CN221027288U - Anti-collision device for crane - Google Patents

Abstract

The application provides an anti-collision device for a crane, belongs to the technical field of anti-collision devices, and solves the technical problem that an existing crane anti-collision device is poor in buffering effect when being impacted at a certain angle. The device comprises a mounting plate, wherein two rotary buffer assemblies are connected to the mounting plate, a rotating shaft is connected between the two rotary buffer assemblies, a torsion spring is connected to the rotating shaft, the rotary buffer assemblies comprise a mounting block, the mounting block is connected with a buffer block, a first buffer cavity, a second buffer cavity and a third buffer cavity are arranged in the buffer block, sliding rails are arranged on the side walls of the first buffer cavity, the second buffer cavity and the third buffer cavity, the buffer blocks are in sliding fit with guide blocks, the guide blocks are connected with a first connecting block, a second connecting block and a third connecting block, a first spring is arranged in the first buffer cavity, the second buffer cavity and the third buffer cavity, the first connecting block, the second connecting block and the third connecting block are connected with sliding blocks, and the sliding blocks are matched with the sliding rails; the two guide blocks are also commonly connected with an anti-collision block, and the anti-collision block is connected with the mounting plate through two linear buffer assemblies.

Description

Anti-collision device for crane

Technical Field

The application belongs to the technical field of anti-collision devices, and particularly relates to an anti-collision device for a crane.

Background

How to stop a vehicle in time when the vehicle collides, particularly a vehicle with a low running speed such as a construction vehicle, is an important problem. The working vehicle such as a crane at a factory or a site has a relatively slow running speed, but has a large volume, so that a large number of visual blind areas are inevitably present. When other people or objects appear on the running route of the engineering vehicle, the drivers can hardly find the objects in time, so that safety accidents are caused.

The existing crane adopts the installation buffer stop to reduce the injury to the vehicle caused by collision, and the existing buffer stop can only alleviate the force vertically applied on the buffer stop, and when the collision at a certain angle is received, the buffer effect of the buffer stop is poor, and the conditions such as fracture appear easily.

Disclosure of utility model

In order to solve the technical problem that the buffering effect is poor when the existing crane anti-collision device is impacted by a certain angle, the anti-collision device for the crane with good buffering effect is provided.

In order to achieve the above purpose, the application adopts the following technical scheme: an anti-collision device for a crane is provided with a mounting plate, two rotary buffer assemblies are connected to the mounting plate, the two rotary buffer assemblies are connected through a rotating shaft, a torsion spring is sleeved on the rotating shaft, each rotary buffer assembly comprises a mounting block, the mounting blocks are connected with buffer blocks through the rotating shaft, two ends of each torsion spring are respectively connected with the two buffer blocks, a first buffer cavity, a second buffer cavity and a third buffer cavity are arranged in each buffer block, sliding rails are arranged on the side walls of the first buffer cavity, the second buffer cavity and the side walls of the third buffer cavity, the buffer blocks are in sliding fit with guide blocks, one end of each guide block is connected with a first connecting block, a second connecting block and a third connecting block, the first connecting block, the second connecting block and the third connecting block are matched with the first buffer cavity, the second buffer cavity and the third buffer cavity through first springs, and sliding blocks are connected to the first connecting blocks, the second connecting blocks and the third connecting blocks and the sliding rails in sliding fit with the sliding rails;

the other ends of the two guide blocks in the two rotary buffer assemblies are connected with an anti-collision block together, and the anti-collision block is connected with the mounting plate through the two linear buffer assemblies.

Preferably, each linear buffer assembly comprises a fixed block, the fixed block is connected with a movable block through a connecting rod, the movable block is slidably sleeved on the connecting rod, a second spring is sleeved on the connecting rod, two ends of the second spring are respectively connected with the fixed block and the movable block, and two movable blocks in the two linear buffer assemblies are jointly connected with the anti-collision block.

Preferably, the connecting rod is an elastic rod.

Preferably, the crash block is a rubber material.

Preferably, the surface of the anti-collision block is connected with a warning belt.

Preferably, the mounting plate is provided with mounting holes.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the rotary buffer assembly and the linear buffer assembly are arranged, so that impact forces in all directions received by the crane can be buffered, the safety of the crane is guaranteed when the crane is impacted, meanwhile, the safety of the anti-collision block is further enhanced by the rubber material, and the driver can be reminded of the crane by arranging the warning belt, so that the situation that surrounding vehicles impact the crane is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

Fig. 2 is a cross-sectional view of a rotary damper assembly according to the present utility model.

The symbols in the drawings illustrate:

1. A mounting plate; 2. a rotating shaft; 3. a torsion spring; 4. a mounting block; 5. a buffer block; 6. a first buffer chamber; 7. a second buffer chamber; 8. a third buffer chamber; 9. a slide rail; 10. a guide block; 11. a first connection block; 12. a second connection block; 13. a third connecting block; 14. a first spring; 15. a slide block; 16. an anti-collision block; 17. a fixed block; 18. a connecting rod; 19. a movable block; 20. a second spring; 21. a warning belt; 22. and (5) mounting holes.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.

It should be noted that the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As shown in fig. 1-2, the application provides an anti-collision device for a crane, which is provided with a mounting plate 1, wherein two rotary buffer components are connected to the mounting plate 1, the two rotary buffer components are connected through a rotating shaft 2, a torsion spring 3 is sleeved on the rotating shaft 2, each rotary buffer component comprises a mounting block 4, the mounting blocks 4 are connected with buffer blocks 5 through the rotating shaft 2, two ends of the torsion spring 3 are respectively connected with the two buffer blocks 5, a first buffer cavity 6, a second buffer cavity 7 and a third buffer cavity 8 are arranged in the buffer blocks 5, sliding rails 9 are arranged on the side walls of the first buffer cavity 6, the second buffer cavity 7 and the third buffer cavity 8, a guide block 10 is slidably matched with the buffer blocks 5, one end of each guide block 10 is connected with a first connecting block 11, a second connecting block 12 and a third connecting block 13, the first connecting block 11, the second connecting block 12 and the third connecting block 13 are matched with the first buffer cavity 6, the second buffer cavity 7 and the third buffer cavity 8 through a first spring 14, sliding blocks 15 are connected with the sliding rails 15 on the first connecting block 11, the second connecting block 12 and the third connecting block 13;

The other ends of the two guide blocks 10 in the two rotation buffer assemblies are commonly connected with an anti-collision block 16, and the anti-collision block 16 is connected with the mounting plate 1 through the two linear buffer assemblies.

In the technical scheme that this embodiment adopted, set up mounting panel 1 and conveniently be connected buffer and crane, set up and rotate buffer assembly and can play the cushioning effect, and rotate when the crane receives the striking, further alleviate the impact that the crane received, concrete, buffer 16 atress at first and produce the extrusion to guide block 10 when buffer receives the striking, guide block 10 drives first connecting block 11, second connecting block 12 and third connecting block 13 and slides in first buffer chamber 6, second buffer chamber 7 and third buffer chamber 8, can guarantee the gliding stability of guide block 10 through the cooperation of slider 15 with slide rail 9 in the slip process, can play the cushioning effect to the slip of guide block 10 through setting up first spring 14, thereby alleviate the impact that receives, what needs to be explained is, installation block 4 and buffer block 5 are connected through pivot 2, impact can also drive buffer block 5 and rotate relative installation block 4, can play the buffering through setting up torsional spring 3, thereby alleviate the impact and rotate buffer assembly's rotation effect to the impact, can be through setting up the impact and can be to the impact and can set up the impact and can be carried out the impact and the impact to the impact is further through the impact to the impact.

Still further, in this embodiment, each linear buffer assembly includes a fixed block 17, the fixed block 17 is connected with a movable block 19 through a connecting rod 18, the movable block 19 is slidably sleeved on the connecting rod 18, a second spring 20 is sleeved on the connecting rod 18, two ends of the second spring 20 are respectively connected with the fixed block 17 and the movable block 19, and two movable blocks 19 in the two linear buffer assemblies are jointly connected with the anti-collision block 16.

In the technical scheme adopted in the embodiment, the linear buffer assembly is connected with the mounting plate 1 through the fixed block 17, the second spring 20 is arranged, the second spring 20 is connected with the movable block 19, and when the anti-collision block 16 is impacted, the movable block 19 is driven to slide on the connecting rod 18 due to the sliding connection of the movable block 19 and the connecting rod 18, and at the moment, the second spring 20 applies elastic force to the movable block 19, so that the buffer effect is achieved.

Further, in the present embodiment, the connecting rod 18 is an elastic rod.

In the technical scheme adopted in this embodiment, it should be noted that, the connecting rod 18 is an elastic rod, so that the connecting rod 18 can deform along with the rotation of the rotation buffer assembly, after the impact is finished, the connecting rod 18 can recover, and meanwhile, the function of driving the rotation buffer assembly to recover can be achieved.

Further, in the present embodiment, the impact block 16 is a rubber material.

In the technical scheme adopted in the embodiment, the rubber material has good impact resistance, and the safety of the anti-collision block 16 can be ensured when the anti-collision block 16 is impacted by the rubber material.

Further, in the present embodiment, a warning tape 21 is attached to the surface of the impact block 16.

In the technical scheme adopted by the embodiment, the warning belt 21 can play a role in warning surrounding vehicles, remind surrounding drivers of paying attention to the crane, and reduce the occurrence of the condition that the vehicles strike the crane.

Further, in the present embodiment, the mounting plate 1 is provided with mounting holes 22.

In the technical scheme adopted in the embodiment, the mounting plate 1 is conveniently mounted on the crane by arranging the mounting holes 22, so that the mounting work of the anti-collision device is convenient.

In this example, the first spring 14 and the second spring 20 are both used with a damper to achieve a vibration reduction and buffering effect.

When the anti-collision device is used, when a crane is impacted, the anti-collision block 16 is stressed at first and drives the guide block 10 to slide in the buffer block 5, a certain buffering effect can be achieved on the impact force through the first spring 14, the anti-collision block 16 can also drive the guide block 10 and the buffer block 5 to rotate relative to the mounting block 4 when the anti-collision block 16 is impacted, the torsion spring 3 works to buffer the rotating force when the anti-collision block 16 rotates, in the process, the anti-collision block 16 can also drive the movable block 19 to slide on the connecting rod 18, the buffering effect can also be achieved through the second spring 20, the impact force is further buffered, and after the impact is completed, the elastic connecting rod 18 is restored to the original state, and the rotating buffering assembly is further helped to restore to the original state under the action of the torsion spring 3.

According to the utility model, the rotary buffer assembly and the linear buffer assembly are arranged, so that impact forces in all directions received by the crane can be buffered, the safety of the crane is guaranteed when the crane is impacted, meanwhile, the safety of the anti-collision block 16 is further enhanced by the rubber material, and the driver can be reminded of the crane by arranging the warning belt 21, so that the situation that surrounding vehicles impact the crane is reduced.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application.

Claims (6)

1. The anti-collision device for the crane is provided with a mounting plate, and is characterized in that two rotary buffer components are connected to the mounting plate, the two rotary buffer components are connected through a rotating shaft, a torsion spring is sleeved on the rotating shaft, each rotary buffer component comprises a mounting block, the mounting blocks are connected with buffer blocks through the rotating shaft, two ends of each torsion spring are respectively connected with the two buffer blocks, a first buffer cavity, a second buffer cavity and a third buffer cavity are arranged in each buffer block, sliding rails are arranged on the side walls of each first buffer cavity, each second buffer cavity and each third buffer cavity, each buffer block is in sliding fit with a guide block, one end of each guide block is connected with a first connecting block, a second connecting block and a third connecting block, each first connecting block, each second connecting block and each third connecting block are matched with the first buffer cavity, each second buffer cavity and each third connecting block through a first spring, and each first connecting block, each second connecting block and each third connecting block are connected with a sliding block;

The other ends of the two guide blocks in the two rotary buffer assemblies are connected with an anti-collision block together, and the anti-collision block is connected with the mounting plate through the two linear buffer assemblies.

2. The anti-collision device for a crane according to claim 1, wherein each linear buffer assembly comprises a fixed block, the fixed block is connected with a movable block through a connecting rod, the movable block is slidably sleeved on the connecting rod, a second spring is sleeved on the connecting rod, two ends of the second spring are respectively connected with the fixed block and the movable block, and two movable blocks in the two linear buffer assemblies are jointly connected with the anti-collision block.

3. The anti-collision device for a crane according to claim 2, wherein the connecting rod is an elastic rod.

4. The anti-collision device for a crane according to claim 1, wherein the anti-collision block is a rubber material.

5. The anti-collision device for a crane according to claim 4, wherein a warning band is attached to a surface of the anti-collision block.

6. The anti-collision device for a crane according to claim 1, wherein the mounting plate is provided with mounting holes.