CN107023898B - Air purifier, air purifier function and the device of fan functionality can be played - Google Patents
Air purifier, air purifier function and the device of fan functionality can be played Download PDFInfo
- Publication number
- CN107023898B CN107023898B CN201710184035.9A CN201710184035A CN107023898B CN 107023898 B CN107023898 B CN 107023898B CN 201710184035 A CN201710184035 A CN 201710184035A CN 107023898 B CN107023898 B CN 107023898B
- Authority
- CN
- China
- Prior art keywords
- sensor
- blade
- air
- shell
- air purifier
- 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.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- 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
- F24F13/20—Casings or covers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
Abstract
The present invention provides a kind of air purifier, can play air purifier function and the device of fan functionality, and it starts running rapidly when producing smog, peculiar smell indoors.The air purifier of the present invention has main body cover, in the blade shell being internally formed for accommodating blade of the main body cover and sensor shell for accommodating sensor, the sensor has at least one of the function as dust sensor and the function as smell sensor function, the sensor is connected with shell with the blade with shell, and by sensor air entry and the ft connection of the main body cover, when rotating the blade, the inside of the sensor shell turns into negative pressure relative to the pressure of the outside of the main body cover, the air of the outside of the main body cover is inhaled into the inside of the sensor shell via the sensor with air entry.
Description
Technical field
The present invention relates to the air purifier with sensor.In addition, the present invention relates to net with the air that can be exchanged
Change device unit and fan unit, so as to play the device with sensor of air purifier function and fan functionality.
Background technology
It is known to a kind of air purifier from outside importing air, it has the ash for being used to detect space movement internally
The dust sensor of dirt.For example, in the air purifier disclosed in patent document 1, it is attached that dust sensor is configured at air entry
Closely.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2016-23867 publications
The content of the invention
In above-mentioned air purifier, indoor air reaches dust sensor by free convection.Therefore, easily it is detained
Indoors, the smog of tobacco of skewness etc. reaches dust sensor by free convection needs certain time, therefore, just
The problem of generating the operational delay of air purifier.
In addition, present applicant has proposed one kind independent of free convection, but it is strong to set special fan of sensor etc.
Air in suction chamber processed makes it reach the device (Japanese Patent Application 2016-002483 specifications) of sensor.But at this
, it is necessary to which the additional construction such as special fan of sensor, can produce the problem of cost improves in device.
Therefore, it is an object of the invention to solve the above problems, when a kind of smog of generation indoors, peculiar smell are inexpensively provided
The air purifier to start running rapidly.
The purport of the present invention is as follows.
The present invention is a kind of air purifier, and it has main body cover, it is characterised in that
In being internally formed for the main body cover：
Blade shell, it is used to accommodate blade；And
Sensor shell, it is used to accommodate sensor, and the sensor has the function and conduct as dust sensor
At least one of function of smell sensor function；
The sensor is connected with shell with the blade with shell, and by sensor air entry and the main body
The ft connection of shell,
When rotating the blade, the inside of the sensor shell relative to the outside of the main body cover pressure
Power turns into negative pressure, so as to which the air of the outside of the main body cover is drawn into the sensing with air entry via the sensor
The inside of device shell.
The present invention be it is a kind of can play air purifier function and the device of fan functionality, it has the air that can exchange
Purifier unit and fan unit, it is characterised in that
The device plays air purifier function when the air cleaner unit is installed on into motor case body portion,
Fan functionality is played when the fan unit is installed on into the motor case body portion,
The air cleaner unit includes the 1st blade, the filter assemblies in the front of the 1st blade and covering institute
The cover body of the 1st blade and the filter assemblies is stated,
The fan unit includes the 2nd blade and covers the cover body of the 2nd blade,
The blade electricity consumption for rotating the 1st blade and the 2nd blade is accommodated in the motor case body portion
Machine,
There is conduct formed with the sensor shell for accommodating sensor, the sensor in the motor case body portion
At least one of the function of dust sensor and function as smell sensor function,
The sensor shell connects with the air cleaner unit, and by sensor air entry with it is described
The ft connection in motor case body portion,
When rotating the 1st blade, the inside of the sensor shell is relative to the outer of the motor case body portion
The pressure in portion turns into negative pressure, and the air of the outside in the motor case body portion is inhaled into described via the sensor with air entry
The inside of sensor shell.
Brief description of the drawings
Fig. 1 is the stereogram of the air purifier of the present invention.
Fig. 2 is the sectional view of the air purifier of the present invention.
Fig. 3 is the figure for representing to play the device of the invention of air purifier function.
Fig. 4 is the figure for representing to play the operating of yaw up and down of the device of the invention of air purifier function.
Fig. 5 is the figure for representing to play the device of the invention of fan functionality.
Fig. 6 is the block diagram of the control circuit of the device of the present invention.
Description of reference numerals
1：Main body cover；10：Fan unit；11a：Protecgulum；11b：Bonnet；12：(the 2nd) blade；20：Air purifier list
Member；20'：Blade shell；21、21a：Protecgulum；21b：Bonnet；22：(the 1st) blade；23：Filter assemblies；23a：Dust mistake
Filter；23b：Odor removal filter；23c：Filter hood；30：Motor case body portion；32：Blade motor；40：Support；41：Turn
Moving axis；50：Sliding tube；51：Pillar；60：Pedestal；70：Display/guidance panel；90：Sensor shell；91：Sensor；92、
93：Interconnecting part；100：Device；100'：Air purifier；h：Exhaust outlet；k1、k2：Opening；m：Upper and lower yaw motor；q：Air-breathing
Mouthful；q'：Sensor air entry；w1、w2、w3：Wall.
Embodiment
Hereinafter, present invention will be described in detail with reference to the accompanying.Illustrate the air purifier of the present invention using Fig. 1 and Fig. 2, use figure
3~Fig. 6 illustrates with the air cleaner unit that can be exchanged and the device of the invention of fan unit.
Fig. 1 is the air purifier 100' of present invention schematic isometric.Air purifier 100' is console mode, including master
Body case 1 and protecgulum 21.It is between the peripheral part of protecgulum 21, protecgulum 21 and main body cover 1 in the front-surface side of main body cover 1
Formed with air entry q, on the top of main body cover 1 formed with exhaust outlet h.Air is as shown by the arrows via air entry q quilts
It is drawn into main body cover 1, then is discharged via exhaust outlet h.In addition, air entry q and exhaust outlet h are not limited to the implementation of diagram
Mode.
In the sensor shell 90 being internally formed for accommodating sensor 91 (reference picture 2) of main body cover 1.Sensing
Device has interconnecting part 92 with shell 90, by sensor air entry q' and the ft connection of main body cover 1.
In addition, in illustrative example, sensor is located at the side of main body cover 1 with air entry q', but can also be located at
The preceding surface or the back side of main body cover 1.
Sensor 91 has at least one function in following two functions：As the dust concentration (dirt in detection air
Level) dust sensor function；As the smell sensor of detection peculiar smell concentration (smell rank), such as using in air
The function of the metal oxide semiconductor sensor of the redox reaction detection reproducibility smell of scent molecule.Explanation passes below
Situation of the sensor 91 as dust sensor, but can similarly control as smell sensor the operating of air purifier.
Fig. 2 (a) is the sectional view under the air purifier 100' of present invention zx planes, and Fig. 2 (b) is Fig. 2 (a)
B-B sectional views, Fig. 2 (c) is Fig. 2 (a) C-C sectional views.
In the blade shell being internally formed for accommodating blade 22 (for example, multi blade fan) of main body cover 1
20'.In blade filter assemblies 23 are configured with shell 20' front (x directions).In blade shell 20' rear (- x
Direction) it is configured with for making blade 22 with the blade that rotary shaft 31 pivots about motor 32.In blade motor 32
Lower section (- z directions) be configured with sensor shell 90 for accommodating sensor 91.Sensor is with shell 90 by connection
Portion 93 is connected with blade with shell 20'.
As shown in Fig. 2 (b), blade with shell 20' formed with towards exhaust outlet h in asymmetrical wall w1, w2 and along
The wall w3 of the circumference of blade 22, so as to limit the wind direction of the wind as caused by the rotation of blade 22.
When make blade 22 rotate when, with blade with the interconnecting part 93 that shell 20' is connected relative to the outside of main body cover 1
Pressure (atmospheric pressure) turns into negative pressure, in addition, the inside of sensor shell 90 turns into relative to the pressure of the outside of main body cover 1
Negative pressure.Then, the air of the outside of main body cover 1 is inhaled into sensor shell 90 via sensor with air entry q'
Portion.Here, sensor 91 judges the dust concentration of the air of suction, control air purifier 100' operating.It is inhaled into biography
Sensor is discharged with the air of the inside of shell 90 by interconnecting part 93 via exhaust outlet h.
In the present invention, due to independent of free convection, but force to carry out air-breathing using the rotation of blade 22, therefore,
Sensor 91 can quickly detect interior and generate smog, peculiar smell, and control the operating of air purifier.Further, since
Special fan of sensor etc. need not be set, therefore, it is possible to inexpensively provide this air purifier.Further, since without inciting somebody to action
Sensor 91 is arranged on the face side of main body cover 1, and therefore, the outward appearance of main body cover 1 is not restricted.Further, since without inciting somebody to action
Sensor 91, thus, it is also possible to avoid the local effective area for reducing filter, causes purification of air on filter surfaces
The problem of efficiency declines.
Fig. 3 (a) is the front view for the device of the invention for playing air purifier function, and Fig. 3 (b) is the device
Side view, Fig. 3 (c) is the rearview of the device, and Fig. 3 (d) is the main portion sectional view of the device.
The device 100 of the present invention includes air cleaner unit 20, is provided with the motor case body of air cleaner unit 20
Portion 30, supporting motor chest portion 30 support 40, make sliding tube 50 that support 40 slides up and down, be connected with sliding tube 50
Pillar 51, the pedestal 60 being connected with pillar 51, located at pedestal 60 and for control device 100 action display/guidance panel
70th, the switching switch portion (not shown) between air cleaner unit 20 and motor case body portion 30 and being contained in is formed at
Sensor 91 of the sensor in shell 90 inside motor case body portion 30.
Air cleaner unit 20 include protecgulum 21a, bonnet 21b, (the 1st) blade 22 (for example, multi blade fan) and
Filter assemblies 23.Filter assemblies 23 are for example including dust-collecting filter 23a (the HEPA filters of JIS Z8122 defineds
Deng), odor removal filter 23b (activated carbon etc.) and the filter hood 23c for fixing these filters.
Front-surface side along air cleaner unit 20 is the substantially whole circumference of protecgulum 21a peripheral part, and in protecgulum
Formed with air entry q between 21a and bonnet 21b, in the side surface side of air cleaner unit 20, the level i.e. than bonnet 21b
Close to the position of upper portion (substantially 45 °) formed with exhaust outlet h.Air is inhaled into via air entry q as shown by the arrows
In air cleaner unit 20, then it is discharged via exhaust outlet h.
The blade electricity consumption for making blade 22 be pivoted about with rotary shaft 31 is accommodated in motor case body portion 30
Machine 32.The supported portion 40 of motor case body portion 30 is clamped, and turning for the both sides of support 40 is configured in a manner of freely rotating
Moving axis 41 supports, and carries out yaw operating up and down.Support 40 is supported in a manner of freely rotating by sliding tube 50, and carries out left and right
Yaw operates.In addition, by sliding up and down sliding tube 50, air can be adjusted in the range of about 40cm~about 90cm
The height of purifier unit 20.
Sensor has opening k1 with shell 90 in front (x directions).In motor case body portion 30 and bonnet 21b and
Position corresponding with the opening k1 of shell 90 with sensor also is provided with being open, sensor shell 90 and air cleaner unit 20
Connection.In addition, sensor has opening k2 with shell 90 in lower section (- z directions).Motor case body portion 30 and with sensor
The position corresponding to the opening k2 of shell 90 also is provided with being open, so as to form sensor air entry q'.Sensor shell 90
By sensor air entry q' and the ft connection in motor case body portion 30.
When make blade 22 rotate when, with the sensor that air cleaner unit 20 connects with the inside of shell 90 relative to electricity
The pressure (atmospheric pressure) of the outside in box body portion 30 turns into negative pressure.Then, the air of the outside in motor case body portion 30 is via sensing
Device is inhaled into the inside of sensor shell 90 with air entry q'.Here, sensor 91 judges the dust for the air being inhaled into
Concentration, control air purifier 100' operating.
As shown in figure 4, device 100 can utilize upper and lower yaw motor m to make air cleaner unit 20 relative to level
Direction about 60 ° (about 60 ° of elevations angle) and downwards between about 10 ° (about 10 ° of angle of depression), is carried out up and down relative to horizontal direction upwards
Yaw operates.Although in addition, eliminating diagram, device 100 can utilize hunt motor to make air cleaner unit 20
Hunt operates in the range of about 90 ° of left and right (between -90 ° to+90 °).
In addition, the yaw angle of operation of above-below direction and left and right directions is not limited to the angle, the elevation angle can also be made about
90°.But in the case where the device 100 for playing air purifier function is arranged at into wall side, preferably the elevation angle is set to about
60°.Because if the elevation angle is set into about 90 °, exhaust outlet h will be relative with metope, exhaust encounter metope can rebound and
It is inhaled into again in device 100 afterwards, therefore, it is possible to air purification efficiency can be caused to decline.In addition, the yaw fortune of left and right directions
Preferably about 70 ° of the angle turned.
But it is also possible in the case of being provided with fan unit 10 and in the case of being provided with air cleaner unit 20
Change the angle of yaw operating.
As shown in Fig. 4 (a), air cleaner unit 20 upward in the state of (elevation angle is set as 60 °), it is main
What is sucked is the air above room, therefore, it is possible to catch the lighter particulate floated in air.Particularly, by making cunning
The dynamic upward sliding of pipe 50, air cleaner unit 20 is set in higher position, can more effectively catch in air and float
Lighter particulate.
In addition, as shown in Fig. 4 (b), in air cleaner unit 20 towards (setting the angle of depression in the state of the direction of ground
For 10 °), the heavier particulate such as the pollen accumulated on ground can be caught.The ground such as woollen blanket easily take up dust when people trespasses,
Therefore, the angle of depression is set as that 10 ° can effectively improve dust collecting effect.Particularly, by making the slide downward of sliding tube 50, by sky
Gas purifier unit 20 is set in relatively low position, can more effectively catch the heavier particulate such as the pollen accumulated on ground.
When carrying out barbecue on dining table, or being sitting in smoking on chair, air cleaner unit 20 is set to raise and make device
100 operate in higher position, in the case where being seated at before ground table, air cleaner unit 20 is declined and device 100 is existed
Relatively low position operating etc., thereby, it is possible to make air cleaner unit 20 close to smog, the occurring source of peculiar smell, so as to make
Air purifier effectively operates.
In addition, sliding tube 50 both can be slided up and down manually, and fixed at an arbitrary position using ratchet mechanism,
Also can be slided up and down by electronic mode.
Fig. 5 (a) is the front view for the device of the invention for playing fan functionality, and Fig. 5 (b) is the side view of the device
Figure, Fig. 5 (c) is the rearview of the device, and Fig. 5 (d) is the main portion sectional view of the device.
The device 100 of the present invention plays fan functionality when air cleaner unit 20 more is replaced with into fan unit 10.
Fan unit 10 includes protecgulum 11a, bonnet 11b and (the 2nd) blade 12 (for example, propeller fan).Before
Cover 11a and blade 12 is covered from side and below from blade 12, bonnet 11b is above covered.
When playing fan functionality, sensor 91 does not work the device 100 of the present invention.Therefore, as shown in Fig. 5 (d), with
Bonnet 21b shown in Fig. 3 (d) is different, without being set in bonnet 11b positions corresponding with the opening k1 of shell 90 with sensor
Put opening.Although in addition, eliminating diagram, it can also be provided for covering sensor air entry q' cover body.
In the device 100, the inscape beyond fan unit 10, yaw operating play air purifier with device 100
It is identical during function, therefore omit the description.
Preferably, switching switch portion is provided with motor case body portion 30, and (the applicant is in Japanese Patent Application 2016-
The scheme proposed in No. 002483 specification), allow the identification of device 100 to be to be mounted with air cleaner unit using switch portion is switched
20, still it is mounted with fan unit 10.In such a case it is possible to automatically switch air purifier pattern and fan mode, do not have to
Worry maloperation.
Fig. 6 represents the block diagram of the control circuit of the device 100 of the present invention.
Controller includes：For switch the air purifier of air purifier pattern and fan mode/fan switching switch,
It is responsible for the air purifier control unit of control when device 100 plays air purifier function, plays fan functionality in device 100
When be responsible for control fan control portion, timer control unit and for store timer timing, air quantity setting etc. use state
Storage part.
Controller passes through air purifier/fan switching switch selection air purifier control unit or fan control portion, profit
With control unit control blade motor, upper and lower yaw motor and the hunt motor chosen.
The sensor controller of air purifier control unit judges the dust in air based on the signal from sensor 91
Concentration, so as to control the operating of blade motor, upper and lower yaw motor and hunt motor.
In addition, the power suppling part for supplying D/C power to each control unit and each motor is connected with controller and is shown
Show/operating portion.The button of display/guidance panel 70 is configured with display/operating portion.
Blade motor can use DC brushless electric machines etc., and can be in the situation of air purifier and the situation of fan
The lower revolution for changing blade motor respectively.For example, it is controlled rotate at high speed in the case of air purifier, in fan
In the case of be controlled with low speed rotation, and can select respectively it is strong, in, the multi gear revolution such as weak make blade motor
Make.
Claims (1)
- It is 1. a kind of with the air cleaner unit that can be exchanged and the device of fan unit, it is characterised in thatThe device plays air purifier function when the air cleaner unit is installed on into motor case body portion,Fan functionality is played when the fan unit is installed on into the motor case body portion,The air cleaner unit include the 1st blade, the 1st blade front filter assemblies and covering described the The cover body of 1 blade and the filter assemblies,The fan unit includes the 2nd blade and covers the cover body of the 2nd blade,The blade motor for rotating the 1st blade and the 2nd blade is accommodated in the motor case body portion,Formed with the sensor shell for accommodating sensor in the motor case body portion, the sensor, which has, is used as dust At least one of the function of sensor and function as smell sensor function,The sensor shell connects with the air cleaner unit, and by sensor air entry and the motor The ft connection of chest portion,When rotating the 1st blade, the inside of the sensor shell is relative to the outside in the motor case body portion Pressure turns into negative pressure, and the air of the outside in the motor case body portion is inhaled into the sensing via the sensor with air entry The inside of device shell.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016065103A JP6022724B1 (en) | 2016-03-29 | 2016-03-29 | Devices that function as air purifiers and electric fans |
| JP2016-065103 | 2016-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107023898A CN107023898A (en) | 2017-08-08 |
| CN107023898B true CN107023898B (en) | 2018-04-06 |
Family
ID=57247513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710184035.9A Expired - Fee Related CN107023898B (en) | 2016-03-29 | 2017-03-24 | Air purifier, air purifier function and the device of fan functionality can be played |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6022724B1 (en) |
| CN (1) | CN107023898B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019017485A1 (en) * | 2017-07-21 | 2019-01-24 | ダイキン工業株式会社 | Filter unit, gas supply device, in-vehicle air conditioner, and cooling device for container |
| CN108437755A (en) * | 2018-05-15 | 2018-08-24 | 江西虔东稀土科技协同创新有限公司 | A kind of vehicular air purifier of accurate instant playback particle concentration |
| KR102178549B1 (en) * | 2018-10-23 | 2020-11-17 | 성창호 | Air cleaner |
| KR20220043526A (en) * | 2020-09-29 | 2022-04-05 | 삼성전자주식회사 | Air cleaner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2081007U (en) * | 1991-01-11 | 1991-07-17 | 钱群壮 | Air purifier for electric fan |
| CN104110814A (en) * | 2013-04-22 | 2014-10-22 | 广东美的环境电器制造有限公司 | Air cooler |
| CN104338397A (en) * | 2013-08-07 | 2015-02-11 | 珠海格力电器股份有限公司 | Air purifier |
| CN204170554U (en) * | 2014-07-30 | 2015-02-25 | 黄益飞 | Air filter and install the fan of this air filter |
| CN204404386U (en) * | 2013-12-25 | 2015-06-17 | 大金工业株式会社 | Air purifier |
| CN104776513A (en) * | 2015-04-26 | 2015-07-15 | 中国计量学院 | Internal and external air purifier with automatic filter core replacement prompting function |
| CN104848461A (en) * | 2015-05-04 | 2015-08-19 | 魏春华 | Multifunctional temperature control fan |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3090059B2 (en) * | 1996-06-21 | 2000-09-18 | ダイキン工業株式会社 | Air purifier with dust detection sensor |
| US20120145010A1 (en) * | 2009-08-27 | 2012-06-14 | Yoshiro Yamamoto | Air cleaner |
-
2016
- 2016-03-29 JP JP2016065103A patent/JP6022724B1/en not_active Expired - Fee Related
-
2017
- 2017-03-24 CN CN201710184035.9A patent/CN107023898B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2081007U (en) * | 1991-01-11 | 1991-07-17 | 钱群壮 | Air purifier for electric fan |
| CN104110814A (en) * | 2013-04-22 | 2014-10-22 | 广东美的环境电器制造有限公司 | Air cooler |
| CN104338397A (en) * | 2013-08-07 | 2015-02-11 | 珠海格力电器股份有限公司 | Air purifier |
| CN204404386U (en) * | 2013-12-25 | 2015-06-17 | 大金工业株式会社 | Air purifier |
| CN204170554U (en) * | 2014-07-30 | 2015-02-25 | 黄益飞 | Air filter and install the fan of this air filter |
| CN104776513A (en) * | 2015-04-26 | 2015-07-15 | 中国计量学院 | Internal and external air purifier with automatic filter core replacement prompting function |
| CN104848461A (en) * | 2015-05-04 | 2015-08-19 | 魏春华 | Multifunctional temperature control fan |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6022724B1 (en) | 2016-11-09 |
| CN107023898A (en) | 2017-08-08 |
| JP2017180900A (en) | 2017-10-05 |
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