CN214019776U

CN214019776U - Waste gas absorption tower

Info

Publication number: CN214019776U
Application number: CN202022002074.2U
Authority: CN
Inventors: 何洪建
Original assignee: Jiangmen Yongjie Environmental Protection Purification Technology Co ltd
Current assignee: Jiangmen Yongjie Environmental Protection Purification Technology Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-08-24
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a waste gas absorption tower relates to exhaust-gas treatment technical field, including the absorption tower main part, one side of absorption tower main part is provided with the intake pipe, and the top of absorption tower main part is provided with the blast pipe, the inside of absorption tower main part is provided with first packing layer, the inside that one side of intake pipe is located the absorption tower main part is provided with the filter mantle, the inboard of filter mantle is provided with first filter screen, one side of first filter screen is provided with the second filter screen. The utility model discloses a set up intake pipe, filter mantle, first filter screen, second filter screen, activated carbon net, let in waste gas through the intake pipe in the filter mantle, waste gas is through the coarse filtration of first filter screen, the fine filtration of second filter screen and the meticulous filtration of activated carbon net, makes the granule impurity in the waste gas blocked, prevents that the foreign particle from blockking up first packing layer, has effectively solved the problem that contains the moisture behind the exhaust-gas treatment.

Description

Waste gas absorption tower

Technical Field

The utility model relates to a waste gas treatment technical field specifically is a waste gas absorption tower.

Background

The waste gas refers to toxic and harmful gas discharged by human in the production and living processes, particularly chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like, the discharged waste gas has large smell and seriously pollutes the environment and influences the human health.

In the currently used waste gas absorption tower, waste gas is treated to become clean air, but the air contains moisture remaining after processing, wet air is discharged into the atmosphere to easily affect the atmosphere, and the waste gas just discharged contains a large amount of particle impurities which directly enter the absorption tower to easily block a filler layer.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the waste gas after treatment contains moisture and the purified air contains moisture, a waste gas absorption tower is provided.

In order to achieve the above object, the utility model provides a following technical scheme: an exhaust gas absorption tower comprises an absorption tower main body, wherein one side of the absorption tower main body is provided with an air inlet pipe, and the top end of the absorption tower main body is provided with an exhaust pipe, the inside of the absorption tower main body is provided with a first filler layer, one side of the air inlet pipe is positioned in the absorption tower main body and is provided with a filter cover, the inner side of the filter cover is provided with a first filter screen, a second filter screen is arranged on one side of the first filter screen, an activated carbon screen is arranged on one side of the second filter screen far away from the first filter screen, an exhaust fan is arranged above the first packing layer, a first spray pipe is arranged above the exhaust fan, spray holes are arranged on the first spray pipe, and a second packing layer is arranged above the first spraying pipe, a second spraying pipe is arranged above the second packing layer, a dryer is arranged on the exhaust pipe, and an air cooler is arranged inside the exhaust pipe.

Preferably, the number of the air inlet pipes is two, and a water storage tank is arranged inside the absorption tower main body.

Preferably, a demister is arranged above the second spray pipe and is fixedly connected with the absorption tower main body through a mounting frame.

Preferably, one side of the first spraying pipe and one side of the second spraying pipe are both provided with a liquid inlet pipe.

Preferably, the air inlet pipe penetrates through the inside of the filter cover, and the first filter screen, the second filter screen and the activated carbon net are movably connected with the filter cover through buckles.

Preferably, the first spray pipe and the second spray pipe are both provided with a plurality of spray holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up intake pipe, filter mantle, first filter screen, second filter screen, activated carbon net, let in waste gas through the intake pipe in the filter mantle, waste gas is through the coarse filtration of first filter screen, the fine filtration of second filter screen and the meticulous filtration of activated carbon net, makes the granule impurity in the waste gas blocked, prevents that the foreign particle from blockking up first packing layer, has effectively solved the problem that contains the moisture behind the exhaust-gas treatment.

2. The utility model discloses a set up blast pipe, drying apparatus, air-cooler, the waste gas after the purification rises after the defogging of defroster is handled, rise to the blast pipe in, control drying apparatus operation heats the waste gas of cleanliness factor, make the moisture in the waste gas dried, the operation of simultaneous control air-cooler makes the air-cooler carry out brief cooling to the waste gas after drying, make waste gas reduce the temperature, thereby can discharge in the atmosphere, effectively solved the problem that contains the moisture in the air after the purification.

Drawings

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

FIG. 2 is a diagram of the structure of the filter cover of the present invention;

fig. 3 is a schematic view of the first shower of the present invention.

In the figure: 1. an absorption tower main body; 2. an air inlet pipe; 3. a filter housing; 4. a first filter screen; 5. a second filter screen; 6. an activated carbon mesh; 7. a water storage tank; 8. a first filler layer; 9. an exhaust fan; 10. a first shower pipe; 11. spraying holes; 12. a second packing layer; 13. a second shower pipe; 14. a demister; 15. An exhaust pipe; 16. a dryer; 17. an air cooler; 18. a liquid inlet 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-3, a waste gas absorption tower comprises an absorption tower main body 1, an air inlet pipe 2 is arranged at one side of the absorption tower main body 1, an exhaust pipe 15 is arranged at the top end of the absorption tower main body 1, a first packing layer 8 is arranged inside the absorption tower main body 1, a filter cover 3 is arranged at one side of the air inlet pipe 2 inside the absorption tower main body 1, a first filter screen 4 is arranged at the inner side of the filter cover 3, a second filter screen 5 is arranged at one side of the first filter screen 4, an activated carbon screen 6 is arranged at one side of the second filter screen 5 away from the first filter screen 4, an exhaust fan 9 is arranged above the first packing layer 8, a first spray pipe 10 is arranged above the exhaust fan 9, a spray hole 11 is arranged on the first spray pipe 10, a second packing layer 12 is arranged above the first spray pipe 10, a second spray pipe 13 is arranged above the second packing layer 12, a dryer 16 is provided on the exhaust duct 15, and an air cooler 17 is provided inside the exhaust duct 15.

Please refer to fig. 1, the number of the air inlet pipes 2 is two, the two air inlet pipes 2 can efficiently discharge the waste into the absorption tower main body 1, a water storage tank 7 is arranged inside the absorption tower main body 1, the water storage tank 7 is used for collecting liquid generated in the processing process, a demister 14 is arranged above the second spray pipe 13, the demister 14 is used for removing mist in the waste gas, the demister 14 is fixedly connected with the absorption tower main body 1 through a mounting rack, so that the demister 14 is conveniently fixed on the inner wall of the absorption tower main body 1, and one side of each of the first spray pipe 10 and the second spray pipe 13 is provided with a liquid inlet pipe 18.

Please refer to fig. 2, the air inlet pipe 2 penetrates the inside of the filter housing 3, so that the exhaust gas can be conveniently introduced into the filter housing 3 through the air inlet pipe 2, the first filter screen 4, the second filter screen 5 and the activated carbon screen 6 are movably connected with the filter housing 3 through a buckle, so that the first filter screen 4, the second filter screen 5 and the activated carbon screen 6 can be conveniently fixed in the filter housing 3.

Please refer to fig. 3, the first spray pipe 10 and the second spray pipe 13 are both provided with a plurality of spray holes 11 for spraying the alkaline liquid through the spray holes 11, and the plurality of spray holes 11 can be in full and uniform contact with the exhaust gas to improve the acid removal efficiency.

The working principle is as follows: when the utility model is used, waste gas is introduced into the filter cover 3 through the air inlet pipe 2, the waste gas passes through the coarse filtration of the first filter screen 4, the fine filtration of the second filter screen 5 and the fine filtration of the active carbon net 6 are realized, particle impurities in the waste gas are intercepted, the blocking of the first packing layer 8 by the impurity particles is prevented, the filtered waste gas rises through the first packing layer 8 and continues to rise under the driving of the exhaust fan 9, alkaline liquid enters the first spray pipe 10 through the liquid inlet pipe 18 and flows out through the plurality of spray holes 11 and is mixed with acidic waste gas, the acidity of the waste gas is neutralized, the waste gas continues to rise after the treatment of the second packing layer 12, and is in secondary contact with alkaline liquid mist sprayed by the second spray pipe 13, so that the acidity in the waste gas is completely neutralized, the waste gas is purified, the purified waste gas rises after the demisting treatment of the demister 14 and rises to the exhaust pipe 15, the operation of the dryer 16 is controlled, the waste gas of the cleanliness is heated, moisture in the waste gas is dried, meanwhile, the operation of the air cooler 17 is controlled, the air cooler 17 cools the dried waste gas for a short time, the temperature of the waste gas is reduced, and the waste gas can be discharged into the atmosphere.

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. An exhaust gas absorption tower comprising an absorption tower main body (1), characterized in that: an air inlet pipe (2) is arranged on one side of the absorption tower main body (1), an exhaust pipe (15) is arranged on the top end of the absorption tower main body (1), a first packing layer (8) is arranged inside the absorption tower main body (1), a filter cover (3) is arranged on one side of the air inlet pipe (2) and located inside the absorption tower main body (1), a first filter screen (4) is arranged on the inner side of the filter cover (3), a second filter screen (5) is arranged on one side of the first filter screen (4), an activated carbon net (6) is arranged on one side, away from the first filter screen (4), of the second filter screen (5), an exhaust fan (9) is arranged above the first packing layer (8), a first spray pipe (10) is arranged above the exhaust fan (9), a spray hole (11) is arranged on the first spray pipe (10), and a second packing layer (12) is arranged above the first spray pipe (10), and a second spray pipe (13) is arranged above the second packing layer (12), a dryer (16) is arranged on the exhaust pipe (15), and an air cooler (17) is arranged in the exhaust pipe (15).

2. The exhaust gas absorption tower according to claim 1, wherein: the number of the air inlet pipes (2) is two, and a water storage tank (7) is arranged in the absorption tower main body (1).

3. The exhaust gas absorption tower according to claim 1, wherein: a demister (14) is arranged above the second spraying pipe (13), and the demister (14) is fixedly connected with the absorption tower main body (1) through a mounting frame.

4. The exhaust gas absorption tower according to claim 1, wherein: and liquid inlet pipes (18) are arranged on one sides of the first spraying pipe (10) and the second spraying pipe (13).

5. The exhaust gas absorption tower according to claim 1, wherein: the air inlet pipe (2) penetrates through the inside of the filter cover (3), and the first filter screen (4), the second filter screen (5) and the activated carbon net (6) are movably connected with the filter cover (3) through buckles.

6. The exhaust gas absorption tower according to claim 1, wherein: the first spray pipe (10) and the second spray pipe (13) are provided with a plurality of spray holes (11), and the number of the spray holes (11) is multiple.