CN112813649A

CN112813649A - Washing barrel assembly and washing machine comprising same

Info

Publication number: CN112813649A
Application number: CN202110186811.5A
Authority: CN
Inventors: 薛洪丽; 方旭光; 彭小明; 衣震旭; 刘建; 张硕夫
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-05-18

Abstract

The invention provides a washing drum assembly and a washing machine comprising the same. The wash tub assembly comprises: the washing drum is of a single-drum structure, and a washing cavity is formed in the washing drum; the first end of the driving shaft is fixedly connected to the bottom wall of the washing drum and used for supporting the washing drum and driving the washing drum to rotate, a water inlet flow channel is formed in the driving shaft and is communicated with the washing cavity; the water inlet end cover is rotatably connected to the second end of the driving shaft and is used for communicating the water inlet flow channel with a water inlet pipe outside the washing drum; a drainage flow passage, a first end of which is communicated with the washing cavity, and a second end of which penetrates out of the second end of the driving shaft; and the drainage end cover is rotatably connected to the second end of the drainage flow channel and is used for communicating the drainage flow channel with a drainage pipe outside the washing drum. The invention can save the use of washing water, avoid the growth of bacteria in the washing cylinder and ensure that the washing machine is healthier.

Description

Washing barrel assembly and washing machine comprising same

Technical Field

The invention relates to the technical field of washing machines, in particular to a washing barrel assembly and a washing machine comprising the same.

Background

With the progress of technology, the washing machine develops towards the direction of high capacity and high rotating speed so as to obtain larger washing capacity and better washing effect. In addition, the volume and the weight of the washing machine are increased, dirt is easily attached to a cavity between the inner barrel and the outer barrel to breed bacteria, the washing is not easy, and harm is caused to the health of a user.

Disclosure of Invention

In view of this, the present invention provides a washing tub assembly and a washing machine including the same, at least for solving the technical problem in the prior art that bacteria are easily bred between an inner tub and an outer tub, specifically:

in a first aspect, the present disclosure provides a wash cartridge assembly comprising:

the washing drum is of a single-drum structure, and a washing cavity is formed in the washing drum;

a drive shaft, a first end of the drive shaft being fixedly connected with the washing drum,

a water inlet flow passage is formed in the driving shaft, one end of the water inlet flow passage is communicated with the washing cavity,

a water inlet connecting piece is arranged at the second end of the water inlet flow passage and is used for being connected with a water inlet pipe outside the washing barrel;

and at least one part of the drainage flow channel is arranged in the driving shaft, the first end of the drainage flow channel is communicated with the washing cavity, and the second end of the drainage flow channel is provided with a drainage connecting piece which is used for being connected with a drainage pipe outside the washing cylinder.

Further optionally, the water inlet connector is a water inlet end cover, and the water inlet end cover is rotatably connected to the second end of the driving shaft;

the drainage connecting piece is a drainage end cover, and the drainage end cover is rotatably connected to the second end of the drainage flow channel.

Further optionally, the driving shaft is a hollow shaft, an inner cavity of the driving shaft forms the water inlet flow passage,

the first end of the driving shaft is fixedly connected with the bottom wall of the washing drum, a plurality of water inlets communicated with the interior of the driving shaft are formed on the side wall close to the first end of the driving shaft,

the side wall of the driving shaft is also provided with a mounting hole, and the drainage flow channel penetrates through the mounting hole and is arranged in the driving shaft and hermetically connected with the mounting hole.

Further optionally, a drain opening is provided on a side wall of the washing drum, and a first end of the drain flow passage is communicated with the drain opening.

Further optionally, the outer wall of the washing drum is provided with a drainage channel, the drainage port is communicated with the drainage channel, the drainage channel extends along the outer wall of the washing drum,

and the drainage channel is provided with a drainage interface which is used for being connected with the drainage flow channel.

Further optionally, the drainage channel extends along the axial direction of the washing drum, and the surface of the inner part of the drainage channel far away from the washing drum is configured as an inclined surface, so as to form a gradually widening structure,

the drain port is formed at a wider end of the drain passage.

Further optionally, the drainage interface is connected with a water suction pump, and the water suction pump is connected with the first end of the drainage runner.

Further optionally, the inner wall of the washing barrel is provided with a lifting rib, a cavity is formed inside the lifting rib, a through hole is formed in the lifting rib, and the drainage interface is communicated with the inside of the lifting rib.

Further optionally, an angle detection device is arranged on the driving shaft, and the angle detection device is used for detecting the angle of the driving shaft, enabling the driving shaft to control the angle of the driving shaft when the driving shaft is static through a control system, and ensuring that the drainage interface is located at the lowest position.

Further optionally, the bottom wall of the washing drum comprises an inner bottom wall and an outer bottom wall, a water inlet cavity is formed between the inner bottom wall and the outer bottom wall, the water inlet flow channel is communicated with the water inlet cavity,

and a water hole is formed in the bottom wall of the inner layer, and the water inlet cavity is communicated with the washing cavity through the water hole.

Further optionally, the water inlet end cap is rotatably connected with the drive shaft by a bearing and a seal; and/or the presence of a gas in the gas,

the drain end cover is rotatably connected with the drain flow passage through a bearing and a sealing element.

Further optionally, the water discharge end cover is arranged in the water inlet end cover, and the water discharge pipe penetrates through the water inlet end cover and is connected with the water discharge end cover.

Further optionally, the wash drum assembly further comprises a support structure for supporting the wash drum, the drive shaft being rotatably connected to the support structure.

In a second aspect, the present invention provides a washing machine comprising the above washing tub assembly.

The invention can save the washing water and reduce the volume of the washing cylinder by arranging the single-cylinder structure. And the design of the single barrel body avoids the breeding of bacteria in the gap between the inner barrel body and the outer barrel body, so that the washing machine is healthier, and the user experience is better.

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 some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.

FIG. 1 shows a schematic structural view of a wash cartridge assembly according to an embodiment of the present disclosure;

FIG. 2 is an enlarged view showing the assembled state of the second end portion of the drive shaft;

fig. 3 shows a schematic structural view of the bottom wall of the inner layer of the washing drum.

In the figure:

1. a washing drum; 11. an inner layer bottom wall; 111. water passing holes; 2. an outer bottom wall; 3. a support plate; 6. a water inlet end cover; 7. a drainage end cover; 9. a drive shaft; 10. a drainage flow channel; 12. a water pump; 13. a drainage channel; 14. and (5) lifting the ribs.

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.

The invention can save the washing water and reduce the volume of the washing cylinder by arranging the washing cylinder with the single cylinder body, namely, eliminating the arrangement of the outer cylinder. And the design of the single barrel body avoids the breeding of bacteria in the gap between the inner barrel body and the outer barrel body, so that the washing machine is healthier, and the user experience is better. The invention is described in detail below with reference to specific examples:

as shown in fig. 1 and 2, the present invention provides a washing tub assembly, including:

the washing machine comprises a washing drum 1, wherein the washing drum 1 is of a single-drum structure, and a washing cavity is formed in the washing drum 1 and used for containing washing clothes and washing water;

a driving shaft 9, the first end of which is fixedly connected on the bottom wall of the washing cylinder 1 and is used for supporting the washing cylinder 1 and driving the washing cylinder 1 to rotate, the axis of the driving shaft 9 is collinear with the axis of the washing cylinder 1,

a water inlet channel is formed inside the driving shaft 9, the first end of the water inlet channel is communicated with the washing cavity and is used for filling washing water into the washing barrel 1, and the second end of the water inlet channel is provided with a water inlet connecting piece which is connected with a water inlet pipe outside the washing barrel 1 through the water inlet connecting piece;

and a drainage flow passage 10, at least a part of which is arranged inside the driving shaft 9 and can rotate synchronously with the driving shaft 9, wherein a first end of the drainage flow passage 10 is communicated with the washing cavity, and a second end is provided with a drainage connecting piece for connecting with a drainage pipe outside the washing barrel 1.

Preferably, the water inlet connecting piece is a water inlet end cover 7 which is rotatably connected to the second end of the driving shaft 9; the drain connector is a drain cover 7 rotatably connected to the second end of the drain flow passage 10.

The driving shaft 9 is a hollow shaft, the hollow cavity inside the driving shaft 9 forms a water inlet flow channel, preferably, the first end of the driving shaft 9 is fixedly connected with the bottom wall of the washing drum 1, the first end is a closed end and is fixedly connected with the washing drum 1, a plurality of water inlets communicated with the inside of the driving shaft are formed on the side wall close to the first end, and the washing water flows out through the water inlets and can flow into the washing cavity. The second end of the drive shaft 9 is an open end and can be communicated with an external water inlet pipe through the water inlet end cover 6.

The water inlet cover 6 is preferably constructed in a cylindrical structure, one end of which is sleeved on the second end of the driving shaft 9 and is rotatably connected with the driving shaft 9, and the water inlet cover 6 is preferably connected with the driving shaft 9 through a bearing and is provided with a sealing structure at the joint to avoid water leakage at the joint. The second end of the water inlet end cover 6 is used for connecting with a water inlet pipe, and preferably, the second end of the water inlet end cover 6 is of a necking structure, so that the second end caliber of the water inlet end cover is reduced to be convenient for connecting with the water inlet pipe, and the necking structure can be of a gradually-reduced structure or can be of a step structure or the like.

The side wall of the driving shaft 9 is further provided with a mounting hole, and the drainage flow channel 10 penetrates into the driving shaft 9 through the mounting hole and is connected with the mounting hole in a sealing manner. The drain flow passage 10 comprises a pipe having a first end communicating with the washing chamber of the washing tub 1 and the other end penetrating into the driving shaft 9 through the mounting hole and protruding outside the driving shaft 9 from a second end of the driving shaft 9. The drain cover 7 is rotatably connected to the second end of the pipeline, the drain cover 7 is preferably a cylindrical structure, one end of the drain cover is sleeved on the second end of the pipeline and is rotatably connected with the pipeline, preferably, the drain cover 7 is connected with the ground through a bearing, and a sealing structure is arranged at the joint to prevent water leakage at the joint. The second end of the drain end cap 7 is used for connecting with a drain pipe, and preferably, the second end of the drain end cap 7 is in a reduced-diameter structure, so that the second end of the drain end cap is reduced in diameter to facilitate connection with the drain pipe, and the reduced-diameter structure may be, for example, a gradually reduced structure, or may be configured as a stepped structure or the like. The drainage end cover 7 is arranged in the water inlet end cover 6, and a gap is formed between the drainage end cover 7 and the second end of the driving shaft 9 so as to ensure that a water inlet flow passage can be formed between the drainage end cover 7 and the water inlet end cover 6 and between the drainage end cover 7 and the driving shaft 9.

The side wall of the washing cylinder 1 is provided with a water outlet, and the first end of the water drainage flow passage 10 is communicated with the water outlet. Preferably, the outer wall of the washing drum 1 forms a drain passage 13, the drain passage 13 extends along the axial direction of the washing drum 1, and the drain port communicates with the drain passage 13, and preferably, the drain port may be provided in plural along the extending direction of the drain passage 13 to increase the flow rate of the drain water.

The drain passage 13 is provided with a drain port for connection with the drain flow passage 10, and the drain port is located at the lowest position when draining, thereby ensuring that the washing water can automatically flow to the drain port. Preferably, the driving shaft 9 is provided with an angle detection device for detecting the angle of the driving shaft 9 and controlling the rotation of the driving shaft 9 by connecting with a controller, so as to ensure that the drainage port is positioned at the lowest position every time the rotation of the driving shaft is stopped.

Further, the inner surface of the drainage channel 13 away from the washing tub 1 is configured as a slope, so that the drainage channel 13 forms a gradually widening structure along the axial direction of the washing tub 1, and a drainage port is formed at the wider end of the drainage channel 13. The arrangement of the inclined plane enables the washing water to flow to the drainage interface by itself, and the washing water residue is avoided.

Further, the drainage interface is connected with a water suction pump 12, the water suction pump 12 is connected with the first end of the drainage flow channel 10, and when drainage is needed, the water suction pump 12 is started to pump washing water into the drainage flow channel 10.

The inner wall of the washing cylinder 1 is provided with a plurality of lifting ribs 14, the lifting ribs 14 are arranged in a plurality of modes, the lifting ribs 14 are uniformly distributed along the circumferential direction of the inner wall of the washing cylinder 1, and the lifting ribs 14 can be installed on the inner wall of the washing cylinder 1 in clamping and other modes.

Preferably, one of the lifting ribs 14 is arranged at the position of the drainage channel 13, a cavity is formed inside the lifting rib 14, a through hole is formed in the lifting rib 14, and the drainage port is communicated with the inside of the lifting rib 14. Preferably, a filter screen is disposed at the through hole of the lifting rib 14, so as to filter the washing water and prevent debris and other impurities from blocking the drainage channel 10.

The diapire of a washing section of thick bamboo 1 includes inlayer diapire 11 and outer diapire 2, forms the intake antrum between inlayer diapire 11 and the outer diapire 2, and the runner of intaking communicates with the intake antrum, and preferably, the first end of drive shaft 9 stretches into the intake intracavity, and its tip is connected with inlayer diapire 11, and simultaneously, outer diapire 2 is connected with the lateral wall of drive shaft 9, and the water inlet on the drive shaft 9 is located the intake intracavity. As shown in FIG. 3, the inner bottom wall 11 is provided with water holes 111, and the water inlet chamber is communicated with the washing chamber through the water holes 111. Preferably, be provided with a plurality of indent structures on the inlayer diapire 11, cross water hole 111 all with distribute including on the indent structure, further, along inlayer diapire 11 border evenly distributed have a plurality of water holes 111 of crossing, preferably rectangular hole to guarantee that the washing water can all flow into the washing intracavity, avoid intaking and remain the washing water in the intracavity. Preferably, the water inlet cavity is coated with the super-hydrophobic coating, so that washing water is further prevented from remaining in the water inlet cavity, and bacteria are prevented from breeding in the water inlet cavity.

Preferably, the washing drum assembly further comprises a support structure for supporting the washing drum 1, the drive shaft 9 being rotatably connected to the support structure, for example the support plate 3. Alternatively, the support structure may also be part of the washing machine cabinet, i.e. the support plate 3 may form an integral structure with the cabinet.

The invention also provides a washing machine, which comprises the washing barrel assembly, wherein the washing barrel 1 adopts a design without an outer barrel, so that the bacterium breeding caused by the residual washing water between the inner barrel and the outer barrel is avoided, in addition, the use amount of the washing water can be reduced, and the volume of the washing machine is reduced. The washing machine disclosed by the invention is simple in structure, small in occupied space, more in applicable scenes, healthier and better in user experience.

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 wash cartridge assembly, characterized by: the method comprises the following steps:

2. The wash cartridge assembly of claim 1, wherein: the water inlet connecting piece is a water inlet end cover, and the water inlet end cover is rotatably connected to the second end of the driving shaft;

3. The wash barrel assembly as recited in claim 2, wherein: the driving shaft is a hollow shaft, the inner cavity of the driving shaft forms the water inlet flow passage,

4. A wash cartridge assembly as recited in claim 3, wherein: the side wall of the washing cylinder is provided with a water outlet, and the first end of the water drainage flow channel is communicated with the water outlet.

5. The wash barrel assembly as recited in claim 4, wherein: the outer wall of the washing drum is provided with a drainage channel, the drainage port is communicated with the drainage channel, the drainage channel extends along the outer wall of the washing drum,

6. The wash barrel assembly as recited in claim 5, wherein: the drainage channel extends along the axial direction of the washing drum, the surface of the interior of the drainage channel far away from the washing drum is constructed into an inclined surface to form a gradually widened structure,

the drain port is formed at a wider end of the drain passage.

7. The wash barrel assembly as recited in claim 5, wherein: the drainage interface is connected with a water suction pump, and the water suction pump is connected with the first end of the drainage runner.

8. The wash barrel assembly as recited in claim 5, wherein: the washing barrel is characterized in that a lifting rib is arranged on the inner wall of the washing barrel, a cavity is formed inside the lifting rib, a through hole is formed in the lifting rib, and the drainage interface is communicated with the inside of the lifting rib.

9. The wash barrel assembly as recited in claim 5, wherein: the angle detection device is arranged on the driving shaft and used for detecting the angle of the driving shaft and enabling the driving shaft to control the angle of the driving shaft when the driving shaft is static through the control system, and the drainage interface is located at the lowest position.

10. A wash barrel assembly according to any one of claims 1 to 9, wherein: the bottom wall of the washing drum comprises an inner layer bottom wall and an outer layer bottom wall, a water inlet cavity is formed between the inner layer bottom wall and the outer layer bottom wall, the water inlet flow channel is communicated with the water inlet cavity,

11. A wash barrel assembly according to any one of claims 2 to 9, wherein: the water inlet end cover is rotatably connected with the driving shaft through a bearing and a sealing element; and/or the presence of a gas in the gas,

12. The wash cartridge assembly of claim 11, wherein: the water discharging end cover is arranged in the water inlet end cover, and the water discharging pipe penetrates through the water inlet end cover to be connected with the water discharging end cover.

13. A wash barrel assembly according to any one of claims 1 to 9, wherein: the wash barrel assembly further includes a support structure for supporting the wash barrel, the drive shaft being rotatably connected to the support structure.

14. A washing machine characterized by: comprising a wash cartridge assembly as claimed in any of claims 1 to 13.