CN109985501A - A kind of printing and dyeing exhaust gas three-stage processing equipment - Google Patents

A kind of printing and dyeing exhaust gas three-stage processing equipment Download PDF

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Publication number
CN109985501A
CN109985501A CN201910312739.9A CN201910312739A CN109985501A CN 109985501 A CN109985501 A CN 109985501A CN 201910312739 A CN201910312739 A CN 201910312739A CN 109985501 A CN109985501 A CN 109985501A
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CN
China
Prior art keywords
pipe
exhaust gas
heat exchanger
zeolite
exchanger tube
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CN201910312739.9A
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Chinese (zh)
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CN109985501B (en
Inventor
沈兴良
高梅林
张峰
潘李正
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Shaoxing Keqiao Jiayu Xingteng Dyeing And Finishing Co Ltd
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Shaoxing Keqiao Jiayu Xingteng Dyeing And Finishing Co Ltd
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Priority to CN201910312739.9A priority Critical patent/CN109985501B/en
Publication of CN109985501A publication Critical patent/CN109985501A/en
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    • 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
    • B01D53/02Separation 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 by adsorption, e.g. preparative gas chromatography
    • B01D53/06Separation 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 by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
    • 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
    • B01D53/26Drying gases or vapours
    • 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
    • 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

Abstract

The invention discloses a kind of printing and dyeing exhaust gas three-stage processing equipments, including support plate, zeolite enrichment facility, exhaust gas drying device and light urge decomposition apparatus, the zeolite enrichment facility, exhaust gas drying device and light urge decomposition apparatus to be respectively mounted on the supporting plate, the equipment is when the volatile matter adsorbed on zeolite to be desorbed, drive hot wind through heat exchanger tube one across the front of zeolite wheel first with booster fan two, take away the exhaust gas of concentration, and then enter in circulation pipe via heat exchanger tube two, then it is adjusted by two-position three way magnetic valve one, so that circulation pipe is connected to heat exchanger tube one, and start circulating fan, hot wind is driven to pass through the back side of zeolite wheel via heat exchanger tube two, enter in circulation pipe via heat exchanger tube one again, it is blown out again from circulation pipe by circulating fan, realize circulating for internal gas flow, it avoids internal into new air-flow, it substantially increases The effect of checking enrichment, while by brushing zeolite tow sides, so that exhaust gas disengaging is more thorough.

Description

A kind of printing and dyeing exhaust gas three-stage processing equipment
Technical field
The present invention relates to technical field of waste gas treatment, specially a kind of printing and dyeing exhaust gas three-stage processing equipment.
Background technique
In printing and dyeing production and processing, various color additives, coating aid all can be with formaldehyde, more benzene classes, arenes etc. Organic gas form releases, referred to as VOCs, is a kind of volatile organic compound, complicated component, it is inflammable and explosive, More difficult decomposition, current processing mode have very much, predominantly zeolite concentration+catalysis burning, photooxidation catalytic treatment and dry paint-fog Filter etc..Raising with country to exhaust emission requirements, advocating environmental protection and waste utilization is objective, thus one Kind printing and dyeing exhaust gas three-stage processing equipment is suggested, and to solve in zeolite concentration process, hot-air channel direction is single, zeolite wheel The exhaust gas adsorbed on two sides can not be rapidly separated, and greatly reduce the efficiency of exhaust-gas treatment.
Summary of the invention
The present invention mainly solves technical problem present in the above-mentioned prior art, provides at a kind of printing and dyeing exhaust gas three-stage Manage equipment.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: a kind of three sections of printing and dyeing exhaust gas Formula processing equipment, including support plate, zeolite enrichment facility, exhaust gas drying device and light urge decomposition apparatus, the zeolite concentration dress Set, exhaust gas drying device and light urge decomposition apparatus to be respectively mounted on the supporting plate, the zeolite enrichment facility include air inlet pipe, pressurization Blower one, electric butterfly valve, zeolite rotating mechanism, exhaust pipe, booster fan two, electric heating assembly one, two-position three way magnetic valve one, Heat exchanger tube one, circulation pipe, circulating fan, electric heating assembly two, two-position three way magnetic valve two and heat exchanger tube two, the air inlet pipe with The connection of zeolite rotating mechanism, and booster fan one, the air inlet are installed at the position of air inlet on the outer wall of air inlet pipe Electric butterfly valve is installed at the position of zeolite rotating mechanism on the outer wall of pipe, the exhaust pipe is mounted on zeolite rotating mechanism The other side on, and exhaust pipe about air inlet pipe be symmetrical arranged, the zeolite rotating mechanism include runner shell, driven torus and Zeolite wheel, the two sides of the zeolite wheel install the inside of runner shell by rotation axis, and the outer rim of zeolite wheel be arranged with it is driven Torus is equipped with driving motor on the side of the runner shell, driving wheel, institute is equipped on the output shaft of the driving motor Driving wheel is stated by being rotatablely connected on belt and driven torus, the top of runner shell two sides is separately installed with heat exchanger tube one With heat exchanger tube two, the heat exchanger tube one is symmetrical arranged about air inlet pipe, and heat exchanger tube two is symmetrical arranged about exhaust pipe, the heat exchange Two-position three way magnetic valve one is installed, and heat exchanger tube one passes through electric heating far from one end of zeolite rotating mechanism on the outer wall of pipe one Component one is connect with booster fan two, and the heat exchanger tube two is equipped with two-position three way magnetic valve far from one end of zeolite rotating mechanism Two, circulating fan, the circulating fan are equipped with by electric heating assembly two on the other side of the two-position three way magnetic valve two Circulation pipe is installed, the other end and two-position three way magnetic valve one of the circulation pipe connect on the other side far from electric heating assembly two It connects;
The exhaust gas drying device includes concentration tube, cooling pipe sleeve, drying tube, hand-operated valve, return pipe, metal net mask, bottom Plate and gas distribution pipe, the concentration tube are mounted on two-position three way magnetic valve two, and concentration tube is close to two-position three way magnetic valve two Inside is equipped with gas distribution pipe, is equipped with cooling pipe sleeve, the cooling at the outside of the concentration tube and gas distribution pipe opposite position Lyriform pore is offered on the side of pipe sleeve, and fan housing is installed on the other side for the pipe sleeve that cools down, and the fan housing is far from cooling pipe sleeve Return pipe is installed on side, direct-acting electromagnetic valve is installed on the return pipe, close cooling pipe sleeve on the concentration tube Axial positions are equipped with drying tube, and the bottom end of the drying tube has been bolted bottom plate, has pacified on the surface of the bottom plate Equipped with metal net cover, and the inside of metal net cover is filled with calcium oxide particle, and the end of the concentration tube is equipped with hand-operated valve;
It includes catalyst container, lamp bracket, ultraviolet radiator that the light, which urges decomposition apparatus, and one end of the catalyst container and exhaust pipe connect It connects, and the other end of catalyst container is connect with return pipe, the inside of the catalyst container is equipped with lamp bracket, leads on the side wall of the lamp bracket It crosses iron wire ligation and is fixed with ultraviolet radiator, the booster fan one, electric butterfly valve, booster fan two, electric heating assembly one, two Three-way magnetic valve one, driving motor, circulating fan, electric heating assembly two, two-position three way magnetic valve two and ultraviolet radiator are and outside Boundary's power supply is electrically connected.
Preferably, being equipped with Rubber membrane cover on the outer wall of the exhaust pipe, and close to catalyst container on the outer wall of exhaust pipe Position at Unidirectional solenoid valve is installed.
Preferably, the gas distribution pipe is provided with five, and five gas distribution pipes are axially aligned, cover on the gas distribution pipe Equipped with intensive fin, the fin is circular configuration, and the diameters of fin are equal to the diameters of concentration tube.
Preferably, there are four the metal net cover settings, and two neighboring metal net cover is in diagonal arrangement.
Preferably, the gap width between the cooling pipe sleeve and concentration tube is 3cm~5cm, the lyriform pore and fan housing It is symmetrical arranged, the channel in the lyriform pore and fan housing is strip structure.
Preferably, the heat exchanger tube two is bend pipe structure, and pressure gauge is installed on the outer wall of heat exchanger tube two.
Preferably, the lamp bracket is welded on the top of catalysis chamber interior wall, and lamp bracket is rectangular configuration, the lamp bracket setting There are three, and three lamp brackets are equidistantly horizontally arranged.
The invention has the benefit that
The printing and dyeing exhaust gas three-stage processing equipment includes three kinds of processing modes, can make exhaust gas by zeolite enrichment facility Adsorption-desorption process is realized on zeolite, and exhaust gas is concentrated and is sent out and is burned, the chemical energy in exhaust gas is made full use of;It is useless Gas drying device can by exhaust gas vapor and moisture remove, keep concentration exhaust gas drying property, improve the efficiency of burning; Light urges decomposition apparatus that can will be fully cleaned up by the pure air after zeolite, avoid also remaining in this pure air 1%~ 5% exhaust gas volatile matter, while air cooled medium can also be done for the cooling in exhaust gas drying device using the air-flow.It is working When, it is detailed to have the beneficial effect that:
1. the printing and dyeing exhaust gas three-stage processing equipment is when the volatile matter adsorbed on zeolite to be desorbed, first with booster fan Two drive hot wind to pass through the front of zeolite wheel through heat exchanger tube one, take away the exhaust gas of concentration, and then enter via heat exchanger tube two and follow In endless tube, is then adjusted by two-position three way magnetic valve one, so that circulation pipe is connected to heat exchanger tube one, and starts circulating fan, It drives hot wind to pass through the back side of zeolite wheel via heat exchanger tube two, then enters in circulation pipe via heat exchanger tube one, followed from circulation pipe The blowout of ring blower, realizes circulating for internal gas flow, avoids inside from entering new air-flow, substantially increases the effect of checking enrichment Fruit, while by brushing zeolite tow sides, so that exhaust gas disengaging is more thorough.
2. the printing and dyeing exhaust gas three-stage processing equipment can make thickened waste gas by being changed in gas distribution pipe by fin Heat reduces temperature, so that vapor condenses, as air-flow generates thrust, condensed water is blown into drying tube, and and drying tube Interior calcium oxide particle reaction, occurs exothermic reaction, generates white lime, exchanged, can be improved again useless with exhaust gas by heat The temperature of gas substantially increases the mobility of exhaust gas.
3. it is cleaning that the printing and dyeing exhaust gas three-stage processing equipment is discharged into via zeolite wheel to the air-flow of exhaust pipe from air inlet pipe Air, by extruding Rubber membrane cover, expands it constantly since Unidirectional solenoid valve is in close state, and air pressure inside becomes larger, when When Unidirectional solenoid valve is opened, pure air can be rapidly entered in catalyst container, and by ultraviolet radiator, substantially increase reaction Rate, and the pipeline by connecting the extraordinary catalyst of input on the right side of catalyst container, due to photocatalysis, so that in pure air Remaining exhaust gas is oxidized to the innocuous substances such as CO2 and H2O.
4. the pure air after being catalyzed in the printing and dyeing exhaust gas three-stage processing equipment can be discharged into return pipe, and from reflux Pipe enters to the internal clearance of cooling pipe sleeve via fan housing, the temperature of fin can be taken away, and substantially increases to concentration exhaust gas Cooling effect.
Detailed description of the invention
Fig. 1 is a kind of entity effect picture of the present invention;
Fig. 2 is a kind of dismantling schematic diagram of drying tube of the present invention;
Fig. 3 is a kind of structural schematic diagram of zeolite rotating mechanism of the present invention;
Fig. 4 is a kind of structural schematic diagram of catalyst container of the present invention.
In figure: 1, air inlet pipe;2, booster fan one;3, electric butterfly valve;4, zeolite rotating mechanism;401, runner shell; 402, driven torus;403, zeolite wheel;5, exhaust pipe;6, Rubber membrane cover;7, Unidirectional solenoid valve;8, catalyst container;9, booster fan Two;10, electric heating assembly one;11, two-position three way magnetic valve one;12, heat exchanger tube one;13, circulation pipe;14, circulating fan;15, Electric heating assembly two;16, two-position three way magnetic valve two;17, heat exchanger tube two;18, concentration tube;19, cool down pipe sleeve;20, drying tube; 21, hand-operated valve;22, return pipe;23, fan housing;24, lyriform pore;25, driving wheel;26, driving motor;27, metal net mask;28, bottom Plate;29, gas distribution pipe;30, fin;31, lamp bracket;32, ultraviolet radiator.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: a kind of printing and dyeing exhaust gas three-stage processing equipment, as Figure 1-Figure 4, including support plate, zeolite concentration dress Set, exhaust gas drying device and light urge decomposition apparatus, zeolite enrichment facility, exhaust gas drying device and light urge decomposition apparatus to be installed in In support plate, zeolite enrichment facility include air inlet pipe 1, booster fan 1, electric butterfly valve 3, zeolite rotating mechanism 4, exhaust pipe 5, Booster fan 29, electric heating assembly 1, two-position three way magnetic valve 1, heat exchanger tube 1, circulation pipe 13, circulating fan 14, Electric heating assembly 2 15, two-position three way magnetic valve 2 16 and heat exchanger tube 2 17, air inlet pipe 1 are connect with zeolite rotating mechanism 4, and into Booster fan 1 is installed at the position of air inlet on the outer wall of tracheae 1, is rotated on the outer wall of air inlet pipe 1 close to zeolite Electric butterfly valve 3 is installed at the position of mechanism 4, when simultaneously closing off electric butterfly valve 3 and Unidirectional solenoid valve 7, can be made through zeolite Air-flow after absorption is able to save in exhaust pipe 5, and exhaust pipe 5 is mounted on the other side of zeolite rotating mechanism 4, exhaust pipe 5 Outer wall on Rubber membrane cover 6 is installed, which can expand with increasing for internal gas flow becomes larger, and when unidirectional When solenoid valve 7 is opened, Rubber membrane cover 6 can restore at once, by the extruding force to internal gas flow air-flow is discharged from exhaust pipe 5 Speed accelerate, and Unidirectional solenoid valve 7 is installed at the position of catalyst container 8 on the outer wall of exhaust pipe 5, and exhaust pipe 5 closes It is symmetrical arranged in air inlet pipe 1, zeolite rotating mechanism 4 includes runner shell 401, driven torus 402 and zeolite wheel 403, zeolite wheel 403 two sides install the inside of runner shell 401 by rotation axis, and the outer rim of zeolite wheel 403 is arranged with driven torus 402, Driving motor 26 is installed on the side of runner shell 401, driving wheel 25, driving wheel are installed on the output shaft of driving motor 26 25 on belt and driven torus 402 by being rotatablely connected, and when driving motor 26 drives driving wheel 25 to rotate, driving wheel 25 can pass through Belt drives driven torus 402 to rotate, since driven torus 402 is overlapped with the turn of zeolite wheel 403 point, so zeolite wheel 403 It can be to be mounted on the shaft rotations of 401 two sides of runner shell, by constantly replacing the position of zeolite wheel 403, so that exhaust gas can be with It is completely adsorbed by the aperture on zeolite wheel 403, the top of 401 two sides of runner shell is separately installed with heat exchanger tube 1 and heat exchange Pipe 2 17, heat exchanger tube 2 17 is bend pipe structure, and is equipped with pressure gauge on the outer wall of heat exchanger tube 2 17, which can detecte Air pressure in heat exchanger tube 2 17, when circulating fan 14 is by the concentration exhaust gas in circulation pipe 13, heat exchanger tube 1 and heat exchanger tube 2 17 When being discharged into concentration tube 18, if air pressure drop can close circulating fan 14 as low as certain threshold value, or connection heat exchanger tube 1, change Heat pipe 2 17 is sent into air-flow by starting booster fan 29 in heat exchanger tube 2 17, facilitates and drains concentration exhaust gas, heat exchanger tube One 12 are symmetrical arranged about air inlet pipe 1, and heat exchanger tube 2 17 is symmetrical arranged about exhaust pipe 5, install on the outer wall of heat exchanger tube 1 Have a two-position three way magnetic valve 1, and the one end of heat exchanger tube 1 far from zeolite rotating mechanism 4 by electric heating assembly 1 with Booster fan 29 connects, and heat exchanger tube 2 17 is equipped with two-position three way magnetic valve 2 16 far from one end of zeolite rotating mechanism 4, and two Circulating fan 14 is equipped with by electric heating assembly 2 15 on the other side of position-3-way solenoid valve 2 16, circulating fan 14 is far from electricity Circulation pipe 13 is installed, the other end and two-position three way magnetic valve 1 of circulation pipe 13 connect on the other side of heating component 2 15 It connects;
Exhaust gas drying device includes concentration tube 18, cooling pipe sleeve 19, drying tube 20, hand-operated valve 21, return pipe 22, metal mesh Cover 27, bottom plate 28 and gas distribution pipe 29, concentration tube 18 are mounted on two-position three way magnetic valve 2 16, and concentration tube 18 is close to two three The inside of three-way electromagnetic valve 2 16 is equipped with gas distribution pipe 29, and gas distribution pipe 29 is provided with five, and five gas distribution pipes 29 are along axial row It arranges, intensive fin 30 is arranged on gas distribution pipe 29, fin 30 is circular configuration, and the diameters of fin 30 are equal to concentration tube 18 diameters, the diameter of gas distribution pipe 29 are less than the diameter of concentration tube 18, by increasing air-flow and the contact surface of exhaust gas being concentrated Product reduces the temperature of concentration exhaust gas, and fin 30 is so that concentration exhaust gas is exchanged heat by gas distribution pipe 29 with the fin being arranged Circle matches with 18 inner wall of concentration tube, and the air-tightness installed in this way can be more preferable, and the outside of concentration tube 18 and gas distribution pipe 29 are opposite It answers and cooling pipe sleeve 19 is installed at position, the gap width to cool down between pipe sleeve 19 and concentration tube 18 is 3cm~5cm, lyriform pore 24 It being symmetrical arranged with fan housing 23, the channel in lyriform pore 24 and fan housing 23 is strip structure, and the presence in gap passes through convenient for air-flow, with Thermally conductive fin 30 exchanges heat, and greatly improves the heat exchange efficiency of fin 30, and air-flow can lyriform pore from upper and lower ends Jing Guo bar shaped 24, and be discharged, and strip-shaped hole is smaller, helps to increase surface area of the air-flow by gap, increases heat transfer effect, cool down pipe sleeve 19 Side on offer lyriform pore 24, and fan housing 23 is installed on the other side for the pipe sleeve 19 that cools down, which is that a kind of air-flow leads to Road, fan housing 23 are equipped with return pipe 22 on the side far from cooling pipe sleeve 19, are equipped with direct-acting electromagnetic valve on return pipe 22, should Direct-acting electromagnetic valve normal switching-off facilitates the catalysis of 8 inner sealing of catalyst container, the axial direction of close cooling pipe sleeve 19 on concentration tube 18 Drying tube 20 is installed, bottom plate 28 has been bolted in the bottom end of drying tube 20, and the presence of the bottom plate 28 is convenient for more at position Calcium oxide particle is changed, metal net cover 27 is installed, there are four the settings of metal net cover 27, and two neighboring gold on the surface of bottom plate 28 Belong to net cover 27 in diagonally arrangement, diagonal arrangement, which is not only reduced, contacts distance with the water flowed out from gas distribution pipe 29, also conveniently blocks The vapor in exhaust gas is cut, and the inside of metal net cover 27 is filled with calcium oxide particle, calcium oxide particle and water generation heat release are anti- It answers, and generates property and stablize volume white lime, the end of concentration tube 18 is equipped with hand-operated valve 21, which is a kind of manual ball Valve;
It includes catalyst container 8, lamp bracket 31, ultraviolet radiator 32 that light, which urges decomposition apparatus, and one end of catalyst container 8 is connect with exhaust pipe 5, And the other end of catalyst container 8 is connect with return pipe 22, the inside of catalyst container 8 is equipped with lamp bracket 31, and lamp bracket 31 is welded on catalyst container 8 The top of inner wall, and lamp bracket 31 is rectangular configuration, there are three the settings of lamp bracket 31, and equidistant horizontally arranged, the layer of three lamp brackets 31 Ultraviolet radiator 32 on layer lamp bracket 31 can come into full contact with the cleaning passed through, and the oxidation of remaining exhaust gas volatile matter is divided Solution reaches safety standard, is ligatured on the side wall of lamp bracket 31 by iron wire and be fixed with ultraviolet radiator 32, booster fan 1, electronic butterfly Valve 3, booster fan 29, electric heating assembly 1, two-position three way magnetic valve 1, driving motor 26, circulating fan 14, electricity add Hot component 2 15, two-position three way magnetic valve 2 16 and ultraviolet radiator 32 are electrically connected with extraneous power supply.
Practical principle of the invention: exhaust gas enters air inlet pipe 1 first, due under the rotation of one 2 inside flabellum of booster fan By zeolite rotating mechanism 4, since driving motor 26 drives driving wheel 25 to rotate, and driving wheel 25 drives driven wheel by belt Ring 402, while zeolite wheel 403 can move together with driven torus 402, as zeolite wheel 403 constantly rotates, can to boil The each part of stone wheel 403 and exhaust gas contact, and the organic matter in exhaust gas is adsorbed, while clean air is drained into corresponding position Exhaust pipe 5 in, since Unidirectional solenoid valve 7 is closed, so internal air pressure can constantly increase, and Rubber membrane cover 6 also can be continuous Expansion becomes larger, and inside is flooded with pure air, when an exhaust gas input is enough, can close electric butterfly valve 3, then starting increases Pressure fan 29, electric heating assembly 1 are pumped into air from the external world by booster fan two and pass through electric heating assembly 1, become Hot wind, and after two-bit triplet solenoid valve 1, it enters in heat exchanger tube 1, then using zeolite wheel 403, due to boiling Stone wheel 403 touches hot wind, can be detached from the organic matter in exhaust gas from the aperture on zeolite, and be blown into heat exchanger tube two by air-flow It in 17, and by the cavity in circulating fan 14, is ultimately in the circulation pipe 13 of side, is then switched off booster fan 29, adjust Section two-bit triplet solenoid valve 1 is connected to heat exchanger tube 1 with circulation pipe 13, and starts circulating fan 14 and electric heating assembly 2 15, the concentration exhaust gas in circulation pipe 13 is pumped by circulating fan 14, and passes through zeolite wheel 403 via heat exchanger tube 2 17 again, And it is again introduced into circulation pipe 13 via heat exchanger tube 1, it reaches and circulates, since inside does not enter other air-flows, significantly Improve the effect of checking enrichment, and since the two sides of zeolite wheel 403 has hot wind to pass through, substantially increase exhaust gas organic matter from The effect being detached from zeolite wheel 403 then adjusts two-position three way magnetic valve 2 16, so that circulation pipe 13 is connected to concentration tube 18, The concentration exhaust gas in circulation pipe 13, heat exchanger tube 1 and heat exchanger tube 2 17 is discharged into concentration tube 18 using circulating fan 14 It is interior, due to the air pressure in pressure gauge constant testing heat exchanger tube 2 17, when air pressure is lower, circulating fan can be closed, and pass through The temperature that exhaust gas by gas distribution pipe 29, since 29 caliber of gas distribution pipe is small, can be concentrated in the exhaust gas of concentration tube 18 can be by gas distribution pipe 29 outside Fin 30 absorb, reach heat transfer effect so that thickened waste air cooling, internal vapor can be condensed, liquid water can along=by It blows in drying tube 20 in the mobilization force of air-flow, and is contacted with the calcium oxide particle in metal net mask 27, exothermic reaction occurs, and Stable white lime is generated, substantially increases the drying property of exhaust gas, and exhaust gas is drained into extraneous combustion furnace and is burnt, Exhaust gas is made full use of, and is adjusted adjusting two-position three way magnetic valve 2 16, when exhaust gas is drained into concentration tube 18, is opened immediately single To valve 7 and electric butterfly valve 3, and start booster fan 1, pushes pure air to enter catalyst container 8 by air-flow, due to exhaust pipe Rubber membrane cover 6 in 5 can shrink in a flash recovery what Unidirectional solenoid valve 7 was opened at once, inside squeezing action promotion Pure air movement substantially increases the speed that pure air passes through catalyst container 8, and when air-flow enters catalyst container 8, meeting and lamp Ultraviolet radiator 32 on frame 31 contacts, and is illuminated, so that be catalytically decomposed under special catalyst effect, it will be clean empty Remaining organic matter decomposes more thorough in gas, then starts the direct-acting electromagnetic valve on return pipe 22, so that the air is via returning Flow tube 22 reaches fan housing 23, then reaches the gap of cooling pipe sleeve 19, may be implemented air-cooled, exchanges heat with fin 30, improves wing The cooling effect of piece 30, then this part pure air is finally discharged to the external world from lyriform pore 24, will not pollute to environment, entirely Workflow terminates.
Finally it is pointed out that above embodiments are only the more representational examples of the present invention.It is clear that the invention is not restricted to Above-described embodiment, acceptable there are many deformations.Any letter to the above embodiments according to the technical essence of the invention Single modification, equivalent variations and modification, are considered as belonging to the scope of protection of the present invention.

Claims (7)

1. a kind of printing and dyeing exhaust gas three-stage processing equipment, including support plate, zeolite enrichment facility, exhaust gas drying device and light urge drop Solve device, it is characterised in that: the zeolite enrichment facility, exhaust gas drying device and light urge decomposition apparatus to be installed in support plate On, the zeolite enrichment facility includes air inlet pipe (1), booster fan one (2), electric butterfly valve (3), zeolite rotating mechanism (4), row Tracheae (5), booster fan two (9), electric heating assembly one (10), two-position three way magnetic valve one (11), heat exchanger tube one (12), circulation (13), circulating fan (14), electric heating assembly two (15), two-position three way magnetic valve two (16) and heat exchanger tube two (17) are managed, it is described Air inlet pipe (1) is connect with zeolite rotating mechanism (4), and is equipped with increasing at the position of air inlet on the outer wall of air inlet pipe (1) Pressure fan one (2) is equipped with electric butterfly valve at the position of zeolite rotating mechanism (4) on the outer wall of the air inlet pipe (1) (3), the exhaust pipe (5) is mounted on the other side of zeolite rotating mechanism (4), and exhaust pipe (5) is symmetrical about air inlet pipe (1) Setting, the top of zeolite rotating mechanism (4) two sides is separately installed with heat exchanger tube one (12) and heat exchanger tube two (17), described to change Heat pipe one (12) is symmetrical arranged about air inlet pipe (1), and heat exchanger tube two (17) is symmetrical arranged about exhaust pipe (5), the heat exchanger tube Two-position three way magnetic valve one (11) is installed, and heat exchanger tube one (12) is far from zeolite rotating mechanism (4) on the outer wall of one (12) One end is connect by electric heating assembly one (10) with booster fan two (9), and the heat exchanger tube two (17) is far from zeolite rotating mechanism (4) one end is equipped with two-position three way magnetic valve two (16), passes through electricity on the other side of the two-position three way magnetic valve two (16) Heating component two (15) is equipped with circulating fan (14), the other side of the circulating fan (14) far from electric heating assembly two (15) On be equipped with circulation pipe (13), the other end of the circulation pipe (13) is connect with two-position three way magnetic valve one (11);
The exhaust gas drying device includes concentration tube (18), cooling pipe sleeve (19), drying tube (20), hand-operated valve (21), return pipe (22), metal net mask (27), bottom plate (28) and gas distribution pipe (29), the concentration tube (18) are mounted on two-position three way magnetic valve two (16) on, and concentration tube (18) is equipped with gas distribution pipe (29), the concentration tube close to the inside of two-position three way magnetic valve two (16) (18) it is equipped with and cools down pipe sleeve (19) at outside and gas distribution pipe (29) opposite position, on the side of cooling pipe sleeve (19) It offers lyriform pore (24), and is equipped with fan housing (23) on the other side of cooling pipe sleeve (19), the fan housing (23) is far from cooling pipe It covers and is equipped with return pipe (22) on the side of (19), close to the axial positions peace of cooling pipe sleeve (19) on the concentration tube (18) Equipped with drying tube (20), the bottom end of the drying tube (20) has been bolted bottom plate (28), the surface of the bottom plate (28) On be equipped with metal net cover (27), and the inside of metal net cover (27) be filled with calcium oxide particle;
It includes catalyst container (8), lamp bracket (31), ultraviolet radiator (32) that the light, which urges decomposition apparatus, one end of the catalyst container (8) with Exhaust pipe (5) connection, and the other end of catalyst container (8) is connect with return pipe (22), the inside of the catalyst container (8) is equipped with lamp Frame (31) is fixed with ultraviolet radiator (32) by iron wire ligation on the side wall of the lamp bracket (31).
2. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: the exhaust pipe (5) Outer wall on be equipped with Rubber membrane cover (6), and be equipped at the position of catalyst container (8) on the outer wall of exhaust pipe (5) unidirectional Solenoid valve (7).
3. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: the gas distribution pipe (29) Five are provided with, and five gas distribution pipes (29) are axially aligned, are arranged with intensive fin (30) on the gas distribution pipe (29), The fin (30) is circular configuration, and the diameters of fin (30) are equal to the diameters of concentration tube (18).
4. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: the metal net cover (27) there are four setting, and two neighboring metal net cover (27) is in diagonal arrangement.
5. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: the cooling pipe sleeve (19) gap width between concentration tube (18) is 3cm~5cm, and the lyriform pore (24) and fan housing (23) are symmetrical arranged, described Channel in lyriform pore (24) and fan housing (23) is strip structure.
6. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: the heat exchanger tube two (17) it is bend pipe structure, and pressure gauge is installed on the outer wall of heat exchanger tube two (17).
7. a kind of printing and dyeing exhaust gas three-stage processing equipment according to claim 1, it is characterised in that: lamp bracket (31) weldering It connects on the top of catalyst container (8) inner wall, and lamp bracket (31) is rectangular configuration, there are three lamp bracket (31) settings, and three lamps Frame (31) is equidistant horizontally arranged.
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