CN106334478B - A kind of rotatably close flute profile graphene slurry preparation system and preparation method thereof - Google Patents

A kind of rotatably close flute profile graphene slurry preparation system and preparation method thereof Download PDF

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Publication number
CN106334478B
CN106334478B CN201610772212.0A CN201610772212A CN106334478B CN 106334478 B CN106334478 B CN 106334478B CN 201610772212 A CN201610772212 A CN 201610772212A CN 106334478 B CN106334478 B CN 106334478B
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agitating shaft
circle
shaft
agitating
motor
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CN106334478A (en
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沈宇栋
骆军
梅运旺
董圆柱
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Wuxi Dongheng New Energy Technology Co Ltd
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Wuxi Dongheng New Energy Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F7/00Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders
    • B01F7/16Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F7/18Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F15/00Accessories for mixers ; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F15/00824Receptacles
    • B01F15/00831Nature of the receptacle
    • B01F15/00844Surface characteristics, e.g. coated, rough
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F15/00Accessories for mixers ; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F15/02Feed or discharge mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F15/00Accessories for mixers ; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F15/02Feed or discharge mechanisms
    • B01F15/0201Feed mechanisms
    • B01F15/0203Feed mechanisms for feeding fluids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F7/00Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders
    • B01F7/00008Stirrers, i.e. rotary stirring devices
    • B01F7/00233Configuration of the rotating mixing element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F7/00Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders
    • B01F7/00925Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders characterised by the orientation or disposition of the rotor axis, e.g. a plurality of mixing shafts with different or random orientation
    • B01F7/00958Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders characterised by the orientation or disposition of the rotor axis, e.g. a plurality of mixing shafts with different or random orientation with a plurality of rotation axis

Abstract

The invention discloses a kind of rotary close flute profile graphene slurry preparation systems and preparation method thereof, including agitating device, sand mill and ball mill;The discharge port of agitating device is connected with the feed inlet of sand mill, and the discharge port of sand mill is connected with the feed inlet of ball mill;Agitating device includes mixing chamber, driving assembly and mixing component, and mixing component is installed in mixing chamber, and driving assembly provides power for mixing component, and mixing component includes agitating shaft I, agitating shaft II and paddle.Compared with prior art, the beneficial effects of the present invention are: when agitating shaft II rotates, paddle rotates on longitudinal surface, when agitating shaft I rotates, paddle is stirred by shaft 360 degree rotation of the longitudinal axis of agitating shaft I, more comprehensively, stirring is more thorough for mixing direction, is conducive to powder material and solvent is uniformly mixed.

Description

A kind of rotatably close flute profile graphene slurry preparation system and preparation method thereof
Technical field
The invention belongs to graphene production fields, are related to a kind of rotatably close flute profile graphene slurry preparation system and its system Preparation Method.
Background technique
The equipment of existing reply high viscosity high solids content graphene slurry dispersion is combined when preparing graphene slurry, will Graphene powder is put into solvent, and due to graphene powder large specific surface area, absorbency is strong, has graphene slurry not substantially Mobility, conventional stirring and high speed shear mode are difficult to be mixed uniformly, and slurry solid content is caused not have consistency.For Guarantee graphene slurry is uniformly dispersed, and can only generally reduce slurry solid content and guarantee its mobility, considerably increase makes in this way With the solvent cost and energy consumption for drying of side.
In the prior art, the equipment for producing highly viscous slurry includes stirred tank and sand mill.Its production technology includes following Step:
1, ingredient.A certain proportion of powder raw material and solvent are weighed by technique requirement, the raw material weighed up is poured into stirred tank It is interior.
2, it premixes.The stirring motor of stirred tank is opened, is completely dissolved in powder raw material in solvent.It is seen at the end of premix Solution situation is examined, solution surface is to dissolve completely without obvious bulk object.
3, disperse.The discharge port of stirred tank connects the diaphragm pump of sand mill, the charging of the discharge port and stirred tank of sand mill Mouth connects.Solution is pumped into sand mill by the diaphragm of sand mill and carries out sand milling dispersion, and circulation, which is sanded, repeatedly can be obtained slurry.
And the dispersion efficiency of conventional high speed shear mode is low, and dispersion effect is bad.Have the disadvantages that 1. pickling oxygen Graphite alkene, Gao Bibiao graphene powder dispersion difficulty is big, and convention stir, high speed shear mode can not be put into graphene powder Effective dispersion mixing is carried out after in solvent, slurry is uneven.2. height can not do solid content than table graphene slurry high.3. graphite Alkene slurry dispersion efficiency is low.
Chinese patent discloses a kind of highly viscous slurry preparation system for caching bucket application No. is 201420445230.4, It is characterized in that: include that caching bucket, sand mill and stirred tank, the feed end of the diaphragm pump of the sand mill are equipped with three-way valve, Two charging ports of the three-way valve are connected with the discharge port of the discharge port of the caching bucket and the stirred tank respectively, The feed inlet of the caching bucket is connected with the discharge port of the sand mill.The disadvantage is that: stirred tank structure therein is very simple, The ladle body of stirred tank is cylinder, and slurry is easy to stick in bucket wall, causes to be lost;It is provided with stirrer paddle in stirred tank, is easy to make It is sticked on blade at slurry, reduces production efficiency;Stirred tank inner wall is stainless steel material, and slurry is also be easy to cause to stick above, It is not easy to flow.
Chinese patent, application number 201520623513.8 disclose a kind of reply high viscosity high solids content graphene slurry The equipment of dispersion combines, it is characterized in that: including ball mill, the first transfer kettle, sand mill and the second transfer kettle, the ball mill Discharge port connects the feed inlet of the first transfer kettle by first pipe, and the discharge port of the first transfer kettle passes through the second pipe Road connects the feed inlet of the sand mill, and the discharge port of the sand mill passes through the charging of third pipeline and the second transfer kettle Mouth connection, the discharge port of the second transfer kettle connect the feed inlet of the ball mill by the 4th pipeline.It is stirred due to existing The mixing effect for mixing kettle is bad, causes to need multiple ball milling and sand milling, waste of energy, production efficiency in subsequent dispersion step It is low.
Summary of the invention
Problem to be solved of the present invention is in view of the above shortcomings of the prior art, and to provide a kind of rotary close flute profile stone Black alkene slurry preparation system and preparation method thereof.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of rotary close flute profile graphene slurry preparation system, including agitating device, sand mill and ball mill;Stirring dress The discharge port set is connected with the feed inlet of sand mill, and the discharge port of sand mill is connected with the feed inlet of ball mill;
Agitating device includes mixing chamber, driving assembly and mixing component, and mixing component is installed in mixing chamber, driving assembly Power is provided for mixing component, mixing chamber is split settings, including upper semi-circle, annular waist circle and lower half circle, and annular waist circle is living It is dynamic to be connected between upper semi-circle and lower half circle, spheroidal is collectively constituted, driving assembly includes motor I and motor II, mixing component Including agitating shaft I, agitating shaft II and paddle, agitating shaft I is movably connected in the diameter shaft of annular waist circle, and the one of agitating shaft I The power output axis connection at end and motor I, motor I are connected firmly with annular waist circle, and one end of agitating shaft II is vertically connected at agitating shaft I Midpoint, be flexibly connected between agitating shaft II and agitating shaft I by bearing, bearing is socketed on agitating shaft I, agitating shaft II The other end is flexibly connected with upper semi-circle, and upper semi-circle is equipped with motor II, and the power output shaft of motor II is another with agitating shaft II One end connection, agitating shaft I are equipped with the paddle of comb teeth-shaped, and the shape of the free end of paddle is mutually fitted with the radian of lower half circle Match, intermediate agitation leaf is set on the bearing of agitating shaft I and II junction of agitating shaft, agitating shaft I is hollow structure, in hollow cavity It is connected with screw rod, screw rod is driven by motor I, and pass through shaft per a piece of paddle and is flexibly connected with agitating shaft I, shaft Upper socket helical gear, helical gear and screw rod engaged transmission, the upper semi-circle of mixing chamber are equipped with the storage for storing powder material Tank and at least provided with 1 powder jet, storage tank is connect with powder jet by pipeline.
Upper semi-circle is equipped with solvent feeding port, and the bottom of lower half circle is equipped with discharge port.
Anti-stick coating is coated on mixing chamber inner wall and mixing component.
Anti-stick coating is teflon material.
Upper semi-circle is equipped with observation window.
The preparation method of rotary close flute profile graphene slurry preparation system, comprising the following steps:
Step 1: preparing powder material and solvent, powder material is put into storage tank, solvent is put into mixing chamber;
Step 2: powder material is put into mixing chamber by powder jet;
Step 3: motor II starts, motor II drives agitating shaft II to rotate, and agitating shaft II drives agitating shaft I to rotate horizontally, Annular waist circle follows agitating shaft I to rotate horizontally and rotate, and paddle stirs under I horizontal rotation of agitating shaft effect along longitudinal surface rotation It mixes;
Step 4: motor I starts, motor I drives agitating shaft I to rotate, and agitating shaft I drives paddle using its longitudinal axis as shaft 360 degree rotation stirring, motor I drive the screw rod in agitating shaft I, and screw rod drives the nut on the shaft engaged, shaft band Paddle is moved using shaft as axis 360 degree rotation;
Step 5: repeating step 2 to step 4 until powder material and stirring solvent and being uniformly mixed;
It being sanded Step 6: the slurry being stirred enters sand mill, the slurry being sanded enters ball mill and carries out ball milling, It discharges after the completion of ball milling.
Compared with prior art, the beneficial effects of the present invention are:
(1) agitating shaft I is vertically arranged with agitating shaft II, and agitating shaft I is driven by motor I, and agitating shaft II is driven by motor II, Paddle is set on agitating shaft I, and motor I is connected firmly with annular waist circle, and when agitating shaft II rotates, paddle rotates on longitudinal surface, When agitating shaft I rotates, paddle is stirred by shaft 360 degree rotation of the longitudinal axis of agitating shaft I, and more comprehensively, stirring is more for mixing direction Add thoroughly, is conducive to powder material and solvent is uniformly mixed.
(2) powder material is added by several times using storage tank and powder jet, be conducive to powder material and solvent is uniformly mixed.
(3) mixing chamber is split settings, including upper semi-circle, annular waist circle and lower half circle, annular waist circle are movably connected on Between upper semi-circle and lower half circle, when agitating shaft II rotates, agitating shaft I and annular waist circle and then rotate together, structure innovation.
(4) motor I drives the screw rod in agitating shaft I, and screw rod drives the nut on the shaft engaged, and shaft drive is stirred Leaf is mixed using shaft as axis 360 degree rotation, stirring orientation is more comprehensive, is conducive to fusion.
(5) intermediate agitation leaf only follows agitating shaft I to rotate on longitudinal surface, overturns without 360 degree, is conducive to agitation lower half The intermediate slurry of circle.
(6) what the graphene after stirring, sand milling and ball milling dispersed in the slurry is more uniform, is conducive to improve containing solid Amount, and it is more efficient, and energy consumption is lower.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of rotary close flute profile graphene slurry preparation system of the invention;
Fig. 2 is the structural schematic diagram of agitating device.
Wherein, 1- upper semi-circle, 2- annular waist circle, 3- lower half circle, 4- motor I, 5- motor II, 6- agitating shaft I, 7- agitating shaft II, 8- paddle, 9- storage tank, 10- powder jet, 11- shaft, 12- intermediate agitation leaf, 13- sand mill, 14- ball mill.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As shown in Figure 1, a kind of rotary close flute profile graphene slurry preparation system, including agitating device, sand mill and ball Grinding machine;The discharge port of agitating device is connected with the feed inlet of sand mill, the feed inlet phase of the discharge port and ball mill of sand mill Connection;
Agitating device includes mixing chamber, driving assembly and mixing component, and mixing component is installed in mixing chamber, driving assembly Power is provided for mixing component, mixing chamber is split settings, including upper semi-circle, annular waist circle and lower half circle, and annular waist circle is living It is dynamic to be connected between upper semi-circle and lower half circle, spheroidal is collectively constituted, driving assembly includes motor I and motor II, mixing component Including agitating shaft I, agitating shaft II and paddle, agitating shaft I is movably connected in the diameter shaft of annular waist circle, and the one of agitating shaft I The power output axis connection at end and motor I, motor I are connected firmly with annular waist circle, and one end of agitating shaft II is vertically connected at agitating shaft I Midpoint, be flexibly connected between agitating shaft II and agitating shaft I by bearing, bearing is socketed on agitating shaft I, agitating shaft II The other end is flexibly connected with upper semi-circle, and upper semi-circle is equipped with motor II, and the power output shaft of motor II is another with agitating shaft II One end connection, agitating shaft I are equipped with the paddle of comb teeth-shaped, and the shape of the free end of paddle is mutually fitted with the radian of lower half circle Match, intermediate agitation leaf is set on the bearing of agitating shaft I and II junction of agitating shaft, agitating shaft I is hollow structure, in hollow cavity It is connected with screw rod, screw rod is driven by motor I, and pass through shaft per a piece of paddle and is flexibly connected with agitating shaft I, shaft Upper socket helical gear, helical gear and screw rod engaged transmission, the upper semi-circle of mixing chamber are equipped with the storage for storing powder material Tank and at least provided with 1 powder jet, storage tank is connect with powder jet by pipeline.
Upper semi-circle is equipped with solvent feeding port, and the bottom of lower half circle is equipped with discharge port.
Anti-stick coating is coated on mixing chamber inner wall and mixing component.
Anti-stick coating is teflon material.
Upper semi-circle is equipped with observation window.
The preparation method of rotary close flute profile graphene slurry preparation system, comprising the following steps:
Step 1: preparing powder material and solvent, powder material is put into storage tank, solvent is put into mixing chamber;
Step 2: powder material is put into mixing chamber by powder jet;
Step 3: motor II starts, motor II drives agitating shaft II to rotate, and agitating shaft II drives agitating shaft I to rotate horizontally, Annular waist circle follows agitating shaft I to rotate horizontally and rotate, and paddle stirs under I horizontal rotation of agitating shaft effect along longitudinal surface rotation It mixes;
Step 4: motor I starts, motor I drives agitating shaft I to rotate, and agitating shaft I drives paddle using its longitudinal axis as shaft 360 degree rotation stirring, motor I drive the screw rod in agitating shaft I, and screw rod drives the nut on the shaft engaged, shaft band Paddle is moved using shaft as axis 360 degree rotation;
Step 5: repeating step 2 to step 4 until powder material and stirring solvent and being uniformly mixed;
It being sanded Step 6: the slurry being stirred enters sand mill, the slurry being sanded enters ball mill and carries out ball milling, It discharges after the completion of ball milling.
Compared with prior art, the beneficial effects of the present invention are:
(1) agitating shaft I is vertically arranged with agitating shaft II, and agitating shaft I is driven by motor I, and agitating shaft II is driven by motor II, Paddle is set on agitating shaft I, and motor I is connected firmly with annular waist circle, and when agitating shaft II rotates, paddle rotates on longitudinal surface, When agitating shaft I rotates, paddle is stirred by shaft 360 degree rotation of the longitudinal axis of agitating shaft I, and more comprehensively, stirring is more for mixing direction Add thoroughly, is conducive to powder material and solvent is uniformly mixed.
(2) powder material is added by several times using storage tank and powder jet, be conducive to powder material and solvent is uniformly mixed.
(3) mixing chamber is split settings, including upper semi-circle, annular waist circle and lower half circle, annular waist circle are movably connected on Between upper semi-circle and lower half circle, when agitating shaft II rotates, agitating shaft I and annular waist circle and then rotate together, structure innovation.
(4) motor I drives the screw rod in agitating shaft I, and screw rod drives the nut on the shaft engaged, and shaft drive is stirred Leaf is mixed using shaft as axis 360 degree rotation, stirring orientation is more comprehensive, is conducive to fusion.
(5) intermediate agitation leaf only follows agitating shaft I to rotate on longitudinal surface, overturns without 360 degree, is conducive to agitation lower half The intermediate slurry of circle.
(6) what the graphene after stirring, sand milling and ball milling dispersed in the slurry is more uniform, is conducive to improve containing solid Amount, and it is more efficient, and energy consumption is lower.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (5)

1. a kind of rotary close flute profile graphene slurry preparation system, it is characterised in that: including agitating device, sand mill and ball milling Machine;The discharge port of agitating device is connected with the feed inlet of sand mill, and the discharge port of sand mill is connected with the feed inlet of ball mill It is logical;Agitating device includes mixing chamber, driving assembly and mixing component, and mixing component is installed in mixing chamber, and driving assembly is to stir It mixes component and power is provided, mixing chamber is split settings, including upper semi-circle, annular waist circle and lower half circle, and annular waist circle activity connects It is connected between upper semi-circle and lower half circle, collectively constitutes spheroidal, driving assembly includes motor I and motor II, and mixing component includes Agitating shaft I, agitating shaft II and paddle, agitating shaft I are movably connected in the diameter shaft of annular waist circle, one end of agitating shaft I with The power output axis connection of motor I, motor I are connected firmly with annular waist circle, and one end of agitating shaft II is vertically connected in agitating shaft I Point at, be flexibly connected between agitating shaft II and agitating shaft I by bearing, bearing is socketed on agitating shaft I, agitating shaft II it is another End is flexibly connected with upper semi-circle, and upper semi-circle is equipped with motor II, the power output shaft of motor II and the other end of agitating shaft II Connection, agitating shaft I are equipped with the paddle of comb teeth-shaped, and the shape of the free end of paddle is adapted with the radian of lower half circle, stirs It mixes and intermediate agitation leaf is set on axis I and the bearing of II junction of agitating shaft, agitating shaft I is hollow structure, activity in hollow cavity It is connected with screw rod, screw rod is driven by motor I, and pass through shaft per a piece of paddle and is flexibly connected with agitating shaft I, shaft rod upper sleeve Connect helical gear, helical gear and screw rod engaged transmission, the upper semi-circle of mixing chamber be equipped with storage tank for storing powder material and At least provided with 1 powder jet, storage tank is connect with powder jet by pipeline.
2. rotary close flute profile graphene slurry preparation system according to claim 1, it is characterised in that: on upper semi-circle Equipped with solvent feeding port, the bottom of lower half circle is equipped with discharge port.
3. rotary close flute profile graphene slurry preparation system according to claim 1, it is characterised in that: mixing chamber inner wall With anti-stick coating is coated on mixing component.
4. rotary close flute profile graphene slurry preparation system according to claim 3, it is characterised in that: anti-stick coating For teflon material.
5. rotary close flute profile graphene slurry preparation system according to claim 1, it is characterised in that: on upper semi-circle Equipped with observation window.
CN201610772212.0A 2016-08-31 2016-08-31 A kind of rotatably close flute profile graphene slurry preparation system and preparation method thereof Active CN106334478B (en)

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CN109994273B (en) * 2019-03-28 2020-01-21 盐城市科恒达材料有限公司 Flame-retardant and fire-resistant wire and cable material and preparation method thereof

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CN105582844A (en) * 2014-10-22 2016-05-18 黑龙江省康格尔科技有限公司 Electric drive control mixing mechanical equipment
CN204160627U (en) * 2014-10-23 2015-02-18 梅州客都物业管理有限公司 The multidirectional mixer of a kind of building
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