CN104266243B - A kind of oil strain formula range hood - Google Patents
A kind of oil strain formula range hood Download PDFInfo
- Publication number
- CN104266243B CN104266243B CN201410451905.0A CN201410451905A CN104266243B CN 104266243 B CN104266243 B CN 104266243B CN 201410451905 A CN201410451905 A CN 201410451905A CN 104266243 B CN104266243 B CN 104266243B
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- CN
- China
- Prior art keywords
- cowling panel
- oil strain
- foam
- filter screen
- hood
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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
- F24C15/2035—Arrangement or mounting of filters
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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 a kind of oil strain formula range hood, including blower hood, exhaust fume collecting hood, filter screen and be arranged on exhaust fume collecting hood and be positioned at the cowling panel below filter screen, blower fan is installed in blower hood, it is characterized in that: the air intake region between described cowling panel and filter screen is provided with foam maker, the suction airstream that blower fan produces matches with foam maker and produces and blow to the foam of interior zone between cowling panel and filter screen.Compared with prior art, it is an advantage of the current invention that: this oil strain formula range hood arranges foam maker by the air intake region between cowling panel and filter screen, drive the air-flow below exhaust fume collecting hood to walk around cowling panel during fan starting to flow toward top, said flow blows to foam maker makes it produce foam, utilize the high surface area of foam, increase the contact area with oil smoke, in the case of lathery, utilize the liquid soap readily soluble performance to oils and fats, to promote the oil strain effect of range hood.
Description
Technical field
The present invention relates to field of kitchen electric appliance equipment, especially relate to a kind of oil strain formula range hood
Background technology
Range hood is the electric equipment being widely used in kitchen, is used for discharging in cooking stove cooking process produced oil
Cigarette.During mist extractor, oil smoke carries out the process of Oil-gas Separation at the filter screen of range hood, to avoid oil-containing gases
Being directly discharged into air to pollute, in this process, oil gas condenses on filter screen through at least one of which filter screen, oil droplet, and
It is dropped in after water conservancy diversion in the lubricating cup below filter screen.
Oil strain effect is the important indicator of range hood, and at present, many range hoods are all by changing filter structure
Come in improve oil strain effect.Such as Application No. 201110170306.8 (application publication number is CN 102331019 A)
" rotary filter screen of rang hood " disclosed in Chinese invention patent application, this rotary filter screen include one conical
Guard, two port central authorities up and down of guard respectively set the axle that an axis body being connected with range hood oil cup and rack matches
Holding, bearing is connected to guard by the support of bearing.Although, this filter screen slowly can rotate when range hood works, thus
Make oil gas be fully contacted with filter screen, increase collision probability and separate, cross filtering fume, to improve oil gas separation, and can
To reduce diameter less oil droplet whereabouts difficulty on filter screen, thus improve the cleannes of filter screen, but bring resistance therewith
Power increases rapidly, the unfavorable result that air quantity reduces.
Summary of the invention
The technical problem to be solved is for above-mentioned prior art present situation, it is provided that a kind of novel structure, oil strain effect
The best oil strain formula range hood.
The present invention solves the technical scheme that above-mentioned technical problem used: this oil strain formula range hood, including blower hood,
Exhaust fume collecting hood, filter screen and be arranged on exhaust fume collecting hood and be positioned at the cowling panel below described filter screen, in described blower hood
Blower fan is installed, it is characterised in that: the air intake region between described cowling panel and filter screen is provided with foam maker, described
The suction airstream that blower fan produces matches with described foam maker and produces and blow to inner area between cowling panel and filter screen
The foam in territory.
Preferably, described foam maker includes foam liquid container, motor, rotary blade type foaming ring and nozzle, described
Foam liquid container and motor are fixed on the back side of described cowling panel, the drive shaft level of described motor and arranging inwardly, described
Rotary blade type foaming ring be arranged in the drive shaft of described motor, described nozzle is located at the outside of described rotary blade type foaming ring
And the gas outlet of nozzle is inwardly, and described rotary blade type foaming ring can dip the foaming in foam liquid container under the driving of motor
Liquid also turns to just position to described nozzle gas outlet.Further, foam maker can use foam soap generator,
Utilize lathery fat-soluble, it is possible to obtain preferably oil strain effect.
In order to enable foam to blow out equably, described rotary blade type foaming ring includes the foaming that at least two is centrosymmetric
Ring.
In order to form acceleration air-flow, described nozzle is funnel-form, and the bigger one end of bore is inlet end, and bore is less
One end be outlet side.So, outwardly, inwardly, the suction airstream that blower fan produces can after passing through nozzle for inlet end for inlet end
Air-flow, beneficially formation of foam is accelerated to be formed.
In order to obtain more preferable oil strain effect, it is preferable that described foam maker at least two, and it is distributed in described
Around air intake region.
Further preferably, the incline structure that described cowling panel is in middle height, the left and right sides is low, described foam maker
There are two, and are respectively arranged on the left and right sides at the described cowling panel back side.So, under the effect of cowling panel, taking out of blower fan
Inspiratory flow can pass through the interior zone that the nozzle of the left and right sides blows between cowling panel and filter screen.
As cowling panel and a kind of preferred version of lubricating cup mounting structure, the surrounding at described cowling panel is formed and flips up
Flange, in the side of cowling panel and near with having oil strain hole at side flanging, in the lower section in described oil strain hole, oil is installed
Cup.
As another preferred version of cowling panel and lubricating cup mounting structure, the surrounding at described cowling panel is formed with oil guide groove,
Have oil strain hole in the gathering sill of side wherein, in the lower section in described oil strain hole, lubricating cup is installed
Compared with prior art, it is an advantage of the current invention that: this oil strain formula range hood is by between cowling panel and filter screen
Air intake region foam maker is set, drive the air-flow below exhaust fume collecting hood to walk around cowling panel during fan starting and flow toward top
Dynamic, said flow blows to foam maker makes it produce foam, utilizes the high surface area of foam, increase to contact with oil smoke
Area, utilizes the liquid soap readily soluble performance to oils and fats in the case of lathery, soap bubble by filter screen time
Waiting, soap bubble ruptures, liquid mixing impurity, and oils and fats instills cowling panel and flows into lubricating cup, to promote oil suction along cowling panel
The oil strain effect of cigarette machine.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the structural representation after the embodiment of the present invention removes blower hood and exhaust fume collecting hood；
Fig. 3 is cowling panel and the structural representation of lubricating cup of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As depicted in figs. 1 and 2, it is described with direction shown in Fig. 1 arrow for dextrad, the range hood in the present embodiment
Including blower hood 1, exhaust fume collecting hood 2, filter screen 3, cowling panel 4 and blower fan 5 and the group such as foam maker 6 and lubricating cup 7
Part.Wherein, blower fan 5 is arranged in blower hood 1, and filter screen 3 is arranged on the bottom of blower hood 1 and is positioned at exhaust fume collecting hood
The central authorities of 2, cowling panel 4 is arranged on exhaust fume collecting hood 2 and is positioned at the lower section of filter screen 3, and foam maker 6 is at cowling panel 4
And the air intake region between filter screen 3, lubricating cup 7 is arranged on the lower section on rear side of cowling panel 4.
The incline structure that in the present embodiment, cowling panel 4 is in middle height, the left and right sides is low, foam maker 6 has two,
And it is respectively arranged on the left and right sides at cowling panel 4 back side.Each foam maker 6 include foam liquid container 61, motor 62,
Rotary blade type foaming ring 63 and nozzle 64.Wherein, foam liquid container 61 and motor 62 are fixed on the back side of cowling panel 4,
The drive shaft level of motor 62 and arranging inwardly, rotary blade type foaming ring 63 is arranged in the drive shaft of motor 62, nozzle
Inwardly, and rotary blade type foaming ring 63 is under the driving of motor 62 for 64 outsides being located at rotary blade type foaming ring 63 and gas outlet
The foam liquid in foam liquid container 61 can be dipped and turn to just position to nozzle 64 gas outlet.Specifically, rotary blade type
Foaming ring 63 includes three foaming rings being centrosymmetric, and so, along with the rotation of rotary blade type foaming ring 63, three are risen
Bubble ring can stretch into foam liquid container 61 in turn and dip foam liquid, and correspondingly, the foaming ring dipping foam liquid is permissible
The most just gas outlet to nozzle 64, such that it is able to consistent ground blowout bubble.Additionally, in order to form acceleration air-flow,
Nozzle 64 is funnel-form, and the bigger one end of bore is inlet end, and one end that bore is less is outlet side, nozzle 64
Outwardly, inwardly, the suction airstream that blower fan 5 produces can form acceleration air-flow by after nozzle 64 to inlet end to inlet end,
Be conducive to formation of foam.
As it is shown on figure 3, in order to collect the oil droplet falling into cowling panel 4 smoothly, the surrounding at cowling panel 4 is formed upwards turns over
The flange 41 of folding, in the side of cowling panel 4 and near with having oil strain hole 42 at side flanging, in the lower section in oil strain hole 42
Lubricating cup 7 is installed.It is of course also possible to the surrounding at cowling panel forms oil guide groove, in the gathering sill of rear side, have oil strain
Hole, installs lubricating cup in the lower section in oil strain hole.
The foam maker of the present embodiment preferably employs foam soap generator, at foam liquid container 61 built with liquid soap,
During range hood work, blower fan 5 starts generation suction airstream and drives air-flow below exhaust fume collecting hood 2 to walk around cowling panel 4 up
Fang Liudong, utilizes nozzle 64 to collect air-flow to accelerate air-flow, simultaneously motor 62 rotate drive rotary blade type foaming ring 63 from
Foam liquid container 61 dips in liquid soap, when rotary blade type foaming ring 63 is by nozzle 64 position, gas outlet time, nozzle
64 air-flows blow afloat the soap around foaming ring, form soap bubble, can be in short-term with nozzle form by controlling motor speed
The a large amount of soap bubbles of interior formation.Soap bubble is big due to surface area during air motion, and the easy dissolved oil of liquid soap
The impurity such as cigarette and dust, can be when soap bubble passes through top filter screen 3 when, fertile by flue gas Impurity Absorption to liquid soap
Soap bubble ruptures, liquid mixing impurity, and oils and fats instills cowling panel 4, and flows into the lubricating cup on rear side of cowling panel along cowling panel 4
7。
It addition, through experiment, after using the foam maker in the present embodiment, on the premise of not reducing oil strain effect,
Can suitably increase filter screen by area, to reduce resistance.
The foregoing is only the preferred embodiment of the present invention, it is noted that for those of ordinary skills,
Without departing under the principle premise of the present invention, the present invention can be carried out multiple remodeling or improvement, such as can be in air intake district
Multiple foam maker is arranged, within these are regarded as protection scope of the present invention around territory.
Claims (8)
1. an oil strain formula range hood, including blower hood (1), exhaust fume collecting hood (2), filter screen (3) and be arranged on exhaust fume collecting hood
(2) going up and be positioned at the cowling panel (4) below described filter screen (3), being provided with blower fan (5) in described blower hood (1), it is special
Levying and be: the air intake region between described cowling panel (4) and filter screen (3) is provided with foam maker (6), described blower fan (5) produces
Raw suction airstream matches with described foam maker (6) and produces and blow to inner area between cowling panel (4) and filter screen (3)
The foam in territory.
Oil strain formula range hood the most according to claim 1, it is characterised in that: described foam maker (6) bag
Include foam liquid container (61), motor (62), rotary blade type foaming ring (63) and nozzle (64), described foam liquid container (61) and
Motor (62) is fixed on the back side of described cowling panel (4), the drive shaft level of described motor (62) and arranging inwardly, described
Rotary blade type foaming ring (63) is arranged in the drive shaft of described motor (62), and described nozzle (64) is located at described rotary blade type and is bubbled
Inwardly, and described rotary blade type foaming ring (63) can dip under the driving of motor (62) for the outside of ring (63) and the gas outlet of nozzle
Foam liquid in foam liquid container (61) also turns to just position to described nozzle gas outlet.
Oil strain formula range hood the most according to claim 2, it is characterised in that: described rotary blade type foaming ring (63)
The foaming ring being centrosymmetric including at least two.
Oil strain formula range hood the most according to claim 2, it is characterised in that: described nozzle (64) is funnel-form,
And the bigger one end of bore is inlet end, one end that bore is less is outlet side.
Oil strain formula range hood the most according to claim 1, it is characterised in that: described foam maker (6) is extremely
Rare two, and be distributed in around described air intake region.
Oil strain formula range hood the most according to claim 5, it is characterised in that: described cowling panel (4) is in centre
Incline structure high, that the left and right sides is low, described foam maker (6) has two, and is respectively arranged on described cowling panel (4)
The left and right sides at the back side.
7. according to the oil strain formula range hood described in any claim in claim 1 to 6, it is characterised in that:
The surrounding of described cowling panel (4) is formed with the flange (41) flipped up, in the side of cowling panel (4) and at side flanging
Have oil strain hole (42), in the lower section of described oil strain hole (42), lubricating cup (7) is installed.
8. according to the oil strain formula range hood described in any claim in claim 1 to 6, it is characterised in that:
The surrounding of described cowling panel is formed with oil guide groove, has oil strain hole wherein in the gathering sill of side, in described oil strain hole
Lower section is provided with lubricating cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410451905.0A CN104266243B (en) | 2014-09-05 | 2014-09-05 | A kind of oil strain formula range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410451905.0A CN104266243B (en) | 2014-09-05 | 2014-09-05 | A kind of oil strain formula range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104266243A CN104266243A (en) | 2015-01-07 |
| CN104266243B true CN104266243B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410451905.0A Active CN104266243B (en) | 2014-09-05 | 2014-09-05 | A kind of oil strain formula range hood |
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| Country | Link |
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| CN (1) | CN104266243B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108469049B (en) * | 2018-05-28 | 2024-05-14 | 广东美的厨房电器制造有限公司 | Kitchen ventilator and cleaning method thereof |
| CN109237565A (en) * | 2018-10-16 | 2019-01-18 | 珠海格力电器股份有限公司 | Dynamic oil network and fan assembly and kitchen ventilator |
| CN112856509B (en) * | 2021-01-07 | 2022-05-17 | 宁波方太厨具有限公司 | Range hood and control method thereof |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1543273B1 (en) * | 2002-08-16 | 2011-11-02 | Kim Lui So | Self-cleaning exhaust system and method |
| DE102004037930A1 (en) * | 2004-08-04 | 2006-02-23 | Langner, Manfred H. | Method for cleaning extractor hood e.g. for private household kitchens, involves spraying water with spray device from collecting sump, and catching sprayed water in extractor hood and again feeding water to spray device afresh |
| CN2766935Y (en) * | 2005-01-13 | 2006-03-29 | 骆良水 | Multifunctional purifier |
| CN100344346C (en) * | 2005-06-02 | 2007-10-24 | 上海市闵行第二中学 | Waste oil treatment in oil box of cooker hood |
| CN2847107Y (en) * | 2005-08-04 | 2006-12-13 | 赵欢 | Full automatic fume exhaust fan with purifying function |
| PL1775035T3 (en) * | 2005-10-14 | 2017-02-28 | Südluft Systemtechnik GmbH & Co. KG | Self-cleaning exhaust hood and system for cleaning an exhaust hood |
| US7832391B2 (en) * | 2006-03-10 | 2010-11-16 | Kellogg, Bruns & Smeija, LLC | Range exhaust cleaning system |
| CN101113823B (en) * | 2006-07-27 | 2011-04-20 | 海宁伊满阁太阳能科技有限公司 | Cooking fume exhauster with greasy dirt washing device |
| CN101852456A (en) * | 2010-03-19 | 2010-10-06 | 郑用琦 | Low-carbon and environment-protecting soot separating method |
| CN203258705U (en) * | 2013-02-26 | 2013-10-30 | 肖三平 | Filtering range hood |
| CN204141661U (en) * | 2014-09-05 | 2015-02-04 | 宁波方太厨具有限公司 | A kind of oil strain formula range hood |
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- 2014-09-05 CN CN201410451905.0A patent/CN104266243B/en active Active
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| CN104266243A (en) | 2015-01-07 |
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