CN220475331U

CN220475331U - Cable bridge

Info

Publication number: CN220475331U
Application number: CN202322108976.8U
Authority: CN
Inventors: 魏兆成
Original assignee: Wuhan Yueling Electric Co ltd
Current assignee: Wuhan Yueling Electric Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-02-09
Anticipated expiration: 2033-08-07

Abstract

The utility model relates to the technical field of electric power construction and discloses a cable bridge, which comprises a bridge body, wherein the bridge body is used for supporting a cable, and a damping mechanism is arranged on the bridge body and used for playing a damping role when the bridge body vibrates. When slight vibration occurs, the damping piece arranged between the support frame and the outer shell is stressed to deform, and the elastic deformation of the damping piece is converted into elastic potential energy, so that part of vibration can be absorbed, the vibration amplitude of the outer shell is reduced, and the inner shell moves in the outer shell to keep a stable state; when vibration amplitude is great, the electric rod can promote shock attenuation damping, makes shock attenuation damping's damping part stretch into telescopic inside to make the support frame adjust rapidly and reset, drive shell body and interior casing simultaneously and resume steady state, prevent that the cable dislocation from causing the short circuit.

Description

Cable bridge

Technical Field

The utility model belongs to the technical field of power construction, and particularly relates to a cable bridge.

Background

The cable is generally made of several or several groups of wires and insulating layers and is used for connecting circuits and electric appliances, the cable bridge is an auxiliary device used in the cable laying process and used for isolating and supporting the cable, and the common cable bridge comprises structures such as a groove type structure, a tray type structure, a ladder frame type structure, a grid type structure and the like and is generally composed of a bracket, a bracket arm, an installation accessory and the like; the existing cable bridge commonly has the problem of poor damping effect, so that the cable bridge is easy to cause short circuit due to dislocation of cables caused by vibration in the use process, and serious potential safety hazards exist.

Disclosure of Invention

The utility model aims to provide a cable bridge, which aims to solve the problems that the prior cable bridge provided in the background art is poor in general damping effect, so that cables are easy to be misplaced to cause short circuit due to vibration in the use process, and potential safety hazards exist.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the cable bridge comprises a bridge body, wherein the bridge body comprises an inner shell and an outer shell, and a mounting assembly is arranged on the outer side of the outer shell and used for mounting and fixing the bridge body; the mounting assembly is provided with damper between the crane span structure body for play absorbing effect when the crane span structure body shakes, damper includes first damper and second damper, first damper includes a plurality of shock-absorbing members, the shock-absorbing member can take place deformation absorption part vibrations when the atress, second damper sets up to two, every second damper all includes damping and electric pole for when taking place vibrations, drive the crane span structure body and reset in order to reduce vibrations.

According to the further technical scheme, the inner shell is movably connected to the inner part of the outer shell, so that the inner shell can move in the inner part of the outer shell to keep a stable state when the outer shell vibrates in a small amplitude.

According to a further technical scheme, the mounting assembly comprises a support frame, a connecting rod is arranged at the top of the support frame, and one end, far away from the support frame, of the connecting rod is connected with a fixing frame.

According to a further technical scheme, one end, close to the supporting frame, of the connecting rod is connected with a ball body, the ball body is rotatably connected to the supporting frame, and when vibration occurs, the supporting frame swings relative to the fixing frame.

According to a further technical scheme, the first damping component further comprises a fixing plate arranged between the supporting frame and the outer shell, one end of each damping piece is connected with the outer shell, and the other end of each damping piece is connected with the corresponding fixing plate.

According to a further technical scheme, the two second shock absorption assemblies are respectively arranged at the left end and the right end of the fixing frame, each second shock absorption assembly further comprises a sleeve sleeved on the outer side of the shock absorption damper, one end of each sleeve is connected with a hemispherical body, and the hemispherical bodies are connected to the supporting frame in a rotating mode through shafts, so that the supporting frame can only swing left and right during vibration.

According to the further technical scheme, the damping piece is the damping spring with the damper, the damping spring is stressed to deform during vibration, and the damping spring is converted into elastic potential energy through elastic deformation, so that part of vibration can be absorbed.

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

1. when slight vibrations occur, the spring portion of shock attenuation spare and shock attenuation damping can atress take place deformation, through converting elastic deformation into elastic potential energy, can make the vibrations amplitude of shell body reduce, and the inner shell body can be at this moment in the shell body activity in order to keep steady state.

2. When the vibration amplitude is large, the electric rod can push the damping, so that the bridge body can quickly recover to a stable state, and short circuit caused by dislocation of cables is prevented.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a front view of an embodiment of the present utility model;

FIG. 2 is a schematic side plan view of an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional perspective view of an embodiment of the present utility model.

In the figure: 1. a bridge body; 11. an inner housing; 12. an outer housing; 13. a support frame; 14. a fixing frame; 15. a connecting rod; 16. a sphere; 2. a damping mechanism; 21. a first shock absorbing assembly; 211. a fixing plate; 212. a shock absorbing member; 22. a second shock absorbing assembly; 221. an electric lever; 222. damping is carried out; 223. a sleeve; 224. a hemisphere.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.

Referring to fig. 1-3, an embodiment of the present utility model is shown: a kind of cable bridge; including crane span structure body 1 for support the cable, be provided with damper 2 on the crane span structure body 1 for play the absorbing effect when crane span structure body 1 takes place vibrations.

As shown in fig. 1-3, the bridge body 1 includes an inner shell 11 and an outer shell 12, the inner shell 11 is movably connected in the outer shell 12, so that when the outer shell 12 vibrates in a small amplitude, the inner shell 11 can move in the outer shell 12 to keep a stable state, a plurality of ventilation holes are formed in the surface of the outer shell 12, the ventilation holes are distributed at equal intervals, a mounting assembly is arranged on the outer side of the outer shell 12 and used for mounting and fixing the bridge body 1, the mounting assembly includes a support frame 13, a connecting rod 15 is arranged at the top of the support frame 13, one end of the connecting rod 15, far away from the support frame 13, is connected with a fixing frame 14, the other end of the connecting rod 15 is connected with a sphere 16, the sphere 16 is rotationally connected on the support frame 13, and when vibration occurs, the support frame 13 swings relative to the fixing frame 14.

As shown in fig. 1-3, a first shock absorbing assembly 21 is disposed between the support frame 13 and the outer housing 12, the first shock absorbing assembly 21 includes four fixing plates 211 disposed at corners of the outer side of the outer housing 12, and a plurality of shock absorbing members 212 are connected between the inner side of each fixing plate 211 and the outer housing 12, in this embodiment, the shock absorbing members 212 are provided as shock absorbing springs (not shown in the damper figures) with dampers, and when a shock occurs, the shock absorbing members 212 are deformed under a force, and the elastic deformation of the shock absorbing members 212 is converted into elastic potential energy, so that a part of the shock can be absorbed, thereby reducing the shock amplitude of the outer housing 12 and achieving the shock absorbing effect.

When slight vibrations occur, the shock absorbing member 212 disposed between the supporting frame 13 and the outer housing 12 is deformed by being stressed, and a portion of the vibrations can be absorbed by converting the elastic deformation of the shock absorbing member 212 into elastic potential energy, so that the vibration amplitude of the outer housing 12 is reduced, and at this time, the inner housing 11 can move inside the outer housing 12 to maintain a stable state, thereby preventing short circuits caused by dislocation of cables due to vibrations.

As shown in fig. 1-3, the left and right ends of the fixing frame 14 are respectively provided with a second shock absorbing component 22, each second shock absorbing component 22 comprises an electric rod 221 arranged on the fixing frame 14, and a shock absorbing damper 222 connected to one end of the electric rod 221, the shock absorbing damper 222 comprises a spring part and a damping part, a sleeve 223 is sleeved on the outer side of the spring part of the shock absorbing damper 222, one end, close to the supporting frame 13, of the sleeve 223 is connected with a hemispherical body 224, the hemispherical body 224 is connected to the supporting frame 13 through shaft rotation, one end, far away from the electric rod 221, of the shock absorbing damper 222 is connected to the hemispherical body 224, and when the supporting frame 13 swings due to vibration, the spring part of the shock absorbing damper 222 deforms and drives the hemispherical body 224 to rotate.

When vibration occurs, the supporting frame 13 swings to deform the spring part of the damping 222, the elastic deformation of the spring part of the damping 222 is converted into elastic potential energy, part of vibration can be absorbed, when the vibration amplitude is large, the electric rod 221 can push the damping 222 to enable the damping part of the damping 222 to extend into the sleeve 223, so that the supporting frame 13 is quickly adjusted and reset, and meanwhile, the outer shell 12 and the inner shell 11 are driven to recover to a stable state, and short circuit caused by dislocation of cables due to vibration is prevented.

Working principle: when slight vibration occurs, the support 13 swings in a small amplitude, the damping member 212 arranged between the support 13 and the outer housing 12, and the spring part of the damping member 222 arranged between the support 13 and the fixing frame 14 are deformed by stress, and part of vibration can be absorbed by converting elastic deformation into elastic potential energy, so that the vibration amplitude of the outer housing 12 is reduced, and at the moment, the inner housing 11 moves inside the outer housing 12 to keep a stable state; when the vibration amplitude is large, the electric rod 221 pushes the damping portion 222 to extend into the sleeve 223, so that the support frame 13 is quickly adjusted and reset, and the outer shell 12 and the inner shell 11 are driven to recover to a stable state, thereby preventing the cable from being misplaced due to vibration.

Claims

1. The cable bridge comprises a bridge body (1), and is characterized in that the bridge body (1) comprises an inner shell (11) and an outer shell (12), and a mounting assembly is arranged on the outer side of the outer shell (12) and used for mounting and fixing the bridge body (1);

the mounting assembly is provided with damper (2) between crane span structure body (1) for play absorbing effect when crane span structure body (1) takes place to shake, damper (2) include first damper (21) and second damper (22), first damper (21) are including a plurality of shock-absorbing members (212), shock-absorbing member (212) can take place deformation absorption part vibrations when the atress, second damper (22) set up to two, every second damper (22) all include damping (222) and electric pole (221), are used for when taking place to shake, drive crane span structure body (1) and reset in order to reduce vibrations.

2. A cable bridge according to claim 1, wherein: the inner shell (11) is movably connected to the inside of the outer shell (12), so that when the outer shell (12) vibrates in a small amplitude, the inner shell (11) can move inside the outer shell (12) to keep a stable state.

3. A cable bridge according to claim 1, wherein: the mounting assembly comprises a supporting frame (13), a connecting rod (15) is arranged at the top of the supporting frame (13), and one end, far away from the supporting frame (13), of the connecting rod (15) is connected with a fixing frame (14).

4. A cable bridge according to claim 3, wherein: one end of the connecting rod (15) close to the supporting frame (13) is connected with a sphere (16), and the sphere (16) is rotatably connected to the supporting frame (13).

5. A cable bridge according to claim 3, wherein: the first damping component (21) further comprises a fixing plate (211) arranged between the supporting frame (13) and the outer shell (12), one end of each damping piece (212) is connected with the outer shell (12), and the other end of each damping piece (212) is connected with the corresponding fixing plate (211).

6. A cable bridge according to claim 3, wherein: the two second shock-absorbing components (22) are respectively arranged at the left end and the right end of the fixing frame (14), each second shock-absorbing component (22) further comprises a sleeve (223) sleeved on the outer side of the shock-absorbing damper (222), one end of each sleeve (223) is connected with a hemispherical body (224), and the hemispherical bodies (224) are connected to the supporting frame (13) through shaft rotation.

7. A cable bridge according to claim 1, wherein: the damping piece (212) is a damping spring with a damper, the damping spring can be stressed to deform during vibration, and the damping spring can be converted into elastic potential energy through elastic deformation to absorb part of vibration.