CN207426068U - A kind of battery pack heat-transfer device based on heat-conducting interface material - Google Patents
A kind of battery pack heat-transfer device based on heat-conducting interface material Download PDFInfo
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- CN207426068U CN207426068U CN201721169158.7U CN201721169158U CN207426068U CN 207426068 U CN207426068 U CN 207426068U CN 201721169158 U CN201721169158 U CN 201721169158U CN 207426068 U CN207426068 U CN 207426068U
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- heat
- conducting
- battery
- conductive structure
- interface material
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- 239000000463 material Substances 0.000 title claims abstract description 46
- 238000012546 transfer Methods 0.000 title claims abstract description 17
- 239000012782 phase change material Substances 0.000 claims description 13
- 239000004411 aluminium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
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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 is related to soft-package battery field of radiating, a kind of battery pack heat-transfer device based on heat-conducting interface material are specifically disclosed, including cabinet, battery modules, heat conducting module, chassis lid；The cabinet inside is evenly arranged with multigroup battery modules, and battery modules top described in every group is connected respectively with two groups of heat conducting modules, and all heat conducting modules are fixed on by chassis lid in the cabinet；The utility model can effective balancing battery and Heat Conduction Material continually changing gap during the motion, improve the contact quality between battery and Heat Conduction Material, so as to fulfill the purpose of heat transfer efficiency is improved.
Description
Technical field
The utility model belongs to soft-package battery technical field of heat dissipation, specifically, is related to a kind of based on heat-conducting interface material
Battery pack heat-transfer device.
Background technology
With social development and technological progress, requirement of the new energy power car to fast charge is increasingly popularized.And fast charge is anticipated
Taste that battery-heating is more obvious, and resulting radiating requirements are higher and higher.
Soft-package battery heat dissipation mainly using Heat Conduction Material (structure) directly with battery is contacted at present, is closely pressed together on one
It rises, so as to fulfill heat conduction and heat radiation purpose；Existing boundary material has certain decrement, but can not meet battery and Heat Conduction Material it
Between micro-strain caused by distance change.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of based on thermally-conductive interface
The battery pack heat-transfer device of material, the utility model effectively balancing battery can constantly become during the motion with Heat Conduction Material
The gap of change improves the contact quality between battery and Heat Conduction Material, so as to fulfill the purpose of heat transfer efficiency is improved.
In order to solve the above technical problems, the utility model is using the basic conception of technical solution：One kind is based on heat conduction circle
The battery pack heat-transfer device of plane materiel material, including cabinet, battery modules, heat conducting module, chassis lid；The cabinet inside is uniformly arranged
There are multigroup battery modules, battery modules top described in every group is connected respectively with two groups of heat conducting modules, and all heat conducting modules are equal
It is fixed on by chassis lid in the cabinet；
The battery modules include left soft pack cell, right soft pack cell and conductive structure；The left soft pack cell described is led
Heat structure and the right soft pack cell are sequentially connected, and the left soft pack cell, the conductive structure and the right soft pack cell
It is fixedly connected by upper fixed cable tie with lower fixed cable tie, heat conduction is provided between the left soft pack cell and the conductive structure
Boundary material is also equipped with the heat-conducting interface material between the right soft pack cell and the conductive structure.
Further, the conductive structure includes heat-conducting part and radiating part, the heat-conducting part and the left soft pack cell and
The size of the right soft pack cell is identical, and the radiating part is longer than the left soft pack cell for the conductive structure and the right side is soft
The part of bag battery core, and the radiating part is connected with heat conducting module described in two groups, the size of the heat conducting module and the heat conduction
The radiating part size of structure is identical.
Further, the conductive structure is one in high-thermal conductive metal plate, heat pipe
Further, the thermal conductive metal plate is one in copper coin, aluminium sheet, golden plate, silver plate and high thermal conductivity alloy plate of material
It is a.
Further, the heat conducting module includes phase-change material bag；Phase-change material is filled with inside the phase-change material bag,
And phase-change material bag described in every two groups is connected with the radiating part of conductive structure described in one group.
Further, the chassis lid is high heat conduction aluminium chassis lid or aluminium alloy case lid.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art：
The utility model battery and conductive structure are macroscopically with plane-plane contact, but because battery is respectively provided with conductive structure
Certain rigidity, contact surface are presented as Multi-contact on microcosmic；Contact surface exist largely not in contact with to place, not in contact with
To place filled by air, generate larger thermal resistance；When battery and conductive structure generate the opposite changing of the relative positions, thermal resistance is also with the changing of the relative positions
Fluctuation is generated, is unfavorable for the conduction of heat；The utility model is acted on using the phase transformation of boundary material, is fused into liquid at high temperature
Body squeezes into the gap between battery and Heat Conduction Material under the effect of extraneous precompression, discharges air；The boundary material is under room temperature
Solid, it is ensured that the reliability of the hair safe to use of the boundary material and good assembling capacity；And it is molten into liquid after temperature rise
Body can preferably squeeze into the gap between battery and Heat Conduction Material, so as to improve the heat transfer efficiency of Heat Conduction Material；
The utility model can effective balancing battery and Heat Conduction Material continually changing gap during the motion, improve
Contact quality between battery and Heat Conduction Material, so as to fulfill the purpose of heat transfer efficiency is improved.
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Description of the drawings
A part of the attached drawing as the application, is further understood from the utility model for providing, the utility model
Schematic description and description for explaining the utility model, but do not form the improper restriction to the utility model.Obviously,
The accompanying drawings in the following description is only some embodiments, to those skilled in the art, is not paying creative labor
On the premise of dynamic, other accompanying drawings are can also be obtained according to these attached drawings.In the accompanying drawings：
Fig. 1 is the utility model structure diagram；
Fig. 2 is the battery module structure schematic diagram of the utility model；
Fig. 3 is the partial enlarged view of Fig. 2.
In figure：1- cabinets；2- battery modules；3- heat conducting modules；4- chassis lids；The left soft pack cells of 21-；The right Soft Roll electricity of 22-
Core；23- conductive structures；The upper fixed cable ties of 24-；Fixed cable tie under 25-；26- heat-conducting interface materials；230- heat-conducting parts；231- dissipates
Hot portion；31- phase-change material bags.
It should be noted that these attached drawings and word description are not intended to limit the design of the utility model in any way
Scope, but illustrate the concept of the utility model for those skilled in the art by reference to specific embodiment.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
The technical solution in embodiment is clearly and completely described in attached drawing in type embodiment, and following embodiment is used to illustrate this
Utility model, but be not intended to limit the scope of the present invention.
, it is necessary to explanation in the description of the utility model, term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instructions such as " vertical ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for description the utility model and simplified description rather than instruction or imply that signified device or element must be with specific sides
Position, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary.
For the ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing with concrete condition
Justice.
Embodiment one：
As shown in Figure 1 to Figure 3, a kind of battery pack heat-transfer device based on heat-conducting interface material described in the present embodiment,
It is characterized in that, including cabinet 1, battery modules 2, heat conducting module 3, chassis lid 4；1 inner homogeneous of cabinet is provided with multigroup electricity
Pond module 2,2 top of battery modules is connected respectively with two groups of heat conducting modules 3 described in every group, and all heat conducting modules 3 pass through
Chassis lid 4 is fixed in the cabinet 1；
The battery modules 2 include left soft pack cell 21, right soft pack cell 22 and conductive structure 23；The left soft pack cell
21st, the conductive structure 23 and the right soft pack cell 22 are sequentially connected, and the left soft pack cell 21, the conductive structure 23
It is fixedly connected with the right soft pack cell 22 by upper fixed cable tie 24 with lower fixed cable tie 25, the left soft pack cell 21 and institute
It states and is provided with heat-conducting interface material 26 between conductive structure 23, also set between the right soft pack cell 22 and the conductive structure 23
It is equipped with the heat-conducting interface material 26；Boundary material is solid at normal temperatures, becomes liquid after being heated, in external precompression condition
Under, it can adapt to the micro-strain amount generated between single battery and Heat Conduction Material；Boundary material is mainly done by phase-change material
Into being at normal temperatures solid, in order to install；Liquid is molten into (at 45 DEG C or more) under high temperature, is filled under external force squeezing action
Enter in battery and Heat Conduction Material gap；Because the contact gap between battery and conductive structure is noncontinuity gap, and interface material
Material thickness is usually no more than 1mm, drop outflow can not be formed under molten state, so as to ensure the boundary material in use
The constantly heat conductivility in fusing, process of setting.
More specifically, the conductive structure 23 includes heat-conducting part 230 and radiating part 231, the heat-conducting part 230 and the left side
Soft pack cell 21 is identical with the size of the right soft pack cell 22, and the radiating part 231 is longer than described for the conductive structure 23
The part of left soft pack cell 21 and the right soft pack cell 22, and the radiating part 231 is connected with heat conducting module 3 described in two groups,
The size of the heat conducting module 3 is identical with 231 size of radiating part of the conductive structure 23.
More specifically, the conductive structure 23 is one in high-thermal conductive metal plate, heat pipe.
More specifically, the thermal conductive metal plate is one in copper coin, aluminium sheet, golden plate, silver plate and high thermal conductivity alloy plate of material
It is a.
More specifically, the heat conducting module 3 includes phase-change material bag 31；31 inside of phase-change material bag is filled with phase transformation
Material, and phase-change material bag is connected with the radiating part 231 of conductive structure described in one group described in every two groups.
More specifically, the chassis lid 4 is high heat conduction aluminium chassis lid or aluminium alloy case lid.
The above is only the preferred embodiment of the utility model, and not the utility model is made in any form
Limitation although the utility model has been disclosed with preferred embodiment as above, is not limited to the utility model, any to be familiar with
The technical staff of this patent is not being departed from the range of technical solutions of the utility model, when the technology contents work using above-mentioned prompting
Go out a little change or be modified to the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solutions of the utility model,
According to any simple modification, equivalent change and modification that the technical essence of the utility model makees above example, still belong to
In the range of the utility model.
Claims (6)
1. a kind of battery pack heat-transfer device based on heat-conducting interface material, which is characterized in that including cabinet（1）, battery modules
（2）, heat conducting module（3）, chassis lid（4）；The cabinet（1）Inner homogeneous is provided with multigroup battery modules（2）, it is electric described in every group
Pond module（2）Top respectively with two groups of heat conducting modules（3）Connection, all heat conducting modules（3）Pass through chassis lid（4）It is fixed
In the cabinet（1）It is interior；
The battery modules（2）Including left soft pack cell（21）, right soft pack cell（22）And conductive structure（23）；The left Soft Roll
Battery core（21）, the conductive structure（23）With the right soft pack cell（22）It is sequentially connected, and the left soft pack cell（21）, institute
State conductive structure（23）With the right soft pack cell（22）Pass through upper fixed cable tie（24）With lower fixed cable tie（25）It is fixedly connected,
The left soft pack cell（21）With the conductive structure（23）Between be provided with heat-conducting interface material（26）, the right soft pack cell
（22）With the conductive structure（23）Between be also equipped with the heat-conducting interface material（26）.
2. a kind of battery pack heat-transfer device based on heat-conducting interface material according to claim 1, which is characterized in that described
Conductive structure（23）Including heat-conducting part（230）And radiating part（231）, the heat-conducting part（230）With the left soft pack cell（21）
With the right soft pack cell（22）Size it is identical, the radiating part（231）For the conductive structure（23）It is soft to be longer than the left side
Bag battery core（21）With the right soft pack cell（22）Part, and the radiating part（231）With heat conducting module described in two groups（3）Even
It connects, the heat conducting module（3）Size and the conductive structure（23）Radiating part（231）Size is identical.
3. a kind of battery pack heat-transfer device based on heat-conducting interface material according to claim 2, which is characterized in that described
Conductive structure（23）For one in high-thermal conductive metal plate, heat pipe.
4. a kind of battery pack heat-transfer device based on heat-conducting interface material according to claim 3, which is characterized in that described
Thermal conductive metal plate is one in copper coin, aluminium sheet, golden plate, silver plate and high thermal conductivity alloy plate of material.
5. a kind of battery pack heat-transfer device based on heat-conducting interface material according to claim 2, which is characterized in that described
Heat conducting module 3 includes phase-change material bag（31）；The phase-change material bag（31）Inside is filled with phase-change material, and described in every two groups
The radiating part of conductive structure described in phase-change material bag and one group（231）Connection.
6. a kind of battery pack heat-transfer device based on heat-conducting interface material according to claim 1, which is characterized in that described
Chassis lid（4）For high heat conduction aluminium chassis lid or aluminium alloy case lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721169158.7U CN207426068U (en) | 2017-09-13 | 2017-09-13 | A kind of battery pack heat-transfer device based on heat-conducting interface material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721169158.7U CN207426068U (en) | 2017-09-13 | 2017-09-13 | A kind of battery pack heat-transfer device based on heat-conducting interface material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207426068U true CN207426068U (en) | 2018-05-29 |
Family
ID=62315972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721169158.7U Expired - Fee Related CN207426068U (en) | 2017-09-13 | 2017-09-13 | A kind of battery pack heat-transfer device based on heat-conducting interface material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207426068U (en) |
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2017
- 2017-09-13 CN CN201721169158.7U patent/CN207426068U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20200913 |
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| CF01 | Termination of patent right due to non-payment of annual fee |