CN112452138A - Industrial waste gas purification device with sampling detection function - Google Patents
Industrial waste gas purification device with sampling detection function Download PDFInfo
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- CN112452138A CN112452138A CN202011595813.1A CN202011595813A CN112452138A CN 112452138 A CN112452138 A CN 112452138A CN 202011595813 A CN202011595813 A CN 202011595813A CN 112452138 A CN112452138 A CN 112452138A
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- 239000007789 gas Substances 0.000 title claims abstract description 109
- 238000000746 purification Methods 0.000 title claims abstract description 92
- 238000001514 detection method Methods 0.000 title claims abstract description 50
- 239000002440 industrial waste Substances 0.000 title claims abstract description 40
- 238000005070 sampling Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 100
- 238000005192 partition Methods 0.000 claims abstract description 48
- 239000010865 sewage Substances 0.000 claims abstract description 41
- 239000007921 spray Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 45
- 238000001179 sorption measurement Methods 0.000 claims description 40
- 230000000903 blocking effect Effects 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000000926 separation method Methods 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract description 64
- 239000002912 waste gas Substances 0.000 abstract description 51
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 63
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 32
- 239000000428 dust Substances 0.000 description 20
- 239000002245 particle Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000002955 isolation Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0042—SO2 or SO3
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Environmental & Geological Engineering (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
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- General Chemical & Material Sciences (AREA)
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- General Health & Medical Sciences (AREA)
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- Treating Waste Gases (AREA)
Abstract
The invention relates to the field of industrial waste gas purification, in particular to an industrial waste gas purification device with a sampling detection function, which comprises a sewage collection box, wherein a purification box is fixedly installed at the top end of the sewage collection box, a liquid inlet pipe is fixedly installed at the top end of the purification box, a spray head is fixedly installed on the inner top wall of the purification box, a first partition plate and a second partition plate are fixedly installed in the purification box, a first plugging mechanism and a second plugging mechanism are fixedly installed between the first partition plate and the inner wall of the purification box together, the first plugging mechanism is positioned above the second plugging mechanism, a first exhaust hole is drilled in the first partition plate, and an air outlet mechanism is fixedly installed on the inner wall of the purification box. Detect gas through detection mechanism, if still contain the sulfur dioxide in the gas, carry out the secondary with it and spray the processing in discharging into the purifying box again, guarantee that the sulfur dioxide in the waste gas can get rid of cleaner, still contain the sulfur dioxide in avoiding exhaust waste gas and cause the pollution to the environment, improved its feature of environmental protection greatly.
Description
Technical Field
The invention relates to the field of industrial waste gas purification, in particular to an industrial waste gas purification device with a sampling detection function.
Background
Industrial waste gas refers to the general name of various pollutant-containing gases discharged into the air in the process of fuel combustion and production processes in an enterprise factory, industrial waste gas contains a large amount of dust and sulfur dioxide, if industrial waste gas is directly discharged into the atmosphere, the dust in the waste gas can cause the PM2.5 value of the air to rise, the infection to the respiratory tract of people is easy to cause, after the sulfur dioxide in the waste gas is discharged into the atmosphere, acid rain can be easily caused to pollute the vegetation, along with the improvement of the requirement of environmental protection, the industrial waste gas needs to be purified before being discharged, and a waste gas purification device is needed to be used for treating the waste gas.
Traditional industrial waste gas purification device uses sodium hydroxide solution to spray waste gas and handles in the use of reality, directly discharges after the dust fall and get rid of the sulfur dioxide, does not carry out the sample detection to it before the gas discharge after the purification, if still contain the sulfur dioxide in the gas, still can cause the pollution to the environment, greatly reduced its environmental protection performance, to this, need design an industrial waste gas purification device with sample detection function.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an industrial waste gas purification device with a sampling detection function.
The technical scheme adopted by the invention for solving the technical problems is as follows: an industrial waste gas purification device with a sampling detection function comprises a sewage collection box, wherein a purification box is fixedly mounted at the top end of the sewage collection box, a sewer pipe is fixedly mounted at the bottom end of the purification box, one end of the sewer pipe, far away from the purification box, is fixedly connected with the sewage collection box, a liquid inlet pipe is fixedly mounted at the top end of the purification box, a spray head is fixedly mounted on the inner top wall of the purification box, one end of the liquid inlet pipe is inserted into the purification box and is fixedly connected with the spray head, a first partition plate and a second partition plate are fixedly mounted in the purification box, a first plugging mechanism and a second plugging mechanism are fixedly mounted between the first partition plate and the inner wall of the purification box together, the first plugging mechanism is positioned above the second plugging mechanism, a first exhaust hole is drilled in the first partition plate, and a water retaining cover is fixedly mounted at one end, far away from the second partition plate, of the, the water retaining cover is matched with the first exhaust hole, the inner wall of the purifying box is fixedly provided with an air outlet mechanism, a driving mechanism is fixedly arranged between the second partition plate and the inner wall of the purifying box, the first blocking mechanism and the second blocking mechanism are both meshed and connected with the driving mechanism, the top end of the sewage collecting box is fixedly provided with a fan box body, a blower is fixedly arranged in the fan box body, one end of the fan box body is fixedly provided with a second connecting pipe, one end of the second connecting pipe, far away from the fan box body, is fixedly connected with the purifying box and is communicated with the air outlet mechanism, an air inlet pipe is fixedly arranged on the second connecting pipe and is positioned between the purifying box and the fan box body, an adsorption mechanism is fixedly arranged at the top end of the sewage collecting box and far away from one side of the fan box body, and one end of the adsorption mechanism, far away, the exhaust pipe is rotatably provided with a second valve, the top end of the exhaust pipe is fixedly provided with a detection mechanism, one end of the detection mechanism, which is close to the purifying box, is fixedly provided with an air return pipe, the air return pipe is rotatably provided with a first valve, one end of the air return pipe, which is far away from the detection mechanism, is fixedly connected with the purifying box, the sewage collecting box is rotatably provided with a transmission shaft, and the top end of the transmission shaft is meshed with a second plugging mechanism.
Specifically, the mouth of a river is dug on the top of sewage collecting box, the (mixing) shaft is installed to the sewage collecting box internal rotation, fixed mounting has a plurality of impellers on the (mixing) shaft, fixed mounting has first bevel gear on the (mixing) shaft, fixed mounting has the spacing collar on the transmission shaft, the spacing collar embedding sewage collecting box roof is interior and rather than rotate and be connected, the bottom of transmission shaft just is located sewage collecting box internal fixation and has third bevel gear, third bevel gear is connected with the meshing of first bevel gear, the top fixed mounting of transmission shaft has second bevel gear.
Specifically, the driving mechanism comprises a separation seat, the separation seat is fixedly installed in the purification box, a motor is fixedly installed in the separation seat, a seventh bevel gear is fixedly installed at the output end of the motor, a longitudinal rotating shaft is rotatably installed in the separation seat, a fifth bevel gear is fixedly installed on the longitudinal rotating shaft and located in the separation seat, the fifth bevel gear is meshed with the seventh bevel gear, a fourth bevel gear is fixedly installed at the top end of the longitudinal rotating shaft and located above the separation seat, and a sixth bevel gear is fixedly installed at the bottom end of the longitudinal rotating shaft and located below the separation seat.
Specifically, first shutoff mechanism includes first threaded rod, just first threaded rod rotates and installs between first baffle and purifying box inner wall, fixed mounting has eighth bevel gear on the first threaded rod, just eighth bevel gear is connected with the meshing of fourth bevel gear, threaded mounting has first sealing plug on the first threaded rod, the activity alternates on the first sealing plug has two first spacing posts, two the equal fixed mounting of first spacing post is between first baffle and second baffle, it has the second hole of exhausting to open on the second baffle, first threaded rod penetrates in the second hole of exhausting, first sealing plug and second hole of exhausting phase-match set up.
Specifically, the second plugging mechanism comprises a second threaded rod, the second threaded rod is rotatably arranged between the first partition plate and the inner wall of the purification box, a tenth bevel gear is fixedly arranged on the second threaded rod, the tenth bevel gear is meshed with the sixth bevel gear, a second sealing plug is arranged on the second threaded rod in a threaded manner, two second limiting columns are movably inserted in the second sealing plug, the two second limiting columns are fixedly arranged between the first partition plate and the second partition plate, a third air exhaust hole is drilled on the second clapboard, the second threaded rod penetrates into the third air exhaust hole, the second sealing plug and the third exhaust hole are matched, one end, far away from the first partition plate, of the second threaded rod extends to the outside of the purifying box, a ninth bevel gear is fixedly mounted at one end of the second threaded rod, and the ninth bevel gear is in meshed connection with a second bevel gear.
Specifically, detection mechanism includes first seal box, just first seal box fixed mounting is in exhaust duct's top, the one end fixed mounting of first seal box has return air pipe way, the one end fixed mounting that return air pipe way was kept away from to first seal box has the glass window, fixed mounting has the frame plate in the first seal box, first closing cap is installed to the top block of first seal box, the bottom fixed mounting of first seal box has first connecting pipe, the bottom and the exhaust duct fixed connection of first connecting pipe.
Specifically, the adsorption mechanism comprises a second seal box, the second seal box is fixedly mounted above the sewage collection box, a second seal cover is mounted at the top end of the second seal box in a clamped mode, an exhaust pipeline is fixedly mounted at one end of the second seal box, a third connecting pipe is fixedly mounted at one end, away from the exhaust pipeline, of the second seal box, one end, away from the second seal box, of the third connecting pipe is fixedly connected with the purification box, a clamping seat is mounted in the second seal box in a clamped mode, a plurality of adsorption replacement cores are inserted into the clamping seat, each adsorption replacement core comprises a barrel, a plurality of barrels are mounted in the clamping seat in an clamped mode, cover plates are mounted at two ends, away from each barrel, of the cover plates are threaded, and filter screens are fixedly mounted on the cover plates.
Specifically, the air outlet mechanism comprises a gas collecting hood, the gas collecting hood is fixedly installed on the inner wall of the purification box, one end of the gas collecting hood is communicated with the second connecting pipe, and a plurality of exhaust nozzles are fixedly installed at one end, far away from the second connecting pipe, of the gas collecting hood.
The invention has the beneficial effects that:
(1) according to the industrial waste gas purification device with the sampling detection function, waste gas is discharged into the second connecting pipe through the air inlet pipe, the waste gas in the second connecting pipe is blown into the gas collecting hood through the blower, the waste gas is collected through the gas collecting hood and then discharged into the purification box through the plurality of exhaust nozzles, so that the waste gas can be rapidly diffused into the purification box, a sodium hydroxide solution is discharged into the spray head through the liquid inlet pipe in the process, the sodium hydroxide solution is sprayed into the purification box through the spray head, sulfur dioxide in the waste gas can be rapidly neutralized and reacted with the sodium hydroxide solution, the sulfur dioxide in the waste gas can be removed, the time required by the neutralization reaction of the sulfur dioxide and the sodium hydroxide solution can be shortened, and the purification efficiency of the industrial waste gas purification device is greatly improved.
(2) According to the industrial waste gas purification device with the sampling detection function, a small amount of dust in gas can be adsorbed through the activated carbon particles placed in the adsorption replacement core, the waste gas is further subjected to dust fall after being sprayed and dusted, the dust fall effect of the waste gas is greatly improved, the clamping seat can be taken out from the second sealing box by opening the second sealing cover, the adsorption replacement core is taken out from the clamping seat, the cover plate is taken out from the two ends of the cylinder body, the activated carbon particles can be poured out and dried, the original adsorption effect is recovered after the activated carbon particles are dried, when the activated carbon particles are saturated in adsorption, a new adsorption replacement core does not need to be replaced, and the use cost is greatly reduced.
(3) The industrial waste gas purification device with the sampling detection function detects purified gas through the detection mechanism, if the detected gas still contains sulfur dioxide, the seventh bevel gear is driven to rotate through the motor, the seventh bevel gear and the fifth bevel gear are meshed and connected, when the seventh bevel gear is driven to rotate by the motor, the longitudinal rotating shaft can be driven to rotate, the first blocking mechanism and the second blocking mechanism can be ensured to be driven simultaneously, the first sealing plug is driven to move to one side of the first partition plate through the first threaded rod, the second exhaust hole is opened, the second sealing plug is driven to move to one side of the second partition plate through the second threaded rod, the third exhaust hole is blocked through the second sealing plug, the gas discharged into the purification box by the gas return pipeline can be prevented from directly entering the adsorption mechanism, and the backflow gas can be ensured to be discharged to a space below the spray head, the sodium hydroxide solution sprayed by the spray head carries out secondary purification treatment on the sodium hydroxide solution, ensures that sulfur dioxide in waste gas can be removed more cleanly, avoids the pollution to the environment caused by the sulfur dioxide still contained in the discharged waste gas, and greatly improves the environmental protection performance.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of an industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 2 is a schematic structural diagram of a first blocking mechanism and a second blocking mechanism of an industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 3 is a schematic structural diagram of a detection mechanism of an industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 4 is a schematic structural diagram of an adsorption mechanism of an industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 5 is a cross-sectional view of a holder of an industrial waste gas purifying device with a sampling detection function according to the present invention;
FIG. 6 is a schematic structural view of an adsorption core of the industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 7 is a schematic structural diagram of an air outlet mechanism of an industrial waste gas purification device with a sampling detection function according to the present invention;
FIG. 8 is a schematic structural view of a transmission shaft of an industrial waste gas purification device with a sampling detection function according to the present invention;
fig. 9 is a schematic structural diagram of a driving mechanism of an industrial waste gas purification device with a sampling detection function provided by the invention.
In the figure: 1. a sewage collecting tank; 101. a water intake; 2. an exhaust duct; 3. a detection mechanism; 31. a first seal box; 32. a glass window; 33. a first cover; 34. a frame plate; 35. a first connecting pipe; 4. a return air duct; 5. a purification box; 6. a liquid inlet pipe; 7. an air inlet pipe; 8. a fan box body; 9. a blower; 10. a second connecting pipe; 11. a sewer pipe; 12. a stirring shaft; 121. a first bevel gear; 122. an impeller; 13. an adsorption mechanism; 131. a second seal box; 132. a second cover; 133. a third connecting pipe; 134. a card holder; 135. adsorbing the replacement core; 351. a barrel; 352. a cover plate; 353. filtering with a screen; 14. a drive shaft; 141. a second bevel gear; 142. a limiting ring; 143. a third bevel gear; 15. a drive mechanism; 151. an isolation seat; 152. a motor; 153. a fourth bevel gear; 154. a fifth bevel gear; 155. a longitudinal rotating shaft; 156. a sixth bevel gear; 157. a seventh bevel gear; 16. a first plugging mechanism; 161. a first threaded rod; 162. a first sealing plug; 163. a first limit post; 164. an eighth bevel gear; 17. a spray head; 18. a water retaining cover; 19. an air outlet mechanism; 191. a gas-collecting hood; 192. an exhaust nozzle; 20. a second plugging mechanism; 201. a second threaded rod; 202. a ninth bevel gear; 203. a second limit post; 204. a second sealing plug; 205. a tenth bevel gear; 21. a first exhaust port; 22. a first separator; 23. a second separator; 231. a second vent hole; 232. a third vent hole; 24. a first valve; 25. a second valve.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-9, the industrial waste gas purifying device with sampling detection function according to the present invention comprises a sewage collecting box 1, a purifying box 5 is fixedly installed at the top end of the sewage collecting box 1, a sewer pipe 11 is fixedly installed at the bottom end of the purifying box 5, one end of the sewer pipe 11 far away from the purifying box 5 is fixedly connected with the sewage collecting box 1, a liquid inlet pipe 6 is fixedly installed at the top end of the purifying box 5, a nozzle 17 is fixedly installed on the inner top wall of the purifying box 5, one end of the liquid inlet pipe 6 is inserted into the purifying box 5 and fixedly connected with the nozzle 17, a first partition plate 22 and a second partition plate 23 are fixedly installed in the purifying box 5, a first blocking mechanism 16 and a second blocking mechanism 20 are fixedly installed between the first partition plate 22 and the inner wall of the purifying box 5, the first blocking mechanism 16 is located above the second blocking mechanism 20, a first exhaust hole 21 is drilled on the first partition plate 22, a water retaining cover 18 is fixedly arranged at one end of the first partition plate 22 far away from the second partition plate 23, the water retaining cover 18 is matched with the first exhaust hole 21, an air outlet mechanism 19 is fixedly arranged on the inner wall of the purifying box 5, a driving mechanism 15 is fixedly arranged between the second partition plate 23 and the inner wall of the purifying box 5, a first blocking mechanism 16 and a second blocking mechanism 20 are both meshed with the driving mechanism 15, a fan box body 8 is fixedly arranged at the top end of the sewage collecting box 1, a blower 9 is fixedly arranged in the fan box body 8, a second connecting pipe 10 is fixedly arranged at one end of the fan box body 8, one end of the second connecting pipe 10 far away from the fan box body 8 is fixedly connected with the purifying box 5 and communicated with the air outlet mechanism 19, an air inlet pipe 7 is fixedly arranged on the second connecting pipe 10, the air inlet pipe 7 is positioned between the purifying box 5 and the fan box body 8, and an adsorption mechanism 13 is fixedly arranged, an exhaust pipeline 2 is fixedly arranged at one end of the adsorption mechanism 13 far away from the purifying box 5, a second valve 25 is rotatably arranged on the exhaust pipeline 2, a detection mechanism 3 is fixedly arranged at the top end of the exhaust pipeline 2, an air return pipeline 4 is fixedly arranged at one end of the detection mechanism 3 close to the purifying box 5, a first valve 24 is rotatably arranged on the air return pipeline 4, one end of the air return pipeline 4 far away from the detection mechanism 3 is fixedly connected with the purifying box 5, a transmission shaft 14 is rotatably arranged on the sewage collection box 1, the top end of the transmission shaft 14 is meshed and connected with the second plugging mechanism 20, the gas after secondary dust fall enters the exhaust pipeline 2, as the second valve 25 is closed, the gas can be introduced into the first sealing box 31 through the first connecting pipe 35, after the blue litmus test paper placed on the frame plate 34 is contacted with the gas, a worker can observe the color change of the blue litmus test paper from the glass window, if the blue litmus paper is red, the purified gas still contains sulfur dioxide, the purified gas is sampled and detected, if the gas still contains sulfur dioxide after detection, the first valve 24 is opened, the gas flows back into the purification box 5 for secondary spraying treatment until the color of the blue litmus paper is not changed, the second valve 25 is opened to discharge the gas, in the process, the motor 152 drives the seventh bevel gear 157 to rotate, the seventh bevel gear 157 is meshed with the fifth bevel gear 154, when the motor 152 drives the seventh bevel gear 157 to rotate, the longitudinal rotating shaft 155 can be driven to rotate, the first blocking mechanism 16 and the second blocking mechanism 20 can be driven to simultaneously drive the first sealing plug 162 to move towards one side of the first partition plate 22 through the first threaded rod 161, the second vent hole 231 is opened, the second sealing plug 204 is driven to move towards one side of the second partition plate 23 through the second threaded rod 201, through second sealing plug 204 shutoff third exhaust hole 232, can prevent that return air duct 4 from discharging into the direct absorption mechanism 13 that gets into of gas in the purifying box 5, ensure that the gas of backward flow can arrange the space to shower nozzle 17 below, the sodium hydroxide solution that sprays by shower nozzle 17 carries out secondary purification treatment to it, ensure that the sulfur dioxide in the waste gas can get rid of cleaner, still contain sulfur dioxide in avoiding the exhaust waste gas and cause the pollution to the environment, its feature of environmental protection is greatly improved.
Specifically, the top end of the sewage collection tank 1 is provided with a water intake 101, the sewage collection tank 1 is rotatably provided with a stirring shaft 12, the stirring shaft 12 is fixedly provided with a plurality of impellers 122, the stirring shaft 12 is fixedly provided with a first bevel gear 121, the transmission shaft 14 is fixedly provided with a spacing ring 142, the spacing ring 142 is embedded into a top plate of the sewage collection tank 1 and is rotatably connected with the top plate, the bottom end of the transmission shaft 14 is fixedly provided with a third bevel gear 143 which is positioned in the sewage collection tank 1, the third bevel gear 143 is meshed with the first bevel gear 121, the top end of the transmission shaft 14 is fixedly provided with a second bevel gear 141, and through the meshing connection between the first bevel gear 121 and the third bevel gear 143, can drive (mixing) shaft 12 and impeller 122 when transmission shaft 14 rotates and rotate, can stir the sewage in sewage collecting box 1 then, avoid the mud in the sewage to deposit, effectively reduce the degree of difficulty of clearing up sewage collecting box 1.
Specifically, the driving mechanism 15 includes an isolation seat 151, the isolation seat 151 is fixedly installed in the purification box 5, a motor 152 is fixedly installed in the isolation seat 151, a seventh bevel gear 157 is fixedly installed at an output end of the motor 152, a longitudinal rotating shaft 155 is rotatably installed in the isolation seat 151, a fifth bevel gear 154 is fixedly installed on the longitudinal rotating shaft 155 and positioned in the isolation seat 151, and the fifth bevel gear 154 is engaged with the seventh bevel gear 157, the fourth bevel gear 153 is fixedly mounted at the top end of the longitudinal rotating shaft 155 and above the isolating seat 151, the sixth bevel gear 156 is fixedly mounted at the bottom end of the longitudinal rotating shaft 155 and below the isolating seat 151, and by the engagement between the seventh bevel gear 157 and the fifth bevel gear 154, when the motor 152 drives the seventh bevel gear 157 to rotate, the longitudinal rotating shaft 155 can be driven to rotate, so that the first plugging mechanism 16 and the second plugging mechanism 20 can be driven simultaneously.
Specifically, the first blocking mechanism 16 includes a first threaded rod 161, the first threaded rod 161 is rotatably installed between the first partition 22 and the inner wall of the purification box 5, an eighth bevel gear 164 is fixedly installed on the first threaded rod 161, the eighth bevel gear 164 is engaged with the fourth bevel gear 153, a first sealing plug 162 is installed on the first threaded rod 161 in a threaded manner, two first limiting posts 163 are movably inserted on the first sealing plug 162, the two first limiting posts 163 are both fixedly installed between the first partition 22 and the second partition 23, a second air exhaust hole 231 is drilled on the second partition 23, the first threaded rod 161 penetrates into the second air exhaust hole 231, the first threaded rod 162 is matched with the second air exhaust hole 231, the first sealing plug 162 is rotatably connected with the fourth bevel gear 153 through the engagement between the eighth bevel gear 164 and the longitudinal shaft 155, the first threaded rod 161 can be driven to rotate when the longitudinal shaft 155 rotates, and the first sealing plug 162 is threadedly sleeved on the first threaded rod 161, and first sealing plug 162 is spacing through two first spacing posts 163, so can drive first sealing plug 162 along first threaded rod 161 lateral shifting, after first sealing plug 162 and second exhaust hole 231 block butt joint, can block up second exhaust hole 231, avoid purifying box 5 to arrange the waste gas in the adsorption device 13 and get into in the return air duct 4.
Specifically, the second plugging mechanism 20 includes a second threaded rod 201, the second threaded rod 201 is rotatably installed between the first partition 22 and the inner wall of the purification box 5, a tenth bevel gear 205 is fixedly installed on the second threaded rod 201, the tenth bevel gear 205 is engaged with the sixth bevel gear 156, a second sealing plug 204 is installed on the second threaded rod 201 in a threaded manner, two second limiting posts 203 are movably inserted on the second sealing plug 204, the two second limiting posts 203 are both fixedly installed between the first partition 22 and the second partition 23, a third vent hole 232 is drilled on the second partition 23, the second threaded rod 201 penetrates into the third vent hole 232, the second threaded rod 204 is matched with the third vent hole 232, one end of the second threaded rod 201 far away from the first partition 22 extends to the outside of the purification box 5 and is fixedly installed with a ninth bevel gear 202, and the ninth bevel gear 202 is engaged with the second bevel gear 141, through the meshing connection between tenth bevel gear 205 and sixth bevel gear 156, can drive second threaded rod 201 and rotate when longitudinal rotating shaft 155 rotates, then can drive second sealing plug 204 along second threaded rod 201 lateral shifting, after second sealing plug 204 and the butt joint of third exhaust hole 232 block, can block up third exhaust hole 232, avoid returning the gas that gas conduit 4 arranged in purifying box 5 directly to arrange in adsorption equipment 13, ensure that the gas of backward flow can arrange to the below of shower nozzle 17, carry out the secondary and spray, be connected through the meshing between ninth bevel gear 202 and the second bevel gear 141, when second threaded rod 201 rotates, can drive transmission shaft 14 and rotate.
Specifically, the detection mechanism 3 includes a first seal box 31, the first seal box 31 is fixedly installed above the exhaust duct 2, one end of the first seal box 31 is fixedly installed with the air return duct 4, one end of the first seal box 31 far away from the air return duct 4 is fixedly installed with a glass window 32, a frame plate 34 is fixedly installed in the first seal box 31, a first sealing cover 33 is installed at the top end of the first seal box 31 in a clamping manner, a first connecting pipe 35 is fixedly installed at the bottom end of the first seal box 31, the bottom end of the first connecting pipe 35 is fixedly connected with the exhaust duct 2, the second valve 25 is closed, and the gas in the exhaust duct 2 enters the first seal box 31 along the first connecting pipe 35, when the blue rock test paper core placed on the frame plate 34 contacts the gas, an operator can observe the color change of the blue rock test paper from the glass window 32, if the blue rock test paper turns red, the gas after purification treatment still contains sulfur dioxide, at the moment, the first valve 24 is opened, the gas flows back to enter the purification box 5 for secondary spraying treatment until the color of the blue litmus test paper is unchanged, and then the second valve 25 is opened to discharge the gas, so that the pollution to the environment is greatly reduced.
Specifically, the adsorption mechanism 13 includes a second seal box 131, the second seal box 131 is fixedly installed above the sewage collection box 1, a second seal cover 132 is installed at the top end of the second seal box 131 in a clamping manner, an exhaust duct 2 is fixedly installed at one end of the second seal box 131, a third connecting pipe 133 is fixedly installed at one end of the second seal box 131 far away from the exhaust duct 2, one end of the third connecting pipe 133 far away from the second seal box 131 is fixedly connected with the purification box 5, a clamping seat 134 is installed in the second seal box 131 in a clamping manner, a plurality of adsorption replacement cores 135 are inserted into the clamping seat 134, each adsorption replacement core 135 includes a cylinder 351, the plurality of cylinders 351 are respectively installed in the clamping seat 134 in a clamping manner, cover plates 352 are respectively installed at two ends far away from each cylinder 351 in a threaded manner, a filter screen 353 is fixedly installed on each cover plate 352, gas in the purification box 5 is discharged into the second seal box 131 along the third connecting pipe, replace the activated carbon particle of placing in the core 135 through the absorption and can adsorb the processing to a small amount of dust in the gas, spray the dust fall to it further after the dust fall at waste gas, waste gas dust fall effect has been improved greatly, open second closing cap 132 and can take out cassette 134 from second seal box 131, again will adsorb and replace core 135 and take out from cassette 134, take off apron 352 from barrel 351 both ends, can pour the activated carbon particle and carry out the sunning, resume original adsorption effect after the activated carbon particle sunning, need not to change new absorption after the activated carbon particle reaches the absorption saturation and replace core 135, effectively reduce the absorption and replace the expense that produces in the core 135 use, greatly reduced its use cost.
Specifically, air outlet mechanism 19 includes gas collecting channel 191, and gas collecting channel 191 fixed mounting is on the inner wall of purifying box 5, the one end and the second connecting pipe 10 intercommunication of gas collecting channel 191, the one end fixed mounting that second connecting pipe 10 was kept away from to gas collecting channel 191 has a plurality of nozzles 192, the waste gas that discharges into through gas collecting channel 191 with second connecting pipe 10 is concentrated together, again by a plurality of nozzles 192 with waste gas diffusion and discharge into in purifying box 5, ensure that waste gas can be quick diffusion in purifying box 5, then let waste gas can contact with the sodium hydroxide solution that shower nozzle 17 sprayed, effectively accelerate the speed of sulfur dioxide and sodium hydroxide solution neutralization reaction in the waste gas, its purification efficiency has been improved greatly.
When in use, firstly, the waste gas is discharged into the second connecting pipe 10 from the gas inlet pipe 7, the waste gas in the second connecting pipe 10 is blown into the gas collecting hood 191 through the blower 9, the waste gas is concentrated together through the gas collecting hood 191, then the waste gas is discharged into the purifying box 5 through the plurality of exhaust nozzles 192, the waste gas can be ensured to be rapidly diffused into the purifying box 5, in the process, the sodium hydroxide solution is discharged into the spray head 17 through the liquid inlet pipe 6, the sprayed liquid can be prevented from passing through the first exhaust hole 21 through the water retaining hood 18, the sodium hydroxide solution is sprayed into the purifying box 5 through the spray head 17, then the sulfur dioxide in the waste gas can be rapidly neutralized and reacted with the sodium hydroxide solution, the sulfur dioxide in the waste gas can be removed, the waste gas is rapidly diffused into the purifying box 5, the time required by the neutralization reaction of the sulfur dioxide and the sodium hydroxide solution can be shortened, and the purifying, after the waste gas is sprayed, a large amount of dust in the waste gas is discharged into the sewage collection box 1 along with the waste liquid, the purified gas passes through the first exhaust hole 21 and the third exhaust hole 232 and enters the adsorption mechanism 13, a small amount of dust in the gas can be adsorbed by adsorbing the activated carbon particles placed in the replacement core 135, the waste gas is further subjected to dust fall after being sprayed and reduced in dust, the dust fall effect of the waste gas is greatly improved, the clamping seat 134 can be taken out from the second sealing box 131 by opening the second sealing cover 132, the adsorption replacement core 135 is then taken out from the clamping seat 134, the cover plate 352 is taken down from two ends of the cylinder body, the activated carbon particles can be poured out and aired, the original adsorption effect of the activated carbon particles is recovered after being aired, when the activated carbon particles reach adsorption saturation, a new adsorption replacement core 135 does not need to be replaced, and the cost generated in the use process of the adsorption replacement core 135 is effectively, the use cost is greatly reduced, the gas after secondary dust fall enters the exhaust pipeline 2, because the second valve 25 is closed, the gas can be guided into the first seal box 31 through the first connecting pipe 35, after the blue litmus test paper placed on the frame plate 34 is contacted with the gas, a worker can observe the color change of the blue litmus test paper from the glass window 32, if the blue litmus test paper is red, the purified gas still contains sulfur dioxide, the purified gas is sampled and detected, if the gas still contains sulfur dioxide after detection, the first valve 24 is opened, the gas flows back to the purifying box 5 for secondary spraying treatment until the color of the blue litmus test paper is not changed, then the second valve 25 is opened to discharge the gas, in the process, the motor 152 drives the seventh bevel gear 157 to rotate, and through the meshing connection between the seventh bevel gear 157 and the fifth bevel gear 154, when the motor 152 drives the seventh bevel gear 157 to rotate, the longitudinal rotating shaft 155 can be driven to rotate, so that the first plugging mechanism 16 and the second plugging mechanism 20 can be driven simultaneously, the first sealing plug 162 is moved to the first partition 22 side by the first threaded rod 161, and then the second exhaust hole 231 is opened, the second sealing plug 204 is driven by the second threaded rod 201 to move towards one side of the second clapboard 23, the third exhaust hole 232 is sealed by the second sealing plug 204, can prevent that return air duct 4 from discharging into the gas in the purifying box 5 directly gets into adsorption apparatus 13, ensure that the gas of backward flow can be arranged to the space of shower nozzle 17 below, carry out secondary purification treatment to it by the sodium hydroxide solution that shower nozzle 17 sprayed, ensure that the sulfur dioxide in the waste gas can get rid of cleaner, still contain sulfur dioxide in avoiding the exhaust waste gas and cause the pollution to the environment, improve its feature of environmental protection greatly.
The invention has the beneficial effects that:
(1) according to the industrial waste gas purification device with the sampling detection function, waste gas is discharged into the second connecting pipe through the air inlet pipe, the waste gas in the second connecting pipe is blown into the gas collecting hood through the blower, the waste gas is collected through the gas collecting hood and then discharged into the purification box through the plurality of exhaust nozzles, so that the waste gas can be rapidly diffused into the purification box, a sodium hydroxide solution is discharged into the spray head through the liquid inlet pipe in the process, the sodium hydroxide solution is sprayed into the purification box through the spray head, sulfur dioxide in the waste gas can be rapidly neutralized and reacted with the sodium hydroxide solution, the sulfur dioxide in the waste gas can be removed, the time required by the neutralization reaction of the sulfur dioxide and the sodium hydroxide solution can be shortened, and the purification efficiency of the industrial waste gas purification device is greatly improved.
(2) According to the industrial waste gas purification device with the sampling detection function, a small amount of dust in gas can be adsorbed through the activated carbon particles placed in the adsorption replacement core, the waste gas is further subjected to dust fall after being sprayed and dusted, the dust fall effect of the waste gas is greatly improved, the clamping seat can be taken out from the second sealing box by opening the second sealing cover, the adsorption replacement core is taken out from the clamping seat, the cover plate is taken out from the two ends of the cylinder body, the activated carbon particles can be poured out and dried, the original adsorption effect is recovered after the activated carbon particles are dried, when the activated carbon particles are saturated in adsorption, a new adsorption replacement core does not need to be replaced, and the use cost is greatly reduced.
(3) The industrial waste gas purification device with the sampling detection function detects purified gas through the detection mechanism, if the detected gas still contains sulfur dioxide, the seventh bevel gear is driven to rotate through the motor, the seventh bevel gear and the fifth bevel gear are meshed and connected, when the seventh bevel gear is driven to rotate by the motor, the longitudinal rotating shaft can be driven to rotate, the first blocking mechanism and the second blocking mechanism can be ensured to be driven simultaneously, the first sealing plug is driven to move to one side of the first partition plate through the first threaded rod, the second exhaust hole is opened, the second sealing plug is driven to move to one side of the second partition plate through the second threaded rod, the third exhaust hole is blocked through the second sealing plug, the gas discharged into the purification box by the gas return pipeline can be prevented from directly entering the adsorption mechanism, and the backflow gas can be ensured to be discharged to a space below the spray head, the sodium hydroxide solution sprayed by the spray head carries out secondary purification treatment on the sodium hydroxide solution, ensures that sulfur dioxide in waste gas can be removed more cleanly, avoids the pollution to the environment caused by the sulfur dioxide still contained in the discharged waste gas, and greatly improves the environmental protection performance.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an industrial waste gas purification device with sampling detects function, includes sewage collecting box (1), its characterized in that: the sewage treatment device is characterized in that a purification box (5) is fixedly mounted at the top end of the sewage collection box (1), a sewer pipe (11) is fixedly mounted at the bottom end of the purification box (5), one end, far away from the purification box (5), of the sewer pipe (11) is fixedly connected with the sewage collection box (1), a liquid inlet pipe (6) is fixedly mounted at the top end of the purification box (5), a spray head (17) is fixedly mounted on the inner top wall of the purification box (5), one end of the liquid inlet pipe (6) is inserted into the purification box (5) and is fixedly connected with the spray head (17), a first partition plate (22) and a second partition plate (23) are fixedly mounted in the purification box (5), a first blocking mechanism (16) and a second blocking mechanism (20) are fixedly mounted between the first partition plate (22) and the inner wall of the purification box (5) together, and the first blocking mechanism (16) is positioned above the second blocking mechanism (20), first exhaust hole (21) is dug on first baffle (22), the one end fixed mounting that second baffle (23) were kept away from in first baffle (22) has manger plate cover (18), just manger plate cover (18) and first exhaust hole (21) phase-match set up, fixed mounting has air outlet mechanism (19) on the inner wall of purifying box (5), fixed mounting has actuating mechanism (15) between second baffle (23) and purifying box (5) inner wall, first shutoff mechanism (16) and second shutoff mechanism (20) all are connected with actuating mechanism (15) meshing, the top fixed mounting of sewage collection box (1) has fan box (8), fixed mounting has hair-dryer (9) in fan box (8), the one end fixed mounting of fan box (8) has second connecting pipe (10), the one end that fan box (8) were kept away from in second connecting pipe (10) is connected with purifying box (5) fixed connection and with air outlet mechanism (19) even The air inlet pipe (7) is fixedly mounted on the second connecting pipe (10), the air inlet pipe (7) is located between the purifying box (5) and the fan box body (8), an adsorption mechanism (13) is fixedly mounted on one side, far away from the fan box body (8), of the top end of the sewage collecting box (1), an exhaust pipeline (2) is fixedly mounted at one end, far away from the purifying box (5), of the adsorption mechanism (13), a second valve (25) is rotatably mounted on the exhaust pipeline (2), a detection mechanism (3) is fixedly mounted at the top end of the exhaust pipeline (2), an air return pipeline (4) is fixedly mounted at one end, close to the purifying box (5), of the detection mechanism (3), a first valve (24) is rotatably mounted on the air return pipeline (4), one end, far away from the detection mechanism (3), of the air return pipeline (4) is fixedly connected with the purifying box (5), the sewage collecting box (1) is rotatably provided with a transmission shaft (14), and the top end of the transmission shaft (14) is meshed and connected with a second plugging mechanism (20).
2. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the top of sewage collection box (1) is dug there is intake (101), sewage collection box (1) internal rotation installs (mixing) shaft (12), fixed mounting has a plurality of impellers (122) on (mixing) shaft (12), fixed mounting has first bevel gear (121) on (mixing) shaft (12), fixed mounting has spacing collar (142) on transmission shaft (14), spacing collar (142) embedding sewage collection box (1) roof in and rather than rotate and be connected, the bottom of transmission shaft (14) just is located sewage collection box (1) internal fixed mounting and has third bevel gear (143), third bevel gear (143) are connected with first bevel gear (121) meshing, the top fixed mounting of transmission shaft (14) has second bevel gear (141).
3. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the driving mechanism (15) comprises a separation seat (151), the separation seat (151) is fixedly installed in the purification box (5), a motor (152) is fixedly installed in the separation seat (151), a seventh bevel gear (157) is fixedly installed at the output end of the motor (152), a longitudinal rotating shaft (155) is rotatably installed in the separation seat (151), a fifth bevel gear (154) is fixedly installed on the longitudinal rotating shaft (155) and located in the separation seat (151), the fifth bevel gear (154) is meshed with the seventh bevel gear (157) and connected with the seventh bevel gear, a fourth bevel gear (153) is fixedly installed at the top end of the longitudinal rotating shaft (155) and located above the separation seat (151), and a sixth bevel gear (156) is fixedly installed at the bottom end of the longitudinal rotating shaft (155) and located below the separation seat (151).
4. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the first blocking mechanism (16) comprises a first threaded rod (161), the first threaded rod (161) is rotatably installed between the first partition plate (22) and the inner wall of the purification box (5), an eighth bevel gear (164) is fixedly installed on the first threaded rod (161), the eighth bevel gear (164) is meshed with the fourth bevel gear (153), a first sealing plug (162) is mounted on the first threaded rod (161) in a threaded manner, two first limit columns (163) are movably inserted in the first sealing plug (162), the two first limit columns (163) are fixedly arranged between the first partition plate (22) and the second partition plate (23), a second air outlet hole (231) is drilled on the second clapboard (23), the first threaded rod (161) penetrates into the second air outlet hole (231), the first sealing plug (162) is matched with the second exhaust hole (231).
5. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the second plugging mechanism (20) comprises a second threaded rod (201), the second threaded rod (201) is rotatably installed between the first partition plate (22) and the inner wall of the purification box (5), a tenth bevel gear (205) is fixedly installed on the second threaded rod (201), the tenth bevel gear (205) is meshed with a sixth bevel gear (156) and is connected with a second sealing plug (204) in a threaded manner, two second limiting columns (203) are movably inserted into the second sealing plug (204), the two second limiting columns (203) are fixedly installed between the first partition plate (22) and the second partition plate (23), a third exhaust hole (232) is drilled in the second partition plate (23), the second threaded rod (201) penetrates into the third exhaust hole (232), and the second sealing plug (204) is matched with the third exhaust hole (232), one end, far away from the first partition plate (22), of the second threaded rod (201) extends to the outside of the purifying box (5) and is fixedly provided with a ninth bevel gear (202), and the ninth bevel gear (202) is in meshed connection with the second bevel gear (141).
6. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: detection mechanism (3) include first seal box (31), just first seal box (31) fixed mounting is in the top of exhaust duct (2), the one end fixed mounting of first seal box (31) has return air duct (4), the one end fixed mounting that return air duct (4) were kept away from in first seal box (31) has glass window (32), fixed mounting has frame plate (34) in first seal box (31), first closing cap (33) are installed to the top block of first seal box (31), the bottom fixed mounting of first seal box (31) has first connecting pipe (35), the bottom and exhaust duct (2) fixed connection of first connecting pipe (35).
7. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the adsorption mechanism (13) comprises a second seal box (131), the second seal box (131) is fixedly installed above the sewage collection box (1), a second seal cover (132) is installed at the top end of the second seal box (131) in a clamped mode, an exhaust pipeline (2) is fixedly installed at one end of the second seal box (131), a third connecting pipe (133) is fixedly installed at one end, far away from the exhaust pipeline (2), of the second seal box (131), one end, far away from the second seal box (131), of the third connecting pipe (133) is fixedly connected with the purification box (5), a clamp seat (134) is installed in the second seal box (131) in a clamped mode, a plurality of adsorption replacement cores (135) are inserted into the clamp seat (134), each adsorption replacement core (135) comprises a cylinder body (351), a plurality of cylinder bodies (351) are installed in the clamp seat (134) in a clamped mode, cover plates (352) are installed at two ends, far away from each cylinder body (351) in a threaded mode, each cover plate (352) is fixedly provided with a filter screen (353).
8. The industrial waste gas purification device with the sampling detection function according to claim 1, characterized in that: the air outlet mechanism (19) comprises a gas collecting hood (191), the gas collecting hood (191) is fixedly installed on the inner wall of the purification box (5), one end of the gas collecting hood (191) is communicated with the second connecting pipe (10), and one end, far away from the second connecting pipe (10), of the gas collecting hood (191) is fixedly provided with a plurality of exhaust nozzles (192).
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| CN202011595813.1A CN112452138A (en) | 2020-12-30 | 2020-12-30 | Industrial waste gas purification device with sampling detection function |
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| CN202011595813.1A CN112452138A (en) | 2020-12-30 | 2020-12-30 | Industrial waste gas purification device with sampling detection function |
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Application publication date: 20210309 |