CN1147580A - Gear of washing machine - Google Patents

Gear of washing machine Download PDF

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Publication number
CN1147580A
CN1147580A CN96108643A CN96108643A CN1147580A CN 1147580 A CN1147580 A CN 1147580A CN 96108643 A CN96108643 A CN 96108643A CN 96108643 A CN96108643 A CN 96108643A CN 1147580 A CN1147580 A CN 1147580A
Authority
CN
China
Prior art keywords
shaft
mentioned
washing machine
drive unit
paddle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN96108643A
Other languages
Chinese (zh)
Inventor
朴纹弘
朴哲雨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to KR15988/95 priority Critical
Priority to KR2019950015988U priority patent/KR0132997Y1/en
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1147580A publication Critical patent/CN1147580A/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30Driving arrangements 
    • D06F37/40Driving arrangements  for driving the receptacle and an agitator or impeller, e.g. alternatively
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F23/00Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/04Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a vertical axis
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02Rotary receptacles, e.g. drums
    • D06F37/12Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/30Driving arrangements 
    • D06F37/36Driving arrangements  for rotating the receptacle at more than one speed

Abstract

The present invention provided a drive for a washing machine without generating unpleasant noises and vibrations in washing and dehydrating, by mounting a linear motor eccentrically off the center of the rotor shaft, and it is convenient to install. This drive for a washing machine comprises a drive means, a lower drum, an upper drum, a stirring shaft, a retardment gear, a lower clutch plate, and an upper clutch plate.

Description

The drive unit of washing machine
The present invention relates to the drive unit of washing machine, in more detail, is only the driving force of CD-ROM drive motor to be passed to paddle when doing washing, and it is relevant when dewatering the revolving force of motor to be passed to the drive unit of washing machine of paddle and drench pit selectively.
An example as former motor direct attachment type agitator type washing machine is disclosed just like the clear 54-137861 of Japanese patent gazette number, has become known.
In the disclosed Fig. 1 of this part communique, label 1 is body, the 2nd, water jacket, the 3rd, the drench pit of washing machine (following, be called inside groove), above-mentioned inside groove 3 is fixed on the end of dehydrating shaft 4.Label 5 is to stir the paddle that the clothes in the inside groove 3 are used, paddle 5 be contained on the end that cleans axle 6, above-mentioned dehydrating shaft 4 is made into clean spools 6 be in coaxial on.
On the other hand, label 7 is the above-mentioned cleaning axle 6 of supporting and the bearing of dehydrating shaft 4 usefulness, be inside adorning figure go up not have expression to cleaning or the clutch mechanism of the clutch that dehydration is changed, the armature spindle of fixing on the rotor 9 of the cleaning axle 6 that setting-in clutch and dehydrating shaft 4 and formation linear motor 8 10 is being connected.Label 11 is stators, constitutes linear motor 8 by this stator 11 and above-mentioned rotor 9.
Label 12 is a plurality of switching mechanisms that are fixed on the armature spindle 10, permanent magnet 12a, 12b that it uses switch to use.A plurality of switching mechanisms 12 are configured to have such polarity, that is, the residing position of polarity is with the pendulum angle of paddle 5, that is to say that with the corresponding angle position of the anglec of rotation of rotor 9 be different; And with the framework that is arranged on linear motor 8 on or be arranged near the relative position of switch element 13 linear motor 8.
Label 14 is the rotating mechanisms that are fixed on the armature spindle 10, is fixing ferromagnetism body 15 near the front end of rotating mechanism 14, and this ferromagnetism body 15 is that circular motion is carried out at the center with armature spindle 10.Label 16 is to be fixed on the framework of linear motor 8 or near a plurality of repulsions ferromagnetism body it, and used herein is electromagnet.
A plurality of repulsions are adapted to when on the rotation round that is positioned at revolvably the ferromagnetism body of installing 15 or near above-mentioned switch element 13 it when carrying out switch motion, repel with 15 one-tenth of ferromagnetism body 16 and ferromagnetism bodies near state with ferromagnetism body 16.And repel with ferromagnetism body 16 and ferromagnetism body 15 polarity vis-a-vis is to be configured to identical construction.
Label 17 is to be configured to the vibration proof mechanism lower than body 1, and it is connected with water jacket 2.
Below, the explanation of summary is carried out in the action of existing motor direct attachment type agitator type washing machine with said structure.
After joining the rinse water of specified rate in the water jacket 2, from figure, do not have the selection portion of expression to select cleaning condition, and the rinse water of appropriate amount and washing agent are fed to 2 li of water jackets from the outside.After feedwater finished, when making linear motor 8 actions, the armature spindle 10 of above-mentioned linear motor 8 is just rotation also.At this moment, in the time of when switch arrives reed switch 13 with permanent magnet 12b near, thereby make the junction closure of reed switch 13 make the actuating of relay that does not have expression among the figure, and make motor 8 counter-rotatings at the appointed time.
Because when above-mentioned reed switch 13 carries out switch motion, make linear motor 8 carry out reverse rotation, and ferromagnetism body 15 becomes closest approach with repelling again with ferromagnetism body 16, relative polarity is same polarity, thereby at the powerful repulsion energy that forms by magnetic field force in store between the two, rotation to the armature spindle 10 of linear motor 8 has added braking action, and when the starting of reverse rotation the repulsion energy of storage is added on the linear motor 8 as starting torque.
On the other hand, be the magnetic bearing type because above-mentioned reed switch uses, thereby the switch that is keeping waiting for heteropole come approaching state with permanent magnet, above-mentioned linear motor 8 continuation are just changeed.Then, when different magnetic poles during, the contact of reed switch 13 is opened, made the relay that does not have expression among the figure change into N.C control, thereby make linear motor 8 counter-rotatings near reed switch 13.
At this moment, as mentioned above, owing to ferromagnetism body 15 with repel ferromagnetism body 16, can obtain the effect of the rotating energy of linear motor 8 and the effect of the torque when increasing counter-rotating and starting near producing the magnetic repulsion energy.
Secondly, in dehydration, the switch motion that makes linear motor 8 and reed switch 13 irrespectively towards folk prescription to rotation, and make as the effect of repelling with magnet and do not disappear, along with not dewatering normally of ferromagnetism body 15 near not producing magnet repulsion energy ground yet.
Existing washing machine with said structure, owing to when the direction of rotation of conversion motor, do not produce the energy that forms by magnetic field force, thereby can be rotated braking maneuver, and can carry out rotating reliably, when still being arranged, cleaning and dehydration can produce the shortcoming of noise and vibration.
The present invention makes in order to solve above-mentioned variety of problems, its objective is that providing a kind of makes on the center line that CD-ROM drive motor directly is connected driving shaft, thus noise that can form by action and the drive unit that vibrates the washing machine that reduces to minimum.
By the linear motor of the drive unit of washing machine of the present invention (CD-ROM drive motor) is installed on the position at the center of departing from the armature spindle in the former washing machine, generation severe noise and vibration problem are solved in the time of will cleaning and dewater.
The drive unit of the washing machine of the present invention of making to achieve the above object, it is characterized in that: it is to be made of more following members, promptly, have a driving mechanism of the driving shaft on the same center line that is installed in the paddle that is rotated selectively and drench pit; The lower cylinder that is connected with the outer peripheral face of above-mentioned driving shaft revolvably by bearing; Combine with lower cylinder with being integral, side is being provided with a plurality of gears, is forming the upper cylinder of a plurality of insertion ditches in the top within it; Can in conjunction with or be connected with the driving shaft of above-mentioned driving mechanism with removing, be provided with the shaft of the mobile paddle that rises or descend by the rinse water effect in the top; A plurality of reduction gearing that the revolving force that passes to shaft slows down in order to make, the inner peripheral surface of one side and driving shaft engagement, opposite side and upper cylinder meshes; And can combine or remove fastening bottom clutch plate and the fastening upper clutch plate that is arranged on the shaft that is arranged on the drench pit in ground with drench pit and paddle selectively.
Fig. 1 is the skiagraph of the general configuration of the existing washing machine of expression;
Fig. 2~5th, the drive unit of washing machine figure of expression one embodiment of the present of invention, wherein:
Fig. 2 is the compound section figure of drive unit of the washing machine of expression present embodiment;
Fig. 3 and Fig. 4 are the major part stereograms of drive unit of the washing machine of expression present embodiment;
Fig. 5 is the compound section figure of operating state of the drive unit of expression present embodiment;
Fig. 6~7th, the drive unit figure of the washing machine of expression another embodiment of the present invention, wherein:
Fig. 6 is the compound section figure of the drive unit of another embodiment of expression;
Fig. 7 is the compound section figure of operating state of the drive unit of another embodiment of expression.
Below, come one embodiment of the present of invention are described in detail with reference to accompanying drawing.
Fig. 2 is the skiagraph of drive unit of the washing machine of expression one embodiment of the present of invention.
In Fig. 2, label 50 expression rinse baths are installed with CD-ROM drive motor 51 in the bottom center of this rinse bath 50.Above-mentioned CD-ROM drive motor 51 is inserted the earthing and is provided with driving shaft 52, at the formation chase 52a of portion of central authorities of this driving shaft.And, above-mentioned CD-ROM drive motor 51, its center (being the side middle body of CD-ROM drive motor 51) opened predetermined distance ground, clamped by fishbolt 53 from the bottom surface of rinse bath 50 sky.In said washing groove 50, the drench pit 54 and the paddle 55 of rotation are connected on the center line of driving shaft 52 revolvably selectively by the action of CD-ROM drive motor 51.
On the bottom surface of above-mentioned paddle 55, form the 55a of buoyancy portion float by being added to the rinse water effect in the rinse bath 50, thus, also just carry out the action of lifting along with the feedwater of rinse water or draining action, paddle 55.
As shown in Figure 2, on the outer peripheral face of above-mentioned driving shaft 52, connecting lower cylinder 57 revolvably by bearing 56a; In the upside of above-mentioned lower cylinder 57, the upper cylinder 58 of fixing formation annulus 58a while fixing a plurality of insertion ditch 58b of formation on medial surface in the upper end.The bearing 56b of above-mentioned upper cylinder 58 by being contained in its upper outside, be connected on the lower inside surface of guide member 59 revolvably, and guide member 59 is to be fixedly installed on the bottom surface of rinse bath 50.
In addition, top at above-mentioned driving shaft 52, shaft 60 erectly is being set, form in the lower end of this shaft and to be inserted in the above-mentioned chase 52a of portion or to break away from the insertion section 60a of this chase, in the upper end of above-mentioned shaft 60, with screw 61a fastening paddle 55, and can run through the core that is arranged on above-mentioned drench pit 54 and rinse bath 50 with rotating freely, at the downside formative gear 60b of above-mentioned shaft 60.
On the other hand, meshing a plurality of reduction gearing 61 in the upper end of above-mentioned driving shaft 52, and the outside of the annulus 58a that forms and this reduction gearing 61 is being meshed on the medial surface of upper cylinder 58; The connector 62 that meshes with the gear 60b of above-mentioned shaft 60 is connected with the upside of above-mentioned reduction gearing 61.
As shown in Figure 3, can be inserted in the insertion ditch 58b of above-mentioned upper cylinder 58 or the support rod 63 of deviating from from ditch is arranged on the rotation side of the central portion of above-mentioned shaft 60 regularly; Dehydrating shaft 64 is arranged on the bottom surface of above-mentioned drench pit 54 regularly.
On the lower outer periphery face of above-mentioned dehydrating shaft 64, connect braking element 65 (with reference to Fig. 5), suppressing or removing the rotation of dehydrating shaft 64 by this braking element 65 slip on the inner peripheral surface of above-mentioned guide member 59.
The inner peripheral surface of the outer peripheral face of the outer peripheral face of the medial surface of above-mentioned braking element 65 and dehydrating shaft 64 and braking element 65 and guide member 59, can be along with the rising of above-mentioned paddle 55 or decline and carry out lifting slidably, as shown in Figure 4, on inner and outer circumferential surfaces, form serrations 65a, 65b, and make above-mentioned serrations 65a, 65b and dehydrating shaft 64 and guide component of thing 59 fastening; Certainly, the spring that also its formation can be slided up and down.
Like this, above-mentioned drench pit 54 can be held in halted state when braking element 65 and dehydrating shaft 64 and guide member 59 are fastening; Descend at above-mentioned braking element 65, just can rotate when being disengaged with the tightening state of dehydrating shaft 64.
On the other hand, bottom clutch plate 66 is set regularly, on this bottom clutch plate 66, forms a plurality of highlightedly in conjunction with projection 66a at the upside of above-mentioned drench pit 54; On above-mentioned shaft 60, upper clutch plate 67 is being set regularly, on this upper clutch plate 67, form bottom clutch plate 66 in conjunction with projection 66a can insert or break away from a plurality of in conjunction with ditch 67a.
Above-mentioned upper clutch plate 67 is to be arranged on regularly on the shaft 60, but is not limited to this structure, for example also can form on the bottom surface of paddle 55.
On above-mentioned upper and lower part clutch plate 67,66, form a plurality of relatively, but relative gear-like protrusions also can be set respectively highlightedly and they are mutually combined or separated structures in conjunction with projection 66a with in conjunction with ditch 67a.
The 52a of chase portion of above-mentioned driving shaft 52 and shaft 60 are preferably in polygonal that the Shi Chengke that mutually combines rotates integratedly, for example triangle, quadrangle etc.
Number in the figure 68a, 68b represent closely to insert to be arranged between drench pit 54 and shaft and rinse bath 50 and the dehydrating shaft 64, are used for preventing the bedding and padding that leak; Label 59c is that expression is arranged on the bearing between above-mentioned guide member 59 and the shaft 60 with inserting; 69a, 69b, 69c are that expression is arranged on the sleeve between above-mentioned shaft 60 and dehydrating shaft 64 and the upper cylinder 58 with inserting.
Below, the effect and the effect of the drive unit of the washing machine of embodiments of the invention with said structure described.
When beginning to clean, when being added to an amount of rinse water in the rinse bath 50, as shown in Figure 2, the effect of the 55a of buoyancy portion that forms on the bottom surface by paddle 55 is risen paddle 55, meanwhile, above-mentioned shaft 60 and driving shaft 52 are broken away from.
Then, when about CD-ROM drive motor 51 carries out, reversing, its revolving force passes to shaft 60 after being decelerated by driving shaft 52, by reduction gearing 61 and connector 62, Yi Bian counter-rotating about paddle 55 is carried out is cleaned Yi Bian produce current ground in rinse water.
At this moment, the rotation by the fastening above-mentioned dehydrating shaft 64 of braking element 65 inhibition of serrated member 65a, 65b between the medial surface of lateral surface that is arranged on above-mentioned dehydrating shaft 64 and guide member 59 remains on the state that stops with drench pit 54 thus.
On the other hand, after cleaning process, after being changed the water cleaning, begin to dewater with supplying with rinse water several times.
In dehydration, as shown in Figure 5, because the water that changes of the rinse water in rinse bath 50 does not have the buoyancy that is formed by rinse water on the 55a of buoyancy portion, thereby paddle 55 is descended, thus, the formed insertion section 60a in lower end of the dehydrating shaft 64 that is lowered by is inserted in the formed chase 52a of portion in driving shaft 52 upper ends, and support rod 63 is dropped to be inserted in the insertion ditch 58b that the upside in upper cylinder 58 forms, make the combining in conjunction with ditch 67a and bottom clutch plate 66 of the upper clutch plate 67 of decline simultaneously in conjunction with projection 66a.
Because descend with support rod 63 with above-mentioned wire element 59 and dehydrating shaft 64 fastening braking elements 65, thus, serrations 65b is only fastening with the medial surface of guide member 59, thereby above-mentioned dehydrating shaft 64 just becomes revolvable state.
At this moment, the revolving force that is formed by the action of above-mentioned CD-ROM drive motor 51 is passed to shaft 60 by driving shaft 52, makes paddle 55 rotations thus, meanwhile, by the insertion of support rod 63 in inserting ditch 58b, shaft 60 and upper cylinder 58 and lower cylinder 57 are rotated with being integral.
In addition, meanwhile, top and the bottom clutch plate 67,66 rotates above-mentioned shaft 60 and drench pit 54 by in conjunction with ditch 67a with in conjunction with the combination of the fastening formation of projection 66a with being integral, carries out dehydration thus.
At this moment, rotation by braking element 65, the outer peripheral face of itself and above-mentioned dehydrating shaft 64 is broken away from, thereby make dehydrating shaft 64 form the state that can rotate freely, because above-mentioned dehydrating shaft 64 is not restricted, thereby, just can carry out dehydration by the rotation of above-mentioned drench pit 54 and paddle 55 by rotating with drench pit 54 with being integral.
Like this, the drive unit of the washing machine of this embodiment of the present invention, because the center line of the driving shaft of CD-ROM drive motor along shaft directly is connected on the shaft that is connected with the center line of drench pit and paddle, make the revolving force of above-mentioned CD-ROM drive motor pass to paddle and drench pit selectively, thereby can not only reduce to minimum to noise that forms by action and vibration, can undisturbedly turn round, also because simple in structure, thereby easy to assembly, have and can make the significantly reduced advantage of manufacturing cost.
Fig. 6, Fig. 7 are the sectional drawings of drive unit of the washing machine of expression another embodiment of the present invention, on the bottom surface of paddle 55, downwards form highlightedly a plurality of in conjunction with projection 55b, on the bottom surface of drench pit 54, form above-mentioned in conjunction with projection 55b can insert or break away from a plurality of in conjunction with ditch 54a.And on the bottom surface of said washing groove 50, adorning fixed head 70, on said fixing plate 70, be integral fastening the casing 71 in ground.On the other hand, in said machine casing 71, adorning the CD-ROM drive motor 51 that constitutes by rotor 51a and stator 51b.
The driving shaft 52 that above-mentioned rotor 51a and upper end form the chase 52a of portion combines revolvably, at the coaxial upside of above-mentioned driving shaft 52, shaft 60 can be set uprightly up and down, it have can be inserted in the above-mentioned chase 52a of portion or with the insertion section 52a of its disengaging.The reduction gearing 61 of the revolving force deceleration usefulness of being transmitted by driving shaft 52 is combined on the outside of above-mentioned driving shaft 52 and shaft 60 revolvably.
Above-mentioned reduction gearing 61 is made of gear wheel in large diameter 61a and small diameter gear wheel 61b, gear wheel in large diameter 61a and driving shaft 52 are fastening, small diameter gear 61b forms in the compartment of terrain that the upside sky of gear wheel in large diameter 61a is opened regulation, and with meshed selectively by conjugate gear 60b on the shaft 60 of lifting.Above-mentioned gear wheel in large diameter 61a and small diameter gear 61b selectively with shaft 60 on gear 60b and the engagement of the upper periphery face of driving shaft 52, thus the rotary speed that passes to paddle 55 is slowed down.
In Fig. 6, label 68c represents closely to be plugged in the outer peripheral face of above-mentioned shaft 60 and the bedding and padding between drench pit 54 and the rinse bath 50.
Below, the effect and the effect of the drive unit of the washing machine of another embodiment of the present invention described.
When being fed to an amount of rinse water in the rinse bath 50, by the effect of the 55a of buoyancy portion that forms on the bottom surface, paddle 55 is risen, meanwhile, after shaft 60 rises, insertion section 60a is broken away from from the 52a of chase portion, thus, as shown in Figure 6, the revolving force of the driving shaft 52 that is formed by the action of rotor 51a passes to shaft 60 and paddle 55 and makes their rotations through reduction gearing 61.Promptly, gear wheel in large diameter 61a and the small diameter gear 61b of the revolving force of above-mentioned driving shaft 52 by reduction gearing 61 passes to gear 60b ground and slows down fully, like this, while about above-mentioned paddle 55 is carried out the counter-rotating, cause that in rinse water current ground cleans.
At this moment, the rising of the above-mentioned paddle 55 that forms by rinse water, make in conjunction with ditch 54a with separate in conjunction with projection 55b, just drench pit 54 is held in stationary state thus.
After cleaning end, after repeatedly changing the water cleaning, just then dewater.
In dehydration, when the rinse water in the rinse bath 50 is changed water, above-mentioned paddle 55 and shaft 60 carry out down maneuver as illustrated in fig. 7, the insertion section 60a of shaft 60 is inserted in the chase portion of driving shaft 52 (with reference to Fig. 6), make revolving force directly pass to shaft 60, thereby above-mentioned driving shaft 52 and shaft 60 are rotated with being integral from driving shaft 52.Along with the decline of above-mentioned shaft 60 is moved, make on the bottom surface of paddle 55 form highlightedly a plurality of in conjunction with projection 55b be inserted into form drench pit 54 in conjunction with in the ditch 54a, thereby above-mentioned paddle 55 and drench pit 54 are dewatered at the same rate with being rotated.
At this moment, because the gear 60b that combines with above-mentioned shaft 60 descends, just do not mesh with reduction gearing 61, thereby do not produce decelerating effect.Therefore, can obtain effect and the effect same with the foregoing description.
As mentioned above, the drive unit of the washing machine of each embodiment of the present invention, because CD-ROM drive motor directly is connected on the center line of paddle and drench pit, paddle and drench pit are rotated selectively, thereby can not only reduce to noise that is accompanied by action and forms and vibration minimum, can undisturbedly move, but also have simple in structure, easy to assembly, the advantage that can reduce manufacturing cost that can make reduction gearing and CD-ROM drive motor.

Claims (12)

1, a kind of drive unit of washing machine is characterized in that it comprises following parts: the driving mechanism with the driving shaft on the same center line that is installed in the paddle that is rotated selectively and drench pit; The lower cylinder that is connected with the outer peripheral face of above-mentioned driving shaft revolvably by bearing; Combine with lower cylinder, side is being provided with a plurality of gears within it with being integral, forms the upper cylinder of a plurality of insertion ditches in the top; Can in conjunction with or remove ground and be connected, be provided with in the top the shaft of mobile paddle of rising or descend by the rinse water effect with the driving shaft of above-mentioned driving mechanism; A plurality of reduction gearing that the revolving force that passes to shaft slows down in order to make, the inner peripheral surface of one side and driving shaft engagement, opposite side and upper cylinder meshes; And can combine or remove fastening bottom clutch plate and the fastening upper clutch plate that is arranged on the shaft that is arranged on the drench pit in ground with drench pit and paddle selectively.
2, the drive unit of washing machine as claimed in claim 1 is characterized in that: be provided with, be connected by a plurality of bearings the guide member on the downside of rinse bath at the upside that is arranged on above-mentioned upper cylinder on the bottom surface that closely is contained in rinse bath.
3, the drive unit of washing machine as claimed in claim 1 is characterized in that: above-mentioned shaft is arranged on the dehydrating shaft by a plurality of bearings in its outside.
4, the drive unit of washing machine as claimed in claim 3 is characterized in that: above-mentioned shaft is being provided with in the insertion ditch that is inserted into upper cylinder or from inserting ditch at its central portion and is breaking away from, makes drench pit and paddle be integral the support rod of rotation.
5, the drive unit of washing machine as claimed in claim 4 is characterized in that: above-mentioned braking element forms serrations respectively on the outer peripheral face within it.
6, the drive unit of washing machine as claimed in claim 1 is characterized in that: above-mentioned dehydrating shaft tightens the set braking element in its outside, and it is according to the lifting moving of shaft and fastening selectively, thereby suppresses or remove the rotation of drench pit.
7, the drive unit of washing machine as claimed in claim 1 is characterized in that: above-mentioned reduction gearing is connected on the connector of gears engaged of its upside and shaft.
8, the drive unit of washing machine as claimed in claim 1 is characterized in that: above-mentioned reduction gearing is engaged on the upper end of driving shaft, and the annulus that forms on the medial surface of its outside and upper cylinder is meshing.
9, a kind of drive unit of washing machine is characterized in that it comprises following parts: be arranged on the lower inside of casing, the driving mechanism of stator and the rotor that is connected with driving shaft is arranged; Can with above-mentioned driving shaft combination with separate the shaft of the paddle that being provided with is in the top risen or descended by the effect of rinse water moves; For the revolving force that passes to above-mentioned shaft is slowed down, one side and driving shaft mesh, a plurality of reduction gearing of the inner peripheral surface engagement of opposite side and upper cylinder; Paddle and drench pit can be selectively in conjunction with or remove on paddle, form like that a plurality of in conjunction with projection; What form on drench pit is a plurality of in conjunction with ditch.
10, the drive unit of washing machine as claimed in claim 9 is characterized in that: the driving shaft of above-mentioned driving mechanism forms chase portion in the top.
11, the drive unit of washing machine as claimed in claim 9 is characterized in that: above-mentioned shaft forms the insertion section in the chase portion that can insert driving shaft at its front end.
12, the drive unit of washing machine as claimed in claim 9 is characterized in that: above-mentioned reduction gearing by with the gear wheel in large diameter of driving shaft engagement and selectively be connected above-mentioned shaft on the small diameter gear that is meshed of gear constitute.
CN96108643A 1995-06-30 1996-06-26 Gear of washing machine Pending CN1147580A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR15988/95 1995-06-30
KR2019950015988U KR0132997Y1 (en) 1995-06-30 1995-06-30 Driving gear of a washing machine

Publications (1)

Publication Number Publication Date
CN1147580A true CN1147580A (en) 1997-04-16

Family

ID=19417287

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96108643A Pending CN1147580A (en) 1995-06-30 1996-06-26 Gear of washing machine

Country Status (3)

Country Link
JP (1) JP2731382B2 (en)
KR (1) KR0132997Y1 (en)
CN (1) CN1147580A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100336965C (en) * 2002-06-11 2007-09-12 乐金电子(天津)电器有限公司 Driving device of washing machine
CN100414029C (en) * 2003-06-30 2008-08-27 乐金电子(天津)电器有限公司 Driving device of full-automatic washing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100336965C (en) * 2002-06-11 2007-09-12 乐金电子(天津)电器有限公司 Driving device of washing machine
CN100414029C (en) * 2003-06-30 2008-08-27 乐金电子(天津)电器有限公司 Driving device of full-automatic washing machine

Also Published As

Publication number Publication date
JP2731382B2 (en) 1998-03-25
KR0132997Y1 (en) 1999-04-15
JPH0910465A (en) 1997-01-14
KR970001870U (en) 1997-01-24

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