CN219642760U

CN219642760U - Clamping device

Info

Publication number: CN219642760U
Application number: CN202320673912.XU
Authority: CN
Inventors: 邓利民; 金建冬
Original assignee: Zhejiang Huisheng Electric Power Technology Co ltd
Current assignee: Zhejiang Huisheng Electric Power Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-05
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a clamping device which comprises a circuit breaker body, wherein a connecting groove is formed in the lower surface of the circuit breaker body, a limit clamping piece is fixedly arranged on the inner wall of one side of the connecting groove, a mounting hole is formed in the inner wall of the other side of the connecting groove, an L-shaped clamping block is fixedly connected to the other end of the mounting hole, a guide rail is arranged in the connecting groove, a triangular clamping tooth is fixedly arranged on one side of the limit clamping piece, a limit groove is formed in one side of the guide rail, the limit groove is matched with the triangular clamping tooth, a dovetail groove is formed in the inner bottom of the connecting groove, and a dovetail sliding block is fixedly arranged on the L-shaped clamping block and is matched with the dovetail groove. The L-shaped clamping block is provided with certain thrust through the return spring, the L-shaped clamping block is pushed to one side of the guide rail by the thrust, the guide rail is pushed to be close to the surface of the limit clamping block, and the triangular clamping teeth are matched with the limit groove, so that the circuit breaker body can be limited to slide on the guide rail when the triangular clamping teeth enter the limit groove.

Description

Clamping device

Technical Field

The utility model relates to a clamping device, in particular to a circuit breaker installation clamping device.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under normal circuit conditions and capable of closing, carrying and breaking a current under abnormal circuit conditions within a prescribed time, and the conventional circuit breaker is generally mounted by a sliding rail connection.

The utility model discloses a breaker mounting and clamping device with a publication number of CN215869187U, which comprises a breaker body and relates to the technical field of breakers. This breaker installs clamping device, through the slot card with circuit breaker body bottom in the outside of aluminium guide rail, rotatory rotating block again, make the diaphragm of rotating block laminate with the outside of aluminium guide rail, then rotatory toper fixture block, make the outside inclined plane of toper fixture block paste the rotating block in the left side of circuit breaker body through the draw-in groove, extrusion spring's elasticity will remove the fixture block and pop out, and the card is in the outside of aluminium guide rail, rotatory rotating block and toper fixture block, with rotating block card aluminium guide rail in the left side, let extrusion spring's elasticity, the card that the circuit breaker is quick in the outside of aluminium guide rail, improve the work efficiency of installation circuit breaker, stretch out the locating lever from the inside of location storehouse through the spring in location storehouse and push up on the mounting panel, thereby form the extrusion force between circuit breaker body and the mounting panel, thereby fix the position of circuit breaker body on aluminium guide rail.

When the existing breaker installation clamping device is used, extrusion force is formed between the breaker body and the mounting plate through the ejector rod, so that the breaker body is fixed on the aluminum guide rail, the breaker can still move left and right although being subjected to certain friction force after being installed on the guide rail, the breaker cannot be fixed on the guide rail, the rotating block is arranged on one side of the breaker, the cable is connected with the cable, the cable needs to pass through the rotating block, and under the condition of connecting the cable, the cable can shield the conical clamping block and the interference rotating block from rotating, so that the breaker cannot be conveniently detached.

Disclosure of Invention

The present utility model is directed to a clamping device, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a clamping device, includes the circuit breaker body, the spread groove has been seted up below the circuit breaker body, spread groove one side inner wall fixed mounting has spacing card, the mounting hole has been seted up to spread groove opposite side inner wall, the L shape fixture block of mounting hole other end fixedly connected with, be provided with the guide rail in the spread groove.

Preferably, a triangular latch is fixedly arranged on one side of the limit card, a limit groove is formed in one side of the guide rail, and the limit groove is matched with the triangular latch.

Preferably, a dovetail groove is formed in the inner bottom of the connecting groove, a dovetail sliding block is fixedly arranged on the L-shaped clamping block, and the dovetail sliding block is matched with the dovetail groove.

Preferably, the telescopic column is sleeved with a return spring.

Preferably, the guide rail is matched with the L-shaped clamping block and the connecting groove.

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

1. the L-shaped clamping block is provided with certain thrust through the return spring, the L-shaped clamping block is pushed to one side of the guide rail by the thrust, the guide rail is pushed to be close to the surface of the limit clamping block, and the triangular clamping teeth are matched with the limit groove, so that the circuit breaker body can be limited to slide on the guide rail when the triangular clamping teeth enter the limit groove.

2. Holding the circuit breaker body and removing to spacing card one side, can driving the circuit breaker body and remove, the guide rail can extrude L shape fixture block and be close to the spread groove inner wall, and the department of following on one side of the guide rail is shifted out to spacing card, can rotate the circuit breaker body and separate guide rail and circuit breaker body, compares prior art, and the installation and the dismantlement of circuit breaker can not receive because of whether connecting cable.

Drawings

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

FIG. 2 is a partial cross-sectional view of the present utility model;

FIG. 3 is an exploded view of the present utility model;

fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

In the figure: 1. a circuit breaker body; 101. a connecting groove; 102. a limit card; 103. triangular latch teeth; 104. a dovetail groove; 2. a mounting hole; 201. a telescopic column; 202. a return spring; 203. an L-shaped clamping block; 204. dovetail slide blocks; 3. a guide rail; 301. and a limit groove.

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.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a clamping device, includes circuit breaker body 1, has seted up spread groove 101 below the circuit breaker body 1, and spread groove 101 one side inner wall fixed mounting has spacing card 102, and spread groove 101 opposite side inner wall has seted up mounting hole 2, and mounting hole 2 other end fixedly connected with L shape fixture block 203 is provided with guide rail 3 in the spread groove 101.

In this embodiment, through spread groove 101 and L shape fixture block 203 that set up, can be with guide rail 3 card inside spread groove 101 to link together guide rail 3 and circuit breaker body 1, L shape fixture block 203 can control the removal simultaneously, when holding circuit breaker body 1 and remove to spacing card 102 one side, can drive circuit breaker body 1 and remove, guide rail 3 can extrude L shape fixture block 203 and be close to the spread groove 101 inner wall, shift out guide rail 3 one side upper edge department when spacing card 102, can rotate circuit breaker body 1 and separate guide rail 3 and circuit breaker body 1, and can not influence the installation and the dismantlement of circuit breaker because of the connecting cable.

In order to achieve the purpose of limiting the sliding of the breaker body 1, the device is achieved by adopting the following technical scheme: the triangular latch 103 is fixedly arranged on one side of the limit card 102, the limit groove 301 is formed on one side of the guide rail 3, the limit groove 301 is matched with the triangular latch 103, and the telescopic column 201 is sleeved with the return spring 202.

The L-shaped clamping block 203 can be provided with a certain thrust through the return spring 202, the L-shaped clamping block 203 can be extruded on one side of the guide rail 3 by the thrust, the guide rail 3 is pushed to approach the surface of the limit clamping piece 102, the triangular clamping teeth 103 are matched with the limit groove 301, and when the triangular clamping teeth 103 enter the limit groove 301, the left and right sliding of the breaker body 1 is limited.

In order to achieve the purpose of connecting the breaker body 1 with the guide rail 3, the device is realized by adopting the following technical scheme: dovetail grooves 104 are formed in the bottoms of the connecting grooves 101, dovetail sliding blocks 204 are fixedly mounted on the L-shaped clamping blocks 203, the dovetail sliding blocks 204 are matched with the dovetail grooves 104, and the guide rails 3 are matched with the L-shaped clamping blocks 203 and the connecting grooves 101.

Through the cooperation of dovetail groove 104 and dovetail slider 204, restriction L shape fixture block 203 only can horizontal side-to-side movement, makes L shape fixture block 203 one end remove to guide rail 3 lower extreme department, cooperates with spacing card 102, can restrict the inside of connecting groove 101 with guide rail 3.

The working principle and the using flow of the utility model are as follows: when the circuit breaker is used, the guide rail 3 is required to be fixed inside the distribution box firstly, then the circuit breaker body 1 is inclined to enable the L-shaped clamping block 203 to be clamped at the lower edge of the guide rail 3 firstly, then the guide rail 3 is pushed upwards to drive the L-shaped clamping block 203 to move upwards, after the L-shaped clamping block 203 is attached to the inner wall of the connecting groove 101, enough space is left in the connecting groove 101, the edge of the other side of the guide rail 3 can enter the inside of the connecting groove 101, the circuit breaker body 1 is rotated to enable the bottom surface of the connecting groove 101 to be attached to the upper surface of the guide rail 3, the circuit breaker body 1 is loosened to be pushed by the return spring 202, the L-shaped clamping block 203 is pushed by pushing force to one side of the guide rail 3, the guide rail 3 is pushed to be close to the surface of the limit clamping block 102, and the triangular clamping teeth 103 are matched with the limit groove 301, and when the triangular clamping teeth 103 enter the limit groove 301, the circuit breaker body 1 is limited to slide left and right, and the circuit breaker is installed.

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

1. Clamping device, comprising a circuit breaker body (1), characterized in that: the circuit breaker is characterized in that a connecting groove (101) is formed in the lower surface of the circuit breaker body (1), a limit card (102) is fixedly arranged on the inner wall of one side of the connecting groove (101), a mounting hole (2) is formed in the inner wall of the other side of the connecting groove (101), a telescopic column (201) is fixedly arranged in the mounting hole (2), an L-shaped clamping block (203) is fixedly connected to the other end of the telescopic column (201), and a guide rail (3) is arranged in the connecting groove (101).

2. A clamping device as claimed in claim 1, wherein: the three-dimensional limiting device is characterized in that a triangular latch (103) is fixedly arranged on one side of the limiting card (102), a limiting groove (301) is formed in one side of the guide rail (3), and the limiting groove (301) is matched with the triangular latch (103).

3. A clamping device as claimed in claim 1, wherein: dovetail grooves (104) are formed in the bottoms of the connecting grooves (101), dovetail sliding blocks (204) are fixedly mounted on the L-shaped clamping blocks (203), and the dovetail sliding blocks (204) are matched with the dovetail grooves (104).

4. A clamping device as claimed in claim 1, wherein: and a return spring (202) is sleeved on the telescopic column (201).

5. A clamping device as claimed in claim 1, wherein: the guide rail (3) is matched with the L-shaped clamping block (203) and the connecting groove (101).