CN213362505U

CN213362505U - Efficient catalytic combustion device

Info

Publication number: CN213362505U
Application number: CN202020931393.9U
Authority: CN
Inventors: 曾庆丰
Original assignee: Hunan Guangji Environmental Protection Equipment Co ltd
Current assignee: Hunan Guangji Environmental Protection Equipment Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-06-04
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses an efficient catalytic combustion device, including dry filter and adsorption bed and catalytic combustor and main fan and chimney, the first absorption tuber pipe of lateral wall fixedly connected with of dry filter, the one end fixedly connected with second absorption tuber pipe of main fan, the lateral wall fixedly connected with second desorption tuber pipe of chimney, the bottom side fixedly connected with of second desorption tuber pipe mixes bellows, the lateral wall fixedly connected with fourth desorption tuber pipe of mixing bellows, the one end fixedly connected with air supplementing fan of fourth desorption tuber pipe, the bottom fixedly connected with third desorption tuber pipe of mixing bellows, the one end fixedly connected with desorption fan of third desorption tuber pipe, the lateral wall of desorption fan and catalytic combustor's lateral wall fixed connection. The utility model discloses, adopt carbon dioxide extinguishing device, cancel water spray extinguishing device, the security is showing and is improving, eliminates danger among the bud.

Description

Efficient catalytic combustion device

Technical Field

The utility model relates to an exhaust-gas treatment technical field especially relates to an efficient catalytic combustion device.

Background

Along with the rapid development of chemical industry in China in recent years, the application of organic chemical products is gradually wide, the emission phenomena of low-concentration and high-air-volume organic waste gas are more and more, volatile organic compounds contained in the organic chemical products, particularly benzene-containing substances, not only cause serious harm to human health, but also influence the natural environment,

the active carbon adsorption concentration catalytic combustion waste gas treatment equipment is mainly used for treating purification and odor of harmful organic waste gas volatilized or leaked from coating, printing, electromechanics, household appliances, shoes, plastics and various chemical workshops, is most suitable for organic waste gas with lower concentration and unsuitable for direct combustion or catalytic combustion and adsorption recovery treatment, and particularly has remarkable treatment effect on large-air-volume treatment occasions.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a catalytic combustion device with high efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency catalytic combustion device comprises a dry filter, an adsorption bed, a catalytic combustor, a main fan and a chimney, a first adsorption air pipe is fixedly connected with the side wall of the dry filter, a second adsorption air pipe is fixedly connected with one end of the main fan, the side wall of the chimney is fixedly connected with a second desorption air pipe, the bottom side of the second desorption air pipe is fixedly connected with an air mixing box, a fourth desorption air pipe is fixedly connected with the side wall of the air mixing box, one end of the fourth desorption air pipe is fixedly connected with an air supplementing fan, a third desorption air pipe is fixedly connected at the bottom end of the air mixing box, one end of the third desorption air pipe is fixedly connected with a desorption fan, the lateral wall of desorption fan and catalytic combustor's lateral wall fixed connection, the lateral wall of catalytic combustor just keeps away from the lateral wall fixedly connected with spark arrester of desorption fan, the first desorption tuber pipe of lateral wall fixedly connected with of spark arrester.

As a further description of the above technical solution:

the top of adsorption bed is provided with first waste gas control valve, the quantity of first waste gas control valve has a plurality ofly, first waste gas control valve and second adsorption air pipe fixed connection.

As a further description of the above technical solution:

the bottom of adsorption bed is provided with the second waste gas control valve, the quantity of second waste gas control valve has a plurality ofly, second waste gas control valve and first adsorption air pipe fixed connection.

As a further description of the above technical solution:

the top of adsorption bed just is located one side of first waste gas control valve and is provided with first desorption control valve, first desorption control valve and first desorption tuber pipe fixed connection.

As a further description of the above technical solution:

the bottom of adsorption bed and the one side that is located second exhaust gas control valve are provided with second desorption control valve, second desorption control valve and second desorption tuber pipe fixed connection, the bottom of adsorption bed and the one side fixedly connected with pillar that is located second desorption control valve, the quantity of pillar has many.

As a further description of the above technical solution:

the front of the dry filter is provided with an access door, and the inside of the dry filter is provided with an initial effect filtering layer and a middle effect filtering layer.

As a further description of the above technical solution:

the inside of the catalytic combustor is provided with a catalytic chamber, a heating chamber and a heat exchanger, the inside of the catalytic combustor is made of carbon steel materials, the shell is made of heat insulation materials, and a honeycomb type precious metal catalyst is selected as a catalyst in the catalytic chamber.

As a further description of the above technical solution:

the top fixedly connected with exhaust pipe of main fan, the one end of exhaust pipe and the lateral wall of chimney just are located the top side fixed connection of second desorption tuber pipe.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the efficient catalytic combustion device is of a modular combined structure, is formed by laser cutting and bending, is small in appearance error, fast in assembly, capable of saving manpower and material cost, capable of being freely combined according to the air quantity by setting 1-2 ten thousand air quantities for each unit, resistant to high temperature and corrosion and capable of being freely combined according to the air quantity, adopting a plastic spraying process in appearance and being laser green in color.

2. Compared with the prior art, this efficient catalytic combustion device through being provided with catalytic combustor, and waste gas can take place oxidation reaction under the catalyst effect, generates nontoxic tasteless carbon dioxide and water, when combustible gas concentration exceeded the critical value of settlement, will stop the machine automatically and report to the police, adopts carbon dioxide extinguishing device, cancels water spray extinguishing device, and the security is showing the improvement, will dangerously eliminate in sprouting.

Drawings

Fig. 1 is an overall structural front view of an efficient catalytic combustion device provided by the present invention.

Illustration of the drawings:

1. a dry filter; 2. an adsorption bed; 3. a first exhaust gas control valve; 4. a second adsorption air duct; 5. A first desorption air duct; 6. a first desorption control valve; 7. a main fan; 8. a chimney; 9. a wind mixing box; 10. A wind supplementing fan; 11. a desorption fan; 12. a catalytic combustor; 13. a flame arrestor; 14. a fourth desorption air pipe; 15. an access door; 16. a second desorption air pipe; 17. a second exhaust gas control valve; 18. a second desorption control valve; 19. a pillar; 20. an exhaust duct; 21. a third desorption air pipe; 22. and the first adsorption air pipe.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected 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.

Referring to fig. 1, the utility model provides a pair of efficient catalytic combustion device: comprises a dry filter 1, an adsorption bed 2 and a catalytic combustor 12, is used for controlling catalytic combustion of waste gas and extinguishing fire when a fire breaks out, and comprises a main fan 7 and a chimney 8, wherein the side wall of the dry filter 1 is fixedly connected with a first adsorption air pipe 22, one end of the main fan 7 is fixedly connected with a second adsorption air pipe 4, the side wall of the chimney 8 is fixedly connected with a second desorption air pipe 16 for desorbing the waste gas, the bottom side of the second desorption air pipe 16 is fixedly connected with a mixed air box 9, the side wall of the mixed air box 9 is fixedly connected with a fourth desorption air pipe 14, one end of the fourth desorption air pipe 14 is fixedly connected with an air supplementing fan 10, variable frequency adjustment is carried out according to different air quantities, the bottom end of the mixed air box 9 is fixedly connected with a third desorption air pipe 21, one end of the third desorption air pipe 21 is fixedly connected with a desorption fan 11, desorption is realized according to different air quantities, the side wall of the, lateral wall fixedly connected with spark arrester 13 of desorption fan 11 is just kept away from to the lateral wall of catalytic combustor 12 for prevent the conflagration breaing out, the first desorption tuber pipe 5 of lateral wall fixedly connected with of spark arrester 13.

The top end of the adsorption bed 2 is provided with a first waste gas control valve 3, the number of the first waste gas control valves 3 is multiple, the first waste gas control valves 3 are fixedly connected with a second adsorption air duct 4, the bottom end of the adsorption bed 2 is provided with a second waste gas control valve 17, the number of the second waste gas control valves 17 is multiple, the second waste gas control valves 17 are fixedly connected with a first adsorption air duct 22, the top end of the adsorption bed 2 and one side of the first waste gas control valve 3 are provided with a first desorption control valve 6, the first desorption control valve 6 is fixedly connected with a first desorption air duct 5, the bottom end of the adsorption bed 2 and one side of the second waste gas control valve 17 are provided with a second desorption control valve 18, the second desorption control valve 18 is fixedly connected with a second desorption control valve 16, the bottom end of the adsorption bed 2 and one side of the second desorption control valve 18 are fixedly connected with a strut 19, the quantity of pillar 19 has many, dry filter 1's front is provided with access door 15, dry filter 1's inside is provided with first effect filter layer and well effect filter layer, conveniently filter the impurity in the waste gas, catalytic combustor 12's inside is provided with the catalysis room, the heating chamber, heat exchanger, catalytic combustor 12's inside is made by carbon steel material, the shell is made by insulation material, honeycomb type noble metal catalyst is selected for use to the catalyst in the catalysis room, it is low to have flow resistance, the initial temperature of reaction is low, the activity is high, the wide characteristics of airspeed accommodation range, the top fixedly connected with exhaust pipe 20 of main fan 7, the one end of exhaust pipe 20 and the lateral wall of chimney 8 just are located the top side fixed connection of second desorption tuber pipe 16.

The working principle is as follows: when the device is used, the main fan 7 and the air supplementing fan 10 are opened to adjust the frequency conversion with the desorption fan 11, the waste gas is filtered through the dry filter 1 and then enters the adsorption bed 2 through the first adsorption air pipe 22 through the second waste gas control valve 17 to be adsorbed, the adsorbed waste gas enters the second adsorption air pipe 4 through the first waste gas control valve 3 and then reaches the chimney 8 through the exhaust pipe 20 to be discharged, the waste gas which is not adsorbed is subjected to oxidation reaction through the opening of the first desorption control valve 6 and the second desorption control valve 18 to be opened through the opening of the second desorption air pipe 16 and the inside of the first desorption air pipe 5, the waste gas is subjected to carbon dioxide generation and water through the inside of the catalytic combustor 12, and then enters the air mixing box 9 to be mixed and then is discharged through the chimney 8.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a catalytic combustion device of efficient, includes dry-type filter (1) and adsorption bed (2) and catalytic combustor (12) and main fan (7) and chimney (8), its characterized in that: the side wall of the dry filter (1) is fixedly connected with a first adsorption air pipe (22), one end of the main fan (7) is fixedly connected with a second adsorption air pipe (4), the side wall of the chimney (8) is fixedly connected with a second desorption air pipe (16), the bottom side of the second desorption air pipe (16) is fixedly connected with an air mixing box (9), the side wall of the air mixing box (9) is fixedly connected with a fourth desorption air pipe (14), one end of the fourth desorption air pipe (14) is fixedly connected with an air supplementing fan (10), the bottom end of the air mixing box (9) is fixedly connected with a third desorption air pipe (21), one end of the third desorption air pipe (21) is fixedly connected with a desorption fan (11), the side wall of the desorption fan (11) is fixedly connected with the side wall of the catalytic combustor (12), the side wall of the catalytic combustor (12) is far away from the side wall of the desorption fan (11) and is fixedly connected with a flame arrester, the lateral wall fixedly connected with first desorption tuber pipe (5) of spark arrester (13).

2. An efficient catalytic combustion unit as set forth in claim 1 wherein: the top of adsorption bed (2) is provided with first waste gas control valve (3), the quantity of first waste gas control valve (3) has a plurality ofly, first waste gas control valve (3) and second adsorption air pipe (4) fixed connection.

3. An efficient catalytic combustion unit as set forth in claim 1 wherein: the bottom of adsorption bed (2) is provided with second waste gas control valve (17), the quantity of second waste gas control valve (17) has a plurality ofly, second waste gas control valve (17) and first adsorption air pipe (22) fixed connection.

4. An efficient catalytic combustion unit as set forth in claim 1 wherein: the top of adsorption bed (2) and the one side that is located first waste gas control valve (3) are provided with first desorption control valve (6), first desorption control valve (6) and first desorption tuber pipe (5) fixed connection.

5. An efficient catalytic combustion unit as set forth in claim 1 wherein: the bottom of adsorption bed (2) and the one side that is located second waste gas control valve (17) are provided with second desorption control valve (18), second desorption control valve (18) and second desorption tuber pipe (16) fixed connection, the bottom of adsorption bed (2) and one side fixedly connected with pillar (19) that are located second desorption control valve (18), the quantity of pillar (19) has many.

6. An efficient catalytic combustion unit as set forth in claim 1 wherein: an access door (15) is arranged on the front face of the dry filter (1), and an initial effect filtering layer and a medium effect filtering layer are arranged inside the dry filter (1).

7. An efficient catalytic combustion unit as set forth in claim 1 wherein: the inside of the catalytic combustor (12) is provided with a catalytic chamber, a heating chamber and a heat exchanger, the inside of the catalytic combustor (12) is made of carbon steel materials, the shell is made of heat insulation materials, and a honeycomb type noble metal catalyst is selected as a catalyst in the catalytic chamber.

8. An efficient catalytic combustion unit as set forth in claim 1 wherein: the top fixedly connected with exhaust pipe (20) of main fan (7), the top side fixed connection that the one end of exhaust pipe (20) and the lateral wall of chimney (8) just are located second desorption tuber pipe (16).