CN110886069A

CN110886069A - Drum washing machine

Info

Publication number: CN110886069A
Application number: CN201811040925.3A
Authority: CN
Inventors: 赵志强; 许升; 吕佩师
Original assignee: Qingdao Haier Washing Machine Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2018-09-07
Filing date: 2018-09-07
Publication date: 2020-03-17
Anticipated expiration: 2038-09-07
Also published as: CN110886069B

Abstract

The invention discloses a drum washing machine, which comprises a drum, wherein a water outlet is arranged on the drum; the water outlet is connected with a hose which extends to the outside of the roller and can generate elastic deformation; a sliding block capable of sliding is arranged on the outer side of the roller; the washing machine is provided with a driving device for driving the sliding block to displace so as to control the sliding block to be in extrusion contact with the hose until the corresponding hose generates bending deformation and closes the water outlet, or drive the sliding block to be separated from the hose, and the hose to recover and open the water outlet under the action of self elasticity. The hose is arranged at the drainage port of the roller, so that the hose is bent and deformed under the action of the ejector rod in the rotation process of the roller, and the aim of sealing the drainage port and forming washing water flow by utilizing water stored in the roller so as to execute the normal working procedure of the washing machine is fulfilled.

Description

Drum washing machine

Technical Field

The invention belongs to the technical field of clothes processing equipment, particularly relates to a drum washing machine, and particularly relates to a drainage device of a washing machine with a non-porous inner drum.

Background

In order to avoid pollution, avoid breeding bacteria and save the washing water, the prior washing machine adopts a non-porous inner barrel technology to integrate an inner barrel and an outer barrel of the washing machine, so that the washing machine has the double effects of containing the washing water and rotating to form the washing water flow. Meanwhile, in order to achieve the above object, a single drum is required to be disposed in a casing of the washing machine, a dehydration hole for outflow of water supply flow in a normal washing process is not disposed on the drum except for a laundry input port, and the drum is connected to a driving motor of the washing machine, so that the drum can rotate around a shaft to agitate washing water and laundry held in a tub.

However, the above washing machine with a holeless drum has the following problems: complicated drainage structure, unsmooth drainage and untight sealing of the drainage outlet.

The drainage structure of the prior washing machine with a non-porous inner barrel has the following arrangement mode: the drum is provided with a water outlet provided with a one-way valve, and a valve plug of the one-way valve is driven by a motor to open or close the water outlet. Above-mentioned mode of setting up, because the valve plug is moved by motor drive, there are the problem that the structure is complicated, the reliability is poor, with high costs to and the problem that the check valve sealing is invalid is led to by line bits, debris jam in the movement process of check valve plug.

The applicant has also previously proposed a top-loading drum washing machine comprising a drum disposed in a casing of the washing machine and having two sealed ends, at least one end of the drum being mounted on the casing via a rotating shaft, the drum being driven by a motor to rotate; meanwhile, the side wall of the drum is provided with an opening, the opening is provided with a door cover capable of being turned to open and close, and the top of the shell of the washing machine is provided with a door body capable of being turned to open, so that a user can take and place clothes from the top of the washing machine into the closed drum. How to integrate the functions of the inner cylinder and the outer cylinder of the roller at the same time and arrange a drainage system on the top-opening roller washing machine becomes a problem which needs to be solved urgently.

The present invention has been made in view of this situation.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a drum washing machine so as to realize the purpose of controllably opening and closing a drum water outlet of the washing machine; another purpose is to provide a washing machine, in order to realize to set up the drainage means on the washing machine of the aporate inner tube, guarantee the controllable opening and closing of the drainage outlet of the washing machine, and then guarantee the washing machine drains off water smoothly, the purpose used in normal washing; the invention also provides a top-opening drum washing machine, which aims to realize the purpose of controllably opening and closing the drum water outlet of the top-opening drum washing machine provided with the holeless drum.

In order to realize the aim of the above complaint, the invention adopts the basic concept of the technical scheme that:

a drum washing machine includes a drum; a water outlet is arranged on the roller; the water outlet is connected with a hose which extends to the outside of the roller and can generate elastic deformation; a sliding block capable of sliding is arranged on the outer side of the roller; the washing machine is provided with a driving device for driving the sliding block to displace so as to control the sliding block to be in extrusion contact with the hose until the corresponding hose generates bending deformation and closes the water outlet, or drive the sliding block to be separated from the hose, and the hose to recover and open the water outlet under the action of self elasticity.

Furthermore, a water outlet is arranged at the periphery of at least one sealing end of the roller; and/or the side wall of the roller is provided with a water outlet.

Furthermore, a plurality of water outlets are distributed on the sealing end of the roller, and the distances between the water outlets and the rotating center of the sealing end are equal; or a plurality of water outlets are distributed on at least one section of the side wall of the roller, each water outlet extends out of the roller through a corresponding hose, and a sliding block capable of sliding is arranged at each water outlet; preferably, each drain opening is located on the same drum rotation direction side with respect to the corresponding slider.

Further, a clothes input opening is formed in the side wall of the roller, and a door cover capable of controllably opening and closing the clothes input opening is arranged on the roller; the fixed part is sleeved outside the roller and is of a cylindrical structure with two sealed ends, an opening is formed in the top of the cylindrical side wall of the fixed part, and a door body capable of being controlled to open and close is arranged at the opening; the drum is connected with a driving motor of the washing machine so as to drive the drum to rotate under the action of the driving motor, and further to stir clothes and washing water contained in the drum; the motion path of the clothes throwing-in opening is vertically overlapped with at least part of the opening on the fixed part in the rotation process of the drum; the driving device is arranged on the fixed part to drive the sliding block to move towards one side of the extrusion hose and close the water outlet in the rotation process of the roller. Preferably, the drum is a non-perforated drum without a dewatering opening.

Furthermore, the slider is arranged on one side of the hose, and the driving device drives the slider to move in a pushing and pulling manner along the direction of the outer side of the roller close to or far away from the hose.

Furthermore, the outer side of the roller is provided with a folding part which protrudes outwards, the folding part is arranged close to the hose, and the folding part is arranged on the opposite side of the hose relative to the sliding block, so that the hose is bent under the action of the folding part when the sliding block correspondingly extrudes the hose; preferably, the baffle part is a convex rib which extends outwards from the outer side of the roller, and the extending length of the convex rib is smaller than that of the hose.

Furthermore, the driving device comprises an ejector rod which is arranged on the fixed part and can move in a telescopic way towards the side direction of the roller, a certain gap is formed between the ejector rod and the roller, and at least part of the ejector rod which extends out in the rotating process of the roller is correspondingly superposed with the motion path of the sliding block so as to drive the sliding block to move; preferably, the retracted ejector pins are separated from the slider movement path so as not to interfere with each other.

Furthermore, in the washing and rinsing processes of the washing machine, the ejector rod extends out, the roller only moves along the first circumferential direction, the sliding block is arranged on the side of the hose in the first circumferential direction, the ejector rod provides a stirring effect on the sliding block in the rotating process of the roller, the sliding block extrudes the hose, the hose is bent and sealed, and the water outlet is closed; in the dewatering and water discharging processes of the washing machine, the ejector rod only begins to extend, the roller moves along the second circumferential direction, the sliding block moves towards one side far away from the hose under the action of the ejector rod, and the water outlet is opened; preferably, the first and second circumferential movements are opposite direction rotations about the drum axis.

Furthermore, the ejector rod is made of flexible materials, so that flexible deflection or flexible deformation is generated after the ejector rod is contacted with the sliding block, the ejector rod is staggered after the sliding block is stirred by the ejector rod, and the sliding block rotates through the ejector rod.

Further, the sliding block comprises an arc-shaped bending part and a vertically extending limiting part, the bending part is bent towards one side of the hose, the upper end of the limiting part is fixed with the outer peripheral side of the bending part, the lower end of the limiting part is lower than the lowest part of the bending part, and the lower end of the limiting part is in compression contact with the top of the extended ejector rod; preferably, the stopper is made of a flexible material that can elastically deform.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1. The hose is arranged at the drainage port of the roller, so that the hose is bent and deformed under the action of the ejector rod in the rotation process of the roller, the aim of sealing the drainage port to form washing water flow by utilizing water stored in the roller is further fulfilled, and the aim of discharging the washing water in the roller outwards by the hose after the roller stops is fulfilled to realize the drainage program of the washing machine; meanwhile, when the washing machine executes normal washing or rinsing programs, the drum is driven to rotate in a single direction to enable the hose to be bent and deformed to seal the water outlet, so that water is normally stored in the drum to execute normal working programs of the washing machine.

2. Through setting up the cylinder into not possessing the dehydration hole, possessing the flourishing water section of thick bamboo of retaining function for cylinder drainage mouth department sets up the technical scheme that the hose carries out controllable drainage and can directly set up on the integrative sclausura inner tube washing machine of bucket and outer bucket function in the collection, has realized the use purpose of discharging smoothly outward to the washing water that holds in the sclausura inner tube washing machine cylinder.

3. The drainage structure form of the hose is arranged at the drainage port of the washing machine drum, and the drainage structure form is suitable for the top-opening drum washing machine, so that in the normal working process of the top-opening drum washing machine, the hose arranged at the rotary drum drainage port is extruded by the slider stirred by the ejector rod, the hose is extruded and deformed to close the drainage port, the top-opening drum washing machine can freely switch between drainage and closing, a drainage valve is prevented from being arranged on the imperforate inner drum washing machine, the control convenience of the washing machine is improved, and the production cost is reduced.

Meanwhile, the invention has simple structure and obvious effect and is suitable for popularization and use.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic view illustrating a structure of a washing machine according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the embodiment of the present invention showing the drain opening in an open state;

fig. 3 is an enlarged schematic view of a drain opening in a closed state according to an embodiment of the present invention.

Description of the main elements in the figures: 1. a housing; 2. a drum; 3. a fixed part; 5. a hose; 8. a slider; 9. a drive motor; 11. a drain pipe; 13. a top rod; 14. a motor; 15. a blocking part; 21. a water outlet; 81. a bending section; 82. a limiting part.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 3, the embodiment of the present invention discloses a top-loading drum washing machine, which includes a drum 2 with two sealed ends and a horizontal axis, wherein a laundry loading opening is formed on a sidewall of the drum 2, and a door cover for controllably opening and closing the laundry loading opening is formed on the drum 2; a water outlet 21 is arranged on the roller 2; the water outlet 21 is connected with a hose 5 which extends to the outside of the roller 2 and can generate elastic deformation; a sliding block 8 which can slide is arranged outside the roller 2; the washing machine is provided with a driving device for driving the slide block 8 to generate displacement so as to control the slide block 5 and the hose 8 to be in extrusion contact until the corresponding hose 8 generates bending deformation and closes the water outlet 21, or drive the slide block 5 and the hose 8 to be separated, and the hose 8 to recover and open the water outlet 21 under the action of self elasticity.

The hose is arranged at the drainage port of the roller, so that the hose is bent and deformed under the action of the ejector rod in the rotation process of the roller, the aim of sealing the drainage port to form washing water flow by utilizing water stored in the roller is further fulfilled, and the aim of discharging the washing water in the roller outwards by the hose after the roller stops is fulfilled to realize the drainage program of the washing machine; meanwhile, when the washing machine executes normal washing or rinsing programs, the drum is driven to rotate in a single direction to enable the hose to be bent and deformed to seal the water outlet, so that water is normally stored in the drum to execute normal working programs of the washing machine.

In the embodiment of the invention, a fixed part 3 is sleeved outside a roller 2, the fixed part 3 is a cylindrical structure with two sealed ends, an opening is arranged at the top of the cylindrical side wall of the fixed part 3, and a door body capable of being controlled to open and close is arranged at the opening; the drum 2 is connected with a washing machine driving motor 9 so as to drive the drum 2 to rotate under the action of the driving motor 9, and further stir clothes and washing water contained in the drum; the motion path of the clothes throwing opening in the rotation process of the roller 2 is vertically overlapped with at least part of the opening arranged on the fixed part 3; the driving device is installed on the fixing portion 3 to drive the sliding block 8 to move towards one side of the extrusion hose 5 and close the water outlet 21 in the rotation process of the roller 2.

Example one

As shown in fig. 1 to 3, the embodiment describes a washing machine, which includes a drum 2 installed in a housing 1, wherein the drum 2 is a cylindrical structure with an open top end and a vertical axis, and both sealed ends and side walls of the drum 2 are not provided with dewatering holes. Two sealed ends of the roller 2 are respectively arranged on the shell 1 through a rotating shaft, and the center of the sealed end at one end of the roller is connected with a driving motor 9 of the washing machine so as to drive the roller 2 to rotate under the action of the driving motor.

Through setting up the cylinder into not possessing the dehydration hole, possess the flourishing water drum that impounds the function and receive for the technical scheme that cylinder drain port department set up the hose and carry out controllable drainage can directly set up on the integrative sclausura inner tube washing machine of collection bucket and outer bucket function, has realized the use purpose of discharging smoothly outward to the washing water that holds in the sclausura inner tube washing machine cylinder.

In this embodiment, a water outlet 21 is provided on the side wall of the drum 2; a hose 5 extending downwards to the outside of the roller is communicated with the water outlet 21; the outer side of the side wall of the roller is provided with a slide block 8. The slider 8 is arranged on one side of the hose 5, and the driving device drives the slider 8 to push and pull along the direction of the hose 5 which is close to or far away from the outer side of the roller 2.

In this embodiment, the outer side of the roller 2 is provided with a folding part 15 protruding outwards, the folding part 15 is arranged close to the hose 5, and the folding part 15 is arranged on the opposite side of the hose 5 relative to the slider 8, so that the hose is bent under the action of the folding part 15 when the slider 8 correspondingly extrudes the hose 5; preferably, the baffle 15 is a rib protruding outwards from the outer side of the roller 2, and the extending length of the rib is less than the extending length of the hose 5 penetrating out of the roller 2; further preferably, the extending end of the folding part 15 is higher than the lower end of the sliding block 8, so that when the sliding block 8 presses the hose 5, the hose 5 is limited by the extending section of the folding part 15 to generate a staggered acting force, so that the hose 5 is more easily bent, extruded and deformed, and the water outlet 21 is further closed.

In this embodiment, the drum 2 is connected to a driving motor 9 of the washing machine, so that the driving motor 9 drives the drum 2 to rotate, thereby stirring the clothes and the washing water contained in the tub; the fixing part 3 is sleeved outside the roller 2, and the driving motor 9 is installed on the fixing part 3 so as to drive the sliding block 8 to move towards one side of the extrusion hose 5 and close the water outlet 21 in the rotating process of the roller 2. In this embodiment, the fixing portion 3 can be fixedly connected to the washing machine housing 1 via a suspension rod 4 capable of generating elastic displacement; the fixing portion 3 may be directly fixedly connected to the washing machine casing 1. The driving motor 9 of the washing machine is fixedly installed at one side of the fixing part 3, and the driving motor 9 is engaged with the drum 2 through a rotation shaft passing through the fixing part 3. The washing machine drum 2 can also be provided with a coaxially mounted impeller which is arranged close to the sealing end of the drum and is also meshed with the driving motor 9 through a rotating shaft. Under the action of a clutch device arranged on the rotating shaft, the rotary drum 2 and/or the impeller are controlled to rotate correspondingly so as to stir clothes put in the rotary drum 2 for beating and washing.

In this embodiment, the driving device includes a top rod 13 disposed on the fixing portion 3 and capable of moving in a telescopic manner toward the side of the roller 2, a certain gap is formed between the top rod 13 and the roller 2, and at least a part of the top rod 13 extending out in the rotation process of the roller 2 is overlapped with the movement path of the slider 8 correspondingly to drive the slider 8 to move; preferably, the retracted ejector pin 13 is separated from the moving path of the slider 8 so as not to interfere with each other.

In the embodiment, in the washing and rinsing processes of the washing machine, the ejector rod extends out, the drum 2 only moves along the first circumferential direction, the sliding block 8 is arranged on the side of the hose 5 in the first circumferential direction, the ejector rod 13 is in contact with the sliding block 8 before the hose 5 in the rotation process of the drum 2, the sliding block 8 is stirred, the hose 5 is extruded by the sliding block 8, the hose 5 is bent and sealed, and the water outlet 21 is closed.

In the dewatering and water discharging process of the washing machine, the push rod 13 only begins to extend, the drum 2 moves along the second circumferential direction, the slide block 8 moves towards the side far away from the hose 5 under the action of the push rod 13, and the water outlet 21 is opened. Preferably, the first and second circumferential movements are rotations in opposite directions about the axis of the drum 2.

In this embodiment, the push rod 13 is made of a flexible material so as to generate flexible deflection or flexible deformation after the push rod 13 contacts the slider 8, so that the push rod 12 pushes the slider 8 to generate mutual staggering and the slider 8 rotates through the push rod 12.

In this embodiment, the sliding block 8 includes an arc-shaped bent portion 81 and a vertically extending limiting portion 82, the bent portion 81 is bent toward one side of the hose 5, the upper end of the limiting portion 82 is fixed to the outer peripheral side of the bent portion 81, the lower end of the limiting portion 82 is lower than the lowest portion of the bent portion 81, and the lower end of the limiting portion 82 is in pressing contact with the top of the extended ejector rod 13; preferably, the stopper 82 is made of a flexible material that can be elastically deformed.

In this embodiment, the water outlet 21 is disposed at the outer periphery of the bottom of the drum 2, the push rod 13 is vertically disposed on the fixing portion 3 below the outer periphery of the bottom of the drum 2, the motor 14 is disposed at the lower side of the fixing portion 3, and the motor 14 is connected with the push rod 13 through a transmission structure to push the push rod to move up and down in a telescopic manner along the vertical direction.

In this embodiment, the hose 5 is made of an elastic body, and the hose 5 extends downwards along the drain opening 21 for a certain distance; the slide block 8 is arranged at the periphery of the lower side of the barrel bottom of the roller 2 and close to the hose 5; preferably, the bottom of the drum 2 is provided with a sliding groove extending along the periphery, the sliding block 8 is correspondingly installed in the sliding groove, and the sliding groove extends for a certain length from the water outlet 21 along the second circumferential rotation direction, so that the sliding block 8 generates reciprocating movement along the sliding groove.

When the washing machine normally executes a water inlet program, a washing program and a rinsing program, the drum 2 on the washing machine rotates along a first circumferential direction, the sliding block 8 arranged on the outer side of the drum 2 is shifted by the ejector rod 13 to move towards the side close to the water outlet 21, so that the sliding block 8 extrudes the hose 5, and the hose 5 is extruded and bent to correspondingly close the water outlet 21.

When the washing machine executes a drainage program and a dehydration program, the drum 2 on the washing machine rotates along the second circumferential direction, the slide block 8 arranged on the outer side of the drum 2 is shifted by the ejector rod 13 to move towards the direction far away from the side of the water outlet 21, so that the slide block 8 is separated from the hose 5, the hose 5 is restored to the open state under the action of the self elasticity, and the water outlet 21 is opened; then, the push rod 13 retracts under the action of the motor 14, and the washing water in the drum 2 flows out from the water outlet along the open-state hose 5.

Example two

The present embodiment is different from the first embodiment in that: a water outlet 21 is arranged at the periphery of at least one sealed end of the roller 2; a hose 5 which horizontally extends outwards to the outside of the roller is communicated with the water outlet 21; the outer side of the sealing end of the roller is provided with a slide block 8. The slider 8 is provided on one side of the hose 5. The ejector rod of the driving device extends horizontally and can move in a telescopic way along the horizontal direction, so that the extending ejector rod drives the sliding block 8 to move in a push-and-pull way along the direction that the outer side of the end part of the roller 2 is close to or far away from the hose 5, and the purposes of bending the hose and sealing the water outlet in a controllable way are further achieved.

In this embodiment, a plurality of water outlets 21 may be uniformly distributed at the periphery of the sealing end of the drum 2, each water outlet 21 is provided with a slider 8 at the same side of the rotation direction of the drum, and each water outlet 21 is in the same movement path during the rotation of the drum 2; the washing machine is provided with a telescopic ejector rod 13, and in the rotating process of the drum 2, the extended ejector rod 13 stirs the slide blocks 8 at the water outlets 21 so as to provide extrusion acting force for the slide blocks 8 to bend and seal the hoses 5 connected with the water outlets 21.

EXAMPLE III

The present embodiment is different from the second embodiment in that: in this embodiment, a plurality of drain ports 21 may be provided in the drum 2 in order to improve drainage efficiency. A plurality of water outlets 21 are arranged on the side wall of the roller 2, each water outlet 21 is respectively connected with the hose 5 penetrating out of the roller 2, each water outlet 21 is uniformly arranged on the same circumference of any section of the roller 2, the movement paths of each water outlet 21 are coincided in the rotating process of the roller 2, and each water outlet 21 is respectively provided with a corresponding slide block 8 facing to the second circumferential rotating direction so as to simultaneously close or open the hose 5 at each water outlet 21 under the action of a driving device.

In this embodiment, a plurality of water outlets 21 are uniformly distributed in any radial section of the side wall of the drum 2, and the movement paths of the water outlets 21 are consistent in the process of the rotation of the drum 2 around the shaft. The water outlets 21 are respectively provided with corresponding sliding blocks 8 which are positioned at the same rotating direction side, and the washing machine is also provided with at least one telescopic ejector rod 13, so that in the rotating process of the drum 2, the ejector rod 13 respectively stirs the sliding blocks 8 to provide extrusion acting force for the sliding blocks 8 to bend and seal the hoses 5 connected with the water outlets 21.

Furthermore, at least one water outlet 21 is respectively arranged in different radial sections of the drum 2, and at least one corresponding ejector rod 13 is respectively arranged at each radial section, so that each ejector rod 13 respectively stirs the slide block 8 at the water outlet 21 on the corresponding motion path.

Example four

The present embodiment is different from the first to third embodiments in that: the washing machine in this embodiment is a common drum washing machine, one end of the drum 2 is sealed, and the other end is provided with a laundry input opening, and the drum washing machine is provided with a door cover so that the door cover is corresponding to the laundry input opening of the drum 2 after a user inputs laundry into the drum. The roller 2 in the embodiment is a sealed container without a dewatering opening, a water outlet 21 is arranged on the side wall of the roller 2 and/or the periphery of the end part of the roller 2, and a hose 5 which extends outwards to the outside of the roller 2 and can generate elastic deformation is arranged at the water outlet 21; a sliding block 8 which can slide is arranged outside the roller 2; the washing machine is provided with a driving device for driving the slide block 8 to displace so as to control the slide block 5 and the hose 8 to be in extrusion contact until the corresponding hose 8 is bent and deformed to seal the water outlet 21, or drive the slide block 5 and the hose 8 to be separated from each other, and the hose 8 to recover under the action of self elasticity to open the water outlet 21 (not shown in the attached figures).

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A drum washing machine includes a drum; the method is characterized in that: a water outlet is arranged on the roller; the water outlet is connected with a hose which extends to the outside of the roller and can generate elastic deformation; a sliding block capable of sliding is arranged on the outer side of the roller; the washing machine is provided with a driving device for driving the sliding block to displace so as to control the sliding block to be in extrusion contact with the hose until the corresponding hose generates bending deformation and closes the water outlet, or drive the sliding block to be separated from the hose, and the hose to recover and open the water outlet under the action of self elasticity.

2. A drum washing machine according to claim 1, characterized in that: a water outlet is arranged at the periphery of at least one sealing end of the roller; and/or the side wall of the roller is provided with a water outlet.

3. A drum washing machine according to claim 2, characterized in that: a plurality of water outlets are distributed on the sealing end of the roller, and the distances between the water outlets and the rotating center of the sealing end are equal;

or a plurality of water outlets are distributed on at least one section of the side wall of the roller, each water outlet extends out of the roller through a corresponding hose, and a sliding block capable of sliding is arranged at each water outlet;

preferably, each drain opening is located on the same drum rotation direction side with respect to the corresponding slider.

4. A drum washing machine according to any one of claims 1 to 3, characterized in that: the side wall of the roller is provided with a clothes input opening, and the roller is provided with a door cover which can control the opening and closing of the clothes input opening; the fixed part is sleeved outside the roller and is of a cylindrical structure with two sealed ends, an opening is formed in the top of the cylindrical side wall of the fixed part, and a door body capable of being controlled to open and close is arranged at the opening; the drum is connected with a driving motor of the washing machine so as to drive the drum to rotate under the action of the driving motor, and further to stir clothes and washing water contained in the drum; the motion path of the clothes throwing-in opening is vertically overlapped with at least part of the opening on the fixed part in the rotation process of the drum; the driving device is arranged on the fixed part so as to drive the sliding block to move towards one side of the extrusion hose and close the water outlet in the rotating process of the roller;

preferably, the drum is a non-perforated drum without a dewatering opening.

5. A drum washing machine according to any one of claims 1 to 4, characterized in that: the slider is located one side of hose, and drive arrangement drives the slider and is close to along the cylinder outside to, or keep away from hose direction push-and-pull removal.

6. A drum washing machine according to claim 5, characterized in that: the outer side of the roller is provided with a baffle part protruding outwards, the baffle part is arranged close to the hose, and the baffle part is arranged on the opposite side of the hose relative to the sliding block, so that the hose is bent under the action of the baffle part when the sliding block correspondingly extrudes the hose;

preferably, the baffle part is a convex rib which extends outwards from the outer side of the roller, and the extending length of the convex rib is smaller than that of the hose.

7. A drum washing machine according to claim 6, characterized in that: the driving device comprises an ejector rod which is arranged on the fixed part and can generate telescopic movement towards the side direction of the roller, a certain gap is formed between the ejector rod and the roller, and at least part of the ejector rod which extends out in the rotating process of the roller is correspondingly superposed with the motion path of the sliding block so as to drive the sliding block to move;

preferably, the retracted ejector pins are separated from the slider movement path so as not to interfere with each other.

8. A drum washing machine according to claim 7, characterized in that: in the washing and rinsing processes of the washing machine, the ejector rod extends out, the roller only moves along a first circumferential direction, the sliding block is arranged on the side of the hose in the first circumferential direction, the ejector rod provides a stirring effect on the sliding block in the rotation process of the roller, the sliding block extrudes the hose, the hose is bent and sealed, and the water outlet is closed;

in the dewatering and water discharging processes of the washing machine, the ejector rod only begins to extend, the roller moves along the second circumferential direction, the sliding block moves towards one side far away from the hose under the action of the ejector rod, and the water outlet is opened;

preferably, the first and second circumferential movements are opposite direction rotations about the drum axis.

9. A drum washing machine according to claim 8, characterized in that: the ejector rod is made of flexible materials, so that flexible deviation or flexible deformation is generated after the ejector rod is contacted with the sliding block, the ejector rod is staggered after the sliding block is stirred by the ejector rod, and the sliding block rotates through the ejector rod.

10. A drum washing machine according to claim 9, characterized in that: the sliding block comprises an arc-shaped bending part and a vertically extending limiting part, the bending part is bent towards one side of the hose, the upper end of the limiting part is fixed with the outer peripheral side of the bending part, the lower end of the limiting part is lower than the lowest part of the bending part, and the lower end of the limiting part is in compression contact with the top of the extended ejector rod;

preferably, the stopper is made of a flexible material that can elastically deform.