CN220021000U - Circuit breaker - Google Patents

Abstract

The utility model discloses a circuit breaker which comprises two circuit breaker bodies, wherein plug bushes are fixedly connected to the rear side walls of the circuit breaker bodies, a transverse guide shell is arranged on the rear side of each two circuit breaker bodies, a supporting block is fixedly connected to the bottom of each guide shell, two symmetrically arranged plug bushes are fixedly connected to the bottom of each supporting block, the lower ends of the plug bushes are inserted into the plug bushes, a central positioning block is fixedly connected to the inside of each guide shell, clamping strips are connected to the two ends of each central positioning block through elastic components, and the two clamping strips are used for fixing the two circuit breaker bodies. According to the utility model, the two plug blocks are inserted into the two plug sleeves, the purpose of fixing two adjacent breaker bodies is achieved, and the two elastic assemblies are arranged, so that the two breaker bodies are clamped and fixed by the two clamping strips, the purpose of secondary fixing is achieved, and thus the two breaker bodies can be quickly fixed, and the operation efficiency is improved.

Description

Circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker.

Background

The use of circuit breaker can effectively improve electrical equipment's security, and plug-in type miniature circuit breaker is as important one, in order to satisfy different electrical equipment's installation needs, and its structure develops to various, and current plug-in type miniature circuit breaker is equipped with locking mechanical system and release mechanism more, is the important condition of guaranteeing that the circuit breaker installation is reliable, dismantle convenient and power consumption safety.

Traditional installation is usually through screw and through hole matched with mounting means between two circuit breakers, and the installation needs to cooperate the screwdriver to use, and the installation is comparatively loaded down with trivial details.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a circuit breaker, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a circuit breaker, includes two circuit breaker bodies, the equal fixedly connected with plug bush of lateral wall behind the circuit breaker body, every two circuit breaker body rear side is provided with a horizontal direction shell, direction shell bottom fixedly connected with supporting shoe, the plug bush that two symmetries of supporting shoe bottom fixedly connected with set up, the plug bush lower extreme is pegged graft inside the plug bush, the inside fixedly connected with center locating piece of direction shell, center locating piece both ends all are connected with the centre gripping strip through elastic component, two the centre gripping strip is used for fixing two circuit breaker bodies.

Preferably, the elastic component comprises a spring fixed at one end of the central positioning block, the other end of the spring is fixedly connected with a sliding block, the other end of the sliding block is fixedly connected with an inserting rod, and the other end of the inserting rod penetrates through the outside of the guide shell and is fixedly connected with the clamping strip.

Preferably, the guide shell inner wall fixedly connected with spacing arch, slider sliding connection is in spacing protruding inside.

Preferably, one end of the clamping strip is fixedly connected with a bump.

Preferably, the circuit breaker body is kept away from each other and all fixedly connected with stop collar in one side, the centre gripping strip joint in the stop collar.

Preferably, the insert block is a rectangular block.

(III) beneficial effects

The utility model provides a circuit breaker, which has the following beneficial effects:

1. according to the utility model, the two plug blocks are adopted, so that the two plug blocks are inserted into the two plug sleeves, the purpose of fixing two adjacent breaker bodies is realized, and the two elastic assemblies are arranged, so that the two breaker bodies are clamped and fixed by the two clamping strips, the purpose of secondary fixing is realized, and thus, the two breaker bodies can be quickly fixed, and the operation efficiency is improved.

2. According to the utility model, the clamping strip can be limited by the limiting sleeve, so that the plug block is further prevented from falling off from the plug sleeve, the fixing effect on the two breaker bodies is improved, and the two breaker bodies are stably connected.

Drawings

Fig. 1 is a front perspective view of a circuit breaker according to the present utility model;

fig. 2 is a rear perspective view of a circuit breaker according to the present utility model;

fig. 3 is a perspective view of a disassembly state of a guide shell, a support block and an insertion block of the circuit breaker according to the present utility model;

fig. 4 is a three-dimensional structure diagram of connection of a guide shell, a support block and an insertion block of the circuit breaker provided by the utility model;

FIG. 5 is a top cross-sectional view of the structure of FIG. 4;

FIG. 6 is a left side cross-sectional view of the structure of FIG. 4;

fig. 7 is a perspective view of a second connection mode of the circuit breaker according to the present utility model.

In the figure: 1. a circuit breaker body; 2. a plug bush; 3. a limit sleeve; 4. a guide housing; 5. a support block; 6. inserting blocks; 7. a rod; 8. clamping the strip; 9. a bump; 10. a center positioning block; 11. a spring; 12. a slide block; 13. and a limit protrusion.

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.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the utility model provides a circuit breaker, including two circuit breaker bodies 1, the equal fixedly connected with plug bush 2 of lateral wall behind the circuit breaker body 1, every two circuit breaker body 1 rear sides are provided with a horizontal direction shell 4, direction shell 4 bottom fixedly connected with supporting shoe 5, supporting shoe 5 bottom fixedly connected with two symmetrically set up's plug block 6, plug block 6 is the rectangle piece, plug bush 2 inside also is the rectangle socket, plug block 6 lower extreme is pegged graft inside plug bush 2, the inside fixedly connected with center locating piece 10 of direction shell 4, center locating piece 10 both ends all are connected with grip bar 8 through elastic component, two grip bars 8 are used for fixing two circuit breaker bodies 1, grip bar 8 one end fixedly connected with lug 9.

The elastic component includes the spring 11 that is fixed in center locating piece 10 one end, and the spring 11 other end fixedly connected with slider 12, slider 12 other end fixedly connected with inserted bar 7, inserted bar 7 other end run through outside to direction shell 4 and with grip bar 8 fixed connection.

When assembling two circuit breaker bodies 1, the lug 9 of pulling both sides for two centre gripping strips 8 keep away from, then insert two inserts 6 inside two plug bush 2, realize the fixed purpose to two adjacent circuit breaker bodies 1, loosen the hand this moment, spring 11 release elasticity, make two centre gripping strips 8 and two circuit breaker body 1 lateral wall contact carry out the centre gripping fixedly, realize the secondary fixed purpose, like this can be quick fix two circuit breaker bodies 1, for traditional to the installation between two circuit breakers usually through screw and through hole match and need cooperate the mode of screwdriver installation, the installation is dismantled all simpler, improve operating efficiency.

Meanwhile, in order to further achieve the purpose of linear guide of the inserted rod 7 and the clamping strip 8, a limiting protrusion 13 is fixedly connected to the inner wall of the guide shell 4, and a sliding block 12 is slidably connected inside the limiting protrusion 13.

As another embodiment of the present utility model, the side of the breaker body 1 far from each other is fixedly connected with a stop collar 3, and the clamping strip 8 is clamped in the stop collar 3.

The limiting sleeve 3 is adopted, the clamping strip 8 can be limited, the insert block 6 is further prevented from falling off from the insert sleeve 2, and the fixing effect of the two breaker bodies 1 is improved.

As shown in fig. 7, when the number of the circuit breaker bodies 1 to be connected with each other is greater than three, the plug bush 2 is not designed at the rear sides of the two circuit breaker bodies 1 in the middle, the plug bush 2 is designed at the rear sides of the circuit breaker bodies 1 positioned at the two sides, and the intervals between the two plug blocks 6 and the two clamping strips 8 are correspondingly adjusted according to the needs, so that the circuit breaker bodies 1 can be assembled and connected.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A circuit breaker, characterized in that: including two circuit breaker bodies (1), the equal fixedly connected with plug bush (2) of lateral wall behind circuit breaker body (1), every two circuit breaker body (1) rear side is provided with a horizontal direction shell (4), direction shell (4) bottom fixedly connected with supporting shoe (5), two symmetrically-arranged plug blocks (6) of supporting shoe (5) bottom fixedly connected with, plug blocks (6) lower extreme is pegged graft inside plug bush (2), a center locating piece (10) of inside fixedly connected with of direction shell (4), center locating piece (10) both ends all are connected with centre gripping strip (8) through elastic component, two centre gripping strip (8) are used for fixing two circuit breaker bodies (1).

2. A circuit breaker according to claim 1, characterized in that: the elastic component is including being fixed in spring (11) of center locating piece (10) one end, spring (11) other end fixedly connected with slider (12), slider (12) other end fixedly connected with inserted bar (7), inserted bar (7) other end runs through outside guiding shell (4) and with clamping strip (8) fixed connection.

3. A circuit breaker according to claim 2, characterized in that: the guide shell (4) inner wall fixedly connected with spacing arch (13), slider (12) sliding connection is in spacing arch (13) inside.

4. A circuit breaker according to claim 1, characterized in that: one end of the clamping strip (8) is fixedly connected with a bump (9).

5. A circuit breaker according to claim 1, characterized in that: the circuit breaker is characterized in that the side, away from each other, of the circuit breaker body (1) is fixedly connected with a limiting sleeve (3), and the clamping strips (8) are clamped in the limiting sleeve (3).

6. A circuit breaker according to claim 1, characterized in that: the inserting block (6) is a rectangular block.