CN205680725U - A kind of power battery module structure - Google Patents
A kind of power battery module structure Download PDFInfo
- Publication number
- CN205680725U CN205680725U CN201620635652.7U CN201620635652U CN205680725U CN 205680725 U CN205680725 U CN 205680725U CN 201620635652 U CN201620635652 U CN 201620635652U CN 205680725 U CN205680725 U CN 205680725U
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- China
- Prior art keywords
- positive pole
- battery
- connecting plate
- negative pole
- row
- Prior art date
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- 239000002184 metal Substances 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 32
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 13
- 230000013011 mating Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000006378 damage Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a kind of power battery module structure, including battery and n+1 the conductive metal sheet of m same size；The positive pole ear of described battery, negative lug are respectively positioned on the same end face of described battery；Battery is divided into n group and often organizes the battery containing equal number；Often in group, the positive pole ear of battery, negative lug are arranged in string, form positive pole row respectively and negative pole arranges；Battery described in two adjacent groups is placed side by side, makes the positive pole row of n Battery pack and negative pole row be parallel to each other and be alternately distributed；Conductive metal sheet is axially symmetric structure, and the both sides of axis of symmetry are respectively positive pole connecting plate and negative pole connecting plate；The positive pole connecting plate of conductive metal sheet and negative pole connecting plate arrange with the positive pole belonging to two adjacent groups successively and negative pole row are fixed together, and forms battery modules；The positive pole row being positioned at two ends are fixed together with negative pole row conductive metal sheet different from two respectively.There is the advantages such as failure rate is low, life-span length, safety and volume are little.
Description
Technical field
This utility model belongs to power battery technology field, is specifically related to a kind of power battery module structure.
Background technology
New-energy automobile is rapid at developed recently as a kind of novel environment friendly automobile, also obtains consumers in general and government
Accreditation and support.New-energy automobile is generally using electrokinetic cell module as its power resources, and therefore, electrokinetic cell module has become
Core component and key technology for electric automobile.
The installation process of existing electrokinetic cell module is such, first with traditional PCB keyset by battery core or battery
The set of cells (i.e. wearing parallel plate) that the composition that couples together is in parallel, is together in series the set of cells of several parallel connections the most again, then shape
Become electrokinetic cell module.The height of battery can be increased when wearing parallel plate, and be difficult to use machine automatically to operate, can only be artificial
Wear parallel plate, tired many, the speed of operation slowly, concordance the most poor.After putting on parallel plate, also weld with traditional tin welding method
Connecing, can produce substantial amounts of heat in welding process, these heat energy can pass through the nickel sheet of battery positive and negative electrode by heat to inside battery,
Can cause inside battery chemical reaction, thus damage inside battery group structure, reduce the service life of battery, serious meeting causes electricity
, even there is blast, damages product and the person in pond internal short-circuit.
And, set of cells in parallel is also together in series by nickel sheet and carries out secondary welding.So battery is again by secondary
High temperature injury, causes the probability of internal short-circuit and service life reduction to strengthen again.
So, there are three big problems in present power battery module structure: one is to need repeatedly to connect, junction point and connection
Parts are the most, then occur that junction breaks down may be the biggest, so fault rate is high；Two is that welding times is many, welding time
Number the most inside batteries by pyrolytic damage may be the biggest, so service life is short, potential safety hazard is the biggest；Three is volume
Greatly, it is unfavorable for installing and using.Additionally, stannum wire material is the most somewhat expensive, moving after repeatedly scolding tin too increases manufacturing cost and molding
The weight of power battery modules.
Summary of the invention
For deficiencies of the prior art, this utility model provides a kind of power battery module structure, it is intended to solve
The technical problem that certainly existing power battery module structure fault rate is high, service life is short, potential safety hazard is big and volume is bigger.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind of power battery module structure, including battery and n+1 the conductive metal sheet of m same size, wherein n be >=
The integer of 1, m is the integral multiple of n；The positive pole ear of described battery, negative lug are respectively positioned on the same end face of described battery；
Described battery is divided into n group and often organizes the battery containing equal number；Often the positive pole ear of battery described in group, negative lug are each
It is arranged in string, forms positive pole row respectively and negative pole arranges；Battery described in two adjacent groups is placed side by side, so that n Battery pack is just
Pole row and negative pole row are parallel to each other and are alternately distributed；Described conductive metal sheet is axially symmetric structure, and the both sides of axis of symmetry are respectively
For positive pole connecting plate and negative pole connecting plate；The positive pole connecting plate of the conductive metal sheet that n-1 is described and negative pole connecting plate successively with
The positive pole row and the negative pole row that belong to two adjacent groups are fixed together, so that belonging to the positive pole row with group and negative pole in n Battery pack
Row form parallel connection, the positive pole row belonging to adjacent two groups and negative pole row respectively and form series connection, form battery modules；It is positioned at described
The positive pole row at battery modules two ends arrange positive pole connecting plate and the negative pole of described conductive metal sheets different from two respectively with negative pole
Connecting plate is fixed together, so that being positioned at a described conductive metal sheet vacant negative pole connecting plate respectively at battery modules two ends
With positive pole connecting plate, vacant negative pole connecting plate is as the positive pole of electrokinetic cell module, and vacant positive pole connecting plate is as power
The negative pole of battery modules.
Further, the positive pole at every Battery pack arranges and is equipped with on the end face at negative pole row place a location insulation board, should
Location insulation board is made up of insulant and thickness is less than described positive pole ear or the height of negative lug；The insulation of described location
The upper surface of plate is provided with two draw-in grooves, and two draw-in grooves are respectively close to relative two end face of location insulation board, described card
Groove shape and described positive pole connecting plate or the mating shapes of negative pole connecting plate, for be respectively clamped into two different described in lead
The positive pole connecting plate of electric metal plate and negative pole connecting plate；The bottom of described draw-in groove has through hole, and the position of this through hole is with described
Positive pole row or the position of negative pole row corresponding, be used for exposing positive pole row or negative pole row so that connecting.
Further, described conductive metal sheet is made up of copper coin.
Further, described positive pole connecting plate and negative pole connecting plate are respectively made up of one piece of copper coin, wherein on one piece of copper coin
Have ladder type groove, another block copper coin is provided with the inverted ladder type with described ladder type groove match protruding, in order to make two blocks of copper
Plate is formed and removably connects.
Compared with prior art, this utility model has the advantages that
1, failure rate is low, reliability is high.This utility model makes to belong to the positive pole with group in n Battery pack by conductive metal sheet
Row and the parallel connection respectively of negative pole row, form n set of cells in parallel, then these set of cells be cascaded, and then define dynamic
Power battery modules.During this first associates and connects afterwards, every piece of battery is only with this kind of connection member of conductive metal sheet even
Connecing, this has the most only effectively saved the space of electrokinetic cell module, also simplify the number of times of connection, advantageously reduces open circuit fault
Probability of happening, substantially increase electrokinetic cell module reliability of operation.
2, length in service life, safety height.From the point of view of every piece of battery, it is not necessary to welding operation for the second time, maximum journey
Avoid the infringement welding the heat produced to battery itself degree, be conducive to extending the service life of battery.
3, volume is little, lightweight.Every piece of battery is only connected with this kind of connection member of conductive metal sheet, it is to avoid use turn
Connect pcb board and nickel sheet, effectively save the space of electrokinetic cell module, and beneficially the alleviating of overall weight, this is conducive to
The promotion and application of power battery module structure.
Accompanying drawing explanation
Fig. 1 is mounting structure schematic diagram of the present utility model；
Structural representation after Fig. 2 this utility model installation forming.
In accompanying drawing: 1 battery；11 negative pole row；12 positive pole row；2 conductive metal sheets；21 negative pole connecting plates；
22 positive pole connecting plates；3 location insulation boards；N represents n-th group battery.
Detailed description of the invention
Below in conjunction with specific embodiment, this utility model is described in further detail.
A kind of power battery module structure, it is characterised in that include the battery 1 of m same size and n+1 conducting metal
Plate 2, wherein n is the >=integer of 1, and m is the integral multiple of n；The positive pole ear of described battery 1, negative lug are respectively positioned on described battery 1
Same end face on；Described battery 1 is divided into n group and often organizes the battery 1 containing equal number；Often battery 1 described in group
Positive pole ear, negative lug are respectively arranged in string, form positive pole row 12 and negative pole row 11 respectively；Battery 1 described in two adjacent groups
It is placed side by side, so that the positive pole row 12 of n Battery pack 1 and negative pole row 11 are parallel to each other and are alternately distributed；Described conductive metal sheet 2
For axially symmetric structure, the both sides of axis of symmetry are respectively positive pole connecting plate 22 and negative pole connecting plate 21；N-1 described conducting metal
The positive pole connecting plate 22 of plate 2 and negative pole connecting plate 21 are fixed on the positive pole row 12 and negative pole row 11 belonging to two adjacent groups successively
Together, so that n Battery pack 1 belonging to and forming parallel connection respectively with the positive pole row 12 organized and negative pole row 11, belong to adjacent two groups
Positive pole row 12 and negative pole row 11 formed series connection, formed battery modules；It is positioned at the positive pole row 12 at described battery modules two ends and bears
Positive pole connecting plate 22 and the negative pole connecting plate 21 of the described conductive metal sheet 2 that pole row 11 are different from two respectively are fixed together,
So that being positioned at described conductive metal sheet 2 a vacant negative pole connecting plate 21 and the positive pole connecting plate respectively at battery modules two ends
22, vacant negative pole connecting plate 21 and positive pole connecting plate 22 are used as the positive and negative electrode of whole electrokinetic cell module, can be to need power supply
Equipment is powered.
This utility model makes to belong to the positive pole row 12 with group and negative pole row 11 difference in n Battery pack 1 by conductive metal sheet 2
Parallel connection, forms n set of cells in parallel, then is cascaded by 1 group of these batteries, and then define electrokinetic cell module.?
This first associates during connecting afterwards, and every piece of battery 1 is only connected with this kind of connection member of conductive metal sheet 2, and this does not only has
Save to effect the space of electrokinetic cell module, also simplify the number of times of connection, advantageously reduce the probability of happening of open circuit fault,
Substantially increase electrokinetic cell module reliability of operation.From the point of view of every piece of battery 1, it is not necessary to welding operation for the second time,
Farthest avoid the heat of welding generation to the infringement of battery 1 own；If by positive pole connecting plate 22 and positive pole row 12,
Negative pole connecting plate 21 utilizes laser welding process to weld with negative pole row 11, owing to laser welding process precision is high, speed is fast, then may be used
Farthest reduce the infringement to battery 1 of heat that only welding operation produces.
As optimization, in order to make connection more firm, it may be considered that increase a kind of positioning element position by conductive metal sheet 2
Putting is fixed up avoids loosening, and therefore, it can consideration equal on the positive pole row 12 of every Battery pack 1 and the end face at negative pole row 11 place
Arranging one piece of location insulation board 3, this location insulation board 3 is made up of insulant and thickness is less than described positive pole ear or negative pole
The height of lug；The upper surface of described location insulation board 3 is provided with two draw-in grooves, and two draw-in grooves are respectively close to location insulation board 3
Relative two end face, the shape of described card groove shape and described positive pole connecting plate 22 or negative pole connecting plate 21 is mutually
Join, for being respectively clamped into positive pole connecting plate 22 and the negative pole connecting plate 21 of two different described conductive metal sheets 2；Described card
The bottom of groove has through hole, and the position of this through hole is corresponding with the position of described positive pole row 12 or negative pole row 11, is used for exposing
Positive pole row 12 or negative pole row 11 are so that connecting.
As optimization, from the standpoint of the cost of electric conductivity and material, described conductive metal sheet 2 is made up of copper coin.
As optimization, assembling for convenience, described positive pole connecting plate 22 and negative pole connecting plate 21 are each by one piece of copper coin system
Become, have ladder type groove on one piece of copper coin wherein, another block copper coin is provided with the ladder that falls with described ladder type groove match
Type is protruding, removably connects in order to make two pieces of copper coins be formed.
Above-described embodiment of the present utility model is only for this utility model example is described, and is not to this reality
Restriction with novel embodiment.For those of ordinary skill in the field, the most also may be used
To make change and the variation of other multi-forms.Here cannot all of embodiment be given exhaustive.Every belong to this reality
Obviously changed with what novel technical scheme amplified out or change the row still in protection domain of the present utility model.
Claims (4)
1. a power battery module structure, it is characterised in that include the battery of m same size and n+1 conductive metal sheet,
Wherein n is the >=integer of 1, and m is the integral multiple of n；The positive pole ear of described battery, negative lug are respectively positioned on the same of described battery
On individual end face；
Described battery is divided into n group and often organizes the battery containing equal number；The often positive pole ear of battery described in group, negative pole pole
Ear is respectively arranged in string, forms positive pole row respectively and negative pole arranges；Battery described in two adjacent groups is placed side by side, so that n Battery pack
Positive pole row and negative pole row be parallel to each other and be alternately distributed；
Described conductive metal sheet is axially symmetric structure, and the both sides of axis of symmetry are respectively positive pole connecting plate and negative pole connecting plate；n-1
The positive pole connecting plate of individual described conductive metal sheet and negative pole connecting plate arrange and negative pole with the positive pole belonging to two adjacent groups successively
Row are fixed together, and form parallel connection respectively, belong to adjacent two with the positive pole row of group so that belonging in n Battery pack with negative pole row
Positive pole row and the negative pole row of group form series connection, form battery modules；The positive pole row and the negative pole that are positioned at described battery modules two ends arrange
Positive pole connecting plate and the negative pole connecting plate of described conductive metal sheets different from two respectively are fixed together, so that being positioned at battery
The described conductive metal sheet at module two ends a vacant negative pole connecting plate and positive pole connecting plate, vacant negative pole connecting plate respectively
As the positive pole of electrokinetic cell module, vacant positive pole connecting plate is as the negative pole of electrokinetic cell module.
Power battery module structure the most according to claim 1, it is characterised in that the positive pole at every Battery pack arranges and negative pole
Being equipped with a location insulation board on the end face at row place, this location insulation board is made up of insulant and thickness is less than described
Positive pole ear or the height of negative lug；
The upper surface of described location insulation board is provided with two draw-in grooves, and two draw-in grooves are respectively close to relative two positioning insulation board
Individual end face, described card groove shape and described positive pole connecting plate or the mating shapes of negative pole connecting plate, be used for being respectively clamped into
The positive pole connecting plate of two different described conductive metal sheets and negative pole connecting plate；The bottom of described draw-in groove has through hole, should
The position of through hole is corresponding with the position of described positive pole row or negative pole row, is used for exposing positive pole row or negative pole row so that connecting
Connect.
Power battery module structure the most according to claim 1 and 2, it is characterised in that described conductive metal sheet is by copper
Plate is made.
Power battery module structure the most according to claim 3, it is characterised in that described positive pole connecting plate and negative pole are even
Fishplate bar is respectively made up of one piece of copper coin, has ladder type groove wherein, another block copper coin is provided with and described ladder on one piece of copper coin
The inverted ladder type of type groove match is protruding, removably connects in order to make two pieces of copper coins be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620635652.7U CN205680725U (en) | 2016-06-24 | 2016-06-24 | A kind of power battery module structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620635652.7U CN205680725U (en) | 2016-06-24 | 2016-06-24 | A kind of power battery module structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205680725U true CN205680725U (en) | 2016-11-09 |
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ID=57428963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620635652.7U Expired - Fee Related CN205680725U (en) | 2016-06-24 | 2016-06-24 | A kind of power battery module structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205680725U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107068954A (en) * | 2017-01-11 | 2017-08-18 | 深圳市沃特玛电池有限公司 | A kind of battery module structure |
| CN108899463A (en) * | 2018-06-21 | 2018-11-27 | 深圳市伟创源科技有限公司 | Portable vehicle continuation of the journey reserve battery and its electrification control method |
| CN110168769A (en) * | 2016-12-09 | 2019-08-23 | 三星Sdi株式会社 | Battery pack |
-
2016
- 2016-06-24 CN CN201620635652.7U patent/CN205680725U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110168769A (en) * | 2016-12-09 | 2019-08-23 | 三星Sdi株式会社 | Battery pack |
| CN110168769B (en) * | 2016-12-09 | 2022-06-21 | 三星Sdi株式会社 | Battery |
| US11515598B2 (en) | 2016-12-09 | 2022-11-29 | Samsung Sdi Co., Ltd. | Battery pack |
| CN107068954A (en) * | 2017-01-11 | 2017-08-18 | 深圳市沃特玛电池有限公司 | A kind of battery module structure |
| CN108899463A (en) * | 2018-06-21 | 2018-11-27 | 深圳市伟创源科技有限公司 | Portable vehicle continuation of the journey reserve battery and its electrification control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20190624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |