CN209646904U - A kind of lithium battery diaphragm coating slurry feed back material feeding jar - Google Patents
A kind of lithium battery diaphragm coating slurry feed back material feeding jar Download PDFInfo
- Publication number
- CN209646904U CN209646904U CN201821872198.2U CN201821872198U CN209646904U CN 209646904 U CN209646904 U CN 209646904U CN 201821872198 U CN201821872198 U CN 201821872198U CN 209646904 U CN209646904 U CN 209646904U
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- CN
- China
- Prior art keywords
- tank body
- side tank
- material feeding
- lithium battery
- feeding jar
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- 239000000463 material Substances 0.000 title claims abstract description 54
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 38
- 239000006255 coating slurry Substances 0.000 title claims abstract description 34
- 239000002002 slurry Substances 0.000 claims abstract description 94
- 239000006185 dispersion Substances 0.000 claims abstract description 15
- 238000004064 recycling Methods 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 16
- 239000010935 stainless steel Substances 0.000 claims description 16
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 12
- 239000002699 waste material Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- 239000004677 Nylon Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 7
- 239000002518 antifoaming agent Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010992 reflux Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Abstract
A kind of lithium battery diaphragm coating slurry feed back material feeding jar, including tank body on the left of recycling material feeding jar, right side tank body, for carrying out the vacuum pump of vacuumize process to recycling material feeding jar, the used new slurry feed inlet of new slurry and reflux slurry pass through slurry feedback outlet and squeeze into the slurry homogenizing plate through slurry unhurried current dispersion layer after recycling material feeding jar respectively, it is shunted and is flowed, bubble, which is flowed to, by porous layer board group intercepts filter layer, it is filtered by intercepting, bubble rests on bubble and intercepts filter layer, pass through negative pressure of vacuum de-bubble, slurry flows in slurry funnel, converge inflow left side tank body helical duct center, by channel to discharge port, into right side tank body feed inlet, using right side tank body helical duct, it is got from channel center through discharge port.Simple, easy to operate, the good maintenance of the utility model structure, defoaming effectiveness are high, are defoamed without using defoaming agent, reduce production cost, avoid because defoaming agent brings the influence to lithium battery diaphragm product, improve product yield.
Description
Technical field
The utility model relates to lithium battery diaphragm paint-on technique fields, specifically, the present invention is to be related to lithium battery diaphragm
Coating slurry recycles feeding device.
Background technique
Lithium battery diaphragm coating slurry is in the process for preparation such as stirring, grinding, in the transmission process of slurry, in coating procedure
And a large amount of foam can be generated during circulating and recovering, it is difficult to defoam naturally by static in a short time.A large amount of foam
Will affect lithium battery diaphragm coating effect, cause product appearance bad, such as bubble, holiday, reduce the qualification rate of product with
And production efficiency, the coating diaphragm containing bad order will affect cell safety use after being assembled to battery.Common defoaming side
Formula is to be defoamed by adding a kind of defoaming agent, but defoam nor very thoroughly, and increase production cost.
Summary of the invention
The purpose of the utility model is to overcome the above-mentioned deficiencies of the prior art, and providing one kind, there is one kind to effectively eliminate lithium
The slurry reuse feeding scheme of battery diaphragm coating slurry foam.
In order to achieve the above object, the technical scheme is that
Tank body, right side tank body, vacuum on the left of a kind of lithium battery diaphragm coating slurry feed back material feeding jar, including recycling material feeding jar
Pump, absorption valve, the left side top of the tank are successively arranged charging dynamoelectric proportion valve, new slurry feed inlet, slurry feedback outlet, a left side
Side tank body pressure vacuum gauge, the left side tank interior are equipped with slurry unhurried current dispersion layer, across the slurry unhurried current dispersion layer
Setting bubble interception filter layer and slurry below pipeline and adsorption orifice, the adsorption orifice, which are adsorbed, equipped with left side tank body connects liquid leakage
Liquidometer is equipped on the left of bucket, the slurry funnel, lower section is equipped with left side tank body helical duct, sets on the left of the tank base of left side
There is left side tank body waste discharge mouth, right side is equipped with slurry interface；The left side tank body is communicated by lower part slurry interface with right side tank body,
The right side top of the tank is successively arranged right side tank body absorption pipeline and adsorption orifice, right side tank body pressure vacuum gauge, Butterworth Hatch, right
Side tank interior is equipped with right side tank body helical duct, the right side tank base feeding port, right side tank body waste discharge mouth.
Left observation window and right observation window are equipped in the middle part of tank body and right side tank body on the left of the feed back tank.
The left side tank body and right side tank body shape is all cylindrical shape, and material is stainless steel.
The left side tank body helical duct outermost layer lower part is communicated with right side tank body helical duct outermost layer lower part, is formed
Slurry interface.
Tank body absorption pipeline and right side tank body absorption pipeline are controlled to a vacuum pump with hose on the left of the feed back tank.
The left side tank body adsorption orifice is located at slurry unhurried current dispersion layer and bubble intercepts between filter layer.
The liquidometer can monitor the liquid level of left side tank body helical duct.
The charging dynamoelectric proportion valve is adjusted by the height of liquid level that liquidometer measures, the new slurry of charging dynamoelectric proportion valve control
Expect inlet amount.
Mouth is connected with left side tank body helical duct center under the slurry funnel.
The slurry unhurried current dispersion layer is made of more porous layers board group, the equal fluid layer on top and the unhurried current layer of lower part.
1-5 layers of equal fluid layer quantitative range of the multi-layer porous laminate, be set as cone, 5-30 ° of circular cone angular region its
Middle odd-level vertex is minimum point, and even level vertex is highest point.
The equal fluid layer bore dia range 1-10mm of the multi-layer porous laminate, percent opening 10-60%, between each laminate most
Closely-spaced 0-20mm.
The unhurried current layer number range layer 1-7 of the multi-layer porous laminate, it is plate shaped.
Diameter range 1-10mm, the percent opening 10-60% in the unhurried current layer hole of the multi-layer porous laminate, between each laminate
Minimum interval 5-20mm.
The bubble intercepts filter layer and is made of the supporting layer of the multiple filtration net on top and lower part.
The bubble intercepts 3-10 layers of the multiple filtration stratum reticulare quantitative range of filter layer, hole mesh number range 50-300
Mesh.
The multiple filtration stratum reticulare material that the bubble intercepts filter layer can be stainless steel or nylon.
It is 1-3 layers that the bubble, which intercepts filter layer (11) support layer number, and surrounding is aporate area distribution, width range
50-200mm, middle part are that hole area is to have porose area, hole mesh number range 10-50 mesh.
It is stainless steel that the bubble, which intercepts filter layer (11) supporting layer material,.
The slurry funnel (12) is conical funnel, and at center, surrounding is hole area, width model for bell mouth
Enclose 50-200mm, percent opening 50%-80%.
Slurry funnel (12) material is stainless steel.
10- is divided between the spiral layers of the left side tank body helical duct (14) and right side tank body helical duct (21)
100mm, material are stainless steel.
The right side tank body helical duct (21) is 10-100mm higher than left side tank body helical duct (14).
The type of the vacuum pump (3) is water-ring vacuum pump, reciprocating vacuum pump, rotary-vane vaccum pump, stator formula
Vacuum pump, slide-valve vacuum pump, trochoid vacuum pump, dry vacuum pump, Roots vaccum pump, molecular pump, molecular drag pump,
Compound vacuum pump, water-jet pump, gas jetpump, steam jet pump, diffusion pump any one.
It is a kind of that material feeding jar application method is recycled according to lithium battery diaphragm coating slurry, step specific as follows:
A) new slurry squeezes into left side tank body by new slurry feed inlet, and according to liquidometer signal, by feeding electronic ratio
Example valve controls slurry flow, and reflux slurry squeezes into left side tank body by slurry feedback outlet；
B) new slurry and reflux slurry flow to the equal fluid layer of slurry of slurry unhurried current dispersion layer, are shunted and are flowed, then led to
Too slow fluid layer is past to flow down；
C) slurry flows to bubble and intercepts filter layer, filters by intercepting, and bubble rests on bubble and intercepts filter layer, by true
Idling presses de-bubble；Slurry flows to slurry funnel, converges inflow left side tank body helical duct；
D) slurry enters right side tank body by slurry interface from middle the heart channel of Hang-Shaoyin channel of left side tank body helical duct；
E) then slurry passes through right side tank body helical duct, gets from channel center through discharge port.
Left side tank body helical duct (21) liquid level is no more than channel highest point.
Resulting left side tank body (1) and the vacuum degree of right side tank body (2) are consistent.
Compared with the prior art, the present invention has the following advantages: device has simple, easy to operate, the good maintenance of structure, defoaming
It is high-efficient, it does not need to be defoamed using defoaming agent, reduces production cost, avoid and lithium battery diaphragm is applied because defoaming agent is brought
The influence for covering product improves the yield of product.The device carries out de-bubble using the method for physics, reduces chemical defoaming agent pair
The influence of environment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of lithium battery diaphragm coating slurry feed back material feeding jar of the present invention.
Wherein, tank body (1), right side tank body (2), vacuum pump (3), new slurry feed inlet (4), charging on the left of recycling material feeding jar
Dynamoelectric proportion valve (5), slurry feedback outlet (6), left side tank body absorption pipeline and adsorption orifice (7-1), right side tank body absorption pipeline and
Adsorption orifice (7-2), left side tank body pressure vacuum gauge (8), absorption valve (9), slurry unhurried current dispersion layer (10), bubble intercept filtering
Layer (11), slurry funnel (12), liquidometer (13), left side tank body helical duct (14), feed back tank left side tank body observation window
(15), left side tank body waste discharge mouth (16), slurry interface (17), right side tank body pressure vacuum gauge (18), Butterworth Hatch (19), right side tank
Body observation window (20), right side tank body helical duct (21), right side tank base feeding port (22), right side tank body waste discharge mouth (23).
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.As shown in Figure 1:
It is tank body 1 on the left of a kind of lithium battery diaphragm coating slurry feed back material feeding jar, including recycling material feeding jar, right side tank body 2, true
Sky pump 3 and absorption valve.The type of vacuum pump is water-ring vacuum pump.Left side tank body 1 and 2 shape of right side tank body are all cylinder
Shape, material are stainless steel.Tank body absorption pipeline and right side tank body absorption pipeline are controlled to a vacuum pump with hose on the left of feed back tank.It is left
The new slurry feed inlet 4 at 1 top of side tank body feeds the flow of the new slurry processed of dynamoelectric proportion valve 5, slurry feedback outlet 6 into new slurry
Into feed back, left side tank body pressure vacuum gauge 8 shows vacuum degree.The left side tank body adsorption orifice 7-1 of left side tank interior is slow in slurry
It flows dispersion layer 10 and bubble intercepts between filter layer 11.Slurry unhurried current dispersion layer 10 is made of more porous layers board group, and top is
Fluid layer and lower part are unhurried current layer, wherein equal fluid layer quantitative range is 1-5 layers, preferably 3-4 layers, conical, circular cone angular region 5-
30 °, preferably 10-20 °, wherein odd-level vertex is minimum point, and even level vertex is highest point, the diameter range 1- in equal fluid layer hole
10mm, preferably 3-7mm, percent opening 10-60%, preferably 20-50%, minimum interval range 0-20mm, preferential 5-15mm between laminate；
Flow slowly layer number range layer 1-7, preferably 3-5 layers, plate shaped, the diameter range 1-10mm in layer hole of flowing slowly, preferably 3-7mm, aperture
Rate 10-60%, preferably 15-45%, minimum interval 5-20mm, preferably 10-15mm between each laminate.Bubble intercepts filter layer 11 by upper
The multiple filtration net in portion and the supporting layer of lower part are constituted, wherein 3-10 layers of multiple filtration stratum reticulare quantitative range, and preferably 5-7 layers,
Hole mesh number range 50-300 mesh, preferably 100-250 mesh, material are stainless steel or nylon, preferably stainless steel；Support layer number model
1-3 layers, preferably 2 layers are enclosed, surrounding is aporate area distribution, and width range 50-200mm, preferably 100-150mm, middle part is to have hole
Region is to have porose area, and hole mesh number range 10-50 mesh, preferably 20-40 mesh, material are stainless steel.Bubble intercepts filter layer 11
Lower section is slurry funnel 12, is conical funnel, at center, surrounding is hole area, width range 50- for bell mouth
200mm, preferably 100-150mm, percent opening 50-80%, preferably 60-70%, material are stainless steel.Under slurry funnel mouth 12 with
Tank body 1 helical duct center in left side is connected.The liquid level of the left side tank intracorporal monitoring of liquidometer 13 left side tank body helical duct 14, control
System charging 5 aperture of dynamoelectric proportion valve.Tank body 1 bottom left in left side is equipped with waste discharge mouth 16, and right side is equipped with slurry interface 17.Left side tank
Body 1 is communicated by lower part slurry interface 17 with right side tank body 2.Left side tank body helical duct 14 and right side tank body helical duct 21
Interval 1-100mm between spiral layers, preferably 30-70mm, material are stainless steel, the ratio of right side tank body helical duct 21 left side tank
Body helical duct 14 is 10-100mm high, preferably 30-70mm.Be successively arranged at the top of right side tank body 2 absorption pipeline and adsorption orifice 7-2,
Pressure vacuum gauge 18, Butterworth Hatch 19, right side tank interior are equipped with helical duct 21, right side tank base feeding port 22, right side tank
Body waste discharge mouth 23.Have in the middle part of tank body and right side tank body equipped with left observation window 15 and right observation window 20 on the left of feed back tank.
When work, step specific as follows: new slurry squeezes into left side tank body 1 by new slurry feed inlet 4, sets liquidometer 13
The liquid level upper limit, and charging dynamoelectric proportion valve 5 is adjusted, slurry flow is controlled, guarantees the liquid level of slurry in the tank body helical duct of left side
No more than channel highest point, the slurry that flows back squeezes into left side tank body 1 by slurry feedback outlet 6；New slurry and reflux slurry flow respectively
It to the equal fluid layer of slurry of slurry unhurried current dispersion layer 10, is shunted and is flowed, then flow slowly toward flowing down by slurry by unhurried current layer
Slurry is uniformly dispersed flows decrease after dispersion layer 10, expands the surface area of slurry, utilizes negative pressure of vacuum first time de-bubble；Slurry
It flows to bubble and intercepts filter layer 11, filtered by intercepting, bubble rests on bubble and intercepts filter layer, utilizes second of negative pressure of vacuum
De-bubble；Slurry flows to slurry funnel 12, converges inflow center and enters left side tank body helical duct 14, using slurry in channel
In flowing time, a small amount of bubble of residual slurry utilizes negative pressure of vacuum third time de-bubble；Slurry is from left side tank body helical duct
14 middle the heart channel of Hang-Shaoyin channel enters right side tank body 2 by slurry interface 17；Then slurry passes through right side tank body helical duct 21, utilize
The flowing time of slurry in the channel, a small amount of bubble of residual slurry utilize the 4th de-bubble of negative pressure of vacuum；Finally from channel
The heart channel of Hang-Shaoyin discharge port 22 is got.
When daily cleaning, turn off vacuum pump 3, pure water or cleaning solution is squeezed by Butterworth Hatch 19, waste liquid is by the right side after cleaning
Side tank body waste discharge mouth 23 is discharged.When recycling material feeding jar cleaning inside and maintenance, tank body upper cover is opened, successively takes out slurry unhurried current point
It dissipates layer and bubble intercepts filter layer, cleaned or replaced.
Claims (24)
1. a kind of lithium battery diaphragm coating slurry feed back material feeding jar, including tank body (1) on the left of recycling material feeding jar, right side tank body (2),
Vacuum pump (3), absorption valve (9), it is characterised in that: be successively arranged charging dynamoelectric proportion valve at the top of the left side tank body (1)
(5), new slurry feed inlet (4), slurry feedback outlet (6), left side tank body pressure vacuum gauge (8), the left side tank body (1) is internal to be set
There is slurry unhurried current dispersion layer (10), be equipped with left side tank body absorption pipeline and adsorption orifice across slurry unhurried current dispersion layer (10)
Setting bubble intercepts filter layer (11) below (7-1), the left side tank body absorption pipeline and adsorption orifice (7-1) and slurry connects liquid
Liquidometer (13) are equipped on the left of funnel (12), the slurry funnel (12), lower section is equipped with left side tank body helical duct (14),
Tank body (1) bottom left in left side is equipped with left side tank body waste discharge mouth (16), and right side is equipped with slurry interface (17)；The left side tank body
(1) it is communicated by lower part slurry interface (17) with right side tank body (2), right side tank body is successively arranged at the top of the right side tank body (2)
Pipeline and adsorption orifice (7-2), right side tank body pressure vacuum gauge (18), Butterworth Hatch (19) are adsorbed, right side tank interior is equipped with right side
Tank body helical duct (21), the right side tank base feeding port (22), right side tank body waste discharge mouth (23).
2. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that in the recycling
Left observation window (15) and right observation window (20) are equipped in the middle part of tank body (1) and right side tank body (2) on the left of batch can.
3. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the left side tank
Body (1) and right side tank body (2) shape are all cylindrical shape, and material is stainless steel.
4. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the left side tank
Body helical duct (14) outermost layer lower part is communicated with right side tank body helical duct (21) outermost layer lower part, forms slurry interface.
5. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the left side tank
Body absorption pipeline and adsorption orifice (7-1) and right side tank body absorption pipeline and adsorption orifice (7-2) are controlled to a vacuum pump with hose.
6. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the left side tank
Body absorption pipeline and adsorption orifice (7-1) are located at slurry unhurried current dispersion layer (10) and bubble intercepts between filter layer (11).
7. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the liquidometer
(13) liquid level of left side tank body helical duct can be monitored.
8. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the charging electricity
Dynamic proportioning valve (5) are adjusted by the height of liquid level that liquidometer (13) measures, and charging dynamoelectric proportion valve (5) controls new slurry inlet amount.
9. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the slurry connects
Mouth is connected with left side tank body (1) helical duct center under liquid funnel (12).
10. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the slurry
Unhurried current dispersion layer (10) is made of more porous layers board group, the equal fluid layer on top and the unhurried current layer of lower part.
11. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 10, which is characterized in that the multilayer
1-5 layers of equal fluid layer quantitative range of porous plate are set as cone, and 5-30 ° of circular cone angular region, wherein odd-level vertex is minimum
Point, even level vertex are highest point.
12. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 10, which is characterized in that the multilayer
The equal fluid layer bore dia range 1-10mm of porous plate, percent opening 10-60%, minimum interval range 0-20mm between each laminate.
13. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 10, which is characterized in that the multilayer
The unhurried current layer number range layer 1-7 of porous plate, it is plate shaped.
14. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 10, which is characterized in that the multilayer
Diameter range 1-10mm, the percent opening 10-60% in the unhurried current layer hole of porous plate, minimum interval 5-20mm between each laminate.
15. according to lithium battery diaphragm coating slurry feed back material feeding jar described in claim 1, which is characterized in that the bubble blocks
Filter layer (11) are cut to be made of the supporting layer of the multiple filtration net on top and lower part.
16. according to the lithium battery diaphragm coating slurry feed back material feeding jar described in claim 15, which is characterized in that the bubble blocks
Cut 3-10 layers of the multiple filtration stratum reticulare quantitative range of filter layer (11), hole mesh number range 50-300 mesh.
17. according to the lithium battery diaphragm coating slurry feed back material feeding jar described in claim 15, which is characterized in that the bubble blocks
The multiple filtration stratum reticulare material for cutting filter layer (11) can be stainless steel or nylon.
18. according to the lithium battery diaphragm coating slurry feed back material feeding jar described in claim 15, which is characterized in that the bubble blocks
1-3 layers of supporting layer quantitative range of filter layer (11) are cut, surrounding is aporate area distribution, and width range 50-200mm, middle part is
Hole area is to have porose area, hole mesh number range 10-50 mesh.
19. according to the lithium battery diaphragm coating slurry feed back material feeding jar described in claim 15, which is characterized in that the bubble blocks
The supporting layer material for cutting filter layer (11) is stainless steel.
20. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the slurry
Funnel (12) is conical funnel, and at center, surrounding is hole area, width range 50-200mm, percent opening for bell mouth
50%-80%。
21. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 20, which is characterized in that the slurry
Funnel (12) material is stainless steel.
22. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the left side
Interval 10-100mm between tank body helical duct (14) and the spiral layers of right side tank body helical duct (21), material are stainless
Steel.
23. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the right side
Tank body helical duct (21) is 10-100mm higher than left side tank body helical duct (14).
24. lithium battery diaphragm coating slurry feed back material feeding jar according to claim 1, which is characterized in that the vacuum
The type for pumping (3) is water-ring vacuum pump, reciprocating vacuum pump, rotary-vane vaccum pump, stator formula vacuum pump, side valve type vacuum
Pump, trochoid vacuum pump, dry vacuum pump, Roots vaccum pump, molecular pump, molecular drag pump, compound vacuum pump, water spray
Penetrate vacuum pump, gas jetpump, steam jet pump, diffusion pump any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821872198.2U CN209646904U (en) | 2018-11-14 | 2018-11-14 | A kind of lithium battery diaphragm coating slurry feed back material feeding jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821872198.2U CN209646904U (en) | 2018-11-14 | 2018-11-14 | A kind of lithium battery diaphragm coating slurry feed back material feeding jar |
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| Publication Number | Publication Date |
|---|---|
| CN209646904U true CN209646904U (en) | 2019-11-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109701831A (en) * | 2018-11-14 | 2019-05-03 | 中材锂膜有限公司 | A kind of lithium battery diaphragm coating slurry feed back material feeding jar and application method |
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2018
- 2018-11-14 CN CN201821872198.2U patent/CN209646904U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109701831A (en) * | 2018-11-14 | 2019-05-03 | 中材锂膜有限公司 | A kind of lithium battery diaphragm coating slurry feed back material feeding jar and application method |
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