CN221043612U - Heat exchanger, liquid cooling heat dissipation cabinet and server heat dissipation container - Google Patents

Abstract

The utility model relates to a heat exchanger, a liquid cooling heat dissipation cabinet and a server heat dissipation container, wherein the heat exchanger comprises a first cooling liquid channel and a second cooling liquid channel, the first cooling liquid channel and the second cooling liquid channel are arranged in a staggered mode, the first cooling liquid channel is used for the first cooling liquid to pass, the second cooling liquid channel is used for the second cooling liquid to pass, the second cooling liquid is water, the second cooling liquid channel is of a straight-through type, two ends of all the second cooling liquid channels are respectively connected with connectors, one connector is connected with a second cooling liquid inlet, and the other connector is connected with a second cooling liquid outlet. The second cooling liquid channel adopts the straight-through type, water can quickly pass through the heat exchanger, the speed reduction and blocking of the water in the heat exchanger are avoided, the water scale generated in the second cooling liquid channel can be effectively reduced, the diameter shrinkage and blockage of the second cooling liquid channel caused by the water scale are slowed down, the service life of the heat exchanger is prolonged, the replacement cost is reduced, and the heat exchanger is simple in structure, convenient to use and good in effect.

Description

Heat exchanger, liquid cooling heat dissipation cabinet and server heat dissipation container

Technical Field

The utility model relates to the technical field of heat dissipation, in particular to a heat exchanger, a liquid cooling heat dissipation cabinet and a server heat dissipation container.

Background

Immersion cooling is a new type of server heat dissipation technology that uses liquids (typically oil and fluorinated liquids) instead of traditional air cooling. The background of this technology is that conventional air cooling methods have problems such as insufficient heat dissipation, high noise, high power consumption, etc. when faced with high-density, high-power servers. The immersion liquid cooling technology can effectively solve the problems, and improves the stability and reliability of the server.

In the existing immersion liquid cooling technology, a server is completely immersed in a box body with insulating liquid (most of insulating oil), heat dissipation capacity of the server is absorbed by the insulating oil, a heat exchanger is adopted in the industry to exchange heat and cool the insulating oil, so that the insulating oil can be recycled, water is introduced into the heat exchanger to bring heat of the insulating oil away from the box body, water channels of the existing heat exchanger are arranged in a reciprocating bending mode so as to obtain more heat exchange contact area, more heat is taken away by unit water quantity, but the bending flow channel design reduces the flow rate of the water, the water scales on the inner wall of the flow channel after heat exchange is heated, the flow channel is easy to shrink and even block after the time, the flow channel is difficult to clean, once the flow channel is shrinking and even blocking, the water flow rate is reduced, the heat dissipation capacity of the heat exchanger is reduced, the cooling effect of the insulating oil is reduced, the immersion liquid cooling effect is reduced, and therefore only the whole heat exchanger is replaced, and the use cost is high.

Disclosure of utility model

The utility model aims at: the heat exchanger, the liquid cooling heat dissipation cabinet and the server heat dissipation container are provided aiming at the problems that the water flow channel of the heat exchanger in the prior art is in reciprocating bending arrangement, the flow velocity of water is reduced, the water can scale on the inner wall of the flow channel after heat exchange is carried out, the flow channel is easy to shrink and even block, only the heat exchanger is replaced integrally, and the use cost is high.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

In a first aspect, the utility model provides a heat exchanger, which comprises a plurality of first cooling liquid channels and a plurality of second cooling liquid channels, wherein the first cooling liquid channels and the second cooling liquid channels are arranged in a staggered manner, the first cooling liquid channels are used for allowing the first cooling liquid to pass through, the second cooling liquid channels are used for allowing the second cooling liquid to pass through, the second cooling liquid is water, the second cooling liquid channels are straight through, two ends of all the second cooling liquid channels are respectively connected with a joint, one joint is connected with a second cooling liquid inlet, and the other joint is connected with a second cooling liquid outlet.

The heat exchanger has the advantages that the specific heat capacity of water is high, the heat conduction performance is good, the price is low, meanwhile, the second cooling liquid channels are through, water can pass through the heat exchanger quickly, speed reduction and retardation of the water in the heat exchanger are avoided, cold water can be distributed to each second cooling liquid channel at one end of the heat exchanger, the water heated in each second cooling liquid channel can be gathered at the other end of the heat exchanger, compared with the conventional scheme, the time for the water to pass through the heat exchanger can be shortened, scale generated by the water in the second cooling liquid channels can be effectively reduced, the diameter shrinkage and blockage of the second cooling liquid channels due to the scale are slowed down, the service life of the heat exchanger is prolonged, the replacement cost is reduced, the heat exchanger is simple in structure, convenient to use and good in effect.

As a preferred embodiment of the present utility model, the first cooling liquid channel is disposed vertically, and the second cooling liquid channel is disposed horizontally.

As a preferable technical scheme of the utility model, the first cooling liquid channel is in a straight-through type, two ends of the first cooling liquid channel are respectively provided with a first cooling liquid inlet and a first cooling liquid outlet, the first cooling liquid inlet is positioned at the upper part of the heat exchanger, and the first cooling liquid outlet is positioned at the lower part of the heat exchanger.

By adopting the structure, the first cooling liquid channel is straight-through, and the first cooling liquid can quickly pass through the heat exchanger, so that the circulation of the first cooling liquid is smooth.

As a preferable technical scheme of the utility model, the first cooling liquid channel is provided with fins.

With this structure, the heat exchange area of the first coolant in the first coolant passage is increased by providing the fins.

As a preferable technical scheme of the utility model, the first cooling liquid is insulating oil, fluoridized liquid or pure water.

In a second aspect, the utility model also provides a liquid cooled heat dissipating tank comprising a tank provided with a first cooling liquid and a heat exchanger as defined in any one of the preceding claims, the first cooling liquid submerging the heat exchanger.

According to the liquid cooling heat dissipation cabinet, the heat exchanger is of the fully immersed structure and is immersed in the first cooling liquid in the cabinet body, so that the first cooling liquid does not need to be led out of the cabinet body to exchange heat, the circulation mode of the first cooling liquid is simplified, the circulation efficiency of the first cooling liquid is improved, and the liquid cooling heat dissipation cabinet is simple in structure, convenient to use and good in effect.

As a preferable embodiment of the present utility model, the second cooling liquid inlet and the second cooling liquid outlet extend out of the tank.

As a preferable technical scheme of the utility model, a partition plate is vertically arranged in the box body, the partition plate separates the box body into a first area and a second area, a communication port is arranged at the bottom of the partition plate and is communicated with the first area and the second area, a gap is formed between the top end of the partition plate and the top of the box body, a heat source is arranged in the first area, a driver and a heat exchanger are arranged in the second area, the heat exchanger is positioned at the upper part of the driver, and the first cooling liquid submerges the heat source and the driver.

By adopting the structure, the box body is divided into relevant relatively independent areas by arranging the partition plates, and the two areas are communicated by arranging the gaps and the communication ports, so that the first cooling liquid can circulate in the box body under the action of the driver, and the heat is absorbed and increased at the heat source and the heat is exchanged and reduced at the heat exchanger in the circulating flow process, so that the heat dissipated by the heat source is taken away from the box body.

As a preferable technical scheme of the utility model, a flow equalizing plate is arranged in the first area and is positioned above the communication port, the flow equalizing plate supports the heat source, the flow equalizing plate separates the communication port from the heat source, and the flow equalizing plate is used for uniformly distributing the first cooling liquid and is close to the heat source.

Because the first cooling liquid in the first area is lifted and flows from bottom to top, the first cooling liquid is quickly changed from transverse movement to vertical movement in the flowing process, turbulence can be formed in the first area, the heated first cooling liquid flows back in the first area, cooling is not performed in the second area, the heat source temperature is accumulated, and the due heat dissipation and cooling effects can not be achieved.

By adopting the structure, the first area is divided into the upper part and the lower part by arranging the flow equalizing plate in the first area, the first cooling liquid pushed by the driver enters the lower space of the flow equalizing plate and then is slowly and uniformly guided to the upper space of the flow equalizing plate through the flow equalizing plate, so that turbulent flow generated by upward channeling of the first cooling liquid can be effectively avoided.

In a third aspect, the present utility model further provides a server heat dissipation container, in which a plurality of liquid cooling heat dissipation cabinets as described in any one of the above are provided, a heat source in each of the cabinets is a plurality of computer servers, and all the heat exchangers in the cabinets are connected to a centralized cooling tower.

By adopting the server heat radiation container, tens of hundreds of computer servers can be configured in the container through the container integrated design, so that the container is convenient to transport, install and manage, and is convenient to overhaul and replace, and the server heat radiation container is simple in structure, convenient to use and good in effect, and all the heat exchangers are uniformly connected into a centralized cooling tower to form a modularized design.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

1. The heat exchanger has the advantages that the specific heat capacity of water is high, the heat conduction performance is good, the price is low, meanwhile, the second cooling liquid channels are through, water can quickly pass through the heat exchanger, speed reduction and blocking of the water in the heat exchanger are avoided, cold water can be distributed to each second cooling liquid channel at one end of the heat exchanger, the water heated in each second cooling liquid channel can be gathered at the other end of the heat exchanger, compared with the conventional scheme, the time for the water to pass through the heat exchanger can be shortened, scale generated by the water in the second cooling liquid channels can be effectively reduced, the diameter shrinkage and blockage of the second cooling liquid channels due to the scale are slowed down, the service life of the heat exchanger is prolonged, the heat exchanger is simple in structure, convenient to use and good in effect;

2. According to the liquid cooling heat dissipation cabinet, the heat exchanger is of a fully immersed structure and is immersed in the first cooling liquid in the cabinet body, so that the first cooling liquid does not need to be led out of the cabinet body to exchange heat, the circulation mode of the first cooling liquid is simplified, the circulation efficiency of the first cooling liquid is improved, and the liquid cooling heat dissipation cabinet is simple in structure, convenient to use and good in effect;

3. According to the server heat radiation container, tens of hundreds of computer servers can be configured in the container through the container integrated design, so that the container is convenient to transport, install and manage, and is convenient to overhaul and replace, and the server heat radiation container is simple in structure, convenient to use and good in effect, and a centralized cooling tower is connected to all the heat exchangers uniformly to form a modularized design.

Drawings

FIG. 1 is a schematic perspective view of an immersive liquid-cooled heat-dissipating cabinet (top and side panels not shown);

FIG. 2 is a schematic diagram of a duty cycle of an immersion liquid cooled heat dissipating cabinet;

FIG. 3 is a schematic view of a cross-flow apparatus;

FIG. 4 is a schematic diagram of a heat exchanger;

Fig. 5 is a schematic diagram of a heat exchanger (end plates and two side plates are not shown).

The marks in the figure: 1-box, 11-first area, 12-second area, 2-baffle, 21-communication port, 3-flow equalizing plate, 31-through hole, 4-heat source, 5-driver, 6-heat exchanger, 61-first cooling liquid inlet, 62-first cooling liquid outlet, 63-second cooling liquid inlet, 64-second cooling liquid outlet, 65-first cooling liquid channel, 66-joint, 67-second cooling liquid channel, 7-liquid level.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 4 and 5, a heat exchanger 6 according to the present utility model includes a plurality of first cooling liquid passages 65 and a plurality of second cooling liquid passages 67.

The first cooling liquid channels 65 and the second cooling liquid channels 67 are all through-type, the first cooling liquid channels 65 and the second cooling liquid channels 67 are arranged in a staggered mode, the first cooling liquid channels 65 are arranged vertically, the second cooling liquid channels 67 are arranged horizontally, the first cooling liquid channels 65 are used for enabling first cooling liquid to pass through from top to bottom, the second cooling liquid channels 67 are used for enabling second cooling liquid to pass through, the first cooling liquid is insulating oil, fluorinated liquid or pure water, and the second cooling liquid is water.

The two ends of the first cooling liquid channel 65 are respectively provided with a first cooling liquid inlet 61 and a first cooling liquid outlet 62, the first cooling liquid inlet 61 is positioned at the upper part of the heat exchanger 6, and the first cooling liquid outlet 62 is positioned at the lower part of the heat exchanger 6; with this structure, the first cooling liquid channel 65 is a straight-through type, and the first cooling liquid can quickly pass through the heat exchanger 6, so that the circulation of the first cooling liquid is smooth. Fins are arranged in the first cooling liquid channels 65; with this structure, the heat exchange area of the first coolant in the first coolant passage 65 is increased by providing the fins.

All the second cooling liquid channels 67 are respectively connected with joints 66 at two ends, one joint 66 is connected with a second cooling liquid inlet 63, the other joint 66 is connected with a second cooling liquid outlet 64, namely, the second cooling liquid flows into the corresponding joint 66 from the second cooling liquid inlet 63, then is distributed to each second cooling liquid channel 67 at the joint 66, flows through the second cooling liquid channels 67, exchanges heat with the adjacent first cooling liquid channels 65, heats up, flows into the other joint 66, and flows out through the second cooling liquid outlet 64.

The first cooling liquid and the second cooling liquid exchange heat in the heat exchanger 6, and the second cooling liquid is introduced into the heat exchanger 6 from a cold source outside the box body 1 and returns to the cold source; the cold source can adopt a water cooling tower or air cooling and the like; the heat exchanger 6 may be made of the same material as the existing heat exchanger, such as stainless steel, copper alloy or aluminum alloy.

According to the heat exchanger 6 disclosed by the embodiment, the specific heat capacity of water is large, the heat conducting performance is good, the price is low, meanwhile, the second cooling liquid channels 67 are through, water can pass through the heat exchanger 6 quickly, speed reduction and retardation of the water in the heat exchanger 6 are avoided, cold water can be distributed into the second cooling liquid channels 67 at one end of the joint 66, the water heated in the second cooling liquid channels 67 can be gathered at the other end of the joint 66, compared with the conventional scheme, the time for the water to pass through the heat exchanger 6 can be shortened, scale generated by the water in the second cooling liquid channels 67 can be effectively reduced, the diameter shrinkage and blockage of the second cooling liquid channels 67 due to scale are slowed down, the service life of the heat exchanger 6 is prolonged, the replacement cost is reduced, and the heat exchanger 6 is simple in structure, convenient to use and good in effect.

Example 2

As shown in fig. 1 to 5, a liquid cooling heat dissipation cabinet according to the present utility model includes a cabinet body 1, a partition plate 2, a flow equalization plate 3, a driver 5, and a heat exchanger 6 as described in embodiment 1.

The case 1 may take various shapes, generally, a cuboid, a cylinder, a cone or a sphere, and the present embodiment is described with respect to the case 1 in the form of a cuboid structure illustrated in fig. 1, and in order to facilitate the observation of the internal arrangement of the case 1, a top plate and a side plate of the case 1 are omitted in fig. 1, and in actual use, the case 1 includes the top plate and the side plate which are missing in fig. 1.

The box 1 can adopt steel construction, bottom plate and four sides welded connection between the curb plate, roof also with four sides welded connection between the curb plate, be equipped with the required hole of equipment installation on the roof, be equipped with the shrouding on the hole, as a preferred scheme, roof and four sides the curb plate can be dismantled and be connected, but the roof is whole to be lifted and open or close, be convenient for equipment in the box 1 follow the handling installation, maintenance and the dismantlement of roof direction.

As shown in fig. 1 and 2, a partition board 2 is vertically arranged in the box body 1, the partition board 2 isolates the box body 1 into a first area 11 and a second area 12, a communication port 21 is formed in the bottom of the partition board 2 and is used for communicating the first area 11 with the second area 12, and a gap is formed between the top end of the partition board 2 and the top of the box body 1.

The partition board 2 is made of a steel plate, and is welded and connected in the box 1, in which fig. 1 illustrates an arrangement mode in which the length of the communication port 21 is smaller than that of the partition board 2, that is, two sides and the bottom of the partition board 2 are welded on the inner surface of the box 1 respectively, and in some specific embodiments, the communication port 21 may also be pulled through along the length direction of the partition board 2, that is, the length of the communication port 21 is equal to that of the partition board 2, and in this arrangement mode, only two sides of the partition board 2 are welded on two opposite side boards in the box 1 respectively, and the upper and lower sides of the partition board 2 are not connected with the inner surface of the box 1.

As shown in fig. 1 and fig. 2, the flow equalizing plate 3 is disposed in the first area 11, and the flow equalizing plate 3 is located above the communication port 21, that is, the first area 11 is divided into an upper portion and a lower portion by using the flow equalizing plate 3.

The flow equalization plate 3 adopts a steel plate, and is welded and connected in the box body 1, wherein fig. 1 illustrates that the flow equalization plate 3 is welded on the partition plate 2 and three side plates of the box body 1, a plurality of through holes 31 are arranged on the flow equalization plate 3 in an array, and the through holes 31 are round holes, bar holes or cross holes, wherein the bar holes can be transversely arranged or longitudinally arranged.

The main structure of the box 1 is formed, that is, in this embodiment, the box 1, the partition plate 2 and the flow equalization plate 3 are constructed by welding and connecting with steel structures, and of course, in some specific embodiments, the steel structures adopted by the box 1, the partition plate 2 and the flow equalization plate 3 may be bolted in a sealing manner; in some specific embodiments, the case 1, the separator 2, and the flow equalization plate 3 may be constructed using other high strength alloys, such as aluminum alloys, magnesium alloys, titanium alloys, etc., in a manner including welding or sealing bolting.

As shown in fig. 1 and 2, the first area 11 is provided with a heat source 4, and in this embodiment, the heat source 4 is a plurality of high-density and high-power computer servers, and the computer servers are placed on the flow equalizing plate 3, that is, the flow equalizing plate 3 supports the heat source 4, and the flow equalizing plate 3 separates the communication port 21 from the heat source 4.

As shown in fig. 1 and 2, the driver 5 and the heat exchanger 6 are disposed in the second area 12, the driver 5 is located at the bottom of the second area 12, the ejection port of the driver 5 is aligned with the communication port 21, the heat exchanger 6 is located at the upper portion of the driver 5, a gap is provided between the heat exchanger 6 and the driver 5, and the second cooling liquid inlet 63 and the second cooling liquid outlet 64 extend out of the tank 1.

As shown in fig. 2, the first cooling liquid is disposed in the tank 1, the first cooling liquid submerges the heat source 4, the driver 5 and the heat exchanger 6, the top end of the partition plate 2 is higher than the liquid level 7 when the first cooling liquid is static, and the height difference between the top end of the partition plate 2 and the liquid level 7 is 3cm-15cm.

As shown in fig. 2, the driver 5 is configured to push the first cooling liquid in the second area 12 into the first area 11 at the lower part of the flow equalization plate 3, then the flow equalization plate 3 uniformly distributes liquid into the first area 11 at the upper part of the flow equalization plate 3 and lifts the liquid surface 7, the first cooling liquid passes through the flow equalization plate 3 and then approaches the heat source 4 to be heated, the lifted first cooling liquid passes through the top end of the partition plate 2 and then enters the second area 12, the heat exchanger 6 exchanges heat with the first cooling liquid in the second area 12 to cool, and after cooling, the first cooling liquid enters the driver 5 and is pushed to the first area 11 again by the action of gravity and the suction of the driver 5, so as to complete circulation operation, and the first cooling liquid realizes that the heat continuously emitted by the heat source 4 is continuously exchanged by the heat exchanger 6 to the outside the box 1 in the circulation operation process, so that the temperature of the heat source 4 is ensured to be effectively controlled, and the high-frequency phenomenon such as to avoid the temperature of the computer is effectively cooled.

The first cooling liquid in the first area 11 is lifted from bottom to top to flow, in the flowing process, the first cooling liquid is quickly changed from transverse movement to vertical movement, turbulence may be formed in the first area 11, the heated first cooling liquid flows back in the first area 11, the first cooling liquid cannot flow into the second area 12 to be cooled, the heat source 4 is accumulated in temperature, and the due cooling effect cannot be achieved, so that the first area 11 is divided into an upper part and a lower part by arranging the flow equalizing plate 3 in the first area 11, the first cooling liquid pushed by the driver 5 enters the lower space of the flow equalizing plate 3, and then is slowly and uniformly guided to the upper space of the flow equalizing plate 3 through the flow equalizing plate 3, and turbulence generated by channeling of the first cooling liquid can be effectively avoided. Because the through holes 31 on the flow equalizing plate 3 are arranged in an array, the pressurized first cooling liquid in the lower space of the flow equalizing plate 3 passes through the through holes 31 to form linear fluid upwards, and the array arrangement ensures that the adjacent linear fluids have enough intervals, so that mutual interference is small, and the flow direction is ensured to be definite.

Wherein the actuator 5 is disposed at the bottom of the second region 12, and the ejection port of the actuator 5 may be directly attached to the communication port 21. With this structure, the first cooling liquid at the bottom of the second area 12 is pushed by the driver 5 to directly enter the bottom of the first area 11 through the communication port 21, so as to effectively improve the kinetic energy of the first cooling liquid, avoid the energy loss of the first cooling liquid in the second area 12, and quickly supplement the first cooling liquid at the upper part of the second area 12 to the bottom of the second area 12 under the action of gravity and the adsorption of the driver 5, thereby effectively realizing the circulation of the first cooling liquid.

In a specific embodiment, as shown in fig. 1 to 3, the driver 5 is a cross-flow device, which is used for linearly and uniformly pushing the first cooling liquid, i.e. pushing the first cooling liquid from the second area 12 to the first area 11, and lifting the first cooling liquid in the first area 11. The technical prototype of the cross flow fan is a cross flow fan of an air conditioner indoor unit, and the cross flow fan can linearly and uniformly spread cold air after heat exchange of an outdoor unit out through an air outlet. By adopting the structure, on one hand, the first cooling liquid can be pushed linearly only by one cross flow device, and is uniformly distributed, so that the first cooling liquid is prevented from being pushed into the first area 11 by the second area 12 to generate turbulence, the circulation of the first cooling liquid is influenced, on the other hand, the first cooling liquid at the bottom of the second area 12 is pushed to move integrally by the cross flow device, the pushing force is large, the continuous pushing can effectively form a liquid flow surface to lift the first cooling liquid in the first area 11, and the heat emitted by the heat source 4 is taken away.

In some embodiments, the upper part of the tank 1 is connected with a liquid supplementing pipe, a liquid level sensor is arranged in the tank 1, the liquid level sensor is installed on the inner wall of the side plate, the liquid level sensor is used for detecting the height of the liquid level 7 when the first cooling liquid is static, and after the height of the liquid level 7 is obviously reduced when the first cooling liquid is static, the first cooling liquid is supplemented into the tank 1 through the liquid supplementing pipe, so that the first cooling liquid can be ensured to completely submerge the heat source 4, the driver 5 and the heat exchanger 6.

In some embodiments, at least three temperature sensors are disposed in the case 1, where one temperature sensor is installed at the heat source 4 and is used to detect the temperature of the heat source 4, and the temperature of the heat source 4 detected by the temperature sensor can determine whether the heat dissipation condition of the heat source 4 and the first cooling liquid well take away the heat dissipation capacity of the heat source 4, and the other two temperature sensors are respectively disposed at the first cooling liquid inlet 61 and the first cooling liquid outlet 62 and are respectively used to detect the temperature of the first cooling liquid entering the heat exchanger 6 and the temperature leaving the heat exchanger 6, and the two temperature sensors are used to detect the heat exchange condition of the heat exchanger 6 and the temperature reduction condition of the first cooling liquid.

The three temperature sensors are respectively provided with a corresponding threshold value, when the temperature detected by any one temperature sensor exceeds the set threshold value, the alarm is turned off, the heat source 4 is turned off, and after the working personnel overhauls, the working capacity of the heat source 4 is prevented from being reduced or even burnt down after accumulating heat.

According to the liquid cooling heat dissipation cabinet, the heat exchanger 6 is of a fully immersed structure and is immersed in the first cooling liquid in the cabinet body 1, so that the first cooling liquid does not need to be led out of the cabinet body 1 for heat exchange, the circulation mode of the first cooling liquid is simplified, and the circulation efficiency of the first cooling liquid is improved; by matching the height difference between the top end of the partition plate 2 and the liquid level 7, when the liquid level 7 is lifted by the driver 5, the top end of the partition plate 2 can be covered, namely, the first cooling liquid heated by the heat source 4 enters the second region 12 from the first region 11, the flow direction and the flow rate of the first cooling liquid heated by the heat source 4 can be definitely controlled, the power of the heat exchanger 6 can be designed according to the maximum overflow rate, and the power of the heat exchanger 6 is not increased blindly, so that the cost of the heat exchanger 6 is greatly saved; the filling amount of the first cooling liquid in the box body 1 is reduced, the cost is reduced, the circulating flow direction of the first cooling liquid in the box body 1 is more definitely controllable, and the heat dissipation working efficiency is improved; the liquid cooling heat dissipation cabinet has the advantages of simple structure, convenient use and good effect.

Example 3

According to the server heat radiation container disclosed by the utility model, a plurality of liquid cooling heat radiation boxes as described in embodiment 2 are arranged in the container, the heat source 4 in each box body 1 is a plurality of computer servers, and the heat exchangers 6 in all the box bodies 1 are connected with a centralized cooling tower (not shown).

In a specific embodiment, the second cooling liquid inlet 63 of the heat exchanger 6 is connected to the cooling tower by a pipe, and a pump is arranged on the pipe, and is used for driving the second cooling liquid to move.

According to the server heat radiation container, tens of hundreds of computer servers can be configured in the container through the container integrated design, so that the container is convenient to transport, install and manage, and is unified in that all heat exchangers 6 are connected into a centralized cooling tower, so that a modularized design is formed, the container is convenient to overhaul and replace, and the server heat radiation container is simple in structure, convenient to use and good in effect.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a heat exchanger (6), its characterized in that includes a plurality of first coolant liquid passageway (65) and a plurality of second coolant liquid passageway (67), first coolant liquid passageway (65) with second coolant liquid passageway (67) are crisscross to be set up, first coolant liquid passageway (65) are used for first coolant liquid passes through, second coolant liquid passageway (67) are used for the second coolant liquid to pass through, the second coolant liquid is water, second coolant liquid passageway (67) are the through-type, all the both ends of second coolant liquid passageway (67) are connected with respectively and connect (66), one of them connect (66) and be connected with second coolant liquid entry (63), another connect (66) and be connected with second coolant liquid export (64).

2. The heat exchanger (6) according to claim 1, wherein the first cooling liquid channel (65) is arranged vertically and the second cooling liquid channel (67) is arranged laterally.

3. The heat exchanger (6) according to claim 1, wherein the first cooling liquid channel (65) is a straight-through type, and two ends of the first cooling liquid channel (65) are respectively provided with a first cooling liquid inlet (61) and a first cooling liquid outlet (62), the first cooling liquid inlet (61) is positioned at the upper part of the heat exchanger (6), and the first cooling liquid outlet (62) is positioned at the lower part of the heat exchanger (6).

4. The heat exchanger (6) according to claim 1, wherein fins are provided in the first coolant channel (65).

5. The heat exchanger (6) according to any one of claims 1-4, wherein the first cooling liquid is insulating oil, a fluorinated liquid or pure water.

6. A liquid cooled heat dissipating tank comprising a tank (1), characterized in that the tank (1) is provided with a first cooling liquid and a heat exchanger (6) according to any one of claims 1-5, the first cooling liquid submerging the heat exchanger (6).

7. The liquid cooled heat dissipating tank of claim 6, wherein the second coolant inlet (63) and the second coolant outlet (64) extend outside the tank (1).

8. The liquid cooling and heat dissipation cabinet according to claim 6, wherein a partition plate (2) is vertically arranged in the cabinet body (1), the partition plate (2) is used for isolating the cabinet body (1) into a first area (11) and a second area (12), a communication port (21) is formed in the bottom of the partition plate (2) and is used for communicating the first area (11) with the second area (12), a gap is formed between the top end of the partition plate (2) and the top of the cabinet body (1), a heat source (4) is arranged in the first area (11), a driver (5) and a heat exchanger (6) are arranged in the second area (12), and the heat exchanger (6) is located on the upper portion of the driver (5), and the first cooling liquid submerges the heat source (4) and the driver (5).

9. The liquid cooling and heat dissipation cabinet according to claim 8, wherein a flow equalization plate (3) is arranged in the first area (11), the flow equalization plate (3) is located above the communication port (21), the flow equalization plate (3) supports the heat source (4), the flow equalization plate (3) separates the communication port (21) and the heat source (4), and the flow equalization plate (3) is used for uniformly distributing the first cooling liquid close to the heat source (4).

10. A server heat radiation container, characterized in that a plurality of liquid cooling heat radiation cabinets as claimed in any one of claims 6-9 are arranged in the container, the heat source (4) in each box (1) is a plurality of computer servers, and the heat exchangers (6) in all the boxes (1) are connected with a centralized cooling tower.