CN207572479U - A kind of coiler device for preventing lithium-ion electric core deformation - Google Patents
A kind of coiler device for preventing lithium-ion electric core deformation Download PDFInfo
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- CN207572479U CN207572479U CN201721792497.0U CN201721792497U CN207572479U CN 207572479 U CN207572479 U CN 207572479U CN 201721792497 U CN201721792497 U CN 201721792497U CN 207572479 U CN207572479 U CN 207572479U
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- diaphragm
- coiler device
- negative plate
- core
- positive plate
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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
Abstract
The utility model is related to battery protection technical fields, more particularly to a kind of coiler device for preventing lithium-ion electric core deformation, a kind of coiler device for preventing lithium-ion electric core deformation, including control system, coiler device, coiler device includes winding part and the positive plate and negative plate that are connect with winding part, wherein positive plate and the negative plate other end is connected with positive plate apparatus for placing and negative plate apparatus for placing, winding part includes the insulation roll needle on the left of core and core, it is fluted in core, there is diaphragm between positive plate and negative plate, diaphragm end is connected with diaphragm apparatus for placing, there is dope layer on the diaphragm;Winding part end is connected with tumbler, has location hole on tumbler.The beneficial effects of the utility model are:The operation of coiler device, positive plate and negative plate and diaphragm apparatus for placing is controlled to combine by control system, the setting of the groove in protrusion and core on diaphragm comprehensively prevents the deformation of positive plate and negative plate.
Description
Technical field
The utility model is related to battery protection technical fields, and in particular to a kind of winding dress for preventing lithium-ion electric core deformation
It puts.
Background technology
Battery core deformation is made of internal and external factor, one of them is core strueture uneven thickness weighing apparatus, diaphragm retracts, battery core
The external factors such as the gap of pole piece between layers is too small at inner corner, when battery core pole piece expands, electrode interlayer generates phase
Interreaction force shows as battery core and is pressurized in the width direction, on a certain compression section, internal force extremely uneven, stress concentration, and production
Raw moment of flexure, causes pole piece to distort, and is deformed so as to cause battery core, and the production technology of lithium ion battery mainly includes winding process and folds
Blade technolgy, the higher production efficiency of winding process and automation degree of equipment, using than wide, in general, the electricity of winding-structure
Pond has continuous diaphragm and positive plate, negative plate, in follow-up baking and charge and discharge process, limits the change of diaphragm, pole piece
Shape space is susceptible to the deformation such as S types while causes the bad phenomenons such as battery core super thick.
Patent CN201420542271.5 discloses a kind of coiler device for improving lithium battery electric core deformation, the machine of the patent
The servo motor of tool hand is fixed on the control panel, and manipulator is movably installed on manipulator sliding rail;Film trap is sent to be located at machine automatically
The top of tool rubber sleeve rail send film trap to be mutually perpendicular to and be fixed on control panel with manipulator sliding rail automatically;Push rod is set to certainly
It is dynamic to send beside film trap, and can pass through and film trap is sent to release the gasket sent automatically in film trap automatically, entire winding process continuously, in
Between do not need to pause again, improve production capacity and production efficiency also improve the battery core deformation of lithium battery, but the patent cannot be with
When control winding progress, and cannot comprehensively prevent the serpentine of lithium-ion electric core from becoming.
Utility model content
In view of the deficiencies of the prior art, the utility model devises a kind of coiler device for preventing lithium-ion electric core deformation,
The serpentine for being mainly used to prevent lithium-ion electric core becomes, and the concrete scheme of the utility model is as follows:
Including control system, winding is connected with below control system for a kind of coiler device for preventing lithium-ion electric core deformation
Device, the coiler device include winding part and the pole piece part being connect with winding part one end, and the pole piece part is divided into
Positive plate and negative plate, wherein, the positive plate and the negative plate other end have been connected respectively positive plate apparatus for placing and have born
Pole piece apparatus for placing, the winding part include the insulation roll needle on the left of core and core, fluted in the core, it is described just
Pole piece and negative plate are symmetrically installed, and have diaphragm between the positive plate and negative plate, and the diaphragm end is connected with diaphragm placement
Device, there is dope layer on the diaphragm, and the dope layer on the diaphragm is spaced apart and corresponding with the groove in core.
Preferably, above-mentioned winding part end is connected with tumbler, has location hole on the tumbler.
The utility model controls the operation of coiler device, positive plate and negative plate and diaphragm apparatus for placing by control system
With reference to positive plate and negative plate are wound in core by coiler device by winding, on the groove and diaphragm in core
Protrusion is corresponding, and overcome comprehensively prevents anode strip and cathode sheets by the setting of the groove in the protrusion and core on diaphragm
Deformation.
Preferably, above-mentioned winding part front end is connected with fixed seat, and the fixed seat is flexibly connected with insulation roll needle, fixed
The setting of seat is conducive to the fixation of insulation roll needle, and insulation roll needle connects on positive plate and negative plate and diaphragm fixing wound to core
It connects close.
Preferably, correspondence is coated with positive electrode coating layer and negative electrode coating layer respectively for above-mentioned positive plate and negative plate surface,
Conducive to the coating of the electrode of positive plate and negative plate and the operation of battery core.
Preferably, there is what is connect with control system tightly to stop button on above-mentioned tumbler, can stop rolling up at any time as needed
The operation of winding apparatus, flexible and convenient operation.
Preferably, above-mentioned insulation roll needle is connect with control system, is connected with glue-line on the insulation roll needle, is worked as coiler device
It after completing work, is controlled by control system and rolls up needle, the glue-line on insulation roll needle carries out glue envelope to core.
Preferably, supporting rack is arranged at above-mentioned positive plate and negative plate bottom, for supporting positive plate and negative plate, conducive to entire
The stabilization of device.
The beneficial effects of the utility model are:The utility model controls the operation of coiler device, winding by control system
Device is wound up by positive plate and negative plate in core, and the corresponding setting of protrusion on the groove and diaphragm in core can be complete
The deformation for preventing positive plate and negative plate in face.
Description of the drawings
Fig. 1 is the single unit system figure of embodiment 1;
Wherein, 1- control systems, 2- core, 201- grooves, 3- positive plates, 301- positive electrode coating layers, 302- positive plates
Apparatus for placing, 4- negative plates, 401- negative electrode coating layers, 402- negative plate apparatus for placing, 5- diaphragms, 501- dope layers, 502-
Diaphragm apparatus for placing, 6- insulation roll needles, 7- glue-lines, 8- fixed seats, 9- tumblers, 901- location holes, 902- tightly stop button,
10- supporting racks.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further described the utility model.
Embodiment 1
The present embodiment provides the scheme of being implemented as follows, as shown in the figure a kind of prevention lithium ion to defect of the existing technology
The coiler device of battery core deformation, including control system 1,1 lower section of control system is connected with coiler device, and coiler device includes winding
Part and the positive plate 3 and negative plate 4 being connect with winding part one end, positive plate 3 and 4 other end of negative plate are connected respectively
There are positive plate apparatus for placing 302 and negative plate apparatus for placing 402, winding part includes the insulation roll needle in 2 left side of core 2 and core
6, fluted 201 in core 2, positive plate 3 and negative plate 4 are symmetrically installed, and have diaphragm 5, diaphragm 5 between positive plate 3 and negative plate 4
There is diaphragm apparatus for placing 502 in end, there is dope layer 501 on diaphragm 5, the dope layer 501 on diaphragm 5 be spaced apart and with core 2
On groove 201 correspond to.
The winding part end of the present embodiment is connected with tumbler 9, there is location hole 901, winding part on tumbler 9
Front end is connected with fixed seat 8, and fixed seat 8 is flexibly connected with insulation roll needle 6, and correspondence is coated with respectively for positive plate 3 and 4 surface of negative plate
Positive electrode coating layer 301 and negative electrode coating layer 401 have on tumbler 9 connect with control system 1 tight to stop button 902, absolutely
Edge volume needle 6 is connect with control system 1, glue-line 7 is connected on insulation roll needle 6, supporting rack 10 is arranged at positive plate 3 and 4 bottom of negative plate.
The technical characteristic without description can be achieved by the prior art in the utility model, and details are not described herein, more than
Described is only the better embodiment of the utility model, and the utility model is not limited in above-mentioned specific embodiment, this field
The variations, modifications, additions or substitutions that those of ordinary skill makes in the essential scope of the utility model should also belong to this practicality
Novel protection domain.
Claims (6)
1. a kind of coiler device for preventing lithium-ion electric core deformation including control system, is connected with winding dress below control system
It puts, the coiler device includes winding part and the pole piece part being connect with winding part one end, and the pole piece part is divided into just
Pole piece and negative plate, it is characterised in that:The positive plate and the negative plate other end have been connected respectively positive plate apparatus for placing
With negative plate apparatus for placing, the winding part includes the insulation roll needle on the left of core and core, fluted, institute in the core
It states positive plate and negative plate is symmetrically installed, there is diaphragm between the positive plate and negative plate, the diaphragm end is connected with diaphragm
Apparatus for placing, there is dope layer on the diaphragm, and the dope layer on the diaphragm is spaced apart and corresponding with the groove in core;
The winding part end is connected with tumbler, has location hole on the tumbler.
2. a kind of coiler device for preventing lithium-ion electric core deformation according to claim 1, it is characterised in that:The winding
Part front end is connected with fixed seat, and the fixed seat is flexibly connected with insulation roll needle.
3. a kind of coiler device for preventing lithium-ion electric core deformation according to claim 1, it is characterised in that:The anode
Correspondence is coated with positive electrode coating layer and negative electrode coating layer respectively for piece and negative plate surface.
4. a kind of coiler device for preventing lithium-ion electric core deformation according to claim 1, it is characterised in that:The rotation
There is what is connect with control system tightly to stop button on device.
5. a kind of coiler device for preventing lithium-ion electric core deformation according to claim 1, it is characterised in that:The insulation
Volume needle is connect with control system, and glue-line is connected on the insulation roll needle.
6. a kind of coiler device for preventing lithium-ion electric core deformation according to claim 1, it is characterised in that:Institute's positive plate
There is supporting rack with negative plate bottom.
Priority Applications (1)
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CN201721792497.0U CN207572479U (en) | 2017-12-20 | 2017-12-20 | A kind of coiler device for preventing lithium-ion electric core deformation |
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CN201721792497.0U CN207572479U (en) | 2017-12-20 | 2017-12-20 | A kind of coiler device for preventing lithium-ion electric core deformation |
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CN207572479U true CN207572479U (en) | 2018-07-03 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110649328A (en) * | 2019-09-27 | 2020-01-03 | 联动天翼新能源有限公司 | Winding needle, winding type battery cell and production process of winding type battery cell |
CN111244559A (en) * | 2020-01-19 | 2020-06-05 | 吉安力莱新能源科技有限公司 | Lithium ion battery pole piece winding device |
-
2017
- 2017-12-20 CN CN201721792497.0U patent/CN207572479U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110649328A (en) * | 2019-09-27 | 2020-01-03 | 联动天翼新能源有限公司 | Winding needle, winding type battery cell and production process of winding type battery cell |
CN110649328B (en) * | 2019-09-27 | 2021-06-01 | 联动天翼新能源有限公司 | Winding needle, winding type battery cell and production process of winding type battery cell |
CN111244559A (en) * | 2020-01-19 | 2020-06-05 | 吉安力莱新能源科技有限公司 | Lithium ion battery pole piece winding device |
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