CN212210232U

CN212210232U - Capacitance compensation cabinet

Info

Publication number: CN212210232U
Application number: CN202020835357.2U
Authority: CN
Inventors: 李春根; 闻益儒; 朱浩
Original assignee: Shenzhen Blue Electric Co ltd
Current assignee: Shenzhen Blue Electric Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-22
Anticipated expiration: 2030-05-18

Abstract

The utility model relates to a capacitance compensation cabinet, which comprises a capacitance compensation cabinet body and a fan, wherein the upper surface of the capacitance compensation cabinet body is provided with a cooling box and a cold air box; fan fixed connection side on the cold wind case and with the cold wind case intercommunication is connected with the circulating pipe between cooler bin and the cold wind case, has seted up the fresh air inlet on cold wind case bottom side and the capacitance compensation cabinet body roof. The fan blows air into the capacitance compensation cabinet body, so that the capacitance compensation cabinet body can be cooled; the temperature of wind will be reduced through the coiled pipe that has the coolant liquid, then in getting into the capacitance compensation cabinet body, cools down the capacitance compensation cabinet body.

Description

Capacitance compensation cabinet

Technical Field

The utility model belongs to the technical field of electrical equipment's technique and specifically relates to a capacitance compensation cabinet is related to.

Background

The capacitance compensation cabinet is a common power device in a low-voltage distribution system, and is widely applied to various industrial and mining enterprises, residential areas, enterprises and public institutions and other places. The existing capacitance compensation cabinet is compact in size, can cause overhigh temperature in long-term operation, can cause dangers such as liquid leakage, explosion and the like, and is easy to cause potential safety hazards.

The current electrical compensation cabinet has set up aeration cooling device, for example the capacitance compensation cabinet of disclosing in the utility model that application number is CN201920755901.X, set up two air blowers in cabinet body top, carry out exhaust cooling to the internal portion of cabinet. The cooling mode can play a certain effect, but the cooling effect is not obvious, and the exhaust fan works to generate heat, so that the cabinet body can be poor in cooling effect after working for a long time.

Disclosure of Invention

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a capacitance compensation cabinet, this capacitance compensation cabinet has the function of the electric elements cooling in the compensation cabinet of giving the capacitance.

The above object of the present invention is achieved by the following technical solutions:

a capacitance compensation cabinet comprises a capacitance compensation cabinet body and a fan, wherein a cooling box and a cold air box are arranged on the upper surface of the capacitance compensation cabinet body; fan fixed connection side on the cold wind case and with the cold wind case intercommunication is connected with the circulating pipe between cooler bin and the cold wind case, has seted up the fresh air inlet on cold wind case bottom side and the capacitance compensation cabinet body roof.

By adopting the technical scheme, the fan blows air into the capacitance compensation cabinet body to cool the electric elements in the capacitance compensation cabinet; the cooling box is internally provided with cooling liquid which flows along the circulating pipe, when the air of the fan reaches the cold air box, the air is contacted with the circulating pipe, the air coming out from the cold air box is changed into cold air, the cold air cools the electric elements in the capacitance compensation cabinet body, and the cooling effect is better. The circulating pipe also passes through the electric appliance element in the electric appliance compensation cabinet body, so that the electric appliance compensation cabinet can be further cooled, and the cooling effect is very good.

The utility model discloses further set up to: the circulating pipe comprises a connecting pipe, a coiled pipe and a return pipe; one end of the connecting pipe is communicated with the cooling tank, and a pump body is arranged on the connecting pipe; two ends of the coiled pipe extend out of two side walls of the cold air box, one end of the coiled pipe is communicated with the connecting pipe, and the other end of the coiled pipe is communicated with one end of the return pipe; the other end of the return pipe is communicated with the cooling tank; the return pipe is provided with a first control valve.

By adopting the technical scheme, the cooling liquid flows out of the cooling box under the action of the pump body, passes through the coiled pipe and flows back to the cooling box from the return pipe, a closed loop is formed, and the mode can conveniently convey the cooling liquid into the coiled pipe in the cold air box.

The utility model discloses further set up to: an air filter is arranged in the air inlet hole.

Through adopting above-mentioned technical scheme, air cleaner enables the wind that the fan blew into clean, can also make wind and coiled pipe fully contact, makes the temperature reduction of wind.

The utility model discloses further set up to: the bottom of the air inlet hole is connected with an air inlet pipe, and one side of the air inlet pipe close to the electric element is uniformly provided with an air outlet pipe.

Through adopting above-mentioned technical scheme, the air that the fan blown passes through the tuber pipe on the air-supply line, and it is originally internal to enter into the capacitance compensation cabinet uniformly, and the effect of cooling is better.

The utility model discloses further set up to: the air outlet pipe is in a bell mouth shape.

Through adopting above-mentioned technical scheme, the play tuber pipe of horn mouth shape, the area of air outlet is big, makes wind enter into this internal speed of capacitance compensation cabinet and accelerates, makes the temperature reduction in the capacitance compensation cabinet more easily.

The utility model discloses further set up to: the capacitance compensation cabinet is characterized in that a temperature sensor is arranged inside the capacitance compensation cabinet body, and an alarm is fixed on the top surface of the capacitance compensation cabinet body.

Through adopting above-mentioned technical scheme, the inside temperature sensor that sets up of capacitance compensation cabinet body, response internal temperature, the temperature rise back, and the alarm just sends the police dispatch newspaper, and people will take measures to prevent that capacitance compensation cabinet internal temperature is too high, cause the conflagration.

The utility model discloses further set up to: the one end that the return pipe is connected to the coiled pipe still is connected with the cooling tube, is provided with the second control valve on the cooling tube, and the cooling tube is the S type setting in the capacitance compensation cabinet body, centers on electric elements.

Through adopting above-mentioned technical scheme, the cooling tube is the S type and has wound several rings in the capacitance compensation cabinet is originally internal, when the cooling tube was flowed through to the coolant liquid, can be better compensate this internal temperature reduction of cabinet with the capacitance.

The utility model discloses further set up to: the bottom wall of the capacitance compensation cabinet body is provided with a vent hole 61, and the side wall is provided with a heat dissipation hole.

Through adopting above-mentioned technical scheme, the wind that blows off from the fan gets into in the capacitance compensation cabinet, then goes out from the louvre of capacitance compensation cabinet bottom and lateral wall for radiating speed.

To sum up, the utility model discloses a following beneficial technological effect:

1. the fan blows air into the capacitance compensation cabinet body, so that the capacitance compensation cabinet body can be cooled; the temperature of wind will be reduced through the coiled pipe that has the coolant liquid, then in getting into the capacitance compensation cabinet body, cools down the capacitance compensation cabinet body.

2. The cooling tube is S-shaped from the capacitance compensation cabinet and winds a plurality of circles, and when cooling liquid flows through the cooling tube, the temperature in the capacitance compensation cabinet body can be better reduced.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the coiled tube of FIG. 1 connected to a return tube;

FIG. 3 is a schematic view of the air inlet duct and the air outlet duct of FIG. 1;

fig. 4 is a schematic structural view of embodiment 2 of the present invention;

FIG. 5 is a schematic view of the coiled pipe of FIG. 3 connected to the return pipe and the cooling pipe.

In the figure, 1, a capacitance compensation cabinet body; 11. a vent hole; 12. heat dissipation holes; 2. a cabinet door; 3. an alarm; 31. a temperature sensor; 4. a cooling tank; 41. a cooling device; 42. a liquid inlet pipe; 43. a liquid outlet pipe; 5. a pump body; 51. a connecting pipe; 52. a serpentine tube; 53. a return pipe; 531. a first control valve; 54. a cooling tube; 541. a second control valve; 6. a cold air box; 61. an air inlet hole; 62, an air inlet pipe; 63, an air outlet pipe; 64. an air filter; 7. a fan; 8. an electrical component.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: as shown in fig. 1 and fig. 2, for a capacitance compensation cabinet disclosed by the utility model, including capacitance compensation cabinet body 1, cooling box 4 and cold air box 6. Articulated on the capacitance compensation cabinet body 1 have a cabinet door 2, and cooler bin 4 and cold-air box 6 all set up at 1 up end of capacitance compensation cabinet body.

The inside temperature sensor 31 that is provided with of capacitance compensation cabinet body 1, temperature sensor 31 can detect the inside temperature of capacitance compensation cabinet body 1. The upper surface of the capacitance compensation cabinet body 1 is provided with an alarm 3, when the temperature inside the capacitance compensation cabinet body 1 is too high, the temperature sensor 31 transmits a signal to the alarm 3, and the alarm 3 gives an alarm.

The cooling tank 4 is provided therein with a cooling device 41, and the cooling device 41 is a water chiller capable of cooling the coolant flowing through the cooling tank 4. A connecting pipe 51 extends from one side of the cooling box 4, and a pump body 5 is arranged on the connecting pipe 51. A coil pipe 52 is arranged in the cold air box 6, and two ends of the coil pipe 52 extend out of two side walls of the cold air box 6. One end of the coil 52 near the pump body 5 is connected to the connection pipe 51, and the other end of the coil 52 is connected to the return pipe 53. The return pipe 53 is provided with a first control valve 531, and the other end of the return pipe 53 is connected to the cooling tank 4, thus forming a closed circulation circuit. When the pump body 5 is opened, the cooling liquid comes out of the cooling box 4, passes through the coil 52 in the cold air box 6, and then returns to the cooling box 4 through the return pipe 53.

A liquid inlet pipe 42 and a liquid outlet pipe 43 are arranged on one side of the cooling box 4, and valves are arranged on the liquid inlet pipe 42 and the liquid outlet pipe 43. When the cooling liquid needs to be replaced after the cooling liquid is used for a long time, the valve on the liquid outlet pipe 43 is opened, the long-used cooling liquid is firstly pumped out, and then new cooling liquid is conveyed in from the liquid inlet pipe 42, so that the replacement of the new cooling liquid and the old cooling liquid is completed.

The upper end face of the cold air box 6 is provided with a fan 7, the bottom of the cold air box 6 is communicated with the capacitance compensation cabinet body 1 through an air inlet hole 61, and an air filter 64 is arranged in the air inlet hole 61. As shown in fig. 3, an air inlet pipe 62 is connected to the bottom of the air inlet hole 61, and bell-mouthed outlet pipes 63 are uniformly arranged on the air inlet pipe 62, and the outlet pipes 63 face the electrical component 8 inside the capacitance compensator body 1. The air outlet pipe 63 is uniformly arranged, the air blown by the fan 7 can be uniformly fed into the capacitance compensation cabinet body 1, the air outlet pipe 63 is arranged in a horn-shaped manner, the air outlet pipe 63 is accelerated in speed, and the temperature of the internal electric element is better reduced. The bottom of the capacitance compensation cabinet body 1 is provided with a vent hole 11, and the side wall is provided with a heat dissipation hole 12.

After the fan 7 is turned on, wind blows into the capacitance compensation cabinet body 1 from the cold air box 6 and then goes out from the ventilation holes 11 and the heat dissipation holes 12. When the temperature further rose in the capacitance compensation cabinet body 1, alarm 3 can send out the police dispatch newspaper, then opened the pump body 5, and the coolant liquid circulates in the circulating pipe, and the wind that blows off in the fan 7 has become cold wind through the coiled pipe 52 of cold-air box 6 this moment, and cold wind enters into the capacitance compensation cabinet body 1, with the temperature reduction in the capacitance compensation cabinet body 1.

The implementation principle of the embodiment 1 is as follows: when the capacitance compensation cabinet works, the fan 7 is turned on, the air is blown into the cabinet body and is dissipated through the vent holes 11 and the heat dissipation holes 12, and part of heat in the capacitance compensation cabinet is taken out; when the capacitance compensation cabinet continuously works, the temperature in the capacitance compensation cabinet body 1 can be increased, the temperature sensor 31 can send a signal to the alarm 3, the alarm 3 gives an alarm, then the pump body 5 is opened, the cooling liquid can circularly and repeatedly flow, the air blown out by the fan 7 passes through the coiled pipe 52, the air also becomes cold air, the air outlet pipe 63 on the air inlet pipe 62 uniformly enters the capacitance compensation cabinet, and the temperature in the capacitance compensation cabinet can be reduced. When the temperature in the capacitance compensation cabinet is reduced, the pump body 55 can be closed after the temperature is reduced, and the fan 7 is used for continuously reducing the temperature.

Example 2: the difference from embodiment 1 is that, as shown in fig. 4 and 5, the coiled pipe 52 is connected to the cooling pipe 54 after coming out of the cold air box 6, the second control valve 541 is provided on the cooling pipe 54, the cooling pipe 54 is arranged in the capacitance compensation cabinet body 1 in an S-route, surrounds the electric elements 8 in the capacitance compensation cabinet body 1, and finally communicates with the cooling box 4 side to form a closed circulation pipeline.

The implementation principle of the embodiment 2 is as follows: the first control valve 531 is closed first, and the second control valve 541 is opened; then when the pump body 5 is opened, the cooling liquid flows out of the cooling box 4, passes through the coil pipe 52 in the cold air box 6, flows in the capacitance compensation cabinet body 1 along the cooling pipe 54, cools the electrical element 8, and finally flows into the cooling box 4; blow constantly through fan 7, wind passes through coiled pipe 52, becomes cold wind and enters into the capacitance compensation cabinet body 1 in, to the inside cooling that cools down of capacitance compensation cabinet body 1, after the temperature drop, just can close the pump body 5, with the fan 7 cooling can.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a cabinet is compensated to electric capacity, includes cabinet body is compensated to electric capacity (1) and fan (7), its characterized in that: the upper surface of the capacitance compensation cabinet body (1) is provided with a cooling box (4) and a cold air box (6); fan (7) fixed connection is on cold wind case (6) side and with cold wind case (6) intercommunication, is connected with the circulating pipe between cooling cabinet (4) and cold wind case (6), has seted up fresh air inlet (61) on cold wind case (6) bottom side and capacitance compensation cabinet body (1) roof.

2. The capacitance compensation cabinet of claim 1, wherein: the circulating pipe comprises a connecting pipe (51), a coiled pipe (52) and a return pipe (53); one end of the connecting pipe (51) is communicated with the cooling box (4), and the connecting pipe (51) is provided with a pump body (5); two ends of the coiled pipe (52) extend out of two side walls of the cold air box (6), one end of the coiled pipe is communicated with the connecting pipe (51), and the other end of the coiled pipe is communicated with one end of the return pipe (53); the other end of the return pipe (53) is communicated with the cooling tank (4); the return pipe (53) is provided with a first control valve (531).

3. The capacitance compensation cabinet of claim 1, wherein: an air filter (64) is arranged in the air inlet hole (61).

4. The capacitance compensation cabinet of claim 3, wherein: the bottom of the air inlet hole (61) is connected with an air inlet pipe (62), and one side of the air inlet pipe (62) close to the electric element (8) is uniformly provided with an air outlet pipe (63).

5. The capacitance compensation cabinet of claim 4, wherein: the air outlet pipe (63) is in a bell mouth shape.

6. The capacitance compensation cabinet of claim 1, wherein: a temperature sensor (31) is arranged inside the capacitance compensation cabinet body (1), and an alarm (3) is fixed on the top surface of the capacitance compensation cabinet body (1).

7. The capacitance compensation cabinet of claim 2, wherein: one end of the coiled pipe (52) connected with the return pipe (53) is also connected with a cooling pipe (54), a second control valve (541) is arranged on the cooling pipe (54), and the cooling pipe (54) is arranged in the capacitance compensation cabinet body (1) in an S shape to surround the electric element (8).

8. The capacitance compensation cabinet of claim 1, wherein: the bottom wall of the capacitance compensation cabinet body (1) is provided with a vent hole 61, and the side wall is provided with a heat dissipation hole (12).