WO2021002201A1 - 空気調和機 - Google Patents

空気調和機 Download PDF

Info

Publication number
WO2021002201A1
WO2021002201A1 PCT/JP2020/023803 JP2020023803W WO2021002201A1 WO 2021002201 A1 WO2021002201 A1 WO 2021002201A1 JP 2020023803 W JP2020023803 W JP 2020023803W WO 2021002201 A1 WO2021002201 A1 WO 2021002201A1
Authority
WO
WIPO (PCT)
Prior art keywords
dust
brush
receiving portion
component
air conditioner
Prior art date
Application number
PCT/JP2020/023803
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
峻一 植松
輝夫 藤社
清水　昭彦
伸悟 浅羽
馬場　雅浩
Original Assignee
パナソニックＩｐマネジメント株式会社
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 パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN202080015762.2A priority Critical patent/CN113454400B/zh
Publication of WO2021002201A1 publication Critical patent/WO2021002201A1/ja

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • 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
    • F24F8/90—Cleaning of purification apparatus

Definitions

  • the present invention relates to an air conditioner provided with a filter cleaning device for cleaning dust adhering to an air filter.
  • Patent Document 1 International Publication No. 2017/037990
  • the air conditioner disclosed in Patent Document 1 is configured to remove dust adhering to the air filter with a brush and scrape the dust adhering to the brush to a dust receiving portion provided below the brush with a blade. ing.
  • the dust adhering to the blade is scraped off with a brush, and the dust receiving portion receives the scraped dust.
  • scraping the dust from the blade is not efficient and the dust is dusted.
  • the air conditioner of Patent Document 1 has a configuration in which the dust scraped from the blade to the dust receiving portion is discharged to the outside through the discharge pipe by the air flow generated by driving the suction device, the dust is discharged outdoors. It was necessary to penetrate the discharge pipeline between the indoor and outdoor areas for discharge. However, in the installation environment of the air conditioner, it may not be possible to penetrate such a discharge pipe into the wall. There is a demand for a configuration of an air conditioner that can handle such an installation environment.
  • An object of the present invention is to solve the above problems, to further improve the efficiency of removing dust, and to appropriately dispose of the removed dust appropriately according to the installation environment of the air conditioner.
  • the purpose is to provide an air conditioner that can.
  • the air conditioner of the present invention is used.
  • a brush that is provided so as to extend in the width direction of the air filter and removes dust adhering to the air filter.
  • a dust receiving portion provided below the brush and receiving dust removed from the air filter, and a dust receiving portion.
  • a dust removing portion that moves relative to the brush in the extending direction of the brush and scrapes the dust adhering to the brush into the inside of the dust receiving portion.
  • the first component that scrapes the dust adhering to the brush into the inside of the dust receiving portion and the dust removing portion are scraped into the inside of the dust receiving portion.
  • the second component is detachable from the first component.
  • the efficiency of removing dust can be further improved, and the dust removed with high efficiency can be appropriately disposed of in a configuration suitable for the installation environment of the air conditioner.
  • Cross-sectional view of the indoor unit included in the air conditioner according to the first embodiment. Enlarged sectional view schematically showing an operation for removing dust adhering to the surface of an air filter.
  • FIG. 10 Sectional drawing of the dust removal part shown in FIG. 10 by line A1-A1.
  • a perspective view showing a state in which the dust receiving portion is removed from the state shown in FIG. A cross-sectional view showing a state in which a dust removing portion is arranged inside a dust receiving portion in an automatic dust discharging configuration.
  • a side view showing an operation for the dust removing part to scrape off the dust adhering to the brush in the dust manual discharge configuration A side view showing an operation for the dust removing part to scrape off the dust adhering to the brush in the dust manual discharge configuration.
  • a side view showing an operation for the dust removing part to scrape off the dust adhering to the brush in the dust manual discharge configuration A side view showing an operation for the dust removing part to scrape off the dust adhering to the brush in the dust manual discharge configuration.
  • the air conditioner of the present invention is a device for adjusting the temperature, humidity, and / or cleanliness of air in a specific target space, and is, for example, an air conditioner in which an indoor unit and an outdoor unit are integrated. Includes various devices for adjusting air such as shockers, air purifiers, and humidifiers.
  • substantially the same members are designated by the same reference numerals.
  • the air conditioner of the first aspect according to the present invention is An air conditioner equipped with a filter cleaning device that cleans dust adhering to the air filter.
  • a brush that is provided so as to extend in the width direction of the air filter and removes dust adhering to the air filter.
  • a dust receiving portion provided below the brush and receiving dust removed from the air filter, and a dust receiving portion.
  • a dust removing portion that moves relative to the brush in the extending direction of the brush and scrapes the dust adhering to the brush into the inside of the dust receiving portion.
  • the first component that scrapes the dust adhering to the brush into the inside of the dust receiving portion and the dust removing portion are scraped into the inside of the dust receiving portion.
  • the second component is detachable from the first component.
  • the dust removing portion comes into contact with the brush and moves relative to the brush in the extending direction, so that the dust removing efficiency can be improved and the air conditioner can be improved.
  • the configuration is such that dust can be appropriately disposed of according to the installation environment of the air conditioner.
  • the dust receiving portion is arranged so as to cover the lower part of the dust removing portion, and the inside of the dust receiving portion is covered.
  • the dust removing part is configured to be movable,
  • the dust receiving portion may be configured to be detachable from the air conditioner in a state where the second component is removed from the first component.
  • the air conditioner configured in this way has a configuration that can correspond to the installation environment of the air conditioner, and the dust receiving portion can be removed to easily dispose of the dust inside the dust receiving portion.
  • the air conditioner of the third aspect according to the present invention includes a suction device in the second aspect described above.
  • An automatic dust discharge configuration configured to discharge the dust collected inside the dust receiving portion to the outside of the device by the suction device, and Dust that has been scraped off inside the dust receiving portion is disposed of outside the device by removing the dust receiving portion from the air conditioner in a state where the second component is removed from the first component.
  • the manual discharge configuration and the manual discharge configuration may be switchable. In the air conditioner configured in this way, it is possible to switch to either the automatic dust discharge configuration or the manual dust discharge configuration to correspond to the installation environment of the air conditioner.
  • the air conditioner according to the fourth aspect of the present invention is the first component when the dust removing portion moves relative to the extending direction of the brush.
  • the dust adhering to the brush was scraped into the inside of the dust receiving portion, and the second component scraped the dust scraped into the inside of the dust receiving portion in one direction, and was scraped by the air flow by the suction device. It is configured to discharge dust to the outside of the device.
  • the dust manual discharge configuration when the dust removing portion from which the second component is removed moves relative to the extending direction of the brush, the dust attached to the brush by the first component is transferred to the dust receiving portion. It may be configured to be scraped inside.
  • the air conditioner configured in this way can be configured to correspond to the installation environment of the air conditioner, and the dust removal efficiency can be further improved in each configuration.
  • the dust removing portion moves inside the dust receiving portion in the extending direction of the brush.
  • the dust receiving portion may have an opening with a lid that can be opened and closed, and the opening may be formed in the vicinity of the initial position where the dust removing portion stops.
  • the dust receiving portion can be easily removed from the main body, and the configuration can be adapted to the installation environment of the air conditioner.
  • the dust receiving portion has a suction opening connected to the suction device, and the dust receiving portion has a suction opening connected to the suction device.
  • the suction opening may be configured to be closed.
  • the air conditioner configured in this way can be configured according to the installation environment of the air conditioner.
  • At least a part of the wall surface on the back surface side of the dust receiving portion is the dust removing portion. It may be disposed at a position lower than the position of the lowermost end of the first component, and may be disposed at a position higher than the position of the lowermost end of the second component mounted below the first component.
  • the dust receiving portion can be easily removed from the main body, and the configuration can be adapted to the installation environment of the air conditioner.
  • the second component in the dust removing section removes the dust with respect to the first component. It may be configured to be attached / detached by sliding in a direction orthogonal to the moving direction of the portion. In the air conditioner configured in this way, the dust receiving portion can be easily removed from the main body, and the configuration can be adapted to the installation environment of the air conditioner.
  • Embodiment 1 The air conditioner according to the first embodiment of the present invention is composed of an outdoor unit connected to each other by a pipe through which a refrigerant flows and an indoor unit provided in a room to be air-conditioned.
  • FIG. 1 is a perspective view showing an indoor unit 1 in the air conditioner according to the first embodiment.
  • FIG. 2 is a cross-sectional view showing a main internal configuration of the indoor unit 1 of FIG.
  • the indoor unit 1 includes a main body (also referred to as an air conditioner main body) 2 and a front panel 4 that can close and open / close the front opening 2a of the main body 2. ing.
  • An upper surface opening 2b is provided on the upper surface side of the main body 2, and a suction port 9 for taking in indoor air is provided.
  • An air outlet 10 that is closed when the operation is stopped is formed below the main body 2.
  • the fan 8 is, for example, a cross-flow fan, and is provided so as to blow air into the room from an air outlet 10 provided below the main body 2. Further, in the vicinity of the air outlet 10, a plurality of vertical wind direction changing blades 12 that open and close the air outlet 10 and change the air blowing direction up and down, and a left and right wind direction changing blade 14 that changes the air blowing direction left and right. Is provided.
  • the vertical wind direction changing blades 12 open and the air outlet 10 is opened.
  • indoor air is taken into the indoor unit 1 through the upper surface opening 2b.
  • the taken-in indoor air passes through the air filter 18, is heat-exchanged by the heat exchanger 6, passes through the fan 8, and is guided to the ventilation passage 16 formed on the downstream side in the ventilation direction of the fan 8, and is guided to the air outlet. It is blown out from 10.
  • the air filter 18 provided between the upper surface opening 2b and the heat exchanger 6 removes dust contained in the indoor air taken in from the upper surface opening 2b.
  • the air filter 18 includes a frame body portion and a net portion held by the frame body portion.
  • the air conditioner according to the first embodiment includes a filter cleaning device 3 for cleaning dust adhering to the net portion of the air filter 18.
  • the active clean filter 11 is provided on the front side of the air filter 18 of the main body 2.
  • the control unit (not shown) provided in the air conditioner moves the active clean filter 11 to the upper surface side of the air filter 18 when it is determined that the air in the room in which the indoor unit 1 is provided is dirty. As a result, the indoor air is sucked in through the active clean filter 11 and the air filter 18, and finer dirt in the air is positively collected to purify the indoor air.
  • the air conditioner of the first embodiment includes a filter cleaning device 3 that collects dust contained in the indoor air, purifies the indoor air, and removes the dust adhering to the air filter 18.
  • the air conditioner of the first embodiment has a dust automatic discharge configuration for automatically discharging the dust collected by the filter cleaning device 3 to the outside, and a dust manual discharge configuration for the user to manually dispose of the dust. .. This is because the dust collected from the filter cleaning device 3 can be appropriately disposed of according to the installation environment of the air conditioner. In the installation environment of the air conditioner, it may be difficult to provide piping or the like for discharging dust to the outside. In such an installation environment, the dust collected by the filter cleaning device 3 can be easily and manually disposed of by the user, so that the installation conditions of the air conditioner can be expanded and versatility is achieved. It becomes a high air conditioner.
  • the air filter 18 is held by the filter holding member 20.
  • the filter holding member 20 is provided with a first holding space 20A and a second holding space 20B for holding the air filter 18.
  • the air filter 18 is conveyed to the first holding space 20A and the second holding space 20B by the filter conveying device 22.
  • the filter transfer device 22 is provided on the outer peripheral surface of the shaft 24 and the shaft 24 extending in the width direction (depth direction in FIG. 2) of the indoor unit 1 with a predetermined interval in the extending direction of the shaft 24. It is equipped with a gear 26.
  • the air filter 18 is hung around the outer peripheral surface of the shaft 24 and is attached so as to engage with the gear 26.
  • the air filter 18 is usually located in the first holding space 20A, and removes dust contained in the indoor air sucked from the upper surface opening 2b.
  • the air conditioner according to the first embodiment, when the air conditioning operation time elapses for a predetermined time or when the air filter cleaning instruction is input, the cleaning operation for the air filter 18 is started.
  • These drive controls are executed by a control unit (not shown) provided inside the main body 2.
  • the gear 26 of the filter transfer device 22 rotates in the positive direction (counterclockwise in FIG. 2), and the air filter 18 transfers from the first holding space 20A to the second holding space 20B. Will be done.
  • the gear 26 rotates in the opposite direction (clockwise in FIG. 2), and the air filter 18 is conveyed from the second holding space 20B to the first holding space 20A.
  • the transport path of the air filter 18 from the first holding space 20A to the second holding space 20B is referred to as an "outward route", and the air filter 18 from the second holding space 20B to the first holding space 20A.
  • the transport route is called the "return route”.
  • 3 and 4 are enlarged cross-sectional views schematically showing an operation for removing dust adhering to the surface of the air filter 18.
  • a guide member 28 for guiding the air filter 18 to move along the outer peripheral surface of the shaft 24 is provided in the vicinity of the shaft 24 of the filter transport device 22.
  • the guide member 28 is provided with a predetermined gap from the outer peripheral surface of the shaft 24.
  • a brush 30 for removing dust adhering to the surface of the air filter 18 is provided in the vicinity of the shaft 24.
  • the base end portion of the brush 30 is held by the brush holding portion 32 which is a part of the brush driving device.
  • the brush 30 and the brush holding portion 32 are provided so as to extend in the width direction of the indoor unit 1. That is, the brush 30 and the brush holding portion 32 extend along the width direction of the air filter 18 and are arranged side by side.
  • the brush holding portion 32 is configured to rotate about a rotation shaft 32a extending in the width direction of the indoor unit 1.
  • a dust removing portion 34 for removing dust adhering to the brush 30 is provided below the brush holding portion 32.
  • the brush holding portion 32 rotates around the rotation shaft 32a so that the tip portion of the brush 30 is positioned downstream of the guide member 28 on the outward path (position on the right side of the lower end of the guide member 28 in FIG. 3). ), It is arranged at a first position (see FIG. 3) in contact with the air filter 18 existing in the second holding space 20B and a second position (see FIG. 4) in contact with the dust removing portion 34.
  • a first position see FIG. 3
  • the air filter 18 reciprocates in the transport path of the outward path and the return path, so that the dust adhering to the air filter 18 is scraped off by the brush 30.
  • the removing operation for the dust adhering to the brush 30 is started.
  • the dust removing portion 34 is moved (sliding) along the extending direction of the brush 30 to scrape off the dust, and / or the dust is scraped up.
  • “Sliding scraping operation” is included. Further, it may include a “swinging scraping operation” in which the brush 30 is swung to come into contact with the dust removing unit 34 to scrape off the dust of the brush 30. Details of the "sliding scraping operation", the “sliding scraping operation”, and the “swing scraping operation” will be described later.
  • a dust receiving portion 40 is provided below the dust removing portion 34 so as to wrap the lower part of the dust removing portion 34.
  • the dust receiving unit 40 is configured to receive the dust scraped off by the brush 30 from the air filter 18 and also receive the dust scraped off by the dust removing unit 34 from the brush 30.
  • the dust receiving portion 40 is formed in an elongated box shape with the upper surface side open, and is arranged along the extending direction of the brush 30.
  • the dust removing portion 34 moves (slides) inside the elongated box-shaped dust receiving portion 40 along the extending direction of the brush 30, scrapes the dust adhering to the brush 30 to the dust receiving portion 40, and dusts the dust.
  • the structure is such that the dust received by the receiving unit 40 is collected in one direction.
  • 5A to 5C and 6A to 6D show a dust removing operation (“swing scraping operation” and “sliding scraping operation”” when the dust removing unit 34 scrapes and collects the dust adhering to the brush 30. ).
  • 5A to 5C are enlarged cross-sectional views schematically showing a "swinging scraping operation” when the dust removing unit 34 scrapes off the dust adhering to the brush 30 by the swinging motion of the brush 30.
  • 6A to 6D are front views showing a "sliding scraping operation” and / or a “sliding scraping operation” in which the dust removing portion 34 moves (slides) along the extending direction of the brush 30.
  • the dust removing unit 34 slides (slides) the dust removing unit 34 to scrape off the dust adhering to the brush 30, and also collects the dust scraped off by the dust receiving unit 40. Is schematically shown.
  • the brush 30 and the brush holding portion 32 perform a forward / reverse rotation operation (swing operation) about the rotation shaft 32a, so that the brush 30 becomes a dust removing portion 34. It is rubbed. In this way, the brush 30 swings in a direction intersecting the extending direction of the brush 30 (for example, in an orthogonal direction), so that the dust adhering to the brush 30 is scraped off by the dust removing unit 34.
  • the tip portion of the brush 30 is configured to swing left and right with the downward position in contact with the dust removing portion 34 as the center position of the operation.
  • the brush 30 comes into contact with the dust removing portion 34 so as to be rubbed against the dust removing portion 34, and the dust adhering to the brush 30 is scraped off by the dust removing portion 34.
  • the dust scraped off by the dust removing unit 34 is received by the dust receiving unit 40 provided so as to wrap the dust removing unit 34 from below.
  • the dust removing portion 34 has a blade portion for scraping off dust adhering to the brush 30, and the blade portion in the first embodiment has a first blade portion (front blade 34a and rear blade 34b) as described later. ) And the second blade portions (side blades 34e, 34f) are included.
  • the dust removing portion 34 has a second blade portion for scraping off the dust adhering to the brush 30 when the brush 30 swings, and the second blade portion has at least one side blade (34e, 34f) is provided.
  • the second blade portion in the first embodiment includes two side blades 34e and 34f extending parallel to the extending direction of the brush 30 and arranged side by side so as to face each other.
  • the rear side space S2 between the two side blades 34e and 34f is a space where most of the dust scraped off by the side blades 34e and 34f from the brush 30 falls. The details of this "swinging scraping operation" will be described later.
  • a suction opening 40b which is an opening, is formed at the left end of the inner bottom surface 40c of the dust receiving portion 40 in which the dust removing portion 34 moves (slides).
  • a dust suction portion 48 is provided below the left end side of the dust receiving portion 40 so as to cover the suction opening 40b.
  • the dust suction portion 48 is formed so as to project toward the left end side of the dust receiving portion 40, and a suction hole 48a is formed at the protruding end portion.
  • the suction hole 48a of the dust suction unit 48 is connected to a suction device 42 (see FIG.
  • the position where the dust suction unit 48 is provided is the position on the left end side of the dust receiving unit 40, but this is a suction device 42 which is a suction source for dust suction on the left end side of the indoor unit 1. This is because the piping of the suction pipe 44 that connects the suction device 42 and the suction hole 48a is taken into consideration. Therefore, the position where the dust suction portion 48 is provided is appropriately determined in consideration of the arrangement position of the suction device 42, the shape of the dust receiving portion 40, the position of the piping of the suction pipe 44, and the like.
  • FIG. 6A shows the initial position of the dust removing section 34. That is, FIG. 6A shows the stop positions of the dust removing unit 34 at the start and end of the “sliding scraping operation” and / or the “sliding scraping operation”.
  • the dust removing portion 34 is arranged at the left end of the brush 30 extending in the width direction.
  • the position of the left end of the brush 30 is set as the initial position of the dust removing unit 34, but this is provided with a suction device 42 as a suction source for sucking dust on the left end side of the indoor unit 1. Because it is. Therefore, the initial position of the dust removing unit 34 is appropriately determined in consideration of the arrangement position of the suction device 42 and the like.
  • FIG. 6B shows a state in which the dust removing portion 34 is arranged at a position opposite to the initial position, and is arranged at the right end of the brush 30.
  • this right end position is a substantial start position (evacuation position) in the "sliding scraping operation” and / or the “sliding scraping operation” by the dust removing unit 34.
  • FIG. 6C shows a “sliding scraping operation” in which the dust removing portion 34 slides inside the dust receiving portion 40 to scrape off the dust adhering to the brush 30, and the dust inside the dust receiving portion 40 is collected. It shows the state when the "sliding scraping operation" is performed. Further, FIG.
  • FIG. 6D shows a state in which the dust removing unit 34 performs a “sliding scraping operation” and / or a “sliding scraping operation” to reach the dust discharge position on the left end side of the brush 30.
  • the dust collected by the dust removing unit 34 is dropped by the dust suction unit 48, sucked by the suction device 42 through the suction hole 48a, and automatically discharged to the outside.
  • the dust removing portion 34 slides in the extending direction of the brush 30 (that is, the width direction of the indoor unit 1) so as to rub the tip portion of the brush 30, thereby causing the brush 30 to slide.
  • the dust adhering to the dust is scraped off by the dust removing portion 34 and collected on the left end side of the dust receiving portion 40 (suction opening 40b side: dust discharging portion 48 side).
  • the brush 30 may perform the "swing scraping operation" shown in FIGS. 5A to 5C.
  • the dust removing portion 34 is a first component (scraping component) 36 to which the brush 30 is rubbed when the tip portion of the brush 30 is in the second position, and a second component that collects dust dropped on the dust receiving portion 40. (Scraping parts) 38 and.
  • the dust removing unit 34 shown in FIGS. 5A to 5C only the first component (scraped component) 36 is shown.
  • the second component 38 is detachably configured (detachable configuration) with respect to the first component 36. The specific configuration of the dust removing unit 34 in the first embodiment will be described in detail later.
  • FIG. 7 is a perspective view showing the filter cleaning device 3 inside the main body 2 of the indoor unit 1 according to the first embodiment, and is an air filter 18, a dust removing unit 34, a dust receiving unit 40, a dust suction unit 48, and a dust receiving unit. It is a perspective view which shows the suction device 42 and the like which form the air flow which is discharged to the outside through the dust suction part 48 from the part 40.
  • the dust receiving portion 40 is provided so as to extend in the width direction on the front surface side of the main body 2.
  • the dust removing unit 34 is configured to perform a "sliding scraping operation" and / or a “sliding scraping operation” in conjunction with the "swing scraping operation" of the brush 30 inside the dust receiving unit 40. Has been done.
  • a suction device 42 for sucking the dust inside the dust receiving portion 40 is provided on the left end side of the main body 2. Further, a dust suction portion 48 is provided on the lower left end side of the dust receiving portion 40 extending in the width direction on the front surface side of the main body 2.
  • the suction device 42 includes a suction pipe 44 and a suction fan 46 that generates a suction force in the suction pipe 44.
  • One end of the suction pipe 44 is connected to the suction hole 48a of the dust suction portion 48, and the other end of the suction pipe 44 is an exhaust hose (not shown) for discharging the dust passing through the suction pipe 44 to the outside. Be connected.
  • the dust removing unit 34 By moving the dust removing unit 34 in the direction in which the dust suction unit 48 is provided (to the left in FIG. 7) inside the dust receiving unit 40, the dust inside the dust receiving unit 40 is removed from the dust suction unit 48. It is a configuration that can be moved to the side.
  • FIG. 8 is a perspective view of the dust removing unit 34.
  • FIG. 9 is an exploded perspective view of the dust removing portion 34, which is an exploded view of a first component (scraped component) 36 and a second component (scraped component) 38.
  • FIG. 10 is a view of the dust removing unit 34 viewed from the front side in the moving direction of the dust removing unit 34.
  • FIG. 11 is a cross-sectional view taken along the line A1-A1 of the dust removing portion 34 shown in FIG. In the moving direction of the dust removing unit 34, the direction approaching the suction hole 48a of the dust suction unit 48 is the front side, and the direction away from the suction hole 48a is the rear side.
  • the first component (scraping component) 36 of the dust removing section 34 is shaken with the first blade section (34a, 34b) for scraping the dust adhering to the brush 30 during the sliding operation. It has a second blade portion (34e, 34f) that is scraped off during dynamic operation.
  • the first blade portion includes a front blade 34a and a rear blade 34b.
  • the second blade portion includes a side blade 34e on the back side and a side blade 34f on the front side.
  • the front blade 34a and the rear blade 34b of the first blade portion are each provided with an edge portion serving as a scraping blade extending in a direction intersecting (for example, orthogonal to) the extending direction of the brush 30.
  • the front blade 34a and the rear blade 34b are arranged so as to be spaced apart from each other (rear space S2) in the extending direction of the brush 30.
  • the side blades 34e on the back side and the side blades 34f on the front side of the second blade portion mainly scrape the dust adhering to the brush 30 during the swinging operation of the brush 30 (see FIGS. 5A to 5C). It has an edge that serves as a scraping blade for scraping.
  • the two lateral blades 34e and 34f are formed so as to extend in the extending direction of the brush 30, and are arranged so as to face each other with a gap (rear space S2). That is, the rear space S2 surrounded on all sides is partitioned by the first blade portion (front blade 34a, rear blade 34b) and the second blade portion (side blades 34e, 34f).
  • the guide surface 34g is formed on the lower side of the rear space S2.
  • the guide surface 34 g is composed of an inclined surface whose front side is lower than the rear side, and the dust scraped off in the rear space S2 is guided by the guide surface 34 g and falls under the front blade 34a. is there.
  • the thickness (height) of the front blade 34a is designed so that entangled and collected dust lumps do not wrap around the front blade 34a (for example, 2 mm or more).
  • the edges to which the brush 30 is rubbed remove dust adhering to the brush 30. It is formed in an edge shape (right angle or acute angle) to improve efficiency.
  • the first side wall 34c and the second side wall 34d are provided on both sides below the front blade 34a.
  • the first side wall 34c and the second side wall 34d project forward from the front blade 34a.
  • the front side edge portion from the front blade 34a to the first side wall 34c and the second side wall 34d on both sides has an edge shape (right angle or acute angle) and is formed so as to extend to the front side.
  • the first side wall 34c and the second side wall 34d project forward from the front blade 34a, and the first side wall 34c, the second side wall 34d, and the front blade 34a
  • the lateral side and the rear side of the front space S1 are partitioned. Dust scraped off from the brush 30 by the front blade 34a or the like falls into the front space S1. Therefore, the dust scraped from the brush 30 by the edge portion of the front blade 34a is guided by the first side wall 34c and the second side wall 34d, and is prevented from protruding from the front space S1.
  • the dust scraped from the brush 30 by the front blade 34a or the like passes through the front space S1 and the inner bottom surface 40c of the dust receiving portion 40 It is configured to surely fall up.
  • the length of the first side wall 34c and the second side wall 34d of the dust removing portion 34 protruding forward from the front blade 34a is, for example, 7 mm or more.
  • At least one of the front blade 34a and the rear blade 34b is formed in an arc shape centered on the rotation shaft 32a of the brush holding portion 32.
  • both the front blade 34a and the rear blade 34b are formed in an arc shape centered on the rotation shaft 32a of the brush holding portion 32.
  • the front blade 34a and the rear blade 34b scrape off the dust adhering to the brush 30 by the sliding operation toward the front side inside the dust receiving unit 40. Dust is dropped into the front space S1 and the rear space S2. Further, in the swinging motion of the brush 30 performed at the same time as the sliding motion, the dust adhering to the brush 30 was scraped off by the side blades 34e and 34f of the second blade portion arranged side by side. Dust falls in the rear space S2 and the like.
  • the dust scraped off in the rear space S2 is guided toward the front space S1 by the guide surface 34g below the rear space S2 and falls on the inner bottom surface 40c which is the inner bottom surface of the dust receiving portion 40. Most of the dust that falls on the inner bottom surface 40c of the dust receiving portion 40 falls in a lump and is reliably received by the inner bottom surface 40c.
  • the front blade 34a and the rear blade 34b of the first blade portion, and the side blades 34e and 34f of the second blade portion are made of a material having excellent slidability, for example, polyacetal, which easily scrapes off dust lumps. ..
  • the guide surface 34g provided below the rear space S2 and guiding to the front space S1 side is composed of a slope on which the suction hole 40b side, which is the front side, is inclined downward.
  • the shape of the guide surface 34g may be a flat surface or a curved surface, as long as the front side is inclined downward and the dust mass slides down into the front space S1.
  • the inclination angle of the guide surface 34 g with respect to the horizontal plane is, for example, 30 degrees or more and 40 degrees or less.
  • the dust removing unit 34 uses gravity to guide the dust mass scraped off from the brush 30 by the guiding surface 34g to the dust suction unit 48 side, that is, to the front side of the dust removing unit 34. Therefore, it is configured to be dropped onto the inner bottom surface 40c of the dust receiving portion 40.
  • a space on the inner bottom surface 40c of the dust receiving portion 40 on the front side of the dust removing portion 34 and an upper space of the dust removing portion 34 are provided via the front space S1 and the rear space S2.
  • Intake holes 34i are formed to communicate with each other.
  • the intake hole 34i in the first embodiment is formed in the vicinity of the side blade 34f on the front side of the second blade portion of the first component (scraping component) 36 of the dust removing portion 34. , Consists of elongated through holes along the edge of the lateral blade 34f.
  • the first blade portion front blade 34a, rear blade 34b
  • the first side wall 34c front side wall 34c
  • the second side wall 34d second blade portion
  • the guide surface 34g, and the intake hole 34i are provided in the first component (scraping component) 36.
  • the second part (scraped part) 38 is detachably configured with respect to the first part (scraped part) 36 configured as described above.
  • the first component 36 is formed with a fitting recess 34 m extending in a direction orthogonal to the sliding operation direction of the dust removing portion 34.
  • the second component 38 is provided with a fitting convex portion 34n that fits with the fitting recess 34m of the first component 36.
  • the second component 38 is formed with a fitting surface 34p that serves as a contact surface when mating with the first component 36.
  • the fitting surface 34p has a concavo-convex surface that is continuous in a direction orthogonal to the direction of the sliding operation, and the contact surfaces of the first component 36 and the second component 38 are surely in contact with each other in the fitted state. , It has a structure that does not rattle.
  • the first component 36 and the second component 38 configured as described above have a configuration in which they can be inserted and removed (sliding) in a direction orthogonal to the direction of the sliding operation, and are fixed to each other by bolts 70.
  • the second component 38 which is removable from the first component 36 as described above, has a third side wall 34q so as to be continuous with the first side wall 34c and the second side wall 34d of the first component 36.
  • the fourth side wall 34r is projected forward.
  • the third side wall 34q and the fourth side wall 34r cooperate with the first side wall 34c and the second side wall 34d to guide the dust mass scraped off in the front space S1 to the front side of the dust removing portion 34 and fall. I'm letting you.
  • the dust mass scraped off by the dust removing portion 34 is surely dropped onto the inner bottom surface 40c of the dust receiving portion 40 on the front side of the dust removing portion 34.
  • the second component (scraping component) 38 of the dust removing section 34 has dust on the inner bottom surface 40c of the dust receiving section 40 when the dust removing section 34 performs a sliding operation (“sliding scraping operation”).
  • a pressing surface 34h for scraping the lumps of The pressing surface 34h is formed between the third side wall 34q and the fourth side wall 34r, and is located below the guide surface 34g of the first component (scraping component) 36. That is, the pressing surface 34h of the second component (scraping component) 38 collects a lump of dust inside the dust receiving portion 40 when the dust removing portion 34 slides toward the dust suction portion 48 (left side). It has a function of pressing and moving to the 48 side.
  • the pressing surface 34h is designed so that the inclination angle with respect to the vertical direction is smaller than that of the guiding surface 34g.
  • the pressing surface 34h is configured as a vertical surface.
  • the dust removing portion 34 configured as described above moves (sliding operation) along the inner bottom surface 40c of the dust receiving portion 40, so that the first component (scraping component) 36 adheres to the brush 30.
  • the second component (scraping component) 38 has a function of scraping the internal dust into the dust receiving portion 40 toward the dust suction portion 48.
  • the dust removing portion 34 Before the filter cleaning operation for the air filter 18, the dust removing portion 34 is located at the left end position (initial position) inside the dust receiving portion 40 (see FIG. 6A).
  • FIG. 6B When the air conditioning operation time elapses for a predetermined time in the state where the dust removing unit 34 is arranged at the initial position, or when a controller (not shown) is operated by the user and a filter cleaning instruction for the air filter 18 is input, FIG. 6B As shown in the above, the dust removing portion 34 moves to the retracted position which is the farthest right end position from the suction opening 40b formed on the left end side of the dust receiving portion 40.
  • the brush holding portion 32 is the tip of the brush 30 as shown in FIG. The portion is fixed at a position where it comes into contact with the air filter 18.
  • the dust adhering to the air filter 18 is blocked by the tip of the brush 30 fixed at a predetermined position, and is collected on the upstream side of the brush 30 in the transport direction of the air filter 18.
  • the dust collected in the brush 30 and the dust adhering to the air filter 18 to be conveyed are entangled and gathered like a paper twist. As a result, the dust adhering to the air filter 18 can be removed.
  • the brush 30 may be provided with an elastic body such as a damper. As a result, the efficiency of removing dust adhering to the air filter 18 is further improved.
  • the gear 26 of the filter conveying device 22 rotates in the opposite direction (clockwise in FIG. 2), and the air filter 18 moves to the second holding space 20B. Is transported to the first holding space 20A. Even in this reverse transfer operation, the dust adhering to the air filter 18 may be scraped off by the brush 30.
  • the brush holding portion 32 rotates in the forward direction (counterclockwise in FIG. 3) and can come into contact with the dust removing portion 34. It is arranged in a second position (see FIG. 4). That is, the brush 30 swings at the second position, and the brush 30 swings the first blade portion (front blade 34a, rear blade 34b) and the second blade portion (side blades 34e, 34f) of the dust removing portion 34. ) And the like, and the dust adhering to the brush 30 is mainly removed by the side blades 34e and 34f of the second blade portion.
  • the dust removing unit 34 moves (slides) to the left so as to approach the dust suction unit 48 connected to the suction device 42. Due to this sliding operation to the left, dust adhering to the brush 30 is mainly caused by the front blades 34a and the rear blades 34b of the first blade portion, and the side blades 34e and 34f of the second blade portion, and the front blades 34a and 34f. It is scraped off by the rear blade 34b. The dust scraped off by the front blade 34a, the rear blade 34b, and the like falls onto the inner bottom surface 40c of the dust receiving portion 40 via the front space S1 and the rear space S2.
  • the dust mass falling in the rear space S2 is guided by the guide surface 34g and surely falls to the dust suction unit 48 side, which is on the front side of the dust removing unit 34.
  • the dust mass guided to the inner bottom surface 40c of the dust receiving portion 40 is dropped toward the dust suction portion 48 by the dust removing portion 34.
  • the dust removing portion 34 moves toward the dust sucking portion 48 (sliding operation to the left), so that the dust mass on the inner bottom surface 40c of the dust receiving portion 40 becomes the pressing surface of the dust removing portion 34. It is scraped into the suction opening 40b by 34h and dropped into the dust suction unit 48.
  • the moving speed of the dust removing unit 34 is, for example, 5 mm / sec.
  • the brush holding portion 32 is rotated forward and backward about the rotation shaft 32a a plurality of times.
  • the side blades 34e of the second blade portion By swinging the brush 30 a plurality of times in the direction intersecting the extending direction in this way, the side blades 34e of the second blade portion, before the mass of dust scraped from the brush 30 becomes excessively large, It is scraped off on the inner bottom surface 40c of the dust receiving portion 40 by 34f or the like.
  • the dust removing unit 34 is moved again to the rightmost retracted position farthest from the suction opening 40b (see FIG. 6B).
  • the dust remaining on the inner bottom surface 40c of the dust receiving portion 40 is suppressed from moving to the right. That is, the bottom surface of the dust removing portion 34 and the inner bottom surface of the dust receiving portion 40 have a configuration that regulates the movement of dust in one direction (dust movement direction regulating configuration).
  • the dust mass on the inner bottom surface 40c of the dust receiving portion 40 is hardly moved to the right and is held as it is at the dropped position.
  • the dust mass on the inner bottom surface 40c of the dust receiving portion 40 is removed from the pressing surface 34h of the second component (scraping component) of the dust removing portion 34. It is located on the left side, which is the position on the suction opening 40b side of the dust receiving portion 40.
  • the dust removing portion 34 moves (sliding operation) again to the suction opening 40b side.
  • the dust mass on the inner bottom surface 40c of the dust receiving portion 40 is pushed toward the suction opening 40b by the pressing surface 34h of the second component (scraping component) of the dust removing portion 34.
  • a series of "swing scraping operation”, “sliding scraping operation”, “sliding scraping operation”, and “dust discharge operation” for dust adhering to the brush 30 are performed at least once. Alternatively, it may be performed a plurality of times in succession. Further, in the air conditioner of the present invention, the "swing scraping operation”, the “sliding scraping operation”, and the “sliding scraping operation” are continuously performed, or these operations are selectively selected according to the situation. It may be configured to be performed in. It is preferable that the "dust discharge operation” is executed after the "sliding scraping operation".
  • the dust removing unit 34 moves (sliding) in the extending direction of the brush 30 while being in contact with the brush 30, so that the dust adhering to the brush 30 is entangled with each other. It becomes easier to collect and the dust removal efficiency can be improved as compared with the conventional case. Further, since the contact portion between the brush 30 and the dust removing portion 34 is small and the contact pressure received by the dust removing portion 34 from the brush 30 can be reduced, the driving force for sliding the dust removing portion 34 is reduced. can do. Further, since the shape of the dust removing unit 34 itself is small and the weight is reduced, the driving force for the dust removing unit 34 can be reduced.
  • the dust removing portion 34 is moved to a position (dust discharge position) near the suction opening 40b of the dust receiving portion 40, and then the dust is sucked by the suction device 42.
  • the invention is not limited to this.
  • the dust removing portion 34 is moved away from the suction opening 40b by, for example, about several cm, and then inside the dust receiving portion 40. The dust may be sucked by the suction device 42.
  • FIG. 12 is a diagram showing a configuration example of a drive mechanism of the dust removing unit 34 in the air conditioner according to the first embodiment.
  • FIG. 12 shows a drive mechanism for a dust removing unit 34 having an automatic dust discharging configuration having a first component (scraping component) 36 and a second component (scraping component) 38.
  • the second component (scraping component) 38 is removed from the dust removing section 34, and the drive mechanism for the dust removing section 34 of the dust removing configuration described later, which has only the first component (scraping component) 36, has the same configuration. ..
  • the air conditioner according to the first embodiment includes a drive device 50 for moving (sliding) the dust removing unit 34 in the extending direction of the brush 30.
  • the drive device 50 includes a drive pulley 52, a driven pulley 54, a wire 56 laid around the drive pulley 52 and the driven pulley 54, and a motor 58 for rotating the drive pulley 52.
  • a drive block 60 attached to a wire 56.
  • a dust removing unit 34 is fixed to the drive block 60, and the dust removing unit 34 slides as the drive block 60 moves.
  • the drive device 50 when the motor 58 is rotationally driven, the drive pulley 52 rotates to move the wire 56, and the driven pulley 54 rotates. As a result, the drive block 60 can move between the drive pulley 52 and the driven pulley 54.
  • the drive device 50 of the dust removing unit 34 is provided inside the main body 2, for example, on a cover member 62 provided on the back side of the dust receiving unit 40.
  • the cover member 62 is, for example, a flat plate, and is provided along the extending direction (left-right direction in FIG. 12) of the brush 30.
  • a drive device 50 is provided on one side of the cover member 62, and a dust removing portion 34 and a dust receiving portion 40 are provided on the other side.
  • FIG. 13 is a perspective view showing the arrangement of the drive block 60 of the drive device 50 and the dust removing unit 34.
  • FIG. 14 is a cross-sectional view showing a dust removing portion 34 provided inside the dust receiving portion 40 and a drive block 60 of the drive device 50. 13 and 14 also show a dust removing unit 34 having an automatic dust discharging configuration.
  • a drive block joint portion 60a extending from the drive block 60 so as to get over the cover member 62 is joined to the first side wall 34c of the dust removing portion 34.
  • the end portion of the drive block joint portion 60a is fitted and fixed to the recess formed in the upper portion of the first side wall 34c.
  • the drive block joint portion 60a is arranged so as to straddle the upper side portion of the flat plate cover member 62.
  • the end of the drive block joint 60a is fitted to the upper portion of the first side wall 34c of the dust removing portion 34, and the side blade of the second blade portion of the dust removing portion 34 on the cover member 62 side. From 34e to the cover member 62 side, a surface that rises smoothly is formed. As described above, the end portion of the drive block joint portion 60a is fixed to the upper portion of the first side wall 34c, and the drive block joint portion 60a is provided at a position higher than the side blade 34e on the cover member 62 side of the second blade portion. Has been done.
  • the drive block joint portion 60a and the cover member 62 prevent dust scraped from the brush 30 by the dust removing portion 34 from passing over the cover member 62 and entering the drive device 50 side.
  • the dust removal efficiency can be further improved.
  • the intake hole 34i of the dust removing portion 34 is different from the side blade 34e on the cover member 62 side (back side) in the second blade portion, as shown in FIGS. 5A to 5C.
  • An intake hole 34i is formed in the vicinity of the side blade 34f on the front side away from the cover member on the opposite side. That is, an intake hole 34i is formed on the second side wall 34d side. In this way, by providing the intake hole 34i away from the cover member 62, it is possible to further prevent dust from passing over the cover member 62 and entering the drive device 50 side. As a result, in the air conditioner according to the first embodiment, the dust removal efficiency can be further improved.
  • the dust removing portion 34 is moved (sliding) along the extending direction of the brush 30 to scrape off the dust.
  • a blade having a length similar to the length in the longitudinal direction of the brush 30 is extended in parallel with the brush 30 at a position where the brush 30 comes into contact with the blade.
  • a method of removing dust adhering to the brush 30 by swinging may be used.
  • the shape of the brush 30 may be, for example, a roller-shaped brush other than the configuration of the first embodiment.
  • the dust removing portion 34 moves (sliding operation) along the inner bottom surface 40c of the dust receiving portion 40, so that the first component (scraping component) is used.
  • the 36 scrapes off the dust adhering to the brush 30, and the second component (scraping component) 38 scrapes the dust inside into the dust receiving portion 40 toward the dust suction portion 48.
  • the bottom surface 34j and dust of the second part (scraping part) 38 so that the second part (scraping part) 38 can efficiently collect the dust on the inner bottom surface 40c to the dust suction part 48 side to the dust receiving part 40.
  • the inner bottom surface 40c of the receiving portion 40 has a dust moving direction regulation configuration.
  • FIGS. 15A to 15D are cross-sectional views schematically showing how the second part (scraping part) 38 of the dust removing part 34 moves along the inner bottom surface 40c of the dust receiving part 40.
  • the bottom surface 34j facing the inner bottom surface 40c of the dust receiving portion 40 is formed of a curved surface.
  • the rear side opposite to the pressing surface 34h formed on the front side of the second component 38 is composed of a curved surface continuous with the bottom surface 34j.
  • the bottom surface 34j of the second component 38 in the first embodiment has a structure in which the suction opening 40b side (left side of FIGS.
  • the shape of the bottom surface 34j of the second component 38 of the dust removing portion 34 in the first embodiment is such that the front side (pressing surface 34h) is substantially vertical in the cross section cut in the direction of the sliding operation, and the rear side (bottom surface 34j). Is curved, and the lowermost end of the pressing surface 34h on the front side is closest to the inner bottom surface 40c of the dust receiving portion 40 and close to the inner bottom surface 40c.
  • the bottom surface 34j of the second component 38 is formed of a curved surface
  • the shape of the bottom surface 34j is such that the suction opening 40b side is formed of a slope closest to the inner bottom surface 40c. May be good.
  • the inner bottom surface 40c of the dust receiving portion 40 adjacent to the bottom surface 34j of the second component 38 has a movement direction regulation shape that specifies the movement direction of the dust mass in one direction.
  • the cross-sectional shape cut in the direction of the sliding operation which is the moving direction of the dust removing portion 34, has the shape of a saw blade. That is, in the mountain shape of the saw blade, the suction opening 40b side (front side) has a sharp shape that is close to vertical, and the opposite side (rear side) has an angle with respect to the vertical straight line and becomes a gentle surface. The shape.
  • the dust mass can move smoothly in the direction in which the suction opening 40b is formed (leftward in FIGS. 15A to 15D) inside the dust receiving portion 40, and in the opposite direction (FIGS. 15A to 15A to 15D). In the direction away from the suction opening 40b, which is the right direction in FIG. 15D), the dust mass receives resistance and is difficult to move.
  • the dust mass on the inner bottom surface 40c of the dust receiving portion 40 does not move as it is at substantially the same position.
  • the dust mass is located between the suction opening 40b and the dust removing portion 34.
  • the direction in which the pressing surface 34h presses the dust mass (leftward direction) is the direction in which the suction opening 40b is formed.
  • the dust removing portion 34 moves (slides) from the initial position to the right, and the tip portion of the brush 30 is first. At the position of, the operation of scraping off the dust adhering to the air filter 18 with the brush 30 is performed. After that, the tip portion of the brush 30 rotates to the second position to start the dust removing operation of removing the dust adhering to the brush 30.
  • the present invention is not limited to the configuration disclosed in the first embodiment. For example, after the dust adhering to the air filter 18 is scraped off by the brush 30, the tip of the brush 30 is removed.
  • the dust removing unit 34 may be moved to the right while maintaining the position of 1 to start the dust removing operation on the brush 30. Further, after the dust adhering to the air filter 18 is scraped off by the brush 30, the tip portion of the brush 30 is rotated to the second position, and the dust removing portion 34 is moved to the right to move the brush. It may be configured to perform the dust removing operation with respect to 30.
  • the inner bottom surface 40c of the dust receiving portion 40 has been described as having a saw-toothed cross section, but the present invention is not limited thereto.
  • 16 and 17 are cross-sectional views schematically showing a modified example of the inner bottom surface 40c of the dust receiving portion 40 and the bottom surface 34j of the dust removing portion 34.
  • the inner bottom surface 40c of the dust receiving portion 40 is inclined in the direction in which the suction opening 40b is formed (leftward in FIG. 16), that is, the direction on the so-called suction opening 40b side is A large number of hairs 40d, which are in order, may be transplanted. That is, the inner bottom surface 40c of the dust receiving portion 40 may have a structure like a so-called etiquette brush (registered trademark).
  • a large number of hairs 40d are planted on the inner bottom surface 40c of the dust receiving portion 40, and dust is formed on the bottom surface 34j of the second component 38 of the dust removing portion 34. It may be configured to have a large number of hairs 34k in contact with a large number of hairs 40d of the receiving portion 40. With this configuration, the inner bottom surface 40c of the dust receiving portion 40 can realize a difference in resistance to dust, as in the configuration of the first embodiment.
  • the dust manual discharge configuration in the air conditioner of the first embodiment is a configuration in which the user removes the dust receiving portion 40 for holding the scraped dust from the main body 2 and discards the dust inside the dust receiving portion 40. .. Therefore, when installing the air conditioner, it is determined whether to use the automatic dust discharge configuration or the manual dust discharge configuration according to the installation environment.
  • the dust manual discharge configuration is configured such that the air filter 18 reciprocates and scrapes off the dust adhering to the air filter 18 with the brush 30 (see FIGS. 3 and 4). .. Further, the brush 30 at a position where it can come into contact with the dust removing portion 34 is swung, and the dust adhering to the brush 30 is scraped off by the dust removing portion 34 to the dust receiving portion 40 (see FIGS. 5A to 5C). Is the same as the above-mentioned automatic dust discharge configuration.
  • FIG. 18 is a cross-sectional view showing a state in which the front panel 4 of the indoor unit 1 is opened in the air conditioner of the first embodiment.
  • the active clean filter 11 is configured to move to the upper surface side of the air filter 18.
  • the front opening 2a is opened, and the dust receiving portion 40 provided so as to wrap the dust removing portion 34 from below is exposed.
  • FIG. 19 and 20 are perspective views showing the filter cleaning device 3 inside the main body 2 of the indoor unit 1 according to the first embodiment.
  • FIG. 19 shows a state in which the lid 47 provided on the left end side of the dust receiving portion 40 is opened, and the second component (scraping component) 38 of the dust removing portion 34 is removed from the first component (scraping component) 36. It shows.
  • FIG. 20 shows that the dust receiving unit 40 is removed from the main body 2 of the indoor unit 1 in a state where the second component (scraping component) 38 of the dust removing unit 34 shown in FIG. 19 is removed.
  • the dust removing unit 34 has a first component (scraping component) 36 and a second component (scraping component) 38, and the second component 38 is the first component. It is a removable configuration that can be removed from 36.
  • the dust receiving portion 40 is formed with an opening 40a (see FIG. 19) for removing the second component 38 from the first component 36 of the dust removing portion 34.
  • a removable lid 47 is attached to the opening 40a, and the opening 40a is usually closed.
  • the position where the opening 40a is formed is near the initial position of the dust removing portion 34 shown in FIG. 6A, and is a position where the second component 38 of the dust removing portion 34 can be taken out through the opening 40a.
  • the front panel 4 is opened to open the front opening 2a, and the lid 47 attached to the opening 40a of the dust receiving portion 40 is removed.
  • the second component 38 of the dust removing portion 34 is removed from the first component 36 through the opening 40a.
  • FIG. 21 is a view showing a state in which the dust removing portion 34 composed of the first component 36 and the second component 38 is arranged inside the dust receiving portion 40, and is orthogonal to the extending direction of the brush 30. It is sectional drawing cut in the direction.
  • the dust removing portion 34 since the dust removing portion 34 has the second component 38, the dust receiving portion 40 cannot be removed. That is, at least a part of the wall surface on the back side of the dust receiving portion 40 mounted on the main body 2 is higher than the position of the lowermost end of the second component 38 mounted below the first component 36 of the dust removing portion 34.
  • the dust receiving portion 40 is arranged so as to be arranged so that at least a part of the wall surface on the back side of the dust receiving portion 40 comes into contact with the mounted second component 38, and the dust receiving portion 40 cannot be removed. Further, at least a part of the wall surface on the back side of the dust receiving portion 40 mounted on the main body 2 is arranged so as to be lower than the lowermost position of the first component 36 of the dust removing portion 34. When the second component 38 is removed, the dust receiving portion 40 can be easily pulled out from the main body 2 toward the front side and removed.
  • the wall surface portion on the back surface side of the dust receiving portion 40 arranged so as to be is formed in the vicinity of the initial position where the dust removing portion stops.
  • the state shown in FIG. 21 is the dust automatic discharge configuration in the air conditioner of the first embodiment, and the dust inside the dust receiving portion 40 is discharged to the outside by the suction operation by the suction device 42.
  • FIG. 22 is a cross-sectional view cut in a direction orthogonal to the extending direction of the brush 30, and is a state in which the dust receiving portion 40 is removed from the main body 2 in the configuration in which the second component 38 of the dust removing portion 34 is removed. Is shown. It is sectional drawing which cut in the direction orthogonal to the extending direction of a brush 30.
  • the state shown in FIG. 22 is the dust manual discharge configuration in the air conditioner of the first embodiment, and the dust receiving portion 40 can be easily removed from the main body 2. As shown in FIG. 22, the dust receiving portion 40 is configured to be pulled out from the main body 2 to the front side (front side) and removed from the main body 2.
  • FIG. 23 is a perspective view of the vicinity of the left end side of the dust receiving portion 40 as viewed from below, and shows the suction opening 40b at the left end on the bottom surface of the dust receiving portion 40.
  • the suction opening 40b is configured to be openable and closable by a sliding door 49 provided on the bottom surface of the dust receiving portion 40. That is, in the dust receiving portion 40, the door 49 of the dust receiving portion 40 is in an open state, and a suction opening 40b is formed at the left end of the bottom surface of the dust receiving portion 40. Therefore, in the dust automatic discharge configuration, the dust suction unit 48 provided on the left end side of the bottom surface of the dust receiving unit 40 receives dust from the dust receiving unit 40 through the suction opening 40b (see FIG. 6D).
  • FIG. 24 is a perspective view of the vicinity of the left end side of the dust receiving portion 40 as viewed from below, and shows a state in which the suction opening 40b at the left end of the bottom surface of the dust receiving portion 40 is closed by the door 49.
  • the dust receiving portion 40 in the state shown in FIG. 24 is mounted at a predetermined position in the front opening 2a of the main body 2. As shown in FIG. 18, the position where the dust receiving portion 40 is mounted is arranged below the brush 30 along the extending direction of the brush 30, and the first component (scraping component) 36 of the dust removing portion 34 is attached. It is installed so as to cover it from below.
  • 25A to 25D show dust removing operations (“swing scraping operation” and “sliding scraping operation”) when the dust removing unit 34 scrapes off the dust adhering to the brush 30 in the dust manual discharge configuration. It is a figure which shows.
  • the dust manual discharge configuration according to the first embodiment since the dust removing unit 34 does not have the second component 38, the "sliding scraping operation” is not performed, and the “sliding scraping operation” by the first component 36 is performed. It has a structure that is
  • FIG. 25A shows the initial position of the dust removing portion 34 inside the dust receiving portion 40. That is, FIG. 25A shows the stop positions of the dust removing unit 34 before and after the start and end of the dust removing operation. In this initial position, the dust removing portion 34 is arranged at the left end of the brush 30 extending in the width direction.
  • the initial position of the dust removing unit 34 will be described as the position of the left end of the brush 30, but the present invention is not limited to this configuration, and the internal configuration of the air conditioner and the air filter 18 are not limited to this configuration. It is appropriately determined in consideration of the efficiency of dust removal by the brush 30 and the dust removing unit 34.
  • FIG. 25B shows a state in which the dust removing portion 34 is arranged at a position (retracted position) opposite to the initial position, and is arranged at the right end of the brush 30.
  • the air filter 18 reciprocates, and the brush 30 scrapes the air filter 18. Therefore, the position at the right end of the brush 30 of the dust removing unit 34 is the retracted position.
  • the dust removing unit 34 when the dust removing unit 34 is located at the right end position of the brush 30, it is a substantially starting position in the dust removing operation by the dust removing unit 34.
  • FIG. 25C shows a “swing scraping operation” and a “sliding scraping operation” in which the dust removing portion 34 slides inside the dust receiving portion 40 to scrape the dust adhering to the brush 30 onto the dust receiving portion 40. It shows the state when doing. Further, FIG. 25D shows a state in which the dust removing portion 34 reaches the left end of the brush 30 and the dust is scraped off inside the dust receiving portion 40. In this state, the dust receiving portion 40 is removed from the main body 2, and the dust inside the dust receiving portion 40 is discarded.
  • the first component (scraping component) 36 of the dust removing unit 34 is as shown in FIG. 25C.
  • the dust adhering to the brush 30 is the first component of the dust removing unit 34. (Scraped parts) It is surely scraped off by 36.
  • the air conditioner according to the first embodiment there is an automatic dust discharge configuration for automatically discharging the dust collected by the filter cleaning device 3 to the outside according to the installation environment of the air conditioner, and a manual dust discharge configuration. It is a configuration having a dust manual discharge configuration for disposal.
  • the configuration of the air conditioner according to the first embodiment is collected by the filter cleaning device 3 even in an installation environment where it is difficult to provide a pipe or the like for discharging dust in the indoor space to the outside.
  • the configuration is such that the user can easily dispose of the dust.
  • the installation conditions of the air conditioner are relaxed, and the device becomes highly versatile.
  • the air conditioner of the present invention described in the specific configuration in the first embodiment has a configuration in which the automatic dust discharge configuration and the manual dust discharge configuration can be switched, and thus will be described below. It produces an excellent effect along with a modified example.
  • the dust adhering to the surface of the air filter is efficiently scraped off to the inside of the dust receiving portion by the brush, and the dust adhering to the brush is scraped off by the brush and the dust.
  • the dust inside the dust receiving portion can be efficiently scraped off, and the dust inside the dust receiving portion can be discarded.
  • the dust removing portion comes into contact with the brush and moves relative to each other in the extending direction of the brush, so that the dust adhering to the brush is easily entangled with each other and gathered, and the dust removing efficiency is improved as compared with the conventional case. Can be done.
  • the contact portion between the brush and the dust removing portion can be reduced to reduce the frictional force received by the dust removing portion from the brush, the driving force for moving the dust removing portion can be reduced. Further, the size of the dust removing portion itself can be reduced.
  • the dust scraped off from the air filter and the brush can be reliably collected at a certain place and automatically discharged to the outside. Further, according to the dust manual discharge configuration in the air conditioner of the present invention, in an installation environment to which the dust automatic discharge configuration cannot be applied, the dust scraped from the air filter and the brush into the dust receiving portion is easily discarded. It becomes a possible configuration.
  • the dust inside the dust receiving unit (40) is moved to the dust suction unit (48) connected to the suction device (42), and then the suction device (42) is started. Since it is configured, it is not necessary to increase the airtightness in the dust receiving portion (40). Therefore, the configuration of the dust receiving portion (40) can be simplified, the driving force of the suction device (42) can be reduced, and the suction time of the suction device (42) can be shortened. .. As a result, according to the present invention, it is possible to reduce the noise during operation of the suction device (42).
  • the dust removing portion (34) has a first blade portion (front blade 34a and rear blade 34b) extending in a direction intersecting the extending direction of the brush (30). Therefore, the efficiency of removing dust can be further improved.
  • the brush (30) is configured to swing in a direction intersecting the extending direction of the brush (30) with the dust removing portion (34) in contact with the brush 30. ing. Therefore, according to the present invention, the efficiency of removing dust adhering to the brush (30) can be further improved.
  • the dust removing portion (34) has a brush (30) having a second blade portion (side blades 34e, 34f) extending substantially parallel to the extending direction of the brush (30). ) Is arranged within the swing range of the brush (30), so that the second blade portions (side blades 34e and 34f) scrape off the dust adhering to the brush (30) in the swing operation of the brush (30). ing. Therefore, according to the present invention, the efficiency of removing dust can be further improved.
  • the first blade portion (front blade 34a and rear blade 34b) is formed in an arc shape centered on the rotation shaft 32a.
  • the first blade portion contacts each bristles of the brush (30) at the same distance from the base end portion of the brush (30), and the brush (30). ) Is configured to scrape off the dust adhering to it.
  • the dust removal efficiency can be further improved.
  • the dust removing portion (34) is arranged above as a scraping component (36) and the second component (36) disposed below as a scraping component. It is an assembly structure with the part (38). Further, the dust removing portion (34) is configured to be wrapped by the dust receiving portion (40) from below. Therefore, even when the shape of the dust receiving portion (40) is designed to be large, the shape of the second component (38) below the dust removing portion (34) can be configured to be large. Become.
  • the second component (38) of the dust removing portion (34) Can be changed by changing the shape and / or dimensions.
  • the configuration is such that it is possible to easily respond to a design change in the air conditioner, and the dust inside the dust receiving portion (40) is surely collected on the suction opening side. This makes it possible to further improve the dust removal efficiency.
  • the dust removing unit (34) uses the guiding surface (34 g) to push the dust that has fallen into the rear space (S2) on the dust removing unit (34). ) Is configured to guide to the front side (suction opening side). As a result, according to the present invention, the dust removal efficiency can be further improved.
  • the dust removing unit (34) has a pressing surface (34h) below the guiding surface (34g) having a smaller inclination angle with respect to the vertical direction than the guiding surface (34g). Have. Therefore, the dust on the front side (suction opening side) of the pressing surface (34h) is surely more easily moved to the suction hole side. As a result, according to the present invention, the dust removal efficiency can be further improved.
  • the inner bottom surface (40c) of the dust receiving portion (40) moves in the direction away from the suction opening (40b) with respect to the dust on the inner bottom surface.
  • It has a structure that facilitates movement in a direction approaching the suction opening (40b).
  • the dust scraped from the brush (30) onto the inner bottom surface of the dust receiving portion (40) is collected by the dust removing portion (34) in the direction in which the suction opening (40b) is provided.
  • This is an easy configuration.
  • the dust removal efficiency can be further improved.
  • the inner bottom surface (40c) of the dust receiving portion (40) has a saw blade shape having a cross-sectional shape orthogonal to the sliding operation direction of the dust removing portion (34).
  • the resistance is large, and when the dust mass moves in the other direction, the resistance is small.
  • the bottom surface (34j) of the dust removing portion (34) facing the inner bottom surface (40c) of the dust receiving portion (40) is a suction opening of the dust receiving portion (40).
  • the side is closest to the inner bottom surface (40c) and is curved or sloped so as to move away from the inner bottom surface (40c) as it moves away from the suction opening (40b).
  • the dust scraped off from the brush (30) is assumed to have fallen from the dust removing portion (34) to the side opposite to the suction opening side.
  • the dust can be easily moved to the vicinity of the suction opening (40b) by the dust removing portion (34).
  • the dust removal efficiency can be further improved.
  • the dust removing part (34) has a space on the suction opening side of the dust removing part (34) and opposite to the suction opening side of the dust removing part (34).
  • An air intake hole (34i) is formed to communicate with the space of the above. According to this configuration, an air flow is generated inside the dust receiving portion (40) through the intake hole (34i), and the air flow generated by the suction device (42) passes through the intake hole (34i) and is passed through the dust receiving portion (34i).
  • the structure is such that the dust inside (40) can be easily sucked. As a result, according to the present invention, the dust removal efficiency can be further improved.
  • the intake hole (34i) in the dust removing portion (34) has a through-hole shape that opens upward in which the brush (30) is arranged. Further, an induction surface (34 g) is formed below the intake hole (34i). As a result, the dust scraped off from the brush (30) passes through the intake hole (34i), is guided by the guide surface (34 g), and falls from the dust removing portion (34) to the suction opening side. As a result, according to the present invention, the dust scraped off from the brush (30) is suppressed from falling to the region opposite to the suction opening side of the dust removing portion (34).
  • the present invention is not limited to the configuration of the first embodiment, and can be implemented in various other modifications.
  • the dust removing portion 34 is configured to scrape off the dust adhering to the brush 30 by moving in the extending direction of the brush 30, but the present invention is not limited to this.
  • the brush (30) moves in the extending direction of the brush (30) with respect to the dust removing portion (34) to scrape off the dust adhering to the brush (30).
  • the dust removing unit (34) is configured to scrape off the dust adhering to the brush (30) by relatively moving in the extending direction of the brush (30) in contact with the brush (30). May be good.
  • the intake hole 34i in the dust removing portion 34 is configured to open upward, but the present invention is not limited to this.
  • the intake hole (34i) may be provided on the rear surface of the dust removing portion (34), which is the surface opposite to the suction opening side.
  • the intake hole (34i) penetrating the rear surface of the dust removing portion (34) is provided in this way, the air flow is straight or substantially inside the dust receiving portion (40) through the intake hole (34i). It is generated in a linear shape, and the suction device (42) makes it easier to suck the dust inside the dust receiving portion (40).
  • the brush 30 is configured to swing in a direction orthogonal to the extending direction of the brush 30, but the present invention is not limited to this.
  • the brush (30) in the air conditioner of the present invention does not necessarily have to swing in a direction orthogonal to the extending direction of the brush (30), and in a configuration in which the brush (30) swings in an intersecting direction or a parallel direction.
  • any configuration may be used as long as it can scrape off the dust adhering to the brush (30).
  • the dust removing portion 34 has a configuration having a first blade portion (front blade 34a and rear blade 34b) extending in a direction orthogonal to the extending direction of the brush 30.
  • the present invention is not limited to this.
  • the dust removing portion (34) in the present invention may have one blade or three or more blades as a first blade portion extending in a direction intersecting the extending direction of the brush (30). Good.
  • the dust removing portion 34 is dust adhering to the brush 30 by the front blade 34a and the rear blade 34b of the first blade portion and the side blades 34e and 34f of the second blade portion.
  • the present invention is not limited to this, although it is configured to scrape off.
  • the dust removing unit (34) may be configured to scrape off the dust adhering to the brush (30) by another structure such as an etiquette brush (registered trademark). Good.
  • the guide surface 34 g shown in the cross section in FIG. 11 is shown as a plane, but the present invention is not limited to this.
  • the guide surface (34 g) may have a plurality of groove-shaped uneven structures extending downward. With such a structure, it is possible to prevent the dust scraped off from the brush (30) from adhering to the guide surface (34 g), and it is possible to further improve the dust removal efficiency.
  • the air conditioner of the present invention includes an air conditioner for adjusting the temperature, humidity, and / or cleanliness of air in a specific space of interest, for example, an indoor unit / outdoor unit. It includes various devices for adjusting the air, such as an integrated air conditioner, air purifier, and humidifier.
  • the air conditioner according to the present invention has a configuration capable of improving the dust removal efficiency and switching between an automatic dust discharge configuration and a manual dust discharge configuration according to the installation environment. Therefore, as an air conditioner, the installation conditions are relaxed and it becomes highly versatile.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
PCT/JP2020/023803 2019-07-02 2020-06-17 空気調和機 WO2021002201A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202080015762.2A CN113454400B (zh) 2019-07-02 2020-06-17 空气调节机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019123538A JP7361296B2 (ja) 2019-07-02 2019-07-02 空気調和機
JP2019-123538 2019-07-02

Publications (1)

Publication Number Publication Date
WO2021002201A1 true WO2021002201A1 (ja) 2021-01-07

Family

ID=74100586

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/023803 WO2021002201A1 (ja) 2019-07-02 2020-06-17 空気調和機

Country Status (3)

Country Link
JP (1) JP7361296B2 (zh)
CN (1) CN113454400B (zh)
WO (1) WO2021002201A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116085921B (zh) * 2023-04-10 2023-06-13 山西太康高科节能股份有限公司 一种便于清理的制冷设备用防尘装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008057923A (ja) * 2006-09-01 2008-03-13 Kowa Co Ltd 空気調和機用清掃装置と空気調和機
JP2008082627A (ja) * 2006-09-27 2008-04-10 Kowa Co Ltd 空気調和機用清掃装置と空気調和機
JP2010216707A (ja) * 2009-03-16 2010-09-30 Toshiba Carrier Corp 天井埋込み形空気調和機のフィルタ装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4918283B2 (ja) * 2006-05-23 2012-04-18 三菱重工業株式会社 空気調和機
CN102124280B (zh) * 2008-09-09 2014-06-04 大金工业株式会社 过滤器清扫单元以及空调机
JP2012128280A (ja) * 2010-12-16 2012-07-05 Sanyo Electric Co Ltd エアフィルタ装置及び電子機器
CN208936323U (zh) 2018-09-30 2019-06-04 广东美的制冷设备有限公司 水洗模块和空调器室内机

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008057923A (ja) * 2006-09-01 2008-03-13 Kowa Co Ltd 空気調和機用清掃装置と空気調和機
JP2008082627A (ja) * 2006-09-27 2008-04-10 Kowa Co Ltd 空気調和機用清掃装置と空気調和機
JP2010216707A (ja) * 2009-03-16 2010-09-30 Toshiba Carrier Corp 天井埋込み形空気調和機のフィルタ装置

Also Published As

Publication number Publication date
JP2021008994A (ja) 2021-01-28
CN113454400A (zh) 2021-09-28
JP7361296B2 (ja) 2023-10-16
CN113454400B (zh) 2023-10-27

Similar Documents

Publication Publication Date Title
JP4896636B2 (ja) 空気調和機用清掃装置と空気調和機
JP6603885B2 (ja) 空気調和機
JP4866225B2 (ja) 空気調和機の室内機
WO2021002201A1 (ja) 空気調和機
JP6089301B2 (ja) 空気調和機
JP2014089039A (ja) 空気調和機
JP4369458B2 (ja) 空気調和機の室内機
WO2021020225A1 (ja) 空気調和機
JPWO2008062876A1 (ja) 空気調和機の室内機
WO2021002202A1 (ja) 空気調和機
WO2021002203A1 (ja) 空気調和機
JP2008039324A (ja) 空気調和機の室内機
WO2021033675A1 (ja) 空気調和機
JP2006105439A (ja) 空気調和機の塵埃吸引装置の制御方法
WO2021053985A1 (ja) フィルタ清掃装置を備える空気調和機及び空気調和機のフィルタ清掃方法
JP2020063848A (ja) 空気調和機
JP2008111590A (ja) 空気調和機用清掃装置と空気調和機
JP2008045823A (ja) 空気調和機の室内機
JP2008128625A (ja) 空気調和機用清掃装置と空気調和機
JP2008121965A (ja) 空気調和機の室内機

Legal Events

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

Ref document number: 20834377

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20834377

Country of ref document: EP

Kind code of ref document: A1