CN109962319A - A kind of EV power battery liquid cooling plate assembly - Google Patents
A kind of EV power battery liquid cooling plate assembly Download PDFInfo
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- CN109962319A CN109962319A CN201910318171.1A CN201910318171A CN109962319A CN 109962319 A CN109962319 A CN 109962319A CN 201910318171 A CN201910318171 A CN 201910318171A CN 109962319 A CN109962319 A CN 109962319A
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- liquid cooling
- harmonica
- header
- shaped tube
- cooling plate
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- 239000007788 liquid Substances 0.000 title claims abstract description 82
- 238000001816 cooling Methods 0.000 title claims abstract description 70
- 238000003466 welding Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000110 cooling liquid Substances 0.000 abstract description 9
- 239000002826 coolant Substances 0.000 abstract description 8
- 238000013461 design Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 239000007767 bonding agent Substances 0.000 description 2
- 238000005219 brazing Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of EV power battery liquid cooling plate assembly, comprising: harmonica-shaped tube, header, afflux seals, welding male connector, welding male connector bushing, heat conductive pad, elastic element and locating support；Harmonica-shaped tube both ends are connect with header；The top of harmonica-shaped tube is arranged in heat conductive pad；The lower part of harmonica-shaped tube is arranged in elastic element；Welding male connector is connect by welding male connector bushing with header；Afflux seals are arranged at header both ends；The end of header is arranged in locating support.This is practical due to using harmonica-shaped tube, as coolant liquid circulating member, a plurality of runner may be implemented and pass through module bottom parallel, increase the heat exchange area of liquid cooling liquid and heat-conducting plate, the cooling liquid speed flowed through is bigger, greatly improves the heat exchange efficiency of liquid cooling plate.
Description
Technical field
The invention belongs to the technical field of power battery liquid cooling structure design, in particular to a kind of EV power battery liquid cooling plates
Assembly.
Background technique
Currently, liquid cooling is the liquid cooling system of mainstream, is compared during the battery liquid cooling system mode in new-energy automobile selects
Liquid cooling is high-efficient for more air-cooled, saves space, and the consistency of liquid cooling effect is higher；Compared at low cost, battery for more direct-cooled
Heating function is stronger.But liquid cooling mode all suffers from two hang-ups: the stickiness of 1. liquid cooling systems and battery module is bad, it is difficult to
It avoids heat conductive pad from not being bonded or generate bubble with module bottom, forms biggish thermal contact resistance, influence heat-transfer effect；2. stream
In road design, it is difficult to guarantee the temperature uniformity of battery module, if runner design is too long, flow through the liquid cooling of disparate modules bottom
Liquid temperature difference is larger, it is more difficult to guarantee the liquid cooling effect of module.
Traditional power battery liquid cooling plate there are mainly three types of mode, one kind be upper plane lower weld heat radiating flat tube or on
The structure of welding heat radiating flat tube among lower plane, structural assembly production is easy, but higher cost, and heat-transfer effect is general, and needs
Design the structural strength that reinforcement structure guarantees liquid cooling plate assembly；One kind is flow channel type structure, but runner design exists or sets
Meter is simple, temperature consistency is not easy to guarantee or the dependence of runner design convection current field analysis is higher, assembly manufacturing technique requirent compared with
Height, or the disadvantages of cannot be guaranteed with the contact surface of battery module；One kind is extrusion aluminum-type material formula liquid cooling plate, this liquid cooling plate manufacture
Simple process, assignment of traffic is uniform, but profile liquid cooling plate suqare is larger, and flatness is difficult to ensure, so liquid cooling plate and battery
Module compactness is bad, it is difficult to guarantee the liquid cooling effect of liquid cooling plate.
Summary of the invention
In view of above-mentioned technical problem, the present invention provides a kind of EV power battery liquid cooling plate assembly, and the assembly structure is simple, work
Skill requirement is low, and manufacturing cost is low, and heat-transfer effect is good, it is ensured that liquid cooling plate and the very high compactness of battery module, and energy
Enough realize that the assignment of traffic between different coldplates is uniform, it is ensured that pass through the cooling liquid speed one of every piece of battery module lower part
It causes, guarantees the consistency of battery module temperature, can satisfy the thermal management requirements of power battery.
The technical solution adopted by the present invention are as follows:
The present invention provides a kind of EV power battery liquid cooling plate assembly, comprising: harmonica-shaped tube, header, afflux seals, weldering
Connect male connector, welding male connector bushing, heat conductive pad, elastic element and locating support；
The harmonica-shaped tube both ends are connect with the header；
The top of the harmonica-shaped tube is arranged in the heat conductive pad；
The lower part of the harmonica-shaped tube is arranged in the elastic element；
The welding male connector is connect by welding male connector bushing with the header, will for connecting with water pipe head
Coolant liquid is provided to the header；
The afflux seals are arranged at the header both ends；
The end of the header is arranged in the locating support.
Optionally, the header is cylindrical structure.
Optionally, the heat conductive pad is bonded in the top of the harmonica-shaped tube.
Optionally, the elastic element is bonded in the lower part of the harmonica-shaped tube.
Optionally, the distance between the top of the harmonica-shaped tube and the bottom of the elastic element are less than 16mm.
Optionally, the locating support includes the first locating support and the second locating support；First locating support
One end is welded on the header, and the other end is formed with circular hole used for positioning, one end welding of second locating support
On the header, the other end is formed with slotted hole used for positioning.
EV power battery liquid cooling plate assembly provided in an embodiment of the present invention, using harmonica-shaped tube as coolant liquid circulating member,
A plurality of runner may be implemented and pass through module bottom parallel, increase the heat exchange area of liquid cooling liquid and heat-conducting plate, due to every group of mouth organ
Shape runner is all relatively fine, and the cooling liquid speed flowed through is bigger, greatly improves the heat exchange efficiency of liquid cooling plate.In addition,
Harmonica-shaped tube top is provided with heat conductive pad, is provided with elastic element, after placing battery module, elastic element quilt in harmonica-shaped tube lower part
It compresses, the elastic force of generation causes the heat conductive pad on harmonica-shaped tube top to fit closely with battery module, the elastic element of mouth organ bottom of the tube
The pressure that the elastic force and module of generation act on heat conductive pad can squeeze out the bubble in heat conductive pad, ensure that heat management system
Heat exchange efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of EV power battery liquid cooling plate assembly provided in an embodiment of the present invention；
Fig. 2 is the schematic cross-section of the harmonica-shaped tube of the embodiment of the present invention；
Fig. 3 is that the embodiment of the present invention welds male connector schematic diagram；
Fig. 4 is the structural schematic diagram of elastic element of the invention；
Fig. 5 and Fig. 6 is the fixation support schematic diagram of the embodiment of the present invention；
Fig. 7 is the EV power battery liquid cooling plate assembly and battery module assembling schematic diagram of the embodiment of the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
As shown in Figure 1, EV power battery liquid cooling plate assembly provided in an embodiment of the present invention, comprising: harmonica-shaped tube 101, afflux
Pipe 102, afflux seals 103, welding male connector 104, welding male connector bushing 105, heat conductive pad 106, elastic element 107 and positioning
Bracket 108.Wherein, 101 both ends of harmonica-shaped tube are connect with the header 102；The heat conductive pad 106 is arranged in the mouth organ
The top of pipe 101；The lower part of the harmonica-shaped tube 101 is arranged in the elastic element 107；The welding male connector 104 passes through welding
Male connector bushing 105 is connect with the header 102, and for connecting with water pipe head, coolant liquid is provided to the header；
The afflux seals 103 are arranged at 102 both ends of header；The locating support 108 is arranged in the header 102
End.
Specifically, as shown in Fig. 2, the harmonica-shaped tube 101 of the embodiment of the present invention is a kind of extrusion aluminum-type material, cross section exactly likes mouth
Lyrate shape, this structure fabrication process is simple, and structural strength is high, and a plurality of runner may be implemented and pass through module bottom parallel, increases
The heat exchange area of liquid cooling liquid and heat-conducting plate, since every group of harmonica runner is all relatively fine, the cooling liquid speed flowed through compares
Greatly, the heat exchange efficiency of liquid cooling plate is greatly improved.101 both ends of harmonica-shaped tube are welded on collection by welding manner such as brazing mode
In flow tube 102, opening portion is offered on header 102, to weld harmonica-shaped tube 101.
Header 102 of the invention is formed as cylindrical structure, compared to square structure, there is higher space utilization
Rate, technological forming are simple, and coolant liquid is avoided to form vortex dead zone inside header.
Afflux seals 103 are the material that can be welded with header 102, it is ensured that the leakproofness of product, this hair
It is bright that this is not particularly limited, for example, can be punching press aluminium sheet metal component compatible with 102 end of header.
As shown in figure 3, welding male connector 104 can be hollow cylindrical metal body, collection is welded on by welding male connector bushing
In flow tube 102, for example, welding male connector bushing 105 can be first welded on to the middle position of header 102, male connector then will be welded
104 are welded on welding male connector bushing 105.Header 102 offers aperture in centre, and welding male connector bushing 105 passes through welding
Such as it can be by Welding in the aperture.According to actual needs, welding male connector 104 can keep outer diameter consistent, can be with
It is clamped identical water pipe head, welding male connector internal diameter may be adjusted to different sizes.When there is the parallel runner of multiple groups liquid cooling plate
It is successively ascending from close water inlet by adjusting the welding male connector internal diameter on different liquid cooling plates when being used together
Arrangement, later by multiple CFD iteration of simulations calculating simulation, until all groups of liquid cooling plate assignment of traffic are consistent.Due to all groups
Liquid cooling plate harmonica-shaped tube heat exchange area is consistent, and flow is consistent, this way it is ensured that passing through the coolant liquid of all power battery module lower parts
Flow velocity is consistent.It can guarantee that the coolant liquid cooling condition of all module lower parts is consistent, guarantee module temperature consistency.In certain money
In electric vehicle application, 7 groups of liquid cooling plates are adjusted by flow, maximum stream flow difference may be implemented less than 0.8%, and can guarantee institute
There is liquid cooling plate inlet temperature consistent, by certain working condition tests, all intermodule maximum temperature difference≤2 DEG C of battery.
In the present invention, heat conductive pad 106 can closely bond the electricity on the top of harmonica-shaped tube 101, with placement by bonding agent
Pond module fits closely, and is shape compatible with harmonica-shaped tube 101, thus it is big with battery module contact area, it can be to battery
Module is effectively radiated, and heat-conducting glue can also be used.
In the present invention, elastic element 107 can be closely bonded by bonding agent in the lower part of harmonica-shaped tube 101, be able to ascend
The structural strength of entire liquid cooling plate assembly, prevents harmonica-shaped tube 101 from being damaged by pressure by battery module, the structure of elastic element 107 can be such as Fig. 4
It is shown.After the placing battery module of liquid cooling plate assembly top, elastic element 107 is compacted, and the elastic force of generation causes harmonica-shaped tube 101
Heat conductive pad 106 and the battery module on top fit closely, the elastic force and module that the elastic element 107 of 101 bottom of harmonica-shaped tube generates
The pressure for acting on heat conductive pad can squeeze out the bubble in heat conductive pad, ensure that the heat exchange efficiency of heat management system.Elastic member
Part 107 can be cuboid nonmetal structure, and when Nian Jie with harmonica-shaped tube 101, certain elastic force is generated when can be acted on again by pressure,
Not only it had avoided metal and has contacted sharp crowded wound with metal, but also had lesser thermal coefficient, and had very strong heat-blocking action, can generate
Certain insulation effect.In addition, the top of harmonica-shaped tube 101 and the distance between the bottom of elastic element 107 are smaller than 16mm, from
And it can greatly save space.
Locating support 108 of the invention may include the first locating support 1081 and the second locating support 1082.Such as Fig. 5 and figure
Shown in 6, one end of first locating support 1081 is welded for example by Welding on the header, and the other end is formed
There is circular hole used for positioning, one end of second locating support 1082 is welded for example by Welding in the header
On, the other end is formed with slotted hole used for positioning.In the entire liquid cooling plate assembly of fixation, positioning pin passes through the two holes, institute
Only to limit 5 freedom degrees of the liquid cooling plate other than Z-direction is mobile.Then it is tightly pushed down on liquid cooling plate top with battery module,
Liquid cooling plate can not move, and battery module bottom is fitted closely with liquid cooling plate, substantially realization bubble-free.
The installation diagram of EV power battery liquid cooling plate assembly and battery module of the invention can be as shown in Figure 7.In addition, of the invention
Liquid cooling plate assembly composed structure, for example, the length dimension of harmonica-shaped tube 101, quantity can be adjusted as needed, Fig. 1
The liquid cooling plate assembly shown is made of 3 harmonica-shaped tubes, 101,2 heat conductive pad 106 and 2 elastic elements 107, so as to realize
The size of multiple battery packet arranges that a variety of liquid cooling plate conceptual designs may be implemented in the combination of different liquid cooling plate assembly numbers, and
The design of the height of 101 top of harmonica-shaped tube and bottom resilient element 107 can be less than 16mm, dramatically save space.
To sum up, it is known that, EV power battery liquid cooling plate assembly provided in an embodiment of the present invention has at least the following advantages:
(1) structure is simple, it is only necessary to which harmonica-shaped tube, header, afflux seals, welding male connector, welding male connector claim set, consolidate
8 kinds of fixed rack, heat conductive pad, elastic element structures.
(2) liquid cooling plate simple process, metal parts molding is simple, and soldering processes can be realized integrally in brazier, glues
It is simple to connect type of attachment, whole liquid cooling plate assembly structure is reliably spry and light, realizes liquid cooling plate light-weight design.
(3) welding male connector internal diameter can be adjusted according to actual needs, i.e. liquid cooling plate inlet flow rate may be implemented
Flexible design, different liquid cooling plate combinations may be implemented entire liquid cooling system uniform flow, may be implemented through all battery modules
Under cooling liquid speed is consistent, inlet temperature is consistent, ensure that the temperature consistency of battery module.
(4) liquid cooling plate internal structure is in harmonica, and internal surface area is far longer than equivalent specifications brazing sheet, so in coldplate
The coolant liquid in portion and liquid cooling plate contact area are big, can effectively promote the exchange of heat.
(5) heat conductive pad and battery module bottom compactness are high, ensure that good contact, since the elastic force of elastic element is made
With there is no bubbles between heat conductive pad and battery module, are effectively guaranteed the heat transfer of module.
(6) size of each structure of liquid cooling plate assembly can be changed according to space layout, such as harmonica-shaped tube, afflux
The length of pipe can increase or shorten after retaining required weld size, can satisfy the arrangement of different spaces, multiple groups liquid cooling
Plate assembly, which be combined with each other, may be implemented the cooling requirement of multiple battery system.
(7) elastic element of liquid cooling plate lower part is a kind of heat-barrier material, can play good insulation effect, prevent runner
The heat of interior liquid cooling liquid transmits downwards, avoids heat ineffective transmission.
Embodiment described above, only a specific embodiment of the invention, to illustrate technical solution of the present invention, rather than
It is limited, scope of protection of the present invention is not limited thereto, although having carried out with reference to the foregoing embodiments to the present invention detailed
Illustrate, those skilled in the art should understand that: anyone skilled in the art the invention discloses
In technical scope, it can still modify to technical solution documented by previous embodiment or variation can be readily occurred in, or
Person's equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make corresponding technical solution
Essence is detached from the spirit and scope of technical solution of the embodiment of the present invention, should be covered by the protection scope of the present invention.Therefore,
The protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. a kind of EV power battery liquid cooling plate assembly characterized by comprising harmonica-shaped tube, header, afflux seals, weldering
Connect male connector, welding male connector bushing, heat conductive pad, elastic element and locating support；
The harmonica-shaped tube both ends are connect with the header；
The top of the harmonica-shaped tube is arranged in the heat conductive pad；
The lower part of the harmonica-shaped tube is arranged in the elastic element；
The welding male connector is connect by welding male connector bushing with the header, for connecting with water pipe head, will be cooled down
Liquid is provided to the header；
The afflux seals are arranged at the header both ends；
The end of the header is arranged in the locating support.
2. EV power battery liquid cooling plate assembly according to claim 1, which is characterized in that the header is cylindrical knot
Structure.
3. EV power battery liquid cooling plate assembly according to claim 1, which is characterized in that the heat conductive pad is bonded in described
The top of harmonica-shaped tube.
4. EV power battery liquid cooling plate assembly according to claim 1, which is characterized in that the elastic element is bonded in institute
State the lower part of harmonica-shaped tube.
5. EV power battery liquid cooling plate assembly according to claim 1 or 4, which is characterized in that the top of the harmonica-shaped tube
The distance between bottom of the elastic element is less than 16mm.
6. EV power battery liquid cooling plate assembly according to claim 1, which is characterized in that the locating support includes first
Locating support and the second locating support；One end of first locating support is welded on the header, and the other end is formed with
One end of circular hole used for positioning, second locating support is welded on the header, and the other end is formed with for positioning
Slotted hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318171.1A CN109962319A (en) | 2019-04-19 | 2019-04-19 | A kind of EV power battery liquid cooling plate assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910318171.1A CN109962319A (en) | 2019-04-19 | 2019-04-19 | A kind of EV power battery liquid cooling plate assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109962319A true CN109962319A (en) | 2019-07-02 |
Family
ID=67026356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910318171.1A Pending CN109962319A (en) | 2019-04-19 | 2019-04-19 | A kind of EV power battery liquid cooling plate assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN109962319A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271352A (en) * | 2020-09-23 | 2021-01-26 | 东风汽车集团有限公司 | Power battery cooling device and power battery module |
| CN113629313A (en) * | 2021-06-25 | 2021-11-09 | 东风汽车集团股份有限公司 | Liquid cooling device, power battery and vehicle |
| CN114069146A (en) * | 2021-10-28 | 2022-02-18 | 中国第一汽车股份有限公司 | Harmonica tube type liquid cooling plate fixing device, design method, battery and vehicle |
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| CN207490073U (en) * | 2017-10-31 | 2018-06-12 | 合肥国轩高科动力能源有限公司 | A kind of power battery module liquid cools and heats unit |
| CN108232363A (en) * | 2017-12-29 | 2018-06-29 | 湖南大学 | The cold power battery module of liquid and automobile power cell packet |
| CN208111637U (en) * | 2018-05-08 | 2018-11-16 | 苏州正力蔚来新能源科技有限公司 | New-energy automobile dynamic lithium battery liquid cooling plate |
| CN209691898U (en) * | 2019-04-19 | 2019-11-26 | 中国第一汽车股份有限公司 | A kind of EV power battery liquid cooling plate assembly |
-
2019
- 2019-04-19 CN CN201910318171.1A patent/CN109962319A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207490073U (en) * | 2017-10-31 | 2018-06-12 | 合肥国轩高科动力能源有限公司 | A kind of power battery module liquid cools and heats unit |
| CN108232363A (en) * | 2017-12-29 | 2018-06-29 | 湖南大学 | The cold power battery module of liquid and automobile power cell packet |
| CN208111637U (en) * | 2018-05-08 | 2018-11-16 | 苏州正力蔚来新能源科技有限公司 | New-energy automobile dynamic lithium battery liquid cooling plate |
| CN209691898U (en) * | 2019-04-19 | 2019-11-26 | 中国第一汽车股份有限公司 | A kind of EV power battery liquid cooling plate assembly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112271352A (en) * | 2020-09-23 | 2021-01-26 | 东风汽车集团有限公司 | Power battery cooling device and power battery module |
| CN113629313A (en) * | 2021-06-25 | 2021-11-09 | 东风汽车集团股份有限公司 | Liquid cooling device, power battery and vehicle |
| CN114069146A (en) * | 2021-10-28 | 2022-02-18 | 中国第一汽车股份有限公司 | Harmonica tube type liquid cooling plate fixing device, design method, battery and vehicle |
| CN114069146B (en) * | 2021-10-28 | 2024-04-09 | 中国第一汽车股份有限公司 | Harmonica-type liquid cooling plate fixing device, design method, battery and vehicle |
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