CN107059340B - A kind of washing machine transmission clutch component - Google Patents

Abstract

The invention discloses a kind of washing machines to be driven clutch component, including rotary body and transmission device, transmission device includes deceleration mechanism, clutch and installation shell, and rotary body is external rotor electric machine, the default sub-component including outer rotor component and inside outer rotor component；Clutch includes clutch component and driving lever component, and clutch component is socketed in outside drive shaft input terminal and propeller shaft sleeve input terminal, selectively transmits driving force to clutch component by driving lever component；Wherein, clutch component is equipped with clutch axle sleeve and embraces spring component, and clutch axle sleeve is located at outside drive shaft input terminal, and is fixedly connected with outer rotor component, embraces the outside that spring component is socketed in clutch axle sleeve and propeller shaft sleeve input terminal；The present invention is both meeting simple and compact for structure, and under conditions of occupying little space, while at low cost, connecting component is few, and manufacturing process is simple, is very suitable to scale popularization and application, is particularly suitable for application to the low and middle-grade washing machine fields that vast family uses.

Description

A kind of washing machine transmission clutch component

Technical field

The present invention relates to washing machine fields, and in particular to a kind of washing machine transmission clutch component is particularly suitable for application to wide The low and middle-grade washing machine fields that big family uses.

Background technique

The groundwork of washing machine is to be stirred water flow and clothing rotation by driving mechanism driving impeller rotation, reached washing The purpose of clothing.The power source of common driving mechanism is motor at present, and torque when being rotated motor by the output shaft of motor passes Deceleration device is passed, then the output shaft of deceleration device is connected with impeller, so that impeller be driven to rotate.

The revolving speed of ordinary motor is higher, and suitably output revolving speed needs to carry out motor in practical applications in order to obtain Slow down, common mode has and makes motor be transmitted to retarder to slow down by level-one belt pulley, the setting level-one or more in retarder Grade mechanical reduction gear completes the deceleration of a constant-speed ratio.This structure is not only complicated, but also occupied space is big.In order to solve this skill Art problem, have at present it is some motor and retarder are directly connected to about removal belt pulley, due to its motor body and Retarder be still it is relatively independent, motor body and retarder are respectively necessary for occupying installation space, and structure is not compact enough, body Product is still larger.

Therefore, the driving mechanism for washing machine that one kind is compact-sized, occupies little space how is designed, is those skilled in the art The technical issues that need to address.

In order to solve the above-mentioned technical problem, many years development Experience in conjunction with the applicant in this field, the applicant are first Applied for multinomial patent, as Publication No. CN102677427A discloses a kind of washing machine driver, including motor, wash shaft, Dehydration axle sleeve and the gear reduction being sleeved in the wash shaft, the wash shaft are coaxially installed on the motor of the motor Internal rotor and affixed with the output gear of the gear reduction, the input gear axle of the gear reduction is plugged in In the axis hole of the rotor.Since the input gear axle of gear reduction to be inserted into the axis hole of rotor, make Tooth rest of the rotor as gear reduction, effectively becomes one gear reduction and motor, to subtract The axial dimension of small washing machine driver occupies little space so that the washing machine driver is simple and compact for structure.For another example award The Chinese invention patent of power Publication No. CN103422326B discloses a kind of drive unit of washing machine comprising: for providing Rotational kinetic energy without shaft rotary body；The speed change gear being mounted on the rotary body, for being obtained from rotary body center position Rotational kinetic energy is taken, and exports the power that its revolving speed is equal to or less than the rotary body revolving speed；Connect the washing of the speed change gear Axis and dehydration axle sleeve, it is dynamic equal to or less than the rotary body revolving speed by described under the action of the speed change gear output power Power is respectively supplied to washing and the dehydration execution unit of washing machine；Wherein, dehydration axle sleeve is sheathed on outside wash shaft and rotates with it Speed change gear is mounted on and provides a rotating body of rotational kinetic energy by connection, the drive unit of washing machine of the invention, therefore compresses The volume of entire driving device, and structure is simple, compact, saves the energy, and noise is small.

For another example the Chinese invention patent of the Publication No. CN103437126A of the applicant's earlier application discloses one kind and washes Clothing machine driving mechanism and washing machine including motor, the transmission component connecting with motor, clutch component and install shell, Clutch component includes clutch gear ring and the solenoid mechanism outside clutch gear ring；Installing shell includes stator mounting disc And mounting plate, in the train cavity that planetary gear train is located at stator mounting disc and mounting plate is fixedly connected to form, clutch component is located at Stator mounting disc connects in the motor chamber to be formed with motor, wherein clutch gear ring is axially slidably socketed in drive shaft Put on and be connected together or be detached from rotor assembly, and its be detached from rotor assembly after be in transitory state；Reach structure it is simple, Purpose compact, small in size.

In conclusion these earlier applications of the applicant are compared with the existing technology between gear reduction and motor The volume of connection occupy and compact-sized degree on the breakthrough of change formula brought for washing machine drive area, however the applicant These earlier applications be using by gear or electromagnetic clutch mechanism integral installation in motor, this just needs motor pre- Larger installation space is stayed, not only results in that motor size is big, consumptive material is more, manufacturing cost is high, and motor is in design, manufacture view There are more highly difficult, the unsuitable low and middle-grade washing machine fields used applied to vast family.

And the Chinese utility model patent that Authorization Notice No. is CN2443980Y discloses a kind of brushless motor and directly drives Decelerating clutch of washing machine, the biography square of Clutch input shaft is directly coaxially mounted to using permanent-magnetic outer rotor brshless DC motor It on axle sleeve, and is fixed on clutch housing, brushless motor axis is clutch torque transmissioning shaft again；The technology elimination pulley drive, So that clutch more minimizes.But since the technology uses permanent-magnetic outer rotor brshless DC motor, motor cost is high, and adopts The connection structure of clutch and rotor is cumbersome, while the independence of driving lever and brake arm is respectively adopted in clutch and arrestment mechanism The connecting component of structure, use is more, and connection is complicated, and at high cost, structure is not compact enough, same unsuitable applied to vast family The low and middle-grade washing machine fields used.

It is simple and compact for structure both meeting therefore, it is necessary to seek a kind of washing machine transmission clutch component, it occupies little space Under the conditions of, while it is at low cost, connecting component is few, and manufacturing process is simple.

Summary of the invention

In view of this, both meeting, structure is simple it is an object of the invention to propose a kind of washing machine transmission clutch component It is compact, under conditions of occupying little space, and meanwhile it is at low cost, connecting component is few, and manufacturing process is simple, is very suitable to scale popularization and answers With being particularly suitable for application to the low and middle-grade washing machine fields that vast family uses.

The technical solution adopted by the invention is as follows:

A kind of washing machine is driven clutch component, including rotary body and transmission device, the transmission device include deceleration mechanism, Clutch and installation shell, the deceleration mechanism obtain the rotary power of rotary body, are selected rotary power by clutch The washing execution unit and dehydration execution unit, the rotary body for being output to selecting property washing machine are external rotor electric machine, including outer Rotor assembly and the default sub-component inside outer rotor component；The deceleration mechanism includes gear reduction train and the tooth Take turns the drive shaft that reduction train is separately connected, the propeller shaft sleeve for being set in drive shaft outside and being rotatablely connected with it, the drive shaft Input terminal is fixedly connected with outer rotor component；The clutch includes clutch component and driving lever component, the clutch component set It connects outside drive shaft input terminal and propeller shaft sleeve input terminal, is driven by driving lever component to the clutch component selectively transmission Power realizes the switching of drive shaft and propeller shaft sleeve between discrete state and lock state；The installation shell includes stator installation Disk and mounting plate, in the cavity that the deceleration mechanism is located at stator mounting disc and mounting plate is fixedly connected to form；Wherein, it is described from Seaming element is equipped with clutch axle sleeve and embraces spring component, and the clutch axle sleeve is located at outside drive shaft input terminal, and and outer rotor component It is fixedly connected, described armful of spring component is socketed in the outside of clutch axle sleeve and propeller shaft sleeve input terminal.

Preferably, the driving lever component is rotatably mounted in the stator mounting disc, the stator mounting disc Inside has step surface, and the step surface is equipped with driving lever jack, and the output end of driving lever is along the upper end opening of stator mounting disc It is inserted into the driving lever jack to described armful of spring component selectively transmission driving force, realizes the release or reset for embracing spring component Locking.

Preferably, the driving lever is equipped with the first bending interconnected and the second bending, wherein the output end of the driving lever It is inserted into after the second bending in the driving lever jack.

Preferably, described armful of spring component includes the ratchet for revolving silk spring and being socketed in outside the rotation silk spring, the rotation Silk spring is socketed in the outside of the clutch axle sleeve and propeller shaft sleeve input terminal；

The driving lever component includes driving lever and torsional spring, and the torsional spring is mounted on the peace of the stator mounting disc and the driving lever It fills between end, Xiang Suoshu driving lever applies torsion, and the torsion forms the driving force；The manipulatable end of the driving lever and external traction Mechanism connection, selectivity apply the tractive force for overcoming the torsion to the driving lever；The installation end of the driving lever is pacified equipped with torsional spring Axis is filled, the torsional spring is socketed in torsion spring mounting shaft, and the driving lever is rotatably mounted on described by torsion spring mounting shaft In stator mounting disc, wherein one end of torsional spring is limited in the stator mounting disc, and the other end is limited in the peace of the driving lever It fills on end.

Preferably, the stator mounting disc includes limit film, and the limit film is equipped with limiting slot, and the one end of torsional spring is limited Position is in the limiting slot.

Preferably, the driving lever component includes adjusting screw, and the adjusting screw is mounted on the installation end of the driving lever, The limit film has the confined planes contacted with adjusting screw, and the adjusting screw is by adjusting the torsional spring along counter-rotating Torque magnitude.

Preferably, the stator mounting disc is equipped with locating slot, and the limit film is equipped with positioning tooth, the locating slot and positioning The positioning card cooperation of tooth is a fixed installation point, and the stator mounting disc and limit film are realized using fastener and be fastenedly connected conduct Another fixed installation point.

Preferably, the transmission device further includes braking mechanism, and the braking mechanism includes brake ribbon, the brake ribbon set It connects outside the propeller shaft sleeve, and brake ribbon one end is mounted on the installation end of the driving lever, the other end is packed in described fixed In sub- mounting disc.

Preferably, the ratchet includes coaxially be socketed in that outside the rotation silk spring and ratchet taper direction is inconsistent the One ratchet and the second ratchet, wherein the rotation silk spring one end is limited on first ratchet, and the other end is limited in institute It states on the second ratchet；The driving lever component includes being set in the shift fork outside the ratchet and being mounted in the stator mounting disc Component, wherein the pull-fork assembly is equipped with the first quil that can be engaged with first ratchet and can nibble with second ratchet The second quil closed.

Preferably, the pull-fork assembly includes obtaining the shift fork turntable of the driving force and being packed in the stator mounting disc On pressing fork rack, wherein first quil and the second quil pass through installation axle respectively can be mounted on described dial with the relative rotation On crotch；The end face of first quil and the second quil and the shift fork turntable is slidably connected respectively.

PSC motor described in text of the present invention refers to permanent split capacitor motor；The rotation silk spring, torsional spring are each meant by bullet Property material made of elastic article, have elasticity and rigidity, be generally made of metalwork, rotation silk spring, torsional spring title not With restriction meaning.

Advantages of the present invention:

1, the present invention proposes to be driven clutch component as the washing machine of removal belt pulley using the PSC motor of outer-rotor structure Power intake, enormously simplify transmission device, be also conducive to motor and transmission device install compact, at the same PSC motor at This is low, and connection structure is simple, is highly suitable to be applied for the low and middle-grade washing machine fields that vast family uses.

2, the present invention proposes that the deceleration mechanism being fixedly connected with outer rotor component for the clutch component of clutch is arranged in Drive shaft input terminal, effectively reduce the mounting height of clutch component, while proposing to be arranged inside stator mounting disc have The step surface of driving lever jack, by the driving lever output end of clutch along stator mounting disc upper end opening insertion driving lever jack along to Clutch component embraces spring component selectively transmission driving force, realizes the release for embracing spring component or resets locking, not only further has Effect reduces the installation width of clutch component, and high degree reduces the installation volume of washing machine transmission clutch component of the present invention, Conducive to compact-sized, and decrease the consumption of installation connecting element, be not only convenient for Batch assemblage, and reduce the manufacturing at This；The present invention is realized driving lever setting in installation enclosure interior simultaneously, is effectively prevented the present invention and is being transported or carrying movement Process may damage driving lever, cause driving lever to work inaccurate problem, and integral product of the present invention is more stepped up It gathers and beautiful.

3, the present invention proposes to set ratchet to be coaxially socketed in outside rotation silk spring and ratchet taper direction is inconsistent First ratchet and the second ratchet, while setting is set in outside ratchet and is mounted on the installation shell of washing machine transmission clutch component On pull-fork assembly, wherein pull-fork assembly is equipped with the first quil that can engage with the first ratchet and can engage with the second ratchet Second quil；The present invention realizes the engaged transmission clutch of the double quils of double ratchet wheels by the way that single pull-fork assembly is arranged, and avoids existing There are the engaged transmission clutch that the double quils of double ratchet wheels are realized using complicated double driving levers in technology, the configuration of the present invention is simple, control System is convenient, and is realized using the engaged transmission clutch mode of the double quils of double ratchet wheels and unclamped to the both ends for embracing spring component, can be into One step effectively ensures the accuracy of clutch state switching.

4, on the basis of above-mentioned 3rd point, present invention further propose that the specific structure of pull-fork assembly, including obtain driving lever The shift fork turntable of the driving force of component and the pressing fork rack being packed on installation shell, the first quil and the second quil pass through peace respectively Dress axis can be mounted on pressing fork rack with the relative rotation；The end face of first quil and the second quil and shift fork turntable company of sliding respectively It connects, pull-fork assembly structure is simple, and control is reliable, and is easily installed connection.

5, the invention proposes the mounting structure of simple and reliable driving lever component, the consumption of installation connecting element is effectively reduced, And it is further proposed that the limit film with confined planes and adjust screw, adjust screw and pass through and adjust torsional spring along counter-rotating Torque magnitude further ensures that clutch shape to effectively control the driving force that driving lever component of the present invention transmits clutch component The accuracy of state switching.

6, the present invention proposes to be socketed in the brake ribbon of braking mechanism outside the propeller shaft sleeve of washing machine transmission clutch component, Simultaneously brake ribbon one end is mounted on to clutch driving lever installation end on, the other end be packed in installation shell on, using from The single driving lever component of conjunction mechanism realizes while the control to clutch component and braking mechanism, avoids and uses in the prior art Driving lever and brake arm and/brake torsional spring control the labyrinth of clutch and brake respectively, and the configuration of the present invention is simple is compact, control It is convenient, and further reduced manufacturing cost of the invention.

7, the invention proposes radiator structure is arranged in outer rotor case, specially it is located on the inside of housing bottom surface in circumferential Several flabellums of shape distribution are spaced, the present invention also proposes the radiator structure preferred embodiment of many aspects on the basis of flabellum, effectively It ensure that the heat dissipation effect of external rotor electric machine, it is ensured that meet installation proposed by the present invention very compact external rotor electric machine and transmission High request of the device to heat dissipation effect.

8, the present invention propose by clutch axle sleeve be located at washing machine transmission clutch component drive shaft input terminal outside, and with wash Clothing machine transmission clutch component outer rotor component be fixedly connected, the mounting height of clutch component is effectively reduced, at the same propose by Clutch axle sleeve and the outer rotor case of external rotor electric machine are set as integral connecting structure, effectively reduce the quantity of connector, Simplify the process of installation connection, and ensure that the connection tightness of clutch axle sleeve and external rotor electric machine.

9, the present invention proposes rotor core being fixed at outer rotor case inner peripheral surface by rotor inserts, specifically, The circumferentially distributed the first rotor skewed slot in multiple intervals is set inside rotor core, and multiple inserts slanted bars difference of rotor inserts is embedding Enter in the first rotor skewed slot, multiple second rotor chutes of rotor core periphery face interval setting, on outer rotor case inner peripheral surface Multiple shell slanted bars be respectively embedded into second rotor chute, can in this way, the rigid of rotor core is greatly enhanced To effectively improve the working efficiency of external rotor electric machine.

Detailed description of the invention

Attached drawing 1 is the washing machine transmission clutch component schematic perspective view under a kind of specific embodiment of the present invention；

Attached drawing 2 is the sectional structure chart of Fig. 1；

Attached drawing 3 is the configuration schematic diagram of Fig. 2；

Attached drawing 4 is the configuration schematic diagram of the outer rotor component 110 in Fig. 2；

Attached drawing 5 is structure enlargement diagram at A in Fig. 2；

Attached drawing 6 is structure enlargement diagram at B in Fig. 3；

Attached drawing 7 is structure enlargement diagram at C in Fig. 4；

Attached drawing 8 is the structural schematic diagram of the outer rotor case 111 in Fig. 4；

Attached drawing 9 is the structural schematic diagram of outer rotor case 711 under another specific embodiment of the invention；

Attached drawing 10 is the structural schematic diagram of the default sub-component 120 in Fig. 1；

Attached drawing 11 is structure enlargement diagram at D in Fig. 4；

Attached drawing 12 is structure enlargement diagram at E in Figure 10；

Attached drawing 13 is the structural schematic diagram of clutch axle sleeve 311 under a kind of specific embodiment of the present invention；

Attached drawing 14 is the structural schematic diagram for embracing spring component 312 under a kind of specific embodiment of the present invention；

Attached drawing 15 is the mounting structure schematic diagram that a kind of specific embodiment of the present invention sets aside bar assembly 320；

Attached drawing 16 is the structural schematic diagram after Figure 15 rotates by a certain angle；

Attached drawing 17 is the structural schematic diagram of stator mounting disc 410 in Figure 15；

Attached drawing 18 is the structural schematic diagram of driving lever component 320 in Figure 15；

Attached drawing 19 is lower armful of spring component 312 of specific embodiment of the invention another " structural schematic diagram；

Attached drawing 20 is the structural schematic diagram of another specific embodiment lower shift fork component 630 of the invention；

Attached drawing 21 is the configuration schematic diagram of Figure 20；

Attached drawing 22 is the mounting structure schematic diagram of pull-fork assembly 630 shown in Figure 20；

Attached drawing 23 is the structural schematic diagram after Figure 22 rotates by a certain angle.

Specific embodiment

The embodiment of the invention discloses a kind of washing machines to be driven clutch component, including rotary body and transmission device, transmission dress It sets and obtains the rotary power of rotary body including deceleration mechanism, clutch and installation shell, deceleration mechanism, it will by clutch Rotary power be selectively output to washing machine washing execution unit and dehydration execution unit, wherein clutch component be equipped with from Sympodium set and armful spring component, clutch axle sleeve are located at outside drive shaft input terminal, and are fixedly connected with outer rotor component, embrace spring component It is socketed in the outside of clutch axle sleeve and propeller shaft sleeve input terminal.Preferably, driving lever component is rotatably mounted on stator peace In sabot, there is step surface, step surface is equipped with driving lever jack, and the output end of driving lever is installed along stator inside stator mounting disc To spring component selectively transmission driving force is embraced in the upper end opening insertion driving lever jack of disk, the release or reset for embracing spring component are realized Locking.

The embodiment of the present invention proposes the clutch component of the clutch deceleration being fixedly connected with outer rotor component is arranged in The drive shaft input terminal of mechanism effectively reduces the mounting height of clutch component, while proposing to be arranged inside stator mounting disc Step surface with driving lever jack, the upper end opening by the driving lever output end of clutch along stator mounting disc are inserted into driving lever jack It is interior to embrace spring component selectively transmission driving force to clutch component, it realizes the release for embracing spring component or resets locking, not only into one Step effectively reduces the installation width of clutch component, and high degree reduces washing machine of embodiment of the present invention transmission clutch component Installation volume, is conducive to compact-sized, and decreases the consumption of installation connecting element, is not only convenient for Batch assemblage, and reduce Manufacturing cost；The embodiment of the present invention is realized driving lever setting in installation enclosure interior simultaneously, effectively prevents the present invention Embodiment may damage driving lever transporting or carry moving process, cause driving lever to work inaccurate problem, and make It is more compact and beautiful to obtain integral product of the embodiment of the present invention；

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The some embodiments recorded in invention, for those of ordinary skill in the art, without creative efforts, It is also possible to obtain other drawings based on these drawings.

Referring to Figure 1, Fig. 2, a kind of washing machine transmission clutch component shown in Fig. 3, including rotary body and transmission device, pass Dynamic device includes deceleration mechanism 200, clutch 300 and installation shell 400, and the rotation that deceleration mechanism 200 obtains rotary body is dynamic Rotary power is selectively output to the washing execution unit and dehydration execution unit of washing machine by clutch 300 by power, Transmission clutch component is fixedly mounted on washing machine by installing shell 400, and the rotary body in the embodiment of the present invention is outer rotor Motor 100, external rotor electric machine 100 include outer rotor component 110 and the default sub-component 120 inside outer rotor component 110, It can choose BLDC motor or PSC motor or other types motor；It is further preferred that in the present embodiment, external rotor electric Machine 100 is PSC motor；Specifically, in the present embodiment, the washing execution unit of washing machine is impeller, the dehydration of washing machine Execution unit is interior bucket.

Preferably, in the present embodiment, the external diametrical extent of outer rotor component 110 is 150-190mm, and inside diameter ranges are 120-160mm, altitude range 55-75mm.Preferably, the external diametrical extent of default sub-component 120 is 120-150mm, internal diameter model It encloses for 60-90mm.Particularly preferably, in the present embodiment, the outer diameter of outer rotor component 110 be 168mm, internal diameter 138mm, Height is 65mm；The outer diameter of default sub-component 120 is 137mm, internal diameter 73mm；Present embodiment is used as using PSC motor and is gone Except the power intake of the washing machine transmission clutch component of belt pulley, transmission device is enormously simplified, external rotor electric machine is also conducive to 100 with transmission device install compact, while the cost of PSC motor is low, and connection structure is simple, is highly suitable to be applied for vast family The low and middle-grade washing machine fields that front yard uses.

Preferably, shown in Figure 4, in the present embodiment, outer rotor component 110 includes outer rotor case 111, turns Sub- iron core 112, rotor core 112 are fixed at 111 inner peripheral surface of outer rotor case by rotor inserts 130, particularly preferably, Please be further shown in Figure 11, in the present embodiment, rotor core 112 is overrided to form by several rotor iron core laminations, In, with the first rotor skewed slot 141 that multiple intervals are circumferentially distributed, multiple inserts of rotor inserts 130 inside rotor core 112 Slanted bar 131 is respectively embedded into the first rotor skewed slot 141, particularly preferably, in the present embodiment, the first rotor skewed slot 141 Quantity be 61,112 outer peripheral surface of rotor core is equipped at intervals with multiple second rotor chutes 142, particularly preferably, the second rotor The T-shaped shape of the cross sectional shape of skewed slot 142, quantity are 32, multiple shell slanted bars 116 on 111 inner peripheral surface of outer rotor case It is respectively embedded into second rotor chute 142, in this way, the rigid of rotor core 112 is greatly enhanced, effectively improves electricity Machine working efficiency；Preferably, rotor inserts 130 and outer rotor case 111 are all made of moulding, specifically in processing and manufacturing outer rotor When component 110, first integrated injection molding rotor inserts 130 obtains sub-assembly on rotor core 112, then the one on the sub-assembly It is molded outer rotor case 111, finally obtains outer rotor component 110；The rigidity for the outer rotor component 110 that present embodiment provides is strong It spends, is conducive to improve electric efficiency, simultaneous processing is convenient, and manufacturing cost is low.

Referring to Figure 1 shown in 0 and Figure 12, default sub-component 120 includes stator core 121, stator insulating frame 123 and electricity Magnetic coil 122, stator core 121 are overrided to form by several stator core stamping sheets, wherein electromagnetic coil 122 passes through stator insulation In frame 123, the insulated stator slot 124 that stator core 121 is arranged in of insulation slotted vane (not shown go out), to meet insulating requirements； Specifically, in the present embodiment, stator insulating frame 123 includes the upper stator insulating frame positioned at 121 upper and lower end face of stator core With lower stator insulating frame, wherein stator insulating frame 123 is sliceable on stator core 121, can also be with integral molded plastic in stator iron It on core 121, can specifically be selected according to actual needs, insulation slotted vane is located in stator slot 124.Preferably, in this reality It applies in mode, the quantity of stator slot 124 is 48.

The external rotor electric machine 100 of present embodiment provides the first rotor skewed slot 141, the second rotor chute 142 and determines The optimal technical scheme of pilot trench 124 can effectively improve motor working efficiency, and save manufacturing cost, it should be noted that In other embodiments, specific setting the first rotor skewed slot 141, the second rotor chute can be carried out according to motor actual demand 142 and stator slot 124 quantity.

Preferably, please further shown referring to figs. 7 and 8, in the present embodiment, outer rotor case 111 includes a tool There is the shell of inner space and upper end opening, lateral surface has casing step (figure is it was shown that but unmarked), turns convenient for setting is outer The magnet steel of sub-component 110；Outer rotor case 111 is equipped with radiator structure, it is preferable that in the present embodiment, radiator structure includes In several flabellums 112 of circumferentially-spaced shape distribution on 111 inside bottom surface of shell, specifically, in the present embodiment, flabellum 112 quantity is 10, and in other embodiments, those skilled in the art can select flabellum 112 according to actual needs Quantity；Preferably, flabellum 112 integrally extends upwards from 111 bottom surface of shell；Preferably, in the present embodiment, radiator structure It further include the heat release hole 115 positioned at 111 bottom surface of shell, heat release hole 115 is between adjacent flabellum 112, wherein heat release hole 115 It is in be dislocatedly distributed with flabellum 112；Preferably, in the present embodiment, the side of flabellum 112 is equipped with curved surface 112a；It is further excellent Selection of land, radiator structure further include several radiator windows 113 positioned at 111 circumferential surface of shell in the distribution of circumferentially-spaced shape, wherein radiator window 113 two sides have radian, and particularly preferably, in the present embodiment, the angle of radian is 2-8 °.Specifically, in this implementation In mode, the quantity of radiator window 113 has 10；It is preferably located on 111 outer peripheral surface of shell between adjacent heat radiation window 113 Equipped with reinforcement radiator shutter 114；Radiator window 113 and reinforcement radiator shutter 114 with radian not only can improve outer rotor shell The mechanical erection intensity of body 111, while radiator window 113 and the interval for the radiator shutter 114 for being located at outer peripheral surface are arranged, in outer rotor In 110 rotary course of component, it is conducive to cross-ventilation, improves heat dissipation effect.

When the external rotor electric machine 100 of present embodiment works, outer rotor component 110 rotates in a circumferential direction, while default Sub-component 120 can generate heat and need heat dissipation in time, and the flabellum 112 and heat release hole 115 being arranged in outer rotor case 111 are in interval And dislocation type is distributed, while flabellum 112 uses the design integrally extended upwards along shell, while being provided with curved surface 112a, so that During outer rotor case 111 rotates, heat dissipation obtains powerful convection current, and further, present embodiment is also at shell 111 weeks Face is in the radiator window 113 of circumferentially-spaced shape distribution, while radiator window 113 being arranged cambered, and heat dissipation obtains further powerful Convection current, specific heat dissipation path are as follows: during outer rotor case 111 rotates, washing machine is driven dissipating around clutch component Hot-air along the heat release hole 115 of 111 bottom surface of outer rotor case and the radiator window 113 of circumferential surface well into rotor case 111 inside, Pass through the rotation of flabellum 112 simultaneously, the heat that heat dissipation air quickly generates default sub-component 120 is axially movable finally along outer The upper end opening of rotor case 111 is discharged, this radiator structure is very beneficial for the cross-ventilation of external rotor electric machine 100, it is ensured that full The high request of the installation that sufficient present embodiment proposes very compact external rotor electric machine 100 and transmission device to heat dissipation effect.

Preferably, shown in Figure 9, in another embodiment of the present invention, remaining with above-mentioned outer rotor case 111 Embodiment it is identical, difference be only that it is following: present embodiment proposes a kind of outer rotor case 711, be equipped with radiator structure, dissipate Heat structure includes on 711 inside bottom surface of outer rotor case in several flabellums 712 of circumferentially-spaced shape distribution, it is preferable that In present embodiment, the one side of flabellum 712 is curved surface 712a, and another side is the plane 712b with 711 bottom surface of shell；It is preferred that Ground, curved surface 712a are concave；It is highly preferred that in the present embodiment, while improving heat dissipation effect, in order to guarantee outer rotor The mechanical erection intensity of shell 711, heat release hole 715 include the first heat release hole 715a and the second heat release hole 715b, the first heat release hole The extension edge of 715a and the second heat release hole 715b and flabellum 712 are in be dislocatedly distributed, due to the first heat release hole 715a, the second heat dissipation Hole 715b is circumferential setting, and flabellum 712 is circumferential setting, while being distributed between the two for dislocation type；This radiator structure is very Be conducive to the cross-ventilation of external rotor electric machine 100.

Of course, the external rotor electric machine 100 that the embodiment of the present invention proposes has manufacturing cost low, and electric efficiency is high, completely It can according to need and be applied to other kinds of washing machine transmission clutch component or other kinds of transmission clutch component, as rotation Rotatory force input mechanism, the present invention is without limitation.

Deceleration mechanism 200 include gear reduction train and gear reduction train be separately connected drive shaft, be set in outside drive shaft Portion and the propeller shaft sleeve being rotatablely connected with it, drive shaft input terminal are fixedly connected with outer rotor component 110；Preferably, come in one Walk it is shown in Figure 5, in the present embodiment, gear reduction train use planetary gear train 210；Particularly preferably, in this embodiment party In formula, planetary gear train 210 includes the sun gear 211, several planetary gears 212 and ring gear 213 for successively engaging connection, planetary gear 212 are mounted on planet carrier 215 by planet axis 214, and specifically, in the present embodiment, the quantity of planetary gear 212 is 4； Drive shaft includes the input shaft 220 and output shaft 230 connecting respectively with planetary gear train 210, and propeller shaft sleeve includes being set in input 220 outside of axis and the input axle sleeve 240 being rotatablely connected with it and the output for being set in 230 outside of output shaft and being rotatablely connected with it Axle sleeve 250, for the ease of processing, output sleeve 250 includes the ring gear retainer 251 and output shaft body 252 being fixedly connected； Wherein, sun gear 211 is fixedly mounted on 220 one end of input shaft, and 220 other end of input shaft is fixedly connected with outer rotor case 111, Specifically, in the present embodiment, it using the mode that is fixedly connected of spline, and is locked with nut 260；230 one end of output shaft with Planet carrier 215 is fixedly connected, and the other end is fixedly connected with impeller, and specifically, in the present embodiment, fixed using spline connects Connect mode；Input axle sleeve 240 is fixedly connected with ring gear retainer 251, specifically, in the present embodiment, using spinning riveting What is connect is fixedly connected with mode, it is ensured that meets the rigid requirements when present invention is implemented；The fixation of ring gear 213 is fastened on input axle sleeve 240 upper surface specifically please be further shown in Figure 6, and 213 lower end surface of ring gear is equipped with several card slots (not shown go out), In the present embodiment, the quantity of card slot is 8, is evenly arranged on 213 lower end surface of ring gear, the upper surface of input axle sleeve 240 is equipped with With the fixed engaging boss 241 engaged of card slot, engaging boss 241 is evenly arranged on the upper surface of input axle sleeve 240, output sleeve 250 The other end is fixedly connected with interior bucket；In order to reduce noise and save the cost, in the present embodiment, ring gear 213 and planetary gear 212 use plastic part.Particularly preferably, in the present embodiment, planet carrier 215 is equipped with counterbore (not shown go out), planetary gear 212 It is set in by planet axis 214 in the counterbore of planet carrier 215, specifically, for save the cost, while guaranteeing that installation is strong Degree, in the present embodiment, planet carrier 215 can be using aluminum casting or casting zinc parts.Of course, in other embodiments of the present invention In, needs can be driven according to actual deceleration completely, using the gear reduction 200 of other structures or the planet of other structures Train 210, also can according to need, and selection is other kinds of to be fixedly connected with mode and material, these belong to those skilled in the art The routine techniques selection of member.

In the present embodiment, clutch 300 include clutch component 310 and driving lever component 320,310 sets of clutch component It connects outside 240 input terminal of 220 input terminal of input shaft and input axle sleeve, it is selective to clutch component 310 by driving lever component 320 Driving force is transmitted, realizes the switching of input shaft 220 and input axle sleeve 240 between discrete state and lock state；Shell 400 is installed Including stator mounting disc 410 and mounting plate 420, default sub-component 120 is fixedly mounted on stator mounting disc 410 by fastener On, the entire clutch component that is driven is mounted on washing machine by mounting plate 420, and deceleration mechanism 200 is located at 410 He of stator mounting disc In the cavity that mounting plate 420 is fixedly connected to form；Wherein, clutch component 310 is equipped with clutch axle sleeve 311 and embraces spring component 312, from Sympodium set 311 is located at outside 220 input terminal of input shaft, and is fixedly connected with outer rotor case 111, is embraced spring component 312 and is socketed in The outside of 240 input terminal of clutch axle sleeve 311 and input axle sleeve, effectively reduces the mounting height of clutch component 310.

Preferably, incorporated by reference to shown in Figure 13, in the present embodiment, clutch axle sleeve 311 and outer rotor case 111 are Integral type fixed connection structure；Preferably, clutch axle sleeve 311 and outer rotor case 111 are integrated injection molding or die casting structure, specifically Ground, in the present embodiment, clutch axle sleeve 311 and outer rotor case 111 are integrated injection structure；It is further preferred that at this In embodiment, the lower end of clutch axle sleeve 311 is equipped with several gear shaping 311a, the inside bottom of outer rotor case 111 be equipped with The slot 111a of gear shaping 311a secure fit effectively improves the injection molding intensity of clutch axle sleeve 311 and outer rotor case 111, specifically Ground, in the present embodiment, the quantity of gear shaping 311a are 8, this structure effectively reduces the quantity of connector, simplify installation and connect The process connect, and ensure that the connection tightness of clutch axle sleeve 311 and outer rotor case 111.

Preferably, please be further shown in Figure 14, in the present embodiment, embracing spring component 312 includes rotation silk spring 313 With the ratchet 314 being socketed in outside rotation silk spring 313, rotation silk spring 313 is socketed in clutch axle sleeve 311 and input axle sleeve 240 is defeated Enter the outside at end.Specifically, in the present embodiment, rotation 313 one end of silk spring is limited on ratchet 314, specifically will rotation 313 one end of silk spring is hung in the bayonet 315 of ratchet 314.Preferably, please with further reference to shown in Figure 15 and Figure 16, driving lever Component 320 includes driving lever 321 and torsional spring 322, and torsional spring 322 is mounted between stator mounting disc 410 and the installation end of driving lever 321, Apply torsion to driving lever 321, which forms driving force；The manipulatable end of driving lever 321 and external traction mechanism (not shown go out) are even It connects, selectivity applies the tractive force for overcoming torsion to driving lever 321；Specifically, in the present embodiment, it when washing operating condition, turns round Power forms driving force, and driving lever 321 transmits driving force to ratchet 314, and rotation silk spring 313 is released；In dehydration condition, tractive force Overcome torsion, driving lever 321 no longer transmits driving force to ratchet 314, and the rotation silk spring 313 that original is unclamped resets locking；Specifically, outside Portion's traction mechanism can select external traction electric machine.

Preferably, please in the present embodiment, have inside stator mounting disc 410 with further reference to shown in Figure 17 and Figure 18 There is step surface 411, step surface 411 is equipped with driving lever jack 412, and the output end of driving lever 321 is along the upper end of stator mounting disc 410 To 312 selectivity transmission driving force of spring component is embraced in opening insertion driving lever jack 412, the release for embracing spring component 312 or multiple is realized Position locking, specifically, in the present embodiment, for the ease of installing driving lever component 320, the upper end opening of stator mounting disc 410 Equipped with installation gap 414, the installation end of driving lever 321 is located at the top of installation gap 414, further, in order to reduce mounting surface Connection is accumulated and is easily installed, default sub-component 120 is fixedly mounted on stator mounting disc by inner stator screw fastener 431 On 410 step surface 411；The quantity of inner stator screw fastener 431 can be selected according to actual needs, present embodiment Quantity using inner stator screw fastener 431 is 3；Preferably, in order to reduce the installation width of driving lever 321, in this implementation In mode, driving lever 321 is equipped with the first bending 321a interconnected and the second bending 321b, wherein the output end of driving lever 321 passes through It is inserted into driving lever jack 412 after second bending 321b, further particularly preferably, in order to be further reduced the installation of driving lever 321 Width, driving lever 321 are additionally provided with the third bending 321c at 410 upper end opening of stator mounting disc；It is recommended that preferred first folding Curved 321a, the second bending 321b and third bending 321c are set as the angle bending of 80-95 degree, and specifically, present embodiment is all made of An angle of 90 degrees bending；The driving lever of clutch is that laterally or diagonally shape enters from the external side opening of mounting shell compared with the existing technology Enclosure interior is connect with ratchet, and circumferential area occupies greatly, and installation width is big, and unsightly, and present embodiment is above-mentioned by proposing The setting of structure simply and efficiently reduces the installation width of clutch component 310, and high degree reduces washing machine of the present invention It is driven the installation volume of clutch component, is conducive to compact-sized, and the consumption of installation connecting element is decreased, is not only convenient for batch Assembling, and reduce manufacturing cost；Present embodiment is realized by the setting of driving lever 321 inside installation shell 400 simultaneously, Driving lever 321 may be damaged in transport or carrying moving process by effectively preventing present embodiment, and driving lever 321 is caused to work Inaccurate problem, and make the present embodiment integral product more compact and beautiful；

It is further preferred that in the present embodiment, the output end of driving lever 321 is equipped with the quil that can be engaged with ratchet 314 323, driving force is transmitted to 314 selectivity of ratchet with the realization of engaging and be detached from of ratchet 314 by quil 323, and then realize rotation The release of silk spring 313 resets locking；Specifically, in the present embodiment, ratchet 314 and quil 323 are all made of moulding, Weight of the invention can effectively be mitigated, connected for the ease of the installation of driving lever 321, the end of quil 323 and driving lever 321 is using solid Determine socket structure.

Preferably, in the present embodiment, the installation end of driving lever 321 is equipped with torsion spring mounting shaft 324, and torsional spring 322 is socketed in In torsion spring mounting shaft 324, driving lever 321 is rotatably mounted in stator mounting disc 410 by torsion spring mounting shaft 324, In, 322 one end of torsional spring is limited in stator mounting disc 410, and the other end is limited on the installation end of driving lever 321.

Preferably, in the present embodiment, stator mounting disc 410 includes limit film 440, and limit film 440 is equipped with limiting slot 441,322 one end of torsional spring is limited in limiting slot 441.Preferably, driving lever component 320 includes adjusting screw 325, adjusts screw 325 are mounted on the installation end of driving lever 321, and limit film 440 has the confined planes 442 contacted with adjusting screw 325, adjust screw 325 by adjusting the torque magnitude of torsional spring 322 along counter-rotating, to effectively control driving lever component of the present invention 320 to clutch The driving force that component 310 transmits further ensures that clutch 300 carries out clutch state switching and braking mechanism 50 is stopped The accuracy of car state.Preferably, in the present embodiment, stator mounting disc 410 is equipped with locating slot 413, and limit film 440 is equipped with The positioning card cooperation of positioning tooth 443, locating slot 413 and positioning tooth 443 is a fixed installation point, stator mounting disc 410 and limit Piece 440 is fastenedly connected using fastener realization as another fixed installation point, and the fixed installation structure of present embodiment ensures Fixed effect, while effectively reducing mounting area and reduce installation connecting element.

Preferably, in the present embodiment, transmission device further includes braking mechanism 500, and braking mechanism 500 includes brake ribbon 510, brake ribbon 510 is socketed in outside ring gear retainer 251, and 510 one end of brake ribbon is mounted on the installation end of driving lever 321 On, the other end is packed in stator mounting disc 410；During installation it is further preferred that passing through a fastening in present embodiment Screw 432 realizes being fastenedly connected to brake ribbon 510 and limit film 440 and stator mounting disc 410 simultaneously, reduces the consumption of connector With and mounting area；Particularly preferably, in the present embodiment, the installation end of driving lever 321 is additionally provided with brake ribbon installation axle 326, 510 one end of brake ribbon is socketed in brake ribbon installation axle 326, and present embodiment is realized simultaneously using single driving lever component 320 Control to clutch component 310 and braking mechanism 500 avoids in the prior art using driving lever and brake arm and/brake torsional spring Controlling the labyrinth of clutch and brake respectively, present embodiment is simple and compact for structure, and it is easy to control, and further decrease Manufacturing cost；It is further preferred that in the present embodiment, 510 end of brake ribbon forms brake casing by flanging (not shown go out), brake casing are socketed in brake ribbon installation axle 326.Preferably, in order to guarantee that brake ribbon 510 and brake ribbon are pacified The service life connected between dress axis 326, avoids due to rubbing and injured surface for a long time between them, in present embodiment In, plastic bushing (not shown go out) is equipped between casing and the brake ribbon installation axle 326 of braking；Preferably, in the present embodiment, Plastic bushing and brake ribbon 510 are integrated injection structure, and specifically, brake ribbon 510 is made of wear-resistant material, general to select gold Belong to part.The mounting structure of driving lever component 320 and braking mechanism 500 that present embodiment proposes can according to need completely to be applied to Other kinds of washing machine is driven clutch component, is conducive to compact-sized, effectively reduces installation volume.Of course, the present invention its In his embodiment, it can also be not provided with braking mechanism 500 according to actual needs, these can specifically work according to washing machine Mode chooses whether to need to be arranged.

Lower mask body introduces the work when transmission clutch component of the washing machine in above-mentioned specific embodiment is applied to washing machine Make process:

When washing machine is when washing operating condition, the torsion that torsional spring 322 applies to driving lever 321 forms driving force, driving lever 321 it is defeated Outlet with the quil 323 for being located at 321 end of driving lever by being fixedly attached, passing through the spine of quil 323 in insertion driving lever jack 412 Thorn portion 323b transmits driving force with engaging to ratchet 314 for ratchet 314, which is hung on the card of ratchet 314 Rotation silk spring 313 in mouthful is released, and clutch axle sleeve 311 and input axle sleeve 240 are in discrete state, at the same time, torsional spring 322 The torsion applied to driving lever 321 makes that one end is mounted on the installation end of driving lever 321 and the other end is mounted on stator mounting disc Brake ribbon 510 on 410 holds output sleeve 250 tightly, so that output sleeve 250, which is in, holds stationary state, external rotor electric machine 100 tightly Rotary power is transmitted to planetary gear train 210 by input shaft 220, by the sun gear 211, the planetary gear that successively engage connection 212, rotary power deceleration is finally output to impeller by ring gear 213 and planet carrier 215, and two-way by impeller moves repeatedly Realize the washing function to washings.

When washing machine is in dehydration condition, external traction electric machine (not shown go out) starting work applies to driving lever 321 is drawn Power, tractive force overcomes the torsion of torsional spring 322 at this time, and driving lever 321 drives quil 323 to rotate the quil portion 323b so that quil 323 It is detached from ratchet 314, driving lever 321 no longer transmits driving force to ratchet 314, so that the former rotation silk spring 313 unclamped resets, that is, revolves Silk spring 313 is in locking state, and clutch axle sleeve 311 and input axle sleeve 240 are in monodirectional locking state, at the same time, due to The torsion that tractive force overcomes torsional spring 322 makes brake ribbon 510 unclamp output sleeve 250, when the past rotation silk bullet of external rotor electric machine 100 When 313 locking direction of spring rotates, outer rotor component 110, input shaft 220, planetary gear train 210 and output sleeve 250 are connected as one Body, outer rotor component 110 is by rotary power equispeed output to interior bucket, and interior bucket drives impeller, and high speed rotation is realized to washings together Dehydrating function.

After washing machine completes dehydration condition, external rotor electric machine 100 and external traction electric machine stop working, and tractive force disappears It loses, torsional spring 322 makes brake ribbon 510 hold output sleeve 250 tightly again, applies to output sleeve 250 to the torsion that driving lever 321 applies Braking forces thereto quickly reduces the revolving speed of interior bucket, to realize the effect of brake.

Preferably, referring to Figure 1 shown in 9, Figure 22 and Figure 23, in another embodiment of the present invention, remaining with it is above-mentioned Embodiment is identical, and difference is only that following:

In the present embodiment, ratchet includes coaxially being socketed in rotation silk spring 313 outside and ratchet taper direction is inconsistent The first ratchet 610 and the second ratchet 620, wherein rotation 313 one end of silk spring be limited on the first ratchet 610, other end quilt Rotation 313 one end of silk spring is specifically hung in the bayonet 611 of the first ratchet 610 by limit on the second ratchet 620, another End is hung in the bayonet (not shown go out) of the second ratchet 620；Driving lever component 320 " includes being set in the first ratchet 610 and second The pull-fork assembly 630 ratchet 620 outside and be mounted in stator mounting disc 410, wherein pull-fork assembly 630 is equipped with can be with first The first quil 633 that ratchet 610 engages and the second quil 634 that can be engaged with the second ratchet 620；

Simple in order to be conducive to 630 structure of pull-fork assembly, control is reliable, and is easily installed connection, it is preferable that please be further Referring to fig. 2 shown in 0 and Figure 21, in the present embodiment, pull-fork assembly 630 includes obtaining the shift fork turntable 631 of driving force and consolidating Pressing fork rack 632 in stator mounting disc 410, specifically, in the present embodiment, in order to reduce mounting area and be convenient for Installation connection, pressing fork rack 632 are fixedly mounted on the step surface 411 of stator mounting disc 410 by pull-fork assembly screw fastener 433 On；The quantity of fastener can be selected according to actual needs, the pull-fork assembly screw fastener 433 that present embodiment uses Quantity is 3；

Wherein, the first quil 633 and the second quil 634 respectively can phases by the first installation axle 635 and the second installation axle 636 To being rotatably sleeved on pressing fork rack 632；The end face of first quil 633 and the second quil 634 and shift fork turntable 631 is slided respectively Connection；Preferably, the end face of shift fork turntable 631 is equipped with first sliding groove 637 and second sliding slot 638；The boss of first quil 633 The boss 634a of 633a and the second quil 634 can be slided along 637 trough rim of first sliding groove and 638 trough rim of second sliding slot respectively；It is preferred that Ground, in the present embodiment, 637 trough rim of first sliding groove and second sliding slot 638 are waist type groove；Preferably, in present embodiment In, 321 end of driving lever is equipped with driving lever set 330, and driving lever set 330 is located in the groove 631a of shift fork turntable 631.Preferably, at this In embodiment, pressing fork rack 632 is equipped with mounting table 639, and shift fork turntable 631 is rotatably located in the mounting table； Particularly preferably, in the present embodiment, driving lever set 330, pressing fork rack 632 and shift fork turntable 631 are all made of moulding, conducive to subtracting Light weight.

It is worked when there is the embodiment of the washing machine transmission clutch component of pull-fork assembly 630 to be applied to washing machine for this Journey is as follows:

When washing machine is when washing operating condition, the torsion that torsional spring 322 applies to driving lever 321 forms driving force, driving lever 321 it is defeated Outlet is by covering 330 shift fork turntables 631 by driving lever, shift fork turntable 631 is connected by sliding in insertion driving lever jack 412 It connects the first quil 633 of driving and the second quil 634 rotates in installation axle 635,636 respectively, and then pass through the first quil 633 Engaging for quil portion 633b and the first ratchet 610 and engaging point for the quil portion 634b of the second quil 634 and the second ratchet 620 Driving force is not transmitted to the first ratchet 610 and the second ratchet 620, which respectively drives the card for being hung on the first ratchet 610 313 both ends of rotation silk spring in mouth 611 and in the bayonets of the second ratchet 620 are released simultaneously, clutch axle sleeve 311 and input axle sleeve 240 are in discrete state, and at the same time, torsional spring 322 makes one end be mounted on driving lever 321 to the torsion that driving lever 321 applies On installation end and the other end is mounted on the brake ribbon 510 in stator mounting disc 410 and holds output sleeve 250 tightly, so that output sleeve 250 in stationary state is held tightly, and rotary power is transmitted to planetary gear train 210 by input shaft 220 by external rotor electric machine 100, is led to The sun gear 211 for successively engaging connection, planetary gear 212, ring gear 213 and planet carrier 215 are crossed, finally rotary power is slowed down defeated Impeller is arrived out, and the washing function to washings is realized by the movement repeatedly of impeller.

When washing machine is in dehydration condition, external traction electric machine starts work and applies tractive force to driving lever 321, draws at this time Power overcomes the torsion of torsional spring 322, and driving lever 321 drives shift fork turntable 631 to rotate, and then drives the first quil 633 and the second quil 634 rotations, so that the quil portion 633b of the first quil 633 and the first ratchet 610 are detached from and the quil portion of the second quil 634 634b and the second ratchet 620 are detached from, and driving lever 321 no longer transmits driving force to the first ratchet 610 and the second ratchet 620, so that former The rotation silk spring 313 that both ends are unclamped resets, i.e. rotation silk spring 313 is in locking state, clutch axle sleeve 311 and input axle sleeve 240 In monodirectional locking state, at the same time, since the torsion that tractive force overcomes torsional spring 322 makes brake ribbon 510 unclamp output Axle sleeve 250, when external rotor electric machine 100 is toward when rotation 313 locking direction of silk spring rotation, outer rotor component 110, is gone at input shaft 220 Star wheel series 210 and output sleeve 250 are connected as one, and outer rotor component 110 is by rotary power equispeed output to interior bucket, interior bucket band High speed rotation realizes the dehydrating function to washings to dynamic impeller together.

The same above embodiment of the brake course of work of present embodiment, present embodiment are not repeated to describe.Of course, Pull-fork assembly 630 in present embodiment can according to need the washing machine being applied to using other types or other working methods In driving mechanism clutch, the present invention is without limitation.

By can be seen that above, present embodiment realizes the double quils of double ratchet wheels by the way that single pull-fork assembly 630 is arranged Engaged transmission clutch, avoid it is in the prior art realized using complicated double driving levers double ratchet wheels pair quils engaged transmission from It closes, present embodiment structure is simple, easy to control, and is realized pair using the engaged transmission clutch mode of the double quils of double ratchet wheels Embrace spring component 312 " both ends unclamp, further can effectively ensure clutch state switching accuracy.

In the washing machine transmission clutch component of the embodiment of the present invention, input shaft 220, output shaft 230, input in order to prevent The axial float or displacement of axle sleeve 240 and output sleeve 250, can be in input shaft 220, output shaft 230, input axle sleeve 240 or defeated The suitable position of axle sleeve 250 installs multiple circlips or other identical functions components additional out；For the ease of installation and load-bearing, can input Axis 220, output shaft 230, input axle sleeve 240 or output sleeve 250 suitable position install gasket and other identical functions components additional； In order to meet the normal transmitting and installation of drive connection of the present invention, multiple oiliness bearings and multiple rollings can be set in different parts Such as between output shaft 230 and output sleeve 250,1-2 oil-containing is arranged in pearl bearing between input shaft 220 and input axle sleeve 240 Bearing (Fig. 2 and Fig. 3 are it was shown that but unmarked), between stator mounting disc 410 and input shaft 220 and mounting plate 420 with it is defeated Ball bearing (Fig. 2 and Fig. 3 are it was shown that but unmarked) is set between axle sleeve 250 out, specifically, ball bearing can be deep-groove ball Bearing；Preferably, in order to ensure braking effect, between stator mounting disc 410 and input shaft 220 and/or mounting plate 420 and output Ball bearing between axle sleeve 250 uses unilateral bearing, this is because there may be can only carry out one-way brake for brake ribbon 510 Defect, both sides' braking is unstable, and the setting of unilateral bearing may further ensure that braking effect.Washing water is along output in order to prevent Axis 230, output sleeve 250 and mounting plate 420 enter in deceleration mechanism 200 and external rotor electric machine 100, in 230 He of output shaft Small water seal 620 is set between output sleeve 250, big water seal 610 is set between output sleeve 250 and mounting plate 420, in order into One step is conducive in the course of work of the present invention, and washing water enters inside, it is preferable that is fixedly attached and gets rid of in the periphery of output sleeve 250 Plastics may be selected in water ring 640, specific material.Preferably, in order to realize the damping noise abatement of the present invention at work, in each department of assembly It installs the resilient cushion that plastic material or elastic material are prepared between part additional, and under conditions of meeting installation strength, will pacify It fills shell 400 and uses casting aluminium material, to reduce component processing manufacturing cost, and in order to improve the intensity of each component, in component The reinforcing rib of upper setting different shape and quantity.

Due to above-mentioned circlip, gasket, oiliness bearing, ball bearing, big water seal 610, small water seal 620, damping noise abatement part with And each part such as reinforcing rib is the customary means of those skilled in the art, therefore the above part is made in structure any Change is understood to do not have novelty and creativeness for this patent.

It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (9)

1. a kind of washing machine is driven clutch component, including rotary body and transmission device, the transmission device include deceleration mechanism, from Mechanism and installation shell are closed, and the deceleration mechanism obtains the rotary power of rotary body, rotary power selected by clutch Property be output to washing machine washing execution unit and dehydration execution unit, which is characterized in that

The rotary body is external rotor electric machine, the default sub-component including outer rotor component and inside outer rotor component；

The deceleration mechanism include gear reduction train and the gear reduction train be separately connected drive shaft, be set in drive shaft Propeller shaft sleeve that is external and being rotatablely connected with it, the drive shaft input terminal are fixedly connected with outer rotor component；

The clutch includes clutch component and driving lever component, and the clutch component is socketed in drive shaft input terminal and drive shaft It covers outside input terminal, by driving lever component to the clutch component selectively transmission driving force, realizes drive shaft and propeller shaft sleeve Switching between discrete state and lock state；

The installation shell includes stator mounting disc and mounting plate, and the deceleration mechanism is located at stator mounting disc and mounting plate is fixed It connects in the cavity formed；

Wherein, the clutch component is equipped with clutch axle sleeve and embraces spring component, and the clutch axle sleeve is located at outside drive shaft input terminal, And be fixedly connected with outer rotor component, described armful of spring component is socketed in the outside of clutch axle sleeve and propeller shaft sleeve input terminal；

The driving lever component is rotatably mounted in the stator mounting disc, has step inside the stator mounting disc Face, the step surface is equipped with driving lever jack, and the output end of driving lever is inserted into the driving lever along the upper end opening of stator mounting disc To described armful of spring component selectively transmission driving force in jack, realizes the release for embracing spring component or reset locking.

2. washing machine as described in claim 1 is driven clutch component, which is characterized in that the driving lever is equipped with interconnected the One bending and the second bending, wherein the output end of the driving lever is inserted into the driving lever jack after the second bending.

3. washing machine as claimed in claim 1 or 2 is driven clutch component, which is characterized in that described armful of spring component includes rotation silk Spring and the ratchet being socketed in outside the rotation silk spring, the rotation silk spring is socketed in the clutch axle sleeve and propeller shaft sleeve is defeated Enter the outside at end；

The driving lever component includes driving lever and torsional spring, and the torsional spring is mounted on the installation end of the stator mounting disc and the driving lever Between, Xiang Suoshu driving lever applies torsion, and the torsion forms the driving force；The manipulatable end of the driving lever and external traction mechanism Connection, selectivity apply the tractive force for overcoming the torsion to the driving lever；

The installation end of the driving lever is equipped with torsion spring mounting shaft, and the torsional spring is socketed in torsion spring mounting shaft, and the driving lever passes through torsion Spring installation axle is rotatably mounted in the stator mounting disc, wherein one end of torsional spring is limited in the stator installation On disk, the other end is limited on the installation end of the driving lever.

4. washing machine as claimed in claim 3 is driven clutch component, which is characterized in that the stator mounting disc includes limit Piece, the limit film are equipped with limiting slot, and the one end of torsional spring is limited in the limiting slot.

5. washing machine as claimed in claim 4 is driven clutch component, which is characterized in that the driving lever component includes adjusting spiral shell Nail, the adjusting screw are mounted on the installation end of the driving lever, and the limit film has the confined planes contacted with adjusting screw, The torque magnitude for adjusting screw and adjusting the torsional spring by suitable counter-rotating.

6. washing machine as claimed in claim 4 is driven clutch component, which is characterized in that the stator mounting disc is equipped with positioning Slot, the limit film are equipped with positioning tooth, and the positioning card cooperation of the locating slot and positioning tooth is a fixed installation point, the stator Mounting disc and limit film are fastenedly connected using fastener realization as another fixed installation point.

7. washing machine as claimed in claim 3 is driven clutch component, which is characterized in that the transmission device further includes braking machine Structure, the braking mechanism include brake ribbon, and the brake ribbon is socketed in outside the propeller shaft sleeve, and brake ribbon one end is mounted on On the installation end of the driving lever, the other end is packed in the stator mounting disc.

8. washing machine as claimed in claim 3 is driven clutch component, which is characterized in that the ratchet includes coaxially being socketed in institute State the first ratchet and the second ratchet that outside rotation silk spring and ratchet taper direction is inconsistent, wherein the rotation silk spring one end It is limited on first ratchet, the other end is limited on second ratchet；

The driving lever component includes being set in the pull-fork assembly outside the ratchet and being mounted in the stator mounting disc, In, the pull-fork assembly is equipped with the first quil that can be engaged with first ratchet and can engage with second ratchet second Quil.

9. washing machine as claimed in claim 8 is driven clutch component, which is characterized in that the pull-fork assembly includes described in acquisition The shift fork turntable of driving force and the pressing fork rack being packed in the stator mounting disc, wherein first quil and the second quil It can be mounted on the relative rotation on the pressing fork rack by installation axle respectively；First quil and the second quil and the shift fork The end face of turntable is slidably connected respectively.