CN108514788A - Integrated cascade waste gas treatment equipment - Google Patents
Integrated cascade waste gas treatment equipment Download PDFInfo
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- CN108514788A CN108514788A CN201810720825.9A CN201810720825A CN108514788A CN 108514788 A CN108514788 A CN 108514788A CN 201810720825 A CN201810720825 A CN 201810720825A CN 108514788 A CN108514788 A CN 108514788A
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- water curtain
- equipment
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- plate
- curtain plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/12—Washers with plural different washing sections
-
- 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
- B01D53/007—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 by irradiation
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0258—Other waste gases from painting equipments or paint drying installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biomedical Technology (AREA)
- Toxicology (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses a kind of integrated cascade waste gas treatment equipments, it is characterised in that it includes cascade spray booth (200), UV photooxidations equipment (400) and the centrifugal blower (300) for blowing from the cascade spray booth (200) to the UV photooxidations equipment (400) being connected between the cascade spray booth (200) and the UV photooxidations equipment (400)；Air is led in the outlet of the UV photooxidations equipment (400) by exhaust duct (500)；Organic matter in exhaust gas can be decomposed into water and carbon dioxide by UV photooxidations equipment；To realize the high-efficient purification to volatile organic compounds.This equipment is that integration manufactures, and regulation effect is good, easy to maintain, and service life is long；While being integrated reduction cost, unnecessary air hose connecting pipe can also be reduced, windage is greatly reduced, equally administers exhausted air quantity, wind turbine selected by this equipment will be much smaller than the power of fan of the abatement equipment of other producers, can thus achieve the effect that energy-saving and emission-reduction.
Description
Technical field
The present invention relates to air-treatment technical fields, more specifically to a kind of integrated cascade waste gas treatment equipment.
Background technology
Currently, the products such as furniture, Solid Door, craftwork, bathroom, machine-building are required for lacquer spraying technique and surface treatment.
Spray painting is by spray gun equably by paint spraying in body surface.Spray painting work generally carries out in closed paint spray booth, sprays
Paint can make the indoor air of spray painting be rich in coating cloud.Paint spraying personnel are extra using spray gun spraying workpiece in paint spraying
Exhaust gas meeting splashes are painted, these paint coating clouds not only make ambient enviroment pollute, but also can influence the body of operating personnel
Body health.To solve the above-mentioned problems, cascade spray booth generally is set in working site, for absorbing coating cloud and dust.It is existing
In technology, coating cloud and dust are mixed with water in cascade spray booth, and water cycles through pumping for water pump later, by pipeline to water
Then slot overflows water curtain plate, absorb coating cloud and dust drains into air later, welding pollutes.Because working environment is disliked
Bad, many coating clouds, dust fall into the water, and be easy to cause water pump damage in this way.
And existing cascade spray booth does not administer volatile organic waste gas, some volatile organic waste gas (such as aromatic hydrocarbon)
Gas can damage people's health, and people, which is exposed to for a long time in pollution air, can cause canceration or other serious diseases, such as benzene pair
The hematopoietic function of marrow damages, and is a kind of carcinogenic substance；Toluene and dimethylbenzene Central nervous have strong anesthetic effect；Chlorine
Ethylene is carcinogenic substance.Since " triphen " is poisoned and to cause worker's lethal events to occur a lot of, and that coatings industry uses is molten
In agent, mainly toluene, dimethylbenzene and other toxic organic compounds.Photochemical fog can also endanger health and the life of plant of people
It is long.
With the attention of reinforcement and country to environmental protection supervision to environmental consciousness, existing cascade spray booth is no longer applicable in
The spray painting operation of surface spraying.It is further improved in view of the above-mentioned problems, needing to make cascade spray booth.
Invention content
The purpose of the present invention is exactly in order to solve the above problem of the existing technology, to provide a kind of environmental water curtain spray
Cabinet is painted, with the shortcomings of overcoming existing cascade spray booth existing issue and causing environmental pollution.
In order to achieve the above object, a kind of integrated cascade waste gas treatment equipment of present invention offer, including cascade spray booth,
UV photooxidations equipment and be connected between the cascade spray booth and the UV photooxidations equipment for from the cascade spray booth
The centrifugal blower blown to the UV photooxidations equipment；Air is led in the outlet of the UV photooxidations equipment by exhaust duct.
The suspended hood and the setting cabinet bottom that the cascade spray booth includes cabinet, is arranged at the top of the cabinet
The aqua storage tank in portion, the cabinet are internally provided with gas channel, the lower water curtain plate of front setting of the gas channel, the lower cascade
The upper water curtain plate of top setting of plate.
The lower part of the lower water curtain plate is the smooth surface being bent to the gas channel direction, and with the bottom of the cabinet
The first air inlet for leading to the gas channel is formed between plate.
The lower part of the upper water curtain plate is the smooth surface being bent to the gas channel direction, and with the lower water curtain plate
Top formed and lead to the second air inlet inside the gas channel.
Deflector is arranged in the bottom of the gas channel at the backboard of the cabinet, and the deflector is in be recessed inwardly
Arc-shaped, and the both ends of the deflector are separately fixed on the backboard and bottom plate of the cabinet.
Being equipped on rear side of the top of the upper water curtain plate can be to the first overflow launder of the outer plate surface spilling water of the upper water curtain plate, institute
State that be equipped on rear side of the top of lower water curtain plate can be to the second overflow launder of the outer plate surface spilling water of the lower water curtain plate.
And the bottom end of the upper water curtain plate is located at the surface of second overflow launder；First overflow launder by into
Water pipe supplies water.
Multiple bolt plates are welded at the both sides interval of the lower water curtain plate and the upper water curtain plate, and pass through bolt and institute
The side plate for stating cabinet is fixed, close by sealing joint strip between the lower water curtain plate and the upper water curtain plate and the side plate of the cabinet
Envelope.
The middle part of the gas channel is equipped with multigroup spray equipment from top to bottom, and spray equipment described in every group includes laterally setting
The spraying layer set, and the packing layer below the spraying layer is set；The spraying layer by multiple solid umbrella covers spray head
Composition, the water inlet of the spray head are connected to the water inlet pipe；The spraying layer is sprayed water to described filler layer top.
One group of steam-water separator is laterally paved on the top horizontal section of the gas channel；Each steam-water separator
It is made of multiple vertically arranged corrugated platings that are mutually parallel, it is logical to form vertical undulatory separation between multiple corrugated platings
Road.
The upper back of the cabinet and the dismountable inspection plate of steam-water separator corresponding section setting.
The bottom water outlet of the aqua storage tank is connected with the import of circulating pump, the outlet of the circulating pump and the water inlet pipe
It is connected.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, the suspended hood is up big and down small funnel-shaped structure, the air draught
The bottom end of cover is plugged on the top of the gas channel, and is sealed by fluid sealant.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, where the spray equipment at the cabinet backboard on open up
It sets manhole, and access panel is set in the manhole upper cover, the backboard that the top of the access panel passes through hinge and the cabinet
It is hinged, and handle is set in the access panel outer plate surface.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, the rear side of the cabinet is equipped with protective plate, the protective plate up and down
Both ends are removably attachable on the cabinet.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, described filler layer is stacked by multiple polypropylene Pall rings.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, the UV photooxidations equipment includes shell, the front end of the shell be into
The rear end in air port, the shell is air outlet；The enclosure interior sets gradually Air Heater, coating cloud from air inlet to air outlet
Cotton, the first UV modules, the 2nd UV modules, activated carbon cotton；
Multiple short-wave band UV lamp pipes in matrix distribution are installed in the first UV modules；Pacify in the 2nd UV modules
Equipped with multiple long-wave band UV lamp pipes in matrix distribution；
Photocatalysis net is located at the first UV modules and the multiple short-wave band UV lamp pipes of the 2nd UV modules or long-wave band UV
Between fluorescent tube.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, 3~6 rows are arranged in the photocatalysis net.
Above-mentioned environment-friendly type Water curtain machine, under preferred embodiment, the ultraviolet wavelength that the short-wave band UV lamp pipe generates is 185nm；
The ultraviolet wavelength that the long-wave band UV lamp pipe generates is 254nm.
The beneficial effects of the present invention are：
Spray painting particle is flowed into the aqua storage tank of bottom after mainly being merged with the water curtain flowed down on lower water curtain plate and upper water curtain plate
In.Remaining a small amount of spray painting particle is entered through the first air inlet and the second air inlet in gas channel, by spray equipment and vapour
Separator is further processed；The second air inlet of the present invention is between upper water curtain plate and lower water curtain plate, and position is in cascade
The top of machine by the spray painting particle on Water curtain machine top of permeating while can absorb, reach better indoor purifying effect.
The lower part of upper water curtain plate and lower water curtain plate is all provided with the smooth surface for being set to and being bent to the gas channel direction, into
Wind plays the role of water conservancy diversion, and air-flow is made smoothly quickly to be inhaled into the first air inlet or the second air inlet.
The present invention is arranged deflector at backboard of the bottom of gas channel close to cabinet, and deflector is in being recessed inwardly
Arc-shaped, air-flow that deflector can guide the first air inlet to enter is gentle to be flowed up.
The present invention forms water curtain by the way of overflow on upper water curtain plate and lower water curtain plate, is sprayed relative to traditional use
The mode that head is sprayed water to water curtain plate can make water curtain more uniform, and avoid the throttling action of nozzle, can reduce pump
Power, it is energy saving.
Upper water curtain plate and lower water curtain plate are all that plate is bolted and is bolted on the side plate of cabinet, Ke Yifang
Just dismounting maintenance, and sealed using sealing joint strip, avoid the water on water curtain plate and lower water curtain plate from being flowed into gas channel.
The present invention is provided with spray system in gas channel, and the water that spray system sprays can be with the spray painting in gas channel
Particle carries out secondary fusion.Exhaust gas containing coating cloud and dust enters packing layer from bottom, with the water mist under spraying layer spray above
It mixes, wash away, clean the coating cloud and dust in exhaust gas；Spraying layer is continued through by the exhaust gas that packing layer cleaned to rinse, into
One step filters the coating cloud and dust in exhaust gas；By a cascade cleaning, twice packing layer cleaning and spraying layer cleans twice, gives up
Coating cloud and dust in gas is quite few, and cleaning performance is significantly improved relative to traditional equipment.
It is additionally provided with steam-water separator above gas channel, flows to a small amount of spray painting particle and carrying above gas channel
Paint particle droplet by can be largely adhered on corrugated plating when by the split tunnel of steam-water separator, in ripple
It can fall under gravity after being gathered into larger droplet on plate, in the aqua storage tank for eventually falling in lower section.Make to eventually enter into
To being practically free of spray painting particle in the gas in suspended hood.
The upper back of cabinet and the dismountable inspection plate of steam-water separator corresponding section setting；When needing to carbonated drink
It is removed when separator is checked and checks plate, maintenance is very convenient.
UV photooxidation equipment is arranged in the present invention, air inlet of the exhaust gas by the cleaning of cascade spray booth from UV photooxidation front equipment ends
Into equipment, Air Heater can capture the particle in air-flow with physics, while air-flow can be made to be covered with entire UV processing equipments；The paint
Mist cotton filters out little particle water mist, coating cloud and dust in exhaust gas；Filtered exhaust gas just remains volatile organic waste gas, by the
The ultraviolet light that short-wave band UV lamp pipe generation wavelength in one UV modules is 185nm, which converts oxygen molecule, generates ozone, and is touched in light
Catalytic oxidation occurs under the action of matchmaker, while being by the wavelength that the long-wave band UV lamp pipe in the 2nd UV modules generates
The ultraviolet light of 254nm converts the ozone to strong oxidizer OH, and then the organic matter in exhaust gas is decomposed into water and carbon dioxide；From
And realize the high-efficient purification to volatile organic compounds.
This equipment is that integration manufactures, and regulation effect is good, easy to maintain, and service life is long；It is integrated reduction cost
While, unnecessary air hose connecting pipe can also be reduced, windage is greatly reduced, equally administers exhausted air quantity, this equipment institute
It selects wind turbine to be much smaller than the power of fan of the abatement equipment of other producers, can thus achieve the effect that energy-saving and emission-reduction.
Description of the drawings
Fig. 1 is the integrally-built side view of the present invention；
Fig. 2 is the attachment structure schematic diagram of upper water curtain plate and lower water curtain plate；
Fig. 3 is the close-up schematic view at b in Fig. 2；
Fig. 4 is the integrally-built rearview of the present invention；
Fig. 5 is the backsight structural representation of cascade spray booth in the present invention；
Fig. 6 is the structural schematic diagram of steam-water separator in the present invention；
Fig. 7 is the schematic diagram of the present invention in a state of use；
Fig. 8 is the internal structure schematic diagram of the UV photooxidation equipment of the present invention.
In figure, 1, cabinet, 2, suspended hood, 3, gas channel, 3a, the first air inlet, 3b, the second air inlet, 31, spray
Layer, 32, packing layer, 4, lower water curtain plate, 5, upper water curtain plate, 6a, the first overflow launder, 6b, the second overflow launder, 10, aqua storage tank, 12,
Circulating pump, 13, water inlet pipe, 15, operation console, 16a, bolt plate, 16b, bolt, 16c, sealing joint strip, 17, deflector, 18,
Protective plate, 100, steam-water separator, 100a, corrugated plating, 100b, split tunnel, 101, check plate, 200, cascade spray booth,
300, centrifugal blower, 400, UV photooxidation equipment, 401, Air Heater, 402, coating cloud cotton, 403, short-wave band UV lamp pipe, 404, photocatalysis
Net, 405, long-wave band UV lamp pipe, 406, activated carbon cotton, 500, exhaust duct.
Specific implementation mode
As shown in Fig. 1~Fig. 7, present invention integration cascade waste gas treatment equipment, including cascade spray booth 200, UV photooxidations
Equipment 400 and be connected between the cascade spray booth 200 and the UV photooxidations equipment 400 for from the cascade spray
The centrifugal blower 300 that paint cabinet 200 is blown to the UV photooxidations equipment 400；The outlet of the UV photooxidations equipment 400 passes through exhaust duct
Road 500 leads to air.
The cascade spray booth 200 includes cabinet 1, is arranged described in the suspended hood 2 at 1 top of the cabinet and setting
The aqua storage tank 10 of 1 bottom of cabinet, the cabinet 1 are internally provided with gas channel 3, the lower cascade of front setting of the gas channel 3
Upper water curtain plate 5 is arranged in the top of plate 4, the lower water curtain plate 4.
The suspended hood 2 is up big and down small funnel-shaped structure, and the bottom end of the suspended hood 2 is plugged on the gas channel
3 top, and sealed by fluid sealant.
The lower part of the lower water curtain plate 4 is the smooth surface being bent to 3 direction of the gas channel, and with the cabinet 1
Bottom plate between formed and lead to the first air inlet 3a of the gas channel 3.
The lower part of the upper water curtain plate 5 is the smooth surface being bent to 3 direction of the gas channel, and with the lower cascade
The top of plate 4 forms the second air inlet 3b led to inside the gas channel 3.
The bottom of the gas channel 3 is arranged deflector 17 at the backboard of the cabinet 1, the deflector 17 be in
The arc-shaped of sunken inside, and the both ends of the deflector 17 are separately fixed on the backboard and bottom plate of the cabinet 1.
Being equipped on rear side of the top of the upper water curtain plate 5 can be to the first overflow launder of the outer plate surface spilling water of the upper water curtain plate 5
6a, the top rear side of the lower water curtain plate 4 is equipped with can be to the second overflow launder 6b of the outer plate surface spilling water of the lower water curtain plate 4.
And the bottom end of the upper water curtain plate 5 is located at the surface of the second overflow launder 6b；The first overflow launder 6a
It is supplied water by water inlet pipe 13.
As shown in Figure 2 and Figure 3, the welding of the both sides interval of the lower water curtain plate 4 and the upper water curtain plate 5 is multiple is bolted
Plate 16a, and being fixed by bolt 16b and the side plate of the cabinet 1, the lower water curtain plate 4 and the upper water curtain plate 5 and the cabinet
It is sealed by sealing joint strip 16c between the side plate of body 1.
As Figure 1 and Figure 4, water is flowed by water inlet pipe 13 in the first overflow launder 6a, inside the first overflow launder 6a
Outside overflow after water is full；The water overflowed is flowed down along the front outer wall of upper water curtain plate 5, is flowed into the second overflow launder 6b's
It is internal；Outside overflow again after water inside the second overflow launder 6b is full, before the water overflowed is along lower water curtain plate 4
Square outer wall flows down；It is flowed into the aqua storage tank 10 of 1 bottom of the cabinet.
Form water curtain on upper water curtain plate 5 and lower water curtain plate 4 by the way of overflow, relative to it is traditional using nozzle to
The mode of water curtain plate water spray, overflow manner can make the water curtain to be formed more uniform, and avoid the throttling action of nozzle, energy
The enough power for reducing pump, it is energy saving.
The lower part of upper water curtain plate 5 and lower water curtain plate 4 is all provided with the smooth surface for being set to and being bent to 3 direction of the gas channel,
Play the role of water conservancy diversion to air inlet, air-flow is made smoothly quickly to be inhaled into the first air inlet 3a or the second air inlet 3b.
In the front of the aqua storage tank 10, operation console 15 is set, operating personnel station carries out spray painting operation on operation console 15,
Part spray painting particle drops into aqua storage tank 10 or is ejected on lower water curtain plate 4 as water is flowed into aqua storage tank 10；In air
Most of spray painting particle be inhaled into the first air inlet 3a and enter in gas channel 3, on the spray painting particle diffused upwards
Flow on water curtain plate 5 is adsorbed and as flow flows down, or is inhaled into the second air inlet 3b and enters in gas channel 3.It is logical
The sucking effect for crossing the second air inlet 3b can be by the cleaner of the spray painting particle disposal in air.
The middle part of the gas channel 3 is equipped with multigroup spray equipment from top to bottom, and spray equipment described in every group includes laterally
The spraying layer 31 of setting, and the packing layer 32 that is arranged below the spraying layer 31；The spraying layer 31 is by multiple solid umbrellas
The spray head in face forms, and the water inlet of the spray head is connected to the water inlet pipe 13；The spraying layer 31 is to the filler
32 top water spray of layer；Described filler layer 32 is stacked by multiple polypropylene Pall rings.
It is opened up on the backboard of the cabinet 1 at where the spray equipment and sets manhole, and in the manhole upper cover
If access panel, the top of the access panel is hinged by the backboard of hinge and the cabinet 1, and in the access panel outer plate surface
Handle is set.When needing to overhaul spray equipment, access panel can be pulled open by handle, spray equipment is overhauled.
As shown in Fig. 4~Fig. 6, one group of steam-water separator is laterally paved on the top horizontal section of the gas channel 3
100；Each steam-water separator 100 is made of multiple corrugated plating 100a for being mutually parallel vertically arranged, multiple ripples
Vertical undulatory split tunnel 100b is formed between plate 100a.
The upper back of the cabinet 1 and the dismountable inspection plate 101 of 100 corresponding section of steam-water separator setting.
Plate 101 is checked when needing the when of checking steam-water separator 100 to remove, and maintenance is very convenient.
The rear side of the cabinet 1 is equipped with protective plate 18, and the upper and lower ends of the protective plate 18 are removably attachable to described
On cabinet 1.The upper and lower ends of the protective plate 18 are removably attachable on the cabinet 1, and described herein removably connects
It can be clamped, be bolted to connect, herein without describing one by one.The purpose that protective plate 18 is arranged is after protecting cabinet 1
Side is not damaged, and increases the service life of the present invention.
As shown in figure 4, the bottom water outlet of the aqua storage tank 10 is connected with the import of circulating pump 12, the circulating pump 12
Outlet is connected with the water inlet pipe 13.
As shown in figure 8, the UV photooxidations equipment 400 includes shell, the front end of the shell is air inlet, the shell
Rear end is air outlet；The enclosure interior sets gradually Air Heater 401, coating cloud cotton 402, the first UV moulds from air inlet to air outlet
Block, the 2nd UV modules, activated carbon cotton 406.
Multiple short-wave band UV lamp pipes 403 in matrix distribution are installed in the first UV modules；The 2nd UV modules
On multiple long-wave band UV lamp pipes 405 in matrix distribution are installed；The ultraviolet wavelength that the short-wave band UV lamp pipe 403 generates is
185nm；The ultraviolet wavelength that the long-wave band UV lamp pipe 405 generates is 254nm.
Photocatalysis net 404 is located at the first UV modules and the multiple short-wave band UV lamp pipes 403 of the 2nd UV modules or long
Between wave band UV lamp pipe 405.3~6 rows are arranged in the photocatalysis net 404.
As shown in Figure 1, present invention integration cascade waste gas treatment equipment, including：Cascade spray booth 200, UV photooxidation equipment
400, centrifugal blower 300, exhaust duct 500,200 pedestal of cascade spray booth is directly placed on spray painting room floor, described
The outlet of cascade spray booth 200 is connected with the entrance of UV photooxidations equipment 400, the outlet of the UV photooxidations equipment 400 with
The suction inlet of centrifugal blower 300 is connected, and 300 outlet of the centrifugal blower is connected with exhaust duct 500, passes through exhaust duct
Road 500 by handle it is up to standard after exhaust gas drain into air.
In painting process, coating cloud, dust and organic exhaust gas enter together under the action of the draft of centrifugal blower 300
Cascade spray booth 200 filters out the coating cloud and dust of the overwhelming majority by the cleaning of cascade spray booth 200；Least a portion of paint
The organic exhaust gas of mist, dust and the overwhelming majority is gone successively under the action of draft in UV photooxidations equipment 400, UV photooxidation equipment
Coating cloud cotton 402 inside 400 can filter out remaining coating cloud and dust, and organic exhaust gas resolves under photocatalytic oxidation
Water and carbon dioxide or other harmless small-molecule substances；Finally by centrifugal blower 300 and exhaust duct 500 by gas up to standard
Body is emitted into air.
The cascade spray booth 200, including：Lower water curtain plate 4 and upper water curtain plate 5, aqua storage tank 10, circulating pump 12, water pump mistake
Filter, two layers of spray head 31, two layers of packing layer, 32, one layers of steam-water separation layer；The aqua storage tank 10 is arranged in cascade spray booth 200
Bottom, 10 side of aqua storage tank will grow lower water curtain plate 4；The lower water curtain plate 4 and upper water curtain plate 5 are arranged in cascade spray booth
200 positive front ends；Two layers of spraying layer 31, two layers of packing layer, 32, one layers of steam-water separation layer are arranged in 4 and of upper and lower water curtain plate
Between the rear cover of cascade spray booth 200, sequence from bottom to up is first layer packing layer, first layer spraying layer, the second layer respectively
Packing layer, second layer spraying layer, steam-water separation layer；12 suction inlet of the circulating pump is connected with water pump filter, the water pump
Filter is placed on 10 bottom of aqua storage tank, the spray head phase that 12 outlet of the circulating pump passes through water inlet pipe 13 and two layers of spraying layer
Connection；Described filler layer 32 is to be stacked into certain altitude by numerous polypropylene Pall ring；The spraying layer 31 is by multiple realities
Heart umbrella cover spray head forms, and spray solid circle can cover entire ventilation-sectional area.
As shown in fig. 7, the exhaust gas containing coating cloud and dust enter cascade spray booth successively pass through cascade, first layer packing layer,
First layer spraying layer, second layer packing layer, second layer spraying layer, steam-water separation layer；Exhaust gas containing coating cloud and dust passes through cascade
When, the coating cloud and dust of high speed are directly impinging on the moisture film of cascade, and coating cloud and dust are contacted with water, mixed, a part of coating cloud
It is incorporated in water with dust, a part enters next stage with the wind；Exhaust gas containing coating cloud and dust enters first layer from bottom and fills out
The bed of material, the water mist under being sprayed with spray head above are mixed, are washed away, and clean the coating cloud and dust in exhaust gas；It is cleaned by packing layer 32
The exhaust gas crossed continues through spraying layer flushing, further filters coating cloud and dust in exhaust gas；It is cleaned, twice by a cascade
Packing layer 32 cleans and spraying layer 31 cleans twice, and the coating cloud and dust in exhaust gas are quite few；Exhaust gas finally passes through vapour
Moisture absciss layer separates the water mist in exhaust gas, and water mist flows back in cyclic water tank, and exhaust gas goes successively to next stage processing and sets
It is standby.
The UV photooxidations equipment 400, including：Shell, Air Heater 401, coating cloud cotton 402, the first UV modules, the 2nd UV moulds
Block, photocatalysis net 404, activated carbon cotton 406；The housing forward end is air inlet, and housing rear end is air outlet；Air Heater 401 is pacified
Rear end in shell and positioned at air inlet；Enclosure interior equipment is followed successively by Air Heater 401, coating cloud from air inlet to air outlet
Cotton 402, the first UV modules, the 2nd UV modules, activated carbon cotton 406；It is in matrix distribution to be equipped in the first UV modules multiple
Short-wave band UV lamp pipe 403；Multiple long-wave band UV lamp pipes 405 in matrix distribution are installed, light is urged in the 2nd UV modules
Change net 404 be located at the first UV modules, multiple short-wave band UV lamp pipes 403 of the 2nd UV modules or long-wave band UV lamp pipe 405 it
Between, the general 3-6 that is arranged arranges photocatalysis net 404.
The ultraviolet wavelength that the short-wave band UV lamp pipe 403 generates is 185nm.What the long-wave band UV lamp pipe 405 generated
Ultraviolet wavelength is 254nm.
The exhaust gas cleaned by cascade spray booth 200 enters equipment, Air Heater from the air inlet of 400 front end of UV photooxidations equipment
401 can capture the particle in air-flow with physics, while air-flow can be made to be covered in entire UV photooxidations equipment 400；The coating cloud cotton 402
Filter out little particle water mist, coating cloud and the dust in exhaust gas；Filtered exhaust gas just remains volatile organic waste gas, passes through the first UV
The ultraviolet light that 403 generation wavelength of short-wave band UV lamp pipe in module is 185nm, which converts oxygen molecule, generates ozone, and in photocatalysis
Catalytic oxidation occurs under the action of the photocatalyst of net 404, while being produced by the long-wave band UV lamp pipe 405 in the 2nd UV modules
Raw wavelength is that the ultraviolet light of 254nm converts the ozone to strong oxidizer OH, so by the organic matter in exhaust gas be decomposed into water and
Carbon dioxide；To realize the high-efficient purification to volatile organic compounds.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope of present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of integration cascade waste gas treatment equipment, which is characterized in that including cascade spray booth (200), UV photooxidation equipment
(400) and be connected between the cascade spray booth (200) and the UV photooxidations equipment (400) for from the cascade
The centrifugal blower (300) that spray booth (200) is blown to the UV photooxidations equipment (400)；The outlet of the UV photooxidations equipment (400)
Lead to air by exhaust duct (500)；
The cascade spray booth (200) includes cabinet (1), the suspended hood (2) being arranged at the top of the cabinet (1) and setting
The aqua storage tank (10) of cabinet (1) bottom, the cabinet (1) are internally provided with gas channel (3), the gas channel (3)
The lower water curtain plate (4) of front setting, the upper water curtain plate (5) of top setting of the lower water curtain plate (4)；
The lower part of the lower water curtain plate (4) is the smooth surface being bent to the gas channel (3) direction, and with the cabinet
(1) the first air inlet (3a) for leading to the gas channel (3) is formed between bottom plate；
The lower part of the upper water curtain plate (5) is the smooth surface being bent to the gas channel (3) direction, and with the lower cascade
The top of plate (4), which is formed, leads to internal the second air inlet (3b) of the gas channel (3)；
Deflector (17), the deflector (17) is arranged in the bottom of the gas channel (3) at the backboard of the cabinet (1)
The backboard and bottom plate of the cabinet (1) are separately fixed in the both ends of the arc-shaped being recessed inwardly, and the deflector (17)
On；
Being equipped on rear side of the top of the upper water curtain plate (5) can be to the first overflow launder of the outer plate surface spilling water of the upper water curtain plate (5)
(6a), the top rear side of the lower water curtain plate (4) is equipped with can be to the second overflow launder of the outer plate surface spilling water of the lower water curtain plate (4)
(6b)；
And the bottom end of the upper water curtain plate (5) is located at the surface of second overflow launder (6b)；First overflow launder
(6a) is supplied water by water inlet pipe (13)；
Multiple bolt plates (16a) are welded at the both sides interval of the lower water curtain plate (4) and the upper water curtain plate (5), and are passed through
Bolt (16b) and the side plate of the cabinet (1) are fixed, the lower water curtain plate (4) and the upper water curtain plate (5) and the cabinet
(1) it is sealed by sealing joint strip (16c) between side plate；
The middle part of the gas channel (3) is equipped with multigroup spray equipment from top to bottom, and spray equipment described in every group includes laterally setting
The spraying layer (31) set, and packing layer (32) of the setting below the spraying layer (31)；The spraying layer (31) is by multiple
The spray head of solid umbrella cover forms, and the water inlet of the spray head is connected to the water inlet pipe (13)；The spraying layer (31)
It sprays water above to described filler layer (32)；
One group of steam-water separator (100) is laterally paved on the top horizontal section of the gas channel (3)；Each carbonated drink point
It is made of multiple vertically arranged corrugated platings (100a) that are mutually parallel from device (100), shape between multiple corrugated platings (100a)
At vertical undulatory split tunnel (100b)；
The upper back of the cabinet (1) and the dismountable inspection plate of the steam-water separator (100) corresponding section setting
(101)；
The bottom water outlet of the aqua storage tank (10) is connected with the import of circulating pump (12), the outlet of the circulating pump (12) and institute
Water inlet pipe (13) is stated to be connected.
2. environment-friendly type Water curtain machine according to claim 1, which is characterized in that the suspended hood (2) is up big and down small funnel
The bottom end of shape structure, the suspended hood (2) is plugged on the top of the gas channel (3), and is sealed by fluid sealant.
3. environment-friendly type Water curtain machine according to claim 2, which is characterized in that the cabinet at where the spray equipment
(1) opened up on backboard and set manhole, and access panel is set in the manhole upper cover, the top of the access panel by hinge with
The backboard of the cabinet (1) is hinged, and handle is arranged in the access panel outer plate surface.
4. environment-friendly type Water curtain machine according to claim 3, which is characterized in that the rear side of the cabinet (1) is equipped with protective plate
(18), the upper and lower ends of the protective plate (18) are removably attachable on the cabinet (1).
5. environment-friendly type Water curtain machine according to claim 1, which is characterized in that described filler layer (32) is by multiple polypropylene Bauers
Ring stacks.
6. environment-friendly type Water curtain machine according to claim 1, which is characterized in that the UV photooxidations equipment (400) includes shell, institute
The front end for stating shell is air inlet, and the rear end of the shell is air outlet；The enclosure interior from air inlet to air outlet successively
Air Heater (401), coating cloud cotton (402), the first UV modules, the 2nd UV modules, activated carbon cotton (406) are set；
Multiple short-wave band UV lamp pipes (403) in matrix distribution are installed in the first UV modules；In the 2nd UV modules
Multiple long-wave band UV lamp pipes (405) in matrix distribution are installed；
Photocatalysis net (404) be located at the first UV modules and the 2nd UV modules multiple short-wave band UV lamp pipes (403) or
Between long-wave band UV lamp pipe (405).
7. environment-friendly type Water curtain machine according to claim 6, which is characterized in that 3~6 rows are arranged in the photocatalysis net (404).
8. environment-friendly type Water curtain machine according to claim 7, which is characterized in that the purple that the short-wave band UV lamp pipe (403) generates
Outside line wavelength is 185nm；The ultraviolet wavelength that the long-wave band UV lamp pipe (405) generates is 254nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720825.9A CN108514788A (en) | 2018-07-04 | 2018-07-04 | Integrated cascade waste gas treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720825.9A CN108514788A (en) | 2018-07-04 | 2018-07-04 | Integrated cascade waste gas treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108514788A true CN108514788A (en) | 2018-09-11 |
Family
ID=63428098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810720825.9A Pending CN108514788A (en) | 2018-07-04 | 2018-07-04 | Integrated cascade waste gas treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108514788A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109821403A (en) * | 2019-02-27 | 2019-05-31 | 天津市可帮化工产品有限公司 | The paint mist treatment equipment that a kind of cascade and photodissociation combine |
| CN109821351A (en) * | 2019-02-27 | 2019-05-31 | 天津市可帮化工产品有限公司 | A kind of spray painting water curtain type waste gas treatment equipment |
| CN110404393A (en) * | 2019-08-30 | 2019-11-05 | 青州市泓图环境科技有限公司 | Integrated waste gas treatment equipment |
| CN110918332A (en) * | 2019-12-23 | 2020-03-27 | 中山市华禾机械有限公司 | Environment-friendly movable polishing paint spray booth |
| CN111495598A (en) * | 2020-04-26 | 2020-08-07 | 安徽顺达环保科技股份有限公司 | Device and method for stably maintaining water film uniformity of wet electric dust collector |
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