CN201829589U - Heat dissipation device of battery pack - Google Patents
Heat dissipation device of battery pack Download PDFInfo
- Publication number
- CN201829589U CN201829589U CN 201020548321 CN201020548321U CN201829589U CN 201829589 U CN201829589 U CN 201829589U CN 201020548321 CN201020548321 CN 201020548321 CN 201020548321 U CN201020548321 U CN 201020548321U CN 201829589 U CN201829589 U CN 201829589U
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- CN
- China
- Prior art keywords
- heat radiation
- battery pack
- linkage unit
- aluminum pipe
- heat dissipation
- 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.)
- Expired - Fee Related
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- Y02E60/12—
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Abstract
The utility model discloses a heat dissipation device of a battery pack, and particularly relates to the heat dissipation device of a lithium battery pack. For the heat dissipation device of the battery pack, the battery pack comprises a plurality of single batteries installed in a shell and connecting units arranged among the single batteries, wherein the heat dissipation devices are arranged among the single batteries. The heat dissipation device of the battery pack is characterized in that each heat dissipation device comprises a heat dissipation through hole and a heat dissipation aluminium tube; the connecting units are provided with the heat dissipation through holes which are internally provided with the heat dissipation aluminium tubes; the heat dissipation aluminium tubes cling to the single batteries; the inner walls of the heat dissipation aluminium tubes are respectively coated with a phase-change material layer; and the outlet end of each heat dissipation aluminium tube is fixedly provided with an upper cover of the shell by a metal fixing sleeve. The heat dissipation device of the battery pack is good in heat dissipation effect and simple in structure.
Description
Technical field
The utility model relates to a kind of battery pack heat abstractor, especially a kind of lithium battery battery pack heat dissipation device.
Background technology
Lithium ion battery is being showed fine prospect aspect the power source in future, but because the structure and the principle of lithium ion battery, often producing big heat in the use repeatedly because of internal resistance, and the internal resistance meeting changes, and heat can increase gradually, particularly during heavy-current discharge, the heat that produces is bigger, therefore need to solve the thermal management issues of lithium ion battery, in the lithium ion heat management, allow lithium ion battery fast cooling and guarantee that the homogeneity of battery temperature is a main target.
Existing lithium battery group is generally by the fan radiating and cooling, but adopts fan can't accomplish Homogeneouslly-radiating, even and the effect of local heat radiation also poor.
The utility model content
Technical problem to be solved in the utility model is to overcome deficiency of the prior art and a kind of good heat dissipation effect, battery pack heat abstractor simple in structure are provided.
The technical scheme in the invention for solving the above technical problem is: this battery pack heat abstractor, described battery pack comprises the some cells that are installed in the housing and the linkage unit between the cell, be provided with heat abstractor between the cell, be characterized in: described heat abstractor comprises heat radiation through hole and heat radiation aluminum pipe, linkage unit is provided with the heat radiation through hole, be provided with the heat radiation aluminum pipe in the heat radiation through hole, heat radiation aluminum pipe and cell are close to, be coated with phase-change material layers on the heat radiation aluminum pipe inwall, the heat radiation aluminum pipe port of export is fixed by the loam cake of metal fixed cover and housing.
Linkage unit described in the utility model includes several, and two linkage units mate formation linkage unit group in twos up and down, and the linkage unit in each linkage unit group is provided with the heat radiation through hole of equivalent.
Heat radiation shape of through holes described in the utility model is circular.
Be fitted with the heat radiation aluminum pipe in the heat radiation through hole described in the utility model, the lower end of heat radiation aluminum pipe is arranged on the following linkage unit in the linkage unit group, the heat radiation aluminum pipe passes the last linkage unit in this linkage unit group, the heat radiation aluminum pipe port of export is provided with the metal fixed cover, the metal fixed cover inserts loam cake, and is fixed with nut.
Heat radiation aluminum pipe cross sectional shape described in the utility model is circle, triangle or hexagon.
Its thickness of phase-change material layers described in the utility model is less than 5mm, and phase transition temperature is 40 ℃.
Linkage unit described in the utility model adopts insulating heat-conduction material.
Housing described in the utility model adopts aluminium alloy or cold-reduced sheet material.
The utility model compared with prior art has the following advantages: 1, be provided with heat abstractor between the cell of battery pack, can well distribute the heat between the cell of battery pack, improve the stability of battery pack, prolong the useful life of battery pack.2, simple in structure, only heat abstractor need be installed between the cell during installation and get final product, simultaneously can according to monomer in the battery pack what adds or reduces heat abstractor how much, very easy to use.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model scheme of installation.
Embodiment
Referring to Fig. 1-Fig. 2, the utility model comprises heat radiation through hole 1, heat radiation aluminum pipe 2, phase-change material layers 3, metal fixed cover 4, nut 5, loam cake 6, housing 7, cell 8 and linkage unit group 9.
In addition, need to prove, the specific embodiment described in this specification, its zero, the shape of parts, institute's title of being named etc. can be different.Allly conceive equivalence or the simple change that described structure, feature and principle are done, be included in the protection range of the utility model patent according to the utility model patent.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount the defined scope of these claims, all should belong to protection range of the present utility model.
Claims (8)
1. battery pack heat abstractor, described battery pack comprises the some cells that are installed in the housing and the linkage unit between the cell, be provided with heat abstractor between the cell, it is characterized in that: described heat abstractor comprises heat radiation through hole and heat radiation aluminum pipe, linkage unit is provided with the heat radiation through hole, be provided with the heat radiation aluminum pipe in the heat radiation through hole, heat radiation aluminum pipe and cell are close to, be coated with phase-change material layers on the heat radiation aluminum pipe inwall, the heat radiation aluminum pipe port of export is fixed by the loam cake of metal fixed cover and housing.
2. battery pack heat abstractor according to claim 1, it is characterized in that: described linkage unit includes several, two linkage units mate formation linkage unit group in twos up and down, and the linkage unit in each linkage unit group is provided with the heat radiation through hole of equivalent.
3. battery pack heat abstractor according to claim 1 and 2 is characterized in that: described heat radiation shape of through holes is for circular.
4. battery pack heat abstractor according to claim 2, it is characterized in that: be fitted with the heat radiation aluminum pipe in the described heat radiation through hole, the lower end of heat radiation aluminum pipe is arranged on the following linkage unit in the linkage unit group, the heat radiation aluminum pipe passes the last linkage unit in this linkage unit group, the heat radiation aluminum pipe port of export is provided with the metal fixed cover, the metal fixed cover inserts loam cake, and is fixed with nut.
5. according to claim 1 or 4 described battery pack heat abstractors, it is characterized in that: described heat radiation aluminum pipe cross sectional shape is circle, triangle or hexagon.
6. battery pack heat abstractor according to claim 1 is characterized in that: its thickness of described phase-change material layers is less than 5mm, and phase transition temperature is 40 ℃.
7. according to claim 1,2 or 4 described battery pack heat abstractors, it is characterized in that: described linkage unit adopts insulating heat-conduction material.
8. battery pack heat abstractor according to claim 1 is characterized in that: described housing adopts aluminium alloy or cold-reduced sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020548321 CN201829589U (en) | 2010-09-30 | 2010-09-30 | Heat dissipation device of battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020548321 CN201829589U (en) | 2010-09-30 | 2010-09-30 | Heat dissipation device of battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201829589U true CN201829589U (en) | 2011-05-11 |
Family
ID=43968107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020548321 Expired - Fee Related CN201829589U (en) | 2010-09-30 | 2010-09-30 | Heat dissipation device of battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201829589U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241730A (en) * | 2013-06-13 | 2014-12-24 | 南京德朔实业有限公司 | Battery pack with heat dissipation system |
| CN106058377A (en) * | 2016-08-15 | 2016-10-26 | 系统电子科技（镇江）有限公司 | Phase-change energy-storing cooling battery module |
| CN106058376A (en) * | 2016-08-12 | 2016-10-26 | 系统电子科技（镇江）有限公司 | Battery module liquid-cooling device |
| CN106129296A (en) * | 2016-08-12 | 2016-11-16 | 贵州众智达系统新能源股份有限公司 | A kind of battery modules of automatic samming |
-
2010
- 2010-09-30 CN CN 201020548321 patent/CN201829589U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104241730A (en) * | 2013-06-13 | 2014-12-24 | 南京德朔实业有限公司 | Battery pack with heat dissipation system |
| CN106058376A (en) * | 2016-08-12 | 2016-10-26 | 系统电子科技（镇江）有限公司 | Battery module liquid-cooling device |
| CN106129296A (en) * | 2016-08-12 | 2016-11-16 | 贵州众智达系统新能源股份有限公司 | A kind of battery modules of automatic samming |
| CN106129296B (en) * | 2016-08-12 | 2019-03-15 | 贵州众智达系统新能源股份有限公司 | A kind of battery modules of automatic samming |
| CN106058377A (en) * | 2016-08-15 | 2016-10-26 | 系统电子科技（镇江）有限公司 | Phase-change energy-storing cooling battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20130930 |