CN208878974U - A kind of lithium ion battery extrusion coated slurry conveys automatically and filtration system - Google Patents
A kind of lithium ion battery extrusion coated slurry conveys automatically and filtration system Download PDFInfo
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- CN208878974U CN208878974U CN201821475065.1U CN201821475065U CN208878974U CN 208878974 U CN208878974 U CN 208878974U CN 201821475065 U CN201821475065 U CN 201821475065U CN 208878974 U CN208878974 U CN 208878974U
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- extrusion coated
- transfer tank
- lithium ion
- ion battery
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Abstract
It is conveyed automatically the utility model discloses a kind of lithium ion battery extrusion coated slurry and filtration system, including temperature control transfer cylinder, automatic dnockout subsystem, mobile transfer tank, secondary filtration subsystem and extrusion coated die head, temperature control transfer cylinder includes transfer cylinder, first agitating paddle and the first temperature sensor, automatic dnockout subsystem includes air driven pump, first primary filter, iron remover and the second primary filter, mobile transfer tank includes moving trolley, transfer tank and weighing instrument, the second agitating paddle and second temperature sensor are provided in transfer tank, secondary filtration subsystem includes sleeve, disposable element, pressure gauge, first agitating paddle and the second agitating paddle are connect with the output end of frequency converter.The utility model adjusts the revolving speed of agitating paddle by frequency converter, slurry is maintained into reasonable temperature range, guarantees the stability of slurry, further promotes the homogeneity of film, slurry weight is weighed using weighing instrument to change, and can be realized automatic, stable slurry conveying and filtering.
Description
Technical field
The utility model belongs to slurry and conveys automatically and filtration art, and in particular to a kind of lithium ion battery, which squeezes, to be applied
Cloth slurry conveys automatically and filtration system.
Background technique
Lithium ion battery is widely used to digital logical because of the advantages that it has extended cycle life, safety and environmental protection, high-energy density
Interrogate the fields such as equipment, electric tool, electric car.Coating is one of the critical process in lithium battery processing procedure, the consistency of film
Quality directly affects the electrical property and security performance of battery.Extrusion coating machine is with high-efficient, film homogeneity is good, smooth in appearance
Etc. advantages, gradually replace transfer type coating machine, become the main trend of current coating technique.It is to slurry mode of movement and product
Matter has higher requirement, cannot generate impurity, bubble and particle cluster in the process, also require conveying fast and stable, disassembles
Cleaning quickly and efficiently, is also easy to produce delaminating deposition since slurry is stood for a long time, and formation particle cluster, when coating causes pole piece
Impurity particle, scratch leakage foil, scrape band etc. it is bad.If conveying amount is unstable in coating process be easy to cause pole piece aerial density variation
Greatly, the security performance and Capacity uniformity of battery are influenced.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of lithium from
Sub- battery extrusion coating sizing-agent conveys automatically and filtration system, novel in design reasonable, adjusts transfer cylinder in by frequency converter
Slurry in transfer cylinder and transfer tank is maintained reasonable temperature range, guarantees the steady of slurry by the revolving speed for turning the agitating paddle in tank
It is qualitative, the homogeneity of film is further promoted, the transfer tank weight change that slurry is housed is weighed using weighing instrument, can be realized certainly
Dynamic, convenient, efficient, stable slurry conveying and filtering, convenient for promoting the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of lithium ion battery extrusion coated
Slurry conveys automatically and filtration system, it is characterised in that: including temperature control transfer cylinder, automatic dnockout subsystem, mobile transfer tank, two
Grade filter subsystem and extrusion coated die head, the temperature control transfer cylinder include that transfer cylinder and setting are used in the transfer cylinder
The first agitating paddle of slurry and the first temperature sensor for measuring slurry temperature are stirred, automatic dnockout subsystem includes successively
Air driven pump and iron remover on the transfer cylinder export pipeline are set, and the input terminal of iron remover is provided with the first by-pass filtration
Net, the output end of iron remover are provided with the second primary filter, and mobile transfer tank includes moving trolley and is arranged at described
For receiving after the second by-pass filtration net filtration the transfer tank of slurry and for weighing transfer tank weight change in moving trolley
Weighing instrument is provided in transfer tank for stirring after by-pass filtration the second agitating paddle of slurry and for starching after measuring by-pass filtration
The second temperature sensor of material temperature degree, secondary filtration subsystem include existing for receiving the sleeve of transfer tank output slurries, being arranged
Disposable element in the sleeve and the pressure gauge for measuring disposable element pressure data, the sleeve output
Slurry is connected to by conveying pipeline with extrusion coated die head after secondary filtration, and slurry passes through back after the secondary filtration of the sleeve output
Expects pipe is connected to transfer tank, and first agitating paddle and second agitating paddle are connect with the output end of frequency converter.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: described
One primary filter and the second primary filter are stainless steel filter screen, the mesh number of the stainless steel filter screen be 100 mesh~
200 mesh.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: in described
Turn to be provided with screw pump on the discharge pipe between tank and the sleeve, screw pump is mounted in the moving trolley.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: the set
Cylinder is stainless steel sleeve.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: described one
Secondary property filter core is polypropylene disposable element, and the polypropylene disposable element is vertically mounted on the stainless steel sleeve by clip
In cylinder, the mesh number of the polypropylene disposable element is 200 mesh.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: in described
Turn tank and embeds liquid level sensor.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: described defeated
It is provided with coating valve in expects pipe, material returning valve and diaphragm valve, coating valve, material returning valve and diaphragm valve composition are provided on the feed back pipe
Valve subsystem.
A kind of above-mentioned lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: described to squeeze
Pressure coating die head is connect by overflow pipe with the feed back pipe, and die head ball valve is provided on the overflow pipe.
Compared with the prior art, the utility model has the following advantages:
1, the utility model is by being arranged temperature control transfer cylinder and mobile transfer tank, setting in the transfer cylinder in temperature control transfer cylinder
First agitating paddle moves and the second agitating paddle is arranged in the transfer tank in transfer tank, and the first agitating paddle and the second agitating paddle pass through
Frequency converter adjusts revolving speed, and then slurry in transfer cylinder and transfer tank is maintained reasonable temperature range, while utilizing the first temperature
Slurry temperature in sensor measurement transfer cylinder is spent, using slurry temperature in second temperature sensor measurement transfer tank, protects slurry
Keep steady fixed mobility, and sedimentation is prevented to be layered, and promotes the consistency for applying film density, in addition, mobile transfer tank uses moving trolley
Transfer tank is carried, Special cleaning room is flexibly moved to when remodeling convenient for later period cleaning, dispensing area environment is avoided pollution, convenient for pushing away
It is wide to use.
2, the utility model is effectively removed by the way that automatic dnockout subsystem is arranged by iron remover and twice primary filter
The pulp particle impurity of transfer cylinder output, secondary filtration subsystem are reunited after removing transfer tank and extrusion coated die head circulation again
Composition granule guarantees that whole conveying system supply slurry meets coating demand, and reliable and stable, using effect is good.
3, the utility model is novel in design rationally, and the transfer tank weight change that slurry is housed is weighed using weighing instrument, realizes
Automatic-feeding, when slurry is less than the slurry lower limit value of setting in transfer tank, the pneumatic automatic dnockout of pump work, is starched when in transfer tank
When material reaches slurry setting upper limit value, stop feed, can be realized automatic, convenient, efficient, stable slurry conveying and filtering.
In conclusion the utility model is novel in design rationally, the stirring in transfer cylinder and transfer tank is adjusted by frequency converter
Slurry in transfer cylinder and transfer tank is maintained reasonable temperature range, guarantees the stability of slurry, further mention by the revolving speed of paddle
Rise film homogeneity, using weighing instrument weigh be equipped with slurry transfer tank weight change, can be realized it is automatic, convenient, efficient,
Stable slurry conveying and filtering, convenient for promoting the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structure connection diagram of the utility model.
Description of symbols:
1-temperature control transfer cylinder；2-automatic dnockout subsystems；2-1-air driven pump；
The first primary filter of 2-2-；2-3-iron remover；The second primary filter of 2-4-；
4-mobile transfer tanks；4-1-transfer tank；4-2-weighing instrument；
5-screw pumps；6-secondary filtration subsystems；6-1-pressure gauge；
6-2-disposable element；7-valve subsystems；7-1-coating valve；
7-2-material returning valve；7-3-diaphragm valve；8-extrusion coated die heads；
9-die head ball valves.
Specific embodiment
As shown in Figure 1, the utility model includes temperature control transfer cylinder 1, automatic dnockout subsystem 2, mobile transfer tank 4, second level
Filter subsystem 6 and extrusion coated die head 8, the temperature control transfer cylinder 1 include that transfer cylinder and setting are used in the transfer cylinder
Include in the first agitating paddle and the first temperature sensor for measuring slurry temperature, automatic dnockout subsystem 2 of stirring slurry
The air driven pump 2-1 and iron remover 2-3 being successively set on the transfer cylinder export pipeline, the input terminal of iron remover 2-3 are provided with
First primary filter 2-2, the output end of iron remover 2-3 are provided with the second primary filter 2-4, and mobile transfer tank 4 includes moving
It moves trolley and is arranged in the moving trolley for receiving the transfer tank 4- of slurry after the second primary filter 2-4 is filtered
It is provided in the 1 and weighing instrument 4-2 for weighing transfer tank 4-1 weight change, transfer tank 4-1 for being starched after stirring by-pass filtration
Second agitating paddle of material and second temperature sensor for measuring slurry temperature after by-pass filtration, secondary filtration subsystem 6 wrap
Include the sleeve for receiving transfer tank 4-1 output slurries, the disposable element 6-2 being arranged in the sleeve and for surveying
The pressure gauge 6-1 of disposable element 6-2 pressure data is measured, slurry by conveying pipeline and squeezes after the secondary filtration of the sleeve output
Coating die head 8 is pressed to be connected to, slurry is connected to by feed back pipe with transfer tank 4-1 after the secondary filtration of sleeve output, and described the
One agitating paddle and second agitating paddle are connect with the output end of frequency converter.
It should be noted that by setting temperature control transfer cylinder 1 and mobile transfer tank 4, in temperature control transfer cylinder in 1 transfer cylinder
First agitating paddle is set, the second agitating paddle, the first agitating paddle and the second stirring are set in the transfer tank 4-1 in mobile transfer tank 4
Paddle adjusts revolving speed by frequency converter, and then slurry in transfer cylinder and transfer tank is maintained reasonable temperature range, this implementation
In example, slurry temperature range is set as 25 ± 3 DEG C, while utilizing slurry temperature in the first temperature sensor measurement transfer cylinder, benefit
With slurry temperature in second temperature sensor measurement transfer tank 4-1, avoiding temperature is more than that preset slurry temperature range makes slurry
Stable mobility is kept, sedimentation is prevented to be layered, promotes the consistency for applying film density.Meanwhile mobile transfer tank 4 is using mobile small
Vehicle carries transfer tank 4-1, is flexibly moved to Special cleaning room when remodeling convenient for later period cleaning, avoids pollution dispensing area environment；
The pulp particle for effectively removing the output of transfer cylinder by iron remover 2-3 and twice primary filter in automatic dnockout subsystem 2 is miscellaneous
Matter, secondary filtration subsystem 6 remove agglomerated particle after transfer tank 4-1 and the circulation of extrusion coated die head 8 again, guarantee whole defeated
Material system supply slurry meets coating demand, setting pressure gauge 6-1 be in order to monitor disposable element 6-2 chamber pressure in real time,
It prevents disposable element 6-2 blocking from causing under feeding, without cleaning stainless steel sleeve when replacement, and is leaked without feed liquid, substantially
The reduction operation time, reliable and stable, using effect is good.
In actual use, the transfer tank 4-1 weight change that slurry is housed is weighed using weighing instrument 4-2, and then realize centering
Turn the detection of amount of slurry in tank 4-1, realizes Automatic-feeding, the gas when slurry is less than the slurry lower limit value set in transfer tank 4-1
It is dynamic to pump the automatic dnockout of 2-1 work, when slurry reaches slurry setting upper limit value in transfer tank 4-1, stops feed, can be realized certainly
Dynamic, convenient, efficient, stable slurry conveying and filtering.
In the present embodiment, the first primary filter 2-2 and the second primary filter 2-4 are stainless steel filter screen,
The mesh number of the stainless steel filter screen is 100 mesh~200 mesh.
In the present embodiment, screw pump 5, screw rod are provided on the discharge pipe between the transfer tank 4-1 and the sleeve
Pump 5 is mounted in the moving trolley.
In actual use, under the action of screw pump 5, slurry at the uniform velocity conveys after secondary filter falls agglomerated particle object
It is sprayed on collector to extrusion coated die head 8, realizes the coating process of lithium ion battery.
In the present embodiment, the sleeve is stainless steel sleeve.
In the present embodiment, the disposable element 6-2 is polypropylene disposable element, and the polypropylene disposable element is logical
It crosses clip to be vertically mounted in the stainless steel sleeve, the mesh number of the polypropylene disposable element is 200 mesh.
In the present embodiment, the transfer tank 4-1 embeds liquid level sensor.
In actual use, the purpose that transfer tank 4-1 embeds liquid level sensor is to detect transfer tank in conjunction with weighing instrument 4-2
Amount of slurry in 4-1 realizes double shielding, and slurry supply caused by avoiding weighing instrument 4-2 inaccurate is unqualified.
In the present embodiment, coating valve 7-1 is provided on the conveying pipeline, be provided on the feed back pipe material returning valve 7-2 and
Diaphragm valve 7-3, coating valve 7-1, material returning valve 7-2 and diaphragm valve 7-3 form valve subsystem 7.
In the present embodiment, the extrusion coated die head 8 is connect by overflow pipe with the feed back pipe, is set on the overflow pipe
It is equipped with die head ball valve 9.
It should be noted that opening coating valve 7-1 when carrying out continuous film, closing material returning valve 7-2 and die head ball valve
9；When intermittent mode coating or temporary stoppage, material returning valve 7-2 is opened, closes coating valve 7-1, slurry is in pipeline circulation shape
State is flow back into transfer tank 4-1 through feed back pipe；When long-term shutdown, prevents slurry in extrusion coated die head 8 from settling, open coating
Valve 7-1 and die head ball valve 9 close material returning valve 7-2, and slurry is in die head recurrent state, flow back into through overflow pipe and feed back pipe
Turn in tank 4-1, diaphragm valve 7-3 adjusts feed back pipeline slurry pressure, and compensation flap subsystem 7 starts moment output slurry flow
Stability.
When the utility model is used, slurry temperature range is preset, the first agitating paddle and second is adjusted by frequency converter
Agitating paddle rotation, and then influence slurry temperature in transfer cylinder and transfer tank, using being starched in the first temperature sensor measurement transfer cylinder
Material temperature degree, using slurry temperature in second temperature sensor measurement transfer tank 4-1, when slurry maintains in transfer cylinder and transfer tank
When within a reasonable temperature range, air driven pump 2-1 works, and the slurry in transfer cylinder 1 is successively by automatic dnockout subsystem 2, shifting
Dynamic transfer tank 4, secondary filtration subsystem 6, under the action of screw pump 5, slurry after secondary filter falls agglomerated particle object,
It is at the uniform velocity delivered to extrusion coated die head 8 to be sprayed on collector, realizes the coating process of lithium ion battery, utilize liquid level sensor
Mode in conjunction with weighing instrument 4-2 detects amount of slurry in transfer tank 4-1, realizes double shielding, carries out realization Automatic-feeding, high
Effect is stablized, and effect is good.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (8)
1. a kind of lithium ion battery extrusion coated slurry conveys automatically and filtration system, it is characterised in that: including temperature control transfer cylinder
(1), automatic dnockout subsystem (2), mobile transfer tank (4), secondary filtration subsystem (6) and extrusion coated die head (8), the control
Middle benefit gas turns cylinder (1) and includes transfer cylinder and be arranged in the transfer cylinder for stirring the first agitating paddle of slurry and for measuring
First temperature sensor of slurry temperature, automatic dnockout subsystem (2) include being successively set on the transfer cylinder export pipeline
Air driven pump (2-1) and iron remover (2-3), the input terminal of iron remover (2-3) is provided with the first primary filter (2-2), removes iron
The output end of device (2-3) is provided with the second primary filter (2-4), and mobile transfer tank (4) include moving trolley and are respectively provided with
In the moving trolley for receives the second primary filter (2-4) filter after slurry transfer tank (4-1) and for weighing
The weighing instrument (4-2) of transfer tank (4-1) weight change is provided in transfer tank (4-1) for stirring slurry after by-pass filtration
Second agitating paddle and second temperature sensor for measuring slurry temperature after by-pass filtration, secondary filtration subsystem (6) include
It sleeve, the disposable element (6-2) that is arranged in the sleeve for receiving transfer tank (4-1) output slurries and is used for
The pressure gauge (6-1) of disposable element (6-2) pressure data is measured, slurry passes through conveying after the secondary filtration of the sleeve output
Pipe is connected to extrusion coated die head (8), and slurry is connected by feed back pipe and transfer tank (4-1) after the secondary filtration of the sleeve output
Logical, first agitating paddle and second agitating paddle are connect with the output end of frequency converter.
2. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
Be: first primary filter (2-2) and the second primary filter (2-4) are stainless steel filter screen, the stainless steel
The mesh number of filter screen is 100 mesh~200 mesh.
3. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
It is: is provided on the discharge pipe between the transfer tank (4-1) and the sleeve screw pump (5), screw pump (5) is mounted on
In the moving trolley.
4. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
Be: the sleeve is stainless steel sleeve.
5. a kind of lithium ion battery extrusion coated slurry conveys and filtration system automatically according to claim 4, feature
Be: the disposable element (6-2) is polypropylene disposable element, and the polypropylene disposable element is vertically pacified by clip
In the stainless steel sleeve, the mesh number of the polypropylene disposable element is 200 mesh.
6. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
Be: the transfer tank (4-1) embeds liquid level sensor.
7. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
It is: is provided with coating valve (7-1) on the conveying pipeline, is provided with material returning valve (7-2) and diaphragm valve (7- on the feed back pipe
3) valve (7-1), material returning valve (7-2) and diaphragm valve (7-3) composition valve subsystem (7), are coated with.
8. a kind of lithium ion battery extrusion coated slurry described in accordance with the claim 1 conveys automatically and filtration system, feature
Be: the extrusion coated die head (8) is connect by overflow pipe with the feed back pipe, and die head ball valve is provided on the overflow pipe
(9)。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821475065.1U CN208878974U (en) | 2018-09-10 | 2018-09-10 | A kind of lithium ion battery extrusion coated slurry conveys automatically and filtration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821475065.1U CN208878974U (en) | 2018-09-10 | 2018-09-10 | A kind of lithium ion battery extrusion coated slurry conveys automatically and filtration system |
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| CN208878974U true CN208878974U (en) | 2019-05-21 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302936A (en) * | 2019-07-30 | 2019-10-08 | 山东九章膜技术有限公司 | A kind of coating apparatus and coating process of ultrafiltration diaphragm |
| CN111203370A (en) * | 2020-02-25 | 2020-05-29 | 深圳吉阳智能科技有限公司 | Spiral circulation stirring processing integrated system for lithium ion battery slurry |
| CN112376311A (en) * | 2020-10-30 | 2021-02-19 | 王少花 | Paper making machine |
| CN113209714A (en) * | 2021-05-21 | 2021-08-06 | 安徽天科泰新能源有限公司 | Dynamic filtering automatic feeding system and feeding method |
| CN113510056A (en) * | 2021-09-14 | 2021-10-19 | 溧阳卓越新材料科技有限公司 | Feeding device of coating barrel, automatic feeding method and coating detection method |
| CN116510587A (en) * | 2023-06-29 | 2023-08-01 | 江苏时代新能源科技有限公司 | Gravure paste system and gravure paste circulation method |
-
2018
- 2018-09-10 CN CN201821475065.1U patent/CN208878974U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302936A (en) * | 2019-07-30 | 2019-10-08 | 山东九章膜技术有限公司 | A kind of coating apparatus and coating process of ultrafiltration diaphragm |
| CN111203370A (en) * | 2020-02-25 | 2020-05-29 | 深圳吉阳智能科技有限公司 | Spiral circulation stirring processing integrated system for lithium ion battery slurry |
| CN111203370B (en) * | 2020-02-25 | 2024-02-06 | 深圳吉阳智能科技有限公司 | Spiral circulation stirring processing integrated system for lithium ion battery slurry |
| CN112376311A (en) * | 2020-10-30 | 2021-02-19 | 王少花 | Paper making machine |
| CN113209714A (en) * | 2021-05-21 | 2021-08-06 | 安徽天科泰新能源有限公司 | Dynamic filtering automatic feeding system and feeding method |
| CN113510056A (en) * | 2021-09-14 | 2021-10-19 | 溧阳卓越新材料科技有限公司 | Feeding device of coating barrel, automatic feeding method and coating detection method |
| CN116510587A (en) * | 2023-06-29 | 2023-08-01 | 江苏时代新能源科技有限公司 | Gravure paste system and gravure paste circulation method |
| CN116510587B (en) * | 2023-06-29 | 2023-12-29 | 江苏时代新能源科技有限公司 | Gravure paste system and gravure paste circulation method |
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