CN215991728U

CN215991728U - Heat exchanger

Info

Publication number: CN215991728U
Application number: CN202122167891.8U
Authority: CN
Inventors: 王刚; 文科; 徐盛腾; 郭勇
Original assignee: Suzhou Envicool Temperature Control Technology Co ltd
Current assignee: Suzhou Envicool Temperature Control Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-08
Anticipated expiration: 2031-09-08

Abstract

The application discloses heat transfer device, this heat transfer device include rack, circulating pump, heat exchanger, liquid inlet pipe way, drain pipe and fan, circulating pump, heat exchanger, liquid inlet pipe way and drain pipe set up respectively in the rack, liquid inlet pipe way warp the circulating pump connect in the feed liquor end of heat exchanger, the drain pipe connect in the drain pipe end of heat exchanger, the fan set up in the rack and be located one side of heat exchanger for the drive the outer air stream of rack flows through the heat exchanger. This application is through being provided with the fan in the rack to through the outer air current flow through heat exchanger of fan drive rack, and then make the heat transfer working medium quick cooling in the heat exchanger, for liquid cooling server provides low temperature heat transfer working medium high-efficiently, with the heat dissipation demand that satisfies the server.

Description

Heat exchanger

Technical Field

The application relates to the technical field of server heat dissipation, in particular to a heat exchange device.

Background

Along with the technical development in the computer field, data center's construction is more and more extensive, but traditional data center power consumption is big, because during the high power consumption chip that integrates was used to the server more and more, the heat that produces in the server operation process is bigger and bigger, leads to the radiating demand of server also to be higher and higher, nevertheless, the heat transfer working medium cooling rate that is used for carrying out the heat exchange heat dissipation to the server at present is slow, can't satisfy the heat dissipation demand of server.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the main object of the present application is to provide a heat exchange device capable of efficiently cooling and exchanging heat.

In order to achieve the above purpose, the following technical solutions are specifically adopted in the present application:

the application discloses heat transfer device, this heat transfer device includes:

a cabinet;

the circulating pump is arranged in the cabinet;

the heat exchanger is arranged in the cabinet;

the liquid inlet pipeline is arranged in the cabinet and is connected to the liquid inlet end of the heat exchanger through the circulating pump;

the liquid outlet pipeline is arranged in the cabinet and connected to the liquid outlet end of the heat exchanger;

and the fan is arranged in the cabinet and positioned on one side of the heat exchanger and used for driving the air outside the cabinet to flow through the heat exchanger.

In a specific embodiment, the cabinet includes a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, the first sidewall and the second sidewall being disposed opposite each other, the third sidewall and the fourth sidewall being disposed opposite each other;

the feed liquor pipeline is followed the internal surface of third lateral wall sets up, just the feed liquor pipeline has the feed liquor interface, the feed liquor interface set up in first lateral wall extends to the surface of first lateral wall, the drain pipe is followed the internal surface of fourth lateral wall sets up, just the drain pipeline has a liquid outlet, liquid outlet set up in first lateral wall extends to the surface of first lateral wall.

In a specific embodiment, the heat exchanger comprises a first part and a second part, the first part and the second part are connected to form a V-shaped structure, the heat exchanger of the V-shaped structure is opened towards the first side wall, and the fan is arranged between the heat exchanger and the first side wall.

In a specific implementation manner, the heat exchange device further comprises a liquid supplementing assembly, the liquid supplementing assembly is connected to the liquid inlet pipeline, and the liquid supplementing assembly is used for supplementing heat exchange working media to the liquid inlet pipeline.

In a specific embodiment, the fluid infusion assembly includes a fluid infusion pump and a quick coupling, the fluid infusion pump is disposed in the cabinet, the quick coupling is communicated with the fluid infusion pump and extends out of the cabinet, and the fluid inlet pipeline is communicated with a fluid infusion tank located outside the cabinet through the fluid infusion pump and the quick coupling.

In a specific embodiment, the heat exchange device further comprises a filter, and the filter is disposed in the liquid inlet pipeline.

In a specific embodiment, the heat exchanger further comprises a ball valve, and the ball valve is disposed in the liquid inlet pipeline and between the filter and the circulating pump.

In a specific embodiment, the heat exchange device further comprises an expansion tank, and the expansion tank is arranged on the liquid inlet pipeline at the inlet end of the circulating pump.

In a specific embodiment, the heat exchange device further includes a flow meter, and the flow meter is disposed on the liquid outlet pipeline.

In a specific embodiment, the heat exchange device further comprises an electronic control unit, and the electronic control unit is arranged on the inner surface of the cabinet.

Compared with the prior art, the heat exchange device of this application includes rack, circulating pump, heat exchanger, liquid inlet pipeline, drain pipe and fan, circulating pump, heat exchanger, liquid inlet pipeline and drain pipe set up in the rack, liquid inlet pipeline warp the circulating pump connect in the feed liquor end of heat exchanger, the drain pipe connect in the play liquid end of heat exchanger, the fan set up in the rack and be located heat exchanger one side is used for the drive the outer air stream of rack flows through the heat exchanger, and then makes heat transfer working medium in the heat exchanger cools off fast, provides low temperature heat transfer working medium for liquid cooling server high-efficiently to satisfy the heat dissipation demand of server.

Drawings

Fig. 1 is an internal structure view of a heat exchange device provided in an embodiment of the present application.

Fig. 2 is a perspective view of a heat exchange device provided in an embodiment of the present application.

The attached drawings are as follows:

1. a cabinet; 101. a first side wall; 102. a second side wall; 103. a third side wall; 104. a fourth side wall; 105. a fifth side wall; 106. a sixth side wall; 2. a liquid inlet pipeline; 21. a liquid inlet interface; 3. a liquid outlet pipeline; 31. a liquid outlet interface; 4. a circulation pump; 5. a heat exchanger; 51. a first portion; 52. a second portion; 6. a fan; 7. a fluid infusion assembly; 71. a liquid supplementing pump; 72. a quick coupling; 8. a filter; 9. a ball valve; 10. an expansion tank; 11. a flow meter; 12. an electronic control unit; 13. an exhaust component; 100. a heat exchange device; 200. a receiving cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The embodiment of the application discloses a heat exchange device, this heat exchange device is used for cooperating with liquid cooling heat abstractor such as liquid cooling heat transfer board (set up in the server and carry out the radiating device of heat exchange with heating element such as chip) to give the heat transfer working medium that flows out from the server and dispel the heat, in order to reduce the temperature of heat transfer working medium, make the heat transfer working medium after the cooling can flow into liquid cooling heat transfer board once more and carry out the heat exchange heat dissipation to the server.

Referring to fig. 1, fig. 1 is a structural view of an interior of a heat exchanger according to an embodiment of the present application. The heat exchange device 100 comprises a cabinet 1, a liquid inlet pipeline 2, a liquid outlet pipeline 3, a circulating pump 4, a heat exchanger 5 and a fan 6. Cabinet 1 has and holds chamber 200, and liquid inlet pipe 2, drain pipe 3, circulating pump 4, heat exchanger 5 and fan 6 set up respectively in holding chamber 200, and liquid inlet pipe 2 connects in the feed liquor end of heat exchanger 5 through circulating pump 4, and drain pipe 3 connects in the play liquid end of heat exchanger 5, and heat transfer working medium can flow to in the drain pipe 3 through liquid inlet pipe 2, circulating pump 4 and heat exchanger 5 in proper order. The fan 6 is arranged in the accommodating cavity 200 and located on one side of the heat exchanger 5, and is used for driving air outside the cabinet 1 to flow through the heat exchanger 5, so that heat exchange working media in the heat exchanger 5 are rapidly cooled.

Referring to fig. 2, fig. 2 is a perspective view of a heat exchange device 100 according to an embodiment of the present application. The cabinet 1 has a first side wall 101, a second side wall 102, a third side wall 103, a fourth side wall 104, a fifth side wall 105, and a sixth side wall 106, the first side wall 101 and the second side wall 102 are disposed oppositely, the third side wall 103 and the fourth side wall 104 are disposed oppositely, and the fifth side wall 105 and the sixth side wall 106 are disposed oppositely. The fifth sidewall 105 is connected to the first sidewall 101, the second sidewall 102, the third sidewall 103 and the fourth sidewall 104, and the sixth sidewall 106 is connected to the first sidewall 101, the second sidewall 102, the third sidewall 103 and the fourth sidewall 104, respectively, to form the rectangular parallelepiped cabinet 1 having the accommodating cavity 200. The liquid inlet pipeline 2 is disposed along the inner surface of the third side wall 103, and the liquid inlet pipeline 2 has a liquid inlet port 21, and the liquid inlet port 21 is disposed on the first side wall 101 and extends to the outer surface of the first side wall 101. The liquid outlet pipe 3 is disposed along the inner surface of the fourth sidewall 104, and the liquid outlet pipe 3 has a liquid outlet port 31, and the liquid outlet port 31 is disposed on the first sidewall 101 and extends to the outer surface of the first sidewall 101.

Further, the heat exchanger 5 is a V-shaped coil structure, which includes a first portion 51 and a second portion 52, the first portion 51 and the second portion 52 are connected to form a V-shaped structure, and the heat exchanger 5 of the V-shaped structure is opened toward the first sidewall 101. The fan 6 is arranged between the heat exchanger 5 and the first side wall 101, cold air flowing out of the driving cabinet 1 through the fan 6 flows through the heat exchanger 5, and then heat exchange working media flowing through the heat exchanger 5 are dissipated, so that the heat exchange working media are rapidly cooled.

With reference to fig. 1, the heat exchanger 100 further includes a liquid supplementing assembly 7, the liquid supplementing assembly 7 is connected to the liquid inlet pipe 2, and the liquid supplementing assembly 7 can supplement the heat exchange medium to the liquid inlet pipe 2. Specifically, the fluid infusion assembly 7 includes a fluid infusion pump 71, a quick coupling 72, and a fluid infusion tank (not shown). The fluid infusion tank is arranged outside the cabinet 1, the fluid infusion pump 71 is arranged in the cabinet 1 and located between the first portion 51 and the second portion 52 of the heat exchanger 5, the quick coupling 72 is arranged on the first side wall 101 and extends to the outer surface of the first side wall 101, the fluid inlet end of the quick coupling 72 is connected to the fluid infusion tank, and the fluid outlet end of the quick coupling 72 is connected to the fluid inlet pipeline 2 through the fluid infusion pump 71. According to the liquid supplementing box, the liquid inlet pipeline 2 can be quickly and reliably connected or disconnected with the liquid supplementing box without using tools through the arrangement of the quick connector 72, the operation is convenient, and at least part of the quick connector 72 extends out of the outer surface of the first side wall 101, so that the maintenance operation of workers is facilitated; meanwhile, the fluid replacement pump 71 is arranged between the first part 51 and the second part 52 of the heat exchanger 5, so that the space between the first part 51 and the second part 52 can be fully utilized, and the overall structure of the heat exchange device 100 is more compact.

The heat exchange device 100 further comprises a filter 8, a ball valve 9, an expansion tank 10, a flow meter 11 and an electronic control unit 12. The inlet and outlet of the filter 8 are connected to the liquid inlet pipeline 2 through a quick coupler, so as to facilitate the installation, disassembly and maintenance of the filter 8. Ball valve 9 sets up in liquid inlet pipe 2 and is located between filter 8 and the circulating pump 4, controls the break-make of pipeline between filter 8 to the circulating pump 4 through ball valve 9. The expansion tank 10 is arranged on the liquid inlet pipeline 2 at the inlet end of the circulating pump 4, and the pressure in the system can be buffered through the expansion tank 10, so that the internal space is saved, and the wind resistance caused by the overlarge volume of the expansion tank 10 is reduced. Further, the axis of the expansion tank 10 is perpendicular to the sixth side wall 106. The flowmeter 11 is arranged on the liquid outlet pipeline 3, the flow of the heat exchange working medium in the liquid outlet pipeline 3 is detected through the flowmeter 11, and further, the liquid inlet end and the liquid outlet end of the flowmeter 11 are respectively connected in the liquid outlet pipeline 3 in a sealing mode in a threaded connection mode. The electronic control unit 12 is disposed on the inner surface of the third sidewall 103 and is located at one end of the third sidewall 103 close to the second sidewall 102, and meanwhile, the electronic control unit 12 is closer to the fifth sidewall 105 than to the sixth sidewall 106. The electric control unit 12 is arranged at one end of the third side wall 103 close to the second side wall 102 and is arranged close to the fifth side wall 105 relative to the sixth side wall 106, so that wiring operation and maintenance are facilitated.

When the filter 8 is maintained, water must be drained to maintain the filter 8, and if the ball valve 9 is not arranged, the water in the whole system needs to be drained when the filter 8 is maintained, but the water has a period; after filter 8 maintains, need toward the interior water injection again of system, still need exhaust once more after the water injection is accomplished, consequently just need spend more time to accomplish above-mentioned drainage, water injection and steps such as exhaust, this application passes through the setting of ball valve 9, when maintaining filter 8, need not all to drain the water in the entire system, only need to reserve this section water drainage of joint department outside ball valve 9 to the unit, can maintain filter 8.

This heat transfer device 100 still includes a plurality of pressure sensor, temperature sensor and controller, and a plurality of pressure sensor set up respectively on liquid inlet pipe way 2 and the outlet pipe way, and a plurality of pressure sensor are connected with the controller respectively, detect liquid inlet pipe way 2 and outlet pipe way 3's pressure through pressure sensor to make the controller can adjust circulating pump 4 according to pressure sensor's testing result control. A plurality of temperature sensor set up respectively in admission pipe way 2 and drain pipe 3, and a plurality of temperature sensor are connected with the controller respectively, detect the temperature of admission pipe way 2 and drain pipe 3 through temperature sensor to make the controller can adjust the functioning speed of fan 6 according to temperature sensor's detection structure control. For example, if the temperature of the heat exchange working medium in the liquid inlet pipeline 2 is higher or lower than a preset temperature range, the cold quantity is adjusted by adjusting the rotating speed of the fan 6 so as to ensure that the temperature of the heat exchange working medium is within the preset temperature range.

Furthermore, the liquid inlet end and the liquid outlet end of the filter 8 are respectively provided with a pressure sensor, and the pressure difference between the two ends of the filter 8 is detected by the pressure sensors so as to judge whether the filter 8 is dirty or not according to the pressure difference between the two ends of the filter 8.

In order to facilitate the discharge of the gas in the pipeline, the heat exchange device 100 further comprises a gas discharge part 13, and the gas discharge part 13 is arranged on the first side wall 101 and at least partially extends to the outer surface of the first side wall 101. After the first water filling and subsequent liquid supplementing of the system are completed, the pipeline needs to be exhausted again. The exhaust member 13 is at least partially located on the outer surface of the first side wall 101 to facilitate operator handling without disassembling the unit for operating the exhaust.

In specific implementation, the heat exchange device 100 may be directly placed in a room where the server is located, for example, a data center machine room and the like, where the data center machine room is usually equipped with air conditioning equipment, the liquid inlet port 21 and the liquid outlet port 31 of the heat exchange device 100 are respectively connected with a liquid cooling heat exchange plate arranged on a chip in the server, a heat exchange working medium (for example, the temperature of the heat exchange working medium at this time is 40 ℃) cooled by the heat exchanger 5 flows out to the liquid cooling heat exchange plate through the liquid outlet pipeline 3 and the liquid outlet port 31, the heat exchange working medium absorbs heat dissipated by the chip in the server in the liquid cooling heat exchange plate, so that the temperature of the heat exchange working medium is increased (for example, the temperature of the heat exchange working medium is 50 ℃), the heat exchange working medium with the increased temperature flows to the liquid inlet port 21, and then flows into the heat exchanger 5 through the filter 8, the ball valve 9, the circulating pump 4 and the expansion tank 10 in sequence; meanwhile, air conditioning equipment is utilized to provide cold air of about 25 ℃ for a room, then the cold air of the room is utilized to cool the heat exchange working medium in the heat exchanger 5 through the fan 6, the cold air of about 25 ℃ in the room exchanges heat of the heat exchange working medium of about 50 ℃ into the heat exchange working medium of about 40 ℃, and the heat exchange working medium is conveyed to the liquid cooling heat exchange plate arranged on the chip in the server again to exchange heat, so that the heat dissipation of the server is realized.

This application is taken away the heat that the chip gived off in the server through the heat transfer working medium of uniform temperature in the heat exchanger 5, then recycles room cold air and cools off the heat transfer working medium in the heat exchanger 5, and then cold heat transfer working medium fast, for liquid-cooled server high-efficiently provide low temperature heat transfer working medium to satisfy the heat dissipation demand of server. Simultaneously, the internal pipelines and devices of the cabinet 1 are reasonably distributed, the space is more fully utilized, and the structure is more compact and small.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A heat exchange device, comprising:

a cabinet;

the circulating pump is arranged in the cabinet;

the heat exchanger is arranged in the cabinet;

2. The heat exchange device of claim 1, wherein the cabinet comprises a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, the first sidewall and the second sidewall being disposed opposite one another, the third sidewall and the fourth sidewall being disposed opposite one another;

3. The heat exchange device of claim 2, wherein the heat exchanger comprises a first portion and a second portion, the first portion and the second portion are connected to form a V-shaped structure, the heat exchanger of the V-shaped structure is open to the first side wall, and the fan is disposed between the heat exchanger and the first side wall.

4. The heat exchange device of claim 1, further comprising a fluid replacement assembly, wherein the fluid replacement assembly is connected to the fluid inlet pipeline, and the fluid replacement assembly is used for supplementing a heat exchange working medium to the fluid inlet pipeline.

5. The heat exchange device according to claim 4, wherein the fluid replacement assembly comprises a fluid replacement pump and a quick coupling, the fluid replacement pump is disposed in the cabinet, the quick coupling is communicated with the fluid replacement pump and extends out of the cabinet, and the fluid inlet pipeline is communicated with a fluid replacement tank located outside the cabinet through the fluid replacement pump and the quick coupling.

6. The heat exchange device of claim 1, further comprising a filter disposed in the liquid inlet line.

7. The heat exchange device of claim 6, further comprising a ball valve disposed in the liquid inlet line between the filter and the circulation pump.

8. The heat exchange device according to claim 1, further comprising an expansion tank disposed on the liquid inlet line at the inlet end of the circulation pump.

9. The heat exchange device of claim 1, further comprising a flow meter disposed on the liquid outlet line.

10. The heat exchange device according to any one of claims 1 to 9, further comprising an electronic control unit disposed on an inner surface of the cabinet.