CN204118168U - A kind of Soft Roll lamination electrokinetic cell lug and battery - Google Patents
A kind of Soft Roll lamination electrokinetic cell lug and battery Download PDFInfo
- Publication number
- CN204118168U CN204118168U CN201420410215.6U CN201420410215U CN204118168U CN 204118168 U CN204118168 U CN 204118168U CN 201420410215 U CN201420410215 U CN 201420410215U CN 204118168 U CN204118168 U CN 204118168U
- Authority
- CN
- China
- Prior art keywords
- lug
- electrokinetic cell
- soft roll
- roll lamination
- component
- 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.)
- Expired - Fee Related
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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to cell art, especially a kind of Soft Roll lamination electrokinetic cell lug and battery thereof is related to, also comprise a lug limit guard member become by PP/PET Polymer Processing, described anode ear and negative electrode lug are respectively equipped with positive pole CPP part and negative pole CPP part, and described lug limit guard member is set on the link zone of the positive and negative lug between described both positive and negative polarity CPP part and battery; The utility model not only has very strong acidproof, high temperature resistant, electrolyte resistance corrosive power, and the production efficiency that improve battery drastically increases the security performance of battery simultaneously.
Description
Technical field
The utility model relates to cell art, particularly relates to a kind of Soft Roll lamination electrokinetic cell lug, and the electrokinetic cell be made up of this lug.
Background technology
In recent years, day by day serious along with energy crisis and Global Environmental Problems, the development and application of new forms of energy has become the upsurge in the whole world, and various types of lithium ion battery develops rapidly.Divide according to enclosure material and have several large type of Soft Roll, box hat, aluminum hull, plastic housing, soft bag lithium ionic cell adopts aluminum plastic film to rush the shaping making of box because of its housing, can be suitable for various structural requirement; And volume is little, specific energy density is high, is subject to the favor of a lot of user, make Soft Roll lamination electrokinetic cell also in the middle of developing rapidly.
Soft Roll lamination electrokinetic cell grows up based on box hat/aluminum hull lamination electrokinetic cell, and the compare battery of latter two type of current process aspect is ripe not enough, also has a lot of aspects to need to continue to improve, could come into the market at leisure, adapt to the demand in market.
At present, the lug of Soft Roll lamination electrokinetic cell has following two schemes:
(1), the mode of folding lug: lug is welded in the other direction cell polar ear switching position place, and what be then folded to aluminum plastic film rushes in box; Advantage is that space availability ratio is comparatively large, the depth can only be used cheat when shortcoming rushes box, causes the integral thickness of battery core can not too greatly, and general < 10mm, the capacity of the monomer battery core in this way made is lower.
(2) mode of lug, is not rolled over: cell polar ear switching position adopts the mode twining high temperature adhesive plaster to prevent solder joint from may puncture aluminum plastic film in subsequent fabrication process; Shortcoming is that to twine the efficiency of high temperature adhesive plaster very low, length consuming time, and need prevent from adhesive plaster ending place from extending lug CPP region during adhesive plaster ending causing closedtop to seal occurring not prison welding phenomenon, finally may occur the phenomenon of leakage.
Utility model content
For above-mentioned the deficiencies in the prior art, one of the purpose of this utility model there are provided a kind of Soft Roll lamination electrokinetic cell lug.
Two of object there are provided the electrokinetic cell using Soft Roll lamination electrokinetic cell lug described in the utility model; Not only increase production efficiency, and improve product hermeticity energy.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of Soft Roll lamination electrokinetic cell lug, comprises anode ear and negative electrode lug; Also comprise a lug limit guard member be processed into by PP and/or pet polymer; described anode ear and negative electrode lug are respectively equipped with positive pole CPP part and negative pole CPP part; described lug limit guard member is set between described both positive and negative polarity CPP part and battery core, and the anode ear between both positive and negative polarity CPP part and battery core and negative electrode lug are placed in described lug and limit in guard member.
Wherein, described anode ear is welded by the anode ear in cathode metal bar and battery core and forms, and described negative electrode lug is made up of the negative pole lug welding in negative metal bar and battery core.
Preferably, lug guard member is H type component, and described H type component is set between described both positive and negative polarity CPP part and battery core, and described anode ear and described negative electrode lug are folded in the spatial accommodation that described H type component two sidewalls form respectively.
Preferably, the H type component that described H type component is formed in one, the crossbeam connecting two sidewalls runs through the two ends, gateway of lug in described spatial accommodation.
Preferably, the H type component that described H type component is formed in one, described crossbeam is two, is located at the two ends, gateway of lug respectively, and described spatial accommodation is the hollow space of both-side opening.
Preferably, lug guard member is shape of the mouth as one speaks component, the anode ear between described both positive and negative polarity CPP part and battery and the weld zone between negative electrode lug, and the accommodation space being folded in described shape of the mouth as one speaks component is inner.
Preferably, the hollow type component that is formed in one of described shape of the mouth as one speaks component.
Preferably, the component that described shape of the mouth as one speaks component is formed in one, the spatial accommodation of described component is also provided with the baffle plate that runs through the two ends, gateway of lug in described spatial accommodation.
A kind of Soft Roll lamination electrokinetic cell, comprises battery and described Soft Roll lamination electrokinetic cell lug.
Preferably, lug limit guard member is that the polymer such as PP/PET are one-body molded, and wherein material comprises polypropylene, PETG and derivative thereof.
The utility model comprises a lug limit guard member be processed into by PP and/or pet polymer; anode ear and negative electrode lug are respectively equipped with positive pole CPP part and negative pole CPP part; lug limit guard member can H type component also can be shape of the mouth as one speaks component, and lug limit guard member is set in described cathode metal bar and battery core anode ear weld.The material that in the utility model, H type component adopts is the polymerizable material such as PP and/or PET; there is very strong acidproof, alkaline-resisting, high temperature resistant, electrolyte resistance corrosive power; lug guard member embeds bonding jumper and cell polar ear weld simultaneously; avoid solder joint in prior art and may puncture aluminum plastic film in subsequent fabrication process; abandoned the operation twining high temperature adhesive plaster simultaneously; preventing preventing adhesive plaster ending place from extending lug CPP region during adhesive plaster ending in prior art causes closedtop sealing to occur not prison welding phenomenon, prevents and finally may occur the phenomenon of leakage.The utility model not only increases the production efficiency of battery in a word, and drastically increases the security performance of battery.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1 Soft Roll lamination electrokinetic cell lug in the utility model,
Fig. 2 is the decomposition texture schematic diagram of embodiment 1 Soft Roll lamination electrokinetic cell lug in the utility model,
Fig. 3 is the structural representation of embodiment 1 Soft Roll lamination electrokinetic cell in the utility model,
Fig. 4 is the decomposition texture intention of embodiment 1 Soft Roll lamination electrokinetic cell lug in the utility model,
Fig. 5 is the structural representation of lug guard member in embodiment 1 in the utility model,
Fig. 6 is the structural representation of lug guard member in embodiment 2 in the utility model,
Fig. 7 is the structural representation of lug guard member in embodiment 3 in the utility model,
Fig. 8 is the structural representation of lug guard member in embodiment 4 in the utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Embodiment 1
As shown in Figures 1 to 5, a kind of Soft Roll lamination electrokinetic cell lug, comprises anode ear and negative electrode lug 12; Anode ear is welded by positive pole aluminum strip 111 and battery core 3 positive pole 311 ear and forms, and negative electrode lug is welded by positive pole copper nickel compound bar 121 and battery core negative electrode lug 321 and forms.Anode ear and negative electrode lug are respectively equipped with positive pole CPP part 112 and negative pole CPP part 122, and the H type component 2 be processed into by PP and/or pet polymer (compound material polyester third polyester) is set between positive and negative CPP part (112,122) and battery core.The H type component that H type component 2 is formed in one, by etc. large upper side wall 21, lower wall 22 form with the crossbeam 28 being connected two sidewalls (21,22), the crossbeam 28 connecting two sidewalls (21,22) runs through the two ends, gateway of lug in described spatial accommodation, and spatial accommodation is divided into left chamber 201 and right chamber 202.Lug positive pole negative pole is limited to be respectively placed in left chamber 201 and right chamber 202.Wherein, CPP part refers to the guide vane end stop obtained with cast polypropylene preparation, and its Main Function is by spacing for the H type component tab welding place between CPP part and battery core, and while preventing it from sliding, butt welding contact carries out every protecting, and punctures aluminum plastic film in order to avoid follow-up.
A kind of Soft Roll lamination electrokinetic cell, comprises battery 3 and described Soft Roll lamination electrokinetic cell lug.
During concrete preparation: first by cathode metal bar and battery core anode ear welding form, described negative electrode lug by negative metal bar and battery core negative pole lug welding, then by H type Component Embedding bonding jumper and cell polar ear weld.
Embodiment 2
A kind of Soft Roll lamination electrokinetic cell lug; its structure is identical with embodiment 1; different piece is lug guard member 2; the H type component that this lug guard member is also formed in one; its difference is; see Fig. 6; H type component by etc. large upper side wall 21, lower wall 22 crossbeam (28,29) that to be connected two sidewalls with two form; the crossbeam connecting two sidewalls (21,22) is only located at the two ends, gateway of lug; do not have left chamber and right chamber point; but centre does not have dividing plate, form a large accommodating chamber 200.
A kind of Soft Roll lamination electrokinetic cell, comprises the Soft Roll lamination electrokinetic cell lug described in battery 3 and the present embodiment.
Embodiment 3
A kind of Soft Roll lamination electrokinetic cell lug; its structure is identical with embodiment 1; different piece is lug guard member 2; see Fig. 7; this lug guard member 2 is shape of the mouth as one speaks component; this shape of the mouth as one speaks component is made up of upper side wall 21, lower wall 22, left side wall 23, rear wall 24, front side wall 25 and rear wall 26, described front side wall 25 and rear wall 26 for opening 200, front side wall 25, rear wall 26 and opening 200 be projected as a degree of lip-rounding.
Anode ear between described both positive and negative polarity CPP part and battery and the weld zone between negative electrode lug, be folded in opening 200 internal cavity of described shape of the mouth as one speaks component.The i.e. positive and negative lug of both positive and negative polarity CPP part and battery, and weld zone between them all by shape of the mouth as one speaks component limit in the framework of its opening.
A kind of Soft Roll lamination electrokinetic cell, comprises the Soft Roll lamination electrokinetic cell lug described in battery 3 and the present embodiment.
Embodiment 4
A kind of Soft Roll lamination electrokinetic cell lug, its structure is identical with embodiment 1, different piece is lug guard member 2, see Fig. 8, this lug guard member 2 is shape of the mouth as one speaks component, the inner cavity chamber of shape of the mouth as one speaks component is also provided with the dividing plate 20 chaining sidewall 21, lower wall 22, inner cavity chamber is respectively divided into two chambers (201,202) in left and right, and both positive and negative polarity is limited in two chambers in left and right respectively; From projection, be two shape of the mouth as one speaks.
A kind of Soft Roll lamination electrokinetic cell, comprises the Soft Roll lamination electrokinetic cell lug described in battery 3 and the present embodiment.
Above-described embodiment, just preferred embodiment of the present utility model, not be used for limiting the utility model practical range, therefore all equivalences done with structure, feature and the principle described in the utility model claim change or modify, and all should be included within the utility model right.
Claims (9)
1. a Soft Roll lamination electrokinetic cell lug, comprises anode ear and negative electrode lug; It is characterized in that: also comprise a lug limit guard member; described anode ear and negative electrode lug are respectively equipped with positive pole CPP part and negative pole CPP part; described lug limit guard member is set between described both positive and negative polarity CPP part and battery core, and the anode ear between both positive and negative polarity CPP part and battery core and negative electrode lug are placed in described lug and limit in guard member.
2. Soft Roll lamination electrokinetic cell lug according to claim 1, is characterized in that: described anode ear is welded by the anode ear in cathode metal bar and battery core and forms, and described negative electrode lug is made up of the negative pole lug welding in negative metal bar and battery core.
3. Soft Roll lamination electrokinetic cell lug according to claim 2; it is characterized in that: lug guard member is H type component; described H type component is set between described both positive and negative polarity CPP part and battery core, and described anode ear and described negative electrode lug are folded in the spatial accommodation that described H type component two sidewalls form respectively.
4. Soft Roll lamination electrokinetic cell lug according to claim 3, is characterized in that: the H type component that described H type component is formed in one, and the crossbeam connecting two sidewalls runs through the two ends, gateway of lug in described spatial accommodation.
5. Soft Roll lamination electrokinetic cell lug according to claim 4, it is characterized in that: the H type component that described H type component is formed in one, described crossbeam is two, is located at the two ends, gateway of lug respectively, and described spatial accommodation is the hollow space of both-side opening.
6. Soft Roll lamination electrokinetic cell lug according to claim 1; it is characterized in that: lug guard member is shape of the mouth as one speaks component; anode ear between described both positive and negative polarity CPP part and battery and the weld zone between negative electrode lug, the accommodation space being folded in described shape of the mouth as one speaks component is inner.
7. Soft Roll lamination electrokinetic cell lug according to claim 6, is characterized in that: the hollow type component that described shape of the mouth as one speaks component is formed in one.
8. Soft Roll lamination electrokinetic cell lug according to claim 6, it is characterized in that: the component that described shape of the mouth as one speaks component is formed in one, the spatial accommodation of described component is also provided with the baffle plate that runs through the two ends, gateway of lug in described spatial accommodation.
9. a Soft Roll lamination electrokinetic cell, is characterized in that: comprise the Soft Roll lamination electrokinetic cell lug in battery and claim 1-8 described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410215.6U CN204118168U (en) | 2014-07-23 | 2014-07-23 | A kind of Soft Roll lamination electrokinetic cell lug and battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410215.6U CN204118168U (en) | 2014-07-23 | 2014-07-23 | A kind of Soft Roll lamination electrokinetic cell lug and battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204118168U true CN204118168U (en) | 2015-01-21 |
Family
ID=52335452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410215.6U Expired - Fee Related CN204118168U (en) | 2014-07-23 | 2014-07-23 | A kind of Soft Roll lamination electrokinetic cell lug and battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204118168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963120A (en) * | 2018-08-13 | 2018-12-07 | 珠海格力电器股份有限公司 | Battery protects structure and battery |
| CN112563580A (en) * | 2020-11-30 | 2021-03-26 | 合肥国轩高科动力能源有限公司 | Manufacturing method of soft-package lithium battery capable of improving poor insulation |
-
2014
- 2014-07-23 CN CN201420410215.6U patent/CN204118168U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963120A (en) * | 2018-08-13 | 2018-12-07 | 珠海格力电器股份有限公司 | Battery protects structure and battery |
| CN112563580A (en) * | 2020-11-30 | 2021-03-26 | 合肥国轩高科动力能源有限公司 | Manufacturing method of soft-package lithium battery capable of improving poor insulation |
| CN112563580B (en) * | 2020-11-30 | 2022-06-03 | 合肥国轩高科动力能源有限公司 | Manufacturing method of soft-package lithium battery capable of improving poor insulation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103779528B (en) | A kind of column lithium ion battery assembly technology | |
| CN202662698U (en) | Cylindrical lithium ion battery | |
| TWI525876B (en) | Prismatic battery having battery case comprising two or more members | |
| CN102683752B (en) | Stacked lithium ion power battery and manufacturing method thereof | |
| JP2015099646A5 (en) | ||
| CN106169540B (en) | A kind of aluminum shell column lithium ion battery | |
| CN104409781A (en) | Method for manufacturing square power polymer lithium ion battery | |
| CN102983363B (en) | Rolling core, polymer lithium ion battery and preparation method | |
| CN204118168U (en) | A kind of Soft Roll lamination electrokinetic cell lug and battery | |
| CN203932227U (en) | A kind of lithium ion battery | |
| CN209544535U (en) | A kind of L-type stack type lithium ion battery | |
| CN203774408U (en) | Power energy-storage polymer lithium ion battery | |
| CN204760490U (en) | Lithium ion battery cell is used to basic station of soft -packing polymer | |
| CN103762387A (en) | Method for preparing coiled polymer lithium battery and coiled polymer lithium battery | |
| CN204464391U (en) | Battery core | |
| CN204204980U (en) | A kind of Li-ion batteries piles | |
| CN203589161U (en) | Convoluted lithium ion battery | |
| CN202308197U (en) | Polymer lithium ion battery with internal multi-winding-core parallel structure | |
| CN206040715U (en) | Aluminum hull cylindrical lithium ion battery | |
| CN204407427U (en) | A kind of power energy storage soft bag lithium ionic cell | |
| CN205335371U (en) | High multiplying power lithium ion battery | |
| CN205645905U (en) | Battery of preventing overshooting apron | |
| CN204391183U (en) | A kind of high magnification Soft Roll stack type lithium ion battery structure | |
| CN202454648U (en) | Novel easy-to-process lithium battery | |
| CN202758982U (en) | Flexible package coiling type square lithium ion battery |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20190723 |