CN109103540A - Battery core cooling device - Google Patents
Battery core cooling device Download PDFInfo
- Publication number
- CN109103540A CN109103540A CN201711277058.0A CN201711277058A CN109103540A CN 109103540 A CN109103540 A CN 109103540A CN 201711277058 A CN201711277058 A CN 201711277058A CN 109103540 A CN109103540 A CN 109103540A
- Authority
- CN
- China
- Prior art keywords
- battery core
- bottom plate
- lower case
- cooling device
- coldplate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 48
- 239000002826 coolant Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 229910000570 Cupronickel Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Landscapes
- 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 is a kind of related battery core cooling device, including lower case, the lower case includes bottom plate and multiple coolant jackets for being set on the bottom plate, it is respectively used to place a battery core in each coolant jacket, the lower case is made from a material that be thermally conductive, coldplate, it is placed in below the bottom plate, for cooling down the lower case, felt pad is provided between the bottom plate and coldplate, the felt pad is made of the good material of heating conduction.Battery core cooling device of the present invention improves the problem that existing battery core cooling efficiency is low, battery core temperature is inconsistent, makes that battery cooling efficiency is higher, battery core temperature is consistent, so that it is guaranteed that electrokinetic cell system being capable of better long-time high power discharge.
Description
Technical field
The present invention relates to a kind of accessory batteries, more particularly to a kind of battery core cooling device.
Background technique
With flourishing for new-energy automobile, following new-energy automobile increasingly emphasizes longer course continuation mileage, more
Long service life, higher power performance and cost performance, to improve the market competitiveness.This requires electrokinetic cell systems to have
Higher energy density and power density, better cycle life and lower cost.Electrokinetic cell system must be adopted simultaneously
Guarantee the reasonability and consistency of battery core temperature after long-time high power discharge with the cooling battery core of liquid cooling system.It is existing this
Class power battery liquid cooling system there is a problem of cooling efficiency it is low, it is cooling after battery core temperature it is inconsistent.
Summary of the invention
It is an object of the present invention to overcome the problems, such as existing power battery liquid cooling system, and it is cooling to provide a kind of battery core
Device makes battery the technical problem to be solved is that the problem that existing battery core cooling efficiency is low, battery core temperature is inconsistent is improved
Cooling efficiency is higher, battery core temperature is consistent, so that it is guaranteed that electrokinetic cell system being capable of better long-time high power discharge.
The object of the invention to solve the technical problems is that it is realized by adopting the following technical scheme.It mentions according to the present invention
Battery core cooling device out, including the lower case being made from a material that be thermally conductive, the lower case includes bottom plate and is set to the bottom
Multiple coolant jackets on plate, each coolant jacket is for placing battery core, and the lower case is made from a material that be thermally conductive, and coldplate is put
It is placed in below the bottom plate, for cooling down the lower case.
It the purpose of the present invention and solves its technical problem and can also be further achieved by the following technical measures.
Battery core cooling device above-mentioned is provided with multiple mounting holes wherein further including upper housing on the upper housing, each to install
Hole is respectively fitted in a battery core, and the battery core is fixed in module framework by the upper housing, lower case.
Battery core cooling device above-mentioned, wherein the bottom plate is made of electric conductor, the bottom plate is born each battery core
It is extremely in parallel, felt pad is provided between the bottom plate and coldplate.
Battery core cooling device above-mentioned, wherein the felt pad is made of the good material of heating conduction, being used for will be described
The heat transfer of lower case is to the coldplate.
Battery core cooling device above-mentioned, wherein it is provided with bolt hole on the upper housing, bottom plate, felt pad and coldplate,
Multiple fixing bolts sequentially pass through the bolt hole on upper housing, lower case, felt pad and coldplate and mutually interconnect above-mentioned four component
It connects.
Battery core cooling device above-mentioned, wherein the coldplate is water-cooled plate, be provided on the coldplate hollow cavity and
Admitting pipe joint, the returning pipe joint being connected to the hollow cavity.
Battery core cooling device above-mentioned, wherein the lower case is made of cupro-nickel composite material.
Battery core cooling device above-mentioned, wherein the bottom plate side is fixed with side plate, the side plate and bottom plate place
Plane is perpendicular.
By above-mentioned technical proposal, the present invention at least have following advantages and the utility model has the advantages that
(1) battery core cooling device of the present invention is respectively used in each coolant jacket since the bottom plate of lower case is equipped with coolant jacket
A battery core is placed, and lower case is made from a material that be thermally conductive, for cooling down lower case, therefore coldplate is placed in the lower section of bottom plate
For the heat of each battery core in time through coolant jacket, backplane transmission to coldplate, cooling efficiency is higher, and each battery core temperature is consistent.
(2) battery core cooling device of the present invention, is arranged felt pad between bottom plate and coldplate, felt pad is good by heating conduction
Material be made, accelerate the heat transmitting between coolant jacket and bottom plate and coldplate, further increase cooling efficiency.
The above description is only an overview of the technical scheme of the present invention, in order to better understand technological means of the invention, and
It can be implemented in accordance with the contents of the specification, and to allow above and other objects, features and advantages of the invention can be brighter
Show understandable, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is the explosive view of battery core cooling device of the present invention;
Fig. 2 is the perspective view of battery core cooling device of the present invention.
[symbol description]
10: upper housing 20: lower case
11: mounting hole 21: bottom plate
30: felt pad 22: coolant jacket
50: battery core 23: side plate
40: coldplate 60: fixing bolt
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, feature and its effect of battery core cooling device proposed according to the present invention, in detail
It describes in detail bright as after.
Fig. 1, Fig. 2, battery core cooling device of the present invention, including lower case 20, coldplate 40 are please referred to, lower case 20 includes bottom
Plate 21 and the multiple coolant jackets 22 being set on bottom plate 21 are respectively used in each coolant jacket 22 place a battery core 50, as replacing
In generation, places multiple battery cores 50 in each coolant jacket 22 respectively, and lower case 20 is made from a material that be thermally conductive, specifically, battery core 50 is cylinder
Shape, coolant jacket 22 are cylindrical shape, and it is that other shapes of cylindricality, coolant jacket 22 are and battery core that be also possible to battery core 50, which be cross section,
The corresponding tubular of 50 shape, coldplate 40 is placed in 21 lower section of bottom plate, for cooling down lower case 20.
In one embodiment, battery core cooling device of the present invention further includes upper housing 10, is provided on upper housing 10 multiple
Mounting hole 11, the quantity of mounting hole 11 is identical with the quantity of battery core 50, and each mounting hole 11 is respectively fitted in a battery core 50, upper casing
Each battery core 50 is fixed in module framework by body 10, lower case 20.
In one embodiment, bottom plate 21 is made of electric conductor, each 22 upper end of coolant jacket opening, lower end closure, each electricity
When 50 cathode of core is placed in downward in coolant jacket 22, the bottom contact of the cathode of battery core 50 and coolant jacket 22, bottom plate 21 is by each electricity
The cathode of core 50 is in parallel, and felt pad 30 is provided between bottom plate 21 and coldplate 40.
In one embodiment, felt pad 30 is made of the good material of heating conduction, by lower casing while insulation
The heat transfer of body 20 improves the heat conduction efficiency of entire cooling device, guarantees battery core in the large power long time to coldplate 40
Reasonable temperature is in after electric discharge, and temperature is consistent.
In one embodiment, multiple bolts are provided on upper housing 10, bottom plate 21, felt pad 30 and coldplate 40
Hole, the bolt hole that multiple fixing bolts 60 sequentially pass through on upper housing 10, lower case 20, felt pad 30 and coldplate 40 will be above-mentioned
Four components are connected with each other.
In one embodiment, coldplate 40 is water-cooled plate, and hollow cavity is provided on coldplate 40 and is connected with hollow cavity
Logical admitting pipe joint 41, returning pipe joint 42 are also possible to coldplate 40 using oily cold or other types of cooling.
In one embodiment, lower case 20 further includes side plate 23, and side plate 23 and 21 place plane of bottom plate are perpendicular, side
Plate 23 is fixed on 21 side of bottom plate, specifically, side plate 23 and bottom plate 21 are integrally formed, bottom plate 21, the coolant jacket 22 of lower case 20
And side plate 23 is made of cupro-nickel composite material, is also possible to lower case 20 and is made of the good metal of other heating conductions, side
It is connected when plate 23 is used to install battery with the other component of vehicle body.
The above described is only a preferred embodiment of the present invention, limitation in any form not is done to the present invention, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above are modified or are modified
For the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention
Any simple modification, equivalent change and modification made to the above embodiment, all of which are still within the scope of the technical scheme of the invention.
Claims (8)
1. a kind of battery core cooling device, it is characterised in that: including
The lower case (20) being made from a material that be thermally conductive, the lower case (20) include bottom plate (21) and are set to the bottom plate (21)
On multiple coolant jackets (22), each coolant jacket (22) for placing battery core (50),
Coldplate (40) is placed in below the bottom plate (21), for cooling down the lower case (20).
2. battery core cooling device according to claim 1, it is characterised in that:
Further include upper housing (10), be provided with multiple mounting holes (11) on the upper housing (10), each mounting hole (11) is respectively fitted over
On one battery core (50), the battery core (50) is fixed in module framework by the upper housing (10), lower case (20).
3. battery core cooling device according to claim 2, it is characterised in that:
The bottom plate (21) is made of electric conductor, and the bottom plate (21) is in parallel by the cathode of each battery core (50), the bottom plate
(21) it is provided between coldplate (40) felt pad (30).
4. battery core cooling device according to claim 3, it is characterised in that:
The felt pad (30) is made of the good material of heating conduction, is used for the heat transfer of the lower case (20) to institute
State coldplate (40).
5. battery core cooling device according to claim 4, it is characterised in that:
Bolt hole, multiple fixing bolts are provided on the upper housing (10), bottom plate (21), felt pad (30) and coldplate (40)
(60) bolt hole on upper housing (10), lower case (20), felt pad (30) and coldplate (40) is sequentially passed through by above-mentioned four
Part is connected with each other.
6. battery core cooling device according to claim 1, it is characterised in that:
The coldplate (40) is water-cooled plate, be provided with hollow cavity on the coldplate (40) and be connected to the hollow cavity into
Water pipe head (41), returning pipe joint (42).
7. battery core cooling device according to claim 1, it is characterised in that:
The lower case (20) is made of cupro-nickel composite material.
8. battery core cooling device according to claim 1, it is characterised in that:
Bottom plate (21) side is fixed with side plate (23), and the side plate (23) and plane where the bottom plate (21) are perpendicular.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711277058.0A CN109103540A (en) | 2017-12-06 | 2017-12-06 | Battery core cooling device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711277058.0A CN109103540A (en) | 2017-12-06 | 2017-12-06 | Battery core cooling device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109103540A true CN109103540A (en) | 2018-12-28 |
Family
ID=64796539
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711277058.0A Pending CN109103540A (en) | 2017-12-06 | 2017-12-06 | Battery core cooling device |
Country Status (1)
Country | Link |
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CN (1) | CN109103540A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110504395A (en) * | 2019-08-29 | 2019-11-26 | 蜂巢能源科技有限公司 | Battery pack and vehicle |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2065963B1 (en) * | 2007-11-29 | 2010-08-04 | Sanyo Electric Co., Ltd. | Battery system cooled via coolant |
CN103296331A (en) * | 2012-03-01 | 2013-09-11 | 台达电子工业股份有限公司 | Battery module |
CN104600398A (en) * | 2015-01-13 | 2015-05-06 | 中国矿业大学 | Microchannel-based cylindrical power battery thermal management device |
CN204614833U (en) * | 2015-05-11 | 2015-09-02 | 宁德时代新能源科技有限公司 | Battery modules and electrokinetic cell system |
CN106328853A (en) * | 2016-11-22 | 2017-01-11 | 江苏金坛绿能新能源科技有限公司 | Power battery assembly with cylindrical battery cell |
CN106571501A (en) * | 2016-10-12 | 2017-04-19 | 深圳市德镒盟电子有限公司 | Water cooling and heat dissipating mechanism for new energy sources vehicle power battery |
CN106784442A (en) * | 2017-01-13 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of battery module structure |
CN106972128A (en) * | 2017-06-01 | 2017-07-21 | 湖南宏迅亿安新能源科技有限公司 | A kind of battery modules |
CN207800825U (en) * | 2017-12-06 | 2018-08-31 | 蔚来汽车有限公司 | Battery core cooling device |
-
2017
- 2017-12-06 CN CN201711277058.0A patent/CN109103540A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2065963B1 (en) * | 2007-11-29 | 2010-08-04 | Sanyo Electric Co., Ltd. | Battery system cooled via coolant |
CN103296331A (en) * | 2012-03-01 | 2013-09-11 | 台达电子工业股份有限公司 | Battery module |
CN104600398A (en) * | 2015-01-13 | 2015-05-06 | 中国矿业大学 | Microchannel-based cylindrical power battery thermal management device |
CN204614833U (en) * | 2015-05-11 | 2015-09-02 | 宁德时代新能源科技有限公司 | Battery modules and electrokinetic cell system |
CN106571501A (en) * | 2016-10-12 | 2017-04-19 | 深圳市德镒盟电子有限公司 | Water cooling and heat dissipating mechanism for new energy sources vehicle power battery |
CN106328853A (en) * | 2016-11-22 | 2017-01-11 | 江苏金坛绿能新能源科技有限公司 | Power battery assembly with cylindrical battery cell |
CN106784442A (en) * | 2017-01-13 | 2017-05-31 | 深圳市沃特玛电池有限公司 | A kind of battery module structure |
CN106972128A (en) * | 2017-06-01 | 2017-07-21 | 湖南宏迅亿安新能源科技有限公司 | A kind of battery modules |
CN207800825U (en) * | 2017-12-06 | 2018-08-31 | 蔚来汽车有限公司 | Battery core cooling device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110504395A (en) * | 2019-08-29 | 2019-11-26 | 蜂巢能源科技有限公司 | Battery pack and vehicle |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200729 Address after: Susong Road West and Shenzhen Road North, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: Weilai (Anhui) Holding Co.,Ltd. Address before: Room 502, Bank of America Center, Cecil Harcourt Road, central, Hongkong, China, 12 Applicant before: NIO NEXTEV Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181228 |