CN212805679U - High-efficient low consumption catalytic combustion device of organic waste gas - Google Patents
High-efficient low consumption catalytic combustion device of organic waste gas Download PDFInfo
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- CN212805679U CN212805679U CN202021168221.7U CN202021168221U CN212805679U CN 212805679 U CN212805679 U CN 212805679U CN 202021168221 U CN202021168221 U CN 202021168221U CN 212805679 U CN212805679 U CN 212805679U
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Abstract
The utility model discloses an organic waste gas high-efficiency low-consumption catalytic combustion device, which belongs to the technical field of catalytic combustion devices and comprises a pretreatment box, a drying chamber is formed between the upper part of the inner side wall of the pretreatment box and a metal filter screen, a drying agent is arranged in the drying chamber, the drying agent is calcium chloride particles, the outer side wall of the drying chamber is provided with a gas outlet, an activated carbon chamber is formed between the lower part of the inner side wall of the pretreatment box and the metal filter screen, activated carbon is arranged in the activated carbon chamber, the outer side wall of the activated carbon chamber is provided with a gas inlet, the gas outlet at the top of the pretreatment box is connected with the gas inlet of a combustion box body through a gas pipe, a gas flow controller and a control valve, organic waste gas can be introduced into the pretreatment box before catalytic combustion, the treatment of filtering redundant waste gas and drying is beneficial, the heat exchanger can recycle the waste heat, and resources are saved.
Description
Technical Field
The utility model relates to a catalytic combustion device technical field especially relates to a high-efficient low consumption catalytic combustion device of organic waste gas.
Background
In the prior art, organic waste gas can be through condensation, absorption, direct combustion, absorption, catalytic combustion lamp, direct combustion method and catalytic combustion method have the characteristics of really eliminating waste gas and treating thoroughly, can not produce secondary pollution and is generally adopted, the catalytic combustion of organic waste gas is compared with the direct combustion treatment, because with the help of the function of catalyst amount, the treatment temperature is low, so the energy consumption is small, almost no secondary pollution exists, however, the existing catalytic combustion method for organic waste gas treatment still has more problems, for example, the catalyst in the reactor is a whole arrangement structure, organic waste gas as a medium can not be fully contacted, so the catalyst is not fully utilized, the purification effect of organic waste gas is influenced, the catalyst and combustion energy are wasted, the practical cost is increased or the energy is wasted, therefore, a novel organic waste gas catalytic combustion device is needed, and the function of the catalyst can be fully exerted, the working efficiency of the whole device can be effectively improved, the use cost of the catalyst is reduced, the high-efficiency catalytic combustion of the organic waste gas can be completed, and the catalytic combustion efficiency is improved.
An organic waste gas catalytic combustion device is disclosed in patent number CN 207936098U, porous metal plate structure through the multilayer, the catalytic efficiency of catalyst has been increased, be provided with square structure intake pipe in the organic waste gas combustion device, the fan-shaped nozzle that sets up in the intake pipe, make in the waste gas admission device more even, and waste gas and catalyst contact are more abundant, can accomplish organic waste gas's high-efficient catalytic combustion, catalytic combustion efficiency has been improved, gas that produces after the reaction can be with self waste heat transfer to the instrument in after return air inlet and return air duct, make in the instrument the reaction continue, the energy has been practiced thrift.
The high-efficiency low-consumption catalytic combustion device for organic waste gas disclosed in the above patent has the following disadvantages: 1. the high-efficiency low-consumption catalytic combustion device for organic waste gas disclosed in the patent directly leads the organic waste gas into the combustion box body for catalytic combustion, and the organic waste gas contains waste gas and water vapor which can not be combusted, so that the reaction speed and quality of catalytic combustion are reduced; 2. the high-efficiency low-consumption catalytic combustion device for organic waste gas disclosed in the patent directly discharges the organic waste gas into the atmosphere after the catalytic combustion reaction of the organic waste gas, and the organic waste gas after catalytic combustion still has a large amount of waste heat after passing through the air return duct, so that resources are wasted; therefore, a high-efficiency low-consumption catalytic combustion device for organic waste gas is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high-efficient low consumption catalytic combustion device of organic waste gas, organic waste gas can let in the preliminary treatment incasement before carrying out catalytic combustion, the active carbon adsorption who is earlier by the active carbon room falls the unnecessary waste gas that part can not burn, the moisture absorption in the calcium chloride drier of rethread drying chamber with organic waste gas, it is faster to be favorable to catalytic combustion, the efficient goes on, the gas outlet of burning box passes through the aspiration pump and is connected with the heat exchanger, waste gas after the catalytic combustion still carries a large amount of heats when coming out from the gas outlet in the return airway that the burning box is internal, the heat exchanger can carry out recycle to the waste heat, resources are saved.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of high-efficient low consumption catalytic combustion device of organic waste gas, including the preliminary treatment case, constitute the drying chamber between preliminary treatment incasement lateral wall upper portion and the metal filter screen, the built-in drier that has connect of drying chamber, the drier is the calcium chloride granule, the gas outlet has been seted up to the outdoor lateral wall of drying, constitute the activated carbon room between preliminary treatment incasement lateral wall lower part and the metal filter screen, the indoor active carbon that has connect of activated carbon, the air inlet has been seted up to activated carbon room lateral wall, the gas outlet at preliminary treatment roof portion is passed through trachea, gas flow controller and control flap and is connected with the air inlet of burning box, the gas outlet of burning box passes through trachea, gas flow controller, control flap and aspiration pump and is connected with the heat exchanger.
Optionally, the outer side walls of the drying chamber and the activated carbon chamber are provided with material changing ports, and the material changing ports are connected with the sealing covers.
Optionally, a porous metal plate is installed on the inner side wall of the combustion box, a catalyst is placed on the top of the porous metal plate, and the catalyst is a palladium-platinum catalyst.
Optionally, an air inlet of the combustion box body is connected with the porous metal plate through a fan-shaped nozzle, and a return air inlet is formed in the top of the inner side wall of the combustion box body and connected with a return air duct.
Optionally, a copper pipe is installed on the inner side wall of the combustion box body, and the outer side wall of the copper pipe is connected with the high-frequency induction heating equipment through an induction coil.
The utility model has the advantages as follows:
the embodiment of the utility model provides a high-efficient low consumption catalytic combustion device of organic waste gas:
1. organic waste gas can let in the preliminary treatment incasement before carrying out catalytic combustion, adsorb partial unnecessary waste gas that can not burn by the active carbon of active carbon room earlier, the moisture absorption in organic waste gas of the calcium chloride drier of rethread drying chamber, be favorable to catalytic combustion more quick, the efficient goes on, the organic waste gas high efficiency low consumption catalytic combustion device who publishes in the solution above-mentioned patent contains waste gas and the steam that can not burn in the organic waste gas before carrying out catalytic combustion, the reaction rate of catalytic combustion and the problem of quality have been reduced.
2. The gas outlet of burning box passes through the aspiration pump and is connected with the heat exchanger, waste gas after the catalytic combustion still carries a large amount of heats when coming out from the gas outlet in the return air duct through burning box, the aspiration pump can be with the waste gas suction heat exchanger that has a large amount of waste heat, the heat exchanger can carry out recycle to the waste heat, resources are saved, solve the high-efficient low consumption catalytic combustion device of organic waste gas that publishes in the above-mentioned patent and can not be high-efficient thorough waste heat that organic waste gas carried behind the utilization catalytic combustion, the problem of resource-wasting.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of an organic waste gas high-efficiency low-consumption catalytic combustion device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a pretreatment tank of a high-efficiency low-consumption catalytic combustion device for organic waste gas according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a high-efficiency low-consumption catalytic combustion device for organic waste gas according to an embodiment of the present invention.
In the figure: 1. a combustion box body; 2. a fan-shaped nozzle; 3. an induction coil; 4. a copper pipe; 5. an air tube; 6. a gas flow controller; 7. a control valve; 8. an air outlet; 9. a pretreatment tank; 10. an air inlet; 11. an air return opening; 12. a porous metal plate; 13. a catalyst; 14. an air return duct; 15. a high-frequency induction heating device; 16. an air pump; 17. a heat exchanger; 18. a material changing port; 19. a sealing cover; 20. a metal screen; 21. a drying chamber; 22. a desiccant; 23. an activated carbon chamber; 24. activated carbon.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The following describes an organic waste gas high-efficiency low-consumption catalytic combustion apparatus according to an embodiment of the present invention in detail with reference to fig. 1 to 3.
Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a high efficiency and low consumption catalytic combustion apparatus for organic waste gas, comprising a pretreatment tank 9, a drying chamber 21 is formed between the upper part of the inner side wall of the pretreatment tank 9 and the metal filter screen 20, a drying agent 22 is arranged in the drying chamber 21, the drying agent 22 is calcium chloride particles, the outer side wall of the drying chamber 21 is provided with an air outlet 8, an activated carbon chamber 23 is formed between the lower part of the inner side wall of the pretreatment tank 9 and the metal filter screen 20, activated carbon 24 is arranged in the activated carbon chamber 23, the outer side wall of the activated carbon chamber 23 is provided with an air inlet 10, an air outlet 8 at the top of the pretreatment tank 9 is connected with the air inlet of the combustion tank body 1 through an air pipe 5, a gas flow controller 6 and a control valve 7, and the gas outlet of the combustion box body 1 is connected with a heat exchanger 17 through a gas pipe 5, a gas flow controller 6, a control valve 7 and an air pump 16.
In the example, the organic waste gas can be introduced into the pretreatment tank 9 before catalytic combustion, part of the waste gas which cannot be combusted is adsorbed by the activated carbon 24 of the activated carbon chamber 23, and then the moisture in the organic waste gas is absorbed by the calcium chloride drying agent 22 of the drying chamber 21, so that the catalytic combustion can be carried out more rapidly and efficiently, the gas outlet 8 of the combustion tank body 1 is connected with the heat exchanger 17, the waste gas after catalytic combustion still carries a large amount of heat when coming out from the gas outlet 8 through the air return duct 14 in the combustion tank body 1, and the heat exchanger 17 can recycle the waste heat, thereby saving resources.
Referring to fig. 1 and 2, the outer side walls of the drying chamber 21 and the activated carbon chamber 23 are both provided with a material changing port 18, and the material changing port 18 is connected with a sealing cover 19.
For example, when the calcium chloride desiccant 21 and the activated carbon 24 in the drying chamber 21 and the activated carbon chamber 23 are deactivated, the sealing cover 19 is opened, the deactivated calcium chloride desiccant 21 and the activated carbon 24 are taken out, and new calcium chloride desiccant 21 and activated carbon 24 are placed in.
Referring to fig. 1, a porous metal plate 12 is installed on the inner side wall of the combustion box 1, a catalyst 13 is placed on the top of the porous metal plate 12, and the catalyst 13 is a palladium-platinum catalyst.
The multi-layer porous metal plate 12 structure increases the contact area of the catalyst and the organic waste gas, and increases the catalytic efficiency.
Referring to fig. 1, an air inlet of the combustion box 1 is connected with a porous metal plate 12 through a fan-shaped nozzle 2, a return air inlet 11 is formed in the top of the inner side wall of the combustion box 1, and the return air inlet 11 is connected with a return air duct 14.
Illustratively, the fan nozzle 2 provides more uniform entry of exhaust gas into the device and more full contact of the exhaust gas with the catalyst 13.
Referring to fig. 1, a copper pipe 4 is installed on the inner side wall of the combustion box 1, and the outer side wall of the copper pipe 4 is connected with a high-frequency induction heating device 15 through an induction coil 3.
Illustratively, the high-frequency induction heating device 15 may heat the copper pipe 4 through the induction coil 3, and increase the temperature in the combustion chamber 1 through the copper pipe 4, thereby increasing the reaction temperature and increasing the reaction rate.
When the device is used, an external power supply supplies power, the high-frequency induction heating equipment 15 and the air pump 16 are opened through an external switch (the model of the high-frequency induction heating equipment 15 is BTG, the model of the air pump 16 is H002), the control valve 7 is opened (the model of the control valve 7 is Q71F-16P), the gas flow controller 6 is adjusted to a desired speed (the model of the gas flow controller 6 is DN100), organic waste gas is introduced from the air inlet 10, part of the organic waste gas is adsorbed by the activated carbon 24 of the activated carbon chamber 23 to form excessive waste gas which cannot be combusted, moisture in the organic waste gas is absorbed by the calcium chloride drying agent 22 of the drying chamber 21, the pretreated organic waste gas enters the combustion box body 1 from the air pipe 5, the high-frequency induction heating equipment 15 heats the copper pipe 4 through the induction coil 3, the temperature in the combustion box body 1 is improved through the copper pipe 4, the reaction temperature is improved, and the organic waste gas is uniformly sprayed to the inside of After the catalytic combustion reaction, the waste heat enters the air return duct 14 through the air return opening 11, partial waste heat of the waste heat is transferred into the instrument, the reaction in the instrument is enabled to continue, the air pump 16 works, the gas still with preheating is pumped to the heat exchanger 17, the waste heat is recycled, resources are saved, when the calcium chloride drying agent 21 and the activated carbon 24 in the drying chamber 21 and the activated carbon chamber 23 lose efficacy, the sealing cover 19 is opened, the lost calcium chloride drying agent 21 and the lost activated carbon 24 are taken out, and new calcium chloride drying agent 21 and new activated carbon 24 are placed in.
The utility model relates to a high-efficiency low-consumption catalytic combustion device for organic waste gas, which comprises a combustion box body 1; 2. a fan-shaped nozzle; 3. an induction coil; 4. a copper pipe; 5. an air tube; 6. a gas flow controller; 7. a control valve; 8. an air outlet; 9. a pretreatment tank; 10. an air inlet; 11. an air return opening; 12. a porous metal plate; 13. a catalyst; 14. an air return duct; 15. a high-frequency induction heating device; 16. an air pump; 17. a heat exchanger; 18. a material changing port; 19. a sealing cover; 20. a metal screen; 21. a drying chamber; 22. a desiccant; 23. an activated carbon chamber; 24. the activated carbon, the components are all standard parts or parts known to the person skilled in the art, the structure and the principle of which are known to the person skilled in the art by means of technical manuals or by means of routine experimentation.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a catalytic combustion device is consumed slowly to organic waste gas high efficiency, includes pretreatment tank (9), its characterized in that, constitute drying chamber (21) between pretreatment tank (9) inside wall upper portion and metal screen (20), drying chamber (21) built-in have connect drier (22), drier (22) are calcium chloride granule, gas outlet (8) have been seted up to drying chamber (21) lateral wall, constitute activated carbon room (23) between pretreatment tank (9) inside wall lower part and metal screen (20), activated carbon room (23) built-in have connect activated carbon (24), air inlet (10) have been seted up to activated carbon room (23) lateral wall, gas outlet (8) at pretreatment tank (9) top are connected with the air inlet of burning box (1) through trachea (5), gas flow controller (6) and control flap (7), and the gas outlet of the combustion box body (1) is connected with a heat exchanger (17) through a gas pipe (5), a gas flow controller (6), a control valve (7) and an air pump (16).
2. The catalytic combustion device with high efficiency and low consumption for organic waste gas according to claim 1, wherein the outer side walls of the drying chamber (21) and the activated carbon chamber (23) are both provided with a material changing port (18), and the material changing port (18) is connected with the sealing cover (19).
3. The catalytic combustion device with high efficiency and low consumption for organic waste gas according to claim 1, characterized in that a porous metal plate (12) is installed on the inner side wall of the combustion box body (1), a catalyst (13) is placed on the top of the porous metal plate (12), and the catalyst (13) is a palladium-platinum catalyst.
4. The catalytic combustion device with high efficiency and low consumption for organic waste gas as claimed in claim 1, wherein the air inlet of the combustion box (1) is connected with the porous metal plate (12) through the fan-shaped nozzle (2), the top of the inner side wall of the combustion box (1) is provided with the air return opening (11), and the air return opening (11) is connected with the air return duct (14).
5. The catalytic combustion device with high efficiency and low consumption for organic waste gas according to claim 1, characterized in that a copper pipe (4) is installed on the inner side wall of the combustion box body (1), and the outer side wall of the copper pipe (4) is connected with a high frequency induction heating device (15) through an induction coil (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021168221.7U CN212805679U (en) | 2020-06-22 | 2020-06-22 | High-efficient low consumption catalytic combustion device of organic waste gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021168221.7U CN212805679U (en) | 2020-06-22 | 2020-06-22 | High-efficient low consumption catalytic combustion device of organic waste gas |
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| Publication Number | Publication Date |
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| CN212805679U true CN212805679U (en) | 2021-03-26 |
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| CN202021168221.7U Active CN212805679U (en) | 2020-06-22 | 2020-06-22 | High-efficient low consumption catalytic combustion device of organic waste gas |
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