CN208554862U - A kind of lithium ion battery coating machine size circulations device - Google Patents
A kind of lithium ion battery coating machine size circulations device Download PDFInfo
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- CN208554862U CN208554862U CN201820634751.2U CN201820634751U CN208554862U CN 208554862 U CN208554862 U CN 208554862U CN 201820634751 U CN201820634751 U CN 201820634751U CN 208554862 U CN208554862 U CN 208554862U
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- slurry
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- ion battery
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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 relates to lithium ion battery production technical fields, especially a kind of lithium ion battery coating machine size circulations device, including die head and slurry buffer tank, the slurry buffer tank is connected by backflow of slurry pipeline with diaphragm pump, the diaphragm pump is connected by backflow of slurry pipeline with backflow of slurry cache slot, and the backflow of slurry cache slot is connected by backflow of slurry pipeline with die head top；Level sensor is provided in the backflow of slurry cache slot, the level sensor and diaphragm pump are all electrically connected with PLC controller.After adopting the above structure, the utility model equipment therefor structure is simple, it is safe and reliable, be easily achieved, the long-time for effectively avoiding slurry in pipeline when stopping coating, die head cleaning and battery size switching is stood, while ensuring sizing agent consistency, reduce the waste of slurry in production process.
Description
Technical field
The utility model relates to lithium ion battery production technical field, especially a kind of lithium ion battery coating machine slurry is followed
Loop device.
Background technique
It in the existing Improving Measurements to pulp of lithium ion battery consistency, more concentrates in single tank slurry, is promoted each
In the uniformity of regional area.And pulping tank passes through the single tank volume of promotion because plant capacity, dispersion efficiency etc. factor influence
Mode improve the limitation of consistency, while increasing single tank volume and will affect dispersion effect.Existing slurry transfer tank, because
The limitation of volume and configuration aspects can only also be played the role of maintaining slurry stability itself.However, to electric car combo
Single battery is difficult to ensure entirely from same batch or even same tank slurry, therefore the slurry of different tank productions, or different
Consistency between the slurry of batch production is difficult to ensure, then the consistency between the single battery of different batches is even more to be difficult to protect
Card.
106422889 A of Chinese invention patent application CN is disclosed to be transfered from one department to another in a kind of power lithium-ion battery size circulations
System feeds intake different pulping tanks or different batches the slurry of preparation, in the power lithium-ion battery size circulations transferring system
Uniformly mixed.
Summary of the invention
The utility model technical issues that need to address are to provide a kind of lithium ion slurry that can provide in production process and stablize
The size circulations device of property.
In order to solve the above technical problems, a kind of lithium ion battery coating machine size circulations device of the utility model includes mould
Head and slurry buffer tank, the slurry buffer tank are connected by backflow of slurry pipeline with diaphragm pump, and the diaphragm pump passes through slurry
Material reflux line is connected with backflow of slurry cache slot, and the backflow of slurry cache slot passes through backflow of slurry pipeline and die head top
It is connected；Level sensor is provided in the backflow of slurry cache slot, the level sensor and diaphragm pump are all controlled with PLC
Device electrical connection.
Further, backflow of slurry cache slot top is connected by balanced gas pipeline with slurry buffer tank upper end
It connects.
Further, the slurry caching pot bottom is connected with screw pump, and the screw pump passes through under pipeline and die head
Portion is connected.
Further, Pneumatic three-way valve, the Pneumatic three-way are provided on the pipeline between the screw pump and die head
Valve another port is connected with backflow of slurry cache slot.
Further, Pneumatic mixing device is provided in the backflow of slurry cache slot.
Further, backflow of slurry cache slot top is cylindrical, and lower part is tapered.
After adopting the above structure, the utility model has following good effect:
1. the device uses nitrogen as the Balance Air between each system, having well solved oil is connecing for slurry and air
Touching avoids the moisture in slurry absorption air, reduces the influence to battery later period performance；
2. increasing pyramidal structure reflux cache slot behind die head to mention so that the slurry of different return lines is mixed
The high consistency of slurry, while slurry can leave along inner wall, avoid being mixed into for bubble；
3. the utility model equipment therefor structure is simple, it is safe and reliable, be easily achieved, effectively avoid stopping coating,
The long-time of slurry is stood in pipeline when die head cleaning and battery size switch, it is ensured that while sizing agent consistency, is reduced
The waste of slurry in production process.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is a kind of structural schematic diagram of lithium ion battery coating machine size circulations device of the utility model.
Fig. 2 is the structural schematic diagram of the utility model backflow of slurry cache slot.
In figure: 1 is slurry buffer tank, and 2 be screw pump, and 3 be Pneumatic three-way valve, and 4 be backflow of slurry pipeline, and 5 be die head, 6
It is backflow of slurry cache slot for balanced gas pipeline, 7,8 be level sensor, and 9 be diaphragm pump, and 10 be Pneumatic mixing device
Specific embodiment
As depicted in figs. 1 and 2, a kind of lithium ion battery coating machine size circulations device of the utility model, including slurry
Buffer tank 1, screw pump 2, Pneumatic three-way valve 3, size circulations pipeline 4, die head 5, pressure-equalizing passageway 6, backflow of slurry cache slot
7, level sensor 8, pneumatic diaphragm pump 9 and Pneumatic mixing device 10.Reflux unit front end is slurry buffer tank 1, with slurry
What buffer tank 1 was connected is feeding screw bolt pump 2, and 2 other end of screw pump is connected by pipeline with die head 5, in screw pump 2 and die head
Pipeline between 5 is equipped with Pneumatic three-way valve 3, the another port of Pneumatic three-way valve 3 and die head and passes through size circulations pipeline and slurry
Material reflux cache slot 7 is connected, and backflow of slurry cache slot 7 passes through the pressure-equalizing passageway 6 at top and the slurry return pipe of bottom
Road 4 is connected with slurry buffer tank 1, is equipped on the size circulations pipeline between backflow of slurry cache slot 7 and slurry buffer tank 1
Pneumatic diaphragm pump 9, pneumatic diaphragm pump 9 are connected by PLC controller in the cache slot that flows back 7 level sensor 8, backflash
Inside is equipped with Pneumatic mixing device 10.
The lithium ion battery coating machine size circulations device of present patent application is suitable for lithium ion cell positive, cathode is starched
The on-line automatic circulation of material and functional coating slurry.Size circulations mode is by slurry buffer tank 1 through screw pump 2, Pneumatic three-way valve 3
Into die head 5 or it is directly entered in backflow of slurry cache slot 7.When coating, slurry, which enters die head 5 by Pneumatic three-way valve 3, to be carried out
Coating, when die head 5 needs to clean or battery size switches, slurry is then directly entered backflow of slurry caching by Pneumatic three-way valve 3
In slot 7,7 top of backflow of slurry cache slot is cylindrical, and lower section is tapered, is conducive to the flowing of internal slurry.In addition, slurry
It is additionally provided with level sensor 8, pressure-equalizing passageway 6 and Pneumatic mixing device 10 in reflux cache slot 7, increases pulp flow
Property while improve reflux slurry uniformity and consistency, when slurry liquid level reach level sensor 8 when, diaphragm pump 9 opens
Dynamic, slurry is back in slurry buffer tank 1 through diaphragm pump 9, and backflow of slurry cache slot 7 and slurry buffer tank 1 pass through pressure balance
Pipeline 6 is connected, it is ensured that the pressure in the circulatory system between unit is in equilibrium state, and entire reflux unit system uses pure
Higher inert gas is spent as pressure balance medium, and avoiding oil is contact of the slurry with moisture in air.
Present patent application has the advantage that 1) backflow of slurry cache slot uses pyramidal structure, is conducive to reflux slurry and exists
Flowing in buffer tank；2) it is equipped with agitating device inside backflow of slurry cache slot, reflux slurry is tentatively mixed, avoids starching
The agglomeration of material and long-time are in static condition, improve the consistency of reflux slurry；3) each interface of backflow of slurry cache slot is adopted
It with mechanical seal, and uses the higher inert gas of purity as pressure balance gas and protection gas, avoids in slurry and air
Moisture directly contact；4) by the change of return path, so that the slurry in production process in pipeline is in flowing shape always
State avoids agglomeration, the deposition of slurry, improves slurry utilization rate and production efficiency.
Although those skilled in the art should manage the foregoing describe specific embodiment of the present utility model
Solution, these are merely examples, various changes or modifications can be made to present embodiment, without departing from the original of the utility model
Reason and essence, the protection scope of the utility model are only limited by the claims that follow.
Claims (6)
1. a kind of lithium ion battery coating machine size circulations device, including die head and slurry buffer tank, it is characterised in that: the slurry
Material buffer tank is connected by backflow of slurry pipeline with diaphragm pump, and the diaphragm pump is slow by backflow of slurry pipeline and backflow of slurry
It deposits slot to be connected, the backflow of slurry cache slot is connected by backflow of slurry pipeline with die head top；The backflow of slurry is slow
It deposits and is provided with level sensor in slot, the level sensor and diaphragm pump are all electrically connected with PLC controller.
2. a kind of lithium ion battery coating machine size circulations device described in accordance with the claim 1, it is characterised in that: the slurry
Reflux cache slot top is connected by balanced gas pipeline with slurry buffer tank upper end.
3. a kind of lithium ion battery coating machine size circulations device described in accordance with the claim 1, it is characterised in that: the slurry
Caching pot bottom is connected with screw pump, and the screw pump is connected by pipeline with die head lower part.
4. a kind of lithium ion battery coating machine size circulations device described in accordance with the claim 3, it is characterised in that: the screw rod
Pneumatic three-way valve, the Pneumatic three-way valve another port and backflow of slurry cache slot phase are provided on pipeline between pump and die head
Connection.
5. a kind of lithium ion battery coating machine size circulations device described in accordance with the claim 1, it is characterised in that: the slurry
Pneumatic mixing device is provided in reflux cache slot.
6. according to a kind of lithium ion battery coating machine size circulations device of any of claims 1-5, feature exists
In: backflow of slurry cache slot top is cylindrical, and lower part is tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634751.2U CN208554862U (en) | 2018-04-30 | 2018-04-30 | A kind of lithium ion battery coating machine size circulations device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634751.2U CN208554862U (en) | 2018-04-30 | 2018-04-30 | A kind of lithium ion battery coating machine size circulations device |
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| Publication Number | Publication Date |
|---|---|
| CN208554862U true CN208554862U (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820634751.2U Active CN208554862U (en) | 2018-04-30 | 2018-04-30 | A kind of lithium ion battery coating machine size circulations device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380456A (en) * | 2018-04-30 | 2018-08-10 | 中航锂电（江苏）有限公司 | A kind of lithium ion battery coating machine size circulations device |
| CN110657349A (en) * | 2019-10-08 | 2020-01-07 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Mine tailing paste slurry ring pipe test system and system operation method |
| CN111644308A (en) * | 2020-04-27 | 2020-09-11 | 颍上县翔安新能源科技有限公司 | Automatic feeding coating unit of lithium cell production usefulness |
| CN114887845A (en) * | 2022-06-17 | 2022-08-12 | 三一技术装备有限公司 | Feeding system, slurry coating device and battery production system |
-
2018
- 2018-04-30 CN CN201820634751.2U patent/CN208554862U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380456A (en) * | 2018-04-30 | 2018-08-10 | 中航锂电（江苏）有限公司 | A kind of lithium ion battery coating machine size circulations device |
| CN110657349A (en) * | 2019-10-08 | 2020-01-07 | 山东黄金矿业科技有限公司充填工程实验室分公司 | Mine tailing paste slurry ring pipe test system and system operation method |
| CN111644308A (en) * | 2020-04-27 | 2020-09-11 | 颍上县翔安新能源科技有限公司 | Automatic feeding coating unit of lithium cell production usefulness |
| CN114887845A (en) * | 2022-06-17 | 2022-08-12 | 三一技术装备有限公司 | Feeding system, slurry coating device and battery production system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213200 Jiangdong Avenue 1, Jintan District, Jiangsu, Changzhou Patentee after: AVIC lithium Technology Co.,Ltd. Address before: 213200 Jiangdong Avenue 1, Jintan District, Jiangsu, Changzhou Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: AVIC lithium Technology Co.,Ltd. Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC lithium Technology Co.,Ltd. Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd. Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC lithium Technology Co.,Ltd. |