CN106876628A - A kind of flexible package lithium cell group with New insulated protection board structure - Google Patents
A kind of flexible package lithium cell group with New insulated protection board structure Download PDFInfo
- Publication number
- CN106876628A CN106876628A CN201710255312.0A CN201710255312A CN106876628A CN 106876628 A CN106876628 A CN 106876628A CN 201710255312 A CN201710255312 A CN 201710255312A CN 106876628 A CN106876628 A CN 106876628A
- Authority
- CN
- China
- Prior art keywords
- positive terminal
- lithium battery
- negative pole
- pole end
- side plate
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
-
- 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 flexible package lithium cell group with New insulated protection board structure, including multiple lithium batteries；Insulating protecting plate is provided between the lithium battery；The insulating protecting plate left and right sides is distributed with fin；Described each fin outer end is provided with a rubber blanket；Positive terminal and negative pole end are provided with the electrode；The second side plate and the 3rd side plate are provided with the positive terminal, positive terminal bottom is provided with lower plate；The first side plate and the 4th side plate are provided with the negative pole end, composite conducting piece is provided between negative pole end and positive terminal, negative pole end top is provided with train wheel bridge；The composite conducting piece is made up of base copper and aluminum base layer, through hole is provided with composite conducting piece and by through hole between positive terminal and negative pole end；The train wheel bridge top is provided with plating copper washer；The copper facing bead top is provided with edge copper spiral；Simple structure of the present invention, it is easy to use.
Description
Technical field
The present invention relates to a kind of lithium battery group, specifically a kind of flexible package lithium cell with New insulated protection board structure
Group.
Background technology
Li-ion batteries piles are easily caused the even short circuit of adjacent cell damage in vibration or shock, accordingly, it would be desirable to set
Put insulating protecting plate, existing insulating protecting plate unitary function, the effect only isolated, it is impossible to meet increasing demand；
The need for battery process technology, the positive and negative electrode material of each flexible package single lithium battery is respectively adopted copper and aluminum,
Flexible package lithium cell both positive and negative polarity is connected during series connection, at present, domestic flexible package lithium cell Integrated manufacture business is using directly by copper aluminium
Electrode slice is fitted and connected, but positive pole copper sheet and negative pole aluminium flake have been directly connected into drawback, because the movable metallic of copper, aluminium element is suitable
Sequence is different, and linking together can produce electrochemical reaction, and especially wet environment is more serious, when copper, two kinds of contacts of metal of aluminium
Easily form electrolyte under moisture, carbon dioxide and other impurities effect in face and air, so as to form with aluminium as negative pole,
Copper is the galvanic cell of positive pole, aluminium surface is produced couple corrosion, generates linen alundum (Al2O3), causes copper, aluminium pole piece to connect
The contact resistance increase at place is connect, due to area greatly, the positive/negative plate binding face between battery has gap to the electrode slice of lithium battery, when long
Between after use, aluminium flake oxidation and rusting causes resistance to increase.
The content of the invention
It is an object of the invention to provide a kind of flexible package lithium cell group with New insulated protection board structure, to solve
The problem proposed in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of flexible package lithium cell group with New insulated protection board structure, including multiple lithium batteries；Between the lithium battery
Insulating protecting plate is provided with, by being connected at electrode between lithium battery；The insulating protecting plate left and right sides is distributed with fin,
Insulating protecting plate is Nian Jie with fin；Described each fin outer end is provided with a rubber blanket, and fin is Nian Jie with rubber blanket；Institute
Rubber blanket is stated to be bonded on the housing of lithium battery；Positive terminal and negative pole end are provided with the electrode, positive pole is passed through at electrode
End and the top for being electrically connected in series in lithium battery of negative pole end；The positive terminal is in L tabulars, and the second side plate is provided with positive terminal
With the 3rd side plate, positive terminal bottom is provided with lower plate, and positive terminal is connected with lithium battery；The lower plate by aluminium clad iron or
Aluminum is made, and screw is provided with lower plate and is connected with edge copper spiral rotating by screw；The negative pole end is in L tabulars,
The first side plate and the 4th side plate are provided with negative pole end, composite conducting piece, negative pole end top are provided between negative pole end and positive terminal
Portion is provided with train wheel bridge；The composite conducting piece is made up of base copper and aluminum base layer, through hole is provided with composite conducting piece and is passed through
Through hole is between positive terminal and negative pole end；The train wheel bridge top is provided with plating copper washer, and train wheel bridge is by through hole and edge copper spiral shell
Turning clamped connection；The copper facing bead top is provided with edge copper spiral, through hole is provided with plating copper washer and by through hole and edge copper spiral
Clamping.
As further scheme of the invention：Second side plate of the positive terminal extends to the side of lithium battery, the second side
Plate is fitted with aluminum base layer, and the second side plate is by screw thread rotation in composite conducting piece bottom.
As further scheme of the invention：3rd side plate is connected electrically on lithium battery.
As further scheme of the invention：First side plate is fitted with base copper, and the first side plate is to the another of lithium battery
Side extends through the bottom that screw thread rotation is connected to train wheel bridge.
As further scheme of the invention：4th side plate is electrically connected on lithium battery.
As further scheme of the invention：The base copper is electrically connected with the positive terminal of lithium battery, copper-based layer surface with
The surface laminating of the positive terminal of lithium battery.
As further scheme of the invention：The aluminum base layer is electrically connected with the negative pole end of lithium battery, the surface of aluminum base layer
Fit on surface with the negative pole end of lithium battery.
As further scheme of the invention：The edge copper is threaded through plating copper washer, train wheel bridge, positive terminal, compound
Conducting strip, the through hole of negative pole end are simultaneously threadedly coupled with lower plate.
Compared with prior art, the beneficial effects of the invention are as follows：
Fin causes the space with heat transmission between insulating protecting plate and battery in the present invention, is conducive to the radiating of battery, separately
Outward, elastic rubber blanket, can provide buffering when battery pack is installed and is vibrated, and be tightly combined, and be hardly damaged, in composite conducting piece
Base copper be fitted and connected with the positive terminal of lithium battery, aluminum base layer is fitted and connected with the negative pole end of lithium battery, so as to realize lithium electricity
Series connection between pond, the positive terminal of lithium battery, the junction of negative pole end are same metal material, the active phase of metal material
Together, therefore also just produced without electrochemical reaction, and due to very close to each other between aluminum base layer and base copper, therefore composite conducting
Electrochemical reaction and corrosion, positive terminal, the resistance of the junction of negative pole end will not be produced between aluminum base layer and base copper on piece
Will not increase, even if lithium battery is when carrying out heavy-current discharge and charging, positive terminal, negative pole end also will not seriously generate heat and high temperature
Burn red, the accident caught fire so as to avoid lithium battery occurs, therefore flexible-packed battery group of the present invention is safe, extends lithium electricity
Pond service life.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the flexible package lithium cell group with New insulated protection board structure.
Fig. 2 is the structural representation at electrode in a kind of flexible package lithium cell group with New insulated protection board structure.
In figure：1- negative pole ends, 2- rubber blankets, 3- insulating protecting plates, 4- fins, 5- lithium batteries, 6- positive terminals, 7- electrodes
Place, 8- edge copper spirals, 9- edge copper washers, 10- train wheel bridges, the side plates of 11- first, 12- composite conducting pieces, the side plates of 13- second, 14-
3rd side plate, the side plates of 15- the 4th, 16- base coppers, 17- aluminum base layers, 18- lower plates.
Specific embodiment
The technical scheme of this patent is described in more detail with reference to specific embodiment.
Refer to Fig. 1-2, a kind of flexible package lithium cell group with New insulated protection board structure, including multiple lithium batteries
5；Insulating protecting plate 3 is provided between the lithium battery 5, is connected by electrode 7 between lithium battery 5；The insulating protecting plate 3
The left and right sides is distributed with fin 4, and insulating protecting plate 3 is be bonded with fin 4；Described each outer end of fin 4 is provided with one
Rubber blanket 2, fin 4 is be bonded with rubber blanket 2；The rubber blanket 2 is bonded on the housing of lithium battery 5, and fin 4 causes insulation protection
The space with heat transmission, is conducive to the radiating of battery between plate 3 and battery, in addition, the rubber blanket 2 of elasticity, can be in battery pack
Install and provide buffering when vibrating, be tightly combined, be hardly damaged；Positive terminal 6 and negative pole end 1 are provided with 7 at the electrode, electricity
7 by positive terminal 6 and the top for being electrically connected in series in lithium battery 5 of negative pole end 1 at pole；The positive terminal is in L tabulars, positive terminal
The second side plate 13 and the 3rd side plate 14 are provided with 6, the bottom of positive terminal 6 is provided with lower plate 18, positive terminal 6 and the electricity of lithium battery 5
Connection；Second side plate 13 of the positive terminal 6 extends to the side of lithium battery 5, and the second side plate 13 is fitted with aluminum base layer 17, and second
Side plate 13 is by screw thread rotation in the bottom of composite conducting piece 12；3rd side plate 14 is connected electrically on lithium battery 5；The lower folder
Plate 18 is made up of aluminium clad iron or aluminum, screw is provided with lower plate 18 and is rotatably connected with edge copper spiral 8 by screw；
The negative pole end 1 is in be provided with the first side plate 11 and the 4th side plate 15 in L tabulars, negative pole end 1, between negative pole end 1 and positive terminal 6
Composite conducting piece 12 is provided with, the top of negative pole end 1 is provided with train wheel bridge 10；First side plate 11 is fitted with base copper 16, the
Side plate 11 extends through the bottom that screw thread rotation is connected to train wheel bridge 10 to the opposite side of lithium battery 5；4th side plate 15
It is electrically connected on lithium battery 5；The composite conducting piece 12 is made up of base copper 16 and aluminum base layer 17, is provided with composite conducting piece 12
Through hole and by through hole between positive terminal 6 and negative pole end 1；The base copper 16 is electrically connected with the positive terminal 6 of lithium battery 5, copper
Fitted with the surface of the positive terminal 6 of lithium battery 5 on the surface of basic unit 16；The aluminum base layer 17 is electrically connected with the negative pole end 1 of lithium battery 5,
Fitted with the surface of the negative pole end 1 of lithium battery 5 on the surface of aluminum base layer 17；The top of the train wheel bridge 10 is provided with plating copper washer 9, on
Clamping plate 10 is by through hole and the clamping of edge copper spiral 8；The top of plating copper washer 9 is provided with edge copper spiral 8, is set in plating copper washer 9
There is through hole and by through hole and the clamping of edge copper spiral 8；The edge copper spiral 8 through plating copper washer 9, train wheel bridge 10, positive terminal 6,
Composite conducting piece 12, the through hole of negative pole end 1 are simultaneously threadedly coupled with lower plate 18, and the base copper 16 in composite conducting piece 12 is electric with lithium
The positive terminal 6 in pond 5 is fitted and connected, and aluminum base layer 17 is fitted and connected with the negative pole end 1 of lithium battery 5, so as to realize between lithium battery 5
Series connection, the positive terminal 6 of lithium battery 5, the junction of negative pole end 1 are same metal material, metal material it is active identical, because
This is also just produced without electrochemical reaction, and due to very close to each other between aluminum base layer 17 and base copper 16, therefore composite conducting
Electrochemical reaction and corrosion, positive terminal 6, the connection of negative pole end 1 will not be produced between aluminum base layer 17 and base copper 16 on piece 12
The resistance at place will not increase, even if lithium battery 5 is when carrying out heavy-current discharge and charging, positive terminal 6, negative pole end 1 also will not be tight
Retransmit heat and high temperature burns red, the accident caught fire so as to avoid lithium battery 5 occurs, therefore flexible-packed battery group security of the present invention
Height, extends the service life of lithium battery 5.
Operation principle of the invention is：Fin 4 causes the space with heat transmission between insulating protecting plate 3 and battery, has
Beneficial to the radiating of battery, in addition, the rubber blanket 2 of elasticity, can provide buffering when battery pack is installed and is vibrated, it is tightly combined, no
Fragile, the base copper 16 in composite conducting piece 12 is fitted and connected with the positive terminal 6 of lithium battery 5, aluminum base layer 17 and lithium battery 5
Negative pole end 1 is fitted and connected, and so as to realize the series connection between lithium battery 5, the positive terminal 6 of lithium battery 5, the junction of negative pole end 1 are equal
Be same metal material, metal material it is active identical, therefore also just produced without electrochemical reaction, and due to aluminum base layer
It is very close to each other between 17 and base copper 16, therefore will not produce electricity between aluminum base layer 17 and base copper 16 on composite conducting piece 12
Chemical reaction and corrosion, positive terminal 6, the resistance of the junction of negative pole end 1 will not increase, even if lithium battery 5 is carrying out high current
When electric discharge and charging, positive terminal 6, negative pole end 1 also will not seriously generate heat and high temperature burns red, so as to avoid what lithium battery 5 caught fire
Accident occurs, therefore flexible-packed battery group of the present invention is safe, extends the service life of lithium battery 5.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art possesses, can also be on the premise of this patent objective not be departed from
Make a variety of changes.
Claims (8)
1. a kind of flexible package lithium cell group with New insulated protection board structure, including multiple lithium batteries（5）；Its feature exists
In the lithium battery（5）Between be provided with insulating protecting plate（3）, lithium battery（5）Between by electrode（7）Series connection；It is described exhausted
Edge protection board（3）The left and right sides is distributed with fin（4）, insulating protecting plate（3）With fin（4）Bonding；Described each fin（4）
Outer end is provided with a rubber blanket（2）, fin（4）With rubber blanket（2）Bonding；The rubber blanket（2）It is bonded in lithium battery
（5）Housing on；At the electrode（7）Inside it is provided with positive terminal（6）And negative pole end（1）, at electrode（7）By positive terminal（6）
And negative pole end（1）Be electrically connected in series in lithium battery（5）Top；The positive terminal is in L tabulars, positive terminal（6）Inside it is provided with
Second side plate（13）With the 3rd side plate（14）, positive terminal（6）Bottom is provided with lower plate（18）, positive terminal（6）With lithium battery（5）
Electrical connection；The lower plate（18）It is made up of aluminium clad iron or aluminum, lower plate（18）Inside it is provided with screw and by screw
With edge copper spiral（8）Rotatable connection；The negative pole end（1）In L tabulars, negative pole end（1）Inside it is provided with the first side plate（11）With
Four side plates（15）, negative pole end（1）With positive terminal（6）Between be provided with composite conducting piece（12）, negative pole end（1）Top is provided with
Clamping plate（10）；The composite conducting piece（12）By base copper（16）And aluminum base layer（17）Composition, composite conducting piece（12）Inside it is provided with
Through hole simultaneously passes through through hole in positive terminal（6）With negative pole end（1）Between；The train wheel bridge（10）Top is provided with plating copper washer（9）,
Train wheel bridge（10）By through hole and edge copper spiral（8）Clamping；The plating copper washer（9）Top is provided with edge copper spiral（8）, copper facing
Packing ring（9）Inside it is provided with through hole and by through hole and edge copper spiral（8）Clamping.
2. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the positive terminal（6）The second side plate（13）To lithium battery（5）Side extend, the second side plate（13）With aluminum base layer（17）
Laminating, the second side plate（13）By screw thread rotation in composite conducting piece（12）Bottom.
3. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the 3rd side plate（14）It is connected electrically in lithium battery（5）On.
4. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In first side plate（11）With base copper（16）Laminating, the first side plate（11）To lithium battery（5）Opposite side extend through spiral shell
Line is rotatably connected in train wheel bridge（10）Bottom.
5. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the 4th side plate（15）It is electrically connected to lithium battery（5）On.
6. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the base copper（16）With lithium battery（5）Positive terminal（6）Electrical connection, base copper（16）Surface and lithium battery（5）Positive pole
End（6）Surface laminating.
7. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the aluminum base layer（17）With lithium battery（5）Negative pole end（1）Electrical connection, aluminum base layer（17）Surface and lithium battery（5）It is negative
Extremely（1）Surface laminating.
8. a kind of flexible package lithium cell group with New insulated protection board structure according to claim 1, its feature exists
In the edge copper spiral（8）Through plating copper washer（9）, train wheel bridge（10）, positive terminal（6）, composite conducting piece（12）, negative pole end
（1）Through hole and and lower plate（18）Threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710255312.0A CN106876628A (en) | 2017-04-19 | 2017-04-19 | A kind of flexible package lithium cell group with New insulated protection board structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710255312.0A CN106876628A (en) | 2017-04-19 | 2017-04-19 | A kind of flexible package lithium cell group with New insulated protection board structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106876628A true CN106876628A (en) | 2017-06-20 |
Family
ID=59163525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710255312.0A Withdrawn CN106876628A (en) | 2017-04-19 | 2017-04-19 | A kind of flexible package lithium cell group with New insulated protection board structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106876628A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611307A (en) * | 2017-09-23 | 2018-01-19 | 芜湖雪影实业有限公司 | A kind of battery of electric vehicle mounting structure |
| CN114114032A (en) * | 2021-11-15 | 2022-03-01 | 中国电子科技集团公司第十八研究所 | Four-wire system test fixture for high-power lithium battery |
| CN114142124A (en) * | 2021-11-29 | 2022-03-04 | 深圳市思商科技有限公司 | Lithium battery with multilayer film heat dissipation structure |
-
2017
- 2017-04-19 CN CN201710255312.0A patent/CN106876628A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611307A (en) * | 2017-09-23 | 2018-01-19 | 芜湖雪影实业有限公司 | A kind of battery of electric vehicle mounting structure |
| CN114114032A (en) * | 2021-11-15 | 2022-03-01 | 中国电子科技集团公司第十八研究所 | Four-wire system test fixture for high-power lithium battery |
| CN114142124A (en) * | 2021-11-29 | 2022-03-04 | 深圳市思商科技有限公司 | Lithium battery with multilayer film heat dissipation structure |
| CN114142124B (en) * | 2021-11-29 | 2024-01-16 | 深圳市思商科技有限公司 | Lithium battery with multilayer film heat radiation structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170727 Address after: 100052 Beijing City, Xicheng District Xuanwu Wai Avenue No. 10 Zhuangsheng Plaza Central Office South 12 1225-1242 room Applicant after: Chen Ping Address before: Longgang District of Shenzhen City, Guangdong province 518000 de Zheng Lu Long Fu Yi Cun building on the third floor Applicant before: Wang Shuang |
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170620 |