CN213467402U

CN213467402U - Printing exhaust gas purification device

Info

Publication number: CN213467402U
Application number: CN202021299926.2U
Authority: CN
Inventors: 潘永桢; 刘贵贵
Original assignee: Zhejiang Zhongxun Environmental Protection Technology Co Ltd
Current assignee: Zhejiang Zhongxun Environmental Protection Technology Co Ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-06-18
Anticipated expiration: 2030-07-06

Abstract

The utility model relates to the technical field of printing waste gas equipment, in particular to a printing waste gas purification device, which comprises a vertically placed cuboid box body, wherein the middle part in the box body is provided with a transverse clapboard which divides the box body into a purification cavity positioned above and a washing cavity positioned below, the purification cavity and the washing cavity are communicated through gas passing ports arranged at two sides of the clapboard, an inverse arc-shaped gas distribution cone is fixedly arranged in the washing cavity, the top of the gas distribution cone is communicated with a waste gas outlet of a printing workshop through an air inlet pipe, the bottom of the gas distribution cone is provided with an adsorption and filtration membrane component, a transverse first filter plate is arranged below the gas distribution cone, the bottom of the gas distribution cone is uniformly provided with a plurality of vertical gas distribution pipes, the traditional printing waste gas treatment device is solved, only the function of collecting and then intensively discharging the waste gas discharged by a printing machine is achieved, and the harmful substances in the waste gas cannot be treated, the emission does not reach the standard, and the problems of the surrounding environment and the air quality are seriously influenced.

Description

Printing exhaust gas purification device

Technical Field

The utility model relates to a printing exhaust gas equipment technical field especially relates to a printing exhaust gas purification device.

Background

In the production process of the packaging and printing industry, a large amount of waste gas is discharged. The waste gas is mainly generated in the processes of inking, drying and compounding, and the volatilized organic solvent is a main source of waste gas pollution. The printing waste gas has complex components, contains organic gases such as ethanol, ethyl acetate, butyl acetate, propyl acetate, toluene, xylene and the like, is heavy in peculiar smell, is inflammable and explosive, and has larger environmental pollution after being discharged without purification. There is also a lot of dust in the packaging and printing production plant. At present, traditional printing exhaust treatment device only plays the effect of concentrating the emission after collecting printing machine exhaust waste gas, can not handle the harmful substance in the waste gas, discharges not up to standard, has seriously influenced surrounding environment and air quality, in order to solve above-mentioned problem, we provide a printing exhaust purification device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The problem of traditional printing exhaust treatment device is solved, only play the effect of concentrating the emission after collecting printing machine exhaust waste gas, can not handle the harmful substance in the waste gas, discharge not up to standard, seriously influenced surrounding environment and air quality is provided a printing exhaust purification device.

(II) technical scheme

A printing waste gas purification device comprises a vertically placed box body in a cuboid shape, a transverse clapboard is arranged in the middle of the box body and divides the box body into a purification cavity positioned above and a washing cavity positioned below, the purification cavity and the washing cavity are communicated through gas passing ports arranged on two sides of the clapboard, an inverse arc-shaped gas distribution cone is fixedly arranged in the washing cavity, the top of the gas distribution cone is communicated with a waste gas discharge port of a printing workshop through a gas inlet pipe, an adsorption and filtration membrane component is arranged at the bottom of the gas distribution cone, a transverse first filter plate is arranged below the gas distribution cone, a plurality of vertical gas distribution pipes are uniformly arranged at the bottom of the gas distribution cone, the upper end of each gas distribution pipe is communicated with the gas distribution cone, the lower end of each gas distribution pipe extends to the lower part of the first filter plate, a second filter plate and a third filter plate are sequentially arranged in the purification cavity from bottom to top, the two side walls of the purification cavity are, placed the microorganism on the second filter and decomposed the package, the top that purifies the chamber is provided with dry clean gas exhaust box, dry clean gas exhaust box inside is dry region, dry regional inside is equipped with a plurality of drying tubes, it includes driving motor to adsorb filtration membrane subassembly, the left side carousel, right side carousel and connection are at the left side carousel, pivot between the right side carousel, driving motor is connected with the pivot, the left side carousel, be provided with a plurality of evenly distributed's violently pipe between the right side carousel, it has adsorption filtration membrane to violently twine on the pipe.

As a preferred technical scheme, an air inlet pump is arranged on an air inlet pipe.

As a preferred technical scheme, the bottom of the box body is provided with a slag discharge port.

As preferred technical scheme, violently the pipe sets up to hollow structure, and be provided with the mesh on the pipe wall, violently manage and to have the absorption pump through the pipe connection outward, the absorption pump suction can be passed through to the adsorbed great particulate matter on the adsorption and filtration membrane, reduce adsorption and filtration membrane clearance change frequency, driving motor sets up on the left side or the right side of box, the pivot is passed through the shaft coupling and is connected with driving motor, adsorption and filtration membrane is for filter pulp and/or microfiltration membrane, perhaps filter pulp and microfiltration membrane interval set up.

As the preferred technical scheme, the first filter plate, the second filter plate and the third filter plate are made of activated carbon materials.

(III) advantageous effects

The utility model has the advantages that: when in use, the waste gas in the printing workshop is pumped into the gas distribution cone through the gas inlet pump and the gas inlet pipe and then is led into water through the gas distribution pipe uniformly arranged below the gas distribution cone, the inverted-arc gas distribution cone can effectively avoid dust deposition in the inner part, the gas distribution pipe enables the waste gas to be distributed more uniformly and is divided into smaller bubbles, then the air bubbles are smaller through the separation and filtration of the first filter plate, so that the total contact area of the waste gas and the water is increased, the dust content in the waste gas is greatly reduced, the water-soluble VOC in the waste gas is greatly dissolved, the waste gas passes through the air port purification cavity, the VOC in the waste gas is attached through a second filter plate, a third filter plate, an ultraviolet lamp and a microbial decomposition bag in sequence, and decomposing the microbial population fully, and finally discharging the microbial population from an outlet of the dry clean gas discharge box to fully purify the waste gas. The horizontal pipe is driven by the motor to rotate by the adsorption and filtration membrane assembly, and the rotating horizontal pipe can sufficiently adsorb impurities such as particles in water;

this printing exhaust gas purification device carries out multistage purification to the air in printing workshop, and purifying effect is good, and equipment maintenance is simple, and low cost is fit for popularizing and applying and solved traditional printing exhaust gas treatment device, only plays the effect of concentrating the emission after collecting printing machine exhaust gas, can not handle the harmful substance in the waste gas, and it is not up to standard to discharge, has seriously influenced the problem of surrounding environment and air quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

1-a box body; 2-a separator; 3-air passing port; 4-air distribution cone; 5, an air inlet pipe; 6-a first filter plate; 7-gas distribution pipe; 8-driving a motor; 9-an adsorption filtration membrane module; 10-a second filter plate; 11-a third filter plate; 12-ultraviolet lamp; 13-microbial unpacking; 14-dry clean gas exhaust box; 15-an air intake pump; 16-a drying tube; 17-left turn plate; 18-right rotary table; 19-a rotating shaft; 20-horizontal tube; 21-a slag discharge port;

Detailed Description

The utility model relates to a printing exhaust gas purification device, which is further explained with the attached drawings.

A printing waste gas purification device comprises a vertically placed box body 1 in a cuboid shape, a transverse clapboard 2 is arranged in the middle of the box body 1, the clapboard 2 divides the box body 1 into a purification cavity positioned above and a washing cavity positioned below, the purification cavity and the washing cavity are communicated through air passing ports 3 arranged on two sides of the clapboard 2, an inverse arc-shaped air distribution cone 4 is fixedly arranged in the washing cavity, the top of the air distribution cone 4 is communicated with a waste gas outlet of a printing workshop through an air inlet pipe 5, an adsorption filtering membrane component 9 is arranged at the bottom of the air distribution cone 4, a transverse first filtering plate 6 is arranged below the air distribution cone 4, a plurality of vertical air distribution pipes 7 are uniformly arranged at the bottom of the air distribution cone 4, the upper end of each air distribution pipe 7 is communicated with the corresponding air distribution cone 4, the lower end of each air distribution pipe extends to the lower part of the corresponding first filtering plate 6, a second filtering plate 10 and a third filtering plate 11 are sequentially, purify on the both sides wall in chamber and be located second filter 10, be provided with ultraviolet lamp 12 between the third filter 11, microorganism decomposition package 13 has been placed on the second filter 10, the top that purifies the chamber is provided with dry clean gas exhaust box 14, dry clean gas exhaust box 14 is inside to be dry region, dry regional inside is equipped with a plurality of drying tubes 16, it includes driving motor 8 to adsorb filtering membrane subassembly 9, turn left the dish 17, turn right the dish 18 and connect at the dish 17 of turning left, pivot 19 between the dish 18 of turning right, driving motor 8 is connected with pivot 19, turn left the dish 17, be provided with a plurality of evenly distributed's violently pipe 20 between the dish 18 of turning right, it has adsorption filtration membrane to twine on violently pipe 20.

Further, an intake pump 15 is provided in the intake pipe 5.

Further, the bottom of the box body 1 is provided with a slag discharge port 21.

Further, violently pipe 20 sets up to hollow structure, and be provided with the mesh on the pipe wall, violently pipe 20 can have the absorption pump through the pipe connection outward, the absorption pump suction can be passed through to the adsorbed great particulate matter on the adsorption filtration membrane, reduce adsorption filtration membrane clearance and change the frequency, driving motor 8 sets up on the left side or the right side of box 1, pivot 19 passes through the shaft coupling and is connected with driving motor 8, adsorption filtration membrane is for filter pulp and or millipore filtration membrane, perhaps filter pulp and millipore filtration membrane interval set up.

Further, the first filter plate 6, the second filter plate 10 and the third filter plate 11 are made of activated carbon materials.

The utility model discloses the theory of operation as follows: when the device is used, waste gas in a printing workshop is pumped into the gas distribution cone 4 through the gas inlet pump 15 and the gas inlet pipe 5, then the waste gas is uniformly distributed in water through the gas distribution pipe 7 uniformly arranged below the gas distribution cone 4, the inverted gas distribution cone 4 can effectively avoid dust deposition in the interior, the gas distribution pipe 7 enables the waste gas to be distributed more uniformly and separated into smaller bubbles, then the bubbles are reduced through separation and filtration of the first filter plate 6, so that the total contact area of the waste gas and the water is increased, the dust content in the waste gas is greatly reduced, water-soluble VOC in the waste gas is greatly dissolved, the waste gas passes through the second filter plate 10 in a purifying cavity of the gas port 3, the third filter plate 11, the ultraviolet lamp 12, the microorganism decomposition bag 13 attaches the VOC in the waste gas, the microorganism group is fully decomposed, and finally the waste gas is discharged from the outlet of the dry and clean gas discharge box 14, the exhaust gas is sufficiently purified. The horizontal pipe is driven by the motor 8 to rotate by the adsorption and filtration membrane assembly, and the rotating horizontal pipe can sufficiently adsorb impurities such as particles in water;

The above embodiments are merely to describe the preferred embodiments of the present invention, and not to limit the concept and scope of the present invention, and without departing from the design concept of the present invention, various modifications and improvements made by the ordinary person in the art to the technical solution of the present invention should fall into the protection scope of the present invention, and the technical contents claimed by the present invention are all described in the claims.

Claims

1. The utility model provides a printing exhaust gas purification device, includes vertical box (1) that is the cuboid form of placing, its characterized in that: the middle part in the box body (1) is provided with a transverse clapboard (2), the box body (1) is divided into a purification cavity positioned above and a washing cavity positioned below by the clapboard (2), the purification cavity and the washing cavity are communicated through air passing ports (3) arranged at two sides of the clapboard (2), an inverted arc-shaped air distribution cone (4) is fixedly arranged in the washing cavity, the top of the air distribution cone (4) is communicated with a waste gas outlet of a printing workshop through an air inlet pipe (5), the bottom of the air distribution cone (4) is provided with an adsorption and filtration membrane component (9), a transverse first filter plate (6) is arranged below the air distribution cone (4), the bottom of the air distribution cone (4) is uniformly provided with a plurality of vertical air distribution pipes (7), the upper end of the air distribution pipe (7) is communicated with the air distribution cone (4), the lower end extends to the lower part of the first filter plate (6), and a second filter plate (10) is sequentially arranged in the purification cavity from bottom to top, third filter plates (11), two side walls of the purification chamber are positioned on the second filter plates (10), an ultraviolet lamp (12) is arranged between the third filter plates (11), a microorganism decomposition bag (13) is arranged on the second filter plate (10), a dry clean gas discharge box (14) is arranged at the top of the purification cavity, the inside of the dry and clean gas exhaust box (14) is a dry area, a plurality of drying pipes (16) are arranged in the dry area, the adsorption and filtration membrane component (9) comprises a driving motor (8), a left rotary disk (17), a right rotary disk (18) and a rotating shaft (19) connected between the left rotary disk (17) and the right rotary disk (18), the driving motor (8) is connected with the rotating shaft (19), a plurality of cross tubes (20) which are uniformly distributed are arranged between the left rotary disc (17) and the right rotary disc (18), and adsorption filtration membranes are wound on the cross tubes (20).

2. A printing exhaust gas purification apparatus according to claim 1, characterized in that: and an air inlet pump (15) is arranged on the air inlet pipe (5).

3. A printing exhaust gas purification apparatus according to claim 1, characterized in that: the bottom of the box body (1) is provided with a slag discharge port (21).

4. A printing exhaust gas purification apparatus according to claim 1, characterized in that: violently pipe (20) set up to hollow structure, and be provided with the mesh on the pipe wall, violently manage (20) and can have the absorption pump through the pipe connection outward, absorption filter membrane goes up the great particulate matter of absorbent and can pass through the absorption pump suction, reduces absorption filter membrane clearance change frequency, driving motor (8) set up on the left side or the right side of box (1), pivot (19) are passed through the shaft coupling and are connected with driving motor (8), absorption filter membrane is for cross filter pulp and or millipore filtration membrane, perhaps cross filter pulp and millipore filtration membrane interval and set up.

5. A printing exhaust gas purification apparatus according to claim 1, characterized in that: the first filter plate (6), the second filter plate (10) and the third filter plate (11) are made of activated carbon materials.