CN106935782A - A kind of battery unit and the battery module including the battery unit - Google Patents
A kind of battery unit and the battery module including the battery unit Download PDFInfo
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- CN106935782A CN106935782A CN201710108005.XA CN201710108005A CN106935782A CN 106935782 A CN106935782 A CN 106935782A CN 201710108005 A CN201710108005 A CN 201710108005A CN 106935782 A CN106935782 A CN 106935782A
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- bus
- bar
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- battery
- connecting portion
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Classifications
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- 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
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- 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/05—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations having different types of direct connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/02—Soldered or welded connections
- H01R4/029—Welded connections
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention provides a kind of battery unit and the battery module including the battery unit, with bus-bar in solving battery module in series-connected cell unit, the problem that bus-bar and lug material difference make to occur the welding of unlike material between bus-bar and lug and cause welding quality to decline.The battery core being arranged in parallel when battery unit is used including one or more, battery core has for the positive pole ear and negative lug by bus-bar and other battery cells in series, the material of the coupled bus-bar of wherein at least one lug is different and be referred to as needing transfer electrode lug, battery unit also includes being connected to the adaptor needed between transfer electrode lug and corresponding bus-bar, the adaptor includes the adaptor bus-bar connecting portion with the adaptor lug connecting portion for needing transfer electrode lug to connect and for being connected with corresponding bus-bar, the material of adaptor lug connecting portion is identical with the material of transfer electrode lug is needed, adaptor bus-bar connecting portion is identical with the material of correspondence bus-bar.
Description
Technical field
The present invention relates to a kind of battery unit and the battery module including the battery unit.
Background technology
Lithium ion battery has that lightweight, energy storage is big, power is big, pollution-free, long lifespan, self discharge coefficient are small, temperature is fitted
The advantages of answering scope wide, therefore gradually favored by people, also gradually be instead of in energy storage and electrokinetic cell field other
Conventional batteries.
For soft package lithium battery, in order to meet the need of electrokinetic cell and energy-storage system battery high voltage and high-energy
Will, it usually needs some lithium ionic cell units are connected, and battery unit generally includes multiple battery cores parallel with one another,
Battery core includes positive pole ear and negative lug, and the material of positive pole ear is aluminium material, and the material of negative lug is copper material.Conflux
Row is a kind of more common form in industry, will two battery units connected.In the cascade process of battery unit,
Need to link together the negative lug of the positive pole ear of battery unit and adjacent cell by bus-bar, in order to
Convenient welding, at present scheme be mainly positive pole ear and use ultrasonic bonding to transfer nickel strap, then positive pole（Nickel strap）With
Bus-bar（Copper material）Welding, negative pole（Copper material）With bus-bar（Copper material）Welding, so as to realize the series connection of battery unit.Can
To find out that such scheme needs the ultrasonic bonding to carry out material switching in the cascade process for the treatment of of battery unit, process is numerous and diverse,
Operation inconvenience.Can there is the welding of unlike material between bus-bar and lug simultaneously, not prison welding can be caused to consolidate, so as to bring matter
Amount problem.
The content of the invention
It is an object of the invention to provide a kind of battery unit, with bus-bar in solving battery module in series-connected cell unit
When, bus-bar and lug material difference make to occur the welding of unlike material between bus-bar and lug and cause welding quality to decline
Problem；Purpose also resides in a kind of battery module including the battery unit of offer.
To achieve the above object, the technical scheme of battery unit of the present invention is：A kind of battery unit, including one or two
The battery core being arranged in parallel when used above, battery core have for the positive pole ear by bus-bar and other battery cells in series and
Negative lug, the material of the coupled bus-bar of wherein at least one lug is different and be referred to as needing transfer electrode lug, battery unit
Also include being connected to the adaptor needed between transfer electrode lug and corresponding bus-bar, the adaptor includes being connected with transfer electrode lug is needed
Adaptor lug connecting portion and the adaptor bus-bar connecting portion for being connected with corresponding bus-bar, adaptor lug connection
The material in portion is identical with the material of transfer electrode lug is needed, and adaptor bus-bar connecting portion is identical with the material of correspondence bus-bar.
The adaptor is compound switching piece.
The monomer being arranged in parallel when battery unit is used including one or more, monomer sets including at least two parallel connections
The battery core put, the battery core in same monomer is fixedly connected by installation frame, and the adaptor is fixed on installing frame
On frame.
One of them in positive pole ear and negative lug needs transfer electrode lug for described, and another is coupled to conflux
Row's material is identical without switching, and battery unit also includes being connected between the lug and corresponding bus-bar that need not be transferred
Connector, the connector include the connector lug connecting portion connected with the lug that need not transfer and for corresponding remittance
The connector bus-bar connecting portion of stream row's connection, the material of the connector lug connecting portion and connector bus-bar connecting portion with
The lug material that need not be transferred is identical.
Adaptor bus-bar connecting portion and connector bus-bar connecting portion are provided with for determining for being positioned to bus-bar
Position is raised.
The technical scheme of battery module of the present invention is：A kind of battery module, including be connected in series at least by bus-bar
Two battery units, the battery core that battery unit is arranged in parallel including one or more, battery core has for passing through bus-bar
With the positive pole ear and negative lug of other battery cells in series, the material of the coupled bus-bar of wherein at least one lug
Different and be referred to as needing transfer electrode lug, battery unit also includes being connected to the adaptor needed between transfer electrode lug and corresponding bus-bar,
The adaptor include with need transfer electrode lug connect adaptor lug connecting portion and for corresponding bus-bar connect turn
Fitting bus-bar connecting portion, the material of adaptor lug connecting portion is identical with the material of transfer electrode lug is needed, and adaptor bus-bar connects
Socket part is identical with the material of correspondence bus-bar.
The adaptor is compound switching piece.
The monomer being arranged in parallel when battery unit is used including one or more, monomer sets including at least two parallel connections
The battery core put, the battery core in same monomer is fixedly connected by installation frame, and the adaptor is fixed on installing frame
On frame.
One of them in positive pole ear and negative lug needs transfer electrode lug for described, and another is coupled to conflux
Row's material is identical without switching, and battery unit also includes being connected between the lug and corresponding bus-bar that need not be transferred
Connector, the connector include the connector lug connecting portion connected with the lug that need not transfer and for corresponding remittance
The connector bus-bar connecting portion of stream row's connection, the material of the connector lug connecting portion and connector bus-bar connecting portion with
The lug material that need not be transferred is identical.
Adaptor bus-bar connecting portion and connector bus-bar connecting portion are provided with for determining for being positioned to bus-bar
Position is raised.
The beneficial effects of the invention are as follows：Battery core needs the coupled bus-bar material of transfer electrode lug different, is needing switching
Adaptor is set between lug and corresponding bus-bar, the material of the adaptor lug connecting portion of adaptor with need transfer electrode lug
Material is identical, and the material of the adaptor bus-bar connecting portion of adaptor is identical with corresponding bus-bar material, when using, need to turn
Connect lug to be connected on adaptor lug connecting portion, bus-bar is connected on adaptor bus-bar connecting portion, realize of the same race
The welding of material, needs transfer electrode lug that the switching of material is realized by adaptor, can avoid bus-bar with need transfer electrode lug
Occur material difference when being fixedly connected and cause the situation of Quality Down to occur.
Brief description of the drawings
Fig. 1 is the schematic diagram of positive pole switching piece in battery module embodiment 1 of the present invention；
Fig. 2 is the upward view of Fig. 1；
Fig. 3 is the schematic diagram of negative pole switching piece in battery module embodiment 1 of the present invention；
Fig. 4 is the upward view of Fig. 3；
The assembling schematic diagram of monomer in Fig. 5 battery module embodiments 1 of the present invention；
The schematic diagram that Fig. 6 is completed for Fig. 5；
Fig. 7 is the schematic diagram of battery module embodiment 1 of the present invention；
Fig. 8 is the schematic diagram of positive pole switching piece in battery module embodiment 2 of the present invention；
Fig. 9 is the upward view of Fig. 8；
Figure 10 is the schematic diagram of negative pole switching piece in battery module embodiment 2 of the present invention；
Figure 11 is the upward view of Figure 10.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment 1 of battery module of the invention, as shown in Figures 1 to 7, wherein 1 is positive pole switching piece, positive pole turns
Contact pin 1 includes the attached layers of copper 12 of positive pole aluminium base layer 11, positive pole and positive pole information collecting device mounting hole 13.2 transfer for negative pole
Piece, negative pole switching piece 2 includes the attached layers of copper 22 of negative pole aluminium base layer 21, negative pole and negative pole information collecting device mounting hole 23.3 are
Monomer, monomer 3 includes the first battery core 31, the second battery core 32 and installation frame 33, and positive pole switching piece 1 is fixed with installation frame 33
It is the first bus-bar with negative pole switching piece 2,4,5 is the second bus-bar, and 6 is the 3rd bus-bar.In the present embodiment, positive pole ear
Material is aluminium material, and the material of negative lug is copper material, the material of the first bus-bar 4, the second bus-bar 5 and the 3rd bus-bar 6
Matter is copper material.
The base material of positive pole switching piece 1 and negative pole switching piece 2 is in aluminium material, i.e. positive pole switching piece 1 and negative pole switching piece 2
The part of not attached copper is aluminium material.Copper aluminum composite material base material is aluminium material, and proportion and the relatively pure copper material of price are low by one
A bit, module energy density, appropriate reduces cost can be lifted.In diagram 1 and diagram 2, left the half of the upper surface of positive pole switching piece 1
Part is the attached layers of copper 12 of positive pole, and right half part is positive pole aluminium base layer 11, and positive pole attached layers of copper 12 is used to conflux with copper material
Discharge into row to be welded and fixed, aluminium base layer 11 is used to be welded and fixed with positive pole ear, the upper surface of positive pole switching piece 1 be provided with
The positive pole positioning convex 14 that bus-bar is welded, positive pole positioning convex 14 is located at attached layers of copper 12.Positive pole information collecting device
Mounting hole 13 can install positive pole information collecting device.The upper surface of negative pole switching piece 2 all attached copper and form the attached copper of negative pole
Layer 22, the attached layers of copper 22 of negative pole is welded and fixed with the bus-bar and negative lug of copper material simultaneously.The upper table of negative pole switching piece 2
Negative pole positioning convex 24 also is provided with face, for carrying out positioning welding, the energy of negative pole information collecting device mounting hole 13 with bus-bar
Positive pole information collecting device is enough installed.
Fig. 5 and Fig. 6 is the assembling schematic diagram of monomer, and in the present embodiment, monomer 3 includes installation frame 33 and is separately fixed at
First battery core 31 and the second battery core 32 of both sides before and after installation frame 33, wherein, 311 is the first battery core positive pole ear, and 312 is the
One battery core negative lug, 321 is the second battery core positive pole ear, and 322 is the second battery core negative lug.Positive pole switching piece 1 and negative pole
Switching piece 2 arranges along the longitudinal direction, wherein positive pole information collecting device mounting hole 13 and negative pole information collecting device mounting hole 23
Correspondence is installed, and both are close to each other, and the negative pole convex of the positive pole positioning convex 14 of positive pole switching piece 1 and negative pole switching piece 2
24 are played to set up separately at the left and right two ends of installation frame 33.The positive pole switching piece 1 and negative pole switching piece 2 are pre- by the form being molded
It is embedded in installation frame 33, the insulation between positive pole switching piece 1 and negative pole switching piece 2 is ensured during installation, prevents both from connecting hair
Raw short circuit.During installation, the first battery core positive pole ear 311 and the second battery core positive pole ear 321 weld solid in the way of upper and lower lamination
It is scheduled on the positive pole aluminium base layer 11 in positive pole switching piece 1, because the material of positive pole ear is aluminium material, realizes material of the same race
Welding between material.First battery core negative lug 312 and the second battery core negative lug 322 are also welded solid in the way of upper and lower lamination
In the attached layers of copper 22 of negative pole being scheduled in negative pole switching piece 2, during installation, the part where reserving positioning convex is used for and copper material
Bus-bar is attached.
Fig. 7 is the schematic diagram of battery module, wherein, the lower section of the first bus-bar 4, the second bus-bar 5 and the 3rd bus-bar 6
Two battery units are corresponded to respectively, and each battery unit includes three monomers 3 parallel with one another, what same bus-bar was connected
Two electrodes of battery unit are different.Battery module includes four battery units from left to right, respectively the first battery unit,
Second battery unit, the 3rd battery unit and the 4th battery unit.Each battery unit includes three monomers 3 parallel with one another, i.e.,
Include six battery cores parallel with one another.In the present embodiment, the material of the first bus-bar 4, the second bus-bar 5 and the 3rd bus-bar 6
Matter is copper material, and the first bus-bar 4 connects the positive pole of the first battery unit and the negative pole of the second battery unit, the 3rd bus-bar 6
The positive pole of the second battery unit and the negative pole of the 3rd battery unit are connected, the second bus-bar 5 connects the positive pole of the 3rd battery unit
With the negative pole of the 4th battery unit, being mutually in series between battery unit is realized.During installation, bus-bar is connected to the attached copper of positive pole
Part in layer 12 and the attached layers of copper 22 of negative pole where positioning convex.
Battery module of the invention, copper material is exported as by positive pole switching piece by the aluminium material of positive pole ear, is finally led to
Series connection is realized in the connection for crossing copper bus-bar, and the connection for making bus-bar and cell polar ear is the welding between material of the same race, it is not necessary to
Using ultrasonic bonding, the welding between material of the same race is more firm, more difficult quality problems occur.Switching piece is first installed
On installation frame, cell polar ear is arranged on corresponding switching piece again afterwards, carries out collecting realization finally by bus-bar
Series connection between in parallel and battery unit, compared with cell polar ear is mounted directly on the busbar, is more prone to realize automatically
Change operation.
In the present embodiment, positive pole ear is the need transfer electrode lugs different from its bus-bar material, and positive pole switching piece is
Compound switching piece, as adaptor, the attached layers of copper 12 of positive pole are adaptor bus-bar connecting portion, and positive pole aluminium base layer 11 is
Adaptor lug connecting portion.The lug of positive pole ear and negative lug is bending structure.Negative lug is and bus-bar material
The lug that matter identical need not transfer, negative pole switching piece is connector, with bus-bar in the attached layers of copper on negative pole switching piece
The part of connection is connector bus-bar connecting portion, and the part being connected with negative lug is connector lug connecting portion.At other
In embodiment, connector can be cancelled, the lug that need not be transferred directly is fixedly connected with corresponding bus-bar.At other
In embodiment, connector can be copper sheet.In other embodiments, the base material material of adaptor and connector can be according to reality
Situation is selected.
The specific embodiment 2 of battery module of the present invention, as shown in Figs. 8 to 11, the difference with embodiment 1 is,
Two bus-bar materials of battery unit are connected in series in battery module for aluminium material.Positive pole switching piece 7 and negative pole switching piece 8
Base material is aluminium material, and the upper surface of positive pole switching piece 7 is positive pole aluminium base layer 71.Positioned in the upper surface of negative pole switching piece 8
Upper surface part where projection is divided into negative pole aluminium base layer 81, and part in addition is the attached layers of copper 82 of negative pole.During installation, aluminium material
Bus-bar and negative pole switching piece in negative pole aluminium base layer 81 and positive pole switching piece in positioning convex where positive pole aluminium
The part connection of material base layer 71, negative lug is connected with the attached layers of copper 82 of negative pole.
In the present embodiment, negative lug is needs transfer electrode lug, and negative pole switching piece is compound switching piece, i.e. adaptor,
The attached layers of copper 82 of negative pole is adaptor lug connecting portion, and negative pole aluminium base layer 81 is adaptor bus-bar connecting portion.Positive pole
The lug of lug and negative lug is bending structure.Positive pole ear is the pole that need not be transferred with bus-bar material identical
Ear, positive pole switching piece is connector, and the part being connected with bus-bar in positive pole switching piece constitutes connector bus-bar and is connected
Portion, the part being connected with positive pole ear constitutes connector lug connecting portion.In other embodiments, connector can be cancelled,
To be directly fixedly connected with bus-bar with the lug that need not be transferred.In other embodiments, the base material material of adaptor
Can be selected according to actual conditions.
In the above embodiments, the bus-bar material of the two neighboring battery unit of connecting is identical, all copper materials or aluminium
Material, in other embodiments, the material of bus-bar can be and corresponding with difference, now in order to adapt to the bus-bar of unlike material
The adaptor of bus-bar connection should make appropriate change.Such as, if the first bus-bar 4 is copper material, the 3rd bus-bar 6 is aluminium
Material, then the positive pole switching piece of the first battery unit using embodiment 1 positive pole switching piece, the second battery unit negative pole switching
Piece uses the negative pole switching piece of embodiment 1, the positive pole switching piece of the second battery unit to use the positive pole switching piece of embodiment 2, the
The negative pole switching piece of three battery units uses the negative pole switching piece of embodiment 2.I.e. when the bus-bar material of different battery units of connecting
When matter is different, the scheme of embodiment 1 and embodiment 2 can be merged combination.
In other embodiments, the material of bus-bar can be differed with positive pole ear and negative lug material, now,
Positive pole ear and negative lug are required to be attached with corresponding bus-bar by adaptor.
In the present embodiment, battery unit include three monomers, i.e., six battery cores parallel with one another, in other embodiments,
The quantity of battery core in parallel can be selected according to actual conditions, two neighboring battery core compositing monomer.In other embodiments, may be used
To cancel installation frame.
In the above embodiments, the adaptor quantity in same battery unit is three, in other embodiments, same electricity
Adaptor quantity in pool unit now, the cell polar ear in same battery unit can be directly parallel in together with only one of which
On one adaptor.
In the above embodiments, adaptor is compound switching piece, in other embodiments, the unlike material of adaptor
Bus-bar connecting portion and lug connecting portion can be fixed together by assembly relation.
The specific embodiment of battery unit of the present invention, the knot of the battery unit in the structure and above-described embodiment of battery unit
Structure is consistent, and its content will not be repeated here.
Claims (10)
1. a kind of battery unit, it is characterised in that：The battery core being arranged in parallel when being used including one or more, battery core has
For positive pole ear and negative lug by bus-bar and other battery cells in series, wherein at least one lug is coupled
Bus-bar material it is different and be referred to as needing transfer electrode lug, battery unit also includes being connected to needing transfer electrode lug with corresponding bus-bar
Between adaptor, the adaptor include with need transfer electrode lug connect adaptor lug connecting portion and for corresponding remittance
The adaptor bus-bar connecting portion of stream row's connection, the material of adaptor lug connecting portion is identical with the material of transfer electrode lug is needed, and turns
Fitting bus-bar connecting portion is identical with the material of correspondence bus-bar.
2. battery unit according to claim 1, it is characterised in that：The adaptor is compound switching piece.
3. battery unit according to claim 1, it is characterised in that：When battery unit is used including one or more
The monomer being arranged in parallel, monomer includes at least two battery cores being arranged in parallel, and the battery core in same monomer is by peace
The frame that frames up is fixedly connected, and the adaptor is fixed on installation frame.
4. the battery unit according to claim 1 ~ 3 any one, it is characterised in that：In positive pole ear and negative lug
One of them needs transfer electrode lug for described, and another coupled bus-bar material is identical without switching, battery list
Unit also includes the connector being connected between the lug and corresponding bus-bar that need not be transferred, and the connector includes and do not need
The connector lug connecting portion and the connector bus-bar connecting portion for being connected with corresponding bus-bar of the lug connection of switching,
The material of the connector lug connecting portion and connector bus-bar connecting portion is identical with the lug material that need not be transferred.
5. battery unit according to claim 4, it is characterised in that：Adaptor bus-bar connecting portion and connector bus-bar
Connecting portion is provided with the positioning convex for being positioned to bus-bar.
6. a kind of battery module, including at least two battery units being connected in series by bus-bar, it is characterised in that：Battery list
The battery core that unit is arranged in parallel including one or more, battery core has for by bus-bar and other battery cells in series
Positive pole ear and negative lug, the material of the coupled bus-bar of wherein at least one lug is different and the pole that need to referred to as transfer
Ear, battery unit also includes being connected to the adaptor needed between transfer electrode lug and corresponding bus-bar, and the adaptor includes and needs
The adaptor lug connecting portion and the adaptor bus-bar connecting portion for being connected with corresponding bus-bar of transfer electrode lug connection, turn
The material of fitting lug connecting portion is identical with the material of transfer electrode lug is needed, the material of adaptor bus-bar connecting portion and corresponding bus-bar
Matter is identical.
7. battery module according to claim 6, it is characterised in that：The adaptor is compound switching piece.
8. battery module according to claim 6, it is characterised in that：When battery unit is used including one or more
The monomer being arranged in parallel, monomer includes at least two battery cores being arranged in parallel, and the battery core in same monomer is by peace
The frame that frames up is fixedly connected, and the adaptor is fixed on installation frame.
9. the battery module according to claim 6 ~ 8 any one, it is characterised in that：In positive pole ear and negative lug
One of them needs transfer electrode lug for described, and another coupled bus-bar material is identical without switching, battery list
Unit also includes the connector being connected between the lug and corresponding bus-bar that need not be transferred, and the connector includes and do not need
The connector lug connecting portion and the connector bus-bar connecting portion for being connected with corresponding bus-bar of the lug connection of switching,
The material of the connector lug connecting portion and connector bus-bar connecting portion is identical with the lug material that need not be transferred.
10. battery module according to claim 9, it is characterised in that：Adaptor bus-bar connecting portion and connector conflux
Row's connecting portion is provided with the positioning convex for being positioned to bus-bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108005.XA CN106935782B (en) | 2017-02-27 | 2017-02-27 | Battery unit and battery module comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108005.XA CN106935782B (en) | 2017-02-27 | 2017-02-27 | Battery unit and battery module comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN106935782A true CN106935782A (en) | 2017-07-07 |
| CN106935782B CN106935782B (en) | 2020-02-21 |
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| CN201710108005.XA Active CN106935782B (en) | 2017-02-27 | 2017-02-27 | Battery unit and battery module comprising same |
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| CN108448041A (en) * | 2018-05-02 | 2018-08-24 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module and connection method |
| CN108448016A (en) * | 2018-01-22 | 2018-08-24 | 珠海格力能源环境技术有限公司 | Battery and battery pack |
| CN109659478A (en) * | 2017-10-12 | 2019-04-19 | 微宏动力系统（湖州）有限公司 | A kind of battery module |
| CN111916643A (en) * | 2020-07-29 | 2020-11-10 | 珠海冠宇动力电池有限公司 | Electricity core subassembly and battery package |
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| CN205985214U (en) * | 2016-07-11 | 2017-02-22 | 深圳市伊诺动力科技有限公司 | Flexibly -packaged lithium battery pack |
| CN106099020A (en) * | 2016-08-24 | 2016-11-09 | 宁德时代新能源科技股份有限公司 | Soft package battery pack |
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| CN109659478A (en) * | 2017-10-12 | 2019-04-19 | 微宏动力系统（湖州）有限公司 | A kind of battery module |
| CN109659478B (en) * | 2017-10-12 | 2024-03-29 | 微宏动力系统（湖州）有限公司 | Battery module |
| CN108448016A (en) * | 2018-01-22 | 2018-08-24 | 珠海格力能源环境技术有限公司 | Battery and battery pack |
| CN108448041A (en) * | 2018-05-02 | 2018-08-24 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module and connection method |
| CN111916643A (en) * | 2020-07-29 | 2020-11-10 | 珠海冠宇动力电池有限公司 | Electricity core subassembly and battery package |
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