CN218048390U

CN218048390U - Large wet method five-stage electrostatic waste gas treatment device

Info

Publication number: CN218048390U
Application number: CN202222161483.6U
Authority: CN
Inventors: 张淦
Original assignee: Shaoxing Dingzan Environmental Protection Technology Co ltd
Current assignee: Shaoxing Dingzan Environmental Protection Technology Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-12-16
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a five grades of static exhaust treatment devices of big wet process relates to exhaust-gas treatment, aims at solving the problem that vapor formed the haze easily in the flue gas, and its technical scheme main points are: including water spray column, deodorization spray column, condenser, high-pressure static ware, condensation deodorization and whitening device and waste gas pipeline, waste gas pipeline loops through water spray column, deodorization spray column, condenser, high-pressure static ware and condensation deodorization and whitening device, be equipped with cold gas runner, intercommunication waste gas pipeline's waste gas runner and separate the heat transfer board of cold gas runner and waste gas runner in the condensation deodorization and whitening device. The utility model discloses a some granules or water-soluble gas in the water spray column dissolved waste gas reduce in the waste gas that the granule discharged atmosphere polluted environment, catch dust in the waste gas with electrostatic purification method through high-voltage electrostatic apparatus, through temperature, the humidity that reduces waste gas, help improving waste gas and take off white efficiency, and then reduce the production of haze, the exhaust-gas treatment effect is better.

Description

Large wet method five-stage electrostatic waste gas treatment device

Technical Field

The utility model relates to an exhaust-gas treatment, more specifically says that it relates to a five grades of static exhaust-gas treatment devices of big wet process.

Background

The waste gas purification mainly refers to the treatment work of industrial waste gas such as dust particles, smoke and dust, peculiar smell gas and toxic and harmful gas generated in industrial places. The common waste gas purification includes factory smoke and dust waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like, and the waste gas treatment equipment mainly means that different process technologies are applied, and harmful components of discharged tail gas are recovered or removed and reduced, so that the environment is protected, and the air is purified

The Chinese patent with publication number CN203139854U discloses a wet electrostatic purification tower, which has the technical key points that: including the tower body of seting up air inlet and gas vent, the air inlet be located the tower body bottom, set up on the tower body lateral wall, spray set, dehydrating unit and static ion treatment device are installed from bottom to top in proper order to the tower body is inside.

The pipeline that has easily takes place among the above-mentioned scheme blocks up, the short-staple takes place phenomenons such as static fire, be unfavorable for the problem of the safety control among the processing procedure, but vapor rises very easily after leaving the chimney in the flue gas, after cooling with environment low temperature air mixture, vapor saturated condensation is the water droplet, the water droplet granule is superfine, the water droplet that density far away is bigger than the air suspends the accumulation in the atmosphere and forms the fog, fog itself has the dissolubility particulate matter to separate out, still absorb other pollution sources particulate matter, separation its diffusion, accumulate in the fog layer, form the haze easily.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a five-stage static exhaust treatment device of big wet process.

The above technical object of the present invention can be achieved by the following technical solutions: the large-wet-method five-stage electrostatic waste gas treatment device comprises a water spray tower, a deodorization spray tower, a condenser, a high-voltage electrostatic device, a condensation deodorization and whitening device and a waste gas pipeline, wherein the waste gas pipeline sequentially passes through the water spray tower, the deodorization spray tower, the condenser, the high-voltage electrostatic device and the condensation deodorization and whitening device, and a cold gas runner, a waste gas runner communicated with the waste gas pipeline and a heat exchange plate for separating the cold gas runner from the waste gas runner are arranged in the condensation deodorization and whitening device.

By adopting the technical scheme, the waste gas sequentially passes through the water spray tower, the deodorization spray tower, the condenser, the high-pressure electrostatic device and the condensation deodorization and white removal device through the waste gas pipeline, the temperature of the waste gas during discharge can be reduced through the water spray tower, meanwhile, some particles or water-soluble gas in the waste gas can be dissolved, the pollution to the atmosphere caused by the emission of the particles in the waste gas is reduced, the effect of spraying and pretreating large-particle wool oil matters is obvious, atomized liquid drops are sprayed through the deodorization spray tower by a wet method, active groups with biological activity, chemical activity, conjugated double bonds and the like are contained in the effective deodorization molecules in the liquid drops, the liquid drops can react with different odors, not only can effectively adsorb the peculiar smell molecules in the waste gas, but also can change the three-dimensional configuration of the adsorbed peculiar smell molecules, weaken the chemical bonds in the peculiar smell molecules and increase the instability of the peculiar smell molecules, the waste gas passing through the water spray tower and the deodorization spray tower has the characteristic of high humidity, so that the humidity in the equipment is increased, the fire is not easy to occur, certain cleanliness can be kept after long-term spraying in the equipment, the steam is cooled and condensed into liquid from the waste gas through a condenser, harmful substances in a steam state are recovered, in addition, the water vapor is condensed, the gas quantity is greatly reduced, the next step of operation is facilitated, dust in the waste gas is collected by a high-voltage electrostatic device through an electrostatic purification method, particulate matters in the waste gas are further reduced, cold air is introduced into a cold air flow channel, the waste gas flows through a condensation deodorization and white removal device along the waste gas flow channel, the heat in the waste gas flow channel is transferred to the cold air through a heat exchange plate in the process, and the heat of the waste gas can be efficiently taken away by the cold air, and then improved waste gas cooling rate, through temperature, the humidity that reduces waste gas, help improving waste gas and take off white efficiency, and then reduce the production of haze, the exhaust-gas treatment effect is better.

The utility model discloses further set up to: still include the chimney, the chimney includes inner tube and outer tube, be formed with the back heat dissipation chamber between inner tube outer wall and the outer tube inner wall, the last fixedly connected with of condensation deodorizer goes up the air conditioning air-supply line and the air conditioning that fixedly connected with connects the cold air runner both ends respectively and goes out the flue gas pipe of tuber pipe and intercommunication waste gas runner export, air conditioning goes out the tuber pipe intercommunication back heat dissipation chamber, flue gas pipe and inner tube are close to the inner wall intercommunication of its bottom.

Through adopting above-mentioned technical scheme, when waste gas is arranged outward through flue gas pipe and inner tube, the air conditioning after the heat absorption is arranged outward through back heat dissipation chamber, and the air conditioning in the back heat dissipation intracavity still can produce the heat dissipation cooling effect to the inner tube, and waste gas takes off white effect better.

The utility model discloses further set up to: and a plurality of heat dissipation fin plates which are distributed in an annular array and are positioned in the rear heat dissipation cavity are fixedly connected to the outer peripheral wall of the inner tube.

By adopting the technical scheme, the waste heat in the waste gas is conducted into the rear heat dissipation cavity through the inner pipe wall and the heat dissipation fin plate, and the contact area of the heat dissipation fin plate with the cold air in the rear heat dissipation cavity is increased, so that the cold air can participate in heat exchange, and the heat exchange efficiency is higher.

The utility model discloses further set up to: the air outlet pipe of the air conditioner is inclined, and one end of the air outlet pipe of the air conditioner connected with the chimney is higher than one end connected with the condensation deodorization and whitening device.

Through adopting above-mentioned technical scheme, when air conditioning went out the tuber pipe and removed the heat dissipation intracavity after to, had the ascending initial velocity of slope for air conditioning upwards removes and takes away the heat, thereby can make the gas flow in the heat dissipation intracavity after more smooth and easy, conveniently drives the heat of partial waste gas.

The utility model discloses further set up to: the heat dissipation fin plate is arranged spirally along the length direction of the inner tube.

Through adopting above-mentioned technical scheme, when the cold air in the air-out pipe of air conditioning blows on a plurality of heat dissipation fin boards, the heat dissipation fin board that the screw thread form set up can play the guide effect to the flow of air conditioning for air conditioning can be along inner tube outer wall spiral rebound, thereby makes each part homoenergetic of periphery wall of inner tube participate in the heat transfer process, improves the cooling effect to the inner tube.

The utility model discloses further set up to: the heat exchange plate is arranged in a corrugated shape.

Through adopting above-mentioned technical scheme, the heat transfer board that the corrugate set up has great heat transfer area to can improve the heat exchange efficiency between exhaust gas runner and the cold air runner.

The utility model discloses further set up to: the cold air flow passage comprises two transverse sections and a connecting section which is vertically arranged, and the connecting section is communicated with two ends of the two transverse sections.

Through adopting above-mentioned technical scheme, two horizontal sections can increase the time that cold air flow channel participated in the heat transfer to play better heat transfer effect.

The utility model discloses further set up to: the radiating fin plate is made of aluminum.

Through adopting above-mentioned technical scheme, the aluminium material has good heat conductivility to can improve the heat exchange efficiency of the waste gas in the inner tube and the air conditioning of back heat dissipation intracavity.

To sum up, the utility model discloses following beneficial effect has: the waste gas passes through a water spray tower, a deodorization spray tower, a condenser, a high-pressure electrostatic device and a condensation deodorization white remover in sequence through a waste gas pipeline, the temperature of the waste gas during discharge can be reduced through the water spray tower, some particles or water-soluble gas in the waste gas can be dissolved, the emission of the particles in the waste gas to the atmosphere pollution environment is reduced, the effect of spraying and pretreating large-particle crude oil substances is obvious, atomized liquid drops are sprayed through a deodorization spray tower in a wet method, active groups with biological activity, chemical activity, conjugated double bonds and the like are contained in the effective deodorization molecules in the liquid drops, the active groups can react with different peculiar smells, not only can the peculiar smell molecules in the waste gas be effectively adsorbed, but also the three-dimensional configuration of the adsorbed peculiar smell molecules can be changed, chemical bonds in the peculiar smell molecules are weakened, the instability of the peculiar smell molecules is increased, the chemical reaction with other molecules is easy to be carried out, the deodorization and deodorization effects are achieved, the waste gas purification effect is achieved, the waste gas after the waste gas passes through the water spray tower and the dehumidification spray tower, the waste gas can be effectively carried out, the waste gas purification effect of the waste gas, the waste gas is greatly reduced by the cold air condensation and the waste gas, the waste gas is further reduced by the condensed steam, the waste gas condensation of the condensed steam, the waste gas is reduced, the waste gas in the waste gas condensation and condensed steam, the waste gas is further reduced, the condensed and condensed, the waste gas is reduced, and then improved waste gas cooling rate, through temperature, the humidity that reduces waste gas, help improving waste gas and take off white efficiency, and then reduce the production of haze, the exhaust-gas treatment effect is better.

Drawings

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

FIG. 2 is a cross-sectional view of a chimney and a condensation deodorizing and whitening unit according to the present invention;

fig. 3 is a sectional view of the condensing deodorizing and whitening device of the present invention.

In the figure: 1. a water spray tower; 2. a deodorizing spray tower; 3. a condenser; 4. a high voltage static device; 5. a condensation deodorizing and whitening device; 6. an exhaust gas conduit; 7. a cold air flow channel; 8. an exhaust gas flow path; 9. a heat exchange plate; 10. a chimney; 11. an inner tube; 12. an outer tube; 13. a rear heat dissipation cavity; 14. a cold air inlet pipe; 15. a cold air outlet pipe; 16. a flue gas pipe; 17. a heat dissipating fin; 18. a transverse segment; 19. a connection section; 20. a cooling fan; 21. an induced draft fan.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A large wet method five-stage electrostatic waste gas treatment device is shown in figure 1 and comprises a water spray tower 1, a deodorization spray tower 2, a condenser 3, a high-voltage electrostatic device 4, a condensation deodorization and whitening device 5, a chimney 10 and a waste gas pipeline 6, wherein the waste gas pipeline 6 sequentially passes through the water spray tower 1, the deodorization spray tower 2, the condenser 3, the high-voltage electrostatic device 4 and the condensation deodorization and whitening device 5, and a draught fan 21 is installed on the part, located between the high-voltage electrostatic device 4 and the condensation deodorization and whitening device 5, of the waste gas pipeline 6.

As shown in fig. 1-3, a cold air flow channel 7 is disposed in the condensation deodorizing and whitening device 5, a waste gas flow channel 8 communicated with the waste gas flow channel 6 and a heat exchange plate 9 separating the cold air flow channel 7 from the waste gas flow channel 8, the heat exchange plate 9 is corrugated and made of copper, the cold air flow channel 7 includes two transverse sections 18 and a vertically disposed connection section 19, the connection section 19 is communicated with two ends of the two transverse sections 18, the chimney 10 includes an inner tube 11 and an outer tube 12, the outer tube 12 is sleeved outside the inner tube 11, a rear heat dissipation cavity 13 is formed between the outer wall of the inner tube 11 and the inner wall of the outer tube 12, a plurality of heat dissipation fin plates 17 distributed in an annular array and located in the rear heat dissipation cavity 13 are welded on the outer peripheral wall of the inner tube 11, the heat dissipation fin plates 17 are made of aluminum and are spirally disposed along the length direction of the inner tube 11, the condensation deodorizing and whitening device 5 is flanged with a cold air inlet pipe 14 and a cold air outlet pipe 15 respectively connected with two ends of the cold air flow channel 7 and a cold air outlet pipe 15, and a flue gas inlet pipe 16 connected with one end of the cooling fan 20, the chimney 10, which is connected with the inner tube 11.

The working principle is as follows: the waste gas passes through the water spray tower 1, the deodorization spray tower 2, the condenser 3, the high-voltage electrostatic apparatus 4 and the condensation deodorization white remover 5 in sequence through the waste gas pipeline 6, the temperature of the waste gas during discharge can be reduced through the water spray tower 1, meanwhile, some particles or water-soluble gas in the waste gas can be dissolved, the emission of the particles in the waste gas to the atmosphere pollution environment is reduced, the effect of spraying and pretreating large-particle crude oil substances is obvious, the mist-shaped liquid drops are sprayed through the deodorization spray tower 2 in a wet method, active groups with biological activity, chemical activity, conjugated double bonds and the like are contained in the effective deodorization molecules in the liquid drops, the active groups can react with different peculiar smells, not only can effectively adsorb peculiar smell molecules in the waste gas, but also can change the three-dimensional configuration of the adsorbed peculiar smell molecules, chemical bonds in the peculiar smell molecules are weakened, the instability of the peculiar smell molecules is increased, the chemical reaction is easy to be carried out with other molecules, the waste gas can reach the deodorization and deodorization, the effective waste gas purification effect is exerted, the waste gas passing through the water spray tower 1 and the deodorization spray tower 2 has the characteristics of high humidity, the waste gas purification effect, the cleanliness is not easy to be increased, the condensation of the condensation steam, the waste gas can be recovered from the condensation steam in the condensation steam condensate flow through the condenser 4, the condensation steam condensation condenser, the condensation air purification process, the condensation cold gas purification device can be further reduced, the condensation dust removal process, and the waste gas recovery period is greatly, and the waste gas recovery process is reduced, and the waste gas recovery process is further, the dust removal device is facilitated, and the waste gas recovery period is reduced, and the waste gas recovery process is further reduced, and the waste gas recovery process is also is realized.

The waste gas flows through the condensation deodorization and white removal device 5 along the waste gas flow passage 8, heat in the waste gas flow passage 8 is transferred to the ambient cold air through the heat exchange plate 9 in the process, the heat of the waste gas can be efficiently taken away by the ambient cold air, and the cooling rate of the waste gas is further improved, wherein the heat exchange plate 9 arranged in a corrugated shape has a large heat exchange area, so that the heat exchange efficiency between the waste gas flow passage 8 and the cold gas flow passage 7 can be improved; two transverse section 18 can increase the time that cold air runner 7 participates in the heat transfer to play better heat transfer effect, through temperature, the humidity that reduces waste gas, help improving waste gas and take off white efficiency, and then reduce the production of haze.

When the waste gas is discharged through the flue gas pipe 16 and the inner pipe 11, the cold air after heat absorption is discharged through the rear heat dissipation cavity 13, the cold air in the rear heat dissipation cavity 13 can still generate the heat dissipation and cooling effects on the inner pipe 11, the waste gas whitening effect is better, wherein the waste heat in the waste gas is conducted into the rear heat dissipation cavity 13 through the wall of the inner pipe 11 and the heat dissipation fin plate 17, and the heat dissipation fin plate 17 increases the contact area with the cold air in the rear heat dissipation cavity 13, so that the heat exchange efficiency is higher while the cold air can participate in heat exchange; the aluminum material has good heat conduction capability, so that the heat exchange efficiency of waste gas in the inner pipe 11 and cold air in the rear heat dissipation cavity 13 can be improved; when cold air in the cold air outlet pipe 15 is blown onto the plurality of radiating fin plates 17, the radiating fin plates 17 arranged in a threaded manner can guide the flow of the cold air, so that the cold air can spirally move upwards along the outer wall of the inner pipe 11, all parts of the outer peripheral wall of the inner pipe 11 can participate in the heat exchange process, and the cooling effect on the inner pipe 11 is improved; when air conditioner moves to back heat dissipation chamber 13 along air conditioner air-out pipe 15, has the ascending initial velocity of slope for air conditioner upwards moves and takes away the heat, thereby can make the gas flow in the back heat dissipation chamber 13 more smooth and easy, conveniently drives the heat of partial waste gas.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.

Claims

1. The utility model provides a five grades of static exhaust treatment devices of big wet process which characterized in that: including water spray column (1), deodorization spray column (2), condenser (3), high-pressure static ware (4), condensation deodorization and white separator (5) and exhaust duct (6), exhaust duct (6) loop through water spray column (1), deodorization spray column (2), condenser (3), high-pressure static ware (4) and condensation deodorization and white separator (5), be equipped with cold gas runner (7), communicate exhaust duct (6) in condensation deodorization and white separator (5) waste gas runner (8) and separate cold gas runner (7) and heat transfer board (9) of waste gas runner (8).

2. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 1, wherein: still include chimney (10), chimney (10) include inner tube (11) and outer tube (12), be formed with back heat dissipation chamber (13) between inner tube (11) outer wall and outer tube (12) inner wall, fixedly connected with goes up condensation deodorization and takes off white ware (5) and connects air conditioning air-supply line (14) and air conditioning air-out pipe (15) at cold air runner (7) both ends and communicates flue gas pipe (16) of exhaust gas runner (8) export respectively, air conditioning air-out pipe (15) communicate back heat dissipation chamber (13), flue gas pipe (16) and inner tube (11) are close to the inner wall intercommunication of its bottom.

3. The large-wet-process five-stage electrostatic exhaust gas treatment device according to claim 2, characterized in that: fixedly connected with is a plurality of heat dissipation fin (17) that are cyclic annular array distribution and lie in back heat dissipation chamber (13) on inner tube (11) periphery wall.

4. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 3, characterized in that: the air-out pipe (15) of the cold air is inclined, and one end of the air-out pipe (15) connected with the chimney (10) is higher than one end connected with the condensation deodorization and white removal device (5).

5. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 4, characterized in that: the heat dissipation fin plate (17) is spirally arranged along the length direction of the inner pipe (11).

6. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 1, characterized in that: the heat exchange plates (9) are arranged in a corrugated shape.

7. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 1, wherein: the cold air flow channel (7) comprises two transverse sections (18) and a connecting section (19) which is vertically arranged, and the connecting section (19) is communicated with two ends of the two transverse sections (18).

8. The large wet process five-stage electrostatic exhaust gas treatment device according to claim 5, wherein: the heat dissipation fin plate (17) is made of aluminum.