CN210646422U - Detachable quartz tube type reaction furnace - Google Patents
Detachable quartz tube type reaction furnace Download PDFInfo
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- CN210646422U CN210646422U CN201921384887.3U CN201921384887U CN210646422U CN 210646422 U CN210646422 U CN 210646422U CN 201921384887 U CN201921384887 U CN 201921384887U CN 210646422 U CN210646422 U CN 210646422U
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- quartz tube
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Abstract
The utility model discloses a detachable quartz tube type reaction furnace. This quartz tube formula reacting furnace includes the furnace body, be equipped with heating medium and interior furnace in the furnace body, interior furnace is cylindrical and runs through the furnace body, nested in the interior furnace has rather than the quartz capsule of dismantling that matches, the inlet end of quartz capsule all stretches out with the end of giving vent to anger outside interior furnace, the pipe diameter of inlet end by the shaft of pipe to the edge crescent of quartz capsule is in order to restrict the quartz capsule is at axial removal, the pipe diameter of the end of giving vent to anger is less than the shaft diameter of pipe of quartz capsule. Detachable quartz tube formula anti-stove, have the convenient material that loads, dismantle and abluent characteristics, guarantee the long-term cleanness in the reaction tube.
Description
Technical Field
The utility model relates to a heating reaction equipment technical field, concretely relates to quartzy tubular reaction furnace of detachable.
Background
In the chemical industry, a tubular reaction furnace is indispensable equipment in the chemical production process, and the tubular reaction furnace is mainly used for gas-solid phase catalytic reaction, powder roasting, ceramic sintering, high-temperature experiments, material treatment and the like in chemical industry, colleges and universities, scientific research institutions and industrial and mining enterprises.
The existing tubular furnace mostly adopts a stainless steel tube as a reaction tube and is fixed with the tubular furnace, so that materials and catalysts are inconvenient to load, the tubular furnace is inconvenient to disassemble and clean, the structure in the tube cannot be seen by the stainless steel material, the tube is not visual enough, and the shape and the position of material loading are difficult to determine. Moreover, with the long-term application of the reaction furnace, various materials can be left in the reaction tube, so that the polluted pipeline is difficult to clean, and the subsequent experimental results are negatively influenced.
Disclosure of Invention
In order to compensate the defects existing in the prior art, the utility model provides a detachable quartz tube type reaction furnace, which has the characteristics of convenient material loading, disassembly and cleaning and ensures the long-term cleanness in the reaction tube.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a detachable quartz tube formula reacting furnace, includes the furnace body, be equipped with heating medium and interior furnace in the furnace body, interior furnace is cylindrical and runs through the furnace body, nested have rather than the quartz tube dismantled of matching in the interior furnace, the inlet end of quartz tube all stretches out with the end of giving vent to anger outside interior furnace, the pipe diameter of inlet end by the shaft of quartz tube increases gradually in order to restrict to the edge the quartz tube is at axial removal, the pipe diameter of the end of giving vent to anger is less than the shaft diameter of quartz tube.
Furthermore, the quartz tube gas-liquid separation device further comprises a gas path system, wherein the gas path system comprises a gas source, a gas path connected with the gas inlet end of the quartz tube and a flow control device arranged in the gas path.
Furthermore, flow control device includes stop valve and the rotameter that sets gradually along the gas circuit flow direction.
Further, still include temperature control system, temperature control system includes program temperature control device and temperature-sensing ware, the temperature-sensing ware is located interior furnace with between the quartz capsule, the temperature-sensing ware heating medium all with program temperature control device electric connection.
Furthermore, the temperature sensor is a thermocouple, and a temperature measuring point of the thermocouple is arranged at the middle section of the inner hearth.
Further, the furnace body still includes outer furnace, heat preservation and casing, interior furnace, heating medium outer furnace, the heat preservation, the casing sets gradually from inside to outside.
Further, the inner hearth and the outer hearth are both alumina tubes.
Further, the heating medium is a resistance wire.
Furthermore, the insulating layer is made of ceramic wool.
Further, the material of the shell is stainless steel.
Compared with the prior art, the utility model discloses following beneficial technological effect has:
the detachable quartz tube type reaction furnace of the utility model ensures that the quartz tube can be nested with the inner hearth to be matched with the inner hearth, thereby being convenient for detachment and cleaning; moreover, the pipe diameter of the gas inlet end of the quartz pipe is gradually increased, so that the movement of the quartz pipe in the inner hearth is limited, and the larger opening is also beneficial to filling catalysts and pyrolysis materials; the pipe diameter of the air outlet end is small, so that the connection pipeline is facilitated, differential pressure can be generated in the quartz tube, and the reaction is facilitated. In addition, the quartz tube has strong visibility and large operation flexibility, and effectively improves the application range of the reaction furnace.
Drawings
FIG. 1 is a schematic structural diagram of a detachable quartz tube reactor according to the present invention.
Wherein: 1-furnace body; 11-inner hearth; 12-a heating medium; 13-outer hearth; 14-insulating layer; 15-a housing; 2-a gas circuit system; 21-gas source; 22-gas path; 23-a control device; 231-a stop valve; 232-rotor flow meter; 3-temperature control system; 31-a program temperature control device; 32-a temperature sensor; 4-a quartz tube; 41-air inlet end; 42-air outlet end; 5-pipe plug.
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 figure 1, the detachable quartz tube type reaction furnace mainly comprises a furnace body 1, an air path system 2 connected with the furnace body 1 and a temperature control system 3. The furnace body 1 comprises an inner hearth 11, a heating medium 12, an outer hearth 13, a heat-insulating layer 14 and a shell 15 which are sequentially wrapped from inside to outside.
Wherein, this interior furnace 11 is cylindrical and runs through furnace body 1, this quartz capsule 4 laminating nestification is convenient to dismantle and wash in interior furnace 11. The gas inlet end 41 and the gas outlet end 42 of the quartz tube 4 both extend out of the inner hearth 11 to facilitate connection of the gas circuit system 2 and the tail gas collecting pipeline.
Specifically, the pipe diameter of the gas inlet end 41 gradually increases from the pipe body to the edge to form a horn shape, so that the gas inlet end 41 is clamped outside the furnace body 1, and further the movement of the quartz pipe 4 in the axial direction is limited; the air outlet end 42 is a section of cylindrical connecting pipe which is coaxial with the pipe body, and the pipe diameter of the connecting pipe is smaller than that of the pipe body, so that a tail gas collecting pipeline is convenient to connect.
The gas circuit system 2 includes a gas source 21, a gas circuit 22 and a control device 23. Wherein, the gas path 22 is a stainless steel pipeline, one end of which is connected with the gas source 21, and the other end is connected with the gas inlet end 41 through the pipe plug 5; the control device 23 includes a stop valve 231 and a rotameter 232 provided on the gas path 22 in sequence in the flow direction of the gas path to adjust and observe the gas flow rate in the reaction furnace.
The temperature control system 3 includes a temperature program control device 31 and a temperature sensor 32. The temperature sensor 32 is arranged between the inner hearth 11 and the quartz tube 4, is preferably a K-type thermocouple, and places the temperature measuring point of the thermocouple in the middle section of the inner hearth to improve the accuracy of temperature measurement. The heating medium 12 and the temperature sensor 32 are electrically connected to the program temperature control device 31, so as to adjust or control the temperature in the furnace in real time according to actual requirements; preferably, the heating medium is a resistance wire, and the heating rate is about 10 ℃/min.
In this embodiment, the inner hearth 11 and the outer hearth 13 are made of alumina tubes, and can be used for thermal cracking and gas-solid phase catalytic reaction at a temperature below 1000 ℃ by matching with quartz tube type reaction tubes; the heat-insulating layer 14 is made of ceramic wool, so that the moisture-preserving performance of the reaction furnace is effectively improved; the shell 15 is made of stainless steel, so that the manufacturing cost is effectively saved, and the higher strength of the reaction furnace can be ensured.
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 detachable quartz tube formula reacting furnace, includes the furnace body, be equipped with heating medium and interior furnace in the furnace body, its characterized in that:
the inner hearth is cylindrical and penetrates through the furnace body, a detachable quartz tube matched with the inner hearth is nested in the inner hearth, the air inlet end and the air outlet end of the quartz tube extend out of the inner hearth, the diameter of the air inlet end is gradually increased from the tube body to the edge of the quartz tube to limit the movement of the quartz tube in the axial direction, and the diameter of the air outlet end is smaller than the diameter of the tube body of the quartz tube.
2. A demountable quartz tube reactor according to claim 1, wherein: the quartz tube gas-liquid separation device is characterized by further comprising a gas circuit system, wherein the gas circuit system comprises a gas source, a gas circuit connected with the gas inlet end of the quartz tube and a flow control device arranged in the gas circuit.
3. The quartz tube reactor of claim 2, wherein: the flow control device comprises a stop valve and a rotor flow meter which are sequentially arranged along the flowing direction of the gas path.
4. A demountable quartz tube reactor according to any one of claims 1-3, wherein: the furnace hearth is characterized by further comprising a temperature control system, the temperature control system comprises a program temperature control device and a temperature sensor, the temperature sensor is arranged between the inner furnace hearth and the quartz tube, and the temperature sensor and the heating medium are electrically connected with the program temperature control device.
5. A demountable quartz tube reactor according to claim 4, wherein: the temperature sensor is a thermocouple, and a temperature measuring point of the thermocouple is arranged at the middle section of the inner hearth.
6. A demountable quartz tube reactor according to any one of claims 1 to 3, wherein: the furnace body further comprises an outer hearth, a heat preservation layer and a shell, wherein the inner hearth, the heating medium, the outer hearth, the heat preservation layer and the shell are sequentially arranged from inside to outside.
7. A demountable quartz tube reactor according to claim 6, wherein: the inner hearth and the outer hearth are both alumina tubes.
8. A demountable quartz tube reactor according to claim 6, wherein: the heating medium is a resistance wire.
9. A demountable quartz tube reactor according to claim 6, wherein: the insulating layer is made of ceramic wool.
10. A demountable quartz tube reactor according to claim 6, wherein: the shell is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921384887.3U CN210646422U (en) | 2019-08-23 | 2019-08-23 | Detachable quartz tube type reaction furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921384887.3U CN210646422U (en) | 2019-08-23 | 2019-08-23 | Detachable quartz tube type reaction furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210646422U true CN210646422U (en) | 2020-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921384887.3U Expired - Fee Related CN210646422U (en) | 2019-08-23 | 2019-08-23 | Detachable quartz tube type reaction furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210646422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012612A1 (en) * | 2020-07-15 | 2022-01-20 | 上海博箭实业有限公司 | Improved electro-pyrolytic furnace |
| CN115318073A (en) * | 2022-07-07 | 2022-11-11 | 西北工业大学 | Electromagnetic suspension device capable of treating toxic and volatile substances and preparation method |
-
2019
- 2019-08-23 CN CN201921384887.3U patent/CN210646422U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022012612A1 (en) * | 2020-07-15 | 2022-01-20 | 上海博箭实业有限公司 | Improved electro-pyrolytic furnace |
| CN115318073A (en) * | 2022-07-07 | 2022-11-11 | 西北工业大学 | Electromagnetic suspension device capable of treating toxic and volatile substances and preparation method |
| CN115318073B (en) * | 2022-07-07 | 2024-03-15 | 西北工业大学 | Electromagnetic suspension device capable of treating toxic volatile substances and preparation method |
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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: 20200602 Termination date: 20210823 |
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| CF01 | Termination of patent right due to non-payment of annual fee |