CN113958985B - Fume exhaust fan - Google Patents
Fume exhaust fan Download PDFInfo
- Publication number
- CN113958985B CN113958985B CN202111292012.2A CN202111292012A CN113958985B CN 113958985 B CN113958985 B CN 113958985B CN 202111292012 A CN202111292012 A CN 202111292012A CN 113958985 B CN113958985 B CN 113958985B
- Authority
- CN
- China
- Prior art keywords
- oil
- shell
- blocking piece
- oil collecting
- blocking
- 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.)
- Active
Links
- 239000003517 fume Substances 0.000 title description 10
- 230000000903 blocking effect Effects 0.000 claims abstract description 66
- 239000000779 smoke Substances 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 4
- 230000004888 barrier function Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 abstract description 9
- 230000009471 action Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a range hood, which comprises a shell, a fan assembly, an oil collecting cup and a blocking piece, wherein an air flue is arranged in the shell, the shell is provided with a smoke outlet and a smoke outlet which are all communicated with the air flue, the fan assembly is arranged in the shell and positioned in the air flue, the oil collecting cup is connected with the shell and positioned below the shell, an oil collecting cavity of the oil collecting cup is communicated with the air flue, an oil drain port communicated with the oil collecting cavity is arranged on the oil collecting cup, a sealing cover capable of opening or blocking the oil drain port is arranged on the oil collecting cup, the blocking piece is flexible, the blocking piece is arranged on the inner side wall of the oil drain port, an oil outlet is arranged on the blocking piece, the area of the oil outlet of the blocking piece is increased due to stress deformation of the blocking piece, at the moment, the oil outlet area of the blocking piece is smaller, the oil dirt flows slowly and even can not flow out, the oil dirt gravity can drive the blocking piece to deform gradually and can keep the oil outlet area to increase gradually, the oil outlet rate is increased, and the range hood is convenient to use.
Description
Technical Field
The invention relates to the technical field of kitchens and bathrooms, in particular to a range hood.
Background
The existing range hood is generally provided with an oil collecting cup for collecting oil stains, a user needs to clean the oil stains in the oil collecting cup regularly, the oil collecting cup and a range hood shell can be detached from each other in the past, but in actual use, the oil stains are easy to leak in the detaching process and pollute a cooking bench, the range hood is inconvenient to use, a part of factories make the oil collecting cup and the range hood shell into an integrated structure, an oil drain port is arranged on the oil collecting cup, when the oil stains are cleaned, the user needs to take a garbage bag to place below the oil drain port, then the oil drain port is opened, so that the oil stains are dripped into the garbage bag, the use is relatively more convenient, but the user can open the oil drain port by mistake in the using or cleaning process, and the garbage bag is not accurately placed below the oil drain port at this moment, so that the oil stains can flow out instantly, and the user is troublesome.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the range hood, which can slow down the oil discharge rate at the beginning and is convenient for users to use.
According to an embodiment of the first aspect of the present invention, a range hood includes: the shell is internally provided with an air duct, and the shell is provided with a smoke outlet and a smoke outlet which are all communicated with the air duct; the fan assembly is arranged on the shell and is positioned in the air duct; the oil collecting cup is connected with the shell and is positioned below the shell, an oil collecting cavity of the oil collecting cup is communicated with the air duct, an oil drain port communicated with the oil collecting cavity is arranged on the oil collecting cup, and a sealing cover capable of opening or sealing the oil drain port is arranged on the oil collecting cup; the blocking piece is flexible, the blocking piece is arranged on the inner side wall of the oil drain port, an oil outlet is formed in the blocking piece, and the area of the oil outlet can be increased due to the fact that the blocking piece deforms under force.
The range hood provided by the embodiment of the invention has at least the following beneficial effects:
according to the range hood disclosed by the invention, when the sealing cover is not opened, the blocking piece cannot deform due to the gravity of oil stains because the sealing cover bears, the fan operates, oil fume enters the air duct from the fume exhaust port, part of the oil fume is discharged from the fume exhaust port, part of the oil fume is accumulated in the oil collecting cavity of the oil collecting cup, and when the sealing cover is opened, the oil outlet area of the blocking piece is smaller, the oil stains slowly flow out and even cannot flow out, so that even if a user unseals the sealing cover by mistake or does not put the garbage bag at a proper position when the sealing cover is opened, the oil stains cannot flow out at a larger flow rate, and after a period of time, the gravity of the oil stains can drive the blocking piece to deform gradually and can be maintained, the area of the oil outlet is gradually increased, and the oil discharging rate is increased.
According to some embodiments of the invention, the barrier is a flexible membrane.
According to some embodiments of the present invention, the blocking member includes a plurality of flexible blocking pieces circumferentially arranged around the oil drain port, the flexible blocking pieces are disposed on an inner side wall of the oil drain port, two adjacent flexible blocking pieces can be mutually clung to be spliced into the blocking member, and stress deformation of the flexible blocking pieces can enable the two adjacent flexible blocking pieces to be mutually separated.
According to some embodiments of the invention, the inner wall of the oil collecting chamber is provided with a guide to allow oil to flow towards the oil drain.
According to some embodiments of the invention, the inner wall of the oil collecting cavity is provided with a heating component.
According to some embodiments of the invention, an end surface of the cover facing the oil drain port is provided with an abutment member, and the abutment member can be pressed against the blocking member so as to reset the blocking member.
According to some embodiments of the invention, the cap is removably connected to the oil collection cup by a threaded structure.
According to some embodiments of the invention, the housing is movably provided with a shutter which can open or close the smoke evacuation port.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic perspective view of a smoke exhaust ventilator in a closed state according to an embodiment of the present invention;
fig. 2 is a schematic perspective view illustrating a state in which a smoke exhaust port of one embodiment of the range hood according to the present invention is opened;
FIG. 3 is a cross-sectional view of one embodiment of the range hood of the present invention;
fig. 4 is an enlarged schematic view of a portion a of the range hood according to one embodiment of the present invention in a closed state;
fig. 5 is an enlarged schematic view of a portion a of the range hood according to one embodiment of the present invention in an open state of an oil drain port in fig. 3;
fig. 6 is a schematic view of one embodiment of a barrier.
Reference numerals:
the air conditioner comprises a shell 100, an air duct 110, a smoke exhaust port 120, a smoke exhaust port 130, a fan assembly 200, an oil collecting cup 300, an oil collecting cavity 310, an oil drain port 320, a blocking piece 400, an oil outlet hole 410, a flexible blocking piece 420, a baffle 500, a guide part 600, a heating component 700, a sealing cover 800 and an abutting piece 810.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the orientation or positional relationship shown in the drawings, are merely for convenience of describing the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 to 6, a range hood according to an embodiment of the first aspect of the present invention includes a housing 100, a fan assembly 200, an oil collection cup 300, and a blocking member 400, wherein an air duct 110 is disposed in the housing 100, the housing 100 is provided with a smoke extraction port 120 and a smoke discharge port 130 both communicating with the air duct 110, the fan assembly 200 is disposed in the housing 100 and is located in the air duct 110, the oil collection cup 300 is connected with the housing 100 and is located below the housing 100, an oil collection cavity 310 of the oil collection cup 300 is communicated with the air duct 110, an oil drain port 320 communicating with the oil collection cavity 310 is disposed on the oil collection cup 300, a cover 800 capable of opening or blocking the oil drain port 320 is disposed on the oil collection cup 300, the blocking member 400 has flexibility, the blocking member 400 is disposed on an inner side wall of the oil drain port 320, an oil outlet hole 410 is disposed on the blocking member 400 is stressed and deformed so that an area of the oil outlet 410 can be increased.
The range hood can be a flat-mounted range hood, the smoke exhaust port 120 is located on the horizontal end face of the range hood, the range hood can also be an inclined range hood, the end face where the smoke exhaust port 120 is located is inclined relative to the horizontal plane, the shell 100 can adopt different specifications and shapes according to practical situations, the inside of the shell 100 is enclosed by plates to form the air duct 110, the fan assembly 200 can be selected from conventional components, the oil collecting cavity 310 is located below the air duct 110, and oil stains can drop into the oil collecting cavity 310 due to the action of gravity.
According to the range hood disclosed by the invention, when the sealing cover 800 is not opened, the blocking piece 400 cannot deform due to the gravity of oil stains due to the bearing of the sealing cover 800, the fan operates, the oil fume enters the air duct 110 from the smoke exhaust port 120, part of the oil fume is discharged from the smoke exhaust port 130, part of the oil fume is accumulated in the oil collecting cavity 310 of the oil collecting cup 300, when the sealing cover 800 is opened, the oil outlet 410 of the blocking piece 400 is small in area, the oil stains slowly flow out and even cannot flow out, so that even if a user mistakenly opens the sealing cover 800 or does not put a garbage bag at a proper position when opening the sealing cover 800, the oil stains cannot flow out at a larger flow rate, and after a period of time, the gravity of the oil stains can drive the blocking piece 400 to deform gradually and can keep, the area of the oil outlet 410 is gradually increased, the oil discharge rate is increased, and the range hood is convenient to use.
In some embodiments of the present invention, the housing 100 is movably provided with a shutter 500, and the shutter 500 can open or close the smoke extraction port 120, and when smoke is not being extracted, the shutter 500 can close the smoke extraction port 120, preventing external dust or foreign materials from entering the air duct 110.
Specifically, as shown in fig. 2 and 3, the baffle 500 is connected with the housing 100 through a guide rail structure, and the baffle 500 can translate relative to the housing 100 to open or close the smoke exhaust 120, so that the translation manner can relatively save space and is convenient to use.
In some embodiments of the present invention, the shutter 500 may be coupled to the housing 100 by a rotation shaft, and the shutter 500 may be turned with respect to the housing 100 to open or close the smoke exhaust port 120.
In some embodiments of the present invention, as shown in fig. 4 and 5, the blocking member 400 is a flexible membrane, and the flexible membrane is applied by the gravity of the oil stain, and is recessed and maintained at the oil outlet 410, so that the area of the oil outlet 410 is increased, specifically, the flexible membrane may be formed by flexible metal, high polymer, etc., and the manufacturer can correspondingly adjust the thickness of the flexible membrane, so that the oil stain in the oil collecting cavity 310 can cause the flexible membrane to deform and adjust the deformation rate.
In some embodiments of the present invention, as shown in fig. 6, the blocking member 400 may include a plurality of flexible blocking pieces 420 circumferentially arranged around the oil drain port 320, the flexible blocking pieces 420 are disposed on an inner sidewall of the oil drain port 320, two adjacent flexible blocking pieces 420 can be closely attached to each other to be spliced into the blocking member 400, the flexible blocking pieces 420 are deformed by force so that the two adjacent flexible blocking pieces 420 are separated from each other, and similarly, the flexible blocking pieces 420 may be formed of flexible metal, high molecular polymer, etc., and the flexible blocking pieces are separated from each other and held by the gravity of oil stain, so that the area of the oil drain hole 410 may be increased.
In some embodiments of the present invention, as shown in fig. 3, 4, and 5, the inner wall of the oil collecting chamber 310 is provided with a guide 600 to allow oil to flow toward the oil drain port 320 so that oil dirt can smoothly flow out of the oil drain port 320 without being excessively accumulated in the oil collecting chamber 310.
Specifically, the guide portion 600 may be an inclined surface or an arc surface formed by an inner wall of the oil collecting chamber 310, so that the oil collecting chamber 310 is gradually narrowed toward the oil drain port 320, so that the oil stain flows toward the oil drain port 320.
In some embodiments of the present invention, the heating part 700 is provided on the inner wall of the oil collecting chamber 310, and when the range hood is applied to an environment with reduced temperature, oil stains may be condensed and not easily flow out of the oil drain port 320, and the heating part 700 may heat the oil stains, thereby melting the condensed oil stains.
Specifically, the heating member 700 may be a heating wire or a semiconductor sheet, or the like.
In some embodiments of the present invention, as shown in fig. 4, an end surface of the cover 800 facing the oil drain port 320 is provided with an abutting part 810, the abutting part 810 can abut against the blocking part 400 to reset the blocking part 400, after oil is drained, the blocking part 400 deforms to increase the area of the oil outlet 410, at this time, the blocking part 400 protrudes towards one side of the oil drain port 320 due to the action of the gravity of oil stains, and in order to recover the blocking function of oil stains when the oil drain port 320 is next drained, when a user installs the cover 800 to seal the oil drain port 320, the abutting part 810 can abut against the blocking part 400 to recover the blocking part 400, the oil outlet 410 recovers the original area, and the user does not need to apply force to the blocking part 400 to pollute the hands.
Specifically, the cover 800 is detachably connected to the oil collecting cup 300 through a screw structure, and the detachable connection may be achieved through a buckle or the like.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A range hood, comprising:
the shell is internally provided with an air duct, and the shell is provided with a smoke outlet and a smoke outlet which are all communicated with the air duct;
the fan assembly is arranged on the shell and is positioned in the air duct;
the oil collecting cup is connected with the shell and is positioned below the shell, an oil collecting cavity of the oil collecting cup is communicated with the air duct, an oil drain port communicated with the oil collecting cavity is arranged on the oil collecting cup, and a sealing cover capable of opening or sealing the oil drain port is arranged on the oil collecting cup;
the blocking piece is flexible, the blocking piece is arranged on the inner side wall of the oil drain port, an oil outlet is formed in the blocking piece, and the area of the oil outlet can be increased due to forced deformation of the blocking piece;
the blocking piece comprises a plurality of flexible blocking pieces circumferentially arranged around the oil drain opening, the flexible blocking pieces are arranged on the inner side wall of the oil drain opening, two adjacent flexible blocking pieces can be mutually clung to splice the blocking piece, and the flexible blocking pieces deform under stress to enable the two adjacent flexible blocking pieces to be mutually separated;
the end face, facing the oil drain port, of the sealing cover is provided with an abutting part, and the abutting part can be abutted against the blocking part so that the blocking part is reset.
2. A range hood according to claim 1, wherein: the barrier is a flexible membrane.
3. A range hood according to claim 1, wherein: the inner wall of the oil collecting cavity is provided with a guide part so that oil flows towards the oil drain port.
4. A range hood according to claim 1, wherein: the inner wall of the oil collecting cavity is provided with a heating component.
5. A range hood according to claim 1, wherein: the sealing cover is detachably connected with the oil collecting cup through a threaded structure.
6. A range hood according to claim 1, wherein: the shell is movably provided with a baffle, and the baffle can open or close the smoke extraction opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292012.2A CN113958985B (en) | 2021-11-02 | 2021-11-02 | Fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292012.2A CN113958985B (en) | 2021-11-02 | 2021-11-02 | Fume exhaust fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113958985A CN113958985A (en) | 2022-01-21 |
| CN113958985B true CN113958985B (en) | 2024-04-16 |
Family
ID=79469006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111292012.2A Active CN113958985B (en) | 2021-11-02 | 2021-11-02 | Fume exhaust fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113958985B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576672B (en) * | 2022-05-09 | 2022-08-16 | 杭州老板电器股份有限公司 | Range hood and control method thereof |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4457293A (en) * | 1981-05-04 | 1984-07-03 | Raytheon Company | Ventilated gas range with modular cooking units |
| CN201059651Y (en) * | 2006-12-22 | 2008-05-14 | 博西华电器（江苏）有限公司 | Oil collecting device and cooking fume exhauster equipping same |
| CN103832081A (en) * | 2014-03-21 | 2014-06-04 | 天津市滨海新区塘沽金朝阳印刷有限公司 | Ink leakage prevention ink box of ink-jet printer |
| CN205359343U (en) * | 2015-12-25 | 2016-07-06 | 彭东 | Resistance adjustable attenuator |
| CN205842796U (en) * | 2016-06-22 | 2016-12-28 | 浙江信利电器有限公司 | A kind of split type lower smoke exhaust |
| CN106895465A (en) * | 2017-01-27 | 2017-06-27 | 浙江欧意智能厨房股份有限公司 | A kind of lampblack absorber plate without dismantling and cleaning |
| CN209744453U (en) * | 2018-11-30 | 2019-12-06 | 九阳股份有限公司 | Fume exhaust fan |
| CN110594823A (en) * | 2019-09-20 | 2019-12-20 | 浙江帅康电气股份有限公司 | Oil storage device is exempted from to tear open in oil extraction and use device's lampblack absorber |
| CN212227143U (en) * | 2020-04-13 | 2020-12-25 | 中山百得厨卫有限公司 | Oil guide type range hood |
| CN212378035U (en) * | 2020-03-16 | 2021-01-19 | 宁波方太厨具有限公司 | Oil cup for range hood and range hood applying same |
| CN112361412A (en) * | 2020-12-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Smoke exhaust ventilator |
-
2021
- 2021-11-02 CN CN202111292012.2A patent/CN113958985B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4457293A (en) * | 1981-05-04 | 1984-07-03 | Raytheon Company | Ventilated gas range with modular cooking units |
| CN201059651Y (en) * | 2006-12-22 | 2008-05-14 | 博西华电器（江苏）有限公司 | Oil collecting device and cooking fume exhauster equipping same |
| CN103832081A (en) * | 2014-03-21 | 2014-06-04 | 天津市滨海新区塘沽金朝阳印刷有限公司 | Ink leakage prevention ink box of ink-jet printer |
| CN205359343U (en) * | 2015-12-25 | 2016-07-06 | 彭东 | Resistance adjustable attenuator |
| CN205842796U (en) * | 2016-06-22 | 2016-12-28 | 浙江信利电器有限公司 | A kind of split type lower smoke exhaust |
| CN106895465A (en) * | 2017-01-27 | 2017-06-27 | 浙江欧意智能厨房股份有限公司 | A kind of lampblack absorber plate without dismantling and cleaning |
| CN209744453U (en) * | 2018-11-30 | 2019-12-06 | 九阳股份有限公司 | Fume exhaust fan |
| CN110594823A (en) * | 2019-09-20 | 2019-12-20 | 浙江帅康电气股份有限公司 | Oil storage device is exempted from to tear open in oil extraction and use device's lampblack absorber |
| CN212378035U (en) * | 2020-03-16 | 2021-01-19 | 宁波方太厨具有限公司 | Oil cup for range hood and range hood applying same |
| CN212227143U (en) * | 2020-04-13 | 2020-12-25 | 中山百得厨卫有限公司 | Oil guide type range hood |
| CN112361412A (en) * | 2020-12-10 | 2021-02-12 | 珠海格力电器股份有限公司 | Smoke exhaust ventilator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113958985A (en) | 2022-01-21 |
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