CN202564501U - Radiating aluminum plate for flexible package battery bank - Google Patents
Radiating aluminum plate for flexible package battery bank Download PDFInfo
- Publication number
- CN202564501U CN202564501U CN 201220048716 CN201220048716U CN202564501U CN 202564501 U CN202564501 U CN 202564501U CN 201220048716 CN201220048716 CN 201220048716 CN 201220048716 U CN201220048716 U CN 201220048716U CN 202564501 U CN202564501 U CN 202564501U
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- Prior art keywords
- heat
- aluminium plate
- dissipating aluminium
- battery
- groove
- 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.)
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 62
- 239000012212 insulator Substances 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims description 52
- 239000012782 phase change material Substances 0.000 claims description 23
- 230000007704 transition Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000007790 solid phase Substances 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 210000005069 ears Anatomy 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 abstract 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 abstract 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 abstract 2
- 230000005855 radiation Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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- Y02E60/12—
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- Secondary Cells (AREA)
Abstract
The utility model provides a radiating aluminum plate for a flexible package battery bank. The battery bank comprises fixing L plates, an insulator, a box and a battery module, the battery module comprises two ABS (acrylonitrile butadiene styrene) insulating clamp plates, 15 radiating aluminum plates, 14 flexible package unit cells and cell connectors, the radiating aluminum plates are provided with grooves for containing the unit cells, one groove is positioned on one side of each radiating aluminum plate, and the depth of each groove is matched with a portion below a tab of each unit cell. The radiating aluminum plate for the flexible package battery bank is characterized in that a groove for positioning each unit cell is arranged on one side of the radiating aluminum plate, a heating surface of the unit cell closely fits with the surface of the groove so that heat of the heating surface is effectively dissipated, and a cooling channel is arranged on the other side of the radiating aluminum plate so that heat dissipation of the unit cells can be more effectively accelerated.
Description
Technical field
The utility model relates to a kind of battery, specifically relates to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group.
Background technology
Existing battery cell structure is with after a plurality of flexible-packed battery parallel connections mostly, is arranged in the rigid insulation shell again.Shell upper is provided with plus end and negative terminal; Said flexible-packed battery anode ear interconnects and is located on the shell plus end; Said flexible-packed battery negative electrode lug interconnects and is located on the shell negative terminal, and this battery structure is basic engineering battery case structure and connected mode.The battery of design causes on the one hand that the heat of flexible-packed battery is difficult to shed in the hard shell like this, on the other hand again since the temperature of plastic packaging inside battery be difficult to monitor.Battery behavior data after the just parallel connection of parallel connection management system acquisition, the parameter of restive each battery causes the initiation security incident of blasting easily.
Existing employing with the flexible-packed battery be the basis structure, be with the plastic cement overall package in battery case, do not have cooling heat radiation system, the battery radiating effect is relatively poor, is difficult to guarantee the safe handling of battery under various environment.
Adopt the air-cooled methods for cooling that waits and present battery heat radiation is general, this direct cooling means need leave certain clearance between each battery, takes away the cooling duct of the heat that battery produces through battery surface to form coolant.Existing flexible-packed battery, because the characteristic of itself structure, battery main body is softer, and the aluminum plastic film packing edge of irregularity is arranged again simultaneously, prior art is difficult to satisfy the requirement of not only needs location and installation but also needs cooling heat dissipation.
Moreover, also there is following defective in the battery connector:
Connection between battery is a battery key technology in groups; The connected mode of current battery has welding to be connected with screw; Wherein welding comprises ultra-sonic welded and laser welding, utilizes the battery terminal of ultra-sonic welded or lug is insecure comes off easily, connects the bad control of resistance simultaneously.The laser welding cost is too high again.Adopt screw that battery pole ear is directly connected together, do not have fixed form, under battery case vibration situation, cause connecting actual effect, security incident occurs.
Battery of the prior art generally utilizes stay bolt to fix with steel plate in groups again, and steel plate is the on-insulated property of electric conductor, links to each other with Battery case, makes the charged short circuit accident that occurs of entire cell casing easily.Because the connection between battery, the steel plate height will cause battery case Internal Management System data acquisition line can not utilize steel plate to form wire casing much smaller than the battery top, can't fix, and moves towards chaotic.
The utility model content
Above-mentioned defective to the prior art existence; The purpose of the utility model provides a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group, and this heat-dissipating aluminium plate one side is provided with the groove to the cell location, and battery heating face and groove surface fit tightly; Reach the purpose of good heat radiation; The opposite side of heat-dissipating aluminium plate is provided with the cooling duct, more can accelerate the heat radiation of cell, and the contact-making surface of groove and battery scribbles heat conductive silica gel; Contact-making surface also is provided with the phase change material stores groove and is used for depositing phase-change material, and phase-change material absorbs the battery operated heat that distributes.A kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group that the utility model provides; Said battery pack comprises heat-dissipating aluminium plate, battery connector, ABS cleat insulator, fixed L plate, insulating part and casing; Said battery pack battery module, said battery module comprise two ABS cleat insulators, and number is 15 a said heat-dissipating aluminium plate; Number is 14 a said Soft Roll cell; It is characterized in that said heat-dissipating aluminium plate is provided with the groove of placing said cell, said groove is positioned on the side of said heat-dissipating aluminium plate, and the degree of depth of said groove and said single battery pole ears are mated with the lower part.
In first preferred embodiment of the utility model: said groove is arranged on an end of heat-dissipating aluminium plate, and the other end of said heat-dissipating aluminium plate is provided with 1-2 through hole.
In second preferred embodiment of the utility model: the contact-making surface of said groove and cell scribbles heat conductive silica gel.
In the 3rd preferred embodiment of the utility model: also be provided with 1-4 installing hole on the said heat-dissipating aluminium plate and loose, the aperture of installing hole is the 4-8 millimeter.
In the 4th preferred embodiment of the utility model: groove and the contact-making surface of cell be provided with battery shaft to identical strip phase-change material accumulator tank.
In the 5th preferred embodiment of the utility model: place phase-change material in the said phase-change material accumulator tank, phase-change material is chosen according to battery operated preference temperature scope, and said temperature range is 25～35 ℃.
In the 6th preferred embodiment of the utility model: said phase-change material is inorganic solid-liquid or inorganic solid-solid phase transition material or organic solid-solid phase transition material.
Description of drawings
Fig. 1 is: the structural representation of a kind of flexible-packed battery group that the utility model provides;
Fig. 2 is: the structural representation of flexible package cell;
Fig. 3 is: the structural representation of the embodiment one of the heat-dissipating aluminium plate that the utility model provides;
Fig. 4 is: the structural representation of the embodiment two of the heat-dissipating aluminium plate that the utility model provides;
Fig. 5 is: the structural representation of the embodiment three of the heat-dissipating aluminium plate that the utility model provides;
Fig. 6 is: the structural representation of the embodiment four of the heat-dissipating aluminium plate that the utility model provides;
Fig. 7 is: the schematic cross-section of the embodiment four of the heat-dissipating aluminium plate that the utility model provides;
Fig. 8 is: the structural representation of the battery case case lid that the utility model provides;
Fig. 9 is: the structural representation of the battery module that the utility model provides;
Figure 10 is: the structural representation of the group of battery modules that the utility model provides.
Embodiment
A kind of flexible-packed battery group that the utility model provides, concrete structure is as shown in Figure 1, can be known by Fig. 1; This flexible-packed battery group comprises heat-dissipating aluminium plate, battery connector, ABS cleat insulator, fixed L plate, insulating part and casing, and above-mentioned device combines a plurality of flexible package cells, forms the flexible-packed battery group; The concrete structure of flexible package cell is as shown in Figure 2; Can be known that by Fig. 2 this flexible package cell profile is a cuboid, skin is the aluminum plastic film packing; The top has two lugs, is respectively anode ear and negative electrode lug.
Heat-dissipating aluminium plate is processed by commercial-purity aluminium, and existing good thermal conduction characteristic has certain rigidity again, and the embodiment one of its structure is as shown in Figure 3; Can be known that by Fig. 3 a side of heat-dissipating aluminium plate is provided with groove, the degree of depth and the single battery pole ears of groove are mated with the lower part; This groove plays the effect to the cell location; Battery heating face and groove surface fit tightly, and help the heat radiation of battery, also are provided with 1-4 installing hole on the heat-dissipating aluminium plate; The aperture of installing hole is the 4-8 millimeter, and pull bar is connected and fixed through a plurality of heat-dissipating aluminium plates and ABS cleat insulator and the fixed L plate that these installing holes will comprise cell.
One end of heat-dissipating aluminium plate side is provided with through hole, and the axially parallel of through hole and cell is in the opposite direction; The number of through hole is 1-2; Highly be 5-10 centimetre, the embodiment of the heat-dissipating aluminium plate that Fig. 3 provides is provided with groove for heat-dissipating aluminium plate near battery pole ear one end side surface, and the other end is provided with 2 through holes.
The structural representation of the embodiment two of the heat-dissipating aluminium plate that Fig. 4 provides for the utility model can be known that by Fig. 4 heat-dissipating aluminium plate is provided with 1 through hole near battery pole ear one end, and other end side is provided with groove.
Further, the contact-making surface of heat-dissipating aluminium plate groove and cell scribbles heat conductive silica gel, plays a part to quicken heat conduction; Its concrete structure is as shown in Figure 5; The structural representation of the embodiment three of the heat-dissipating aluminium plate that Fig. 5 provides for the utility model can be known that by Fig. 5 heat-dissipating aluminium plate is provided with groove near battery pole ear one end side surface; The other end is provided with 2 through holes, and the contact-making surface of groove and cell scribbles heat conductive silica gel.
Preferably, the structural representation of the embodiment four of the heat-dissipating aluminium plate that the utility model provides is as shown in Figure 6, can be known by Fig. 6; Side of heat-dissipating aluminium plate is provided with groove; The contact-making surface of groove and cell is provided with the phase-change material accumulator tank, and its schematic cross-section is as shown in Figure 7, can be known by Fig. 7; The phase-change material accumulator tank be with battery shaft to identical strip groove; Place phase-change material in the phase-change material accumulator tank groove, phase-change material can absorb the heat that battery produces through phase transformation when battery operated, and choosing of phase-change material can be according to battery operated preference temperature scope; Phase-change material phase transition temperature scope is at 25～35 ℃, and phase-change material can use inorganic solid-liquid, inorganic solid-solid phase transition material, organic solid-solid phase transition material.Place phase-change material in the phase change material stores groove and can make uniformity of temperature profile between cell, improve the consistency between each battery, and need not heat abstractor such as external fan.
Battery case is the packaging structure in the whole flexible-packed battery group outside, is illustrated in figure 8 as the structural representation of battery case case lid, can be known by Fig. 8; The front side of casing is provided with the rectangle air inlet, and this air inlet is in the lower end of casing front side, and the rear side of casing is provided with fan outlet; The size of air outlet is corresponding with the air inlet of leading flank with the position; The through hole of heat-dissipating aluminium plate constitutes a cooling duct, and cooling air is discharged by the casing external fan via the cooling duct by air inlet, helps the heat radiation of battery more; The position of casing air inlet and air outlet is corresponding with the position of the through hole of heat-dissipating aluminium plate, and what Fig. 8 provided is the situation in the lower end.
The flexible-packed battery group that the utility model provides comprises at least four battery modules; What Fig. 1 provided is the situation that battery pack comprises four battery modules; The concrete sketch map of battery module is as shown in Figure 5, can be known by Fig. 5, and battery module comprises two ABS cleat insulators; 15 heat-dissipating aluminium plates and 14 Soft Roll cells, per 2 heat-dissipating aluminium plates fix to clamp a Soft Roll cell through its upper groove.Be illustrated in figure 6 as the sketch map of group of battery modules, can be known by Fig. 6, group of battery modules is that the heat-dissipating aluminium plate by 3 ABS cleat insulators and inner 30 securing unit batteries thereof is fixed together through pull bar and forms.
Above embodiment only in order to the explanation the utility model technical scheme but not to its restriction; Although the utility model has been carried out detailed explanation with reference to the foregoing description; The those of ordinary skill in said field is to be understood that: still can make amendment or replacement on an equal basis to the embodiment of the utility model; And do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (7)
1. heat-dissipating aluminium plate that is used for the flexible-packed battery group; Said battery pack comprises fixed head, insulating part, casing and battery module; Said battery module comprises two ABS cleat insulators, and number is 15 a said heat-dissipating aluminium plate, and number is 14 said Soft Roll cell and a battery connector; It is characterized in that said heat-dissipating aluminium plate is provided with the groove of placing said cell, said groove is positioned on the side of said heat-dissipating aluminium plate, and the degree of depth of said groove and said single battery pole ears are mated with the lower part.
2. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 1, it is characterized in that said groove is arranged on an end of heat-dissipating aluminium plate, the other end of said heat-dissipating aluminium plate is provided with 1-2 through hole.
3. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 2, it is characterized in that the contact-making surface of said groove and cell scribbles heat conductive silica gel.
4. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 1, it is characterized in that also being provided with on the said heat-dissipating aluminium plate 1-4 installing hole, the aperture of installing hole is the 4-8 millimeter.
5. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 1, it is characterized in that the groove and the contact-making surface of cell be provided with battery shaft to identical strip phase-change material accumulator tank.
6. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 5, it is characterized in that placing phase-change material in the said phase-change material accumulator tank, phase-change material is chosen according to battery operated preference temperature scope, and said temperature range is 25～35 ℃.
7. according to a kind of heat-dissipating aluminium plate that is used for the flexible-packed battery group of claim 5, it is characterized in that said phase-change material is inorganic solid-liquid or inorganic solid-solid phase transition material or organic solid-solid phase transition material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220048716 CN202564501U (en) | 2012-02-15 | 2012-02-15 | Radiating aluminum plate for flexible package battery bank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220048716 CN202564501U (en) | 2012-02-15 | 2012-02-15 | Radiating aluminum plate for flexible package battery bank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202564501U true CN202564501U (en) | 2012-11-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220048716 Expired - Fee Related CN202564501U (en) | 2012-02-15 | 2012-02-15 | Radiating aluminum plate for flexible package battery bank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202564501U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161644A (en) * | 2015-09-09 | 2015-12-16 | 江苏科技大学 | Flexibly-packaged single battery based battery box |
| CN106785204A (en) * | 2016-12-27 | 2017-05-31 | 浙江超威创元实业有限公司 | Lithium battery phase change thermal management package assembly |
| CN108172929A (en) * | 2017-12-22 | 2018-06-15 | 银隆新能源股份有限公司 | Battery radiator structure and the battery pack with air-cooled radiating device |
| CN111916874A (en) * | 2020-09-08 | 2020-11-10 | 天合光能股份有限公司 | Battery heat conduction structure and battery module |
-
2012
- 2012-02-15 CN CN 201220048716 patent/CN202564501U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161644A (en) * | 2015-09-09 | 2015-12-16 | 江苏科技大学 | Flexibly-packaged single battery based battery box |
| CN106785204A (en) * | 2016-12-27 | 2017-05-31 | 浙江超威创元实业有限公司 | Lithium battery phase change thermal management package assembly |
| CN108172929A (en) * | 2017-12-22 | 2018-06-15 | 银隆新能源股份有限公司 | Battery radiator structure and the battery pack with air-cooled radiating device |
| CN108172929B (en) * | 2017-12-22 | 2024-03-15 | 银隆新能源股份有限公司 | Battery core heat radiation structure and battery pack with air cooling heat radiation device |
| CN111916874A (en) * | 2020-09-08 | 2020-11-10 | 天合光能股份有限公司 | Battery heat conduction structure and battery module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140321 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20170215 |