CN207233885U - A kind of nonstandard Special-shaped lithium ion battery - Google Patents
A kind of nonstandard Special-shaped lithium ion battery Download PDFInfo
- Publication number
- CN207233885U CN207233885U CN201721169246.7U CN201721169246U CN207233885U CN 207233885 U CN207233885 U CN 207233885U CN 201721169246 U CN201721169246 U CN 201721169246U CN 207233885 U CN207233885 U CN 207233885U
- Authority
- CN
- China
- Prior art keywords
- battery core
- lithium ion
- adhesive tape
- ion battery
- shaped lithium
- 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.)
- Active
Links
Classifications
-
- 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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a kind of nonstandard Special-shaped lithium ion battery, if including dry plate battery core, every battery core has positive plate lug exit and negative plate lug exit, if dry plate battery core stacked binding in parallel, inviscid adhesive tape is provided between positive plate lug exit, inviscid adhesive tape insertion battery core it is in parallel with battery core it is stacked between clearance position, meanwhile, coated with the one layer of glue-line that insulate on the aluminium foil of positive plate lug exit.By the setting of inviscid adhesive tape and insulation glue-line, contact of the positive plate lug exit with negative plate is effectively completely cut off, has avoided battery short circuit, play the role of duplicate protection, improved the security performance and quality of battery.
Description
Technical field
It the utility model is related to field of batteries, more particularly to a kind of nonstandard Special-shaped lithium ion battery.
Background technology
At present, designed according to nonstandard Special-shaped battery various shapes feature, most batteries using laminated structure.Lamination work
The battery of skill production has the advantage that capacity is high, internal resistance is small.It is general to use when nonstandard special-shaped nominal thickness is in more than 6.0mm
At least two battery core internal parallel with lamination is bound into an overall battery core, then by positive/negative plate lug
Exposed junction sky paper tinsel base material bent jointing lug, the overall battery core are packaged making in same aluminum plastic film.
During this lamination, the manual lamination generally by machine lamination or manually, but by stabilization of equipment performance
Influenced with the factor of manual operation gimmick difference, it may appear that positive/negative plate lamination aligns uneven situation up and down to be occurred;Add
Soldering polar ear after lug exposed junction base material foil is bent after the binding in parallel of internal battery core, increases positive plate lug exposed junction
The risk that the Al foil substrate negative plate uneven with lamination contraposition contacts, final defective products will trigger battery that the hidden of internal short-circuit occurs
Suffer from, seriously affect the quality of battery, security risk is brought using battery to consumer-user.
Therefore, it is necessary to a kind of new lithium ion battery, above-mentioned security risk is effectively avoided.
Utility model content
One purpose of the utility model is:In view of the deficiencies of the prior art, there is provided one kind can improve security performance
With the nonstandard Special-shaped lithium ion battery of quality.
To reach this purpose, the utility model uses following technical scheme:
A kind of nonstandard Special-shaped lithium ion battery, if including dry plate battery core, the every battery core with positive plate lug draw
End and negative plate lug exit, if the dry plate battery core stacked binding in parallel, it is characterised in that:Draw in the positive plate lug
Be provided with inviscid adhesive tape between outlet, the inviscid adhesive tape be inserted into the battery core it is in parallel with battery core it is stacked between gap
Put.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, drawn in the negative plate lug
Be provided with inviscid adhesive tape between end, the inviscid adhesive tape be inserted into the battery core it is in parallel with battery core it is stacked between gap
Put.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, drawn in the positive plate lug
Coated with one layer of insulation glue-line on the aluminium foil at end.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, it is coated with the negative plate lug
Copper foil.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, if battery core described in dry plate is using green
Adhesive tape carries out the rubberizing binding of battery core side.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, the inviscid adhesive tape is specially
Inviscid brown adhesive tape.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, the insulation glue-line uses
LA133 insulating cements.
As a kind of preferable technical solution of the nonstandard Special-shaped lithium ion battery, the battery core has at least 2.
The beneficial effects of the utility model are:Inviscid brown adhesive tape is inserted between positive and negative plate lug exit, and
Effectively positive plate lug leading portion sky paper tinsel exit and negative plate and negative plate lug leading portion sky paper tinsel exit and cathode are completely cut off
The contact of piece, avoids short circuit;One layer of LA133 insulating cement is coated at the aluminium foil of positive plate lug exit, is further completely cut off just
Contact of the pole-piece pole-ear leading portion sky paper tinsel exit with negative plate, plays duplicate protection.The utility model can effectively improve because just
Pole-piece pole-ear leading portion sky paper tinsel exit aligns the uneven risk for causing to contact with negative plate with negative plate lamination, avoids battery hair
The hidden danger of raw internal short-circuit, substantially increases the security performance of battery and improves the quality of battery.
Brief description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the structure diagram of lithium ion battery described in the utility model.
In figure:
100th, nonstandard Special-shaped lithium ion battery;101st, battery core;102nd, positive plate lug exit;103rd, negative plate lug draws
Outlet;104th, inviscid adhesive tape;105th, insulate glue-line;106th, copper foil;107th, green adhesive tape.
Embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Embodiment one:
As shown in Figure 1, a kind of nonstandard Special-shaped lithium ion battery 100, if including dry plate battery core 101, every battery core 101 all have
There are positive plate lug exit 102 and negative plate lug exit 103, if the stacked binding in parallel of dry plate battery core 101, in positive plate
Inviscid adhesive tape 104 is provided between lug exit 102, between inviscid adhesive tape 104 is inserted into that battery core is in parallel with battery core and is stacked
Clearance position.Specifically, inviscid adhesive tape 104 uses inviscid brown adhesive tape.The purpose so set is, by just
Inviscid adhesive tape 104 is set between pole-piece pole-ear exit 102, can effectively completely cut off positive plate lug leading portion sky paper tinsel exit
Contact with negative plate, avoids short circuit.
Preferably, used on the aluminium foil of positive plate lug exit coated with one layer of insulation glue-line 105, insulation glue-line
LA133 insulating cements.LA133 insulating cements can effectively completely cut off contact of the positive plate lug exit with negative plate, and above-mentioned
Inviscid brown adhesive tape collective effect, plays the effect of duplicate protection.
Preferably, copper foil is coated with negative plate lug, inviscid tea is also equipped between negative plate lug exit 103
Coloring agent band 104, inviscid brown adhesive tape 104 be inserted into that battery core is in parallel with battery core and be stacked between clearance position.With positive plate lug
The inviscid brown adhesive tape 104 that exit 102 is inserted into is identical, it can completely cut off negative plate lug leading portion sky paper tinsel exit and cathode
The contact of piece, avoids short circuit, further functions as the effect of protection.
Preferably, nonstandard Special-shaped lithium ion battery 100 is nonstandard special-shaped lithium ion battery, in parallel folded by least 2 battery cores
Put composition.As shown in Figure 1, nonstandard special-shaped lithium ion battery is in octagonal shape, wherein it is in arc-shaped to have two symmetrical sides.It is non-
The special-shaped lithium ion battery of mark is made of in parallel be stacked of 3 battery cores.After 3 battery cores parallel connections are stacked, battery core side is carried out using green adhesive tape
Side rubberizing binding.Green adhesive tape can paste multi-disc, specifically can respectively be pasted in the non-arc-shaped edges of nonstandard special-shaped lithium ion battery it is a piece of,
To ensure its sticking effect.Green adhesive tape have resistance to elevated temperatures is good, paste after docile and adhesive performance is good, solvent resistance is strong etc.
Feature, can make battery core binding more firm.
The nonstandard Special-shaped lithium ion battery of the utility model and unguarded battery general at this stage, in production process
In, the contrast of its quality qualification rate is as follows:
Table 1
As seen from the above table, in nonstandard Special-shaped lithium ion battery production process, coated using in positive plate lug exit
Insulate glue-line LA133 insulating cements, and sets inviscid adhesive tape between positive plate lug exit and be inserted into battery core and battery core
Clearance position between parallel connection is stacked, can effectively improve because of positive plate lug leading portion sky paper tinsel exit and negative plate lamination pair
The uneven risk for causing to contact with negative plate in position, avoids the hidden danger that internal short-circuit occurs for battery, substantially increases the safety of battery
Performance and the quality for improving battery.It is to be understood that above-mentioned embodiment is only the preferable reality of the utility model
Apply example and institute's application technology principle, in technical scope disclosed in the utility model, any technology for being familiar with the art
The change or replacement that personnel are readily apparent that, should all cover within the protection scope of the present utility model.
Claims (8)
1. a kind of nonstandard Special-shaped lithium ion battery, if including dry plate battery core, the every battery core there is positive plate lug exit
With negative plate lug exit, bound if dry plate battery core parallel connection is stacked, it is characterised in that:Drawn in the positive plate lug
Be provided with inviscid adhesive tape between end, the inviscid adhesive tape be inserted into the battery core it is in parallel with battery core it is stacked between gap
Put.
2. nonstandard Special-shaped lithium ion battery according to claim 1, it is characterised in that:In the negative plate lug exit
Between be provided with inviscid adhesive tape, the inviscid adhesive tape be inserted into that the battery core is in parallel with battery core and be stacked between clearance position.
3. nonstandard Special-shaped lithium ion battery according to claim 1 or 2, it is characterised in that:Draw in the positive plate lug
Coated with one layer of insulation glue-line on the aluminium foil of outlet.
4. nonstandard Special-shaped lithium ion battery according to claim 2, it is characterised in that:Copper is coated with the negative plate lug
Paper tinsel.
5. nonstandard Special-shaped lithium ion battery according to claim 4, it is characterised in that:If battery core described in dry plate uses green glue
Band carries out the rubberizing binding of battery core side.
6. nonstandard Special-shaped lithium ion battery according to claim 5, it is characterised in that:The inviscid adhesive tape is specially nothing
Sticky brown adhesive tape.
7. nonstandard Special-shaped lithium ion battery according to claim 3, it is characterised in that:The insulation glue-line uses LA133
Insulating cement.
8. nonstandard Special-shaped lithium ion battery according to claim 1, it is characterised in that:The battery core has at least 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721169246.7U CN207233885U (en) | 2017-09-12 | 2017-09-12 | A kind of nonstandard Special-shaped lithium ion battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721169246.7U CN207233885U (en) | 2017-09-12 | 2017-09-12 | A kind of nonstandard Special-shaped lithium ion battery |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207233885U true CN207233885U (en) | 2018-04-13 |
Family
ID=61861762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721169246.7U Active CN207233885U (en) | 2017-09-12 | 2017-09-12 | A kind of nonstandard Special-shaped lithium ion battery |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207233885U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111341993A (en) * | 2018-12-18 | 2020-06-26 | 宁德新能源科技有限公司 | Battery core and battery thereof |
CN111584815A (en) * | 2019-02-18 | 2020-08-25 | 三洋电机株式会社 | Secondary battery |
WO2023050162A1 (en) * | 2021-09-29 | 2023-04-06 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, electric device, and method and device for manufacturing battery cell |
-
2017
- 2017-09-12 CN CN201721169246.7U patent/CN207233885U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111341993A (en) * | 2018-12-18 | 2020-06-26 | 宁德新能源科技有限公司 | Battery core and battery thereof |
CN111341993B (en) * | 2018-12-18 | 2024-04-26 | 宁德新能源科技有限公司 | Battery cell and battery thereof |
CN111584815A (en) * | 2019-02-18 | 2020-08-25 | 三洋电机株式会社 | Secondary battery |
WO2023050162A1 (en) * | 2021-09-29 | 2023-04-06 | 宁德时代新能源科技股份有限公司 | Battery cell, battery, electric device, and method and device for manufacturing battery cell |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207233885U (en) | A kind of nonstandard Special-shaped lithium ion battery | |
CN109244554A (en) | A kind of lithium ion battery zigzag laminating equipment and its technique | |
CN102306778B (en) | Nonaqueous electrochemical battery and preparation method thereof | |
CN105336976A (en) | Lithium ion battery lamination unit, battery cell, battery cell preparing method and lithium ion battery | |
CN107768676A (en) | A kind of lithium ion battery and its pole piece | |
CN107528087B (en) | Lithium ion battery laminated cell and preparation method thereof | |
CN105261781B (en) | Electrochemical cell and preparation method thereof | |
CN105244456B (en) | A kind of coatings and preparation method thereof containing calcirm-fluoride, insulating coating, battery pole piece and lithium ion battery | |
CN114583288B (en) | Battery cell and battery | |
CN106129327A (en) | Anode slice of lithium ion battery and lithium ion battery | |
CN110224131A (en) | A kind of lithium ion battery and preparation method thereof | |
CN204809335U (en) | Soft -packing power lithium ion battery hem structure | |
CN108598559A (en) | a kind of flexible lithium ion battery | |
CN105453325A (en) | Electrode plate, shaping method of electrode plate and shaping method of lithium battery core having electrode plate | |
US20230361305A1 (en) | Aqueous positive electrode sheet, and secondary battery including the electrode sheet, and power consumption apparatus | |
CN105206779A (en) | Ceramic diaphragm and preparation method thereof | |
CN206574785U (en) | Battery core | |
EP4175033A1 (en) | Digital battery separator and preparation method therefor | |
CN203910899U (en) | Battery | |
CN111584947A (en) | Preparation method of lithium ion battery | |
CN104868175A (en) | Preparation method for ultrafine cylindrical flexible package lithium ion battery | |
CN207947340U (en) | Electrode slice, battery core with high-energy density and flexible package lithium cell | |
CN103247818A (en) | Flexible-packaging laminated lithium iron phosphate cell with high specific energy and manufacturing method thereof | |
CN107331886A (en) | A kind of high-voltage lithium ion batteries | |
CN103666334B (en) | Lithium ion battery coil core glue and preparation method thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |