CN202633407U - Connection piece for flexible-packaging battery pack - Google Patents

Connection piece for flexible-packaging battery pack Download PDF

Info

Publication number
CN202633407U
CN202633407U CN2012200481506U CN201220048150U CN202633407U CN 202633407 U CN202633407 U CN 202633407U CN 2012200481506 U CN2012200481506 U CN 2012200481506U CN 201220048150 U CN201220048150 U CN 201220048150U CN 202633407 U CN202633407 U CN 202633407U
Authority
CN
China
Prior art keywords
connector
battery
flexible
plate
battery pack
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
CN2012200481506U
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
Priority date (The priority date 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 date listed.)
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 CN2012200481506U priority Critical patent/CN202633407U/en
Application granted granted Critical
Publication of CN202633407U publication Critical patent/CN202633407U/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 connection piece for a flexible-packaging battery pack, which comprises radiating aluminum plates, battery connection pieces, ABS insulating clamping plates, a fixed L plate, an insulating piece and a box body, wherein the battery pack comprises a battery module; and the battery module comprises two ABS insulating clamping plates, fifteen radiating aluminum plates and fourteen flexible-packaging unit batteries. The connection piece for a flexible-packaging battery pack is characterized in that one to seven connection pieces are arranged, one connection piece is in a bar shape, one connection piece is in a cuboid shape, and five connection pieces are in an oblong shape. The utility model provides a connection piece for a flexible-packaging battery pack. The connection piece for a flexible-packaging battery pack has different specifications, and can effectively and tightly connect the electrode ears of the unit batteries and all parts of the flexible-packaging battery pack together.

Description

A kind of connector that is used for the flexible-packed battery group
Technical field
The utility model relates to a kind of battery, specifically relates to a kind of connector 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 connector that is used for the flexible-packed battery group; This connector has different specifications, can link together effectively closely between each parts with the lug of cell and flexible-packed battery group.The purpose of the utility model provides a kind of connector that is used for the flexible-packed battery group; Said battery pack comprises fixed L plate, insulating part, casing and battery module; Said battery module comprises two ABS cleat insulators; Number is 15 a said heat-dissipating aluminium plate, and number is 14 said Soft Roll cell and a battery connector; The number that it is characterized in that said connector is 1-7, and one of them is bar shaped, a cuboid, and five is rectangle.
In first preferred embodiment of the utility model: be provided with a fixing hole in the middle of the said cuboid connector, the aperture of said fixing hole is the 7-9 millimeter.
In second preferred embodiment of the utility model: said rectangle connector is provided with 1-2 location hole and 1-2 groove that stacks said battery pole ear, is provided with fixing hole 1-2 in the said groove, said location hole and fixing hole perpendicular to this connector shaft to; Be positioned at said battery pack lug one end in the said connector, and axially vertical with said cell, said groove depth 2-5 millimeter, the aperture of said location hole is the 5-7 millimeter.
In the 3rd preferred embodiment of the utility model: said location hole is connected said connector through bolt with said ABS cleat insulator.
In the 4th preferred embodiment of the utility model: said bar shaped connector two ends are respectively equipped with the hole perpendicular to this connector, and a stomidium is circular, and another stomidium is a Long Circle, and the aperture of said circular port is the 5-7 millimeter.
In the 5th preferred embodiment of the utility model: the two ends of said bar shaped connector connect two adjacent battery modules of a row in the battery pack respectively.
In the 6th preferred embodiment of the utility model: said cuboid connector is positioned at below the said rectangle connector, and said cuboid connector is connected battery pole ear through bolt with the fixing hole of said rectangle connector with said connector.
Description of drawings
Fig. 1 is: the structural representation of the embodiment 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 battery connector plate 1 that the utility model provides;
Fig. 4 is: the structural representation of the battery connector plate 2 that the utility model provides;
Fig. 5 is: the structural representation of the battery connector plate 3 that the utility model provides;
Fig. 6 is: the structural representation of the battery connector plate 4 that the utility model provides;
Fig. 7 is: the structural representation of the battery connector plate 5 that the utility model provides;
Fig. 8 is: the structural representation of the battery connector plate 6 that the utility model provides;
Fig. 9 is: the structural representation of the battery connector plate 7 that the utility model provides;
Figure 10 is: the structural representation of the battery module that the utility model provides;
Figure 11 is: the structural representation of the group of battery modules that the utility model provides;
Figure 12 is: the right view of a kind of flexible-packed battery group embodiment one that the utility model provides.
Embodiment
A kind of flexible-packed battery group that the utility model provides, the structure of embodiment 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.
The battery connector is processed by red copper, and number is 1-7, is the concrete structure sketch map of 7 battery connector plate 1-plates 7 like Fig. 3-Fig. 9.
Plate 1, plate 2, plate 3, plate 6 and plate 7 are the battery pole ear connector, are positioned at battery pack lug one end, and axially vertical with cell, are used to connect cell.Can know by Fig. 3, Fig. 4, Fig. 5, Fig. 8 and Fig. 9; Plate 1, plate 2 and plate 7 are provided with 1 groove, and plate 3 is provided with 2 with plate 6, and this groove is used to stack the lug of cell; Groove depth 2-5 millimeter; And this groove is provided with at least one hole perpendicular to this groove, and this aperture, hole is the 7-9 millimeter, and bolt closely is connected connector with the lug of cell through this hole.Also be provided with at least one location hole on the battery pole ear connector; This location hole is on the connector the not hole in groove, and plate 1, plate 3, plate 6 and plate 7 are provided with one, and plate 2 is provided with two; The aperture is the 6-8 millimeter, and bolt is fixed on connector on the ABS cleat insulator through this hole.
Plate 4 is the connector between group of battery modules, can be known by Fig. 6, and this battery connector is bar shaped, and two ends are respectively equipped with a hole perpendicular to this connector, and a stomidium is circular, and another stomidium is a Long Circle, and the aperture of this circular port is the 5-7 millimeter.
Plate 5 is a fastening connection piece; Can know that by Fig. 7 be provided with circular hole in the middle of this battery connector, the aperture is the 5-7 millimeter; Screw thread is arranged in the hole; Link to each other with hex bolts, hex bolts is connected with the battery pole ear connector with the battery pole ear that plate 5 will overlay in battery pole ear connector (being battery connector plate 1, plate 2, plate 3, plate 6 and the plate 7) groove closely, and the aperture that the aperture of the circular hole that plate 5 is provided with and battery pole ear connector are located at the hole in the groove is complementary.
The flexible-packed battery group that the utility model provides comprises at least four battery modules; What Figure 10 provided is the situation that battery pack comprises four battery modules; The concrete sketch map of battery module is shown in figure 10, can be known by Figure 10, and battery connector plate 1 is positioned at cell ear end and vertical with single battery pole ears with plate 5; Plate 1 and plate 5 usefulness be parallel to battery shaft to bolt cell be fixedly clamped be in the same place; Shown in figure 11 is the sketch map of group of battery modules, can be known by Figure 11, and group of battery modules is that the heat-dissipating aluminium plate by 3 ABS cleat insulators and internal fixation cell thereof is fixed together through pull bar and forms.
Embodiment one
The embodiment one that the utility model provides is the battery pack that is combined by 4 group of battery modules; Its right view is shown in figure 12; Can know that by Figure 12 8 battery modules constitute 4 group of battery modules, flexible-packed battery group of 4 symmetrical formations of group of battery modules all around.
Battery connector plate 1, plate 2, plate 3, plate 5, plate 6 and plate 7 are positioned at single battery pole ears one end, and with battery shaft to vertical, wherein: plate 1 is used for being connected of all battery pole ears that stack in the battery module and adjacent ABS cleat insulator; Plate 2 is used in the battery module being connected of battery pole ear that part stacks and ABS plate 3; Plate 3 is used for the connection of the battery pole ear that part stacks in two group of battery modules, wherein, two blocks of ABS plates 1 is arranged in the middle of the battery pole ear that two parts stack; Plate 4 is used to connect two same rows' group of battery modules, and is concrete, and plate 4 reaches the purpose of the group of battery modules that connects two one rows through connecting plate 7; 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; Plate 6 is used for the connection of the battery pole ear that part stacks in two battery modules in the group of battery modules, wherein, an ABS plate 2 is arranged in the middle of the battery pole ear that two parts stack; Plate 7 is used in the battery module being connected of battery pole ear that part stacks and ABS plate 4.
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. connector that is used for the flexible-packed battery group; Said battery pack comprises fixed L plate, 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; The number that it is characterized in that said connector is 1-7, and one of them is bar shaped, a cuboid, and five is rectangle.
2. the connector that is used for the flexible-packed battery group according to claim 1 is characterized in that said cuboid connector is axially arranged with a fixing hole, and the aperture of said fixing hole is the 7-9 millimeter.
3. connector that is used for the flexible-packed battery group according to claim 1; It is characterized in that said rectangle connector is provided with 1-2 location hole and 1-2 groove that stacks said battery pole ear; Be provided with fixing hole 1-2 in the said groove, said location hole and fixing hole perpendicular to this connector shaft to; Be positioned at said battery pack lug one end in the said connector, and axially vertical with said cell, said groove depth 2-5 millimeter, the aperture of said location hole is the 5-7 millimeter.
4. the connector that is used for the flexible-packed battery group according to claim 3 is characterized in that said location hole is connected said connector through bolt with said ABS cleat insulator.
5. connector that is used for the flexible-packed battery group according to claim 1; It is characterized in that said bar shaped connector two ends are respectively equipped with the hole perpendicular to this connector; And a stomidium is circular, and another stomidium is a Long Circle, and the aperture of said circular port is the 5-7 millimeter.
6. the connector that is used for the flexible-packed battery group according to claim 3 is characterized in that the two ends of said bar shaped connector connect two adjacent battery modules of a row in the battery pack respectively.
7. connector that is used for the flexible-packed battery group according to claim 1; It is characterized in that said cuboid connector is positioned at below the said rectangle connector, said cuboid connector is connected battery pole ear through bolt with the fixing hole of said rectangle connector with said connector.
CN2012200481506U 2012-02-15 2012-02-15 Connection piece for flexible-packaging battery pack Expired - Fee Related CN202633407U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012200481506U CN202633407U (en) 2012-02-15 2012-02-15 Connection piece for flexible-packaging battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012200481506U CN202633407U (en) 2012-02-15 2012-02-15 Connection piece for flexible-packaging battery pack

Publications (1)

Publication Number Publication Date
CN202633407U true CN202633407U (en) 2012-12-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012200481506U Expired - Fee Related CN202633407U (en) 2012-02-15 2012-02-15 Connection piece for flexible-packaging battery pack

Country Status (1)

Country Link
CN (1) CN202633407U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3133670A1 (en) * 2015-08-21 2017-02-22 The Boeing Company Battery assembly, battery containment apparatus, and related methods of manufacture

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3133670A1 (en) * 2015-08-21 2017-02-22 The Boeing Company Battery assembly, battery containment apparatus, and related methods of manufacture
US9887401B2 (en) 2015-08-21 2018-02-06 The Boeing Company Battery assembly, battery containment apparatus, and related methods of manufacture

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20140324

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

C41 Transfer of patent application or patent right or utility model
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: 20140324

Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE

Effective date: 20140324

COR Change of bibliographic data

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

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121226

Termination date: 20170215

CF01 Termination of patent right due to non-payment of annual fee