CN102817213B - It is a kind of to clean the washing machine and its cleaning method of interior outer barrel automatically - Google Patents

Abstract

The invention discloses a washing machine capable of automatically cleaning inner and outer tubs and a cleaning method thereof, comprising an inner tub and an outer tub of the washing machine, and a suspension brush arranged between the inner tub and the outer tub, and is characterized in that the suspension brush includes a suspension bracket And the bristles arranged on the suspension bracket; the suspension brush is arranged between the inner bucket and the outer bucket and moves up and down with the water level under the buoyancy of the water. During the washing process, the suspension brush can float on the washing water surface , the inner and outer barrels of the washing machine can be cleaned without user operation, avoiding secondary pollution of the washing machine, and will not generate noise, bringing a comfortable and good feeling to the user. In addition, adopting this solution to clean the inner tub and the outer tub of the washing machine can be realized without much improvement to the existing washing machine. The structure is simple, the cost is low, and it is suitable for wave-wheel washing machines of various specifications.

Description

A washing machine capable of automatically cleaning inner and outer barrels and its cleaning method

technical field

The invention relates to the technical field of washing machines, in particular to a washing machine capable of automatically cleaning inner and outer tubs and a cleaning method thereof.

Background technique

Due to the limitations of the structure of the washing machine and the particularity of the use environment, since the inner and outer barrels of the washing machine are a closed environment and only water can pass through, after the washing machine is used for a long time, dirt will be adsorbed or attached between the inner and outer barrels. According to the identification of relevant agencies, after 3 to 5 months of use, the washing machine will breed bacteria to varying degrees inside, and most of the bacteria that grow are harmful to the human body. With the development of society, people's demand for environmental protection and sanitation is getting higher and higher. Fundamentally, it is an urgent problem to be solved to ensure the cleanliness of the internal environment of the washing machine and avoid the secondary pollution of the washing machine to the laundry.

Scientific and technological workers have proposed some improvement methods for the "secondary pollution" problem of the washing machine, but there are some deficiencies in these improvement measures, such as a washing machine with self-cleaning inner and outer barrel functions disclosed in Chinese patent application 201010167037.5, including the inner barrel and the inner barrel of the washing machine. The outer barrel, a self-cleaning device is provided between the inner and outer barrels, the self-cleaning device is 4 to 8 strips of flexible material, the flexible material includes a filament-shaped flexible support and a flexible cleaning device that can slide freely on the flexible support. element. During the washing process, the water flow drives the flexible material to follow the water flow to make random motions. During the movement, it flexibly rubs against the inner and outer barrels to play a cleaning role. Although this device can clean the inner and outer barrels of the washing machine to a certain extent, the strip-shaped flexible position is easily entangled during the washing machine's working process, which affects the normal progress of the washing process. Can make a lot of noise.

Contents of the invention

The object of the present invention is to propose a washing machine capable of automatically cleaning the inner and outer tubs and its method, which can automatically clean the inner and outer tubs of the washing machine during the working process of the washing machine, and can make the washing machine have less noise and higher cleaning efficiency. efficiency. For reaching this purpose, the present invention adopts following technical scheme:

A washing machine capable of automatically cleaning the inner and outer tubs, comprising an inner tub and an outer tub of the washing machine, and a suspension brush arranged between the inner tub and the outer tub, characterized in that the suspension brush includes a suspension bracket and bristles arranged on the suspension bracket ;

The suspension brush is arranged between the inner bucket and the outer bucket and moves up and down with the rise and fall of the water level or the agitation of the washing water flow under the buoyancy of the water.

As a preferred solution of the above-mentioned washing machine capable of automatically cleaning the inner and outer tubs, the suspension support has a ring structure, and the inner and outer sides of the suspension brush are provided with bristles that contact the outer wall of the inner tub and the inner wall of the outer tub respectively.

As a preferred solution of the washing machine capable of automatically cleaning the inner and outer tubs, the density of the suspension support is less than or equal to that of water.

As a preferred solution of the washing machine capable of automatically cleaning the inner and outer tubs, the suspension support is a cavity or a grooved structure.

As a preferred solution of the washing machine capable of automatically cleaning the inner and outer tubs, the inner diameter of the annular structure of the suspension support is larger than the outer diameter of the inner tub, and the outer diameter is smaller than the inner diameter of the outer tub.

As a preferred solution for the above-mentioned washing machine capable of automatically cleaning the inner and outer tubs, the width of the suspended brush is slightly greater than, equal to or slightly smaller than the distance between the outer diameter of the inner tub and the inner diameter of the outer tub, and it is ensured that the suspended brush can free movement between.

As a preferred solution of the above-mentioned washing machine capable of automatically cleaning the inner and outer tubs, at least two slots are arranged on the suspension bracket, the slots are arranged symmetrically, and the inner bottom of the outer tub is provided with a The protrusion that matches the card slot.

As a preferred solution of the above-mentioned washing machine capable of automatically cleaning the inner and outer tubs, the suspension bracket is provided with at least two through holes along the axial direction, and the through holes are arranged symmetrically. The vertical rod corresponding to the through hole, the suspension bracket is positioned through the through hole and the vertical rod, and moves up and down along the vertical rod.

As a preferred solution of the washing machine capable of automatically cleaning the inner and outer tubs, the suspension brush is only composed of the above suspension brush.

A cleaning method for automatically cleaning the inner and outer tubs of a washing machine, characterized in that,

The suspension brush mentioned above is arranged between the inner tub and the outer tub of the washing machine;

During the washing and rinsing process of the washing machine, because the density of the suspension bracket is not greater than the density of water or it is a cavity structure or has grooves, the suspension brush always floats on the water surface and moves up and down with the turbulence of the water flow to scrub the inner and outer barrels. role;

In addition, when the washing or rinsing program of the washing machine reaches the dehydration program, the suspension brush will also slide between the inner and outer tubs as the water level drops, thereby playing the role of scrubbing the entire inner and outer tubs.

The beneficial effects of the present invention are as follows: the present invention provides a washing machine capable of automatically cleaning the inner and outer tubs and its cleaning method, and sets a suspension between the inner and outer tubs that can move up and down with the water level under the buoyancy of the water. Brush, during the washing process, the suspension brush can float on the washing water surface, without user operation, it can clean the inner and outer tubs of the washing machine, avoid the secondary pollution of the washing machine, and will not produce noise, bringing comfort to the user good feeling. In addition, adopting this solution to clean the inner tub and outer tub of the washing machine does not require much improvement to the existing washing machine. The structure is simple, the cost is low, and it is suitable for wave-wheel washing machines of various specifications.

Description of drawings

Fig. 1 is a schematic structural view of a washing machine capable of automatically cleaning inner and outer tubs provided in a specific embodiment of the present invention;

Fig. 2 is a partial enlarged view at "I" in Fig. 1;

Fig. 3 is a schematic structural view of a suspension ring provided in a specific embodiment of the present invention;

Fig. 4 is a diagram of the use status of the suspension ring at the bottom of the washing machine;

Fig. 5 is a partial enlarged view at "II" in Fig. 4;

Fig. 6 is another structural schematic diagram of a washing machine capable of automatically cleaning the inner and outer tubs;

Fig. 7 is a partial enlarged view at "Ⅲ" in Fig. 6;

Fig. 8 is another structural schematic diagram of the suspension ring provided by the present invention.

in:

1: washing machine shell; 2: outer tub; 3: inner tub; 4: suspension brush; 5: washing water; 6: drive motor;

21: protrusion; 22: vertical rod; 41: suspension bracket; 42: bristles; 411: slot; 412: through hole.

detailed description

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

As shown in Figures 1 to 5, a washing machine capable of automatically cleaning the inner and outer tubs includes a washing machine casing 1, an inner tub 3 and an outer tub 2 arranged in the washing machine casing, and a suspension brush 4 arranged between the inner tub 3 and the outer tub 2 , and the drive motor 6 that provides power for the inner tub 3 of the washing machine.

As shown in Figure 2 and Figure 3, the suspension brush 4 includes a suspension bracket 41 and bristles 42 arranged on the suspension bracket 41, the suspension brush 4 is arranged between the inner bucket 3 and the outer bucket 2 and rises and falls with the water level under the action of buoyancy Move up and down. The suspension bracket 41 is a ring structure, and the inside and outside of the suspension brush 4 are provided with bristles 42 which are in contact with the outer wall of the inner barrel 3 and the inner wall of the outer barrel 2 respectively.

The inner diameter of the annular structure of suspension support 41 is greater than the outer diameter of inner barrel 3, and its outer diameter is less than outer barrel 2 inner diameters, and its suspension support 41 can be positioned between inner barrel 3 and outer barrel 2 like this, and its motion can not be affected by inner barrel 3 and outer barrel. The effect of outer barrel 2.

The density of suspension support 41 is less than or equal to the density of water, can adopt low-density plastics or foam material, and suspension support 41 uses the material of low density to ensure that suspension support can move up and down under the buoyancy of water, drives suspension support simultaneously The bristles 42 on the 41 move up and down to clean up the inner tub 3 and the outer tub 2 of the washing machine; The cavity structure may have a groove structure, the cavity cross section of the cavity structure is circular, rectangular or triangular but not limited thereto, and the cross section of the groove structure is circular arc, rectangular or triangular but not limited thereto.

Preferably, the structure and composition of the suspension bracket 41 is a ring structure with a groove structure made of low-density plastic material, so that the suspension bracket 41 can be subjected to a greater buoyancy force and can easily move up and down in the water.

The width of the suspension brush 4 is the width of the suspension support 41 plus the length of the bristles 42 on both sides of the suspension support 41. The movement process under the action of water flow up and down or washing water turbulence is not much resistance. If the distance between the suspension brush 4 and the outer diameter of the inner bucket 3 and the inner diameter of the outer bucket 2 is not much different, it can be ensured that the suspension brush 4 can be connected to the inner bucket 3 and the outer bucket 2. Free movement between barrels 2, in order to ensure the cleaning quality of the suspension brush 4 on the outer diameter of the inner barrel and the inner diameter of the outer barrel 2, preferably, the width of the suspension brush 4 is slightly greater than the distance between the inner barrel 3 and the outer barrel 2, ensuring that the bristles 42 It can fully contact with the inner cylinder 3 and the outer tub 2 of the washing machine, and will not affect the up and down movement of the suspension brush 4 .

As shown in Fig. 4 and Fig. 5, at least two slots 411 are provided on the suspension bracket 41, and the slots 411 are arranged symmetrically, and the inner bottom of the outer barrel 2 is provided with a protrusion 21 matching with the slots 411, The slot 411 and the protrusion 21 cooperate with each other. When the inner bucket 3 rotates at a high speed, the slot 411 on the suspension bracket 41 can be stuck on the protrusion 21 of the outer bucket 2 to prevent the suspension brush 4 from rotating with the inner bucket 3 under the influence of wind force , to avoid noise, preferably, the protrusion 21 arranged on the outer tub 2 is an annular protrusion, as long as when the suspension bracket 41 falls to the bottom of the outer tub 2, no matter where the slot 411 of the suspension bracket 41 is located, the suspension bracket The card slot 411 on the 41 can be engaged with the protrusion 21, avoiding the problem that the suspension bracket 41 falls to the bottom of the outer tub 3 during the working process and needs to be adjusted to make the card slot 411 engage with the protrusion 21, reducing the noise of the washing machine , making the whole structure more stable.

As shown in Figures 6 to 8, the present invention also provides another embodiment for the positioning of the suspension brush 4, that is, at least two through holes 412 are arranged in the axial direction on the suspension bracket 41, and between the through holes 412 For symmetrical arrangement, a vertical rod 22 corresponding to the through hole 412 is arranged inside the outer barrel 2, and the suspension bracket 41 is positioned through the cooperation between the through hole 412 and the vertical rod 22, and ensures that the through hole 412 and the vertical rod There is a large enough gap between 22 to ensure that the suspension bracket 41 can move up and down along the vertical rod 22. In this kind of structure, since the suspension support 41 is positioned through the through hole 412 and the vertical rod 22, the position of the suspension support 41 can be made more stable like this, and it will not appear in the washing process due to the incorrect position of the suspension support 41. And the problem that produces very big noise, and the suspension brush 4 that the suspension support 41 is positioned by the vertical rod 22 and the through hole 412 can not only be used on the pulsator washing machine, but also can be used on the drum washing machine simultaneously. Clean the inner and outer tubs of the drum washing machine.

Preferably, several suspension brushes 4 are set on the above-mentioned vertical rod 22, and counterweights of different qualities are arranged on the suspension brushes 4. During the laundry process, due to the counterweights with different qualities, the suspension brushes 4 can Being in different positions in the water, different positions of the inner tub 3 and the outer tub 2 of the washing machine can be cleaned during the washing process, and the cleaning efficiency of the inner tub 3 and the outer tub 2 of the washing machine by the suspension brush 4 is improved.

Suspension brush 4 also can only be made up of the part of above-mentioned suspension brush 4, as 3/4, 1/2, even 1/4 of suspension brush 4, adopts the part of suspension brush 4 of annular structure, because in the process of washing, the inner bucket Rotation or the agitation of the water flow to rotate or move up and down can also play the role of cleaning the inner or outer tub of the washing machine. If the part of the suspension bracket 41 is set on the vertical rod 22, different numbers of suspension brushes can be set at different positions. As for achieving the best cleaning results.

A cleaning method for automatically cleaning the inner and outer tubs of a washing machine:

The above-mentioned suspension brush is arranged between the inner tub and the outer tub of the washing machine;

During the washing and rinsing process of the washing machine, because the density of the suspension bracket is not greater than the density of water or it is a cavity structure or has grooves, the suspension brush always floats on the water surface and moves up and down with the turbulence of the water flow to scrub the inner and outer barrels. role;

In addition, when the washing or rinsing program of the washing machine reaches the dehydration program, the suspension brush will also slide between the inner and outer tubs as the water level drops, thereby playing the role of scrubbing the entire inner and outer tubs.

During the washing process, the suspension brush can float on the washing water surface, and can clean the inner and outer barrels of the washing machine without user operation, avoiding secondary pollution of the washing machine, and will not generate noise, bringing comfortable and good comfort to the user Feel. In addition, adopting this solution to clean the inner tub and outer tub of the washing machine does not require much improvement to the existing washing machine. The structure is simple, the cost is low, and it is suitable for pulsator washing machines of various specifications.

The above describes the technical principles of the present invention in conjunction with specific embodiments. These descriptions are only for explaining the principles of the present invention, and cannot be construed as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can think of other specific implementation modes of the present invention without creative efforts, and these modes will all fall within the protection scope of the present invention.

Claims (9)

1. A washing machine capable of automatically cleaning the inner and outer tubs, comprising an inner tub and an outer tub of the washing machine, and a suspension brush arranged between the inner tub and the outer tub, wherein the suspension brush includes a suspension bracket and is arranged on the suspension bracket the bristles; The suspension brush is arranged between the inner bucket and the outer bucket and moves up and down with the rise and fall of the water level or the agitation of the washing water flow under the buoyancy of the water; The inner side and the outer side of the suspension brush are provided with bristles which are in contact with the outer wall of the inner barrel and the inner wall of the outer barrel respectively; Counterweights of different qualities are arranged on the suspended brush. 2. The washing machine capable of automatically cleaning the inner and outer tubs according to claim 1, wherein the suspension support is a ring structure. 3. The washing machine capable of automatically cleaning the inner and outer tubs according to claim 2, wherein the density of the suspension support is less than or equal to the density of water. 4 . The washing machine capable of automatically cleaning the inner and outer tubs according to claim 2 , wherein the suspension support is a cavity or a grooved structure. 5 . The washing machine capable of automatically cleaning the inner and outer tubs according to claim 2 , wherein the inner diameter of the annular structure of the suspension support is larger than the outer diameter of the inner tub, and the outer diameter is smaller than the inner diameter of the outer tub. 6. The washing machine capable of automatically cleaning the inner and outer tubs according to any one of claims 1 to 5, characterized in that the width of the suspended brush is slightly greater than, equal to or slightly smaller than that between the outer diameter of the inner tub and the inner diameter of the outer tub distance, and ensure that the suspension brush can move freely between the inner barrel and the outer barrel. 7. The washing machine capable of automatically cleaning the inner and outer tubs according to claim 6, wherein at least two slots are arranged on the suspension bracket, the slots are arranged symmetrically, and the inside of the outer tub The bottom is provided with a protrusion matched with the card slot. 8. The washing machine capable of automatically cleaning the inner and outer tubs according to claim 6, wherein the suspension bracket is provided with at least two through holes along the axial direction, the through holes are arranged symmetrically, and the outer A vertical rod corresponding to the through hole is arranged inside the bucket, and the suspension bracket is positioned through the through hole and the vertical rod, and moves up and down along the vertical rod. 9. A cleaning method for automatically cleaning the inner and outer tubs of a washing machine, characterized in that, The suspension brush according to any one of claims 1 to 8 is arranged between the inner tub and the outer tub of the washing machine; During the washing and rinsing process of the washing machine, because the density of the suspension bracket is not greater than the density of water or it is a cavity structure or has grooves, the suspension brush always floats on the water surface and moves up and down with the turbulence of the water flow to scrub the inner and outer barrels. role; In addition, when the washing or rinsing program of the washing machine reaches the dehydration program, the suspension brush will also slide between the inner and outer tubs as the water level drops, thereby playing the role of scrubbing the entire inner and outer tubs.