CN102563732A - Fumes extraction device with a rotatable air flow - Google Patents
Fumes extraction device with a rotatable air flow Download PDFInfo
- Publication number
- CN102563732A CN102563732A CN2011103225836A CN201110322583A CN102563732A CN 102563732 A CN102563732 A CN 102563732A CN 2011103225836 A CN2011103225836 A CN 2011103225836A CN 201110322583 A CN201110322583 A CN 201110322583A CN 102563732 A CN102563732 A CN 102563732A
- Authority
- CN
- China
- Prior art keywords
- smog
- mouthful
- extracts
- cooking
- cooking area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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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
-
- 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
- F24C15/2042—Devices for removing cooking fumes structurally associated with a cooking range e.g. downdraft
Abstract
A fumes extraction device (1) is especially used for a cooking stove comprising a suction device (8) for suctioning vapour and an exhaust device (9) for generating rotatable air flow. The suction device (8) comprises a first suction opening (15) and a second suction opening (16). In addition, the suction devices (15, 16) are faced each other and further arranged at the bottom of an eddy generated by the rotatable air flow and the fumes. Thus the fumes detected can be achieved to a large extent and output via the suction device (8).
Description
Technical field
The present invention relates to a kind of smog remover, especially for the smog remover of cooking stove, it for example uses in housework.The present invention particularly relates to the field of the smog remover that is used for electric stove and gas-cooker.
Background technology
By the known a kind of Wo 2008055837 of JP 02195139 A.With regard to known Wo 2008055837, around getting rid of funnel, be provided with four pipes, these pipes flow out air for the air-flow that produces rotation above the kitchen range top below the eliminating funnel.The air-flow of the rotation that is produced is drawn out of then.
By the known a kind of device that is used for discharging the fluid of the fluid contain gas or gaseous state of DE 10 2,004 062 863 A1 from building space.Be provided with two at this and extract out mouthful, these extract the flat spaces of mouthful horizontal saliva layouts of turning up the soil out, under the situation in making fluid at predetermined flow into to extract out mouthful, between extracting out mouthful, produce fluid vortex, and fluid flow in this fluid vortex rotatably extracts mouth out.At this, this device is arranged on the predetermined height of the highest fluid source top that can get in a plurality of fluid sources such as cooking equipment or the stove, thereby between this device and fluid source, has a free space.Mate with the fluid volume that flow in the extraction mouth each other at said interval, and making can be freely constant in building space at the fluid vortex of extracting out between the mouth, and the guide member of dispensing with bootstrap parts or most of this fluid vortex of double team.
Summary of the invention
The objective of the invention is, propose a kind of smog remover, it has the extraction effect of improvement.
This purpose is achieved through a kind of smog remover especially for cooking stove; Wherein be provided with the drawing mechanism and the outflow mechanism that is used to produce swirling eddy that are used to extract out smog; Wherein drawing mechanism has first and extracts out mouthful with at least one and second extract out mouthful, wherein first extracts out mouthful and second extracts mouth layout relative to one another out.
Take described in the dependent claims measure, can realize the favourable improvement of smog remover of the present invention.
Utilization is arranged on the extraction mouth of the end of the eddy current that is produced, and can produce low-pressure area radially.Around this central low-pressure area, produce the stream of preferred tangential by flowing out mechanism.Superposeing around stream and towards the central stream of low-pressure area of tangential produces air-swirl, and this air-swirl automatically continues on the direction of extracting mouth out.The air-swirl that is produced can be taken away the smog that for example when cooking, produces, and it is carried certain distance.Fix the eddy current that constitutes by swirling eddy and smog in both sides to a certain extent through extracting mouth out thus.Produced following advantage in this case: undetected smog share or the smog share of overflowing obtain reducing.Improved the extraction effect of smog remover thus.The eddy current that is produced can be artificial small-sized cyclone at this.
Advantageously, flow out mechanism and have slot-shaped discharge nozzle, these slot-shaped discharge nozzles are towards the predetermined direction of rotation that is used to produce swirling eddy.At this also advantageously, the slot-shaped discharge nozzle that flows out mechanism under the installment state that flows out mechanism, all be close at least vertically towards or level towards.Can produce favourable swirling eddy thus, this swirling eddy is upright axis or horizontal rotational shaft to a certain extent.So utilization have horizontal low-pressure area that two drawing mechanisms of extracting out mouthful produce also vertically towards or level towards.
Adopt favourable mode extracting the edge that mouth is arranged on cooking area out, when culinary art, in this cooking area, produce smog.Can extract out by as close as possible cooking area thus; Make that the degree of stretch of the low-pressure area be used to produce miniature cyclone (eddy current) is less relatively; But can not limit cooking area, thereby the smog that when culinary art, in cooking area, produces is captured to a great extent or at least most ofly.
Equally advantageously, first extracts the top that mouth is arranged on cooking area out, and second extracts mouth out then is arranged on the cooking area below, when culinary art, in said cooking area, produces smog.Especially, can extract mouth to second out at this and be arranged between the cooking position, and/or be arranged on the centre of the kitchen range top that has a plurality of cooking positions, and/or be arranged on the centre of the glass ceramics kitchen range top.The kitchen range top or the glass ceramics kitchen range top, are extracted out so that can realize through suitably designing or remodeling at this.Especially, following extraction mouth can be provided with grid at this, and utilizes the bar bar of a plurality of grid-like layouts or otherwise partly blocked, and falls into so that prevent food etc.
But equally advantageously, first extracts first side that mouth is arranged on cooking area out, and second extracts second side relative with first side that mouth then is arranged on this cooking area out, when culinary art, in said cooking area, produces smog.Can extract air out in the both sides of cooking area thus, so that produce low-pressure area level or vertical.So, the eddy current that is produced at least almost horizontal towards, can take away and carry smog through this eddy current.This design has following advantage: extract mouthful height being set can meeting the application corresponding situation above the kitchen range top etc. out.Also can adopt variable just Height Adjustable design in case of necessity.
In addition at this advantageously, first extracts mouth out is arranged on the first crooked draft tube, and second extracts mouth out is arranged on the second crooked draft tube; First draft tube is suitably crooked; Making wins extracts mouth out towards cooking area, and second draft tube is suitably crooked, makes second to extract mouth out towards cooking area.In addition at this advantageously, first draft tube is to be close to the first L shaped draft tube at least, and second draft tube is to be close to the second L shaped draft tube at least.Can realize compact design thus, in view of the above, draft tube for example stretches out from working face at first straight up, and is crooked towards cooking area L-shapedly in the superincumbent then zone.
Advantageously, extract mouth out and be close at least that be arranged on can be by the end of swirling eddy with the eddy current of smog generation.Drawing mechanism preferably has two and extracts mouth out.But the extraction mouth more than two can be set also.
Description of drawings
The contrast accompanying drawing is at length introduced the preferred embodiments of the present invention in the explanation below, and in these accompanying drawings, corresponding parts indicate consistent Reference numeral.
Fig. 1 illustrates the smog remover according to first embodiment of the invention with the partial schematic stereogram; With
Fig. 2 illustrates the smog remover according to second embodiment of the invention with the partial schematic stereogram.
The specific embodiment
Fig. 1 illustrates the smog remover 1 according to first embodiment of the invention with the partial schematic stereogram.Smog remover 1 is especially for cooking stove 2, and said cooking stove can be electric stove 2 or lean on the cooking stove of combustion gas work.In this embodiment, cooking stove 2 has the kitchen range top 3, and this kitchen range top is provided with one or more cooking positions (Kochstelle) 4,5,6,7.The kitchen range top 3 for example is the glass ceramics kitchen range top 3.But smog remover 1 of the present invention also is applicable to other applicable cases, and it particularly can be used for barbecue position electricity or that lean on combustion gas work.
Smog remover 1 has drawing mechanism 8 and flows out mechanism 9.Be provided with housing 10 at this, in this housing, be integrated with the air blast of suitable design.Also have a draft tube 11 to be connected with housing 10.
Drawing mechanism 8 has first and extracts mouthful 15 and second an extraction mouth 16 out.Flow out the parts 17,18,19,20 that mechanism 9 has cylindricality, the parts of these cylindricalitys are connected with housing 10 in this embodiment.In this embodiment, cylindrical part 17 to 20 extends from housing 10 straight down.Cylindrical part 17 to 20 is provided with slot-shaped discharge nozzle 21,22.At this, in this view, can see the slot-shaped discharge nozzle 21,22 on the cylindrical part 18,19, simultaneously on cylindrical part 17,20, also be provided with slot-shaped discharge nozzle, but these discharge nozzles have been blocked in the figure, thereby not shown.At work, air flows out via the slot-shaped discharge nozzle 21,22 of cylindrical part 17 to 20, thereby produces a kind of air-flow of rotation.The air-flow of this rotation is superimposed with the low-pressure area that produces through drawing mechanism 8, produces the eddy current of the miniature cyclone form of a kind of manual work thus.
First extracts mouth 15 out is arranged on the bottom surface 23 of housing 10.Second extracts the centre that mouth 16 is arranged on the kitchen range top 3 out.At this, second extract out mouthfuls 16 on the plane of the kitchen range top 3 between cooking position 4 to 7.There is a suitable pipe to extract mouth 16 out and leads to ventilation blower etc. from second.This pipe also can lead to draft tube 11 at this.
Extract mouth 15,16 out toward each other for two.At this, extract mouth 15,16 out against each other.Between the bottom surface 23 and the kitchen range top 3, be provided with cooking area 24, during cooking in this cooking area, produce smog.Term " culinary art " should be done broad understanding at this, for example under the situation of barbecue mechanism, also comprises particularly meat of food roasting.Extract mouthfuls 15,16 thereby be in the edges of cooking area 24 out, promptly be in the above and below of cooking area 24 in this embodiment for two.
Be utilized in cooking area 24 tops central authorities extraction mouth 15 and the central authorities below cooking area 24 second extract mouthfuls 16 out, produce a kind of axial low-pressure area of central authorities, the normal vector of this low-pressure area perpendicular to the kitchen range top face 25 of the kitchen range top 3 towards.Around this central low-pressure area, by a kind of slipstream of slot-shaped discharge nozzle 21,22 generations of cylindrical part 17 to 20.The air-flow that this tangential circulation just rotates produces a kind of air-swirl with stream stack towards low-pressure area central authorities, and this air-swirl is extracted automatic connection on mouthfuls 15,16 the direction out at two.The air-swirl that is produced can be taken away the smog that when cooking, produces, and it is transported in two extraction mouths 15,16.Thereby can produce a kind of eddy current by the air-flow and the smog of rotation, this eddy current is being mingled with smog at least to a great extent, and via extracting mouth 15,16 out with its output.Extract mouth 15,16 out and be arranged on end by the eddy current of air-flow that rotates and smog generation.
Detect and export smog thus on the one hand reliably.In addition, utilize the flow phenomenon of miniature cyclone (eddy current), the appearance characteristics of smog as the culinary art mechanism that has smog remover 1.
With regard to the embodiment shown in Fig. 1, the slot-shaped discharge nozzle 21,22 on the cylindrical part 17 to 20 vertically towards.
Fig. 2 illustrates the smog remover 1 according to second embodiment of the invention with the partial schematic stereogram.In this embodiment, be provided with the cylindrical part 18,19 that flows out mechanism 9, these cylindrical parts interconnect and hang up through suitable structure 25.Send into air by rights at this.The slot-shaped discharge nozzle 21 of cylindrical part 18 straight down towards.The slot-shaped discharge nozzle 22 of cylindrical part 19 is flatly towards cylindrical part 18.This towards under the installment state of structure 25, producing at this.Under installment state, also confirmed the bottom surface 23 of structure 25, wherein the time in cooking area, produced smog in culinary art, 23 height upwards is restricted this cooking area in the bottom surface.Especially, the bottom surface 23 of structure 25 that has cylindrical part 18,19 is preferably apparently higher than the space at places such as pot during cooking.
In this embodiment, drawing mechanism 8 has two and extracts mouth 15,16 out, and from the user, these extract a left side and a right side that mouth is arranged in cooking area out.Extract mouth 15,16 out against each other at this, and toward each other.At this, realized on the one hand extracting out mouthfuls 15, the as far as possible little spacing between 16, when culinary art, can't limit the space of pot particularly etc. on the other hand.In this embodiment, the first extraction mouth 15 is arranged on the first crooked draft tube 26.Second extracts mouth 16 out is arranged on the second crooked draft tube 27.At this, upper area 28,29 bendings toward each other of two draft tubes 26,27.The upper area 28,29 of two draft tubes 26,27 thereby all towards cooking area 24 bendings.Two draft tubes the 26, the 27th, L shaped draft tube 26,27.At this, the lower area 30,31 of draft tube 26,27 is from extensions straight up such as working plates 32.Also can realize in case of necessity highly regulating, thereby two are extracted out mouthfuls 15,16 and can or just regulate downwards near the kitchen range top 3, otherwise near the bottom surface 23 of structure 25 just to adjusted.
In order to produce the air-flow of rotation, in this embodiment, from the user, also the back working plate 32 of the kitchen range top 3 is provided with another slot-shaped discharge nozzle 35.Slot-shaped discharge nozzle 35 this straight up towards.Slot-shaped discharge nozzle 35 thereby intimate at least towards cylindrical part 19.At work, flow out mechanism 9 and utilize slot-shaped discharge nozzle 21,22,35 to produce a kind of air-flow of rotation, this air-flow can be described as around horizontal rotational shaft in this embodiment.Additionally, on the left of drawing mechanism 8 is utilized in and right side is arranged near two extractions mouthful a kind of low-pressure areas radially, level of 15,16 generations the kitchen range top 3.Around this low-pressure area, produce the air-flow of rotation through flowing out mechanism 9.Tangential circulation (air-flow of rotation) produces a kind of air-swirl with stream stack towards low-pressure area central authorities, and this air-swirl is being extracted automatic connection on mouthfuls 15,16 the direction out.The air-swirl that is produced can be taken away the smog that when cooking, produces, and it is carried certain distance.Thereby produce a kind of eddy current in when culinary art by the air-flow and the smog of rotation, this eddy current is being mingled with smog at least to a great extent, and via drawing mechanism 8 with its output.
Utilize the flow phenomenon of miniature cyclone to realize detecting well smog thus.In addition, can be smog as appearance characteristics.Because two circular incisions that draft tube 26,27 for example passes on the working plate 32 are so the smog remover 1 of second embodiment also is applicable to multiple common cooking stove 2.Particularly need not the kitchen range top 3 is carried out adaptive adjustment.Slot-shaped discharge nozzle 35 also can adopt favourable mode to be embedded in the working plate 32 in the back of the kitchen range top 3.For example can set out a suitable otch in the rear end of working plate 32 for this reason.In addition, structure 25 can realize careful relatively (filigran) design, and it is than having to the obvious obstruct the view slightly of the common smog remover of the metal funnel of under shed etc.
The present invention is not limited to said embodiment.
Reference numerals list
1 smog remover
2 cooking stoves
3 kitchens range top
The 4-7 cooking position
8 drawing mechanisms
9 flow out mechanism
10 housings
11 draft tubes
15 first extract mouth out
16 second extract mouth out
The 17-20 cylindrical part
21,22 slot-shaped discharge nozzles
23 bottom surfaces
24 cooking areas
25 structures
26 first draft tubes
27 second draft tubes
28,29 upper areas
30,31 lower areas
32 working plates
35 slot-shaped discharge nozzles
Claims (10)
1. smog remover (1) especially for cooking stove; Have the drawing mechanism (8) that is used to extract out smog and be used to produce the outflow mechanism (9) of swirling eddy; It is characterized in that; Drawing mechanism (8) has first and extracts mouthful (15) and at least one second extraction mouthful (16) out, and first extraction mouthful (15) and second is extracted mouth (16) out and arranged relative to one another.
2. smog remover as claimed in claim 1 is characterized in that, flows out mechanism (9) and has slot-shaped discharge nozzle (17-20,35), and said slot-shaped discharge nozzle is towards the predetermined direction of rotation that is used to produce swirling eddy.
3. smog remover as claimed in claim 2 is characterized in that, the slot-shaped discharge nozzle (17-20,35) that flows out mechanism under the installment state that flows out mechanism (9), all be close at least vertically towards.
4. smog remover as claimed in claim 2 is characterized in that, the slot-shaped discharge nozzle (17-20,35) that flows out mechanism under the installment state that flows out mechanism (9) all at least almost horizontal towards.
5. like each described smog remover in the claim 1 to 4, it is characterized in that, extract the edge that mouthful (15,16) are arranged on cooking area out, when culinary art, in this cooking area, produce smog.
6. like each described smog remover in the claim 1 to 5; It is characterized in that; First extracts the top that mouthful (15) are arranged on cooking area (24) out, and second extracts the below that mouthful (16) then are arranged on cooking area (24) out, when culinary art, in said cooking area, produces smog.
7. smog remover as claimed in claim 6; It is characterized in that; Second extracts mouthful (16) out is arranged between the cooking position (4-7); And/or be close to the centre that is arranged on the kitchen range top (3) that has a plurality of cooking positions (4-7) at least, and/or be close to the centre that is arranged on the glass ceramics kitchen range top (3) at least.
8. like each described smog remover in the claim 1 to 5; It is characterized in that; First extracts first side that mouthful (15) are arranged on cooking area (24) out; Second extracts second side relative with first side that mouthful (16) then are arranged on this cooking area (24) out, when culinary art, in said cooking area, produces smog.
9. smog remover as claimed in claim 8; It is characterized in that first extracts mouthful (15) out is arranged on crooked first draft tube (26), second extracts mouthful (16) out is arranged on crooked second draft tube (27); First draft tube (26) is suitably crooked; Making wins extracts mouthful (15) out towards cooking area (24), and second draft tube (27) is suitably crooked, makes second to extract mouthful (16) out towards cooking area (24).
10. smog remover as claimed in claim 9 is characterized in that, first draft tube (26) is to be close to L shaped first draft tube (26) at least, and second draft tube (27) is to be close to L shaped second draft tube (27) at least.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010042726A DE102010042726A1 (en) | 2010-10-21 | 2010-10-21 | Vapor extraction device with a rotating air flow |
| DE102010042726.8 | 2010-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102563732A true CN102563732A (en) | 2012-07-11 |
| CN102563732B CN102563732B (en) | 2016-12-14 |
Family
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439964A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Extractor hood |
| CN106885277A (en) * | 2017-02-28 | 2017-06-23 | 滑铁卢计算流体力学工程咨询公司 | Oil smoke for smoke exhaust ventilator revolves acquisition means |
| TWI629437B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Range hood |
| TWI629438B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Kitchen cooking equipment with range hood |
| TWI629436B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Range hood and oil smoke collector thereof |
| CN109716037A (en) * | 2016-06-22 | 2019-05-03 | 国立大学法人名古屋工业大学 | Suction device and driving device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63123939A (en) * | 1986-11-12 | 1988-05-27 | Nippon Air Curtain Kk | Cooking range hood for artificial whirlwind mechanism |
| JPH01114649A (en) * | 1987-10-26 | 1989-05-08 | Matsushita Electric Works Ltd | Smoke disposal device for cooking |
| JPH02195139A (en) * | 1989-01-25 | 1990-08-01 | Seibu Electric Ind Co Ltd | Oven hood |
| JPH0861735A (en) * | 1994-08-16 | 1996-03-08 | Shin Nippon Kucho Kk | Artificial tornado type exhaust hood and operating method therefor |
| DE102004062863A1 (en) * | 2004-12-21 | 2006-07-06 | Sven Oetjen | Gaseous and gas containing fluids discharging device for building room, has openings arranged at distance, where distance and flow rate in openings are coordinated so that fluid turbulence is constant between openings without guiding unit |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63123939A (en) * | 1986-11-12 | 1988-05-27 | Nippon Air Curtain Kk | Cooking range hood for artificial whirlwind mechanism |
| JPH01114649A (en) * | 1987-10-26 | 1989-05-08 | Matsushita Electric Works Ltd | Smoke disposal device for cooking |
| JPH02195139A (en) * | 1989-01-25 | 1990-08-01 | Seibu Electric Ind Co Ltd | Oven hood |
| JPH0861735A (en) * | 1994-08-16 | 1996-03-08 | Shin Nippon Kucho Kk | Artificial tornado type exhaust hood and operating method therefor |
| DE102004062863A1 (en) * | 2004-12-21 | 2006-07-06 | Sven Oetjen | Gaseous and gas containing fluids discharging device for building room, has openings arranged at distance, where distance and flow rate in openings are coordinated so that fluid turbulence is constant between openings without guiding unit |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109716037A (en) * | 2016-06-22 | 2019-05-03 | 国立大学法人名古屋工业大学 | Suction device and driving device |
| CN106439964A (en) * | 2016-09-30 | 2017-02-22 | 宁波方太厨具有限公司 | Extractor hood |
| CN106439964B (en) * | 2016-09-30 | 2019-11-12 | 宁波方太厨具有限公司 | A kind of range hood |
| CN106885277A (en) * | 2017-02-28 | 2017-06-23 | 滑铁卢计算流体力学工程咨询公司 | Oil smoke for smoke exhaust ventilator revolves acquisition means |
| TWI629437B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Range hood |
| TWI629438B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Kitchen cooking equipment with range hood |
| TWI629436B (en) * | 2017-02-28 | 2018-07-11 | 滑鐵盧計算流體力學工程諮詢公司 | Range hood and oil smoke collector thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102010042726A1 (en) | 2012-04-26 |
| EP2444739A2 (en) | 2012-04-25 |
| EP2444739A3 (en) | 2017-11-15 |
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