CN210458056U - Biomass thermal cracking charcoal making device - Google Patents
Biomass thermal cracking charcoal making device Download PDFInfo
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- CN210458056U CN210458056U CN201921395811.0U CN201921395811U CN210458056U CN 210458056 U CN210458056 U CN 210458056U CN 201921395811 U CN201921395811 U CN 201921395811U CN 210458056 U CN210458056 U CN 210458056U
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- reaction tube
- thermal cracking
- quartz reaction
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- furnace
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Abstract
The utility model discloses a biomass thermal cracking charcoal making device. The biomass thermal cracking charcoal making device comprises a gas circuit system, a reaction furnace and a tail gas treatment device, wherein a furnace chamber and a heating medium are arranged in the reaction furnace, the furnace chamber is perpendicular to the bottom surface of the reaction furnace, the furnace chamber penetrates through the reaction furnace, a detachable quartz reaction tube is embedded in the reaction furnace, the top of the quartz reaction tube is provided with a gas inlet end, the diameter width of the gas inlet end is larger than that of the furnace chamber, the gas inlet end is connected with the gas circuit system, the bottom of the quartz reaction tube is provided with a discharge end, and the discharge end is connected with the tail gas treatment device. Biomass thermal cracking system charcoal device, convenient dismantlement of structure, the flexible operation, and can absorb tail gas and bio-oil smoothly, avoid blocking the pipeline.
Description
Technical Field
The utility model relates to a system charcoal device belongs to heating reaction equipment technical field, concretely relates to living beings thermal cracking system charcoal device.
Background
In the technical field of chemical industry, the preparation of biochar by thermal cracking of biomass is an important reaction process, a thermal cracking furnace is an indispensable reaction device, and the device is mainly used for preparing activated carbon and catalyst carriers in universities, scientific research institutions and partial enterprises.
The structure of the existing thermal cracking reaction device is relatively fixed, the operation flexibility is lower, most reaction devices lack a tail gas treatment device, and the tail gas generated in the reaction process is directly discharged, so that the environmental pollution is caused.
In addition, the biological oil at the tail gas outlet is easy to block pipelines, and the application range of the existing thermal cracking reaction device is greatly limited due to the problems.
Disclosure of Invention
In order to compensate the deficiency that exists among the prior art, the utility model aims at providing a living beings thermal cracking system charcoal device, the convenient dismantlement of structure, the flexible operation, and can absorb tail gas and bio-oil smoothly, avoid blocking the pipeline.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a living beings thermal cracking system charcoal device, includes gas circuit system, reacting furnace and tail gas processing apparatus, be equipped with the perpendicular to in the reacting furnace the furnace and the heating medium of reacting furnace bottom surface, furnace runs through reacting furnace and inside nested quartz reaction tube that has the detachable, quartz reaction tube's top is equipped with the footpath width and is greater than furnace's inlet end, the inlet end with gas circuit headtotail, quartz reaction tube's bottom is equipped with the discharge end, the discharge end with tail gas processing apparatus connects.
Furthermore, a tray for fixing reaction materials is arranged in the quartz reaction tube.
Furthermore, the tray is arranged in the middle of the quartz reaction tube, the peripheral edge of the tray is connected with the inner wall of the quartz reaction tube, and a plurality of through holes for ventilation and oil discharge are formed in the tray.
Furthermore, the gas circuit system comprises a gas source, a pipeline and a flow controller, wherein one end of the pipeline is connected with the gas source, and the other end of the pipeline is connected with the gas inlet end of the quartz reaction tube through a tube plug.
Further, the air supply is a nitrogen source, and the flow controller comprises a pressure reducing valve arranged on the nitrogen source, and a stop valve and a rotor flow meter which are arranged on the pipeline in sequence along the flowing direction of the gas.
Further, the pipeline is a stainless steel pipeline.
Further, the quartz reaction tube furnace further comprises a temperature control system, wherein the temperature control system comprises a program temperature controller and a temperature sensor, the temperature sensor is arranged between the furnace chamber and the quartz reaction tube, and the temperature sensor and the heating medium are connected with the program temperature controller.
Further, the temperature sensor is a thermocouple, and a temperature measuring point of the thermocouple is arranged on the outer side of the material central reaction section in the quartz reaction tube.
Furthermore, the gas inlet end and the discharge end of the quartz reaction tube are exposed out of the reaction furnace, and the discharge end is funnel-shaped.
Further, the hearth is an alumina tube, and the heating medium is a resistance wire.
Compared with the prior art, the utility model discloses following beneficial technological effect has:
1) the utility model discloses a living beings thermal cracking system charcoal device, quartz reaction tube insert nestification in furnace to through the wide great inlet end joint in footpath, make the dismantlement that quartz reaction tube can be convenient get off and load the material or wash, simple structure is reliable, and the flexibility of operation is high.
2) The utility model discloses a furnace perpendicular to reacting furnace bottom surface sets up for quartz reaction tube also becomes perpendicularly, through utilizing the effect of gravity, can make the waste gas and the bio-oil that produce smoothly flow to the discharge end among the reaction sequence, and then get into the tail gas processing apparatus who connects rather than, has avoided bio-oil to block the discharge line effectively, prevents that the environment from receiving the pollution.
Drawings
FIG. 1 is a schematic structural diagram of a device for producing charcoal by thermal cracking of biomass according to the present invention;
fig. 2 is a top view of a tray in a biomass thermal cracking charcoal making device according to the present invention.
Wherein: 1-a gas circuit system; 11-a gas source; 12-gas path; 13-a flow controller; 131-a pressure reducing valve; 132-a shut-off valve; 133-a rotameter; 2-a reaction furnace; 21-hearth; 22-a heating medium; 23-quartz reaction tube; 231-a tray; 3-a tail gas treatment device; 4-temperature control system; 41-program temperature controller; 42-a temperature sensor; 5-materials.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be embodied in many other forms without departing from the spirit or essential characteristics thereof, and it should be understood that the invention is not limited to the specific embodiments disclosed below.
Example 1
As shown in fig. 1, a device for producing charcoal by thermal cracking of biomass mainly comprises a gas path system 1, a reaction furnace 2, a tail gas treatment device 3 and a temperature control system 4.
The gas path system 1 includes a gas source 11, a gas path 12, and a flow controller 13. The gas source 11 is a nitrogen source and is used for providing an inert environment for the carbon making reaction. The gas circuit 12 is a stainless steel pipeline for connecting the gas source 11 and the reaction furnace 2. The flow controllers 13 are sequentially arranged along the flow direction of the gas path 12, and include a pressure reducing valve 131 arranged on the gas source 11, and a stop valve 132 and a rotor flow meter 133 arranged on the gas path 12, so as to facilitate the adjustment of the gas flow.
The reactor 2 is internally provided with a hearth 21 which is vertical and penetrates through the bottom surface and the top surface of the reactor 2, and the hearth 21 is preferably a cylindrical alumina tube, has long service life and can be used for high-temperature cracking reaction.
In the reaction furnace 2, a resistance wire with the heating rate of about 10 ℃/min is arranged on one side of the hearth 21 to be used as a heating medium 22, and the resistance wire and the hearth 21 are arranged in parallel, so that the uniform heating in the hearth 21 is favorably ensured. In addition, the reaction furnace 2 is filled with ceramic wool as a heat insulating material, and the outer wall of the reaction furnace is made of a stainless steel material as a shell.
The quartz reaction tube 23 is inserted and nested in the hearth 21, and the quartz reaction tube 23 is matched with the hearth 21 and is vertical to the bottom surface of the reaction furnace 2, so that the action of gravity is fully utilized, and gas or liquid in the quartz reaction tube 23 can flow from the top to the bottom very smoothly. The quartz material is selected as the thermal cracking reaction tube and matched with the hearth of the alumina tube, and the thermal cracking reaction tube can be used for the reaction of preparing the biochar from the biomass at the temperature of below 900 ℃.
Both ends of the quartz reaction tube 23 are exposed to the reaction furnace 2. Wherein, the top is the inlet end, sets up to the tubaeform of flaring, not only can fix quartz reaction tube 23, also conveniently loads the material moreover. Meanwhile, the air passage 12 is connected with the air inlet end through a rubber pipe plug matched with the air inlet end in shape, so that the air passage is very convenient to disassemble; the bottom is the discharge end, sets to hopper-shaped, is favorable to bio-oil to get into tail gas unit 3, prevents that bio-oil from being detained on the inner wall of quartz reaction tube 23.
Further, as shown in fig. 1 and 2, a tray 231 is disposed at the middle portion of the quartz reaction tube 23 for fixing the reaction material, thereby preventing incomplete reaction caused by uneven heating due to unfixed material. The tray 231 may be clamped or fixed in the quartz reaction tube 23, and in this embodiment, it is preferably fixed, and the peripheral edge of the tray 231 is connected with the inner wall of the quartz reaction tube 23. In addition, the tray 231 is provided with a plurality of through holes for facilitating air and oil exhaust.
The temperature control system 4 includes a program temperature controller 41 and a temperature sensor 42. The temperature sensor 42 is disposed between the furnace 21 and the quartz reaction tube 23, and both the temperature sensor 42 and the heating medium 22 are electrically connected to the program temperature controller 41. Specifically, the temperature sensor 42 is a K-type thermocouple, and the temperature measuring point of the thermocouple is arranged outside the central reaction section of the material 5 in the quartz reaction tube 23, so as to improve the accuracy of temperature measurement.
Although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (10)
1. The utility model provides a living beings thermal cracking system charcoal device which characterized in that: the reaction furnace is internally provided with a hearth perpendicular to the bottom surface of the reaction furnace and a heating medium, the hearth penetrates through the reaction furnace and is internally nested with a detachable quartz reaction tube, the top of the quartz reaction tube is provided with an air inlet end with the diameter width larger than that of the hearth, the air inlet end is connected with the gas circuit system, the bottom of the quartz reaction tube is provided with a discharge end, and the discharge end is connected with the tail gas treatment device.
2. The apparatus for producing charcoal by thermal cracking of biomass according to claim 1, wherein: and a tray for fixing reaction materials is arranged in the quartz reaction tube.
3. The apparatus for producing charcoal by thermal cracking of biomass according to claim 2, wherein: the tray is arranged in the middle of the quartz reaction tube, the peripheral edge of the tray is connected with the inner wall of the quartz reaction tube, and a plurality of through holes for ventilation and oil discharge are formed in the tray.
4. The apparatus for producing char by thermally cracking biomass according to any one of claims 1 to 3, wherein: the gas circuit system comprises a gas source, a pipeline and a flow controller, wherein one end of the pipeline is connected with the gas source, and the other end of the pipeline is connected with the gas inlet end of the quartz reaction tube through a tube plug.
5. The apparatus for producing charcoal by thermal cracking of biomass according to claim 4, wherein: the air supply is a nitrogen source, and the flow controller comprises a pressure reducing valve arranged on the nitrogen source, and a stop valve and a rotor flow meter which are arranged on the pipeline in sequence along the flowing direction of the gas.
6. The apparatus for producing charcoal from biomass thermal cracking according to claim 5, wherein: the pipeline is a stainless steel pipeline.
7. The apparatus for producing char by thermally cracking biomass according to any one of claims 1 to 3, wherein: the quartz reaction tube is characterized by further comprising a temperature control system, wherein the temperature control system comprises a program temperature controller and a temperature sensor, the temperature sensor is arranged between the hearth and the quartz reaction tube, and the temperature sensor and the heating medium are connected with the program temperature controller.
8. The apparatus for producing charcoal from biomass thermal cracking according to claim 7, wherein: the temperature sensor is a thermocouple, and the temperature measuring point of the thermocouple is arranged on the outer side of the material central reaction section in the quartz reaction tube.
9. The apparatus for producing char by thermally cracking biomass according to any one of claims 1 to 3, wherein: and the gas inlet end and the discharge end of the quartz reaction tube are exposed out of the reaction furnace, and the discharge end is funnel-shaped.
10. The apparatus for producing charcoal from biomass by thermal cracking according to claim 9, wherein: the hearth is an alumina tube, and the heating medium is a resistance wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921395811.0U CN210458056U (en) | 2019-08-26 | 2019-08-26 | Biomass thermal cracking charcoal making device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921395811.0U CN210458056U (en) | 2019-08-26 | 2019-08-26 | Biomass thermal cracking charcoal making device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210458056U true CN210458056U (en) | 2020-05-05 |
Family
ID=70431132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921395811.0U Expired - Fee Related CN210458056U (en) | 2019-08-26 | 2019-08-26 | Biomass thermal cracking charcoal making device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210458056U (en) |
-
2019
- 2019-08-26 CN CN201921395811.0U patent/CN210458056U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 Termination date: 20200826 |
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| CF01 | Termination of patent right due to non-payment of annual fee |