CN210700017U - Automatic production line for carbon nanotubes - Google Patents
Automatic production line for carbon nanotubes Download PDFInfo
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- CN210700017U CN210700017U CN201921378615.2U CN201921378615U CN210700017U CN 210700017 U CN210700017 U CN 210700017U CN 201921378615 U CN201921378615 U CN 201921378615U CN 210700017 U CN210700017 U CN 210700017U
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Abstract
The utility model discloses an automatic production line of carbon nanotubes, which comprises a frame, a carbon nanotube reaction device, a carbon nanotube receiving and cooling pipe, a carbon nanotube conveying device and a control system; the carbon nanotube reaction device comprises a reaction kettle, a heating and heat-preserving device, a gas conveying device, a catalyst adding device and a stirring and pushing device, wherein a discharge pipe I is arranged at the discharge end of the reaction kettle, and a solenoid valve I is arranged on the discharge pipe I; the carbon nano tube receiving and cooling tube comprises a cooling tube, an auger arranged in the cooling tube and a servo motor II connected with the auger, the cooling tube is communicated with a discharge tube I, the outlet of the end part of the cooling tube is connected with a discharge tube II, and the discharge tube II is provided with an electromagnetic valve II; the carbon nano tube conveying device is arranged below the discharge pipe II; the control system is used for controlling the operation of the servo motor I, the servo motor II, the electromagnetic valve I and the electromagnetic valve II. People do not contact with the product in the production process of the production line, so that the harm of the carbon nano tube to the people is avoided; and continuous production can be realized, and the production efficiency is improved.
Description
Technical Field
The utility model relates to a carbon nanotube production facility.
Background
Carbon nanotubes, also known as buckytubes, are one-dimensional quantum materials with a special structure (radial dimension is nanometer magnitude, axial dimension is micrometer magnitude, both ends of the tube are basically sealed). Due to the hydrogen storage characteristics of the carbon nano tube, the carbon nano tube has great development prospect in the field of current battery manufacturing.
The commonly used preparation methods of carbon nanotubes mainly include: arc discharge, laser ablation, chemical vapor deposition (pyrolysis of hydrocarbon gas), solid phase pyrolysis, and catalytic pyrolysis. In the preparation process of the carbon nano tube, a human body can be injured to a certain extent by contacting the carbon nano tube, and the air inhalation of the carbon nano tube can cause the formation of lung cancer, pneumoconiosis, granuloma or mesothelioma.
Disclosure of Invention
The utility model aims to realize continuous production and realize the full-automatic production line of producing carbon nanotubes by adopting a catalytic cracking method in an unmanned workshop production mode.
The utility model adopts the technical scheme as follows: an automatic production line of carbon nanotubes comprises a frame, a carbon nanotube reaction device, a carbon nanotube receiving and cooling tube, a carbon nanotube conveying device and a control system; the carbon nanotube reaction device is positioned on the upper layer of the frame and comprises a reaction kettle, a heating and heat-insulating device, a gas conveying device, a catalyst adding device and a stirring and pushing device, wherein the heating and heat-insulating device is wrapped outside the reaction kettle, the gas conveying device and the catalyst adding device are positioned at the feeding end of the reaction kettle and are communicated with the inside of the reaction kettle, the stirring and pushing device comprises a stainless steel auger penetrating through the inside of the reaction kettle, two ends of the stainless steel auger are hermetically connected with end covers at two ends of the reaction kettle in a mechanical manner, one end of the stainless steel auger is connected with a servo motor I through a chain, a downward discharge pipe I is arranged at the discharge end of the reaction kettle, and a solenoid valve I is arranged on; the carbon nano tube receiving and cooling pipe is positioned on the middle layer of the rack and comprises a cooling pipe arranged horizontally, an auger arranged in the cooling pipe and a servo motor II connected with the auger, the feeding end of the cooling pipe is communicated with a discharging pipe I, the outlet of the end part of the cooling pipe is connected with a downward discharging pipe II, and a solenoid valve II is arranged on the discharging pipe II; the carbon nano tube conveying device is positioned on the lower layer of the rack and comprises a conveying belt arranged below the discharge pipe II; the control system is used for controlling the operation of the servo motor I, the servo motor II, the electromagnetic valve I and the electromagnetic valve II.
Preferably, the gas conveying device comprises a gas inlet pipe communicated with the reaction kettle, and the catalyst adding device is a dosing pump arranged on the gas inlet pipe.
Preferably, the heating and heat-preserving device is a heating furnace.
Furthermore, the production line comprises a plurality of carbon nanotube reaction devices and carbon nanotube receiving and cooling pipes which are arranged on the rack, and the plurality of carbon nanotube reaction devices and the carbon nanotube receiving and cooling pipes are connected together through a carbon nanotube conveying device.
The beneficial effects of the utility model reside in that: compared with the current production line of the carbon nanotube catalytic cracking method, the production line of the utility model has the advantages that people do not contact with the product in the production process, thus avoiding the harm of the carbon nanotube to people; the production line can be used for continuous production, so that the production efficiency can be greatly improved; the production line can be connected together by a plurality of conveying devices, and can produce the carbon nano tubes in a large scale.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic diagram of a production line including two carbon nanotube reaction devices and a carbon nanotube receiving and cooling tube.
Detailed Description
To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below.
As shown in fig. 1, an automatic production line of carbon nanotubes of this embodiment includes a frame 1, a carbon nanotube reaction device, a carbon nanotube receiving and cooling tube, a carbon nanotube conveying device, and a control system.
The carbon nanotube reaction device is positioned on the upper layer of the frame 1 and comprises a reaction kettle 5, a heating furnace 4, a gas conveying device, a catalyst adding device and a stirring and pushing device. Heating furnace 4 parcel is outside at reation kettle 5, gas delivery device, catalyst add the device be located reation kettle feed end and with the inside intercommunication of reation kettle, in this embodiment gas delivery device includes the intake pipe 2 with 5 intercommunications of reation kettle, the catalyst adds the device for setting up dosing pump 3 on intake pipe 2. Stirring pusher is including running through in the inside stainless steel auger 6 of reation kettle, and 6 both ends of stainless steel auger and reation kettle both ends end cover adopt mechanical seal sealing to be connected, and the one end of stainless steel auger is passed through chain 7 and is connected with servo motor I10, and 5 discharge ends of reation kettle are provided with decurrent discharging pipe I8, are equipped with solenoid valve I9 on discharging pipe I8.
The carbon nano tube receiving and cooling pipe is positioned on the middle layer of the rack and comprises a cooling pipe 11 horizontally arranged, an auger 12 arranged in the cooling pipe 11 and a servo motor II 14 connected with the auger 12, the feed end of the cooling pipe 11 is communicated with a discharge pipe I8, the outlet of the end part of the cooling pipe 11 is connected with a downward discharge pipe II 13, and an electromagnetic valve II 15 is arranged on the discharge pipe II 13.
The carbon nano tube conveying device is positioned on the lower layer of the rack and comprises a conveying belt 16 arranged below the discharge pipe II.
The control system is used for controlling the operation of the servo motor I10, the servo motor II 14, the electromagnetic valve I9 and the electromagnetic valve II 15.
As shown in fig. 2, the production line may include a plurality of carbon nanotube reaction devices and carbon nanotube receiving and cooling tubes mounted on a rack, and the plurality of carbon nanotube reaction devices and the plurality of carbon nanotube receiving and cooling tubes are connected together by a carbon nanotube conveying device.
The equipment production process flow comprises the following steps:
the reaction kettle 5 is made of 310S stainless steel, and in order to ensure the sealing performance of the reaction kettle, the two ends of the reaction kettle adopt mechanical seals to seal the gap of the shaft. Heating the reaction kettle 5 to 600-800 ℃ through an external heating furnace 4, introducing nitrogen for 30 minutes, and exhausting air in the reaction kettle 5; then a servo motor 10 drives a stainless steel packing auger 6 to rotate according to a program through a chain 7, a catalyst is blown into a reaction kettle 5 through nitrogen gas through an air inlet pipe 2 by a quantitative pump 3, at the moment, propane gas is introduced, the flow rate is controlled to be 2-3 kg/h, and at the moment, the propane gas and the catalyst in the reaction kettle start to react. The stainless steel auger 6 pushes the carbon nano tube product generated by the reaction to the outlet at the other end of the reaction kettle 5 while stirring by program control, and the carbon nano tube product is discharged into the cooling pipe 11 through the electromagnetic valve I9. The carbon nano tube in the cooling tube 11 is conveyed to the outlet at the end part of the cooling tube 11 through the packing auger 12, and the temperature of the carbon nano tube material in the cooling tube is reduced to be below 200 ℃. The carbon nanotube products in the cooling pipe 11 fall onto the conveying belt 16 through the electromagnetic valve II 15, and the carbon nanotube products are conveyed to the centralized disposal chamber through the conveying belt 16 in a centralized manner so as to be processed in the next step, and the carbon nanotubes do not contact with human bodies in the whole production process.
Many modifications and other embodiments of the invention will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Therefore, it is to be understood that the inventions are not to be limited to the specific embodiments disclosed and that modifications and other embodiments are intended to be included within the scope of the appended claims. Although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (5)
1. The utility model provides a carbon nanotube automation line, includes the frame, its characterized in that: also comprises a carbon nano tube reaction device, a carbon nano tube receiving and cooling tube, a carbon nano tube conveying device and a control system,
the carbon nanotube reaction device is positioned on the upper layer of the frame and comprises a reaction kettle, a heating and heat-insulating device, a gas conveying device, a catalyst adding device and a stirring and pushing device, wherein the heating and heat-insulating device is wrapped outside the reaction kettle, the gas conveying device and the catalyst adding device are positioned at the feeding end of the reaction kettle and are communicated with the inside of the reaction kettle, the stirring and pushing device comprises a stainless steel auger penetrating through the inside of the reaction kettle, two ends of the stainless steel auger are connected with end covers at two ends of the reaction kettle in a mechanical sealing manner, one end of the stainless steel auger is connected with a servo motor I through a chain, a downward discharge pipe I is arranged at the discharge end of the reaction kettle, and a solenoid valve I is arranged;
the carbon nano tube receiving and cooling pipe is positioned on the middle layer of the rack and comprises a cooling pipe arranged horizontally, an auger arranged in the cooling pipe and a servo motor II connected with the auger, the feeding end of the cooling pipe is communicated with a discharging pipe I, the outlet of the end part of the cooling pipe is connected with a downward discharging pipe II, and a solenoid valve II is arranged on the discharging pipe II;
the carbon nano tube conveying device is positioned on the lower layer of the rack and comprises a conveying belt arranged below the discharge pipe II;
the control system is used for controlling the operation of the servo motor I, the servo motor II, the electromagnetic valve I and the electromagnetic valve II.
2. The automatic production line of carbon nanotubes as claimed in claim 1, wherein: the gas conveying device comprises a gas inlet pipe communicated with the reaction kettle, and the catalyst adding device is a dosing pump arranged on the gas inlet pipe.
3. The automatic production line of carbon nanotubes as claimed in claim 1, wherein: the heating and heat-preserving device is a heating furnace.
4. The automatic production line of carbon nanotubes as claimed in claim 1, wherein: and a circulating cooling water belt is arranged on the outer wall of the cooling pipe.
5. The carbon nanotube automatic production line according to any one of claims 1 to 4, wherein: the production line comprises a plurality of carbon nanotube reaction devices and carbon nanotube receiving and cooling pipes which are arranged on a rack, wherein the plurality of carbon nanotube reaction devices and the carbon nanotube receiving and cooling pipes are connected together through a carbon nanotube conveying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378615.2U CN210700017U (en) | 2019-08-23 | 2019-08-23 | Automatic production line for carbon nanotubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921378615.2U CN210700017U (en) | 2019-08-23 | 2019-08-23 | Automatic production line for carbon nanotubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210700017U true CN210700017U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921378615.2U Active CN210700017U (en) | 2019-08-23 | 2019-08-23 | Automatic production line for carbon nanotubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210700017U (en) |
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2019
- 2019-08-23 CN CN201921378615.2U patent/CN210700017U/en active Active
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