Crane anti-collision device

Abstract

The utility model discloses an anti-collision device for a crane, which belongs to the technical field of portal cranes and comprises a support, a moving device arranged at the bottom of the support, a lifting hook component arranged in the middle of the support, a lifting hook locking device arranged below the lifting hook component, a moving rail arranged above the support, a trolley arranged inside the moving rail and a lifting hook locking device arranged inside the trolley. A distance measuring sensing device is arranged above the trolley, and buffering devices are arranged on the two sides of the trolley. According to the crane, the moving device is arranged, the driving motor rotates to drive the moving wheels to rotate, the moving wheels rotate to drive the crane to move, and therefore the step of manual disassembly and carrying is omitted, a large number of manpower resources are saved, the direction can be adjusted during moving due to the fact that the steering base is arranged above the moving wheels, and the moving efficiency is improved. And a cleaning brush is arranged on one side of the moving wheel, so that attachments adhered to the surface of the moving wheel can be cleaned.

Description

Technical Field

[0001] The utility model belongs to the technical field of gantry cranes, and in particular relates to an anti-collision device for cranes. Background Art

[0002] Gantry crane is a kind of deformation of bridge crane, also called gantry crane. It is mainly used for loading and unloading of outdoor cargo yard, material yard cargo and bulk cargo. Gantry crane has the characteristics of high site utilization, large operating range, wide adaptability and strong versatility, and is widely used in port cargo yards.

[0003] Chinese patent application No. 202220394824.1 discloses an unmanned automated gantry crane anti-collision protection device, including a bracket, baffles are bolted on both sides of the top outer wall of the bracket near both ends, slide rails are bolted on both sides of the top outer wall of the bracket, and a trolley is slidably connected to the outside of the slide rails, a distance sensor 1 is bolted on the top outer wall of the trolley, springs with equidistant structure distribution are bolted on the outer wall of one side of the baffle, and a support plate is bolted on one end of the spring, and a rubber plate is bonded to the outer wall of one side of the support plate. Beneficial effects of the utility model When using the gantry crane, the distance sensor 1 and the distance sensor 2 can detect the distance between the trolley and the baffle, and between the hook assembly and the trolley respectively. When it is close to the baffle or the trolley position, the trolley speed is controlled to reduce so that the lifting speed of the hook assembly is reduced, thereby reducing the impact of the trolley on the baffle and the impact of the hook assembly on the trolley.

[0004] The above-mentioned patent has the following problems: when the gantry crane is moved, it needs to be manually disassembled and moved, which wastes a lot of human resources; the hook of the crane cannot be locked, and when in use, the hook may not hang on the material, causing the material to fall. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a crane anti-collision device, which has the characteristics of automatic movement of the crane and prevention of material unhooking.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crane anti-collision device, comprising a bracket, a moving device is arranged at the bottom of the bracket, a hook assembly is arranged in the middle of the bracket, a hook locking device is arranged below the hook assembly, a moving rail is arranged above the bracket, a trolley is arranged inside the moving rail, a distance measuring sensor device is arranged above the trolley, and buffer devices are arranged on both sides of the trolley.

[0007] Preferably, the hook locking device includes a shell, a spring rod, a locking block, a slot, a hook, a partition, a slide groove, a slider and a buffer pad, wherein a shell is arranged below the hook assembly, a partition is arranged inside the shell, a slide groove is arranged on one side of the partition, a buffer pad is arranged at the bottom of the slide groove, a slider is arranged inside the slide groove, a hook is arranged below the slider, a slot is arranged at one end of the hook, a locking block is arranged inside the slot, and a spring rod is arranged on one side of the locking block.

[0008] Preferably, a fixing groove is provided at the bottom of the spring rod, and there are two groups of spring rods respectively fixed above and below one side of the locking block.

[0009] Preferably, a handle is provided at one end of the locking block, and the locking block is J-shaped and penetrates one side of the shell and is fixed inside the shell.

[0010] Preferably, the mobile device includes a steering seat, a moving wheel, a driven wheel, a driving wheel, a shell, a cleaning brush, a connecting rod and a driving motor, wherein a steering seat is provided at the bottom of the mobile device, a shell is provided below the steering seat, a driving motor is provided on one side of the shell, a connecting rod is provided below the shell, a cleaning brush is provided on one side of the connecting rod, a moving wheel is provided inside the shell, a driven wheel is provided on one side of the moving wheel, and a driving wheel is provided on one side of the driven wheel.

[0011] Preferably, a fixing seat is provided below the driving motor, and one side of the driving motor penetrating the shell is connected to the internal driving wheel through a rotating rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a hook locking device to lock the locking block into the slot in the hook, thereby preventing the material from falling due to improper hanging of the material or shaking of the hook. A slider and a slide slot are provided above the hook so that the hook can be moved, thereby facilitating the hanging and taking of the material.

[0014] 2. The utility model provides a moving device, and the driving motor rotates to drive the moving wheel to rotate, and the rotation of the moving wheel drives the crane to move, thereby eliminating the steps of manual disassembly and transportation and saving a lot of human resources. Since a steering seat is provided above the moving wheel, the direction can be adjusted during movement, and a cleaning brush is provided on one side of the moving wheel, so that attachments stuck to the surface of the moving wheel can be cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the hook locking device of the utility model;

[0017] Figure 3 This is a cross-sectional view of the hook locking device of the utility model;

[0018] Figure 4 This is a schematic diagram of the mobile device of the utility model;

[0019] Figure 5 This is a cross-sectional view of the mobile device of the utility model;

[0020] Figure 6 It is a side view of the mobile device of the utility model.

[0021] In the figure: 1. moving device; 11. steering seat; 12. moving wheel; 13. driven wheel; 14. driving wheel; 15. shell; 16. cleaning brush; 17. connecting rod; 18. driving motor; 2. bracket; 3. hook locking device; 31. shell; 32. spring rod; 33. locking block; 34. slot; 35. hook; 36. partition; 37. slide groove; 38. slider; 39. buffer pad; 4. hook assembly; 5. trolley; 6. distance measuring sensor device; 7. moving rail; 8. buffer device. DETAILED DESCRIPTION

[0022] 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.

[0023] Example 1

[0024] See also Figure 1-6 The utility model provides the following technical solutions: a crane anti-collision device, including a bracket 2, a moving device 1 is arranged at the bottom of the bracket 2, a hook assembly 4 is arranged in the middle of the bracket 2, a hook locking device 3 is arranged below the hook assembly 4, a moving rail 7 is arranged above the bracket 2, a trolley 5 is arranged inside the moving rail 7, a distance measuring sensor device 6 is arranged above the trolley 5, and buffer devices 8 are arranged on both sides of the trolley 5.

[0025] Specifically, the hook locking device 3 includes a shell 31, a spring rod 32, a locking block 33, a slot 34, a hook 35, a partition 36, a slide groove 37, a slider 38 and a buffer pad 39, wherein a shell 31 is arranged below the hook assembly 4, a partition 36 is arranged inside the shell 31, a slide groove 37 is arranged on one side of the partition 36, a buffer pad 39 is arranged at the bottom of the slide groove 37, a slider 38 is arranged inside the slide groove 37, a hook 35 is arranged below the slider 38, a slot 34 is arranged at one end of the hook 35, a locking block 33 is arranged inside the slot 34, and a spring rod 32 is arranged on one side of the locking block 33.

[0026] By adopting the above technical solution, when in use, the locking block 33 is pressed, the locking block 33 withdraws from the card slot 34, and the hook 35 is pulled downward. The hook 35 moves downward through the slider 38 and the slide slot 37. When the hook 35 withdraws from the shell 31, the material is hung in the hook 35. After the material is hung, the hook 35 is pushed into the shell 31. The spring rod 32 on one side of the locking block 33 is snapped into the card slot 34 again by rebounding to fix the hook 35, thereby preventing the material from being unhooked and falling due to improper hanging and shaking.

[0027] Specifically, a fixing groove is provided at the bottom of the spring rod 32 , and two groups of the spring rod 32 are respectively fixed at the upper and lower sides of one side of the locking block 33 .

[0028] By adopting the above technical solution, a fixing groove is provided at the bottom of the spring rod 32, so that the spring rod 32 can be extended and retracted. There are two groups of spring rods 32 respectively fixed above and below one side of the locking block 33, so that the locking block 33 can be positioned.

[0029] Specifically, a handle is provided at one end of the locking block 33 , and the locking block 33 is J-shaped and penetrates one side of the shell 31 and is fixed inside the shell 31 .

[0030] By adopting the above technical solution, a handle is provided at one end of the locking block 33 to facilitate the staff to push the locking block 33 to move. The locking block 33 is fixed inside the shell 31 in a J shape, so that the locking block 33 can fix the hook 35 conveniently.

[0031] When the hook 35 is in the locked state, the hook 35 is locked in the locked state, and the hook 35 is locked in the locked state.

[0032] Example 2

[0033] The difference between this embodiment and embodiment 1 is that the mobile device 1 includes a steering seat 11, a moving wheel 12, a driven wheel 13, a driving wheel 14, a shell 15, a cleaning brush 16, a connecting rod 17 and a driving motor 18, wherein a steering seat 11 is provided at the bottom of the mobile device 1, a shell 15 is provided below the steering seat 11, a driving motor 18 is provided on one side of the shell 15, a connecting rod 17 is provided below the shell 15, a cleaning brush 16 is provided on one side of the connecting rod 17, a moving wheel 12 is provided inside the shell 15, a driven wheel 13 is provided on one side of the moving wheel 12, and a driving wheel 14 is provided on one side of the driven wheel 13.

[0034] By adopting the above technical solution, when the crane needs to move, the driving motor 18 is started to drive the active wheel 14 to rotate, and the active wheel 14 engages with the driven wheel 13 so that the moving wheel 12 can rotate. The rotation of the moving wheel 12 drives the crane to move, thereby eliminating the steps of manual disassembly and transportation and saving a large amount of human resources. Since a steering seat 11 is provided above the moving wheel 12, the direction can be adjusted during movement. A cleaning brush 16 is provided on one side of the moving wheel 12, so that attachments adhering to the surface of the moving wheel 12 can be cleaned.

[0035] Specifically, a fixing seat is provided below the driving motor 18 , and the driving motor 18 penetrates one side of the shell 15 and is connected to the internal driving wheel 14 through a rotating rod.

[0036] By adopting the above technical solution, a fixed seat is provided under the driving motor 18 to support the driving motor 18. The driving motor 18 penetrates one side of the shell 15 and is connected to the internal driving wheel 14 through a rotating rod to facilitate the driving motor 18 to drive the moving wheel 12 to move.

[0037] When this embodiment is used, when the crane needs to move, the drive motor 18 is started to drive the driving wheel 14 to rotate, and the driving wheel 14 is engaged with the driven wheel 13 so that the moving wheel 12 can rotate. The rotation of the moving wheel 12 drives the crane to move, thereby eliminating the steps of manual disassembly and transportation and saving a large amount of human resources. Since a steering seat 11 is provided above the moving wheel 12, the direction can be adjusted during movement. A cleaning brush 16 is provided on one side of the moving wheel 12, so that attachments adhering to the surface of the moving wheel 12 can be cleaned. A fixed seat is provided below the drive motor 18 to support the drive motor 18. The drive motor 18 penetrates one side of the shell 15 and is connected to the internal driving wheel 14 through a rotating rod to facilitate the drive motor 18 to drive the moving wheel 12 to move.

[0038] The structure and use principle of the hook assembly 4, the distance measuring sensor device 6, the movable rail 7 and the buffer device 8 in the utility model have been disclosed in an unmanned automated gantry crane anti-collision protection device disclosed in Chinese patent application number 202220394824.1.

[0039] The working principle and use process of the utility model are as follows: when the utility model is in use, the material is fixed in the anti-collision device of the crane. When working, the material needs to be fixed. When in use, the locking block 33 is pressed, and the locking block 33 is withdrawn from the card slot 34, and the hook 35 is pulled downward, and the hook 35 moves downward through the slider 38 and the slide slot 37. When the hook 35 is withdrawn from the shell 31, the material is hung in the hook 35. After the material is hung, the hook 35 is pushed into the shell 31, and the spring rod 32 on one side of the locking block 33 is snapped into the card slot 34 again by rebounding to fix the hook 35, thereby preventing the material from being unhooked and falling due to poor hanging and shaking. The bottom of the spring rod 32 is provided with a fixing groove, so that the spring rod 32 can be retracted. The spring rod 32 has two groups respectively fixed on the upper and lower sides of one side of the locking block 33, so that the locking block 33 can be positioned. A grip is provided at one end of the locking block 33, which is convenient for the staff to push the locking block 33 to move, and the locking block 33 is J-shaped The shape is fixed inside the shell 31, so that the locking block 33 can fix the hook 35; when in use, the crane used for the crane anti-collision device moves. When the work is in progress, the crane needs to be moved. When the crane needs to move, the drive motor 18 is started to drive the driving wheel 14 to rotate. The driving wheel 14 is engaged with the driven wheel 13 so that the moving wheel 12 can rotate. The rotation of the moving wheel 12 drives the crane to move, thereby eliminating the steps of manual disassembly and transportation, saving a lot of human resources. Since a steering seat 11 is provided above the moving wheel 12, the direction can be adjusted during movement. A cleaning brush 16 is provided on one side of the moving wheel 12, so that attachments adhering to the surface of the moving wheel 12 can be cleaned. A fixed seat is provided below the drive motor 18 to support the drive motor 18. The drive motor 18 penetrates one side of the shell 15 and is connected to the internal driving wheel 14 through a rotating rod to facilitate the drive motor 18 to drive the moving wheel 12 to move.

[0040] Although 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 crane anti-collision device, comprising a bracket, characterized in that: A moving device is provided at the bottom of the bracket, a hook assembly is provided in the middle of the bracket, a hook locking device is provided below the hook assembly, a moving rail is provided above the bracket, a trolley is provided inside the moving rail, a distance measuring sensor device is provided above the trolley, and buffer devices are provided on both sides of the trolley; The hook locking device includes a shell, a spring rod, a locking block, a slot, a hook, a partition, a slide, a slider and a buffer pad, wherein a shell is arranged below the hook assembly, a partition is arranged inside the shell, a slide is arranged on one side of the partition, a buffer pad is arranged at the bottom of the slide, a slider is arranged inside the slide, a hook is arranged below the slider, a slot is arranged at one end of the hook, a locking block is arranged inside the slot, and a spring rod is arranged on one side of the locking block.

2. The anti-collision device for a crane according to claim 1, characterized in that: The bottom of the spring rod is provided with a fixing groove, and the spring rod has two groups which are respectively fixed on the upper side and the lower side of one side of the locking block.

3. The anti-collision device for a crane according to claim 1, characterized in that: A handle is arranged at one end of the locking block, and the locking block penetrates one side of the shell in a J shape and is fixed inside the shell.

4. The anti-collision device for a crane according to claim 1, characterized in that: The mobile device includes a steering seat, a moving wheel, a driven wheel, a driving wheel, a shell, a cleaning brush, a connecting rod and a driving motor, wherein a steering seat is arranged at the bottom of the mobile device, a shell is arranged below the steering seat, a driving motor is arranged on one side of the shell, a connecting rod is arranged below the shell, a cleaning brush is arranged on one side of the connecting rod, a moving wheel is arranged inside the shell, a driven wheel is arranged on one side of the moving wheel, and a driving wheel is arranged on one side of the driven wheel.

5. The anti-collision device for a crane according to claim 4, characterized in that: A fixing seat is arranged below the driving motor, and one side of the driving motor penetrating the shell is connected with the internal driving wheel through a rotating rod.

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