CN212511202U

CN212511202U - Waste gas catalytic combustion processing apparatus

Info

Publication number: CN212511202U
Application number: CN202020877647.3U
Authority: CN
Inventors: 张冠杰; 何炬雄
Original assignee: Foshan City Shunde District Yagogue Environmental Protection Industry Development Co ltd
Current assignee: Foshan City Shunde District Yagogue Environmental Protection Industry Development Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-09
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a waste gas catalytic combustion processing device, which comprises a drying box, a preheating box, a catalytic combustion box and a high-temperature gas cooling box which are arranged in sequence, wherein a clapboard is also arranged in the drying box, drying particles with larger apertures than through holes are arranged on the clapboard, a dust filter is also vertically arranged in the drying box and positioned at the right side of the dust filter, an active carbon filter is also arranged in the drying box, a heater is arranged in the preheating box, a temperature controller is arranged on the side wall of the preheating box, a catalyst is arranged in the catalytic combustion box, a third communicating pipe connected with the left side wall of the preheating box is also arranged on the right side wall of the catalytic combustion box, the tail end of the third communicating pipe also extends to the inside of the preheating box, a cooling water tank is arranged in the high-temperature gas cooling box, and a plurality of nozzles which are equidistantly distributed are arranged at the lower end of the cooling water tank, and the bottom of the nozzle is also connected with a sprayer.

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 catalytic combustion of the waste gas is to oxidize hydrocarbon in the organic waste gas into water and carbon dioxide rapidly under the condition of lower temperature under the action of a catalyst so as to achieve the aim of treatment, can realize complete combustion of fuel at lower temperature by catalytic combustion, and has very important effects on the aspects of improving the combustion process, reducing the reaction temperature, promoting complete combustion, inhibiting the formation of toxic and harmful substances and the like;

in the prior art, the waste gas catalytic combustion treatment device can release a large amount of heat, carbon dioxide and water in the combustion process of the catalytic combustion box, and certain influence on the environment can be caused if the gas and water with heat are directly discharged.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art scheme, the utility model provides a waste gas catalytic combustion processing device.

The utility model provides a technical scheme that its technical problem adopted is: a waste gas catalytic combustion processing device comprises a drying box, a preheating box, a catalytic combustion box and a high-temperature gas cooling box which are sequentially arranged, wherein an air inlet pipe is welded on the outer wall of one side of the drying box, a first communication pipe connected with the preheating box is welded on the outer wall of the other side of the drying box, a partition plate is further mounted inside the drying box, a plurality of circular through holes are formed in the surface of the partition plate, dry particles with larger apertures than the through holes are arranged on the circular through holes, a filter screen mounting frame is further vertically mounted inside the drying box, a dust filter screen is fastened on the filter screen mounting frame and located on the right side of the dust filter screen, an active carbon filter is further arranged inside the drying box, and an air outlet of the active carbon filter is also connected with the first communication pipe;

the right side wall of preheating cabinet welded with the second communicating pipe that the catalytic combustion case is connected, the internally mounted of preheating cabinet has the heater to install temperature controller on the lateral wall of preheating cabinet, the right side wall of catalytic combustion case welded with the fourth communicating pipe that the high temperature gas cooling box is connected, the catalytic combustion incasement is equipped with the catalyst, and the right side wall of catalytic combustion case still is equipped with the third communicating pipe of being connected with preheating cabinet left side wall, the end of third communicating pipe still extends to the inside of preheating cabinet, the internally mounted of high temperature gas cooling box has the cold water tank, and in the lower extreme of cold water tank is equipped with the nozzle of a plurality of equidistance distributions, just the bottom of nozzle still is connected with the atomizer.

Preferably, a blower is arranged on the left side of the preheating box, an air outlet is formed in the contact surface of the blower and the preheating box, and the temperature controller is connected with the blower through a wire.

Preferably, the back of the catalytic combustion box is provided with a water outlet pipe, and the tail end of the water outlet pipe is connected with the cold water tank.

Preferably, the side wall of the high-temperature gas cooling box is further provided with a side floating ball liquid level controller, and the bottom of the right end of the high-temperature gas cooling box is provided with a drain pipe and a valve fixedly arranged outside the drain pipe.

Compared with the prior art, the beneficial effects of the utility model are that: waste gas is introduced into the drying box from the gas inlet pipe, the dry particles effectively absorb moisture contained in the waste gas, and larger solid in the waste gas is primarily isolated by arranging the dust filtering net, then the waste gas is adsorbed by the activated carbon filter, because the activated carbon filter is connected with the preheating box through the first communicating pipe, the activated carbon is heated to analyze higher organic gas and also moves towards the preheating box, meanwhile, when the temperature controller detects that the temperature in the preheating box exceeds the set temperature, the blower is started to bring the gas in the preheating box into the catalytic combustion box for oxidation reaction, and the gas generated by combustion is respectively introduced into the preheating box from the third communicating pipe, on one hand, the temperature in the preheating box can be effectively increased, the energy consumption of the heater is reduced, on the other hand, the gas can be taken as a jet flow to be injected into the catalytic combustion box from the second communicating pipe, can effectively take away the inside partial temperature of catalytic combustion case, make partial waste gas pour into the high-temperature gas cooling tank into from fourth communicating pipe simultaneously in, finally reduce gaseous temperature through the spraying, and from the catalytic combustion case and the water that flows out in the high-temperature gas cooling tank then partly circulate to the cold water tank in.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Reference numbers in the figures:

the device comprises a drying box 1, an air inlet pipe 11, a first communicating pipe 12, a partition plate 13, dry particles 14, a dust filtering net 15, an activated carbon filter 16, a preheating box 2, a heater 21, a temperature controller 22, a second communicating pipe 23, a blower 24, a catalytic combustion box 3, a fourth communicating pipe 31, a third communicating pipe 32, a high-temperature gas cooling box 4, a cold water tank 41, a nozzle 42, a side-mounted floating ball liquid level controller 43, a water outlet pipe 44 and a valve 45.

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.

As shown in figure 1, the utility model provides a waste gas catalytic combustion treatment device, which comprises a drying box 1, a preheating box 2, a catalytic combustion box 3 and a high-temperature gas cooling box 4 which are arranged in sequence, wherein an air inlet pipe 11 is welded on the outer wall of one side of the drying box 1, the outer wall of the other side of the drying box 1 is welded with a first communicating pipe 12 connected with the preheating box 2, a clapboard 13 is also arranged in the drying box 1, a plurality of round through holes are arranged on the surface of the clapboard 13, and the round through hole is provided with dry particles 14 with larger aperture than the through hole, the inside of the drying box 1 is also vertically provided with a filter screen mounting frame, a dust filtering net 15 is fastened on the filter screen mounting frame and is positioned at the right side of the dust filtering net 15, an active carbon filter 16 is further arranged in the drying box 1, and an air outlet of the active carbon filter 16 is also connected with the first communication pipe 12;

the right side wall of the preheating box 2 is welded with a second communicating pipe 23 connected with the catalytic combustion box 3, a heater 21 is installed inside the preheating box 2, a temperature controller 22 is installed on the side wall of the preheating box 2, the right side wall of the catalytic combustion box 3 is welded with a fourth communicating pipe 31 connected with the high-temperature gas cooling box 4, a catalyst is arranged in the catalytic combustion box 3, a third communicating pipe 32 connected with the left side wall of the preheating box 2 is further arranged on the right side wall of the catalytic combustion box 3, the tail end of the third communicating pipe 32 further extends to the inside of the preheating box 2, a cold water tank 41 is installed inside the high-temperature gas cooling box 4, a plurality of nozzles 42 are arranged at the lower end of the cold water tank 41 and are distributed equidistantly, and the bottom of the nozzles 42 is further connected with a sprayer.

The left side of the preheating box 2 is provided with a blower 24, the contact surface of the blower 24 and the preheating box 2 is provided with an air outlet, and the temperature controller 22 is connected with the blower 24 through a wire.

The back of the catalytic combustion box 3 is provided with a water outlet pipe, and the tail end of the water outlet pipe is connected with the cold water tank 41.

The side wall of the high-temperature gas cooling box 4 is also provided with a side floating ball liquid level controller 43, and the bottom of the right end of the high-temperature gas cooling box 4 is provided with a drain pipe 44 and a valve 45 fixedly arranged outside the drain pipe 44.

Waste gas is introduced into the drying box 1 from the gas inlet pipe 11, the dry particles 14 effectively absorb moisture contained in the waste gas, the larger solid in the waste gas is primarily isolated by arranging the dust filtering net 15, then the waste gas is adsorbed by the activated carbon filter 16, as the activated carbon filter 16 is connected with the preheating box 2 through the first communicating pipe 12, the activated carbon is heated to analyze higher organic gas and moves towards the preheating box 2, meanwhile, when the temperature controller 22 detects that the temperature in the preheating box 2 exceeds the set temperature, the blower 24 is started to bring the gas in the preheating box 2 into the catalytic combustion box 3 for oxidation reaction, and the gas generated by combustion is introduced into the preheating box 2 from the third communicating pipe 23, on one hand, the temperature in the preheating box 2 can be effectively increased, the energy consumption of the heater 21 is reduced, on the other hand, the gas can be used as a blast to be introduced into the catalytic combustion box 3 from the second communicating pipe 23, the internal temperature of the catalytic combustion box can be effectively taken away, part of waste gas is simultaneously promoted to be injected into the high-temperature gas cooling box 4 from the fourth communicating pipe 31, the temperature of the gas is finally reduced through spraying, and the water flowing out of the catalytic combustion box 3 and the high-temperature gas cooling box 4 is partially circulated into the cold water tank 41.

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.

Claims

1. The waste gas catalytic combustion treatment device is characterized by comprising a drying box, a preheating box, a catalytic combustion box and a high-temperature gas cooling box which are sequentially arranged, wherein an air inlet pipe is welded on the outer wall of one side of the drying box, a first communication pipe connected with the preheating box is welded on the outer wall of the other side of the drying box, a partition plate is further mounted in the drying box, a plurality of circular through holes are formed in the surface of the partition plate, dry particles with larger apertures than the through holes are arranged on the circular through holes, a filter screen mounting frame is further vertically mounted in the drying box, a dust filter screen is fixedly arranged on the filter screen mounting frame and is positioned on the right side of the dust filter screen, an active carbon filter is further arranged in the drying box, and an air outlet of the active carbon filter is also connected with the first communication pipe;

2. The catalytic combustion treatment device for exhaust gas according to claim 1, wherein a blower is provided on the left side of the preheating chamber, and an air outlet is provided on the contact surface of the blower and the preheating chamber, and the temperature controller is connected to a blower line.

3. The catalytic combustion treatment device for exhaust gas according to claim 1, wherein a water outlet pipe is provided at a back portion of the catalytic combustion tank, and a distal end of the water outlet pipe is connected to the cold water tank.

4. The catalytic combustion treatment device for exhaust gas according to claim 1, wherein a side-mounted float level controller is further installed on the side wall of the high-temperature gas cooling tank, and a drain pipe and a valve fixedly installed outside the drain pipe are provided on the bottom of the right end of the high-temperature gas cooling tank.