CN106390629A - Double-layer coaxial counter-rotating filter screen for grease separation of range hood - Google Patents

Double-layer coaxial counter-rotating filter screen for grease separation of range hood Download PDF

Info

Publication number
CN106390629A
CN106390629A CN201611001106.9A CN201611001106A CN106390629A CN 106390629 A CN106390629 A CN 106390629A CN 201611001106 A CN201611001106 A CN 201611001106A CN 106390629 A CN106390629 A CN 106390629A
Authority
CN
China
Prior art keywords
filter screen
double
stainless steel
coaxial counter
layer coaxial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611001106.9A
Other languages
Chinese (zh)
Inventor
陈运法
李文辉
李双德
刘海弟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institute of Process Engineering of CAS
Original Assignee
Institute of Process Engineering of CAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institute of Process Engineering of CAS filed Critical Institute of Process Engineering of CAS
Priority to CN201611001106.9A priority Critical patent/CN106390629A/en
Publication of CN106390629A publication Critical patent/CN106390629A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • B01D46/0005Mounting of filtering elements within casings, housings or frames
    • B01D46/0009Tray-like arrangements of filters in a vessel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0002Casings; Housings; Frame constructions
    • B01D46/0012In-line filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66Regeneration of the filtering material or filter elements inside the filter
    • B01D46/74Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
    • B01D46/78Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving centrifugal forces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/20Removing cooking fumes
    • F24C15/2035Arrangement or mounting of filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention relates to a double-layer coaxial counter-rotating filter screen for grease separation of a range hood and belongs to the field of cooking fume waste gas purification. The double-layer coaxial counter-rotating filter screen comprises a double-layer filter screen disk body consisting of straight-tooth conical gears, a round rim, stainless steel filter screen bodies and a hollow shaft. The double-layer coaxial counter-rotating filter screen is characterized in that the gears match with one another pairwise, the rim and a shaft sleeve are integrally welded through spokes with oil guide groove structures, the stainless steel filter screen bodies are formed by braiding of stainless steel wires and welded between the spokes and the rim, look oblique relative to the plane of the rim, are fixed on a driving shaft and the hollow shaft through the shaft sleeve via flat keys and are fixed on an upper straight-tooth conical gear group and a lower straight-tooth conical gear group respectively, and the surfaces of the stainless steel filter screen bodies are provided with oleophobic and hydrophobic coatings. The double-layer coaxial counter-rotating filter screen has the advantages that the double-layer coaxial counter-rotating filter screen is capable of increasing physical collision probability of cooking fume particles and the filter screen and enabling oil drops to be thrown away under the action of centrifugal force, thereby keeping clean; the double-layer coaxial counter-rotating filter screen has high porosity and is capable of solving the problem of gas pressure reduction in the range hood.

Description

One kind is used for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen
Technical field
The present invention relates to a kind of defecator, especially one kind are used for lampblack absorber oils and fatss detached double-layer coaxial counter rotating Filter screen
Background technology
In recent years, long-time, high intensity the haze weather in China's most area outburst has had a strong impact on the life of people Live and health.Traced to the source according to atmospheric haze and understand, cooking fume pollutant are the important sources that some areas air quality deteriorates.
The oil flue waste gas that the Chinese way of cooking produces contains substantial amounts of oil droplet, VOCs and SVOCs pollutant.High temperature oil droplet to the cold after Viscosity is very big, is easily adhered on the oil guide plate of lampblack absorber, filter screen, cigarette machine inner chamber and blower fan.If cleaning not in time, after time length Grease being formed, reduce lampblack absorber smoking efficiency, thus increasing the escape probability of oil smoke, polluting indoor and atmospheric environment.
Oil smoke processing technology common at present is static physical filter screen and Electrostatic Absorption.Static physical filter screen is mainly to be installed At fume exhauster air inlet, improve the physical impacts probability of oil smoke and filter screen by the density increasing opening of sieve, and then lifted The separating power of oils and fatss.But after permanent use, oils and fatss easily block opening of sieve, increase convulsion resistance.Electrostatic adsorption type fume purifying Device is mainly placed in lampblack absorber air outlet.In the presence of high voltage electric field, smoke particle is charged and both positive and negative polarity to electric field Plate moves and is captured.But after permanent use, the grease of pole plate accumulation is difficult to clean, but grease is flammable in itself, meets bright Fire or too high can the burning of temperature and have the danger of fire.It is therefore desirable to finding a kind of inexpensive, efficient oils and fatss isolation technics.
Recently, some research worker are by installing the rotary filtering being driven by individual motor at fume exhauster air inlet , there are physical impacts by pollutants from cooking fume with rotary sieve in net, intercept oil droplet, and be thrown out of under the influence of centrifugal force, from And improve the detached effect of lampblack absorber oils and fatss.Chinese patent as Application No. 200820065337.0 discloses one kind and is used for Monolayer centrifugal type rotary filtering-net disk in air dust purifier.It includes outer rim and spider, and passes through brace rod phase Even, the central authorities of spider are provided with the axle sleeve with motor output shaft grafting cooperation, are provided with by one between outer rim and axle sleeve Radial radiation shape filter screen that filter screen silk is constituted, being distributed uniformly and circumferentially.This centrifugal type rotary filtering-net disk is mainly by outer Wheel rim and radial support muscle composition, because brace rod radial extremity voidage is higher, vapour lock is little compared with Dropbox center, therefore oil smoke and filter Dropbox physical impacts probability is gradually reduced centrally along outer rim by Dropbox, and oil droplet and fine particle enter oil smoke easily by filter screen Machine cavity body.
For another example the Chinese patent of Application No. 201410246649.1 discloses a kind of lampblack absorber rotation oils and fatss separation filter screen Wheel, is the rotary sieve of single layer structure.The disk body of this filter screen plate is rounded, and disk body is provided with filter opening, and filter opening is with the centre bore of disk body For the center of circle, the circumferential arrangement in different radii, disk body is connected stairstepping flabellum inclined-plane by punch forming.Filter screen disk center Hole is installed on the rotary shaft of net turbin generator by sleeve and knob, and filter screen disc main body is then installed on lampblack absorber inlet scoop.Due to filter Mesh is stamped to form by flat board, and porosity is relatively low, and filter screen easily forms screen layer under high-speed rotation, and air intake resistance increases Greatly, affect the smoking effect of lampblack absorber and produce great noise.
Content of the invention
For above-mentioned the deficiencies in the prior art, it is an object of the invention to a kind of porosity of design is high, it is good to cut oily effect Rotary sieve, and be easily installed in lampblack absorber, purify indoor and outdoor surroundingses.
One kind is used for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen.This oils and fatss separation rotary sieve includes double Metafiltration Dropbox main body.Described filter screen disc main body is made up of straight bevel gear, circular wheel rim, stainless steel filtering net and hollow axle.Described Straight bevel gear coordinates two-by-two, so that relative one group gear is driven in opposite direction;Pass through between described circle wheel rim and axle sleeve Band oil guide groove structure spokes are welded as a whole;Described stainless steel filtering net is formed by stainless steel silk braiding, and is welded in spoke and wheel Between rim, stainless steel filtering net is inclined with respect to described circle wheel rim place plane;Described double-layer leaching net passes through flat key by axle sleeve It is separately fixed on driving shaft and hollow axle;Described driving shaft and hollow axle are individually fixed in next and organize straight bevel gear, institute State hollow axle endoporus two ends fixing bearing respectively, thus realizing the coaxial counter rotating of double-layer leaching net constant speed;Described stainless steel filtering net Surface has oleophobic hydrophobic coating.Double-layer leaching net can overcome the too high or too small shortcoming of monolayer filter screen porosity, is adjusted by reasonable The mesh number of section two-layer filter screen, can hierarchically retain various sizes of smoke particle thing, in addition, particulate matter is in positive and negative air flow swirl The time of staying is longer, is effectively retained on filter screen.Finally, on filter screen, the smoke particle thing of retention comes together in the oil guide groove of spoke In, and outwards throw away under the action of the centrifugal force, keep filter screen cleaning.
The number of teeth of described straight bevel gear is 15~20.After gear coordinates two-by-two, make one group of gear relatively in opposite direction Transmission.
The described cross section with oil guide groove structure spokes is hexagonal, interior angle be 80~160 °, oil guide groove opening direction with The direction of rotation of described filter screen is identical.Spoke with Oil Guide slot structure is connected with stainless steel filtering net, is conducive to the oil of filter screen retention Smoke particle thing comes together in oil guide groove, and outwards throws away under the action of the centrifugal force, keeps filter screen cleaning, stabilizes further in body Pressure drop and air-flow.
Described stainless steel filtering net mesh number is 4~24 mesh, and string diameter is 0.2~1.0mm.Mesh number is too small, then porosity is too high, Smoke particle thing enters flue easily by filter screen;Mesh number is excessive, then porosity is too low, and smoking windage increases, therefore mesh number is preferred For 4~24 mesh.Filter screen string diameter is excessive, then cause filter screen porosity too small, when filter screen is under high-speed rotation, can increase windage and make an uproar Sound;String diameter is too small, then mechanical strength is little, and filter screen is yielding under high-speed rotation, therefore string diameter is preferably 0.2~1.0mm.
Described straight bevel gear replaces with planetary gear, and is placed between driving shaft and hollow axle, realizes double-layer leaching net Coaxial counter rotating.Said structure enables double-layer leaching net variable speed counter rotating, thus reducing air intake resistance further and making an uproar Sound level.
Described band oil guide groove structure spokes are in arc line shaped, and the corresponding central angle of camber line is 10~60 °, and described band Oil Guide Slot structure spoke arc-shaped bend direction is contrary with the direction of rotation of described filter screen.The design of above-mentioned arc line shaped, can mate oil guide groove The track that middle oils and fatss are thrown out of in rotation, to reach more preferable oil filter effect.
The ratio of the filter screen mesh number of described first stainless steel filtering net and the second stainless steel filtering net is 1:1~1:6.Second filter screen Mesh number be equal to or more than the first filter screen, enable different-grain diameter particulate cascade retention.
The angle that described stainless steel filtering net place inclined plane is formed with circular wheel rim place plane is -2~-10 °.Filter screen inclines Oblique design is in order that the oils and fatss being trapped on filter screen preferably come together in oil guide groove under gravity and centrifugal force, therefore inclination angle Degree is preferably -2~-10 °.
The effective ingredient of described stainless steel filtering net surface oleophobic hydrophobic coating is fluorinated acrylate polymer, perfluoro alkane Compound, fluorine silicon contained polymer or surface modifying oxides nano-particle.The modification of stainless steel filtering net surface oleophobic hydrophobic coating, It is in order that the oils and fatss of retention are easily thrown out of under the action of the centrifugal force, keep filter screen cleaning.
The material that described filter screen disc main body uses is ferritic stainless steel, austenitic stainless steel, martensitic stain less steel, two-phase Rustless steel or precipitation-hardening stainless steel.
Described filter screen disc main body is fixed on adjustable speed motor by driving shaft, separately installed at fume exhauster air inlet, Motor speed is 300~1300rpm.Suitable rotating speed is conducive to stablizing smoking air-flow, makes smoke particle thing under relatively low vapour lock Retained by filter screen, therefore motor speed is preferably 300~1300rpm.
The present invention can carry out classification retention under relatively low vapour lock to the smoke particle thing of different-grain diameter, increases oil as far as possible The physical impacts probability of smoke particle thing and filter screen, and oils and fatss can easily be thrown out of under the influence of centrifugal force, maintain filter screen Cleaning, can life-time service.Double-layer coaxial counter rotating filter structure is reasonable in design, and convenient handling and No clean are it is adaptable to oil smoke The filtration of machine air inlet oils and fatss and separation.
Brief description
Fig. 1 is the perspective view of the double-layer coaxial counter rotating filter screen of the present invention;
Fig. 2 is the configuration schematic diagram of the double-layer coaxial counter rotating filter screen of the present invention;
Fig. 3 is the structural representation of the stainless steel filtering net of the present invention;
Fig. 4 is the sectional view with oil guide groove structure spokes in Fig. 3;
Fig. 5 is the planetary structural representation of the present invention;
Fig. 6 is the structural representation of filter screen bracket in Fig. 3;
Fig. 7 is the sectional view of stainless steel filtering net in Fig. 3;
Fig. 8 is the scheme of installation on close-suction range hood for the double-layer coaxial counter rotating filter screen of the present invention;
Fig. 9 is the scheme of installation on side-suction type range hood for the double-layer coaxial counter rotating filter screen of the present invention;
Figure number and title:1st, straight bevel gear, 2, driving shaft, 3, hollow axle, 4, axle sleeve, 5, circular wheel rim, 6, band Oil guide groove structure spokes, the 71, first stainless steel filtering net, the 72, second stainless steel filtering net, 8, bearing, 9, planetary gear, 10, safety Net, 11, main air blower, 12, impeller.
Specific embodiment
Below in conjunction with accompanying drawing, the structure of the present invention and use are described further.
As shown in Fig. 1~Fig. 4, Fig. 6~Fig. 7, this double-layer coaxial counter rotating filter screen mainly include double-layer leaching net disc main body, Hollow axle 3 and straight bevel gear 1.Straight bevel gear coordinates two-by-two, so that relative one group gear is driven in opposite direction;Circular wheel Pass through between rim 5 and axle sleeve 4 to carry oil guide groove structure spokes 6 to be welded as a whole;Stainless steel filtering net 71,72 is by stainless steel silk braiding Become, and be welded between spoke and wheel rim, stainless steel filtering net is inclined with respect to circular wheel rim place plane;Filter screen disc main body by Axle sleeve 4 is separately fixed on driving shaft 2 and hollow axle 3 by flat key, and driving shaft and hollow axle are individually fixed in next group directly Bevel gear, hollow axle endoporus two ends fixing bearing respectively, thus realize the coaxial counter rotating of double-layer leaching net constant speed.
This rotary sieve is further characterized in that:The number of teeth of straight bevel gear is 15~20, with the horizontal stroke of oil guide groove structure spokes Section is hexagonal, and interior angle is 80~160 °, and oil guide groove opening direction is identical with the direction of rotation of described filter screen, and rustless steel is filtered Mesh number is 4~24 mesh, and string diameter is 0.2~1.0mm, and band oil guide groove structure spokes are in arc line shaped, camber line corresponding center of circle angle beta For 10~60 °, and spoke arc-shaped bend direction is contrary with the direction of rotation of filter screen, and the first stainless steel filtering net 71 is stainless with second The ratio of the filter screen mesh number of steel filter screen 72 is 1:1~1:6, stainless steel filtering net place inclined plane is formed with circular wheel rim place plane Angle γ be -2~-10 °.The effective ingredient of stainless steel filtering net surface oleophobic hydrophobic coating be fluorinated acrylate polymer, Perfluoro alkane compound, fluorine silicon contained polymer or surface modifying oxides nano-particle.The material that filter screen disc main body uses is ferrum Ferritic rustless steel, austenitic stainless steel, martensitic stain less steel, two phase stainless steel or precipitation-hardening stainless steel.
As shown in figure 5, straight bevel gear replaces with planetary gear 9, and it is placed between driving shaft and hollow axle, realize double The coaxial counter rotating of metafiltration net.
As shown in Fig. 7~Fig. 8, filter screen disc main body is fixed on adjustable speed motor by driving shaft, separately installed inhales near Formula or side-suction type range hood air inlet, motor speed is 300~1300rpm.
When lampblack absorber is started working, the Double layer rotating filter screen also concomitant rotation that controlled by separate electrical motor.Oil in oil smoke Under blower fan suction, there are physical impacts twice with rotary sieve in fat and particulate matter, and stop in positive and negative air flow swirl Time is longer, can effectively be retained on filter screen.On filter screen, the smoke particle thing of retention comes together in the oil guide groove of spoke, and Outwards throw away under centrifugal action, keep filter screen cleaning.
Name several specific embodiments, to further understand the present invention:
Embodiment 1:
According to Fig. 1, the number of teeth is that 18 4 straight bevel gears coordinate two-by-two, a diameter of 200mm of circular wheel rim, circular wheel rim It is welded as a whole by 6 band oil guide groove structure spokes and axle sleeve between, oil guide groove opening direction is identical with filter screen direction of rotation, Opening angle is 80 °, and arc line shaped spoke bending direction is contrary with the direction of rotation of filter screen, and corresponding central angle is 30 °, first Stainless steel filtering net mesh number is 8 mesh, and string diameter is 0.6mm, and the second stainless steel filtering net mesh number is 14 mesh, and string diameter is 0.4mm, filter screen mesh number Than for 1:1.75, filter screen is -5 ° with respect to the angle of inclination of circular wheel rim place plane, and hollow axle internal diameter is 9mm, and external diameter is 13mm, being effectively split into of stainless steel filtering net surface oleophobic hydrophobic coating is fluorine silicon contained polymer, the material that filter screen disc main body uses For ferritic stainless steel, lampblack absorber is near suction range hood, and when motor speed is for 1000rpm, this device is to oil flue waste gas Middle oil droplet removal efficiency is 97%.
Embodiment 2:
According to Fig. 1, the number of teeth is that 20 4 straight bevel gears coordinate two-by-two, a diameter of 200mm of circular wheel rim, circular wheel rim It is welded as a whole by 6 band oil guide groove structure spokes and axle sleeve between, oil guide groove opening direction is identical with filter screen direction of rotation, Opening angle is 100 °, and arc line shaped spoke bending direction is contrary with the direction of rotation of filter screen, and corresponding central angle is 20 °, the One stainless steel filtering net mesh number is 10 mesh, and string diameter is 0.5mm, and the second stainless steel filtering net mesh number is 18 mesh, and string diameter is 0.3mm, filter screen Mesh number is than for 1:1.8, filter screen is -6 ° with respect to the angle of inclination of circular wheel rim place plane, and hollow axle internal diameter is 9mm, external diameter For 13mm, being effectively split into of stainless steel filtering net surface oleophobic hydrophobic coating is perfluoro alkane compound, and filter screen disc main body uses Material is martensitic stain less steel, and lampblack absorber is near suction range hood, and when motor speed is for 1200rpm, this device is to oil smoke In waste gas, oil droplet removal efficiency is 99%.
Embodiment 3:
According to Fig. 1, the number of teeth is that 20 4 straight bevel gears coordinate two-by-two, a diameter of 200mm of circular wheel rim, circular wheel rim It is welded as a whole by 6 band oil guide groove structure spokes and axle sleeve between, oil guide groove opening direction is identical with filter screen direction of rotation, Opening angle is 120 °, and arc line shaped spoke bending direction is contrary with the direction of rotation of filter screen, and corresponding central angle is 40 °, the One stainless steel filtering net mesh number is 4 mesh, and string diameter is 1mm, and the second stainless steel filtering net mesh number is 20 mesh, and string diameter is 0.25mm, filter screen mesh Number ratio is 1:5, filter screen is -4 ° with respect to the angle of inclination of circular wheel rim place plane, and hollow axle internal diameter is 9mm, and external diameter is 13mm, being effectively split into of stainless steel filtering net surface oleophobic hydrophobic coating is fluorinated acrylate polymer, and filter screen disc main body uses Material be austenitic stainless steel, lampblack absorber be side-absorption type smoke exhaust ventilator, when motor speed is for 900rpm, this device is to oil smoke In waste gas, oil droplet removal efficiency is 96%.
Embodiment 4:
According to Fig. 1, the number of teeth is that 18 4 straight bevel gears coordinate two-by-two, a diameter of 200mm of circular wheel rim, circular wheel rim It is welded as a whole by 6 band oil guide groove structure spokes and axle sleeve between, oil guide groove opening direction is identical with filter screen direction of rotation, Opening angle is 90 °, and arc line shaped spoke bending direction is contrary with the direction of rotation of filter screen, and corresponding central angle is 50 °, first Stainless steel filtering net mesh number is 12 mesh, and string diameter is 0.45mm, and the second stainless steel filtering net mesh number is 20 mesh, and string diameter is 0.25mm, filter screen Mesh number is than for 1:1.7, filter screen is -7 ° with respect to the angle of inclination of circular wheel rim place plane, and hollow axle internal diameter is 9mm, external diameter For 13mm, being effectively split into of stainless steel filtering net surface oleophobic hydrophobic coating is fluorine silicon contained polymer, the material that filter screen disc main body uses Matter is ferritic stainless steel, and lampblack absorber is side-absorption type smoke exhaust ventilator, and when motor speed is for 1100rpm, this device gives up to oil smoke In gas, oil droplet removal efficiency is 98%.
Embodiment 5:
According to Fig. 5 and embodiment 1, straight bevel gear replaces with planetary gear, and is placed between driving shaft and hollow axle, First stainless steel filtering net mesh number is 12 mesh, and string diameter is 0.45mm, and the second stainless steel filtering net mesh number is 20 mesh, and string diameter is 0.25mm, Filter screen mesh number is than for 1:1.7, hollow axle internal diameter is 12mm, and external diameter is 16mm, and lampblack absorber is near suction range hood, when motor turns When speed is for 800rpm, this device is 93% to oil droplet removal efficiency in oil flue waste gas.

Claims (11)

1. one kind is used for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, and this oils and fatss separation rotary sieve includes straight-tooth Bevel gear (1), driving shaft (2), hollow axle (3), axle sleeve (4), circular wheel rim (5), band oil guide groove structure spokes (6) and rustless steel Filter screen (71;72) it is characterised in that:Described straight bevel gear (1) coordinates two-by-two, and one group of relative gear passes in opposite direction Dynamic;It is welded as a whole by carrying oil guide groove structure spokes (6) between described circle wheel rim (5) and axle sleeve (4);Described rustless steel filter Net (71;72) it is welded between band oil guide groove structure spokes (6) and circular wheel rim (5), stainless steel filtering net (71;72) with respect to institute State circular wheel rim (5) place plane inclined;Described filter screen disc main body is separately fixed at driving shaft by axle sleeve (4) by flat key (2) and on hollow axle (3);Described hollow axle (3) endoporus two ends fixing bearing (8) respectively, and be enclosed within driving shaft (2);Described Driving shaft (2) and hollow axle (3) are individually fixed in next group straight bevel gear (1).
2. according to claim 1 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen it is characterised in that: The number of teeth of described straight bevel gear (1) is 15~20.
3. according to claim 1 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen it is characterised in that: The described cross section with oil guide groove structure spokes (6) is hexagonal, and interior angle (α) is 80~160 °, oil guide groove opening direction and institute The direction of rotation stating filter screen is identical.
4. according to claim 1 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen it is characterised in that: Described stainless steel filtering net (71;72) mesh number is 4~24 mesh, and string diameter is 0.2~1.0mm.
5. according to claim 1 and 2 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature exists In:Described straight bevel gear (1) replaces with planetary gear (9), and is placed between driving shaft (2) and hollow axle (3), realizes double The coaxial counter rotating of metafiltration net.
6. according to claim 1 or 3 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature exists In:Described band oil guide groove structure spokes (6) is in arc line shaped, and the corresponding central angle of camber line (β) is 10~60 °, and described band is led Tank structure spoke (6) arc-shaped bend direction is contrary with the direction of rotation of described filter screen.
7. according to claim 1 or 4 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature exists In:Described first stainless steel filtering net (71) is 1 with the ratio of the filter screen mesh number of the second stainless steel filtering net (72):1~1:6.
8. according to claim Isosorbide-5-Nitrae or 7 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature It is:Described stainless steel filtering net (71;72) angle (γ) that place inclined plane is formed with circular wheel rim (5) place plane is -2 ~-10 °.
9. according to claim Isosorbide-5-Nitrae, described in 7 or 8 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, it is special Levy and be:Described stainless steel filtering net (71;72) effective ingredient of surface oleophobic hydrophobic coating is fluorinated acrylate polymer, complete Halothane hydrocarbon compound, fluorine silicon contained polymer or surface modifying oxides nano-particle.
10. according to claims 1 to 8 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature It is:The material that described filter screen disc main body uses is ferritic stainless steel, austenitic stainless steel, martensitic stain less steel, and two-phase is not Rust steel or precipitation-hardening stainless steel.
11. according to claims 1 to 10 for lampblack absorber oils and fatss detached double-layer coaxial counter rotating filter screen, its feature It is:Described filter screen disc main body is fixed on adjustable speed motor (9) by driving shaft (2), separately installed in fume exhauster air inlet Place, motor speed is 300~1300rpm.
CN201611001106.9A 2016-11-14 2016-11-14 Double-layer coaxial counter-rotating filter screen for grease separation of range hood Pending CN106390629A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611001106.9A CN106390629A (en) 2016-11-14 2016-11-14 Double-layer coaxial counter-rotating filter screen for grease separation of range hood

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611001106.9A CN106390629A (en) 2016-11-14 2016-11-14 Double-layer coaxial counter-rotating filter screen for grease separation of range hood

Publications (1)

Publication Number Publication Date
CN106390629A true CN106390629A (en) 2017-02-15

Family

ID=59230269

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611001106.9A Pending CN106390629A (en) 2016-11-14 2016-11-14 Double-layer coaxial counter-rotating filter screen for grease separation of range hood

Country Status (1)

Country Link
CN (1) CN106390629A (en)

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107648951A (en) * 2017-09-30 2018-02-02 张新芳 Air cleaning unit
CN107983018A (en) * 2017-11-20 2018-05-04 佛山市卓健环保科技有限公司 A kind of self-priming is forward and reverse to intercept poly- oil type oil fume purifier
CN108020444A (en) * 2017-11-17 2018-05-11 上海市城市排水监测站 A kind of water level is servo-actuated sampling system
CN108087931A (en) * 2017-12-05 2018-05-29 宁波隆锐机械制造有限公司 Smoke exhaust ventilator
CN108273341A (en) * 2018-02-08 2018-07-13 家合盛康(广州)环保科技有限公司 A kind of three-dimensional 360 degree of dynamic oils dirt blocker
CN108361788A (en) * 2018-02-08 2018-08-03 家合盛康(广州)环保科技有限公司 A kind of multi-direction flue dust dynamic interceptor
CN108457874A (en) * 2018-01-22 2018-08-28 青岛海尔智慧厨房电器有限公司 Cyclone windmill and range hood with same
CN108506986A (en) * 2018-07-03 2018-09-07 丁向峰 High-efficiency cooking fume exhauster
CN109140559A (en) * 2018-10-24 2019-01-04 广东图智能电器科技有限公司 A kind of oil network and range hood
CN109405009A (en) * 2018-10-15 2019-03-01 珠海格力电器股份有限公司 Range hood oil net and range hood
CN109442520A (en) * 2018-11-13 2019-03-08 广东图智能电器科技有限公司 A kind of gas and oil separating plant and range hood
CN109812852A (en) * 2019-03-08 2019-05-28 珠海格力电器股份有限公司 Oil filter screen of range hood and range hood
CN109925796A (en) * 2019-03-29 2019-06-25 广东君竹环保科技有限公司 A kind of booster-type dynamic physical interception oil smoke purification separation device
CN110160108A (en) * 2019-06-26 2019-08-23 珠海格力电器股份有限公司 Air inlet system of range hood and range hood
CN110624352A (en) * 2019-10-09 2019-12-31 烟台弗润德机器人有限公司 Oil mist collector for precision machining factory
CN110657477A (en) * 2019-10-23 2020-01-07 天津大学 Novel combined rotary filter screen used inside range hood
CN111282381A (en) * 2020-04-24 2020-06-16 山东新阳光环保设备股份有限公司 Double-stage sleeve rotary wet dust-removing gas washing machine
CN112076544A (en) * 2019-06-13 2020-12-15 广东美的制冷设备有限公司 Screen assembly, air purification device and air conditioner
CN113173551A (en) * 2021-04-13 2021-07-27 江苏绩优机电科技有限公司 Pneumatic diaphragm pump of multiple exit reposition of redundant personnel
CN113350865A (en) * 2021-06-30 2021-09-07 龙南县彩艺装饰材料厂 Water based paint filter
CN114534421A (en) * 2022-03-24 2022-05-27 安徽顺达环保科技股份有限公司 Multi-stage guiding and purifying device for blast furnace flue gas and implementation method
JPWO2022244064A1 (en) * 2021-05-17 2022-11-24
CN117599561A (en) * 2023-03-15 2024-02-27 盐城工学院 Separation equipment for capturing particulate matters in oil smoke by combining cloud removal technology
CN117599561B (en) * 2023-03-15 2024-07-16 盐城工学院 Separation equipment for capturing particulate matters in oil smoke by combining cloud removal technology

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080146132A1 (en) * 2006-12-19 2008-06-19 Miele & Cie. Kg Exhaust hood with a vapor-collecting canopy
EP2199687A2 (en) * 2008-12-16 2010-06-23 BSH Bosch und Siemens Hausgeräte GmbH Control unit for a household appliance and household appliance
CN102334951A (en) * 2010-07-26 2012-02-01 乐金电子(天津)电器有限公司 Dust collection bucket with double compression plate structure
CN203075765U (en) * 2012-12-17 2013-07-24 任立伟 Dynamic oil smoke purifier with high purification efficiency
CN103471157A (en) * 2013-09-27 2013-12-25 任立伟 Rotary type oil fume purification device and manufacturing method thereof
CN104075358A (en) * 2014-06-05 2014-10-01 宁波市天马厨具有限公司 Rotary oil-grease separation filter net wheel of range hood
CN203907718U (en) * 2014-06-18 2014-10-29 徐刚 Double-layer dynamic lampblack centrifugal filtering net
CN204285570U (en) * 2014-11-28 2015-04-22 任立伟 A kind of turn centrifugal fume separator
CN204987153U (en) * 2015-07-31 2016-01-20 任立伟 Oil smoke purifies net dish
CN205605735U (en) * 2016-05-05 2016-09-28 新野宇丰实业有限公司 Coaxial reverse transfer case

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080146132A1 (en) * 2006-12-19 2008-06-19 Miele & Cie. Kg Exhaust hood with a vapor-collecting canopy
EP2199687A2 (en) * 2008-12-16 2010-06-23 BSH Bosch und Siemens Hausgeräte GmbH Control unit for a household appliance and household appliance
CN102334951A (en) * 2010-07-26 2012-02-01 乐金电子(天津)电器有限公司 Dust collection bucket with double compression plate structure
CN203075765U (en) * 2012-12-17 2013-07-24 任立伟 Dynamic oil smoke purifier with high purification efficiency
CN103471157A (en) * 2013-09-27 2013-12-25 任立伟 Rotary type oil fume purification device and manufacturing method thereof
CN104075358A (en) * 2014-06-05 2014-10-01 宁波市天马厨具有限公司 Rotary oil-grease separation filter net wheel of range hood
CN203907718U (en) * 2014-06-18 2014-10-29 徐刚 Double-layer dynamic lampblack centrifugal filtering net
CN204285570U (en) * 2014-11-28 2015-04-22 任立伟 A kind of turn centrifugal fume separator
CN204987153U (en) * 2015-07-31 2016-01-20 任立伟 Oil smoke purifies net dish
CN205605735U (en) * 2016-05-05 2016-09-28 新野宇丰实业有限公司 Coaxial reverse transfer case

Cited By (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107648951A (en) * 2017-09-30 2018-02-02 张新芳 Air cleaning unit
CN108020444A (en) * 2017-11-17 2018-05-11 上海市城市排水监测站 A kind of water level is servo-actuated sampling system
CN107983018A (en) * 2017-11-20 2018-05-04 佛山市卓健环保科技有限公司 A kind of self-priming is forward and reverse to intercept poly- oil type oil fume purifier
CN108087931A (en) * 2017-12-05 2018-05-29 宁波隆锐机械制造有限公司 Smoke exhaust ventilator
CN108457874A (en) * 2018-01-22 2018-08-28 青岛海尔智慧厨房电器有限公司 Cyclone windmill and range hood with same
CN108273341A (en) * 2018-02-08 2018-07-13 家合盛康(广州)环保科技有限公司 A kind of three-dimensional 360 degree of dynamic oils dirt blocker
CN108361788A (en) * 2018-02-08 2018-08-03 家合盛康(广州)环保科技有限公司 A kind of multi-direction flue dust dynamic interceptor
CN108273341B (en) * 2018-02-08 2020-04-17 家合盛康(广州)环保科技有限公司 Three-dimensional 360-degree dynamic oil dust interceptor
CN108506986A (en) * 2018-07-03 2018-09-07 丁向峰 High-efficiency cooking fume exhauster
CN109405009A (en) * 2018-10-15 2019-03-01 珠海格力电器股份有限公司 Range hood oil net and range hood
CN109140559A (en) * 2018-10-24 2019-01-04 广东图智能电器科技有限公司 A kind of oil network and range hood
CN109442520A (en) * 2018-11-13 2019-03-08 广东图智能电器科技有限公司 A kind of gas and oil separating plant and range hood
CN109442520B (en) * 2018-11-13 2024-05-14 广东德厨商业管理有限公司 Oil-gas separation device and range hood
CN109812852A (en) * 2019-03-08 2019-05-28 珠海格力电器股份有限公司 Oil filter screen of range hood and range hood
CN109925796A (en) * 2019-03-29 2019-06-25 广东君竹环保科技有限公司 A kind of booster-type dynamic physical interception oil smoke purification separation device
CN112076544A (en) * 2019-06-13 2020-12-15 广东美的制冷设备有限公司 Screen assembly, air purification device and air conditioner
CN110160108A (en) * 2019-06-26 2019-08-23 珠海格力电器股份有限公司 Air inlet system of range hood and range hood
CN110624352A (en) * 2019-10-09 2019-12-31 烟台弗润德机器人有限公司 Oil mist collector for precision machining factory
CN110624352B (en) * 2019-10-09 2020-07-14 烟台弗润德机器人有限公司 Oil mist collector for precision machining factory
CN110657477A (en) * 2019-10-23 2020-01-07 天津大学 Novel combined rotary filter screen used inside range hood
CN111282381A (en) * 2020-04-24 2020-06-16 山东新阳光环保设备股份有限公司 Double-stage sleeve rotary wet dust-removing gas washing machine
CN113173551A (en) * 2021-04-13 2021-07-27 江苏绩优机电科技有限公司 Pneumatic diaphragm pump of multiple exit reposition of redundant personnel
JPWO2022244064A1 (en) * 2021-05-17 2022-11-24
WO2022244064A1 (en) * 2021-05-17 2022-11-24 Dmg森精機株式会社 Mist collector and machine tool
JP7445088B2 (en) 2021-05-17 2024-03-06 Dmg森精機株式会社 Mist collector and machine tools
CN113350865A (en) * 2021-06-30 2021-09-07 龙南县彩艺装饰材料厂 Water based paint filter
CN114534421A (en) * 2022-03-24 2022-05-27 安徽顺达环保科技股份有限公司 Multi-stage guiding and purifying device for blast furnace flue gas and implementation method
CN114534421B (en) * 2022-03-24 2023-12-15 安徽顺达环保科技股份有限公司 Multistage guiding purification device for blast furnace flue gas and implementation method
CN117599561A (en) * 2023-03-15 2024-02-27 盐城工学院 Separation equipment for capturing particulate matters in oil smoke by combining cloud removal technology
CN117599561B (en) * 2023-03-15 2024-07-16 盐城工学院 Separation equipment for capturing particulate matters in oil smoke by combining cloud removal technology

Similar Documents

Publication Publication Date Title
CN106390629A (en) Double-layer coaxial counter-rotating filter screen for grease separation of range hood
CN204388168U (en) A kind of range hood with filtering function
CN2937877Y (en) Oil-fume separator of cooker hood
CN204987155U (en) Cross oil cleaner screen
CN207153287U (en) A kind of oil-fume separating device
CN206609013U (en) Smoke purifier
CN104266248A (en) Range hood with oil-smoke separator
CN106422636A (en) Vortex-radial-acceleration dedusting and defogging device
CN205919403U (en) A rotary sieve for separation of lampblack absorber grease
CN104197388A (en) Oil smoke filtering device
CN207478797U (en) Smoke purifier
CN207179753U (en) Filtering oil smoke component and application have the range hood of the filtering oil smoke component
CN209026900U (en) A kind of gas purification units
CN204100350U (en) Range hood with oil-smoke separator
CN208253676U (en) A kind of kitchen ventilator of multiple oil suction, multiple de-oiling
CN108224527B (en) Range hood capable of quickly removing oil smoke particles
CN105617768B (en) A kind of gas fractionation unit
CN208431833U (en) A kind of multiple kitchen ventilator for removing fume eliminating
CN206229129U (en) The radially accelerated dedusting demister of one kind vortex
CN205391956U (en) Gas separation device
CN208431839U (en) A kind of kitchen ventilator with detachable casing
CN108253492B (en) Multiple lampblack absorber of getting rid of oil smoke
CN208431830U (en) It is a kind of with lightweight, oil resistant, oil fume separator resistant to high temperature kitchen ventilator
CN108167904B (en) Inside air current evenly distributed formula lampblack absorber
CN104566589B (en) It is a kind of with fume purifying without impeller range hood

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170215