CN107931237A - Ternary precursor material is pneumatically dehydrated washing facility - Google Patents
Ternary precursor material is pneumatically dehydrated washing facility Download PDFInfo
- Publication number
- CN107931237A CN107931237A CN201711352824.5A CN201711352824A CN107931237A CN 107931237 A CN107931237 A CN 107931237A CN 201711352824 A CN201711352824 A CN 201711352824A CN 107931237 A CN107931237 A CN 107931237A
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- China
- Prior art keywords
- washing
- tank body
- filter cloth
- tank
- ternary precursor
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- Granted
Links
- 238000005406 washing Methods 0.000 title claims abstract description 69
- 239000000463 material Substances 0.000 title claims abstract description 59
- 239000002243 precursor Substances 0.000 title claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000018044 dehydration Effects 0.000 claims abstract description 7
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 7
- 239000012065 filter cake Substances 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 9
- 239000003351 stiffener Substances 0.000 claims description 9
- 230000000740 bleeding effect Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 229920004933 Terylene® Polymers 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims description 2
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 2
- 239000003518 caustics Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000012535 impurity Substances 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000010406 cathode material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910017095 Ni0.6Mn0.2Co0.2 Inorganic materials 0.000 description 1
- 229910005800 NiMnCo Inorganic materials 0.000 description 1
- 241000283080 Proboscidea <mammal> Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
- B01D29/84—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
- B01D29/843—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating by direct contact with a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention proposes that a kind of ternary precursor material is pneumatically dehydrated washing facility, including stent and washing tank, and washing tank includes head cover, tank body, combination filter cloth net and bottom cover, charging and water inlet, press filtration air inlet are provided with head cover；Tangential admission pipe is provided with tank body；Discharge opeing and blowback intake valve are provided with bottom cover；By upper and lower two layers of silk screen and among it, folded filter cloth forms the combination filter cloth net.The method that the present invention also proposes the application equipment.Material in the three tunnel compressed air agitator treating tanks that two-way tangential admission mouth on tank body collects with the blowback intake valve on bottom cover, forms turbulent condition, improves detersive efficiency and effect.The various connecting tubes of special pneumatic dehydration washing facility proposed by the present invention are connected using quick coupling, easy to fast assembling-disassembling, press filtration and washing use discrete intake method, the compressed air of blowback intake valve on bottom cover can smash material filter cake to pieces and clean filter cloth, it can be achieved that the quick continuous several times washing of material.
Description
Technical field
The invention belongs to field of chemical equipment, and in particular to it is a kind of for lithium ion battery electrode material production washing with
Solid-liquid separating equipment and its method for application.
Background technology
Lithium ion battery tertiary cathode material has the advantages that cost is low, energy density is high, is widely used in digital production
Product, energy storage, electric automobile field.Lithium ion battery with the presoma production process of tertiary cathode material, it is necessary to fully wash
Residual acid and cation impurity, now widely used washing and filter pressing equipment are the entirety that can not be split, and inside was carried out with filter cloth
Filter, when cleaning, need to be manually entered tank interior and pull down filter cloth, and inconvenient, low production efficiency, there is an urgent need for more efficient for manufacturing enterprise
Washing facility.Patent CN202237454U proposes a kind of ternary precursor washing press, takes whole cylinder rotation simultaneously
Set and stop that rod makes material break the equipment that the method for block is washed, whole cylinder rotation washing does not require nothing more than power configuration increasing
Greatly, and washing effect is bad if rotating speed is too low, and rotating speed too Gao Ze easily makes Machinery Ministry since the dynamic balancing of cylinder is too poor
Divide and produce failure damage.
The content of the invention
For shortcoming existing for this area, the purpose of the present invention is to propose to a kind of ternary cathode material of lithium ion battery
Persursor material production process in the pneumatic dehydration washing facility that uses.
Second object of the present invention is the method for proposing the application pneumatic dehydration washing facility.
To realize that the technical solution of above-mentioned purpose of the present invention is：
A kind of ternary precursor material is pneumatically dehydrated washing facility, including stent and washing tank；
The washing tank includes head cover, tank body, combination filter cloth net and bottom cover, and the top of tank body connects the head cover, bottom
The bottom cover is connected, combination filter cloth net is arranged on the position of tank body and bottom cover engagement；
Charging and water inlet, press filtration air inlet, air bleeding valve are provided with the head cover；Be provided with the tank body tangentially into
Tracheae；By upper and lower two layers of silk screen and among it, folded filter cloth forms the combination filter cloth net；Discharge opeing is provided with the bottom cover
And blowback intake valve；
Further, resistance to compression stiffener plate is both provided with tank base and bottom cover, for compressing the combination filter cloth net,
On the one hand multilayer filter cloth can be used to prevent from wearing filter during press filtration, on the other hand prevents the compressed air that bottom is blown into from making combination filter cloth
Net deformation.
Preferably, the silk screen is the stainless steel cloth of φ 2-3mm, is welded with steel flange on silk screen, with tank body and
Bottom cover is locked by bolt；The filter cloth is terylene or polypropylene non-woven fabric, and the filter cloth number of plies is 1-5 layers.
Wherein, the upper opening of the tank body is discharge port；The head cover is connected with tank body by fast-assembling bolt and sealed out
Material mouth；Safety valve and pressure gauge are provided with the tank skin of the tank body.
It is highly preferred that the tank body is closes up on cylindrical type, the dischargeable capacity of tank body is 1~10m3, diameter:High=1:1
~1.2, with ensure wash when equipment stability, as far as possible reduce device height, easy to draw operation；The tangential admission pipe
Have two, be symmetricly set on the tank skin of tank body, with the distance for combining filter cloth net be tank body height 7~10%, to carry
The compressed air-driven material that liter tangential admission pipe is blown into rotating effect in tank body.
Wherein, the charging simultaneous water inlet, discharge opeing and blowback intake valve, press filtration air inlet, tangential admission pipe, air bleeding valve are equal
It is connected with hose.
Wherein, the tank wall is connected with two shafts of radial symmetric, and the shaft is placed on branch by bearing block
On frame, the shaft, which is connected with motor, can drive tank body to make 180 ° of rotations.
The method for being pneumatically dehydrated washing facility using the ternary precursor material, including operation：
Two-way tangential admission collects with being reversely blown into three tunnel compressed airs of air inlet from bottom cover in washing tank on tank body, shape
Into rotating turbulent condition, the wash agitation to ternary precursor material is realized；
Compressed air is passed through from the press filtration air inlet on head cover, realizes the press filtration to ternary precursor material；
When water filling is washed again, compressed air is blown into from the discharge opeing on bottom cover and blowback intake valve, is realized to after press filtration
The stripping of filter cake and smash to pieces.
The method, further comprises step：
(1) first lock head cover and connect all hoses, add material and water to be washed from charging and water inlet, expect water weight ratio
For 1:1.5~5；
(2) compressed air, agitator treating material 5~60 minutes are blown into from tangential admission pipe and three tunnels of bottom point；
(3) compressed air stirring is closed, opens discharge opeing and blowback intake valve discharge opeing, and compression sky is blown into from press filtration air inlet
Air pressure is filtered, and material is fully dehydrated；
(4) after press filtration, water filling, washing, press filtration again, so washing material 2-5 times repeatedly.
Preferably, also added with builder in the water that step (1) adds, builder is that quality is water quality 001~0.5 ‰
Sodium hydroxide solution (then no longer adds builder) when subsequently washing repeatedly.
Further, when discharging after completed washings, whole hoses is first pulled down and open head cover, started motor rotation, make
Discharge mouth down, releases material after washing, while is blown into compressed air by discharge opeing and blowback intake valve, makes discharging complete.
The beneficial effects of the present invention are：
The various connecting tubes of special pneumatic dehydration washing facility proposed by the present invention are connected using quick coupling, easy to fast
Speed dismounting, press filtration and washing use discrete intake method, and combination filter cloth net is readily disassembled, convenient for washing, and overhaul of the equipments is convenient,
Easy to continuous production.
During using this equipment for washing, what the two-way tangential admission mouth on tank body collected with the blowback intake valve on bottom cover
Material in three tunnel compressed air agitator treating tanks, forms turbulent condition, lifts washing effect；The compressed air come in from head cover
Filter-press dehydration is carried out to the material after washing；The compressed air being blown into from bottom can blend the material filter cake that is formed after press filtration and clear
Filter wash cloth.The washing of material continuous several times can be achieved, improve production efficiency and the quality of ternary material.This method can be economized on
Water, reduces energy consumption, improves production efficiency.
Brief description of the drawings
Fig. 1 is the structure diagram that ternary precursor material of the present invention is pneumatically dehydrated washing facility.
Fig. 2 is the top view of symmetrically arranged two-way tangential admission pipe on tank wall.
Fig. 3 is resistance to compression stiffener plate structure diagram.
Fig. 4 is resistance to compression stiffener plate top view.
Fig. 5 is combination filter cloth web frame schematic diagram.
Fig. 6 is combination filter cloth net top view.
In figure, 1 is tank body, and 2 be shaft, and 3 be bearing block, and 4 be stent, and 5 be tank body resistance to compression stiffener plate, and 6 resist for bottom cover
Stiffener plate is pressed, 7 be combination filter cloth net, and 701 be upper silk screen protection board, and 702 be filter cloth, and 703 be lower silk screen protection board, and 8 be row
Liquid and blowback intake valve, 9 be tangential admission pipe, and 10 be engine base, and 11 be motor, and 12 be worm decelerating machine, and 13 be shaft coupling, and 14 are
Pressure gauge, 15 be charging and water inlet, and 16 be air bleeding valve, and 17 be press filtration air inlet, and 18 be head cover, and 19 be safety valve, and 20 be bottom
Lid.
Embodiment
Illustrate the present invention below by most preferred embodiment.Those skilled in the art institute it should be understood that, embodiment is only used for
Illustrate rather than for limiting the scope of the invention.
In embodiment, unless otherwise instructed, used means are technological means known in those skilled in the art.
Embodiment 1：
A kind of ternary precursor material is pneumatically dehydrated washing facility, including the tank body 1 of head cover 18, cylinder, combination filter cloth
Net 7, bottom cover 20 and stent；Combination filter cloth net is arranged on the position of tank body and bottom cover engagement.
Referring to Fig. 1, head cover 18 is bolted fixation with the top of tank body 1 by fast-assembling；Bottom cover 20, combination filter cloth net 7 and tank
Fixation is bolted in 1 bottom of body, facilitates disassembly, cleaning filter cloth.
The diameter phi 1.5m of tank body 1, high 1.6m, the tangential admission pipe 9 on tank body 1 and discharge opeing and blowback air inlet on bottom cover
8 three tunnel compressed air of valve is collected in washing tank for stirring power.
Referring to Fig. 2, the tangential admission pipe 9 has two, is symmetricly set on tank wall, is 25 stainless steel tubes of Φ.Tangentially
Air inlet pipe 9 is positioned at combination filter cloth on the net at side 15cm.
Referring to Fig. 3, Fig. 4, be respectively arranged with combination filter cloth is online positioned at tank base resistance to compression stiffener plate 5 and be located at
Resistance to compression stiffener plate 6 on bottom cover, the arrangement of stiffener plate sphere of movements for the elephants shape, δ=12mm, spacing 50mm, for compressing described group
Close filter cloth net；Referring to Fig. 5, Fig. 6, the combination filter cloth net combined by folder multilayer filter clothes among 2 layers of φ 3mm stainless steel cloths and
Into two layers of stainless steel cloth is respectively upper silk screen protection board 701, lower silk screen protection board 703, and 20 × 20mm of size of mesh opening, is welded
Steel flange is connected to lock by bolt with tank body and bottom cover；Middle filter cloth 702 is polypropylene non-woven fabric, and the filter cloth number of plies is
3 layers.
The upper opening of the tank body 1 is discharge port, and head cover 18 is fixed on tank body by fast-assembling bolt and seals discharge port.
The size of the head cover 18 is 350 × 25mm of Φ, and charging and water inlet 15, press filtration air inlet 17, air bleeding valve are provided with head cover
16,；Safety valve 19 and pressure gauge 14, safety valve set pressure 0.8MPa are provided with the tank wall.
Discharge opeing and blowback intake valve 8, air bleeding valve 16 are DG25 stainless steel ball valves；The charging and water inlet 15, discharge opeing are simultaneous
Blowback intake valve 8, press filtration air inlet 17, tangential admission pipe 9, air bleeding valve 16 are connected with hose.
The tank wall is connected with two shafts 2 of radial symmetric, shaft diameter φ 100mm, and the shaft 2 passes through axis
Bearing 3 is placed on stent 4, and the shaft 2 is connected with motor 11 by shaft coupling 13.Worm decelerating machine is provided with motor 11
12.The engine base 10 of motor is also secured on stent 4, and unit can drive tank body to make 180 ° of rotations.
The method of washing facility, including step are pneumatically dehydrated using this ternary precursor material：
(1) first lock head cover and connect all hoses, add material and water to be washed from charging and water inlet, expect water weight ratio
For 1:1.5~5；
(2) it is blown into compressed air agitator treating material 5~60 minutes from tangential admission pipe and three tunnels of bottom point；
(3) after washing, compressed air stirring is closed, opens discharge opeing and blowback intake valve discharge opeing, and from press filtration air inlet
Mouth, which is blown into compressed air press filtration, makes material fully be dehydrated；
(4) after press filtration, water filling, washing, press filtration again, so washing material 2~5 times repeatedly.
When discharging after completed washings, first pull down whole hoses and open head cover, start motor rotation, make discharge port court
Under, material after washing is released, while compressed air is blown into by discharge opeing and blowback intake valve 8, make discharging complete.
In this specific implementation, material to be washed is using sulfate as raw material, and sodium hydroxide solution is precipitating reagent, is closed by liquid phase
Into ternary precursor material 800kg, Exemplary chemical composition is：NiMnCo(OH)6, major impurity content is：SO4 2+3.1%
Wt., Na+1.8%wt..
The material water weight ratio of washing is 1:1.5, the pressure of compressed air is 0.6MPa, flow is tangential admission 6m3/ small
When, bottom inflow 2m3/ hour, washing 10 minutes, are washed 3 times repeatedly every time.
Material water ratio 15.3% after washing, analysis wherein major impurity content：SO4 2+For 720ppm, Na+For 61ppm.
Embodiment 2：
One kind is pneumatically dehydrated washing facility, tank body 1 diameter 1.8m, high 2m for ternary precursor material.Other set same
Embodiment 1.
Take using sulfate as raw material, sodium hydroxide solution is precipitating reagent, by the ternary precursor material of liquid phase synthesis with
The mixture 3500kg of water, wherein aqueous 2000kg, Exemplary chemical composition are：Ni0.6Mn0.2Co0.2(OH)2, major impurity content
For：SO4 2+3.2%wt., Na+1.9%wt..
The washing operation step that washing facility is pneumatically dehydrated using the ternary precursor material is as follows：
First pretreatment dehydration：Locking head cover simultaneously connects all hoses, and add material to be washed from charging and water inlet mixes with water
Compound 3500kg, opens discharge opeing and blowback intake valve discharge opeing, and is blown into compressed air press filtration from press filtration air inlet and is fully dehydrated.
(1) water filling 2000kg, it is builder that the 1st time adds 10%wt.NaOH solution 2L when washing；
(2) compressed air is opened, compressed air agitator treating material is blown into from tangential admission pipe and three tunnels of bottom point, compresses
The pressure of air is 0.6MPa, and flow is tangential admission 12m3/ hour, bottom inflow 3m3/ hour, washs 20 minutes；
(3) after washing, compressed air stirring is closed, opens tapping valve discharge opeing, and compression is blown into from press filtration air inlet
Air press filtration is fully dehydrated；
(4) after press filtration, water filling, washing, press filtration again, so washing material 4 times repeatedly.
(5) when discharging after washing, whole hoses is first pulled down and open head cover, started motor and rotate 180 °, make discharging
Mouth down, releases material after washing, while is blown into reverse compression air by discharge opeing and blowback intake valve 8, makes discharging complete.
Material water ratio 15.1% after washing, analysis wherein major impurity content are：SO4 2+65ppm, Na+58ppm。
More than embodiment be only the preferred embodiment of the present invention is described, not to the scope of the present invention into
Row limits, on the premise of design spirit of the present invention is not departed from, technical side of this area ordinary skill technical staff to the present invention
The all variations and modifications that case is made, should all fall into the protection domain that claims of the present invention determines.
Claims (10)
1. a kind of ternary precursor material is pneumatically dehydrated washing facility, it is characterised in that including stent and washing tank；
The washing tank includes head cover, tank body, combination filter cloth net and bottom cover, and the top of tank body connects the head cover, bottom connection
The bottom cover, combination filter cloth net are arranged on the position of tank body and bottom cover engagement；
Charging and water inlet, press filtration air inlet, air bleeding valve are provided with the head cover；Tangential admission is provided with the tank body
Pipe；By upper and lower two layers of silk screen and among it, folded filter cloth forms the combination filter cloth net；It is simultaneous that discharge opeing is provided with the bottom cover
Blowback intake valve.
2. ternary precursor material according to claim 1 is pneumatically dehydrated washing facility, it is characterised in that tank base and
Resistance to compression stiffener plate is both provided with bottom cover, for compressing the combination filter cloth net.
3. ternary precursor material according to claim 1 is pneumatically dehydrated washing facility, it is characterised in that the silk screen is
The stainless steel cloth of φ 2-3mm, is welded with steel flange on silk screen, is locked with tank body and bottom cover by bolt；The filter cloth
For terylene or polypropylene non-woven fabric, the filter cloth number of plies is 1-5 layers.
4. ternary precursor material according to claim 1 is pneumatically dehydrated washing facility, it is characterised in that the tank body
Upper opening is discharge port；The head cover is connected with tank body by fast-assembling bolt and seals discharge port；On the tank skin of the tank body
It is provided with safety valve and pressure gauge；
The tangential admission pipe has two, is symmetricly set on the tank skin of tank body, is tank body with the distance for combining filter cloth net
The 7~10% of height.
5. ternary precursor material according to claim 1 is pneumatically dehydrated washing facility, it is characterised in that the charging is simultaneous
Water inlet, discharge opeing and blowback intake valve, press filtration air inlet, tangential admission pipe, air bleeding valve are connected with hose.
6. washing facility is pneumatically dehydrated according to claim 1-5 any one of them ternary precursor materials, it is characterised in that institute
Two shafts that tank wall is connected with radial symmetric are stated, the shaft is placed on stent by bearing block, and the shaft connects
Being connected to motor can drive tank body to make 180 ° of rotations.
7. the method for being pneumatically dehydrated washing facility using claim 1-6 any one of them ternary precursor materials, its feature
It is, including operation：
Two-way tangential admission collects with being reversely blown into three tunnel compressed airs of air inlet from bottom in washing tank on tank body, forms rotation
The turbulent condition turned, realizes the wash agitation to ternary precursor material；
Compressed air is passed through from head cover, realizes the filter-press dehydration to ternary precursor material；
When water filling is washed again, the compressed air that is blown into from the blowback intake valve of bottom cover, realizes the stripping of the filter cake formed to press filtration
From with smash to pieces and clean filter cloth.
8. the method according to the description of claim 7 is characterized in that including step：
(1) first lock head cover and connect all hoses, add material and water to be washed from charging and water inlet, material water weight ratio is 1:
1.5~5；
(2) compressed air, agitator treating material 5~60 minutes are blown into from tangential admission pipe and three tunnels of bottom point；
(3) compressed air stirring is closed, opens discharge opeing and blowback intake valve discharge opeing, and compressed air pressure is blown into from press filtration air inlet
Filter, makes material fully be dehydrated；
(4) after press filtration, water filling, washing, press filtration again, so washing material 2-5 times repeatedly.
9. according to the method described in claim 8, it is characterized in that, also added with builder, builder in the water that step (1) adds
For weak caustic solution, builder is the sodium hydroxide solution that quality is water quality 0.01~0.5 ‰.
10. according to claim 7~9 any one of them method, it is characterised in that when discharging after completed washings, first pull down
Whole hoses simultaneously open head cover, start motor rotation, make discharge port downward, release material after washing, while simultaneous anti-by discharge opeing
Blow into air valve and be blown into compressed air, make discharging complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352824.5A CN107931237B (en) | 2017-12-15 | 2017-12-15 | Pneumatic dehydration washing equipment for ternary precursor material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711352824.5A CN107931237B (en) | 2017-12-15 | 2017-12-15 | Pneumatic dehydration washing equipment for ternary precursor material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107931237A true CN107931237A (en) | 2018-04-20 |
| CN107931237B CN107931237B (en) | 2024-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711352824.5A Active CN107931237B (en) | 2017-12-15 | 2017-12-15 | Pneumatic dehydration washing equipment for ternary precursor material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465282A (en) * | 2018-05-31 | 2018-08-31 | 浙江东瓯过滤机制造有限公司 | A kind of short grained filtration wash unit of ternary precursor and its filtration washing technique |
| CN109481970A (en) * | 2018-11-16 | 2019-03-19 | 徐福云 | Environment-friendly type for bio-pharmaceuticals isolates and purifies filter device |
| CN115155150A (en) * | 2022-07-29 | 2022-10-11 | 江苏切沃过滤技术有限公司 | Turnover type filtering device |
| CN116020808A (en) * | 2022-02-11 | 2023-04-28 | 陈惠玲 | Novel washing equipment and washing device for powdery material and slurry |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2469968Y (en) * | 2000-11-23 | 2002-01-09 | 天津大学 | Filtering-washing integrated apparatus for preparing mesophase carbon microballs |
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| CN109481970A (en) * | 2018-11-16 | 2019-03-19 | 徐福云 | Environment-friendly type for bio-pharmaceuticals isolates and purifies filter device |
| CN109481970B (en) * | 2018-11-16 | 2019-05-28 | 徐福云 | Environment-friendly type for bio-pharmaceuticals isolates and purifies filter device |
| CN116020808A (en) * | 2022-02-11 | 2023-04-28 | 陈惠玲 | Novel washing equipment and washing device for powdery material and slurry |
| CN116020808B (en) * | 2022-02-11 | 2024-03-15 | 陈惠玲 | Novel washing equipment and washing device for powdery material and slurry |
| CN115155150A (en) * | 2022-07-29 | 2022-10-11 | 江苏切沃过滤技术有限公司 | Turnover type filtering device |
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Application publication date: 20180420 Assignee: GEJIU SHENGBIHE INDUSTRIAL Co.,Ltd. Assignor: BEIJING SUPERHOO TECHNOLOGY CO.,LTD. Contract record no.: X2022440020006 Denomination of invention: Pneumatic dehydration and washing equipment for ternary precursor materials License type: Exclusive License Record date: 20220629 |
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