CN213421130U

CN213421130U - Catalytic combustion's exhaust treatment device

Info

Publication number: CN213421130U
Application number: CN202021311161.XU
Authority: CN
Inventors: 陈贵东
Original assignee: Beijing Lengyan Technology Co ltd
Current assignee: Beijing Lengyan Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-06-11
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a catalytic combustion's exhaust treatment device, including the active carbon adsorption container, the top of active carbon adsorption container is provided with the trunk line, the right-hand member of trunk line is provided with dry-type rose box, the below of dry-type rose box is provided with the control box, the left side of control box is provided with the catalytic bed combustor, the left side of catalytic bed combustor is provided with the benefit air-cooler, the top of benefit air-cooler is provided with the spark arrester, the left side of spark arrester is provided with the absorption filter, increases the filter screen inside the catalytic bed combustor, filters poisonous and harmful gas such as dirt granule, droplet in the combustion process again, can effectively avoid the jam of catalytic bed, prolongs the life of catalytic bed, reduces use cost, increases the fireguide pipe simultaneously inside the combustion chamber, makes the burning in-process of waste gas more abundant, quickening the circulation of indoor toxic airflow, thereby improving the efficiency of waste gas purification.

Description

Catalytic combustion's exhaust treatment device

Technical Field

The utility model belongs to the technical field of the abandonment is handled, concretely relates to catalytic combustion's exhaust treatment device.

Background

Catalytic combustion is a purification method in which combustible substances in exhaust gas are oxidatively decomposed at a relatively low temperature by using a catalyst. Therefore, catalytic combustion is also called catalytic chemical conversion. As the catalyst accelerates the oxidative decomposition process, most of hydrocarbons can be completely oxidized by the catalyst at the temperature of 300-450 ℃. Compared with a thermal combustion method, the catalytic combustion requires less auxiliary fuel, the energy consumption is low, and the volume of equipment and facilities is small.

The existing catalytic combustion waste treatment device in the current market has some defects, for example, when the existing catalytic combustion waste gas treatment device filters toxic and harmful gases containing a large amount of dust particles, fog drops and the like, the catalytic bed layer is easy to block, so that the catalytic activity is reduced, the purification efficiency is reduced, the problems of frequent replacement and high cleaning cost of the catalytic bed are caused, and the problems of uneven air flow and temperature distribution of a combustion chamber and influence on the catalytic effect exist in the use process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a catalytic combustion's exhaust treatment device to propose current catalytic combustion exhaust treatment device in solving above-mentioned background art when filtering poisonous and harmful gas such as containing a large amount of dirt particles, fog drops, arouse the jam of catalytic bed easily, make catalytic activity descend, thereby reduce purification efficiency, lead to the frequent change of catalytic bed and clean high grade problem of expense, also can have combustion chamber air current and temperature distribution inhomogeneous in the use, influence the problem of catalytic effect.

In order to achieve the above object, the utility model provides a following technical scheme: a catalytic combustion exhaust gas treatment device comprises an activated carbon adsorption container, wherein a main pipeline is arranged above the activated carbon adsorption container, a dry filter box is arranged at the right end of the main pipeline, a control box is arranged below the dry filter box, a catalytic bed combustor is arranged on the left side of the control box, an air supplementing and cooling machine is arranged on the left side of the catalytic bed combustor, a flame arrester is arranged above the air supplementing and cooling machine, an absorption filter is arranged on the left side of the flame arrester, a pipeline is arranged at the front end of the activated carbon adsorption container, a base is arranged below the activated carbon adsorption container, a chimney is arranged on the left side of the activated carbon adsorption container, an induced draft fan is arranged on the right side of the chimney, an explosion-proof door is arranged at the top end of the catalytic bed combustor, a preheater is arranged above the inside of the catalytic bed combustor, and a catalytic bed is arranged, the catalytic bed is characterized in that a handle is arranged below the catalytic bed, a sleeve is arranged below the handle, a cooking range is arranged on the sleeve, a fire guide pipe is arranged inside the sleeve, an igniter is arranged on the sleeve on the right side of the cooking range, a filter screen is arranged in the middle of the rear surface of the handle, and slide rails are arranged on the catalytic bed combustor on the left side and the right side of the filter screen.

Preferably, the sleeve is fixedly connected with the catalytic bed combustor through welding, the cooking range is fixedly connected with the sleeve through clamping, and the igniter is fixedly connected with the sleeve through bolts.

Preferably, the kitchen range is provided with ten groups altogether, and every group kitchen range evenly distributed is on the sleeve, some firearm are provided with ten groups altogether, and every group some firearm all with the kitchen range one-to-one.

Preferably, the slide rails are arranged in two groups, and are fixedly connected with the catalytic bed combustor through bolts, and the filter screen is slidably connected with the catalytic bed combustor through the slide rails.

Preferably, the absorption filter is hermetically connected with the catalytic bed burner through a pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization increases the filter screen inside the catalysis bed combustor, filters poisonous and harmful gas such as dirt particle, fog droplet in combustion process again, can effectually avoid the jam of catalysis bed, prolongs the life of catalysis bed, reduces use cost, increases the squib simultaneously inside the combustion chamber for waste gas is more abundant in combustion process, accelerates indoor poisonous air current circulation, thereby improves exhaust purification's efficiency.

Drawings

FIG. 1 is a schematic structural view of a catalytic combustion exhaust gas treatment device of the present invention;

fig. 2 is a schematic structural view of a catalytic bed burner of the present invention;

FIG. 3 is a schematic structural view of the ignition device of the present invention;

FIG. 4 is a schematic view of the structure of the filter net of the present invention;

in the figure: the system comprises a chimney 1, an activated carbon adsorption container 2, a main pipeline 3, a dry type filter box 4, a control box 5, a catalytic bed combustor 6, a supplementary cooling fan 7, a flame arrester 8, an absorption filter 9, a pipeline 10, a base 11, an induced draft fan 12, an explosion-proof door 13, a preheater 14, a catalytic bed 15, a handle 16, a sleeve 17, a cooking range 18, a fire-guiding pipe 19, an igniter 20, a filter screen 21 and a slide rail 22.

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.

Referring to fig. 1-4, the present invention provides a catalytic combustion exhaust gas treatment device, comprising: the device comprises an activated carbon adsorption container 2, a main pipeline 3 is arranged above the activated carbon adsorption container 2, a dry-type filter box 4 is arranged at the right end of the main pipeline 3, a control box 5 is arranged below the dry-type filter box 4, a catalytic bed combustor 6 is arranged on the left side of the control box 5, an air supplementing and cooling fan 7 is arranged on the left side of the catalytic bed combustor 6, a flame arrester 8 is arranged above the air supplementing and cooling fan 7, an absorption filter 9 is arranged on the left side of the flame arrester 8, a pipeline 10 is arranged at the front end of the activated carbon adsorption container 2, a base 11 is arranged below the activated carbon adsorption container 2, a chimney 1 is arranged on the left side of the activated carbon adsorption container 2, an induced draft fan 12 is arranged on the right side of the chimney 1, an explosion-proof door 13 is arranged at the top end of the catalytic bed combustor 6, a preheater 14 is arranged above the inside of the catalytic, a sleeve 17 is arranged below the handle 16, a cooking range 18 is arranged on the sleeve 17, a squib 19 is arranged inside the sleeve 17, an igniter 20 is arranged on the sleeve 17 on the right side of the cooking range 18, a filter screen 21 is arranged in the middle of the rear surface of the handle 16, and slide rails 22 are arranged on the catalytic bed combustor 6 on the left side and the right side of the filter screen 21.

In order to ensure that the sleeve 17 is stably installed in the catalytic bed combustor 6, the burner 18 is convenient to replace, and at the same time, the burner 18 on the sleeve 17 can be ignited by the igniter 20, so that the catalytic bed combustor 6 can normally operate, in the embodiment, the sleeve 17 is preferably fixedly connected with the catalytic bed combustor 6 by welding, the burner 18 is fixedly connected with the sleeve 17 by clamping, and the igniter 20 is fixedly connected with the sleeve 17 by bolts.

In order to uniformly combust the exhaust gas in the catalytic bed combustor 6, accelerate sufficient catalysis of the toxic gas, and improve the purification rate of the toxic gas, in the embodiment, ten groups of burners 18 are preferably arranged, each group of burners 18 is uniformly distributed on the sleeve 17, ten groups of igniters 20 are arranged, and each group of igniters 20 corresponds to each burner 18.

In order to facilitate the filter screen 21 to be drawn out from the catalytic bed combustor 6 and the filter screen 21 to be cleaned, the filter screen 21 is used to filter the gas entering the combustion chamber again, so as to avoid the blockage of the catalytic bed layer and increase the service life of the catalytic bed 15, in this embodiment, two sets of slide rails 22 are preferably provided, and are fixedly connected with the catalytic bed combustor 6 through bolts, and the filter screen 21 is slidably connected with the catalytic bed combustor 6 through the slide rails 22.

In order to make the gas after combustion catalysis undergo the filtration treatment again through the absorption filter 9, and improve the standard reaching rate after gas emission, in this embodiment, the absorption filter 9 is preferably connected with the catalytic bed combustor 6 through a pipe in a sealing manner.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the power is switched on, the generated waste gas is gathered and filtered for the first time through the dry filter box 4, the waste gas enters the activated carbon adsorption container 2 through the main pipeline 3, at the moment, the combustion device is opened, the cooking range 18 is ignited through the igniter 20, the preheater 14 starts to operate, the temperature in the combustion chamber starts to rise, the toxic gas passes through the pipeline 10, the toxic gas passes through the flame arrester 8 and enters the catalytic bed combustor 6, the gas enters the catalytic bed 15 through the filter screen 21, at the moment, the toxic gas is converted into water and carbon dioxide through catalytic combustion, the residual gas after being discharged is cooled by the air supplementing and cooling machine 7, the residual gas after being discharged is filtered for the second time through the absorption filter 9, the gas after being treated is adsorbed again through the inside of the activated carbon adsorption container 2 through the pipeline 10, finally, the gas after being treated is taken, when the filter screen 21 needs to be cleaned, the handle 16 is pulled out through the sliding rail 22 in a sliding manner, and after cleaning is finished, the filter screen is returned again to be convenient for reuse.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A catalytic combustion exhaust gas treatment device comprises an activated carbon adsorption container (2), and is characterized in that: the top of active carbon adsorption container (2) is provided with trunk line (3), the right-hand member of trunk line (3) is provided with dry-type rose box (4), the below of dry-type rose box (4) is provided with control box (5), the left side of control box (5) is provided with catalytic bed combustor (6), the left side of catalytic bed combustor (6) is provided with benefit air-cooler (7), the top of benefit air-cooler (7) is provided with spark arrester (8), the left side of spark arrester (8) is provided with absorption filter (9), the front end of active carbon adsorption container (2) is provided with pipeline (10), the below of active carbon adsorption container (2) is provided with base (11), the left side of active carbon adsorption container (2) is provided with chimney (1), the right side of chimney (1) is provided with draught fan (12), the top end of catalytic bed combustor (6) is provided with explosion vent (13), the inside top of catalytic bed combustor (6) is provided with pre-heater (14), the below of pre-heater (14) is provided with catalytic bed (15), the below of catalytic bed (15) is provided with handle (16), the below of handle (16) is provided with sleeve (17), be provided with kitchen range (18) on sleeve (17), the inside of sleeve (17) is provided with fuse pipe (19), the right side of kitchen range (18) is located and is provided with some firearm (20) on sleeve (17), the rear surface intermediate position department of handle (16) is provided with filter screen (21), the left and right sides of filter screen (21) is located and is provided with slide rail (22) on catalytic bed combustor (6).

2. A catalytic combustion exhaust gas treatment device in accordance with claim 1, wherein: the sleeve (17) is fixedly connected with the catalytic bed combustor (6) through welding, the cooking range (18) is fixedly connected with the sleeve (17) through clamping, and the igniter (20) is fixedly connected with the sleeve (17) through bolts.

3. A catalytic combustion exhaust gas treatment device in accordance with claim 1, wherein: the cooking range (18) are provided with ten groups, each group of cooking ranges (18) are evenly distributed on the sleeve (17), the igniter (20) is provided with ten groups, and each group of igniters (20) corresponds to the cooking ranges (18) one to one.

4. A catalytic combustion exhaust gas treatment device in accordance with claim 1, wherein: the slide rails (22) are arranged in two groups and fixedly connected with the catalytic bed combustor (6) through bolts, and the filter screen (21) is connected with the catalytic bed combustor (6) through the slide rails (22) in a sliding mode.

5. A catalytic combustion exhaust gas treatment device in accordance with claim 1, wherein: the absorption filter (9) is connected with the catalytic bed combustor (6) in a sealing way through a pipeline.