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WO2016098424A1 - Appareil épurateur d'air - Google Patents

Appareil épurateur d'air Download PDF

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Publication number
WO2016098424A1
WO2016098424A1 PCT/JP2015/078475 JP2015078475W WO2016098424A1 WO 2016098424 A1 WO2016098424 A1 WO 2016098424A1 JP 2015078475 W JP2015078475 W JP 2015078475W WO 2016098424 A1 WO2016098424 A1 WO 2016098424A1
Authority
WO
WIPO (PCT)
Prior art keywords
main body
body case
air
opening
unit
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.)
Ceased
Application number
PCT/JP2015/078475
Other languages
English (en)
Japanese (ja)
Inventor
乳井　一夫
洋介 久下
好孝 明里
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Home Appliance Co Ltd
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Home Appliance Co Ltd
Mitsubishi Electric Corp
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 Mitsubishi Electric Home Appliance Co Ltd, Mitsubishi Electric Corp filed Critical Mitsubishi Electric Home Appliance Co Ltd
Priority to CN201580068691.1A priority Critical patent/CN107106718B/zh
Priority to JP2016564714A priority patent/JP6361745B2/ja
Priority to TW104135047A priority patent/TWI682133B/zh
Priority to TW108136143A priority patent/TW202004099A/zh
Publication of WO2016098424A1 publication Critical patent/WO2016098424A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/003—Ventilation in combination with air cleaning
    • 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

Definitions

  • the present invention relates to an air purifier that cleans indoor air.
  • a casing Conventionally, a casing, an outside air suction opening formed in the casing, an outside air mixing chamber communicated with the outside air suction opening, a dust removal / sterilization chamber communicated with the outside air mixing chamber, and a dust removal / sterilization chamber
  • a dust removal / sterilization cartridge disposed, a dust removal / sterilization air mixing chamber communicated with the dust removal / sterilization chamber, a deodorization chamber communicated with the dust removal / sterilization air mixing chamber, and a deodorization cartridge disposed in the deodorization chamber;
  • a clean deodorizing air mixing chamber communicated with the deodorizing chamber, a clean deodorizing air discharge opening communicating with the clean deodorizing air mixing chamber, a cartridge replacement opening communicating with the dust removal / sterilization chamber and the deodorizing chamber,
  • an air cleaner provided with a moving part such as a caster at the lower part of the casing (see, for example, Patent Document 1).
  • the present invention has been made to solve the above-described problems, and an object thereof is to provide an air cleaner having a configuration capable of automatically changing the orientation of the main body.
  • an air cleaner includes a main body case, an upper unit provided at an upper portion of the main body case, and an auto turn unit that changes the direction of the main body case.
  • a front body case provided with a fan that generates a suction force for taking in indoor air, and a front body case provided with an air purifying filter for cleaning indoor air taken from outside; a front body case and a rear body What is necessary is just to comprise so that it may be connected so that it may become front and back, and an auto turn unit may be connected to the main body case in the state inserted
  • an air purifier capable of automatically changing the orientation of the main body.
  • FIG. 1 Perspective view of air cleaner M AA sectional view of the air purifier M in FIG. First exploded perspective view of the air purifier M Second exploded perspective view of air cleaner M (a) and enlarged view of engagement receiving portion 91 (b) Perspective view of auto turn unit 40 A plan view of the auto turn unit 40 (a) and a BB cross-sectional view in the plan view (a) (b) An exploded perspective view of the auto turn unit 40 An exploded perspective view of the upper unit 50 Exploded perspective view of human detection device 55 Cross section of human detection device 55 Schematic diagram showing the vertical viewing angle of the infrared sensor Image of rotation detection angle of human detection device Conceptual diagram corresponding to the position of the human detection device during rotational driving
  • an air cleaner M includes a main body case 10, a fan unit 20, a substrate unit 30, an auto turn unit 40 that is a rotation mechanism that changes the orientation of the main body case 10, and an upper unit. 50, an air purifying filter 60, a front cover 70 that covers the front surface, a side cover 80 that covers the left and right side surfaces, a rear cover 90 that covers the rear surface, and components associated therewith.
  • the main body case 10 is configured by a front main body case 11 constituting the front side and a rear main body case 12 constituting the rear side being joined together in the front-rear direction.
  • the front body case 11 has a rectangular shape that is long in the vertical direction when viewed from the front, and is provided with an upper partition 11a and a lower partition 11b that serve as wall surfaces that divide the interior into a front side and a rear side.
  • the upper partition 11a partitions the upper side inside the front main body case 11, and has a circular upper opening 111a.
  • the lower partition 11b partitions the lower side inside the front main body case 11, and a circular lower opening 111b is formed.
  • the upper opening 111a and the lower opening 111b are openings that penetrate the front-rear direction.
  • the upper partition 11a is located ahead of the lower partition 11b.
  • a sensor opening 11c is formed on the front surface of the front main body case 11 so as to face a human detection device 55 described later.
  • the sensor opening 11c is located on the front upper side of the front body case 11 and at the center of the left-right width.
  • the rear body case 12 has a rectangular shape that is long in the vertical direction when viewed from the front, and an upper scroll housing 12a is formed on the upper side and a lower scroll housing 12b is formed on the lower side.
  • These scroll housings 12a and 12b are constituted by partition walls that stand forward from the wall surface 12x that partitions the front and rear of the rear main body case 12.
  • the scroll housings 12a and 12b open in a scroll shape toward the front and open upwardly 121a. , 121b are formed.
  • the upper scroll housing 12a is positioned in front of the lower scroll housing 12b, and a space adjacent to the rear of the upper opening 121a communicates with the upper opening 121b via a space behind the upper scroll housing 12a. Further, a space portion 12c is formed between the wall surface 12x partitioning the front and rear of the rear main body case 12, the upper scroll housing 12a, and the lower scroll housing 12b.
  • an upper recess 122a which is a circular recess opening toward the front, is formed inside the upper scroll housing 12a.
  • a lower recess 122b which is a circular recess that opens forward, is formed inside the lower scroll housing 12b.
  • the space portion 12c is located between the upper and lower scroll housings 12a and 12b, the distance between the space portion 12c and the upper recessed portion 122a is equal to the distance between the space portion 12c and the lower recessed portion 122b. Or there is no significant difference.
  • the fan unit 20 includes a motor 21, a motor cover 22 that covers the motor 21, and a blade 23 that is fixed to the rotating shaft 21 a of the motor 21.
  • the fan unit 20 is a centrifugal multiblade fan such as a sirocco fan that takes in air from the direction of the rotation axis (front) and blows it out in the radial direction by driving the motor 21 and rotating the blades 23.
  • the board unit 30 includes a printed wiring board 31 (hereinafter referred to as a board 31) on which electronic components are mounted, a first board case 32 formed of a resin that houses the board 31 therein, and a board 31. It has a second substrate case 33 made of metal for housing the first substrate case 32 held inside.
  • the substrate unit 30 constitutes a control means for controlling the operation of various electric components such as a sensor and a motor constituting the air purifier M based on inputs from the operation unit and various sensors.
  • the printed wiring board 31 constituting the board unit 30 may be a power supply board, or a microcomputer serving as a control means may be provided on the operation board 54a constituting the operation display unit 54 described later.
  • the auto turn unit 40 includes a base base 41, a bottom main body case 42 connected to the main body case 10 as a bottom, an auto turn shaft 43 on which the bottom main body case 42 is rotatably supported, and a bottom main body case 42.
  • a rotation drive unit 44 that rotates with respect to the base base 41, a rotational position detecting means 45 that detects a rotational position of the bottom body case 42, a sliding plate 46, a sliding plate presser 47, and a base base side wheel 48;
  • the main body side wheel 49 is provided.
  • the base table 41 is a part that becomes the bottom part that supports the entire air purifier M, the outer shape is a rectangular shape, and a base table recess 41a that is a recess opening in a circular shape is formed inside.
  • a central convex portion 41b which is a projecting portion whose central portion is open, is formed at the center of the base base concave portion 41a, and an auto turn shaft 43 is provided on the central convex portion 41b.
  • the auto turn shaft 43 has a through hole 43a penetrating vertically at the center, and the central convex portion 41b is located inside the through hole 43a in a state of being attached to the central convex portion 41b.
  • the auto turn shaft 43 is attached to the base base 41 by fitting a through hole 43 a that opens at the center of the auto turn shaft 43 into the center convex portion 41 b.
  • the opening of the through-hole 43a and the center convex part 41b is connecting.
  • the central convex portion 41b serves as an opening through which a power cord 41c for obtaining electric power from the outside is led into the main body case.
  • the power cord 41 c is connected to the printed wiring board 31.
  • a partition 413a is provided in the base table recess 41a so as to protrude from the bottom surface.
  • the partition 413a has an arc shape drawn with the center of the base recess 41a as the origin, and three slits 414a are formed at equal intervals.
  • the center of the base pedestal recess 41a is the center of rotation of the bottom main body case 42.
  • a rack gear 415a is formed at the opening edge of the base base recess 41a on the opposite side of the partition 413a with the auto turn shaft 43 interposed therebetween so as to extend in a fan shape along the opening edge.
  • a plurality of base table-side wheels 48 are provided at the opening edge of the base table recess 41a so as to rotate in the tangential direction of a circle drawn from the center of the base table recess 41a.
  • the bottom main body case 42 is formed with an opening serving as a bearing 42a at the center, and the outer shape is a cup shape that can be inserted into the base table recess 41a.
  • a flange 42b is formed.
  • the bottom body case 42 is provided with a rotation position detecting means 45, a rotation drive unit 44, a sliding plate 46, and a body side wheel 49.
  • the rotational position detector 45 includes three photo interrupters that are sensors that have a light emitting portion and a light receiving portion that face each other, and that can detect light from the light emitting portion with the light receiving portion.
  • the control means determines the rotational position based on a combination of signals when each of the three photo interrupters detects light.
  • the three photo interrupters constituting the rotational position detecting means 45 are configured such that the distances from the rotational center of the bottom main body case 42 (the center of the opening of the bearing 42a) to the position of the gap where the light emitting portion and the light receiving portion face each other are equal.
  • the photo interrupter mounting recess 42 d formed in the bottom main body case 42 is provided.
  • the photo interrupter mounting recess 42d is a recess that opens downward.
  • the distance from the center of rotation of the bottom main body case 42 (the center of the opening of the bearing 42a) to the gap where the light emitting portion and the light receiving portion of the photo interrupter face each other is divided from the center of the auto turn shaft 43 provided on the base base 41. It is equal to the distance to 413a.
  • the interval between the centers of adjacent photo interrupters is configured to be equal to the interval between adjacent slits formed in the partition 413a. Further, the gap between the light interrupting portion and the light receiving portion of the photo interrupter is configured to open downward.
  • the rotation drive unit 44 includes a stepping motor 44a as a drive source, a pinion gear 44b attached to the rotation shaft 441a of the stepping motor 44a, a bearing holding plate 44c that receives the rotation shaft 441a of the stepping motor 44a, and a stepping motor.
  • a motor case 44d formed integrally with 44a.
  • the rotary drive unit 44 configured as described above is arranged from the lower side of the bottom main body case 42 through the screw holes formed in the motor case 44d and the bearing holding plate 44c with the rotary shaft 441a facing downward. Screwed. By attaching the rotation drive unit 44 in this way, the pinion gear 44b is positioned below the bottom main body case 42.
  • the sliding plate 46 has a ring shape in which a sliding plate opening 46a is provided inside the circular plate, and a flange recess 46b is formed on the upper surface in order to maintain the strength of the circular plate. ing.
  • the sliding plate 46 thus formed is fixed to the bottom main body case 42 with screws or the like in a state where the sliding plate opening 46a is combined with the flange 42b of the bottom main body case 42.
  • the main body side wheel 49 protrudes downward from the bottom main body case 42 in a wheel housing 42c, which is a recess opening downwardly formed on the lower surface of the bottom main body case 42. It can be mounted in a rotatable state.
  • a plurality of main body side wheels 49 are attached to the bottom main body case 42, and each main body side wheel 49 is arranged at the same distance from the rotation center of the bottom main body case 42 (the center of the opening of the bearing 42a). Yes.
  • Each part of the above auto turn unit 40 is assembled as follows.
  • the bottom main body case 42 provided with each part as described above is attached to the base stand 41 by attaching the bearing 42a so as to be rotatably supported by the auto turn shaft 43 attached to the base stand 41.
  • the pinion gear 44 b of the rotation drive unit 44 provided in the bottom main body case 42 is in a state of being engaged with the rack gear 415 a provided in the base base 41.
  • a partition 413a is located in the gap between the light emitting portion and the light receiving portion facing each other.
  • a stopper 42e is attached so that the bearing 42a is not detached from the auto turn shaft 43.
  • the stopper 42e enters and engages with a groove 431a formed on the side surface of the auto turn shaft 43 from the side surface opening 421a of the bearing 42a, thereby preventing the bottom main body case 42 from dropping upward.
  • the sliding plate presser 47 that suppresses the peripheral edge of the sliding plate 46 from above to the base base 41, it is possible to suppress wobbling when the bottom body case 42 side rotates.
  • the main body side wheel 49 is in contact with the base base 41 and supports the bottom main body case 42.
  • the base table side wheel 48 is in contact with the sliding plate 46 and supports the bottom main body case 42.
  • the distance from the center of rotation of the bottom main body case 42 (the center of the opening of the bearing 42a) to the gap where the light emitting portion and the light receiving portion of the photo interrupter face each other is separated from the center of the auto turn shaft 43 provided on the base base 41. Since it is equal to the distance to 413a, the bottom main body case 42 can be rotated with the partition 413a positioned between the light emitting part and the light receiving part. Accordingly, when the stepping motor 44a is operated while the base table 41 is placed on the floor surface, the pinion gear 44b meshing with the rack gear 415a rotates, and the bottom main body case 42 side rotates with respect to the base table 41.
  • the photo interrupter as the rotational position detecting means 45 rotates together with the bottom main body case 42 with the partition 413a sandwiched between the light emitting portion and the light receiving portion. Then, the position of the rotation position detecting means 45 and the partition 413a is changed by the rotation, so that the slit 414a is positioned between the light emitting unit and the light receiving unit according to the rotation position, and the light receiving unit detects the light from the light emitting unit.
  • the control means determines the rotational position (orientation) of the bottom main body case 42 (main body case 10) based on the combination of the states detected by the light receiving portions of these individual photo interrupters.
  • the upper unit 50 includes a frame 51 serving as a skeleton of the upper unit, a louver 52 that changes the direction of the clean air blown out, a louver drive motor 53 that changes the direction of the louver 52, and various setting conditions for the air cleaner M and an air cleaner.
  • An operation display unit 54 for displaying the state of M and a human detection device 55 having a sensor for detecting the presence of a person are included.
  • the frame 51 has a rectangular shape when viewed from above, and a clean air blowing port 51a, which is a rectangular opening facing upward, is formed on the rear side.
  • the front side of the blowing port 51a is closer to the periphery of the blowing port 51a.
  • the lower step portion 51b is formed, and a front concave portion 51c that is recessed rearward is formed on the front surface.
  • the front concave portion 51c is provided with a human detection device 55 described later.
  • louver 52 changes the direction of the purified air blown out from the outlet 51a, and two louvers 52 are provided side by side so as to span the left and right of the outlet 51a.
  • the left and right are rotatably supported on the inner wall of the outlet 51a.
  • a louver drive motor 53 for moving the louver 52 to change the direction is provided on the side surface of the frame 51 and in the vicinity of the louver 52.
  • the operation display unit 54 includes an operation board 54a on which electronic components such as LEDs that are the switches 541s and the light emitting part 541h are mounted, an optical path opening 541b that guides the LED light, and a link 542b that presses the switch on the operation board 54a.
  • an operation board 54a is provided on the step part 51b
  • a lower operation frame 54b is provided on the operation board 54a
  • an upper operation frame 54c is provided on the lower operation frame 54b
  • an upper surface of the upper operation frame 54c Is provided with a sheet 541c.
  • the push button opening 541d formed in the sheet 541c has a vertical relationship with the push button 543c
  • the link 542b provided on the push button 543c and the lower operation frame 54b is The link 542b and the switch 541s are in a vertical relationship.
  • the printed portion of the function and description of the LED lamp has an upper and lower positional relationship with the display opening 542c, and the display opening 542c has an upper and lower positional relationship with the optical path opening 541b.
  • Inside the optical path opening 541b is a light emitting portion 541h. The LED is located.
  • the operation substrate 54a has a central portion of the left and right width partially cut from the front side by cutting a predetermined region into a semicircular shape, in other words, by forming the outer shape into a recessed shape, thereby forming the substrate recess 541a. Is formed.
  • the substrate recess 541a is positioned so as to overlap the front recess 51c in a state where the operation substrate 54a is provided on the stepped portion 51b.
  • the notch for forming the substrate recess 541a is configured not to overlap with the front and rear switches and LEDs provided on the operation substrate 54a.
  • the operation frame recess 543b is formed by making the center portion of the left and right width a shape in which a predetermined area is cut out in a semicircular shape from the front side, in other words, the outer shape is recessed. It is formed.
  • the operation frame recess 543b is located at a position overlapping the front recess 51c in a state where the lower operation frame 54b is provided at the step 51b.
  • the notch forming the operation frame recess 543b is configured not to overlap with the opening formed in the lower operation frame 54b as an optical path of the LED or the opening where the switch link is located.
  • the human detection device 55 includes a case 55a, an infrared sensor 55b housed in the case 55a, and a sensor drive motor 55c connected to the case 55a.
  • the case 55a includes a housing 551a and a lid 552a.
  • the casing 551a has a cylindrical shape, a lower opening 553a that opens downward, an infrared capturing opening 554a that opens forward, a shaft connection portion 555a to which the rotation shaft of the sensor drive motor 55c is connected, and a case 55a.
  • a rotation restricting rib 556a for restricting the rotation angle is formed.
  • the rotation restricting ribs 556a are formed so as to protrude in the left-right direction from the shaft connecting portion 555a.
  • the rotation restricting rib 556a hits the frame 51 which is a part to which the human detection device 55 is attached.
  • the rotation angle of the case 55a is regulated.
  • the position where the left (not shown) rotation restricting rib 556a hits the frame 51 corresponds to a left abutting position 0 described later.
  • the position where the right rotation restricting rib 556 a abuts against the frame 51 corresponds to the right abutment position 4.
  • the infrared sensor 55b is inserted into the case 55a thus configured while being held by the sensor holding frame 551b, and the lower opening 553a is closed by the lid 552a.
  • the portion of the sensor holding frame 551b that faces the infrared capturing opening 554a is configured by a member that transmits infrared light. In this state, the infrared sensor 55b can detect infrared light that enters the infrared capturing opening 554a of the case 55a. Be placed.
  • the sensor drive motor 55c moves the case 55a to change the direction of the infrared sensor 55b.
  • a stepping motor is used, and a shaft connecting portion 555a formed on the upper portion of the case 55a so that the rotation shaft 551c is vertically downward. Connect with.
  • the human detection device 55 fixed in this manner has a vertically long shape in which a sensor drive motor 55c and a case 55a holding an infrared sensor 55b inside are connected vertically.
  • the human detection device 55 configured as described above changes the direction of the case 55a and changes the direction of the infrared sensor 55b when the sensor drive motor 55c is driven.
  • the direction of the infrared sensor 55b is configured to be rotationally driven with an angular width of about 150 degrees in the horizontal direction. Referring to FIG. 12, the angle from the left stop position 1 to the right stop position 3 of the infrared sensor 55b is about 150 degrees, the angle from the left butting position 0 to the left stop position 1, and the right stopping position 4 from the right stop.
  • the angle up to position 3 is set at about 3 degrees. Thereby, the infrared sensor 55b is configured not to be able to rotate more than about 156 degrees from the left butting position 0 to the right butting position 4.
  • the infrared sensor 55b detects infrared rays from the object.
  • Eight light receiving elements are provided in the vertical direction. As shown in FIG. 11, the object (target area) is divided into eight areas A1 to A8 having different heights. Can be detected.
  • the human detection device 55 configured as described above repeatedly drives a range of about 150 degrees in the horizontal direction, scans the room temperature, and detects the presence of a person and the person as seen from the air cleaner based on the temperature detection result. Is determined by the control means.
  • the sensor drive motor 55c uses a stepping motor capable of accurately adjusting the drive angle, and can accurately determine the presence direction of the person.
  • the stepping motor rotates an angle corresponding to the number of input pulses.
  • the sensor drive motor 55c is set to drive an angle corresponding to the number of input pulses, and is driven, for example, ⁇ degrees per pulse. That is, when 100 pulses are input per second, the rotation is (100 ⁇ ⁇ ) degrees.
  • the upper unit 50 having the above-described parts is assembled as follows.
  • An operation substrate 54 a is provided on the upper surface of the step 51 b on the front side of the frame 51.
  • a lower operation frame 54b is provided so as to cover the operation board 54a.
  • seat 541c with which description etc. of the operation display part 54 were described on the upper surface of the lower operation frame 54b is provided.
  • the upper surface of the operation display unit 54 provided on the frame 51 (the upper surface of the sheet 541c) is substantially the same height as the blowout port 51a, and the louver 52 is closed when the louver 52 is closed and covers the blowout port 51a.
  • the top surface and height are aligned.
  • the human detection device 55 is provided inside these recesses.
  • the case 55a is positioned inside the front recess 51c
  • the sensor drive motor 55c is positioned inside the substrate recess 541a and the operation frame recess 543b.
  • the human detection device 55 is fixed to the frame 51 by screwing and is electrically connected to the control means.
  • the infrared sensor 55b of the human detection device 55 is attached to the inside of the case 55a with a predetermined angle with respect to the vertical direction, and is directed obliquely upward from the front.
  • the infrared sensor 55b can be used for a child sitting at a height of approximately 1.0 [m] from the air purifier M (sitting height: 65 cm) to a head of a standing adult (height: 170 cm). Can be detected.
  • the concave portions (51c, 541a, 543b) are arranged in the upper unit 50 so as to be connected in the vertical direction, and the human detection device 55 is provided in the space formed by these concave portions, so that the human detection device 55
  • the amount of the unit 50 protruding downward can be further reduced.
  • the air purification filter 60 and the human detection device 55 described later can be overlapped without overlapping or less, and the air purification filter 60 attached to the lower side of the human detection device 55. It is possible to configure a larger area. In addition to this, the amount by which the human detection device 55 protrudes in the forward direction of the upper unit 50 can be reduced.
  • the air cleaning filter 60 includes a pre-filter 61, a HEPA filter 62, and a deodorizing filter 63.
  • the prefilter 61 is for removing relatively large dust and the like from the air.
  • the HEPA filter 62 removes dust (fine particles), bacteria, viruses, and the like that could not be removed from the air by the prefilter 61.
  • the deodorizing filter 63 removes odorous components and volatile organic compounds (VOC) from the air flow that has passed through the prefilter 61 and the HEPA filter 62 by adsorption and decomposition.
  • VOC volatile organic compounds
  • the outline of the air purifier M is composed of a front cover 70, left and right side covers 80, and a rear cover 90.
  • the front cover 70 has a vertically long rectangular shape, and a long concave portion 71 is formed on the front side on the left and right.
  • a sensor opening 72 facing the human detection device 55 is opened at the left and right center of the recess 71.
  • the concave portion 71 is a concave portion provided to secure a detection visual field of the infrared sensor 55b when the direction of the infrared sensor 55b is changed by the sensor drive motor 55c in a state where the human detection device 55 is positioned in the sensor opening 72. is there.
  • the front surface of the human detection device 55 is substantially flush with the front surface of the front cover 70.
  • the recessed part 71 has comprised the fan shape larger than about 150 degree
  • the sensor opening 72 is provided at a position of about 80 [cm] from the floor surface with the front cover 70 attached to the main body case 10.
  • the left and right side covers 80 have a vertically long rectangular shape, with a side-facing recess 81 on the side, a side recess 82 having a width in the vertical direction on the front side, and an inner side on the rear side.
  • An engaging claw 83 is formed.
  • the engaging claw 83 has a plate shape, and an engaging claw opening 83a is opened inside. Further, a screw opening 84 penetrating in the front-rear direction is opened on the front side.
  • the rear cover 90 has a vertically long rectangular shape, and a plurality of engagement receiving portions 91 with which the engagement claws 83 are engaged are formed on the left and right sides.
  • the engagement receiving portion 91 includes a slit-like opening (slit opening 91a) facing sideways, and a convex portion 91b formed in the vicinity of the slit opening 91a on the surface facing the front of the rear cover 90.
  • the front cover 70, the side cover 80, and the rear cover 90 are all configured at the same height.
  • the fan unit 20 is provided in the upper concave portion 122a and the lower concave portion 122b of the rear main body case 12 by mounting the motor 21 respectively.
  • the motor 21 is attached to the upper concave portion 122a and the lower concave portion 122b with the axial direction of the rotating shaft facing forward.
  • the fan unit 20 is provided so that the suction port of the blade 23 faces forward, sucks air from the front, and blows out airflow toward the scroll housings 12a and 12b positioned in the radial direction of the blade 23 and surrounding. It is done.
  • the fan unit 20 is arranged so as to have a vertical positional relationship in the vertical (vertical) direction when viewed from the front.
  • the front main body case 11 is connected to the main body case 12 so as to cover the front surface.
  • the main body case 10 is configured by the front main body case 11 and the rear main body case 12 being joined in the front-rear direction and fixed by screws or the like.
  • the bottom main body case 42 serving as the rotating portion of the auto turn unit 40 is sandwiched between the lower ends of the front main body case 11 and the rear main body case 12.
  • the auto turn unit 40 can be attached to the main body case 10. That is, the bottom main body case 42 is provided in the lower space of the main body case 10 where the front main body case 11 and the rear main body case 12 are formed in the front-rear direction to form the bottom of the main body case 10.
  • the bottom main body case 42 is fixed to the front main body case 11 and the rear main body case 12 when sandwiched between the front main body case 11 and the rear main body case 12. Since the bottom main body case 42 is configured to be rotatable with respect to the base table 41, the main body case 10 integrated with the bottom main body case 42 is configured to be rotatable with respect to the base table 41.
  • the auto turn unit 40 is attached.
  • the main body case 10 and the auto turn unit 40 can be more firmly coupled (connected).
  • the direction of the main body case can be changed by the rotation of the auto turn unit 40. That is, the auto turn unit 40 changes the direction by rotating the main body case 10 around the vertical (vertical) rotation axis.
  • the bottom main body case 42 is fitted in the space formed by the front main body case 11 and the rear main body case 12 being combined in the front-rear direction. That is, since the movement of the bottom main body case 42 with respect to the main body case 10 is suppressed by this shape of the space (it is a detent), the main body case 10 can be rotated even if the main body case 10 that is attached and increases in weight is rotated. The coupling between the case 10 and the auto turn unit 40 can be kept strong. In addition, since the heavy weight fan units 20 are stacked in the vertical direction, heavy objects can be concentrated at a position close to the center of rotation, and rotation by the auto turn unit 40 can be made smooth.
  • the fan unit 20 is provided so that the axis of the fan motor faces forward.
  • the suction opening of the blade 23 faces forward
  • the suction opening of the upper fan unit 20 faces the upper opening 111a
  • the lower fan unit 20 faces the lower opening 111b.
  • the fan guard 13 and the air purifying filter 60 are provided in the front main body case 11 coupled to the rear main body case 12 as follows.
  • the fan guard 13 is a lattice-like frame that prevents foreign matter from entering the fan unit 20, and is provided so as to cover the upper opening 111a and the lower opening 111b.
  • the air purification filter 60 is provided inside the front main body case 11 in the order of a prefilter 61 on the front side, a HEPA filter 62 behind the prefilter 61, and a deodorizing filter 63 behind the HEPA filter 62.
  • an upper unit 50 is provided on the upper part of the main body case 10 constituted by the front main body case 11 and the rear main body case 12 being fixed together in the front-rear direction.
  • the upper unit 50 is disposed across the front main body case 11 and the rear main body case 12.
  • the frame 51 of the upper unit 50 is fixed to the front main body case 11 and the rear main body case 12 by screws or the like.
  • the upper unit 50 is arranged so as to straddle the front main body case 11 and the rear main body case 12, and the frame 51 which is the skeleton of the upper unit 50 is fixed to the front main body case 11 and the rear main body case 12,
  • the coupling between the front main body case 11 and the rear main body case 12 can be configured more firmly.
  • the outlet 51a of the upper unit 50 attached to the main body case 10 as described above is located above the upper openings 121a and 121b of the scroll housing and opens upward. Further, the human detection device 55 faces the sensor opening 11c of the front main body case 11 with the opening for guiding infrared rays facing forward.
  • the human detection device 55 is provided inside a recess formed by a front surface recess 51c, a substrate recess 541a, and an operation frame recess 543b of the frame 51 that are vertically connected in the vertical direction. Thereby, in the state in which the human detection device 55 is provided on the frame 51, the amount of protrusion of the human detection device 55 forward and downward of the frame 51 can be reduced.
  • the size of the air cleaner in the front-rear direction can be configured more compactly.
  • the human detection device 55 can be configured to reduce the amount of blocking the air purification filter 60 positioned below, and the room air can be reduced to air. It is possible to efficiently flow to the clean filter 60.
  • the space portion 12c which is between the upper scroll housing 12a and the lower scroll housing 12b in the vertical direction and extends from the upper side of the lower scroll housing 12a to the back side of the upper scroll housing 12a, A unit 30 is provided.
  • the substrate unit 30 in the space portion 12c, which is a space formed by the scroll housings 12a and 12b formed by curved surfaces, the substrate unit 30 can be arranged efficiently, and the air cleaner can be more efficiently operated. It can be formed compactly.
  • the distance between the board units 30 is set equal to the fan units 20 provided in the respective scroll housings. Can do. Thereby, the length of the wiring connecting the board unit 30 and each fan unit 20 can be configured in the same way, and it is not necessary to prepare a fan unit having a different wiring length. It can be installed without distinguishing the upper and lower fan units.
  • a rear cover 90 is provided on the back surface of the rear main body case 12 by screws.
  • a space K surrounded by the rear main body case 12 and the rear cover 90 is formed above the upper opening 121b.
  • the space K communicates the upper opening 121b of the lower scroll housing 12b and the outlet 51a, and serves as a flow path for airflow blown from the fan unit 20 provided in the lower scroll housing 12b.
  • the engaging claw 83 of the side cover 80 enters from the side into the slit opening 91a of the rear cover 90 attached to the rear main body case 12, and the convex portion 91b fits into the engaging claw opening 83a.
  • the side cover 80 is perpendicular to the rear cover 90 and covers the side surface of the main body case 10.
  • the side cover 80 is screwed to the front body case 11 by screwing from the front through the screw opening 84.
  • the side cover 80 has the engaging claw 83 inserted into the slit opening 91a of the rear cover 90 to enter the inside of the rear cover 90 on the rear side, and the convex portion 91b is fitted into the engaging claw opening 83a. Therefore, it engages without using a screw etc., and fixes it using a screw on the front side. Thereby, the usage-amount of the screw at the time of attaching the side cover 80 to the rear cover 90 can be reduced.
  • the front cover 70 is detachably attached to the front body case 11 so as to cover the air purification filter 60 in a state where the air purification filter 60 is attached to the front body case 11.
  • the infrared sensor 55 b is positioned in the sensor opening 72, and the screw attached to the screw opening 84 of the side cover 80 is not visible from the outside by the front cover 70.
  • the front cover 70 is detachable with respect to the front main body case 11. By removing the front cover 70, the air purification filter 60 can be removed and maintenance such as cleaning can be performed.
  • the side cover 80 is formed with the side recess 82, a gap R is formed at the position where the front cover 70 and the side cover 80 meet, and this gap R takes room air into the air purifier. It becomes the air intake port 82a.
  • the air intake port 82a faces the left and right directions of the air cleaner, and can take in air from the side of the air cleaner. That is, room air can be taken in from a wider range by rotating the air cleaner.
  • the air cleaner configured as described above is provided with a dust sensor (not shown) for detecting the amount of dust contained in the room air and an odor sensor (not shown) for detecting the smell of the room air. It has been. These sensors are electrically connected to the control means, and a signal transmitted by detection by the sensor is input to the control means, and an air cleaning operation can be performed based on this signal. ing.
  • the air cleaner operates each part as follows to take in indoor air and clean it.
  • the rotational position detection means 45 detects the positional relationship between the main body case 10 (hereinafter simply referred to as the main body case 10) in a state where each part is assembled and the auto turn unit 40.
  • the rotational position detecting means 45 detects that the main body case 10 faces the front. Until the rotation drive unit 44 is driven, the main body case 10 is rotated.
  • the three photo interrupters that are the rotational position detecting means 45 are respectively positioned in the three slits formed in the partition 413a, and all the photo The interrupter enters a state where the light receiving unit detects light from the light emitting unit.
  • the sensor drive motor 55c of the human detection device 55 performs the alignment operation described later, and then the infrared sensor 55b faces the front. Stop in state.
  • the control means starts an air cleaning operation.
  • the louver drive motor 53 is driven, the louver 52 operates upward, and the outlet 51a is released.
  • the louver 52 stops at an angle at which clean air blows out in the direction of about 45 degrees upward from the horizontal direction. This blowing angle is an optimum angle for purifying room air.
  • the fan unit 20 is driven.
  • indoor air is sucked into the air purifier from the air intake port 82 a formed between the front cover 70 and the side cover 80.
  • the indoor air taken into the air purifier is cleaned through the prefilter 61, the HEPA filter 62, and the deodorizing filter 63, and then sucked into the wings 23 of the fan unit 20 from the front.
  • the air is discharged in the direction, and blown out of the air cleaner M upward or obliquely upward from the blowout port 51a.
  • the blower outlet 51a is opened upward, the cleaned air is blown upward or obliquely upward.
  • a preset operation mode can be selected by operating a mode switch provided on the operation display unit 54.
  • the fan unit 20, the auto turn unit 40, and the louver 52 are operated based on the detection results of the human detection device 55, the dust sensor (not shown), and the odor sensor (not shown).
  • the mode is executed by the control means.
  • the human detection operation of the human detection device 55 will be described with reference to FIGS.
  • the human detection device 55 starts a human detection operation.
  • the case 55a in which the infrared sensor 55b is provided rotates to change the direction of the infrared sensor 55b.
  • the sensor drive motor 55c is set to drive an angle corresponding to the number of input pulses, and the amount of rotation angle of the case 55a is determined accordingly.
  • the rotation angle of the sensor drive motor 55c that is, the rotation angle of the case 55a is determined from the state in which one rotation restriction rib 556a abuts the frame body 51, and the other rotation restriction rib 556a is a frame. It is set to about 156 degrees until it hits the body 51.
  • the control means rotates counterclockwise toward the left abutting position 0 where the rotation restricting rib 556 a on the left side (not shown) of the case 55 a abuts against the frame 51.
  • the left abutting pulse P1 is input to the sensor drive motor 55c.
  • the number of input pulses of the left abutting pulse P1 is determined from the right abutting position 4 where the sensor driving motor 55c is counterclockwise and the human detection device 55 is a position where the right rotation restricting rib 556a abuts the frame 51. This is the number of pulses that can rotate at a rotation angle of about 156 degrees or more to the contact position 0.
  • the infrared sensor 55b faces the leftmost direction.
  • This STEP 1 is the first step for the control means to reset the rotational position of the sensor drive motor 55c and to perform an accurate alignment operation in the direction in which the infrared sensor 55b faces. Accordingly, even when the user touches the human detection device 55 or contacts with some object and rotates before STEP 1 is started, the alignment operation can be performed accurately. become.
  • the control means inputs the first correction pulse P2 so that the sensor drive motor 55c is reversed with respect to the rotation at STEP1.
  • the number of input pulses of the first correction pulse P2 is such a number that the backlash of the gears constituting the sensor drive motor 55c and the play (play) of the connection between the rotating shaft 551c and the case 55a are corrected. Does not rotate and remains at the left abutting position 0.
  • the state in which STEP1 is finished is a state in which the left rotation restricting rib 556a of the case 55a hits the frame 51.
  • the sensor drive motor 55c rotates to the right, the backlash of the gears constituting the sensor drive motor 55c is reached.
  • the sensor drive motor 55c is driven to rotate by the amount of play between the rotary shaft 551c and the case 55a.
  • the rotation of the sensor drive motor 55c is transmitted to the case 55a, and the case 55a starts to rotate clockwise. That is, even if the sensor drive motor 55c operates, the case 55a rotates the sensor drive motor 55c until the backlash of the gears constituting the sensor drive motor 55c and the backlash between the rotation shaft 551c and the case 55a disappear. Does not rotate, does not rotate.
  • the control means inputs an initial position setting pulse P3 for rotating clockwise by 3 degrees to the sensor drive motor 55c, and drives from the left butting position 0 to the left stop position 1. Thereby, an interval of 3 degrees is formed from the left butting position 0 to the left stop position 1. This interval is for preventing the case 55a from striking the frame 51 at the left stop position 1 where the rotation direction is changed in the process in which the human detection device 55 rotates in the left-right direction and performs the human detection operation. .
  • STEP 1 to STEP 3 are the initial position setting operation before the human detection device 55 performs the human detection operation.
  • the control means inputs a right rotation pulse P4 that rotates clockwise by 150 degrees to the sensor drive motor 55c, and drives from the left stop position 1 to the right stop position 3.
  • the infrared sensor 55b detects infrared rays from the object in the range of the detection visual field, and inputs the signal to the control means.
  • a control means determines the position where a person exists from the input signal from the infrared sensor 55b, and the pulse of the sensor drive motor 55c of the position where the signal was input.
  • the control means inputs the second correction pulse P5 to the sensor drive motor 55c in order to reverse the sensor drive motor 55c counterclockwise.
  • the number of input pulses of the second correction pulse P5 is a number that corrects backlash of the gears constituting the sensor drive motor 55c and play (play) of the connection between the rotary shaft 551c and the case 55a.
  • the second correction pulse P5 is used to reduce an error between the angle at which the sensor drive motor 55c is rotated by the input pulse and the angle at which the case 55a is rotated.
  • the comparison between the absolute value of the second correction pulse P5 and the absolute value of the first correction pulse P2 is set to satisfy P2> P5. This is because the case 55a is in contact with the main body case 10 at the left abutting position 0 and is pressed in the rotational direction, so that the backlash when the sensor drive motor 55c is reversed is large.
  • the error can be appropriately corrected by setting the magnitude of the second correction pulse P5 to be smaller than the magnitude of the first correction pulse P2.
  • the control means inputs a left rotation pulse P6 that rotates 150 degrees counterclockwise to the sensor drive motor 55c, and drives from the right stop position 3 to the left stop position 1.
  • the infrared sensor 55b detects infrared rays from the object in the range of the detection visual field, and inputs the signal to the control means.
  • a control means determines the position where a person exists from the input signal from the infrared sensor 55b, and the pulse of the sensor drive motor 55c of the position where the signal was input.
  • the control means inputs the third correction pulse P7 to the sensor drive motor 55c in order to reverse the sensor drive motor 55c clockwise.
  • the number of input pulses of the third correction pulse P7 is a number that corrects backlash of the gears constituting the sensor drive motor 55c and play (play) of the connection between the rotary shaft 551c and the case 55a.
  • the third correction pulse P7 is used to reduce an error between the angle at which the sensor drive motor 55c is rotated by the input pulse and the angle at which the case 55a is rotated.
  • the comparison between the absolute value of the third correction pulse P7 and the absolute value of the first correction pulse P2 is set to satisfy P2> P7. This is because the case 55a is in contact with the main body case 10 at the left abutting position 0 and is pressed in the rotational direction, so that the backlash when the sensor drive motor 55c is reversed is large.
  • control unit performs the initial position setting operation before the human detection device 55 performs the human detection operation in STEP1 to STEP3, and repeats STEP4 to STEP7, thereby corresponding to the direction in which the human detection device 55 faces. It is possible to detect the presence of a person and grasp the position where the person exists.
  • the auto turn unit 40 is rotated to change the direction of the main body case 10, thereby enabling a wider range of human detection.
  • a control means drives the rotation drive unit 44 and the rotation position detection means 45 of the auto turn unit 40 based on the detection result of the person detection apparatus 55, and orient
  • louver drive motor 53 is driven and the louver 52 is directed upward. Since the air intake port 82a is open in the left-right direction of the air purifier M, when the louver 52 blows a blown wind into the upper space in the direction in which the person is present, an air flow is formed around the person and dust is removed. It can be efficiently transported to the air cleaner. Further, since the air is blown toward the upper space of the person, the blowout air does not directly hit the person.
  • the motor 21 of the fan unit 20 is used. Increase the number of revolutions and clean the room air strongly until the amount of dust and odor intensity decrease. Furthermore, in the above state, if the dust sensor or odor sensor does not detect indoor dust, odor or dirt for a certain period of time, or if the detected value is less than a predetermined value, the human detection device 55 again detects the person. To resume.
  • the present invention can be used, for example, in an air purifier that cleans indoor air.
  • M air cleaner 10 main body case, 11 front main body case, 11a upper partition, 111a upper opening, 11b lower partition, 111b lower opening, 11c sensor opening, 12 rear main body case, 12a upper scroll housing, 121a upper opening, 122a upper Recess, 12b Lower scroll housing, 121b Upper opening, 122b Lower recess, 12c Space, 12x Front and rear walls, 13 Fan guard, 20 Fan unit, 21 Motor, 21a Rotating shaft, 22 Motor cover, 23 Wings, 30 Board unit , 31 printed wiring board, 32 first substrate case, 33 second substrate case, 40 auto turn unit, 41 base base, 41a base base recess, 413a partition, 414a slit, 415a rack gear, 4 b Center convex part, 41c Power cord, 42 Bottom body case, 42a bearing, 421a Side opening, 42b flange, 42c Wheel housing, 42d Photo interrupter mounting concave part, 43 Auto turn shaft, 43a through hole, 431a groove part, 44 Rotation drive unit 44a stepping

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

Abstract

L'invention concerne un appareil épurateur d'air conçu pour changer automatiquement la direction dans laquelle est disposé un corps principal. À cet effet, l'appareil épurateur d'air comprend : un boîtier de corps principal (10) ; une unité supérieure (50) disposée dans une partie supérieure du boîtier de corps principal (10) ; et une unité tour automatique (40) permettant de changer la direction dans laquelle est disposé le boîtier de corps principal (10), le boîtier de corps principal (10) comportant : un boîtier arrière de corps principal (12) pourvu d'un ventilateur (20) permettant de générer une force d'aspiration destinée à aspirer l'air intérieur de l'extérieur de l'appareil épurateur d'air ; et un boîtier avant de corps principal (11) pourvu d'un filtre épurateur d'air (60) destiné à épurer l'air intérieur aspiré de l'extérieur de l'appareil épurateur d'air, le boîtier avant de corps principal (11) et le boîtier arrière de corps principal (12) étant accouplés d'avant en arrière, et l'unité tour automatique (40) étant accouplée au boîtier de corps principal (10) tout en étant prise en sandwich entre le boîtier avant de corps principal (11) et le boîtier arrière de corps principal (12).
PCT/JP2015/078475 2014-12-16 2015-10-07 Appareil épurateur d'air Ceased WO2016098424A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201580068691.1A CN107106718B (zh) 2014-12-16 2015-10-07 空气净化器
JP2016564714A JP6361745B2 (ja) 2014-12-16 2015-10-07 空気清浄機
TW104135047A TWI682133B (zh) 2014-12-16 2015-10-26 空氣清淨機
TW108136143A TW202004099A (zh) 2014-12-16 2015-10-26 空氣清淨機

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-253557 2014-12-16
JP2014253557 2014-12-16

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WO2016098424A1 true WO2016098424A1 (fr) 2016-06-23

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CN (1) CN107106718B (fr)
TW (2) TWI682133B (fr)
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CN107655116A (zh) * 2017-09-25 2018-02-02 深圳市普瑞美泰环保科技有限公司 一种空气净化装置
US20200173707A1 (en) * 2018-12-03 2020-06-04 Industria Tecnica Valenciana, S.A. Stop sensor for an ice machine

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CN110799004A (zh) * 2019-12-10 2020-02-14 广东荧天生物技术有限公司 一种医疗设备用壳体
CN112240620A (zh) * 2020-10-28 2021-01-19 大连职业技术学院 一种建筑环境多污染源气体治理用全自动空气净化装置

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JP2005055020A (ja) * 2003-08-01 2005-03-03 Sanyo Electric Co Ltd 空気清浄機
JP2005345008A (ja) * 2004-06-03 2005-12-15 Matsushita Electric Ind Co Ltd 可搬型空気質改善装置
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Publication number Priority date Publication date Assignee Title
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WO2019056677A1 (fr) * 2017-09-25 2019-03-28 深圳市普瑞美泰环保科技有限公司 Dispositif de purification d'air
US20200173707A1 (en) * 2018-12-03 2020-06-04 Industria Tecnica Valenciana, S.A. Stop sensor for an ice machine
US10837691B2 (en) * 2018-12-03 2020-11-17 Itv Ice Makers, S.L. Stop sensor for an ice machine

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CN107106718B (zh) 2020-03-17
JPWO2016098424A1 (ja) 2017-09-28
TW202004099A (zh) 2020-01-16
JP6361745B2 (ja) 2018-07-25
TWI682133B (zh) 2020-01-11
CN107106718A (zh) 2017-08-29
TW201634885A (zh) 2016-10-01

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