阅读说明：本技术 一种脱硫脱硝环保烟气处理系统 (kinds of desulfurization denitration environmental protection flue gas processing system ) 是由 李海 李世平 陈理才 于 2019-09-16 设计创作，主要内容包括：本发明公开了一种脱硫脱硝环保烟气处理系统,具体涉及烟气处理技术领域,包括进气管,所述进气管一端设有处理机构；所述处理机构包括除尘机,所述除尘机顶部固定设有输送管,所述输送管一端固定设有机箱,所述输送管贯穿机箱且延伸至内部,所述输送管一端设有高温加热炉,所述高温加热炉输出端设有空箱。本发明通过设置处理机构,除尘机对污染气体内部的大颗粒粉尘进行过滤,过滤后的污染气体进入到高温加热炉内部,污染气体经过高温后进入到第一温度交换器内部,气体进入到第二温度交换器内部,之后气体通过第一通气管进入反应塔底部的石灰水内部进行反应,可以有效的对污染气体进行过滤除尘,提升了脱硫脱硝的效果。(The invention discloses a desulfurization and denitrification environment-friendly flue gas treatment system, which particularly relates to the technical field of flue gas treatment and comprises a gas inlet pipe, wherein a treatment mechanism is arranged at the end of the gas inlet pipe , the treatment mechanism comprises a dust remover, a conveying pipe is fixedly arranged at the top of the dust remover, a case is fixedly arranged at the end of the conveying pipe , the conveying pipe penetrates through the case and extends to the inside, a high-temperature heating furnace is arranged at the end of the conveying pipe , and an empty case is arranged at the output end of the high-temperature heating furnace.)

The desulfurization and denitrification environment-friendly flue gas treatment system comprises an air inlet pipe (1) and is characterized in that a treatment mechanism (2) is arranged at the end of the air inlet pipe (1);

processing apparatus (2) is including dust shaker (3), fixed conveyer pipe (4) that is equipped with in dust shaker (3) top, conveyer pipe (4) end is fixed and is equipped with quick-witted case (5), conveyer pipe (4) run through quick-witted case (5) and extend to inside, conveyer pipe (4) end is equipped with high temperature heating furnace (6), high temperature heating furnace (6) output is equipped with nowel (7), nowel (7) bottom is equipped with second temperature exchanger (8), th temperature exchanger (8) input and nowel (7) fixed connection, 829 4 temperature exchanger (8) output is equipped with second temperature exchanger (9), second temperature exchanger (9) output is equipped with trachea (10), trachea (10) run through quick-witted case (5) and extend to the outside, trachea (10) 5 end is fixed and is equipped with fan (11), fan (11) output is equipped with fourth breather pipe, end is equipped with reaction tower (12), reaction tower (12) inboard bottom is equipped with aerator (13), trachea (10) 5) fixed and is equipped with spray demister (13) top 13), reaction tower top 14) top and spray demister (16), reaction tower top portion 14) 15 and spray demister (16), reaction tower top portion 16) are equipped with spray demister (16), and spray demister (16), reaction cyclone (16) top portion 16) and spray demister (16, 3615) top portion 16, spray demister (16, 3615) top portion.

2. The kinds of SOx/NOx control environmental protection flue gas processing system of claim 1, wherein a wet electrostatic white elimination mechanism (20) is provided at end of the second draft tube (19), the wet electrostatic white elimination mechanism (20) comprises a white elimination tower (21), and a second sprayer (22) is provided at the bottom of the inner side of the white elimination tower (21).

3. The desulfurization and denitrification environment-friendly flue gas treatment system according to claim 2, wherein a high-voltage electrostatic precipitator (23) is arranged at the top of the second sprayer (22), a third sprayer (24) is arranged at the top of the high-voltage electrostatic precipitator (23), and the second sprayer (22), the high-voltage electrostatic precipitator (23) and the third sprayer (24) are all fixedly connected with the white elimination tower (21).

4. The kinds of SOx/NOx control environmental protection flue gas processing system of claim 2, wherein the top of the white-eliminating tower (21) is fixedly provided with a third temperature exchanger (25).

5. The kinds of SOx/NOx control environmental protection flue gas processing system of claim 1, wherein the filler (16) is set as Raschig ring.

6. The kinds of SOx/NOx control environmental protection flue gas processing system of claim 1, wherein a processing pool (26) is provided at the back of the reaction tower (12), and a water pump (27) is provided at the input end of the processing pool (26).

7. The desulfurization and denitrification environment-friendly flue gas treatment system according to claim 6, wherein a sewer pipe (28) is arranged at the input end of the water pump (27), the sewer pipe (28) penetrates through the reaction tower (12) and extends to the inside, and the sewer pipe (28) is fixedly connected with the shower (14).

8. The desulfurization and denitrification environmental protection flue gas treatment system according to claim 1, wherein the number of the sprayers (14) is multiple.

Technical Field

The invention relates to the technical field of flue gas treatment, in particular to an desulfurization and denitrification environment-friendly flue gas treatment system.

Background

The flue gas desulfurization and denitration technology is boiler flue gas purification technologies applied to the chemical industry of generating multi-nitrogen oxides and sulfur oxides, and the nitrogen oxides and the sulfur oxides are which are main sources of air pollution, so the technology has great benefits for purifying environmental air.

The utility model discloses a patent application publication No. 201810920135 discloses a chemical waste gas treatment process, which comprises the following steps of S1, introducing chemical waste gas into a pulse dust collector for dust removal, S2, introducing the waste gas discharged from S1 into a desulfurization and denitrification device for desulfurization and denitrification treatment, S3, introducing the waste gas discharged from S2 into a gas washing tank for gas washing treatment, wherein lime water is filled in the gas washing tank and used for removing residual acid gas in the waste gas, S4, introducing the tail gas discharged from S3 into a purification tower and then discharging the tail gas from the purification tower, and the scheme realizes the purification treatment of the chemical waste gas by sequentially passing through the dust removal, the desulfurization and denitrification, the gas washing and finally introducing the tail gas into the atmosphere through the purification tower, wherein the discharged gas is white gas and does not completely ensure air pollution.

However, in actual use, if the dust removal device is used, the flue gas cannot be effectively removed, and the desulfurization and denitrification effects on the flue gas are poor.

Disclosure of the invention

In order to overcome the above defects in the prior art, an embodiment of the invention provides desulfurization and denitrification environment-friendly flue gas treatment systems, wherein a treatment mechanism is arranged, a dust remover filters large-particle dust in polluted gas, the filtered polluted gas enters a high-temperature heating furnace, the polluted gas enters a temperature exchanger after high temperature, the gas enters a second temperature exchanger, the gas is conveyed into a reaction tower through a fan, the gas enters lime water at the bottom of the reaction tower through a th ventilating pipe for reaction, an aerator blows and overturns the lime water to be intensively mixed with each other, microorganisms are accumulated on the surface of a filler to increase the surface contact with sewage, the sewage is degraded, and after the degraded gas is treated by a demister twice, compared with the prior art, the desulfurization and denitrification environment-friendly flue gas treatment systems can effectively filter and remove dust from the polluted gas, thereby improving the desulfurization and denitrification effects and solving the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme that the desulfurization and denitrification environment-friendly flue gas treatment system comprises an air inlet pipe, wherein a treatment mechanism is arranged at the end of the air inlet pipe ;

processing mechanism includes the dust shaker, the fixed conveyer pipe that is equipped with in dust shaker top, conveyer pipe end is fixed to be equipped with quick-witted case, the conveyer pipe runs through quick-witted case and extends to inside, conveyer pipe end is equipped with the high temperature heating furnace, high temperature heating furnace output is equipped with the empty case, empty bottom of the case portion is equipped with second 0 temperature exchanger, 1 temperature exchanger input and empty case fixed connection, 2 temperature exchanger output is equipped with second temperature exchanger, second temperature exchanger output is equipped with the trachea, the trachea runs through quick-witted case and extends to the outside, trachea end is fixed to be equipped with the fan, the fan output is equipped with the second breather pipe, breather pipe end is equipped with the reaction tower, the inboard bottom of reaction tower is equipped with the aerator, the fixed baffle that is equipped with in aerator top, the baffle top is equipped with the air duct, the baffle top is equipped with the second spray, the second spray top is equipped with the defroster, aerator, all be equipped with the filler between aerator, second spray, aerator, second spray, the spray of the top is equipped with the reaction tower fixed air outlet, the inside air outlet is equipped with the second.

In preferred embodiments, a wet electrostatic white elimination mechanism is provided at the end of the second vent tube , the wet electrostatic white elimination mechanism comprises a white elimination tower, and a second sprayer is provided at the bottom inside the white elimination tower.

In preferred embodiments, a high-voltage electrostatic precipitator is arranged on the top of the second sprayer, a third sprayer is arranged on the top of the high-voltage electrostatic precipitator, and the second sprayer, the high-voltage electrostatic precipitator and the third sprayer are all fixedly connected with the white-eliminating tower.

In preferred embodiments, a third temperature exchanger is fixedly arranged at the top of the white-eliminating tower.

In preferred embodiments, the packing is provided as Raschig rings.

In preferred embodiments, the reaction tower is provided with a treatment pool at the back, and the input end of the treatment pool is provided with a water pump.

In preferred embodiments, the water pump is provided at its input with a sewer pipe extending through the reaction tower and into the interior, which sewer pipe is fixedly connected to th spray throwers.

In preferred embodiments, the th sprayer is provided in plurality.

The invention has the technical effects and advantages that:

1. by arranging the processing mechanism, then the dust remover filters large particle dust in the polluted gas, then the filtered polluted gas enters the high-temperature heating furnace, the polluted gas enters the th temperature exchanger after passing through high temperature, then the gas enters the second temperature exchanger, then the gas is conveyed into the reaction tower through the fan, then the gas enters the lime water at the bottom of the reaction tower through the th ventilating pipe to react, the aerator blows and churns the lime water to mix the lime water intensively, microorganisms can accumulate on the surface of the filler to increase the surface contact with the sewage, the sewage is degraded, the degraded gas is treated by a demister twice, compared with the prior art, the polluted gas can be effectively filtered and dedusted, and the desulfurization and denitrification effects are improved;

2. through setting up wet-type static white-eliminating mechanism, the gaseous of degradation enters into the white-eliminating tower through the second breather pipe after the processing of defroster inside, later the second spray thrower sprays the gaseous after degradation and defroster are handled, later adopt high-pressure electrostatic precipitator to handle carrying out high-pressure static, later the third spray thrower sprays gaseous once more, later cool down the combustion gas through third temperature exchanger, compare with prior art, reached the white effect that disappears.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the present invention.

FIG. 3 is a schematic view of a portion A of FIG. 1 according to the present invention.

Fig. 4 is a perspective view of the present invention.

The reference numbers are 1 air inlet pipe, 2 processing mechanism, 3 dust remover, 4 delivery pipe, 5 machine box, 6 high temperature heating furnace, 7 empty box, 8 th temperature exchanger, 9 second temperature exchanger, 10 air pipe, 11 blower, 12 reaction tower, 13 aerator, 14 st spray thrower, 15 demister, 16 filler, 17 air outlet, 18 impeller, 19 second vent pipe, 20 wet electrostatic white elimination mechanism, 21 white elimination tower, 22 second spray thrower, 23 high voltage electrostatic dust remover, 24 third spray thrower, 25 third temperature exchanger, 26 processing pool, 27 water pump, 28 sewage pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.

The kinds of desulfurization and denitrification environment-friendly flue gas treatment systems shown in the attached figures 1-3 comprise an air inlet pipe 1, wherein a treatment mechanism 2 is arranged at the end 1 of the air inlet pipe 1;

the treatment mechanism 2 comprises a dust remover 3, a conveying pipe 4 is fixedly arranged at the top of the dust remover 3, a case 5 is fixedly arranged at the top of the conveying pipe 4 , the conveying pipe 4 penetrates through the case 5 and extends to the inside, a high-temperature heating furnace 6 is arranged at the end of the conveying pipe 4 , an empty box 7 is arranged at the output end of the high-temperature heating furnace 6, a -th temperature exchanger 8 is arranged at the bottom of the empty box 7, the input end of the -th temperature exchanger 8 is fixedly connected with the empty box 7, the output end of the -th temperature exchanger 8 is provided with a second temperature exchanger 9, the output end of the second temperature exchanger 9 is provided with an air pipe 10, the air pipe 10 penetrates through the case 5 and extends to the outside, a fan -end of the air pipe 10 is fixedly provided with , the output end of the fan 11 is provided with a , the 865 -th ventilating pipe -end is provided with a reaction tower 12, an aerator 13 is arranged at the inner bottom of the reaction tower 12, a partition plate is fixedly arranged at the top of the aerator 13, an air duct is provided with an air duct, an air duct at the top of the partition plate is provided with an air duct 11, a spray header 14, a demister 14 is arranged at the top of the partition plate, a spray pipe 14, a demister 15 is arranged between the second spray tower 13 and a;

the th spray thrower 14 is provided in plural number.