CN109524609A - Battery connection module - Google Patents

Battery connection module Download PDF

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Publication number
CN109524609A
CN109524609A CN201811056740.1A CN201811056740A CN109524609A CN 109524609 A CN109524609 A CN 109524609A CN 201811056740 A CN201811056740 A CN 201811056740A CN 109524609 A CN109524609 A CN 109524609A
Authority
CN
China
Prior art keywords
circuit board
flexible circuit
battery
carrier
battery management
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.)
Granted
Application number
CN201811056740.1A
Other languages
Chinese (zh)
Other versions
CN109524609B (en
Inventor
吴筱凭
林健兴
槌矢真吾
镰田诚二
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.)
Hitachi Astemo Ltd
Molex LLC
Original Assignee
Honda Motor Co Ltd
Molex LLC
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 Honda Motor Co Ltd, Molex LLC filed Critical Honda Motor Co Ltd
Priority to US16/133,909 priority Critical patent/US10741817B2/en
Priority to JP2018175794A priority patent/JP6768754B2/en
Publication of CN109524609A publication Critical patent/CN109524609A/en
Application granted granted Critical
Publication of CN109524609B publication Critical patent/CN109524609B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
    • H01R12/65—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures characterised by the terminal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

A kind of battery connection module is suitable for one battery pack of connection, which includes: a carrier；Multiple confluence parts, are mounted on carrier, suitable for being electrically connected multiple batteries of battery pack；One flexible circuit board is mounted on carrier and mechanically and is electrically connected to multiple confluence parts, which has the frame shape portion of a band opening, and a flexibility plug division is arranged in the opening in frame shape portion；And a battery management plate, it is mounted on carrier and is located at the top of the flexible circuit board, and including a flexible circuit board connector；The flexibility plug division extends in the opening and reversely bends the flexible circuit board connector being plugged on the battery management plate.Battery management plate overall structure of the invention is convenient for subsequent assembling and the integrated module used.

Description

Battery connection module
Technical field
The present invention relates to a kind of battery connection modules, particularly relate to a kind of for concatenating Rechargeable battery for big function The battery connection module of rate output.
Background technique
It is generally made of the battery system of battery pack, such as Vehicular battery side by side multiple electrochemistry Rechargeable batteries, leads to Often battery is concatenated to form a pair of of output electrode using battery connection module, and battery connection module be also equipped with control circuit with Connect battery management plate (Battery Management System, abridge BMS).
At Chinese Patent No. CN102751465B (corresponding case JP2012-226969 A), a kind of battery module is disclosed, The pairing side electric connector of an electric treatment device is external to by the electric connector of the end flexible flat cable (FFC).The flexibility Flat cable (FFC), which extends one section of long distance, just can be attached to external electric treatment device (being equivalent to battery management plate), and And the connection that must mutually be matched by two connectors.
Chinese patent publication the CN105144463Ath (corresponding case US 2016/0043446, JP2012-226969 A, WO2014/173684 A2) a kind of battery contact system for electrochemical appliance is disclosed, wherein monitoring unit (is equivalent to battery Management board) there is plug-in to contact connector, signal transducting system includes one or more signal line, and signal line is by each letter Number source and signal line connector are conductively connected.The plug-in contact connector of monitoring unit and the signal line of signal transducting system connect Head pairing connection.Although monitoring unit is housed in bearing assembly, signal transducting system is connected by many conducting wires It is connected to signal line joint, and needs mutually to match by two connectors between monitoring unit and connect.
Summary of the invention
Therefore, a wherein purpose of the invention is that providing one kind has battery management plate and reduce connector quantity Battery connection module.
Then, battery connection module of the present invention is to be suitable for one battery pack of connection, which connects in some state sample implementations Connection module includes a carrier, multiple confluence parts, a battery management plate and a flexible circuit board.The multiple confluence part is mounted on On the carrier, suitable for being electrically connected multiple batteries of the battery pack.The flexible circuit board have one band be open frame shape portion, one Flexible plug division is arranged in the opening in frame shape portion, and a battery management plate is mounted on the carrier and is located at the flexible electrical The top of road plate, and including a flexible circuit board connector；The flexibility plug division extends in the opening and reversed bending is inserted The flexible circuit board connector being connected on the battery management plate.
In some state sample implementations, the flexibility plug division has the conductor wire exposed, to use with the flexible circuit board Connector grafting.
In some state sample implementations, the flexible circuit board further include it is multiple be connected to frame shape portion and respectively mechanically and electricity Property connect it is the multiple confluence part conductive sheet.
The present invention has effects that following: battery management plate be mounted directly be incorporated on carrier and by flexible circuit board with The part that converges is electrically connected, and overall structure is convenient for subsequent assembling and the integrated module used.And battery management plate only needs setting one A flexible circuit board can be directly connected to connector with flexible circuit board, can be reduced component count and be saved cost.
Further, the flexible plug division for being connected to battery management plate is to cut shape by constituting the plate body of flexible circuit board At can efficiently use space, and be easy cooperation battery management plate and be incorporated in the position on carrier, battery management plate is arranged Position have transformation flexibility ratio.
Detailed description of the invention
Other features of the invention and effect will be clearly presented in the embodiment referring to schema, in which:
Fig. 1 is an embodiment of battery connection module of the present invention and a perspective view of a battery pack；
Fig. 2 is a stereogram exploded view of the embodiment Yu the battery pack；
Fig. 3 is the carrier of the embodiment and a stereogram exploded view of confluence part；
Fig. 4 is a perspective view of the embodiment；
Fig. 5 is a stereogram exploded view of the embodiment；
Fig. 6 is a stereogram exploded view of the embodiment, wherein a battery management plate is not shown；
Fig. 7 is a stereogram exploded view of the flexible circuit board of the embodiment；And
Fig. 8 is the schematic diagram of another embodiment of battery connection module of the present invention.
Wherein, the reference numerals are as follows:
1 carrier
11 basal walls
111 mounting posts
112 fixed columns
12 frame walls
13 spaced walls
14 limited walls
15 mounting grooves
16 upper limit position blocks
17 ribs
18 installation sites
181 convex blocks
19 first mounting structures
191 positioning columns
192 lockholes
2 confluence parts
2 ' electrode outputs
21 electrode connecting portions
22 buffering protrusions
3 battery management plates
31 flexible circuit board connectors
32 main circuit connectors
33 second mounting structures
4,4 " flexible circuit board
41 body parts
411 mounting holes
412 perforation
413 " openings
414 " frame shape portions
42,42 " flexible plug division
421 conductor wires
43 conductive sheets
44 upper limit bit slices
441 fixation holes
45 temperature sensing parts
5 battery packs
51 batteries
52 electrodes
Specific embodiment
Refering to fig. 1 to Fig. 3, an embodiment of battery connection module of the present invention is suitable for one battery pack 5 of connection, which connects Connection module includes a carrier 1, multiple confluence parts 2, a battery management plate 3 (Battery Management System, abbreviation ) and a flexible circuit board 4 BMS.
The multiple confluence part 2 is mounted on the carrier 1, suitable for being electrically connected multiple batteries 51 of the battery pack 5.Tool For body, which is made of isolation material, with a basal wall 11, two it is relative to each other be connected to 11 two sides of basal wall Frame wall 12, multiple spaced walls 13 and multiple limited walls 14, the multiple frame wall 12, spaced walls 13 and limited wall 14 define jointly Multiple mounting grooves 15 to accommodate the multiple confluence part 2 respectively out.The carrier 1 also has multiple convex by the multiple frame wall 12 The upper limit position block 16 stretched, the multiple upper limit position block 16 respectively correspond the top positioned at the multiple confluence part 2 with will be described more A confluence part 2 limits.The multiple 2 two of them of confluence part are electrode output 2 ', and respectively there are two respectively for tool for remaining confluence part 2 It connects the electrode connecting portion 21 of the electrode 52 of adjacent two battery 51 and one is connected to buffering protrusion between two electrode connecting portions 21 22, the multiple battery 51 is concatenated by the multiple confluence part 2 and the two electrodes output 2 ' is separately connected both ends end to end Electrode 52.The carrier 1 also supports the multiple ribs 17 for buffering protrusion 22 with multiple respectively correspond.
Refering to Fig. 4 to Fig. 7, which is mounted on the carrier 1, and is connected including a flexible circuit board Device 31 and a main circuit connector 32.The main circuit connector 32 is suitable for connecting the main electricity for the equipment that the battery pack 5 is installed Road system (non-icon).The carrier 1 has an installation site 18 that the battery management plate 3 is arranged, so that the battery management plate 3 Positioned at the top of the flexible circuit board 4.The carrier 1 also has multiple the first mounting structures set on 18 side of installation site 19, and the battery management plate 3 has multiple the second mounting structures 33 for respectively corresponding the multiple first mounting structure 19 to incite somebody to action The battery management plate 3 is fixed on the installation site 18.In the present embodiment, which protrudes the basal wall 11 by four Convex block 181 is defined, and the position of the multiple convex block 181 respectively corresponds four corners of the battery management plate 3.The multiple One mounting structure 19 is separately positioned on the multiple convex block 181.The multiple first mounting structure 19 is positioning column 191 and lock Hole 192, wherein each convex block 181 is equipped with a positioning column 191 and a lockhole 192.The multiple second mounting structure 33 is perforation, Wherein position corresponds to the perforation 33 of positioning column 191 with so that positioning column 191 is worn, and positioning column 191 wear it is rear heat-fusible with will The battery management plate 3 is fixed, and position correspond to the perforation 33 of lockhole 192 for the locking part (not shown) of such as screw wear with It is screw-locked at lockhole 192 and fixes the battery management plate 3.It is positioning column in the multiple first mounting structure 19 of the present embodiment 191 and lockhole 192 to reinforce fixing the battery management plate 3, but in the embodiment of variation, the multiple first mounting structure 19 It can be positioning column 191 or lockhole 192 select a setting, can also have the effect of fixed.
The flexible circuit board 4 is mounted on the carrier 1 and mechanically and is electrically connected to the multiple confluence part 2, and including a flexible plug division 42, and the end of the flexibility plug division 42 be plugged in the flexible circuit board connector 31 with The flexible circuit board is electrically connected with connector 31.In the present embodiment, which further includes a body part 41, this is soft Property plug division 42 is formed by cutting the body part 41, and three sides of the flexibility plug division 42 disconnect in long strip with the body part 41 And make one end be connected with the body part 41 and the other end have expose conductor wire 421 with the flexible circuit board connector 31 Grafting.Moreover, the flexibility plug division 42 is plugged into the flexible circuit board connector 31 after reversely bending.
In the present embodiment, which has multiple mounting holes 411, which is arranged in respectively with multiple The mounting post 111 of the multiple mounting hole 411, the multiple mounting post 111 are protruded by the basal wall 11, by the body part 41 with 1 relative positioning of carrier.And the multiple mounting post 111 can be heated further so that the body part 41 is fixed.The flexibility Circuit board 4 further includes multiple being connected to the body part 41 and mechanically and being electrically coupled the multiple confluence part 2 respectively Conductive sheet 43 and multiple upper limit bit slices 44 for being connected to the body part 41 and convexedly stretching in the multiple 2 top of confluence part respectively.It is logical Crossing the multiple conductive sheet 43 is electrically connected the body part 41 with the multiple confluence part 2, then passes through the circuit of the body part 41 Trace (non-icon) is connected to the conductor wire 421 of the flexibility plug division 42, and by the multiple conductor wire 421 and the flexible circuit Plate is electrically connected with connector 31, so that the multiple confluence part 2 be made to be electrically connected with the battery management plate 3.In addition, in the present embodiment In, which further includes multiple temperature sensing parts 45 set on the body part 41, and the multiple temperature sensing part 45 is also It is electrically connected by the circuit trace and the flexibility plug division 42 of the body part 41 with the battery management plate 3.Each upper limit bit slice 44 With a fixation hole 441, which has multiple fixed columns 112 for being arranged in the multiple fixation hole 441 respectively, wherein The body part 41 also there are multiple positions to respectively correspond the perforation 412 of the multiple fixation hole 441 for the multiple fixed column 112 pass through.The multiple fixed column 112 can be heated further so that the multiple upper limit bit slice 44 is fixed.The multiple upper limit Bit slice 44 jointly limits corresponding confluence part 2 with the multiple upper limit position block 16.
It is incorporated on carrier 1 and in conclusion battery management plate 3 is mounted directly by flexible circuit board 4 and confluence part 2 Electrical connection, overall structure is convenient for subsequent assembling and the integrated module used.And battery management plate 3 only needs one flexibility of setting Circuit board connector 31 can be directly connected to flexible circuit board 4, can be reduced component count and be saved cost.Further Ground, the flexible plug division 42 for being connected to battery management plate 3 are to be cut to be formed by the plate body for constituting flexible circuit board 4, can be effective Using space, and it is easy cooperation battery management plate 3 and is incorporated in the position on carrier 1, the position tool that battery management plate 3 is set There is the flexibility ratio of transformation.
The second embodiment of the present invention is described referring now to attached drawing 8, wherein Fig. 8 is the second reality of battery connection module of the present invention Apply the perspective view of example.For purposes of brevity, part unlike the embodiments above is only described herein, remaining identical part Illustrate referring to above-mentioned.
Referring to shown in Fig. 8, in this embodiment, which has a frame shape portion 414 ", the frame shape portion " pass through It opens up an opening 413 " and is formed, flexible plug division 42 " extends in the opening 413 " in the frame shape portion 414 ".The flexibility plug division 42 " have the conductor wires exposed, right with connector 31 with the flexible circuit board on battery management plate 3 after reversed double flat Answer grafting.So that battery management plate 3 is electrically connected by the flexible circuit board 4 " with the confluence realization of part 2.Whole structure as a result, At convenient for subsequent assembling and the integrated module used.And battery management plate 3 only needs one flexible circuit board of setting to connect Device 31 can be directly connected to flexible circuit board 4 ", it is thus possible to be reduced component count and be saved cost.
However the foregoing is merely embodiments of the present invention, cannot be limited the scope of implementation of the present invention with this, it is all According to simple equivalent changes and modifications made by scope of the present invention patent and patent specification content, all still belong to of the invention special In the range of benefit covers.

Claims (3)

1. a kind of battery connection module is suitable for one battery pack of connection, which includes:
One carrier；
Multiple confluence parts, are mounted on the carrier, suitable for being electrically connected multiple batteries of the battery pack；
One flexible circuit board is mounted on the carrier and mechanically and is electrically connected to the multiple confluence part, this is soft Property circuit board have one band opening frame shape portion, one flexibility plug division be arranged in the opening in frame shape portion；And
One battery management plate is mounted on the carrier and is located at the top of the flexible circuit board, and including a flexible electrical Road plate connector；
The flexibility plug division, which extends in the opening and reversely bends the flexible circuit board being plugged on the battery management plate, to be connected Connect device.
2. battery connection module as described in claim 1, wherein it is described flexibility plug division have expose conductor wire, with Flexible circuit board connector grafting.
3. battery connection module as described in claim 1, wherein the flexible circuit board further include it is multiple be connected to frame shape portion and Respectively mechanically and be electrically coupled it is the multiple confluence part conductive sheet.
CN201811056740.1A 2017-09-20 2018-09-11 Battery connection module Active CN109524609B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US16/133,909 US10741817B2 (en) 2017-09-20 2018-09-18 Battery connection module
JP2018175794A JP6768754B2 (en) 2017-09-20 2018-09-20 Battery connection module

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710861594 2017-09-20
CN2017108615949 2017-09-20

Publications (2)

Publication Number Publication Date
CN109524609A true CN109524609A (en) 2019-03-26
CN109524609B CN109524609B (en) 2021-07-20

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CN201811056740.1A Active CN109524609B (en) 2017-09-20 2018-09-11 Battery connection module

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CN (2) CN109524608B (en)

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US11758665B2 (en) 2019-05-17 2023-09-12 Molex, Llc Battery connection module and battery device
US11979989B2 (en) 2019-05-17 2024-05-07 Molex, Llc Battery connection module and battery device
CN114122627A (en) * 2020-08-27 2022-03-01 莫仕连接器(成都)有限公司 Battery connection module
US12002993B2 (en) 2022-09-01 2024-06-04 Milwaukee Electric Tool Corporation Battery pack with wire bonded bus bars

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JP6657347B2 (en) 2020-03-04
CN109524608A (en) 2019-03-26
JP6768754B2 (en) 2020-10-14
CN109524608B (en) 2022-02-11
JP2019057498A (en) 2019-04-11
JP2019057499A (en) 2019-04-11
CN109524609B (en) 2021-07-20

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