CN1576443A

CN1576443A - Washing machine

Info

Publication number: CN1576443A
Application number: CN200410071072.1A
Authority: CN
Inventors: 郑惠先; 申秀希
Original assignee: LG Electronics Inc
Current assignee: LG Electronics Inc
Priority date: 2003-07-28
Filing date: 2004-07-28
Publication date: 2005-02-09
Anticipated expiration: 2024-07-28
Also published as: ES2344058T3; AU2004203379C1; DE602004026966D1; JP4510540B2; EP1502982B1; US20050022565A1; AU2004203379B2; EP1502982A3; JP2005046630A; ATE466985T1; AU2004203379A1; CN100374642C; EP1502982A2

Abstract

The present invention provides a washing machine, by which washing and dewatering capabilities are enhanced. The present invention includes a housing, a tub provided within the housing to reserve water therein, a drum rotatably provided within the tub to perform washing on a laundry therein, and at least one lifter projected on an inner circumference of the drum at a first predetermined height to lift the laundry to fall from a second predetermined height wherein the laundry is prevented from being stuck between one side of the at least one lifter and the drum.

Description

Washing machine

The cross reference of related application

The application requires the priority of P03-51958 korean application of submitting on July 28th, 2003 and the P03-51959 korean application of submitting on July 28th, 2003, and its full content is incorporated into that this is for reference.

Technical field

The present invention relates to a kind of washing machine, the lifter in particularly a kind of cylinder that is contained in washing machine.

Background technology

In general, washing machine is a kind ofly to come the device of cleaning clothes by rotating the cylinder that washing agent, water and clothing are wherein arranged.Washing machine generally comprises bucket and the cylinder that is contained in rotationally in this barrel, thereby uses this bucket and this cylinder cleaning clothes.At first in this bucket, pile water, wherein have the clothing of cylinder in cylinder of water and clothing to rotate then.In addition, a plurality of lifters are housed in the cylinder.After rising to certain altitude to clothing, the lifter that rotates with cylinder falls.In addition, utilize chemical reaction between water and the washing agent and the mechanical shock that causes by cylinder and lifter and friction that clothing is cleaned.

In this general washing machine, cylinder high speed rotating during clothes dewatering.The centrifugal force that high speed rotating generates makes clothing evenly be close on the inner wall of rotary drum.

But, clothing can be close to lifter one side and cylinder between the other inwall of this side of lifter in the space.At this moment, clothing can't evenly be dispersed on the inner wall of rotary drum but be intertwined, thereby dehydrating effect is not good.And the dehydration back is difficult to take out the clothing that is intertwined from cylinder.

In addition, cylinder slowly ran in the cleaning frequency, so clothing is insufficient with contacting of lifter both sides.Therefore, the friction deficiency between clothing and the lifter, thus cleaning performance is not good.

Summary of the invention

Therefore, the present invention relates to a kind of washing machine that can overcome the one or more problems that cause by the deficiencies in the prior art or shortcoming.

A kind of clothing that can make that an object of the present invention is to provide that is used for addressing the above problem evenly is dispersed in washing machine on the inner wall of rotary drum.

Other features and advantages of the present invention are seen following explanation, and those of ordinary skills can or clearly from enforcement of the present invention find out some of the present invention from following explanation.Purpose of the present invention and other advantages are realized by the theme that particularly points out in specification and claim and accompanying drawing.

By according to the present invention as this specification implemented with as described in these purposes of realization and other advantages, a kind of washing machine is provided, comprise housing; The bucket that is filled with water in this housing; Cylinder and at least one lifter rotatable in this barrel, that clothing is cleaned, this at least one lifter plays first predetermined altitude in the inwall epirelief of cylinder, promoting clothing falls to second predetermined altitude, wherein, prevent that clothing is close between the side and cylinder of this at least one lifter.

This at least one lifter comprises the extension that stretches out from one of two sides along inner wall of rotary drum.Preferably, this at least one lifter comprises the extension that stretch out a side on the main rotation direction of cylinder from two sides.Definitely say the rotation direction when the main rotation direction of cylinder is dehydration.

This extension comprises at least one and the hole that at least one or a plurality of perforation of cylinder are communicated with, and makes water flow into cylinder through this extension.Preferably, the import in this hole not with contact with clothing.

This extension is included in top and the bottom that alternately is arranged on the extension length direction on the extension top.Preferably, the top undulate of this extension.Preferably, this extension has a plurality of holes that are communicated with at least one or a plurality of perforation of cylinder in trough.In addition, this extension comprises that at least one extends in rib on the extension top along the extension length direction.Preferably, this extension comprises along a plurality of ribs of extension length direction extends parallel on the extension top.Preferably, this extension comprises the hole that at least one or a plurality of perforation between a plurality of ribs and cylinder are communicated with.In addition, this extension comprises the projection of a plurality of spaced-apart preset space lengths on the extension top.In addition, this extension comprises the hole that at least one or a plurality of perforation between a plurality of projectioies and cylinder are communicated with.

In addition, a groove extends between this extension and this at least one lifter along the length direction of this extension or this at least one lifter.

Simultaneously, this at least one lifter comprises at least one or a plurality of rotor that is assembled into rotationally with contact with clothing.This at least one lifter comprises that at least one is located in wherein, prevents the dimple that this at least one rotor and this at least one lifter break away from for this at least one rotor.In addition, this at least one lifter comprises that at least one and at least one or a plurality of perforation of cylinder are communicated with, make water through hole that this at least one lifter flows into.

Under the invention described above, clothing can not be close between the side of lifter and the inner wall of rotary drum and uniformly dispersing on inner wall of rotary drum, thereby dehydrating effect improves.In addition, the contact area of lifter and clothing increases, thereby clothing cleans totallyer.

Be noted that the description and the following detailed description all are exemplary, are intended for the requested to provide further explanation of the invention.

Description of drawings

Constitute this specification a part, be used for further understanding accompanying drawing of the present invention and various embodiments of the present invention be shown and be used for illustrating the principle of the invention with explanation.In the accompanying drawing:

Fig. 1 is the cutaway view according to washing machine of the present invention;

Fig. 2 is the stereogram according to the cylinder of washing machine of the present invention;

Fig. 3 A is the layout drawing according to the lifter of washing machine of the present invention;

Fig. 3 B and 3C are respectively the cutaway view that cuts open the lifter of getting along I-I among Fig. 3 A and II-II line;

Fig. 4 A is the layout drawing according to lifter main body one variation of the present invention;

Fig. 4 B is for cuing open the cutaway view of this lifter bulk deformation example of getting along I-I line among Fig. 4 A;

Fig. 5 A is the layout drawing according to another variation of lifter main body of the present invention;

Fig. 5 B is for cuing open the cutaway view of this lifter bulk deformation example of getting along I-I line among Fig. 5 A;

Fig. 6 A is the layout drawing according to lifter extension one variation of the present invention;

Fig. 6 B and 6C are respectively along I-I among Fig. 6 A and II-II line and cut open the cutaway view of getting;

Fig. 7 A is the layout drawing according to another variation of lifter extension of the present invention; And

Fig. 7 B and 7C are respectively along I-I among Fig. 7 A and II-II line and cut open the cutaway view of getting.

The specific embodiment

Describe each preferred embodiment of the present invention below in detail, its example illustrates in the accompanying drawings.In the accompanying drawings, same parts is represented with same label as far as possible.

Fig. 1 is the cutaway view according to washing machine of the present invention.Washing machine of the present invention is described as follows in conjunction with Fig. 1.Washing machine shown in this figure is the button fly front type washing machine that a horizontally disposed bucket and cylinder are arranged.The structure of button fly front type washing machine with have a upright bucket and cylinder to back down shape of the mouth as one speaks washing machine identical.

Referring to Fig. 1, washing machine according to the present invention comprises housing 10, be contained in the bucket 20 in the housing 10 and be contained in cylinder 30 in the bucket 20.

Each parts is contained in the housing 10 and is protected.Housing 10 fronts have door 11 to be used for the shell nozzle 10a that opening/closing is communicated with cylinder 30.Say that definitely shell nozzle 10a is communicated with bucket opening 20a and cylinder opening 30a, therefore can fill in cylinder 30 to the clothing that will wash.In addition, there is sealing ring 12 to prevent to leak between shell nozzle 10a and the bucket opening 20a.In addition, control panel 13 is contained on housing 10 tops.The user uses this control panel 13 to send work order to washing machine, with this door 11 clothing is put into cylinder 30/take out clothing from cylinder.Evenly supply water to cylinder 30 when doing washing behind the dress water in the bucket 20.There is perforation in bucket 20 end central authorities, and driving shaft 42 is connected with cylinder 30 through this perforation.Bucket 20 comprises counterweight 21, is assemblied in the housing 10 with buffer 22 and pendulum spring 23 elasticity.In the cylinder 30 clothing is housed, is contained in rotationally in the bucket 20.Cylinder 30 comprises the lifter 100 that a plurality of water supply flow into the perforation 31 of cylinder 30 and help to do washing.Simultaneously, this barrel 20 has drive unit 40 that the driving force of rotary drum 30 is provided.This drive unit 40 comprises motor 41 and is connected the driving shaft 42 of motor 41 with cylinder 30.Say that definitely motor 41 comprises the rotor 41b that is fixed on the stator 41a on bucket 20 bottom surfaces and entangles stator 41a rotationally.Because rotor 41b directly is connected with driving shaft 42, so the driving force of motor 41 is directly passed to cylinder 30 through driving shaft 42 lossless ground.Therefore, efficient, noiseless of drive unit 40 and vibration.Although not shown in the accompanying drawing, drive unit 40 can comprise by being contained in the general transmission mechanism that belt pulley on cylinder 30 and the motor and belt constitute.

In above-mentioned washing machine, be arranged on lifter (dividing plate) 100 on cylinder 30 inwalls with the predetermined altitude projection.Cylinder 30 comprises at least one or a plurality of lifter 100.Lifter 100 can be made into the individual components that is contained in the cylinder 30, and also available " punching press " makes one with cylinder 30 with stretching out inwards.Because lifter 100 projectioies, thus cylinder 30 when rotating clothing be grasped on the lifter 100.Lifter 100 rotates with cylinder 30 and clothing is risen to predetermined altitude.The clothing that promotes falls under the gravity effect then, bumps with other clothings, water, cylinder 30 or other lifters 100.Clothing and lifter 100 rubbed when in addition, cylinder 30 rotated.Therefore, clothing is because collision and friction are washed totallyer.In addition, thus lifter 100 also plays the effect wash down clothing of stirring.Describe in detail according to lifter 100 of the present invention below in conjunction with accompanying drawing.

Fig. 2 is the stereogram of the cylinder of washing machine according to the present invention.Fig. 3 A is the layout drawing of the lifter of washing machine according to the present invention, and Fig. 3 B and 3C are respectively the cutaway view that cuts open the lifter of getting along I-I among Fig. 3 A and II-II line.

Referring to Fig. 2, lifter 100 comprises main body 110 and the extension 120 that is connected with main body 110.

Main body 110 and normal and contact with clothing parallel with the central axis of cylinder 30.Main body 110 is not preferably by water-fast anticorrosion and wearing and tearing, make with the metal or the synthetic resin material of washing agent chemically reactive.In addition, as shown in Figure 3A, there is at least one its part to stretch out outside main body 110 rotor 111 with contact with clothing on the main body 110.Shown in Fig. 3 B, rotor 111 is preferably a ball that can rotate smoothly.In addition, as shown in drawings, a plurality of rotors 111 are arranged on the top of main body 110.Therefore, each rotor 111 rotates with contact with clothing, makes corresponding clothing slide smoothly on lifter 100.Therefore, rotor 111 prevents that clothing is subjected to tangling of lifter 100 and is intertwined with other clothings.In addition, the clothing that is promoted by lifter 100 can slide, drop on the predetermined altitude from lifter.Say that definitely main body 110 comprises that at least one prevents the dimple 110a that rotor 111 and main body 110 break away from.As previously mentioned, comprise a plurality of rotors 111, a plurality of dimple 110a then are set on main body 110 tops as main body 110.In addition, be ball as rotor 111, dimple 110a preferably is hemispherical, makes rotor 111 rotate smoothly and stable support rotor 111 bottoms.In addition, can be processed into smooth surface to dimple 110a, also can on dimple 110a surface, be coated with the last layer lubricant coating.As shown in drawings, dimple 110a can make one with main body 110.But, also can be connected the independent plate (not shown) that comprises dimple 110a on the top of main body 110.

Shown in Fig. 3 B, the hole 110b that has at least one to be communicated with in the main body 110 with the perforation 31 of cylinder 30.Therefore, the water in the bucket 20 flows in the cylinder 30 through main body 110 with perforation 31 and hole 110b, thereby realizes efficient water supply.Be more efficient water supply, in main body 110, form a plurality of hole 110b.Because the formation of hole 110b needs enough spaces, therefore as shown in Figure 3A hole 110b is arranged between the rotor 111.As shown in Figure 3A, can be arranged in hole 110b between the rotor 111 along main body 110 length directions.Also can shown in Fig. 4 A, be arranged in hole 110b on the direction vertical with length direction.In addition, also can shown in Fig. 5 A, be arranged in hole 110b on the diagonal in space between the rotor 111.At this moment, can between rotor 111, arrange more hole in the space.In addition, each round that is arranged on the diagonal as shown in the figure can S-shaped (interlocking).

Referring to Fig. 4 A, main body 110 can further comprise a maintenance rotor 111, prevent the plate 112 that rotor and main body 110 break away from.Can more stably be contained in rotor 111 in the main body 110 with plate 112.Plate 112 the most handy metals or synthetic resin are made.Plate 112 is contained on the top of main body 110 equally with rotor 111, comprises the hole 112a that is used for adorning rotor 111.As previously mentioned, because main body 110 comprises a plurality of rotors 111, so a plurality of hole 112as corresponding with rotor 111 are arranged on the plate 112.Shown in Fig. 4 B, hole 112a aligns with the dimple 110a that keeps rotor 111.Hole 112a is littler than corresponding rotor 111, thereby hole 112a can keep corresponding rotor 111.In addition, the via hole 112b that is communicated with the hole 110b of main body 110 is arranged in the space between the 112a of hole, thus water from bucket 20 through main body 110 feed rollers 30.From main body 110 projectioies, can decrease ring clothing during laundry as plate 112.Therefore, plate 112 is preferably not protruding outside main body 110.Say that definitely shown in Fig. 4 B, main body has installation portion on 110 tops, plate 112 is not installed in the installation portion not protrudingly.Also can form top 110c and bottom 110d at least on one side as going up of Fig. 5 A and Fig. 5 main body that B is shown in 110.Top 110c and bottom 110d alternately are arranged on the length direction of main body 110.Top 110c and bottom 110d increase the contact area of lifter 100 and clothing, thereby improve the laundry performance of washing machine.Therefore, preferably on the both sides of main body 110 top 110c and bottom 110d are arranged all.Top 110c and bottom 110d are preferably smooth, thereby do not damage clothing.At this moment, main body 110 two sides undulates.In addition, rotor 111 requisite spaces are bigger than hole 110b, therefore rotor 111 are arranged between a pair of corresponding top 110c of main body 110 two sides, and hole 110b are arranged between a pair of corresponding bottom 110d of main body 110 two sides.

Referring to Fig. 3 A, extension 120 stretches out from one of main body 110 two sides along cylinder 30 inwalls.Cylinder 30 can be at forward and oppositely is to rotate on first direction and the second direction opposite with first direction.But cylinder 30 rotated on one of first and second directions in most of times in the whole cycle of laundry, rinsing and dehydration.Clothing main with lifter 100, definitely says with main body 110 two sides in main rotation direction over against a contacts side surfaces, so be close on the gap between main body 110 these sides and cylinder 30 inwalls.For preventing that clothing is close on this gap, extension 120 preferably stretch out in main body 110 two sides with main rotation direction over against this side on.In addition, though cylinder 30 laundry during rinsing first or second direction on come back rotation, but cylinder 30 when dehydration first or second direction on high speed rotating, so clothing is close between main body 110 these sides and cylinder 30 inwalls on this gap more tightly.Preferably, extension 120 stretches out from main body 110 along the dehydration rotation direction of cylinder 30.In addition, even main rotation direction is different with the rotation direction of dehydration, extension 120 stretches out and can prevent more effectively that on the rotation direction of dewatering clothing is close between main body 110 these sides and cylinder 30 inwalls on the gap.In order to prevent that fully clothing is close between main body 110 these sides and cylinder 30 inwalls on the gap, lifter 100 can comprise a pair of extension 120 that stretches out from main body 110 two sides along cylinder 30 inwalls.

Say that definitely as shown in drawings, extension 120 is that main body 110 is short than lifter 100.But also comparable main body 110 length of extension 120 when needing.Than main body 110 height, main body 110, definitely say that rotor 111 does not just play effect as extension 120.Therefore, the top of extension 120 is lower than main body 110 tops shown in Fig. 3 B, can be half of main body 110 height.In addition, the bottom of extension 120 contacts with cylinder 30 inwalls.That is, extension 120 stretches out from inner wall of rotary drum equally with main body 110, but aspect ratio main body 110 is low.When needing, can regulate the height of extension 120.Therefore, according to predetermined gap between lifter of the present invention 100 main body covered sides and cylinder 30 inwalls.In addition, lifter 100, definitely say that extension 120 fills up this predetermined gap between main body side and cylinder 30 inwalls.Therefore, lifter 100 separates other inner spaces of this predetermined gap and cylinder 30, thereby cuts off the path of clothing and this predetermined gap.Therefore, lifter 100 according to the present invention prevents that effectively clothing is close between the adjacent inner wall of main body 110 sides and cylinder 30.

Shown in Fig. 3 B, at least one or a plurality of hole 121 that are communicated with the perforation 31 of cylinder 30 are arranged in the extension 120.Therefore, the water in the bucket 20 can use the hole 121 of perforation 31 and extension 120 to flow in the cylinder 30 through extension 120.Therefore, can supply water to cylinder 30 through whole lifter 100, thus efficient water supply.Be preferably in a plurality of holes 121 of formation in the extension 120 for improving water application efficiency.In addition, between extension 120 and the main body 110 fluted in the longitudinal direction 122.Shown in Fig. 3 B, a side that is formed by groove 122 on the extension 120 has increased the area of main body 110 corresponding side surface.Therefore, extension 120 and main body 110 increase with the contact area of clothing.In addition, groove 122 also plays the effect of the water in the smooth discharge lifter 100.

The lifter 100 that comprises extension 120 is guaranteed to increase with the contact area of clothing, thus the friction of raising and clothing, thus improve the laundry performance.For further improving the laundry performance, preferably increase the contact area of extension 120 and clothing.For this reason, the part projection of extension 120.Definitely say, shown in Fig. 3 A-3C, on extension 120 tops, form top 120a and bottom 120b.Top 120a and bottom 120b alternately are arranged on the length direction of extension 120.Top 120a and bottom 120b are preferably smooth, thereby do not damage clothing.At this moment, extension 120 top undulates.Fig. 4 A-5B illustrates top 120a and bottom 120b.Shown in Fig. 6 A-6C, also one or more at least ribs 123 that extend on extension 120 length directions can formed on the top of extension 120.Preferably, on extension 120 tops a plurality of parallel ribs 123 are arranged.But,, therefore preferably on extension 120 tops, form a pair of rib 123 as shown in drawings because extension 120 tops is big or small limited.Simultaneously, shown in Fig. 7 A-7B, extension 120 can comprise be formed on its top, spaced-apart preset distance a plurality of protruding 124.Projection 124 preferably is arranged on extension 120 tops and the clothing even contact along extension 120 length directions.

Simultaneously, the import department in hole 121 can generate burr when forming hole 121.Burr can puncture clothing.Definitely say, cylinder 30 high speed rotating during the dehydration beginning, thus enforce clothing.Therefore, clothing is easy to be punctured by burr.The import that requires hole 121 not with contact with clothing.Hole 121 is arranged between the

lug boss

120a, 123 or 124.Say that definitely in Fig. 3 A and 3C, it is on the 120b of bottom that hole 121 is formed between the 120a of top; In Fig. 6 A and 6C, hole 121 is formed between the rib 123; In addition, in Fig. 7 A and 7C, hole 121 is formed between the projection 124.Even being done roughing, 121 in hole also can reduce damage to clothing.

Therefore, washing machine according to the present invention has following advantage or effect.

At first, extension prevents when dehydration that particularly clothing from twining or being close between main body side and the inner wall of rotary drum.Therefore, the clothing uniformly dispersing is on inner wall of rotary drum and appropriate dehydration.In addition, be convenient to the user after the dehydration and from cylinder, take out clothing.

Secondly, lifter uses rotor to prevent that clothing and clothing are intertwined and use its deformed configurations to increase and the contact area of clothing.Therefore, the friction of lifter and clothing increases, thereby the laundry performance improves.

At last, the raising of dehydration and laundry performance has improved the trust of user to washing machine.

Those of ordinary skills obviously can make all corrections and change to the present invention in the spirit or scope of the present invention.Therefore, the present invention covers all and drops on claims and this interior class correction and change of equivalent scope thereof.

Claims

1. washing machine comprises:

Housing;

Bucket is located in the described housing and is used for being filled with water within it;

Cylinder is located in the described bucket rotationally, and the clothing in it is cleaned;

And

At least one lifter, described at least one lifter on the inwall of described cylinder with the first predetermined altitude projection, fall to second predetermined altitude to promote described clothing, wherein, prevent that described clothing is close between the side and described cylinder of described at least one lifter.

2. washing machine according to claim 1, wherein, described at least one lifter prevents that described clothing from entering in the gap between described lifter side and the described inner wall of rotary drum.

3. washing machine according to claim 1, wherein, described at least one lifter separates the inner space of gap between the inwall of described lifter side and described cylinder and described cylinder.

4. washing machine according to claim 1, wherein, described at least one lifter structure makes the gap between the inwall that covers described lifter side and described cylinder.

5. washing machine according to claim 1, wherein, described at least one lifter structure makes the gap between the inwall that fills up described lifter side and described cylinder.

6. washing machine according to claim 1, wherein, described at least one lifter structure makes the contact area that increases with described clothing.

7. washing machine according to claim 1, wherein, described at least one lifter comprises the extension that stretches out from one of two sides along the inwall of described cylinder.

8. washing machine according to claim 1, wherein, described at least one lifter comprises the extension that stretches out from two sides respectively along the inwall of described cylinder.

9. washing machine according to claim 1, wherein, described at least one lifter comprises the extension that stretch out a side on the main rotation direction of described cylinder from two sides.

10. washing machine according to claim 9, wherein, the rotation direction when the main rotation direction of described cylinder is dehydration.

11. washing machine according to claim 8, wherein, described extension is shorter than described at least one lifter.

12. washing machine according to claim 8, wherein, the top of described extension is lower than the top of described lifter.

13. washing machine according to claim 8, wherein, the top of described extension is positioned on half height of described lifter.

14. washing machine according to claim 8, wherein, the bottom of described extension contacts with the inwall of described cylinder.

15. washing machine according to claim 8, wherein, described extension comprises at least one and the hole that at least one or a plurality of perforation of described cylinder are communicated with, and makes water flow into described cylinder through described extension.

16. washing machine according to claim 15, wherein, the import in described hole not with described contact with clothing.

17. washing machine according to claim 8, wherein, described extension structure makes the contact area that increases with described clothing.

18. washing machine according to claim 8, wherein, the part projection of described extension.

19. washing machine according to claim 18, wherein, described extension comprises at least one hole that is communicated with at least one or a plurality of perforation of described cylinder between the projection of described extension.

20. washing machine according to claim 8, wherein, described extension is included in top and the bottom that alternately is arranged on the described extension length direction on the described extension top.

21. washing machine according to claim 8, wherein, described extension comprises the top of undulate.

22. washing machine according to claim 20, wherein, described extension comprises a plurality of holes that described bottom is communicated with at least one or a plurality of perforation of described cylinder that are formed on.

23. washing machine according to claim 8, wherein, described extension comprises that at least one extends in rib on the described extension top along described extension length direction.

24. washing machine according to claim 8, wherein, described extension comprises along a plurality of ribs of described extension length direction extends parallel on described extension top.

25. washing machine according to claim 24, wherein, described extension comprises the hole that is communicated with at least one or a plurality of perforation of described cylinder between a plurality of described ribs.

26. washing machine according to claim 8, wherein, described extension comprises the projection of a plurality of spaced-apart preset space lengths on the described extension top.

27. washing machine according to claim 26, wherein, described extension comprises the hole that is communicated with at least one or a plurality of perforation of described cylinder between a plurality of described projectioies.

28. washing machine according to claim 8, wherein, a groove extends between described extension and described at least one lifter along the length direction of described extension or described at least one lifter.

29. washing machine according to claim 1, wherein, described at least one lifter structure makes for described clothing and slides thereon.

30. washing machine according to claim 1, wherein, described at least one lifter comprises at least one or a plurality of rotor that is assembled into rotationally with described contact with clothing.

31. washing machine according to claim 30, wherein, described at least one rotor is a ball.

32. washing machine according to claim 30, wherein, a plurality of rotors are arranged on the top of described at least one lifter.

33. washing machine according to claim 30, wherein, described at least one lifter comprises that at least one is located in wherein, prevents the dimple that described at least one rotor and described at least one lifter break away from for described at least one rotor.

34. washing machine according to claim 30, wherein, described at least one lifter further comprises and is contained on described at least one lifter surface, keeps described at least one rotor, prevents the plate of described at least one rotor and described at least one lifter disengaging.

35. washing machine according to claim 34, wherein, described plate comprises the hole that at least one size is mounted in it less than described at least one rotor, described at least one rotor.

36. washing machine according to claim 34, wherein, described plate is assembled into not from described at least one lifter projection.

37. washing machine according to claim 1, wherein, described at least one lifter comprises that at least one and at least one or a plurality of perforation of described cylinder are communicated with, make water through hole that described at least one lifter flows into.

38. washing machine according to claim 30, wherein, described at least one lifter comprises a plurality of holes that are communicated with at least one or a plurality of perforation of described cylinder between the described rotor.

39. according to the described washing machine of claim 38, wherein, described a plurality of holes in a row are arranged between the described rotor.

40. according to the described washing machine of claim 38, wherein, described a plurality of holes are arranged on the diagonal in each space between the described rotor.

41. washing machine according to claim 1, wherein, described at least one lifter comprises top and the bottom on the length direction that alternately is arranged in described at least one lifter at least one side.

42. washing machine according to claim 1, wherein, at least one side undulate of described at least one lifter.