CN205747062U - A kind of air curtain system preventing fumes escaping - Google Patents

A kind of air curtain system preventing fumes escaping Download PDF

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Publication number
CN205747062U
CN205747062U CN201620504297.XU CN201620504297U CN205747062U CN 205747062 U CN205747062 U CN 205747062U CN 201620504297 U CN201620504297 U CN 201620504297U CN 205747062 U CN205747062 U CN 205747062U
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China
Prior art keywords
air
outlet
housing
range hood
curtain
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CN201620504297.XU
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Chinese (zh)
Inventor
曹亚裙
余丙松
王嘉华
李昂
茅忠群
诸永定
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Ningbo Fotile Kitchen Ware Co Ltd
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Ningbo Fotile Kitchen Ware Co Ltd
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Abstract

A kind of air curtain system preventing fumes escaping, including range hood, and it is positioned at the air curtain mechanism at top, kitchen, it is characterized in that: described air curtain mechanism has the auxiliary air-outlet of the doorway tip position being located at described kitchen, the air-flow of described auxiliary air-outlet blowout is towards inside described kitchen, for range hood drain, air-flow is made to flow to range hood direction, the beneficially discharge of soot gas.This prevents the air curtain system of fumes escaping, there is the air outlet of the air curtain mechanism being located at doorway, kitchen, it is prevented from oil smoke to escape from the top on doorway, kitchen, but also include the range hood that oil smoke is adsorbed and be positioned on front side of range hood the air curtain mechanism forming air curtain, it is not only able to prevent fumes escaping, improves the fume-exhausting efficiency of range hood.

Description

A kind of air curtain system preventing fumes escaping
Technical field
This utility model relates to an air curtain system preventing fumes escaping.
Background technology
In recent years, along with the deterioration of ambient air quality, the increasing number in haze sky, increasing people is improving household The air quality of environment is put in very important position.The air quality of high-quality, needs to accomplish following index: suitable Temperature, suitable humidity, the oxygen content of appropriateness, can control the content of particulate in air, antibacterial in air of controlling well well Abnormal flavour in content and elimination air.Especially as the kitchen that family's Air Contamination is the most serious, owing to kitchen is in culinary art In can produce oil smoke, although range hood now can solve the problem that a part oil smoke problem, but for home air quality Improvement, effect is also nowhere near.
Owing to the culinary art of Chinese family is accustomed to, usual kitchen can produce the biggest oil smoke, therefore the oil smoke mistake of range hood Filter device is difficult to use the finest and closely woven mesh, more should not use the structure of the filter courses such as activated carbon, otherwise, the oil filtered down Dirty easily block mesh, space and cause die-offing of range hood air quantity, make the oil smoke suction function of range hood significantly go down.And And in order to improve the efficiency of fume-exhausting and prevent fumes escaping, the most also have some that air curtain structure is set on range hood and prevent Only fumes escaping, a kind of discharging fume exhaust fan preventing oil smoke excessive as disclosed in Chinese patent CN202125973U, it includes Having a discharging fume exhaust fan body, multiple diverter and an air curtain generator, each diverter is hollow housing and bottom formation air-out Mouthful, arrange downward in the interior sidewall surface of the casing that each diverter is respectively arranged at discharging fume exhaust fan body and with air outlet, Described air curtain generator connects each diverter with airflow line, and it can produce air-flow and be guided at each diverter with airflow line Blown out by air outlet, formed with this and can completely cut off the air curtain that oil smoke is excessive, each air curtain and wall around formed one can completely cut off boil time The shielding space of the oil smoke produced, effectively prevents oil smoke toward lateral diffusion so that oil smoke can pass through supply fan and by arranging QI KOU is discharged, and then reaches provide one clean kitchen of user and prevent user from sucking the purpose of oil smoke.But it is such With the range hood of air curtain, not only volume is big, and air curtain structure cannot be arranged flexibly, and prevents the effect of fumes escaping The most very limited.Air curtain is in the periphery of range hood, and when cooking, operator also is located at this position, action during operation or Front and back walk about and all can affect air curtain, cause fumes escaping.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of can preferably purifying air in kitchen prevent oil The air curtain system that cigarette is escaped.
The technical scheme that the above-mentioned technical problem of this utility model solution is used is: a kind of air curtain system preventing fumes escaping System, including range hood, and is positioned at the air curtain mechanism at top, kitchen, it is characterised in that: described air curtain mechanism has and is located at institute State the auxiliary air-outlet of the doorway tip position in kitchen, the air-flow of described auxiliary air-outlet blowout towards inside described kitchen, for Range hood drain, makes air-flow flow to range hood direction, the beneficially discharge of soot gas.
Preferably, the air velocity of described auxiliary air-outlet blowout is 2m/s~20m/s.
Preferably, the air-flow of this auxiliary air-outlet blowout is being A angle with vertical direction, and A is 60 degree~90 degree.
Preferably, described air curtain mechanism also includes the lower air outlet along air-out towards range hood, and described air outlet blows The air-flow gone out is along with being gradually lowered along speed, at the lower upper and lower along place horizontal plane of range hood near the lower of range hood In the distance of 750mm respectively, the speed of the air-flow of this air outlet blowout reduces to 0.
Preferably, wind and the vertical direction of the edge blowout of the close lampblack absorber side of the air outlet of described air curtain mechanism in α angle, wind and vertical direction that air outlet blows out away from the edge of lampblack absorber are β angle, and wherein α be-75 to spend~75 degree, and β is- 75 degree~75 degree.
Preferably, the wind of edge, the two ends blowout of air outlet is at angle γ with vertical direction, and wherein γ is-80 degree~80 Degree.
As the alternative embodiment of this air outlet, described air outlet is the horizontal expansion at the neighbouring top being positioned at range hood Bar shaped outlet;Or the outlet of the annular that this air outlet is the neighbouring top being positioned at range hood;Or this air outlet is position The outlet of top curve near range hood, the center of circle of this arc is positioned at range hood side;Or this air outlet can also For being positioned at the corrugated shape at top near range hood, or this air outlet is spaced multiple air outlet.
Preventing fumes escaping to preferably purify the air of a room, also include air cleaner, described air cleaning fills Putting the air inlet including that at least one connects with indoor, described air cleaner also includes at least one and going out that indoor connect QI KOU.
For preferably purifying oil fume, described air cleaner also includes at least one air inlet connected with range hood Mouthful.
Preferably, the air outlet of described range hood is communicated to the first end of three-way valve, and the second end of described three-way valve is even It is connected to the flue in the external world, three-terminal link to connecting pipe and be connected to air cleaner by connecting pipe.
For preferably purifying oil fume, prevent fumes escaping, described air cleaner from including housing, and being positioned at housing Interior air cleaning member, described housing is provided with described air inlet and gas outlet, and it is clean that described air inlet is communicated to described air Changing the air inlet of unit, the air outlet of described air cleaning member is vertical with the air inlet of described air cleaning member, described shell The inner side of body is provided with blower fan.
Preferably, on the air channel between air outlet and the housing blower fan of described air cleaning member, it is provided with other function moulds Block.
Preferably, during other functional modules described include sterilization module, cooling and warming module, taste removal module and humidification module At least one.
Preferably, described air cleaning member includes coarse filtration unit and/or finly filtration unit.
As an optional embodiment of this air cleaner, the upper surface of described housing and/or lower surface divide Not being provided with opening and form described air inlet, the air inlet of described air cleaning member is exposed to described air inlet, and described air is clean The air outlet changing unit is two and is respectively facing two relative side faces of described housing, and the side face of this housing is provided with Gas outlet, described sterilization module, cooling and warming module, taste removal module and humidification module are from the air outlet of described air cleaning member Laterally set gradually to gas outlet along described housing.
As another optional embodiment of air cleaner, side face and the upper surface of described housing are provided with air inlet Mouthful, the lower surface of described housing is provided with gas outlet, and described coarse filtration unit is located at a circle inside the side face of housing, described thin mistake Filter unit is located at the lower section of the air inlet of upper surface, the centre position of the lower section of described finly filtration unit, is provided with other function moulds Block and blower fan, the side of other functional modules described separates with described coarse filtration unit, described coarse filtration unit expellant gas It is upwardly into finly filtration unit, after finly filtration unit, enters back into other functional modules.
Preferably as the another optional embodiment of this air cleaner, described air inlet is positioned at the upper table of housing Face and lower surface, gas outlet is positioned at the surrounding side face of housing, and the centre position of housing is provided with blower fan, and the air outlet of blower fan is connected to Gas outlet on housing surrounding side face, the air intake vent of blower fan arranges the most up and down and is communicated on the upper and lower surface of housing Air cleaning member it is additionally provided with between air inlet, and blower fan and air inlet.
Compared with prior art, the utility model has the advantage of that this prevents the air curtain system of fumes escaping, have and be located at The air outlet of the air curtain mechanism on doorway, kitchen, it is possible to prevent oil smoke from escaping from the top on doorway, kitchen, but also include oil smoke Carry out the range hood that adsorbs and be positioned on front side of range hood the air curtain mechanism forming air curtain, being not only able to prevent oil smoke from escaping Ease, improves the fume-exhausting efficiency of range hood.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the air curtain system preventing fumes escaping of this utility model embodiment.
Fig. 2 is the side view of the air curtain system preventing fumes escaping of this utility model embodiment.
Fig. 3 is the air outlet of the air curtain mechanism of the air curtain system preventing fumes escaping of this utility model first embodiment Top view.
Fig. 4 is the air outlet of the air curtain mechanism of the air curtain system preventing fumes escaping of this utility model the second embodiment Top view.
Fig. 5 is the air outlet of the air curtain mechanism of the air curtain system preventing fumes escaping of this utility model the 3rd embodiment Top view.
Fig. 6 is the air outlet of the air curtain mechanism of the air curtain system preventing fumes escaping of this utility model the 4th embodiment Top view.
Fig. 7 is the air outlet of the air curtain mechanism of the air curtain system preventing fumes escaping of this utility model the 5th embodiment Top view.
Fig. 8 is the schematic diagram of the air cleaner of the kitchen air purifying system of this utility model embodiment.
Fig. 9 is the signal of another angle of the air cleaner of the kitchen air purifying system of this utility model embodiment Figure.
Figure 10 is the sectional view of E-E line along Fig. 8.
Figure 11 is the section plan of E-E line along Fig. 8.
Figure 12 is the exploded view of the air cleaner of this utility model embodiment.
Figure 13 is the sectional view of F-F line along Fig. 8.
Figure 14 is the schematic diagram of the air cleaning member in the air cleaner of this utility model embodiment.
Figure 15 is the magnified partial view in Figure 14.
Figure 16 is the schematic diagram of the tornadotron in the air cleaner of this utility model embodiment.
Figure 17 is the sectional view of the tornadotron in Figure 16.
Figure 18 is the sectional view of the other direction of tornadotron in Figure 16.
Figure 19 is the schematic diagram of another embodiment of the air cleaner of this utility model embodiment.
Figure 20 is the top view of another embodiment of the air cleaner of this utility model embodiment.
Figure 21 is the schematic diagram of the another embodiment of the air cleaner of this utility model embodiment.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
As Figure 1-3, the air curtain system preventing fumes escaping of this utility model embodiment, including range hood 10, It is positioned at top on front side of range hood 10, is i.e. positioned at the range hood 10 neighbouring ceiling position near the top of user side Air curtain mechanism 70.
This air curtain mechanism 70 is provided with the lower air outlet 71 along blowout air-flow towards range hood 10, and this air curtain mechanism 70 tops, position, doorway also including being located at kitchen, the auxiliary air-outlet 72 of air-flow is blown out downwards towards kitchen.This assists out The air-flow of air port 72 blowout blows to the air draught position of range hood 10, for range hood 10 drain, makes air-flow to range hood 10 Flow in direction, the beneficially discharge of soot gas.
This air curtain mechanism 70 can be for an entirety, arranges out with position, doorway, kitchen on front side of range hood 10 simultaneously Air port 71 and auxiliary air-outlet 72, it is also possible to be two parts being independently arranged, i.e. the front side at the range hood 10 in kitchen sets Put a main machine frame and air outlet 71 carries out air-out, another auxiliary body and auxiliary air-outlet are set at the doorway in kitchen 72, carry out assisting air-out.
The air-flow of this auxiliary air-outlet 72 blowout with vertical direction be angle be in the range of A, and A is 60 degree~90 Degree.And at this auxiliary air-outlet 72, the speed of the air-flow of blowout is in the range of 2m/s~20m/s, preferably 5m/s~15m/s.
The shape of this auxiliary air-outlet 72 can be strip, along kitchen doorway extend, or multiple individually Go out the strip of one whole piece of interruption-forming, or can also be arc or can also be other shapes such as waveform.
Owing to the oil smoke in kitchen is through the filtration of range hood, even if there being the oil smoke of escape, the roof in kitchen also can be against Spread, and spread to other rooms from the top on the doorway in kitchen along roof, therefore, arrange at the top on the doorway in kitchen The air curtain blown inside kitchen, so that those oil smoke escaped can be controlled in the range of kitchen, and may Sucked by range hood secondary and purify.
This air curtain mechanism 70 is additionally provided with the air outlet 71 being positioned on front side of range hood 10, and the wind of air outlet 71 blowout has one Fixed angular range, the wind of the edge blowout of the close lampblack absorber side of air outlet 71 is α angle with vertical direction, air outlet 71 The wind and the vertical direction that blow out away from the edge of lampblack absorber are β angle, and this α be-75 to spend~75 degree, wherein towards lampblack absorber side For positive-angle, be negative angle away from lampblack absorber side, β be-75 degree~75 degree.And the wind of air curtain mechanism 70 blowout has necessarily Wind speed, this wind speed is along with being gradually lowered near the lower edge of range hood 10, at range hood 10 lower along place horizontal plane In the range of above-below direction respectively 750mm, this wind speed becomes 0, it is preferable that lower along place horizontal plane for distance range hood 10 Above-below direction respectively 300mm in the range of.The distance on edge is about under range hood for the air outlet 71 of this air curtain mechanism 70 It is 300mm~1500mm for d, d.Further, the wind of edge, the two ends blowout of described air outlet 71 is at angle γ with vertical direction, its Middle γ be-80 degree~80 degree.
So, can play the effect preventing fumes escaping, the wind making again air curtain produce just is not affecting range hood Often suction, and do not affect flame produced by kitchen range, and then do not affect culinary art.
This air curtain mechanism 70 also includes the blower fan being positioned at its shell, and this blower fan is for producing the air-flow of air curtain.
The air outlet 71 of this air curtain mechanism 70 may be about the shape of three of range hood, as shown in Figure 3, it is also possible to Be air outlet 71 be the horizontal expansion at the neighbouring top being positioned at range hood 10 bar shaped outlet, as shown in Figure 4;This air outlet 71 For being positioned at the outlet of the annular at the neighbouring top of range hood 10, as it is shown in figure 5, so for when culinary art, operator being enclosed Within being around in air curtain, even if excuse me air curtain controls the effect of oil smoke because of operator, as relative to range hood The air curtain of twice before and after 10 so that the effect preventing fumes escaping is more preferable.As shown in Figure 6, this air outlet 71 is for being positioned at oil suction The outlet of arc on front side of cigarette machine 10, the center of circle of this arc is positioned at range hood side.Further, as it is shown in fig. 7, this air outlet 71 also Can be to be positioned at corrugated shape on front side of range hood 10.
The front side of the air outlet 71 of this air curtain mechanism 70, i.e. air outlet 71 is relative to the side of range hood, is additionally provided with sky Air purifying apparatus 50, i.e. air cleaner 50 are located between air outlet 71 and auxiliary air-outlet 72.This prevents fumes escaping In air curtain system, the opening of this air outlet 71 and auxiliary air-outlet 72 is provided with can be with the baffle plate of folding.For needs when Produce air curtain.
This air curtain mechanism 70 can be one-body molded with air cleaner 50, is i.e. positioned at same housing, or also may be used To be and air cleaner 50 split molding, lay respectively in different housings.
Such as, this air curtain mechanism 70 distance between the lower edge of range hood 10 is 700mm, and this air curtain mechanism goes out The wind of air port 71 blowout is 2.2m/s, and the wind speed of air outlet 71 blowout is gradually lowered, and is 1000mm to distance air outlet 71 Distance time, wind speed reduces to 0.When i.e. arriving range hood 10 the lower position along lower section 300mm, wind speed reduces to 0.
Or, this air curtain mechanism 70 distance between the lower edge of range hood 10 is 700mm, and this air curtain mechanism goes out Air port 71 blowout wind be 1.5m/s, and air outlet 71 blowout wind speed be gradually lowered, to distance air outlet 71400mm away from From time, wind speed reduces to 0.When i.e. arriving range hood 10 the lower position along top 300mm, wind speed reduces to 0.
Or, it is also possible to be this air curtain mechanism 70 distance between the lower edge of range hood 10 be 700mm, this air curtain The wind of air outlet 71 blowout of mechanism is 1.8m/s, and the wind speed of air outlet 71 blowout is gradually lowered, to distance air outlet During the distance of 71700mm, wind speed reduces to 0, i.e. arrive range hood 10 lower along time, wind speed reduces to 0.
Near this range hood, the air outlet 71 at top can be that multiple independent interval is around range hood, it is also possible to is single Individual air outlet is around range hood, it is also possible to around range hood part or be located only within range hood in the face of user Side, and this big size of air outlet 71 can also regulate, and can be regulated the size of wind speed by adjusting size.And should Can also arrange on air outlet 71 can the panel of folding, open or close air outlet for control, or can also be such as air-conditioning Air outlet, arrange can left and right or the wind deflector of swing, for adjusting the direction of air-out.
This air cleaner 50, the air inlet 11 set up including at least one, for being connected with range hood 10, The air inlet 11 connected with indoor including at least one and at least one gas outlet 12 connected with indoor.This air cleaner 50 include housing 1, and the air cleaning member 2 being located in housing 1.This housing 1 is flat shape, as shown in Figure 8,9, for Square, and this housing 1 is provided with air inlet 11 and gas outlet 12.The air outlet of this range hood 10 is communicated to the of three-way valve One end, the second end of described three-way valve is connected to the flue in the external world, three-terminal link to connecting pipe and pass through connecting pipe It is connected to air cleaner 50.Other flue gas removing device, e.g. filter screen oil removing it is also provided with in described connecting pipe Cigarette device, or static flue gas removing device etc., can preferably purifying oil fume.
As shown in Figure 8,9, the air inlet 11 of this housing 1 is positioned in the upper and lower surface of housing 1, and air outlet 12 is positioned at On the surrounding side face of housing 1.The air inlet of air cleaning member 2 is towards air inlet 11, and the gas outlet of air cleaning member 2 is permissible Facing to the gas outlet 12 on housing 1, it is also possible to do not face the gas outlet 12 on housing 1.
As shown in Figure 8,9, this housing 1 has two air inlets 11 in upper and lower surface, the surrounding side face of housing 1 In the relative side face of two of which on be respectively provided with a gas outlet 12.And the air outlet of air cleaning member 2 goes out towards this QI KOU 12 is arranged, and the air inlet of air cleaning member 2 is arranged towards this air inlet 11.Therefore, this air cleaner is provided with Two air cleaning members 2.Particularly, the upper and lower surface of this housing 1 is respectively equipped with opening and forms this air inlet 11, This air inlet 11 exposes the air inlet of this air cleaning member 2, and the air inlet of air cleaning member 2 is positioned at the position of this air inlet 11 Put.It is provided with blower fan 5 so that all guide the air-flow in housing 1 into gas outlet 12 and discharge, be used for inside the gas outlet 12 of this housing 1 Direct air flow out to gas outlet 12 and discharge.I.e. in the gas channel between air inlet 11 to the gas outlet 12 of this housing 1, depend on Secondary air cleaning member 2 and blower fan 5 are set, between this air cleaning member 2 and blower fan 5, other functional units can also be set. Described blower fan 5 is vortex fan.When air curtain mechanism 70 is one-body molded with air cleaner 50, this blower fan 5 may be used for Produce air curtain, it is also possible to be only for air cleaner 50, and the air-flow of air curtain mechanism 70 produces with other blower fans.
As shown in Figure 8,9, 10, the air inlet of these two air cleaning members 2 separately down and sets up, and it goes out Air port is two, arranges towards the gas outlet on two relative perisporiums of housing 1 respectively.Extraneous soot gas is from housing 1 Air inlet 11, i.e. the air inlet of air cleaning member 2 enters air cleaning member 2, and carries out via air cleaning member 2 After oil smoke separates, discharging from the air outlet of air cleaning member 2, the air outlet of air cleaning member 2 is the most vertical with its air inlet Directly, then it is expelled to outside housing 1 from the gas outlet 12 of housing 1.Air outlet giving vent to anger to housing 1 at air cleaning member 2 On air channel between the blower fan 5 of mouth 12, sterilization module 3, cooling and warming module 4 can be sequentially provided with.It is also provided with taste removal mould Other functional modules such as block, dehumidification module.Therefore, the soot gas after this air cleaner, it is possible to purification filtering becomes Clean gas, and then be expelled directly out from the gas outlet 12 of housing 1.This air cleaner, can be installed on the furred ceiling in kitchen On, it is similar to air-conditioning or the position of bathroom aerating fan and structure, not only volume is little, appearance looks elegant, and can be to indoor row Venting body rather than to outdoor discharge, more environmentally-friendly, free from environmental pollution.
Such as Figure 19, shown in 20, for the schematic diagram of the second embodiment of air cleaner 50 of the present invention, in this embodiment The housing 1 of air cleaner is flat circle, and the surrounding side face of this housing 1 has air inlet 11, and lower surface has Air port 12, the upper surface of housing 1 also has air inlet 11, for connecting the range hood 10 in kitchen.
Be sequentially provided with filtering oil smoke unit 2 in the gas channel of this air inlet 11 to gas outlet 12, other functional modules and Blower fan 5, this filtering oil smoke unit 2 can be the structure of the filtering oil smoke unit 2 as described in above-described embodiment, it is also possible to be bag Including coarse filtration unit 100 and finly filtration unit 200, this coarse filtration unit 100 can be the knot of above-mentioned air cleaning member 2 Structure, it is also possible to be other fume purifying structures, for filtering the oil smoke that granule is bigger;Finly filtration unit 200 can be such as Figure 11 Shown filter structure, it is also possible to be other filtering oil smoke unit, for filtering the oil smoke that granule is less.
This coarse filtration unit 100 is located at periphery one circle of periphery one circle of the circumference of housing 1, i.e. this housing 1 and is provided with a circle Tornadotron 21, the air inlet 212 of tornadotron 21 is towards outside the side face of housing 1, and this finly filtration unit 200 is positioned in housing 1 Between top, this finly filtration unit 200 be arranged above another air inlet 11, the centre of the lower section of finly filtration unit 200, i.e. coarse filtration The centre position of unit 100, is provided with other functional modules and blower fan 5, and this sterilization module 3, cooling and warming module 4 are other merits Can module.The side of these other functional modules is spaced apart with coarse filtration unit 100, and i.e. air-flow is from the air inlet of the side face of housing 1 Mouthfuls 11 enter in housings 1, by coarse filtration unit 100 backward on, enter finly filtration unit 200 and other function moulds from top Block, then passes sequentially through finly filtration unit 200 and other functional modules, and gas outlet 12 middle from below is discharged.
As shown in figure 21, for the schematic diagram of the 3rd embodiment of air cleaner 50 of the present invention, the shell in this embodiment Body 1 is column, and air inlet 11 is positioned at the upper and lower surface of housing 1, and gas outlet 12 is positioned at the surrounding side face of housing 1. The centre position of housing 1 is provided with blower fan 5, and the air outlet of blower fan 5 is connected to the gas outlet 12 on housing 1 surrounding side face, blower fan 5 Air intake vent arranges the air inlet 11 being communicated on the upper and lower surface of housing 1 the most up and down, and blower fan 5 and air inlet 11 Between be additionally provided with coarse filtration unit 100, finly filtration unit 200 and other functional modules.
Set gradually on gas channel between the most above-mentioned air inlet 11 and gas outlet 12 air cleaning member 2, other Functional module and blower fan 5, this air cleaning member 2 includes coarse filtration unit 100 and finly filtration unit 200, it is also possible to only have Coarse filtration unit 100 or finly filtration unit 200, other functional modules described can include sterilization module 3, cooling and warming module 4, at least one in taste removal module and the above-mentioned module of humidification module.Other functional modules can also be not provided with.
As shown in figures 13-18, being the structure of two groups of air cleaning members 2, often group air cleaning member 2 includes at least two The tornadotron 21 extended the most in the same direction, this tornadotron 21 cylindrical structural in hollow, and two ends are provided with opening and form air-out Mouth 213, sidewall 211 mid portion of this tornadotron 21 is provided with along the axially extended opening of tornadotron 21, forms air inlet 212. The periphery of this air inlet 212 is formed with the wind scooper 214 that a circle extends laterally, and this wind scooper 214 includes the axle along tornadotron 1 To two the first relative spigot surface 2141 and the second spigot surfaces 2142 extended, wherein the first spigot surface 2141 is from air inlet 212 laterally sidewall 211 with tornadotron 21 extend vertically, the second spigot surface from air inlet 212 be gradually distance from laterally this One spigot surface 2141 extends.Therefore, by the effect of blower fan, enter the oil smoke of tornadotron 21 from air inlet 212, can be at whirlwind Spin up in pipe 21, and then the sidewall of soot gas and tornadotron 21 collides, due to oil droplet and tornadotron 21 Have friction between sidewall, then in oil droplet molecule can stay the sidewall of tornadotron 21, and the gas separated with oil droplet molecule is gradually Towards two end motions, from air outlet 213 air-out.
In order to further separate oil droplet and gas, it is provided with one in this tornadotron 21 along its axially extended wire 22, it is preferable that this wire 22 extends along the center of tornadotron 21, and this air cleaning member also includes a HV generator (not shown), in the both positive and negative polarity of this HV generator is connected to the sidewall 211 of tornadotron 21, high-pressure electrostatic Another in the both positive and negative polarity of generator is connected to this wire 22.During the work of this HV generator, in this tornadotron 21 Portion forms a cylindrical electric field, and under this cylinder electric field action, the free electron in air to move to the two poles of the earth, when electric field electricity After pressure is increased to certain numerical value, when the air containing oil smoke molecule is spirally by this tornadotron 21, most oil smoke molecule Combine formation anion with negatron, and under the effect of electric field, is deposited on a pole of the sidewall 211 of tornadotron 21.More Add the separation rate that improve soot gas, preferably cleaning of the gas through this air cleaning member.
Therefore, the structure of tornadotron can make gas rotate, and possesses filtration bulky grain thing ability, is effectively increased material It is captured and decomposes probability, compensate for the function that electrostatic plasma cannot complete;And in the middle of tornadotron, increase live wire, Also compensate for tornadotron structure to the not enough shortcoming of little particle capture, and this electrostatic plasma electric field structure, it is not only able to Molecule is dripped in oil removing, and is not take up other space and volume, it is not necessary to additionally arranges structure, utilizes this body structure of tornadotron Electric field can be realized.Additionally comparing existing strainer filtering structure, tornadotron internal diameter is big, is difficult to block, substantially prolongs cleaning Cycle, and without changing permanent use, use cost is substantially reduced.
Such as Figure 13, shown in 14, in this air cleaner, include two groups of setting up and down two group air cleaning members, and Often group air cleaning member includes multiple tornadotron 21 being arranged side by side, the tornadotron 21 in these two groups of air cleaning members Bearing of trend is identical, often group air cleaning member in each tornadotron 21 air inlet 212 towards identical, two groups of air cleanings The air inlet of the tornadotron 21 in unit towards on the contrary, the air intake of the tornadotron being i.e. positioned in one group of air cleaning member of lower section Mouth 212 is down-set, and the air inlet 212 of the tornadotron 21 in air cleaning member above sets up, and often organizes air The air inlet 212 of the tornadotron 21 in clean unit 2 is respectively toward to the air inlet 11 on housing 1 upper surface and housing 1 lower surface On air inlet 11.The air outlet 213 of at least two tornadotron 21 in this air cleaning member 2 is air cleaning member 2 Air outlet, in this embodiment, these two air cleaning members 2 include the air outlet being positioned at both sides.
This air cleaning member also includes the fixed mount 23 fixing by least two tornadotron, this fixed mount 23 writing board shape Support 231, and be positioned on support 231 perforate 232 of the mating shapes of wind scooper 214 with tornadotron 21, this perforate The periphery of 232 is provided with the fixed edge of the inner side extending and laying respectively at wind scooper 214 towards wind scooper 214 along 233.This is solid Determine frame 23 and tornadotron 21 can be carried out guide-localization, form an entirety.And above-mentioned two groups of air cleaning members is fixing Frame 23 can be one-body molded, it is also possible to separately molding interfixes.And often organize the tornadotron in air cleaning member can with lead Fan housing is one-body molded, not only simple in construction, easy to process, and also improves the globality of filtering oil smoke parts, prevents oil smoke Escape.This fixed mount 23 also includes the side plate 235 that the support 231 with writing board shape is perpendicular, and this side plate 235 is used for fixing The end of tornadotron 21, and wire 22 is connected to HV generator by this side plate 235.Two groups as shown in Figure 6,7 In air cleaning member, the tornadotron 21 often organizing air cleaning member shares the side plate 235 of both sides, the most often organizes air cleaning member In side plate 235 be connected or one-body molded.The prerotation vane of regulation wind direction can also be set on the gas outlet 12 of housing 1 so that The gas direction of blowout is regulated.
This prevents the air curtain system of fumes escaping, has the air outlet of the air curtain mechanism being located at doorway, kitchen, it is possible to prevent Oil smoke is escaped from the top on doorway, kitchen, but also before including the range hood that oil smoke is adsorbed and being positioned at range hood Side forms the air curtain mechanism of air curtain, is not only able to prevent fumes escaping, improves the fume-exhausting efficiency of range hood.
Although preferred embodiment of the present utility model described in detail above, it is to be clearly understood that for this For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle Within any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (17)

1. prevent an air curtain system for fumes escaping, including range hood (10), and be positioned at the air curtain mechanism at top, kitchen (70), it is characterised in that: described air curtain mechanism (70) has the auxiliary air-outlet of the doorway tip position being located at described kitchen (72), the air-flow that described auxiliary air-outlet (72) blows out is towards inside described kitchen, for range hood (10) drain, make air-flow to Flow in range hood direction, the beneficially discharge of soot gas.
Prevent the air curtain system of fumes escaping the most as claimed in claim 1, it is characterised in that: described auxiliary air-outlet (72) blows The air velocity gone out is 2m/s~20m/s.
Prevent the air curtain system of fumes escaping the most as claimed in claim 2, it is characterised in that: this auxiliary air-outlet (72) blows out Air-flow be A angle with vertical direction, and A is 60 degree~90 degree.
4. the air curtain system preventing fumes escaping as according to any one of claim 1-3, it is characterised in that: described air curtain Structure (70) also includes the lower air outlet along air-out (71) towards range hood (10), the air-flow that described air outlet (71) blows out with Lower being gradually lowered along speed near range hood (10), at the lower above-below direction along place horizontal plane of range hood (10) Respectively in the range of 750mm, the speed of the air-flow that this air outlet (71) blows out reduces to 0.
Prevent the air curtain system of fumes escaping the most as claimed in claim 4, it is characterised in that: going out of described air curtain mechanism (70) The wind of the edge blowout of the close lampblack absorber side in air port (71) is α angle with vertical direction, and air outlet (71) is away from lampblack absorber Wind and the vertical direction of edge blowout be β angle, wherein α be-75 degree~75 degree, and β is-75 to spend~75 degree.
Prevent the air curtain system of fumes escaping the most as claimed in claim 5, it is characterised in that: the edge, two ends of air outlet (71) Blowout wind at angle γ with vertical direction, wherein γ be-80 spend~80 degree.
7. the air curtain system preventing fumes escaping as described in claim 4,5 or 6, it is characterised in that: described air outlet (71) Export for being positioned at the bar shaped of the horizontal expansion at the neighbouring top of range hood (10);Or this air outlet (71) is for being positioned at fume-exhausting The outlet of the annular at the neighbouring top of machine (10);Or this air outlet (71) is for be positioned at top curve near range hood (10) Outlet, the center of circle of this arc is positioned at range hood side;Or this air outlet (71) can also be attached for being positioned at range hood (10) The corrugated shape at nearly top;Or this air outlet (71) is spaced multiple air outlet.
Prevent the air curtain system of fumes escaping the most as described in claim 4, it is characterised in that: also include air cleaner (50), described air cleaner (50) includes at least one air inlet (11) connected with indoor, described air cleaner (50) at least one gas outlet (12) connected with indoor is also included.
Prevent the air curtain system of fumes escaping the most as claimed in claim 8, it is characterised in that: described air cleaner (50) Also include at least one air inlet (11) connected with range hood (10).
Prevent the air curtain system of fumes escaping the most as claimed in claim 9, it is characterised in that: described range hood (10) Air outlet is communicated to the first end of three-way valve, and the second end of described three-way valve is connected to the flue in the external world, and three-terminal link is to even Thread a pipe and be connected to air cleaner (50) by connecting pipe.
11. air curtain system preventing fumes escaping as claimed in claim 8, it is characterised in that: described air cleaner (50) including housing (1), and be positioned at the air cleaning member (2) of housing (1), described housing (1) is provided with described air inlet Mouth (11) and gas outlet (12), described air inlet (11) is communicated to the air inlet of described air cleaning member (2), and described air is clean The air outlet changing unit (2) is vertical with the air inlet of described air cleaning member (2), and described housing (1) inner side is provided with blower fan (5)。
12. prevent the air curtain system of fumes escaping as claimed in claim 11, it is characterised in that: described air cleaning member (2), on the air channel between air outlet and housing (1) blower fan (5), it is provided with other functional modules.
13. air curtain system preventing fumes escaping as claimed in claim 12, it is characterised in that: other Functional Modules described Include at least one in sterilization module (3), cooling and warming module (4), taste removal module and humidification module.
14. air curtain system preventing fumes escaping as described in claim 12 or 13, it is characterised in that: described air cleaning list Unit (2) includes coarse filtration unit (100) and/or finly filtration unit (200).
15. air curtain system preventing fumes escaping as claimed in claim 13, it is characterised in that: the upper table of described housing (1) Being respectively equipped with opening on face and/or lower surface and form described air inlet (11), the air inlet of described air cleaning member (2) exposes In described air inlet (11), the air outlet of described air cleaning member (2) is two and is respectively facing described housing (1) two Relative side face, and the side face of this housing (1) is provided with gas outlet (12), described sterilization module (3), cooling and warming module (4), taste removal module and humidification module are from the air outlet of described air cleaning member to gas outlet along described housing (1) the most successively Arrange.
16. air curtain system preventing fumes escaping as claimed in claim 14, it is characterised in that: the side face of described housing (1) Being provided with air inlet (11) with upper surface, the lower surface of described housing (1) is provided with gas outlet (12), described coarse filtration unit (100) being located at a circle inside the side face of housing (1), described finly filtration unit (200) is located under the air inlet (11) of upper surface Side, the centre position of the lower section of described finly filtration unit (200), it is provided with other functional modules and blower fan (5), other functions described The side of module separates with described coarse filtration unit (100), and described coarse filtration unit (100) expellant gas is upwardly into carefully mistake Filter unit (200), enters back into other functional modules after finly filtration unit (200).
17. air curtain system preventing fumes escaping as claimed in claim 14, it is characterised in that: described air inlet (11) is positioned at The upper and lower surface of housing (1), gas outlet (12) are positioned at the surrounding side face of housing (1), and the centre position of housing (1) is provided with Blower fan (5), the air outlet of blower fan (5) is connected to the gas outlet (12) on housing (1) surrounding side face, and the air intake vent of blower fan (5) divides The air inlet (11) that is communicated on housing (1) upper and lower surface is set the most up and down, and blower fan (5) and air inlet (11) Between be provided with air cleaning member (2).
CN201620504297.XU 2016-05-27 2016-05-27 A kind of air curtain system preventing fumes escaping Active CN205747062U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111520861A (en) * 2020-04-14 2020-08-11 王庆虎 Fresh air system built in range hood and door pocket

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111520861A (en) * 2020-04-14 2020-08-11 王庆虎 Fresh air system built in range hood and door pocket

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