CN104790177B - A kind of decelerating clutch of washing machine - Google Patents

A kind of decelerating clutch of washing machine Download PDF

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Publication number
CN104790177B
CN104790177B CN201410030094.7A CN201410030094A CN104790177B CN 104790177 B CN104790177 B CN 104790177B CN 201410030094 A CN201410030094 A CN 201410030094A CN 104790177 B CN104790177 B CN 104790177B
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China
Prior art keywords
shaft
gear
clutch
axle sleeve
planetary
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CN201410030094.7A
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CN104790177A (en
Inventor
吕佩师
杨林
张刚金
今井俊次
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Qingdao Haier Washing Machine Co Ltd
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Qingdao Haier Washing Machine Co Ltd
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Priority to CN201410030094.7A priority Critical patent/CN104790177B/en
Priority claimed from PCT/CN2014/095102 external-priority patent/WO2015109915A1/en
Publication of CN104790177A publication Critical patent/CN104790177A/en
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    • 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

Abstract

The invention discloses a kind of decelerating clutch of washing machine, including input shaft, input axle sleeve, braked wheel, retarder, dehydrating shaft, output shaft, lower case and arrangement of clutch, retarder is mounted on braked wheel inner cavity, and dehydrating shaft is integrally connected with braked wheel;Input shaft, input axle sleeve, braked wheel and output shaft are connected with retarder respectively, the double-planet train that retarder is made of the first planetary gear train and the second planetary gear train, input axle sleeve and the wheel carrier of the second planetary gear train are integrally connected, and input axle sleeve is flexibly connected with braked wheel;Arrangement of clutch includes that the positioning disk being installed in lower case, the torque transmissioning shaft set being installed on input shaft, the clutch discs that is installed in input axle sleeve and can connect/disconnect respectively with positioning disk and torque transmissioning shaft set and control clutch discs and positioning disk and torque transmissioning shaft set one connect a disconnected clutch control mechanism.The present invention has the characteristics that simple and compact for structure, manufacturing cost is low, transmission is safe and reliable, efficient, long service life and low noise.

Description

A kind of decelerating clutch of washing machine
Technical field
The present invention relates to washing machine field, specifically a kind of decelerating clutch of washing machine.
Background technique
Currently, the effect of the speed-reducing clutch of pulsator washing machine is usually band after the Double-directional rotary of motor is slowed down Dynamic impeller does reciprocating rotation.Conventional speed-reducing clutch mainly by input shaft, output shaft, output sleeve, input axle sleeve, braked wheel, The deceleration mechanism being mounted on inside braked wheel and the clutch components being mounted in input axle sleeve composition.When washing operating condition, Output shaft low-speed bidirectional is asked to rotate repeatedly, output sleeve and braked wheel are an entirety, and deceleration mechanism, which generally only rises, simply to be subtracted Speed effect, when braked wheel is braked, output sleeve is also braked, and driving motor bidirectional rotation can only drive output shaft accordingly double To rotation.
Existing twisting speed-reducing clutch, internal reduction mechanism simultaneously have not been changed, and only change clutch control mechanism, by Conventional list ratchet, single pawl, are changed to double ratchet wheels, double pawls, and when washing operating condition, braked wheel is tentatively unclamped (just complete when dehydration It is complete to unclamp), driving motor bidirectional rotation drives the corresponding bidirectional rotation of output shaft, while output sleeve is because being braked, and by Water flow reaction masterpiece rotation corresponding to output shaft opposite direction when output shaft rotates, corner very little, and by the resistance of clothing Power variation, it is unstable that the revolving speed and the amplitude of oscillation of output sleeve change at any time.Though being formed to stranding phenomenon, and not up to ideal Washing effect, and because the operating mechanism of brake band and double pawls is linkage, when washing, double pawls do not allow to leave ratchet (just being left when dehydration), therefore when washing, brake band is only preliminary release, and separation is not thorough, and increases friction and the mill of brake band Damage, improves the shaping and adjustment requirement to brake band.When dehydration condition, it is desirable that output shaft and output sleeve are whole as one The unidirectional high speed rotation of body, to achieve the purpose that centrifugal dehydration.In order to convert the operating condition of washing and dehydration, conventional speed-reducing clutch must Must be equipped with complete clutch parts such as ratchet, pawl, ratchet spring, brake spring, clutch axle sleeve, adjustment bolts, but itself is simultaneously Function without automatic clutch conversion must make brake spring that clutch action, Cai Nengzhuan occur through the manipulation of external traction electric machine The operating condition washed with dehydration is changed clothes, electric-control system and clutch steerable system are more complex, increase abrasion, increase brake bar Opening force directly affects the service life of associated components.
Improved twisting formula speed-reducing clutch, using the deceleration mechanism of bi-directional drive, deceleration mechanism is by will be electric The rotation output of machine turns to rotations opposite, that speed is different for two, thus respectively drive impeller and interior bucket carry out it is contrary, The different rotation of speed, and then play the role of carrying out clothing washing to washing by rubbing with the hands.The deceleration of existing washing machine bi-directional drive from Planet fixed shaft gear train drive mechanism, gear transmission structure and Oscillating Tooth Gear Reducer structure is usually used in clutch, due to general gear Transmission noise in the transmission of positive and negative twocouese is big, and to obtain manufacturing cost higher for Oscillating Tooth Gear Reducer structure, and therefore, planet fixed shaft gear train passes Dynamic structure is widely used.
Application No. is 03239381.4 Chinese patents to disclose a kind of automatic reduction clutch of washing machine, it mainly by Input shaft, output shaft, output sleeve, input axle sleeve, braked wheel and the double drive gear mechanism composition being mounted on inside braked wheel, Input shaft, output sleeve and output shaft are connected with double drive gear mechanism respectively, are equipped between braked wheel and output sleeve component Arrangement of clutch.When washing operating condition, output shaft and output sleeve are mutually reverse, two-way to drive in proportion, repeatedly swing rotary, relatively Strength rubs pendulum with the hands.When dehydration condition, is acted on by the locking of arrangement of clutch, output shaft and output sleeve can be made to combine automatically, simultaneously Make the unidirectional continuous rotation of high speed, centrifugal dehydration.
But the washing machine with above-mentioned speed-reducing clutch is when washing operating condition, interior bucket with impeller is frequently opposite operates, it is interior The moment of inertia that bucket generates acts directly on freewheel clutch, and with the increase of washing of drum type washing machine capacity, often because surmounting Clutch is bad and quality problem occurs.Opposition often is generated to unilateral bearing in interior bucket rotary course, unidirectionally Bearing is easy to appear failure phenomenon, while holding phenomenon tightly and clutch spring being caused to be damaged occur in clutch spring when just will appear washing;Separately Outside, it is separated due to dehydrating shaft with braked wheel, and is connect with retarder, interior bucket generates the amplitude of oscillation under dewatering state, acts directly on On dehydrating shaft, dehydration eccentric shaft is larger, causes vibration of washing machine is big noise occur.
In view of this present invention is specifically proposed.
Summary of the invention
The technical problem to be solved in the present invention is that overcoming the deficiencies of the prior art and provide a kind of simple and compact for structure, system Make at low cost, transmission is safe and reliable, efficiently, the decelerating clutch of washing machine of long service life and low noise.
In order to solve the above technical problems, the present invention is using the basic conception of technical solution: a kind of washing machine deceleration clutch Device, comprising: input shaft, input axle sleeve, braked wheel, retarder, dehydrating shaft, output shaft, lower case and arrangement of clutch, input axle sleeve It is sleeved on input shaft, dehydrating shaft is sleeved on output shaft, and retarder is mounted on braked wheel inner cavity, the dehydrating shaft and braking Wheel is integrally connected;Input shaft, input axle sleeve, braked wheel and the output shaft is connected with retarder respectively, described The double-planet train that retarder is made of the first planetary gear train and the second planetary gear train, the first planetary gear train be input shaft with it is defeated Deceleration transmission chain between shaft, the second planetary gear train are the decelerations between output shaft and braked wheel and dehydrating shaft and turn to each other Opposite transmission chain, the input axle sleeve and the wheel carrier of the second planetary gear train are integrally connected, input axle sleeve and braked wheel It is flexibly connected;Arrangement of clutch include the positioning disk being installed in lower case, the torque transmissioning shaft set being installed on input shaft, be installed on it is defeated Enter the clutch discs that can be connected/disconnected on axle sleeve and with positioning disk and torque transmissioning shaft set respectively and control clutch discs and positioning disk and passes square Axle sleeve one connects a disconnected clutch control mechanism.
Further, the output shaft is sequentially connected by the first planetary gear train and input shaft, and the dehydrating shaft is logical Braked wheel, the second planetary gear train and output shaft is crossed to be sequentially connected.
Further, first planetary gear train is mainly by the first central gear, first planetary gear axis, the first planet Gear, the first internal gear and the first planetary wheel carrier are constituted, and the first central gear is installed on input shaft, and the setting of the first internal gear exists Braked wheel inner cavity, first planetary gear and first planetary gear axis activity cooperation are evenly arranged on the same circumference of the first planetary wheel carrier, First planetary gear is engaged with the first central gear and the first internal gear simultaneously, and output shaft and the first planetary wheel carrier are connected as one Body.
Further, second planetary gear train is mainly by the second central gear, the second planetary gear shaft, the second planet Gear, secondary annulus and the second planetary wheel carrier are constituted, and secondary annulus is packed in braked wheel inner cavity, and the second central gear is fixedly mounted with On output shaft, the second planetary gear and the second planetary gear shaft activity cooperation are evenly arranged on the same circumference of the second planetary wheel carrier, Second planetary gear is engaged with secondary annulus and the second central gear simultaneously, and input axle sleeve and the second planetary wheel carrier are connected as one Body.
Further, the input axle sleeve is connect by the first internal gear with the second planetary wheel carrier, the first planetary wheel carrier It is connected with exporting axis by the second central gear.
Further, the first internal gear lower end is connect with input axle sleeve upper end, the first internal gear upper end and the second planetary gear The connection of frame lower end.
Further, the secondary annulus is arranged on braked wheel inner cavity and is connected with braked wheel;Dehydrating shaft passes through Connecting shaft and braked wheel are fixed into a rigid body.
Further, the first planetary gear being evenly arranged on the same circumference of the first planetary wheel carrier and the first planet tooth Wheel shaft quantity is 2-4;Second planetary gear and the second planet that are evenly arranged on the same circumference of the second planetary wheel carrier The gear number of axle is 2-4.
Further, the clutch control mechanism includes brake arm, shifting fork device and clutch discs spring, clutch discs spring It is set in the outer circle of input axle sleeve, and is abutted with clutch discs, shifting fork device is mounted in lower case;Clutch control mechanism is synchronous Control clutch discs and positioning disk connect/disconnect and clutch discs and torque transmissioning shaft set disconnection/connection realization dehydrating shaft and output shaft it is mutual For the conversion for rotating backward/rotating in same direction.
Further, the input axle sleeve passes square by the rotatable one end for being fitted to braked wheel of rolling bearing Axle sleeve and input shaft link;Torque transmissioning shaft set is disposed adjacent with input axle sleeve;Clutch discs are set in input axle sleeve, with input axle sleeve Along axially slidable connection.
Further, the torque transmissioning shaft is covered close to one end of clutch discs is equipped with the first spline, inner hole is equipped in first and spends Key or square hole, clutch discs are equipped with the second spline close to one end that torque transmissioning shaft covers, inner hole is provided with the second internal spline, close to positioning One end of disk is equipped with third spline;Positioning disk is fixedly mounted on lower case lower part, and positioning disk is equipped with the close to one end of clutch discs Four splines;Input axle sleeve is equipped with the second external splines;Torque transmissioning shaft covers the first spline and the second spline of clutch discs is movably cooperatively connected, Second internal spline and the second male splined shaft of input axle sleeve are spent to sliding connection, clutch discs third spline and positioning disk the 4th Key is movably cooperatively connected, and torque transmissioning shaft covers the first external splines of tail end or square toes cooperation on the first internal spline or square hole and input shaft Connection.
Further, torque transmissioning shaft set links with input shaft, and when shifting fork device depresses clutch discs, clutch discs spring is in pressure Contracting state, the first spline and the second spline are in discrete state, and third spline is connect with the 4th spline, that is, clutch discs and biography square Axle sleeve disconnects, and connect with positioning disk, and dehydrating shaft and output shaft rotate backward each other at this time, i.e., in washing operating condition;Work as shift fork When device leaves clutch discs, clutch discs spring pops up clutch discs, and the first spline is connect with the second spline, third spline and the 4th Spline separation, that is, clutch discs and torque transmissioning shaft set connect, and disconnect with positioning disk, and dehydrating shaft and output shaft rotate in same direction at this time, i.e., In dehydration condition.If torque transmissioning shaft set with braked wheel link, situation on the contrary, shifting fork device depress clutch discs when, clutch discs with Torque transmissioning shaft set connection, and disconnected with positioning disk, it is in dehydration condition;Conversely, for washing operating condition.
Further, at least one rolling bearing and at least one are installed at the axle journal that braked wheel contains input axle sleeve Oil sealing.Preferably, installation is there are two rolling bearing and an oil sealing, more preferably, oil sealing be mounted on two rolling bearings it Between.
The alternative of above scheme is to replace with the torque transmissioning shaft set being installed on the input shaft and be mounted on braked wheel Upper one end close to input shaft.
Retarder of the present invention replaces with compound planetary train, and compound planetary train is both input shaft and output between centers Deceleration transmission chain, and be output shaft and the deceleration of braked wheel and dehydration between centers and turn to transmission chain opposite each other.
Further, the compound planetary train is mainly by third central gear, compound planet gear, third internal tooth Wheel, the 4th internal gear, compound planet gear axis and compound planetary wheel carrier are constituted, and compound planet gear includes gear and lower tooth Wheel, the first central gear are installed on input shaft, and lower gear is engaged with the first central gear and third internal gear simultaneously, gear It is engaged with the 4th internal gear, compound planetary wheel carrier, which is connected with exporting axis, to be integrated, and the 4th internal gear is packed in braked wheel inner cavity, defeated Enter axle sleeve to be connected as one with third internal gear.
Washing machine of the present invention, including be filled with water outer barrel, be co-axially located at and place the interior bucket, coaxial of clothing in outer barrel The impeller and driving motor of bottom within the inner barrel are set, the input shaft is connect with driving motor, and output shaft is connect with impeller, Dehydrating shaft is connect with interior bucket, makes impeller and interior bucket two-way turn reversed each other by the deceleration transmission of speed-reducing clutch when washing Dynamic, impeller one-directionally rotates at the same speed in the same direction with interior bucket when dehydration.
Further, first planetary gear and are determined according to the capacity of washing of drum type washing machine, energy consumption and washing effect Two planetary gear diameters, modulus and the number of teeth.
Further, the driving motor is straight by belt gear and input axis connection or driving motor Motor is driven to be directly connected to input shaft.
After adopting the above technical scheme, the present invention has the advantages that compared with prior art.
The present invention provides a kind of speed-reducing clutch of two-way backwards rotation washing efficient, simple and reliable for structure, improve The transmission efficiency of washing machine, reduces energy consumption.Speed-reducing clutch structure of the present invention is simple, high reliablity, improves washing machine Performance.
Retarder in speed-reducing clutch of the present invention uses different transmission chains, and such as double-planet train, satisfaction subtracts Speed ratio, output shaft are opposite with braked wheel and dehydrating shaft to be rotated backward, and bearing capacity is improved, overcome traditional double dynamical deceleration from The defects of clutch dehydrating shaft is separated with braked wheel, and system rigidity is poor, the interior bucket amplitude of oscillation is big, noise is big under dewatering state;To make to subtract Fast wheel train structure is novel, and system stiffness is good, and bearing capacity is strong, reliable operation, long service life, realizes the water in stable ideal Washings is washed by rubbing with the hands in stream, improves clean ratio, reduces energy consumption, reduces and has even prevented washings wrapping phenomena.
The present invention again improves arrangement of clutch, so that its clutch will not fail, long service life, noise It is low.The arrangement of clutch can substitute over the arrangement of clutch of use side's silk spring, ratchet, pawl and brake bar completely, remove simultaneously Freewheel clutch can save manufacturing cost.
Detailed description of the invention
Fig. 1 is deceleration clutch structure of washing-machine schematic diagram of the present invention;
Fig. 2 is decelerating clutch of washing machine arrangement of clutch structural schematic diagram of the present invention;
Fig. 3 is another arrangement of clutch attachment structure schematic diagram of decelerating clutch of washing machine of the present invention;
Fig. 4 is another retarder attachment structure schematic diagram of decelerating clutch of washing machine of the present invention;
Explanation: input shaft 1 is marked in attached drawing;First central gear 1a;First external splines 1b;Third central gear 1c;It is defeated Enter axle sleeve 2;Second external splines 2a;Rolling bearing 3;Oil sealing 4;Braked wheel 5;First planetary wheel carrier lid 6;First planetary gear axis 7; First planetary gear 8;First internal gear 9;First planetary wheel carrier 10;Connecting shaft 11;Dehydrating shaft 12;Output shaft 13;Second planet Wheel carrier lid 14;Second planetary gear shaft 15;Second planetary gear 16;Secondary annulus 17;Second planetary wheel carrier 18;Second center Gear 19;Torque transmissioning shaft set 20;First spline 20a;First internal spline 20b;Clutch discs 21;Second spline 21a;Second internal spline 21b;Third spline 21c;Clutch discs spring 22;Shifting fork device 23;Rolling bearing 24;Brake arm 25;Brake band 26;Rolling bearing 27;Upper housing 28;Lower case 29;Positioning disk 30;4th spline 30a;Groove 31;Boss 32;5th spline 33;6th spline 34;Third internal gear 35;4th internal gear 36;Compound planet gear axis 37;Compound planetary wheel carrier 38;Gear 39;Lower gear 40
Specific embodiment
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Embodiment one
As shown in Figure 1 to Figure 3, the present invention provides a kind of novel decelerating clutch of washing machine, comprising: input shaft 1, defeated Enter axle sleeve 2, rolling bearing 3, oil sealing 4, braked wheel 5, retarder, connecting shaft 11, dehydrating shaft 12, output shaft 13, brake arm 25 and Arrangement of clutch.
Input axle sleeve 2 is flexibly connected by the cooperation of rolling bearing 3 with braked wheel 5, dehydrating shaft 12 pass through connecting shaft 11 and Braked wheel 5 is fixed into a rigid body, and retarder is mounted on 5 inner cavity of braked wheel, input shaft 1, braked wheel 5 and output shaft 13 and retarder It is connected, input axle sleeve 2 is sleeved on 1 on input shaft, and dehydrating shaft 12 is sleeved on output shaft 13, contains input shaft in braked wheel 5 There are two rolling bearings 3 and an oil sealing 4, rolling bearing 3 to play supporting role to input axle sleeve 2 for installation at the axle journal A of set, and Rolling bearing 3 and oil sealing 4 play the role of sealing and anti-leakage to braked wheel inner cavity train grease.
The double-planet train that the retarder is made of the first planetary gear train and the second planetary gear train, the first planetary gear System is deceleration transmission chain between input shaft 1 and output shaft 13, and the second planetary gear train is between output shaft 13 and braked wheel 5 and dehydrating shaft 12 Deceleration and turn to opposite each other transmission chain.Retarder is arranged in 3 inner cavity of braked wheel, and existing traditional speed-reducing clutch is unique Deceleration train between some input shafts 1 and output shaft 13, and have the deceleration between output shaft 13 and braked wheel 5 and dehydrating shaft 12 and change Become to turn to transmission chain opposite each other.Arrangement of clutch is for the separation or combination between input shaft 1 and input axle sleeve 2;Brake band 26 are used for braked wheel 5 in the braking or release of dehydration rotation direction (refering to Fig. 2).
First planetary gear train is mainly by the first central gear 1a, the first planetary wheel carrier lid 6, first planetary gear axis 7, first planetary gear 8, the first internal gear 9, the first planetary wheel carrier 10 are constituted, and the first central gear 1a one extrusion forming is in defeated Enter on axis 1, first planetary gear 8 is evenly arranged on the same circumference of the first planetary wheel carrier 10 and engages with the first internal gear 9, the first internal tooth 9 setting of wheel cooperates in 5 inner cavity of braked wheel, first planetary gear 8 and 7 activity of first planetary gear axis, and the first planetary wheel carrier 10 is logical It crosses the second central gear 19 to connect with output shaft 13, the first planetary wheel carrier lid 6 is connect with 10 riveted of the first planetary wheel carrier.Described Second planetary gear train is mainly by the second planetary wheel carrier lid 14, the second planetary gear shaft 15, the second planetary gear 16, secondary annulus 17, the second planetary wheel carrier 18, the second central gear 19 are constituted, and secondary annulus 17 is packed in 5 inner cavity of braked wheel, the second centre tooth Wheel 19 is packed on output shaft 13 to be engaged with the second planetary gear 16,15 activity of the second planetary gear 16 and the second planetary gear shaft Cooperation, is engaged, the second planetary gear shaft 15 is mounted on the second planetary wheel carrier 18, the second planetary gear 16 with secondary annulus 17 It is evenly arranged on the same circumference of the second planetary wheel carrier 18 with the second planetary gear shaft 15, the second planetary wheel carrier lid 14 and the second planetary gear The connection of 18 riveted of frame.Be mounted on first planetary gear 8 on first planetary gear axis 7 simultaneously with the first central gear 1a, first Internal gear 9 engages, be mounted on the second planetary gear 16 in the second planetary gear shaft 15 simultaneously with the second central gear 19, second Internal gear 17 engages;The input axle sleeve 2 is connected as one by the first internal gear 9 with the second planetary wheel carrier 18, in first 9 lower end of gear is connect with 2 upper end of input axle sleeve, and 9 upper end of the first internal gear is connect with 18 lower end of the second planetary wheel carrier.First planet Wheel carrier 10 is connect by the second central gear 19 with output shaft 13;Secondary annulus 17 be arranged on 5 inner cavity of braked wheel and with system Driving wheel is connected;Dehydrating shaft 12 is fixed into a rigid body by connecting shaft 11 and braked wheel 5.
For example, multiple grooves 31 are distributed in 9 lower end surface of the first internal gear, 2 upper surface of input axle sleeve is distributed with and groove 31 Corresponding boss 32, input axle sleeve 2 are connected and fixed by the groove 31 on 9 lower end surface of boss 32 and the first internal gear (refering to figure 1), the position of the texture grooves and boss can be interchanged, i.e. boss, 2 upper end of input axle sleeve is distributed in 9 lower end surface of the first internal gear EDS maps are fluted;As shown in Fig. 2, 9 upper end inner hole of the first internal gear is equipped with the 5th spline 33, outside 18 lower end of the second planetary wheel carrier Circle is equipped with the 6th spline 34, the first internal gear 9 and the second planetary wheel carrier 18 and is spent by the 5th spline 33 and the cooperation of the 6th spline 34 Key connection is fixed, and groove and boss correspond, and preferably 6-8.The inserting mode of above-mentioned groove and boss can also use It is other such as weld, rivet, spline connection connection type substitution, spline connects between the 5th spline and the 6th spline, can also be with It using other such as welding, rivets, grafting connection type substitution, the two does not relatively rotate.
Embodiment two
As shown in Fig. 2, clutch control mechanism of the present invention includes shifting fork device 23 and clutch discs spring 22, clutch discs spring 22 It is set in the outer circle of input axle sleeve 2, and is abutted with clutch discs 21,23 hinge type of shifting fork device is mounted in lower case 29;From Close control mechanism synchronously control clutch discs 21 and positioning disk 30 connect/disconnect and clutch discs 21 and torque transmissioning shaft cover 20 disconnections/company The conversion for realizing that dehydrating shaft 12 and output shaft 13 are rotated backward each other/rotate in same direction is connect, i.e. washing is converted with dehydration condition.
Torque transmissioning shaft set 20 is equipped with the first spline 20a close to one end end face of clutch discs 21, inner hole is equipped with the first internal spline 20b Or square hole, clutch discs 21 are equipped with the second spline 21a close to one end end face of torque transmissioning shaft set 20, inner hole is provided with the second internal spline 21b, close to positioning disk 30 one end outer circle be equipped with third spline 21c;Positioning disk 30 is fixedly mounted on 29 bottom of lower case, positioning Disk 30 is provided with the 4th spline 30a close to one end inner hole of clutch discs 21;Input axle sleeve 2 is equipped with the second external splines 2a;Pass square Axle sleeve the first spline 20a and the second spline of clutch discs 21a are movably cooperatively connected, and the second internal spline 21b and the second external splines 2a can Dynamic to be cooperatively connected, clutch discs third spline 21c is movably cooperatively connected with the 4th spline 30a of positioning disk, the first internal spline 20b with it is defeated Tail end the first external splines 1b or square toes entered on axis 1 is cooperatively connected.Above-mentioned torque transmissioning shaft covers the first spline 20a and the flower of clutch discs second It uses interior external splines to connect between key 21a or for the connection of end face spline, i.e. torque transmissioning shaft covers 20 one end inner holes close to clutch discs 21 Or outer circle or end face are equipped with the first spline 20a, clutch discs 21 are corresponding close to one end outer circle or inner hole of torque transmissioning shaft set 20 or end face First spline 20a is equipped with the second spline 21a;It similarly, can also between the 4th spline 30a of clutch discs third spline 21c and positioning disk Interior external splines is used to connect or for the connection of end face spline.
Clutch discs spring 22 is set in the outer circle of input axle sleeve 2, and is abutted with clutch discs 21;The fixed peace of shifting fork device 23 In lower case 29.
When shifting fork device 23 pushes down clutch discs 21, clutch discs spring 22 is in compressive state, the first spline 20a and second Spline 21a is in discrete state, and third spline 21c is connect with the 4th spline 30a, and dehydrating shaft 12 and output shaft 13 are anti-each other at this time To rotation, i.e., in washing operating condition;When shifting fork device 23 leaves clutch discs 21, clutch discs spring 22 pops up clutch discs 21, First spline 20a is connect with the second spline 21a, and third spline 21c is separated with the 4th spline 30a, at this time dehydrating shaft 12 and output Axis 13 rotates in same direction, that is, is in dehydration condition.
In conclusion the present invention is in the initial state, shifting fork device 23 unclamps clutch discs 21, and clutch discs spring 22 is in anti- Bullet state, clutch discs 21, input axle sleeve 2 and torque transmissioning shaft set 20 link together;When washing operating condition, brake arm 25 is continuously on the One stroke and second stroke drive 26 take-off the brake wheel 5 of brake band, and shifting fork device 23 are driven to push down clutch discs 21, clutch discs Spring 22 is in compressive state, and the first spline 20a and the second spline 21a are in discrete state, make input shaft 1 and input axle sleeve 2 Separation, motor make low-speed running, until third spline 21c is connect with the 4th spline 30a of positioning disk 30, at this point, input axle sleeve 2, the first internal gear 9 and the second planetary wheel carrier 18 are fixed, when input shaft 1 operates clockwise, through the first row in retarder Star wheel series deceleration output shaft 13 is made the same direction and is for example operated clockwise, and operating drives the second center to output shaft 13 clockwise Gear 19 operates clockwise, and the second central gear 19 drives the second planetary gear 16 to transport counterclockwise around the second planetary gear shaft 15 Turn, the second planetary gear 16 drives secondary annulus 17 to operate counterclockwise, and the second last internal gear 17 drives braked wheel 5 and dehydration Axis 12 is made and 13 opposite direction of output shaft i.e. operating counterclockwise;When input shaft 1 counterclockwise operates, output shaft 13 and braking Wheel 5 and dehydrating shaft 12 become operating counterclockwise and clockwise respectively, i.e., when 1 varying cyclically of input shaft turns to, drive simultaneously Output shaft 13 and braked wheel 5 and dehydrating shaft 12 circulation make determining differential speed ratio and turning to operating opposite each other for respective direction, make The interior bucket on the impeller and dehydrating shaft 12 on output shaft 13 is respectively fixedly connected and makees same operating, realizes the water flow in stable ideal In washings is washed by rubbing with the hands, improve washing effect and clean ratio, reduce and even prevent that washings wrapping phenomena occurs;Washing At the end of operating condition, brake arm 25 is returned to original state, and clutch discs 21 are left in the reply of shifting fork device 23, and motor makees low-speed running, Until clutch discs spring 22 pops up clutch discs 21, the first spline 20a is connect with the second spline 21a, and speed-reducing clutch is restored to Original state is prepared for dehydration condition;When dehydration condition, brake arm opens first stroke, and brake band 26 keeps take-off the brake Wheel state, 23 position of shifting fork device remain unchanged, and the first spline 20a and the second spline 21a are in connection status, 1 He of input shaft Input axle sleeve 2 combines, and the 4th spline 30a of third spline 21c and positioning disk 30 is in discrete state, at this point, including input shaft 1, the entire machine core including input axle sleeve 2, braked wheel 5, retarder, output shaft 13 and dehydrating shaft 12 etc. is combined into one.? Under the supporting role and motor drive of rolling bearing 24,27 in upper housing 28 and lower case 29, drive entire machine core to make with The revolving speed of input shaft and it is clockwise run at high speed, carry out interior bucket in washings efficient centrifugal dehydration, reach low aqueous The requirement of rate.After the completion of dehydration, brake arm 25 replys original state, while brake band 26 holds braked wheel 5 tightly, real to braked wheel 5 Braking is applied, so that interior bucket and entire machine core is slowed down, until stopping completely, returns to original state, is prepared for washing operating condition.
Embodiment three
As shown in figure 3, the difference between the present embodiment and the second embodiment lies in that arrangement of clutch is different, it will be in the arrangement of clutch Torque transmissioning shaft set 20 is mounted on one end on braked wheel 5 close to input shaft 1, according to the installation site of torque transmissioning shaft set 20, torque transmissioning shaft set The corresponding adjustment of 20 structures, since the relative position of torque transmissioning shaft set 20,30 three of clutch discs 21 and positioning disk change, clutch side Formula is also corresponding to be changed: when shifting fork device 23 depresses clutch discs 21, clutch discs spring 22 is in compressive state, clutch discs 21 and biography Square axle sleeve 20 connects, and disconnects with positioning disk 30, and dehydrating shaft 12 and output shaft 13 rotate in same direction at this time, that is, are in dehydration condition; When shifting fork device 23 leaves clutch discs 21, clutch discs spring 22 pops up clutch discs 21, and clutch discs 21 and torque transmissioning shaft set 20 are disconnected It opens, and is connect with positioning disk 30, dehydrating shaft 12 and output shaft 13 rotate backward each other at this time, i.e., in washing operating condition.
Example IV
As shown in figure 4, the present embodiment speed-reducing clutch and the difference of embodiment one are: the retarder is by double-planet Train replaces with compound planetary train, and compound planetary train is both deceleration transmission chain between input shaft 1 and output shaft 13 and defeated The transmission chain to slow down and steering is opposite each other between shaft 13 and braked wheel 5 and dehydrating shaft 12.
Compound planetary train is mainly by third central gear 1c, compound planet gear, third internal gear 35, the 4th internal gear 36, compound planet gear axis 37 and compound planetary wheel carrier 38 are constituted, and compound planet gear includes gear 39 and lower gear 40, on Coaxially shared compound planet gear axis 37, the first central gear 1c are installed on input shaft 1 for gear 39 and lower gear 40, lower gear 40 engage with the first central gear 1c and third internal gear 35 simultaneously, and gear 39 is engaged with the 4th internal gear 36, compound planetary Wheel carrier 38 is connected as one with output shaft 13, and the 4th internal gear 36 is packed in 5 inner cavity of braked wheel, input axle sleeve 2 and third internal tooth Wheel 35 is connected as one.
The arrangement of clutch in embodiment three can be used in arrangement of clutch in the present embodiment speed-reducing clutch.
The present invention other than retarder is different using train, also makes dehydrating shaft 12 from the difference of existing similar speed-reducing clutch It is fixed into a rigid body by connecting shaft 11 and braked wheel 5, and there are two installing at the place axle journal A that braked wheel 5 contains input axle sleeve Rolling bearing 3 and an oil sealing 4, rolling bearing 3 play supporting role to input axle sleeve 2, and rolling bearing 3 and 4 pairs of oil sealing systems Driving wheel inner cavity train grease plays the role of sealing and anti-leakage, and uses novel shifting fork clutch device.This is greatly improved System stiffness and bearing capacity and the reliability and service life of speed-reducing clutch work.
Certainly, the present invention is not limited to the example above, it will be apparent to those skilled in the art that technical solution, Without departing from the spirit or scope of the present invention, various modifications are made to the present invention and change in the claims in the present invention and In the range of its equivalent replacement.

Claims (14)

1. a kind of decelerating clutch of washing machine, comprising: input shaft (1), input axle sleeve (2), braked wheel (5), retarder, dehydrating shaft (12), output shaft (13), lower case (29) and arrangement of clutch, input axle sleeve (2) are sleeved on input shaft (1), dehydrating shaft (12) It is sleeved on output shaft (13), retarder is mounted on braked wheel (5) inner cavity, it is characterised in that: the dehydrating shaft (12) and system Driving wheel (5) is integrally connected;Input shaft (1), input axle sleeve (2), braked wheel (5) and the output shaft (13) respectively with subtract Fast device is connected, the double-planet train that the retarder is made of the first planetary gear train and the second planetary gear train, the first row Star wheel series are the deceleration transmission chains between input shaft (1) and output shaft (13), and the second planetary gear train is output shaft (13) and braking It takes turns the deceleration between (5) and dehydrating shaft (12) and turns to transmission chain opposite each other, the input axle sleeve (2) and the second planet The wheel carrier of train is integrally connected, and input axle sleeve (2) is flexibly connected with braked wheel (5);Arrangement of clutch includes being installed in lower casing Positioning disk (30) on body (29), the torque transmissioning shaft set (20) being installed on input shaft (1) are installed on input axle sleeve (2) and energy The clutch discs (21) and control clutch discs (21) and positioning disk connected/disconnected respectively with positioning disk (30) and torque transmissioning shaft set (20) (30) and torque transmissioning shaft set (20) one connects a disconnected clutch control mechanism.
2. a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: the output shaft (13) passes through First planetary gear train and input shaft (1) are sequentially connected, the dehydrating shaft (12) by braked wheel (5), the second planetary gear train with Output shaft (13) transmission connection.
3. a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: the first planetary gear train master It will be by the first central gear (1a), first planetary gear axis (7), first planetary gear (8), the first internal gear (9) and the first row Star wheel frame (10) is constituted, and the first central gear (1a) is installed on input shaft (1), and the first internal gear (9) is arranged in braked wheel (5) Inner cavity, first planetary gear (8) and first planetary gear axis (7) activity cooperation are evenly arranged on the first planetary wheel carrier (10) same circumference On, first planetary gear (8) is engaged with the first central gear (1a) and the first internal gear (9) simultaneously, output shaft (13) and first Planetary wheel carrier (10) is connected as one.
4. a kind of decelerating clutch of washing machine according to claim 3, it is characterised in that: the second planetary gear owner It will be by the second central gear (19), the second planetary gear shaft (15), the second planetary gear (16), secondary annulus (17) and second Planetary wheel carrier (18) is constituted, and secondary annulus (17) is packed in braked wheel (5) inner cavity, and the second central gear (19) is packed in output On axis (13), the second planetary gear (16) and the second planetary gear shaft (15) activity cooperation are evenly arranged on the second planetary wheel carrier (18) together On one circumference, the second planetary gear (16) is engaged with secondary annulus (17) and the second central gear (19) simultaneously, input axle sleeve (2) it is connected as one with the second planetary wheel carrier (18).
5. a kind of decelerating clutch of washing machine according to claim 4, it is characterised in that: the input axle sleeve (2) is logical The first internal gear (9) is crossed to connect with the second planetary wheel carrier (18), the first planetary wheel carrier (10) by the second central gear (19) with Output shaft (13) connection.
6. a kind of decelerating clutch of washing machine according to claim 4, it is characterised in that: the secondary annulus (17) It is arranged on braked wheel (5) inner cavity and is connected with braked wheel (5);Dehydrating shaft (12) is solid by connecting shaft (11) and braked wheel (5) It is linked to be a rigid body.
7. a kind of decelerating clutch of washing machine according to claim 4, it is characterised in that: described is evenly arranged on the first planet First planetary gear (8) and first planetary gear axis (7) quantity on wheel carrier (10) same circumference are 2-4;Described is equal Second planetary gear (16) of the cloth on the second planetary wheel carrier (18) same circumference be with the second planetary gear shaft (15) quantity 2-4.
8. a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: the clutch control mechanism packet Include shifting fork device (23) and clutch discs spring (22), clutch discs spring (22) is set in the outer circle of input axle sleeve (2), and with from It closes disk (21) to abut, shifting fork device (23) is mounted on lower case (29);Clutch control mechanism synchronously control clutch discs (21) with Positioning disk (30) connect/disconnect and clutch discs (21) and torque transmissioning shaft set (20) disconnection/connection are realized dehydrating shaft (12) and are exported The conversion that axis (13) is rotated backward each other/rotate in same direction.
9. a kind of decelerating clutch of washing machine according to claim 1 or 8, it is characterised in that: the input axle sleeve (2) One end of braked wheel (5) is mounted on by rolling bearing (3) rotatable engagement, torque transmissioning shaft set (20) and input shaft (1) are linked;Pass square Axle sleeve (20) is disposed adjacent with input axle sleeve (2);Clutch discs (21) are set on input axle sleeve (2), with input axle sleeve (2) along axis To slidable connection.
10. a kind of decelerating clutch of washing machine according to claim 9, it is characterised in that: the torque transmissioning shaft set (20) Close to the one end of clutch discs (21) is equipped with the first spline (20a), inner hole is equipped with the first internal spline (20b) or square hole, clutch discs (21) one end close to torque transmissioning shaft set (20) is equipped with the second spline (21a), inner hole is provided with the second internal spline (21b), close to fixed One end of position disk (30) is equipped with third spline (21c);Positioning disk (30) is fixedly mounted on lower case (29) lower part, positioning disk (30) One end close to clutch discs (21) is equipped with the 4th spline (30a);Input axle sleeve (2) is equipped with the second external splines (2a);Torque transmissioning shaft The first spline (20a) and the second spline of clutch discs (21a) is covered movably to be cooperatively connected, the second internal spline (21b) and input axle sleeve Second external splines (2a) axial sliding fit connection, clutch discs third spline (21c) are movably matched with the 4th spline (30a) of positioning disk Close connection, the first internal spline (20b) or square hole and the first external splines of tail end (1b) on input shaft (1) of torque transmissioning shaft set (20) Or square toes are cooperatively connected.
11. -8 any a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: wrapped in braked wheel (5) Hold and at least one rolling bearing (3) and at least one oil sealing (4) are installed at the axle journal (A) of input axle sleeve (2).
12. -8 any a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: will be installed on described Torque transmissioning shaft set (20) on input shaft (1) replaces with the one end being mounted on braked wheel (5) close to input shaft (1).
13. a kind of decelerating clutch of washing machine according to claim 1, it is characterised in that: the retarder replaces with Compound planetary train, compound planetary train are both the deceleration transmission chain and output shaft between input shaft (1) and output shaft (13) (13) transmission chain to slow down and steering is opposite each other between braked wheel (5) and dehydrating shaft (12).
14. a kind of decelerating clutch of washing machine according to claim 13, it is characterised in that: the compound planetary train Mainly by third central gear (1c), compound planet gear, third internal gear (35), the 4th internal gear (36), duplex planet tooth Wheel shaft (37) and compound planetary wheel carrier (38) are constituted, and compound planet gear includes gear (39) and lower gear (40), in first Heart gear (1c) is installed on input shaft (1), lower gear (40) simultaneously with the first central gear (1c) and third internal gear (35) Engagement, gear (39) are engaged with the 4th internal gear (36), and compound planetary wheel carrier (38) is connected as one with output shaft (13), the Four internal gears (36) are packed in braked wheel (5) inner cavity, and input axle sleeve (2) is connected as one with third internal gear (35).
CN201410030094.7A 2014-01-22 2014-01-22 A kind of decelerating clutch of washing machine Active CN104790177B (en)

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CN201410030094.7A CN104790177B (en) 2014-01-22 2014-01-22 A kind of decelerating clutch of washing machine
PCT/CN2014/095102 WO2015109915A1 (en) 2014-01-22 2014-12-26 Washing machine decelerating clutch and washing machine
KR1020167021443A KR20160106142A (en) 2014-01-22 2014-12-26 Washing machine decelerating clutch and washing machine
EP14879443.1A EP3103910A4 (en) 2014-01-22 2014-12-26 Washing machine decelerating clutch and washing machine
US15/113,649 US20170002499A1 (en) 2014-01-22 2014-12-26 Washing machine decelerating clutch and washing machine
JP2016545770A JP6481690B2 (en) 2014-01-22 2014-12-26 Washing machine deceleration clutch and washing machine

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Families Citing this family (2)

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Publication number Priority date Publication date Assignee Title
CN105734903B (en) * 2014-12-12 2019-08-20 青岛海尔洗衣机有限公司 A kind of Washing machine dewatering shaft and speed-reducing clutch
CN105734905B (en) * 2014-12-12 2019-08-20 青岛海尔洗衣机有限公司 A kind of decelerating clutch of washing machine and washing machine

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201027257Y (en) * 2007-02-12 2008-02-27 肇庆市自动化仪表二厂有限公司 Speed reduction clutch of rotary drum washing machine
CN101173470A (en) * 2003-01-11 2008-05-07 宁国聚隆实业有限公司 Fully automatic retarding clutch for washing machine
CN101831785A (en) * 2009-03-11 2010-09-15 潘雪珍 Speed reducing clutch
CN102797131A (en) * 2011-05-28 2012-11-28 安徽聚隆传动科技股份有限公司 Reduction gear for impeller type washing machine
CN202595505U (en) * 2012-05-21 2012-12-12 浙江三星机电股份有限公司 Bidirectional driving device of impeller type washing machine
CN202830553U (en) * 2012-08-28 2013-03-27 宁波吉德电器有限公司 Speed reducing clutch of full automatic washing machine
CN203807800U (en) * 2014-01-22 2014-09-03 海尔集团公司 Retarding clutch for washing machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU777010B2 (en) * 2002-01-17 2004-09-30 Lg Electronics Inc. Direct-drive washing machine
KR20040046923A (en) * 2002-11-28 2004-06-05 엘지전자 주식회사 Clutch assembly of washing machine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101173470A (en) * 2003-01-11 2008-05-07 宁国聚隆实业有限公司 Fully automatic retarding clutch for washing machine
CN201027257Y (en) * 2007-02-12 2008-02-27 肇庆市自动化仪表二厂有限公司 Speed reduction clutch of rotary drum washing machine
CN101831785A (en) * 2009-03-11 2010-09-15 潘雪珍 Speed reducing clutch
CN102797131A (en) * 2011-05-28 2012-11-28 安徽聚隆传动科技股份有限公司 Reduction gear for impeller type washing machine
CN202595505U (en) * 2012-05-21 2012-12-12 浙江三星机电股份有限公司 Bidirectional driving device of impeller type washing machine
CN202830553U (en) * 2012-08-28 2013-03-27 宁波吉德电器有限公司 Speed reducing clutch of full automatic washing machine
CN203807800U (en) * 2014-01-22 2014-09-03 海尔集团公司 Retarding clutch for washing machine

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