CN209161494U - Graphene stripping off device - Google Patents
Graphene stripping off device Download PDFInfo
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- CN209161494U CN209161494U CN201821920415.0U CN201821920415U CN209161494U CN 209161494 U CN209161494 U CN 209161494U CN 201821920415 U CN201821920415 U CN 201821920415U CN 209161494 U CN209161494 U CN 209161494U
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- rotating roller
- graphene stripping
- stripping
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Abstract
The utility model provides a kind of graphene stripping off device, which includes: the first cylinder comprising inlet port and outlet port；At least one rotating roller is mounted on the inside of first cylinder, so that the surface of at least one rotating roller and the medial surface of first cylinder are tangent；Wherein, first cylinder and at least one described rotating roller are connect with respective driving mechanism respectively, and in operation, first cylinder and at least one described rotating roller can rotate under the driving effect of respective driving mechanism along opposite direction.The graphene stripping off device structure of the utility model is simple, easy for installation, can satisfy produce in enormous quantities graphene requirement, and high production efficiency and operation it is convenient.
Description
Technical field
The utility model relates to graphene production fields.More particularly, to a kind of graphene stripping off device and graphene
Production method.
Background technique
Graphene be one kind by carbon atom with sp2Hybridized orbit forms the Two-dimensional Carbon nanometer material that hexangle type is in honeycomb lattice
Material.Graphene has excellent mechanical property, has very high intensity, while also having good toughness；In addition, graphene
Also there is extraordinary heat-conductive characteristic and optical property.In materialogy, micro-nano technology, the energy, biomedicine and drug delivery
Etc., graphene is with important application prospects.
At present it is known that graphene production method it is as follows.Two scientists of Univ Manchester UK are from graphite
Graphite flake is separated, then the two sides of thin slice is sticked on a kind of special adhesive tape, tears adhesive tape, graphite one can be divided and be
Two.Continuous operation in this way, then thin slice is more and more thinner, and last they have obtained the graphene that only one layer of carbon atom is constituted.
However, it is not able to satisfy large-scale separation and Extraction above by the method that adhesive tape carries out separation production graphene, because
This needs a kind of to be not only able to satisfy large batch of production but also production efficiency is higher, the more convenient and fast graphene production equipment of operation.
Utility model content
The utility model is to propose in view of the above problems, and its purpose is to provide one kind can produce graphite in enormous quantities
Alkene and high production efficiency and easy to operate graphene stripping off device and graphene production method.
One side according to the present utility model provides a kind of graphene stripping off device, the graphene stripping off device packet
It includes: the first cylinder (such as rotary barrel) comprising inlet port and outlet port；At least one rotating roller is mounted on described
The inside of one cylinder, so that the surface of at least one rotating roller and the medial surface of first cylinder are tangent；Wherein, described
First cylinder and at least one described rotating roller are connect with respective driving mechanism respectively, in operation, described first
Body and at least one described rotating roller can rotate under the driving effect of respective driving mechanism along opposite direction.
Further preferred embodiment according to the present utility model, the graphene stripping off device further include: be fixedly mounted
The second cylinder (such as outer barrel), first cylinder is mounted on the inside of second cylinder, the second cylinder setting
There is closeable drain hole.
Further preferred embodiment according to the present utility model is provided with identical diameter on the inside of second cylinder
At least three supporting parts being spaced apart to angle.
Further preferred embodiment according to the present utility model, one end for being provided with discharge port of first cylinder to
Under be tilted a certain angle.
Further preferred embodiment according to the present utility model, the graphene stripping off device include at least two rotations
Roller, at least two rotating roller are symmetrically installed about the central axes of first cylinder, and in operation, it is described extremely
Few two rotating rollers rotate in same direction.
Further preferred embodiment according to the present utility model, the supporting part are the medial surfaces from second cylinder
The bracket extended towards the lateral surface of first cylinder, the bracket are provided with and institute in one end close to first cylinder
State the support roller of the outside face contact of the first cylinder.
Embodiment still more preferably according to the present utility model, at least one described rotating roller are made of rubber.
The discharge port of embodiment still more preferably according to the present utility model, first cylinder is provided with electromagnetism
Valve.
Embodiment still more preferably according to the present utility model, the closeable drain hole of setting of second cylinder
One end tilt down certain angle.
In addition, another aspect according to the present utility model, also provides a kind of using above-mentioned graphene stripping off device production stone
The method of black alkene, the described method comprises the following steps:
Graphite powder and medium to be processed are mixed into graphite slurry；
The graphite slurry mixed is added to the first cylinder；
First cylinder is assembled in graphene stripping off device；
Start the respective driving mechanism of the first cylinder He at least one rotating roller；
Adjust the first inner cylinder and/or the revolving speed of at least one rotating roller；And
The driving mechanism of the first inner cylinder He at least one rotating roller is closed, the graphene obtained by lift-off processing is collected.
As described above, the graphene stripping off device structure of the utility model is simple, and it is easy for installation, it is raw to can satisfy high-volume
Produce graphene requirement, and high production efficiency and operation it is convenient.
By the way that the description of exemplary embodiment, other features of the utility model be will be apparent referring to the drawings.
Detailed description of the invention
The attached drawing being included in the description and forms part of the description instantiates the exemplary implementation of the utility model
Example, feature and aspect, and be used to explain the principles of the present invention together with explanatory note.
Fig. 1 is to illustrate the schematic cross sectional views of the structure of graphene stripping off device according to the present utility model.
Fig. 2 is to illustrate the view of the outer barrel lid of graphene stripping off device according to the present utility model.
Fig. 3 is to illustrate the flow chart of graphene production process according to the present utility model.
Specific embodiment
The various exemplary embodiments, feature and aspect of the utility model are described in detail below with reference to accompanying drawings.It should refer to
Out, unless specifically stated otherwise, the relative configuration of the component, digital representation and the numerical value that describe in these embodiments does not limit this
The range of utility model.It should be pointed out that the following examples are not intended to limit the scope of the utility model recorded in claim,
And not whole combinations of feature described in these embodiments are necessary to the utility model.
(graphene stripping off device)
In the following, referring to Fig.1 come describe the utility model graphene stripping off device topology example.Fig. 1 is to illustrate basis
The schematic cross sectional views of the structure of the graphene stripping off device of the utility model.Embodiment according to the present utility model, such as Fig. 1 institute
Show, the graphene stripping off device of the utility model includes the outer barrel 4 being fixedly mounted on pedestal, is sleeved on outer barrel 4
Inside inner cylinder 2 (inner cylinder 2 be used as rotary barrel) and be mounted on inner cylinder 2 inside rotating roller 1 (for example, its shape
Shape can be cylinder).Wherein, as shown in Figure 1, outer barrel 4 include dismountable outer barrel lid 10 (below will referring to Fig. 2 into
Row explanation), thus, it is possible to inner cylinder 2 is installed to the inside of outer barrel 4.Rotating roller 1 is assembled in the inside of inner cylinder 2, makes
Obtain the axis parallel of central axes (i.e. the rotation axis) and inner cylinder 2 of rotating roller 1, and the surface of rotating roller 1 and inner cylinder 2
Medial surface it is tangent.
Specifically, as shown in the example of figure 1, the cylindrical surface of rotating roller 1 and the inner cylinder face of inner cylinder 2 are tangent, that is, revolve
The cylindrical surface of transfer roller 1 is just in contact with the inner cylinder face of inner cylinder 2.Embodiment according to the present utility model, as shown in Figure 1,
It is fixedly mounted with central principal axis 7 along the central axes of outer barrel 4, and in the inside of outer barrel 4, inner cylinder 2 is with rotatable
Mode (such as passing through bearing) be mounted on central principal axis 7.In addition, the rotation roller support 5 of bearing rotating roller 1 is installed in
On heart main shaft 7, such as central principal axis 7 passes through the centre bore of rotation roller support 5.Rotating roller 1 is rotatably (such as passing through bearing)
It is supported in rotation roller support 5.
In addition, as shown in Figure 1, outer barrel 4 can be assembled by several shell portions by flange 9.It is practical new at this
In type, the structure of outer barrel 4 is without being limited thereto, can be made of the cylinder of integral type.
Embodiment according to the present utility model, inner cylinder 2 is provided with feed inlet (not shown) and discharge port 11, to pass through
Slurry comprising graphite powder to be processed is packed into inner cylinder 2 by feed inlet, and will be after lift-off processing by discharge port 11
Graphene emitted from inner cylinder 2.Discharge port 11 is provided with valve, such as solenoid valve, so as to complete in strip operation
At preceding closing discharge port 11 to which graphite slurry to be accommodated in the inner in cylinder 2, and discharge port is opened after the completion of strip operation
11 to which graphite slurry to be discharged in outer barrel 4.Make as shown in Figure 1, being provided with such as eight apertures in the end of inner cylinder 2
For discharge port 11.However it is noted that in the present invention, quantity, size and the position of discharge port 11 are not limited to this,
It can be configured according to specific needs.In addition, being used for will as shown in Figure 1, the end of outer barrel 4 is provided with dispensing valve 8
It is discharged into outside device from the graphene after the lift-off processing that inner cylinder 2 gives off to be collected.
Moreover it is preferred that as shown in Figure 1, the outer barrel 4 of the graphene stripping off device of the utility model and being mounted on it
The discharge end one of internal inner cylinder 2 is sloped downwardly certain angle, to be conducive to make the graphene row after lift-off processing
Out.
Embodiment according to the present utility model, inner cylinder 2 are connect with its driving mechanism 12, rotating roller 1 and its driving mechanism 6
Connection, so that inner cylinder 2 and rotating roller 1 can revolve in opposite direction under the driving of each self-driven mechanism in operation
Turn.For example, preferred embodiment according to the present utility model, inner cylinder 2 and rotating roller 1 can be respectively by with V-type bands
The driving of belt wheel traditional mechanism.Alternatively, inner cylinder 2 and/or rotating roller 1 can also be driven by being driven by a motor transmission gear
It is dynamic.Preferred embodiment according to the present utility model, inner cylinder 2 and/or rotating roller 1 can under the driving of its driving mechanism into
Row variable motion can adjust respective revolving speed according to specific operating condition.
In the preferred embodiment of the utility model shown in Fig. 1, in the inside of inner cylinder 2 about wherein axisymmetrical
There are two rotating rollers for ground installation, however according to the requirement of production capacity and specific operating condition, it can also be in the inside of inner cylinder 2 about it
Central axes are arranged symmetrically the rotating roller of other quantity (for example, four or six).In operation, all rotating rollers 1 are along phase
Same direction (i.e. the direction opposite with the direction of rotation of inner cylinder 2) rotation.
Preferred embodiment according to the present utility model, outer barrel 4 and inner cylinder 2 can be made by metal material (such as steel)
At rotating roller 1 can be made of elastic material, rotate in opposite direction to help to mitigate inner cylinder 2 and rotating roller 1
The abrasion occurred in the process.In addition, in the operating process of graphene stripping off device, elastic rotating roller 1 help to make include
The slurry of graphite powder enters between the inner cylinder 2 of relative rotation and rotating roller 1, thus in the inner cylinder being rotated in the opposite sense
The constantly removing to graphite powder is realized under shear action between body 2 and rotating roller 1, thus prepares graphene.According to
The preferred embodiment of the utility model, rotating roller 1 are rubber rollers.Alternatively, rotating roller 1 can be made of polyurethane material.
In addition, preferred embodiment according to the present utility model, as shown in Figure 1, being provided in the inside of outer barrel 4 from it
At least three brackets 3 that the lateral surface of the inward-facing cylinder 2 in inside extends, for guaranteeing in operation when inner cylinder 2 rotates not
It is radially offset from, to play the role of being auxiliarily fixed.Preferably, four brackets 3 are set, and each bracket is with equal
Radial angled spacings are opened.Preferably, it is provided with and the outside face contact of inner cylinder 2 in one end of the close inner cylinder 2 of bracket 3
Support roller, the rotation axis of support roller and the axis parallel of inner cylinder 2, to can either guarantee inner cylinder 2 in rotary course not
It is radially offset from, and can be avoided and wear.
In the following, describing the knot of the outer barrel lid of the graphene stripping off device of embodiment according to the present utility model referring to Fig. 2
Structure.Fig. 2 shows the exemplary structures of the outer barrel lid 10 of the graphene stripping off device of the utility model.Outer barrel lid 10 can be with
It installs for example, by flanged joint to outer barrel 4.As shown in Fig. 2, being provided with the drive for installing inner cylinder 2 on outer barrel lid 10
The connector 14 of the connector 13 of motivation structure 12 and the driving mechanism 6 for installing rotating roller 1.
The foregoing describe graphene stripping off devices according to the present utility model.As described above, the graphene of the utility model
Stripping off device structure is simple and easy for installation, is suitble to produce graphite hydrocarbon product in enormous quantities.
(graphene production method)
In the following, illustrating the method using graphene stripping off device according to the present utility model production graphene.
In specific graphene production operation, graphite powder and medium (soya-bean oil, syrup etc.) are mixed into first
The slurry of processing to be stripped.Then, slurry to be processed is added in inner cylinder 2, the discharge port 11 of inner cylinder 2 is at this time
Closed state.Then, inner cylinder 2 is assembled in outer barrel 4 and outer barrel lid 10 is connected to outer barrel 2.Start inner cylinder 2
With the driving mechanism of rotating roller 1, slurry is mixed between the inner cylinder 2 rotated in mutually opposite directions and rotating roller 1, so that graphite
Powder is constantly removed under the shear action of 1 the two of inner cylinder 2 and rotating roller.After the completion of lift-off processing, inner cylinder 2 is opened
Discharge port 11, the graphene after being release-treated is discharged in outer barrel 4 from discharge port 11.Finally, opening outer barrel 4
Dispensing valve 8 is collected the graphene obtained by removing in outer barrel 4.Furthermore it is possible to for example, by filtering and clearly
Operation is washed to remove remaining medium in graphene, to obtain final graphene product.
Graphene production process according to the present utility model is described in detail referring to Fig. 3.Fig. 3 is illustrated according to originally practical
The flow chart of novel graphene production process.
Firstly, graphite powder and medium to be processed are mixed into graphite slurry in the step S1 of Fig. 3.Specifically,
Graphite powder to be processed is added in the medium such as soya-bean oil, syrup, and being sufficiently stirred keeps graphite powder and medium mixed
It closes uniform.
In step s 2, the graphite slurry mixed is added to inner cylinder 2 by the feed inlet being arranged on inner cylinder 2
In, the discharge port 11 of inner cylinder 2 is in close state at this time.
Next, in step s3, inner cylinder 2 is assembled in graphene stripping off device.Specifically, it will accommodate wait locate
2 sets of inner cylinder of the graphite slurry of reason are filled in outer barrel 4, and outer barrel lid 10 is then connected to outer barrel 4.
Then, in step s 4, start the respective driving mechanism of inner cylinder 2 and rotating roller 1.Specifically, start inner cylinder
The driving mechanism 12 of body 2 and the driving mechanism 6 of rotating roller 1, to start to carry out strip operation to graphite slurry.
In step s 5, the revolving speed of inner cylinder 2 and/or rotating roller 1 is adjusted.Specifically, it is needed in adjusting according to specific
Cylinder 2 and/or the revolving speed of rotating roller 1 simultaneously continue specific time under every kind of rotary regimes, to change the stripping to graphite slurry
From degree.It according to specific needs, can only change the revolving speed of the one of them of inner cylinder 2 and rotating roller 1, and keep other one
Person at the uniform velocity rotates；Or it also can change the revolving speed of both inner cylinder 2 and rotating roller 1.It is according to the present utility model preferably real
Apply example, the revolving speed of rotating roller 1 is adjusted in the range of 4000rpm to 6000rpm, the revolving speed of inner cylinder 2 1000rpm extremely
It is adjusted in the range of 1500rpm.
In step s 6, the driving mechanism of inner cylinder 2 and rotating roller 1 is closed, and collects the stone obtained by lift-off processing
Black alkene.Specifically, the driving mechanism 12 of inner cylinder 2 and the driving mechanism 6 of rotating roller 1 are closed, the drain hole of inner cylinder 2 is opened
11, it is discharged into the graphene for completing lift-off processing in inner cylinder 2 in outer barrel 4 from drain hole 11, then opens outer cylinder
Thus the dispensing valve 8 of body 4 is collected and obtains graphene by lift-off processing.Preferred embodiment according to the present utility model, it is interior
Cylinder 2 and rotating roller 1 persistently rotate 10 seconds to 2 minutes from after reaching desired speed, are then shut off inner cylinder 2 and rotating roller 1
Driving mechanism, and test to the graphene of collection.Such as examine whether the graphene of collection reaches preassigned (e.g.
It is no to reach with a thickness of the laminated structure of about 0.35nm).If not up to preassigned, the utility model can be put into again
Graphene stripping off device carries out aforesaid operations again.
Graphene production method according to the present utility model is easy to operate, can adapt to produce graphene in enormous quantities.
Stated above is only the preferred embodiment of the utility model.It should be pointed out that those skilled in the art exists
The utility model can make a variety of different modification and improvement under the premise of not departing from the basic principle of the utility model,
These modification and improvement also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of graphene stripping off device, which is characterized in that the graphene stripping off device includes:
First cylinder comprising inlet port and outlet port；
At least one rotating roller is mounted on the inside of first cylinder so that the surface of at least one rotating roller with
The medial surface of first cylinder is tangent；
Wherein, first cylinder and at least one described rotating roller are connect with respective driving mechanism respectively, in operating process
In, first cylinder and at least one described rotating roller can be under the driving effects of respective driving mechanism along opposite
Direction rotates.
2. graphene stripping off device according to claim 1, wherein the graphene stripping off device further include:
The second cylinder being fixedly mounted, first cylinder are mounted on the inside of second cylinder, the second cylinder setting
There is closeable drain hole.
3. graphene stripping off device according to claim 2, wherein be provided on the inside of second cylinder with identical
At least three supporting parts that radial angled spacings are opened.
4. graphene stripping off device according to claim 1, wherein one end for being provided with discharge port of first cylinder
Tilt down certain angle.
5. graphene stripping off device according to claim 1, wherein the graphene stripping off device includes at least two rotations
Transfer roller, at least two rotating roller are symmetrically installed about the central axes of first cylinder, and in operation, described
At least two rotating rollers rotate in same direction.
6. graphene stripping off device according to claim 3, wherein the supporting part is from the inside of second cylinder
Facing towards first cylinder lateral surface extend bracket, the bracket close to first cylinder one end be provided with
The support roller of the outside face contact of first cylinder.
7. graphene stripping off device according to claim 1, wherein at least one described rotating roller is by elastic material system
At.
8. graphene stripping off device according to claim 1, wherein the discharge port of first cylinder is provided with electromagnetism
Valve.
9. graphene stripping off device according to claim 2, wherein the closeable drain hole of setting of second cylinder
One end tilt down certain angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920415.0U CN209161494U (en) | 2018-11-21 | 2018-11-21 | Graphene stripping off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821920415.0U CN209161494U (en) | 2018-11-21 | 2018-11-21 | Graphene stripping off device |
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| Publication Number | Publication Date |
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| CN209161494U true CN209161494U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821920415.0U Active CN209161494U (en) | 2018-11-21 | 2018-11-21 | Graphene stripping off device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110859090A (en) * | 2019-12-14 | 2020-03-06 | 芜湖市创源新材料有限公司 | Cylinder type threshing device |
| CN111204746A (en) * | 2018-11-21 | 2020-05-29 | 丰域科技（北京）有限公司 | Graphene stripping device and graphene production method |
-
2018
- 2018-11-21 CN CN201821920415.0U patent/CN209161494U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111204746A (en) * | 2018-11-21 | 2020-05-29 | 丰域科技（北京）有限公司 | Graphene stripping device and graphene production method |
| CN111204746B (en) * | 2018-11-21 | 2024-03-29 | 丰域科技（北京）有限公司 | Graphene stripping device and graphene production method |
| CN110859090A (en) * | 2019-12-14 | 2020-03-06 | 芜湖市创源新材料有限公司 | Cylinder type threshing device |
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