CN220823575U - Cold plate structure and liquid cooling system - Google Patents
Cold plate structure and liquid cooling system Download PDFInfo
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- CN220823575U CN220823575U CN202322154512.0U CN202322154512U CN220823575U CN 220823575 U CN220823575 U CN 220823575U CN 202322154512 U CN202322154512 U CN 202322154512U CN 220823575 U CN220823575 U CN 220823575U
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- shell
- heat exchange
- plate structure
- cold plate
- heat
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- 239000007788 liquid Substances 0.000 title claims abstract description 90
- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000003466 welding Methods 0.000 claims description 5
- 238000002791 soaking Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 22
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a cold plate structure, which relates to the technical field of heat dissipation and comprises a shell, wherein a heat exchange space for heat exchange liquid to flow is formed in the shell; the liquid inlet and the liquid outlet are arranged on the shell at intervals and are communicated with the heat exchange space; the plurality of heat transfer parts are arranged on the shell. After the shell contacts with the heating element, the heat transfer part can improve the speed of heat transfer of the shell, so that heat exchange liquid entering the heat exchange space can take away more heat, the overall heat exchange effect of the device is improved, the complexity of the flow channel is not required to be increased while the heat exchange effect of the cold plate and the liquid is improved, turbulence is not required to be increased, and the technical problem in the prior art is effectively solved. The utility model also provides a liquid cooling system comprising the cooling plate structure.
Description
Technical Field
The utility model relates to the technical field of heat dissipation, in particular to a cold plate structure and a liquid cooling system.
Background
The water cooling heat dissipation system circulates the cooling liquid in the heat dissipation pipe by using a pump and dissipates heat. The heat absorbing part (called as a heat absorbing box in the liquid cooling system) on the radiator is used for absorbing heat from the CPU, the north bridge and the display card of the computer.
In order to improve the heat exchange effect, the conventional water cooling plate generally increases the complexity of the flow channel to increase turbulence so as to improve the heat exchange effect between the liquid and the cold plate, but increases the flow resistance.
Therefore, the technical problems are further solved.
Disclosure of utility model
The utility model aims to provide a cold plate structure and a liquid cooling system so as to alleviate technical problems in related technologies.
The application provides a cold plate structure, comprising:
a housing having a heat exchange space therein for flow of a heat exchange liquid;
The liquid inlet and the liquid outlet are arranged on the shell at intervals and are communicated with the heat exchange space;
And a plurality of heat transfer parts arranged on the shell.
Optionally, the foregoing cold plate structure, wherein the housing comprises:
The first shell and the second shell are sequentially stacked, and the heat exchange space is defined by the first shell and the second shell;
The liquid inlet is arranged on the first shell or the second shell and is communicated with the heat exchange space, and the liquid outlet is arranged on the first shell or the second shell and is communicated with the heat exchange space.
Optionally, in the foregoing cold plate structure, a micro-channel is formed in the heat exchange space, and the micro-channel is respectively communicated with the liquid inlet and the liquid outlet;
The micro-channel is used for enabling the heat exchange liquid to flow in the heat exchange space.
Optionally, the cold plate structure described above, wherein the micro-channel comprises:
the first micro-channel is arranged on one side of the first shell opposite to the second shell;
the second micro-channel is arranged on one side of the second shell opposite to the first shell;
The first shell is buckled with the second shell, so that the side wall of the first micro-channel is propped against the side wall of the second micro-channel, and the channels in the first micro-channel are in one-to-one correspondence and communicated with the channels in the second micro-channel.
Optionally, the heat transfer portion is a heat pipe, the heat pipe is in a U shape, the first side surface of the housing and the second side surface of the housing are located at the inner side of the heat pipe, the plurality of heat pipes are arranged on the housing at intervals along the extending direction of the first side surface, and the intervals between the adjacent heat pipes are the same;
the first side surface is used for being attached to one surface of the heating element, and the second side surface is a surface deviating from the first side surface.
Optionally, the cold plate structure described above, wherein the first housing is a vapor chamber.
Optionally, the cold plate structure described above, wherein the second housing is the vapor chamber.
Optionally, the cooling plate structure is formed by welding the housing, the liquid inlet, the liquid outlet, the first housing, the second housing, and the heat transfer portion.
Optionally, the cold plate structure described above, wherein the first micro-channel and the first housing are in a unitary structure, and the second micro-channel and the second housing are in a unitary structure.
In another aspect, the present application provides a liquid cooling system comprising:
A cold plate structure;
the cold plate structure comprises:
a housing having a heat exchange space therein for flow of a heat exchange liquid;
The liquid inlet and the liquid outlet are arranged on the shell at intervals and are communicated with the heat exchange space;
And a plurality of heat transfer parts arranged on the shell.
By means of the technical scheme, the cooling plate structure and the liquid cooling system have at least the following advantages:
According to the cold plate structure and the liquid cooling system provided by the application, after the shell is contacted with the heating element, the heat transfer part can improve the speed of heat transfer of the shell, so that heat exchange liquid entering the heat exchange space can take away more heat, the integral heat exchange effect of the device is improved, the complexity of a flow channel is not required to be increased while the heat exchange effect of the cold plate and the liquid is improved, turbulent flow is not required to be increased, and the flow resistance is not increased, so that the technical problems in the prior art are effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the related art, the drawings that are required to be used in the description of the embodiments or the related art will be briefly described, and it is apparent that the drawings in the description below are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic diagram of a cooling plate structure according to an embodiment of the present utility model;
Fig. 2 is a schematic structural diagram of a first housing of a cold plate structure according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a second housing of a cold plate structure according to a first embodiment of the present utility model;
Fig. 4 is a schematic structural diagram of a heat transfer portion of a cold plate structure according to an embodiment of the present utility model.
Icon:
1. a housing; 11. a first housing; 12. a second housing; 2. a liquid inlet; 3. a liquid outlet; 4. a heat transfer section; 5. a first microchannel; 6. a second microchannel.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1, a proposed cold plate structure according to an embodiment of the present utility model includes: a casing 1, a liquid inlet 2, a liquid outlet 3 and a plurality of heat transfer parts 4;
The shell 1 is internally provided with a heat exchange space for heat exchange liquid to flow;
The liquid inlet 2 and the liquid outlet 3 are arranged on the shell 1 at intervals and are communicated with the heat exchange space;
A plurality of heat transfer portions 4 are provided on the casing 1.
Specifically, the heat exchange space in the shell 1 is used for flowing heat exchange liquid, and the shell 1 is used for being attached to the heating element so as to achieve a better heat exchange effect. The shape of the housing 1 is a regular shape, i.e. the housing 1 is a rectangular body. The liquid inlet 2 is used for allowing heat exchange liquid to enter the heat exchange space. The liquid outlet 3 is used for the heat exchange liquid to flow to the outside of the heat exchange space. The heat transfer part 4 has the effect of heat transfer, the setting of heat transfer part 4 can play better radiating effect, after casing 1 and heating element meet the department, the face that casing 1 and heating element contacted can be heated first, then spread, but under the effect of heat transfer part 4, casing 1 carries out the speed that spreads the heat and can improve, casing 1 absorbs the thermal speed can accelerate, because casing 1 absorbs thermal speed and improves, casing 1 spreads the speed of heat and also improves simultaneously, after the heat exchange liquid gets into the heat transfer space, the heat of taking away will be more, and then improved the effect of heat transfer. The housing 1 may be of a unitary structure or of a split structure. The casing 1 can be connected with the liquid inlet 2 and the liquid outlet 3 in a fixed connection mode, and can also be connected in a detachable mode, for example: bolted or welded.
According to the cold plate structure provided by the embodiment of the utility model, after the shell 1 is contacted with the heating element, the heat transfer part 4 can improve the heat transfer speed of the shell 1, so that heat exchange liquid entering the heat exchange space can take away more heat, the integral heat exchange effect of the device is improved, the complexity of a flow channel is not required to be increased while the heat exchange effect of the cold plate and the liquid is improved, turbulent flow is not required to be increased, and the flow resistance is not increased, so that the technical problems in the prior art are effectively solved.
As shown in fig. 1-3, in an implementation, the housing 1 includes: a first casing 11 and a second casing 12 which are laminated in this order;
The first shell 11 and the second shell 12 together enclose a heat exchange space; the liquid inlet 2 is disposed on the first casing 11 or the second casing 12 and is communicated with the heat exchange space, and the liquid outlet 3 is disposed on the first casing 11 or the second casing 12 and is communicated with the heat exchange space.
Specifically, the first housing 11 and the second housing 12 are both groove-shaped housings 1, and the notches of the first housing 11 and the second housing 12 are opposite and buckled to enclose a heat exchange space for flowing heat exchange liquid. The first housing 11 and the second housing 12 may be connected by a fixed connection manner, or may be connected by a detachable manner, for example: welded or bolted. The liquid inlet 2 is arranged on the first shell 11 or the second shell 12 and is communicated with the heat exchange space, the liquid outlet 3 is arranged on the first shell 11 or the second shell 12 and is communicated with the heat exchange space, and the liquid inlet 2 and the liquid outlet 3 can be conveniently communicated with the heat exchange space respectively through the structural design so that heat exchange liquid can conveniently enter the heat exchange space to drive heat, and the heat exchange effect is realized. The specific setting positions of the liquid inlet 2 and the liquid outlet 3 can be adjusted by technicians according to actual demands so as to ensure that the device can be applied to more scenes.
As shown in fig. 2-3, in an implementation, a micro-channel is formed in the heat exchange space, and the micro-channel is respectively communicated with the liquid inlet 2 and the liquid outlet 3; the micro-channel is used for enabling heat exchange liquid to flow in the heat exchange space.
Specifically, the arrangement of the micro-channels can improve the heat exchange efficiency in the heat exchange space.
As shown in fig. 2-3, in an implementation, the microchannel includes: a first microchannel 5 and a second microchannel 6;
The first microchannel 5 is arranged on the opposite side of the first housing 11 from the second housing 12; the second microchannel 6 is provided on the opposite side of the second housing 12 from the first housing 11; the first housing 11 and the second housing 12 are buckled, so that the side wall of the first micro-channel 5 abuts against the side wall of the second micro-channel 6, and the first micro-channel 5 is communicated with the second micro-channel 6.
Specifically, the microchannel is divided into a first microchannel 5 and a second microchannel 6, the first microchannels 5 are arranged in the grooves of the first shell 11, the second microchannels 6 are arranged in the grooves of the second shell 12, when the first shell 11 is buckled with the second shell 12, the first microchannels 5 and the second microchannels 6 are distributed in the heat exchange space in a lamination mode and are communicated in a one-to-one correspondence mode, and the side walls of the first microchannels 5 are propped against the side walls of the corresponding second microchannels 6.
As shown in fig. 4, in an implementation, the heat transfer portion 4 is a heat pipe, the heat pipe is in a U shape, the first side surface of the housing 1 and the second side surface of the housing 1 are located at the inner side of the heat pipe, and a plurality of heat pipes are arranged on the housing 1 at intervals along the direction in which the first side surface extends, and the intervals between adjacent heat pipes are the same; the first side is used for being attached to one surface of the heating element, and the second side is a surface deviating from the first side.
Specifically, the heat pipe is the prior art and can be obtained through purchase. The heat pipe technology is a heat transfer element called a heat pipe invented by George Luo Fo (GeorgeGrover) of Los Alamos (Los Alamos) national laboratory in 1963, which fully utilizes the heat conduction principle and the rapid heat transfer property of a phase change medium, and rapidly transfers the heat of a heating object to the outside of a heat source through the heat pipe, and the heat conduction capacity of the heat pipe exceeds that of any known metal. The heat pipe is U-shaped, and the first side of casing 1 and the second side of casing 1 are located the inboard of U-shaped heat pipe, and this structural design, after casing 1 and heating element contact, heat transfer portion 4 can improve the speed of casing 1 conduction heat, and then makes the heat transfer liquid that gets into the heat transfer space can take away more heat to improve the holistic heat transfer effect of device. The heat pipes are distributed on the shell 1 at intervals along the extending direction of the first side, the intervals between the adjacent heat pipes are the same, and the structural design can improve the overall heat transfer rate of the shell 1 so as to achieve better heat exchange effect by matching with heat exchange liquid.
In a specific implementation, the first housing 11 is a vapor chamber.
In particular, vapor chamber is commonly used for electronic products requiring small volume or rapid dissipation of high heat. The vapor chamber is a device for uniformly distributing heat and is widely applied to the fields of industrial production, laboratories and the like. The vapor chamber is in the prior art and can be obtained through purchase. The structural design can improve the overall heat transfer rate of the shell 1 so as to achieve better heat exchange effect by matching with heat exchange liquid.
In an implementation, the second housing 12 is a soaking plate.
Specifically, the structural design can further improve the overall heat transfer rate of the shell 1 so as to achieve better heat exchange effect by matching with heat exchange liquid.
In a specific implementation, the casing 1, the liquid inlet 2, the liquid outlet 3, the first casing 11, the second casing 12, and the heat transfer portion 4 are all connected by welding.
Specifically, the casing 1 is connected with the liquid inlet 2 and the liquid outlet 3 and the first casing 11 and the second casing 12 in a welding mode, and the sealing effect of the heat exchange space can be conveniently improved through the structural design, so that the device is prevented from damaging the heating element. The heat transfer part 4 and the shell 1 are connected in a welding mode, and the structural design can improve the overall heat transfer rate of the shell 1 so as to achieve better heat exchange effect by matching with heat exchange liquid.
In an implementation, the first micro-channel 5 and the first housing 11 are in a one-piece structure, and the second micro-channel 6 and the second housing 12 are in a one-piece structure.
Specifically, in order to increase the overall heat transfer rate of the housing 1, in the present application, the first housing 11 and the second housing 12 are both flat plates, and the first micro-channel 5 is machined by a relieved tooth manner on one side of the first housing 11 relative to the second housing 12, and the second micro-channel 6 is machined by a relieved tooth manner on one side of the second housing 12 relative to the first housing 11.
Example two
In a second embodiment of the present utility model, a liquid cooling system includes: a cold plate structure; as shown in fig. 1 to 4, the cold plate structure includes: a casing 1, a liquid inlet 2, a liquid outlet 3 and a plurality of heat transfer parts 4;
The shell 1 is internally provided with a heat exchange space for heat exchange liquid to flow;
The liquid inlet 2 and the liquid outlet 3 are arranged on the shell 1 at intervals and are communicated with the heat exchange space;
a plurality of heat transfer portions 4 are provided on the housing 1.
Specifically, the liquid cooling system in the second embodiment may directly use the cooling plate structure provided in the first embodiment, and the specific implementation structure may refer to the related content described in the first embodiment, which is not described herein again.
The liquid cooling system provided by the embodiment of the utility model uses the cold plate structure provided by the first embodiment, when the shell 1 is contacted with the heating element, the heat transfer part 4 can improve the speed of heat transfer of the shell 1, so that heat exchange liquid entering the heat exchange space can take away more heat, the integral heat exchange effect of the device is improved, the heat exchange effect of the cold plate and the liquid is improved, the complexity of a flow channel is not required to be increased, the turbulent flow is not required to be increased, the flow resistance is not increased, and the technical problems in the prior art are effectively solved.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. A cold plate structure, comprising:
A shell (1), wherein a heat exchange space for heat exchange liquid to flow is formed in the shell (1);
The liquid inlet (2) and the liquid outlet (3) are arranged on the shell (1) at intervals, and are communicated with the heat exchange space;
And a plurality of heat transfer sections (4) provided on the housing (1).
2. Cold plate structure according to claim 1, wherein the housing (1) comprises:
The heat exchange device comprises a first shell (11) and a second shell (12) which are sequentially stacked, wherein the first shell (11) and the second shell (12) jointly enclose the heat exchange space;
The liquid inlet (2) is arranged on the first shell (11) or the second shell (12) and is communicated with the heat exchange space, and the liquid outlet (3) is arranged on the first shell (11) or the second shell (12) and is communicated with the heat exchange space.
3. The cold plate structure of claim 2, wherein the cold plate structure comprises a plurality of cold plates,
A micro-channel is formed in the heat exchange space and is respectively communicated with the liquid inlet (2) and the liquid outlet (3);
The micro-channel is used for enabling the heat exchange liquid to flow in the heat exchange space.
4. A cold plate structure according to claim 3, wherein the micro-channels comprise:
A first microchannel (5) provided on the opposite side of the first housing (11) from the second housing (12);
A second microchannel (6) provided on the side of the second housing (12) opposite to the first housing (11);
The first shell (11) is buckled with the second shell (12) so that the side wall of the first micro-channel (5) abuts against the side wall of the second micro-channel (6), and the first micro-channel (5) corresponds to and is communicated with the second micro-channel (6).
5. A cold plate structure according to any one of claims 1 to 4, wherein,
The heat transfer part (4) is a heat pipe, the heat pipe is U-shaped, a first side surface of the shell (1) and a second side surface of the shell (1) are positioned on the inner side of the heat pipe, a plurality of heat pipes are arranged on the shell (1) at intervals along the extending direction of the first side surface, and the intervals between the adjacent heat pipes are the same;
the first side surface is used for being attached to one surface of the heating element, and the second side surface is a surface deviating from the first side surface.
6. The cold plate structure of claim 2, wherein the cold plate structure comprises a plurality of cold plates,
The first shell (11) is a soaking plate.
7. The cold plate structure of claim 6, wherein the cold plate structure comprises a plurality of cold plates,
The second shell (12) is the vapor chamber.
8. The cold plate structure of claim 2, wherein the cold plate structure comprises a plurality of cold plates,
The shell (1) is connected with the liquid inlet (2) and the liquid outlet (3), the first shell (11) is connected with the second shell (12) and the heat transfer part (4) is connected with the shell (1) in a welding mode.
9. The cold plate structure of claim 4, wherein the cold plate structure comprises a plurality of cold plates,
The first micro-channel (5) and the first shell (11) are of an integrated structure, and the second micro-channel (6) and the second shell (12) are of an integrated structure.
10. A liquid cooling system, comprising:
the cold plate structure of any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322154512.0U CN220823575U (en) | 2023-08-10 | 2023-08-10 | Cold plate structure and liquid cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322154512.0U CN220823575U (en) | 2023-08-10 | 2023-08-10 | Cold plate structure and liquid cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220823575U true CN220823575U (en) | 2024-04-19 |
Family
ID=90679649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322154512.0U Active CN220823575U (en) | 2023-08-10 | 2023-08-10 | Cold plate structure and liquid cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220823575U (en) |
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2023
- 2023-08-10 CN CN202322154512.0U patent/CN220823575U/en active Active
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