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CN108434920A - A kind of method for purifying waste gases - Google Patents

A kind of method for purifying waste gases Download PDF

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Publication number
CN108434920A
CN108434920A CN201810533176.1A CN201810533176A CN108434920A CN 108434920 A CN108434920 A CN 108434920A CN 201810533176 A CN201810533176 A CN 201810533176A CN 108434920 A CN108434920 A CN 108434920A
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China
Prior art keywords
dust
plate
dedusting
cylinder
filtering
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CN201810533176.1A
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Chinese (zh)
Inventor
邢明
吴贺
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Individual
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Priority to CN201810533176.1A priority Critical patent/CN108434920A/en
Publication of CN108434920A publication Critical patent/CN108434920A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/60Combinations of devices covered by groups B01D46/00 and B01D47/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/48Sulfur compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/54Nitrogen compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75Multi-step processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/76Gas phase processes, e.g. by using aerosols
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/84Biological processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/10Oxidants
    • B01D2251/104Ozone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/95Specific microorganisms
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

The present invention relates to fume treatment technical fields, specifically a kind of method for purifying waste gases, the cleaner used in this method includes cylinder, water supply pump, exhausted bath box, photocatalyst, air blower, dust flue, pollution discharge mechanism, dust filtering mechanism, spraying mechanism, dedusting mechanism and haulage gear;Flue gas of the present invention can first pass through dust filtering case in discharge; in recirculation hole under the blocking of V-type dust-filtering plate; solid particle inside flue gas, which can be blocked, to be adsorbed on dust-filtering plate, and to realize preliminary filtering, and the dust-filtering plate of V-structure does not interfere with the circulation of shower water also;The water that the nozzle of annular array distribution sprays is interlaced; form water mist barrier; when flue gas is by this barrier; then solid particle can be fallen by absorption according to water droplet; it realizes dedusting, when at water injection to baffle, former track can be repelled go back to; to form secondary water mist barrier, to improve the utilization rate for water;Dust filtering mechanism can be cleared up by dedusting mechanism.

Description

A kind of method for purifying waste gases
Technical field
The present invention relates to fume treatment technical field, specifically a kind of method for purifying waste gases.
Background technology
Photocatalyst is to be converted into the required energy of chemical reaction using luminous energy existing for nature, is made to generate catalysis With making the oxygen of surrounding and hydrone be excited into the free anion of great oxidizing force;Almost separable solution is all to human body and ring The harmful organic substance in border and part inorganic substances can not only accelerate to react, and can also use nature determines Lu, does not cause resource Waste is formed with additional pollution.
In photocatalytic system, spraying and dedusting is very important a step, can be by water by the particulate matter in flue gas Matter is adsorbed and is fallen together, realizes dedusting, however current spraying and dedusting covering surface is limited, and many air-flows can directly pass through, from And cause dust removing effects bad.In consideration of it, the present invention provides a kind of method for purifying waste gases, have the characteristics that:
(1) a kind of method for purifying waste gases of the present invention, flue gas can first pass through dust filtering case in discharge, circulate In hole under the blocking of V-type dust-filtering plate, the solid particle inside flue gas, which can be blocked, to be adsorbed on dust-filtering plate, to realize preliminary mistake Filter, and the dust-filtering plate of V-structure does not interfere with the circulation of shower water also.
(2) a kind of method for purifying waste gases of the present invention, the water phase that the nozzle of annular array distribution sprays mutually are handed over Mistake forms water mist barrier, and when flue gas is by this barrier, then solid particle can be fallen by absorption according to water droplet, realize dedusting, When at water injection to baffle, it can be repelled go back to former track, to form secondary water mist barrier, to improve the utilization for water Rate.
(3) a kind of method for purifying waste gases of the present invention can carry out dust filtering mechanism by dedusting mechanism clear Reason ensures the filter effect of dust filtering mechanism, prevents the circulation for hindering shower water.
Invention content
For the problems of the prior art, the present invention provides a kind of method for purifying waste gases, flue gas meetings in discharge Dust filtering case is first passed through, in recirculation hole under the blocking of V-type dust-filtering plate, the solid particle inside flue gas, which can be blocked, is adsorbed on dust filtering On plate, to realize preliminary filtering, and the dust-filtering plate of V-structure does not interfere with the circulation of shower water also;Annular array is distributed Nozzle spray water it is interlaced, formed water mist barrier, when flue gas is by this barrier, solid particle can by absorption then root It is fallen according to water droplet, realizes dedusting, when at water injection to baffle, former track can be repelled go back to, to form secondary water mist barrier, To improve the utilization rate for water;Dust filtering mechanism can be cleared up by dedusting mechanism, ensures the filtering of dust filtering mechanism Effect prevents the circulation for hindering shower water.
The technical solution adopted by the present invention to solve the technical problems is:A kind of method for purifying waste gases, this method packet Include following steps:
Exhaust gas is passed through in cleaner by S1, and cleaner removes the solid particle in exhaust gas;
The exhaust gas being discharged in S1 is passed through in desulphurization denitration equipment by S2, and desulphurization denitration equipment gives up sulfur-bearing, the nitre in exhaust gas Gas is absorbed;
The exhaust gas being discharged in S2 is passed through in anaerobic pond by S3, the anaerobic bacteria in anaerobic pond by the organic matter in exhaust gas just Row decomposes;
Exhaust gas in S3 is passed through in aerobic tank by S4, and the aerobic bacteria in aerobic tank is divided the organic matter in exhaust gas Solution;
The tail gas being discharged in S4 is passed through in ozone generator by S5, and ozone generator is by exhaust gas conversion at ozone;
S6, the ozone storage being discharged in S5 is spare;
The cleaner used in this method include cylinder, water supply pump, exhausted bath box, photocatalyst, air blower, dust flue, Pollution discharge mechanism, dust filtering mechanism, spraying mechanism, dedusting mechanism and haulage gear;The inside top of the cylinder is equipped with described Spraying mechanism, the spraying mechanism is draining dedusting;The bottom of the spraying mechanism is equipped with the dust filtration mechanism, the filter Dirt mechanism is tentatively filtering the dust in air-flow;The bottom of the dust filtration mechanism is equipped with the pollution discharge mechanism, the row Dirty mechanism by waste water being guided to the exhausted bath box;The bottom of the pollution discharge mechanism is equipped with the dedusting mechanism, described to remove Dirt mechanism is clearing up the dust filtration mechanism;The dedusting mechanism, the pollution discharge mechanism, which are slided with the cylinder, to be connected It connects;The both ends of the dedusting mechanism are fixedly connected with the haulage gear, and the haulage gear is driving the dedusting mechanism Movement.
Specifically, the cylinder is cube structure, the side wall of the cylinder is equipped with hopper, the outlet of the hopper End is equipped with the exhausted bath box, and another side wall of the cylinder is communicated with smoke-intake pipe, and the inner top layer right angle of the cylinder sets gear The angle of plate, the baffle and the cylinder inboard wall is 45 °, and the baffle is round platform cyclic structure, the outer surface of the cylinder Be connected through the hinge the first cover board and the second cover board, and first cover board is located at the top of second cover board, the cylinder Two side is provided with two sliding slots;For the ease of operation.
Specifically, the pollution discharge mechanism includes blowdown plate and handle, the outer surface of the blowdown plate and first cover board It is oppositely arranged, the outer surface of the blowdown plate is equipped with the handle, and the blowdown plate level is set to the inside of the cylinder, described The both sides of blowdown plate are bonded with the inner wall of the cylinder and are slidably connected, the arc-shaped groove structure in surface of the blowdown plate, described The rectangular triangle in side of blowdown plate, lowermost end and the hopper of the blowdown plate are interconnected;In order to enable spray Water and dust simultaneously along blowdown plate be discharged.
Specifically, the dust filtration mechanism includes dust filtering case, recirculation hole and dust-filtering plate, the dust filtration case and the cylinder Inner wall is fixedly connected, and the inside rectangular array of the dust filtration case is provided with several recirculation holes, the inside of the recirculation hole Several the dust filtration plates are from top to bottom equidistantly equipped with, are in that splayed configuration is distributed between horizontally adjacent the dust filtration plate;In order to right Dust is tentatively filtered, and can ensure the circulation of sewage.
Specifically, the spraying mechanism includes collecting ring and nozzle, the collecting ring is connected to the water supply by conduit The nozzle is distributed in the inner wall circular array of pump, the collecting ring, and the nozzle tilts 45 ° of direction baffles and sets It sets;In order to realize the spray of water, and the water sprayed can interlaced formation barrier bed, dust is effectively filtered, It can be rebounded to water by baffle so that water being capable of secondary formation barrier bed.
Specifically, specifically, the dedusting mechanism is installed on the bottom of the blowdown plate, dedusting mechanism and described second are stated Cover board is oppositely arranged, and the dedusting mechanism includes dedusting plate, the first rotary electric machine, hairbrush column and slide plate, the hairbrush column with The recirculation hole corresponds setting, and the diameter of the hairbrush column is less than the diameter of the recirculation hole, and the hairbrush column is vertically set In the surface of the dedusting plate, each hairbrush column is rotatably connected to first rotary electric machine, the first rotation electricity Machine is set to the inside of the dedusting plate, and the both ends of the dedusting plate are equipped with the slide plate, the sliding slot is stretched in outside the slide plate;For Dust filtering dust within the organization handled, ensures the velocity of liquid assets of dust filtering effect and water.
Specifically, the haulage gear is arranged with two, the haulage gear includes box body, the second rotary electric machine, volume The internal symmetry of wheel and traction rope, the box body is equipped with second rotary electric machine, and second rotary electric machine turns connection institute Rolling wheel is stated, the rolling wheel outer wall is wound with the traction rope, and the traction rope is fixedly connected with the slide plate;In order to drive dedusting Mechanism moves up and down, it is made to rise cleaning when needed, declines storage when not needing.
Specifically, the top of the cylinder is connected to the photocatalyst by conduit, one end of the photocatalyst connects The dust flue is passed to, the bottom end of the dust flue is equipped with the air blower;In order to complete entire process flow.
Beneficial effects of the present invention:
(1) a kind of method for purifying waste gases of the present invention, flue gas can first pass through dust filtering case in discharge, circulate In hole under the blocking of V-type dust-filtering plate, the solid particle inside flue gas, which can be blocked, to be adsorbed on dust-filtering plate, to realize preliminary mistake Filter, and the dust-filtering plate of V-structure does not interfere with the circulation of shower water also.
(2) a kind of method for purifying waste gases of the present invention, the water phase that the nozzle of annular array distribution sprays mutually are handed over Mistake forms water mist barrier, and when flue gas is by this barrier, then solid particle can be fallen by absorption according to water droplet, realize dedusting, When at water injection to baffle, it can be repelled go back to former track, to form secondary water mist barrier, to improve the utilization for water Rate.
(3) a kind of method for purifying waste gases of the present invention can carry out dust filtering mechanism by dedusting mechanism clear Reason ensures the filter effect of dust filtering mechanism, prevents the circulation for hindering shower water.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the cleaner used in this method;
Fig. 2 is tube structure schematic diagram shown in FIG. 1;
Fig. 3 is spraying mechanism structural schematic diagram shown in FIG. 1;
Fig. 4 is pollution discharge mechanism structural schematic diagram shown in FIG. 1;
Fig. 5 is haulage gear structural schematic diagram shown in FIG. 1;
Fig. 6 is that cylinder shown in FIG. 1 connects flow diagram.
In figure:1, cylinder, 11, hopper, 12, baffle, 13, smoke-intake pipe, the 14, first cover board, the 15, second cover board, 16, sliding Slot, 2, pollution discharge mechanism, 21, blowdown plate, 22, handle, 3, dust filtering mechanism, 31, dust filtering case, 32, recirculation hole, 33, dust-filtering plate, 4, spray Drench mechanism, 41, collecting ring, 42, nozzle, 5, dedusting mechanism, 51, dedusting plate, the 52, first rotary electric machine, 53, hairbrush column, 54, sliding Plate, 6, haulage gear, 61, box body, the 62, second rotary electric machine, 63, rolling wheel, 64, traction rope, 7, water supply pump, 8, exhausted bath box, 9, Photocatalyst, 9a, air blower, 9b, dust flue.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below Specific implementation mode is closed, the present invention is further explained.
As shown in figs 1 to 6, a kind of method for purifying waste gases of the present invention, this approach includes the following steps:
Exhaust gas is passed through in cleaner by S1, and cleaner removes the solid particle in exhaust gas;
The exhaust gas being discharged in S1 is passed through in desulphurization denitration equipment by S2, and desulphurization denitration equipment gives up sulfur-bearing, the nitre in exhaust gas Gas is absorbed;
The exhaust gas being discharged in S2 is passed through in anaerobic pond by S3, the anaerobic bacteria in anaerobic pond by the organic matter in exhaust gas just Row decomposes;
Exhaust gas in S3 is passed through in aerobic tank by S4, and the aerobic bacteria in aerobic tank is divided the organic matter in exhaust gas Solution;
The tail gas being discharged in S4 is passed through in ozone generator by S5, and ozone generator is by exhaust gas conversion at ozone;
S6, the ozone storage being discharged in S5 is spare;
The cleaner used in this method includes cylinder 1, water supply pump 7, exhausted bath box 8, photocatalyst 9, air blower 9a, row Dirt pipe 9b, pollution discharge mechanism 2, dust filtering mechanism 3, spraying mechanism 4, dedusting mechanism 5 and haulage gear 6;It pushes up the inside of the cylinder 1 Portion is equipped with the spraying mechanism 4, and the spraying mechanism 4 is draining dedusting;The bottom of the spraying mechanism 4 is equipped with described Dust filtering mechanism 3, the dust filtration mechanism 3 is tentatively filtering the dust in air-flow;The bottom installation of the dust filtration mechanism 3 is State pollution discharge mechanism 2, the pollution discharge mechanism 2 by waste water being guided to the exhausted bath box 8;It installs the bottom of the pollution discharge mechanism 2 There is a dedusting mechanism 5, the dedusting mechanism 5 is clearing up the dust filtration mechanism 3;The dedusting mechanism 3, the row Dirty mechanism 2 is slidably connected with the cylinder 1;The both ends of the dedusting mechanism 5 are fixedly connected with the haulage gear 6, described Haulage gear 6 to drive the dedusting mechanism 5 move.
Specifically, as depicted in figs. 1 and 2, the cylinder 1 is cube structure, the side wall of the cylinder 1 is equipped with hopper 11, the outlet end of the hopper 11 is equipped with the exhausted bath box 8, and another side wall of the cylinder 1 is communicated with smoke-intake pipe 13, described The inner top layer right angle baffled 12 of cylinder 1, the baffle 12 and the angle of 1 inner wall of the cylinder are 45 °, the baffle 12 For round platform cyclic structure, the outer surface of the cylinder 1 is connected through the hinge the first cover board 14 and the second cover board 15, first lid Plate 14 is located at the top of second cover board 15, and the two side of the cylinder 1 is provided with two sliding slots 16;It is grasped for the ease of worker Make.
Specifically, as shown in Figure 1 and Figure 4, the pollution discharge mechanism 2 includes blowdown plate 21 and handle 23, the blowdown plate 21 Outer surface be oppositely arranged with first cover board 14, the outer surface of the blowdown plate 21 is equipped with the handle 23, the blowdown The horizontal inside for being set to the cylinder 1 of plate 21, the both sides of the blowdown plate 21 are bonded with the inner wall of the cylinder 1 to be slidably connected, The arc-shaped groove structure in surface of the blowdown plate 21, the rectangular triangle in side of the blowdown plate 21, the blowdown plate 21 Lowermost end and the hopper 11 be interconnected;In order to enable the water and dust of spray are discharged along blowdown plate 21 simultaneously.
Specifically, as shown in Figure 1, the dust filtration mechanism 3 include dust filtering case 31, recirculation hole 32 and dust-filtering plate 33, it is described Dust filtering case 31 is fixedly connected with the inner wall of the cylinder 1, and the inside rectangular array of the dust filtration case 31 is provided with described in several The inside of recirculation hole 32, the recirculation hole 32 is from top to bottom equidistantly equipped with several the dust filtration plates 33, the horizontally adjacent filter It is in that splayed configuration is distributed between dirt plate 33;In order to tentatively be filtered to dust, and it can ensure the circulation of sewage.
Specifically, as shown in Figure 1, the spraying mechanism 4 includes collecting ring 41 and nozzle 42, the collecting ring 41 is by leading Pipe is connected to the water supply pump 7, and the nozzle 42 is distributed in the inner wall circular array of the collecting ring 41, and the nozzle 42 is equal It tilts 45 ° and is directed toward the setting of baffle 12;In order to realize the spray of water, and the water sprayed interlaced can be formed and be blocked Layer, effectively filters dust, can be rebounded to water by baffle 12 so that water being capable of secondary formation barrier bed.
Specifically, as shown in Figure 1, the dedusting mechanism 5 is installed on the bottom of the blowdown plate 21, the dedusting mechanism 5 Be oppositely arranged with second cover board 15, the dedusting mechanism 5 include dedusting plate 51, the first rotary electric machine 52, hairbrush column 53 with And slide plate 54, the hairbrush column 53 correspond setting with the recirculation hole 32, the diameter of the hairbrush column 53 is less than the stream The diameter of through-hole 32, the hairbrush column 53 are vertical at the surface of the dedusting plate 51, and the rotation of each hairbrush column 53 connects It is connected to first rotary electric machine 52, first rotary electric machine 52 is set to the inside of the dedusting plate 51, the dedusting plate 51 Both ends be equipped with the slide plate 54, stretch in the sliding slot 16 outside the slide plate 54;At to the dust in dust filtering mechanism 3 Reason ensures the velocity of liquid assets of dust filtering effect and water.
Specifically, as shown in figure 5, the haulage gear 6 is arranged with two, the haulage gear 6 includes box body 61, the The internal symmetry of two rotary electric machines 62, rolling wheel 63 and traction rope 64, the box body 61 is equipped with second rotary electric machine 62, institute It states 62 turns of the second rotary electric machine and connects the rolling wheel 63,63 outer wall of the rolling wheel is wound with the traction rope 64, the traction rope 64 are fixedly connected with the slide plate 54;In order to drive dedusting mechanism 5 to move up and down, so that it is risen cleaning when needed, do not need When decline storage.
Specifically, as shown in fig. 6, the top of the cylinder 1 is connected to the photocatalyst 9 by conduit, the light is urged The one end for changing device 9 is connected to the dust flue 9b, and the bottom end of the dust flue 9b is equipped with the air blower 9a;It is whole in order to complete A process flow.
Flue gas can first pass through dust filtering case 31 in discharge, in recirculation hole 32 under the blocking of V-type dust-filtering plate 33, inside flue gas Solid particle can be blocked and be adsorbed on dust-filtering plate 33, to realize preliminary filtering, and the dust-filtering plate 33 of V-structure will not also Influence the circulation of shower water;The water that the nozzle 42 of annular array distribution sprays is interlaced, forms water mist barrier, when flue gas is logical When crossing this barrier, then solid particle can be fallen by absorption according to water droplet, realize dedusting, when at water injection to baffle 12, meeting It is repelled go back to former track, to form secondary water mist barrier, to improve the utilization rate for water;It can by dedusting mechanism 5 Dust filtering mechanism 3 is cleared up, ensures the filter effect of dust filtering mechanism 3, prevents the circulation for hindering shower water.Specifically have:
(1) in process, flue gas is entered by smoke-intake pipe 13 in cylinder 1, can then be entered in dust filtering case 31 And be discharged upwards by each recirculation hole 32, when by recirculation hole 32, the dust-filtering plate 33 of V-shape can be by the solid in flue gas Grain is stopped, realizes that the preliminary filtering for solid particle, subsequent flue gas are continued up to spray region;
(2) water is evacuated in collecting ring 41 by water supply pump 7, is then branched in each nozzle 42 and is finally sprayed again, circular array The water that the nozzle 42 of column distribution sprays is interlaced, forms water mist barrier, when flue gas is by this barrier, solid particle can be inhaled It is attached and then fallen according to water droplet, it realizes dedusting, when at water injection to baffle 12, former track can be repelled go back to, to formation two Secondary water mist barrier, to improve the utilization rate for water;
(3) solid particle that water carries is flowed into recirculation hole 32, is then moved downward further along V-type dust-filtering plate 33, most It flows out to eventually on blowdown plate 21, subsequent sewage circulates downwards along the inclination of blowdown plate 21, is discharged eventually by hopper 11 To exhausted bath box 8, the collection for waste liquid is realized;
(4) after working process, need to clear up the dust in recirculation hole 32, can after dry in cylinder 1, It holds handle 22 and extracts blowdown plate 21 out so that the top of dedusting mechanism 5 is unobstructed, then starts the drive of the second rotary electric machine 62 Rolling wheel 63 rotates, and traction rope 64 is wrapped on rolling wheel 63 so that slide plate 54 is moved upwards along sliding slot 16, and dedusting plate 51 synchronizes It moves upwards, starts the first rotary electric machine 52 and rotated with electric brush column 53, when dedusting plate 51 moves to certain altitude, hairbrush column 53 can enter in recirculation hole 32, and the hairbrush column 53 that then rotates can will be attached to 32 inner wall of recirculation hole, 33 bottom surface of dust-filtering plate Dust cleans up, and after cleaning out, the second rotary electric machine 62 can be driven to invert, to put down traction rope 64 so that dust filtering Mechanism 3 is displaced downwardly to original position, and blowdown plate 21 is finally inserted into the top of dust filtering mechanism 3 again;
(5) treated flue gas can again be handled by photocatalyst 9, be then discharged by dust flue 9b.
Flue gas of the present invention can first pass through dust filtering case 31 in discharge, in recirculation hole 32 under the blocking of V-type dust-filtering plate 33, cigarette Solid particle inside gas, which can be blocked, to be adsorbed on dust-filtering plate 33, is tentatively filtered to realize, and the dust-filtering plate 33 of V-structure The circulation of shower water is not interfered with also;The water that the nozzle 42 of annular array distribution sprays is interlaced, forms water mist barrier, when When flue gas is by this barrier, then solid particle can be fallen by absorption according to water droplet, dedusting is realized, at water injection to baffle 12 When, it can be repelled go back to former track, to form secondary water mist barrier, to improve the utilization rate for water;Pass through dedusting mechanism 5 Dust filtering mechanism 3 can be cleared up, ensure the filter effect of dust filtering mechanism 3, prevent the circulation for hindering shower water.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should Understand, the present invention is not limited to the above embodiments, and the description in the above embodiment and specification only illustrates the present invention Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation and Improvement is both fallen in the scope of protection of present invention.The claimed scope of the invention is by appended claims and its equivalent Object defines.

Claims (8)

1. a kind of method for purifying waste gases, which is characterized in that this approach includes the following steps:
Exhaust gas is passed through in cleaner by S1, and cleaner removes the solid particle in exhaust gas;
The exhaust gas being discharged in S1 is passed through in desulphurization denitration equipment by S2, desulphurization denitration equipment by exhaust gas sulfur-bearing, nitre exhaust gas into Row absorbs;
The exhaust gas being discharged in S2 is passed through in anaerobic pond by S3, and the anaerobic bacteria in anaerobic pond just divides the organic matter in exhaust gas Solution;
Exhaust gas in S3 is passed through in aerobic tank by S4, and the aerobic bacteria in aerobic tank decomposes the organic matter in exhaust gas;
The tail gas being discharged in S4 is passed through in ozone generator by S5, and ozone generator is by exhaust gas conversion at ozone;
S6, the ozone storage being discharged in S5 is spare;
The cleaner used in this method includes cylinder (1), water supply pump (7), exhausted bath box (8), photocatalyst (9), air blower (9a) and dust flue (9b), pollution discharge mechanism (2), dust filtering mechanism (3), spraying mechanism (4), dedusting mechanism (5) and dragger Structure (6);The inside top of the cylinder (1) is equipped with the spraying mechanism (4), and the spraying mechanism (4) is draining dedusting; The bottom of the spraying mechanism (4) is equipped with the dust filtration mechanism (3), and the dust filtration mechanism (3) is to the dust in air-flow Preliminary filtering;The bottom of the dust filtration mechanism (3) is equipped with the pollution discharge mechanism (2), and the pollution discharge mechanism (2) is to by waste water It is guided to the exhausted bath box (8);The bottom of the pollution discharge mechanism (2) is equipped with the dedusting mechanism (5), the dedusting mechanism (5) clearing up the dust filtration mechanism (3);The dedusting mechanism (3), the pollution discharge mechanism (2) with the cylinder (1) it is slidably connected;The both ends of the dedusting mechanism (5) are fixedly connected with the haulage gear (6), and the haulage gear (6) is used To drive the dedusting mechanism (5) to move.
2. a kind of method for purifying waste gases according to claim 1, it is characterised in that:The cylinder (1) is cube The side wall of structure, the cylinder (1) is equipped with hopper (11), and the outlet end of the hopper (11) is equipped with the exhausted bath box (8), Another side wall of the cylinder (1) is communicated with smoke-intake pipe (13), and the inner top layer right angle of the cylinder (1) is baffled (12), The baffle (12) and the angle of the cylinder (1) inner wall are 45 °, and the baffle (12) is round platform cyclic structure, the cylinder (1) outer surface is connected through the hinge the first cover board (14) and the second cover board (15), and first cover board (14) is located at described the The two side at the top of two cover boards (15), the cylinder (1) is provided with two sliding slots (16).
3. a kind of method for purifying waste gases according to claim 2, it is characterised in that:The pollution discharge mechanism (2) includes Blowdown plate (21) and handle (23), the outer surface of the blowdown plate (21) are oppositely arranged with first cover board (14), the row The outer surface of dirty plate (21) is equipped with the handle (23), and the horizontal inside for being set to the cylinder (1) of the blowdown plate (21) is described The both sides of blowdown plate (21) are bonded with the inner wall of the cylinder (1) and are slidably connected, and the surface of the blowdown plate (21) is arc-shaped recessed Slot structure, the rectangular triangle in side of the blowdown plate (21), lowermost end and the hopper of the blowdown plate (21) (11) it is interconnected.
4. a kind of method for purifying waste gases according to claim 1, it is characterised in that:The dust filtration mechanism (3) includes The inner wall of dust filtering case (31), recirculation hole (32) and dust-filtering plate (33), the dust filtration case (31) and the cylinder (1), which is fixed, to be connected Connect, the inside rectangular array of the dust filtration case (31) is provided with several recirculation holes (32), the recirculation hole (32) it is interior Portion is from top to bottom equidistantly equipped with several the dust filtration plates (33), divides in splayed configuration between horizontally adjacent the dust filtration plate (33) Cloth.
5. a kind of method for purifying waste gases according to claim 2, it is characterised in that:The spraying mechanism (4) includes Collecting ring (41) and nozzle (42), the collecting ring (41) are connected to the water supply pump (7), the collecting ring (41) by conduit Inner wall circular array be distributed with the nozzle (42), the nozzle (42) tilts 45 ° and is directed toward baffles (12) setting.
6. a kind of method for purifying waste gases according to claim 4, it is characterised in that:Dedusting mechanism (5) installation In the bottom of the blowdown plate (21), the dedusting mechanism (5) is oppositely arranged with second cover board (15), the dedusting mechanism (5) include dedusting plate (51), the first rotary electric machine (52), hairbrush column (53) and slide plate (54), the hairbrush column (53) and institute It states recirculation hole (32) and corresponds setting, the diameter of the hairbrush column (53) is less than the diameter of the recirculation hole (32), the hair Brush spine (53) is vertical at the surface of the dedusting plate (51), and each hairbrush column (53) is rotatably connected to described first turn Dynamic motor (52), first rotary electric machine (52) are set to the inside of the dedusting plate (51), the both ends of the dedusting plate (51) Equipped with the slide plate (54), the sliding slot (16) is stretched in outside the slide plate (54).
7. a kind of method for purifying waste gases according to claim 6, it is characterised in that:The haulage gear (6) is symmetrical If there are two, the haulage gear (6) includes box body (61), the second rotary electric machine (62), rolling wheel (63) and traction rope (64), The internal symmetry of the box body (61) is equipped with second rotary electric machine (62), and second rotary electric machine (62) turns described in connection Rolling wheel (63), rolling wheel (63) outer wall are wound with the traction rope (64), and the traction rope (64) is solid with the slide plate (54) Fixed connection.
8. a kind of method for purifying waste gases according to claim 1, it is characterised in that:The top of the cylinder (1) is logical It crosses conduit and is connected to the photocatalyst (9), one end of the photocatalyst (9) is connected to the dust flue (9b), the row The bottom end of dirt pipe (9b) is equipped with the air blower (9a).
CN201810533176.1A 2018-05-29 2018-05-29 A kind of method for purifying waste gases Pending CN108434920A (en)

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