CN113719946B - Intelligence house is with intelligent air purifier device - Google Patents
Intelligence house is with intelligent air purifier device Download PDFInfo
- Publication number
- CN113719946B CN113719946B CN202111181403.7A CN202111181403A CN113719946B CN 113719946 B CN113719946 B CN 113719946B CN 202111181403 A CN202111181403 A CN 202111181403A CN 113719946 B CN113719946 B CN 113719946B
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- Prior art keywords
- air
- filter screen
- wind deflector
- guide plate
- cover
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/30—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by ionisation
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses an intelligent air purifier device for an intelligent household, which belongs to the technical field of air purifiers and comprises an air filtering shell, wherein the top of the air filtering shell is provided with an annular limiting groove, an air outlet cover assembly is inserted into the inner side of the annular limiting groove, a net rack is arranged at the inner top of the air filtering shell, the top of the air filtering shell is provided with a through hole communicated with the inside of the air outlet cover, the middle top of the net rack is provided with an air guide plate assembly through a bearing, and the air guide plate assembly is matched with the structure of the air guide plate assembly to drive the air guide plate assembly and the air cover assembly to rotate when passing through the air guide plate assembly, so that strong and weak wind alternation is realized, and the air blowing function is omnibearing.
Description
Technical Field
The invention relates to an air purifier, in particular to an intelligent air purifier device for smart homes, and belongs to the technical field of air purifiers.
Background
In the 70 s of the 20 th century, european and American countries begin to use a large amount of formaldehyde products for house decoration and construction, and a large amount of formaldehyde is released to cause a plurality of diseases of residents, so that related workers begin to research the indoor air pollution problem, a group of organizations and mechanisms taking indoor air quality as research content appear, and China sets up 'indoor air quality standard' in 2002 in order to protect human health and prevent and control indoor air pollution.
The research report of WHO in 2012 shows that the number of people with kitchen air pollution reaches 430 thousands all over the world. The great health risk of kitchen air pollution is listed as a great health hazard by great research on disease risk assessment in the UK, and because the number of air pollution deaths is at most too large as the total death number of malaria, tuberculosis and AIDS, the air purifier is used for adsorbing, decomposing and converting air pollutants and effectively improving the air cleanliness.
At present, air purifier is the mainstream product in the field market at home, can be used for improving indoor air quality, simultaneously, along with social economy's rapid development, people improve gradually to quality of life's demand, also can pay close attention to living environment more, also has higher requirement to air purifier.
Air purifier among the prior art only can produce weak wind current and wind current generally all upwards blows out when carrying out air purification, often people can purchase the fan in addition and come to use in summer, occupation family space has just so appeared, the problem of improvement use cost, it often can't good absorption filter to the air of bottom when absorbing the air in addition, and the function of all-round heat dissipation bloies can't be realized to the fan among the prior art, also be the limitation of fan, design an intelligent air purifier device for intelligent house for this and optimize above-mentioned problem.
Disclosure of Invention
The invention mainly aims to provide an intelligent air purifier device for smart homes, which has a larger surface area by adopting an air filtering shell with a spherical structure, so that air can be sucked by arranging more air filtering ports, the air filtering ports can better absorb formaldehyde at a bottom plate and formaldehyde at a lower distribution by virtue of the distribution of the air filtering ports, the filtered air is discharged from a top opening of the air filtering shell to an air guide plate assembly by virtue of a suction and dispersion fan assembly and then is discharged by virtue of an air cover assembly, and the air guide plate assembly and the air cover assembly are driven to rotate by virtue of the structure of the air guide plate assembly when passing through the air guide plate assembly, so that strong and weak wind alternation is realized, and the air blowing function is omnibearing.
The purpose of the invention can be achieved by adopting the following technical scheme:
the utility model provides an intelligence is intelligent air purifier device for house, includes the filtration casing, the loop type spacing groove has been seted up at the top of filtration casing, the inboard in loop type spacing groove has inserted out the fan housing subassembly, the rack is installed at the interior top of filtration casing, just the top of filtration casing set up with the opening of the inside intercommunication of fan housing, the aviation baffle subassembly is installed through the bearing in the middle part of the top of rack, just the top middle part of aviation baffle subassembly with it is fixed to go out the fan housing subassembly internal top, the interior mid-mounting of filtration casing has inhales scattered fan assembly, just the middle part and the bottom in the filtration casing outside encircle and have seted up the filtration mouth, the filter screen subassembly has been laid to the inboard of filtration mouth, the inside outside limit portion department meshing of filtration mouth has sealed lid subassembly.
Preferably, go out the fan housing subassembly including going out fan housing, vertical retort opening, awl cover and oblique sidebar opening, the top integrated into one piece that goes out the fan housing has the awl cover, the outside of awl cover with the awl cover top is equipped with oblique sidebar opening for the center-to-center loop, the outside that goes out the fan housing uses out fan housing axis to encircle as the center and is equipped with the vertical retort opening.
Preferably, the air deflector component comprises a connecting rotating rod, a triangular air deflector, a side air deflector and a square air deflector, the connecting rotating rod is mounted in the middle of the top of the net rack through a bearing, the square air deflector and the triangular air deflector are arranged on the outer side of the connecting rotating rod in a surrounding mode by taking the central axis of the connecting rotating rod as the center, the triangular air deflector is located at the top of the square air deflector and integrally formed, and the side air deflector is integrally formed at the top of the outer side of the square air deflector.
Preferably, the fan subassembly that looses inhales includes motor, fan leaf, motor fixed disk, link and annular frame, the annular frame is installed at the interior top of annular frame, the link is installed to angles such as the inner wall of annular frame, the motor fixed disk is installed to the tip of link, the motor is installed at the top of motor fixed disk, the fan leaf is installed to the output of motor.
Preferably, the filter screen subassembly includes formaldehyde filter screen, anion filter screen and large granule filter screen, the inboard of air filter mouth distributes in proper order by outer to interior has large granule filter screen, anion filter screen and formaldehyde filter screen, just large granule filter screen, anion filter screen and formaldehyde filter screen card connect the inner wall department at the air filter mouth.
Preferably, the sealing cover plate assembly comprises a sealing cover, a handle and a side groove, internal threads are arranged on the inner side and the outer side of the air filtering opening, external threads are arranged on the outer side of the sealing cover, the outer annular wall of the sealing cover is meshed with the inner wall of the air filtering opening, the handle is integrally formed in the middle of the outer side of the sealing cover, and through holes are formed in two sides of the handle.
Preferably, the annular frame, the fan blade and the net rack are all made of aluminum alloy.
Preferably, be equipped with the interior bulge loop that contracts on the interior top opening of filtration casing, just the bulge loop that contracts inserts to go out in the fan housing, the bulge loop that contracts inserts to in the annular spacing inslot.
The invention has the beneficial technical effects that:
the intelligent air purifier device for the intelligent home provided by the invention has the advantages that the air filter shell with the spherical structure has a larger surface area, so that more air filter openings can be arranged for air suction, the air filter openings are distributed, so that the formaldehyde of the bottom plate and the formaldehyde with lower distribution can be better absorbed, the air is filtered by the filter screen assembly and then discharged from the top opening of the air filter shell to the air guide plate assembly by the air suction and dispersion fan assembly, and then discharged by the air cover assembly, and the air guide plate assembly is matched with the structure of the air guide plate assembly to drive the air guide plate assembly and the air cover assembly to rotate when passing through the air guide plate assembly, so that the alternation of strong wind and weak wind is realized, and the air purifier device has an all-round air blowing function.
Drawings
Fig. 1 is an exploded view showing an overall perspective structure of an intelligent air cleaner device for smart home according to a preferred embodiment of the present invention;
FIG. 2 is a schematic perspective view of the whole device of an embodiment of an intelligent air purifier device for home use;
FIG. 3 is a schematic perspective view of an air deflector assembly according to a preferred embodiment of the intelligent air purifier device for smart homes;
FIG. 4 is a schematic perspective view of an outlet hood of an intelligent air purifier device for home use according to an embodiment of the present invention;
FIG. 5 is an exploded perspective view of an air suction fan according to a preferred embodiment of the intelligent air purifier device for home use of the present invention;
FIG. 6 is a schematic perspective view of the upper half of an air filtration housing of a preferred embodiment of an intelligent air purifier device for smart homes in accordance with the present invention;
fig. 7 is an exploded perspective view of an air filter panel assembly according to a preferred embodiment of an intelligent home air cleaner apparatus according to the present invention.
In the figure: 1-an air outlet hood, 2-a square air deflector, 3-a connecting rotating rod, 4-an air filtering shell, 5-an inward-shrinkage upper convex ring, 6-a net rack, 7-a fan blade, 8-a motor, 9-an annular rack, 10-a motor fixing disk, 11-an air filtering opening, 12-a sealing cover, 13-a cone cover, 14-an oblique side strip through opening, 15-a vertical strip through opening, 16-a triangular air deflector, 17-a side induced draft plate, 18-a connecting rack, 19-an annular limiting groove, 20-a handle, 21-a side groove, 22-a large-particle filter screen, 23-a negative ion filter screen and 24-a formaldehyde filter screen.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-7, the intelligent air purifier device for smart home that this embodiment provided, including filtration shell 4, annular spacing groove 19 has been seted up at filtration shell 4's top, the inboard of annular spacing groove 19 has inserted out the fan housing subassembly, rack 6 is installed at the interior top of filtration shell 4, and the top of filtration shell 4 sets up the opening with the inside intercommunication of fan housing 1, the aviation baffle subassembly is installed through the bearing in the top middle part of rack 6, and the top middle part of aviation baffle subassembly is fixed with the interior top of fan housing subassembly, the interior mid-mounting of filtration shell 4 has the fan subassembly that absorbs and looses, and the middle part and the bottom in the filtration shell 4 outside encircle to be seted up air filter 11, the filter screen subassembly has been laid to the inboard of air filter 11, the inside outside limit portion department meshing has sealed cover plate subassembly in air filter 11.
The general working principle is as follows: thereby it has great surface area through the filtration casing 4 that adopts the spheroid structure makes it can be equipped with more air filter 11 and induced drafts and the distribution of air filter 11 makes its absorption bottom plate formaldehyde that can be better and the formaldehyde absorption of lower distribution, rethread suction fan subassembly discharges to air guide plate subassembly rethread fan housing subassembly after discharging from the filtration casing 4 top opening through filter screen assembly filtration back rethread fan housing subassembly, it realizes driving the rotation of air guide plate subassembly and wind cowl subassembly to cooperate the structure of air guide plate subassembly when through air guide plate subassembly, realize strong and weak wind's alternation, and be omnidirectional blowing function.
In this embodiment, go out the fan housing subassembly including going out fan housing 1, vertical bar opening 15, awl cover 13 and oblique sidebar opening 14, the top integrated into one piece that goes out fan housing 1 has awl cover 13, and the outside of awl cover 13 uses awl cover 13 top to encircle as the center and is equipped with oblique sidebar opening 14, and the outside that goes out fan housing 1 uses out fan housing 1 axis to encircle as the center and is equipped with vertical bar opening 15.
The local working principle is as follows: the function of blowing air to the horizontal side and the slanted top is achieved by using the vertical bar through openings 15 and the slanted side bar through openings 14.
In this embodiment, the air guiding plate assembly includes a connecting rotating rod 3, a triangular air guiding plate 16, a side air guiding plate 17 and a square air guiding plate 2, the connecting rotating rod 3 is installed at the top middle portion of the net rack 6 through a bearing, the square air guiding plate 2 and the triangular air guiding plate 16 are arranged around the outer side of the connecting rotating rod 3 by taking the central axis of the connecting rotating rod 3 as the center, the triangular air guiding plate 16 is integrally formed at the top of the square air guiding plate 2, and the side air guiding plate 17 is integrally formed at the top of the outer side of the square air guiding plate 2.
The local working principle is as follows: the triangular air deflector 16 and the square air deflector 2 are adopted to split wind power, and the function of pushing the square air deflector 2 to rotate is generated through the inclined structure of the side induced draft plate 17.
In this embodiment, the air diffuser assembly includes a motor 8, a fan blade 7, a motor fixing disc 10, a connecting frame 18 and an annular frame 9, the annular frame 9 is mounted on the inner top of the annular frame 9, the connecting frame 18 is mounted on the inner wall of the annular frame 9 at an equal angle, the motor fixing disc 10 is mounted on the end portion of the connecting frame 18, the motor 8 is mounted on the top of the motor fixing disc 10, and the fan blade 7 is mounted on the output end of the motor 8.
The local working principle is as follows: the starting motor 8 drives the fan blade 7 to rotate, the fan blade 7 performs air suction and air dispersion functions, and the motor is fixed on the inner wall of the air filtering shell 4 through the motor fixing disc 10, the connecting frame 18 and the annular frame 9.
In this embodiment, the filter screen assembly includes formaldehyde filter screen 24, anion filter screen 23 and large granule filter screen 22, anion filter screen 23 and formaldehyde filter screen 24 have distributed in proper order by outside to the inboard of air filter mouth 11, and large granule filter screen 22, anion filter screen 23 and formaldehyde filter screen 24 joint are in the inner wall department of air filter mouth 11.
The formaldehyde filter screen 24, the anion filter screen 23 and the large-particle filter screen 22 are adopted for filtering, and the conventional clamping structure can be conveniently replaced.
In this embodiment, the sealing cover plate assembly includes a sealing cover 12, a handle 20 and a side groove 21, an inner thread is provided on the outer side of the inner side of the air filtering port 11, an outer thread is provided on the outer side of the sealing cover 12, the outer annular wall of the sealing cover 12 is engaged with the inner wall of the air filtering port 11, the handle 20 is integrally formed on the middle portion of the outer side of the sealing cover 12, and both sides of the handle 20 are opened with a through hole.
The local working principle is as follows: the function of sealing the air filter port 11 by the sealing cap 12 when the device is not in use.
In this embodiment, the annular frame 9, the fan blades 7 and the net frame 6 are all made of aluminum alloy.
In this embodiment, the air filtering shell 4 has an inner top opening provided with an inner upper protruding ring 5, and the inner upper protruding ring 5 is inserted into the air outlet cover 1, and the inner upper protruding ring 5 is inserted into the annular limiting groove 19.
Example two
This embodiment is the same basically as above-mentioned embodiment, and its difference lies in that this embodiment has increased liquid crystal display panel on filtration casing 4, and internal central processing unit, and central processing unit connects bluetooth module, but this bluetooth module wireless connection cell-phone, but internal central processing unit still connects temperature sensor, air humidity transducer and 8 tacho sensor of motor, the information that will gather is sent to central processing unit through temperature sensor, air humidity transducer and 8 tacho sensor of motor, carry out data processing back through central processing unit and show on liquid crystal display panel.
Wherein, the outer side of the liquid crystal panel can be sleeved with a protective plastic shell to protect the liquid crystal panel;
a further rotational speed sensor for the motor 8 employs a hall rotational speed sensor LHZS62;
further, the temperature sensor adopts a silicon diode temperature sensor.
The above are only further embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its idea within the scope of the present invention.
Claims (5)
1. The utility model provides an intelligence is intelligent air purifier device for house which characterized in that: the air filtering device comprises an air filtering shell (4), wherein an annular limiting groove (19) is formed in the top of the air filtering shell (4), an air outlet cover assembly is inserted into the inner side of the annular limiting groove (19), a net rack (6) is installed at the inner top of the air filtering shell (4), a through hole communicated with the inside of the air outlet cover (1) is formed in the top of the air filtering shell (4), an air guide plate assembly is installed in the top middle of the net rack (6) through a bearing, the top middle of the air guide plate assembly is fixed with the inner top of the air outlet cover assembly, a suction and dispersion fan assembly is installed in the inner middle of the air filtering shell (4), air filtering ports (11) are formed in the middle and bottom of the outer side of the air filtering shell (4) in a surrounding mode, a filtering net assembly is laid on the inner side of each air filtering port (11), and a sealing cover assembly is meshed at the outer side of each air filtering port (11);
the air outlet cover assembly comprises an air outlet cover (1), vertical bar through holes (15), a cone cover (13) and oblique side bar through holes (14), the cone cover (13) is integrally formed at the top of the air outlet cover (1), the oblique side bar through holes (14) are annularly formed on the outer side of the cone cover (13) by taking the top of the cone cover (13) as the center, and the vertical bar through holes (15) are annularly formed on the outer side of the air outlet cover (1) by taking the central axis of the air outlet cover (1) as the center;
the wind deflector component comprises a connecting rotating rod (3), a triangular wind deflector (16), a side wind guide plate (17) and a square wind deflector (2), the connecting rotating rod (3) is installed in the middle of the top of the net rack (6) through a bearing, the square wind deflector (2) and the triangular wind deflector (16) are arranged on the outer side of the connecting rotating rod (3) in a surrounding mode by taking the central axis of the connecting rotating rod (3) as the center, the triangular wind deflector (16) is located on the top of the square wind deflector (2) and integrally formed, the triangular wind deflector (16) and the square wind deflector (2) are used for shunting wind, the side wind guide plate (17) is integrally formed on the top of the outer side of the square wind deflector (2), the function of pushing the square wind deflector (2) to rotate is generated through the inclined structure of the side wind guide plate (17), and the air is matched with the structure of the wind deflector component to drive the wind deflector component and the wind outlet cover component to rotate when passing through the wind deflector component;
inhale fan subassembly that looses and include motor (8), fan leaf (7), motor fixed disk (10), link (18) and annular frame (9), annular frame (9) are installed at the interior top of annular frame (9), link (18) are installed to the angle such as the inner wall of annular frame (9), motor fixed disk (10) are installed to the tip of link (18), motor (8) are installed at the top of motor fixed disk (10), fan leaf (7) are installed to the output of motor (8).
2. The intelligent household intelligent air purifier device according to claim 1, wherein: the filter screen subassembly includes formaldehyde filter screen (24), anion filter screen (23) and large granule filter screen (22), the inboard of air filter mouth (11) has large granule filter screen (22), anion filter screen (23) and formaldehyde filter screen (24) by outer to interior distribution in proper order, just large granule filter screen (22), anion filter screen (23) and formaldehyde filter screen (24) joint are in the inner wall department of air filter mouth (11).
3. The intelligent household intelligent air purifier device according to claim 2, wherein: the sealing cover plate assembly comprises a sealing cover (12), a handle (20) and side grooves (21), wherein inner threads are arranged on the outer side of the inner side of the air filtering port (11), outer threads are arranged on the outer side of the sealing cover (12), the outer ring wall of the sealing cover (12) is meshed with the inner wall of the air filtering port (11), the handle (20) is integrally formed in the middle of the outer side of the sealing cover (12), and through holes are formed in two sides of the handle (20).
4. The intelligent household intelligent air purifier device according to claim 3, wherein: the annular frame (9), the fan blades (7) and the net rack (6) are all made of aluminum alloy.
5. The intelligent household intelligent air purifier device according to claim 4, wherein: be equipped with interior bulge loop (5) of contracting on the interior top opening of filtration casing (4), just interior shrink go up bulge loop (5) insert extremely go out in fan housing (1), interior shrink go up bulge loop (5) insert extremely in annular spacing groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181403.7A CN113719946B (en) | 2021-10-11 | 2021-10-11 | Intelligence house is with intelligent air purifier device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111181403.7A CN113719946B (en) | 2021-10-11 | 2021-10-11 | Intelligence house is with intelligent air purifier device |
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| Publication Number | Publication Date |
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| CN113719946A CN113719946A (en) | 2021-11-30 |
| CN113719946B true CN113719946B (en) | 2023-02-03 |
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| CN202111181403.7A Active CN113719946B (en) | 2021-10-11 | 2021-10-11 | Intelligence house is with intelligent air purifier device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046589A (en) * | 2021-12-07 | 2022-02-15 | 大自然智能物联科技(北京)有限公司 | Disinfection device for guiding air flow direction |
| CN116212545B (en) * | 2023-04-06 | 2023-11-17 | 江苏科腾环境科技有限公司 | Storehouse is with air filtration separator who has dehumidification function |
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| GB190317158A (en) * | 1903-08-07 | 1904-03-24 | John Saunders Sloggett | Improvements in Revolving Cowls for Chimneys and Ventilators. |
| CN2179547Y (en) * | 1993-10-14 | 1994-10-12 | 杨清嘉 | Extracting unit using natural force |
| TW337354U (en) * | 1995-08-30 | 1998-07-21 | Wei Sheng Air Conditioning Co Ltd | Rotary air vent system addition (1) |
| CN2276129Y (en) * | 1996-06-28 | 1998-03-11 | 郭金裕 | Non-electricity rotating air outlet device |
| CN2377472Y (en) * | 1999-01-29 | 2000-05-10 | 郭金裕 | Electroless rotating air outlet ventilation device |
| WO2010107265A2 (en) * | 2009-03-20 | 2010-09-23 | Kim Min-Ji | All direction electric fan with center rotary blade unit and vertically facing fans, and method for inducing side air-blowing in same |
| CN104676717B (en) * | 2015-03-19 | 2017-09-08 | 慈溪市沣锐电器有限公司 | A kind of desktop warm-air drier |
| KR101916887B1 (en) * | 2016-12-07 | 2018-11-08 | 코웨이 주식회사 | Air cleaner with adjustable wind direction |
| WO2018107873A1 (en) * | 2016-12-13 | 2018-06-21 | 李朝 | Vehicle negative ion air purifier |
| CN207661943U (en) * | 2017-12-07 | 2018-07-27 | 苏州斐森尔净化科技有限公司 | One kind being convenient to clean formula efficient air distributor |
| CN108999805B (en) * | 2018-10-08 | 2020-07-31 | 桂林电子科技大学 | 360-degree omnidirectional fan |
| CN110513855B (en) * | 2019-09-05 | 2020-12-08 | 临沂文衡信息技术有限公司 | Flow guide type air outlet assembly |
| CN112228404B (en) * | 2020-10-23 | 2022-06-03 | 德清恒鑫电子有限公司 | A mounting structure is convenient for adjust to wind scooper for small-size fan |
| CN112378012A (en) * | 2020-11-11 | 2021-02-19 | 四川盖亚影院有限公司 | Anion generating equipment for cinema fresh air system |
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