CN222995523U - Harmonica liquid cooling plate - Google Patents
Harmonica liquid cooling plate Download PDFInfo
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- CN222995523U CN222995523U CN202422101799.5U CN202422101799U CN222995523U CN 222995523 U CN222995523 U CN 222995523U CN 202422101799 U CN202422101799 U CN 202422101799U CN 222995523 U CN222995523 U CN 222995523U
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- harmonica
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- current collector
- type liquid
- cooling
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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
一种口琴式液冷板，口琴式液冷板中，口琴管两侧开有缺口且以两个缺口为界将口琴管分为上侧流通室和下侧流通室；第一集流体固定于口琴管一侧，第一集流体内设隔断筋以将其分为对齐且连通上侧流通室的上侧腔室以及对齐且连通下侧流通室的下侧腔室，第一集流体还设有位于同侧的导入冷却液的进冷却液口和导出冷却液的出冷却液口；第二集流体固定于口琴管相对于第一集流体的另一侧，第二集流体具有同时连通上侧流通室和下侧流通室的内腔，进冷却液口、上侧腔室、上侧流通室、内腔、下侧流通室、下侧腔室和出冷却液口构成液体流路。本口琴式液冷板解决了冷却、加热均匀性差，电芯高温区域难以冷却缺陷，同时减少了串联管路所占用空间。
A harmonica-type liquid cooling plate, in which notches are provided on both sides of the harmonica tube and the two notches are used as boundaries to divide the harmonica tube into an upper circulation chamber and a lower circulation chamber; a first current collector is fixed on one side of the harmonica tube, and a partition rib is provided inside the first current collector to divide it into an upper chamber aligned with and connected to the upper circulation chamber and a lower chamber aligned with and connected to the lower circulation chamber, and the first current collector is also provided with a cooling liquid inlet for introducing cooling liquid and a cooling liquid outlet for leading out cooling liquid located on the same side; a second current collector is fixed on the other side of the harmonica tube relative to the first current collector, and the second current collector has an inner cavity that simultaneously connects the upper circulation chamber and the lower circulation chamber, and the cooling liquid inlet, the upper chamber, the upper circulation chamber, the inner cavity, the lower circulation chamber, the lower chamber, and the cooling liquid outlet constitute a liquid flow path. The harmonica-type liquid cooling plate solves the problems of poor cooling and heating uniformity and difficulty in cooling the high-temperature area of the battery cell, while reducing the space occupied by the series pipeline.
Description
Technical Field
The utility model relates to the technical field of power battery packs and new energy automobiles, in particular to a harmonica-type liquid cooling plate.
Background
The current power battery package internal liquid cooling board mainly is punching press formula liquid cooling board and harmonica formula liquid cooling board, and punching press formula liquid cooling board runner design is nimble, and is good to the heat transfer homogeneity of electric core. However, the mold needs to be opened, so that the cost is high and the period is long. The harmonica-type liquid cooling system is simple in structure, single in flow channel form, short in design time and short in sample preparation period, but poor in heat exchange uniformity of the battery cell, difficult to cool in a high-temperature area of the battery cell, and more serial pipelines between the cold plates, so that the integration level of the liquid cooling system is low.
The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of utility model
The utility model aims to provide a harmonica-type liquid cooling plate, which improves the heat exchange uniformity and the heat exchange capacity of the cold plate and reduces the occupation space of a series pipeline.
In order to achieve the above object, the present utility model provides the following technical solutions:
The harmonica-type liquid cooling plate of the utility model comprises:
the two sides of the harmonica pipe are provided with notches, and the harmonica pipe is divided into an upper flow chamber and a lower flow chamber by taking the two notches as boundaries;
The first current collector is fixed on one side of the harmonica pipe, a partition rib is arranged in the first current collector to divide the first current collector into an upper side chamber which is aligned and communicated with the upper side flow chamber and a lower side chamber which is aligned and communicated with the lower side flow chamber, and the first current collector is also provided with a cooling liquid inlet for leading in cooling liquid and a cooling liquid outlet for leading out cooling liquid which are positioned on the same side;
The second current collector is fixed on the other side of the harmonica pipe relative to the first current collector, and is provided with an inner cavity which is communicated with the upper side flowing chamber and the lower side flowing chamber simultaneously, and a liquid flow path is formed by the cooling liquid inlet, the upper side chamber, the upper side flowing chamber, the inner cavity, the lower side flowing chamber, the lower side chamber and the cooling liquid outlet.
In the harmonica-type liquid cooling plate, a cooling liquid inlet is communicated with the upper side cavity, and a cooling liquid outlet is communicated with the upper side cavity.
In the harmonica-type liquid cooling plate, ribs extending towards the inner cavity are arranged in the second current collector.
In the harmonica-type liquid cooling plate, the ribs and the two notches are coplanar.
In the harmonica-type liquid cooling plate, the harmonica tube is a hollow rectangular plate.
In the harmonica-type liquid cooling plate, a gap is formed in the middle height of two sides of the harmonica-type tube.
In the harmonica type liquid cooling plate, the harmonica type liquid cooling plate is of a symmetrical structure.
In the harmonica-type liquid cooling plate, the outer shape of the first current collector is equal to that of the second current collector.
In the harmonica-type liquid cooling plate, the cross section area of the upper side chamber is larger than the cross section area of the upper side flow chamber.
In the harmonica-type liquid cooling plate, a plurality of harmonica-type liquid cooling plates are arranged in an array, a main water inlet pipeline is communicated with all the cooling liquid inlets of the harmonica-type liquid cooling plates, and a main water outlet pipeline is communicated with all the cooling liquid outlets of the harmonica-type liquid cooling plates.
In the technical scheme, the harmonica-type liquid cooling plate has the advantages that the cooling liquid of the harmonica-type liquid cooling plate does not flow from one side to the other side in the harmonica-type tube, the harmonica-type tube is divided into an upper circulating area and a lower circulating area, the cooling liquid flows in the upper circulating area and the lower circulating area in a bidirectional manner, the temperature difference of the whole liquid cooling plate is reduced, and the temperature consistency among electric cores can be improved. In the harmonica type liquid cooling plate, the total water inlet pipeline and the water outlet pipeline are arranged on the same side, so that the space utilization rate is improved, the harmonica type liquid cooling plate is divided into an upper circulating area and a lower circulating area, the area of the cooling liquid flowing through cross section is reduced, the cooling liquid flow rate is improved, and the heat exchange performance of the liquid cooling plate is improved. The two sides of the harmonica pipe are provided with a notch to be matched with the assembly of the current collector. The harmonica-type liquid cooling plate solves the problems that the cooling and heating uniformity is poor, the battery core high-temperature area is difficult to cool, and meanwhile, the occupied space of the serial pipelines is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of a harmonica-type liquid cooling plate according to the present utility model;
FIG. 2 is a schematic diagram of a harmonica tube of the harmonica-type liquid cooling plate according to the present utility model;
Fig. 3 is a schematic structural diagram of a first current collector of the harmonica-type liquid cooling plate according to the utility model;
FIG. 4 is a schematic cross-sectional view of a first current collector of the harmonica-type liquid cooling plate according to the utility model;
Fig. 5 is a schematic structural diagram of a second current collector of the harmonica-type liquid cooling plate according to the utility model;
FIG. 6 is a schematic cross-sectional view of a second current collector of the harmonica-type liquid cooling plate according to the utility model;
FIG. 7 is a schematic cross-sectional view of a harmonica-type liquid cooling plate according to the utility model;
FIG. 8 is a schematic diagram showing the arrangement of the harmonica-type liquid cooling plate in the whole package;
in the figure;
The mouth organ pipe comprises a mouth organ pipe 1, a notch 2, an upper side circulation chamber 3, a lower side circulation chamber 4, a first current collector 5, a second current collector 6, a partition rib 7, an upper side chamber 8, a lower side chamber 9, a cooling liquid inlet 10, a cooling liquid outlet 11, an inner cavity 12, a total water inlet pipeline 13 and a total water outlet pipeline 14.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus 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 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 present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, directly connected, indirectly connected via an intermediate medium, or in communication with each other between two elements or in an interaction relationship between 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.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, in one embodiment, a harmonica-type liquid cooling plate of the present utility model includes,
The mouth organ pipe 1 is provided with notches 2 on two sides, and the mouth organ pipe 1 is divided into an upper side circulation chamber 3 and a lower side circulation chamber 4 by taking the two notches 2 as boundaries;
A first current collector 5 fixed on one side of the harmonica tube 1, wherein a partition rib 7 is arranged in the first current collector 5 to divide the first current collector into an upper chamber 8 aligned and communicated with the upper flow chamber 3 and a lower chamber 9 aligned and communicated with the lower flow chamber 4, and the first current collector 5 is also provided with a cooling liquid inlet 10 for leading in cooling liquid and a cooling liquid outlet 11 for leading out cooling liquid which are positioned on the same side;
And a second current collector 6 fixed to the other side of the harmonica tube 1 with respect to the first current collector 5, wherein the second current collector 6 has an inner cavity 12 which communicates with the upper circulation chamber 3 and the lower circulation chamber 4 at the same time, and the liquid inlet 10, the upper chamber 8, the upper circulation chamber 3, the inner cavity 12, the lower circulation chamber 4, the lower chamber 9 and the liquid outlet 11 form a liquid flow path.
In the preferred embodiment of the harmonica-type liquid cooling plate, a cooling liquid inlet 10 is communicated with the upper chamber 8, and a cooling liquid outlet 11 is communicated with the upper chamber 8.
In the preferred embodiment of the harmonica-type liquid cooling plate, ribs extending toward the inner cavity 12 are provided in the second current collector 6.
In the preferred embodiment of the harmonica-type liquid cooling plate, the ribs and the two notches 2 are coplanar.
In the preferred embodiment of the harmonica-type liquid cooling plate, the harmonica tube 1 is a hollow rectangular plate.
In the preferred embodiment of the harmonica-type liquid cooling plate, a notch 2 is formed at the middle height of two sides of the harmonica-type tube 1.
In the preferred embodiment of the harmonica-type liquid cooling plate, the harmonica-type liquid cooling plate has a symmetrical structure.
In the preferred embodiment of the harmonica-type liquid cooling plate, the first current collector 5 is equal to the second current collector 6 in shape.
In the preferred embodiment of the harmonica-type liquid cooling plate, the cross-sectional area of the upper chamber 8 is larger than the cross-sectional area of the upper flow chamber 3.
In the preferred embodiment of the harmonica-type liquid cooling plate, a plurality of harmonica-type liquid cooling plates are arranged in an array, a main water inlet pipeline 13 is communicated with the cooling liquid inlets 10 of all the harmonica-type liquid cooling plates, and a main water outlet pipeline 14 is communicated with the cooling liquid outlets 11 of all the harmonica-type liquid cooling plates.
In one embodiment, the first current collector 5 and the second current collector 6 are fixed to both sides of the mouth organ pipe 1 by brazing, respectively. As shown in fig. 2, two sides of the harmonica tube 1 are provided with notches 2 at the middle height, and the harmonica tube 1 is divided into an upper flow chamber 3 and a lower flow chamber 4 by taking the two notches 2 as boundaries. As shown in fig. 3-4, a partition rib 7 is added in the first current collector 5 to divide the interior of the current collector into two independent chambers, namely an upper chamber 8 and a lower chamber 9, and two ports are respectively formed on two sides of the first current collector 5 and are used for connecting serial pipelines between harmonica-type cold plates. As shown in fig. 5-6, a rib is also added to the interior of the second current collector 6, but the interior cavity 12 is not divided into two separate chambers.
As shown in fig. 7, when the cooling liquid enters the upper chamber 8 of the first current collector 5, the cooling liquid does not enter the lower chamber 9 due to the blocking of the blocking rib 7, enters the upper flow-through chamber 3 of the harmonica pipe 1, and then sequentially enters the second current collector 6, the lower flow-through chamber 4 of the harmonica pipe 1, and the lower chamber 9.
As shown in fig. 8, the harmonica-type liquid cooling plates are communicated through quick connectors, or are communicated through brazing of metal pipelines, or are communicated through expansion connection of plastic pipelines. The whole liquid cooling pipeline is also provided with a main water inlet pipeline 13 and a main water outlet pipeline 14. And the total water inlet and the total water outlet are on the same side.
Finally, it should be noted that the described embodiments are only some embodiments of the application, not all of them, and that all other embodiments, based on the embodiments of the application, which a person skilled in the art would obtain without making any inventive effort, are within the scope of protection of the application.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A harmonica type liquid cooling plate is characterized by comprising,
The two sides of the harmonica pipe are provided with notches, and the harmonica pipe is divided into an upper flow chamber and a lower flow chamber by taking the two notches as boundaries;
The first current collector is fixed on one side of the harmonica pipe, a partition rib is arranged in the first current collector to divide the first current collector into an upper side chamber which is aligned and communicated with the upper side flow chamber and a lower side chamber which is aligned and communicated with the lower side flow chamber, and the first current collector is also provided with a cooling liquid inlet for leading in cooling liquid and a cooling liquid outlet for leading out cooling liquid which are positioned on the same side;
The second current collector is fixed on the other side of the harmonica pipe relative to the first current collector, and is provided with an inner cavity which is communicated with the upper side flowing chamber and the lower side flowing chamber simultaneously, and a liquid flow path is formed by the cooling liquid inlet, the upper side chamber, the upper side flowing chamber, the inner cavity, the lower side flowing chamber, the lower side chamber and the cooling liquid outlet.
2. The harmonica-type liquid cooling plate according to claim 1, wherein the cooling liquid inlet communicates with the upper chamber and the cooling liquid outlet communicates with the upper chamber.
3. The harmonica-type liquid cooling plate as claimed in claim 1, wherein ribs extending toward the inner cavity are provided in the second current collector.
4. A harmonica-type liquid cooler according to claim 2 wherein the ribs and the two notches are coplanar.
5. The harmonica-type liquid cooling plate according to claim 1, wherein the harmonica tube is a hollow rectangular plate.
6. The harmonica-type liquid cooling plate according to claim 1, wherein gaps are formed in the middle height of two sides of the harmonica tube.
7. The harmonica-type liquid cooling plate according to claim 1, wherein the harmonica-type liquid cooling plate has a symmetrical structure.
8. The harmonica-type liquid cooling plate of claim 1, wherein the first current collector has an overall shape equal to the second current collector.
9. The harmonica-type liquid cooling plate as claimed in claim 1, wherein the cross-sectional area of the upper chamber is larger than the cross-sectional area of the upper flow-through chamber.
10. The harmonica-type liquid cooling plate according to claim 1, wherein a plurality of harmonica-type liquid cooling plates are arranged in an array, a total water inlet pipeline is communicated with all the cooling liquid inlets of the harmonica-type liquid cooling plates, and a total water outlet pipeline is communicated with all the cooling liquid outlets of the harmonica-type liquid cooling plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422101799.5U CN222995523U (en) | 2024-08-28 | 2024-08-28 | Harmonica liquid cooling plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422101799.5U CN222995523U (en) | 2024-08-28 | 2024-08-28 | Harmonica liquid cooling plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222995523U true CN222995523U (en) | 2025-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422101799.5U Active CN222995523U (en) | 2024-08-28 | 2024-08-28 | Harmonica liquid cooling plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222995523U (en) |
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- 2024-08-28 CN CN202422101799.5U patent/CN222995523U/en active Active
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