A chemical waste gas purification tower

Abstract

The utility model belongs to the technical field of chemical production safety, and discloses a chemical waste gas purification tower, including a tower body mechanism, and also including a liquid purification mechanism arranged above the tower body mechanism for rotating and stirring so that the chemical waste gas is fully in contact with the purification liquid to be purified, and an adsorption purification mechanism for preliminary adsorption and filtration of the chemical waste gas is arranged below the liquid purification mechanism, and the tower body mechanism includes a tower body, a first air pump is arranged on one side of the bottom of the tower body, a second air pump is arranged on one side of the top of the tower body, and a partition is arranged in the middle of the tower body. The chemical waste gas purification tower described in the utility model effectively improves the thoroughness of purification by rotating and stirring so that the chemical waste gas is fully in contact with the purification liquid, improves the purification effect by initially adsorbing and filtering the chemical waste gas and then mixing it with the liquid to be purified, and further ensures the thoroughness of purification by combining the adsorption filtration purification with the liquid full mixing purification.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical production safety, in particular to a chemical waste gas purification tower. Background Art

[0002] Chemical waste gas refers to toxic and harmful gases discharged by chemical plants during chemical production. Chemical waste gas often contains many types of pollutants with complex physical and chemical properties and different toxicities, which seriously pollute the environment and affect human health. Chemical waste gas can be divided into particulate pollutants and gaseous pollutants. Particulate pollutants include dust particles, dust, smoke, fog, coal dust, etc. In the process of chemical production safety, purification towers are needed to spray and purify chemical waste gas with particulate pollutants before it can be discharged. With the development of science and technology, the waste gas generated in chemical operations is particularly serious, and the role played by chemical waste gas purification towers is becoming more and more important.

[0003] In contrast, a Chinese patent with announcement number CN221062140U discloses a chemical waste gas purification tower for chemical production safety, including a tower body and an air outlet, wherein an air inlet and a connecting pipe are respectively arranged on the upper and lower sides of the side wall of the tower body, and the air inlet and the connecting pipe both penetrate the side wall of the tower body and are connected to the tower body, and the other end of the connecting pipe is connected to a catalytic combustion box, and the side wall of the catalytic combustion box is connected to the air outlet, a circular opening is provided at the lower end of the tower body, and a cover plate matching the circular opening is provided on the circular opening, a sprinkler is provided in the tower body, and the sprinkler is connected to a water supply mechanism.

[0004] However, the above patent can only treat the waste gas by simple spray purification, which is not thorough enough, and it is not possible to preliminarily filter the dust particles in the chemical waste gas before spray purification, and the purification effect is not good enough, so a new equipment needs to be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a chemical waste gas purification tower to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A chemical waste gas purification tower comprises a tower body structure and a liquid purification mechanism arranged above the tower body structure for rotating and stirring so that the chemical waste gas is fully in contact with a purification liquid for purification; an adsorption purification mechanism for preliminary adsorption and filtration of the chemical waste gas is arranged below the liquid purification mechanism.

[0008] The liquid purification mechanism comprises a DC motor, a rotating shaft is installed at the output end of the DC motor, three arc-shaped scrapers are evenly arranged at both ends of the rotating shaft, a plurality of stirring blades are evenly arranged on the circumference of the rotating shaft, and a side wall scraper is arranged at one end of the stirring blade;

[0009] The adsorption purification mechanism comprises a cross mounting frame, a connecting block is arranged at the end of the cross mounting frame, a positioning pin is arranged on the connecting block, a positioning knob is arranged at the end of the positioning pin, and an adsorption plate is arranged at the top of the cross mounting frame.

[0010] Furthermore: the tower body structure includes a tower body, a first air pump is arranged on one side of the bottom of the tower body, a second air pump is arranged on one side of the top of the tower body, a partition is arranged in the middle of the inside of the tower body, a third air pump is arranged on one side of the bottom of the partition, a liquid inlet pipe is arranged on one side of the outer wall of the tower body, a liquid outlet pipe is arranged below the side of the outer wall of the tower body facing away from the liquid inlet pipe, and four mounting grooves are evenly arranged on the lower section of the inner wall of the tower body.

[0011] Furthermore, the inner wall of the tower body is made of 204 stainless steel, and the partition is welded to the inner wall of the tower body.

[0012] Furthermore: the side wall scraper is connected to the stirring blade with bolts, and the side wall scraper and the stirring blade are both made of 204 stainless steel.

[0013] Furthermore, the cross mounting frame is slidably connected to the inner wall of the tower body, and the positioning pin is threadedly connected to the connecting block.

[0014] Furthermore: the adsorption plate is snap-connected to the cross mounting frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The setting of fully contacting the chemical waste gas with the purification liquid through rotating stirring effectively improves the thoroughness of purification;

[0017] 2. The purification effect is improved by initially adsorbing and filtering the chemical waste gas and then mixing it with the liquid for purification;

[0018] 3. The thoroughness of purification is further ensured by the setting of adsorption filtration purification combined with full liquid mixing purification. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of a chemical waste gas purification tower described in the utility model;

[0020] Figure 2 It is an axonometric diagram of a tower structure of a chemical waste gas purification tower described in the utility model;

[0021] Figure 3 It is a structural schematic diagram of a liquid purification mechanism of a chemical waste gas purification tower described in the utility model;

[0022] Figure 4It is a structural schematic diagram of an adsorption purification mechanism of a chemical waste gas purification tower described in the utility model.

[0023] In the accompanying drawings: 101, tower body; 102, first air pump; 103, second air pump; 104, partition; 105, third air pump; 106, liquid inlet pipe; 107, liquid outlet pipe; 108, mounting slide; 201, DC motor; 202, rotating shaft; 203, arc scraper; 204, stirring blade; 205, side wall scraper; 301, cross mounting frame; 302, connecting block; 303, positioning pin; 304, positioning knob; 305, adsorption plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 A chemical waste gas purification tower includes a tower body structure, and also includes a liquid purification mechanism arranged above the tower body structure for rotating and stirring so that the chemical waste gas is fully in contact with the purification liquid for purification, and an adsorption purification mechanism for preliminary adsorption and filtration of the chemical waste gas is arranged below the liquid purification mechanism.

[0026] In this embodiment: the tower body mechanism includes a tower body 101, a first air pump 102 is arranged on one side of the bottom of the tower body 101, a second air pump 103 is arranged on one side of the top of the tower body 101, a partition 104 is arranged in the middle of the tower body 101, a third air pump 105 is arranged on one side of the bottom of the partition 104, a liquid inlet pipe 106 is arranged on one side of the outer wall of the tower body 101, a liquid outlet pipe 107 is arranged below the side of the outer wall of the tower body 101 facing away from the liquid inlet pipe 106, four installation slide grooves 108 are evenly arranged on the lower section of the inner wall of the tower body 101, the inner wall of the tower body 101 is made of 204 stainless steel, and the partition 104 is welded to the inner wall of the tower body 101;

[0027] In this embodiment: the liquid purification mechanism includes a DC motor 201, a rotating shaft 202 is installed at the output end of the DC motor 201, three arc-shaped scrapers 203 are evenly arranged at both ends of the rotating shaft 202, a plurality of stirring blades 204 are evenly arranged on the circumference of the axis of the rotating shaft 202, and a side wall scraper 205 is arranged at one end of the stirring blade 204, and the side wall scraper 205 is bolted to the stirring blade 204, and the side wall scraper 205 and the stirring blade 204 are both made of 204 stainless steel;

[0028] In this embodiment: the adsorption purification mechanism includes a cross mounting frame 301, a connecting block 302 is provided at the end of the cross mounting frame 301, a positioning pin 303 is provided on the connecting block 302, a positioning knob 304 is provided at the end of the positioning pin 303, an adsorption plate 305 is provided on the top of the cross mounting frame 301, the cross mounting frame 301 is slidably connected to the inner wall of the tower body 101, the positioning pin 303 is threadedly connected to the connecting block 302, and the adsorption plate 305 is snap-connected to the cross mounting frame 301.

[0029] Working principle: The adsorption plate 305 is installed on the cross mounting frame 301, and the cross mounting frame 301 enters the tower body 101 along the mounting slot 108 through the connecting block 302. The positioning pin 303 is rotated by the positioning knob 304 to cooperate with the mounting slot 108 to fix the cross mounting frame 301. The liquid outlet pipe 107 is tightly closed and the purified adsorption liquid is introduced into the part above the partition 104 and below the liquid inlet pipe 106 of the tower body 101 through the liquid inlet pipe 106. The chemical waste gas enters the tower body 101 through the first air pump 102 and passes through the adsorption plate After the initial adsorption and filtration, 305 enters the purified liquid through the third air pump 105, the DC motor 201 rotates to drive the rotating shaft 202 to rotate, and the rotating shaft 202 drives the arc scraper 203 to scrape off the impurities adhering to the top of the partition 104 and the top of the inner wall of the tower body 101, and at the same time, the stirring blade 204 rotates to break up the gas introduced by the third air pump 105 so that it is fully mixed with the purified liquid to be adsorbed and purified, and the side wall scraper 205 scrapes off the adsorbed impurities on the side wall, and the purified gas is discharged from the inside of the tower body 101 through the second air pump 103.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chemical waste gas purification tower, comprising a tower body structure, characterized in that: It also includes a liquid purification mechanism disposed above the interior of the tower body mechanism for rotating and stirring so that the chemical waste gas is fully in contact with the purification liquid for purification, and an adsorption purification mechanism for preliminary adsorption and filtration of the chemical waste gas is disposed below the liquid purification mechanism; The liquid purification mechanism comprises a DC motor (201), a rotating shaft (202) is installed at the output end of the DC motor (201), three arc-shaped scrapers (203) are evenly arranged at both ends of the rotating shaft (202), a plurality of stirring blades (204) are evenly arranged on the circumference of the axial surface of the rotating shaft (202), and a side wall scraper (205) is arranged at one end of the stirring blade (204); The adsorption purification mechanism comprises a cross mounting frame (301), a connecting block (302) is arranged at the end of the cross mounting frame (301), a positioning pin (303) is arranged on the connecting block (302), a positioning knob (304) is arranged at the end of the positioning pin (303), and an adsorption plate (305) is arranged at the top of the cross mounting frame (301).

2. A chemical waste gas purification tower according to claim 1, characterized in that: The tower body structure comprises a tower body (101), a first air pump (102) is arranged on one side of the bottom of the tower body (101), a second air pump (103) is arranged on one side of the top of the tower body (101), a partition (104) is arranged in the middle of the tower body (101), a third air pump (105) is arranged on one side of the bottom of the partition (104), a liquid inlet pipe (106) is arranged on one side of the outer wall of the tower body (101), a liquid outlet pipe (107) is arranged at the lower part of the outer wall of the tower body (101) facing away from the liquid inlet pipe (106), and four installation slide grooves (108) are evenly arranged on the lower section of the inner wall of the tower body (101).

3. A chemical waste gas purification tower according to claim 2, characterized in that: The inner wall of the tower body (101) is made of 204 stainless steel, and the partition plate (104) is welded to the inner wall of the tower body (101).

4. A chemical waste gas purification tower according to claim 1, characterized in that: The side wall scraper (205) is bolted to the stirring blade (204), and both the side wall scraper (205) and the stirring blade (204) are made of 204 stainless steel.

5. A chemical waste gas purification tower according to claim 2, characterized in that: The cross mounting frame (301) is slidably connected to the inner wall of the tower body (101), and the positioning pin (303) is threadedly connected to the connecting block (302).

6. A chemical waste gas purification tower according to claim 1, characterized in that: The adsorption plate (305) is snap-connected to the cross mounting frame (301).

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