CN111780178B - Range hood with vortex generating device - Google Patents
Range hood with vortex generating device Download PDFInfo
- Publication number
- CN111780178B CN111780178B CN202010514621.7A CN202010514621A CN111780178B CN 111780178 B CN111780178 B CN 111780178B CN 202010514621 A CN202010514621 A CN 202010514621A CN 111780178 B CN111780178 B CN 111780178B
- Authority
- CN
- China
- Prior art keywords
- range hood
- generating device
- vortex
- vortex generating
- airflow
- 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.)
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- 238000010411 cooking Methods 0.000 claims abstract description 15
- 239000000779 smoke Substances 0.000 abstract description 24
- 238000004401 flow injection analysis Methods 0.000 description 7
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 235000019504 cigarettes Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003517 fume Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- UFBJCMHMOXMLKC-UHFFFAOYSA-N 2,4-dinitrophenol Chemical compound OC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O UFBJCMHMOXMLKC-UHFFFAOYSA-N 0.000 description 1
- 201000004384 Alopecia Diseases 0.000 description 1
- FMMWHPNWAFZXNH-UHFFFAOYSA-N Benz[a]pyrene Chemical compound C1=C2C3=CC=CC=C3C=C(C=C3)C2=C2C3=CC=CC2=C1 FMMWHPNWAFZXNH-UHFFFAOYSA-N 0.000 description 1
- 231100000360 alopecia Toxicity 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000000987 immune system Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 230000000869 mutational effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Images
Classifications
-
- 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
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/002—Influencing flow of fluids by influencing the boundary layer
- F15D1/0025—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply
- F15D1/0055—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising apertures in the surface, through which fluid is withdrawn from or injected into the flow
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/002—Influencing flow of fluids by influencing the boundary layer
- F15D1/0025—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply
- F15D1/006—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising moving surfaces, wherein the surface, or at least a portion thereof is moved or deformed by the fluid flow
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a range hood with a vortex generating device, which comprises a range hood, wherein the range hood is arranged above a cooking bench and comprises a range hood main body and a fan assembly arranged in the range hood main body, the vortex generating devices are respectively arranged on two sides below the range hood, airflow jetting devices are respectively arranged on two sides above the cooking bench, a nozzle of each airflow jetting device faces to the inner side of the cooking bench and can jet airflow with a certain speed, and the airflow jetted by the airflow jetting devices forms a vortex on the outer surface of the vortex generating device under the action of the range hood, so that the range hood can efficiently exhaust oil smoke in a kitchen, and the use experience of a user can be improved.
Description
Technical Field
The invention relates to the technical field of kitchen electricity, in particular to a range hood with a vortex generating device.
Background
In the related art, wind pressure and noise are the core indexes of the range hood. Consumers generally consider that the greatest requirements of purchasing range hoods are that the suction force is large and the oil fume suction effect is good.
The oil smoke contains about 300 harmful substances, wherein the harmful substances comprise dinitrophenol and benzopyrene which are lung carcinogenic substances, the human tissues are easy to be diseased after the oil smoke is inhaled for a long time, the oil smoke is attached to the skin and can influence the normal respiration of the skin, the skin becomes loose and inelastic, is full of wrinkles, is dark and rough, has long spots and is easier to be fattened after a long time, and the reason why the skin of some women who cook meals frequently gradually loses luster is also why. The oil smoke not only can affect the face of people, but also can damage the immune system in the body, and can cause alopecia in different degrees.
Numerous studies have shown that people exposed to cooking fumes for a long period of time have a higher probability of suffering from respiratory diseases than long-term smokers and also cause various mutational symptoms. Therefore, the harm of the oil smoke to the body cannot be ignored.
The existing range hoods on the market generally have the problems of small suction force, unclean oil smoke suction, low smoking efficiency and the like. Therefore, how to quickly exhaust the oil smoke in the kitchen becomes a difficult point to be put in front of the designer of the range hood.
Disclosure of Invention
The invention aims to solve at least one of the problems in the prior art to a certain extent, and therefore the invention provides the range hood with the vortex generating device, which can efficiently exhaust oil smoke in a kitchen and is beneficial to improving the use experience of a user.
The above purpose is realized by the following technical scheme:
the utility model provides a take vortex generating device's range hood, includes range hood, range hood sets up in the top of a kitchen range, range hood include the cigarette machine main part with set up in fan subassembly in the cigarette machine main part the below both sides of range hood are provided with vortex generating device respectively the top both sides of top of a kitchen range are provided with air current injection apparatus respectively, air current injection apparatus's spout orientation the inboard of top of a kitchen range and the air current of jettable certain speed, warp air current injection apparatus spun air current is in under range hood's the effect vortex generating device's surface forms the vortex.
In some embodiments, the vortex generating device is provided with air outlet holes at intervals on the outer side surface of the vortex generating device, and air inlet holes at intervals on the inner side surface of the vortex generating device.
In some embodiments, an airflow straightening baffle is disposed at the air outlet to move the airflow up the outer surface of the vortex generating device when at the air outlet.
In some embodiments, an airflow straightening baffle is provided at the air inlet to move the airflow downwardly along the outer surface of the vortex generating device when at the air inlet.
In some embodiments, a circulation fan is provided within the vortex generating device.
In some embodiments, an air inlet channel and an air outlet channel are disposed in the vortex flow generating device, wherein two ends of the air inlet channel are respectively communicated with the air inlet hole and the circulating fan, and two ends of the air outlet channel are respectively communicated with the air outlet hole and the circulating fan.
In some embodiments, the vortex generating device is cobblestone shaped.
In some embodiments, the gas flow injection device includes 2 gas flow injection devices, each of which is provided at a diagonal position of the cooktop.
Compared with the prior art, the invention at least comprises the following beneficial effects:
1. the invention provides a range hood with a vortex generating device, which can obviously improve the smoke suction and collection efficiency of the range hood, can efficiently exhaust oil smoke in a kitchen and is beneficial to improving the use experience of a user.
Drawings
FIG. 1 is a perspective view of a range hood with a vortex generating device in an embodiment;
FIG. 2 is a schematic flow diagram of the range hood with a vortex generating device in the embodiment;
FIG. 3 is a schematic structural view of a vortex generating device according to an embodiment.
Detailed Description
The present invention is illustrated by the following examples, but the present invention is not limited to these examples. Modifications to the embodiments of the invention or equivalent substitutions of parts of technical features without departing from the spirit of the invention are intended to be covered by the scope of the claims of the invention.
The first embodiment is as follows: as shown in fig. 1, fig. 2 and fig. 3, the present embodiment provides a range hood with a vortex generating device, including a range hood 1, the range hood 1 is disposed above a cooking bench 2, the range hood 1 includes a range hood main body and a fan assembly disposed in the range hood main body, the vortex generating devices 3 are respectively disposed on two sides of the lower portion of the range hood 1, airflow spraying devices 4 are respectively disposed on two sides of the upper portion of the cooking bench 2, a nozzle 40 of the airflow spraying device 4 faces the inner side of the cooking bench 2 and can spray airflow at a certain speed, and the airflow sprayed by the airflow spraying devices 4 forms a vortex on the outer surface of the vortex generating device 3 under the effect of the range hood 1.
The embodiment provides a take vortex generating device's range hood, and it can show the smoking that improves range hood and hold together cigarette efficiency to can high-efficiently arrange the oil smoke in the kitchen, do benefit to the market competition who improves user's use experience and promotion product.
Specifically, as shown in fig. 2, by the vortex generating device 3 and the airflow injection device 4, the airflow flowing structure shown in fig. 2 can be realized, and in addition, the suction force of the range hood 1 can generate the rotary suction flow field shown in fig. 2, so that the smoke collecting efficiency of the range hood is improved, and the oil smoke in the kitchen can be efficiently discharged. As shown in fig. 2, the air flow ejected from the air flow ejection device 4 forms a planar vortex on the upper surface of the cooking bench 2, and then the air flow ejected from the air flow ejection device 4 forms a vortex on the outer surface of the vortex generation device 3 under the action of the range hood 1, i.e. a singular vortex ring or a separation vortex is formed, and the vortex moves to the lower part of the outer side of the cooking bench 2 to form a downward vortex when flowing through the outer side of the vortex generation device 3. In addition, under the action of the suction force of the range hood 1 and the vortexes at the two sides, a central vortex tube is generated between the vortex generating devices 3 at the two sides. The rotary suction flow field is generated by the airflow flow, so that the smoke suction and collection efficiency of the range hood is improved, and the oil smoke in a kitchen is efficiently discharged.
Further, air outlet holes 301 are provided at intervals on the outer side surface of the vortex flow generating device 3, and air inlet holes 302 are provided at intervals on the inner side surface of the vortex flow generating device 3. Therefore, the airflow enters the vortex generating device 3 from the inner side surface of the vortex generating device 3, then flows out of the vortex generating device 3 from the outer side surface of the vortex generating device 3, and further moves along the outer surface of the vortex generating device 3 better to form a vortex, so that the purposes of improving the smoke collection efficiency of the range hood and efficiently exhausting oil smoke in a kitchen are achieved.
Furthermore, an airflow rectification baffle plate 5 is arranged at the air outlet 301, so that the airflow moves upwards along the outer surface of the vortex generating device 3 when the air outlet 301 is positioned, and an airflow rectification baffle plate 5 is arranged at the air inlet 302, so that the airflow moves downwards along the outer surface of the vortex generating device 3 when the air inlet 302 is positioned, so that the airflow can better move along the outer surface of the vortex generating device 3 and form a vortex, and the purposes of improving the smoke gathering efficiency of the range hood and efficiently exhausting the oil smoke in a kitchen are achieved.
In the present embodiment, a circulation fan 6 is provided in the vortex flow generating device 3. Further, an air inlet channel 303 and an air outlet channel 304 are arranged in the vortex flow generating device 3, wherein two ends of the air inlet channel 303 are respectively communicated with the air inlet hole 302 and the circulating fan 6, and two ends of the air outlet channel 304 are respectively communicated with the air outlet hole 301 and the circulating fan 6. Therefore, the airflow enters the vortex generating device 3 from the inner side surface of the vortex generating device 3, then flows out of the vortex generating device 3 from the outer side surface of the vortex generating device 3, and further moves along the outer surface of the vortex generating device 3 better to form a vortex, so that the purposes of improving the smoke collection efficiency of the range hood and efficiently exhausting oil smoke in a kitchen are achieved.
In the present embodiment, the number of the air inlet channels 303 corresponds to the number of the air inlet holes 302, the number of the air outlet channels 304 corresponds to the number of the air outlet holes 301, each air inlet channel 303 communicates the corresponding air inlet hole 302 with the circulating fan 6, and each air outlet channel 304 communicates the corresponding air outlet hole 301 with the circulating fan 6.
Preferably, the vortex generating device 3 is cobblestone-shaped, and has simple structure, reasonable design and skillful design, and the shape can absorb surface airflow and prevent the airflow from separating from the outer surface of the vortex generating device 3, so that the airflow can better move along the outer surface of the vortex generating device 3 and form a vortex, and the purposes of improving the smoke collection efficiency of the range hood and efficiently exhausting the oil smoke in a kitchen are achieved.
Further, the number of the air flow injection devices 4 is 2, the air flow injection devices 4 are respectively arranged at the diagonal positions of the cooking bench 2, and the air flow injection devices 4 are positioned below the vortex flow generation device 3, so that the air flow injected by the air flow injection devices 4 forms a plane vortex flow on the upper surface of the cooking bench 2, and then the air flow injected by the air flow injection devices 4 forms a vortex flow on the outer surface of the vortex flow generation device 3 under the action of the range hood 1, namely a singular vortex ring or a separation vortex is formed.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (8)
1. A range hood with a vortex generating device comprises a range hood (1), wherein the range hood (1) is arranged above a cooking bench (2), the range hood (1) comprises a range hood main body and a fan assembly arranged in the range hood main body, and is characterized in that vortex generating devices (3) are respectively arranged on two sides below the range hood (1), airflow jetting devices (4) are respectively arranged on two sides above the cooking bench (2), a nozzle (40) of each airflow jetting device (4) faces towards the inner side of the cooking bench (2) and can jet airflow with a certain speed, and the airflow jetted by the airflow jetting devices (4) forms vortex on the outer surface of the vortex generating devices (3) under the action of the range hood (1),
and a central vortex tube is generated between the vortex generating devices (3) at the two sides under the action of the suction force of the range hood (1) and the vortices at the two sides.
2. The range hood with the vortex flow generating device according to claim 1, wherein air outlet holes (301) are arranged on the outer side surface of the vortex flow generating device (3) at intervals, and air inlet holes (302) are arranged on the inner side surface of the vortex flow generating device (3) at intervals.
3. The range hood with the vortex generating device according to claim 2, wherein an airflow rectifying baffle (5) is arranged at the air outlet hole (301) so that the airflow moves upwards along the outer surface of the vortex generating device (3) when flowing at the air outlet hole (301).
4. A range hood with vortex generating device according to claim 3, characterized in that an airflow rectifying baffle (5) is arranged at the air inlet hole (302) to make the airflow move downwards along the outer surface of the vortex generating device (3) when the airflow is at the air inlet hole (302).
5. A range hood with vortex generating device according to claim 2, 3 or 4, characterized in that a circulating fan (6) is arranged in the vortex generating device (3).
6. The range hood with the vortex generating device according to claim 5, wherein an air inlet channel (303) and an air outlet channel (304) are arranged in the vortex generating device (3), wherein two ends of the air inlet channel (303) are respectively communicated with the air inlet hole (302) and the circulating fan (6), and two ends of the air outlet channel (304) are respectively communicated with the air outlet hole (301) and the circulating fan (6).
7. A range hood with a vortex generating device according to any one of claims 1 to 4, characterized in that the vortex generating device (3) is cobblestone shaped.
8. The range hood with vortex generating device according to any of claims 1 to 4, wherein the number of the air jet devices (4) is 2, and the air jet devices are respectively arranged on the opposite corners of the cooking bench (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010514621.7A CN111780178B (en) | 2020-06-08 | 2020-06-08 | Range hood with vortex generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010514621.7A CN111780178B (en) | 2020-06-08 | 2020-06-08 | Range hood with vortex generating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111780178A CN111780178A (en) | 2020-10-16 |
| CN111780178B true CN111780178B (en) | 2022-07-05 |
Family
ID=72753582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010514621.7A Active CN111780178B (en) | 2020-06-08 | 2020-06-08 | Range hood with vortex generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111780178B (en) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3138955B2 (en) * | 1995-09-07 | 2001-02-26 | サンウエーブ工業株式会社 | Exhaust structure around heating equipment |
| JP3943358B2 (en) * | 2001-09-21 | 2007-07-11 | 富士工業株式会社 | Range hood fan |
| JP3906093B2 (en) * | 2002-02-08 | 2007-04-18 | 富士工業株式会社 | Range hood fan |
| CA2536332A1 (en) * | 2003-08-13 | 2005-03-03 | Halton Company | Exhaust hood enhanced by configuration of flow jets |
| CN1828150A (en) * | 2006-01-16 | 2006-09-06 | 吕才树 | Oil smoke-expelling utensil capable of forming spirally- ascending air current |
| CN101301931A (en) * | 2008-04-28 | 2008-11-12 | 全力 | Method and apparatus for manufacturing compound vortex and compound vortex aerocraft |
| EP2175204A1 (en) * | 2008-10-09 | 2010-04-14 | Rong Fung Huang | Pollutant removing device and oblique single air curtain range hood using the device |
| EP2196738B1 (en) * | 2008-12-10 | 2013-10-23 | Electrolux Home Products Corporation N.V. | Suction hood |
| DE102009030220A1 (en) * | 2009-06-23 | 2010-12-30 | Udo Berling | Hood |
| CN102434899A (en) * | 2011-10-23 | 2012-05-02 | 陈赞明 | Fan blade-free jet type vortex range hood |
| JP6386742B2 (en) * | 2014-02-17 | 2018-09-05 | 株式会社Ｌｉｘｉｌ | Range food |
| AU2016413952B2 (en) * | 2016-07-07 | 2022-12-22 | B.S. Service S.R.L. | Kitchen extractor hood with vortex flow |
| KR102059802B1 (en) * | 2019-05-24 | 2019-12-27 | 주식회사 토네이도시스템즈 | Range hood with vortex fan |
| CN110375343A (en) * | 2019-06-06 | 2019-10-25 | 华帝股份有限公司 | Fume exhaust fan |
| CN110887088B (en) * | 2019-12-13 | 2021-10-26 | 佛山市顺德区美的洗涤电器制造有限公司 | Filtering component and oil smoke purifier |
-
2020
- 2020-06-08 CN CN202010514621.7A patent/CN111780178B/en active Active
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| Publication number | Publication date |
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| CN111780178A (en) | 2020-10-16 |
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