CN220476202U - Backplate air conditioner cooling system - Google Patents
Backplate air conditioner cooling system Download PDFInfo
- Publication number
- CN220476202U CN220476202U CN202322058366.1U CN202322058366U CN220476202U CN 220476202 U CN220476202 U CN 220476202U CN 202322058366 U CN202322058366 U CN 202322058366U CN 220476202 U CN220476202 U CN 220476202U
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- water
- pipe
- cooling
- heat exchanger
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- 238000001816 cooling Methods 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 131
- 239000000498 cooling water Substances 0.000 claims abstract description 30
- 230000017525 heat dissipation Effects 0.000 claims abstract description 26
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 22
- 229910052731 fluorine Inorganic materials 0.000 claims description 22
- 239000011737 fluorine Substances 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 abstract description 10
- 238000005057 refrigeration Methods 0.000 abstract description 9
- 230000005855 radiation Effects 0.000 abstract description 8
- 230000000191 radiation effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a back plate air conditioner heat dissipation system, in particular to the technical field of back plate air conditioners, which comprises a cabinet cooling coil arranged at the back of a machine room cabinet, wherein the connecting end of the cabinet cooling coil is communicated with a first heat dissipation unit and a second heat dissipation unit; the first radiating unit and the second radiating unit comprise water-cooled water chilling units arranged outside the machine room, the end parts of the water-cooled water chilling units are connected with cooling water supply pipes, and one ends of the cooling water supply pipes are connected with cooling towers. The first heat radiation unit and the second heat radiation unit designed by the utility model can adopt a double-cold-source refrigeration mode based on the combination of two heat radiation modes of the water-cooling backboard and the heat pipe backboard, so that the optimal refrigeration mode can be conveniently switched according to actual refrigeration demands, the water-cooling backboard adopts water as a secondary refrigerant, the heat pipe backboard adopts freon as the secondary refrigerant, and the heat radiation units can be mutually complementally switched for use, thereby achieving the exchange of heat in a machine room cabinet and achieving good heat radiation effect.
Description
Technical Field
The utility model relates to the technical field of backboard air conditioners, in particular to a backboard air conditioner heat dissipation system.
Background
The back plate air conditioner consists of a cooling coil pipe arranged on the back of the data center frame, a refrigerating unit for providing a cold source and a cooling water system. The machine room cold air is sucked into the machine cabinet and cools the equipment under the action of the equipment fan in the machine cabinet, the heat-absorbed air flows to the cooling coil arranged at the back of the machine cabinet, the hot air exchanges heat with the cooling coil, heat is transferred to the refrigerant in the heat exchanger, and the cooled air with the lowered temperature is blown out from the back plate, so that the air circulation of the machine room is completed.
According to the difference of the used secondary refrigerant, the backboard air conditioner can be divided into a water-cooling backboard and a heat pipe backboard, wherein the water-cooling backboard adopts water as the secondary refrigerant, chilled water enters the machine room, the risk of the machine room becomes high, the heat pipe backboard adopts freon as the secondary refrigerant, the investment is high, and the heat exchange is performed once more, so that the system efficiency is slightly low.
Disclosure of Invention
The technical scheme of the utility model aims at the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and provides a back plate air conditioner heat dissipation system in order to overcome the defects of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the back plate air conditioner heat dissipation system comprises a cabinet cooling coil pipe arranged at the back of a machine room cabinet, wherein the connecting end of the cabinet cooling coil pipe is communicated with a first heat dissipation unit and a second heat dissipation unit;
the first heat radiating unit and the second heat radiating unit both comprise a water-cooled water chilling unit arranged outside the machine room, the end part of the water-cooled water chilling unit is connected with a cooling water supply pipe, one end of the cooling water supply pipe is connected with a cooling tower, a cooling water return pipe is communicated between the cooling tower and the water-cooled water chilling unit, a cooling water pump is arranged on the cooling water return pipe, a plate heat exchanger is arranged on the outer side of the water-cooled water chilling unit, a second water pipe is connected between the plate heat exchanger and the water-cooled water chilling unit, a fourth water pipe is connected between the plate heat exchanger and the cooling water return pipe, and one end part of the water-cooled water chilling unit is connected with a first water pipe;
the first radiating unit comprises a heat exchanger, a fluorine outlet pipe is connected between the output end of the heat exchanger and the cabinet cooling coil, a fluorine inlet pipe is connected between the input end of the heat exchanger and the cabinet cooling coil, a chilled water supply pipe is communicated between the other input end of the heat exchanger and the first water pipe, a chilled water return pipe is communicated between the other output end of the heat exchanger and the first water pipe, and a chilled water pump is arranged on the chilled water return pipe;
the second heat radiating unit comprises a water tank, a water inlet pipe is communicated between the output end of the water tank and the cabinet cooling coil, a water outlet pipe is communicated between the input end of the water tank and the cabinet cooling coil, the other input end of the heat exchanger is communicated with a chilled water supply pipe, and the other output end of the heat exchanger is communicated with a chilled water return pipe.
As a further improvement of the technical scheme of the utility model, connecting ports are arranged at the top of the cabinet cooling coil at the end parts of the fluorine outlet pipe and the fluorine inlet pipe, and electromagnetic valves are arranged on the fluorine outlet pipe and the fluorine inlet pipe.
As a further improvement of the technical scheme of the utility model, connecting ports are arranged at the bottom of the cabinet cooling coil corresponding to the end parts of the water outlet pipe and the water inlet pipe, and electromagnetic valves are arranged on the water outlet pipe and the water inlet pipe.
As a further improvement of the technical scheme of the utility model, electromagnetic valves are arranged on the chilled water supply pipe and the chilled water return pipe at positions respectively close to the heat exchanger and the water tank.
As a further improvement of the technical scheme of the utility model, the first water pipe is provided with a three-way pipe, a third water pipe is connected between one end part of the three-way pipe and the plate heat exchanger, and the third water pipe is provided with an electromagnetic valve.
As a further improvement of the technical scheme of the utility model, a multi-way pipe is connected at the connection position of the end part of the cooling water supply pipe, the water-cooled water chilling unit and the end part of the cooling water return pipe, a fifth water pipe is communicated between one port of the multi-way pipe and the plate heat exchanger, and an electromagnetic valve is arranged on the fifth water pipe.
As a further improvement of the technical scheme of the utility model, the second water pipe is provided with a solenoid valve for controlling the flow of liquid, and the fourth water pipe is provided with a solenoid valve for controlling the flow of liquid.
The utility model has the beneficial effects that:
the first heat radiation unit and the second heat radiation unit designed by the utility model can adopt a double-cold-source refrigeration mode based on the combination of two heat radiation modes of the water-cooling backboard and the heat pipe backboard, so that the optimal refrigeration mode can be conveniently switched according to the actual refrigeration requirement, the water-cooling backboard adopts water as a secondary refrigerant, the heat pipe backboard adopts freon as the secondary refrigerant, the heat pipe backboard can be mutually complementarily switched for use, and the heat pipe backboard can be used for standby without influencing the normal heat radiation use when a certain device fails or overhauls, thereby achieving the exchange of heat in a machine room cabinet and achieving a good heat radiation effect.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
The reference numerals are: 1. a cabinet cooling coil; 2. a heat exchanger; 3. a fluorine outlet pipe; 4. a fluorine inlet pipe; 5. a chilled water supply pipe; 6. a chilled water return line; 7. a water-cooled chiller; 8. a first water pipe; 9. a chilled water pump; 10. a cooling tower; 11. a cooling water supply pipe; 12. a cooling water pump; 13. a cooling water return pipe; 14. a water tank; 15. a water outlet pipe; 16. a water inlet pipe; 17. a plate heat exchanger; 18. a second water pipe; 19. a third water pipe; 20. a fourth water pipe; 21. and a fifth water pipe.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The back plate air conditioner heat dissipation system shown in the attached figure 1 comprises a cabinet cooling coil 1 arranged at the back of a machine room cabinet, wherein the connecting end of the cabinet cooling coil 1 is communicated with a first heat dissipation unit and a second heat dissipation unit;
the first heat radiating unit and the second heat radiating unit both comprise a water-cooled water chilling unit 7 arranged outside a machine room, the end part of the water-cooled water chilling unit 7 is connected with a cooling water supply pipe 11, one end of the cooling water supply pipe 11 is connected with a cooling tower 10, a cooling water return pipe 13 is communicated between the cooling tower 10 and the water-cooled water chilling unit 7, a cooling water pump 12 is arranged on the cooling water return pipe 13, a plate heat exchanger 17 is arranged on the outer side of the water-cooled water chilling unit 7, a second water pipe 18 is connected between the plate heat exchanger 17 and the water-cooled water chilling unit 7, a fourth water pipe 20 is connected between the plate heat exchanger 17 and the cooling water return pipe 13, and one end part of the water-cooled water chilling unit 7 is connected with a first water pipe 8;
the first radiating unit comprises a heat exchanger 2, a fluorine outlet pipe 3 is connected between the output end of the heat exchanger 2 and the cabinet cooling coil 1, a fluorine inlet pipe 4 is connected between the input end of the heat exchanger 2 and the cabinet cooling coil 1, a chilled water supply pipe 5 is communicated between the other input end of the heat exchanger 2 and a first water pipe 8, a chilled water return pipe 6 is communicated between the other output end of the heat exchanger 2 and the first water pipe 8, and a chilled water pump 9 is arranged on the chilled water return pipe 6;
the second heat dissipation unit comprises a water tank 14, a water inlet pipe 16 is communicated between the output end of the water tank 14 and the cabinet cooling coil 1, a water outlet pipe 15 is communicated between the input end of the water tank 14 and the cabinet cooling coil 1, the other input end of the heat exchanger 2 is communicated with the chilled water supply pipe 5, and the other output end of the heat exchanger 2 is communicated with the chilled water return pipe 6.
Preferably, the top of the cabinet cooling coil 1 is provided with connection ports corresponding to the end connection parts of the fluorine outlet pipe 3 and the fluorine inlet pipe 4, and electromagnetic valves are arranged on the fluorine outlet pipe 3 and the fluorine inlet pipe 4, so that the circulation of medium inside the fluorine outlet pipe 3 and the fluorine inlet pipe 4 in the cabinet cooling coil 1 can be controlled conveniently during use.
Preferably, the bottom of the cabinet cooling coil 1 is provided with connection ports corresponding to the end connection parts of the water outlet pipe 15 and the water inlet pipe 16, and electromagnetic valves are arranged on the water outlet pipe 15 and the water inlet pipe 16, so that the circulation of medium inside the water outlet pipe 15 and the water inlet pipe 16 inside the cabinet cooling coil 1 is controlled in use.
Preferably, solenoid valves are installed on the chilled water supply pipe 5 and the chilled water return pipe 6 near the heat exchanger 2 and the water tank 14, respectively, so that chilled water can be directly flowed into the heat exchanger 2 or the water tank 14 when medium switching is performed.
Preferably, a three-way pipe is installed on the first water pipe 8, a third water pipe 19 is connected between one end of the three-way pipe and the plate heat exchanger 17, an electromagnetic valve is installed on the third water pipe 19, a multi-way pipe is connected at the end connection part of the cooling water supply pipe 11, the water-cooled chiller 7 and the cooling water return pipe 13, a fifth water pipe 21 is communicated between one port of the multi-way pipe and the plate heat exchanger 17, an electromagnetic valve is installed on the fifth water pipe 21, an electromagnetic valve for controlling the flow of liquid is installed on the second water pipe 18, an electromagnetic valve for controlling the flow of liquid is installed on the fourth water pipe 20, the arranged plate heat exchanger 17 is used for switching with the water-cooled chiller 7 to achieve complementation, and the multi-way pipe can be used for standby without affecting the normal heat dissipation when a certain device fails or overhauls.
Working principle: the utility model designs a back plate air conditioner heat dissipation system, the specific structure of which is shown in the attached figure 1 of the specification, in the technical scheme, the first heat dissipation unit and the second heat dissipation unit are based on the combination of two heat dissipation modes of a water-cooling back plate and a heat pipe back plate, namely, a double-cold-source refrigeration mode can be adopted, the optimal refrigeration mode is conveniently switched according to actual refrigeration demands, the water-cooling back plate adopts water as a secondary refrigerant, the heat pipe back plate adopts freon as the secondary refrigerant, and the heat exchange inside a machine room cabinet can be mutually complementarily switched for use, so that a good heat dissipation effect can be achieved.
In the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other without conflict;
finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a backplate air conditioner cooling system, includes rack cooling coil (1) of installing at computer lab rack back, its characterized in that: the connecting end of the cabinet cooling coil (1) is communicated with a first heat dissipation unit and a second heat dissipation unit;
the first heat radiating unit and the second heat radiating unit both comprise a water-cooled water chilling unit (7) arranged outside a machine room, the end part of the water-cooled water chilling unit (7) is connected with a cooling water supply pipe (11), one end of the cooling water supply pipe (11) is connected with a cooling tower (10), a cooling water return pipe (13) is communicated between the cooling tower (10) and the water-cooled water chilling unit (7), a cooling water pump (12) is arranged on the cooling water return pipe (13), a plate heat exchanger (17) is arranged on the outer side of the water-cooled water chilling unit (7), a second water pipe (18) is connected between the plate heat exchanger (17) and the water-cooled water chilling unit (7), a fourth water pipe (20) is connected between the plate heat exchanger (17) and the cooling water return pipe (13), and one end part of the water-cooled water chilling unit (7) is connected with a first water pipe (8).
The first heat radiating unit comprises a heat exchanger (2), a fluorine outlet pipe (3) is connected between the output end of the heat exchanger (2) and the cabinet cooling coil (1), a fluorine inlet pipe (4) is connected between the input end of the heat exchanger (2) and the cabinet cooling coil (1), a chilled water supply pipe (5) is communicated between the other input end of the heat exchanger (2) and the first water pipe (8), a chilled water return pipe (6) is communicated between the other output end of the heat exchanger (2) and the first water pipe (8), and a chilled water pump (9) is arranged on the chilled water return pipe (6);
the second heat radiating unit comprises a water tank (14), a water inlet pipe (16) is communicated between the output end of the water tank (14) and the cabinet cooling coil (1), a water outlet pipe (15) is communicated between the input end of the water tank (14) and the cabinet cooling coil (1), the other input end of the heat exchanger (2) is communicated with the chilled water supply pipe (5), and the other output end of the heat exchanger (2) is communicated with the chilled water return pipe (6).
2. A backplate air conditioner heat dissipation system according to claim 1, wherein: the top of the cabinet cooling coil (1) is provided with connecting ports corresponding to the end connection parts of the fluorine outlet pipe (3) and the fluorine inlet pipe (4), and electromagnetic valves are arranged on the fluorine outlet pipe (3) and the fluorine inlet pipe (4).
3. A backplate air conditioner heat dissipation system according to claim 1, wherein: the bottom of the cabinet cooling coil (1) is provided with connecting ports corresponding to the end connection parts of the water outlet pipe (15) and the water inlet pipe (16), and electromagnetic valves are arranged on the water outlet pipe (15) and the water inlet pipe (16).
4. A backplate air conditioner heat dissipation system according to claim 1, wherein: electromagnetic valves are arranged at positions, which are close to the heat exchanger (2) and the water tank (14), on the chilled water supply pipe (5) and the chilled water return pipe (6) respectively.
5. A backplate air conditioner heat dissipation system according to claim 1, wherein: a three-way pipe is arranged on the first water pipe (8), a third water pipe (19) is connected between one end part of the three-way pipe and the plate heat exchanger (17), and an electromagnetic valve is arranged on the third water pipe (19).
6. A backplate air conditioner heat dissipation system according to claim 1, wherein: a multi-way pipe is connected to the connection position of one end part of the cooling water supply pipe (11) and the end part of the cooling water return pipe (13), a fifth water pipe (21) is communicated between one end part of the multi-way pipe and the plate heat exchanger (17), and an electromagnetic valve is installed on the fifth water pipe (21).
7. A backplate air conditioner heat dissipation system according to claim 1, wherein: the second water pipe (18) is provided with a solenoid valve for controlling the flow of liquid, and the fourth water pipe (20) is provided with a solenoid valve for controlling the flow of liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322058366.1U CN220476202U (en) | 2023-08-02 | 2023-08-02 | Backplate air conditioner cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322058366.1U CN220476202U (en) | 2023-08-02 | 2023-08-02 | Backplate air conditioner cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220476202U true CN220476202U (en) | 2024-02-09 |
Family
ID=89797352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322058366.1U Active CN220476202U (en) | 2023-08-02 | 2023-08-02 | Backplate air conditioner cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220476202U (en) |
-
2023
- 2023-08-02 CN CN202322058366.1U patent/CN220476202U/en active Active
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