CN113737470A

CN113737470A - Washing machine

Info

Publication number: CN113737470A
Application number: CN202010406899.2A
Authority: CN
Inventors: 郝兴慧; 吕艳芬; 吴迪; 许升; 金学峰; 郝世龙
Original assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2021-12-03

Abstract

The present invention relates to a washing machine, comprising: the inner cylinder is provided with a water collecting disc outside and used for collecting water drained from the inner cylinder; be equipped with between the periphery of water-collecting tray and the inner tube outer wall and keep off the muscle structure, keep off the muscle structure and keep off the muscle including the crisscross multichannel of arranging, keep off the muscle structure and block that the drainage that flows between water-collecting tray and the inner tube flows from the water-collecting tray periphery. The water retaining structure formed by the plurality of staggered blocking ribs is arranged between the water collecting tray and the inner barrel, so that a bent and convoluted channel is formed at the periphery of the water collecting tray, the space between the water collecting tray and the inner barrel can be ensured to be consistent with the external air pressure, the smooth drainage of the washing machine can be ensured, and the drainage flowing into the water collecting tray can be effectively prevented from being splashed to the external condition due to the rotary interference of the inner barrel.

Description

Washing machine

Technical Field

The invention belongs to the technical field of washing machines, and particularly relates to a washing machine which is only provided with a rotatable inner barrel capable of containing water.

Background

In the prior art, a drum washing machine generally comprises an inner drum and an outer drum which are mutually sleeved, wherein the outer drum is sealed and used for containing water, and the inner drum is used for containing clothes and beating and washing the clothes by rotating the inner drum; meanwhile, the inner barrel is provided with dehydration holes, so that water in the outer barrel flows into the inner barrel through the dehydration holes to soak the clothes in the inner barrel, the water in the inner barrel flows out of the outer barrel through the dehydration holes, and moisture on the clothes in the inner barrel is discharged to the outer barrel through the dehydration holes when the inner barrel rotates at a high speed, so that the aim of washing the clothes is fulfilled.

However, because the inner cylinder and the outer cylinder are mutually sleeved, dirt is easily accumulated between the inner cylinder and the outer cylinder in the use process of the washing machine; meanwhile, because the inner drum and the outer drum are mutually sleeved, a user cannot clean the outer wall of the inner drum and the inner wall of the outer drum, so that bacteria in the washing machine are increased, and the washing efficiency of the washing machine and the cleanliness of washed clothes are reduced.

Meanwhile, in the existing washing machine, the outer cylinder is sleeved outside the inner cylinder, and clothes are beaten and washed through the rotation of the inner cylinder in the washing process of the washing machine, so that the washing capacity of the washing machine is based on the inner cylinder, the utilization rate of the internal space of the washing machine is low, and the washing capacity of the washing machine cannot be expanded on the existing basis.

In view of this, how to provide a washing machine, so as to integrate the inner and outer drums, and make the inner drum be a sealed container, which can not only contain water and clothes, but also rotate to beat the clothes for washing; meanwhile, because the washing machine is not provided with the outer cylinder or the outer cylinder and the washing machine shell are integrally arranged, the inner cylinder of the washing machine can be expanded to expand the washing capacity of the washing machine, and the development hotspot is generated.

However, since the washing water in the inner tub needs to be discharged to the water collecting tray after the washing is completed, the inner tub is always in a rotating state in the water discharging process, and how to prevent the water in the water collecting tray from being disturbed by the rotating inner tub and being splashed to the outside of the water collecting tray becomes a difficult problem to be solved urgently.

The present application is particularly proposed in view of the above technical drawbacks.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide a washing machine to realize smooth drainage of the washing machine, in particular to a nonporous inner-cylinder washing machine which discharges water outwards from an inner cylinder; meanwhile, the invention also provides the washing machine, so as to prevent the drainage in the water collecting tray from being sputtered by the rotation of the inner barrel in the drainage process of the washing machine.

In order to achieve the purpose, the basic design idea of the technical scheme adopted by the invention is as follows:

a washing machine, comprising: the inner cylinder is provided with a water collecting disc outside and used for collecting water drained from the inner cylinder; be equipped with between the periphery of water-collecting tray and the inner tube outer wall and keep off the muscle structure, keep off the muscle structure and keep off the muscle including the crisscross multichannel of arranging, keep off the muscle structure and block that the drainage that flows between water-collecting tray and the inner tube flows from the water-collecting tray periphery.

Further, the water collecting tray is arranged at one end of the inner cylinder; the water collecting tray comprises a disc-shaped structure covering the end of the inner cylinder, the periphery of the disc-shaped structure is provided with an annular folded edge extending towards the other end of the inner cylinder, and a gap is reserved between the annular folded edge and the outer wall of the inner cylinder; the annular folded edge is at least partially positioned at the periphery of the side wall of the inner cylinder, and the rib blocking structure is positioned between the annular folded edge and the side wall of the inner cylinder. Preferably, the annular folded edge is a cone which gradually narrows the radial dimension from the bottom of the inner cylinder to the direction of the opening of the inner cylinder, and at least a small opening end of the conical annular folded edge is provided with a blocking rib structure, so that the gap width between the water collecting tray and the inner cylinder gradually narrows to the direction of the opening of the inner cylinder, and the water discharging condition is further prevented from splashing outwards.

Furthermore, the annular folded edge of the water collecting plate is provided with at least one circle of inner blocking ribs protruding towards the axial direction of the inner cylinder, and the end parts of the inner blocking ribs are arranged close to the side wall of the inner cylinder; the side wall of the inner cylinder is provided with at least one circle of outer blocking ribs protruding towards the outer part of the inner cylinder, and the end parts of the outer blocking ribs are arranged close to the annular folded edge of the water collecting tray;

preferably, the inner retaining rib and the outer retaining rib both extend in a protruding manner along the radial direction of the corresponding section of the inner cylinder.

Furthermore, outer fender muscle and interior fender muscle are crisscross arranges along inner tube axis direction, set up the interval between adjacent outer fender muscle and the interior fender muscle. Preferably, the projection of the inner blocking rib and the projection of the outer blocking rib on any radial section of the inner cylinder along the parallel direction of the axis of the inner cylinder are at least partially overlapped, so that the end part of the inner blocking rib extending in the parallel direction of the axis of the inner cylinder is overlapped with the end part of the outer blocking rib extending in the parallel direction of the axis of the inner cylinder, and the water flow is prevented from directly splashing and flowing out from a gap between the inner blocking rib and the outer blocking rib.

Further, the width of a gap between the end part of the outer blocking rib and the annular folded edge of the water collecting plate is smaller than the radial protruding height of the inner blocking rib in the inner cylinder; the width of the gap between the end part of the inner blocking rib and the outer side wall of the inner cylinder is smaller than the height of the outer blocking rib protruding in the radial direction of the inner cylinder.

Furthermore, the end parts of the outer retaining ribs and/or the inner retaining ribs are/is provided with bent folded edges, the folded edges extend along the parallel direction of the axis of the inner barrel, and the folded edges extend to the positions close to the adjacent retaining ribs.

Furthermore, one end of the inner cylinder is an inner cylinder opening, and the other end of the inner cylinder is an inner cylinder bottom; the opening is arranged at the opening end of the inner cylinder, an inner cylinder cover for buckling the opening is arranged on the washing machine, and the inner cylinder of the washing machine is a closed container after the opening is buckled by the inner cylinder cover and during washing; the water collecting tray is arranged at the bottom end of the inner barrel.

Furthermore, a water outlet is arranged on the inner cylinder, and the inner part of the inner cylinder is communicated with the space between the inner cylinder and the water collecting tray through the water outlet; the lowest part of the water collecting tray is communicated with a drain pipe of the washing machine;

preferably, the lowest part of the annular folded edge of the water collecting disc is communicated with a drain pipe, and the rib blocking structure is arranged close to the opening of the inner cylinder relative to the communication part of the drain pipe;

preferably, the lower end part of the annular folded edge of the water collecting tray is a conical drainage groove which is gradually narrowed from top to bottom, and the lowest part of the conical drainage groove is communicated with a drainage pipe.

Furthermore, a valve body is arranged at the water outlet and is used for closing the water outlet when the washing machine is in a washing state; when the washing machine is in a dehydration state, the water outlet is in an open state;

preferably, the side wall of the inner cylinder is a conical cylinder of which the radial size is gradually increased from the opening end of the inner cylinder to the bottom end of the inner cylinder, and the water outlet is arranged at the periphery of the bottom of the inner cylinder and/or at one end of the side wall of the inner cylinder close to the bottom of the inner cylinder.

Further, a motor is installed on the rear side of the water collecting tray, an inner barrel shaft which is coaxially arranged is arranged in the center of the bottom of the inner barrel, the inner barrel shaft penetrates through the water collecting tray, and the penetrating end of the inner barrel shaft is connected with the motor directly or through a transmission device; the inner barrel shaft is arranged in a hollow manner, so that the hollow portion forms a flow channel, one end of the flow channel is connected with the inner barrel, and the other end of the flow channel is connected with a water inlet structure of the washing machine.

Compared with the washing machine in the prior art, the washing machine of the invention has the following beneficial effects:

the water collecting tray is arranged on the washing machine, so that the drained water flowing out from the drainage port in the inner barrel can be completely collected into the water collecting tray, and the aim of smoothly draining the drained water when the valve at the drainage port is opened under the action of centrifugal force is fulfilled.

Meanwhile, a water retaining structure is arranged between the water collecting tray and the inner barrel to shield water flow flowing into the water collecting tray, so that drainage leakage is effectively avoided; in addition, the water retaining structure is arranged into a plurality of blocking ribs which are arranged in a staggered mode, so that the periphery of the water collecting tray forms a channel which is bent and wound, the space between the water collecting tray and the inner barrel can be ensured to be consistent with the external air pressure, the washing machine can be ensured to drain water smoothly, and the phenomenon that the water flowing into the water collecting tray is splashed to the external condition due to the rotation interference of the inner barrel can be effectively prevented.

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

In order to make the design concept of the technical scheme of the invention clearer and facilitate further understanding of the beneficial effects brought by the technical scheme, the following detailed description of some specific embodiments of the invention is made 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 structural view of a washing machine in an embodiment of the present invention;

FIG. 2 is a schematic structural view of a section B-B of FIG. 1 in an embodiment of the present invention;

fig. 3 to 5 are schematic enlarged structural diagrams at a of fig. 2 according to different embodiments of the present invention.

The figure is marked with: 1. inner tube, 2, casing, 3, water-collecting tray, 4, door closure, 6, outlet, 7, inner tube lid, 8, promote muscle, 11, drain pipe, 12, drainage device, 13, disc structure, 14, annular hem, 15, interior fender muscle, 16, outer fender muscle, 17, hem, 18, inlet tube, 19, water drainage tank, 20, motor, 21, inner tube axle, 101, inner tube nozzle, 102, inner tube end, 103, inner tube lateral wall.

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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 5, the embodiment of the present invention describes a washing machine, the washing machine includes a housing 2, an inner cylinder 1 is provided in the housing 2, an axis of the inner cylinder 1 extends horizontally or inclines downwards from front to back, an inner cylinder opening 101 is provided at a front end of the inner cylinder 1 for opening, an inner cylinder bottom 102 is provided at a rear end for sealing, and an inner cylinder sidewall 103 connects the inner cylinder opening 101 and the inner cylinder bottom 102 to form the inner cylinder 1; the wall of the inner cylinder 1 is not provided with a through hole, so that the inner part of the inner cylinder 1 forms a sealed container only with an opening at the front part. Meanwhile, the front end of the washing machine shell 2 is provided with a door cover 4 which can be opened outwards, an inner cylinder cover 7 is arranged on the inner cylinder, and the inner cylinder cover 7 can be integrated with the door cover 4 or can be arranged independently; the aim of putting clothes into the inner cylinder 1 from the inner cylinder opening 101 is to close the inner cylinder opening 101 after the inner cylinder cover 7 is closed and open the inner cylinder cover 7. The rear end of the inner barrel 1 is arranged in the washing machine shell 2 through the water collecting tray 3, the water collecting tray 3 and the rear end of the inner barrel 1 are coaxially arranged, the upper end and the lower end of the water collecting tray 3 are respectively bent towards the barrel opening at the front end of the inner barrel 1, the bent parts at least extend to the middle part of the inner barrel 1, and the upper bent parts and the lower bent parts are respectively connected with the washing machine shell 2 through the damping suspension spring and the damping support rod, so that the aim that the water collecting tray 3 can be arranged in the washing machine shell 2 in a vibrating manner is fulfilled; meanwhile, the center of the inner drum bottom 102 is coaxially arranged with the motor shaft of the washing machine motor 20 to drive the inner drum 1 to rotate, and both the inner drum 1 and the motor 20 are fixedly arranged on the water collecting tray 3. Preferably, the inner tub bottom 102 and the motor 20 are respectively disposed at two sides of the water collecting tray 3, the motor 20 is fixedly connected to the water collecting tray 3, a motor shaft of the motor 20 passes through the water collecting tray 3 through a bearing and is coaxially and fixedly connected to the inner tub bottom 102, and a motor shaft of the motor 20 can rotate relative to the water collecting tray 3, so that the inner tub 1 and the motor 20 are mounted on the water collecting tray 3, and the inner tub 1 can rotate independently under the action of the motor 20 to wash the internal clothes. Preferably, the motor shaft of the motor 20 directly forms the inner cylinder shaft 21, and the inner cylinder shaft 21 is coaxially and fixedly connected with the inner cylinder bottom 102 of the inner cylinder 1.

In the embodiment of the invention, the motor 20 is arranged at the rear side of the water collecting plate 3, the inner cylinder shaft 21 which is coaxially arranged is arranged at the center of the inner cylinder bottom 102, the inner cylinder shaft 21 penetrates through the water collecting plate 3, and the penetrating end is connected with the motor 20 directly or through a transmission device; the inner cylinder shaft 21 is hollow, so that the hollow part forms a flow channel, one end of the flow channel is connected with the inner cylinder 1, and the other end of the flow channel is connected with the water inlet pipe 18 of the washing machine.

In addition, the washing machine in the embodiment of the invention can be any washing machine in the prior art, which is provided with an inner cylinder cover to close the opening of the inner cylinder and then the inner cylinder forms a sealed container, so that when the washing machine executes a dehydration program, the inner cylinder is controlled to rotate at a high speed, water flow separated from clothes in the inner cylinder is smoothly discharged out of the inner cylinder, and the aim of normally executing the dehydration program on the washing machine with the non-porous inner cylinder is further achieved. Therefore, the washing machine in the embodiment of the present invention is not limited to the structure shown in the drawings, for example: as shown in FIG. 2, the existing common washing machine can be adopted, and only the washing machine inner cylinder 1 is required to be set to be a washing machine without a dehydration hole, and the inner cylinder cover 7 closes the inner cylinder opening 101 to form a sealed container.

Meanwhile, the inner barrel is arranged to be a sealed container formed when the inner barrel cover is buckled and the washing machine washes, so that clothes only contact with washing water in the sealed inner barrel in the washing process, the phenomenon that the washing water between the inner barrel and the outer barrel flows into the inner barrel to pollute the clothes is avoided, the washing cleanliness of the washing machine is greatly improved, and the phenomenon that the washing machine washes the clothes incompletely due to the pollution of the washing water between the inner barrel and the outer barrel is avoided.

In the embodiment of the invention, in order to discharge water flow after clothes in the inner barrel 1 of the washing machine are separated and realize that the inner barrel 1 is sealed and filled with water to carry out normal washing in the working process of the washing machine, the following settings are carried out:

in the embodiment of the invention, the water outlet 6 is arranged on the inner cylinder, and the valve is arranged at the water outlet 6, so that in the normal washing and rinsing process of the inner cylinder, when the rotating speed of the inner cylinder is lower than a set value, the water outlet 6 is closed, the inner cylinder directly forms a water containing cylinder for containing washing and rinsing water, and the clothes are washed or rinsed by using the washing and rinsing water remained in the inner cylinder; when the inner cylinder rotates at a speed higher than a set value in the process of dehydrating and draining the inner cylinder, the water outlet 6 is opened, so that water in the inner cylinder directly flows out through the water outlet 6.

In the embodiment of the invention, a water collecting tray 3 is arranged outside an inner barrel 1 of the washing machine, the water collecting tray 3 forms a chamber for containing effluent and drainage in the inner barrel, and the water collecting tray 3 is communicated with a drainage pipe 11 of the washing machine, so that the drainage flowing out of a drainage port 6 flows into the drainage pipe 11 after being collected by the water collecting tray 3 and then is drained out of the washing machine.

As shown in fig. 1 and 2, in the present embodiment, a water collecting tray 3 is disposed outside an inner tub 1 of the washing machine, and the water collecting tray 3 is disposed at one end of the inner tub 1; preferably, the water collection tray 3 is provided at one side of the inner cylinder bottom 102.

In this embodiment, the water collecting tray 3 comprises a disc-shaped structure 13 covering the end of the inner cylinder, and the periphery of the disc-shaped structure 13 exceeds the periphery of the bottom 102 of the inner cylinder; the outer periphery of the disc-shaped structure 13 is provided with an annular flange 14 extending towards the other end of the inner cylinder, at least part of the annular flange 14 is overlapped with the side wall 103 of the inner cylinder, and a gap is formed between the inner periphery of the annular flange 14 and the outer wall surface of the side wall 103 of the inner cylinder. So that the disc-shaped structure 13 and the annular folded edge 14 of the water collecting tray 3 form a chamber which is arranged towards the opening of the inner cylinder 1 and is used for accommodating the water flowing out of the water outlet 6 of the inner cylinder 1; meanwhile, the water collecting tray and the inner barrel are arranged at intervals, so that the inner barrel can smoothly rotate without contacting with the water collecting tray.

In this embodiment, the water collecting tray 3 directly constitutes a support member of the inner tub 1, and the upper part and the lower part of the water collecting tray 3 are respectively connected to the washing machine housing 2 through the damping suspension spring and the damping support member, so that the water collecting tray 3 can be installed in the washing machine housing 2 with vibration displacement. In this embodiment, the water collecting tray 3 is coaxially installed at the inner cylinder bottom 102, the motor 20 is installed at the side of the water collecting tray 3 far away from the inner cylinder, the inner cylinder shaft 21 penetrates through the water collecting tray 3, one end of the inner cylinder shaft is coaxially connected with the inner cylinder bottom 102, and the other end of the inner cylinder shaft is directly connected with the motor 20 or connected with the motor 20 through a speed reduction clutch.

In order to lift and beat the clothes, the washing machine needs to have a radially protruding protrusion in the inner drum 1, for example: as shown in fig. 2, a plurality of lifting ribs 8 protruding radially in the inner cylinder axial direction are symmetrically arranged on the inner cylinder axial line on the inner cylinder side wall 103 of the inner cylinder 1. Preferably, in order to improve the washing efficiency of the washing machine, an auxiliary stirring device, such as a pulsator, a stirring column, etc., may be additionally installed in the inner tub 1; the driving shaft of the auxiliary stirring device passes through the inner cylinder bottom 102 and then the water collecting plate 3 and is directly connected with the motor 20 or is connected with the motor 20 through a speed reduction clutch.

In the embodiment, the bottom of the water collecting tray 3 is communicated with a drain pipe 11, and a drain device 12 for controlling the on-off of water flow in a pipeline is arranged on the drain pipe 11; the drainage device 12 may be a drainage pump for draining the upper drainage washing machine or a drainage valve for draining the lower drainage washing machine. Preferably, the lowest position of the annular flange 14 of the water collection tray 3 is in communication with the drain pipe 11 to ensure that the drain water flowing into the water collection tray 3 can flow out of the drain pipe 11 entirely.

Meanwhile, a certain gap is formed between the inner cylinder bottom 102 and the disc-shaped structure 13 of the water collecting tray 3, so that the drainage flowing into the water collecting tray 3 from the inner cylinder 1 can flow downwards along the gap, and the drainage smoothness is further ensured.

As shown in fig. 1 to 3, in the present embodiment, the annular folded edge 14 of the water collecting tray 3 is provided with a plurality of circles of inner ribs 15 extending in the axial direction of the inner cylinder 1, and the inner ribs 15 are arranged close to the outer wall surface of the side wall 103 of the inner cylinder; the outer wall surface of the inner barrel side wall 103 is provided with an outer retaining rib 16 which radially protrudes and extends towards the periphery of the inner barrel 1, and the outer retaining rib 16 is close to the annular folded edge 14 of the water collecting tray 3 so as to ensure the shielding performance of a cavity surrounded by the water collecting tray 3 and further avoid the problem that water flowing into the water collecting tray 3 splashes and flows out from the periphery opening.

In this embodiment, the inner retaining rib 15 and the outer retaining rib 16 both extend along the radial direction of the corresponding cross section of the inner barrel 1 in a protruding manner, so as to reduce the length of the retaining rib and reduce the weight of the whole washing machine as much as possible on the premise of ensuring the blocking effect of the retaining rib on water flow.

In this embodiment, the outer ribs 16 and the inner ribs 15 are staggered and arranged at intervals along the axial direction of the inner cylinder 1. Preferably, the inner retaining rib 15 and the outer retaining rib 16 are overlapped at least partially along the axial parallel direction of the inner cylinder 1 and the projection on any radial section of the inner cylinder 1, so that the end part of the inner retaining rib 15 extending and the end part of the outer retaining rib 16 extending are overlapped in the axial parallel direction of the inner cylinder 1, the direct sputtering outflow of a gap between the inner retaining rib and the outer retaining rib is avoided, and the effect of preventing water from splashing is realized.

As shown in fig. 3 to 5, in the present embodiment, the width of the gap between the end of the outer rib 16 and the annular flange 14 of the water collecting tray 3 is smaller than the height of the inner rib 15 protruding in the radial direction of the inner barrel 1; the gap width between the end part of the inner blocking rib 15 and the outer side wall of the inner barrel 1 is smaller than the height of the outer blocking rib 16 protruding in the radial direction of the inner barrel 1, so that a blocking rib structure formed by the inner blocking rib and the outer blocking rib can form a bent and convoluted channel, and drainage in a water collecting tray is effectively prevented from sputtering outwards.

As shown in fig. 2, in the present embodiment, the inner cylinder 1 is provided with a water outlet 6, and the inside of the inner cylinder 1 is communicated with the space between the inner cylinder 1 and the water collecting tray 3 through the water outlet 6; the lowest part of the water collecting tray 3 is communicated with a drain pipe 11 of the washing machine. In this embodiment, the lowest part of the annular folded edge 14 of the water collecting tray 3 is communicated with the water discharging pipe 11, and the communication part of the rib structure relative to the water discharging pipe 11 is arranged close to the opening end of the inner cylinder 1. In this embodiment, the lower end of the annular folded edge 14 of the water collecting tray 3 is a tapered drainage groove 19 which is gradually narrowed from top to bottom and is recessed downward, and the lowest part of the tapered drainage groove 19 is communicated with the drainage pipe 11, so as to ensure that drainage water flow is converged at the joint of the drainage pipe under the action of gravity, and smooth drainage of the washing machine is realized. The lower end part of the annular folded edge is provided with the downward sunken drainage groove, so that the drainage groove forms a space for downward gathering of discharged water, and the discharged water of the washing machine can be discharged smoothly outwards by the drainage groove, and the discharged water is effectively prevented from leaking outwards.

In this embodiment, the valve provided in the drain port 6 may be any valve body structure that can control opening and closing of an opening. Preferably, the valve is a one-way valve which is arranged at the water outlet 6, and makes water in the inner cylinder flow out in one way under the action of centrifugal force after the rotating speed of the inner cylinder reaches a set value.

In this embodiment, the specific structure of the valve installed at the water outlet 6 may be as follows: the hole is arranged on the inner cylinder and is arranged in a penetrating way so as to allow water flow to pass through; the centrifugal valve is arranged on the inner cylinder and correspondingly arranged at the hole, the valve core of the centrifugal valve is used for plugging the hole, and the valve core of the centrifugal valve is opened under the action of centrifugal force after the rotating speed of the inner cylinder reaches a set value. Preferably, the centrifugal valve further comprises an elastic member, and the elastic member is clamped between the valve core and the inner cylinder to provide a reset acting force for the valve core so as to push the valve core to block the hole. The centrifugal valve may be any valve body structure (not shown) capable of opening the hole under the action of centrifugal force in the prior art.

Preferably, in this embodiment, the inner cylinder sidewall 103 of the inner cylinder 1 is tapered, and the water outlet 6 is located at the large opening end of the tapered cylinder, so that in the rotation process of the inner cylinder 1, water in the inner cylinder 1 adheres to the wall under the action of centrifugal force and flows toward the large opening end, thereby ensuring that the washing water in the inner cylinder can be smoothly discharged from the water outlet 6 at the large opening end of the inner cylinder.

In this embodiment, in order to promote the water retaining effect, further effectively avoid the washing water in the water catch tray to spatter outward, can carry out following setting:

as shown in fig. 2, the end of the outer rib 16 and/or the inner rib 15 is provided with a folded edge 17, the folded edge 17 extends along the axis of the inner barrel 1 in a parallel direction, and the folded edge 17 extends to a position close to the adjacent rib;

preferably, each outer rib 16 and each inner rib 15 are arranged in groups in a pairwise close manner, each group comprises an adjacent outer rib 16 and an inner rib 15, the folded edges 17 arranged at the ends of the adjacent outer rib 16 and the adjacent inner rib 15 extend towards the close side, the ends of the folded edges 17 are close to the corresponding inner rib 15 or the outer rib 16, and the folded edges 17 arranged on the outer rib 16 and the folded edges 17 arranged on the inner rib 15 are spaced to ensure that the rotation of the inner barrel 1 is not influenced.

As shown in FIG. 3, an inner rib 15 is provided at the outermost end of the annular flange of the water collecting tray for isolating other materials from entering between the inner cylinder 1 and the water collecting tray 3.

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 washing machine, comprising: the inner cylinder is provided with a water collecting disc outside and used for collecting water drained from the inner cylinder; the method is characterized in that: be equipped with between the periphery of water-collecting tray and the inner tube outer wall and keep off the muscle structure, keep off the muscle structure and keep off the muscle including the multichannel of crisscross arranging.

2. A washing machine as claimed in claim 1, wherein the water collecting tray is provided at one end of the inner tub; the water collecting tray comprises a disc-shaped structure covering the end of the inner cylinder, the periphery of the disc-shaped structure is provided with an annular folded edge extending towards the other end of the inner cylinder, and a gap is reserved between the annular folded edge and the outer wall of the inner cylinder; the annular folded edge is at least partially positioned at the periphery of the side wall of the inner cylinder, and the rib blocking structure is positioned between the annular folded edge and the side wall of the inner cylinder.

3. A washing machine as claimed in claim 2, wherein the annular flange of the water collection tray is provided with a plurality of rings of inner ribs projecting in the direction of the axis of the inner tub, the ends of the inner ribs being disposed adjacent to the side wall of the inner tub; the side wall of the inner cylinder is provided with a plurality of circles of outer blocking ribs protruding towards the outer part of the inner cylinder, and the end parts of the outer blocking ribs are arranged close to the annular folded edge of the water collecting tray;

4. The washing machine as claimed in claim 3, wherein the outer ribs and the inner ribs are arranged in a staggered manner along the axial direction of the inner drum, and a space is provided between adjacent outer ribs and inner ribs;

preferably, the projections of the inner barrier rib and the outer barrier rib on any radial section of the inner cylinder along the direction parallel to the axis of the inner cylinder are at least partially overlapped.

5. A washing machine as claimed in claim 3, wherein the width of the gap between the end of the outer rib and the annular flange of the water collection tray is smaller than the height of the inner rib projecting in the radial direction of the inner tub; the width of the gap between the end part of the inner blocking rib and the outer side wall of the inner cylinder is smaller than the height of the outer blocking rib protruding in the radial direction of the inner cylinder.

6. A washing machine as claimed in claim 3 wherein the ends of the outer and/or inner ribs are provided with folded edges which extend parallel to the axis of the inner drum and which extend adjacent to the adjacent rib.

7. A washing machine as claimed in any one of claims 1 to 6 wherein the inner drum has an inner drum mouth at one end and an inner drum base at the other end; the opening is arranged at the opening end of the inner cylinder, an inner cylinder cover for buckling the opening is arranged on the washing machine, and the inner cylinder of the washing machine is a closed container after the opening is buckled by the inner cylinder cover and during washing; the water collecting tray is arranged at the bottom end of the inner barrel.

8. The washing machine as claimed in claim 7, wherein the inner tub is provided with a drain port, and the inside of the inner tub is communicated with a space between the inner tub and the water collecting tray through the drain port; the lowest part of the water collecting tray is communicated with a drain pipe of the washing machine;

9. A washing machine as claimed in claim 8 wherein the drain outlet is provided with a valve body for closing the drain outlet when the washing machine is in a washing condition; when the washing machine is in a dehydration state, the water outlet is in an open state;

10. A washing machine as claimed in claim 7, wherein the motor is mounted at the rear side of the water collecting tray, the inner drum shaft is coaxially arranged at the center of the bottom of the inner drum, and the inner drum shaft passes through the water collecting tray and is connected with the motor directly or through a transmission device at the penetrating end; the inner barrel shaft is arranged in a hollow manner, so that the hollow portion forms a flow channel, one end of the flow channel is connected with the inner barrel, and the other end of the flow channel is connected with a water inlet structure of the washing machine.