high stability for crane inspection.

Background

The lifting mechanism lifts or lifts and moves the heavy object through the lifting hook or other object taking devices, the working process of the crane generally comprises the steps of lifting, running, descending, returning to the original position and the like, the lifting mechanism lifts the heavy object from the object taking place through the object taking device, the heavy object is shifted through the running, revolving or amplitude changing mechanism, the heavy object is returned to the original position after being lowered at the appointed place, the crane works for a long time, detection personnel are required to detect the heavy object, potential safety hazards during use are reduced, safety of the working personnel is improved, and when the detection personnel detect the crane, a lifting workbench platform is required to be used for detection.

The lifting workbench in the prior art cannot adjust the lifting workbench according to the inclined pavement when the pavement of the place for testing the crane is uneven, so that the lifting workbench can incline, and after the lifting workbench is lifted, the lifting workbench is inclined, so that the stability of the lifting workbench is greatly reduced, and the personal safety of workers is influenced.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a lifting workbench for crane inspection, which has high stability, so as to solve the problems in the prior art.

The utility model provides the following technical scheme: the utility model provides a high lift table for crane inspection of stability, includes the inside base that sets up for the cavity, the end wall fixedly connected with elevator motor of base, elevator motor's main shaft fixedly connected with transfer line, just the outer wall of transfer line is seted up the symmetry and is the helicla flute that sets up for opposite direction, just the top symmetry sliding connection of base has the slider, the slider by the transfer line runs through and carries out threaded connection with the helicla flute, just the top of slider articulates there is the crane, just the top sliding connection of crane has the platform, the bottom of base evenly articulates there is the telescopic supporting rod that just its inside is the cavity setting, the inside of base is provided with the adjustment unit that is used for adjusting the base balance; the lifting motor rotates to enable the lifting frame to drive the platform to ascend and descend, so that workers can conveniently overhaul the crane, and the sliding block is utilized to provide power for the adjusting unit when the lifting motor rotates, so that the adjusting unit adjusts the balance of the base, the base can be adjusted and kept balanced when the base is used for coping with uneven road surfaces, and therefore the safety of the workers during overhaul of the crane is improved.

Further, the adjusting unit comprises a water storage box, the inside of the water storage box is communicated with the inside of the supporting rod through a pipeline, the top of the water storage box is fixedly connected with a recovery box, the bottom of the recovery box is provided with a water delivery groove which enables the recovery box to penetrate through the top of the water storage box to be communicated with the top of the water storage box, a sealing gasket which covers the water delivery groove is embedded into the inner wall of the top of the water storage box, one side of the sealing gasket can be lifted, the outer wall of the recovery box is fixedly connected with a pressure valve communicated with the inside of the recovery box, the pressure valve is communicated with the inside of the supporting rod, the inner wall of the water storage box is in sliding connection with a symmetrically arranged extrusion plate, the top of the base is provided with a limit groove, the bottom of the slider is fixedly connected with a U-shaped rod, the other end of the U-shaped rod penetrates through the outer wall of the box to the inside of the base and is fixedly connected with the outer wall of the extrusion plate, the inner wall of the recovery box is in sliding connection with a push plate which can cover the pressure valve, the outer wall of the U-shaped rod is fixedly connected with the push plate, and the bottom of the water storage box is fixedly connected with the push plate is fixedly connected with the adjusting base, and the push rod is used for adjusting the gravity center; the water in the water storage box is controlled to be conveyed to the inside of the supporting rods, the supporting rods are enabled to stretch under the pressure of the water, and the stretching lengths of the supporting rods can be different under the action of the adjusting mechanism, so that the supporting rods can adjust the balance of the base, and the base can automatically adjust the balance when aiming at uneven road surfaces.

Further, the adjusting structure comprises a balance sensor, the balance sensor is embedded in the bottom of the base, a fixing plate is uniformly and fixedly connected to the bottom of the base, a limit rod and a threaded rod are rotatably connected to the outer wall of the fixing plate, a balancing weight is sleeved on the outer wall of the limit rod and the threaded rod, the balancing weight is in threaded connection with the threaded rod, an adjusting motor which is electrically connected with the balance sensor is fixedly connected to the outer wall of the fixing plate, and a main shaft of the adjusting motor is fixedly connected with one end of the threaded rod; the balancing weight is controlled to be at the position of the base, so that the gravity center position of the base is adjusted to be changed, the pressure of the base on each supporting rod is changed, the telescopic length of each supporting rod is changed, the supporting rods can adjust the balance of the base, and the base can automatically adjust the balance when aiming at uneven pavement.

Furthermore, universal wheels are uniformly and fixedly connected to the outer wall of the base; through setting up the universal wheel and increasing its convenience, and the back is being stretched to the supporting rod, the universal wheel rises along with the base and does not contact with ground to this makes the universal wheel can not lead to the fact the influence to the balance of base.

Further, a handrail which can be arranged in a telescopic way is arranged at the top of the platform; through setting up the handrail that can stretch out and draw back for the handrail can play better guard action to the staff of different heights.

Further, the bottoms of the supporting rods are hinged with a chassis made of rubber; by arranging the chassis made of rubber, the friction force and stability between the supporting rod and the ground can be increased.

The utility model has the technical effects and advantages that:

1. according to the utility model, the lifting motor rotates to enable the lifting frame to drive the platform to ascend and descend, so that a worker can conveniently overhaul the crane, and the sliding block is utilized to provide power for the adjusting unit when the lifting motor rotates, so that the adjusting unit can adjust the balance of the base, and the base can be adjusted and kept balanced when the base is used for coping with uneven road surfaces, so that the stability and safety of the worker during overhaul of the crane are improved.

2. According to the utility model, the gravity center position of the base is adjusted by controlling the position of the balancing weight on the base, so that the pressure of the base on each supporting rod is changed, the telescopic length of each supporting rod is changed, the supporting rods can adjust the balance of the base, and the base can automatically adjust the balance when aiming at uneven road surfaces.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a bottom view of the present utility model;

FIG. 3 is an internal structural view of the base of the present utility model;

fig. 4 is a structural view of the water storage cartridge of the present utility model.

The reference numerals are: 1. a base; 2. a lifting motor; 3. a transmission rod; 4. a spiral groove; 5. a slide block; 6. a lifting frame; 7. a station; 8. a support rod; 9. a recovery box; 10. a water feeding tank; 11. a sealing gasket; 12. a pressure valve; 13. an extrusion plate; 14. a limit groove; 15. a U-shaped rod; 16. a push plate; 17. a push rod; 18. a balance sensor; 19. a fixing plate; 20. a limit rod; 21. a threaded rod; 22. balancing weight; 23. adjusting a motor; 24. a universal wheel; 25. a support rod; 26. a chassis; 27. a water storage box.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.

Referring to fig. 1-4, the utility model provides a lifting workbench for crane inspection with high stability, which comprises a base 1 with a hollow inside, wherein the end wall of the base 1 is fixedly connected with a lifting motor 2, a main shaft of the lifting motor 2 is fixedly connected with a transmission rod 3, the outer wall of the transmission rod 3 is provided with spiral grooves 4 which are symmetrically arranged and have opposite spiral directions, the top of the base 1 is symmetrically and slidingly connected with a sliding block 5, the sliding block 5 is penetrated by the transmission rod 3 and is in threaded connection with the spiral grooves 4, the top of the sliding block 5 is hinged with a lifting frame 6, the top of the lifting frame 6 is slidingly connected with a platform 7, the bottom of the base 1 is uniformly hinged with a supporting rod 8 which can stretch and is hollow inside, and the inside of the base 1 is provided with an adjusting unit for adjusting the balance of the base 1; the lifting motor 2 rotates to enable the lifting frame 6 to drive the platform 7 to ascend and descend, so that workers can conveniently overhaul the crane, and the sliding block 5 is utilized to provide power for the adjusting unit when the lifting motor 2 rotates, so that the adjusting unit adjusts the balance of the base 1, the base 1 can be adjusted and kept balanced when coping with uneven road surfaces, and the safety of the workers when overhauling the crane is improved.

The adjusting unit comprises a water storage box 27, wherein the inside of the water storage box 27 is communicated with the inside of the supporting rod 8 through a pipeline, the top of the water storage box 27 is fixedly connected with a recovery box 9, the bottom of the recovery box 9 is provided with a water delivery groove 10 which enables the recovery box 9 to be communicated with the top of the water storage box 27 in a penetrating way, the inner wall of the top of the water storage box 27 is embedded with a sealing pad 11 which covers the water delivery groove 10, one side of the sealing pad 11 can be lifted, the outer wall of the recovery box 9 is fixedly connected with a pressure valve 12 which is communicated with the inside of the recovery box 9, the pressure valve 12 is communicated with the inside of the supporting rod 8, the inner wall of the water storage box 27 is in sliding connection with a symmetrically arranged extrusion plate 13, the top of the base 1 is provided with a limiting groove 14, the bottom of the slider 5 is fixedly connected with a U-shaped rod 15, the other end of the U-shaped rod 15 penetrates through the outer wall of the water storage box 27 to the inside of the water delivery groove 11 and is fixedly connected with the outer wall of the extrusion plate 13, the inner wall of the recovery box 9 is in sliding connection with a push plate 16 which is connected with a push plate 16 in a penetrating way, and the base 1 is fixedly connected with the bottom of the push plate 16, and the push plate 1 is fixedly connected with the push plate 16; by controlling the water in the water storage box 27 to be delivered to the inside of the support rods 8, the support rods 8 are made to elongate under the pressure of the water, and the support rods 8 can be made to differ in the length of the elongation of each support rod 8 by the action of the adjusting mechanism, so that the support rods 8 can adjust the balance of the base 1, thereby enabling the base 1 to adjust the balance autonomously when aiming at uneven road surfaces.

The adjusting structure comprises a balance sensor 18, wherein the balance sensor 18 is embedded in the bottom of the base 1, a fixing plate 19 is uniformly and fixedly connected to the bottom of the base 1, a limit rod 20 and a threaded rod 21 are rotatably connected to the outer wall of the fixing plate 19, a balancing weight 22 is sleeved on the outer wall of the limit rod 20 and the threaded rod 21, the balancing weight 22 is in threaded connection with the threaded rod 21, an adjusting motor 23 electrically connected with the balance sensor 18 is fixedly connected to the outer wall of the fixing plate 19, and a main shaft of the adjusting motor 23 is fixedly connected with one end of the threaded rod 21; the balancing weight 22 is controlled to be at the position of the base 1, so that the gravity center position of the base 1 is adjusted to be changed, the pressure of the base 1 to each supporting rod 8 is changed, the telescopic length of each supporting rod 8 is changed, the supporting rods 8 can adjust the balance of the base 1, and the base 1 can automatically adjust the balance when aiming at uneven road surfaces.

Wherein, the outer wall of the base 1 is uniformly and fixedly connected with a universal wheel 24; the convenience is improved by arranging the universal wheels 24, and after the supporting rod 8 is extended, the universal wheels 24 ascend along with the base 1 and do not contact with the ground, so that the balance of the base 1 cannot be influenced by the universal wheels 24.

Wherein, the top of the platform 7 is provided with a handrail 25 which can be arranged in a telescopic way; through setting up the handrail 25 that can stretch out and draw back for handrail 25 can play better guard action to the staff of different heights.

Wherein, the bottom of the supporting rod 8 is hinged with a rubber chassis 26; by providing the chassis 26 made of rubber, the friction force and stability between the support rod 8 and the ground can be increased.

The working principle of the utility model is as follows:

when the lifting device is used, a worker starts the lifting motor 2 to rotate, and the lifting motor 2 rotates to drive the sliding block 5 to slide on the top of the base 1 through the spiral groove 4 on the transmission rod 3, so that the sliding block 5 drives the lifting frame 6 to extend and shorten, and the lifting frame 6 drives the platform 7 to ascend and descend;

when the sliding block 5 moves, the sliding block 5 drives the U-shaped frame to move, the U-shaped frame moves to push the extrusion plate 13 to extrude water in the water storage box 27, so that the water enters the support rod 8, at the moment, the support rod 8 starts to stretch and jack the base 1, at the moment, the base 1 moves if the U-shaped frame is inclined, a signal is transmitted to the adjusting motor 23, the adjusting motor 23 operates to drive the threaded rod 21 to rotate so that the balancing weight 22 in threaded connection with the threaded rod slides on the limiting rod 20, the balancing weight 22 adjusts the gravity center of the base 1, the pressure of the support rod 1 changes due to the gravity center change of the base 1, at the moment, the support rod 8 at the balancing weight 22 enters the interior of the recovery box 9 through the pressure valve 12, so that the support rod 8 shortens the gravity center of the base 1, and at the moment, the U-shaped frame moves to push the push rod 17 to push the push plate 16 to cover and seal the pressure valve 12, so that the support rod 8 cannot be compressed or the base 1 can not be compressed or the base 1 can be completely and the base can be compressed and cannot be completely is shortened due to the fact that the compression of the compression rod 1 is adjusted;

similarly, when the lifting motor 2 drives the sliding block 5 to move so that the platform 7 descends, the extruding plate 13 and the pushing plate 16 also slide in a resetting manner, at the moment, the extruding plate 13 resets and moves, the pressure in the extruding plate changes, the sealing gasket 11 is lifted, and the water in the recovery box 9 is pumped back through the water conveying groove 10, so that the balance of the base 1 is prepared for the next adjustment, the base 1 can be adjusted and kept balanced when coping with uneven road surfaces, and the stability and the safety of workers when overhauling the crane are improved.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (6)

1. The utility model provides a high lift workstation is used in hoist inspection of stability, is base (1) that cavity set up, its characterized in that including inside: the utility model discloses a base, including base (1), end wall fixedly connected with elevator motor (2), main shaft fixedly connected with transfer line (3) of elevator motor (2), just symmetry setting and spiral direction are spiral groove (4) that set up in opposite directions are seted up to the outer wall of transfer line (3), just the top symmetry sliding connection of base (1) has slider (5), slider (5) by transfer line (3) run through and with spiral groove (4) carry out threaded connection, just the top of slider (5) articulates there is crane (6), just the top sliding connection of crane (6) has platform (7), the bottom of base (1) evenly articulates there is supporting rod (8) that can stretch out and draw back and its inside is the cavity setting, the inside of base (1) is provided with the adjustment unit that is used for adjusting base (1) balanced.

2. The lifting workbench for crane inspection with high stability according to claim 1, wherein: the regulating unit comprises a water storage box (27), the inside of the water storage box (27) is communicated with the inside of the supporting rod (8) through a pipeline, the top of the water storage box (27) is fixedly connected with a recovery box (9), a water delivery groove (10) which is communicated with the top of the water storage box (27) is formed in the bottom of the recovery box (9), a sealing pad (11) which is covered by the water delivery groove (10) is embedded in the inner wall of the top of the water storage box (27), one side of the sealing pad (11) can be lifted, the outer wall of the recovery box (9) is fixedly connected with a pressure valve (12) which is communicated with the inside of the recovery box, the pressure valve (12) is communicated with the inside of the supporting rod (8), a squeezing plate (13) which is symmetrically arranged is connected with the inner wall of the water storage box (27), a limiting groove (14) is formed in the top of the base (1), a U-shaped rod (15) is fixedly connected with the bottom of the sliding block (5), the other end of the U-shaped rod (15) is connected with the squeezing plate (16) which is connected with the inner wall of the water storage box (9) in a sliding way, and the outer wall fixedly connected with of U type pole (15) retrieve box (9) run through and with push pedal (16) carry out fixedly connected with push rod (17), just the bottom of base (1) is provided with the regulation structure that is used for adjusting base (1) focus.

3. The lifting workbench for crane inspection with high stability according to claim 2, wherein: the adjusting structure comprises a balance sensor (18), the balance sensor (18) is embedded in the bottom of the base (1), a fixing plate (19) is uniformly and fixedly connected to the bottom of the base (1), a limiting rod (20) and a threaded rod (21) are rotatably connected to the outer wall of the fixing plate (19), a balancing weight (22) is sleeved on the outer wall of the limiting rod (20) and is in threaded connection with the threaded rod (21), an adjusting motor (23) is fixedly connected to the outer wall of the fixing plate (19) and is electrically connected with the balance sensor (18), and a main shaft of the adjusting motor (23) is fixedly connected with one end of the threaded rod (21).

4. A high stability lifting platform for crane inspection according to claim 3, characterized in that: the outer wall of the base (1) is uniformly and fixedly connected with universal wheels (24).

5. The lifting workbench for crane inspection with high stability according to claim 1, wherein: the top of the platform (7) is provided with a handrail (25) which can be arranged in a telescopic way.

6. The lifting workbench for crane inspection with high stability according to claim 2, wherein: the bottoms of the supporting rods (8) are hinged with a rubber chassis (26).