CN211358370U

CN211358370U - Washing absorption tower

Info

Publication number: CN211358370U
Application number: CN201921749058.0U
Authority: CN
Inventors: 樊振寿; 宋太沧; 孔磊
Original assignee: Yabang New Material Research And Development Nanjing Co ltd
Current assignee: Yabang New Material Research And Development Nanjing Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-28
Anticipated expiration: 2029-10-18

Abstract

The utility model belongs to the field of environmental protection absorption towers, in particular to a washing absorption tower, the tower body of which is cylindrical and comprises a reservoir (1), a pool filter screen (11), a waste gas inlet chamber (2), a primary treatment chamber (3), a fine treatment chamber (4), an aerosol separation chamber (5), a photocatalysis chamber (6) and an exhaust port (7) from bottom to top; the utility model discloses it is rational in infrastructure, can realize only using an equipment, just accomplish the cooling of waste gas, the absorption of particulate matter and the handling up to standard of waste gas.

Description

Washing absorption tower

Technical Field

The utility model belongs to environmental protection absorption tower field specifically discloses a washing absorption tower.

Background

In the technical process for treating industrial waste gas VOCS, a low-temperature plasma technology, an activated carbon adsorption and desorption technology, a photo-oxygen catalytic air purifier and the like are common, the equipment is sensitive to the temperature and concentration requirements of waste gas, when the temperature and concentration of the waste gas are high, if the waste gas enters the equipment for treatment, the treatment efficiency of the equipment is seriously influenced, so that the treatment result of the waste gas cannot meet the requirements of standard emission, and the equipment can not normally run under extreme conditions, so that equipment of a water washing tower is added in front of the waste gas treatment equipment, the temperature of the waste gas is reduced, and the concentration of particulate matters is also reduced. However, such waste gas treatment needs a plurality of steps, so that the cost of waste gas treatment is greatly increased, and for small enterprises, the cost is hard to bear, and therefore, an integrated water-washing absorption tower is urgently needed, and the cooling of waste gas, the absorption of particulate matters and the standard treatment of waste gas can be completed by only using one device.

SUMMERY OF THE UTILITY MODEL

To the above insufficiency, the utility model discloses a washing absorption tower.

The technical scheme of the utility model as follows:

a water washing absorption tower is cylindrical, and comprises a reservoir, a water tank filter screen, a waste gas inlet chamber, a primary treatment chamber, a fine treatment chamber, an aerosol separation chamber, a photocatalytic chamber and an exhaust port from bottom to top; a waste gas inlet is formed in the side of the waste gas inlet chamber; the primary treatment chamber comprises a primary filler fixing plate, a primary filler layer and a primary spraying layer from bottom to top; the fine treatment chamber comprises a fine filler fixing plate, a fine filler layer and a fine spraying layer; the side of the reservoir is connected with a water pump positioned outside the washing tower body through a water pipe, and a water pipe extending into the tops of the primary spraying layer and the fine spraying layer is arranged above the water pump; the parts of the water conveying pipe in the primary spraying layer and the fine spraying layer are provided with a plurality of rotary spray heads; the primary filler fixing plate and the fine filler fixing plate are supporting plates provided with fine holes, and the pore diameter of the fine holes of the primary filler fixing plate is larger than that of the fine holes of the fine filler fixing plate; a photocatalysis chamber is arranged between the gas-fog separation chamber and the exhaust port, and an ultraviolet lamp is arranged around the inner wall of the photocatalysis chamber; and a catalytic net is arranged in the photocatalytic chamber. When the device is used, waste gas enters the waste gas inlet chamber from the waste gas inlet, is filtered by the primary filler fixing plate, is adsorbed by the primary filler layer and is sprayed by the primary spraying layer, and most of dust is removed; through the further filtration of meticulous filler fixed plate, the further absorption of meticulous filler layer and the further spraying of meticulous spraying layer detach more dust and fine particulate matter, become into water vaporific, detach the water droplet through the aerial fog separation chamber, become dry gas and get into the photocatalysis room, under the effect of ultraviolet lamp, harmful gas reacts with the catalyst on the catalysis net, generates inorganic molecules such as nontoxic carbon dioxide and water, can realize only using one equipment, just accomplish the cooling of waste gas, the absorption of particulate matter and the standard treatment of waste gas, the catalyst generally is titanium dioxide, does not have the loss, can use for a long time and needn't change.

Further, in the washing absorption tower, the primary filler fixing plate and the fine filler fixing plate are both made of PVC materials. By using the PVC material, the strength can meet the requirements, the property is stable, the corrosion is not easy, and the processing and the forming are easy.

Furthermore, in the water washing absorption tower, an operation opening of a primary treatment chamber is formed on the side of the primary spraying layer; the fine spraying layer is provided with a fine processing chamber operation port.

Further, in the above water washing absorption tower, the wavelength of the ultraviolet light emitted from the ultraviolet lamp is less than 200 nm. The ultraviolet energy less than 200nm is strong, so that ozone is easier to generate, the generation of the ozone is more beneficial to photocatalysis, and pollutants can be removed more thoroughly.

Furthermore, a water purifier is arranged between the reservoir and the water pump of the water washing absorption tower. The water purifier makes water reuse many times.

Further, in the above water washing absorption tower, the water washing absorption tower is made of metal, and the inner wall of the water washing absorption tower is subjected to corrosion prevention treatment.

Furthermore, the exhaust port of the water washing absorption tower is provided with a multifunctional detector. The multifunctional detector can detect the exhaust temperature and gas components, can measure the purification effect in real time, and is improved.

According to the above technical scheme, the utility model discloses following beneficial effect has:

(1) this washing absorption tower compact structure can realize only using an equipment, just accomplishes the cooling of waste gas, the absorption of particulate matter and the processing up to standard of waste gas.

(2) The water-washing absorption tower uses photocatalysis to carry out final waste gas treatment, and has the advantages of simple operation, low energy consumption, no secondary pollution and high efficiency.

Drawings

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

FIG. 2 is a schematic diagram of embodiment 2 of the present invention;

wherein: 1 cistern, 2 waste gas air inlet chambers, 3 preliminary treatment rooms, 4 fine treatment rooms, 5 aerial fog separation rooms, 6 photocatalysis room, 7 gas vents, 8 water pumps, 9 water purifiers, 11 pond filter screens, 31 preliminary filler fixed plates, 32 preliminary filler layers, 33 preliminary spray layers, 41 fine filler fixed plates, 42 fine filler layers, 43 fine spray layers, 61 ultraviolet lamps, 62 catalysis net, 81 raceway, 811 rotatory nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. 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.

Example 1

As shown in fig. 1, a water-washing absorption tower has a cylindrical tower body, and comprises a reservoir 1, a pool filter screen 11, a waste gas inlet chamber 2, a primary treatment chamber 3, a fine treatment chamber 4, an aerosol separation chamber 5, a photocatalytic chamber 6 and an exhaust port 7 from bottom to top; an exhaust gas inlet 21 is formed in the side of the exhaust gas inlet chamber 2; the primary treatment chamber 3 comprises a primary filler fixing plate 31, a primary filler layer 32 and a primary spraying layer 33 from bottom to top; the fine treatment chamber 4 comprises a fine filler fixing plate 41, a fine filler layer 42 and a fine spraying layer 43; the side of the reservoir 1 is connected with a water pump 8 positioned outside the washing tower body through a water pipe, and a water pipe 81 respectively extending into the tops of the primary spraying layer 33 and the fine spraying layer 43 is arranged above the water pump 8; the water conveying pipe 81 is provided with a plurality of rotary spray nozzles 811 at the parts of the primary spray layer 33 and the fine spray layer 43; the preliminary filling material fixing plate 31 and the fine filling material fixing plate 41 are support plates provided with fine holes, and the pore diameter of the fine holes of the preliminary filling material fixing plate 31 is larger than that of the fine holes of the fine filling material fixing plate 41; the gas-fog separation chamber 5 with photocatalysis chamber 6 is in addition arranged between the exhaust port 7, and the inner wall surrounding the photocatalysis chamber 6 is provided with an ultraviolet lamp 61, and the photocatalysis chamber 6 is internally provided with a catalysis net 62.

When in work: waste gas enters the waste gas inlet chamber 2 from the waste gas inlet 21, is filtered by the primary filler fixing plate 31, is adsorbed by the primary filler layer 32 and is sprayed by the primary spraying layer 33, and most of dust is removed; through the further filtration of the fine filler fixing plate 41, the fine filler layer 42 further absorbs and the fine spraying layer 43 further sprays to remove more dust and fine particles, the dust and fine particles become water fog, water drops are removed through the gas fog separation chamber 5, the water drops are changed into dry gas, the dry gas enters the photocatalysis chamber 6, and under the action of the ultraviolet lamp 61, harmful gas reacts with the catalyst on the catalysis net 62 to generate nontoxic carbon dioxide and water.

Example 2

As shown in fig. 2, the tower body of the water washing absorption tower is cylindrical and comprises a reservoir 1, a pool filter screen 11, a waste gas inlet chamber 2, a primary treatment chamber 3, a fine treatment chamber 4, an aerosol separation chamber 5, a photocatalytic chamber 6 and an exhaust port 7 from bottom to top; an exhaust gas inlet 21 is formed in the side of the exhaust gas inlet chamber 2; the primary treatment chamber 3 comprises a primary filler fixing plate 31, a primary filler layer 32 and a primary spraying layer 33 from bottom to top; the fine treatment chamber 4 comprises a fine filler fixing plate 41, a fine filler layer 42 and a fine spraying layer 43; the side of the reservoir 1 is connected with a water pump 8 positioned outside the washing tower body through a water pipe, and a water pipe 81 respectively extending into the tops of the primary spraying layer 33 and the fine spraying layer 43 is arranged above the water pump 8; the water conveying pipe 81 is provided with a plurality of rotary spray nozzles 811 at the parts of the primary spray layer 33 and the fine spray layer 43; the preliminary filling material fixing plate 31 and the fine filling material fixing plate 41 are support plates provided with fine holes, and the pore diameter of the fine holes of the preliminary filling material fixing plate 31 is larger than that of the fine holes of the fine filling material fixing plate 41; a photocatalysis chamber 6 is arranged between the gas-fog separation chamber 5 and the exhaust port 7, an ultraviolet lamp 61 is arranged around the inner wall of the photocatalysis chamber 6, the wavelength of ultraviolet rays emitted by the ultraviolet lamp 61 is less than 200nm, and a catalysis net 62 is arranged in the photocatalysis chamber 6; further, a primary treatment chamber operation opening 34 is formed at the side of the primary spraying layer 33; the fine spraying layer 43 is provided with a fine processing chamber operation port 44; a water purifier 9 is arranged between the reservoir 1 and the water pump 8; a multifunctional detector 71 is also arranged on the exhaust port 7; particularly, the water washing absorption tower is made of metal, and the inner wall of the water washing absorption tower is subjected to anticorrosion treatment; further, the preliminary filling fixing plate 31 and the fine filling fixing plate 41 are both made of PVC.

When in work: waste gas enters the waste gas inlet chamber 2 from the waste gas inlet 21, is filtered by the primary filler fixing plate 31, is adsorbed by the primary filler layer 32 and is sprayed by the primary spraying layer 33, and most of dust is removed; through the further filtration of the fine filler fixing plate 41, the fine filler layer 42 further absorbs and the fine spraying layer 43 further sprays to remove more dust and fine particles, turns into water mist, removes water drops through the gas-mist separation chamber 5, turns into dry gas, enters the photocatalytic chamber 6, and under the action of the ultraviolet lamp 61, harmful gas reacts with the catalyst on the catalytic net 62 to generate nontoxic carbon dioxide and water; when the filler needs to be replaced or maintained, the operation can be carried out in the tower through the primary treatment chamber operation port 34 and the fine treatment chamber operation port 44, the water generated in the treatment process flows into the water storage tank 1 at the bottom of the tower, and the water can be repeatedly used for a plurality of times after being filtered and treated by the water purifier 9.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention can not be limited thereby, and the simple equivalent changes and modifications made according to the claims and the utility model also belong to the protection scope of the present invention.

Claims

1. A water washing absorption tower is characterized in that a tower body is cylindrical and comprises a reservoir (1), a pool filter screen (11), a waste gas inlet chamber (2), a primary treatment chamber (3), a fine treatment chamber (4), an aerosol separation chamber (5), a photocatalytic chamber (6) and an exhaust port (7) from bottom to top; an exhaust gas inlet (21) is formed in the side of the exhaust gas inlet chamber (2); the primary treatment chamber (3) comprises a primary filler fixing plate (31), a primary filler layer (32) and a primary spraying layer (33) from bottom to top; the fine treatment chamber (4) comprises a fine filler fixing plate (41), a fine filler layer (42) and a fine spraying layer (43) from bottom to top; the side of the water storage tank (1) is connected with a water pump (8) positioned outside the washing absorption tower through a water pipe, and a water conveying pipe (81) respectively extending into the tops of the primary spraying layer (33) and the fine spraying layer (43) is arranged above the water pump (8); a plurality of rotary spray heads (811) are arranged on the water conveying pipe (81) in the primary spraying layer (33) and the fine spraying layer (43); the primary filler fixing plate (31) and the fine filler fixing plate (41) are supporting plates provided with fine holes, and the pore diameter of the fine holes of the primary filler fixing plate (31) is larger than that of the fine holes of the fine filler fixing plate (41); a photocatalysis chamber (6) is arranged between the gas-fog separation chamber (5) and the exhaust port (7), and an ultraviolet lamp (61) is arranged around the inner wall of the photocatalysis chamber (6); a catalytic net (62) is arranged in the photocatalytic chamber (6).

2. A water scrubber according to claim 1, wherein the preliminary filler fixing plate (31) and the fine filler fixing plate (41) are both made of PVC.

3. A water washing absorption tower according to claim 1, wherein a primary treatment chamber operation opening (34) is formed at the side of the primary spray layer (33); the fine spraying layer (43) is provided with a fine processing chamber operation opening (44).

4. A water wash absorber according to claim 1, wherein said uv lamp (61) emits uv light having a wavelength of less than 200 nm.

5. A water wash absorption tower according to claim 1 wherein a water purifier (9) is further provided between said reservoir (1) and said pump (8).

6. The water-washing absorption tower of claim 1, wherein the water-washing absorption tower is made of metal, and the inner wall of the water-washing absorption tower is subjected to corrosion prevention treatment.

7. A water wash absorption tower according to claim 1 wherein said exhaust port (7) is further provided with a multi-function detector (71).