CN215654567U

CN215654567U - Exhaust gas treatment and discharge system

Info

Publication number: CN215654567U
Application number: CN202121950014.1U
Authority: CN
Inventors: 吴俊晟; 吴佳晨; 吴会荣; 吴怡炜; 吴辰熙
Original assignee: Huzhou Qiangli Environmental Protection Technology Co ltd
Current assignee: Huzhou Qiangli Environmental Protection Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a waste gas treatment and discharge system, which comprises a filler spray tower, a demister, an activated carbon adsorption tank and an exhaust chimney which are connected in sequence; the active carbon adsorption box comprises a box body, an air inlet is arranged at the top of the box body, an air outlet cavity is arranged at the bottom of the box body, an air outlet is arranged on the side face of the air outlet cavity, drawing rails which are distributed side by side are arranged between the air inlet and the air outlet cavity, a drawing type screen box is arranged on the drawing rails, and active carbon is filled in the drawing type screen box. The utility model has the characteristics of effectively improving the tail gas treatment effect and efficiency, facilitating the replacement of the activated carbon and reducing the use cost.

Description

Exhaust gas treatment and discharge system

Technical Field

The utility model relates to an exhaust gas treatment device, in particular to an exhaust gas treatment and discharge system.

Background

With the gradual increase of environmental awareness of people, in order to treat organic waste gas to make it reach the emission standard, a set of waste gas treatment system is generally required to be installed in a factory to treat the organic waste gas. The existing organic waste gas treatment system consists of a spray tower, a demister and an activated carbon adsorption box. Wherein, the principle of active carbon adsorption case is: when the waste gas is powered by the fan and enters the adsorption box under negative pressure, the waste gas enters the activated carbon adsorption layer, and unbalanced and unsaturated molecular attraction or chemical bond force exists on the surface of the activated carbon adsorbent, so that when the surface of the activated carbon adsorbent is contacted with gas, gas molecules can be attracted, concentrated and kept on the surface of the activated carbon, and the phenomenon is called adsorption. The exhaust gas is contacted with the porous active carbon adsorbent with a large surface by utilizing the adsorption capacity of the surface of the active carbon adsorbent, pollutants in the exhaust gas are adsorbed on the surface of the active carbon, the pollutants are separated from the gas mixture, and the purified gas is discharged at high altitude. The active carbon adsorption box is a dry waste gas treatment device, and consists of a box body and an adsorption unit filled in the box body.

However, in the existing activated carbon adsorption tank, the air inlet is located below the tank body, the air outlet is located above the tank body, the activated carbon is piled up in the tank body, and the exhaust gas enters the tank body from the lower part and flows out from the upper part; in addition, the piled activated carbon is piled in the box body, so that gaps among the activated carbon are small, the tail gas passing speed is influenced, and the tail gas treatment efficiency is further influenced; meanwhile, the active carbon has a service cycle and needs to be replaced regularly, and the existing replacement mode is to replace all the active carbon in the box body, so that the operation is troublesome, the required time is long, and the cost is high.

Therefore, the prior art has the problems of poor tail gas treatment effect and efficiency, inconvenient activated carbon replacement and higher use cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an exhaust gas treatment and discharge system. The utility model has the characteristics of effectively improving the tail gas treatment effect and efficiency, facilitating the replacement of the activated carbon and reducing the use cost.

The technical scheme of the utility model is as follows: the waste gas treatment and discharge system comprises a filler spray tower, a demister, an activated carbon adsorption tank and an exhaust chimney which are connected in sequence; the active carbon adsorption box comprises a box body, an air inlet is arranged at the top of the box body, an air outlet cavity is arranged at the bottom of the box body, an air outlet is arranged on the side face of the air outlet cavity, drawing rails which are distributed side by side are arranged between the air inlet and the air outlet cavity, a drawing type screen box is arranged on the drawing rails, and active carbon is filled in the drawing type screen box.

In the exhaust gas treatment and discharge system, the air outlet is provided with a gas quality detection port.

In the exhaust gas treatment and discharge system, the front surface of the box body is also provided with an opening and closing door.

In the exhaust-gas treatment discharge system, the pull-out screen box comprises a pull-out frame, a screen is arranged on the bottom surface of the pull-out frame, and a pull-out handle is arranged on the front surface of the pull-out frame.

In the exhaust gas treatment and discharge system, the activated carbon adsorption tank comprises a plurality of tank bodies distributed side by side, and air outlet cavities at the bottoms of the adjacent tank bodies are communicated with each other; the air outlet corresponds to the air outlet cavity of the side box body.

In the exhaust gas treatment and discharge system, the drawing track comprises a track body with a C-shaped cross section, a bounce spring is arranged on the bottom surface in the track body, and a bearing plate is arranged above the bounce spring; the top surface is equipped with extrusion spring in the track body, and extrusion spring below is equipped with the stripper plate.

In the exhaust gas treatment and discharge system, sliding blocks matched with the drawing rails are arranged on two side walls of the drawing type screen box.

Compared with the prior art, the utility model consists of a filler spray tower, a demister, an active carbon adsorption box and an exhaust chimney; through improvement of the activated carbon adsorption box, the air inlet is arranged above the box body, the air outlet is arranged on the side surface below the box body, and a downward pressure is applied to the activated carbon by using air pressure, so that the activated carbon is pressed in the pull-type sieve screen, the activated carbon can be effectively prevented from overflowing randomly, and the effect of tail gas treatment is ensured; meanwhile, the pull-out type screen meshes which are distributed up and down in parallel are arranged between the air outlet and the air inlet, the active carbon is placed in layers, and a certain gap is reserved between the upper layer of active carbon and the lower layer of active carbon, so that the adsorption and filtration effects are ensured, the circulation speed of waste gas can be increased, and the waste gas treatment efficiency is improved; the activated carbon is placed in layers, so that the activated carbon is convenient to replace, the operation is convenient, and the required time is short; in addition, the active carbon is arranged in a layered mode, so that the service cycle of the active carbon in different levels can be managed more reasonably, the active carbon in the corresponding level only needs to be replaced regularly, all the active carbon does not need to be replaced every time, the utilization rate of the active carbon is improved, and the use cost is reduced. In conclusion, the utility model has the characteristics of effectively improving the tail gas treatment effect and efficiency, facilitating the replacement of the activated carbon and reducing the use cost.

In addition, the jumping springs and the extrusion springs are respectively arranged on the bottom surface and the top surface in the drawing rail, so that the active carbon in the drawing screen box can jump up and down under the action of the springs, the replacement of the position of the active carbon is completed, and the use uniformity of the active carbon in the drawing screen box is ensured.

Drawings

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

fig. 2 is an external view of the activated carbon adsorption tank;

FIG. 3 is an internal structural view of an activated carbon adsorption tank;

FIG. 4 is a structural view of a pull screen box;

figure 5 is a top view of a pull screen box.

The labels in the figures are: 1-packing spray tower, 2-demister, 3-activated carbon adsorption box, 4-exhaust chimney, 301-box body, 302-air inlet, 303-air outlet cavity, 304-air outlet, 305-drawing track, 306-drawing type screen box, 307-gas quality detection port, 308-opening and closing door, 309-drawing frame, 310-screen, 311-drawing handle, 312-track body, 313-jump spring, 314-bearing plate, 315-extrusion spring, 316-extrusion plate and 317-slide block.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.

Examples are given. The waste gas treatment and discharge system is shown in figures 1 to 5 and comprises a filler spray tower 1, a demister 2, an activated carbon adsorption tank 3 and an exhaust chimney 4 which are connected in sequence; activated carbon adsorption case 3 includes box 301, and box 301 top is equipped with air intake 302, and box 301 bottom is equipped with air-out chamber 303, and air-out chamber 303 side is equipped with air outlet 304, is equipped with the pull track 305 that distributes side by side from top to bottom between air intake 302 and the air-out chamber 303, is equipped with pull formula screen cloth box 306 on the pull track 305, and pull formula screen cloth box 306 intussuseption is filled with the activated carbon.

The air outlet 304 is provided with an air quality detection port 307.

An opening and closing door 308 is further arranged on the front surface of the box body 301.

The drawing type screen box 306 comprises a drawing frame 309, a screen 310 is arranged on the bottom surface of the drawing frame 309, and a drawing handle 311 is arranged on the front surface of the drawing frame 309.

The filling height of the activated carbon in the pull type screen box 306 is 2/3 of the height of the pull type screen box 306.

The activated carbon adsorption tank 3 comprises a plurality of tank bodies 301 which are distributed side by side, and air outlet cavities 303 at the bottoms of every two adjacent tank bodies 301 are communicated with each other; the air outlet 304 corresponds to the air outlet cavity 303 of the side box 301.

The drawing track 305 comprises a track body 312 with a C-shaped section, a jumping spring 313 is arranged on the bottom surface in the track body 312, and a bearing plate 314 is arranged above the jumping spring 313; the inner top surface of the rail body 312 is provided with an extrusion spring 315, and an extrusion plate 316 is arranged below the extrusion spring 315.

And sliding blocks 317 matched with the drawing rails are arranged on the two side walls of the drawing type screen box 306.

A sealing door is hinged on the gas quality detection port 307.

The waste gas treatment process of the utility model comprises the following steps: waste gas passes through filler spray tower, defroster and active carbon adsorption case in proper order, accomplishes the processing to waste gas, then under the drive of outside fan, discharges from exhaust chimney department.

The number of the box bodies can be increased or decreased according to the actual tail gas treatment amount, and only the air outlet cavities at the lower parts of the box bodies are communicated.

The adsorption process of the activated carbon adsorption box comprises the following steps: waste gas enters the box body through the air inlet, sequentially passes through the activated carbon layers of different levels from top to bottom, finally enters the air outlet cavity at the bottom, flows out of the air outlet under the action of the external fan, finishes the organic matter adsorption of the waste gas, and enters the next procedure; when the quality of the processed gas needs to be detected, the gas quality detection port is opened, the detection sensor is inserted into the air outlet, and the air quality is detected.

The active carbon replacing process comprises the following steps: opening an opening and closing door of the box body, pulling the pull-type screen box, pulling out a certain number of layers of pull-type screen boxes at the upper part, pouring out the active carbon in the pull-type screen boxes, and replacing and filling new active carbon; then sequentially moving the drawing type screen box at the lower part upwards to the upper part of the box body, and then placing the drawing type screen box with the replaced active carbon into a drawing rail at the bottom of the box body; according to the time and the actual use condition, the activated carbon is replaced upwards in sequence, so that the activated carbon is replaced, and the utilization rate of the activated carbon is greatly improved.

Activated carbon adsorption case when the air inlet, the wind pressure can produce a decurrent pressure to pull formula screen box, and this pressure can act on the spring of beating, and when activated carbon adsorption case stopped the air inlet, the spring of beating will reset, produces an ascending power to activated carbon adsorption case, makes the activated carbon position of activated carbon adsorption incasement change, realizes the position control to activated carbon, guarantees that activated carbon adsorption is even.

Claims

1. Exhaust-gas treatment discharge system, its characterized in that: comprises a filler spray tower (1), a demister (2), an activated carbon adsorption box (3) and an exhaust chimney (4) which are connected in sequence; activated carbon adsorption case (3) are equipped with air intake (302) including box (301), box (301) top, and box (301) bottom is equipped with air-out chamber (303), and air-out chamber (303) side is equipped with air outlet (304), is equipped with pull track (305) that distribute side by side from top to bottom between air intake (302) and air-out chamber (303), is equipped with pull formula screen cloth box (306) on pull track (305), and pull formula screen cloth box (306) intussuseption is filled with activated carbon.

2. The exhaust treatment system of claim 1, wherein: and a gas quality detection port (307) is arranged on the air outlet (304).

3. The exhaust treatment system of claim 1, wherein: the front surface of the box body (301) is also provided with an opening and closing door (308).

4. The exhaust treatment system of claim 1, wherein: the filling height of the active carbon in the pull type screen box (306) is 2/3 of the height of the pull type screen box (306).

5. The exhaust treatment system of claim 1, wherein: the activated carbon adsorption box (3) comprises a plurality of box bodies (301) which are distributed side by side, and air outlet cavities (303) at the bottoms of every two adjacent box bodies (301) are communicated with each other; the air outlet (304) corresponds to the air outlet cavity (303) of the side end box body (301).

6. The exhaust treatment system of claim 1, wherein: the drawing track (305) comprises a track body (312) with a C-shaped section, a jumping spring (313) is arranged on the bottom surface in the track body (312), and a bearing plate (314) is arranged above the jumping spring (313); the inner top surface of the track body (312) is provided with an extrusion spring (315), and an extrusion plate (316) is arranged below the extrusion spring (315).

7. The exhaust treatment system of claim 6, wherein: and sliding blocks (317) matched with the drawing tracks are arranged on the two side walls of the drawing type screen box (306).