CN104746280A - Power transmission apparatus and power control apparatus of washing machine - Google Patents
Power transmission apparatus and power control apparatus of washing machine Download PDFInfo
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- CN104746280A CN104746280A CN201410052597.4A CN201410052597A CN104746280A CN 104746280 A CN104746280 A CN 104746280A CN 201410052597 A CN201410052597 A CN 201410052597A CN 104746280 A CN104746280 A CN 104746280A
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- dehydration
- gear
- rotor
- driver element
- power
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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
- D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry
- D06F23/04—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and rotating or oscillating about a vertical axis
-
- 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
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/20—Parameters relating to constructional components, e.g. door sensors
-
- 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
-
- 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
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/42—Safety arrangements, e.g. for stopping rotation of the receptacle upon opening of the casing door
-
- 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
- D06F17/08—Driving arrangements for the impeller
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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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/40—Opening or locking status of doors
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/44—Opening, closing or locking of doors
-
- 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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting
- D06F2105/48—Drum speed
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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
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/62—Stopping or disabling machine operation
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
A washing machine includes a power transmission apparatus and a power control apparatus. The power transmission apparatus includes a driving unit, a gear mechanism including an input shaft connected to the driving unit, a reduction assembly coupled to the input shaft to reduce its rotational speed to a preset gear ratio, a washing shaft coupled to the reduction assembly that rotates at the gear ratio, and a water removal assembly selectively connected to the driving unit in a water removal mode for independently rotating from the washing shaft, a coupling unit selectively transmitting a power of the driving unit to the water removal assembly in the water removal mode, and a brake unit selectively forcing the water removal assembly to stop in the water removal mode.
Description
The cross reference of related application
The application based on and the priority of No. 10-2013-0164180th, the korean patent application requiring on December 26th, 2013 to submit to, its full content is incorporated herein by reference.
Technical field
Power transfer devices and the dynamic control device of washing machine is related to according to embodiment of the present disclosure.
Background technology
Usually, what washing machine used impeller comes frictional force that water that back rotation drives produces and impulsive force, to get on depollution thing from clothes, bedding etc. (hereinafter, referred to clothing).By amount and the type of sensor sensing clothing, automatically washing mode can be selected, under the control of micro computer, according to amount and the type of clothing, the water of supply suitable amount.
Bucket can be installed in the casing of washing machine, is used for keeping water.Bucket can be included in the washtub used in washing and dry (such as, Rotary drying) process.Impeller is arranged in washtub, and, in washing process, can bidirectional rotation (impeller rotates in a direction, then rotates in another direction, reciprocating motion).
In dry run (such as, under Rotary drying pattern), the axle being connected to washtub makes washtub at a direction High Rotation Speed.
Washing machine can comprise the drive motors as power source.Power transfer devices is provided to send power to impeller from drive motors selectively in washing machine, or sends the axle being connected to washtub to.
As mentioned above, during Rotary drying, washtub High Rotation Speed.If user opens the door of washing machine during Rotary drying, user may be injured.In order to prevent this situation, washing machine comprises safety device, prevents user from during Rotary drying, opening the door of washing machine.
Safety device can comprise: magnet, is arranged on the door of washing machine; Whether sensor, is positioned on the body of washing machine, open for sensing described door; Controller, for sending the control signal of sensor; And door locked unit, door can be prevented to be opened in response to described control signal.
In typical washing machine, need multiple parts to prevent the door of washing machine to be opened in the process of Rotary drying, being used for the labyrinth of lock door adds manufacturing cost, and therefore improves the price of washing machine.
In addition, in typical washing machine, the user attempting the door opening washing machine in spin drying process does not accomplish like this, and reason is that door is lock.Therefore, in order to open door, user need to stop the rotation drying process or etc. its terminate.
The out of Memory relating to conventional washer can disclose in No. 10-1995-14460 in Korean Patent and find.
Summary of the invention
Power transfer devices for washing machine and dynamic control device is provided according to embodiment of the present disclosure.Can manufacturing cost be reduced by the quantity reducing parts according to embodiment of the present disclosure and simplify the structure of washing machine.Allow when washing machine is in Rotary drying or drying mode according to embodiment of the present disclosure, the door of washing machine easily, easily and is safely opened.(as used herein, term " drying " refers to and goes to dewater from clothing, such as, Rotary drying and/or dehydration, and/or remove [discharge] water from bucket/washtub, and such as " dehydration package ", " dehydration mode " etc. refer to and dewater relevant parts and program).
According in one or more embodiment of the present disclosure, the power transfer devices for washing machine comprises: driver element; Gear mechanism, comprises the power shaft being connected to driver element; Reduction assemblies, is connected to described power shaft, rotary speed can be down to default gear ratio; Dehydration package, is connected to described driver element selectively under dehydration mode, and can rotate independently with wash shaft; Linkage unit, under dehydration mode, the power of self-driven unit sends dehydration package in the future selectively; And brake unit, can force described dehydration package to stop selectively under dehydration mode.
Driver element can be direct driving motor, can transmit power to power shaft, and can rotate (forward and backward) according to control signal at different directions.
In one or more embodiments, driver element comprises: the first rotor, can transmit power to described power shaft; And second rotor, be arranged on the axle identical with described the first rotor, and power can be transmitted to described dehydration package.
In one or more embodiments, reduction assemblies comprises: sun gear, is formed in one end of described power shaft; Planetary gear, engages with described sun gear; Ring gear, this takes turns and engages with described planet.Sun gear and planetary gear can be arranged on around ring gear.
One end of wash shaft can be connected to the carrier be connected with planetary gear, and meanwhile, the other end of wash shaft can be connected to impeller.
In one or more embodiments, dehydration package comprises: dehydration rotary body, receives the power from driver element by linkage unit; Cylinder, is connected to dehydration rotary body, and around the central rotation identical with described reduction assemblies; And dehydrating shaft, its one end is connected to the bottom of described cylinder, and the other end is connected to washtub.
Dehydration rotary body can comprise: the first gear, is connected to described linkage unit; Flange, to be positioned under described first gear and to be connected to described cylinder.
In one or more embodiments, jockey comprises: slide connector, and be positioned on the outer surface of described dehydration rotary body, described dehydration rotary body can move up and down, and is connected simultaneously, and is connected with described driver element selectively with described first gear; Elastic component, provides elastic force to described driver element, to be connected with described driver element by described slide connector; And push rod, provide the external force contrary with described elastic component, to be separated with described driver element by described slide connector.
Described slide connector can comprise: the first spline part, is connected to the second rotor of described driver element; And second spline part, be positioned under described first spline part, and be connected to described first spline part of described dehydration rotary body.
Linkage unit can comprise further: stopper unit, can separate the rotation of slide connector described in limit, rotate freely to prevent described slide connector in washing mode at described slide connector and described second rotor.
Gear mechanism can comprise housing, holds described dehydration body and cylinder, but in position and do not rotate.
Stopper unit can comprise: the first stopper, is positioned at below described slide connector, has the projection be separated from each other along surrounding; And second stopper, be positioned at be connected to described housing stop cam on, can combine with described first stopper with the rotation limiting described first stopper unit.
Push rod can be connected to described casing or be connected to described stop cam.
In one or more embodiment according to the present invention, the power control unit for washing machine comprises: driver element, comprises and is positioned at the first rotor on central shaft and second rotor coaxial with described the first rotor; Gear structure, comprises the power shaft being connected to described driver element, the reduction assemblies that rotary speed can be reduced to predetermined gear ratio being connected to described power shaft, is connected to described reduction assemblies and the wash shaft that can rotate with described gear ratio and the dehydration package that independently can rotate with described wash shaft that can be connected to described driver element under dehydration mode selectively; Linkage unit, sends power to described dehydration package from described driver element selectively under dehydration mode; Brake unit, can force described dehydration package to stop selectively under described dehydration mode; Sensing unit, the door that can sense described washing machine is opened; And control unit, can determine that described washing machine is in washing mode or is still in dehydration mode, the power between described linkage unit and described second rotor can be cut off under described washing mode, the power between described linkage unit and described second rotor can be connected under described dehydration mode; Can also, by indicating described door to be that the signal opened controls described brake unit in response to opening sensing unit from described door, force to stop described dehydration package.
Reduction assemblies can comprise: sun gear, is formed in one end of described power shaft; Planetary gear, engages with described sun gear; And ring gear, engage with described planetary gear.
In one or more embodiments, dehydration package comprises: dehydration rotary body, receives the power from described driver element by described linkage unit; Cylinder, is connected to described dehydration rotary body and rotates around the pivot identical with described reduction assemblies; And dehydrating shaft, has the one end of the bottom being connected to described cylinder and is connected to the other end of washtub.
Dehydration rotary body can comprise: the first gear, is connected to described linkage unit; And flange, to be positioned under described first gear and to be connected to described cylinder.
In one or more embodiments, described linkage unit comprises: slide connector, is positioned at the outer surface of described dehydration rotary body, and can moves up and down when being connected to described first gear, and is connected to described second rotor selectively; Elastic component, can provide elastic force to be connected with described second rotor by described slide connector to described second rotor; And push rod, for providing the external force contrary with the described elastic force of described elastic component, so that described slide connector is separated with described second rotor.
Slide connector can comprise the first spline part, is connected to the second rotor of described driver element; And second spline part, be positioned under described first spline part, and be connected to described first spline part of described dehydration rotary body.
Linkage unit can comprise further: stopper unit, can separate the rotation of slide connector described in limit, rotate freely to prevent described slide connector in washing mode at described slide connector and described second rotor.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view comprising the washing machine of power transfer devices in one or more one exemplary embodiment according to the present invention;
Fig. 2 is the perspective view of the power transfer devices in one or more embodiments of washing machine;
Fig. 3 is the decomposition diagram of power transfer devices in an embodiment according to the present invention;
Fig. 4 is the decomposition diagram of driver element in an embodiment according to the present invention and power transfer devices;
Fig. 5 is the first rotor of driver element in an embodiment according to the present invention and bitrochanteric perspective view;
Fig. 6 is the perspective view of gear mechanism, linkage unit and brake unit in an embodiment according to the present invention;
Fig. 7 is the decomposition diagram of the structure of the gear mechanism illustrated in an embodiment according to the present invention;
Fig. 8 is the cross-sectional view of the power transfer devices of the washing machine for being in washing mode illustrated in one or more embodiment according to the present invention;
Fig. 9 is the cross-sectional view of the power transfer devices of the washing machine for being in dehydration mode (such as, Rotary drying pattern) illustrated in one or more embodiment according to the present invention; And
Figure 10 is the block diagram of the control logic of the dynamic control device of the washing machine illustrated in an embodiment according to the present invention.
Detailed description of the invention
Below, configuration and function is according to an embodiment of the invention described in detail with reference to accompanying drawing.Following explanation corresponds to one or more different aspect of the present invention, and it is advocated, and forms a part for the detailed description of embodiment.
When describing embodiment, for clarity and brevity, omit the detailed description to known elements or function.
Because the present invention can have various deformation and multiple embodiment, by one exemplary embodiment shown in the drawings, and will describe in detail.But the present invention is not limited to one exemplary embodiment, on the contrary, should be understood to comprise all distortion, equivalent or replace being included in spirit of the present invention and technical scope.
Although should be appreciated that term " first ", " second " etc. are in this article for describing various parts, these parts are not limited by these terms.These terms are only used to parts to separate with another.
Should be appreciated that it can directly or indirectly be connected to another parts when claiming parts " to be connected to " another parts.Namely, such as, intermediate member can be there is.On the other hand, when parts are called as " being connected directly to " another parts, should be appreciated that now there is not intermediate member.
Term used herein only for describing one exemplary embodiment, is not intended to limit the present invention.Odd number is expressed and is comprised plural number expression, unless defined otherwise.
Below, will be described with reference to the drawings according to embodiments of the invention.
Fig. 1 is the cross-sectional view of the power transfer devices 10 of washing machine 1 in one or more one exemplary embodiment according to the present invention.Fig. 2 is the perspective view of the power transfer devices 10 in one or more embodiments of washing machine.Fig. 3 is the decomposition diagram of power transfer devices in an embodiment according to the present invention.
In Fig. 1 to Fig. 3, power transfer devices 10 can comprise driver element 100, gear mechanism 2000, linkage unit 300 and brake unit 400.
The meaning of " according to embodiments of the invention " refers to according to embodiment of the present disclosure not merely by described Structure composing, but can also comprise other structure (such as, known in washing machine field) and said structure.But, in order to unnecessarily fuzzy theme of the present disclosure, their detailed description can be omitted.
When the power transfer devices 10 shown in Fig. 2 is actually installed in washing machine 1, its top and bottom can be put upside down in the orientation shown in relative figure, are arranged by the bottom to washing machine to make driver element 100.
But, by according to the orientation shown in Fig. 2, following explanation and accompanying drawing is described, instead of according to the direction of the power transfer devices 10 shown in Fig. 1.
Driver element 100 can according to external control signal by bidirectional rotation, forward or backward.Control signal also controls the rotary speed of driver element 100.
In the embodiments of figure 3, driver element 100 comprises the stator 102 of external shell 101 and housing 101 inside.Stator 102 can convert electrical energy into kinetic energy.Housing 101 can be rotated by stator 102.
In embodiment in fig. 3 and in fig. 5, driver element 100 comprises the first rotor 110 and the second rotor 120.The first rotor 110 is installed on the central shaft of housing 101.The first rotor gear 111 can be formed in the inner circumferential of the first rotor 110.
Second rotor 120 is assembled in housing 101, and coaxially installs with the first rotor 110.Therefore, housing 101, the first rotor 110 and the second rotor 120 can rotate around identical axle.Second rotor 120 can be connected to the periphery of the first rotor 110, and therefore can rotate together with the first rotor 110.
When the first rotor 110 and the second rotor 120 be connected to housing 101 and together with rotate time, the first rotor 110 can transmit power to the power shaft 2100 of gear mechanism 2000, power can be sent to dewatering of gear mechanism 2000 or " dehydration " (such as by the second rotor 120 selectively, drying, especially Rotary drying) assembly 2400.In order to allow the second rotor 120 to send power to dehydration package 2400 selectively, the second rotor gear 121 can be formed on the second rotor 120, protrudes downwards, as shown in Figure 5.In peripheral direction, the tooth of the second rotor gear 121 is formed with regular intervals.
The configuration and the structure that comprise the gear mechanism 2000 of power shaft 2100 and dehydration package 2400 will be described in detail below.
In the embodiment of Fig. 3 and Fig. 4, gear mechanism 2000 comprises power shaft 2100, reduction assemblies 2200, wash shaft 2300 and dehydration package 2400.
Power shaft 2100 can be connected to the first rotor 110 of driver element 100, and the power of self-driven unit 100 sends reduction assemblies 2200 in the future.
Input gear 2110 on one end of power shaft 2100 can be connected with the first rotor gear 111 of the first rotor 110, and receives power from described the first rotor 110.
Sun gear 2210 on the other end (such as, end opposite) of power shaft 2100 can transmit power to reduction assemblies 2200.
In addition, in the embodiment of Fig. 3 and Fig. 7, reduction assemblies 2200 gear is connected to power shaft 2100, and reduces rotary speed according to the gear ratio preset.By receiving power from power shaft 2100, reduction assemblies 2200 can reduce rotary speed and increase revolving force, thus provides enough power to perform washing and " dehydration " (such as, Rotary drying) operation to driver element 100.
In one embodiment, reduction assemblies 2200 comprises sun gear 2210, multiple planetary gear 2220 and ring gear 2230.In addition, carrier 2240(is with reference to figure 8) can be included in reduction assemblies 2200.
Sun gear 2210 is formed on one end of power shaft 2100, and can send the power of power shaft 2100 to reduction assemblies 2200.
Planetary gear 2220 can be mounted its at least two pinions are contacted with the outer surface of sun gear 2210.Each planetary gear 2220 can be configured to make it not contact with another planetary gear 2220.
The inner peripheral surface of ring gear 2230 and the outer surface gears meshing of planetary gear 2220.Sun gear 2210 and planetary gear 2220 are comprised in the surrounding of ring gear 2230.
In addition, in the embodiment of Fig. 8 and Fig. 9, carrier 2240 is connected to the rotating shaft 2221 of planetary gear 2220.
Reduction assemblies 2200 suitably can control sun gear 2210, planetary gear 2220 and ring gear 2230, thus obtains the gear ratio wanted.Therefore, reduction assemblies 2200 can reduce the power and the speed that send power shaft 2100 from driver element 100 to.
Wash shaft 2300 is connected to reduction assemblies 2200, and rotates with the speed based on gear ratio.One end of wash shaft 2300 can be connected to carrier 2240, and speed that can be identical with described carrier rotates.The other end of wash shaft 2300 can be connected to impeller 2 as shown in Figure 1, produces current with rotating rotary drum 2.As a result, impeller 2 rotates back and forth according to the direction of rotation of driver element 100 forward or backward with the gear ratio preset.
Dehydration package 2400 works under " dehydration mode " (such as, during Rotary drying).Dehydration package 2400 is selectively connectable to driver element 100, to receive power, and rotates independently with wash shaft 2300.Power is provided to dehydration package 2400 by the second rotor 120.
In the embodiment of Fig. 3 and Fig. 7, dehydration package 2400 comprises dehydration rotary body 2410, cylinder 2420 and dehydrating shaft 2430.
By receiving the power from driver element 100 by linkage unit 300 selectively, rotary dehydration rotary body 2410.In one embodiment, the rotary body 2410 that dewaters comprises the first gear 2411 and flange 2412.
First gear 2411 is formed in the top of dehydration rotary body 2410, and provides power by linkage unit 300 by driver element 100.First gear 2411 can be cylindricality.
Flange 2412 is formed under the first gear 2411 in dehydration rotary body 2410.In one embodiment, the size of flange 2412 corresponds to the size of cylinder 2420, can be assembled to cylinder 2420 to make flange.
Cylinder 2420 to be arranged under dehydration rotary body 2410 and to be connected to it, can with dehydration rotary body 2410 coaxial rotating.Space can be formed in cylinder 2420, is connected to reduction assemblies 2200 to allow it.
In one embodiment, the inside of cylinder 2420 can be connected directly to the outside of the ring gear 2230 of reduction assemblies 2200.Therefore, when cylinder 2420 rotates, ring gear 2230 rotates equally.When cylinder 2420 stops, ring gear 2230 stops equally.
Dehydrating shaft 2430 is positioned under the cylinder 2420 on wash shaft 2300 outer surface.Washing receipts 2300 part is arranged in dehydrating shaft 2430, as shown in Figure 8 and Figure 9.The bearing be arranged between wash shaft 2300 and dehydrating shaft 2430 allows wash shaft 2300 and dehydrating shaft 2430 to rotate independently.
In one or more embodiments of Fig. 8, one end 2310 of wash shaft 2300 is connected to the carrier 2240 of the reduction assemblies 2200 in cylinder 2420, the other end 2320(such as opposite end of wash shaft 2300) impeller 2 can be connected to, and can at rotating rotary drum under washing mode 2.One end 2431 of dehydrating shaft 2430 is connected to cylinder 2420, and can rotate together with a unit with cylinder 2420, the other end 2432 of dehydrating shaft 2430 is connected to the washtub 3 shown in Fig. 1, and can rotate washtub 3 under dehydration (such as, Rotary drying) pattern.In dehydration mode, driver element 100 can be controlled to rotate in a direction, and correspondingly, washtub 3 can rotate in this direction.
The power of linkage unit 300 self-driven unit 100 in future sends dehydration package 2400 selectively to, is rotated under dehydration mode to allow washtub 3 by dehydrating shaft 2430.
When the power from driving shaft 100 sends dehydration package 2400 to by linkage unit 300, washtub 3 rotates, and the water (such as, passing through Rotary drying) in washtub 3 is removed from clothing.By at a direction High Rotation Speed washtub 3, the effect of rotary dehydration can be improved.
Under washing mode, linkage unit 300 not in the future the power of self-driven unit 100 send dehydration package 2400 to, to make washtub 3 non rotating.
In the embodiment of Fig. 6 to Fig. 9, linkage unit 300 comprises slide connector 310, elastic component 320 and push rod 330.
On the outer surface that slide connector 310 is positioned at dehydration rotary body 2410 (especially, on the first gear 2411) and can move up and down when being connected to the first gear 2411 by gear, and therefore can be connected to driver element 100 by gear selectively.
In one embodiment, slide connector 310 comprises the first spline part 311 and the second spline part 312.Described first spline part 311 is positioned at the top inner peripheral surface of slide connector 310, and can be connected to the second rotor 120 of described driver element 100.
First spline part 311 comprises the groove corresponding with the second rotor gear 121 of the second rotor 120 and projection.Correspondingly, when slide connector 310 moves to the second rotor 120, the projection of the first spline part 311 is inserted into the groove of the second rotor gear 121, can provide power by the second rotor 120.
Second spline part 312 is positioned under the first spline part 311 in the inner peripheral surface of slide connector 310, second spline part 312 always gear is connected to the first gear 2411 of dehydration rotary body 2410, and the power from the second rotor 120 is sent to dehydration rotary body 2410.
More particularly, as shown in Figure 9, although slide connector 310 moves to the second rotor 120, always be connected to the first rotor 2411 due to the second spline part 312 gear, the power from the second rotor 120 can be sent to dehydration rotary body 2410 by the second spline part 312.
In addition, as shown in Figure 8, linkage unit 300 can comprise stopper unit 340 further, rotates freely when not being connected to second rotor 120 for preventing slide connector 310.
Stopper unit 340 can prevent slide connector 310 from rotating freely under washing mode.Therefore, when power does not transmit from the second rotor 120, slide connector 310 can not rotate freely, and in position by stopper unit 340.As a result, under washing mode, when impeller 2 is rotation and guides current into washtub 3, washtub 3 can be secured in place, and can not be moved by the power of flowing water.
In the embodiment of Fig. 4 and Fig. 6, gear mechanism 2000 comprises housing 2500.Housing 2500 comprises dehydration rotary body 2410 and cylinder 2420, but is secured in place, and does not rotate with dehydration rotary body 2410 and cylinder 2420.Housing 2500 can cover and protect dehydration rotary body 2410 and cylinder 2420.
In addition, as shown in Figure 6 and Figure 8, stopper unit 340 can comprise the first stopper 341 and the second stopper 342.
In the embodiment of Fig. 6 and Fig. 8, the first stopper 341 is positioned under slide connector 310, and the surrounding comprised along slide connector 310 is formed and the projection be separated from each other with regular intervals.
Second stopper 342 is positioned on housing 2500, in the face of the first stopper 341.Be secured in place due to housing 2500 and can not move, so when the first stopper 341 is connected with the second stopper 342, limit the rotation of the first stopper 341.
Second stopper 342 has the structure corresponding to the first stopper 341, and can comprise along around being formed also each other with the projection that predetermined space separates.
Second stopper 342 can be located immediately on housing 2500, or can be positioned at and be connected in the stop flange 2510 of housing 2500.
In addition, elastic component 320 provides the elastic force allowing slide connector 310 gear to be connected to driver element 100 to slide connector 310.Due to the elastic force of elastic component 320, slide connector 310 can move to driver element 100, and is connected with the second rotor 120 gear of driver element 100.Elastic component 320 can be helical spring.
Push rod 330 provides the elastic force that can overcome elastic component 320 to slide connector 310 and allows the external force that slide connector 310 discharges from driver element 100.
Push rod 330 can be installed on housing 2500, and is positioned in stop flange 2510, to make push rod 330 can pivotable.
Under washing mode, as shown in Figure 8, when push rod 330 is to slide connector 310 pivotable and when promoting slide connector 310, slide connector 310 overcomes the elastic force of elastic component 320, moves down, and discharge from the second rotor 120.Therefore, power does not send dehydration package 2400 to, and stopper unit 310 prevents slide connector 310 from rotating, thus prevents dehydration package from rotating in washing mode.
In dehydration mode, as shown in Figure 9, when push rod 330 not sliding movement connector 310, slide connector 310 is connected with the second rotor 120 gear due to the elastic force of elastic component 320, and power is transmitted to dehydration package 2400.
According to external control signal, operation push rod 330.One end of push rod 330 can be installed according to the connection actuator 331 of control signal operation.Connect this end that actuator 331 can promote push rod 330, to allow push rod 330 sliding movement connector 310.
Such as, if user opens the door 4 of washing machine 1, brake unit 400(Fig. 3 and Fig. 4) can force dehydration package 2400 is stopped the rotation under dehydration mode, can to stop making washtub 3 and therefore can not harm users.The external control signal produced when brake unit 400 is opened according to door 4 forces the rotation stopping dehydration package 2400, then stops the rotation of washtub 3 fast.
In the embodiment of Fig. 3 and Fig. 4, brake unit 400 comprises brake band portion 410 and brake club portion 420.
Brake band portion 410 is arranged by the outer surface along cylinder 2420.When cylinder 2420 rotates under dehydration mode, brake band portion 410 can not prevent cylinder 2420 from rotating.Such as, but if door 4 is opened, then brake band portion 410 can be tauted and stop the rotation of cylinder 2420.
Brake club portion 420 is connected to brake band portion 410 and provides the external force that brake band portion 410 is tightened around cylinder 2420, thus stops the rotation of cylinder 2420.
Brake actuator (the in figures 3 and 4 do not illustrate) operation of brake club portion 420 by performing in response to external control signal.
Below, with reference to Figure 10, the dynamic control device according to the washing machine 1 in embodiments of the invention is described.
Dynamic control device, except comprising above-mentioned driver element 100, gear mechanism 2000, linkage unit 300 and brake unit 400, also comprises enabling sensing unit 500 and control unit 600.
Enabling sensing unit 500 senses the unlatching of door 4, and can install near door 4.Any dissimilar sensing unit known in the art can be used to realize enabling sensing unit 500, will not detailed description be provided here.
In the embodiment in figure 10, when washing machine 1 is in washing mode, control unit 600 receives washing signal 20, and when washing machine is in dehydration mode, receives dehydration signal 30.When user starts wash switch or start dehydration switch or start other devices, can generating washing signal 20 and dehydration signal 30.
Under washing mode, control unit 600 is arranged on the connection actuator 331 of the end of push rod 330 by operation, can disconnect the connection of slide connector 310 and the second rotor 120.
Especially, when push rod 330 promotes slide connector 310 by connecting actuator 331, slide connector 310 overcomes the elastic force of elastic component 320, and, as shown in Figure 8, move down, thus slide connector 310 is discharged from the second rotor 120, and cut off to the power of the second rotor 120.
Under dehydration mode, control unit 600 connects actuator 331 by operation and is connected with the second rotor 120 by linkage unit 300, and push rod 330 is separated with slide connector 310 by it, as shown in Figure 9.
Especially, when not applying external force to slide connector 310 by push rod 330, due to the elastic force that elastic component 320 provides, slide connector 310 moves to the second rotor 120.As a result, slide connector 310 is connected to the second rotor 120 by gear, and provides power by the second rotor 120, thus allows dehydration package 2400 to rotate.
As mentioned above, if door 4 is opened, be in dehydration mode, then in response to the signal opening sensing unit 500 from door, control unit 600 determines that door 4 is opened simultaneously, and uses brake actuator to control brake unit 400, thus stops dehydration package 2400 forcibly.Therefore, if user opens the door 4 of washing machine 1, dehydration package 2400 and washtub 3 can stop simultaneously fast, thus Accident prevention.
According to the power transfer devices that The embodiment provides for washing machine and dynamic control device, by reducing the number of parts, can manufacturing cost be reduced and simplify the structure of washing machine.According to embodiments of the invention by stopping dehydration package and bucket fast when door is opened, allow user under dehydration mode, open the door of washing machine safely.Can be applied to using direct driving motor to provide washing machine drum and the cylinder of power according to embodiments of the invention, but be not limited thereto, and the washing machine being particularly conducive to top loader washing machine and/or being driven by small machine.
Although one or more one exemplary embodiment of the present invention has been described with reference to the drawings, it will be appreciated by those skilled in the art that the change can carrying out various forms and details, and do not depart from as appended claim limit the spirit and scope of the present invention.
Claims (20)
1., for an equipment for washing machine, described equipment comprises:
Driver element;
Gear mechanism, comprising:
Power shaft, is connected to described driver element;
Reduction assemblies, is connected to described power shaft and is configured to rotating speed to be down to default gear ratio;
Wash shaft, is connected to described reduction assemblies and is configured to rotate with described gear ratio; And
Dehydration package, is connected to described driver element selectively under dehydration mode, and is configured to rotate independently with described wash shaft;
Linkage unit, is configured to send power to described dehydration package selectively from described driver element under described dehydration mode; And
Brake unit, is configured under described dehydration mode, force described dehydration package to stop selectively.
2. equipment according to claim 1, wherein, described driver element is direct driving motor, is configured to transmit power to described power shaft.
3. equipment according to claim 1, wherein, described driver element comprises:
The first rotor, is configured to transmit power to described power shaft; And
Second rotor, coaxially installs with described the first rotor, and is configured to transmit power to described dehydration package.
4. equipment according to claim 1, wherein, described reduction assemblies comprises:
Sun gear, is formed on one end of described power shaft;
Planetary gear, can engage with described sun gear; And
Ring gear, can engage with described planetary gear.
5. equipment according to claim 4, wherein, one end of described wash shaft is connected to the carrier be connected with described planetary gear, and the other end of described wash shaft is connected to impeller.
6. equipment according to claim 4, wherein, described dehydration package comprises:
Dehydration rotary body, is configured to by the power of described linkage unit reception from described driver element;
Cylinder, is connected to described dehydration rotary body; And
Dehydrating shaft, has the one end being connected to described cylinder and the other end being connected to washtub, and is configured to rotate described washtub.
7. equipment according to claim 6, wherein, described dehydration rotary body comprises:
First gear, is connected with described linkage unit; And
Flange, is connected to described first gear and is connected to described cylinder.
8. equipment according to claim 7, wherein, described linkage unit comprises:
Slide connector, is positioned on the outer surface of described dehydration rotary body, and can move up and down when being connected with described first gear and be connected with described driver element selectively;
Elastic component, is connected to described slide connector, and is configured to provide elastic force to described driver element, to be connected with described driver element by described slide connector; And
Push rod, is connected to described slide connector and is configured to provide the power contrary with described elastic force, thus being separated with described driver element by described slide connector.
9. equipment according to claim 8, wherein, described slide connector comprises:
First spline part, is connected to described second rotor of described driver element; And
Second spline part, is connected to described first gear of described dehydration rotary body.
10. equipment according to claim 9, wherein, described linkage unit comprises stopper unit further, is configured to work as described slide connector is separated slide connector described in limit rotation with described driver element.
11. equipment according to claim 10, wherein, described gear mechanism comprises the housing for holding described dehydration rotary body and described cylinder, wherein said housing relative to described dehydration rotary body and described cylinder in position.
12. equipment according to claim 11, wherein, described stopper unit comprises:
First stopper, is connected to described slide connector, has multiple along being formed around it and projection separated from one another; And
Second stopper, is connected to the stop flange be connected with described housing, is configured to be connected with described first stopper, to limit the rotation of described first stopper.
13. equipment according to claim 12, wherein, described push rod is pivotally connected to described housing or is connected to described stop flange.
14. 1 kinds of equipment for washing machine, described equipment comprises:
Driver element, comprising:
The first rotor, is arranged on center shaft; And
Second rotor, is arranged on described central shaft;
Gear mechanism, comprising:
Power shaft, is connected to described driver element;
Reduction assemblies, is connected to described power shaft and is configured to reduce rotary speed according to the gear ratio preset;
Wash shaft, is connected to described reduction assemblies and is configured to rotate with described gear ratio, and
Dehydration package, is connected to described driver element selectively and is configured to rotate independently with described wash shaft under dehydration mode;
Linkage unit, is configured to send the power from described driver element to described dehydration package selectively under dehydration mode;
Brake unit;
Sensing unit, for sensing opening of the door of described washing machine; And
Control unit, be configured to determine when described washing machine works under washing mode, when described washing machine works under described dehydration mode, for cutting off the power between described linkage unit and described second rotor under described washing mode, for connecting the power between described linkage unit and described second rotor under described dehydration mode, and for by controlling described brake unit in response to the signal opened from described sensing unit indicating door, force to stop described dehydration package.
15. equipment according to claim 14, wherein, described reduction assemblies comprises:
Sun gear, is formed on one end of described power shaft;
Planetary gear, can engage with described sun gear; And
Ring gear, can engage with described planetary gear.
16. equipment according to claim 15, wherein, described dehydration package comprises:
Dehydration rotary body, is configured to by the power of described linkage unit reception from described driver element;
Cylinder, is connected to described dehydration rotary body; And
Dehydrating shaft, has the one end being connected to described cylinder and the other end being connected to washtub.
17. equipment according to claim 16, wherein, described dehydration rotary body comprises:
First gear, is connected with described linkage unit; And
Flange, is connected to described cylinder.
18. equipment according to claim 17, wherein, described linkage unit comprises:
Slide connector, is positioned on the outer surface of described dehydration rotary body, and can move up and down when being connected with described first gear and being connected with described second rotor;
Elastic component, is connected to described slide connector, and provides elastic force to described second rotor, to be connected with described second rotor by described slide connector; And
Push rod, is connected to described slide connector and provides the external force contrary with described elastic force, thus is separated with described second rotor by described slide connector.
19. equipment according to claim 18, wherein, described slide connector comprises:
First spline part, is connected to described second rotor; And
Second spline part, can be connected with described first gear of described dehydration rotary body.
20. equipment according to claim 19, wherein, described linkage unit comprises stopper unit further, is configured under described washing mode, when described slide connector is separated the rotation of slide connector described in limit with described second rotor.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0164180 | 2013-12-26 | ||
| KR1020130164180A KR101603210B1 (en) | 2013-12-26 | 2013-12-26 | Apparatus for power transmission and power control of washing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104746280A true CN104746280A (en) | 2015-07-01 |
Family
ID=51205234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410052597.4A Pending CN104746280A (en) | 2013-12-26 | 2014-02-16 | Power transmission apparatus and power control apparatus of washing machine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20150184330A1 (en) |
| EP (1) | EP2889417B1 (en) |
| KR (1) | KR101603210B1 (en) |
| CN (1) | CN104746280A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102629966B1 (en) | 2016-01-06 | 2024-01-30 | 삼성전자주식회사 | Clutch assembly for washing machine |
| WO2017119774A1 (en) * | 2016-01-06 | 2017-07-13 | 삼성전자주식회사 | Clutch assembly of washing machine |
| KR20170087737A (en) | 2016-01-21 | 2017-07-31 | 엘지전자 주식회사 | Laundry Treating Apparatus |
| KR20170087676A (en) * | 2016-01-21 | 2017-07-31 | 엘지전자 주식회사 | Laundry Treating Apparatus |
| AU2017389358B2 (en) * | 2016-12-29 | 2020-10-22 | Lg Electronics Inc. | Laundry processing device |
| KR102591537B1 (en) * | 2016-12-29 | 2023-10-18 | 엘지전자 주식회사 | Washing machine |
| KR101885203B1 (en) | 2017-05-12 | 2018-08-03 | 뉴모텍(주) | Direct Driven Driving Apparatus for Washing Machine with Deceleration Drive |
| KR102521864B1 (en) * | 2018-02-23 | 2023-04-14 | 엘지전자 주식회사 | Washing machine |
| KR102638398B1 (en) * | 2021-08-17 | 2024-02-22 | (주)포레 | Apparatus for treating a food waste |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1224784A (en) * | 1998-01-31 | 1999-08-04 | 三星电子株式会社 | Motor-clutch assembly of washing machine |
| JP2001096089A (en) * | 1999-09-29 | 2001-04-10 | Sanyo Electric Co Ltd | Washing machine with spin drier |
| CN1809661A (en) * | 2003-02-06 | 2006-07-26 | Lg电子株式会社 | Washing machine |
| CN1893237A (en) * | 1996-07-05 | 2007-01-10 | 株式会社东芝 | Washing machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR960015481B1 (en) | 1993-11-30 | 1996-11-14 | 대우전자 주식회사 | Driving force transmission apparatus for a washing machine |
| DE602004031407D1 (en) * | 2003-02-06 | 2011-03-31 | Lg Electronics Inc | WASHING MACHINE |
-
2013
- 2013-12-26 KR KR1020130164180A patent/KR101603210B1/en active IP Right Grant
-
2014
- 2014-01-30 US US14/169,036 patent/US20150184330A1/en not_active Abandoned
- 2014-02-16 CN CN201410052597.4A patent/CN104746280A/en active Pending
- 2014-07-15 EP EP14177051.1A patent/EP2889417B1/en not_active Not-in-force
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1893237A (en) * | 1996-07-05 | 2007-01-10 | 株式会社东芝 | Washing machine |
| CN1224784A (en) * | 1998-01-31 | 1999-08-04 | 三星电子株式会社 | Motor-clutch assembly of washing machine |
| JP2001096089A (en) * | 1999-09-29 | 2001-04-10 | Sanyo Electric Co Ltd | Washing machine with spin drier |
| CN1809661A (en) * | 2003-02-06 | 2006-07-26 | Lg电子株式会社 | Washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150184330A1 (en) | 2015-07-02 |
| EP2889417B1 (en) | 2016-10-19 |
| EP2889417A1 (en) | 2015-07-01 |
| KR101603210B1 (en) | 2016-03-25 |
| KR20150075833A (en) | 2015-07-06 |
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