WO2017057940A1 - Machine à laver - Google Patents

Machine à laver Download PDF

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Publication number
WO2017057940A1
WO2017057940A1 PCT/KR2016/010952 KR2016010952W WO2017057940A1 WO 2017057940 A1 WO2017057940 A1 WO 2017057940A1 KR 2016010952 W KR2016010952 W KR 2016010952W WO 2017057940 A1 WO2017057940 A1 WO 2017057940A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
tub
disposed
supply pipe
supply
Prior art date
Application number
PCT/KR2016/010952
Other languages
English (en)
Korean (ko)
Inventor
김성룡
김진웅
서현석
Original Assignee
엘지전자 주식회사
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 KR1020150138012A external-priority patent/KR102487865B1/ko
Priority claimed from KR1020150138013A external-priority patent/KR102487866B1/ko
Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US15/765,180 priority Critical patent/US20180282931A1/en
Priority to EP16852086.4A priority patent/EP3358067A4/fr
Publication of WO2017057940A1 publication Critical patent/WO2017057940A1/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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/028—Arrangements for selectively supplying water to detergent compartments
    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/088—Liquid supply arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • 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
    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/02—Devices for adding soap or other washing agents
    • D06F39/022—Devices for adding soap or other washing agents in a liquid state

Definitions

  • the present invention relates to a washing machine, and more particularly, to a washing machine capable of supplying washing water to the tub in two directions.
  • a washing machine is a device that washes through washing, rinsing, and dehydration to remove contamination on clothes, bedding, etc. (hereinafter referred to as 'laundry') using water, detergent, and mechanical action.
  • Washing machines are classified into agitator type, pulsator type and drum type washing machines.
  • the stirring type washes by rotating the laundry rod rising to the left and right in the center of the washing tank, and the vortex type washes by using the friction force between the water flow and the laundry by rotating the disk-shaped rotary blade formed on the lower part of the washing tank to the left and right, and the drum type inside the drum. Add water, detergent and laundry to wash the drum by rotating it.
  • the drum washing machine is equipped with a tub in which washing water is accommodated in a cabinet forming an exterior, a drum in which laundry is accommodated is disposed inside the tub, and a driving part for rotating the drum is mounted on the rear side of the tub, and the tub is driven.
  • the drive shaft connected to the back side of the drum penetrates through is built up.
  • the inside of the drum is equipped with a lifter to load the laundry when the drum rotates.
  • the problem to be solved by the present invention is to provide a washing machine that can supply washing water to the tub in two directions.
  • Another object of the present invention is to provide a washing machine capable of temporarily storing a liquid detergent.
  • Another object of the present invention is to provide a washing machine in which the water supplied is flowed along the inner wall of the tub to minimize water supply noise and bubbles.
  • Another problem to be solved by the present invention is to provide a washing machine that can prevent the fluid or bubbles inside the tub to flow back into the detergent box when water is supplied to the wash water.
  • Another problem to be solved by the present invention is to provide a washing machine that can prevent the washing water falls directly into the laundry when water is supplied to the washing water.
  • a washing machine the cabinet forming the appearance; A tub disposed inside the cabinet and configured to store wash water; A water supply unit supplying wash water to the tub; A detergent box receiving wash water from the water supply unit and providing the tub to the tub; A first water supply pipe for supplying the wash water of the detergent box to the front of the tub; It includes; a second water supply pipe for supplying the washing water of the detergent box to any one of the side or rear of the tub.
  • a gasket disposed between the cabinet and the tub and sealing the laundry entrance hole may further include the first water supply pipe may be connected to the gasket.
  • At least one of the first water supply pipe and the second water supply pipe may be provided with a backflow prevention structure, and the backflow prevention structure may be formed as a U trap.
  • the first water supply pipe is directly connected to the detergent box, a portion of the washing water discharged from the detergent box is stored, bent in the gravity direction to prevent the back flow of fluid; And a connection part connected to the U trap part and guiding the washing water passing through the U trap part to the tub and connected to the front side of the tub to supply the washing water.
  • the second water supply pipe may be disposed to drop the washing water on the inner surface of the tub.
  • a supply unit disposed in the tub and guiding the washing water supplied from the second water pipe into the tub;
  • a water storage unit disposed inside the supply unit, spaced apart from the supply unit to form a first backflow prevention passage, and storing a portion of the water supplied from the second water supply pipe; Installed inside the second water supply pipe to guide the wash water provided from the second water supply pipe to the tub side, the lower end is inserted into the water storage unit, the water storage unit is spaced apart a predetermined interval to form a second backflow prevention passage
  • the water guide may further include: Washing water supplied from the second water supply pipe may be stored in the water storage part and then flow into the tub through the second backflow prevention flow path and the first backflow prevention flow path. .
  • the lower end of the water guide may be disposed to be submerged in the water of the water storage unit.
  • the lower surface of the water storage portion may be disposed on the curved surface forming the tub.
  • the lower side of the water storage unit When viewed from the front of the washing machine, the lower side of the water storage unit may be formed in a curved surface.
  • the detergent box may include a first supply part connected to the first water supply pipe; And a second supply part connected to the second water supply pipe.
  • the flow path separation partition may separate the flow of the wash water supplied from the water supply unit to the first supply and the second supply.
  • the detergent box may include a dispenser installed in the cabinet and provided with the first supply part and the second supply part; And a drawer movably installed in the dispenser, wherein the flow path separation partition may be disposed in the dispenser.
  • the flow path separating partition partitions the inside of the dispenser into a first space and a second space, the first space may be connected to the first supply part, and the second space may be connected to the second supply part.
  • the swirl partition wall further disposed in the first space, wherein the swirl partition wall may form a rotational force in the wash water flowing to the first supply.
  • the first supply part may be formed in the vertical direction, and the swirl partition wall may be disposed above the first supply part.
  • the swirl partition wall may form a separation distance from the flow path separation partition wall.
  • the swirl partition wall has an arc shape bent from the front to the rear side, one end is connected to the dispenser, the other end may form a separation distance with the flow path separation partition.
  • the first supply part may be formed in an up and down direction, the swirl partition wall may be disposed above the first supply part, and the swirl partition wall may divide an upper portion of the first supply part into a first swirl space and a second swirl space. .
  • the first supply part may be disposed at a side of the dispenser, the second supply part may be disposed at a rear side of the dispenser, and the second supply part may be disposed at a rear side of the first space.
  • washing machine and the control method of the present invention has one or more of the following effects.
  • the washing machine according to the present invention has the advantage of separating and supplying at least one of the front or side of the tub after separating the washing water supplied to the detergent box through the flow path separating partition.
  • the washing machine according to the present invention has an advantage of washing the laundry after the detergent is sufficiently dissolved in the lower part of the tub because the washing water moves downward along the inner wall of the tub and then rises upward from the lower side. .
  • the washing machine according to the present invention has an advantage of preventing backflow of a fluid such as foam or steam inside the tub into the detergent box.
  • the washing machine according to the present invention has the advantage that when the front water supply, the liquid detergent is temporarily stored in the U trap portion, diluted by the supplied wash water is supplied to the tub.
  • washing machine according to the present invention does not directly wash the laundry water, there is an advantage that can be prevented that the detergent or fabric softener is concentrated only on the specific laundry.
  • the washing machine according to the present invention has the advantage that the detergent can be uniformly dissolved because the washing water soaks the laundry from the bottom of the tub.
  • the washing machine according to the present invention has an advantage of minimizing water noise because the washing water flows down the inner wall of the tub during water supply of the washing water.
  • the washing machine according to the present invention has the advantage that the flow path separating partition is disposed in the dispenser to separate and supply the wash water to the first supply unit or the second supply unit.
  • the washing machine according to the present invention since the washing machine according to the present invention has a swirl partition formed on the dispenser, it is possible to add rotational force to the wash water and to minimize the residual detergent in the dispenser.
  • the washing machine according to the present invention has the advantage that the tub avoiding portion is formed in the dispenser to avoid interference with the tub.
  • the washing machine according to the present invention has the advantage that the second supply portion is disposed on the rear side of the first space, and the installation length of the second supply pipe for supplying the wash water to the side of the tub can be minimized.
  • the washing machine according to the present invention has an advantage that a separation distance is formed between the flow path separation partition and the swirl partition wall to quickly discharge the washing water of the first space to the first supply unit.
  • FIG. 1 is a partially exploded perspective view of a washing machine according to an embodiment of the present invention.
  • FIG. 2 is a front sectional view of a washing machine according to an embodiment of the present invention.
  • FIG. 3 is a perspective view showing the installation structure of the detergent box according to an embodiment of the present invention.
  • FIG. 4 is a left side view of FIG. 3.
  • FIG. 5 is a perspective view of the lower body shown in FIG.
  • FIG. 6 is a plan view of FIG. 5.
  • FIG. 7 is a perspective view of the first water pipe illustrated in FIG. 3.
  • FIG. 8 is an enlarged cross-sectional view of the second water supply pipe illustrated in FIG. 2.
  • washing machine the cabinet 10 to form the exterior, the tub 20 for receiving the wash water, the tub 20 is disposed in the drum, the drum is rotated by receiving the laundry therein ( 30, a driving unit (not shown) for rotating the drum 30, a water supply unit 50 for receiving washing water from an external water source and supplying it to the tub 20, a detergent for washing is accommodated, and washing And a detergent box 60 for mixing the water with the laundry detergent.
  • the cabinet 10 forms the appearance of the washing machine.
  • the tub 20 is provided in the cabinet 10.
  • the laundry access hole 12 is formed in the front of the cabinet 10 to allow the laundry to enter and exit the laundry.
  • the front of the cabinet 10 is rotatably provided with a door 15 for opening and closing the laundry access hole 12.
  • a gasket 25 is disposed in front of the tub 20.
  • the gasket 25 is positioned between the cabinet 10 and the tub 20 to prevent the wash water from leaking into the cabinet 10.
  • the gasket 25 forms a laundry entry hole 12.
  • the door 15 is in close contact with the gasket 25. A part of the door 15 may be partially inserted into the gasket 25.
  • the cabinet 10 is provided with a control panel 13 which receives a command from a user and displays various state information of the washing machine.
  • the cabinet 10 is provided with a detergent box 60 capable of withdrawing detergent such as laundry detergent, rinse detergent or bleach.
  • the drum 30 is formed with a plurality of through holes 31 so that the washing water passes.
  • the inner wall of the drum 30 may be a lifter 32 for lifting the laundry to a certain height when the drum 30 is rotated.
  • the drum 30 is connected to the driving unit and rotates by receiving the rotational force of the driving unit.
  • the drum 30 is not arranged completely horizontal, but has a predetermined slope such that the front portion of the drum 30 is high and the rear portion is lower than horizontal.
  • the detergent box 60 accommodates detergents such as laundry detergent, rinse detergent or bleach.
  • the detergent box 60 may be drawn out through the front of the cabinet 10.
  • Detergent in the detergent box 60 is mixed with the wash water at the time of supplying the wash water is introduced into the tub 20.
  • the detergent box 60 may be formed by dividing a portion in which a laundry detergent is accommodated, a portion in which a rinsing detergent is accommodated, and a portion in which a bleach is received.
  • the detergent box 60 supplies washing water to the tub 20 in two directions. Washing water of the detergent box 60 may be supplied to the front side of the tub (20). In addition, the wash water of the detergent box 60 may be supplied to the side of the tub (20).
  • the detergent box 60 includes a dispenser 110 in which a two-way water supply passage is formed, and a drawer 210 movably installed in the dispenser 110.
  • the dispenser 110 includes a dispenser body 120 in which wash water can be stored, and a first water supply pipe 130 and a second water supply pipe 140 connecting the dispenser body 120 and the tub 20.
  • the dispenser body 120 includes a lower body 150 and an upper body 160.
  • the lower body 150 stores the wash water.
  • the first water supply pipe 130 and the second water supply pipe 140 are connected to the lower body 150.
  • the water supply passage may be connected to the upper body 160 depending on the shape.
  • the dispenser body 120 has a drawer access hole 125 formed on the front surface.
  • the drawer entry and exit hole 125 is formed by the combination of the lower body 150 and the upper body 160.
  • the lower body 150 has a basket shape of which an upper side is opened.
  • the lower body 150 is provided with a first supply part 151 connected with the first water supply pipe 130 and a second supply part 152 connected with the second water supply pipe 140.
  • the first supply part 151 is formed to face downward.
  • the second supply part 152 is formed to face the rear side.
  • the first supply part 151 and the second supply part 152 are separated by a flow path separating partition 155.
  • the flow path separating partition wall 155 separates the wash water supplied from the water supply unit and then provides the first supply part 151 and the second supply part 152.
  • the flow path separating partition 155 is formed in the lower body 150.
  • the flow path separation partition 155 divides the inside of the lower body 150 into two spaces.
  • the flow path separating partition 155 may be formed in a straight line, but is bent and formed in the present embodiment.
  • the flow path separating partition 155 partitions the inside of the lower body 150 in consideration of the washing water falling from the drawer 210.
  • the flow path partition wall 155 may be formed in the drawer 210.
  • the flow path separating partition 155 may be formed in the drawer 210, it may be formed to protrude downward from the lower side of the drawer 210.
  • the flow path separating partition wall 155 is formed by being connected to the first partition wall 156 formed in the front-rear direction and the first partition wall 156, and formed by the second partition wall formed diagonally from the rear side of the first partition wall 156 ( 157).
  • the flow path separating partition 155 prevents the wash water from overflowing to an adjacent space.
  • the flow path separation partition 155 prevents the wash water dropped from the drawer 210 from flowing into the adjacent space.
  • the fabric softener, the detergent, and the like stored in the drawer 210 may be supplied into the tub 20 through a desired water supply passage.
  • the space in which the first supply unit 151 is located is defined as the first space 121
  • the space in which the second supply unit 152 is located is defined as the second space 122.
  • the flow path separating partition 155 divides the inside of the dispenser into a first space 121 and a second space 122, and the first space 121 is connected to the first supply part 151.
  • the second space 122 is connected to the second supply part 152.
  • the second supply part 152 is located at the rear side of the first space 121.
  • the first supply part 151 is positioned on the side of the first space 121, and the second supply part 152 is located behind the first space 121.
  • a swirl partition wall 153 for guiding the wash water to the first supply unit 151 is further formed in the first space 121.
  • the swirl partition wall 153 improves the discharge rate of the wash water.
  • the swirl partition wall 153 is formed in an arc shape when viewed in a plan view.
  • the swirl partition wall 153 is convexly formed toward the front side of the washing machine when viewed in a plan view.
  • the swirl partition wall 153 is disposed above the first supply unit 151.
  • the swirl partition wall 153 is disposed across the upper portion of the first supply part 151.
  • the swirl partition wall 153 may partition an upper portion of the first supply part 151 in the front-rear direction.
  • One end of the swirl partition wall 153 is coupled to the dispenser 110, and the other end is spaced apart from the flow path partition wall 155.
  • the swirl partition wall 153 and the flow path separation partition 155 form a separation distance 154, and the wash water flows through the separation distance 154.
  • the separation distance 154 is formed between the swirl partition wall 153 and the first partition wall 156.
  • the swirl partition wall 153 guides the wash water flowing to the first supply unit 151 to rotate.
  • the wash water may be moved downward by the swirl partition wall 153 while rotating along the inner wall of the first supply unit 151.
  • the swirl partition wall 153 extends into the first supply unit 151.
  • the swirl partition wall 153 may be disposed to extend into an upper side of the first supply unit 151 and may be divided into two upper sides of the first supply unit 151.
  • the swirl partition wall 153 partitions the inside of the first supply part 151 in the front-rear direction.
  • the swirl partition wall 153 partitions the first supply part 151 into a first swirl space 151a and a second swirl space 151b.
  • the swirl partition wall 153 partitions the inlet side of the first supply unit 151.
  • wash water in the first space 121 may be drained into the first swirl space 151a, and the rest may flow along the swirl partition wall 153 to be drained into the second swirl space 151b.
  • a tub avoiding part 158 is formed in the second space 122 of the lower body 150 to be convex upward.
  • the lower body 150 may be in close contact with the outer surface of the tub 20 by the tub avoiding portion 158.
  • the tub avoiding portion 158 has an advantage of minimizing the installation space of the detergent box 60 and the tub 20.
  • the first water supply pipe 130 and the second water supply pipe 140 are provided with a backflow prevention structure for blocking the foam or steam in the tub 20 to flow back to the detergent box (60).
  • the first water supply pipe 130 connects the front side of the first supply part 151 and the tub 20. Washing water supplied through the first water supply pipe 130 does not directly fall to the laundry.
  • the first water supply pipe 130 is connected to a gasket 25 disposed in front of the tub 20. Unlike the present embodiment, the first water supply pipe 130 may be directly connected to the tub 20. The wash water supplied from the first water supply pipe 130 may be supplied through the gasket 25 and flow into the space between the tub 20 and the drum 30.
  • the first water supply pipe 130 is provided with a structure for preventing backflow of steam or foam to the detergent box 60.
  • the first water supply pipe 130 has a U trap structure as a backflow prevention structure.
  • the first water supply pipe 130 is connected to the first supply unit 151, the U trap portion 132 is always stored in the wash water or detergent, and connected to the U trap 132, the tub 20 Connection portion 134 is connected to the front side, and the U-trap portion 132 or the wear prevention portion 136 formed on at least one of the connection portion 134.
  • the first supply part 151 is formed in the vertical direction, and the U trap part 132 is coupled to the lower side of the first supply part 151.
  • the wash water of the first space 121 flows to the U trap part 132 through the first supply part 151.
  • the U trap unit 132 stores a wash water or a wash water mixed with a predetermined amount of detergent.
  • the wash water stored in the U-trap section 132 is supplied to the tub 20 by the additionally supplied wash water.
  • the U trap portion 132 is disposed in the front and rear direction of the washing machine.
  • the U trap portion 132 is installed so that the front end is facing forward.
  • connection part 134 connects the U trap part 132 and the tub 20.
  • the connecting portion 134 is connected to the front side end of the U trap portion 132.
  • the connecting portion 134 is formed by being connected to the bending connecting portion 134a connected to the front side end of the U trap portion 132 and the bending connecting portion 134a, and the horizontal connecting portion 134b formed in the horizontal direction. And an inclined connection part 134c which is connected to the horizontal connection part 134b and is inclined downward and connected to the tub 20.
  • connection part 134 may be formed in a straight line. In the present embodiment, after the wash water is moved horizontally in consideration of the structure of the U trap portion 132, it is supplied to the front of the tub 20 along the inclined connection portion 134c.
  • the U-trap portion 132 and the connecting portion 134 is disposed in close contact with the lower body 150, and minimizes the volume in the inner space of the washing machine.
  • the detergent supplied to the detergent box may be temporarily stored in the U trap unit 132.
  • the detergent stored in the drawer 210 may flow to the first water supply pipe 130 through the dispenser body 120.
  • the liquid detergent When the liquid detergent is stored in the drawer 210, the liquid detergent may be temporarily stored in the U trap portion 132.
  • the wear protection part 136 prevents a shock from being transmitted directly to the first water supply pipe 130 when vibration is generated in the washing machine.
  • the wear protection part 136 includes a first wear protection part 136a formed in the U trap part 132 and a second wear protection part 136b formed in the connection part 134.
  • the first wear protection part 136a is formed on the tub 20 side and buffers the contact with the tub 20.
  • the second wear protection part 136b is formed above the connection part 134 and buffers contact with the lower body 150.
  • the wear protection part 136 may be changed in position according to design.
  • the second water supply pipe 140 connects side surfaces of the second supply part 152 and the tub 20.
  • the second water supply pipe 140 is disposed to drop the washing water in the vertical direction.
  • the second water supply pipe 140 has a bellows structure formed on at least a portion thereof, and thus may damp vibration or change in length.
  • the second water supply pipe 140 flows the wash water to the inner wall surface of the tub 20.
  • the second water supply pipe 140 is dropped into the space between the drum 30 and the tub 20.
  • the wash water falling from the second water supply pipe 140 flows downward along the inner wall surface of the tub 20.
  • wash water supplied from the second water supply pipe 140 flows along the inner wall surface of the tub 20, it is possible to minimize the fall noise of the wash water.
  • the wash water supplied through the second water pipe 140 does not directly fall to the laundry.
  • the second water supply pipe 140 is provided with a structure for preventing backflow of steam or foam into the detergent box 60.
  • the backflow prevention structure 170 having the U trap structure is installed inside the pipe instead of installing the U trap on the pipeline like the first water supply pipe 130. .
  • a third supply part 23 protrudes from the tub 20 connected to the second water supply pipe 140.
  • the third supply part 23 is tubular.
  • the backflow preventing structure 170 is installed between the third supply part 23 and the second water supply pipe 140.
  • the backflow preventing structure 170 forms a flow path that is bent twice in the vertical direction in at least one of the inside of the second water supply pipe 140 or the inside of the third supply unit 23.
  • the backflow prevention structure 170 is disposed in the third supply part 23, and spaced apart from the third supply part 23 by a predetermined interval to form a first backflow prevention flow path 191, and the second water supply pipe 140.
  • the wash water supplied from the second water supply pipe 140 is stored in the water storage unit 190, and then passes through the second backflow prevention flow path 192 and the first backflow prevention flow path 191 to the tub 30. It flows inside.
  • the water storage unit 190 is disposed in the third supply unit 23, and the water guide 180 is disposed in the water storage unit 190.
  • the first backflow prevention passage 191 and the second backflow prevention passage 192 communicate with each other, the direction of the flow path is switched 180 degrees, and the second backflow prevention passage 192 and the water hole 181 communicate with each other.
  • the flow path is switched 180 degrees.
  • the water guide 180 has a water hole 181, the washing water of the second water supply pipe 140 flows to the water storage unit 190 through the water hole 181.
  • the water guide 180 is disposed in the vertical direction.
  • the water guide 180 may be installed anywhere of the second water supply pipe 140 or the third supply unit (23).
  • the second water supply pipe 140 and the third supply portion 23 is installed in the connection portion.
  • the water guide 180 is engaged with the upper end of the third supply unit 23.
  • the second water supply pipe 140 surrounds the water guide 180 and is coupled to an upper end of the second supply part 23.
  • the water guide 180 is formed in the water guide body 182 is fixed to the second supply unit 23, the guide body 182, the water hole for guiding the washing water to the tub 20 ( 181 includes a guide portion 184 is formed.
  • the guide part 184 is formed to extend in the vertical direction.
  • the water hole 181 is formed inside the guide part 184.
  • the guide part 184 and the guide body 182 are formed to have a different diameter.
  • the diameter of the guide part 184 is smaller than the diameter of the guide body 182.
  • the guide part 184 has a lower end inserted into the water storage unit 190 and is partially locked to the stored wash water.
  • the water storage unit 190 is disposed inside the third supply unit 23 and spaced apart from the inner surface of the third supply unit 23 by a predetermined distance.
  • the water storage unit 190 is spaced apart from the guide unit 184 by a predetermined interval.
  • a first backflow prevention passage 191 is formed between the water storage unit 190 and the guide unit 184, and a second backflow prevention passage 192 between the water storage unit 190 and the third supply unit 23. Is formed.
  • the first backflow prevention passage 191 and the second backflow prevention passage 192 form a U trap.
  • the water storage unit 190 may be formed in a cup shape.
  • the lower surface 195 of the water storage unit 190 is disposed on a curved surface continuous with the outer surface of the tub 20.
  • the lower surface 195 of the water storage unit 190 is formed in a curved surface.
  • the lower surface 195 of the water storage unit 190 is formed in a curved surface on the radius of curvature forming the tub (20).
  • the lower side has a function of guiding the wash water supplied through the first and second backflow prevention passages 191 and 192 to the inner wall of the tub 20.
  • the wash water falling from the second backflow prevention passage 192 may fall vertically or may flow along the inner surface of the tub 20.
  • the second backflow prevention passage 192 is preferably in close contact with the side of the tub (20).
  • the wash water can be more easily flowed along the inner wall of the tub 20.
  • the second water supply pipe 140 may be installed to allow the washing water to flow along the rear inner wall of the tub 20.
  • the first water supply pipe 130 and the second water supply pipe 140 provide a flow path structure for supplying the wash water to the tub, and prevents the foam or steam inside the tub 20 from flowing into the detergent box 60.
  • the wash water stored in the U trap portion 132 of the first water supply pipe 130 blocks the foam or steam inside the tub 20 from flowing into the detergent box 60.
  • the wash water stored in the water storage unit 190 of the second water supply pipe 140 blocks the bubbles or steam inside the tub 20 from entering the detergent box 60.
  • the water supply unit 50 may separately supply the washing water to the first space 121 and the second space 122 of the detergent box 60.
  • the washing water for main washing is supplied to the first space 121.
  • the wash water for the fabric softener or pre-water supply is supplied to the second space (122).
  • the wash water supplied from the water supply unit 50 is dropped from the drawer 210 and then flows to the first space 121 or the second space 122.
  • the wash water supplied to the first space 121 for main washing is supplied to the front of the tub 20 through the first water supply pipe 130.
  • the wash water supplied to the tub 20 through the first water supply pipe 130 minimizes direct contact with the laundry.
  • the wash water supplied to the second space 122 for the pre-watering or rinsing detergent may be supplied to the side or the rear of the tub 20.
  • the wash water supplied to the tub 20 through the second water supply pipe 140 also flows down along the inner wall of the tub 20 or falls into a space between the tub 20 and the drum 30 to reach the laundry water. To minimize it.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

La machine à laver, selon un mode de réalisation de la présente invention, comprend : une enceinte formant un extérieur ; une cuve qui est disposée dans l'enceinte, et dans laquelle l'eau de lavage est stockée ; une unité d'alimentation en eau pour fournir l'eau de lavage à la cuve ; une boîte de détergent recevant l'eau de lavage provenant de l'unité d'alimentation en eau pour la fournir à la cuve ; un premier tube d'alimentation en eau pour fournir l'eau de lavage provenant de la boîte de détergent à l'avant de la cuve ; et un second tube d'alimentation en eau pour fournir l'eau de lavage provenant de la boîte de détergent sur le côté ou à l'arrière de la cuve. La machine à laver selon la présente invention a l'avantage de diviser l'eau de lavage fournie à la boîte de détergent au moyen d'une cloison de séparation de trajet d'écoulement, puis la fournir séparément à l'avant et/ou sur le côté de la cuve.
PCT/KR2016/010952 2015-09-30 2016-09-30 Machine à laver WO2017057940A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US15/765,180 US20180282931A1 (en) 2015-09-30 2016-09-30 Washing machine
EP16852086.4A EP3358067A4 (fr) 2015-09-30 2016-09-30 Machine à laver

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020150138012A KR102487865B1 (ko) 2015-09-30 2015-09-30 세탁기
KR10-2015-0138013 2015-09-30
KR10-2015-0138012 2015-09-30
KR1020150138013A KR102487866B1 (ko) 2015-09-30 2015-09-30 세탁기

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WO2017057940A1 true WO2017057940A1 (fr) 2017-04-06

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US (1) US20180282931A1 (fr)
EP (1) EP3358067A4 (fr)
WO (1) WO2017057940A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111519399A (zh) * 2019-02-01 2020-08-11 Lg电子株式会社 衣物处理装置
TWI758524B (zh) * 2017-09-04 2022-03-21 日商松下知識產權經營股份有限公司 洗衣機
US11408114B2 (en) * 2019-02-01 2022-08-09 Lg Electronics Inc. Apparatus for treating laundry

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102647316B1 (ko) * 2016-12-23 2024-03-14 삼성전자주식회사 세탁기
EP3690115B1 (fr) * 2019-02-01 2021-07-07 LG Electronics Inc. Appareil de traitement du linge et son procédé de commande d'alimentation en eau
TW202104715A (zh) * 2019-07-29 2021-02-01 日商松下知識產權經營股份有限公司 滾筒式洗衣機
KR20210072496A (ko) * 2019-12-09 2021-06-17 삼성전자주식회사 다이어프램 조립체 및 이를 포함하는 세탁기
JP7490083B2 (ja) * 2020-05-22 2024-05-24 ▲海▼信冰箱有限公司 洗濯機
CA203403S (en) * 2020-08-06 2022-06-23 Lg Electronics Inc Detergent drawer for washing machine
DE102021212638A1 (de) * 2021-11-10 2023-05-11 BSH Hausgeräte GmbH Einspülsystem, wasserführendes Haushaltsgerät und Verfahren zum Leiten von Fluid
WO2024139809A1 (fr) * 2022-12-28 2024-07-04 重庆海尔滚筒洗衣机有限公司 Structure de rainure d'eau de distributeur, distributeur et procédé de commande

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008113977A (ja) * 2006-11-08 2008-05-22 Hitachi Appliances Inc 洗濯機
KR20080100168A (ko) * 2005-12-22 2008-11-14 산요덴키가부시키가이샤 드럼식 세탁기
KR20100105074A (ko) * 2009-03-20 2010-09-29 엘지전자 주식회사 세탁장치
CN102733155A (zh) * 2012-06-02 2012-10-17 松下家电研究开发（杭州）有限公司 一种前置进水滚筒洗衣机
KR101403957B1 (ko) * 2009-08-24 2014-06-09 삼성전자 주식회사 세탁기

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060085784A (ko) * 2005-01-25 2006-07-28 엘지전자 주식회사 드럼 세탁기의 거품 역류 방지 구조
DE102006029953A1 (de) * 2006-06-29 2008-01-03 BSH Bosch und Siemens Hausgeräte GmbH Waschmaschine mit einem steuerbaren Frischwasserzulauf und Verfahren zum Betreiben einer solchen Waschmaschine
JP2008049006A (ja) * 2006-08-28 2008-03-06 Matsushita Electric Ind Co Ltd ドラム式洗濯機
JP5294651B2 (ja) * 2007-05-18 2013-09-18 キヤノン株式会社 インバータの作製方法及びインバータ
JP5799199B2 (ja) * 2011-02-23 2015-10-21 パナソニックＩｐマネジメント株式会社 ドラム式洗濯機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080100168A (ko) * 2005-12-22 2008-11-14 산요덴키가부시키가이샤 드럼식 세탁기
JP2008113977A (ja) * 2006-11-08 2008-05-22 Hitachi Appliances Inc 洗濯機
KR20100105074A (ko) * 2009-03-20 2010-09-29 엘지전자 주식회사 세탁장치
KR101403957B1 (ko) * 2009-08-24 2014-06-09 삼성전자 주식회사 세탁기
CN102733155A (zh) * 2012-06-02 2012-10-17 松下家电研究开发（杭州）有限公司 一种前置进水滚筒洗衣机

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3358067A4 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI758524B (zh) * 2017-09-04 2022-03-21 日商松下知識產權經營股份有限公司 洗衣機
CN111519399A (zh) * 2019-02-01 2020-08-11 Lg电子株式会社 衣物处理装置
US11371176B2 (en) * 2019-02-01 2022-06-28 Lg Electronics Inc. Laundry treating apparatus
US11408114B2 (en) * 2019-02-01 2022-08-09 Lg Electronics Inc. Apparatus for treating laundry
CN111519399B (zh) * 2019-02-01 2023-01-24 Lg电子株式会社 衣物处理装置

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US20180282931A1 (en) 2018-10-04
EP3358067A1 (fr) 2018-08-08
EP3358067A4 (fr) 2019-06-12

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