CN105080376A - Suspension and colloid preparation method, and apparatus system and application thereof - Google Patents
Suspension and colloid preparation method, and apparatus system and application thereof Download PDFInfo
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- CN105080376A CN105080376A CN201410223109.1A CN201410223109A CN105080376A CN 105080376 A CN105080376 A CN 105080376A CN 201410223109 A CN201410223109 A CN 201410223109A CN 105080376 A CN105080376 A CN 105080376A
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Abstract
The invention relates to a suspension and colloid preparation method, and an apparatus system and an application thereof. The suspension and colloid preparation method comprises the following steps: 1, sending a solvent to a pre-dispersion system through a quantified conveying system; 2, carrying out online addition of a powdery material to the pre-dispersion system with the solvent to make the solvent and the powdery material form a pre-dispersed suspension and colloid in the pre-dispersion system, and sending the pre-dispersed suspension and colloid to an intermediate storage system; 3, sending the pre-dispersion suspension and colloid in the intermediate storage system to a high speed dispersion system, carrying out high speed dispersion, and sending the high speed dispersed suspension and colloid to a cooling and pre-defoaming system; and 4, carrying out filtering purification on the obtained suspension and colloid, and carrying out vacuum defoaming to obtain finished suspension and colloid. The method allows the nanometer powdery material suspension and colloid to be effectively prepared, can thoroughly eliminate aggregates in the nanometer powdery material suspension, and allows the obtained suspension and colloid to be stable and uniform.
Description
Technical field
The present invention relates to the technical field of suspension and colloid, specifically, relate to manufacturing method and apparatus system and the application of a kind of suspension and colloid.
Background technology
Suspension and colloid preparation method and manufacturing installation system can be used for preparing high performance electrocondution slurry, ceramic coating, ceramic marking ink etc., along with international community is to the more and more attention of environmental protection and the energy, above-mentioned every profession and trade all has more and more higher requirement to slurry.Such as, the development of the industries such as ev industry is to the security of portable power source, and uniformity, stability and energy density propose more and more higher requirement.Therefore more and more higher requirement is proposed to the preparation of lithium ion battery and super capacitor slurry.And for example, how by dispersed for the nano materials such as CNT, Graphene, nano aluminium oxide, silica in the industrialization process of Application of micron, the suspension of the soilless sticking of formation uniformity and colloid are to prepare high performance electrocondution slurry, ceramic coating, pottery marking inks etc., also become problem demanding prompt solution.
For another example, in the painting membrane process of battery and super capacitor slurry, in the preparation process of nano ceramic coat, and in the coating procedure of the conductive coating of LED film, the material nanometer increasingly of employing, coating is ultrathin increasingly, this just requires that these coating must be evenly in whole coating procedure, stable, soilless sticking, without sedimentation.
And along with the appearance of novel nano-material, the difficulty manufacturing various suspension and composite by these nano materials is increasing.The heavy industrialization application of these materials needs more efficiently nano material dispersion technology.
But existing suspension and colloid technology of preparing include stirring technique, grinding technique, sand milling technology, high shear dispersion technology, high pressure homogenization technique etc.The length consuming time that these technology have, efficiency is low.Some operation easier are large, and consumptive material is expensive.The Structure and Properties that then can destroy nano material had, what have cannot disperse above-mentioned novel nano-material even at all.
Existing feeding technique is all utilize the way of vacuum draw powder body material to be added to the surface of solvent from the top of stirred vessel.This method not only causes powder body material to fly upward, pollute the top cover of stirred vessel, form dry and hard slurry at top, and the bulk very easily forming powder body material on paddle and in stirred vessel is reunited, therefore mixing plant needs long-play, and the at substantial energy disperses these aggregates.In addition, mixing plant top and the every subjob of paddle complete, need carefully to clean, otherwise dry and hard slurry and aggregate can enter in lower batch of material, worsen product quality.
Existing suspension and colloid technology of preparing, in order to ensure that final viscosity is in control range, the way of usual employing adjustment solid content adjusts degree of being stained with, consequently the viscosity of suspension and colloid reaches control overflow, but the solid content of suspension and colloid changes, need in the product of accurate coating at some, the change of solid content will change the surface density of coating.Make painting process need all to adjust for a long time equipment to reach surface density control objectives at every turn.
For secondary cell and ultracapacitor, therefore the reunion of conductive powder body and the reunion of active material powder by the decline of the rising and capacity that cause their internal resistances, and have a strong impact on uniformity and the stability of product.
In suspension, the aggregate of powder body material is to the negative effect of rear operation, usually needs to carry out filtration, purification to the aggregate of suspension, and when containing a large amount of aggregate in suspension, the filter efficiency of suspension is extremely low, sometimes even cannot normally produce.
In sum, along with the appearance of new material particularly nano-powder material, more and more higher requirement is proposed to the technology of preparing of suspension.Existing suspension preparation technique cannot meet the requirement of technological progress.Need new suspension and colloid preparation method and manufacturing installation and solve problem.
Summary of the invention
In order to overcome the above-mentioned deficiency of prior art, the invention provides manufacturing method and apparatus system and the application of a kind of new suspension and colloid.The present invention thoroughly can eliminate the aggregate in nano-powder material suspension, does not destroy the structure of nano-powder material, pattern and surface coating layer simultaneously, prepares suspension and the colloid of stable uniform, for the fine finishining of rear operation creates good condition.
For achieving the above object, the technical solution adopted in the present invention is:
A manufacture method for suspension and colloid, comprises the steps:
(1) solvent is sent into pre-dispersed system by dose delivery system;
(2) powder body material is added pre-dispersed system online with solvent; Solvent and powder body material form pre-dispersed suspension and colloid in pre-dispersed system; Then above-mentioned pre-dispersed suspension and colloid are sent into intermediate storage system;
(3) the pre-dispersed suspension in intermediate storage system and colloid are sent into high-speed dispersion system and carry out high speed dispersion; Then the suspension of gained after high speed dispersion and colloid are sent into cooling and pre-deaeration system;
(4) again suspension and colloid are carried out filtration, purification, vacuum defoamation, obtain suspension and colloid finished product.
The present invention adopts method powder body material being added online pre-dispersed system with solvent, powder body material directly enters solvent or suspension, airborne dust can not be produced, pre-dispersed immediately after entering, powder body material can not form bulk in a solvent and reunite, can not be attached on the whirligigs such as paddle, greatly improve pre-dispersed efficiency.Eliminate the invalidation process disperseed again of first reuniting of traditional charging technology; Under this operation, the solid content of suspension can reach 80%.
The present invention adopts high-speed dispersion system to carry out high speed dispersion to pre-dispersed suspension and colloid, the parts of High Rotation Speed can being utilized by shearing, clashing into and rubbing action, thoroughly eliminate the aggregate in suspension and colloid.
The present invention also provides the application of the manufacture method of described suspension and colloid, by described manufacture method for the preparation of pulp of lithium ion battery, capacitor slurry, food liquid, liquid coating, marking ink, electrically-conducting paint or polymer composite intermediate.
The present invention also provides a kind of apparatus system used in described preparation method, following equipment is connected successively: the basin of storage solvent and dose delivery system, pre-dispersed machine, intermediate storage tank, high speed dispersor, buffer memory cooling and pre-deaeration agitator tank, suspension filtered purifier, vacuum defoaming device and product non-conservation tank by preparation flow, also comprise control system, the above-mentioned each device of control system integral traffic control.
Preferably, be provided with taper or the circular dispersion wheel of High Rotation Speed in high speed dispersor, there is groove on dispersion wheel surface, and dispersion wheel overcoat has taper or the circular dispersion groove of correspondingly-shaped.Dispersion wheel by High Rotation Speed and and interaction between taper or circular dispersion groove produce shearing, friction and solids in suspension material the aggregate of centrifugal shock dispersing solid material.
Another preferred version is, the inwall of dispersion slot is processed with groove, and this dispersion slot to be two-layerly made up of inside and outside, comprises adiabatic anti-caking cut-layer and forced water cooling layer.
Another preferred version is, the taper of High Rotation Speed or circular dispersion wheel and the gap between taper or circular dispersion groove adjustable between 1-3 millimeter, the adjustment in gap is realized by taper or the pad increase and decrease between circular dispersion wheel with main shaft.
Another preferred version is, the top of high speed dispersion wheel is provided with guide ring.
Another preferred version is, the top main shaft of high-speed rotary part is provided with the umbrella shape deflector of High Rotation Speed.Deflector can guide the liquid entering dispersion slot to circulate, and can take away the heat that high speed dispersion produces simultaneously.
Another preferred version is, dispersion wheel and dispersion slot are all formed by the metal of high intensity wear-resistant and process for un-metal material.
Preparation method of the present invention and apparatus system, be suitable for the preparation of various suspension and colloid.Be particularly suitable for the preparation of nano-powder material suspension.
Accompanying drawing explanation
Fig. 1 is the manufacturing system figure of suspension of the present invention and colloid;
Fig. 2 is the section of structure of pre-dispersed equipment in Fig. 1 manufacturing system;
Fig. 3 is the section of structure of Fig. 1 manufacturing system high speed dispersal device;
Fig. 4 is the section of structure of vacuum defoamation machine in Fig. 1 manufacturing system;
Fig. 5 is the structural representation of cooling and pre-deaeration system in Fig. 1.
Detailed description of the invention
Below provide the preferred embodiment of the present invention, to help understanding the present invention further, but protection scope of the present invention is not limited in these embodiments.
Fig. 1 discloses the overall structure figure of a kind of suspension and colloid preparation facilities system, and this manufacturing installation system to add and pre-dispersed system 200, pre-dispersed suspension and the cooling of colloid intermediate storage system 300, high speed dispersing device 400, suspension and colloid and pre-deaeration system 500, suspension and gel filtration cleaning system 600, vacuum defoamation system 700 suspension and colloid finished product turnaround system 800 and control system 900 form primarily of solvent storage and dose delivery system 100, powder body material are on-line automatic.
Solvent storage and dose delivery system 100 include holding vessel 101, solvent filtration apparatus 102 and solvent delivery device 103; Holding vessel 101 design is used for storage of solvent and uses.It is with level display device (not shown), fluid level control device (not shown), solvent metering device (not shown).Holding vessel 101 is also provided with dry air or high pure nitrogen import, to avoid moisture in air on the impact of solvent.
Coordinate shown in Fig. 2, powder body material is on-line automatic to add and pre-dispersed system 200, the premixed before suspension high speed dispersion and pre-dispersed equipment, it include powder body material feed system 201, solvent circulation impeller 202, powder body material pre-dispersing device 203, pre-dispersed liquid agitator tank 204, paddle 205, cooling system 206 and power set 207, belt gear 208, mechanical sealing system 209, size circulations pipeline 210 and pre-dispersed cavity 211.Solvent circulation impeller 202, stirring arm 205 are located in pre-dispersed liquid agitator tank 204; Mechanical sealing system 209 is located at the below of pre-dispersed liquid agitator tank 204; Power set 207 are connected with solvent circulation impeller 202 by belt gear 208; Cooling system 206 is coated on outside pre-dispersed liquid agitator tank 204, cools it.The lower position of pre-dispersed cavity 211 is located in one end of size circulations pipeline 210, and the upper position of pre-dispersed liquid agitator tank 204 is located in one end.
In use, power set 207 are drive motors, it makes solution circulation impeller 202 rotate by belt gear 208, and drive powder body material pre-dispersing device 203 High Rotation Speed, solvent is drawn into pre-dispersed cavity 211 from pre-dispersed liquid agitator tank 204, and produce negative pressure of vacuum at powder body material feed system 201 and pre-dispersed cavity 211 interface, the powder body material in powder body material feed system 201 is drawn into pre-dispersed cavity 211.The solvent be inhaled into and powder body material are under mixed, the peptizaiton of pre-dispersing device 203, and solvent and powder body material are entered pre-dispersed liquid agitator tank 204 by tentatively mixed merga pass size circulations pipeline 210; And mix further under the effect of paddle 205.Agitator tank 204, except playing suspension mixed effect, also has temp regulating function, nitrogen protection function, vacuum defoamation and auxiliary circulation function, automatic cleaning function.Powder body material is on-line automatic to add and pre-dispersed system 200, and its powder body material progressively evenly adds; Powder body material is directly mixed in solvent; Powder body material is pre-dispersed online.Avoid and increase suddenly because powder body material once adds the viscosity caused; Avoid the formation of large-scale agglomerate; Avoid powder body material adds generation airborne dust and pollution problem from solvent surface.
In addition, the material dropped in pre-dispersed system 200 can be organic solvent and inorganic solvent (deionized water), includes but not limited to nanometer grade powder material, Powdered Polymer Materials, additive etc.They can be lithium ion battery plus-negative plate materials, super capacitance electrode material, conductive agent, nano metal powder, nano-silicone wire/carbon alloy, nano-silicon and other nano inorganic powder materials.
Automatically the powder body material added in pre-dispersed system takes the mode of continuous uniform to add, and adds the simultaneous solvent of powder and the high-speed circulating of suspension, contains tiny aggregate in pre-dispersed good suspension and colloid.They are discharged from the bottom of agitator tank, are pumped into intermediate storage tank 300 through pump.
The effect of pre-dispersed suspension and colloid intermediate storage system 300 ensures that supply suspension and colloid are to high speed dispersing device 400 continuously.Intermediate storage system is a storage tank 302 with stirring at low speed oar 301, and intermediate storage system can suspension in Keep agitation storage tank and colloid, prevents its sedimentation and viscosity B coefficent.Intermediate storage system can also reduce the temperature of suspension and colloid by the circulating water cooling system of storage tank periphery.Suspension after adjustment temperature and colloid are delivered continuously to high speed dispersor 400 from tank bottom through pump 310.The preliminary filter (not shown) of suspension and colloid is provided with in the porch of pump 310.Object prevents from foreign matter from entering high speed dispersor to cause high speed dispersor to damage.
Fig. 3 is the profile of high speed dispersor.High speed dispersor 400 by a taper or circular dispersion groove 410, and in dispersion slot 410 taper of High Rotation Speed or circular dispersion wheel 420, deflector 430, sealing device 440 and high speed rotating shaft 450.The discharging portion 460 that the suspension on taper or circular dispersion groove 410 top and colloid are discharged forms.
Its inside of dispersion slot 410 is the liner 411 of a taper, outside is circulating cooling water leg 412, force to cool the suspension in dispersion slot 410 and colloid by the chilled water in cooling water jecket 412, in dispersion slot 410, the dispersion wheel 420 of High Rotation Speed is by high speed rotating shaft 450, and shaft coupling is driven by Fast frequency spindle motor 451.Deflector 430 is provided with between dispersion slot 410 and discharging portion 460.The top of dispersion slot 410 is discharging portions 460, the outside of discharging portion 460 is with recirculated cooling water cover 461, the bottom of dispersion slot 410 is provided with the inlet 413 of suspension and colloid, the side of discharging portion 460 is provided with the outlet 462 of suspension and colloid, the suspension after high speed dispersion and colloid is externally discharged.
Be formed with the gap of about 1 ~ 3mm between the outer wall 421 of the taper liner 411 of dispersion slot 410 and the dispersion wheel 420 of High Rotation Speed, this gap adjusts by the height of the dispersion wheel 420 adjusting High Rotation Speed.Crisscross groove (not shown) is carved with on the surface of the outer wall 421 of dispersion wheel 420, and is processed with inside and outside through manhole 423.
The liner 411 of dispersion slot 410, its material can be stainless steel, and pottery and hardening oxidation aluminium alloy, crisscross groove can be carved with in its surface.The material of the dispersion wheel 420 of High Rotation Speed on the other side can be stainless steel, pottery and hardening oxidation aluminium alloy or coating hard ceramic material on the outer surface of conical part.As above-mentioned ceramic material or ceramic coated, its object is increasing the anti-wear performance of parts, eliminates metal material abrasion and the metal impurity con that causes simultaneously.
The dispersion wheel 420 of High Rotation Speed, Fast frequency spindle motor 451 drives and High Rotation Speed through shaft coupling and high speed rotating shaft 450.Its outer wall 421 relative to dispersion slot liner 411 between linear velocity be (15 ~ 70 meter per second)
By the suspension imported bottom dispersion slot 410 and colloid, this suspension and colloid are under the dispersion wheel 420 of High Rotation Speed acts on, clash into the liner 411 of dispersion slot 410, simultaneously because the disengaging of suspension and colloid can produce vacuum at the outer wall of dispersion wheel 420, the suspension inside it and colloid are inhaled to periphery by the manhole 423 on it.Suspension and colloid High Rotation Speed in opposite directions in the gap between the liner 411 and the outer wall 421 of dispersion wheel 420 of dispersion slot 410, rubs mutually.Due to the effect of the guide ring 430 that the top of dispersion slot 410 is arranged.Suspension and colloid define the ring-type fluid column of a taper in dispersion slot 410.Suspension and colloid, under the interaction of the dispersion wheel 420 of High Rotation Speed, dispersion slot 410 and guide ring 430 three, by clashing into, being sheared and the ringing of friction, the aggregate in suspension and colloid are thoroughly disperseed.Gap width between the liner 411 of dispersion slot 410 and the dispersion wheel outer wall 421 of High Rotation Speed, the width of the linear velocity that dispersion wheel 420 rotates and guide ring 430 also can do different adjustment according to the character of suspension and colloid.
Enter suspension and the colloid of dispersion slot 410, under the effect of the dispersion wheel 420 of High Rotation Speed, liner 411 along dispersion slot 410 upwards climbs, due to the guide functions of guide ring 430, suspension and colloid will reflux the dispersion that again circulates, until after reaching required jitter time, just rise to discharging portion 460 from the edge of guide ring 430, and drain into cooling and pre-deaeration system 500 from the outlet of discharging portion 460.
Suspension and colloid, in dispersion slot 410, by the High Rotation Speed effect of dispersion wheel 420, apply powerful shearing, clash into and rubbing action, make the tiny reunion of suspension and colloid realize disperseing thoroughly.The energy applied due to it is huge, and suspension and colloid be steep temperature rise by generation a large amount of heat.In order to the temperature of suspension and colloid is controlled in the scope of process specification requirements, the periphery of dispersion slot 410, the periphery of discharging portion 460 and the inside of guide ring 430 are provided with cooling water circulation passageway, cooled by the pressure of cooling water to suspension and colloid, the temperature of suspension and colloid is controlled in the control range of technological standards.
Shown in figure 5, suspension and colloid are after high speed dispersor dispersion, cooling and pre-deaeration system 500 is expelled to by the outlet 462 of high speed dispersor discharging portion 460, cooling and pre-deaeration system 500 include agitator tank 501, shaft 502, stirring vane 503, power set 504, vacuum plant 505 and cooling device 507, and shaft 502 is connected with the output of power set 504; Stirring vane 503 is located on shaft 502, and on the bracing frame 506 of vacuum plant 505 agitator tank 501, it communicates with agitator tank 501, and it is for applying negative pressure to agitator tank 501.Cooling device 507 is located on agitator tank 501 lower position.
During use, start power set 504, in the present embodiment, it is drive motors, and it drives shaft 502 to rotate, and namely drives stirring vane 503 to rotate in agitator tank 501, stirs the suspension in agitator tank 501 and colloid.Preventing its precipitation and viscosity from increasing by the recirculated cooling water cooling suspension of cooling device 507 in the stirring at low speed of agitator tank 501 and tank body and colloid; Apply by vacuum plant 505 bubble that negative pressure and low rate mixing part eliminate in suspension and colloid again and reduce slurry viscosity, be beneficial to filtration and the purification of rear operation.
That is, because the periphery of system basin surrounds circulating cooling water jacket, suspension and colloid mix further, cool under the effect of paddle 510, and under the effect of negative pressure, remove part bubble.Another effect of cooling and pre-deaeration system is the stability maintaining suspension and colloid viscosity, blocks follow-up vacuum defoamation system to the impact of high speed dispersion operation.
Through the suspension of supercooling and pre-deaeration and colloid through transport pump to filtration, purification system 600, suspension and colloid are after metre filter, enter purifier successively, the suspension after filtration, purification and colloid will filtering part aggregate and metal impurities.
Suspension after filtration, purification and colloid, under the negative pressure of vacuum effect of vacuum defoamation system 700, enter into the rotary drum 710 of vacuum defoamation system, to external expansion under the centrifugal action that drum rotating produces.The surface of rotary drum forms thin film, and the bubble in film breaks under vacuum, and the suspension after deaeration and colloid gather at the edge of rotary drum 710, through being pumped into turnaround system 800.
Suspension after vacuum defoamation and colloid through transport pump to turnover basin (801,802,803).Turnover basin is made up of paddle 810, circulating cooling chuck 820, Moving caster 830, automatic cleaning system 840, vacuum orifice 850 and level monitoring system 860.After suspension and colloid are delivered to turnover basin, can stir further, deaeration and stabilization, and be transported to lower operation and process process further.As coating, printing etc.
In order to above-mentioned each subsystem is integrated into automatic manufacturing system.Solvent storage and dose delivery system to each subsystem of turnaround system, by PLC, is all carried out online control by control system 900.Not only control the startup of each subsystem, stopping and operation, monitor the operational factor such as temperature, pressure, flow, liquid level, speed, rotating speed, vacuum that each subsystem runs, the service data of each equipment in register system, and operational order is sent to equipment each in system, makes the operation of system realize intelligent and automation.
In the present embodiment, powder body material is on-line automatic adds and pre-dispersed system, not only solve the airborne dust problem of traditional feed way, and solve the problem that the bulk agglomeration traits that produces in enormous quantities reinforced and suspension and colloid viscosity sharply increase, greatly improve pre-dispersed efficiency, efficiently solve the difficult problem that similar ultra-fine CNT is pre-dispersed.
High speed dispersor in the present embodiment, by the high-speed dispersion system constructed by taper or circular dispersion groove, taper or circular dispersion wheel and guide ring, can by applying huge energy, by shearing, clashing into and friction, make the aggregate high degree of dispersion of the special nano-powder material of the powder body material in suspension and colloid.Form that solid content is consistent, viscosity stabilization, not free settling and the suspension of again reuniting and colloid.Owing to there is not the aggregate do not disperseed in suspension and colloid, not only can improve the filtration treatment efficiency of rear operation but also drastically increase uniformity and the stability of suspension and colloid.
Vacuum defoamation machine in the present embodiment, can eliminate the bubble in suspension and colloid effectively, can the viscosity of stable suspension and colloid, improves its mobility and compactness.Improve coating and the printing quality of rear operation.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. a manufacture method for suspension and colloid, is characterized in that, comprises the steps:
(1) solvent is sent into pre-dispersed system by dose delivery system;
(2) powder body material is added pre-dispersed system online with solvent; Solvent and powder body material form pre-dispersed suspension and colloid in pre-dispersed system; Then above-mentioned pre-dispersed suspension and colloid are sent into intermediate storage system;
(3) the pre-dispersed suspension in intermediate storage system and colloid are sent into high-speed dispersion system and carry out high speed dispersion; Then the suspension of gained after high speed dispersion and colloid are sent into cooling and pre-deaeration system;
(4) again suspension and colloid are carried out filtration, purification, vacuum defoamation, obtain suspension and colloid finished product.
2. the application of the manufacture method of suspension described in claim 1 and colloid, it is characterized in that, by described manufacture method for the preparation of pulp of lithium ion battery, capacitor slurry, food liquid, liquid coating, marking ink, electrically-conducting paint or polymer composite intermediate.
3. the apparatus system for preparation method described in claim 1, it is characterized in that, following equipment is connected successively: the basin of storage solvent and dose delivery system, pre-dispersed machine, intermediate storage tank, high speed dispersor, buffer memory cooling and pre-deaeration agitator tank, suspension filtered purifier, vacuum defoaming device and product non-conservation tank by preparation flow, also comprise control system, the above-mentioned each device of described control system integral traffic control.
4. apparatus system according to claim 3, is characterized in that, be provided with the taper of High Rotation Speed or the dispersion wheel of circle in high-speed dispersion system, there is groove on the surface of described dispersion wheel, and described dispersion wheel overcoat has the taper of correspondingly-shaped or the dispersion slot of circle.
5. apparatus system according to claim 4, is characterized in that, the inwall of described dispersion slot is processed with groove, and described dispersion slot to be two-layerly made up of inside and outside, comprises adiabatic anti-caking cut-layer and forced water cooling layer.
6. apparatus system according to claim 5, is characterized in that, the gap between the dispersion wheel of described High Rotation Speed and dispersion slot is adjustable between 1-3 millimeter.
7. apparatus system according to claim 6, is characterized in that, it also includes the pad in High Rotation Speed dispersion wheel described in adjustable and dispersion slot gap further, and described pad is located between dispersion wheel and main shaft.
8. apparatus system according to claim 4, is characterized in that, the top of described high speed dispersion wheel is provided with guide ring.
9. apparatus system according to claim 4, is characterized in that, the top main shaft of described high-speed rotary part is provided with the umbrella shape deflector of High Rotation Speed.
10. apparatus system according to claim 4, is characterized in that, described dispersion wheel and dispersion slot are all formed by the metal of high intensity wear-resistant and process for un-metal material.
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| CN106390791B (en) * | 2016-08-19 | 2021-06-04 | 深圳市尚水智能设备有限公司 | Lithium battery pulping process and equipment |
| CN108649233A (en) * | 2018-05-15 | 2018-10-12 | 合肥国轩高科动力能源有限公司 | A kind of lithium-ion-power cell perforation foil of the ultra-thin graphene of double spread and preparation method thereof |
| CN110947310A (en) * | 2018-09-27 | 2020-04-03 | 湖南嘉业达电子有限公司 | Thick liquids processingequipment is used in preparation of piezoceramics ba piece |
| CN111841383A (en) * | 2019-04-26 | 2020-10-30 | 宁德时代新能源科技股份有限公司 | Negative electrode material production equipment |
| CN111841383B (en) * | 2019-04-26 | 2022-07-12 | 宁德时代新能源科技股份有限公司 | Negative electrode material production equipment |
| CN116272503A (en) * | 2023-02-15 | 2023-06-23 | 南京贝迪新材料科技股份有限公司 | Coating uniform ultrathin quantum dot film preparation device |
| CN116272503B (en) * | 2023-02-15 | 2023-12-19 | 南京贝迪新材料科技股份有限公司 | Coating uniform ultrathin quantum dot film preparation device |
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