CN210856682U - Speed reduction clutch and washing machine - Google Patents

Abstract

The utility model provides a speed reduction clutch, which comprises an input shaft, an output shaft, a speed reduction gear box and a transmission gear set arranged in the speed reduction gear box; and the clutch device is used for connecting the output shaft with the input shaft in a differential transmission way through the transmission gear set or in a same-speed transmission way through the reduction gear box. Speed reduction clutch, satisfied the effect of adjusting the rotational speed of single power take off end, the effect that interior bucket carried out the rotation with adjustable rotational speed's form is realized. The utility model also provides an install the washing machine of above-mentioned speed reduction clutch, it includes, interior bucket bottom be equipped with the bulge of rotating, being used for stirring rivers fast altogether. The utility model discloses an interior bucket of washing machine has cancelled interior bucket relatively and has carried out the pivoted impeller, changes into and has carried out the inside convex barrel head bulge in bucket head internal surface seal assembly or integrated into one piece, or fixed encapsulation and have the orientation, realizes the purpose of washing and rinsing, has avoided having to hide dirty dead angle in the interior bucket.

Description

Speed reduction clutch and washing machine

Technical Field

The utility model relates to a automatically cleaning washing machine technical field specifically relates to a washing machine speed reduction clutch, especially relates to a speed reduction clutch who only has single power take off, still relates to one kind be equipped with above-mentioned speed reduction clutch, the washing machine at dirty dead angle is not hidden to the interior bucket.

Background

The impeller and the barrel bottom of the existing full-automatic impeller washing machine are driven by different driving shafts, and the impeller is rotatable relative to the barrel bottom, so that a gap exists between the impeller and the barrel bottom, and the bottom of the impeller is generally provided with more reinforcing ribs, so that the problem of storing dirt and containing dirt is easily caused between the impeller and the barrel bottom along with the increase of the service time of the washing machine.

In view of this, the present invention is especially provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a simple structure compactness, low in manufacturing cost, transmission safe and reliable, high-efficient, long service life and washing machine speed reduction clutch that the noise is low. Another object of the utility model is to provide a washing machine with this speed reduction clutch to the realization is hidden the purpose at dirty dead angle to the inside cancellation of interior bucket.

In order to solve the technical problem, the utility model adopts the following basic concept:

a speed reduction clutch comprises an input shaft, an output shaft, a speed reduction gear box and a transmission gear set arranged in the speed reduction gear box; and the clutch device is used for connecting the output shaft with the input shaft in a differential transmission way through the transmission gear set or in a same-speed transmission way through the reduction gear box.

Furthermore, the output shaft is connected with the reduction gear box, and the clutch device is used for directly connecting the reduction gear box with the input shaft in the same-speed transmission mode or in the differential transmission mode through the transmission gear set.

Furthermore, the input shaft is meshed with the input end of the transmission gear set, and the output end of the transmission gear set is meshed with the reduction gear box; the transmission gear set comprises at least one stage of transmission gear, the transmission gear is arranged on a wheel carrier, and the wheel carrier is meshed with the reduction gear box through a clutch device to rotate at a common speed or is meshed with the reducer shell to be relatively fixed.

Furthermore, the clutch device comprises a clutch sleeve and a driving device, the clutch sleeve and the wheel carrier rotate at the same speed or are integrally arranged, the clutch sleeve can move under the action of the driving device, and the clutch sleeve is meshed with the reduction gear box to rotate at the same speed or is meshed with the shell of the reduction gear box to be relatively fixed.

Furthermore, the transmission gear set comprises a central wheel meshed with the input shaft and an inner gear ring fixedly connected with the reduction gear box, the central wheel is in transmission meshing with the inner gear ring through the transmission gear, the transmission gear is arranged on the wheel carrier, the lower end of the wheel carrier penetrates through the reduction gear box, and a clutch sleeve is arranged at the penetrating end of the wheel carrier.

Furthermore, the lower side of the reduction gear box is provided with a lock tongue engaged with the clutch sleeve, a shell of the reduction clutch is provided with a fixing pin engaged with the clutch sleeve, and the clutch sleeve moves under the action of the driving device to be engaged with the lock tongue to rotate together or engaged with the fixing pin to be relatively fixed.

Furthermore, when the washing machine executes a washing program, a clutch sleeve of the speed reduction clutch is fixedly meshed with a fixed pin arranged on a shell of the speed reduction clutch, and a wheel carrier of the speed reduction clutch is fixed with the shell of the speed reduction clutch; when the washing machine executes the dewatering program, the clutch sleeve of the speed reducing clutch is fixedly meshed with the lock tongue arranged on the speed reducing gear box, and the wheel carrier of the speed reducing clutch is fixed with the speed reducing gear box.

Further, the reduction gear box of the reduction clutch has only a single output terminal for outputting all of the power transmitted into the reduction gear box to the output shaft.

And the driving motor is connected with the input shaft in a meshing way through a torque shaft sleeve in a co-rotating mode.

A washing machine comprises an inner barrel, wherein the bottom of the inner barrel is provided with a convex part which rotates at the same speed, protrudes towards the inside of the inner barrel and is used for stirring water flow; the output shaft of the speed reduction clutch is connected with the inner barrel, the input shaft is connected with the driving motor of the washing machine, and the power of the driving motor is completely output to the inner barrel in a mode of adjustable transmission ratio.

Further, the inner tub is a water container for containing washing water in a washing process of the washing machine.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has.

The utility model discloses an interior bucket of washing machine has cancelled interior bucket relatively and has carried out the pivoted impeller, changes into and has the inside convex barrel head bulge in the interior bucket in the orientation at barrel head internal surface seal assembly or integrated into one piece, and/or barrel body internal surface seal assembly or integrated into one piece have the inside convex staving bulge in the interior bucket in the orientation, and when washing, rotate through interior bucket and drive barrel head bulge and drive rivers and clothing along with the motion, realize the purpose of washing and rinsing.

The utility model provides a high-efficient, simple structure is reliable provides adjustable drive ratio, single power take off's speed reduction clutch and the application scheme on washing machine, has improved washing machine's transmission efficiency, has reduced the energy consumption. The utility model discloses speed reduction clutch simple structure, reliability are high, have promoted washing machine performance.

Speed reduction clutch, satisfied the effect of adjusting single power take off's rotational speed for an organic whole sets up, or the interior bucket of fixed connection impeller is connected with the only power take off end of above-mentioned speed reduction clutch, makes washing machine driving motor's the whole transmission of form with adjustable drive ratio to interior bucket, the effect that the form that the interior bucket carries out the rotation with adjustable speed of rotation is carried out in the realization, reaches the washing machine who installs the interior bucket of the aforesaid and washes, the purpose that the operation of dehydration process speed governing is carried out.

Meanwhile, the clutch device is arranged on the speed reduction clutch, so that under the action of the clutch device, the input shaft is in transmission meshing with the output shaft through the transmission gear set to rotate at a differential speed, or the input shaft is in meshing with the output shaft through the speed reduction gear box to rotate at the same speed.

The clutch device can control the clutch of the speed reducing clutch with only one output end and regulate the rotating speed of the output shaft, thereby achieving the effect of controlling the inner barrel which is integrally arranged or fixedly connected with the impeller to rotate at adjustable speed, and leading the washing machine provided with the inner barrel to execute washing or dewatering processes. The utility model discloses improve clutch again for its clutching mechanism can not become invalid, long service life, and the noise is low, has practiced thrift manufacturing cost simultaneously.

And simultaneously, the utility model discloses simple structure, the effect is showing, suitable using widely.

Drawings

Fig. 1 and 2 are schematic views of the installation structure of the reduction clutch in different use states of the washing machine according to the second embodiment of the present invention;

fig. 3 and 4 are schematic views of the installation structure of the reduction clutch of the washing machine in different use states according to the third embodiment of the present invention;

fig. 5 to 16 are schematic views of connection structures of different embodiments of the speed reduction clutch of the washing machine according to the present invention;

the description is marked in the drawings: 1. the planetary gear set comprises an input shaft, 2, an output shaft, 3, a reduction gearbox, 4, a clutch sleeve, 5, a driving motor, 6, a central gear, 7, a wheel carrier, 8, a transmission gear, 9, an inner gear ring, 10, a lock tongue, 11, a fixed pin, 12, a torque shaft sleeve, 13, a shell, 14, a transmission gear set, 100, an inner barrel, 200, a reduction clutch, 300, a transmission structure, 400, a clutch device, 30, an outer star wheel, 32, an inner star wheel, 33, an upper planetary gear, 318, a pin wheel, 319, a cycloidal gear, 39, a central gear, 310, a lower planetary gear, 311, a planet carrier, 317, an input shaft rotating arm, 321, a duplex planetary gear, 322, a lower duplex planetary gear, 323, an upper duplex planetary gear, 331 and a triple planetary gear.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 16, the present invention discloses a washing machine, which comprises an inner barrel, wherein a protrusion part protruding into the barrel and used for stirring water flow is arranged at the bottom of the inner barrel, and the protrusion part and the inner barrel rotate at the same speed; the inner tub is connected with a driving motor of the washing machine through a speed reduction clutch, so that the power of the driving motor is transmitted to the inner tub through the only output end of the speed reduction clutch to drive the inner tub to rotate, the inner tub and the protruding parts arranged at the bottom of the inner tub stir washing water and/or clothes in the tub to form water flow, and the clothes are treated by the water flow.

Washing machine speed reduction clutch, including transmission structure and clutch, the input of transmission structure links to each other with driving motor, the output links to each other with interior bucket, clutch changes the meshing relation of transmission structure, adjusts the drive ratio of input and output.

The utility model discloses well speed reduction clutch's transmission structure can be for any structure or combination that can carry out power transmission among the prior art, for example: a gear drive, a rack drive, a pulley drive, a chain drive, etc.

The utility model discloses well speed reduction clutch's transmission structure only has single output for the whole outputs of the power that will spread into transmission structure are to interior bucket, make driving motor power that spreads into all be used for driving interior bucket rotation through single output.

The utility model discloses well speed reduction clutch's clutch is used for converting the drive ratio of transmission structure under washing machine is in washing operating mode and dehydration operating mode. Under the action of the clutch device, when the washing machine is in a washing working condition, the input end and the output end of the transmission structure rotate in a differential speed manner; when the washing machine is in the dewatering condition, the input end and the output end of the transmission structure rotate at the same speed.

The transmission ratio of the transmission structure is adjusted through the clutch device so as to realize the adjustment of the rotating speed of the inner barrel, and further achieve the effect of driving the inner barrel to rotate at different rotating speeds to execute the washing or dewatering process of the washing machine.

Example one

As shown in fig. 1 to 16, the present embodiment describes a deceleration clutch 200 applied to the above washing machine, which includes a transmission structure 300 and a clutch device 400, wherein an input end of the transmission structure 300 is connected to the driving motor 5, an output end of the transmission structure is connected to the inner tub 100, and the clutch device 400 changes a meshing relationship of the transmission structure 300 and adjusts a transmission ratio of the input end and the output end, so that power of the driving motor is completely transmitted to the inner tub in an adjustable transmission ratio, thereby achieving an effect of driving the inner tub to rotate at different rotational speeds.

In this embodiment, the transmission structure 300 of the speed reduction clutch 200 includes a speed reduction gear box 3, a transmission gear set 14 is installed in the speed reduction gear box 3, an input shaft 1 and an output shaft 2 are respectively inserted into two opposite sides of the speed reduction gear box 3, the input shaft 1 is connected with a rotor of the driving motor 5, the output shaft 2 is coaxially connected with the bottom of the inner tub 100, and one ends of the input shaft 1 and the output shaft 2 inserted into the speed reduction gear box 3 are engaged with each other through the transmission gear set 14; preferably, the input shaft 1 and the output shaft 2 are both arranged coaxially with the reduction gear box 3.

In this embodiment, the clutch device 400 is used to adjust the meshing relationship between the internal gears of the transmission gear set 14, and/or between the transmission gear set 14 and the input shaft 1, and/or between the transmission gear set 14 and the output shaft 2, so as to achieve the effect of adjusting the transmission ratio between the input shaft 1 and the output shaft 2.

In this embodiment, the clutch device 400 includes a clutch sleeve 4 and a driving device, the clutch sleeve 4 is displaced under the action of the driving device, so that the moving clutch sleeve 4 is used to adjust the meshing relationship between the gears inside the transmission gear set 14, and/or between the transmission gear set 14 and the input shaft, and/or between the transmission gear set 14 and the output shaft 2, thereby achieving the effect of adjusting the transmission ratio between the input shaft 1 and the output shaft 2.

In this embodiment, the driving device of the clutch device 400 includes a clutch motor providing driving force, and a clutch transmission structure for transmitting the motion displacement of the output end of the clutch motor to the clutch sleeve 4. The clutch transmission structure can be any structure capable of driving the clutch sleeve 4 to move in the prior art, such as: a fork structure, a clutch pressure plate structure, a clutch cam structure, etc.

Meanwhile, in order to ensure the common-speed connection between the clutch sleeve 4 and other components, structures such as meshing teeth can be arranged on the clutch sleeve 4, and structures such as meshing teeth which are meshed oppositely are arranged on the corresponding internal gear forming the transmission gear set 14, and/or the input shaft 1, and/or the output shaft 2, and/or the shell 13 of the reduction clutch, and/or the rotor of the driving motor 5, so that the common-speed meshing connection between the clutch sleeve 4 and other components is realized.

In this embodiment, the clutch sleeve 4 can be installed on the input shaft 1 or the output shaft 2 in a co-rotating manner, and the driving device drives the clutch sleeve 4 to move axially along the input shaft 1 or the output shaft 2, so that the clutch sleeve 4 is engaged with different gears of the transmission gear set 14, and the input shaft 1 and the output shaft 2 rotate at the same speed or rotate at different speeds.

In this embodiment, the clutch sleeve 1 may further be connected to at least one transmission gear 8 in the transmission gear set 14, and the driving device drives the clutch sleeve 4 to move, so that the at least one transmission gear 8 in the transmission gear set 14 is meshed with different transmission gears 8 through the clutch sleeve 4, and the input shaft 1 and the output shaft 2 rotate at the same speed or rotate at different speeds.

In the embodiment, the clutch sleeve 4 can also mesh or separate the output shaft 2 with the reduction gear box 3, and the output shaft 2 is in transmission meshing and differential rotation with the input shaft 1 through the transmission gear set 14; or the output shaft 2 is directly in transmission engagement with the input shaft 1 through the reduction gear box 3 and rotates at the same speed.

In the embodiment, the clutch sleeve 4 can also mesh or separate the reduction gear box 3 with or from the shell 13 of the reduction clutch, and the output shaft 2 is in transmission meshing and differential rotation with the input shaft 2 through the transmission gear set 14; or the output shaft 2 is directly in transmission engagement with the input shaft 2 through the reduction gear box 3 and rotates at the same speed.

In this embodiment, the clutch sleeve 4 may also be connected to a wheel carrier 7 mounted on any stage of the transmission gear 8 in the transmission gear set 14, and the driving device drives the clutch sleeve 4 to move, so that the wheel carrier 7 is engaged with the input shaft 1, the output shaft 2, the reduction gear box 3, or the reduction clutch housing 13 through the clutch sleeve 4, and the input shaft 1 and the output shaft 2 rotate at the same speed or rotate at different speeds.

In this embodiment, the transmission gear set 14 installed inside the reduction gear box 3 may be any one of the structures in the prior art, such as the structures shown in fig. 5 to 16, for example: any one of a two-stage planetary gear transmission mechanism, a two-stage dual-tooth inner gear ring or outer star wheel or inner star wheel transmission mechanism, a three-stage dual-tooth outer gear transmission mechanism, a one-stage inner gear ring or outer gear transmission mechanism, a small-tooth-difference planetary gear or cycloid pinwheel transmission mechanism, and a single-inner gear ring hetero-star shaft or double-inner gear ring concentric shaft transmission mechanism. However, it is required to ensure that the output end of the reduction gear box 3 is uniquely arranged, and the output end of the reduction clutch 200 is the output shaft 2 connected with the inner tub 100 of the washing machine.

Referring to fig. 5, the washing machine deceleration clutch is composed of an input shaft 1, an output shaft 2, an input shaft sleeve, a deceleration gear box 3 and a transmission gear set 14 arranged in the deceleration gear box 3, wherein the input shaft 1 is arranged in the input shaft sleeve 38, the input shaft sleeve 38 is fixedly arranged at the lower end of the deceleration gear box 3, a wheel carrier 7 is fixedly arranged on the input shaft sleeve 38, the input shaft 1 is meshed with a central wheel 6, the central wheel 6 is meshed with an inner gear ring 9 through at least one stage of transmission gear 8, the inner gear ring 9 is connected with the output shaft 2 to form a dual-drive gear mechanism, and a clutch 400 is arranged between the deceleration gear box 3 and the output shaft 2.

As shown in fig. 6, the transmission gear set 14 of the washing machine speed reduction clutch is a double-stage planetary gear transmission mechanism; the mechanism consists of a central gear 6, an upper planetary gear 33, an inner gear ring 9, a planet carrier 311, a lower planetary gear 310, a central gear 39 and a wheel carrier 7; the input shaft 1 is connected with the central wheel 6, and the upper planetary gear 33 is arranged on the planetary carrier 35 and meshed with the central wheel 6; the inner gear ring 9 is connected with the output shaft 2; the lower planetary gears 310 are mounted on the carrier 7; the inner gear ring 9 is meshed with the upper planetary gear 33 and the lower planetary gear 310, and is a common gear of two sets of planetary gears; the number of the upper planetary gear and the lower planetary gear can be 2-6 respectively; the upper planetary gear 33 and the planet carrier 311 are connected; a clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. In the washing mode, the reduction gear box 3 is completely braked, the upper planetary gear 33 revolves and rotates, and the lower planetary gear 310 rotates only.

When the dehydration is in working condition, the reduction gear box 3 is completely loosened, the driving motor continuously rotates in a single direction as required, and the reduction clutch is automatically combined into a whole through the locking action after the clutch device 400 between the reduction gear box 3 and the output shaft 2 is connected, so that the centrifugal dehydration procedure is completed without the whole set of clutch components and the operating mechanism of the conventional reduction clutch.

As shown in fig. 7, the drive gear set 14 of the washing machine speed reduction clutch is a two-stage dual-tooth inner gear ring drive mechanism; the mechanism consists of a central wheel 6, an inner gear ring 9, a duplex planetary gear 321 and a wheel carrier 7; the duplex planetary gear 321 is arranged on the wheel carrier 7, the lower tooth of the duplex planetary gear is meshed with the central gear 6, and the upper tooth of the duplex planetary gear is meshed with the inner gear ring 9; the input shaft 1 is connected with the central wheel 6, and the output shaft 2 is connected with the inner gear ring 9; the number of the duplex planetary gears can be 2-6. A clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. When the washing machine works, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 and the duplex planetary gear 321 to bidirectionally and repeatedly rotate, and meanwhile, the output shaft 2 is driven to bidirectionally and repeatedly rotate in proportion through the inner gear ring 9 and swing at a low speed, so that the washing process is completed.

As shown in fig. 8, the transmission gear set 14 of the washing machine speed reduction clutch is a two-stage dual-coupled-gear outer star wheel transmission mechanism; the mechanism consists of a central wheel 6, an external star wheel 30, a wheel carrier 7, a planet carrier 311, a duplex planet gear 321, a central gear 39 and a wheel carrier 7; the duplex planetary gear 321 is arranged on the wheel carrier 7, and the external star wheel 33 is arranged on the planet carrier 311; the number of the duplex planetary gears 321 and the outer planetary gears 30 is 2-6 respectively; the upper and lower teeth of the duplex planetary gear 321 are respectively engaged with the outer star wheel 30 and the central wheel 6, the central wheel 6 is connected with the input shaft 1, and the outer star wheel 30 is engaged with the output shaft 2 through the central gear 39. A clutch device 400 is arranged between the reduction gear box 3 and the central gear 39. When the washing machine is in a washing working condition, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-axis state, the driving motor 5 drives the central wheel 6 and the duplex planetary gear 321 to bidirectionally and repeatedly rotate, and simultaneously the output shaft 2 is driven by the outer planetary gear 30 and the central gear 39 to bidirectionally and repeatedly rotate in proportion and swing at a low speed, so that the washing program is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 9, the transmission gear set 14 of the washing machine speed reduction clutch is a three-level dual-gear external gear transmission mechanism; the mechanism consists of a central gear 6, an upper duplex planetary gear 323, a lower duplex planetary gear 322, a central gear 39 and a wheel carrier 7; the central wheel 6 is connected with the input shaft 1; the lower teeth of the lower duplex planet gears 322 are meshed with the central gear 6; the lower teeth of the upper duplex planetary gear 323 are meshed with the upper teeth of the lower duplex planetary gear 322; the upper teeth of the upper duplex planetary gear 323 are meshed with the sun gear 39; the central gear 39 is fixedly connected with the output shaft 2; the number of the upper duplex planetary gear 323 and the lower duplex planetary gear 322 is 2-3 respectively, the lower duplex planetary gear 322 is arranged on the wheel carrier 7, the upper duplex planetary gear 323 is arranged on the planetary shaft 311, and the upper tooth of the upper duplex planetary gear 323 is connected with the output shaft 2 through the central gear 39. A clutch device 400 is arranged between the sun gear 39 and the reduction clutch box 3. A clutch device 400 is arranged between the reduction gear box 3 and the central gear 39. When the washing working condition is met, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 and the lower duplex planetary gear 322 to bidirectionally and repeatedly rotate, meanwhile, the upper duplex planetary gear 323 and the central gear 39 drive the output shaft 2 to bidirectionally and repeatedly rotate, the output shaft 2 bidirectionally and repeatedly rotates in proportion, and swings at a low speed, and the washing working procedure is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 10, the driving gear set 14 of the washing machine speed reduction clutch is a primary annular gear driving mechanism; the mechanism consists of a central gear 6, lower planetary gears 310, a wheel carrier 7 and an inner gear ring 9, wherein the lower planetary gears 310 are installed on the wheel carrier 7, the inner gear ring 9, an input shaft 1 are meshed with the lower planetary gears 310, and an output shaft 2 is connected with the inner gear ring 9. The input shaft 1 is coupled to a centre wheel 6. The number of the lower planetary gears 310 may be 2-6. The washing machine speed reduction clutch of the dual-drive gear mechanism driven by the primary inner gear ring can be used for matching with a washing machine provided with a synchronous variable frequency motor, and the rotating speed of the washing machine is set by the washing machine. A clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. When the washing working condition is met, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 to rotate through the input shaft 1, the central wheel 6 drives the output shaft 2 to rotate through the lower planetary gear 310 and the inner gear ring 9, the output shaft 2 rotates repeatedly in two directions according to the proportion, and the washing working procedure is completed by swinging at a low speed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 11, the driving gear set 14 of the washing machine speed reduction clutch is a one-stage external gear driving mechanism; the mechanism consists of a central gear 6, a lower planetary gear 310, a planet carrier 311, a wheel carrier 7, a central gear 39 and a duplex planetary gear 321; the lower planetary gear 310 is mounted on the carrier 7, the duplex planetary gear 321 is mounted on the carrier 311, the central gear 6 is meshed with the lower teeth of the duplex planetary gear 321 through the lower planetary gear 310, and the upper teeth of the duplex planetary gear 321 are meshed with the output shaft 2 through the central gear 39. The input shaft 1 is coaxial with the gearbox 3 and coupled with the centre wheel 6. The lower planetary gears 310 may be 2-6 each. The washing machine speed reduction clutch of the double-drive gear mechanism adopting the one-stage external gear transmission can be matched with a washing machine provided with a synchronous variable frequency motor, and the rotating speed of the washing machine is set by an electric device of the washing machine. A clutch device 400 is arranged between the reduction gear box 3 and the central gear 39. When the washing working condition is met, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 to rotate through the input shaft 1, the central wheel 6 drives the output shaft 2 to rotate through the lower planetary gear 310, the duplex planetary gear 321 and the central gear 9, the output shaft 2 rotates repeatedly in two directions according to the proportion, and swings at a low speed, so that the washing working procedure is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 12, the transmission gear set 14 of the full-automatic reduction clutch is a two-stage dual-coupled-gear internal star wheel transmission mechanism; the mechanism consists of a central wheel 6, inner star wheels 32 (2-6), a planet carrier 311, triple planet gears 331 (2-6) and a wheel carrier 7; the inner star wheel 32 is arranged on the wheel carrier 7, and the triple planet gear 331 is arranged on the planet carrier 311; the input shaft 1 is connected with a central wheel 6; the upper, middle and lower teeth of the triple planetary gear 331 mesh with the sun gear 39, the inner star gear 32 and the sun gear 6, respectively. A clutch device 400 is arranged between the reduction gear box 3 and the central gear 39. When the washing machine works, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-axis state, the driving motor drives the central wheel 6 and the triple planetary gear 331 to bidirectionally and repeatedly rotate, meanwhile, the output shaft 2 is driven by the inner planetary gear 32 to bidirectionally and repeatedly rotate in proportion, and swing at a low speed, so that the washing process is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 13, the transmission gear set 14 of the full-automatic speed reduction clutch is a planetary gear transmission mechanism with small tooth difference; the mechanism consists of an input shaft rotating arm 317, upper planetary gears 33 (2-6), lower planetary gears 310 (1-2), an inner gear ring 9 and a wheel carrier 7; the input shaft 1 is coupled to the input shaft rotation arm 317, the upper planetary gears 33 are mounted on the carrier 7 and engaged with the ring gear 9, the ring gear 9 is coupled to the output shaft 2, the lower planetary gears 310 are mounted on the input shaft rotation arm 317 with their peripheral holes fitted on the carrier 7 and engaged with the ring gear 9, and the lower planetary gears 310 are generally 2 in number and installed opposite to each other to reduce vibration. A clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. When the washing machine is in a washing working condition, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-axis state, the driving motor 5 drives the rotating arm 317 of the input shaft to bidirectionally and repeatedly rotate, the lower planetary gear 310 is driven to do planetary motion which only revolves and does not rotate due to the constraint of the wheel carrier 7, and therefore the inner gear ring 9 is driven to rotate, the output shaft 2 is driven to bidirectionally and repeatedly rotate in proportion, the output shaft swings at a low speed, and the washing program is finished. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 14, the transmission gear set 14 of the full-automatic speed reduction clutch is a cycloidal pin gear transmission mechanism; the mechanism consists of an input shaft rotating arm 317, upper planetary gears 33(2 to 6), cycloidal gears 319(1 to 2), an inner gear ring 9 (the lower part of which is fixedly provided with a pinwheel 318) and a wheel carrier 7. The input shaft 1 is coupled to the input shaft rotating arm 317, the upper planetary gear 33 is mounted on the carrier 7, the ring gear 9 is coupled to the output shaft 2, the cycloidal gear 319 is mounted on the input shaft rotating arm 317, the hole around it is fitted on the carrier 7 and engaged with the pin gear 318, and the cycloidal gear 319 is generally used in 2, oppositely mounted, to reduce the vibration. When the washing machine is in a washing working condition, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-axis state, the driving motor drives the rotating arm 317 of the input shaft to bidirectionally and repeatedly rotate, the cycloidal gear 319 is driven to do planetary motion with only revolution and no rotation due to the constraint of the wheel carrier 7, so that the pinwheel 318 and the inner gear ring 9 are driven to rotate, the output shaft 2 is driven to bidirectionally and repeatedly rotate in proportion, and the output shaft swings at a low speed, so that the washing program is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 15, the dual-drive gear mechanism of the full-automatic reduction clutch is a transmission gear set 14; the mechanism consists of a central wheel 6, upper planetary gears 33 (2-6), lower planetary gears 310 (2-6), an inner gear ring 9 and a wheel carrier 7; the input shaft 1 is connected with a central gear 6, the upper planetary gears 33 and the lower planetary gears 310 are arranged on respective wheel carriers 7, the lower planetary gears 310 are meshed with the central gear 6, the upper planetary gears 33 and the lower planetary gears 310 are meshed with an inner gear ring 9 (a common gear), the inner gear ring 9 is connected with the output shaft 2, the central distances of the two groups of wheel carriers 7 are different, but the axial lengths can be the same, and the two groups of wheel carriers are connected with the same planet carrier. A clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. When the washing working condition is met, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 to bidirectionally and repeatedly rotate, the output shaft 2 is driven through the upper planetary gear 33, the lower planetary gear 310 and the inner gear ring 9 to bidirectionally and repeatedly rotate in proportion, and the output shaft swings at a low speed, so that the washing procedure is completed. The dewatering conditions are as described in connection with figure 6.

As shown in fig. 16, the dual drive gear mechanism of the full automatic reduction clutch is a transmission gear set 14; the mechanism consists of a central wheel 6, upper planetary gears 33 (2-6), lower planetary gears 310 (2-6), a duplex inner gear ring 9 and a wheel carrier 7; the input shaft 1 is connected with a central gear 6, the upper planetary gear 33 and the lower planetary gear 310 are arranged on a common wheel carrier 7, the lower planetary gear 310 is meshed with the central gear 6, the upper planetary gear 33 and the lower planetary gear 310 are respectively and correspondingly meshed with the upper tooth and the lower tooth of a duplex inner gear 9, the duplex inner gear 9 is connected with the output shaft 2, the central distances of the wheel carriers 7 are the same, and the wheel carriers are connected with a planet carrier 5. A clutch device 400 is arranged between the reduction gear box 3 and the inner gear ring 9. When the washing machine works, the reduction gear box 3 is completely braked, the wheel carrier 7 is in a fixed-shaft state, the driving motor drives the central wheel 6 to bidirectionally and repeatedly rotate, the output shaft 2 is driven through the lower planetary gear 310 and the duplex inner gear ring 9 to bidirectionally and repeatedly rotate in proportion at a low speed, and the washing process is finished. The dewatering conditions are as described in connection with figure 6.

The control logic of the speed reduction clutch in the working process of the washing machine in the embodiment is as follows:

when the washing machine executes a washing program, the rotor of the driving motor is connected with the input shaft, and the input shaft drives the output shaft to rotate at a differential speed through the transmission gear set, so that the effects of differential rotation of the input shaft and the output shaft and low-speed rotation of the output shaft in the washing process of the washing machine are achieved.

When the washing machine executes a dewatering program, the rotor of the driving motor is connected with the input shaft, the transmission gear set and the reduction gear box rotate together to drive the output shaft to rotate at the same speed, and therefore the effect that the input shaft and the output shaft rotate at the same speed and the output shaft rotates at a high speed in the washing process of the washing machine is achieved.

Example two

As shown in fig. 1 and 2, the present embodiment describes a reduction clutch applied to the above-mentioned washing machine, including an input shaft 1, an output shaft 2, a reduction gear box 3 and a transmission gear set 14 installed in the reduction gear box 3; the clutch device 400 is used for connecting the output shaft 2 with the input shaft 1 through the transmission gear set 14 in a speed-difference transmission manner or connecting the output shaft 2 with the input shaft 1 through the reduction gear box 3 in a speed-difference transmission manner.

The clutch device can control the clutch of the speed reducing clutch with only one output end and regulate the rotating speed of the output shaft, thereby achieving the effect of controlling the inner barrel which is integrally arranged or fixedly connected with the impeller to rotate at adjustable speed, and leading the washing machine provided with the inner barrel to execute washing or dewatering processes.

The reduction gear box 3 of the reduction clutch in the embodiment has only a single output end for outputting all the power transmitted into the reduction gear box 3 to the output shaft 2; the output shaft 2 is connected with the rotor of the driving motor 5 at the same speed, and the output shaft 2 is connected with the inner barrel of the washing machine in a non-rotatable way, so that the power transmitted by the driving motor 5 through the input shaft is all used for driving the inner barrel to rotate through a single output end.

In this embodiment, the output shaft 2 is connected to the reduction gear box 3, and the clutch device 400 is used to connect the reduction gear box 3 directly to the input shaft 1 in the same-speed transmission manner or to connect the input shaft 1 in the speed-difference transmission manner through the transmission gear set 14.

In the embodiment, the input shaft 2 is meshed with the input end of the transmission gear set 14, and the output end of the transmission gear set 14 is meshed with the reduction gear box 3; the transmission gear set 14 comprises at least one stage of transmission gear 8, the transmission gear 8 is arranged on a wheel carrier 7, and the wheel carrier 7 is meshed with the reduction gear box 3 through a clutch device 400 to rotate at the same speed or meshed with the reduction clutch shell 13 at the same speed to be relatively fixed.

In this embodiment, the clutch device 400 includes a clutch sleeve 4 and a driving device, the clutch sleeve 4 is connected with the wheel carrier 7 in a rotating manner at the same speed or integrally disposed, the clutch sleeve 4 can move under the action of the driving device, and the clutch sleeve 4 is engaged with the reduction gear box 3 or engaged with the reduction clutch housing 13, so that the wheel carrier 7 is fixed with the reduction gear box 3, the reduction gear box 3 and the transmission gear set 14 integrally rotate with the input shaft 1 at the same speed, or the wheel carrier 7 is fixed with the reduction clutch housing 13, and the reduction gear box 3 and the transmission gear set 14 rotate with the input shaft 1 at a different speed.

In this embodiment, the driving device of the clutch device 400 may be any one of the existing clutch driving structures such as a shifting fork structure, a clutch platen structure, and a cam structure that are driven by the driving motor 5 to control the clutch sleeve 4 to generate a displacement motion, or may be a clutch driving structure that is driven by an electromagnet or other devices to adsorb the clutch sleeve to generate a displacement motion.

In this embodiment, the transmission gear set 14 includes a center wheel 6 engaged with the input shaft 1 and an inner gear ring 9 fixedly connected with the reduction gear box 3, the center wheel 6 is in transmission engagement with the inner gear ring 9 via a transmission gear 8, the transmission gear 8 is mounted on the wheel carrier 7, the lower end of the wheel carrier 7 penetrates through the reduction gear box 3, and the penetrating end is mounted with the clutch sleeve 4. In this embodiment, the transmission gear set 14 is a reduction gear set that reduces the rotation speed from the input end to the output end; preferably, in order to reduce the transmission ratio of the speed reduction clutch, a plurality of transmission gears which are meshed in sequence can be arranged between the central gear and the inner gear ring.

In this embodiment, the speed reduction clutch further includes a driving motor 5, and a rotor of the driving motor 5 is engaged with the input shaft 1 for rotating at the same speed through a torque sleeve 12.

In this embodiment, a lock tongue 10 engaged with the clutch sleeve 4 is disposed on a lower side of the reduction gear box 3, a fixing pin 11 engaged with the clutch sleeve 4 is disposed on a housing 13 of the reduction clutch, and the clutch sleeve 4 moves under the action of the driving device to be engaged with the lock tongue 10 or the fixing pin 11 in a co-rotating manner. Of course, in the present embodiment, the structure of the corresponding engagement between the clutch sleeve 4 and the input shaft 1, the rotor of the driving motor 5, the torque sleeve 12, and the casing 13 of the speed reduction clutch may be any other engagement structure that can form a common-speed shaft rotation, for example: meshing teeth, and the like.

When the washing machine executes a washing program, the clutch sleeve 4 of the speed reduction clutch is fixedly meshed with a fixed pin 11 arranged on a shell 13 of the speed reduction clutch, so that a wheel carrier 7 of the speed reduction clutch is fixed with the shell 13 of the speed reduction clutch, and a transmission gear 8 is a fixed wheel with a fixed shaft; at the moment, the rotor of the driving motor 5 is connected with the input shaft 1, the input shaft 1 drives the central wheel 6 to rotate, the central wheel 6 is meshed with the transmission gear 14 to drive the transmission gear 14 to rotate, the transmission gear 14 drives the inner gear ring 9 to rotate, and the inner gear ring 9 drives the output shaft 2 to rotate through the reduction gear box 5, so that the effect of differential rotation of the input shaft 1 and the output shaft 2 in the washing process of the washing machine is achieved.

When the washing machine executes a dehydration procedure, a clutch sleeve 4 of the speed reduction clutch is fixedly meshed with a lock tongue 10 arranged on a speed reduction gear box 3, so that a wheel carrier 7 of the speed reduction clutch is fixed with the speed reduction gear box 3, and a transmission gear 8 is a free wheel with an unfixed shaft; at the moment, a rotor of the driving motor 5 is connected with the input shaft 1, the input shaft 1 drives the central wheel 6 to rotate, the central wheel 6 is meshed with the transmission gear 8, the transmission gear 8 is meshed with the inner gear ring 9, the transmission gear 8 and the inner gear ring 9 are driven to revolve around the input shaft 1 at the same speed, and the inner gear ring 9 drives the output shaft 2 to rotate through the reduction gear box 3, so that the effect that the input shaft 1 and the output shaft 2 rotate at the same speed in the dewatering process of the washing machine is achieved.

EXAMPLE III

As shown in fig. 3 and 4, the present embodiment describes a reduction clutch applied to the above washing machine, which includes an input shaft 1, an output shaft 2, a reduction gear box 3, and a transmission gear set 14 installed in the reduction gear box 3; the input shaft 1 is meshed with the input end 1 of the transmission gear set 14, and the output end of the transmission gear set 14 is meshed with the output shaft 2; the clutch device 400 is used for connecting the reduction gear box 3 with the input shaft 1 in a speed-difference transmission manner or in a speed-sharing transmission manner, so that the input shaft 1 is connected with the output shaft 2 in a speed-difference transmission manner through the transmission gear set 3 or connected with the output shaft 2 in a speed-sharing transmission manner through the reduction gear box 3.

The clutch device can control the clutch of the speed reducing clutch with only one output end and regulate the rotating speed of the output shaft, thereby achieving the effect of controlling the inner barrel which is integrally arranged or fixedly connected with the impeller to rotate at adjustable speed, and leading the washing machine provided with the inner barrel to execute washing or dewatering processes.

The reduction gear box 3 of the reduction clutch in the embodiment has only a single output end for outputting all the power transmitted into the reduction gear box 3 to the output shaft 2; the output shaft 2 is connected with the rotor of the driving motor 5 at the same speed, and the output shaft 2 is connected with the inner barrel of the washing machine in a non-rotatable way, so that the power transmitted by the driving motor 5 through the input shaft 1 is completely used for driving the inner barrel to rotate through a single output end.

In the embodiment, the output shaft 2 is connected with a transmission gear 8 in a transmission gear set 14 or a wheel carrier 7 which is used for installing and rotating the transmission gear 8; the clutch device 400 is used for connecting the reduction gear box 3 and the transmission gear set 14 with the input shaft 1 in the same-speed transmission manner or connecting the reduction gear box 3 and the transmission gear set 14 with the input shaft 1 in the speed-difference transmission manner.

In the embodiment, the transmission gear set 14 comprises an inner gear ring 9 fixedly connected with the reduction gear box 3, and the inner gear ring 9 is meshed with the input shaft 1 through the transmission gear 8; the reduction gear box 3 is engaged with the input shaft 1 via a clutch device to rotate at a common speed, or engaged with a housing 13 of a reduction clutch to be kept relatively fixed.

In this embodiment, the clutch device 400 includes a clutch sleeve 4 and a driving device, the clutch sleeve 4 and the reduction gear box 3 are connected or integrated with each other to rotate at the same speed, and the clutch sleeve 4 can move under the action of the driving device to engage the clutch sleeve 4 with the input shaft 1 or the housing 13 of the reduction clutch at the same speed, so that the reduction gear box 3 rotates at the same speed with the input shaft 1 or is fixed with the housing 13 of the reduction clutch. In this embodiment, the driving device may be any one of the existing clutch driving structures such as a shifting fork structure, a clutch platen structure, and a cam structure that are driven by the driving motor 5 to control the clutch sleeve 4 to generate a displacement motion, or may be a clutch driving structure that is driven by an electromagnet or other devices to adsorb the clutch sleeve 4 to generate a displacement motion.

In this embodiment, the transmission gear set 14 includes a central gear 6 engaged with the input shaft 1 and an inner gear ring 9 fixedly connected with the reduction gear box 3, the central gear 6 is in transmission engagement with the inner gear ring 9 via a transmission gear 8, the transmission gear 8 is mounted on the wheel carrier 7, the upper end of the wheel carrier 7 penetrates through the reduction gear box 3, and the penetrating end is connected with the output shaft 2.

In this embodiment, the transmission gear set 14 is a reduction gear set that reduces the rotation speed from the input end to the output end; preferably, in order to reduce the transmission ratio of the reduction clutch, a plurality of transmission gears which are meshed in sequence can be arranged between the central gear 6 and the inner gear ring 9.

In the embodiment, the device also comprises a driving motor, wherein a rotor of the driving motor 5 is in meshed connection with the input shaft 1 in a co-rotating mode through a torque shaft sleeve 12; preferably, the clutch sleeve 4 is movable by the driving device to engage the clutch sleeve 4 with the rotor of the driving motor 5 for rotation at the same speed or with the housing 13 of the reduction clutch for relative fixation.

In this embodiment, the input shaft 1, or the rotor of the driving motor 5, or the torque sleeve 12 is provided with a latch 10 engaged with the clutch sleeve 4, the casing 13 of the speed reduction clutch is provided with a fixing pin 11 engaged with the clutch sleeve 4, and the clutch sleeve 4 moves under the action of the driving device to be engaged with the latch 10 or the fixing pin 11 in a co-rotating manner. Of course, in the present embodiment, the structure of the corresponding engagement between the clutch sleeve 4 and the input shaft 1, the rotor of the driving motor 5, the torque sleeve 12, and the casing 13 of the speed reduction clutch may be any other engagement structure that can form a common-speed shaft rotation, for example: meshing teeth, and the like.

When the washing machine executes a washing program, the clutch sleeve 4 of the speed reduction clutch is fixedly meshed with the fixed pin 11 arranged on the shell 13 of the speed reduction clutch, so that the speed reduction gear box 3 of the speed reduction clutch is fixed with the shell 13 of the speed reduction clutch; at this time, the rotor of the driving motor 5 is connected with the input shaft 1, the input shaft 1 drives the central wheel 6 to rotate, the central wheel 6 is meshed with the transmission gear 8 to drive the transmission gear 8 to rotate, the transmission gear 8 revolves around the input shaft 1 under the action of the fixed inner gear ring 9 in the rotation process, the revolving transmission gear 8 drives the wheel carrier 7 to rotate, and the wheel carrier 7 drives the output shaft 2 to rotate, so that the effect of differential rotation of the input shaft 1 and the output shaft 2 in the washing process of the washing machine is achieved.

When the washing machine executes a dehydration program, a clutch sleeve 4 of the speed reduction clutch is fixedly meshed with an input shaft 1, or a rotor of a driving motor 5, or a lock tongue 10 arranged on a torque shaft sleeve 12, so that a speed reduction gear box 3 of the speed reduction clutch and the input shaft 1 rotate at the same speed; at this time, the rotor of the driving motor 5 is connected with the input shaft 1 and the reduction gear box 3, the central wheel 6, the inner gear ring 9, the transmission gear 8 and the wheel carrier 7 revolve around the input shaft 1 at the same speed, and the wheel carrier 7 drives the output shaft 2 to rotate, so that the effect that the input shaft 1 and the output shaft 2 rotate at the same speed in the dewatering process of the washing machine is achieved.

Example four

As shown in fig. 1 to 4, the present embodiment describes a washing machine, which includes an inner tub 100, wherein a protrusion for stirring water flow is provided at the bottom of the inner tub 100; the speed reduction clutch 200 according to any one of the first to third embodiments is provided, wherein the output shaft 2 of the speed reduction clutch 200 is connected to the inner tub, the input shaft 1 is connected to the driving motor 5 of the washing machine, and the power of the driving motor 5 is completely output to the inner tub 1 in the form of adjustable transmission ratio.

In this embodiment, the protrusion 101 disposed at the bottom of the inner barrel 100 may be an impeller independently disposed and non-rotatably connected to the inner barrel 100, or may be a curved surface integrally disposed at the bottom of the inner barrel 100 and having a variable height toward the inner side of the barrel. Therefore, the washing machine is only provided with one power driving unit of the inner barrel, and the driving motor of the washing machine outputs all the power with adjustable transmission ratio to the inner barrel through the action of the speed reduction clutch. The utility model discloses an interior bucket of washing machine has cancelled interior bucket relatively and has carried out the pivoted impeller, changes into and has assembled or integrated into one piece in the barrel head internal surface sealing, or fixed encapsulation have towards the inside convex barrel head bulge of bucket, rotates through interior bucket and drives the barrel head bulge and drive rivers and clothing along with the motion, realizes the purpose of washing and rinsing, has avoided forming the crack between impeller and the interior barrel head in interior bucket, has reduced the dirt in the bucket.

The washing machine in this embodiment may be any one of the prior art that only needs to drive the inner tub 100 to rotate independently, for example: the washing machine is a washing-free washing machine with an inner barrel as a water container in the washing process, a self-cleaning washing machine with cleaning particles between the inner barrel and the outer barrel, a flocculation washing machine for performing flocculation treatment on washing water for reuse and the like are arranged.

In this embodiment, the speed reduction clutch 200 and the driving motor 5 are installed together on the outer tub or the support member of the washing machine, and the speed reduction clutch 200 is coaxially installed with the driving motor 5 and the inner tub 100 to ensure the smooth rotation of the inner tub 100.

In this embodiment, for the joint strength of reinforcing speed reduction clutch output shaft 1 and interior bucket bottom, will the pivoted moment of torsion direct transfer lead to the bucket bottom to warp when preventing that output shaft 1 from rotating for interior bucket bottom, including the below fixed mounting of bucket bottom has the support, furtherly, in order to prevent the leaking that support and interior bucket bottom direct mount caused, the utility model discloses the mounting means of change support, the fixed knot who cancels support and bucket bottom constructs, the design is with interior bucket body lower part downwardly extending, sets up the tube-shape extension of round protrusion in bucket bottom lower surface, and the support is through the mounting fixed connection of radial installation with staving lower part tube-shape extension to fix the support in the bucket bottom below.

Of course, the present invention is not limited to the above examples, and various modifications and changes can be made to the present invention without departing from the spirit or scope of the present invention, which is obvious to those skilled in the art, within the scope of the present invention and its equivalents.

Claims (9)

1. A speed reduction clutch comprises an input shaft, an output shaft, a speed reduction gear box and a transmission gear set arranged in the speed reduction gear box; the method is characterized in that: the clutch device is used for connecting the output shaft with the input shaft in a differential transmission way through the transmission gear set or in a same-speed transmission way through the reduction gear box; the input shaft is meshed with the input end of the transmission gear set, and the output end of the transmission gear set is meshed with the reduction gear box; the transmission gear set comprises at least one stage of transmission gear, the transmission gear is arranged on a wheel carrier, and the wheel carrier is meshed with the reduction gear box through a clutch device to rotate at the same speed or is meshed and fixed with the reducer shell.

2. The reduction clutch of claim 1, wherein: the output shaft is connected with the reduction gear box, and the clutch device is used for directly connecting the reduction gear box with the input shaft in the same-speed transmission mode or in the differential transmission mode through the transmission gear set.

3. The reduction clutch of claim 2, wherein: the clutch device comprises a clutch sleeve and a driving device, the clutch sleeve and the wheel carrier rotate at the same speed or are integrally arranged, the clutch sleeve can move under the action of the driving device, and the clutch sleeve and the reduction gear box are meshed and rotate at the same speed or are meshed and fixed with the shell of the reducer.

4. The reduction clutch of claim 3, wherein: the transmission gear set comprises a central wheel meshed with the input shaft and an inner gear ring fixedly connected with the reduction gear box, the central wheel and the inner gear ring are in transmission meshing through the transmission gear, the transmission gear is arranged on a wheel carrier, the lower end of the wheel carrier penetrates through the reduction gear box, and a clutch sleeve is arranged at the penetrating end.

5. The reduction clutch of claim 4, wherein: the lower side of the reduction gear box is provided with a lock tongue engaged with the clutch sleeve, a shell of the reduction clutch is provided with a fixing pin engaged with the clutch sleeve, and the clutch sleeve moves under the action of the driving device to be engaged with the lock tongue to rotate together or engaged with the fixing pin to be fixed relatively.

6. The reduction clutch of claim 5, wherein: when the washing machine executes a washing program, a clutch sleeve of the speed reduction clutch is fixedly meshed with a fixed pin arranged on a shell of the speed reduction clutch, and a wheel carrier of the speed reduction clutch is fixed with the shell of the speed reduction clutch;

when the washing machine executes the dewatering program, the clutch sleeve of the speed reducing clutch is fixedly meshed with the lock tongue arranged on the speed reducing gear box, and the wheel carrier of the speed reducing clutch is fixed with the speed reducing gear box.

7. The speed reduction clutch according to any one of claims 1 to 6, wherein: the reduction gear box of the reduction clutch has only a single output end for outputting the power transmitted into the reduction gear box to the output shaft in its entirety.

8. A washing machine, which comprises a washing machine body,

the bottom of the inner barrel is provided with a convex part which rotates at the same speed and is used for stirring water flow;

the method is characterized in that: the speed reducing clutch as claimed in any one of the claims 1 to 7, wherein the output shaft of the speed reducing clutch is connected to the inner tub, the input shaft is connected to the driving motor of the washing machine, and the power of the driving motor is output to the inner tub in a form of adjustable transmission ratio.

9. The washing machine as claimed in claim 8, wherein: the inner tub is a water container for containing washing water in a washing process of the washing machine.

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