CN213790695U

CN213790695U - Chemical industry flue gas treater

Info

Publication number: CN213790695U
Application number: CN202022300054.3U
Authority: CN
Inventors: 魏菊; 陈显均
Original assignee: Sichuan Vocational College of Chemical Technology
Current assignee: Sichuan Vocational College of Chemical Technology
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-07-27
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a chemical industry flue gas treater, including flue gas intake pipe, wet-type filter storehouse, aeration pipe, wet process filter equipment and cyclone, flue gas intake pipe and aeration union coupling, the aeration pipe sets up the bottom in the wet-type filter storehouse, and the hypomere in the wet-type filter storehouse is filled water and is not crossed the aeration pipe, and wet process filter equipment sets up the upper segment in the wet-type filter storehouse, and the upper end in the wet-type filter storehouse sets up the gas vent and is connected with cyclone's air inlet, and cyclone's upper end gas vent is the purification gas vent. Compared with the prior art, the utility model discloses a with the preliminary cooling humidification of flue gas, the re-aeration humidification mixes, tentatively drench again, refine the wet-type filtration again, discharge after getting rid of granule and moisture through cyclone at last to reach good purifying effect, sewage after the simultaneous processing is through filtering the back recycle, with water economy resource, the relative prior art cost reduction of filtration system, the energy consumption reduces, has the value of popularization and application.

Description

Chemical industry flue gas treater

Technical Field

The utility model relates to a chemical industry equipment especially relates to a chemical industry flue gas treater.

Background

In chemical processing, chemical reaction can produce harmful gas under the majority condition, chemical industry also has the condition that produces the industry flue gas, among the prior art, need strict environmental protection to reach standard and just can discharge, current equipment processing flue gas is mostly just through the aeration again through cyclone, the purification treatment effect is good inadequately, if need respond well, then can adopt many clarification plant to establish ties and purify, then can solve the purification effect problem, but adopt many equipment construction cost height like this, the energy consumption is high, therefore, there is the space of improvement.

Disclosure of Invention

The utility model aims at providing a chemical industry flue gas treater.

In order to achieve the purpose, the utility model is implemented according to the following technical scheme:

the utility model discloses a flue gas intake pipe, wet-type filter storehouse, aeration pipe, wet process filter equipment and cyclone, the flue gas intake pipe with the aeration union coupling, the aeration pipe set up in bottom in the wet-type filter storehouse, hypomere filling water in the wet-type filter storehouse has crossed the aeration pipe, wet process filter equipment set up in upper segment in the wet-type filter storehouse, the upper end in wet-type filter storehouse set up the gas vent with cyclone's air inlet is connected, cyclone's upper end gas vent is the purification gas vent.

Further, wet process filter equipment includes coarse filtration net, shower nozzle, thin filter screen, atomizer, spray circulation pump, coarse filtration net set up in the middle section in the storehouse is filtered to the wet-type, spray nozzle set up in the top of coarse filtration net, thin filter screen set up in the upper segment in the storehouse is filtered to the wet-type, atomizer set up in the top of thin filter screen, spray nozzle with atomizer simultaneously with the exit tube who sprays circulation pump connects, spray circulation pump's entry with the hypomere water level below of storehouse is filtered to the wet-type communicates with each other and connects.

As an improvement, a primary cooling and humidifying pipe is arranged between the flue gas inlet pipe and the pipeline of the aeration pipe, and a primary cooling water spray head is arranged in the primary cooling and humidifying pipe.

Preferably, the primary cooling water spray nozzles are composed of a plurality of components and are uniformly distributed in the primary cooling and humidifying pipe.

As an improvement, the flue gas intake pipe with be provided with flue gas transition pipe between the preliminary cooling humidification pipe, flue gas transition pipe with the one end diameter of preliminary cooling humidification union coupling is less than the flue gas intake pipe with the one end diameter of flue gas transition union coupling.

As an improvement, the water supply end of the primary cooling water spray head is connected with a circulating filter barrel through a primary cooling water supply pump, the upper section in the circulating filter barrel is provided with a filter layer, the water inlet at the upper end of the circulating filter barrel is provided with a return water pump, and the water inlet of the return water pump is communicated and connected with the lower end of the wet-type filter bin.

The utility model has the advantages that:

the utility model relates to a chemical industry flue gas treater, compared with prior art, the utility model discloses a with the preliminary cooling humidification of flue gas, the mixed, preliminary showering again of reoeration humidification, refine wet-type filtration again, discharge after getting rid of granule and moisture through cyclone at last to reach good purifying effect, sewage after the simultaneous processing is through filtering back used cyclically, in order to save the water resource, the relative prior art cost reduction of filtration system, the energy consumption reduces, has the value of popularization and application.

Drawings

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

Detailed Description

The invention will be further described with reference to the drawings and specific embodiments, illustrative embodiments and description of which are provided herein to explain the invention, but not as a limitation thereof.

As shown in fig. 1: the utility model discloses a flue gas intake pipe 1, wet-type filter storehouse 4, aeration pipe 5, wet process filter equipment and cyclone 11, flue gas intake pipe 1 with aeration pipe 5 is connected, aeration pipe 5 set up in bottom in the wet-type filter storehouse 4, hypomere filling water in the wet-type filter storehouse 4 has passed aeration pipe 5, wet process filter equipment set up in upper segment in the wet-type filter storehouse 4, the upper end in the wet-type filter storehouse 4 set up the gas vent with cyclone 11's air inlet is connected, cyclone 11's upper end gas vent is for purifying gas vent 12.

Further, wet process filter equipment includes coarse filtration net 6, shower nozzle 7, fine filtration net 8, atomizer 9, spray circulation pump 10, coarse filtration net 6 set up in the middle section in the wet-type filter storehouse 4, shower nozzle 7 set up in coarse filtration net 6's top, fine filtration net 8 set up in the upper segment in the wet-type filter storehouse 4, atomizer 9 set up in fine filtration net 8's top, shower nozzle 7 with atomizer 9 simultaneously with spray circulation pump 10's outlet pipe connects, spray circulation pump 10's entry with the lower section water level below of wet-type filter storehouse 4 communicates with each other and is connected.

As an improvement, a preliminary cooling and humidifying pipe 3 is arranged between the flue gas inlet pipe 1 and the pipeline of the aeration pipe 5, and a preliminary cooling and humidifying water spray head 17 is arranged in the preliminary cooling and humidifying pipe 3.

Preferably, the primary cooling water spray nozzles 17 are composed of a plurality of components and are uniformly distributed in the primary cooling and humidifying pipe 3.

As the improvement, flue gas intake pipe 1 with be provided with flue gas transition pipe 2 between preliminary cooling humidification pipe 3, flue gas transition pipe 2 with the one end diameter that preliminary cooling humidification pipe 3 is connected is less than flue gas intake pipe 1 with the one end diameter that flue gas transition pipe 2 is connected.

As an improvement, the water supply end of the primary cooling water spray head 17 is connected with the circulating filter barrel 13 through a primary cooling water supply pump 16, the upper section in the circulating filter barrel 13 is provided with a filter layer 14, the water inlet at the upper end of the circulating filter barrel 13 is provided with a return water pump 15, and the water inlet of the return water pump 15 is communicated and connected with the lower end of the wet filter bin 4.

The working principle of the utility model is as follows:

flue gas enters through a flue gas inlet pipe 1 and then is reduced in pipe diameter through a flue gas transition pipe 2 to play a role of pressurization, the flue gas is fully mixed with water through a plurality of primary cooling and humidifying pipes 3 arranged inside, then enters a wet-type filtering bin 4, is fully cooled and mixed with water in water through an aeration pipe 5 at the bottom, the aerated flue gas is filtered through a coarse filtering net 6, meanwhile, the coarse filtering net 6 is flushed through a spraying nozzle 7 to ensure that water is fully contacted with the flue gas, the coarse filtering net 6 is continuously flushed to avoid blockage, the flue gas is filtered through a fine filtering net 8 and is fully mixed with water through an atomizing nozzle 9, finally, most of water and dust are removed through a cyclone dust collector 11, a sewage discharge port of the cyclone dust collector 11 is connected with a circulating filtering barrel 13, in the whole equipment, the water in the wet-type filtering bin 4 is pumped into the circulating filtering barrel 13 through a water return pump 15 to be filtered, the water filtered by the primary cooling water supply pump 16 is primarily cooled by the primary cooling water spray head 17 and then flows back to the wet filter bin 4 through the aeration pipe 5, so as to save water resources.

The technical scheme of the utility model is not limited to the restriction of above-mentioned specific embodiment, all according to the utility model discloses a technical scheme makes technical deformation, all falls into within the protection scope of the utility model.

Claims

1. The utility model provides a chemical industry flue gas treater which characterized in that: the device comprises a flue gas inlet pipe (1), a wet type filtering bin (4), an aerator pipe (5), a wet type filtering device and a cyclone dust collector (11), wherein the flue gas inlet pipe (1) is connected with the aerator pipe (5), the aerator pipe (5) is arranged at the bottom in the wet type filtering bin (4), the lower section in the wet type filtering bin (4) is filled with water and passes through the aerator pipe (5), the wet type filtering device is arranged at the upper section in the wet type filtering bin (4), an exhaust port is formed in the upper end of the wet type filtering bin (4) and is connected with an air inlet of the cyclone dust collector (11), and an exhaust port at the upper end of the cyclone dust collector (11) is a purification exhaust port (12).

2. The chemical industry flue gas processor of claim 1, wherein: wet process filter equipment includes coarse filtration net (6), spray nozzle (7), fine filtration net (8), atomizer (9), spray circulation pump (10), coarse filtration net (6) set up in the middle section in wet-type filtration storehouse (4), spray nozzle (7) set up in the top of coarse filtration net (6), fine filtration net (8) set up in the upper segment in wet-type filtration storehouse (4), atomizer (9) set up in the top of fine filtration net (8), spray nozzle (7) with atomizer (9) simultaneously with the exit tube who sprays circulation pump (10) connects, the entry that sprays circulation pump (10) with the hypomere water level below that wet-type filtered storehouse (4) communicates with each other and connects.

3. The chemical industry flue gas processor of claim 1, wherein: flue gas intake pipe (1) with be provided with preliminary cooling humidifying pipe (3) between the pipeline of aeration pipe (5), be provided with preliminary cooling sprinkler bead (17) in preliminary cooling humidifying pipe (3).

4. The chemical industry flue gas processor of claim 3, wherein: the primary cooling water spray heads (17) are composed of a plurality of components and are uniformly distributed in the primary cooling and humidifying pipes (3).

5. The chemical industry flue gas processor of claim 3, wherein: flue gas intake pipe (1) with be provided with flue gas transition pipe (2) between preliminary cooling humidifying pipe (3), flue gas transition pipe (2) with the one end diameter that preliminary cooling humidifying pipe (3) are connected is less than flue gas intake pipe (1) with the one end diameter that flue gas transition pipe (2) are connected.

6. The chemical industry flue gas processor of claim 3 or 4, wherein: the water supply end of the primary cooling water spray head (17) is connected with the circulating filter barrel (13) through a primary cooling water supply pump (16), the upper section in the circulating filter barrel (13) is provided with a filter layer (14), the upper end water inlet of the circulating filter barrel (13) is provided with a return water pump (15), and the water inlet of the return water pump (15) is communicated and connected with the lower end of the wet filter bin (4).