CN213304034U

CN213304034U - Compact circuit breaker for solid cabinet

Info

Publication number: CN213304034U
Application number: CN202022687911.XU
Authority: CN
Inventors: 郑凯; 陈瑶瑶
Original assignee: Keeya Power Equipment Co ltd
Current assignee: Qiyue Electric Appliance Group Co.,Ltd.
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-05-28
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses a compact circuit breaker for solid cabinet, which comprises a circuit breaker main body, wherein a plurality of wiring screw holes are arranged on both sides of the front side of the circuit breaker main body, a plurality of wiring screw holes are hinged with both ends of the junction of the circuit breaker main body, a plurality of arc extinguishing adjusting seats are fixedly arranged at the center of the front side of the circuit breaker main body, the inner sides of the arc extinguishing adjusting seats are rotatably connected with a connecting push rod, a built-in cavity is arranged on one side of the inner part of the circuit breaker main body, and a temperature sensor is fixedly arranged on one side of the inner wall of the built-in cavity, the compact circuit breaker for solid cabinet has compact structure, is fixedly installed by adopting a clamping installation mode, is convenient and quick to install, is simple and convenient to adjust and maintain, has excellent arc extinguishing function and flame retardant property, is safer to use, and can alarm and prompt the outside in time when the, the occurrence of safety accidents is reduced.

Description

Compact circuit breaker for solid cabinet

Technical Field

The utility model relates to an electrical technology field specifically is a compact circuit breaker for solid cabinet opens circuit.

Background

The QYGT-12V series compact circuit breaker for a solid-state cabinet means a switching device capable of closing, carrying and breaking a current under normal or abnormal circuit conditions. Generally comprises a contact system, an arc extinguishing system, an operating mechanism, a release, a shell and the like. When short circuit occurs, a magnetic field generated by large current (generally 10 to 12 times) overcomes a counterforce spring, a release pulls an operating mechanism to act, and a switch is tripped instantaneously. When the overload occurs, the current becomes large, the heating value becomes large, and the bimetallic strip deforms to a certain degree to push the mechanism to act (the larger the current is, the shorter the acting time is). The circuit breaker is used for cutting off and switching on a load circuit and cutting off a fault circuit, so that the accident is prevented from being enlarged, the safe operation is ensured, the circuit breaker plays a vital role in a solid cabinet, a power distribution cabinet and the like, and the application is very wide.

The existing circuit breaker is single in function, does not have the function of warning prompt when the use environment temperature is too high and the electric leakage occurs, and is low in safety protection capability and inconvenient to install.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compact circuit breaker for solid cabinet to the current circuit breaker function that proposes in solving above-mentioned background art is single relatively, does not possess the function of warning suggestion when service environment high temperature and the condition of electric leakage appears, and safety protection ability is not high simultaneously, installs inconvenient problem.

In order to achieve the above object, the utility model provides a following technical scheme: a compact circuit breaker for a solid cabinet comprises a circuit breaker main body, wherein a plurality of wiring screw holes are respectively formed in two sides of the front side of the circuit breaker main body, a plurality of protective box covers are hinged to two ends of the joint of the wiring screw holes and the circuit breaker main body, a plurality of arc extinguishing adjusting seats are fixedly arranged in the center of the front side of the circuit breaker main body, a connecting push rod is rotatably connected to the inner sides of the arc extinguishing adjusting seats, a built-in cavity is formed in one side of the inner side of the circuit breaker main body, a temperature sensor is fixedly installed on one side of the inner wall of the built-in cavity, an electric leakage monitor is fixedly installed on the other side of the inner wall of the built-in cavity, a controller is fixedly installed at the bottom of the inner wall of the built-in cavity, an installation clamping groove is formed in the center of the back side, two the top of fixed piece is all fixed and is provided with chucking spring, two chucking spring's top respectively with the inboard both ends fixed connection of chucking lug, the top fixed mounting of circuit breaker main part has the alarm.

As an optimal technical scheme of the utility model, it is a plurality of arc extinguishing regulation seat is made by arc extinguishing grease material.

As an optimal technical scheme of the utility model, the circuit breaker main part is made by fire-retardant material.

As a preferred technical scheme of the utility model, the both ends of chucking spout inner wall respectively with the both ends sliding connection in the chucking lug outside.

As a preferred technical scheme of the utility model, alarm, temperature sensor and electric leakage monitor all with controller electric connection, the controller passes through external switch and power electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: this circuit breaker structure is small and exquisite compact, adopts the mode of block installation to install fixedly, and simple to operate is quick, adjusts the maintenance portably, and arc extinguishing function and fire behaviour are superior, uses safelyr, can in time report to the police the suggestion to the external world when its service environment high temperature and the condition of electric leakage appear simultaneously, reduces the emergence of incident, has very high practical value, is worth using widely.

Drawings

FIG. 1 is a schematic view of the front view of the main body of the present invention;

FIG. 2 is a schematic structural view of a main body side view cross section of the present invention;

fig. 3 is a schematic view of the main body rear view cross section structure of the present invention.

In the figure: 1. a circuit breaker main body; 2. installing a clamping groove; 3. a wiring screw hole; 4. an alarm; 5. an arc extinguishing adjusting seat; 6. connecting a push rod; 7. a protective case cover; 8. a temperature sensor; 9. a cavity is arranged inside; 10. a controller; 11. an electric leakage monitor; 12. clamping the convex block; 13. a chucking spring; 14. fixing the supporting block; 15. the chute is clamped tightly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a compact circuit breaker for solid cabinet, comprising a circuit breaker main body 1, wherein a plurality of wiring screw holes 3 are respectively arranged at both sides of the front surface of the circuit breaker main body 1, a protective case cover 7 is hinged at both ends of the junction of the wiring screw holes 3 and the circuit breaker main body 1, a plurality of arc extinguishing adjusting seats 5 are fixedly arranged at the center of the front surface of the circuit breaker main body 1, the inner sides of the arc extinguishing adjusting seats 5 are rotatably connected with a connecting push rod 6, a built-in cavity 9 is arranged at one side of the inner part of the circuit breaker main body 1, a temperature sensor 8 is fixedly arranged at one side of the inner wall of the built-in cavity 9, an electric leakage monitor 11 is fixedly arranged at the other side of the inner wall of the built-in cavity 9, a controller 10 is fixedly arranged at the bottom of the inner wall of the, fixed supporting blocks 14 are fixedly arranged at two ends of one side of the inner wall of the clamping sliding groove 15, clamping springs 13 are fixedly arranged at the tops of the two fixed supporting blocks 14, the tops of the two clamping springs 13 are fixedly connected with two ends of the inner side of the clamping convex block 12 respectively, and an alarm 4 is fixedly arranged at the top of the breaker main body 1.

Preferably, a plurality of arc extinguishing adjusting bases 5 are made by arc extinguishing grease material, and the material is used rationally, can reduce the production of electric arc when the circuit breaker uses, and is safe and reliable more.

Preferably, the circuit breaker main body 1 is made of a flame retardant material, so that the safety performance of the circuit breaker main body 1 can be improved, and the practical value is higher.

Preferably, the two ends of the inner wall of the clamping sliding groove 15 are respectively connected with the two ends of the outer side of the clamping convex block 12 in a sliding manner, so that the installation is convenient and quick, and the later maintenance is convenient.

Preferably, alarm 4, temperature sensor 8 and electric leakage monitor 11 all with controller 10 electric connection, controller 10 is through external switch and power electric connection, temperature sensor 8's model is PT100, alarm 4's model is LTE-5061J, 818_ cop, controller 10's model is DKC-1A, can in time report to the police the suggestion to the external world when its service environment high temperature with the condition that appears the electric leakage, reduce the emergence of incident, very high practical value has, be worth using widely.

When the compact circuit breaker is used, the compact circuit breaker for the solid cabinet is characterized in that a circuit breaker main body 1 is taken out firstly, one side of an installation clamping groove 2 is aligned to an installation position, one side of the installation clamping groove is forced to be clamped and installed, then the connection operation is carried out according to the normal use mode of the circuit breaker, when the circuit breaker is connected, a protective box cover 7 is forced to open towards one side, then a lead is sequentially connected into a wiring screw hole 3, then the circuit breaker can be used normally through a fluctuation connection push rod 6, an arc extinguishing adjusting seat 5 is made of arc extinguishing grease materials, the materials are reasonable to use, the generation of electric arcs can be reduced when the circuit breaker main body 1 is used, the compact circuit breaker is safer and more reliable, a temperature sensor 8 can monitor the temperature of the working environment in real time, an electric leakage monitor 11 can monitor whether the electric leakage condition of the circuit breaker occurs, and can timely give an alarm to, the safety accident is reduced, the practical value is very high, and the method is worth popularizing and using.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A compact circuit breaker for a solid cabinet, comprising a circuit breaker main body (1), characterized in that: the circuit breaker comprises a circuit breaker main body (1), wherein a plurality of wiring screws (3) are respectively arranged on the two front sides of the circuit breaker main body (1), a plurality of wiring screws (3) are respectively hinged with a protective case cover (7) at the two ends of the joint of the wiring screws (3) and the circuit breaker main body (1), a plurality of arc extinguishing adjusting seats (5) are fixedly arranged at the front center of the circuit breaker main body (1), the inner sides of the arc extinguishing adjusting seats (5) are respectively and rotatably connected with a connecting push rod (6), a built-in cavity (9) is arranged on one side of the inner part of the circuit breaker main body (1), a temperature sensor (8) is fixedly arranged on one side of the inner wall of the built-in cavity (9), an electric leakage monitor (11) is fixedly arranged on the other side of the inner wall of the built-in cavity (9), a controller (10, chucking spout (15) have been seted up to the bottom at circuit breaker main part (1) back, the both ends of chucking spout (15) inner wall one side are all fixed and are provided with fixed piece (14), two the top of fixed piece (14) is all fixed and is provided with chucking spring (13), two the top of chucking spring (13) respectively with the inboard both ends fixed connection of chucking lug (12), the top fixed mounting of circuit breaker main part (1) has alarm (4).

2. The compact circuit breaker for a solid cabinet according to claim 1, characterized in that: the arc extinguishing adjusting seats (5) are all made of arc extinguishing grease materials.

3. The compact circuit breaker for a solid cabinet according to claim 1, characterized in that: the breaker main body (1) is made of a flame-retardant material.

4. The compact circuit breaker for a solid cabinet according to claim 1, characterized in that: and two ends of the inner wall of the clamping sliding groove (15) are respectively in sliding connection with two ends of the outer side of the clamping convex block (12).

5. The compact circuit breaker for a solid cabinet according to claim 1, characterized in that: alarm (4), temperature sensor (8) and electric leakage monitor (11) all with controller (10) electric connection, controller (10) are through external switch and power electric connection.