CN210739215U

CN210739215U - Shock-absorbing structure of crane

Info

Publication number: CN210739215U
Application number: CN201921205894.2U
Authority: CN
Inventors: 杨龙清
Original assignee: Shanghai Zhenhua Port Machinery Group Longchang Lifting Equipment Dongtai Co ltd
Current assignee: Shanghai Zhenhua Port Machinery Group Longchang Lifting Equipment Dongtai Co ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-06-12
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a shock-absorbing structure of crane, comprising a base plate, the bottom plate top is fixedly connected with a mounting plate, the mounting plate top is fixedly connected with a fixed column, the fixed column is externally sheathed with a spring, the fixed column top is fixedly connected with a mounting plate, the spring is fixedly connected with the mounting plate bottom, the mounting plate top is provided with a top plate, the fixed column runs through the top plate, the fixed column top is in threaded connection with a limiting plate, the top of the top plate is provided with a first I-shaped guide groove, the first I-shaped guide groove is internally and slidably connected with a first slider, the top of the first slider is fixedly connected with a transverse plate vertical to the first slider, the bottom of the transverse plate is fixedly connected with a vertical plate, the vertical plate is fixedly connected with a second transverse plate near one side of the first I, the problem that the spring cannot be conveniently disassembled and replaced is solved.

Description

Shock-absorbing structure of crane

Technical Field

The utility model relates to a shock-absorbing structure technical field specifically is a shock-absorbing structure of hoist.

Background

The shock absorber is mainly used to suppress vibration between the connecting members and impact from external force. The common shock absorbers include rubber shock absorbers, belleville spring shock absorbers, flexible cantilever beam shock absorbers and spiral spring shock absorbers, and have wide application. In particular, the spiral spring shock absorber is widely applied due to low manufacturing cost and good shock absorption effect.

In the prior art, a spring damper with a publication number of CN202833816U is used for solving the problem that the existing spring damper is slow in response time and incapable of absorbing vibration quickly, so that the damping effect is poor. The utility model comprises a cylinder, an end cover, a guide seat, a piston and a piston rod; the upper end of the cylinder body is connected with an end cover; the piston is arranged in the cylinder body and matched with the cylinder body; the piston rod penetrates through the end cover to be connected with the piston; a first spring sleeved on the piston rod is arranged between the guide seat and the piston, and two ends of the first spring are respectively connected with the guide seat and the piston; and a second spring is arranged between the piston and the bottom end of the cylinder body, one end of the second spring is connected with the piston, and the other end of the second spring is connected with the cylinder body.

However, the device still has the following obvious defects in the using process, and the spring cannot be conveniently disassembled and replaced.

Therefore, the utility model provides a shock-absorbing structure of hoist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shock-absorbing structure of hoist to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a damping structure of a crane comprises a base plate, wherein a mounting top plate is fixedly connected to the top of the base plate, a fixing column is fixedly connected to the top of the mounting top plate, a spring is sleeved outside the fixing column, a mounting plate is fixedly connected to the top of the fixing column, the spring is fixedly connected to the bottom of the mounting plate, a top plate is arranged at the top of the mounting plate, the fixing column penetrates through the top plate, a limiting plate is in threaded connection with the top of the fixing column, a first I-shaped guide groove is formed in the top of the top plate, a first sliding block is in sliding connection with the first I-shaped guide groove, a transverse plate perpendicular to the first sliding block is fixedly connected to the top of the first sliding block, a vertical plate is fixedly connected to the bottom of the transverse plate, a second transverse plate is fixedly connected to one side, close to the top plate, of, the extension plate and the second transverse plate are connected with the second transverse plate in a sliding mode, a locking block is fixedly connected to the top of the top plate, and a limiting bolt which penetrates through the locking block and is in threaded connection with the first sliding block is in threaded connection with one side, close to the first sliding block, of the locking block.

Through adopting above-mentioned technical scheme, when needing to be changed the spring, unscrew the stop bolt to remove second I shape guide slot with the second diaphragm, take off the mounting panel, solved unable convenient dismantlement and changed the spring.

Preferably, the top of the limit bolt is fixedly connected with a movable plate, and the movable plate is perpendicular to the limit bolt.

By adopting the technical scheme, the movable plate is arranged, so that the rotation is facilitated.

Preferably, the top of the top plate is fixedly connected with a spongy cushion, and the spongy cushion is fixedly connected below the limiting plate.

Through adopting above-mentioned technical scheme, through setting up the foam-rubber cushion, the striking has been cushioned.

Preferably, the side wall of the first I-shaped guide groove is fixedly connected with a cushion pad, and the cushion pad is perpendicular to the top plate.

Through adopting above-mentioned technical scheme, general setting blotter for it is difficult for the collision.

Preferably, a cleaning hole is formed in one side of the first I-shaped guide groove and communicated to the outside of the top plate.

Through adopting above-mentioned technical scheme, through setting up clean hole, the filth clearance comes out in the convenient first I shape guide slot.

Compared with the prior art, the beneficial effects of the utility model are that: when the spring needs to be replaced, the limiting bolt is unscrewed, the second transverse plate is moved out of the second I-shaped guide groove, the mounting plate is taken down, the problem that the spring cannot be conveniently disassembled and replaced is solved, the rotation is facilitated by the aid of the moving plate, the impact is buffered by the aid of the spongy cushion, the cushion pad is universally arranged, the cushion pad is not prone to collision, dirt in the first I-shaped guide groove can be conveniently cleaned by the aid of the cleaning holes, and the multifunctional spring is high in practicability and worthy of popularization.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

FIG. 2 is a schematic bottom structure of the present invention;

fig. 3 is a schematic side structure diagram of the present invention.

In the figure: 1. a base plate; 2. installing a top plate; 3. fixing a column; 4. a spring; 5. mounting a plate; 6. a top plate; 7. a limiting plate; 8. a first I-shaped guide slot; 9. a first slider; 10. a transverse plate; 11. a vertical plate; 12. a second transverse plate; 13. a second I-shaped guide slot; 14. an extension plate; 15. a locking block; 16. a limit bolt; 17. moving the plate; 18. cleaning the hole; 19. a cushion pad; 20. a spongy cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution:

a damping structure of a crane comprises a bottom plate 1, wherein a mounting top plate 2 is fixedly connected to the top of the bottom plate 1, a fixing column 3 is fixedly connected to the top of the mounting top plate 2, a spring 4 is sleeved outside the fixing column 3 and used for damping, a mounting plate 5 is fixedly connected to the top of the fixing column 3, the spring 4 is fixedly connected to the bottom of the mounting plate 5, a top plate 6 is arranged at the top of the mounting plate 5, the fixing column 3 penetrates through the top plate 6, a limiting plate 7 is in threaded connection with the top of the fixing column 3 and used for limiting, a first I-shaped guide groove 8 is formed in the top of the top plate 6, a first slider 9 is slidably connected in the first I-shaped guide groove 8 and used for moving, a transverse plate 10 perpendicular to the first slider 9 is fixedly connected to the top of the first slider 9 and used for mounting a vertical, one end fixedly connected with extension plate 14 that the top of second diaphragm 12 is close to roof 6, roof 6 is close to extension plate 14 one side and has seted up second I shape guide slot 13 for guarantee the use, in extension plate 14 and the equal sliding connection of second diaphragm 12 and second I shape guide slot 13, roof 6 top fixedly connected with latch segment 15, for locking, latch segment 15 is close to first slider 9 one side threaded connection have run through latch segment 15 and with first slider 9 threaded connection's stop cock 16.

Spacing 16 tops fixedly connected with movable plate 17 of tying, movable plate 17 perpendicular to spacing 16 of tying, 6 tops fixedly connected with foam-rubber cushion 20 of roof for cushion, foam-rubber cushion 20 fixed connection in limiting plate 7 below, 8 lateral walls fixedly connected with blotter 19 of first I shape guide slot, blotter 19 perpendicular to roof 6, clean hole 18 has been seted up to 8 one sides of first I shape guide slot, for clean, clean hole 18 communicates outside roof 6.

The working principle is as follows: when the spring 4 needs to be replaced, the limiting bolt 16 is unscrewed, the second transverse plate 12 is moved out of the second I-shaped guide groove 13, the mounting plate 5 is taken down, the problem that the spring cannot be conveniently disassembled and replaced is solved, the rotation is facilitated by the aid of the movable plate 17, the impact is buffered by the aid of the sponge pad 20, the cushion 19 is universally arranged, the collision is not prone to occurring, dirt in the first I-shaped guide groove 8 is conveniently cleaned by the aid of the cleaning holes 18, and the novel mounting structure is high in practicability and very worthy of popularization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A shock-absorbing structure of hoist, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixedly connected with a mounting top plate (2), the top of the mounting top plate (2) is fixedly connected with a fixing column (3), a spring (4) is sleeved outside the fixing column (3), the top of the fixing column (3) is fixedly connected with a mounting plate (5), the spring (4) is fixedly connected to the bottom of the mounting plate (5), the top of the mounting plate (5) is provided with a top plate (6), the fixing column (3) penetrates through the top plate (6), the top of the fixing column (3) is in threaded connection with a limiting plate (7), the top of the top plate (6) is provided with a first I-shaped guide groove (8), a first sliding block (9) is in sliding connection in the first I-shaped guide groove (8), the top of the first sliding block (9) is fixedly connected with a transverse plate (10) perpendicular to the first sliding block, riser (11) are close to first I shape guide slot (8) one side fixedly connected with second diaphragm (12), one end fixedly connected with extension plate (14) that second diaphragm (12) top is close to roof (6), roof (6) are close to extension plate (14) one side and have been seted up second I shape guide slot (13), in extension plate (14) and second diaphragm (12) equal sliding connection and second I shape guide slot (13), roof (6) top fixedly connected with latch segment (15), latch segment (15) are close to first slider (9) one side threaded connection have run through latch segment (15) and with spacing bolt (16) of first slider (9) threaded connection.

2. The shock-absorbing structure of a crane according to claim 1, wherein: the top of the limiting bolt (16) is fixedly connected with a moving plate (17), and the moving plate (17) is perpendicular to the limiting bolt (16).

3. The shock-absorbing structure of a crane according to claim 1, wherein: roof (6) top fixedly connected with foam-rubber cushion (20), foam-rubber cushion (20) fixed connection is in limiting plate (7) below.

4. The shock-absorbing structure of a crane according to claim 1, wherein: the side wall of the first I-shaped guide groove (8) is fixedly connected with a cushion pad (19), and the cushion pad (19) is perpendicular to the top plate (6).

5. The shock-absorbing structure of a crane according to claim 1, wherein: a cleaning hole (18) is formed in one side of the first I-shaped guide groove (8), and the cleaning hole (18) is communicated to the outside of the top plate (6).