CN104728893A - Oil fume treating system for kitchen - Google Patents
Oil fume treating system for kitchen Download PDFInfo
- Publication number
- CN104728893A CN104728893A CN201510143775.9A CN201510143775A CN104728893A CN 104728893 A CN104728893 A CN 104728893A CN 201510143775 A CN201510143775 A CN 201510143775A CN 104728893 A CN104728893 A CN 104728893A
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- CN
- China
- Prior art keywords
- treatment system
- filtering plate
- corrugated plating
- kitchen
- fume treatment
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Classifications
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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
- F24C15/2057—Removing cooking fumes using a cleaning liquid
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses an oil fume treating system for a kitchen. The oil fume treating system comprises a range hood, an oil fume filtering plate arranged under the range hood, and a collecting device communicated with the range hood, wherein the lower surface of the oil fume filtering plate has lipophobicity in air and water; the upper surface of the oil fume filtering plate has lipophilicity in the air and has lipophobicity in the water; a spraying device is arranged between the oil fume filtering plate and the range hood; and the oil fume filtering plate is obliquely arranged and the lower end of the oil fume filtering plate is communicated with the collecting device. The oil fume treating system disclosed by the invention has the advantages that atomized oil and particulate matters in oil fume can be captured with high efficiency; simultaneously, under the washing of the water, absorbed oil stains are also easily desorbed, so that the purposes of purifying the oil fume and collecting the oil stains can be realized simultaneously.
Description
Technical field
The invention belongs to cooking apparatus and new material application, be specifically related to severally have the material of selective profit characterization of adsorption and the use in kitchen fume treatment system thereof, this system efficiently can process kitchen fume fast online.
Background technology
The places such as hotel, restaurant, wineshop, dining room and school, office, factory, food frying, cooking techniques industry, oil spatters the industrial occasions such as heat treatment department, fog lubrication workshop, workpiece welding shop and the discharge of alkene thermo oil boiler can discharge a large amount of oil smoke.Oil smoke as catering trade discharge is the difficult point of city dweller's focus of complaining and governability always, and people are while the good to eat cuisines of enjoyment, and problem of environmental pollution has also been with in the discharge of kitchen fume.After tested, the oil smoke pm2.5 of catering trade discharge is up to more than 700; According to relevant report, cooking fume is greater than 10% to environment pm2.5 contribution.
According to the laws and regulations such as " The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution " and " catering trade environmental protection technology specification " regulation, the catering trade needs solar obligation fume purifier of fume.What current fume purifier of fume was conventional mainly contains two kinds: electrostatic high-pressure and Water spray type.Electrostatic high-pressure is by high-pressure electrostatic adsorbed oil smoke particle between pole plate or charing smoke particle; in use; pole plate very easily attaches grease and particle foreign material; need frequently to clean; if do not cleaned in time, equipment is entirely ineffective at least, and heavy then generation greasy dirt leaks or fire; maintenance workload is large, cleans difficulty and very easily cause secondary pollution again greatly in cleaning process.The latter needs to continue to provide clean water source and water spray facility, and equipment takes up space greatly, use and management cost high, the sewage after sprinkling becomes new pollution sources simultaneously.
Publication number is the total system that the Chinese patent application of CN 103162324 A discloses a kind of dining room oil smoke, comprising smoke exhaust ventilator is main physiochemical mutagens device and chemical breakdown device two parts, described physiochemical mutagens is the smoke exhaust ventilator being provided with smoking above kitchen range, smoke exhaust ventilator is communicated with the flue vertically placed by a transverse row tracheae, the inwall of transverse row tracheae is provided with the filter screen of some absorption oil smoke; Chemical breakdown device is the atomizing sprayer being arranged on vertical flue top; Devil liquor recovery tank is provided with in the junction of flue and blast pipe.
Summary of the invention
The invention provides a kind of kitchen fume treatment system, this kitchen fume treatment system can catch fogging oil in the middle of oil smoke and particle efficiently, meanwhile, under the flushing of water, the oil stain adsorbed is easy to desorption again, can collect greasy dirt while realizing fume purifying.
Technical purpose of the present invention is achieved through the following technical solutions:
A kind of kitchen fume treatment system, the gathering-device comprising smoke exhaust ventilator, be arranged at the cooking fume filtering plate of smoke exhaust ventilator air inlet side and be connected with smoke exhaust ventilator exhaust outlet, it is characterized in that, the lower surface of described cooking fume filtering plate all has oleophobic property in air and water;
The upper surface of described cooking fume filtering plate has lipophile in atmosphere, in water, have oleophobic property;
Described kitchen fume treatment system also comprises the spray equipment of the upper surface for cleaning cooking fume filtering plate.
Key of the present invention is to employ the material with oil-water selectivity characterization of adsorption, makes it can catch fogging oil in the middle of oil smoke and particle efficiently.And under having water existence condition, these oil stains are easy to again desorption, can collect greasy dirt while realizing fume purifying, by the on-line rinsing to material, realize waste oil reuse; Material after de-oiling can be recycled.Maintenance free, easy to operate, can be arranged on indoor, the gas of discharge meets national oil smoke discharge standard.
As preferably, described cooking fume filtering plate is multilayer, and every one deck comprises the upper corrugated plating and lower corrugated plating that cooperatively interact.As preferably, described cooking fume filtering plate is 5 ~ 20 layers.
As further preferred, described upper corrugated plating and lower corrugated plating are all made up of the some blocks of stainless steels be arranged side by side watt; In formation, the concave surface of the stainless steel watt of corrugated plating and lower corrugated plating is oppositely arranged and staggers mutually.
Leave gap between described stainless steel watt, soot gas can pass through from this gap, but, eluent can not be made to leak down.Described stainless steel watt can form corrugated plating by the mode of spot welding, also can be fixed to be with on the framework of grid to form corrugated plating.
As preferably, the thickness of described stainless steel watt is 0.1mm ~ 2mm.
The upper surface of described stainless steel watt has lipophile in atmosphere, has oleophobic property, has water resistant polymer hydrogel coating, as polyvinyl alcohol and polyacrylic acid in water; Its lower surface all has oleophobic property in air and water.
As preferably, the upper surface of described stainless steel watt is with polyethylene coating;
The lower surface of described stainless steel watt is with polytetrafluorethylecoatings coatings.
As preferably, the preparation method of described polyethylene coating, comprises the following steps:
Adopted by polyvinyl alcohol coating wet spray on the surface of pretreated tile-type workpiece, then room temperature is placed and is naturally volatilized for 24 ~ 48 hours, be heated to 80 ~ 90 DEG C of heating 1 ~ 2 hour again, then after 100 ~ 110 DEG C of heating 15 ~ 30min, the polyethylene coating described in formation.
Concrete preparation method is as follows for polyethylene coating:
(1) blasting treatment;
(2) arc spraying zinc aluminum alloy;
(3) wet spray.Spray a certain proportion of polyvinyl alcohol coating
(4) room temperature placement 48h volatilizees naturally, drying and forming-film.
(5) 80 DEG C, baking oven heating 1h is then put in, then at 110 DEG C of heating 15min.
As preferably, the preparation method of the coating of described polytetrafluoroethylene (PTFE), comprises the following steps:
Adopt wet spray on the surface of pretreated tile-type workpiece tetrafluoroethene coating, then evaporating solvent under 110 ~ 130 DEG C of conditions, then 300 ~ 400 DEG C of sintering 20min ~ 1 hour, the polytetrafluorethylecoatings coatings described in formation.
The concrete preparation method of the coating of polytetrafluoroethylene (PTFE) is as follows:
(1) in order to make workpiece surface obtain enough surface adhesion forces, whole greases surfaces to be coated must first be removed.Under Ultrasonic Conditions, 10 minutes are processed with organic solvent.The mechanical system of blasting treatment is adopted to clean workpiece and make its surface crude.The binding ability of coating with workpiece surface can be improved by the mode of the bonding auxiliary agent of application (priming paint).
(2) wet spray.Coating layer thickness depends on the coating system of employing; The change of coating layer thickness may from several micron to 200 microns (0.2 millimeters) not etc.
(3) dry.By the heating of wet coating in baker, temperature controls at about 120 DEG C, until most solvent evaporates.
(4) plastify.300-400 DEG C plastifies 20 minutes, coating material melting, forms network structure with bonding auxiliary agent.
As preferably, in described gathering-device, eluent is housed, described spray equipment is provided with the input duct stretching into below described eluent liquid level;
Described cooking fume filtering plate is in tilted layout and eluent after using enters described gathering-device.Described eluent is water or the water containing a small amount of degreaser, now, can carry out smoke abatement operation, while carry out cleaning operation.
As preferably, described smoke exhaust ventilator is connected by wind pipe with gathering-device, and the outlet of described wind pipe is arranged on below the liquid level of eluent.
Compared with the existing technology, the present invention utilizes and processes kitchen fume the material of oil and the selective characterization of adsorption of glassware for drinking water, and experimental result shows that this treatment system can effectively reduce costs, floor space is little, treatment effect is good, and care and maintenance cost is low, and equipment is small and exquisite.
Accompanying drawing explanation
Fig. 1 is Lampblack treatment system schematic diagram of the present invention;
Fig. 2 is the structural representation of part A in Fig. 1;
Fig. 3 is corrugated plating stereogram in Fig. 2.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.
The structural representation of Lampblack treatment system is as shown in Figure 1 known, the gathering-device that this Lampblack treatment system comprises smoke exhaust ventilator, is arranged at the cooking fume filtering plate below smoke exhaust ventilator and is communicated with smoke exhaust ventilator, the lower surface of cooking fume filtering plate all has oleophobic property in air and water; The upper surface of cooking fume filtering plate has lipophile in atmosphere, in water, have oleophobic property; Be provided with spray equipment between cooking fume filtering plate and smoke exhaust ventilator, cooking fume filtering plate is in tilted layout and its lower end is connected with gathering-device.
In gathering-device, eluent is housed, spray equipment is provided with the input duct stretching into below described eluent liquid level.Smoke exhaust ventilator is connected by wind pipe with gathering-device, and the outlet of wind pipe is arranged on below the liquid level of eluent.
As shown in Figure 2, cooking fume filtering plate is multilayer, and every one deck comprises the upper corrugated plating and lower corrugated plating that cooperatively interact.
As shown in Figure 3, upper corrugated plating and lower corrugated plating are all made up of the some blocks of stainless steels be arranged side by side watt; In formation, the concave surface of the stainless steel watt of corrugated plating and lower corrugated plating is oppositely arranged and staggers mutually.Wherein, the thickness of stainless steel watt is 0.1mm ~ 2mm.At the upper surface of stainless steel watt with polyethylene coating; At the lower surface of stainless steel watt with polytetrafluorethylecoatings coatings.
Below in conjunction with specific embodiment, the present invention will be further described:
Embodiment 1
Every block stainless steel tilt sickness 0.5mm, radian 60 °, arc length 5cm, length 5cm, the upper and lower surface of every block stainless steel watt applies layer of polyethylene alcohol coating and one deck polytetrafluorethylecoatings coatings respectively.
The forming process of polyethylene coating is as follows:
(1) blasting treatment: air pressure is 0.7MPa, shot-peening size is 30 orders;
(2) arc spraying zinc aluminum alloy: spray voltage 30V, distance 150mm, wire feed voltage 10V);
(3) wet method is brushed.By polyvinyl alcohol dissolution in the hot distilled water of 80 DEG C, obtain the polyvinyl alcohol water solution of 5%.Measure the polyvinyl alcohol water solution of 100mL, add 1g crosslinking agent (adipic acid dihydrazide) and 1g plasticizer (glycerine), fully add 1g acetic acid after mixing, continue constant temperature and stir.After cross-linking reaction completes, film liquid is evenly poured on one end of clean polyfluortetraethylene plate, spreads to the film of 0.05-0.1mm with scraper.
(4) room temperature placement 48h volatilizees naturally, drying and forming-film.
(5) 80 DEG C, baking oven heating 1h is then put in, then at 110 DEG C of heating 15min.
The forming process of polytetrafluorethylecoatings coatings is as follows:
(1) under Ultrasonic Conditions, 10 minutes are processed with acetone.The mechanical system of blasting treatment is adopted to clean workpiece and make its surface crude: air pressure is 0.7MPa, and shot-peening size is 30 orders.
(2) 100mL 60% ptfe emulsion is slowly added 1g titanate coupling agent NDZ-311 W, stir; 1g adds Foamaster111 defoamer, stirs; Add 1g Levelling620 levelling agent, stir; Add 1g film forming agent alcohol ester 12, stir, form teflon coating.Teflon coating loads in spray gun hopper, and with the air spraying of 0.6MPa on stainless steel watt, spray is apart from being 250-300mm, and the translational speed of spray gun is 8-10m/min.And put into thermostatic drying chamber, be heated to 120 DEG C, insulation 20min.Put into chamber type electric resistance furnace after taking-up to plastify.Plasticization temperature is 365-375 DEG C, and the time of moulding is 20min, is infiltrated in cold water by the material after plasticizing.
Several piece stainless steel watt is fixed on support and forms upper and lower corrugated plating, in formation, the concave surface of the stainless steel watt of corrugated plating and lower corrugated plating is oppositely arranged and staggers mutually, and controlling upper corrugated plating upper surface and lower corrugated plating upper surface coating layer of polyethylene alcohol coating, upper corrugated plating lower surface and lower corrugated plating lower surface apply one deck polytetrafluorethylecoatings coatings.Upper and lower corrugated plating spacing 2cm, the corrugated plating number of plies 10 layers, the thick 20cm of the long 2m of A structure, wide 1m.Then A structure be assembled in corresponding Lampblack treatment system and process kitchen fume, the rotating speed of smoke exhaust ventilator is that 600-800 turns, and power is 1000W.
On inspection, the oil smoke concentration before Lampblack treatment system process of the present invention is adopted to be greater than 200mg/m
3, after process, oil smoke discharge concentration is less than 2mg/m
3.
Above-described embodiment has been described in detail technical scheme of the present invention; be understood that and the foregoing is only specific embodiments of the invention; be not limited to the present invention; all make in spirit of the present invention any amendment, supplement or similar fashion substitute etc., all should be included within protection scope of the present invention.
Claims (9)
1. a kitchen fume treatment system, the gathering-device comprising smoke exhaust ventilator, be arranged at the cooking fume filtering plate of smoke exhaust ventilator air inlet side and be connected with smoke exhaust ventilator exhaust outlet, it is characterized in that, the lower surface of described cooking fume filtering plate all has oleophobic property in air and water;
The upper surface of described cooking fume filtering plate has lipophile in atmosphere, in water, have oleophobic property;
Described kitchen fume treatment system also comprises the spray equipment of the upper surface for cleaning cooking fume filtering plate.
2. kitchen fume treatment system according to claim 1, is characterized in that, described cooking fume filtering plate is multilayer, and every one deck comprises the upper corrugated plating and lower corrugated plating that cooperatively interact.
3. kitchen fume treatment system according to claim 2, is characterized in that, described upper corrugated plating and lower corrugated plating are all made up of the some blocks of stainless steels be arranged side by side watt;
In formation, the concave surface of the stainless steel watt of corrugated plating and lower corrugated plating is oppositely arranged and staggers mutually.
4. kitchen fume treatment system according to claim 3, is characterized in that, the thickness of described stainless steel watt is 0.1mm ~ 2mm.
5. kitchen fume treatment system according to claim 3, is characterized in that, the upper surface of described stainless steel watt is with polyethylene coating;
The lower surface of described stainless steel watt is with polytetrafluorethylecoatings coatings.
6. kitchen fume treatment system according to claim 5, is characterized in that, the preparation method of described polyethylene coating, comprises the following steps:
Adopted by polyvinyl alcohol coating wet spray on the surface of pretreated tile-type workpiece, then room temperature is placed and is naturally volatilized for 24 ~ 48 hours, be heated to 80 ~ 90 DEG C of heating 1 ~ 2 hour again, then after 100 ~ 110 DEG C of heating 15 ~ 30min, the polyethylene coating described in formation.
7. kitchen fume treatment system according to claim 6, is characterized in that, the preparation method of described polytetrafluorethylecoatings coatings, comprises the following steps:
Adopt wet spray on the surface of pretreated tile-type workpiece tetrafluoroethene coating, then evaporating solvent under 110 ~ 130 DEG C of conditions, then 300 ~ 400 DEG C of sintering 20min ~ 1 hour, the polytetrafluorethylecoatings coatings described in formation.
8. kitchen fume treatment system according to claim 1, is characterized in that, in described gathering-device, eluent is housed, and described spray equipment is provided with the input duct stretching into below described eluent liquid level;
Described cooking fume filtering plate is in tilted layout and eluent after using enters described gathering-device.
9. kitchen fume treatment system according to claim 8, is characterized in that, described smoke exhaust ventilator is connected by wind pipe with gathering-device, and the outlet of described wind pipe is arranged on below the liquid level of eluent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143775.9A CN104728893A (en) | 2015-03-30 | 2015-03-30 | Oil fume treating system for kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143775.9A CN104728893A (en) | 2015-03-30 | 2015-03-30 | Oil fume treating system for kitchen |
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| Publication Number | Publication Date |
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| CN104728893A true CN104728893A (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510143775.9A Pending CN104728893A (en) | 2015-03-30 | 2015-03-30 | Oil fume treating system for kitchen |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105455456A (en) * | 2015-12-23 | 2016-04-06 | 朱焕中 | Multifunctional integral kitchen equipment |
| CN109668200A (en) * | 2019-02-26 | 2019-04-23 | 沈阳慧之源科技有限公司 | Polytetrafluoro material dust collecting electrode electricity bag oil fume purifier |
| CN110081481A (en) * | 2018-01-26 | 2019-08-02 | 宁波方太厨具有限公司 | Automatically cleaning range hood and its control method |
| CN112474056A (en) * | 2020-09-18 | 2021-03-12 | 椿木科技(厦门)有限公司 | Electrostatic oil mist collection purifier |
| CN115243992A (en) * | 2020-03-23 | 2022-10-25 | 三菱电机株式会社 | Oil recovery device for elevator |
| CN117959844A (en) * | 2024-03-28 | 2024-05-03 | 杭州老板电器股份有限公司 | Oil smoke purifying and filtering device and oil smoke purifying and filtering system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105455456A (en) * | 2015-12-23 | 2016-04-06 | 朱焕中 | Multifunctional integral kitchen equipment |
| CN110081481A (en) * | 2018-01-26 | 2019-08-02 | 宁波方太厨具有限公司 | Automatically cleaning range hood and its control method |
| CN110081481B (en) * | 2018-01-26 | 2024-01-23 | 宁波方太厨具有限公司 | Self-cleaning range hood and control method thereof |
| CN109668200A (en) * | 2019-02-26 | 2019-04-23 | 沈阳慧之源科技有限公司 | Polytetrafluoro material dust collecting electrode electricity bag oil fume purifier |
| CN115243992A (en) * | 2020-03-23 | 2022-10-25 | 三菱电机株式会社 | Oil recovery device for elevator |
| CN115243992B (en) * | 2020-03-23 | 2024-03-08 | 三菱电机株式会社 | Elevator oil recovery device |
| CN112474056A (en) * | 2020-09-18 | 2021-03-12 | 椿木科技(厦门)有限公司 | Electrostatic oil mist collection purifier |
| CN117959844A (en) * | 2024-03-28 | 2024-05-03 | 杭州老板电器股份有限公司 | Oil smoke purifying and filtering device and oil smoke purifying and filtering system |
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Application publication date: 20150624 |
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