CN212907819U - Asymmetric blank pressing laminate polymer battery - Google Patents
Asymmetric blank pressing laminate polymer battery Download PDFInfo
- Publication number
- CN212907819U CN212907819U CN202020638296.0U CN202020638296U CN212907819U CN 212907819 U CN212907819 U CN 212907819U CN 202020638296 U CN202020638296 U CN 202020638296U CN 212907819 U CN212907819 U CN 212907819U
- Authority
- CN
- China
- Prior art keywords
- edge
- group
- upper shell
- edge covering
- asymmetric
- 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
- 229920000642 polymer Polymers 0.000 title description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 241000463219 Epitheca Species 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000037303 wrinkles Effects 0.000 description 7
- 101150006573 PAN1 gene Proteins 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 2
- 238000009957 hemming Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
-
- 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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to the technical field of batteries, in particular to an asymmetric blank pressing soft package battery, which comprises a bottom shell and an upper shell buckled on the bottom shell, wherein a containing space is formed between the bottom shell and the upper shell, a battery body is arranged in the containing space, the battery body is connected with a positive pole lug and a negative pole lug, and the positive pole lug and the negative pole lug both extend out of the bottom shell and the upper shell; the upper shell and the bottom shell are buckled to form an edge covering structure, and the edge covering structure comprises a first edge covering group distributed on one half side of the outer annular wall of the upper shell and a second edge covering group distributed on the other half side of the outer annular wall of the upper shell. The utility model discloses with the epitheca group of borduring and become two sets ofly, and the number of the fold of borduring of two borduring groups is inconsistent, the position of anodal utmost point ear and negative pole utmost point ear corresponds different borduring group simultaneously to can distinguish anodal utmost point ear and negative pole utmost point ear fast when carrying out the installation operation of battery, accomplish the connection of positive negative pole utmost point ear, improve production efficiency, reduce manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of batteries, concretely relates to asymmetric blank pressing laminate polymer battery.
Background
A battery refers to a device that can convert chemical energy into electrical energy, having a positive electrode and a negative electrode, in a cup, a tank, or other container or a composite container that contains an electrolyte solution and a metal electrode to generate an electric current, and is also a small device that can generate electrical energy. The performance parameters of the battery are mainly electromotive force, capacity, specific energy and resistance. The battery is used as an energy source, can obtain current which has stable voltage and current, is stably supplied for a long time and is slightly influenced by the outside, has simple structure, convenient carrying, simple and easy charging and discharging operation, is not influenced by the outside climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life. The soft package battery is generally a liquid lithium ion battery, which is covered with a polymer shell and structurally packaged by an aluminum plastic film. At present, laminate polymer battery is used for various electronic equipment more and more, and along with electronic equipment's miniaturization and wearable electronic equipment's development, laminate polymer battery is also along with the model that appears small-size, when the laminate polymer battery of installation small-size model, is difficult to distinguish the utmost point ear of positive negative pole fast, and this produces very big influence to production operating efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an asymmetric blank pressing laminate polymer battery.
The utility model discloses a following scheme realizes:
an asymmetric blank pressing soft package battery comprises a bottom shell and an upper shell buckled on the bottom shell, wherein an accommodating space is formed between the bottom shell and the upper shell, a battery body is arranged in the accommodating space, the battery body is connected with a positive electrode lug and a negative electrode lug, and the positive electrode lug and the negative electrode lug both extend out of the bottom shell and the upper shell; the upper shell and the bottom shell are buckled to form an edge covering structure, the edge covering structure comprises a first edge covering group distributed on one half side of the outer annular wall of the upper shell and a second edge covering group distributed on the other half side of the outer annular wall of the upper shell, the first edge covering group and the second edge covering group respectively comprise a plurality of edge covering folds which are uniformly distributed, and the number of the edge covering folds of the first edge covering group is greater than that of the bar edge covering folds of the second edge covering group; the position of the positive electrode tab corresponds to one half side of the outer ring wall of the upper shell, and the position of the negative electrode tab corresponds to the other half side of the outer ring wall of the upper shell.
Furthermore, the number of the edge folding wrinkles of the first edge covering group is n, the number of the edge folding wrinkles of the second edge covering group is 2n, and n is larger than or equal to 1.
Furthermore, the position of the positive electrode tab corresponds to the first wrapping group, and the position of the negative electrode tab corresponds to the second wrapping group.
Furthermore, the position of the positive electrode tab corresponds to the second wrapping group, and the position of the negative electrode tab corresponds to the first wrapping group.
Furthermore, the cross section of the top view of the edge folding wrinkles is triangular.
Furthermore, the cross section of the top view of the edge-covering fold is in a fan ring shape.
Further, the top view cross section of the edge-covering fold is arc-shaped.
Furthermore, the battery body comprises a positive pole piece, a diaphragm and a negative pole piece, wherein the positive pole piece, the diaphragm and the negative pole piece are combined into a whole and form a cylinder shape around a cylinder.
Furthermore, the temperature measuring module is provided with a key.
Contrast prior art, the utility model discloses following beneficial effect has:
the utility model discloses with the epitheca group of borduring and become two sets ofly, and the number of the fold of borduring of two borduring groups is inconsistent, the position of anodal utmost point ear and negative pole utmost point ear corresponds different borduring group simultaneously to can distinguish anodal utmost point ear and negative pole utmost point ear fast when carrying out the installation operation of battery, accomplish the connection and the assembly operation of positive negative pole utmost point ear, improve production efficiency, reduce manufacturing cost. On the other hand, providing the hemming wrinkles in a specific shape also contributes to speedy discrimination.
Drawings
Figure 1 is the utility model provides a pair of asymmetric blank pressing laminate polymer battery embodiment 1's structural schematic.
Fig. 2 is a cross-sectional structural view of embodiment 1 of the present invention.
FIG. 3 is a schematic view of example 2.
FIG. 4 is a schematic view of example 3.
The figure includes:
bottom shell 1, epitheca 2, first bordure group 21, bordure fold 211, second bordure group 22, battery body 3, positive pole piece 31, diaphragm 32, negative pole piece 33, positive pole utmost point ear 4, negative pole utmost point ear 5.
Detailed Description
To facilitate understanding of the present invention for those skilled in the art, the present invention will be described in further detail with reference to the following detailed description and accompanying drawings.
Referring to fig. 1 to 2, the utility model provides an asymmetric blank pressing soft package battery, including drain pan 1, upper casing 2 buckled on drain pan 1, form an accommodation space between drain pan 1 and upper casing 2, be provided with a battery body 3 in the accommodation space, battery body 3 is connected with anodal utmost point ear 4 and negative pole utmost point ear 5, and anodal utmost point ear 4 and negative pole utmost point ear 5 all extend to the drain pan 1 and the upper casing 2 outside; the upper shell 2 and the bottom shell 1 are buckled to form an edge covering structure, the edge covering structure comprises a first edge covering group 21 distributed on one half side of the outer annular wall of the upper shell 2 and a second edge covering group 22 distributed on the other half side of the outer annular wall of the upper shell 2, the first edge covering group 21 and the second edge covering group 22 respectively comprise a plurality of edge covering folds 211 which are uniformly distributed, and the number of the edge covering folds 211 of the first edge covering group 21 is larger than that of the bar edge covering folds 211 of the second edge covering group 22; the position of the positive electrode tab 4 corresponds to one half side of the outer annular wall of the upper shell 2, and the position of the negative electrode tab 5 corresponds to the other half side of the outer annular wall of the upper shell 2.
The number of the edge folding wrinkles 211 of the first edge covering group 21 is n, the number of the edge folding wrinkles 211 of the second edge covering group 22 is 2n, and n is larger than or equal to 1. Of course, the number of edge folds 211 of both the first edge group 21 and the second edge group 22 is not limited to multiple in practical implementation, as long as the number can be clearly distinguished.
The position of the positive electrode tab 4 corresponds to the first wrapping group 21, and the position of the negative electrode tab 5 corresponds to the second wrapping group 22. Because the number of the folded folds 211 of the first folded edge group 21 and the second folded edge group 22 is different, the folded edges can be distinguished quickly, and therefore the anode and the cathode of the battery pole ear can be distinguished quickly.
The battery body 3 comprises a positive pole piece 31, a diaphragm 32 and a negative pole piece 33, wherein the positive pole piece 31, the diaphragm 32 and the negative pole piece 33 are combined into a whole (strip shape) and form a cylinder shape around a cylinder (partitions can be arranged between different layers). The positive pole piece 31 is connected with the positive pole tab 4, and the negative pole piece 33 is connected with the negative pole tab 5.
The cross section of the top view of the edge folding fold 211 is triangular, and of course, the cross section of the top view thereof may be other shapes in specific implementation.
Example 2
Referring to fig. 3, the cross section of the edge folding fold 211 is a fan ring shape in a top view. The rest of the structure is the same as that of example 1, and redundant description is omitted.
Example 3
Referring to fig. 4, the cross section of the top view of the edge folding fold 211 is an arch, and a plurality of arches are uniformly arranged and overall look like a wave shape. The rest of the structure is the same as that of example 1, and redundant description is omitted.
Example 4
The position of the positive electrode tab 4 corresponds to the second wrapping group 22, the position of the negative electrode tab 5 corresponds to the first wrapping group 21, which is not shown in the drawings, and the two tabs are reversed with reference to fig. 1. Because the number of the folded folds 211 of the first folded edge group 21 and the second folded edge group 22 is different, the folded edges can be distinguished quickly, and therefore the anode and the cathode of the battery pole ear can be distinguished quickly. The rest of the structure is the same as that of embodiment 1, embodiment 2 or embodiment 3, and redundant description is omitted.
The utility model discloses with the epitheca group of borduring and become two sets ofly, and the number of the fold of borduring of two borduring groups is inconsistent, the position of anodal utmost point ear and negative pole utmost point ear corresponds different borduring group simultaneously to can distinguish anodal utmost point ear and negative pole utmost point ear fast when carrying out the installation operation of battery, accomplish the connection of positive negative pole utmost point ear, improve production efficiency, reduce manufacturing cost. On the other hand, providing the hemming wrinkles in a specific shape also contributes to speedy discrimination.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection, or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.
Claims (8)
1. An asymmetric blank pressing soft package battery is characterized by comprising a bottom shell and an upper shell buckled on the bottom shell, wherein an accommodating space is formed between the bottom shell and the upper shell, a battery body is arranged in the accommodating space, the battery body is connected with a positive electrode lug and a negative electrode lug, and the positive electrode lug and the negative electrode lug both extend out of the bottom shell and the upper shell; the upper shell and the bottom shell are buckled to form an edge covering structure, the edge covering structure comprises a first edge covering group distributed on one half side of the outer annular wall of the upper shell and a second edge covering group distributed on the other half side of the outer annular wall of the upper shell, the first edge covering group and the second edge covering group respectively comprise a plurality of edge covering folds which are uniformly distributed, and the number of the edge covering folds of the first edge covering group is greater than that of the bar edge covering folds of the second edge covering group; the position of the positive electrode tab corresponds to one half side of the outer ring wall of the upper shell, and the position of the negative electrode tab corresponds to the other half side of the outer ring wall of the upper shell.
2. The asymmetric-edge pouch cell as in claim 1, wherein the number of edge folds of the first edge wrapping group is n, the number of edge folds of the second edge wrapping group is 2n, and n is greater than or equal to 1.
3. The asymmetric-edge-pressed soft package battery as claimed in claim 1 or 2, wherein the position of the positive electrode tab corresponds to the first edge-covered group, and the position of the negative electrode tab corresponds to the second edge-covered group.
4. The asymmetric-edge-pressing soft package battery as claimed in claim 1 or 2, wherein the position of the positive electrode tab corresponds to the second edge-covering group, and the position of the negative electrode tab corresponds to the first edge-covering group.
5. The asymmetric-edge pouch cell of claim 1, wherein the folded edge fold is triangular in top view cross section.
6. The asymmetric-edge pouch cell as in claim 1, wherein the folded edge fold is scalloped in top view cross-section.
7. The asymmetric-edge pouch cell of claim 1, wherein the folded edge fold is arcuate in top view cross section.
8. The asymmetric edge-pressing soft package battery as in claim 1, wherein the battery body comprises a positive pole piece, a diaphragm and a negative pole piece, and the positive pole piece, the diaphragm and the negative pole piece are combined into a whole and form a cylinder shape around a cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020638296.0U CN212907819U (en) | 2020-04-24 | 2020-04-24 | Asymmetric blank pressing laminate polymer battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020638296.0U CN212907819U (en) | 2020-04-24 | 2020-04-24 | Asymmetric blank pressing laminate polymer battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212907819U true CN212907819U (en) | 2021-04-06 |
Family
ID=75262392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020638296.0U Expired - Fee Related CN212907819U (en) | 2020-04-24 | 2020-04-24 | Asymmetric blank pressing laminate polymer battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212907819U (en) |
-
2020
- 2020-04-24 CN CN202020638296.0U patent/CN212907819U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3285327B1 (en) | Battery module | |
| US10637035B2 (en) | Energy storage device | |
| CN209344131U (en) | Bag type secondary battery and the battery module including it, battery pack and automobile | |
| CN103098256A (en) | Pouch type case and battery pack including same | |
| JP2012018795A (en) | Laminate-type battery and battery module | |
| US20170054182A1 (en) | Method for producing a battery cell and battery cell | |
| CN109792090A (en) | Non-aqueous electrolyte secondary battery | |
| CN103441237A (en) | Button type lithium ion battery and chain type lithium ion battery pack | |
| CN112331927A (en) | Battery lamination electricity core and battery | |
| KR20120136718A (en) | Battery cell of novel structure and battery pack employed with the same | |
| KR20140110793A (en) | Rechargeable battery | |
| CN212907819U (en) | Asymmetric blank pressing laminate polymer battery | |
| CN112349950A (en) | HEV soft package battery core and battery pack | |
| JP2022523858A (en) | Cylindrical battery | |
| CN115189038A (en) | Electrode pole piece unit, electrode subassembly, battery and consumer | |
| JP2005079080A (en) | Thin battery pack | |
| CN213150899U (en) | Button cell structure with hollowed-out shell | |
| CN209766479U (en) | four-tab bag type battery structure | |
| CN215451186U (en) | Large-capacity aluminum electrolytic capacitor | |
| CN211929658U (en) | Battery with a battery cell | |
| CN217788483U (en) | Fully-sealed high-capacity low-current charge-discharge battery | |
| CN214672716U (en) | Three-electrode battery | |
| CN217740652U (en) | Button cell without tab | |
| CN211789187U (en) | Battery case and lithium battery | |
| CN217522188U (en) | Battery cell structure, soft-packaged battery and power consumption equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211022 Address after: 611700 No. 116, No. 47, Wangwang East Road, Deyuan town (Jingrong town), Pidu District, Chengdu, Sichuan Patentee after: SICHUAN SAIERLEI NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: Room 1803u, 18 / F, innovation building, 106 Dongxin Avenue, Dongxing District, Dongjiang Industrial Park, Zhongkai high tech Zone, Huizhou, Guangdong 516000 Patentee before: HUIZHOU CELL VALLEY NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |