CN104296250B - Air purifier - Google Patents

Air purifier Download PDF

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Publication number
CN104296250B
CN104296250B CN201410340529.8A CN201410340529A CN104296250B CN 104296250 B CN104296250 B CN 104296250B CN 201410340529 A CN201410340529 A CN 201410340529A CN 104296250 B CN104296250 B CN 104296250B
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CN
China
Prior art keywords
blow
outlet
cleaning modes
suction inlet
blower
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
Application number
CN201410340529.8A
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Chinese (zh)
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CN104296250A (en
Inventor
木下刚
龟谷佳子
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Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Publication of CN104296250A publication Critical patent/CN104296250A/en
Application granted granted Critical
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

Air purifier of the invention includes: the body shell that top has suction inlet with blow-off outlet, front surface;Air cleaning portion and blower in body shell are set;Adjust the blow-off outlet adjustment section of the blow-off outlet opening area of blow-off outlet;The control unit being connect with blower and blow-off outlet adjustment section.Control unit has the normal mode and cleaning modes for controlling blower and blow-off outlet adjustment section respectively.Moreover, the blow-off outlet opening area of the blow-off outlet open area ratio normal mode of cleaning modes is small, and the revolving speed of the blower of cleaning modes is equal to or more than the revolving speed of the blower of normal mode.

Description

Air purifier
Technical field
The present invention relates to the air purifiers used in general family or office etc..
Background technique
In the prior art, this air purifier is equipped with people's detection sensor in main body front surface.It is passed when being detected by the people Sensor detect people often when, operating air quantity increase, air purification ability improve.This existing air purifier is for example It is disclosed in Japanese Unexamined Patent Publication 1-163546 bulletin.
Summary of the invention
The project of above-mentioned existing air purifier is, will to the dust deposition of floor when people does not live indoors Become more.That is, people's detection sensor will detect that nobody lives and stops blower when people does not live indoors.Therefore The dust particles for being suspended in the interior space due to the air-flow of people's activity formation or the air-flow of air purifier operating will be gradually It falls, settle, as dust deposition in floor.
Then, it is an object of the invention to reduce the dust deposition to floor.
For this purpose, air purifier of the invention includes: the body shell that top has suction inlet with blow-off outlet, front surface; Air cleaning portion and blower in body shell are set;Adjust the blow-off outlet adjustment section of the blow-off outlet opening area of blow-off outlet;With The control unit being connect with blower and blow-off outlet adjustment section.Control unit has the usual mould for controlling blower and blow-off outlet adjustment section respectively Formula and cleaning modes.Moreover, the blow-off outlet opening area of the blow-off outlet open area ratio normal mode of cleaning modes is small, and clear Sweep the blower of mode revolving speed be equal to or more than normal mode blower revolving speed.
This air purifier, since the revolving speed of the blower under cleaning modes is high, blow-off outlet opening area is small, so from master The air of the blow-off outlet blowout on body shell top is blown out to far.Moreover, being effectively drawn into from the suction inlet of body shell front surface The dust of indoor lower part reduces the dust deposition to floor.
Detailed description of the invention
Fig. 1 is the stereoscopic figure of the air purifier of embodiment of the present invention.
Fig. 2 is the cross section structure figure of the air purifier.
Cross section structure figure when Fig. 3 is the front surface decorative panel sliding of the air purifier.
Fig. 4 is the block diagram of the air purifier.
Fig. 5 is the flow chart for indicating the control action of the air purifier.
Fig. 6 is the concept map of the dust suspension distribution of room air.
Specific embodiment
In the following, being described with reference to the accompanying drawings to embodiments of the present invention.
(embodiment)
Fig. 1 is the stereoscopic figure of the air purifier of embodiment of the present invention, and Fig. 2 is the section knot of the air purifier Composition.As shown in Figure 1 and Figure 2, the body shell 1 of air purifier is shaped generally as box-shaped.It is provided in the front surface of body shell 1 Suck the suction inlet 3 of indoor air.In addition, being filled in the front surface of body shell 1 equipped with front surface in a manner of covering suction inlet 3 Plaque 2.Be inhaled into the air of body shell 1, by around front surface decorative panel 2, i.e. body shell 1 and front surface decorative panel 2 Between, it is inhaled into the sucking of mouth 3.
Cross section structure figure when Fig. 3 is the front surface decorative panel sliding of the air purifier of embodiment of the present invention.Such as Fig. 3 It is shown, the mechanism of oblique upper sliding forwards is equipped in front surface decorative panel 2.Before i.e. suction inlet 3 is made by motor (not shown) Surface decorating plate 2 forwards slide to change suction inlet opening area 3a by oblique upper.It is made of the motor and front surface decorative panel 2 Suction inlet adjustment section 11, adjust suction inlet 3 suction inlet opening area 3a.
In the upper surface (top) of body shell 1, equipped with purified air is blown out to indoor blow-off outlet 5.It is blowing out Mouth 5 is provided with the blowout shutter board (louver) 4 that blow-off direction 4a is become to elevation direction using motor (not shown).By the electricity The blow-off outlet adjustment section 10 that machine and blowout shutter board 4 are constituted, adjusts the blow-off outlet opening area 5a of blow-off outlet 5.
As shown in figure 3, have in body shell 1 filter 6, as blower an example fan motor 7, blow-off outlet Adjustment section 10 and control unit 9.Filter 6 is the air cleaning portion purified to the air sucked from suction inlet 3.Fan electricity Machine 7 be make from suction inlet 3 suck air to filter 6 divulge information, then from blow-off outlet 5 send out blower.Control unit 9 and fan electricity Machine 7, blow-off outlet adjustment section 10 and suction inlet adjustment section 11 connect.
In addition, people's detection sensor 8 is set to the front surface of body shell 1.People's detection sensor 8 is to be determined with nobody in room Interior determination unit indoors.People's detection sensor 8 is by Fresnel Lenses, the high dielectric ceramic etc. for example to infrared ray progress optically focused Pyroelectricity element is that there is such as 1Hz~10Hz frequency band the filter 10 of gain to constitute to the movement speed of human action.People's detection Sensor 8 utilizes the surface temperature for changing pyroelectricity element due to the infrared energy from human body radiation, generates charge on surface Pyroelectric effect, using the movement of people as voltage signal export.
Fig. 4 is the block diagram of the air purifier of embodiment of the present invention.As shown in figure 4, control unit 9, which is based on people, detects sensing The detection signal of device 8, control fan motor 7, front surface decorative panel 2 and the driving for blowing out shutter board 4.That is, fan motor 7, blowing The motor of 2 driving of the motor of 4 driving of shutter board and front surface decorative panel out, connect with control unit 9.
Illustrate the movement of the control unit 9 in above structure with Fig. 5, Fig. 5 is the air cleaning for indicating embodiment of the present invention The flow chart of the control action of device.When the operating switches (example of operation portion 12) of the body shell 1 of Fig. 3 open (ON), Air purifier starts running (S1), and control unit 9 is with the revolving speed driving fan motor 7 (S2) of wind speed A.The state is usual mould Formula.
People's detection sensor 8 sense it is indoor whether someone, (S3) still is not being determined to indoor people.It is examined in people It surveys during sensor 8 determines for people indoors, control unit 9 continues driving fan motor 7 with the revolving speed of wind speed A.
People's detection sensor 8 determine for people not indoors when, that is, when people is not detected, setting include cleaning modes A and The cleaning modes (S4) of cleaning modes B.After cleaning modes start, control unit 9 is with the revolving speed driving fan motor 7 of wind speed B (S5).Wind speed B is the relationship of wind speed B > wind speed A.That is, when the rotating ratio normal mode of fan motor 7 when cleaning modes The revolving speed of fan motor 7 is big.
Then, front surface decorative panel 2 is moved upward (S6).Later, the facing upward in blowout shutter board 4 as cleaning modes A Angular direction big (surface to) periodically moves back and forth (S7) between state and small (front oblique direction) state.This Sample, people not when start the operatings of cleaning modes.In cleaning modes, wind speed A when with than people indoors big wind speed B is driven Dynamic fan motor 7.
Moreover, the suction inlet opening area 3a of the suction inlet 3 of the front surface of body shell 1 shown in Fig. 3 increases, blinds is blown out Plate 4 is swung, so that indoor high regional space of the air blown out from blow-off outlet 5 in Fig. 6 is recycled, wherein Fig. 6 is room The concept map of the dust suspension distribution of interior air.
As shown in fig. 6, space, the dust such as the excrement and corpse, pollen and dust of the big mite of partial size are easy sedimentation indoors, It is distributed in indoor low area space mostly.In addition, distribution is indoors mostly for small cigarette, coal smoke and virus of cigarette of partial size etc. High regional space.
Therefore, in cleaning modes operation start, to the high regional space blow out air of Fig. 6, promote the dust to suspend The sedimentation of grain.Moreover, being determined (S8) by stipulated time S in cleaning modes A operation start.If in stipulated time S Before (present embodiment is 30 points) passes through, then control unit 9 is maintained to the action state of S7.
After stipulated time S (30 points), the control unit 9 of Fig. 3 will blow out the blowout side of shutter board 4 as cleaning modes B Front oblique upper (elevation angle is small) (S9) is remained to 4a.
Then, 9 couples of the control unit blow-off direction 4a by blowout shutter board 4 have passed through regulation after remaining front oblique upper Time T is determined (S10).
Before by stipulated time T (present embodiment is 30 points), then control unit 9 maintains the action state of S9.Through When crossing stipulated time T (30 points), cleaning modes B, i.e. cleaning modes are closed (OFF) (S11) by control unit 9, return to common sky Gas purifier operates (S1).
In this way, in the indoor low area space of Fig. 6, exist the dust particles settled by the operating of cleaning modes A and The big dust particles of the partial size being originally largely distributed.
In cleaning modes B, blows out shutter board 4 and remain front oblique upper (elevation angle is small) so that the sky blown out from blow-off outlet 5 Gas is recycled in the indoor low area space of Fig. 6, and with Wind Volume (fan motor 7 is high speed rotation) blowout.Moreover, figure 3 suction inlet opening area 3a increases, and is present in the dust particles in the low area space of Fig. 6 by effectively dust.
In cleaning modes A, the reciprocating motion of blowout shutter board 4 is carried out continuously 20 minutes~40 minutes degree.It is excellent It selects continuous 30 minutes or so.Indoors under unmanned state, 30 points are needed in the dust particles sedimentation that the high regional space of Fig. 6 suspends Clock~40 minute.Therefore, the time of the cleaning modes A blown out from air purifier to the high regional space of Fig. 6 is 30 minutes left sides The right side.
In addition, the space of the area for 10~15 tatamis (being roughly equal to 16.56~24.84 square meters) degree, is settled down to and connects The dust of the dust of near-earth plate face etc. needs 20 minutes~40 minutes or so.What air purifier operated in the state of nobody is clear The mode preferably short time is swept, so cleaning modes B preferably 30 minutes or so.
In addition, being also moved upward in cleaning modes B and front surface decorative panel 2, become the suction of the suction inlet 3 of lower section Entrance opening area 3a big state is preferable.That is, in cleaning modes B, the dust in the low area space due to having sucked Fig. 6 Grain, so the sucking air quantity of the lower section from air purifier increases, dust particles are efficiently suctioned.
In addition, the elevation angle of the blowout shutter board 4 of cleaning modes B is preferably 20 °~45 ° ranges, 30 ° of left sides are more preferably kept It is right.By with the angle blow out air, as long as the area of 10~15 tatamis, it will be able to make air throughout to opposite inner wall Near, it is efficiently collected in the dust particles that the low domain space of Fig. 6 left floating.
As described above, in the present embodiment, when setting cleaning modes, the revolving speed of fan motor 7 is big.Moreover, passing through Reduce the elevation angle of the blowout shutter board 4 of Fig. 3, to reduce the blow-off outlet opening area 5a of blow-off outlet 5.Therefore, from 1 top of body shell Blow-off outlet 5 blow out air be blown out to a more distant place.As a result, inhibiting flying upward for the dust of indoor lower part.Moreover, at this Under state, the dust of indoor lower part is efficiently suctioned from the suction inlet 3 of 1 front surface of body shell, reduces dust to floor Deposition.
Moreover, because suction inlet opening area 3a increases, so the dust of indoor lower part is effectively inhaled from suction inlet 3 Enter.As a result, reducing deposition of the dust to floor.In this way, control unit 9 shown in Fig. 3 has control fan motor 7 respectively With the normal mode and cleaning modes of blow-off outlet adjustment section 10.Moreover, compared with normal mode, being reduced under cleaning modes Blow-off outlet opening area 5a, and the revolving speed of fan motor 7 improves, and front surface decorative panel 2 is moved upward, so that suction inlet is opened Open area 3a is identical or above.
In addition, being 320rpm (revolutions in mute operating for the revolving speed of the fan motor 7 of normal mode Per minute: revolutions per minute), it is 650rpm in middle operating, is 1430rpm when Wind Volume operates.In addition, cleaning mould Formula B, the revolving speed of fan motor 7 are usually 1430rpm.That is, in cleaning modes B, fan motor 7 with the maximum of normal mode or Speed rotation near it, forms Wind Volume.
In addition, the ratio between the blow-off outlet opening area 5a of Fig. 3 of normal mode and cleaning modes B, in terms of vertical direction, usually Mode: cleaning modes B=26:17.That is, blow-off outlet opening face of the blow-off outlet opening area 5a of cleaning modes B than normal mode Product 5a is small.It therefore, is that Wind Volume and wind blow farther out in cleaning modes B.
In addition, the ratio between suction inlet opening area 3a of normal mode and cleaning modes B is normal mode: cleaning modes B= 77~100:100.That is, the suction inlet opening area 3a of cleaning modes B is set as the suction inlet opening area 3a or more of normal mode. Therefore, air is sucked with Wind Volume and in large quantities in cleaning modes B.
As a result, can significantly reduce the dust deposition to floor in cleaning modes B.Furthermore, it can be considered that cleaning Compared with normal mode, the air quantity that the air of suction inlet 3 is flowed in floor becomes larger Mode B, so being greatly reduced to ground The dust deposition of plate face.
That is, the blow-off outlet opening area 5a of cleaning modes B is smaller than normal mode, the blow-off direction 4a of shutter board 4 is blown out Close to horizontal direction (elevation angle of the direction 4a of blowout is small).Therefore, it is blown out in the horizontal direction from the air that blow-off outlet 5 is blown out Behind place far from suction inlet 3, at least part is gone downwards.Later, the air of the Wind Volume gone downwards, to big opening face Long-pending suction inlet 3 is gone.As a result, it is believed that cleaning modes B compared with normal mode, flows to suction inlet 3 in floor Air air quantity increase, the dust deposition to floor is greatly reduced.
In addition, in embodiments of the present invention, equipped with the cleaning modes A for moving back and forth blowout shutter board 4.But Under cleaning modes, cleaning modes A is not required, and may also be only cleaning modes B.
In addition, in embodiments of the present invention, cutting for normal mode and cleaning modes is carried out using people's detection sensor 8 It changes.But it is also possible to be cleaned by manual operation by the operation portion shown in Fig. 3 12 of setting normal mode and cleaning modes Mode setting.In this way, control unit 9 can also be connect with operation portion 12 or people's detection sensor 8.

Claims (5)

1. a kind of air purifier characterized by comprising
Top has the body shell of suction inlet with blow-off outlet, front surface;
Air cleaning portion and blower in the body shell are set;
Adjust the blow-off outlet adjustment section of the blow-off outlet opening area of the blow-off outlet;With
The control unit being connect with the blower and the blow-off outlet adjustment section,
In the blowout blinds that the blow-off outlet is provided with the composition blow-off outlet adjustment section and blow-off direction changes in elevation direction Plate reduces the blow-off outlet opening area by reducing the elevation angle of the blowout shutter board,
The control unit has the normal mode and cleaning modes for controlling the blower and the blow-off outlet adjustment section respectively, In, the cleaning modes include the 1st cleaning modes and the 2nd cleaning mould carried out after the 1st cleaning modes operate the stipulated time Formula,
Under the 1st cleaning modes, the period between the elevation direction of the blowout shutter board big state and small state Property move back and forth, and compared with the normal mode, the revolving speed of the blower is made to be equal to or more than the normal mode The revolving speed of the blower,
Under the 2nd cleaning modes, compared with the normal mode, by the shutter board of the blow-off outlet remain front tiltedly on Side, keeps the blow-off outlet opening area smaller, and it is described to be equal to or more than the revolving speed of the blower of the cleaning modes The revolving speed of the blower of normal mode increases the blowout speed of the blow-off outlet, is kept for the stipulated time.
2. air purifier as described in claim 1, it is characterised in that:
The suction inlet adjustment section for adjusting the suction inlet opening area of the suction inlet is also connected in the control unit, and described clear The suction inlet opening area for sweeping mode is equal to or more than the suction inlet opening area of the normal mode.
3. air purifier as claimed in claim 2, it is characterised in that:
The front surface decorative panel for constituting the suction inlet adjustment section is provided in the front surface of the body shell, by make it is described before Surface decorating plate is moved upward, to make the suction inlet opening area of the cleaning modes be equal to or more than the usual mould The suction inlet opening area of formula.
4. air purifier as described in claim 1, it is characterised in that:
The operation portion for setting the normal mode and the cleaning modes is also connected in the control unit.
5. air purifier as described in claim 1, it is characterised in that:
It is also connected with someone's detection sensor in the control unit, is set as described when people is not detected in people's detection sensor Cleaning modes.
CN201410340529.8A 2013-07-17 2014-07-17 Air purifier Active CN104296250B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013148261A JP6209735B2 (en) 2013-07-17 2013-07-17 Air cleaner
JP2013-148261 2013-07-17

Publications (2)

Publication Number Publication Date
CN104296250A CN104296250A (en) 2015-01-21
CN104296250B true CN104296250B (en) 2019-02-22

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CN (1) CN104296250B (en)
HK (1) HK1206413A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105202722A (en) * 2015-09-18 2015-12-30 广州金田瑞麟净化设备制造有限公司 Air-supplying air speed control system and method
RU2710448C1 (en) * 2016-10-19 2019-12-26 Шарп Кабусики Кайся Air cleaner
CN107339776A (en) * 2017-06-27 2017-11-10 广东美的制冷设备有限公司 Control method, controller, air conditioner and computer-readable recording medium
CN108679791B (en) * 2018-04-16 2020-07-28 北京晶海科技有限公司 Air conditioner and purification combined operation control method and control system
CN109882963A (en) * 2019-01-17 2019-06-14 青岛易晟临科技有限公司 A kind of indoor air purification equipment
CN111780391A (en) * 2020-06-29 2020-10-16 安徽美博智能科技有限公司 Air conditioner with shutter cleaning equipment
CN114136000B (en) * 2021-11-30 2022-12-20 珠海格力电器股份有限公司 Cleaning assembly, fresh air system, air conditioner and cleaning method

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CN102216692A (en) * 2008-11-17 2011-10-12 松下电器产业株式会社 Air purifying device
JP2012097955A (en) * 2010-11-02 2012-05-24 Panasonic Corp Air cleaner

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JPH0968339A (en) * 1995-08-31 1997-03-11 Sekisui Chem Co Ltd Air conditioning apparatus
CN101245945A (en) * 2007-02-13 2008-08-20 松下电器产业株式会社 Air purifying machine
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JP2012097955A (en) * 2010-11-02 2012-05-24 Panasonic Corp Air cleaner

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JP6209735B2 (en) 2017-10-11
CN104296250A (en) 2015-01-21
JP2015021640A (en) 2015-02-02
HK1206413A1 (en) 2016-01-08

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