CN106410071A - Novel coiled button battery - Google Patents
Novel coiled button battery Download PDFInfo
- Publication number
- CN106410071A CN106410071A CN201611086886.1A CN201611086886A CN106410071A CN 106410071 A CN106410071 A CN 106410071A CN 201611086886 A CN201611086886 A CN 201611086886A CN 106410071 A CN106410071 A CN 106410071A
- Authority
- CN
- China
- Prior art keywords
- upper shell
- shell cover
- winding
- positive plate
- battery
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims abstract description 34
- 238000009413 insulation Methods 0.000 claims abstract description 21
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 125000006850 spacer group Chemical group 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000005030 aluminium foil Substances 0.000 claims description 25
- 239000004568 cement Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 3
- 229910052782 aluminium Inorganic materials 0.000 abstract 3
- 239000011888 foil Substances 0.000 abstract 3
- 238000009499 grossing Methods 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Primary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses a novel coiled button battery. A battery casing comprises a lower casing and an upper casing cover, wherein insulation paste is mounted between the lower casing and the upper casing cover; the upper surface of an aluminum foil is fixedly connected with the upper casing cover in a spot welding manner; an upper insulating spacer and a winding are arranged below the aluminum foil; the winding is mounted inside the battery casing; the winding comprises a positive plate, a negative plate, an isolating membrane and a winding core; the bottom side of the insulating spacer is connected with the upper surface of the lower casing. The novel coiled button battery has the advantages that the insulation paste not only has the effects of sealing and moisture resistance, but also has the effect of insulation; the top of the upper casing cover is subjected to smoothing technology processing, so that corner angles are avoided; the battery is formed by assembling the positive plate, the negative plate and the isolating membrane in a multi-layer coiling manner, the size is small, and the efficiency is improved to the utmost extent in the condition that the space is definite; the aluminum foil is connected with the lower wall of the upper casing cover in a spot welding manner, has good electrical conductivity, can reduce the internal resistance, and can improve the stability of the battery internal resistance.
Description
Technical field
The present invention relates to micro button cell technical field, especially a kind of novel coiling formula button cell.
Background technology
With the appearance of the miniaturization of electronic component, particularly transistor and integrated circuit, a kind of small volume that grows up,
Than can high, stable operating voltage, good airproof performance, self discharge is little, reliability is high battery, be commonly called as button cell, button cell leads to
Often it is made up of positive pole, negative pole, electrolyte solution, barrier film and close component, button cell is less because of the bodily form, therefore various miniature
It is widely used in electronic product, button cell is generally used for the back-up source of each electronic product, such as computer main board,
Electronic watch, electronic dictionary, electronic scale, remote control, electronic toy, cardiac pacemaker, electronic hearing aid, enumerator, photographing unit etc.,
Button cell is also classified into chemical cell and physical battery two big class, and they are made up of positive pole, negative pole and its electrolyte etc., existing skill
In art, part button cell in order to reduce cost, leads to that the material within button cell is poor, and internal resistance is larger, also there is battery
Resistance fluctuation larger problem during work.
Content of the invention
It is an object of the invention to provide a kind of novel coiling formula button cell, there is the reduction internal resistance of cell, improve internal resistance
The advantage of stability, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：A kind of novel coiling formula button cell, including battery
Housing, described battery container includes lower house and upper shell cover, and upper shell cover is located at the top of lower house, pacifies between lower house and upper shell cover
Equipped with insulating cement, the side of described insulating cement connects the inwall of lower house, and the opposite side of insulating cement is flexibly connected upper shell cover, upper casing
The lower section of lid is provided with aluminium foil, and the upper surface of described aluminium foil is fixedly connected upper shell cover, the lower section setting of aluminium foil by way of spot welding
There is upper insulation spacer, the outside of upper insulation spacer is fixedly connected the inwall of upper shell cover, and the lower section of upper shell cover is additionally provided with winding, winding
It is arranged on the inside of battery container, described winding includes positive plate and negative plate, and positive plate and negative plate are arranged alternately, described
The inner side of positive plate and negative plate is additionally provided with isolating membrane and winding core, and winding core is located at the center of winding, the outside of winding core
Connect isolating membrane, the both sides of isolating membrane connect positive plate and negative plate respectively, and the lower section of positive plate and negative plate is provided with lower insulation
Pad, the base of insulation spacer connects the upper surface of lower house.
As the further scheme of the present invention：The cross section of described positive plate, negative plate and isolating membrane is all in circular.
As the further scheme of the present invention：Described positive plate connects lower house by insulated conductor, and negative plate passes through absolutely
Edge wire connects aluminium foil.
As the further scheme of the present invention：Described battery container is cylindrical, and the internal diameter of lower house is more than upper shell cover
External diameter, the port two ends of upper shell cover all with insulation gemel connection.
As the further scheme of the present invention：Described battery container is made using stainless steel material, and upper casing tops pass through
Rounding PROCESS FOR TREATMENT.
Compared with prior art, beneficial effect of the present invention：This novel coiling formula button cell, insulating cement not only seals anti-
Tide, also acts as the effect of insulation, upper casing tops are through rounding PROCESS FOR TREATMENT, it is to avoid corner angle, and battery adopts positive plate, negative pole
Piece and the multilaminate coiled mode of isolating membrane assemble, small volume, in the case that space is certain, maximum raising battery
Efficiency, the lower wall spot welding of upper shell cover is connected with aluminium foil, and the electric conductivity of aluminium foil is good, and aluminium foil can reduce internal resistance, improves in battery
Resistance stability.
Brief description
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the winding sectional view of the present invention.
In figure：1- battery container；11- lower house；12- upper shell cover；2- insulating cement；3- aluminium foil；The upper insulation spacer of 4-；5- around
Group；51- positive plate；52- negative plate；53- isolating membrane；54- winding core；Insulation spacer under 6-.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1-2, in the embodiment of the present invention, a kind of novel coiling formula button cell, including battery container 1, battery
Housing 1 is cylindrical, the volume very little of battery container 1, is arranged on very convenient in electronic component, will not take too many sky
Between, battery container 1 is made using stainless steel material, and the battery container 1 that stainless steel material is made can prevent battery corrosion, extends
The service life of battery, battery container 1 includes lower house 11 and upper shell cover 12, is provided with winding 5, upper casing inside battery container 1
Lid 12 is located at the top of lower house 11, and the internal diameter of lower house 11 is more than the external diameter of upper shell cover 12, and that is, upper shell cover 12 is arranged on lower casing
The inner side of body 11, is provided with insulating cement 2, insulating cement 2 not only sealed damp-proof, also acts as insulation between lower house 11 and upper shell cover 12
Effect, the side of insulating cement 2 connects the inwall of lower house 11, and the opposite side of insulating cement 2 is flexibly connected upper shell cover 12, upper shell cover 12
Top is through rounding PROCESS FOR TREATMENT, it is to avoid corner angle, when installing battery, easily can distinguish positive and negative by fillet, on
The port two ends of cap 12 are all connected with insulating cement 2, prevent in mobile battery, and the side of upper shell cover 12 encounters winding, upper casing
The lower section of lid 12 is provided with aluminium foil 3, and the electric conductivity of aluminium foil 3 is good, and aluminium foil 3 can reduce internal resistance, improves internal resistance stability, aluminium foil 3
Upper surface be fixedly connected upper shell cover 12 by way of spot welding, the lower section of aluminium foil 3 is provided with insulation spacer 4, upper felt pad
The outside of piece 4 is fixedly connected the inwall of upper shell cover 12, and the lower section of upper shell cover 12 is additionally provided with winding 5, and winding 5 is arranged on battery container
1 inside, winding 5 includes positive plate 51 and negative plate 52, and positive plate 51 and negative plate 52 are arranged alternately, and positive plate 51 passes through absolutely
Edge wire connects lower house 11, and negative plate 52 passes through insulated conductor connection aluminium foil 3, and the top of aluminium foil 3 is also by the mode of spot welding
Connect upper shell cover 12, that is, lower house 11 connects winding 5, winding 5 connects upper shell cover 12 by aluminium foil 3, and wherein, aluminium foil 3 can drop
Low internal resistance, improves internal resistance of cell stability, is additionally provided with isolating membrane 53 and winding core 54 in the inner side of positive plate 51 and negative plate 52,
Winding core 54 is located at the center of winding 5, and the outside of winding core 54 connects isolating membrane 53, and the both sides of isolating membrane 53 just connect respectively
Pole piece 51 and negative plate 52, positive plate 51 is made using aluminium foil, and negative plate 52 is made using Copper Foil, and isolating membrane 53 is used for positive pole
Piece 51 and negative plate 52 are separated, and prevent short circuit, the cross section of positive plate 51, negative plate 52 and isolating membrane 53 all in circular,
Positive plate 51, negative plate 52 and isolating membrane 53 are arranged alternately, and that is, battery adopts positive plate 51, negative plate 52 and isolating membrane 53 multilamellar
The mode of winding assembles, in the case that space is certain, the maximum efficiency, positive plate 51 and the negative plate 52 that improve battery
Lower section be provided with lower insulation spacer 6, the base of insulation spacer 6 connects the upper surface of lower house 11, and that is, insulation spacer 6 prevents winding
5 directly contact lower houses 11.
In sum：This novel coiling formula button cell, insulating cement 2 not only sealed damp-proof, also act as the effect of insulation, on
Cap 12 top is through rounding PROCESS FOR TREATMENT, it is to avoid corner angle, and battery adopts positive plate 51, negative plate 52 and isolating membrane 53 multilamellar
The mode of winding assembles, small volume, in the case that space is certain, the efficiency of the raising battery of maximum, and upper shell cover 12
Lower wall spot welding be connected with aluminium foil 3, the electric conductivity of aluminium foil 3 is good, and aluminium foil 3 can reduce internal resistance, improves internal resistance of cell stability.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (5)
1. a kind of novel coiling formula button cell, including battery container (1) it is characterised in that：Under described battery container (1) includes
Housing (11) and upper shell cover (12), upper shell cover (12) is located at the top of lower house (11), between lower house (11) and upper shell cover (12)
Insulating cement (2) is installed, the side of described insulating cement (2) connects the inwall of lower house (11), the opposite side activity of insulating cement (2)
Connect upper shell cover (12), the lower section of upper shell cover (12) is provided with aluminium foil (3), and the upper surface of described aluminium foil (3) is by way of spot welding
It is fixedly connected upper shell cover (12), the lower section of aluminium foil (3) is provided with insulation spacer (4), and the outside of upper insulation spacer (4) is fixing even
Connect the inwall of cap (12), the lower section of upper shell cover (12) is additionally provided with winding (5), and winding (5) is arranged on the interior of battery container (1)
Portion, described winding (5) includes positive plate (51) and negative plate (52), and positive plate (51) and negative plate (52) are arranged alternately, in institute
State positive plate (51) and the inner side of negative plate (52) is additionally provided with isolating membrane (53) and winding core (54), winding core (54) is located at winding
(5) center, the outside of winding core (54) connects isolating membrane (53), and the both sides of isolating membrane (53) connect positive plate (51) respectively
With negative plate (52), the lower section of positive plate (51) and negative plate (52) is provided with lower insulation spacer (6), the base of insulation spacer (6)
Connect the upper surface of lower house (11).
2. a kind of novel coiling formula button cell according to claim 1 it is characterised in that：Described positive plate (51), negative
The cross section of pole piece (52) and isolating membrane (53) is all in circular.
3. a kind of novel coiling formula button cell according to claim 1 it is characterised in that：Described positive plate (51) is passed through
Insulated conductor connects lower house (11), and negative plate (52) connects aluminium foil (3) by insulated conductor.
4. a kind of novel coiling formula button cell according to claim 1 it is characterised in that：Described battery container (1) is in
Cylindric, the internal diameter of lower house (11) is more than the external diameter of upper shell cover (12), the port two ends of upper shell cover (12) all with insulating cement (2)
Connect.
5. a kind of novel coiling formula button cell according to claim 1 it is characterised in that：Described battery container (1) is adopted
Made with stainless steel material, upper shell cover (12) top is through rounding PROCESS FOR TREATMENT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086886.1A CN106410071A (en) | 2016-11-30 | 2016-11-30 | Novel coiled button battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086886.1A CN106410071A (en) | 2016-11-30 | 2016-11-30 | Novel coiled button battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106410071A true CN106410071A (en) | 2017-02-15 |
Family
ID=58084285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611086886.1A Pending CN106410071A (en) | 2016-11-30 | 2016-11-30 | Novel coiled button battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106410071A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611312A (en) * | 2017-10-25 | 2018-01-19 | 深圳市能锐创新科技有限公司 | New fastening lithium ionic cell |
| CN107946486A (en) * | 2017-10-25 | 2018-04-20 | 深圳市能锐创新科技有限公司 | New fastening lithium ionic cell housing |
| CN109088090A (en) * | 2018-10-17 | 2018-12-25 | 深圳市迪丰能源科技有限公司 | A kind of button cell and preparation method thereof with winding patterns |
| CN110400972A (en) * | 2019-06-03 | 2019-11-01 | 江西力能新能源科技有限公司 | A kind of novel lithium battery structure |
| CN111313077A (en) * | 2020-04-09 | 2020-06-19 | 陈永晓 | Manufacturing method of button lithium battery |
| CN111370635A (en) * | 2020-04-24 | 2020-07-03 | 福建南平延平区南孚新能源科技有限公司 | Production method of button battery without welding trace and button battery manufactured by same |
| CN112952299A (en) * | 2021-03-11 | 2021-06-11 | 安徽利维能动力电池有限公司 | Winding type lithium battery cell pole piece structure |
| CN113594640A (en) * | 2021-10-08 | 2021-11-02 | 深圳市聚和源科技有限公司 | Covering assembly, covering assembly processing method and battery |
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|---|---|---|---|---|
| CN102804473A (en) * | 2009-06-18 | 2012-11-28 | 瓦尔达微电池有限责任公司 | Button cell having winding electrode and method for the production thereof |
| CN104332647A (en) * | 2013-04-19 | 2015-02-04 | 王昉 | Rechargeable lithium ion button cell battery |
| US20160141561A1 (en) * | 2014-11-19 | 2016-05-19 | Seiko Instruments Inc. | Electrochemical cell and method of manufacturing electrochemical cell |
| CN106129274A (en) * | 2016-07-15 | 2016-11-16 | 重庆市紫建电子有限公司 | A kind of fastening lithium ionic cell |
-
2016
- 2016-11-30 CN CN201611086886.1A patent/CN106410071A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102804473A (en) * | 2009-06-18 | 2012-11-28 | 瓦尔达微电池有限责任公司 | Button cell having winding electrode and method for the production thereof |
| CN104332647A (en) * | 2013-04-19 | 2015-02-04 | 王昉 | Rechargeable lithium ion button cell battery |
| US20160141561A1 (en) * | 2014-11-19 | 2016-05-19 | Seiko Instruments Inc. | Electrochemical cell and method of manufacturing electrochemical cell |
| CN106129274A (en) * | 2016-07-15 | 2016-11-16 | 重庆市紫建电子有限公司 | A kind of fastening lithium ionic cell |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611312A (en) * | 2017-10-25 | 2018-01-19 | 深圳市能锐创新科技有限公司 | New fastening lithium ionic cell |
| CN107946486A (en) * | 2017-10-25 | 2018-04-20 | 深圳市能锐创新科技有限公司 | New fastening lithium ionic cell housing |
| CN109088090A (en) * | 2018-10-17 | 2018-12-25 | 深圳市迪丰能源科技有限公司 | A kind of button cell and preparation method thereof with winding patterns |
| CN109088090B (en) * | 2018-10-17 | 2024-03-22 | 深圳市迪丰能源科技有限公司 | Button cell with winding mode and manufacturing method thereof |
| CN110400972A (en) * | 2019-06-03 | 2019-11-01 | 江西力能新能源科技有限公司 | A kind of novel lithium battery structure |
| CN110400972B (en) * | 2019-06-03 | 2022-03-18 | 江西力能新能源科技有限公司 | Novel lithium battery structure |
| CN111313077A (en) * | 2020-04-09 | 2020-06-19 | 陈永晓 | Manufacturing method of button lithium battery |
| CN111370635A (en) * | 2020-04-24 | 2020-07-03 | 福建南平延平区南孚新能源科技有限公司 | Production method of button battery without welding trace and button battery manufactured by same |
| CN111370635B (en) * | 2020-04-24 | 2023-10-20 | 福建南平延平区南孚新能源科技有限公司 | Production method of button cell without welding trace and prepared button cell |
| CN112952299A (en) * | 2021-03-11 | 2021-06-11 | 安徽利维能动力电池有限公司 | Winding type lithium battery cell pole piece structure |
| CN113594640A (en) * | 2021-10-08 | 2021-11-02 | 深圳市聚和源科技有限公司 | Covering assembly, covering assembly processing method and battery |
| WO2023056671A1 (en) * | 2021-10-08 | 2023-04-13 | 深圳市聚和源科技有限公司 | Covering assembly, method for machining covering assembly, and battery |
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Address after: Wan Road town of Kau 523000 Guangdong city of Dongguan province No. 2 Hua Kecheng Island Industrial Park seven building innovation Applicant after: Dongguan Pengwei Energy Technology Co Ltd Address before: Wan Road town of Kau 523000 Guangdong city of Dongguan province No. 2 Hua Kecheng Island Industrial Park seven building innovation Applicant before: Dongguan Pengwei Industry Co. Ltd. |
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Application publication date: 20170215 |
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