A laundry treatment device and a washing machine

Abstract

The present invention discloses a laundry treatment device and a washing machine, which solve the problems of the barrel-in-barrel washing machine in the R & D process, such as using a clutch to achieve speed change to meet the requirements of simultaneous washing in multiple washing areas or separate washing in one of the washing areas, with complex structure, high cost, high failure rate, large occupied space, and increased weight of the washing machine. A laundry treatment device of the present invention includes: an outer tub; a partition tub fixedly arranged inside the outer tub, with an annular cavity formed between the outer tub and the partition tub; a first laundry treatment member arranged in the annular cavity; a second laundry treatment member arranged in the partition tub; a driving mechanism for driving the first laundry treatment member and the second laundry treatment member to rotate; when the driving mechanism rotates forward. The present invention adopts a transmission method of a one-way bearing to achieve the washing work in two washing areas, saves internal space, makes the structure more compact, has lower cost, and is simple and convenient for maintenance.

Description

Technical Field

[0001] The present invention relates to the technical field of washing machines, and particularly to a laundry treatment device and a washing machine. Background Art

[0002] Traditional washing machines achieve the speed change function of the washing machine through a clutch motor. However, the clutch motor often has a too complex structure, high cost, high failure rate, and occupies a very large space. Especially in the research and development process of a washing machine with an inner barrel and an outer barrel structure, based on meeting the requirements of simultaneous washing in multiple washing areas or separate washing in one of the washing areas, its own structure is larger in weight and occupied space than that of traditional washing machines. In order to reduce the internal space and weight of the washing machine, lower costs and failure rates, the use of existing clutches cannot meet the above requirements. Summary of the Invention

[0003] In view of this, the present invention discloses a laundry treatment device and a washing machine, which are used to solve the problems of complex structure, high cost, high failure rate, large occupied space, and increased weight of the washing machine when using a clutch to achieve speed change to meet the requirements of simultaneous washing in multiple washing areas or separate washing in one of the washing areas during the research and development process of a washing machine with an inner barrel and an outer barrel structure.

[0004] The technical solution adopted by the present invention to achieve the above objectives is as follows:

[0005] In a first aspect of the present invention, a laundry treatment device is disclosed, including: an outer tub, a partition tub is fixedly or integrally formed inside the outer tub, and an annular cavity is formed between the outer tub and the partition tub; a first laundry treatment member disposed in the annular cavity; a second laundry treatment member disposed in the partition tub; a driving mechanism for driving the first laundry treatment member and the second laundry treatment member to rotate; when the driving mechanism outputs a forward rotation, the first laundry treatment member and the second laundry treatment member rotate synchronously, and when reversing, only the first laundry treatment member or the second laundry treatment member rotates.

[0006] Further, a first driving connection portion and a second driving connection portion are provided at the output end of the driving mechanism, wherein the first driving connection portion is drivably connected to the first laundry treatment member through a first one-way bearing, and the second driving connection portion is fixedly connected to the second laundry treatment member.

[0007] Further, the second laundry treatment member includes a second laundry treatment basket or a pulsator, the second laundry treatment basket or the pulsator is rotatably installed in the partition tub, and the second laundry treatment basket or the pulsator is fixedly connected to the second driving connection portion of the driving mechanism.

[0008] Further, a first driving connection part and a second driving connection part are provided at the output end of the driving mechanism, wherein the first driving connection part is fixedly connected to the first laundry treatment part, and the second driving connection part is drivingly connected to the second laundry treatment part through a first one-way bearing.

[0009] Further, the second laundry treatment part includes a second laundry treatment basket or a pulsator, the second laundry treatment basket or the pulsator is rotatably installed in the partition barrel, and the second driving connection part is drivingly connected to the second laundry treatment basket through a first one-way bearing or the second driving connection part is drivingly connected to the pulsator through a first one-way bearing.

[0010] Further, the driving mechanism includes a motor and an output shaft serving as the output end, and the second driving connection part, the first driving connection part are sequentially arranged from top to bottom along the axial direction of the output shaft.

[0011] Further, the laundry treatment device further includes a third laundry treatment part, the second laundry treatment part is arranged in the third laundry treatment part, and a first driving connection part, a second driving connection part, and a third driving connection part are provided at the output end of the driving mechanism, wherein the first driving connection part is drivingly connected to the first laundry treatment part through a first one-way bearing, the second driving connection part is fixedly connected to the second laundry treatment part, and the third driving connection part is drivingly connected to the third laundry treatment part through a second one-way bearing; the reverse stop directions of the first one-way bearing and the second one-way bearing are opposite.

[0012] Further, the third laundry treatment part includes a third laundry treatment basket, the second laundry treatment part includes a pulsator, the pulsator is arranged in the third laundry treatment basket, and a first driving connection part, a second driving connection part, and a third driving connection part are provided at the output end of the driving mechanism, wherein the first driving connection part is drivingly connected to the first laundry treatment part through a first one-way bearing, the second driving connection part is fixedly connected to the pulsator, and the third driving connection part is drivingly connected to the third laundry treatment basket through a second one-way bearing.

[0013] Further, the driving mechanism includes a motor and an output shaft serving as the output end, and the third driving connection part, the second driving connection part, the first driving connection part are sequentially arranged from top to bottom along the axial direction of the output shaft.

[0014] Further, the laundry treatment device further includes a rotating cylinder sleeved outside the second laundry treatment part, the rotating cylinder is integrally formed with or fixedly connected to or detachably connected to the first laundry treatment part, and the first driving connection part of the driving mechanism is rotationally connected to the rotating cylinder through the first one-way bearing to drive the first laundry treatment part to rotate.

[0015] Further, the first laundry treatment member has a cylindrical structure, and an annular gap is formed between the inner cylindrical wall thereof and the outer cylindrical wall of the rotating cylinder. The partition barrel is located in the annular gap between the rotating cylinder and the first laundry treatment member; the first laundry treatment member and the rotating cylinder are integrally formed, and the top edges of both are connected together above the partition barrel.

[0016] A second aspect of the present invention discloses a washing machine, which is or includes a laundry treatment device as described in the first aspect.

[0017] Further, a first washing area is formed in the annular cavity, a second washing area is formed in the partition barrel, the first laundry treatment member performs a laundry treatment function on the first washing area, and the second laundry treatment member performs a laundry treatment function on the second washing area; by controlling the driving connection relationship between the first laundry treatment member, the second laundry treatment member and the driving mechanism, separate washing or synchronous washing of the first washing area and the second washing area is implemented.

[0018] Beneficial effects: The present invention uses a driving mechanism to drive the first laundry treatment member and the second laundry treatment member to rotate synchronously or the second laundry treatment member to rotate independently, thereby completing the washing of the laundry in the washing area of the partition barrel and the washing area of the annular cavity, meeting the functional requirements of washing, without using a washing machine clutch, saving internal space, making the structure more compact, having a lower cost, and being simple and convenient to repair. Description of the Drawings

[0019] By referring to the accompanying drawings and describing its exemplary embodiments in detail, the above and other objects, features and advantages of the present invention will become more apparent. The following described drawings are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 Shows a schematic diagram of the connection between the second laundry treatment basket and the driving mechanism in Embodiment 1;

[0021] Figure 2 Shows a schematic diagram of the connection between the agitator and the driving mechanism in Embodiment 1;

[0022] Figure 3 Shows a schematic diagram of the connection between the second laundry treatment basket and the driving mechanism through a first one-way bearing in Embodiment 2;

[0023] Figure 4 Shows a schematic diagram of the connection between the agitator and the driving mechanism through a first one-way bearing in Embodiment 2;

[0024] Figure 5 Shows a schematic diagram of Embodiment 3.

[0025] Reference numerals:

[0026] 100 - outer barrel; 200 - partition barrel; 300 - first laundry treatment member; 301 - first laundry treatment basket; 400 - second laundry treatment member; 401 - second laundry treatment basket; 402 - agitator; 510 - motor; 520 - output shaft; 500 - first one - way bearing; 700 - second one - way bearing; 800 - third laundry treatment basket; 403 - rotating cylinder. Detailed implementation manners

[0027] To make the objectives, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Apparently, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0028] The terms used in the embodiments of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The singular forms "a", "the" and "said" used in the embodiments of the present invention and the appended claims are also intended to include the plural forms unless the context clearly indicates otherwise. "Plural" generally includes at least two, but does not exclude the case of including at least one.

[0029] It should be understood that the term " / and / " used herein is only a description of the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B may represent: A exists alone, A and B exist simultaneously, and B exists alone. In addition, the character " / " herein generally represents an "or" relationship between the associated objects before and after.

[0030] It should also be noted that the terms "include", "comprise" or any other variant thereof are intended to cover non - exclusive inclusion, so that a commodity or system including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or further includes elements inherent to such commodity or system. Without further limitation, an element defined by the statement "including one..." does not exclude the existence of another identical element in the commodity or system including the said element.

[0031] To further elaborate on the technical solutions in the present invention, the following specific embodiments are provided in combination with Figures 1-5 , as follows.

[0032] Embodiment 1

[0033] In this embodiment, a laundry treatment device is provided, such asFigure 1 and Figure 2 As shown in Figure 2 , it includes: an outer tub 100, a partition tub 200 fixedly installed or integrally formed inside the outer tub 100, and an annular cavity is formed between the outer tub 100 and the partition tub 200; a first laundry treatment member 300 disposed in the annular cavity; a second laundry treatment member 400 disposed in the partition tub 200; a driving mechanism for driving the first laundry treatment member 300 and the second laundry treatment member 400 to rotate; when the driving mechanism rotates forward, the first laundry treatment member and the second laundry treatment member rotate synchronously, and when rotating backward, only the first laundry treatment member 300 or the second laundry treatment member 400 rotates.

[0034] The output end of the driving mechanism is provided with a first driving connection part and a second driving connection part, wherein the first driving connection part is drivably connected to the first laundry treatment member 300 through a first one-way bearing 500, and the second driving connection part is fixedly connected to the second laundry treatment member 400.

[0035] In this embodiment, the partition tub 200 and the outer tub 100 are provided with separate water inlets and water outlets, and the washing water is not shared during the partition washing of clothes, realizing the healthy classified washing of clothes.

[0036] In this embodiment, the outer tub 100 and the partition tub 200 are an integral part, or the partition tub 200 is fixed inside the outer tub 100 in a detachable connection manner; among them, the outer tub 100 and the partition tub 200 are integrally formed by injection molding as the best implementation mode of this embodiment.

[0037] Referring to Figure 1 and Figure 2 As shown in Figure 2 , the second laundry treatment member 400 includes a second laundry treatment basket 401 or a pulsator 402, the second laundry treatment basket 401 or the pulsator 402 is rotatably installed in the partition tub 200, and the second laundry treatment basket 401 or the pulsator 402 is fixedly connected to the second driving connection part of the driving mechanism.

[0038] The driving mechanism includes a motor 510 and an output shaft 520 as the output end, and the second driving connection part and the first driving connection part are sequentially arranged along the axial direction of the output shaft 520 from top to bottom.

[0039] This embodiment of the laundry treatment device further includes a rotating cylinder 403 sleeved outside the second laundry treatment member 400, the rotating cylinder 403 is integrally formed or fixedly connected or detachably connected to the first laundry treatment member 300, and the first driving connection part of the driving mechanism is rotationally connected to the rotating cylinder 403 through the first one-way bearing 500 to drive the first laundry treatment member 300 to rotate.

[0040] In this embodiment, a first washing area is formed in the annular cavity, and a second washing area is formed in the partition barrel.

[0041] Preferably, the first laundry processing member 300 has a cylindrical structure, and an annular gap is formed between the inner barrel wall thereof and the outer barrel wall of the rotating barrel 403. The partition barrel 200 is located in the annular gap between the rotating barrel 403 and the first laundry processing member 300. The first laundry processing member 300 and the rotating barrel 403 are integrally formed, and the top edges of both are connected together above the partition barrel 200.

[0042] The motor 510 drives the output shaft 520 to rotate. A first one-way bearing 500 is installed between the output shaft 520 and the first laundry processing member 300. The output shaft 520 drives the agitator 402 or the second laundry basket 401 on the second laundry processing member to rotate. Specifically, the motor 510 is fixedly installed at the bottom of the partition barrel 200. The output shaft 520 is rotatably installed at the bottom of the partition barrel 200 and passes through the bottom of the rotating barrel 403 to be fixedly connected to the agitator 402 or the second laundry basket 401. The output shaft 520 is fixedly connected to the shaft of the motor 510 for driving the output shaft 520 to rotate. A first one-way bearing 500 is installed between the output shaft 520 and the first laundry processing member 300. A seal is provided between the output shaft 520 and the bottom of the partition barrel 200. The motor drives the output shaft 520 to rotate along the reverse direction of the first one-way bearing 500 (the direction in which the inner ring drives the outer ring to rotate when the inner ring rotates), so that the first laundry processing member 300 and the second laundry processing member 400 rotate simultaneously. When the motor drives in the reverse direction, only the second laundry processing member 400 rotates, causing turbulent water flow in the first washing area and the second washing area to achieve washing of the clothes. When dehydration is required, it is possible to choose to dehydrate the clothes in the second washing area alone, or to dehydrate the clothes in the first washing area and the second washing area simultaneously.

[0043] In this embodiment, when rotating forward, the first laundry processing member 300 and the second laundry processing member 400 rotate synchronously. When rotating in reverse, only the second laundry processing member 400 rotates.

[0044] In this embodiment, the partition barrel 200 and the outer barrel 100 are connected in a fixed manner, which can realize separate water inlet and separate drainage of the partition barrel 200 and the outer barrel 100, and separate two washing areas. Two laundry baskets are used to wash the clothes. At the same time, the structure of the one-way bearing is adopted, eliminating the clutch, which can reduce the internal space, reduce the weight and cost, reduce the number of repairs, and meet the requirements of partition washing, with the characteristics of simplicity and practicality.

[0045] Embodiment 2

[0046] In this embodiment, a laundry processing device is provided, such as Figure 3 andFigure 4 As shown in the figure, it includes: an outer tub 100, a partition tub 200 fixedly or integrally formed inside the outer tub 100, and an annular cavity is formed between the outer tub 100 and the partition tub 200; a first laundry processing member 300 disposed in the annular cavity; a second laundry processing member 400 disposed in the partition tub 200; a driving mechanism for driving the first laundry processing member 300 and the second laundry processing member 400 to rotate; when the driving mechanism rotates forward, the first laundry processing member and the second laundry processing member rotate synchronously, and when it rotates reversely, only the second laundry processing member 400 rotates.

[0047] The output end of the driving mechanism is provided with a first driving connection portion and a second driving connection portion, wherein the first driving connection portion is drivably connected to the first laundry processing member 300 through a first one-way bearing 500, and the second driving connection portion is fixedly connected to the second laundry processing member 400.

[0048] In this embodiment, the partition tub 200 and the outer tub 100 are provided with separate water inlets and drainage outlets, and the washing water is not shared during partition washing of clothes, realizing healthy classified washing of clothes.

[0049] In this embodiment, the outer tub 100 and the partition tub 200 are an integral part, or the partition tub 200 is fixed inside the outer tub 100 in a detachable connection manner; wherein, the outer tub 100 and the partition tub 200 are integrally formed by injection molding as the best embodiment of this embodiment.

[0050] The output end of the driving mechanism is provided with a first driving connection portion and a second driving connection portion, wherein the first driving connection portion is fixedly connected to the first laundry processing member 300, and the second driving connection portion is drivably connected to the second laundry processing member 400 through a first one-way bearing 500.

[0051] The second laundry processing member 400 includes a second laundry processing basket 401 or a wave wheel 402, the second laundry processing basket 401 or the wave wheel 402 is rotatably installed in the partition tub 200, and the second driving connection portion is drivably connected to the second laundry processing basket 401 through a first one-way bearing 500 or the second driving connection portion is drivably connected to the wave wheel 402 through a first one-way bearing 500.

[0052] The driving mechanism includes a motor 510 and an output shaft 520 as the output end, and the second driving connection portion and the first driving connection portion are sequentially arranged along the axial direction of the output shaft 520 from top to bottom.

[0053] The clothes processing device in this embodiment further includes a rotating cylinder 403 sleeved outside the second clothes processing member 400. The rotating cylinder 403 is integrally formed with, fixedly connected to, or detachably connected to the first clothes processing member 300. The first driving connection portion of the driving mechanism is rotationally connected to the rotating cylinder 403 through the first one-way bearing 500 to drive the first clothes processing member 300 to rotate.

[0054] In this embodiment, a first washing area is formed in the annular cavity, and a second washing area is formed in the partition barrel.

[0055] Preferably, the first clothes processing member 300 is of a cylindrical structure, and an annular gap is formed between the inner barrel wall of the first clothes processing member 300 and the outer barrel wall of the rotating cylinder 403. The partition barrel 200 is located in the annular gap between the rotating cylinder 403 and the first clothes processing member 300. The first clothes processing member 300 is integrally formed with the rotating cylinder 403, and the top edges of the two are connected together above the partition barrel 200.

[0056] The motor 510 drives the output shaft 520 to rotate. A first one-way bearing 500 is installed between the output shaft 520 and the second clothes processing basket 401 or the impeller 402. The output shaft 520 drives the rotating cylinder 403 to drive the first clothes processing member 300 to rotate. The motor drives the output shaft 520 to rotate along the reverse stop direction of the first one-way bearing 500 (the direction in which the inner ring rotates and drives the outer ring to rotate at the same time), so that the first clothes processing member 300 and the second clothes processing member 400 rotate simultaneously. When the motor drives in the reverse direction, only the first clothes processing member 300 rotates, so that turbulent water flows are generated in the first cleaning area and the second cleaning area to realize the washing of clothes. When dehydration is required, dehydration can be selected for the clothes in the second washing area alone, or dehydration can be carried out for the clothes in the first cleaning area and the second cleaning area at the same time.

[0057] In this embodiment, when rotating forward, the first clothes processing member 300 and the second clothes processing member 400 rotate synchronously. When rotating in reverse, only the first clothes processing member 400 rotates.

[0058] Embodiment 3

[0059] In this embodiment, a clothes processing device is provided. Refer to Figure 5 As shown, in this embodiment, a clothes processing device is provided, such as Figure 1As shown in the figure, it includes: an outer tub 100, a partition tub 200 fixedly or integrally formed inside the outer tub 100, and an annular cavity is formed between the outer tub 100 and the partition tub 200; a first laundry processing member 300 disposed in the annular cavity; a second laundry processing member 400 disposed in the partition tub 200; a driving mechanism for driving the first laundry processing member 300 and the second laundry processing member 400 to rotate; when the driving mechanism rotates forward, the first laundry processing member and the second laundry processing member rotate synchronously, and when rotating in reverse, only the second laundry processing member 400 rotates.

[0060] The output end of the driving mechanism is provided with a first driving connection portion and a second driving connection portion, wherein the first driving connection portion is drivably connected to the first laundry processing member 300 through a first one-way bearing 500, and the second driving connection portion is fixedly connected to the second laundry processing member 400.

[0061] In this embodiment, the partition tub 200 and the outer tub 100 are provided with separate water inlets and water outlets, and the washing water is not shared during partition washing of clothes, realizing healthy classified washing of clothes.

[0062] In this embodiment, the outer tub 100 and the partition tub 200 are an integral part, or the partition tub 200 is fixed inside the outer tub 100 in a detachable connection manner; wherein, the outer tub 100 and the partition tub 200 are integrally formed by injection molding as the best implementation mode of this embodiment.

[0063] The laundry processing device of this embodiment further includes a third laundry processing member, the second laundry processing member 400 is disposed in the third laundry processing member, the output end of the driving mechanism is provided with a first driving connection portion, a second driving connection portion, and a third driving connection portion, wherein the first driving connection portion is drivingly connected to the first laundry processing member 300 through a first one-way bearing 500, the second driving connection portion is fixedly connected to the second laundry processing member 400, and the third driving connection portion is drivingly connected to the third laundry processing member through a second one-way bearing 700; the reverse stop directions of the first one-way bearing 500 and the second one-way bearing 700 are opposite.

[0064] In this embodiment, a first washing area is formed in the annular cavity, and the second washing area is formed in the partition tub 200.

[0065] Specifically, the third laundry treatment member includes a third laundry treatment basket 800, the second laundry treatment member includes a pulsator 402, the pulsator 402 is disposed in the third laundry treatment basket 800, and the output end of the drive mechanism is provided with a first drive connection portion, a second drive connection portion, and a third drive connection portion. The first drive connection portion is drivingly connected to the first laundry treatment member 300 through a first one-way bearing 500, the second drive connection portion is fixedly connected to the pulsator 402, and the third drive connection portion is drivingly connected to the third laundry treatment basket 800 through a second one-way bearing 700.

[0066] The laundry treatment device of this embodiment further includes a rotating cylinder 403 sleeved outside the second laundry treatment member 400. The rotating cylinder 403 is integrally formed with, fixedly connected to, or detachably connected to the first laundry treatment member 300. The first drive connection portion of the drive mechanism is rotationally connected to the rotating cylinder 403 through the first one-way bearing 500 to drive the first laundry treatment member 300 to rotate.

[0067] Preferably, the first laundry treatment member 300 is of a cylindrical structure, and an annular gap is formed between the inner barrel wall of the first laundry treatment member 300 and the outer barrel wall of the rotating cylinder 403. The partition barrel 200 is located in the annular gap between the rotating cylinder 403 and the first laundry treatment member 300; the first laundry treatment member 300 is integrally formed with the rotating cylinder 403 and the top end edges of the two are connected together above the partition barrel 200.

[0068] Preferably, the drive mechanism includes a motor 510 and an output shaft 520 serving as the output end. The third drive connection portion, the second drive connection portion, and the first drive connection portion are sequentially arranged from top to bottom along the axial direction of the output shaft.

[0069] In this embodiment, the outer barrel 100 and the partition barrel 200 are an integral part, or the partition barrel 200 is fixed in the outer barrel 100 in a detachable connection manner; among them, the outer barrel 100 and the partition barrel 200 being integrally formed by injection molding is the best implementation mode of this embodiment.

[0070] The motor 510 drives the output shaft 520 to rotate. A first one-way bearing 500 is installed between the output shaft 520 and the first laundry processing member 300. The output shaft 520 drives the second laundry processing member 400 to rotate. Specifically, the motor 510 is fixedly installed at the bottom of the partitioned tub 200. The output shaft 520 is rotatably installed at the bottom of the partitioned tub 200 and passes through the bottom of the first laundry processing member 300 to be fixedly connected to the agitator 402. The output shaft 520 is fixedly connected to the shaft of the motor 510 for driving the output shaft 520 to rotate. A first one-way bearing 500 is installed between the output shaft 520 and the first laundry processing member 300. The output shaft 520 is sealed with the bottom of the partitioned tub 200 through a sealing ring. The motor drives the output shaft 520 to rotate along the reverse-stop direction of the first one-way bearing 500 (the direction in which the inner ring rotates and drives the outer ring to rotate simultaneously), so that the first laundry processing member 300 and the agitator 402 rotate simultaneously. When the motor drives in the reverse direction, only the second laundry processing member 400 rotates, causing turbulent water flows to be generated in the first washing area and the second washing area, thereby realizing the washing of clothes. When dehydration is required, it is possible to select to dehydrate the clothes in the second washing area alone or to dehydrate the clothes in the first washing area and the second washing area simultaneously.

[0071] Compared with Embodiment 1, this embodiment uses two one-way bearings and one power output source, making the washing modes in the first washing area and the second washing area more flexible and enhancing the washing effects in the first and second washing areas.

[0072] Embodiment 4

[0073] In this embodiment, a washing machine is provided, which is or includes a laundry processing device described in Embodiment 1, 2, or 3.

[0074] A laundry processing device described in Embodiment 1, 2, or 3 can be used alone as a washing machine or used in cooperation with a washing machine as a functional component of the washing machine.

[0075] Furthermore, a first washing area is formed in the annular cavity, and a second washing area is formed in the partitioned tub 200. The first laundry processing member 300 exerts a laundry processing effect on the first washing area, and the second laundry processing member 400 exerts a laundry processing effect on the second washing area; the separate washing or synchronous washing of the first washing area and the second washing area is implemented by controlling the driving connection relationships among the first laundry processing member 300, the second laundry processing member 400, and the driving mechanism.

[0076] It should be specifically noted that in the above-mentioned Embodiments 1-4, the use of the first one-way bearing and the second one-way bearing is the best embodiment. In each of the above embodiments, the first one-way bearing and the second one-way bearing can be replaced by components with equivalent functions, such as ratchets and bearing assemblies, without departing from the protection scope of this application. In the above-mentioned Embodiments 1-4, the forward rotation of the driving mechanism means that the first one-way bearing 500 rotates in the anti-back direction.

[0077] The above has specifically shown and described the exemplary embodiments of the present disclosure. It should be understood that the present disclosure is not limited to the detailed structures, arrangements, or implementation methods described herein; on the contrary, the present disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A clothing treatment device, characterized in that, comprising: an outer tub, in which a partition tub is fixed or integrally formed, and an annular cavity is formed between the outer tub and the partition tub; a first clothing treatment member disposed in the annular cavity; a second clothing treatment member disposed in the partition tub; a driving mechanism for driving the first clothing treatment member and the second clothing treatment member to rotate; when the driving mechanism outputs a forward rotation, the first clothing treatment member and the second clothing treatment member rotate synchronously, and when reversing, only the first clothing treatment member or the second clothing treatment member rotates; a first driving connection portion and a second driving connection portion are provided at the output end of the driving mechanism, the clothing treatment device further includes a rotating cylinder sleeved outside the second clothing treatment member, the rotating cylinder is integrally formed or fixedly connected or detachably connected with the first clothing treatment member, and the first driving connection portion is rotationally connected to the rotating cylinder through a first one-way bearing to drive the first clothing treatment member to rotate; the second driving connection portion is fixedly connected to the second clothing treatment member together.

2. The clothing treatment device according to claim 1, characterized in that, the second clothing treatment member includes a second clothing treatment basket or a pulsator, the second clothing treatment basket or the pulsator is rotatably installed in the partition tub, and the second clothing treatment basket or the pulsator is fixedly connected to the second driving connection portion of the driving mechanism.

3. The clothing treatment device according to claim 1, characterized in that, a first driving connection portion and a second driving connection portion are provided at the output end of the driving mechanism, wherein the first driving connection portion is fixedly connected to the rotating cylinder together, and the second driving connection portion is drivably connected to the second clothing treatment member through a first one-way bearing.

4. The clothing treatment device according to claim 3, characterized in that, the second clothing treatment member includes a second clothing treatment basket or a pulsator, the second clothing treatment basket or the pulsator is rotatably installed in the partition tub, and the second driving connection portion is drivably connected to the second clothing treatment basket through a first one-way bearing or the second driving connection portion is drivably connected to the pulsator through a first one-way bearing.

5. The clothing treatment device according to any one of claims 1-4, characterized in that: the driving mechanism includes a motor and an output shaft as the output end, and the second driving connection portion, the first driving connection portion are sequentially arranged from top to bottom along the axial direction of the output shaft.

6. The clothing treatment device according to claim 1, characterized in that, the clothing treatment device further includes a third clothing treatment member, the second clothing treatment member is disposed in the third clothing treatment member, a first driving connection portion, a second driving connection portion, and a third driving connection portion are provided at the output end of the driving mechanism, wherein the first driving connection portion is drivingly connected to the first clothing treatment member through a first one-way bearing, the second driving connection portion is fixedly connected to the second clothing treatment member together, and the third driving connection portion is drivingly connected to the third clothing treatment member through a second one-way bearing; the reverse stop directions of the first one-way bearing and the second one-way bearing are opposite.

7. The clothing treatment device according to claim 6, It is characterized in that the third laundry treatment member includes a third laundry treatment basket, the second laundry treatment member includes a pulsator, and the pulsator is arranged in the third laundry treatment basket. The output end of the driving mechanism is provided with a first driving connection part, a second driving connection part, and a third driving connection part. The first driving connection part is drivingly connected with the first laundry treatment member through a first one-way bearing, the second driving connection part is fixedly connected with the pulsator, and the third driving connection part is drivingly connected with the third laundry treatment basket through a second one-way bearing.

8. A laundry treatment device according to any one of claims 6-7, It is characterized in that: The driving mechanism includes a motor and an output shaft as the output end, and the third driving connection part, the second driving connection part, and the first driving connection part are sequentially arranged from top to bottom along the axial direction of the output shaft.

9. A laundry treatment device according to claim 1, It is characterized in that, The first laundry treatment member is of a cylindrical structure, and an annular gap is formed between the inner barrel wall of the first laundry treatment member and the outer barrel wall of the rotating barrel. The partition barrel is located in the annular gap between the rotating barrel and the first laundry treatment member; the first laundry treatment member and the rotating barrel are integrally formed and the top edges of both are connected together above the partition barrel.

10. A washing machine is or includes a laundry treatment device according to any one of claims 1-9.

11. A washing machine according to claim 10, It is characterized in that: A first washing area is formed in the annular cavity, a second washing area is formed in the partition barrel, the first laundry treatment member performs a laundry treatment function on the first washing area, and the second laundry treatment member performs a laundry treatment function on the second washing area; by controlling the driving connection relationship between the first laundry treatment member, the second laundry treatment member and the driving mechanism, separate washing or synchronous washing of the first washing area and the second washing area is implemented.

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