CN113957667B - Speed reduction clutch device of washing machine and washing machine - Google Patents
Speed reduction clutch device of washing machine and washing machine Download PDFInfo
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- CN113957667B CN113957667B CN202010699552.1A CN202010699552A CN113957667B CN 113957667 B CN113957667 B CN 113957667B CN 202010699552 A CN202010699552 A CN 202010699552A CN 113957667 B CN113957667 B CN 113957667B
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- 238000005406 washing Methods 0.000 title claims abstract description 125
- 230000009467 reduction Effects 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 58
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 230000002457 bidirectional effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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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
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention provides a speed-reducing clutch device of a washing machine and the washing machine, wherein the speed-reducing clutch device of the washing machine comprises a clutch mechanism, the clutch mechanism comprises a clutch sleeve capable of performing clutch switching in a reciprocating mode and a clutch driving device for driving the clutch sleeve to move, the clutch driving device comprises a sliding component, a lifting component and a shifting fork component, the lifting component is abutted with the sliding component, the shifting fork component is connected with the lifting component, and the lifting component ascends/descends in the reciprocating sliding process of the sliding component to drive the shifting fork component to stir the clutch sleeve to move. According to the clutch driving device of the speed reduction clutch device, the sliding component slides in a reciprocating manner, the sliding component abuts against the lifting component to drive the lifting component, and the lifting component is connected with the shifting fork component to drive the shifting fork component to move up and down to shift the clutch sleeve for meshing. According to the invention, the shifting fork assembly is driven to shift the clutch sleeve through the sliding assembly and the lifting assembly, so that the action accuracy of the shifting fork assembly is greatly improved, the reliability is high, and the whole structure is simple.
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 and the washing machine.
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 addition, in a mode of switching a plurality of washing modes of the washing machine by adopting the speed reduction clutch device, because the clutch mechanism of the speed reduction clutch device is required to be respectively kept in the engaged state corresponding to the plurality of washing modes, the engaged state corresponding to the plurality of washing modes is realized by adopting the multi-stroke motor to drive the clutch mechanism in the prior art, but the multi-stroke motor cannot lock the clutch mechanism, and the stability of the engagement of the clutch mechanism is poor.
In view of this, the present invention has been made.
Disclosure of Invention
The invention provides a first improving eyesight improving driving mode of a clutch mechanism of the traditional speed reducing clutch device, which has simpler structure, better stability of the engagement state of the clutch mechanism and can realize more washing working conditions, and concretely adopts the following technical scheme:
the clutch mechanism comprises a clutch sleeve capable of performing clutch switching in a reciprocating mode and a clutch driving device for driving the clutch sleeve to move, wherein the clutch driving device comprises a sliding component, a lifting component and a shifting fork component, the lifting component is in butt joint with the sliding component, the shifting fork component is connected with the lifting component, and the lifting component ascends/descends in the reciprocating sliding process of the sliding component to drive the shifting fork component to stir the clutch sleeve to move.
Further, the shifting fork assembly comprises a shifting fork and a shifting fork seat, the middle part of the shifting fork is rotatably arranged on the shifting fork seat which is fixedly arranged, and the shifting fork is provided with a driving end which is abutted with the lifting assembly and a fork connecting end which is used for shifting the clutch sleeve to move;
the lifting assembly comprises a lifting rod, one end of the lifting rod is abutted on the sliding assembly, and the other end of the lifting rod is connected with the driving end of the shifting fork.
Further, the lifting assembly comprises a lifting pressure spring and a limiting clamp spring; the sliding component comprises a sliding piece capable of sliding in a reciprocating manner, and the sliding piece is provided with a plurality of sliding pressing surfaces; the driving end of the shifting fork is provided with a mounting hole;
one end of the lifting rod passes through the mounting hole, the limit clamp spring is arranged at one end of the lifting rod, which passes through the mounting hole, the other end of the lifting rod is abutted on the sliding pressing surface of the sliding piece, the lifting pressure spring is arranged at one end of the lifting rod, which is abutted on the sliding pressing surface, and two ends of the lifting pressure spring are respectively abutted on the lifting rod and the shifting fork;
and in the reciprocating sliding process of the sliding piece, each sliding pressing surface is respectively abutted against the lifting rod, and the lifting rod drives the shifting fork to shift the clutch sleeve to move to each meshing position.
Further, the sliding piece is provided with a first sliding pressing surface, a second sliding pressing surface and a third sliding pressing surface, the pressing strokes of the first sliding pressing surface, the second sliding pressing surface and the third sliding pressing surface are sequentially increased, the sliding pressing surfaces are in transitional connection through an inclined connecting surface, and the lifting rod is obliquely arranged towards the inclined transitional surface.
Further, the sliding component comprises a sliding piece capable of sliding in a reciprocating manner, the sliding piece is provided with an open groove, a plurality of sliding pressing surfaces are arranged in the open groove, and in the reciprocating sliding process of the sliding piece, the sliding pressing surfaces are respectively abutted to the lifting component, and the lifting component drives the shifting fork component to shift the clutch sleeve to move to each engagement position.
Further, the sliding component comprises a traction motor and a fixedly arranged supporting piece, the sliding piece is slidably arranged on the supporting piece, and the traction motor is used for dragging the sliding piece to slide on the supporting piece;
the sliding assembly further comprises a fixing seat and an elastic piece, the fixing seat is fixedly arranged, one end of the elastic piece is arranged on the fixing seat, the other end of the elastic piece is arranged on the sliding piece, and the elastic piece stretches and deforms to generate elastic force for driving the sliding piece to reversely slide and reset along the traction direction when the traction motor pulls the sliding piece to slide.
Further, one end of the sliding piece is a traction end connected with the traction motor, the other end of the sliding piece opposite to the traction end is provided with an elastic piece mounting groove, and the elastic piece is arranged in the elastic piece mounting groove and one end of the elastic piece is connected in the elastic piece mounting groove.
Further, the sliding piece is provided with a sliding groove extending for a certain length, one end of the sliding groove is open, and the other end of the sliding groove is provided with a blocking rib; the support member is provided with a sliding rail which is slidably arranged in the sliding groove.
The second object of the present invention is to provide a washing machine with more washing conditions, in particular, the following technical scheme is adopted:
the washing machine with the speed reducing clutch device comprises a speed reducing mechanism, wherein the speed reducing mechanism comprises an input shaft, an input shaft sleeve sleeved on the input shaft, an output shaft and an output shaft sleeve sleeved on the output shaft, and the clutch sleeve is axially and slidably arranged on the input shaft sleeve;
the washing machine comprises an inner barrel and a pulsator arranged in the inner barrel, wherein the output shaft is fixedly connected with the pulsator, and the output shaft sleeve is fixedly connected with the inner barrel.
Further, the washing machine comprises an outer barrel, the inner barrel is arranged in the outer barrel, the speed reducing mechanism comprises a speed reducer shell fixedly arranged at the bottom of the outer barrel, and the supporting piece and the fixing seat are respectively and fixedly arranged on the speed reducer shell.
According to the clutch driving device of the speed reduction clutch device, the sliding component slides in a reciprocating manner, the sliding component abuts against the lifting component to drive the lifting component, and the lifting component is connected with the shifting fork component to drive the shifting fork component to move up and down to shift the clutch sleeve for meshing. According to the invention, the shifting fork assembly is driven to shift the clutch sleeve through the sliding assembly and the lifting assembly, so that the action accuracy of the shifting fork assembly is greatly improved, the reliability is high, and the whole structure is simple.
The speed reducing clutch device of the invention can provide a plurality of 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 an assembly view of a tub bottom structure of an outer tub of a washing machine according to an embodiment of the present invention;
fig. 2 is a bottom view of a tub bottom structure of an outer tub of a washing machine according to an embodiment of the present invention;
FIG. 3 is an assembly view showing the whole structure of a decelerating clutch device and a drain assembly of a washing machine according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a deceleration clutch apparatus of a washing machine according to an embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating an assembly of a sliding assembly and a lifting assembly according to an embodiment of the present invention;
FIG. 6 is an exploded view of an assembly of a slide assembly and a lift assembly in accordance with an embodiment of the present invention;
FIG. 7 is an exploded view of the assembly of a slider and a support member in accordance with an embodiment of the present invention;
fig. 8 is a schematic perspective view of a sliding member according to an embodiment of the present invention.
Reference numerals in the drawings illustrate: 1-an output shaft 2-an output shaft sleeve 3-an upper end shell 4-a brake lever 5-a lower end shell 6-a shifting fork seat 7-a brake belt 8-a fixed sleeve 9-a clutch sleeve 10-a torque transmission sleeve 11-an input shaft 12-a motor fastening nut 13-an input shaft 14-a shifting fork 15-a clutch driving device 16-a fixed column 17-a fork connection end 18-a driving end 19-a traction rope 20-a traction motor 21-a supporting piece 22-a sliding piece 23-a lifting rod 24-an elastic piece 25-a lifting pressure spring 26-a first sliding pressing surface 27-a second sliding pressing surface 28-a third sliding pressing surface 29-a gasket 30-a limit clamp spring 31-a sliding groove 32-a fixed seat 33-a shock pad 34-a clamping groove 35-a clutch pressure spring 36-a drainage motor 37-a sliding component 38-a lifting component 39-a shifting fork component 40-a drainage valve 41-an outer barrel 42-a sliding rail 43-an opening groove 44-an inclined transition surface 45-an elastic piece mounting groove.
Detailed Description
The deceleration clutch device of the washing machine and the washing machine are described in detail below with reference to the accompanying drawings:
as shown in fig. 1-8, the present embodiment provides a deceleration clutch device of a washing machine, which includes a clutch mechanism, the clutch mechanism includes a clutch sleeve 9 capable of performing clutch switching in a reciprocating motion and a clutch driving device 15 for driving the clutch sleeve 9 to move, the clutch driving device 15 includes a sliding component 37, a lifting component 38 abutted to the sliding component 37, and a fork component 39 connected to the lifting component 38, the sliding component 37 slides reciprocally, and the lifting component 38 rises/falls in the process of sliding reciprocally of the sliding component 37 to drive the fork component 39 to stir the clutch sleeve 9 to move.
In the clutch driving device 15 of the speed reducing clutch device of the embodiment, through the reciprocating sliding of the sliding component 37, the sliding component 37 abuts against the lifting component 38 to drive the lifting component 38, and the lifting component 38 is connected with the shifting fork component 39 to drive the shifting fork component to move up and down to shift the clutch sleeve 9 for meshing. In the embodiment, the shifting fork assembly 39 is driven to shift the clutch sleeve 9 through the sliding assembly 37 and the lifting assembly 38, so that the action accuracy of the shifting fork assembly 39 is greatly improved, the reliability is high, and the whole structure is simple.
As an implementation manner of the present embodiment, the lifting assembly 38 of the present embodiment may be abutted under the sliding assembly 37, and the sliding assembly 37 is lowered in the sliding process, so that the lifting assembly 38 is pressed down to drive the shifting fork assembly 39 to dial the clutch sleeve 9 upwards; the sliding component 37 slides reversely to reset, the lifting component 38 is not pressed to ascend and reset any more, the shifting fork component 39 is driven to reset, and the clutch sleeve 9 moves downwards.
As another implementation manner of this embodiment, the lifting assembly 38 of this embodiment may also be abutted above the sliding assembly 37, and the sliding assembly 37 lifts the lifting assembly 38 during the sliding process, and the lifting assembly 38 lifts the shifting fork assembly 39 to shift the clutch sleeve 9 upwards; the sliding component 37 slides reversely to reset, the lifting component 38 descends to reset, the shifting fork component 39 resets, and the clutch sleeve 9 moves downwards.
In the two embodiments of the present embodiment, different shift fork assemblies 39 are adopted according to the movement characteristics of the sliding assembly 37 and the lifting assembly 38, for example, if a pressing-down mode is adopted, the middle part of the shift fork assembly 39 is a rotation pivot, and an ejecting mode is adopted, one end of the shift fork assembly 39 is a rotation pivot, the other end of the shift fork is used for receiving the clutch sleeve 9, and the lifting assembly 38 is connected to the middle part of the shift fork.
For the purpose of facilitating further detailed description of the inventive concept, the present invention will be described by taking as an example the manner in which the slide assembly 37 is driven to engage and disengage the lift assembly 38.
As shown in fig. 3 to 6, the sliding assembly 37 in this embodiment includes a sliding member 22 capable of sliding reciprocally, the sliding member 22 has a plurality of sliding pressing surfaces, and during the sliding process of the sliding member 22, each sliding pressing surface abuts against the lifting assembly 38, and the lifting assembly 38 drives the shifting fork assembly 39 to shift the clutch sleeve 9 to different positions.
In this embodiment, the plurality of sliding pressing surfaces of the sliding member 22 respectively press the lifting assembly 38 in the sliding process of the sliding member, so as to drive the shifting fork assembly 39 to shift the clutch sleeve 9, the clutch driving device 15 realizes that the clutch sleeve 9 moves to switch the engaged state in a simple and accurate manner, and when the sliding member 22 reaches the determined position of pressing the lifting assembly 38 on the sliding pressing surface, the pressing position of the lifting assembly 38 can be continuously maintained, so that the engaged state of the clutch sleeve 9 is more stable.
Further, as a preferred implementation manner of the present embodiment, the clutch mechanism of the present embodiment includes a torque transmission sleeve 10 and a fixing sleeve 8, and the clutch sleeve 9 is located between the torque transmission sleeve 10 and the fixing sleeve 8.
The slider 22 according to the present embodiment has a first sliding depressed face 26, a second sliding depressed face 27, and a third sliding depressed face 28 whose depressing strokes are sequentially increased:
the first sliding pressing surface 26 is abutted to the lifting component 38, the lifting component 38 drives the shifting fork component 39 to shift the clutch sleeve 9 to be in meshed transmission with the torque transmission shaft sleeve 10, the second sliding pressing surface 27 is abutted to the lifting component 38, the lifting component 38 drives the shifting fork component 39 to shift the clutch sleeve 9 to be separated from the torque transmission shaft sleeve 10 and the fixed sleeve 8, the third sliding pressing surface 28 is abutted to the lifting component 38, and the lifting component 38 drives the shifting fork component 39 to shift the clutch sleeve 9 to be in meshed transmission with the fixed sleeve 8.
The speed reducing clutch device of the present embodiment realizes three engagement states of the inner clutch cover 9 through the pressing strokes of the first sliding pressing surface 26, the second sliding pressing surface 27 and the third sliding pressing surface 28 of the sliding member 22, thereby realizing three washing conditions of the washing machine:
the clutch sleeve 9 and the fixed sleeve 8 of the washing machine are meshed and fixed, the brake wheel is in a braking state, the pulsator rotates positively and negatively, and a first washing process is carried out;
the clutch sleeve of the washing machine is separated from the torque transmission shaft sleeve 10 and the fixed sleeve 8, the brake wheel is in a free rotation state, the pulsator rotates positively and negatively, and the inner barrel rotates freely, so that a second washing process is performed;
the clutch sleeve 9 and the fixed sleeve 8 of the washing machine are meshed and fixed, the brake wheel and the input shaft are synchronously linked, and the pulsator and the inner barrel rotate at the same speed and the same direction and at a high speed to carry out a dehydration process.
In order to ensure that the lifting assembly is always abutted against each sliding pressing surface of the sliding member in the sliding process of the sliding assembly 37, in the sliding member 22 of the sliding assembly 37 in this embodiment, the sliding member 22 is provided with an open groove 43, a plurality of sliding pressing surfaces are arranged in the open groove 43, and in the reciprocating sliding process of the sliding member 22, each sliding pressing surface is respectively abutted against the lifting assembly 38, and the lifting assembly 38 drives the shifting fork assembly 39 to shift the clutch sleeve 9 to move to each engagement position.
In order to realize the reciprocating sliding of the sliding member 22, the sliding assembly 37 of the present embodiment includes a traction motor 20 and a fixedly disposed supporting member 21, the sliding member 22 is slidably disposed on the supporting member 21, and the traction motor 20 pulls the sliding member 22 to slide on the supporting member 21.
The sliding assembly 37 according to this embodiment further includes a fixing base 32 and an elastic member 24, where the fixing base 32 is fixedly disposed, one end of the elastic member 24 is disposed on the fixing base 32, the other end is disposed on the sliding member 22, and the elastic member 24 generates an elastic force that drives the sliding member 22 to slide and return in a direction opposite to the traction direction when the traction motor 20 pulls the sliding member 22 to slide.
In this embodiment, one end of the sliding member 22 is a traction end connected to the traction motor 20, the other end of the sliding member 22 opposite to the traction end is provided with an elastic member mounting groove 12, and the elastic member 24 is disposed in the elastic member mounting groove 45 and one end is connected to the elastic member mounting groove 45. Specifically, the fixing post 16 for fixing the elastic member 24 is disposed in the mounting groove 45 of the elastic member 24.
The sliding member 22 of the present embodiment has a clamping groove 34, and the traction motor 20 is fixedly connected in the clamping groove 34 through the traction rope 19.
In order to ensure that the sliding member 22 slides stably along a determined path, the sliding member 22 according to the present embodiment has a chute 31 extending a certain length, one end of the chute 31 is open, and the other end is provided with a rib; the support 21 has a sliding rail 42 slidably disposed in the chute.
In order to realize the cooperation between the lifting assembly 38 and the shifting fork assembly 39, the shifting fork assembly 39 in this embodiment includes a shifting fork 14 and a shifting fork seat 6, the middle part of the shifting fork 14 is rotatably installed on the fixed shifting fork seat 6, and the shifting fork 14 has a driving end 18 abutting against the lifting assembly 38 and a fork connection end 17 for shifting the clutch sleeve 9.
The lifting assembly 38 according to the present embodiment includes a lifting rod 23, one end of the lifting rod 23 abuts against the sliding pressing surface of the sliding member 22, and the other end is connected to the driving end 18 of the fork 14.
Further, the lifting assembly 38 in this embodiment includes a lifting compression spring 25 and a limit clamp spring 30; the sliding assembly 37 includes a sliding member 22 capable of sliding reciprocally, the sliding member 22 having a plurality of sliding pushing surfaces; the driving end 18 of the fork 14 has a mounting hole.
In this embodiment, one end of the lifting rod 23 passes through the mounting hole, and the limit clamp spring 30 is disposed at one end of the lifting rod 23 passing through the mounting hole, for blocking the lifting rod 23 from falling out from the mounting hole to the side of the sliding member 22; the other end of the lifting rod 23 is abutted against the sliding pressing surface of the sliding piece 22, the lifting pressure spring 25 is arranged at one end of the lifting rod 23, which is abutted against the sliding pressing surface, and the two ends of the lifting pressure spring 25 are respectively abutted against the lifting rod 23 and the shifting fork 14, so that the lifting rod 23 can be abutted against the sliding pressing surface of the sliding piece 22 on one hand, and the clutch sleeve 9 can be kept in a definite meshing state; on the other hand, during the sliding return of the slider 22, the lifting pressure spring 25 acts on the lifting lever 23 to raise and return the same.
In the process of reciprocating sliding of the sliding piece 22 in this embodiment, each sliding pressing surface is respectively abutted against the lifting rod 23, and the lifting rod 23 drives the shifting fork 14 to shift the clutch sleeve 9 to move to each engagement position.
Further, a gasket 29 is arranged at one end of the lifting rod 23 penetrating through the mounting hole, and the gasket 29 is located between the limit clamp spring 30 and the mounting hole of the shifting fork.
Preferably, as shown in fig. 5 and 6, the sliding member 22 according to the present embodiment has a first sliding pressing surface 26, a second sliding pressing surface 27 and a third sliding pressing surface 28 with sequentially increasing pressing strokes, the sliding pressing surfaces are in transitional connection through an inclined connecting surface 44, and the lifting rod 23 is inclined towards the inclined transitional surface 44. In this way, the lifting rod 23 can slide between the sliding pressing surfaces, and the clutch switching is smoother.
The embodiment also provides a washing machine with the speed reducing clutch device, the speed reducing clutch device comprises a speed reducing mechanism, the speed reducing mechanism comprises an input shaft 11, an input shaft sleeve 13 sleeved on the input shaft 11, an output shaft 1 and an output shaft sleeve 2 sleeved on the output shaft 1, and the clutch sleeve 9 is axially and slidably arranged on the input shaft sleeve 13; the washing machine comprises an inner barrel and a pulsator arranged in the inner barrel, wherein the output shaft 1 is fixedly connected with the pulsator, and the output shaft sleeve 2 is fixedly connected with the inner barrel.
Further, the washing machine of this embodiment further includes an outer tub 41, a drain outlet is provided on the outer tub 41, a drain valve 40 for controlling the opening and closing of the drain outlet and a drain motor 36 for pulling the drain valve to operate are installed at the bottom of the outer tub, the speed reducing clutch device of the washing machine includes a brake wheel, a brake belt 4 is provided on the outer circumference of the brake wheel, one end of the brake belt 4 is connected with a brake lever 7, a brake lever torsion spring is provided on the brake lever 7, and the drain motor 36 is further connected with the brake lever 7.
The drain motor 36 of the present embodiment has two strokes: the water discharge motor 36 is pulled to a first stroke, the brake rod 7 is pulled to a second stroke, the brake belt 4 is loosened, the brake wheel is not braked, and the water discharge valve does not act (does not discharge water); the drainage motor is pulled for a second stroke, the brake rod and the drainage valve are pulled, the brake wheel is not braked, and the drainage valve drains water.
The drain valve of this embodiment has a drain valve pull rod, and the drain motor 36 is connected to the drain valve pull rod. The drainage valve pull rod is connected with the drainage motor 36 through an extension spring, the extension spring stretches in the first traction stroke process of the drainage motor 36, the drainage valve pull rod does not act, and the drainage valve is kept in a closed state.
The speed reducing mechanism in this embodiment includes a speed reducer housing fixedly mounted at the bottom of the outer tub 41, and the supporting member 21 and the fixing base 32 are respectively fixedly mounted on the speed reducer housing.
In order to realize the fixed setting of fixed cover 8, the reducing mechanism of this embodiment includes the brake wheel, the brake wheel set up in the inside cavity of reduction gear casing, have the casing entry that is used for input axle sleeve 13 to pass on the reduction gear casing, fixed cover 8 including fixing on the reduction gear casing and being located the annular body of casing entry periphery, set up the washing engaging tooth on the annular body, clutch cover 9 on be close to the one end of fixed cover 8 and set up the engaging tooth, the last engaging tooth of clutch cover 9 with the washing engaging tooth meshing locking of fixed cover 8 input axle sleeve 13.
The outer periphery of the input shaft 11 in this embodiment is provided with external splines, the torque transmission shaft sleeve 10 is provided with internal splines, the internal splines of the torque transmission shaft sleeve 10 are embedded with the external splines of the input shaft 11, and the torque transmission shaft sleeve 10 rotates synchronously with the input shaft 11.
The input shaft 11 of this embodiment is sleeved with a motor lock nut 12 for fixedly connecting the input shaft with a rotor of a driving motor, and a shock pad 33 is disposed on an end surface of the torque transmission shaft sleeve 10, which is close to the driving motor.
The brake wheel of the embodiment 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, wherein a bidirectional rotating bearing is arranged between the brake wheel shaft and the speed reducer shell, so that the brake wheel of the embodiment can rotate bidirectionally.
The speed reducer housing of this embodiment includes upper end shell 3 and lower end shell 5, and both are connected and enclose into the inside cavity, the brake wheel set up in the inside cavity of lower end shell 5, shift fork seat 6 of this embodiment fixed mounting is in the bottom end cover of lower end shell 5.
The input shaft sleeve 13 of this embodiment is sleeved with a clutch pressure spring 35 for elastically resetting and meshing the clutch sleeve 9, and the clutch pressure spring 35 is disposed between the clutch sleeve 9 and the bottom end surface of the lower end shell 5.
The embodiment also provides a control method of a washing machine, the washing machine including a driving motor for driving a deceleration clutch device, the control method including: the lifting component 38 of the clutch driving device is controlled by the washing machine, and the shifting fork component 39 is driven to shift the clutch sleeve to different positions in the reciprocating sliding process of the sliding component 37, so that different washing working conditions of the washing machine are realized.
Further, the washing machine comprises a driving motor for driving a speed reduction clutch device, the clutch mechanism comprises a torque transmission shaft sleeve capable of rotating synchronously with an input shaft and a fixed sleeve fixedly arranged, the clutch sleeve is positioned between the torque transmission shaft sleeve and the fixed sleeve, the speed reduction mechanism comprises a braking wheel capable of rotating in two directions, and the input shaft sleeve and the output shaft sleeve are respectively fixedly connected with the braking wheel:
the washing machine controls the clutch driving device to drive the clutch sleeve to be meshed and fixed with the fixed sleeve, the brake wheel is in a braking state, and the impeller connected with the output shaft of the speed reduction clutch device is controlled to rotate positively and negatively to perform a first washing process;
the clutch driving device is controlled to drive the clutch sleeve to be separated from the fixed sleeve and not meshed and fixed with the torque transmission shaft sleeve, the brake wheel is in a free rotation state, and the impeller connected with the output shaft of the speed reduction clutch device is controlled to rotate positively and negatively and the inner barrel is controlled to rotate freely so as to carry out a second washing process;
the clutch driving device is controlled to drive the clutch sleeve to be meshed and fixed with the torque transmission shaft sleeve, the brake wheel is synchronously linked with the input shaft, and the impeller and the inner barrel which are connected with the output shaft of the speed reduction clutch device are controlled to rotate at the same speed and the same direction and at a high speed, so that the dehydration process is realized.
Further, the control method of the present embodiment includes:
the washing machine controls the traction motor 20 to be at the initial position, and the lifting rod 23 is abutted on the first sliding pressing surface 26 of the sliding piece 22: the shifting fork 14 is positioned at the dewatering side, the upper teeth of the clutch sleeve 9 are meshed with the teeth of the torque transmission shaft sleeve 10, and the state of dewatering is realized; at this time, the drain motor is pulled out by the second stroke, and the brake lever 4 and the drain valve are pulled out.
The washing machine controls the traction motor 20 to draw the sliding part 22 to move until the lifting rod 23 is abutted on the second sliding pressing surface 27 of the sliding part 22, the shifting fork 14 is positioned between the torque transmission shaft sleeve 10 and the fixed sleeve 8, and the upper teeth and the lower teeth of the clutch sleeve 9 and the teeth of the torque transmission shaft sleeve 10 and the fixed sleeve 8 are in a separated state. At this time, the drain motor is pulled out by the first stroke, the brake lever is pulled out, and the drain valve does not act (does not drain).
The washing machine controls the traction motor 20 to draw the sliding part 22 to move until the lifting rod 23 is abutted on the third sliding pressing surface 28 of the sliding part 22, the shifting fork 14 is positioned at the upper part, and the teeth of the clutch sleeve 9 are meshed with the teeth of the fixed sleeve 8 (separated from the teeth of the torque transmission sleeve 10), so that the washing machine is in a normal washing state. At this time, the drain motor is not pulled out, and the brake lever and the drain valve are not operated (do not drain).
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 clutch driving device is controlled to drive the clutch sleeve to be meshed and fixed with the fixed sleeve, the input shaft sleeve 3 is locked, the brake wheel is also locked, and the clutch device is decelerated to singly drive the washing mode of the rotation of the impeller; the clutch driving device is controlled to drive the clutch sleeve to be separated from the fixed sleeve and not meshed and fixed with the torque transmission shaft sleeve, the input shaft sleeve 3 is unlocked, the brake wheel can rotate bidirectionally and freely along with the input shaft sleeve, and the speed reduction clutch device drives the impeller to rotate in a single mode and the inner barrel rotates 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 washing mode that the inner barrel does not rotate can be provided, and the washing mode that the inner barrel freely rotates can also be provided. In the whole washing process of the washing machine, various combined washing modes, various water flows and circulating and crossing washing modes can be adopted to run, so that the washing is more complete, the clothes are cleaner, the clothes are prevented from being entangled, and the use experience of a user is improved.
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 (9)
1. The clutch mechanism comprises a clutch sleeve capable of performing clutch switching in a reciprocating manner and a clutch driving device for driving the clutch sleeve to move, wherein the clutch driving device comprises a sliding component, a lifting component and a shifting fork component, the lifting component is abutted with the sliding component, the shifting fork component is connected with the lifting component, and the lifting component ascends/descends to drive the shifting fork component to stir the clutch sleeve to move in the reciprocating sliding process of the sliding component;
the sliding component comprises a sliding piece capable of sliding in a reciprocating manner, a traction motor and a fixedly arranged supporting piece, wherein the sliding piece is provided with a plurality of sliding pressing surfaces, the sliding piece is arranged on the supporting piece in a sliding manner, and the traction motor is used for traction the sliding piece to slide on the supporting piece; the sliding piece is provided with a sliding groove extending for a certain length, one end of the sliding groove is open, and the other end of the sliding groove is provided with a blocking rib; the support piece is provided with a sliding rail which is slidably arranged in the sliding groove;
the speed reduction clutch device comprises a brake wheel, a brake belt is arranged on the periphery of the brake wheel, and one end of the brake belt is connected with a brake rod.
2. The speed reducing clutch device according to claim 1, wherein the shifting fork assembly comprises a shifting fork and a shifting fork seat, the middle part of the shifting fork is rotatably arranged on the fixed shifting fork seat, and the shifting fork is provided with a driving end which is abutted with the lifting assembly and a fork joint end which is used for shifting the clutch sleeve to move;
the lifting assembly comprises a lifting rod, one end of the lifting rod is abutted on the sliding assembly, and the other end of the lifting rod is connected with the driving end of the shifting fork.
3. The speed reducing clutch device according to claim 2, wherein the lifting assembly comprises a lifting pressure spring and a limit clamp spring; the driving end of the shifting fork is provided with a mounting hole;
one end of the lifting rod passes through the mounting hole, the limit clamp spring is arranged at one end of the lifting rod, which passes through the mounting hole, the other end of the lifting rod is abutted on the sliding pressing surface of the sliding piece, the lifting pressure spring is arranged at one end of the lifting rod, which is abutted on the sliding pressing surface, and two ends of the lifting pressure spring are respectively abutted on the lifting rod and the shifting fork;
and in the reciprocating sliding process of the sliding piece, each sliding pressing surface is respectively abutted against the lifting rod, and the lifting rod drives the shifting fork to shift the clutch sleeve to move to each meshing position.
4. The speed reducing clutch device according to claim 3, wherein the sliding member has a first sliding pressing surface, a second sliding pressing surface and a third sliding pressing surface with successively increased pressing strokes, the sliding pressing surfaces are in transitional connection through an inclined connecting surface, and the lifting rod is inclined towards the inclined transitional surface.
5. The speed reducing clutch device according to claim 1, wherein the sliding assembly comprises a sliding member capable of sliding reciprocally, the sliding member is provided with an open groove, a plurality of sliding pressing surfaces are arranged in the open groove, and each sliding pressing surface is respectively abutted against the lifting assembly in the process of sliding reciprocally, and the lifting assembly drives the shifting fork assembly to shift the clutch sleeve to move to each engagement position.
6. The speed reducing clutch device according to claim 5, wherein,
the sliding assembly further comprises a fixing seat and an elastic piece, the fixing seat is fixedly arranged, one end of the elastic piece is arranged on the fixing seat, the other end of the elastic piece is arranged on the sliding piece, and the elastic piece stretches and deforms to generate elastic force for driving the sliding piece to reversely slide and reset along the traction direction when the traction motor pulls the sliding piece to slide.
7. The speed reducing clutch device according to claim 6, wherein one end of the sliding member is a traction end connected to the traction motor, the other end of the sliding member opposite to the traction end is provided with an elastic member mounting groove, and the elastic member is provided in the elastic member mounting groove and one end is connected to the elastic member mounting groove.
8. A washing machine having a speed reducing clutch device according to any one of claims 1 to 7, wherein the speed reducing clutch device comprises a speed reducing mechanism, the speed reducing mechanism comprises an input shaft, an input shaft sleeve sleeved on the input shaft, an output shaft and an output shaft sleeve sleeved on the output shaft, and the clutch sleeve is axially slidably arranged on the input shaft sleeve;
the washing machine comprises an inner barrel and a pulsator arranged in the inner barrel, wherein the output shaft is fixedly connected with the pulsator, and the output shaft sleeve is fixedly connected with the inner barrel.
9. The washing machine as claimed in claim 8, comprising an outer tub, the inner tub being disposed in the outer tub, the speed reducing mechanism comprising a speed reducer housing fixedly installed at a bottom of the outer tub, the supporting member and the fixing base being fixedly installed on the speed reducer housing, respectively.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699552.1A CN113957667B (en) | 2020-07-20 | 2020-07-20 | Speed reduction clutch device of washing machine and washing machine |
| PCT/CN2021/105423 WO2022017196A1 (en) | 2020-07-20 | 2021-07-09 | Deceleration clutch device of washing machine and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010699552.1A CN113957667B (en) | 2020-07-20 | 2020-07-20 | Speed reduction clutch device of washing machine and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113957667A CN113957667A (en) | 2022-01-21 |
| CN113957667B true CN113957667B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010699552.1A Active CN113957667B (en) | 2020-07-20 | 2020-07-20 | Speed reduction clutch device of washing machine and washing machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113957667B (en) |
| WO (1) | WO2022017196A1 (en) |
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| CN212741882U (en) * | 2020-06-11 | 2021-03-19 | 浙江三星机电股份有限公司 | Shifting fork driving device for washing machine clutch |
| CN212582230U (en) * | 2020-06-11 | 2021-02-23 | 浙江三星机电股份有限公司 | Shifting fork conversion mechanism for washing machine clutch |
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- 2021-07-09 WO PCT/CN2021/105423 patent/WO2022017196A1/en active Application Filing
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| KR20040013990A (en) * | 2002-08-09 | 2004-02-14 | 엘지전자 주식회사 | structure for preventing fall off of lever in cluth for full automation type washing machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2022017196A1 (en) | 2022-01-27 |
| CN113957667A (en) | 2022-01-21 |
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