CN211719739U - Liquid cooling plate - Google Patents
Liquid cooling plate Download PDFInfo
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- CN211719739U CN211719739U CN201922326320.7U CN201922326320U CN211719739U CN 211719739 U CN211719739 U CN 211719739U CN 201922326320 U CN201922326320 U CN 201922326320U CN 211719739 U CN211719739 U CN 211719739U
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- heat
- liquid cooling
- plate
- heat insulation
- heat insulating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a liquid cooling system technical field discloses a liquid cooling board, the liquid cooling board includes runner plate and heat insulating part, the heat insulating part is located on one side of runner plate with the heat insulating part with form fluid passage between the two, the heat insulating part is less than 2.7g/cm for density3And the thermal conductivity coefficient is less than 200W/(m.K). Thus, the density of the bottom plate of the liquid cooling plate is less than 2.7g/cm3And the heat conductivity coefficient is smaller than that of the heat insulation piece of the aluminum material. Compared with the prior art, the heat generated by the liquid cooling plate can be transferred to the box body to exchange heat with the external air of the battery pack, so that a large amount of heat loss can be reduced. Therefore, the heat insulation material is not required to be added between the battery box body and the cushion pad or the heat insulation material is not required to be added on the periphery of the battery box body, the effects of heat preservation and heat loss reduction can be achieved, the cooling or heating effect of the liquid cooling plate is ensured, and meanwhile, the cost is reduced. In addition, the heat insulation piece is made of plastic and has lower density than aluminum, so that the weight can be reduced.
Description
Technical Field
The utility model relates to a liquid cooling system technical field specifically relates to a liquid cooling board.
Background
New energy electric powered vehicles are increasingly using liquid cooling systems to cool and heat the battery pack. The liquid cooling system usually contains liquid cooling board, liquid cooling pipe, temperature control system, and present liquid cooling board uses the welding of aluminum product flat board and aluminum product runner board to form, and the liquid cooling board of accomplishing in groups is placed on battery box bottom plate, and the battery module is placed on the liquid cooling board, pours into the coolant liquid or the heating fluid body into in the liquid cooling board and makes the liquid cooling board produce high temperature or low temperature heat, reaches the effect of heating or cooling for the battery.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough or defect among the prior art, the inventor finds through the research, because the liquid cold plate is placed on battery box bottom plate, the heat of liquid cold plate can transmit battery box bottom plate, and aluminium is good heat conduction material, therefore the heat that produces in the liquid cold plate carries out the heat exchange with the outside air easily, has great heat loss to exist, influences the heating or the cooling effect of liquid cold plate to the battery package. If the heat insulating material is added between the liquid cooling plate and the bottom plate of the battery box body, the heat insulating material is added on the periphery of the battery box body, and the cost of parts is increased.
The utility model provides a liquid cooling board, this liquid cooling board can reduce heat loss, makes the liquid cooling effect more, simultaneously can the reduction in weight and the manufacturing cost of liquid cooling board.
In order to achieve the above object, the present invention provides a liquid cooling plate, the liquid cooling plate includes a flow path plate and a heat insulating member, the heat insulating member is located on one side of the flow path plate so as to the heat insulating member with form a fluid passage between the two, the heat insulating member is less than 2.7g/cm for density3And the thermal conductivity coefficient is less than 200W/(m.K).
By the technical scheme, the density of the liquid cooling plate component is less than 2.7g/cm3And the heat conductivity coefficient is smaller than that of the heat insulation piece of the aluminum material. Because the prior art generally adopts aluminum materials as the bottom plate of the liquid cooling plate, the thermal conductivity coefficient of the aluminum materials is generally more than 200W/(m.K), and the density is generally more than 2.7g/cm3. Therefore, compared with the prior art, the technical scheme of the utility model heat transfer that can reduce the production with the liquid cooling board carries out the heat exchange to box and battery package outside air, and leads to a large amount of heat losses. Therefore, it is not necessary to add a heat insulating material between the battery case and the cushion or to add a heat insulating material to the periphery of the battery caseThe material can also play a role in heat preservation and heat loss reduction, and the cost is reduced while the cooling or heating effect of the liquid cooling plate is ensured. In addition, the heat insulation piece is made of plastic and has lower density than aluminum, so that the weight can be reduced.
Further, the heat insulation part is a plastic part, a plastic-based composite material part or an inorganic non-metallic material part.
Preferably, the plastic part is one of PC, PP and PA 66; the plastic-based composite material part is a mixture of polypropylene and glass fiber or a mixture of polypropylene and carbon fiber;
the inorganic non-metallic material piece is aerogel or quartz.
Preferably, the runner plate is made of one of aluminum, copper, steel, and ceramic.
Further, the heat insulation member is provided in a plate-like structure, and the side surface thereof is attached to the side surface of the runner plate.
Furthermore, a plurality of grooves which are regularly and/or irregularly distributed are arranged on the heat insulation piece.
Further, an orthographic projection of the runner plate on the thermal insulation member is located entirely within a peripheral boundary of the thermal insulation member.
Further, the runner plate and the heat insulating member are integrally formed.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a liquid cooling panel of the present invention;
FIG. 2 is a schematic view of another perspective of one embodiment of the liquid cooling panel of the present invention;
FIG. 3 is a schematic structural view showing a state where a liquid-cooled plate is mounted;
fig. 4 is a schematic structural view from another view point of the installation state of the liquid cooling plate.
Description of the reference numerals
1 Heat insulation 2 flow channel plate
3 flow passage 4 heat conducting pad
5 liquid cooling plate 6 box
7 buffer pad 8 module
Detailed Description
The following describes the embodiments of the present invention in detail. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
The utility model provides a liquid cooling board, as shown in fig. 1-4, liquid cooling board includes runner plate 2 and heat insulating part 1, heat insulating part 1 is located on one side of runner plate 2 with heat insulating part 1 with form fluid passage between the two of runner plate 2, heat insulating part 1 is that density is less than 2.7g/cm3And the heat conductivity coefficient is smaller than that of the aluminum heat insulation piece.
By the technical scheme, the density of the bottom plate of the liquid cooling plate is less than 2.7g/cm3And a thermal insulation member 1 having a thermal conductivity of less than 200W/(m.K). Because the prior art generally adopts aluminum materials as the bottom plate of the liquid cooling plate, the thermal conductivity coefficient of the aluminum materials is generally more than 200W/(m.K), and the density is generally more than 2.7g/cm3. Therefore, compared with the prior art, the heat generated by the liquid cooling plate 5 can be reduced from being transferred to the box body 6 to exchange heat with the air outside the battery pack, and a large amount of heat loss is caused. Therefore, the heat preservation and heat loss reduction effects can be achieved without adding a heat insulation material between the battery box body 6 and the cushion pad 7 or adding a heat insulation material on the periphery of the battery box body 6, and the cost is reduced while the cooling or heating effect of the liquid cooling plate is ensured. In addition, since the heat insulating material 1 is made of plastic and has a lower density than aluminum, it can reduce the weight.
It is noted that those skilled in the art should understand that
Further, the heat insulation part 1 is a plastic part, a plastic-based composite material part or an inorganic non-metallic material part. Preferably, the plastic part is one of PC, PP, PA66 or a mixture of PC and ABS; the plastic-based composite material part is a mixture of polypropylene and glass fiber or a mixture of polypropylene and carbon fiber; the inorganic non-metallic material piece is aerogel or quartz.
Further, the flow field plate 2 is made of one of aluminum, copper, steel, and ceramic.
Further, the heat insulating member 1 is provided in a plate-like structure, and the side surface thereof is attached to the side surface of the flow field plate 2. The heat insulation piece 1 is provided with a plurality of grooves which are regularly and/or irregularly distributed. The orthographic projection of the runner plate 2 on the heat insulation element 1 is completely located within the peripheral boundary of the heat insulation element 1.
Preferably, the runner plate 2 and the heat insulating member 1 are integrally formed.
During the equipment, fill up blotter 7 on battery box 6 to play the cushioning effect, ensure liquid cooling system and module 8 in close contact with, then install liquid cooling plate 5 on blotter 7, paste a heat conduction pad 4 on liquid cooling plate 5 again, heat conduction pad 4 can absorb the slight deformation of liquid cooling plate 5, balanced whole heat simultaneously, make the heat can be balanced the conduction to installing on the module 8 on heat conduction pad 4.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.
Claims (8)
1. A liquid cooling panel, characterized in that, the liquid cooling panel includes runner plate (2) and heat insulating part (1), heat insulating part (1) is located on one side of runner plate (2) in order to form the fluid passage between heat insulating part (1) and the runner plate (2) between the two, heat insulating part (1) is for density is less than 2.7g/cm3And the thermal conductivity coefficient is less than 200W/(m.K).
2. The liquid cold plate of claim 1, wherein: the heat insulation piece (1) is a plastic piece, a plastic-based composite material piece or an inorganic non-metallic material piece.
3. The liquid cold plate of claim 2, wherein:
the plastic part is one of PC, PP and PA 66;
the inorganic non-metallic material piece is aerogel or quartz.
4. The liquid cold plate of claim 1, wherein: the runner plate (2) is made of one of aluminum, copper, steel and ceramic.
5. The liquid cooled panel of any one of claims 1-4, wherein: the heat insulation piece (1) is arranged to be of a plate-shaped structure, and the side surface of the heat insulation piece is attached to the side surface of the runner plate (2).
6. The liquid-cooled panel of claim 5, wherein: the heat insulation piece (1) is provided with a plurality of grooves which are regularly and/or irregularly distributed.
7. The liquid-cooled panel of claim 5, wherein: the orthographic projection of the runner plate (2) on the heat insulation piece (1) is completely positioned in the peripheral boundary of the heat insulation piece (1).
8. The liquid cold plate of claim 1, wherein: the runner plate (2) and the heat insulation piece (1) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922326320.7U CN211719739U (en) | 2019-12-20 | 2019-12-20 | Liquid cooling plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922326320.7U CN211719739U (en) | 2019-12-20 | 2019-12-20 | Liquid cooling plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211719739U true CN211719739U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922326320.7U Active CN211719739U (en) | 2019-12-20 | 2019-12-20 | Liquid cooling plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211719739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782860A (en) * | 2021-11-17 | 2021-12-10 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
-
2019
- 2019-12-20 CN CN201922326320.7U patent/CN211719739U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782860A (en) * | 2021-11-17 | 2021-12-10 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
| CN113782860B (en) * | 2021-11-17 | 2023-11-07 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
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