WO2009153935A1 - ドラム式洗濯乾燥機 - Google Patents

ドラム式洗濯乾燥機 Download PDF

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Publication number
WO2009153935A1
WO2009153935A1 PCT/JP2009/002606 JP2009002606W WO2009153935A1 WO 2009153935 A1 WO2009153935 A1 WO 2009153935A1 JP 2009002606 W JP2009002606 W JP 2009002606W WO 2009153935 A1 WO2009153935 A1 WO 2009153935A1
Authority
WO
WIPO (PCT)
Prior art keywords
drum
heat pump
pump device
heat
radiator
Prior art date
Application number
PCT/JP2009/002606
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
倉掛敏之
中本重陽
中井厚仁
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2008158686A external-priority patent/JP5104577B2/ja
Priority claimed from JP2008158688A external-priority patent/JP5104579B2/ja
Priority claimed from JP2008158687A external-priority patent/JP5104578B2/ja
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN2009801231231A priority Critical patent/CN102066640B/zh
Priority to EP09766383.5A priority patent/EP2281934B1/de
Publication of WO2009153935A1 publication Critical patent/WO2009153935A1/ja

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/20—General details of domestic laundry dryers 
    • D06F58/206—Heat pump arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D06F58/04—Details 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis

Definitions

  • the present invention relates to a drum-type washing and drying machine that performs washing and drying.
  • this type of drum type washing and drying machine has a casing 51, an outer tub 52 elastically supported in the casing 51, and a supply and exhaust for supplying air to the outer tub 52 as shown in FIG.
  • the air inlet hose 53 and the air outlet hose 54 are provided with an attachment base 59 for fixing the equipment constituting the heat pump device.
  • the air supply hose 53 is used when supplying air heated by dehumidification to the drum in the outer tub 52 by the heat pump device
  • the exhaust hose 54 is used for supplying the air supplied into the drum to the outside of the outer tub 52. Used when discharging.
  • a blower 55, a heat absorber 56, a heat radiator 57, and a compressor 58 constituting a heat pump device are fixed to the mounting base 59.
  • the air supply hose 53 and the exhaust hose 54 in FIG. 13 are made of a flexible cylindrical member and are detachable.
  • a heat pump device that can be pulled out from the housing 51 together with the mounting base 59 is considered (for example, see Patent Document 1).
  • the air supply hose 53 and the exhaust hose 54 can be removed, and the heat pump device can be pulled out from the housing 51 together with the mounting base 59. This facilitates assembly during manufacture and facilitates repair maintenance of the heat pump device.
  • the present invention solves such a conventional problem, and provides a drum-type washing and drying machine capable of easily repairing and maintaining a heat pump device.
  • the drum-type washing and drying machine of the present invention includes a compressor, a radiator that radiates heat of the compressed high-temperature and high-pressure refrigerant, a throttle portion that depressurizes the pressure of the high-pressure refrigerant, and a refrigerant that has been decompressed to a low pressure
  • a heat pump device having a heat absorber that deprives heat, and a pipe that connects the compressor, the throttle, the radiator, and the heat absorber so that the refrigerant circulates, and the heat pump device that is connected by the pipe
  • the compressor, the throttle part, the radiator and the heat absorber are configured to be freely removable from the upper opening of the housing.
  • the drum type washing and drying machine of the present invention can easily perform repair and maintenance work of the heat pump device.
  • FIG. 1 is a cross-sectional view of a main part of a drum type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 2 is a partially cutaway perspective view of the drum-type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 3 is a partially cutaway rear perspective view of the drum-type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 4 is a partially cut-out top perspective view of the drum-type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 5 is a perspective view of an installed state of the drum-type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 1 is a cross-sectional view of a main part of a drum type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 2 is a partially cutaway perspective view of the drum-type washing / drying machine according to Embodiment 1 of the
  • FIG. 6 is a top view of the heat pump device of the drum-type washing / drying machine according to Embodiment 1 of the present invention.
  • FIG. 7 is a perspective view of the outer shape of the heat pump device of the drum-type washing and drying machine in the first embodiment of the present invention.
  • FIG. 8 is an exploded perspective view of the heat pump device of the drum type washer / dryer according to Embodiment 1 of the present invention.
  • FIG. 9 is a lower perspective view of the drum-type washing / drying machine according to Embodiment 1 of the present invention when the heat pump shell is removed.
  • FIG. 10 is a system conceptual diagram of the heat pump device of the drum type washing and drying machine in the first embodiment of the present invention.
  • FIG. 10 is a system conceptual diagram of the heat pump device of the drum type washing and drying machine in the first embodiment of the present invention.
  • FIG. 11 is a cross-sectional view of a main part of the drum type washing / drying machine according to Embodiment 2 of the present invention.
  • FIG. 12 is a partially cut-out top perspective view of the drum-type washing / drying machine according to Embodiment 2 of the present invention.
  • FIG. 13 is an exploded perspective view of a conventional drum type washing and drying machine.
  • FIG. 1 is a cross-sectional view of a main part of a drum type laundry dryer in Embodiment 1 of the present invention
  • FIG. 2 is a partially cutaway perspective view of the drum type laundry dryer
  • FIG. 3 is the drum type laundry dryer.
  • FIG. 4 is a partially cut-out top perspective view of the drum-type washing and drying machine
  • FIG. 5 is a perspective view of the drum-type washing and drying machine in an installed state
  • FIG. 6 is the drum-type washing machine.
  • FIG. 7 is a perspective view of the outer shape of the heat pump device of the drum type washing and drying machine
  • FIG. 8 is an exploded perspective view of the heat pump device of the drum type washing and drying device
  • FIG. 10 is a system conceptual diagram of the heat pump device of the drum type washing and drying machine
  • FIG. 10 is a lower perspective view of the drum type washing and drying machine when the heat pump shell is removed.
  • the outer tub 1 is elastically supported by a plurality of suspension mechanisms 3 inside a housing 2 of a drum type washing and drying machine.
  • the drum 4 has an input port 6 for taking in and out the laundry 5 on the front side, is configured in a bottomed cylindrical shape, and is disposed in the outer tub 1.
  • the drum 4 is provided so as to be rotatable by a rotary shaft 7 and stores the laundry 5, and a plurality of discharge holes 9 are provided in the peripheral wall 8 of the drum 4.
  • the outer tub 1, the drum 4, and the rotating shaft 7 are disposed so as to be inclined forwardly by an angle ⁇ (for example, 20 °) with respect to the horizontal.
  • a motor 10 is provided outside the bottom 1b of the outer tub 1 to rotate the drum 4 forward and backward.
  • the front surface of the housing 2 is provided with a substantially circular slot 6 for taking in and out the laundry 5 and a door 11 for opening and closing it.
  • the opening 1 a of the outer tub 1 shown in FIG. 2 facing the inlet 6 is connected to the housing 2 by a packing 12 while ensuring an airtight configuration.
  • a water supply port 13 for supplying water is provided at the upper portion of the outer tub 1 and is connected to a water supply valve 14 located above the outer tub 1. Further, the bottom 1 b of the outer tub 1 has a drain port 15 for discharging washing water and is connected to a drain valve 16.
  • the blower 17 constituting the blowing means is provided on the upper portion of the outer tub 1 so as to be positioned in a space above the inner rear portion of the housing 2 formed by the upper surface of the housing 2 and the outer tub 1. Yes.
  • the blower 17 communicates with an air supply duct 18 provided on the outer surface of the outer tub 1, and supplies air that has entered from an air supply duct inlet 18a of the air supply duct 18 shown in FIGS.
  • the air is supplied into the drum 4 from the mouth 20.
  • an exhaust port 21 is provided on the front upper surface portion of the outer tub 1, passes through the drum 4 and the outer tub 1, and is led out of the drum 4 from the exhaust port 21.
  • a radiator 25 is arranged at the rear of these.
  • a telescopic radiator-side connecting member 26 that connects the heat pump device outer shell 22 and the blower 17 is disposed so as to be inclined forward and substantially parallel to the rotating shaft 7 of the drum 4. ing. Accordingly, the drying air that has exited from the exhaust port 21 flows substantially linearly in the direction of the arrow 27 from the heat absorber side connecting member 23 to the radiator side connecting member 26 in this order.
  • the heat pump device outer shell 22 is also a circulation air passage 22 that connects the outer tub 1 and the heat pump device to circulate the drying air.
  • the inner bottom surface 22 a of the heat pump device outer shell 22 is inclined substantially upward in parallel with the outer tank 1 along the arrow 27 indicating the flow of drying air.
  • the heat pump device outer shell 22 has an open portion 22b on the upper surface.
  • the heat pump device outer shell 22 can be attached to and detached from the housing 2 in the vertical direction indicated by the double-headed arrow in FIG. 9.
  • a front fixture 44 a extending from the front to the rear and a rear fixture 44 b extending from the rear to the front are provided inside the housing 2.
  • the front fixing tool 44a and the rear fixing tool 44b constitute a support portion that supports the heat pump device 47 on the housing 2.
  • the front mounting portion 22c provided at the front portion of the heat pump device outer shell 22 is fitted to the front fixture 44a of the housing 2, and the rear mounting portion provided at the rear portion of the heat pump device outer shell 22 shown in FIG. 22d is respectively fitted to the rear fixture 44b of the housing 2 shown in FIG.
  • the heat pump device outer shell 22 is fixed to the housing 2, so that the heat pump device is in the same vibration system as the housing 2.
  • the heat pump device 47 is attached to the housing 2 by a support portion including a front fixture 44a and a rear fixture 44b so that a predetermined space is formed between the lower portion of the heat pump device outline 22 and the upper portion of the outer tub 1. It is supported. With this configuration, the outer tub 1 is prevented from coming into contact with the heat pump device outer shell 22 when the outer tub 1 is swung by the rotational drive of the drum 4.
  • the drying air blown by the blower 17 passes through the air supply duct 18 and enters the drum 4 through the air supply port 20 and passes through the laundry 5 in the drum 4 as shown by an arrow 28 in FIG. It exits from the exhaust port 21. Then, the drying air passes through the heat outlet 24 and the radiator 25 in this order from the exhaust port 21 through the heat absorber side connecting member 23 inside the heat pump device outer shell (not shown in FIG. 10). A circulation air passage returning to the blower 17 through the radiator side connecting member 26 is formed.
  • the heat absorber 24 and the heat radiator 25 are integrally installed on the base 30 together with the compressor 29 constituting the heat pump unit to form a unit.
  • the base 30 is installed along the inner bottom surface 22 a of the heat pump device outer shell 22.
  • the base 30 is detachable in the vertical direction with respect to the heat pump device outer shell 22 as shown by a double arrow 28a in FIG.
  • the base 30 has a substantially planar first installation portion 30a where the radiator 25 and the heat absorber 24 are installed, and a substantially cylindrical second installation portion 30b where the compressor 29 is installed.
  • the second installation portion 30b is formed on the rear side of the drum 4 with respect to the first installation portion 30a.
  • the first installation part 30 a is inclined forward and substantially parallel to the upper surface of the outer tub 1 along the arrow 27 indicating the flow of drying air.
  • the substantially cylindrical bottom face of the 2nd installation part 30b is a horizontal state, and is a position lower than the 1st installation part 30a.
  • the first installation portion 30a of the base 30 is provided with a lower separation plate 30c and an upper separation plate 30d extending in the vertical direction as shown in FIG.
  • the heat exchanger 24 and the radiator 25 are separated from the heat exchanger side, and the compressor side where the first installation portion 30a having the compressor 29 is present is separated. Yes.
  • the heat absorber 24 and the heat radiator 25 are fixed to the base 30 by placing the lower end face on the lower separation plate 30c and then sandwiching the upper end face with the upper separation plate 30d.
  • a discharge port 31 for discharging dehumidified water dehumidified by the heat absorber 24 is provided below the rear end surface on the heat exchanger side.
  • the opening 22 b of the heat pump device outer shell 22 is covered with a cover 33 that is integrated with a lid 32 that covers the upper opening 2 a of the housing 2 so as to be opened and closed.
  • the heat pump device outer shell 22 and the cover 33 form a circulation air passage through which drying air flows.
  • the lid 32 is rotatable with respect to the casing 2 by a hinge mechanism 34 provided at the upper end on the rear surface side of the casing 2, and opens and closes the upper opening 2a of the casing 2.
  • the cover 33 integrally formed on the inner surface side of the lid 32 opens and closes the opening 22b of the heat pump device outer shell 22.
  • the inlet 22e provided on the front side of the heat absorber side connecting member 23 and the heat pump device outer shell 22, and the outlet 22f provided on the rear surface side of the heat radiator side connecting member 26 and the heat pump device outer shell 22 are connected directly under the lid 32, respectively. ing. With such a configuration, the heat pump device outer shell 22 and the connecting members 23 and 26 can be detached by opening the lid 32.
  • the heat pump device 47 includes a compressor 29, a radiator 25 that radiates the heat of the refrigerant compressed by the compressor 29, and a throttle unit 35 that includes a capillary tube for reducing the pressure of the high-pressure refrigerant.
  • the refrigerant which has been decompressed to a low pressure, has a heat absorber 24 that draws heat from the surroundings, and these are connected by a pipe 36 so that the refrigerant circulates. As shown in FIG. 10, the refrigerant of the heat pump device flows and circulates in the direction of arrow 37 to realize a heat pump cycle.
  • the compressor 29 is electrically connected to a control unit 38 provided outside the heat pump device 47.
  • the control part 38 is arrange
  • the heat pump device 47 and the control unit 38 are configured to be detachable from an electrical connection unit constituted by a connector 38 a.
  • the connector 38a is held so as to be positioned in a corner space at the rear part of the heat pump device 47 formed by the outer shell 22 of the heat pump device and the lid 32. When the lid 32 is opened, the housing 2 It can be easily detached from the upper opening 2a.
  • the drum-type washing and drying machine of the present invention has a housing 2, an outer tub 1 elastically supported in the housing 2, a rotatable interior in the outer tub 1, and a laundry 5 placed on the front side.
  • a bottomed cylindrical drum 4 provided with a charging port 6 that is inclined upward, a motor 10 that rotationally drives the drum 4, and a laundry 5 in the drum 4 that is disposed in the housing 2 and dries the laundry 5
  • the heat pump device 47 that connects the outer tub 1 and the heat pump device 47 to circulate the drying air, the blower 17 that blows air to the circulating air passage 22, and the drying air is introduced into the drum 4.
  • An air supply port 20 that exhausts drying air from the drum 4, and a lid 32 that covers the upper opening 2 a of the housing 2 so as to be openable and closable.
  • the heat pump device 47 includes a compressor 29, a radiator 25 that radiates heat of the compressed high-temperature and high-pressure refrigerant, a throttle unit 35 that depressurizes the pressure of the high-pressure refrigerant, and the refrigerant that has been decompressed to low pressure is heated.
  • the throttle part 35, the radiator 25 and the heat absorber 24 are arranged above the outer tub 1 and are configured to be removable from the upper opening 2 a of the housing 2.
  • the heat pump device 47 is disposed above the outer tub 1, the washing liquid at the time of washing does not enter the circulation air passage 22 above the drum 4. Thereby, it is possible to prevent the heat absorber 24 and the radiator 25 made of a metal such as copper or aluminum having good heat conduction from being corroded by a detergent, a softener, a bleaching agent, or the like in the washing liquid. Further, the dehumidified water generated in the heat absorber 24 during drying can be easily drained without using a draining means such as a pump.
  • the heat pump device 47 may be installed on the support portion provided in the housing 2 shown in FIG.
  • the housing is further provided with a support portion that supports the heat pump device 47 on the housing 2, and the heat pump device 47 is installed on the support portion provided on the housing 2 and disposed above the outer tub 1.
  • the vibration of the outer tub 1 can be prevented from being directly transmitted to the heat pump device 47, and the adverse effects of the vibration of the drum 4 such as during dehydration can be eliminated. Accordingly, the reliability and durability of the heat pump device 47 can be improved, and the heat pump device 47 can be easily attached and detached above the outer tub 1 that is elastically supported in the housing 2 and swings. Can do.
  • the heat pump device 47 is configured such that the compressor 29, the radiator 25, and the heat absorber 24 are integrally installed on the base 30 to form a unit, and the base 30 is shown in FIG. It is configured to be freely attached to and detached from the housing 2.
  • the cleaning water is supplied into the outer tub 1 similarly to the cleaning process, and the laundry 4 is rinsed by rotating the drum 4.
  • the drain valve 16 is opened to drain water outside the drum type washing and drying machine, and then the drum 4 containing the laundry 5 is rotated at high speed by the motor 10 for dehydration.
  • the vibration of the entire outer tub 1 is generated by the rotational vibration of the drum 4. Since the vibration of the entire outer tub 1 is absorbed by the suspension mechanism 3, the vibration is attenuated and transmitted to the housing 2 and the vibration of the housing 2 is suppressed.
  • the compressor 29 of the heat pump device 47 When the compressor 29 of the heat pump device 47 is operated, the refrigerant is compressed, and this pressure causes the refrigerant to circulate through the conduit 36 and the radiator 25, the throttle 35, and the heat absorber 24.
  • the radiator 25 heat is released by the compression of the refrigerant, and in the heat absorber 24, the heat is absorbed by the refrigerant that has been decompressed by the throttle portion 35 and has become a low pressure.
  • the blower 17 is activated, and warm air heated by the heat radiation of the radiator 25 is blown into the drum 4 from the air supply port 20 through the air supply duct 18.
  • the drum 4 is rotationally driven by the motor 10, and the laundry 5 is lifted by the rotation of the drum 4 and dropped to be stirred up and down.
  • the warm air blown into the drum 4 takes moisture from the laundry 5 when passing through the gap of the laundry 5, and in the wet state, passes through the exhaust port 21 of the outer tub 1 and moves the heat absorber side connecting member 23. To the heat absorber 24. When the wet warm air passes through the heat absorber 24, sensible heat and latent heat are taken away and the dehumidified air is separated into dry air and dehumidified water. This dry air is heated again by the radiator 25 immediately after the heat absorber 24, becomes warm air, passes through the blower 17 and the air supply duct 18, and circulates to the drum 4.
  • the first installation portion 30a is inclined upward as in the inclination of the outer tub. Therefore, as indicated by an arrow 43 in FIG. 8, the heat pump device outer shell 22 is discharged from the discharge port 31 provided below the rear end surface on the heat exchanger side to the outside of the machine.
  • the dehumidified water may be discharged directly from the discharge port 31 to the outside of the device, or may be discharged from the discharge port 15 to the outside of the device via the outer tank 1.
  • the heat pump device 47 By using the heat pump device 47 in this manner, the heat absorbed by the heat absorber 24 is recovered by the refrigerant and radiated again by the radiator 25 to give the laundry 5 more heat than the energy input to the compressor 29. Therefore, drying time can be shortened and energy saving can be realized.
  • the drum 4 and the outer tub 1 are inclined upwardly, the lower portion of the inside of the housing 2 and the upper portion of the inside of the housing 2 are secured while ensuring the height of the insertion port 6 that is easy for the user to operate.
  • a device arrangement space having an appropriate height in combination with the width and depth can be secured at the rear.
  • the cover 32 when the cover 32 is opened by disposing the heat pump device 47 above the outer tub 1, the compressor 29, the throttle unit 35, the radiator 25, and the heat absorber 24 that are connected by the pipe line 36 are shown in FIG. Thus, it can be easily taken out from the upper opening 2a.
  • the drum-type washing and drying machine Due to the installation space, as shown in FIG. 5, the drum-type washing and drying machine has a slight gap between the rear surface portion 2b of the housing 2 and the side surface portions 2c on both sides, or one of the side surface portions 2c and the wall surface 39 of the installation location. It is common to leave it installed. Therefore, the lid 32 is relatively easy to open without removing the trouble of moving the drum-type washing and drying machine among the elements constituting the appearance of the housing 2. Therefore, by disposing the heat pump device 47 above the outer tub 1, the compressor 29, the throttle unit 35, the radiator 25 and the heat absorber 24 constituting the heat pump device 47 can be easily taken out and the maintainability is improved. To do.
  • the washing liquid during washing does not enter the heat absorber 24 and the radiator 25 of the heat pump device 47 from the circulation air passage 22.
  • the heat absorber 24 and the heat radiator 25 are usually made of, for example, a metal such as copper or aluminum having a good heat conductivity, and corrode when components such as a detergent, a softener, and a bleaching agent in the washing liquid adhere. There is a fear. Therefore, by disposing the heat pump device 47 above the outer tub 1, the washing liquid is less likely to adhere to the heat pump device 47 disposed above from the lower outer tub 1. As a result, it is possible to prevent the washing liquid from entering the heat pump device 47 and to prevent the heat absorber 24 and the radiator 25 from corroding without requiring a special anticorrosion structure. The durability and reliability of the vessel 25 can be improved.
  • the heat absorber 24 can be arranged at a relatively upper part in the elements constituting the drum type washing and drying machine. Due to such an arrangement, the dehumidified water generated when the drying air is dehumidified by the heat absorber 24 during the drying process is the same as the inclination of the outer tub 1 in the first installation portion 30a that is inclined upward. Then, the water is discharged from the discharge port 31 shown in FIGS. As a result, it can be discharged without using mechanical drainage assisting means or the like.
  • the compressor 29, the radiator 25 and the heat absorber 24 constituting the heat pump device 47 are installed on the base 30 and integrated as a unit as shown in FIGS. 6 and 8, and these are integrated with the base 30.
  • the housing 2 is removed and attached.
  • the heat pump device 47 can be detached and attached so that no stress is applied to the pipe line 36.
  • the pipe line 36 is connected. No stress is applied. Therefore, it is possible to reduce the burden on the operator who has required attention in handling the pipe line 36 and the like of the heat pump device 47 and to perform the work efficiently.
  • the bottom surface of the compressor 29 is installed in a horizontal state, that is, parallel to the horizontal plane. Accordingly, when the operator takes out the compressor 29, the throttle unit 35, the radiator 25, and the heat absorber 24, whether or not the mutual positional relationship between these can be maintained in the drum type washing and drying machine. Can be determined using the horizontal holding state of the bottom surface of the compressor 29 as a guide. As a result, the possibility that stress is generated in the pipe line 36 due to a shift in the positional relationship between the compressor 29 and the like can be reduced.
  • the second installation part 30b for installing the compressor 29 is provided at a lower position than the first installation part 30a for installing the radiator 25 and the heat absorber 24. Accordingly, the bottom surface of the relatively heavy compressor 29 among the elements constituting the heat pump device 47 is provided at a relatively low position. Thereby, the worker can take out the compressor 29, the throttle part 35, the radiator 25, and the heat absorber 24 in a more stable manner. Even when devices such as the compressor 29 connected by the pipe line 36 when being taken out are subject to unexpected shaking such as coming into contact with the housing 2, the mass center of gravity is relatively low. The shaking stops quickly. Therefore, it is possible to reduce the possibility that stress is generated in the pipe line 36 due to a shift in the positional relationship between devices such as the compressor 29.
  • the heat pump device 47 may be configured to be installed so that the bottom surface of the compressor 29 is parallel to the horizontal plane.
  • the bottom surface of the compressor 29 is parallel to the horizontal plane when the compressor 29, the throttle unit 35, the radiator 25, and the heat absorber 24 connected by the pipe line 36 are taken out and attached. To maintain. As a result, it is possible to reduce the stress applied to the pipeline while maintaining the mutual positional relationship between the devices such as the compressor 29.
  • the heat pump device 47 includes a first installation part 30a for installing at least one of the radiator 25 and the heat absorber 24, and a second installation part 30b for installing the compressor 29. It is good also as a structure which provided the installation part 30b of this in the position lower than the 1st installation part 30a.
  • the compressor 29 having a heavy mass can be installed at a position lower than the heat radiator 25 or the heat absorber 24 having a light mass, and the mass center of gravity can be lowered to facilitate handling, and at the time of desorption. Workability can be improved. Further, even when an unexpected external force is received, for example, by touching the housing 2 or the like at the time of attachment / detachment, the swing is quickly settled because the mass center of gravity is at a low position. As a result, the stress applied to the pipe line 36 due to a shift in the positional relationship between devices such as the compressor 29 can be reduced.
  • the operator can easily take out the heat pump device.
  • a compact circulation air passage arrangement is possible.
  • the heat radiator 25 and the heat absorber 24 installed in the first installation part 30a can be divided into two configurations, so that a relatively flexible arrangement is possible, and transmission with the drying air is performed.
  • the drum 4 is provided with the first installation portion 30a located on the front side of the drum 4 on the front side with a relatively large volume.
  • a second installation portion 30b located on the back side having a relatively small volume is disposed in the upper part on the rear side. This makes it easier for the operator to take out devices such as the radiator 25 that is an element constituting the heat pump device 47.
  • the air supply port 20 is provided in the vicinity of the rear surface of the drum 4 and the exhaust port 21 is provided in the vicinity of the front surface of the drum 4 so that the laundry 4 is provided with a lot of laundry air. It is possible to circulate from the bottom 1b to the charging port 6. As a result, the time during which the drying air stays in the drum 4 can be lengthened, so that the drying air can be more efficiently brought into contact with the laundry 5 and utilized for drying the laundry 5.
  • a circulation air passage through which the drying air constituted by the heat pump device outer shell 22 flows along the direction of the rotating shaft 7, the drying air can flow smoothly and a compact circulation air passage can be provided. realizable.
  • a circulation air passage constituted by the heat pump device outer shell 22 is disposed in the upper part of the drum 4, and is inclined in the forward direction and provided in a substantially parallel direction along the rotating shaft 7 of the drum 4.
  • the heat pump device 47 has a circulation air passage 22 formed in a direction along the rotation axis 7 of the drum 4, and either one of the air supply port 20 and the exhaust port 21 is provided on the front side of the drum 4 and the other. Is provided on the rear surface side of the drum 4. And the 1st installation part 30a which installs at least any one of the heat radiator 25 and the heat absorber 24 is arrange
  • a smooth flow of the drying air can be realized and the drying air can be efficiently circulated into the drum 4.
  • a first installation portion 30a for installing the radiator 25 or the heat absorber 24 is arranged on the front side of the drum 4. Yes.
  • circulation air passage 22 may be arranged in the upper part of the drum 4 and inclined forward and provided in a direction parallel to the rotating shaft 7 of the drum 4.
  • the condensed water generated in the heat absorber 24 can be easily discharged from the back side of the drum 4.
  • the circulation air passage 22 is arranged along the outer tub 1, the circulation air passage 22 can be arranged in a compact manner, and the drying air can be efficiently circulated into the drum 4.
  • the heat pump device 47 or a device constituting the heat pump device 47 can be easily taken out from the housing 2 during repair or maintenance work of the heat pump device 47.
  • the circulation air passage 22 includes a heat absorber side connecting member 23 connected to the outer tub 1, a heat pump device outer shell 22 in which a heat absorber 24 and a radiator 25 are disposed and covered with a cover 33, and heat radiation.
  • the vessel-side connecting member 26 is connected to the air supply duct 18 connected to the outer tub 1.
  • the heat absorber side connecting member 23, the heat pump device outer shell 22, and the radiator side connecting member 26 are arranged on the upper portion of the drum 4, so that the heat absorber side connecting member 23 and the front side of the heat pump device outer shell 22 are connected.
  • the inlet 22e provided in between, and the outlet 22f provided between the radiator side coupling member 26 and the rear surface side of the heat pump device outer shell 22 are connected directly under the lid 32, respectively. Thus, by opening the lid 32, the heat pump device outer shell 22 and the connecting members 23 and 26 can be easily detached.
  • the circulation air passage constituted by the heat pump device outer shell 22 covered with the cover 33 is inclined forward and provided substantially in parallel along the rotation axis 7 of the drum 4 so that the length of the circulation air passage is as follows. It can be made shorter and more compact.
  • the circulation air passage has an open portion 22b to which the radiator 25 and the heat absorber 24 can be attached and detached on the upper surface side, and a cover 33 that covers the open portion 22b in a removable manner. This makes it possible to easily remove the unit of the heat pump device 47 including the compressor 29 connected by the pipe line 36 by simply removing the cover 33 without performing the detaching operation of the circulation air passage and the heat pump device 47. Workability can be improved.
  • the opening portion 22b of the heat pump device outer shell 22 is simultaneously opened and accommodated by opening the lid body 32 during repair or maintenance work of the heat pump device 47.
  • the heat absorber 24, the heat radiator 25, the compressor 29, etc. can be exposed.
  • the circulation air passage has an open portion 22b on which the radiator 25 and the heat absorber 24 can be attached and detached on the upper surface side, and a cover 33 that covers the open portion 22b so as to be attachable and detachable.
  • the container 24 may be accommodated in the circulation air passage, and the cover 33 may form the circulation air passage.
  • the circulating air passage has an open portion 22b to which the heat radiator 25 and the heat absorber 24 can be attached and detached on the upper surface side, and a cover 33 that covers the open portion 22b in a removable manner.
  • the heat pump device 47 accommodates the radiator 25 and the heat absorber 24 in a circulation air passage, forms a circulation air passage with the cover 33, and the cover 33 is configured integrally with the lid body 32.
  • the cover 33 By adopting such a configuration, by removing the cover 33 without removing the circulation air path connected to the outer tub 1, the compressor 29, the throttle part 35, the radiator 25, and the The heat absorber 24 can be easily taken out from the upper opening 2 a of the housing 2. Further, the opening portion 22b of the circulation air passage can be opened by opening the lid 32, and the radiator 25 and the heat absorber 24 accommodated in the circulation air passage can be exposed detachably.
  • the lid body 32 can be opened and closed rearward by a hinge mechanism 34.
  • the maintenance of the heat pump device 47 is temporarily performed at the installation location used by the user. If the lid 32 can be opened and closed by the hinge mechanism 34, a place for temporarily removing the lid 32 from the housing 2 and temporarily placing it becomes unnecessary. Further, since the hinge mechanism 34 also serves to connect the housing 2 and the lid 32, the fastening operation between the housing 2 and the lid 32 required when closing the lid 32 can be simplified and facilitated.
  • the connector 38a which is a connection part for electrically connecting the heat pump device 47 and the control part 38, is provided at a position that is visible near the upper opening 2a when the lid 32 is opened as shown in FIG. ing. With such an arrangement, the connector 38a can be easily attached and detached without causing the heat pump device 47 or the like to become an obstacle when the connector 38a is attached or detached.
  • the heat pump device outer shell 22 is connected by the heat absorber side connecting member 23 and the radiator side connecting member 26 that can be expanded and contracted near the upper opening 2a immediately below the lid body 32, the flexible of these connecting members is provided. The efficiency of the detachment work can be improved by the property.
  • the compressor 29, the throttle unit 35, the heat absorber 24 and the heat radiator 25 connected by the pipe line 36 can be removed from the outer tub 1 side as a unit of the heat pump device 47.
  • the lid 32 is configured to be rotatable by the hinge mechanism 34.
  • control part 38 which controls operation
  • it further includes telescopic connecting members 23 and 26 for connecting the heat pump device 47 and the outer tub 1, one end of the connecting members 23 and 26 is connected to the circulation air passage side, and the other end is connected to the outside.
  • an upper opening 2a is disposed in the housing 2, and at least one of the two ends of the connecting members 23 and 26 is configured to be detachable via the upper opening 2a.
  • connection and separation between the heat pump device 47 and the outer tub 1 are easy due to the flexibility of the connecting members 23 and 26, and the heat pump device 47 can be efficiently attached and detached.
  • the hinge mechanism 34 between the lid 32 and the housing 2 is provided on the rear surface side of the housing 2, but may be provided so as to open to the side surface side.
  • the drying air is introduced from the rear of the drum 4 and discharged from the front of the drum 4.
  • the circulation air path may be formed so that the flow direction of the drying air in the drum 4 is reversed.
  • the heat pump device 47 can be taken out including the heat pump device outline 22.
  • FIG. 11 is a cross-sectional view of the main part of the drum-type washing / drying machine according to Embodiment 2 of the present invention
  • FIG. 12 is a partially cut-away top perspective view of the drum-type washing / drying machine.
  • symbol is attached
  • the drum type washing and drying machine of the present embodiment is different from that of the first embodiment in that the compressor 29, the throttle unit 35, the heat absorber 24 and the heat radiator 25 connected by the pipe line 36 are provided as a unit of the heat pump device 47. It is the place which attached to the upper part of the tank 1 so that removal was possible.
  • the lower part of the heat pump device outer shell 22 is fixed to the upper part of the outer tub 1 by a fixing part 45 that can be removed.
  • the opening 22 b of the heat pump device outer shell 22 is covered with a cover 46 that is independent of the lid 32.
  • the cover 46 is detachable in the vertical direction as indicated by a double-headed arrow 48 in FIG. 12, and when the lid 32 is opened, the cover 46 covering the open portion 22b can be removed.
  • a heat absorber 24 and a heat radiator 25 are arranged in a space formed by the heat pump device outer shell 22 and the cover 46 to constitute a circulation air passage through which drying air circulates.
  • the heat pump device 47 is detachably mounted on the upper part of the outer tub 1 and is included in the vibration system, the weight of the outer tub 1 increases by the amount of the heat pump device 47. Therefore, when the vibration system including the outer tub 1 receives the force generated by the rotation of the drum 4 and vibrates, the vibration amplitude can be reduced and a quieter operation can be performed.
  • the heat pump device 47 may be configured to be attached to the upper part of the outer tub 1 as shown in FIG.
  • the heat pump device 47 can be configured compactly in a limited space in the housing 2 formed above the outer tub 1. Thereby, the vibration of the outer tub 1 can also be suppressed by the weight of the heat pump device 47 itself.
  • the heat pump device 47 is configured as a unit by integrally installing the compressor 29, the radiator 25, and the heat absorber 24 on the base 30, and the base 30 is attached to and detached from the upper portion of the outer tub 1 as shown in FIG. It is configured freely.
  • heat pump device 47 may be configured to be installed so that the bottom surface of the compressor 29 is parallel to the horizontal plane.
  • the bottom surface of the compressor 29 is parallel to the horizontal plane when the compressor 29, the throttle unit 35, the radiator 25, and the heat absorber 24 connected by the pipe line 36 are taken out and attached. To maintain. As a result, it is possible to reduce the stress applied to the pipeline while maintaining the mutual positional relationship between the devices such as the compressor 29.
  • the heat pump device 47 includes a first installation part 30a for installing at least one of the radiator 25 and the heat absorber 24, and a second installation part 30b for installing the compressor 29. It is good also as a structure which provided the installation part 30b of this in the position lower than the 1st installation part 30a.
  • the compressor 29 having a heavy mass can be installed at a position lower than the heat radiator 25 or the heat absorber 24 having a light mass, and the mass center of gravity can be lowered to facilitate handling, and at the time of desorption. Workability can be improved. Further, even when an unexpected external force is received, for example, by touching the housing 2 or the like at the time of attachment / detachment, the swing is quickly settled because the mass center of gravity is at a low position. As a result, the stress applied to the pipe line 36 due to a shift in the positional relationship between devices such as the compressor 29 can be reduced.
  • the heat pump device 47 has a circulation air passage 22 formed in a direction along the rotation axis 7 of the drum 4, and either one of the air supply port 20 and the exhaust port 21 is provided on the front side of the drum 4 and the other. Is provided on the rear surface side of the drum 4. And the 1st installation part 30a which installs at least any one of the heat radiator 25 and the heat absorber 24 is arrange
  • a smooth flow of the drying air can be realized and the drying air can be efficiently circulated into the drum 4.
  • a first installation portion 30a for installing the radiator 25 or the heat absorber 24 is arranged on the front side of the drum 4. Yes.
  • circulation air passage 22 may be arranged in the upper part of the drum 4 and inclined forward and provided in a direction parallel to the rotating shaft 7 of the drum 4.
  • the condensed water generated in the heat absorber 24 can be easily discharged from the back side of the drum 4.
  • the circulation air passage 22 is arranged along the outer tub 1, the circulation air passage 22 can be arranged in a compact manner, and the drying air can be efficiently circulated into the drum 4.
  • the heat pump device 47 or a device constituting the heat pump device 47 can be easily taken out from the housing 2 during repair or maintenance work of the heat pump device 47.
  • the circulation air passage has an open portion 22b on which the heat radiator 25 and the heat absorber 24 can be attached and detached on the upper surface side, and a cover 46 that covers the open portion 22b so as to be removable.
  • the container 24 may be accommodated in the circulation air passage, and the cover 46 may form the circulation air passage.
  • the lid 32 is configured to be rotatable by a hinge mechanism 34.
  • control part 38 which controls operation
  • it further includes telescopic connecting members 23 and 26 for connecting the heat pump device 47 and the outer tub 1, one end of the connecting members 23 and 26 is connected to the circulation air passage side, and the other end is connected to the outside.
  • an upper opening 2a is disposed in the housing 2, and at least one of the two ends of the connecting members 23 and 26 is configured to be detachable via the upper opening 2a.
  • connection and separation between the heat pump device 47 and the outer tub 1 are easy due to the flexibility of the connecting members 23 and 26, and the heat pump device 47 can be efficiently attached and detached.
  • the drum-type washing and drying machine according to the present invention can easily perform repair and maintenance work of the heat pump apparatus, it is useful as a washing and drying machine that is equipped with the heat pump apparatus and performs washing and drying. .

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
PCT/JP2009/002606 2008-06-18 2009-06-10 ドラム式洗濯乾燥機 WO2009153935A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2009801231231A CN102066640B (zh) 2008-06-18 2009-06-10 滚筒式洗涤干燥机
EP09766383.5A EP2281934B1 (de) 2008-06-18 2009-06-10 Trommelwaschmaschine und trockner

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2008158686A JP5104577B2 (ja) 2008-06-18 2008-06-18 ドラム式洗濯乾燥機
JP2008-158686 2008-06-18
JP2008-158688 2008-06-18
JP2008-158687 2008-06-18
JP2008158688A JP5104579B2 (ja) 2008-06-18 2008-06-18 ドラム式洗濯乾燥機
JP2008158687A JP5104578B2 (ja) 2008-06-18 2008-06-18 ドラム式洗濯乾燥機

Publications (1)

Publication Number Publication Date
WO2009153935A1 true WO2009153935A1 (ja) 2009-12-23

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PCT/JP2009/002606 WO2009153935A1 (ja) 2008-06-18 2009-06-10 ドラム式洗濯乾燥機

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Country Link
EP (1) EP2281934B1 (de)
KR (1) KR20110021900A (de)
CN (1) CN102066640B (de)
TW (1) TW201013003A (de)
WO (1) WO2009153935A1 (de)

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CN102108622A (zh) * 2009-12-28 2011-06-29 松下电器产业株式会社 烘干机
CN102108624A (zh) * 2009-12-28 2011-06-29 松下电器产业株式会社 烘干机及洗涤烘干机
JP2011136075A (ja) * 2009-12-28 2011-07-14 Panasonic Corp 衣類乾燥機および洗濯乾燥機
JP2012000176A (ja) * 2010-06-15 2012-01-05 Panasonic Corp 洗濯機
EP2471998B1 (de) * 2011-01-04 2019-04-10 Electrolux Home Products Corporation N.V. Vorrichtung zum Wäschetrocknen

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CN102206916B (zh) * 2011-06-23 2016-08-31 青岛海尔洗衣机有限公司 一种用于滚筒干衣的热泵烘干系统及控制方法
JP2013153839A (ja) * 2012-01-27 2013-08-15 Panasonic Corp ドラム式洗濯乾燥機
CN104233735B (zh) * 2013-06-21 2018-02-23 海尔集团公司 一种热泵干衣机及干衣方法
KR102127383B1 (ko) * 2013-08-01 2020-06-26 엘지전자 주식회사 의류처리장치
CN104695191B (zh) * 2013-12-06 2018-01-16 杭州三花研究院有限公司 热泵洗衣干衣机
CN103882662B (zh) * 2014-04-13 2015-09-09 吉首大学 热泵式干衣装置
KR102302326B1 (ko) * 2014-10-28 2021-09-15 엘지전자 주식회사 의류처리장치
CN105696290B (zh) * 2014-11-25 2019-06-14 杭州三花研究院有限公司 一种衣物干燥装置
CN105483969B (zh) * 2015-12-04 2018-09-18 无锡小天鹅股份有限公司 衣物处理机
CN105648721A (zh) * 2015-12-07 2016-06-08 无锡小天鹅股份有限公司 洗干一体机
KR102585025B1 (ko) 2016-01-05 2023-10-05 엘지전자 주식회사 히트펌프 모듈을 구비하는 의류처리장치
KR102585024B1 (ko) 2016-01-05 2023-10-05 엘지전자 주식회사 히트펌프 모듈을 구비하는 의류처리장치
WO2017206237A1 (zh) * 2016-05-31 2017-12-07 无锡小天鹅股份有限公司 热泵干衣机或热泵洗干一体机
US20170342647A1 (en) * 2016-05-31 2017-11-30 Wuxi Little Swan Co., Ltd. Heat pump drying or washing-drying machine
CN107447462B (zh) * 2016-05-31 2020-06-16 无锡小天鹅电器有限公司 热泵干衣机或热泵洗干一体机
WO2017206238A1 (zh) * 2016-05-31 2017-12-07 无锡小天鹅股份有限公司 干衣机或洗干一体机
CN107780180B (zh) * 2016-08-30 2020-09-08 青岛海尔滚筒洗衣机有限公司 一种换热器和具有该换热器的洗衣机
KR102656144B1 (ko) 2016-12-23 2024-04-11 삼성전자주식회사 세탁기
CN108425222B (zh) * 2017-02-13 2021-09-07 青岛海尔洗涤电器有限公司 一种节能干衣机
EP3467187B1 (de) 2017-10-09 2021-12-22 Whirlpool Corporation Zur verwendung in einer maschine zum trocknen von wäsche konfigurierter filter und mit solch einem filter ausgestattete maschine zum trocknen von wäsche
CN108589166A (zh) * 2018-05-15 2018-09-28 珠海格力电器股份有限公司 洗衣干衣机
CN114232298A (zh) * 2021-11-30 2022-03-25 珠海格力电器股份有限公司 一种热泵烘干设备及控制方法
BE1030176B1 (de) * 2022-01-12 2023-08-10 Miele & Cie Wäschebehandlungsgerät mit Wärmepumpe

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CN102108622A (zh) * 2009-12-28 2011-06-29 松下电器产业株式会社 烘干机
CN102108624A (zh) * 2009-12-28 2011-06-29 松下电器产业株式会社 烘干机及洗涤烘干机
JP2011136075A (ja) * 2009-12-28 2011-07-14 Panasonic Corp 衣類乾燥機および洗濯乾燥機
JP2011136074A (ja) * 2009-12-28 2011-07-14 Panasonic Corp 洗濯乾燥機
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Also Published As

Publication number Publication date
CN102066640A (zh) 2011-05-18
KR20110021900A (ko) 2011-03-04
TW201013003A (en) 2010-04-01
EP2281934A4 (de) 2012-01-18
EP2281934A1 (de) 2011-02-09
CN102066640B (zh) 2013-05-29
EP2281934B1 (de) 2014-04-02

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