CN117488518A - Inner cylinder structure of clothes treatment device and clothes treatment device - Google Patents

Abstract

The embodiment of the invention relates to an inner cylinder structure of a clothes treatment device and the clothes treatment device, wherein the inner cylinder structure of the clothes treatment device comprises an inner cylinder, a water guide structure and a main shaft assembly for driving the inner cylinder to rotate; the water guide structure is positioned in the inner cavity of the inner cylinder and is provided with a water guide channel communicated with the inner cavity of the inner cylinder, and the outlet of the water guide channel is communicated with a water outlet shaft; the main shaft assembly is provided with a hollow rotating shaft, the water outlet shaft penetrates out of the rear cover of the inner barrel and is arranged in the hollow rotating shaft in a penetrating way, and the main shaft assembly can rotate relative to the water outlet shaft, so that water in the inner cavity of the inner barrel is discharged to the outside of the clothes treatment device through the water guide channel and the water outlet shaft in sequence, and the water is discharged to the outside of the clothes treatment device directly through the guide of the water guide structure, so that external driving force is not needed, and the energy consumption is saved. In addition, through making the water outlet shaft wear to establish in hollow pivot, effectively utilized the structure of main shaft subassembly, saved the space to a certain extent.

Description

Inner cylinder structure of clothes treatment device and clothes treatment device

Technical Field

The embodiment of the invention relates to the technical field of household appliances, in particular to an inner cylinder structure of a clothes treatment device and the clothes treatment device.

Background

A laundry treating apparatus, such as a washing machine, includes a housing, an inner tub provided in the housing, and a drain pump through which water in the inner tub is discharged outside the washing machine, thus resulting in high power consumption.

Disclosure of Invention

In order to solve the above technical problems or at least partially solve the above technical problems, embodiments of the present invention provide an inner drum structure of a laundry treatment apparatus and a laundry treatment apparatus.

In a first aspect, an embodiment of the present invention provides an inner cylinder structure of a clothes treating apparatus, including an inner cylinder, a water guiding structure, and a spindle assembly for driving the inner cylinder to rotate; the water guide structure is positioned in the inner cavity of the inner cylinder, the water guide structure is provided with a water guide channel communicated with the inner cavity of the inner cylinder, and an outlet of the water guide channel is communicated with a water outlet shaft; the main shaft assembly is provided with a hollow rotating shaft, the water outlet shaft penetrates out of the rear cover of the inner cylinder and is arranged in the rotating shaft in a penetrating mode, and the main shaft assembly can rotate relative to the water outlet shaft, so that water in the inner cavity of the inner cylinder is discharged to the outside of the clothes treatment device through the water guide channel and the water outlet shaft in sequence.

According to the inner cylinder structure of the clothes treatment device provided by the embodiment of the invention, the water guide structure is arranged in the inner cavity of the inner cylinder, the water guide structure is provided with the water guide channel communicated with the inner cavity of the inner cylinder, the outlet of the water guide channel is communicated with the water outlet shaft, namely, the inlet of the water guide channel is communicated with the inner cavity of the inner cylinder, the outlet of the water guide channel is communicated with the water outlet shaft, so that the water outlet shaft penetrates out of the rear cover of the inner cylinder and is arranged in the hollow rotating shaft of the main shaft assembly for driving the inner cylinder to rotate, and the water outlet shaft does not rotate, therefore, when the inner cylinder rotates, water in the inner cavity of the inner cylinder can be discharged to the outside of the clothes treatment device through the water guide channel and the water outlet shaft in sequence under the action of centrifugal force, that is, the inner cylinder structure of the clothes treatment device provided by the embodiment of the invention directly discharges water to the outside of the clothes treatment device through the guide of the water guide structure, external driving force is not needed, and energy consumption is saved. In addition, through making the water outlet shaft wear to establish in hollow pivot, effectively utilized the structure of main shaft subassembly, saved the space to a certain extent.

Optionally, the inlet of the water guide channel is arranged near the radial outer edge of the inner cavity of the inner cylinder.

When the water is drained, the water is thrown to the radial outer edge of the inner barrel under the action of centrifugal force and rotates along with the water collecting cavity, the inlet of the water guide channel is close to the radial outer edge of the inner barrel, a drainage path is shortened, the rotating water can enter the water guide channel from the inlet rapidly under the action of the centrifugal force, and the drainage efficiency is further improved.

Optionally, the inlet of the water guide channel faces the rotation direction of the inner cylinder.

When draining or dewatering, the water is thrown to the radial outer edge of the inner cylinder under the action of centrifugal force and rotates along with the inner cylinder, and the inlet of the water guide channel faces to the rotation direction of the inner cylinder, that is, the inlet of the water guide channel is opposite to the rotation direction of the water in the inner cylinder, so that the drainage path is further shortened, and the drainage efficiency is improved.

Optionally, the water guiding structure comprises a water guiding part and a mounting part; the water guide part is provided with the water guide channel, the installation part is positioned at the outlet of the water guide channel, and the water outlet shaft is connected with the installation part.

The water guide part is stably fixed on the water outlet shaft through the mounting part, so that when the inner barrel rotates relative to the water outlet shaft, the water guide structure is fixed, namely, the water guide structure can not displace during water drainage or dehydration, water can rapidly enter the water guide channel to be discharged under the action of centrifugal force, a water discharge path is shortened, and water discharge efficiency is improved. Meanwhile, the water guide structure and the water outlet shaft are connected together through the mounting part, so that the connection strength and the structural stability between the water guide structure and the water outlet shaft are further enhanced, and the service life of the inner cylinder structure of the clothes treatment device is prolonged.

Optionally, the water guiding part includes a hollow water guiding plate extending along a radial direction of the inner cylinder, and an inner cavity of the water guiding plate is formed as the water guiding channel.

When drainage or dehydration are carried out, water in the inner cavity of the inner barrel is thrown to the radial outer edge of the inner barrel under the action of centrifugal force and rotates along with the inner barrel, the water guide plate extends along the radial direction of the inner barrel, namely, the water guide plate extends towards water flow under the action of the centrifugal force, a drainage path is shortened to a certain extent, the water flow under the action of the centrifugal force can quickly enter the water guide channel and is discharged through the water outlet shaft, the drainage efficiency is further improved, and meanwhile, the novel water drainage device is simple in structure, easy to manufacture and convenient to assemble.

Optionally, the water guide plate is further provided with a first reinforcing rib.

Through the arrangement, the structural strength of the water guide plate is improved, so that the stability of the water guide structure in water flow under the action of centrifugal force is improved to a certain extent.

Optionally, the mounting part comprises a mounting ring, and the outlet of the water guide channel is positioned in an area surrounded by the mounting ring; one end of the water outlet shaft, which is close to the water guide structure, is sleeved on the mounting ring.

The structure is simple, and the assembly is convenient. Meanwhile, the outlet of the water guide channel is positioned in the area surrounded by the mounting ring, so that the strength of the water guide structure at the outlet of the water guide channel is increased to a certain extent, and the impact resistance of the water guide structure to water flow under the action of centrifugal force is further improved.

Optionally, a first preset positioning part is arranged on the mounting ring, and a second preset positioning part matched with the first preset positioning part is arranged on the water outlet shaft.

Through setting up like this, during the assembly, can be earlier through first prepositioning portion and second prepositioning portion with the go-between prepositioning on the collar, be convenient for assemble, simultaneously, improved assembly precision and assembly efficiency.

Optionally, a first connection part is arranged on the mounting ring, and a second connection part matched with the first connection part is arranged on the water outlet shaft.

Optionally, a second reinforcing rib is further arranged on the outer side of the mounting ring.

The second reinforcing ribs are arranged on the outer side of the mounting ring, so that the structural strength of the water guide plate is further improved, especially the structural strength of the water guide structure at the outlet of the water guide channel is improved, and the impact resistance of the water guide structure to water flow under the action of centrifugal force is further improved, so that the safety and reliability are high.

Optionally, the second reinforcing rib is a reinforcing ring surrounding the outer side of the mounting ring.

Optionally, the inlet of the water guide channel is located above the central axis of the water outlet shaft; the inlet of the water guide channel is higher than the outlet of the water guide channel, and the height of the water guide channel is sequentially reduced in the direction from the inlet of the water guide channel to the outlet of the water guide channel.

Through the arrangement, water in the inner barrel can be smoothly discharged after entering the water guide channel under the action of centrifugal force, and the water discharge efficiency is further improved.

Optionally, the number of the water guide structures is at least two, at least two water guide structures are arranged at intervals along the circumferential direction of the inner cylinder, and the outlet of the water guide channel of each water guide structure is communicated with the water outlet shaft.

The water guide structures are arranged, so that the water discharge time is further saved, the water discharge efficiency is improved, the washing time is further shortened, and the energy consumption is further reduced.

Optionally, the position of the inlet of the water guide channel of at least one water guide structure in the axial direction of the inner cylinder is different from the positions of the inlets of the water guide channels of the other water guide structures in the axial direction of the inner cylinder.

Through setting up like this, when being provided with a plurality of water guide structures in the inner chamber of inner tube, along the axial of inner tube, there is the position that at least one water guide structure is located to be different with the position that other water guide structures are located, that is, the water guide structure along the axial staggered setting of inner tube, has further improved drainage efficiency, has promoted user's use experience.

Optionally, a bearing is disposed between the water outlet shaft and the rotating shaft, an inner ring of the bearing is relatively fixed with an outer wall of the water outlet shaft, and an outer ring of the bearing is relatively fixed with an inner wall of the rotating shaft, so that the spindle assembly can rotate around the water outlet shaft.

The structure is simple, and the assembly is convenient.

Optionally, a partition plate is further arranged in the inner cavity of the inner cylinder, the partition plate divides the inner cavity of the inner cylinder into a clothes treatment cavity and a drainage cavity, a drainage hole used for communicating the clothes treatment cavity with the drainage cavity is formed in the partition plate, and the water guide structure is located in the drainage cavity.

The inner cavity of the inner barrel is divided into the clothes treatment cavity and the drainage cavity for containing washings through the partition plate, the water guide structure is positioned in the drainage cavity, that is, the water guide structure and the washings are separated through the partition plate, so that the washings can be effectively prevented from being wound on the water guide structure, the clothes and the water guide structure are effectively protected to a certain extent, the use safety is good, and the user satisfaction is improved.

Optionally, the partition is disposed adjacent to the rear cover.

By the arrangement, the volume of the clothes treatment cavity is increased as much as possible under the condition that the overall outline size of the inner cylinder structure is not changed, so that the washing capacity of the inner cylinder is improved, and the clothes treatment device is facilitated to develop to a large capacity.

Optionally, the drain hole is a plurality of, and a plurality of the drain hole is followed the circumference interval setting of baffle.

The plurality of drain holes are arranged at intervals along the circumferential direction of the partition plate, so that the drain time is saved, the drain efficiency is improved, the washing time is shortened, and the user satisfaction is improved.

Optionally, the drain hole is disposed near a radial edge of the partition.

When draining, water is thrown to the radial outer edge of the inner cylinder under the action of centrifugal force and rotates along with the inner cylinder, the drain hole is close to the radial outer edge of the partition plate, a drain path is shortened, water can enter the drain cavity and the drain channel to be drained rapidly from the drain hole under the action of centrifugal force, and drain efficiency is further improved.

In a second aspect, an embodiment of the present invention further provides a laundry treatment apparatus, including a casing and an inner cylinder structure of the laundry treatment apparatus as described above located in the casing.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the embodiments of the invention.

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is an exploded view of a single drum washing machine according to an embodiment of the present invention;

fig. 2 is an isometric view of a single drum washing machine according to an embodiment of the present invention from a first perspective;

fig. 3 is an isometric view of a single drum washing machine according to an embodiment of the present invention from a second perspective;

fig. 4 is an assembly view of a single drum washing machine according to an embodiment of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 4;

fig. 6 is a schematic structural view of a water guide structure of a single drum washing machine according to an embodiment of the present invention;

fig. 7 is a front view of a single drum washing machine according to an embodiment of the present invention;

fig. 8 is a cross-sectional view taken along the direction A-A in fig. 7.

Wherein, 1, an inner cylinder; 11. a cylinder; 111. a third fitting hole; 12. a rear cover; 121. a second fitting hole; 13. a front cover; 14. a partition plate; 141. a drain hole; 2. a water guiding structure; 21. a water guide part; 211. a water guide plate; 212. an inlet; 213. an outlet; 22. a mounting part; 221. a mounting ring; 222. a first predetermined position portion; 223. a first connection portion; 3. a water outlet shaft; 31. a second predetermined position portion; 32. a second connecting portion; 4. a spindle assembly; 41. a bearing seat; 411. a first fitting hole; 42. a rotating shaft; 5. a bearing; 61. a first reinforcing rib; 62. a second reinforcing rib; 71. A laundry treatment chamber; 72. a water drainage cavity.

Detailed Description

In order that the above objects, features and advantages of embodiments of the invention may be more clearly understood, a further description of aspects of embodiments of the invention will be provided below. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of embodiments of the invention, but embodiments of the invention may be practiced otherwise than as described herein; it should be apparent that the embodiments in the specification are only some, but not all, of the embodiments of the invention.

The drum washing machine generally includes an inner tub and an outer tub disposed outside the inner tub, the outer tub being sealed for containing water, the inner tub being for containing laundry to be washed, the inner tub being rotatable about a rotation axis with respect to the outer tub, thereby performing beat washing on the laundry in the inner tub.

The radial outer edge, namely the side wall, of the inner cylinder is provided with a plurality of water passing holes which are communicated with the inner cylinder and the outer cylinder.

However, in the prior art, water in the inner tub needs to be discharged to the outside of the drum washing machine through the drain pump, and thus the energy consumption is high.

The drum structure of the laundry treating apparatus and the laundry treating apparatus will be explained and illustrated in detail by specific examples below:

example 1

Referring to fig. 1 to 8, the present embodiment provides an inner tub structure of a laundry treating apparatus (hereinafter, referred to simply as an inner tub structure), which may be, for example, a drum washing machine, a laundry dryer, or the like.

The inner cylinder structure comprises an inner cylinder 1, a water guide structure 2 and a main shaft assembly 4 for driving the inner cylinder 1 to rotate, wherein the water guide structure 2 is positioned in the inner cavity of the inner cylinder 1, the water guide structure 2 is provided with a water guide channel communicated with the inner cavity of the inner cylinder 1, and an outlet 213 of the water guide channel is communicated with a water outlet shaft 3; the main shaft assembly 4 is provided with a hollow rotating shaft 42, the water outlet shaft 3 penetrates out of the rear cover 12 of the inner cylinder 1 and is arranged in the hollow rotating shaft 42 in a penetrating manner, and the main shaft assembly 4 can rotate relative to the water outlet shaft 3, so that water in the inner cavity of the inner cylinder 1 is discharged to the outside of the clothes treating device through the water guide channel and the water outlet shaft 3 in sequence.

The water guiding structure 2 is located in the inner cavity of the inner cylinder 1, and the water guiding structure 2 has a water guiding channel, an inlet 212 and an outlet 213 which are communicated with the water guiding channel, it being understood that the inlet 212 of the water guiding structure 2 is the inlet 212 of the water guiding channel, and the outlet 213 of the water guiding structure 2 is the outlet 213 of the water guiding channel. The inlet 212 of the water guide channel is communicated with the inner cavity of the inner cylinder 1, the outlet 213 of the water guide channel is communicated with the water outlet shaft 3, that is, the water outlet shaft 3 is communicated with the inner cavity of the inner cylinder 1 through the water guide channel of the water guide structure 2, so that when the inner cylinder 1 rotates relative to the water outlet shaft 3 and the water guide structure 2 at a medium-high speed to drain or dewater, the water guide structure 2 and the water outlet shaft 3 have a flow guiding effect on water in the inner cavity of the inner cylinder 1.

In addition, the water outlet shaft 3 is disposed in the hollow rotating shaft 42 in a penetrating manner, and one end of the water outlet shaft 3 away from the water guiding structure 2 may extend to the outside of the rotating shaft 42, i.e. one end of the water outlet shaft 3 away from the water guiding structure 2 is located outside the rotating shaft 42. Of course, one end of the water outlet shaft 3 far away from the water guiding structure 2 can be wrapped in the hollow cavity of the rotating shaft 42, and at this time, water in the inner cavity of the inner barrel 1 is discharged through the water guiding channel, the water outlet shaft 3 and the hollow cavity of the rotating shaft 42 in sequence under the action of centrifugal force.

Furthermore, the end of the water outlet shaft 3 far away from the water guiding structure 2 is used for communicating with the outside. In particular, during implementation, one end of the water outlet shaft 3 far away from the water guide structure 2 can be communicated with the outside such as a floor drain through a drain pipe, of course, one end of the water outlet shaft 3 far away from the water guide structure 2 can also be directly communicated with the outside, and the water outlet shaft can be arbitrarily selected according to specific use conditions, so that excessive limitation is not performed.

The water guide structure 2 is not in contact with the inner wall of the inner tube 1, and does not interfere with the rotation of the inner tube 1 around the spindle assembly 4.

When draining or dehydrating, the inner cylinder 1 rotates at medium and high speed, the water guiding structure 2 is stationary, i.e. the inner cylinder 1 can rotate relative to the water guiding structure 2, water in the inner cavity of the inner cylinder 1 is thrown to the radial outer edge of the inner cylinder 1 to rotate at high speed under the action of centrifugal force, and enters the water guiding channel from the inlet 212 of the water guiding channel and the water outlet shaft 3 to be discharged to the outside of the clothes treating device, that is, in the inner cylinder structure provided by the embodiment, the inlet 212 of the water guiding channel of the water guiding structure 2 is communicated with the inner cavity of the inner cylinder 1 by arranging the water guiding structure 2 and the water outlet shaft 3 in the inner cavity of the inner cylinder 1, and the outlet 213 of the water guiding channel is communicated with the water outlet shaft 3, so that external driving force is not needed, and when dehydrating or draining, water in the inner cylinder 1 can be discharged sequentially through the water guiding channel and the water outlet shaft 3 under the action of centrifugal force, thereby saving energy consumption. Meanwhile, the external driving force is not required to be set, so that the cost is saved to a certain extent.

Definition: the end of the inner barrel 1 for taking and placing washings is the front end of the inner barrel 1, namely, the end of the inner barrel 1 facing the user is the front end of the inner barrel 1, the other side opposite to the front side of the inner barrel 1 is the rear end of the inner barrel 1, namely, the end of the inner barrel 1 away from the user is the rear end of the inner barrel 1.

In particular, when the spindle assembly 4 is located outside the rear end of the inner cylinder 1, the spindle assembly 4 includes a bearing seat 41 and the hollow rotating shaft 42, the rotating shaft 42 is coaxially disposed at the center of the bearing seat 41 and is fixed relative to the bearing seat 41, the rotating shaft 42 extends towards a direction deviating from the inner cylinder 1, and the inner cylinder 1 is coaxially disposed on the bearing seat 41.

Referring to fig. 1, at least two first assembly holes 411 are formed in the bearing seat 41, at least two second assembly holes 121 are formed in the rear cover 12, at least two third assembly holes 111 are formed in the inner cylinder 1, the first assembly holes 411, the second assembly holes 121 and the third assembly holes 111 are in one-to-one correspondence, and the bearing seat 41, the rear cover 12 and the inner cylinder 1 are detachably connected through fasteners penetrating through the first assembly holes 411, the corresponding second assembly holes 121 and the corresponding third assembly holes 111.

Of course, the bearing seat 41 may also be welded directly to the rear end of the inner barrel 1.

In particular, the support frame is located outside the inner cylinder 1, and the rotating shaft 42 is rotatably connected to the support frame.

The inside of the clothes treating apparatus is also provided with a driving structure for driving the rotating shaft 42 to rotate, such as a motor, the motor is arranged on the outer side of the inner cylinder 1, a driving shaft of the motor is in transmission connection with the rotating shaft 42, such as a driving shaft of the motor is in transmission connection with the rotating shaft 42 through a driving belt, so that the motor can drive the rotating shaft 42 to rotate, and the inner cylinder 1 can be driven to rotate by the rotating shaft 42 because the inner cylinder 1 and the rotating shaft 42 are relatively fixed.

The supporting seat and the rotating shaft 42 can be integrally formed, and the rotating shaft 42 can drive the supporting seat and the inner cylinder 1 fixed on the supporting seat to rotate together. Referring to fig. 5, when one end of the rotating shaft 42, which is close to the water guiding structure 2, is coated in the supporting seat, at this time, the supporting seat is provided with an avoidance hole through which the water outlet shaft 3 passes and extends into the rotating shaft 42, a part of the water outlet shaft 3 passes through the avoidance hole of the supporting seat, a bearing 5 is also arranged between the water outlet shaft 3 and the supporting seat, an inner ring of the bearing 5 is in interference fit with the water outlet shaft 3, an outer ring of the bearing 5 is in interference fit with an inner wall of the avoidance hole, and the spindle assembly 4 is convenient to rotate around the water outlet shaft 3.

It should be noted that, the laundry treating apparatus provided in this embodiment has no outer drum, by arranging the water guiding structure 2 in the inner cavity of the inner drum 1, the water guiding structure 2 has a water guiding channel communicated with the inner drum of the inner drum 1, the outlet 213 of the water guiding channel is communicated with the water outlet shaft 3, and the water outlet shaft is inserted into the hollow rotating shaft 42 of the spindle assembly for driving the inner drum 1 to rotate, and the water is directly guided by the water guiding structure 2 and the water outlet shaft 3 to be discharged to the outside of the laundry treating apparatus, so that no external driving force is required, and energy consumption and cost are saved.

In the inner cylinder structure of the clothes treating apparatus provided in this embodiment, by arranging the water guiding structure 2 in the inner cavity of the inner cylinder 1, the water guiding structure 2 has a water guiding channel communicated with the inner cavity of the inner cylinder 1, and the outlet 213 of the water guiding channel is communicated with the water outlet shaft 3, that is, the inlet 212 of the water guiding channel is communicated with the inner cavity of the inner cylinder 1, and the outlet 213 of the water guiding channel is communicated with the water outlet shaft 3. The water outlet shaft 3 is penetrated out of the rear cover 12 of the inner cylinder 1 and is penetrated into the hollow rotating shaft 42 of the main shaft assembly 4 for driving the inner cylinder 1 to rotate, and the water outlet shaft 3 does not rotate, so that when the inner cylinder 1 rotates in such a way for draining or dewatering, water in the inner cavity of the inner cylinder 1 can be discharged to the outside of the clothes treatment device through the water guide channel of the water guide structure 2 and the water outlet shaft 3 in sequence under the action of centrifugal force, namely, the inner cylinder structure provided by the embodiment of the invention directly discharges water to the outside of the clothes treatment device through the guide of the water guide structure 2, external driving force is not needed, and energy consumption is saved. In addition, through making the water outlet shaft 3 wear to establish in hollow pivot, effectively utilized the structure of main shaft subassembly, saved the space to a certain extent.

In some embodiments, referring to fig. 1 and 4, the inlet 212 of the water guide channel is disposed near the radially outer edge of the inner cavity of the inner barrel 1.

The inlet 212 of the water guide channel is arranged close to the radially outer edge of the inner chamber of the inner barrel 1, that is to say the distance between the inlet 212 of the water guide channel and the radially outer edge of the inner barrel 1 is smaller than the distance between the inlet 212 of the water guide channel and the axis of rotation of the inner barrel 1.

During drainage, water is thrown to the radial outer edge of the inner barrel 1 under the action of centrifugal force and rotates along with the water collecting cavity, the inlet 212 of the water guide channel is arranged close to the radial outer edge of the inner barrel 1, a drainage path is shortened, and the rotating water can enter the water guide channel from the inlet 212 rapidly under the action of the centrifugal force, so that the drainage efficiency is further improved.

In some embodiments, the inlet 212 of the water guide channel is oriented in the direction of rotation of the inner barrel 1.

During drainage or dehydration, water is thrown to the radial outer edge of the inner cylinder 1 under the action of centrifugal force and rotates along with the inner cylinder 1, and the inlet 212 of the water guide channel faces the rotation direction of the inner cylinder 1, that is, the inlet 212 of the water guide channel is opposite to the rotation direction of the water in the inner cylinder 1, so that a drainage path is further shortened, and drainage efficiency is improved.

Of course, the water guiding structure 2 may be provided with a plurality of inlets 212 at intervals, so that water can conveniently and rapidly enter the water guiding channel to be discharged, and the water draining efficiency can be improved. In particular, the plurality of inlets 212 may be all oriented in the rotational direction of the inner tube 1, or some of the inlets 212 may be oriented in the rotational direction of the inner tube 1.

In some embodiments, referring to fig. 5 and 8, the water guiding structure 2 includes a water guiding part 21 and a mounting part 22, a water guiding channel is provided on the water guiding part 21, the mounting part 22 is located at an outlet 213 of the water guiding channel, and the water outlet shaft 3 is connected with the mounting part 22, so that the structure is simple and convenient to assemble.

The water guide part 21 is stably fixed on the water outlet shaft 3 through the mounting part 22, so that the water guide structure 2 is fixed when the inner cylinder 1 rotates relative to the water outlet shaft 3, namely, the water guide structure 2 can not displace during water discharge or dehydration, water can rapidly enter the water guide channel to be discharged under the action of centrifugal force, the water discharge path is shortened, and the water discharge efficiency is improved. Meanwhile, the water guide structure 2 and the water outlet shaft 3 are connected together through the mounting part 22, so that the connection strength and the structural stability between the water guide structure 2 and the water outlet shaft 3 are enhanced, and the service life of the inner cylinder structure of the clothes treating device is prolonged.

Further, referring to fig. 6 to 8, the water guide 21 includes a hollow water guide plate 211 extending in the radial direction of the inner cylinder 1, and an inner cavity of the water guide plate 211 is formed as a water guide passage.

When draining or dewatering, the water in the inner cavity of the inner cylinder 1 is thrown to the radial outer edge of the inner cylinder 1 under the action of centrifugal force and rotates along with the inner cylinder 1, the water guide plate 211 extends along the radial direction of the inner cylinder 1, namely, the water guide plate 211 extends towards water flow under the action of the centrifugal force, the drainage path is shortened to a certain extent, the water flow under the action of the centrifugal force can quickly enter the water guide channel and is discharged through the water outlet shaft 3, the drainage efficiency is further improved, and meanwhile, the structure is simple, the manufacture is easy, and the assembly is convenient.

Referring to fig. 6 and 8, the cross section of the water guide plate 211 may be a fan-shaped structure along the radial direction of the inner cylinder 1, that is, the water guide plate 211 is a fan-shaped plate, one end of the fan-shaped plate is fixed on the water outlet shaft 3, and the other end of the fan-shaped plate extends along the radial direction of the inner cylinder 1 towards the direction close to the side wall of the inner cylinder 1, so that water flow is convenient to enter the water guide channel.

In some embodiments, as shown in reference 6, the water guide plate 211 is further provided with the first reinforcing ribs 61, so that the structural strength of the water guide plate 211 is improved, thereby improving the stability of the water guide structure 2 in water flow under the centrifugal force to some extent.

In some embodiments, referring to fig. 8, the mounting portion 22 includes a mounting ring 221, and the outlet 213 of the water guide passage is located in an area surrounded by the mounting ring 221; one end of the water outlet shaft 3, which is close to the water guide structure 2, is sleeved on the mounting ring 221.

The structure is simple, the manufacture is easy, and the assembly is convenient. Meanwhile, the outlet 213 of the water guide channel is located in the area surrounded by the mounting ring 221, so that the strength of the water guide structure 2 at the outlet 213 of the water guide channel is increased to a certain extent, and the impact resistance of the water guide structure 2 to water flow under the action of centrifugal force is further improved.

In specific implementation, the water outlet shaft 3 may be sleeved on the outer wall of the mounting ring 221, or may be sleeved on the inner wall of the mounting ring 221, and may be set arbitrarily according to specific use conditions, where no excessive limitation is made.

In some embodiments, referring to fig. 1 and 7, the mounting ring 221 is provided with a first connection portion 223, and the water outlet shaft 3 is provided with a second connection portion 32 matched with the first connection portion 223, so that the water outlet shaft 3 can be assembled on the mounting ring 221 through the matched connection of the first connection portion 223 and the second connection portion 32.

Wherein, a plurality of first connecting portions 223 are disposed on the mounting ring 221 at intervals, the plurality of first connecting portions 223 are disposed on two sides of the central axis of the mounting ring 221, a plurality of second connecting portions 32 are disposed on the water outlet shaft 3 correspondingly, one first connecting portion 223 corresponds to one second connecting portion 32, and the water guide plate 211 is reliably connected to the water outlet shaft 3 through the cooperation of the plurality of first connecting portions 223 and the second connecting portions 32.

In particular, the first connection portion 223 is a first mounting hole provided in the mounting ring 221, and the second connection portion 32 is a second mounting hole provided in the water outlet shaft 3 and having a fastener (not shown).

Illustratively, the first connection portion 223 is a mounting hole provided on the mounting ring 221, which may have, for example, an internal thread, and the second connection portion 32 is a mounting bolt provided on the water outlet shaft 3, which has an external thread.

In other embodiments, the first connection portion 223 may be directly disposed on the water guide plate 211 and disposed near the outlet 213 of the water guide passage.

For ease of assembly, referring to fig. 1 and 7, the mounting ring 221 is provided with a first pre-positioning portion 222, and the water outlet shaft 3 is provided with a second pre-positioning portion 31 that mates with the first pre-positioning portion 222.

During assembly, the water outlet shaft 3 can be pre-positioned on the mounting ring 221 through the first pre-positioning part 222 and the second pre-positioning part 31, so that the assembly is convenient, and meanwhile, the assembly precision and the assembly efficiency are improved.

When the first and second pre-positioning portions 222 and 31 are fitted in place, the first and second mounting holes are aligned, and the fastener is inserted into the first and corresponding second mounting holes, so that the water outlet shaft 3 and the mounting ring 221 can be fixed together, and the water outlet shaft 3 can be fixed to the water guide plate 211.

The first pre-positioning part 222 and the second pre-positioning part 31 are arranged between the mounting ring 221 and the water outlet shaft 3 for pre-positioning, so that on one hand, the mounting efficiency is improved to a certain extent; on the other hand, the circumferential play of the water outlet shaft 3 along the mounting ring 221 can be effectively prevented, the connection strength and the structural stability are improved, and the service life is prolonged.

In particular implementations, one of the first pre-positioned portion 222 and the second pre-positioned portion may be internal splines and both of the first pre-positioned portion 222 and the second pre-positioned portion may be external splines. Illustratively, the first pre-positioning portion 222 is an internal spline provided on an inner wall of the mounting ring 221, and referring to fig. 1, the second pre-positioning portion 31 is an external spline provided on one end of the water outlet shaft 3 near the water guiding structure 2, and the second mounting hole may be opened on the external spline.

In some embodiments, referring to fig. 6-8, the outside of the mounting ring 221 is also provided with a second stiffener 62.

The second reinforcing ribs 62 are arranged on the outer side of the mounting ring 221, so that the structural strength of the water guide plate 211, especially the structural strength of the water guide structure 2 at the outlet 213 of the water guide channel, is further improved, and the impact resistance of the water guide structure 2 to water flow under the action of centrifugal force is further improved, so that the safety and reliability are high.

Further, the second reinforcing rib 62 is a reinforcing ring surrounding the outer side of the mounting ring 221, and has a simple structure and is convenient to manufacture. Of course, the second reinforcing ribs 62 may also be a plurality of reinforcing ribs, and the plurality of reinforcing ribs are circumferentially arranged on the outer side of the mounting ring 221 along the circumferential direction of the mounting ring 221.

In some embodiments, the inlet 212 of the water guide channel is located above the central axis of the water outlet shaft 3, the height of the inlet 212 of the water guide channel is higher than the height of the outlet 213 of the water guide channel, and the height of the water guide channel is sequentially reduced along the direction from the inlet 212 of the water guide channel to the outlet 213 of the water guide channel, so that the water in the inner barrel 1 can be smoothly discharged after entering the water guide channel under the action of centrifugal force, and the water discharge efficiency is further improved.

In some embodiments, the water guiding structures 2 are plural, the plural water guiding structures 2 are disposed at intervals along the circumferential direction of the inner cylinder 1, and the outlet 213 of the water guiding channel of each water guiding structure 2 is communicated with the water outlet shaft 3.

The inner cavity of the inner barrel 1 is provided with a plurality of water guide structures 2, namely a plurality of water discharge channels are constructed between the water guide structures 2 and the water outlet shaft 3, so that the water discharge time is further saved, the water discharge efficiency is improved, the washing time is further shortened, the energy consumption is further reduced, and the user satisfaction is improved.

Of course, when the plurality of water guiding structures 2 are arranged in the inner cavity of the inner barrel 1, the position of the inlet 212 of the water guiding channel of at least one water guiding structure 2 in the plurality of water guiding structures 2 is different from the positions of the inlets 212 of the water guiding channels of the other water guiding structures 2 in the axial direction of the inner barrel 1, namely, the position of the inlet 212 of at least one water guiding channel in the axial direction of the inner cavity is different from the positions of the inlets 212 of the other water guiding channels in the axial direction of the inner cavity, namely, the positions of the water guiding structures 2, namely, the inlets 212 of the water guiding channels, are arranged along the axial direction of the inner cavity in a staggered manner, so that the water draining efficiency is further improved, and the use experience of users is improved.

Through setting up like this, when drainage or dehydration, the water in the inner chamber of inner tube 1 not only can follow a plurality of drainage channel and get into in the play water shaft 3 under the effect of centrifugal force, can get into in the play water shaft 3 in the axial direction of inner tube 1 from different positions moreover and discharge, has further improved drainage efficiency, has promoted user's use experience.

In some embodiments, referring to fig. 1 and 5, a bearing 5 is disposed between the water outlet shaft 3 and the rotating shaft 42, and an inner ring of the bearing 5 is relatively fixed to an outer wall of the water outlet shaft 3, for example, the inner ring of the bearing 5 is in interference fit with the outer wall of the water outlet shaft 3; the outer ring of the bearing 5 is fixed relative to the inner wall of the rotating shaft 42, for example, the outer ring of the bearing 5 is in interference fit with the inner wall of the rotating shaft 42, so that the spindle assembly 4 can rotate around the water outlet shaft 3.

The water outlet shaft 3 is sleeved in the rotating shaft 42 through the bearing 5, so that on one hand, space is saved, the layout is reasonable, the structure is simple, and the assembly is convenient.

In particular, one or more bearings 5 may be provided between the water outlet shaft 3 and the rotary shaft 42. When a plurality of bearings 5 are provided between the water outlet shaft 3 and the rotary shaft 42, the plurality of bearings 5 are disposed at intervals along the axial direction of the rotary shaft 42.

In some embodiments, referring to fig. 1, a partition 14 is further disposed in the inner cavity of the inner tub 1, the partition 14 divides the inner cavity of the inner tub 1 into a laundry treating cavity 71 and a draining cavity 72, a draining hole 141 for communicating the laundry treating cavity 71 and the draining cavity 72 is disposed on the partition 14, and the water guiding structure 2 is disposed in the draining cavity 72.

The inner cavity of the inner barrel 1 is divided into the clothes treatment cavity 71 and the water drainage cavity 72 for containing washings through the partition plate 14, the water guide structure 2 is positioned in the water drainage cavity 72, that is, the water guide structure 2 and the washings are separated through the partition plate 14, so that the washings can be effectively prevented from being wound on the water guide structure 2, clothes and the water guide structure 2 are effectively protected to a certain extent, the use safety is good, and the user satisfaction is improved.

In particular, the inner cylinder 1 includes a cylinder 11, a rear cover 12 is disposed at a rear end of the cylinder 11, and a front cover 13 is disposed at a front end of the cylinder 11. The rear cover 12 and the front cover 13 can be welded on the inner cylinder 1 respectively, so that the integrity is good and the structural strength is high. Of course, the rear cover 12 and the front cover 13 may be connected to the inner tube 1 by fasteners such as bolts. The partition 14 can be welded in the inner tube 1, for example, and has good integrity and high structural strength.

Further, the partition 14 may be disposed near the rear cover 12, that is, the partition 14 is disposed in the inner cavity of the drum 11 near one side of the rear cover 12, so that the volume of the laundry treating chamber 71 is increased as much as possible without changing the overall outer dimension of the inner drum structure, thereby improving the washing capacity of the inner drum 1 and contributing to the development of the laundry treating apparatus toward a large capacity.

In a specific implementation, the partition 14 may be provided with a plurality of drain holes 141, and the plurality of drain holes 141 are spaced apart along the circumference of the partition 14 to form a set of drain holes 141.

A plurality of drain holes 141 are provided at intervals along the circumferential direction of the partition 14, that is, a plurality of drain passages are provided between the laundry treating chamber 71 and the drain chamber 72, thereby saving drain time, improving drain efficiency, and thus shortening washing time and improving user satisfaction.

Of course, among the plurality of drain holes 141, some drain holes 141 may be provided at intervals along the circumferential direction of the partition plate 14, and some drain holes 141 may be provided at intervals along the radial direction of the partition plate 14, thereby further improving the drain efficiency.

In some embodiments, referring to fig. 1, the drain hole 141 is disposed near the radial edge of the partition 14, and during draining, water is thrown against the radial outer edge of the inner cylinder 1 under the action of centrifugal force and rotates along with the inner cylinder 1, so that the drain hole 141 is disposed near the radial outer edge of the partition 14, the drain path is shortened, and water can be quickly introduced into the drain cavity 72 and the drain channel from the drain hole 141 under the action of centrifugal force to drain, thereby further improving the drain efficiency.

In particular, when the partition plate 14 is circumferentially arranged, a plurality of notches can be formed at intervals at the radial edge of the partition plate 14, and when the partition plate 14 is enclosed in the inner cavity of the inner cylinder 1, drain holes 141 are defined between the notches and the side walls of the corresponding positions of the inner cylinder 1, so that water flow can flow into the water guide channel along the inner cavity of the inner cylinder 1 when being thrown to the side walls of the inner cavity of the inner cylinder 1 under the action of centrifugal force, and the drainage efficiency is higher.

Because stainless steel is difficult to collect dirt and grow bacteria, and has good antibacterial property, when the washing machine is specifically implemented, the partition plate 14, the rear cover 12 and the inner barrel 1 can be made of stainless steel, for example, the cavity wall of the water drainage cavity 72 of the accommodating water guide structure 2 is all the stainless steel inner wall, the dirt and the bacteria are difficult to collect, the antibacterial property is good, the phenomenon of cross contamination between the water drainage cavity 72 and the clothes treatment cavity 71 is avoided to a certain extent, the washing cleanliness and the health performance are further improved, and the use experience of a user is good.

Example two

The present embodiment also provides a laundry treating apparatus, which may be a drum washing machine, a laundry dryer, or the like, for example.

Wherein, this clothing processing apparatus includes the shell and is located the inner tube structure in the shell.

The inner cylinder structure in this embodiment is the same as the specific structure and implementation principle of the inner cylinder structure provided in the foregoing embodiment, and can bring about the same or similar technical effects, which are not described in detail herein, and specific reference may be made to the description of the foregoing embodiment.

In the clothes treatment device provided in this embodiment, by arranging the inner cylinder 1, the water guiding structure 2 and the spindle assembly 4 for driving the inner cylinder 1 to rotate in the housing, the water guiding structure 2 is located in the inner cavity of the inner cylinder 1, the water guiding structure 2 has a water guiding channel communicated with the inner cavity of the inner cylinder 1, an outlet 213 of the water guiding channel is communicated with the water outlet shaft 3, that is, an inlet 212 of the water guiding channel is communicated with the inner cavity of the inner cylinder 1, and an outlet 213 of the water guiding channel is communicated with the water outlet shaft 3. The water outlet shaft 3 is penetrated out of the rear cover 12 of the inner cylinder 1 and is penetrated into the hollow rotating shaft 42 of the main shaft assembly 4 for driving the inner cylinder 1 to rotate, and the water outlet shaft 3 does not rotate, so that when the inner cylinder 1 rotates in such a way for draining or dewatering, water in the inner cavity of the inner cylinder 1 can be discharged to the outside of the clothes treatment device through the water guide channel of the water guide structure 2 and the water outlet shaft 3 in sequence under the action of centrifugal force, namely, the inner cylinder structure provided by the embodiment of the invention directly discharges water to the outside of the clothes treatment device through the guide of the water guide structure 2, external driving force is not needed, and energy consumption is saved. In addition, through making the water outlet shaft 3 wear to establish in hollow pivot, effectively utilized the structure of main shaft subassembly, saved the space to a certain extent.

It should be noted that, the laundry treating apparatus provided in this embodiment has no outer drum, by arranging the water guiding structure 2 in the inner cavity of the inner drum 1, the water guiding structure 2 has a water guiding channel communicated with the inner drum of the inner drum 1, the outlet 213 of the water guiding channel is communicated with the water outlet shaft 3, and the water outlet shaft is inserted into the hollow rotating shaft 42 of the spindle assembly for driving the inner drum 1 to rotate, and the water is directly guided by the water guiding structure 2 and the water outlet shaft 3 to be discharged to the outside of the laundry treating apparatus, so that no external driving force is required, and energy consumption and cost are saved. Meanwhile, the washing water can be saved because the outer cylinder is not needed, and the occupied space of the clothes treatment device with the inner cylinder structure is reduced to a certain extent, so that the clothes treatment device is developed to be small in size and small in occupied space.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a specific implementation of an embodiment of the invention, so that those skilled in the art may understand or implement the embodiment of the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the embodiments of the invention. Thus, the present embodiments are not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features of the embodiments disclosed herein.

Claims (15)

1. The inner cylinder structure of the clothes treatment device is characterized by comprising an inner cylinder (1), a water guide structure (2) and a main shaft assembly (4) for driving the inner cylinder (1) to rotate;

the water guide structure (2) is positioned in the inner cavity of the inner cylinder (1), the water guide structure (2) is provided with a water guide channel communicated with the inner cavity of the inner cylinder (1), and an outlet (213) of the water guide channel is communicated with a water outlet shaft (3);

the main shaft assembly (4) is provided with a hollow rotating shaft (42), the water outlet shaft (3) penetrates out of the rear cover (12) of the inner cylinder (1) and is arranged in the rotating shaft (42), and the main shaft assembly (4) can rotate relative to the water outlet shaft (3), so that water in the inner cavity of the inner cylinder (1) is discharged to the outside of the clothes treatment device through the water guide channel and the water outlet shaft (3) in sequence.

2. An inner drum structure of a laundry treatment device according to claim 1, characterized in that the inlet (212) of the water guide channel is arranged close to the radially outer edge of the inner cavity of the inner drum (1);

and/or the inlet (212) of the water guide channel faces the rotation direction of the inner cylinder (1).

3. An inner drum structure of a laundry treatment apparatus according to claim 1, characterized in that the water guiding structure (2) comprises a water guiding part (21) and a mounting part (22);

the water guide part (21) is provided with the water guide channel, the installation part (22) is positioned at the outlet (213) of the water guide channel, and the water outlet shaft (3) is connected with the installation part (22).

4. An inner tub structure of a laundry treating device according to claim 3, characterized in that the water guide part (21) comprises a hollow water guide plate (211) extending in a radial direction of the inner tub (1), an inner cavity of the water guide plate (211) being formed as the water guide passage;

the water guide plate (211) is also provided with a first reinforcing rib (61).

5. A laundry treatment device inner drum structure according to claim 3, characterized in that the mounting portion (22) comprises a mounting ring (221), the outlet (213) of the water guide channel being located in the area enclosed by the mounting ring (221);

one end of the water outlet shaft (3) close to the water guide structure (2) is sleeved on the mounting ring (221).

6. The inner drum structure of the clothes treating apparatus according to claim 5, wherein a first pre-positioning portion (222) is provided on the mounting ring (221), and a second pre-positioning portion (31) which is matched with the first pre-positioning portion (222) is provided on the water outlet shaft (3); and/or the number of the groups of groups,

the mounting ring (221) is provided with a first connecting part (223), and the water outlet shaft (3) is provided with a second connecting part (32) matched with the first connecting part (223).

7. The drum structure of the laundry treating device according to claim 5, characterized in that the outer side of the mounting ring (221) is further provided with a second reinforcing rib (62);

the second reinforcing rib (62) is a reinforcing ring which is arranged on the outer side of the mounting ring (221) in a surrounding mode.

8. The drum structure of the laundry treating device according to any one of claims 1 to 7, characterized in that the inlet (212) of the water guide passage is located above the central axis of the water outlet shaft (3);

the inlet (212) of the water guide channel is higher than the outlet (213) of the water guide channel, and the height of the water guide channel is sequentially reduced in a direction from the inlet (212) of the water guide channel to the outlet (213) of the water guide channel.

9. An inner drum structure of a laundry treatment device according to any one of claims 1 to 7, characterized in that at least two of the water guiding structures (2) are provided, at least two of the water guiding structures (2) are provided at intervals along the circumferential direction of the inner drum (1), and outlets (213) of water guiding channels of the water guiding structures (2) are all communicated with the water outlet shaft (3).

10. An inner drum structure of a laundry treatment device according to claim 9, characterized in that the position of the inlet (212) of the water guiding channel of at least one of the water guiding structures (2) in the axial direction of the inner drum (1) is different from the positions of the inlets (212) of the water guiding channels of the remaining water guiding structures (2) in the axial direction of the inner drum (1).

11. An inner drum structure of a laundry treatment device according to any one of claims 1 to 7, characterized in that a bearing (5) is arranged between the water outlet shaft (3) and the rotating shaft (42), an inner ring of the bearing (5) is relatively fixed to an outer wall of the water outlet shaft (3), and an outer ring of the bearing (5) is relatively fixed to an inner wall of the rotating shaft (42) so that the spindle assembly (4) can rotate around the water outlet shaft (3).

12. An inner drum structure of a laundry treatment apparatus according to any one of claims 1 to 7, characterized in that a partition (14) is also provided in the inner chamber of the inner drum (1);

the inner cavity of the inner cylinder (1) is divided into a clothes treatment cavity (71) and a drainage cavity (72) by the partition plate (14), a drainage hole (141) used for communicating the clothes treatment cavity (71) and the drainage cavity (72) is formed in the partition plate (14), and the water guide structure (2) is located in the drainage cavity (72).

13. An inner tub structure of a laundry treatment device according to claim 12, characterized in that the partition (14) is arranged close to the rear cover (12).

14. The drum structure of the laundry treating device according to claim 12, wherein the plurality of drain holes (141) are provided, the plurality of drain holes (141) being provided at intervals along the circumferential direction of the partition plate (14); and/or the number of the groups of groups,

the drain hole (141) is provided near the radial edge of the partition plate (14).

15. A laundry treatment apparatus comprising a housing and an inner drum structure of the laundry treatment apparatus as claimed in any one of claims 1 to 14 located within the housing.