CN208208836U - A kind of Soft Roll disc Li-ion batteries piles - Google Patents
A kind of Soft Roll disc Li-ion batteries piles Download PDFInfo
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- CN208208836U CN208208836U CN201820853145.XU CN201820853145U CN208208836U CN 208208836 U CN208208836 U CN 208208836U CN 201820853145 U CN201820853145 U CN 201820853145U CN 208208836 U CN208208836 U CN 208208836U
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- China
- Prior art keywords
- protection board
- negative electrode
- ion batteries
- soft roll
- batteries piles
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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
Abstract
The utility model discloses a kind of Soft Roll disc Li-ion batteries piles, belong to battery technology field, including battery body, encapsulating film and protection board, are connected with anode ear and negative electrode lug on battery body.Encapsulating film is for encapsulating battery body, and encapsulating film forms folded edges around battery body side wall, anode ear, negative electrode lug free end run through encapsulating film.Protection board is arranged along the circumferential direction of folded edges, and the positive polar region of protection board, cathode area are connected with anode ear and negative electrode lug respectively.The utility model proposes Soft Roll disc Li-ion batteries piles; it is arranged by the circumferential direction by protection board along folded edges; it can be under the premise of not influencing battery pack normal use; reduce the thickness of battery pack; and primary structure part of the battery pack as consumer electronics product, the thickness of battery pack reduce, then the thickness of electronic product can reduce; it is advantageously implemented the lightening of electronic product, increases the portability of electronic product.
Description
Technical field
The utility model relates to battery technology field more particularly to a kind of Soft Roll disc Li-ion batteries piles.
Background technique
Lithium ion battery pack is widely used in because having many advantages, such as that energy density is high, self discharge is small, highly-safe
In the mass consumption electronic product such as smart phone and tablet computer.
Consumer is higher and higher to the standby requirement using time and portability of product at present, existing lithium ion battery
After packaging, protection board is mounted on to the upper surface of battery, so that the thickness of battery pack increases, and battery pack is as consumer electricity
The primary structure part of sub- product, the control of battery pack thickness is particularly important, and the thickness of battery pack is larger, then the thickness of electronic product
It spends larger, influences the lightening and portability of electronic product.
Utility model content
The purpose of this utility model is to provide a kind of Soft Roll disc Li-ion batteries piles, to solve to deposit in the prior art
The installation of protection board increase battery pack thickness, the problem of influencing the lightening and portability of electronic product.
As above design, the technical scheme adopted by the utility model is
A kind of Soft Roll disc Li-ion batteries piles, including battery body, be connected on the battery body anode ear and
Negative electrode lug, which is characterized in that further include:
Encapsulating film is used to encapsulate the battery body, and the encapsulating film forms flanging knot around battery body side wall
Structure, the anode ear, the negative electrode lug free end run through the encapsulating film；
Protection board, along the folded edges circumferential direction setting, and the positive polar region of the protection board, cathode area respectively with institute
Anode ear is stated to be connected with the negative electrode lug.
Further, the positive polar region and the cathode area be along the battery body central axial direction extension set
The planar structure set.
Further, the protection board includes protection board ontology and the anode that connect respectively with the protection board ontology
Area and the cathode area, the protection board ontology are semicircular configuration.
Further, the protection board ontology is flexible circuit board.
Further, it is provided with the cathode output end connecting with the positive polar region on the protection board ontology, is born with described
The cathode output end of polar region connection and thermistor output signal end.
It further, further include positive plate and negative electrode tab, the positive plate is separately connected the anode ear, the anode
Area, the negative electrode tab are separately connected the negative electrode lug, the cathode area.
Further, the positive plate and the thickness of the negative electrode tab are 0.05-0.5mm.
Further, the positive plate, the negative electrode tab are pure nickel piece, plating nickel sheet, aluminum-nickel compound piece or gold plating film.
Further, the encapsulating film is aluminum plastic film.
The utility model has the beneficial effects that
The utility model proposes Soft Roll disc Li-ion batteries piles, set by the circumferential direction by protection board along folded edges
It sets, the thickness of battery pack can be reduced under the premise of not influencing battery pack normal use, and battery pack is as consumer electronics
The thickness of the primary structure part of product, battery pack reduces, then the thickness of electronic product can reduce, and is advantageously implemented electronics production
Product it is lightening, increase the portability of electronic product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of Soft Roll disc Li-ion batteries piles provided by the utility model；
Fig. 2 is the structural representation view of protection board provided by the utility model.
In figure:
11, anode ear；12, negative electrode lug；21, folded edges；3, protection board；31, protection board ontology；311, cathode exports
End；312, thermistor output signal end；313, cathode output end；32, positive polar region；33, cathode area；331, component；
41, positive plate；42, negative electrode tab.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It is understood that
Specific embodiment described herein is used only for explaining the utility model, rather than the restriction to the utility model.In addition it also needs
It is noted that illustrating only part relevant to the utility model for ease of description, in attached drawing and not all.
As depicted in figs. 1 and 2, a kind of Soft Roll disc Li-ion batteries piles are present embodiments provided, including battery body,
Encapsulating film and protection board 3 are connected with anode ear 11 and negative electrode lug 12 on battery body.Encapsulating film is for encapsulating battery sheet
Body, and encapsulating film forms folded edges 21 around the side wall of battery body, the free end of anode ear 11 and negative electrode lug 12 is run through
Encapsulating film setting, in the present embodiment, encapsulating film is aluminum plastic film, and certainly in other embodiments, the type of encapsulating film can basis
Actual needs is selected.Protection board 3 is arranged along the circumferential direction of folded edges 21, and the positive polar region 32 of protection board 3 and cathode area 33
It is connected respectively with anode ear 11 and negative electrode lug 12.
It is arranged by the circumferential direction by protection board 3 along folded edges 21, it can be in the premise for not influencing battery pack normal use
Under, the thickness of battery pack is reduced, and primary structure part of the battery pack as consumer electronics product, the thickness of battery pack drop
Low, then the thickness of electronic product can reduce, and be advantageously implemented the lightening of electronic product, increase the portability of electronic product.
And encapsulating film forms folded edges 21 along the side wall of battery body, can not only enhance package strength, so that battery body side
The encapsulating film uniform force of wall part efficiently solves phenomena such as encapsulating film is easy corrugation after packaging, gas rises or leakage, mentions
The high stability of battery pack appearance and size, but also contour structures are more beautiful after packaging for battery pack.
As shown in Fig. 2, protection board 3 include protection board ontology 31 and the positive polar region 32 that is connect respectively with protection board ontology 31 and
Cathode area 33, positive polar region 32 are connected with anode ear 11, and cathode area 33 is connected with negative electrode lug 12, and protection board ontology 31 is semi-ring
Shape structure, and along the circumferential direction setting of folded edges 21, in the present embodiment, protection board ontology 31 is flexible circuit board, flexible electrical
Road plate is that have height reliability, excellent pliable printed circuit using polyimides or polyester film as one kind made of substrate
Plate has the characteristics that Distribution density is high, light-weight, thickness is thin.Positive polar region 32 and cathode area 33 are along the center of battery body
Folded edges corresponding with the two are close in the extended planar structure of axis direction, positive polar region 32 and cathode area 33 respectively
21, so that folded edges 21 are squeezed into planar structure in the part being in contact with positive polar region 32 and cathode area 33, so that
The setting in positive polar region 32 and cathode area 33 can reduce the circumferential size of battery pack to a certain extent.
In addition, the component 331 on protection board 3 is set to cathode area 33 close to the side of folded edges 21, it can be to member
Device 331 is protected, while cathode area 33 is to make along the extended planar structure of the central axial direction of battery body
Protection board 3 after mounting, at cathode area 33 be arranged component 331 will not generate bending, avoid component 331 occur bend and
Stress damage is generated, the normal use of component 331 is influenced.
It is additionally provided with the cathode output end 313 connecting with positive polar region 32 on protection board ontology 31, connect with cathode area 33
Cathode output end 311 and thermistor output signal end 312.
As shown in Figure 1, the Soft Roll disc Li-ion batteries piles further include positive plate 41 and negative electrode tab 42,41 He of positive plate
The thickness of negative electrode tab 42 is 0.05-0.5mm, and is pure nickel piece, plating nickel sheet, aluminum-nickel compound piece or gold plating film.
Positive plate 41, anode ear 11, protection board 3 positive polar region 32 be fixedly connected, negative electrode tab 42, negative electrode lug 12, protection board 3
Cathode area 33 be fixedly connected, the area of positive plate 41 is less than or equal to the area of the positive polar region 32 of protection board 3, the face of negative electrode tab 42
Product is less than or equal to the area in the cathode area 33 of protection board 3.By taking the cathode area 33 of protection board 3, negative electrode lug 12 and negative electrode tab 42 as an example,
In the present embodiment, the cathode area 33 of protection board 3 is arranged between negative electrode lug 12 and negative electrode tab 42, and negative electrode lug 12 is to battery body
Side wall turn down and connect negative electrode tab 42, realize the connection of negative electrode lug 12 and cathode area 33, and on protection board 3 cathode area 33 member
The side in negative electrode tab 42 close to folded edges 21 is arranged in device 331, can protect to component 331.Pass through setting
Positive plate 41, negative electrode tab 42 can not only be realized the positive polar region 32 of anode ear 11 and protection board 3, negative electrode lug 12 and protection board 3
Cathode area 33 be connected, and positive plate 41, negative electrode tab 42 can also increase positive polar region 32 and cathode area 33 as stiffening plate
Intensity simplify the structure of protection board 3 so that no longer need additionally to be arranged stiffening plate on protection board 3, reduce the knot of protection board 3
Structure size is conducive to the circumferential size for reducing battery pack to a certain extent.
Embodiment of above only elaborates the basic principles and features of the present invention, and the utility model is not by above-mentioned reality
The mode of applying limits, and on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes,
These changes and changes fall within the scope of the claimed invention.The utility model requires protection scope is by appended
Claims and its equivalent thereof.
Claims (9)
1. a kind of Soft Roll disc Li-ion batteries piles, including battery body, anode ear (11) are connected on the battery body
With negative electrode lug (12), which is characterized in that further include:
Encapsulating film is used to encapsulate the battery body, and the encapsulating film forms folded edges around battery body side wall
(21), the anode ear (11), the negative electrode lug (12) free end run through the encapsulating film；
Protection board (3), the circumferential direction along the folded edges (21) is arranged, and positive polar region (32), the cathode of the protection board (3)
Area (33) is connected with the anode ear (11) and the negative electrode lug (12) respectively.
2. Soft Roll disc Li-ion batteries piles according to claim 1, which is characterized in that the positive polar region (32) and institute
Stating cathode area (33) is the planar structure extended along the central axial direction of the battery body.
3. Soft Roll disc Li-ion batteries piles according to claim 1, which is characterized in that the protection board (3) includes
Protection board ontology (31) and the positive polar region (32) being connect respectively with the protection board ontology (31) and the cathode area (33),
The protection board ontology (31) is semicircular configuration.
4. Soft Roll disc Li-ion batteries piles according to claim 3, which is characterized in that the protection board ontology (31)
For flexible circuit board.
5. Soft Roll disc Li-ion batteries piles according to claim 3, which is characterized in that the protection board ontology (31)
On be provided with the cathode output end (313) being connect with the positive polar region (32), the cathode being connect with the cathode area (33) output
It holds (311) and thermistor output signal end (312).
6. Soft Roll disc Li-ion batteries piles according to claim 1, which is characterized in that further include positive plate (41) and
Negative electrode tab (42), the positive plate (41) are separately connected the anode ear (11), the positive polar region (32), the negative electrode tab (42)
It is separately connected the negative electrode lug (12), the cathode area (33).
7. Soft Roll disc Li-ion batteries piles according to claim 6, which is characterized in that the positive plate (41) and institute
The thickness for stating negative electrode tab (42) is 0.05-0.5mm.
8. Soft Roll disc Li-ion batteries piles according to claim 6, which is characterized in that the positive plate (41), institute
Stating negative electrode tab (42) is pure nickel piece, plating nickel sheet, aluminum-nickel compound piece or gold plating film.
9. Soft Roll disc Li-ion batteries piles according to claim 1, which is characterized in that the encapsulating film is plastic-aluminum
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853145.XU CN208208836U (en) | 2018-06-04 | 2018-06-04 | A kind of Soft Roll disc Li-ion batteries piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853145.XU CN208208836U (en) | 2018-06-04 | 2018-06-04 | A kind of Soft Roll disc Li-ion batteries piles |
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| Publication Number | Publication Date |
|---|---|
| CN208208836U true CN208208836U (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820853145.XU Active CN208208836U (en) | 2018-06-04 | 2018-06-04 | A kind of Soft Roll disc Li-ion batteries piles |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021102973A1 (en) * | 2019-11-29 | 2021-06-03 | 东莞新能德科技有限公司 | Battery |
| WO2021102978A1 (en) * | 2019-11-29 | 2021-06-03 | 东莞新能德科技有限公司 | Battery assembly |
| CN113871769A (en) * | 2021-09-27 | 2021-12-31 | 荣成歌尔科技有限公司 | Battery box, circuit board assembly and electronic product |
| CN114204093A (en) * | 2020-09-18 | 2022-03-18 | 曙鹏科技（深圳）有限公司 | Method for bending and edge sealing of soft package button battery |
-
2018
- 2018-06-04 CN CN201820853145.XU patent/CN208208836U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021102973A1 (en) * | 2019-11-29 | 2021-06-03 | 东莞新能德科技有限公司 | Battery |
| WO2021102978A1 (en) * | 2019-11-29 | 2021-06-03 | 东莞新能德科技有限公司 | Battery assembly |
| CN113302776A (en) * | 2019-11-29 | 2021-08-24 | 东莞新能德科技有限公司 | Battery with a battery cell |
| CN114730974A (en) * | 2019-11-29 | 2022-07-08 | 东莞新能德科技有限公司 | Battery pack |
| CN114204093A (en) * | 2020-09-18 | 2022-03-18 | 曙鹏科技（深圳）有限公司 | Method for bending and edge sealing of soft package button battery |
| CN113871769A (en) * | 2021-09-27 | 2021-12-31 | 荣成歌尔科技有限公司 | Battery box, circuit board assembly and electronic product |
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