CN108286725A - High static pressure cooking oil smoke processing apparatus, lampblack absorber - Google Patents
High static pressure cooking oil smoke processing apparatus, lampblack absorber Download PDFInfo
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- CN108286725A CN108286725A CN201810207143.8A CN201810207143A CN108286725A CN 108286725 A CN108286725 A CN 108286725A CN 201810207143 A CN201810207143 A CN 201810207143A CN 108286725 A CN108286725 A CN 108286725A
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- fume
- static pressure
- plenum chamber
- oil smoke
- negative pressure
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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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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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Abstract
The invention belongs to the technical field of cooking fume removal, and discloses a high static pressure cooking fume treatment device and a range hood, wherein a fume suction structure is formed by a condensation plate, a negative pressure distribution filter and a fume suction fan; a structure for removing oil smoke, grease and particulate matters is formed by a negative pressure distribution filter; the oil fume exhaust structure consists of an oil fume exhaust fan, a static pressure box, an exhaust pipeline and a check valve group; the noise elimination structure is composed of a negative pressure distribution filter, a static pressure box and a lining sound absorption material. The static pressure box is arranged at the air outlet of the oil fume suction fan, the flowing pressure of the gas discharged by the oil fume suction fan is further converted into static pressure, and the effective energy for overcoming the resistance of a smoke discharge pipeline is improved to the maximum extent under the condition of not increasing the power of the oil fume suction fan, so that the aim of exhausting the oil fume by 100 percent is fulfilled; meanwhile, the negative pressure distribution filter is reasonably arranged and the static pressure box is lined with the sound absorption material layer, so that high efficiency, silence and environmental protection are realized.
Description
Technical field
The invention belongs to the elimination technique field of smoke more particularly to a kind of high static pressure cooking fume processing unit,
Kitchen ventilator.
Background technology
Currently, the prior art commonly used in the trade is such：Chinese meal cooking fume is the main of pollution resident's room air
Factor, while being also one of the source of pollution air.Cooking fume pollution problem is solved concerning house life and health.Oil at present
Smoke machine and integrated kitchen range are the main devices for handling oil smoke, and in processing procedure, there are three steps, i.e. fume-exhausting, de-oiling cigarette and oil extraction
Cigarette, fume-exhausting are to generate negative pressuren zone by work done by wind turbine to induce oil smoke and air to enter with internal, then obtain by wind wheel work done
It obtains dynamic pressure and static pressure allows oil smoke gas channel to obtain kinetic energy and potential energy, be discharged to open air along pipeline, latter procedure is mist extractor；
De-oiling cigarette refers to that the grease in oil smoke is separated from oil smoke, avoids grease pollution wind wheel and inner cavity and reduces grease pair
Outdoor pollution.On the current technology, kitchen ventilator and integrated kitchen range, which all cannot achieve, thoroughly empties oil smoke and realizes that grease pollutes
More stringent requirements are proposed for the performance of internal body and outdoor air, especially common flue to kitchen ventilator and integrated kitchen range, close
Nian Lai, producer is in order to improve the power that the effect of kitchen ventilator and integrated kitchen range increases kitchen ventilator and integrated kitchen range simply, and actual conditions are simultaneously
Its using effect cannot be improved, cause the energy waste of bigger and the increase of noise instead.Studies have shown that how to ensure to be inhaled
The effective negative pressuren zone of oil smokeGeneral enterprise is all using fan delivery is continued to increase, when the air quantity of kitchen ventilator and integrated kitchen range is more than 15
When cubic meters per minute, as invalid air quantity, this is because the increase of air quantity, it is meant that the gas flow rate in smoke exhaust pipe increases, stream
Speed increases, and the frictional resistance power between gas and pipeline increases in geometry product, i.e., pipeline is multiplied to the resistance of oil smoke, gas
There is congestion in the duct in stream, cannot be discharged in time, a part of oil smoke can destroy suction by draught fan impeller anti-channeling to negative pressuren zone
The integrality of oil smoke negative pressuren zone, complete inhibition oil smoke diffusion, prevents the condition of fumes escaping no longer, so Wind Volume can not be protected
Card exhaustion oil smoke cigarette.The resistance of mist extractor is related with pipeline section product, air velocity and density, such as the friction of gas in the duct
Resistance formula：
The frictional resistance of Rm_ gases in the duct：
V-flow velocity；
ρ-density；
λ-coefficient of frictional resistance；
Rs- air hose radius；
The discharge duct sectional area known to above formula is bigger, and resistance is smaller；Gas density is bigger, and resistance is bigger；Flow velocity
Bigger, resistance increases in geometry product.It is learnt from fluid dynamics correlation theory, the energy of the resistance of ducting is overcome to come from fluid
Static pressure, improve streaming air-flow static pressure, become the key that mist extractor overcomes the resistance of ducting.The case where power of fan is constant
Under, how to effectively improve air-flow static pressureAccording to Bernoulli differential equationIt deduces, plenum chamber can be with
Realize that hydrodynamic is converted into hydrostatic pressure.In actual use, present kitchen ventilator and integrated kitchen range noise are generally larger, are to occupy
The maximum noise pollution sources of family's life.Fluid Air Aerodynamic Noise of A can be reduced by reducing the i.e. reduction fluid flow rate of dynamic pressure；Simultaneously
In the attached lining sound-absorbing material layer of static pressure chamber interior wall, noise can also be reduced.Therefore, it avoids that mist extractor occurs using low wind speed high static pressure
It is crucial that Shi Guandao, which gushes stifled, while being also the key for reducing device work noise.
In conclusion problem of the existing technology is：Present kitchen ventilator and integrated kitchen range noise is generally larger, is at home
The maximum noise pollution sources of life.
Solve the difficulty and meaning of above-mentioned technical problem：Pipeline gushes stifled when avoiding occurring mist extractor using low wind speed high static pressure
It is crucial, while is also the key for reducing device work noise.Present kitchen ventilator and integrated kitchen range noise is generally larger, is at home
The maximum noise pollution sources of life.Fluid Air Aerodynamic Noise of A can be reduced by reducing the i.e. reduction fluid flow rate of dynamic pressure；Exist simultaneously
The attached lining sound-absorbing material layer of static pressure chamber interior wall, can also reduce noise.
Invention content
In view of the problems of the existing technology, the present invention provides a kind of high static pressure cooking fume processing unit, kitchen ventilators.
The invention is realized in this way a kind of high static pressure cooking fume processing unit, the high static pressure cooking fume processing
Device includes：
It is made of cold plate, negative pressure distribution filter, fume-exhausting wind turbine；Fume-exhausting structure for completing oil smoke absorption；
De-oiling tobacco tar fat and particulate matter are formed by negative pressure distribution filter, for complete filtering oil smoke de-oiling tobacco tar fat and
Particulate matter structure；
It is made of fume-exhausting wind turbine, plenum chamber, exhaust duct and check (non-return) valve, for realizing the mist extractor knot of oil smoke discharge
Structure；
It is made of negative pressure distribution filter, plenum chamber and liner sound-absorbing material, for realizing the noise elimination of oil smoke noise is eliminated
Structure.
Another object of the present invention is to provide it is a kind of by the high static pressure cooking fume processing unit manufacture kitchen ventilator,
The kitchen ventilator is provided with：
Check (non-return) valve；
One end of check (non-return) valve is connected by the outlet side of clip and exhaust duct, the gas outlet of plenum chamber and exhaust duct
Inlet end connects, and the air inlet of plenum chamber is connect with fume-exhausting fan outlet, and plenum chamber is bolted on oil smoke casing
The top on the top of body, plenum chamber has been bolted control box, and kitchen ventilator housing bottom is embedded with oil collection box by card slot；
The rear side cover board of kitchen ventilator shell has been bolted fume-exhausting wind turbine, fume-exhausting fan outlet and plenum chamber
Air inlet is fixedly connected by flange with bolt, and the front opening of kitchen ventilator shell is embedded with successively from inside to outside above oil collection box
Negative pressure distribution filter frame, the filter layer of negative pressure distribution filter, cold plate.
Further, the outermost of the plenum chamber is static pressure tank shell, and plenum chamber air inlet is removed in plenum chamber inner walls
With whole embedded sound-absorbing material layers outside air outlet.
Further, cold plate surrounding is oil smoke gas channel above the oil collection box.
Further, described kitchen ventilator upper part of the housing top leading flank is embedded with switch panel, the outside of fume-exhausting wind turbine
Inner cavity is fume-exhausting wind turbine wind inlet channel.
In conclusion advantages of the present invention and good effect are：High static pressure kitchen ventilator of the present invention is on the basis of the studies above
On, plenum chamber is set on fume-exhausting fan outlet, the flow of air pressure of fume-exhausting wind turbine discharge is converted further into static pressure,
In the case of not increasing range hood power, to improve the effective energy for overcoming smoke discharging pipe resistance to greatest extent, 100% is realized
Drain the purpose of oil smoke；The reasonable disposition and plenum chamber liner sound-absorbing material layer of negative pressure distribution filter simultaneously makes of the invention real
It is now efficient, mute and environmentally friendly.
The present invention is built upon fully research oil smoke and occurs on the basis with diffusion mechanism, and combines various kitchen structures
It is proposed with common flue resistance situation.High static pressure kitchen ventilator of the present invention is by cold plate, negative pressure distribution filter, fume-exhausting wind
Machine forms fume-exhausting structure；De-oiling tobacco tar fat and particulate matter structure are formed by negative pressure distribution filter；By fume-exhausting wind turbine, static pressure
Case, exhaust duct and check (non-return) valve form fume discharging structure；It is made of negative pressure distribution filter, plenum chamber and liner sound-absorbing material layer
Noise elimination structure.In fume-exhausting structure of the present invention, when fume-exhausting blower fan work, the effective negative pressuren zone of fume-exhausting is generated, oil smoke is at itself
Under heat power and effective negative pressuren zone suction function negative pressure is flowed into along cold plate surrounding air inlet after condensed plate cooling, volume concentration
Distribution filter, after being filtered by negative pressure distribution filter, clean flue gas stream is sucked into fume-exhausting wind turbine.Cold plate is set
Set is to reduce oil smoke volume in order to cool down oil smoke, indirectly form negative pressure；It is distributed in air inlet and the negative pressure distribution of cold plate surrounding
The negative pressure that fume-exhausting wind turbine generates is evenly distributed on surrounding above hearth by filter, to form the effective negative pressuren zone of fume-exhausting,
Inhibit oil smoke diffusion, prevent fumes escaping, reduce the combined amount of oil smoke and air, improves service efficiency of the present invention, ensure low
In the case of energy consumption, 100% exhaustion oil smoke.Filtering material in negative pressure distribution filter by oil smoke liquid fat, water mist,
Solid content in oil smoke filters on filter material, and clean flue gas stream is sucked into fume-exhausting wind turbine, reaches exhaustion oil smoke purpose
Ensure that grease and other particulate matters in cooking fume will not pollute fume-exhausting draught fan impeller and body inner cavity simultaneously, to realize
This existing high static pressure kitchen ventilator is without dismantling and cleaning and Effec-tive Function always；Prevent grease in oil smoke and Particulate Pollution outdoor big simultaneously
Gas is also prevented from grease and condenses in and causes fire hazard in common flue.The present inventor by grease stream frequency the study found that when oil
When fat is doped solid particulate matter, thixotropy can occur grease for grease under external force, i.e., the grease of original flowability exists
Outer force effect issues the phenomenon that raw solidification, and the generation of this phenomenon will make the grease for being adhered to impeller generator not because of impeller operation
The centrifugal force of generation is that grease disengaging impeller destroys the dynamic balancing of impeller since the grease being adhered on impeller is unevenly distributed；
In addition, since the grease being adhered on impeller cannot be cleared up in time, biochemical reaction occurs under the action of bacterium, grease is glutinous
Degree increases, and can be partially formed for a long time with thixotropy greasy filth in impeller.By strong adsorption, good permeability fire-retardant filtering material both
Solve the problems, such as that fume pollution ensures dynamical system Effec-tive Function again, this technology is demonstrate,proved by the application practice in more than 20 years of the present inventor
Bright mature and reliable.Fume discharging structure is formed by fume-exhausting wind turbine, plenum chamber, exhaust duct and check (non-return) valve.Plenum chamber is placed in oil suction
On cigarette fan outlet, the direct plenum chamber of air-flow of fume-exhausting wind turbine discharge, air-flow discharges diffusion in plenum chamber, herein mistake
Cheng Zhong, air velocity reduce, and airflow kinetic energy is converted into air-flow internal energy of molecular, i.e., most of dynamic pressure is converted into static pressure, and static pressure improves,
Air-flow relative volume reduces, and the airflow volume that discharge plenum chamber enters exhaust duct reduces, and flow velocity reduces, and static pressure increases, and reduces
Resistance of the air-flow in smoke exhaust pipe and common flue increases rubbing of overcoming air-flow in exhaust duct and common flue simultaneously
The required energy of resistance (static pressure) is wiped, mist extractor effect of the present invention is made to achieve the purpose that 100% emptying oil smoke.In exhaust duct
End setting check (non-return) valve is to prevent outdoor and common flue reverse flowing of air flows from polluting indoor environment when the present apparatus is shut down.By bearing
Distribution filter, plenum chamber and liner sound-absorbing material layer is pressed to form noise elimination structure.Filtering in negative pressure distribution filter of the present invention
Material and plenum chamber liner sound-absorbing material layer, which use, preferable sound-absorbing effect, and the air that cooking-fume exhauster blower work generates is dynamic
Power noise sound wave when across negative pressure distribution filter filtering material, a part of noise sound wave by filtering material reflection group every,
Another part noise sound wave is transmitted to extra-organismal noise and is greatly lowered by filtering material braking absorption；Plenum chamber liner sound-absorbing
Material absorbs the noise sound wave being transmitted in plenum chamber, reduces the noise to body external radiation；The noise reduction master of plenum chamber
It is two aspects, plenum chamber drastically reduces air flow rate first, and air power noise substantially reduces, with plenum chamber
Dynamic pressure is converted into static pressure, and air-flow relative volume reduces, and relative discharge reduces, and is reduced into exhaust duct flow velocity, and noise drops naturally
It is low；On the other hand, in plenum chamber, since air-flow discharges rapidly, with volume enlargement, acoustic energy is converted into gas internal energy i.e. static pressure.
The above measure, which is realized, reduces Sound source noise and barrier noise conduction, can solve the problems, such as that noise of range hood is big.High static pressure of the present invention
Kitchen ventilator by for vast user provide more healthy, low-carbon, environmental protection home life guarantee.
Description of the drawings
Fig. 1 is high static pressure cooking fume processing device structure diagram provided in an embodiment of the present invention；
Fig. 2 is check (non-return) valve provided in an embodiment of the present invention, exhaust duct, air outlet structure schematic diagram；
Fig. 3 is control box provided in an embodiment of the present invention, sound-absorbing material layer, plenum box structure schematic diagram；
Fig. 4 is static pressure tank shell provided in an embodiment of the present invention, switch panel structure schematic diagram；
Fig. 5 is the filter layer of negative pressure distribution filter provided in an embodiment of the present invention, negative pressure distribution filter frame structure
Schematic diagram；
Fig. 6 is kitchen ventilator shell structure schematic diagram provided in an embodiment of the present invention；
In figure：1, check (non-return) valve；2, exhaust duct；3, air outlet；4, control box；5, sound-absorbing material layer；6, plenum chamber；7, quiet
Press tank shell；8, switch panel；9, fan air channel；10, fume-exhausting wind turbine；11, the filter layer of negative pressure distribution filter；12, it bears
Press distribution filter frame；13, cold plate；14, kitchen ventilator shell；15, oil collection box；16, oil smoke gas channel.
Specific implementation mode
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and coordinate attached drawing
Detailed description are as follows.
Inventor always works on oil smoke genesis mechanism and diffusion research, by establishing oil smoke genesis mechanism and diffusion model,
It is proposed the effective negative pressure domain tyeory of fume-exhausting.Cooking fume is mainly made of four kinds of states of matters before being mixed with air：Fuel combustion
Tail gas, food materials overflow, vapor and grease gasification, lysate, they exist after mixing in the form of aerosol, in heat power
Under the action of can occur temperature difference diffusion, pressure difference diffusion, in addition it also occur that concentration difference diffusion and density contrast diffusion, inhibit oil
Cigarette is spread, and prevents fumes escaping, is reduced the mixing of oil smoke and air, is needed the powerful effective negative pressuren zone of negative pressure field i.e. fume-exhausting.
As shown in figs 1 to 6, high static pressure cooking fume processing unit provided in an embodiment of the present invention includes：Check (non-return) valve 1, row
Wind pipeline 2, air outlet 3, control box 4, sound-absorbing material layer 5, plenum chamber 6, static pressure tank shell 7, switch panel 8, fan air channel 9,
Fume-exhausting wind turbine 10, the filter layer 11 of negative pressure distribution filter, negative pressure distribution filter frame 12, cold plate 13, oil smoke casing
Body 14, oil collection box 15, oil smoke gas channel 16.
One end of check (non-return) valve 1 is connect by clip with the outlet side of exhaust duct 2, the gas outlet of plenum chamber 6 and exhaust duct
The inlet end in road 2 connects, and the air inlet of plenum chamber 6 is connect with 10 air outlet of fume-exhausting wind turbine, and plenum chamber 6 is bolted on
The top on the top of kitchen ventilator shell 14, plenum chamber 6 has been bolted control box 4, and 14 bottom of kitchen ventilator shell passes through card
Slot is embedded with oil collection box 15；The rear side cover board of kitchen ventilator shell 14 has been bolted fume-exhausting wind turbine 10, fume-exhausting wind turbine
10 air outlets are fixedly connected by flange with bolt with 6 air inlet of plenum chamber, the front end of 15 top kitchen ventilator shell 14 of oil collection box
Opening is embedded with negative pressure distribution filter frame 12, the filter layer 11 of negative pressure distribution filter, cold plate 13 successively from inside to outside.
The outermost of plenum chamber 6 is static pressure tank shell 7, and 6 casees air inlets of static pressure and air outlet are removed in 7 inner wall of static pressure tank shell
Outer whole is embedded in sound-absorbing material layer 5.15 top cold plate surrounding of oil collection box is oil smoke gas channel 16.14 top of kitchen ventilator shell
Top leading flank is embedded with switch panel 8, and the outside inner cavity of fume-exhausting wind turbine 10 is 10 wind inlet channel of fume-exhausting wind turbine.
The operation principle of the present invention is explained in detail below in conjunction with the accompanying drawings.
As shown in figs 1 to 6, high static pressure kitchen ventilator of the present invention by cold plate 13, negative pressure distribution filter filter layer 11,
Negative pressure distribution filter frame 12 and fume-exhausting wind turbine 10 form fume-exhausting structure；By the filter layer 11 of negative pressure distribution filter,
Negative pressure distribution filter frame 12 forms de-oiling tobacco tar fat and particulate matter structure；By fume-exhausting wind turbine 10, plenum chamber 6, exhaust duct
Road 2 and check (non-return) valve 1 form fume discharging structure；By filter layer 11, the negative pressure distribution filter frame 12 of bearing negative pressure distribution filter
Noise elimination structure is formed with plenum chamber 6 and liner sound-absorbing material layer 5.
High static pressure kitchen ventilator of the present invention forms suction by cold plate 13, negative pressure distribution filter frame 12, fume-exhausting wind turbine 10
Oil smoke structure.
The power key on switch panel 8 is opened, low speed key, middling speed or high speed key are opened, fume-exhausting wind turbine 10 works；Culinary art
Start, the oil smoke gas channel 16 generated on pot and stove flows under the suction function that itself heat power and fume-exhausting wind turbine 10 generate
Cold plate 13, oil smoke gas channel 16 be condensed after condensation by contact plate 13 plate 13 cooling, volume reduce, oil smoke gas channel 16
Negative pressure distribution filter, mistake of the oil smoke gas channel 16 Jing Guo negative pressure distribution filter are flowed into along the air inlet of 13 surrounding of cold plate
Filtering layer 11 filters, and the grease and solid particle in oil smoke gas channel 16 are filtered filter layer 11 in negative pressure distribution filter
In, the oil smoke gas channel filtered flows into fume-exhausting wind turbine 10, by 10 work done heel row of fume-exhausting wind turbine into plenum chamber 6.
De-oiling tobacco tar fat and particulate matter structure are formed by the filter layer 11 of negative pressure distribution filter.Negative pressure distribution filter it
Filter layer 11 is mounted in negative pressure distribution filter frame 12, the coagulability substance quilt in the oil smoke gas channel 16 by filtering
After filtering, oil smoke gas channel 16 not recontamination fume-exhausting draught fan impeller, air duct and body inner cavity are avoided because of oil smoke gas channel
Grease in 16 condenses on 10 impeller of fume-exhausting wind turbine the dynamic balancing for destroying 10 impeller of fume-exhausting wind turbine and reduces fume-exhausting wind
The working efficiency of machine 10 and the work noise for increasing fume-exhausting wind turbine 10, accomplish that internal body is without dismantling and cleaning；Also oil smoke air-flow is avoided
Fire hazard occurs for grease pollution plenum chamber, exhaust duct and common flue in channel 16, prevention public chimney flue.
Fume discharging structure is formed by fume-exhausting wind turbine 10, plenum chamber 6, exhaust duct 2 and check (non-return) valve 1.Fume-exhausting wind turbine 10
Oil smoke gas channel 16 is discharged into plenum chamber 6, since the sectional area of plenum chamber is the several times of fume-exhausting wind turbine, in plenum chamber
In, purified 16 flow velocity of oil smoke gas channel reduces rapidly, and 6 relatively large volume of plenum chamber makes oil smoke gas channel 16
Dynamic pressure is converted into the internal energy of molecular of oil smoke gas channel 16, that is, is converted into the static pressure of oil smoke gas channel 16；It circulates in cooking fume
16 dynamic pressure of road is converted into during static pressure, and since absolute temperature is constant, according to P1V1=P2V2, (P1, V1 are respectively fume-exhausting wind
Unit mass gas-static at 10 air outlet of machine and volume, P2, V2 are respectively unit mass gas-static and body in plenum chamber 6
Product), P1 is less than P2, then V1 is naturally larger than V2, that is, not only static pressure increases oil smoke gas channel 16 in plenum chamber 6, close
Degree is also increasing, and the volume flow for flowing into exhaust duct 2 reduces, and oil smoke gas channel 16 obtains in plenum chamber 6 overcomes pipeline
The more high static pressure of frictional force also reduces simultaneously causes the increased flow velocity of tube friction.
In plenum chamber 6, oil smoke gas channel 16 passes through 2 and of exhaust duct in the state of obtaining high static pressure, low flow velocity
Check (non-return) valve 1 discharges into common flue or open air.When the present invention works, check (non-return) valve 1 is opened by oil smoke gas channel 16, and the present invention stops
When machine, check (non-return) valve 1 is closed, and is prevented in common flue or outdoor reverse flowing of air flows room.
Culinary art terminates, and turns off the switch the power key on panel 8, and the present invention is stopped.
By the filter layer 11 of negative pressure distribution filter, negative pressure distribution filter frame 12 and plenum chamber 6 and liner sound absorption material
The bed of material 5 forms noise elimination structure.When high static pressure kitchen ventilator work of the present invention, 10 work done of fume-exhausting wind turbine will produce air pertormance
The negative pressure distribution filter in 10 air inlet front end of fume-exhausting wind turbine is arranged in noise, motor electromagnetic noise and mechanical vibration noise
Filtering material 11 absorption and shielding action are played to the noise for transferring out 10 air inlet of fume-exhausting wind turbine；Oil smoke gas channel 16
Flow velocity substantially reduces in plenum chamber 6, and air power noise is remarkably decreased；6 liner sound-absorbing material layer Assimilation and conductivity of plenum chamber
To the noise in plenum chamber 6.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Every any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (5)
1. a kind of high static pressure cooking fume processing unit, which is characterized in that the high static pressure cooking fume processing unit includes：
It is made of cold plate, negative pressure distribution filter, fume-exhausting wind turbine；Fume-exhausting structure for completing oil smoke absorption；
De-oiling tobacco tar fat and particulate matter are formed by negative pressure distribution filter, de-oiling tobacco tar fat and particle for completing filtering oil smoke
Object structure；
It is made of fume-exhausting wind turbine, plenum chamber, exhaust duct and check (non-return) valve, for realizing the fume discharging structure of oil smoke discharge；
It is made of negative pressure distribution filter, plenum chamber and liner sound-absorbing material, for realizing the noise elimination structure of oil smoke noise is eliminated.
2. a kind of kitchen ventilator of the manufacture of the high static pressure cooking fume processing unit described in claim 1, which is characterized in that the oil
Smoke machine is provided with：
Check (non-return) valve；
One end of check (non-return) valve is connected by the outlet side of clip and exhaust duct, the gas outlet of plenum chamber and the air inlet of exhaust duct
End connection, the air inlet of plenum chamber are connect with fume-exhausting fan outlet, and plenum chamber is bolted on kitchen ventilator shell
The top on top, plenum chamber has been bolted control box, and kitchen ventilator housing bottom is embedded with oil collection box by card slot；
The rear side cover board of kitchen ventilator shell has been bolted fume-exhausting wind turbine, fume-exhausting fan outlet and plenum chamber air inlet
Mouth is fixedly connected by flange with bolt, and the front opening of kitchen ventilator shell is embedded with negative pressure successively from inside to outside above oil collection box
Distribution filter frame, the filter layer of negative pressure distribution filter, cold plate.
3. kitchen ventilator as claimed in claim 2, which is characterized in that the outermost of the plenum chamber is static pressure tank shell, quiet
Tank shell inner wall is pressed all to be embedded in sound-absorbing material layer in addition to plenum chamber air inlet and air outlet.
4. kitchen ventilator as claimed in claim 2, which is characterized in that cold plate surrounding is oil smoke air-flow above the oil collection box
Channel.
5. kitchen ventilator as claimed in claim 2, which is characterized in that described kitchen ventilator upper part of the housing top leading flank is embedded with
The outside inner cavity of switch panel, fume-exhausting wind turbine is fume-exhausting wind turbine wind inlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810207143.8A CN108286725A (en) | 2018-03-14 | 2018-03-14 | High static pressure cooking oil smoke processing apparatus, lampblack absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810207143.8A CN108286725A (en) | 2018-03-14 | 2018-03-14 | High static pressure cooking oil smoke processing apparatus, lampblack absorber |
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| Publication Number | Publication Date |
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| CN108286725A true CN108286725A (en) | 2018-07-17 |
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ID=62833678
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|---|---|---|---|
| CN201810207143.8A Pending CN108286725A (en) | 2018-03-14 | 2018-03-14 | High static pressure cooking oil smoke processing apparatus, lampblack absorber |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108980944A (en) * | 2018-09-27 | 2018-12-11 | 佛山市顺德区美的洗涤电器制造有限公司 | Range hood |
| CN108980944B (en) * | 2018-09-27 | 2023-09-12 | 佛山市顺德区美的洗涤电器制造有限公司 | Fume exhaust fan |
| CN113217971A (en) * | 2021-05-31 | 2021-08-06 | 宁波方太厨具有限公司 | Range hood and control method thereof |
| CN113217971B (en) * | 2021-05-31 | 2023-11-17 | 宁波方太厨具有限公司 | Range hood and control method thereof |
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