WO2008016071A1 - Machine à laver - Google Patents

Machine à laver Download PDF

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Publication number
WO2008016071A1
WO2008016071A1 PCT/JP2007/065047 JP2007065047W WO2008016071A1 WO 2008016071 A1 WO2008016071 A1 WO 2008016071A1 JP 2007065047 W JP2007065047 W JP 2007065047W WO 2008016071 A1 WO2008016071 A1 WO 2008016071A1
Authority
WO
WIPO (PCT)
Prior art keywords
washing
water
pulsator
washing machine
tub
Prior art date
Application number
PCT/JP2007/065047
Other languages
English (en)
Japanese (ja)
Inventor
Naho Misumi
Masaji Kukino
Hiroshi Ando
Masashi Osada
Norihiko Ishikawa
Kazuhiro Iwase
Katsuhisa Otsuta
Makoto Miyamoto
Kazunori Tsuchino
Nobuhide Hinomoto
Takumi Akutsu
Original Assignee
Mitsubishi Electric Corporation
Nihon Kentetsu Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2006353203A external-priority patent/JP2008161370A/ja
Priority claimed from JP2006352901A external-priority patent/JP2008161352A/ja
Priority claimed from JP2006355990A external-priority patent/JP2008161535A/ja
Priority claimed from JP2007034880A external-priority patent/JP2008194361A/ja
Priority claimed from JP2007066454A external-priority patent/JP2008055135A/ja
Application filed by Mitsubishi Electric Corporation, Nihon Kentetsu Co., Ltd. filed Critical Mitsubishi Electric Corporation
Publication of WO2008016071A1 publication Critical patent/WO2008016071A1/fr

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Classifications

    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30—Driving arrangements 
    • D06F37/40—Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively
    • 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
    • D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
    • D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
    • D06F17/10—Impellers
    • 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
    • D06F21/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement 
    • D06F21/10—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement  about an inclined axis
    • 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
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D06F37/14—Ribs or rubbing means forming part of the receptacle
    • D06F37/145—Ribs or rubbing means forming part of the receptacle ribs or lifters having means for circulating the washing liquid

Definitions

  • the present invention relates to a washing machine, and more particularly to a pulsator type washing machine.
  • washing machines are roughly classified into a drum type and a pulsator type.
  • a drum corresponding to a washing tub
  • the mechanical action and the chemical action by the detergent when the laundry falls in the drum by the rotation are used.
  • the drum is rotated and centrifugal force is used.
  • drying of laundry after dehydration involves rotating the drum while blowing warm air into the drum.
  • the pulsator method rotates the pulsator placed at the bottom of the washing tub (or washing and dehydrating tub) and generates a “circulating water flow” by the rotation, which causes mechanical action such as friction or vibration. Dirt is removed by chemical action with detergents.
  • the laundry is dewatered by rotating the washing tub and using centrifugal force. Furthermore, the laundry after dehydration is dried by blowing warm air into the washing tub while rotating the pulsator and stirring the laundry.
  • a washing machine has a water storage tank (same as the water tank) for storing the washing water and a laundry tank (generically referred to as a dewatering washing tank and a dehydrating drying washing tank) stored in the water storage tank. Yes. Then, in order to install a filter that captures waste (cloth waste, yarn waste, etc.) floating in the washing water, or to spray defoaming water on the surface of the washing water, the washing water that has flowed out of the washing tub Circulate A circulation channel for this purpose is formed.
  • a back blade is formed on the lower surface of the base of the pulsator installed in the washing tub, and the pump chamber is formed by the rotating pulsator, the casing surrounding the pulsator, and the lower surface of the washing tub.
  • An invention for forming and improving the pump performance is disclosed (for example, see Patent Document 4).
  • washing liquid is discharged from the discharge port at the top of the washing tub into the washing tub through the opening provided at the bottom and the water passage by the back blade of the stirring blade provided at the bottom.
  • a pump chamber is formed on the outer peripheral portion of the back blade provided on the pulsator (agitating blade), and the washing liquid in the washing and dewatering tub is passed through the circulation channel by this pump chamber.
  • a pump chamber is formed on the outer peripheral portion of the back blade provided on the pulsator (agitating blade), and the washing liquid in the washing and dewatering tub is passed through the circulation channel by this pump chamber.
  • feeds water to a water spout formed in the upper part see, for example, Patent Document 7).
  • Patent Document 1 Japanese Patent Laid-Open No. 2005-81102 (FIGS. 2, 6, etc.)
  • Patent Document 2 Japanese Utility Model Publication No. 56-44676 (Fig. 2, Fig. 3, etc.)
  • Patent Document 3 JP-A-8-168589 (Page 45, Fig. 1)
  • Patent Document 4 Japanese Patent Laid-Open No. 7-255992 (page 3-4, Fig. 1)
  • Patent Document 5 Japanese Unexamined Patent Publication No. 2005-304661 (Figs. 2 and 8)
  • Patent Document 6 JP-A-8-66589 (Page 3, Figure 1)
  • Patent Document 7 JP-A-8-215469 (Page 4, Figure 1)
  • Patent Document 3 prevents the washing water discharged by the pump-up action of the back blade provided on the back surface of the pulsator from flowing out of the washing tub. Therefore, it is sprayed between the washing tub and the water storage tank so that the foam that flows out of the washing tub and the foam that flows out of the water storage tank does not flow out of the water storage tank.
  • the invention since the invention is intended only to apply washing water to clothes, the upper part of the circulation channel is open to the atmosphere, and the washing water does not spout out vigorously.
  • the hydrostatic pressure hydrostatic pressure derived from the difference between the height of the upper part of the circulating water channel and the height of the through hole
  • the washing water is generated by the pressure generated by the pulsator. Is not a jet.
  • the invention disclosed in Patent Document 4 is to form a labyrinth seal portion between the washing tub and the outer peripheral edge of the pulsator.
  • An annular rib is formed on the back side of the casing, and the annular rib is opposed to the outer surface of the casing with a slight gap, or a flat portion is formed on the back side of the pulsator, and the flat section is slightly spaced on the jaw formed on the casing. Or confronting them.
  • the washing water passing through the circulation channel is sprinkled by the water spout for washing the laundry set on the upper surface of the partition placed above the pulsator. There was a partition for washing.
  • the present invention has been made in view of the above problems, and an object thereof is to provide a pulsator type washing machine as described below.
  • Washing water can be applied evenly to the laundry in the washing and dewatering tank without using tools such as partitions.
  • a pulsator as a rotating body is arranged at the bottom of the washing tub.
  • the pulsator has a base portion having a surface formed on an inclined surface by lowering one end of the upper surface and raising the other end of the upper surface facing the pulsator, and the base. And a wing portion extending along the inclination direction of the inclined surface.
  • a second washing machine includes a water storage tub that can store and discharge washing water, a washing tub stored in the water storage tub,
  • a pulsator disposed at the bottom of the washing tub
  • a circulation channel installed in the washing tub and communicating with the pump chamber
  • Washing water discharged from the pump chamber is jetted toward the water storage tank through the circulation water channel.
  • a third washing machine includes a water storage tub that can store and discharge washing water, and a laundry tub that is stored in the water storage tank and has an opening at the center of the bottom surface.
  • a pulsator rotatably disposed in the washing tub;
  • a casing that is installed in the washing tub and surrounds the pulsator in a rotatable manner; a circulation channel that is installed in the washing tub and communicates with an opening formed in the casing;
  • An injection hole provided in the circulation channel and opening inside or outside of the washing tub, and
  • a labyrinth is formed between the pulsator and the casing to make it difficult for water to escape.
  • washing tub is the same as the “dehydration / washing tub” when used for washing and dehydration, and the “washing tub” is used for drying (for example, when warm air is supplied). Same as “dehydration and washing tub”.
  • Washing water refers to water used for washing, and is not limited to tap water, bath water, or those into which detergent is added.
  • laundry refers to one or both of “washing” and “rinsing”.
  • a fourth washing machine according to the present invention is a washing machine in which a pulsator that is a rotating body for stirring laundry is arranged at a central portion of a bottom of a washing and dewatering tank,
  • the pulsator is vertically provided with a base portion having an inclined surface formed on the upper surface by lowering one end side and raising the other end opposite thereto, and extending from one end side to the other end side of the upper surface of the base portion. With feathers,
  • the upper surface of the bottom wall located outside the pulsator and the upper surface of the outer peripheral portion of the base part of the pulsator are formed to be flush with each other.
  • a fifth washing machine includes a washing and dewatering tub that is rotatably disposed in a water tub, and a stirring blade that is rotatably provided at the bottom of the washing and dewatering tub.
  • a water outlet is provided in the upper part, and a water channel is formed with the side plate of the washing and dewatering tub.
  • the water channel body is arranged on the side plate of the washing and dewatering tub.
  • the upper surface of the pulsator is inclined by a two-stage configuration including a base portion having an inclined surface and a wing portion protruding from the inclined surface. Therefore, it is possible to secure an inclined surface sufficient to move the laundry up and down while keeping the volume of the pulsator small. As a result, it is possible to improve the drying performance of the laundry while minimizing the decrease in the washing / drying capacity and the amount of water that can be used and also reducing the increase in the load of the motor that drives the pulsator as much as possible. In addition, since the pulsator has been treated to balance when the pulsator rotates, it can be rotated smoothly regardless of the shape of the pulsator.
  • the area higher than the water surface on the inner surface of the water tank is easily soiled by the splashing of washing water, and the water tank is kept clean, because the force and area are washed by the injected washing water. It is.
  • a fourth washing machine includes: an upper surface of a bottom wall positioned outside the pulsator in the washing / dehydrating tub; and an upper surface of an outer peripheral portion of the base portion of the pulsator. So that the height position of the boundary between the washing / dehydrating tub and the pulsator does not change relatively while the pulsator is rotating. It is possible to prevent pinching and to reduce the load torque applied to the motor that drives the pulsator.
  • the fourth washing machine according to the present invention is a type of washing machine (for example, an inclined state or capacity of the water layer) by a water flow derivative provided separately and detachably in the water channel body.
  • the washing water can be sprayed at a predetermined angle from the discharge port, and it can be applied evenly to the laundry rotating by the vortex, and the laundry can be washed efficiently.
  • FIG. 1 is a side sectional view of a washing machine according to an embodiment of the present invention.
  • FIG. 2 is a perspective view showing a pulsator used in the washing machine of FIG.
  • FIG. 3 is a side view of the panorestator of FIG.
  • FIG. 4 is a cross-sectional view taken along a line perpendicular to the wing portion, showing a modification of the pulsator of FIG.
  • FIG. 5 is a diagram for explaining the operation of the wings constituting the pulsator.
  • FIG. 6 is a side sectional view of the washing machine according to the embodiment of the present invention with the water tank inclined.
  • FIG. 7 is a block diagram illustrating the configuration of control means in the washing machine shown in FIG.
  • FIG. 8 is a schematic flowchart of a control method of control means in the washing machine shown in FIG.
  • FIG. 9 is a time chart for explaining the control method shown in FIG.
  • FIG. 10 is a time chart for explaining the control method shown in FIG. 11] A schematic diagram explaining the state of the pulsator with the washing tub tilted. 12] A schematic diagram for explaining the state of the pulsator with the washing tub tilted. Gion 13] Detailed view of the back (bottom) side of the pulsator in Figure 2.
  • FIG. 2 A side sectional view for explaining the labyrinth 3 that can be installed in the washing machine shown in FIG. Garden 24] A side sectional view for explaining the labyrinth 4 that can be installed in the washing machine shown in FIG. 25] A side sectional view for explaining the labyrinth 5 that can be installed in the washing machine shown in FIG. 26] A side sectional view for explaining the labyrinth 6 that can be installed in the washing machine shown in FIG. 27] A side sectional view for explaining the labyrinth 7 that can be installed in the washing machine shown in FIG. 28] A sectional view in side view showing a part of the washing machine according to Embodiment 3-2 of the present invention.
  • FIG. 30 A plan view with a part in cross section schematically showing the water flow for explaining the washing machine shown in FIG.
  • FIG. 33 is a side sectional view for explaining the washing machine according to Embodiment 3-4 of the present invention.
  • FIG. 34 is a side view of the washing machine according to the fourth embodiment of the present invention as viewed from the side.
  • FIG. 35 is a perspective view showing the pulsator of FIG. 34.
  • FIG. 36 is an enlarged cross-sectional view of the pulsator portion of FIG.
  • FIG. 37 is an explanatory perspective view for explaining the positional relationship between the pulsator and the water channel.
  • FIG. 38 is a cross-sectional view of a water channel body and a water flow derivative attached to a washing and dewatering tub of a washing machine according to Embodiment 5 of the present invention.
  • FIG. 39 is a perspective view of a water channel body and a water flow derivative.
  • FIG. 40 is a perspective view showing the water flow derivative attached to the water channel body.
  • 1001 Housing, 1002: Aquarium, 1003: Hanging rod, 1004: Noreset overnight, 1004A: Noreseta surface, 1004B: Noreseter back side, 1004a: Base, 1004b: Wings, 1004c: 1004k: Rib, 1004 ⁇ : Rib, 1005: Washing soda, 1006: Balancer, 1007: Aquarium cover, 1008: Inner lid, 1009: Outer lid, 1010: Top Power bar, 1011: Rotating motor, 1012: Water supply path, 1013: Water supply mechanism, 1014: Water supply valve, 101 5: Fan for drying, 1016: Blower duct, 1017: Heat evening, 1018: Water hose, 1019: Horizontal plate , 1020: tilting table, 1050: laundry.
  • 2010 Enclosure, 2011: Hibukanoichi, 2012: Enclosure opening, 2012a: Outer lid, 2013: Enclosure side wall, 2014: Bracket, 2015: Hood, 2019: Hanging rod, 2019a: Front side Suspension rod, 2019b: Rear suspension rod, 2020: Reservoir, 2021: Aquarium cover, 2022: Aquarium opening, 2023: Aquarium cylindrical portion, 2024: Bracket, 2026: Bottom, 2030: Washing basin, 2031: Top opening , 2032: Nolancer, 2033: Washing cylinder ⁇ 2035: Circulation port, 2036: Bottom surface, 2040: Nonresator, 2040a: Convex, 2041: Sone, 2042: Annular plate, 2043: Caro speed flow path, 2044: Ma-ku motives, 2045: suction port, 2046: outer periphery, 2047: ridge, 2050: circulation channel, 2051: upper lid, 2052: discharge port, 2053: circulation channel wall,
  • 2055 End face, 2056: Clearance, 2060: Casing, 2061: Outer circumference, 2062: Inner circumference opening P part, 2 063: Clearance, 2070: Injection hole, 2080: Rotating motor, 2090: Fine bubble generation mechanism, 2090a: Fine bubble Generation mechanism, 2090b: Fine bubble generation mechanism, 2091: Nozzle, 2092: Throat Part, 2093: diffuser part, 2094: slit, 2095: annular air passage, 2096: air supply air passage, 2100: washing machine (1 of the embodiment 2), 2200: washing machine (2 of the embodiment 2), 2210: Lifting rod lifting means.
  • 5001 Washing and dewatering tank
  • 5002 Side plate
  • 5003 Bottom
  • 5004 Stepped part
  • 5010 Waterway body
  • 5010a Front plate, 5010b: Top plate, 5010c: Inclined plate, 5010d: Support plate, 5010e: Discharge P, 5010f: Side wall, 5010g: Rib, 5010h, 10i: Screw mounting part, 5011: Water flow derivative, 5011 a: Flow Inlet, 501 lb: Outlet, 5011c: Front part, 501 Id: Rear part, 501 le: Fixing plate, 50 llf: Screw.
  • the first washing machine according to the present invention is referred to as the first washing machine according to the first and second embodiments (hereinafter, sometimes referred to as “embodiment 2”) according to the second embodiment.
  • the third washing machine according to the present invention is referred to as the third washing machine according to the present invention, the third washing machine according to the third embodiment, the third washing machine according to the present invention, the third washing machine according to the third embodiment.
  • the fourth embodiment corresponds to the best mode for carrying out the fourth washing machine according to the present invention
  • the fifth embodiment corresponds to the best mode for carrying out the fifth washing machine according to the present invention.
  • FIG. 1 is a side sectional view of a washing machine according to Embodiment 1 of the present invention.
  • This washing machine performs a series of washing steps, a rinsing step, a dewatering step, and a drying step.
  • the washing process and the rinsing process may be collectively referred to as a “washing process”.
  • the casing 1001 has a rectangular cross section (same as a substantially rectangular parallelepiped), and a top cover 1010 is installed on the top surface.
  • Top cover 1010 has a top opening that is connected to the front (left side in Fig. 1), and a front opening is formed near the top of the front, connecting the top opening and the front opening.
  • the opened opening serves as an inlet for taking in and out the laundry.
  • a transparent outer lid 1009 is installed at the inlet so as to be freely opened and closed.
  • corners where the surfaces of the casing 1001 and the top cover 1010 intersect are formed in an arc shape.
  • the casing 1001 is provided with the upper end of the suspension bar 1003 near the upper end of the four corners, and the horizontal base 1019 and the tilting base 1020 are installed at the lower end of the suspension bar 1003. Further, a tilting fulcrum 1020a for rotatably supporting the tilting table 1020 is provided near the front surface of the horizontal table 1019. For the sake of distinction from the rotation of the washing tub 1005, the rotation of the tilting table 1020 is referred to as “tilting” for convenience.
  • a water tank 1002 is stored in the housing 1001.
  • the water tank 1002 has a cylindrical shape with the top surface opened and the bottom surface closed, and is fixed to the tilting table 1020.
  • An aquarium cover 1007 having an opening on the inside is installed on the upper end surface of the aquarium 1002 (same as the periphery of the top opening).
  • an inner lid 1008 that closes or opens the opening of the water tank cover 1007 is tiltably installed in the water tank cover 1007.
  • an inner lid 1008 is disposed below the outer lid 1009.
  • the opening / closing operation of the outer lid 1009 is transmitted to the inner lid 1008 by an interlocking mechanism (not shown).
  • an interlocking mechanism not shown.
  • the inner lid 1008 is also opened, and when the outer lid 1009 is closed, the inner lid 1008 is also closed. Yes.
  • a lid lock mechanism (not shown) is installed to lock the outer lid 1009 and the inner lid 1008) so that they cannot be opened.
  • the lid lock mechanism may be mechanically performed using an electromagnetic pin that moves forward and backward, or when the outer lid 1009 or the inner lid 1008) is opened and closed by an electric lid opening / closing drive mechanism.
  • the lid opening / closing drive mechanism may not be electrically driven.
  • washing tub 1005 Since the washing tub 1005 is used for washing, rinsing, dehydrating and drying the inputted laundry, it is also called a washing / dehydrating tub or a washing / dehydrating / drying tub.
  • the washing tub 1005 is rotatably disposed in the water tub 1002. That is, since the water tank 1002 is fixed to the tilting table 1020 and the tilting table 1020 tilts, the washing tank 1005 tilts together with the water tank 1002.
  • Laundry tub 1005 is open at the top and closed at the bottom. A plurality of water holes for dehydration are formed on the side surface.
  • a balancer 1006 is installed around the top opening of the washing tub 1005.
  • the range force enclosed by the balancer 1006's inner circumference is used as an opening to load and unload laundry. Since the water tank 1002 for storing the washing tank 1005 is provided with a water tank cover 1007, the upper end surface of the balancer 1006 is covered and hidden by the water tank cover 1007.
  • FIG. 2 is a perspective view showing the pulsator 1004 used in this embodiment, and FIG. 2 is a side view as seen from the direction of arrow X in FIG.
  • This pulsator 1004 has a disk-shaped base 1004a with an inclined surface formed on the surface (upper surface) 1004A by lowering one end of the upper surface and raising the other end facing it.
  • the wing part 1004b has a wing part 1004b that protrudes and extends along the inclination direction of the inclined surface and traverses the center part of the base part 1004a.
  • the height of the base portion 1004a increases from the low side to the high side.
  • the reference numeral 1004B in the figure indicates the back (bottom) of the pulsator!
  • drain holes 1004c provided in the pulsator 1004 are provided more in the region on the lower side than the higher side of the base portion 1004a. As a result, the amount of drainage from the low-height part where water tends to collect increases, and drainage efficiency from the washing tub 1005 is improved.
  • FIG. 4 shows a modification of the pulsator 1004.
  • the wing part 1004b of the non-resator 1004 is shown. It is sectional drawing in the line orthogonal to the longitudinal direction.
  • both side surfaces of the base portion 1004a separated by the wing portion 1004b are also formed as inclined surfaces that become higher from the edge toward the wing portion 1004b.
  • the pulsator 1004 rotates, the laundry jumps along the inclined surface toward the top of the wing portion 1004b, and the vertical movement of the laundry is further promoted to further improve the laundry drying performance. .
  • FIG. 5 is an action explanatory diagram for explaining the action of the wing part 1004b configured as described above.
  • the steeply inclined wall surface 1004s acts to give a force to push the laundry 1050 horizontally, and the loosely inclined wall surface 1004g moves the laundry 1050 up and down. To contribute. Therefore, the wall surface 1004s with a steep slope is effective when washing and rinsing, and the wall surface 1004g with a gentle slope is effective when drying.
  • the pulsator 1004 may be an integrally molded product in which the base portion 1004a and the wing portion 1004b are integrally molded. Alternatively, the base portion 1004a and the wing portion 1004b may be combined as separate members. The assembly which becomes may be sufficient. If the base part 1004a and the wing part 1004b are integrally formed of resin or the like, the cost can be reduced in terms of the number of parts and assembly workability. On the other hand, if the base part 1004a and the wing part 1004b are separate parts, a metal material with good thermal conductivity (for example, stainless steel) from the viewpoint of drying performance, and a member can be appropriately selected from the viewpoint of design.
  • a metal material with good thermal conductivity for example, stainless steel
  • the pulsator 1004 may have a plurality of wings 1004b as a single IJ depending on the force situation in which one row of wings 1004b is provided.
  • a plurality of pump-up blades 1004k for scooping up water are provided radially on the back surface (bottom surface) 1004B of the non-reactor 1004.
  • the center of gravity is preferably positioned on the rotation axis of the pulsator 1004. Therefore, the pulsator 1004 Corresponding to the above shape, it is preferable to apply various modes for balance adjustment to the base portion 1004a and / or the wing portion 1004b.
  • the thickness of the bottom surface side of the base portion 1004a and / or the wing portion 1004b is adjusted in accordance with the shape of the pulsator 1004, and the position of the center of gravity is positioned on the rotation axis.
  • the thickness of the pulsator 1004 can be adjusted, for example, by forming a cavity on the bottom side (back side) of the higher pulsator 1004 and reducing the weight of that part.
  • one or a plurality of three-dimensional weight portions are formed on the bottom surface side (back surface side) of the base portion 1004a and / or the wing portion 1004b on the side having a smaller mass with respect to the rotational axis center of the pulsator 1004 Part) is added, thereby increasing the weight of the part and adjusting the balance with force S.
  • the three-dimensional weight part for example, at least one rib (or rib group) provided near the pump-up blade 1004k on the bottom side (back side) of the base part 1004a and / or the wing part 1004b ) 1004m, 1004 ⁇ , etc. If the rib is an arc-shaped rib along the rotation direction of the pulsator 1004, the resistance of water accompanying the turning of the pulsator 1004 can be reduced.
  • the pulsator 1004 has a center of gravity (here, referred to as a dynamic center of gravity) at the time of turning (rotation) positioned on the rotation axis of the pulsator 1004.
  • a center of gravity here, referred to as a dynamic center of gravity
  • the volume of the space defined by the adjacent pump-up blades 1004k on the back surface of the base 1004a is substantially equal in the areas facing each other around the rotation axis of the pulsator 1004 (corresponding to the central hole in FIG. 13). It is good to form so that it may become.
  • a part of the back surface side of the base portion 1004a is formed of a non-immersible low density member.
  • a lid is provided so that water does not enter into a part or all of the space defined by adjacent pump-up blades 1004k on the back side of the pulsator 1004 in the height (depth) direction. It is preferable to form a watertight structure so that the volume of the space formed on the back side of the pulsator 1004 is made substantially equal between the regions facing each other about the rotation axis of the pulsator 1004.
  • a foamed resin material composed of closed cells, for example, foamed polystyrene, can be used.
  • a common rotation motor 1011 for rotationally driving the pulsator 1004 and the washing tub 1005 is installed on the bottom surface of the water tank 1002 and on the bottom surface of the tilting table 1020.
  • rotation distribution means for distributing the rotation of the rotation motor 1011 to the pulsator 1004 or the washing tub 1005 pulsator side rotation transmission means for transmitting rotation (turning) from the common rotation distribution means to the pulsator 1004,
  • a tank side rotation transmitting means for transmitting rotation from the common rotation distributing means to the washing tub 1005 is provided, but these means are not particularly shown.
  • the rotation motor 1011 and the rotation distribution means perform predetermined rotation / stop and distribution in the washing process, the dewatering process, and the drying process, respectively, according to a command from the control means.
  • a water supply mechanism 1013 is installed on the top surface of the water tank 1002 and on the lower surface side of the water tank cover 1007.
  • the water supply mechanism 1013 has a water supply path 1012 whose one end is led out of the housing 1001 and connected to an external water supply, and a water supply valve 1014 installed in the middle of the water supply path 1012 to open and close the flow of water. ing.
  • a drainage port (not shown) is formed on the bottom surface of the water tank 1002, and a drainage hose 1018 is connected to the drainage port.
  • a drain valve (not shown) is provided at the drain port or drain hose 1018 to open and close the flow of water. Therefore, when the water supply valve 1014 and the drain valve are closed and the inner lid 1008 is closed, the water tank 1002 is sealed.
  • the drying means dries the laundry with hot air, and includes a drying fan 1015 that supplies warm air into the washing tub 1005 during a drying process, and a heater 1017 that heats the air.
  • the drying fan 1015 is installed on the lower surface of the horizontal table 1019, and a heater 1017 is installed at the casing discharge port of the drying fan 1015.
  • An air duct 1016 is provided that communicates with the casing discharge port and rises along the outer wall of the water tank 1002 and opens at the upper opening edge of the water tank 1002. Further, since the air duct 1016 is flexible in the vicinity of the communication portion with the casing discharge port, the air duct 1016 tilts as the water tank 1002 tilts. When the force and drying means are installed on the tilting table 1020, the air blowing plate 1016 is not required to be flexible.
  • the hot air heated by the heater 1017 is discharged into an exhaust duct (not shown) after drying the laundry in the washing tub 1005. Then, after “water-cooled dehumidification” is performed to spray water toward the discharged hot air, it is sent again to the air duct 1016 for circulation.
  • the tilting operation of the water tank 1002 for tilting the water tank 1002 as shown in Fig. 6 can be performed by various methods. For example, using a motor, a pinion and a rack, the tilting table 1020 can be rotated around the tilting fulcrum 1020a. Further, the water tank 1002 can be tilted by moving the rear suspension rod 1003 supporting the water tank 1002 up and down.
  • FIG. 7 is a block diagram illustrating the configuration of the control means for controlling the operation of the washing machine shown in FIG.
  • This washing machine control means 1110 has a CPU 1130, an input interface 1120, an output interface 1140, a memory 1150, and a clock control unit 1160 (connected to the timer 1170)! /,
  • the input interface 1120 is used to input various signals to the CPU 1 130 via the operation course setting switch, power switch, and other operation switches (indicated by “'1 SW” in the figure), and an inclination angle detector.
  • the output interface 1140 includes a drying fan 1015 that outputs a predetermined control signal from the CPU 1130, a motor (generally referred to as the rotation motor 1011 of the washing tub 1005, the tilting motor of the water tub 1002, etc.), etc. It is connected.
  • a drying fan 1015 that outputs a predetermined control signal from the CPU 1130
  • a motor generally referred to as the rotation motor 1011 of the washing tub 1005, the tilting motor of the water tub 1002, etc.
  • the safety SW indicates, for example, a switch for confirming that a lid locking mechanism for locking the opening / closing of the outer lid 1009, a tilt locking mechanism for locking the tilting of the tilting 1020, or the like is operating.
  • the memory 1150 stores control conditions corresponding to the respective courses of the driving course. Then, the CPU 1130 issues a control command for determining the tilt angle and tilting to the determined tilt angle according to each stroke of the driving course.
  • FIG. 8 to 10 illustrate an example of the control method of the control means 1110.
  • FIG. 8 is a schematic flowchart of a series of steps of the washing machine
  • FIGS. 9 and 10 are a series of steps of the washing machine. Each of these time charts is shown as an example.
  • the washing tub 1005 is tilted during the washing and drying strokes, while in FIG. 10, the washing tub 1005 is kept upright during the washing, drying and drying strokes.
  • This washing machine can perform a washing process, a rinsing process, a dehydrating process, and a drying process of laundry, and a user can appropriately set an “operation course”.
  • the power switch is automatically turned off (OFF) and the washing tub 1005 is tilted.
  • the washing tub 1005 stands upright, and the series of steps is completed.
  • the washing tub 1005 can be left inclined.
  • the washing tub 1005 waits for the washing machine to be turned on (ON), for example, the tilt angle is tilted to 20 degrees, and after the tilting is finished, the lid locks of the inner lid 1008 and the outer lid 1009 are locked. Released. Then, since the inner lid 1008 and the outer lid 1009 can be freely opened and closed, the user can appropriately open the outer lid 1009 (the inner lid 1008 is also opened in conjunction) and put the laundry into the washing tub 1005. it can. At this time, since the washing tub 1005 is inclined, it is easy to load the laundry.
  • the washing tub 1005 is tilted and the power is turned off (OFF), the tilting of the washing tub 1005 is mechanically locked during this time, and the inner lid 1008 and the outer lid 1009 are opened and closed independently. Therefore, the user can appropriately open the outer lid 1009 (and also open the inner lid 1008 in conjunction) and put the laundry into the washing tub 1005. At this time, since the washing tub 1005 is tilted, as described above, it is easy to load the laundry.
  • the outer lid 1009 or the inner lid 1008) When the user sets a driving course and turns on the operation switch (ON), the outer lid 1009 or the inner lid 1008) is closed, and the outer lid 1009 or the inner lid 1008) is locked so as not to be opened. Once the outer lid 1009 and the inner lid 1008) are locked, the lid lock is not released unless the power switch is turned off (OFF) or the entire operation course is completed.
  • the load amount (weight of the loaded laundry) is detected by a known method.
  • the rotation motor 1011 is started to rotate the pulsator 1004 by a certain amount, the rotation motor 1011 is stopped, and the weight of the laundry (“load” is determined by the inertial rotation amount of the pulsator 1004 after stopping. Detect a value that can be converted to “amount”.
  • the inclination angle is set to 30 degrees, for example. As a result, the washing performance is improved as described later, and a sufficient amount of water to penetrate into the laundry is ensured. Keep it with the power S.
  • the inclination angle is 0 degree, that is, the laundry tub 1005 is not tilted, and is sufficient to penetrate the laundry.
  • upright washing make sure that the water in the washing tub 1005 does not spill during washing.
  • the tilting motor installed on the horizontal table 1019 is driven to tilt the tilting table 1020 to which the washing tub 1005 is fixed. That is, the control means outputs a tilt tilt command to the tilt motor.
  • the tilt angle detector detects that the tilt angle has become 20 degrees, or the tilt angle detector (corresponding to the position sensor) installed at the position where the tilt angle is 20 degrees is activated. By the way, the tilting motor is stopped.
  • the tilting is started, and the water that starts washing during the tilting is poured in parallel with the tilting or after the tilting is finished. Water injection may be started.
  • the tilt lock mechanism is activated when the washing tub 1005 is tilted at an angle of 20 degrees, and the pulsator 1004 is rotated at a low speed in the locked state.
  • the end of the washing process is approaching, open the drain valve and decelerate and stop the rotary motor 1011 while draining.
  • the tilt lock mechanism When draining is finished, the tilt lock mechanism is opened, and the washing tub 1005 starts tilting to stand upright. That is, the tilting motor installed on the horizontal base 1019 is driven again to tilt the tilting base 1020 on which the washing tank 1005 is fixed.
  • the tilt angle detector detects that the tilt angle is 0 degree.
  • the tilt motor is stopped and the washing tub 1005 is made vertical (same as vertical) to the floor.
  • the tilt lock mechanism may be opened before the drainage is finished, and tilting of the washing tub 1005 may be started. Even if a driving course that does not include a rinsing process is set, washing at the end of the washing process can be performed by performing washing for a predetermined time in an upright washing tub 1005 before the washing process is completed. Since the unevenness of the object can be reduced, the rotation imbalance in the subsequent dehydration process can be reduced.
  • Rinsing is performed with the tilt lock mechanism activated (locked) with the washing tub 1005 upright.
  • the rotary motor 1011 is rotated at a low speed while water is supplied, and after the predetermined amount of water is supplied, the water supply is stopped, but the rotation continues, and the rotary motor 1011 is decelerated and stopped immediately before the end of rinsing.
  • the valve is opened to drain water.
  • the present invention is not limited to force and control.
  • water injection ⁇ rinsing ⁇ dehydration ⁇ water injection ⁇ rinsing may be executed with a dehydration process of rotating the washing tub 1005 at a high speed in the middle. At this time, since the washing tub 1005 stands upright, even if the washing tub 1005 is rotated at a high speed, generation of vibration and noise can be kept low.
  • Dehydration is performed by rotating the washing tub 1005 at a high speed by the rotary motor 1011 in a state where the washing tub 1005 is upright.
  • the laundry tub 1005 is not subjected to an unbalanced load (a force acting obliquely with respect to the rotation axis) of the gravity component, so the rotation is stabilized. Therefore, even if the laundry in the washing tub 1005 is uneven, There is no vibration or noise, and the washing tub 1005 and water tub 1002 do not collide with the housing 1001.
  • the tilt lock mechanism is opened, and tilting of the washing tub 1005 is started and tilted. That is, the tilt motor is driven again, and for example, when the tilt angle detector detects that the tilt angle has become 30 degrees, or the tilt angle detector installed at the position where the tilt angle is 30 degrees is activated. By the way, the tilt motor is stopped and the tilt lock mechanism is activated (locked).
  • the heater 1017 is energized (ON) and the drying fan 1015 is activated (ON), and hot air is supplied to the water tank 1002 via the air duct 1016.
  • the washing tub 1005 is tilted, and a “stirring rotation” is performed by reversing the pulsator 1004.
  • a “stirring rotation” is performed by reversing the pulsator 1004.
  • an asymmetric force is applied to the laundry, and the laundry tub 1005 is more upright than when the laundry tub 1005 is upright. Stirring is promoted, drying can be performed efficiently, and drying unevenness can be reduced.
  • the laundry tub 1005 may be dried while standing upright. “Agitating rotation” refers to an operation in which the pulsator 1004 is largely inverted and the washing items are replaced.
  • the rotation of the pulsator 1004 having the characteristic structure as described above promotes the vertical movement of the laundry and improves the drying efficiency.
  • the rotational speed of the pulsator 1004 in the left-right direction is preferably faster than that in the washing process in order to increase the drying efficiency.
  • the rotary motor 1011 and the drying fan 1015 may be started in parallel with the tilting operation. Furthermore, in FIGS. 9 and 20, the water supply valve 1014 is opened during the drying process to prevent static electricity by slightly supplying water to the washing tub 1005 (directly spraying the laundry), or by a switching valve (not shown). This is because when the hot air after changing the water supply direction and drying the laundry returns to the circulating duct, the hot air is sprinkled toward the hot air in the duct. In other words, it is intended to promote condensation of moisture evaporated from laundry (contained in warm air). However, the water supply in the drying process may be stopped. [0064] (S12: Tilt)
  • the tilt lock mechanism is opened, and the washing tub 1005 is tilted again to set the tilt angle to 20 degrees. Note that the washing tub 1005 may be tilted immediately before the end of the drying process and in parallel with the drying.
  • the lid lock is released on condition that the tilt lock mechanism is actuated (locked) and the rotation motor 11 is stopped. Then, the user can easily take out the laundry from the washing tub 1005 by opening the outer lid 1009 (and opening the inner lid 1008 in conjunction). At this time, since the washing tub 1005 is inclined, it is easy to reach the back of the washing tub 1005, and the upper opening of the washing tub 1005 faces the user's line of sight. Easy to see. Note that when the amount of laundry is large, the user may designate the default position and make the laundry tub 1005 upright when taking out the laundry.
  • the power switch is automatically turned off (OFF), and all the series of steps are completed.
  • the tilting table 20 is supported in a wide range of the horizontal table 1019, the weight of the water tank 1002 or the like does not concentrate on the tilting fulcrum 1020a. Therefore, the tilting fulcrum 1020a is released from a load over a long time, and durability is improved.
  • the user can specify the default position and leave the laundry tub 1005 tilted to finish.
  • the water surface forms a rotationally symmetric surface around the rotation axis, whereas when the washing tub 1005 is rotated at an angle, the water surface is relative to the rotation axis.
  • the force acting on the washing water and the laundry in the washing tub 1005 is asymmetric with respect to the rotation axis. Compared with, the movement of the water flow and the laundry becomes complicated, the cleaning power increases, and the washing unevenness is reduced.
  • the predetermined inclination angle can be determined in the range of 20 to 45 degrees according to the amount of laundry (corresponding to the load).
  • the inclination angle can be selected within a range of 0 to 30 degrees during the loading and unloading of the laundry and the drying process. In other words, as described above, the inclination angle that maximizes the cleaning performance varies depending on the shape and size of the washing tub and the amount of laundry to be loaded. It is desirable to determine the process.
  • the inclination angle at the time of loading / unloading the laundry is determined in consideration of the height of the user, the size of the housing, and the like. Furthermore, each user may set a tilt angle that is easy to use.
  • the opening formed in the top cover 1010 that is, the outer lid 1009
  • the opening formed in the top cover 1010 is formed when the washing tub 1005 stands upright in order to respond to a request for loading or unloading laundry while the washing tub 1005 is upright. Therefore, the upper opening of the washing tub 1005 (corresponding to the inner lid 1008) when standing upright when projected onto a horizontal plane is the outer lid 1009. To be included (covered). That is, the outer lid 1009 becomes longer toward the rear surface.
  • the process proceeds to the washing stroke
  • the tilt when moving to the removal of laundry from the drying process is naturally unnecessary. That is, the time required for a series of driving courses can be shortened by the amount of time required for tilting (changing the tilting angle), and the force S for reducing the load on the tilting mechanism and the load can be reduced. .
  • the inclination angle in the washing process or the drying process is not limited to one, and one or more inclination angles are selected within a range of 20 to 45 degrees or 0 to 30 degrees. It may vary step by step, or the inclination angle continuously varies within the range, In other words, you can reciprocate twice or more times between the minimum inclination angle (including upright) and the maximum inclination angle! /. At this time, more complicated water flow is generated and washing is agitated during washing, improving washing performance, and further washing is agitated during drying. Can also contain warm air, improving the drying speed.
  • both side walls of the wing 1004b of the pulsator 1004 are formed of steep and gentle slopes as shown in Fig. 4, the rotational speed and rotation time in the left-right direction (forward and reverse directions) Should be different.
  • the speed is higher than when the pulsator 1004 rotates in the direction of the steep slope of the wing 1004b so that the laundry 1050 can be surely moved up and down.
  • the time for rotating the wing portion 1004b in the direction of the steep slope is shorter than the time for rotating the wing portion 1004b in the direction of the gentle slope.
  • the height of the non-resator 1004 is low as shown in FIG. It is preferable that the side of the washing tub 1005 is positioned on the ascending side of the inclined washing tub 1005 so as to eliminate the unevenness of the washing 1050 in the washing tub 005 and to make the washing 1050 easy to take out the washing 005 force. .
  • draining it is preferable to drain the pulsator 1004 from the position shown in FIG. 11 in the state shown in FIG.
  • the pulsator 1004 unique to the present application is applied to a washing machine of a type that performs a predetermined process in a state where the washing tub 1005 is tilted. Needless to say, it can be applied to any washing machine.
  • An inclined surface is formed on the upper surface by lowering one end side and raising the other end side opposite to it, allowing the laundry tub to tilt forward, and rotating the pulsator with the laundry tub tilted.
  • FIG. 14 to 17 illustrate the washing machine according to 1 of Embodiment 2 of the present invention
  • FIG. 14 is a side sectional view
  • FIG. 15 is an AA sectional view (plan view)
  • FIG. B sectional view plan view
  • Fig. 17 is a CC sectional view (front view).
  • the washing machine 2100 performs a series of washing steps, a rinsing step, a dehydrating step, and a drying step.
  • the washing process and the rinsing process may be collectively referred to as a “washing process”.
  • the casing 2010 has a rectangular cross section (same as a substantially rectangular parallelepiped), and a top cover 2011 is installed on the top surface.
  • the top cover 2011 is formed with a case opening 2012, which serves as a clothing entry port for putting clothes in and out.
  • an outer lid 2 012a (for example, made of a light-transmitting member such as colorless or colored transparent plastic! /, Ru) is installed in the housing opening 2012 so as to be freely opened / closed! /,
  • the lid 2 012a for example, made of a light-transmitting member such as colorless or colored transparent plastic! /, Ru
  • a bracket 2014 is installed near the upper end of the four corners of the casing side wall 2013 of the casing 2010, and the upper ends of the four hanging rods 2019 that suspend the water tank 2020 are locked to the bracket 2014.
  • Reservoir 20 20 has a cup shape with the top surface open and the bottom closed, and the lower end of suspension rod 2019 is locked to bracket 24 installed in aquarium cylindrical portion 2023 and is suspended by suspension rod 2019. It is.
  • a water tank cover 2021 is installed in an inner flange shape on the upper end surface of the water tank 2020 (same as the periphery of the top opening). That is, the water tank cover 2021 has a ring shape, and clothes are put in and taken out through the water tank opening 2022 of the ring.
  • a hood 2015 that connects the casing opening 2012 of the casing 2010 and the tank opening 2022 of the water storage tank 2020 is installed. Since the hood 2015 is flexible or stretchable, it deforms following the inclination of the reservoir 2020.
  • Laundry tub 2030 is used for washing, rinsing, and dehydrating the clothes that have been thrown in, and ⁇ washing and dehydrating tank '' for those that are used for washing, rinsing, dehydrating and drying the clothes that have been thrown in. It is also called a “rinse / dehydration / drying tank”.
  • the washing tub 2030 is rotatably disposed in the water storage tank 2020.
  • the washing tub 2030 has a cup shape having a washing cylindrical portion 2033 whose top surface is open and whose bottom is closed.
  • the washing cylinder portion 2033 has a plurality of water holes for dehydration (hereinafter referred to as “dehydration holes”). 2034 is formed, and a balancer 2032 is installed around the top opening 2031. Therefore, the range surrounded by the inner periphery of the balancer 2032 is used as an opening for putting in and taking out clothes.
  • a pulsator 2040 is rotatably disposed inside (inside of) the bottom 2036 of the washing tub 2030.
  • a root 2040b force S is formed on the upper surface of the base 2040a of the non-reactor 2040 so as to efficiently stir the injected clothes and the injected water.
  • a plurality of blades 2041 are arranged in a substantially radial direction on the lower surface of the base 2040a of the pulsator 2040, and an annular back cover 2042 is provided at the lower end of the plurality of blades 2041 to connect them. ing.
  • a plurality of substantially pyramid-shaped spaces (hereinafter referred to as “acceleration flow paths”) 20 43 partitioned by a pair of blades 2041 are formed between the lower surface of the base 2040a and the upper surface of the back cover 2042. ing.
  • annular gap 2045 is formed between the inner peripheral edge of the annular plate 2042 and the drive shaft 2044 of the pulsator 2040, and is formed on the bottom surface 2036 of the washing tub 2030. Is formed with an opening 35 (hereinafter referred to as “circulation port”) facing the suction port 2045!
  • the pulsator 2040 is rotated while immersed in water, the water in the acceleration flow path 2043 is blown to the outside in the radial direction by centrifugal force, so that the water stored at the bottom of the water storage tank 2020 remains in the circulation port 2035 and It passes through the suction port 2045 and is sucked into the acceleration flow path 2043.
  • the accelerating flow path 2043 becomes a rotating flow path by the annular plate 2042, and there is no leakage from the lower part of the wing 2041, so that the pump performance is superior to a normal pulsator pump without the annular plate 2042.
  • a circulating water channel 2050 having a predetermined thickness (same as the radial distance) and a predetermined width (same as the circumferential distance) extends from the bottom surface 2036 to a substantially upper end.
  • the circulation channel 2050 is surrounded by a part of the washing cylinder 2033 and the circulation channel wall 2053, and the upper end is closed by the upper lid 2051, and between the bottom surface 2036 of the washing tub 2030 and the circulation channel wall 2053.
  • An opening (hereinafter referred to as “ejection port”) 2052 is formed in! Note that the circulation channel 2050 is shown in three places in the circumferential direction! /, But this does not limit the quantity.
  • a casing 2060 is installed in a range excluding the circulation channel 2050 on the bottom surface 2036 of the washing tub 2030. That is, the outer periphery 2061 of the casing 2060 is connected to the washing cylindrical portion 2033 and the circulating water channel wall 2053, and the pulsator 2040 is housed in the inner peripheral opening 2062 in a self-rotating manner.
  • the gap 2063 between the inner periphery of the inner peripheral opening 2062 and the outer periphery 20 46 of the NORSATOR 2040 is narrow, so when the NORESATOR 2040 is rotated, the water stored at the bottom of the water storage tank 2020 is returned to the circulation port 2035. Then, it passes through the suction port 2045 and is sucked into the acceleration channel 2043, passes through the discharge port 2052, and flows into the circulation water channel 2050.
  • a pump chamber is formed by the lower surface of the non-reactor 2040, the root 2041, the annular plate 2042, and the casing 2060.
  • annular protrusion (precisely, a plurality of arc-shaped protrusions because it is divided by a plurality of blades 2041) 2047 is installed on the lower surface along the outer periphery 2046 of the non-reactor 2040. Has been. Therefore, the flow that flows along the lower surface of the pulsator 2040 in the acceleration channel 2043 is bent downward by the protrusion 2047 on the outer periphery 2046.
  • the lower edge of the ridge 2047 installed on the pulsator 2040 is lower than the upper edge of the discharge port 2052 of the circulation channel 2050 (same as the lower surface of the circulation channel wall 2053 at the discharge port 2052) 2054. For this reason, the water blown out from the acceleration flow path 2043 by the rotation of the pulsator 2040 does not directly collide with the end face 2055 of the discharge port 2052 (same as the inner peripheral surface of the circulating water channel wall 2053 at the discharge port 2052).
  • the range in which the circulation water channel 2050 of the washing cylindrical portion 2033 is formed includes a plurality of through holes (hereinafter referred to as “sprayers”) 2070a, 2070b, 2070c, 2070d (hereinafter collectively referred to as “sprayers”). 20 70 ”) may be formed!
  • the inner diameter of the injection hole 2070 is formed so as to be closer to the discharge port 2052, which is the lower end of the circulation channel, so that it is closer to the upper end of the washing tub 2030! /,
  • the flow of water discharged from the injection hole 2070d Momentum does not weaken. That is, since the washing water is vigorously sprayed toward the area where the washing water in the water storage tank 2020 splashes, the area in the water storage tank 2020 is washed, and four injection holes 2070 are formed.
  • the power that indicates that the quantity is not limited.
  • a common rotary motor 2080 for rotationally driving the washing tub 2030 and the pulsator 2040 is installed on the bottom 2026 of the water storage tank 2020. Further, a rotation distributing means (not shown) for distributing the rotation of the rotary motor 2080 to the pulsator 2040 or the washing tub 2030 is provided.
  • the rotation motor 2080 and the rotation distribution means perform predetermined rotation / stop and distribution in the washing process and the dehydration process (or the drying process), respectively, according to a command from the control means.
  • a water supply mechanism is installed on the top surface of the water storage tank 2020 (more precisely, the lower surface side of the water tank cover 2021).
  • the water supply mechanism has a water supply path that is led out of the casing 2010 and connected to an external water supply, and a water supply valve that is installed in the middle of the water supply path to open and close the flow of water.
  • a drain outlet is formed on the bottom surface of the storage tank 2020, and a drain hose is connected to the drain outlet.
  • a drain valve that opens and closes the flow of water is provided at the drain port or drain hose! / V (V, shift not shown).
  • Embodiment 2-2 Washing machine
  • FIG. 18 to 20 illustrate a washing machine according to Embodiment 2-2 of the present invention.
  • FIG. 18 is a sectional view in side view
  • FIG. 19 is an enlarged sectional view (side view) of an injection hole
  • FIG. It is an expanded sectional view (side view) of an air path.
  • a washing machine 2200 has a microbubble generating mechanism 2090 installed in the injection hole 2070 of the washing machine 2100 described in 1 of Embodiment 2, and a water tank 2020 can be tilted. It is.
  • the storage tank 2020 is suspended on the front side (left side in the figure) by the front side hanging rod 20 019a and the rear side rod J suspension rod 2019b, and the rear surface rod J suspension rod 2019b
  • a hanging rod lifting means 2210 (installed in the bracket 2014) is connected. Therefore, when the lifting rod lifting means 2210 lifts the rear suspension rod 2019b, the water storage tank 2020 is inclined toward the front surface.
  • a lifting rod lowering means (installed in the bracket 24) may be connected to the lower end of the rear suspension rod 2019b.
  • an ejector-type microbubble generating mechanism 2090 is installed in the injection hole 2070.
  • the fine bubble generation mechanism 2090 opens to the circulation channel 2050 and has a nozzle part 2091 whose inner diameter becomes narrower toward the outer surface side (the same as the water storage tank 2020 side), and a throat having the narrowest inner diameter connected to the rear end of the nozzle part 2 091.
  • diffuser part 2093 which is connected to the rear end of the throat part 2092 and has an inner diameter that increases toward the outer surface
  • annular diffuser 2094 formed at the rear end of the nozzle part 2091 (same as the start end of the diffuser part 2093)
  • annular air passage 2095 that surrounds the outer periphery of the dis- tribute 2094
  • an air supply air passage 2096 that communicates with the annular air passage 2095 and opens near the top surface of the washing tub 2030, and a force are also formed.
  • the fine bubble generating mechanism 2090 is accommodated in the injection hole 2070 (the same as the thickness of the washing cylindrical portion 2033 of the washing tub 2030), and the air supply path 2096 is within the thickness of the washing cylindrical portion 2033.
  • the present invention is not limited to this, a part of the fine bubble generating mechanism 2090 protrudes from the injection hole 2070, or the supply air passage 2096 is outside the thickness of the washing cylindrical portion 2033 (for example, Or a pipe disposed in the circulation channel 2050).
  • the washing water discharged by the rotation of the pulsator 2040 is pressurized while passing through the nozzle portion 2091 and is reduced in pressure by the diffuser portion 2093, so that the atmosphere is sucked from the disslit 2094 by the ejector effect. Then, while passing through the diffuser portion 2093, fine bubbles (micro bubbles) are generated, and washing water containing the fine bubbles (micro bubbles) is jetted toward the water storage tank 2020.
  • the inner surface of the water storage tank 2020 is cleaned by the high cleanability by the micro bubbles. Further, since the fine bubbles (micro bubbles) rise in the washing water, the outer surface of the washing tub 2030 is also washed by the rising fine bubbles (micro bubbles).
  • the washing machine 2200 is inclined, the rising fine bubbles (micro bubbles) collide with the inclined outer surface of the water storage tank 2020, so that the cleaning of the outer surface of the water storage tank 2020 is promoted.
  • a part of the fine bubble generating mechanism 2090a is disposed in the circulating water channel 2050. That is, the nozzle portion and the throat portion constituting the ejector project into the circulation water channel 2050, and the diffuser portion is accommodated within the thickness of the washing cylindrical portion 2033.
  • the supply air passage 2096a is formed of a pipe disposed in the circulation water passage 2050, and the tip of the supply air passage 2096a protrudes from the upper lid portion 2051 and reaches the vicinity of the balancer 2032. Therefore, the tip of the supply air passage 2096a is covered in a bowl shape by the balancer 2032, so that foreign matter such as lint is difficult to enter the supply air passage 2096a.
  • the fine bubble generating mechanisms 2090b and 2090c are formed from a pipe body in which the supply air passages 2096b and 96c are arranged in the circulation water passage 2050, and the leading ends thereof are L-shaped. And bent into a U shape. Therefore, foreign matter such as lint is less likely to enter the air supply passages 2096b and 2096c.
  • FIG. 21 is a correlation diagram illustrating characteristics of the pulsator of the washing machine according to Embodiment 2-2 of the present invention.
  • the vertical axis is the discharge flow rate of the pulsator 2040
  • the horizontal axis is the rotation in the other direction after the pulsator 2040 has stopped rotating in one direction with respect to the rotation time (T1).
  • T1 This is the ratio of the rest time ( ⁇ 2) until the start. That is, When the resultant force exceeds 0.6 (Tl / T2> 0.6), the discharge flow rate decreases rapidly. Therefore, it is desirable to shorten the stop time ( ⁇ 2) and change the rotation direction quickly so that the ratio becomes “0.6 or less (Tl / T2 ⁇ 0.6)”.
  • the pulsator 2040 is the same as that in 1 of the second embodiment.
  • FIG. 22 is a side sectional view for explaining the labyrinth of the washing machine according to Embodiment 3-1 of the present invention.
  • each component in the figure is schematically shown, and its dimensions are not accurate.
  • the thickness of members formed of thin plates is exaggerated, and the gap between components is exaggerated. 22 to 33, the same portions are denoted by the same reference numerals, and a part of the description is omitted.
  • the washing machine 3100 performs a series of washing steps, rinsing steps, dewatering steps, and drying steps.
  • the washing process and the rinsing process may be collectively referred to as “washing process”.
  • the washing machine 3100 includes a housing, a water tank (not shown) housed in the housing, a laundry tank 3010 rotatably disposed in the water tank, and a laundry tank 3010.
  • a pulsator 3040 that is rotatably arranged, a casing 3020 that is installed in the washing tub 3010 and surrounds the pulsator 3040, and an opening formed in the casing 3020 (hereinafter referred to as the casing 3020).
  • a circulation channel 3030 communicating with 3070.
  • Laundry tub 3010 is used for washing, rinsing, and dehydrating the clothes that have been thrown in, and ⁇ washing and dehydrating '' for those that are used for washing, rinsing, dehydrating, and drying the clothes that have been thrown in. It is also called “cum-drying tank”.
  • the washing tub 3010 is rotatably arranged in a water storage tank (not shown! /).
  • the washing tub 3010 has a cup shape with the top surface open, and a bottom opening 3011 that opens in a circular shape is formed at the center of the bottom surface 3012. Between the bottom surface 3012 and the cylindrical side surface 3014, both are smoothly connected. A substantially frustoconical inclined surface 3013 is formed. In addition, side 3014 is provided for washing water circulation in the washing process and for washing water in the dehydration process. A plurality of water holes (not shown! /,) Are formed for the removal.
  • a pulsator 3040 is rotatably disposed inside (inside of) the bottom surface 3012 of the washing tub 3010.
  • a blade 3040a is formed on the upper surface of the base 3040b of the pulsator 3040 so as to efficiently stir the injected clothes and the injected water.
  • a plurality of back blades are installed on the lower surface of the base 304 Ob in a substantially radial direction, and an annular plate (hereinafter referred to as a “back cover”) 3042 is connected to the lower ends of the plurality of back blades. is set up.
  • a plurality of substantially pyramid-shaped spaces (hereinafter referred to as “acceleration flow paths”) 3043 partitioned by a pair of back blades are formed between the lower surface of the base 3040b and the upper surface of the back cover 3042. .
  • an annular gap (hereinafter referred to as "suction port”) 3045 is formed between the inner peripheral edge 3042a of the back cover 3042 and the drive shaft 3044 of the non-reactor 3040.
  • the suction port 3045 is a washing tub. It substantially overlaps with the bottom opening 3011 formed in the bottom surface 3012 of 3010 in plan view, and both communicate with each other.
  • the pulsator 3040 when the pulsator 3040 is rotated while immersed in water, the water in the acceleration flow path 3043 is blown away radially outward by centrifugal force, so the water stored under the bottom surface 30 12 of the washing tub 3010 is It passes through the bottom opening 3011 and the suction port 3045 and is sucked into the acceleration flow path 3043. At this time, since no gap is formed between the back root 3041 of the non-reactor 3040 and the bottom surface 3012 of the washing tub 3010, the pump performance that prevents water from leaking (same as suction / discharge performance) is excellent.
  • the outer peripheral end surface 3041b of the back blade 3041 is connected to the back surface of the base 3040b to surround a predetermined range near the base 3040b, and the surface of the base 3040b includes the outer periphery of the blade 3040a. Are connected to the outer peripheral wall 3060 which protrudes upward along the outer periphery.
  • the water flow blown outward from the acceleration flow path 3043 by the rotation of the pulsator 3040 is directed substantially downward on the inner peripheral surface 3050a of the back outer peripheral wall 3050, and in the washing tub 3010, the blades of the non-resator 3040
  • the washing water stirred by the rotation of 3040a is directed substantially upward on the inner peripheral surface 3060a of the front outer peripheral wall 3060.
  • the outer peripheral end surface 3041b of the back blade 3041 is cut out in a range below the back outer peripheral wall 3050 to form a back blade cutout portion 3041c. That is, the outer periphery (hereinafter referred to as “notch-side end surface 3041d”) in a range continuous with the back blade notch 3041c is further recessed from the outer end surface 3041b (positioned on the left in the figure).
  • a circulating water channel 3030 having a predetermined thickness (same as the distance in the radial direction) and a predetermined width (same as the distance in the circumferential direction) extends from the bottom surface 3012 to the substantially upper end. It is formed in the vertical direction (vertical direction in the figure).
  • the circulating water channel 3030 is surrounded by a part of the bottom surface 3012 of the washing tub 3010 and the circulating water channel wall 3032, the upper end portion is blocked by the upper lid portion 3034, and the circulating water channel wall 3032 has an injection hole 3033 penetrating therethrough. Is formed.
  • the lower end of the circulating water channel wall 3032 is connected to the upper end of the casing 3020 (limited to the position of the inlet 3070) via the communication water channel wall 3031!
  • a cylindrical stationary water blocking wall 3021 that protrudes upward along the inner periphery of the casing 3020 is formed.
  • an annular fixed side inner flange 3022 is formed at the lower end of the casing 3020 so as to protrude to the inner peripheral side, and the cylindrical fixed side protrudes upward along the inner periphery of the fixed side inner flange 3022.
  • a water blocking wall 3021 is formed.
  • a moving-side water stop groove 3051 that is an annular groove is formed.
  • a fixed-side water stop groove 3023 is formed which is recessed downward in an annular shape along the inner periphery of the casing 3020.
  • a flange 3061 that protrudes outward is formed at the upper end of the front outer peripheral wall 3060 installed in the pulsator 3040, and a cylindrical moving-side water blocking wall 3062 that protrudes downward along the outer periphery of the flange 3061 is formed.
  • the movable side water stop wall 3062 can enter the fixed side water stop groove 3023, and when it enters, a predetermined minute gap is formed between them. This is called “Labyrinth 2”).
  • outer peripheral surface 3050b of the back outer peripheral wall 3050 and the outer peripheral surface 3060b of the front outer peripheral wall 3060 are formed with the same force, and are opposed to the inner peripheral surface 3020a of the casing 3020 via a predetermined minute interval. In this case, a gap that provides water-stopping properties is also formed.
  • the washing machine 3100 since the washing machine 3100 has the labyrinth 1 and the labyrinth 2, the washing water discharged by the rotation of the pulsator 3040 is supplied to the circulation water channel 3030 without a slight amount of flow or flow. Therefore, the pump-up performance of Pulsator 3040 is improved.
  • the washing machine 3100 is not limited to the one provided with both the labyrinth 1 and the labyrinth 2, and may be provided with either one.
  • FIGS. 23 to 27 are cross-sectional views in side view illustrating a labyrinth that can be additionally installed in the washing machine shown in FIG. Note that the same reference numerals are assigned to the same portions as 1 in Embodiment 3, and a part of the description is omitted.
  • the inflow P of the casing 3020 P 3070 bottom surface 3071 force is disposed at a position higher than the bottom surface 3012 of the washing tub 3010. Accordingly, the labyrinth 3 is formed by the bottom surface 3012 of the washing tub 3010 and the bottom surface of the back cover 3042, and the bottom surface 3071 of the flow population 3070 and the outer peripheral end surface 3042b of the back cover 3042. Further, since the upper surface of the back cover 3042 is slightly higher than the bottom surface 3071 of the inlet 3070, the bottom of the water flow blown out from the acceleration flow path 3043 flows smoothly into the casing 3020.
  • an inlet lower wall 3074 protruding upward is formed on the bottom surface 3071 of the inlet 3070 of the casing 3020, and the upper edge of the inlet lower wall 3074 is positioned higher than the bottom surface 3012 of the washing tub 3010. Yes. Accordingly, the labyrinth 4 is formed by the bottom surface 3012 of the washing tub 3010 and the lower surface of the back cover 3042, and the lower wall inner surface 3074a of the inlet lower wall 3074 and the outer peripheral end surface 3042b of the back cover 3042. [0107] (Labyrinth 5)
  • 3081 is formed, and an annular moving-side water blocking wall 3084 that protrudes downward is formed along the inner peripheral edge 3042a of the back cover 3042 of the norsator 3040. Therefore, the bottom surface 3012 of the washing tub 3010 and the bottom surface of the back cover 3042, and the outer peripheral surface of the stationary water stop wall 3081 formed on the bottom surface 3012 and the inner surface 3081a of the stationary water stop wall 3084 formed on the back cover 3042 3084b forms Labyrinth 5.
  • annular fixed side stop that sinks downward into the bottom surface 3012 along the inner periphery of the bottom surface opening 3011 formed in the center of the bottom surface 3012 of the washing tub 3010 (same as the inner peripheral edge 3012a of the bottom surface 3012).
  • a water groove 3082 is formed, and an annular moving-side water stop wall 3085 that can enter the fixed-side water stop groove 3082 is formed in the back cover 3042 of the non-reactor 3040. Therefore, the labyrinth 6 is formed by the movement-side water blocking wall 3085 formed in the back cover 3042 entering the fixed-side water blocking groove 3082 formed in the bottom surface 3012.
  • annular fixed side stop that sinks downward to the bottom surface 3012 along the inner periphery of the bottom surface opening 3011 formed at the center of the bottom surface 3012 of the washing tub 3010 (same as the inner periphery 3012a of the bottom surface 3012).
  • a water groove 3082 is formed, and an annular moving side water stop wall 3085 that can enter the fixed side water stop groove 3082 is formed on the back cover 3042 of the non-reactor 3040! (Same as Labyrinth 6 ).
  • the inner peripheral surface 3083a of the fixed inner peripheral wall 3083, the outer peripheral surface 3084b of the moving side water blocking wall 3084, the fixed ⁇ J water blocking water 3082, the moving water blocking wall 3085, the bottom surface 3012 of the washing tub 3010, and the back The labyrinth 7 is formed by the lower surface of the lid 3042.
  • FIG. 28 to 30 illustrate the washing machine according to Embodiment 3-2 of the present invention.
  • FIG. 28 is a side sectional view showing a part
  • FIG. 29 is a plan view showing a part.
  • FIG. 30 is a plan view, partly in section, schematically showing the water flow.
  • a washing machine 3200 is provided with water flow guide ribs 3090a and 3090b, which will be described later, in addition to the washing machine 3100 (having labyrinths 1, 2, and 3).
  • the casing 3020 side of the lower edges 3091a and 3091b of the water flow induction jibs 3090a and 3090b is in contact with (or fixed to) the inlet lower wall 3074 (formed on the bottom surface 3071) of the inlet 3070.
  • the lower edges 3091a and 3091b on the side of the norsator 3040 form a predetermined distance from the upper surface of the back cover 3042 and the notch upper end surface 3041e.
  • ⁇ IJ edges 3092a and 3092b of the water flow induction jibs 3090a and 3090b form a predetermined distance from the notch ⁇ IJ end surface 3041d of the back ridge 3041.
  • Water flow induction jib 3090a, 3090b upper edge 3093a, 3093b casing 3020 side is in contact with the ceiling surface 3073 ⁇ (also fixed), upper edge 3093a, 3093b noresetter 3040 side is the back outer circumference
  • a predetermined interval is formed with the lower end surface 3050c of the wall 3050.
  • the non-reactor 3040 can rotate without colliding with the water flow induction ribs 3090a and 3090b, and the tangential water flow blown out of the acceleration flow path 3043 by the rotation is the water flow induction. It will be guided to the ribs 3090a and 3090b and will flow into the circulation channel 3030 (see Fig. 30). In particular, since the predetermined interval is set narrowly, it is also helped by the water stop effect of labyrinths 1, 2, and 3, and the water flow effectively flows into the circulation channel 3030.
  • the water flow guide ribs 3090a and 3090b may be installed at a place where the effect is required.
  • the circulation path 3030 that needs to be pumped up, the circulation path 3030 in which the lint filter is arranged, or , Circulation path where microbubbles (cleaning in the tank) are arranged 3 It is installed at one or more inlets 3070 connected to 030.
  • rib passage slits 3049a, 3049b through which the outer periphery of the back cover 3042 of the non-reactor 3040 can pass (water flow induction riffs, 3090a, 3090b).
  • the number of rib passing slits 3049a and 3049b is not limited.
  • the rib passing slits 3049a and 3049b have the same force as the number of inlets 3070 where 3049b and 3049b are installed, and workability during assembly (incorporation) is improved. It may be more than the quantity of the inlet 3070 to do.
  • FIG. 31 and 32 illustrate the washing machine according to Embodiment 3-3 of the present invention.
  • FIG. 31 is a side sectional view showing a part
  • FIG. 32 is a plan view showing a part.
  • the washing machine 3300 is obtained by removing the rib passage slits 3049a and 3049b formed in the back cover 3042 of the non-reactor 3040 in the washing machine 3200 (having the water flow induction jib, 3090a and 3090b). is there.
  • the upper edges 3093a and 3093b of the water flow guiding ribs 3090a and 3090b form a predetermined distance from the lower end surface 3050c of the back outer peripheral wall 3050, and the water flow guiding jibs 3090a and 3090b are the IJ edges 3092a and 3092bi.
  • a predetermined interval is formed with the outer peripheral end face 3041b of 3041.
  • pulsator 3040 can rotate without colliding with water flow guiding ribs 3090a and 3090b, and is blown out from acceleration flow path 3043 by the rotation.
  • the water flow flowing in the tangential direction is guided by the water flow guide ribs 3090a and 3090b and flows into the circulation channel 3030 (see FIG. 30).
  • the predetermined interval is set narrow, the water stop effect of labyrinths 1, 2, and 3 is also helped, and the water The stream effectively flows into circulation channel 3030.
  • FIG. 33 is a side sectional view for explaining the washing machine according to the fourth embodiment of the present invention.
  • a washing machine 3400 has a water tank (same as a water tank) suspended in a tiltable manner in a housing 3410, and has at least one of labyrinths !-7 and water flow guiding ribs 3090a, 3090b. (Not shown). Therefore, in the washing machine 3400, the inflow of the washing water into the circulation water channel 3030 is promoted, and the washing performance is improved by the inclination of the dewatering tank 3450.
  • the washing machines 3100 to 3300 (1 to 3 in the third embodiment) correspond to those in which the function of tilting the water tank is removed from the washing machine 3400.
  • the washing machine 3400 will be briefly described below.
  • a washing machine 3400 performs a series of washing steps, rinsing steps, dewatering steps, and drying steps, in a state where the washing tub is inclined (the rotation axis is inclined with respect to the vertical direction). ), And a dehydration process (which may include a rinsing process) is performed with the washing tub upright (with the rotating shaft in the vertical direction). is there. Therefore, the posture shown in FIG. 31 corresponds to the washing process.
  • the casing 3410 has a cylindrical shape with a rectangular cross section (same as a substantially rectangular parallelepiped), the top surface has a top surface opening 3 411, and the top surface opening 3411 has a door 3412 that can be opened and closed. .
  • a laundry case 3413 is installed behind the top surface opening 3411 (on the right side in the figure).
  • a bottom frame 3420 is connected to the housing 3410, and a sound insulating plate 3429 and rubber feet 3425 are installed on the bottom plate 3423 of the bottom frame 3420 (same as the low plate of the housing 3410).
  • the installation procedure of the sound insulating plate 3429 is the same as that of the washing machine 3100 (1 in the third embodiment), and thus the description thereof is omitted.
  • the housing 3410 is provided with a suspension plate 3426 near the upper end of the four corners, and the suspension plate 3426 is provided with a suspension seat 3427.
  • a water tank (same as a water tank) 3430 is stored in the housing 3410.
  • the aquarium 3430 has a cup shape with the front surface or top surface open and the aquarium bottom 3431 closed, and spring receivers 3432 are installed near the aquarium bottom 3431 and in the same phase as the four corners of the housing 3410.
  • the aquarium 3430 is suspended by a suspension rod 3440. That is, the upper end of the suspension bar 3 440 is locked to the suspension seat 3427, and the lower end is supported by the spring receiver 3432 via the spring 3441. Since the rear suspension rod 3440 is provided with the suspension rod movable portion 3442, when the suspension rod movable portion 3442 lifts the rear suspension rod 3440, the water tank 3430 tilts forward.
  • Dehydration tank (same as dehydration washing tank) 3450 is used for washing clothes that are thrown in! /, Rinsing, dehydration and drying, so it is also called a washing / dehydration tank or a washing / dehydration / drying tank. It is what The dewatering tank 3450 is rotatably arranged in the water tank 3430. Since the water tank 3430 tilts, the dewatering tank 3450 tilts together with the water tank 3430. Therefore, the stirring of the washing water in the washing process is promoted, the washing effect is improved, and the stirring of the clothes is promoted in the drying process, so that the drying efficiency is improved.
  • the dehydration tank 3450 has a cup shape with the front or upper surface open and the dehydration tank bottom 3451 closed, and a plurality of water holes 3453 for dehydration are formed on the side surface 3452, and a balancer 3454 is formed around the top surface. Is installed! /
  • a pulsator 3040 for agitating charged clothes and poured water (hereinafter referred to as “rinsing water”) is rotatably disposed inside the bottom of the dehydrating tank 3451.
  • the pulsator 3040 is rotatably surrounded by a casing 3020, and a circulation water passage 3030 formed in the casing 3020 and communicating with the inlet 3070 is formed.
  • labyrinths 1 to 7 are provided between the pulsator 3040 and the casing 3020 (including the dewatering tank bottom 3451) (not shown). In addition to this, it is possible to install water flow guidance at the inlet 3070 !!, 3090a, 3090b! / ⁇ (not shown! / ⁇ ).
  • a non-reactor 3040 water tank bottom 3431 of a water tank 3430 and a vehicle receiving base 'rotated by a motor 3470 installed via a stator 3471'.
  • a circulating water channel 3030 with a predetermined thickness (same as the radial distance) and a predetermined width (same as the circumferential distance) is formed in the vertical direction (vertical direction in the figure).
  • an injection hole 3033 is provided above the circulation water channel 3030.
  • the wash water discharged by the rotation of the pulsator 3040 is jetted from the jet hole 3033 into the dewatering tank 3450 via the circulation water channel 3030. Accordingly, since the bubbles on the water surface are erased, the surroundings are kept clean. Furthermore, waste catching means for catching waste (thread waste, cloth waste, etc.) in the circulating water channel 3030 may be installed.
  • a dehumidifying means 3480 is installed in the water tank 3430.
  • the dehumidifying means 3480 includes a dehumidifying air passage 3481 for guiding the humid air discharged from the dehydrating tank 3450, a dehumidifying plate 3482 installed in the dehumidifying air passage 3481, a drying filter 3483, and a dehumidifying air passage 3481.
  • Fan 'motor 3484 for sucking air suking air (same as sending air to dehydration tank 3450), heater 3485 for heating air sent by fan motor 3484, and air heated by heater 3485 guided to dehydration tank 3450
  • the bellows 3486 and power is also formed. At this time, since the bellows 3486 is flexible or stretchable, the force S can follow the tilting of the water tank 3430.
  • a water supply port 3414 is provided on the top surface of the housing 3410, and water injected into the water supply port 3414 is branched by a branch valve 3415 and poured into a washing case 3413 or dehumidified. Or poured into plate 3482.
  • FIG. 34 is a side view of the washing machine according to the fourth embodiment of the present invention as viewed from the side.
  • a washing machine 4001 performs a series of washing steps, a rinsing step, a dehydrating step, and a drying step.
  • the washing / dehydrating tub 4021 is inclined (the rotation axis with respect to the vertical direction). In the tilted state), perform the washing and drying strokes, and the dehydration stroke (which may include a rinsing stroke) with the washing tub upright (rotating shaft in the vertical direction). It is something to execute. Therefore, the posture shown in FIG. 34 corresponds to the washing process.
  • the casing 4002 has a cylindrical shape with a rectangular cross section (same as a substantially rectangular parallelepiped), the top surface has a top surface opening 4003, and the top surface opening 4003 has a door 4004 that can be opened and closed. .
  • a detergent case 4060 is installed behind the top surface opening 4003 (on the right side in the figure).
  • a bottom frame 4006 is connected to the housing 4002, and a sound insulation plate 4007 and rubber feet 4008 are installed on the bottom plate of the bottom frame 4006!
  • the housing 4002 is provided with a suspension plate 4009 near the upper end of the four corners, and the suspension plate 4009 is provided with a suspension seat 4010.
  • a water tank 4011 is stored in the housing 4002.
  • the water tank 4011 has a cup shape with the top surface open and the water tank bottom 4012 closed, and spring receivers 4013 are installed near the water tank bottom 4012 and in the same phase as the four corners of the casing 4002.
  • the water tank 4011 is suspended by a suspension rod 4014. That is, the upper end of the suspension bar 4 014 is locked to the suspension seat 4010, and the lower end is supported by the spring receiver 4013 via the spring 4015. Since the rear suspension rod 4014 is provided with a suspension rod movable portion 4016, when the suspension rod movable portion 4016 pulls up the rear suspension rod 4014, the water tank 4011 tilts forward.
  • Dehydration tank (same as the washing tank) 4021 is the washing of the loaded laundry! /, Rinse, dehydration and drying Therefore, it is also called a washing / dehydration tank or a washing / dehydration / drying tank.
  • the washing / dehydrating tub 4021 is rotatably disposed in the water tub 4011. Since the water tank 4011 tilts, the washing and dewatering tank 4021 tilts together with the water tank 4011. Accordingly, stirring of the washing water in the washing process is promoted and the washing effect is improved, and stirring of the laundry is promoted in the drying process, so that the drying efficiency is improved.
  • the washing / dehydrating tub 4021 has a cup shape with the top surface opened and the washing / dehydrating tub bottom 4022 closed, and the peripheral wall 4023 is formed with a plurality of water passage holes 4024 for dehydration around the top surface.
  • the balancer 4025 is installed.
  • a storage portion 4026 for storing a pulsator 4100, which will be described later, for stirring the supplied laundry and injected water (hereinafter referred to as “washing water”).
  • the pulsator 4100 is rotatably disposed in the accommodating portion 4026.
  • the pulsator 4100 is composed of a base part 4110 and a blade 4120, and the details of the structure will be described later.
  • a plurality of back blade roots 4031 are installed in a substantially radial direction, and at the lower end portions of the plurality of back blades 4031, an annular plate (hereinafter referred to as " 4032 is installed. Therefore, a plurality of substantially pyramid-shaped spaces (hereinafter referred to as “acceleration flow paths”) 4033 partitioned by a pair of back blades 4031 are formed between the lower surface of the base portion 4110 and the upper surface of the back cover 4032. /!
  • annular gap (hereinafter referred to as “suction port”) 4035 is formed between the inner peripheral edge of the back cover 4032 and the drive shaft 4034 of the pulsator 4100, and suction is performed on the water tank bottom 4012 of the water tank 4011.
  • An opening (hereinafter referred to as a “circulation port”) 4036 facing the port 4035 is formed!
  • the pulsator 4100 when the pulsator 4100 is rotated while immersed in water, the water in the acceleration flow path 4033 is blown to the outside in the radial direction by centrifugal force, so that it is stored between the tank bottom 4012 and the washing / dehydration tank bottom 4022.
  • the washed water passes through the circulation port 4036 and the suction port 4035 and is sucked into the acceleration channel 4033.
  • the acceleration flow path 4033 is formed only by a rotating member (Le, loose rotor). Therefore, the pump performance (same as the suction / discharge performance) is superior to that formed from the rotating member and not rotating! /, And the member and the loose rotor and stator.
  • the pulsator 4100 is rotationally driven by a motor 4037 installed on the bottom 4012 of the water tank 4011 via a bearing base and a stator.
  • water channel forming members 4041a extending in the vertical direction (vertical direction in the figure) are mounted at three locations spaced in the circumferential direction. As shown in FIG. 37, which will be described later, the water channel forming member 4041a is formed by bending a strip-shaped plate material extending in the vertical direction in the width direction, and is a circulating water channel in the space between the water channel forming member 4041a and the peripheral wall 4023. 4041 is formed. A water spray L4042 force S is provided at the upper end of the circulating water channel 4041.
  • the washing water discharged by the rotation of the pulsator 4100 is jetted from the sprinkling hole 4042 into the washing and dewatering tank 4021 via the circulation water channel 4041. Accordingly, since the bubbles on the water surface are erased, the surroundings are kept clean.
  • a dehumidifying means 4051 is installed in the water tank 4011.
  • the dehumidifying means 4051 includes a dehumidifying air passage 4052 that guides moist air discharged from the washing / dehydrating tank 4021 during the drying process.
  • the display plate 4053 and the drying filter 4054 installed in the wind channel 4052, and the fan that sucks air into the dehumidification air channel 4052 (same as sending air to the washing / dehydration tank 4021)
  • Motor 4055, fan motor The heater 4056 for heating the air sent by the 4055, the bellows 4057 for guiding the air heated by the heater 4056 to the washing / dehydrating tank 4021, and the force are also formed. At this time, since the bellows 4057 has flexibility or stretchability, it can follow the tilt of the water tank 4011.
  • a water supply port 4058 force S is provided on the top surface of the casing 4002, and water injected into the water supply port 4058 is branched by the branch valve 4059 and poured into the detergent case 4060 or poured into the dehumidifying plate 4053. It will come off.
  • FIG. 35 is a perspective view showing the pulsator of FIG. 34
  • FIG. 3 is an enlarged sectional view of the pulsator part of FIG. 34
  • FIG. 37 is an explanatory perspective view for explaining the positional relationship between the pulsator and the water channel.
  • This pulsator 4100 has a base part 4110 having an inclined surface 4110a formed on the upper surface by lowering one end side and raising the other end side opposite thereto, and from one end side to the other end side of the upper surface of the base part 4110. And a blade 4120 extending upright.
  • the base portion 4110 includes an inclined surface portion 4111 having an inclined surface 41 10a, a peripheral wall portion 4112 formed so as to rise from the outer edge of the inclined surface portion 4111, and a washing / dehydrating tub 4021 from the upper end edge of the peripheral wall portion 4112. It is formed from a flange-shaped upper surface portion 4113 extending toward the bottom wall 4022a.
  • the peripheral wall portion 4112 is formed such that the height thereof becomes shorter as the directional force increases from the lower inclination of the inclined surface portion 4111, and the upper surface portion formed at the upper edge of the peripheral wall portion 4112
  • the upper surface of 4113 (same as the upper surface of the outer periphery of the base portion 4110) is formed so as to be flush with the upper surface of the bottom wall 4022a of the washing and dewatering tub 4021.
  • the pulsator 4100 of this example has a lower direction force S of the inclined surface 4 110a of the base portion 4110, and a lower position than the height position of the bottom wall 4022a of the washing and dewatering tub 4021. Since the peripheral wall 4112 is configured as described above so as to be positioned at the height position, the upper surface force S of the upper surface portion 4113 of the pulsator 4100 and the upper surface of the bottom wall 4022a of the washing / dehydrating tub 4021 are arranged. It has become to be the same.
  • the bottom wall 4022a of the washing / dehydrating tub 4021 is different from the bottom wall 4022 of the washing / dehydrating tub 4021 and refers to the portion of the washing / dehydrating tub 4021 that forms the bottom of the washing space!
  • the pulsator 4100 rotates relative to the washing and dewatering tub 4021 during the washing process, but with the above configuration, the upper surface of the upper surface portion 4113 of the base portion 4110 is always rotated during the rotation. And the top surface of the bottom wall 4022a of the washing and dewatering tank 4021 can be kept in a flush state.
  • peripheral wall portion 4112a is formed outside the peripheral wall portion 4112 of the pulsator 4100 so as to hang downward from the upper surface portion 4113.
  • the peripheral wall of the pulsator 4100 has a two-piece structure, and the strength of the pulsator 4100 is improved.
  • the portion corresponding to the lower slope of the inclined surface 4110a is located lower than the upper surface of the bottom wall 4022a of the washing / dehydrating tub 4021.
  • the portion corresponding to the higher side of 4110a protrudes upward from the upper surface of bottom wall 4022a.
  • the end surface on the side protruding upward (the end surface on the side where the base portion 4110 has a higher inclination among the longitudinal end surfaces of the blades 4120 of the pulsator 4100) is an inclined surface 4121 inclined inward
  • the clearance with the water channel forming member 4041a provided on the peripheral wall 4023 of the cum dewatering tank 4021 is set to be a predetermined distance or more.
  • the clearance between the highest position of the inclined surface 4121 and the water channel forming member 4041a is set to be, for example, 25 mm or more.
  • the laundry force pulsator 4100 on the pulsator 4100 moves up and down by the action of the inclined surface 4110a.
  • the height of the gap between the washing / dehydrating tub 4021 and the pulsator 4100 is changed by the rotation of the pulsator 4100, so that laundry such as thin socks stagnate in the gap.
  • the stagnation of the laundry can be prevented.
  • the respective height positions on the boundary between the washing / dehydrating tub 4021 and the pulsator 4100 that is, the upper surface of the bottom wall 4022a of the washing / dehydrating tub 4021, and the base of the panorestator 4100
  • the upper surface 4113 and the force of the upper surface portion 4113 of the portion 4110 are always flush with each other during rotation of the pulsator, so that the laundry can be prevented from being squeezed into the gap. Even if socks, blouse cuffs, etc. get into the gap, the upward force acting on the other part of the laundry pushes the laundry upwards and enters the gap Comes out of the gap. Therefore, as in the conventional structure, it is possible to prevent further entering and entering the gap.
  • the force S prevents the increase of the load torque of the motor 4037 that drives the motor 4100 and damage to the laundry.
  • the peripheral wall 4023 of the washing and dewatering tub 4021 is provided with a water channel forming member 40 41a so as to protrude inward, so that the base in the root 4120 of the norsator 4100 is provided. Force that narrows the gap when the end face on the higher slope side of the part 4110 comes to a position facing the water channel forming member 4041a.
  • the inclined face 41 21 is provided on the corresponding end face of the blade 4120 of the pulsator 4100, so that the laundry is sandwiched between them. Can be prevented.
  • peripheral wall portion 4112 of the pulsator 4100 has a two-piece structure, the strength of the pulsator 4100 can be increased and durability can be improved.
  • the non-reactor 4100 may be an integrally formed product in which the base portion 4110 and the blade 4120 are integrally formed, or the base portion 4110 and the blade 4120 are combined as separate members. It may be an assembled product. If the base part 4110 and the blades 4120 are integrally formed of resin or the like, the cost can be reduced in terms of the number of parts and assembly workability. On the other hand, if the base part 41 10 and the blade 4120 are separate parts, a metal material with good thermal conductivity (for example, stainless steel) can be selected from the viewpoint of drying performance, and a member can be appropriately selected from the viewpoint of design. .
  • a metal material with good thermal conductivity for example, stainless steel
  • FIG. 38 is a cross-sectional view of a water channel body and a water flow derivative attached to the washing and dewatering tub of the washing machine according to Embodiment 5 of the present invention
  • FIG. 39 is a perspective view of the water channel body and the water flow derivative
  • FIG. 40 is a water flow derivative. It is a perspective view which attaches and shows to a waterway main body.
  • the washing and dewatering tub 5001 of the washing machine is formed in a bottomed cylindrical shape, and is rotatably disposed in a water tank (not shown).
  • a stirring blade (not shown) for stirring the thrown-in laundry and the injected water is rotatably attached.
  • Water passage holes (not shown) are provided.
  • the agitating blade has a back blade, is connected to a motor disposed below the water tank, and rotates during washing and rinsing.
  • washing water in the washing and dewatering tub 5001 is fed into the water channel formed by the water channel body 5010 and the side plate 5002 of the washing and dewatering tub 5001, which will be described later, by the back blade.
  • Upper part of washing / dehydrating tank 5001 The auto balancer 5005 installed in the plant contains salt water inside to reduce the shaking of the water tank during dehydration.
  • the water channel main body 5010 contacts the front plate 5010a formed in an arc shape around the axis of the washing / dehydrating tub 5001, and the side plate 5002 of the washing / dehydrating tub 5001.
  • a top plate 5010b formed in a fan shape, and an inclined plate that is formed so as to cover both sides of the front plate 5010a and the top plate 5010b, and is fitted in an axial slit (not shown) provided on the side plate 5002 5010c, a front plate 5010a and an inclined plate 5010c, which are bent forward and formed into a step plate 5004 formed on the periphery of the bottom of the washing and dewatering tub 5001, and a support plate 5010d that is locked.
  • a fitting plate (not shown) provided on the side plate 5002 of the washing and dewatering tub 5001 is inserted in each groove.
  • a plurality of screw attachment portions 5010h are arranged along a pair of side walls 5010f.
  • the screw mounting portion 5010h is for fixing the water channel body 5010 to the side plate 5002 of the washing and dewatering tub 5001.
  • a screw mounting portion 5010i (see FIG. 38) is provided on the upper surface of the discharge port 5 Ol Oe on the back surface of the front plate 5010a.
  • the screw attachment portion 5010i is for fixing a water flow derivative 5011 described later.
  • a water channel is formed by the front plate 5010a and the pair of side walls 501 Of and the side plate 5002 of the washing and dewatering tank 5001.
  • the front plate 5010a is not limited to an arc shape but may be a straight line.
  • the water flow derivative 5011 is formed in a substantially rectangular shape whose outer shape on the inlet 5011a side is the same size as the water channel, and the front end portion of the front portion 5011c is bent outward at a right angle.
  • the back surface 501 Id that touches the lower surface of the discharge port 5010e and faces the front surface 5011c curves so that the internal space gradually decreases as it approaches the discharge port 5010e, and its leading end is on the upper surface of the discharge port 5010e.
  • the front part 5011c and the rear part 501 Id tip and both sides form an outlet 501 lb!
  • the outlet 501 lb is adjusted so that the washing water sprayed from the outlet 5010e has a predetermined angle. That is, the angle of the curved surface of the back surface portion 5011d is adjusted.
  • the water flow derivative 5011 is fitted between a pair of side walls 5010f provided on the back surface of the water channel body 5010, and is attached to the screw mounting portion 5010i (see FIG. 38) via a fixing plate 501 le provided on the curved surface. It is fixed by screwed screws 501 If (see Fig. 38).
  • a plurality of water channel main bodies 5010 provided with water flow derivatives 5011 are arranged on the side plate 5002 of the washing and dewatering tank 5001 in the circumferential direction.
  • the arrangement is set so that they do not face each other. This is to prevent washing water sprayed from both sides from being spilled on the way.
  • the washing and dewatering tub 5001 is usually suspended by four suspension rods (not shown) provided at the four corners of the washing machine casing (not shown). Is washed in a vertically suspended state! /, A washing machine in which the process and the drying process are performed, and a washing / dehydration tub 500 1 is washed in a state inclined forward! There is a machine. Also, the washing! /, The process and the drying process! / The amount of laundry is too small! /, Or at the end of washing, the washing / dehydrating tub 5001 may be tilted forward of the washing machine. . This is because the washing / dehydrating tank 5001 is tilted by moving two of the four suspension rods arranged rearward upward by the drive unit.
  • the washing water thrown into the washing / dehydrating tank 5001 When the agitating blades rotate in the washing process and the rinsing process, the washing water thrown into the washing / dehydrating tank 5001 generates a vortex in the center, and the laundry rotates together with the washing water.
  • the washing water on the bottom 5003 side in the washing / dehydrating tub 5001 is fed into the plurality of water channel bodies 5010 arranged in the washing / dehydrating tub 5001 by the back blades of the stirring blades, and the front plate 5010a and Via the water channel formed by the pair of side walls 501 Of and the side plate 5002, the water flow derivative 5011 enters from the inflow port 501 la, is guided to the outflow port 501 lb, and is ejected from the discharge port 5010e at a predetermined angle.
  • the washing / dehydration tub 5001 of the washing machine is suspended in the vertical direction, or the washing / dehydration tub 5001 is inclined forward!
  • What type of water is produced by making the inlet 501 la with the predetermined angle of the washing water sprayed from the outlet 5010e and installing the water flow derivative 5011 with the outlet 501 lb matched to the washing machine Even in this washing machine, it becomes possible to evenly apply the washing water to the laundry rotating in the swirl, and the laundry can be washed efficiently.
  • outlet 5011b of the water flow derivative 5011 is smaller than the inlet 501 la, it is jetted vigorously.
  • the washing water sprayed from the plurality of outlets 5010e does not collide with each other, passes through the vortex without hitting each other, and hits the laundry rotating by the water flow.
  • the water flow derivative 5011 for injecting the washing water guided by the water channel body 5010 at a predetermined angle is configured separately from the water channel body 5010, and the water channel body. Since it is detachably attached to the 5010, it is possible to attach a water flow derivative 5011 having an angle of washing water injection that matches the inclined state of the washing and dewatering tub 5001, so that any washing machine can It can be applied evenly to objects, and it can be done with force S to wash laundry well.
  • a plurality of water channel bodies 5010 provided with water flow derivatives 5011 are arranged in the circumferential direction on the side plate 5002 of the washing and dewatering tub 5001, and washing water exceeding the vortex flow is jetted from the outlets 5011b of the plurality of water flow derivatives 5011, respectively.
  • it can be applied evenly to the laundry that is rotating by the vortex, and the laundry can be washed efficiently.
  • the water flow derivative 5011 is configured separately from the water channel body 5010 and is detachably attached to the water channel body 5010. Therefore, when the water flow derivative 5011 is manufactured, the back surface portion of the water flow derivative 5011 is used. The angle of the curved surface formed on the 501 Id can be changed, so the angle of the wash water sprayed from the outlet 501 lb can be adjusted.
  • the channel main body 5010 having the same height position of the discharge port 5010e is used, but the water channel main body 5010 having a lower height position of the discharge port 5010e is also arranged to inject washing water. You may make it make it.
  • the water channel main body 5010 having different height positions of the discharge port 5010e is used, it can be applied evenly to the laundry, and the laundry S can be efficiently washed.
  • the angle of the washing water sprayed from the outlet 501 lb of the water flow derivative 5011 has been described as being constant, but the water flow derivatives 5011 having different spray angles are respectively installed in the water channel body 5010 and sprayed onto the laundry. You may do it. Even in such a case, it is possible to apply it evenly to the laundry, and the laundry can be washed efficiently.
  • the wall of the pulsator has a steep slope and the slope is gentle! /
  • the wall is washed! /

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

L'invention concerne une machine à laver dans laquelle est réduite la quantité d'eau utilisée sur une charge sur un moteur d'entraînement de pulsateur, qui présente des performances améliorées de séchage et dans laquelle la surface intérieure du réservoir contenant l'eau est nettoyée. Le pulsateur (4) comporte une section de base (4a) possédant une surface supérieure (4A) inclinée en abaissant un côté d'extrémité de la surface et en élevant l'autre côté d'extrémité, et possède également une section de pales (4b) en haut à gauche sur la surface inclinée de la section de base (4a) et située le long de la direction d'inclinaison de la surface inclinée. En outre, des pales (41) sont disposées sur la surface inférieure du pulsateur (40) et une plaque annulaire (42) est placée au niveau des extrémités inférieures des pales. Les pales et la plaque annulaire forment des voies d'écoulement d'accélération de type pyramide sensiblement tronquée (43). Une voie d'eau de circulation (50) est formée sur la surface intérieure du réservoir de lavage (30) et des trous d'éjection (70) sont formés dans la zone de la voie d'eau de circulation (50). À l'exception de la voie d'eau de circulation (50), la périphérie du pulsateur (40) est entourée par une enceinte (60) de telle sorte que l'eau de lavage éjectée par rotation du pulsateur (40) s'écoule dans la voie d'eau de circulation (50) et est éjectée vers le réservoir contenant l'eau (20) à partir des trous d'éjection (70) dans une section tubulaire circulaire de lavage (33).
PCT/JP2007/065047 2006-08-04 2007-08-01 Machine à laver WO2008016071A1 (fr)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
JP2006212960 2006-08-04
JP2006-212960 2006-08-04
JP2006-352901 2006-12-27
JP2006-353203 2006-12-27
JP2006353203A JP2008161370A (ja) 2006-12-27 2006-12-27 洗濯機
JP2006352901A JP2008161352A (ja) 2006-12-27 2006-12-27 洗濯機
JP2006-355990 2006-12-28
JP2006355990A JP2008161535A (ja) 2006-12-28 2006-12-28 洗濯機
JP2007034880A JP2008194361A (ja) 2007-02-15 2007-02-15 洗濯機
JP2007-034880 2007-02-15
JP2007-066454 2007-03-15
JP2007066454A JP2008055135A (ja) 2006-08-04 2007-03-15 洗濯機

Publications (1)

Publication Number Publication Date
WO2008016071A1 true WO2008016071A1 (fr) 2008-02-07

Family

ID=38997246

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/065047 WO2008016071A1 (fr) 2006-08-04 2007-08-01 Machine à laver

Country Status (3)

Country Link
KR (1) KR20080092366A (fr)
TW (1) TW200825240A (fr)
WO (1) WO2008016071A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102296445A (zh) * 2011-08-19 2011-12-28 海尔集团公司 洗衣机外桶部件及全自动洗衣机
CN105040346A (zh) * 2014-04-18 2015-11-11 日立空调·家用电器株式会社 电动洗衣机

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185574U (ja) * 1984-05-21 1985-12-09 株式会社東芝 洗濯機
JPH02249586A (ja) * 1989-03-23 1990-10-05 Mitsubishi Electric Corp 洗濯機
JPH06319890A (ja) * 1993-05-07 1994-11-22 Nippon Kentetsu Co Ltd 洗濯機の水流惹起装置
JP2000037590A (ja) * 1998-07-24 2000-02-08 Sanyo Electric Co Ltd 洗濯機
JP2001347095A (ja) * 2000-06-12 2001-12-18 Matsushita Electric Ind Co Ltd 洗濯機
JP2002102587A (ja) * 2000-09-29 2002-04-09 Matsushita Electric Ind Co Ltd 洗濯乾燥機および洗濯機
JP2005087579A (ja) * 2003-09-19 2005-04-07 Hitachi Home & Life Solutions Inc 電気洗濯機あるいは乾燥機能を備えた電気洗濯機
JP2005192830A (ja) * 2004-01-08 2005-07-21 Matsushita Electric Ind Co Ltd 洗濯機

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60185574U (ja) * 1984-05-21 1985-12-09 株式会社東芝 洗濯機
JPH02249586A (ja) * 1989-03-23 1990-10-05 Mitsubishi Electric Corp 洗濯機
JPH06319890A (ja) * 1993-05-07 1994-11-22 Nippon Kentetsu Co Ltd 洗濯機の水流惹起装置
JP2000037590A (ja) * 1998-07-24 2000-02-08 Sanyo Electric Co Ltd 洗濯機
JP2001347095A (ja) * 2000-06-12 2001-12-18 Matsushita Electric Ind Co Ltd 洗濯機
JP2002102587A (ja) * 2000-09-29 2002-04-09 Matsushita Electric Ind Co Ltd 洗濯乾燥機および洗濯機
JP2005087579A (ja) * 2003-09-19 2005-04-07 Hitachi Home & Life Solutions Inc 電気洗濯機あるいは乾燥機能を備えた電気洗濯機
JP2005192830A (ja) * 2004-01-08 2005-07-21 Matsushita Electric Ind Co Ltd 洗濯機

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102296445A (zh) * 2011-08-19 2011-12-28 海尔集团公司 洗衣机外桶部件及全自动洗衣机
CN102296445B (zh) * 2011-08-19 2016-08-31 青岛海尔洗衣机有限公司 洗衣机外桶部件及全自动洗衣机
CN105040346A (zh) * 2014-04-18 2015-11-11 日立空调·家用电器株式会社 电动洗衣机

Also Published As

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KR20080092366A (ko) 2008-10-15
TW200825240A (en) 2008-06-16

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