CN105297345A - Decelerating clutch and washing machine - Google Patents
Decelerating clutch and washing machine Download PDFInfo
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- CN105297345A CN105297345A CN201410373944.3A CN201410373944A CN105297345A CN 105297345 A CN105297345 A CN 105297345A CN 201410373944 A CN201410373944 A CN 201410373944A CN 105297345 A CN105297345 A CN 105297345A
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Abstract
The invention relates to a decelerating clutch and a washing machine. The decelerating clutch comprises an input shaft, a decelerating device, a clutch device, an output shaft and an output shaft sleeve. The middle portion of a motor is hollow. At least a part of the decelerating device is arranged in the hollow portion such that the decelerating device and a projection of the motor on an axis of the decelerating clutch are partially overlapped. At least one part of the decelerating device is arranged in the hollow portion of the motor such that overall height of the decelerating clutch can be decreased. In the meantime, the clutch device is arranged on the periphery of the decelerating device such that the decelerating device and the projection of the motor on the axis of the decelerating clutch are partially overlapped. Therefore, space occupied by a conventional clutch device is saved and overall height of the decelerating clutch can be decreased. Accordingly, size of the washing machine is decreased with washing capacity unchanged. Or, washing capacity is increased with size of the washing machine unchanged.
Description
Technical field
The present invention relates to washing machine field, particularly relate to a kind of speed-reducing clutch, also relate to a kind of washing machine that above-mentioned speed-reducing clutch is housed.
Background technology
Washing machine is household electrical appliance conventional in people's daily life, installs laundry mode difference, is divided into roller washing machine and roller washing machine.Roller washing machine generally includes urceolus, cylinder and motor, and motor head roll washs clothing dynamic realization of urceolus transfer or dewaters.Present roller washing machine just utilizes merely the rotation of cylinder to wash, and only utilizes the lifting rib in cylinder to promote and the mode leaving washings is beaten clothing and washed, and is difficult to obtain outstanding clean result.Present roller washing machine increases impeller in addition in cylinder, and impeller and cylinder drive it to rotate to optimize clean effect by independently motor respectively.Owing to adopting two motors, the manufacturing cost of roller washing machine is caused to increase.
Solve the rotation that a motor can drive impeller and cylinder, adopt speed-reducing clutch to be a kind of well mode.But general speed-reducing clutch arrangement of clutch and deceleration device are positioned at same axial direction, general motor, arrangement of clutch, deceleration device set gradually vertically, like this, the space that speed-reducing clutch takies can be very large, if and the space that speed-reducing clutch takies is large, in the shell of same volume, the space of cylindric washer will diminish, washing capacity will diminish, if require that washing capacity can not diminish, just need the volume increasing washing machine, nowadays how the washing machine of same volume accomplishes that maximum washing capacity is a problem being sought after studying.
The impeller of rotary drum washing machine and interior bucket rotate and adopt speed-reducing clutch to control, and how the washing machine facing same volume equally accomplishes maximum washing capacity, or how the washing machine of identical washing capacity accomplishes the problem of minimum volume.
The speed-reducing clutch adopted due to existing washing machine is installed in bottom outer barrel/cylinder, and the diameter of outer barrel/cylinder is more much larger than the diameter of speed-reducing clutch, so the surrounding of speed-reducing clutch also has very large space, this segment space does not install other structure, causes the waste of bottom space; And the motor of speed-reducing clutch, deceleration device and arrangement of clutch are set gradually vertically, cause the waste of bottom space.Therefore, how the arrangement of clutch of reasonable Arrangement speed-reducing clutch, deceleration device and motor, to reduce the whole height of speed-reducing clutch, increase the washing capacity of washing machine, become the technical problem being badly in need of solving.
Given this present invention is proposed.
Summary of the invention
Object of the present invention, for overcoming the deficiencies in the prior art, provides a kind of speed-reducing clutch, to reduce the whole height of speed-reducing clutch, reaches the object that reduction speed-reducing clutch takies internal machine volume.
In order to realize this object, the present invention adopts following technical scheme: a kind of speed-reducing clutch, and it comprises: power shaft, deceleration device, arrangement of clutch, output shaft, output sleeve and motor; The middle part of motor is hollow bulb, and deceleration device is located in hollow bulb at least partly, and deceleration device and the motor small part that is projected on speed-reducing clutch axis is overlapped.
Further, deceleration device comprises deceleration train, the ring gear engaged with deceleration train; Deceleration train and/or ring gear are located in the hollow bulb of motor at least partly.
Further, power shaft one end is connected with the rotor of motor, the other end is connected with output shaft with output sleeve respectively through deceleration train.
Further, described deceleration train comprises centre wheel, planetary gear that engage with centre wheel, that revolve round the sun around centre wheel, the ring gear engaged with planetary gear; Planetary gear is meshed with centre wheel, ring gear respectively, makes planetary gear generation around the revolution of centre wheel axis; Planetary gear and/or centre wheel are located in the hollow bulb of motor at least partly.
Further, power shaft one end is connected with the rotor of direct driving motor, the other end is connected with centre wheel, and output shaft one end is connected the other end with centre wheel and is connected with agitation wheel for washing machine, and output sleeve one end is connected the other end with the planetary wheel carrier of planetary gear and is connected with washing machine inner tub/cylinder.
Further, arrangement of clutch is arranged on the periphery of deceleration device at least partly, and deceleration device and the arrangement of clutch small part that is projected on speed-reducing clutch axis is overlapped.
Further, described arrangement of clutch comprises the clutch axle sleeve being located at deceleration device peripheral part and the clutch driving unit driving clutch shaft cover to move axially, clutch axle sleeve through clutch driving unit drive slide up and down, with control output sleeve with output shaft synchronous rotate or output sleeve is fixed, output shaft rotates alone.
Further, the inwall of clutch axle sleeve is provided with the internal tooth engaged with planet circular system, makes clutch axle sleeve form ring gear.
Further, the inwall of clutch axle sleeve is provided with internal spline, the periphery of ring gear is provided with the external splines be meshed with it, makes clutch axle sleeve form the connection relatively can not rotating, can slide to axial with ring gear.
Further, described motor is the direct driving motor be made up of rotor and stator, and be located at inner stator or rotor in the form of a ring, annular stator or rotor have certain thickness, the hollow bulb of the hollow formation motor making annular stator or rotor surround.
Another object of the present invention is to provide a kind of washing machine that above-mentioned arbitrary deceleration clutch clutch is housed; Particularly relate to a kind of roller washing machine that above-mentioned arbitrary speed-reducing clutch is housed, to make to install the impeller driven by speed-reducing clutch in roller washing machine additional; Simultaneously, because the whole height of above-mentioned speed-reducing clutch is lower, make the change in size of the roller washing machine installing above-mentioned speed-reducing clutch additional not too large, to reduce the volume of washing machine when washing capacity is constant, or increase washing capacity when washing machine constancy of volume.
After adopting technical solutions according to the invention, bring following beneficial effect:
1, in the present invention, deceleration device is located in the hollow bulb of motor at least partly, and deceleration device and the motor small part that is projected on speed-reducing clutch axis is overlapped, to reduce the whole height of speed-reducing clutch.
2, arrangement of clutch is arranged on the periphery of deceleration device, arrangement of clutch and the deceleration device small part that is projected on speed-reducing clutch axis is overlapped, saves, reduce the whole height of speed-reducing clutch with the part space taken by original arrangement of clutch; Thus, reduce the volume of washing machine when washing capacity is constant, or increase washing capacity when washing machine constancy of volume.
3, in the present invention, installing plate is directly connected with the stator of motor, eliminates the connector of the two, reduces the quantity of part, reduces the space that connector takies, reduce the whole height of speed-reducing clutch further.
4, the clutch driving unit of ring gear of the present invention at least comprises a clutch platen coaxially arranged with ring gear, and clutch platen circumference rotating drive ring gear moves axially, this kind of clutch driving unit, and structure is simple, axially takes up room little; Thus, shorten the whole height of speed-reducing clutch, leave outer barrel/cylinder that more spatial placement is larger, increase washing capacity.
5, simple, the Be very effective of structure of the present invention, suitablely promotes the use of.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1: speed-reducing clutch structural blast figure of the present invention
Fig. 2: speed-reducing clutch structure sectional view of the present invention
Fig. 3: further embodiment of this invention speed-reducing clutch structural blast figure
Fig. 4: further embodiment of this invention speed-reducing clutch structure sectional view
Fig. 5: clutch platen structural representation of the present invention
Fig. 6: the shell mechanism schematic diagram of speed-reducing clutch of the present invention
Fig. 7: the shell mechanism schematic diagram of another embodiment of the present invention speed-reducing clutch
Fig. 8: in one embodiment of the invention Fig. 2, macrostructure schematic diagram is sent out at A place
Fig. 9: in another embodiment of the present invention Fig. 2, macrostructure schematic diagram is sent out at A place
Figure 10 and Figure 11: the structural representation of installing plate in the present invention
Wherein: 1, power shaft, 2, output shaft, 3, output sleeve, 4, ring gear, 5, end-tooth, 6, rotor, 7, stator, 8, installing plate, 9, engaging tooth, 10, centre wheel, 11, planetary gear, 12, planetary wheel carrier, 13, clutch shaft bearing, 14, second bearing, 15, groove, 16, bolt, 17, annular boss, 18, back-moving spring, 19, shell, 20, clutch platen, 21, clutch axle sleeve, 22, driving lever, 23, clutch discs, 24, guiding spline, 25, guide chute, 26, annulus body, 27, first wedge shape is protruding, 271, first plane, 272, second plane, 28, driving lever, 29, second wedge shape is protruding, 291, second plane, 292, second inclined-plane, 30, breach, 31, push-and-pull motor, 32, auxiliary section, 34, connecting portion, 35, locating slot, 81, erection column, 82, bolt hole, 83, straight plate part, 84, flange, 85, through hole.
Detailed description of the invention
As shown in Figures 1 to 7, invention describes a kind of speed-reducing clutch of washing machine, it comprises: motor, power shaft 1, deceleration device, arrangement of clutch, output shaft 2, output sleeve 3 and installing plate 8.
The rotor 6 that described motor rotates after comprising energising relatively and stator 7.Rotor 6 is connected with deceleration device through power shaft 1, is passed to deceleration device with the rotation torque produced by motor, and this moment of torsion carries out being dispensed to output shaft 2 and/or output sleeve 3 by deceleration device; Described arrangement of clutch controls this moment of torsion and exports the method for salary distribution, realizes the object switched between output shaft 2 and the different output states of output sleeve 3.
If above-mentioned washing machine erects bucket rotary drum washing machine, described output shaft 2 is connected with impeller, described output sleeve 3 is connected with interior bucket, if above-mentioned washing machine cylinder rotary drum washing machine, described output shaft 2 is connected with impeller, and described output sleeve 3 is connected with cylinder, if above-mentioned washing machine Double-rotary drum washing machine, described output shaft 2 is connected with the first cylinder, and described output sleeve 3 is connected with second tin roller.
Above-mentioned different output state comprises, described output shaft 2 and the synchronized in the same way rotation of output sleeve 3, this kind of state is dewatering state, different output state also comprises, described output shaft 2 and output sleeve 3 differential speed rotation in the same way, this kind of state is washing state, can be used for cylinder rotary drum washing machine or full-automatic impeller type washing machine, different output state also comprises, described output shaft 2 and output sleeve 3 reversely rotate, this kind of state is washing state, can be used for double dynamical rotary drum washing machine and Double-rotary drum washing machine, different output state also comprises, described output shaft 2 rotates dynamic and output sleeve 3 free state, can be used for false two-power washing machine.
In the present invention, arrangement of clutch, deceleration device and motor are arranged along the axis of power shaft respectively, deceleration device overlaps with the small part that is projected to of motor on the input shaft axis of speed-reducing clutch, to reduce the whole height of speed-reducing clutch with arrangement of clutch and/or arrangement of clutch with motor and/or deceleration device.
Embodiment one
In the present embodiment, described arrangement of clutch is arranged on the periphery of deceleration device at least partly, and arrangement of clutch and the deceleration device small part that is projected on speed-reducing clutch axis is overlapped.
In the present embodiment, described arrangement of clutch comprises the clutch axle sleeve 21 that can move axially and the clutch driving unit driving clutch axle sleeve 21 to move axially.Clutch axle sleeve 21 drives through clutch driving unit and slides up and down, and switches between output shaft 2 and the different output states of output sleeve 3.
In the present embodiment, described clutch axle sleeve 21 is sleeved on the peripheral part of deceleration device, and clutch axle sleeve 21 and the deceleration device small part that is projected on speed-reducing clutch axis is overlapped.By above-mentioned setting, the part height space of original clutch axle sleeve 21 is saved, reduce the whole height of speed-reducing clutch, thus the volume of washing machine can be reduced when washing capacity is constant, or increase washing capacity when washing machine constancy of volume.In the research and development of washing machine, even if the height of speed-reducing clutch reduces several millimeters and to improve very greatly all at last bottom outer barrel/cylinder, will be very large on the impact of washing capacity, and the axial length of general clutch axle sleeve 21 can reach tens millimeters, clutch axle sleeve is put into the outside of the reduction gearing of deceleration device by the present invention, the axial length of clutch axle sleeve is saved, washing capacity is had and improves greatly.
Embodiment two
In the present embodiment, deceleration device comprises deceleration train, the ring gear engaged with deceleration train; Deceleration train and/or ring gear are located in the hollow bulb of motor at least partly.Power shaft one end is connected with the rotor of motor, the other end is connected with output shaft with output sleeve respectively through deceleration train.
The different output states of speed-reducing clutch are determined by the ratio wheel architecture of deceleration device inside, and the present invention describe only one deceleration train wherein; Described deceleration train comprises centre wheel 10, planetary gear 11 that engage with centre wheel 10, that revolve round the sun around centre wheel 10, the ring gear 4 engaged with planetary gear 11; Planetary gear 11 is meshed with centre wheel 10, ring gear 4 respectively, makes planetary gear 11 produce revolution around centre wheel 10 axis; Planetary gear 11 and/or centre wheel 10 are located in the hollow bulb of motor at least partly.
Described deceleration device comprises centre wheel 10, planetary gear 11 that engage with centre wheel 10, that revolve round the sun around centre wheel 10, the ring gear 4 engaged with planetary gear 11; Planetary gear 11 is meshed with centre wheel 10, ring gear 4 respectively, and the axis of planetary gear 11 is rotated around the axis of centre wheel 10, and planetary gear 11 is revolved round the sun around centre wheel 10.Planetary gear 11 and/or centre wheel 10 are located in the hollow bulb of motor at least partly.
Described centre wheel 10 is arranged on power shaft 1 and/or output shaft 2.The connection that described centre wheel 10 can not rotate relatively with power shaft 1, output shaft 2 respectively, or centre wheel 10 is integrated part with power shaft 1 and/or output shaft 2.Power shaft 1 one end is connected with the rotor 6 of direct driving motor, and the other end is connected with centre wheel 10; Output shaft 2 one end is connected the other end with centre wheel 10 and is connected with the impeller of washing machine.
Above-mentioned power shaft 1 and output shaft 2 can be two axles, be connected with centre wheel 10 respectively, or above-mentioned power shaft 1 and output shaft 2 are an axis, the present invention preferably power shaft 1 and output shaft 2 be one coaxial, this kind of situation power shaft 1 and output shaft 2 need the support of two bearings just passable, reduce the whole height of speed-reducing clutch further.
Described planetary gear 11 is arranged on planetary wheel carrier 12.The connection that described planetary wheel carrier 12 can not rotate in a circumferential direction relatively with output sleeve 3, or planetary wheel carrier 12 is integrated part with output sleeve 3.Preferably, output sleeve 3 one end is connected with planetary wheel carrier 12, and the other end is connected with the interior bucket/cylinder of washing machine.
Embodiment three
In the present embodiment, the inwall of clutch axle sleeve 21 is provided with the engaging tooth be meshed with planetary gear 11, makes clutch axle sleeve 21 form the ring gear 4 of deceleration device.Clutch axle sleeve 21 can be meshed with planetary gear 11, also can produce slip along axis by opposing rows star-wheel 11.Under the effect of clutch driving unit, clutch axle sleeve 21 is made axially to produce movement, to control output shaft 2 and output sleeve 3 switches between different output state.
In the present embodiment, slide axially in process at clutch axle sleeve 21, all need to keep clutch axle sleeve 21 to be meshed with planetary gear 11 at least part of in deceleration device.Preferably, described clutch axle sleeve 21 is made up of straight tube sleeve, the inwall of straight tube sleeve is evenly equipped with the engaging tooth be meshed with planetary gear 11.Described engaging tooth extends to the other end from one end of straight tube sleeve, and make clutch axle sleeve 21 slide axially in process, planetary gear is all meshed with the engaging tooth of clutch axle sleeve 21, to ensure the engagement stationarity of deceleration device.
By clutch axle sleeve 21 and ring gear 4 are set to integral piece, eliminate independent clutch axle sleeve or ring gear, decrease the quantity of part, structure is simple, easy to assembly, saves cost.
Embodiment four
In the present embodiment, described clutch axle sleeve 21 is arranged on the outside of the ring gear 4 of deceleration device, axially can relative sliding circumference be not relatively turnable is connected with ring gear 4, clutch axle sleeve 21 moves axially and makes ring gear 4 by the anatomical connectivity of clutch axle sleeve 21 with different conditions, control the different output states of output shaft 2 and output sleeve 3, the inwall of described ring gear 4 is provided with engaging tooth, and ring gear 4 is meshed with planetary gear 11.
In the present embodiment, the outer wall of described ring gear 4 is provided with axial guiding spline 24, and described clutch axle sleeve 21 inwall is provided with the guide chute 25 coordinated with the spline 24 that leads.Clutch axle sleeve 21 can move in the axial direction in the outside of ring gear 4, complete the anatomical connectivity with different conditions, as rotational structure and fixed structure, and ring gear 4 is axially static, what the sealing of such ring gear 4 became is more prone to, also can not be too high to the requirement of machining accuracy, thus cut down finished cost, if ring gear 4 slides axially, higher to the seal request be slidably connected, so, arrange one in the present invention can slide in the axial direction and the clutch axle sleeve 21 of the anatomical connectivity of different conditions, complete the function of clutch, simultaneously, its internal circumferential can drive ring gear 4 have identical rotary state with clutch axle sleeve 21.
Embodiment five
In the present embodiment, the two ends of clutch axle sleeve 21 are respectively equipped with end-tooth 5, and clutch axle sleeve 21 can move axially under the effect of clutch driving unit, make clutch axle sleeve 21 can be in primary importance and the second place.
During primary importance state, the end-tooth 5 of clutch axle sleeve 21 one end is connected with a rotational structure, clutch axle sleeve 21 and the synchronized in the same way rotation of rotor 6, and this state is dewatering state;
During the second place, the end-tooth 5 of clutch axle sleeve 21 other end is connected with a fixed structure, and clutch axle sleeve is fixed, and this state is washing state.
All right, under clutch driving unit effect, make clutch axle sleeve 21 be in the 3rd position.During the 3rd location status, the end-tooth 5 at clutch axle sleeve 21 two ends is not all connected with other structures, makes clutch axle sleeve 21 be in free state, and this state is also generally washing state.
Described rotational structure can be direct driving motor rotor 6, also can for clutch discs 13 relatively-stationary with rotor 6; Described fixed structure can be urceolus or shell 19, also can be fixed disk relatively-stationary with shell 19.
Described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Installing plate 8 is provided with the teeth groove 9 corresponding with the end-tooth 5 of clutch axle sleeve 21, and the end-tooth 5 of described clutch axle sleeve 21 stretches into corresponding teeth groove 9, and installing plate 8 is directly connected with clutch axle sleeve, this kind of connected mode, structure is simple, assembling is simple, and parts are less, cost-saving, or installing plate 8 is arranged a fixed disk (fixed disk is not shown in the drawings), described fixed disk is provided with the teeth groove 9 corresponding with the end-tooth 5 of clutch axle sleeve, the end-tooth 5 of described clutch axle sleeve stretches into corresponding teeth groove 9, installing plate 8 is connected indirectly with clutch axle sleeve 21, this kind of connected mode is more conducive to the service life of installing plate, if clutch axle sleeve is directly connected with the teeth groove 9 on installing plate 8 by end-tooth 5, because in rotation process, moment of torsion is larger, after teeth groove 9 damages, whole installing plate all need be changed, if connected by the teeth groove 9 on fixed disk, after teeth groove 9 on fixed disk damages, only can change fixed disk, it is more convenient that the maintenance in the future of such washing machine becomes.
The rotor 6 of direct driving motor is provided with the teeth groove 9 corresponding with the end-tooth 5 of clutch axle sleeve, and the end-tooth 5 of described clutch axle sleeve stretches into corresponding teeth groove 9, and rotor 6 is directly connected with clutch axle sleeve, this kind of connected mode, structure is simple, assembling is simple, and parts are less, cost-saving, or rotor 6 is connected with clutch axle sleeve by a clutch discs 23, described clutch discs 23 and rotor 6 are fixed or described clutch discs 23 is fixed with power shaft 1, described clutch discs 23 is provided with the teeth groove 9 corresponding with the end-tooth 5 of clutch axle sleeve, the end-tooth 5 of described clutch axle sleeve stretches into corresponding teeth groove 9, rotor 6 and clutch shaft inner room connect in succession, this kind of connected mode plays better protective effect to rotor, because rotor high-speed during dehydration rotates, moment of torsion is larger, on rotor 6, fluting can bring impact to the intensity of rotor 6, so the thickness of rotor 6 must be increased, the increase of cost and the increase of weight can be caused, so indirectly connect for preferred embodiment by clutch discs 23, further preferably clutch discs 23 is fixedly connected with rotor 6, mode by interference fit or spline joint connects.
Embodiment six
As shown in Figures 1 to 9, the present embodiment introduce a kind of as arbitrary in embodiment one to five as described in the clutch driving unit that moves axially of clutch shaft cover, clutch driving unit at least comprises the clutch platen 20 that arrange coaxial with clutch axle sleeve 21, moving axially of described clutch platen 20 circumferential rotating drive clutch axle sleeve 21.
Clutch platen 20 is a rotating annulus body 26, one end of annulus body 26 is circumferentially provided with at least one first wedge shape projection 27, the other end contacts with clutch axle sleeve 21, one end that clutch platen 20 is provided with the first wedge shape projection 27 is provided with a fixing supporting construction, described supporting construction be provided with on clutch platen 20 the first wedge shape projection 27 match and second wedge shape protruding 29 of reversed dip or wedge shape recessed, because supporting construction is fixing, when clutch platen 20 rotates, when the peak of the first wedge shape projection 27 contacts with the peak of the second wedge shape projection 28, clutch axle sleeve 21 is expressed to another location axially by the other end of clutch platen 20, when clutch platen 20 is rotated further or rotates backward, when the peak of the first wedge shape projection 27 contacts with the minimum point of the second wedge shape projection 28, clutch axle sleeve 21 gets back to home position again.
This kind of clutch driving unit, structure is simple, axially take up room little, thus reduce the whole height of speed-reducing clutch, leave more spatial placement larger for outer barrel/cylinder, increase washing capacity, make the volume reducing washing machine when washing capacity is constant, or increase washing capacity when washing machine constancy of volume.
Clutch driving unit also comprises a back-moving spring 18, the periphery that described clutch platen 20 and described back-moving spring 18 are arranged on clutch axle sleeve 21 overlaps with the small part that is projected to of ring gear 4 on speed-reducing clutch axis, described clutch axle sleeve 21 outer wall is provided with annular boss 17, clutch platen 20 is arranged on the side of annular boss 17, back-moving spring 18 is arranged on the opposite side of annular boss, or described clutch platen 20 and back-moving spring 18 are arranged on the same side of annular boss.
Clutch platen 20 and back-moving spring 18 also can be separately positioned on the both sides of annular boss 17, when clutch platen 20 rotates, when the peak of the first wedge shape projection 27 contacts with the peak of the second wedge shape projection 28, clutch axle sleeve 21 is expressed to another location axially by the other end of clutch platen 20, back-moving spring 18 is compressed, when clutch platen 20 is rotated further or rotates backward, when the peak of the first wedge shape projection 27 contacts with the minimum point of the second wedge shape projection 28, the extruding force of clutch platen 20 pairs of clutch axle sleeves 21 disappears, back-moving spring 18 restoring force makes clutch axle sleeve 21 get back to home position again.
Certain clutch platen 20 and back-moving spring 18 also can be arranged on the same side of annular boss 17, clutch platen 20 extrudes annular boss 17 when driving 21 movement of clutch axle sleeve, back-moving spring 18 under tension, when the extruding force of clutch platen 20 pairs of clutch axle sleeves 21 disappears, back-moving spring 18 restoring force makes clutch axle sleeve 21 get back to home position again.
Described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
As shown in Figure 6 and Figure 8, described supporting construction is shell 19, described shell 19 is provided with near the inside of power shaft 1 one end and coordinates and the second wedge shape projection 29 of reversed dip with the first wedge shape protruding 27 on clutch platen 20, and the other end of back-moving spring 18 is supported on (detailed in Example seven) on installing plate 8.
Or, as shown in figures 7 and 9, described supporting construction is installing plate 8, and described installing plate 8 is provided with and coordinates and the second wedge shape projection 29 of reversed dip with the first wedge shape protruding 27 on clutch platen 20, and the other end of back-moving spring 18 is supported on (detailed in Example eight) on shell 19.
As shown in Figure 5, Figure 6, one end of clutch platen 20 is provided with at least two the first wedge shape projections 27, multiple first wedge shape projection 27 is about the center of circle Central Symmetry of clutch platen 20, described first wedge shape projection 27 comprises the first inclined-plane 272 and the first plane 271, the supporting construction of described clutch platen 20 is provided with and second wedge shape projection 29 of reversed dip identical with protruding 27 shapes of the first wedge shape on clutch platen 20, and described second wedge shape projection 29 comprises the second inclined-plane 292 and the second plane 291 coordinated with the first inclined-plane 272 and the first plane 271.When first inclined-plane 272 and the second inclined-plane 292 coordinate completely, clutch axle sleeve 21 in a state of nature; Clutch platen 20 rotates the first wedge shape projection 27 and rotates gradually, because supporting construction is fixing, when clutch platen 20 rotation extruding clutch axle sleeve 21 to the first plane 271 and the second plane 291 coordinate completely, clutch axle sleeve 21 is expressed to another location axially by clutch platen 20, back-moving spring 18 is compressed, when clutch platen 20 is rotated further or rotates backward, the extruding force of clutch platen 20 pairs of clutch axle sleeves 21 disappears, and back-moving spring 18 restoring force makes clutch axle sleeve 21 get back to home position again.
Or it is recessed that the supporting construction of described clutch platen 20 is provided with the wedge shape identical with protruding 27 shapes of the first wedge shape on clutch platen 20, and described wedge shape is recessed comprises the inclined-plane and a plane that coordinate with the first inclined-plane and the first plane.Clutch platen 20 turn to described first wedge shape projection 27 enter completely the wedge shape be equipped with it recessed interior time, clutch axle sleeve 21 is in a state of nature; Clutch platen 20 rotates the first wedge shape projection 27, and to screw out wedge shape gradually recessed, because supporting construction is fixing, clutch axle sleeve 21 is expressed to another location axially by clutch platen 20, back-moving spring 18 is compressed, when clutch platen 20 is rotated further or rotates backward, it is recessed that first wedge shape projection 27 screws in again wedge shape gradually, and the extruding force of clutch platen 20 pairs of clutch axle sleeves 21 disappears, and back-moving spring 18 restoring force makes clutch axle sleeve 21 get back to home position again.
Annulus body 26 outer circumference of clutch platen 20 is provided with the driving lever 28 driving clutch platen to rotate, preferred driving lever 28 is structure as a whole with the annulus body 26 of clutch platen 20, described shell 19 is provided with a breach 30, described driving lever 28 stretches out shell 19 by this breach 30, described driving lever 28 connects a push-and-pull motor 31, driving lever 28 is arranged the slotted hole passed for push-and-pull motor 31 motor shaft, under the effect of push-and-pull motor 31, the motor shaft of push-and-pull motor 31 moves back and forth, drive the reciprocating rotation of driving lever 28, thus realize the reciprocating rotation of clutch platen 20.
The mode of certain drive clutch platen 20 low-angle reciprocating rotation has a lot, can also by the type of drive of gear: driving lever is provided with fan-shaped circumference gear or fan-shaped face gear, one motor drives another pinion rotation, this gear and fan-shaped circumference gear or fan-shaped end face gears meshing, motor-driven gear rotating, the reciprocating rotation of driving lever 28 can be realized, thus realize the reciprocating rotation of clutch platen 20.
The rotation of clutch platen 20 can also be driven by crank-rocker mechanism.
Embodiment seven
As shown in Figure 6 and Figure 8, in the present embodiment, described clutch platen 20 is located between the annular boss 17 of shell 19 and clutch axle sleeve 21.
As shown in Figure 6, in the present embodiment, shell 19 comprises the auxiliary section 32 and the connecting portion 34 be connected with installing plate 8 auxiliary section 32 that arrange near motor place.
As shown in Figure 8, in the present embodiment, described auxiliary section 32, in dish dress, is provided with clutch platen 20 between the annular boss 17 of auxiliary section 32 and clutch axle sleeve 21; Preferably, be provided with in described shell 19 and be sleeved on clutch discs 23 on power shaft 1, that jointly rotate with power shaft 1, described clutch discs 23 is located at auxiliary section 32 place near shell 19.The back-moving spring 18 of tensioning is provided with, to provide reset response power to clutch axle sleeve 21 between the annular boss 17 of clutch axle sleeve 21 and installing plate 8.
One end of clutch platen 21 is provided with at least two the first wedge shape projections 27, and each first wedge shape projection 27 extends to the direction near side, auxiliary section 32.Multiple first wedge shape projection 27 is about the center of circle Central Symmetry of clutch platen 20, and described first wedge shape projection 27 comprises the first inclined-plane 272 and the first plane 271.
The auxiliary section 32 of shell 19 is provided with and second wedge shape projection 29 of reversed dip identical with protruding 27 shapes of the first wedge shape on clutch platen 20, and the second described wedge shape projection 29 extends near clutch platen 21 direction.Described second wedge shape projection 29 comprises the second inclined-plane 292 and the second plane 291 coordinated with the first inclined-plane 272 and the first plane 271.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment eight
As shown in figures 7 and 9, in the present embodiment, described clutch platen 20 is located between the annular boss 17 of installing plate 8 and clutch axle sleeve 21.
As shown in Figure 7, in the present embodiment, shell 19 comprises the auxiliary section 32 and the connecting portion 34 be connected with installing plate 8 auxiliary section 32 that arrange near motor place.
As shown in Figure 9, in the present embodiment, described auxiliary section 32, in dish dress, is provided with back-moving spring 18 between the annular boss 17 of auxiliary section 32 and clutch axle sleeve 21, to provide reset response power to clutch axle sleeve 21; Preferably, be provided with in described shell 19 and be sleeved on clutch discs 23 on power shaft 1, that jointly rotate with power shaft 1, described clutch discs 23 is located near shell auxiliary section 32 place.Be provided with clutch platen 21 between the annular boss 17 of clutch axle sleeve 21 and installing plate 8, slide axially to control clutch shaft cover.
One end of clutch platen 21 is provided with at least two the first wedge shape projections 27, and each first wedge shape projection 27 extends to the direction near installing plate 8 side.Multiple first wedge shape projection 27 is about the center of circle Central Symmetry of clutch platen 20, and described first wedge shape projection 27 comprises the first inclined-plane 272 and the first plane 271.
Described installing plate 8 is provided with and second wedge shape projection 29 of reversed dip identical with protruding 27 shapes of the first wedge shape on clutch platen 20, and described second wedge shape projection 29 comprises the second inclined-plane 292 and the second plane 291 coordinated with the first inclined-plane 272 and the first plane 271.
All right, the second described wedge shape projection 29 is located on fixed disk, and described fixed disk is fixedly connected with installing plate 8.Preferably, described fixed disk is made up of shell 19, and the flanging held and be provided with to shell 19 internal bend that is connected of described shell 19 and installing plate 8, described flanging is provided with the second wedge shape projection 29 matched with clutch platen 20.
As shown in Figure 7, the auxiliary section 32 of shell 19, in dish dress, is provided with the back-moving spring 18 of tensioning, to provide reset response power to clutch axle sleeve 21 between the annular boss 17 of auxiliary section 32 and clutch axle sleeve 21.Preferably, described shell 19 bottom is provided with and is sleeved on clutch discs 23 on power shaft 1, that jointly rotate with power shaft 1, and described back-moving spring 18 is located between the annular boss 17 of clutch discs 23 and clutch axle sleeve 21.
In the present embodiment, described auxiliary section 32 or clutch discs 23 are provided with locating slot 35, and the end of back-moving spring 18 is in locating slot 35, think that back-moving spring 18 provides circumferential positioning supports.
Preferred further, the annular boss 17 of clutch axle sleeve 21 is also provided with locating slot 35, and the other end for back-moving spring 18 provides circumferential positioning supports (not indicating in the accompanying drawings).
By above-mentioned setting, the clutch driving unit of arrangement of clutch is located near installing plate place, and makes installing plate or shell form a part of component of clutch driving unit, to reduce the component count of speed-reducing clutch; Meanwhile, can also utilize the thickness of installing plate that at least part of second wedge shape is set protruding, the whole height of speed-reducing clutch is reduced further.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment nine
As shown in Figure 2 and Figure 4, in the present embodiment, described motor is the direct driving motor be made up of rotor 6 and stator 7, is located at inner stator 7 or rotor 6 in the form of a ring, stator 7 or the rotor 6 of ring-type have certain thickness, the hollow bulb of the hollow formation motor making the stator 7 of ring-type or rotor 6 surround.
Preferably, motor is the direct driving motor of inner stator outer rotor, and it is inner that rotor 6 is located at by stator 7 in the form of a ring; Further preferred, the relative two sides of stator 7 are respectively the first side of being connected with installing plate 8 and by coated the second side of rotor 6; Rotor 6 comprises the disk of coated stator 7 second side, and outer circumferential stator 7 first side of disk is to the flanging being bent to form parcel stator 7 periphery wall; The disc centre place of rotor 6 is connected with the end of power shaft 1.
In the present embodiment, described deceleration device is arranged in the hollow bulb of motor at least partly; Preferably, the gear parts of described deceleration device is arranged in the hollow bulb of motor.By being located at least partly in the hollow bulb of motor by deceleration device, deceleration device and the motor small part that is projected on speed-reducing clutch axis is overlapped, to reduce the whole height of speed-reducing clutch.
In the present embodiment, the ratio wheel pastern of deceleration device divides and is arranged in the hollow bulb of motor, such motor and deceleration device have also shared axial space, further reduce the axial space shared by outer barrel/cylinder polycrystalline substance, reserve more space to increase scrubbing space.
In the present embodiment, the external toothing 4 of deceleration device is directly made up of clutch axle sleeve 21; Or external toothing 4 outer connect can not relatively rotate, the clutch axle sleeve 21 of relative sliding only.A part for external toothing 4 is located in the hollow bulb of motor.
The disc centre place of rotor 6 is connected with bolt 16, and bolt 16 is connected with an end of power shaft 1; Described bolt 16 is all in the hollow bulb of motor.The disc centre place of rotor 6 is provided with the groove 15 to motor hollow bulb indent, and bolt 16 is fixedly connected through power shaft 1 one end arranged with rotor opposite side bottom groove 15.The nut portion of bolt 16 is in groove 15, spiral shell, and the nut portion of 16 does not all exceed groove 15 opening part and arranges.Thus make the bolt 16 connecting rotor 6 and power shaft 1 share axial space with motor, the nut portion of protruding to avoid bolt affects speed-reducing clutch whole height.Further reduce the axial space shared by outer barrel/cylinder polycrystalline substance, reserve more space to increase scrubbing space.In the present embodiment, described bolt can also be other arbitrary parts be connected with power shaft by rotor, and this connector is all located in groove, with the whole height avoiding connector to increase speed-reducing clutch.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment ten
As shown in Figures 1 to 7, in the present embodiment, arrange a shell 19 outside clutch axle sleeve 21, shell 19 is relative fixing with the outer barrel/cylinder of washing machine, and part is arranged in the cavity of direct driving motor stator 7.
Described shell 19 at least comprises the auxiliary section 32 arranged near rotor 6 place.
As shown in Figure 6, can match with clutch platen 20 in described auxiliary section 32, provide the pressure moved up and down, to form the supporting construction be mated for clutch platen 20.Described auxiliary section 32 is a dish assembling structure, and the side of dish assembling structure is provided with and coordinates and the second wedge shape projection 29 of reversed dip with the first wedge shape protruding 27 on clutch platen 20; Now the other end of back-moving spring 18 is supported on installing plate 8.
All right, as shown in Figure 7, match with back-moving spring 18 in described auxiliary section 32, provide a supporting role power, to form the supporting construction of back-moving spring 18 for back-moving spring 18.Described auxiliary section 32 is a dish assembling structure, and the side of dish assembling structure is provided with for the fixing locating slot 35 of back-moving spring 18; Now installing plate 8 is arranged and coordinate and the second wedge shape projection 29 of reversed dip with the first wedge shape protruding 27 on clutch platen 20.
In the present embodiment, described auxiliary section 32 is connected with installing plate 8 through connecting portion 34.Described connecting portion 34 forms shell 19 with auxiliary section one.Preferably, described connecting portion 34 is coated on the peripheral part of clutch axle sleeve 21, clutch platen 20, for arrangement of clutch and deceleration device provide preventing collision protection.One end of connecting portion 34 is connected with the periphery of auxiliary section 32, and the other end is provided with the flanging be connected with installing plate 8.
Preferred further, connecting portion 34 is provided with breach, and annulus body 26 outer circumference of clutch platen 20 is provided with the driving lever 28 driving clutch platen to rotate.Driving lever 28 is structure as a whole with the annulus body 26 of clutch platen 20.Described driving lever 28 stretches out shell 19 by this breach 30.Described driving lever 28 connects a push-and-pull motor 31, driving lever 28 is arranged the slotted hole passed for push-and-pull motor 31 motor shaft, under the effect of push-and-pull motor 31, push-and-pull motor 31 motor shaft moves back and forth, and drives the reciprocating rotation of driving lever 28, thus realizes the reciprocating rotation of clutch platen 20.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment 11
As shown in Figure 2 and Figure 4, in the present embodiment, installing plate 8 place is provided with clutch shaft bearing 13, and the power shaft 1 near rotor 6 is provided with the second bearing 14.Described deceleration device is arranged between clutch shaft bearing 13 and the second bearing 14, and deceleration device and clutch shaft bearing 13, second bearing 14 next-door neighbour are arranged.
In the present embodiment, the middle part of installing plate 8 is provided with the through hole passed for output sleeve 3 and output shaft 2, and described through hole is provided with the flange of outwards bending, and described flange directly surrounds the bearing block of hollow.Be provided with clutch shaft bearing 13 in described bearing block, make clutch shaft bearing 13 be located between output sleeve 3 and installing plate 8, to provide positioning supports effect to output sleeve 3 and output shaft 2.
In the present embodiment, described power shaft 1 is directly or indirectly fixedly connected with rotor 6, near arranging a clutch discs 23 with rotor 6 junction on power shaft 1.By spline joint between described power shaft 1 and clutch discs 23, make can not relatively to rotate in a circumferential direction between power shaft 1 with clutch discs 23.Second bearing 14 is set between described clutch discs 23 and shell 19, to provide positioning supports effect to power shaft 1.
In the present embodiment, deceleration device and arrangement of clutch are all arranged between clutch shaft bearing 13 and the second bearing 14; Meanwhile, arrangement of clutch is sleeved on deceleration device outside, and arrangement of clutch and the deceleration device small part that is projected on speed-reducing clutch axis is overlapped.By above-mentioned setting, install before making on the axial distance of deceleration device, deceleration device and arrangement of clutch have been installed now, substantially reduce the whole height of speed-reducing clutch; Meanwhile, deceleration device and the arrangement of clutch small part that is projected on speed-reducing clutch axis overlaps, and both ensure that the effect that can realize clutch, and can also greatly reduce the volume of speed-reducing clutch.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment 12
As shown in Figure 2 and Figure 4, in the present embodiment, the installing plate 8 of speed-reducing clutch is directly connected with the stator 7 of direct driving motor, eliminates the connector of the two, reduces the quantity of part, and structure is simple, easy to assembly, saves cost.
Preferably, installing plate 8 protrudes be provided with certain thickness, that extend to stator 7 direction of motor at least one erection column 81, the stator 7 of motor is connected with the protruding end of erection column 81, to ensure that the distance between the rotor 6 of motor and installing plate 8 is large enough to hold arrangement of clutch and deceleration device; Preferably, arrangement of clutch and the deceleration device small part that is projected on speed-reducing clutch axis overlaps.
Installing plate 8 protrudes the erection column 81 arranging multiple same thickness, the center line of each erection column 81 relative stator 7 is arranged symmetrically with, to improve the installation reliability of stator 7.
Preferred further, under the prerequisite that the height of motor hollow bulb is large enough to hold arrangement of clutch and deceleration device, the stator 7 of motor is directly installed on the surface of installing plate 8, and on installing plate 8, need not set up or connect the connector (not indicating in the accompanying drawings) that other increase speed-reducing clutch whole height; Described connector is such as: erection column 81.Thus, deceleration device and arrangement of clutch overlapped with the small part that is projected to of motor on speed-reducing clutch axis, both ensure that the effect that can realize clutch, deceleration, greatly can also reduce the whole height of speed-reducing clutch, reduce the volume of speed-reducing clutch.
In the present embodiment, described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell 14 being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell 14 one end.Described upper cover and urceolus/bucket and shell 14 are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
Embodiment 13
A kind of speed-reducing clutch, it comprises: power shaft 1, deceleration device, arrangement of clutch, output shaft 2, output sleeve 3 and motor.Described speed-reducing clutch is fixedly mounted on the urceolus/bucket of washing machine through housing, and deceleration device and at least part of arrangement of clutch are located in housing.Described housing comprises the shell being located at deceleration device and at least part of arrangement of clutch periphery and the upper cover being located at shell one end.Described upper cover and urceolus/bucket and shell are fixedly connected respectively; Preferably, described upper cover is made up of installing plate 8.
As shown in Figure 10 and Figure 11, in the present embodiment, described installing plate 8 comprises one and the subvertical flat part 83 of output shaft 2, and flat part 83 is provided with the through hole 85 passed for output sleeve 3.
The perimembranous of through hole 85 is provided with the flange 84 of outwards bending, and described flange 84 forms the bearing block with output shaft 2 axis being parallel.Be provided with clutch shaft bearing 13 in described bearing block, it is outside that described clutch shaft bearing 13 is set in output sleeve 3, to provide support location to output sleeve 3.
The flat part 83 of installing plate is provided with bolt hole 82, through being connected the bottom of installing plate 8 with outer barrel of washing machine/cylinder with the bolt that above-mentioned bolt hole 82 matches.Preferably, multiple bolt hole 82 is provided with near flat part 83 periphery.The peripheral shape of described flat part 83 is the circle matched with the circumferential profile of motor, and the periphery along circular flat part 836 is equally spaced is provided with multiple bolt hole 82 running through flat part 83 two sides, and described through hole 85 is located at the center of circular flat part 83.Preferred further, flat part 83, in the shape matched with the urceolus/bottom of the barrel of washing machine, makes flat part 83 fit with urceolus/bottom of the barrel and contacts.
The flat part 83 of installing plate protrudes at least one erection column 81 that be provided with certain altitude, that extend to stator direction, the stator of motor is connected with the protruding end of erection column 81.Preferably, the middle part of circular flat part 83 is provided with the erection column 81 of the symmetrical arrangement in center in multiple opposing plates portion 83, the axis of each erection column 81 all parallels with the axis of output shaft 2 and each erection column is located at the stator corresponding section with motor, and the end of each erection column 81 is fixedly connected with the stator 7 of motor respectively.
The foregoing is only the preferred embodiment of the present invention, it should be pointed out that for the ordinary skill in the art, without departing from the principles of the present invention, can also make various deformation and improvement, this also should be considered as protection scope of the present invention.
Claims (10)
1. a speed-reducing clutch, it comprises: power shaft, deceleration device, arrangement of clutch, output shaft, output sleeve and motor; It is characterized in that: the middle part of motor is hollow bulb, and deceleration device is located in hollow bulb at least partly, deceleration device and the motor small part that is projected on speed-reducing clutch axis is overlapped.
2. a kind of speed-reducing clutch according to claim 1, is characterized in that: deceleration device comprises deceleration train, the ring gear engaged with deceleration train; Deceleration train and/or ring gear are located in the hollow bulb of motor at least partly.
3. a kind of speed-reducing clutch according to claim 2, is characterized in that: power shaft one end is connected with the rotor of motor, the other end is connected with output shaft with output sleeve respectively through deceleration train.
4., according to the arbitrary described a kind of speed-reducing clutch of claims 1 to 3, it is characterized in that: arrangement of clutch is arranged on the periphery of deceleration device at least partly, deceleration device and the arrangement of clutch small part that is projected on speed-reducing clutch axis is overlapped.
5. a kind of speed-reducing clutch according to claim 4, it is characterized in that: described arrangement of clutch comprises the clutch axle sleeve being located at deceleration device peripheral part and the clutch driving unit driving clutch shaft cover to move axially, clutch axle sleeve drives through clutch driving unit and slides up and down, to control the duty of output sleeve with output shaft.
6. a kind of speed-reducing clutch according to claim 5, is characterized in that: the inwall of clutch axle sleeve is provided with the internal tooth engaged with planet circular system, makes clutch axle sleeve form ring gear.
7. a kind of speed-reducing clutch according to claim 5, it is characterized in that: the inwall of clutch axle sleeve is provided with internal spline, the periphery of ring gear is provided with the external splines be meshed with it, makes clutch axle sleeve form the connection relatively can not rotating, can slide to axial with ring gear.
8. a kind of speed-reducing clutch according to claim 6 or 7, is characterized in that: clutch axle sleeve is located in the hollow bulb of motor at least partly.
9. according to the arbitrary described a kind of speed-reducing clutch of claim 1 to 8, it is characterized in that: described motor is the direct driving motor be made up of rotor and stator, be located at inner stator or rotor in the form of a ring, annular stator or rotor have certain thickness, the hollow bulb of the hollow formation motor making annular stator or rotor surround.
10. one kind be equipped with as arbitrary in claim 1 to 9 as described in the washing machine of speed-reducing clutch.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410373944.3A CN105297345B (en) | 2014-07-31 | 2014-07-31 | A kind of speed-reducing clutch and washing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410373944.3A CN105297345B (en) | 2014-07-31 | 2014-07-31 | A kind of speed-reducing clutch and washing machine |
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| CN105297345B CN105297345B (en) | 2019-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019184798A1 (en) * | 2018-03-30 | 2019-10-03 | 青岛海尔滚筒洗衣机有限公司 | Laundry treatment apparatus |
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