CN219842666U - Water-cooling heat dissipation device and system - Google Patents
Water-cooling heat dissipation device and system Download PDFInfo
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- CN219842666U CN219842666U CN202320490327.6U CN202320490327U CN219842666U CN 219842666 U CN219842666 U CN 219842666U CN 202320490327 U CN202320490327 U CN 202320490327U CN 219842666 U CN219842666 U CN 219842666U
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- heat exchange
- diversion trench
- water
- heat
- exchange plate
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 33
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 55
- 239000002826 coolant Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 239000003507 refrigerant Substances 0.000 description 24
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of heat dissipation equipment, in particular to a water-cooling heat dissipation device and a system, wherein the device comprises a diversion trench and a heat exchange assembly; the side wall of the diversion trench is provided with a liquid inlet and a liquid outlet, and a diversion interval with a set distance is arranged between the liquid inlet and the liquid outlet; the heat exchange assembly comprises a heat exchange plate and a heat exchange structure, the heat exchange plate is arranged at a notch of the diversion trench, the edge of the heat exchange plate is in sealing connection with the diversion trench, the outer surface of the heat exchange plate is used for being attached to the module to be cooled, and the inner surface of the heat exchange plate is provided with a raised heat exchange structure. According to the technical scheme, the module to be cooled is attached to the heat exchange plate, the heat generated by the module to be cooled is absorbed by the heat exchange plate and transferred to the heat exchange structure, the cooling medium is introduced into the flow guide groove through the liquid inlet, the cooling medium is contacted with the heat exchange structure in the flowing process of the cooling medium and exchanges heat, finally, the cooling medium is warmed up and discharged through the liquid outlet, and the heat can be taken away rapidly through the cooling medium, so that the heat exchange structure has higher heat dissipation efficiency.
Description
Technical Field
The utility model relates to the technical field of heat dissipation equipment, in particular to a water-cooling heat dissipation device and a system.
Background
Industrial control computers, i.e. industrial control computers, are mainly applied in the field of industrial production, and as a control system using computers, play an important role in realizing industrial automatic production, but at the same time, are also faced with challenges of various complex and severe working environments.
In the vehicle-mounted application of the domain controller, extremely high calculation force, extreme environment temperature up to 80 ℃ and other harsh requirements are required for being suitable for L4-level intelligent driving, so that higher requirements are provided for the heat dissipation design of the domain controller.
At present, common heat dissipation modes include: the heat dissipation method generally has the problems of low heat dissipation efficiency or mismatching with heat dissipation equipment and the like, by adopting a mode of combining fins with a heat dissipation fan or adopting a mode of adding a uniform heat pipe in a core chip.
Disclosure of Invention
In order to solve at least the technical problems in the prior art, the utility model provides a water cooling device and a water cooling system.
The utility model provides a water-cooling heat dissipation device, which comprises a diversion trench and a heat exchange assembly; a liquid inlet and a liquid outlet are formed in the side wall of the diversion trench, and a diversion interval with a set distance is arranged between the liquid inlet and the liquid outlet; the heat exchange assembly comprises a heat exchange plate and a heat exchange structure, the heat exchange plate is arranged at the notch of the diversion trench, the edge of the heat exchange plate is in sealing connection with the diversion trench, the outer surface of the heat exchange plate is used for being attached to a module to be cooled, and the inner surface of the heat exchange plate is provided with the raised heat exchange structure.
In some embodiments, the heat exchange structure includes a plurality of fins disposed along a direction of flow, adjacent fins being spaced apart to form a refrigerant flow channel.
In some embodiments, the fins are disposed perpendicular to the inner surface of the heat exchange plate, and one end of the fins away from the heat exchange plate is attached to the bottom of the flow guide groove.
In some embodiments, the diversion trench is cuboid and comprises a group of long sides and a group of wide sides, and the liquid inlet and the liquid outlet are respectively arranged on the group of wide sides of the diversion trench; and/or the liquid inlet and the liquid outlet are respectively connected with universal joints.
In some embodiments, in the diversion trench, diversion plates for diversion to the liquid inlet or the liquid outlet are respectively arranged at two ends of the fin.
In some embodiments, a module mounting hole is formed on the notch of the diversion trench and positioned on the outer side of the heat exchange plate mounting position; and the module to be cooled is connected with the diversion trench through the module mounting hole.
In some embodiments, the edge of the heat exchange plate and the diversion trench are welded by friction stir welding.
In some embodiments, the flow guide groove is a die-cast integral structure, and the heat exchange component is an aluminum extrusion integral structure.
In some embodiments, the material of the diversion trench is aluminum, and the material of the heat exchange component is aluminum alloy.
The utility model also provides a water cooling system which comprises the water cooling device, a pump body and a cold row device; the liquid inlet is connected with the pump body, the cold discharge device is connected with the liquid outlet, and the pump body is connected with the cold discharge device.
The water-cooling heat dissipation device and the water-cooling heat dissipation system provided by the utility model adopt a water-cooling mode to dissipate heat, when the water-cooling heat dissipation device and the water-cooling heat dissipation system are used, a module to be cooled is attached to the heat exchange plate, the heat generated by the module to be cooled is absorbed by the heat exchange plate and is transferred to the heat exchange structure, a cooling medium is introduced into the flow guide groove through the liquid inlet, the cooling medium is contacted with the heat exchange structure and exchanges heat in the flowing process of the cooling medium, finally, the cooling medium is warmed up and is discharged from the liquid outlet, and the cooling medium is circularly conveyed, so that the continuous heat dissipation effect of the module to be cooled is achieved. According to the technical scheme, heat exchange is carried out through contact between the refrigerant and the heat exchange structure, and heat can be rapidly taken away through the refrigerant, so that the heat dissipation efficiency is higher.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present utility model will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. Several embodiments of the present utility model are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:
in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.
Fig. 1 is a schematic structural diagram of a water cooling device according to an embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a water-cooled heat sink according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a diversion trench in a water-cooling heat dissipation device according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a heat exchange assembly in a water cooling device according to an embodiment of the present utility model.
In the figure:
1: a diversion trench; 2: a heat exchange assembly;
11: a liquid inlet; 12: a liquid outlet; 13: a deflector; 14: a module mounting hole;
21: a heat exchange plate; 22: and a heat exchange structure.
Detailed Description
In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions according to the embodiments of the present utility model will be clearly described in the following with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, 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.
As shown in fig. 1 to 4, an embodiment of the present utility model provides a water cooling device, which includes a diversion trench 1 and a heat exchange assembly 2; the side wall of the diversion trench 1 is provided with a liquid inlet 11 and a liquid outlet 12, and a diversion interval with a set distance is arranged between the liquid inlet 11 and the liquid outlet 12; the heat exchange assembly 2 comprises a heat exchange plate 21 and a heat exchange structure 22, the heat exchange plate 21 is arranged at a notch of the diversion trench 1, the edge of the heat exchange plate 21 is in sealing connection with the diversion trench 1, the outer surface of the heat exchange plate 21 is used for being attached to a module to be cooled, and the inner surface of the heat exchange plate is provided with the raised heat exchange structure 22.
The liquid inlet 11 is filled with the refrigerant, and after the refrigerant finishes heat exchange, the refrigerant is discharged from the liquid outlet 12, so that the circulating refrigerant is continuously filled, and the heat dissipation effect of the module to be dissipated can be finished. Specifically, the module to be cooled is attached to the heat exchange plate 21, heat is generated during operation of the module to be cooled, the part of the heat is transferred/exchanged to the heat exchange plate 21, the part of the heat exchange plate 21 is transferred to the heat exchange structure 22, then the heat exchange plate 21 and the heat exchange structure 22 are in contact with the refrigerant, heat exchange with the refrigerant is completed, and the refrigerant after heat absorption/temperature rise flows into the diversion trench 1, so that one-time cooling operation is completed. The cooling medium is continuously introduced into the diversion trench 1, so that the heat radiation operation of the module to be radiated can be continuously performed.
For example, the heat exchange structure 22 includes a plurality of fins arranged along the direction of flow, and adjacent fins are spaced apart to form the refrigerant flow channel. After entering from the liquid inlet 11, the refrigerant is dispersed and flows into each refrigerant flowing channel, so that the refrigerant is fully contacted with the heat exchange structure 22.
For example, the diversion trench 1 is rectangular and includes a set of long sides and a set of wide sides, and the liquid inlet 11 and the liquid outlet 12 are respectively disposed on the set of wide sides of the diversion trench 1. Therefore, the diversion trench 1 has sufficient diversion space, and the refrigerant circulation channel can also adopt a straight-through type arrangement mode, so that the flow resistance can be greatly reduced.
With continued reference to fig. 2, in the embodiment of the present utility model, the fins are disposed perpendicular to the inner surface of the heat exchange plate 21, and one end of the fins away from the heat exchange plate 21 is attached to the bottom of the flow guiding groove 1. In the view angle orientation shown in fig. 2, the fins have a sufficient height to ensure a heat exchange area between the fins and the refrigerant.
For example, the liquid inlet 11 and the liquid outlet 12 are respectively connected with universal joints. For example, a universal tower joint is connected with the diversion trench 1 through 1/4NPT threads, and the tower end of the joint is connected with a double-layer water pipe.
With continued reference to fig. 1 to 4, in the embodiment of the present utility model, in the diversion trench 1, diversion plates 13 for diversion to the liquid inlet 11 or the liquid outlet 12 are respectively disposed at two ends of the fin. By arranging the guide plate 13, the flow guide of the refrigerant can be realized, and meanwhile, the effect of reducing the flow resistance at two ends is also achieved.
For example, two flow guide plates 13 are respectively arranged at the liquid inlet 11 and the liquid outlet 12, and the two flow guide plates 13 are arranged in a V shape, wherein the opening of the liquid inlet 11 is from small to large, and the opening of the liquid outlet 12 is from large to small.
In the embodiment of the utility model, a module mounting hole 14 is arranged on the notch of the diversion trench 1 and positioned on the outer side of the mounting position of the heat exchange plate 21; the module to be cooled is connected with the diversion trench 1 through the module mounting hole 14.
When the module to be cooled is installed, the module to be cooled is installed on the notch of the diversion trench 1 through the cooperation of the fastening bolts and the module installation holes 14, so that the stable installation of the module to be cooled is realized, and the lamination between the module to be cooled and the heat exchange assembly 2 is ensured.
In the embodiment of the utility model, the edge of the heat exchange plate 21 is welded with the diversion trench 1, for example, friction stir welding can be adopted, wherein the friction stir welding is suitable for aluminum alloy welding operation, so that the stability and the integrity of the connection between the diversion trench 1 and the heat exchange plate 21 are higher, the integrated heat dissipation requirement is more met, and meanwhile, the reduction of parts is more beneficial to the management and control of materials and risks; and the welding line is arranged in the structural part, so that the appearance surface of the whole structure is not affected, and the appearance treatment has larger selection space.
In the embodiment of the utility model, the material of the diversion trench 1 is aluminum or copper, and the material of the heat exchange component 2 is aluminum alloy, copper or copper alloy. In the embodiment of the utility model, the materials of the diversion trench 1 and the heat exchange assembly 2 are not limited.
For example, the material of the diversion trench 1 is ADC12, the heat dissipation coefficient thereof is 96.2 (W/m.k), and the heat dissipation component uses AL6063 material with higher K value, the heat dissipation coefficient thereof is 218 (W/m.k), so as to realize rapid heat transfer.
In the embodiment of the utility model, the diversion trench 1 and/or the heat exchange assembly 2 are respectively in an integrated structure. For example, the diversion trench 1 is an integral structure formed by die casting, or for example, the heat exchange component 2 is an integral structure formed by an aluminum extrusion process, a relieved tooth process, an argon arc welding process, or the like. By adopting an integrated structure, the integrity of each part is higher, and the stability is better.
The embodiment of the utility model provides a water cooling system, which comprises the water cooling device, a pump body and a cold row device; the liquid inlet 11 is connected with the pump body, the cold discharge device is connected with the liquid outlet 12, and the pump body is connected with the cold discharge device.
The pump body pumps the refrigerant into the water cooling device, the refrigerant after heat exchange flows into the cold discharge device, the refrigerant is cooled by the cold discharge device, and then the cooled refrigerant enters the water cooling device again, so that the refrigerant can be recycled.
According to the water-cooling heat dissipation device and system provided by the utility model, a water-cooling mode is adopted for heat dissipation, when the water-cooling heat dissipation device and system are used, a module to be cooled is attached to the heat exchange plate 21, the heat generated by the module to be cooled is absorbed by the heat exchange plate 21 and is transferred to the heat exchange structure 22, a cooling medium is introduced into the flow guide groove 1 through the liquid inlet 11, the cooling medium is contacted with the heat exchange structure 22 in the flowing process of the cooling medium and exchanges heat, finally, the cooling medium is warmed and discharged through the liquid outlet 12, and the cooling medium is circularly conveyed, so that the heat dissipation effect of the module to be cooled is achieved. In the technical scheme of the utility model, the heat exchange is carried out by contacting the refrigerant with the heat exchange structure 22, and the heat can be rapidly taken away by the refrigerant, so that the heat dissipation efficiency is higher.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is merely illustrative embodiments of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present utility model, and the utility model should be covered. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (10)
1. The water-cooling heat dissipation device is characterized by comprising a diversion trench (1) and a heat exchange assembly (2);
a liquid inlet (11) and a liquid outlet (12) are arranged on the side wall of the diversion trench (1), and a diversion interval with a set distance is arranged between the liquid inlet (11) and the liquid outlet (12);
the heat exchange assembly (2) comprises a heat exchange plate (21) and a heat exchange structure (22), the heat exchange plate (21) is arranged at a notch of the diversion trench (1), the edge of the heat exchange plate (21) is in sealing connection with the diversion trench (1), the outer surface of the heat exchange plate (21) is used for being attached to a module to be cooled, and the inner surface of the heat exchange plate is provided with the heat exchange structure (22) which is protruding.
2. The water-cooled heat sink of claim 1 wherein the heat exchange structure (22) includes a plurality of fins disposed along the direction of flow, adjacent ones of the fins being spaced apart to form the coolant flow passage.
3. The water-cooling heat dissipation device according to claim 2, wherein the fins are arranged perpendicular to the inner surface of the heat exchange plate (21), and one end of the fins away from the heat exchange plate (21) is attached to the bottom of the diversion trench (1).
4. A water-cooled heat dissipating device according to claim 3, wherein the diversion trench (1) is in a cuboid shape, and comprises a group of long sides and a group of wide sides, and the liquid inlet (11) and the liquid outlet (12) are respectively arranged on the group of wide sides of the diversion trench (1); and/or
The liquid inlet (11) and the liquid outlet (12) are respectively connected with universal joints.
5. A water-cooled heat sink according to claim 3, wherein in the diversion trench (1), a diversion plate (13) for diversion to the liquid inlet (11) or the liquid outlet (12) is respectively arranged at two ends of the fin.
6. The water-cooling heat sink according to any one of claims 1 to 5, wherein a module mounting hole (14) is provided on the notch of the flow guide groove (1) outside the mounting position of the heat exchange plate (21);
the module to be cooled is connected with the diversion trench (1) through the module mounting hole (14).
7. The water-cooled heat sink according to any one of claims 1 to 5, characterized in that the edges of the heat exchanger plates (21) and the flow guide grooves (1) are welded by friction stir welding.
8. The water-cooled heat sink according to any one of claims 1 to 5, wherein the flow guide groove (1) is a die-cast integrated structure, and the heat exchange assembly (2) is an aluminum extrusion integrated structure.
9. The water-cooling heat sink according to any one of claims 1 to 5, wherein the material of the diversion trench (1) is aluminum, and the material of the heat exchange component (2) is aluminum alloy.
10. A water cooling system, characterized by comprising the water cooling device according to any one of claims 1 to 9, a pump body and a cold row device;
the liquid inlet is connected with the pump body, the cold discharge device is connected with the liquid outlet, and the pump body is connected with the cold discharge device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320490327.6U CN219842666U (en) | 2023-03-09 | 2023-03-09 | Water-cooling heat dissipation device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320490327.6U CN219842666U (en) | 2023-03-09 | 2023-03-09 | Water-cooling heat dissipation device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219842666U true CN219842666U (en) | 2023-10-17 |
Family
ID=88301956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320490327.6U Active CN219842666U (en) | 2023-03-09 | 2023-03-09 | Water-cooling heat dissipation device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219842666U (en) |
-
2023
- 2023-03-09 CN CN202320490327.6U patent/CN219842666U/en active Active
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