CN211208352U

CN211208352U - Circuit breaker of easy dismouting

Info

Publication number: CN211208352U
Application number: CN202020039872.XU
Authority: CN
Inventors: 柯松; 朱国荣
Original assignee: Wuhan University of Technology WUT
Current assignee: Wuhan University of Technology WUT
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-07
Anticipated expiration: 2030-01-08

Abstract

The utility model relates to a circuit breaker easy to disassemble and assemble, which comprises a circuit breaker main shell, a circuit breaker body is arranged in the main shell, a plurality of connecting plates are fixedly arranged at the bottom end of the circuit breaker main shell, the connecting plates are symmetrically distributed at two sides of the bottom end of the circuit breaker main shell, a first slide bar is fixedly arranged at the bottom end of each connecting plate, a second slide bar is hinged at one end of the circuit breaker main shell, a plurality of clamping blocks are symmetrically arranged below the circuit breaker main shell, sliding grooves matched with the first slide bars are formed in the top ends of the clamping blocks in a penetrating way, a guide rail is arranged between, one side of the clamping block, which is close to the guide rail, is provided with a first clamping groove matched with the guide rail in a penetrating mode, the front side and the rear side of one end, which is far away from the first sliding rod, of the second sliding rod are fixedly provided with convex blocks, and the bottom end, which is close to the second adjacent sliding rod, of one side of the clamping block is provided with a second clamping groove matched with the second sliding rod. The utility model discloses can effectively improve the efficiency of circuit breaker installation and dismantlement.

Description

Circuit breaker of easy dismouting

Technical Field

The utility model relates to a circuit breaker of easy dismouting belongs to the circuit breaker technical field of easy dismouting.

Background

A conventional installation method of a miniature circuit breaker (also called an air switch) is to install the miniature circuit breaker on a DIN35mm standard guide rail, the breaker is required to be provided with a buckling part which is fixedly installed with the guide rail, the problems of inconvenient installation and disassembly, unreliable installation and the like generally exist in the breaker buckling mode in the industry investigated by penmen, the C45 type miniature breaker buckles which are commonly used in the prior art are designed into a curve shape, the product is clamped by utilizing the elasticity of plastic, one hand inclines the breaker during installation, the other hand needs to push the buckle a in the drawing open so that the buckle can be put away, in the installation process, the guide rail can be smoothly clamped into the V-shaped clamping groove structure of the circuit breaker only by performing the inclination action, this requires that the installation space must be reserved with enough inclined space, which is not beneficial to the installation and maintenance work in narrow space; in addition, because the action of pushing the buckle open by the other hand is required to be maintained all the time in the installation process, the problem of low installation efficiency caused by the fact that more buckles are required for fixing in the case of the multi-pole circuit breaker is solved, and the problem also exists in the disassembly process.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, and to provide a circuit breaker easy to disassemble and assemble, the utility model is provided with a clamping block, when in use, the clamping block slides on a first slide bar and a second slide bar through the clamping block, the slide block can be conveniently moved, after the clamping block is moved to a proper position, a first clamping groove on the clamping block is buckled on a guide rail, thereby fixing the clamping block and the guide rail, further fixing a main shell of the circuit breaker on the guide rail, and the disassembly and the assembly are convenient, through the arrangement of a second slide bar, when in use, the second slide bar is parallel to the first slide bar due to the action of a spring, thereby facilitating the sliding of the clamping block, when the clamping block is buckled on the guide rail, the second slide bar is pressed downwards, so that the second slide bar moves into the second clamping groove, and simultaneously the lug is buckled in a groove, thereby fixing the clamping block, facilitating the installation of the main shell, convenient to use can effectively improve the efficiency of circuit breaker installation and dismantlement, can effectively solve the problem among the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a circuit breaker easy to disassemble and assemble comprises a main shell of the circuit breaker, a circuit breaker body is arranged in the main shell, the bottom end of the main shell of the circuit breaker is fixedly provided with a plurality of connecting plates which are symmetrically distributed on two sides of the bottom end of the main shell of the circuit breaker, the bottom ends of the connecting plates are respectively fixedly provided with a first sliding rod, one ends of the first sliding rods, which are far away from the main shell of the circuit breaker, are respectively hinged with a second sliding rod, a plurality of clamping blocks are symmetrically arranged below the main shell of the circuit breaker, sliding grooves matched with the first sliding rods are arranged at the top ends of the clamping blocks in a penetrating way, guide rails are arranged between the adjacent clamping blocks, one side of the clamping block close to the guide rail is provided with a first clamping groove matched with the guide rail in a penetrating way, the front side and the rear side of one end, far away from the first sliding rod, of the second sliding rod are fixedly provided with protruding blocks, and the bottom end, close to the adjacent second sliding rod, of one side of each clamping block is provided with a second clamping groove matched with the corresponding sliding rod.

Further, the width and the height of the first sliding rod and the second sliding rod are the same.

Further, the clamping blocks are located right below the adjacent first sliding rods.

Furthermore, the sliding groove is of a T-shaped structure and is in sliding connection with the first sliding rod and the second sliding rod.

Furthermore, the top ends of the second sliding rods are fixedly connected with springs, and the other ends of the springs are fixedly connected with the lower portion of one side, adjacent to the main shell of the circuit breaker.

Furthermore, the top end of the second clamping groove is communicated with the bottom end of the sliding groove, and grooves matched with the bumps are formed in the inner wall of the front side and the inner wall of the rear side of the lower portion of the second clamping groove.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the clamping block is arranged, when in use, the slide block can be conveniently moved by sliding the clamping block on the first slide bar and the second slide bar, after the clamping block is moved to a proper position, the first clamping groove on the clamping block is buckled on the guide rail, so that the clamping block and the guide rail are fixed, and the main shell of the circuit breaker is fixed on the guide rail, thereby being convenient to disassemble and assemble;

2. the utility model discloses a slide bar two has been set up, when using, because the effect of spring makes slide bar two be parallel with slide bar one, thereby makes things convenient for the clamp splice to slide, when the clamp splice buckle is on the guide rail, the slide bar two of this moment is pushed down, makes slide bar two move to the draw-in groove two in, makes the lug buckle in the recess simultaneously, thereby makes the clamp splice fixed, makes things convenient for the circuit breaker main casing to install;

3. the utility model discloses simple structure, convenient to use can effectively improve the efficiency of circuit breaker installation and dismantlement.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a front view of the present invention.

Fig. 2 is a front view of the first sliding rod and the second sliding rod of the present invention.

Fig. 3 is a side view of the first sliding chute and the first sliding rod of the present invention.

Fig. 4 is a schematic perspective view of the second sliding groove and the second clamping groove of the present invention.

Reference numbers in the figures: 1. a circuit breaker main housing; 2. a connecting plate; 3. a first sliding rod; 4. a second sliding rod; 5. a clamping block; 6. a chute; 7. a guide rail; 8. a first clamping groove; 9. a bump; 10. a second clamping groove; 11. a spring; 12. and (4) a groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-4, an easy dismouting's circuit breaker, including the main casing body 1 of circuit breaker, be equipped with the circuit breaker body in the main casing body 1, the circuit breaker body is not shown in the figure, and it can adopt the common circuit breaker on the market, and it is not the utility model discloses an improvement part, the event is not repeated here. Bottom mounting at the circuit breaker main casing body 1 is equipped with a plurality of connecting plates 2, 2 symmetric distribution of connecting plates are in the bottom both sides of the circuit breaker main casing body 1, the bottom of connecting plate 2 is all fixed and is equipped with slide bar 3, the one end that the circuit breaker main casing body 1 was kept away from to slide bar 3 all articulates there is slide bar two 4, the below symmetry of the circuit breaker main casing body 1 is equipped with a plurality of clamp splices 5, the top of clamp splice 5 all runs through set up with slide bar 3 assorted spout 6, be equipped with guide rail 7 between the adjacent clamp splice 5, one side that clamp splice 5 is close to guide rail 7 all runs through set up with guide rail 7 assorted draw-in groove 8, slide bar two 4 keeps away from the front side and the rear side of the one end of slide bar 3 and all fixedly are equipped with lug 9, clamp splice 5 is close to one side bottom of adjacent slide bar two 4 and all seted.

As shown in fig. 1 to 4, the width and height of the first sliding rod 3 and the second sliding rod 4 of the present embodiment are the same, the clamping blocks 5 are located under the adjacent first sliding rods 3, the sliding groove 6 is of a T-shaped structure and the sliding groove 6 is in sliding connection with the first sliding rod 3 and the second sliding rod 4, the top ends of the second sliding rods 4 are fixedly connected with springs 11, the other ends of the springs 11 are fixedly connected with the lower portion of one side of the circuit breaker main housing 1 adjacent to the circuit breaker main housing 1, the top end of the second clamping groove 10 is communicated with the bottom end of the sliding groove 6, grooves 12 matched with the protruding blocks 9 are formed in the inner wall of the front side and the inner wall of the rear side of the lower portion of the second clamping groove 10, the clamping blocks 5 can slide on the first sliding rods 3 and the second sliding rods 4, and when the first clamping groove 8 is fastened to the.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

The utility model discloses the theory of operation: when the device is used, the clamping block 5 slides on the first sliding rod 3 and the second sliding rod 4, so that the distance between the clamping blocks 5 is increased, then the device is placed at a proper position, the clamping blocks 5 are positioned at two sides of the guide rail 7 at the moment, then the clamping blocks 5 are pushed towards the guide rail 7, the clamping blocks 5 slide on the first sliding rod 3 and the second sliding rod 4 through the sliding grooves 6 at the moment, when the first clamping groove 8 on the clamping block 5 is clamped on the guide rail 7, the second sliding rod 4 is extruded at the moment, the second sliding rod 4 moves towards the second clamping groove 10, the second sliding rod 4 is positioned in the second clamping groove 10, the convex block 9 is clamped in the groove 12 at the moment, so that the second sliding rod 4 and the clamping blocks 5 are fixed, the clamping blocks 5 and the guide rail 7 are fixed, so that a circuit breaker is fixed on the guide rail 7, when disassembly is needed, the second sliding rod 4 is pulled, so that the convex block 9 is separated from the groove 12, and the, and then the clamping block 5 is moved, so that the first clamping groove 8 is separated from the guide rail 7, and the circuit breaker can be conveniently taken down. The utility model discloses simple structure, convenient to use can effectively improve the efficiency of circuit breaker installation and dismantlement.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims

1. The utility model provides a circuit breaker of easy dismouting, includes the main casing body (1) of circuit breaker, be equipped with the circuit breaker body in the main casing body (1), its characterized in that: the bottom of the breaker main shell (1) is fixedly provided with a plurality of connecting plates (2), the connecting plates (2) are symmetrically distributed on two sides of the bottom of the breaker main shell (1), the bottom of the connecting plates (2) is fixedly provided with a first sliding rod (3), one end, far away from the breaker main shell (1), of the first sliding rod (3) is hinged with a second sliding rod (4), a plurality of clamping blocks (5) are symmetrically arranged below the breaker main shell (1), the top ends of the clamping blocks (5) are provided with sliding grooves (6) matched with the first sliding rod (3) in a penetrating mode, a guide rail (7) is arranged between the adjacent clamping blocks (5), one side, close to the guide rail (7), of each clamping block (5) is provided with a first clamping groove (8) matched with the guide rail (7) in a penetrating mode, the front side and the rear side, far away from one end of the first sliding rod (3), of the second sliding rod (4) are, and the bottom end of one side of the clamping block (5) close to the adjacent second sliding rod (4) is provided with a second clamping groove (10) matched with the second sliding rod (4).

2. The circuit breaker of claim 1, wherein: the width and the height of the first sliding rod (3) and the second sliding rod (4) are the same.

3. The circuit breaker of claim 1, wherein: the clamping blocks (5) are all located right below the adjacent first sliding rods (3).

4. The circuit breaker of claim 1, wherein: the sliding groove (6) is of a T-shaped structure, and the sliding groove (6) is connected with the first sliding rod (3) and the second sliding rod (4) in a sliding mode.

5. The circuit breaker of claim 1, wherein: the top end of the second sliding rod (4) is fixedly connected with a spring (11), and the other end of the spring (11) is fixedly connected with the lower portion of one side, adjacent to the main shell (1), of the circuit breaker.

6. The circuit breaker of claim 1, wherein: the top end of the second clamping groove (10) is communicated with the bottom end of the sliding groove (6), and grooves (12) matched with the convex blocks (9) are formed in the inner wall of the front side and the inner wall of the rear side of the lower portion of the second clamping groove (10).