WO2010143230A1 - 空気調和機 - Google Patents

空気調和機 Download PDF

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Publication number
WO2010143230A1
WO2010143230A1 PCT/JP2009/002641 JP2009002641W WO2010143230A1 WO 2010143230 A1 WO2010143230 A1 WO 2010143230A1 JP 2009002641 W JP2009002641 W JP 2009002641W WO 2010143230 A1 WO2010143230 A1 WO 2010143230A1
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WO
WIPO (PCT)
Prior art keywords
brush
filter
cleaning
dust
housing
Prior art date
Application number
PCT/JP2009/002641
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
牛山悟士
渡辺智暢
松本剛
Original Assignee
日立アプライアンス株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日立アプライアンス株式会社 filed Critical 日立アプライアンス株式会社
Priority to CN200980159753.4A priority Critical patent/CN102460031B/zh
Priority to KR1020117029403A priority patent/KR101357886B1/ko
Priority to JP2011518077A priority patent/JP5276166B2/ja
Priority to PCT/JP2009/002641 priority patent/WO2010143230A1/ja
Publication of WO2010143230A1 publication Critical patent/WO2010143230A1/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
    • 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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • 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
    • F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • 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
    • 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
    • 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

Definitions

  • the present invention relates to an air conditioner, and is particularly suitable for a ceiling-embedded air conditioner provided with a cleaning device for cleaning dust collected by a filter.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2007-271174
  • the air conditioner is provided on a back surface of the suction port, a housing body suspended from a ceiling, a decorative panel having a blowout port, and a suction grille attached to the decorative panel and having a suction port, and a suction grille.
  • a filter, filter cleaning means provided between the decorative panel and the casing body, and a fan and a heat exchanger provided in an air flow path connecting the suction grille and the air outlet; Have.
  • the filter cleaning means includes a cleaning brush for removing dust attached to the filter, a lock member for restricting the rotation of the cleaning brush, and a collection brush for collecting the removed dust, which are removed by the cleaning brush
  • a filter cleaning unit for collecting dust and a drive means for moving the filter cleaning unit on the filter are provided.
  • Patent Document 2 Japanese Patent Application Laid-Open No. 2008-116140
  • a front surface cleaning device for removing dust collected on the vertical front surface filter is installed on the front surface of the front surface heat exchanger section.
  • the front cleaning device is capable of sliding on the cleaning brush for cleaning the front filter, the removal brush on which the slanted flocking is performed to remove dust attached to the cleaning brush by sliding contact, and the cleaning brush on the removal brush
  • a dust collection container having moving means for collecting the dust, a dust collection opening, storing the removed dust, a means for transferring the dust removed by the removal brush to the dust collection opening, and a discharge unit facing the dust collection opening;
  • the dust return prevention brush provided with inclined flocking for preventing the return of the transferred dust, and a mechanism for sliding the removal brush on the dust return prevention brush.
  • the air conditioner of Patent Document 1 has the following problems.
  • the filter cleaning unit is added between the decorative panel and the case body, there is a problem that the dimension in the height direction of the case becomes large.
  • the in-ceiling air conditioner having a filter cleaning function can not be installed.
  • the filter is provided on the back of the suction port, the ventilation area of the filter is restricted by the size of the suction port and can not be made sufficiently large, resulting in high noise and low dust collection performance. , There was a problem.
  • the dust cleaned by the cleaning brush is only passed from the cleaning brush to the recovery brush, and it is difficult to reliably discharge the dust into the cover of the filter cleaning unit.
  • the front filter Since the front filter is installed vertically, there is a problem that the ventilation area of the front filter can not be made sufficiently large, the noise is high, and the dust collection performance is lowered.
  • An object of the present invention is to provide an air conditioner capable of reducing noise and improving dust collection performance without increasing the height dimension of a housing.
  • a housing having an air inlet and an air outlet, a fan that is disposed in the housing and sucks indoor air from the air inlet and blows it out from the air outlet, and the housing
  • a heat exchanger disposed on the air suction side of the fan in the body, a filter disposed on the air suction side of the heat exchanger in the housing, and a filter disposed on the housing and collected by the filter
  • An air conditioner comprising a cleaning device for cleaning dust, wherein the lower part of the heat exchanger is inclined to the front side and the upper part is on the rear side, and the heat exchanger is installed on the rear side of the fan And install the filter behind the back of the heat exchanger by inclining along the inclined surface of the heat exchanger, and cleaning the dust collected on the suction side of the filter on the back side of the filter Installed the cleaning device as Located in.
  • a more preferable specific configuration example in the first aspect of the present invention is as follows.
  • the fan is constituted by a cross-flow fan which is long in the left-right direction
  • the housing is a housing body embedded in the ceiling surface
  • a decorative panel which covers the lower surface opening of the housing body and is exposed below the ceiling surface
  • the air inlet is formed to be long in the left and right in the rear part of the decorative panel
  • the air outlet is formed in the front in the left of the decorative panel so as to be long. It is accommodated in a space above the air suction port and in the rear of the heat exchanger, and is mounted on the cleaning device to be united with the cleaning device, and the cleaning device moves along the filter.
  • the cleaning unit includes a rotating brush, a stationary brush, a brush holding case for holding the rotating brush and the stationary brush, and a dust box for collecting dust cleaned from the filter.
  • the rotating brush includes a cleaning brush for cleaning the dust collected by the filter, and a discharge brush for discharging the dust collected by the collection brush to the dust box, and the stationary brush includes the cleaning brush. Equipped with a collection brush to collect dust cleaned by the cleaning brush.
  • the side shape of the dust box is substantially triangular, which substantially matches the substantially triangular shape seen from the side of the space behind the heat exchanger.
  • the brush holding case is guided to the dust box by receiving dust that has passed through the cleaning brush and dropped from the filter at the time of cleaning on the side surface on the side opposite to the traveling direction Provision of (5)
  • the said dust box is provided with the opening which is provided in the lower surface and which can insert the nozzle of a vacuum cleaner, and the cover which closes this opening.
  • the support body is provided with a first recess and a second recess adjacent to each other corresponding to the standby position of the cleaning unit, and the cleaning unit controls the rotation of the rotating brush
  • An arm is provided, and the arm has a bifurcated first arm and a second arm, and is rotatably supported by the brush holding case, and the first arm waits for the cleaning unit
  • the position is opened in the first recess, and after the start of the operation of the cleaning portion, it is turned in contact with the corner of the first recess, and the second arm portion rotates the first arm portion. Accordingly, after being pivoted and opened in the second recess, it is brought into contact with the corner of the second recess and further pivoted.
  • the cleaning device includes a cleaning unit that moves along the filter to clean the filter and a driving unit that drives the cleaning unit, and the cleaning unit includes a rotating brush, a stationary brush, and the cleaning unit.
  • the rotating brush, a brush holding case for holding the stationary brush, and a dust box for collecting dust cleaned from the filter are unitized, and the rotating brush is a cleaning brush for cleaning the dust collected by the filter.
  • the cleaning device includes a cleaning unit having a rotating brush and a dust box for storing dust cleaned from the filter by the rotating brush, the cleaning unit cleaning the dust collected by the filter after the operation
  • the dust attached to the rotating brush is dropped onto the dust box by repeating the short distance reciprocating operation a plurality of times.
  • a housing having an air inlet and an air outlet, and a fan disposed in the housing and sucking indoor air from the air inlet and blowing it out from the air outlet,
  • a heat exchanger disposed on the air suction side of the fan in the housing, a filter disposed on the air suction side of the heat exchanger in the housing, and a filter disposed on the housing and collected by the filter
  • An air conditioner comprising the cleaning device for removing the dust, wherein the fan is constituted by a cross-flow fan which is long in the left-right direction, and the case is a case main body embedded in a ceiling surface and the case main body And a decorative panel that covers the lower surface opening and is exposed below the ceiling surface, the air inlet is formed to be laterally long on the rear side of the decorative panel, and the air outlet is provided on the decorative panel. Long on the front side Form provided, wherein the filter is to be accommodated in the space behind the and the heat exchanger in above the air inlet.
  • a housing having an air inlet and an air outlet, and a fan which is disposed in the housing and sucks indoor air from the air inlet and blows it out from the air outlet;
  • a heat exchanger disposed on the air suction side of the fan in the housing, a filter disposed on the air suction side of the heat exchanger in the housing, and a filter disposed on the housing and collected by the filter
  • An air conditioner comprising the cleaning device for removing the dust, the filter being attached to the cleaning device and united with the cleaning device, the cleaning device being moved along the filter and being
  • a cleaning unit for cleaning the filter, a drive unit for driving the cleaning unit, and a support for supporting the cleaning unit and the drive unit are provided as a unit, and the unit is used to form the filter.
  • Ri with is lies in the fact that.
  • noise reduction and dust collection performance can be improved without increasing the height dimension of the housing.
  • FIG. 10A It is a perspective view of the air conditioner concerning one embodiment of the present invention. It is a longitudinal cross-sectional view of the air conditioner of FIG. It is a disassembled perspective view of the cleaning apparatus of FIG. It is a front view of the cleaning apparatus of FIG. It is a side view of FIG. FIG. 5 is an enlarged view of the end of the cleaning device of FIG. 4; It is a side view of FIG. It is a disassembled perspective view of the cleaning part main body of FIG. It is a disassembled perspective view of the rotating brush of FIG. It is sectional drawing which shows the standby state of the cleaning part in the air conditioner of FIG. It is sectional drawing which shows the state of the cleaning part immediately after operation
  • FIG. 10C is a cross-sectional view showing the cleaning unit in a state where the operation of the cleaning device is further advanced from FIG. 10C and the cleaning unit has reached the return turning point. It is sectional drawing which shows the cleaning part in the state which operation
  • FIG. 10G It is sectional drawing which shows the cleaning part immediately after operation
  • FIG. 1 is a perspective view showing an installed state of the air conditioner 1
  • FIG. 2 is a longitudinal sectional view of the air conditioner 1 of FIG.
  • FIG.1 and FIG.2 shows the state which the suction panel 4 and the blowing panel 22 opened.
  • the air conditioner 1 of the present embodiment is a ceiling-embedded air conditioner.
  • the air conditioner 1 includes a housing 30, a fan 8, a fan motor 10, a heat exchanger 9, a filter 11, a cleaning device 5, and the like.
  • the housing 30 is composed of a housing body 2 embedded in the ceiling surface 31 and a decorative panel 3 covering the lower surface opening of the housing body 2.
  • the housing 30 is suspended from the ceiling inside the ceiling via a suspension bolt 32.
  • the housing main body 2 has a rectangular parallelepiped external shape whose depth dimension is smaller than the width dimension and whose height dimension is smaller than the depth dimension.
  • a square hole is formed on the top surface 31 at a position that matches the bottom surface of the casing body 2.
  • the decorative panel 3 is disposed so as to cover the lower surface opening of the housing body 2 and the edge of the hole of the top surface 31 and to be exposed below the ceiling surface 31.
  • the cosmetic panel 3 is attached to the housing body 2.
  • An air inlet 30 a and an air outlet 30 b are provided in the decorative panel 3 constituting the lower surface of the housing 30.
  • the air suction port 30 a is provided long on the left and right of the rear side portion of the decorative panel 3.
  • the air outlets 30 b are provided long on the left and right sides of the front side portion of the decorative panel 3.
  • the fan 8 is disposed in the casing body 2 so as to suck indoor air from the air suction port 30 a and blow out the room air from the air blow port 30 b.
  • the fan 8 is constituted by a cross flow fan which is long in the left-right direction.
  • the fan motor 10 for driving the fan 8 is juxtaposed on one side of the fan 8 in the left-right direction, and the rotation shafts of the fan 8 and the fan motor 10 are connected to each other.
  • the decorative panel 3 is provided with the suction panel 4 which opens and closes the air suction port 30a, and the blowing panel 22 which opens and closes the air blower outlet 30b.
  • the suction panel 4 and the blowout panel 22 are driven to open during operation of the air conditioner 1 and to close when stopped.
  • the suction panel 4 is rotatably supported at its front side, supported at its rear end by the lower end of the suction panel lifting arm 7a, and rotated by the vertical movement of the suction panel lifting arm 7a.
  • the air suction port 30 a is opened and closed by the rotation operation of the suction panel 4.
  • the suction panel lift arm 7 a is driven to move up and down by the arm lift gear unit 7.
  • the blowout panel 22 is rotatably supported at its rear side, and is rotated by a blowout panel drive motor.
  • the blowout panel 22 also serves as a blowout wind direction plate for moving the wind direction up and down, and by adjusting the open / close angle of the blowout panel 22, the wind direction sent into the room can be adjusted.
  • the blowing panel 22 is driven so as to mainly blow the air forward from the air outlet 30b at the time of cooling and blow the air mainly downward at the time of heating.
  • the heat exchanger 9 is disposed in the housing 30 on the air suction side of the fan 8.
  • the heat exchanger 9 includes a back surface heat exchanger portion 9 a provided on the back surface side of the fan 8 and a bottom surface heat exchanger portion 9 b provided on the bottom surface side of the fan 8.
  • the rear heat exchanger section 9a is installed so that its lower portion is located on the front side (fan side) and its upper portion is located on the rear side (anti-fan side).
  • the lower surface heat exchanger section 9b is installed at an incline so that the front side thereof is slightly lower.
  • a lower surface heat exchanger portion 9 b extends continuously from the lower end of the rear surface heat exchanger portion 9 a to surround the fan 8 forward and downward.
  • the ventilation area of the heat exchanger 9 can be increased without increasing the height dimension, and the heat exchange performance can be improved with low noise, which is suitable for a ceiling-embedded air conditioner It has become a thing. Further, on the back side of the heat exchanger 9, a substantially triangular space is formed as viewed from the side.
  • the heat exchanger 9 constitutes a part of the refrigeration cycle.
  • the refrigeration cycle is configured to circulate the refrigerant in the order of the compressor, the four-way valve, the outdoor heat exchanger, the pressure reducing device, the heat exchanger 9, the four-way valve, and the compressor.
  • the heat exchanger 9 (the back surface heat exchanger portion 9a and the bottom surface heat exchanger portion 9b) is composed of a large number of plate fins juxtaposed in the left-right direction and a meandering refrigerant pipe penetrating the plate fins There is.
  • the width of the ventilation portion of the heat exchanger 9 and the width of the fan 8 are substantially the same.
  • the filter 11 collects dust in the room air flowing into the heat exchanger 9 and is disposed in the housing 30 on the air suction side of the heat exchanger 9.
  • the filter 11 is installed in a stationary state without being moved during cleaning.
  • the filter 11 is installed in a substantially triangular space on the rear side of the back of the heat exchanger unit 9, and is inclined along the inclined surface of the rear heat exchanger unit 9a. Specifically, the filter 11 is stored obliquely above the air suction port 30a and in the space behind the rear heat exchanger section 9a. According to such a configuration, the ventilation area of the filter 11 can be increased without increasing the height dimension of the air conditioner 1, the dust collection performance can be improved with low noise, and the ceiling-embedded air conditioner It is suitable for
  • the cleaning device 5 is disposed in the housing 30 to clean and collect the dust collected by the filter 11, and the dust collected on the suction side of the filter 11 is on the back side of the filter 11. Clean and collect. According to such a configuration, dust can be cleaned and collected using the back side space of the inclined filter 11 without increasing the height dimension of the air conditioner 1, which is suitable for a ceiling-embedded air conditioner It has become
  • the compressor When the air conditioner 1 is operated, the compressor is driven to operate the refrigeration cycle, and the arm elevating gear unit 7 is driven to rotate the suction panel 4 to open the air suction port 30a, and the blowout panel drive motor Is driven to rotate the outlet panel 22 to open the air outlet 30b, and the fan motor 10 is driven to rotate the fan 8.
  • FIG. 3 is an exploded perspective view of the cleaning device 5 of FIG. 2
  • FIG. 4 is a front view of the cleaning device 5 of FIG. 2
  • FIG. 5 is a side view of FIG. 4
  • FIG. 6 is an enlarged end of the cleaning device 5 of FIG.
  • FIG. 7 is a side view of FIG.
  • the drive motor 14a is omitted in FIG.
  • the cleaning device 5 moves along the filter 11 to clean the filter 11, the driving unit 14 for driving the cleaning unit 13, the filter 11, the cleaning unit 13 and the driving unit 14
  • a support 6 for supporting is provided as a unit. According to the configuration, the dust collected in the filter 11 can be cleaned and collected while the filter 11 is stationary, and the dust can be cleaned and collected efficiently.
  • the filter 11 is attached to the cleaning device 5 and united with the cleaning device 5, and the cleaning device 5 is detachably attached to the housing 11 in a state where the filter 11 is unitized. According to such a configuration, the positional relationship between the filter 11 and the cleaning device 5 can be set with high accuracy, and the filter 11 and the cleaning device 5 can be attached to the housing body 2 by a simple attachment operation.
  • the filter 11 is composed of two filters 11A and 11B.
  • Each of the filters 11A and 11B includes a grid-like filter frame 11a and a filter network 11b stretched on the surface of the filter frame 11a. When room air passes through the filter network 11b, dust in the room air is collected by the filter network 11b.
  • the two filters 11 ⁇ / b> A and 11 ⁇ / b> B are disposed on the back side of the support 6 adjacently to the left and right, and are unitized into the cleaning device 5.
  • Projections 11c are formed on both sides of each of the filters 11A and 11B.
  • a filter restraining 6d that protrudes in the back direction is formed. The projections 11 c are engaged with the filter retainers 6 d provided on the support 6 to hold the filters 11 A and 11 B on the support 6.
  • the support 6 is formed of a substantially rectangular plate-like member.
  • the portion of the support 6 facing the filter 11 is a support frame portion 6 a formed in substantially the same shape as the filter frame 11 a.
  • the indoor air flows through the filter network 11b, the holes in the filter frame 11a and the holes in the support frame 6a.
  • the support 6 is provided with rails 6 b and 6 c used for moving the cleaning unit 13.
  • the rail portions 6b and 6c are provided at upper and lower ends of the support 6, and are formed in a U-shaped cross section extending parallel to the left and right.
  • the upper end portion of the support 6 is provided with a flange portion 6 e that protrudes in the back direction.
  • the flange portion 6 e extends leftward and rightward throughout the support 6.
  • a rack 6f that engages with the worm gear 36 is provided under the flange portion 6e.
  • the rack 6f extends left and right in parallel with the rail portions 6b and 6c.
  • a plurality of recesses 6h, 6i, 6j for controlling the operation of the arm 17 are provided (see FIG. 10).
  • the first recess 6 h and the second recess 6 i are provided corresponding to the standby position of the cleaning unit 13.
  • the two recesses 6h and 6i are provided adjacent to each other via the rib 6k.
  • the third concave portion 6 j is provided corresponding to the folding position of the cleaning portion 13.
  • the cleaning unit 13 is generally in the form of a substantially elongated box, and is disposed so as to be movable in the left-right direction on the back surface of the support 6.
  • the cleaning unit 13 includes a cleaning unit main body 37 and a caster 33.
  • the casters 33 are provided at the upper and lower end portions of the cleaning unit main body 37.
  • the caster 33 rolls the rail portions 6 b and 6 c, and the cleaning portion 13 moves left and right on the back surface of the support 6.
  • the drive unit 14 is for driving the cleaning unit 13 in the left-right direction, and includes a drive motor 34 formed of a stepping motor, and a transmission shaft 35 for transmitting the driving force of the drive motor 34 to the cleaning unit 13.
  • the worm gear 36 converts the rotational movement of the transmission shaft 35 into the left and right reciprocating movement of the cleaning unit 13.
  • the drive motor 34 is attached to one side end (right side end) of the support 6.
  • the transmission shaft 35 extends left and right in parallel with the rail portions 6 b and 6 c, one end of which is connected to the drive motor 34, and the other end of which is rotatably supported by the support 6.
  • the worm gear 36 has the transmission shaft 35 fitted in its central hole, and the outer periphery thereof is engaged with the rack 6 f of the support 6.
  • the worm gear 36 is held by the worm gear retainer 13 a of the cleaning unit 13.
  • FIG. 8 is an exploded perspective view of the cleaning unit main body 37 of FIG. 6,
  • FIG. 9 is an exploded perspective view of the rotating brush 15 of FIG. 8, and
  • FIG. 10A is a sectional view of the cleaning unit 13 of FIG.
  • the cleaning unit main body 37 includes a rotating brush 15, a stationary brush 18, a brush holding case 16 that holds the rotating brush 15 and the stationary brush 18, and an arm 17 that controls the rotation of the rotating brush 15.
  • a dust box 19 for collecting dust cleaned from the filter 11 and a spring 20 are unitized.
  • the rotating brush 15 includes a cleaning brush 15a for cleaning dust collected by the filter 11, a cleaning brush base 15b for supporting the cleaning brush 15a, and the cleaning brush base 15b.
  • the cleaning brush 15a is in contact with the filter 11 to clean the dust collected by the filter 11, and is made of a large number of bristles made of nylon (registered trademark).
  • the cleaning brush 15a is composed of a long hair row and a slightly shorter hair row on one side thereof. With such a configuration, the sliding resistance with the filter 11 at the time of cleaning of the cleaning brush 15a is small, and furthermore, it has a function capable of reliably cleaning dust from the filter 11.
  • the cleaning brush base 15b is made of a rubber member that supports and supports the cleaning brush 15a.
  • the installation dimensions in the longitudinal direction of the cleaning brush 15a and the cleaning brush base 15b are set substantially the same as the dimensions in the height direction of the filter 11 so that the entire surface of the filter 11 can be cleaned by one movement of the cleaning brush 15a. There is.
  • the cleaning brush stand 15d is formed of a substantially U-shaped resin strip member.
  • the root portion of the cleaning brush base 15b is accommodated and held in the cleaning brush base 15d.
  • the cleaning brush base 15d is integrally formed with a plurality of locking claws 15d1 constituting a locking portion with the rotating brush base 15c.
  • the rotating brush stand 15c is formed of an elongated resin box-like member.
  • a cleaning brush insertion hole 15c1 extending in the longitudinal direction and a plurality of claw engagement holes 15c2 positioned on both sides of the cleaning brush insertion hole 15c1 and constituting an engagement portion are formed on the front surface of the rotating brush stand 15c.
  • the cleaning brush stand 15d is held by the rotary brush stand 15c by the locking claws 15d1 of the cleaning brush stand 15d being inserted into the claw engaging holes 15c2 of the rotary brush stand 15c and being locked to the rotary brush stand 15c.
  • the leading end sides of the cleaning brush 15a and the cleaning brush base 15b are exposed outward through the cleaning brush insertion hole 15c1.
  • a rotary shaft 15c3 which is a rotation center of the rotary brush stand 15c is provided so as to protrude.
  • arc surfaces that are convex outward are formed on the side surfaces on both the left and right sides of the rotating brush stand 15c.
  • a shock absorbing member 15f made of a rubber member is attached to each notch 15c4.
  • the discharge brush 15e is attached to the arc surface of the rotating brush stand 15c, and is configured in an arc shape.
  • the arc of the discharge brush 15e has substantially the same radius and center point as the arc of the recovery brush 18a.
  • the stationary brush 18 includes, as shown in FIGS. 8 and 10A, a recovery brush 18a that receives dust cleaned by the cleaning brush 15a, a stationary brush base 18b that supports the recovery brush 18a, and a stationary brush locking portion 18c. It comprises a support shaft 18d provided so as to project from both ends of the stationary brush stand 18b, and a concavo-convex portion 18e for assisting the delivery of dust.
  • the stationary brush stand 18b is formed with an arc surface which is recessed inward.
  • the recovery brush 18a is attached to the arc surface of the stationary brush stand 18b, and is configured in an arc shape.
  • the brush holding case 16 is formed of a rectangular resin frame member.
  • a rotating shaft hole 16 a is formed in the upper and lower surfaces of the brush holding case 16.
  • the rotary brush 15 is rotatably held by the brush holding case 16 by the rotary shaft 15c3 of the rotary brush stand 15c being rotatably inserted into the rotary shaft hole 16a.
  • support shaft holes 16 e are formed on the upper and lower surfaces of the brush holding case 16.
  • the stationary brush 18 is held by the brush holding case 16 by inserting the supporting shaft 18 d of the stationary brush 18 into the supporting shaft hole 16 e.
  • a stationary brush engaging portion 16 b is formed to protrude inside one side surface of the brush holding case 16.
  • the stationary brush 18 is held stationary on the brush holding case 16 by the engagement portion 18 c of the stationary brush 18 being engaged with the stationary brush engaging portion 16 b.
  • a slide portion 16f is formed so as to protrude over the entire width of the side surface, and a rotation suppression portion 16d is formed at the tip thereof.
  • dust box engagement portions 16c formed of a plurality of claws are formed on the left and right side surfaces of the brush holding case 16.
  • the arm 17 includes a first arm portion 17a, a second arm portion 17b, and a rotation shaft engagement hole 17c.
  • the arm 17 is disposed inside the brush holding case 16 and is rotatably supported by the pivot shaft 15c3 by fitting the pivot shaft 15c3 into the pivot shaft engagement hole 17c.
  • the first arm portion 17a and the second arm portion 17b extend radially around the rotation shaft engagement hole 17c and are formed in a bifurcated shape.
  • the spring 20 is composed of three types of springs: a rotating brush spring 20a, an arm spring 20b, and a stationary brush spring 20c.
  • the rotating brush spring 20 a rotates the rotating brush 15, and rotates the rotating brush stand 15 c in the direction in which the cleaning brush 15 a and the discharge brush 15 e are stored in the brush holding case 16 through the recovery brush 18 a side. . That is, the rotating brush 15 is rotated in the direction of the stationary brush 18 by the force of the rotating brush spring 20a, and the impact absorbing member 15f of the rotating brush stand 15c abuts on the rotation suppressing portion 16d provided on the brush holding case 16. The rotation is stopped by In order to suppress the collision sound between the rotating brush stand 15c and the rotation suppressing portion 16d, an impact absorbing member 15f is provided in a portion to be a contact portion of the rotating brush stand 15c to absorb the impact to reduce the collision sound. At the same time, the damage to the component parts is suppressed.
  • the arm spring 20b presses the arm 17 so that the convex portion 17d of the arm 17 always contacts the convex portion 15c5 of the rotary brush stand 15c unless an external force is applied to the arm spring 20b.
  • the stationary brush spring 20c presses the stationary brush 18 against the rotating brush base 15c unless an external force is applied to the stationary brush spring 20c.
  • the dust box 19 is formed of an elongated resin box-like member, and the front surface is opened.
  • a plurality of brush holding case engagement holes 19 a are formed on the left and right sides of the dust box 19.
  • the dust box locking portion 16d is engaged with the engagement hole 19a, whereby the dust box 19 is held by the brush holding case 16.
  • the side shape of the dust box 19 is substantially triangular so as to substantially coincide with the substantially triangular shape viewed from the side of the space behind the rear heat exchanger portion 9a. With such a configuration, the dust storage amount of the dust box 19 can be increased without increasing the size of the housing 30.
  • the dust collected from the filter 11 may be dropped from the filter 11 when the dust collected by the filter 11 is cleaned by the cleaning brush 15a. In this case, it can be received by the slide 16f and stored in the dust box 19 as it is.
  • FIG. 10A shows a state of the cleaning unit 13 in the air conditioner 1 of FIG. 2 in the standby state (at the stop of the cleaning device 5), and the filter cleaning in the operation stop of the air conditioner 1 or in the operation of the air conditioner 1 It is in the state of function stop.
  • the first arm portion 17 a is disposed in the first recess 6 h of the support 6 without being restrained, and the second arm portion 17 b is disposed away from the support 6.
  • the rotary brush 15 is rotated in the direction of the stationary brush 18 because a rotational force is applied in the direction (clockwise direction) of the stationary brush 18 by the rotating brush spring 20a, and the impact absorbing member of the rotary brush stand 15c. 15f is rotated and stopped until the rotation suppressing portion 16d of the brush holding case 16 is abutted.
  • the rotating brush 15 can be kept in the rotating stop state by leaving tension on the rotating brush spring 20 a and applying tension to the rotating brush 15.
  • the cleaning brush 15a does not interfere with other parts, deformation of hair can be minimized.
  • FIG. 10B is a cross-sectional view showing the state of the cleaning unit 13 immediately after the operation of the cleaning device 5 is started from FIG. 10A.
  • the drive motor 34 of the drive unit 14 is started to rotate the transmission shaft 35, and the rotation of the transmission shaft 35 is transmitted to the worm gear 36. Since the worm gear 36 is held by the worm gear retainer 13a, the cleaning unit 13 starts to move in the forward traveling direction of the arrow in FIG. 10B.
  • the first arm portion 17a released in the first concave portion 6h comes into contact with the corner portion of the first concave portion 6h, thereby turning the first arm portion 17a counterclockwise.
  • the rotary brush 15 rotates in the counterclockwise direction against the rotational force of the rotary brush spring 20a by the movement of the convex portion 17d of the arm 17 and the convex portion 15c5 of the rotary brush stand 15c. Be moved.
  • the cleaning brush 15a and the discharge brush 15e rotate in the direction of the filter 11 (counterclockwise direction) and rise up.
  • the second arm portion 17b also rises and enters the second recess 6i provided in the support 6 adjacent to the first recess 6h.
  • FIG. 10C is a cross-sectional view showing the cleaning portion 13 in a state where the operation of the cleaning device 5 is further advanced from FIG. 10B.
  • the cleaning brush 15a rises from the rotating brush stand 15c so as to be at a right angle with respect to the filter 11, so that the filter 11 can be cleaned, and the second arm 17b is the surface of the support 6.
  • the arm contact surface is slid.
  • the arm 17 is configured by the two stages of the first arm portion 17a and the second arm portion 17b, and rotates like a gear in relation to the adjacent concave portions 6h and 6i.
  • the rotation angle of the arm 17 and the rotating brush 15 can be increased by using the small arm 17 with a good rotation factor with a space factor.
  • the front end of the cleaning brush 15a contacts the filter 11 and is deformed in the opposite direction, thereby cleaning the dust collected on the filter 11 and collecting it on the cleaning brush 15a.
  • the cleaning brush 15a in order to prevent the cleaning brush 15a from rotating more than necessary due to the friction with the filter 11, the cleaning brush 15a is rotated by bringing the rotating brush stand 15c into contact with the rotation suppressing portion 16d at a predetermined position. It is made to suppress. In addition, a play is provided so that the rotation of the cleaning brush 15a can be further rotated from the angle at which the cleaning brush 15a and the filter 11 are perpendicular to each other. The reason is to prevent breakage of the component due to the compressive force and the shear force even when accurate parallel movement is difficult due to distortion or small unevenness of the cleaning device 5 and the filter 11 and the rails 12a and 12b.
  • the slide 16b is provided on the side surface of the brush holding case 16 on the side opposite to the traveling direction, and dust that has passed through the cleaning brush is received by the slide 16f even if it falls from the filter 11. It is guided in the dust box 19.
  • FIG. 10D is a cross-sectional view showing the cleaning unit 13 in a state where the cleaning unit 13 has moved back and forth from FIG. 10C, and the operation of the cleaning apparatus 5 is further advanced from FIG. It is sectional drawing which shows the cleaning part 13 of a state.
  • the cleaning unit 13 When the cleaning unit 13 reaches the return position, the second arm 17b in contact with the arm contact surface of the support 6 enters the third recess 6j provided at the return position of the support 6, and the other parts Interference is gone and released. As a result, the arm 17 is rotated clockwise by the rotational force of the arm spring 20b, and the rotating brush 15 is rotated clockwise by the rotational force of the rotating brush spring 20a.
  • the discharge brush 15e is rotated clockwise while rubbing with the recovery brush 18a.
  • the bristles of the discharge brush 15e and the collection brush 18a face each other and obliquely downward (toward the bottom of the dust box 19)
  • dust collected and attached to the collection brush 18a is the discharge brush 15e. And is discharged into the dust box 19.
  • the cleaning brush 15a is rotated while rubbing the recovery brush 18a later than the discharge brush 15e.
  • the cleaning brush 15a is deformed to the opposite side to the direction of the collection brush 18a, most of the dust attached to the cleaning brush 15a is not passed to the collection brush 18a, It is moved with 15a.
  • the recessed protrusion 18e functions as a comb, and part of the dust is transferred to the uneven portion 18e, and part of the dust is contained in the dust box 19. It is dropped and the remaining dust adheres to the cleaning brush 15a. Then, the discharge brush 15e and the cleaning brush 15a are further rotated and stored in the brush holding case 16 and the dust box 19, and the shock absorbing member 15f abuts on the rotation suppressing portion 16d to stop the rotation, and the state shown in FIG. It becomes.
  • FIG. 10F is a cross-sectional view showing the cleaning portion 13 immediately after the operation of the cleaning device shifts from FIG. 10E to the return path
  • FIG. 10G is a cross-sectional view showing the cleaning portion 13 in the state where the operation of the cleaning device further proceeds from FIG. It is.
  • the support 6 holds the first arm portion 17a against the force of the arm spring 20b that has pressed the convex portion 15c5 of the rotary brush stand 15c and the convex portion 17d of the arm 17. It will be in the pressed state.
  • the cleaning unit 13 is moved with the cleaning brush 15a and the discharge brush 15e stored in the brush holding case 16 and the dust box 19 in the return path, and returns to the standby state.
  • the cleaning brush 15a in the brush holding case 16 when advancing the return path so as not to contact the filter 11, the moving direction of the dust becomes one direction, and the sweeping back of the dust can be prevented.
  • 10H is a cross-sectional view showing the cleaning unit 13 immediately after the operation of the cleaning device 5 is started again after the cleaning unit 13 returns to the standby position from FIG. 10G.
  • Dust attached to the recovery brush 18a is discharged by the discharge brush 15e attached to the rotating brush stand 15c when the rotating brush 15 is rotated in the direction of the dust box 19 as shown in FIG. 10D. It is swept in the direction of the dust box 19. This is due to the rubbing between the discharge brush 15e and the collection brush 18a, but the bristles of the discharge brush 15e are also aligned in the direction of the dust box 19 like the collection brush 18a. Thus, when the rotating brush 15 rises in the direction of the filter 11, it does not affect the dust adhering to the collection brush 18a, but when the rotating brush 15 rotates in the direction of the dust box 19, the discharge brush 15e is reversed. Since it becomes an eye, dust adhering to the recovery brush 18 a can be swept away to the dust box 19.
  • the cleaning unit 13 has a dust box 19 for storing dust cleaned from the filter 11 by the rotating brush 15.
  • the cleaning unit 13 repeats the short distance reciprocation operation several times after the operation for cleaning the dust collected by the filter 11
  • the dust attached to the rotating brush 15 is dropped to the dust box 19. Specifically, after one reciprocation of the cleaning unit 13 by filter cleaning, the discharge brush 15e and the collection brush 18a are rubbed together a plurality of times.
  • the cleaning unit 13 is detachably supported by the support 6, and the cleaning unit main body 37 can be removed from the cleaning device 5 when the dust is discarded. Since the entire cleaning unit main body 37 is integrally detached, it is possible to solve the problem that the dust accumulated in the dust box 19 is scattered.
  • the dust box 19 and the brush holding case 16 are detachable, and by removing the dust box 19 from the brush holding case 16, the dust accumulated in the dust box 19 can be discarded. .
  • an opening 19 b is provided on the lower surface of the dust box 19.
  • the opening 19 b is exposed to the air suction port 30 a in a state where the suction panel 4 is opened.
  • the opening is closed by the pivotable cover 24, so the dust in the dust box 9 does not leak from the opening.
  • the cover 24 is pivoted by pushing the cover 24 with the tip of the nozzle 25 so that the tip of the nozzle 25 can be inserted into the opening.
  • the guide 25 a is provided in the nozzle 25, the tip of the nozzle 25 can be guided to the opening 19 b of the dust box 19 by using the guide 25 a.
  • the guide 25a By applying the guide 25a to, for example, the decorative panel 3, it is possible to prevent the worker from applying an excessive force and to prevent damage to the components.
  • the cleaning brush 15a contacts the filter 11 and cleans it in the forward path in which the cleaning unit 13 including the rotating brush 15 moves from one side to the other side I do.
  • the dust collected and attached to the collection brush 18a at the previous filter cleaning is dropped onto the dust box 19 by the discharge brush 15e, and the dust collected at the filter cleaning this time is passed through the discharge brush 15e.
  • the filter cleaning function can be mounted without changing the size of the conventional ceiling-embedded air conditioner by housing the filter 11, the cleaning unit 13 and the drive unit 14 inside the housing 2.
  • SYMBOLS 1 Air conditioner, 2 ... case main body, 3 ... makeup panel, 4 ... suction panel, 5 ... cleaning device, 6 ... support body, 6a ... support body frame part, 6b, 6c ... rail part, 6d ... filter squeeze , 6e: flange portion, 6f: rack, 6h: first recess, 6i: second recess, 6j: third recess, 6k: rib, 7: arm elevating gear unit, 7a: suction panel elevating arm, 8: fan, DESCRIPTION OF SYMBOLS 9 ... Heat exchanger, 9a ... Back surface heat exchanger part, 9b ... Bottom surface heat exchanger part, 10 ... Fan motor, 11 ...
PCT/JP2009/002641 2009-06-11 2009-06-11 空気調和機 WO2010143230A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN200980159753.4A CN102460031B (zh) 2009-06-11 2009-06-11 空调机
KR1020117029403A KR101357886B1 (ko) 2009-06-11 2009-06-11 공기 조화기
JP2011518077A JP5276166B2 (ja) 2009-06-11 2009-06-11 空気調和機
PCT/JP2009/002641 WO2010143230A1 (ja) 2009-06-11 2009-06-11 空気調和機

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JP2012154555A (ja) * 2011-01-26 2012-08-16 Hitachi Appliances Inc 空気調和機
JP2013079775A (ja) * 2011-10-05 2013-05-02 Hitachi Appliances Inc 空気調和機
JP2014020658A (ja) * 2012-07-18 2014-02-03 Hitachi Appliances Inc 天井埋込形空気調和機
JP2016014492A (ja) * 2014-07-01 2016-01-28 株式会社コーワ 空気調和機の清掃装置及び空気調和機
CN106996630A (zh) * 2017-05-11 2017-08-01 珠海格力电器股份有限公司 一种空调外壳结构及空调设备
EP3276275A1 (en) * 2016-07-28 2018-01-31 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
EP3276276A1 (en) * 2016-07-28 2018-01-31 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
EP3360610A1 (en) * 2017-02-10 2018-08-15 Daikin Industries, Ltd. A filter cleaning device for an air-conditioner
EP3360619A1 (en) * 2017-02-10 2018-08-15 Daikin Industries, Ltd. A filter cleaning device for an air-conditioner
CN112076563A (zh) * 2019-06-14 2020-12-15 中野冷机株式会社 过滤器清扫装置

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JP6330775B2 (ja) * 2015-09-30 2018-05-30 ダイキン工業株式会社 空調室内機
CN107457790A (zh) * 2017-08-16 2017-12-12 潘灵灵 一种家用多功能扫地机器人
CN115235062B (zh) * 2021-04-25 2023-11-28 芜湖美智空调设备有限公司 空调器的自清洁控制方法、空调器以及空调系统

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JP2012154555A (ja) * 2011-01-26 2012-08-16 Hitachi Appliances Inc 空気調和機
JP2013079775A (ja) * 2011-10-05 2013-05-02 Hitachi Appliances Inc 空気調和機
JP2014020658A (ja) * 2012-07-18 2014-02-03 Hitachi Appliances Inc 天井埋込形空気調和機
JP2016014492A (ja) * 2014-07-01 2016-01-28 株式会社コーワ 空気調和機の清掃装置及び空気調和機
AU2017303169B2 (en) * 2016-07-28 2019-12-05 Daikin Europe N.V. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
AU2017303170B2 (en) * 2016-07-28 2019-10-17 Daikin Europe N.V. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
EP3276276A1 (en) * 2016-07-28 2018-01-31 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
WO2018021304A1 (en) * 2016-07-28 2018-02-01 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
WO2018021303A1 (en) * 2016-07-28 2018-02-01 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
EP3276275A1 (en) * 2016-07-28 2018-01-31 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
US11231190B2 (en) 2016-07-28 2022-01-25 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
CN109790998B (zh) * 2016-07-28 2021-06-25 大金工业株式会社 过滤器清洁设备和空气调节器
CN109790998A (zh) * 2016-07-28 2019-05-21 大金工业株式会社 用于空气调节器的过滤器清洁设备和具有这种过滤器清洁设备的空气调节器
US20190162440A1 (en) * 2016-07-28 2019-05-30 Daikin Industries, Ltd. Filter cleaning device for an air conditioner and air conditioner having such filter cleaning device
EP3360610A1 (en) * 2017-02-10 2018-08-15 Daikin Industries, Ltd. A filter cleaning device for an air-conditioner
WO2018147079A1 (en) * 2017-02-10 2018-08-16 Daikin Industries, Ltd. A filter cleaning device for an air-conditioner
EP3360619A1 (en) * 2017-02-10 2018-08-15 Daikin Industries, Ltd. A filter cleaning device for an air-conditioner
CN106996630A (zh) * 2017-05-11 2017-08-01 珠海格力电器股份有限公司 一种空调外壳结构及空调设备
CN112076563A (zh) * 2019-06-14 2020-12-15 中野冷机株式会社 过滤器清扫装置
JP2020204415A (ja) * 2019-06-14 2020-12-24 中野冷機株式会社 フィルター清掃装置
CN112076563B (zh) * 2019-06-14 2022-09-06 中野冷机株式会社 过滤器清扫装置

Also Published As

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CN102460031B (zh) 2014-07-09
CN102460031A (zh) 2012-05-16
KR20120016132A (ko) 2012-02-22
KR101357886B1 (ko) 2014-02-03
JPWO2010143230A1 (ja) 2012-11-22
JP5276166B2 (ja) 2013-08-28

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