CN211295249U - Aluminum-to-nickel tab - Google Patents
Aluminum-to-nickel tab Download PDFInfo
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- CN211295249U CN211295249U CN202020338293.5U CN202020338293U CN211295249U CN 211295249 U CN211295249 U CN 211295249U CN 202020338293 U CN202020338293 U CN 202020338293U CN 211295249 U CN211295249 U CN 211295249U
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- nickel
- aluminum
- tab
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- strip
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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
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Abstract
The utility model relates to a battery manufacturing technology field, concretely relates to nickel utmost point ear is changeed to aluminium. Comprises an aluminum belt and a nickel belt; the aluminum strip and the nickel strip are welded and connected through a welding part; wherein, the welding part is positioned in an aluminum-nickel overlapping part formed by overlapping one end of the aluminum strip and one end of the nickel strip; one end of the nickel strap close to the aluminum strap is provided with tab glue; the tab glue covers the aluminum-nickel overlapping part and extends towards one end of the nickel strap far away from the aluminum strap. The utility model discloses creatively change the utmost point ear of nickel utmost point ear with aluminium and glue the encapsulation on the nickel area for the utmost point ear of anodal utmost point ear is glued the encapsulation and is required to glue the encapsulation and require the identical with the utmost point ear of negative pole utmost point ear, thereby has improved the manufacturing efficiency that the nickel utmost point ear was changeed to aluminium, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a battery manufacturing technology field, concretely relates to nickel utmost point ear is changeed to aluminium.
Background
The tabs are metal conductors leading out the positive and negative electrodes from the battery core. The tab of the negative electrode of the battery is generally made of nickel strap, and the tab of the positive electrode is generally made of aluminum strap. In order to weld the positive electrode tab on the copper foil conveniently, one end of the aluminum strip is welded with a section of nickel strip, the aluminum strip is generally welded on the aluminum foil, the nickel strip is welded on the aluminum foil, and the electrode tab is called an aluminum-to-nickel electrode tab.
Although the existing manufacturing process of the aluminum-to-nickel tab is mature, there is still room for improvement to improve the manufacturing efficiency of the aluminum-to-nickel tab and reduce the manufacturing cost of the aluminum-to-nickel tab.
Therefore, how to improve the manufacturing efficiency of the aluminum-to-nickel tab and reduce the production cost is a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an aluminium changes nickel utmost point ear to improve the aluminium and change nickel utmost point ear's manufacturing efficiency, reduction in production cost.
The embodiment of the utility model provides a following scheme:
the embodiment of the utility model provides an aluminum-to-nickel tab, which comprises an aluminum belt and a nickel belt;
the aluminum strip and the nickel strip are welded and connected through a welding part; wherein the welding part is positioned in an aluminum-nickel overlapping part formed by overlapping one end of the aluminum strip and one end of the nickel strip;
one end of the nickel strap, which is close to the aluminum strap, is provided with tab glue;
the tab glue is coated on the aluminum-nickel overlapping part and extends towards one end, far away from the aluminum strip, of the nickel strip.
In a possible embodiment, the weld is located at the end of the nickel strip in the overlap of aluminum and nickel.
In one possible embodiment, the tab compound extends in the overlap to the immediate vicinity of the weld, forming a first projection.
In a possible embodiment, the tab glue is provided with a second protruding part symmetrical to the first protruding part at one end far away from the aluminum nickel overlapping part.
In a possible embodiment, the first projection is provided with a chamfer.
In one possible embodiment, the tab glue is white glue or black glue.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
because the heat conductivity coefficients of the aluminum and nickel materials are different, when the tab glue is packaged by the aluminum and nickel materials, the aluminum material needs to have higher temperature or use an auxiliary heating block to ensure the glue dissolving effect, so that the temperature parameters of the equipment for coating the tab glue by the aluminum and nickel materials are different, and when the aluminum-to-nickel tab is produced, the tab glue packaging equipment with two different temperature parameters needs to be equipped for the anode and the cathode, so that the tab glue packaging efficiency is influenced, and the material cost is improved.
The utility model discloses creatively change the utmost point ear of nickel utmost point ear with aluminium and glue the encapsulation on the nickel area for the utmost point ear of anodal utmost point ear is glued the encapsulation and is required to glue the encapsulation and require the identical with the utmost point ear of negative pole utmost point ear, thereby has improved the manufacturing efficiency that the nickel utmost point ear was changeed to aluminium, has reduced manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present specification or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present specification, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a top view of a possible aluminum-to-nickel tab provided in an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a possible aluminum-to-nickel tab provided by an embodiment of the present invention;
fig. 3 is a schematic plane development view of a possible tab glue provided by an embodiment of the present invention.
Description of reference numerals: 1 is an aluminum strip, 2 is a nickel strip, 3 is an aluminum-nickel overlapping part, 4 is a tab glue, 4-1 is a first protruding part, 4-2 is a second protruding part, and 5 is a welding part.
Detailed Description
The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art based on the embodiments of the present invention belong to the protection scope of the embodiments of the present invention.
Referring to fig. 1 and fig. 2, fig. 1 is a top view of a possible aluminum-to-nickel tab provided in an embodiment of the present invention, and fig. 2 is a cross-sectional view of a possible aluminum-to-nickel tab provided in an embodiment of the present invention, which specifically includes: 1 is an aluminum strip, 2 is a nickel strip, 3 is an aluminum-nickel overlapping part, and 4 is a tab glue and 5 is a welding part.
The aluminum strip 1 and the nickel strip 2 are connected by welding through a welding part 5, and the welding part 5 is positioned in an aluminum-nickel overlapping part 3 formed by overlapping one end of the aluminum strip 1 and one end of the nickel strip 2. One end of the nickel strap 2 close to the aluminum strap 1 is provided with a tab glue 4, the tab glue 4 coats the aluminum-nickel overlapping part 3 and extends towards one end of the nickel strap 2 far away from the aluminum strap 1.
In this embodiment, the tab glue 4 may be white glue or black glue; the welding part 5 includes one or more rows of welding spots for welding the aluminum strip 1 and the nickel strip 2 by an ultrasonic welding technique or a laser welding technique.
In a possible embodiment, the weld is located at the end position of the nickel band in the overlap of aluminum and nickel.
Specifically, at the in-process that uses utmost point ear to glue 4 encapsulation aluminium nickel overlap portion 3, if utmost point ear glue 4 has covered weld part 5, still need manually to get rid of utmost point ear glue on the weld part 5, for making things convenient for the encapsulation coating that utmost point ear glued 4, establish the tip position of nickel strap 2 in aluminium nickel overlap portion 3 with the weld part in this embodiment, avoid using the condition that utmost point ear glue 4 covers weld part 5 takes place for the in-process that utmost point ear glued 4 encapsulation aluminium nickel overlap portion 3.
In one possible embodiment, the tab compound extends in the overlap to the immediate vicinity of the weld, forming a first projection.
Specifically, in the tab with the structure, the tab glue 4 extends to the aluminum-nickel overlapping part 3 to form enhancement and protection at the position where aluminum is converted into nickel, so that the folding resistance of the tab is improved. One surface of the first protruding part 4-1 is clamped by the partial aluminum strip 1 and the partial nickel strip 2 of the aluminum-nickel overlapping part 3, so that the partial aluminum strip 1 and the partial nickel strip 2 directly bonded by the first protruding part 4-1 are prevented from being assimilated by metal strips, and meanwhile, the aluminum strip 1 can be better fused with the tab glue 4. The first protruding portion is provided with a chamfer.
In a possible embodiment, the tab glue is provided with a second protruding part symmetrical to the first protruding part at one end far away from the aluminum nickel overlapping part.
Specifically, referring to fig. 3, fig. 3 is a schematic plan view of a possible tab compound provided in this embodiment.
The tab glue 4 is arranged to be of a symmetrical structure, so that automatic production of the tabs is facilitated, and manufacturing efficiency is improved.
The technical scheme provided in the embodiment of the application at least has the following technical effects or advantages:
because the heat conductivity coefficients of the aluminum and nickel materials are different, when the tab glue is packaged by the aluminum and nickel materials, the aluminum material needs to have higher temperature or use an auxiliary heating block to ensure the glue dissolving effect, so that the temperature parameters of the equipment for coating the tab glue by the aluminum and nickel materials are different, and when the aluminum-to-nickel tab is produced, the tab glue packaging equipment with two different temperature parameters needs to be equipped for the anode and the cathode, so that the tab glue packaging efficiency is influenced, and the material cost is improved.
The embodiment of the utility model provides a creatively change the utmost point ear of nickel utmost point ear with aluminium and glue the encapsulation on the nickel area for the utmost point ear of anodal utmost point ear is glued the encapsulation and is required to glue the encapsulation and require the identical with the utmost point ear of negative pole utmost point ear, thereby has improved the manufacturing efficiency that the nickel utmost point ear was changeed to aluminium, has reduced manufacturing cost.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. An aluminum-to-nickel tab is characterized by comprising an aluminum strip and a nickel strip;
the aluminum strip and the nickel strip are welded and connected through a welding part; wherein the welding part is positioned in an aluminum-nickel overlapping part formed by overlapping one end of the aluminum strip and one end of the nickel strip;
one end of the nickel strap, which is close to the aluminum strap, is provided with tab glue;
the tab glue is coated on the aluminum-nickel overlapping part and extends towards one end, far away from the aluminum strip, of the nickel strip.
2. The aluminum-to-nickel tab of claim 1 wherein the weld is located at an end position of the nickel strap in the aluminum-nickel overlap.
3. The aluminum-to-nickel tab of claim 2 wherein the tab compound extends in the overlap to immediately adjacent the weld forming a first tab.
4. The aluminum-to-nickel tab of claim 3 wherein the tab compound is provided with a second protrusion symmetrical to the first protrusion at an end remote from the overlap.
5. The aluminum-to-nickel tab of claim 3 wherein the first tab is chamfered.
6. The aluminum-to-nickel tab as claimed in claim 1, wherein the tab glue is white glue or black glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020338293.5U CN211295249U (en) | 2020-03-17 | 2020-03-17 | Aluminum-to-nickel tab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020338293.5U CN211295249U (en) | 2020-03-17 | 2020-03-17 | Aluminum-to-nickel tab |
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| Publication Number | Publication Date |
|---|---|
| CN211295249U true CN211295249U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020338293.5U Active CN211295249U (en) | 2020-03-17 | 2020-03-17 | Aluminum-to-nickel tab |
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| CN (1) | CN211295249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115084792A (en) * | 2022-07-26 | 2022-09-20 | 江西嘉盛新能源有限公司 | Production process of sodium ion steel shell battery |
| CN116231240A (en) * | 2023-04-25 | 2023-06-06 | 长沙市雄晟机械科技有限公司 | Method for removing glue and converting nickel of power battery electrode |
-
2020
- 2020-03-17 CN CN202020338293.5U patent/CN211295249U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115084792A (en) * | 2022-07-26 | 2022-09-20 | 江西嘉盛新能源有限公司 | Production process of sodium ion steel shell battery |
| CN116231240A (en) * | 2023-04-25 | 2023-06-06 | 长沙市雄晟机械科技有限公司 | Method for removing glue and converting nickel of power battery electrode |
| CN116231240B (en) * | 2023-04-25 | 2023-10-31 | 长沙市雄晟机械科技有限公司 | Method for removing glue and converting nickel of power battery electrode |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An aluminum to nickel electrode lug Effective date of registration: 20221019 Granted publication date: 20200818 Pledgee: China Co. truction Bank Corp Huizhou branch Pledgor: HUIZHOU HONGTAI TECHNOLOGY Co.,Ltd. Registration number: Y2022980018869 |