CN212691800U - Organic waste gas catalytic combustion device - Google Patents
Organic waste gas catalytic combustion device Download PDFInfo
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- CN212691800U CN212691800U CN202021633792.3U CN202021633792U CN212691800U CN 212691800 U CN212691800 U CN 212691800U CN 202021633792 U CN202021633792 U CN 202021633792U CN 212691800 U CN212691800 U CN 212691800U
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Abstract
The utility model relates to an organic waste gas catalytic combustion device belongs to the organic waste gas treatment field. The catalytic combustion device for the organic waste gas comprises a supporting box body, a combustion furnace and a control panel, wherein the combustion furnace is arranged at the upper part of the supporting box body, and the control panel is arranged on the outer surface of the supporting box body; the inner cavity of the supporting box body is provided with a filtering chamber, a heat exchange chamber and a preheating chamber; the air inlet end of the filtering chamber is connected with a waste gas inlet pipe, the air outlet end of the filtering chamber is communicated with the air inlet end of the heat exchange chamber through a first conveying pipe, the air outlet end of the heat exchange chamber is communicated with the air inlet end of the preheating chamber through a second conveying pipe, the air outlet end of the preheating chamber is communicated with the air inlet end of the combustion furnace through a third conveying pipe, and the air outlet end of the combustion furnace is communicated with the other air inlet end of the heat exchange chamber through a fourth conveying pipe. The utility model discloses simple structure, exhaust-gas combustion treatment is efficient, the device maintenance and the maintenance of convenient burning furnace simultaneously.
Description
Technical Field
The utility model relates to an organic waste gas handles the field, and specifically speaking relates to an organic waste gas catalytic combustion device.
Background
In chemical enterprises, organic volatile gas is discharged to pollute the environment, so that organic waste gas is treated into a process flow which is not necessarily reduced. The traditional organic waste gas purification treatment methods (such as an adsorption method, a condensation method, a direct combustion method and the like) have defects, and are easy to cause secondary pollution and the like. In order to overcome the defects of the traditional organic waste gas treatment method, people adopt a catalytic combustion method to purify the organic waste gas. Because catalytic combustion furnace leads to the heat exchange effect poor because the structure is imperfect, and the maintenance degree of difficulty is big, and the catalyst is long-time after using the carbon deposit to persist, reduces catalytic effect, leads to the treatment effect to organic waste gas lower.
Disclosure of Invention
The utility model aims at solving the problems of low heat exchange and low waste gas treatment effect of the organic waste gas catalytic combustion furnace in the prior art, and providing the following technical scheme:
a catalytic combustion device for organic waste gas comprises a supporting box body, a combustion furnace and a control panel, wherein the combustion furnace is arranged at the upper part of the supporting box body, and the control panel is arranged on the outer surface of the supporting box body; the inner cavity of the supporting box body is provided with a filtering chamber, a heat exchange chamber and a preheating chamber; the air inlet end of the filtering chamber is connected with a waste gas inlet pipe, the air outlet end of the filtering chamber is communicated with the air inlet end of the heat exchange chamber through a first conveying pipe, the air outlet end of the heat exchange chamber is communicated with the air inlet end of the preheating chamber through a second conveying pipe, the air outlet end of the preheating chamber is communicated with the air inlet end of the combustion furnace through a third conveying pipe, and the air outlet end of the combustion furnace is communicated with the other air inlet end of the heat exchange chamber through a fourth conveying pipe.
A catalytic plate and a partition plate are arranged in the combustion furnace, the partition plate is perpendicular to the catalytic plate, and the bottom of the partition plate is fixedly connected with the bottom surface of the combustion furnace; the outer wall of the combustion furnace is provided with a supporting plate, the supporting plate is provided with an air blower, and the air outlet end of the air blower is communicated with the combustion furnace and is arranged corresponding to the catalytic plate; and an explosion-proof valve is arranged on the top surface of the combustion furnace.
A first air equalizing plate is arranged in the filtering chamber, and a spiral filtering plate is arranged in front of the first air equalizing plate; and a temperature sensor is arranged at the pipe orifice of the first conveying pipe on the inner wall of the filtering chamber.
The heat exchange chamber is provided with an exhaust port and a heat exchanger.
And a second air equalizing plate and a preheating plate which are parallel to each other are arranged in the preheating chamber.
And an air volume regulating valve is arranged on the waste gas inlet pipe.
Fire arresters are arranged on the third conveying pipe and the fourth conveying pipe.
And the lower surface of the supporting box body is provided with supporting legs.
The furnace wall of the combustion furnace is built through fireproof bricks.
The temperature sensor, the heating plate, the heat exchanger and the air volume adjusting valve are all connected with the control panel through electric wires.
The utility model discloses following beneficial effect has:
1. the filtering chamber, the heat exchange chamber and the preheating chamber of the utility model are all arranged in the supporting box body below the combustion furnace and are separately arranged from the combustion furnace, thus being capable of meeting the maintenance and repair of the devices at any time;
2. the air blower is additionally arranged at the corresponding position of the catalytic plate, and when the catalytic plate generates carbon deposition due to long-term catalytic combustion and influences the combustion effect, the combustion temperature can be increased through the air blower, and the residual carbon deposition on the catalytic plate is removed;
3. the air equalizing plates are added in the purifying chamber and the preheating chamber, so that the filtering effect of waste gas is better, and the preheating temperature is more uniform;
4. the heat exchange chamber, the preheating chamber and the temperature sensor in the filtering chamber are matched for use, so that different temperature adjustments can be carried out on low-temperature waste gas and high-temperature waste gas, and the optimal combustion temperature and effect are achieved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the control panel of the present invention.
In the figure: 1. the device comprises a combustion furnace, 2 parts of a supporting box body, 3 parts of a control panel, 4 parts of a filter chamber, 5 parts of a heat exchange chamber, 6 parts of a preheating chamber, 7 parts of a waste gas inlet pipe, 8 parts of a first delivery pipe, 9 parts of a second delivery pipe, 10 parts of a third delivery pipe, 11 parts of a fourth delivery pipe, 12 parts of an exhaust port, 13 parts of a catalytic plate, 14 parts of a partition plate, 15 parts of a supporting plate, 16 parts of a blower, 17 parts of an explosion-proof valve, 18 parts of an air-equalizing plate, 19 parts of a filter plate, 20 parts of a temperature sensor, 21 parts of a preheating plate, 22 parts of an air volume adjusting valve, 23 parts of a flame arrester, 24 parts of supporting legs.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, the catalytic combustion device for organic waste gas comprises a supporting box 2, a combustion furnace 1 and a control panel 3, wherein the combustion furnace 1 is arranged at the upper part of the supporting box 2, and the control panel 3 is arranged on the outer surface of the supporting box 2; the inner cavity of the supporting box body 2 is provided with a filtering chamber 4, a heat exchange chamber 5 and a preheating chamber 6; the air inlet end of the filtering chamber 4 is connected with a waste gas inlet pipe 7, the air outlet end of the filtering chamber 4 is communicated with the air inlet end of the heat exchange chamber 5 through a first conveying pipe 8, the air outlet end of the heat exchange chamber 5 is communicated with the air inlet end of the preheating chamber 6 through a second conveying pipe 9, the air outlet end of the preheating chamber 6 is communicated with the air inlet end of the combustion furnace 1 through a third conveying pipe 10, and the air outlet end of the combustion furnace 1 is communicated with the other air inlet end of the heat exchange chamber 5 through a fourth conveying pipe 11.
The combustion furnace is internally provided with a catalytic plate 13 and a partition plate 14, the partition plate 14 is vertical to the catalytic plate 13, and the bottom of the partition plate 14 is fixedly connected with the bottom surface of the combustion furnace 1.
A support plate 15 is arranged on the outer wall of the combustion furnace 1, a blower 16 is arranged on the support plate 15, and the air outlet end of the blower 16 is communicated with the combustion furnace 1 and is arranged corresponding to the catalytic plate; blower 16 may increase the oxygen content of furnace 1 as needed to increase the combustion temperature. When the catalytic board 13 works for a long time to generate carbon deposition so as to reduce the catalytic combustion efficiency, the air blower 16 is started to provide the oxygen content in the combustion furnace 1, the combustion temperature is increased, and the purpose of removing the carbon deposition is achieved.
The top surface of the combustion furnace 1 is provided with an explosion-proof valve 17 for preventing explosion caused by over-high air pressure in the combustion rate.
A first air equalizing plate 18 is arranged in the filtering chamber 4, and a spiral filtering plate 19 is arranged in parallel in front of the first air equalizing plate 18. The first air equalizing plate 18 is arranged, so that the centrally input waste gas can uniformly pass through the filter plate 19, and the filtering efficiency is improved; the filter plate 19 is arranged in a spiral shape to increase the filter area.
And a temperature sensor 20 is arranged at the pipe orifice of the first conveying pipe 8 on the inner wall of the filtering chamber 4 and is used for detecting the actual temperature of the input waste gas.
The heat exchange chamber 5 is provided with an exhaust port 12 and a heat exchanger for heat exchange and exhaust.
The preheating chamber 6 is internally provided with a second air equalizing plate 26 and a preheating plate 21 which are parallel to each other, and the second air equalizing plate 26 is parallel to the pipe orifice of the second conveying pipe 9, so that the input waste gas is uniformly heated.
The waste gas inlet pipe 7 is provided with an air volume adjusting valve 22, and the flow of the input waste gas can be adjusted according to requirements.
And support legs 24 are arranged on the lower surface of the support box body.
The furnace wall of the combustion furnace is built by fireproof bricks 25, and the fireproof bricks are durable and have lower cost.
The temperature sensor 20, the preheating plate 21, the heat exchanger and the air volume adjusting valve 22 are all connected with the control panel 3 through electric wires and are adjusted through the control panel.
The utility model discloses a theory of operation is:
after the flow of the waste gas generated in the industrial production is regulated by the waste gas inlet pipe 7 through the air volume regulating valve 22, the waste gas is fed into a filter chamber 4 for filtering to remove floating dust particles, and the filtered waste gas is fed into a heat exchange chamber 5 through a first conveying pipe 8, at this time, if the temperature sensor 20 detects that the temperature is lower than the temperature required by the catalytic combustion, the heat exchange chamber 5 does not exchange heat, and the heat is directly conveyed to the preheating chamber 6 through the second conveying pipe 9, the preheating chamber 6 is heated, after the exhaust gas is preheated, after reaching the temperature required by catalytic combustion, the waste gas enters the combustion furnace 1 through the third conveying pipe 10, after contacting the catalytic plate 13, the waste gas reaches the self-ignition point through the catalytic action of the catalyst on the catalytic plate 13, the waste gas is combusted, the combusted waste gas enters the heat exchange chamber 5 through the fourth conveying pipe 11, at the moment, the temperature of the waste gas is higher, and after heat exchange is carried out in the heat exchange chamber 6, the waste gas is discharged into the atmosphere at a low temperature; if the temperature sensor 20 detects that the temperature is higher than the temperature required by catalytic combustion, the heat exchange chamber 5 performs heat exchange, the exhaust gas is conveyed to the preheating chamber 6 through the second conveying pipe 9 after the temperature of the exhaust gas is reduced, the preheating chamber 6 performs temperature compensation, the exhaust gas enters the combustion furnace 1 through the third conveying pipe 10 at the moment, the exhaust gas reaches a self-ignition point through the catalytic action of the catalyst on the catalytic plate 13 after contacting the catalytic plate 13, the exhaust gas is combusted, the combusted exhaust gas enters the heat exchange chamber 5 through the fourth conveying pipe 11, the exhaust gas is higher in temperature at the moment, and the exhaust gas is discharged into the atmosphere at a low temperature after heat exchange of the heat exchange chamber 5 to complete catalytic combustion treatment of the organic. When the catalytic board 13 works for a long time and carbon deposition is generated, the blower 16 is turned on at the moment, the combustion temperature of the catalytic board in the combustion furnace is increased, and the carbon deposition is removed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The catalytic combustion device for the organic waste gas is characterized by comprising a supporting box body (2), a combustion furnace (1) and a control panel (3), wherein the combustion furnace (1) is arranged at the upper part of the supporting box body (2), and the control panel (3) is arranged on the outer surface of the supporting box body (2); the inner cavity of the supporting box body (2) is provided with a filtering chamber (4), a heat exchange chamber (5) and a preheating chamber (6); the gas inlet end of the filtering chamber (4) is connected with a waste gas inlet pipe (7), the gas outlet end of the filtering chamber (4) is communicated with the gas inlet end of the heat exchange chamber (5) through a first conveying pipe (8), the gas outlet end of the heat exchange chamber (5) is communicated with the gas inlet end of the preheating chamber (6) through a second conveying pipe (9), the gas outlet end of the preheating chamber (6) is communicated with the gas inlet end of the combustion furnace (1) through a third conveying pipe (10), and the gas outlet end of the combustion furnace (1) is communicated with the other gas inlet end of the heat exchange chamber (5) through a fourth conveying pipe (11);
a catalytic plate (13) and a partition plate (14) are arranged in the combustion furnace, the partition plate (14) is vertical to the catalytic plate (13), and the bottom of the partition plate (14) is fixedly connected with the bottom surface of the combustion furnace (1); a supporting plate (15) is arranged on the outer wall of the combustion furnace (1), a blower (16) is mounted on the supporting plate (15), and the air outlet end of the blower (16) is communicated with the combustion furnace (1) and is arranged corresponding to the catalytic plate; the top surface of the combustion furnace (1) is provided with an explosion-proof valve (17);
a first air-equalizing plate (18) is arranged in the filtering chamber (4), and a spiral filtering plate (19) is arranged in front of the first air-equalizing plate (18); a temperature sensor (20) is arranged at the pipe orifice of the first conveying pipe (8) on the inner wall of the filtering chamber (4),
the heat exchange chamber (5) is provided with an exhaust port (12) and a heat exchanger;
a second air equalizing plate (26) and a preheating plate (21) which are parallel to each other are arranged in the preheating chamber (6).
2. A catalytic combustion unit for organic exhaust gases according to claim 1, characterized in that said exhaust gas inlet pipe (7) is provided with an air volume adjusting valve (22).
3. A catalytic combustion unit for organic exhaust gases, as in claim 1, characterized in that flame arresters (23) are provided in said third duct (10) and in said fourth duct (11).
4. A catalytic combustion unit for organic exhaust gases, according to claim 1, characterized in that the lower surface of the support casing (2) is provided with support legs (24).
5. A catalytic combustion unit for organic exhaust gases, according to claim 1, characterized in that the walls of the furnace (1) are built up by fire-resistant bricks (25).
6. A catalytic combustion unit for organic exhaust gases according to claim 1, characterized in that the temperature sensor (20), the preheating plate (21), the heat exchanger and the air volume adjusting valve (22) are connected to the control panel (3) by electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021633792.3U CN212691800U (en) | 2020-08-08 | 2020-08-08 | Organic waste gas catalytic combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021633792.3U CN212691800U (en) | 2020-08-08 | 2020-08-08 | Organic waste gas catalytic combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212691800U true CN212691800U (en) | 2021-03-12 |
Family
ID=74901287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021633792.3U Active CN212691800U (en) | 2020-08-08 | 2020-08-08 | Organic waste gas catalytic combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212691800U (en) |
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2020
- 2020-08-08 CN CN202021633792.3U patent/CN212691800U/en active Active
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