WO2015027582A1 - 吸油烟机 - Google Patents
吸油烟机 Download PDFInfo
- Publication number
- WO2015027582A1 WO2015027582A1 PCT/CN2013/087519 CN2013087519W WO2015027582A1 WO 2015027582 A1 WO2015027582 A1 WO 2015027582A1 CN 2013087519 W CN2013087519 W CN 2013087519W WO 2015027582 A1 WO2015027582 A1 WO 2015027582A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nozzle
- impeller
- range hood
- deflector
- hood according
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 9
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 239000000306 component Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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
- F24C15/2057—Removing cooking fumes using a cleaning liquid
Definitions
- the present invention relates to a range hood, and in particular to a range hood having a cleaning function. Background technique
- Range hoods are widely used household appliances. After a period of use, they absorb a lot of oil on the impeller of the range hood, so they need to be cleaned frequently. In the related art, the cleaning system of the range hood has a poor cleaning effect, and the residual oil stain affects the operation of the range hood, and there is an improved demand. Summary of the invention
- the impeller is the core component of the range hood, and the accuracy of the impeller is one of the key factors affecting the performance of the impeller.
- the vibration caused by the impeller imbalance during the rotation of the impeller is small, the noise caused by the vibration is small, the life of the bearing is prolonged, and the oil fume is improved. Machine performance.
- the oil is adsorbed on the impeller and fouled, and gradually thickened. Especially when part of the oil falls off under the action of centrifugal force and vibration, the balance of the impeller is destroyed and vibration is caused.
- the impeller after each operation of the range hood, the impeller will always reach a balanced static state at a certain fixed position due to its own weight. In other words, for each range hood, the impeller is at the lowest position. stable. Therefore, the dirt accumulated at the lowermost impeller portion is more concentrated than the other parts of the impeller, so the cleaning impeller is in the lowest position of the oil in the equilibrium state, improving the balance state of the impeller and improving the performance of the range hood. Significant effect.
- an object of the present invention is to provide a range hood which is capable of automatically cleaning an impeller so that the impeller has a high dynamic balance accuracy, thereby having the advantages of low noise, long service life, and reliable performance.
- the present invention provides a range hood, the range hood comprising: a casing; a fan volute assembly, the fan volute assembly being mounted on the casing and including an impeller having blades; a device, the cleaning device is mounted on the casing, the cleaning device has a nozzle, the nozzle has a spray hole, and the nozzle is located in the inner cavity of the impeller to clean a portion at a lowest position blade.
- a range hood according to an embodiment of the present invention can use the nozzle to clean a portion of the blade at the lowest position on the impeller by providing the cleaning device having the nozzle. Moreover, the range hood can also cause the nozzle to clean the entire inner cavity of the impeller by rotating the impeller. In other words, the range hood is not only The portion of the impeller that is most contaminated can be cleaned and the entire interior of the impeller can be cleaned. Therefore, the dynamic balance state of the impeller can be effectively improved, the dynamic balance precision of the impeller can be improved, and the vibration of the impeller can be greatly reduced, thereby reducing the noise of the range hood and extending the noise of the range hood. The service life of the range hood is improved, and the performance of the range hood is improved. Therefore, the range hood according to the embodiment of the present invention has the advantages of being capable of automatic cleaning, low noise, long service life, and reliable performance.
- the range hood according to the above embodiment of the present invention may further have the following additional technical features:
- the nozzle is disposed adjacent to a lowermost position of the impeller. This facilitates cleaning of the portion of the blade at the lowest position of the nozzle.
- the orifices comprise a plurality of sets, the plurality of sets of orifices being spaced apart along the axial direction of the nozzle. Thereby, the axial cleaning range of the nozzle to the impeller can be increased.
- each set of orifices includes: a central orifice and a biasing orifice disposed on each side of the central orifice.
- the opening direction of the central injection hole faces downward, and the angle between the opening direction of the offset injection hole and the opening direction of the central injection hole is between 20-60 degrees. . This enhances the uniformity of cleaning of the most fouled blades on the impeller by each set of orifices.
- each set of orifices is three and the three orifices are arranged in a triangular shape. This ensures the spray area and spray pressure of each set of orifices.
- the fan volute assembly further includes: a baffle, the baffle is installed in the casing, the baffle is provided with a smoke port; the volute, the a volute is mounted on a rear surface of the baffle, the impeller is mounted in the volute; a motor, the motor is mounted on the volute and is drivingly connected to the impeller; a condensing plate, the A condensing plate is disposed in front of the deflector and spaced apart from the deflector; an oil net, the oil net is installed at the mouth of the smoke.
- the nozzle is fastened to the deflector by a clip, and the deflector is provided with a nozzle through hole, and the nozzle passes through the nozzle through hole Extending into the inner cavity of the impeller. This can improve the cleaning effect of the nozzle on the impeller.
- the cleaning process of the range hood includes at least two sets of program settings: one of the sections is the impeller, the cleaning apparatus is activated; the other section is the impeller rotation, the cleaning apparatus start up. This allows the nozzle to be cleaned only for the blade with the most accumulated dirt, or the nozzle can be cleaned of the entire lumen of the impeller.
- the cleaning device further includes: a steam generator, the nozzle is connected to an outlet of the steam generator; a water source, the water source is connected to an inlet of the steam generator; The water pump is disposed between the water source and an inlet of the steam generator.
- FIG. 1 is an exploded view of a range hood according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view of a range hood in accordance with an embodiment of the present invention.
- FIG. 3 is a schematic view showing the structure of a range hood after hiding a condensing plate according to an embodiment of the present invention.
- FIG. 4 is a schematic structural view of a nozzle of a range hood according to an embodiment of the present invention.
- Reference numerals range hood 1, casing 100, fan volute assembly 200, impeller 210, deflector 220, clip 221, nozzle through hole 222, volute 230, motor 240, condensing plate 250, oil net 260.
- a range hood 1 according to an embodiment of the present invention includes a cabinet 100, a fan volute assembly 200, and a cleaning device 300.
- the fan volute assembly 200 is mounted on the casing 100 and the fan volute assembly 200 includes an impeller 210 having blades.
- the cleaning device 300 is mounted on the casing 100.
- the cleaning device 300 has a nozzle 310 having a nozzle hole.
- the nozzle 310 is located in the inner cavity of the impeller 210 to clean a portion of the blade at the lowest position (Fig. 1 - Fig. 3).
- the arrow A in the middle is shown in the up and down direction).
- the range hood 1 can clean a part of the blade at the lowest position on the impeller 210 by means of the nozzle 310 by providing the cleaning device 300 having the nozzle 310. Further, the range hood 1 can also cause the nozzle 310 to clean the entire inner cavity of the impeller 210 by rotating the impeller 210. In other words, the range hood 1 can not only clean the portion of the impeller 210 that has the most dirt, but also clean the entire inner cavity of the impeller 210.
- the dynamic balance state of the impeller 210 can be effectively improved, the dynamic balance precision of the impeller 210 can be improved, and the vibration of the impeller 210 can be greatly reduced, thereby reducing the noise of the range hood 1 and extending the range hood 1
- the service life and the performance of the range hood 1 are improved. Therefore, the range hood 1 according to the embodiment of the present invention has the advantages of being capable of automatic cleaning, low noise, long service life, and reliable performance.
- the cleaning process of the range hood 1 can include at least two sets of program settings.
- One of the sections is: The impeller 210 is stationary, the cleaning device 300 is activated, and the nozzle 310 cleans only a portion of the blade at the lowest point on the impeller 210, that is, the nozzle 310 can be cleaned only for the blade with the most accumulated dirt.
- the other section is: The impeller 210 rotates, clear The washing device 300 is activated, and the nozzle 310 cleans the entire inner cavity of the impeller 210.
- the nozzle 310 in order to facilitate the nozzle 310 to clean a portion of the blade at the lowest position, the nozzle 310 can be disposed adjacent to the lowest position of the impeller 210 to shorten the nozzle hole on the nozzle 310 and the lowest position on the impeller 210. The distance between the blades.
- Figure 4 shows a range hood 1 in accordance with an embodiment of the present invention.
- the orifices on the nozzle 310 may include a plurality of sets, and the plurality of sets of orifices may be spaced apart along the axial direction of the nozzle 310. Thereby, the axial cleaning range of the nozzle 310 to the impeller 210 can be increased.
- each set of orifices may include a central orifice 311 and offset orifices 312 respectively disposed on opposite sides of the central orifice 311.
- each set of orifices may include a central orifice 311 and at least two offset orifices 312, which may be respectively disposed on the left and right sides of the central orifice 311 (arrows in FIGS. 1 and 3) C is shown in the left and right direction).
- the opening direction of the central injection hole 311 may face directly downward, and the angle between the opening direction of the offset injection hole 312 and the opening direction of the central injection hole 311 may be between 20-60 degrees. . That is, the central axis of the offset orifice 312 may be at an angle of 20-60 degrees to the central axis of the central orifice 311. Therefore, the central nozzle hole 311 can face the blade at the bottom, and the offset nozzle hole 312 can be respectively aligned with the other blades on both sides of the lowermost blade, thereby increasing the dirt on each of the nozzle holes to the impeller 210. The uniformity of the cleaning of the blades.
- each set of orifices may be three, and the three orifices may be arranged in a triangular shape.
- each set of orifices may include a central orifice 311 and two offset orifices 312, one central orifice 311 and two offset orifices 312 may be located at three vertices of a triangle, respectively. More preferably, the triangle is an isosceles triangle, the central orifice 311 may be located at the apex angle of the isosceles triangle, and the two offset orifices 312 may be respectively located at the two corners of the isosceles triangle . This ensures the spray area and spray pressure of each set of orifices.
- the fan volute assembly 200 can also include a baffle 220, a volute 230, a condensing plate 250, and an oil screen 260.
- the deflector 220 can be mounted in the casing 100, and the baffle 220 can be provided with a mouthpiece.
- the volute 230 may be mounted on the rear surface of the baffle 220 (the front and rear directions are indicated by an arrow B in Figs. 1 to 3), and the impeller 210 may be installed in the volute 230.
- Motor 240 can be mounted to volute 230 and motor 240 can be drivingly coupled to impeller 210.
- the condensing plate 250 may be disposed in front of the deflector 220 and the condensing plate 250 may be spaced apart from the deflector 220 in the front-rear direction.
- An oil screen 260 can be installed at the mouth of the mouth.
- the range hood 1 is assembled into the fan volute assembly 200 by providing the above components, which can not only realize the suction function of the fan volute assembly 200, but also can constitute a near suction type range hood, thereby making the range hood 1 in operation It's easier to keep it clean.
- the spout 310 can be secured to the baffle 220 by a clip 221 . Therefore, the nozzle 310 can be mounted and fixed on the deflector 220 by the clip 221 to improve the stability of the nozzle 310 on the deflector 220, thereby improving the cleaning effect of the nozzle 310 on the impeller 210.
- the deflector 220 may be provided with a nozzle through hole 222.
- the nozzle through hole 222 may be directly under the cigarette mouth, and the nozzle 310 may pass through the nozzle.
- the via 222 extends into the interior of the impeller 210. Since the other components of the cleaning device 300 are mounted in the casing 100, a nozzle through hole 222 is formed in the deflector 220 to facilitate the nozzle 310 to extend out of the deflector 220 to clean the impeller 210.
- the nozzle 310 can be bent upward 90 degrees and extended along the surface of the baffle 220 to the mouth of the nozzle after the nozzle 310 extends out of the nozzle through hole 222, and then the nozzle 310 is bent back 90 degrees again.
- the inner cavity of the impeller 210 is extended.
- the clip 221 may be disposed on a portion of the nozzle 310 between the nozzle through hole 222 and the mouthpiece.
- the cleaning apparatus 300 may further include a steam generator 320, a water source 330, and a water pump 340.
- the nozzle 310 can be connected to the outlet of the steam generator 320.
- a water source 330 can be coupled to the inlet of the steam generator 320.
- a water pump 340 can be provided between the water source 330 and the inlet of the steam generator 320.
- the water pump 340 sends the water in the water source 330 to the steam generator 320.
- the steam generator 320 heats the water into hot water and/or high temperature water vapor, and the nozzle 310 heats the water and/or the high temperature.
- the water vapor is sprayed onto a portion of the blades at the lowest position on the impeller 210 to effect cleaning of the impeller 210.
- the terms “installation”, “connected”, “connected”, “fixed” and the like are to be understood broadly, and may be either a fixed connection or a detachable connection, unless otherwise explicitly stated and defined. , or integrated; can be mechanical connection, or electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the internal communication of two elements or the interaction of two elements.
- installation can be understood by one of ordinary skill in the art based on the specific circumstances.
- the first feature may be “on” or “below” the second feature unless otherwise specifically stated and defined.
- the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium.
- the first feature "above”, “above” and “above” the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature.
- the first feature “below”, “below” and “below” the second feature may be that the first feature is directly below or below the second feature, or merely that the first feature level is less than the second feature.
- the description of the terms “one embodiment”, “some embodiments”, “example”, “specific example”, or “some examples” and the like means a specific feature described in connection with the embodiment or example.
- a structure, material or feature is included in at least one embodiment or example of the invention.
- the schematic representation of the above terms is not necessarily directed to the same embodiment or example.
- the particular features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. Further, various embodiments or examples described in this specification may be combined and combined by those skilled in the art.
Abstract
Description
Claims
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310377491.7A CN104421986B (zh) | 2013-08-26 | 2013-08-26 | 吸油烟机 |
CN201310377491.7 | 2013-08-26 | ||
CN201320524904.5U CN203454244U (zh) | 2013-08-26 | 2013-08-26 | 吸油烟机 |
CN201320524904.5 | 2013-08-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015027582A1 true WO2015027582A1 (zh) | 2015-03-05 |
Family
ID=52585469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2013/087519 WO2015027582A1 (zh) | 2013-08-26 | 2013-11-20 | 吸油烟机 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2015027582A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105750253A (zh) * | 2016-03-15 | 2016-07-13 | 广东美的厨房电器制造有限公司 | 蒸汽发生器及油烟机 |
CN111229689A (zh) * | 2020-02-10 | 2020-06-05 | 佛山市顺德区美的洗涤电器制造有限公司 | 清洗装置、家用电器和家用电器的控制方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5718219A (en) * | 1997-01-10 | 1998-02-17 | Boudreault; Jean-Pierre | Kitchen exhaust hood assembly |
JP2000153242A (ja) * | 1998-11-19 | 2000-06-06 | Fuji Kogyo Kk | 洗浄装置付きレンジフード |
WO2008047826A1 (fr) * | 2006-10-18 | 2008-04-24 | Panasonic Corporation | Hotte de cuisinière |
CN201589319U (zh) * | 2009-07-10 | 2010-09-22 | 美的集团有限公司 | 一种吸油烟机 |
CN201662122U (zh) * | 2010-01-05 | 2010-12-01 | 中山市优加电器有限公司 | 抽油烟机的蒸汽除油装置 |
WO2013027383A1 (ja) * | 2011-08-24 | 2013-02-28 | パナソニック株式会社 | レンジフード |
-
2013
- 2013-11-20 WO PCT/CN2013/087519 patent/WO2015027582A1/zh active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5718219A (en) * | 1997-01-10 | 1998-02-17 | Boudreault; Jean-Pierre | Kitchen exhaust hood assembly |
JP2000153242A (ja) * | 1998-11-19 | 2000-06-06 | Fuji Kogyo Kk | 洗浄装置付きレンジフード |
WO2008047826A1 (fr) * | 2006-10-18 | 2008-04-24 | Panasonic Corporation | Hotte de cuisinière |
CN201589319U (zh) * | 2009-07-10 | 2010-09-22 | 美的集团有限公司 | 一种吸油烟机 |
CN201662122U (zh) * | 2010-01-05 | 2010-12-01 | 中山市优加电器有限公司 | 抽油烟机的蒸汽除油装置 |
WO2013027383A1 (ja) * | 2011-08-24 | 2013-02-28 | パナソニック株式会社 | レンジフード |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105750253A (zh) * | 2016-03-15 | 2016-07-13 | 广东美的厨房电器制造有限公司 | 蒸汽发生器及油烟机 |
CN111229689A (zh) * | 2020-02-10 | 2020-06-05 | 佛山市顺德区美的洗涤电器制造有限公司 | 清洗装置、家用电器和家用电器的控制方法 |
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