CN218281209U

CN218281209U - RCO catalytic oxidation reaction unit

Info

Publication number: CN218281209U
Application number: CN202222503718.5U
Authority: CN
Inventors: 季明堂
Original assignee: Xinlan Environmental Protection Technology Kunshan Co ltd
Current assignee: Xinlan Environmental Protection Technology Kunshan Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-13
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a RCO catalytic oxidation reaction unit relates to catalytic reactor technical field, including the scrubbing tower, scrubbing tower top fixedly connected with pipeline, pipeline right-hand member fixedly connected with filter chamber, the inside left side fixedly connected with ceramic filter of filter chamber, the inside middle fixedly connected with active carbon adsorption net of filter chamber, the inside Z shape filter of right side fixedly connected with of filter chamber, filter chamber right-hand member fixedly connected with air inlet duct, air inlet duct top fixedly connected with a plurality of catalysis room, both sides the positive equal fixedly connected with combustor in top of catalysis room, centre the positive bottom fixedly connected with combustor of catalysis room, the inside middle position fixedly connected with lower baffle on a left side of air inlet duct, catalysis room top fixedly connected with air outlet duct. The utility model discloses a set up scrubbing tower, filter chamber and absorption wheel case, guarantee that waste gas particle content reduces for waste gas can be comparatively abundant by the reaction.

Description

RCO catalytic oxidation reaction unit

Technical Field

The utility model relates to a catalytic reactor technical field specifically relates to a RCO catalytic oxidation reaction unit.

Background

The catalytic combustion technology is a novel organic waste gas treatment technology developed under the trend of three major policies of environmental protection, energy conservation and treatment effect advocated by governments under the policy and situation of vigorously treating air environmental pollution in China in recent years. The catalytic combustion method is to use different catalysts, and by utilizing the principle that the catalysts can effectively reduce the activation energy of the reaction, VOCs are completely oxidized into CO2 and H2O under the condition of relatively low temperature, and most of hydrocarbons can be oxidized by the catalysts generally when the temperature is controlled within the range of 300-450 ℃.

The existing catalytic reaction device is simple in structure, poor in filtering effect and capable of causing incomplete reaction during catalytic combustion, gas after reaction still contains a large amount of harmful substances, and in addition, the existing catalytic reaction device is simple in structure, short in waste gas retention time and insufficient in possible reaction of waste gas, and the waste gas is discharged into the atmosphere to pollute the environment. In order to solve the above problems, it is necessary to provide an apparatus for catalytic oxidation of RCO.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the technical scheme provides the RCO catalytic oxidation reaction device, and solves the problems that the existing catalytic reaction device provided in the background technology is simple in filtering structure and poor in filtering effect, so that the reaction is not thorough enough during catalytic combustion, and the reacted gas still contains a large amount of harmful substances.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a RCO catalytic oxidation reaction unit, includes the scrubbing tower, scrubbing tower top fixedly connected with pipeline, pipeline right-hand member fixedly connected with filter chamber, the inside left side fixedly connected with ceramic filter of filter chamber, the filter chamber is inside fixedly connected with active carbon adsorption net in the middle of, the inside right side fixedly connected with Z shape filter of filter chamber, filter chamber right-hand member fixedly connected with air intake duct, a plurality of catalytic chamber of air intake duct top fixedly connected with, both sides the equal fixedly connected with combustor in positive top of catalytic chamber, centre the positive bottom fixedly connected with combustor of catalytic chamber, the position fixedly connected with lower baffle of the left side in the middle of air intake duct is inside, catalytic chamber top fixedly connected with air outlet duct, the position fixedly connected with upper baffle of the right side in the middle of air outlet duct is inside, the inside upside fixedly connected with ceramic heat accumulator of catalytic chamber, the inside downside fixedly connected with catalyst layer of catalytic chamber, air outlet duct right side front end fixedly connected with adsorption wheel case, a plurality of zeolite baffle of the inside fixed connection of adsorption wheel case.

Preferably, the zeolite is disposed on top of the zeolite separator.

Preferably, four corners of the bottom of the catalytic chamber are fixedly connected with supporting legs.

Preferably, a spraying device is arranged in the washing tower, and a high-pressure fan is fixedly connected to the front end of the washing tower.

Preferably, the bottom of the adsorption wheel box is fixedly provided with a supporting seat, and the middle part of the front surface of the adsorption wheel box is fixedly connected with an exhaust pipe.

Preferably, the top and the bottom of the catalysis chamber are both fixedly connected with square pipelines, and the catalysis chamber is respectively butted with the air outlet duct and the air inlet duct through the square pipelines.

Preferably, the plurality of catalytic chambers are arranged at equal intervals along the air inlet duct, and the plurality of zeolite partition plates are uniformly arranged inside the adsorption wheel box.

Compared with the prior art, the utility model provides a RCO catalytic oxidation reaction unit possesses following beneficial effect:

1. the waste gas is filtered for many times by arranging the washing tower, the filtering chamber and the adsorption wheel box, the washing tower and the filtering chamber are responsible for filtering before the waste gas reaction, so that the content of waste gas particles is reduced, the waste gas can be fully reacted in the catalytic chamber, and the adsorption wheel box is responsible for filtering and absorbing after the waste gas reaction, so that the content of harmful substances is further reduced, and the pollution of the discharged gas to the environment is ensured to be as low as possible;

2. through setting up baffle down, go up baffle and catalytic chamber, can make waste gas can the dwell time extension in the device, in addition, found single circulation channel, to waste gas many times burning and reaction, can fully thoroughly reduce the content of the harmful substance in the waste gas, and waste gas can be preheated by ceramic heat accumulator before the burning, can promote the effect of reaction, and the gas of burning in return can feed back the heat to ceramic heat accumulator, reduces the scattering and disappearing of energy.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural view of the catalytic chamber of the present invention;

FIG. 4 is a schematic view of the structure of the adsorption wheel box of the present invention;

FIG. 5 is a schematic view of the filtering chamber of the present invention;

the reference numbers in the figures are:

101. a washing tower; 102. a high pressure fan; 103. a delivery conduit; 104. a filtering chamber; 105. a catalyst chamber; 106. a burner; 107. an air outlet duct; 108. an air inlet duct; 109. an exhaust pipe; 110. adsorbing the wheel box; 111. a supporting seat;

201. an upper partition plate; 202. a lower partition plate; 203. a ceramic heat accumulator; 204. a catalyst layer; 205. supporting legs; 206. a zeolite separator; 207. a ceramic filter; 208. an activated carbon adsorption net; 209. a Z-shaped filter plate.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-5, an RCO catalytic oxidation reaction apparatus includes a washing tower 101, a conveying pipeline 103 is fixedly connected to the top of the washing tower 101, a filter chamber 104 is fixedly connected to the right end of the conveying pipeline 103, a ceramic filter 207 is fixedly connected to the left side inside the filter chamber 104, an activated carbon adsorption net 208 is fixedly connected to the middle inside the filter chamber 104, a Z-shaped filter plate 209 is fixedly connected to the right side inside the filter chamber 104, an air inlet duct 108 is fixedly connected to the right end of the filter chamber 104, a plurality of catalytic chambers 105 are fixedly connected to the top of the air inlet duct 108, burners 106 are fixedly connected to the tops of the front sides of the catalytic chambers 105, a burner 106 is fixedly connected to the bottom of the front side of the catalytic chamber 105, a lower partition plate 202 is fixedly connected to the left side of the middle inside of the air inlet duct 108, an air outlet duct 107 is fixedly connected to the top of the catalytic chamber 105, an upper partition plate 201 is fixedly connected to the right side of the middle inside of the air outlet duct 107, a ceramic heat accumulator 203 is fixedly connected to the upper side of the inside of the catalytic chamber 105, a catalyst layer 204 is fixedly connected to the lower side of the inside of the catalytic chamber 105, an adsorption wheel box 110 is fixedly connected to the right side of the air outlet duct 107, a catalyst layer 204 is fixedly connected to the right side, an adsorption wheel box 110 is fixedly connected to the right end fixedly connected to the right side of the adsorption wheel box 110.

When the device is used, firstly, waste gas is introduced into the washing tower 101 through the high-pressure fan 102, the washing tower 101 filters the waste gas, larger particles are converged and fall to the bottom of the washing tower 101, then the waste gas enters the filter chamber 104 and is subjected to triple filtration through the ceramic filter 207, the activated carbon adsorption net 208 and the Z-shaped filter plate 209, most of the particles are adsorbed, so that relatively pure waste gas is obtained, the waste gas firstly flows into the left catalytic chamber 105, the waste gas is mixed with a catalyst and is preheated by the ceramic heat accumulator 203 and then is subjected to combustion reaction by the burner 106, part of heat generated by the reaction is directly conducted onto the ceramic heat accumulator 203 and is stored by the ceramic heat accumulator 203, then the waste gas enters the middle catalytic chamber 105 through the gas outlet duct 107, the operation is repeated, then enters the right catalytic chamber 105 through the gas inlet duct 108, the operation is repeated, and finally the waste gas passes through the adsorption wheel box 110, is filtered and then is discharged from the exhaust pipe 109.

Specifically, zeolite is disposed on the top of the zeolite partition 206, and the zeolite filters exhaust gas after combustion reaction, and can be replaced periodically to maintain the filtering effect.

Four corners of the bottom of the catalytic chamber 105 are fixedly connected with supporting legs 205.

A spraying device is arranged in the washing tower 101, a high-pressure fan 102 is fixedly connected to the front end of the washing tower 101, the high-pressure fan 102 is in butt joint with a waste gas feeding device and guides waste gas to enter the washing tower 101, and the spraying device in the washing tower 101 is used for filtering the waste gas for the first time.

Adsorb 110 fixed support seats 111 in bottom of wheel case, adsorb wheel case 110 and openly middle part fixedly connected with blast pipe 109, the equal fixedly connected with square pipeline in catalysis room 105 top and bottom, catalysis room 105 through square pipeline respectively with give vent to anger wind channel 107 and the wind channel 108 butt joint that admits air, it is a plurality of catalysis room 105 arranges along the wind channel 108 equidistant of admitting air, it is a plurality of inside the adsorption wheel case 110 that zeolite baffle 206 evenly arranged.

The utility model discloses a theory of operation and use flow: the waste gas is filtered for multiple times by arranging the washing tower 101, the filtering chamber 104 and the adsorption wheel box 110, the washing tower 101 and the filtering chamber 104 are responsible for filtering before reaction of the waste gas, so that the content of waste gas particles is reduced, the waste gas can be fully reacted in the catalytic chamber 105, and the adsorption wheel box 110 is responsible for filtering and absorbing after reaction of the waste gas, so that the content of harmful substances is further reduced, and the pollution of the discharged gas to the environment is ensured to be as low as possible; through setting up baffle 202 down, go up baffle 201 and catalytic chamber 105, can make waste gas can the dwell time extension in the device, in addition, establish single circulation passageway, to waste gas many times burning and reaction, can fully thoroughly reduce the content of the harmful substance in the waste gas, and waste gas can be preheated by ceramic heat accumulator 203 before the burning, can promote the effect of reaction, and the gas of burning in return can feed back the heat to ceramic heat accumulator 203, reduces the loss of energy.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that all the embodiments and descriptions are provided in the present invention, and that various changes and modifications can be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The RCO catalytic oxidation reaction device is characterized by comprising a washing tower (101), the top of the washing tower (101) is fixedly connected with a conveying pipeline (103), the right end of the conveying pipeline (103) is fixedly connected with a filtering chamber (104), the left side inside the filtering chamber (104) is fixedly connected with a ceramic filter (207), the middle inside the filtering chamber (104) is fixedly connected with an activated carbon adsorption net (208), the right side inside the filtering chamber (104) is fixedly connected with a Z-shaped filtering plate (209), the right end of the filtering chamber (104) is fixedly connected with an air inlet duct (108), the top of the air inlet duct (108) is fixedly connected with a plurality of catalytic chambers (105), two sides of the top of the front side of each catalytic chamber (105) is fixedly connected with a burner (106), the middle position of the middle left side inside the air inlet duct (108) is fixedly connected with a lower partition plate (202), the top of each catalytic chamber (105) is fixedly connected with an air outlet duct (107), the middle position of the middle right side inside the air outlet duct (107) is fixedly connected with an upper partition plate (201), the upper side of the catalytic chamber (105) is fixedly connected with a ceramic body (203), the upper side of the inside of the catalytic chamber (105) is fixedly connected with a catalyst adsorption chamber (204), and a front side adsorption duct (204) is fixedly connected with a front side adsorption box (110), a plurality of zeolite partition plates (206) are fixedly connected inside the adsorption wheel box (110).

2. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: and zeolite is arranged on the top of the zeolite separator (206).

3. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: four corners of the bottom of the catalytic chamber (105) are fixedly connected with supporting legs (205).

4. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: a spraying device is arranged in the washing tower (101), and a high-pressure fan (102) is fixedly connected to the front end of the washing tower (101).

5. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: adsorb wheel case (110) bottom fixed support seat (111), adsorb wheel case (110) openly middle part fixedly connected with blast pipe (109).

6. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: the top and the bottom of the catalysis chamber (105) are fixedly connected with square pipelines, and the catalysis chamber (105) is respectively butted with the air outlet duct (107) and the air inlet duct (108) through the square pipelines.

7. The RCO catalytic oxidation reaction apparatus according to claim 1, wherein: the catalytic chambers (105) are arranged at equal intervals along the air inlet duct (108), and the zeolite partition plates (206) are uniformly arranged inside the adsorption wheel box (110).