CN218730628U - Fixed vacuum circuit breaker - Google Patents

Abstract

The utility model belongs to the technical field of vacuum circuit breakers, and relates to a fixed vacuum circuit breaker, which comprises a vacuum circuit breaker body, a dry powder box is fixedly connected to the bottom of the vacuum circuit breaker body, and a dry powder box is fixedly connected to the top of the dry powder box. The delivery pump, the bottom of the delivery pump passes through the dry powder box and is located in the dry powder box. The inside of the vacuum circuit breaker body is fixedly connected with a nozzle and a smoke sensor. The beneficial effect is that, through the dehumidifier, when the humidity sensor senses the vacuum When the air around the circuit breaker body is humid, the controller inside the humidity sensor will automatically turn on the dehumidifier, and the dehumidifier will absorb the moisture around and inside the vacuum circuit breaker body and convert it into water for temporary storage in the water tank, thereby ensuring vacuum The inside and surrounding of the circuit breaker body are in a dry state to avoid the influence of air humidity on the electrical equipment and lines in the vacuum circuit breaker body. The entire device has a reasonable structure, is easy to use, and has strong practicability.

Description

A fixed vacuum circuit breaker

technical field

The utility model belongs to the technical field of vacuum circuit breakers, in particular to a fixed vacuum circuit breaker.

Background technique

Vacuum circuit breaker is named for its arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are high vacuum. It has the advantages of small size, light weight, suitable for frequent operation, and no maintenance for arc extinguishing. It is used in distribution network The application is more popular.

The vacuum circuit breaker may be overloaded for a long time during the working process. The long-term overload operation of the vacuum circuit breaker may cause the internal electrical equipment and lines to spontaneously ignite. If it is not detected in time, it will lead to accidents. The current vacuum circuit breaker is not With any safety measures, it cannot meet the needs of people.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a fixed vacuum circuit breaker, which has the advantages of strong safety and solves the problem of fire and use demand caused by long-term overload work.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: a fixed vacuum circuit breaker, including a vacuum circuit breaker body, a dry powder box is fixedly connected to the bottom of the vacuum circuit breaker body, and a dry powder box is fixedly connected to the top of the dry powder box The delivery pump, the bottom of the delivery pump passes through the dry powder box and is located in the dry powder box. The interior of the vacuum circuit breaker body is fixedly connected with a nozzle and a smoke sensor. The delivery pump and the nozzle are fixedly connected through a connecting pipe. The top of the vacuum circuit breaker body is fixedly connected with a remote alarm, the smoke sensor is electrically connected to the remote alarm and the delivery pump through wires, and the surface of the vacuum circuit breaker body is movably connected with a protective cover through a hinge. The surface of the protective cover is fixedly connected with a water tank and a humidity sensor, and the front and rear sides of the protective cover are fixedly connected with a dehumidifier, one side of the dehumidifier is fixedly connected with a water delivery pipe, and one side of the water delivery pipe passes through the water tank And located in the water tank, the humidity sensor is electrically connected with the dehumidifier through wires.

By adopting the above scheme, through the smoke sensor, delivery pump and remote alarm, when the smoke sensor senses that the vacuum circuit breaker body is on fire due to overload work, the controller in the smoke sensor automatically turns on the delivery pump and remote alarm, and the delivery pump The work transports the dry powder in the dry powder box to the nozzle, and then the nozzle sprays the dry powder into the vacuum circuit breaker body to extinguish the fire source. At the same time, the remote alarm will alarm the staff to remind the staff to come and deal with it to ensure device security.

Preferably, a power supply box is fixedly connected to one side of the vacuum circuit breaker body, and a power supply is fixedly connected to the power supply box.

By adopting the above solution, all electrical appliances in the device can be supplied with power through the power supply to ensure normal operation of the device.

Preferably, the top of the water tank is fixedly connected with a liquid level gauge, the bottom of the liquid level gauge passes through the water tank and is located in the water tank, the surface of the water tank is fixedly connected with a liquid level gauge, and the liquid level gauge is connected to the water tank through a wire. The liquid level gauge is electrically connected, and the bottom of the water tank is fixedly connected with a drain valve.

By adopting the above scheme, through the liquid level device, the liquid level device can sense the water level in the water tank and display it through the liquid level gauge, so as to remind the staff to discharge the water in the water tank in time.

Preferably, the top of the vacuum circuit breaker body is fixedly connected with a mounting frame, and the mounting frame is internally threaded with mounting bolts.

By adopting the above solution, the whole device can be installed in a suitable position through the installation frame and the installation bolts.

Preferably, an observation window is fixedly connected to the surface of the protective cover, and the material of the observation window is tempered glass, and a latch is fixedly connected to the surface of the vacuum circuit breaker body and the protective cover.

By adopting the above solution, through the observation window, it is convenient for staff to directly observe the working conditions in the vacuum circuit breaker body.

Preferably, a control switch is fixedly connected to the surface of the protective cover, and the control switch is electrically connected to all electrical appliances through wires.

By adopting the above solution, all electrical appliances in the device can be controlled by controlling the switch.

(3) Beneficial effects

Compared with the prior art, the utility model provides a fixed vacuum circuit breaker, which has the following beneficial effects:

This kind of fixed vacuum circuit breaker, through the smoke sensor, delivery pump and remote alarm, when the smoke sensor senses that the vacuum circuit breaker body is on fire due to overload work, the controller in the smoke sensor automatically turns on the delivery pump and remote alarm The delivery pump works to transport the dry powder in the dry powder box to the nozzle, and then the nozzle sprays the dry powder into the vacuum circuit breaker body to extinguish the fire source. At the same time, the remote alarm will alarm the staff to remind the staff to go ahead. To ensure the safety of the device, through the dehumidifier, when the humidity sensor senses that the air around the vacuum circuit breaker is humid, the controller in the humidity sensor will automatically open the dehumidifier, and the dehumidifier will work around the vacuum circuit breaker. The internal moisture is absorbed and converted into water and sent to the water tank for temporary storage, so as to ensure that the inside and surrounding of the vacuum circuit breaker body are in a dry state, and avoid the influence of air humidity on the electrical equipment and circuits in the vacuum circuit breaker body. The structure of the whole device is reasonable , easy to use and strong practicability.

Description of drawings

Fig. 1 is the structural representation of the front section of the utility model;

Fig. 2 is the structural representation of the utility model front view;

Fig. 3 is the structural representation of protective cover side view in the utility model;

In the figure: 1. Vacuum circuit breaker body; 2. Delivery pump; 3. Dry powder box; 4. Nozzle; 5. Smoke sensor; 6. Mounting frame; 7. Mounting bolt; 8. Remote alarm; 9. Power supply box; 10. Power supply; 11. Protective cover; 12. Observation window; 13. Drain valve; 14. Liquid level gauge; 15. Humidity sensor; 16. Water tank; 17. Liquid level device; 18. Control switch; 19. Lock ; 20. Dehumidifier; 21. Water pipe.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example

A fixed vacuum circuit breaker, comprising a vacuum circuit breaker body 1, a dry powder box 3 is fixedly connected to the bottom of the vacuum circuit breaker body 1, a delivery pump 2 is fixedly connected to the top of the dry powder box 3, and the bottom of the delivery pump 2 passes through the dry powder box 3 and is located in the dry powder box 3. The nozzle 4 and the smoke sensor 5 are fixedly connected to the inside of the vacuum circuit breaker body 1. The delivery pump 2 and the nozzle 4 are fixedly connected through a connecting pipe. Alarm 8, through the smoke sensor 5, delivery pump 2 and remote alarm 8, when the smoke sensor 5 senses that the vacuum circuit breaker body 1 is on fire due to overload work, the controller in the smoke sensor 5 automatically turns on the delivery pump 2 and the remote alarm 8. The remote alarm 8 and the delivery pump 2 work to transport the dry powder in the dry powder box 3 to the nozzle 4, and then the nozzle 4 sprays the dry powder into the vacuum circuit breaker body 1 to extinguish the fire source, and the remote alarm 8 will work at the same time. When an alarm occurs, the staff is reminded to come and deal with it to ensure the safety of the device. The smoke sensor 5 is electrically connected to the remote alarm 8 and the delivery pump 2 through wires. Cover 11, the surface of the protective cover 11 is fixedly connected with a water tank 16 and a humidity sensor 15, the front and rear sides of the protective cover 11 are fixedly connected with a dehumidifier 20, one side of the dehumidifier 20 is fixedly connected with a water delivery pipe 21, the water delivery pipe 21 One side passes through the water tank 16 and is located in the water tank 16. The humidity sensor 15 is electrically connected to the dehumidifier 20 through a wire. Through the dehumidifier 20, when the humidity sensor 15 senses that the air around the vacuum circuit breaker body 1 is humid, the humidity sensor 15 The controller inside automatically turns on the dehumidifier 20, and the dehumidifier 20 works to absorb the moisture around and inside the vacuum circuit breaker body 1 and convert it into water, which is sent to the water tank 16 for temporary storage, thereby ensuring that the inside and surrounding of the vacuum circuit breaker body 1 In a dry state, the impact of air humidity on the electrical equipment and circuits in the vacuum circuit breaker body 1 is avoided. The entire device has a reasonable structure, is convenient to use, and has strong practicability.

One side of the vacuum circuit breaker body 1 is fixedly connected with a power supply box 9, the power supply box 9 is fixedly connected with a power supply 10, the top of the water tank 16 is fixedly connected with a liquid level gauge 17, and the bottom of the liquid level gauge 17 passes through the water tank 16 and is located at In the water tank 16, the surface of the water tank 16 is fixedly connected with a liquid level gauge 14, the liquid level gauge 17 is electrically connected with the liquid level gauge 14 through wires, the bottom of the water tank 16 is fixedly connected with a drain valve 13, and the top of the vacuum circuit breaker body 1 is fixed A mounting frame 6 is connected, and the internal thread of the mounting frame 6 is connected with mounting bolts 7. The surface of the protective cover 11 is fixedly connected with an observation window 12. The material of the observation window 12 is tempered glass. The surfaces of the vacuum circuit breaker body 1 and the protective cover 11 are fixed. A lock 19 is connected, and a control switch 18 is fixedly connected to the surface of the protective cover 11, and the control switch 18 is electrically connected to all electrical appliances through wires.

Referring to Figure 1-3, when the vacuum circuit breaker body 1 is working, the smoke sensor 5 can sense the smoke inside the vacuum circuit breaker body 1, and the humidity sensor 15 can sense the moisture inside and around the vacuum circuit breaker body 1. Induction, when the smoke sensor 5 senses that the vacuum circuit breaker body 1 is on fire due to overload, the controller in the smoke sensor 5 automatically turns on the delivery pump 2 and the remote alarm 8, and the delivery pump 2 works to remove the dry powder in the dry powder box 3 Transport it into the nozzle 4, and then spray the dry powder into the vacuum circuit breaker body 1 by the nozzle 4 to extinguish the fire source, and at the same time, the remote alarm 8 will alarm the staff to remind the staff to come and deal with it to ensure the safety of the device Through the dehumidifier 20, when the humidity sensor 15 senses that the air around the vacuum circuit breaker body 1 is humid, the controller in the humidity sensor 15 automatically turns on the dehumidifier 20, and the dehumidifier 20 works to cover the surroundings of the vacuum circuit breaker body 1 and The internal moisture is absorbed and converted into water, which is sent to the water tank 16 for temporary storage, so as to ensure that the interior and surroundings of the vacuum circuit breaker body 1 are in a dry state, and prevent air humidity from affecting the electrical equipment and circuits in the vacuum circuit breaker body 1 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A fixed vacuum circuit breaker, comprising a vacuum circuit breaker body (1), characterized in that: a dry powder box (3) is fixedly connected to the bottom of the vacuum circuit breaker body (1), and the dry powder box (3) The top of the vacuum circuit breaker body (1) is fixedly connected with a delivery pump (2), the bottom of the delivery pump (2) passes through the dry powder box (3) and is located in the dry powder box (3), and the inside of the vacuum circuit breaker body (1) is fixedly connected with Nozzle (4) and smoke sensor (5), the transfer pump (2) and the nozzle (4) are fixedly connected through a connecting pipe, and the top of the vacuum circuit breaker body (1) is fixedly connected with a remote alarm (8 ), the smoke sensor (5) is electrically connected to the remote alarm (8) and the delivery pump (2) through wires, and the surface of the vacuum circuit breaker body (1) is movably connected with a protective cover (11) through a hinge , the surface of the protective cover (11) is fixedly connected with a water tank (16) and a humidity sensor (15), and the front and rear sides of the protective cover (11) are fixedly connected with a dehumidifier (20), and the dehumidifier ( One side of 20) is fixedly connected with a water delivery pipe (21), one side of the water delivery pipe (21) passes through the water tank (16) and is located in the water tank (16), and the humidity sensor (15) is connected to the dehumidifier through a wire (20) Electrical connection. 2. A fixed vacuum circuit breaker according to claim 1, characterized in that: one side of the vacuum circuit breaker body (1) is fixedly connected with a power supply box (9), and inside the power supply box (9) A power supply (10) is fixedly connected. 3. A fixed vacuum circuit breaker according to claim 1, characterized in that: a liquid level gauge (17) is fixedly connected to the top of the water tank (16), and the bottom of the liquid level gauge (17) passes through Pass through the water tank (16) and be located in the water tank (16). The surface of the water tank (16) is fixedly connected with a liquid level gauge (14), and the liquid level gauge (17) is electrically connected to the liquid level gauge (14) through a wire. The bottom of the water tank (16) is fixedly connected with a drain valve (13). 4. A fixed vacuum circuit breaker according to claim 1, characterized in that: the top of the vacuum circuit breaker body (1) is fixedly connected with a mounting frame (6), and the internal thread of the mounting frame (6) Attached with mounting bolts (7). 5. A fixed vacuum circuit breaker according to claim 1, characterized in that: an observation window (12) is fixedly connected to the surface of the protective cover (11), and the material of the observation window (12) is tempered Glass, the surfaces of the vacuum circuit breaker body (1) and the protective cover (11) are fixedly connected with locks (19). 6. A fixed vacuum circuit breaker according to claim 1, characterized in that: the surface of the protective cover (11) is fixedly connected with a control switch (18), and the control switch (18) communicates with all Connect electrical appliances.

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