CN202534743U - Integrated injection and formation fixture for lithium ion battery - Google Patents
Integrated injection and formation fixture for lithium ion battery Download PDFInfo
- Publication number
- CN202534743U CN202534743U CN2012201916543U CN201220191654U CN202534743U CN 202534743 U CN202534743 U CN 202534743U CN 2012201916543 U CN2012201916543 U CN 2012201916543U CN 201220191654 U CN201220191654 U CN 201220191654U CN 202534743 U CN202534743 U CN 202534743U
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- CN
- China
- Prior art keywords
- side plate
- cover plate
- plate
- groove
- bolt
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- 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
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Abstract
The utility model relates to a production device for a lithium ion battery, in particular to an integrated injection and formation fixture for the lithium ion battery. The integrated injection and formation fixture is characterized by comprising a bottom plate, a side plate and a cover plate, wherein the side plate is arranged on the bottom plate; the cover plate, arranged on the bottom plate, is arranged in parallel with the side plate; a certain gap for placing a battery core is formed between the cover plate and the side plate; silica gel layers for protecting the battery core are arranged on the opposite surfaces of the cover plate and the side plate respectively; a clamping groove is formed in the outer surface of each of the cover plate and the side plate, and a semicircular groove connected with the clamping groove is formed along the perpendicular direction of the clamping groove; a tab stop piece is arranged in each clamping groove; a positioning stop piece is arranged on one side of each tab stop piece, and is positioned in the corresponding semicircular groove connected with the corresponding clamping groove; and clamping parts for clamping the side plate and the cover plate are also arranged around the side plate and the cover plate. Compared with the prior art, the integrated injection and formation fixture has the advantages of effectively reducing gaps between an internal diaphragm of the battery core and electrodes and between the electrodes, improving formation charging and discharging efficiency and prolonging the cycle life of the battery.
Description
Technical field
The utility model relates to a kind of lithium ion battery process units, is that a kind of lithium ion cell injection is liquefied as the one anchor clamps specifically.
Background technology
Present large-scale Soft Roll lithium ion is bigger because of volume; The barrier film of electricity in the core through fluid injection, wetting and process operations such as change into after wrinkling can take place; Bigger this phenomenon of soft-package battery is more obvious, and causes the decline of battery bad order, battery high rate performance and cycle life.
Summary of the invention
The utility model provides a kind of raising to change into efficiency for charge-discharge in order to overcome the deficiency of prior art, improves the electrode surface situation, and the lithium ion cell injection that prolongs battery cycle life is liquefied as the one anchor clamps.
The utility model has designed a kind of lithium ion cell injection and has been liquefied as the one anchor clamps to achieve these goals; It is characterized in that: comprise base plate; And place the side plate on the base plate; Also comprise place on the base plate and with the cover plate that side plate laterally arranges, have certain clearance between cover plate and the side plate and be used to place electric core, and on the opposite face of cover plate and side plate, be respectively equipped with and be used to protect electric core silica gel layer; The outer surface of cover plate and side plate is respectively equipped with draw-in groove, and is provided with semi-circular recesses along the vertical direction of draw-in groove and links to each other with draw-in groove, is provided with the lug block in the draw-in groove, and a side of lug block is provided with in the semi-circular recesses that position block just in time falls into draw-in groove links to each other; Also be provided with around said side plate and the cover plate and be used for holder that side plate and cover plate are carried out clamping.
Said holder comprises the bolt that is used to connect side plate and cover plate; The first half of bolt exposes to cover plate; And the stop collar that is set in the bolt first half; Also comprise the limit spring that is set in the bolt first half and is positioned at stop collar, and be arranged on nut and pad that the bolt end is used for fixing stop collar.
The utility model is compared with prior art, and this clamp structure is simple, and is easy to operate, and fluid injection to formation process can use same anchor clamps to dismantle, and can produce automatically, has therefore improved production efficiency, has reduced manufacturing cost.The more important thing is that these anchor clamps effectively reduce electric in-core portion's barrier film and electrode, electrode and gaps between electrodes, improved to change into efficiency for charge-discharge, improve the electrode surface situation, thereby strengthened electric core rate charge-discharge performance, the cycle life that has prolonged battery.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the cutaway view at A-A place among Fig. 2.
Fig. 4 is the partial enlarged drawing at B place among Fig. 3.
Fig. 5 is the cutaway view at Z-Z place among Fig. 2.
Fig. 6 is the partial enlarged drawing at C place among Fig. 5.
Referring to Fig. 1 to Fig. 6,1 is base plate; 2 is side plate; 3 is cover plate; 4 is electric core; 5 is silica gel layer; 6 is draw-in groove; 7 is semi-circular recesses; 8 is the lug block; 9 is position block; 10 is bolt; 11 is stop collar; 12 is limit spring; 13 is nut; 14 is pad.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Extremely shown in Figure 6 like Fig. 1; The utility model comprises base plate 1; And place the side plate 2 on the base plate 1; Also comprise place on the base plate 1 and with the cover plate 3 that side plate 2 laterally arranges, have certain clearance between cover plate 3 and the side plate 2 and be used to place electric core 4, and on the opposite face of cover plate 3 and side plate 2, be respectively equipped with the silica gel layer 5 that is used to protect electric core 4; Cover plate 3 is respectively equipped with draw-in groove 6 with the outer surface of side plate 2; And be provided with semi-circular recesses 7 along the vertical direction of draw-in groove 6 and link to each other with draw-in groove 6; Be provided with lug block 8 in the draw-in groove 6, a side of lug block 8 is provided with position block 9 and just in time falls in the semi-circular recesses 7 that links to each other with draw-in groove 6; Also be provided with around side plate 2 and the cover plate 3 and be used for holder that side plate 2 and cover plate 3 are carried out clamping.
As shown in Figure 4; Holder comprises the bolt 10 that is used to connect side plate 2 and cover plate 3; The first half of bolt 10 exposes to cover plate 3; And the stop collar 11 that is set in bolt 10 first halves, also comprise the limit spring 12 that is set in bolt 10 first halves and is positioned at stop collar 11, and be arranged on nut 13 and pad 14 that bolt 10 ends are used for fixing stop collar 11.
The utility model adopts side plate 2, cover plate 3 to combine fixing electric core 4 with base plate 1, is provided with specific silica gel 5 between its latus inframedium 2 and the cover plate 3, prevents electric core 4 damaged and guarantees that electric core pressurized is balanced; Adopt bolt 10 to be connected between side plate 2 and the cover plate 3, adopt limit spring 12 and stop collar 11 level pressure on the bolt 10.
Compare with prior art, effectively reduce electric in-core portion's barrier film and electrode, electrode and gaps between electrodes, raising changes into efficiency for charge-discharge, improves the electrode surface situation, thereby has strengthened electric core rate charge-discharge performance, the cycle life that has prolonged battery.And this clamp structure is simple, and is easy to operate, and fluid injection to formation process can use same anchor clamps to dismantle, and can produce automatically, therefore improved production efficiency, reduced manufacturing cost.
Claims (2)
1. a lithium ion cell injection is liquefied as the one anchor clamps; It is characterized in that: comprise base plate (1); And place the side plate (2) on the base plate (1); Also comprise place base plate (1) go up and with the cover plate (3) that side plate (2) laterally arranges, have certain clearance between cover plate (3) and the side plate (2) and be used to place electric core (4), and on the opposite face of cover plate (3) and side plate (2), be respectively equipped with the silica gel layer (5) that is used to protect electric core (4); Cover plate (3) is respectively equipped with draw-in groove (6) with the outer surface of side plate (2); And be provided with semi-circular recesses (7) along the vertical direction of draw-in groove (6) and link to each other with draw-in groove (6); Be provided with lug block (8) in the draw-in groove (6), a side of lug block (8) is provided with position block (9) and just in time falls in the semi-circular recesses (7) that links to each other with draw-in groove (6); Said side plate (2) and cover plate (3) also are provided with all around and are used for holder that side plate (2) and cover plate (3) are carried out clamping.
2. lithium ion cell injection according to claim 1 is liquefied as the one anchor clamps; It is characterized in that: said holder comprises the bolt (10) that is used to connect side plate (2) and cover plate (3); The first half of bolt (10) exposes to cover plate (3); And the stop collar (11) that is set in bolt (10) first half; Also comprise the limit spring (12) that is set in bolt (10) first half and is positioned at stop collar (11), and be arranged on nut (13) and pad (14) that bolt (10) end is used for fixing stop collar (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201916543U CN202534743U (en) | 2012-05-02 | 2012-05-02 | Integrated injection and formation fixture for lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201916543U CN202534743U (en) | 2012-05-02 | 2012-05-02 | Integrated injection and formation fixture for lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202534743U true CN202534743U (en) | 2012-11-14 |
Family
ID=47135902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201916543U Expired - Fee Related CN202534743U (en) | 2012-05-02 | 2012-05-02 | Integrated injection and formation fixture for lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202534743U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104078712A (en) * | 2014-06-24 | 2014-10-01 | 王宏栋 | Lithium ion battery parallel formation method and device |
| CN105229818A (en) * | 2013-03-14 | 2016-01-06 | 新强能电池公司 | For the chucking device of electrochemical cell stack |
| CN108539278A (en) * | 2018-04-02 | 2018-09-14 | 中航锂电（洛阳）有限公司 | A kind of soft-package battery manufacture fixture, soft-package battery electrolyte filling method and preparation method |
| CN109560327A (en) * | 2018-11-28 | 2019-04-02 | 桑顿新能源科技有限公司 | A kind of silicagel pad and its application in lithium ion battery preparation |
| CN109728348A (en) * | 2017-10-31 | 2019-05-07 | 北方奥钛纳米技术有限公司 | Battery formation clamp |
| CN114188591A (en) * | 2021-11-19 | 2022-03-15 | 宁德新能源科技有限公司 | Battery cell, battery and electronic equipment |
-
2012
- 2012-05-02 CN CN2012201916543U patent/CN202534743U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105229818A (en) * | 2013-03-14 | 2016-01-06 | 新强能电池公司 | For the chucking device of electrochemical cell stack |
| CN105229818B (en) * | 2013-03-14 | 2018-10-30 | 新强能电池公司 | Chucking device for electrochemical cell stack |
| US10680274B2 (en) | 2013-03-14 | 2020-06-09 | Enevate Corporation | Clamping device for an electrochemical cell stack |
| CN104078712A (en) * | 2014-06-24 | 2014-10-01 | 王宏栋 | Lithium ion battery parallel formation method and device |
| CN109728348A (en) * | 2017-10-31 | 2019-05-07 | 北方奥钛纳米技术有限公司 | Battery formation clamp |
| CN108539278A (en) * | 2018-04-02 | 2018-09-14 | 中航锂电（洛阳）有限公司 | A kind of soft-package battery manufacture fixture, soft-package battery electrolyte filling method and preparation method |
| CN109560327A (en) * | 2018-11-28 | 2019-04-02 | 桑顿新能源科技有限公司 | A kind of silicagel pad and its application in lithium ion battery preparation |
| CN109560327B (en) * | 2018-11-28 | 2021-05-18 | 桑顿新能源科技(长沙)有限公司 | Silica gel pad and application thereof in preparation of lithium ion battery |
| CN114188591A (en) * | 2021-11-19 | 2022-03-15 | 宁德新能源科技有限公司 | Battery cell, battery and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20170502 |