CN202633406U - Flexibly-packaged battery module - Google Patents

Flexibly-packaged battery module Download PDF

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Publication number
CN202633406U
CN202633406U CN2012200481489U CN201220048148U CN202633406U CN 202633406 U CN202633406 U CN 202633406U CN 2012200481489 U CN2012200481489 U CN 2012200481489U CN 201220048148 U CN201220048148 U CN 201220048148U CN 202633406 U CN202633406 U CN 202633406U
Authority
CN
China
Prior art keywords
plate
abs
battery
flexible
battery module
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
Application number
CN2012200481489U
Other languages
Chinese (zh)
Inventor
杨凯
刘皓
王丽娜
李大贺
高飞
胡晨
甄浩
惠东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
Original Assignee
China Electric Power Research Institute Co Ltd CEPRI
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Filing date
Publication date
Application filed by China Electric Power Research Institute Co Ltd CEPRI filed Critical China Electric Power Research Institute Co Ltd CEPRI
Priority to CN2012200481489U priority Critical patent/CN202633406U/en
Application granted granted Critical
Publication of CN202633406U publication Critical patent/CN202633406U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

The utility model provides a flexibly-packaged battery module, which comprises 15 aluminum radiation plates, battery connecting pieces, two acrylonitrile butadiene styrene (ABS) insulating clamping plates and 14 flexibly-packaged single batteries. According to the flexibly-packaged battery module, the aluminum radiation plates are used for cooling, so that the whole structure can be quickly refrigerated, a good radiation effect is achieved, and the aim of prolonging the service lives of the batteries is fulfilled.

Description

A kind of flexible-packed battery module
Technical field
The utility model relates to a kind of battery, specifically relates to a kind of flexible-packed battery module.
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
To the above-mentioned defective that prior art exists, the purpose of the utility model provides a kind ofly has better heat radiating effect can prolong the battery flexible-packed battery module in useful life.Said flexible-packed battery module comprises two ABS cleat insulators, heat-dissipating aluminium plate, flexible package cell and battery connector.
In first preferred embodiment of the utility model: it is the installing hole of 4-8 millimeter that said heat-dissipating aluminium plate is provided with 1-4 corresponding aperture with the said ABS cleat insulator direction vertical with plate, said heat-dissipating aluminium plate and said ABS cleat insulator is fixed through said installing hole with the axial vertical pull bar of said cell.
In second preferred embodiment of the utility model: a side of said heat-dissipating aluminium plate is provided with the groove of fixing said cell;
Said battery connector plate 1 is positioned at said battery pole ear end with plate 5, and is axially vertical with said cell, be parallel to battery shaft to bolt it is fixed;
Said heat-dissipating aluminium plate and said two ABS cleat insulators and said cell axially parallel, said ABS cleat insulator is positioned at said battery module both sides.
In the 3rd preferred embodiment of the utility model: the groove that said heat-dissipating aluminium plate is provided with and the contact-making surface of cell be provided with battery shaft to identical strip phase-change material accumulator tank; Place phase-change material in the said phase-change material accumulator tank; Phase-change material is chosen according to battery operated preference temperature scope; Said temperature range is 25~35 ℃, and said phase-change material is inorganic solid-liquid or inorganic solid-solid phase transition material or organic solid-solid phase transition material.
In the 4th preferred embodiment of the utility model: the groove that said heat-dissipating aluminium plate is provided with is arranged on an end of said heat-dissipating aluminium plate, and the other end of said heat-dissipating aluminium plate is provided with 1-2 through hole.
In the 5th preferred embodiment of the utility model: scribble heat conductive silica gel on the groove that said heat-dissipating aluminium plate is provided with and the contact-making surface of cell.
In the 6th preferred embodiment of the utility model: said battery connector plate 1 and plate 5 are processed by red copper; Said battery connector plate 1 is provided with the groove that stacks said single battery pole ears, and said groove is provided with the fixing hole that the aperture is the 7-9 millimeter; Said battery connector plate 5 is positioned near said single battery pole ears one side, which is provided with the fixing hole that the aperture is the 7-9 millimeter.
In the 7th preferred embodiment of the utility model: the openend of the ABS cleat insulator of the said both sides that are positioned at said battery module and said single battery pole ears same axially on; Said ABS cleat insulator openend is provided with the square groove and the U type groove of opening, half opening.
In the 8th preferred embodiment of the utility model: said ABS cleat insulator comprises ABS plate 1, ABS plate 2, ABS plate 3 and ABS plate 4;
ABS plate 1 and ABS plate 3 openends are provided with each of square groove and the U type groove of square groove, the half opening of opening;
ABS plate 2 openends are provided with two open slots and a U type groove;
ABS plate 4 openends are provided with two semi-open slots and a U type groove;
U type groove is between the square groove of two openings or half opening.
In the 9th preferred embodiment of the utility model: the ABS cleat insulator of said flexible-packed battery module both sides be combined as ABS plate 2 and ABS plate 1 or ABS plate 2 and ABS plate 3 or ABS plate 2 and ABS plate 4;
The opening direction of the half opening square groove of ABS plate 1, ABS plate 3 and ABS plate 4 is all towards said flexible-packed battery module.
Description of drawings
Fig. 1 is: the structural representation of the battery module 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 connector plate 1 that the utility model provides;
Fig. 9 is: the structural representation of the battery connector plate 5 that the utility model provides;
Figure 10 is: the structural representation of the ABS cleat insulator 1 that the utility model provides;
Figure 11 is: the structural representation of the ABS cleat insulator 2 that the utility model provides;
Figure 12 is: the structural representation of the ABS cleat insulator 3 that the utility model provides;
Figure 13 is: the structural representation of the ABS cleat insulator 4 that the utility model provides.
Embodiment
A kind of flexible-packed battery module that the utility model provides, concrete structure is as shown in Figure 1, can be known by Fig. 1; This flexible-packed battery module comprises heat-dissipating aluminium plate, battery connector and 2 ABS cleat insulators, and above-mentioned device combines a plurality of flexible package cells, forms the flexible-packed battery module; 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 face fit tightly, and help the heat radiation of battery, also are provided with 1-4 installing hole on the heat-dissipating aluminium plate direction vertical with 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.
An end that does not have groove of heat-dissipating aluminium plate side is provided with through hole; The axially parallel of through hole and cell; In the opposite direction, the number of through hole is 1-2, highly is 5-10 centimetre; The embodiment one 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 groove that heat-dissipating aluminium plate is provided with and the contact-making surface of cell scribble heat conductive silica gel, play 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.
The battery connector is processed by red copper, is respectively the concrete structure sketch map of battery connector plate 1 and plate 5 like Fig. 8 and Fig. 9.
Plate 1 is the battery pole ear connector, is positioned at battery module lug one end, and axially vertical with cell, is used to connect cell.Can know by Fig. 8; Plate 1 is provided with a rectangular slot; This groove is used to stack the lug of cell, groove depth 2-5 millimeter, and this groove is provided with two fixing holes perpendicular to this groove; This aperture, hole is the 7-9 millimeter, and bolt is connected through the lug of this hole with all cells in plate 1 and the flexible-packed battery module.Also be provided with a location hole on the battery pole ear connector plate 1, this location hole is on the connector the not hole in groove, and the aperture is the 5-7 millimeter, and bolt is fixed on plate 1 on the ABS cleat insulator through this location hole.
Plate 5 is a fastening connection piece; Can know that by Fig. 9 be provided with circular hole in the middle of this battery connector, the aperture is the 7-9 millimeter; Screw thread is arranged in the hole; Link to each other with hex bolts, hex bolts is connected with battery pole ear connector plate 1 with the battery pole ear that plate 5 will overlay in battery pole ear connector plate 1 groove closely, and the aperture of the aperture of the circular hole that is provided with in the middle of the plate 5 and the fixing hole of battery pole ear connector plate 1 is complementary.
In the practical implementation, plate 1 is used for being connected of all battery pole ears that stack in the battery module and adjacent ABS cleat insulator, and plate 5 is used for the battery pole ear that overlays battery pole ear connector groove is connected with the battery pole ear connector closely.
The ABS cleat insulator is by ABS (Acrylonitrile Butadiene Styrene; Acrylonitrile-styrene-butadiene copolymer) material is processed; Be respectively the concrete structure sketch map of ABS plate 1, ABS plate 2, ABS plate 3, ABS plate 4 like Figure 10-Figure 13, the openend of ABS cleat insulator is battery pole ear one end.
Can know that by Figure 10 and Figure 12 ABS plate 1 and ABS plate 3 openends are provided with each of square groove and the U type groove of square groove, the half opening of opening; Can know that by Figure 11 ABS plate 2 openends are provided with two open slots and a U type groove; Can know that by Figure 13 ABS plate 4 openends are provided with two semi-open slots and a U type groove.U type groove is used as the wire casing that voltage, electric current, temperature etc. are gathered line between the square groove of two openings or half opening.In the square groove of the square groove of opening and half opening, be respectively equipped with a location hole with the cell axially parallel; The aperture in this hole is the 5-7 millimeter; The aperture of the location hole that is provided with battery pole ear connector plate 1 is complementary, the location hole in the square groove of location hole and the ABS cleat insulator opening and the half opening of bolt through battery pole ear connector plate 1 with battery pole ear connector plate 1 be fixed on the ABS cleat insulator.ABS cleat insulator and cell axially parallel, the direction vertical with plate are provided with 1-4 installing hole, and the aperture of installing hole is the 4-8 millimeter, and pull bar links together battery pack through these installing holes.
Further; The combination of the ABS cleat insulator at a kind of flexible-packed battery module two ends that the utility model provides can be ABS plate 2 and ABS plate 1, ABS plate 2 and ABS plate 3 and ABS plate 2 and ABS plate 4, and the opening direction of half opening square groove of ABS plate 1, ABS plate 3 and ABS plate 4 that comprises the square groove of half opening is all towards battery module.
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 (10)

1. a flexible-packed battery module is characterized in that said flexible-packed battery module comprises two said ABS cleat insulators, heat-dissipating aluminium plate, flexible package cell and connectors.
2. according to a kind of flexible-packed battery module of claim 1; It is characterized in that it is the installing hole of 4-8 millimeter that said heat-dissipating aluminium plate and the said ABS cleat insulator direction vertical with plate are provided with 1-4 corresponding aperture, through said installing hole said heat-dissipating aluminium plate and said ABS cleat insulator are fixed with the axial vertical pull bar of said cell.
3. according to a kind of flexible-packed battery module of claim 1, it is characterized in that a side of said heat-dissipating aluminium plate is provided with the groove of fixing said cell;
Said battery connector comprises battery connector 1 and battery connector plate 5, and said battery connector plate 1 is positioned at said battery pole ear end with plate 5, and is axially vertical with said cell, be parallel to battery shaft to bolt it is fixed;
Said heat-dissipating aluminium plate and said two ABS cleat insulators and said cell axially parallel, said ABS cleat insulator is positioned at said battery module both sides.
4. according to a kind of flexible-packed battery module of claim 3; It is characterized in that the groove that said heat-dissipating aluminium plate is provided with and the contact-making surface of cell be provided with battery shaft to identical strip phase-change material accumulator tank; 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 ℃, and said phase-change material is inorganic solid-liquid or inorganic solid-solid phase transition material or organic solid-solid phase transition material.
5. according to a kind of flexible-packed battery module of claim 3, it is characterized in that groove that said heat-dissipating aluminium plate is provided with is arranged on an end of said heat-dissipating aluminium plate, the other end of said heat-dissipating aluminium plate is provided with 1-2 through hole.
6. according to a kind of flexible-packed battery module of claim 5, it is characterized in that scribbling heat conductive silica gel on the contact-making surface of groove that said heat-dissipating aluminium plate is provided with and cell.
7. according to a kind of flexible-packed battery module of claim 3, it is characterized in that said battery connector plate 1 and plate 5 processed by red copper; Said battery connector plate 1 is provided with the groove that stacks said single battery pole ears, and said groove is provided with the fixing hole that the aperture is the 7-9 millimeter; Said battery connector plate 5 is positioned near said single battery pole ears one side, which is provided with the fixing hole that the aperture is the 7-9 millimeter.
8. according to a kind of flexible-packed battery module of claim 1, it is characterized in that the said both sides that are positioned at said battery module the ABS cleat insulator openend and said single battery pole ears same axially on; Said ABS cleat insulator openend is provided with the square groove and the U type groove of opening, half opening.
9. according to Claim 8 a kind of flexible-packed battery module is characterized in that said ABS cleat insulator comprises ABS plate 1, ABS plate 2, ABS plate 3 and ABS plate 4;
ABS plate 1 and ABS plate 3 openends are provided with each of square groove and the U type groove of square groove, the half opening of opening;
ABS plate 2 openends are provided with two open slots and a U type groove;
ABS plate 4 openends are provided with two semi-open slots and a U type groove;
U type groove is between the square groove of two openings or half opening.
10. according to a kind of flexible-packed battery module of claim 9, it is characterized in that said flexible-packed battery module both sides the ABS cleat insulator be combined as ABS plate 2 and ABS plate 1 or ABS plate 2 and ABS plate 3 or ABS plate 2 and ABS plate 4;
The opening direction of the half opening square groove of ABS plate 1, ABS plate 3 and ABS plate 4 is all towards said flexible-packed battery module.
CN2012200481489U 2012-02-15 2012-02-15 Flexibly-packaged battery module Expired - Fee Related CN202633406U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200481489U CN202633406U (en) 2012-02-15 2012-02-15 Flexibly-packaged battery module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200481489U CN202633406U (en) 2012-02-15 2012-02-15 Flexibly-packaged battery module

Publications (1)

Publication Number Publication Date
CN202633406U true CN202633406U (en) 2012-12-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

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Legal Events

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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

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING

C41 Transfer of patent application or patent right or utility model
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: 20121226

Termination date: 20170215