CN214664500U - Be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration - Google Patents
Be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration Download PDFInfo
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- CN214664500U CN214664500U CN202120903462.XU CN202120903462U CN214664500U CN 214664500 U CN214664500 U CN 214664500U CN 202120903462 U CN202120903462 U CN 202120903462U CN 214664500 U CN214664500 U CN 214664500U
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Abstract
The device comprises a device body, wherein the device body comprises an air return inlet, a catalysis chamber, a plate heat exchanger, a circulating air duct, an air outlet and a negative pressure fan; the air return inlet is connected with the catalytic chamber through the plate heat exchanger, and an electric heating chamber is arranged below the catalytic chamber; the catalytic chamber is connected with the circulating air duct through the plate heat exchanger, the circulating air duct is communicated with the air outlet, and the negative pressure fan is arranged at the circulating air duct; the utility model relates to a be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration, mainly used handles low amount of wind waste gas of high concentration, and harmful substance in the mode pyrolysis waste gas through catalytic heating makes gaseous emission standard, and the whole function of equipment is complete, and work efficiency is high, safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of exhaust-gas treatment equipment, concretely relates to be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration.
Background
The high-concentration low-air-volume waste gas contains a large amount of harmful substances, and if the waste gas is not purified and directly discharged, serious pollution to the environment can be caused, so the waste gas can be discharged only by removing the harmful substances through a series of treatments, and the standard of environmental protection is achieved; at the present stage, the traditional waste gas treatment equipment has single function, a plurality of pieces of equipment are needed to be combined for use, the operation is very troublesome, the integrity of the equipment is very poor, and the purification effect is also very poor.
Therefore, it is necessary to design an electrically heated catalytic combustion treatment device for high-concentration low-air-volume exhaust gas to solve the above technical problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a treatment device for high-concentration low-air-volume waste gas electric heating catalytic combustion.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: the device comprises a device body, wherein the device body comprises an air return inlet, a catalysis chamber, a plate heat exchanger, a circulating air duct, an air outlet and a negative pressure fan; the air return inlet is connected with the catalytic chamber through the plate heat exchanger, and an electric heating chamber is arranged below the catalytic chamber; the catalytic chamber is connected with the circulating air duct through the plate heat exchanger, the circulating air duct is communicated with the air outlet, and the negative pressure fan is arranged at the circulating air duct.
Preferably, a circulating valve is arranged at the circulating air duct.
Preferably, a cold compensation valve is arranged above the plate heat exchanger.
Preferably, an explosion venting port is arranged above the catalytic chamber.
Preferably, the equipment body further comprises an air outlet which is communicated with the circulating air duct.
Preferably, a positive pressure fan is arranged at the air outlet.
The structural features of the above solution are explained as follows:
the specific working flow of the electric heating catalytic combustion treatment equipment for the high-concentration low-air-volume waste gas designed by the scheme is as follows: inside waste gas passes through the return air inlet entering equipment, preheat through plate heat exchanger earlier, then get into in the catalysis room, the waste gas of electrical heating room in to the catalysis room heats, make the harmful substance in the waste gas become steam and carbon dioxide through high temperature catalytic cracking, the gas temperature after the purification is higher, so behind plate heat exchanger, plate heat exchanger absorbs its heat and heats for the waste gas that just gets into equipment, play heat cyclic utilization's effect, gas after the purification passes through negative-pressure air fan and gets into the circulation wind channel and discharge from the air outlet again.
The circulating valve is used for heating hot air in a circulating manner.
When the temperature of the equipment is too high and dangerous, the temperature of the equipment can be reduced by timely opening the cold compensation valve, normal work of the equipment can be guaranteed, and meanwhile, the safety performance is improved.
The high-temperature reaction in the catalytic chamber is easy to explode, so that the safety performance of the whole equipment is improved by arranging the explosion venting port.
The air outlet is used for discharging a part of hot air and water vapor in the air.
When the equipment is used for the active carbon adsorption, the positive pressure fan needs to be started, and the hot air in the equipment can be distributed more uniformly by the positive pressure fan.
The utility model has the advantages that: the utility model relates to a be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration, mainly used handles low amount of wind waste gas of high concentration, and harmful substance in the mode pyrolysis waste gas through catalytic heating makes gaseous emission standard, and the whole function of equipment is complete, and work efficiency is high, safe and reliable.
Drawings
Fig. 1 is a schematic view of the overall structure of the apparatus.
In the above drawings, an air return port 1, a catalytic chamber 2, a plate heat exchanger 3, an electric heating chamber 4, a circulating air duct 5, an air outlet 6, an air outlet 7, a negative pressure fan 8, a positive pressure fan 9, a circulating valve 10, a cold compensation valve 11 and an explosion venting port 12.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, an electrical heating catalytic combustion treatment device for high-concentration low-air-volume exhaust gas comprises a device body, wherein the device body comprises an air return port 1, a catalytic chamber 2, a plate heat exchanger 3, a circulating air duct 5, an air outlet 7 and a negative pressure fan 8; the air return inlet 1 is connected with a catalytic chamber 2 through the plate heat exchanger 3, and an electric heating chamber 4 is arranged below the catalytic chamber 2; the catalytic chamber 2 is connected with the circulating air duct 5 through the plate heat exchanger 3, the circulating air duct 5 is communicated with the air outlet 7, and the negative pressure fan 8 is arranged at the circulating air duct 5; the specific working flow of the electric heating catalytic combustion treatment equipment for the high-concentration low-air-volume waste gas designed by the scheme is as follows: inside waste gas passes through return air inlet 1 entering equipment, preheat through plate heat exchanger 3 earlier, then get into in the catalysis room 2, waste gas in the electricity heating chamber 4 heats catalysis room 2, make the harmful substance in the waste gas become steam and carbon dioxide through high temperature catalytic cracking, the gas temperature after the purification is higher, so behind plate heat exchanger 3, plate heat exchanger 3 absorbs its heat and heats for the waste gas that just gets into equipment, play heat cyclic utilization's effect, gas after the last purification gets into circulation wind channel 5 through negative pressure fan 8 and discharges from air outlet 7 again.
The preferred embodiment is as follows:
a circulating valve 10 is arranged at the circulating air duct 5; the circulation valve 10 is used for hot air circulation heating.
A cold compensation valve 11 is arranged above the plate heat exchanger 3; when the temperature of the equipment is too high and dangerous, the temperature of the equipment can be reduced by timely opening the cold compensation valve 11, normal work of the equipment can be guaranteed, and meanwhile, the safety performance is improved.
An explosion venting port 12 is arranged above the catalytic chamber 2; the high-temperature reaction in the catalytic chamber 2 is easy to explode, so the explosion venting port 12 is arranged to improve the safety performance of the whole equipment.
The equipment body further comprises an air outlet 6, and the air outlet 6 is communicated with the circulating air duct 5; the exhaust port 6 is used for exhausting a part of hot gas and moisture in the gas.
A positive pressure fan 9 is arranged at the air outlet 7; when the equipment is used for the adsorption of active carbon, the positive pressure fan 9 needs to be started, and the positive pressure fan 9 can enable hot air in the equipment to be distributed more uniformly.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration which characterized in that: the device comprises a device body, wherein the device body comprises an air return port, a catalysis chamber, a plate heat exchanger, a circulating air duct, an air outlet and a negative pressure fan; the air return inlet is connected with the catalytic chamber through the plate heat exchanger, and an electric heating chamber is arranged below the catalytic chamber; the catalytic chamber is connected with the circulating air duct through the plate heat exchanger, the circulating air duct is communicated with the air outlet, and the negative pressure fan is arranged at the circulating air duct.
2. The electric heating catalytic combustion treatment device for the high-concentration low-air-volume exhaust gas as claimed in claim 1, wherein: and a circulating valve is arranged at the circulating air duct.
3. The electric heating catalytic combustion treatment device for the high-concentration low-air-volume exhaust gas as claimed in claim 1, wherein: and a cold compensation valve is arranged above the plate heat exchanger.
4. The electric heating catalytic combustion treatment device for the high-concentration low-air-volume exhaust gas as claimed in claim 1, wherein: and an explosion venting port is arranged above the catalytic chamber.
5. The electric heating catalytic combustion treatment device for the high-concentration low-air-volume exhaust gas as claimed in claim 1, wherein: the equipment body still includes the air exit, the air exit intercommunication circulation wind channel.
6. The electric heating catalytic combustion treatment device for the high-concentration low-air-volume exhaust gas as claimed in claim 1, wherein: and a positive pressure fan is arranged at the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120903462.XU CN214664500U (en) | 2021-04-28 | 2021-04-28 | Be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120903462.XU CN214664500U (en) | 2021-04-28 | 2021-04-28 | Be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214664500U true CN214664500U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120903462.XU Active CN214664500U (en) | 2021-04-28 | 2021-04-28 | Be used for low amount of wind waste gas electrical heating catalytic combustion treatment facility of high concentration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214664500U (en) |
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2021
- 2021-04-28 CN CN202120903462.XU patent/CN214664500U/en active Active
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