CN109126450B - Industrial carbon monoxide waste gas treatment device - Google Patents

Abstract

The invention discloses an industrial carbon monoxide waste gas treatment device, comprising: a carbon monoxide converter, comprising: a casing arranged vertically, a first dividing plate and a second dividing plate horizontally arranged in the casing; The first partition plate and the second partition plate partition the shell into a bottom-to-up mixing chamber, a primary conversion chamber and a secondary conversion chamber, and multiple sets of baffles are arranged in the mixing chamber, so A plurality of groups of primary reaction plates are arranged in the primary reforming chamber, a plurality of gas distribution pipes and a plurality of secondary reaction tubes are arranged in the secondary reforming chamber; a carbon dioxide absorber is communicated with the carbon monoxide converter, and the carbon dioxide The absorber includes: a main body, a main gas outlet pipe, a plurality of branch gas pipes, a liquid outlet pipe and a liquid removal wire mesh; an activated carbon purifier. The invention can completely convert carbon monoxide into carbon dioxide and absorb carbon dioxide at the same time, thereby fundamentally solving the problem of carbon monoxide exhaust gas pollution.

Description

Industrial carbon monoxide waste gas treatment device

technical field

The invention relates to a waste gas treatment device. More specifically, the present invention relates to an industrial carbon monoxide exhaust gas treatment device, which belongs to the technical field of exhaust gas treatment.

Background technique

Generally, when carbon-containing substances are not completely burned, toxic and harmful carbon monoxide gas will be produced, and carbon monoxide gas will be directly discharged into the atmosphere, which will cause serious pollution to the atmosphere. At present, there are many operations that produce carbon monoxide gas in industry, such as ironmaking, coking, casting, calcination, garbage disposal, etc., all of which will produce carbon monoxide gas. my country's environmental health department stipulates that the daily average concentration of carbon monoxide gas in the air should not exceed 0.8ppm, and the maximum allowable concentration for one measurement is 2.4ppm. Most of the existing treatment methods in the industry are to discharge carbon monoxide exhaust gas into the sky through chimneys to dilute the concentration of carbon monoxide gas. Therefore, chimneys can be seen everywhere in factories, and thick smoke is often emitted from chimneys. This treatment method can only cure the symptoms but not the root cause. If things go on like this, the carbon monoxide gas in the air will inevitably exceed the standard, which will seriously affect the atmospheric environment. Therefore, only converting toxic and harmful carbon monoxide gas into non-toxic and harmless carbon dioxide gas is a long-term solution, but at the same time, a large amount of carbon dioxide gas will be emitted, which will cause the greenhouse effect and still pollute the atmosphere. Therefore, converting carbon monoxide gas into After converting into carbon dioxide gas, it is necessary to absorb and process carbon dioxide gas to prevent it from being discharged into the atmosphere, thereby fundamentally solving the problem of carbon monoxide exhaust gas pollution.

SUMMARY OF THE INVENTION

An object of the present invention is to provide an industrial carbon monoxide waste gas treatment device, which can convert toxic and harmful carbon monoxide gas into non-toxic and harmless carbon dioxide gas, and can absorb and process carbon dioxide gas at the same time, avoid carbon dioxide gas from being discharged to the atmosphere, thereby reducing carbon dioxide gas from the atmosphere. Fundamentally solve the problem of carbon monoxide exhaust gas pollution.

In order to achieve these objects and other advantages according to the present invention, an industrial carbon monoxide exhaust gas treatment device is provided, comprising:

A carbon monoxide converter includes: a vertically arranged casing, a first partition plate and a second partition plate horizontally arranged in the casing from bottom to top, wherein the lower side wall of the casing is provided with An exhaust gas inlet, an air inlet at the bottom near the exhaust gas inlet, and a reformed gas outlet at the top, the first partition plate and the second partition plate divide the shell into a bottom-to-up mixing chamber , a primary reforming chamber and a secondary reforming chamber, the exhaust gas inlet and the air inlet are both located in the mixing chamber, and there are multiple sets of baffles vertically and equally spaced in the mixing chamber, and each set of baffles includes a former The baffle and the rear sub-baffle, the front sub-baffle and the rear sub-baffle are sequentially distributed along the airflow direction, the bottom edge and the two sides of the front sub-baffle are fixedly connected with the inner side wall of the casing, and the top edge is The lower surface of the first partition plate forms an air outlet channel, the top edge of the rear sub-baffle plate is fixedly connected to the lower surface of the first partition plate, the two side edges are fixed to the inner side wall of the casing, and the bottom edge is fixed to the lower surface of the first partition plate. The bottom of the housing forms an air outlet channel, the air inlet is located behind the airflow of the front sub-baffle closest to the exhaust gas inlet, and the first partition plate is located at the rear sub-baffle farthest from the exhaust gas inlet There is a mixed gas outlet in the part adjacent to the inner wall of the shell, the upper surface of the first partition plate is fixed with a first heater, and the first-stage reforming chamber is arranged in parallel and at equal intervals along the height direction of the shell. There are multiple groups of first-level reaction plates, each group of first-level reaction plates includes an upper reaction sub-plate and a lower reaction sub-plate, and the upper and lower reaction sub-plates are relatively fixed to the inner side wall of the casing, and the free ends form an outlet. Channel, the free ends of the upper reaction sub-plate and the lower reaction sub-plate are higher than the fixed end, the lower surfaces of the upper reaction sub-plate and the lower reaction sub-plate are fixed with a plurality of hemispherical bumps, the upper reaction sub-plate and the lower reaction sub-plate are fixed with a plurality of hemispherical bumps The part of the lower surface of the sub-board that is not fixed to the bump and the outer surface of the bump are coated with carbon monoxide oxidation catalyst, a plurality of gas distribution pipes and a plurality of secondary reaction pipes are arranged in the secondary reforming chamber, and each gas distribution pipe is horizontal The inner side wall of the casing is fixedly connected, and a plurality of air distribution pipes are located on the same horizontal plane and are distributed at equal intervals. A plurality of secondary reaction tubes are connected at equal intervals along its length direction, and the secondary reaction tubes are S-shaped. grid-shaped channels, the inner wall of each channel is coated with a carbon monoxide oxidation catalyst, and the inner wall of the secondary reforming chamber is relatively fixed to the second heater;

A carbon dioxide absorber, which is communicated with the carbon monoxide converter, the carbon dioxide absorber comprises: a body arranged vertically, a general air outlet pipe arranged vertically in the middle of the body, and the inner side of the body is horizontally fixed from bottom to top A plurality of gas outlet pipes, a liquid outlet pipe and a liquid removal wire mesh of the wall, wherein the bottom of the main body is in the shape of an inverted cone, the lower side wall of the main body is provided with a reforming gas inlet, and the top is provided with a first purified gas outlet , There is a liquid outlet in the center of the bottom, the reformed gas inlet is communicated with the reformed gas outlet, the bottom end of the general gas outlet is connected with the reformed gas inlet, and the top is sealed, and a plurality of branch gas pipes are along the height of the general gas outlet. The directions are distributed at equal intervals, and the middle part of each branch air pipe is connected to the main air outlet pipe. The bottom of each branch air pipe is evenly fixed with multiple air outlet nozzles along its length direction, and the air outlet direction of each air outlet nozzle is downward. Below each outlet pipe is horizontally provided with a liquid separation plate, and each liquid separation plate is provided with a plurality of liquid outlet holes, the top of the liquid outlet pipe is connected with a sodium hydroxide solution inlet pipe, and the bottom is along its length direction. A plurality of liquid discharge nozzles are evenly fixed, and the liquid discharge direction of each liquid discharge nozzle is downward. The lower surface of the liquid removal screen is vertically fixed with a plurality of liquid guide rods, and the bottom of each liquid guide rod is an inverted cone. shape;

An activated carbon purifier communicates with the first purified gas outlet.

Preferably, the activated carbon purifier comprises: a casing, a plurality of activated carbon layers horizontally arranged in the casing, the casing is provided with a first purified gas inlet at the bottom and a second purified gas outlet at the top, and the casing is provided with a second purified gas outlet. The first purified gas inlet is communicated with the first purified gas outlet, a plurality of activated carbon layers are arranged at equal intervals along the height direction of the casing, and each activated carbon layer has a thickness of 8 mm.

Preferably, the sodium hydroxide solution inlet pipe is connected to a sodium hydroxide solution storage tank, and the liquid outlet is connected to a liquid collecting tank.

Preferably, the thickness of the liquid removing wire mesh is 20 mm.

Preferably, the grid-shaped channels provided in the secondary reaction tube are regular hexagonal grid-shaped channels.

Preferably, the included angles between the upper reaction sub-plate and the lower reaction sub-plate and the horizontal plane are both 30°.

The present invention includes at least the following beneficial effects:

(1) in the waste gas treatment device provided by the invention, the carbon monoxide converter can convert toxic and harmful carbon monoxide gas into non-toxic and harmless carbon dioxide gas, wherein, at first in the mixing chamber, the mixing of waste gas and air is carried out, so as to oxidize carbon monoxide in the waste gas Provide enough oxygen at the time of mixing, and set up multiple sets of baffles in the mixing chamber, which can increase the mixing time and contact area of the exhaust gas and air, make the exhaust gas and air mix evenly, and prepare for the next conversion reaction. Wait for the exhaust gas and air to mix After homogenization, it enters the primary reforming chamber through the outlet of the mixed gas, where most of the carbon monoxide is oxidized into carbon dioxide, wherein the first heater can increase the temperature of the mixed gas, and then the heated mixed gas gradually rises, and After the surface of the upper reaction sub-plate and the lower reaction sub-plate are in contact, under the action of the carbon monoxide oxidation catalyst, carbon monoxide is gradually converted into carbon dioxide, but with the continuous progress of the reaction, the concentration of carbon monoxide in the mixture gradually decreases, and the concentration of oxygen also gradually In order to speed up the conversion rate and completely convert carbon monoxide into carbon dioxide, a secondary reaction tube is set up, and a grid-like channel is set in the secondary reaction tube, which can greatly increase the contact area between carbon monoxide and oxygen. , and the second heater can increase the reaction temperature, so that the remaining carbon monoxide in the exhaust gas is also completely converted into carbon dioxide, so as to fully remove the toxic carbon monoxide gas.

(2) In the waste gas treatment device provided by the present invention, the carbon dioxide absorber can absorb the carbon dioxide gas obtained after the conversion, so as to prevent the carbon dioxide from being directly discharged into the atmosphere and pollute the environment. The gas is divided into multiple gas streams, and the multiple liquid outlet nozzles on the liquid outlet pipe can divide the sodium hydroxide solution into multiple liquid streams, thereby increasing the contact area between the reforming gas and the sodium hydroxide solution, and reducing the carbon dioxide in the reforming gas. The gas can be fully absorbed, and multiple liquid separators can further increase the contact area between the reformed gas and the sodium hydroxide solution to ensure that the carbon dioxide gas can be fully absorbed. After the carbon dioxide in the reformed gas is absorbed, the purified gas exits from the top Outflow, but the sodium hydroxide solution will be entrained in the outflow, and the liquid removal wire mesh set can intercept the liquid entrained in the reformed gas to prevent the liquid from being carried out.

(3) adopting the waste gas treatment device provided by the present invention, poisonous carbon monoxide gas can be completely converted into non-toxic carbon dioxide gas, and the converted carbon dioxide gas can be absorbed and processed simultaneously, avoiding the direct discharge of carbon dioxide gas to the atmosphere, causing the greenhouse effect, and then Fundamentally solve the problem of carbon monoxide exhaust gas pollution.

Other advantages, objects, and features of the present invention will appear in part from the description that follows, and in part will be appreciated by those skilled in the art from the study and practice of the invention.

Description of drawings

Fig. 1 is the structural representation of the industrial carbon monoxide waste gas treatment device described in one of the technical solutions of the present invention;

2 is a radial cross-sectional view of the secondary reaction tube according to one of the technical solutions of the present invention.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings, so that those skilled in the art can implement it with reference to the description.

It should be understood that terms such as "having", "comprising" and "including" as used herein do not assign the presence or addition of one or more other elements or combinations thereof.

As shown in Figures 1 and 2, the present invention provides an industrial carbon monoxide waste gas treatment device, comprising:

A carbon monoxide converter 1 includes: a casing 2 arranged vertically, a first partition plate 3 and a second partition plate 4 arranged horizontally in the casing 2 from bottom to top, wherein the casing The lower side wall of the body 2 is provided with an exhaust gas inlet 5, the bottom is provided with an air inlet 6 near the exhaust gas inlet 5, and the top is provided with a reformed gas outlet 7, the first partition plate 3 and the second partition plate 4 The shell 2 is divided into a bottom-up mixing chamber, a primary reforming chamber and a secondary reforming chamber, the exhaust gas inlet 5 and the air inlet 6 are located in the mixing chamber, and the mixing chamber is vertical, etc. There are multiple groups of baffles at intervals, each group of baffles includes a front sub-baffle 8 and a rear sub-baffle 9, the front sub-baffle 8 and the rear sub-baffle 9 are sequentially distributed along the airflow direction, and the bottom of the front sub-baffle 8 The side and both sides are fixedly connected with the inner side wall of the casing 2, the top side and the lower surface of the first partition plate 3 form an air outlet channel, and the top side of the rear sub-baffle plate 9 is separated from the first partition plate 3. The lower surface of the plate 3 is fixedly connected, the two sides are fixedly connected to the inner side wall of the casing 2, and the bottom edge and the bottom of the casing 2 form an air outlet channel, and the air inlet 6 is located closest to the exhaust gas inlet 5. Behind the airflow of the front sub-baffle 8, multiple sets of baffles can increase the mixing time and contact area of the exhaust gas and the air, so that the exhaust gas and the air can be fully mixed and evenly mixed, so as to prepare for the next conversion reaction. The part of the partition plate 3 located between the rear sub-baffle plate 9 farthest from the exhaust gas inlet 5 and the part adjacent to the inner wall of the casing 2 is divided with a mixed gas outlet 10, and the upper surface of the first partition plate 3 is fixed to the first partition plate 3. A heater 11 is used for heating the mixed gas and increasing the rate of converting carbon monoxide into carbon dioxide. Multiple groups of first-stage reaction plates are arranged in the first-stage reforming chamber in parallel and at equal intervals along the height direction of the shell 2, and each group of first-stage reaction plates The plates all include an upper reaction sub-plate 12 and a lower reaction sub-plate 13. The upper reaction sub-plate 12 and the lower reaction sub-plate 13 are relatively fixed to the inner side wall of the casing 2 and the free ends form an air outlet channel. The free end of the lower reaction sub-plate 13 is higher than the fixed end. Since the gas goes up, setting the upper reaction sub-plate 12 and the lower reaction sub-plate 13 in an upwardly inclined state can reduce the resistance of the gas flowing through, and the upper reaction sub-plate 13 can be lowered. The lower surfaces of the sub-board 12 and the lower reaction sub-board 13 are fixed with a plurality of hemispherical bumps, and the parts of the lower surfaces of the upper reaction sub-board 12 and the lower reaction sub-board 13 that are not fixed with the bumps and the outer surfaces of the bumps are coated. Coated with carbon monoxide oxidation catalyst, the bump can increase the contact area between carbon monoxide gas and carbon monoxide oxidation catalyst, improve the conversion rate and reaction rate, the secondary reforming chamber is provided with a plurality of gas distribution pipes 14 and a plurality of secondary reaction pipes 15, each The air distribution pipes 14 are evenly connected to the inner side wall of the casing 2 horizontally, and the air distribution pipes 14 are located on the same horizontal plane and are distributed at equal intervals. Connected, the upper surface of each gas distribution pipe 14 is connected to a plurality of secondary reaction tubes 15 at equal intervals along its length direction, the secondary reaction pipe 15 is S-shaped, the bottom end of the secondary reaction pipe 15 is communicated with the gas distribution pipe 14, and the top end faces toward the gas distribution pipe 14. The upper gas outlet, each secondary reaction tube 15 is provided with a through grid-shaped channel, and the The inner wall is coated with carbon monoxide oxidation catalyst, and the inner side wall of the secondary reforming chamber is relatively fixed to the second heater 16; since the concentration of carbon monoxide gas and oxygen in the mixture gradually decreases with the continuous progress of the reaction, the reaction rate It also slows down accordingly. The mixed gas after the reaction in the primary reforming chamber is divided into multiple gases by setting a plurality of gas distribution pipes 14 and a plurality of secondary reaction pipes 15. channel, thereby greatly increasing the contact area of carbon monoxide gas and oxygen in the secondary reforming chamber, to speed up the reaction rate, so that carbon monoxide gas can be fully converted into carbon dioxide gas, and the second heater 16 can increase the reaction temperature and further accelerate the reaction rate, wherein, The carbon monoxide oxidation catalyst used is a precious metal catalyst with very good oxidation effect, such as platinum, palladium, gold, etc., specific examples are as follows: a: using Pt-Au/TiO Catalyst, at 80 ° C, carbon monoxide gas can be completely oxidized to carbon dioxide gas; b: Using Pd/CeO2-TiO2 catalyst, carbon monoxide gas can be completely oxidized to carbon dioxide gas at 54℃; c: Using Au/TiO2 catalyst, carbon monoxide gas can be completely oxidized to carbon dioxide gas at 30℃;

The carbon dioxide absorber 17, which is communicated with the carbon monoxide converter 1, is used for absorbing the carbon dioxide gas obtained after conversion to prevent the carbon dioxide from being directly discharged into the atmosphere and polluting the environment. The carbon dioxide absorber 17 includes: a vertically arranged body 18, The main air outlet pipe 19 vertically arranged in the middle of the body 18, a plurality of branch air pipes 20, a liquid outlet pipe 21 and a liquid removal wire mesh 22 horizontally fixed to the inner side wall of the main body 18 from bottom to top, wherein The bottom of the body 18 is in the shape of an inverted cone. This shape is convenient for the reacted solution to be quickly discharged from the liquid outlet 25. The lower side wall of the body 18 is provided with a reformed gas inlet 23 and the top is provided with a first purified gas outlet 24 The bottom center is provided with a liquid outlet 25, the reformed gas inlet 23 is communicated with the reformed gas outlet 7, the bottom end of the total gas outlet pipe 19 is communicated with the reformed gas inlet 23, the top is sealed, and a plurality of branch gas pipes 20 Distributed at equal intervals along the height direction of the total air outlet pipe 19, and the middle of each branch air pipe 20 is communicated with the total air outlet pipe 19, and the bottom of each branch air pipe 20 is evenly fixed along its length. The gas outlet directions of each gas outlet nozzle are downward, and the reformed gas from the carbon monoxide converter 1 is divided into multiple streams through a plurality of branch gas pipes 20 to increase the contact area between the gas and the sodium hydroxide solution. Each branch gas pipe The lower part of the 20 is evenly provided with a liquid separation plate 26, and each liquid separation plate 26 is provided with a plurality of liquid outlet holes. The plurality of liquid separation plates 26 can further increase the contact area between the conversion gas and the sodium hydroxide solution, To ensure that the carbon dioxide gas can be fully absorbed, the top of the liquid outlet pipe 21 is connected with a sodium hydroxide solution inlet pipe, and the bottom is evenly fixed with a plurality of liquid outlet nozzles along its length direction, and the liquid outlet direction of each liquid outlet nozzle is downward. In order to divide the sodium hydroxide solution into multiple liquid streams, and react with multiple transforming gas streams, thereby greatly increasing the contact area between the transforming gas and the sodium hydroxide solution, so that the carbon dioxide gas is fully absorbed, and the lower surface of the liquid removing wire mesh 22 is vertical. A plurality of liquid guiding rods 27 are directly fixed, and the bottom of each liquid guiding rod 27 is inverted conical; The trapped liquid falls quickly;

An activated carbon purifier 28 communicates with the first purified gas outlet 24 . The activated carbon purifier 28 is used to absorb toxic and harmful gases that may be contained in the gas flowing out of the carbon dioxide absorber 17, so as to ensure that the gas finally discharged into the atmosphere is non-toxic and harmless.

In this technical solution, when in use, the exhaust gas to be treated is introduced from the exhaust gas inlet 5, and air is introduced in proportion from the air inlet 6 at the same time. After the exhaust gas and air are mixed in the mixing chamber, they flow out from the mixed gas outlet 10 and enter The primary reforming chamber then gradually rises to contact the carbon monoxide oxidation catalysts on the upper reaction sub-plate 12 and the lower reaction sub-plate 13, and the carbon monoxide gas in the exhaust gas is oxidized to carbon dioxide gas, and then enters the secondary reforming chamber and passes through the gas distribution pipe 14. Flow into each secondary reaction tube 15, so that the carbon monoxide gas in the waste gas is completely oxidized to carbon dioxide gas, and finally flows out from the reforming gas outlet 7, and enters the carbon dioxide absorber 17, and the carbon dioxide gas in the reforming gas reacts with the sodium hydroxide solution to generate Sodium bicarbonate, to remove the carbon dioxide gas in the reforming gas, after absorption, the gas flows out from the first purified gas outlet 24, enters the activated carbon purifier 28, removes the poisonous and harmful gases that may exist in the gas, and finally discharges to the atmosphere, and after the reaction The sodium hydroxide solution flows out from the liquid outlet 25, and finally completes the entire waste gas treatment process. Using this technical solution, the carbon monoxide converter 1 can completely convert the toxic and harmful carbon monoxide gas into non-toxic and harmless carbon dioxide gas, and the carbon dioxide absorbs The device 17 can fully absorb carbon dioxide gas, prevent the carbon dioxide gas from being discharged into the atmosphere, and cause the greenhouse effect, thereby fundamentally solving the problem of industrial carbon monoxide exhaust gas pollution.

In another technical solution, the activated carbon purifier 28 includes: a casing 29, a plurality of activated carbon layers 30 horizontally arranged in the casing 29, and the casing 29 is provided with a first purified gas inlet 31 at the bottom and a top of the casing 29. A second purified gas outlet 32 is provided, the first purified gas inlet 31 is communicated with the first purified gas outlet 24, and a plurality of activated carbon layers 30 are arranged at equal intervals along the height direction of the casing 29, and each activated carbon layer 30 The thickness is 8mm. The multiple activated carbon layers 30 can fully absorb the toxic and harmful gases that may be contained in the gas flowing out from the carbon dioxide absorber 17, and ensure the purity of the gas finally discharged into the atmosphere. When the thickness is set to 8mm, it can meet the use requirements. Minimize manufacturing costs.

In another technical solution, the sodium hydroxide solution inlet pipe is connected to the sodium hydroxide solution storage tank, and the liquid outlet 25 is connected to the liquid collecting tank. The sodium hydroxide solution storage tank can supply sodium hydroxide solution for the carbon dioxide absorber 17 to ensure that the carbon dioxide absorber 17 can completely absorb the carbon dioxide gas, and the liquid collecting tank can collect the reacted sodium hydroxide solution for use in other operations, saving energy resource.

In another technical solution, the thickness of the liquid removing wire mesh 22 is 20 mm. When the thickness is set to 20 mm, the manufacturing cost of the device can be reduced under the condition that the liquid removing wire mesh 22 meets the usage requirements.

In another technical solution, the grid-shaped channels provided in the secondary reaction tube 15 are regular hexagonal grid-shaped channels. The regular hexagon is a common polygonal shape, which is easy to process and helps to reduce the manufacturing cost.

In another technical solution, the included angles between the upper reaction sub-plate 12 and the lower reaction sub-plate 13 and the horizontal plane are both 30°. Setting the included angle to 30° can minimize the resistance of the mixture to rise, and at the same time the reaction and conversion effect is the best.

The number of apparatuses and processing scales described here are intended to simplify the description of the present invention. Applications, modifications and variations to the industrial carbon monoxide exhaust gas treatment device of the present invention will be apparent to those skilled in the art.

Although the embodiment of the present invention has been disclosed as above, it is not limited to the application listed in the description and the embodiment, and it can be applied to various fields suitable for the present invention. For those skilled in the art, it can be easily Therefore, the invention is not limited to the specific details and illustrations shown and described herein without departing from the general concept defined by the appended claims and the scope of equivalents.

Claims (6)

1. Industrial carbon monoxide waste gas treatment device, is characterized in that, comprises: A carbon monoxide converter includes: a vertically arranged casing, a first partition plate and a second partition plate horizontally arranged in the casing from bottom to top, wherein the lower side wall of the casing is provided with An exhaust gas inlet, an air inlet at the bottom near the exhaust gas inlet, and a reformed gas outlet at the top, the first partition plate and the second partition plate divide the shell into a bottom-to-up mixing chamber , a primary reforming chamber and a secondary reforming chamber, the exhaust gas inlet and the air inlet are both located in the mixing chamber, and there are multiple sets of baffles vertically and equally spaced in the mixing chamber, and each set of baffles includes a former The baffle and the rear sub-baffle, the front sub-baffle and the rear sub-baffle are sequentially distributed along the airflow direction, the bottom edge and the two sides of the front sub-baffle are fixedly connected with the inner side wall of the casing, and the top edge is The lower surface of the first partition plate forms an air outlet channel, the top edge of the rear sub-baffle plate is fixedly connected to the lower surface of the first partition plate, the two side edges are fixed to the inner side wall of the casing, and the bottom edge is fixed to the lower surface of the first partition plate. The bottom of the housing forms an air outlet channel, the air inlet is located behind the airflow of the front sub-baffle closest to the exhaust gas inlet, and the first partition plate is located at the rear sub-baffle farthest from the exhaust gas inlet There is a mixed gas outlet in the part adjacent to the inner wall of the shell, the upper surface of the first partition plate is fixed with a first heater, and the first-stage reforming chamber is arranged in parallel and at equal intervals along the height direction of the shell. There are multiple groups of first-level reaction plates, each group of first-level reaction plates includes an upper reaction sub-plate and a lower reaction sub-plate, and the upper and lower reaction sub-plates are relatively fixed to the inner side wall of the casing, and the free ends form an outlet. Channel, the free ends of the upper reaction sub-plate and the lower reaction sub-plate are higher than the fixed end, the lower surfaces of the upper reaction sub-plate and the lower reaction sub-plate are fixed with a plurality of hemispherical bumps, the upper reaction sub-plate and the lower reaction sub-plate are fixed with a plurality of hemispherical bumps The part of the lower surface of the sub-board that is not fixed to the bump and the outer surface of the bump are coated with carbon monoxide oxidation catalyst, a plurality of gas distribution pipes and a plurality of secondary reaction pipes are arranged in the secondary reforming chamber, and each gas distribution pipe is horizontal The inner side wall of the casing is fixedly connected, and a plurality of air distribution pipes are located on the same horizontal plane and are distributed at equal intervals. A plurality of secondary reaction tubes are connected at equal intervals along its length direction, and the secondary reaction tubes are S-shaped. grid-shaped channels, the inner wall of each channel is coated with a carbon monoxide oxidation catalyst, and the inner wall of the secondary reforming chamber is relatively fixed to the second heater; A carbon dioxide absorber, which is communicated with the carbon monoxide converter, the carbon dioxide absorber comprises: a body arranged vertically, a general air outlet pipe arranged vertically in the middle of the body, and the inner side of the body is horizontally fixed from bottom to top A plurality of gas outlet pipes, a liquid outlet pipe and a liquid removal wire mesh of the wall, wherein the bottom of the main body is in the shape of an inverted cone, the lower side wall of the main body is provided with a reforming gas inlet, and the top is provided with a first purified gas outlet , There is a liquid outlet in the center of the bottom, the reformed gas inlet is communicated with the reformed gas outlet, the bottom end of the general gas outlet is connected with the reformed gas inlet, and the top is sealed, and a plurality of branch gas pipes are along the height of the general gas outlet. The directions are distributed at equal intervals, and the middle part of each branch air pipe is connected to the main air outlet pipe. The bottom of each branch air pipe is evenly fixed with multiple air outlet nozzles along its length direction, and the air outlet direction of each air outlet nozzle is downward. Below each outlet pipe is horizontally provided with a liquid separation plate, and each liquid separation plate is provided with a plurality of liquid outlet holes, the top of the liquid outlet pipe is connected with a sodium hydroxide solution inlet pipe, and the bottom is along its length direction. A plurality of liquid discharge nozzles are evenly fixed, and the liquid discharge direction of each liquid discharge nozzle is downward. The lower surface of the liquid removal screen is vertically fixed with a plurality of liquid guide rods, and the bottom of each liquid guide rod is an inverted cone. shape; An activated carbon purifier communicates with the first purified gas outlet. 2 . The industrial carbon monoxide exhaust gas treatment device according to claim 1 , wherein the activated carbon purifier comprises: a casing, a plurality of activated carbon layers horizontally arranged in the casing, and a bottom of the casing is provided with a first The purified gas inlet and the top are provided with a second purified gas outlet, the first purified gas inlet is communicated with the first purified gas outlet, and a plurality of activated carbon layers are arranged at equal intervals along the height direction of the casing, and each activated carbon layer has an equal interval. The thickness is 8mm. 3 . The industrial carbon monoxide waste gas treatment device according to claim 1 , wherein the sodium hydroxide solution inlet pipe is connected to a sodium hydroxide solution storage tank, and the liquid outlet is connected to a liquid collecting tank. 4 . 4 . The industrial carbon monoxide waste gas treatment device according to claim 1 , wherein the thickness of the liquid removing wire mesh is 20 mm. 5 . 5 . The industrial carbon monoxide waste gas treatment device according to claim 1 , wherein the grid-shaped channel provided in the secondary reaction tube is a regular hexagonal grid-shaped channel. 6 . 6 . The industrial carbon monoxide waste gas treatment device according to claim 1 , wherein the angle between the upper reaction sub-plate and the lower reaction sub-plate and the horizontal plane is both 30°. 7 .

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