WO2009098972A1 - 空調室内機 - Google Patents

空調室内機 Download PDF

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Publication number
WO2009098972A1
WO2009098972A1 PCT/JP2009/051279 JP2009051279W WO2009098972A1 WO 2009098972 A1 WO2009098972 A1 WO 2009098972A1 JP 2009051279 W JP2009051279 W JP 2009051279W WO 2009098972 A1 WO2009098972 A1 WO 2009098972A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
dust box
indoor unit
panel
conditioning indoor
Prior art date
Application number
PCT/JP2009/051279
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Tatsuhiko Akai
Junichi Nakanishi
Original Assignee
Daikin Industries, Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daikin Industries, Ltd. filed Critical Daikin Industries, Ltd.
Priority to EP09707656.6A priority Critical patent/EP2251616B1/en
Priority to ES09707656.6T priority patent/ES2467967T3/es
Priority to CN2009801040291A priority patent/CN101932887B/zh
Publication of WO2009098972A1 publication Critical patent/WO2009098972A1/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
    • F24F13/28—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
    • 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
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90—Cleaning of purification apparatus
    • 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
    • F24F13/02—Ducting arrangements
    • F24F13/06—Outlets for directing or distributing air into rooms or spaces, e.g. ceiling air diffuser
    • F24F2013/0616—Outlets that have intake openings

Definitions

  • the present invention relates to an air conditioning indoor unit installed on a ceiling, and more particularly to an air conditioning indoor unit having a filter cleaning function.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2007-40689
  • the air conditioning indoor unit described in Patent Document 1 Japanese Patent Application Laid-Open No. 2007-40689 is a type in which dust removed from a filter by a brush is stored in a dust box, and a user can pass through an elevating unit at an appropriate time. , Lower the dust box from the main body and throw away the dust stored inside.
  • An object of the present invention is to provide an easy-to-use ceiling-mounted air conditioning indoor unit that can easily discard dust accumulated by filter cleaning.
  • An air conditioner indoor unit is an air conditioner indoor unit installed on a ceiling, and includes a main body, a lift panel, a lift mechanism, a filter, a filter drive unit, a cleaning member, a cleaning member drive unit, and a dust box. And has.
  • the main body has a suction port on the lower surface.
  • the lift panel closes the suction port when operation is stopped and descends to a predetermined position during maintenance.
  • the elevating mechanism moves the elevating panel in the ascending direction and the descending direction.
  • the filter removes dust contained in the air flowing from the suction port.
  • the filter driving unit moves the filter when cleaning the filter.
  • the cleaning member detaches dust adhering to the filter from the filter.
  • the cleaning member drive unit operates the cleaning member.
  • the dust box is detachably attached to the elevating panel and stores the dust detached from the filter.
  • the dust box is disposed on the lift panel, whereby the dust box can be lowered by the lift panel, and the dust box can be cleaned. Furthermore, the weight of the lift panel increases, the lift panel is less likely to shake, and the stationary posture is stabilized.
  • An air conditioning indoor unit is the air conditioning indoor unit according to the first aspect of the present invention, wherein during maintenance, the dust box is lowered together with the lifting panel, and the cleaning member drive unit remains on the main body side.
  • this air conditioning indoor unit since the cleaning member drive unit does not descend with the dust box, it is not necessary to remove the cleaning member drive unit from the lift panel during maintenance, and the dust box can be easily removed.
  • the air conditioning indoor unit pertaining to the third aspect of the present invention is the air conditioning indoor unit pertaining to the second aspect of the present invention, and the filter and the filter driving unit remain on the main body side.
  • the cleaning member drive unit, the filter, and the filter drive unit do not descend along with the dust box, so there is no need to remove the cleaning member drive unit, filter, and filter drive unit from the lifting panel during maintenance. Removal work becomes easy.
  • the lifting mechanism lifts the lifting panel, the load acting on the lifting mechanism is reduced.
  • An air conditioning indoor unit pertaining to a fourth invention is the air conditioning indoor unit pertaining to any one of the first to third inventions, wherein the cleaning member is attached to the dust box.
  • the cleaning member and the dust box can be modularized, so that the assembly workability is improved.
  • An air conditioning indoor unit pertaining to a fifth aspect of the invention is the air conditioning indoor unit pertaining to the fourth aspect of the invention, wherein the elevating panel has a holding member, a pushing member, and an operating member.
  • the holding member holds the dust box in a predetermined position.
  • the pushing member pushes out the dust box from a predetermined position in the take-out direction.
  • the operating member releases the holding of the dust box by the holding member and causes the pushing member to push out the dust box.
  • the holding of the dust box by the holding member is released and the dust box is pushed out by the pushing member, so that it is easy to use. Further, since the pushing member causes the dust box to pop out in the take-out direction, the user can surely recognize that the dust box is detached from the lifting panel.
  • An air conditioning indoor unit pertaining to a sixth aspect of the invention is the air conditioning indoor unit pertaining to the fifth aspect of the invention, wherein the holding member includes a claw.
  • the claw is caught on the dust box when the dust box is disposed at a predetermined position.
  • the claw catches on the dust box and holds the dust box in place. As a result, a situation in which the lifting panel is raised without holding the dust box is avoided.
  • An air conditioning indoor unit pertaining to a seventh aspect of the present invention is the air conditioning indoor unit pertaining to the sixth aspect of the present invention, wherein when the push-out member pushes out the dust box, the claw is moved away from the dust box.
  • this air conditioning indoor unit the operation of pushing out the dust box and the operation of releasing the claw from the dust box are interlocked, so that one-touch removal of the dust box can be realized and the maintainability is improved.
  • An air conditioning indoor unit pertaining to an eighth aspect of the present invention is the air conditioning indoor unit pertaining to any one of the first to third aspects of the present invention, wherein the posture of the lift panel that moves up and down without dust in the dust box, and the dust box The posture of the lift panel that moves up and down in a state where dust is packed is almost the same posture.
  • this air conditioner indoor unit the posture of the lift panel when dust falls in the dust box is almost the same as the posture of the lift panel when rising while emptying the dust box. It is possible to give a sense of stability of the lifting operation of the lifting panel.
  • An air conditioning indoor unit pertaining to a ninth invention is the air conditioning indoor unit pertaining to the first invention, wherein the main body further comprises an upper main body and a lower main body.
  • the lower body includes a lower panel that forms the outline of the suction port.
  • the elevating panel closes the suction port, the bottom panel and the movable panel appear to be integrated, so that the design is improved.
  • An air conditioning indoor unit pertaining to a tenth aspect of the invention is the air conditioning indoor unit pertaining to the first aspect of the invention, wherein the dust box also serves as a reinforcing material for the lift panel.
  • the dust box prevents the lifting panel from warping, the amount of sheet metal members conventionally used as a reinforcing material is reduced, and the material cost is reduced.
  • the air conditioning indoor unit pertaining to the eleventh aspect of the invention is the air conditioning indoor unit pertaining to the first aspect of the invention, and in order to allow air to flow in from the suction port during operation, the elevating panel rotates with the dust box around its own one end. Open the inlet.
  • the dust box is provided with an air resistance reduction structure that smoothly directs the air that is directed toward the filter. In this air conditioning indoor unit, the air resistance of the dust box with respect to the intake air is reduced, and the wind noise when the intake air passes through the dust box is reduced.
  • An air conditioning indoor unit pertaining to a twelfth aspect of the present invention is the air conditioning indoor unit pertaining to the first aspect of the present invention, wherein the main body further comprises a blowout port, a suction flow path, a blowout flow path, and a filter housing.
  • the suction flow path leads from the suction port to the inside.
  • the blowout flow path leads from the inside to the blowout opening.
  • the filter storage unit is located between the suction flow channel and the blow flow channel, and temporarily stores the moving filter. Since the suction port and the air outlet are arranged at a predetermined distance so that the air discharged from the air outlet is not sucked into the air inlet, there is inevitably a gap between the air inlet and the air outlet. A use space is formed. In this air conditioning indoor unit, since the unused space is used as a temporary storage place for the filter, it is necessary to increase the shape of the main body or reduce the suction port in order to secure the storage place for the filter. There is no.
  • An air conditioning indoor unit pertaining to a thirteenth aspect of the present invention is the air conditioning indoor unit pertaining to the twelfth aspect of the present invention, wherein the body is further provided with a recess in which the end of the filter is fitted, provided on the suction flow path forming wall forming the suction flow path Have.
  • the edge of the filter end and the vicinity of the edge are fitted into the recess, so that the edge of the filter end and the vicinity of the edge are not exposed to the suction flow path.
  • the air can pass through the suction channel without being obstructed by the edge of the filter end and the vicinity of the edge.
  • An air conditioner indoor unit is the air conditioner indoor unit according to the first aspect of the present invention, wherein the elevating mechanism moves the elevating panel closer to the ceiling than the predetermined position away from the suction port during operation.
  • the lifting panel is moved to a third predetermined position for closing the suction port, and the lifting panel that moves to at least the predetermined position is accompanied by a dust box.
  • the dust box can be removed from the lift panel at the maintenance position, and the work of throwing away the dust accumulated in the dust box becomes easy, so it is easy to use.
  • the dust box is disposed on the lift panel, whereby the dust box can be lowered by the lift panel, and the dust box can be cleaned. Furthermore, the weight of the lift panel increases, the lift panel is less likely to shake, and the stationary posture is stabilized.
  • the air conditioning indoor unit pertaining to the second aspect of the invention it is not necessary to remove the cleaning member drive unit from the lift panel during maintenance, and the dust box can be easily removed.
  • the air conditioning indoor unit pertaining to the third aspect of the invention it is not necessary to remove the cleaning member drive unit, the filter, and the filter drive unit from the lift panel during maintenance, and the dust box can be easily removed.
  • the lifting mechanism lifts the lifting panel, the load acting on the lifting mechanism is reduced.
  • the cleaning member and the dust box can be modularized, so that the assembly workability is improved.
  • the air conditioning indoor unit pertaining to the fifth aspect of the invention simply by operating the operating member, the holding of the dust box by the holding member and the pushing out of the dust box by the pushing member are performed, which is convenient. Further, since the pushing member causes the dust box to pop out in the take-out direction, the user can surely recognize that the dust box is detached from the lifting panel.
  • the air conditioning indoor unit pertaining to the sixth aspect of the invention when the dust box is attached to the lifting panel, the claw is caught in the dust box and the dust box is held in place. As a result, a situation in which the lifting panel is raised without holding the dust box is avoided.
  • the operation of pushing out the dust box and the operation of moving the claw away from the dust box are interlocked, so that one-touch removal of the dust box can be realized and the maintainability is improved.
  • the posture of the lift panel when dust falls in the dust box and the posture of the lift panel when rising while emptying the dust box are substantially the same posture. Therefore, it is possible to give the user a sense of stability of the lifting operation of the lifting panel.
  • the air conditioning indoor unit pertaining to the ninth aspect of the invention when the lift panel closes the suction port, the bottom panel and the movable panel appear to be integrated, so the design is improved.
  • the dust box prevents the lift panel from warping, the amount of sheet metal members conventionally used as a reinforcing material is reduced, leading to a reduction in material costs.
  • the air resistance of the dust box with respect to the intake air decreases, and the wind noise when the intake air passes through the dust box decreases.
  • the unused space is used as a temporary storage place for the filter. Therefore, in order to secure the storage place for the filter, the shape of the main body is increased, or the suction port is reduced. There is no need to do.
  • the edge of the filter end and the vicinity of the edge are fitted into the recess, so the edge of the filter end and the vicinity of the edge are not exposed to the suction flow path. As a result, the air can pass through the suction channel without being obstructed by the edge of the filter end and the vicinity of the edge.
  • the dust box can be removed from the lift panel at the maintenance position, and the operation of throwing away the dust accumulated in the dust box becomes easy, so it is easy to use.
  • the external appearance perspective view of the air-conditioning indoor unit which concerns on one Embodiment of this invention.
  • A The side view at the time of operation stop of an air-conditioning indoor unit.
  • B The side view at the time of the driving
  • C Side view at the time of maintenance. Sectional drawing of an air-conditioning indoor unit.
  • Sectional drawing inside a filter storage frame (A) Sectional drawing of a filter storage part when a filter exists in a front storage part. (B) Sectional drawing of a filter storage part when a filter exists in a back storage part. (C) Sectional drawing of a filter storage part when taking out a filter.
  • the perspective view of a taking-out mechanism. The disassembled perspective view of a taking-out mechanism.
  • the perspective view of the movable panel of the air-conditioning indoor unit which concerns on a modification.
  • the enlarged view of the C section of FIG. The side view of a hinge single item.
  • the top view of a hinge when a movable panel has closed the suction inlet, and a hinge connection mechanism.
  • FIG. 4B is a sectional view taken along line XX in FIG.
  • FIG. 4A The top view of the hanging bracket connection member just before a hanging bracket is connected.
  • FIG. 4B is a sectional view taken along line YY in FIG.
  • A The top view of a locking device.
  • B The front view of a locking device.
  • FIG. 1 is an external perspective view of an air conditioning indoor unit according to an embodiment of the present invention.
  • the air conditioning indoor unit 2 includes a main body 20 having a suction port 20a and an outlet 20b on a lower surface, a movable panel 24 that opens and closes the suction port 20a, and a first air direction adjusting blade 52 that opens and closes the outlet 20b. ing.
  • the suction port 20a and the air outlet 20b are adjacent to each other with a certain distance therebetween, so that a phenomenon in which air blown from the air outlet 20b is sucked into the air inlet 20a, that is, a so-called short circuit does not occur.
  • the lower surface of the main body 20 is covered with a decorative panel 21, and it is the decorative panel 21 that is actually exposed to the ceiling surface.
  • the outlines of the suction port 20 a and the air outlet 20 b are formed by the decorative panel 21.
  • FIG. 2A is a side view when the operation of the air conditioning indoor unit is stopped
  • FIG. 2B is a side view when the air conditioning indoor unit is operated
  • FIG. 2C is a side view during maintenance.
  • the movable panel 24 is apparently integrated with the decorative panel 21 when the air conditioning indoor unit 2 is stopped.
  • FIG.2 (b) when the air-conditioning indoor unit 2 operates, the movable panel 24 opens the suction inlet 20a, and the 1st wind direction adjustment blade
  • One end of the movable panel 24 is supported by the main body 20 by a hinge, and the movable panel 24 rotates to open the suction port 20a.
  • the movable panel 24 can be lowered
  • the movable panel 24 cannot be lowered to the maintenance position when one end is supported by the main body 20 with a hinge, the maintenance is performed after the suction port 20a is closed and the support by the main body 20 is released. Descent to position.
  • FIG. 3 is a cross-sectional view of the air conditioning indoor unit.
  • the air conditioning indoor unit 2 further includes a filter 9, a filter cleaning mechanism 10, an indoor heat exchanger 12, an indoor fan 13, a drain pan 14, and an outlet module 50.
  • the inlet 20a and the outlet 20b are opened, the indoor fan 13 is rotated, and air is sucked from the inlet 20a.
  • the indoor heat exchanger 12 has two heat exchangers adjacent to each other with different inclination postures.
  • the upper heat exchanger is the upper heat exchanger 12a and the lower heat exchanger is the lower heat exchanger. This is called the exchanger 12b.
  • the upper end of the upper heat exchanger 12a is located on the inner upper side of the main body 20, and the angle inclined from the upper end to the lower end is set to 45 ° or less with respect to the vertical line, so that the dew condensation water is surely exchanged in the upper heat It goes to the drain pan 14 through the vessel 12a. For this reason, the drain pan 14 does not need to be disposed in the entire lower area of the upper heat exchanger 12a, and is disposed only in the vicinity of the lower end of the upper heat exchanger 12a.
  • the upper end of the lower heat exchanger 12b is disposed close to the lower end of the upper heat exchanger 12a, and the angle inclined from the upper end to the lower end exceeds 45 ° with respect to the vertical line. For this reason, since condensed water may fall directly, the drain pan 14 is arrange
  • the upper heat exchanger 12a is set to be longer than the lower heat exchanger 12b, and the lower end corner is close to the upper end center of the lower heat exchanger 12b. For this reason, the amount by which the upper heat exchanger 12a is made longer than the lower heat exchanger 12b is offset.
  • the indoor fan 13 is a cross-flow fan, has a width dimension longer than the diameter, and sucks air from the direction perpendicular to the rotation axis. Therefore, the indoor fan 13 sucks air from the single suction port 20a to the single blower outlet 20b. Can be blown out. The sucked air passes through the filter 9 and the indoor heat exchanger 12 and enters the indoor fan 13.
  • the air flow path from the suction port 20a to the indoor fan 13 is referred to as a suction flow path 31a.
  • the air blown out from the indoor fan 13 passes through the blowout outlet module 50 and is blown out from the blowout opening 20b.
  • the blower outlet 20b is provided with a first wind direction adjusting blade 52, which is a component of the blower outlet module 50, and the first wind direction adjusting blade 52 can be adjusted in inclination angle by a motor.
  • wing 52 closes the blower outlet 20b.
  • the air flow path from the indoor fan 13 to the blower outlet 20b is referred to as a blown flow path (second blown flow path 41a, first blown flow path 51a).
  • a tongue 15 is provided between the indoor fan 13 and the drain pan 14 and on the second blow-off flow path 41a side, and this tongue 15 prevents leakage of blown air and improves performance. . Since the lower end portion of the lower heat exchanger 12b is located below the tongue portion 15, it is dead compared to the positional relationship between the tongue portion and the heat exchanger as in the prior art (see, for example, Japanese Patent Laid-Open No. 10-205796). Space can be used effectively.
  • the tongue 15 is a member independent of the indoor fan 13 and the drain pan 14.
  • FIG. 4 is an exploded perspective view of the main body of the air conditioning indoor unit.
  • the main body 20 is roughly divided into an upper main body 26, a main body extension frame 27, and a lower main body 28.
  • the upper body 26 includes the polystyrene foam, the indoor heat exchanger 12, and the indoor fan 13 that form the suction flow path 31a and the second blow-out flow path 41a shown in FIG.
  • the main body 20 is assembled in such a manner that the main body expansion frame 27 is connected to the upper main body 26 and the lower main body 28 is connected to the main body expansion frame 27.
  • the main body expansion frame 27 is an intermediate member that connects the upper main body 26 and the lower main body 28, and the outer shell is made of sheet metal and has a rectangular parallelepiped shape, and has sufficient strength against the increase in weight of the lower main body 28. ing.
  • the filter cleaning mechanism 10 In the lower main body 28, the filter cleaning mechanism 10, the decorative panel 21, the air outlet module 50, and the like shown in FIG.
  • FIG. 5 is an exploded perspective view of the lower body.
  • the hinge connecting device 6, the lifting device 7, the filter housing frame 104 of the filter cleaning mechanism 10, the air outlet module 50, and the air outlet module case 50 a are mounted on the upper surface of the decorative panel 21.
  • a movable panel 24 is attached to the lower surface of the decorative panel 21.
  • 6 is a plan view of the decorative panel of the air conditioning indoor unit
  • FIG. 7 is a perspective view of the decorative panel viewed from the direction A in FIG. 6
  • FIG. 8 is a decorative panel viewed from the direction B in FIG. FIG. 6, 7, and 8
  • the air outlet module 50 and the filter housing frame 104 of the filter cleaning mechanism 10 are disposed on the upper surface of the decorative panel 21 along the longitudinal direction.
  • the air outlet module 50 and the filter storage frame 104 are adjacent to each other in the width direction of the decorative panel 21.
  • Filter drive motors 104 f are attached to both ends of the filter storage frame 104.
  • the filter drive motor 104f rotates the roller 102 via a gear and moves the filter 9.
  • the lifting device 7 is arranged so as to sandwich the filter storage frame 104.
  • the lifting device 7 on the left side in plan view of FIG. 6 is called a first lifting device 701
  • the lifting device 7 on the right side in plan view is called a second lifting device 702.
  • the peripheral region of the second lifting device 702 is narrower than the peripheral region of the first lifting device 701, and the second lifting device 702 is inclined with respect to the width direction of the decorative panel 21 in order to suppress the occupied space.
  • the filter drive motor 104f is positioned so as to occupy the central gap of the second lifting device 702, as shown in FIG.
  • the peripheral region of the first lifting device 701 is set wider than the peripheral region of the second lifting device 702.
  • the brush driving motor 108f, the first wind direction adjusting blade driving unit 57, The second wind direction adjusting blade driving unit 58 and the electrical component box 40 are arranged.
  • the filter storage frame 104 includes a filter 9 with a rack 101 formed at the edge, a roller 102 having a pinion gear 102 a, a filter stabilization plate 103 that prevents the filter 9 from lifting, and a movement path of the filter 9.
  • a filter storage frame 104 to be formed is attached.
  • the filter 9 has a mesh portion 9a and an edge portion 9b that holds the periphery of the mesh portion 9a. As shown in FIG. 3, the filter 9 is disposed on the front side of the indoor heat exchanger 12, and from the air taken in from the room Remove dust. Thus, the filter 9 prevents dust floating in the air from contaminating the surface of the indoor heat exchanger 12.
  • a rack 101 that meshes with the pinion gear 102 a is formed on the edge 9 b of the filter 9.
  • the roller 102 has a plurality of pinion gears 102a and a connecting shaft 102b that coaxially connects the plurality of pinion gears 102a.
  • the pinion gear 102a meshes with the rack 101 of the filter 9 and rotates to move the filter 9 horizontally.
  • the filter storage frame 104 has an upper frame 104a and a lower frame 104b, and the upper frame 104a and the lower frame 104b are vertically overlapped with a certain distance to form a filter storage unit. Further, the upper frame 104a is formed with a motor housing portion 104c, which houses a transmission gear 104d that meshes with the pinion gear 102a, a drive gear 104e that drives the transmission gear 104d, and a filter drive motor 104f that rotates the drive gear 104e. Is done.
  • the positional relationship of the filter drive motor 104f and the brush drive motor 108f with respect to the filter storage frame 104 and the filter storage portion will be described in detail with reference to the drawings.
  • FIG. 10 is a cross-sectional view of the inside of the filter storage frame.
  • the filter drive motor 104f and the brush drive motor 108f are indicated by a two-dot chain line so that the positions of the filter drive motor 104f and the brush drive motor 108f with respect to the filter storage frame 104 are clear.
  • the filter drive motor 104f and the brush drive motor 108f are located above both sides of the filter storage frame 104 in the longitudinal direction, that is, above both sides of the suction port 20a in the longitudinal direction.
  • a drive gear 104e is connected to the rotation shaft of the filter drive motor 104f, and a transmission gear 104d is engaged with the drive gear 104e.
  • the transmission gear 104d rotates the pinion gear 102a of the roller 102.
  • the filter storage unit includes a front storage unit 105 and a rear storage unit 106, and the lengths of the front storage unit 105 and the rear storage unit 106 correspond to the length in the longitudinal direction of the filter 9.
  • FIG. 11A is a cross-sectional view of the filter storage portion when the filter is in the front storage portion
  • FIG. 11B is a cross-sectional view of the filter storage portion when the filter is in the rear storage portion.
  • the front storage unit 105 has a straight front storage path 105 a that is a path when the filter 9 moves to the rear storage unit 106.
  • 106 includes a rear storage path 106 a that guides the filter 9 moving from the front storage unit 105.
  • the end portion of the front storage portion 105 is fitted into a recessed portion 32 that is recessed outward from the wall forming the suction flow path 31a, and when the air conditioning indoor unit 2 is in operation, The edge 9b of the filter 9 is not exposed to the suction flow path 31a.
  • the rear storage portion 106 is located between the suction port 20a and the blower outlet 20b and below the drain pan.
  • the rear storage path 106a includes a first curved region 106b and a second curved region 106c, and the first curved region 106b curves the filter 9 fed out by the roller 102 in a direction approaching the center of the pinion gear 102a.
  • the second curved region 106c bends the filter 9 in the direction opposite to the first curved region 106b. Further, the filter 9 is supported from below by the filter retainer 91. When the user removes the filter 9 from the filter storage frame 104 for maintenance of the filter 9, the filter retainer 91 is rotated downward so that the filter 9 Pull out.
  • the filter 9 moves in the filter storage frame 104 and stops at a predetermined position.
  • the stop position of the filter 9 is detected by the position detection switch 107.
  • the position detection switch 107 is arranged near the end of the front storage unit 105 and near the end of the rear storage unit 106.
  • a lever is attached to the outside of the position detection switch 107 by a hinge. When an external force is applied, the lever rotates and pushes the button of the position detection switch 107.
  • Brush 108 As shown in FIG. 10, the bristles 108 a of the brush 108 are located on the side opposite to the roller 102 with the filter 9 in between and are in contact with the filter 9.
  • a final transmission gear 108c is connected to the rotation shaft of the bristles 108a, and a drive gear 108e is connected to the rotation shaft of the brush drive motor 108f.
  • the drive gear 108e and the intermediate transmission gear 108d mesh with each other, and the intermediate transmission gear 108d and the final transmission gear 108c mesh with each other.
  • FIG. 12 is an exploded perspective view of the movable panel. In FIG.
  • the bristles 108a of the brush 108 are fixed to the rotating shaft 108b. Since the bristles 108a are thin plastic bristles, they can enter the mesh of the filter 9 and reliably remove dust.
  • the final transmission gear 108c is connected to both ends of the rotating shaft 108b.
  • the dust box 109 has a dust intake port 109a near the upper air outlet 20b, and supports the rotary shaft 108b via bearings 109b at both ends in the longitudinal direction of the dust intake port 109a. Further, a comb portion 109c for attaching the dust scraped off from the filter 9 by the brush 108 from the brush 108 is attached to the dust intake port 109a. As shown in FIG. 2 (b), the dust box 109 is attached to the rotating shaft side of the movable panel 24, and the brush 108 approaches the air outlet 20b at the end of the suction port 20a.
  • the filter 9 is automatically cleaned by the control unit periodically or when the user requires it.
  • the mechanism will be described below.
  • the rack 101 of the filter 9 is accommodated in the front storage path 105a, and one end of the rack 101 (hereinafter referred to as the first end 101a) is engaged with the pinion gear 102a.
  • the first end 101a of the rack 101 When the first end 101a of the rack 101 reaches the end of the rear storage path 106a, the first end 101a rotates the lever of the position detection switch 107 to turn it on.
  • the controller determines that the first end 101a of the rack 101 has reached the end of the rear storage path 106a from the ON signal output from the position detection switch 107, and stops the rotation of the roller 102.
  • the entire region of the rack 101 of the filter 9 is accommodated in the rear storage path 106a, and the other end of the rack 101 (hereinafter referred to as the second end portion 101b) is engaged with the pinion gear 102a.
  • the second end portion 101b when the filter 9 moves, dust attached to the surface of the filter 9 is scraped off by the brush 108 and stored in the dust box 109.
  • the brush 108 rotates at least during the period when the filter 9 is moving from the front storage path 105 a to the rear storage path 106 a, and the rotation direction is a direction opposite to the
  • the control unit rotates the roller 102 in the reverse direction. Since the second end 101b of the rack 101 of the filter 9 meshes with the pinion gear 102a, rotation is transmitted from the pinion gear 102a to the rack 101, and the filter 9 is conveyed to the front storage path 105a side by the roller 102. . As the roller 102 continues to rotate in the reverse direction, the second end 101b of the rack 101 reaches the end of the front storage path 105a. When the second end 101b of the rack 101 reaches the end of the front storage path 105a, the second end 101b rotates the lever of the position detection switch 107 to turn it on.
  • the control unit determines that the second end 101b of the rack 101 has reached the end of the front storage path 105a from the ON signal output from the position detection switch 107, and stops the rotation of the roller 102. At this time, the rack 101 of the filter 9 is accommodated in the front storage path 105a, and the first end 101a of the rack 101 is engaged with the pinion gear 102a.
  • FIG. 13 is a perspective view of the decorative panel.
  • a hinge connecting device 6 and a lock device 8 are arranged in addition to the lifting device 7.
  • the hinge coupling device 6 supports one end of the movable panel 24 so as to be rotatable when the air conditioning indoor unit 2 is operated, and releases the support of one end of the movable panel 24 when the movable panel 24 is lowered to the maintenance position.
  • FIG. 14 is an exploded perspective view of the hinge coupling device. In FIG.
  • the hinge coupling device 6 includes a rotating member 61, a sliding member 62, a first pin 63, a pinion gear 64, a motor 65, a fixing member 66, a second pin 67, and a screw 68.
  • the rotating member 61 is a U-shaped solid object, and a rod-shaped support shaft 61a protrudes outward from the end surface. Further, a shaft hole 61 b is formed at one end of the rotating member 61.
  • the sliding member 62 includes a rack 62 a that meshes with the pinion gear 64 and an arm 62 b that sandwiches both ends of the shaft hole 61 b of the rotating member 61. Further, the arm 62b is formed with a first sliding hole 62c, and a second sliding hole 62d is formed near the base of the rack 62a.
  • the motor 65 is a stepping motor and rotates the pinion gear 64. The motor 65 has a through hole 65a through which the screw 68 passes.
  • the fixing member 66 is formed with a sliding space 66 a that holds the sliding member 62 so as to be slidable, a gear space 66 b into which the pinion gear 64 is inserted, and a screw hole 66 c that is screwed into the screw 68. Furthermore, a first through hole 66d and a second through hole 66e are formed in the wall forming the sliding space 66a.
  • the sliding member 62 is disposed in the sliding space 66 a of the fixing member 66, and the shaft hole 61 b of the rotating member 61 is disposed between the arms 62 b of the sliding member 62.
  • the first pin 63 is inserted from one end of the first through hole 66 d of the fixing member 66, passes through the first sliding hole 62 c of the sliding member 62 and the shaft hole 61 b of the rotating member 61, and the other end of the first through hole 66 d. Get out.
  • the second pin 67 is inserted from one end of the second through hole 66e, passes through the second sliding hole 62d of the sliding member 62, and exits to the other end of the second through hole 66e.
  • the sliding member 62 can horizontally move in the sliding space along the first pin 63 and the second pin 67, and the rotating member 61 can rotate around the first pin 63. (Operation of hinge coupling device 6) 13 and 14, when the motor 65 rotates the pinion gear 64, power is transmitted to the rack 62 a that meshes with the pinion gear 64, and the sliding member 62 slides along the first pin 63. With the movement, the rotating member 61 moves in the direction of the movable panel 24 or in the opposite direction.
  • the rotation of the motor 65 so as to move the rotating member 61 in the direction to connect the movable panel 24 is called normal rotation, and the direction in which the connection between the rotating member 61 and the movable panel 24 is released.
  • the rotation of the motor 65 so as to move to is called reverse rotation.
  • a support hole 24 c (see FIG. 12) that faces the support shaft 61 a is provided in the rotating member 61, the motor 65 rotates forward, and the support shaft 61 a supports the movable panel 24.
  • the rotation member 61 and the movable panel 24 are connected, and the movable panel 24 can rotate around the first pin 63.
  • the motor 65 rotates in the reverse direction and the support shaft 61 a comes out of the support hole 24 c of the movable panel 24, the connection between the rotating member 61 and the movable panel 24 is released, and the movable panel 24 moves the first pin 63. Cannot rotate to the center. (Elevating device 7) FIG.
  • the lifting device 7 includes a wire 71, a pulley 72, a bobbin 73, a winding gear 74, a driving gear 75, a lifting motor 76, a switch 77, and a case 78.
  • the pulley 72 has a pulley portion 72 a and a cam portion 72 b that are integrally formed.
  • the pulley portion 72 a supports the wire 71 and rotates as the wire 71 moves.
  • the cam portion 72b includes a small-diameter curved surface, a large-diameter curved surface, and a plane connecting both the curved surfaces.
  • the bobbin 73 winds up the wire 71.
  • the winding gear 74 is connected coaxially with the bobbin 73 and rotates integrally.
  • the drive gear 75 meshes with the winding gear 74 and rotates the bobbin 73.
  • the elevating motor 76 is a stepping motor and rotates the drive gear 75.
  • the number of rotations of the lifting motor 76 is controlled by the number of pulses supplied from the control unit.
  • the control unit includes a CPU, a memory, and a motor drive circuit, and is disposed at another position away from the lifting device 7.
  • the lifting motor 76 and the control unit are electrically connected by a wire harness.
  • the switch 77 is a micro switch having a lever 77a and is turned on when the lever 77a is pressed.
  • the lever 77a is always in contact with the cam portion 72b of the pulley 72 and is pushed when facing the large-diameter curved surface of the cam portion 72b.
  • the switch 77 is also electrically connected to the control unit by a wire harness.
  • the case 78 is divided into a support case 78a and a cover 78b.
  • the support case 78a is formed with a first shaft 79a that supports the pulley 72, a second shaft 79b that supports the bobbin 73 and the winding gear 74, and a third shaft 79c that supports the switch 77.
  • FIG. 16 is a layout diagram of components inside the lifting device.
  • the elevating motor 76 rotates the drive gear 75 in the CCW direction and rotates the winding gear 74 in the CW direction.
  • the bobbin 73 rotates in the direction of feeding the wire 71.
  • the lifting motor 76 rotates the drive gear 75 in the CW direction and rotates the winding gear 74 in the CCW direction.
  • the bobbin 73 rotates in the direction of winding the wire 71.
  • the feeding amount and winding amount of the string are proportional to the rotation amount of the lifting motor 76, and the control unit controls the number of pulses supplied to the lifting motor 76, whereby the feeding amount and winding amount of the wire 71 are controlled. Be controlled. Since the movable panel 24 is connected to the tip of the wire 71, tension is always generated in the wire 71, and when the wire 71 is drawn out or wound up, the pulley portion 72a is connected to the wire 71.
  • the switch 77 issues an ON signal when the lever 77a faces the large-diameter curved surface of the cam portion 72b, and issues an OFF signal when the lever 77a faces the small-diameter curved surface. While the pulley 72 is rotating, an on signal and an off signal are alternately generated, and these signals are all input to the control unit.
  • the movable panel 24 is moved before reaching the predetermined feeding amount.
  • the frictional force between the wire 71 and the pulley portion 72a decreases, and the pulley 72 stops.
  • either the on signal or the off signal is continuously output from the switch 77.
  • the control unit estimates that the movable panel 24 has stopped due to some obstacle, and immediately moves the lifting motor 76. Stop.
  • the air conditioner indoor unit 2 is a lock device so that the movable panel 24 does not fall even when the hinge coupling device 6 malfunctions due to unforeseen causes to release the support of the movable panel 24 and the wire 71 of the lifting device 7 is loosened. 8 is further provided.
  • FIG. 17 is a perspective view of the locking device.
  • the locking device 8 includes a movable body 81, a first holding part 82, a second holding part 83, a motor 84 and a spring 85.
  • the movable body 81 has a quadrangular prism shape, an inclined surface 811 is formed at one end thereof, a long side surface 812 having the longest overall length is formed with a rack 81a that meshes with a predetermined gear, and below the rack 81a.
  • a hollow portion 81b is formed.
  • the movable body 81 is held in a movable state by the first holding portion 82 with the long side surface 812 directed vertically upward.
  • the first holding portion 82 is a rectangular parallelepiped housing having an open top surface and one side surface, a guide groove 82a is formed on the bottom surface, and the movable body 81 moves horizontally along the guide groove 82a. Both ends of the guide groove 82a are sandwiched between walls 821 and 822, and a through-hole 82b through which the movable body 81 passes is formed in one wall 821. A wall 823 is adjacent to the walls 821 and 822 sandwiching both ends of the guide groove 82a, and a plate-like protrusion 82c that protrudes in a direction orthogonal to the guide groove 82a is formed on the wall 823.
  • the inclined surface 811 is always located outside the first holding portion 82, and the rack 81 a is always located inside the first holding portion 82.
  • the plate-like protrusion 82 c of the first holding part 82 passes through the hollow part 81 b of the movable body 81.
  • the wall 823 fixes the motor 84 and rotatably supports a pinion gear 84 a connected to the rotation shaft of the motor 84.
  • the pinion gear 84a meshes with the rack 81a of the movable body 81 to form a rack and pinion mechanism.
  • a spring 85 is accommodated in the hollow portion 81 b of the movable body 81.
  • the spring 85 is a compression coil spring and is sandwiched between the end of the hollow portion 81b and the plate-like protrusion 82c.
  • the second holding portion 83 is a solid object in which a guide hole 83a through which the movable body 81 passes is formed, and is installed on the movable panel 24 side.
  • a smooth curved surface 831 is formed on the upper surface of the second holding portion 83.
  • the movable body 81 is in a state of being held by the first holding body 82 and the second holding body 83, and when the motor 84 rotates the pinion gear 84a in the CCW direction in this state, the pinion gear 84a
  • the rotational motion is converted into a linear motion by the rack 81a, and the movable body 81 slides toward the wall 822.
  • the movable body 81 moves a predetermined distance
  • the movable body 81 moves away from the guide hole 83a of the second holding portion 83. Since the second holding body 83 that does not hold the movable body 81 is allowed to move in the vertical direction, it does not prevent the movable panel 24 from being lowered.
  • the movement of the movable body 81 shortens the distance between the side surface of the hollow portion 81b and the plate-like protrusion 82c, so that the spring 85 is compressed and stores a repulsive force.
  • the motor 84 rotates against the increasing repulsive force of the spring 85 while the electric power is supplied. However, when the electric power is not supplied, the motor 84 rotates reversely due to the repulsive force of the spring 85, and the movable body 81 returns to the original state. Return to the position.
  • the movable panel 24 is not lowered and the second holding portion 83 is not moving, the movable body 81 enters the guide hole 83 a of the second holding portion 83.
  • the mobile panel 24 stands by on the path where the second holding unit 83 returns. Then, when the movable panel 24 rises and closes the suction port 20a, the second holding part 83 applies the curved surface 831 to the inclined surface 811 of the movable body 81 and pushes the movable body 81 back.
  • the movable body 81 pushed by the second holding portion 83 moves horizontally and compresses the spring 85.
  • the second holding portion 83 is completely restored, the movable body 81 passes through the guide hole 83a of the second holding portion 83. As a result, the movable body 81 prevents the movable panel 24 from being lowered.
  • FIG. 18 is a perspective view of a state in which the movable panel opens the suction port.
  • the locking device 8 releases the lock and the elevating device 7 feeds the wire 71 in a state where the hinge connecting device 6 is connected to the movable panel 24, the movable panel 24 is lowered by its own weight.
  • the end portion of the movable panel 24 is coupled to the hinge coupling device 6, the movable panel 24 rotates in the direction to open the suction port 20a with the end portion as an axis.
  • the movable panel 24 rises, but since the end of the movable panel 24 is connected to the hinge connecting device 6, the movable panel 24 has the suction port with the end as an axis. It rotates to the direction which closes 20a. When the movable panel 24 completely closes the suction port 20a, the lock device 8 locks the movable panel 24.
  • FIG. 19 is a perspective view of a state where the movable panel is lowered.
  • the lock device 8 releases the lock of the movable panel 24, and the lifting device 7 feeds the wire 71, the movable panel 24 is Descent due to its own weight.
  • the lifting device 7 winds the wire 71, the movable panel 24 is raised, and when the movable panel 24 completely closes the suction port 20a, the lock device 8 locks the movable panel 24.
  • the posture of the dust box 109 on the movable panel 24 is set so that the posture when the dust box 109 is full of dust and the posture when the dust box 109 is empty are substantially the same posture. Dimensions and position are set.
  • the total length of the dust box 109 in the longitudinal direction is set to be 1/2 or more of the total length of the movable panel 24 in the longitudinal direction.
  • the total length of the dust box 109 in the width direction is set to 1/3 or more of the total length of the movable panel 24 in the width direction.
  • the dust box 109 is disposed near the rotation axis when the movable panel 24 rotates. ⁇ Dust box 109 removal mechanism> When the dust stored in the dust box 109 is discarded, the dust box 109 is removed from the movable panel 24 of the air conditioning indoor unit 2.
  • the dust box 109 is attached to the movable panel 24 that cannot be reached by the user, the user lowers the movable panel 24 to a maintenance position where the user can reach, and then moves the dust box 109 to the movable panel. Remove from 24.
  • the mechanism of the lowering of the movable panel 24 is described in detail in the operation of raising and lowering the movable panel 24, and thus the description thereof will be omitted.
  • a method of removing the dust box 109 from the movable panel 24 lowered will be described.
  • FIG. 20 is a perspective view of the dust box and the lifting panel after the dust box is taken out.
  • the movable panel 24 is formed with a storage portion 24a in which the dust box 109 is stored.
  • the first pushing portion 110 of the take-out mechanism is arranged at the left end
  • the second push-out portion 210 of the take-out mechanism is arranged at the right end.
  • FIG. 21 is a perspective view of the take-out mechanism
  • FIG. 22 is an exploded perspective view of the take-out mechanism.
  • the takeout mechanism includes a first pusher 110, a second pusher 210, and a transmitter 310.
  • the first extruding part 110 has a button 151, and when the user presses the button 151, the first extruding part 110 pushes the vicinity of one end of the dust box 109 upward of the movable panel 24, and at the same time, the second extruding part 110.
  • the part 210 pushes the vicinity of the other end of the dust box 109 upward of the movable panel 24.
  • the 1st extrusion part 110, the 2nd extrusion part 210, and the transmission part 310 are assembled by several components.
  • the first pushing portion 110 includes a first cam member 111, a first positioning member 121, a first cover 131, a first leaf spring 141, a button 151, and a coil spring 161.
  • the second pushing portion 210 includes a second cam member 211, a second positioning member 221, a second cover 231, and a second leaf spring 241.
  • the transmission unit 310 includes a transmission member 311, an adjustment screw 313, and a connection member 314.
  • the first cam member 111 is a resin component in which a hook 112, a receiving cam 113, a push cam 114, a connecting portion 115, and a shaft 116 are integrally formed, and has three functions.
  • the first function of the first cam member 111 is a function of holding the dust box 109 in the storage portion 24a, and when the dust box 109 is mounted on the storage portion 24a, the hooks 112 are recessed portions provided at both ends of the dust box 109. 109e (see FIG. 20) to prevent the dust box 109 from protruding upward. That is, the hook 112 functions as a holding member for the dust box 109.
  • the second function of the first cam member 111 is a function of pushing the dust box 109 out of the storage portion 24a.
  • the push cam 114 rotates about the shaft 116, and the dust box 109 Is pushed out upward of the storage portion 24a. That is, the push cam 114 functions as an extrusion member for the dust box 109.
  • the third function of the first cam member 111 is a function of pulling the transmission member 311. One end of the transmission member 311 is hooked in the hole 115 a provided in the connection portion 115, and the connection portion 115 connects the shaft 116. When rotating to the center, the transmission member 311 is pulled.
  • the first positioning member 121 is a resin component in which a case 122, a button case 123, and a mounting plate 124 are integrally formed, and has three functions.
  • the first function of the first positioning member 121 is a function of holding the first cam member 111, and the case 122 rotatably supports the shaft 116 of the first cam member 111 via the bearing 125.
  • the case 122 surrounds the push cam 114 of the first cam member 111, the first cam member 111 cannot rotate counterclockwise.
  • the second function of the first positioning member 121 is a function of holding the button 151 and the coil spring 161.
  • a guide groove 123 a that supports the button 151 in a reciprocating manner is provided on the wall surface of the button case 123, and a support bar 123 b that supports the coil spring 161 is provided at the center of the button case 123. Since the coil spring 161 is sandwiched between the button case 123 and the button 151 and compressed, a repulsive force is generated in the button 151.
  • the third function of the first positioning member 121 is a function of fixing the first pushing portion 110 to the movable panel 24, and the first positioning member 121 is screwed to the storage portion 24 a via the mounting hole 124 a of the mounting plate 124. Is done.
  • the first cover 131 is a resin part in which the partition wall 132 and the spring case 133 are integrally formed, and has two functions.
  • the first function of the first cover 131 is a function of partitioning the end of the storage portion 24a of the dust box 109 and the movable panel 24.
  • the second function of the first cover 131 is a function of holding the first plate spring 141, and a spring case 133 in which the first plate spring 141 is accommodated is provided in the approximate center of the partition wall 132.
  • the first leaf spring 141 is a component formed of a stainless steel plate for a spring and has a function of pressing and fixing the dust box 109 in the longitudinal direction.
  • the first leaf spring 141 prevents the dust box 109 from rattling in the storage portion 24a.
  • the button 151 is a resin part in which the operation unit 152 and the guide unit 153 are integrally formed, and has a function of rotating the first cam member 111.
  • On the surface of the operation unit 152 characters suggesting that the button is a push button are displayed.
  • the guide portion 153 is fitted with the button case 123 of the first positioning member 121, and reciprocating linear motion is allowed. When the operation unit 152 is pressed, the guide unit 153 moves straight and presses the receiving cam 113 of the first cam member 111 to rotate the first cam member 111 around the shaft 116.
  • a claw 153 a that fits with the guide groove 123 a of the button case 123 by a snap fit is provided at a predetermined position of the guide portion 153.
  • the claw 153a is allowed to move along the longitudinal direction of the guide groove 123a.
  • the coil spring 161 is a component formed in a coil shape with a stainless steel wire for a spring, and has a function of applying a force opposite to the pushing direction to the button 151. Since the coil spring 161 is inserted into the support rod 123b of the button case 123 and then compressed by the button case 123 and the guide portion 153 of the button 151, a repulsive force is generated in the button 151.
  • the second cam member 211 is a resin component in which the hook 212, the push cam 214, the connection portion 215, and the shaft 216 are integrally formed, and has two functions.
  • the first function of the second cam member 211 is a function of holding the dust box 109 in the storage portion 24a, and when the dust box 109 is attached to the storage portion 24a, the hooks 212 are recessed portions provided at both ends of the dust box 109. 109e (see FIG. 20) to prevent the dust box 109 from protruding upward. That is, the hook 212 functions as a holding member for the dust box 109.
  • the second function of the second cam member 211 is a function of pushing out the dust box 109 from the storage portion 24a.
  • the connection portion 215 is pulled by the transmission member 311, the push cam 214 rotates about the shaft 216, and the dust box The end portion of 109 is pushed out of the storage portion 24a. That is, the push cam 214 functions as an extrusion member of the dust box 109.
  • the connecting portion 215 is a cylinder extending in a direction parallel to the shaft 216, and the center of the shaft 216 and the center of the connecting portion 215 are separated by a predetermined distance. When the second cam member 211 rotates, the connection portion 215 draws an arc around the shaft 216.
  • the second positioning member 221 is a resin component in which the case 222 and the mounting plate 224 are integrally formed, and has two functions.
  • the first function of the second positioning member 221 is a function of holding the second cam member 211, and the case 222 rotatably supports the shaft 216 of the second cam member 211 via the bearing 225.
  • the case 222 surrounds the push cam 214 of the second cam member 211, the second cam member 211 cannot rotate clockwise.
  • the second function of the second positioning member 221 is a function of fixing the second pushing portion 210 to the storage portion 24 a, and the second positioning member 221 is screwed to the storage portion 24 a through the mounting hole of the mounting plate 224.
  • the (Second cover 231) The second cover 231 is a resin component in which the partition wall 232 and the spring case 233 are integrally formed, and has two functions.
  • the first function of the second cover 231 is a function of partitioning the end of the storage portion 24a of the dust box 109 and the movable panel 24. When the dust box 109 is removed from the storage portion 24a, the partition wall 232 is replaced with the storage portion 24a. The inside of the movable panel 24 is prevented from being seen from the outside.
  • a second function of the second cover 231 is a function of holding the second leaf spring 241, and a spring case 233 in which the second leaf spring 241 is accommodated is provided in the approximate center of the partition wall 232.
  • the second leaf spring 241 is a component formed of a stainless steel plate for a spring and has a function of pressing and fixing the dust box 109 in the longitudinal direction.
  • the second leaf spring 241 prevents the dust box 109 from rattling in the storage portion 24a.
  • the transmission unit 310 transmits the first cam member 111 and the second cam member 211 such that the displacement of the first cam member 111 of the first extrusion unit 110 is transmitted to the second cam member 211 of the second extrusion unit 210. tie.
  • the transmission unit 310 includes a transmission member 311 and an adjustment unit 312, and the adjustment unit 312 includes an adjustment screw 313 and a connection member 314.
  • the transmission member 311 is a part machined with a stainless steel wire, one end 311 a is connected to the first cam member 111 of the first pushing part 110, and the other end 311 b is the second pushing part 210 of the second pushing part 210. Two cam members 211 are indirectly connected.
  • the end portion 311a is bent so as to be put in the hole 115a of the connecting portion 115.
  • the end portion 311b is threaded to screw the adjustment screw 313.
  • the adjustment screw 313 is a component machined from brass, and a screw hole 313b threaded along the axial direction is provided at the center of a regular hexagonal columnar screw body 313a. The screw hole 313b and the end 311b of the transmission member 311 are screwed together.
  • connection member 314 is a resin part in which the holding portion 315 and the connection portion 316 are integrally formed, and has a function of connecting the second cam member 211 and the transmission member 311.
  • the holding portion 315 is provided with recesses that come into contact with a plurality of outer surfaces of the screw body 313 a so that the adjustment screw 313 can be held.
  • the shape of the recess is formed so as to contact the four outer surfaces of the adjustment screw 313 in order to prevent the adjustment screw 313 from spinning around.
  • the present invention is not limited to this. For example, even when the adjustment screw 313 is molded into a rectangular parallelepiped shape, the adjustment screw 313 can be prevented from spinning around.
  • the connecting portion 316 protrudes in a cantilever shape from a predetermined end surface of the holding portion 315, and a circular claw is provided at the tip thereof.
  • the claw is fitted in a connecting hole provided in the connection portion 215 of the second cam member 211 by a snap fit.
  • connection hole and the claw are in a relationship between the shaft hole and the shaft to be fitted, they do not twist each other.
  • the user presses a button 151 to remove the dust box 109 from the storage unit 24a.
  • the button 151 is pushed, the receiving cam 113 is pushed, the first cam member 111 rotates, and the push cam 114 pushes one end of the dust box 109.
  • the connecting portion 115 pulls the transmission member 311, so the second cam member 211 is pulled and rotated, and the push cam 214 pushes the other end of the dust box 109.
  • the hook 112 of the first cam member 111 and the hook 212 of the second cam member 211 are separated from the recess 109e (see FIG. 20) of the dust box 109, so that the dust box 109 is removed from the storage portion 24a.
  • the button 151 functions as an operation member that operates the hooks 112 and 212 and the push cams 114 and 214. The user can easily recognize that the dust box 109 is detached from the movable panel 24.
  • the hook 112 of the first cam member 111 and the hook 212 of the second cam member 211 are pushed into the recess 109e of the dust box 109 (FIG. 20) by pushing the dust box 109 into the storage unit 24a.
  • the dust box 109 is held in the storage portion 24a.
  • FIG. 23 is an enlarged cross-sectional view of the air outlet module
  • FIG. 24 is a perspective view of the air outlet module.
  • the outlet module 50 includes a first outlet passage forming wall 51, a first wind direction adjusting blade 52, a second wind direction adjusting blade 53, a long blade supporting member 54, a strip-shaped blade supporting member 55, and
  • the heat insulating material 56 is modularized.
  • the 1st blowing flow path formation wall part 51 is located in the terminal part of an air flow path, and forms the 1st blowing flow path 51a connected with the blower outlet 20b.
  • the first blowing flow path forming wall portion 51 has a resinous sealing member attaching surface 511 at a portion facing the end of the second blowing flow path forming wall portion 41 (see FIG. 3) forming the second blowing flow path 41a.
  • the sealing member 59 is affixed there.
  • the width dimension of the sealing member attaching surface 511 is set to 3 mm or more.
  • the first blowing flow path forming wall portion 51 further includes an outer wall 512 and an inner wall 513 extending in the direction from the sealing member attaching surface 511 toward the outlet 20b, and a flange 514 extending in the horizontal direction from the end of the outer wall 512.
  • the outer wall 512 and the inner wall 513 are separated by a predetermined distance, and a heat insulating air layer 51b (see FIG. 23) is formed between the outer wall 512 and the inner wall 513.
  • the flange 514 is located on the opposite side of the air inlet 20a with the air outlet 20b interposed therebetween, and also serves as a reinforcing plate for the decorative panel 21.
  • wing 52 is located in the vicinity of the blower outlet 20b, and has two long blades 52a and 52b extended in parallel with the longitudinal direction of the blower outlet 20b.
  • the long blades 52a and 52b are connected to the first outlet flow path forming wall portion 51 by the long blade support member 54, and the support portions 54a and 54b of the long blade support member 54 are parallel to the longitudinal direction of the outlet 20b.
  • the air outlet 20b is closed when the air conditioning indoor unit 2 is stopped.
  • the second wind direction adjusting blade 53 is located upstream of the first wind direction adjusting blade 52, and has a plurality of strip-shaped blades 53a and one drive shaft 53b.
  • Each strip-shaped blade 53a is connected to the first blow-off channel forming wall 51 by a strip-shaped blade support member 55, and is arranged in parallel to the longitudinal direction of the outlet 20b at a predetermined interval.
  • the plurality of strip-shaped blades 53a are connected by a drive shaft 53b, and reciprocate around the axis perpendicular to the longitudinal direction of the outlet 20b as the drive shaft 53b reciprocates in the longitudinal direction.
  • the first wind direction adjusting blade driving unit 57 is located on the extended line of the first wind direction adjusting blade 52 outside the first blowing flow path forming wall portion 51.
  • the first wind direction adjusting blade drive unit 57 includes a stepping motor (not shown) and a transmission gear (not shown) that transmits the rotation of the stepping motor to the long blade support member 54.
  • the second wind direction adjusting blade drive unit 58 is positioned on the extended line of the drive shaft 53 b of the second wind direction adjusting blade 53 outside the first blowing flow path forming wall portion 51.
  • the second wind direction adjusting blade drive unit 58 includes a stepping motor (not shown) and a transmission gear (not shown) that transmits the rotation of the stepping motor to the drive shaft 53b.
  • a dust box 109 for storing dust removed during filter cleaning is disposed so as to be detachable from the movable panel 24.
  • the dust box 109 can be lowered together with the movable panel 24, and the dust box 109 can be cleaned.
  • a brush 108 for removing dust from the filter 9 is attached to the dust box 109, and the brush 108 can be cleaned when the dust box 109 is cleaned.
  • the dust box 109 prevents the movable panel 24 from warping.
  • the weight of the movable panel 24 is increased by the dust box 109, the movable panel 24 is hardly shaken, and the stationary posture is stable.
  • the dust box 109 can be detached from the movable panel 24 simply by pressing the button 151. At that time, since the dust box 109 jumps out in the take-out direction, the user can surely recognize that the dust box 109 is detached from the movable panel 24.
  • the hooks 112 and 212 are hooked on the dust box 109 when the dust box 109 is disposed at a predetermined position, a situation where the lifting panel is raised without the dust box 109 being held is avoided.
  • the button 151 is pressed, the dust box is pushed out while moving the hooks 112 and 212 in a direction away from the dust box, thereby realizing one-touch removal of the dust box.
  • the posture of the movable panel 24 when dust is accumulated and lowered in the dust box 109 and the posture of the movable panel 24 when rising while emptying the dust box 109 are substantially the same posture. Therefore, it is possible to give the user a sense of stability in the raising / lowering operation of the movable panel 24.
  • the rear storage portion 106 of the filter 9 is disposed between the suction flow path 31a and the second blow-out flow path 41a. As a result, it is not necessary to increase the shape of the main body or to reduce the suction port 20b in order to secure the rear housing portion 106.
  • the suction passage forming wall portion 31 is provided with a recess 32 into which the end of the filter 9 is fitted, and the edge portion 9 b of the filter 9 is fitted into the recess 32.
  • the edge portion 9b is not exposed to the suction flow path 31a.
  • the air can pass through the suction flow path 31a without being obstructed by the edge 9b of the filter 9.
  • the recessed part 32 becomes a guide when the filter 9 returns to the front storage part 105 from the back storage part 106, the filter 9 can return reliably.
  • FIG. 25 is a perspective view of a movable panel of an air conditioning indoor unit according to a modification
  • FIG. 26 is an enlarged view of a portion C in FIG.
  • the movable panel 524 is rotatably supported by the decorative panel 21 by the hinge 530.
  • the hinge 530 includes a horizontal bar portion 531 extending in the horizontal direction, a lever 532 extending vertically from the horizontal bar portion 531, and a hook 533 that bends in a hook shape from the end portion of the lever 532. It is stationary with the bar 531 facing up.
  • FIG. 27 is a side view of a single hinge. In FIG. 27, the hinge 530 further includes a rotation shaft portion 534 serving as a rotation center of the movable panel 524. The hinge 530 is subjected to a spring force so as to fall in the direction D by a spring in the movable panel 524.
  • FIG. 28 is a plan view of the hinge and the hinge coupling mechanism when the movable panel closes the suction port
  • FIG. 29 is a plan view of the hinge and the hinge coupling mechanism when the movable panel opens the suction port
  • FIG. 30 is a plan view of the hinge and the hinge coupling mechanism when the movable panel is separated from the suction port.
  • the hinge coupling mechanism 760 includes hinge receivers 761 and 762, a slide member 764, a motor 765, a hinge detection lever 766, and a hinge detection switch 767.
  • the hinge receivers 761 and 762 have rotating shafts 761a and 762a and receiving parts 761b and 762b that receive the horizontal bar part 531 of the hinge 530.
  • the receiving portions 761b and 762b can rotate about the rotation shafts 761a and 762a.
  • the slide member 764 includes positioning protrusions 764a and 764b, push portions 764c and 764d, a rack 764e, and a manual operation portion 764f.
  • the positioning protrusion 764a contacts the hinge receiver 761, and the positioning protrusion 764b contacts the hinge receiver 762 to prevent the hinge receivers 761 and 762 from shaking.
  • the pushing portions 764c and 764d push the hinge receivers 761 and 762 so that the receiving portions 761b and 762b do not receive the horizontal bar portion 531 of the hinge 530.
  • the rack 764e meshes with the pinion gear 765a of the motor 765, and converts the rotation of the pinion gear 765a into the horizontal movement of the slide member 764.
  • the cam 782 of the panel lock mechanism 780 is integrally formed at the end of the slide member 764.
  • the cam 782 has a cam surface 782a for rotating the panel lock lever 781.
  • the cam surface 782a includes an operation cam surface that rotates the panel lock lever 781 when the cam 782 moves together with the slide member 764, and a stationary cam surface that stops the panel lock lever 781 at the rotated position. That is, when the slide member 764 moves by an amount corresponding to the range of the operation cam surface, the panel lock lever 781 rotates, but the hinge receiver 761 and the slide member 764 do not contact with each other, so the hinge receiver 761 does not rotate. .
  • the locked state of the movable panel 524 is released, but the connected state of the hinge 530 and the movable panel 524 is not released.
  • the slide member 764 moves beyond the equivalent range of the operation cam surface and further to the equivalent range of the stationary cam surface, the hinge receiver 761 and the slide member 764 come into contact with each other, so that the hinge receiver 761 rotates. .
  • the connected state of the hinge 530 and the movable panel 524 is also released in a state where the locked state of the movable panel 524 is released.
  • the manual operation unit 764f is provided at the end of the slide member 764, and is used when the slide member 764 is manually moved.
  • the manual operation unit 764f is operated when the motor 765 breaks down, and when the user wants to release the locked state of the movable panel 524, or the connection state between the hinge 530 and the movable panel 524 is changed. Used when you want to cancel.
  • the hinge detection lever 766 includes a rotation shaft portion 766a, a hinge detection portion 766b, and a switch operation portion 766c.
  • the hinge detection unit 766b and the switch operation unit 766c are opposite to each other with the rotation shaft unit 766a interposed therebetween.
  • the switch operation unit 766c rotates. It rotates around the shaft portion 766a and pushes the hinge detection switch 767. At this time, the hinge detection switch 767 is turned on.
  • FIG. 31A is a sectional view of the lower body
  • FIG. 31B is a partial sectional view of the lower body just before the movable panel opens the suction port
  • FIG. 31C is a state immediately after the movable panel opens the suction port.
  • It is a fragmentary sectional view of a lower main part. 28 and 31 (a), in the space below the horizontal bar portion 531 of the hinge 530, there are hinge receivers 761 and 762 that receive the horizontal bar portion 531 and a protrusion 763 that contacts the hook 533 from the decorative panel 21 side. It protrudes.
  • FIG. 32A is a cross-sectional view of the lower body
  • FIG. 32B is a partial cross-sectional view of the lower body immediately after the movable panel starts to descend
  • FIG. 32C is a lower body when the movable panel is lowered.
  • hinge receivers 761, 762 that receive the horizontal bar portion 531 and a protrusion 763 that contacts the hook 533 from the decorative panel 21 side. It protrudes.
  • the hook 533 comes into contact with the protrusion 763, so that the horizontal bar portion 531 is stationary in a state of being rotated clockwise around the rotation shaft portion 534. ing. At this time, the horizontal bar portion 531 and the hinge receivers 761 and 762 are not yet in contact with each other.
  • the slide member 764 moves in the E direction, and the pushing portions 764c and 764d push the hinge receivers 761 and 762, so that the receiving portions 761b and 762b are lowered by the hinge 530.
  • the hinge 530 falls off the track and the hinge 530 is lowered, both ends of the horizontal bar portion 531 are not held by the receiving portions 761b and 762b, and the movable panel 524 can be lowered without rotating.
  • the operation when the movable panel 524 closes the suction port 20a is opposite to the operation when the suction port 20a is opened.
  • the panel lock mechanism 780 includes a panel lock lever 781, a cam 782, a panel lock ring 783, a lock detection switch 784, and a spring 785.
  • the cam 782 is fixed to the end of the slide member 764 of the hinge coupling mechanism 760, and has a cam surface 782a.
  • the panel lock lever 781 has a rotation shaft part 781a, a cam contact part 781b, and a panel lock part 781c.
  • the cam contact portion 781b and the panel lock portion 781c are at positions opposite to each other with the rotation shaft portion 781a interposed therebetween.
  • the cam contact portion 781b rotates around the rotation shaft portion 781a by following the cam surface 782a, and the panel lock portion 781c rotates around the rotation shaft portion 781a.
  • the panel lock ring 783 is provided in the vicinity of the hinge 530 of the movable panel 524, and the panel lock portion 781c of the panel lock lever 781 is inserted therein.
  • the spring 785 applies a spring force in a direction in which the panel lock portion 781c is inserted into the panel lock ring 783.
  • the slide member 764 of the hinge coupling mechanism 760 is stopped, so that the cam 782 cannot operate the cam contact portion 781b.
  • the cam 782 rotates the cam contact portion 781b, so that the panel lock portion 781c rotates around the rotation shaft portion 781a.
  • the panel lock ring 783 comes out.
  • FIG. 33A is a cross-sectional view after the panel lock portion is pulled out of the panel lock ring
  • FIG. 33B is a cross-sectional view when the panel lock portion is pushed back by the panel lock ring.
  • c) is a cross-sectional view when the panel lock portion is accommodated in the panel lock ring.
  • 33 (a), 33 (b), and 33 (c) when the movable panel 524 returns from the state of FIG. 32 (c) to the state of (a), the upper portion of the panel lock ring 783 is the panel lock portion. Push the tip of 781c.
  • FIG. 34 is a plan view of an end portion of the movable panel.
  • a hanging metal fitting 708 to which the tip of the wire 71 of the elevating device 7 is connected is attached near the end of the movable panel 524.
  • FIG. 35 is a front view of a hanging metal fitting connected to the tip of the wire of the lifting device.
  • the hanging metal fitting 708 has an upper ring 708a and a lower ring 708b.
  • the upper ring 708a and the lower ring 708b are integrally formed by processing a metal wire into an Arabic numeral 8 shape.
  • the wire 71 of the lifting device 7 is connected to the upper ring 708 a of the suspension fitting 708, and the lower ring 708 b is connected to a predetermined member of the movable panel 524.
  • FIG. 36A is a plan view of a suspension fitting connecting member to which the suspension fitting is connected, and FIG.
  • 36B is a cross-sectional view taken along line XX of FIG.
  • the state in which the hanging metal fitting 708 is connected is indicated by a two-dot chain line for reference.
  • the suspension fitting connecting member 570 includes a case 571, a slide lever 572, and a spring 573.
  • the case 571 has a flange 571a, and the flange 571a is attached to a predetermined position of the movable panel 524 with a screw.
  • the case 571 further includes an opening 571b into which the lower ring 708b of the hanging bracket 708 is inserted, a groove 571c that guides the lower ring 708b from the opening 571b to the inside, and a guide portion 571d that serves as a guide when the slide lever 572 moves. is doing.
  • the slide lever 572 is a member that moves in a direction intersecting the groove 571c of the case 571, and has a rib 572a that can be picked by a user with a finger.
  • the slide lever 572 further has a protrusion 572b that supports the spring 573 on the surface opposite to the rib 572a.
  • the spring 573 is a compression coil spring, the inner side is supported by the protrusion 572 b, and the outer side is surrounded by the guide portion 571 d of the case 571 and the slide lever 572.
  • the slide lever 572 further includes an inner cover 572c that closes the opening 571b of the case 571 from the inside. Normally, the slide lever 572 is pushed toward the flange 571a by the spring force of the spring 573, so that the inner cover 572c closes the opening 571b.
  • FIG. 37 (a) is a plan view of the suspension fitting connecting member just before the suspension fitting is connected
  • FIG. 37 (b) is a cross-sectional view taken along line YY of (a).
  • FIG. 37B for reference, the state in which the hanging metal fitting 708 is inserted is indicated by a two-dot chain line.
  • the suspension fitting 708 can enter the interior along the groove 571c. Since the length of the groove 571c corresponds to the length in which the lower ring 708b of the hanging metal fitting 708 is completely accommodated, the lower ring 708b is completely accommodated in the case 571. After the lower ring 708b is housed in the case 571, when the slide lever 572 is returned to its original position, the inner cover 572c is fitted into the lower ring 708b, so that the lower ring 708b cannot be removed from the case 571. (Dust box lock device 580) In FIG. 34, a dust box lock device 580 is attached to the side of the region where the dust box 109 is attached. The dust box lock device 580 is fixed so that the dust box 109 is not detached from the movable panel 524.
  • FIG. 38A is a plan view of the dust box locking device
  • FIG. 38B is a front view of the dust box locking device.
  • the dust box lock device 580 includes a lock bar 581, a housing 582 that supports the lock bar 581, and a lock spring 583 that causes the lock bar 581 to protrude from the housing 582.
  • On the upper part of the lock bar 581 an operation rib 581 a that can be picked with a finger by a user is formed. The user moves the operation bar 581a with his / her finger in the G direction in FIG. 38B, so that the lock bar 581 moves while compressing the lock spring 583.
  • the dust box can be easily separated from the filter cleaning mechanism and lowered, so that it is also useful in the field of lifting devices that lower specific parts from devices installed at high places. .

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)
  • Air-Flow Control Members (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
PCT/JP2009/051279 2008-02-05 2009-01-27 空調室内機 WO2009098972A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP09707656.6A EP2251616B1 (en) 2008-02-05 2009-01-27 Air-conditioning indoor unit
ES09707656.6T ES2467967T3 (es) 2008-02-05 2009-01-27 Unidad de acondicionamiento de aire de interior
CN2009801040291A CN101932887B (zh) 2008-02-05 2009-01-27 空调室内机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008-025651 2008-02-05
JP2008025651 2008-02-05

Publications (1)

Publication Number Publication Date
WO2009098972A1 true WO2009098972A1 (ja) 2009-08-13

Family

ID=40952050

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2009/051279 WO2009098972A1 (ja) 2008-02-05 2009-01-27 空調室内機

Country Status (5)

Country Link
EP (1) EP2251616B1 (zh)
JP (5) JP4821807B2 (zh)
CN (1) CN101932887B (zh)
ES (1) ES2467967T3 (zh)
WO (1) WO2009098972A1 (zh)

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CN115523536A (zh) * 2022-08-29 2022-12-27 珠海格力电器股份有限公司 室内机、空调器及室内机的控制方法

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JP5108119B2 (ja) * 2011-01-11 2012-12-26 シャープ株式会社 ダストボックス、フィルタ清掃装置および空気調和機
CN104728944A (zh) * 2013-12-23 2015-06-24 珠海格力电器股份有限公司 风管机
JP2015143607A (ja) * 2013-12-27 2015-08-06 ダイキン工業株式会社 熱交換器
FR3018596B1 (fr) * 2014-03-13 2018-04-20 France Air Dispositif de serrage d'un filtre a air a l'interieur d'un caisson de ventilation et caisson de ventilation comprenant un tel dispositif
CN109084411B (zh) * 2018-08-27 2020-06-23 广东美的制冷设备有限公司 集尘盒组件、滤网清扫组件和空调室内机
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KR20220021764A (ko) * 2020-08-14 2022-02-22 삼성전자주식회사 공기청정기
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CN110207268B (zh) * 2019-05-14 2024-03-22 青岛海尔空调器有限总公司 一种集尘盒装置、空调器室内机及控制方法
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JP2013253777A (ja) 2013-12-19
EP2251616A1 (en) 2010-11-17
JP2009210254A (ja) 2009-09-17
JP5565515B2 (ja) 2014-08-06
ES2467967T3 (es) 2014-06-13
JP2009210246A (ja) 2009-09-17
CN101932887B (zh) 2012-12-05
CN101932887A (zh) 2010-12-29
JP2009210247A (ja) 2009-09-17
EP2251616A4 (en) 2013-04-24
JP4329881B1 (ja) 2009-09-09
JP4883050B2 (ja) 2012-02-22
JP2009210256A (ja) 2009-09-17
EP2251616B1 (en) 2014-03-12
JP5570735B2 (ja) 2014-08-13
JP4821807B2 (ja) 2011-11-24

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