CN206705682U - A kind of complete set of equipments for industrializing stripping step by step and preparing graphene - Google Patents
A kind of complete set of equipments for industrializing stripping step by step and preparing graphene Download PDFInfo
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- CN206705682U CN206705682U CN201720440651.1U CN201720440651U CN206705682U CN 206705682 U CN206705682 U CN 206705682U CN 201720440651 U CN201720440651 U CN 201720440651U CN 206705682 U CN206705682 U CN 206705682U
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- grinding
- graphene
- industrializing
- mixing roll
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 38
- 238000000227 grinding Methods 0.000 claims abstract description 44
- 238000002156 mixing Methods 0.000 claims abstract description 28
- 238000010008 shearing Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000000498 cooling water Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- OPCKJOUHHNMXJC-UHFFFAOYSA-N [W].[Mn].[Cr] Chemical compound [W].[Mn].[Cr] OPCKJOUHHNMXJC-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 abstract description 15
- 239000010439 graphite Substances 0.000 abstract description 15
- 238000000034 method Methods 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- 150000001721 carbon Chemical group 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Carbon And Carbon Compounds (AREA)
Abstract
It the utility model is related to a kind of complete set of equipments for industrializing stripping step by step and preparing graphene,Including the screw rod shearing unit being sequentially connected,Grinding unit,Described screw rod shearing unit includes the double screw extruder being arranged in frame,Double screw extruder is driven by motor,Charging aperture is provided with positioned at screw rod tail end,The middle part of double screw extruder is provided with heater,Vacuum tube is connected with described double screw extruder,Described grinding unit includes two mixing rolls being arranged in grinding cylinder,Described mixing roll is adjacent to the inwall of grinding cylinder and the motor-driven rotation by being arranged on bottom,The bottom side of the wall of grinding cylinder is provided with discharging opening,Graphene finished product is obtained using the grinding of multistage,Avoid the extremely strong impulsive force extruding for once grinding needs in the prior art,The lattice for peeling off the graphene obtained is destroyed,In addition,What multistage stripping can promote to be not peeled off in powdered graphite can peel off again,Improve the yield of graphene.
Description
Technical field
The utility model is related to the preparation of graphene, be specifically related to it is a kind of industrialize step by step stripping prepare graphene into
Complete equipment.
Background technology
Grapheme material is successfully prepared within 2004, has triggered the upsurge of new ripple carbon materials research since then.Graphene
The plane carbon nanomaterial being made up of one layer of carbon atom, is to be currently known most thin two-dimensional material, and its thickness is only
0.335nm, it is made up of the lattice of six sides.By σ key connections between carbon atom in graphene, it is extremely excellent to impart graphene
Mechanical property and structural rigidity.Moreover, in graphene, each carbon atom has the p electronics of a non-bonding, these p electricity
Son can move freely in lattice, and movement velocity is up to the 1/300 of the light velocity, impart the good electric conductivity of graphene.
Optics aspect, graphene are almost fully transparent, only absorb 2.3% light.Graphene has peculiar mechanics, optics and electricity
Property is learned, graphene possesses very vast potential for future development.
In order to allow outstanding grapheme material to realize industrialized production and application, must just develop one kind can give birth on a large scale
Production and the number of plies and the controllable preparation method of size.The preparation method of graphene has mechanical stripping method, epitaxial growth method, oxidation at present
Reducing process, organic synthesis method, solvent-thermal method, chemical vapour deposition technique etc..In these methods, because mechanical stripping method can be most
The property of graphene is preserved goodly, and preparation method is simple, and preparation process is environment friendly and pollution-free, by green grass or young crops in the production of reality
Look at.
Graphite is because natively have the layer structure that can be peeled off, therefore can obtain graphite by being peeled off to graphite linings
Alkene.In order to realize quick stripping graphene, generally use oxidant makes crystalline flake graphite deep oxidation, then utilizes ultrasonic equipment
Graphite flake layer easily is peeled away, finally produces graphene plus chemical substance reduction.But the stone that such method is worked it out
Black alkene, strong oxidizing process can cause a large amount of defects of graphene-structured, and these defects cause graphene performance significantly
Decline.The graphene aoxidized in addition can not be repaired even across reduction, the defects of the lamellar structure of graphite.More seriously
Production process needs a large amount of sulfuric acid to make oxidant, causes environmental pollution.Physical mechanical shearing stripping can realize scale, it is low into
Originally, environmental protection prepares graphene.But the powder for reaching Nano grade, batch is difficult to using single equipment and prepared, no
But high energy consumption, and it is serious to equipment attrition.
The content of the invention
Main purpose of the present utility model is to provide a kind of complete set of equipments for industrializing stripping step by step and preparing graphene, led to
The mode for crossing multistage grinding obtains the graphene of quality better.
To achieve these goals, the technical solution adopted in the utility model is：Stripping prepares stone step by step for one kind industrialization
The complete set of equipments of black alkene, including screw rod shearing unit, the grinding unit being sequentially connected, described screw rod shearing unit include setting
Double screw extruder in frame, double screw extruder are driven by motor, are provided with charging aperture positioned at screw rod tail end, twin-screw squeezes
The middle part for going out machine is provided with heater, and the other end and vacuum of vacuum tube and vacuum tube are connected with described double screw extruder
Pump is connected, and described grinding unit includes two mixing rolls being arranged in grinding cylinder, and described mixing roll is adjacent to grinding circle
The inwall and motor-driven rotation by being arranged on bottom of cylinder, the bottom side of the wall for grinding cylinder are provided with discharging opening.
Preferably, the outlet of described double screw extruder is provided with conveying pipeline, and cooling water is arranged with the outer wall of conveying pipeline
Pipe, the outlet of conveying pipeline are disposed with vibratory sieve, and the outlet of vibratory sieve is connected with the charging aperture of grinding unit.
Preferably, the cylinder bottom for grinding cylinder is provided with driver plate, and the centre of driver plate is fixedly connected with power transmission shaft, and power transmission shaft prolongs
To stretch out the bottom of grinding cylinder and be connected with motor, the both ends of the upper face of driver plate are be hinged to be provided with two mixing rolls,
The jointed shaft of mixing roll and driver plate is located at vertical direction.
Preferably, side is closed on described driver plate with mixing roll and is disposed with vertical shovel board, the plate face of shovel board and grinding
The tangential direction of roller is concordant.
Preferably, the material of described mixing roll is manganese chromium tungsten.
Preferably, cooling water tank is coated with the outer wall of described grinding cylinder, cooling water tank is provided with water inlet and gone out
The mouth of a river.
Compared with prior art, the beneficial effects of the utility model are：Graphene finished product is obtained using the grinding of multistage, kept away
The lattice for having exempted from the graphene of extremely strong impulsive force extruding, the stripping acquisition of once grinding needs in the prior art is destroyed, this
Outside, what multistage stripping can promote to be not peeled off in powdered graphite can peel off again, improve the yield of graphene.
Brief description of the drawings
Fig. 1 is the schematic diagram of screw rod shearing unit in the utility model；
Fig. 2 is the schematic diagram of grinding unit in the utility model；
Label declaration in figure：10- screw rod shearing units, 11- double screw extruders, 111- vacuum tubes, 12- motors, 13- enter
Material mouth, 14- heaters, 20- grinding units, 21- grinding cylinders, 22- mixing rolls, 23- discharging openings, 30- frames, 40- conveyings
Pipe, 50- cooling water pipes, 60- vibratory sieves, 70- driver plates, 80- power transmission shafts, 90- cooling water tanks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in Figure 1-2, the utility model provides a kind of complete set of equipments for industrializing stripping step by step and preparing graphene, bag
The screw rod shearing unit 10 being sequentially connected, grinding unit 20 are included, described screw rod shearing unit 10 includes being arranged in frame 30
Double screw extruder 11, double screw extruder 11 drives by motor 12, is provided with charging aperture 13 positioned at screw rod tail end, twin-screw squeezes
The middle part for going out machine 11 is provided with heater 14, and vacuum tube 111 and vacuum tube 111 are connected with described double screw extruder 11
The other end is connected with vavuum pump, and described grinding unit 20 includes two mixing rolls 22 being arranged in grinding cylinder 21, described
Mixing roll 22 be adjacent to the inwall of grinding cylinder 21 and motor-driven rotation by being arranged on bottom, grind the lower end side of cylinder 21
Wall is provided with discharging opening 23.When it is implemented, pass through tentatively broken graphite from the input of charging aperture 13 of double screw extruder 11,
The mesh number of graphite is 200-300 mesh, is crushed by the preliminary extruding of extruder, obtains the mixture of graphene and powdered graphite,
It is vacuum to keep during the crushing inside the barrel chamber of double screw extruder 11, and obtained mixture enters grinding unit 20,
Further ground by two mixing rolls 22 in grinding cylinder 21, obtain more graphenes, and release via discharging opening 23.
Further, the powdered graphite temperature extruded from the discharging opening of double screw extruder 11 it is higher, it is necessary to timely by
Cooling, the outlet of described double screw extruder 11 are provided with conveying pipeline 40, cooling water pipe 50 are arranged with the outer wall of conveying pipeline 40,
The outlet of conveying pipeline 40 is disposed with vibratory sieve 60, and the outlet of vibratory sieve 60 is connected with the charging aperture of grinding unit 20, in this way, graphite
Powder can gradually thread, and flowing into grinding unit 20.
Further, the cylinder bottom of described grinding cylinder 21 is provided with driver plate 70, and the centre of driver plate 70 is fixedly connected
Power transmission shaft 80, power transmission shaft 80 extend the bottom of grinding cylinder 21 and are connected with motor, and the two of the upper face of driver plate 70
End is be hinged to be provided with two mixing rolls 22, and the jointed shaft of mixing roll 22 and driver plate 70 is located at vertical direction, in this way, mixing roll 22
Powdered graphite can further be ground.
Further, in order to improve the efficiency of powdered graphite grinding, side is closed on mixing roll 22 on described driver plate 70
Vertical shovel board 71 is disposed with, the plate face of shovel board 71 is concordant with the tangential direction of mixing roll 22, and shovel board 71 is all the time by powdered graphite
Shovel between mixing roll 22 and the grinding barrel of cylinder 21.
Further, the utility model does not have special requirement to the material of described mixing roll 22, as long as can be with resistance to
Grind durable, it is preferred that the material of described mixing roll 22 is manganese chromium tungsten.
Further, it is described to obtain grinding cylinder 21 and heat release all the time in the process of lapping of mixing roll 22, in order to avoid temperature
The too high oxidation for causing graphene, cooling water tank 90 is coated with the outer wall of described grinding cylinder 21, is set on cooling water tank 90
There are water inlet and delivery port.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (6)
- A kind of 1. complete set of equipments for industrializing stripping step by step and preparing graphene, it is characterised in that：Including the threaded rod shear being sequentially connected Cut unit（10）, grinding unit（20）, described screw rod shearing unit（10）Including being arranged on frame（30）On twin-screw squeeze Go out machine（11）, double screw extruder（11）By motor（12）Driving, charging aperture is provided with positioned at screw rod tail end（13）, twin-screw extrusion Machine（11）Middle part be provided with heater（14）, described double screw extruder（11）On be connected with vacuum tube（111）And vacuum Pipe（111）The other end be connected with vavuum pump, described grinding unit（20）Including being arranged on grinding cylinder（21）Interior two Mixing roll（22）, described mixing roll（22）It is adjacent to grinding cylinder（21）Inwall and by be arranged on bottom motor drive turn It is dynamic, grind cylinder（21）Bottom side of the wall be provided with discharging opening（23）.
- 2. the complete set of equipments according to claim 1 for industrializing stripping step by step and preparing graphene, it is characterised in that：Described Double screw extruder（11）Outlet be provided with conveying pipeline（40）, conveying pipeline（40）Outer wall on be arranged with cooling water pipe（50）, it is defeated Expects pipe（40）Outlet be disposed with vibratory sieve（60）, vibratory sieve（60）Outlet and grinding unit（20）Charging aperture be connected.
- 3. the complete set of equipments according to claim 1 for industrializing stripping step by step and preparing graphene, it is characterised in that：Grinding circle Cylinder（21）Cylinder bottom be provided with driver plate（70）, driver plate（70）Centre be fixedly connected with power transmission shaft（80）, power transmission shaft（80）Prolong Stretch out grinding cylinder（21）Bottom and be connected with motor, driver plate（70）The both ends of upper face be hinged be provided with two Mixing roll（22）, mixing roll（22）With driver plate（70）Jointed shaft be located at vertical direction.
- 4. the complete set of equipments according to claim 3 for industrializing stripping step by step and preparing graphene, it is characterised in that：Described Driver plate（70）Upper and mixing roll（22）Close on side and be disposed with vertical shovel board（71）, shovel board（71）Plate face and mixing roll（22） Tangential direction it is concordant.
- 5. the complete set of equipments according to claim 1 for industrializing stripping step by step and preparing graphene, it is characterised in that：Described Mixing roll（22）Material be manganese chromium tungsten.
- 6. the complete set of equipments according to claim 1 for industrializing stripping step by step and preparing graphene, it is characterised in that：Described Grind cylinder（21）Outer wall on be coated with cooling water tank（90）, cooling water tank（90）It is provided with water inlet and delivery port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720440651.1U CN206705682U (en) | 2017-04-25 | 2017-04-25 | A kind of complete set of equipments for industrializing stripping step by step and preparing graphene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720440651.1U CN206705682U (en) | 2017-04-25 | 2017-04-25 | A kind of complete set of equipments for industrializing stripping step by step and preparing graphene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206705682U true CN206705682U (en) | 2017-12-05 |
Family
ID=60457299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720440651.1U Expired - Fee Related CN206705682U (en) | 2017-04-25 | 2017-04-25 | A kind of complete set of equipments for industrializing stripping step by step and preparing graphene |
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| Country | Link |
|---|---|
| CN (1) | CN206705682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111744618A (en) * | 2020-06-30 | 2020-10-09 | 菏泽飞鸟新能源有限公司 | Rare material processing machine of graphite |
-
2017
- 2017-04-25 CN CN201720440651.1U patent/CN206705682U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111744618A (en) * | 2020-06-30 | 2020-10-09 | 菏泽飞鸟新能源有限公司 | Rare material processing machine of graphite |
| CN111744618B (en) * | 2020-06-30 | 2021-11-05 | 湖南诚跃新能源有限公司 | Rare material processing machine of graphite |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 |