WO2015080165A1 - 室内機 - Google Patents

室内機 Download PDF

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Publication number
WO2015080165A1
WO2015080165A1 PCT/JP2014/081277 JP2014081277W WO2015080165A1 WO 2015080165 A1 WO2015080165 A1 WO 2015080165A1 JP 2014081277 W JP2014081277 W JP 2014081277W WO 2015080165 A1 WO2015080165 A1 WO 2015080165A1
Authority
WO
WIPO (PCT)
Prior art keywords
panel
filter
casing
indoor unit
opening
Prior art date
Application number
PCT/JP2014/081277
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
奈緒子 岡本
淳一 中西
山田　俊明
克博 脇原
哲二 井上
Original Assignee
ダイキン工業株式会社
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
Priority claimed from JP2013244418A external-priority patent/JP6081346B2/ja
Priority claimed from JP2013244420A external-priority patent/JP5817815B2/ja
Priority claimed from JP2013244419A external-priority patent/JP5850032B2/ja
Priority claimed from JP2013244417A external-priority patent/JP6058522B2/ja
Priority claimed from JP2013271804A external-priority patent/JP5790754B2/ja
Application filed by ダイキン工業株式会社 filed Critical ダイキン工業株式会社
Priority to CN201480064393.0A priority Critical patent/CN105765317B/zh
Priority to US15/039,542 priority patent/US20160363343A1/en
Priority to AU2014355402A priority patent/AU2014355402B2/en
Priority to EP14866397.4A priority patent/EP3076097B1/de
Priority to ES14866397.4T priority patent/ES2652256T3/es
Publication of WO2015080165A1 publication Critical patent/WO2015080165A1/ja

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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
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0057—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in or on a wall
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
    • F24F1/0076—Indoor units, e.g. fan coil units with means for purifying supplied air by electric means, e.g. ionisers or electrostatic separators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
    • F24F13/10—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers
    • F24F13/14—Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/26—Details or features not otherwise provided for improving the aesthetic appearance

Definitions

  • the present invention relates to an indoor unit of an air conditioner, for example.
  • Some conventional indoor units include a casing and a front panel arranged in front of the casing.
  • This indoor unit has a heat exchanger and a cross flow fan arranged inside the casing. Air sucked from the suction port of the top surface portion of the casing is supplied to the cross flow fan, and then air from the cross flow fan is blown out from the blower outlet.
  • a filter for removing dust contained in the air sucked from the suction port is disposed in front of the heat exchanger. This filter attaching / detaching operation is performed in a state where the front panel is opened with respect to the casing so that the lower end portion of the front panel moves forward.
  • the cross flow fan arranged inside the indoor unit has the characteristic that the air volume is the largest at the center in the longitudinal direction, but in the conventional indoor unit, the width of the suction port is constant in the longitudinal direction. Therefore, there is a problem that the air sucked from the suction port is not sufficiently supplied to the central portion in the longitudinal direction of the cross flow fan.
  • the suction port can be increased, so that the amount of air supplied to the central portion in the longitudinal direction of the crossflow fan can be increased, but the casing is increased in size. As a result, the appearance of the indoor unit is significantly deteriorated.
  • the inventor of the present invention has studied an indoor unit that is curved so that the central portion of the front surface of the casing bulges forward, rather than increasing the size of the entire casing. It has been found that the appearance can be suppressed and the suction port of the top surface can be enlarged. In this case, the effect that the amount of air supplied to the central portion in the longitudinal direction of the crossflow fan can be increased as compared with the conventional indoor unit.
  • a protruding wall surface that protrudes forward in the vicinity of the lower end portion of the filter disposed inside the casing is provided on the front surface of the casing. Will be provided.
  • this protruding wall surface is curved so that the center portion of the front end bulges forward, so that the lower end portion of the filter is disposed at a position away from the front end of the protruding wall surface to the back side.
  • an object of the present invention is to provide an indoor unit in which a filter can be easily taken out in an indoor unit that is curved so that the central portion of the front surface of the casing bulges forward.
  • An indoor unit includes a casing, a front panel disposed in front of the casing, and a filter configured to be attachable to an attachment position that covers an opening provided in the front surface of the casing,
  • the front surface of the casing is provided with a protruding wall surface that protrudes forward in the vicinity of the lower end portion of the opening and curves so that the center portion of the front end bulges forward. It is comprised so that rotation with respect to the said casing is possible so that the lower end part of this may move ahead, and the said protrusion wall surface is comprised so that it may incline below toward the front.
  • the protruding wall surface disposed near the lower end of the opening of the casing is configured to be inclined downward toward the front, the user can move forward in a state where the front panel is opened with respect to the casing.
  • the filter can be easily taken out by reaching out along the protruding wall surface inclined downward. Therefore, the filter can be easily taken out in the indoor unit that is curved so that the central portion of the front surface of the casing bulges forward.
  • An indoor unit according to a second aspect of the invention is the indoor unit according to the first aspect of the invention, comprising a heat exchanger disposed inside the casing, and the filter is attached to the attachment position near the front end of the filter. It is characterized by being arranged in parallel with the front surface of the heat exchanger.
  • the vicinity of the front end of the filter is disposed in parallel with the front surface of the heat exchanger at the mounting position, so that the vicinity of the front end of the filter is not disposed in parallel with the front surface of the heat exchanger at the mounting position. Since the gap between the front panel and the filter can be prevented from becoming narrow, air can be easily sucked from the opening.
  • An indoor unit according to a third aspect of the present invention is the indoor unit according to the first or second aspect, wherein the front end of the filter attached to the attachment position moves forward at the lower end of the opening of the casing. It is characterized in that there is provided a restricting means for restricting the operation.
  • An indoor unit according to a fourth aspect of the present invention is the indoor unit according to any one of the first to third aspects, wherein a filter removal handle is provided at the front end of the filter. .
  • An indoor unit according to a fifth aspect of the present invention is the indoor unit according to any one of the first to fourth aspects of the invention, in a state where the front panel is closed with respect to the casing, the lower end portion of the front panel and the protrusion The central part of the front end of the wall surface is arranged at the same height.
  • the front panel when the front panel is closed with respect to the casing, the lower end portion of the front panel and the central portion of the front end of the protruding wall surface are arranged at the same height, so the front panel is located with respect to the casing. In the opened state, the user can easily take out the filter by holding the front end of the filter.
  • the protruding wall surface disposed in the vicinity of the lower end portion of the opening of the casing is configured to incline downward toward the front, in a state where the front panel is opened with respect to the casing, the user can
  • the filter can be easily taken out by reaching out along the protruding wall surface inclined downward toward the front. Therefore, the filter can be easily taken out in the indoor unit that is curved so that the central portion of the front surface of the casing bulges forward.
  • the second invention it is possible to prevent the gap between the front panel and the filter from becoming narrow as in the case where the vicinity of the front end of the filter is not disposed in parallel with the front surface of the heat exchanger at the mounting position. It becomes easy to inhale from opening.
  • the third invention when removing the filter, it is necessary to remove the restriction on the movement of the front end of the filter, but even in this case, the user can easily remove the restriction on the movement of the front end of the filter.
  • the handle for removing the filter is provided at the front end of the filter, the user can easily take out the filter by holding the front end of the filter.
  • the fifth invention in the state where the front panel is closed with respect to the casing, the lower end portion of the front panel and the central portion of the front end of the protruding wall surface are disposed at the same height, so the front panel is located with respect to the casing. In the open state, the user can easily take out the filter by holding the front end portion of the filter.
  • (A) is a perspective view at the time of the stop of the indoor unit concerning the embodiment of the present invention
  • (b) is a perspective view at the time of operation of an indoor unit
  • (c) is a front panel and It is a perspective view when the blowing panel is removed.
  • (A) is a front view at the time of a stop of an indoor unit
  • (b) is a front view at the time of operation of an indoor unit.
  • (A) is a right side view when the indoor unit is stopped, and (b) is a right side view when the indoor unit is in operation. It is a front view when the front panel and the blowing panel are removed from the indoor unit.
  • It is the schematic which shows the longitudinal cross-section of an indoor unit.
  • (A) is a front view when the front panel is removed, and (b) is a perspective view when the front panel is removed.
  • (A) is a front view when the indoor unit is stopped, (b) is a front view when the filter is attached / detached, and (c) is a perspective view when the filter is attached / detached.
  • It is a block diagram which shows the control part of an indoor unit.
  • (A) is a top view when the indoor unit is stopped, and (b) is a top view when the indoor unit is in operation. It is a bottom view at the time of a stop of an indoor unit.
  • (A) is the schematic which shows a top
  • FIG. 4 It is explanatory drawing explaining the positional relationship of a top
  • A) is the A section enlarged view of FIG. 4,
  • (b) is a figure when a screw is removed from (a),
  • (c) is XIV (c) -XIV () shown in FIG. c) It is a sectional view taken along the line.
  • FIG. 3 is a cross-sectional view taken along line XVIII-XVIII shown in FIG.
  • FIG. 2 illustrating a configuration of a drive mechanism. It is the figure explaining the mode of a movement of a front panel and a blow-out panel, (a) shows a mode before movement of a front panel, (b) shows a mode after a front panel moved, (c) Shows a state after the front panel and the blowout panel have moved.
  • An air conditioner according to an embodiment of the present invention includes an indoor unit 1 shown in FIG. 1 and an outdoor unit (not shown).
  • the indoor unit 1 has an elongated shape in one direction as a whole, and is installed on the wall surface of the room so that its longitudinal direction is horizontal.
  • the direction protruding from the wall surface to which the indoor unit 1 is attached is referred to as “front”, and the opposite direction is referred to as “rear”.
  • the left-right direction shown in FIG. 1 is simply referred to as “left-right direction”
  • the up-down direction shown in FIG. 1 is simply referred to as “up-down direction”.
  • the indoor unit 1 mainly includes a main body 4, a front panel 7, a blowout panel 8, a wind direction changing plate 50, and the like.
  • the main body 4 includes a casing 5 including a bottom frame 42 and a front grille 6, an indoor heat exchanger 20 housed in the casing 5, and a cross flow fan 21 (hereinafter simply referred to as a “casing flow fan 21”).
  • a fan motor 22 see FIG. 8
  • the indoor heat exchanger 20 and the fan 21 are attached to the bottom frame 42 as shown in FIG.
  • the indoor heat exchanger 20 and the fan 21 are arranged so that the fan 21 is arranged at substantially the center of the indoor unit 1 in a cross-sectional view, and the indoor heat exchanger 20 having an inverted V shape surrounds the upper half of the fan 21. Has been.
  • the electrical component box 40 is arranged on the right side of the indoor heat exchanger 20 and the fan 21 in a front view as shown in FIG.
  • the electrical component box 40 houses a control unit 60 (see FIG. 8), and controls each component necessary for the cooling / heating operation of the indoor unit 1 and the like.
  • the control unit 60 includes a fan motor 22 that drives the fan 21, a drive motor 43 that drives a drive machine 41 of the drive mechanism 9 described later, a flap motor 51 that drives a wind direction changing plate 50, and The auxiliary flap motor 53 for driving the auxiliary wind direction changing plate 52 is connected, and the fan 21, the drive device 41, the wind direction changing plate 50, and the auxiliary wind direction changing plate 52 are controlled.
  • the bottom frame 42 is formed of a resin material and has a shape that covers the lower, rear, and side of the fan 21.
  • the bottom frame 42 is fixed to the main body casing (not shown) that fixes the indoor heat exchanger 20 and the fan 21 and constitutes the back surface 1b of the indoor unit 1, and the left and right ends of the main body casing. It has a decorative plate 47 (see FIG. 3) constituting the side surface.
  • An installation plate for fixing the indoor unit 1 to the indoor wall surface is attached to the back surface of the main casing.
  • the bottom frame 42 constitutes the air outlet 27 together with the front grill 6 at the lower part thereof.
  • This blower outlet 27 is an opening for blowing the wind from the fan 21 into the room.
  • the air outlet 27 is provided near the lower portion of the indoor unit 1 and on the front side of the indoor unit 1. As shown in FIG. 2B, the air outlet 27 has a shape that is long in the horizontal direction when viewed from the front.
  • the front grill 6 is attached to the bottom frame 42 from the front, and covers the front, side, upper, and lower sides of the main body 4.
  • the front grill 6 is formed of a resin material and has a thin, substantially rectangular parallelepiped shape with the entire back surface opened. As shown in FIG. 4, the front grill 6 has a top surface portion 30, a front surface 31 (front surface of the casing), and a lower surface 32.
  • the top surface portion 30 is curved so that the central portion 30M of the front end 30F bulges forward.
  • the front end 30F of the top surface portion 30 is inclined toward the back surface 1b as it goes from the central portion 30M of the front end 30F toward both ends 30a and 30b, and the direction of the tangent line in contact with the front end 30F of the top surface portion 30 in plan view. Curved to change continuously.
  • the side ends 30L and 30R of the top surface portion 30 are inclined (curved) toward the center side in the longitudinal direction (left and right direction) of the indoor unit 1 from the both ends 30a and 30b toward the back surface 1b.
  • the first suction port 23 (suction port) for indoor air is disposed on substantially the entire surface of the top surface 30.
  • a plurality of crosspieces 30c extending in the longitudinal direction and the front-rear direction are disposed on substantially the entire surface of the first suction port 23.
  • Below the first suction port 23 (inside the indoor unit 1) there is an opening 24 formed in the center in the longitudinal direction and a non-opening 25 disposed outside the opening 24 in the longitudinal direction. .
  • a space between the crosspiece 30c is formed between the crosspiece 30c.
  • a plate member 30d for closing the crosspiece 30c and the crosspiece 30c is provided between the crosspiece 30c and the crosspiece 30c. Has been placed.
  • the plate member 30d is disposed below the outer edge of the top surface portion 30 (that is, on the inner side of the indoor unit 1 from the first suction port 23). Therefore, the indoor air sucked from the first suction port 23 is directly taken into the fan 21 side from the opening 24, and after being sucked from the first suction port 23, the room air is once on the plate 30d of the non-opening 25. May flow into the fan 21 side from the opening 24 after flowing in the horizontal direction.
  • the first suction port 23 has a width W1 of the suction center portion 23M corresponding to the center portion 30M of the front end 30F of the top surface portion 30 in the longitudinal direction.
  • the width of both ends that is, the width in the vicinity of the left end 30a of the top surface portion 30 and the width in the vicinity of the right end 30b of the top surface portion 30 are configured wider in this embodiment.
  • the width of the top surface portion 30 near the left end 30a and the width of the top surface portion 30 near the right end 30b are slightly (substantially zero).
  • the width of the first suction port 23 is maximum at the suction center portion 23M.
  • variety of the 1st suction inlet 23 becomes narrow as it approaches the longitudinal direction both ends 30a and 30b from the suction center part 23M.
  • a plurality of bars 30c extending in the longitudinal direction and the front-rear direction are omitted.
  • the front end 24 ⁇ / b> F of the opening 24 is along the front end 30 ⁇ / b> F of the top surface portion 30.
  • the width of the opening center portion 24M corresponding to the center portion 30M of the front end 30F of the top surface portion 30 in the longitudinal direction is equal to the width of both ends of the opening portion 24 (the width of the left end 24L of the opening portion, the opening portion 24). Of the right end 24R).
  • the central portion in the longitudinal direction of the opening 24 below the top surface portion 30 is slightly smaller than the suction central portion 23M corresponding to the central portion 30M of the front end 30F of the top surface portion 30 in the longitudinal direction. And is aligned with the longitudinal center of the fan 21 and the longitudinal center of the wind direction changing plate 50.
  • both ends 24L and 24R of the opening 24 substantially coincide with both ends of the fan 21 and both ends 50L and 50R of the wind direction changing plate 50.
  • the front surface 31 (front surface of the casing) has a substantially rectangular shape that is long in the left-right direction when viewed from the front.
  • the front surface 31 is provided with adjacent surfaces 33 and 33 of the front grill 6 disposed in the vicinity of both ends in the longitudinal direction of the front surface 31 (in the vicinity of both ends in the longitudinal direction of the front surface of the casing). It is curved so that the depth dimension increases as it approaches the central portion in the longitudinal direction.
  • the neighboring surfaces 33 and 33 are inclined (curved) toward the back surface 1b as going downward.
  • the front surface 31 includes, in addition to the above-described neighboring surfaces 33 and 33, a front end 30F of the top surface portion 30, an opening 34 for taking in indoor air, an air outlet peripheral portion 35 disposed around the air outlet 27, and the like.
  • the opening 34 is provided from near the center in the vertical direction of the front surface 31 to the upper portion, and faces the front surface side of the indoor heat exchanger 20.
  • the opening 34 has a rectangular shape that is long in the left-right direction, and extends in the vertical direction as shown in FIG. Therefore, the opening 34 is on the same plane.
  • the opening 34 takes in indoor air taken in from the front end 24F side of the opening 24 or indoor air taken in from a second suction port 26 described later to the fan 21 side.
  • a filter 36 (see FIG. 5) that covers substantially the entire area of the opening 34 is attached in front of the opening 34.
  • the vicinity of the front end portion of the filter 36 is disposed substantially parallel to the front surface of the heat exchanger 20.
  • the filter 36 extends from the front side to the upper side of the indoor heat exchanger 20, and dust in indoor air taken in from the first suction port 23 and the second suction port 26. To collect.
  • a filter 36 that covers the left side portion of the opening 34 and a filter 36 that covers the right side portion of the opening 34 are arranged.
  • Each filter 36 is configured to be attachable to an attachment position that covers the opening 34, and a filter attachment portion 34 a is disposed at the lower end of the opening 34.
  • the filter attachment portion 34a has a fitting groove into which the front end portion of the filter 36 is fitted.
  • a handle 36a for removing the filter is provided at the front end of the filter 36. Therefore, when the user takes out the filter 36, the user takes out the filter with the handle 36a of the filter 36 held so that the front end of the filter 36 is removed from the fitting groove.
  • the blower outlet peripheral part 35 is curving so that the center part of the longitudinal direction may bulge ahead. In detail, it curves so that a depth dimension may become large as it approaches the longitudinal direction center part from the both ends of the blower outlet peripheral part 35.
  • FIG. 13 the front surface 31 (front surface of the casing) is provided with a protruding wall surface 37 that protrudes forward in the vicinity of the lower end portion of the opening 34.
  • the protruding wall surface 37 is curved so that the central portion of the front end bulges forward, and is configured to incline downward toward the front as shown in FIG.
  • the front panel 7 is configured to be rotatable with respect to the front grill 6 (casing 5).
  • the front panel 7 is closed with respect to the front grill 6, and the lower end portion of the front panel 7 and the central portion of the front end of the protruding wall surface 37 are Arranged at the same height.
  • the front panel 7 is rotated with respect to the front grill 6 by rotating the lower end portion of the front panel 7 so as to move forward. be opened.
  • the filter 36 is attached and detached while the front panel 7 is opened.
  • the indoor unit 1 is installed near the ceiling, the front panel 7 cannot be opened largely.
  • the user needs to perform the attachment / detachment work of the filter 36 from a narrow gap between the lower end portion of the front panel 7 and the front surface 31 of the front grill 6.
  • the protruding wall surface 37 is configured to be inclined downward toward the front, so that the user can avoid the narrow gap between the lower end portion of the front panel 7 and the front surface 31 of the front grill 6.
  • the hand 36a can be easily held by extending the hand.
  • the front panel 7 is in contact with or close to a part of the front end 30F of the top surface 30 and the vicinity surfaces 33 and 33 (upper side). ing. Therefore, the upper side of the front surface 31 is closed by the front panel 7. Further, the blowout panel 8 is in contact with or close to a part (lower side) of the blower outlet peripheral portion 35 and the neighboring surfaces 33 and 33. Therefore, the lower side of the front surface 31 is closed by the blowout panel 8.
  • the indoor unit 1 is in operation, as shown in FIG.
  • the front panel 7 moves forward in a substantially horizontal direction, so that the front panel 30 and the front end 30 ⁇ / b> F of the top surface portion 30 and the neighboring surfaces 33 and 33.
  • a gap is formed between the two, and a second suction port 26 for sucking room air is formed.
  • the blower outlet 27 is opened when the blowout panel 8 moves between the front panel 7 and the front grille 6.
  • FIG. 4 there are two recesses recessed on the back side from the neighboring surfaces 33, 33 (the front surface 31 of the front grill 6) on the upper side of the neighboring surfaces 33, 33 arranged near both longitudinal ends of the front surface 31.
  • Concave portions 91 and 91 are formed.
  • the two recesses 91 and 91 are symmetrical.
  • a screw fixing portion 92 screw hole into which a screw S for fixing the front grill 6 to the bottom frame 42 is screwed is formed in the concave portion 91.
  • a protruding portion 93 that protrudes forward from the adjacent surfaces 33 and 33 (the front surface of the front grille) is disposed on the outer side in the left-right direction of the screw fixing portion 92. Therefore, in this indoor unit 1, the screw S is made difficult to be seen from the side of the indoor unit 1 or obliquely forward.
  • An opening for forming the air outlet 27 together with the bottom frame 42 is formed below the front surface 31 and in front of the lower surface 32.
  • the front surface of the air outlet 27 is closed by the air outlet panel 8 when the operation of the indoor unit 1 is stopped. Further, as shown in FIG. 13, the lower surface of the air outlet 27 is closed by a wind direction changing plate 50 attached to the bottom frame 42 when the operation of the indoor unit 1 is stopped.
  • a wind direction changing plate 50 and an auxiliary wind direction changing plate 52 arranged above the wind direction changing plate 50 are arranged.
  • the wind direction changing plate 50 and the auxiliary wind direction changing plate 52 have a plate-like shape having a long shape in the left-right direction, and the wind direction changing plate 50 and the auxiliary wind direction changing plate 52 are rotational axes along different horizontal directions. It is comprised so that rotation around is possible. Therefore, the wind direction change board 50 changes the wind direction of the air which blows off from the blower outlet 27 in an up-down direction with the auxiliary
  • a flap motor 51 is connected to the wind direction changing plate 50, and an auxiliary flap motor 53 is connected to the auxiliary wind direction changing plate 52.
  • the wind direction changing plate 50 and the auxiliary wind direction changing plate 52 can be rotated around different rotation axes by driving the flap motor 51 and the auxiliary flap motor 53, respectively.
  • the wind direction changing plate 50 is curved so that the vicinity of the center of the front end 50F bulges forward.
  • the front end 50F of the wind direction changing plate 50 has both ends 50a from the blowout center portion 50M (see also FIGS. 1C and 2B) corresponding to the center portion 30M of the front end 30F of the top surface portion 30.
  • the blowout center portion 50M see also FIGS. 1C and 2B
  • the side ends 50L and 50R of the wind direction changing plate 50 extend along the front-rear direction.
  • the wind direction changing plate 50 is configured such that the width W2 of the blowout central portion 50M corresponding to the central portion 30M of the front end 30F of the top surface portion 30 is wider than the width at both ends in the longitudinal direction (the width of the left end 50L and the width of the right end 50R). .
  • the width of the wind direction changing plate 50 is maximum at the blowout central portion 50M.
  • variety of the wind direction change board 50 becomes narrow as it approaches the longitudinal direction both ends 50a and 50b from the blowing center part 50M.
  • the wind direction changing plate 50 has a shape along the opening defined by the blowout panel 8 and the lower surface 32 of the front grill 6 when the operation of the indoor unit 1 is stopped.
  • the wind direction change board 50 comprises the bottom face of the indoor unit 1 parallel to a horizontal surface with the lower surface 32 of the front grill 6 by moving so that it may become parallel to a horizontal surface, when operation stop instruction
  • the longitudinal direction center part of the wind direction change board 50 has shifted
  • the width W3 of the central portion in the longitudinal direction of the wind direction changing plate 50 is configured wider than the widths at both ends in the longitudinal direction (the width of the left end 50L and the width of the right end 50R).
  • the auxiliary wind direction changing plate 52 has a constant width in the longitudinal direction as shown in FIG.
  • the width of the auxiliary wind direction changing plate 52 is constant in the longitudinal direction, the wind direction is changed when the wind direction changing plate 50 and the auxiliary wind direction changing plate 52 rotate around the rotation axes along different horizontal directions.
  • the change plate 50 and the auxiliary wind direction change plate 52 are configured not to interfere with each other.
  • the front panel 7 and the blowout panel 8 cover substantially the entire front surface 31 of the front grill 6 when the operation of the indoor unit 1 is stopped.
  • the front panel 7 is formed of a resin material and is provided so as to cover the upper surface 31 of the front grill 6.
  • the front panel 7 is supported near the left and right ends so as to be movable in the front-rear direction by an opening / closing mechanism 61 described later.
  • the front panel 7 opens the second suction port 26 by moving away from the front surface 31 of the front grill 6, and closes the second suction port 26 by moving closer to the front surface 31 of the front grill 6. .
  • the blowout panel 8 is formed of a resin material and is provided so as to cover a lower portion of the front surface 31 of the front grill 6.
  • the blow-out panel 8 is supported in the vicinity of both left and right ends so as to be movable in the vertical direction by an opening / closing mechanism 61 described later.
  • the blow-out panel 8 moves (moves upward) into the gap between the front panel 7 and the front grill 6 to open the air outlet 27 and moves downward.
  • the outlet 27 is closed.
  • the front panel 7 and the blowout panel 8 are three-dimensional panels having a three-dimensional shape. That is, it is curved in the longitudinal direction (left-right direction) and curved in the up-down direction.
  • the thickness of the front panel 7 and the thickness of the blowing panel 8 are substantially constant in the longitudinal direction and the vertical direction, and the thickness of the front panel 7 and the thickness of the blowing panel 8 are substantially the same.
  • the front panel 7 and the blowout panel 8 are provided with reinforcing ribs 7a and 8a (see FIG. 15 (d)) protruding rearward from the back surface on substantially the entire outer periphery of the back surface.
  • the front panel 7 is curved so that the central portion 7M bulges forward in plan view.
  • the front surface 7F (front surface portion) of the front panel 7 is inclined to the back surface 1b side from the center portion 7M of the front surface 7F of the front panel 7 toward both ends in the longitudinal direction, and in front view, the front surface of the front panel 7 It is curved so that the direction of the tangent line in contact with 7F changes continuously. That is, the front panel 7 is curved in the entire longitudinal direction.
  • the upper end 7Fa of the front surface 7F of the front panel 7 is located at the foremost side, and the front surface 7F (front surface portion) of the front panel 7 faces the lower end 1a. Accordingly, it is inclined toward the back surface 1b. Further, since the thickness of the front panel 7 is constant in the vertical direction, the entire front panel 7 is also inclined toward the back surface 1b side toward the lower end 1a. Further, the front panel 7 is curved so that the direction of the tangent line in contact with the front surface 7F of the front panel 7 changes continuously in a cross-sectional view so that the front side is convex. That is, the front panel 7 is curved in the entire vertical direction.
  • the portion of the front panel 7 facing the front end 30F of the top surface portion 30 of the front grill 6 is curved along the front end 30F. Moreover, the part which opposes the near surfaces 33 and 33 of the front grille 6 among this front panel 7 is curving along the near surfaces 33 and 33 in a longitudinal direction and an up-down direction. Therefore, when the operation of the indoor unit 1 is stopped, there is almost no gap between the front panel 7, the front end 30F, and the adjacent surfaces 33 and 33.
  • the blowout panel 8 is curved so that the central portion 8M bulges forward in a plan view.
  • the front surface 8F of the blowout panel 8 is inclined toward the back surface 1b as it goes from the central portion 8M of the front face 8F of the blowout panel 8 toward both ends in the longitudinal direction, and is tangent to the front face 8F of the blowout panel 8 in plan view. It is curved so that its direction changes continuously. That is, the blowing panel 8 is curved in the entire longitudinal direction.
  • the blower panel 8 has the upper end 8Fa of the front face 8F of the blower panel 8 positioned at the foremost side, and the front face 8F of the blower panel 8 is closer to the rear face 1b toward the lower end 1a. It is inclined to. Moreover, since the blowing panel 8 has a constant thickness in the vertical direction, the entire blowing panel 8 is also inclined toward the back surface 1b as it goes toward the lower end 1a. Further, the blowout panel 8 is curved so that the direction of the tangent line in contact with the front surface 8F of the blowout panel 8 continuously changes in a sectional view so that the front side is convex. That is, the blowout panel 8 is curved in the entire vertical direction.
  • a portion of the blowout panel 8 that faces the vicinity surfaces 33 and 33 of the front grill 6 and a portion of the front grille 6 that faces the blower outlet peripheral portion 35 are arranged in the longitudinal direction and the vertical direction. Curved along the peripheral portion 35. Therefore, when the operation of the indoor unit 1 is stopped, there is almost no gap between the blowout panel 8 and the vicinity surfaces 33 and 33 and the blowout port peripheral portion 35.
  • the front panel 7 extends outward from both ends 31L and 31R (see also FIG. 4) of the front surface 31 of the front grill 6.
  • the blowout panel 8 also has extended portions 81 and 81 extending outward from both ends 31L and 31R of the front surface 31 of the front grill 6 as shown in FIG. 1A and FIG. .
  • the extended portions 71, 71 indicate portions extending outward in the longitudinal direction from the line L ⁇ b> 1 along the front-rear direction passing through both ends 31 ⁇ / b> L, 31 ⁇ / b> R of the front surface 31 of the front grill 6.
  • extension parts 81 and 81 point out the part extended in the longitudinal direction outer side from the line L2 along the front-back direction which passes both ends 31L and 31R of the front surface 31 of the front grille 6, as shown in FIG.
  • the extending parts 71 and 71 are configured symmetrically, and the extending parts 81 and 81 are also configured symmetrically.
  • the extended portions 71 and 71 of the front panel 7 and the extended portions 81 and 81 of the blowout panel 8 are respectively formed from both ends 31 ⁇ / b> L and 31 ⁇ / b> R of the front surface 31 of the front grill 6. It extends toward the back surface 1b side.
  • tip parts 82 and 82 of the extension parts 81 and 81 are bent ahead.
  • “bending” includes “curving”.
  • the definition of “the extending portion 71 extends from both ends 31 ⁇ / b> L and 31 ⁇ / b> R of the front surface 31 of the front grill 6 toward the back surface 1 b side” and “the extending portion 71
  • the definition of “the tip 72 is bent forward” will be specifically described.
  • the definition of “doing” is the same as above, and the explanation is omitted.
  • the extending portion 71 extends from both ends 31L and 31R of the front surface 31 of the front grill 6 toward the rear surface 1b” as shown in FIG. It means that the entire extending portion 71 is on the back surface 1b side from a horizontal (left-right) line L3 passing through the intersection 7Fb with 7F. Further, “the distal end portion 72 of the extending portion 71 is bent forward” means that the center line of the front panel 7 of the portion excluding the distal end portion 72 of the extending portion 71 is outward in the left-right direction in plan view. It means that at least part of the center line of the distal end portion 72 is on the front side from the extended virtual line L4.
  • a front panel 7 and a blow-out panel 8 disposed below the front panel 7 are disposed in front of the front grill 6 (casing 5).
  • the front panel 7 and the blowout panel 8 are provided with reinforcing ribs 7 a and 8 a that protrude rearward from the rear surface, as shown in FIGS. 5 and 15 (d).
  • the reinforcing rib 8a is bent upward at the rear side end portion, and the bent portion is configured as a closing portion 8b (closing member).
  • the closing portion 8b is configured integrally with the blowout panel 8, and closes the gap between the front panel 7 and the blowout panel 8 from the front grill 6 (casing 5) side when the operation of the indoor unit 1 is stopped.
  • the front grille 6 (casing 5) is disposed over the entire width. Therefore, in the indoor unit 1, when the operation of the indoor unit 1 is stopped, the rear side end portion of the reinforcing rib 7 a of the front panel 7 abuts on the side surface on the front side of the closing portion 8 b of the blowout panel 8. In the full width of 6 (casing 5), the gap between the front panel 7 and the blowout panel 8 is closed.
  • the drive motor 43 which is a drive source for moving the front panel 7
  • the drive motor 43 is tightened in a direction to move the front panel 7 toward the back side, thereby reinforcing the front panel 7.
  • the rear side end of the rib 7 a is pressed from the front against the front side surface of the closing portion 8 b of the blowout panel 8.
  • the front panel 7 and the blowout panel 8 have extended portions 71 and 81 that extend outward from both ends of the front surface 31 of the front grill 6 (casing 5), respectively. Since the front grille 6 (casing 5) is not disposed outside both ends of the front surface 31, the gap between the extending portions 71 and 81 is not blocked.
  • the height of the blocking portion 8b is partially low, but the height of the low portion is wider than the gap between the front panel 7 and the blow-out panel 8, and the front grill is formed by the blocking portion 8b.
  • the full width of 6 casing 5
  • the gap between the front panel 7 and the blowout panel 8 is closed.
  • the drive mechanism 9 moves the front panel 7 forward in a substantially horizontal direction so as to be away from the front surface 31 of the front grill 6, and between the front panel 7 and the front grill 6 in a state where the front panel 7 has moved forward in a substantially horizontal direction.
  • the mechanism includes a drive unit 41 and an opening / closing mechanism 61.
  • the drive unit 41 is disposed on the right side in the front view of the indoor heat exchanger 20 and the fan 21, and generates a driving force for moving the front panel 7 and the blowout panel 8.
  • the drive machine 41 has a drive motor 43 (see FIG. 8) and a plurality of drive machine gears (not shown).
  • the drive motor 43 is connected to the control unit 60 accommodated in the electrical component box 40 by a cable and serves as a drive source for moving the front panel 7 and the blowout panel 8.
  • the plurality of drive machine gears are arranged so as to mesh with a power transmission gear (not shown) of the opening / closing mechanism 61, and the rotation of the drive motor 43 is transmitted to the power transmission gear of the opening / closing mechanism 61, so that the drive motor 43 is transmitted to the opening / closing mechanism 61.
  • the driving force is transmitted.
  • the opening / closing mechanism 61 is a mechanism for opening and closing the second suction port 26 and the outlet 27 by moving the front panel 7 and the blowout panel 8 by the driving force of the drive device 41.
  • the opening / closing mechanism 61 is configured by a plurality of members including a gear portion, and functions as a speed reduction mechanism that transmits the driving force of the driving machine 41 to the front panel 7 and the blowout panel 8.
  • the opening / closing mechanism 61 functions as a conversion mechanism that converts the rotational movement transmitted from the drive machine 41 into the opening / closing operation of the front panel 7 and the blowout panel 8. As shown in FIG.
  • the opening / closing mechanism 61 includes a first opening / closing mechanism 62 provided on the left side of the front grill 6 and a second opening / closing mechanism 63 provided on the right side of the front grill 6.
  • the first opening / closing mechanism 62 and the second opening / closing mechanism 63 are connected by a power transmission shaft (not shown).
  • the first opening / closing mechanism 62 is attached to the back side of the left side surface of the front panel 7 and the blowout panel 8 and supports the vicinity of the left end of the front panel 7 and the blowout panel 8.
  • the first opening / closing mechanism 62 transmits the driving force of the driving device 41 to the vicinity of the left end of the front panel 7 and the vicinity of the left end of the blowing panel 8 when the front panel 7 and the blowing panel 8 are opened and closed. Move the left side of.
  • the second opening / closing mechanism 63 is attached to the back side of the right side surface of the front panel 7 and the blowout panel 8 and supports the vicinity of the right end of the front panel 7 and the blowout panel 8.
  • the second opening / closing mechanism 63 transmits the driving force of the driving device 41 to the vicinity of the right end of the front panel 7 and the vicinity of the right end of the blowing panel 8 when the front panel 7 and the blowing panel 8 are opened and closed. Move the right side of.
  • a power transmission shaft (not shown) is a member that distributes and transmits the driving force of the driving machine 41 to the first opening / closing mechanism 62 and the second opening / closing mechanism 63. It is attached so as to be rotatable about an axis parallel to the longitudinal direction. Both ends of the power transmission shaft are connected to the first opening / closing mechanism 62 and the second opening / closing mechanism 63, respectively, and a power transmission gear (not shown) is provided therebetween. The power transmission gear is arranged so as to mesh with the drive gear of the drive machine 41. In this manner, the opening / closing mechanism 61 is configured to distribute the driving force from the drive machine 41 to the first opening / closing mechanism 62 and the second opening / closing mechanism 63 by the power transmission shaft.
  • the first opening / closing mechanism 62 includes a front panel opening / closing gear 64, a blowout panel opening / closing gear 65, a front panel support member 66, a blowout panel support member 67, and a transmission gear 68.
  • the front panel opening / closing gear 64 transmits the driving force transmitted from the driving machine 41 via the power transmission shaft to the front panel support member 66.
  • the front panel support member 66 is provided so as to be movable in the front-rear direction (substantially horizontal direction), and can move the front panel 7 substantially horizontally in the front-rear direction.
  • the transmission gear 68 transmits the driving force from the driving machine 41 transmitted through the power transmission shaft to the blowing panel opening / closing gear 65, and the blowing panel opening / closing gear 65 transmits the driving force to the blowing panel support member 67.
  • the blowing panel support member 67 is provided so as to be movable in the vertical direction, and can move the blowing panel 8 linearly in the vertical direction.
  • the transmission gear 68 is provided with a portion in which teeth are not partially formed, and the drive gear 41 is driven until the forward movement of the front panel support member 66 is completed. The rotation is not transmitted to the blowout panel opening / closing gear 65. After the front panel support member 66 is moved forward, the transmission gear 68 and the blow panel opening / closing gear 65 are engaged with each other, and the blow panel support member 67 can be moved upward.
  • FIG.19 (a) when the indoor unit 1 has stopped driving
  • the front surface 7F of the front panel 7 and the front surface 8F of the blowout panel 8 are substantially flush with each other in a side view.
  • the front panel support member 66 of the opening / closing mechanism 61 is located at the rearmost side of the movable range.
  • the blowout panel support member 67 is located at the lowest position in the movable range.
  • the drive motor 43 of the drive unit 41 is controlled to start rotating.
  • the driving force of the driving machine 41 is transmitted to a power transmission shaft (not shown) of the opening / closing mechanism 61, and the driving force is distributed and transmitted to the first opening / closing mechanism 62 and the second opening / closing mechanism 63 of the opening / closing mechanism 61.
  • the first opening / closing mechanism 62 and the second opening / closing mechanism 63 move the front panel 7 and the blowing panel 8 to open the second suction port 26 and the blowing port 27.
  • the driving force of the driving device 41 is transmitted to the front panel support member 66 via the plurality of front panel opening / closing gears 64.
  • the front panel support member 66 moves linearly forward in a substantially horizontal direction.
  • the front panel 7 moves to the front substantially horizontal, and the 2nd inlet 26 is opened.
  • FIG. 19B when the front panel support member 66 is located in the foremost position of the movable range, the driving force of the drive device 41 is blown out through the transmission gear 68 and the blowout panel opening / closing gear 65. It is transmitted to the support member 67. Thereby, as shown in FIG.19 (c), the blowing panel 8 moves to the clearance gap between the front panel 7 and the front grille 6, and opens the blower outlet 27.
  • FIG. Note that the blowout panel 8 is hidden behind the front panel 7 in a state where the blowout panel support member 67 is located at the uppermost position of the movable range. That is, substantially the entire blowout panel 8 is in a state where it overlaps the front panel 7, and as shown in FIG. 2A, the blowout panel 8 cannot be seen in front view.
  • the indoor air is sucked into the interior of the indoor unit 1 from the first suction port 23 and the second suction port 26, the heat is exchanged by the indoor heat exchanger 20, and the heat-exchanged air is blown. It blows out from the outlet 27.
  • the drive motor 43 of the drive unit 41 is controlled to rotate in the reverse direction, and the blowout panel support member 67 and the front panel support member 66 are sequentially arranged in this order.
  • the support member 66 moves in the opposite direction.
  • the indoor unit 1 of the present embodiment is configured such that the protruding wall surface 37 disposed in the vicinity of the lower end of the opening 34 of the casing 5 is inclined downward toward the front. In the opened state, the user can easily take out the filter 36 by reaching out along the protruding wall surface 37 inclined downward toward the front. Therefore, the filter 36 can be easily taken out in the indoor unit 1 that is curved so that the central portion of the front surface 31 of the casing 5 bulges forward.
  • the vicinity of the front end portion of the filter 36 is disposed in parallel with the front surface of the indoor heat exchanger 20 at the mounting position, so that the vicinity of the front end portion of the filter is the front surface of the heat exchanger at the mounting position. Since it is possible to prevent the gap between the front panel 7 and the filter 36 from being narrowed as in the case where the front panel 7 and the filter 36 are not arranged in parallel with each other, air can be easily sucked from the opening.
  • the indoor unit 1 of the present embodiment when removing the filter 36, it is necessary to remove the movement restriction of the front end portion of the filter 36. Even in this case, the user can easily restrict the movement of the front end portion of the filter 36. Can be removed.
  • the filter 36 is provided with a handle 36a for removing the filter at the front end of the filter 36. Therefore, when removing the filter 36, the user can easily hold the front end of the filter 36. It can be taken out.
  • the indoor unit 1 of the present embodiment in a state where the front panel 7 is closed with respect to the casing 5, the lower end portion of the front panel 5 and the central portion of the front end of the protruding wall surface 37 are arranged at the same height. Therefore, in a state where the front panel 7 is opened with respect to the casing 5, the user can easily take out with the front end portion of the filter 36.
  • the filter attachment part 34a (regulation means) which regulates that the front-end part of the filter 36 attached to the attachment position moves ahead is provided in the lower end part of the opening 34 of the casing 5.
  • the configuration of the restricting means for restricting the front end portion of the filter 36 attached to the attachment position from moving forward may be changed.
  • the filter take-out handle 36 a is provided at the front end of the filter 36 .
  • the filter take-out handle 36 a is not provided at the front end of the filter 36. It's okay.
  • the lower end portion of the front panel 7 and the central portion of the front end of the protruding wall surface 37 are disposed at the same height.
  • the lower end portion of the front panel 7 and the central portion of the front end of the protruding wall surface 37 may be arranged at different heights.
  • the filter can be easily taken out in an indoor unit that is curved so that the central portion of the front surface of the casing bulges forward.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
PCT/JP2014/081277 2013-11-26 2014-11-26 室内機 WO2015080165A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN201480064393.0A CN105765317B (zh) 2013-11-26 2014-11-26 室内机
US15/039,542 US20160363343A1 (en) 2013-11-26 2014-11-26 Indoor unit
AU2014355402A AU2014355402B2 (en) 2013-11-26 2014-11-26 Indoor unit
EP14866397.4A EP3076097B1 (de) 2013-11-26 2014-11-26 Innenraumeinheit
ES14866397.4T ES2652256T3 (es) 2013-11-26 2014-11-26 Unidad interior

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP2013244418A JP6081346B2 (ja) 2013-11-26 2013-11-26 室内機
JP2013244420A JP5817815B2 (ja) 2013-11-26 2013-11-26 室内機
JP2013244419A JP5850032B2 (ja) 2013-11-26 2013-11-26 室内機
JP2013-244418 2013-11-26
JP2013-244417 2013-11-26
JP2013-244420 2013-11-26
JP2013-244419 2013-11-26
JP2013244417A JP6058522B2 (ja) 2013-11-26 2013-11-26 室内機
JP2013-271804 2013-12-27
JP2013271804A JP5790754B2 (ja) 2013-12-27 2013-12-27 室内機

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EP (1) EP3076097B1 (de)
CN (1) CN105765317B (de)
AU (1) AU2014355402B2 (de)
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EP3076095B1 (de) * 2013-11-26 2019-05-08 Daikin Industries, Ltd. Innenraumeinheit
EP3225932B1 (de) 2016-02-01 2019-01-02 Mitsubishi Electric Corporation Innenraumeinheit für klimaanlage
EP3770525A4 (de) * 2018-03-19 2021-04-07 Mitsubishi Electric Corporation Innenraummaschine für klimaanlage
KR102688065B1 (ko) * 2018-04-23 2024-07-24 엘지전자 주식회사 공기조화기의 실내기
CN111288549B (zh) * 2019-07-04 2021-06-01 宁波奥克斯电气股份有限公司 一种导风板及空调器
WO2021093728A1 (zh) * 2019-11-13 2021-05-20 广东美的制冷设备有限公司 空调室内机及空调器
JPWO2022091220A1 (de) * 2020-10-27 2022-05-05

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ES2652256T3 (es) 2018-02-01
US20160363343A1 (en) 2016-12-15
CN105765317B (zh) 2019-05-10
EP3076097A1 (de) 2016-10-05
EP3076097A4 (de) 2016-11-30
EP3076097B1 (de) 2017-11-15
AU2014355402A1 (en) 2016-07-07
CN105765317A (zh) 2016-07-13
AU2014355402B2 (en) 2017-07-06

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