CN220597056U - Device for continuously producing carbon nano tube with assistance of inductor - Google Patents
Device for continuously producing carbon nano tube with assistance of inductor Download PDFInfo
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- CN220597056U CN220597056U CN202322306884.0U CN202322306884U CN220597056U CN 220597056 U CN220597056 U CN 220597056U CN 202322306884 U CN202322306884 U CN 202322306884U CN 220597056 U CN220597056 U CN 220597056U
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- reaction tube
- carbon nanotubes
- inductively
- continuous production
- tube
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 43
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 43
- 238000006243 chemical reaction Methods 0.000 claims abstract description 61
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 239000003054 catalyst Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 11
- 239000010453 quartz Substances 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000010924 continuous production Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 7
- 230000006698 induction Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000004050 hot filament vapor deposition Methods 0.000 description 2
- 229910021392 nanocarbon Inorganic materials 0.000 description 2
- 238000001241 arc-discharge method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model provides a device for continuously producing carbon nano tubes by aid of an inductor. The reactor comprises a reaction tube, wherein the reaction tube is a quartz tube, the inside of the reaction tube is hollow, a feeding device and an exhaust port are arranged at the upper part of the reaction tube, the feeding device is used for conveying a catalyst into the reaction tube, nitrogen sealing devices are arranged at the outer parts of two ends of the reaction tube, an induction coil heating device is arranged at the outer part of the reaction tube, a conical porous plate is arranged in the reaction tube, a discharging device is arranged at the upper end of the conical porous plate, the discharging device is connected with a discharging bin, carbon nanotubes are discharged out of the reaction tube, and an air inlet is arranged at the lower end of the reaction tube. Can solve the problem that the equipment in the prior stage can not continuously produce the carbon nano tube.
Description
Technical Field
The utility model relates to the technical field of nano carbon material manufacturing, in particular to a device for continuously producing carbon nano tubes by aid of an inductor.
Background
The carbon nano tube is used as a coaxial hollow tubular nano-scale material formed by gathering a large number of carbon atoms, and has singular physical and chemical properties. The electrode material has a unique hollow structure, good conductivity, large specific surface area, pores suitable for electrolyte ion migration and a network structure with nanometer scale formed by alternate winding, so the electrode material is considered to be an ideal electrode material of a supercapacitor, especially a high-power supercapacitor, and has attracted extensive attention in recent years and is one of research hotspots in the field.
Carbon nanotubes are typical nanocarbon materials with ultra-large aspect ratios, and are remarkably represented in various fields such as energy storage, nanoelectronics, composite materials, catalyst carriers, and the like. However, high quality carbon nanotubes have been difficult to realize in mass production at low cost. At present, a fluidized bed method, an arc discharge method, a laser evaporation method and a floating catalytic chemical vapor deposition method are mainly adopted for preparing the carbon nano tube. Wherein, the fluidized bed method is difficult to obtain high-quality carbon nanotubes and is commonly used for preparing low-quality multi-wall carbon tubes; the reaction process of arc discharge and a laser evaporation method is difficult to control, impurities are difficult to separate, and continuous mass production is difficult to realize; the floating catalytic chemical vapor deposition method is difficult to control for synthesizing high-quality carbon nanotubes, and the utilization rate of the catalyst is not high. Therefore, the prior art is difficult to realize stable mass preparation of high-quality carbon nanotubes, and the exploration of a simple and complete reaction device is important.
Disclosure of Invention
According to the technical problems mentioned above, an apparatus for continuously producing carbon nanotubes with the aid of an inductor is provided to solve the problem that the prior art cannot continuously produce high quality carbon nanotubes. The utility model adopts the following technical means:
the utility model provides a device of supplementary serialization production carbon nanotube of inductance, includes the reaction tube, inside cavity of reaction tube, reaction tube and ground exist certain inclination, feed arrangement and gas vent are installed on reaction tube upper portion, through feed arrangement carries the catalyst to the reaction tube in, reaction tube both ends outside is provided with nitrogen seal device, reaction tube externally mounted has heating device, heating device is induction coil, be provided with the perforated plate in the reaction tube, the perforated plate lower extreme has discharging device, discharging device is connected with the play feed bin, discharges the carbon nanotube outside the reaction tube through play feed bin, the reaction tube lower extreme is provided with the air inlet. The carbon nano tube produced by the device grows on the catalyst, and the carbon nano tube and the catalyst are discharged at a discharge port at the same time.
Further, the feeding device comprises a star-shaped feeding valve.
Further, the discharging device comprises a star-shaped discharging valve.
Further, the discharging device is arranged perpendicular to the reaction tube.
Further, the nitrogen package is located in an upper portion of the perforated plate.
Further, the gas inlet includes a hydrogen gas inlet, a carbon source gas inlet, and a nitrogen gas inlet.
Further, the inductance coil is sleeved outside the reaction tube, and the sleeved length is about 50cm.
Further, the reaction tube is a quartz tube.
Compared with the prior art, the utility model has the following beneficial effects:
the device for continuously producing the carbon nano tube has the advantages that the heating mode adopts an induction coil for heating, the temperature of a reaction section is more stable, and the device is favorable for producing single-wall/oligowall carbon nano tubes; the two ends of the reaction tube are provided with nitrogen sealing devices, so that the whole reaction is carried out in a closed environment; based on the device, the chemical vapor deposition method is adopted to synthesize the carbon nano tube, so that the high-quality high-yield single-wall/oligowall carbon nano tube can be synthesized; when the device is added with the catalyst, the reaction does not need to be stopped, and the continuous production of the single-wall/oligowall carbon nano tube can be solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of an apparatus for inductively assisted continuous production of carbon nanotubes according to an embodiment of the present utility model;
FIG. 2 is a scanning electron microscope test chart of the carbon nanotubes prepared by the catalyst of the utility model
Wherein, 1-feeder, 2-exhaust port, 3-nitrogen seal device, 4-heater, 5-reaction tube, 6-porous plate, 7-inlet device, 8-discharger and 9-discharge bin.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the embodiment of the utility model discloses a device for continuously producing carbon nanotubes by aid of an inductor, which comprises a reaction tube 5, wherein the inside of the reaction tube is hollow, a certain inclination angle exists between the reaction tube and the ground, so that a catalyst is conveniently conveyed, a feeding device 1 and an exhaust port 2 are arranged at the upper part of the reaction tube, the catalyst is conveyed into the reaction tube through the feeding device, nitrogen sealing devices 3 are arranged at the outer parts of two ends of the reaction tube, a heating device 4 is arranged at the outer part of the reaction tube, a porous plate 6 is arranged in the reaction tube, a discharging device 8 is arranged at the lower end of the porous plate, a discharging bin 9 is connected to the discharging device, the carbon nanotubes are discharged out of the reaction tube through the discharging bin, and an air inlet 7 is arranged at the lower end of the reaction tube. In this embodiment, gaseous hydrocarbon feed enters through inlet 7, passes through reactor tube 5, and exits through outlet 2.
Further, the feeding device comprises a star-shaped feeding valve.
Further, the discharging device comprises a star-shaped discharging valve.
Further, the discharging device is arranged perpendicular to the reaction tube.
Further, the nitrogen sealing device is used for sealing the reaction tube, the nitrogen sealing device is located at the upper portion of the porous plate, and the nitrogen sealing device 3 adopted in this embodiment is in the prior art, and will not be described herein.
Further, the gas inlet includes a hydrogen gas inlet, a carbon source gas inlet, and a nitrogen gas inlet.
Further, the heating device comprises an induction coil sleeved outside the reaction tube, so that the heating device is good in heating performance and is more uniformly and stably heated.
Further, the reaction tube is a quartz tube.
The working principle of the utility model is as follows: the gaseous hydrocarbon raw material enters the air inlet 7, the gaseous hydrocarbon is cracked at high temperature, the feeding device 1 starts to work, the catalyst is filled in, after the reaction time of the catalyst in the reaction tube 5 reaches the limit, the reaction tube 5 is obliquely arranged, the carbon nano tube is conveniently discharged, the grown carbon nano tube is discharged through the star-shaped discharging valve of the discharging device 8, and the carbon nano tube is discharged into the discharging bin 9. The finished product is shown in figure 2.
In conclusion, the device for continuously producing the carbon nano tube assisted by the inductor has stable reaction and good effect, does not need to stop the reaction in the filling process, can stably synthesize the single-wall/oligowall carbon nano tube, synthesizes the high-quality high-yield carbon nano tube, and simultaneously can realize continuous production.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. The utility model provides a device of supplementary serialization production carbon nanotube of inductance, its characterized in that, includes the reaction tube, the inside cavity of reaction tube, reaction tube and ground exist certain inclination, feed arrangement and gas vent are installed on reaction tube upper portion, through feed arrangement carries the catalyst to the reaction tube in, reaction tube both ends outside is provided with nitrogen seal device, reaction tube externally mounted has heating device, heating device is the inductor, be provided with the perforated plate in the reaction tube, the perforated plate lower extreme is provided with discharging device, discharging device is connected with the play feed bin, discharges the carbon nanotube outside the reaction tube through play feed bin, the reaction tube lower extreme is provided with the air inlet.
2. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said feeding means comprises a star-shaped feeding valve.
3. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said discharge means comprises a star-shaped discharge valve.
4. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said discharge means is disposed perpendicular to the reaction tube.
5. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said nitrogen encapsulation is positioned above a porous plate.
6. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said gas inlet comprises a hydrogen gas inlet, a carbon source gas inlet, and a nitrogen gas inlet.
7. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said inductive coil is sleeved outside the reaction tube.
8. The apparatus for inductively assisted continuous production of carbon nanotubes of claim 1, wherein said reaction tube is a quartz tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306884.0U CN220597056U (en) | 2023-08-24 | 2023-08-24 | Device for continuously producing carbon nano tube with assistance of inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306884.0U CN220597056U (en) | 2023-08-24 | 2023-08-24 | Device for continuously producing carbon nano tube with assistance of inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220597056U true CN220597056U (en) | 2024-03-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322306884.0U Active CN220597056U (en) | 2023-08-24 | 2023-08-24 | Device for continuously producing carbon nano tube with assistance of inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220597056U (en) |
-
2023
- 2023-08-24 CN CN202322306884.0U patent/CN220597056U/en active Active
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