CN107742692A - A kind of power battery module and electric car - Google Patents
A kind of power battery module and electric car Download PDFInfo
- Publication number
- CN107742692A CN107742692A CN201711107752.8A CN201711107752A CN107742692A CN 107742692 A CN107742692 A CN 107742692A CN 201711107752 A CN201711107752 A CN 201711107752A CN 107742692 A CN107742692 A CN 107742692A
- Authority
- CN
- China
- Prior art keywords
- soft pack
- piece
- battery module
- confluxes
- power battery
- 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.)
- Pending
Links
- 150000001875 compounds Chemical class 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 210000004027 cell Anatomy 0.000 claims description 67
- 239000000463 material Substances 0.000 claims description 13
- 238000003466 welding Methods 0.000 claims description 13
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 239000006260 foam Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229920003023 plastic Polymers 0.000 description 14
- 239000004033 plastic Substances 0.000 description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- 239000004411 aluminium Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 2
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
-
- 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
Abstract
The invention discloses a kind of power battery module and electric car, power battery module in this programme mainly includes some soft pack cell groups and the compound piece that confluxes, soft pack cell group includes some soft pack cells, substrate, positioning mounting, conflux piece, some soft pack cells are placed in substrate successively along its thickness direction, each soft pack cell is positioned by positioning mounting and lug thereon is fixed respectively, anode ear and negative electrode lug linear arrangement, and being connected in parallel respectively by the piece that confluxes respectively on some soft pack cells；The compound piece that confluxes connects the positive pole and negative pole in each soft pack cell group and connect, concatenates some soft pack cell groups.In the battery modules scheme formed based on such scheme, soft pack cell lug is connected by confluxing piece, compared with waveform bus-bar, lug and the piece that confluxes are installed one by one, lug need not be inserted in bus-bar groove, it is simple to operate in actual production process, it is easy to accomplish automation.
Description
Technical field
The present invention relates to technical field of lithium batteries, more particularly to power battery technology.
Background technology
New-energy automobile is the center and direction of automobile industry future development.Lithium-ion-power cell is the shape with battery bag
Formula is widely deployed New energy electric in-car, and power is provided for new-energy automobile.Soft-package battery has small volume, weight
Gently, a variety of advantages such as, safe, flexible design higher than energy, increasing electric car manufacturer start to use soft-package battery.
Due to the general monomer finite capacity of soft-package battery, it is necessary to by multiple battery core connection in series-parallel into using after module, to reach electronic turner
It is required.
During the practical set of battery modules, often the connection in series-parallel between battery core, pole are realized using waveform bus-bar
Ear needs to insert one by one in the groove of bus-bar, is then attached bus-bar and lug by the way of welding.
Chinese patent application such as publication number CN105514498A discloses a kind of electrokinetic cell mould for being easy to assemble automatically
Prescription case.It is attached in this scenario using the corresponding lug of bus-bar of comb shape, it is necessary to which lug is inserted into comb one by one
In groove on shape bus-bar.
Thus there are the following problems in production process for existing soft pack cell power battery module：
(1) need lug being inserted into one by one in the groove of waveform bus-bar in actual production process, employee's operation
Difficulty, low production efficiency, it is unfavorable for realizing automated production；
(2) existing scheme is very high to the coherence request of lug length, and welding quality is difficult to be effectively ensured and controlled, and holds
It is low easily to there is problems of welded quality, the yields such as rosin joint, not connected.
The content of the invention
Soft pack cell lug be present for existing soft pack cell power battery module and difficulty is connected with bus-bar, it is difficult to realize
The problem of automated production, is, it is necessary to a kind of new soft pack cell power battery module scheme.
Therefore, it is an object of the invention to provide a kind of power battery module and electric car, optimization soft pack cell lug with
Bus-bar attachment structure, it is easy to produce and improve yields.
In order to achieve the above object, power battery module provided by the invention, mainly including some soft pack cell groups and again
Conjunction is confluxed piece, and soft pack cell group includes some soft pack cells, and substrate, positioning mounting, conflux piece, and some soft pack cells are thick along it
Degree direction is placed in substrate successively, and each soft pack cell is positioned by positioning mounting and lug thereon is carried out respectively
It is fixed, anode ear and the negative electrode lug linear arrangement, and being connected in parallel respectively by the piece that confluxes respectively on some soft pack cells；
The compound piece that confluxes connects the positive pole and negative pole in each soft pack cell group and connect, concatenates some soft pack cell groups.
Further, assembled one by one between the soft pack cell and the piece that confluxes, soft pack cell lug is pressed from both sides by two pieces that conflux
Hold, and be fixedly connected by welding.
Further, the piece surface of confluxing is provided with screwed hole, the company for the signal acquisition terminal of signal acquisition module
Connect.
Further, positioning boss is set on the positioning mounting, and is provided with fixed groove.
Further, foam is also included in the soft pack cell group, the foam is placed in soft pack cell surface.
Further, insulating part is also included in the power battery module, insulation is also included in the power battery module
Part, the insulating part set relative to the compound piece that confluxes, the positive pole and negative pole that need not be connected in two soft pack cell groups are carried out
Insulation.
Further, the insulating trip is made up of ambroin body, and both sides, which are provided with, holds positive pole insertion bar and negative pole insertion bar
The groove of insertion.
Further, the compound piece side material that confluxes is consistent with battery modules positive electrode or has preferable welding
Property, the opposite side of the compound piece that confluxes is consistent with battery modules negative material or has preferable weldability.
Further, in the power battery module also include positive pole outlet conflux piece and negative pole outlet conflux piece difference structure
Into the positive terminal and negative terminal of power battery module.
In order to achieve the above object, electric car provided by the invention, above-mentioned power battery module is mounted with it.
In the battery modules scheme formed based on such scheme, soft pack cell lug is connected by confluxing piece, with wave
Shape bus-bar is compared, and lug and the piece that confluxes are installed one by one, it is not necessary to are inserted lug in bus-bar groove, actual production
It is simple to operate in journey, it is easy to accomplish automation.
Furthermore connection is reliable, it is necessary to which all battery cores have been assembled during relative to existing waveform bus-bar in order to ensure welding
Cheng Hou, lug top surface in one plane, there is higher dimension precision requirement, if not on one face, rosin joint etc. occurs
Problem；This programme uses clamping mode, it is not necessary to and it is very strict to the required precision of lug top dimension, therefore lug assembles before butt welding
Dimension precision requirement reduces, and the lug installation dimension margin of tolerance expands, and welds better adaptability, and the yields of product is higher.
Furthermore the battery module structure that this programme provides is compact, compared with other battery module structures, battery modules tool
Structure type has higher energy density.
Brief description of the drawings
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Fig. 1 is the configuration schematic diagram of battery modules in present example；
Fig. 2 is the structural representation of working of plastics in present example；
Fig. 3 is the structural representation of piece of confluxing in present example；
Fig. 4 is the welding structure schematic diagram of lug and the piece that confluxes in present example；
Fig. 5 is the structural representation of the compound piece that confluxes in present example；
Fig. 6 is the structural representation of the insulating trip in present example；
Fig. 7 is that present example middle outlet confluxes the structural representation of piece.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Conjunction is specifically illustrating, and the present invention is expanded on further.
Referring to Fig. 1, it is shown as the composition structure of the soft pack cell power battery module of this example offer.
As seen from the figure, the soft pack cell power battery module mainly exports the piece that confluxes by side fixed dam (1), positive pole
(21), negative pole outlet conflux piece (22), bolt (3), positive pole conflux piece (41), negative pole conflux piece (42), the compound piece that confluxes (43),
First working of plastics (51), the second working of plastics (52), aluminium sheet (6), insulating trip (7), some soft pack cells (8), lug (81), foam
(9) coordinate and form.
Wherein, conflux piece (41), negative pole of some soft pack cells (8), positive pole confluxes piece (42), aluminium sheet (6) and foam (9)
Coordinate and form soft pack cell group, i.e. soft pack cell unit.Some soft pack cell units with the compound piece that confluxes (43) by concatenating
Form the main body of soft pack cell power battery module.
Specifically, each soft pack cell (8) is positioned in aluminium sheet (6) in some soft pack cells (8), both ends are respectively by the
One working of plastics (51) and the second working of plastics (52) realize positioning and the fixation of lug (81)；It is while soft foam (9) is positioned over
Above bag battery core (8), for being protected to battery core (8).The plan of establishment accordingly, some soft pack cells (8) are along its thickness side
It is arranged in aluminium sheet (6), is linearly arranged between the anode ear (811) of each soft pack cell (8), each soft pack cell to being arranged in order
Negative electrode lug (812) linear array.
The anode ear (811) of each soft pack cell (8) of linear arrangement, is connected in parallel on by the positive pole piece (41) that confluxes
Together；Accordingly, the negative electrode lug (812) of each soft pack cell of linear arrangement, it is by the negative pole piece (42) that confluxes that it is in parallel
Together, soft pack cell group is thus formed.
On this basis, for some soft pack cell groups of such structure, using the compound piece that confluxes (43) by some Soft Rolls
The positive pole of good soft pack cell (8) in parallel and negative pole are attached in battery core group, realize the series connection between some soft pack cell groups
Form the main body of soft pack cell power battery module.
Furthermore insulating trip (7) is disposed to realize the insulation of battery modules internal module in soft pack cell power battery module.This
Insulating trip (7) is placed in the opposite of the compound piece that confluxes (43), coordinates with the compound piece that confluxes (43), the compound piece that confluxes (43) is realized soft
Bag battery core group a positive pole is connected with soft pack cell group b negative pole, insulating trip (7) be used to realizing soft pack cell group a negative pole with it is soft
Insulated between bag battery core group b positive pole, to avoid the occurrence of short circuit.
Piece (21) is confluxed in positive pole outlet and negative pole outlet is confluxed, and piece (22) is connected with the series-parallel battery modules of completion, work
For the positive terminal and negative terminal of battery modules.
Side fixed dam (1) is arranged on the two sides of battery modules, for being protected to battery modules.
Bolt (3) coordinates with side fixed dam (1), and by the through hole on side fixed dam (1), whole battery modules are consolidated
It is scheduled in battery bag.
Principle scheme accordingly, this soft pack cell power battery module are implemented as follows：
Soft pack cell (8) in this battery module can use existing high-quality soft pack cell, to ensure the performance of product.
Soft foam (9) preferably even thick mode in this battery module is paved with the surface of soft pack cell, with to soft pack cell
Form good protection.
Referring to Fig. 2, both the first working of plastics (51) in this battery module and second working of plastics (52) structure are identical.Each
The positioning boss 511 for positioning is provided at both ends with it on working of plastics, enters luggage for placement hole corresponding with aluminium sheet 6
Position and fix with realizing.Corresponding groove 512 is offered on the working of plastics simultaneously, and the groove 512 can hold the piece that confluxes (4) and exhausted
Embolium (7) inserts, and realizes the fixation to the piece that confluxes (4) and insulating trip (7).
The working of plastics of such structure when mounted, is positioned on aluminium sheet by the positioning boss at both ends thereon, its size with
The size of battery core is consistent, and after battery core is put into, position positioning can be achieved；Furthermore the groove on working of plastics installs the piece that confluxes, by converging
Flow clamps lug, realizes and fixes.
As indicated at 3, as seen from the figure, the piece that confluxes (4) is generally square for the structure type of the piece that confluxes (4) in this battery module
Shape flake, and two screwed holes (44) are provided with the piece that confluxes (4) surface, the company for signal acquisition module signal collection terminal
Connect.But the specific constructive form of the piece that confluxes (4) is not limited to square sheet shape, can be deformed according to actual conditions, as long as energy
Enough realize the clamping assembling to lug.
The positive pole formed accordingly confluxes piece (41) and negative pole confluxes piece (42), the preferred copper of its material and copper alloy, aluminium and aluminium
Alloy, nickel and nickel alloy, are certainly not limited to this, according to can also also using other materials.
The piece that confluxes (4) of such structure compared with comb type bus-bar after waveform than, it is simple in construction, it is easy for installation, easily
In Automated assembly.
Referring to Fig. 4, the piece that confluxes (4) based on said structure, the assembling of battery core (8) and the piece that confluxes (4) is to assemble one by one, electricity
Core lug (81) is clamped by two pieces that conflux (4), is then attached by the way of welding.
One battery core is installed in this programme, the piece that confluxes is installed；Then a battery core is refilled, refills the piece that confluxes,
Battery core (8) is achieved in assemble one by one with the piece that confluxes (4).
Furthermore the piece that confluxes (4) realizes clamping on lug thickness direction to it, three is set to be fixed as one by welding.
The compound piece that confluxes (43) in this battery module, its specific structure type are as shown in Figure 5.The compound piece that confluxes
(43) it is prepared by two or more Material claddings in copper and copper alloy, aluminium and aluminium alloy, nickel and nickel alloy.Illustrated scheme
In, the compound piece that confluxes is combined with each other and formed by the copper of L-shaped and I shapes, aluminum component, but the tool of the compound piece that confluxes (43)
Body structure type is not limited to this, and it can also be that structure, π and T structures etc. that L and г types structure, two I types stack are more
Kind structure type.
The compound piece that confluxes being combined accordingly by different materials, its side material it is consistent with cell positive material or have compared with
Good weldability, opposite side is consistent with negative material or has preferable weldability.
The positive pole and negative pole that this compound piece that confluxes (43) is organized good soft pack cell (8) in parallel by way of welding are carried out
Connection, realize the series connection of soft pack cell (8) group.
Insulating trip (7) in this battery module, its specific structure type are as shown in Figure 6.Insulating trip (7) is overall by square
Ambroin body 73 is formed, and with the fit depressions on working of plastics 5, can integrally assign into the groove.The ambroin body
73 both sides are provided with groove, can hold positive pole insertion bar 71 and negative pole insertion bar 72 is respectively pressed into wherein.For ambroin body 73
The specific constructive form of groove thereon, it can be designed according to the actual requirements.
The insulating trip of such structure is assigned into the groove of corresponding working of plastics 5 corresponding to the compound piece that confluxes (43), will
The both positive and negative polarity that need not be connected is isolated (principle is as above).
The insulating trip (7) formed accordingly, its positive pole inserted insertion bar (71) material are preferably confluxed piece (41) phase with positive pole
Together, negative pole insertion bar (72) material piece (42) that preferably confluxes with negative pole is identical.Thus it is easy to the battery core positioned at insulating trip both sides
Lug, connection is realized by way of welding.
Conflux piece (2) for outlet in this battery module, and its specific structure type is as shown in Figure 7.As seen from the figure, the outlet
The piece (2) that confluxes is an integrally formed part, the both positive and negative polarity as whole battery modules.
The outlet, which is confluxed on piece (2), has terminal connection part 23 and the piece connecting portion 24 that confluxes, wherein terminal connection part 23
Bent by conflux one end of piece (2) body of outlet and set connection through hole 23 to form, connection through hole 23 here can be spiral shell
Pit or through hole；And the piece connecting portion 24 of confluxing is overall T-shaped, is extended and rolled over to side from outlet piece (2) the body other end that confluxes
Curved composition, for being linked together with the piece that confluxes on module by welding manner.
Conflux piece (21) and negative pole of the positive pole outlet formed accordingly exports the piece (22) that confluxes and respectively constitutes power battery module
Positive terminal and negative terminal, positive pole outlet conflux piece (21) by the piece connecting portion that confluxes thereon with being connected positive pole on module
The piece that confluxes be attached, pass through the electrical connection of its upper screwed hole or through hole and other positive terminals；Conflux piece for negative pole outlet
(22) piece that confluxes for being connected negative pole with module by the piece connecting portion that confluxes thereon is attached, and passes through its upper screwed hole or logical
Hole and the electrical connection of other negative terminals.
Based on such scheme form soft pack cell power battery module compared with waveform and comb type battery modules,
Lug and the piece that confluxes need to only be installed one by one in actual production process, the installation for the piece that confluxes need not be artificial, can machinery
Hand grips the piece that confluxes and is put into working of plastics groove, simple to operate, it is easy to accomplish automation；While the yields of product is more
It is high.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. power battery module, it is characterised in that mainly including some soft pack cell groups and the compound piece that confluxes, soft pack cell group bag
Some soft pack cells are included, substrate, positioning mounting, conflux piece, and some soft pack cells are placed in substrate successively along its thickness direction
Interior, each soft pack cell is positioned by positioning mounting and lug thereon is fixed respectively, on some soft pack cells
Anode ear and negative electrode lug linear arrangement, and being connected in parallel respectively by the piece that confluxes respectively；The compound piece connection of confluxing
In each soft pack cell group and the positive pole and negative pole that connect, some soft pack cell groups are concatenated.
2. power battery module according to claim 1, it is characterised in that between the soft pack cell and the piece that confluxes one by one
Assembling, soft pack cell lug is clamped by two pieces that conflux, and is fixedly connected by welding.
3. power battery module according to claim 1, it is characterised in that the piece surface of confluxing is provided with screwed hole, uses
In the connection of the signal acquisition terminal of signal acquisition module.
4. power battery module according to claim 1, it is characterised in that convex is set on the positioning mounting
Platform, and it is provided with fixed groove.
5. power battery module according to claim 1, it is characterised in that also include foam in the soft pack cell group,
The foam is placed in soft pack cell surface.
6. power battery module according to claim 1, it is characterised in that also include insulation in the power battery module
Part, the insulating part set relative to the compound piece that confluxes, the positive pole and negative pole that need not be connected in two soft pack cell groups are carried out
Insulation.
7. power battery module according to claim 1, it is characterised in that the insulating trip is made up of ambroin body,
Both sides are provided with the groove for holding positive pole insertion bar and negative pole insertion bar insertion.
8. power battery module according to claim 1, it is characterised in that compound piece side material and the battery of confluxing
Module positive electrode is consistent or has preferable weldability, and the opposite side of the compound piece that confluxes is consistent with battery modules negative material or has
Preferable weldability.
9. power battery module according to claim 1, it is characterised in that also include positive pole in the power battery module
Piece is confluxed in outlet and negative pole outlet is confluxed, and piece respectively constitutes the positive terminal and negative terminal of power battery module.
10. electric car, it is characterised in that the electrokinetic cell any one of claim 1-9 is mounted with the electric car
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107752.8A CN107742692A (en) | 2017-11-10 | 2017-11-10 | A kind of power battery module and electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107752.8A CN107742692A (en) | 2017-11-10 | 2017-11-10 | A kind of power battery module and electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107742692A true CN107742692A (en) | 2018-02-27 |
Family
ID=61234496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711107752.8A Pending CN107742692A (en) | 2017-11-10 | 2017-11-10 | A kind of power battery module and electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107742692A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110690309A (en) * | 2019-09-30 | 2020-01-14 | 无锡奥特维智能装备有限公司 | Bus bar installation equipment, tab processing system and bus bar installation method |
| CN111725459A (en) * | 2020-07-01 | 2020-09-29 | 东莞市腾威动力新能源有限公司 | Soft-packaged battery cell module |
| CN112703633A (en) * | 2019-08-27 | 2021-04-23 | 淄博火炬能源有限责任公司 | 48V compact battery pack based on two-side tab-outlet soft-packaged battery cell |
| CN113179577A (en) * | 2021-04-23 | 2021-07-27 | 天津朗波微电子有限公司 | Heat conduction integrated device that converges of lithium battery protection shield MOS switch |
| CN115472890A (en) * | 2022-09-02 | 2022-12-13 | 东风柳州汽车有限公司 | Assembling method of soft-package battery cell module |
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