CN106582972B - A kind of dispersion grinder of graphene slurry - Google Patents
A kind of dispersion grinder of graphene slurry Download PDFInfo
- Publication number
- CN106582972B CN106582972B CN201610768485.8A CN201610768485A CN106582972B CN 106582972 B CN106582972 B CN 106582972B CN 201610768485 A CN201610768485 A CN 201610768485A CN 106582972 B CN106582972 B CN 106582972B
- Authority
- CN
- China
- Prior art keywords
- grinding pot
- abrasive body
- cover
- grinding
- graphene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
- B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
- B01F33/83613—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
Abstract
It is specially a kind of dispersion grinder of graphene slurry, including grinding pot, abrasive body and sealing cover the invention belongs to disperse field of milling；The abrasive body is installed in grinding pot, and can be rotated about the axis under the drive of actuating unit in grinding pot；The abrasive body can be conductive with grinding pot, and abrasive body is connected to the Different electrodes of supply unit with grinding pot；The sealing cover including cover and is fixed on the liner plate of cover lower surface for sealing grinding pot；The cover upper surface is equipped with inlet and the installation through-hole for abrasive body connection external impetus mechanism；Several equally distributed fluid holes are disposed on the liner plate.It can be realized to the high efficiency dispersion of graphene slurry and that graphene has been effectively ensured is completely laminar structured.
Description
Technical field
It is specially a kind of dispersion grinder of graphene slurry the invention belongs to disperse field of milling.
Background technology
Graphene is the two dimension crystalline substance for the only one layer atomic thickness for being stripped out from graphite material, being made of carbon atom
Body.Graphene is both most thin material and most tough material, 200 times more taller than best steel of fracture strength；Simultaneously
It has good elasticity again, and stretch range can reach the 20% of own dimensions.Graphene characteristic possessed by itself,
The various fields such as new energy, new material, derived energy chemical, electronic information, aerospace and defence and military realize extensive use.
Since graphene is laminar structured, in order to enable graphene can preserve it preferably during concrete application
Characteristic needs to have kept the laminated structure of graphene during graphene is prepared.And the synthetic method of graphene mainly has
Two kinds：Mechanical means and chemical method.Mechanical means includes micromechanics partition method, epitaxy method and the method for heating SiC；Change
Method is chemical reduction method and chemical dissociation method.It is micromechanics partition method that wherein application is most common, directly by graphene
Thin slice is cut down from larger crystal, and gained sheet graphene can be stabilized under external environment.Typical case's system
Preparation Method be with another material it is puffing or introduce defect pyrolytic graphite rub, the surface of body phase graphite can generate
The crystal of flocculus shape, the graphene containing individual layer in the crystal of these flocculus shapes.But shortcoming is that this method is to utilize the graphite that rubs
The thin slice that surface obtains filters out the graphene platelet of individual layer, and size is difficult to control, and can not reliably factory length supply enough
The graphite flake sample of application.It is carried out in the prior art using the mode of most preferably mechanical lapping, as Chinese patent CN is a kind of
Wet grinding mill, including motor, cylinder, rotation axis and stirring blade, stirring blade is fixed in rotation axis, and rotation axis is threaded through
In cylinder, the both ends of cylinder are respectively equipped with preceding connecting plate and rear connecting plate, and inlet port and outlet port, rotation axis are offered on cylinder
One end be connected by the first connector with motor, the other end of rotation axis is connected with the second connector.The both ends of rotation axis point
It is not threaded through in fore bearing and rear bearing, there is support at the both ends of rotation axis, make rotation axis more stable when rotating, safety coefficient
It is high.First lip-type packing, the second lip-type packing and the first oil immersion asbestos packing are sealed processing to one end of rotation axis,
3rd lip-type packing and the second oil immersion asbestos packing are sealed processing to the other end of rotation axis, extend wet grinding mill
Service life.For another example Chinese patent CN201366369 discloses a kind of nano dispersion mill, and lateral rotation is set up on babinet
There is main shaft, be equipped with fixed seat in wall box, mechanical seal fixed seat is equipped in fixed seat, is set in mechanical seal fixed seat
There is upper and lower mechanical seal, grinding chamber flange is equipped in fixed seat side wall, isolation ring is equipped in grinding chamber flange, is being ground
Cavity cover board is fixed with by grinding cavity inner sleeve on cell method orchid, in grinding cavit there is grinding microballon, lead in main shaft one end
It crosses hubcap sleeve-board and is fixed with grinding grading wheel, feed pipe is fixed in grinding cavity inner sleeve bottom side of the wall, in grinding chamber
Grinding microballon charge pipe is fixed on the side wall of set upper side, has charge door cover in the input end buckle closure of grinding microballon charge pipe,
Cavity cover board is equipped with sewage draining exit, and buckle closure has sewage draining exit cover on sewage draining exit, ball-cock assembly is equipped on feed pipe, in main shaft
Discharge hole is inside offered, the fines outlet connected with discharge hole is equipped at grinding grading wheel center.But the above method only carries
To how the method for effective dispersing and disintegrating abrasive material, but when being specifically applied to graphene slurry then there are it is larger the problem of, how
The preferable lamellar structure for preserving graphene.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of dispersion grinders of graphene slurry, can realize
High efficiency dispersion to graphene slurry and that graphene has been effectively ensured is completely laminar structured.
To realize above-mentioned technical purpose, the specific technical solution that the present invention takes is that a kind of graphene slurry disperses
Grinding device, including grinding pot, abrasive body and sealing cover；The abrasive body is installed in grinding pot, and can be in actuating unit
Drive under rotated about the axis in grinding pot；The abrasive body can be conductive with grinding pot, and abrasive body connects respectively with grinding pot
It is connected to the Different electrodes of supply unit；The sealing cover including cover and is fixed on cover lower surface for sealing grinding pot
Liner plate；The cover upper surface is equipped with inlet and the installation through-hole for abrasive body connection external impetus mechanism；It is described
Several equally distributed fluid holes are disposed on liner plate, and the outer diameter of liner plate and the internal diameter of grinding pot match.
As the improved technical solution of the present invention, the abrasive body is pyramidal structure, and the surface of pyramidal structure is equipped with several
A No.1 blade arranged along generatrix direction, the angle between each No.1 blade and pyramidal structure surface subtract successively from top to bottom
It is small, and at the upper end of pyramidal structure, No.1 blade is vertical with the surface of pyramidal structure, the No.1 at the lower end of pyramidal structure
Blade is parallel with the tangential direction on pyramidal structure surface.
As the improved technical solution of the present invention, the inner wall for grinding tank body is equipped with several in the axial direction along tank body
A No. two blades.
As the improved technical solution of the present invention, the width of No. two blades is less than 0.1mm.
As the improved technical solution of the present invention, No. two blades are with perpendicular to the direction setting of grinding top tank structure.
As the improved technical solution of the present invention, the grinding pot offers discharge port in bottom.
As the improved technical solution of the present invention, the sealing cover further includes sealing element, the sealing element be located at liner plate and
Around the delivery position of cover.
Beneficial effects of the present invention
First, the design that the present invention passes through cover so that dispersion grinder is used directly for grinding graphene solid
Mill, it can also be used to which graphene is mixed with the uniform of slurry in graphene slurry preparation process, is not limited to that of the prior art
Dispersion grinder in graphene slurry preparation process it is single be dispersed with stirring effect；
2nd, by setting No.1 blade, and rotate in a circumferential direction distribution of the No.1 blade along abrasive body on the surface of abrasive body,
So that abrasive body during rotation No.1 blade can 360 ° graphene slurry is cut, and to being sunken to grinding after cutting
The graphene slurry of tank lower end is beneficial to the cutting of the characteristics of blade of No.1 blade is parallel to abrasive body surface progress simultaneously with grinding
Mill；
3rd, open supply unit in process of lapping, abrasive body generates electric field with grinding pot so that graphene and slurry it
Between generate electricity moistening, increase the coefficient of friction between graphene and slurry, the opposite rotation of high speed carried out in abrasive body and grinding pot
When turning, graphene slurry can generate turbulence, under the collective effect of turbulence and blade, realize efficiently dividing to graphene slurry
It dissipates, and ensures the complete sheet-shaped of graphene in scattered graphite system slurry.
Description of the drawings
The structure diagram of abrasive body in a kind of dispersion grinder of graphene slurry of Fig. 1 present invention；
The structure diagram of grinding pot in a kind of dispersion grinder of graphene slurry of Fig. 2 present invention；
The front view of sealing cover in a kind of dispersion grinder of graphene slurry of Fig. 3 present invention；
The top view of sealing cover in a kind of dispersion grinder of graphene slurry of Fig. 4 present invention；
The structure diagram of liner plate in a kind of dispersion grinder of graphene slurry of Fig. 5 present invention；
In figure：1st, abrasive body；2nd, No.1 blade；3rd, grinding pot；4th, No. two blades；5th, sealing cover；6th, inlet；7th, install
Through hole；8th, fluid hole.
Specific embodiment
To make the purpose of the embodiment of the present invention and technical solution clearer, below in conjunction with the attached of the embodiment of the present invention
Figure, is clearly and completely described the technical solution of the embodiment of the present invention.Obviously, described embodiment is of the invention
Part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, those of ordinary skill in the art
The all other embodiments obtained on the premise of without creative work, belong to the scope of protection of the invention.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With the identical meaning of the general understanding with the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the meaning of overly formal be explained.
The meaning of heretofore described " inside and outside " referred to compared with equipment itself, the side inside sensing equipment
To be interior, on the contrary is specific restriction outer rather than to the device of the invention mechanism.
A kind of dispersion grinder of graphene slurry, including grinding pot 3（As shown in Figure 2）, abrasive body 1（Such as attached drawing 1
It is shown）And sealing cover 5（As shown in attached drawing 3-4）；The abrasive body 1 is installed in grinding pot 3, and can be in the band of actuating unit
It is rotated about the axis under dynamic in grinding pot 3；The abrasive body 1 can be conductive with grinding pot 3, and abrasive body 1 connects respectively with grinding pot 3
Be connected to supply unit positive electrode and negative electrode,；Abrasive body 1 can generate electric field strength less than 1V/nm's after powered up with grinding pot 3
Electric field；The sealing cover 5 including cover and is fixed on the liner plate of cover lower surface for sealing grinding pot 3（Such as 5 institute of attached drawing
Show）；The cover upper surface is equipped with inlet 6 and the installation through-hole 7 of external impetus mechanism is connected for abrasive body 1；It is described
Several equally distributed fluid holes 8 are disposed on liner plate, and the outer diameter of liner plate and the internal diameter of grinding pot 3 match.Make
With grinding graphene solid in the process, is used directly for, slurry is then added in by liquid filling hole when grinding graphene solid,
Then the grinding distribution in grinding pot 3 is uniform with slurry for graphene solid, therefore, the tank body of the application can there are two types of and more than
Purposes, when：The grinding of solid is with disperseing；Second is that：The grinding distribution of slurry；Third,；The uniform mixing of solution.Here electric field
The effect that graphene is cut by optimal conducting direction is not only contributed to, also plays the role of clean, graphene film to abrasive body 1
Interlayer has negative electrical charge, causes graphene disengaging abrasive body as long as that can utilize the characteristics of charge repels each other of going together as long as using alternating electric field
1 or grinding pot 3.Meanwhile the presence of electric field can improve the coefficient of friction between graphene and slurry, promote the scattered of graphene.
For convenience to bulky grain graphene solid carry out tinyization processing, the abrasive body 1 be pyramidal structure, taper knot
The surface of structure is evenly arranged several No.1 blades 2 along generatrix direction；Each No.1 blade 2 is revolved along the circumferential direction of pyramidal structure
Turn arrangement, No.1 blade 2 is sequentially reduced from top to bottom with pyramidal structure surface angle, and the No.1 at the upper end of pyramidal structure
Blade 2 is vertical with the surface of pyramidal structure, the knife edge part of No.1 blade 2 and pyramidal structure surface at the upper end of pyramidal structure
Tangent line it is parallel.
In order to accelerate the process that tinyization of graphene solid particle is handled, the inner wall of 3 body of grinding pot is along tank body
Axial direction be equipped with several No. two blades 4；The width of No. two blades 4 from grinding pot 3 inner wall to the blade is less than
0.1mm；No. two blades 4 are with perpendicular to the setting of the direction of 3 inner wall of grinding pot.
In order to facilitate discharging, the grinding pot 3 offers discharge port in bottom.
It these are only embodiments of the present invention, description is more specific and in detail, but can not therefore be interpreted as pair
The limitation of the scope of the claims of the present invention.It should be pointed out that for those of ordinary skill in the art, the present invention is not being departed from
On the premise of design, various modifications and improvements can be made, these are all belonged to the scope of protection of the present invention.
Claims (5)
1. a kind of dispersion grinder of graphene slurry, which is characterized in that including grinding pot, abrasive body and sealing cover；Institute
It states abrasive body to be installed in grinding pot, and can be rotated about the axis under the drive of actuating unit in grinding pot；The abrasive body
Can be conductive with grinding pot, abrasive body is connected to the Different electrodes of supply unit with grinding pot；The sealing cover is for close
Grinding pot is sealed, including cover and is fixed on the liner plate of cover lower surface；The cover upper surface is equipped with inlet and is used for
The installation through-hole of abrasive body connection external impetus mechanism；Several equally distributed fluid holes are disposed on the liner plate, and
The outer diameter of liner plate and the internal diameter of grinding pot match；The grinding pot offers discharge port in bottom；The inner wall of the grinding pot
Several No. two blades are being equipped with along the axial direction of tank body.
2. the dispersion grinder of a kind of graphene slurry according to claim 1, which is characterized in that the abrasive body is
Pyramidal structure, the surface of pyramidal structure are equipped with several No.1 blades arranged along generatrix direction, each No.1 blade and taper
Angle between body structure surface is sequentially reduced from top to bottom, and No.1 blade and pyramidal structure at the upper end of pyramidal structure
Surface is vertical, and at the lower end of pyramidal structure, No.1 blade is parallel with the tangential direction on pyramidal structure surface.
A kind of 3. dispersion grinder of graphene slurry according to claim 1, which is characterized in that No. two blades
Width be less than 0.1mm.
A kind of 4. dispersion grinder of graphene slurry according to claim 1, which is characterized in that No. two blades
To be set perpendicular to the direction of grinding top tank structure.
5. the dispersion grinder of a kind of graphene slurry according to claim 1, which is characterized in that the sealing cover is also
Including sealing element, the sealing element is located at around liner plate and the delivery position of cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768485.8A CN106582972B (en) | 2016-08-31 | 2016-08-31 | A kind of dispersion grinder of graphene slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768485.8A CN106582972B (en) | 2016-08-31 | 2016-08-31 | A kind of dispersion grinder of graphene slurry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106582972A CN106582972A (en) | 2017-04-26 |
| CN106582972B true CN106582972B (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610768485.8A Active CN106582972B (en) | 2016-08-31 | 2016-08-31 | A kind of dispersion grinder of graphene slurry |
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| CN (1) | CN106582972B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107311162B (en) * | 2017-06-30 | 2019-10-22 | 上海地霸电子科技有限公司 | A kind of continuous production graphene device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0011765A1 (en) * | 1978-12-05 | 1980-06-11 | Friedrich Wilh. Schwing GmbH | Mixer for thick materials, for example filter cakes, slurries or the like, and its use |
| CN201092635Y (en) * | 2007-09-04 | 2008-07-30 | 陕西科技大学 | Grinding disc of high consistency refining machine |
| CN201366369Y (en) * | 2009-02-20 | 2009-12-23 | 边浩光 | Nanometer dispersion mill |
| CN203342727U (en) * | 2013-05-08 | 2013-12-18 | 淮北龙盘工贸有限责任公司 | Cutting and dispersing disc for material mixing and stirring |
| CN104477882A (en) * | 2014-10-23 | 2015-04-01 | 江阴碳谷科技有限公司 | A vortex graphene stripping device, a graphene producing system and a producing method |
| CN205056165U (en) * | 2015-07-22 | 2016-03-02 | 江阴市东仁机械有限公司 | Wet -process grinder |
| CN206082714U (en) * | 2016-08-31 | 2017-04-12 | 无锡东恒新能源科技有限公司 | Grinder of graphite alkene thick liquids |
-
2016
- 2016-08-31 CN CN201610768485.8A patent/CN106582972B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0011765A1 (en) * | 1978-12-05 | 1980-06-11 | Friedrich Wilh. Schwing GmbH | Mixer for thick materials, for example filter cakes, slurries or the like, and its use |
| CN201092635Y (en) * | 2007-09-04 | 2008-07-30 | 陕西科技大学 | Grinding disc of high consistency refining machine |
| CN201366369Y (en) * | 2009-02-20 | 2009-12-23 | 边浩光 | Nanometer dispersion mill |
| CN203342727U (en) * | 2013-05-08 | 2013-12-18 | 淮北龙盘工贸有限责任公司 | Cutting and dispersing disc for material mixing and stirring |
| CN104477882A (en) * | 2014-10-23 | 2015-04-01 | 江阴碳谷科技有限公司 | A vortex graphene stripping device, a graphene producing system and a producing method |
| CN205056165U (en) * | 2015-07-22 | 2016-03-02 | 江阴市东仁机械有限公司 | Wet -process grinder |
| CN206082714U (en) * | 2016-08-31 | 2017-04-12 | 无锡东恒新能源科技有限公司 | Grinder of graphite alkene thick liquids |
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| Publication number | Publication date |
|---|---|
| CN106582972A (en) | 2017-04-26 |
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