WO2016143393A1 - Purificateur d'air - Google Patents

Purificateur d'air Download PDF

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Publication number
WO2016143393A1
WO2016143393A1 PCT/JP2016/051642 JP2016051642W WO2016143393A1 WO 2016143393 A1 WO2016143393 A1 WO 2016143393A1 JP 2016051642 W JP2016051642 W JP 2016051642W WO 2016143393 A1 WO2016143393 A1 WO 2016143393A1
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WO
WIPO (PCT)
Prior art keywords
body case
main body
detection device
cover
human detection
Prior art date
Application number
PCT/JP2016/051642
Other languages
English (en)
Japanese (ja)
Inventor
好孝 明里
洋介 久下
乳井　一夫
Original Assignee
三菱電機株式会社
三菱電機ホーム機器株式会社
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 三菱電機株式会社, 三菱電機ホーム機器株式会社 filed Critical 三菱電機株式会社
Priority to CN201680007200.7A priority Critical patent/CN107208921B/zh
Priority to JP2017504895A priority patent/JP6372612B2/ja
Priority to TW105106082A priority patent/TWI710735B/zh
Publication of WO2016143393A1 publication Critical patent/WO2016143393A1/fr

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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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices

Definitions

  • the present invention relates to an air purifier that cleans indoor air.
  • an air cleaner provided with a directional sensor that scans a room to detect a person and a rotating unit that directs a suction port toward the person detected by the sensor.
  • a control board is provided on the upper part of the front case where the suction port is formed, and further, an upper case having an infrared light receiving part is provided on the upper part (see, for example, Patent Document 1).
  • the upper case is integrally provided with an infrared light receiving portion, and when an external force is applied to the upper case, the infrared light receiving portion is directly applied to cause damage.
  • the present invention has been made to solve the above problems. It is an object of the present invention to provide an air purifier that can withstand long-term use while ensuring a visual field range of the human detection device and without applying an unnecessary load to the human detection device.
  • An air cleaner includes a main body case, a human detection device for detecting a person's position, a left side cover disposed on the left side surface of the main body case, and a right side disposed on the right side surface of the main body case.
  • the front cover is formed with an opening facing the human detection device.
  • the human detection device is arranged in front of a straight line connecting the front end portion of the left side cover and the front end portion of the right side cover in the horizontal cross section including the human detection device and behind the front surface of the front cover. Is done.
  • the force is not applied to the human detection device even if the front cover is pushed, it can withstand long-term use.
  • 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 (a) of air cleaner M and enlarged view (b) of engagement receiving portion
  • 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)
  • 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
  • the perspective view (a) which looked at the front cover 70 from the front, and the perspective view (b) which looked at the front cover 70 from the back.
  • Perspective view (a) of main part of air purifier M CC sectional view (b) in essential part perspective view (a), and DD horizontal sectional view (
  • 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.
  • the front main body case 11 is provided with an upper partition 11a and a lower partition 11b which are wall surfaces that divide the interior into a front side and a rear side.
  • the upper partition 11 a partitions the upper side inside the front main body case 11.
  • a circular upper opening 111a is formed in the upper partition 11a.
  • the lower partition 11 b partitions the lower side inside the front main body case 11.
  • a circular lower opening 111b is formed in the lower partition 11b.
  • the upper opening 111a and the lower opening 111b are openings that penetrate in 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 main body case 11 and at the center of the left-right width.
  • the rear body case 12 has a rectangular shape as viewed from the front and elongated in the vertical direction.
  • the rear body case 12 is formed with an upper scroll housing 12a on the upper side and a lower scroll housing 12b on the lower side.
  • These scroll housings 12 a and 12 b are configured by partition walls that stand forward from a wall surface 12 x that partitions the front and rear of the rear body case 12.
  • the scroll housings 12a and 12b open in a scroll shape toward the front.
  • the scroll housings 12a and 12b are formed with upper openings 121a and 121b that open upward.
  • the upper scroll housing 12a is located in front of the lower scroll housing 12b.
  • a space adjacent to the rear of the upper opening 121a communicates with the upper opening 121b through a space behind the upper scroll housing 12a.
  • a space portion 12c is formed between the wall surface 12x partitioning the front and rear of the rear 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 12c is located between the upper and lower scroll housings 12a and 12b, and the distance between the space 12c and the upper recess 122a is equal to the distance between the space 12c and the lower recess 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 driven by the motor 21 and the blades 23 rotate, thereby taking in air from the direction of the rotation axis (front) and blowing it out in the radial direction.
  • the fan unit 20 is a centrifugal multiblade fan such as a sirocco fan.
  • 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, and a second board case 33.
  • the first substrate case 32 accommodates the substrate 31 therein.
  • the first substrate case 32 is made of resin.
  • the second substrate case 33 accommodates the first substrate case 32 with the substrate 31 held inside.
  • the second substrate case 33 is made of metal.
  • 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. You may provide the microcomputer used as a control means in the operation board 54a which comprises the operation display part 54 mentioned later.
  • the auto turn unit 40 includes a base base 41, a bottom main body case 42, an auto turn shaft 43, a rotation drive unit 44, a rotational position detecting means 45, a sliding plate 46, a sliding plate presser 47, a base It has a stand side wheel 48 and a main body side wheel 49.
  • the bottom main body case 42 is connected to the main body case 10 to form a bottom portion.
  • a bottom main body case 42 is rotatably supported on the auto turn shaft 43.
  • the rotation drive unit 44 rotates the bottom main body case 42 with respect to the base table 41.
  • the rotational position detector 45 detects the rotational position of the bottom main body case 42.
  • the base table 41 is a part that becomes a bottom portion that supports the entire air purifier M.
  • the outer shape of the base base 41 is rectangular.
  • the base table 41 is formed with a base table recess 41a which is a recess opening in a circular shape.
  • a central convex portion 41b which is a protruding portion having an open central portion, is formed.
  • An auto turn shaft 43 is provided on the central convex portion 41b.
  • a through hole 43a penetrating vertically is formed in the center of the auto turn shaft 43.
  • the central convex portion 41b is located inside the through hole 43a.
  • the auto turn shaft 43 is attached to the base base 41 by fitting a through hole 43a that opens at the center of the auto turn shaft 43 into the center convex portion 41b.
  • the through hole 43a communicates with the opening of the central convex portion 41b.
  • a power cord 41c for obtaining electric power from outside is passed through the central convex portion 41b.
  • the opening of the central protrusion 41b is an opening for guiding the power cord 41c into the main body case.
  • the power cord 41 c is connected to the printed wiring board 31.
  • the power cord 41c is guided into the main body case 10 through the central convex portion 41b.
  • a partition 413a is provided in the base table recess 41a so as to protrude from the bottom surface.
  • the partition 413a has a shape that forms an arc drawn with the center of the base base recess 41a as the origin.
  • 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.
  • the base table-side wheel 48 is provided so as to rotate in the tangential direction of a circle drawn with the center of the base table recess 41a as the origin.
  • the bottom main body case 42 is formed with an opening serving as a bearing 42a at the center.
  • the outer shape of the bottom main body case 42 has a cup shape that can be inserted into the base table recess 41a.
  • the bottom main body case 42 is formed with a flange 42b extending outward from the upper end.
  • 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.
  • Three photo interrupters are used for the rotational position detecting means 45.
  • the photo interrupter has a light emitting portion and a light receiving portion that face each other.
  • a photo interrupter is a sensor that can detect light from a light emitting unit with a light receiving unit.
  • 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 rotation position detecting means 45 are attached to the photo interrupter so that the distances from the rotation center of the bottom main body case 42 to the positions of the gaps where the light emitting portion and the light receiving portion face each other are equal.
  • the photo interrupter mounting recess 42 d is formed in the bottom main body case 42.
  • the photo interrupter mounting recess 42d is a recess that opens downward.
  • the rotation center of the bottom main body case 42 is a position through which the rotation axis of the bottom main body case 42 passes.
  • the rotation center of the bottom main body case 42 is also the opening center of the bearing 42a.
  • the distance from the rotation center of the bottom main body case 42 to the gap where the light emitting portion and the light receiving portion of the photo interrupter face each other is equal to the distance from the center of the auto turn shaft 43 provided on the base base 41 to the partition 413a.
  • the interval between the centers of adjacent photo interrupters is equal to the interval between adjacent slits formed in the partition 413a.
  • the gap where the light emitting portion and the light receiving portion of the photo interrupter face each other is configured to open downward.
  • the rotation drive unit 44 has a stepping motor 44a, a pinion gear 44b, a bearing holding plate 44c, and a motor case 44d as a drive source.
  • the pinion gear 44b is attached to the rotating shaft 441a of the stepping motor 44a.
  • the bearing holding plate 44c receives the rotation shaft 441a of the stepping motor 44a.
  • the motor case 44d covers and holds the stepping motor 44a from below.
  • the rotary drive unit 44 configured as described above is arranged on the lower side of the bottom main body case 42 through screw holes formed in the motor case 44d and the bearing holding plate 44c with the rotary shaft 441a facing downward. It is screwed from. 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 the inside of the circular plate has a sliding plate opening 46a.
  • a flange recess 46 b into which the flange 42 b enters is formed on the upper surface of the sliding plate 46.
  • the sliding plate 46 thus formed is fixed to the bottom main body case 42 with screws or the like while the bottom main body case 42 is passed through the sliding plate opening 46a and the flange 42b is inserted into the flange concave portion 46b.
  • the main body side wheel 49 is rotatably attached to the inside 42c of the wheel housing with a part of the main body side wheel 49 protruding downward from the bottom main body case 42.
  • the inside of the wheel housing 42 c is a concave portion that is formed in the lower surface of the bottom main body case 42 and opens downward.
  • a plurality of main body side wheels 49 are attached to the bottom main body case 42.
  • Each main body side wheel 49 is disposed so as to have the same distance from the rotation center of the bottom main body case 42 (the opening center of the bearing 42a).
  • 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.
  • the partition 413a is located in the gap between the light emitting part and the light receiving part facing each other of the rotational position detecting means 45.
  • 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 restraint 47 that restrains the peripheral edge of the sliding plate 46 from above to the base base 41, it is possible to suppress the wobbling when the bottom main 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 from the center of the auto turn shaft 43 provided on the base base 41. It is equal to the distance to the partition 413a.
  • the bottom main body case 42 is rotatable in a state where the partition 413a is positioned between the light emitting unit and the light receiving unit. Accordingly, when the stepping motor 44a operates 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. And the position of the rotation position detection means 45 and the partition 413a changes with rotation.
  • the slit 414a is positioned between the light emitting unit and the light receiving unit depending on the rotation position, and the light receiving unit detects 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, a louver 52, a louver drive motor 53, an operation display unit 54, and a human detection device 55.
  • the frame 51 is a skeleton of the upper unit.
  • Louver 52 changes the direction of the clean air blown out.
  • the louver drive motor 53 changes the direction of the louver 52.
  • the operation display unit 54 inputs various setting conditions of the air purifier M and displays the state of the air purifier M.
  • the person detection device 55 has a sensor for detecting the presence of a person.
  • the shape of the frame 51 viewed from above is rectangular. On the rear side of the frame 51, a blowout port 51a for clean air, which is a rectangular opening facing upward, is formed.
  • the frame 51 is a stepped portion 51b whose front side is lower than the peripheral edge of the outlet 51a.
  • a front recess 51 c that is recessed rearward is formed on the front surface of the frame 51.
  • 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 blowout port 51a.
  • Two louvers 52 are provided side by side so as to span the left and right of the outlet 51a.
  • the louver 52 is pivotally supported by the inner wall of the outlet 51a so that the left and right sides are rotatable.
  • 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, a lower operation frame 54b, an upper operation frame 54c, and a sheet 541c.
  • On the operation board 54a electronic components such as a switch 541s and a light emitting unit 541h are mounted.
  • the lower operation frame 54b is provided with an optical path opening 541b and a link 542b.
  • the optical path opening 541b guides the light of the LED.
  • the link 542b pushes a switch on the operation board 54a.
  • the upper operation frame 54c is provided with a display opening 542c through which LED light passes and a push button 543c.
  • the function and description of the LED lamp are printed on the sheet 541c.
  • the sheet 541c is formed with a push button 543c and a push button opening 541d which is positioned up and down.
  • the operation board 54a is provided on the step portion 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.
  • a sheet 541c is provided on the upper surface of the upper operation frame 54c.
  • the link 542b provided in the lower operation frame 54b is pressed down.
  • the link 542b is pushed down, and the switch 541s mounted on the operation board 54a is pushed.
  • the LED mounted on the operation board 54a, the optical path of the lower operation frame 54b, and the function / explanation of the lamp of the sheet 541c are aligned vertically.
  • the state of the air cleaner M is indicated by turning on / off the LED corresponding to the function / description display printed on the sheet 541c.
  • the operation substrate 54a has a shape in which a predetermined region is partially cut out in a semicircular shape from the front side of the central portion of the left and right width.
  • a substrate recess 541a is formed in the operation substrate 54a by making the outer shape of the operation substrate 54a concave.
  • 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 lower operation frame 54b has a shape in which a predetermined region is cut out in a semicircular shape from the front side of the central portion of the left and right width.
  • the operation frame recess 543b is formed in the lower operation frame 54b by making the outer shape of the lower operation frame 54b concave.
  • 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 accommodated in the case 55a, and a sensor drive motor 55c coupled to the case 55a.
  • the case 55a includes a housing 551a and a lid 552a.
  • the housing 551a has a cylindrical shape.
  • the housing 551a has 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 the rotation angle of the case 55a.
  • a rotation restricting rib 556a for restricting is formed.
  • the rotation regulating rib 556a is formed so as to protrude from the shaft connecting portion 555a in the left-right direction.
  • the rotation restricting rib 556a abuts against the frame 51 that is a part to which the human detection device 55 is attached, thereby restricting the rotation angle of the case 55a.
  • the position where the left rotation restricting rib 556a abuts against the frame 51 corresponds to a left abutment 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.
  • the lower opening 553a is closed by the lid body 552a.
  • a portion of the sensor holding frame 551b that faces the infrared capturing opening 554a is configured by a member that transmits infrared light.
  • the infrared sensor 55b is arranged so as to be able to detect infrared rays incident on the infrared ray taking opening 554a of the case 55a.
  • the sensor drive motor 55c moves the case 55a to change the direction of the infrared sensor 55b.
  • a stepping motor is used as the sensor drive motor 55c.
  • the sensor drive motor 55c is connected to a shaft connection portion 555a formed on the upper portion of the case 55a so that the rotation shaft 551c is vertically downward.
  • the human detection device 55 fixed in this way 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 direction of the case 55a is changed and the direction of the infrared sensor 55b is changed when the sensor drive motor 55c is driven.
  • the infrared sensor 55b is configured to be rotationally driven at 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 set to about 150 degrees. The angle from the left butting position 0 to the left stop position 1 and the angle from the right butting position 4 to the right stop position 3 of the infrared sensor 55b are set to about 3 degrees.
  • 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.
  • the infrared sensor 55b includes eight light receiving elements (not shown) in the vertical direction. As shown in FIG. 11, the infrared sensor 55b can detect an object (target area) by dividing it into eight areas A1 to A8 having different heights.
  • the human detection device 55 configured as described above scans the room temperature by repeatedly driving the range of about 150 degrees in the horizontal direction. From the temperature detection result, the presence or absence of a person and the direction of presence of the person as viewed from the air cleaner are determined by the control means.
  • a stepping motor capable of accurately adjusting the drive angle is used as the sensor drive motor 55c. For this reason, the presence direction of the person is accurately determined.
  • the stepping motor rotates at 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.
  • the sensor drive motor 55c drives, for example, ⁇ degrees per pulse. That is, when 100 pulses are input per second, the sensor drive motor 55c rotates (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.
  • An upper operation frame 54c is provided on the upper surface of the lower operation frame 54b.
  • the upper surface of the operation display part 54 provided in the frame 51 becomes substantially the same height as the outlet 51a.
  • the upper surface of the operation display unit 54 is flush with the upper surface of the louver 52 when the louver 52 is closed and covers the outlet 51a.
  • the front surface recess 51c, the substrate recess 541a, and the operation frame recess 543b of the frame 51 are connected in the vertical direction. Positional relationship.
  • a human detection device 55 is provided inside these recesses.
  • the case 55a is positioned inside the recess of the front recess 51c.
  • the sensor drive motor 55c is located inside the recesses of 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.
  • ⁇ 14 ° from the horizontal.
  • the infrared sensor 55b is about 1.0 [m] away from the head of a child (sitting height 65 cm) sitting at a place about 1.0 [m] away from the air purifier M. Even the head of an adult (170 cm tall) standing at the place can be detected.
  • the concave portions (51c, 541a, 541b) 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.
  • the amount by which the human detection device 55 protrudes downward in the upper unit 50 is further reduced. That is, the air purifying filter 60 and the human detection device 55, which will be described later, do not overlap in the vertical direction, or the overlapping amount is reduced.
  • region in which the air purifying filter 60 attached below the person detection apparatus 55 is provided is comprised larger.
  • the amount by which the human detection device 55 protrudes in the front direction of the upper unit 50 is further 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 pre-filter 61 and the HEPA filter 62 by adsorption and decomposition.
  • VOC volatile organic compounds
  • the outer casing of the air cleaner M includes a front cover 70, a left side cover 80a, a right side cover 80b, and a rear cover 90.
  • the front cover 70 has a long rectangular shape when viewed from the front surface 70a side.
  • the surface from the side (left side and right piece) 70b of the front cover 70 to the front surface 70a is formed by a curved surface bulging outward. That is, the horizontal cross-sectional shape from the side 70b to the front surface 70a is a series of curved shapes.
  • a portion from the side 70b to the front surface 70a forms a side surface 70d.
  • the front surface 70a has a planar shape. On the front surface 70a, left and right concave portions 71 that are recessed in the rearward direction are formed. A sensor opening 72 facing the human detection device 55 is opened at the center of the left and right of the recess 71.
  • the recess 71 has a structure in which the depth of the recess from the front surface 70a becomes gradually shallower as the position of the sensor opening 72 is deepest and shifts in the left-right direction.
  • the front cover 70 has a plurality of ribs 70c extending in the horizontal direction on the back surface.
  • the rigidity of the front cover 70 is improved by making the horizontal cross-sectional shape of the front cover 70 into a shape curved in series from the side 70b to the front surface 70a.
  • the front cover 70 has a U-shaped horizontal cross section formed by the front surface 70a and the side surface 70d.
  • the front cover 70 is configured to have higher rigidity than the case where the horizontal cross-sectional shape is a planar shape.
  • the shape of the left and right positions of the sensor opening 72 is configured as a concave shape having a width in the left and right direction. The rigidity around the sensor opening 72 is maintained.
  • the rigidity of the front cover 70 is further increased by forming the front cover 70 in such a shape. For this reason, a deformation
  • the front cover 70 is detachably attached so as to cover the human detection device 55 installed in the main body case 10 together with the main body case 10 from the front.
  • the human detection device 55 is positioned at the sensor opening 72 and inside the recess 71.
  • the human detection device 55 is in front of a straight line L connecting the front end 801a of the left side cover 80a and the front end 801b of the right side cover 80b disposed on the left and right side surfaces of the main body case 10, and the front cover. It is arranged in the R portion located behind the front surface 70a of 70.
  • the front end portions 801a and 801b are front end portions of the portions of the left side cover 80a and the right side cover 80b that are not covered with the front cover 70 when viewed from the side.
  • the human detection device 55 With the human detection device 55 positioned in the sensor opening 72, there is a gap between the human detection device 55 and the front cover 70. Even when the human detection device 55 operates and the case 55a rotates, the human detection device 55 and the front cover 70 do not come into contact with each other. Since the sensor opening 72 is opened at the center of the recess 71, the rigidity around the sensor opening 72 is maintained, and deformation of the sensor opening 72 due to the force applied to the front cover 70 is prevented. The influence on the human detection device 55 due to the force applied to the front cover 70 is reduced.
  • 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 recessed part 71 has comprised the fan shape larger than about 150 degree
  • the recess 71 also contributes to increasing the rigidity of the front cover 70.
  • the recess 71 also suppresses deformation when the periphery of the human detection device 55 of the front cover 70 is pushed.
  • 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.
  • a hand recess 81 is formed on the side surface of the side cover 80.
  • a side recess 82 having a width in the vertical direction is formed on the front side of the side cover 80.
  • An engaging claw 83 is formed on the rear side of the side cover 80 so as to stand inward.
  • the engaging claw 83 has a plate shape.
  • An engagement claw opening 83 a is opened inside the engagement claw 83.
  • 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.
  • a plurality of engagement receiving portions 91 with which the engagement claws 83 are engaged are formed on the left and right sides of the rear cover 90.
  • 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 attaching the motor 21 respectively.
  • the motor 21 is attached to the upper recess 122a and the lower recess 122b, respectively, 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 front main body case 11 is connected to the main body case 12 so as to cover the front surface. That is, 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 screwing or the like.
  • the bottom main body case 42 is sandwiched at the lower ends of the front main body case 11 and the rear main body case 12, thereby the main body case.
  • An auto turn unit 40 is attached to 10.
  • 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.
  • 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 base 41.
  • a bottom main body case 42 is fitted into a space formed by the front main body case 11 and the rear main body case 12 being joined together in the front-rear direction. That is, the movement of the bottom main body case 42 with respect to the main body case 10 is suppressed by the shape of this space (the rotation is prevented). For this reason, even if the main body case 10 to which each part is attached and increases in weight rotates, the connection between the main body case 10 and the auto turn unit 40 is firmly maintained.
  • the fan unit 20 is provided so that the axis of the fan motor faces forward, so that the suction opening of the blade 23 faces forward.
  • the suction opening of the upper fan unit 20 faces the upper opening 111a, and 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 grid-like frame that prevents foreign matter from entering the fan unit 20.
  • the fan guard 13 is provided so as to cover the upper opening 111a and the lower opening 111b, respectively.
  • the air cleaning filter 60 is provided inside the front main body case 11.
  • the air cleaning filter 60 is provided in the order of a pre-filter 61 on the front side, a HEPA filter 62 behind the pre-filter 61, and a deodorizing filter 63 behind the HEPA filter 62.
  • the upper unit 50 is provided on the upper part of the main body case 10 configured 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. In this way, the upper unit 50 is disposed across the front main body case 11 and the rear main body case 12, and the frame 51 that is the skeleton of the upper unit 50 is fixed to the front main body case 11 and the rear main body case 12. For this reason, the coupling
  • 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. 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 in a recess formed by the front recess 51c, the substrate recess 541a, and the operation frame recess 543b of the frame 51 that are vertically connected in the vertical direction. Thereby, the protrusion amount of the frame 51 of the human detection device 55 forward and downward in the state where the human detection device 55 is provided on the frame 51 is reduced.
  • the protrusion amount to the front of the human detection device 55 is reduced, the size of the front and rear direction of the air cleaner is more compact. Further, since the amount of the human detection device 55 projecting downward is reduced, the amount of the human detection device 55 blocking the air cleaning filter 60 positioned below becomes smaller. For this reason, indoor air is efficiently flowed to the air purifying filter 60.
  • a substrate unit 30 is provided in the space portion 12c between the upper scroll housing 12a and the lower scroll housing 12b in the up-down direction and facing the side that is the space from the upper side of the lower scroll housing 12b to the back side of the upper scroll housing 12a.
  • the space portion 12c is a space formed by the difference in shape between the scroll housings 12a and 12b formed by curved surfaces and the rectangular rear body case 12.
  • substrate unit 30 is provided in the space part 12c.
  • the space 12c is located between the upper scroll housing 12a and the lower scroll housing 12b. For this reason, the distance from the board
  • 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.
  • This space K allows the upper opening 121b of the lower scroll housing 12b to communicate with the outlet 51a.
  • This space K serves as a flow path for the airflow blown out from the fan unit 20 provided in the lower scroll housing 12b.
  • the engaging claw 83 of the side cover 80 enters the slit opening 91a of the rear cover 90 attached to the rear main body case 12 from the side.
  • the convex portion 91b is fitted 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 being screwed from the front through the screw opening 84.
  • the engagement claw 83 is inserted into the slit opening 91 a of the rear cover 90 and the rear side of the side cover 80 enters the rear cover 90.
  • the rear side of the side cover 80 is engaged without using a screw or the like by fitting the projection 91b into the engagement claw opening 83a.
  • the front side of the side cover 80 is fixed using screws. Thereby, the usage-amount of the screw at the time of attaching the side cover 80 to the rear cover 90 is 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 located in the sensor opening 72.
  • the screws attached to the screw openings 84 of the side cover 80 are not visible from the outside by the front cover 70.
  • the front cover 70 is detachable from the front main body case 11. By removing the front cover 70, it is possible to remove the air cleaning filter 60 and perform maintenance such as cleaning.
  • the side cover 80 is formed with a side recess 82. For this reason, a gap R is formed at the position where the front cover 70 and the side cover 80 meet.
  • the gap R becomes an air intake port 82a for taking in room air into the air purifier.
  • the air intake port 82a faces in the left-right direction of the air cleaner. For this reason, air is also taken in from the side of the air cleaner. That is, the air intake port 82a is oriented so that the room air is taken in from a wider range than the rotation angle of the air purifier.
  • the air cleaner configured as described above includes 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. Is provided. These sensors are electrically connected to the control means. A signal transmitted by the detection by the sensor is input to the control means. An air cleaning operation can be performed based on a signal input to the control hand.
  • the air cleaner in which the respective parts are assembled as described above operates the respective parts as follows to take in indoor air and clean the air.
  • the rotational position detecting 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. To do.
  • the rotational position detecting means 45 detects that the main body case 10 faces the front.
  • the rotation drive unit 44 is driven to rotate the main body case 10.
  • 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 the air cleaning operation.
  • the louver drive motor 53 is driven, the louver 52 operates upward, and the outlet 51a is released. At this time, the louver 52 stops at an angle at which clean air is blown 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 passes through the prefilter 61, the HEPA filter 62, and the deodorizing filter 63, is sucked into the blade 23 of the fan unit 20 from the front, and is discharged in the rotation direction of the blade 23. And is blown out from the air outlet 51a to the outside of the air cleaner.
  • a preset operation mode is selected by operating a mode switch provided in the operation display unit 54.
  • the control means based on the detection results of the human detection device 55, the dust sensor (not shown), and the odor sensor (not shown), the fan unit 20, the auto turn unit 40, The louver 52 is operated.
  • 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 sensor driving motor 55c is driven, the case 55a in which the infrared sensor 55b is provided rotates, and the direction of the infrared sensor 55b is changed.
  • the sensor drive motor 55c is set to drive an angle corresponding to the number of input pulses. Accordingly, the amount of rotation angle of the case 55a is determined.
  • 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 causes the sensor drive motor 55 c to rotate counterclockwise toward the left abutting position 0 where the left rotation restricting rib 556 a 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 abutment pulse P1 is such that the sensor drive motor 55c is counterclockwise and the human detection device 55 is left abutting from the right abutment position 4 where the right rotation restricting rib 556a abuts the frame 51.
  • 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 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 case 55a does not rotate and remains at the left abutting position 0.
  • the state in which STEP1 is completed is a state in which the rotation restricting rib 556a on the left side of the case 55a hits the frame body 51.
  • the sensor drive motor 55c is rotationally driven by the backlash of the gears constituting the sensor drive motor 55c and the backlash between the rotation shaft 551c and the case 55a.
  • the control means inputs an initial position setting pulse P3 for rotating the sensor drive motor 55c by 3 degrees clockwise.
  • the sensor drive motor 55c drives from the left butting position 0 to the left stop position 1.
  • an interval of 3 degrees is formed from the abutting position 0 to the left stop position 1.
  • This interval is an interval 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. It is.
  • STEP 1 to STEP 3 are the initial position setting operation before the human detection device 55 performs the human detection operation.
  • the direction of the air cleaner is correctly directed based on the detection result of the human detection device 55.
  • the control means inputs a clockwise rotation pulse P4 that rotates the sensor driving motor 55c clockwise by 150 degrees.
  • the sensor drive motor 55c 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 in 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 for reducing an error between the angle at which the sensor drive motor 55c rotates by the input pulse and the angle at which the case 55a rotates.
  • the second correction pulse P5 and the first correction pulse P2 are set so that the absolute values satisfy P2> P5.
  • the case 55a is in contact with the main body case 10.
  • the backlash when the sensor drive motor 55c is reversed is large.
  • the control means inputs a left rotation pulse P6 for rotating 150 degrees counterclockwise to the sensor drive motor 55c.
  • the sensor drive motor 55c 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 for reducing an error between the angle at which the sensor drive motor 55c rotates by the input pulse and the angle at which the case 55a rotates. .
  • the third correction pulse P7 and the first correction pulse P2 are set so that the magnitude comparison of the absolute values satisfies P2> P7.
  • the case 55a is in contact with the main body case 10.
  • the backlash when the sensor drive motor 55c is reversed is large.
  • control means performs the initial position setting operation before the human detection device 55 performs the human detection operation in STEP1 to STEP3.
  • the control means repeats STEP 4 to STEP 7 to detect the presence / absence of a person corresponding to the direction in which the human detection device 55 faces and to grasp the position where the person exists.
  • the orientation of the main body case 10 is changed by the rotation of the auto turn unit 40, so that a wider range of people can be detected.
  • 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
  • the louver drive motor 53 is driven and the louver 52 is directed in the vertical direction.
  • the air intake port 82a faces in the left-right direction of the air cleaner M.
  • the air intake port 82a faces 90 ° with respect to the direction in which the person is from the air cleaner. Since the blowing air is blown in the direction in which the person is present, the dust around the person is efficiently carried to the vicinity of the air cleaner and the blowing air does not hit the person.
  • the motor 21 of the fan unit 20 is used.
  • the room air is strongly cleaned until the number of rotations is increased and the amount of dust and the intensity of odor are reduced.
  • the dust sensor and odor sensor do not detect indoor dust, odor, or dirt for a certain period of time, or if the detected value is equal to or lower than a predetermined value, the human detection device 55 detects the person again. 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, 1b 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 motor,

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Central Air Conditioning (AREA)

Abstract

L'invention concerne un purificateur d'air comprenant : un corps de boîtier ; un dispositif de présence (55) qui détecte la position d'une personne ; un couvercle côté gauche (80a) qui est disposé sur le côté gauche du corps de boîtier ; un couvercle côté droit (80b) qui est disposé sur le côté droit du corps de boîtier ; et un couvercle avant (70) qui est disposé de manière à recouvrir, depuis l'avant, le corps de boîtier et le dispositif de présence (55) installé dans le boîtier de corps. Le dispositif de présence (55), dans une section horizontale prise le long de la ligne D-D, est disposé à l'arrière d'une surface avant (70a) du couvercle avant (70), vers l'avant de la ligne (L) reliant une extrémité avant (801a) du couvercle côté gauche (80a) et une extrémité avant (801b) du couvercle côté droit (80b).
PCT/JP2016/051642 2015-03-12 2016-01-21 Purificateur d'air WO2016143393A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201680007200.7A CN107208921B (zh) 2015-03-12 2016-01-21 空气净化器
JP2017504895A JP6372612B2 (ja) 2015-03-12 2016-01-21 空気清浄機
TW105106082A TWI710735B (zh) 2015-03-12 2016-03-01 空氣清淨機

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JP2015049016 2015-03-12
JP2015-049016 2015-03-12

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WO2016143393A1 true WO2016143393A1 (fr) 2016-09-15

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CN (1) CN107208921B (fr)
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Publication number Priority date Publication date Assignee Title
CN107250676A (zh) * 2015-03-25 2017-10-13 三菱电机株式会社 空气净化器
WO2018189926A1 (fr) * 2017-04-10 2018-10-18 シャープ株式会社 Épurateur d'air

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JPH1183093A (ja) * 1997-09-05 1999-03-26 Daikin Ind Ltd 局所清浄型空気清浄機
JP2000241003A (ja) * 1999-02-18 2000-09-08 Sanyo Electric Co Ltd 空気調和機
JP2007190469A (ja) * 2006-01-18 2007-08-02 Matsushita Electric Ind Co Ltd 空気清浄機
JP2009058160A (ja) * 2007-08-30 2009-03-19 Sanyo Electric Co Ltd 空気清浄機用電解水ミスト発生ユニット
US20110319009A1 (en) * 2008-12-23 2011-12-29 Lg Electronics Inc. Ceiling mounted air conditioner
JP2013194920A (ja) * 2012-03-15 2013-09-30 Mitsubishi Heavy Ind Ltd 空気調和機及び空気調和機のセンサ方向調整方法

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JP5132498B2 (ja) * 2008-09-17 2013-01-30 三菱電機株式会社 空気調和装置
JP5506436B2 (ja) * 2010-01-29 2014-05-28 三菱電機株式会社 除湿機
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JPH02245212A (ja) * 1989-03-20 1990-10-01 Tokyo Electric Co Ltd 空気清浄機
JPH1183093A (ja) * 1997-09-05 1999-03-26 Daikin Ind Ltd 局所清浄型空気清浄機
JP2000241003A (ja) * 1999-02-18 2000-09-08 Sanyo Electric Co Ltd 空気調和機
JP2007190469A (ja) * 2006-01-18 2007-08-02 Matsushita Electric Ind Co Ltd 空気清浄機
JP2009058160A (ja) * 2007-08-30 2009-03-19 Sanyo Electric Co Ltd 空気清浄機用電解水ミスト発生ユニット
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JP2013194920A (ja) * 2012-03-15 2013-09-30 Mitsubishi Heavy Ind Ltd 空気調和機及び空気調和機のセンサ方向調整方法

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CN107208921A (zh) 2017-09-26
TWI710735B (zh) 2020-11-21
TW201706544A (zh) 2017-02-16
JP6372612B2 (ja) 2018-08-15
JPWO2016143393A1 (ja) 2017-09-07

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