CN104183864A - Arc-shaped lithium ion battery and clamp for enabling battery to enter shell - Google Patents
Arc-shaped lithium ion battery and clamp for enabling battery to enter shell Download PDFInfo
- Publication number
- CN104183864A CN104183864A CN201410436363.XA CN201410436363A CN104183864A CN 104183864 A CN104183864 A CN 104183864A CN 201410436363 A CN201410436363 A CN 201410436363A CN 104183864 A CN104183864 A CN 104183864A
- Authority
- CN
- China
- Prior art keywords
- arc
- utmost point
- point group
- battery case
- lithium ion
- 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
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 23
- 230000004888 barrier function Effects 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000003475 lamination Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M10/0404—Machines for assembling batteries
-
- 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
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/0459—Cells or batteries with folded separator between plate-like electrodes
-
- 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
-
- 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
- H01M50/147—Lids or covers
-
- 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
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
-
- 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)
- Materials Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses an arc-shaped lithium ion battery and a clamp for enabling the battery to enter a shell. The arc-shaped lithium ion battery comprises an arc-shaped battery shell, an arc-shaped battery cover and an arc-shaped pole pack, wherein the outer surface of the arc-shaped pole pack is clung to the inner wall of the arc-shaped battery shell. The arc-shaped lithium ion battery disclosed by the invention is applicable to curved-surface or arc-shaped electronic equipment, and a preparation method of the arc-shaped lithium ion battery is simple, convenient and efficient.
Description
Technical field
The present invention relates to technical field of lithium batteries, particularly relate to a kind of arc lithium ion battery with metal shell.
Background technology
Lithium ion battery is due to the advantage such as have high-energy-density, high working voltage, non-environmental-pollution, have extended cycle life, and is widely used in portable communication apparatus and portable electric appts.Present electronic equipment more and more considers that user experiences, thereby has occurred various new products, and as curved surface mobile phone, wrist-watch etc., this new product requires the lithium battery configuring also to need new shape or structure.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, and a kind of arc lithium ion battery that can be adapted to the arc electronic products such as curved surface mobile phone is provided.
For realizing the technical scheme that object of the present invention adopts, be: a kind of arc lithium ion battery, is characterized in that: it comprises curved metal battery case; Described arc battery case comprises bottom surface, end face and four facades, and in described four facades, having two faces in opposition to each other at least is arcuate structure; The end face of described arc battery case is set to open type, and the arc battery cover matching with described arc battery case end face shape is installed; The arc utmost point group matching with its shape is installed, the outer surface of described arc utmost point group and the laminating of the inwall of described arc battery case in described arc battery case.
Install for avoiding this arc utmost point group to contact with described arc battery case the arc pad being short-circuited the top of described arc utmost point group.
Described arc utmost point group comprises positive plate, negative plate and the barrier film of mutual lamination, and described positive plate, negative plate are connected with respectively anode ear and negative electrode lug.
Described arc utmost point group comprises positive plate, negative plate and the barrier film of mutual coiling, and described positive plate, negative plate are connected with respectively anode ear and negative electrode lug, and the end of this arc utmost point group is provided with terminal adhesive tape.
The package clip of above-mentioned arc lithium ion battery, is characterized in that this package clip is square or cuboid, and this package clip is provided with and the through hole that can allow described arc utmost point group to pass.
Preferably, described through hole is divided into outlet and the entrance of arc utmost point group, and described outlet is identical with size with the shape of the opening of described arc battery case end face; For the ease of described arc utmost point group, enter described entrance, described entrance is greater than the size of described arc utmost point group, and the edge of described entrance is set to arc.
Arc lithium ion battery of the present invention, when producing, adopts the usual manner of lamination or coiling to make utmost point group in positive plate, negative plate and barrier film, and it is more convenient that stacked utmost point group is made arc battery, but the efficiency of stacked utmost point group is lower; Therefore preferably adopt takeup type utmost point group, the utmost point group winding is hot pressed into arc utmost point group, and the hot pressing of utmost point group must be the hot pressing of one pole group, and the camber ratio of hot-press tooling is more crucial, the radius of radian must be less than the radius of the radian of battery case, and radius ratio is generally proper between 0.8 to 0.95.Then by package clip, the arc utmost point is assembled into arc battery case, can avoids dampening utmost point group; Then pass through tab welding, buckle closure, peripheral weld, dries, fluid injection, sealing, changes into, and the operations such as reprocessing, complete the making of arc lithium ion battery.
The invention has the beneficial effects as follows: arc lithium ion battery can be applicable to the electronic equipment of curved surface or arc, its manufacture method is easy, efficient; Compare with flexible package arc battery, because the present invention has metal shell, its intensity is high, therefore in use easily keeps shape, and does not deform.
Accompanying drawing explanation
In Fig. 1, shown in A, B, be respectively vertical view and the front view of arc battery case;
In Fig. 2, shown in A, B, be respectively vertical view and the front view of arc battery cover;
In Fig. 3, shown in A, B, be respectively vertical view and the front view of arc utmost point group;
Figure 4 shows that the cross section structure schematic diagram of takeup type arc utmost point group before hot pressing;
Figure 5 shows that the front view of package clip;
Figure 6 shows that the sectional view of C-C direction in Fig. 5;
Figure 7 shows that arc utmost point group carries out the tool structure schematic diagram of heat pressing operation.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment:
An arc lithium ion battery, it comprises arc battery case 1, as shown in Figure 1; Described arc battery case 1 comprises bottom surface, end face and four facades, and in described four facades, having two faces in opposition to each other at least is arcuate structure; The end face of described arc battery case 1 is set to open type, and the arc battery cover 2 matching with described arc battery case 1 end face shape is installed, as shown in Figure 2; The arc utmost point group 3 matching with its shape is installed in described arc battery case 1, as shown in Figure 3, the outer surface of described arc utmost point group 3 and the laminating of the inwall of described arc battery case 1, can not shake or be shifted in guarantee use procedure, like this to improve the reliability of its safe handling.
Further, install for avoiding this arc utmost point group 3 to contact with described arc battery case 1 the arc pad being short-circuited the top of described arc utmost point group 3.
As shown in Figure 4, described arc utmost point group 3 comprises positive plate 7, negative plate 8 and the barrier film 9 of mutual coiling, and described positive plate 7, negative plate 8 are connected with respectively anode ear 11 and negative electrode lug 10, and the end of this arc utmost point group is provided with terminal adhesive tape 12.
Arc utmost point group 3 is above-mentioned coiled except adopting, and also has stacked utmost point group, and arc utmost point group 3 comprises positive plate 7, negative plate 8 and the barrier film 9 of mutual lamination, and described positive plate 7, negative plate 8 are connected with respectively anode ear 11 and negative electrode lug 10.
The package clip of above-mentioned arc lithium ion battery, is characterized in that this package clip is square or cuboid, and this package clip is provided with and the through hole 4 that can allow described arc utmost point group 3 to pass, as shown in Figure 5 and Figure 6.
Preferably, described through hole 4 is divided into outlet 5 and the entrance 6 of arc utmost point group, and described outlet 5 is identical with size with the shape of the opening of described arc battery case 1 end face; For the ease of described arc utmost point group 3, enter described entrance 6, described entrance 6 is greater than the size of described arc utmost point group 3, and the edge of described entrance 6 is set to arc.
Arc lithium ion battery of the present invention, when producing, adopts the usual manner of lamination or coiling to make utmost point group in positive plate 7, negative plate 8 and barrier film 9, and it is more convenient that stacked utmost point group is made arc battery, but the efficiency of stacked utmost point group is lower; Therefore preferably adopt takeup type utmost point group, the utmost point group winding is hot pressed into arc utmost point group, is illustrated in figure 7 the tool structure schematic diagram that arc utmost point group is carried out heat pressing operation; Then by package clip, the arc utmost point is assembled into arc battery case, can avoids dampening utmost point group; Then pass through tab welding, buckle closure, peripheral weld, dries, fluid injection, sealing, changes into, and the operations such as reprocessing, complete the making of arc lithium ion battery.
Arc lithium ion battery provided by the invention can be applicable to the electronic equipment of curved surface or arc, and its manufacture method is easy, efficient.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. an arc lithium ion battery, is characterized in that: it comprises arc battery case; Described arc battery case is that metal shell comprises bottom surface, end face and four facades, and in described four facades, having two faces in opposition to each other at least is arcuate structure; The end face of described arc battery case is set to open type, and the arc battery cover matching with described arc battery case end face shape is installed; The arc utmost point group matching with its shape is installed, the outer surface of described arc utmost point group and the laminating of the inwall of described arc battery case in described arc battery case; Install for avoiding this arc utmost point group to contact with described arc battery case the arc pad being short-circuited the top of described arc utmost point group.
2. a kind of arc lithium ion battery according to claim 1, it is characterized in that: described arc utmost point group comprises positive plate, negative plate and the barrier film of mutual coiling, described positive plate, negative plate are connected with respectively anode ear and negative electrode lug, and the end of this arc utmost point group is provided with terminal adhesive tape.
3. a kind of arc lithium ion battery according to claim 1, is characterized in that: described arc utmost point group comprises positive plate, negative plate and the barrier film of mutual stack, and described positive plate, negative plate are connected with respectively anode ear and negative electrode lug.
4. according to the package clip of a kind of arc lithium ion battery one of claim 1-3 Suo Shu, it is characterized in that this package clip is square or cuboid, this package clip is provided with and the through hole that can allow described arc utmost point group to pass; Described through hole is divided into outlet and the entrance of arc utmost point group, and described outlet is identical with size with the shape of the opening of described arc battery case end face, and described entrance is greater than the size of described arc utmost point group, and the edge of described entrance is set to arc.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410436363.XA CN104183864A (en) | 2014-08-29 | 2014-08-29 | Arc-shaped lithium ion battery and clamp for enabling battery to enter shell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410436363.XA CN104183864A (en) | 2014-08-29 | 2014-08-29 | Arc-shaped lithium ion battery and clamp for enabling battery to enter shell |
Publications (1)
Publication Number | Publication Date |
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CN104183864A true CN104183864A (en) | 2014-12-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410436363.XA Pending CN104183864A (en) | 2014-08-29 | 2014-08-29 | Arc-shaped lithium ion battery and clamp for enabling battery to enter shell |
Country Status (1)
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CN (1) | CN104183864A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107591566A (en) * | 2016-07-08 | 2018-01-16 | 宁德新能源科技有限公司 | Arc secondary cell forming method |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201178104Y (en) * | 2008-01-29 | 2009-01-07 | 天津力神电池股份有限公司 | Isolative upper spacer for lithium ionic cell |
CN101399360A (en) * | 2007-09-28 | 2009-04-01 | 深圳市比克电池有限公司 | Electric core package clip |
CN202495544U (en) * | 2012-02-14 | 2012-10-17 | 东莞新能源科技有限公司 | Power battery |
CN103296314A (en) * | 2013-05-31 | 2013-09-11 | 深圳市格瑞普电池有限公司 | Preparation method of laminated lithium-ion battery and battery |
CN103560269A (en) * | 2013-11-04 | 2014-02-05 | 天津力神电池股份有限公司 | Gelled lithium ion battery |
-
2014
- 2014-08-29 CN CN201410436363.XA patent/CN104183864A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101399360A (en) * | 2007-09-28 | 2009-04-01 | 深圳市比克电池有限公司 | Electric core package clip |
CN201178104Y (en) * | 2008-01-29 | 2009-01-07 | 天津力神电池股份有限公司 | Isolative upper spacer for lithium ionic cell |
CN202495544U (en) * | 2012-02-14 | 2012-10-17 | 东莞新能源科技有限公司 | Power battery |
CN103296314A (en) * | 2013-05-31 | 2013-09-11 | 深圳市格瑞普电池有限公司 | Preparation method of laminated lithium-ion battery and battery |
CN103560269A (en) * | 2013-11-04 | 2014-02-05 | 天津力神电池股份有限公司 | Gelled lithium ion battery |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107591566A (en) * | 2016-07-08 | 2018-01-16 | 宁德新能源科技有限公司 | Arc secondary cell forming method |
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WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141203 |
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WD01 | Invention patent application deemed withdrawn after publication |