CN203725028U - Oil fume purifier adopting photolysis oxidation - Google Patents
Oil fume purifier adopting photolysis oxidation Download PDFInfo
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- CN203725028U CN203725028U CN201420073180.1U CN201420073180U CN203725028U CN 203725028 U CN203725028 U CN 203725028U CN 201420073180 U CN201420073180 U CN 201420073180U CN 203725028 U CN203725028 U CN 203725028U
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- purifier
- photodissociation
- oil fume
- ultraviolet lamp
- lamp tube
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Abstract
The utility model discloses an oil fume purifier adopting photolysis oxidation. The oil fume purifier comprises a main purifier body, an oil stain filter system, a photolysis oxidation system, a ventilating pipe system and a control system, wherein the main purifier body comprises a purifier casing, a maintenance observation door arranged on the front side of the purifier casing and a dirt collecting port which is arranged between the lower part of the purifier casing and a dirt partition board; the oil stain filter system comprises a tapered flow guide body, a flow guide vane and the dirt partition board which are arranged at a purifier inlet; and the photolysis oxidation system comprises a high-energy UV (ultraviolet) lamp mounted on the inner side of the tapered flow guide body, a lamp tube mounting rack and titanium dioxide coatings, and the interiors of the tapered flow guide body and the purifier casing, the dirt partition board and the lamp tube mounting rack are coated with the titanium dioxide coatings. The oil fume purifier adopting the photolysis oxidation has the characteristics of grease decomposition, removal of peculiar smell of exhausted fume and better sterilization effect on a fume exhaust pipeline, and is convenient to use and maintain.
Description
Technical field
The utility model relates to a kind of gas purification technique field, especially can meet the photodissociation oxygenated oil fume purifier of cooking fume discharge standard.
Background technology
Along with economic fast development, improving constantly of living standards of the people, China's catering trade is developed rapidly, but oil smoke of catering industry discharge is not controlled effectively, a large amount of untreated oil smoke are through smoke exhaust ventilators or ventilating fan is unordered is discharged in outside atmosphere environment, surrounding environment is caused to great harm, thereby jeopardized our life and health; And because the material such as smog, flue dust adheres on lampblack absorber and ventilating fan, cause cleaning extremely difficult, easily cause disaster hidden-trouble.For this reason, State Environmental Protection Administration promulgated " oil smoke of catering industry discharge standard " (GB 18483-2001) in 2000, and the industry unit that puts somebody on a diet must install cooking fume control equipment and reach the emission request of regulation.
According to the difference of fume purifying mechanism, the oil smoke processing technology adopting both at home and abroad at present mainly comprises the inertial collision method of purification, filters adsorption cleaning method, liquid scrubbing method, high-pressure electrostatic sedimentation, thermal oxide burning method, photodissociation oxidizing process, the chemical catalysis method of purification and biological treatment etc.
" photodissociation oxygen cooking fume remover " light degradation that adopt catalyst-free mode more.Organic direct light degradation typically refers to organic matter under ultraviolet effect, and machine thing molecule absorption luminous energy rear oxidation becomes low molecule intermediate product, finally generates CO2, H2O and other ion as NO3-, PO43-, Cl-etc.Ultraviolet lamp tube is arranged in cooking fume remover, utilize the granule grease (protein molecule being formed by amino acid in UV-C ultraviolet C wave band (254～257nm) the light beam radiation oil smoke that ultraviolet lamp tube sends, the fat molecule being formed by aliphatic acid, the starch molecule being formed by sugar, also have vitamin molecules, mineral matter molecule) grease strand is cut off, the molecular structure grease of change grease and volatile organic matter are subject to the attack of UV-C.O2+hv → 2 O3H2O+hv → OH+H → OH+HO2VOC molecule is decomposed, and forms small excitation state oil smoke molecule (photolysis).
Photodissociation lampblack purifying system can be removed peculiar smell and the bacterium in smoke evacuation.Bacterium belongs to organic-biological, and its picodna (DNA), ribonucleic acid (RNA) and nucleoprotein absorb the high energy ultraviolet light of ultraviolet band, and bacterium absorbs after ultraviolet light, cause the fracture of DNA chain, cause the crosslinked of nucleic acid and albumen to break, kill the biologically active of nucleic acid, cause bacterium dead rapidly.Peculiar smell molecule absorbs equally the high energy ultraviolet light of ultraviolet band and decomposes, and changes into odorlessness material.
UV-D ultraviolet ray D wave band (185nm) in the time of work with airborne oxygen reaction generation ozone.Ozone is a kind of strong oxidizer, and the alcohols in smell, ester class, phenols, aldehydes, ketone, ethers, benzene class equimolecular are become to compound as harmless in steam and carbon dioxide etc. in (in certain hour) oxidation Decomposition.
Ozone and OH are with small excitation state oil smoke molecule (organic compound grease) reaction, the complicated mixture (white powder) that oxidation Decomposition becomes to be made up of resin acid, palmitic acid and multiple fat.Part generates carbon dioxide (CO2), hydrone (H2O) is taken away by wind, reaches the object of purifying oil fume.It is clean that oil smoke cover, airduct, fan blade can keep under the effect of ultraviolet ray and ozone, without greasy dirt wall cling phenomenon.
From current various technology comparisons, it is the most rising a kind of Oil Fume Treatment Technique in Catering Trade.But, current photodissociation oxygenated oil fume purifier is remaining following not enough: 1, because the oil smoke of Chinese meal is more, if the water vapour molecule of the fat particles in cooking fume remover too greatly and in oil smoke is too much, cause intercepting the transmission of UV light, cause UV-C ultraviolet C wave band (254～257nm) light that ultraviolet lamp tube sends only can cut off bulky grain grease surface or effective grease strand irradiating, and cause part fat particles to fail effectively to remove.Thus, should carry out pre-filtering (particularly do Chinese style eat a large amount of oil smoke that produce) to grease.So " the grease physical filter " that be arranged on petticoat pipe and smoke pipe interface becomes standard configuration already.Cause windage to increase, need to strengthen the blast of exhaust blower, increase energy loss.Meanwhile, " grease physical filter " still exists the problem of regular maintenance difficulty and cleaning.2, quartz burner is arranged on cooking fume remover housing surrounding, and UV light may be passed through the transmission of smoke pipe interface, and ultraviolet leaks outside and refract light can exert an influence to operator's health.Meanwhile, fail effectively by the light of cooking fume remover housing parts and grease reacts.3, fail intuitively to understand dust and the greasy dirt of ultraviolet lamp tube-surface, fail cleaning in time, can cause hindering ultraviolet ray and see through, affect ultraviolet penetrance and exposure intensity.
Summary of the invention
The purpose of this utility model is the above deficiency for existing photodissociation oxygenated oil fume purifier.A kind of photodissociation oxygenated oil fume purifier is provided, use multiple Compound Measure, eat a large amount of oil smoke of producing, steam in the case of doing Chinese style, " the grease physical filter " of high windage is not only set, cut grease, remove smoke evacuation peculiar smell and better to smoke discharging pipe Disinfection Effect, and working service is convenient.
The utility model solves the technical scheme that its technical problem adopts: a kind of photodissociation oxygenated oil fume purifier, and by purifier main body, greasy dirt filtration system, photodissociation oxidative system, ventiduct system, composition of the control system.Purifier main body by purifier shell, be arranged on purifier shell front-face maintaining and observe door and be arranged on the dirty mouth of purifier shell bottom and the collection between dirty plate and form; Greasy dirt filtration system is by being arranged on conical flow guiding body, the flow deflector of clarifier entrance and forming every dirty plate; Photodissociation oxidative system is contained in conical flow guiding body, purifier shell, is formed every the coating of titanium dioxide of dirty plate, lamp tube installation rack by the high energy UV ultraviolet lamp, lamp tube installation rack and the painting that are arranged on conical flow guiding body inner side.The other TiO2(titanium dioxide that arranges of UV fluorescent tube in " photodissociation oxygen cooking fume remover ") photochemical catalyst.Can improve absorption luminous energy and become excitation state, then induce the reaction of a series of organic contaminations.Improve the photodissociation rate of the organic pollution of part difficult degradation.Meanwhile, be conducive to all parts and avoid ozone, the erosion of ultraviolet ray-C light, the life cycle of raising parts.
Described maintenance is observed door in purifier shell front, and by steel construction inside casing, housing, hinge, magnetic key operated lock, sealing strip, door handle, the A glass of two different-thickness, B glass are embedded in respectively steel construction inside casing medial and lateral.The A glass of two different-thickness, B glass structure, effectively shielding of ultraviolet transmission, is also conducive to the observation to ultraviolet lamp tube surface.In the time having dust and greasy dirt, can reduce ultraviolet irradiation intensity, regularly wiping fluorescent tube, in order to avoid affect ultraviolet penetrance and exposure intensity.Meanwhile, observe installation and a replacing that can meet high energy UV ultraviolet lamp by maintenance.Ozone is poisonous to people, and in addition, the ozoniferous while of ozone generator also produces oxynitrides, and human body is produced to harm.Sealing strip has the satisfied sealing that prevents ozone leakage.
Described conical flow guiding body is arranged on clarifier import department, and the cone end and purifier shell surrounding arrange gas channel, and gas channel net sectional area is less than clarifier import net sectional area; Flow deflector is arranged between the coneling and purifier shell knuckle of conical flow guiding body; Described is that knuckle is the L shape steel plate of 89-85 DEG C every dirty plate, is connected in purifier shell surrounding, after gas channel, in tilting to two limits every dirty plate of purifier shell top.Oil smoke, steam enter conical flow guiding body, because arranging gas channel net sectional area, the cone end and purifier shell surrounding be less than clarifier import net sectional area, air-flow velocity increases, bulky grain grease larger inertia and steam are got rid of to purifier shell front portion, by after dirty plate resistance gear along every dirty plate current to dirty mouthful of collection.Effectively remove bulky grain grease and steam, granule mist of oil enters surrounding inside clarifier and conical flow guiding body.Because high energy UV ultraviolet lamp is arranged on conical flow guiding body inner side, clarifier entrance, conical flow guiding body, between dirty plate, can not form direct projection angle, can effectively intercept the transmission of UV-C UV light, stop the impact that ultraviolet leaks outside on operator's health.
Described high energy UV ultraviolet lamp is arranged on surrounding inside conical flow guiding body, and high energy UV quartz burner installation direction is parallel with oil smoke flow direction, and the interval between high energy UV ultraviolet lamp is consistent.The quantity of high energy UV ultraviolet lamp is definite according to the sectional area of clarifier, and sectional area is larger, and quantity is more.Because the speed that ultraviolet ray decays in air is very fast, the distance of UV fluorescent tube and smoke particle is nearer, and better, distance is inversely proportional to effect the effect of organic matter photodissociation.Ultraviolet irradiating dose is the leading indicator that ensures oil smoke photolysis rate, in the situation that irradiation time is fixing, ensures that uitraviolet intensity is most important to meeting oil smoke photolysis rate.So, high energy UV ultraviolet lamp is arranged on to clarifier middle part, the ultraviolet of surrounding scattering all carries out light degradation to the granule mist of oil that enters clarifier effectively, improves degradation efficiency.Improve the generation concentration of ozone, the exposure dose of ozone concentration and UV-D ultraviolet ray D wave band (185nm) is closely related.React with the direct of ozone for organic matter, reaction speed depends on ozone and organic initial concentration.Indirect reaction for the hydroxyl radical free radical taking ozone generating as main participation, the control of the quantity of the hydroxyl radical free radical that also will be generated, any factor that affects the formation of ozone hydroxyl radical free radical also will have influence on the degraded of Pre-Ozonation on Organic Matter.Meanwhile, also can ensure the ventilation and heat of ultraviolet light fitting.
Described control system is observed the interlock of door magnetic key operated lock by switch board, air-blower control button, ultraviolet lamp tube power supply, maintenance and is formed, and when fan starting, ultraviolet lamp tube is opened automatically; when while opening, door is observed in maintenance; magnetic key operated lock disconnects, and ultraviolet lamp tube is closed, blower fan autostop.While preventing from opening maintenance observation door, the ultraviolet impact leaking on operator's health.
Described ventiduct system is by connecting the wind inlet section of petticoat pipe, clarifier import, the wind pipe of connection clarifier outlet, and assembling is at wind pipe air outlet.Due to the sufficient reaction time >=2S of ozone and small excitation state oil smoke molecule, ozone and OH react in clarifier and smoke discharging pipe with small excitation state oil smoke molecule (organic compound grease), the complicated mixture (white powder) that oxidation Decomposition becomes to be made up of resin acid, palmitic acid and multiple fat.Part generates carbon dioxide (CO2), hydrone (H2O) is taken away by wind, reaches the object of purifying oil fume.The micro-white powder producing after grease is decomposed is that this mixture belongs to the dryness powder of not touching with one's hand, and odorless tasteless and fire-retardant, 100% biodegradation, can outwell with rubbish, therefore can not produce secondary pollution.Thus, should, according to calculation of wind speed such as the net sectional areas of the windage of the windage of the air quantity of mist extractor blower fan, blast, smoke pipe, grease filter, smoke pipe, determine thus the length of smoke pipe.Can meet fully reacting of ozone and small excitation state oil smoke molecule, make to stop oil smoke and be trapped in smoke pipe, also can consume ozone, avoid the leakage of ozone.Make the wind outlet section group of ventilation shaft, fan blade, blower fan keep clean.
Under dirty mouthful of described collection, sewage guiding tube is set, greasy dirt and steam under can Automatic clearance greasy dirt filtration system intercepting.
The beneficial effects of the utility model are: 1, effectively remove due to the steam in bulky grain grease and oil smoke, improve the degradation rate to oil smoke, cut grease, remove smoke evacuation peculiar smell and better to smoke discharging pipe Disinfection Effect.2, reduce the air loss of blower fan.3, effectively avoid UV light may pass through the transmission of smoke pipe interface.4, facilitate the dust of ultraviolet lamp tube-surface and the observation of greasy dirt and cleaning, ensure ultraviolet penetrance and exposure intensity, working service is convenient.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is front view of the present utility model.
Fig. 2 is vertical section of the present utility model structural map.
Fig. 3 is that the A of Fig. 2 is to view.
Fig. 4 is that the B-B of Fig. 2 is to view
1. purifier shells in figure, 2. door is observed in maintenance, 3. every dirty plate, 4. dirty mouthful of collection, 5. conical flow guiding body, 6. flow deflector, 7. high energy UV ultraviolet lamp, 8. lamp tube installation rack, 9. coating of titanium dioxide, 10. inside casing, 11. housings, 12. hinges, 13. magnetic key operated locks, 14. sealing strips, 15. door handles, 16.A glass, 17.B glass, 18. sewage guiding tubes.
Detailed description of the invention
In Fig. 1,2,3,4 illustrated embodiments, by purifier main body, greasy dirt filtration system, photodissociation oxidative system, ventiduct system, composition of the control system.Purifier main body by purifier shell (1), be arranged on purifier shell (1) front-face maintaining and observe door (2) and be arranged on purifier shell (1) bottom and dirty mouthful of (4) formation of the collection between dirty plate (3); Greasy dirt filtration system is by being arranged on conical flow guiding body (5), the flow deflector (6) of clarifier entrance and forming every dirty plate (3); Photodissociation oxidative system is contained in conical flow guiding body (5), purifier shell (1), is formed every the coating of titanium dioxide (9) of dirty plate (3), lamp tube installation rack (8) by the high energy UV ultraviolet lamp (7), lamp tube installation rack (8) and the painting that are arranged on conical flow guiding body (5) inner side.
Described maintenance is observed door (2) in clarifier front, by steel construction inside casing (10), housing (11), hinge (12), magnetic key operated lock (13), sealing strip (14), door handle (15), the A glass (16) of two different-thickness, B glass (17) are embedded in respectively steel construction inside casing (10) medial and lateral.
Described conical flow guiding body (5) is arranged on clarifier import department, and the cone end is consistent with the gas channel width of purifier shell (1) surrounding, and gas channel net sectional area is less than clarifier import net sectional area; Flow deflector (6) is arranged between the coneling and purifier shell (1) knuckle of conical flow guiding body (5); Described every dirty plate (3) for knuckle is the L shape steel plate of 89-85 DEG C, be connected in purifier shell (1) surrounding, after gas channel, in tilting to two limits every dirty plate (3) of purifier shell (1) top.
Described high energy UV ultraviolet lamp (7) is arranged on conical flow guiding body (5) inner side, and high energy UV quartz burner (5) installation direction is parallel with oil smoke flow direction, and the interval between high energy UV ultraviolet lamp (5) is consistent.
Described control system is observed door (2) magnetic key operated lock (13) interlock by switch board, air-blower control button, ultraviolet lamp tube power supply, maintenance and is formed; when fan starting; ultraviolet lamp tube is opened automatically; when while opening, door (2) is observed in maintenance; magnetic key operated lock (13) disconnects; ultraviolet lamp tube is closed, blower fan autostop.
Described ventiduct system is by connecting the wind inlet section of petticoat pipe, clarifier import, the wind pipe of connection clarifier outlet, and assembling is at wind pipe air outlet.
Under described collection dirty mouthful (4), sewage guiding tube (18) is set, greasy dirt and steam under can Automatic clearance greasy dirt filtration system intercepting.
Above-described embodiment is only used for further illustrating a kind of photodissociation oxygenated oil fume purifier of the present utility model; but the utility model is not limited to embodiment; any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all fall in the protection domain of technical solutions of the utility model.
Claims (7)
1. photodissociation oxygenated oil fume purifier, by purifier main body, greasy dirt filtration system, photodissociation oxidative system, ventiduct system, composition of the control system, it is characterized in that: purifier main body by purifier shell, be arranged on purifier shell front-face maintaining and observe door and be arranged on the dirty mouth of purifier shell bottom and the collection between dirty plate and form; Greasy dirt filtration system is by being arranged on conical flow guiding body, the flow deflector of clarifier entrance and forming every dirty plate; Photodissociation oxidative system is contained in conical flow guiding body, purifier shell, is formed every the coating of titanium dioxide of dirty plate, lamp tube installation rack by the high energy UV ultraviolet lamp, lamp tube installation rack and the painting that are arranged on conical flow guiding body inner side.
2. photodissociation oxygenated oil fume purifier according to claim 1, it is characterized in that: described maintenance is observed door in purifier shell front, by steel construction inside casing, housing, hinge, magnetic key operated lock, sealing strip, door handle, the A glass of two different-thickness, B glass are embedded in respectively steel construction inside casing medial and lateral.
3. photodissociation oxygenated oil fume purifier according to claim 1, it is characterized in that: described conical flow guiding body is arranged on clarifier import department, the cone end, is consistent with the gas channel width of purifier shell surrounding, and gas channel net sectional area is less than clarifier import net sectional area; Flow deflector is arranged between the coneling and purifier shell knuckle of conical flow guiding body; Described is that knuckle is the L shape steel plate of 90-85 DEG C every dirty plate, is connected in purifier shell surrounding, after gas channel, in tilting to two limits every dirty plate of purifier shell top.
4. photodissociation oxygenated oil fume purifier according to claim 1, it is characterized in that: described high energy UV ultraviolet lamp is arranged on surrounding inside conical flow guiding body, high energy UV quartz burner installation direction is parallel with oil smoke flow direction, and the interval between high energy UV ultraviolet lamp is consistent.
5. photodissociation oxygenated oil fume purifier according to claim 1; it is characterized in that: described control system is observed the interlock of door magnetic key operated lock by switch board, air-blower control button, ultraviolet lamp tube power supply, maintenance and formed; when fan starting; ultraviolet lamp tube is opened automatically; when while opening, door is observed in maintenance; magnetic key operated lock disconnects, and ultraviolet lamp tube is closed, blower fan autostop.
6. photodissociation oxygenated oil fume purifier according to claim 1, is characterized in that: described ventiduct system is by connecting the wind inlet section of petticoat pipe, clarifier import, the wind pipe of connection clarifier outlet, and assembling is at wind pipe air outlet.
7. photodissociation oxygenated oil fume purifier according to claim 1, is characterized in that: under dirty mouthful of described collection, sewage guiding tube is set, greasy dirt and steam under can Automatic clearance greasy dirt filtration system intercepting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073180.1U CN203725028U (en) | 2014-02-20 | 2014-02-20 | Oil fume purifier adopting photolysis oxidation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420073180.1U CN203725028U (en) | 2014-02-20 | 2014-02-20 | Oil fume purifier adopting photolysis oxidation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203725028U true CN203725028U (en) | 2014-07-23 |
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ID=51195129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420073180.1U Withdrawn - After Issue CN203725028U (en) | 2014-02-20 | 2014-02-20 | Oil fume purifier adopting photolysis oxidation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203725028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104857845A (en) * | 2014-02-20 | 2015-08-26 | 厦门嘉达环保建造工程有限公司 | Photolysis oxidation oil fume purifier |
| CN106621751A (en) * | 2016-12-15 | 2017-05-10 | 北京市理化分析测试中心 | Plant purification device and control method thereof |
-
2014
- 2014-02-20 CN CN201420073180.1U patent/CN203725028U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104857845A (en) * | 2014-02-20 | 2015-08-26 | 厦门嘉达环保建造工程有限公司 | Photolysis oxidation oil fume purifier |
| CN106621751A (en) * | 2016-12-15 | 2017-05-10 | 北京市理化分析测试中心 | Plant purification device and control method thereof |
| CN106621751B (en) * | 2016-12-15 | 2019-06-25 | 北京市理化分析测试中心 | A kind of plant purification device and its control method |
| US10653077B2 (en) | 2016-12-15 | 2020-05-19 | Beijing Center For Physical And Chemical Analysis | Plant purification device and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140723 Effective date of abandoning: 20170630 |