CN211625286U

CN211625286U - Waste gas catalytic combustion processing apparatus

Info

Publication number: CN211625286U
Application number: CN201922335602.3U
Authority: CN
Inventors: 杜树勋
Original assignee: Suzhou Dingyingsen Environmental Engineering Co ltd
Current assignee: Suzhou Dingyingsen Environmental Engineering Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-02
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a waste gas catalytic combustion processing apparatus, including the combustion box, the combustion box right-hand member is connected with the intake pipe, install the air inlet valve in the intake pipe, the inside catalyst section of thick bamboo that is provided with of combustion box, the burner tip is installed to the inside bottom of combustion box, the burner tip is located between catalyst section of thick bamboo and the combustion box inside wall, the input of burner tip is connected with external gas pipeline, the combustion box top is connected with the blast pipe, the blast pipe is located inside the catalyst section of thick bamboo, the blast pipe is connected to external aspiration pump, the output of aspiration pump is connected with the rose box through the delivery pipe, the utility model discloses for traditional exhaust-gas treatment equipment, more energy-conserving, and it is good to the treatment effect of waste gas.

Description

Waste gas catalytic combustion processing apparatus

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a waste gas catalytic combustion processing apparatus.

Background

The waste gas purification (flow gas purification) mainly refers to the treatment work of industrial waste gas such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas generated in industrial places. Common waste gas purification includes factory smoke waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like. Catalytic combustion is a common means in the field of waste gas treatment, belongs to a thermal destruction method, and has the mechanism of oxidizing and thermally cracking and thermally decomposing organic components in waste gas to convert the organic components into nontoxic substances. However, the existing exhaust gas catalytic combustion treatment equipment has the problems of high energy consumption and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust gas catalytic combustion processing apparatus to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a waste gas catalytic combustion processing apparatus, includes the combustion box, the combustion box right-hand member is connected with the intake pipe, install the air inlet valve in the intake pipe, the inside catalyst section of thick bamboo that is provided with of combustion box, the burner tip is installed to the inside bottom of combustion box, the burner tip is located between catalyst section of thick bamboo and the combustion box inside wall, the input of burner tip is connected with external gas pipeline, the combustion box top is connected with the blast pipe, the blast pipe is located inside the catalyst section of thick bamboo, the blast pipe is connected to external aspiration pump, the output of aspiration pump is connected with the rose box through the induction pipe.

Preferably, the side wall of the catalyst cylinder is in a grid-shaped structure, and catalyst particles are attached to the side wall.

Preferably, the air supply pipe is uniformly wound around the periphery of the air inlet pipe in a spiral shape.

Preferably, the left end of the combustion box is connected with an air supply pipe, and an air supply valve is installed on the air supply pipe.

Preferably, turn right from a left side and set gradually a plurality of filter screens in the rose box, all be provided with the shower head between the two adjacent filter screens, between leftmost filter screen and the inside left end of rose box, the shower head is installed on the inside top of rose box, the input of shower head is connected with external water pipe, a plurality of drain pipes are installed to the rose box bottom, install the drain valve on the drain pipe, the right side of the filter screen on rightmost side is provided with the active carbon filter layer, the rose box right-hand member is provided with the outlet duct.

Preferably, a flow equalizing plate is arranged between the filter screen and the activated carbon filter layer, and a plurality of through holes which are uniformly distributed in an array are formed in the surface of the flow equalizing plate.

Compared with the prior art, the beneficial effects of the utility model are that: when the device is used, waste gas is introduced into the combustion box from the gas inlet pipe, flame is sprayed out of the combustion nozzle, meanwhile, under the catalytic action of catalyst particles on the surface of the catalyst cylinder, harmful substances in the waste gas are promoted to be oxidized and decomposed at high temperature, after reaction for a period of time, under the action of the air suction pump, the high-temperature waste gas is pumped into the filter box, filtered to remove impurities and then discharged; in the process of discharging high-temperature waste gas, the waste gas is subjected to heat exchange with low-temperature waste gas in the gas inlet pipe, so that part of heat is transferred to the low-temperature waste gas to preheat the low-temperature waste gas, the energy required by heating the waste gas to the reaction temperature is reduced, and the energy-saving effect is achieved; in the high temperature waste gas got into the filter box, shower head blowout cooling water carried out further cooling to high temperature waste gas, and rivers help washing away the impurity on filter screen surface down simultaneously, through the filtration of multilayer filter screen and active carbon filter layer, guarantee that the combustion gas accords with the environmental protection standard. The utility model discloses for traditional exhaust-gas treatment equipment, more energy-conserving, and good to the treatment effect of waste gas.

Drawings

FIG. 1 is a schematic structural view of an exhaust gas catalytic combustion treatment apparatus;

fig. 2 is a schematic structural diagram of a filter box in an exhaust gas catalytic combustion treatment device.

In the figure: 1-combustion box, 2-air inlet pipe, 3-air inlet valve, 4-combustion nozzle, 5-gas pipeline, 6-catalyst cartridge, 7-exhaust pipe, 8-air pump, 9-air supply pipe, 10-filter box, 11-air supplement pipe, 12-air supplement valve, 13-filter screen, 14-spray header, 15-water pipe, 16-water discharge pipe, 17-water discharge valve, 18-flow equalizing plate, 19-activated carbon filter layer and 20-air outlet 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.

Referring to fig. 1-2, the present invention provides a technical solution: a waste gas catalytic combustion processing device comprises a combustion box 1, wherein the right end of the combustion box 1 is connected with an air inlet pipe 2, the air inlet pipe 2 is provided with an air inlet valve 3, a catalyst cylinder 6 is arranged inside the combustion box 1, a combustion nozzle 4 is arranged at the bottom end inside the combustion box 1, the combustion nozzle 4 is positioned between the catalyst cylinder 6 and the inner side wall of the combustion box 1, the input end of the combustion nozzle 4 is connected with an external gas pipeline 5, the top end of the combustion box 1 is connected with an exhaust pipe 7, the exhaust pipe 7 is positioned inside the catalyst cylinder 6, the exhaust pipe 7 is connected with an external air pump 8, the output end of the air pump 8 is connected with a filter box 10 through an air supply pipe 9, when in use, waste gas is introduced into the combustion box 1 from the air inlet pipe 2, flame is sprayed out from the combustion nozzle 4, and simultaneously under, promote the harmful substances in the waste gas to be oxidized and decomposed at high temperature, after reacting for a period of time, the high-temperature waste gas is pumped into a filter box 10 under the action of an air pump 8, and is discharged after being filtered to remove impurities.

The side wall of the catalyst cylinder 6 is of a grid-shaped structure and is adhered with catalyst particles.

The air feed pipe 9 is uniformly wound at the periphery of the air inlet pipe 2 in a spiral shape, and exchanges heat with low-temperature waste gas in the air inlet pipe 2 in the high-temperature waste gas discharging process, so that part of heat is transferred to the low-temperature waste gas to preheat the low-temperature waste gas, thereby reducing the energy required by the waste gas when the waste gas is heated to the reaction temperature, and achieving the energy-saving effect.

The left end of combustion box 1 is connected with air supplement pipe 11, install air supplement valve 12 on the air supplement pipe 11, air supplement pipe 11 is arranged in supplementing oxygen to combustion box 1, promotes the burning.

A plurality of filter screens 13 are sequentially arranged in the filter box 10 from left to right, spray headers 14 are respectively arranged between every two adjacent filter screens 13 and between the leftmost filter screen 13 and the left end in the filter box 10, the spray header 14 is arranged at the top end inside the filter box 10, the input end of the spray header 14 is connected with an external water pipe 15, a plurality of drain pipes 16 are arranged at the bottom end of the filter box 10, a drain valve 17 is arranged on the drain pipes 16, an activated carbon filter layer 19 is arranged on the right side of the rightmost filter screen 13, the right end of the filter box 10 is provided with an air outlet pipe 20, high-temperature waste gas enters the filter box 10, the spray header 14 sprays cooling water, the high-temperature waste gas is further cooled, meanwhile, the water flow helps to wash away impurities on the surface of the filter screen 13, and the discharged gas is ensured to meet the environmental protection standard through the filtration of the multiple layers of filter screens 13 and the activated carbon filter layer 19.

A flow equalizing plate 18 is arranged between the filter screen 13 and the activated carbon filter layer 19, and a plurality of through holes which are uniformly distributed in an array are formed in the surface of the flow equalizing plate 18.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an exhaust gas catalytic combustion processing apparatus, includes combustion box (1), its characterized in that: the gas-liquid separation device is characterized in that an air inlet pipe (2) is connected to the right end of the combustion box (1), an air inlet valve (3) is installed on the air inlet pipe (2), a catalyst cylinder (6) is arranged inside the combustion box (1), a combustion nozzle (4) is installed at the bottom inside the combustion box (1), the combustion nozzle (4) is located between the catalyst cylinder (6) and the inner side wall of the combustion box (1), the input end of the combustion nozzle (4) is connected with an external gas pipeline (5), an exhaust pipe (7) is connected to the top end of the combustion box (1), the exhaust pipe (7) is located inside the catalyst cylinder (6), the exhaust pipe (7) is connected to an external air pump (8), and the output end of the air pump (8) is connected with a filter box (10) through an.

2. The catalytic combustion processing device for exhaust gas according to claim 1, characterized in that: the side wall of the catalyst cylinder (6) is of a grid-shaped structure and is adhered with catalyst particles.

3. The catalytic combustion processing device for exhaust gas according to claim 1, characterized in that: the air supply pipe (9) is uniformly wound on the periphery of the air inlet pipe (2) in a spiral shape.

4. The catalytic combustion processing device for exhaust gas according to claim 1, characterized in that: the left end of the combustion box (1) is connected with an air supply pipe (11), and an air supply valve (12) is installed on the air supply pipe (11).

5. The catalytic combustion processing device for exhaust gas according to claim 1, characterized in that: the utility model discloses a filter tank, including rose box (10), rose box (10) inside has set gradually a plurality of filter screens (13) from a left side to turning right, all is provided with shower head (14) between two adjacent filter screens (13), between leftmost filter screen (13) and rose box (10) inside left end, install on rose box (10) inside top shower head (14), the input of shower head (14) is connected with external water pipe (15), a plurality of drain pipes (16) are installed to rose box (10) bottom, install drain valve (17) on drain pipe (16), the right side of the filter screen (13) on the rightmost side is provided with activated carbon filter layer (19), rose box (10) right-hand member is provided with outlet duct (20).

6. The catalytic combustion processing apparatus for exhaust gas according to claim 5, characterized in that: a flow equalizing plate (18) is arranged between the filter screen (13) and the active carbon filter layer (19), and a plurality of through holes which are uniformly distributed in an array are formed in the surface of the flow equalizing plate (18).