CN206541897U - A kind of negative pole bag stern construction - Google Patents
A kind of negative pole bag stern construction Download PDFInfo
- Publication number
- CN206541897U CN206541897U CN201720249652.8U CN201720249652U CN206541897U CN 206541897 U CN206541897 U CN 206541897U CN 201720249652 U CN201720249652 U CN 201720249652U CN 206541897 U CN206541897 U CN 206541897U
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- plate
- negative
- faces
- positive plate
- negative plate
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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
Abstract
The utility model discloses a kind of negative pole bag stern construction, including positive plate and negative plate, the positive plate includes positive plate A faces and positive plate B faces, the negative plate includes negative plate A faces and negative plate B faces, described positive plate A faces one end is welded lug provided with positive plate first and the other end is provided with slurry, described positive plate B faces one end is welded lug provided with positive plate second and the other end is provided with slurry, described negative plate A faces one end is welded lug provided with negative plate first and the other end is provided with slurry, described negative plate B faces one end is welded lug provided with negative plate second and the other end is provided with blank position, slurry is provided between the electric welding lug of negative plate second and blank position, the utility model is when winding battery finishes up, positive plate is applied full slurry, with negative copper foil bag tail, scrape off the powder of negative pole outmost turns, pole piece is smooth during film-making, improve production efficiency, improve battery safety.
Description
Technical field
The utility model is related to electrochemical technology field, more particularly to a kind of negative pole bag stern construction.
Background technology
It is well known that, there is potential safety hazard in Large Copacity winding battery positive pole bag stern construction positive plate cracky；Negative pole bag tail
Structure can reduce pole piece fold and breakage, improve battery safety, therefore, invent a kind of negative pole bag stern construction above-mentioned to solve
Problem is necessary.
Utility model content
The purpose of this utility model is to provide a kind of negative pole bag stern construction, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of negative pole bag stern construction, including positive plate
And negative plate, the positive plate includes positive plate A faces and positive plate B faces, and the negative plate includes negative plate A faces and negative plate B
Face, described positive plate A faces one end is welded lug provided with positive plate first and the other end is provided with slurry, the positive plate B faces one
End is welded lug provided with positive plate second and the other end is provided with slurry, and described negative plate A faces one end is provided with the electricity of negative plate first
Welding electrode ear and the other end are provided with slurry, and described negative plate B faces one end is welded lug provided with negative plate second and the other end is set
There is blank position, slurry is provided between the electric welding lug of negative plate second and blank position.
It is preferred that, the positive pole leaf length is less than negative plate.
It is preferred that, the electric welding lug of positive plate second length is more than positive plate first and is welded lug.
It is preferred that, the electric welding lug of negative plate first length is equal to negative plate second and is welded lug.
Technique effect of the present utility model and advantage：When winding battery finishes up, positive plate is applied full slurry, negative pole copper is used
Paper tinsel bag tail, scrapes off the powder of negative pole outmost turns, pole piece is smooth during film-making, improves production efficiency, improves battery safety.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
In figure：1 positive plate, 2 negative plates, 3 positive plate A faces, 4 positive plate B faces, 5 negative plate A faces, 6 negative plate B faces, 7 are just
The electric welding of pole piece first lug, 8 blank positions, 9 slurries, 10 negative plates first electric welding lug, 11 positive plates second electric welding lug, 12
Negative plate second is welded lug.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The utility model provides a kind of negative pole bag stern construction as shown in Figure 1, including positive plate 1 and negative plate 2, described
Positive plate 1 includes positive plate A faces 3 and positive plate B faces 4, and the negative plate 2 includes negative plate A faces 5 and negative plate B faces 6, described
The one end of positive plate A faces 3 is welded lug 7 provided with positive plate first and the other end is provided with slurry 9, and described one end of positive plate B faces 4 is set
There is positive plate second to be welded lug 11 and the other end provided with slurry 9, described one end of negative plate A faces 5 is provided with the electricity of negative plate first
Welding electrode ear 10 and the other end are provided with slurry 9, and described one end of negative plate B faces 6 is welded lug 12 and another provided with negative plate second
One end is provided with blank position 8, and slurry 9 is provided between the electric welding lug 12 of negative plate second and blank position 8.
The length of positive plate 1 is less than negative plate 2, and the electric welding lug 11 of positive plate second length is more than positive plate first
Lug 7 is welded, the electric welding lug 10 of negative plate first length is equal to negative plate second and is welded lug 12, is conducive to clad structure
More preferably, be conducive to improving performance, it is cost-effective.
This practical operation principle：When being finished up in winding battery, positive plate is applied full slurry, with negative copper foil bag tail, scraped
The powder of negative pole outmost turns is removed, (position of spot welding lug is vacated according to the complete positive plate of the Capacity design of battery and bears in pole piece head
Pole piece head there is not the position of material), apply full anode sizing agent in remainder；Negative pole sheet head reserves the position of spot welding lug, finally
One circle is finished up using negative plate, on the premise of anode material has been completely covered in negative pole material, scrapes off the negative pole powder of outmost turns.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent substitution is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
It should be included within protection domain of the present utility model.
Claims (4)
1. a kind of negative pole bag stern construction, including positive plate (1) and negative plate (2), the positive plate (1) include positive plate A faces (3)
With positive plate B faces (4), the negative plate (2) includes negative plate A faces (5) and negative plate B faces (6), it is characterised in that：It is described just
Pole piece A faces (3) one end is provided with slurry (9), the positive plate B faces (4) provided with the electric welding lug of positive plate first (7) and the other end
One end is provided with slurry (9) provided with the electric welding lug of positive plate second (11) and the other end, and described negative plate A faces (5) one end is provided with
The electric welding lug of negative plate first (10) and the other end are provided with slurry (9), and described negative plate B faces (6) one end is provided with negative plate the
Two electric welding lugs (12) and the other end are provided with blank position (8), the electric welding lug of negative plate second (12) and blank position
(8) slurry (9) is provided between.
2. a kind of negative pole bag stern construction according to claim 1, it is characterised in that：Positive plate (1) length is less than negative
Pole piece (2).
3. a kind of negative pole bag stern construction according to claim 1, it is characterised in that：The positive plate second is welded lug
(11) length is more than the electric welding lug of positive plate first (7).
4. a kind of negative pole bag stern construction according to claim 1, it is characterised in that：The negative plate first is welded lug
(10) length is equal to the electric welding lug of negative plate second (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720249652.8U CN206541897U (en) | 2017-03-15 | 2017-03-15 | A kind of negative pole bag stern construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720249652.8U CN206541897U (en) | 2017-03-15 | 2017-03-15 | A kind of negative pole bag stern construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206541897U true CN206541897U (en) | 2017-10-03 |
Family
ID=59942672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720249652.8U Active CN206541897U (en) | 2017-03-15 | 2017-03-15 | A kind of negative pole bag stern construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206541897U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768735A (en) * | 2017-11-09 | 2018-03-06 | 苏州宇量电池有限公司 | A kind of coiled electrode assemblies and lithium ion battery applied to lithium ion battery |
| CN108258325A (en) * | 2018-01-31 | 2018-07-06 | 河南国能电池有限公司 | Lamination ending method and battery production method |
| CN109273652A (en) * | 2018-10-08 | 2019-01-25 | 宁波利维能储能系统有限公司 | Single fillet welded battery module |
| CN109980178A (en) * | 2019-04-03 | 2019-07-05 | 焦作市亿星锂电科技有限公司 | A kind of coiled lithium ion battery pole piece |
-
2017
- 2017-03-15 CN CN201720249652.8U patent/CN206541897U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107768735A (en) * | 2017-11-09 | 2018-03-06 | 苏州宇量电池有限公司 | A kind of coiled electrode assemblies and lithium ion battery applied to lithium ion battery |
| CN108258325A (en) * | 2018-01-31 | 2018-07-06 | 河南国能电池有限公司 | Lamination ending method and battery production method |
| CN109273652A (en) * | 2018-10-08 | 2019-01-25 | 宁波利维能储能系统有限公司 | Single fillet welded battery module |
| CN109980178A (en) * | 2019-04-03 | 2019-07-05 | 焦作市亿星锂电科技有限公司 | A kind of coiled lithium ion battery pole piece |
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