CN212084906U

CN212084906U - Indoor high-stable-state vacuum circuit breaker

Info

Publication number: CN212084906U
Application number: CN202021118709.9U
Authority: CN
Inventors: 张晓伟; 李彪
Original assignee: Anhui Qiwei Electric Power Equipment Co ltd
Current assignee: Anhui Qiwei Electric Power Equipment Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-12-04
Anticipated expiration: 2030-06-17

Abstract

The utility model belongs to the technical field of the vacuum circuit breaker technique and specifically relates to indoor high stable state vacuum circuit breaker, the power distribution box comprises a control box, one side surface of control box is provided with the dust cover, the opposite side surface of control box is provided with the gusset plate, one side surface of gusset plate is provided with control button, control button's upper end surface is provided with the voltmeter, the one end surface of control box is provided with the vent, the lower extreme surface of vent is provided with rings, the inner wall of dust cover is provided with the insulator, the lower extreme surface of insulator is provided with vacuum interrupter, vacuum interrupter's lower extreme surface is provided with the insulating disc, and beneficial effect lies in: the device has the advantages that the occurrence of the condition of dust deposition of the device is reduced, the heat dissipation efficiency of the device and the safety performance of the device can be improved, the purposes of preventing the dust deposition of the device, improving the heat dissipation efficiency and improving the protective performance of the device are effectively achieved, the device has great practical value, and great economic benefits are brought.

Description

Indoor high-stable-state vacuum circuit breaker

Technical Field

The utility model relates to a circuit breaker field especially relates to indoor high stable state vacuum circuit breaker.

Background

The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum, has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is more popular in power distribution networks; the vacuum circuit breaker can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.

The vacuum circuit breaker that tradition used is great, is unfavorable for indoor use, and the deposition is serious simultaneously, and the radiating efficiency is lower, and the harm is caused easily to equipment live time overlength to protection explosion-proof ability, performance is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the indoor use of being not convenient for that exists among the prior art, fan thermal efficiency is low to and the shortcoming that explosion-proof performance can be poor, and the indoor high stable state vacuum circuit breaker who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an indoor high-stability vacuum circuit breaker is designed, and comprises a control box, wherein a dust cover is arranged on the outer surface of one side of the control box, a reinforcing plate is arranged on the outer surface of the other side of the control box, a control button is arranged on the outer surface of one side of the reinforcing plate, a voltmeter is arranged on the outer surface of the upper end of the control button, a vent is arranged on the outer surface of one end of the control box, a hanging ring is arranged on the outer surface of the lower end of the vent, an insulator is arranged on the inner wall of the dust cover, a vacuum arc-extinguishing chamber is arranged on the outer surface of the lower end of the insulator, an insulating disc is arranged on the outer surface of one side of the insulating disc, a transmission shaft is arranged on the outer surface of one end of the transmission shaft, the outer surface of one side of the high-speed motor is provided with a transmission rod, and the outer surface of one end of the transmission rod is provided with a cooling fan.

Preferably, a buckle is arranged between the control box and the dust cover, the outer surface of one side of the control box is movably connected with the outer surface of the lower end of the dust cover through the buckle, a fixing screw is arranged between the reinforcing plate and the control box, and the outer surface of one side of the reinforcing plate is fixedly connected with the outer surface of one side of the control box through the fixing screw.

Preferably, be provided with the fixed block between rings and the control box, the both ends surface of rings passes through the fixed block and is connected with one side external surface fixed of control box, be provided with fixed recess between voltmeter and the control box, one side internal surface of voltmeter passes through fixed recess and is connected with one side external surface fixed of control box.

Preferably, be provided with fixed rubber ring between insulating disc and the vacuum interrupter, the upper end surface of insulating disc passes through fixed rubber ring and vacuum interrupter's lower extreme surface fixed connection, be provided with the connecting rod between transmission shaft and the main shaft, the both ends surface of transmission shaft passes through the one end surface swing joint of connecting rod and main shaft.

Preferably, a fixing screw is arranged between the control box and the heat dissipation fan, the inner wall of the control box is fixedly connected with the outer surface of one side of the heat dissipation fan through the fixing screw, a fixing groove is arranged between the high-speed motor and the control box, and the outer surface of one side of the high-speed motor is fixedly connected with the inner surface of one side of the control box through the fixing groove.

Preferably, a fixed convex groove is arranged between the rubber pad and the control box, and the outer surfaces of two sides of the rubber pad are fixedly connected with the inner wall of the control box through the fixed convex groove.

The utility model provides an indoor high stable state vacuum circuit breaker, beneficial effect lies in:

1. can reduce the deposition condition in indoor through control box and the dust cover that sets up, increase the service life of equipment, improve equipment's security performance, because vacuum interrupter below the dust cover, in the course of the work, produce static easily, static combines together easy emergence explosion with the dust, is unfavorable for daily work and uses.

2. Through the radiator fan who sets up can improve equipment's radiating efficiency, improve equipment's work efficiency, simultaneously, high-speed motor's rotation drives the transfer line and makes radiator fan carry out work, promotes the inside circulation of air of equipment, improves the heat dissipation degree, very big assurance the normal operating of equipment, is favorable to daily use.

3. The reinforcing plate that can prevent through setting up causes after the explosion control box secondary damage, plays the effect of protection simultaneously, because the equipment uses indoor, receives the interference of debris easily, in order to guarantee equipment normal operating, the reinforcing plate can provide the guarantee, is favorable to daily use.

Drawings

Fig. 1 is a schematic view of the overall structure of an indoor high-stability vacuum circuit breaker provided by the present invention;

fig. 2 is a schematic structural view of a vacuum arc extinguish chamber of an indoor high-stable-state vacuum circuit breaker structure, which is provided by the utility model;

fig. 3 is a schematic structural diagram of an indoor high-stable-state vacuum circuit breaker radiator provided by the utility model;

fig. 4 is a front view of an indoor high-stable-state vacuum circuit breaker provided by the utility model;

in the figure: 1. a control box; 2. a dust cover; 3. a reinforcing plate; 4. a control button; 5. a voltmeter; 6. a hoisting ring; 7. a vent; 8. an insulator; 9. a vacuum arc-extinguishing chamber; 10. an insulating disk; 11. a drive shaft; 12. an insulating pull rod; 13. a main shaft; 14. a rubber pad; 15. a transmission rod; 16. a heat radiation fan; 17. a high speed motor.

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.

Referring to fig. 1-4, an indoor high-stable-state vacuum circuit breaker includes a control box 1, a dust cover 2 is disposed on an outer surface of one side of the control box 1, a reinforcing plate 3 is disposed on an outer surface of the other side of the control box 1, a control button 4 is disposed on an outer surface of one side of the reinforcing plate 3, a voltmeter 5 is disposed on an outer surface of an upper end of the control button 4, a vent 7 is disposed on an outer surface of one end of the control box 1, a hanging ring 6 is disposed on an outer surface of a lower end of the vent 7, an insulator 8 is disposed on an inner wall of the dust cover 2, a vacuum interrupter 9 is disposed on an outer surface of a lower end of the insulator 8, an insulating disc 10 is disposed on an outer surface of a lower end of the vacuum interrupter 9, a transmission shaft 11 is, the inner wall of the control box 1 is provided with a high-speed motor 17, the outer surface of one side of the high-speed motor 17 is provided with a transmission rod 15, and the outer surface of one end of the transmission rod 15 is provided with a cooling fan 16.

Wherein, be provided with the buckle between control box 1 and the dust cover 2, one side surface of control box 1 passes through buckle and the lower extreme surface swing joint of dust cover 2, is provided with the set screw between gusset plate 3 and the control box 1, and one side surface of gusset plate 3 passes through the set screw and is connected with one side surface fixed connection of control box 1, and control box 1 is the main control mechanism of equipment, the daily operation of being convenient for.

Wherein, be provided with the fixed block between rings 6 and the control box 1, rings 6's both ends surface passes through the fixed block and is connected with one side external surface fixed of control box 1, is provided with fixed recess between voltmeter 5 and the control box 1, and one side internal surface of voltmeter 5 passes through fixed recess and is connected with one side external surface fixed of control box 1, and rings 6 can make things convenient for the equipment to remove, the transportation of being convenient for.

A fixed rubber ring is arranged between the insulating disc 10 and the vacuum arc-extinguishing chamber 9, the outer surface of the upper end of the insulating disc 10 is fixedly connected with the outer surface of the lower end of the vacuum arc-extinguishing chamber 9 through the fixed rubber ring, a connecting rod is arranged between the transmission shaft 11 and the main shaft 13, and the outer surfaces of two ends of the transmission shaft 11 are movably connected with the outer surface of one end of the main shaft 13 through the connecting rod; the vacuum arc-extinguishing chamber 9 is the main working area of the equipment and is the main carrier for the equipment to work.

Wherein, be provided with set screw between control box 1 and radiator fan 16, the inner wall of control box 1 passes through set screw and is connected with radiator fan 16's one side external surface fixed, is provided with the fixed slot between high-speed motor 17 and the control box 1, and one side surface of high-speed motor 17 passes through the fixed slot and is connected with one side internal surface fixed of control box 1, and radiator fan 16 is the radiating important component of equipment, is favorable to improving the work efficiency of equipment.

Wherein, be provided with fixed tongue between rubber pad 14 and the control box 1, the both sides surface of rubber pad 14 passes through fixed tongue and control box 1's inner wall fixed connection, and rubber pad 14 can absorb the sound of main shaft 13 motion, reduces the noise of the during operation of equipment.

The working principle is as follows: the control box 1 and the dust cover 2 can reduce the dust accumulation condition in a room, prolong the service life of the equipment and improve the safety performance of the equipment, because the vacuum arc-extinguishing chamber 9 is arranged below the dust cover 2, in the working process, static electricity is easy to generate, the static electricity and dust are combined to be easy to explode, the explosion of equipment can be effectively avoided, meanwhile, the heat dissipation fan 16 can improve the heat dissipation efficiency of the equipment and the working efficiency of the equipment, and at the same time, the rotation of the high-speed motor 17 drives the transmission rod 15 to enable the heat dissipation fan 16 to work, promote the air circulation in the equipment, improve the heat dissipation degree, greatly ensure the normal operation of the equipment, facilitate the daily use, and reinforcing plate 3 can prevent the secondary damage that causes after control box 1 explodes, plays the effect of protection simultaneously, and this equipment performance is higher, has very big use prospect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Indoor high stable state vacuum circuit breaker, including control box (1), its characterized in that, one side surface of control box (1) is provided with dust cover (2), the opposite side surface of control box (1) is provided with gusset plate (3), one side surface of gusset plate (3) is provided with control button (4), the upper end surface of control button (4) is provided with voltmeter (5), the one end surface of control box (1) is provided with vent (7), the lower extreme surface of vent (7) is provided with rings (6), the inner wall of dust cover (2) is provided with insulator (8), the lower extreme surface of insulator (8) is provided with vacuum interrupter (9), the lower extreme surface of vacuum interrupter (9) is provided with insulating disc (10), one side surface of insulating disc (10) is provided with transmission shaft (11), the one end surface of transmission shaft (11) is provided with rubber pad (14), the one end surface of transmission shaft (11) is provided with main shaft (13), the one end surface of main shaft (13) is provided with insulating pull rod (12), the inner wall of control box (1) is provided with high-speed motor (17), one side surface of high-speed motor (17) is provided with transfer line (15), the one end surface of transfer line (15) is provided with radiator fan (16).

2. An indoor high-stability vacuum circuit breaker according to claim 1, characterized in that a buckle is arranged between the control box (1) and the dust cover (2), one side outer surface of the control box (1) is movably connected with the lower end outer surface of the dust cover (2) through the buckle, a fixing screw is arranged between the reinforcing plate (3) and the control box (1), and one side outer surface of the reinforcing plate (3) is fixedly connected with one side outer surface of the control box (1) through the fixing screw.

3. An indoor high-stability vacuum circuit breaker according to claim 1, characterized in that a fixed block is arranged between the hanging ring (6) and the control box (1), the outer surfaces of both ends of the hanging ring (6) are fixedly connected with the outer surface of one side of the control box (1) through the fixed block, a fixed groove is arranged between the voltmeter (5) and the control box (1), and the inner surface of one side of the voltmeter (5) is fixedly connected with the outer surface of one side of the control box (1) through the fixed groove.

4. An indoor high-stability vacuum circuit breaker according to claim 1, characterized in that a fixed rubber ring is arranged between the insulating disc (10) and the vacuum arc-extinguishing chamber (9), the outer surface of the upper end of the insulating disc (10) is fixedly connected with the outer surface of the lower end of the vacuum arc-extinguishing chamber (9) through the fixed rubber ring, a connecting rod is arranged between the transmission shaft (11) and the main shaft (13), and the outer surfaces of the two ends of the transmission shaft (11) are movably connected with the outer surface of one end of the main shaft (13) through the connecting rod.

5. An indoor high-stability vacuum circuit breaker according to claim 1, characterized in that a fixing screw is arranged between the control box (1) and the heat radiating fan (16), the inner wall of the control box (1) is fixedly connected with one side outer surface of the heat radiating fan (16) through the fixing screw, a fixing groove is arranged between the high-speed motor (17) and the control box (1), and one side outer surface of the high-speed motor (17) is fixedly connected with one side inner surface of the control box (1) through the fixing groove.

6. An indoor high-stability vacuum circuit breaker according to claim 1, characterized in that a fixed convex groove is arranged between the rubber pad (14) and the control box (1), and the outer surfaces of two sides of the rubber pad (14) are fixedly connected with the inner wall of the control box (1) through the fixed convex groove.