CN206352051U - A kind of closed continuous complexes for preparing grapheme material - Google Patents
A kind of closed continuous complexes for preparing grapheme material Download PDFInfo
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- CN206352051U CN206352051U CN201621464750.5U CN201621464750U CN206352051U CN 206352051 U CN206352051 U CN 206352051U CN 201621464750 U CN201621464750 U CN 201621464750U CN 206352051 U CN206352051 U CN 206352051U
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Abstract
The purpose of this utility model is to provide a kind of closed continuous complexes for preparing grapheme material, it is characterised in that the complexes include slurry mixing arrangement, slurry lapping device, high-pressure spray-drying device, to gaseous blast mill and collection device；Make graphite in the closed alternate stripping of system dry and wet by designing dispersing apparatus, milling apparatus, drying equipment and airflow milling; the yield of the high-quality graphene powder within 10 layers is not only substantially improved; and environmental pollution is avoided, realize continuous, large-scale production.
Description
Technical field
The utility model is related to grapheme material preparation field, and in particular to a kind of closed continuously to prepare grapheme material
Complexes, so as to realize that serialization, scale, closure high yield prepare high-quality graphene material.
Background technology
Graphene（Graphene）It is a kind of hexangle type to be constituted in the flat of honeycomb lattice with SP2 hybridized orbits by carbon atom
Face film, the two-dimensional material of only one of which carbon atom thickness.It is the most thin a kind of material being currently known, therefore graphene possesses
Characteristic not available for many materials.The movement velocity of the electronics of graphene has exceeded the motion speed in other metallic monomers
Degree, can reach the 1/300 of the light velocity, possess superpower electric conductivity；Its hardness is also high by diamond of 10 grades than Mohs' hardness,
But possess good toughness, it can bend；Specific surface area can reach 2630m2/g.Therefore, graphene is acknowledged as 21 generation
" prospective material " and " black gold " recorded.This special performance make graphene super capacitor, lithium battery, quick charge,
Solar cell, hydrogen storage, cooling electronic component, Material reinforcement, anticorrosive paint, biomedicine, sewage disposal, desalinization etc.
Numerous areas has great application value.
At present, the method that prepared by graphene mainly has：Chemically grown method and physics stripping method., discomfort low compared to efficiency
Together in the chemically grown method of industrialized mass production, physics stripping method mainly uses cheap graphite for raw material, by stone
Smoky quartz body, which applies mechanical force, makes graphite layers peeling-off, breaks the Van der Waals force of graphite layers, forms monolithic graphite alkene or widow
Layer graphene, this physical separation methods have more industrial prospect and suitable large-scale production.
In order to efficiently peel off graphite, the technology path that major part enterprise selects at present is to carry out graphite at Strong oxdiative
Reason, obtains after graphite oxide, then carries out stripping to it preparing graphene oxide, eventually passes reduction treatment and obtains graphene.By
Substantial amounts of highly acid the oxidant such as concentrated sulfuric acid, concentrated nitric acid, potassium permanganate etc., reduction process are usually required in the oxidizing process of graphite
Using the poisonous chemical substance such as hydrazine hydrate, sodium borohydride, not only energy consumption is big, and efficiency is low, and cost is high, and pollution environment.This
The graphene that the method for kind is produced, the operating process complexity for having the disadvantage to aoxidize and reducing is cumbersome, and spent acid waste water yield is too big, dirty
Dye problem is not allowed to avoid.In addition, easily cause the crystal structure defects of graphene in oxidation-reduction process, thus it is prepared
Lamella can not fully show the advantageous property of graphene, it is impossible to meet demand of the high performance material for high-quality graphene.But
Be due to production be difficult to stably produce, fault of construction it is many, thermal conductivity is not good, have impact on the business application in market.
It has been reported that redox pollution can effectively be prevented by mechanically direct strippings such as shearing, grindings, but due to
It is that the single power of interval is peeled off, it is difficult to which scale is continuously produced, and charge stripping efficiency, yield and stripping quality be not good.For this
Scheme, which is intended to design, to be met serialization and peels off the complexes of graphene, and realize high-quality, high yield scale, it is pollution-free
Produce graphene.
The content of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is that offer one kind is closed and continuously prepares stone
The complexes of black alkene material, make graphite closed by designing dispersing apparatus, milling apparatus, drying equipment and airflow milling
System dry and wet is alternate to be peeled off, and the yield of the high-quality graphene powder within 10 layers is not only substantially improved, and avoid environment
Pollution, realizes continuous, large-scale production.
The utility model is realizes above-mentioned technical purpose, and the technical scheme of use is：One kind is closed continuously to prepare graphene
The complexes of material, it is characterised in that the complexes include slurry mixing arrangement（1）, slurry lapping device（2）, high pressure
Spray-drying installation（3）, to gaseous blast grind（4）And collection device（5）；Wherein described slurry mixing arrangement（1）It is provided with and adds
Material mouth（6）, stirring blade（7）, pass through coupling cock（8）With slurry lapping device（2）Connection；The slurry lapping device（2）For
Slurry grinds special purpose device, and the slurry after grinding passes through coupling cock（9）With high-pressure spray-drying device（3）Connection；The high pressure
Spray-drying installation（3）One-level booster pump is set（10）, two-stage supercharging pump（11）, air-introduced machine（12）, collecting bin（13）, pass through connection
Port valve（14）With being ground to gaseous blast（4）Connection；It is described that gaseous blast is ground（4）Material controlling screw rod is set（15）, two relative compressions
Gas inlet（16）, grading wheel（17）, it is classified qualified graphene and enters collection device（5）；The collection device（5）Set
Air-introduced machine（18）, finished product collecting box（19）.
Auxiliary agent is peeled off by graphite and liquid and passes through charge door（6）Automatic gauge slurry mixing arrangement（1）In, agitated paddle
（7）High-speed stirred is disperseed, and passes through coupling cock（8）Introduce slurry lapping device（2）, slurry lapping device（2）Ground for slurry is special
Grinding machine, coupling cock is passed through by the slurry after wet grinding（9）Through one-level booster pump（10）, two-stage supercharging pump（11）Supercharging, production
Raw high velocity stream and high temperature, slurry is in high-pressure spray-drying device（3）Middle drying is simultaneously relaxed, and volatile matter is by air-introduced machine（12）Draw simultaneously
Collect, the powder for drying absent-mindedness falls into collecting bin（13）, pass through coupling cock（14）Through material controlling screw rod（15）Continuously, stable material-supplying,
Compressed air passes through two relative compressed gas air inlets（16）Nozzle produce supersonic jet, accelerated material production
Raw violent impact, collision, shearing, stripped material is with ascending air to graded region, in grading wheel（17）Effect is lower to be produced
Flow field, be classified qualified graphene and enter collection device（5）, coarse powder falls on pulverizing chamber and crushed again, collection device（5）
In air-introduced machine（18）Effect is lower to occur cyclone gas-solid separation, and air is by air-introduced machine（18）Discharge, solid articles graphene powder by
Finished product collecting box（19）Collect.
The high-pressure spray-drying device（3）Heating mantle is set, further improves and dries and absent-mindedness efficiency.
The one-level booster pump（10）, two-stage supercharging pump（11）For screw rod booster pump.
The slurry lapping device（2）For ball mill or sand mill,
The closed continuous complexes for preparing grapheme material, for Boli scale graphite, expanded graphite, highly oriented
The slurry that at least one of graphite, thermal cracking graphite, graphite oxide are prepared with least one of water, ethanol.
The closed continuous complexes for preparing grapheme material of the utility model, by design the scattered grinding of wet method slurry,
The circulation for forming closure is peeled off in high pressure absent-mindedness, dry method suspension shearing, makes graphite in the closed alternate stripping of system dry and wet, effective gram
The graphene layer that causes of long-time slurry grinding is taken overlapping, the high-quality graphene powder within 10 layers is not only substantially improved
Yield, and environmental pollution is avoided, realize continuous, large-scale production.It is prepare with scale high-quality graphene powder
Special complete equipment.
Compared with prior art, the utility model proposes a kind of closed continuous complexes for preparing grapheme material,
Have the following advantages that：
1st, design dry and wet stripping in closed environment prepares graphene, overcomes single dry or wet and peels off graphene hardly possible
The defect of graphene is prepared with high yield.
2nd, continuous dry and wet is peeled off, and it is overlapping to overcome the graphene layer that the grinding of long-time slurry causes, and is ground compared to traditional
Mill, greatly reduces operating power consumption, improves operating efficiency.
3rd, serialization, scale, closed type production are realized, the pollution of dust is effectively prevented.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of the closed continuous complexes for preparing grapheme material of the utility model.
Wherein：1- slurry mixing arrangements；2- slurry lapping devices；3- high-pressure spray-drying devices；4- is ground to gaseous blast；5-
Collection device；6- charge doors；7- stirring blades；8- coupling cocks；9- coupling cocks；10- one-level booster pumps；11- two-stage supercharging pumps；
12- air-introduced machines；13- collecting bins；14- coupling cocks；15- material controlling screw rods；16- compressed gas air inlets；17- grading wheels；18- air inducing
Machine；19- finished product collecting boxs.
Embodiment
Below in conjunction with accompanying drawing, utility model is described in further detail.Implement the utility model, specially carried except following
And content outside, be the universal knowledege and common knowledge of this area.
Embodiment 1
As shown in figure 1, a kind of schematic diagram of the closed continuous complexes for preparing grapheme material of the utility model, including
Slurry mixing arrangement（1）, slurry lapping device（2）, high-pressure spray-drying device（3）, to gaseous blast grind（4）And collection device
（5）；Wherein described slurry mixing arrangement（1）It is provided with charge door（6）, stirring blade（7）, pass through coupling cock（8）Ground with slurry
Mill apparatus（2）Connection；The slurry lapping device（2）For ball mill, the slurry after grinding passes through coupling cock（9）With high-pressure fog
Drying device（3）Connection；The high-pressure spray-drying device（3）One-level booster pump is set（10）, two-stage supercharging pump（11）, air inducing
Machine（12）, collecting bin（13）, pass through coupling cock（14）With being ground to gaseous blast（4）Connection；It is described that gaseous blast is ground（4）Material controlling is set
Screw rod（15）, two relative compressed gas air inlets（16）, grading wheel（17）, it is classified qualified graphene and enters collection device
（5）；The collection device（5）Air-introduced machine is set（18）, finished product collecting box（19）.
Auxiliary agent is peeled off by crystalline flake graphite and ethanol and passes through charge door（6）Automatic gauge adds slurry mixing arrangement（1）In, warp
Stirring blade（7）High-speed stirred is disperseed, and passes through coupling cock（8）Introduce slurry lapping device（2）, slurry lapping device（2）For ball
Grinding machine machine, coupling cock is passed through by the slurry after wet grinding（9）Through one-level booster pump（10）, two-stage supercharging pump（11）Supercharging,
High velocity stream and high temperature are produced, slurry is in high-pressure spray-drying device（3）Middle drying is simultaneously relaxed, and volatile matter is by air-introduced machine（12）Draw
And collect, the powder for drying absent-mindedness falls into collecting bin（13）, pass through coupling cock（14）Through material controlling screw rod（15）Continuously, stably supply
Material, compressed air passes through two relative compressed gas air inlets（16）Nozzle produce supersonic jet, accelerated thing
Material produces violent impact, collision, shearing, and stripped material is with ascending air to graded region, in grading wheel（17）Under effect
The flow field of generation, is classified qualified graphene and enters collection device（5）, coarse powder falls on pulverizing chamber and crushed again, collects dress
Put（5）In air-introduced machine（18）Effect is lower to occur cyclone gas-solid separation, and air is by air-introduced machine（18）Discharge, solid articles Graphene powder
End is by finished product collecting box（19）Collect.
The accounting for combining the high-quality graphene powder within Raman spectrum analysis, 10 layers by AFM is more than
85%。
Embodiment 2
As shown in figure 1, a kind of schematic diagram of the closed continuous complexes for preparing grapheme material of the utility model, including
Slurry mixing arrangement（1）, slurry lapping device（2）, high-pressure spray-drying device（3）, to gaseous blast grind（4）And collection device
（5）；Wherein described slurry mixing arrangement（1）It is provided with charge door（6）, stirring blade（7）, pass through coupling cock（8）Ground with slurry
Mill apparatus（2）Connection；The slurry lapping device（2）Sand mill special is ground for slurry, the slurry after grinding passes through coupling cock
（9）With high-pressure spray-drying device（3）Connection；The high-pressure spray-drying device（3）One-level booster pump is set（10）, two grades increase
Press pump（11）, air-introduced machine（12）, collecting bin（13）, pass through coupling cock（14）With being ground to gaseous blast（4）Connection；It is described to gaseous blast
Mill（4）Material controlling screw rod is set（15）, two relative compressed gas air inlets（16）, grading wheel（17）, it is classified qualified graphite
Alkene enters collection device（5）；The collection device（5）Air-introduced machine is set（18）, finished product collecting box（19）.
Auxiliary agent is peeled off by expanded graphite and water, ethanol and passes through charge door（6）Automatic gauge adds slurry mixing arrangement（1）
In, agitated paddle（7）High-speed stirred is disperseed, and passes through coupling cock（8）Introduce slurry lapping device（2）, slurry lapping device（2）
For sand mill, coupling cock is passed through by the slurry after wet grinding（9）Through one-level booster pump（10）, two-stage supercharging pump（11）Increase
Pressure, produces high velocity stream and high temperature, and simultaneous spray drying device sets heating mantle, and to maintain stable high temperature, slurry is in high pressure spray
Mist drying device（3）Middle drying is simultaneously relaxed, and volatile matter is by air-introduced machine（12）Draw and collect, dry the powder relaxed and fall into and gather materials
Storehouse（13）, pass through coupling cock（14）Through material controlling screw rod（15）Continuously, stable material-supplying, compressed air passes through two relative compressed gas
Body air inlet（16）Nozzle produce supersonic jet, accelerated material produces violent impact, collision, shearing, through shelling
From material with ascending air to graded region, in grading wheel（17）The lower flow field produced of effect, is classified qualified graphene and enters
Collection device（5）, coarse powder falls on pulverizing chamber and crushed again, collection device（5）In air-introduced machine（18）Effect is lower to occur whirlwind
Gas solid separation, air is by air-introduced machine（18）Discharge, solid articles graphene powder is by finished product collecting box（19）Collect.
The accounting for combining the high-quality graphene powder within Raman spectrum analysis, 10 layers by AFM is more than
90%。
It should be noted that above example is only unrestricted to illustrate the technical solution of the utility model, although reference
The utility model is described in detail for preferred embodiment, it will be understood by those within the art that, can be to this reality
Modified with new technical scheme or equivalent substitution, without departing from the spirit and scope of technical solutions of the utility model,
It all should cover among right of the present utility model.
Claims (5)
1. a kind of closed continuous complexes for preparing grapheme material, it is characterised in that the complexes are mixed including slurry
Device（1）, slurry lapping device（2）, high-pressure spray-drying device（3）, to gaseous blast grind（4）And collection device（5）；Wherein
The slurry mixing arrangement（1）It is provided with charge door（6）, stirring blade（7）, pass through coupling cock（8）With slurry lapping device（2）
Connection；The slurry lapping device（2）Special purpose device is ground for slurry, the slurry after grinding passes through coupling cock（9）With high pressure spray
Mist drying device（3）Connection；The high-pressure spray-drying device（3）One-level booster pump is set（10）, two-stage supercharging pump（11）, draw
Blower fan（12）, collecting bin（13）, pass through coupling cock（14）With being ground to gaseous blast（4）Connection；It is described that gaseous blast is ground（4）Control is set
Expect screw rod（15）, two relative compressed gas air inlets（16）, grading wheel（17）, it is classified qualified graphene and enters collection dress
Put（5）；The collection device（5）Air-introduced machine is set（18）, finished product collecting box（19）；
Auxiliary agent is peeled off by graphite and liquid and passes through charge door（6）Automatic gauge slurry mixing arrangement（1）In, agitated paddle（7）
High-speed stirred is disperseed, and passes through coupling cock（8）Introduce slurry lapping device（2）, slurry lapping device（2）For the special grinding of slurry
Machine, coupling cock is passed through by the slurry after wet grinding（9）Through one-level booster pump（10）, two-stage supercharging pump（11）Supercharging, is produced
High velocity stream and high temperature, slurry is in high-pressure spray-drying device（3）Middle drying is simultaneously relaxed, and volatile matter is by air-introduced machine（12）Draw and receive
Collection, the powder for drying absent-mindedness falls into collecting bin（13）, pass through coupling cock（14）Through material controlling screw rod（15）Continuously, stable material-supplying, pressure
Contracting air passes through two relative compressed gas air inlets（16）Nozzle produce supersonic jet, accelerated material is produced
Violent impact, collision, shearing, stripped material is with ascending air to graded region, in grading wheel（17）The lower generation of effect
Flow field, is classified qualified graphene and enters collection device（5）, coarse powder falls on pulverizing chamber and crushed again, collection device（5）
Air-introduced machine（18）Effect is lower to occur cyclone gas-solid separation, and air is by air-introduced machine（18）Discharge, solid articles graphene powder by into
Product collecting box（19）Collect.
2. a kind of closed continuous complexes for preparing grapheme material according to claim 1, it is characterised in that：The height
Press spray-drying installation（3）Heating mantle is set, further improves and dries and absent-mindedness efficiency.
3. a kind of closed continuous complexes for preparing grapheme material according to claim 1, it is characterised in that：Described one
Level booster pump（10）, two-stage supercharging pump（11）For screw rod booster pump.
4. a kind of closed continuous complexes for preparing grapheme material according to claim 1, it is characterised in that：The slurry
Body lapping device（2）For ball mill or sand mill.
5. a kind of closed continuous complexes for preparing grapheme material according to claim 1, it is characterised in that：It is described close
The continuous complexes for preparing grapheme material are closed, for Boli scale graphite, expanded graphite, highly oriented graphite, thermal cracking stone
The slurry that at least one of ink, graphite oxide are prepared with least one of water, ethanol.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107698753A (en) * | 2017-10-11 | 2018-02-16 | 三门县鸿远塑业有限公司 | The polymerization of high-pressure atomization legal system graphene dispersing solution and its graphene nylon processed |
| CN110028065A (en) * | 2019-01-31 | 2019-07-19 | 广东思泉新材料股份有限公司 | A kind of expanded graphite dispersing shear device and its control method |
| CN110373932A (en) * | 2019-07-17 | 2019-10-25 | 江苏富淼科技股份有限公司 | A kind of stripping patch auxiliary agent mixed injection device of paper production |
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2016
- 2016-12-29 CN CN201621464750.5U patent/CN206352051U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107698753A (en) * | 2017-10-11 | 2018-02-16 | 三门县鸿远塑业有限公司 | The polymerization of high-pressure atomization legal system graphene dispersing solution and its graphene nylon processed |
| CN107698753B (en) * | 2017-10-11 | 2021-01-05 | 三门县鸿远塑业有限公司 | High-pressure atomization method for preparing graphene dispersion liquid and polymerization method for preparing graphene nylon by using graphene dispersion liquid |
| CN110028065A (en) * | 2019-01-31 | 2019-07-19 | 广东思泉新材料股份有限公司 | A kind of expanded graphite dispersing shear device and its control method |
| CN110373932A (en) * | 2019-07-17 | 2019-10-25 | 江苏富淼科技股份有限公司 | A kind of stripping patch auxiliary agent mixed injection device of paper production |
| CN110373932B (en) * | 2019-07-17 | 2020-11-06 | 江苏富淼科技股份有限公司 | Paper production is used shells and pastes auxiliary agent mixing injection apparatus |
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