CN218896693U - Liquid cooling plate group and battery pack with same - Google Patents
Liquid cooling plate group and battery pack with same Download PDFInfo
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- CN218896693U CN218896693U CN202223357870.3U CN202223357870U CN218896693U CN 218896693 U CN218896693 U CN 218896693U CN 202223357870 U CN202223357870 U CN 202223357870U CN 218896693 U CN218896693 U CN 218896693U
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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
Abstract
The utility model discloses a liquid cooling plate group and a battery pack with the same, wherein the liquid cooling plate group comprises a liquid cooling plate, the liquid cooling plate comprises a plate body and a first pipe body, a cooling cavity is arranged in the plate body, a partition plate is arranged in the cooling cavity and is used for dividing the cooling cavity into a liquid inlet cavity and a liquid outlet cavity which are mutually communicated, a first through hole is formed in the side wall of the plate body, the first through hole is simultaneously communicated with the liquid inlet cavity and the liquid outlet cavity, the first pipe body is opposite to the first through hole, a separated liquid inlet pipeline and a separated liquid outlet pipeline are arranged in the first pipe body, the liquid inlet pipeline is communicated with the liquid inlet cavity, and the liquid outlet pipeline is communicated with the liquid outlet cavity. According to the liquid cooling plate set, the infusion efficiency of the cooling liquid in the liquid cooling plate can be better improved, the cooling effect of the liquid cooling plate set is better ensured, the structure of the liquid cooling plate is simplified, the assembly tolerance requirement is reduced, and the space occupation is saved.
Description
Technical Field
The utility model relates to the technical field of batteries, in particular to a liquid cooling plate group and a battery pack with the same.
Background
The chemical reaction of the battery cell in the charge and discharge process can generate heat, so that the temperature inside the battery cell can be increased, and the temperature rise phenomenon is more serious especially under the conditions of high current and high power charge and discharge. And as the temperature of the battery cell increases, the performance of the battery cell is greatly attenuated, and even safety accidents can be caused. In addition, a plurality of battery cells are usually arranged in the battery module, when the heat dissipation condition of a single battery cell is poor, the heat dissipation of other battery cells in the whole battery pack can be seriously affected, so that the heat dissipation effect and the heat dissipation efficiency of the battery pack are poor, and various performances of the battery pack are poor.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, an object of the present utility model is to provide a liquid cooling plate set, which can better promote the infusion efficiency of the cooling liquid in the liquid cooling plate, better ensure the cooling effect of the liquid cooling plate set, reduce the assembly tolerance requirement, simplify the assembly, and save the space occupation.
According to the liquid cooling plate set provided by the embodiment of the utility model, the liquid cooling plate set comprises a liquid cooling plate, the liquid cooling plate comprises a plate body and a first pipe body, a cooling cavity is arranged in the plate body, a partition plate is arranged in the cooling cavity and is used for dividing the cooling cavity into a liquid inlet cavity and a liquid outlet cavity which are mutually communicated, a first through hole is formed in the side wall of the plate body and is simultaneously communicated with the liquid inlet cavity and the liquid outlet cavity, the first pipe body is opposite to the first through hole, a liquid inlet pipeline and a liquid outlet pipeline which are separated are arranged in the first pipe body, the liquid inlet pipeline is communicated with the liquid inlet cavity, and the liquid outlet pipeline is communicated with the liquid outlet cavity.
According to the liquid cooling plate set, the infusion efficiency of the cooling liquid in the liquid cooling plate can be better improved, the cooling effect of the liquid cooling plate set is better ensured, the structure of the liquid cooling plate is simplified, the assembly tolerance requirement is reduced, and the space occupation is saved.
In addition, the liquid cooling plate set according to the present utility model may further have the following additional technical features:
in some embodiments of the present utility model, a plurality of the liquid cooling plates are arranged side by side, and at least one electric core is arranged between two adjacent liquid cooling plates.
In some embodiments of the present utility model, a second through hole is provided on a side wall of the plate body far away from the first through hole, the liquid cooling plate further includes a second pipe body, and the first pipe body of the subsequent liquid cooling plate is adapted to be inserted into the second pipe body of the previous liquid cooling plate, so that two liquid inlet cavities and two liquid outlet cavities of two adjacent liquid cooling plates are communicated.
In some embodiments of the utility model, the first through hole and the second through hole are disposed opposite.
In some embodiments of the utility model, the outer wall of the first tube or the inner wall of the second tube is provided with a first seal.
In some embodiments of the utility model, a second seal is provided between the end of the first tube and the side of the previous plate.
In some embodiments of the utility model, the liquid cooling plate set further comprises a plug adapted to mate with the second tube to plug the second tube.
In some embodiments of the utility model, the plate body has a first end plate and a second end plate at both ends, the first end plate abutting the separator plate, the second end plate being spaced apart from the separator plate, wherein the first through hole and the second through hole are both adjacent to the first end plate.
In some embodiments of the present utility model, a plurality of flow channel plates are disposed in the liquid inlet cavity and the liquid outlet cavity, and a liquid cooling flow channel is formed between two adjacent flow channel plates, wherein the flow channel plates are spaced apart from the first end plate and/or the second end plate.
The utility model also provides a battery pack.
According to the battery pack disclosed by the embodiment of the utility model, the liquid cooling plate group is arranged, so that the infusion efficiency of the cooling liquid in the liquid cooling plate is better improved, the cooling effect of the liquid cooling plate group is better ensured, the assembly tolerance requirement is reduced, the assembly is simplified, and the space occupation is saved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic view of a liquid cooling plate set according to an embodiment of the present utility model.
Fig. 2 is a schematic structural view of a battery pack according to an embodiment of the present utility model.
Fig. 3 is a top view of a battery pack according to an embodiment of the present utility model.
Fig. 4 is anbase:Sub>A-base:Sub>A cross-sectional view ofbase:Sub>A battery pack according to an embodiment of the present utility model.
Fig. 5 is an enlarged view at B of anbase:Sub>A-base:Sub>A cross-sectional view ofbase:Sub>A battery pack according to an embodiment of the present utility model.
Fig. 6 is a schematic view showing the structure of a liquid cooling plate according to an embodiment of the present utility model at an angle.
Fig. 7 is a schematic view showing another angle of the liquid cooling plate according to the embodiment of the present utility model.
Fig. 8 is a front view of a liquid cooling plate according to an embodiment of the present utility model.
Fig. 9 is a D-D sectional view of a liquid cooling plate according to an embodiment of the present utility model.
Fig. 10 is a top view of a liquid cooling plate according to an embodiment of the utility model.
Fig. 11 is a C-C cross-sectional view of a liquid cooling plate according to an embodiment of the present utility model.
Fig. 12 is a left side view of a liquid cooling plate according to an embodiment of the present utility model.
Reference numerals:
the liquid-cooled plate assembly 100,
the electrical core 10, the liquid cooling plate 20,
the plate body 1, the liquid inlet cavity 11, the liquid outlet cavity 12, the partition plate 13, the first pipe body 2, the liquid inlet pipeline 21, the liquid outlet pipeline 22, the second pipe body 3, the first sealing element 4, the second sealing element 5, the plug 6, the first end plate 7, the second end plate 8 and the runner plate 9,
and a battery pack 200.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", 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 constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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 one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
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 communicated with the inside of two elements or the interaction relationship of the two elements. 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.
A liquid cooling plate set 100 according to an embodiment of the present utility model is described below with reference to fig. 1 to 12.
Referring to fig. 11, a liquid cooling plate set 100 includes a liquid cooling plate 20, the liquid cooling plate 20 includes a plate body 1 and a first tube body 2, a cooling cavity is provided in the plate body 1, a partition 13 is provided in the cooling cavity, the partition 13 is used for dividing the cooling cavity into a liquid inlet cavity 11 and a liquid outlet cavity 12 which are mutually communicated, a first through hole is provided on a side wall of the plate body 1, the first through hole is simultaneously communicated with the liquid inlet cavity 11 and the liquid outlet cavity 12, the first tube body 2 is opposite to the first through hole, a liquid inlet pipeline 21 and a liquid outlet pipeline 22 which are separated are provided in the first tube body 2, the liquid inlet pipeline 21 is communicated with the liquid inlet cavity 11, and the liquid outlet pipeline 22 is communicated with the liquid outlet cavity 12.
Referring to fig. 11, in a specific embodiment, after the liquid inlet cavity 11 and the liquid outlet cavity 12 are mutually communicated, the liquid inlet cavity 11 is filled with cooling liquid, the cooling liquid is pressed towards the liquid outlet cavity 12 by pressure until the liquid outlet cavity 12 is filled with cooling liquid, so that the cooling cavity is filled with cooling liquid, the liquid inlet pipeline 21 is communicated with the liquid inlet cavity 11, the liquid outlet pipeline 22 is communicated with the liquid outlet cavity 12, so that cooling liquid in the cooling cavity can be mutually transmitted, the infusion efficiency of the cooling liquid in the liquid cooling plate 20 is better improved, the cooling effect of the liquid cooling plate set 100 is better ensured, the liquid inlet pipeline 21 and the liquid outlet pipeline 22 are separated by the liquid cooling plate 20 by the first pipe body 2, the liquid inlet and liquid outlet functions of the cooling liquid of the liquid cooling plate are met, the structure of the liquid cooling plate 20 is simplified, and the liquid cooling plate can be assembled with an external pipeline by only the first pipe body 2, the assembly tolerance with the external pipeline is reduced, and the space occupation is saved.
Therefore, according to the liquid cooling plate set 100 of the embodiment of the utility model, the cooling cavity is divided into the liquid inlet cavity 11 and the liquid outlet cavity 12 which are mutually communicated, the liquid inlet pipeline 21 is communicated with the liquid inlet cavity 11, and the liquid outlet pipeline 22 is communicated with the liquid outlet cavity 12, so that the cooling liquid in the cooling cavity can be mutually transmitted, the infusion efficiency of the cooling liquid in the liquid cooling plate 20 is better improved, the cooling effect of the liquid cooling plate set 100 is better ensured, the liquid inlet and liquid outlet functions of the cooling liquid of the liquid cooling plate 20 are met by arranging the first pipe body 2 on the liquid cooling plate, the structure of the liquid cooling plate 20 is simplified, the requirement on assembly tolerance with an external pipeline is reduced, and the space occupation is saved.
In some embodiments of the present utility model, the plurality of liquid cooling plates 20 are arranged side by side, at least one electric core 10 is arranged between two adjacent liquid cooling plates 20, it should be noted that, at least one electric core 10 is clamped between two adjacent liquid cooling plates 20, except that the forefront electric core 10 is cooled by one liquid cooling plate 20, two adjacent liquid cooling plates 20 can cool one electric core 10, except that the rearmost liquid cooling plate 20 only cools one electric core 10, one liquid cooling plate 20 can cool two electric cores 10 at the same time, and the adjacent electric core 10 can conduct heat through the middle electric core 10, so that the heat conduction of the liquid cooling plate set 100 is uniform, the cooling effect of the liquid cooling plate set 100 on the electric core 10 is better promoted, and the plurality of liquid cooling plates 20 are arranged side by side, so that the structure of the liquid cooling plate set 100 is stable, and the safety of the liquid cooling plate set 100 is better promoted.
In some embodiments of the present utility model, the side wall of the plate body 1 far away from the first through hole is provided with the second through hole, the liquid cooling plate 20 further includes the second pipe body 3, the first pipe body 2 of the subsequent liquid cooling plate 20 is adapted to be inserted into the second pipe body 3 of the preceding liquid cooling plate 20, so that two liquid inlet cavities 11 of two liquid cooling plates 20 adjacent to each other in front and back are communicated, two liquid outlet cavities 12 are communicated, so that the cooling liquid of the preceding liquid cooling plate 20 can flow from the liquid inlet cavities 11 communicated with each other to the subsequent liquid cooling plate 20, the cooling liquid of the subsequent liquid cooling plate 20 can flow to the preceding liquid cooling plate 20, thereby better improving the infusion efficiency of the cooling liquid in the liquid cooling plate set 100, and the cooling liquid in the liquid cooling plate set 100 forms a circulation loop, facilitating the heat dissipation of the liquid cooling plate set 100, better improving the cooling effect of the liquid cooling plate set 100.
In some embodiments of the present utility model, the first through hole and the second through hole are oppositely disposed, so that the connection and the assembly of the front and the rear liquid cooling plates 20 are facilitated, the cooling liquid in the cooling cavity can be mutually transmitted, the infusion efficiency of the cooling liquid in the liquid cooling plate set 100 is better improved, the structure of the liquid cooling plate set 100 is simplified, the assembly tolerance requirement is reduced, and the space occupation is saved.
Further, the outer wall of the first pipe body 2 or the inner wall of the second pipe body 3 is provided with the first sealing piece 4, so that the tightness of the joint of the first pipe body 2 and the second pipe body 3 is better improved, the joint of the first pipe body 2 and the second pipe body 3 is not easy to leak out, the stability of the flow of the cooling liquid in the liquid cooling plate set 100 is better improved, the safety of the liquid cooling plate set 100 is improved, the structure is simple, and the space occupation is saved.
Further, the second sealing member 5 is arranged between the end part of the first pipe body 2 and the side surface of the previous plate body 1, so that the tightness between the liquid inlet pipeline 21 and the liquid outlet pipeline 22 is better improved, the liquid inlet pipeline 21 and the liquid outlet pipeline 22 are further separated, when the cooling liquid flows between the front liquid cooling plate 20 and the rear liquid cooling plate 20, the liquid inlet pipeline 21 and the liquid outlet pipeline 22 cannot be easily mixed, the infusion efficiency of the cooling liquid in the liquid cooling plate set 100 is better improved, the cooling effect of the liquid cooling plate set 100 is better ensured, the structure is simple, and the space occupation is saved.
Further, the liquid cooling plate set 100 further comprises a plug 6, the plug 6 is suitable for being matched with the second pipe body 3 to plug the second pipe body 3, so that the first pipe body 2 with only one end of the liquid cooling plate set 100 can be used for conveying cooling liquid in and out, mutual conveying of the cooling liquid in the liquid cooling plate set 100 is achieved, the infusion efficiency of the cooling liquid in the liquid cooling plate set 20 is better improved, the tightness of the liquid cooling plate set 100 is improved, the liquid leakage risk of the liquid cooling plate set 100 is reduced, the cooling effect of the liquid cooling plate set 100 is better guaranteed, and the safety of the liquid cooling plate set 100 is improved.
Further, the two ends of the plate body 1 are provided with the first end plate 7 and the second end plate 8, the first end plate 7 is abutted with the partition 13, the second end plate 8 is spaced apart from the partition 13, wherein the first through hole and the second through hole are adjacent to the first end plate 7, so that the cooling liquid of the previous liquid cooling plate 20 can efficiently flow to the next liquid cooling plate 20 through the liquid inlet pipeline 21, meanwhile, less part of the cooling liquid flows into the liquid inlet cavity 11, when the liquid inlet cavity 11 is full, the cooling liquid can flow to the liquid outlet cavity 12 through the channel between the second end plate 8 and the partition 13 until the liquid outlet cavity 12 is full, and after the liquid cooling plate 20 closest to the plug 6 is full with the cooling liquid, the cooling liquid can be pressed into the liquid outlet cavity 12 of the previous liquid cooling plate 20 through the liquid outlet pipeline 22, and so on until the liquid cooling plate 20 of the liquid cooling plate group 100 is full with the cooling liquid, so that the efficiency of the cooling liquid in the liquid cooling plate group 100 is better improved, and the cooling effect of the liquid cooling plate group 100 is better ensured.
In some embodiments of the present utility model, the liquid inlet chamber 11 and the liquid outlet chamber 12 are provided with a plurality of flow channel plates 9, and a liquid cooling flow channel is formed between two adjacent flow channel plates 9, wherein the flow channel plates 9 are spaced apart from the first end plate 7 and the second end plate 8, so that the efficiency of cooling liquid flowing into the liquid inlet chamber 11 from the liquid inlet chamber 11 in the liquid cooling plate 20 is better improved, the transmission efficiency of cooling liquid of the front liquid cooling plate 20 and the rear liquid cooling plate 20 is improved, the infusion efficiency of cooling liquid of the liquid cooling plate set 100 is better improved, and the cooling effect of the liquid cooling plate set 100 is better ensured.
The utility model also provides a battery pack 200 with the liquid cooling plate set 100.
According to the battery pack 200 provided by the utility model, the liquid cooling plate group 100 is arranged, so that the infusion efficiency of the cooling liquid in the liquid cooling plate 20 is better improved, the cooling effect of the liquid cooling plate group 100 is better ensured, the structure of the liquid cooling plate group 100 is simplified, the assembly tolerance requirement is reduced, and the space occupation is saved.
Other configurations and operations of the liquid cooling plate assembly 100 according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present specification, reference to the terms "some embodiments," "optionally," "further," 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a liquid cooling board group, its characterized in that, liquid cooling board group includes the liquid cooling board, the liquid cooling board includes:
the cooling device comprises a plate body (1), wherein a cooling cavity is arranged in the plate body (1), a partition plate (13) is arranged in the cooling cavity, the partition plate (13) is used for dividing the cooling cavity into a liquid inlet cavity (11) and a liquid outlet cavity (12) which are mutually communicated, a first through hole is formed in the side wall of the plate body (1), the first through hole is simultaneously communicated with the liquid inlet cavity (11) and the liquid outlet cavity (12),
the liquid inlet pipe comprises a first pipe body (2), wherein the first pipe body (2) is opposite to the first through hole, a liquid inlet pipe (21) and a liquid outlet pipe (22) which are separated are arranged in the first pipe body (2), the liquid inlet pipe (21) is communicated with the liquid inlet cavity (11), and the liquid outlet pipe (22) is communicated with the liquid outlet cavity (12).
2. The liquid cooling plate set (100) according to claim 1, wherein a plurality of liquid cooling plates (20) are provided, a plurality of liquid cooling plates (20) are arranged side by side, and at least one electric core (10) is arranged between two adjacent liquid cooling plates (20).
3. The liquid cooling plate set (100) according to claim 2, wherein a second through hole is provided on a side wall of the plate body (1) far away from the first through hole, the liquid cooling plate (20) further comprises a second pipe body (3), the first pipe body (2) of the latter liquid cooling plate (20) is suitable for being inserted into the second pipe body (3) of the former liquid cooling plate (20), so that two liquid inlet cavities (11) of two liquid cooling plates (20) adjacent to each other in front and back are communicated, and two liquid outlet cavities (12) are communicated.
4. The liquid cooling plate set (100) according to claim 3, wherein the first through hole and the second through hole are disposed opposite to each other.
5. A liquid cooling plate set (100) according to claim 3, wherein the outer wall of the first tube body (2) or the inner wall of the second tube body (3) is provided with a first sealing member (4).
6. A liquid cooling plate set (100) according to claim 3, characterized in that a second sealing member (5) is provided between the end of the first tube body (2) and the side of the preceding plate body (1).
7. A liquid cooling plate set (100) according to claim 3, further comprising a plug (6), the plug (6) being adapted to cooperate with the second tube (3) to close off the second tube (3).
8. A liquid cooling plate set (100) according to claim 3, wherein the plate body (1) has a first end plate (7) and a second end plate (8) at both ends, the first end plate (7) being in abutment with the partition plate (13), the second end plate (8) being spaced apart from the partition plate (13), wherein the first through hole and the second through hole are both adjacent to the first end plate (7).
9. The liquid cooling plate set (100) according to claim 8, wherein a plurality of flow channel plates (9) are arranged in the liquid inlet cavity (11) and the liquid outlet cavity (12), a liquid cooling flow channel is formed between two adjacent flow channel plates (9), and the flow channel plates (9) are spaced from the first end plate (7) and/or the second end plate (8).
10. A battery pack (200), characterized by comprising: the liquid cooling plate set (100) according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223357870.3U CN218896693U (en) | 2022-12-13 | 2022-12-13 | Liquid cooling plate group and battery pack with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223357870.3U CN218896693U (en) | 2022-12-13 | 2022-12-13 | Liquid cooling plate group and battery pack with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218896693U true CN218896693U (en) | 2023-04-21 |
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ID=86001047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223357870.3U Active CN218896693U (en) | 2022-12-13 | 2022-12-13 | Liquid cooling plate group and battery pack with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218896693U (en) |
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2022
- 2022-12-13 CN CN202223357870.3U patent/CN218896693U/en active Active
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