CN215388473U

CN215388473U - Exhaust purification cyclic treatment system

Info

Publication number: CN215388473U
Application number: CN202121602166.2U
Authority: CN
Inventors: 李传华; 李运华; 肖毅杰
Original assignee: Guangdong Lvjufeng Environmental Protection Technology Co ltd
Current assignee: Guangdong Lvjufeng Environmental Protection Technology Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-01-04
Anticipated expiration: 2031-07-14

Abstract

The utility model provides a waste gas purification circulating treatment system, wherein a gas inlet of a washing purification device is communicated with a gas outlet end of an operating room, and a gas outlet of a second induced draft fan is communicated with a gas inlet end of the operating room; the tail gas balance emission device comprises a buffer tank, the inside of the buffer tank is divided into a first cavity and a second cavity by a partition plate, the first cavity and the second cavity are communicated through a conduction pipe, and one end of the first cavity, which is provided with a pressure regulating valve, of the conduction pipe; the side wall of the first cavity is communicated with and provided with a second photolysis device, when the air pressure at the end of the first air inducing machine is too high, the air is discharged through the second photolysis device, the rest air enters the second cavity, a fourth filtering structure is arranged in the second cavity, and the outer wall of the second cavity is communicated with and provided with a balance air inlet pipe; when the air pressure at the end of the second air inducing machine is too low, the balance air inlet pipe automatically supplies air, the structure is novel, waste gas can be subjected to multiple filtration of water washing, photolysis and adsorption, active air supply and active air exhaust can be performed through pressure regulation, the flow of the gas is accelerated, the purified waste gas circulation is realized, indoor air exchange is accelerated, the efficiency of waste gas treatment is improved, and the purposes of energy conservation and emission reduction are achieved.

Description

Exhaust purification cyclic treatment system

Technical Field

The utility model relates to the field of waste gas treatment, in particular to a waste gas purification and circulation treatment system.

Background

Along with the rapid development of the intelligent era, an intelligent unmanned spraying workshop (such as an intelligent automobile paint spraying room), an intelligent coating device (such as furniture intelligent paint spraying, hardware intelligent paint spraying, toy intelligent paint spraying and other devices) are realized, when the processing technology of spraying is carried out in an operation room, the products need to be sprayed, dried and other treatments, and during the drying operation after the spraying processing and the spraying, a large amount of dust waste gas can be generated.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an exhaust gas purification and circulation treatment system which is novel in structure, can carry out multiple filtration of water washing, photolysis and adsorption on exhaust gas, can carry out active gas supply and active gas extraction through pressure regulation, accelerates the flow of gas, realizes the circulation of purified exhaust gas, accelerates indoor ventilation, improves the efficiency of exhaust gas treatment, and achieves the purposes of energy conservation and emission reduction.

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

the utility model provides a waste gas purification and cyclic treatment system which comprises a water washing purification device, a first photolysis device, a tail gas balance emission device, a first induced draft fan and a second induced draft fan, wherein the first induced draft fan is connected with the first induced draft fan; the washing purification device, the first photolysis device, the first induced draft fan, the tail gas balance emission device and the second induced draft fan are sequentially communicated and matched along the gas transmission direction, the gas inlet of the washing purification device is communicated with the gas outlet end of the operation room, and the gas outlet of the second induced draft fan is communicated with the gas inlet end of the operation room; the tail gas balance emission device comprises a buffer tank and a partition board fixed in the buffer tank, wherein the partition board divides the interior of the buffer tank into a first cavity and a second cavity, a conduction pipe is arranged on the partition board, the first cavity and the second cavity are communicated through the conduction pipe, and a pressure regulating valve is arranged at one end of the first cavity of the conduction pipe; the first chamber is communicated with the air outlet of a second induced draft fan through a pipeline, the side wall of the first chamber is communicated with and provided with a second photolysis device, and the air outlet of the second photolysis device is communicated with the outside; the second chamber internally mounted has the fourth filtration, and the outer wall intercommunication of second chamber is equipped with balanced intake pipe.

In a preferred technical scheme of the utility model, the water washing and purifying device comprises a water storage tank, a water washing tank and a water-vapor separation tank, wherein the water washing tank and the water-vapor separation tank are communicated with each other and arranged at the top of the water storage tank; a water insulation box is arranged in the water storage tank, the bottom of the water insulation box is open, and a water suction pump is arranged in the water insulation box; a water outlet of the water suction pump is communicated with a water suction pipe, and a water outlet end of the water suction pipe extends to the inner side of the top of the washing tank; a plurality of obliquely arranged guide plates are fixedly arranged on the two inner walls of the water washing tank, the guide plates on the two sides are arranged in a staggered manner, and a water curtain ladder is formed along flowing water flowing along the guide plates; the water-vapor separation box is internally provided with a first filtering structure, and the first filtering structure is used for gas-liquid separation and filtration, enables liquid to be separated out and flows back to the water storage tank.

In a preferred embodiment of the present invention, the first photolysis device includes a first box, a second filtering structure and a plurality of first UV light pipes are installed inside the first box, and the gas entering the first box passes through the first UV light pipes and then is discharged from the second filtering structure.

In a preferred embodiment of the present invention, the second photolysis device includes a second box, a third filtering structure and a plurality of second UV light tubes are installed inside the second box, and the gas entering the second box passes through the second UV light tubes and is then exhausted from the third filtering structure.

In a preferred technical scheme of the utility model, the cross sections of the first filtering structure, the second filtering structure, the third filtering structure and the fourth filtering structure are in a 'V' -shaped structure, and the opening is opened towards one side of the air inlet; the two sides of the first filtering structure are water vapor filtering plates, and the two sides of the second filtering structure, the two sides of the third filtering structure and the two sides of the fourth filtering structure are both activated carbon filtering plates or filtering cotton filtering plates.

The utility model has the beneficial effects that:

the waste gas purification and cyclic treatment system provided by the utility model is novel in structure and comprises a water washing purification device, a first photolysis device, a first induced draft fan, a tail gas balance emission device and a second induced draft fan which are sequentially communicated along a gas transmission direction, wherein a gas inlet of the water washing purification device is communicated with a gas outlet end of an operation room, and a gas outlet of the second induced draft fan is communicated with a gas inlet end of the operation room; the buffer tank of the tail gas balance discharge device is communicated with a second photolysis device, the second photolysis structure is communicated with the outside, and the second photolysis device can be used for actively supplying gas and actively exhausting gas in integral cooperation, so that the flowing of the gas is accelerated, the indoor ventilation efficiency is improved, and the gas is moved and discharged outwards and is filtered in multiple ways through a washing purification device, a first photolysis device, the tail gas balance discharge device and the second photolysis structure, so that the waste gas can be washed, photolyzed and adsorbed; through pressure regulating valve's setting, gaseous will be discharged through second photolysis structure when first induced draft fan end atmospheric pressure is too high, and other partial gases get into in the second cavity to the fourth filtration of way can filter, and in the reentrant operation room under the guide of second induced draft fan, ensure that waste gas discharges again behind dual photolysis structure, further reinforcing purification treatment effect.

Drawings

FIG. 1 is a schematic structural view of an exhaust gas purification cycle treatment system provided in an embodiment of the present invention;

FIG. 2 is a schematic view showing the internal structure of a water washing purification apparatus provided in an embodiment of the present invention;

fig. 3 is a schematic view of the internal structure of the first photolysis device according to an embodiment of the utility model;

fig. 4 is a schematic view of a configuration of the exhaust balance emission device and the second photolysis device according to an embodiment of the utility model.

In the figure:

100. a water washing and purifying device; 110. a water storage tank; 120. a water washing tank; 130. a water-vapor separation tank; 140. a water-insulating box; 150. a water pump; 160. a water pumping pipe; 170. a baffle; 180. a first filter structure; 200. a first photolysis device; 210. a first case; 220. a second filter structure; 230. a first UV light pipe; 300. a tail gas balance emission device; 310. a buffer tank; 320. a partition plate; 330. a first chamber; 340. a second chamber; 350. a pressure regulating valve; 360. a fourth filter structure; 370. balancing the air pipe; 410. a first induced draft fan; 420. a second induced draft fan; 500. a second photolysis device; 510. a second case; 520. a third filter structure; 530. a second UV light pipe.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 4, in an embodiment of the present invention, an exhaust gas purification and recycling system is disclosed, which includes a water washing purification device 100, a first photolysis device 200, an exhaust gas balance emission device 300, a first induced draft fan 410, and a second induced draft fan 420; the water washing purification device 100, the first photolysis device 200, the first induced draft fan 410, the tail gas balance emission device 300 and the second induced draft fan 420 are sequentially communicated and matched along the gas transmission direction, the gas inlet of the water washing purification device 100 is communicated with the gas outlet end of the operation room, and the gas outlet of the second induced draft fan 420 is communicated with the gas inlet end of the operation room; the tail gas balance emission device 300 comprises a buffer tank 310 and a partition plate 320 fixed in the buffer tank 310, wherein the partition plate 320 divides the interior of the buffer tank 310 into a first chamber 330 and a second chamber 340, a conducting pipe is arranged on the partition plate 320, the first chamber 330 and the second chamber 340 are communicated through the conducting pipe, and a pressure regulating valve 350 is arranged at one end of the first chamber 330 of the conducting pipe; the first chamber 330 is communicated with the air outlet of the second induced draft fan 420 through a pipeline, the side wall of the first chamber 330 is communicated with and provided with the second photolysis device 500, and the air outlet of the second photolysis device 500 is communicated with the outside; the fourth filtering structure 360 is installed inside the second chamber 340, and the outer wall of the second chamber 340 is communicated with a balance air inlet pipe 370.

The waste gas purification and cyclic treatment system is novel in structure and comprises a water washing purification device, a first photolysis device, a first induced draft fan, a tail gas balance emission device and a second induced draft fan, wherein the water washing purification device, the first photolysis device, the first induced draft fan, the tail gas balance emission device and the second induced draft fan are sequentially communicated and arranged along the gas transmission direction; the buffer tank of the tail gas balance discharge device is communicated with a second photolysis device, the second photolysis structure is communicated with the outside, and the second photolysis device can be used for actively supplying gas and actively exhausting gas in integral cooperation, so that the flowing of the gas is accelerated, the indoor ventilation efficiency is improved, and the gas is moved and discharged outwards and then passes through a washing purification device, a first photolysis device, the tail gas balance discharge device and the second photolysis structure, so that the waste gas can be subjected to washing and photolysis multiple filtration; pressure regulating valve's setting, gaseous will be discharged through second photolysis structure when first induced draft fan end atmospheric pressure is too high, and other partial gas gets into in the second cavity to the fourth filtration of way can filter, in the reentrant operation room under the guide of second induced draft fan, ensures that waste gas discharges again behind dual photolysis structure, further reinforcing purification treatment effect.

Further, the water washing and purifying device 100 comprises a water storage tank 110, a water washing tank 120 and a water-vapor separation tank 130 which are arranged at the top of the water storage tank 110 in a communicating manner; a water insulation box 140 is arranged in the water storage tank 110, the bottom of the water insulation box 140 is open, and a water suction pump 150 is arranged in the water insulation box 140; a water outlet of the water pump 150 is communicated with a water pumping pipe 160, and a water outlet end of the water pumping pipe 160 extends to the inner side of the top of the washing tank 120; a plurality of obliquely arranged guide plates 170 are fixedly arranged on the two inner walls of the water washing tank 120, the guide plates 170 on the two sides are arranged in a staggered manner, and a water curtain ladder is formed along running water flowing through the guide plates 170; the first filtering structure 180 is installed inside the water-vapor separation tank 130, and the first filtering structure 180 is used for gas-liquid separation and filtration, so that liquid is separated out and flows back into the water storage tank 110; the structural design can carry out water washing and filtering on particles and water-soluble substances mixed in the waste gas in the way in a water curtain mode; the gas after washing passes through the first filtering structure, moisture in the gas can be filtered and separated out, and the separated liquid flows back into the water storage tank; it should be noted that the liquid in the water storage tank needs to be replaced at regular time, so as to ensure good washing effect.

Further, the first photolysis device 200 includes a first box 210, a second filter structure 220 and a plurality of first UV light pipes 230 are installed inside the first box 210, and the gas entering the first box 210 passes through the first UV light pipes 230 and then is exhausted from the second filter structure 220; the first photolysis device can perform photolysis deodorization on the peculiar smell in the gas of the path.

Further, the second photolysis device 500 includes a second box 510, a third filtering structure 520 and a plurality of second UV light pipes 530 are installed inside the second box 510, and the gas entering the second box 510 passes through the second UV light pipes 530 and then is discharged from the third filtering structure 520; the second photolysis device can carry out photolysis deodorization to the peculiar smell in the gas in route, guarantees deodorization purifying effect.

Further, the cross sections of the first filtering structure 180, the second filtering structure 220, the third filtering structure 520 and the fourth filtering structure 360 are all in a 'v' -shaped structure, and the openings are open towards one side of the air inlet; two sides of the first filtering structure 180 are water vapor filtering plates, and two sides of the second filtering structure 220, two sides of the third filtering structure 520 and two sides of the fourth filtering structure 360 are all activated carbon filtering plates or filtering cotton filtering plates; this structural design can make the filtration area increase of first filtration, second filtration, third filtration, fourth filtration, filters in step according to the both sides of 'nearly' word, effectual improvement filtration efficiency.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. An exhaust gas purification circulation treatment system, characterized in that:

the device comprises a water washing purification device, a first photolysis device, a tail gas balance emission device, a first induced draft fan and a second induced draft fan;

the washing purification device, the first photolysis device, the first induced draft fan, the tail gas balance emission device and the second induced draft fan are sequentially communicated and matched along the gas transmission direction, the gas inlet of the washing purification device is communicated with the gas outlet end of the operation room, and the gas outlet of the second induced draft fan is communicated with the gas inlet end of the operation room;

the tail gas balance emission device comprises a buffer tank and a partition board fixed in the buffer tank, wherein the partition board divides the interior of the buffer tank into a first cavity and a second cavity, a conduction pipe is arranged on the partition board, the first cavity and the second cavity are communicated through the conduction pipe, and a pressure regulating valve is arranged at one end of the first cavity of the conduction pipe; the first chamber is communicated with the air outlet of a second induced draft fan through a pipeline, the side wall of the first chamber is communicated with and provided with a second photolysis device, and the air outlet of the second photolysis device is communicated with the outside; the second chamber internally mounted has the fourth filtration, and the outer wall intercommunication of second chamber is equipped with balanced intake pipe.

2. An exhaust gas purification cycle treatment system according to claim 1, wherein:

the water washing and purifying device comprises a water storage tank, a water washing tank and a water-vapor separation tank, wherein the water washing tank and the water-vapor separation tank are communicated with each other and arranged at the top of the water storage tank;

a water insulation box is arranged in the water storage tank, the bottom of the water insulation box is open, and a water suction pump is arranged in the water insulation box; a water outlet of the water suction pump is communicated with a water suction pipe, and a water outlet end of the water suction pipe extends to the inner side of the top of the washing tank; a plurality of obliquely arranged guide plates are fixedly arranged on the two inner walls of the water washing tank, the guide plates on the two sides are arranged in a staggered manner, and a water curtain ladder is formed along flowing water flowing along the guide plates;

the water-vapor separation box is internally provided with a first filtering structure, and the first filtering structure is used for gas-liquid separation and filtration, enables liquid to be separated out and flows back to the water storage tank.

3. An exhaust gas purification cycle treatment system according to claim 2, wherein:

the first photolysis device comprises a first box body, a second filtering structure and a plurality of first UV light tubes are arranged in the first box body, and gas entering the first box body is exhausted from the second filtering structure after passing through the first UV light tubes.

4. An exhaust gas purification cycle treatment system according to claim 3, wherein:

the second photolysis device comprises a second box body, a third filtering structure and a plurality of second UV light tubes are arranged in the second box body, and gas entering the second box body is exhausted from the third filtering structure after passing through the second UV light tubes.

5. An exhaust gas purification cycle treatment system according to claim 4, wherein:

the cross sections of the first filtering structure, the second filtering structure, the third filtering structure and the fourth filtering structure are in a 'V' -shaped structure, and the openings are open towards one side of the air inlet;

the two sides of the first filtering structure are water vapor filtering plates, and the two sides of the second filtering structure, the two sides of the third filtering structure and the two sides of the fourth filtering structure are both activated carbon filtering plates or filtering cotton filtering plates.