CN215087928U - Laboratory equipment for preparing graphene by using tar residues - Google Patents
Laboratory equipment for preparing graphene by using tar residues Download PDFInfo
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- CN215087928U CN215087928U CN202120397317.9U CN202120397317U CN215087928U CN 215087928 U CN215087928 U CN 215087928U CN 202120397317 U CN202120397317 U CN 202120397317U CN 215087928 U CN215087928 U CN 215087928U
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Abstract
The utility model relates to an utilize laboratory equipment of tar sediment preparation graphite alkene belongs to the technical field of waste recovery recycles in the coking production process. The technical scheme is as follows: the device comprises a tar residue conveying device (1), a heating furnace A (2), a flushing tank (3), a liquid pump (4), a centrifugal separation and drying integrated machine (5), a ball mill (6), a screening machine (7) and a heating furnace B (8) which are sequentially arranged in sequence, wherein a discharge port (1-6) of the tar residue conveying device (1) is positioned above an inlet of the heating furnace A (2), an outlet of the liquid pump (4) and an inlet of the centrifugal separation and drying integrated machine (5) are connected through a pipeline, an outlet of the centrifugal separation and drying integrated machine (5) is connected with an inlet of the ball mill (7), and an outlet of the ball mill (7) is over against a feed port (7-1) of the screening machine (7). The utility model has the advantages that: the method can be used for preparing the graphene by using the tar residues in batches, quickly and efficiently.
Description
Technical Field
The utility model relates to an utilize laboratory equipment of tar sediment preparation graphite alkene belongs to the technical field of waste recovery recycles in the coking production process.
Background
The tar residue is solid waste generated in the coking production process, is viscous waste residue and comprises the following main components: coal dust, coke powder, asphalt powder, free carbon generated by pyrolysis at the top of the carbonization chamber, porous substances brought by cleaning the ascending pipe and the gas collecting pipe, polymers of tar and asphalt and the like which are toxic and harmful to human bodies. At present, coal blending and coking are mixed in a common treatment method, but the tar residues are easy to adhere to equipment due to high viscosity, so that the operation of the equipment is influenced, and the accuracy of blending is influenced.
Graphene is a material in a hexagonal honeycomb lattice composed of carbon atoms with sp hybridized orbitals. Graphene has the characteristics of high strength and large specific surface area, and is the thinnest and hardest nano material in the world. The graphene has excellent performances, but the preparation cost is high, so that the research adopts the tar residues as the material to prepare the graphene, provides a new idea for the utilization of the tar residues, and simultaneously reduces the preparation cost of the graphene.
Patent 201310540508.6 discloses a method for preparing multi-layer graphene from tar residues, wherein the main preparation device of graphene comprises a small crucible, a large crucible, a microwave oven, etc., and the preparation device can only prepare a small amount of graphene product at a time, and cannot continuously produce the graphene product in batch.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an utilize laboratory equipment of tar sediment preparation graphite alkene can utilize tar sediment preparation graphite alkene, the problem that exists in the solution background art in batches, quick, the efficient.
The technical scheme of the utility model is that:
a laboratory device for preparing graphene by using tar residues comprises a tar residue conveying device, a heating furnace A, a flushing tank, a liquid pump, a centrifugal separation and drying integrated machine, a ball mill, a screening machine and a heating furnace B which are sequentially arranged;
the tar residue conveying device comprises a rotating handle, a feeding port, a casing, a spiral blade, a stirring shaft, a discharging port and a base, wherein the casing is cylindrical, two ends of the casing are sealed, the cylindrical casing is fixed on the base in a horizontal state, the feeding port is radially arranged at one end of the casing, the discharging port is axially arranged at the other end of the casing, the stirring shaft is arranged on the central line of the casing, the spiral blade matched with the inner diameter of the casing is arranged on the stirring shaft, the rotating handle is arranged at one end, close to the feeding port, of the stirring shaft, and the rotating handle is positioned outside the casing;
the screening machine comprises a feeding hole, a scraping plate, a push-pull rod, a box body, a discharging hole, a handle, a screen frame pad frame and a collecting tank, wherein the box body is of a rectangular box body structure with a lower opening, the screen frame pad frame is of a rectangular frame structure matched with the box body, the box body is fixed on the screen frame pad frame, the feeding hole is formed above the box body, the scraping plate and the push-pull rod are vertically arranged in the box body, the push-pull rod is horizontally arranged, one end of the push-pull rod is connected with the scraping plate, and the other end of the push-pull rod penetrates out of the box body and is provided with the handle; the screen cloth sets up between box and reel pad frame, is equipped with a feed opening on the box of screen cloth both sides respectively, the below of feed opening is equipped with the collecting vat.
The discharging port in the tar residue conveying device is positioned above the inlet of the heating furnace A, the flushing tank is provided with a water inlet and a water outlet, a filter plate is installed in the flushing tank, the inlet of the liquid pump is arranged in the flushing tank, the outlet of the liquid pump and the inlet of the centrifugal separation and drying integrated machine are connected through a pipeline, the outlet of the centrifugal separation and drying integrated machine is connected with the inlet of the ball mill, and the outlet of the ball mill is opposite to the feeding port of the screening machine.
And the two ends of the stirring shaft are rotatably connected with the machine shell through bearings.
The base is of a U-shaped structure.
The scraping plates vertically arranged in the box body are connected with the inner side of the box body in a sliding mode.
The screen comprises a screen mesh and a screen frame, wherein the screen frame is arranged on the screen mesh, and the screen frame is arranged on the screen frame.
The heating furnace A, the washing tank, the liquid pump, the centrifugal separation and drying all-in-one machine, the ball mill and the heating furnace B are all technical contents known in the field, wherein the heating furnace A and the heating furnace B are both atmosphere heating furnaces with the model of SMX1800-20, the centrifugal separation and drying all-in-one machine is SHY800, and the ball mill is MQ750 multiplied by 1060.
Adopt the utility model discloses, during the tar sediment preparation graphite alkene, carry out the thermal treatment carbonization in heating furnace A through tar sediment conveyor after mixing tar sediment and alkaline active agent according to the mass ratio, cool off to the room temperature after the carbonization, and pour the mixed material into the flushing tank, dry in passing through liquid pump pumping to the dry integrative machine of centrifugal separation with solid-liquid mixture after the washing, add the material to the ball mill after the drying, the ball mill export is just to the feed inlet at screening machine box top, pack into the tray in the reel pad frame, a tiling tinfoil in the tray, the material after through the screen cloth forms thin one deck on the tinfoil, the material that does not pass through the screen cloth gets into the material collecting box through the feed opening, this material can pour into again and grind in the ball mill. And taking out the tray and putting the tray and the tinfoil into a heating furnace B, introducing inert gas, and controlling the appropriate time and temperature to obtain the graphene product.
The utility model has the advantages that: the method can be used for preparing the graphene by using the tar residues in batches, quickly and efficiently.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a tar residue conveying device;
figure 3 is a schematic view of a screening machine;
figure 4 is a front view of the screen housing;
FIG. 5 is a top view of the screen housing;
FIG. 6 is a schematic view of a screen installation;
in the figure: the device comprises a tar residue conveying device 1, a heating furnace A2, a flushing tank 3, a liquid pump 4, a centrifugal separation and drying integrated machine 5, a ball mill 6, a sieving machine 7, a heating furnace B8, a rotary handle 1-1, a feeding port 1-2, a machine shell 1-3, helical blades 1-4, a stirring shaft 1-5, a discharging port 1-6, a base 1-7, fastening bolts 1-8, a pressing plate 1-9, threaded holes 1-10, a water inlet valve 3-1, a water outlet valve 3-2, a microporous ceramic filter plate 3-3, a feeding port 7-1, a scraping plate 7-2, a push-pull rod 7-3, a box body 7-4, a discharging port 7-5, a handle 7-6, a screen 7-7, a box body bottom frame 7-8, a screen frame cushion frame inner frame 7-9, a centrifugal separation and drying integrated machine 7, A screen frame cushion frame 7-10 and a collecting tank 7-11.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1-6, the laboratory equipment for preparing graphene by using tar residues comprises a tar residue conveying device 1, a heating furnace A2, a flushing tank 3, a liquid pump 4, a centrifugal separation and drying integrated machine 5, a ball mill 6, a screening machine 7 and a heating furnace B8 which are sequentially arranged;
the tar residue conveying device 1 comprises a rotating handle 1-1, a feeding port 1-2, a machine shell 1-3, a helical blade 1-4, a stirring shaft 1-5, a discharging port 1-6 and a base 1-7, wherein the machine shell 1-3 is cylindrical with two closed ends, the cylindrical machine shell 1-3 is fixed on the base 1-7 in a horizontal state, one end of the machine shell 1-3 is radially provided with the feeding port 1-2, the other end of the machine shell 1-3 is axially provided with the discharging port 1-6, the central line of the machine shell 1-3 is provided with the stirring shaft 1-5, the stirring shaft 1-5 is provided with the helical blade 1-4 matched with the inner diameter of the machine shell 1-3, one end of the stirring shaft 1-5 close to the feeding port 1-2 is provided with the rotating handle 1-1, the rotating handle 1-1 is positioned outside the machine shell 1-3;
the screening machine 7 comprises a feed inlet 7-1, a scraper 7-2, a push-pull rod 7-3, a box body 7-4, a feed outlet 7-5, a handle 7-6, a screen 7-7, a screen frame cushion frame 7-10 and a collecting tank 7-11, the box body 7-4 is of a rectangular box body structure with a lower opening, the screen frame cushion frame 7-10 is of a rectangular frame structure matched with the box body 7-4, the box body 7-4 is fixed on the screen frame cushion frame 7-10, a feed inlet 7-1 is formed above the box body 7-4, a vertically arranged scraper 7-2 and a horizontally arranged push-pull rod 7-3 are arranged in the box body 7-4, one end of the push-pull rod 7-3 is connected with the scraper 7-2, and the other end of the push-pull rod 7-3 penetrates through the box body 7-4 and is provided with a handle 7-6; the screen 7-7 is arranged between the box body 7-4 and the screen frame cushion frame 7-10, the box bodies 7-4 on the two sides of the screen 7-7 are respectively provided with a feed opening 7-5, and a collecting groove 7-11 is arranged below the feed opening 7-5.
The device is characterized in that a discharge port 1-6 in the tar residue conveying device 1 is positioned above an inlet of a heating furnace A2, a washing tank 3 is provided with a water inlet and a water outlet, a filter plate is installed in the washing tank, an inlet of a liquid pump 4 is arranged in the washing tank 3, an outlet of the liquid pump 4 is connected with an inlet of a centrifugal separation and drying integrated machine 5 through a pipeline, an outlet of the centrifugal separation and drying integrated machine 5 is connected with an inlet of a ball mill 7, and an outlet of the ball mill 7 is opposite to a feed port 7-1 of the screening machine 7.
In this embodiment, referring to fig. 1, a casing 1-3 is cylindrical, a material inlet 1-2 and a material outlet 1-6 are provided on the casing, the material inlet 1-2 is a tapered structure with a large top and a small bottom, and a stirring shaft 1-5 is horizontally installed in the cylindrical casing along the axial direction. The left end and the right end of the stirring shaft 1-5 are arranged on the center of the shell 1-3 through bearings, the stirring shaft 1-5 is fixedly provided with a helical blade 1-4, the helical blade 1-4 and the stirring shaft 1-5 rotate synchronously, the end part of the stirring shaft 1-5 is provided with a shaft head sealing structure, and one side of the stirring shaft 1-5 is provided with a rotating handle 1-1.
The machine shell 1-3 is fixedly arranged on the U-shaped base 1-7, the fastening bolt 1-8 penetrates into the U-shaped base 1-7 from a threaded hole 1-10 formed in the bottom of the U-shaped base 1-7, and the top end of the fastening bolt is provided with a pressing plate 1-9.
Referring to the attached drawings 3-6, a feed inlet 7-1 is formed in the top of a box body 7-4, a push-pull rod 7-3 is horizontally arranged in the box body 7-4, one end of the push-pull rod 7-3 is fixedly connected with a scraper 7-2, the other end of the push-pull rod 7-3 penetrates through the box body 7-4 and is fixedly connected with an outer handle 7-6 of the box body 7-4, the scraper 7-2 can slide to the other side from one side of the box body 7-4 along the horizontal direction of a screen surface, and feed openings 7-5 are formed in the box body 7-4 at two ends of the push-pull rod 7-3 in the moving direction.
Referring to the attached drawing 1, the specific process for preparing graphene by using tar residues is as follows:
adding the tar residue and the alkaline active agent into a tar residue conveying device from a feeding port simultaneously according to the mass ratio, and shaking a handle to mix the tar residue and the alkaline active agent and discharge the mixture from a discharging port.
Carrying out heat treatment carbonization on the mixed materials, and the process is as follows: and (3) putting the ground mixture into an atmosphere furnace for heating, introducing inert gas, controlling the heating rate to be 30-50 ℃ per minute, heating to 800-1000 ℃, and heating for 100-300 minutes at constant temperature under the condition.
Cooling to room temperature after carbonization, pouring the mixture into a flushing tank, opening a water inlet valve 3-1, adding 1:1 hydrochloric acid solution, closing the water inlet valve 3-1 when the pH value is detected to be 6-8, selecting whether to open a water outlet valve 3-2 according to the amount of water in the tank, opening the water outlet valve 3-2 when the amount of water in the tank is excessive, discharging clear liquid below the microporous ceramic filter plate, directly starting a liquid pump 4 when the amount of water in the tank is small, and pumping the solid-liquid mixture into a centrifugal separation and drying integrated machine.
After drying, the material was added to the ball mill 6 from the ball mill feed inlet.
The outlet of the ball mill is opposite to a feeding port 7-1 at the top of the sieving machine box body, and the materials fall on a screen 7-6.
And (3) loading a tray in the screen frame cushion frame 7-7, flatly paving a tin foil in the tray, forming a thin layer on the tin foil by the screened material, and controlling the thickness of the thin layer according to the dragging times. Two ends of the sieving machine box body are provided with material outlets 7-5, materials which do not pass through the screen mesh enter the material collecting boxes 7-8 through the outlets, and the materials can be poured into the ball mill again for grinding.
And taking out the tray and putting the tray and the tinfoil into an atmosphere furnace, introducing inert gas, and controlling the appropriate time and temperature to obtain the graphene product.
Claims (5)
1. The utility model provides an utilize laboratory equipment of tar sediment preparation graphite alkene which characterized in that: the device comprises a tar residue conveying device (1), a heating furnace A (2), a flushing tank (3), a liquid pump (4), a centrifugal separation and drying integrated machine (5), a ball mill (6), a screening machine (7) and a heating furnace B (8) which are sequentially arranged;
the tar residue conveying device (1) comprises a rotating handle (1-1), a feeding port (1-2), a casing (1-3), helical blades (1-4), a stirring shaft (1-5), a discharging port (1-6) and a base (1-7), wherein the casing (1-3) is cylindrical with two closed ends, the cylindrical casing (1-3) is fixed on the base (1-7) in a horizontal state, the feeding port (1-2) is radially arranged at one end of the casing (1-3), the discharging port (1-6) is axially arranged at the other end of the casing (1-3), the stirring shaft (1-5) is arranged on the central line of the casing (1-3), the helical blades (1-4) matched with the inner diameter of the casing (1-3) are arranged on the stirring shaft (1-5), one end of the stirring shaft (1-5) close to the feeding port (1-2) is provided with a rotating handle (1-1), and the rotating handle (1-1) is positioned outside the shell (1-3);
the screening machine (7) comprises a feeding hole (7-1), scrapers (7-2), a push-pull rod (7-3), a box body (7-4), a feed opening (7-5), a handle (7-6), a screen (7-7), a screen frame cushion frame (7-10) and a collecting tank (7-11), wherein the box body (7-4) is of a rectangular box body structure with a lower opening, the screen frame cushion frame (7-10) is of a rectangular frame structure matched with the box body (7-4), the box body (7-4) is fixed on the screen frame cushion frame (7-10), the feeding hole (7-1) is formed above the box body (7-4), the scrapers (7-2) which are vertically arranged and the push-pull rod (7-3) which is horizontally arranged are arranged in the box body (7-4), one end of the push-pull rod (7-3) is connected with the scrapers (7-2), the other end of the push-pull rod (7-3) penetrates through the box body (7-4) and is provided with a handle (7-6); the screen (7-7) is arranged between the box body (7-4) and the screen frame cushion frame (7-10), the box body (7-4) at the two sides of the screen (7-7) is respectively provided with a feed opening (7-5), a collecting tank (7-11) is arranged below the feed opening (7-5), a discharge opening (1-6) in the tar residue conveying device (1) is positioned above an inlet of the heating furnace A (2), a water inlet and a water outlet are formed in the flushing tank (3), a filter plate is installed in the tank, an inlet of the liquid pump (4) is arranged in the flushing tank (3), an outlet of the liquid pump (4) is connected with an inlet of the centrifugal separation and drying integrated machine (5) through a pipeline, an outlet of the centrifugal separation and drying integrated machine (5) is connected with an inlet of the ball mill (6), and an outlet of the ball mill (6) is over against a feed opening (7-1) of the screening machine (7).
2. The laboratory equipment for preparing graphene by using tar residues as claimed in claim 1, wherein: the two ends of the stirring shaft (1-5) are rotatably connected with the machine shell (1-3) through bearings.
3. The laboratory equipment for preparing graphene by using tar residues as claimed in claim 1, wherein: the base (1-7) is of a U-shaped structure.
4. The laboratory equipment for preparing graphene by using tar residues as claimed in claim 1, wherein: the scraping plate (7-2) vertically arranged in the box body (7-4) is connected with the inner side of the box body (7-4) in a sliding way.
5. The laboratory equipment for preparing graphene by using tar residues as claimed in claim 1 or 4, wherein: the composition also comprises a tray and a tin foil paved on the tray, wherein the tray is fixed in a screen frame cushion frame (7-10) below the screen (7-7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397317.9U CN215087928U (en) | 2021-02-23 | 2021-02-23 | Laboratory equipment for preparing graphene by using tar residues |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120397317.9U CN215087928U (en) | 2021-02-23 | 2021-02-23 | Laboratory equipment for preparing graphene by using tar residues |
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| Publication Number | Publication Date |
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| CN215087928U true CN215087928U (en) | 2021-12-10 |
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| CN202120397317.9U Withdrawn - After Issue CN215087928U (en) | 2021-02-23 | 2021-02-23 | Laboratory equipment for preparing graphene by using tar residues |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145283A (en) * | 2021-02-23 | 2021-07-23 | 邯郸钢铁集团有限责任公司 | Laboratory equipment and method for preparing graphene by using tar residues |
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2021
- 2021-02-23 CN CN202120397317.9U patent/CN215087928U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113145283A (en) * | 2021-02-23 | 2021-07-23 | 邯郸钢铁集团有限责任公司 | Laboratory equipment and method for preparing graphene by using tar residues |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211210 Effective date of abandoning: 20230630 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211210 Effective date of abandoning: 20230630 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |