CN209282646U - A controllable wind cooling high voltage switchgear - Google Patents

Abstract

A high-voltage switchgear with controllable wind cooling, including a high-voltage switchgear, a busbar is arranged inside the high-voltage switchgear, a switchgear radiator is arranged on the top of the high-voltage switchgear, a cold row is arranged on the busbar, and the busbar and the cold row are arranged There is heat-conducting silicone grease between them, the inlet and outlet are arranged on the cold row, the inlet is provided with a water pump, the water pump and the outlet are connected to the cooling water tank through water pipes, the cooling water tank is installed in the water cooling device, and the water cooling device is installed on the back of the high-voltage switch cabinet. One side of the heat dissipation water tank in the water cooling device is provided with a heat dissipation port, and the other side of the heat dissipation water tank is provided with a heat dissipation motor. There is an air inlet, and a filter plate is arranged at the air inlet; fins and heat dissipation holes are arranged on the heat dissipation water tank; the utility model can take away the heat on the busbar through the water cooling device provided, and transfer the heat to the heat through the heat dissipation water tank. The air performs heat exchange and ensures the sealing of the high-voltage switchgear.

Description

A controllable wind cooling high voltage switchgear

technical field

The utility model relates to the technical field of electrical equipment, in particular to a high-voltage switchgear with controllable wind cooling.

Background technique

With the development of the power grid and the improvement of equipment technology, the 10-35KV system switchgear has been widely used in the power grid, and the internal overheating of the switchgear has become a common problem in the use of the switchgear. Some places with heavy loads have the problem of excessive temperature rise of the switchgear. The temperature rise of the switchgear exceeds the standard, which directly affects the safe and stable operation of the equipment, and the problem of overheating is a continuous development process. If it is not controlled, the degree of overheating will It will continue to intensify and have a great impact on the performance of insulating parts and the life of equipment, because the busbar plays the role of connecting the main power switch and the switch in the shunt circuit in the switch cabinet, so once its temperature is too high, it will inevitably affect The connection performance of the switch affects the stability and safety of the entire circuit. The current data of busbar temperature detection shows that the maximum temperature of the busbar has reached 100°C, and the temperature rise is 88°C, which is obviously beyond the standard. The busbar temperature rise standard is 65°C, so how to cool down the busbar is also an urgent problem to be solved.

Contents of the invention

The purpose of this utility model is to address the deficiencies in the existing technology, and propose a high-voltage switchgear with controllable wind cooling, including a high-voltage switchgear, the high-voltage switchgear is equipped with a busbar, and the high-voltage switchgear The top of the cabinet is provided with a switch cabinet radiator, the busbar is provided with a cold row, the thermal conductive silicone grease is provided between the busbar and the cold row, and the cold row is provided with an inlet and an outlet. A water pump is provided at the entrance of the water pump, and the water pump and the outlet are connected to the heat dissipation water tank through a water pipe. The heat dissipation water tank is set in the water cooling device, and the water cooling device is set One side of the heat dissipation water tank is provided with a heat dissipation port, the other side of the heat dissipation water tank is provided with a heat dissipation motor, and a heat dissipation fan is arranged between the heat dissipation water tank and the heat dissipation motor, and the heat dissipation fan is connected with the heat dissipation through the main shaft. The motors are connected, the top of the water cooling device is provided with an air inlet, and a filter plate is provided at the air inlet; fins and heat dissipation passage holes are provided on the heat dissipation water tank.

There are more than one fins and heat dissipation holes.

A pressurizing element is provided in the cold row, and more than one pressurizing element is provided.

The beneficial effects of the utility model are as follows: a compact structure of a controllable wind-cooling high-voltage switch cabinet is proposed, which has the following beneficial effects:

(1) The utility model can take away the heat on the busbar through the water cooling device, and exchange the heat with the air through the cooling water tank, and ensure the sealing of the high-voltage switchgear.

(2) The utility model realizes the temperature adjustment in the switch cabinet and controls the heat in the whole high-voltage switch cabinet through the installed switch cabinet radiator.

(3) The utility model improves the heat dissipation effect of the water cooling device through the provided fins and heat dissipation holes.

(4) The utility model uses the pressurized part to make the water in the cold row pressurized again after being pressurized by the water pump, so that the water in the cold row can fully contact with the cold row, and the flow rate is increased to make the cold row It can take away more heat and improve the cooling effect.

Description of drawings

Fig. 1 is a structural representation of the utility model.

Fig. 2 is a schematic structural view of the cooling water tank of the present invention.

Fig. 3 is a structural schematic diagram of the pressurized part of the present invention.

In the figure: 1. Air inlet, 2. Filter plate, 3. Cooling water tank, 4. Cooling fan, 5. Cooling port, 6. Cooling motor, 7. Water pipe, 8. Busbar, 9. Cooling row, 10. High voltage Switchgear, 11, switchgear radiator, 12, pressure booster, 13, water pump, 14, fin, 15, heat radiation through hole.

Detailed ways

The accompanying drawings are for illustrative purposes only, and should not be construed as limitations on this patent; in order to better illustrate this embodiment, certain components in the accompanying drawings will be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art It is understandable that some well-known structures and descriptions thereof may be omitted in the drawings.

Example 1

As shown in the figure: As shown in the figure: a controllable wind cooling high-voltage switchgear 10, including a high-voltage switchgear 10, the high-voltage switchgear 10 is provided with a busbar 8, and the top of the high-voltage switchgear 10 A switch cabinet radiator 11 is provided, a cold row 9 is provided on the busbar 8, a thermal conductive silicone grease is provided between the busbar 8 and the cold row 9, and an inlet and a The outlet, the inlet is provided with a water pump 13, the water pump 13 and the outlet are connected to the cooling water tank 3 through the water pipe 7, the cooling water tank 3 is set in the water cooling device, and the water cooling device is set in the high voltage switch cabinet 10, one side of the heat dissipation water tank 3 in the water cooling device is provided with a heat dissipation port 5, and the other side of the heat dissipation water tank 3 is provided with a heat dissipation motor 6, between the heat dissipation water tank 3 and the heat dissipation motor 6 A heat dissipation fan 4 is arranged between, and the heat dissipation fan 4 is connected with the heat dissipation motor 6 through the main shaft, the top of the water cooling device is provided with an air inlet 1, and the air inlet 1 is provided with a filter plate 2; The cooling water tank 3 is provided with fins 14 and cooling holes 15 .

Example 2

A high-voltage switchgear 10 with controllable wind-cooling performance, the above-mentioned fins 14 and heat dissipation through holes 15 are provided with more than one, through the fins 14 and heat dissipation through holes 15, the air cooling effect is improved, and the cooling effect is improved.

Example 3

A high-voltage switchgear 10 with controllable wind and temperature reduction. The cold row 9 is provided with a pressurized part 12, and the described pressurized part 12 is provided with more than one, and the flow rate in the cold row 9 is increased by the pressurized part 12. , and adjust the flow rate, so that the water can fully absorb the heat on the busbar 8, thereby reducing the temperature of the busbar 8.

The utility model proposes a high-voltage switchgear 10 with a compact structure and controllable wind cooling performance. The utility model can take away the heat on the busbar 8 through the water cooling device provided, and the heat and air can be combined through the cooling water tank 3. Heat exchange is performed, and the sealing of the high-voltage switch cabinet 10 is ensured. Through the switch cabinet radiator 11 provided, the temperature regulation in the switch cabinet is realized, and the heat in the whole high-voltage switch cabinet 10 is controlled. The heat dissipation effect of the water cooling device is improved by the provided fins 14 and heat dissipation through holes 15 . Through the pressurizing part 12 provided, the water in the cold row 9 is pressurized again after being pressurized by the water pump 13, so that the water in the cold row 9 is fully contacted with the cold row 9, and the flow rate is increased, so that the cold row 9 can Take away more heat and improve the cooling effect.

Finally, it should be noted that the above embodiments are selected and described in detail for the purpose of better illustrating the technical solution of the patent of the present invention, and are not intended to be limited to the details shown. Modifications or equivalent replacements to the technical solutions of the present invention by those skilled in the art without departing from the spirit and scope of the technical solutions of the present invention shall be covered by the claims of the present invention.

Claims (3)

1. A high-voltage switchgear with controllable wind cooling properties, including a high-voltage switchgear, a busbar is arranged in the described high-voltage switchgear, and a switchgear radiator is arranged on the top of the high-voltage switchgear, and it is characterized in that: the A cold row is provided on the busbar, and heat-conducting silicone grease is provided between the busbar and the cold row. An inlet and an outlet are provided on the cold row, and a water pump is provided at the inlet. The water pump and the outlet are connected to the heat dissipation water tank through a water pipe, the heat dissipation water tank is arranged in the water cooling device, the water cooling device is arranged on the back of the high-voltage switch cabinet, and one side of the heat dissipation water tank in the water cooling device is provided with a heat dissipation port, The other side of the heat dissipation water tank is provided with a heat dissipation motor, a heat dissipation fan is arranged between the heat dissipation water tank and the heat dissipation motor, and the heat dissipation fan is connected with the heat dissipation motor through a main shaft, and the top of the water cooling device is provided with The air inlet, the air inlet is provided with a filter plate; the heat dissipation water tank is provided with fins and heat dissipation through holes. 2. A wind-controllable cooling high-voltage switchgear according to claim 1, characterized in that there are more than one fins and heat dissipation holes. 3. A wind-controllable cooling high-voltage switchgear according to claim 1, characterized in that: said cold row is provided with a pressurized part, and said pressurized part is provided with more than one.