CN206259434U - A kind of ultra-high magnifications polymer Li-ion battery - Google Patents
A kind of ultra-high magnifications polymer Li-ion battery Download PDFInfo
- Publication number
- CN206259434U CN206259434U CN201621432783.1U CN201621432783U CN206259434U CN 206259434 U CN206259434 U CN 206259434U CN 201621432783 U CN201621432783 U CN 201621432783U CN 206259434 U CN206259434 U CN 206259434U
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- China
- Prior art keywords
- pole
- battery
- negative
- pole piece
- positive
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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
- 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
-
- 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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Abstract
The utility model is related to a kind of lithium ion battery, specifically a kind of cylinder ultra-high magnifications polymer Li-ion battery, belongs to technical field of lithium ion.It includes battery case, and the positive pole sealing end that battery case is stretched out in multiple positive pole ears position of anode pole piece is integrally welded with positive pole ear, and the negative pole sealing end that multiple negative lugs of cathode pole piece stretch out battery case is integrally welded with negative lug.The utility model draws lug position in positive plate and the more positions of negative plate（Each circle is each in the group of pole draws a point position connecting tab）, catchment effect is significantly improved during discharge and recharge, and energy continuous discharge multiplying power maximum will rise to more than 20.0C by traditional 10.0C or so；The current value of charging and discharging when increases of lug position increases substantially the discharge and recharge of battery, the charging and discharging speed (multiplying power) of raising battery, the particularly discharge-rate of battery will be significantly improved.
Description
Technical field
The utility model is related to a kind of lithium ion battery, specifically a kind of cylinder ultra-high magnifications polymer Li-ion
Battery, belongs to technical field of lithium ion.
Background technology
At present, the traditional cylinder high-rate polymer lithium ion battery for occurring on the market, the usually two ends of cylinder
It is the two poles of the earth of battery：Positive pole and negative pole；Positive plate and negative plate respectively weld 1 lug in cylinder, and 1 is drawn after winding poling group
As the positive and negative electrode of battery, lug draws the position of positive plate or negative plate with regard to 1 point position to individual lug, and afflux is made during discharge and recharge
With limited, particularly discharge-rate will not be very high, typically can continuous discharge multiplying power maximum in 10.0C or so.
The content of the invention
The purpose of this utility model is to overcome above-mentioned weak point, so as to provide a kind of cylinder ultra-high magnifications polymer
Lithium ion battery, greatly improved discharge-rate, and faster, discharge current is bigger for charging rate.
According to the technical scheme that the utility model is provided, a kind of cylinder ultra-high magnifications polymer Li-ion battery includes circle
Encapsulation battery pole group in the battery case of cylindricality, battery case, battery pole group includes anode pole piece, barrier film and cathode pole piece, just
Pole pole piece, barrier film and cathode pole piece stack gradually and wind the battery pole group to form cylinder, it is characterized in that：Anode pole piece includes
Anode pole piece portion and multiple positive pole ear positions, multiple positive pole ear positions are distributed along anode pole piece portion upper end-face edge, in anode pole piece
Wound with barrier film, cathode pole piece after forming battery pole group, multiple positive pole ear positions are located on same direction position；Cathode pole piece bag
Cathode pole piece portion and multiple negative lug positions are included, multiple negative lug positions are distributed along cathode pole piece subordinate end margin, in negative pole pole
After piece winds with barrier film, anode pole piece, multiple negative lugs positions are located on same direction position；Battery case upper and lower side sets respectively
There are positive pole sealing end and negative pole sealing end, the positive pole sealing end edge welding positive pole ear of battery case, the negative pole of battery case
Weld negative lug in sealing end edge；The positive pole sealing end and positive pole of battery case are stretched out in multiple positive pole ears position of anode pole piece
Tab welding is integral, and multiple negative lugs position of cathode pole piece stretches out the negative pole sealing end of battery case and negative lug is welded
Integrally.
Further, positive pole ear position is rectangular configuration.
Further, negative lug position is rectangular configuration.
Further, battery pole group middle part winding high temperature gummed tape, high temperature gummed tape can will constitute the positive pole pole of battery pole group
Piece, barrier film and cathode pole piece are fastened together.
Further, positive pole ear and positive pole ear position weld sealing winding high temperature gummed tape, negative lug and negative pole pole
Ear position weld sealing winding high temperature gummed tape.
Further, battery case is made using plastic-aluminum membrane material.
Further, the positive pole sealing end and negative pole sealing end of battery case are set by positive and negative lug middle part PP glue and electricity
Pond outer casing inner wall heat is melted sealing and is formed.
Further, anode pole piece is made using aluminium foil.
Further, cathode pole piece is made using Copper Foil.
Compared with the prior art the utility model has advantages below：
It is the utility model simple structure, compact, reasonable, draw lugs position in positive plate and the more positions of negative plate（Pole
Each circle is each in group draws a point position connecting tab）, catchment effect is significantly improved during discharge and recharge, can continuous discharge multiplying power maximum
Value will rise to more than 20.0C by traditional 10.0C or so；The increase of lug position increases substantially the charging during discharge and recharge of battery
With the current value of electric discharge, the charging and discharging speed (multiplying power) of battery is improved, the particularly discharge-rate of battery will be significantly improved.
Brief description of the drawings
Fig. 1 is the utility model structure chart.
Fig. 2 is battery pole group structure chart of the present utility model.
Fig. 3 is positive and negative extreme ear structure figure of the present utility model.
Fig. 4 is anode pole piece structure chart of the present utility model.
Fig. 5 is cathode pole piece structure chart of the present utility model.
Description of reference numerals：1- battery cases, 2- positive pole ears, 3- negative lugs, 4- positive pole ears position, 5- negative lugs
Position, 6- high temperature gummed tapes, 7- positive poles sealing end, 8- negative poles sealing end, 9- battery poles group, 10-PP glue, 11- anode pole pieces portion, 12-
Cathode pole piece portion.
Specific embodiment
The utility model will be further described with reference to the embodiment in accompanying drawing below：
As shown in Fig. 1 ~ 5, the utility model mainly includes the battery case 1 of cylinder, encapsulation battery pole in battery case 1
Group 9, battery pole group 9 includes anode pole piece, barrier film and cathode pole piece, and anode pole piece, barrier film and cathode pole piece are stacked gradually and rolled up
Around the battery pole group 9 for forming cylinder.
The anode pole piece is made using aluminium foil, and anode pole piece includes anode pole piece portion 11 and multiple positive pole ear positions 4,
Positive mix is partly coated with aluminium foil and forms anode pole piece portion 11, the aluminium foil of uncoated positive mix is multiple by being formed after shearing
The positive pole ear position 4 of rectangular configuration, multiple positive pole ear positions 4 are distributed along the upper end-face edge of anode pole piece portion 11.Anode pole piece with
Barrier film, cathode pole piece are wound after forming battery pole group 9, and multiple positive pole ear positions 4 are located on same direction position.
The cathode pole piece is made using Copper Foil, and cathode pole piece includes cathode pole piece portion 12 and multiple negative lug positions 5,
Negative pole powder is partly coated with Copper Foil and forms cathode pole piece portion 12, the Copper Foil of uncoated negative pole powder is multiple by being formed after shearing
The negative lug position 5 of rectangular configuration, multiple negative lug positions 5 are distributed along the lower edge of cathode pole piece portion 12.Cathode pole piece with
Barrier film, anode pole piece are wound after forming battery pole group 9, and multiple negative lug positions 5 are located on same direction position.
The middle part of the battery pole group 9 winding high temperature gummed tape 6, high temperature gummed tape 6 can will constitute the positive pole pole of battery pole group 9
Piece, barrier film and cathode pole piece are fastened together.
The upper and lower side of battery case 1 is respectively equipped with positive pole sealing end 7 and negative pole sealing end 8, the positive pole sealing end of battery case 1
Weld positive pole ear 2, the edge of the negative pole sealing end 8 welding negative lug 3 of battery case 1 in 7 edges.
Outside PP glue 10 and battery of the positive pole sealing end 7 and negative pole sealing end 8 of battery case 1 by setting in the middle part of positive and negative lug
The inner surface heat of shell 1 melts sealing and is formed.
Multiple positive pole ears position 4 of anode pole piece stretches out the positive pole sealing end 7 of battery case 1 and positive pole ear 2 is welded into
Integrally, the negative pole sealing end 8 of battery case 1 is stretched out in multiple negative lugs position 5 of cathode pole piece and negative lug 3 is welded into one
Body.
The positive pole ear 2 and positive pole ear position 4 welds sealing winding high temperature gummed tape 6, negative lug 3 and negative lug
Position 5 welds sealing winding high temperature gummed tape 6.
The battery case 1 is made using plastic-aluminum membrane material, by technological formings such as punching press, flangings.
The utility model is improved in positive-negative plate structure, and lug is drawn in positive plate and the more positions of negative plate
Position（Each circle is each in the group of pole draws a point position connecting tab）, catchment effect is significantly improved during discharge and recharge, can continuous discharge times
Rate maximum will rise to more than 20.0C by traditional 10.0C or so.When the increase of lug position increases substantially the discharge and recharge of battery
Charging and discharging current value, improving the charging and discharging speed (multiplying power) of battery, the particularly discharge-rate of battery will be aobvious
Write and improve.
Claims (9)
1. a kind of battery case of cylinder ultra-high magnifications polymer Li-ion battery, including cylinder（1）, battery case（1）
Interior encapsulation battery pole group（9）, battery pole group（9）Including anode pole piece, barrier film and cathode pole piece, anode pole piece, barrier film and negative pole
Pole piece stacks gradually and winds the battery pole group to form cylinder（9）, it is characterized in that：Anode pole piece includes anode pole piece portion（11）
With multiple positive pole ears position（4）, multiple positive pole ear positions（4）Along anode pole piece portion（11）Upper end-face edge is distributed, in anode pole piece
Wind to form battery pole group with barrier film, cathode pole piece（9）Afterwards, multiple positive pole ear positions（4）On same direction position；Negative pole
Pole piece includes cathode pole piece portion（12）With multiple negative lugs position（5）, multiple negative lug positions（5）Along cathode pole piece portion（12）Under
End margin is distributed, after cathode pole piece and barrier film, anode pole piece winding, multiple negative lug positions（5）Positioned at same direction position
On；Battery case（1）Upper and lower side is respectively equipped with positive pole sealing end（7）With negative pole sealing end（8）, battery case（1）Positive pole envelope
Mouth end（7）Weld positive pole ear in edge（2）, battery case（1）Negative pole sealing end（8）Weld negative lug in edge（3）；Positive pole
Multiple positive pole ears position of pole piece（4）Stretch out battery case（1）Positive pole sealing end（7）With positive pole ear（2）It is integrally welded,
Multiple negative lugs position of cathode pole piece（5）Stretch out battery case（1）Negative pole sealing end（8）With negative lug（3）It is welded into
Integrally.
2. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The positive pole pole
Ear position（4）It is rectangular configuration.
3. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The negative pole pole
Ear position（5）It is rectangular configuration.
4. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The battery pole
Group（9）Middle part winds high temperature gummed tape（6）, high temperature gummed tape（6）Can will constitute battery pole group（9）Anode pole piece, barrier film and negative
Pole pole piece is fastened together.
5. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The positive pole pole
Ear（2）With positive pole ear position（4）Weld sealing winding high temperature gummed tape（6）, negative lug（3）With negative lug position（5）Welding
Place's sealing winding high temperature gummed tape（6）.
6. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：Outside the battery
Shell（1）Made using plastic-aluminum membrane material.
7. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：Outside the battery
Shell（1）Positive pole sealing end（7）With negative pole sealing end（8）The PP glue set by positive and negative lug middle part（10）With battery case（1）
Inner surface heat melts sealing and is formed.
8. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The positive pole pole
Piece is made using aluminium foil.
9. a kind of cylinder ultra-high magnifications polymer Li-ion battery as claimed in claim 1, it is characterized in that：The negative pole pole
Piece is made using Copper Foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432783.1U CN206259434U (en) | 2016-12-23 | 2016-12-23 | A kind of ultra-high magnifications polymer Li-ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621432783.1U CN206259434U (en) | 2016-12-23 | 2016-12-23 | A kind of ultra-high magnifications polymer Li-ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206259434U true CN206259434U (en) | 2017-06-16 |
Family
ID=59030381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621432783.1U Expired - Fee Related CN206259434U (en) | 2016-12-23 | 2016-12-23 | A kind of ultra-high magnifications polymer Li-ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206259434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107331809A (en) * | 2017-06-30 | 2017-11-07 | 马鞍山首拓新能源科技有限公司 | Battery energy storage device and preparation method thereof |
| CN107658423A (en) * | 2017-08-07 | 2018-02-02 | 云南靖创液态金属热控技术研发有限公司 | Liquid metal alloy pole piece and preparation method, lithium ion battery and preparation method |
-
2016
- 2016-12-23 CN CN201621432783.1U patent/CN206259434U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107331809A (en) * | 2017-06-30 | 2017-11-07 | 马鞍山首拓新能源科技有限公司 | Battery energy storage device and preparation method thereof |
| CN107331809B (en) * | 2017-06-30 | 2020-05-26 | 张红梅 | Battery energy storage device and preparation method thereof |
| CN107658423A (en) * | 2017-08-07 | 2018-02-02 | 云南靖创液态金属热控技术研发有限公司 | Liquid metal alloy pole piece and preparation method, lithium ion battery and preparation method |
| CN107658423B (en) * | 2017-08-07 | 2020-06-02 | 云南靖创液态金属热控技术研发有限公司 | Liquid metal alloy pole piece and manufacturing method thereof, lithium ion battery and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20180913 Granted publication date: 20170616 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20210913 Granted publication date: 20170616 |
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| PD01 | Discharge of preservation of patent | ||
| DD01 | Delivery of document by public notice |
Addressee: Xian Yerong Document name: Notice of termination of proceedings |
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| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170616 Termination date: 20191223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |