CN210925917U

CN210925917U - Low-voltage apparatus leakage circuit breaker

Info

Publication number: CN210925917U
Application number: CN201922333130.8U
Authority: CN
Inventors: 李效平; 胡晖; 李芳�
Original assignee: Shandong Institute for Product Quality Inspection
Current assignee: Shandong Institute for Product Quality Inspection
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-03
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a low-voltage apparatus residual current circuit breaker, including the circuit breaker casing, the circuit breaker casing outside surface has seted up the wiring mouth in binding post position, the circuit breaker casing outside surface all is provided with the cover plate on wiring mouthful position lower extreme, and circuit breaker casing outside surface has smooth box at the equal vertical fixed mounting in wiring mouthful position both sides, and the spout has been seted up to smooth box inboard surface, and the cover plate both ends are all through the spout sliding connection of protrusion board with corresponding position. The utility model discloses simple structure sets up two cover plates through the wiring mouth at the circuit breaker, inserts the wiring mouth with the cable and is connected with binding post, then breaks away from the magnetite and the protrusion iron plate of cover plate, and under the spring action of spring, two cover plates can stabilize the block with the cable through the semicircle opening, play the guard action, avoid the cable of wiring end position to take place the damage, through the condition that can avoid taking place to electrocute, improved the security.

Description

Low-voltage apparatus leakage circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field, more specifically say, in particular to low-voltage apparatus leakage circuit breaker.

Background

The leakage circuit breaker is a switch which can automatically act when the leakage current in the circuit exceeds a preset value; common leakage circuit breakers are divided into a voltage type and a current type, and the current type is divided into an electromagnetic type and an electronic type; the earth leakage circuit breaker is used for preventing the person from electrocuting, should select according to the different requirements of two kinds of electric shock protection of direct contact and indirect contact, obtain extensive use in daily life, but current earth leakage circuit breaker structure is comparatively unified, earth leakage circuit breaker's input junction does not set up the guard shield, does not play the guard action to the binding post, easily damages, is unfavorable for long-term use, the cable that exposes also causes the people easily to electrocute, very dangerous, and the damaged or fracture takes place easily in the binding post position of cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage apparatus leakage circuit breaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a low-voltage apparatus leakage circuit breaker comprises a circuit breaker shell, wherein one end inside the circuit breaker shell is provided with a wiring terminal, the outer side surface of the circuit breaker shell is provided with a wiring port at the position of the wiring port, the outer side surface of the circuit breaker shell is provided with a cover plate at the upper end and the lower end at the position of the wiring port, the outer side surface of the circuit breaker shell is vertically and fixedly provided with a slide box at the two sides of the position of the wiring port, the inner side surface of the slide box is provided with a slide groove, the two ends of the cover plate are respectively and fixedly provided with a convex plate in an integrated structure, the two ends of the cover plate are respectively and slidably connected with the slide grooves at the corresponding positions through the convex plates, the surface of one side, opposite to the two cover plates, of which the same position is provided with a plurality of semicircular openings, a, the magnet position and the position of the convex iron plate are mutually flush.

Preferably, a sliding rod is vertically and fixedly mounted in the sliding groove, the sliding rod movably penetrates through the protruding plate, and springs are movably sleeved on the upper portion and the lower portion of the sliding rod.

Preferably, the front side surface of the cover plate is fixedly provided with a handle plate.

Preferably, a rubber pad is fixedly bonded on the inner wall of the semicircular opening.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses simple structure, set up two cover plates through the wiring mouth at the circuit breaker, move two cover plates upper and lower extreme respectively, through the effect of magnetite, the cover plate can adsorb with salient iron plate, insert the wiring mouth with the cable this moment and be connected with binding post, then break away from the magnetite and the salient iron plate of cover plate, under the spring action of spring, two cover plates can stabilize the block with the cable through the semicircle opening, play the guard action, avoid the cable of wiring end position to take place the damage, through the condition that can avoid taking place to electrocute, the security has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a structural diagram of a low-voltage apparatus leakage circuit breaker of the present invention;

fig. 2 is a side view of the low-voltage apparatus leakage circuit breaker of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: the circuit breaker comprises a circuit breaker shell 1, a wiring port 2, a wiring terminal 3, a cover plate 4, a semicircular opening 5, a circular wire clamping port 6, a rubber pad 7, a sliding box 8, a sliding groove 9, a protruding plate 10, a sliding rod 11, a spring 12, a protruding iron plate 13, a magnet 14 and a handle plate 15.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.

Referring to fig. 1, 2 and 3, the utility model provides a low-voltage apparatus leakage circuit breaker, which comprises a circuit breaker shell 1, a connecting terminal 3 is arranged at one end inside the circuit breaker shell 1, a wiring port 2 is arranged at the position of the connecting terminal 3 on the surface of the outer side of the circuit breaker shell 1, a cover plate 4 is arranged at the upper end and the lower end of the position of the wiring port 2 on the surface of the outer side of the circuit breaker shell 1, a slide box 8 is vertically and fixedly arranged at the two sides of the position of the wiring port 2 on the surface of the outer side of the circuit breaker shell 1, a slide groove 9 is arranged on the surface of the inner side of the slide box 8, a convex plate 10 with an integral structure is fixedly arranged at the two ends of the cover plate 4, the two ends of the cover plate 4 are slidably connected with the slide groove 9 at the corresponding position through the convex plate 10, a plurality of semicircular openings 5 are arranged on the surface of the opposite side, and magnets 14 are fixedly arranged on the upper surface of the cover plate 4 positioned at the upper position and the lower surface of the cover plate 4 positioned at the lower position, and the positions of the magnets 14 and the positions of the convex iron plates 13 are mutually flush.

In this embodiment, a sliding rod 11 is vertically and fixedly installed in the sliding groove 9, the sliding rod 11 movably penetrates through the protruding plate 10, and springs 12 are movably sleeved on the upper and lower portions of the sliding rod 11.

In this embodiment, the front side surface of the cover plate 4 is fixedly provided with the handle plate 15, so that the cover plate 4 can be moved conveniently.

In this embodiment, the rubber mat 7 is fixedly bonded to the inner wall of the semicircular opening 5, so that the damage of the semicircular opening 5 to the cable is avoided.

The working principle is as follows: move two cover plates 4 respectively to the lower extreme that makes progress through handle board 15, through the effect of magnetite 14 this moment, cover plate 4 can adsorb with protrusion iron plate 13, insert the cable this moment and connect a mouthful 2 with binding post 3 and be connected, then break away from cover plate 4's magnetite 14 and protrusion iron plate 13, under spring 12's elastic force effect, two cover plates 4 can be with the stable block of cable through semicircle opening 5, play the guard action.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims

1. The utility model provides a low-voltage apparatus residual current circuit breaker, includes the circuit breaker casing, and the inside one end of circuit breaker casing is provided with binding post, and the wiring mouth has been seted up at the binding post position to circuit breaker casing outside surface, its characterized in that: the circuit breaker casing outside surface all is provided with the cover plate on the wiring mouthful position lower extreme, and circuit breaker casing outside surface has smooth box at the equal vertical fixed mounting in wiring mouthful position both sides, and the spout has been seted up to smooth box inside surface, the cover plate both ends are all fixed the protrusion board that is provided with a body structure, and the cover plate both ends are all through protrusion board and the spout sliding connection who corresponds the position, two a plurality of semicircle openings, two have all been seted up to the relative side surface of cover plate the semicircle opening of cover plate same position forms circular card line mouth, circuit breaker casing outside surface is for wiring mouthful position upper and lower extreme equal fixed mounting has salient iron plate, and the cover plate upper surface that is located the top position and the cover plate lower fixed surface that is located down position install the magnetite, the mutual parallel and level of salient.

2. A residual current circuit breaker for low-voltage electric appliances, according to claim 1, characterized in that: a sliding rod is vertically and fixedly installed in the sliding groove, the sliding rod movably penetrates through the protruding plate, and springs are movably sleeved on the upper portion and the lower portion of the sliding rod.

3. A residual current circuit breaker for low-voltage electric appliances, according to claim 1, characterized in that: the front side surface of the cover plate is fixedly provided with a handle plate.

4. A residual current circuit breaker for low-voltage electric appliances, according to claim 1, characterized in that: and a rubber pad is fixedly bonded on the inner wall of the semicircular opening.