CN208753420U - A kind of battery pole ear conductive sheet - Google Patents
A kind of battery pole ear conductive sheet Download PDFInfo
- Publication number
- CN208753420U CN208753420U CN201821276780.2U CN201821276780U CN208753420U CN 208753420 U CN208753420 U CN 208753420U CN 201821276780 U CN201821276780 U CN 201821276780U CN 208753420 U CN208753420 U CN 208753420U
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- CN
- China
- Prior art keywords
- tab
- disk body
- conductive sheet
- pole ear
- battery pole
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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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model relates to battery apparatus fields, disclose a kind of battery pole ear conductive sheet, comprising: protrusion, the outer lug boss that the outwardly extending disk body of the raised lower edge is set, the tab item at the disk body both ends is set and the disk body Yu the tab bottom are set；The protrusion include: be built in the disk body upper position cambered plate and surface plate, be arranged in above the cambered plate and the surface plate lead-out tablet, the through slot at the lead-out tablet center is set.The utility model is smaller by the way that the lead-out tablet sectional area in tab conductive sheet protrusion to be arranged, and it is larger to be formed by sectional area setting by the disk body and the tab item, and there are four extension ends for the tab item, electric current is effectively concentrated, improve the extraction effect of electric current, and the intermediate through slot, it can both disperse part stress, the effect of tab welding can also be made more preferable.
Description
Technical field
The utility model relates to battery apparatus field more particularly to a kind of battery pole ear conductive sheets.
Background technique
It is increasingly developed with electronic product, battery with more and more extensive because the miniaturization of electronic product with just
Taking needs a kind of stable and convenient power supply.And battery is just simply easy to carry because of its structure, the electrically operated letter of charge and discharge
Just, it is not influenced by outside climatic and temperature, stable and reliable for performance, the various aspects in the social life of modernization play
Very big effect.
Exit of the tab as positive and negative anodes, undertakes the effect of current lead-through between external electrode, and existing tab is adopted mostly
With the tab widened or multipole ear structure is used, and the material of tab and length all will seriously affect the performance of battery, and
And the exit of tab and the sectional area size in afflux portion also will affect the size of resistivity, to influence the big of extracted current
Small, the welding for thickening the extreme ear structure and pole widened becomes difficult and is difficult to guarantee the consistency of welding, makes tab extracted current
Effect decline, not enough concentrate while, also affect the stress that tab is born.
Utility model content
Purpose of the utility model is to solve above-mentioned tab extracted currents of the existing technology not to concentrate, under effect
The defect of drop provides a kind of battery pole ear conductive sheet.
The purpose of this utility model is achieved through the following technical solutions: a kind of battery pole ear conductive sheet, comprising: convex
It rises, the outwardly extending disk body of the raised lower edge is set, the tab item at the disk body both ends is set and is arranged in institute
State the outer lug boss of disk body Yu the tab bottom；
The protrusion include: be built in the disk body upper position cambered plate and surface plate, setting in the cambered plate and
Lead-out tablet above the surface plate, the through slot that the lead-out tablet center is set.
Preferably, the cambered plate, the surface plate and the lead-out tablet are integrally formed.Integrated molding can make structure
It is more stable with performance, while reducing production stage, moreover it is possible to keep stable conductibility.
Preferably, through slot setting orientation is along I-shaped orientation.The through slot orientation is oval along the lead-out tablet
Direction setting, can increase the size of through slot, and can uniformly disperse the stress of the convex portion in this way, strengthen welding effect
Fruit.
Preferably, the tab item includes the first tab item, the second tab item being correspondingly arranged with the first tab item.Setting
The a plurality of tab item expands sectional area, is conducive to concentrate electric current, the extraction effect of strengthening electric current.
Preferably, multiple angles of the first tab item and the second tab item are rounded structure.Rounded structure avoids
Acuter angles damage battery core inside, and tab can be made to be easily installed.
Preferably, the first tab item and the second tab item are being rounded structure with the junction of the disk body.
Junction is rounded structure, avoids acute angle and damages to battery core inside, and rounded structure is located at junction, forms one and reinforces
Muscle structure increases the intensity of junction.
Preferably, first through hole, the second through-hole and third through-hole and fourth hole are provided on the disk body.It is described
First through hole, the second through-hole and third through-hole and fourth hole can when electric current is excessive, make the first tab item and
The fusing of second tab item is played the role of protecting battery.
Preferably, the protrusion, the disk body, the first tab item and the second tab item are integrally formed.One
It is body formed to avoid the problem of welding bring weld seam influences conductive performance, while making overall structure more stable.
Preferably, the outer lug boss center is oval hollow structure, and ellipsoidal structure is the shape in order to cooperate lead-out tablet
Shape is correspondingly arranged, and hollow setting is in order to reduce part stress, so that welding effect is more preferable.
Preferably, the outer lug boss and the disk body, first tab and second tab are integrally formed.One
Molding make to be connected it is more stable, and avoid welding bring weld seam influence conductive performance the problem of.
Compared with prior art, the utility model at least has the advantages that in the present invention, and tab is conductive
Set lead-out tablet sectional area is smaller in the protrusion of piece, and by the disk body and the first tab item and described second
It is larger that tab item is formed by sectional area, and there are four extension ends for tab conductive sheet, effectively concentrate electric current, are not influencing to draw
In the case where piece extracted current, because of the relationship of resistivity, so that resistance becomes smaller, the extraction effect of electric current, Er Qiezhong are improved
Between through slot, can both disperse part stress, the effect of tab welding can also be made more preferable.
Detailed description of the invention
Fig. 1 is the extreme ear structure schematic top plan view of the utility model embodiment；
Fig. 2 is the schematic view of the front view of the utility model embodiment；
Fig. 3 is the A-A schematic cross-sectional view of the utility model embodiment；
Fig. 4 is the B-B schematic cross-sectional view of the utility model embodiment.
Wherein: 1, disk body, 2, protrusion, 21, lead-out tablet, 22, cambered plate, 23, surface plate, 24, through slot, 3, tab item, 31,
First tab item, the 32, second tab item, 4, through-hole, 41, first through hole, the 42, second through-hole, 43, third through-hole, 44, four-way
Hole, 5, I-shaped outer lug boss.
Specific embodiment
Preferred embodiments of the present invention are described below, those of ordinary skill in the art will be according to described below
It is realized with the relevant technologies of this field, and can be more clearly understood that the innovation and bring benefit of the utility model.
As shown in Figs 1-4, the utility model proposes a kind of battery pole ear conductive sheets, comprising: protrusion 2 is arranged described
The outwardly extending disk body 1 of raised 2 lower edges, the tab item 3 that 1 both ends of disk body are set and setting the disk body 1 with
The outer lug boss 5 of 3 bottom of tab item；
Further, the disk body 1 makes the tab conductive sheet form I-shaped structure with the tab item 3.
In some possible embodiments, the tab item 3 can be wide with the disk body 1, makes the tab conductive sheet
Squarely structure, of course it is not excluded other planforms that can be made of tab item and disk body.
Described raised 2 include: the cambered plate 22 for being built in 1 upper position of disk body and surface plate 23, setting in the arc
The lead-out tablet 21 of 23 top of panel 22 and the surface plate, the through slot 24 that 21 center of lead-out tablet is set.
Described raised 2 with the disk body 1 by be electrically connected, and described raised 2 are placed in above the disk body 1, described raised 2
For oval rod structure, it is correspondingly arranged with raised 2 top is located at by being electrically connected the pole electrode structure of setting；It is described
Disk body 1 connect the afflux portion to form I-shaped structure with the tab item 3, and the disk body 1, the tab item 3 and setting exist
One collector of bottom is electrically connected；The tab item 3 effectively concentrates electric current there are four extension end, and improves to the pole
Electric current output, the outer lug boss is set as I-shaped 5 structure of outer lug boss.
Further, described raised 2 include the lead-out tablet 21 and the cambered plate 22, the surface plate 23 and described
24 4 parts of through slot, the surface plate 23 play the role of preventing rotation, and the lead-out tablet 21 is used for electrical conduction described in
On pole, since the cambered plate 22 connects two surface plates 23, hard corner structure is not present in raised 2 periphery,
Keep described raised 2 periphery wall thickness uniform, electric conducting effect is more preferable.
In the utility model embodiment, the cambered plate 22, the surface plate 23 and the lead-out tablet 21 are integrated into
Type.The cambered plate 22, the surface plate 23 and the lead-out tablet 21 together constitute the side of protrusion 2, the cambered plate 22
And 23 upper end of surface plate is all electrically connected with the lead-out tablet 21,22 lower end of cambered plate and the disk body 1 and tab item 3
Electrical connection, 23 lower end of surface plate are electrically connected with the disk body 1, thus being integrally formed can make structure and performance more steady
It is fixed, while reducing production stage, moreover it is possible to keep stable conductibility.
In the utility model embodiment, it is along I-shaped orientation that orientation, which is arranged, in the through slot 24.24 orientation of through slot
Along the oval direction setting of the lead-out tablet 21, the size of through slot 24 can increase in this way, and can uniformly disperse described raised 2
Partial stress strengthens welding effect, is conducive to electric current being drawn out to pole；And help to check whether welding surface pastes with pole
It closes completely, has this through slot 24 that tab conductive sheet can also be made to reach loss of weight, thinned effect.
In the utility model embodiment, the tab item 3 includes the first tab item 31, corresponding with the first tab item 31 to set
The the second tab item 32 set.The first tab item 31 connect to form I-shaped structure with the second tab item 32, the pole
Ear item 3 and disk body 1 are connect by electric connection mode with one collector of bottom, and two tab items 3 of setting expand sectional area,
Be conducive to concentrate electric current, improve the extraction effect of electric current, stock utilization is improved, convenient for the welding of tab.
In the utility model embodiment, the first tab item 31 shares 4 extension ends with the second tab item 32,
And 4 extension ends are all rounded structure.Electric current is effectively concentrated in 4 extension ends, and improves and export to the electric current of the pole；And
Rounded structure can be such that tab is easily installed, and avoid acuter angles and cause damages to internal battery core, and external form is simple and beautiful.
In the utility model embodiment, the first tab item 31 and the second tab item 32 with the disk body 1
Junction be rounded structure.Junction is rounded structure, avoids acuter angles in process of production and causes to internal battery core
Loss, and rounded structure is located at junction, forms a reinforcing rib structure, plays booster action to junction.
In the utility model embodiment, first through hole 41, the second through-hole 42 and third are provided on the disk body 1
Through-hole 43 and fourth hole 44.The first through hole 41, the second through-hole 42 and third through-hole 43 and fourth hole 44 can be
When electric current is excessive, make the first tab item and the second tab item fuse, play the role of protect battery；In addition, the disk
Through-hole on body 1 may be set to be two, three, even more.
In the utility model embodiment, the disk body 1, described raised 2, the first tab item 31 and second pole
Ear item 32 is integrally formed.Integrated molding avoids the problem of welding bring weld seam influences conductive performance, while strengthening whole
The stability of body connection.
In the utility model embodiment, I-shaped 5 center of outer lug boss is oval hollow structure, ellipsoidal structure
It is to cooperate the shape of lead-out tablet to be correspondingly arranged, hollow setting is to reduce part in order to reduce raised 2 thickness and answer
Power reaches the consistency of welding, reaches better welding effect.
In the utility model embodiment, the I-shaped outer lug boss 5 and the disk body 1, first tab 31 and institute
It states the second tab 32 to be integrally formed, is integrally formed the stability for strengthening integrated connection, and welding effect is more preferable, avoids weldering
Connect the problem of bring weld seam influences conductive performance.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that specific embodiment of the present utility model is only limited to these instructions.For the common of the utility model technical field
For technical staff, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, all answers
When being considered as belonging to the protection scope of the utility model.
Claims (10)
1. a kind of battery pole ear conductive sheet characterized by comprising protrusion, setting are outwardly extending in the raised lower edge
Disk body, the tab item that the disk body both ends are set and the outer lug boss that the disk body Yu the tab bottom are set；
The protrusion includes: the cambered plate for being erected on the disk body upper position and surface plate, setting in the cambered plate and described
Lead-out tablet above surface plate, the through slot that the lead-out tablet center is set.
2. a kind of battery pole ear conductive sheet according to claim 1, which is characterized in that the cambered plate, the surface plate
It is integrally formed with the lead-out tablet.
3. a kind of battery pole ear conductive sheet according to claim 1, which is characterized in that through slot setting orientation is along work
Font orientation.
4. a kind of battery pole ear conductive sheet according to claim 1, which is characterized in that the tab item includes the first tab
Item, the second tab item being correspondingly arranged with the first tab item.
5. a kind of battery pole ear conductive sheet according to claim 4, which is characterized in that first tab article and described the
Multiple angles of two tab items are rounded structure.
6. a kind of battery pole ear conductive sheet according to claim 4, which is characterized in that first tab article and described the
Two tab items are being rounded structure with the junction of the disk body.
7. a kind of battery pole ear conductive sheet according to any one of claims 1 to 4, which is characterized in that be arranged on the disk body
There are first through hole, the second through-hole and third through-hole and fourth hole.
8. a kind of battery pole ear conductive sheet according to claim 4, which is characterized in that the protrusion, the disk body, described
First tab item and the second tab item are integrally formed.
9. a kind of battery pole ear conductive sheet according to claim 8, which is characterized in that the outer lug boss center is ellipse
Hollow structure.
10. a kind of battery pole ear conductive sheet according to claim 9, which is characterized in that the outer lug boss and the disk body,
First tab and second tab are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276780.2U CN208753420U (en) | 2018-08-08 | 2018-08-08 | A kind of battery pole ear conductive sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821276780.2U CN208753420U (en) | 2018-08-08 | 2018-08-08 | A kind of battery pole ear conductive sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208753420U true CN208753420U (en) | 2019-04-16 |
Family
ID=66059892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821276780.2U Active CN208753420U (en) | 2018-08-08 | 2018-08-08 | A kind of battery pole ear conductive sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208753420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134318A1 (en) * | 2022-01-12 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | Connecting component, battery cell, battery and electric device |
-
2018
- 2018-08-08 CN CN201821276780.2U patent/CN208753420U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023134318A1 (en) * | 2022-01-12 | 2023-07-20 | 宁德时代新能源科技股份有限公司 | Connecting component, battery cell, battery and electric device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213200 Minghu Road, Jintan District, Changzhou City, Jiangsu Province, 399 Patentee after: Changzhou Redford Precision Technology Co.,Ltd. Address before: Guangming Martin street Shenzhen city Guangdong province 518000 water Sixth Industrial Zone xufa Science Park 6, building 7, building 3 floor 3A Patentee before: SHENZHEN RED FAIRY PRECISION TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address |