CN106544690A - Prepare the electrolysis reaction device of Graphene - Google Patents
Prepare the electrolysis reaction device of Graphene Download PDFInfo
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- CN106544690A CN106544690A CN201710043229.7A CN201710043229A CN106544690A CN 106544690 A CN106544690 A CN 106544690A CN 201710043229 A CN201710043229 A CN 201710043229A CN 106544690 A CN106544690 A CN 106544690A
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- graphite
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
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Abstract
The invention discloses a kind of electrolysis reaction device for preparing Graphene, including electrolysis bath, graphite cake, cutting agency and graphite paper supporting mechanism, the graphite roller that the cutting agency is included hold-down roller and is connected by the positive level of carbon brush and power supply, the hold-down roller and graphite roller are symmetricly set on above electrolysis bath, the graphite paper supporting mechanism is fixed on above cutting agency, and the graphite cake is arranged in electrolysis bath as negative pole.Present invention aim to address existing electrolysis unit is unable to the problem of automatization in prepare with scale Graphene.
Description
Technical field
The invention belongs to field of graphene, in particular to a kind of electrolysis reaction device for preparing Graphene.
Background technology
Since being found from 2004, Graphene receives much concern as a kind of new carbon.It is it is a kind of completely bysp 2
The thickness that the carbon atom of hydridization is constituted is only the quasi- two dimensional crystal material of monoatomic layer or several monoatomic layers, with high light transmittance
The performance excellent with electric conductivity, high-specific surface area, high intensity and pliability etc., it is expected in high-performance nanometer electronic device, phototube
The fields such as part, gas sensor, composite, field emmision material and energy stores obtain extensively applies.
At present, the method for preparing Graphene has many kinds, wherein with oxidation-reduction method, liquid phase stripping method and mechanical stripping
Based on method, and electrochemical process is also extensively adopted in recent years because of its preparation process is simple, low energy consumption, low cost, easy industrialization
With.As prior art of the Chinese patent notification number for " CN105948025A " discloses a kind of electrochemistry on 21st in September in 2016
The method for preparing Graphene, its technical scheme comprise the steps：(1) using graphite paper as positive pole, with the aqueous solution of intercalator
As electrolyte, intercalation, expansion are carried out to graphite paper, expanded graphite is obtained；(2) filter, wash expanded graphite, then to expansion
Graphite carries out ultrasonic lift-off processing, obtains cotton-shaped Graphene slurry；(3) filtering graphite alkene slurry, then using microwave vacuum
Exsiccator is dried process to Graphene slurry, obtains fluffy graphene powder after being dried.The patent solves existing skill
Art during Graphene is prepared using the reagent containing heavy metal, strong acid, strong oxidizer and expensive organic liquid problem.
But in actual application, the prior art with the patent as representative, still no industry dedicated for preparing Graphene
Change electrolysis reaction device.
The content of the invention
It is an object of the invention to solve the above-mentioned problems in the prior art, there is provided a kind of electrolysis for preparing Graphene
Reaction unit, present invention aim to address existing electrolysis unit is unable to the problem of automatization in prepare with scale Graphene.
For achieving the above object, the technical solution used in the present invention is as follows：
A kind of electrolysis reaction device for preparing Graphene, it is characterised in that：Including electrolysis bath, graphite cake, cutting agency and graphite
Paper supporting mechanism, the graphite roller that the cutting agency is included hold-down roller and is connected by the positive level of carbon brush and power supply, the pressure
Tight roller and graphite roller are symmetricly set on above electrolysis bath, and the graphite paper supporting mechanism is fixed on above cutting agency, institute
State graphite cake to be arranged in electrolysis bath as negative pole.
The graphite paper supporting mechanism includes A support bases, bearing and rotating shaft, and graphite paper is wound with the rotating shaft, described
Rotating shaft is arranged on A support bases by bearing, and the A support bases are fixed on above cutting agency by frame.
Described electrolysis reaction device also includes motor, and the graphite roller passes through belt and motor connection.
The cutting agency also includes compression cylinder, and the compression cylinder is connected with hold-down roller.
The top of the electrolysis bath is fixedly installed B support bases, the graphite roller, hold-down roller and compression by frame
Cylinder is installed on B support bases.
The graphite cake is arranged in electrolysis bath by the slot on electrolysis bath inwall.
Two pieces of inclined slag-guiding plates are symmetrically arranged with the electrolysis bath, the electrolysis bath is externally connected with evacuated tube, described
Evacuated tube is located at the bottom of slag-guiding plate.
The quantity of the graphite cake is polylith, and polylith graphite cake is uniformly arranged in electrolysis bath, and per two pieces of graphite cakes it
Between a set of graphite paper supporting mechanism and a set of cutting agency are set.
Using it is an advantage of the current invention that：
First, in the present invention, graphite paper becomes positive pole by conductive rollers, coordinates with the graphite cake as negative pole, in preparation process
Other impurity will not be introduced, operation is simpler, be conducive to the quick preparation of Graphene, meanwhile, because graphite board raw material is easy to get, price
It is low, also help reduction preparation cost and prepare difficulty, be suitable for scale industrial production.By graphite roller and hold-down roller
Cooperation, realize automatization's blanking of graphite paper so that graphite paper fully intercalation and can expand completely, not only improve raising
The quality of Graphene, solves the problems, such as that existing electrolysis unit is unable to automatization in prepare with scale Graphene again.
2nd, in the present invention, the structure that graphite paper supporting mechanism is mainly made up of A support bases, bearing and rotating shaft so that graphite
Paper stably can enter electrolysis bath by graphite roller and hold-down roller.
3rd, in the present invention, by graphite roller and motor connection, realize the automatic blanking of graphite paper.
4th, in the present invention, the structure that compression cylinder is connected with hold-down roller can neatly adjust graphite roller and compress
Spacing between roller, can make graphite paper stably enter electrolysis bath, be easy to the replacing of graphite paper roll again.
5th, in the present invention, graphite roller, hold-down roller and compression cylinder are installed by the unification of B support bases so that blanking machine
Structure can become one, and be conducive to being rapidly completed installation of the cutting agency on electrolysis bath.
6th, in the present invention, graphite cake is arranged in electrolysis bath by slot, is conducive to the Fast Installation of graphite cake.
7th, in the present invention, two pieces of inclined slag-guiding plates are symmetrical arranged in electrolysis bath, are conducive to the quick row of residual residue
Go out.
8th, in the present invention, the quantity of graphite cake is set to into polylith, and is propped up per a set of graphite paper is arranged between two pieces of graphite cakes
Support mechanism and a set of cutting agency；Cell reaction can be carried out to multiple graphite papers simultaneously in same electrolysis bath, be conducive to
Accelerate the electrolytic speed of graphite paper, so as to realize the preparation of industrialization of Graphene.
Description of the drawings
Main structure diagrams of the Fig. 1 for embodiment 1；
Overlooking the structure diagrams of the Fig. 2 for embodiment 1；
Fig. 3 is the structural representation of graphite paper supporting mechanism in embodiment 1；
Fig. 4 is the structural representation of cutting agency in embodiment 1；
Fig. 5 is the main structure diagram of electrolysis bath in embodiment 1；
Fig. 6 is the overlooking the structure diagram of electrolysis bath in embodiment 1；
Main structure diagrams of the Fig. 7 for embodiment 2；
Overlooking the structure diagrams of the Fig. 8 for embodiment 2；
It is numbered in figure：1st, electrolysis bath, 2, slot, 3, hold-down roller, 4, carbon brush, 5, graphite roller, 6, A support bases, 7, bearing,
8th, rotating shaft, 9, motor, 10, compression cylinder, 11, B support bases, 12, slag-guiding plate, 13, evacuated tube, 14, graphite paper, 15, belt,
16th, frame.
Specific embodiment
Embodiment 1
A kind of electrolysis reaction device for preparing Graphene, including electrolysis bath 1, motor 9, graphite cake, cutting agency and graphite paper
Support mechanism, the graphite that the cutting agency is included hold-down roller 3, compression cylinder 10 and is connected by the positive level of carbon brush 4 and power supply
Roller 5, the hold-down roller 3 and graphite roller 5 are symmetricly set on above electrolysis bath 1, the graphite roller 5 by belt 15 with
Motor 9 connects, and the compression cylinder 10 is connected with hold-down roller 3, for adjusting the spacing between graphite roller 5 and hold-down roller 3,
Realize the smooth blanking of graphite paper 14；The graphite paper supporting mechanism is fixed on above cutting agency, for support around graphite
Paper 14；The graphite cake passes through copper cash or copper bar is connected with power cathode, and the graphite cake is arranged on electrolysis bath 1 as negative pole
It is interior.
In the present embodiment, the graphite paper supporting mechanism includes A support bases 6, bearing 7 and rotating shaft 8, rolls up in the rotating shaft 8
Graphite paper 14 is wound with, the rotating shaft 8 is arranged on A support bases 6 by bearing 7, and the A support bases 6 are fixed on by frame 16
Above cutting agency.
In the present embodiment, the top of the electrolysis bath 1 is fixedly installed B support bases 11, the graphite guide by frame 16
Electric roller 5, hold-down roller 3 and compression cylinder 10 are installed on B support bases 11.Wherein, B support bases 11 are located under A support bases 6
Side.
In the present embodiment, slot 2 on the inwall of the electrolysis bath 1, is provided with, the graphite cake is arranged in electrolysis bath 1.
In the present embodiment, the electrolysis bath 1 is made using polypropylene material, acid and alkali-resistance salt corrosion.The motor 9 is frequency conversion
Buncher 9.The frame 16 is arranged on the top of electrolysis bath 1, is made using Q235 carbon steels, is mainly used in installing graphite paper
Support mechanism, motor 9 and cutting agency.The hold-down roller 3 is rubber rollers.Further, in order to prevent positive and negative polarities contact short circuit,
Plastic wire panel is hung with by 14 side of graphite paper in graphite cake.
The operation principle of the present embodiment is：
1st, be placed on A support bases 6 in rotating shaft 8 first by graphite paper, quantitative electrolyte is added in electrolysis bath 1；
2nd, one end of graphite paper roll is elongated and is punctured between graphite roller 5 and hold-down roller 3, start compression cylinder 10 by graphite paper
14 compress；
3rd, DC power anode connects graphite roller 5 by carbon brush 4, and negative pole connects graphite cake by copper cash, opens direct current mould
Block power supply, opens frequency control motor 9, is immersed in electrolyte with making graphite paper roll uniform speed slow；
4th, graphite paper 14 starts stripping under electrochemical action and is shed in electrolyte, controls decrease speed and the stripping of graphite paper 14
It is consistent from speed, after electrolysis terminates, closes DC source and buncher 9, finally obtain certain density expanded graphite
Suspension；
5th, expanded graphite suspension filtered, washed, removed the salinity of surface adsorption, be diluted with water to certain density slurry,
It is sonicated to obtain graphene dispersing solution；
6th, graphene dispersing solution is concentrated, is dried to obtain graphene powder.
Embodiment 2
A kind of electrolysis reaction device for preparing Graphene, including electrolysis bath 1, motor 9, graphite cake, cutting agency and graphite paper
Support mechanism, the graphite that the cutting agency is included hold-down roller 3, compression cylinder 10 and is connected by the positive level of carbon brush 4 and power supply
Roller 5, the hold-down roller 3 and graphite roller 5 are symmetricly set on above electrolysis bath 1, the graphite roller 5 by belt 15 with
Motor 9 connects, and the compression cylinder 10 is connected with hold-down roller 3, for adjusting the spacing between graphite roller 5 and hold-down roller 3,
Realize the smooth blanking of graphite paper 14；The graphite paper supporting mechanism is fixed on above cutting agency, for supporting graphite paper roll；
The graphite cake passes through copper cash or copper bar is connected with power cathode, and the graphite cake is arranged in electrolysis bath 1 as negative pole.
In the present embodiment, two pieces of inclined slag-guiding plates 12 are symmetrically arranged with the electrolysis bath 1, are connected outside the electrolysis bath 1
Evacuated tube 13 is connected to, the evacuated tube 13 is located at the bottom of slag-guiding plate 12.During use, opening evacuated tube 13 can fast evacuation electricity
Solution groove 1.
Embodiment 3
A kind of electrolysis reaction device for preparing Graphene, including electrolysis bath 1, motor 9, graphite cake, cutting agency and graphite paper
Support mechanism, the graphite that the cutting agency is included hold-down roller 3, compression cylinder 10 and is connected by the positive level of carbon brush 4 and power supply
Roller 5, the hold-down roller 3 and graphite roller 5 are symmetricly set on above electrolysis bath 1, the graphite roller 5 by belt 15 with
Motor 9 connects, and the compression cylinder 10 is connected with hold-down roller 3, for adjusting the spacing between graphite roller 5 and hold-down roller 3,
Realize the smooth blanking of graphite paper 14；The graphite paper supporting mechanism is fixed on above cutting agency, for supporting graphite paper roll；
The graphite cake passes through copper cash or copper bar is connected with power cathode, and the graphite cake is arranged in electrolysis bath 1 as negative pole.
In the present embodiment, the quantity of the graphite cake is polylith, and polylith graphite cake is uniformly arranged in electrolysis bath 1；Accordingly
The quantity of ground, graphite paper supporting mechanism and cutting agency is also many sets, and is propped up per a set of graphite paper is arranged between two pieces of graphite cakes
Support mechanism and a set of cutting agency.Wherein, cover more the graphite roller 5 in cutting agency pass through synchronous driving wheel and belt 15 with
Motor 9 connects, and realizes the at the uniform velocity blanking of multiple graphite papers 14.So, just multiple graphite papers 14 can be entered simultaneously when in use
Row electrolysis, reaches the purpose for greatly improving electrolytic efficiency.
Claims (8)
1. a kind of electrolysis reaction device for preparing Graphene, it is characterised in that：Including electrolysis bath（1）, graphite cake, cutting agency and
Graphite paper supporting mechanism, the cutting agency include hold-down roller（3）With by carbon brush（4）The graphite being connected with the positive level of power supply
Roller（5）, the hold-down roller（3）With graphite roller（5）It is symmetricly set on electrolysis bath（1）Top, the graphite paper supporting mechanism
It is fixed on above cutting agency, the graphite cake is arranged on electrolysis bath as negative pole（1）It is interior.
2. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：The graphite paper supporting mechanism
Including A support bases（6）, bearing（7）And rotating shaft（8）, the rotating shaft（8）On be wound with graphite paper（14）, the rotating shaft（8）Pass through
Bearing（7）It is arranged on A support bases（6）On, the A support bases（6）By frame（16）It is fixed on above cutting agency.
3. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：Described electrolysis reaction device
Also include motor（9）, the graphite roller（5）By belt（15）With motor（9）Connection.
4. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：The cutting agency also includes
Compression cylinder（10）, the compression cylinder（10）With hold-down roller（3）Connection.
5. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：The electrolysis bath（1）It is upper
Side passes through frame（16）It is fixedly installed B support bases（11）, the graphite roller（5）, hold-down roller（3）And compression cylinder（10）
It is installed in B support bases（11）On.
6. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：The graphite cake is by electrolysis
Groove（1）Slot on inwall（2）It is arranged on electrolysis bath（1）It is interior.
7. the electrolysis reaction device of Graphene is prepared as claimed in claim 1, it is characterised in that：The electrolysis bath（1）It is interior right
Title is provided with two pieces of inclined slag-guiding plates（12）, the electrolysis bath（1）It is externally connected with evacuated tube（13）, the evacuated tube（13）Position
In slag-guiding plate（12）Bottom.
8. the electrolysis reaction device for preparing Graphene as any one of claim 1-7, it is characterised in that：The stone
The quantity of black plate is polylith, and polylith graphite cake is uniformly arranged on electrolysis bath（1）It is interior, and a set of stone is set per between two pieces of graphite cakes
Black paper supporting mechanism and a set of cutting agency.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043229.7A CN106544690B (en) | 2017-01-21 | 2017-01-21 | Prepare the electrolysis reaction device of graphene |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710043229.7A CN106544690B (en) | 2017-01-21 | 2017-01-21 | Prepare the electrolysis reaction device of graphene |
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| CN106544690A true CN106544690A (en) | 2017-03-29 |
| CN106544690B CN106544690B (en) | 2018-03-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115650217A (en) * | 2022-10-12 | 2023-01-31 | 德阳烯碳科技有限公司 | Graphene electrolytic reaction equipment |
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| CN115650217B (en) * | 2022-10-12 | 2023-12-08 | 德阳烯碳科技有限公司 | Graphene electrolytic reaction equipment |
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| Publication number | Publication date |
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| CN106544690B (en) | 2018-03-13 |
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