CN220822529U - Wire and cable protection tube bending connector - Google Patents

Abstract

The utility model discloses a bending connector of a wire and cable protection tube, which comprises a corrugated tube, wherein sleeve pipes are fixedly connected to two ends of the corrugated tube, a limiting block is fixedly connected to the top of each sleeve pipe, a connecting block is fixedly connected to the top of each limiting block, and a movable plate is movably arranged in each connecting block; the bottom of the movable plate is fixedly connected with a limiting latch. This curved connecting piece of wire and cable protection tube buckles the bellows according to wire and cable's angle to with spacing toothed belt in the inside pulling of stopper, then through the extrusion of movable plate with spacing block toothed block in the tooth of spacing toothed belt inside, thereby fix spacing with spacing toothed belt, make the bellows can keep the crooked degree of needs, and then conveniently adjust the use to curved connecting piece according to wire and cable's bending angle, thereby improve wire and cable protection tube curved connecting piece's suitability, and satisfy the different cloth setting up user demand of wire and cable.

Description

Wire and cable protection tube bending connector

Technical Field

The utility model relates to the technical field of cable protection pipes, in particular to a bending connector of an electric wire and cable protection pipe.

Background

The cable protection tube is a metal protection tube with certain mechanical strength, which is laid on the outer layer of the cable in order to prevent the cable from being damaged, and is mainly installed on the crossing section of the communication cable and the power line, so as to prevent the power line from being broken to cause short-circuit accidents, and cause the electrification of the communication cable and the steel wire rope, thereby protecting the cable, the exchanger and the machine core plate from being burnt out, and playing a certain isolating role on the magnetic field interference of the power line.

When carrying out the use of wire and cable protection tube, need be according to the position of laying of wire and cable and adjust the position of protection tube, and then in wire and cable's kink department, need use the bending connection piece to install the protection tube and use, and the bending connection piece that just uses is fixed return bend structure generally, directly cup joints and form the bending connection between the protection tube.

However, the commonly used bending connecting piece has some defects, and the bending connecting piece is of an integral fixing structure, so that the bending connecting piece cannot be adjusted according to the bending angle of the electric wires and the cables, the applicability of the bending connecting piece is low, and the arrangement use requirements of different electric wires and cables cannot be met.

Disclosure of utility model

The utility model aims to provide a bending connector for a wire and cable protection tube, which is used for solving the problem of low applicability of the bending connector in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wire and cable protection tube bending connection piece, includes the bellows, the both ends of bellows all are fixedly connected with ferrule, and the top fixedly connected with stopper of ferrule, the top fixedly connected with connecting block of stopper, and the inside of connecting block removes and is provided with the movable plate;

The bottom fixedly connected with spacing latch of movable plate, the inside removal of connecting block is provided with the removal post, and the externally mounted who removes the post has spacing spring, the inside removal of stopper is provided with spacing toothed belt.

Preferably, the pipe diameter of the sleeve pipe is larger than that of the corrugated pipe, the limiting block is fixedly connected to the outer wall of the sleeve pipe, and the movable plate is movably arranged in the limiting block.

Preferably, the movable plate is arranged at the top of the limiting toothed belt through the limiting clamping teeth, the movable column is movably arranged on the inner wall of the top of the connecting block, and the bottom end of the movable column is fixedly arranged on the inner bottom wall of the movable plate.

Preferably, the limiting spring is fixedly arranged between the connecting block and the moving plate, the moving plate is elastically connected with the connecting block through the limiting spring, and the moving column and the limiting spring are symmetrically arranged on the inner side of the connecting block.

Preferably, one side of the limiting toothed belt is movably arranged in the limiting block, the other side of the limiting toothed belt is rotatably arranged on the outer wall of the sleeve pipe, the top of the limiting toothed belt is provided with clamping teeth at equal intervals, and the limiting toothed belt is made of PVC (polyvinyl chloride) materials.

Preferably, the inner wall fixedly connected with of ferrule aerifys the ring, and the inner wall fixedly connected with sealing washer of ring aerifys, one side fixedly connected with connecting pipe of ring aerifys, and the one end fixedly connected with inflator pump of connecting pipe.

Preferably, the inflator pump is communicated with the inflator ring through a connecting pipe, a piston is movably arranged on the inner wall of the inflator pump, a threaded column is rotatably connected to one side of the piston, the threaded column is installed inside the inflator pump in a threaded manner, and the inflator pump is fixedly installed on the outer wall of the sleeve pipe.

Compared with the prior art, the utility model has the beneficial effects that: the wire and cable protection tube bending connector;

1. Bending the corrugated pipe according to the angle of the electric wire and the cable, pulling the limiting toothed belt in the limiting block, then clamping the limiting clamping teeth in the clamping teeth of the limiting toothed belt through the extrusion of the moving plate, thereby fixing and limiting the limiting toothed belt, enabling the corrugated pipe to keep the required bending degree, further facilitating the adjustment and use of the bending connecting piece according to the bending angle of the electric wire and the cable, improving the applicability of the bending connecting piece of the electric wire and cable protecting pipe, and meeting different arrangement and use requirements of the electric wire and the cable;

2. The piston can be pushed to one end of the connecting pipe by screwing the threaded column, air in the inflator pump enters the inflator ring, then the inflator ring is inflated, the sealing ring and the connected protecting pipe are tightly extruded, the tightness between the bending connecting piece and the protecting pipe is improved, and the installation and use stability of the bending connecting piece of the electric wire and cable protecting pipe is further guaranteed.

Drawings

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

FIG. 2 is a schematic diagram of a bending structure of a bellows according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the movable column and the limit spring of the present utility model;

FIG. 4 is a schematic diagram of a connection structure of a limiting latch and a limiting toothed belt according to the present utility model;

FIG. 5 is a schematic view of the internal structure of the inflator of the present utility model.

In the figure: 1. a bellows; 2. a ferrule; 3. a limiting block; 4. a connecting block; 5. a moving plate; 6. limiting latch teeth; 7. a moving column; 8. a limit spring; 9. limiting toothed belts; 10. an air-filling ring; 11. a seal ring; 12. a connecting pipe; 13. an inflator; 14. a piston; 15. and (5) a threaded column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example one:

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a wire and cable protection tube bending connection piece, includes bellows 1, and the both ends of bellows 1 all fixedly connected with ferrule 2, and the top fixedly connected with stopper 3 of ferrule 2, the top fixedly connected with connecting block 4 of stopper 3, and the inside of connecting block 4 removes and is provided with movable plate 5, and the pipe diameter of ferrule 2 is greater than the pipe diameter of bellows 1, and stopper 3 fixed connection is at the outer wall of ferrule 2;

The movable plate 5 is movably arranged in the limiting block 3, the bottom of the movable plate 5 is fixedly connected with a limiting latch 6, a movable column 7 is movably arranged in the connecting block 4, the movable plate 5 is arranged at the top of a limiting toothed belt 9 in a clamping manner through the limiting latch 6, the movable column 7 is movably arranged on the inner wall of the top of the connecting block 4, the bottom end of the movable column 7 is fixedly arranged on the inner bottom wall of the movable plate 5, and a limiting spring 8 is arranged outside the movable column 7;

The inside of the limiting block 3 is movably provided with a limiting toothed belt 9, a limiting spring 8 is fixedly arranged between the connecting block 4 and the moving plate 5, the moving plate 5 is elastically connected with the connecting block 4 through the limiting spring 8, the moving column 7 and the limiting spring 8 are symmetrically arranged on the inner side of the connecting block 4, one side of the limiting toothed belt 9 is movably arranged in the limiting block 3, the other side of the limiting toothed belt 9 is rotatably arranged on the outer wall of the sleeved pipe 2, clamping teeth are equidistantly arranged at the top of the limiting toothed belt 9, and the limiting toothed belt 9 is made of PVC (polyvinyl chloride);

Bending the corrugated pipe 1 according to the angle of the electric wire and the cable, pulling the limiting toothed belt 9 in the limiting block 3, then clamping the limiting toothed belt 9 in the limiting toothed belt 9 through the extrusion of the moving plate 5, fixing and limiting the limiting toothed belt 9, and setting the moving column 7 and the limiting spring 8 to facilitate the limiting clamping of the limiting toothed belt 9 in the limiting toothed belt 9, so as to facilitate the limiting of the limiting toothed belt 9 after moving;

The corrugated pipe 1 can keep the required bending degree, and further, the bending connecting piece is conveniently adjusted and used according to the bending angle of the electric wires and the cables, so that the applicability of the bending connecting piece of the electric wire and the cable protection pipe is improved, and different arrangement use requirements of the electric wires and the cables are met;

Example two:

on the basis of the first example, in order to ensure the installation and fixing effects of the bending connecting piece, referring to fig. 2 and 5, an air charging ring 10 is fixedly connected to the inner wall of the sleeve pipe 2, a sealing ring 11 is fixedly connected to the inner wall of the air charging ring 10, a connecting pipe 12 is fixedly connected to one side of the air charging ring 10, and an inflator 13 is fixedly connected to one end of the connecting pipe 12;

The inflator 13 is communicated with the inflator ring 10 through the connecting pipe 12, a piston 14 is movably arranged on the inner wall of the inflator 13, one side of the piston 14 is rotatably connected with a threaded column 15, the threaded column 15 is arranged in the inflator 13 in a threaded manner, and the inflator 13 is fixedly arranged on the outer wall of the sleeve pipe 2;

The piston 14 can be pushed to one end of the connecting pipe 12 by screwing the threaded column 15, so that air in the inflator 13 enters the inside of the inflator ring 10, and then the inflator ring 10 is inflated and expanded, so that the sealing ring 11 and the connected protection pipe are tightly extruded, the tightness between the bending connecting piece and the protection pipe is improved, and the installation stability of the bending connecting piece of the electric wire and cable protection pipe is further ensured;

Because the threaded column 15 is rotatably arranged inside the piston 14, and the threaded column 15 is in threaded connection inside the inflator 13, when the inflator 13 is rotated, the piston 14 can be horizontally moved inside the inflator 13, so that air inside the inflator 13 enters the inside of the air-filled ring 10, and the air-filled ring 10 is expanded to increase the sealing effect with the sleeve pipe 2.

Working principle: when the electric wire and cable protection pipe bending connecting piece is used, the corrugated pipe 1 is bent according to the bending degree of an electric wire and cable, then the limiting toothed belt 9 moves in the limiting block 3, so that the clamping teeth of the limiting toothed belt 9 press the limiting clamping teeth 6, the moving plate 5 moves upwards, and after the limiting toothed belt 9 is pulled to limit and fix the corrugated pipe 1, the elasticity of the limiting spring 8 drives the moving post 7 to drive the moving plate 5 to move downwards for resetting, and the limiting clamping teeth 6 are pressed and clamped in the clamping teeth of the limiting toothed belt 9;

Then spacing toothed belt 9 is spacing, and adjust the back with the crooked degree of bellows 1, cup joint the ferrule 2 at bellows 1 both ends on corresponding protection tube, then twist screw thread post 15 in inflator 13 inside to move piston 14 in inflator 13 inside, get into the inflation ring 10 inside with the inside air of inflator 13 through connecting pipe 12, thereby inflation ring 10 inflation, then press the laminating of sealing washer 11 at the outer wall of protection tube for ferrule 2 and protection tube closely install.

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

Claims (7)

1. The utility model provides a wire and cable protection tube bending connection piece, includes bellows (1), its characterized in that: the two ends of the corrugated pipe (1) are fixedly connected with a sleeve pipe (2), the top of the sleeve pipe (2) is fixedly connected with a limiting block (3), the top of the limiting block (3) is fixedly connected with a connecting block (4), and a movable plate (5) is movably arranged in the connecting block (4);

The bottom fixedly connected with spacing latch (6) of movable plate (5), the inside removal of connecting block (4) is provided with movable column (7), and the externally mounted of movable column (7) has spacing spring (8), the inside removal of stopper (3) is provided with spacing toothed belt (9).

2. The wire and cable protection tube bending connector according to claim 1, wherein the pipe diameter of the sleeve tube (2) is larger than that of the corrugated tube (1), the limiting block (3) is fixedly connected to the outer wall of the sleeve tube (2), and the moving plate (5) is movably arranged inside the limiting block (3).

3. The wire and cable protection tube bending connector according to claim 1, wherein the movable plate (5) is arranged at the top of the limiting toothed belt (9) through the limiting latch (6) in a clamping mode, the movable column (7) is movably arranged on the inner wall of the top of the connecting block (4), and the bottom end of the movable column (7) is fixedly arranged on the inner bottom wall of the movable plate (5).

4. The wire and cable protection tube bending connector according to claim 1, wherein the limit spring (8) is fixedly installed between the connecting block (4) and the movable plate (5), the movable plate (5) is elastically connected with the connecting block (4) through the limit spring (8), and the movable column (7) and the limit spring (8) are symmetrically arranged on the inner side of the connecting block (4).

5. The wire and cable protection tube bending connector according to claim 1, wherein one side of the limiting toothed belt (9) is movably arranged in the limiting block (3), the other side of the limiting toothed belt (9) is rotatably arranged on the outer wall of the sleeve pipe (2), the top of the limiting toothed belt (9) is provided with clamping teeth at equal intervals, and the limiting toothed belt (9) is made of PVC.

6. The bending connector of a wire and cable protective tube according to claim 1, wherein the inner wall of the sleeve tube (2) is fixedly connected with an air inflation ring (10), the inner wall of the air inflation ring (10) is fixedly connected with a sealing ring (11), one side of the air inflation ring (10) is fixedly connected with a connecting tube (12), and one end of the connecting tube (12) is fixedly connected with an inflator (13).

7. The wire and cable protection tube bending connector according to claim 6, wherein the inflator (13) is communicated with the inflation ring (10) through a connecting tube (12), a piston (14) is movably arranged on the inner wall of the inflator (13), a threaded column (15) is rotatably connected to one side of the piston (14), the threaded column (15) is installed inside the inflator (13) in a threaded manner, and the inflator (13) is fixedly installed on the outer wall of the sleeve pipe (2).