CN111926531A

CN111926531A - Clothes treating device

Info

Publication number: CN111926531A
Application number: CN201910347621.XA
Authority: CN
Inventors: 邓德喜; 王卫华; 李磊; 仇巍; 朱晓伟
Original assignee: Wuxi Little Swan Electric Co Ltd
Current assignee: Wuxi Little Swan Electric Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-11-13
Anticipated expiration: 2039-04-28
Also published as: CN111926531B

Abstract

The invention discloses a clothes processing device, comprising: an outer tub; the inner barrel is rotatably arranged in the outer barrel, and a communicating hole is formed in the bottom wall of the inner barrel; a communication pipe group, at least part of which is connected between the bottom wall of the outer barrel and the bottom wall of the inner barrel, and the communication pipe group is communicated with the inner barrel through the communication hole; at least part of the driving component extends into the communicating pipe group to be connected with the bottom wall of the inner barrel and drive the inner barrel to rotate; and the airflow driving piece is communicated with the communicating pipe group to drive airflow to flow to the inner barrel. According to the clothes treatment device, the clothes are washed by adopting bubble water flow washing force, bubble penetration force, bubble rupture force and the like, so that the mechanical force and the torsional force are small, and the clothes winding and abrasion wrinkles are greatly weakened.

Description

Clothes treating device

Technical Field

The invention relates to the field of electric appliances, in particular to a clothes treatment device.

Background

In the related art, the clothes treatment device has the defects of serious clothes winding, serious clothes abrasion and wrinkling, high water consumption, nonuniform clothes washing, poor washing effect, large dosage of detergent, easy residue of detergent and the like in the washing process.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a laundry treating apparatus capable of preventing the laundry from being worn and improving a washing effect.

A laundry treating apparatus according to an embodiment of the present invention includes: an outer tub; the inner barrel is rotatably arranged in the outer barrel, and a communicating hole is formed in the bottom wall of the inner barrel; a communication pipe group, at least part of which is connected between the bottom wall of the outer barrel and the bottom wall of the inner barrel, and the communication pipe group is communicated with the inner barrel through the communication hole; at least part of the driving component extends into the communicating pipe group to be connected with the bottom wall of the inner barrel and drive the inner barrel to rotate; and the airflow driving piece is communicated with the communicating pipe group to drive airflow to flow to the inner barrel.

According to the clothes treatment device provided by the embodiment of the invention, the airflow driving part is arranged, and the airflow driving part drives the airflow to flow into the inner barrel, so that the airflow and the water flow in the inner barrel can form bubble water flow; in the process, a large amount of water does not need to be fed, a small amount of detergent is needed to generate a large amount of detergent foam under the condition of low water level, and further, the clothes can be fully immersed and wetted under the washing of bubble water, so that a better washing effect can be realized, the clothes are covered with the detergent foam in all directions, the washing uniformity of the clothes is obviously improved, and the detergent is prevented from remaining to a certain extent due to the small washing amount.

According to some embodiments of the present invention, one end of the communication pipe group extends into the outer tub through a bottom wall of the outer tub to be connected to a bottom wall of the inner tub, the other end of the communication pipe group is located outside the outer tub, and the airflow driving member is connected to a portion of the communication pipe group located outside the outer tub.

According to some embodiments of the present invention, the airflow driving member is located outside the outer tub, and the airflow driving member is connected to a portion of the communication pipe group located outside the outer tub through a drainage pipe.

According to some embodiments of the present invention, a first sealing member is provided between the outer peripheral wall of the communication pipe group and the outer tub.

According to some embodiments of the present invention, the driving assembly is a motor, and a motor shaft of the motor extends into the communication pipe group to be connected to the bottom wall of the inner tub.

According to some embodiments of the invention, a second seal is provided between the outer peripheral wall of the motor shaft and the communication tube group.

According to some embodiments of the invention, the set of communication tubes, the motor shaft of the drive assembly and the inner barrel are coaxially arranged.

According to some embodiments of the invention, the set of communication tubes comprises: a first communicating pipe, the inner surface of which defines an avoiding channel, at least part of the driving assembly extending into the avoiding channel to be connected with the bottom wall of the inner barrel; and the second communicating pipe is sleeved on the outer side of the first communicating pipe and is arranged at intervals with the first communicating pipe, a communicating channel is limited between the second communicating pipe and the first communicating pipe, and the communicating channel is communicated with the communicating holes.

According to some embodiments of the present invention, the laundry treating apparatus further comprises a bubble sensor provided on at least one of an upper portion of the outer tub or an upper portion of the inner tub, the bubble sensor detecting whether there is bubbles at a preset height, and a controller electrically connected to the bubble sensor and the air flow driving part, respectively, the controller controlling the air flow driving part to stop operating when the bubble sensor detects bubbles.

According to some embodiments of the invention, a one-way valve is connected in series between the airflow driver and the communicating pipe group, the one-way valve being in one-way communication in a direction from the airflow driver to the communicating pipe group.

According to some embodiments of the invention, the airflow driver has a level higher than a maximum water level of the outer tub.

According to some embodiments of the invention, the airflow driver is a wind wheel, an air pump or an air compressor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of a laundry treating apparatus according to some embodiments of the present invention;

FIG. 2 is a cross-sectional view according to FIG. 1;

FIG. 3 is a top view according to FIG. 1;

FIG. 4 is a schematic cross-sectional view of a laundry treating apparatus according to further embodiments of the present invention;

FIG. 5 is a schematic view of a laundry treatment apparatus according to further embodiments of the present invention;

FIG. 6 is a cross-sectional view according to FIG. 5;

FIG. 7 is a top view according to FIG. 5;

fig. 8 is a schematic cross-sectional view of a laundry treating apparatus according to still further embodiments of the present invention.

Reference numerals:

a laundry treating apparatus 100;

an outer tub 1;

an inner barrel 2; a communication hole a;

an airflow driving member 3;

a check valve 4;

a drive assembly 5; a motor shaft 51;

a communication pipe group 6; a first communication pipe 61, a second communication pipe 62; an avoidance channel b; a communication passage c;

a drainage tube 7;

a foam sensor 8;

a first seal 9;

a second seal 10.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

A laundry treating apparatus 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 8. Specifically, the laundry treating apparatus 100 may be used to wash laundry, rinse laundry, dehydrate laundry, dry laundry, or the like. For example, the laundry treating apparatus 100 may be a washing machine or the like.

As shown in fig. 1-2 and fig. 4-6 and 8, the laundry treating apparatus 100 according to the embodiment of the present invention includes an outer tub 1, an inner tub 2, a communication pipe set 6, a driving assembly 5 and an air current driving member 3.

One side of the outer barrel 1 is opened, one side of the inner barrel 2 is opened, and the inner barrel 2 is rotatably arranged in the outer barrel 1. For example, the top of the outer tub 1 is opened, and the top of the inner tub 2 is also opened. Thereby facilitating the laundry, etc. to be placed in the inner tub 2 or to be taken out from the inner tub 2, and the laundry treating apparatus 100 may perform a function of dehydrating the laundry, etc. by the rotation of the inner tub 2 with respect to the outer tub 1.

At least a part of the communication pipe set 6 is connected between the bottom wall of the outer barrel 1 and the bottom wall of the inner barrel 2, that is, the whole communication pipe set 6 is connected between the bottom wall of the outer barrel 1 and the bottom wall of the inner barrel 2, or a part of the communication pipe set 6 is connected between the bottom wall of the outer barrel 1 and the bottom wall of the inner barrel.

As shown in fig. 3 and 7, a communication hole a is formed on the bottom wall of the inner tub 2, the communication pipe group 6 communicates with the inner tub 2 through the communication hole a, and at least a portion of the driving unit 5 extends into the communication pipe group 6 to connect with the bottom wall of the inner tub 2 and drive the inner tub 2 to rotate. Thereby, the driving assembly 5 is realized to drive the inner tub 2 to rotate to realize the dehydration function of the laundry treating device 100.

For example, the communication pipe group 6 has an avoiding passage b and a communication passage c, and at least a portion of the driving assembly 5 extends into the avoiding passage b to be connected with the bottom wall of the inner barrel 2 to drive the inner barrel 2 to rotate. Thereby, the driving assembly 5 is realized to drive the inner tub 2 to rotate to realize the dehydration function of the laundry treating device 100. The communication passage c communicates with the inner tub 2 through the communication hole a, and an airflow driving member 3, such as a wind wheel, an air pump, or an air compressor, communicates with the communication passage c to drive airflow into the inner tub 2 through the communication tube group 6.

Specifically, when the clothes are washed, a proper amount of water is added into the inner barrel 2, the airflow driving part 3 works to drive airflow to flow airflow to be pushed by strong force, firstly, the airflow in the communicating pipe group 6 is pressed into the inner barrel 2 to form airflow washing, then the airflow enters the inner barrel 2, the airflow excites the airflow in the inner barrel 2 due to high air pressure, the airflow and the airflow in the inner barrel 2 are mixed to form strong bubble airflow, the clothes are continuously washed, the clothes swing and roll along with the airflow under the action of the bubble airflow to wash dirt, partial bubbles break or penetrate the clothes, local stains are gradually separated from the clothes under the action of the bubble penetration and breaking force, and the clothes are fully washed. In the process, a small amount of detergent can form a large amount of foam, and the clothes are fully immersed in the foam, so that the washing uniformity is improved. Finally, the air flows out from the open side of the inner tub 2.

According to the clothes treatment device 100 of the embodiment of the invention, the airflow driving part 3 is arranged, and the airflow driving part 3 drives the airflow to flow into the inner barrel 2, so that the airflow and the water flow in the inner barrel 2 can form bubble water flow; in the process, a large amount of water does not need to be fed, a small amount of detergent is needed to generate a large amount of detergent foam under the condition of low water level, and further, the clothes can be fully immersed and wetted under the washing of bubble water, so that a better washing effect can be realized, the clothes are covered with the detergent foam in all directions, the washing uniformity of the clothes is obviously improved, and the detergent is prevented from remaining to a certain extent due to the small washing amount.

In some embodiments of the present invention, one end (e.g., the upper end shown in fig. 1-2 and 4-6, 8) of the communication pipe set 6 extends into the outer tub 1 through the bottom wall of the outer tub 1 to be connected to the bottom wall of the inner tub 2, the other end (e.g., the lower end shown in fig. 1-2 and 4-6, 8) of the communication pipe set 6 is located outside the outer tub 1, a portion of the communication pipe set 6 located outside the outer tub 1 is formed with a communication channel c and a portion of the escape channel b, the airflow driving member 3 is connected to the portion of the communication pipe set 6 located outside the outer tub 1, the airflow driving member 3 drives the airflow communication pipe set into the communication channel c, the airflow further flows into the inner tub 2 through the communication hole a after flowing through the communication channel c to form a bubble water flow with the airflow in the inner tub 2, so as to wash the laundry, wherein, a part of the driving assembly 5 extends into the avoiding channel b from a part of the communicating pipe group 6 outside the outer barrel 1 to be connected with the bottom wall of the inner barrel 2. Therefore, the structure is simple, the assembly between the airflow driving part 3 and the communication pipe group 6 can be facilitated, the assembly efficiency can be improved, and the cost can be reduced.

In the description of the present invention, it is to be understood that the terms "central," "upper," "lower," "horizontal," "top," "bottom," "inner," "outer," "axial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Alternatively, referring to fig. 1-2 and fig. 4-6 and 8, the airflow driving member 3 is located outside the outer tub 1, and the airflow driving member 3 is connected to a portion of the communication pipe group 6 located outside the outer tub 1 through the drainage pipe 7. Therefore, the structure is simple, the connection length between the airflow driving member 3 and the communication pipe group 6 is prolonged, the arrangement position of the airflow driving member 3 is more reasonable according to the overall layout of the clothes treatment device 100, and the structure of the clothes treatment device 100 is compact.

Optionally, the communication tube set 6 is in one piece with the drain tube 7. Therefore, the structure is simple, and the connection strength is high.

In some alternative embodiments of the present invention, referring to fig. 6, a one-way valve 4 is connected in series between the airflow driving member 3 and the communication pipe group 6, and the one-way valve 4 is in one-way communication in the direction from the airflow driving member 3 to the communication pipe group 6, that is, the one-way valve 4 can only ensure that the airflow driven by the airflow driving member 3 flows to the communication channel c of the communication pipe group 6 through the one-way valve 4, and water and the like in the communication pipe group 6 cannot flow to the airflow driving member 3 through the one-way valve 4. For example, as shown in fig. 6, the check valve 4 is connected in series to the above-mentioned draft tube 7, and the draft tube 7 is connected between the airflow driver 3 and the communication tube group 6. Therefore, water flow can be prevented from flowing backwards to the air flow driving piece 3, and the working reliability of the air flow driving piece 3 is guaranteed.

Of course, the present invention is not limited thereto, and in other alternative examples, the level of the airflow driving member 3 is higher than the highest water level of the outer tub 1. For example, as shown in fig. 1-2 and 4, the airflow driving member 3 is located at the top of the outer tub 1, and the airflow driving member 3 is connected to the communication pipe group 6 through the above-mentioned drainage pipe 7. Therefore, the structure is simple, water flow can be prevented from flowing backwards to the airflow driving part 3, and the working reliability of the airflow driving part 3 is guaranteed.

Specifically, a drain hole is formed at a position of the outer tub 1 corresponding to the "highest water level line", and when the water in the outer tub 1 reaches the highest water level line, the excess water can be drained from the drain hole, so as to ensure the reliability of the operation of the laundry treating apparatus 100 and prevent the overflow of the water.

In some alternative embodiments of the present invention, referring to fig. 4, the laundry treating apparatus 100 further includes a foam sensor 8 and a controller (not shown), the foam sensor 8 is provided on at least one of an upper portion of the outer tub 1 or an upper portion of the inner tub 2, that is, the foam sensor 8 may be provided only on an upper portion of an inner circumferential wall of the outer tub 1, or the foam sensor 8 may be provided only on an upper portion of the inner tub 2, and when the foam sensor 8 is provided on the inner tub 2, it may be provided on at least one of an upper portion of an outer circumferential wall or an upper portion of an inner circumferential wall of the inner tub 2.

The foam sensor 8 is used for detecting whether foam exists at a preset height, the controller is electrically connected with the foam sensor 8 and the airflow driving piece 3 respectively, and the controller controls the airflow driving piece 3 to stop working when the foam sensor 8 detects the foam. Specifically, in the operation process of the laundry processing apparatus 100, since the airflow driving member 3 inputs the airflow into the inner tub 2, the airflow may impact the washing water in the inner tub 2 to generate a large amount of foam, when the airflow driving member 3 continuously operates, the foam is inevitably increased, by providing the foam sensor 8, when the foam sensor 8 detects that the foam is present at the preset height, the signal may be transmitted to the controller, the controller controls the airflow driving member 3 to stop operating, so as to prevent the foam from increasing, and then overflow from the outer tub 1 and the inner tub 2, thereby being beneficial to ensuring the safety of the operation of the laundry processing apparatus 100.

Here, it should be noted that the "preset height" may be set according to actual needs.

In some alternative embodiments of the present invention, referring to fig. 1, 2, 4-6, the communicating tube group 6 is a communicating tube, the communicating channel c and the avoiding channel b are the same, and the inner surface of the communicating tube defines the communicating channel c and the avoiding channel b. Therefore, the structure is simple, the processing and the manufacturing are convenient, and the installation is also convenient.

Of course, the invention is not so limited and in other alternative embodiments, as shown with reference to fig. 8, the communication tube set 6 includes: a first communicating pipe 61 and a second communicating pipe 62, an inner surface of the first communicating pipe 61 defines an avoiding channel b, and at least a portion of the driving assembly 5 extends into the avoiding channel b to be connected with a bottom wall of the inner tub 2 to drive the inner tub 2 to rotate. The second communication pipe 62 is sleeved outside the first communication pipe 61 and is arranged at a distance from the first communication pipe 61, a communication channel c is defined between the second communication pipe 62 and the first communication pipe 61, and the communication channel 61 is communicated with the communication hole a. From this, can be with dodging passageway b and the spaced apart setting of communicating channel c to realizing that air current driving piece 3 communicates with interior bucket 2 through communicating channel c, on the basis that the part of drive assembly 5 stretches into dodging passageway b and links to each other with the diapire of interior bucket 2, can also avoid leading to the water corrosion of communicating pipe group 6 interior to be located dodging the partial drive assembly 5 of passageway b because of dodging passageway b and communicating channel c are same, and then be favorable to improving the life of drive assembly 5 and the reliability of using.

In some alternative embodiments of the present invention, referring to fig. 4, a first sealing member 9 is provided between the outer peripheral wall of the communication pipe group 6 and the outer tub 1. For example, as shown in fig. 4, a first packing 9 is provided between the outer peripheral wall of the communication pipe and the outer tub 1. For another example, the first sealing member 9 is disposed between the outer peripheral wall of the second communication pipe 62 and the outer tub 1. Therefore, the sealing effect between the communication pipe set 6 and the outer tub 1 is improved, the washing water in the outer tub 1 is prevented from leaking out from the gap between the communication pipe set 6 and the outer tub 1, and the reliability of the use of the laundry treatment apparatus 100 and the experience of the user are improved.

Optionally, the first sealing member 9 is a flexible member, such as a rubber member or a silicone member. Therefore, the cost is low, and the sealing effect is good.

In some alternative embodiments of the present invention, the driving assembly 5 is a motor, and a motor shaft 51 of the motor extends into the communicating pipe group 6 such as the above-mentioned bypass passage b to be connected with the bottom wall of the inner tub 2. Therefore, the structure is simple, and the cost is low.

Specifically, the second seal member 10 is provided between the outer peripheral wall of the motor shaft 51 and the communication tube group 6. For example, as shown in fig. 4, the second packing 10 is provided between the motor shaft 51 and the communication pipe. For another example, a second sealing member 10 is disposed between the motor shaft 51 and the first communication pipe. Thereby, it is advantageous to ensure the reliability of the connection between the drive assembly 5 and the communication tube group 6.

It will be appreciated that the second seal 10 is a dynamic seal due to the rotation of the motor shaft 51 relative to the communicating tube set 6, and the specific structure and sealing principle of the dynamic seal are well known to those skilled in the art and will not be described in detail herein.

Optionally, the driving assembly 5 includes a motor and a clutch, the motor is connected to the bottom wall of the inner barrel 2 through the clutch, one end of the clutch extends into the avoiding channel b, and the other end of the clutch is located outside the avoiding channel b and connected to a motor shaft 51 of the motor.

In some alternative embodiments of the present invention, the communication tube set 6, the motor shaft 51 of the driving assembly 5 and the inner barrel 2 are coaxially disposed. Thereby, it is advantageous to ensure the compactness of the structure of the laundry treating apparatus 100.

The detailed structure of the laundry treating apparatus 100 according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.

In the case of the example 1, the following examples are given,

as shown in fig. 1-2 and 4, a laundry treating apparatus 100 according to an embodiment of the present invention includes an outer tub 1, an inner tub 2, a communication pipe set 6, a driving assembly 5 and an airflow driving member 3.

As shown in fig. 1-3, the inner barrel 2 is rotatably disposed in the outer barrel 1, the bottom wall of the inner barrel 2 is provided with a communication hole a, the communication pipe set 6 is a communication pipe, the communication pipe is provided with a communication channel c, the communication channel c is communicated with the inner barrel 2 through the communication hole a, the upper end of the communication pipe penetrates through the bottom wall of the outer barrel 1 to extend into the outer barrel 1 to be connected to the bottom wall of the inner barrel 2, the lower end of the communication pipe is located outside the outer barrel 1, the airflow driving member 3 is connected with a part of the outer peripheral wall of the communication pipe located outside the outer barrel 1 to be communicated with the communication channel c, the driving member 5 is.

A motor shaft 51 of the motor is extended into the communication passage c to be connected with the bottom wall of the inner tub 2 to drive the inner tub 2 to rotate. Specifically, the second sealing member 10 is provided between the outer peripheral wall of the motor shaft 51 and the communication pipe, thereby being beneficial to ensuring the reliability of connection between the motor and the communication pipe.

The airflow driving member 3 is connected with a portion of the communication pipe outside the outer tub 1 through the drainage tube 7 to communicate with the communication passage c to drive the airflow into the inner tub 2 through the communication pipe, and the level of the airflow driving member 3 is higher than the highest water level of the outer tub 1. A first sealing member 9 is arranged between the peripheral wall of the communicating pipe and the outer barrel 1, thereby being beneficial to improving the sealing effect between the communicating pipe and the outer barrel 1 and avoiding the washing water in the outer barrel 1 from being communicated

Specifically, the communication hole a is plural, and the plural communication holes a are provided at intervals in the circumferential direction of the motor shaft 51 and surround the center axis of the motor shaft 51.

When clothes are washed, water enters the inner barrel 2, the water level in the drainage tube 7 is equal to the water level in the inner barrel 2, the airflow driving part 3 is started, the drainage tube 7 and the water flow in the communication tube are firstly pressed into the inner barrel 2 through strong pushing to form water flow washing, after the water in the drainage tube 7 and the water in the communication tube are completely pressed out, the airflow enters the inner barrel 2, the water flow in the inner barrel 2 is excited due to high air pressure, the water flow and the air flow in the inner barrel 2 are mixed to form strong bubble water flow, the clothes are continuously washed, the clothes swing and roll along with the bubble water flow under the action of the bubble water flow to wash dirt, partial bubbles break or penetrate the clothes, partial stains are gradually separated from the clothes under the action of the bubble penetration and breaking force, and the clothes are fully washed. In the process, a small amount of detergent can form a large amount of foam, and the clothes are fully immersed in the foam, so that the washing uniformity is improved. Finally, the air flows out from the open side of the inner tub 2.

After the washing is finished, the airflow driving part 3 stops working, and the motor drives the inner barrel 2 to rotate so as to realize the purpose of dewatering.

In the case of the example 2, the following examples are given,

referring to fig. 6, the present embodiment is substantially the same as embodiment 1, and the same parts are denoted by the same reference numerals, except that the airflow driving member 3 is located below the outer tub 1, the drainage tube 7 is connected in series with the check valve 4, and the check valve 4 is in one-way communication in the direction from the airflow driving member 3 to the communication pipe.

In the description of the present specification, unless otherwise specified, a plurality means two or more. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A laundry treating apparatus, comprising:

an outer tub;

the inner barrel is rotatably arranged in the outer barrel, and a communicating hole is formed in the bottom wall of the inner barrel;

a communication pipe group, at least part of which is connected between the bottom wall of the outer barrel and the bottom wall of the inner barrel, and the communication pipe group is communicated with the inner barrel through the communication hole;

the driving assembly at least partially extends into the communication pipe group to be connected with the bottom wall of the inner barrel and drives the inner barrel to rotate;

and the airflow driving piece is communicated with the communicating pipe group to drive airflow to flow to the inner barrel.

2. The laundry treating apparatus according to claim 1, wherein one end of the communication pipe group protrudes into the outer tub through a bottom wall of the outer tub to be connected to a bottom wall of the inner tub, the other end of the communication pipe group is located outside the outer tub, and the air current driving member is connected to a portion of the communication pipe group located outside the outer tub.

3. The laundry treating apparatus according to claim 2, wherein the air flow driving member is located outside the outer tub, and the air flow driving member is connected to a portion of the communicating pipe group located outside the outer tub through a drain pipe.

4. The laundry treating apparatus according to claim 2, wherein a first sealing member is provided between the outer peripheral wall of the communication pipe group and the outer tub.

5. The laundry treating apparatus according to claim 2, wherein the driving assembly is a motor having a motor shaft extending into the communication pipe group to be connected to the bottom wall of the inner tub.

6. The laundry treating apparatus according to claim 5, wherein a second sealing member is provided between the outer peripheral wall of the motor shaft and the communication pipe group.

7. The laundry treating apparatus according to claim 2, wherein the communication pipe group, the motor shaft of the driving assembly and the inner tub are coaxially disposed.

8. The laundry treating apparatus according to claim 2, wherein the communication pipe group includes:

a first communicating pipe, the inner surface of which defines an avoiding channel, at least part of the driving assembly extending into the avoiding channel to be connected with the bottom wall of the inner barrel; and

the second communicating pipe is sleeved on the outer side of the first communicating pipe and is arranged at intervals with the first communicating pipe, a communicating channel is limited between the second communicating pipe and the first communicating pipe, and the communicating channel is communicated with the communicating holes.

9. The laundry treating apparatus according to claim 1, further comprising a bubble sensor provided on at least one of an upper portion of the outer tub or an upper portion of the inner tub, the bubble sensor for detecting whether there is bubbles at a preset height, and a controller electrically connected to the bubble sensor and the air driving member, respectively, the controller controlling the air driving member to stop operating when the bubble sensor detects bubbles.

10. A laundry treating apparatus according to claim 1, wherein a one-way valve is connected in series between the airflow driving member and the communication pipe group, the one-way valve being in one-way communication in a direction from the airflow driving member to the communication pipe group.

11. The laundry treating apparatus according to claim 1, wherein the airflow driving member has a level higher than a highest water level of the outer tub.

12. A laundry treating apparatus according to any one of claims 1-11, wherein the airflow driving member is a wind wheel, an air pump or an air compressor.