Lifting platform reliable in positioning and compact in structure
By designing a lifting platform that contains a lifting mechanism and a collision agency, the problem of the existing lifting platform has fallen and unstable, and the accurate and stable lifting and self -locking function is realized, and the simplicity of security and structure is improved.
Patent Information
- Application Number
- CN202421211348.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-30
AI Technical Summary
The existing lifting platform is prone to slipping problems when used, resulting in instability and even damage to the human body. It has a complex structure and is difficult to lock itself.
A lifting platform including universal wheel, mobile board, lifting mechanism and collision agency. The lifting mechanism drives the lock and the lifting plate through the motor drive the light rod, and the self -lock is achieved through the self -lock plate; the collision -resistant mechanism is buffered by extrusion plates and damper to avoid external damage.
The accurate and stable rise of the lifting platform is achieved, avoiding sliding problems, improving the stability and security of the platform, and simplifying the structure and reducing complexity.
Smart Images
Figure CN222410882U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lifting platforms, in particular to a lifting platform with reliable positioning and compact structure. Background Art
[0002] A lift is a type of lifting machinery that transports people or objects vertically. It also refers to equipment that performs vertical transportation in logistics systems such as factories and automatic warehouses. The lift can often also be equipped with various flat conveying equipment, which serves as a connecting device for conveyor lines at different heights.
[0003] However, the following disadvantages still exist: since the equipment generally uses a screw rod for rising, the wire may come off during use, which will undoubtedly make the lifting structure very complicated. However, some existing lifting equipment cannot be self-locking when in use, thereby reducing the stability of the lifting platform, causing it to slip at a certain position during use, causing harm to the human body and reducing product performance.
[0004] Therefore, a lifting platform with reliable positioning and compact structure is proposed. Utility Model Content
[0005] The purpose of the utility model is to provide a lifting platform with reliable positioning and compact structure, so as to solve the problems raised in the above-mentioned background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting platform with reliable positioning and compact structure, comprising a universal wheel, a movable plate is arranged on the top surface of the universal wheel, the bottom surface of the movable plate is movably connected with the top surface of the universal wheel, a lifting mechanism is arranged on the top surface of the movable plate, and an anti-collision mechanism is arranged on the outer side surface of the movable plate; the lifting mechanism comprises a lifting part and a self-locking part; the self-locking part is located on the outer side surface of the lifting part; the anti-collision mechanism comprises an extrusion part and a buffer part; the buffer part is located on the inner side surface of the extrusion part.
[0007] Preferably, the lifting part includes a motor, a polished rod is provided on the output end face of the motor, the right end face of the polished rod is fixedly connected to the output end face of the motor, four vertical plates are sleeved on the surface of the polished rod, the right side face of the left vertical plate is rotatably connected to the left end face of the polished rod through bearing seat 1, the bottom faces of the four vertical plates are fixedly connected to the top face of the movable plate, the inner walls of the three vertical plates on the right side are rotatably connected to the surface of the polished rod through bearing seat 2, two connecting rods are provided on the inner side faces of the four vertical plates, the inner walls of the two connecting rods are movably connected to the surfaces of the two polished rods, and the polished rod is driven by the motor.
[0008] Preferably, two straight plates are provided on the outer sides of the two connecting rods, two sliding shafts are provided on the inner sides of the two straight plates, the outer end surfaces of the two sliding shafts are fixedly connected to the inner sides of the two straight plates, and the inner walls of the top ends of the two connecting rods are movably connected to the surfaces of the two rotating shafts.
[0009] Preferably, the top surfaces of the two straight plates are provided with lifting plates, and the bottom surface of the lifting plate is fixedly connected to the top surfaces of the two straight plates.
[0010] Preferably, the self-locking part includes two U-shaped plates, the bottom surfaces of the two U-shaped plates are fixedly connected to the top surface of the movable plate, the inner sides of the two U-shaped plates are provided with six guide rods, the outer end surfaces of the six guide rods are fixedly connected to the inner sides of the six U-shaped plates, and the surfaces of the six guide rods are provided with twelve self-locking plates, and the inner walls of the twelve self-locking plates are movably connected to the surfaces of the six guide rods, and are self-locked through the self-locking plates.
[0011] Preferably, the top surfaces of the twelve self-locking plates are movably connected to the bottom surface of the lifting plate, twelve limiting columns are provided on the outer sides of the twelve self-locking plates, the outer end surfaces of the twelve limiting columns are fixedly connected to the inner side surface of the U-shaped plate, and the inner bottom surface of the right U-shaped plate is fixedly connected to the bottom surface of the motor.
[0012] Preferably, the extrusion portion includes four extrusion plates, the inner side surfaces of the two inner extrusion plates are fixedly connected to the outer side surface of the movable plate, the inner side surfaces of the four extrusion plates are provided with two rotating shafts, and the outer sides of the two rotating shafts are fixedly connected to the inner side surfaces of the four extrusion plates.
[0013] Preferably, the buffer part includes four movable rods, the inner walls of the four movable rods are movably connected to the surfaces of two rotating shafts, four dampers are arranged on the outer sides of the four movable rods, the outer end surfaces of the four dampers are fixedly connected to the inner sides of four extrusion plates, two springs are arranged on the inner sides of the four dampers, the outer end surfaces of the two springs are fixedly connected to the inner sides of the four extrusion plates, and buffering is performed by the dampers and springs.
[0014] Compared with the prior art, the utility model has the following beneficial effects: the lifting platform has reliable positioning and compact structure.
[0015] (1) Through the lifting mechanism, the motor in the lifting part is used to drive the light rod when the motor rotates, so that the light rod drives the connecting rod to change the angle. When the connecting rod changes its angle, the connecting rod drives the lifting plate to lift, so that the lifting plate and the self-locking plate move, so that the self-locking plate self-locks the lifting plate, so that it can be accurately and stably lifted, thereby self-locking to prevent sliding.
[0016] (2) Through the anti-collision mechanism, the extrusion plate in the extrusion part is used. When the extrusion plate is squeezed, the extrusion plate drives the movable rod to change its angle, so that the outer extrusion plate is buffered and squeezed through the damper and spring, thereby buffering and preventing it from being damaged by the outside. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;
[0018] Figure 2 It is a three-dimensional schematic diagram of the lifting structure of the utility model;
[0019] Figure 3 This is a three-dimensional schematic diagram of the lifting structure motor of the utility model;
[0020] Figure 4 This is a three-dimensional schematic diagram of the self-locking plate of the lifting structure of the utility model;
[0021] Figure 5 It is a three-dimensional schematic diagram of the structure of the utility model.
[0022] In the figure: 1 universal wheel, 2 moving plate, 3 lifting mechanism, 31 lifting part, 32 self-locking part, 311 motor, 312 light rod, 313 vertical plate, 314 connecting rod, 315 lifting plate, 321 U-shaped plate, 322 guide rod, 323 self-locking plate, 324 limiting column, 4 anti-collision mechanism, 41 extrusion part, 42 buffer part, 411 extrusion plate, 412 rotating shaft, 421 movable rod, 422 damper, 423 spring. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] Embodiment 1
[0025] See also Figure 1-Figure 4 The utility model provides a technical solution: a lifting platform with reliable positioning and compact structure includes a universal wheel 1, a movable plate 2 is arranged on the top surface of the universal wheel 1, the bottom surface of the movable plate 2 is movably connected with the top surface of the universal wheel 1, a lifting mechanism 3 is arranged on the top surface of the movable plate 2, and an anti-collision mechanism 4 is arranged on the outer side surface of the movable plate 2; the lifting mechanism 3 includes a lifting part 31 and a self-locking part 32; the self-locking part 32 is located on the outer side surface of the lifting part 31; the anti-collision mechanism 4 includes an extrusion part 41 and a buffer part 42; the buffer part 42 is located on the inner side surface of the extrusion part 41.
[0026] The lifting part 31 includes a motor 311, and a polished rod 312 is arranged on the output end face of the motor 311. The right end face of the polished rod 312 is fixedly connected to the output end face of the motor 311. Four vertical plates 313 are sleeved on the surface of the polished rod 312. The right side face of the left vertical plate 313 is rotatably connected to the left end face of the polished rod 312 through a bearing seat 1. The bottom faces of the four vertical plates 313 are fixedly connected to the top face of the movable plate 2. The inner walls of the three vertical plates 313 on the right are rotatably connected to the surface of the polished rod 312 through a bearing seat 2. Two connecting rods 314 are arranged on the inner sides of the four vertical plates 313. The inner walls of the two connecting rods 314 are movably connected to the surfaces of the two polished rods 312.
[0027] Two straight plates are arranged outside the two connecting rods 314, and two sliding shafts are arranged on the inner sides of the two straight plates. The outer end surfaces of the two sliding shafts are fixedly connected to the inner sides of the two straight plates, and the inner walls of the top ends of the two connecting rods 314 are movably connected to the surfaces of the two rotating shafts.
[0028] A lifting plate 315 is disposed on the top surfaces of the two straight plates, and the bottom surface of the lifting plate 315 is fixedly connected to the top surfaces of the two straight plates.
[0029] The self-locking part 32 includes two U-shaped plates 321, the bottom surfaces of the two U-shaped plates 321 are fixedly connected to the top surface of the movable plate 2, six guide rods 322 are arranged on the inner side surfaces of the two U-shaped plates 321, the outer end surfaces of the six guide rods 322 are fixedly connected to the inner side surfaces of the six U-shaped plates 321, and twelve self-locking plates 323 are arranged on the surfaces of the six guide rods 322, and the inner walls of the twelve self-locking plates 323 are movably connected to the surfaces of the six guide rods 322.
[0030] The top surfaces of the twelve self-locking plates 323 are movably connected to the bottom surface of the lifting plate 315, and twelve limiting columns 324 are provided on the outer side surfaces of the twelve self-locking plates 323. The outer end surfaces of the twelve limiting columns 324 are fixedly connected to the inner side surface of the U-shaped plate 321, and the inner bottom surface of the right U-shaped plate 321 is fixedly connected to the bottom surface of the motor 311.
[0031] Furthermore, in this embodiment, the lifting mechanism 3 is used to utilize the motor 311 in the lifting part 31. When the motor 311 rotates, it drives the light rod 312. When the light rod 312 rotates, it drives the connecting rod 314 to rotate under the action of the light rod 312, so that the connecting rod 314 moves through the straight plate and the sliding shaft, so that the connecting rod 314 drives the lifting plate 315 to lift. When the lifting plate 315 is lifted or lowered to a certain height, the self-locking plate 323 rotates on the surface of the guide rod 322, so that the self-locking plate 323 self-locks the lifting plate 315, and the limiting column 324 limits the position.
[0032] Furthermore, in this embodiment, the lifting mechanism 3 is used to utilize the motor 311 in the lifting part 31. When the motor 311 rotates, it drives the light rod 312, so that the light rod 312 drives the connecting rod 314 to change its angle. When the connecting rod 314 changes its angle, the connecting rod 314 drives the lifting plate 315 to lift, so that the lifting plate 315 and the self-locking plate 323 move, so that the self-locking plate 323 self-locks the lifting plate 315, so that the lifting plate 315 can be lifted accurately and stably, thereby self-locking to prevent sliding.
[0033] Embodiment 2
[0034] See also Figure 1 , Figure 5 On the basis of Example 1, it is further obtained that the extrusion portion 41 includes four extrusion plates 411, the inner sides of the two inner extrusion plates 411 are fixedly connected to the outer side of the movable plate 2, the inner sides of the four extrusion plates 411 are provided with two rotating shafts 412, and the outer sides of the two rotating shafts 412 are fixedly connected to the inner sides of the four extrusion plates 411.
[0035] The buffer portion 42 includes four movable rods 421, the inner walls of the four movable rods 421 are movably connected to the surfaces of the two rotating shafts 412, four dampers 422 are arranged on the outer sides of the four movable rods 421, the outer end surfaces of the four dampers 422 are fixedly connected to the inner sides of the four extrusion plates 411, and two springs 423 are arranged on the inner sides of the four dampers 422, and the outer end surfaces of the two springs 423 are fixedly connected to the inner sides of the four extrusion plates 411.
[0036] Furthermore, in this embodiment, the anti-collision mechanism 4 utilizes the extrusion plate 411 in the extrusion portion 41. When the extrusion plate 411 is extruded, the movable rod 421 moves on the surface of the rotating shaft 412, thereby changing the angle. As a result, the outer extrusion plate 411 is subjected to force, so that the outer extrusion plate 411 is buffered by the damper 422 and the spring 423.
[0037] Furthermore, this embodiment uses the anti-collision mechanism 4 and the extrusion plate 411 in the extrusion part 41. When the extrusion plate 411 is squeezed, the extrusion plate 411 drives the movable rod 421 to change its angle, so that the outer extrusion plate 411 is buffered and squeezed through the damper 422 and the spring 423, thereby buffering and avoiding damage to it from the outside.
[0038] When in use, the operator uses the lifting mechanism 3 and the motor 311 in the lifting part 31. When the motor 311 rotates, it drives the light rod 312. When the light rod 312 rotates, it drives the connecting rod 314 to rotate under the action of the light rod 312, so that the connecting rod 314 can move through the straight plate and the sliding shaft, so that the connecting rod 314 drives the lifting plate 315 to lift. When the lifting plate 315 is lifted to a certain height, the self-locking plate 323 rotates on the surface of the guide rod 322, so that the self-locking plate 323 self-locks the lifting plate 315, and the limiting column 324 limits the position. When the pressing plate 411 in the pressing part 41 is pressed, the movable rod 421 moves on the surface of the rotating shaft 412, thereby changing the angle, so that the outer pressing plate 411 is subjected to force, so that the outer pressing plate 411 is buffered by the damper 422 and the spring 423.
[0039] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A lifting platform with reliable positioning and compact structure, comprising a universal wheel (1), characterized in that: The top surface of the universal wheel (1) is provided with a movable plate (2), the bottom surface of the movable plate (2) is movably connected to the top surface of the universal wheel (1), the top surface of the movable plate (2) is provided with a lifting mechanism (3), and the outer side surface of the movable plate (2) is provided with an anti-collision mechanism (4); The lifting mechanism (3) comprises a lifting part (31) and a self-locking part (32); The self-locking portion (32) is located on the outer side of the lifting portion (31); The anti-collision mechanism (4) comprises a pressing portion (41) and a buffer portion (42); The buffer portion (42) is located on the inner side of the extrusion portion (41).
2. A lifting platform with reliable positioning and compact structure according to claim 1, characterized in that: The lifting part (31) comprises a motor (311), the output end face of the motor (311) is provided with a polished rod (312), the right end face of the polished rod (312) is fixedly connected to the output end face of the motor (311), the surface of the polished rod (312) is sleeved with four vertical plates (313), the right side face of the left vertical plate (313) is rotatably connected to the left end face of the polished rod (312) through a bearing seat 1, the bottom faces of the four vertical plates (313) are fixedly connected to the top face of the movable plate (2), the inner walls of the three right vertical plates (313) are rotatably connected to the surface of the polished rod (312) through a bearing seat 2, and the inner sides of the four vertical plates (313) are provided with two connecting rods (314), and the inner walls of the two connecting rods (314) are movably connected to the surfaces of the two polished rods (312).
3. A lifting platform with reliable positioning and compact structure according to claim 2, characterized in that: Two straight plates are arranged outside the two connecting rods (314), two sliding shafts are arranged on the inner sides of the two straight plates, the outer end surfaces of the two sliding shafts are fixedly connected to the inner sides of the two straight plates, and the inner walls at the top ends of the two connecting rods (314) are movably connected to the surfaces of the two rotating shafts.
4. The lifting platform with reliable positioning and compact structure according to claim 1, characterized in that: A lifting plate (315) is arranged on the top surfaces of the two straight plates, and the bottom surface of the lifting plate (315) is fixedly connected to the top surfaces of the two straight plates.
5. The lifting platform with reliable positioning and compact structure according to claim 4, characterized in that: The self-locking portion (32) comprises two U-shaped plates (321), the bottom surfaces of the two U-shaped plates (321) are fixedly connected to the top surface of the movable plate (2), the inner side surfaces of the two U-shaped plates (321) are provided with six guide rods (322), the outer end surfaces of the six guide rods (322) are fixedly connected to the inner side surfaces of the six U-shaped plates (321), and the surfaces of the six guide rods (322) are provided with twelve self-locking plates (323), and the inner walls of the twelve self-locking plates (323) are movably connected to the surfaces of the six guide rods (322).
6. The lifting platform with reliable positioning and compact structure according to claim 5, characterized in that: The top surfaces of the twelve self-locking plates (323) are movably connected to the bottom surface of the lifting plate (315); the outer side surfaces of the twelve self-locking plates (323) are provided with twelve limiting columns (324); the outer end surfaces of the twelve limiting columns (324) are fixedly connected to the inner side surface of the U-shaped plate (321); and the inner bottom surface of the right U-shaped plate (321) is fixedly connected to the bottom surface of the motor (311).
7. The lifting platform with reliable positioning and compact structure according to claim 1, characterized in that: The extrusion portion (41) comprises four extrusion plates (411), the inner side surfaces of the two inner extrusion plates (411) are fixedly connected to the outer side surface of the movable plate (2), the inner side surfaces of the four extrusion plates (411) are provided with two rotating shafts (412), and the outer side surfaces of the two rotating shafts (412) are fixedly connected to the inner side surfaces of the four extrusion plates (411).
8. The lifting platform with reliable positioning and compact structure according to claim 7, characterized in that: The buffer portion (42) comprises four movable rods (421), the inner walls of the four movable rods (421) are movably connected to the surfaces of two rotating shafts (412), four dampers (422) are arranged on the outside of the four movable rods (421), the outer end surfaces of the four dampers (422) are fixedly connected to the inner side surfaces of four extrusion plates (411), and two springs (423) are arranged on the inside of the four dampers (422), and the outer end surfaces of the two springs (423) are fixedly connected to the inner side surfaces of the four extrusion plates (411).