WO2009087979A1 - Unité intérieur pour climatiseur - Google Patents

Unité intérieur pour climatiseur Download PDF

Info

Publication number
WO2009087979A1
WO2009087979A1 PCT/JP2009/000083 JP2009000083W WO2009087979A1 WO 2009087979 A1 WO2009087979 A1 WO 2009087979A1 JP 2009000083 W JP2009000083 W JP 2009000083W WO 2009087979 A1 WO2009087979 A1 WO 2009087979A1
Authority
WO
WIPO (PCT)
Prior art keywords
dust
brush
air
collection box
air filter
Prior art date
Application number
PCT/JP2009/000083
Other languages
English (en)
Japanese (ja)
Inventor
Akihiko Sakashita
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 EP09701386.6A priority Critical patent/EP2246639A4/fr
Priority to CN200980101936.0A priority patent/CN101910742B/zh
Publication of WO2009087979A1 publication Critical patent/WO2009087979A1/fr

Links

Images

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
    • 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
    • F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement 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
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • 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
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • 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

Definitions

  • the present invention relates to an indoor unit of an air conditioner, and particularly relates to processing of dust removed from an air filter.
  • the air conditioning apparatus of Patent Document 1 includes a cleaning unit as dust removing means.
  • the cleaning unit includes a cleaning brush, a recovery brush, and a dust box.
  • the cleaning brush moves while contacting the surface of the air filter to remove dust.
  • the collection brush scrapes off dust adhering to the cleaning brush.
  • the dust box stores the cleaning brush and the recovery brush, and stores dust scraped by the recovery brush.
  • the dust stored in the dust box is recovered by opening the front panel of the casing body and sucking it with a vacuum cleaner from the opening formed in the box body. JP 2007-107764 A
  • the dust box of Patent Document 1 described above is disposed in the vicinity of the air filter (30) (that is, in the vicinity of the intake air passage), it is necessary to reduce the volume as much as possible so as not to obstruct the air flow. is there. Furthermore, the dust box cannot capture a large dust storage volume as much as a cleaning brush or the like is accommodated. Therefore, there has been a problem that the amount of stored dust cannot be earned. Furthermore, the arrangement of the dust box is also strictly limited. As a result, the dust in the dust box has to be collected frequently, and the collecting operation has become complicated due to the influence of the arrangement.
  • the present invention has been made in view of the above points, and the object thereof is to be removed in an indoor unit of an air conditioner having a function of removing dust from an air filter without much trouble of a user. It is to treat dust effectively.
  • an indoor heat exchanger (22), an indoor fan (21) for sucking air from the room, and an air filter (30) provided on the suction side of the indoor fan (21) are provided in the casing (10).
  • the indoor unit of the present invention is provided in the casing (10), provided in the casing (10), and a dust storage container (60) for storing the dust removed by the dust removing means (50).
  • the air filter (30) when the air sucked into the casing (10) by the indoor fan (21) passes through the air filter (30), dust contained in the air is captured by the air filter (30).
  • the dust captured by the air filter (30) is removed by the dust removing means (50) and stored in the dust container (60).
  • the dust in the dust container (60) is transported together with air to a predetermined position (for example, a relatively large space inside the casing (10) or outside the casing (10)) by the transport fan (82). That is, in the present invention, the dust removed from the air filter (30) is once stored in the dust storage container (60), but is then transported to another arbitrary place without bothering the user.
  • a dust collection box having a volume larger than that of the dust storage container (60) and connected by the dust storage container (60) and the transfer duct (81). 90).
  • the transport fan (82) is connected to the dust collection box (90), and transports the dust stored in the dust storage container (60) to the dust collection box (90) by suction. It is comprised as follows.
  • the air in the dust collection box (90) is sucked into the transfer fan (82). Accordingly, the dust in the dust container (60) is transferred to the dust collection box (90) through the transfer duct (81). Since the dust collection box (90) has a large volume, a large amount of dust can be collected.
  • a dust collection box having a larger volume than the dust storage container (60) and connected to the dust storage container (60) and the transfer duct (81). 90).
  • the transfer fan (82) is connected to the dust storage container (60), and transfers the dust stored in the dust storage container (60) to the dust collection box (90) by a blowing action. It is composed of.
  • the air blown by the transfer fan (82) is sent to the dust container (60).
  • the dust in the dust container (60) is transferred to the dust collecting box (90) through the transfer duct (81) and stored. Since the dust collection box (90) has a large volume, a large amount of dust can be collected.
  • the dust collecting box (90) communicates with the suction duct (84), and the dust conveyed to the dust collecting box (90) is externally connected.
  • a vacuum cleaner insertion opening (85) for suctioning by a vacuum cleaner is provided.
  • the dust transferred to the dust collection box (90) is removed via the suction duct (84). Collected by suction. Furthermore, depending on the suction power of the vacuum cleaner, the dust stored in the dust storage container (60) is also transferred to the vacuum cleaner via the transport duct (81), the dust collection box (90), and the suction duct (84) in this order. To be recovered.
  • the dust removing means (50) is provided in the dust container (60) and is in contact with the air filter (30).
  • a member (51) and a moving means (40) for moving the air filter (30) relative to the brush member (51) are provided.
  • the air filter (30) moves while being in contact with the brush member (51) by the moving means (40). Along with this movement, dust on the air filter (30) is scraped off (removed) by the brush member (51). The dust removed by the brush member (51) is stored in the dust container (60) as it is.
  • the brush member (51) of the dust removing means (50) includes a brush (51b) that is made of a pile fabric and contacts the air filter (30). Is.
  • the air filter (30) moves while being in contact with the brush (51b) of the brush member (51). Along with this movement, dust on the air filter (30) is scraped off (removed) by the brush (51b).
  • the brush (51b) is made of a pile fabric, the length of the hairs is relatively short. Therefore, in the dust container (60), the air flow by the transfer fan (82) is not so hindered by the bristles of the brush (51b). That is, the flow resistance of air in the dust container (60) is reduced.
  • the seventh invention in the second or third invention, is provided in the dust container (60), the transport duct (81) or the dust collection box (90), and detects a flow velocity of air.
  • a flow velocity detecting means (69) is provided.
  • the flow velocity (ie, wind velocity) of air in the dust container (60), the transfer duct (81) or the dust collection box (90) is detected by the flow velocity detecting means (69).
  • the dust in the dust collection box (90) is full when the air velocity by the flow velocity detection means (69) becomes a predetermined value or less during suction by the conveying fan (82) or during blowing. Determined. Alternatively, it is determined that the transport duct (81) is clogged with dust or the like.
  • the present invention detects a change (increase) in air flow resistance from the air flow velocity, and detects a full state of dust in the dust collection box (90), clogging in the transport duct (81), and the like. I tried to do it.
  • the flow velocity detecting means (69) is provided upstream of the dust reservoir of the dust reservoir (60).
  • the air flow velocity upstream of the dust reservoir is detected by the flow velocity detection means (69). That is, as compared with the case where the flow velocity detection means (69) is provided on the downstream side of the dust reservoir, the flow velocity of the air in which dust is not mixed is detected.
  • the dust removed from the air filter (30) and stored in the dust container (60) is transported to a predetermined position by the transport fan (82). Therefore, it is possible to easily move the dust to a relatively large place (for example, the back of the ceiling) and further to a predetermined place where the disposal work is easy without bothering the user.
  • the dust container (60) is disposed in the vicinity of the air filter (30), that is, in the vicinity of the intake air passage, it is necessary to reduce the volume as much as possible so as not to obstruct the air flow. Then, a large amount of dust cannot be stored in the dust container (60), but in the present invention, a large amount of dust can be stored in a place different from the dust container (60). Therefore, it is possible to reduce the trouble of the dust processing by the user.
  • the dust is transferred from the dust container (60) to the dust collecting box (90) having a larger volume by the suction action or the air blowing action of the transfer fan (82). It was transported and stored.
  • the dust collection box (90) By disposing the dust collection box (90) at a place where disposal is easy, a large amount of dust can be reliably collected and the efficiency of dust disposal can be improved.
  • a common dust collection box (90) is provided for a plurality of indoor units, the dust captured by each indoor unit can be collected together. Therefore, even when a plurality of indoor units are provided, dust processing efficiency can be improved.
  • the dust in the dust collection box (90) and the dust container (60) can be sucked only by inserting the hose of the cleaner into the cleaner insertion port (85). . Therefore, dust can be easily processed, and the trouble of dust processing can be further reduced.
  • the dust removed by the brush member (51) can be surely stored in the dust container (60). Since the air filter (30) is moved relative to the brush member (51), dust can be removed over the entire surface of the air filter (30). In this configuration, the volume and arrangement of the dust container (60) are further limited, but the present invention can easily move the dust from the dust container (60) to a wider place. A large amount of dust can be effectively stored.
  • the brush member (51) is provided with the brush (51b) made of a pile fabric, so that the bristle of the brush (51b) is shortened. Therefore, the air flow resistance in the dust container (60) can be reduced. As a result, it is possible to improve the transfer efficiency of the dust stored in the dust storage container (60).
  • the air flow velocity detecting means (69) is provided in the dust container (60), the transfer duct (81) or the dust collection box (90).
  • the air flow velocity detecting means (69) is provided in the dust container (60), the transfer duct (81) or the dust collection box (90).
  • a full state of dust in the dust collection box (90) that is, the degree of dust filling
  • clogging in the transfer duct (81). As a result, it is possible to properly collect (discharge) dust from the dust collection box (90) to the outside of the indoor unit, and to detect clogging due to dust etc. in the transport duct (81) at an early stage. Can do. Therefore, the reliability of the indoor unit can be increased.
  • the flow velocity detecting means (69) is provided on the upstream side of the dust reservoir. Therefore, it is possible to detect the air flow velocity in a place where there is no dust. Thereby, since the sensing of the flow velocity detection means (69) is not affected by dust, the accuracy of detecting the wind speed is increased. As a result, the timing for collecting (discharging) the dust from the dust collection box (90) to the outside of the indoor unit can be more appropriately achieved. Furthermore, it is possible to suppress the deterioration of the flow velocity detection means (69) due to dust. As described above, the reliability of the indoor unit can be further improved.
  • FIG. 1 is a longitudinal section showing the composition of the indoor unit concerning an embodiment.
  • FIG. 2 is a cross-sectional view of the configuration of the indoor unit according to the embodiment as viewed from above.
  • FIG. 3 is a perspective view showing configurations of the partition plate, the air filter, and the dust container according to the embodiment.
  • FIG. 4 is a cross-sectional view illustrating an attachment portion of the air filter according to the embodiment.
  • FIG. 5 is a perspective view showing the configuration of the filter driving means according to the embodiment.
  • FIG. 6 is a perspective view showing the configuration of the dust removing means and the dust container according to the embodiment as viewed from above.
  • FIG. 7 is a cross-sectional view showing the configuration of the dust container according to the embodiment.
  • FIG. 1 is a longitudinal section showing the composition of the indoor unit concerning an embodiment.
  • FIG. 2 is a cross-sectional view of the configuration of the indoor unit according to the embodiment as viewed from above.
  • FIG. 3 is a perspective view showing configurations of the
  • FIG. 8 is a cross-sectional view illustrating the configuration of the storage amount detection unit according to the embodiment in relation to the dust storage container.
  • FIG. 9 is a diagram schematically showing the relationship between the air filter and the dust removing means according to the embodiment, in which (A) and (B) show the state during the filter cleaning operation, and (C) shows the state during the normal operation. Respectively.
  • FIG. 10 is a cross-sectional view showing the relationship between the air filter and the dust removing means during the dust removing operation according to the embodiment.
  • FIG. 11 is a cross-sectional view showing the operation of the dust removing means during the brush cleaning operation according to the embodiment.
  • FIG. 12 is a longitudinal sectional view illustrating the configuration of an indoor unit according to Modification 1 of the embodiment.
  • FIG. 13 is the cross-sectional view which looked at the structure of the indoor unit which concerns on the modification 1 of embodiment from the upper direction.
  • FIG. 14 is a longitudinal sectional view illustrating the configuration of an indoor unit according to Modification 2 of the embodiment.
  • FIG. 15 is a longitudinal cross-sectional view illustrating a configuration of an indoor unit according to Modification 2 of the embodiment.
  • the indoor unit (1) of this embodiment constitutes a part of an air conditioner and is installed on the ceiling of the indoor space.
  • the air conditioner includes a refrigerant circuit in which a compressor, an outdoor heat exchanger and an expansion valve provided in an outdoor unit, and an indoor heat exchanger (22) provided in the indoor unit (1) are connected by piping. Yes.
  • the refrigerant circuit performs a vapor compression refrigeration cycle by reversibly circulating the refrigerant.
  • a cooling operation in which the indoor heat exchanger (22) functions as an evaporator in the refrigerant circuit and a heating operation in which the indoor heat exchanger (22) functions as a condenser in the refrigerant circuit are performed.
  • the indoor unit (1) includes a casing (10) and a decorative panel (11). Inside the casing (10) are an indoor heat exchanger (22), a drain pan (23), an indoor fan (21), an air filter (30), a filter driving means (40), a dust removing means (50), a dust container (60) A dust transfer means (80) and a dust collection box (90) are provided.
  • the casing (10) is formed in a substantially rectangular parallelepiped box shape with the lower side opened.
  • a heat insulating material (17) is laminated on the inner surface of the casing (10).
  • the casing (10) is installed in a state where the lower part is inserted through the opening of the ceiling board.
  • the decorative panel (11) is formed in a rectangular plate shape.
  • the plan view shape of the decorative panel (11) is slightly larger than the plan view shape of the casing (10).
  • the decorative panel (11) is attached so as to cover the lower side of the casing (10) with the seal member (16) interposed therebetween. In a state where the decorative panel (11) is attached to the casing (10), the decorative panel (11) is exposed indoors.
  • the suction panel (11) has one inlet (13) and four outlets (14).
  • the suction port (13) is formed in a rectangular shape, and is formed in the central portion of the decorative panel (11).
  • a suction grill (12) formed in a slit shape is fitted into the suction port (13).
  • Each air outlet (14) is formed in an elongated rectangular shape.
  • Each blower outlet (14) is formed along each side of the decorative panel (11).
  • Each air outlet (14) is provided with a wind direction adjusting plate (15). The wind direction adjusting plate (15) is rotated to adjust the wind direction (the blowing direction).
  • the indoor fan (21) is a so-called turbo fan.
  • the indoor fan (21) is disposed near the center of the casing (10) and is located above the suction port (13).
  • the indoor fan (21) includes a fan motor (21a) and an impeller (21b).
  • the fan motor (21a) is fixed to the top plate of the casing (10).
  • the impeller (21b) is connected to the rotation shaft of the fan motor (21a).
  • a bell mouth (24) communicating with the suction port (13) is provided below the indoor fan (21).
  • the bell mouth (24) divides the space upstream of the indoor heat exchanger (22) into an indoor fan (21) side and a suction grill (12) side.
  • the indoor fan (21) is configured to blow out air sucked from below through the bell mouth (24) in the circumferential direction.
  • the indoor heat exchanger (22) is a cross fin type fin-and-tube heat exchanger.
  • the indoor heat exchanger (22) is formed in a square shape in a plan view, and is disposed so as to surround the indoor fan (21).
  • heat is exchanged between the refrigerant and indoor air (blowout air) sent by the indoor fan (21).
  • the drain pan (23) is provided below the indoor heat exchanger (22).
  • the drain pan (23) is for receiving drain water generated by condensation of moisture in the air in the indoor heat exchanger (22).
  • the drain pan (23) is provided with a drain pump for draining drain water (not shown).
  • the drain pan (23) is sloped so that drain water collects at the location where the drain pump is installed.
  • a partition plate (25) is provided below the bell mouth (24).
  • the partition plate (25) partitions the space between the bell mouth (24) and the suction grille (12) vertically. That is, the partition plate (25) divides the upstream space of the indoor heat exchanger (22) into the indoor heat exchanger (22) side including the bell mouth (24) and the suction grille (12) side.
  • vent hole (26) In the center of the partition plate (25), there is formed a vent hole (26) through which air sucked from the suction port (13) flows into the bell mouth (24).
  • the vent hole (26) is partitioned into a fan shape by four radial members (27) in which the circular hole extends in the radial direction.
  • the radial members (27) are connected to each other at the center of the circle, and a cylindrical filter rotation shaft (28) protrudes downward at that portion.
  • the filter rotation shaft (28) is a rotation shaft for rotating the air filter (30).
  • One radial member (27) is provided with two filter holders (29).
  • the air filter (30) is disposed below the partition plate (25) and is formed in a disk shape having a size covering the inlet of the bell mouth (24).
  • the air filter (30) includes an annular filter body (31) and a mesh member (37).
  • a gear portion (32) is provided on the outer peripheral surface of the filter body (31).
  • a cylindrical shaft insertion portion (33) supported by six radial ribs (34) is provided at the annular central portion of the filter body (31). That is, each radial rib (34) extends radially from the shaft insertion portion (33).
  • an inner circumferential rib (35) and an outer circumferential rib (36) formed in an annular shape concentric with the filter body (31) are provided on the inner circle portion of the filter body (31).
  • the outer circumferential rib (36) has a larger diameter than the inner circumferential rib (35).
  • the mesh member (37) is stretched over the entire inner circle of the filter body (31). The air sucked from the suction port (13) passes through the mesh member (37) of the air filter (30) and flows into the bell mouth (24). At that time, dust in the air is captured by the mesh member (37).
  • the air filter (30) is biased downward when the filter retainer (29) mentioned above comes into contact with the circumferential ribs (35, 36).
  • the air filter (30) is pressed against the rotating brush (51) of the dust removing means (50) described later. Therefore, the removal efficiency by the dust removing means (50) is improved.
  • the air filter (30) is attached with the shaft insertion portion (33) fitted into the filter rotation shaft (28) of the partition plate (25).
  • the air filter (30) is rotatable about the filter rotation shaft (28).
  • the dust container (60) is disposed below the air filter (30). Then, with the air filter (30) fitted in the shaft insertion portion (33), the filter mounting portion (68) of the dust container (60) is stopped by the shaft insertion portion (33) of the partition plate (25). It is fixed by a screw (28a). Thereby, an air filter (30) is hold
  • a filter driving means (40) for rotationally driving the air filter (30) is provided (see FIG. 2). That is, the filter driving means (40) constitutes a moving means for moving the air filter (30) relative to the rotating brush (51).
  • the filter drive means (40) includes a filter drive motor (41) and a limit switch (44).
  • a drive gear (42) is provided on the drive shaft of the filter drive motor (41), and the drive gear (42) meshes with the gear portion (32) of the filter body (31).
  • the switch operating portion (43) acts on the lever (44a) of the limit switch (44) by the rotation of the drive gear (42).
  • the limit switch (44) detects. That is, the switch operating part (43) and the limit switch (44) are for detecting the rotational position of the drive gear (42).
  • the dust removing means (50) is for removing dust trapped by the air filter (30).
  • the dust removing means (50) includes a rotating brush (51), a cleaning brush (52), and a brush driving means (53).
  • the rotating brush (51) constitutes a brush member according to the present invention.
  • the rotating brush (51) and the cleaning brush (52) are provided in a brush opening (63) of a dust container (60) described later.
  • the rotating brush (51) includes an elongated cylindrical shaft (51a) and a brush (51b) provided on the outer peripheral surface of the shaft (51a).
  • the brush (51b) is composed of a plurality of flocks.
  • the brush (51b) is provided in a part of the shaft (51a) in the circumferential direction, and is provided over the length direction of the shaft (51a).
  • the cleaning brush (52) is disposed on the rear side of the rotating brush (51).
  • the cleaning brush (52) includes a main body part (52a), a brush (52b), and a spring part (52c).
  • the main body (52a) is a plate-like member and is formed to have the same length as the shaft (51a) of the rotating brush (51).
  • the main body (52a) has a plate surface facing the outer peripheral surface of the rotating brush (51).
  • the upper part of a main-body part (52a) becomes the circular arc part corresponding to the outer peripheral surface of the shaft (51a) of a rotating brush (51).
  • a brush (52b) is provided on the arc portion of the main body (52a) along the length direction of the main body (52a).
  • the spring part (52c) is provided at the lower end of the main body part (52a) and is attached to the inner wall of the dust container (60). That is, the main body (52a) is supported by the spring (52c).
  • the rotary brush (51) and the cleaning brush (52) are formed to have a length equal to or greater than the radius of the air filter (30).
  • the rotating brush (51) and the cleaning brush (52) are disposed so as to extend radially outward from the center of the air filter (30).
  • the rotating brush (51) is configured to remove dust from the mesh member (37) when the brush (51b) contacts the mesh member (37) of the rotating air filter (30).
  • the rotating brush (51) is reversibly rotated by the brush driving means (53).
  • the brush drive means (53) includes a brush drive motor (54), a drive gear (55) and a driven gear (56) meshing with each other.
  • the drive gear (55) is provided on the drive shaft of the brush drive motor (54), and the driven gear (56) is provided on the end of the shaft (51a) of the rotating brush (51). With this configuration, the rotating brush (51) is driven to rotate.
  • the brush (52b) of the cleaning brush (52) is configured to come into contact with the brush (51b) of the rotating brush (51) when the rotating brush (51) is rotated by the brush driving means (53). By the contact, dust is removed from the brush (51b) of the rotating brush (51). That is, the cleaning brush (52) removes dust from the rotating brush (51) and cleans the rotating brush (51).
  • the dust removing action of the rotating brush (51) and the cleaning brush (52) will be described in detail later.
  • each brush (51b, 52b) of the rotating brush (51) and the cleaning brush (52) is constituted by a so-called pile fabric.
  • This pile fabric is a hair fiber in which hair (pile yarn) is woven into a base fabric, and has a relatively short hair.
  • the pile fabric is an inclined pile in which the fur is inclined in a certain direction.
  • the bristles of the brush (51b) in the rotating brush (51) are inclined toward the left side from the shaft (51a) in FIG. That is, the bristles of the brush (51b) are inclined so as to face the rotation direction of the air filter (30).
  • the air filter (30) rotates so as to face the fur of the brush (51b)
  • the dust on the mesh member (37) is scraped out efficiently.
  • the air filter (30) rotates in the inclined direction with respect to the bristles of the brush (51b)
  • the dust on the mesh member (37) is not scraped, and conversely, the dust trapped on the brush (51b) Removed.
  • the bristles of the brush (52b) in the cleaning brush (52) are inclined downward from the main body (52a) in FIG. That is, the bristles of the brush (52b) are inclined so as to face the rotational direction when the rotating brush (51) rotates clockwise in FIG.
  • the dust storage container (60) stores dust removed from the rotating brush (51) by the cleaning brush (52).
  • the dust container (60) is a columnar container whose side view shape (viewed from the right side in FIG. 6) is bent in a slightly inverted shape.
  • the upper part is a removal part (61) from which dust of the air filter (30) is removed
  • the lower part is a storage part in which dust removed from the air filter (30) is stored. (62).
  • a brush opening (63) extending in the longitudinal direction is formed in the upper plate of the removal portion (61), and the rotating brush (51) and the cleaning brush (52) are formed in the brush opening (63) as described above. ) Is provided.
  • the filter attachment part (68) mentioned above is provided in one side of the removal part (61).
  • the edge (61a) on the rear side of the brush opening (63) (that is, the side opposite to the cleaning brush (52) side) has a tapered shape that gradually decreases toward the rotating brush (51). Is formed in an arc shape along the brush (51b) of the rotating brush (51). Thereby, the clearance gap between an edge part (6c) and a rotating brush (51) becomes small infinitely.
  • the dust of the air filter (30) that has passed through the rotating brush (51) without being removed by the rotating brush (51) immediately passes along the edge (61a) of the air filter (30). Guided in the direction of travel. That is, the dust that has passed through the rotating brush (51) moves smoothly while being attached to the air filter (30) without being blocked by the upper plate of the removing portion (61).
  • the edge portion (61a) in this way, it is possible to prevent dust from stagnation in the gap between the rotating brush (51) and the upper plate of the removal portion (61). When the stagnation occurs, the dust gradually grows and becomes a large lump, and eventually is ejected from the gap and falls into the room or the like, but this embodiment prevents this. Furthermore, since the gap between the edge (61a) and the rotating brush (51) is reduced, the sealing property (sealability) of the dust container (60) is increased.
  • the lower end side (bottom side) of the storage part (62) bulges out in an arc shape. And the dust removed from the rotating brush (51) by the cleaning brush (52) falls and is stored in the arc portion of the storing portion (62).
  • One end of the storage part (62) (that is, the side on which the brush drive means (53) is provided) is a mesh part (66) in which a plurality of minute holes are formed.
  • the other end of the reservoir (62) (that is, the side on which the filter mounting portion (68) is provided) is connected to a transfer port (to which a transfer duct (81) of a dust transfer means (80) described later is connected ( 67).
  • the dust storage container (60) is provided with a storage amount detection means (70) for detecting the amount of dust in the storage portion (62).
  • the storage amount detection means (70) includes a sensor box (71).
  • the sensor box (71) is provided near the second end (67) of the storage part (62) of the dust container (60) (see FIG. 6).
  • the sensor box (71) is formed so as to extend in the transverse direction of the reservoir (62) and cover the bottom thereof.
  • a light emitting LED (72) and a phototransistor (73) are housed in the sensor box (71).
  • the light emitting LED (72) and the phototransistor (73) are arranged so as to face each other with the reservoir (62) sandwiched in the transverse direction.
  • a first transparent window (64) and a second transparent window (65) are provided on the wall of the reservoir (62) at portions corresponding to the light emitting LED (72) and the phototransistor (73).
  • the phototransistor (73) detects the luminous intensity of light that has passed through the first transparent window (64) and the second transparent window (65) in order from the light emitting LED (72). Then, the amount of dust stored (that is, the degree of filling) in the storage unit (62) is detected according to the detected light intensity. That is, when the amount of stored dust is small, the transmittance of light from the first transparent window (64) to the second transparent window (65) in the storage section (62) increases, and the detected luminous intensity increases. Conversely, if the amount of stored dust is large, the transmittance of light from the first transparent window (64) to the second transparent window (65) in the storage part (62) decreases, and the detected light intensity decreases. Therefore, according to this storage amount detection means (70), the presence or absence of dust in the storage part (62) can be detected.
  • the dust transfer means (80) includes the transfer duct (81), the transfer fan (82), the exhaust port (83), and the suction duct (84). And a vacuum cleaner insertion opening (85).
  • the transfer duct (81) has one end on the inflow side connected to the transfer port (67) of the storage section (62) in the dust storage container (60), and the other end on the outflow side, which will be described later. (90) connected.
  • the transport duct (81) is formed of a flexible tube.
  • the suction side of the transfer fan (82) is connected to the dust collection box (90). This connection position is the end of the dust collection box (90) opposite to the connection position of the transfer duct (81).
  • the blower side (blowing side) of the transfer fan (82) is connected to an exhaust port (83) that penetrates the casing (10).
  • the transfer fan (82) is for transferring dust stored in the dust storage container (60) to the dust collection box (90) together with air by suction.
  • air room air
  • the dust in the dust container (60) is transported to a predetermined position by the air flow generated by the transport fan (82).
  • the suction duct (84) has one end on the inflow side connected to the end on the same side as the connection position of the transport duct (81) in the dust collection box (90). The other end on the outflow side of the suction duct (84) is connected to a cleaner insertion port (85) formed in the decorative panel (11).
  • This vacuum cleaner insertion port (85) is an opening through which a hose or the like of a vacuum cleaner is inserted and sucked.
  • the suction duct (84) is formed of a flexible tube. With this configuration, the dust conveyed to the dust collection box (90) is collected by the vacuum cleaner. Also during the collecting operation, air (room air) is introduced from the outside through the mesh portion (66) in the dust container (60).
  • the air supply action by the mesh portion (66) of the dust container (60) provides an appropriate pressure balance between the dust container (60) and the dust collection box (90).
  • the discharge operation (collection operation to the vacuum cleaner) is appropriately performed.
  • the dust collection box (90) is configured to transport and store the dust in the dust storage container (60) as described above.
  • the dust collection box (90) is formed in a slightly elongated, substantially rectangular parallelepiped shape, and is disposed below the partition plate (25) like the dust container (60). And the dust collection box (90) is arrange
  • the dust collection box (90) has a larger volume than the dust container (60).
  • the area of the connection side portion of the transfer fan (82) is smaller than that of other portions in plan view.
  • the side plate on the air filter (30) side of the dust collection box (90) is formed in an arc shape corresponding to the outer periphery of the air filter (30). Further, the dust collection box (90) is provided with a filter (91) at the connection portion of the transfer fan (82). Therefore, the dust conveyed to the dust collection box (90) does not flow out from the exhaust port (91).
  • the indoor unit (1) is configured to be switchable between a normal operation for performing air conditioning and a filter cleaning operation for cleaning the air filter (30).
  • the indoor fan (21) is driven. Then, in the indoor unit (1), the indoor air sucked from the suction port (13) passes through the air filter (30) and flows into the bell mouth (24). When air passes through the air filter (30), dust in the air is captured by the mesh member (37) of the air filter (30). The air flowing into the bell mouth (24) is blown out from the indoor fan (21). The blown air is cooled or heated by exchanging heat with the refrigerant in the indoor heat exchanger (22), and then supplied into the room from each outlet (14). Thereby, indoor cooling or heating is performed.
  • ⁇ Filter cleaning operation In the filter cleaning operation, the compressor is stopped in the refrigerant circuit, and the refrigerant does not circulate. In this filter cleaning operation, “dust removal operation”, “brush cleaning operation”, “dust transport operation”, and “dust discharge operation” are switchable.
  • Dust removal operation is an operation to remove dust trapped in the air filter (30).
  • the “brush cleaning operation” is an operation for removing dust adhering to the rotating brush (51).
  • the “dust transfer operation” is an operation of transferring dust from the dust container (60) to the dust collection box (90).
  • the “dust discharge operation” is an operation for discharging dust from the dust collection box (90) to the outside of the casing (10), that is, an operation for collecting the dust in the dust collection box (90) with a vacuum cleaner.
  • “dust removal operation” and “brush cleaning operation” are performed alternately.
  • the indoor fan (21) is stopped.
  • the rotating brush (51) is rotated to bring the brush (51b) into contact with the air filter (30).
  • the air filter (30) is rotated in the direction indicated by the arrow (counterclockwise) in FIG. That is, the air filter (30) moves so as to face the bristles of the brush (51b) of the rotating brush (51) as indicated by the arrows (outlined) shown in FIG.
  • the rotating brush (51) remains stopped.
  • the air filter (30) In the “brush cleaning operation”, with the indoor fan (21) and the rotating brush (51) still stopped, the air filter (30) first rotates in the direction indicated by the arrow (clockwise) in FIG. 9B. . That is, the air filter (30) rotates in the opposite direction to that during the “dust removal operation”, that is, in the same direction as the bristles of the brush (51b) of the rotating brush (51). In the present embodiment, the air filter (30) rotates so as to move by the width of the brush (51b) of the rotating brush (51). Then, dust collected between the air filter (30) and the brush (51b), that is, dust removed from the air filter (30) is uniformly attached to the brush (51b). Thereby, the dust of the air filter (30) is reliably captured by the brush (51b). Therefore, the dust removal efficiency by the rotating brush (51) can be improved.
  • the rotating brush (51) rotates counterclockwise (counterclockwise) in FIG. 11 with the indoor fan (21) stopped. At that time, the rotating brush (51) rotates while dust is captured by the brush (51b). In addition, the rotating brush (51) rotates while the brushes (51b, 52b) of the rotating brush (51) and the cleaning brush (52) are in contact with each other (see FIG. 11B). The rotating brush (51) stops when it rotates by a predetermined rotation angle.
  • the rotating brush (51) rotates counterclockwise (that is, clockwise in FIG. 11 (clockwise)).
  • the dust trapped on the brush (51b) of the rotating brush (51) is removed by the brush (52b) of the cleaning brush (52) (see FIG. 11C).
  • the bristles of the brush (52b) of the cleaning brush (52) are inclined downward, that is, the bristles are inclined in a direction opposite to the rotation direction of the rotary brush (51).
  • the main body part (52a) of the cleaning brush (52) is pushed backward by the contact between both brushes (51b, 52b), but the main body part (52a) is rotated by a rotating brush (52c).
  • the rotating brush (51) rotates again counterclockwise (counterclockwise) by a predetermined rotation angle. Then, the dust captured by the brush (52b) of the cleaning brush (52) is scraped off by the brush (51b) of the rotating brush (51) and falls to the storage part (62) of the dust storage container (60). (See FIG. 11D). This is because the bristles of the brush (51b) of the rotating brush (51) are inclined in the rotating direction, so that dust is reliably scraped off from the brush (52b) of the cleaning brush (52). At this time, similarly to the above, since the cleaning brush (52) is appropriately pressed against the rotating brush (51) by the spring portion (52c), dust is more reliably removed from the cleaning brush (52).
  • the dust trapped by the rotating brush (51) is removed and stored in the storage section (62) of the dust storage container (60). Thereafter, the rotating brush (51) rotates again clockwise (clockwise) to return to the original state (the state shown in FIG. 11A), and the “brush cleaning operation” is temporarily ended.
  • the “dust removal operation” described above is performed again. That is, when the air filter (30) is rotated again and the lever (44a) of the limit switch (44) is actuated again, the air filter (30) is stopped. Thereby, the dust of the area
  • the rotating brush (51) is stopped in the state of FIG. 11 (A), and the air filter (30) is stopped.
  • the transfer fan (82) is driven.
  • the air in the dust collection box (90) is discharged from the exhaust port (83).
  • the dust in the dust container (60) is conveyed (sucked) together with air to the dust collecting box (90) through the conveying duct (81).
  • “dust removal operation” and “brush cleaning operation” are performed again, and “dust transport operation” is performed. By repeating these operations, dust is gradually stored in the dust collection box (90).
  • the dust in the dust collection box (90) When the dust in the dust collection box (90) is full, no matter how many "dust transport operations" are performed, the dust is not transported from the dust storage container (60) to the dust collection box (90). Dust gradually accumulates in the storage container (60).
  • the dust container (60) the dust storage amount is detected by the storage amount detection means (70).
  • the storage amount detection means (70) When a predetermined amount of dust accumulates in the storage part (62) of the dust storage container (60) in spite of the "dust transfer operation" being performed, the detection of the phototransistor (73) of the storage amount detection means (70) The luminous intensity is below the set value. Thereby, it is detected that the dust in the dust collection box (90) is full.
  • the “dust discharge operation” is performed.
  • the rotary brush (51) is stopped in the state shown in FIG. 11A and the air filter (30) is stopped as in the “dust transporting operation” described above. Further, the transfer fan (82) is also stopped. In this state, the user inserts the vacuum cleaner hose into the vacuum cleaner insertion port (85). By this suction operation, the dust in the dust collection box (90) is sucked into the cleaner through the suction duct (84).
  • the dust in the dust container (60) is also sucked into the cleaner through the transfer duct (81), the dust collection box (90), and the suction duct (84) in this order.
  • the dust in the dust collection box (90) and the dust container (60) is collected by the vacuum cleaner. That is, dust such as a dust collection box (90) is discharged out of the casing (10).
  • the dust container (60) since the dust container (60) is located below the air filter (30), it becomes a resistance (disturbance) in air flow. Therefore, it is necessary to make the dust container (60) as small as possible. Therefore, in the present embodiment, the dust collection box (90) having a larger volume than the dust storage container (60) is provided in a place where air circulation is not hindered, and the dust storage container (60) is provided by the transfer fan (82). Dust was transferred to the dust collection box (90). Thereby, the dust removed from the air filter (30) can be finally stored in a large amount in the dust collection box (90) without bothering the user. As a result, it is possible to reduce the time and effort for dust processing by the user.
  • the dust container (60) can be reduced in size. As a result, the flow resistance of the intake air in the indoor unit (1) can be reduced, and the operation efficiency is improved.
  • the suction duct (84) and the cleaner insertion port (85) are provided, the dust in the dust collection box (90) can be easily discharged out of the casing (10). it can. Therefore, the trouble of dust processing can be further reduced.
  • the rotating brush (51) since the rotating brush (51) is provided in the dust storage container (60), the dust removed by the rotating brush (51) can be reliably temporarily stored in the dust storage container (60). . Further, since the air filter (30) is moved relative to the rotating brush (51), dust can be removed over the entire surface of the air filter (30). In this configuration, the volume and arrangement of the dust container (60) are further limited. However, in this embodiment liquid, the dust container (60) can be easily dusted into the dust collection box (90). Therefore, a large amount of dust can be effectively stored.
  • the brush (51b) of the rotating brush (51) is made of a pile fabric. Therefore, since the bristle of the brush (51b) is short, the installation space for the rotating brush (51) can be reduced. Further, since the bristle of the brush (51b) is short, and since the brush (51b) is provided only in a part of the circumferential direction of the rotating brush (51), the dust container (60) The air flow resistance can be reduced. As a result, the transfer efficiency of the dust transfer operation and the discharge efficiency of the dust discharge operation can be improved.
  • the brush (51b) of the rotating brush (51) and the air filter (30) are brought into a non-contact state during normal operation in which the air filter (30) is not cleaned. Therefore, it is possible to prevent deterioration due to the long-time contact with the air filter (30) of the brush (51b). Thereby, durability of a rotating brush (51) can be improved and a dust removal function can be maintained long.
  • the brush (51b) is provided in a part of the circumferential direction in the rotating brush (51), the rotating brush (51) and the air can be easily rotated only by rotating the rotating brush (51).
  • the filter (30) can be brought into a non-contact state.
  • the brush (51b) is provided only in a part of the circumferential direction of the rotating brush (51), the material cost of the brush (51b) can be reduced, and the cost of the dust removing means (50) can be reduced. it can.
  • the dust removing means (50) is provided with a cleaning brush (52). Therefore, the dust trapped by the rotating brush (51) can be reliably removed and stored in the dust container (60). Therefore, in the rotating brush (51), it is possible to suppress a decrease in the dust removal function due to an increase in the amount of dust trapped. Therefore, the dust removal efficiency for the air filter (30) can be improved.
  • the air filter (30) is rotated by a predetermined angle to alternately perform the dust removal operation and the brush cleaning operation, so that the dust removal efficiency is maintained high throughout the air filter (30). can do. Therefore, the dust of the whole air filter (30) can be removed reliably.
  • the transfer fan (82) is connected to the end of the dust container (60). That is, the blower side (outlet side) of the transfer fan (82) is connected to the end of the dust container (60) opposite to the connection position of the transfer duct (81).
  • the dust collection box (90) is connected to the exhaust port (83) at the end opposite to the connection position of the transfer duct (81) and the suction duct (84).
  • a filter (91) is provided at the connecting portion of the dust collection box (90).
  • ⁇ Modification 2> in the second modification, in the dust container (60) of the embodiment and the first modification, a wind speed sensor (69) is provided instead of the storage amount detection means (70).
  • a wind speed sensor (69) is provided in the vicinity of the inside of the mesh part (66). Moreover, in the dust container (60) of the said modification 1, as shown in FIG. 15, the wind speed sensor (69) is provided in the blower outlet vicinity of the fan (82) for conveyance. That is, in any dust storage container (60), the wind speed sensor (69) is arranged on the upstream side of the air flow from the storage portion (62) in which dust is stored.
  • This wind speed sensor (69) is a flow velocity detecting means for detecting the flow velocity of air (that is, the wind velocity) by the suction action or the blowing action of the transfer fan (82).
  • the full state of dust in the dust collection box (90), the clogging in the transport duct (81), and the like are detected.
  • the wind speed in the dust container (60) is detected by the wind speed sensor (69).
  • the detection value of the wind speed sensor (69) is low. That is, since there is almost no dust in the air passage from the dust container (60) to the dust collection box (90), the air flow resistance is reduced and the wind speed is increased.
  • the transfer fan (82) is stopped, and the “dust discharging operation” similar to the above embodiment is performed. In this way, the start timing of the “dust discharge operation” is appropriately measured.
  • the transport duct (81) or the like is clogged when the detected value (wind speed) of the wind speed sensor (69) is equal to or lower than the predetermined value. Then, after the clog is removed by inspection, the “dust transporting operation” is resumed.
  • the wind speed sensor (69) is provided in the dust container (60)
  • the change in air flow resistance in the dust container (60) and the transport duct (81) during the "dust transport operation”. Can be detected. Based on the change in the flow resistance, it is possible to detect the full state of dust in the dust collection box (90). As a result, it is possible to appropriately measure the start timing of the “dust discharge operation”.
  • the wind speed sensor (69) is provided on the upstream side of the storage part (62) in the dust storage container (60), it is possible to detect the air flow velocity in a place where there is no dust. Thereby, since the sensing of the wind speed sensor (69) is not affected by dust, the accuracy of detecting the wind speed is increased. As a result, the start timing of the “dust discharge operation” can be measured more appropriately. Furthermore, the deterioration of the wind speed sensor (69) due to dust can be suppressed. As a result, the reliability of the indoor unit (1) is further improved.
  • the wind speed sensor (69) may be disposed at a location other than the upstream side in the dust container (60), or may be disposed in the transport duct (81) or the dust collection box (90). It may be arranged. Even in this case, similarly, the full state of the dust collection box (90) can be detected, and clogging with dust can be detected at an early stage.
  • the dust collection box (90) is arranged in the casing (10), but it may be arranged in a place where dust processing outside the casing (10) is easy.
  • the dust collection box (90) may be omitted, and the transfer duct (81) may be provided directly to the ceiling to collect dust on the ceiling.
  • the air filter (30) is rotated with respect to the rotating brush (51) during the dust removing operation in the filter cleaning operation.
  • the storage container (60) (including the rotating brush (51) and the cleaning brush (52)) may be moved.
  • the dust container (60) revolves around the shaft insertion part (33) of the air filter (30). That is, the present invention only needs to be configured such that the air filter (30) and the rotating brush (51) move relatively during the dust removal operation.
  • the air filter (30) is formed in a circular shape.
  • the present invention is not limited to this, and the air filter (30) may be formed in a rectangular shape. In this case, for example, the air filter (30) moves linearly with respect to the rotating brush (51).
  • the indoor unit (1) installed on the indoor ceiling has been described.
  • the present invention is not limited to this, and the present invention is also applicable to a so-called wall-mounted indoor unit installed on an indoor wall. be able to.
  • the indoor unit (1) which has arrange
  • the present invention is useful as an indoor unit of an air conditioner having a dust removing function of an air filter.

Abstract

L'invention concerne une unité intérieure pour un climatiseur, laquelle comprend un moyen de dépoussiérage (50) conçu pour éliminer la poussière sur le filtre à air (30) et également un contenant à poussière (60) conçu pour contenir la poussière éliminée. Un boîtier collecteur de poussière (90) présentant une capacité supérieure à celle du contenant à poussière (60) est relié au contenant à poussière (60) par l'intermédiaire d'un conduit d'acheminement (81). Un ventilateur d'acheminement (82) conçu pour acheminer la poussière depuis le contenant à poussière (60) vers le boîtier collecteur de poussière (90) par un effet d'aspiration du ventilateur d'acheminement est relié au boîtier collecteur de poussière (90). En outre, le boîtier collecteur de poussière (90) est relié à une ouverture (85) d'insertion d'aspirateur par l'intermédiaire d'un conduit d'aspiration (84).
PCT/JP2009/000083 2008-01-10 2009-01-09 Unité intérieur pour climatiseur WO2009087979A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP09701386.6A EP2246639A4 (fr) 2008-01-10 2009-01-09 Unité intérieur pour climatiseur
CN200980101936.0A CN101910742B (zh) 2008-01-10 2009-01-09 空调装置的室内单元

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2008003209 2008-01-10
JP2008-003209 2008-01-10
JP2008-255063 2008-09-30
JP2008255063A JP4433080B2 (ja) 2008-01-10 2008-09-30 空気調和装置の室内ユニット

Publications (1)

Publication Number Publication Date
WO2009087979A1 true WO2009087979A1 (fr) 2009-07-16

Family

ID=40853093

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2009/000083 WO2009087979A1 (fr) 2008-01-10 2009-01-09 Unité intérieur pour climatiseur

Country Status (4)

Country Link
EP (1) EP2246639A4 (fr)
JP (1) JP4433080B2 (fr)
CN (1) CN101910742B (fr)
WO (1) WO2009087979A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013074014A1 (fr) * 2011-11-16 2013-05-23 Lgg Inneklimat Ab Arrangement pour le nettoyage d'un filtre d'air d'admission

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013006961A1 (de) * 2013-04-23 2014-10-23 Kampmann Gmbh Vorrichtung zur Klimatisierung von Räumen
JP6600811B2 (ja) * 2015-12-17 2019-11-06 パナソニックＩｐマネジメント株式会社 空気調和機
JP6767635B2 (ja) * 2018-10-15 2020-10-14 パナソニックＩｐマネジメント株式会社 空気調和機

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03186244A (ja) * 1989-12-15 1991-08-14 Matsushita Electric Ind Co Ltd 電気掃除機の電力制御装置
JP2002357398A (ja) * 2001-05-31 2002-12-13 Kato Denko:Kk 空気調和機の清掃装置及び清掃方法
JP2006214663A (ja) * 2005-02-04 2006-08-17 Matsushita Electric Ind Co Ltd 空気調和機
JP2007107764A (ja) 2005-10-11 2007-04-26 Fujitsu General Ltd 空気調和機

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006071121A (ja) * 2004-08-31 2006-03-16 Matsushita Electric Ind Co Ltd 空気調和機
ES2687647T3 (es) * 2004-10-19 2018-10-26 Panasonic Corporation Aparato de filtro para equipo de aire acondicionado
JP4779771B2 (ja) * 2006-03-31 2011-09-28 株式会社富士通ゼネラル 天井埋込形空気調和機
CN100441973C (zh) * 2006-04-12 2008-12-10 广东美的电器股份有限公司 空调过滤网自清洁装置
JP4918283B2 (ja) * 2006-05-23 2012-04-18 三菱重工業株式会社 空気調和機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03186244A (ja) * 1989-12-15 1991-08-14 Matsushita Electric Ind Co Ltd 電気掃除機の電力制御装置
JP2002357398A (ja) * 2001-05-31 2002-12-13 Kato Denko:Kk 空気調和機の清掃装置及び清掃方法
JP2006214663A (ja) * 2005-02-04 2006-08-17 Matsushita Electric Ind Co Ltd 空気調和機
JP2007107764A (ja) 2005-10-11 2007-04-26 Fujitsu General Ltd 空気調和機

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2246639A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013074014A1 (fr) * 2011-11-16 2013-05-23 Lgg Inneklimat Ab Arrangement pour le nettoyage d'un filtre d'air d'admission

Also Published As

Publication number Publication date
EP2246639A4 (fr) 2013-05-22
JP2009186166A (ja) 2009-08-20
CN101910742B (zh) 2014-01-22
EP2246639A1 (fr) 2010-11-03
CN101910742A (zh) 2010-12-08
JP4433080B2 (ja) 2010-03-17

Similar Documents

Publication Publication Date Title
JP5338322B2 (ja) 空気調和装置の室内ユニット
JP4433090B2 (ja) 空気調和装置の室内ユニット
JP4985679B2 (ja) 空気調和装置の室内ユニット
WO2010125796A1 (fr) Unité d'intérieur pour dispositif de conditionnement d'air
JP2009186176A5 (fr)
JP4433089B2 (ja) 空気調和装置の室内ユニット
JP4735736B2 (ja) 空気調和装置の室内ユニット
JP4433053B2 (ja) 空気調和装置の室内ユニット
JP4433080B2 (ja) 空気調和装置の室内ユニット
JP5487862B2 (ja) 空気調和装置の室内ユニット
JP2011043293A (ja) 空気調和装置の室内ユニット
JP5067315B2 (ja) 空気調和装置の室内ユニット
JP5487863B2 (ja) 空気調和装置の室内ユニット
JP2011043264A (ja) 空気調和装置の室内ユニット
JP5218350B2 (ja) 空気調和装置の室内ユニット
JP5326534B2 (ja) 空気調和装置の室内ユニット
JP5510595B2 (ja) 空気調和装置の室内ユニット
JP4915355B2 (ja) 空気調和装置の室内ユニット

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 200980101936.0

Country of ref document: CN

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09701386

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

REEP Request for entry into the european phase

Ref document number: 2009701386

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2009701386

Country of ref document: EP