CN113062085B - Deceleration clutch device of washing machine, washing machine and control method of deceleration clutch device - Google Patents
Deceleration clutch device of washing machine, washing machine and control method of deceleration clutch device Download PDFInfo
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- CN113062085B CN113062085B CN201911288608.8A CN201911288608A CN113062085B CN 113062085 B CN113062085 B CN 113062085B CN 201911288608 A CN201911288608 A CN 201911288608A CN 113062085 B CN113062085 B CN 113062085B
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- washing
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- washing machine
- clutch
- clutch device
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- 238000005406 washing Methods 0.000 title claims abstract description 265
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000009467 reduction Effects 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000009471 action Effects 0.000 claims description 13
- 230000018044 dehydration Effects 0.000 claims description 9
- 238000006297 dehydration reaction Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000002457 bidirectional effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/40—Driving arrangements for driving the receptacle and an agitator or impeller, e.g. alternatively
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F17/00—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid
- D06F17/06—Washing machines having receptacles, stationary for washing purposes, wherein the washing action is effected solely by circulation or agitation of the washing liquid by rotary impellers
- D06F17/10—Impellers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/30—Driving arrangements
- D06F37/304—Arrangements or adaptations of electric motors
Abstract
The invention provides a speed reducing clutch device of a washing machine, the washing machine and a control method thereof. The brake wheel of the speed reduction clutch device can rotate bidirectionally, so that the inner barrel is driven to have more rotation modes, and more washing modes can be provided theoretically: the input shaft sleeve is locked through the locking mechanism, the brake wheel is also locked, and the speed reducing clutch device singly drives the washing mode of the impeller rotation; the input shaft sleeve is unlocked through the locking mechanism, the brake wheel can rotate bidirectionally and freely along with the input shaft sleeve, and the speed reduction clutch device drives the pulsator to rotate singly and the inner barrel to rotate freely; therefore, various combined washing modes can be adopted, the washing is more complete, the clothes are cleaner, and the use experience of users is improved.
Description
Technical Field
The invention relates to the technical field of washing equipment, in particular to a speed reduction clutch device of a washing machine, the washing machine and a control method thereof.
Background
A washing machine, which is a home appliance, is becoming an indispensable part of life of people, and a full-automatic pulsator washing machine, which is a main type of washing machine, is also becoming more and more widely applied. The existing full-automatic pulsator washing machine generally works in a mode that when washing and rinsing are carried out, the driving device drives the pulsator of the washing machine to rotate positively and negatively through the decelerating clutch device, and when dewatering is carried out, the driving device drives the pulsator of the washing machine and the washing barrel to rotate synchronously at high speed through the decelerating clutch device.
However, with the high-speed development of technology, the improvement of the washing effect of the existing full-automatic pulsator washing machine is more limited by simply relying on the washing mode of pulsator stirring water flow, so that how to increase the washing diversity of the full-automatic pulsator washing machine to improve the washing effect becomes a technical problem to be solved urgently.
Several patents have proposed solutions to this problem, for example, application number: 02804912.8, a chinese invention patent entitled drive mechanism for producing bi-directional rotation, a washing machine and method for producing bi-directional washing and related inner tub and agitator, discloses a drive mechanism for producing bi-directional drive suitable for use in a washing machine comprising a power input and two power outputs, one of which is connected to a agitator shaft (10) and rotates the agitator shaft in a first direction; and the other power output end of the power output end is connected with an inner barrel shaft (11) and enables the inner barrel shaft to rotate in a second direction opposite to the first direction. A washing machine for producing bidirectional washing and a washing method capable of producing bidirectional washing in the washing machine. A pulsator and an inner tub for a washing machine. The patent discloses a transmission mechanism capable of enabling a washing machine to generate bidirectional driving, and meanwhile discloses a specific structure of the transmission mechanism in the specification, and the content of the specification and the attached drawings shows that the patent solves the problem that the power driving mode is single when the existing full-automatic pulsator washing machine washes, but the disclosed transmission mechanism is complex in structure, high in manufacturing and assembling difficulty, high in manufacturing cost and the like.
For another example, the application number is: 201310408108.X, named: the invention discloses a Chinese patent application of a full-automatic washing machine, which comprises an outer barrel, an inner barrel, a pulsator and a driving device, wherein the driving device comprises at least two rotors and at least one stator, one rotor is connected with an inner barrel shaft, and the other rotor is connected with a pulsator shaft; the driving device is a variable-frequency direct-drive motor, the rotor, the stator, the inner barrel shaft and the impeller shaft are coaxially arranged, the inner barrel shaft is hollow, and the impeller shaft is arranged in the inner barrel shaft; the pulsator and the inner barrel rotate in the same direction or in opposite directions when the washing machine washes, or one of the pulsator and the inner barrel rotates, and the pulsator and the inner barrel rotate in the same direction and at the same speed when the washing machine dehydrates. The washing machine is connected with the inner barrel shaft and the impeller shaft through the two rotors respectively, and the inner barrel and the impeller are driven to rotate through the double rotors respectively.
As is known from the above two published patent applications, there are two main concepts for solving the diversity of water flows in washing machines: the first mode is to design a speed reduction clutch device capable of outputting bidirectional power to realize bidirectional washing in the washing process of the washing machine, so that the water flow effect is enhanced; and in a second mode, a driving motor with bidirectional power output is designed to respectively drive the pulsator and the inner barrel to realize bidirectional washing in the washing process of the washing machine, so that the water flow effect is enhanced. The first mode has the defects of complex structure, difficult installation and complex control method of the speed reduction clutch device, and the second mode has the defect of high cost of the driving motor with bidirectional power output.
In view of this, it is an object of the present application to provide a washing machine that can be used to select an optimal washing method by increasing the variety of washing methods and switching between the washing methods.
Disclosure of Invention
The first invention provides a speed reduction clutch device capable of realizing combination of a plurality of washing modes, and specifically adopts the following technical scheme:
the speed reducing clutch device of the washing machine comprises a speed reducing mechanism, wherein the speed reducing mechanism comprises a braking wheel capable of rotating bidirectionally, a dewatering shaft and an input shaft sleeve which are respectively and fixedly connected with the braking wheel, and a locking mechanism for locking the input shaft sleeve.
Further, the speed reduction clutch device comprises a clutch mechanism, the clutch mechanism comprises a clutch sleeve which is sleeved on the input shaft sleeve and can reciprocate along the axis direction of the clutch mechanism, the locking mechanism comprises a washing rack fixedly sleeved outside the input shaft sleeve, and the clutch sleeve and the washing rack are engaged and locked with the input shaft sleeve through engaging teeth.
Further, the speed reduction clutch device comprises a shell with an inner cavity, the brake wheel is arranged in the inner cavity of the shell, a shell inlet through which the input shaft sleeve passes is formed in the shell, the washing rack comprises an annular body which is fixed on the shell and is positioned at the periphery of the shell inlet, washing meshing teeth are arranged on the annular body, an upper meshing tooth is arranged at one end, close to the washing rack, of the clutch shaft sleeve, and the upper meshing tooth of the clutch shaft sleeve is meshed with the washing meshing tooth of the washing rack to lock the input shaft sleeve.
Further, the brake wheel comprises an accommodating cavity in the brake wheel, a first connecting port and a second connecting port are formed in the two ends of the brake wheel, the dewatering shaft is fixedly connected with the first connecting port, and the input shaft sleeve is fixedly connected with the second connecting port;
preferably, the brake wheel comprises a cylindrical body and a necking end which is contracted inwards in the radial direction from an opening at one end of the body, the first connecting port is arranged at the necking end, and the second connecting port is opened at the other end of the cylinder; the dewatering shaft is a sleeve with a certain length, one end of the sleeve extends into the first connecting port to be fixedly connected with the first connecting port, the input shaft sleeve comprises a sleeve and a sleeve disc fixed at one end of the sleeve, and the sleeve disc is covered on the second connecting port and is fixedly connected with the second connecting port.
Further, the speed reducing mechanism comprises an input shaft, and the clutch mechanism comprises a shifting fork component for shifting the clutch sleeve to reciprocate and a torque shaft sleeve sleeved on the input shaft and rotating together with the input shaft;
the speed reduction clutch device comprises a tractor, the tractor is connected with a shifting fork component, the shifting fork component is pulled to move to drive a clutch sleeve to reciprocate, the tractor is pulled by the shifting fork component to be in an initial state, the clutch sleeve is meshed and fixed with a washing rack, the tractor is provided with a first traction stroke which is separated from the washing rack and is not meshed and fixed with a torque shaft sleeve, and a second traction stroke which is separated from the washing rack and is meshed and fixed with the torque shaft sleeve.
Further, the shift fork assembly include shift fork arm, shift fork arm pivot, shift fork and shift fork seat, the rotatable installation of shift fork arm in the fixed shift fork arm pivot that sets up, the tractor connect shift fork arm drive shift fork arm and rotate, the one end of shift fork is spacing to stir its reciprocating motion on the clutch housing periphery, the rotatable installation in middle part of shift fork forms lever structure on the shift fork seat, the other end of shift fork with shift fork arm looks butt.
The second object of the present invention is to provide a washing machine with the above-mentioned speed reducing clutch device, specifically, the following technical scheme is adopted:
the washing machine with the speed reducing clutch device comprises an inner barrel and a pulsator arranged in the inner barrel, wherein the speed reducing mechanism comprises a pulsator shaft, the pulsator shaft is fixedly connected with the pulsator, and a dehydration shaft is fixedly connected with the inner barrel.
Further, the device also comprises an outer barrel, wherein the outer barrel is provided with a water outlet, and the bottom of the outer barrel is provided with a drain valve for controlling the water outlet to be opened and closed;
the traction device is provided with a first traction stroke in which the traction shifting fork component is separated from the washing rack and is not meshed and fixed with the torque shaft sleeve, and the drainage valve is kept closed, and a second traction stroke in which the traction shifting fork component is separated from the washing rack and is meshed and fixed with the torque shaft sleeve, and the drainage valve is kept open.
The third object of the present invention is to provide a control method of the above washing machine, specifically, the following technical scheme is adopted:
a control method of the washing machine, the washing machine including a driving motor for driving a speed reduction clutch device, the control method comprising:
the washing machine controls the clutch sleeve to be meshed and fixed with the washing gear rack, the brake wheel is in a braking state, and controls the driving motor to act, and the washing machine impeller is driven to reciprocate through the speed reduction clutch device to perform a first washing process;
the clutch sleeve is controlled to be separated from the washing gear rack and is not meshed and fixed with the torque shaft sleeve, the brake wheel is in a free rotation state, the driving motor is controlled to act, the washing machine pulsator is driven to reciprocate through the speed reduction clutch device, the inner barrel is free to rotate, and a second washing process is carried out;
the clutch sleeve is controlled to be separated from the washing gear rack and meshed and fixed with the torque shaft sleeve, the brake wheel is synchronously linked with the input shaft, and the driving motor is controlled to act to drive the washing machine impeller and the inner barrel to run in the same speed and the same direction through the speed reduction clutch device.
Further, the washing machine control tractor is in an initial state, the clutch sleeve is meshed and fixed with the washing rack, the brake wheel is in a braking state, the drain valve is kept closed, the driving motor is controlled to act, and the washing machine impeller is driven to reciprocate through the speed reduction clutch device to perform a first washing process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a washing rack and not meshed and fixed with a torque shaft sleeve, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a second washing process is carried out;
the washing machine controls the action of a tractor to a second traction stroke, a traction shifting fork component of the tractor acts to separate a traction clutch sleeve from a washing rack and is meshed and fixed with a torque shaft sleeve, a drain valve is kept on, and a driving motor is controlled to act to drive a pulsator and an inner barrel of the washing machine to run in the same speed and the same direction through a speed reduction clutch device so as to carry out a dehydration process;
preferably, the first washing process and the second washing process may be alternatively or alternately performed in the same washing process.
Further, the washing machine controls the tractor to be in an initial state, the clutch sleeve is fixed with the torque shaft sleeve, the drain valve is kept open, and the driving motor is controlled to act to drive the impeller and the inner barrel of the washing machine to run in the same direction at the same speed through the speed reduction clutch device so as to carry out a dehydration process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a torque shaft sleeve and not meshed and fixed with a washing gear rack, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a first washing process is carried out;
the washing machine controls the action of a tractor to a second traction stroke, a traction shifting fork component of the tractor acts to pull a clutch sleeve to be separated from a torque shaft sleeve and meshed with a washing gear rack, a brake wheel is in a braking state, an inner barrel is locked, a drain valve is kept closed, and a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device so as to carry out a second washing process; preferably, the first washing process and the second washing process may be alternatively or alternately performed in the same washing process.
The brake wheel of the speed reduction clutch device can rotate bidirectionally, so that the inner barrel is driven to have more rotation modes, and more washing modes can be provided theoretically: the input shaft sleeve is locked through the locking mechanism, the brake wheel is also locked, and the speed reducing clutch device singly drives the washing mode of the impeller rotation; the input shaft sleeve is unlocked through the locking mechanism, the brake wheel can rotate in a bidirectional and free mode along with the input shaft sleeve, and the speed reducing clutch device drives the pulsator to rotate in a single mode, and the inner barrel rotates in a free mode.
Therefore, the speed reducing clutch device of the present invention can provide various washing functions: the washing mode of full automatic before can be adopted, also can adopt the washing mode of rubbing with hands. Namely, during washing: the rotary washing machine can provide a rotary washing mode of the wave wheel, and also can provide a rotary washing mode of the wave wheel, wherein the washing barrel can freely rotate. In the whole washing process of the washing machine, various combined washing modes, various water flows and circulating and crossed washing modes can be adopted for operation. The washing machine has the advantages that the washing is more sufficient, clothes are cleaner, the clothes are prevented from being entangled, and the user experience of the washing machine is improved.
Drawings
FIG. 1 is a schematic diagram showing a structure of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a fork arm of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
FIG. 4 is a schematic view showing a structure of a washing rack of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
FIG. 5 is a schematic view showing the structure of a clutch sleeve of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
FIG. 6 is a schematic view of a torque sleeve of a speed reducing clutch device of a washing machine according to an embodiment of the present invention;
fig. 7 is a schematic view of a tub bottom installation structure of a washing machine according to an embodiment of the present invention.
Detailed Description
The deceleration clutch device of a washing machine, the washing machine and the control method thereof according to the present invention are described in detail with reference to the accompanying drawings as follows:
as shown in fig. 1-7, the present embodiment provides a deceleration clutch device of a washing machine, which includes a deceleration mechanism, the deceleration mechanism includes a braking wheel 19 capable of rotating bidirectionally, a dewatering shaft 9 and an input shaft sleeve 3 fixedly connected with the braking wheel 19, and a locking mechanism for locking the input shaft sleeve 3.
The brake wheel is in a braking state when the existing full-automatic washing machine washes, the decelerating clutch device can only drive the pulsator to rotate, and the brake wheel can only rotate when dehydrating, but can only rotate in one direction under the limit of the one-way bearing, so that the inner barrel can not rotate in the washing process or the rotating mode is single even if the inner barrel rotates, and the washing machine is unfavorable for forming various washing modes.
The brake wheel of the speed reduction clutch device of the embodiment can rotate bidirectionally, so that the inner barrel is driven to have more rotation modes, and more washing modes can be provided theoretically: the input shaft sleeve 3 is locked through the locking mechanism, meanwhile, the brake wheel 19 is also locked, and the speed reducing clutch device singly drives the washing mode of the impeller to rotate; the input shaft sleeve 3 is unlocked through the locking mechanism, the brake wheel 19 can rotate freely in two directions along with the input shaft sleeve, and the speed reduction clutch device drives the pulsator to rotate singly and the inner barrel to rotate freely.
Therefore, the speed reducing clutch device of the present embodiment can provide various washing functions: the washing mode of full automatic before can be adopted, also can adopt the washing mode of rubbing with hands. Namely, during washing: the rotary washing machine can provide a rotary washing mode of the wave wheel, and also can provide a rotary washing mode of the wave wheel, wherein the washing barrel can freely rotate. In the whole washing process of the washing machine, various combined washing modes, various water flows and circulating and crossed washing modes can be adopted for operation. The washing machine has the advantages that the washing is more sufficient, clothes are cleaner, the clothes are prevented from being entangled, and the user experience of the washing machine is improved.
The conventional braking belt can only brake the braking wheel in one way, the other direction of the braking wheel is limited by a one-way bearing, the braking wheel 19 of the embodiment can rotate in two directions, and meanwhile, in order to ensure the realization of a washing mode of single-impeller rotation, the braking wheel 19 also needs to brake in two directions, therefore, the speed reduction clutch device of the embodiment comprises a clutch mechanism, the clutch mechanism comprises a clutch sleeve 16 which is sleeved on the input shaft sleeve 3 and can reciprocate along the axis direction of the clutch mechanism, the locking mechanism comprises a washing rack 12 fixedly sleeved outside the input shaft sleeve 3, and the clutch sleeve 16 and the washing rack 12 are meshed and locked by meshing teeth. The deceleration clutch device of the present embodiment realizes the locking of the input shaft sleeve 3 through the fixed washing rack 12 which can be meshed with the clutch sleeve 16 according to the structural characteristics of the reciprocating motion of the clutch sleeve 16 of the clutch mechanism, and at the same time, the brake wheel 19 is braked.
In order to realize the fixed setting of washing rack 12, the decelerating clutch device of this embodiment includes the casing that has inside cavity, the brake wheel set up in the inside cavity of casing, have the casing entry that is used for the input axle sleeve to pass on the casing, washing rack 12 including fixing on the casing and being located the annular body of casing entry periphery, set up the washing meshing tooth on the annular body, clutch axle sleeve 16 on be close to the one end of washing rack and set up the meshing tooth, the last meshing tooth of clutch axle sleeve 16 with the washing meshing tooth meshing locking of washing rack 12 input axle sleeve 3.
Meanwhile, the brake wheel 19 of the embodiment needs to be fixedly connected with the dewatering shaft 9 and the input shaft sleeve 3 respectively, and the brake wheel 19 comprises a reduction gear train with a containing cavity inside, and a reduction mechanism is arranged in the containing cavity; the two ends of the brake wheel 19 are provided with a first connecting port and a second connecting port, the dewatering shaft 9 is fixedly connected with the first connecting port, and the input shaft sleeve 3 is fixedly connected with the second connecting port.
Preferably, the brake wheel 19 includes a cylindrical body and a necked-in end that is contracted inward in a radial direction from an opening at one end of the body, the first connection port is disposed at the necked-in end, and the second connection port is opened at the other end of the cylindrical body; the dewatering shaft 9 is a sleeve with a certain length, one end of the sleeve extends into the first connecting port and is fixedly connected with the first connecting port, the input shaft sleeve 3 comprises a sleeve and a sleeve disc fixed at one end of the sleeve, and the sleeve disc is covered on the second connecting port and is fixedly connected with the second connecting port.
The speed reducing mechanism in the embodiment comprises an input shaft 1, and the clutch mechanism comprises a shifting fork assembly for shifting a clutch sleeve 16 to reciprocate and a torque shaft sleeve 17 sleeved on the input shaft 1 to rotate together with the input shaft.
The speed reducing clutch device comprises a tractor 24, the tractor 24 is connected with a shifting fork component, the shifting fork component is pulled to move to and fro by a clutch sleeve, the tractor 24 pulls the shifting fork component to be in an initial state, the clutch sleeve 16 is meshed and fixed with the washing rack 12, the tractor 24 has a first traction stroke in which the shifting fork component is separated from the washing rack 12 and is not meshed and fixed with the torque shaft sleeve 17, and a second traction stroke in which the shifting fork component is separated from the washing rack 12 and is meshed and fixed with the torque shaft sleeve 17.
Further, the shifting fork assembly comprises a shifting fork pulling arm 6, a shifting fork pulling arm rotating shaft 20, a shifting fork 4 and a shifting fork seat 14, the shifting fork pulling arm 6 is rotatably arranged on the shifting fork pulling arm rotating shaft 20 which is fixedly arranged, the tractor 24 is connected with the shifting fork pulling arm 6 to drive the shifting fork pulling arm 6 to rotate, one end of the shifting fork 4 is limited on the periphery of the clutch sleeve to stir the shifting fork to reciprocate, the middle part of the shifting fork 4 is rotatably arranged on the shifting fork seat 14 to form a lever structure, and the other end of the shifting fork 4 is in butt joint with the shifting fork pulling arm 6.
The present embodiment reciprocates between the wash rack 12 and the torque sleeve 17 by the traction clutch 16 of the tractor 24: the input shaft sleeve 3 is meshed with the washing gear rack 12, so that the brake wheel 19 is locked; engaged with the torque sleeve 17, the input sleeve rotates in synchronism with the input shaft 1.
The external spline is disposed on the outer periphery of the input shaft 1 in this embodiment, the torque sleeve 17 has an internal spline, the internal spline of the torque sleeve 17 is embedded with the external spline of the input shaft 1, and the torque sleeve 17 rotates synchronously with the input shaft 1.
The clutch sleeve 16 of this embodiment is provided with clutch sleeve engaging teeth at one end near the torque sleeve 17, the torque sleeve 17 is provided with torque sleeve engaging teeth at one end near the clutch sleeve 16, the clutch sleeve 16 moves to the torque sleeve 17, the clutch sleeve engaging teeth are engaged with the torque sleeve engaging teeth, and the clutch mechanism is in an engaged state.
The clutch sleeve of the embodiment is evenly distributed on the circumference of the meshing teeth, the lower edges of the teeth are helical teeth, and the angle of the helical teeth is 0-15 degrees. In the mounted state, the direction of the helical teeth is from low to high in the dewatering direction. The clutch sleeve meshing teeth are uniformly distributed in the circumferential ring, the upper edges of the teeth are helical teeth, the helical teeth correspond to the clutch sleeve meshing teeth, and the helical tooth angle of the torque sleeve meshing teeth is 0-15 degrees. In the mounted state, the direction of the helical teeth is from high to low from the dewatering direction.
The fork arm 6 of the present embodiment has a connection portion 601, and the connection portion 601 is connected to the retractor 24. The fork arm 6 has a fork blade 602, the fork blade 602 moving toward the fork 4 as the brake arm 6 rotates. The tractor 24 is in a first traction stroke, a certain interval is reserved between the shifting fork shifting plate 602 and the shifting fork 4, the tractor is in a second traction stroke, and the shifting fork shifting plate 602 is stopped against the shifting fork 4 to trigger the shifting fork 4 to rotate.
In order to realize that the shift fork pulling arm 6 of the present embodiment is not engaged with the torque sleeve 17 when the clutch sleeve 16 is in the first stroke, and is engaged with the torque sleeve 17 when the clutch sleeve 16 is in the second stroke, the present embodiment may be realized by simply limiting the distance between the shift fork pulling plate 602 and the shift fork 4, or may be realized by that the engagement stroke between the clutch sleeve 16 and the torque sleeve 17 is larger than the distance between the shift fork pulling plate 602 and the shift fork 4.
The input shaft 1 of this embodiment is sleeved with a motor lock nut 2 for fixedly connecting the input shaft with a rotor of a driving motor, and a buffer pad 18 is arranged on an end face of the torque shaft sleeve, which is close to the driving motor.
The speed reducing clutch device of the embodiment further comprises a housing with an inner cavity, the brake wheel 19 is arranged in the inner cavity of the housing, the brake wheel comprises a brake wheel body with an opening containing cavity and a brake wheel shaft fixedly connected with the opening end of the brake body, and a bidirectional rotating bearing 21 is arranged between the brake wheel shaft and the housing, so that the brake wheel 19 of the embodiment can rotate bidirectionally.
The housing of this embodiment includes an upper end housing 11 and a lower end housing 13, which are connected to define an internal chamber, the brake wheel 19 is disposed in the internal chamber of the lower end housing 13, and the shift fork arm 6 is rotatably mounted on the lower end housing 13 through a shift fork arm shaft 20.
The shifting fork seat 14 of the present embodiment is fixedly mounted on the bottom end cover of the lower end housing 13.
The input shaft sleeve 3 of this embodiment is sleeved with a clutch pressure spring for elastically resetting and meshing the clutch sleeve 16, and the clutch pressure spring is arranged between the clutch sleeve 16 and the bottom end surface of the lower end shell 13.
The fork arm 6 of the present embodiment has a fork arm stopper that is stopped against the lower end housing 13 to define a reset position when the fork arm is elastically reset.
As shown in fig. 7, the present embodiment also provides a washing machine with the speed reducing clutch device, which includes an inner tub and a pulsator disposed in the inner tub, the speed reducing mechanism includes a pulsator shaft, the pulsator shaft is fixedly connected with the pulsator, and the dehydration shaft is fixedly connected with the inner tub.
Further, the washing machine of the embodiment further comprises an outer tub 22, a water outlet is arranged on the outer tub, and a water drain valve 26 for controlling the water outlet to be opened and closed is arranged at the bottom of the outer tub;
the tractor 24 has a first traction stroke in which the traction fork assembly is separated from the washing rack and is not engaged and fixed with the torque sleeve, and the drain valve 26 is kept closed, and a second traction stroke in which the traction fork assembly is separated from the washing rack and is engaged and fixed with the torque sleeve, and the drain valve 26 is kept open.
The drain valve of this embodiment has a drain valve pull rod, and the retractor 24 is connected to the drain valve pull rod. The drain valve railing is connected with the tractor 24 through a tension spring, the tension spring stretches in the first traction stroke process of the tractor 24, the drain valve pull rod does not act, and the drain valve is kept in a closed state.
The present embodiment also provides a control method of the washing machine including a driving motor 23 for driving a speed reduction clutch device, the control method including:
the washing machine controls the clutch sleeve to be meshed and fixed with the washing gear rack, the brake wheel is in a braking state, and controls the driving motor to act, and the washing machine impeller is driven to reciprocate through the speed reduction clutch device to perform a first washing process;
the clutch sleeve is controlled to be separated from the washing gear rack and is not meshed and fixed with the torque shaft sleeve, the brake wheel is in a free rotation state, the driving motor is controlled to act, the washing machine pulsator is driven to reciprocate through the speed reduction clutch device, the inner barrel is free to rotate, and a second washing process is carried out;
the clutch sleeve is controlled to be separated from the washing gear rack and meshed and fixed with the torque shaft sleeve, the brake wheel is synchronously linked with the input shaft, and the driving motor is controlled to act to drive the washing machine impeller and the inner barrel to run in the same speed and the same direction through the speed reduction clutch device.
Further, the washing machine control tractor is in an initial state, the clutch sleeve is meshed and fixed with the washing rack, the brake wheel is in a braking state, the drain valve is kept closed, the driving motor is controlled to act, and the washing machine impeller is driven to reciprocate through the speed reduction clutch device to perform a first washing process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a washing rack and not meshed and fixed with a torque shaft sleeve, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a second washing process is carried out;
the washing machine controls the traction device to act to a second traction stroke, the traction shifting fork component of the traction device acts to drive the clutch sleeve to be separated from the washing gear frame and meshed and fixed with the torque shaft sleeve, the drain valve is kept open, and the driving motor is controlled to act to drive the impeller and the inner barrel of the washing machine to run in the same direction at the same speed through the speed reduction clutch device, so that the dehydration process is carried out.
Preferably, the first washing process and the second washing process may be alternatively or alternately performed in the same washing process.
Or the washing machine control tractor is in an initial state, the clutch sleeve is fixed with the torque shaft sleeve, the drain valve is kept open, and the driving motor is controlled to act to drive the impeller and the inner barrel of the washing machine to run in the same direction at the same speed through the speed reduction clutch device so as to carry out the dehydration process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a torque shaft sleeve and not meshed and fixed with a washing gear rack, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a first washing process is carried out;
the washing machine controls the action of the tractor to a second traction stroke, the traction shifting fork component of the tractor acts to pull the clutch sleeve to be separated from the torque shaft sleeve and meshed with the washing gear frame, the brake wheel is in a braking state, the inner barrel is locked, the drain valve is kept closed, and the action of the driving motor is controlled to drive the pulsator of the washing machine to reciprocate through the speed reduction clutch device so as to carry out a second washing process.
Preferably, the first washing process and the second washing process may be alternatively or alternately performed in the same washing process.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (11)
1. A speed reducing clutch device of a washing machine is characterized by comprising,
the speed reducing mechanism comprises a braking wheel capable of rotating bidirectionally, a dehydration shaft and an input shaft sleeve which are respectively and fixedly connected with the braking wheel;
the locking mechanism is used for locking the input shaft sleeve;
the clutch mechanism comprises a clutch sleeve which is sleeved on the input shaft sleeve and can reciprocate along the axis direction of the clutch sleeve, the locking mechanism comprises a washing rack fixedly sleeved outside the input shaft sleeve, and the clutch sleeve and the washing rack are engaged and locked with the input shaft sleeve through engaging teeth;
the brake wheel is arranged in the inner cavity of the shell, a shell inlet through which an input shaft sleeve passes is formed in the shell, the washing rack comprises an annular body which is fixed on the shell and is positioned at the periphery of the shell inlet, washing meshing teeth are arranged on the annular body, an upper meshing tooth is arranged at one end, close to the washing rack, of the clutch sleeve, and the upper meshing tooth of the clutch sleeve is meshed with the washing meshing tooth of the washing rack to lock the input shaft sleeve;
the speed reducing mechanism comprises an input shaft, the clutch mechanism comprises a shifting fork component for shifting a clutch sleeve to reciprocate and a torque shaft sleeve sleeved on the input shaft and rotating together with the shifting fork component, clutch sleeve meshing teeth are arranged at one end, close to the torque shaft sleeve, of the clutch sleeve, and torque shaft sleeve meshing teeth capable of meshing with the clutch sleeve meshing teeth are arranged at one end, close to the clutch sleeve, of the torque shaft sleeve;
the speed reducing clutch device also comprises a tractor, and the tractor is connected with the shifting fork assembly to pull the shifting fork assembly to move so as to shift the clutch sleeve to reciprocate.
2. The speed reducing clutch device according to claim 1, wherein the brake wheel comprises an accommodating cavity, a first connecting port and a second connecting port are formed in two ends of the brake wheel, the dewatering shaft is fixedly connected with the first connecting port, and the input shaft sleeve is fixedly connected with the second connecting port.
3. The speed reducing clutch device according to claim 2, wherein the brake wheel comprises a cylindrical body and a necking end which is contracted inwards in the radial direction from an opening at one end of the body, the first connecting port is arranged at the necking end, and the second connecting port is an opening at the other end of the cylindrical body; the dewatering shaft is a sleeve with a certain length, one end of the sleeve extends into the first connecting port to be fixedly connected with the first connecting port, the input shaft sleeve comprises a sleeve and a sleeve disc fixed at one end of the sleeve, and the sleeve disc is covered on the second connecting port and is fixedly connected with the second connecting port.
4. The speed reducing clutch device according to claim 1, wherein the traction shifting fork assembly of the tractor is in an initial state, the clutch sleeve is meshed and fixed with the washing gear frame, and the tractor is provided with a first traction stroke in which the traction shifting fork assembly is separated from the washing gear frame and is not meshed and fixed with the torque shaft sleeve, and a second traction stroke in which the traction shifting fork assembly is separated from the washing gear frame and is meshed and fixed with the torque shaft sleeve.
5. The speed reducing clutch device according to claim 4, wherein the shift fork assembly comprises a shift fork pull arm, a shift fork pull arm rotating shaft, a shift fork and a shift fork seat, the shift fork pull arm is rotatably arranged on the shift fork pull arm rotating shaft which is fixedly arranged, the tractor is connected with the shift fork pull arm to drive the shift fork pull arm to rotate, one end of the shift fork is limited on the periphery of the clutch sleeve to shift the shift fork to reciprocate, the middle part of the shift fork is rotatably arranged on the shift fork seat to form a lever structure, and the other end of the shift fork is abutted against the shift fork pull arm.
6. A washing machine having a speed reducing clutch device as claimed in any one of claims 1 to 5, comprising an inner tub and a pulsator disposed in the inner tub, wherein the speed reducing mechanism comprises a pulsator shaft fixedly connected to the pulsator, and the dehydrating shaft is fixedly connected to the inner tub.
7. The washing machine as claimed in claim 6, further comprising an outer tub having a drain opening thereon, the drain valve controlling the opening and closing of the drain opening being installed at the bottom of the outer tub;
the traction device is provided with a first traction stroke in which the traction shifting fork component is separated from the washing rack and is not meshed and fixed with the torque shaft sleeve, and the drainage valve is kept closed, and a second traction stroke in which the traction shifting fork component is separated from the washing rack and is meshed and fixed with the torque shaft sleeve, and the drainage valve is kept open.
8. A control method of a washing machine as claimed in claim 6 or 7, wherein the washing machine includes a driving motor for driving the speed reducing clutch device, the control method comprising:
the washing machine controls the clutch sleeve to be meshed and fixed with the washing gear rack, the brake wheel is in a braking state, and controls the driving motor to act, and the washing machine impeller is driven to reciprocate through the speed reduction clutch device to perform a first washing process;
the clutch sleeve is controlled to be separated from the washing gear rack and is not meshed and fixed with the torque shaft sleeve, the brake wheel is in a free rotation state, the driving motor is controlled to act, the washing machine pulsator is driven to reciprocate through the speed reduction clutch device, the inner barrel is free to rotate, and a second washing process is carried out;
the clutch sleeve is controlled to be separated from the washing gear rack and meshed and fixed with the torque shaft sleeve, the brake wheel is synchronously linked with the input shaft, and the driving motor is controlled to act to drive the washing machine impeller and the inner barrel to run in the same speed and the same direction through the speed reduction clutch device.
9. The control method of the washing machine according to claim 8, wherein the washing machine control tractor is in an initial state, the clutch sleeve is meshed and fixed with the washing rack, the brake wheel is in a braking state, the drain valve is kept closed, and the control driving motor acts to drive the pulsator of the washing machine to reciprocate through the speed reduction clutch device to perform the first washing process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a washing rack and not meshed and fixed with a torque shaft sleeve, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a second washing process is carried out;
the washing machine controls the traction device to act to a second traction stroke, the traction shifting fork component of the traction device acts to drive the clutch sleeve to be separated from the washing gear frame and meshed and fixed with the torque shaft sleeve, the drain valve is kept open, and the driving motor is controlled to act to drive the impeller and the inner barrel of the washing machine to run in the same direction at the same speed through the speed reduction clutch device, so that the dehydration process is carried out.
10. The control method of the washing machine according to claim 8, wherein the washing machine controls the tractor to be in an initial state, the clutch sleeve is fixed with the torque shaft sleeve, the drain valve is kept open, and the action of the driving motor is controlled to drive the impeller and the inner barrel of the washing machine to run in the same direction at the same speed through the speed reduction clutch device, so as to carry out the dehydration process;
the washing machine controls the action of a tractor to a first traction stroke, a traction shifting fork component of the tractor acts to drive a clutch sleeve to be separated from a torque shaft sleeve and not meshed and fixed with a washing gear rack, a drain valve is kept closed, a driving motor is controlled to act to drive a pulsator of the washing machine to reciprocate through a speed reduction clutch device, an inner barrel is free to run, and a first washing process is carried out;
the washing machine controls the action of the tractor to a second traction stroke, the traction shifting fork component of the tractor acts to pull the clutch sleeve to be separated from the torque shaft sleeve and meshed with the washing gear frame, the brake wheel is in a braking state, the inner barrel is locked, the drain valve is kept closed, and the action of the driving motor is controlled to drive the pulsator of the washing machine to reciprocate through the speed reduction clutch device so as to carry out a second washing process.
11. The control method of a washing machine as claimed in claim 10, wherein the first washing process and the second washing process are alternatively or alternately performed in the same washing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911288608.8A CN113062085B (en) | 2019-12-12 | 2019-12-12 | Deceleration clutch device of washing machine, washing machine and control method of deceleration clutch device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911288608.8A CN113062085B (en) | 2019-12-12 | 2019-12-12 | Deceleration clutch device of washing machine, washing machine and control method of deceleration clutch device |
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| CN113062085A CN113062085A (en) | 2021-07-02 |
| CN113062085B true CN113062085B (en) | 2023-12-19 |
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| CN201911288608.8A Active CN113062085B (en) | 2019-12-12 | 2019-12-12 | Deceleration clutch device of washing machine, washing machine and control method of deceleration clutch device |
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| CN114635266A (en) * | 2022-03-18 | 2022-06-17 | 浙江三星机电股份有限公司 | Washing machine speed reduction clutch device, washing machine and control method thereof |
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| CN213013535U (en) * | 2019-12-12 | 2021-04-20 | 青岛海尔洗衣机有限公司 | Washing machine and speed reduction clutch device thereof |
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| CN1442569A (en) * | 2003-01-11 | 2003-09-17 | 宁国聚隆实业有限公司 | Fully automatic speed reducing clutch of washing machine |
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| CN113062085A (en) | 2021-07-02 |
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Effective date of registration: 20231115 Address after: 300356 No.6, Keda 4th Road, Balitai Town, Jinnan District, Tianjin Applicant after: Tianjin Haier washing appliance Co.,Ltd. Applicant after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER WASHING MACHINE Co.,Ltd. Applicant before: Haier Zhijia Co.,Ltd. |
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