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WO2013038765A1 - Dispositif de diffusion de fines particules - Google Patents

Dispositif de diffusion de fines particules Download PDF

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Publication number
WO2013038765A1
WO2013038765A1 PCT/JP2012/065267 JP2012065267W WO2013038765A1 WO 2013038765 A1 WO2013038765 A1 WO 2013038765A1 JP 2012065267 W JP2012065267 W JP 2012065267W WO 2013038765 A1 WO2013038765 A1 WO 2013038765A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
suction port
fine particle
air outlet
outlet
Prior art date
Application number
PCT/JP2012/065267
Other languages
English (en)
Japanese (ja)
Inventor
毅 小河
公明 富本
Original Assignee
シャープ株式会社
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
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Publication of WO2013038765A1 publication Critical patent/WO2013038765A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22—Ionisation
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/14—Filtering means

Definitions

  • the present invention relates to a microparticle diffusing apparatus that sends microparticles such as ions and diffuses them into a room.
  • a conventional fine particle diffusion device is disclosed in Patent Document 1.
  • This fine particle diffusing device constitutes an air cleaner, which opens a suction port on the back surface of the housing and opens a blower outlet on the top surface.
  • a blower duct that connects the suction port and the blowout port is provided in the housing.
  • a blower is arranged in the air duct.
  • a filter that collects dust is disposed on the upstream side of the blower, and an ion generator that generates ions that are fine particles is disposed on the downstream side of the blower.
  • the fine particle diffusing device is installed on the floor surface, for example, with one side wall facing the back side. Indoor air is taken into the air duct from the suction port by driving the blower, and dust contained in the air is collected by the filter. The air from which the dust has been removed contains positive ions and negative ions generated by the ion generator, and is sent rearward and upward from the air outlet.
  • the air containing ions sent out from the air outlet rises along the indoor side wall, circulates along the ceiling wall, the side wall facing the front of the housing, and the floor surface, and returns to the suction port.
  • chamber interior ion is supplied to the living space where the user inhabited formed in the approximate center part of the floor. Therefore, the sterilization effect and deodorizing effect of the entire room including the living space can be obtained.
  • air containing ions sent out from the blowout port flows along the indoor ceiling wall, the side wall facing the front surface of the housing, and the floor surface, and returns to the suction port.
  • the sterilization effect and the deodorization effect can be improved. For this reason, if the flow rate of the air blown out from the outlet is increased, ions generated by the ion generator are sequentially sent out, so that the ion concentration in the room can be increased.
  • An object of the present invention is to provide a microparticle diffusion device that can reduce the user's discomfort and increase the concentration of microparticles in the living space.
  • the present invention provides a suction port that opens to the front surface of a housing and sucks indoor air, and a first air outlet that opens to the housing while an airflow sucked from the suction port flows therethrough.
  • indoor air is taken into the housing from the front surface of the housing through the suction port, and branches into the first air passage and the second air passage.
  • the fine particles generated by the fine particle generator are released to the first air passage, and the air containing the fine particles is sent forward from the first air outlet.
  • circulates a 2nd ventilation path is sent in a different direction from a 1st blower outlet from a 2nd blower outlet.
  • the air sent out from the first air outlet is attracted to the air inlet by the intake air from the air inlet that opens to the front surface of the housing, and the fine particles diffuse into the living space.
  • the flow rate of the suction airflow at the suction port is increased, the flow rate of the air sent from the first air outlet is suppressed because it branches to the first and second air passages, and the increase in the wind speed in the living space is suppressed.
  • the present invention is characterized in that, in the fine particle diffusing apparatus having the above-described configuration, an air flow is blown out backward from the second air outlet.
  • the present invention is characterized in that, in the fine particle diffusing apparatus having the above-described configuration, a first air outlet is disposed above the suction port. According to this structure, the airflow sent out from the 1st blower outlet is drawn below by the suction airflow of a suction inlet.
  • the present invention can provide a shortcut before a part of the air flow sent from the first outlet reaches the opposite side wall when arranged along one side wall in the room. It is characterized by being guided to the suction port. According to this structure, the airflow sent out from the 1st blower outlet is attracted by the suction airflow of a suction inlet, and a part of airflow is sucked into a suction inlet before reaching an opposing side wall, and it shortcuts.
  • the present invention is characterized in that in the fine particle diffusing apparatus having the above-described configuration, the fine particles generated by the fine particle generator include any of ions, fragrances, deodorants, insecticides, and bactericides. .
  • the suction port that opens to the front surface of the housing, the first air passage that sends the airflow including ions from the first air outlet, and the first air outlet through a second air outlet in a different direction. Since it has the 2nd ventilation passage which sends out an air current, the air sent out from the 1st blower outlet by the suction of a suction mouth is drawn near to a suction mouth, and it can diffuse micro particles into living space. Moreover, even if the flow rate of the suction airflow at the suction port is increased, the flow rate of the air sent from the first air outlet is suppressed because it branches to the first and second air passages, and the increase in the wind speed in the living space is suppressed. . Therefore, the user's discomfort can be reduced and the concentration of the fine particles in the living space can be increased.
  • FIG. 1 shows a side cross-sectional view of a microparticle diffusion device 1 according to an embodiment.
  • the fine particle diffusing apparatus 1 has a suction port 2a opened on the front surface of the housing 2, and a first air outlet 2c opened above the suction port 2a.
  • a second air outlet 2d opens on the upper surface of the housing 2.
  • a blower duct 4 formed of a resin molded product is disposed in the housing 2. The air duct 4 allows communication between the suction port 2a and the first air outlet 2c and between the air inlet 2a and the second air outlet 2d.
  • a blower 5 made of a sirocco fan is arranged with the intake side facing the suction port 2a.
  • the air duct 4 has an intake passage 4a formed on the upstream side of the blower 5 and an exhaust passage 4b formed on the downstream side.
  • a filter 3 that collects dust is disposed in the intake passage 4a so as to face the suction port 2a.
  • the exhaust passage 4b branches into a first air passage 4c and a second air passage 4d, and the first air outlet 2c and the second air outlet 2d are opened at the respective end faces.
  • a wind direction plate 6 that guides the airflow upward is provided.
  • a wind direction plate 7 In the vicinity of the second air outlet 2d of the second air passage 4d, there is provided a wind direction plate 7 for guiding the airflow rearward and upward.
  • An ion generator 10 (microparticle generator) is disposed on the wall surface of the first air passage 4c.
  • an electrode (not shown) to which a voltage having an AC waveform or an impulse waveform is applied generates corona discharge to generate ions.
  • the voltage applied to the electrode is a positive voltage
  • hydrogen ions generated by corona discharge combine with moisture in the air to generate positive ions mainly composed of H + (H 2 O) m.
  • the applied voltage of the electrode is a negative voltage
  • oxygen ions by corona discharge combine with moisture in the air to generate negative ions mainly composed of O 2 ⁇ (H 2 O) n.
  • m and n are arbitrary natural numbers.
  • H + (H 2 O) m and O 2 ⁇ (H 2 O) n aggregate around the surface of airborne bacteria and odorous components and surround them.
  • active species [ ⁇ OH] hydroxyl radicals
  • H 2 O 2 hydrogen peroxide
  • m ′ and n ′ are arbitrary natural numbers. Therefore, indoor sterilization and odor removal can be performed by generating positive ions and negative ions and sending them out from the first outlet 2c.
  • the blower 5 and the ion generator 10 are driven.
  • indoor air flows into the blower duct 4 from the suction port 2a as indicated by an arrow A.
  • the air flowing into the air duct 4 is collected by the filter 3 and guided to the exhaust passage 4b, and branches into the first air passage 4c and the second air passage 4d.
  • the air flowing through the first air passage 4c contains ions generated by the ion generator 10, and is sent out from the first air outlet 2c upward and forward as indicated by an arrow B1.
  • the air flowing through the second air passage 4d is sent upward and rearward from the second air outlet 2d as shown by the arrow B2.
  • the flow passage areas of the first and second blower passages 4c and 4d are set so that the flow rate of the blown airflow at the first blowout port 2c is 1 ⁇ 2 or less of the suction airflow at the suction port 2a.
  • the flow rate of the suction airflow at the suction port 2a is preferably 3 m 3 / min or more, and is set to 8 m 3 / min, for example.
  • the airflow sent out from the second air outlet 2d rises along the indoor side wall facing the back surface of the housing 2 and flows along the ceiling wall, the side wall facing the front surface of the housing 2 and the floor surface.
  • the air stream sent out from the first outlet 2c flows toward the side wall facing the front surface of the fine particle diffusion device 1.
  • the airflow sent from the first air outlet 2c is attracted to the suction airflow and bent downward.
  • the wind speed of the indoor living space is suppressed and ions are diffused and spread throughout the living space. Therefore, the ion concentration in the living space can be increased, and the sterilization effect and the deodorizing effect can be improved.
  • the living space is a range from the floor surface in the center of the room to the height of the person.
  • the flow rate of the suction air flow may be set so that a part of the air flow is short-cut before reaching the side wall facing the front surface of the microparticle diffusion device 1 and flows into the suction port 2a.
  • 2 and 3 show the ion concentration distribution in the room by the microparticle diffusion device 1 of the present embodiment.
  • 4 and 5 show the distribution of ion concentration in the room by the microparticle diffusion device 1 'of the comparative example.
  • the room R has a size of about 6 tatami mats, and the width W, the depth D, and the height H are 3500 mm, 3000 mm, and 2500 mm, respectively.
  • 2 and 4 show distributions on a vertical plane passing through the center in the depth D direction
  • FIGS. 3 and 5 show distributions on a horizontal plane having a height of 1250 mm.
  • the ion concentration at the first outlet 2c is 5 million / cm 3
  • the suction flow rate at the inlet 2a is 8 m 3 / min
  • the first outlet 2c and the second outlet is 8 m 3 / min
  • the flow rate of the 2d blown airflow is 4 m 3 / min
  • the wind speed of the first blower outlet 2 c is 2.5 m / second
  • the wind speed of the second blower outlet 2 d is 2 m / second.
  • FIG. 6 and 7 show a front sectional view and a side sectional view of a comparative microparticle diffusion device 1 '.
  • the same reference numerals are given to the same parts as those of the fine particle diffusion device 1 of the present embodiment shown in FIG.
  • the fine particle diffusion device 1 ′ is configured by arranging two similar air flow paths in the left and right directions in the housing 2. Suction ports 2 a each having a filter (not shown) are opened on both side surfaces of the housing 2. Two first air outlets 2c are opened on the upper surface of the housing 2, and the second air outlet 2d (see FIG. 1) is omitted. The first air outlet 2c is provided with a wind direction plate 6 that guides the airflow upward and forward.
  • a blower 5 composed of a sirocco fan facing the suction side of each suction port 2 a is arranged.
  • an ion generator 10 microwave generator is disposed on the downstream side of the blower 5.
  • microparticle diffusion devices 1 ′ of the comparative example are arranged along one side wall.
  • the ion concentration at the first outlet 2c is 5 million pieces / cm 3
  • the suction flow rate at the suction port 2a and the blowout flow rate at the first blower outlet 2c are 1.5 m 3 / min (per unit), and the first blower outlet 2c.
  • the wind speed is 4.2 m / sec.
  • the airflow sent forward and upward from the first air outlet 2 c circulates along the ceiling wall, the opposite side wall, and the floor surface.
  • the ion concentration is 100,000 / cm 3 or less in the upper part of the living space of the room R, and a sterilizing effect and a deodorizing effect cannot be sufficiently obtained.
  • the ion concentration of the living space is 100,000 / cm 3 or more, and a sterilization effect and a deodorizing effect can be sufficiently obtained.
  • the suction port 2a that opens to the front surface of the housing 2, the first air passage 4c that forwards the airflow containing ions from the first air outlet 2c, and the rear through the second air outlet 2d. Since it has the 2nd ventilation path 4d which sends out an air current, the air sent out from the 1st blower outlet 2c by the suction of suction mouth 2a is drawn near to suction mouth 2a, and can diffuse ion into living space. Moreover, even if the flow rate of the suction airflow at the suction port 2a is increased, the flow rate of the air sent out from the first blowout port 2c is suppressed because it branches into the first and second air passages 4c, 4d, and the wind speed of the living space is reduced. Increase is suppressed. Therefore, the user's discomfort can be reduced and the ion concentration in the living space can be increased.
  • the airflow sent out from the 2nd blower outlet 2d should just be a different direction (side, back, upward) from the 1st blower outlet 2c, but it is more desirable to send an airflow back from the 2nd blower outlet 2d.
  • the airflow rises along the indoor side wall facing the back surface of the housing 2 in the vicinity, and the airflow flows along the ceiling wall and the side wall facing the front surface of the housing 2. For this reason, the airflow which goes to living space can be suppressed reliably, and a user's discomfort can be reduced more.
  • ions can be diffused more reliably.
  • the microparticle diffusion device 1 generates positive ions and negative ions by the ion generator 10 to sterilize the room, but is not limited thereto.
  • the fine particle diffusion device 1 that generates only negative ions by the ion generator 10 and obtains an indoor relaxation effect may be used.
  • diffusion apparatus 1 which discharge
  • the present invention can be used for a microparticle diffusion device that sends out microparticles such as ions and diffuses them into the room.

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

La présente invention est équipée : d'un orifice d'aspiration (2a) qui s'ouvre dans la surface avant d'un boîtier (2) et aspire l'air présent dans une pièce ; d'un premier chemin de soufflage (4c) par lequel l'écoulement d'air aspiré depuis l'orifice d'aspiration (2a) s'écoule et est soufflé vers l'avant par le biais d'un premier orifice d'évacuation (2c) formé dans le boîtier (2) ; d'un second chemin de soufflage (4d) par lequel l'écoulement d'air aspiré depuis l'orifice d'aspiration (2a) s'écoule et est soufflé dans une direction différente de celle du premier orifice d'évacuation (2c) par le biais d'un second orifice d'évacuation (2d) formé dans le boîtier (2) ; et d'un dispositif de production de fines particules (10) qui produit de fines particules et émet lesdites particules dans le premier chemin de soufflage (4c).
PCT/JP2012/065267 2011-09-12 2012-06-14 Dispositif de diffusion de fines particules WO2013038765A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011198011A JP2013061095A (ja) 2011-09-12 2011-09-12 微小粒子拡散装置
JP2011-198011 2011-09-12

Publications (1)

Publication Number Publication Date
WO2013038765A1 true WO2013038765A1 (fr) 2013-03-21

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PCT/JP2012/065267 WO2013038765A1 (fr) 2011-09-12 2012-06-14 Dispositif de diffusion de fines particules

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JP (1) JP2013061095A (fr)
WO (1) WO2013038765A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115066280A (zh) * 2020-02-20 2022-09-16 夏普株式会社 运动系统、运动装置及运动方法
WO2022264649A1 (fr) * 2021-06-15 2022-12-22 シャープ株式会社 Procédé de soufflage et dispositif souffleur

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200330640A1 (en) * 2017-11-28 2020-10-22 Sharp Kabushiki Kaisha Ion generator, apparatus, method for providing climate-controlled space, method of stress reduction, method of improving degree of concentration, and method of improving degree of comfort
WO2025104796A1 (fr) * 2023-11-14 2025-05-22 三菱電機株式会社 Dispositif de génération d'espèce active, vitrine, climatiseur, plancher fermé et procédé de suppression de la croissance de moisissures et de micro-organismes

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11197541A (ja) * 1998-01-16 1999-07-27 Ricoh Elemex Corp 空気清浄装置
JP2002277002A (ja) * 2001-03-21 2002-09-25 Mitsubishi Electric Corp 筐体冷却システム
JP2003294281A (ja) * 2002-04-03 2003-10-15 Denso Corp 空気清浄器
JP2010249385A (ja) * 2009-04-15 2010-11-04 Sharp Corp 空気清浄機
JP2011002229A (ja) * 2010-10-04 2011-01-06 Max Co Ltd 空気清浄装置及び建物
JP2011158182A (ja) * 2010-02-01 2011-08-18 Sharp Corp 送風ファン及びそれを用いたサーキュレータ、微小粒子拡散装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11197541A (ja) * 1998-01-16 1999-07-27 Ricoh Elemex Corp 空気清浄装置
JP2002277002A (ja) * 2001-03-21 2002-09-25 Mitsubishi Electric Corp 筐体冷却システム
JP2003294281A (ja) * 2002-04-03 2003-10-15 Denso Corp 空気清浄器
JP2010249385A (ja) * 2009-04-15 2010-11-04 Sharp Corp 空気清浄機
JP2011158182A (ja) * 2010-02-01 2011-08-18 Sharp Corp 送風ファン及びそれを用いたサーキュレータ、微小粒子拡散装置
JP2011002229A (ja) * 2010-10-04 2011-01-06 Max Co Ltd 空気清浄装置及び建物

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115066280A (zh) * 2020-02-20 2022-09-16 夏普株式会社 运动系统、运动装置及运动方法
CN115066280B (zh) * 2020-02-20 2023-08-22 夏普株式会社 运动系统、运动装置及运动方法
WO2022264649A1 (fr) * 2021-06-15 2022-12-22 シャープ株式会社 Procédé de soufflage et dispositif souffleur

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