CN214069343U - Power distribution cabinet - Google Patents
Power distribution cabinet Download PDFInfo
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- CN214069343U CN214069343U CN202120065224.6U CN202120065224U CN214069343U CN 214069343 U CN214069343 U CN 214069343U CN 202120065224 U CN202120065224 U CN 202120065224U CN 214069343 U CN214069343 U CN 214069343U
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Abstract
The utility model discloses a power distribution cabinet, which relates to the technical field of transformer substations, and the key point of the technical proposal is that the power distribution cabinet comprises a cabinet body, wherein a circuit board is arranged in the cabinet body, a heat absorption device is arranged in the cabinet body, and one side of the cabinet body is provided with a cooling fan; the heat absorption device comprises a heat absorption pipe positioned at the back of the circuit board, a heat dissipation pipe positioned at the air blowing side of the cooling fan, a transition pipe playing a role in connection and a water pump for providing power. The invention has the effect of improving the heat dissipation effect of the power distribution cabinet.
Description
Technical Field
The utility model relates to a transformer substation technical field especially relates to a power distribution cabinet.
Background
The switch board can be called as the cubical switchboard again, it is used for the electric products that play functions such as break-make, control or protection in power system electricity generation, transmission of electricity, distribution, electric energy conversion and consumption, in use because the very high heat that leads to producing of switch board internal resistance total value is very high, lead to the interior temperature of cabinet to rise then, the high temperature can influence the stability of distribution equipment operation and the life of components and parts in the high voltage distribution cabinet, still can lead to the conflagration when serious, consequently high voltage distribution cabinet's heat abstractor is vital.
In the prior art, a Chinese utility model with an authorization publication number of CN209626696U discloses a high voltage distribution cabinet with easy heat dissipation, which comprises a high-voltage power distribution cabinet body, a plurality of air inlets and heat dissipation ports which are positioned on the side wall of the high-voltage power distribution cabinet body, wherein the outer part of the air inlet is connected with an air blower, the inner wall of the high-voltage power distribution cabinet body is provided with a temperature sensor and a controller, a plurality of adjustable cover plates are hinged at the heat dissipation opening, the adjustable cover plate is connected with an angle adjusting device which comprises driven connecting rods connected with a plurality of adjustable cover plates, the adjustable apron lateral wall is equipped with rectangular shape groove, and rectangular shape inslot is equipped with a slider and rotates with driven connecting rod to be connected, and driven connecting rod rotates with drive connecting rod to be connected, and drive connecting rod passes through transmission and is connected with the motor, and the motor passes through the controller to be connected with temperature sensor, angle adjusting device reaches temperature sensor all connects in the controller.
The position that the switch board generates heat is the components and parts in the switch board, and this part heat production high heat is piled up easily, is the part of the high heat content in the switch board. However, the high-voltage power distribution cabinet easy to dissipate heat dissipates heat in a mode of directly ventilating the cabinet, so that a certain heat dissipation effect can be achieved, but the heat dissipation effect on the heat accumulation part is not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a switch board can concentrate the position that generates heat in the switch board and dispel the heat, improves the radiating effect of switch board.
In order to achieve the above purpose, the utility model provides a following technical scheme: a power distribution cabinet comprises a cabinet body, wherein a circuit board is arranged in the cabinet body, a heat absorption device is arranged in the cabinet body, and a cooling fan is arranged on one side of the cabinet body; the heat absorption device comprises a heat absorption pipe positioned at the back of the circuit board, a heat dissipation pipe positioned at the air blowing side of the cooling fan, a transition pipe playing a role in connection and a water pump for providing power.
By adopting the technical scheme, the cooling liquid in the heat absorption pipe absorbs the heat near the heat absorption pipe; cooling liquid enters the radiating pipe through the transition pipe, and the cooling fan blows air to the radiating pipe for radiating so as to discharge heat of the cooling liquid in the radiating pipe; the cooling liquid returns into the suction pipe through the transition pipe to complete a heat dissipation cycle, and in the process, the water pump provides power for the movement of the cooling liquid; the heat of the heat concentration part in the power distribution cabinet is absorbed through the cooling liquid, and the heat dissipation effect of the power distribution cabinet is improved.
The utility model discloses further set up to: the heat absorption tube is provided with a heat absorption row for the heat absorption tube to pass through, and the heat dissipation tube is provided with a heat dissipation row for the heat dissipation tube to pass through; the heat absorption row and the heat dissipation row are fixedly provided with a plurality of fins for the heat absorption tube and the heat dissipation tube to pass through, and the heat dissipation tube and the heat absorption tube are arranged in a winding manner.
Through adopting above-mentioned technical scheme, the fin can carry out the heat exchange with heat absorption pipe or cooling tube, accelerates the heat absorption of heat absorption pipe or the heat dissipation of cooling tube, improves the radiating effect of switch board.
The utility model discloses further set up to: the heat absorption device also comprises a transparent liquid box, and a liquid inlet pipe and a liquid outlet pipe are communicated with the liquid box; the bottom ends of the liquid outlet pipe and the liquid inlet pipe extend into the bottom end of the liquid tank; one end of the liquid outlet pipe and one end of the liquid inlet pipe far away from the liquid box are communicated with the transition pipe.
Through adopting above-mentioned technical scheme, the transparent water tank can feed back the behavior of the coolant liquid in the water tank, is convenient for know the behavior of coolant liquid.
The utility model discloses further set up to: the bottom end of the liquid tank is in threaded connection with a liquid outlet plug, and the top end of the liquid tank is in threaded connection with a liquid inlet plug.
By adopting the technical scheme, the liquid inlet plug positioned at the top end of the liquid tank is convenient for introducing cooling liquid into the liquid tank; the liquid outlet plug positioned at the bottom end of the liquid tank is convenient for discharging the cooling liquid in the liquid tank.
The utility model discloses further set up to: a ventilation device for ventilating the cabinet body is arranged on one side of the cabinet body, which is far away from the cooling fan; the ventilation device comprises a ventilation fan fixed on the inner wall of the cabinet body.
Through adopting above-mentioned technical scheme, ventilation unit ventilates the inside of the cabinet body, increases the radiating effect of the cabinet body.
The utility model discloses further set up to: the ventilation device further comprises a support frame fixed on the outer wall of the cabinet body and a filter screen in sliding connection with the support frame.
Through adopting above-mentioned technical scheme, the filter screen blocks impurity, reduces the inside that external impurity enters into the cabinet body.
The utility model discloses further set up to: a fixing component for fixing the sliding filter screen is fixed on the inner wall of the cabinet body; the fixing assembly comprises a fixing block fixed on the outer wall of the cabinet body and a blocking block in sliding connection with the fixing block; the top of the stop block is fixed with a shifting block, and a sliding groove for sliding the shifting block is formed in the fixed block.
By adopting the technical scheme, when the shifting block slides to the bottom end of the sliding chute, the blocking block is positioned on one side of the filter screen to block the sliding of the filter screen; when the shifting block is located at the top end of the sliding groove, the blocking block cannot block the movement of the filter screen, and the shifting block is shifted to facilitate blocking of the filter screen.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the cooling liquid in the heat absorption pipe absorbs heat near the heat absorption pipe; cooling liquid enters the radiating pipe through the transition pipe, and the cooling fan blows air to the radiating pipe for radiating so as to discharge heat of the cooling liquid in the radiating pipe; the cooling liquid returns into the suction pipe through the transition pipe to complete a heat dissipation cycle, and in the process, the water pump provides power for the movement of the cooling liquid; the cooling liquid absorbs the heat of the heat concentrated part in the power distribution cabinet, so that the heat dissipation effect of the power distribution cabinet is improved;
2. the fins can exchange heat with the heat absorption tubes or the radiating tubes, so that heat absorption of the heat absorption tubes or heat radiation of the radiating tubes is accelerated, and the heat radiation effect of the power distribution cabinet is improved;
3. the transparent water tank can feed back the working condition of the cooling liquid in the water tank, so that the working condition of the cooling liquid can be conveniently known.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic view of a heat sink;
FIG. 3 is a schematic view showing the construction of the ventilating device;
fig. 4 is a schematic structural view of the barrier.
In the figure: 1. a cabinet body; 11. a circuit board; 2. a cooling fan; 3. a heat sink; 31. heat absorption and discharge; 311. a fin; 32. a heat absorbing tube; 33. a transition duct; 34. heat dissipation is carried out; 35. a radiating pipe; 36. a liquid tank; 361. a liquid outlet pipe; 362. a liquid inlet pipe; 363. discharging a liquid plug; 364. a liquid inlet plug; 37. a water pump; 4. a ventilation device; 41. ventilating fans; 42. a support frame; 43. filtering with a screen; 44. a fixing assembly; 441. a fixed block; 4411. a chute; 442. a blocking block; 4422. and (5) shifting blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a power distribution cabinet, as shown in fig. 1, comprises a cabinet body 1, a heat absorption device 3 arranged inside the cabinet body 1, a cooling fan 2 arranged on one side of the cabinet body 1, and a ventilation device 4 arranged on the other side of the cabinet body 1. The cabinet body 1 is internally provided with a circuit board 11, and the heat sink 3 is positioned at the accessory of the circuit board 11.
Referring to fig. 2, the heat sink 3 includes a heat absorbing bank 31 disposed at the back of the circuit board 11, a heat absorbing pipe 32 passing through the heat absorbing bank 31, a transition pipe 33 communicating with the heat absorbing pipe 32, a heat dissipating pipe 35 communicating with the transition pipe 33, a heat dissipating bank 34 passed through by the heat dissipating pipe 35, a liquid tank 36 communicating with the transition pipe 33, and a water pump 37.
The heat absorbing pipe 32 and the heat radiating pipe 35 are each serpentine-arranged to pass through the heat absorbing bank 31 or the heat radiating bank 34 a plurality of times. A plurality of fins 311 for the heat absorption pipe 32 and the heat dissipation pipe 35 to pass through are fixed on the heat absorption row 31 and the heat dissipation row 34; the fins 311 can exchange heat with the heat absorbing pipe 32 or the heat dissipating pipe 35, and accelerate heat absorption of the heat absorbing pipe 32 or heat dissipation of the heat dissipating pipe 35. The transition duct 33 serves as an auxiliary connection. The cooling fan 2 blows air to the radiating duct 4, thereby radiating the radiating pipe 35. The heat absorption tube 32, the heat dissipation tube 35 and the transition tube 33 are all filled with cooling liquid (which may be non-conductive liquid such as glycerol, distilled water, etc.).
The liquid tank 36 is respectively communicated with a liquid outlet tube 361 and a liquid inlet tube 362, and the bottom ends of the liquid outlet tube 361 and the liquid inlet tube 362 extend into the bottom end of the liquid tank 36. The liquid tank 36 is made of transparent materials (acrylic or glass and the like), the bottom end of the liquid tank 36 is in threaded connection with a liquid outlet plug 363, and the top end of the liquid tank 36 is in threaded connection with a liquid inlet plug 364; the liquid outlet plug 363 and the liquid inlet plug 364 are convenient for introducing liquid into the liquid tank 36 or discharging liquid out. One end of the liquid inlet pipe 362 far away from the liquid tank 36 is communicated with a water pump 37, and the other end of the water pump 37 is communicated with the transition pipe 33.
The cooling liquid starts from the liquid outlet pipe 361, enters the heat absorption pipe 32 through the transition pipe 33, and absorbs heat near the heat absorption pipe 32 in the heat absorption pipe 32; then enters the radiating pipe 35 through the transition pipe 33, and the cooling fan 2 blows air to the radiating pipe 35 for radiating, and discharges the heat of the cooling liquid in the radiating pipe 35; the coolant continues to travel through the transition pipe 33 and the inlet pipe 362 back into the tank 36, completing a heat sink cycle in which the water pump 37 powers the movement of the coolant.
Referring to fig. 1 and 3, the ventilating device 4 includes a ventilating fan 41 fixed on the inner wall of the cabinet 1, a supporting frame 42 fixed on the outer wall of the cabinet 1, a filter screen 43 slidably connected to the supporting frame 42, and a fixing assembly 44 for fixing the filter screen 43 after sliding. The ventilating fan 41 ventilates the inside of the cabinet 1.
Referring to fig. 3 and 4, the fixing assembly 44 includes a fixing block 441 fixed on an outer wall of the cabinet 1 and a stopper 442 slidably coupled to the fixing block 441. A shifting block 4422 is fixed at the top end of the blocking block 442, and a sliding groove 4411 for the shifting block 4422 to slide is formed in the fixed block 441. When the shifting block 4422 slides to the bottom end of the sliding groove 4411, the blocking block 442 is positioned at one side of the filter screen 43 to block the sliding of the filter screen 43; when the pick 4422 is positioned at the top end of the slide groove 4411, the blocking piece 442 cannot block the movement of the filter screen 43.
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 (7)
1. The utility model provides a power distribution cabinet, includes the cabinet body (1), is provided with circuit board (11) in the cabinet body (1), its characterized in that: a heat absorption device (3) is arranged in the cabinet body (1), and a cooling fan (2) is arranged on one side of the cabinet body (1); the heat absorption device (3) comprises a heat absorption pipe (32) positioned on the back of the circuit board (11), a heat dissipation pipe (35) positioned on the air blowing side of the cooling fan (2), a transition pipe (33) playing a connecting role and a water pump (37) for providing power.
2. The electrical distribution cabinet according to claim 1, characterized in that: the heat absorption tube (32) is provided with a heat absorption row (31) for the heat absorption tube (32) to pass through, and the heat dissipation tube (35) is provided with a heat dissipation row (34) for the heat dissipation tube (35) to pass through; a plurality of fins (311) for the heat absorption pipe (32) and the heat dissipation pipe (35) to pass through are fixed on the heat absorption row (31) and the heat dissipation row (34), and the heat dissipation pipe (35) and the heat absorption pipe (32) are arranged in a winding manner.
3. The electrical distribution cabinet according to claim 1, characterized in that: the heat absorption device (3) also comprises a transparent liquid box (36), and a liquid inlet pipe (362) and a liquid outlet pipe (361) are communicated with the liquid box (36); the bottom ends of the liquid outlet pipe (361) and the liquid inlet pipe (362) extend into the bottom end of the liquid box (36); one end of the liquid outlet pipe (361) and one end of the liquid inlet pipe (362) far away from the liquid tank (36) are communicated with the transition pipe (33).
4. The electrical distribution cabinet according to claim 3, characterized in that: the bottom end of the liquid tank (36) is in threaded connection with a liquid outlet plug (363), and the top end of the liquid tank (36) is in threaded connection with a liquid inlet plug (364).
5. The electrical distribution cabinet according to claim 1, characterized in that: a ventilation device (4) for ventilating the cabinet body (1) is arranged on one side of the cabinet body (1) far away from the cooling fan (2); the ventilation device (4) comprises a ventilation fan (41) fixed on the inner wall of the cabinet body (1).
6. The electrical distribution cabinet according to claim 5, characterized in that: the ventilation device (4) further comprises a support frame (42) fixed on the outer wall of the cabinet body (1) and a filter screen (43) in sliding connection with the support frame (42).
7. The electrical distribution cabinet according to claim 6, characterized in that: a fixing component (44) for fixing the sliding filter screen is fixed on the inner wall of the cabinet body (1); the fixing assembly (44) comprises a fixing block (441) fixed on the outer wall of the cabinet body (1) and a blocking block (442) connected with the fixing block (441) in a sliding mode; the top end of the blocking block (442) is fixed with a shifting block (4422), and the fixed block (441) is provided with a sliding groove (4411) for the shifting block (4422) to slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065224.6U CN214069343U (en) | 2021-01-12 | 2021-01-12 | Power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120065224.6U CN214069343U (en) | 2021-01-12 | 2021-01-12 | Power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214069343U true CN214069343U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120065224.6U Active CN214069343U (en) | 2021-01-12 | 2021-01-12 | Power distribution cabinet |
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| Country | Link |
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| CN (1) | CN214069343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172263A (en) * | 2021-10-21 | 2022-03-11 | 国网安徽省电力有限公司电力科学研究院 | Data monitoring device for power transmission and transformation secondary protection and acquisition method thereof |
-
2021
- 2021-01-12 CN CN202120065224.6U patent/CN214069343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172263A (en) * | 2021-10-21 | 2022-03-11 | 国网安徽省电力有限公司电力科学研究院 | Data monitoring device for power transmission and transformation secondary protection and acquisition method thereof |
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