CN213142520U - Washing device and washing machine - Google Patents

Abstract

The utility model discloses a laundry device, washing machine relates to laundry equipment technical field, laundry device includes: the spraying device comprises an outer barrel, an inner barrel, a rotating shaft and a spraying device, wherein a first cavity is formed in the outer barrel; the inner cylinder is arranged in the first cavity, and a hollow part is arranged at the bottom of the inner cylinder; the upper end of the rotating shaft is connected with the bottom of the inner cylinder, and the lower end of the rotating shaft extends out of the bottom of the outer cylinder and then is connected with a driving device; the spraying device is arranged at the bottom of the outer barrel and connected with the rotating shaft, and the spraying device can spray water into the inner barrel through the hollow part under the driving of the rotating shaft. The bottomless impeller inner drum is used for washing, so that the winding of clothes during washing is reduced, and the deformation of the clothes is prevented; the clothes are sprayed by a spraying device below the inner cylinder, so that the refreshing washing effect is achieved; because other water paths do not need to be additionally arranged, the structure is simplified, and the production cost is reduced.

Description

Washing device and washing machine

Technical Field

The utility model relates to a laundry equipment technical field particularly, relates to a washing machine.

Background

The traditional pulsator washing machine is a machine which is formed by combining a sleeve body part by a supporting part, a balancing part, a transmission part, a water inlet and drainage system and other auxiliary systems to realize a washing function, wherein the inner barrel and the outer barrel are respectively one. With the improvement of the quality of life, people have higher and higher requirements on clothes washing, and from the previous mixed washing of clothes to the present classification washing, a washing machine is difficult for many families to meet the washing requirements of the families.

Some clothes can not be cleaned only by impeller stirring because of stubborn stains or other stains, and other modes are needed to help washing. In order to increase the washing effect, part of the wave wheels also increase a circulating spraying mode in the washing machine, so that the cost is increased, the selling price is also increased, and the economic burden of a user is increased.

Patent No. CN205171178U discloses a pulsator structure, structurally integrates the last impeller that is located the inner tube and the lower impeller that is located between the interior and exterior section of thick bamboo on the impeller, and the equipartition has the aperture on the impeller, and the rivers that lower impeller was taken up can be through the aperture on the impeller towards in the inner tube when the impeller is rotatory. However, the proposal is too ideal, the lower impeller is positioned between the inner cylinder and the outer cylinder, and the size of the lower impeller is smaller than the inner diameter of the outer cylinder, so that most of water flow between the inner cylinder and the outer cylinder is thrown on the wall of the outer cylinder by the lower impeller instead of passing through the small holes on the impeller when the impeller rotates.

SUMMERY OF THE UTILITY MODEL

Therefore, the main object of the present invention is to provide a washing machine, which solves the problems of poor spraying effect, complex structure and high production cost of the prior art.

In order to achieve the above object, the present invention provides a laundry device, comprising:

the outer barrel is internally provided with a first cavity;

the inner cylinder is arranged in the first cavity, and a hollow part is arranged at the bottom of the inner cylinder;

the upper end of the rotating shaft is in driving connection with the bottom of the inner barrel, and the lower end of the rotating shaft extends out of the bottom of the outer barrel and then is in driving connection with a driving device;

and the spraying device is arranged at the bottom of the outer barrel and is used for spraying water into the inner barrel through the hollow part.

Further optionally, the spraying device comprises a water pump, a central shaft of the water pump is in driving connection with the rotating shaft, and a water outlet of the water pump faces the bottom of the inner barrel.

Further optionally, the spraying device is an impeller, a second cavity is formed in the bottom of the outer barrel, the impeller is arranged in the second cavity and detachably connected with the rotating shaft, and when the impeller rotates, the impeller drives water in the second cavity to be sprayed into the inner barrel through the hollow portion.

Further optionally, the impeller is sleeved on the periphery of the rotating shaft and is connected with the rotating shaft key.

Further optionally, the laundry device further comprises:

the impeller cover covers the upper portion of the second cavity, a central hole through which the rotating shaft can pass is formed in the middle of the impeller cover, and a plurality of through holes are formed in the periphery of the central hole at intervals.

Further optionally, the inner diameter of the through holes close to the central hole is larger than the inner diameter of the through holes far away from the central hole, and the density of the through holes close to the central hole is smaller than the density of the through holes far away from the central hole.

Further optionally, the impeller cover is removably attached to the sidewall of the second cavity.

Further optionally, a plurality of side impellers extending in the vertical direction are arranged on the inner wall of the inner barrel at intervals, and the side impellers are detachably connected with the inner wall of the inner barrel.

Further optionally, the laundry device further comprises:

the upper impeller is placed in the inner barrel, a plurality of impeller blades extending along the radial direction are arranged at the bottom of the upper impeller at intervals, a plurality of clamping grooves are arranged at intervals at the edge of the upper impeller, and the plurality of clamping grooves are clamped with the plurality of side impellers in a one-to-one correspondence manner.

Further optionally, the bottom of the inner cylinder is provided with a filter screen, and the filter screen is located on the upper portion of the hollow portion.

Correspondingly, the utility model also provides a washing machine, washing machine includes: the shell further comprises a washing device arranged inside the shell, and the washing device is the washing device.

Further optionally, the washing machine further comprises:

the water inlet and drainage device comprises a water inlet valve, a water inlet pipe, a drainage valve and a drainage pipe, the water inlet pipe is communicated with the water inlet of the outer barrel, and the water inlet valve is arranged on the water inlet pipe; the drain pipe with set up in the outlet intercommunication of urceolus, the drain valve set up in on the drain pipe.

The utility model has the advantages of as follows:

the washing machine of the utility model reduces the clothes winding during washing and prevents the clothes from deforming by using the bottomless impeller inner cylinder for washing; the clothes are sprayed by a spraying device below the inner cylinder, so that the refreshing washing effect is achieved; because other water paths do not need to be additionally arranged, the structure is simplified, and the production cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic side view of a cross-sectional structure of a laundry device according to an embodiment of the present invention;

FIG. 2 is a schematic top view of the outer barrel and the inner barrel according to the embodiment of the present invention;

fig. 3 is a schematic top view of the outer barrel according to the embodiment of the present invention;

fig. 4 is a schematic structural diagram of an impeller provided in an embodiment of the present invention;

fig. 5 is a schematic top view of the outer cylinder after the impeller cover is installed according to the embodiment of the present invention;

fig. 6 is a schematic cross-sectional structure view of an inner cylinder, an impeller cover and a driving device provided in an embodiment of the present invention;

fig. 7 is a schematic structural view of an impeller cover according to an embodiment of the present invention;

fig. 8 is a schematic structural view of an impeller cover according to another form provided by an embodiment of the present invention;

FIG. 9 is a cross-sectional view of the inner drum and the upper pulsator according to an embodiment of the present invention;

fig. 10 is a schematic structural view of an upper pulsator according to an embodiment of the present invention;

fig. 11 is a schematic structural view of a water inlet and outlet device provided in an embodiment of the present invention;

fig. 12 is a schematic structural diagram of a washing machine according to an embodiment of the present invention.

In the figure: 1. an inner cylinder cover; 2. a top cover; 3. a housing; 4. an outer cylinder; 5. an upper impeller; 6. an inner barrel; 7. A rotating shaft; 8. a drive device; 9. a drain valve; 10. an impeller; 11. an impeller cover; 12. a pull rod; 13. a side impeller; 14. a water inlet; 15. a water outlet; 16. filtering with a screen; 17. a water inlet valve; 19. a groove; 20. a card slot; 21. impeller blades; 22. a handle; 23. impeller cover draw-in groove.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, the laundry device of the present embodiment includes: the spraying device comprises an outer barrel 4, an inner barrel 6, a rotating shaft 7 and a spraying device, wherein a first cavity is formed in the outer barrel 4, and a water outlet 15 and a water inlet 14 which are communicated with the first cavity are formed in the bottom of the outer barrel 4. The inner cylinder 6 is arranged in the first cavity, the inner cylinder 6 corresponds to the first cavity one by one, and a gap is arranged between the inner cylinder 6 and the inner wall of the cavity and can avoid collision between the inner cylinder 6 and the wall of the cavity in the rotating process. A plurality of water passing holes are formed in the side wall of the inner barrel 6 at intervals and are evenly distributed, and in the process that the inner barrel 6 is used for drying clothes, water can flow into the cavity through the water passing holes and then is discharged through the water outlet 15. The bottom of inner tube 6 is provided with the fretwork portion, and the fretwork portion is provided with the strengthening rib, and the fretwork portion can make spray device spun rivers get into in the inner tube 6, and the area of fretwork portion needs to be a bit bigger than spray device's the area that sprays, ensures that as much as possible sprays rivers and gets into inside the inner tube 6.

As shown in fig. 2, preferably, in order to prevent the laundry from being stuck in the hollow portion during the washing process, the bottom of the inner tub 6 is provided with the filter screen 16, the filter screen 16 is located at the upper portion of the hollow portion, the filter screen 16 is smaller in aperture, the laundry cannot pass through the filter screen 16, the laundry is prevented from being stuck during the washing process, meanwhile, the filter screen 16 does not generate great resistance to the water jet during the process of passing through the filter screen 16, and therefore the spraying efficiency of the spraying device is improved.

The rotating shaft 7 is used for connecting the driving device 8 and the inner cylinder 6, the upper end of the rotating shaft 7 is in driving connection with the bottom of the inner cylinder 6, the lower end of the rotating shaft 7 extends out of the bottom of the outer cylinder 4 and then is in driving connection with the driving device 8, and the rotating shaft 7 corresponds to the driving device 8 and the inner cylinder 6 one to one. The spraying device is arranged at the bottom of the outer barrel 4 and is in driving connection with the rotating shaft 7, and the spraying device can spray water into the inner barrel 6 through the hollow part under the driving of the rotating shaft 7. The bottomless impeller inner drum 6 is used for washing, so that the winding of clothes during washing is reduced, and the deformation of the clothes is prevented; the clothes are sprayed by the spraying device below the inner barrel 6, so that the washing effect is improved.

It should be noted that the driving device 8 is a motor, a central shaft of the motor and the rotating shaft 7 may be directly connected through a fixing member, or may be connected through a transmission assembly, and the transmission assembly may be a belt and a pulley or other devices having the same function.

In some embodiments, as shown in fig. 3 and 4, the spraying device includes an impeller 10, and correspondingly, a second cavity is provided at the bottom of the outer cylinder 4, the impeller 10 is provided in the second cavity, the impeller 10 drives water in the second cavity to move by rotating, the water is gathered near the inner wall of the second cavity during the rotation of the impeller 10, and as the water amount increases, the pressure of the water increases, and finally the water is sprayed into the inner part of the inner cylinder 6 through the hollow part. Impeller 10 can dismantle with pivot 7 and be connected, specifically, the periphery of pivot 7 is located to impeller 10 cover to with the 7 key-type connections of pivot, use the key-type connection, both conveniently dismantle and the installation impeller 10, when again preventing pivot 7 from rotating, impeller 10 and pivot 7 take place relative rotation. The vanes of the impeller 10 are vertical flat-plate vanes, and the number of the vanes in this embodiment is eight, but the vanes are not limited to eight, and four, five, six, or the like may be provided. The impeller 10 is able to cause water to be sprayed into the interior of the inner barrel 6 whether the drive means 8 is rotating in a forward or reverse direction.

Preferably, the width of the end of the blade close to the rotating shaft 7 is larger than that of the end far from the rotating shaft 7, so that when the impeller 10 rotates, more water can enter the second cavity, and the spraying effect is improved.

Preferably, in the case that the bottom of the outer tub 4 is provided with a second cavity, the water inlet 14 and the water outlet 15 of the outer tub 4 can be provided at the bottom of the second cavity, and since the second cavity is located at a lower position, the water outlet 15 is provided at the bottom of the second cavity to facilitate the discharge of all water inside the outer tub 4.

In order to improve the water spraying efficiency of the spraying device, the cross section of the second cavity in the horizontal direction is set to be circular, and the diameter of the second cavity in the horizontal direction is slightly larger than the outer diameter of the impeller 10. When the driving device 8 drives the rotating shaft 7 to rotate, the impeller 10 also rotates along with the rotating shaft 7, water near the rotating shaft 7 moves downwards, the impeller 10 pushes the water to be near the side wall of the second cavity, the water near the side wall moves upwards due to pressure accumulation, and a spraying effect is formed after the water passes through the hollow part. The side wall of the second cavity plays a role in guiding water flow, the smaller the gap between the side wall of the second cavity and the impeller 10 is, the higher the water spraying efficiency of the spraying device is, and meanwhile, the smaller the gap is, the higher the collision probability between the impeller 10 and the side wall of the second cavity is when the impeller rotates, so that a person skilled in the art can determine the optimal value of the gap size according to an experimental result in specific implementation. The impeller 10 is arranged in the second cavity, so that the spraying efficiency of the spraying device is improved. Compare in current washing machine, the utility model discloses a laundry device has simplified the structure owing to need not additionally to set up other water routes, has reduced manufacturing cost.

It should be noted that the spraying device can be an impeller 10, and can also be a water pump or other devices with the same function, when the spraying device includes the water pump, the central shaft of the water pump is in driving connection with the rotating shaft 7, and the water outlet of the water pump faces the bottom of the inner cylinder 6.

In some embodiments, as shown in fig. 5 and 6, the laundry device further includes: the impeller cover 11 is covered on the upper portion of the second cavity, a central hole through which the rotating shaft 7 can pass is formed in the middle of the impeller cover 11, a plurality of through holes are formed in the periphery of the central hole at intervals, and the diameter of each through hole is 3-8 mm. The impeller cover 11 and the second cavity form a closed cavity, when the driving device 8 drives the rotating shaft 7 to rotate, the rotating shaft 7 drives the impeller 10 to rotate, water on the upper portion flows into the second cavity through the through hole close to the central hole, the impeller 10 pushes the water near the impeller 10 to the position near the side wall of the second cavity, the water near the side wall of the second cavity moves upwards due to pressure accumulation and moves to the lower surface of the impeller cover 11, the pressure of the water is further increased due to the blocking of the impeller cover 11, only part of the water can flow out through the through hole far away from the central hole, and the water flows out through the through hole far away from the central hole.

Further, the contour of the lower surface of the impeller cover 11 matches the contour of the upper portion of the impeller 10 to reduce the gap between the impeller cover 11 and the impeller 10, so that the pressure of the water sprayed through the impeller cover 11 is higher, and the washing effect is further improved.

Preferably, in order to further improve the washing effect, the through holes need to be optimized, as shown in fig. 7, the inner diameter of the through hole close to the central hole is larger than that of the through hole far away from the central hole, and the inner diameter of the through hole close to the central hole is larger, so as to enable more water to be sucked into the second cavity by the impeller 10. The inner diameter of the through hole far away from the central hole is small, so that the pressure of water passing through the through hole far away from the central hole is increased, and a better spraying effect is formed. The density of the through holes close to the central hole is smaller than that of the through holes far away from the central hole, and the purpose of large density of the through holes far away from the central hole is to form a larger amount of water jet flow, so that the washing effect is further improved.

It should be noted that the through-hole not only can be the circular port, also can be the bar hole, as shown in fig. 8, the width that is close to the bar hole of pivot 7 is greater than the width of the bar hole of keeping away from pivot 7, and wherein the bar hole of being close to pivot 7 is used for intaking, and the bar hole of keeping away from pivot 7 is used for going out water. Of course, the inner diameters of all the through holes can be set to be the same, and the density of the through holes close to the central hole is higher than that of the through holes far away from the central hole.

Preferably, the impeller cover 11 is detachably connected to the side wall of the second cavity in order to facilitate the mounting and dismounting of the impeller cover 11. Specifically, a plurality of buckles are arranged at intervals on the edge of the impeller cover 11, a plurality of impeller cover clamping grooves 23 are arranged at intervals on the side wall of the second cavity, and the buckles are clamped in the impeller cover clamping grooves 23 in a one-to-one correspondence manner. When the impeller cover 11 is disassembled, a tool is not needed, and the buckle is only needed to be separated from the impeller cover clamping groove 23.

In some embodiments, a plurality of side wave wheels 13 extending in the vertical direction are spaced on the inner wall of the inner cylinder 6, and the side wave wheels 13 are detachably connected with the inner wall of the inner cylinder 6. When the inner drum 6 rotates, the side impeller 13 rotates along with the inner drum 6 to stir water flow to rotate, and clothes are washed.

Preferably, one side of the side impeller 13 close to the side wall of the inner barrel 6 is provided with a protrusion extending along the vertical direction, the side wall of the inner barrel 6 is provided with a plurality of grooves 19 at intervals, and the protrusion is clamped in the grooves 19. The cross section of the side impeller 13 on the horizontal plane is trapezoidal, and the edges and corners of the side impeller 13 are rounded, so that damage to clothes is avoided.

In some embodiments, as shown in fig. 9 and 10, the laundry device further includes: go up impeller 5, go up impeller 5 and be the disc, go up impeller 5 and place in inner tube 6, the bottom interval of going up impeller 5 is provided with a plurality of impeller blades 21 along radial extension, and the contained angle between two adjacent impeller blades 21 equals, and the edges and corners of impeller blades 21 has carried out the fillet and has handled, avoids causing the damage to the clothing. A plurality of clamping grooves 20 are arranged at intervals at the edge of the upper impeller 5, the shapes of the clamping grooves 20 are matched with the shape of the section of the side impeller 13 in the horizontal direction, and the clamping grooves 20 are correspondingly clamped with the side impellers 13 one by one. In order to conveniently take out and put in the upper impeller 5, the top of the upper impeller 5 is provided with a handle 22, and the upper impeller 5 is taken out through the handle 22 after use. When drive arrangement 8 drive inner tube 6 rotated, inner tube 6 drove side impeller 13 and rotates, and the lateral wall wheel drives and goes up impeller 5 and rotate simultaneously, and the combined action through last impeller 5 and side impeller 13 stirs rivers and rotates, washes the clothes, compares in traditional bottom impeller washing mode, the utility model discloses an it is better to go up the washing mode washing effect that impeller 5, side impeller 13 and spray set combined together.

As shown in fig. 11, the present invention also provides a washing machine, comprising: the washing device comprises a shell 3 and a washing device, wherein the washing device is the washing device in the embodiment, the shell 3 provides an installation foundation for the washing device, a top cover 2 is arranged at the top of the shell 3, the top cover 2 is hinged with the shell 3, an outer barrel 4 is arranged in the shell 3, an inner barrel cover 1 is arranged at the top of the outer barrel 4, the inner barrel cover 1 is hinged with the top of the outer barrel 4, and the top of the inner barrel 6 is covered with the inner barrel.

In some embodiments, as shown in fig. 12, the washing machine further includes: the water inlet and drainage device comprises a water inlet valve 17, a water inlet pipe, a drainage valve 9 and a drainage pipe, wherein the water inlet pipe is communicated with a water inlet 14 of the outer cylinder 4, the water inlet valve 17 is arranged on the water inlet pipe, when the outer cylinder 4 is provided with a plurality of first cavities, a plurality of water inlets 14 are also arranged, and one water inlet valve 17 can control the conduction and the closing of the plurality of water inlet pipes. The water inlet valve 17 is used for controlling the conduction and the closing of the water inlet pipe, in the embodiment, the water inlet valve 17 is an electromagnetic valve, and the electromagnetic valve is controlled by a controller, so that automatic water inlet can be realized. The drain pipe is communicated with the water outlet 15 of the outer barrel 4, the number of the drain pipes is the same as that of the water outlet 15, the drain valve 9 is arranged on the drain pipe, the drain valve 9 is used for controlling the conduction and the closing of the drain pipe, in the embodiment, the drain valve 9 is a traction valve, and the drain valve 9 is connected with the drain key arranged on the shell 3 through the pull rod 12.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. A laundry appliance, characterized in that the laundry appliance comprises:

the outer barrel is internally provided with a first cavity;

the inner cylinder is arranged in the first cavity, and a hollow part is arranged at the bottom of the inner cylinder;

the upper end of the rotating shaft is in driving connection with the bottom of the inner barrel, and the lower end of the rotating shaft extends out of the bottom of the outer barrel and then is in driving connection with a driving device;

the spraying device is arranged at the bottom of the first cavity and is in driving connection with the rotating shaft, and the spraying device can be driven by the rotating shaft to spray water into the inner barrel through the hollow part.

2. A laundry appliance as claimed in claim 1, wherein the spray means comprises a water pump, the central shaft of the water pump being drivingly connected to the rotatable shaft, the water outlet of the water pump being directed towards the base of the inner drum.

3. The laundry washing device according to claim 1, wherein the spraying device includes an impeller, a second cavity is formed in the bottom of the outer tub, the impeller is disposed in the second cavity, the impeller is detachably connected to the rotating shaft, and when the impeller rotates, the impeller drives water in the second cavity to be sprayed into the inner tub through the hollow portion.

4. The laundry appliance according to claim 3, wherein the impeller is sleeved on the outer circumference of the rotating shaft and is in key connection with the rotating shaft.

5. A laundry appliance as claimed in claim 3 or 4, further comprising:

the impeller cover covers the upper portion of the second cavity, a central hole through which the rotating shaft can pass is formed in the middle of the impeller cover, and a plurality of through holes are formed in the periphery of the central hole at intervals.

6. A laundry appliance as claimed in claim 5, wherein the through-holes adjacent the central aperture have a greater internal diameter than the through-holes remote from the central aperture, and the density of the through-holes adjacent the central aperture is less than the density of the through-holes remote from the central aperture.

7. A laundry appliance as claimed in claim 6, wherein the impeller cover is removably attached to the side wall of the second cavity.

8. A laundry appliance as claimed in claim 1, 2 or 3, wherein the inner wall of the inner drum is provided at intervals with a plurality of vertically extending side impellers, the side impellers being detachably connected to the inner wall of the inner drum.

9. A laundry appliance as claimed in claim 8, further comprising:

the upper impeller is placed in the inner barrel, a plurality of impeller blades extending along the radial direction are arranged at the bottom of the upper impeller at intervals, a plurality of clamping grooves are arranged at intervals at the edge of the upper impeller, and the plurality of clamping grooves are clamped with the plurality of side impellers in a one-to-one correspondence manner.

10. A laundry appliance as claimed in claim 1, 2 or 3, wherein the bottom of the inner drum is provided with a screen located at the upper part of the hollowed-out portion.

11. A washing machine, comprising: a housing, further comprising a laundry device disposed within the housing, the laundry device being as claimed in any one of claims 1 to 10.

12. The washing machine as claimed in claim 11, further comprising:

the water inlet and drainage device comprises a water inlet valve, a water inlet pipe, a drainage valve and a drainage pipe, the water inlet pipe is communicated with the water inlet of the outer barrel, and the water inlet valve is arranged on the water inlet pipe; the drain pipe with set up in the outlet intercommunication of urceolus, the drain valve set up in on the drain pipe.

Images