CN111336559A - Range hood and oil stain cleaning method thereof - Google Patents
Range hood and oil stain cleaning method thereof Download PDFInfo
- Publication number
- CN111336559A CN111336559A CN202010147634.5A CN202010147634A CN111336559A CN 111336559 A CN111336559 A CN 111336559A CN 202010147634 A CN202010147634 A CN 202010147634A CN 111336559 A CN111336559 A CN 111336559A
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- filtering membrane
- range hood
- oil smoke
- membrane
- oil
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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
- F24C15/2035—Arrangement or mounting of filters
-
- 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
- F24C15/2021—Arrangement or mounting of control or safety systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention relates to the technical field of household appliances, in particular to a range hood and an oil stain cleaning method thereof. The range hood comprises a range hood main body, wherein a smoke inlet for absorbing oil smoke is formed in the range hood main body; the oil smoke filtering membrane is arranged on the range hood main body and covers the smoke inlet; and filtration membrane auto-change over device, install in the lampblack absorber main part, with the cooperation of oil smoke filtration membrane, a switching update for oil smoke filtration membrane, range hood is at the during operation, the oil smoke that gets into in the lampblack absorber main part can be adsorbed by oil smoke filtration membrane and filter, then get into the inside discharge of range hood again, the greasy dirt accumulates on oil smoke filtration membrane, and then range hood is after long-time the use, when handling accumulating the oil smoke, only need operate filtration membrane auto-change over device and switch over oil smoke filtration membrane, insert new oil smoke filtration membrane can, the user need not to wash the lampblack absorber main part in this in-process, the convenience that has brought for user's use.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a range hood and an oil stain cleaning method thereof.
Background
At present, after a user uses a range hood on the market for a long time, oil stains can be accumulated on the surface and inside of the range hood, especially on a smoke guide plate of the range hood, a large amount of oil stains can be accumulated, the range hood needs to be cleaned regularly by the user, and inconvenience is brought to the user in use.
Disclosure of Invention
The invention mainly aims to provide a range hood and an oil stain cleaning method thereof, and aims to solve the problems that oil stains are accumulated on the surface of the range hood and the cleaning operation is inconvenient in the prior art.
In order to achieve the above object, the present invention provides a range hood, comprising:
the range hood comprises a range hood main body, wherein a smoke inlet for absorbing oil smoke is formed in the range hood main body;
the oil smoke filtering membrane is arranged on the range hood main body and covers the smoke inlet; and
and the filtering membrane switching device is installed on the range hood main body, is matched with the oil fume filtering membrane and is used for switching and updating the oil fume filtering membrane.
Further, the filtration membrane switching apparatus includes:
the first filtering membrane fixing wheel is rotatably arranged on one side of the range hood main body and is used for mounting an unused oil smoke filtering membrane;
the second filtering membrane fixing wheel is rotatably arranged on the other side of the range hood main body and used for installing the used oil smoke filtering membrane;
and the driving device drives the first filtering membrane fixing wheel and the second filtering membrane fixing wheel to rotate towards the same direction, and under the driving of the driving device, the oil smoke filtering membrane between the first filtering membrane fixing wheel and the second filtering membrane fixing wheel is switched from being used to being unused.
Further, the driving device is in transmission fit with the second filter membrane fixing wheel.
Further, the driving device comprises a motor and a rotating wheel matched with the motor, and the second filtering membrane fixing wheel is fixed on the rotating wheel.
Further, the motor is a stepping motor, and the rotating distance in the rotating period of the stepping motor is equal to the distance between the first filtering membrane fixing wheel and the second filtering membrane fixing wheel.
Further, the filtering membrane switching device further comprises a transmission wheel arranged between the first filtering membrane fixing wheel and the second filtering membrane fixing wheel.
Further, the lampblack absorber main part comprises a smoke guide plate, a filtering membrane switching device and the lampblack filtering membrane are installed on the smoke guide plate.
Further, the range hood comprises a pressure detection device arranged on the inner side of the oil fume filtering membrane and the outer side of the oil fume filtering membrane, and the pressure detection device is used for detecting the air pressure difference between the front side and the rear side of the oil fume filtering membrane.
Further, the range hood further comprises a position sensor for detecting the moving distance of the oil smoke filtering membrane.
The invention also provides a method for cleaning oil stain of a range hood, which uses the range hood and comprises the following steps:
acquiring a wind resistance pressure parameter of the oil fume filtering membrane;
comparing the wind resistance pressure parameter with a preset wind resistance pressure parameter;
judging whether the wind resistance pressure parameter exceeds the preset wind resistance pressure parameter or not;
if so, switching the oil smoke filtering membrane through the filtering membrane switching device;
if not, the oil smoke filtering membrane is continuously used.
Further, comprising:
acquiring position parameters of the oil smoke filtering membrane in the switching updating process;
judging whether the oil smoke filtering membrane moves in the switching and updating process;
if so, determining that the oil smoke filtering membrane is normally switched;
if not, the oil smoke filtering membrane is determined to be used up and needs to be replaced.
The technical scheme of the invention has the following advantages:
1. in the range hood provided by the invention, when the range hood works, oil smoke entering the range hood main body is firstly adsorbed and filtered by the oil smoke filtering membrane covering the smoke inlet and then enters the range hood to be discharged, oil stains are accumulated on the oil smoke filtering membrane, and after the range hood is used for a long time, when the accumulated oil smoke is treated, only the filtering membrane switching device needs to be operated to switch the oil smoke filtering membrane and a new oil smoke filtering membrane is accessed.
2. In the range hood provided by the invention, under the driving of the driving device, the oil smoke filtering membrane between the first filtering membrane fixing wheel and the second filtering membrane fixing wheel is switched from used to unused, the whole oil smoke filtering membrane switching process does not need a user to disassemble and install, and the convenience is further brought to the user for cleaning the oil smoke.
3. According to the method for cleaning the oil stain of the range hood, the range hood can automatically identify the oil smoke filtering condition of the oil smoke filtering membrane, and after more oil smoke is accumulated in the oil smoke filtering membrane, the relevant accumulated condition can be conveniently detected and the oil smoke filtering membrane can be timely replaced, so that the reliable operation of the range hood is ensured.
4. According to the oil stain cleaning method for the range hood, the range hood can automatically identify the using amount of the oil smoke filtering membrane, a user can conveniently replace the whole oil smoke filtering membrane after the oil smoke filtering membrane is used up, the reliable operation of the range hood is guaranteed, and the use and operation of the user are more convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts. In the drawings:
fig. 1 is a schematic front view of a range hood according to an embodiment of the present invention.
Fig. 2 is a schematic side view of the range hood shown in fig. 1.
Fig. 3 is a schematic flow structure diagram of a method for cleaning oil stains in the range hood shown in fig. 1.
Wherein the reference numerals in the above figures are:
10. a range hood main body; 20. a lampblack filtering membrane; 31. a first filter membrane fixing wheel; 32. a second filter membrane fixing wheel; 33. a rotating wheel; 34. a driving wheel; 35. a support belt.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 2, the range hood in this embodiment includes a range hood main body 10, the range hood main body 10 has a smoke inlet for absorbing smoke, and a smoke filtering membrane 20 is disposed on the range hood main body 10 and covers the smoke inlet; and filtration membrane auto-change over device, install on lampblack absorber main part 10, with the cooperation of oil smoke filtration membrane 20, a switching update for oil smoke filtration membrane 20, and adopt the range hood in this embodiment, range hood is at the during operation, the oil smoke that gets into in lampblack absorber main part 10 can adsorb the filtration through the oil smoke filtration membrane 20 that covers the inlet flue earlier, then get into the inside discharge of range hood, the greasy dirt accumulates on oil smoke filtration membrane 20, range hood is after long-time the use, when handling accumulating the oil smoke, the user only needs operation filtration membrane auto-change over device to switch oil smoke filtration membrane 20, insert new oil smoke filtration membrane 20 keep the oil smoke adsorption function can, the user need not to wash range hood main part 10 at this in-process, bring very big facility for user's use, user experience has.
Referring to fig. 2, after oil stains are accumulated on the oil fume filtering membrane 20 in the embodiment, the oil fume filtering membrane is switched and updated by the filtering membrane switching device, so that the oil fume adsorption function can be further ensured without cleaning operation by a user. Oil smoke filtration membrane 20 in this embodiment is flexible filtration membrane specifically, and specific filtration membrane auto-change over device includes: the first filtering membrane fixing wheel 31 is rotatably arranged on one side of the range hood main body 10 and used for installing the unused oil smoke filtering membrane 20, and the oil smoke filtering membrane 20 is wound on the first filtering membrane fixing wheel 31 in a specific circle; the second filtering membrane fixing wheel 32 is rotatably arranged on the other side of the range hood main body 10 and used for installing the used oil smoke filtering membrane 20, and the oil smoke filtering membrane 20 is wound on the second filtering membrane fixing wheel 32; and drive first filtration membrane fixed wheel 31 and second filtration membrane fixed wheel 32 towards the drive arrangement of same direction pivoted, under drive arrangement's drive, the oil smoke filtration membrane 20 between first filtration membrane fixed wheel 31 and the second filtration membrane fixed wheel 32 realizes switching from used to unused, and the installation operation need not dismantled by the user to whole oil smoke filtration membrane 20's switching process, further brings the facility for the user to the washing of oil smoke.
The oil smoke filtering membrane 20 in this embodiment can be made of the existing conventional non-woven fabric capable of filtering oil smoke.
Specifically, the soot filter membrane 20 in this embodiment is wound around the first filter membrane fixing wheel 31 and the second filter membrane fixing wheel 32, respectively.
The driving device in this embodiment is in transmission fit with the second filtering film fixing wheel 32, and when the driving device drives the second filtering film fixing wheel 32 to rotate, the first filtering film fixing wheel 31 is driven to rotate simultaneously.
The driving device in this embodiment specifically includes a motor, and a rotating wheel 33 engaged with the motor, the second filter membrane fixing wheel 32 is fixed on the rotating wheel 33, and the rotating wheel 33 is driven by the motor to rotate, so as to drive the second filter membrane fixing wheel 32 to rotate simultaneously.
The motor in this embodiment is preferably a stepping motor, the rotation distance in the rotation period of the stepping motor is equal to the distance between the first filtering membrane fixing wheel 31 and the second filtering membrane fixing wheel 32, when the oil smoke filtering membrane 20 of the range hood is switched, the switching of the oil smoke filtering membrane 20 can be realized only by operating the stepping motor in the driving device to drive for one period, and the range hood is suitable for the subsequent oil smoke sucking operation.
Preferably, the filter membrane switching device further comprises a transmission wheel 34 arranged between the first filter membrane fixing wheel 31 and the second filter membrane fixing wheel 32, so that the stability and reliability of the lampblack filter membrane 20 in the working and switching processes are ensured. The preferable filtering membrane switching device also comprises a supporting belt 35 arranged at the bottom of the oil smoke filtering membrane 20, so that the stability and reliability of the oil smoke filtering membrane 20 in the working and switching processes are further ensured, and the stability and reliability of the range hood in the working process are ensured.
The range hood main body 10 in the embodiment further comprises a smoke guide plate, and the filtering membrane switching device and the oil smoke filtering membrane 20 are specifically mounted and covered on the smoke guide plate, so that oil stains are reduced from being accumulated in the range hood, and the oil stains are also reduced from being accumulated on the smoke guide plate.
The range hood in this embodiment specifically includes pressure detection devices disposed inside the oil smoke filtering membrane 20 and outside the oil smoke filtering membrane 20, and is used for detecting a difference in air pressure before and after the oil smoke filtering membrane 20.
The range hood in this embodiment further includes a position sensor for detecting a moving distance of the oil smoke filter membrane 20.
As shown in fig. 3, the method for cleaning oil stain in a range hood in the embodiment uses the range hood as described above, and includes:
acquiring a wind resistance pressure parameter of the oil smoke filtering membrane 20;
comparing the wind resistance pressure parameter with a preset wind resistance pressure parameter;
judging whether the wind resistance pressure parameter exceeds a preset wind resistance pressure parameter or not;
if yes, the oil smoke filtering membrane 20 is switched through the filtering membrane switching device;
if not, the oil smoke filtering membrane 20 is continuously used.
By adopting the steps of the method, the range hood can automatically identify the filtering condition of the oil smoke filtering membrane 20 to the oil smoke, and after more oil smoke is accumulated in the oil smoke filtering membrane 20, the related accumulation condition can be conveniently detected and the oil smoke filtering membrane 20 can be replaced in time, so that the reliable operation of the range hood is ensured. The oil smoke filtering membrane 20 can be automatically and circularly updated in the process, so that the guide plate and the interior of the range hood are free of oil stains, and a user is free of cleaning the range hood.
The method for cleaning the oil stain of the range hood in the embodiment further comprises the following steps:
acquiring position parameters of the oil smoke filtering membrane 20 in the switching and updating process;
judging whether the oil smoke filtering membrane 20 moves in the switching and updating process;
if yes, the oil smoke filtering membrane 20 is determined to be normally switched;
if not, the oil smoke filter membrane 20 is determined to be used up and needs to be replaced.
By adopting the steps of the method, the range hood can automatically identify the use amount of the oil smoke filtering membrane 20, so that a user can conveniently replace the whole oil smoke filtering membrane 20 after the oil smoke filtering membrane 20 is used up, the reliable operation of the range hood is ensured, and the use and operation of the user are more convenient.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (11)
1. A range hood, comprising:
the range hood comprises a range hood main body (10), wherein a smoke inlet for absorbing oil smoke is formed in the range hood main body (10);
the oil smoke filtering membrane (20) is arranged on the range hood main body (10) and covers the smoke inlet; and
and the filtering membrane switching device is arranged on the range hood main body (10), is matched with the oil fume filtering membrane (20) and is used for switching and updating the oil fume filtering membrane (20).
2. The range hood of claim 1, wherein the filter membrane switching device comprises:
the first filtering membrane fixing wheel (31) is rotatably arranged on one side of the range hood main body (10) and used for installing an unused oil fume filtering membrane (20);
the second filtering membrane fixing wheel (32) is rotatably arranged on the other side of the range hood main body (10) and used for installing the used oil smoke filtering membrane (20);
and a driving device for driving the first filtering membrane fixing wheel (31) and the second filtering membrane fixing wheel (32) to rotate in the same direction, wherein under the driving of the driving device, the lampblack filtering membrane (20) between the first filtering membrane fixing wheel (31) and the second filtering membrane fixing wheel (32) is switched from used to unused.
3. The extractor hood according to claim 2, wherein the driving device is in transmission fit with the second filter membrane fixing wheel (32).
4. The extractor hood according to claim 3, wherein the driving device comprises a motor and a rotating wheel (33) matched with the motor, and the second filter membrane fixing wheel (32) is fixed on the rotating wheel (33).
5. The extractor hood according to claim 4, wherein the motor is a stepping motor, and the rotation distance in the rotation period of the stepping motor is equal to the distance between the first filter membrane fixing wheel (31) and the second filter membrane fixing wheel (32).
6. The extractor hood according to claim 2, wherein the filter membrane switching device further comprises a transmission wheel (34) disposed between the first filter membrane fixing wheel (31) and the second filter membrane fixing wheel (32).
7. The range hood according to any of claims 1 to 6, wherein the range hood body (10) comprises a smoke guide plate, and the filtering membrane switching device and the oily smoke filtering membrane (20) are mounted on the smoke guide plate.
8. The range hood according to any one of claims 1 to 6, comprising pressure detection devices disposed inside the soot filtering membrane (20) and outside the soot filtering membrane (20) for detecting a wind pressure difference before and after the soot filtering membrane (20).
9. The extractor hood according to any of claims 1 to 6, further comprising a position sensor detecting a moving distance of the fume filtering membrane (20).
10. A method for cleaning oil stain of a range hood, which is characterized in that the range hood as claimed in any one of claims 1 to 9 is used, and comprises the following steps:
acquiring a wind resistance pressure parameter of the oil fume filtering membrane (20);
comparing the wind resistance pressure parameter with a preset wind resistance pressure parameter;
judging whether the wind resistance pressure parameter exceeds the preset wind resistance pressure parameter or not;
if yes, the oil smoke filtering membrane (20) is switched through the filtering membrane switching device;
if not, the oil smoke filtering membrane (20) is continuously used.
11. The method for cleaning greasy dirt of a range hood according to claim 10, comprising:
acquiring position parameters of the oil smoke filtering membrane (20) in the switching and updating process;
judging whether the oil smoke filtering membrane (20) moves in the switching updating process;
if yes, the oil smoke filtering membrane (20) is judged to be normally switched;
if not, the oil smoke filtering membrane (20) is determined to be used up and needs to be replaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010147634.5A CN111336559A (en) | 2020-03-05 | 2020-03-05 | Range hood and oil stain cleaning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010147634.5A CN111336559A (en) | 2020-03-05 | 2020-03-05 | Range hood and oil stain cleaning method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111336559A true CN111336559A (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010147634.5A Pending CN111336559A (en) | 2020-03-05 | 2020-03-05 | Range hood and oil stain cleaning method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531626A (en) * | 2021-08-27 | 2021-10-22 | 嵊州市浙江工业大学创新研究院 | Novel automatic oil absorption filter paper of changing of lampblack absorber device |
-
2020
- 2020-03-05 CN CN202010147634.5A patent/CN111336559A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531626A (en) * | 2021-08-27 | 2021-10-22 | 嵊州市浙江工业大学创新研究院 | Novel automatic oil absorption filter paper of changing of lampblack absorber device |
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