CN207253865U - A kind of pulp of lithium ion battery effective filter - Google Patents
A kind of pulp of lithium ion battery effective filter Download PDFInfo
- Publication number
- CN207253865U CN207253865U CN201721048985.0U CN201721048985U CN207253865U CN 207253865 U CN207253865 U CN 207253865U CN 201721048985 U CN201721048985 U CN 201721048985U CN 207253865 U CN207253865 U CN 207253865U
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- slurry
- filter
- filter screen
- layer
- pulp
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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
-
- 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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- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
It the utility model is related to lithium battery slurry production technical field, particularly a kind of pulp of lithium ion battery effective filter, including slurry buffer tank, the slurry buffer tank is connected by slurry transport pipe with filter top end, filter screen is provided with the filter, the filter wall is connected by reflux line with slurry buffer tank, and the filter lower end is connected by pipeline with finished product slurry storage tank.With the above structure, the utility model can effectively reduce the particle in slurry, improve the production efficiency of battery and the qualification rate of pole plate by using three-stage filtration；In whole filtration system, using nitrogen as protection gas, directly contacting for slurry and air is completely cut off, the problem of effective solution avoids slurry and air contact and the moisture absorption occurs.
Description
Technical field
Lithium battery slurry production technical field is the utility model is related to, particularly a kind of pulp of lithium ion battery high efficiency filter
Device.
Background technology
, it is necessary to make anode and cathode slurry in the production process of lithium battery, then by slurry drying be attached to it is corresponding just
On negative plate.And during carrying out slurry to slurry, it may appear that slurry is not uniformly dispersed and agglomerates big in suspended slurry
The situation of particle and other magazines, so in order to ensure the uniformity of the stability of coating process and product quality, to slurry
Material needs to filter slurry using pulp filtering device before being coated, to remove the particle and impurity in slurry.
205650335 U of Chinese utility model patent CN disclose a kind of novel lithium battery pulp filtering device, including branch
Frame, outer barrel and cover, outer barrel is interior to be equipped with fixed enclosure, fixed enclosure through hole is distinguished in fixed enclosure, and outer surface covers
There is filter screen, fixed enclosure is internally provided with the rotating cylinder of bottom end closure, there is rotating cylinder through hole, and vertical side in rotating cylinder vertical side walls respectively
Wall inner surface is equipped with magnet covered with filtering net, rotating cylinder inner bottom, and outer barrel is respectively arranged below with motor and speed reducer, subtracts
The top of fast machine output shaft is fixedly connected with the bottom wall of rotating cylinder, and feed inlet, outer barrel are offered on the cover directly over magnet
Body bottom right side offers discharge port, offers clean-up port on the bottom wall of the outer barrel inside fixed enclosure, at clean-up port
Covered equipped with cleaning.
The content of the invention
The utility model technical issues that need to address are to provide particle when one kind can effectively reduce the coating of lithium battery slurry
Filtration apparatus.
To solve above-mentioned technical problem, a kind of pulp of lithium ion battery effective filter of the utility model, including
Slurry buffer tank, the slurry buffer tank are connected with filter top end by slurry transport pipe, are provided with the filter
Filter screen, the filter wall are connected by reflux line with slurry buffer tank, the filter lower end by pipeline with
Finished product slurry storage tank is connected.
Further, the filter screen includes spaced first layer filter screen, second layer filter screen and third layer mistake
Strainer, above the first time filter screen, between first layer filter screen and second layer filter screen, second layer filter screen and third layer
Reflux line is respectively arranged with side wall between filter screen.
Further, agitating paddle is provided with above the first layer filter screen, the agitating paddle bottom is polytetrafluoroethyl-ne
The scraper plate of alkene material, scraper plate and first layer filter screen joint, the filter top end are provided with nitrogen inlet and pressure gauge,
Nitrogen inlet is provided with filter wall below the third layer filter screen.
Further, the slurry buffer tank is connected by pipeline with diaphragm pump, and the diaphragm pump passes through slurry transport
Pipe-and-filter phase top is connected, and solenoid valve is provided with the pipeline between diaphragm pump and the slurry buffer tank.
Further, the finished product slurry storage tank top is connected with nitrogen inlet, the finished product slurry storage tank side
Vacuum valve is connected with wall.
With the above structure, the utility model has the following advantages：
1. above-mentioned paste filtering system device, is not only simple in structure, is easily achieved, and slurries filtration precision is high, discharging
Speed is fast, filter effect is good；
2. in whole filtration system, using nitrogen as protection gas, slurry is completely cut off and has been contacted with the direct of air, effectively
Solution the problem of avoiding slurry and air contact and the moisture absorption occurs；
3. being carried out by negative pressure for slurry is defeated, reduces being mixed into for bubble, improve the quality of finished product slurry；
4. slurry realizes on-line filtration and transmission, while continuous production, human cost is also largely saved；
5. by using three-stage filtration, can effectively reduce the particle in slurry, improve battery production efficiency and
The qualification rate of pole plate.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of structure diagram of pulp of lithium ion battery effective filter of the utility model.
In figure：1 is slurry buffer tank, and 2 be solenoid valve, and 3 be diaphragm pump, and 4 be slurry transport pipeline, and 5 be filter, and 6 are
Agitating paddle, 7 be nitrogen inlet, and 8 be pressure gauge, and 9 be first layer filter screen, and 10 be second layer filter screen, and 11 be third layer mistake
Strainer, 12 be reflux line, and 13 be vacuum valve, and 14 be finished product slurry storage tank
Embodiment
As shown in Figure 1, a kind of pulp of lithium ion battery effective filter of the utility model, including slurry buffer tank 1,
The slurry buffer tank 1 is connected by slurry transport pipe 4 with 5 top of filter, and filter screen is provided with the filter 5,
The filter wall is connected by reflux line 12 with slurry buffer tank 1, and 5 lower end of filter passes through pipeline and finished product
Slurry storage tank 14 is connected.
Further, the filter screen includes spaced first layer filter screen 9, second layer filter screen 10 and third layer
Filter screen 11, between the top of the first time filter screen 9, first layer filter screen 9 and second layer filter screen 10, second layer filter screen
Reflux line 12 is respectively arranged with side wall between 10 and third layer filter screen 11.To filter out inside slurry well
Grain, not only the rate of filtration is fast for three-stage filtration, but also filtering accuracy is high, reduces the particle in slurry to the full extent, improves
The production efficiency of homogenate.
Further, the top of first layer filter screen 9 is provided with agitating paddle 6, and 6 bottom of agitating paddle is polytetrafluoro
The scraper plate of ethene material, scraper plate and 9 joint of first layer filter screen, 5 top of filter are provided with nitrogen inlet 7 and pressure
Power table 8, is provided with nitrogen inlet 7 on 5 side wall of filter of the lower section of the third layer filter screen 11.
Further, the slurry buffer tank 1 is connected by pipeline with diaphragm pump 3, and the diaphragm pump 3 is passed by slurry
Defeated pipeline 4 is connected with 5 phase top of filter, and solenoid valve is provided with the pipeline between the diaphragm pump 3 and slurry buffer tank 1
2。
Further, 14 top of finished product slurry storage tank is connected with nitrogen inlet, the finished product slurry storage tank
Vacuum valve 13 is connected with 14 side walls.
The operation principle of the utility model is as follows：9 size of first layer strainer is 100 mesh in present embodiment, and the second layer is filtered
10 size of net is 150 mesh, and 11 size of third layer strainer is 200 mesh, three layers of strainer from top to bottom by strainer mesh number size by it is low to
Height is arranged in order, and every layer of strainer upper end is equipped with reflux line, and the reflux line other end is connected with slurry buffer tank 1；In addition, mistake
5 upper end of filter is provided with feed inlet, agitating paddle 6, nitrogen inlet 7 and pressure gauge 8, and bottom is provided with nitrogen inlet 7, stirs
The scraper plate that 6 bottom of paddle is polytetrafluoroethylene (PTFE) material, scraper plate and 9 joint of first layer strainer are mixed, nitrogen inlet is gases used to be
Nitrogen.In the whole filtration system, it is attached between each components/systems by pipeline, and be attached using clip
It is fixed.
The pulp of lithium ion battery filter system arrangement, while suitable for lithium ion cell positive and cathode size
Filtering.In use, first closing the air inlet and reflux line 12 of filter 5 and finished product slurry storage tank 14, open between the two
Solenoid valve on pipeline, at the same time, starts diaphragm pump 3 and agitating paddle 6, and opens vacuum valve 13 and vacuumized, slurry by
Slurry buffer tank 1 enters filter through diaphragm pump 3, passes sequentially through first layer filter screen 9, second layer filter screen 10 and third layer mistake
Strainer 11, enters in finished product slurry storage tank 14.In the process, filter 5 and finished product slurry storage tank 14 are in negative pressure
State, can go out the bubble being mixed into slurry well.During use, blocked if there is filter screen, i.e., pressure gauge 8 is read
Number is unchanged, closes vacuum valve 13 and diaphragm pump 3 in time, and opens the nitrogen intake valve of 5 top and bottom of filter, will filter
The slurry of 5 bottom of device is sent in finished product slurry tank 14, online lower floor's pressure to be filtered and filter 5 and finished product slurry storage tank
After pressure balance between 14, the solenoid valve on feed back pipeline 12 is opened, treats that the backflow of slurry between each layer filter screen finishes
Afterwards, filter screen is replaced and cleaned.
Although the foregoing describing specific embodiment of the present utility model, those skilled in the art should manage
Solution, these are merely illustrative of, and various changes or modifications can be made to present embodiment, without departing from the original of the utility model
Reason and essence, the scope of protection of the utility model are only limited by the claims that follow.
Claims (5)
1. a kind of pulp of lithium ion battery effective filter, including slurry buffer tank, it is characterised in that：The slurry buffer tank
It is connected by slurry transport pipe with filter top end, filter screen is provided with the filter, the filter wall passes through
Reflux line is connected with slurry buffer tank, and the filter lower end is connected by pipeline with finished product slurry storage tank.
A kind of 2. pulp of lithium ion battery effective filter described in accordance with the claim 1, it is characterised in that：The filter screen
Including spaced first layer filter screen, second layer filter screen and third layer filter screen, above the first layer filter screen, the
It is respectively arranged with side wall between one layer of filter screen and second layer filter screen, between second layer filter screen and third layer filter screen
Reflux line.
A kind of 3. pulp of lithium ion battery effective filter described in accordance with the claim 2, it is characterised in that：The first layer
Agitating paddle is provided with above filter screen, the agitating paddle bottom is the scraper plate of polytetrafluoroethylene (PTFE) material, and scraper plate is filtered with first layer
Joint is netted, the filter top end is provided with nitrogen inlet and pressure gauge, the filter below the third layer filter screen
Nitrogen inlet is provided with side wall.
A kind of 4. pulp of lithium ion battery effective filter described in accordance with the claim 1, it is characterised in that：The slurry delays
Deposit tank by pipeline with diaphragm pump to be connected, the diaphragm pump is connected by slurry transport pipe-and-filter phase top, institute
State and be provided with solenoid valve on the pipeline between diaphragm pump and slurry buffer tank.
A kind of 5. pulp of lithium ion battery effective filter described in accordance with the claim 1, it is characterised in that：The finished pulp
Material storage upper end is connected with nitrogen inlet, and vacuum valve is connected with the finished product slurry storage tank side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048985.0U CN207253865U (en) | 2017-08-22 | 2017-08-22 | A kind of pulp of lithium ion battery effective filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721048985.0U CN207253865U (en) | 2017-08-22 | 2017-08-22 | A kind of pulp of lithium ion battery effective filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207253865U true CN207253865U (en) | 2018-04-20 |
Family
ID=61926064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721048985.0U Active CN207253865U (en) | 2017-08-22 | 2017-08-22 | A kind of pulp of lithium ion battery effective filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207253865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523361A (en) * | 2019-09-09 | 2019-12-03 | 西安近代化学研究所 | A kind of passivation of aluminium fluoropolymer mechanical activation energetic material and filter device |
-
2017
- 2017-08-22 CN CN201721048985.0U patent/CN207253865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523361A (en) * | 2019-09-09 | 2019-12-03 | 西安近代化学研究所 | A kind of passivation of aluminium fluoropolymer mechanical activation energetic material and filter device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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. |
|
| 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: Zhongchuangxin Aviation 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: AVIC lithium Technology Co.,Ltd. Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province Patentee before: AVIC lithium Technology Co.,Ltd. |