CN216872559U - High-voltage power distribution cabinet with line protection function - Google Patents
High-voltage power distribution cabinet with line protection function Download PDFInfo
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- CN216872559U CN216872559U CN202220508958.1U CN202220508958U CN216872559U CN 216872559 U CN216872559 U CN 216872559U CN 202220508958 U CN202220508958 U CN 202220508958U CN 216872559 U CN216872559 U CN 216872559U
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Abstract
A high-voltage power distribution cabinet with a line protection function comprises a cabinet body, a water cooling box and a heat exchange box; the bottom of the cabinet body is provided with a base; the bottom of the base is provided with a heat exchange box which is vertically downward; the heat exchange box is buried underground; the top of the base is flush with the ground; two groups of water cooling boxes are symmetrically arranged and are respectively arranged on the left side and the right side of the cabinet body; each water cooling tank is provided with a plurality of groups of guide pipes; the guide pipe comprises a water feeding pipe and a water return pipe; two ends of the conduit are respectively communicated with the inside of the heat exchange box and the inside of the water cooling box; a circulating pump is arranged in the heat exchange tank; the circulating pump sends the heat exchange liquid into the water cooling tank through the guide pipe, and the heat exchange liquid in the water cooling tank flows back into the heat exchange tank through the guide pipe; the whole cabinet body is cooled in a mode of combining air cooling and water cooling, so that the heat dissipation effect is improved; heat deposition is reduced, the risk of spontaneous combustion is reduced, and the use is safer; the protection device has a good protection effect on internal electrical equipment and circuits.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a high-voltage power distribution cabinet with a line protection function.
Background
The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load; high temperature can be generated when the power distribution cabinet operates, and the traditional air cooling heat dissipation mode has poor heat dissipation effect in hot summer; when the inside electrical equipment siltation heat of switch board, high temperature spontaneous combustion appears easily, causes the safety problem of conflagration, and its inside circuit and electrical equipment damage easily.
In order to solve the above problem, a high voltage distribution cabinet with a line protection function is proposed in the present application.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In order to solve the technical problems in the background art, the utility model provides a high-voltage power distribution cabinet with a line protection function, and the whole cabinet body is cooled in a mode of combining air cooling and water cooling, so that the heat dissipation effect is improved; heat deposition is reduced, the risk of spontaneous combustion is reduced, and the use is safer; the protection effect on internal electrical equipment and circuits is better.
(II) technical scheme
In order to solve the problems, the utility model provides a high-voltage power distribution cabinet with a line protection function, which comprises a cabinet body, a water cooling box and a heat exchange box, wherein the water cooling box is arranged on the cabinet body;
the bottom of the cabinet body is provided with a base; the bottom of the base is provided with a heat exchange box which is vertically downward; the heat exchange box is buried underground; the top of the base is flush with the ground; the heat exchange tank is filled with heat exchange liquid;
two groups of water cooling boxes are symmetrically arranged and are respectively arranged on the left side and the right side of the cabinet body; each water cooling tank is provided with a plurality of groups of guide pipes; the guide pipe comprises a water feeding pipe and a water return pipe; two ends of the guide pipe are respectively communicated with the inside of the heat exchange box and the inside of the water cooling box; a circulating pump is arranged in the heat exchange tank; the circulating pump sends the heat exchange liquid into the water cooling tank through the guide pipe, and the heat exchange liquid in the water cooling tank flows back into the heat exchange tank through the guide pipe;
the shell of the cabinet body is a heat-conducting metal piece, and the shell of the cabinet body is in contact with the water cooling tank for heat exchange.
Preferably, an openable cabinet door is arranged on the cabinet body, and a cavity for accommodating the electric equipment is formed in the cabinet body.
Preferably, a sealing strip is arranged at the opening of the cabinet body; the cabinet door keeps a closed state and contacts with the sealing strip, and a waterproof sealing structure is formed.
Preferably, the top of the cabinet body is provided with a top cover, and the top of the top cover is provided with an exhaust fan; the left side and the right side of the top cover are provided with heat dissipation holes.
Preferably, an exhaust fan blowing upwards is arranged in the cabinet body; the exhaust fan is matched with the blower on the top cover, and a heat dissipation air channel from bottom to top is formed in the cabinet body.
Preferably, a plurality of heat exchange fins are arranged on the inner side wall of the cabinet body at equal intervals; one end of the heat exchange sheet penetrates through the inner wall of the cabinet body and is inserted into the water cooling box to contact with the cooling liquid for heat exchange.
Preferably, the heat exchange fins are arranged obliquely downwards towards one side of the interior of the cabinet body.
Preferably, the surface of the heat exchange plate is provided with a convex part which increases the contact area with the gas.
The technical scheme of the utility model has the following beneficial technical effects:
1. the electrical equipment is arranged inside the cabinet body; the circuit of the electrical equipment is laid along the two sides of the cabinet body, and the circuit is in contact with the heat exchange fins; heat can be directly exchanged and transferred; thereby facilitating the temperature reduction.
2. The sealing strips arranged on the cabinet door of the cabinet body can play a role of water prevention; the sealing strip is provided with micropores; the outside gas still can get into the cabinet body inside through the sealing strip, and the micropore on the sealing strip can play the effect that keeps off the dirt.
3. The heat exchange box is buried underground; the underground temperature in summer is lower than the temperature, and the heat transfer liquid in the heat transfer case maintains the lower temperature after the heat transfer, and then the water pump circulation flows to the water-cooling case, and the water-cooling case can absorb the heat of the cabinet body, reduces the internal temperature of cabinet, and cabinet body terminal gas can carry out the heat transfer with the heat exchanger fin simultaneously, improves heat exchange efficiency. In winter, the underground temperature is higher than air temperature, and after heat exchange, the water cooling tank is guaranteed to emit heat to the cabinet body, the cabinet body is guaranteed to be at a relatively proper temperature, and the service life of internal electrical equipment is prolonged.
Drawings
Fig. 1 is a schematic view of the overall structure of a high-voltage distribution cabinet with a line protection function according to the present invention.
Fig. 2 is a schematic bottom structure diagram of the high voltage distribution cabinet with the line protection function according to the present invention.
Fig. 3 is a schematic diagram of an internal structure of a cabinet body in a high-voltage power distribution cabinet with a line protection function according to the present invention.
Fig. 4 is a schematic structural view of an installation position of a heat exchanger fin in a high voltage distribution cabinet with a line protection function according to the present invention.
Reference numerals: 1. a cabinet body; 11. a seal strip; 2. a water cooling tank; 3. a cabinet door; 4. a heat exchange box; 5. a top cover; 51. heat dissipation holes; 6. an exhaust fan; 7. a conduit; 8. a base; 9. a blower; 10. a heat exchanger fin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It is to be understood that these descriptions are only illustrative and are not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the high voltage distribution cabinet with a circuit protection function provided by the present invention comprises a cabinet body 1, a water cooling box 2 and a heat exchange box 4;
the bottom of the cabinet body 1 is provided with a base 8; the bottom of the base 8 is provided with a heat exchange box 4 which is vertically downward; the heat exchange box 4 is buried underground; the top of the base 8 is flush with the ground; the heat exchange box 4 is filled with heat exchange liquid;
two groups of water cooling tanks 2 are symmetrically arranged and are respectively arranged at the left side and the right side of the cabinet body 1; each water cooling tank 2 is provided with a plurality of groups of guide pipes 7; the guide pipe 7 comprises a water feeding pipe and a water return pipe; two ends of the conduit 7 are respectively communicated with the inside of the heat exchange box 4 and the inside of the water cooling box 2; a circulating pump is arranged in the heat exchange box 4; the circulating pump sends the heat exchange liquid into the water cooling tank 2 through the conduit 7, and the heat exchange liquid in the water cooling tank 2 flows back into the heat exchange tank 4 through the conduit 7;
the shell of the cabinet body 1 is a heat conducting metal piece, and the shell of the cabinet body 1 is in contact with the water cooling tank 2 for heat exchange.
In an alternative embodiment, the cabinet body 1 is provided with an openable cabinet door 3, and the interior of the cabinet body 1 forms a cavity for accommodating the installation of the electrical equipment. A sealing strip 11 is arranged at the opening of the cabinet body 1; the cabinet door 3 is kept in contact with the sealing strip 11 in a closed state, and a waterproof sealing structure is formed.
It should be noted that the electrical equipment is installed inside the cabinet 1; the lines of the electrical equipment are laid along the two sides of the cabinet body 1 and are in contact with the heat exchange fins 10; heat can be directly exchanged and transferred; thereby facilitating the temperature reduction; the sealing strips 11 arranged on the cabinet door 3 of the cabinet body 1 can play a waterproof role; micropores are arranged on the sealing strips; the outside gas still can get into the cabinet body inside through the sealing strip, and the micropore on the sealing strip can play the effect that keeps off the dirt.
In an optional embodiment, a top cover 5 is arranged at the top of the cabinet body 1, and an exhaust fan 6 is arranged at the top of the top cover 5; the top cover 5 is provided with heat radiation holes 51 on both left and right sides.
It should be noted that, when the exhaust fan 6 works, the exhaust fan drives the heat exchanged gas in the cabinet 1 to be discharged outwards from the heat dissipation holes 51 at the two sides of the top cover 5; the heat exchange is carried out by auxiliary exhaust in an air cooling mode; the purpose of rapid cooling is achieved.
In an alternative embodiment, an exhaust fan 6 blowing air upwards is arranged inside the cabinet 1; the exhaust fan 6 is matched with the blower 9 on the top cover 5, and a heat dissipation air channel from bottom to top is formed inside the cabinet body 1.
In an alternative embodiment, a plurality of heat exchange fins 10 are arranged on the inner side wall of the cabinet 1 at equal intervals; one end of the heat exchange sheet 10 penetrates through the inner wall of the cabinet body 1 and is inserted into the water cooling tank 2 to contact with the cooling liquid for heat exchange. The heat exchange fins 10 are arranged obliquely downwards towards one side of the inside of the cabinet body 1.
It should be noted that the heat exchange box 4 is buried underground; the underground temperature in summer is lower than the temperature, makes the heat transfer liquid in the heat transfer case 4 maintain the lower temperature after the heat transfer, and rethread water pump circulation flow is to the water-cooling tank 2 in, and the water-cooling tank 2 can absorb the heat of the cabinet body 1, reduces the temperature in the cabinet body 1, and cabinet body 1 terminal gas can carry out the heat transfer with heat exchanger fin 10 simultaneously, improves heat exchange efficiency. In winter, the underground temperature is higher than the air temperature, and after heat exchange is carried out, the water cooling tank 2 is guaranteed to emit heat to the cabinet body 1, the cabinet body 1 is guaranteed to be at a relatively proper temperature, and the service life of internal electrical equipment is prolonged.
In an alternative embodiment, the surface of plate 10 is provided with raised portions to increase the contact area with the gas.
In the utility model, a base 8 is arranged at the bottom of a cabinet body 1; the bottom of the base 8 is provided with a heat exchange box 4 which is vertically downward; the heat exchange box 4 is buried underground; the top of the base 8 is flush with the ground; the heat exchange box 4 is filled with heat exchange liquid; the heat generated by the electric equipment in the cabinet body 1 during working can be dissipated by combining air cooling and water cooling; the blower 9 in the cabinet body 1 blows air upwards, and meanwhile, the exhaust fan 6 on the top cover 5 works in a matching way, so that a heat dissipation air passage from bottom to top is formed in the cabinet body 1; external gas can enter the cabinet body through the micropores on the sealing strips, and the micropores on the sealing strips can play a role in blocking dust; the inside and outside air is exchanged continuously to cool the air, and the hot gas contacts the heat exchange fins 10 while cooling the air. The heat exchange fins 10 are obliquely and downwards arranged towards one side of the interior of the cabinet body 1, and the contact area between the heat exchange fins and air can be increased by matching with the convex parts on the surface of the upper heat exchange fins 10, so that the effect of sufficient heat exchange is achieved; the heat exchange fins 10 can contact and exchange heat with the cooling liquid in the water cooling tank 2, so that heat is transferred; meanwhile, the shell of the cabinet body 1 is contacted with the water cooling tank 2 to transfer heat, so that heat dissipation is facilitated; the heat exchange box 4 is buried underground; in summer, the underground temperature is lower than the air temperature, the heat exchange liquid in the heat exchange box 4 maintains a lower temperature after heat exchange, and then circularly flows into the water cooling box 2 through the water pump, so that the water cooling box 2 can absorb the heat of the cabinet body 1, and the temperature in the cabinet body 1 is reduced. The whole cabinet body is cooled in a mode of combining air cooling and water cooling, so that the heat dissipation effect is improved; heat deposition is reduced, the risk of spontaneous combustion is reduced, and the use is safer; the protection device has a good protection effect on internal electrical equipment and circuits.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A high-voltage power distribution cabinet with a line protection function is characterized by comprising a cabinet body (1), a water cooling box (2) and a heat exchange box (4);
a base (8) is arranged at the bottom of the cabinet body (1); the bottom of the base (8) is provided with a heat exchange box (4) which is vertically downward; the heat exchange box (4) is buried underground; the top of the base (8) is flush with the ground; the heat exchange box (4) is filled with heat exchange liquid;
two groups of water cooling tanks (2) are symmetrically arranged and are respectively arranged at the left side and the right side of the cabinet body (1); each water cooling tank (2) is provided with a plurality of groups of guide pipes (7); the guide pipe (7) comprises a water feeding pipe and a water return pipe; two ends of the conduit (7) are respectively communicated with the inside of the heat exchange box (4) and the inside of the water cooling box (2); a circulating pump is arranged in the heat exchange box (4); the circulating pump sends the heat exchange liquid into the water cooling tank (2) through the guide pipe (7), and the heat exchange liquid in the water cooling tank (2) flows back into the heat exchange tank (4) through the guide pipe (7);
the shell of the cabinet body (1) is a heat-conducting metal piece, and the shell of the cabinet body (1) is in contact with the water cooling tank (2) for heat exchange.
2. The high-voltage distribution cabinet with the line protection function according to claim 1, characterized in that an openable cabinet door (3) is arranged on the cabinet body (1), and a cavity for accommodating the installation of electrical equipment is formed inside the cabinet body (1).
3. The high-voltage power distribution cabinet with the line protection function according to claim 2, characterized in that a sealing strip (11) is arranged at the opening of the cabinet body (1); the cabinet door (3) keeps a closed state and is contacted with the sealing strip (11) to form a waterproof sealing structure.
4. The high-voltage power distribution cabinet with the line protection function according to claim 1, wherein a top cover (5) is arranged at the top of the cabinet body (1), and an exhaust fan (6) is arranged at the top of the top cover (5); the left side and the right side of the top cover (5) are provided with heat dissipation holes (51).
5. The high voltage distribution cabinet with the line protection function according to claim 4, characterized in that an exhaust fan (6) blowing upwards is arranged inside the cabinet body (1); the exhaust fan (6) is matched with the blower (9) on the top cover (5), and a heat dissipation air passage from bottom to top is formed in the cabinet body (1).
6. The high voltage power distribution cabinet with the line protection function according to claim 1, wherein a plurality of heat exchange fins (10) are arranged on the inner side wall of the cabinet body (1) at equal intervals; one end of the heat exchange sheet (10) penetrates through the inner wall of the cabinet body (1) and is inserted into the water cooling tank (2) to contact with the cooling liquid for heat exchange.
7. The high voltage distribution cabinet with line protection function according to claim 6, characterized in that the heat exchanger fins (10) are arranged obliquely downwards towards one side of the interior of the cabinet body (1).
8. The high voltage distribution cabinet with line protection according to claim 6, characterized in that the surface of the heat exchanger fins (10) is provided with protrusions that increase the contact area with the gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220508958.1U CN216872559U (en) | 2022-03-09 | 2022-03-09 | High-voltage power distribution cabinet with line protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220508958.1U CN216872559U (en) | 2022-03-09 | 2022-03-09 | High-voltage power distribution cabinet with line protection function |
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| Publication Number | Publication Date |
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| CN216872559U true CN216872559U (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220508958.1U Active CN216872559U (en) | 2022-03-09 | 2022-03-09 | High-voltage power distribution cabinet with line protection function |
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| CN (1) | CN216872559U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115133443A (en) * | 2022-08-05 | 2022-09-30 | 广东佰昌能源科技有限公司 | Bury case with pit box autogenous pressure formula compaction contact and become |
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2022
- 2022-03-09 CN CN202220508958.1U patent/CN216872559U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115133443A (en) * | 2022-08-05 | 2022-09-30 | 广东佰昌能源科技有限公司 | Bury case with pit box autogenous pressure formula compaction contact and become |
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