CN207719348U - A kind of lithium ion battery collection winding and priming device - Google Patents

A kind of lithium ion battery collection winding and priming device Download PDF

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Publication number
CN207719348U
CN207719348U CN201721758551.XU CN201721758551U CN207719348U CN 207719348 U CN207719348 U CN 207719348U CN 201721758551 U CN201721758551 U CN 201721758551U CN 207719348 U CN207719348 U CN 207719348U
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CN
China
Prior art keywords
band
lithium ion
ion battery
coiler
diaphragm strip
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Expired - Fee Related
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CN201721758551.XU
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Chinese (zh)
Inventor
于新生
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Sino Nature (qingdao) New Energy Automobile Manufacturing Co Ltd
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Sino Nature (qingdao) New Energy Automobile Manufacturing Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

The utility model discloses a kind of lithium ion battery collection winding and priming device, including up- coiler, and the fluid injection component that electrolyte infiltration processing is carried out to lithium battery core coil band is provided in front of up- coiler.It integrates winding and fluid-filling structure and process, substantially reduce the technological process of lithium battery, simplify assembly route, significantly reduce the production and processing cost of lithium ion battery, it is particularly adapted to gel state electrolyte lithium ion battery and adds technological process, ideal solution is provided for gel polymer lithium ion battery production and processing.

Description

A kind of lithium ion battery collection winding and priming device
Technical field
The utility model is related to technical field of lithium-ion battery, and in particular to a kind of lithium ion battery collection winding and note Liquid device.
Background technology
Currently, the advantages that lithium ion battery is had extended cycle life due to its energy density height, and self discharge is small, is widely used in The electronic fields such as consumer, IT, communication.Increasing with fossil energy consumption and environmental pollution dual-pressure, Green Travel Electric vehicle is in widespread attention.Electrical vehicular power is mainly Vehicular accumulator cell, and lithium-ion-power cell is then the head of electric vehicle Choosing.High-quality is produced, inexpensive lithium-ion electric motor-car battery has specific and reality meaning for energy-saving and emission-reduction.Lithium from Sub- battery is assembled by anode, cathode, diaphragm and electrolyte, and positive and negative electrode active material and diaphragm are to be immersed in electrolyte In the middle.For lithium ion battery in charge and discharge, when lithium ion takes off between positive and negative electrode active material, is embedding, electrolyte plays medium Effect.The structure of diaphragm should be microporous barrier, in lithium ion battery charge and discharge, that is, play isolation and insulation positive and negative electrode effect While, the diaphragm for impregnating full electrolyte plays a part of lithium ion tunnel again.Electrolyte fully, is uniformly soaked with diaphragm Profit, and infiltrated with positive and negative electrode active material, it is the key factor of lithium ion battery charge and discharge quality.
Existing lithium ion battery needs the energy density for trying to improve lithium ion battery, it is desirable that battery core material in production Expect the compacter of coiling, winds close battery core, difficulty is brought to fluid injection process, although using vacuum impregnating in fluid injection process Liquid is shelved, repeatedly the methods of segmentation fluid injection, when electrolyte impregnates insufficient, non-uniform phenomenon in battery core to core material There is generation, the consistent bad tendency of lithium-ion electric core is caused to increase.The equipment of traditional assembling link and technological process, winding and Fluid injection is two complete equipments being separated and two flows, and it is cumbersome to lead to that there are assembly equipments, and production line is tediously long, manufacturing process The problems such as period is long, low production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of lithium ion battery collection winding and priming devices, to solve the prior art In the presence of assembly equipment it is cumbersome, the problems such as production line is tediously long, and the manufacturing process period is long, low production efficiency.
To achieve the above object, a kind of lithium ion battery collection winding of the utility model offer and priming device, including winding Machine is provided with the fluid injection component that electrolyte infiltration processing is carried out to lithium battery core coil band in front of up- coiler.
Optionally, fluid injection component includes the electrolyte immersed for lithium battery core coil band being arranged in front of up- coiler Slot is provided with the guide roller component for importing lithium battery core coil band at electrolytic bath, is provided in electrolytic bath by lithium battery Electric core winding band is pressed on press roll component therein.
Optionally, lithium battery core coil band includes from top to bottom positive band, the first diaphragm strip band, cathode band and the Two diaphragm strip bands are respectively arranged with electrolytic bath between the first diaphragm strip band and the second diaphragm strip band and up- coiler.
Optionally, the press roll component in the electrolytic bath between the first diaphragm strip band and the second diaphragm strip band and up- coiler point Not Bao Kuo upper pressure roller, middle pressure roller and lower compression roller, the first diaphragm strip band and the second diaphragm strip band imported into electricity through guide roller component respectively After solving in liquid bath, it is pressed on successively respectively between middle pressure roller and lower compression roller and between upper pressure roller and middle pressure roller.
Optionally, it is respectively arranged with electrolytic bath between positive band and cathode band and up- coiler.
Optionally, the press roll component in the electrolytic bath between positive band and cathode band and up- coiler respectively includes Pressure roller and lower compression roller, positive band and cathode band after guide roller component is imported into electrolytic bath, are pressed on respectively respectively Between upper pressure roller and lower compression roller.
Optionally, fluid injection component includes being arranged in front of up- coiler to the progress electrolyte spraying of lithium battery core coil band The nozzle of processing.
Optionally, lithium battery core coil band includes from top to bottom positive band, the first diaphragm strip band, cathode band and the Two diaphragm strip bands;And it is respectively set above and below positive band, the first diaphragm strip band, cathode band and the second diaphragm strip band There is nozzle.
The utility model has the following advantages that:
The lithium ion battery collection of the utility model is wound and priming device, can solve the assembly in the presence of the prior art The problems such as equipment is cumbersome, and production line is tediously long, and the manufacturing process period is long, low production efficiency, collection winding and fluid-filling structure and process It is integrated, substantially reduces the technological process of lithium battery, simplify assembly route, significantly reduce the production and processing of lithium ion battery Cost is particularly adapted to gel state electrolyte lithium ion battery and adds technological process, is given birth to for gel polymer lithium ion battery Production processing provides ideal solution.
Description of the drawings
Fig. 1 is the schematic diagram of the lithium ion battery collection winding of the utility model and one embodiment of priming device.
Fig. 2 is the schematic diagram of the lithium ion battery collection winding of the utility model and another embodiment of priming device.
Fig. 3 is the schematic diagram of the lithium ion battery collection winding of the utility model and the further embodiment of priming device.
In figure, 1 is up- coiler, and 2 be lithium battery core coil band, and 21 be positive band, and 22 be the first diaphragm strip band, and 23 are Cathode band, 24 be the second diaphragm strip band, and 3 be electrolytic bath, and 31 be electrolyte, and 32 be nozzle, and 4 be guide roller component, and 41 be to lead Roller, 5 be press roll component, and 51 be upper pressure roller, and 52 be middle pressure roller, and 53 be lower compression roller.
Specific implementation mode
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
A kind of lithium ion battery collection winding and priming device, as shown in Figure 1, including up- coiler, the front of up- coiler 1 is arranged There is the fluid injection component that the infiltration processing of electrolyte 31 is carried out to lithium battery core coil band 2.
The lithium ion battery collection of the present embodiment is wound and priming device includes the following steps when in use:
Lithium battery core coil band 2 is subjected to 31 infiltration of electrolyte processing through fluid injection component;
Then lithium battery core coil band 2 is imported into up- coiler 1 and is wound;
The working environment parameter condition of up- coiler 1 is as follows:Temperature is 18~25 DEG C, and humidity is≤1%RH, dew point≤- 35 ~-45 DEG C.
Wherein, dew point(Dew point), also known as dew-point temperature(Dew point temperature), it is in meteorology Refer under fixed air pressure, vaporous water contained in air reaches saturation and condenses into the temperature being down to required for liquid water.
As it can be seen that the lithium ion battery collection winding and priming device and its application method of the present embodiment, are assembled in up- coiler 1 Lithium battery core coil band 2 is imported in fluid injection component after carrying out 31 infiltration of electrolyte processing, is rolled up immediately by front end in advance Around shell can be entered after winding.Which ensure that effect of the electrolyte 31 to 2 homogeneous immersion of lithium battery core coil band, causes to be electrolysed Liquid 31 fully fills in the micropore of the diaphragm of lithium battery core coil band 2, and fills in positive and negative electrode active material, greatly The consistency of battery core charge and discharge is improved greatly, simultaneously because shortening manufacturing process, reduces production technology cost.
Embodiment 2
A kind of lithium ion battery collection winding and priming device, as shown in Figure 1, it is similar to Example 1, the difference is that note Liquid component includes the electrolytic bath 3 immersed for lithium battery core coil band 2 being arranged in 1 front of up- coiler, is set at electrolytic bath 3 It is equipped with the guide roller component 4 for importing lithium battery core coil band 2, is provided in electrolytic bath 3 and presses lithium battery core coil band 2 It is located at press roll component 5 therein.
Preferably, lithium battery core coil band 2 includes from top to bottom positive band 21, the first diaphragm strip band 22, cathode item Band 23 and the second diaphragm strip band 24, electricity is respectively arranged between the first diaphragm strip band 22 and the second diaphragm strip band 24 and up- coiler 1 Solve liquid bath 3.
Preferably, the pressure roller in the electrolytic bath 3 between the first diaphragm strip band 22 and the second diaphragm strip band 24 and up- coiler 1 Component 5 respectively includes pressure roller 51, middle pressure roller 52 and lower compression roller 53, and the first diaphragm strip band 22 and the second diaphragm strip band 24 pass through respectively After guide roller component 4 is imported into electrolytic bath 3, it is pressed on successively respectively between middle pressure roller 52 and lower compression roller 53 and upper pressure roller Between 51 and middle pressure roller 52.
The lithium ion battery collection of the present embodiment is wound and priming device includes the following steps when in use:
Electrolyte 31 will be injected in electrolytic bath 3;
By the first diaphragm strip band 22 and the second diaphragm strip band 24 respectively by guide roller component 4 imported into electrolytic bath 3 into While going and infiltrate, and carry out rolling by press roll component respectively, positive band 21 and cathode band 23 are passed through into deflector roll respectively Component 4, which is imported into electrolytic bath 3, to be infiltrated, while carrying out rolling by press roll component respectively.
As it can be seen that the lithium ion battery collection winding and priming device and its application method of the present embodiment, are assembled in up- coiler 1 First diaphragm strip band 22 and the second diaphragm strip band 24 are put into after carrying out infiltration rolling in electrolytic bath 3 by front end in advance, immediately into Row is wound, and can enter shell after winding.
Embodiment 3
A kind of lithium ion battery collection winding and priming device, as shown in Fig. 2, it is similar to Example 2, the difference is that just Electrolytic bath 3 is respectively arranged between pole band 21 and cathode band 23 and up- coiler 1.
Preferably, the press roll component 5 in the electrolytic bath 3 between positive band 21 and cathode band 23 and up- coiler 1 divides Not Bao Kuo upper pressure roller 51 and lower compression roller 53, positive band 21 and cathode band 23 imported into electrolytic bath 3 through guide roller component respectively In after, be pressed on respectively between pressure roller 51 and lower compression roller 53.
The lithium ion battery collection of the present embodiment is wound and priming device includes the following steps when in use:
Electrolyte 31 will be injected in electrolytic bath 3;
Positive band 21, the first diaphragm strip band 22, cathode band 23 and the second diaphragm strip band 24 are passed through into guide roller set respectively Part 4, which is imported into electrolytic bath 3, to be infiltrated, and respectively by press roll component carry out rolling while, by 21 He of positive band Cathode band 23 is imported by guide roller component 4 in electrolytic bath 3 respectively to be infiltrated, while being carried out respectively by press roll component Rolling.
As it can be seen that the lithium ion battery collection winding and priming device and its application method of the present embodiment, are assembled in up- coiler 1 First diaphragm strip band 22 and the second diaphragm strip band 24 are put into electrolytic bath 3 while carry out infiltration rolling by front end in advance, Positive band 21 and cathode band 23 are put into electrolytic bath 3 and carry out infiltration rolling, is then wound immediately, it can after winding To enter shell.
Embodiment 4
A kind of lithium ion battery collection winding and priming device, as shown in figure 3, it is similar to Example 1, the difference is that
Fluid injection component includes being arranged to carry out at 31 spraying of electrolyte lithium battery core coil band 2 in 1 front of up- coiler The nozzle 32 of reason.
Preferably, lithium battery core coil band 2 includes from top to bottom positive band 21, the first diaphragm strip band 22, cathode item Band 23 and the second diaphragm strip band 24;And positive band 21, the first diaphragm strip band 22, cathode band 23 and the second diaphragm strip band 24 Above and below be respectively arranged with nozzle 32.
The lithium ion battery collection of the present embodiment is wound and priming device includes the following steps when in use:
Electrolyte 31 is sprayed from nozzle 32;
By upper surface and the following table of positive band 21, the first diaphragm strip band 22, cathode band 23 and the second diaphragm strip band 24 Face sprays electrolyte 31 respectively.
As it can be seen that the lithium ion battery collection winding and priming device and its application method of the present embodiment, are assembled in up- coiler 1 Front end, in advance by upper surface and the following table of positive band 21, the first diaphragm strip band 22, cathode band 23 and the second diaphragm strip band 24 Face carries out spraying electrolyte 31 and handles, and is then wound immediately, shell can be entered after winding.
It should be noted that the lithium ion battery collection winding and priming device and its application method of the utility model, may be used also To further comprise that such as lower structure, guide roller component 4 respectively include deflector roll 41, the quantity of the deflector roll 41 at each electrolytic bath 3 can To be respectively four, four deflector rolls 41 can be distributed as both the above and following two, positive band 21 and/or the first diaphragm strip A support deflector roll 41, cathode band can also be additionally arranged by being located at the rear position of its electrolytic bath 4 with 22 lower section 23 and/or second the top of diaphragm strip band 24 be located at the rear position of its electrolytic bath 4 support can also be additionally set With deflector roll 41.Nozzle 32 on each electrolytic bath 3 can be two, and two nozzles 32 can be separately positioned on electrolytic bath 3 Above and below, the liquid outlet of two nozzles 32 can correspond to and the upper and lower surface of band respectively.
It should be noted that the utility model lithium ion battery collection winding and priming device, mainly to above structure into Gone improvement, other unmentioned function, component and structures, when needed, may be used can realize in the prior art it is corresponding The component and structure of function are implemented.
Although above having made detailed description to the utility model with generality explanation and specific embodiment, On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art 's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want Seek the range of protection.

Claims (8)

1. a kind of lithium ion battery collection winding and priming device, including up- coiler(1), which is characterized in that up- coiler(1)Front It is provided with to lithium battery core coil band(2)Carry out electrolyte(31)Infiltrate the fluid injection component of processing.
2. lithium ion battery collection winding as described in claim 1 and priming device, which is characterized in that fluid injection component includes setting In up- coiler(1)Front for lithium battery core coil band(2)The electrolytic bath of immersion(3), electrolytic bath(3)Place be provided with by Lithium battery core coil band(2)The guide roller component of importing(4), electrolytic bath(3)It is inside provided with lithium battery core coil band(2) It is pressed on press roll component therein(5).
3. lithium ion battery collection winding as claimed in claim 2 and priming device, which is characterized in that lithium battery core coil band (2)It include from top to bottom positive band(21), the first diaphragm strip band(22), cathode band(23)With the second diaphragm strip band(24), First diaphragm strip band(22)With the second diaphragm strip band(24)With up- coiler(1)Between be respectively arranged with electrolytic bath(3).
4. lithium ion battery collection winding as claimed in claim 3 and priming device, which is characterized in that the first diaphragm strip band(22) With the second diaphragm strip band(24)With up- coiler(1)Between electrolytic bath(3)In press roll component(5)Respectively include pressure roller (51), middle pressure roller(52)And lower compression roller(53), the first diaphragm strip band(22)With the second diaphragm strip band(24)Respectively through guide roller component (4)It imported into electrolytic bath(3)In after, be pressed on middle pressure roller successively respectively(52)With lower compression roller(53)Between and upper pressure roller (51)With middle pressure roller(52)Between.
5. lithium ion battery collection winding as claimed in claim 3 and priming device, which is characterized in that positive band(21)With it is negative Pole band(23)With up- coiler(1)Between be respectively arranged with electrolytic bath(3).
6. lithium ion battery collection winding as claimed in claim 5 and priming device, which is characterized in that positive band(21)With it is negative Pole band(23)With up- coiler(1)Between electrolytic bath(3)In press roll component(5)Respectively include pressure roller(51)And pushing Roller(53), positive band(21)With cathode band(23)Respectively electrolytic bath is imported into through guide roller component(3)In after, pressed respectively It is located at pressure roller(51)And lower compression roller(53)Between.
7. lithium ion battery collection winding as described in claim 1 and priming device, which is characterized in that fluid injection component includes setting In up- coiler(1)Front to lithium battery core coil band(2)Carry out electrolyte(31)The nozzle of spray treatment(32).
8. lithium ion battery collection winding as claimed in claim 7 and priming device, which is characterized in that lithium battery core coil band (2)It include from top to bottom positive band(21), the first diaphragm strip band(22), cathode band(23)With the second diaphragm strip band(24); And positive band(21), the first diaphragm strip band(22), cathode band(23)With the second diaphragm strip band(24)Above and below point Nozzle is not provided with it(32).
CN201721758551.XU 2017-12-16 2017-12-16 A kind of lithium ion battery collection winding and priming device Expired - Fee Related CN207719348U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721758551.XU CN207719348U (en) 2017-12-16 2017-12-16 A kind of lithium ion battery collection winding and priming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721758551.XU CN207719348U (en) 2017-12-16 2017-12-16 A kind of lithium ion battery collection winding and priming device

Publications (1)

Publication Number Publication Date
CN207719348U true CN207719348U (en) 2018-08-10

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111899991A (en) * 2019-05-06 2020-11-06 张晋福 Winding and spraying integrated process and device
CN113053669A (en) * 2021-03-31 2021-06-29 深圳市金联信科技有限公司 Element winding and roll coating method
CN113053670A (en) * 2021-03-31 2021-06-29 深圳市金联信科技有限公司 Core pack and winding method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111899991A (en) * 2019-05-06 2020-11-06 张晋福 Winding and spraying integrated process and device
CN113053669A (en) * 2021-03-31 2021-06-29 深圳市金联信科技有限公司 Element winding and roll coating method
CN113053670A (en) * 2021-03-31 2021-06-29 深圳市金联信科技有限公司 Core pack and winding method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180810

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