CN206168146U - Pitch fume scrubbing treatment facility - Google Patents

Pitch fume scrubbing treatment facility Download PDF

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Publication number
CN206168146U
CN206168146U CN201620731260.0U CN201620731260U CN206168146U CN 206168146 U CN206168146 U CN 206168146U CN 201620731260 U CN201620731260 U CN 201620731260U CN 206168146 U CN206168146 U CN 206168146U
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pipeline
water
dynamic wave
pump
oxidation
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包禾欣
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Polytron Technologies Inc, Zhejiang, Zhejiang
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包禾欣
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    • 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

Abstract

The utility model discloses a pitch fume scrubbing treatment facility, this equipment include dynamic wave washing device, light direct oxidation photo -catalytic oxidization device and water treatment facilities, and the dynamic wave washing device leads to pipe with water treatment facilities to be connected, and the dynamic wave washing device leads to air through tube with light direct oxidation photo -catalytic oxidization device to be connected. Dynamic wave washing + gas, success solid, that liquid separation + photochemical oxidation technique + water treatment purification handles the glance coal are important breakthroughs in the environmental protection field technique, and internal a lot of enterprises all adopt water to spray washing + active carbon adsorption method handling the industrial waste gas including the high concentration organic matter basically at present, and there also all have the scrubbing effect to be unsatisfactory, and the active carbon is difficult to handle the scheduling problem, the utility model discloses a success, especially smooth direct oxidation and the light catalytic oxidation of dynamic wave washing + photochemical oxidation technique purification treatment glance coal have opened up a new more wide way in coordination with reaction technique's development for china's air pollution control and industrial waste gas's processing.

Description

A kind of asphalt smoke gas purifying processing equipment
Technical field
The utility model is related to a kind of flue-gas purification treatment device, more particularly to a kind of asphalt smoke gas purifying processing equipment.
Background technology
Country's glance coal processing method mainly has burning method, cooling method, oily absorption method, Water spray washing+activated carbon at present Method, Water spray washing+electric fishing oil process etc., majority use Water spray washing, along with rear class processing unit, use with top Method treatment glance coal effect is undesirable, and reason is that 1, burning method is mainly and glance coal is introduced directly into high-temperature incinerator is burnt Burn, its subject matter for existing is:A, largely consume the energy;The generation of B, a large amount of nitrogen oxides (NOx), denitration difficulty is big;C、 The Utilizing question of high-temperature flue gas;2nd, cooling method is that glance coal is first cooled down, and high boiling organic matter in glance coal is passed through Into oily liquid object after cooling, then gas-liquid separation is carried out, the gas after separation will be for further processing, what cooling method was primarily present Problem is:A, cooling effectiveness are low;Contain a large amount of particulate matters in B, glance coal, the oil and particulate matter for cooling down are solidifying to be combined, Often the line clogging in cooling device, and pipeline is not only all but also long, it is difficult to clean;3rd, Water spray washing+activated carbon method effect Really undesirable main cause can be summarized as it is following some:A, the tar and tar gas that efficiently remove in bitumen flue gas, to wet type Washer requirement is very high, it is necessary to accomplishes that solution-air two-phase has the touch opportunity of maximum, i.e., not only requires solution-air two-phase contact area It is the bigger the better, and requires that time of contact, the longer the better;The nozzle that B, current spray scrubber are used, the size droplet diameter of injection (most of all more than 1000 μm), much larger than the particle diameter (0.1-10 μm) of tar droplet, reduces touch opportunity, or even can deposit In the blind area that solution-air two-phase cannot be contacted;C, because water is to recycle, (particularly graininess is dirty for pollutant concentration in water Dye thing) more and more higher, and it (is certain in order to ensure that the bore of the nozzle such as current spray scrubber, jet cleaning tower is all smaller Atomizing effect), easily cause spray nozzle clogging, make clean result worse and worse;D, the efficient gas, liquid, solid separator of shortage; E, without effective water treatment facilities, because washings are to recycle, the mist of oil for washing and particulate matter in circulating water chennel Concentration can be increasing, if can not clear up in time that following consequence will result in:1), due to pollutant concentration increasing in recirculated water Plus and reduce clean result, the particularly greasy dirt in water had been cooled having of getting off in the smoke contacts with high temperature, originally Machine thing can volatilize again, form vicious circle, and organic pollution concentration increases and increases the pressure that rear class is processed in making gas; 2), the increase of the particle concentration in recirculated water can cause shower nozzle and line clogging;3), cesspool gives out a burst of foul smell, Pollution environment;The problem present on is the not good major reason of the current water washing method treatment effect for using.Charcoal absorption Problem, activated carbon has stronger adsorption capacity to organic pollution, but there is also some fatal weakness:A), activated carbon without The ability of oiliness organic matter is decomposed, after surface is by oiliness contaminants, will soon be lost activity.And it is main in flue gas Be exactly oiliness pollutant, and easily stick to activated carbon surface, especially in the case of prime water washing effect on driving birds is not good, activity Charcoal service life is shorter;B), using active carbon adsorption, equipment resistance drop is big;C), by after the Organic Pollution in bitumen flue gas Activated carbon intractability increase.
4th, water washing+electric fishing oil process, electric fishing oil process principle is the high energy electricity produced by negative electrode in the presence of high-tension electricity Son clashes into pollutant and is allowed to powered, then has anode to adsorb.Many units induce one electric fishing oil tech treatment glance coal at present, but general All over reflection effect on driving birds is not good, subject matter is:A, the oil device manufacturer of country's electric fishing at present is applied to pitch to electric fishing oil device Cigarette has great effect actually, studies all very shallow.For example, 1) there is hundreds of organic matter in glance coal, major part is polycyclic And heterocycle, how many molecule can be powered actually;2) high energy electron of much energy can just interrupt molecule bond energy be allowed to it is powered or By powered after addition;3) how many amount of pollutant (or concentration) can be processed after power and voltage determine actually for electric fishing oil device Rather than the treatment how many exhaust gas volumn for only providing at present, the data of the above, producer cannot all provide, according to having near in analysis glance coal 20-30% organic matters cannot be powered by current device, and this is also that unit efficiency is not high (typically up to exists for current electric fishing oil 60-70% or so) main cause;B, electric fishing oil device nowhere manages the ability of gaseous organic pollutant;C, big portion in glance coal It is inflammable and explosive organic pollution to divide, in the presence of high-tension electricity, such as without extremely reliable burn-proof and explosion prevention device, it is possible to make Into explosion accident.
Utility model content
The utility model provides a kind of asphalt smoke gas purifying processing equipment, solves prior art to asphalt smoke gas purifying effect Undesirable problem.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
The utility model provides a kind of asphalt smoke gas purifying processing equipment, including dynamic wave scrubbing device, light direct oxidation Photocatalytic oxidation device and water treatment facilities, dynamic wave scrubbing device are connected with water treatment facilities by water pipe, dynamic wave scrubbing Device is connected with light direct oxidation photocatalytic oxidation device by tracheae, dynamic wave scrubbing device include air inlet pipe, flush water pump, Cyclone separator, flush cycle tank, water circulating pump, sluicing pipe, dynamic wave scrubbing groove and demister, flush water pump are provided with pipe Road, pipeline is provided with nozzle, and inside nozzle insertion air inlet pipe, air inlet pipe be connected with cyclone separator, cyclone separator and washs Pipe is connected by pipeline, and cyclone separator is connected with flush cycle tank by pipeline, and pipeline is provided with valve, flush cycle water Groove is connected with flush water pump by pipeline, and pipeline is provided with valve, and dynamic wave nozzle and multistage corrugated plating are provided with inside sluicing pipe, Dynamic wave nozzle is connected by pipeline with water circulating pump, and sluicing pipe is connected with dynamic wave scrubbing groove by pipeline, water circulating pump with Dynamic wave scrubbing groove is connected by pipeline, and pipeline is provided with valve, and dynamic wave scrubbing groove is connected with demister by pipeline, foam removal Device is connected by tracheae with light direct oxidation photocatalytic oxidation device.
Preferably, small pump and liquid level gauge are equipped with flush cycle tank and dynamic wave scrubbing groove.
Preferably, light direct oxidation photocatalytic oxidation device includes casing, filter, uviol lamp and photocatalytic plate, filtering Device, uviol lamp and photocatalytic plate are located at box house, and uviol lamp is arranged on framework, and framework and photocatalytic plate are spaced area and are Photocatalytic region, remaining framework region is light direct oxidation area, and the gas after the treatment of dynamic wave scrubbing device enters cartonning by air inlet In vivo, pass sequentially through filter, light direct oxidation area, photocatalytic region, finally by gas outlet discharge clean gas.
Preferably, water treatment facilities include medial launder, wastewater disposal pump, fuel reserve tank back water pump, fuel reserve tank, water treatment case, Centrifuge, Rinsing Area and small pump, medial launder are connected with flush cycle tank and dynamic wave scrubbing groove respectively by water pipe, middle Groove is connected by pipeline with wastewater disposal pump, and wastewater disposal pump is connected by pipeline with water treatment case, and water treatment case passes through pipeline It is connected with centrifuge, centrifuge is connected by pipeline with Rinsing Area, Rinsing Area is connected by pipeline with small pump, and small pump passes through Pipeline is connected with flush cycle tank, dynamic wave scrubbing groove and product line dynamic wave tank respectively, and medial launder is by pipeline and storage Fuel tank back water pump is connected, and fuel reserve tank back water pump is connected by pipeline with fuel reserve tank, and fuel reserve tank is connected by pipeline with water treatment case, Oil storage upper box part is provided with oil removal machine, and oil removal machine is connected by pipeline with oil drum, and water treatment case top is provided with mixer, precipitating reagent and matches somebody with somebody Case and water inlet are put, precipitating reagent configuration upper box part is provided with charge door, mixer and water inlet.
Preferably, medial launder and Rinsing Area are provided with liquid level gauge, and Rinsing Area is connected with filling pipe.
Advantage of the present utility model and beneficial effect are:The utility model provides a kind of asphalt smoke gas purifying treatment and sets Standby, flush water pump is provided with pipeline, and pipeline is provided with nozzle, and the effect of pipe flushing is mainly cooled flue gas, while part Greasy dirt and particulate matter are rinsed, and prevent line clogging, and can also play prevents the generation of dieseling in pipeline, after pipe flushing Flue gas and water enter cyclone separator, carry out first order gas, liquid, solid separation, air-liquid separate after flue gas from top to bottom with Certain speed enters sluicing pipe, during cleaning solution then sprays into air-flow from bottom to top by water circulating pump by dynamic wave nozzle, causes Gas-liquid two-phase speed in reversed direction head-on collision high, when the momentum of gas-liquid two-phase reaches balance, will form a froth zone for high turbulence, The height of froth zone can mainly adjust injection flow rate by calculating.In froth zone, gas-liquid two-phase is contacted in high velocity turbulent flow, therefore Contact surface area is very big, and contact surface is constantly updated rapidly with the impact of water, so as to reach quick cooling and height Effect clean result.
Meanwhile, according to froth zone lower section gas-liquid two-phase be co-current flow the characteristics of, set a multistage corrugated plating, make gas-liquid Two-phase carries out turbulent closure scheme again, serves the effect of following current washing, the equipment is served the effect of two-stage series connection washing, Demister carries out air-liquid separation and separates water into away, and purified gas is entered after the liquid foam through demister except deentrainment by tracheae In entering light direct oxidation photocatalytic oxidation device.Cleaning solution is periodically discharged by flush cycle tank and dynamic wave scrubbing groove, together When water is changed by small pump moisturizing, change to through water treatment facilities process after (having removed surface and oil contaminant and bottom aggradation thing) equivalent Fresh water, water be recycle, without sewage discharge.
Dynamic wave scrubbing device advantage is:1. purification efficiency is high.According to the flow feature of biphase gas and liquid flow, by dynamic wave Foamed cleaning is combined in an equipment with two phase flow following current washing, has reached the effect of two-stage tandem washing, it will be apparent that improved Detersive efficiency, washs particulate matter efficiency>99%, oil removal efficiency>80%, the washing traditional far above spray column, packed tower etc. Equipment;2. large aperture nozzle is used, the problem of contained solid particle plug nozzle in liquid phase is efficiently avoid, is conducive to washing The recycling of liquid, circulation fluid solid content remains to normally use up to 20% or so;3. operating flexibility is big, applied widely, energy Suitable for the occasion that treatment tolerance fluctuation is larger, tolerance fluctuation range is up to 50%~100%;4. efficient gas, liquid, solid are used Separator, prevent it is scrubbed after gas in water, the pollution to rear class of oil and particulate matter carried secretly, carry out gas, liquid, solid separation Up to 96%, up to 99%, demister removes small particle liquid to gas-solid disngaging efficiency to gas-liquid separation efficiency using capillary effect Drop, the liquid foam entrainment amount in exit gas is made using efficient device<5mg/m3, substantially taken out of without particulate matter, so as to protect Rear class light direct oxidation photocatalytic oxidation device has been protected not to be contaminated.
Light direct oxidation photocatalytic oxidation device prime is light direct oxidation area, and rear class is photochemical catalytic oxidation area.It is straight in light Connect zoneofoxidation and be mainly and multilayer double-wavelength ultraviolet lamp is installed, multi-layered photocatalyst plate, photocatalytic plate are installed in photochemical catalytic oxidation area Multiple rows of uviol lamp, light direct oxidation area operation principle are installed between photocatalytic plate:1, ozone is generated, in light direct oxidation area Multilayer dual wavelength (185nm, 254nm) uviol lamp mainly is installed by network structure, under wavelength 185nm ultraviolet lights, Because of the bond energy of the energy more than oxygen of 185nm photons, so as to interrupt the molecular link existence elemental oxygen of oxygen, elemental oxygen and oxygen Molecule combines generation ozone;2, ozone resolves into elemental oxygen and oxygen again under 254nm wavelength ultraviolet radiations;3, elemental oxygen Continue to react with the hydrone in gas, hydroxyl radical free radical of the generation with Strong oxdiative ability, in the ultraviolet lighting of enough power Penetrate down, 1mol ozone can produce 2mol hydroxyl radical free radicals;Ozone is actually to play a part of transition medium, because elemental oxygen is present Time is very short, and the residence time of ozone is long, at normal temperatures up to 1-2 seconds, can diffuse to whole photooxidation area, and 254nm Length ultraviolet light decay rate is smaller, can keep effective power in the range of certain distance, therefore by the use of ozone as transition Medium, it is possible to increase the probability that hydroxyl radical free radical is produced, light direct oxidation area category gas phase reaction, gas passes through all to locate during photooxidation area Among the encirclement of hydroxyl radical free radical and elemental oxygen with Strong oxdiative ability, with sufficient time of contact and touch opportunity (must control flue gas flow rate), the efficiency of organic pollution is up to more than 80% in light direct oxidation area removal bitumen flue gas.Light Catalysis oxidation area operation principle:The hole and further by hole that photocatalyst surface is produced mainly under ultraviolet light The hydroxyl radical free radical generated with the water molecule reaction of photocatalyst surface, hole and hydroxyl radical free radical all have high oxidation potential Can, under the strong oxidation of hole and hydroxyl radical free radical, the further oxygen of organic matter that light direct oxidation area is failed to have aoxidized Change, be finally fully oxidized to CO2And H2O, photochemical catalytic oxidation area belongs to gas, solid reaction, it is therefore necessary to ensure gas and photochemical catalyst Plate has sufficient touch opportunity, is that this utility model uses the porous nickel mesh with very big specific surface area three-dimensional structure as base Plate, (scribbles TiO above2), increased gas and photochemical catalyst plate contact surface.
The technology that light direct oxidation photocatalytic oxidation device is combined using light direct oxidation and photochemical catalytic oxidation, it is available The elemental oxygen that ultraviolet light+ozone is produced in photooxidation area has very strong absorption energy for the electronics that photocatalyst surface is produced Power, so as to greatly reduce the recombination rate of electronics and hole, this plays an important roll to improving photocatalysis efficiency, here it is adopting With light direct oxidation and an important feature of photochemical catalytic oxidation concerted reaction, mutually tied with photochemical catalytic oxidation using light direct oxidation The new technology of conjunction, greatly improves the ability for the treatment of organic pollution, processes the efficiency of organic pollution up to more than 95%, Adulterated some metal ions and nonmetallic ion in photochemical catalyst, reduce the recombination rate in electronics and hole, urged so as to improve light The quantum conversion rate of agent, plant energy consumption is relatively low (often to process 1000 cubes of ms/h of bitumen flue gas, power consumption about 0.5-0.7kw Electric energy), and because the resistance drop of photochemical catalyst plate is far below activated carbon (about 1/10), it is possible to decrease the energy consumption of air-introduced machine, dress The operating cost put is far below the operating cost of current Water spray cleaning+charcoal absorption method, and uviol lamp service life exists More than 12000 hours, because waterproofing membrane production is typically all Batch Process, therefore uviol lamp service life can 2-3 with On, photochemical catalyst service life can be in 5-10.
To ensure dynamic wave scrubbing efficiency and pipe flushing efficiency, it is necessary to often change recirculated water, and treatment is changed in time The sewage for getting off.Water treatment facilities, is provided with three water tanks:1, medial launder (can use current underground tank) 2, water treatment case (including it is heavy Shallow lake agent configuration case) 3, Rinsing Area changes water and handling process:1), when needing to change water, flush cycle tank, dynamic wave scrubbing The sewage of groove is put into medial launder;2), precipitating reagent configuration:Water (quantitative by liquid level gauge) according to water treatment case, in precipitating reagent Configuration upper box part is quantitatively adding solid precipitation agent, is proportionally added into clear water (quantitative by liquid level gauge), stirs 15~30 minutes;3) Water treatment procedure:Precipitating reagent configuration lower box part valve is opened, the precipitating reagent for having configured is added water treatment case, start mixer, Static half an hour after stirring 15~30 minutes;4), oil removing:Valve is first passed through to be put into the oil (band part water) on water treatment case top Fuel reserve tank, after then starting oil removal machine oil sucking-off, flows into oil drum recovery, and water returns to medial launder;5), remove the gred:After oil reservoir overflow Bottom discharging valve is opened, water carries out liquid, solid separation, can be returned as raw material after slag (rubber powder) drying after separation into centrifuge Receive, water is used as to change water, whole device without sewage discharge into Rinsing Area;6) divided by small pump when, the clear water after treatment changes water Flush cycle tank and dynamic wave scrubbing groove not being squeezed into, treatment being completed and is changed water process, whole process is automatically controlled by computer.
The success of dynamic wave scrubbing+gas, solid and liquid separation+photochemical oxidation technology+water process purified treatment glance coal is ring The important breakthrough protected in art, many enterprises domestic at present are processing the industrial waste gas containing high-enriched organics, such as Coking, charcoal element, spray painting and application etc. are substantially all using Water spray cleaning+charcoal absorption method, also all there is scavenging effect Undesirable, activated carbon is difficult to the problems such as processing.Therefore dynamic wave scrubbing+photochemical oxidation technology purified treatment glance coal into Work(, particularly light direct oxidation are China's air contaminant treatment and industrial waste gas with the exploitation of photochemical catalytic oxidation concerted reaction technology Treatment open a new more wide approach.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is dynamic wave scrubbing apparatus structure schematic diagram of the present utility model.
Fig. 2 is smooth direct oxidation photocatalytic oxidation device structural representation of the present utility model.
Fig. 3 is water treatment facilities structural representation of the present utility model.
In figure:1- water pipes, 2- tracheaes, 3- air inlet pipe, 4- flush water pumps, 5- cyclone separators, 6- flush cycle tanks, 7- Water circulating pump, 8- sluicing pipes, 9- dynamic wave scrubbing grooves, 10- demisters, 11- pipelines, 12- nozzles, 13- pipelines, 14- pipelines, 15- pipelines, 16- valves, 17- oil drums, 18- small pumps, 19- pipelines, 20- pipelines, 21- valves, 22- valves, 23- pipelines, 24- Liquid level gauge, 25- dynamic wave nozzles, the multistage corrugated platings of 26-, 27- pipelines, 28- casings, 29- filters, 30- uviol lamps, 31- light Catalytic plate, 32- frameworks, 33- air inlets, 34- gas outlets, 35- medial launders, 36- wastewater disposal pumps, 37- fuel reserve tank back water pumps, 38- fuel reserve tanks, 39- water treatment cases, 40- centrifuges, 41- Rinsing Areas, 42- small pumps, 43- pipelines, 44- pipelines, 45- pipelines, 46- pipelines, 47- pipelines, 48- pipelines, 49- pipelines, 50- pipelines, 51- oil removal machines, 52- mixers, 53- precipitating reagents configuration case, 54- charge doors, 55- mixers, 56- water inlets, 57- water inlets, 58- filling pipes.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is further described.Hereinafter implement Example is only used for clearly illustrating the technical solution of the utility model, and protection model of the present utility model can not be limited with this Enclose.
As Figure 1-3, the utility model is a kind of asphalt smoke gas purifying processing equipment, including dynamic wave scrubbing device, Light direct oxidation photocatalytic oxidation device and water treatment facilities, the dynamic wave scrubbing device pass through water with the water treatment facilities Pipe 1 is connected, and the dynamic wave scrubbing device is connected with light direct oxidation photocatalytic oxidation device by tracheae 2, the dynamic wave Wash mill includes air inlet pipe 3, flush water pump 4, cyclone separator 5, flush cycle tank 6, water circulating pump 7, sluicing pipe 8, dynamic Reeb sink 9 and demister 10, the flush water pump 4 are provided with pipeline 11, and the pipeline 11 is provided with nozzle 12, the spray Mouth 12 is inserted inside the air inlet pipe 3, and the air inlet pipe 3 is connected with the cyclone separator 5, the cyclone separator 5 and institute State sluicing pipe 8 to be connected by pipeline 13, the cyclone separator 5 is connected with the flush cycle tank 6 by pipeline 14, institute State pipeline 14 and be provided with valve 22, the flush cycle tank 6 is connected with the flush water pump 4 by pipeline 15, the pipeline 15 are provided with valve 16, and dynamic wave nozzle 25 and multistage corrugated plating 26, the dynamic wave nozzle 25 are provided with inside the sluicing pipe 8 It is connected with the water circulating pump 7 by pipeline 27, the sluicing pipe 8 is connected with the dynamic wave scrubbing groove 9 by pipeline 19, institute State water circulating pump 7 to be connected by pipeline 20 with the dynamic wave scrubbing groove 9, the pipeline 20 is provided with valve 21, the power Ripple sink 9 is connected with the demister 10 by pipeline 23, and the demister 10 passes through the tracheae 2 and the direct oxygen of the light Photocatalysis oxidation unit is connected, and small pump 18 and liquid level gauge are equipped with the flush cycle tank 6 and dynamic wave scrubbing groove 9 24。
The smooth direct oxidation photocatalytic oxidation device includes casing 28, filter 29, uviol lamp 30 and photocatalytic plate 31, The effect of filter 29 is to prevent oil residues particle water thing from entering photooxidation area, the filter 29, uviol lamp 30 and photocatalysis Plate 31 is located inside the casing 28, and the uviol lamp 30 is arranged on framework 32, the framework 32 and the photocatalytic plate 31 Area is spaced for photocatalytic region, the only described area of framework 32 is light direct oxidation area, after the dynamic wave scrubbing device treatment Gas by air inlet 33 enter the casing 28 in, pass sequentially through the filter 29, light direct oxidation area, photocatalysis Area, finally by gas outlet 34 discharge clean gas, the photocatalytic plate using three-dimensional structure porous nickel mesh as substrate, on Face scribbles TiO2, by after the treatment of light direct oxidation photocatalytic oxidation device, scavenging effect has reached more than 98%.
The water treatment facilities includes medial launder 35, wastewater disposal pump 36, fuel reserve tank back water pump 37, fuel reserve tank 38, Shui Chu Reason case 39, centrifuge 40, Rinsing Area 41 and small pump 42, the medial launder 35 are followed with the flushing respectively by the water pipe 1 Ring tank 6 and the dynamic wave scrubbing groove 9 are connected, and the medial launder 35 is connected by pipeline 43 with the wastewater disposal pump 36, The wastewater disposal pump 36 is connected by pipeline 44 with the water treatment case 39, and the water treatment case 39 passes through pipeline 45 and institute State centrifuge connection, the centrifuge is connected by pipeline 46 with the Rinsing Area 41, the Rinsing Area 41 by pipeline 47 and The small pump 42 is connected, the small pump 42 by pipeline 48 respectively with the flush cycle tank 6, the dynamic wave scrubbing Groove 9 is connected and the connection of product line dynamic wave tank, and the medial launder 35 is connected by pipeline with the fuel reserve tank back water pump 37, institute State fuel reserve tank back water pump 37 to be connected with the fuel reserve tank by pipeline 49, the fuel reserve tank passes through pipeline 50 and the water treatment case 39 connections, are equipped with valve on the pipeline 44, pipeline 45, pipeline 48, pipeline 49 and pipeline 50, the oil storage upper box part is provided with Oil removal machine 51, the oil removal machine is connected by pipeline with oil drum 17, and the water treatment case top is provided with mixer 52, precipitating reagent and matches somebody with somebody Put case 53 and water inlet 57, precipitating reagent configuration case 53 top is provided with charge door 54, mixer 55 and water inlet 56, it is described in Between groove 35 and Rinsing Area 41 be provided with liquid level gauge, the Rinsing Area 41 is connected with filling pipe 58.
The utility model provides a kind of asphalt smoke gas purifying processing equipment, and flush water pump is provided with pipeline, and pipeline is provided with Nozzle, the effect of pipe flushing is mainly cooled flue gas, while part greasy dirt and particulate matter are rinsed, prevents pipeline from blocking up Plug, can also play prevents the generation of dieseling in pipeline, and the flue gas and water after pipe flushing enter cyclone separator, carries out the One-level gas, liquid, solid are separated, and the flue gas after air-liquid is separated enters sluicing pipe with certain speed from top to bottom, and cleaning solution then passes through Water circulating pump is sprayed into air-flow from bottom to top by dynamic wave nozzle, causes gas-liquid two-phase speed in reversed direction high to clash, when gas-liquid two-phase When momentum reaches balance, a froth zone for high turbulence will be formed, the height of froth zone can mainly be adjusted by calculating Injection flow rate.In froth zone, gas-liquid two-phase is contacted in high velocity turbulent flow, therefore contact surface area is greatly, and contact surface is with water Impact is constantly updated rapidly, so as to reach quick cooling and high-efficient washing effect.
Meanwhile, according to froth zone lower section gas-liquid two-phase be co-current flow the characteristics of, set a multistage corrugated plating, make gas-liquid Two-phase carries out turbulent closure scheme again, serves the effect of following current washing, the equipment is served the effect of two-stage series connection washing Really, demister carry out air-liquid separate separate water into away, purified gas through demister except deentrainment liquid foam after by tracheae Into in light direct oxidation photocatalytic oxidation device.Cleaning solution is periodically discharged by flush cycle tank and dynamic wave scrubbing groove, Water is changed by small pump moisturizing simultaneously, is changed to (having removed surface and oil contaminant and bottom aggradation thing) after being processed through water treatment facilities etc. The fresh water of amount, water is to recycle, without sewage discharge.
Light direct oxidation photocatalytic oxidation device prime is light direct oxidation area, and rear class is photochemical catalytic oxidation area.It is straight in light Connect zoneofoxidation and be mainly and multilayer double-wavelength ultraviolet lamp is installed, multi-layered photocatalyst plate, photocatalytic plate are installed in photochemical catalytic oxidation area Multiple rows of uviol lamp, light direct oxidation area operation principle are installed between photocatalytic plate:1, ozone is generated, in light direct oxidation area Multilayer dual wavelength (185nm, 254nm) uviol lamp mainly is installed by network structure, under wavelength 185nm ultraviolet lights, Because of the bond energy of the energy more than oxygen of 185nm photons, so as to interrupt the molecular link existence elemental oxygen of oxygen, elemental oxygen and oxygen Molecule combines generation ozone;2, ozone resolves into elemental oxygen and oxygen again under 254nm wavelength ultraviolet radiations;3, elemental oxygen Continue to react with the hydrone in gas, hydroxyl radical free radical of the generation with Strong oxdiative ability, in the ultraviolet lighting of enough power Penetrate down, 1mol ozone can produce 2mol hydroxyl radical free radicals;Ozone is actually to play a part of transition medium, because elemental oxygen is present Time is very short, and the residence time of ozone is long, at normal temperatures up to 1-2 seconds, can diffuse to whole photooxidation area, and 254nm Length ultraviolet light decay rate is smaller, can keep effective power in the range of certain distance, therefore by the use of ozone as transition Medium, it is possible to increase the probability that hydroxyl radical free radical is produced, light direct oxidation area category gas phase reaction, gas passes through all to locate during photooxidation area Among the encirclement of hydroxyl radical free radical and elemental oxygen with Strong oxdiative ability, with sufficient time of contact and touch opportunity (must control flue gas flow rate), the efficiency of organic pollution is up to more than 80% in light direct oxidation area removal bitumen flue gas.Light Catalysis oxidation area operation principle:The hole and further by hole that photocatalyst surface is produced mainly under ultraviolet light The hydroxyl radical free radical generated with the water molecule reaction of photocatalyst surface, hole and hydroxyl radical free radical all have high oxidation Potential energy, under the strong oxidation of hole and hydroxyl radical free radical, the organic matter that light direct oxidation area is failed to have aoxidized is further Oxidation, is finally fully oxidized to CO2And H2O, photochemical catalytic oxidation area belongs to gas, solid reaction, it is therefore necessary to ensure gas and photochemical catalyst Plate has sufficient touch opportunity, is that this utility model uses the porous nickel mesh with very big specific surface area three-dimensional structure as base Plate, (scribbles TiO above2), increased gas and photochemical catalyst plate contact surface.
The technology that light direct oxidation photocatalytic oxidation device is combined using light direct oxidation and photochemical catalytic oxidation, it is available The elemental oxygen that ultraviolet light+ozone is produced in photooxidation area has very strong absorption energy for the electronics that photocatalyst surface is produced Power, so as to greatly reduce the recombination rate of electronics and hole, this plays an important roll to improving photocatalysis efficiency, here it is adopting With light direct oxidation and an important feature of photochemical catalytic oxidation concerted reaction, mutually tied with photochemical catalytic oxidation using light direct oxidation The new technology of conjunction, greatly improves the ability for the treatment of organic pollution, processes the efficiency of organic pollution up to more than 95%, Adulterated some metal ions and nonmetallic ion in photochemical catalyst, reduce the recombination rate in electronics and hole, urged so as to improve light The quantum conversion rate of agent, plant energy consumption is relatively low (often to process 1000 cubes of ms/h of bitumen flue gas, power consumption about 0.5-0.7kw Electric energy), and because the resistance drop of photochemical catalyst plate is far below activated carbon (about 1/10), it is possible to decrease the energy consumption of air-introduced machine, dress The operating cost put is far below the operating cost of current Water spray cleaning+charcoal absorption method, and uviol lamp service life exists More than 12000 hours, because waterproofing membrane production is typically all Batch Process, therefore uviol lamp service life can 2-3 with On, photochemical catalyst service life can be in 5-10.
To ensure dynamic wave scrubbing efficiency and pipe flushing efficiency, it is necessary to often change recirculated water, and treatment is changed in time The sewage for getting off.Water treatment facilities, is provided with three water tanks:1, medial launder (can use current underground tank) 2, water treatment case (including it is heavy Shallow lake agent configuration case) 3, Rinsing Area changes water and handling process:1), when needing to change water, flush cycle tank, dynamic wave scrubbing The sewage of groove is put into medial launder;2), precipitating reagent configuration:Water (quantitative by liquid level gauge) according to water treatment case, in precipitating reagent Configuration upper box part is quantitatively adding solid precipitation agent, is proportionally added into clear water (quantitative by liquid level gauge), stirs 15~30 minutes;3) Water treatment procedure:Precipitating reagent configuration lower box part valve is opened, the precipitating reagent for having configured is added water treatment case, start mixer, Static half an hour after stirring 15~30 minutes;4), oil removing:Valve is first passed through to be put into the oil (band part water) on water treatment case top Fuel reserve tank, after then starting oil removal machine oil sucking-off, flows into oil drum recovery, and water returns to medial launder;5), remove the gred:After oil reservoir overflow Bottom discharging valve is opened, water carries out liquid, solid separation, can be returned as raw material after slag (rubber powder) drying after separation into centrifuge Receive, water is used as to change water, whole device without sewage discharge into Rinsing Area;6) divided by small pump when, the clear water after treatment changes water Flush cycle tank and dynamic wave scrubbing groove not being squeezed into, treatment being completed and is changed water process, whole process is automatically controlled by computer.
Dynamic wave scrubbing device advantage is:1. purification efficiency is high.According to the flow feature of biphase gas and liquid flow, by dynamic wave Foamed cleaning is combined in an equipment with two phase flow following current washing, has reached the effect of two-stage tandem washing, it will be apparent that improved Detersive efficiency, washs particulate matter efficiency>99%, oil removal efficiency>80%, the washing traditional far above spray column, packed tower etc. Equipment;2. large aperture nozzle is used, the problem of contained solid particle plug nozzle in liquid phase is efficiently avoid, is conducive to washing The recycling of liquid, circulation fluid solid content remains to normally use up to 20% or so;3. operating flexibility is big, applied widely, energy Suitable for the occasion that treatment tolerance fluctuation is larger, tolerance fluctuation range is up to 50%~100%;4. efficient gas, liquid, solid are used Separator, prevent it is scrubbed after gas in water, the pollution to rear class of oil and particulate matter carried secretly, carry out gas, liquid, solid separation Up to 96%, up to 99%, demister removes small particle size droplets to gas-solid disngaging efficiency to gas-liquid separation efficiency using capillary effect, Make the liquid foam entrainment amount in exit gas using efficient device<5mg/m3, substantially taken out of without particulate matter, so as to protect Rear class light direct oxidation photocatalytic oxidation device is not contaminated.The equipment uses dynamic wave scrubbing+gas, solid and liquid separation+photochemistry The success of oxidation technology+water process purification techniques treatment glance coal is the technical important breakthrough of field of Environment Protection, current state Interior many enterprises are substantially all use in industrial waste gas of the treatment containing high-enriched organics, such as coking, charcoal element, spray painting and application , also all there is the problems such as scavenging effect is undesirable, and activated carbon is difficult to treatment in Water spray cleaning+charcoal absorption method.Therefore it is dynamic The success of Reeb washing+photochemical oxidation technology purified treatment glance coal, particularly light direct oxidation is cooperateed with photochemical catalytic oxidation The exploitation of reaction technology opens a new more wide approach for the treatment of China's air contaminant treatment and industrial waste gas.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model Protection domain within.

Claims (6)

1. a kind of asphalt smoke gas purifying processing equipment, it is characterised in that the equipment includes dynamic wave scrubbing device, light direct oxidation Photocatalytic oxidation device and water treatment facilities, the dynamic wave scrubbing device are connected with the water treatment facilities by water pipe (1), The dynamic wave scrubbing device is connected with light direct oxidation photocatalytic oxidation device by tracheae (2), the dynamic wave scrubbing dress Put including air inlet pipe (3), flush water pump (4), cyclone separator (5), flush cycle tank (6), water circulating pump (7), sluicing pipe (8), dynamic wave scrubbing groove (9) and demister (10), the flush water pump (4) are provided with pipeline (11), on the pipeline (11) Nozzle (12) is provided with, the nozzle (12) inserts air inlet pipe (3) inside, the air inlet pipe (3) and the cyclone separator (5) connect, the cyclone separator (5) be connected with the sluicing pipe (8) by pipeline (13), the cyclone separator (5) and The flush cycle tank (6) is connected by pipeline (14), and the pipeline (14) is provided with valve (22), the flush cycle water Groove (6) is connected with the flush water pump (4) by pipeline (15), and the pipeline (15) is provided with valve (16), the sluicing pipe (8) internal to be provided with dynamic wave nozzle (25) and multistage corrugated plating (26), the dynamic wave nozzle (25) is by pipeline (27) and institute Water circulating pump (7) connection is stated, the sluicing pipe (8) is connected with the dynamic wave scrubbing groove (9) by pipeline (19), the circulation Water pump (7) is connected with the dynamic wave scrubbing groove (9) by pipeline (20), and the pipeline (20) is provided with valve (21), described Dynamic wave scrubbing groove (9) is connected with the demister (10) by pipeline (23), and the demister (10) is by the tracheae (2) It is connected with the smooth direct oxidation photocatalytic oxidation device.
2. a kind of asphalt smoke gas purifying processing equipment according to claim 1, it is characterised in that the flush cycle tank (6) small pump (18) and liquid level gauge (24) and on dynamic wave scrubbing groove (9) are equipped with.
3. a kind of asphalt smoke gas purifying processing equipment according to claim 1, it is characterised in that the smooth direct oxidation light Catalytic oxidizing equipment include casing (28), filter (29), uviol lamp (30) and photocatalytic plate (31), the filter (29), Uviol lamp (30) and photocatalytic plate (31) are located at the casing (28) inside, and the uviol lamp (30) is arranged on framework (32), The framework (32) and the photocatalytic plate (31) are spaced area for photocatalytic region, and remaining framework (32) Qu Weiguang is direct Zoneofoxidation, the gas after the dynamic wave scrubbing device treatment is entered in the casing (28) by air inlet (33), is led to successively Cross the filter (29), light direct oxidation area, photocatalytic region, finally by gas outlet (34) discharge clean gas.
4. a kind of asphalt smoke gas purifying processing equipment according to claim 3, it is characterised in that the photocatalytic plate is used The porous nickel mesh of three-dimensional structure scribbles TiO above as substrate2
5. a kind of asphalt smoke gas purifying processing equipment according to claim 1, it is characterised in that the water treatment facilities bag Include medial launder (35), wastewater disposal pump (36), fuel reserve tank back water pump (37), fuel reserve tank (38), water treatment case (39), centrifuge (40), Rinsing Area (41) and small pump (42), the medial launder (35) by the water pipe (1) respectively with the flush cycle water Groove (6) and the dynamic wave scrubbing groove (9) are connected, and the medial launder (35) is by pipeline (43) and the wastewater disposal pump (36) Connection, the wastewater disposal pump (36) is connected by pipeline (44) with the water treatment case (39), and the water treatment case (39) is led to Piping (45) is connected with the centrifuge (40), and the centrifuge (40) is connected by pipeline (46) with the Rinsing Area (41) Connect, the Rinsing Area (41) is connected by pipeline (47) with the small pump (42), the small pump (42) is by pipeline (48) It is connected with the flush cycle tank (6), the dynamic wave scrubbing groove (9) and product line dynamic wave tank respectively, the centre Groove (35) is connected by pipeline with the fuel reserve tank back water pump (37), and the fuel reserve tank back water pump (37) is by pipeline (49) and institute Fuel reserve tank (38) connection is stated, the fuel reserve tank (38) is connected by pipeline (50) with the water treatment case (39), the pipeline (44) valve, is equipped with pipeline (45), pipeline (48), pipeline (49) and pipeline (50), fuel reserve tank (38) top is provided with Oil removal machine (51), the oil removal machine (51) is connected by pipeline with oil drum (17), and water treatment case (39) top is provided with stirring Machine (52), precipitating reagent configure case (53) and water inlet (57), and described precipitating reagent configuration case (53) top is provided with charge door (54), stirs Mix machine (55) and water inlet (56).
6. a kind of asphalt smoke gas purifying processing equipment according to claim 5, it is characterised in that the medial launder (35) and Rinsing Area (41) is provided with liquid level gauge, and the Rinsing Area (41) is connected with filling pipe (58).
CN201620731260.0U 2016-07-12 2016-07-12 Pitch fume scrubbing treatment facility Withdrawn - After Issue CN206168146U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105999962A (en) * 2016-07-12 2016-10-12 包禾欣 Asphalt flue gas purification treatment equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105999962A (en) * 2016-07-12 2016-10-12 包禾欣 Asphalt flue gas purification treatment equipment

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Effective date of registration: 20180713

Address after: 310000 19 Feng Ling Road, Wuchang Street, Yuhang District, Hangzhou, Zhejiang.

Patentee after: Polytron Technologies Inc, Zhejiang, Zhejiang

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Patentee before: Bao Hexin

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