CN104752672B - Adapter plate and lithium ion battery pack with adapter plate - Google Patents
Adapter plate and lithium ion battery pack with adapter plate Download PDFInfo
- Publication number
- CN104752672B CN104752672B CN201510112552.6A CN201510112552A CN104752672B CN 104752672 B CN104752672 B CN 104752672B CN 201510112552 A CN201510112552 A CN 201510112552A CN 104752672 B CN104752672 B CN 104752672B
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- Prior art keywords
- metal
- metal plates
- lug
- battery cell
- metal tube
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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
- H01M50/531—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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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 relates to the field of lithium ion batteries, and discloses an adapter plate and a lithium ion battery pack with the adapter plate; the adapter plate comprises an insulating substrate; a first tab through hole and a second tab through hole are respectively formed in the insulating substrate; the adapter plate further comprises a first metal component, a second metal component and a third metal component fixed on the surface of the insulating substrate; the first metal component comprises a first metal pipe and a first metal plate extending at the right side of the first metal pipe; the second metal component comprises a second metal pipe, a second metal plate and a third metal plate, wherein the second metal plate and the third metal plate respectively extend at the left and right sides of the second metal pipe; the third metal component comprises a third metal pipe and a fourth metal plate extending at the left side of the third metal pipe; the first metal plate and the second metal plate are just aligned and parallel to each other and respectively positioned at the front and back of the first tab through hole; and the third metal plate and the fourth metal plate are just aligned and parallel to each other and respectively positioned at the front and back of the second tab through hole. The cycle performance of the battery pack is easily increased.
Description
Technical field
The present invention relates to field of lithium ion battery, more particularly to a kind of pinboard and the lithium ion battery with the pinboard
Group.
Background technology
Lithium ion battery is due to, the characteristics of its environmental protection and energy saving, being widely used as new forms of energy.Currently used for auto model
Li-ion batteries piles series connection switching with pinboard made using the attached Copper Foil method of fibre board, there is set of cells assembled in series
Afterwards.When battery passes through high current, the internal resistance height of battery, big, the overall discharge performance of heating are poor.
The content of the invention
The first purpose of the embodiment of the present invention is to provide a kind of pinboard and the Li-ion batteries piles with the pinboard, is had
Beneficial to raising cycle performance of the cascaded lithium ion batteries group in heavy-current discharge.
A kind of pinboard provided in an embodiment of the present invention, a kind of Li-ion batteries piles pinboard, including：Insulated substrate,
The first lug through hole, the second lug through hole for being respectively used to run through for lug is provided with the insulated substrate,
Also include：It is fixed on first metal assembly on the insulated substrate surface, the second metal assembly, the 3rd metal group
Part,
First metal assembly includes the first metal tube and extends in the first metal on the right side of first metal tube
Plate,
Second metal assembly includes the second metal tube and each extends in the second metal tube left and right sides
Second metal plates, the 3rd metal plates,
3rd metal assembly includes the 3rd metal tube and extends in the 4th metal on the left of the 3rd metal tube
Plate,
First metal plates are facing each other parallel with second metal plates, logical positioned at first lug respectively
Before and after hole,
3rd metal plates with the 4th metal plates just to parallel, respectively positioned at the second lug through hole
In front and back；Bulge clearance is gone back between first metal tube and second metal plates insulation gap plate；Described first
Bulge clearance is gone back between metal plates and second metal tube insulation gap plate.
Alternatively, going back bulge clearance between the 4th metal plates and second metal tube has insulation gap plate.
Alternatively, going back bulge clearance between the 3rd metal plates and the 3rd metal tube has insulation gap plate.
A kind of Li-ion batteries piles provided in an embodiment of the present invention, including by the lithium-ion electric that at least two battery cells are constituted
Core group, the top of each battery cell are extended with opposite polarity anode ear, negative electrode lug respectively, it is characterized in that,
Also include above-mentioned arbitrary described pinboard,
To be arbitrarily connected in series the first battery cell, the second battery cell, the anode ear of first battery cell,
The negative electrode lug of two battery cells is stretched out from the first lug through hole respectively, and the anode ear bent jointing of the first battery cell is in institute
State the top surface of the second metal plates, the top surface of the negative electrode lug bent jointing of the second battery cell in the 3rd metal plates,
The negative electrode lug of first battery cell, the anode ear of the second battery cell are stretched out from the second lug through hole,
Top surface of the negative electrode lug bent jointing of the first battery cell in the 4th metal plates, the anode ear of second battery cell
Top surface of the bent jointing in first metal plates.
Therefore, using the present embodiment technical scheme, due to the pinboard using the present embodiment, carrying out battery cell
When being connected in series, only the lug of cell need to be separately fixed on four metal plates, and without the need for other leads
Or cabling carries out the interconnection of series connection point, which makes being linked and packed for set of cells simpler, quick relative to prior art
And it is easily operated.And the present embodiment pinboard using metal assembly as the part being connected in series, which is relative to wire or line
Road plate cabling connection, using the present embodiment technical scheme, also helps the series resistance for reducing set of cells, reduces discharge temp,
Prevent too high the burning out of series connection point temperature from causing to export the problem for disconnecting, be conducive to improving circulation of the set of cells in heavy-current discharge
Performance.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, not
Inappropriate limitation of the present invention is constituted, in the accompanying drawings：
A kind of adapter plate structure schematic diagram that Fig. 1 embodiment of the present invention 1 is provided；
Another angle dimensional structure diagrams of the Fig. 2 for pinboard shown in Fig. 1；
Assembling structure schematic diagrams of the Fig. 3 for pinboard shown in Fig. 1；
Fig. 4 compares schematic diagram for the battery 150A discharge capacities change curve provided in the embodiment of the present invention 1；
Fig. 5 is the temperature variation curve variation diagram of the battery that provides in 150A discharge processes in the embodiment of the present invention 1.
Reference:
100：Insulated substrate；101：First metal assembly；102：Second metal assembly；
103：3rd metal assembly；1001：First lug through hole；1002：Second lug through hole；
1011：First metal tube；1012：First metal plates；1021：Second metal tube；
1022：Second metal plates；1023：3rd metal plates；1032：4th metal plates；
1003：Insulation gap plate.
Specific embodiment
Describe the present invention, the illustrative examples of the here present invention below in conjunction with accompanying drawing and specific embodiment in detail
And explanation is for explaining the present invention but not as a limitation of the invention.
Embodiment 1：
Shown in Figure 1, the Li-ion batteries piles that the present embodiment is provided pinboard mainly includes insulated substrate 100, consolidates
It is scheduled on the first metal assembly 101 on insulated substrate 100, the second metal assembly 102, the 3rd metal assembly 103.
The first lug through hole 1001 for being respectively used to run through for lug, the second lug are provided with insulated substrate 100 to lead to
Hole 1002.
First metal assembly 101 include the first metal tube 1011, and extend on the right side of the first metal tube 1011 first
Metal plates 1012.Second metal assembly 102 includes the second metal tube 1021, and each extends over left in the second metal tube 1021
Second metal plates 1022 of right both sides, the 3rd metal plates 1023.3rd metal assembly 103 include the 3rd metal tube 1031 with
And extend in the 4th metal plates 1032 on the left of the 3rd metal tube 1031.
When 100 top of insulated substrate is fixed on, the first metal tube 1011, the second metal tube 1021, the 3rd metal tube
1031 difference it is parallel, and between the first metal tube 1011 and the second metal tube 1,021 second metal plates 1022, the second metal
Plate 1022 mutually in the middle of exist with gap just to, it is parallel, respectively positioned at the front end and rear end of the first lug through hole 1001.
Between second metal tube 1021 and the 3rd metal tube 1031, the 3rd metal plates 1023, the 4th metal plates 1032 are also mutually middle
Exist with gap just to, it is parallel.Respectively positioned at the front end and rear end of the second lug through hole 1002.
The pinboard of the present embodiment can be applied to the lithium ion battery being composed in series by multiple lithium-ion battery monomers
Assembling is matched somebody with somebody：
To the switching by taking the two series-connected cell monomers (being designated as the first battery cell, the second battery cell) of arbitrary neighborhood as an example
Plate carries out schematically illustrate with the annexation of cell.
The anode ear of the first battery cell, the negative electrode lug of the second battery cell are respectively from the first lug of insulated substrate 100
Through hole 1001 stretches out, and bends anode ear, the negative electrode lug for stretching out, the anode ear of the first battery cell is fixed and is conductively connected (welding
Or laser spot welding or other fixed forms) in the top surface of the second metal plates 1022, by the negative electrode lug of the second battery cell
Bending fixation is conductively connected the top surface in the 3rd metal plates 1023.In the same manner, the negative electrode lug of the first battery cell, the second battery list
The anode ear of body is stretched out from the second lug through hole 1002 of insulated substrate 100, bends anode ear, the negative electrode lug for stretching out, by first
The negative electrode lug of battery cell fixes the top surface being conductively connected in the 4th metal plates 1032, and the anode ear of the second battery cell is solid
Surely it is conductively connected the top surface in the first metal plates 1012.The first battery cell, the second battery cell is made to pass through the first metal group
Part 101, the second metal assembly 102 and the 3rd metal assembly 103 are connected in series.
Therefore, using the present embodiment technical scheme, due to the pinboard using the present embodiment, carrying out battery cell
When being connected in series, only the lug of cell need to be separately fixed on four metal plates, and without the need for other leads
Or cabling carries out the interconnection of series connection point, which makes being linked and packed for set of cells simpler, quick relative to prior art
And it is easily operated.And the present embodiment pinboard using metal assembly as the part being connected in series, which is relative to wire or line
Road plate cabling connection, using the present embodiment technical scheme, also helps the series resistance for reducing set of cells, reduces discharge temp,
Prevent too high the burning out of series connection point temperature from causing to export the problem for disconnecting, be conducive to improving circulation of the set of cells in heavy-current discharge
Performance.
As the signal of the present embodiment, can be between the first metal tube 1011 and the second metal plates 1022, first
Between metal plates 1012 and the second metal tube 1021, between the 4th metal plates 1032 and the second metal tube 1021, the 3rd gold medal
Between category plate 1023 and the 3rd metal tube 1031, the insulation gap plate 1003 of a projection is respectively provided with.It is each further to improve
The insulating properties of series connection point, it is to avoid connection short circuit.The insulation gap plate 1003 can be, but not limited to integrated with insulated substrate 100
Design, the integrated molding in 100 molding of insulated substrate.
Used as the signal of the present embodiment, the insulated substrate 100 of the present embodiment is can be, but not limited to as bakelite plate or plastics
Plate or other insulant substrates.
As the signal of the present embodiment, the first metal tube 1011, the 3rd metal tube 1031 can as the present embodiment lithium from
The both positive and negative polarity outfan of sub- set of cells is so as to supplying power for outside, the first metal assembly 101, the second metal assembly 102 on pinboard
And the 3rd metal assembly 103 as the series connection between each battery cell of the present embodiment connection member.
Used as the signal of the present embodiment, the second metal assembly 102 is except the connection as the series connection between each battery cell
Outside part, the second metal tube 1031 on the second metal assembly 102 is also used as charging electricity when this lithium ion battery charges
The connecting interface of pressure detection node, detects use to be supplied to voltage to charge, further increases the convenience that battery is used, letter
Structure is changed.
In order to further illustrate the effect of the present embodiment, the present embodiment is carried out further below in conjunction with test data analyzer
Analysis.
Below with APA742126-Q2A-7.4V models, normal capacity is right for test for the lithium ion battery of 5200mAh
As.
Matched group：Traditional PCB pinboards, carry out lithium ion battery by way of Copper Foil cabling on PCB pinboards
The Series connection welding connection of group.
The present invention：It is connected in series using pinboard of the present invention.
Test one：The 150A discharge performances of detection set of cells, obtain shown in the experimental data and Fig. 4 shown in table one
Discharge capacity change curve compares schematic diagram.In the diagram, wherein 401 for battery of the present invention discharge capacity change curve, 402
To compare the discharge capacity change curve of Battery pack.
Test two：By set of cells with 1C it is fully charged after, with 150A constant-current discharges to 6.0V, record discharge capacity, copper pipe temperature
Degree, concatenation points temperature and battery surface temperature.Obtain Fig. 5 temperature variation curve variation diagrams.In Figure 5, wherein 501 are control
The temperature variation curve of the tube hub of the first metal tube of Battery pack, during 502 are 1 pipe for the first metal tube of battery of the present invention
The temperature variation curve of the heart, 503 to compare series connection point temperature variation curve of the Battery pack on the second metal assembly surface, and 504 are
Series connection point temperature variation curve of the battery of the present invention on the second metal assembly surface, 505 is matched group battery housing surface temperature
Degree change curve, 502 is battery housing surface temperature change curve of the present invention.
Test equipment：Detecting box.
Table one：150A discharge performance test datas
From upper table one and Fig. 4,5, relative to control lithium ion battery, using the pinboard of the present embodiment, favorably
Cycle performance when lithium ion battery is improved in high-multiplying power discharge, substantially reduces the temperature of series connection point, is particularly well-suited to big work(
Rate Li-ion batteries piles.
The technical scheme for being provided to the embodiment of the present invention above is described in detail, specific case used herein
The principle and embodiment of the embodiment of the present invention are set forth, the explanation of above example is only applicable to help and understands this
The principle of inventive embodiments；Simultaneously for one of ordinary skill in the art, according to the embodiment of the present invention, in specific embodiment party
Will change in formula and range of application, in sum, this specification content should not be construed as limiting the invention.
Claims (4)
1. a kind of Li-ion batteries piles pinboard, including：Insulated substrate,
The first lug through hole, the second lug through hole for being respectively used to run through for lug is provided with the insulated substrate, which is special
Levying is,
Also include：First metal assembly on the insulated substrate surface, the second metal assembly, the 3rd metal assembly are fixed on,
First metal assembly includes the first metal tube and extends in the first metal plates on the right side of first metal tube,
Second metal assembly includes the second metal tube and each extends over the second of the second metal tube left and right sides
Metal plates, the 3rd metal plates,
3rd metal assembly includes the 3rd metal tube and extends in the 4th metal plates on the left of the 3rd metal tube,
First metal plates are facing each other parallel with second metal plates, respectively positioned at the first lug through hole
In front and back,
3rd metal plates with the 4th metal plates just to parallel, respectively before the second lug through hole
Afterwards；
Bulge clearance is gone back between first metal tube and second metal plates insulation gap plate；
Bulge clearance is gone back between first metal plates and second metal tube insulation gap plate.
2. pinboard according to claim 1, is characterized in that,
Between the 4th metal plates and second metal tube going back bulge clearance has insulation gap plate.
3. pinboard according to claim 1, is characterized in that,
Between the 3rd metal plates and the 3rd metal tube going back bulge clearance has insulation gap plate.
4. a kind of Li-ion batteries piles, including by the lithium-ion electric core group that at least two battery cells are constituted, each battery cell
Top be extended with opposite polarity anode ear, negative electrode lug respectively, it is characterized in that,
Also including arbitrary described pinboard of claims 1 to 3,
To be arbitrarily connected in series the first battery cell, the second battery cell, it is the anode ear of first battery cell, second electric
The negative electrode lug of pond monomer is stretched out from the first lug through hole respectively, and the anode ear bent jointing of the first battery cell is described
The top surface of two metal plates, the top surface of the negative electrode lug bent jointing of the second battery cell in the 3rd metal plates,
The negative electrode lug of first battery cell, the anode ear of the second battery cell are stretched out from the second lug through hole, and first
Top surface of the negative electrode lug bent jointing of battery cell in the 4th metal plates, the anode ear bending of second battery cell
It is welded on the top surface of first metal plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510112552.6A CN104752672B (en) | 2014-03-13 | 2015-03-13 | Adapter plate and lithium ion battery pack with adapter plate |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410092853 | 2014-03-13 | ||
| CN2014100928532 | 2014-03-13 | ||
| CN201510112552.6A CN104752672B (en) | 2014-03-13 | 2015-03-13 | Adapter plate and lithium ion battery pack with adapter plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104752672A CN104752672A (en) | 2015-07-01 |
| CN104752672B true CN104752672B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510112552.6A Active CN104752672B (en) | 2014-03-13 | 2015-03-13 | Adapter plate and lithium ion battery pack with adapter plate |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107154479A (en) * | 2017-04-13 | 2017-09-12 | 上海与德科技有限公司 | Attachment means of transferring and battery component |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200986939Y (en) * | 2006-10-09 | 2007-12-05 | 东莞新能源电子科技有限公司 | Combination device for power battery |
| CN201072776Y (en) * | 2007-07-27 | 2008-06-11 | 万向集团公司 | Lithium ion battery |
| CN202585603U (en) * | 2012-06-12 | 2012-12-05 | 深圳市格瑞普电池有限公司 | Lithium ion battery and patch board for same |
| CN103579678A (en) * | 2012-08-02 | 2014-02-12 | 深圳市格瑞普电池有限公司 | Lithium-ion battery pack easy to install |
| CN203787497U (en) * | 2014-03-13 | 2014-08-20 | 深圳市格瑞普电池有限公司 | Adapter plate and lithium ion battery pack with same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010076767A1 (en) * | 2008-12-30 | 2010-07-08 | Lithium Balance A/S | Modular battery management system |
-
2015
- 2015-03-13 CN CN201510112552.6A patent/CN104752672B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200986939Y (en) * | 2006-10-09 | 2007-12-05 | 东莞新能源电子科技有限公司 | Combination device for power battery |
| CN201072776Y (en) * | 2007-07-27 | 2008-06-11 | 万向集团公司 | Lithium ion battery |
| CN202585603U (en) * | 2012-06-12 | 2012-12-05 | 深圳市格瑞普电池有限公司 | Lithium ion battery and patch board for same |
| CN103579678A (en) * | 2012-08-02 | 2014-02-12 | 深圳市格瑞普电池有限公司 | Lithium-ion battery pack easy to install |
| CN203787497U (en) * | 2014-03-13 | 2014-08-20 | 深圳市格瑞普电池有限公司 | Adapter plate and lithium ion battery pack with same |
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| Publication number | Publication date |
|---|---|
| CN104752672A (en) | 2015-07-01 |
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