CN108844113A - A kind of fluidized bed type fume treating device and application thereof - Google Patents
A kind of fluidized bed type fume treating device and application thereof Download PDFInfo
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- CN108844113A CN108844113A CN201811036551.8A CN201811036551A CN108844113A CN 108844113 A CN108844113 A CN 108844113A CN 201811036551 A CN201811036551 A CN 201811036551A CN 108844113 A CN108844113 A CN 108844113A
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- stainless steel
- steel wire
- reaction chamber
- wire filter
- filter membrane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2035—Arrangement or mounting of filters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The present invention provides a kind of fluidized bed type fume treating devices and application thereof.A kind of fluidized bed type fume treating device, including exhaust fume collecting hood, reaction chamber and blower；The air-blower control flue gas enters the exhaust fume collecting hood and passes through the reaction chamber, final to be discharged；In the reaction chamber, it is sequentially distributed humidifier, ultraviolet lamp, air distribution plate, stainless steel wire filter membrane along the discharge direction of flue gas, the outlet flue of the reaction chamber is successively blocked by air distribution plate, stainless steel wire filter membrane；The air distribution plate and the stainless steel wire filter membrane are preferably renewable；The humidifier is used for the gas humidification entered inside the reaction chamber.The present invention utilizes the oxidation reaction of OH and the high mass tranfer coefficient of oil smoke, realizes the purifying rate of higher oil smoke.
Description
Technical field
The present invention relates to field of mechanical technique, more particularly, to a kind of fluidized bed type fume treating device and application thereof.
Background technique
Chinese's diet structure is different from westerner, and no matter dietetic variety or cooking tools all have very with western countries
Big difference.In Chinese diet processing, fried, fried, cooked, fried occupy very big ratio, therefore the oil smoke in Chinese style kitchen is very big, hold
Easily kitchen environment is made to become greasy and bad cleaning；Meanwhile containing 300 multiple harmful substances in kitchen fume, to human health
There is serious harm with environment.
From the origin cause of formation, kitchen fume is mainly the oil fume generated in edible oil and food heating process.Cooked
Cheng Zhong, sharply vaporized expanding, part of condensation mist formation and oil smoke again are formed together visible oil fume to foam in dish.Oil fume
Predominantly water mist, only top accompany in a small amount with water mist mutually nonwettable oil gas, oil smoke.In addition, oil flue waste gas has some stimulations
Nature and flavor road.
From the perspective of morphology, oil flue waste gas includes fat particles object, volatile organic matter and gaseous pollutant, and liquid is viscous
Spend larger, peculiar smell is mainly caused by gaseous pollutant.
From ingredient, the pollutant in kitchen fume mainly includes the carbon black of oil droplet and the imperfect combustion generation of fuel
Grain, organic macromolecule particle and volatile organic compound (VOC).
Currently, mainly thering is inertial separation, electrostatic precipitation, film to filter and wash the processing equipment of kitchen fume exhaust gas both at home and abroad
It washs, is mainly used for removing the particulate matter in kitchen oil fog, it is little to the removal effect of VOC.As people are to oil smoke processing
Pay attention to day by day, developed to VOC specific aim removal equipment, used in principle mainly have ultraviolet irradiation or ozone oxygen
Change and low-temperature plasma, but be all the equipment of inefficiency, the effect reached is not significant, relevant emission standards are unable to satisfy,
And input and output simultaneously mismatches, and sexual valence is relatively low.By taking the cooking fume discharge standard of Beijing as an example, it is required that discharge
Cooking fume in grease in 1mg/m3Hereinafter, the content of particulate matter is in 5mg/m3Hereinafter, the content of VOC is in 10mg/m3Hereinafter, and
Existing cleaning equipment can not meet the requirement long-term and stably at all.
In view of this, the present invention is specifically proposed.
Summary of the invention
The purpose of the present invention is to provide a kind of fluidized bed type fume treating device, the fluidized bed type fume treating device benefits
With hydroxyl radical free radical and the cooking fume principle that efficient oxidation reacts under fluidized bed reaction, improve to organic in cooking fume
The removal rate of colloidality particle and VOC, and have the characteristics that anti-explosion fire, without ignition energy.
In order to achieve the goal above, the present invention provides following technical schemes：
A kind of fluidized bed type fume treating device,
Including exhaust fume collecting hood, reaction chamber and blower；
The air-blower control flue gas enters the exhaust fume collecting hood and passes through the reaction chamber, final to be discharged；
In the reaction chamber, humidifier, ultraviolet lamp, air distribution plate, stainless steel have been sequentially distributed along the discharge direction of flue gas
Silk filter membrane, the outlet flue of the reaction chamber are successively blocked by air distribution plate, stainless steel wire filter membrane；The air distribution plate and the stainless steel
Silk filter membrane is preferably renewable；
The humidifier is used for the gas humidification entered inside the reaction chamber；
Preferably, ultraviolet lamp is additionally provided between the air distribution plate and the stainless steel wire filter membrane.
Above-mentioned fluidized bed type fume treating device is mainly made of three basic units, these three basic units provide hydroxyl
The condition and fluidized reaction environment that base free radical generates, and then realize the function of efficiently removing organic colloidality particle and VOC.
Three basic units include：The humidifier of water is provided, provides the ultraviolet lamp of ultraviolet light, and fluidized reaction occurs
Air distribution plate and stainless steel wire filter membrane.
To realize that cooking fume by hydroxyl radical free radical efficient oxidation, then must satisfy and generate great amount of hydroxy group free radical and higher
Mass tranfer coefficient oxidation reaction primary condition.
For this purpose, the present invention supplies hydroxyl radical free radical by two main channels：First is that under the irradiation of ultraviolet lamp using water
Generate great amount of hydroxy group free radical, reaction equation such as formula (one)；Second is that the oxygen that the oxygen in air generates under the irradiation of ultraviolet lamp is certainly
By base, oxygen radical is further reacted with water generates hydroxyl radical free radical, reaction equation such as formula (two) and (three).
H2O+UV → H+OH formula (one)
O2+ UV → 2O formula (two)
·O+H2O → 2OH formula (three)
The present invention provides a kind of higher mass tranfer coefficient by the structure design of air distribution plate and stainless steel cloth filter membrane
Oxidation reaction apparatus：
The reaction principle of reaction chamber simulation fluidized bed of the invention, keeps reactant (including hydroxyl radical free radical and cooking fume) logical
It is redistributed when crossing air distribution plate, oil smoke channeling leakage in part is avoided not contact with OH and be directly discharged into atmosphere；After redistribution
OH and cooking fume by air distribution plate after, substance to be oxidized (is especially difficult to the benzene aoxidized and colloidality particulate species in cooking fume
Substance) it is enriched on stainless steel cloth filter membrane, cooking fume and OH generate boiling between air distribution plate and stainless steel wire filter membrane at this time
The contact of formula is risen, large contact area, the oxidation reaction of long period are carried out.
It can be seen that keeping both anti-due to intercepting OH and cooking fume between air distribution plate and stainless steel wire filter membrane
Particle and colloidality substance of the object in this short stay, cooking fume is answered to be enriched in stainless steel wire filter membrane surface, to both make
The contact area of OH and cooking fume is bigger, and extends retention time of material to be oxidized, and then extends the reaction time, i.e., from anti-
It answers area and improves the mass transfer system of oxidation reaction in terms of the reaction time two, finally improve purification efficiency.In addition, stainless steel wire is filtered
Film also completes autosynthesis in oxidation reaction process.
To sum up, the workflow of fluidized bed type fume treating device provided by the present invention is：
Under fan action, cooking fume enters exhaust fume collecting hood, enters back into reaction chamber, while humidifier is to by inside reaction chamber
Gas humidification, water is excited and generates OH under the irradiation of ultraviolet lamp at this time, and partial oxidation is also excited and contacts production with water
Raw OH.Later, OH and cooking fume pass through the air distribution plate in reaction chamber under the drive of blower, and gas distribution is entered after gas distribution
Region between plate and stainless steel wire filter membrane, compound (being especially difficult to the colloidality substance aoxidized) to be oxidized enrichment in oil gas
In on stainless steel cloth filter membrane, and due to there is certain pressure drop herein, pressure drop forces OH and cooking fume to be in stream in this region
Change state carries out boiling type contact, the radial mass transfer of maximum probability occurs, and then sufficiently react, divide organic matter in cooking fume
Solution is at CO2And H2O.Further, since the stainless steel wire filter membrane moment is in vibrational state, therefore, duct above is not easy oily
Particulate matter blocks in flue gas；Cause purification efficiency big by duct blocking after it can be seen that the present invention had both avoided the short time
The problem of width reduces improves the degradation rate of pollutant further through the mass tranfer coefficient for improving hydroxyl radical free radical and oil smoke solid/liquid/gas reactions,
Meet emission request.
In addition, can preferentially combine O since oxygen is easy the O being spontaneously generated2Generate O3(such as reaction equation (four)), and O3
OH is far below to the oxidisability of VOC.Therefore, in practical applications, preferentially in order to reduce the yield of ozone, enter in cooking fume
Before reaction chamber, make to form high humidity environment inside reaction chamber.
·O+O2→O3Formula (four)
As described above, of the invention to be mainly used for dividing volatile organic compounds or the organic colloidality particle of oil smoke
Solution processing, therefore its application field is very widely to be not limited in the oil smoke processing in kitchen, further includes the tail gas in chemical plant
Processing, the vent gas treatment of sewage plant, the vent gas treatment in garbage disposal site or vehicle maintenance service.
Although the chemical principle that the present invention is utilized is very common, especially in sewage treatment, it is similar to Fenton's reaction,
It has the ability of efficient wide spectrum purification organic compound, however the present invention overcomes many difficulties for realizing this kind of oxidation reaction
Topic, including：
(1) how to realize successional purified treatment, without influencing the operation of oil smoke source smoke evacuation, while realizing membrane body
Regeneration, improves the adaptability of equipment；
(2) how to make purification system integrated with flue gas emission, and reduce equipment occupied space and operation,
Manufacturing cost etc.；
(3) a large amount of OH how to be efficiently generated；
(4) how wide spectrum to the efficient degradation of VOC and removal.
On the basis of the above nuclear structure, the mechanical realization of equipment of the invention can also be further improved, specific as follows.
Preferably, the air distribution plate and the stainless steel wire filter membrane are preferably renewable；To realize connecting for a long time for equipment
Continuous to use, equipment life is longer when both selecting stainless steel material.
Preferably, ultraviolet lamp is additionally provided between the air distribution plate and the stainless steel wire filter membrane.
Ultraviolet lamp is added in this region, the output of OH can be increased, improves oxidation efficiency and degradation capability.
Preferably, the humidifier is water atomizer(-iser).
In addition, humidifier used in the program is water atomizer(-iser), therefore the moisture in reaction chamber is in moisture state, will not
Diameter flow problem is generated, there is no need to dedicated liquid case and water recovery apparatus is arranged.
Preferably, the reaction chamber is linked together with the exhaust fume collecting hood by two layers of wind deflector, and flue gas is led by described two layers
Aerofoil enters the reaction chamber；
In two layers of wind deflector, each wind deflector is equipped with multiple air-guiding holes, and leading on two layers of wind deflector
Air holes is dislocatedly distributed.
By reaction chamber and exhaust fume collecting hood together as one, have many advantages, such as：
(1) reduce equipment volume；
(2) shorten oil smoke channel, it is more energy efficient efficient；
(3) small to the structural modification of traditional cooking fume control equipment, more conducively product up-gradation usually only needs that exhaust fume collecting hood is transformed
Internal structure or certain side plate, the i.e. present invention can share same exhaust fume collecting hood with traditional cooking fume control equipment；
(4) air-guiding hole on adjacent two layers wind deflector is dislocatedly distributed, and can reveal to avoid ultraviolet light, cause to hurt to human body
Evil.
Preferably, the air-guiding hole on adjacent two layers wind deflector is equidistantly dislocatedly distributed, and can produce percussion flow in this way, carries out
It is granulated, improves the purifying rate of cooking fume.
Preferably, the bottom of the reaction chamber is equipped with oil scupper.
Oil scupper can collect the greasy dirt of refluence, convenient for cleaning.
Preferably, two layers of wind deflector is dismountable, to clean and to repair.
Preferably, the water spout of the water atomizer(-iser) uses ceramic material, on the one hand avoids scale blocking outlet, another party
The generation for the electronic interferences OH that face avoids metal from generating.
Preferably, the reaction chamber is made of side by side multiple U-shaped cabinets；
The left and right sides of each U-shaped cabinet by bottom penetrate through, and the outlet flue of the exhaust fume collecting hood with it is described U-shaped
The air inlet of the right side cabinet of cabinet communicates；
The left side cabinet of the U-shaped cabinet is equipped with the ultraviolet lamp, the air distribution plate and the stainless steel wire filter membrane, described
Air distribution plate and the stainless steel wire filter membrane successively block the air outlet of the left side cabinet of the U-shaped cabinet；
Percussion flow component and the humidifier are equipped in the right side cabinet of the U-shaped cabinet, the humidifier is jet pipe；
The percussion flow component from top to bottom includes：First deflector, the second deflector；First deflector and second water conservancy diversion
The jet pipe is equipped between plate, first deflector is formed by one piece of arc panel and two pieces of flat plate splicings, and two pieces of institutes
It states plate and splices the sky for being formed with opening between the two sides of the arc panel, two pieces of plates and the arc panel respectively
Chamber；The guide plate that second deflector is oppositely arranged by two pieces forms, the opposite duct formed of two pieces of guide plates and described the
The opening of one deflector communicates；
Jet pipe in all reaction chambers is connected with water supplying pipe.
The bottom of the U-shaped cabinet is communicated with the liquid case being independently arranged.
Compared to the scheme of above-mentioned integral structure, the program is additionally arranged pre-processing device, is suitable for the big environment of oil smoke discharge capacity.
The structure contains pretreatment procedure, is mainly completed on the right side of the U-shaped cabinet in cabinet, which is multi-functional
, it is at least with the following functions.
(1) moisture is provided as the formation of left side cabinet hydroxyl radical free radical in the way of jet pipe humidification, high humility is provided
Cooking fume.
(2) pre-treatment is carried out to oil smoke using percussion flow：Cooking fume and water are formed in the first deflector and the second deflector
Impingement region hit, carry out deep contact.Since gaseous mass is light, field energy is small when shock, and forward stream penetrates into reverse flow,
Reverse flow penetrates into forward stream simultaneously, and gas generates oscillating movement, increases olesome in flue gas, completes granulation process, simultaneously
It is enriched in water, flows into backflash；Liquid is because quality is big, and field energy is big when shock, and partially liq molecule forms polarization phenomena；
Oil droplet and solid particle in flue gas can generate absorption and sorption effect to the hydrone directed movement to have polarized, heavy through physics
Drop, oil droplet and particulate matter are enriched in liquid case.It can be seen that the right side cabinet of U-shaped cabinet can be by the part oil droplet in oil smoke
It is removed with VOC, completes pretreatment process, reduced the heavy burdens for the degradation process of left side cabinet hydroxyl radical free radical.
(3) jet pipe, which generates shock water flow, can be absorbed amount of heat, kitchen or the temperature of other operation rooms be reduced, from root
The possibility that fire occurs for flue is eliminated by nature.
Preferably, the top of the liquid case is equipped with upper hose, and bottom is equipped with sewage pipe, the upper hose and the sewage pipe
It is equipped with valve.
Above structure is in order to according to the pollution level of recirculation water and water control of sewage disposal or draining.
Preferably, the water supplying pipe is connected to the liquid case.
Water supplying pipe is connected to the liquid case, water, energy-saving and emission-reduction can be recycled.
Preferably, multiple groups are additionally provided between the air distribution plate and the stainless steel wire filter membrane successively to put down along outlet flue direction
Other stainless steel wire filter membranes of row distribution；The time that oil smoke and hydroxyl radical reaction can be increased in this way, further increase biography
Matter coefficient improves clean-up effect.
Preferably, one or more groups of for fold shape stainless steel wire filter membrane in all stainless steel wire filter membranes；Fold shape
The surface area of stainless steel wire filter membrane is big, more conducively the depth degradation of cooking fume.
Preferably, ultraviolet lamp is equipped between stainless steel wire filter membrane described in every two groups；
Preferably, the stainless steel wire filter membrane surface is equipped with coating of titanium dioxide.
Titanium dioxide can generate photohole and photoelectron under the action of uv light, have very strong redox ability,
It can be by nocuousness such as the harmful organic substances such as formaldehyde, toluene, dimethylbenzene, ammonia, radon, VOC, pollutant, foul smell, bacterium, virus, microorganisms
Organic moiety resolves into harmless CO2And H2O also has and removes the characteristics such as pollutant, hydrophily, self-cleaning, consistency of performance,
Do not generate secondary pollution.Therefore, coating of titanium dioxide is arranged in stainless steel wire filter membrane, on the one hand can protect stainless steel wire filter membrane not
It is contaminated, it on the other hand can increase the degradation rate of VOC, improve clean-up effect.
Preferably, by air inlet to air outlet, the surface area of the multiple stainless steel wire filter membrane is sequentially increased.
At this point, with the outside discharge of cooking fume, it is increasing with the contact area of OH, react more and more thorough,
Especially when reaction proceeds to the later period, chemical reaction equilibrium can be moved inversely, be increased at this time by increasing the area of steel wire
Contact area is conducive to balance positive movement.
Preferably, the stainless steel wire filter membrane is detachable structure, to clean and to repair.
Preferably, the air distribution plate is detachable structure, to clean and to repair.
Preferably, the reaction chamber is detachable structure, to clean and to repair.
Preferably, ultraviolet lamp is equipped between stainless steel wire filter membrane described in every two groups.
Preferably, the wavelength of light of the ultraviolet light irradiation is in 200nm hereinafter, it is preferred that 185nm.
H2O and O2It could sufficiently be excited under above-mentioned wavelength and generate OH.
Preferably, it in actual processing equipment, also needs to consider the supporting parts (ballasts such as switch and the monitoring of ultraviolet lamp
Device, indicator light etc.) setting, be usually set to convenient for operation or automation control structure.
It preferably, further include controller, the controller controls the blower, the ultraviolet lamp, the humidifier and opens
It opens and closes.
It preferably, further include indicator light, the indicator light is connect with the controller.
Preferably, the ultraviolet lamp is covered with detachable and ultraviolet-transmitting shell, protects ultraviolet light not by grunge pollution.
Preferably, the air outlet of the reaction chamber is connected with purification cassette, and being filled in the purification cassette can be by ozone oxidation
Reducing agent and catalyst.
Reducing agent in purification cassette can remove ozone, avoid being discharged into atmosphere pollution environment.
Preferably, the shape and structure of exhaust fume collecting hood of the present invention are unrestricted, can be conventional top suction type or side-suction type, or
The structure (including structure leaved for development later) of other better effects of person.
Preferably, the exhaust fume collecting hood is bullet or tubulose.Bullet is usually up-small and down-big structure, i.e. this field is normal
The shape of rule, this shape are more common in kitchen.
In the present invention, the position of blower is unrestricted, and the beginning or end in main air hose can be set.
In conclusion compared with prior art, invention achieves following technical effects：
(1) fluidized bed type fume treating device utilizes the oxidation reaction of OH and the high mass tranfer coefficient of oil smoke, improves oil smoke
Purifying rate, the big production of exhaust smoke level preferably or life context；
(2) by each section Element Design of fluidized bed type fume treating device at dismountable structure, be more convenient for cleaning and
Maintenance；
(3) present invention increases Ozone Absorption device, avoids the negative effect that equipment generates environment；
(4) fluidized bed type fume treating device is widely used, suitable for the processing of all kinds of volatile organic matters, such as kitchen
The processing of room oil smoke, the vent gas treatment in chemical plant, the vent gas treatment of sewage plant or the vent gas treatment in garbage disposal site etc.；
(5) device can be by non-organic in air distribution plate especially a part of gas of stainless steel filter membrane physical enrichment simultaneously
Particulate matter completes the purification to particulate matter.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the side view for the fluidized bed type fume treating device that the embodiment of the present invention 1 provides；
Fig. 2 is the A-A cross-sectional view of wind deflector in Fig. 1；
Fig. 3 is the stereoscopic schematic diagram of wind deflector in Fig. 1；
Fig. 4 is the front view for the fluidized bed type fume treating device that the embodiment of the present invention 1 provides；
Fig. 5 is the outside drawing when fluidized bed type fume treating device that the embodiment of the present invention 1 provides is faced；
Fig. 6 is the side view for the fluidized bed type fume treating device that the embodiment of the present invention 2 provides；
Fig. 7 is the front view for the fluidized bed type fume treating device that the embodiment of the present invention 2 provides；
Fig. 8 is the side view for the fluidized bed type fume treating device that the embodiment of the present invention 3 provides；
Fig. 9 is the side view of another fluidized bed type fume treating device provided by the invention；
Figure 10 is the structural schematic diagram of air distribution plate provided by the invention；
Figure 11 is the structural schematic diagram of stainless steel wire filter membrane provided by the invention；
Appended drawing reference：
1- exhaust fume collecting hood, 2- reaction chamber, 3- wind deflector, 4- water atomizer(-iser), the main discharge pipe of 5-, 6- blower,
201- air distribution plate, 202- ultraviolet lamp, 203- oil scupper, 204- Your Majesty's water pipe, 205- jet pipe, 206- air inlet,
207- backflash, the first deflector of 208-, the second deflector of 209-, 210- ballast, 211- indicator light, 212- water supplying pipe,
213- drainpipe, 214- upper hose valve, 215- sewage pipe, 216- overflow pipe, 217- stainless steel wire filter membrane, 218- handle,
The detachable access panel of 219-, 220- indicator light,
The air duct 301-.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with the drawings and specific embodiments, but
Be it will be understood to those of skill in the art that it is following described embodiments are some of the embodiments of the present invention, rather than it is whole
Embodiment is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.Based on the embodiments of the present invention, ability
Domain those of ordinary skill every other embodiment obtained without making creative work, belongs to guarantor of the present invention
The range of shield.The person that is not specified actual conditions in embodiment, carries out according to conventional conditions or manufacturer's recommended conditions.Agents useful for same
Or production firm person is not specified in instrument, is the conventional products that can be obtained by commercially available purchase.
Embodiment 1
A kind of fluidized bed type fume treating device, structure is as shown in Fig. 1 to 5.
Including water atomizer(-iser) 4, ultraviolet lamp 202, exhaust fume collecting hood 1 and blower 6, exhaust fume collecting hood 1 connects reaction chamber 2, and exhaust fume collecting hood 1 is upper
It is small lower big cone-shaped.
The wavelength of light 185nm that ultraviolet lamp 202 irradiates.
Reaction chamber 2 is linked together with exhaust fume collecting hood 1 by two layers of wind deflector 3, and flue gas enters reaction chamber 2 by two layers of wind deflector 3；
As shown in Figures 2 and 3, in two layers of wind deflector 3, each wind deflector 3 is equipped with multiple air-guiding holes, and on adjacent two layers wind deflector 3
Air-guiding hole be equidistantly dislocatedly distributed, between two layers of wind deflector 3 for cooking fume circulation air duct 301.
Blower 6 controls flue gas and enters exhaust fume collecting hood 1 by the air-guiding hole on wind deflector 3, thus by reaction chamber 2, finally from master
Discharge pipe 5 is discharged.
Water atomizer(-iser) 4, ultraviolet lamp are sequentially distributed by the direction of air inlet 206 to air outlet in the inside of reaction chamber 2
202,201, two stainless steel wire filter membranes 217 of air distribution plate；The air outlet of reaction chamber 2 is blocked by stainless steel wire filter membrane 217.
The mesh number of two neighboring stainless steel wire filter membrane 217 is different；The surface of stainless steel wire filter membrane 217 is applied equipped with titanium dioxide
Layer；By air inlet 206 to air outlet, the surface area of multiple stainless steel wire filter membranes 217 is sequentially increased.Stainless steel wire filter membrane 217
Shape is as shown in figure 11, is in fold shape.
The bottom of reaction chamber 2 is equipped with oil scupper 203.
The final air outlet of exhaust fume collecting hood 1 is connected with purification cassette, in purification cassette filled with can by the reducing agent of ozone oxidation and
Catalyst.
Most of structure of equipment is dismountable：Two layers of wind deflector 3 be it is dismountable, stainless steel wire filter membrane 217 be can
Detaching structure, ultraviolet lamp 202 are also covered with detachable and ultraviolet-transmitting shell, and the oil scupper 203 of 2 bottom of reaction chamber is detachable
's.
Equipment further includes necessary controller, preferably selects the central controller of automation, so as to control blower, ultraviolet lamp,
The opening and closing of humidifier；Corresponding indicator light 220 is configured simultaneously, indicates the working condition of all devices, and plays warning and makees
With.Detachable access panel 219 is arranged in the shell of equipment.
The course of work of above equipment is：
Start blower 6, water atomizer(-iser) 4 and ultraviolet lamp 202, oil smoke enters instead after passing through the wind deflector 3 on exhaust fume collecting hood 1 layer by layer
Case 2 is answered, oil smoke passes through the oxidation reaction of fluidizing type in reaction chamber 2, and oil droplet and VOC therein are degraded, later by purification
The adsorption reaction of box, it is final to be discharged.In this process, the oil droplet flow backwards in reaction chamber 2 flows into oil scupper 203, periodically topple over,
Cleaning.
In addition, the present embodiment can also add the number of plies of stainless steel wire filter membrane 217, and every two layers of stainless steel wire filter membrane 217
Between ultraviolet lamp is all set, as shown in Figure 9.As shown in Figure 10, the material of the textile board of stainless steel cloth establishment can be used in air distribution plate 201
Matter can also add handle 218, easy to disassemble, maintenance below.
Embodiment 2
A kind of fluidized bed type fume treating device, structure are as shown in Figures 6 and 7.
Including humidifier, ultraviolet lamp 202, exhaust fume collecting hood 1 and blower 6, exhaust fume collecting hood 1 is connected with reaction chamber 2；Blower 6 controls cigarette
Gas enters exhaust fume collecting hood 1 and passes through reaction chamber 2, is finally discharged from main discharge pipe 5.The wavelength of light 185nm that ultraviolet lamp 202 irradiates.
Ultraviolet lamp 202 is equipped with the accessories such as ballast 210 and indicator light 211.
Reaction chamber 2 is made of side by side multiple units, i.e., multiple U-shaped cabinets.
The left and right sides of each U-shaped cabinet is penetrated through by bottom, and the right side of the outlet flue of exhaust fume collecting hood 1 and U-shaped cabinet
The air inlet 206 of cabinet communicates.
The left side cabinet of U-shaped cabinet is equipped with ultraviolet lamp 202, gas distribution net 201 and stainless steel wire filter membrane 217, stainless steel wire filter
Film 217 blocks the air outlet of the left side cabinet of U-shaped cabinet.
Percussion flow component and humidifier are equipped in the right side cabinet of U-shaped cabinet, humidifier is jet pipe 205；Percussion flow group
Part from top to bottom includes：First deflector 208, the second deflector 209；It is set between first deflector 208 and the second deflector 209
There is jet pipe 205, the first deflector 208 is formed by one piece of arc panel and two pieces of flat plate splicings, and two pieces of plates splice respectively
In the two sides of arc panel, two pieces of cavitys for being formed with opening between plate and arc panel；Second deflector 209 is set relatively by two pieces
The guide plate composition set, the opposite duct formed of two pieces of guide plates are communicated with the opening of the first deflector 208.
Jet pipe 205 in all reaction chambers 2 connects Your Majesty's water pipe 204, is connected to water supplying pipe 212.
The bottom of U-shaped cabinet is connect by drainpipe 213 with backflash 207；The top of backflash 207 is equipped with upper hose,
Bottom is equipped with sewage pipe 215, and upper hose and sewage pipe 215 are equipped with valve.
Water supplying pipe 212 is connected to backflash 207, and backflash 207 is equipped with water supply pipeline, and pipeline is equipped with upper hose valve
214.The top of backflash 207 is additionally provided with overflow pipe 216.
In each U-shaped cabinet, equipped with multiple stainless steel wire filter membranes 217 being spaced apart, two neighboring stainless steel wire filter membrane
217 mesh number is different；The surface of stainless steel wire filter membrane 217 is equipped with coating of titanium dioxide；By air inlet 206 to air outlet.
The final air outlet of exhaust fume collecting hood 1 is connected with purification cassette, in purification cassette filled with can by the reducing agent of ozone oxidation and
Catalyst.
Most of structure of equipment is dismountable：U-shaped cabinet is dismountable structure, and stainless steel wire filter membrane is detachable
Structure, ultraviolet lamp 202 are also covered with detachable and ultraviolet-transmitting shell, and the first deflector 208 and the second deflector 209 are removable
It unloads, jet pipe 205 is dismountable.
Equipment further includes necessary controller, preferably selects the central controller of automation, so as to control blower, ultraviolet lamp,
The opening and closing of humidifier；Corresponding indicator light is configured simultaneously, indicates the working condition of all devices, and serve as warning.
The course of work of above equipment is：
Starting blower 6, ultraviolet lamp 202 and jet pipe 205, water supplying pipe 212, oil smoke are diverted under the limit of exhaust fume collecting hood 1
In the right side cabinet for entering all U-shaped cabinets, oil smoke carries out shock flow type with the water that jet pipe 205 projects and contacts, part therein
Oil droplet and VOC are collected in a liquid, are flowed into backflash 207；A left side for U-shaped cabinet is gone successively to by the flue gas handled above
In side box body, the oxidation reaction of fluidizing type occurs with hydroxyl radical free radical, oil droplet and VOC therein are degraded, later by purification
The adsorption reaction of box, it is final to be discharged.In the above process, the water in backflash 207 can recycle, that is, be pumped into jet pipe
205 the reaction was continued；And the oil droplet accumulated in recirculation water is discharged from the sewage pipe 215 of bottom.
Structure as shown in Figure 10 can also be used in air distribution plate 201 in the embodiment, and stainless steel wire filter membrane 217 is using as schemed
11 structure.
Embodiment 3
A kind of fluidized bed type fume treating device, structure are as shown in Figure 8.
Including water atomizer(-iser) 4, ultraviolet lamp 202, exhaust fume collecting hood 1, reaction chamber 2 is equipped with inside exhaust fume collecting hood 1, exhaust fume collecting hood 1 is upper small
It is big cone-shaped down.
The wavelength of light 185nm that ultraviolet lamp 202 irradiates.
Reaction chamber 2 is linked together with exhaust fume collecting hood 1 by two layers of wind deflector 3, and flue gas enters reaction chamber 2 by two layers of wind deflector 3；
As shown in Fig. 2, each wind deflector 3 is equipped with multiple air-guiding holes, and leading on adjacent two layers wind deflector 3 in two layers of wind deflector 3
Air holes is equidistantly dislocatedly distributed, and two layers of wind deflector 3 is the air duct 301 of cooking fume circulation.
Air-blower control flue gas enters exhaust fume collecting hood 1 by the air-guiding hole on wind deflector 3, to finally go out from master by reaction chamber 2
Air hose 5 is discharged, and blower may be provided at the beginning or end of main discharge pipe 5.
Water atomizer(-iser) 4, ultraviolet lamp 202, cloth are sequentially distributed by the direction of air inlet to air outlet in the inside of reaction chamber 2
201, two stainless steel wire filter membranes 217 of gas plate；The air outlet of reaction chamber 2 is blocked by stainless steel wire filter membrane 217.
The mesh number of two neighboring stainless steel wire filter membrane 217 is different；The surface of stainless steel wire filter membrane 217 is applied equipped with titanium dioxide
Layer.
The final air outlet of exhaust fume collecting hood 1 is connected with purification cassette, in purification cassette filled with can by the reducing agent of ozone oxidation and
Catalyst.
Most of structure of equipment is dismountable：Two layers of wind deflector 3 be it is dismountable, stainless steel wire filter membrane 217 be can
Detaching structure, ultraviolet lamp 202 are also covered with detachable and ultraviolet-transmitting shell, and the oil scupper 203 of 2 bottom of reaction chamber is detachable
's.
Equipment further includes necessary controller, preferably selects the central controller of automation, so as to control blower, ultraviolet lamp,
The opening and closing of humidifier；Corresponding indicator light is configured simultaneously, indicates the working condition of all devices, and serve as warning.
The course of work of above equipment is：
Start blower 6, water atomizer(-iser) 4 and ultraviolet lamp 202, oil smoke enters instead after passing through the wind deflector 3 on exhaust fume collecting hood 1 layer by layer
Case 2 is answered, oil smoke passes through the oxidation reaction of fluidizing type in reaction chamber 2, and oil droplet and VOC therein are degraded, later by purification
The adsorption reaction of box, it is final to be discharged.
Structure as shown in Figure 10 can also be used in air distribution plate 201 in the embodiment, and stainless steel wire filter membrane 217 is using as schemed
11 structure.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that：Its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of fluidized bed type fume treating device, which is characterized in that including exhaust fume collecting hood, reaction chamber and blower；
The air-blower control flue gas enters the exhaust fume collecting hood and passes through the reaction chamber, final to be discharged；
In the reaction chamber, humidifier, ultraviolet lamp, air distribution plate, stainless steel wire filter have been sequentially distributed along the discharge direction of flue gas
The outlet flue of film, the reaction chamber is successively blocked by air distribution plate, stainless steel wire filter membrane；The air distribution plate and stainless steel wire filter
Film is preferably renewable；
The humidifier is used for the gas humidification entered inside the reaction chamber；
Preferably, ultraviolet lamp is additionally provided between the air distribution plate and the stainless steel wire filter membrane.
2. fluidized bed type fume treating device according to claim 1, which is characterized in that the humidifier is water atomization
Device.
3. fluidized bed type fume treating device according to claim 2, which is characterized in that the reaction chamber and the collection cigarette
Cover is linked together by two layers of wind deflector, and flue gas enters the reaction chamber by two layers of wind deflector；
In two layers of wind deflector, each wind deflector is equipped with multiple air-guiding holes, and the air-guiding hole on two layers of wind deflector
It is dislocatedly distributed, is preferably equidistantly dislocatedly distributed；
Preferably, the bottom of the reaction chamber is equipped with oil scupper；
Preferably, two layers of wind deflector is dismountable.
4. fluidized bed type fume treating device according to claim 1, which is characterized in that the reaction chamber is by multiple U-shaped
Cabinet forms side by side；
The left and right sides of each U-shaped cabinet is penetrated through by bottom, and the outlet flue of the exhaust fume collecting hood and the U-shaped cabinet
The air inlet of right side cabinet communicate；
The left side cabinet of the U-shaped cabinet is equipped with the ultraviolet lamp, the air distribution plate and the stainless steel wire filter membrane, the gas distribution
Plate and the stainless steel wire filter membrane successively block the air outlet of the left side cabinet of the U-shaped cabinet；
Percussion flow component and the humidifier are equipped in the right side cabinet of the U-shaped cabinet, the humidifier is jet pipe；It is described
Percussion flow component from top to bottom includes：First deflector, the second deflector；First deflector and second deflector it
Between be equipped with the jet pipe, first deflector forms by one piece of arc panel and two pieces of flat plate splicings, and two pieces described are put down
Plate splices the cavity that opening is formed between the two sides of the arc panel, two pieces of plates and the arc panel respectively；Institute
It states the guide plate that the second deflector is oppositely arranged by two pieces to form, two pieces of opposite ducts formed of the guide plate and first water conservancy diversion
The opening of plate communicates；
Jet pipe in all reaction chambers is connected with water supplying pipe；
The bottom of the U-shaped cabinet is communicated with the liquid case being independently arranged.
5. fluidized bed type fume treating device according to claim 4, which is characterized in that
The top of the liquid case is equipped with upper hose, and bottom is equipped with sewage pipe, and the upper hose and the sewage pipe are equipped with valve.
6. fluidized bed type fume treating device according to claim 1-5, which is characterized in that the air distribution plate and
Multiple groups are additionally provided between the stainless steel wire filter membrane along other stainless steel wire filter membranes of outlet flue direction successively parallelly distribute on；
Preferably, one or more groups of for fold shape stainless steel wire filter membrane in all stainless steel wire filter membranes；
Preferably, ultraviolet lamp is equipped between stainless steel wire filter membrane described in every two groups；
Preferably, the surface of the stainless steel wire filter membrane is equipped with coating of titanium dioxide；
Preferably, by air inlet to air outlet, the surface area of the multiple stainless steel wire filter membrane piece is sequentially increased；
Preferably, the stainless steel wire filter membrane is detachable structure；
Preferably, the air distribution plate is detachable structure；
Preferably, the reaction chamber is detachable structure；
Preferably, the air distribution plate is metal material, the preferably lamina of even porous gap, and preferably stainless steel wire weaves
Single-layer metal textile board.
7. fluidized bed type fume treating device according to claim 1, which is characterized in that the exhaust fume collecting hood be bullet or
Tubulose.
8. fluidized bed type fume treating device according to claim 1-5, which is characterized in that the ultraviolet lamp shines
The wavelength of light penetrated is in 200nm hereinafter, it is preferred that 185nm；
Preferably, the ultraviolet lamp is covered with detachable and ultraviolet-transmitting shell.
9. fluidized bed type fume treating device according to claim 1-5, which is characterized in that the reaction chamber
Air outlet is connected with purification cassette, and being filled in the purification cassette can be by the reducing agent and catalyst of ozone oxidation；
Preferably, further include controller, the controller control the blower, the ultraviolet lamp, the humidifier unlatching and
It closes；
It preferably, further include indicator light, the indicator light is connect with the controller.
10. the purposes of fluidized bed type fume treating device described in claim 1-9, which is characterized in that the fluidized bed type oil
Cigarette processing equipment is used for the processing of volatile organic matter, preferably kitchen fume processing, the vent gas treatment in chemical plant, sewage plant
Vent gas treatment, the vent gas treatment in garbage disposal site or vehicle maintenance service.
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| CN201811036551.8A CN108844113B (en) | 2018-09-06 | 2018-09-06 | Fluidized bed type oil fume treatment equipment and application thereof |
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| CN201811036551.8A CN108844113B (en) | 2018-09-06 | 2018-09-06 | Fluidized bed type oil fume treatment equipment and application thereof |
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| CN108844113B CN108844113B (en) | 2023-09-05 |
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| CN110354624A (en) * | 2019-07-25 | 2019-10-22 | 北京豪顺达不锈钢厨具制造有限公司 | A kind of shock flow type fluidized bed cooking fume control equipment and its reaction chamber |
| CN110420519A (en) * | 2019-08-26 | 2019-11-08 | 北京豪顺达不锈钢厨具制造有限公司 | A kind of novel fluidized bed cooking fume control equipment |
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Also Published As
| Publication number | Publication date |
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| CN108844113B (en) | 2023-09-05 |
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