CN219979475U - Circuit breaker with clamping structure - Google Patents

Abstract

The utility model discloses a circuit breaker with a clamping structure, which comprises a circuit breaker main body and a clamping mechanism, wherein the circuit breaker main body comprises a handle and a connector lug, the clamping mechanisms are arranged on two sides of the circuit breaker main body, the clamping mechanism comprises a supporting seat, a fixed column, a clamping plate piece, an elastic member and a gasket, the supporting seat is vertically fixed on the side surface of the circuit breaker main body, the fixed column is vertically and embedded in the supporting seat, the two L-shaped clamping plate pieces are oppositely arranged on the fixed column, and the elastic member is arranged between the clamping plate piece and the end part of the fixed column; according to the utility model, the breaker main body is combined with the clamping mechanism, so that the situation that sliding wires are loosened in the dismounting and mounting surface holes of the breaker main body can be avoided relative to the bolt connection, the breaker main body and the mounting surface can be quickly dismounted through clamping mounting, the dismounting and using efficiency of the breaker main body is improved, time and labor are saved, the breaker main body can adapt to external transverse plates with different sizes, and the clamping mounting range is enlarged.

Description

Circuit breaker with clamping structure

Technical Field

The utility model belongs to the technical field of circuit breakers, and particularly relates to a circuit breaker with a clamping structure.

Background

A circuit breaker refers to a switching device capable of closing, carrying and opening a current under normal circuit conditions and closing, carrying and opening a current under abnormal circuit conditions within a prescribed time. The breaker has the functions of switching off and switching on the load circuit and switching off the fault circuit, so that the accident is prevented from being enlarged, and the safe operation is ensured.

The existing circuit breaker is fixed on the mounting surface through bolts, if rust occurs, friction resistance is increased when the bolts are unscrewed, abrasion between the bolts and the mounting surface is possibly aggravated when the bolts are unscrewed and are connected with the mounting surface again, and the problem that sliding wires influence the mounting of the circuit breaker can occur.

Disclosure of Invention

The utility model aims to provide a circuit breaker with a clamping structure, which solves the problem that the circuit breaker proposed in the background art is fixed through bolts, and the bolts are possibly slipped with a mounting surface hole after being dismounted each time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a take circuit breaker of block structure, includes circuit breaker main part and block mechanism, the circuit breaker main part includes handle and connector lug, circuit breaker main part both sides all are provided with the block mechanism, the block mechanism includes supporting seat, fixed column, cardboard spare, elastic component and gasket, the supporting seat vertical fixation is in circuit breaker main part side, the fixed column is vertical and the embedding is installed in the supporting seat, two L types the cardboard spare is installed relatively on the fixed column, just be provided with elastic component between cardboard spare and the fixed column tip.

Preferably, the elastic component comprises a limiting ring and a return spring, the front end of the clamping plate piece is movably sleeved on the fixed column, the limiting ring is rotatably sleeved on the end part of the fixed column, and the return spring is movably sleeved on the fixed column.

Preferably, the inner end of the return spring is fixed on the outer surface of the clamping plate member, and the inner end of the return spring is in contact with the inner surface of the limiting ring.

Preferably, a gasket is arranged on the inner surface of the rear end of the clamping plate, and the gasket is a rubber sheet.

Preferably, the clamping plate piece comprises a movable plate, an outer clamping plate and a clamping rod, a rectangular notch is formed in the rear end of the movable plate, and a convex plate extending into the rectangular notch is arranged at the front end of the outer clamping plate.

Preferably, the clamping rod is vertically and rotatably arranged on the side surface of the rear end of the movable plate, and the inner end of the clamping rod is in contact with the surface of the convex plate.

Preferably, the front surfaces of the upper end and the lower end of the breaker main body are provided with connector lugs, and the front surface of the breaker main body is rotatably provided with a handle.

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

(1) According to the utility model, the breaker main body is combined with the clamping mechanism, so that the situation that sliding wires are loosened in the dismounting and mounting surface holes of the breaker main body can be avoided relative to the bolt connection, the breaker main body and the mounting surface can be quickly dismounted through clamping mounting, the dismounting and using efficiency of the breaker main body is improved, time and labor are saved, the breaker main body can adapt to external transverse plates with different sizes, and the clamping mounting range is enlarged.

Drawings

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

FIG. 2 is a schematic structural view of the engaging mechanism of the present utility model;

FIG. 3 is a schematic view of the structure of the card member of the present utility model;

in the figure: 100. a breaker main body; 101. a handle; 102. a connector lug; 200. a clamping mechanism; 201. a support base; 202. fixing the column; 203. a card member; 2031. a movable plate; 2032. an outer clamping plate; 2033. a clamping rod; 204. an elastic member; 2041. a limiting ring; 2042. a return spring; 205. a gasket.

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 1

Referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides a take circuit breaker of block structure, including circuit breaker main part 100 and block mechanism 200, circuit breaker main part 100 includes handle 101 and connector lug 102, circuit breaker main part 100 both sides all are provided with block mechanism 200, utilize block mechanism 200 to realize circuit breaker main part 100 and external diaphragm's block connection, installation distance between two cardboard pieces 203 can be according to external diaphragm size adjustment simultaneously, increase its installation application range, block mechanism 200 includes supporting seat 201, fixed column 202, cardboard piece 203, elastic component 204 and gasket 205, supporting seat 201 vertical fixation is in circuit breaker main part 100 side, the two passes through the screw connection, make things convenient for the dismouting, fixed column 202 is vertical and the embedding is installed in supporting seat 201, the cardboard piece 203 of two L types is installed relatively on fixed column 202, the distance between two cardboard pieces 203 is adjustable, simultaneously the cardboard piece 203 rear end can stretch into in the draw-in groove that external diaphragm surface set up, and be provided with elastic component 204 between cardboard piece 203 and the fixed column 202 tip, can be to the position limiting of cardboard piece 203.

In this embodiment, preferably, the elastic member 204 includes a limiting ring 2041 and a return spring 2042, the elastic member 204 can enable the clamping plate 203 to have a relatively compressing trend, so that the clamping plate 203 and the mounting surface can be conveniently clamped and mounted, the front end of the clamping plate 203 is movably sleeved on the fixed column 202, the limiting ring 2041 is rotatably sleeved at the end of the fixed column 202, the return spring 2042 is movably sleeved on the fixed column 202, the inner end of the return spring 2042 is fixed on the outer surface of the clamping plate 203, the return spring 2042 can be in a compressed state along with the movement of the clamping plate 203, and has a relatively compressing trend on the clamping plate 203, the inner end of the return spring 2042 is in contact with the inner surface of the limiting ring 2041, and the limiting ring 2041 can be rotatably connected along the fixed column 202, so as to change the compressing elasticity degree of the return spring 2042.

In this embodiment, preferably, the inner surface of the rear end of the clamping plate 203 is provided with a gasket 205, the gasket 205 is a rubber sheet, and the gasket 205 can increase the friction resistance and the anti-falling effect between the rear end of the clamping plate 203 and the clamping groove of the mounting surface.

To sum up, whole block mechanism 200 passes through the fix with screw and is in circuit breaker main part 100 side, when needing circuit breaker main part 100 to install on external diaphragm, move two cardboard spare 203 along fixed column 202 dorsad, return spring 2042 is compressed and produces opposite elasticity along with cardboard spare 203 removal, two cardboard spare 203 rear ends are greater than external diaphragm thickness, be close to external diaphragm with circuit breaker main part 100, and cardboard spare 203 tip aligns with the draw-in groove on the external diaphragm, remove the external force of hand to cardboard spare 203 and exert, no external force restriction, return spring 2042 resumes elasticity and drives cardboard spare 203 relative movement, until the tip card is in the draw-in groove, and return spring 2042 does not resume elasticity completely, still have the effect of relative compaction to cardboard spare 203, increase cardboard spare 203 tip and draw-in groove block fastening nature, with two cardboard spare 203 dorsad move and draw-in groove break away from can, thereby realize whole circuit breaker main part 100's quick assembly and disassembly, increase its practicality.

Example 2

Referring to fig. 1-3, a second embodiment of the present utility model is shown, which differs from the previous embodiment.

In this embodiment, preferably, the clamping plate 203 includes a movable plate 2031, an outer clamping plate 2032 and a clamping rod 2033, the length of the clamping plate 203 is adjustable, the position of the rear end of the clamping plate is conveniently changed to be in clamping connection with a clamping groove on an external transverse plate, a rectangular notch is formed in the rear end of the movable plate 2031, a protruding plate extending into the rectangular notch is arranged at the front end of the outer clamping plate 2032, the distance between the two protruding plates is movably adjusted, the clamping rod 2033 is vertically and rotatably arranged on the side surface of the rear end of the movable plate 2031, the inner end of the clamping rod 2033 is in contact with the surface of the protruding plate, and the detachable connection between the outer clamping plate 2032 and the movable plate 2031 is realized by using the contacted friction resistance.

In this embodiment, preferably, the front surfaces of the upper and lower ends of the breaker main body 100 are provided with lugs 102, which can be connected with external lines, and the front surface of the breaker main body 100 is rotatably provided with a handle 101.

Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may 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 take circuit breaker of block structure, includes circuit breaker main part (100) and block mechanism (200), circuit breaker main part (100) include handle (101) and connector lug (102), its characterized in that: the circuit breaker is characterized in that clamping mechanisms (200) are arranged on two sides of the circuit breaker main body (100), each clamping mechanism (200) comprises a supporting seat (201), a fixing column (202), clamping plates (203), elastic members (204) and gaskets (205), each supporting seat (201) is vertically fixed on the side face of the circuit breaker main body (100), each fixing column (202) is vertically and embedded in each supporting seat (201), the clamping plates (203) of two L shapes are relatively arranged on the corresponding fixing columns (202), and elastic members (204) are arranged between the clamping plates (203) and the end parts of the corresponding fixing columns (202).

2. The circuit breaker with a clamping structure according to claim 1, wherein: the elastic member (204) comprises a limiting ring (2041) and a return spring (2042), the front end of the clamping plate piece (203) is movably sleeved on the fixed column (202), the limiting ring (2041) is rotatably sleeved at the end part of the fixed column (202), and the return spring (2042) is movably sleeved on the fixed column (202).

3. The circuit breaker with a clamping structure according to claim 2, wherein: the inner end of the return spring (2042) is fixed on the outer surface of the clamping plate (203), and the inner end of the return spring (2042) is in contact with the inner surface of the limiting ring (2041).

4. The circuit breaker with a clamping structure according to claim 1, wherein: the inner surface of the rear end of the clamping plate piece (203) is provided with a gasket (205), and the gasket (205) is a rubber sheet.

5. The circuit breaker with a clamping structure according to claim 1, wherein: the clamping plate piece (203) comprises a movable plate (2031), an outer clamping plate (2032) and a clamping rod (2033), a rectangular notch is formed in the rear end of the movable plate (2031), and a protruding plate extending into the rectangular notch is arranged at the front end of the outer clamping plate (2032).

6. The circuit breaker with snap-in structure of claim 5, wherein: the clamping rod (2033) is vertically and rotatably arranged on the side face of the rear end of the movable plate (2031), and the inner end of the clamping rod (2033) is in contact with the surface of the convex plate.

7. The circuit breaker with a clamping structure according to claim 1, wherein: the circuit breaker is characterized in that connector lugs (102) are arranged on the front surfaces of the upper end and the lower end of the circuit breaker main body (100), and a handle (101) is rotatably arranged on the front surface of the circuit breaker main body (100).