CN112030472A

CN112030472A - Drum assembly of drum washing machine and drum washing machine

Info

Publication number: CN112030472A
Application number: CN202010824537.5A
Authority: CN
Inventors: 郁天洋; 王晶; 高超; 苏晓帆; 王立乾; 施正兴
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2020-12-04

Abstract

The invention discloses a drum assembly of a drum washing machine and the drum washing machine. The cartridge assembly includes a first cartridge and a second cartridge rotatably disposed on the first cartridge, wherein: the first cylinder is provided with a water storage cavity, and a first mounting port communicated with the water storage cavity is formed at one end of the first cylinder; the second drum is provided with a washing cavity, one end of the second drum is provided with a second mounting port communicated with the washing cavity, and the other end of the second drum is provided with a clothes taking and placing port communicated with the washing cavity; the second mounting port is rotatably connected with the first mounting port, and the washing cavity is communicated with the water storage cavity. The drum washing machine adopting the drum assembly removes the outer drum, and no interlayer exists between the inner drum and the outer drum, so that bacteria and dirt can not be accumulated, and clothes can not be secondarily polluted; meanwhile, as the inner cylinder has no hole, a water inlet and drainage system is optimized, and the water consumption is obviously reduced.

Description

Drum assembly of drum washing machine and drum washing machine

Technical Field

The invention relates to the field of washing machines, in particular to a drum assembly of a drum washing machine and the drum washing machine.

Background

Most drum washing machines at present are composed of an inner drum and an outer drum, and an interlayer is arranged between the inner drum and the outer drum. Along with long-time use and difficult clearance of general user, microorganism such as incrustation scale and the thread bits of clothing and carried bacterium are gathered in the intermediate layer, not only cause the water consumption too big, still can cause secondary pollution to the clothing in the laundry process simultaneously. In addition, although the existing drum washing machine is improved by the inner drum and the outer drum aiming at water saving, the internal structure of the existing drum washing machine is complex, and the existing drum washing machine is not beneficial to manufacturing and maintenance.

Disclosure of Invention

In view of the above, the invention discloses a drum assembly of a drum washing machine and the drum washing machine, which are used for at least solving the problems that water is stored between an inner drum and an outer drum of the drum washing machine, the water consumption is large, and residual substances such as dirt and bacteria can cause secondary pollution to clothes.

In order to achieve the above object, the invention adopts the following technical scheme:

the present invention discloses in a first aspect a drum assembly for a drum washing machine, the drum assembly comprising a first drum and a second drum rotatably disposed on the first drum, wherein:

the first cylinder is provided with a water storage cavity, and a first mounting port communicated with the water storage cavity is formed at one end of the first cylinder;

the second drum is provided with a washing cavity, one end of the second drum is provided with a second mounting port communicated with the washing cavity, and the other end of the second drum is provided with a clothes taking and placing port communicated with the washing cavity;

the second mounting port is rotatably connected with the first mounting port, and the washing cavity is communicated with the water storage cavity.

Further optionally:

the second mounting port is rotatably sleeved on the first mounting port.

Further optionally:

the cartridge assembly further includes a bearing that is,

the bearing is sleeved between the first installation port and the second installation port, the inner ring of the bearing is fixed with the first installation port, and the outer ring of the bearing is fixed with the second installation port.

Further optionally:

the cartridge assembly further comprises a spacer and a fixing plate, wherein

The gasket is rotatably sleeved outside the first mounting port and positioned on one side of the second mounting port and is used for being matched with the inner wall of the second mounting port to fix the outer ring of the bearing and the second mounting port;

the fixing plate is rotatably arranged on the inner side of the second mounting port and located on one side of the first mounting port, and is used for being matched with the outer wall of the first mounting port to fix the inner ring of the bearing with the first mounting port.

Further optionally:

the cartridge assembly further includes a seal ring disposed between the fixation plate and the first mounting port.

Further optionally:

the drum assembly also comprises a hollow baffle plate for preventing the washed clothes from entering the water storage cavity from the washing cavity,

the hollow baffle is arranged in the washing cavity along the direction parallel to the cross section of the second cylinder and is positioned at one side close to the second mounting port.

Further optionally:

the barrel length of the second barrel is greater than the barrel length of the first barrel.

Further optionally:

the upper side wall of the first cylinder is provided with a water inlet and the lower side wall of the first cylinder is provided with a water outlet,

wherein the water inlet is used for connecting a water inlet pipe; the water outlet is used for connecting a drain pipe.

The invention discloses a drum washing machine in a second aspect, which comprises the drum assembly of any one of the drum washing machines.

Further optionally:

the drum washing machine further includes: a driving device for driving the second cylinder to rotate,

wherein the driving device comprises: a motor; and a belt pulley provided on a rotating shaft of the motor; and a belt mounted between the pulley and the second drum.

Further optionally:

the drum washing machine further comprises a support base and/or a hoisting connector,

the supporting base is arranged at the lower side of the first cylinder and is used for supporting the cylinder assembly;

the hoisting connecting piece is arranged on the upper side of the first cylinder and used for damping the cylinder assembly.

Further optionally:

the barrel assembly is placed in an inclined position, wherein the second barrel is coaxially arranged with the first barrel, and the second barrel is higher than the first barrel; the water inlet of lateral wall sets up and is close to on the first section of thick bamboo the first installation port of first section of thick bamboo, the delivery port of lateral wall sets up down and is close to under the first section of thick bamboo the bobbin base of first section of thick bamboo.

Has the advantages that: because the outer cylinder is removed, an interlayer between the inner cylinder and the outer cylinder does not exist, bacteria and dirt cannot be accumulated, and clothes cannot be secondarily polluted; meanwhile, as the inner cylinder has no hole, a water inlet and drainage system is optimized, and the water consumption is obviously reduced.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely exemplary embodiments of the present disclosure, and other drawings may be derived by those skilled in the art without inventive effort.

FIG. 1 is a schematic view of an embodiment of the inner components of a washing machine with a cartridge assembly;

FIG. 2 illustrates a side view of the internal components of a washing machine with a cartridge assembly according to one embodiment;

FIG. 3 illustrates a cross-sectional view of the internal components of a washing machine with a cartridge assembly according to an embodiment;

FIG. 4 illustrates a front view of the internal components of a washing machine with a cartridge assembly according to one embodiment;

FIG. 5 illustrates an exploded view of the internal components of a washing machine with a cartridge assembly according to one embodiment;

FIG. 6 illustrates a schematic view of the internal components of a washing machine with a cartridge assembly according to an embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

At present, water is stored between an inner drum and an outer drum of the drum washing machine, the water consumption is large, and residual substances such as dirt bacteria and the like can cause secondary pollution to clothes. The invention improves the barrel assembly of the washing machine, wherein the inner barrel is changed into a front barrel, the barrel body is slightly long and has no holes and is used as a rotary barrel, and meanwhile, the rear part of the front barrel is provided with a hollow baffle plate, so that the requirement of flowing water and the prevention of clothes entering the rear barrel is met; the outer cylinder is removed and changed into a rear cylinder, and the cylinder body is short and does not rotate slightly and is used as a water containing cylinder for water inlet and drainage; a bearing is additionally arranged between the front cylinder and the rear cylinder for connection; the whole cylinder assembly has a certain inclination angle. Compared with the existing cylinder assembly, the outer cylinder is removed, and an interlayer between the inner cylinder and the outer cylinder does not exist, so that bacteria and dirt cannot be accumulated, and clothes cannot be secondarily polluted; meanwhile, as the inner cylinder has no hole, a water inlet and drainage system is optimized, and the water consumption is obviously reduced.

To further illustrate the technical solution of the present invention, the following specific examples are provided with reference to fig. 1 to 6.

Example 1

In the present embodiment, there is provided a drum assembly of a drum washing machine, which includes a first drum 2 and a second drum 1 rotatably provided on the first drum 2. Specifically, the method comprises the following steps: the first cylinder 2 is provided with a water storage cavity, and one end of the first cylinder 2 is provided with a first mounting port communicated with the water storage cavity; the second drum 1 is provided with a washing cavity, one end of the second drum 1 is provided with a second mounting port communicated with the washing cavity, and the other end of the second drum is provided with a clothes taking and placing port communicated with the washing cavity. Wherein a first section of thick bamboo and a second section of thick bamboo pass through second installation port and first installation port rotatable coupling, make laundry chamber and water storage chamber intercommunication simultaneously based on the cooperation of two installation ports. This design has guaranteed that the hydroenergy in the water storage chamber can get into the laundry intracavity, when the second section of thick bamboo rotates, realizes the clothing washing.

Optionally, the second mounting port is rotatably sleeved on the first mounting port. Further, the cartridge assembly also comprises a bearing 3. Wherein, the bearing 3 is sleeved between the first installation port and the second installation port, the inner ring of the bearing 3 is fixed with the first installation port, the outer ring of the bearing 3 is fixed with the second installation port, and the friction force between the first cylinder 2 and the second cylinder 1 is reduced by additionally arranging the bearing.

The cartridge assembly also includes a spacer 14 and a retaining plate 12.

The gasket 14 is integrally and rotatably sleeved on the outer side of the first mounting port and located on one side of the second mounting port, and the gasket 14 is used for being matched with the inner wall of the second mounting port to fix the outer ring of the bearing 3 with the second mounting port. It will be appreciated that this is by surrounding and tightening the gasket 14 at one side of the second mounting port, with the tightening force of the gasket being used for the securing.

The fixing plate 12 is rotatably disposed inside the second mounting port and on one side of the first mounting port, and is configured to cooperate with an outer wall of the first mounting port to fix an inner ring of the bearing 3 to the first mounting port. Wherein, the fixing plate 12 and the first mounting port can be fixed by, but not limited to, screws. Preferably: the cartridge assembly further comprises a sealing ring 13 disposed between the fixing plate 12 and the first mounting port.

In some optional modes, the drum assembly further comprises a hollow baffle 4 for blocking clothes to be washed from entering the water storage cavity from the washing cavity, wherein the hollow baffle 4 is arranged in the washing cavity along a direction parallel to the cross section of the second drum 1 and is positioned at one side close to the second mounting port. Further, the tube length of the second tube 1 is larger than that of the first tube 2. The size of the first cylinder in the cylinder assembly can be set according to the requirement of actual water consumption, and the water consumption of the washing machine provided with the cylinder assembly is small, so that the space can be reduced due to the short design, and the cost of consumables can be reduced.

The upper side wall of the first cylinder 2 is provided with a water inlet 21, the lower side wall of the first cylinder 2 is provided with a water outlet 22, and the water inlet 21 is used for connecting a water inlet pipe; the water outlet 22 is used for connecting a drain pipe.

Example 2

In the present embodiment, there is provided a drum washing machine including the drum assembly of any one of the drum washing machines of embodiment 1.

In addition, the drum washing machine further includes: and the driving device is used for driving the second cylinder 1 to rotate. Specifically, the method comprises the following steps: the driving device comprises a motor 7; and a pulley 6 provided on a rotating shaft of the motor 7; and a belt 5 installed between the pulley 6 and the second drum 1.

When the drum assembly in the washing machine is fixed, the drum assembly is fixed by arranging a base, a hoisting connecting piece and the like. Optionally: the drum washing machine further comprises a support base 8 and/or a lifting connection. The hoisting connecting piece comprises a connecting piece 10 and a spring 9, wherein the connecting piece 10 is arranged on the first barrel 2, one end of the spring is connected on the connecting piece 10, and the other end of the spring is connected with the inner wall of a box body of the drum washing machine or a bracket or other corresponding fixing pieces in the box body.

A support base 8 disposed at a lower side of the first tub 2 for supporting a tub assembly of the drum washing machine; the hoisting connection piece is arranged on the upper side of the first drum 2 and is used for damping the drum assembly in the drum washing machine. In addition, a damper 11 may be disposed under the supporting base, one end of the damper 11 is connected to the supporting base 8, and the other end is disposed at the bottom of the cabinet of the drum washing machine. This bumper shock absorber 11 can realize the shock attenuation with the cooperation of hoist and mount connecting piece, further improves the damping effect.

To avoid overflow of water from the first drum into the second drum and to ensure that the laundry in the second drum is as close to the first drum as possible to come into contact with the water. And (3) optional: placing the cylinder assembly obliquely, wherein the second cylinder 1 is coaxially arranged with the first cylinder 2, and the second cylinder 1 is higher than the first cylinder 2; the water inlet 21 of the upper side wall of the first barrel 2 is arranged upwards and is close to the first mounting port of the first barrel 2, and the water outlet 22 of the lower side wall of the first barrel 2 is arranged downwards and is close to the barrel bottom of the first barrel 2. Further preferably: when the inclination angle of the cylinder assembly is set, the included angle between the axis of the first cylinder and the horizontal plane is used as the inclination angle, and the range of the inclination angle is 10-20 degrees. The inclined arrangement also facilitates drainage.

Through improving a barrel assembly in the drum washing machine, the problems that bacteria are bred and the water consumption is overlarge due to the fact that water scales, thread scraps and the like are easy to remain between an inner barrel and an outer barrel are solved, and a water inlet and outlet path is optimized.

To further explain the drum washing machine in the present embodiment, the operation thereof will be described in detail.

At this time, the second drum 1 in the drum washing machine is a little longer and holeless as a rotary drum; the hollow partition plate 4 is fixed in the second cylinder 1, allows water flow to pass through and simultaneously prevents clothes from entering the first cylinder 2; the first cylinder 2 is slightly short and does not rotate and is used as a water containing cylinder for water inlet and water discharge, the outer ring of the bearing 3 is fixed with the second cylinder 1 through a gasket 14, the inner ring of the bearing 3 is fixed with the first cylinder 2 through a fixing plate 12, a sealing ring 13 is additionally arranged between the fixing plate 12 and the second cylinder 1, the sealing ring 13 can prevent water in the washing machine from flowing into the bearing 3 to cause the failure of the bearing, and meanwhile, a supporting point can be provided for the relative sliding of the second cylinder 1 and the fixing plate 12; the water inlet 21 is positioned at the upper part of the first cylinder 2, the water outlet 22 is positioned at the lower part of the cylinder bottom of the first cylinder 2, water flows in from the water inlet 21 and flows to the second cylinder 1 through the rear cylinder 2 for washing, and after washing is finished, the water flows to the first cylinder 2 from the front cylinder 1 and flows out through the water outlet 22; the first cylinder 2 is fixed on the supporting base 8, the connecting piece 10 is fixed on the first cylinder 2 and connected with the spring 9, the spring 9 is fixed at the top of the box body, the shock absorber 11 is fixed at the bottom of the box body, and the spring 9 and the shock absorber 11 limit the first cylinder 2 together, so that the first cylinder 2 is supported and vibration is reduced; the motor 7 is fixed on the support base 8, the motor 7 is started to drive the belt wheel 6 to rotate, the belt wheel 6 drives the belt 5 to move, and the belt 5 drives the second cylinder 1 and the bearing 3 to rotate; according to the bearing characteristics, the technology that the second cylinder 1 rotates and the first cylinder 2 does not rotate is achieved according to the requirements.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A drum assembly of a drum washing machine, characterized in that: the cartridge assembly comprises a first cartridge (2) and a second cartridge (1) rotatably arranged on the first cartridge (2), wherein:

the first cylinder (2) is provided with a water storage cavity, and a first mounting port communicated with the water storage cavity is formed at one end of the first cylinder (2);

the second drum (1) is provided with a washing cavity, one end of the second drum (1) is provided with a second mounting port communicated with the washing cavity, and the other end of the second drum is provided with a clothes taking and placing port communicated with the washing cavity;

2. The tub assembly of a drum washing machine according to claim 1, wherein: the second mounting port is rotatably sleeved on the first mounting port.

3. The tub assembly of a drum washing machine according to claim 2, wherein: the cartridge assembly further comprises a bearing (3),

the bearing (3) is sleeved between the first installation port and the second installation port, an inner ring of the bearing (3) is fixed to the first installation port, and an outer ring of the bearing (3) is fixed to the second installation port.

4. The tub assembly of a drum washing machine according to claim 3, wherein: the cartridge assembly further comprises a spacer (14) and a fixing plate (12), wherein

The gasket (14) is rotatably sleeved on the outer side of the first mounting port and positioned on one side of the second mounting port and is used for being matched with the inner wall of the second mounting port to fix the outer ring of the bearing (3) and the second mounting port;

the fixing plate (12) is rotatably arranged on the inner side of the second mounting port and located on one side of the first mounting port, and is used for being matched with the outer wall of the first mounting port to fix the inner ring of the bearing (3) and the first mounting port.

5. The tub assembly of a drum washing machine according to claim 4, wherein: the cartridge assembly further includes a seal ring (13) disposed between the fixation plate (12) and the first mounting port.

6. The tub assembly of a drum washing machine according to any one of claims 1 to 5, wherein: the drum assembly also comprises a hollow baffle (4) for preventing the washed clothes from entering the water storage cavity from the washing cavity,

the hollow baffle (4) is arranged in the washing cavity along the direction parallel to the cross section of the second cylinder (1) and is positioned at one side close to the second mounting port.

7. The drum assembly of a drum washing machine according to claim 6, wherein: the barrel length of the second barrel (1) is greater than the barrel length of the first barrel (2).

8. The tub assembly of a drum washing machine according to claim 7, wherein: a water inlet (21) is arranged on the upper side wall of the first cylinder (2), a water outlet (22) is arranged on the lower side wall of the first cylinder (2),

wherein the water inlet (21) is used for connecting a water inlet pipe; the water outlet (22) is used for connecting a drain pipe.

9. A drum washing machine is characterized in that: the drum washing machine comprises a drum assembly of the drum washing machine according to any one of claims 1 to 8.

10. A drum washing machine according to claim 9, characterized in that: the drum washing machine further includes: a driving device for driving the second cylinder (1) to rotate,

wherein the driving device comprises: a motor (7); and a pulley (6) arranged on the rotating shaft of the motor (7); and a belt (5) mounted between the pulley (6) and the second drum (1).

11. A drum washing machine according to claim 10, characterized in that: the drum washing machine further comprises a support base (8) and/or a hoisting connection,

the supporting base (8) is arranged at the lower side of the first barrel (2) and is used for supporting the barrel assembly;

the hoisting connecting piece is arranged on the upper side of the first cylinder (2) and is used for damping the cylinder assembly.

12. A drum washing machine according to any one of claims 9-11, characterized in that: said cartridge assembly being placed obliquely, wherein said second cartridge (1) is arranged coaxially with said first cartridge (2) and said second cartridge (1) is higher than said first cartridge (2); the water inlet (21) of lateral wall sets up and is close to up on first section of thick bamboo (2) the first installation port of first section of thick bamboo (2), and delivery port (22) of lateral wall set up down and are close to under first section of thick bamboo (2) the bobbin base of first section of thick bamboo (2).