CN220672683U - Liquid cooling plate and battery pack - Google Patents
Liquid cooling plate and battery pack Download PDFInfo
- Publication number
- CN220672683U CN220672683U CN202322238263.3U CN202322238263U CN220672683U CN 220672683 U CN220672683 U CN 220672683U CN 202322238263 U CN202322238263 U CN 202322238263U CN 220672683 U CN220672683 U CN 220672683U
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- Prior art keywords
- liquid
- cooling plate
- liquid cooling
- flow dividing
- lug
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- 239000007788 liquid Substances 0.000 title claims abstract description 117
- 238000001816 cooling Methods 0.000 title claims abstract description 60
- 125000006850 spacer group Chemical group 0.000 claims description 22
- 238000005192 partition Methods 0.000 abstract description 19
- 239000000110 cooling liquid Substances 0.000 abstract description 15
- 241000463219 Epitheca Species 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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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- Secondary Cells (AREA)
Abstract
The utility model discloses a liquid cooling plate and a battery pack, wherein the liquid cooling plate comprises a liquid cooling plate main body, and a liquid inlet and a liquid outlet which are arranged on two sides of the liquid cooling main body, wherein the liquid inlet and the liquid outlet are arranged in a staggered manner; according to the technical scheme, the liquid cooling plate body is internally provided with a plurality of first flow dividing ribs and second flow dividing ribs which are arranged in parallel, the first flow dividing ribs comprise first partition blocks and first convex blocks, the first convex blocks are arranged on the first partition blocks in a protruding mode, the second flow dividing ribs comprise second partition blocks and second convex blocks, the second convex blocks are arranged on the second partition blocks in a protruding mode, the second partition blocks are arranged at intervals with the first partition blocks, and the second convex blocks are arranged in a dislocation mode with the first convex blocks; according to the utility model, the first lug and the second lug are arranged, so that the cooling liquid is blocked at the first lug or the second lug and flows out after forming turbulence, and the heat exchange efficiency between the cooling liquid and the first flow dividing rib and the second flow dividing rib can be improved, and the heat exchange efficiency of the liquid cooling plate is improved.
Description
Technical Field
The utility model relates to the technical field of liquid cooling plates, in particular to a liquid cooling plate and a battery pack.
Background
In the field of batteries, heat is inevitably generated in the process of charging and discharging a battery module in a battery pack. Therefore, a liquid cooling plate is usually arranged in the battery module to improve the heat dissipation efficiency of the battery pack.
From the liquid cooling flow characteristics analysis, turbulent flow is beneficial to the full exchange of heat inside the fluid. However, most of the structures of the existing liquid cooling plates are provided with a plurality of straight partition boards inside the liquid cooling plate main body so as to separate a plurality of straight branch flow passages, and therefore the heat exchange efficiency of the existing liquid cooling plates is low.
Disclosure of Invention
The utility model mainly aims to provide a liquid cooling plate, which aims to solve the problem of low heat exchange efficiency of the existing liquid cooling plate.
In order to achieve the above purpose, the liquid cooling plate provided by the utility model comprises a liquid cooling plate main body, and a liquid inlet and a liquid outlet which are arranged on two sides of the liquid cooling plate main body, wherein the liquid inlet and the liquid outlet are arranged in a staggered manner, a cavity is arranged in the liquid cooling plate main body, the cavity is communicated with the liquid inlet and the liquid outlet, and a plurality of first flow dividing ribs and a plurality of second flow dividing ribs which are arranged in parallel are arranged in the cavity;
the first flow dividing rib comprises a first spacer block and a first lug, the first lug is arranged on the first spacer block in a protruding mode, the second flow dividing rib comprises a second spacer block and a second lug, the second lug is arranged on the second spacer block in a protruding mode, the second spacer block is arranged at an interval with the first spacer block, and the second lug is arranged with the first lug in a dislocation mode.
Optionally, the cavity is further provided with a plurality of parallel transverse blocks, and the plurality of transverse blocks are located at one end of the first flow dividing rib or one end of the second flow dividing rib.
Optionally, the liquid cooling plate main body includes epitheca and drain pan, the epitheca with the drain pan is connected and encloses into the cavity, the drain pan is equipped with the inlet with the liquid outlet.
Optionally, the inner wall protrusion of drain pan is provided with a plurality of positioning tube, positioning tube with the epitheca butt is in order to support the epitheca.
Optionally, the upper shell and the bottom shell are of an integrally formed structure.
Optionally, the drain pan is fixed to be provided with feed liquor pipe and drain pipe, the drain pan includes relative first side and the second side that sets up, the feed liquor pipe is located first side, the drain pipe is located the second side, the feed liquor pipe with the drain pipe dislocation set.
Optionally, a branch flow channel is arranged between the transverse block and the inner wall of the bottom shell.
Optionally, a distance between the first shunt rib and the second shunt rib is greater than a length of the transverse block.
Optionally, the first bump and the second bump are both circular in shape.
The utility model also provides a battery pack, which comprises the liquid cooling plate.
According to the technical scheme, the liquid cooling plate body is internally provided with a plurality of first flow dividing ribs and second flow dividing ribs which are arranged in parallel, the first flow dividing ribs comprise first partition blocks and first convex blocks, the first convex blocks are arranged on the first partition blocks in a protruding mode, the second flow dividing ribs comprise second partition blocks and second convex blocks, the second convex blocks are arranged on the second partition blocks in a protruding mode, the second partition blocks are arranged at intervals with the first partition blocks, and the second convex blocks are arranged in a dislocation mode with the first convex blocks; according to the utility model, the first lug and the second lug are arranged, so that the cooling liquid is blocked at the first lug or the second lug and flows out after forming turbulence, and the heat exchange efficiency between the cooling liquid and the first flow dividing rib and the second flow dividing rib can be improved, and the heat exchange efficiency of the liquid cooling plate is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a liquid cooling plate according to an embodiment of the present utility model;
fig. 2 is a cross-sectional view of an embodiment of a liquid cooling plate according to the present utility model.
Reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout is meant to include three side-by-side schemes, for example, "a and/or B", including a scheme, or B scheme, or a scheme that is satisfied by both a and B. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The utility model provides a liquid cooling plate 100. Referring to fig. 1 to 2, fig. 1 is a schematic structural diagram of a liquid cooling plate 100 according to an embodiment of the present utility model; fig. 2 is a cross-sectional view of an embodiment of a liquid cooling plate 100 according to the present utility model.
In the embodiment of the utility model, as shown in fig. 1 and 2, the liquid cooling plate 100 provided by the utility model comprises a liquid cooling plate main body 10, and a liquid inlet and a liquid outlet which are arranged on two sides of the liquid cooling plate main body, wherein the liquid inlet and the liquid outlet are arranged in a staggered manner, a cavity 13 is arranged in the liquid cooling plate main body 10, the cavity 13 is communicated with the liquid inlet and the liquid outlet, and a plurality of first flow dividing ribs 40 and second flow dividing ribs 50 which are arranged in parallel are arranged in the cavity 13;
the first shunt rib 40 includes a first spacer 41 and a first bump 42, the first bump 42 is protruded from the first spacer 41, the second shunt rib 50 includes a second spacer 51 and a second bump 52, the second bump 52 is protruded from the second spacer 51, the second spacer 51 is spaced from the first spacer 41, and the second bump 52 is staggered from the first bump 42.
According to the technical scheme, a plurality of first flow dividing ribs 40 and second flow dividing ribs 50 which are arranged in parallel are arranged in the liquid cooling plate main body 10, the first flow dividing ribs 40 comprise first partition blocks 41 and first protruding blocks 42, the first protruding blocks 42 are arranged on the first partition blocks 41 in a protruding mode, the second flow dividing ribs 50 comprise second partition blocks 51 and second protruding blocks 52, the second protruding blocks 52 are arranged on the second partition blocks 51 in a protruding mode, the second partition blocks 51 and the first partition blocks 41 are arranged at intervals, and the second protruding blocks 52 and the first protruding blocks 42 are arranged in a staggered mode; according to the utility model, the first protruding block 42 and the second protruding block 52 are arranged, so that the cooling liquid is blocked at the first protruding block 42 or the second protruding block 52 and flows out after forming turbulence, and the heat exchange efficiency between the cooling liquid and the first flow dividing rib 40 and the second flow dividing rib 50 can be improved, and the heat exchange efficiency of the liquid cooling plate 100 is improved.
In an embodiment, the liquid cooling plate body 10 is provided with a plurality of first flow dividing ribs 40 and second flow dividing ribs 50, and first bumps 42 and second bumps 52 are additionally arranged on the first flow dividing ribs 40 and the second flow dividing ribs 50, and the first bumps 42 and the second bumps 52 are arranged in a staggered manner. The first and second flow dividing ribs 40 and 50 have a flow dividing passage therebetween so that the coolant can flow in the flow dividing passage.
Specifically, the cooling liquid enters from the liquid inlet and flows through the flow dividing channel between the first flow dividing rib 40 and the second flow dividing rib 50, the cooling liquid is blocked by the first bump 42 and the second bump 52 and forms turbulence, the heat exchange efficiency of the cooling liquid and the first flow dividing rib 40 or the heat exchange efficiency of the cooling liquid and the second flow dividing rib 50 is improved, and the heat exchange efficiency of the liquid cooling plate 100 is improved.
In an embodiment, the first spacer 41 of the first flow dividing rib 40 and the second spacer 51 of the second flow dividing rib 50 extend along the width direction of the liquid cooling plate body 10, and a flow dividing channel is provided between the first spacer 41 and the second spacer 51.
In an embodiment, the liquid cooling plate body 10 is provided with at least four first diversion ribs 40 and four second diversion ribs 50, each first diversion rib 40 is provided with a first bump 42 in a protruding manner, each second diversion rib 50 is provided with a second bump 52 in a protruding manner, and the first bump 42 and the second bump 52 are arranged in a dislocation manner.
As shown in fig. 1 and 2, the cavity 13 is further provided with a plurality of parallel transverse blocks 60, and a plurality of transverse blocks 60 are located at one end of the first flow dividing rib 40 or the second flow dividing rib 50.
In one embodiment, a plurality of transverse blocks 60 are further disposed in the liquid cooling plate main body 10, and the plurality of transverse blocks 60 are disposed at intervals. The cooling liquid enters from the liquid inlet, flows through the flow dividing channel between the first flow dividing rib 40 and the second flow dividing rib 50, flows through the branch channels 124 at two sides of the transverse block 60, and exchanges heat with the transverse block 60, so that the heat exchange efficiency of the liquid cooling plate 100 is further improved.
Optionally, the liquid cooling plate main body 10 includes an upper shell 11 and a bottom shell 12, the upper shell 11 is connected with the bottom shell 12 and encloses the cavity 13, and the bottom shell 12 is provided with the liquid inlet and the liquid outlet.
In an embodiment, as shown in fig. 1 and fig. 2, the bottom shell 12 is provided with the liquid inlet and the liquid outlet, the liquid inlet is disposed on the right side of the bottom shell 12, the liquid outlet is disposed on the left side of the bottom shell 12, and the liquid inlet and the liquid outlet are disposed in a staggered manner. The cooling liquid enters from the liquid inlet, flows through the flow dividing channel between the first flow dividing rib 40 and the second flow dividing rib 50, flows through the branch channels 124 at two sides of the transverse block 60, and finally flows out from the liquid outlet.
Alternatively, the inner wall of the bottom case 12 is convexly provided with a plurality of positioning cylinders 123, and the positioning cylinders 123 are abutted with the upper case 11 to support the upper case 11.
In an embodiment, the battery module may be mounted above the upper case 11. The bottom shell 12 is internally provided with a positioning cylinder 123 in a protruding manner, and the positioning cylinder 123 is used for supporting the upper shell 11, so as to further support the battery module.
Optionally, the upper case 11 and the bottom case 12 are integrally formed.
As shown in fig. 1 and 2, the bottom shell 12 is fixedly provided with a liquid inlet pipe 20 and a liquid outlet pipe 30, the bottom shell 12 includes a first side 121 and a second side 122 that are oppositely disposed, the liquid inlet pipe 20 is disposed on the first side 121, the liquid outlet pipe 30 is disposed on the second side 122, and the liquid inlet pipe 20 and the liquid outlet pipe 30 are disposed in a staggered manner.
In an embodiment, the liquid inlet pipe 20 is provided with the liquid inlet, and the liquid outlet pipe 30 is provided with the liquid outlet. The liquid inlet pipe 20 is disposed on the first side 121, and the liquid outlet pipe 30 is disposed on the second side 122. As shown in fig. 2, the first side 121 is a right side of the bottom case 12, and the second side 122 is a left side of the bottom case 12. And the liquid inlet pipe 20 and the liquid outlet pipe 30 are arranged in a staggered manner.
Optionally, the distance between the first and second flow-dividing ribs 40, 50 is greater than the length of the transverse block 60.
In one embodiment, the cooling fluid may flow through the branch channels 124 on both sides of the lateral block 60 to increase the heat exchange efficiency between the cooling fluid and the lateral block 60.
Optionally, a branch flow channel 124 is provided between the lateral block 60 and the inner wall of the bottom shell 12.
In an embodiment, the positioning cylinder 123 is not in contact with the lateral block 60, a gap is provided between the positioning cylinder 123 and the lateral block 60, and the cooling liquid can flow through the branch channels 124 at both sides of the lateral block 60.
As shown in fig. 2, the first bump 42 and the second bump 52 are rounded in shape.
The utility model also provides a battery pack, which comprises the liquid cooling plate 100, wherein the specific structure of the liquid cooling plate 100 refers to the embodiment, and the battery pack adopts all the technical schemes of all the embodiments, so that the battery pack at least has all the beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted.
According to the utility model, the first protruding block 42 and the second protruding block 52 are arranged, so that the cooling liquid is blocked at the first protruding block 42 or the second protruding block 52 and flows out after forming turbulence, and the heat exchange efficiency between the cooling liquid and the first flow dividing rib 40 and the second flow dividing rib 50 can be improved, and the heat exchange efficiency of the liquid cooling plate 100 is improved.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. The liquid cooling plate is characterized by comprising a liquid cooling plate main body, and a liquid inlet and a liquid outlet which are arranged on two sides of the liquid cooling plate main body, wherein the liquid inlet and the liquid outlet are arranged in a staggered mode, a cavity is arranged in the liquid cooling plate main body, the cavity is communicated with the liquid inlet and the liquid outlet, and a plurality of first flow dividing ribs and a plurality of second flow dividing ribs which are arranged in parallel are arranged in the cavity;
the first flow dividing rib comprises a first spacer block and a first lug, the first lug is arranged on the first spacer block in a protruding mode, the second flow dividing rib comprises a second spacer block and a second lug, the second lug is arranged on the second spacer block in a protruding mode, the second spacer block is arranged at an interval with the first spacer block, and the second lug is arranged with the first lug in a dislocation mode.
2. The liquid cooling plate according to claim 1, wherein the cavity is further provided with a plurality of parallel transverse blocks, and the plurality of transverse blocks are positioned at one end of the first flow dividing rib or the second flow dividing rib.
3. The liquid cooling plate according to claim 2, wherein the liquid cooling plate body comprises an upper shell and a bottom shell, the upper shell is connected with the bottom shell and encloses the cavity, and the bottom shell is provided with the liquid inlet and the liquid outlet.
4. The liquid cooling plate according to claim 3, wherein a plurality of positioning cylinders are provided on an inner wall of the bottom case in a protruding manner, and the positioning cylinders are abutted against the upper case to support the upper case.
5. The liquid cooling plate according to claim 3, wherein the upper shell and the bottom shell are integrally formed.
6. The liquid cooling plate according to any one of claims 3 to 5, wherein the bottom shell is fixedly provided with a liquid inlet pipe and a liquid outlet pipe, the bottom shell comprises a first side and a second side which are oppositely arranged, the liquid inlet pipe is arranged on the first side, the liquid outlet pipe is arranged on the second side, and the liquid inlet pipe and the liquid outlet pipe are arranged in a staggered mode.
7. The liquid cooling plate according to any one of claims 3 to 5, wherein a branch flow passage is provided between the lateral block and the inner wall of the bottom case.
8. The liquid cooling plate according to any one of claims 3 to 5, wherein a distance between the first flow dividing rib and the second flow dividing rib is greater than a length of the lateral block.
9. The liquid cooling plate according to any one of claims 1 to 5, wherein the first projection and the second projection are each provided in a circular shape.
10. A battery pack comprising the liquid cooling plate according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238263.3U CN220672683U (en) | 2023-08-18 | 2023-08-18 | Liquid cooling plate and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322238263.3U CN220672683U (en) | 2023-08-18 | 2023-08-18 | Liquid cooling plate and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220672683U true CN220672683U (en) | 2024-03-26 |
Family
ID=90338767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322238263.3U Active CN220672683U (en) | 2023-08-18 | 2023-08-18 | Liquid cooling plate and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220672683U (en) |
-
2023
- 2023-08-18 CN CN202322238263.3U patent/CN220672683U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |