WO2015037196A1 - Machine à laver du type à tambour - Google Patents

Machine à laver du type à tambour Download PDF

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Publication number
WO2015037196A1
WO2015037196A1 PCT/JP2014/004321 JP2014004321W WO2015037196A1 WO 2015037196 A1 WO2015037196 A1 WO 2015037196A1 JP 2014004321 W JP2014004321 W JP 2014004321W WO 2015037196 A1 WO2015037196 A1 WO 2015037196A1
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WO
WIPO (PCT)
Prior art keywords
drum
water
washing machine
outer tub
washing
Prior art date
Application number
PCT/JP2014/004321
Other languages
English (en)
Japanese (ja)
Inventor
倉掛　敏之
菊川　智之
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2013186905A external-priority patent/JP6347042B2/ja
Priority claimed from JP2013190171A external-priority patent/JP2015054159A/ja
Priority claimed from JP2013190172A external-priority patent/JP6191007B2/ja
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Publication of WO2015037196A1 publication Critical patent/WO2015037196A1/fr

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02—Rotary receptacles, e.g. drums
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • D06F37/08—Partitions
    • 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
    • D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
    • 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
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis

Definitions

  • the present invention relates to a drum type washing machine for washing textile products such as clothes.
  • FIG. 13 is a cross-sectional view showing the main part of a drum-type washing machine that can perform separate washing in one wash.
  • a drum 150 and a drum 152 are rotatably provided in the outer tank 151 in the direction of the rotation shaft 153.
  • a constricted portion 155 is formed around the center of one drum, and the drum 150 and the drum 152 are divided. Accordingly, the drums 150 and 152 are integrally rotated by one driving device 154.
  • a partition member 156 is provided at the constricted portion 155 below the rotation shaft 153. Thereby, in the lower part in the outer tub 151, the washing water is collected without being mixed.
  • the present invention solves the conventional problems, and provides a drum type washing machine that can be separately washed with one drum.
  • the drum type washing machine of the present invention has an outer tub that is elastically supported in the housing, and is rotatably provided in the outer tub. Each having a cylindrical drum and a motor for rotating the drum.
  • a water supply unit for supplying washing water into the outer tub
  • a drainage unit for discharging the washing water in the outer tub to the outside of the housing
  • a water storage unit provided at the bottom of the outer tub
  • the water storage unit as a rotating shaft of the drum
  • a partition section that is divided into a plurality of directions.
  • a water supply path that connects the water storage section and the upper part of the outer tub in communication with each other, and a pump that introduces and circulates wash water in the water storage section into the drum through the water supply path.
  • FIG. 1 is an upper perspective view showing a state in which the door of the drum type washing machine in Embodiment 1 of the present invention is opened.
  • FIG. 2 is a front view showing an internal configuration of the drum-type washing machine according to Embodiment 1 of the present invention.
  • FIG. 3 is a cross-sectional view showing a main part of the drum type washing machine in the first embodiment of the present invention.
  • 4 is a side view of the drum type washing machine according to the first embodiment of the present invention as viewed in the direction of arrow B in FIG. 5 is a cross-sectional view of the drum type washing machine according to Embodiment 1 of the present invention, taken along line 5-5 in FIG.
  • FIG. 1 is an upper perspective view showing a state in which the door of the drum type washing machine in Embodiment 1 of the present invention is opened.
  • FIG. 2 is a front view showing an internal configuration of the drum-type washing machine according to Embodiment 1 of the present invention.
  • FIG. 3 is a cross-sectional
  • FIG. 6 is a notched lower perspective view showing a part of the drum type washing machine in the first embodiment of the present invention.
  • FIG. 7 is a cutaway perspective view showing a part of the outer tub and the drum of the drum type washing machine in the first embodiment of the present invention.
  • FIG. 8 is a cutaway perspective view showing a part of the drum-type washing machine according to Embodiment 1 of the present invention in a state where the communication part of the outer tub is closed.
  • FIG. 9 is a cutaway perspective view showing a part of the drum-type washing machine according to Embodiment 1 of the present invention with the communication part of the outer tub opened.
  • FIG. 10 is a block configuration diagram of the drum type washing machine in the first embodiment of the present invention.
  • FIG. 11 is a cutaway lower perspective view showing a part of the drum-type washing machine according to Embodiment 2 of the present invention.
  • FIG. 12 is a cross-sectional view showing a main part of the drum type washing machine in the second embodiment of the present invention.
  • FIG. 13 is a cross-sectional view showing a main part of a conventional drum type washing machine.
  • FIG. 1 is an upper perspective view showing a state in which the door of the drum type washing machine in Embodiment 1 of the present invention is opened.
  • FIG. 2 is a front view showing an internal configuration of the drum type washing machine.
  • FIG. 3 is a cross-sectional view showing a main part of the drum type washing machine.
  • FIG. 4 is a side view of the drum type washing machine as viewed in the direction of arrow B in FIG. 2.
  • 5 is a cross-sectional view of the drum type washing machine taken along line 5-5 in FIG.
  • FIG. 6 is a cutaway lower perspective view showing a part of the drum type washing machine.
  • FIG. 7 is a cutaway perspective view showing a part of the outer tub and the drum of the drum type washing machine.
  • FIG. 1 is an upper perspective view showing a state in which the door of the drum type washing machine in Embodiment 1 of the present invention is opened.
  • FIG. 2 is a front view showing an internal configuration of the drum type washing machine.
  • FIG. 3 is
  • FIG. 8 is a cutaway perspective view showing a part of the drum-type washing machine with a communication part of the outer tub closed.
  • FIG. 9 is a cutaway perspective view showing a part of the drum-type washing machine in a state where the communication part of the outer tub is opened.
  • FIG. 10 is a block diagram of the drum type washing machine.
  • the washing machine 50 includes an outer tub 1, a housing 2, a suspension mechanism 3, a drum 4 including a drum portion 4 a and a drum portion 4 b, a rotating shaft 5, water storage portions 6 a and 6 b, a partition portion 7, a central portion 8, and a communication portion 9. , A drain port 11, a drain path 12, and a drain valve 13.
  • the washing machine 50 includes a motor 19, a pulley 20, a belt 21, a water supply unit 22, water supply valves 23a and 23b, water supply channels 24a and 24b, pumps 26a and 26b, foreign matter stoppers 27a and 27b, a heater 29, a packing 32, and A door 33 is provided.
  • the washing machine 50 includes a control unit 34, a cloth amount detection unit 35, a water level detection unit 36, a rotation detection unit 37, a water temperature detection unit 38, and an operation display unit 39.
  • the outer tub 1 is elastically supported by a plurality of suspension mechanisms 3 inside the housing 2 of the washing machine 50.
  • the suspension mechanism 3 includes a plurality of dampers that support the outer tub 1 from below and a plurality of springs that suspend the outer tub 1 from above.
  • the drum 4 has a substantially cylindrical shape, and is rotatably disposed in the outer tub 1 by a rotation shaft 5 extending horizontally in the left-right direction.
  • the outer tub 1 has water storage parts 6a and 6b for storing washing water at the bottom.
  • the water pumped up from the water storage sections 6a and 6b to the drum sections 4a and 4b through the water supply channels 24a and 24b is used as washing water for the respective drum sections.
  • a configuration including two pumps, that is, the pumps 26a and 26b will be described.
  • the water supply channels 24a and 24b are provided by including a single pump and using a water channel switching device such as a valve. The structure which switches the wash water sent to a may be sufficient.
  • the drum portions 4a and 4b are disposed at a substantially central portion in the direction of the rotation shaft 5, and are connected by a central portion 8 substantially parallel to the rotation shaft 5 as shown in FIG. That is, the drum portion 4a and the drum portion 4b are communicated with each other through a large opening, and substantially constitute one drum 4.
  • the drum portions 4a and 4b are respectively disposed above the water storage portions 6a and 6b of the outer tub 1 so as to face the water storage portions 6a and 6b.
  • the central portion 8 is disposed at a substantially central portion in the direction of the rotation shaft 5, whereby the drum portion 4 a and the drum portion 4 b have the same volume.
  • the drum portion 4a and the drum portion 4b can be configured to have different volumes.
  • the communication part 9 is formed in substantially the same plane as the bottom surfaces of the water storage parts 6 a and 6 b of the outer tub 1.
  • the communication part 9 is provided with communication doors 10a, 10b that can be opened and closed on the water storage part 6a side and the water storage part 6b side.
  • the communication doors 10a and 10b are individually operable. When the communication door 10a is opened, the water storage unit 6a communicates with the communication unit 9, and when the communication door 10b is opened, the water storage unit 6b communicates with the communication unit 9. To do. Further, not only one of the communication doors 10a and 10b can be opened and closed, but both can be opened and closed simultaneously.
  • the drain port 11 is provided in the bottom part of the communication part 9, and the wash water in the water storage parts 6a and 6b is discharged
  • the washing water in the water storage units 6a and 6b is discharged by opening a drain valve (drainage unit) 13 provided in the drainage path 12.
  • a drain valve drainage unit 13 provided in the drainage path 12.
  • the peripheral wall portions 14a and 14b which are the respective circumferential portions, are provided with a large number of peripheral wall water passage holes (water passage holes) 15a and 15b.
  • a large number of side surface water holes (water holes) 17a and 17b are provided on the outer side surface parts 16a and 16b of the drum parts 4a and 4b.
  • the drum portions 4a, 4b and the outer tub 1 are communicated with each other through the peripheral wall water holes 15a, 15b and the side water holes 17a, 17b.
  • the peripheral wall water holes 15a and 15b provided in the peripheral wall portions 14a and 14b of the drum portions 4a and 4b are elongated in the circumferential direction and formed in a slit shape. Further, the side water passage holes 17a and 17b provided in the outer side surface portions 16a and 16b of the drum portions 4a and 4b are formed in a long and narrow slit shape in an arc shape around the rotation shaft 5 of the drum portions 4a and 4b.
  • the peripheral wall water holes 15a and 15b provided in the peripheral wall portions 14a and 14b are provided in a large number on the outer side surface portions 16a and 16b of the drum portions 4a and 4b.
  • a non-porous region 18 having no peripheral wall water holes 15a and 15b is formed on the central portion 8 side of the peripheral wall portions 14a and 14b facing the partition portion 7.
  • the non-porous region 18 may not be on the central portion 8 side but may be on either the outer surface portion 16a or 16b side. However, also in this case, the non-porous region 18 faces the partition portion 7.
  • the peripheral wall portions 14 a and 14 b of the drum portions 4 a and 4 b are disposed above the upper end portion 7 a of the partition portion 7.
  • the upper end part 7a of the partition part 7 is formed in linear form, it is not restricted to this.
  • the partition part 7 should just partition a wash water.
  • the peripheral wall portions 14a and 14b are formed so as to expand at an angle ⁇ (for example, 5 degrees) from the partitioning portion 7 side of the portion where the peripheral wall water holes 15a and 15b are provided toward the outer surface portions 16a and 16b. ing. Further, the central portion 8 is recessed inward slightly from the peripheral wall portions 14 a and 14 b on both sides, and is formed in parallel with the rotating shaft 5.
  • a motor 19 that rotationally drives the drum portions 4a and 4b is attached to the lower portion of the outer surface of the outer tub 1 to rotate the drum portions 4a and 4b in the forward and reverse directions.
  • the power of the motor 19 is transmitted to the rotary shaft 5 via a belt 21 that is installed between the pulley 19 attached to the rotary shaft 5.
  • the motor 19 is composed of a brushless DC motor, and the rotation speed can be freely changed by inverter control.
  • the water supply unit 22 is connected to a water tap or the like, and is connected to water supply valves 23 a and 23 b that supply water from the peripheral wall 1 a of the outer tub 1 into the outer tub 1.
  • the water supply unit 22 supplies water so that a predetermined amount of water can be stored in the water storage units 6a and 6b through the water supply valves 23a and 23b, respectively.
  • each of the water supply channels 24 a and 24 b is connected to the water inlets 25 a and 25 b provided at the bottoms of the water storage units 6 a and 6 b, and the other end is connected to the upper part of the outer surface 1 b of the outer tub 1. Washing water outlets 24 c and 24 d provided at the other ends of the water supply channels 24 a and 24 b are provided above the rotary shaft 5. Pumps 26a and 26b for supplying and circulating the wash water in the water storage parts 6a and 6b into the drum parts 4a and 4b are provided in the middle of the water supply paths 24a and 24b, respectively.
  • Foreign substance stoppers 27a and 27b are provided on the upstream sides of the water supply paths 24a and 24b provided with the pumps 26a and 26b, and collect foreign substances (for example, coins and the like) detached from the laundry 28.
  • the heater 29 for heating the washing water has a configuration in which a sheathed heater is bent in a substantially U shape, and is disposed in the water storage section 6b.
  • a sheathed heater is bent in a substantially U shape, and is disposed in the water storage section 6b.
  • the drum portions 4a and 4b are provided with an inner lid 30 that opens and closes a slot (not shown) provided in a part of the peripheral wall portions 14a and 14b, so that the laundry 28 can be taken in and out of the drum portions 4a and 4b.
  • the inner lid 30 can be opened and closed.
  • an outer lid 31 for opening and closing an opening (not shown) provided in the outer tub 1 is provided to be freely opened and closed.
  • the opening provided in the outer tub 1 is sealed and connected to the housing 2 by a flexible packing 32 that can expand and contract to ensure watertightness and airtightness.
  • the opening provided in the outer tub 1 is covered with a door 33 provided on the upper surface of the housing 2 so as to be opened and closed.
  • the control unit 34 provided in the housing 2 controls the water supply valves 23a, 23b, the drain valve 13, the motor 19, the pumps 26a, 26b, the communication doors 10a, 10b, and the like, and performs each process such as washing, rinsing, and dehydration. Are controlled sequentially.
  • the control unit 34 includes an output of a cloth amount detection unit 35 that detects the amount of the laundry 28 put in the drum units 4a and 4b, and a water level detection that detects the amount of washing water supplied into the outer tub 1
  • the output of the part 36, the output of the rotation detection part 37 which detects the drive of the motor 19, and the output of the water temperature detection part 38 etc. which detect the temperature of washing water are input.
  • washing is sequentially performed in the order of washing, rinsing, and dehydration in accordance with a program preset by the control unit 34.
  • laundry with a lot of dirt and laundry with a little dirt are put separately.
  • laundry with a lot of dirt is put into the drum part 4a
  • laundry with little dirt is put into the drum part 4b.
  • the laundry 28 put into the drum portions 4a and 4b is positioned on the outer surface portion 16a side in the drum portion 4a and on the outer surface portion 16b side in the drum portion 4b.
  • the power switch (not shown) of the operation display unit 39 provided on the upper surface of the housing 2 is turned on, the start switch (not shown) is operated, and the washing operation is started.
  • the start switch (not shown) is operated, and the washing operation is started.
  • the amount of the laundry 28 put into the drum parts 4a and 4b is detected by the cloth amount detection part 35.
  • the amount of the laundry 28 is detected from the amount of torque applied to the motor 19 and the current value of the motor 19 when the drum portions 4a and 4b are rotated and the drum portions 4a and 4b are rotated.
  • the control unit 34 sets the time for each step such as washing, rinsing, and dehydration according to the detected amount of the laundry 28, and also indicates a preset amount of the detergent according to the amount of the laundry 28. Is displayed on the operation display unit 39. The user puts the detergent into the detergent throwing part (not shown) according to the displayed guideline for the amount of detergent.
  • the washing machine 50 may be equipped with a general detergent automatic loading device so that the detergent is automatically loaded under the control of the control unit 34.
  • a preset amount of washing water is supplied according to the amount of the laundry 28. Washing water is supplied from the upper part of the peripheral wall 1a of the outer tub 1 into the outer tub 1 through the water supply valves 23a and 23b from the water supply section 22 connected to a water tap or the like, and is provided at the bottom of the outer tub 1. The water is stored in the water reservoirs 6a and 6b. The washing water supplied into the outer tub 1 is detected by the water level detection unit 36, and when the amount of washing water set according to the amount of the laundry 28 is accumulated, the supply is stopped.
  • the rated water level L of the washing water stored in the water storage units 6 a and 6 b partitioned by the partition unit 7 is set to be located below the upper end portion 7 a of the partition unit 7. Accordingly, the peripheral wall portions 14a and 14b of the drum portions 4a and 4b disposed above the upper end portion 7a of the partition portion 7 are positioned above the rated water level L of the washing water and are immersed in the stored washing water. There is no. Accordingly, the resistance during rotation of the drum portions 4a and 4b is reduced, and the power consumption of the motor 19 is reduced.
  • the motor 19 and the pumps 26a and 26b are driven.
  • the laundry 28 is lifted in the rotating direction of the drum parts 4a and 4b, and is so-called scoured to perform a tumbling operation that falls from the upper part in the drum parts 4a and 4b.
  • the motor 19 is driven to rotate forward and backward at a rotational speed of 45 rpm, for example.
  • the washing water stored in the water storage section 6a is absorbed from a water inlet 25a provided at the bottom of the water storage section 6a, and reaches the pump 26a through the water supply path 24a.
  • the washing water is fed into the drum portion 4a through the water feeding path 24a by driving the pump 26a.
  • the washing water is used for washing in the drum unit 4a and returns to the water storage unit 6a. In this way, the washing water circulates.
  • the washing water stored in the water storage section 6b is absorbed from the water inlet 25b provided at the bottom of the water storage section 6b, and reaches the pump 26b through the water supply path 24b.
  • the washing water is fed into the drum portion 4b through the water feeding path 24b by driving the pump 26b.
  • the washing water is used for washing in the drum part 4b and returns to the water storage part 6b. In this way, the washing water circulates.
  • the laundry 28 does not move in the direction of the rotation shaft 5 and performs a tumbling operation by the rotation of the drum portions 4a and 4b that rotate about the rotation shaft 5 provided substantially horizontally. . For this reason, the laundry 28 divided into two is difficult to mix.
  • the wash water sent to the drum unit 4a circulates back to the water storage unit 6a.
  • the wash water sent to the drum part 4b returns to the water storage part 6b, and circulates.
  • the washing water used for washing the laundry 28 divided into the drum part 4a and the drum part 4b is washed without being mixed with each other during the washing operation.
  • the drum portion 4a and the drum portion 4b can be separately washed while being a single drum.
  • center part 8 is formed in parallel with the rotating shaft 5, it is good also as a shape which protrudes in the rotating shaft 5 side. With this configuration, it is possible to more reliably perform separate washing.
  • the shape of the peripheral wall water holes 15a and 15b is a slit shape elongated in the circumferential direction.
  • the shape of the side water passage holes 17a and 17b is an elongated slit in an arc shape with the rotation shaft 5 of the drum portions 4a and 4b as a substantial center.
  • the shape of the peripheral wall water holes 15a and 15b and the shape of the side water holes 17a and 17b are not limited to these, and the shape does not damage clothes depending on the position and angle of the outlet of the water channel. And what is necessary is just a shape which is easy to introduce washing water in a drum.
  • the washing machine 50 is provided with the outer tub 1 elastically supported in the housing 2, the outer tub 1 is rotatably provided, and has the rotation shaft 5 in the horizontal direction.
  • the motor 19 which rotationally drives the drum 4 and the water supply part 22 which supplies washing water in the outer tub 1 are provided.
  • the drainage part 13 which discharges the wash water in the outer tub 1 to the outside of the housing 2, the water storage parts 6 a and 6 b provided at the bottom of the outer tub 1, and the water storage parts 6 a and 6 b in the direction of the rotation axis of the drum 4 And a partitioning section 7 for dividing into a plurality.
  • the washing water in the water storage units 6a and 6b is introduced into the drum 4 and circulated through the water supply channels 24a and 24b that connect the water storage units 6a and 6b and the upper part of the outer tub 1 and the water supply channels 24a and 24b. Pumps 26a and 26b. Thereby, it is possible to separate and wash using one drum 4.
  • outlets 24c and 24d for discharging washing water from the water supply channels 24a and 24b are provided in the outer tub 1 so as to face the outer surface portions 16a and 16b of the drum 4.
  • Water passage holes 17 a and 17 b are provided in the outer surface portions 16 a and 16 b of the drum 4. Washing water is introduced into the drum 4 from the water holes 17a and 17b. Thereby, it is possible to lengthen the state in which the water passage holes 17a and 17b are opposed to the outlets 24c and 24d from which the washing water is discharged from the water supply channels 24a and 24b. Further, the washing water can be efficiently circulated into the drum 4 from the water holes 17a, 17b.
  • the shape of the water passage holes 17 a and 17 b is an elongated slit in the shape of an arc around the rotating shaft 5 of the drum 4.
  • the washing water splashed inside the outer tub 1 without entering the drum 4 from the water passage holes 17 a and 17 b is splashed in the rotation direction of the drum 4. Therefore, the splashed washing water is easily introduced into the drum 4 from the water passage holes 17 a and 17 b that are formed in an arc shape with the rotation shaft 5 of the drum 4 as a substantial center. Therefore, more washing water can be introduced into the drum 4 as circulating water.
  • peripheral wall portions 14a and 14b of the drum 4 are disposed above the partition portion 7, and the rated water level of the washing water stored in the water storage portions 6a and 6b is set below the upper end portion of the partition portion 7. is there. Thereby, it is possible to separate and wash using one drum 4. Further, since one drum 4 is used, when the laundry 28 is washed together, the trouble of allocating and putting the laundry 28 in the same amount is eliminated, and the usability of the washing machine 50 is improved. Can do. Further, the peripheral wall portions 14a and 14b of the drum 4 are not immersed in the washing water stored in the water storage portions 6a and 6b, and the resistance during the rotation driving can be reduced.
  • the central portion 8 of the peripheral wall portions 14 a and 14 b facing the partition portion 7 of the drum 4 is formed substantially parallel to the rotating shaft 5 of the drum 4.
  • the horizontal part with the area which receives a laundry can be formed in the center part 8 of the surrounding wall parts 14a and 14b. Therefore, also in the central part 8 of the peripheral wall parts 14a and 14b, the mechanical force by tapping can be applied to the laundry, and the cleaning effect can be enhanced.
  • the drum 4 has water passage holes 15a and 15b communicating with the outer tub 1 in the peripheral wall portions 14a and 14b.
  • the water passage holes 15 a and 15 b are provided on the outer surface portions 16 a and 16 b side of the drum 4.
  • the central portion 8 of the peripheral wall portions 14a and 14b facing the partition portion 7 is a non-porous region 18 having no water holes.
  • peripheral wall portions 14a and 14b are formed so as to spread from the partition portion 7 side of the portion provided with the water passage holes 15a and 15b toward the outer side surface portions 16a and 16b.
  • the tumbling operation is performed even when the laundry 28 is thrown close to the partition portion 7 at the time of separate washing.
  • the laundry gradually moves toward the outer surface portions 16a and 16b due to the expansion of the peripheral wall portions 14a and 14b of the drum 4. Therefore, it is possible to prevent the separated laundry 28 and washing water from being mixed.
  • the washing water in the water storage portions 6a and 6b is introduced into the drum 4 through the water supply channels 24a and 24b by the pumps 26a and 26b and circulates. Accordingly, the pumps 26 a and 26 b can supply the washing water to the laundry 28 at the upper part in the drum 4. For this reason, the laundry 28 can be dropped downward in a state containing a large amount of washing water. Accordingly, it is possible to increase the mechanical force acting on the laundry 28 and enhance the cleaning effect by tapping.
  • the partition 7 is provided with a drain port 11 for discharging the washing water in the water storage units 6a and 6b.
  • the wash water in the water storage parts 6a and 6b can be discharged
  • the communication part 9 enables each of the water storage parts 6a and 6b divided into a plurality by the partition part to be opened and closed individually. Thereby, the wash water used at the time of separate washing can be discharged
  • Washing water is supplied from the water supply unit 22 into the outer tub 1 through the water supply valve 23 b and is stored in the water storage unit 6 b provided at the bottom of the outer tub 1. At this time, the communication doors 10a and 10b remain closed.
  • the washing water stored in the water storage section 6b is absorbed from the water inlet 25b provided at the bottom of the water storage section 6b, and reaches the pump 26b through the water supply path 24b.
  • the washing water is fed into the drum portion 4b through the water feeding path 24b by driving the pump 26b.
  • the washing water is used for washing in the drum part 4b and returns to the water storage part 6b. In this way, the washing water circulates.
  • the washing water sent to the drum portion 4b returns to the water storage portion 6b and circulates.
  • the peripheral wall portion 14 b of the drum portion 4 b is disposed above the partition portion 7.
  • the rated water level L of the washing water stored in the water storage part 6 b is set below the upper end part 7 a of the partition part 7. For this reason, the peripheral wall part 14b of the drum part 4b is not immersed in the wash water stored by the water storage part 6b.
  • the temperature of the wash water supplied into the outer tub 1 from the water supply unit 22 is detected by a water temperature detection unit 38 configured with a thermistor or the like.
  • a water temperature detection unit 38 configured with a thermistor or the like.
  • the washing effect can be enhanced by heating the washing water with the heater 29 (for example, 40 ° C.) and washing using the heated washing water.
  • Washing water is supplied from the water supply unit 22 through the water supply valves 23 a and 23 b into the outer tub 1 and is stored in the water storage units 6 a and 6 b provided at the bottom of the outer tub 1.
  • the communication part 9 opened by the communication doors 10a and 10b communicates, and approximately the same amount of washing water is stored in each of the water storage parts 6a and 6b.
  • the washing water stored in the water storage units 6a and 6b is absorbed from the water inlets 25a and 25b provided at the bottoms of the water storage units 6a and 6b, and reaches the pumps 26a and 26b through the water supply channels 24a and 24b.
  • the washing water is fed into the drum portions 4a and 4b through the water feeding channels 24a and 24b by driving the pumps 26a and 26b.
  • the washing water is used for washing in the drum parts 4a and 4b and returns to the water storage parts 6a and 6b. In this way, the washing water circulates.
  • substantially the same amount of washing water is held in the water storage portions 6a and 6b by the rotation of the drum portions 4a and 4b and the driving of the pumps 26a and 26b.
  • peripheral wall portions 14 a and 14 b of the drum portions 4 a and 4 b are disposed above the partition portion 7, and the rated water level L of the washing water stored in the water storage portions 6 a and 6 b is lower than the upper end portion 7 a of the partition portion 7. Is set to For this reason, the peripheral wall parts 14a and 14b of the drum parts 4a and 4b are not immersed in the wash water stored in the water storage parts 6a and 6b.
  • the drum portions 4a and 4b can be operated as one drum 4. Therefore, when the laundry 28 is washed together, the troublesomeness of allocating and putting the laundry 28 in the same amount can be eliminated, and the usability of the washing machine 50 can be improved. Therefore, the convenience of separate washing and collective washing can be made compatible.
  • the partition part 7 has the communication part 9 which connects each of the water storage parts 6a and 6b divided into plurality by the partition part, and it is comprised so that opening and closing of the communication part 9 is possible. is doing. Thereby, when washing the laundry 28 collectively, the troublesomeness of distributing and putting the laundry 28 in the same amount can be eliminated, and the usability of the washing machine 50 can be improved. Moreover, the convenience of separate washing and collective washing can be made compatible. Further, approximately the same amount of washing water can be stored in the water storage parts 6a and 6b through the communication part 9, and the laundry 28 can be evenly washed.
  • the temperature of the wash water supplied into the outer tub 1 from the water supply unit 22 is detected by a water temperature detection unit 38 configured with a thermistor or the like.
  • a water temperature detection unit 38 configured with a thermistor or the like.
  • the washing effect can be enhanced by heating the washing water with the heater 29 (for example, 40 ° C.) and washing using the heated washing water.
  • the washing water in the water storage sections 6a and 6b can be heated at the same time.
  • the communication doors 10a and 10b can be opened to perform collective washing.
  • a heater 29 for heating the washing water is provided in at least one of the water storage units 6a and 6b divided into a plurality by the partition unit.
  • FIG. 11 is a cutaway lower perspective view showing a part of the drum-type washing machine according to Embodiment 2 of the present invention
  • FIG. 12 is a cross-sectional view showing the main part.
  • the drum 4 includes a drum portion 4a and a drum portion 4b.
  • outlets 24c and 24d for washing water discharged from the water supply channels 24a and 24b are provided on the peripheral wall 1a of the outer tub 1 so as to face the peripheral walls 14a and 14b of the drum portions 4a and 4b.
  • Other configurations are the same as those of the first embodiment, and the same reference numerals are given to the same configurations, and detailed description thereof is omitted.
  • peripheral wall portions 14a and 14b of the drum portions 4a and 4b are provided with peripheral wall water holes (water holes) 15a and 15b in a slit shape in the circumferential direction.
  • the outlets 24c and 24d of the washing water discharged from the water supply channels 24a and 24b are provided above the rotary shaft 5.
  • the washing water in the water storage parts 6a, 6b passes through the water supply paths 24a, 24b by the pumps 26a, 26b and is discharged from the outlets 24c, 24d provided in the peripheral wall part 1a of the outer tub 1. Further, the washing water is introduced into the drum portions 4a and 4b through the peripheral wall water holes 15a and 15b, is used for washing in the drum portions 4a and 4b, and returns to the water storage portions 6a and 6b. In this way, the washing water circulates.
  • the washing machine is provided with the outlets 24c and 24d for discharging the washing water from the water supply channels 24a and 24b in the outer tub 1 so as to face the peripheral wall portions 14a and 14b of the drum 4.
  • the peripheral wall portions 14a and 14b of the drum 4 are provided with water passage holes 15a and 15b in a slit shape in the circumferential direction, and washing water is introduced into the drum 4 from the water passage holes 15a and 15b.
  • the time when the outlets 24c and 24d of the washing water discharged from the water supply channels 24a and 24b are opposed to the peripheral wall water holes 15a and 15b can be lengthened. Therefore, the wash water in the water storage parts 6a and 6b can be efficiently circulated from the peripheral wall water holes 15a and 15b into the drum 4.
  • the shape of the peripheral wall water holes 15a and 15b is a slit shape elongated in the circumferential direction of the peripheral wall portions 14a and 14b.
  • the washing water splashed inside the outer tub 1 without entering the drum 4 from the peripheral wall water holes 15a, 15b is splashed in the rotation direction of the drum 4.
  • the splashed washing water is easily introduced into the drum 4 from the peripheral wall water holes 15a and 15b that are formed in a slit shape in the circumferential direction of the peripheral wall portions 14a and 14b of the drum 4. Therefore, more washing water is introduced into the drum 4 as circulating water.
  • the laundry 28 that is lifted upward in contact with the inner surfaces of the peripheral wall portions 14a and 14b is pressed inward by the wash water introduced into the drum 4 from the peripheral wall water holes 15a and 15b. Thereby, the laundry 28 is separated from the inner surfaces of the peripheral wall portions 14a and 14b and falls downward. Therefore, tapping by tumbling operation is effectively performed.
  • outlets 24c and 24d of the washing water discharged from the water supply channels 24a and 24b are provided on either the peripheral wall portion 1a or the outer side surface 1b of the outer tub 1 or both.
  • the washing water is supplied to both the peripheral wall water holes 15 a and 15 b provided in the peripheral wall parts 14 a and 14 b of the drum 4 and the side water holes 17 a and 17 b provided in the outer surface parts 16 a and 16 b of the drum 4. Is introduced.
  • a drum partition (not shown) that prevents the laundry 28 from moving in the direction of the rotation axis 5 may be provided at the center of the peripheral wall portions 14 a and 14 b of the drum 4.
  • the drum partition is removable. At the time of separate washing, by installing the drum partition, the separated laundry 28 is washed without being mixed in the drum 4. Further, at the time of collective washing, there is nothing that prevents the laundry 28 from moving in the direction of the rotary shaft 5 by removing the drum partition. As a result, the cleaning effect is enhanced. In addition, large laundry such as sheets can be washed well.
  • washing water can be circulated effectively even in a drum type washing machine having a structural restriction in which a large opening cannot be provided in the drum during a washing operation, such as a so-called top open type drum type washing machine.
  • the top-open drum-type washing machine is a type of washing machine that has a closing opening that can be freely opened and closed on the peripheral wall of the drum, and that performs a washing operation with the closing opening closed.
  • the drum type washing machine according to the present invention can be separately washed with one drum. Therefore, the drum-type washing machine according to the present invention is useful as a drum-type washing machine for separately washing.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Abstract

La présente invention est équipée d'une cuve externe (1) supportée de manière élastique dans un châssis (2), et d'un tambour (4) sensiblement cylindrique disposé rotatif dans la cuve externe (1), ledit tambour (4) étant doté d'un arbre rotatif dans la direction horizontale et communiquant avec la cuve externe (1) par l'intermédiaire d'orifices d'écoulement d'eau (15a, 15b). La présente invention est également équipée d'un moteur destiné à entraîner en rotation le tambour (4), et d'une partie d'alimentation en eau destinée à alimenter l'intérieur de la cuve externe (1) en eau de lavage. La présente invention est également équipée d'une partie de vidange destinée à évacuer l'eau de lavage présente à l'intérieur de la cuve externe (1) vers l'extérieur du châssis (2), de parties de stockage (6a, 6b) d'eau disposées au niveau de la partie inférieure de la cuve externe (1), et d'une partie de séparation (7) destinée à diviser les parties de stockage (6a, 6b) d'eau en une pluralité de sections dans la direction d'arbre rotatif du tambour (4). La présente invention est également équipée de passages d'alimentation (24a, 24b) en eau permettant de raccorder les parties de stockage (6a, 6b) d'eau et une partie supérieure de la cuve externe (1) de sorte qu'elles communiquent entre elles, et d'une pompe destinée à introduire l'eau de lavage à l'intérieur des parties de stockage (6a, 6b) d'eau dans le tambour (4) à travers les passages d'alimentation (24a, 24b) en eau et à faire circuler l'eau de lavage en leur sein.
PCT/JP2014/004321 2013-09-10 2014-08-22 Machine à laver du type à tambour WO2015037196A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2013-186905 2013-09-10
JP2013186905A JP6347042B2 (ja) 2013-09-10 2013-09-10 ドラム式洗濯機
JP2013-190171 2013-09-13
JP2013-190172 2013-09-13
JP2013190171A JP2015054159A (ja) 2013-09-13 2013-09-13 ドラム式洗濯機
JP2013190172A JP6191007B2 (ja) 2013-09-13 2013-09-13 ドラム式洗濯機

Publications (1)

Publication Number Publication Date
WO2015037196A1 true WO2015037196A1 (fr) 2015-03-19

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ID=52665329

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/004321 WO2015037196A1 (fr) 2013-09-10 2014-08-22 Machine à laver du type à tambour

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Country Link
WO (1) WO2015037196A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557966A (en) * 1946-07-25 1951-06-26 Hirsch Max Tumbler type clothes-washing machine having continuous liquid flow
FR1370320A (fr) * 1963-09-24 1964-08-21 Siemens Elektrogeraete Gmbh Machine à laver le linge
DE3440124A1 (de) * 1984-11-02 1986-05-07 Manfred 3403 Friedland Büte Waschmaschine fuer textilien
JP3067508B2 (ja) * 1994-02-24 2000-07-17 シャープ株式会社 ドラム式洗濯機
JP2006230956A (ja) * 2005-02-28 2006-09-07 Hitachi Home & Life Solutions Inc ドラム式洗濯機
WO2010008181A2 (fr) * 2008-07-15 2010-01-21 Lg Electronics Inc. Machine à laver

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2557966A (en) * 1946-07-25 1951-06-26 Hirsch Max Tumbler type clothes-washing machine having continuous liquid flow
FR1370320A (fr) * 1963-09-24 1964-08-21 Siemens Elektrogeraete Gmbh Machine à laver le linge
DE3440124A1 (de) * 1984-11-02 1986-05-07 Manfred 3403 Friedland Büte Waschmaschine fuer textilien
JP3067508B2 (ja) * 1994-02-24 2000-07-17 シャープ株式会社 ドラム式洗濯機
JP2006230956A (ja) * 2005-02-28 2006-09-07 Hitachi Home & Life Solutions Inc ドラム式洗濯機
WO2010008181A2 (fr) * 2008-07-15 2010-01-21 Lg Electronics Inc. Machine à laver

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