CN209357873U - A kind of plate structure of cooling - Google Patents
A kind of plate structure of cooling Download PDFInfo
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- CN209357873U CN209357873U CN201920416461.5U CN201920416461U CN209357873U CN 209357873 U CN209357873 U CN 209357873U CN 201920416461 U CN201920416461 U CN 201920416461U CN 209357873 U CN209357873 U CN 209357873U
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- pipe
- collecting pipe
- cold
- collecting
- 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
The utility model provides a kind of plate structure of cooling, if including dry and cold pipe and several collecting pipes, the opposite end of each cold pipe is connect with independent collecting pipe respectively to be communicated, if bow character form structure is collectively formed between several collecting pipes and dry and cold pipe, and it is located at the collecting pipe of the bow character form structure head end, is respectively formed cooling fluid entrance on the collecting pipe of the bow character form structure tail end.The utility model can make the fluid channel that bow character form structure is formed inside coldplate, advantageously reduce cooling fluid flow resistance, improve the uniformity of cooling fluid velocity flow profile inside coldplate, and then improve the temperature distribution evenness of coldplate, so that the cooling performance of coldplate is effectively improved, there are the outstanding advantages such as structure is simple, implementation cost is low.
Description
Technical field
The utility model relates to power battery cooling fields, cooling more particularly, to new-energy automobile power battery is applied to
A kind of plate structure of cooling.
Background technique
Current new-energy automobile power battery mainly uses ternary lithium battery, ternary lithium battery have energy density it is high,
The characteristics of having extended cycle life, but it has harsh requirement to operating temperature.If operating temperature is too low, power battery will affect
Charge-discharge performance, battery capacity and cycle life；If operating temperature is excessively high, power battery performance degradation can be caused, influenced
Battery cycle life, or even thermal runaway occurs.
For the Cooling Design of power battery, made of one piece bottom tiling cold plate is mostly used at present, if internal pass through setting
The short column of dry doubling row forms detour cooling liquid flowing channel, and not only structure is complicated, heavier-weight for this bottom tiling cold plate, leads to it
Manufacturing cost is higher, has not adapted to battery PACK and has packed higher and higher lightweight requirements, moreover, the tiling of this bottom is cold
Runner design in plate is very irregular, and the cooling liquid speed distribution in runner is very uneven, causes flow resistance height, uniform temperature poor.
Utility model content
Technical problem to be solved by the utility model is: in view of the problems of the existing technology, it is hardened to provide a kind of cooling
Structure improves the cooling performance of coldplate.
The technical problems to be solved in the utility model is realized using following technical scheme: a kind of plate structure of cooling, including
If dry and cold pipe and several collecting pipes, the opposite end of each cold pipe is connect with independent collecting pipe respectively to be communicated, and described is several
If bow character form structure is collectively formed between collecting pipe and dry and cold pipe, and it is located at the collecting pipe of the bow character form structure head end, is located at
Cooling fluid entrance is respectively formed on the collecting pipe of the bow character form structure tail end.
Preferably, if it is arranged in parallel between the dry and cold pipe.
Preferably, arranged in parallel between several collecting pipes.
Preferably, between the upper surface of the cold pipe and the upper surface of the collecting pipe or lower surface of cold pipe and collecting pipe
Coplanar structure is formed between lower surface.
Preferably, the upper surface of the cold pipe is lower than under upper surface or the cold pipe of the collecting pipe being attached thereto
Surface is higher than the lower surface for the collecting pipe being attached thereto.
Preferably, it is formed between the cold pipe and collecting pipe and is mutually perpendicular to structure.
Preferably, rib is set in the inner cavity of the cold pipe, cold tube cavity is separated into several runners by the rib.
Preferably, the rib is arranged several, rib arranged in parallel, adjacent between several ribs
Between form runner.
Preferably, the cross sectional shape of the cold pipe is rectangle structure.
Preferably, the cross sectional shape of the collecting pipe is square structure.
If compared with prior art, the utility model has the beneficial effects that by total between several collecting pipes and dry and cold pipe
With formation bow character form structure and it is located at the collecting pipe of bow character form structure head end, divides on the collecting pipe of bow character form structure tail end
Not Xing Cheng cooling fluid entrance so that inside coldplate also formed bow character form structure fluid channel, advantageously reduce
Cooling fluid flow resistance improves the uniformity of cooling fluid velocity flow profile inside coldplate, and then improves the Temperature Distribution of coldplate
Uniformity, therefore, compared with existing made of one piece bottom tiling cold plate, the utility model can improve coldplate well
Cooling performance, and structure is simpler, implementation cost is lower.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional organigram (embodiment 1) of plate structure of cooling of the utility model.
Fig. 2 is a kind of cross-sectional view of plate structure of cooling (embodiment 1) of the utility model.
Fig. 3 is a kind of three-dimensional organigram (embodiment 2) of plate structure of cooling of the utility model.
Fig. 4 is a kind of cross-sectional view of plate structure of cooling (embodiment 2) of the utility model.
Component token name claims in figure: the first collecting pipe of 1-, the cold pipe of 2- first, the second collecting pipe of 3-, the cold pipe of 4- second, 5-
Three cold pipes, 6- third collecting pipe, the cold pipe of 7- the 4th, 8- outlet tube, the 4th collecting pipe of 9-, the 5th collecting pipe of 10-, 11- inlet tube,
12- rib, 13- runner.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically
The utility model is described in detail in embodiment.It should be appreciated that specific embodiment described herein is only used to explain this
Utility model is not used to limit the utility model.
Plate structure of cooling as shown in Figure 1, Figure 2, Figure 3, Figure 4, if including dry and cold pipe and several collecting pipes, each cold pipe
Opposite end connect with independent collecting pipe communicate respectively, if bow word is collectively formed between several collecting pipes and dry and cold pipe
Shape structure, and be located at the collecting pipe of the bow character form structure head end, distinguish on the collecting pipe of the bow character form structure tail end
Form cooling fluid entrance.Specifically,
The opposite end of first cold pipe 2 therein connect and communicates with the first collecting pipe 1, the second collecting pipe 3 respectively, and second is cold
The opposite end of pipe 4 connect and communicates with the 5th collecting pipe 10, the second collecting pipe 3 respectively, the opposite end of the cold pipe 5 of third respectively with
Third collecting pipe 6, the connection of the 5th collecting pipe 10 communicate, and the opposite end of the 4th cold pipe 7 converges with the 4th collecting pipe 9, third respectively
The connection of flow tube 6 communicates, the cold pipe 2 of described first, the second cold pipe 4, the cold pipe 5 of third, the 4th cold pipe 7 and the first collecting pipe 1, second
Third collecting pipe 6, the 4th collecting pipe 9, bow character form structure is collectively formed between the 5th collecting pipe 10 in collecting pipe 3, also, described
The first collecting pipe 1 be located at it is described bow character form structure head end, on the first collecting pipe 1 formed cooling fluid entrance；In general,
It is that inlet tube 11 is fixedly connected on the first collecting pipe 1, the inlet tube 11 is preferably arranged in a mutually vertical manner with the first collecting pipe 1,
The inlet tube 11 is communicated with 1 inner cavity of the first collecting pipe, and forms cooling fluid inlet by inlet tube 11.Described the 4th
Collecting pipe 9 is located at the tail end of the bow character form structure, and cooling fluid entrance is formed on the 4th collecting pipe 9；In general, being
Outlet tube 8 is fixedly connected on four collecting pipes 9, the outlet tube 8 is preferably arranged in a mutually vertical manner with the 4th collecting pipe 9, and described goes out
Liquid pipe 8 is communicated with 9 inner cavity of the 4th collecting pipe, and forms cooling fluid outlet by outlet tube 8.
It should be understood that the bow head end of character form structure, the entrance of tail end and cooling fluid, outlet are respectively provided with
Relativity, that is, the tail end for bending character form structure has also just accordingly determined after setting the head end of bow character form structure；Similarly, if
Behind the outlet for having determined cooling fluid, the entrance of cooling fluid is also able to corresponding determination.
The coldplate designed using the above structure, the internal fluid channel for forming bow character form structure, when cooling fluid from
The entrance of coldplate enters, from when outlet outflow, and the flow resistance of cooling fluid is minimized, and the uniformity of velocity flow profile is mentioned
Height, so as to improve the temperature distribution evenness of coldplate, compared with existing made of one piece bottom tiling cold plate, this is practical
The novel cooling performance for improving coldplate well, and structure is simpler, implementation cost is lower.
In order to further decrease the flow resistance of the cooling fluid inside coldplate, improve the flow velocity of cooling fluid inside coldplate
The uniformity of distribution, if will can be arranged in parallel respectively between the dry and cold pipe in coldplate, between several collecting pipes, described is cold
It is formed between pipe and collecting pipe and is mutually perpendicular to structure.Specifically, the first cold pipe 2, the second cold pipe 4, the cold pipe 5 of third,
It is arranged in parallel between four cold pipes 7, first collecting pipe 1, the second collecting pipe 3, third collecting pipe 6, the 4th collecting pipe
9, arranged in parallel between the 5th collecting pipe 10, the cold pipe 4 of cold pipe 2 or the second of described first or the cold pipe 5 or the 4th of third are cold
Pipe 7 is formed mutually with the first collecting pipe 1, the second collecting pipe 3, third collecting pipe 6, the 4th collecting pipe 9, the 5th collecting pipe 10 respectively
Vertical structure.
The plate structure of cooling of the utility model can be applied to the cooling requirement of new-energy automobile power battery, it is ensured that each
Mould group bottom has cold pipe to pass through, by guaranteeing coming into full contact with for every battery core and cold pipe, cooling of the realization to power battery, and
Power battery is set to be maintained at optimum temperature range and splendid uniform temperature.The cold pipe 2 of described first, the second cold pipe 4, the cold pipe of third
5, the 4th cold pipe 7 can form flat tube structure by extrusion forming, and cross sectional shape is preferably rectangle structure.It is therein
First collecting pipe 1, the second collecting pipe 3, third collecting pipe 6, the 4th collecting pipe 9, the 5th collecting pipe 10 can be added using profile machine
Mode forms flat end enclosure structure；Particularly, first collecting pipe 1, the second collecting pipe 3, third collecting pipe the 6, the 4th converge
Flow tube 9, the 5th collecting pipe 10 cross sectional shape preferably use square structure, to form the rectangular end socket of square major lumen
Structure, to further increase the uniformity of the cooling fluid velocity flow profile inside coldplate, to be conducive to improve coldplate
Temperature distribution evenness.In addition, in the inner cavity of the first cold pipe 2, in the inner cavity of the second cold pipe 4, in the inner cavity of the cold pipe 5 of third
In, rib 12 can be respectively set in the inner cavity of the 4th cold pipe 7, the cold tube cavity where it is separated by the rib 12
Several runners 13.In the cold tube cavity of same root, the rib 12 can be set several, several ribs 12 it
Between it is arranged in parallel, between adjacent rib 12 formed runner 13.As shown in Figure 2, Figure 4 shows.It designs using the above structure,
Efficient runner can be formed inside coldplate, and cold pipe inner flow passage is made to match with the confluence tube cavity size being correspondingly connected with,
Convenient for forming low flow resistance and the uniform U-shaped of assignment of traffic or back-shaped coolant flow channel, to improve the uniformity of cooling fluid circulation, from
And realize the better average temperature performance of coldplate.
The cold pipe 2 of described first can pass through solderer between the second collecting pipe 3 between the first collecting pipe 1 respectively
Skill is fixedly connected, and the cold pipe 4 of described second can pass through pricker between the second collecting pipe 3 between the 5th collecting pipe 10 respectively
Welding is fixedly connected, and the cold pipe 5 of the third can lead between the 5th collecting pipe 10 between third collecting pipe 6 respectively
It crosses soldering processes to be fixedly connected, the cold pipe 7 of described the 4th respectively can be between third collecting pipe 6 between the 4th collecting pipe 9
It is fixedly connected by soldering processes.The upper surface difference of the first cold pipe 2, the second cold pipe 4, the cold pipe 5 of third, the 4th cold pipe 7
With the first collecting pipe 1, the second collecting pipe 3, third collecting pipe 6, the 4th collecting pipe 9, the 5th collecting pipe 10 upper surface between shape
At coplanar structure or the first cold pipe 2, the second cold pipe 4, the cold pipe 5 of third, the 4th cold pipe 7 lower surface respectively with the first confluence
Pipe 1, the second collecting pipe 3, third collecting pipe 6, the 4th collecting pipe 9, the 5th collecting pipe 10 lower surface between form coplanar structure.
As shown in Figure 1 and Figure 2.Not only handling ease, manufacturing cost is low, and easy for assembly.
As shown in Figure 3, Figure 4, the upper surface of the described first cold pipe 2 can be lower than the first collecting pipe 1, the second collecting pipe 3
Upper surface or the lower surface of the first cold pipe 2 can also be higher than the lower surface of the first collecting pipe 1, the second collecting pipe 3；Together
Sample, the upper surface of the second cold pipe 4 can be lower than the second collecting pipes 3, the upper surface of the 5th collecting pipe 10 or described the
The lower surface of two cold pipes 4 can also be higher than the lower surface of the second collecting pipe 3, the 5th collecting pipe 10；Similarly, the cold pipe of the third
5 upper surface can be lower than the lower surface of third collecting pipe 6, the upper surface of the 5th collecting pipe 10 or the cold pipe 5 of the third
The lower surface of third collecting pipe 6, the 5th collecting pipe 10 can be higher than；Similarly, the upper surface of the described 4th cold pipe 7 can be lower than
The lower surface of third collecting pipe 6, the upper surface of the 4th collecting pipe 9 or the 4th cold pipe 7 can also be higher than third collecting pipe
6, the lower surface of the 4th collecting pipe 9.It is designed using such structure, positioning groove can be directly formed on the cooling plate, with
Facilitate the positioning of the cooled pieces such as power battery cooling, is conducive to mitigate coldplate overall quality, and simplify the entirety of coldplate
Structure.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, and should refer to
Out, any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc. should all include
It is within the protection scope of the utility model.
Claims (10)
1. a kind of plate structure of cooling, it is characterised in that: if including dry and cold pipe and several collecting pipes, the opposite end point of each cold pipe
It does not connect and communicates with independent collecting pipe, if bow character form structure is collectively formed between several collecting pipes and dry and cold pipe, and
Cooling stream is respectively formed positioned at the collecting pipe of the bow character form structure head end, on the collecting pipe of the bow character form structure tail end
Body entrance.
2. a kind of plate structure of cooling according to claim 1, it is characterised in that: if being parallel to each other between the dry and cold pipe
Setting.
3. a kind of plate structure of cooling according to claim 1, it is characterised in that: mutually flat between several collecting pipes
Row setting.
4. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: the upper surface of the cold pipe with
Coplanar structure is formed between the upper surface of collecting pipe or between the lower surface of cold pipe and the lower surface of collecting pipe.
5. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: the upper surface of the cold pipe is low
It is higher than the lower surface for the collecting pipe being attached thereto in the upper surface for the collecting pipe being attached thereto or the lower surface of the cold pipe.
6. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: the cold pipe and collecting pipe
Between formed be mutually perpendicular to structure.
7. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: set in the inner cavity of the cold pipe
Rib is set, cold tube cavity is separated into several runners by the rib.
8. a kind of plate structure of cooling according to claim 7, it is characterised in that: the rib is arranged several, described
Several ribs between it is arranged in parallel, form runner between adjacent rib.
9. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: the cross sectional shape of the cold pipe
For rectangle structure.
10. a kind of plate structure of cooling according to claim 1-3, it is characterised in that: the section of the collecting pipe
Shape is square structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416461.5U CN209357873U (en) | 2019-03-29 | 2019-03-29 | A kind of plate structure of cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416461.5U CN209357873U (en) | 2019-03-29 | 2019-03-29 | A kind of plate structure of cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209357873U true CN209357873U (en) | 2019-09-06 |
Family
ID=67804459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920416461.5U Active CN209357873U (en) | 2019-03-29 | 2019-03-29 | A kind of plate structure of cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209357873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024002198A1 (en) * | 2022-06-30 | 2024-01-04 | 比亚迪股份有限公司 | Power battery heat exchanger, power battery system and electric vehicle |
-
2019
- 2019-03-29 CN CN201920416461.5U patent/CN209357873U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024002198A1 (en) * | 2022-06-30 | 2024-01-04 | 比亚迪股份有限公司 | Power battery heat exchanger, power battery system and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231009 Address after: 621000 No. 27, longhui Road, Guangfu village, Wujia Town, Fucheng District, Mianyang City, Sichuan Province Patentee after: Sichuan Xinzhi Thermal Control Technology Co.,Ltd. Address before: 621000 No. 37, Fenghuang Middle Road, high end manufacturing industrial park, Mianyang City, Sichuan Province Patentee before: Fulin Precision Co.,Ltd. Effective date of registration: 20231009 Address after: 621000 No. 37, Fenghuang Middle Road, high end manufacturing industrial park, Mianyang City, Sichuan Province Patentee after: Fulin Precision Co.,Ltd. Address before: No. 888, Section 2, Chenglong Avenue, Longquanyi District, Chengdu City, Sichuan Province, 610101, China Patentee before: CHENGDU FULIN P.M. ELECTRONIC & ELECTRICAL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |