WO2016029563A1 - 全自动洗衣机及控制方法 - Google Patents
全自动洗衣机及控制方法 Download PDFInfo
- Publication number
- WO2016029563A1 WO2016029563A1 PCT/CN2014/091404 CN2014091404W WO2016029563A1 WO 2016029563 A1 WO2016029563 A1 WO 2016029563A1 CN 2014091404 W CN2014091404 W CN 2014091404W WO 2016029563 A1 WO2016029563 A1 WO 2016029563A1
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- WIPO (PCT)
- Prior art keywords
- gear
- rotor
- shaft
- pulsator
- stator
- Prior art date
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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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- 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
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Definitions
- the invention relates to a washing machine, in particular to a fully automatic washing machine and a control method for driving a pulsator and an inner barrel by using a double-rotor direct drive motor.
- the rotation of the pulsator and the inner barrel of the conventional pulsator washing machine is that the motor drives the belt through the pulley to transmit the power to the deceleration clutch.
- the deceleration clutch passes through the internal gear structure to convert the high rotation speed of the motor into a lower requirement in the washing process of the washing machine.
- the speed, and according to different washing modes, the deceleration clutch uses different gear structures and transmits different directions of rotation and rotation to the pulsator.
- the deceleration clutch and the motor are laterally arranged at the bottom of the tub, the overall system structure is relatively large.
- the deceleration clutch is located at the center of the outer tub, the motor is offset from the central portion, and the center of the entire structure of the bottom of the outer tub is offset from the center hole of the outer tub.
- washing machines In order to reduce the noise and vibration generated during the working process of the washing machine, many washing machines adopt a direct drive motor, and the pulley belt device is removed.
- the longitudinal connection of the deceleration clutch is directly connected to the motor, so that the center of gravity of the bottom structure of the outer tub is basically rotated in the outer tub. The location of the center hole. This structure improves the transmission efficiency and stability of the motor while reducing the noise during operation.
- the deceleration clutch is usually equipped with an intermediate gear structure. Due to the relatively large structure, the entire system is relatively large in the longitudinal direction. Therefore, the overall noise and vibration effects are not ideal.
- the Chinese patent application No. 00120729.6 discloses a washing machine power direct drive device comprising: a disc type speed regulating motor; a washing shaft and a motor output shaft; a dehydration shaft rotatably supported on the washing shaft; and a motor built-in electromagnetic clutch, respectively
- the washing shaft and the dewatering shaft are fixed; the motor has a built-in electric brake, which is fixed to the dewatering shaft.
- the motor power is directly driven by the switching of the electromagnetic clutch to the washing shaft and simultaneously to the washing shaft and the dewatering shaft.
- the built-in electromagnetic clutch of the motor adopts the structure, the structure is complicated, the cost is high, and the service life is short.
- Chinese Patent Application No. 00120729.6 discloses a new direct-drive clutch washing machine which uses direct motor drive
- the pulsator shaft is directly fixed to the motor output shaft, and the rotating shaft sleeve is set on the output shaft of the motor, the rotating sleeve is fixedly connected with the washing cylinder and synchronously rotated; and a floating clutch mechanism is provided, which has two working states. In the dehydrated state, the floating clutch mechanism falls and is meshed with the output shaft and the rotating sleeve of the motor to realize synchronous rotation of the output shaft and the rotating sleeve and drive the washing cylinder to rotate.
- the floating clutch mechanism In the washing state, the floating clutch mechanism floats up and is disconnected from the output shaft of the motor; although the washing device of the washing machine has a relatively simple structure, a simple manufacturing process and a low cost, the water quantity requirement for the washing machine is higher, if the water level is higher Low, it is difficult to raise the floating clutch mechanism, even if the water level is high, the floating clutch mechanism can also be pressed due to the washing and turning of the laundry.
- a fully automatic washing machine having the application number of 201320560102.X which comprises an outer tub, an inner tub, a pulsator and a driving device, the driving device comprising at least two rotors and at least one stator, wherein one rotor and inner drum The shaft is connected, and a rotor is connected to the pulsator shaft;
- the driving device is a variable frequency direct drive motor, the rotor, the stator, the inner barrel shaft and the pulsator shaft are coaxially arranged, the inner barrel shaft is hollow, and the pulsator shaft is disposed in the inner barrel shaft;
- the pulsator rotates in the same direction as the inner barrel, or rotates in opposite directions, or one of the pulsator and the inner barrel rotates, and the pulsator rotates at the same speed as the inner barrel at the same time when dehydrating.
- the optimal working range of the direct drive motor driving rotor is 600-800 rpm
- the energy consumption is relatively small at this time, and if the rotor is controlled to rotate at a low speed, High consumption, need to consume additional energy consumption to control the low speed, and consume much higher energy consumption than using high speed.
- the above structure adopts a scheme in which the double rotor directly drives the pulsator and the inner barrel to rotate, and during washing, the inner barrel and the wave
- the rotation speed of the wheel is low, generally 100-150 rev / min. If the two rotors are maintained at low speed during washing and rinsing, high additional energy consumption is required, which affects the laundry washing ratio due to the washing process.
- the rotational speed of the control pulsator to agitate the clothes and the water flow accounts for a large proportion, and if the two rotors maintain two low rotational speeds together, more energy consumption is required.
- the washing process controls the change of the pulsator rotation speed
- the rotor shifting directly acts on the pulsator shaft and the pulsator.
- the rotation speed changes hard and there is no buffer, which causes the clothes to entangle, affecting the washing effect and the loss to the rotor and the pulsator shaft. .
- the present invention has been made in view of the above.
- the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a completely driven fully automatic washing machine, which uses a speed reduction mechanism to cooperate with a rotor of a double rotor direct drive motor driving pulsator to relatively improve the rotor of the driving pulsator during washing. Speed to save energy.
- Another object of the present invention is to provide a control method for the fully automatic washing machine.
- a fully automatic washing machine including the outside a drum, an inner tub, a pulsator and a driving device
- the driving device comprises two rotors, a stator and a speed reducing mechanism
- a rotor is driven by a speed reduction mechanism to drive the pulsator to rotate
- the other rotor drives the inner bucket to rotate at the same speed as the rotor .
- the speed reduction mechanism includes a rotatable outer casing, a gear mechanism disposed in the outer casing, an inner barrel shaft, a pulsator shaft and an input shaft, and the inner barrel shaft is a sleeve structure, one end is connected to the inner barrel, and the other end is connected to the outer casing, and the outer casing is connected to the outer casing.
- the pulsator shaft is coaxially disposed in the inner barrel shaft, one end is connected to the pulsator, and the other end is connected to the gear mechanism output, one end of the input shaft is connected to the other rotor, and the other end is connected to the input of the gear mechanism.
- the two rotors are an inner rotor and an outer rotor
- the stator is a central concave disk-shaped structure, which includes a central bearing seat, an open inner rotor mounting groove, a stator winding, and an opening from the inside to the outside.
- the gear mechanism comprises a sun gear, an inner ring gear and planetary gears respectively meshed with the sun gear and the inner ring gear, the sun gear is mounted on the input shaft, the planetary gear is mounted on the planetary carrier, the planetary carrier and the planetary carrier
- the pulsator shaft is connected, the lower end of the inner ring gear is provided with a lower end cover, and the lower end cover is directly or indirectly connected to the stator.
- the gear mechanism comprises a sun gear, an inner ring gear and a transmission gear respectively meshed with the sun gear and the inner ring gear, the sun gear is mounted on the input shaft, the inner ring gear is connected with the pulsator shaft, and the transmission gear passes through the gear shaft Installed on the lower end cap, the lower end cap is directly or indirectly connected to the stator.
- the gear mechanism includes an input gear, an output gear, and a transmission gear respectively meshed with the input gear and the output gear, the input gear is mounted on the input shaft, the output gear is mounted on the pulsator shaft, and the transmission gear is a double gear.
- the upper gear and the lower gear are included, the upper gear meshes with the output gear, the lower gear meshes with the input gear, the transmission gear is mounted on the lower end cover through the gear shaft, and the lower end cover is directly or indirectly connected to the stator.
- the lower end cover is connected to the input sleeve, the input sleeve is mounted outside the input shaft, and the input sleeve is splined to the stator.
- the speed reduction mechanism of the speed reduction mechanism is 1/10-1/2.
- the two rotors are an inner rotor and an outer rotor
- the stator is a disc-shaped structure
- the speed reduction mechanism is located in the middle concave cavity of the stator
- the inner rotor is connected with the inner barrel shaft
- the outer rotor is decelerated
- the input shaft of the mechanism is connected
- the output shaft of the speed reduction mechanism is connected to the pulsator.
- the outer casing of the speed reduction mechanism in the alternative may be rotated, and the rotating outer casing is integrally connected with the inner rotor.
- the gear mechanism is the same as the above embodiments; or the outer casing is fixed integrally with the stator, and the inner rotor is covered above the outer casing.
- the lower end cover of the speed reduction mechanism is integrally formed with the outer casing, and the other gear transmission relationships are the same as those of the above embodiments.
- the stator is a disc-shaped structure
- the speed reduction mechanism is located in the middle concave cavity of the stator
- the two rotors are outer rotors respectively located above and below the speed reduction mechanism
- the speed reduction mechanism The stator and the stator are arranged between the upper and lower rotors, the upper rotor is connected with the inner drum shaft, the lower rotor is connected with the input shaft of the speed reduction mechanism, and the output shaft of the speed reduction mechanism is connected with the pulsator.
- the speed reduction mechanism in the present scheme is an independent structure, including a casing, an input shaft, an output shaft and a gear mechanism, and the outer casing and the stator are integrally fixed, and the lower end cover of the speed reduction mechanism is integrated with the outer casing, and other gear transmission relationships are the same as the above solutions. .
- the two rotor driving pulsators rotate in the same direction or in the opposite direction as the inner tub, and when the dehydration, the pulsator rotates at the same speed as the inner tub.
- the two rotors rotate together for a set time, and after the inner barrel and the pulsator rotate in the same direction, the rotor that controls the rotation of the driving pulsator is in a free state, and only the rotor that drives the inner barrel to rotate is controlled to rotate at a high speed.
- the rotor that controls the rotation of the drive pulsator rotates together with the rotor that controls the rotation of the inner barrel, keeping the inner barrel and the pulsator rotating in the same direction at the same speed.
- the present invention has the following advantageous effects compared with the prior art.
- the washing machine of the present invention drives the inner tub and the pulsator to rotate respectively through the double rotors.
- the speed reduction mechanism is used on the rotor for driving the pulsator, the speed reduction distribution method using the two outputs of one input power is improved. Transmission efficiency and stability.
- the clutch for changing the washing and dehydrating condition is not used, space and cost are saved, the installation structure is simple, the weight and volume of the driving system are reduced to some extent, and the control of the invention is more convenient because the deceleration clutch device is removed.
- the washing and dehydration conversion is smooth.
- the invention Compared with the double rotor directly driving the inner barrel and the pulsator, the invention has the effect of reducing energy consumption.
- the two rotors of the direct drive motor After a long time of detection, it is found that the two rotors of the direct drive motor have an optimum working range of rotation speed, such as 600 rpm, within the range of their own parameters. /min has the lowest energy consumption when working at the same time. If the two rotors are controlled to drive the inner barrel and the pulsator at a low speed, the electric energy consumed is the highest, even if the same time is operated at a speed higher than the optimal working range, the energy consumption is higher than that. The low energy consumption during low speed operation is low.
- the present invention only controls the low rotation speed of the inner barrel rotor, and the deceleration of the speed reduction mechanism is used to maintain the rotor of the driving pulsor within the optimal operating speed range, thereby saving 20%-40% of energy. Consumption.
- the rotor is directly mounted on the pulsator shaft, and a speed reduction mechanism is provided between the rotor of the present invention and the pulsator drive.
- the change of the rotational speed of the rotor is reflected on the pulsator to have a certain buffer, and the turning of the clothes is soft, and the clothing is reduced. The entanglement between.
- FIG. 4 are respectively schematic diagrams showing different installation structures of the washing machine driving device of the present invention.
- 5 to 8 are respectively schematic views of different structures of the speed reduction mechanism of the present invention.
- the fully automatic washing machine of the present invention comprises an outer tub 1, an inner tub 2, a pulsator 3 and a driving device.
- the driving device comprises two rotors 41, 42, a stator 43 and a speed reducing mechanism 5.
- the speed reduction mechanism 5 When one rotor 41 is decelerated by the speed reduction mechanism 5, the drive pulsator 3 is rotated, and the other rotor 42 drives the inner tub 2 to rotate at the same speed as the rotor 42.
- the two rotors 41 and 42 are controlled to drive the pulsator 3 and the inner tub 2 to rotate at different speeds in the same direction during washing, or the pulsator 3 and the inner tub 2 rotate in opposite directions, and the pulsator 3 and the inner tub 2 are driven in the same direction when dehydrating. Rotate at the same speed.
- the speed reduction mechanism 5 described in this embodiment includes a rotatable outer casing 51, a gear mechanism 6 provided inside the outer casing 51, an inner tub shaft 21, a pulsator shaft 31, and an input shaft 52, and the outer casing 51.
- the inner barrel shaft 21 is relatively independently rotated, and the inner barrel shaft 21 is a sleeve structure.
- One end is connected to the inner barrel 2, the other end is connected to the outer casing 51, and the outer casing 51 is connected to the rotor 42.
- the pulsator shaft 31 is coaxially disposed in the inner barrel shaft 21, and one end is The pulsator 3 is connected, and the other end is connected to the power output end of the gear mechanism 6.
- the input shaft 52 has one end connected to the rotor 41 and the other end connected to the power input end of the gear mechanism 6.
- the two rotors of the direct drive motor 4 are an inner rotor 41 and an outer rotor 42, respectively.
- the stator 43 is a centrally concave disc-shaped structure, which includes a central bearing seat 431 and an inner rotor opening downward from the inside to the outside.
- the slot 432, the stator winding 433, the outer rotor mounting groove 434 with the opening upward, and the mounting seat 435 at the outer edge and the outer tub are fixed, the speed reducing mechanism 5 is located at the center recess of the stator 43, and the outer rotor 42 is disposed above the stator 43.
- the outer rotor 42 has a cavity at the center thereof, and the inner wall of the cavity is connected to the speed reduction mechanism casing 51.
- the inner rotor 41 is disposed below the stator 43 and is connected to the input shaft 52.
- the gear mechanism 6 of the speed reduction mechanism of the present embodiment includes a sun gear 61, an inner ring gear 62, and a planetary gear 63 meshing with the sun gear 61 and the inner ring gear 62, respectively, and the sun gear 61 is mounted on the input shaft 52.
- the plurality of planetary gears 63 are mounted on the planetary carrier 64.
- the planetary carrier 64 is coupled to the pulsator shaft 31.
- the lower end of the inner ring gear 62 is provided with a lower end cover 65.
- the lower end cover 65 is directly connected to the upper surface of the stator 43 (refer to the figure). 1); or, connected to the input bushing 53, the input bushing 53 is mounted outside the input shaft 52, and the input bushing 53 is splined to the stator 43 (see Fig. 2).
- the speed reduction ratio of the above-described speed reduction mechanism is 1/10-1/2, and the speed reduction ratio is 1/5 as an example.
- the washing process of the washing machine and the inner rotor 41 are at a speed of 600 rpm.
- the sun gear 61 rotates forward, and after being decelerated by the planetary gear 63 and the planetary carrier 64, the pulsator shaft 31 rotates forward at a speed of 120 rpm, and at this time, if the outer rotor 42 is driven to 100
- the speed of the revolution/minute is reversed to drive the inner barrel shaft 21 to rotate, the inner barrel 2 and the pulsator 3 are formed as each other.
- the outer rotor 42 In the reverse dual-power washing mode; or, the outer rotor 42 is driven to rotate the inner drum shaft 21 at a speed of 80 rpm, so that the inner tub 2 and the pulsator 3 are rotationally washed at different speeds.
- the outer rotor 41 is driven five times faster than the outer rotor 42 to rotate in the same direction as the outer rotor 42.
- the gear mechanism 6 of the speed reduction mechanism of the present embodiment includes a sun gear 66, an inner ring gear 62, and a transmission gear 67 that meshes with the sun gear 66 and the inner ring gear 62, respectively.
- the sun gear 66 is mounted on the input shaft 52.
- the inner ring gear 62 is connected to the pulsator shaft 31, and the transmission gear 67 is mounted on the lower end cover 65 through the gear shaft.
- the lower end cover 65 is directly connected to the upper surface of the stator 43 (refer to FIG. 1); or, the input shaft sleeve 53 is connected, input The sleeve 53 is mounted outside the input shaft 52, and the input sleeve 53 is splined to the stator 43 (see Fig. 2).
- the speed reduction mechanism takes the reduction ratio of 1/6 as an example.
- the inner rotor 41 rotates forward at a speed of 600 rpm
- the input shaft 52 rotates forward
- the central gear 66 rotates forward, through the transmission gear. 67.
- the pulsator shaft 31 is reversed at a speed of 100 rpm.
- the outer rotor 42 is driven to rotate the inner drum shaft 21 at a speed of 100 rpm, the inner tub 2 is formed.
- the pulsator 3 is in a reversed dual-power washing mode; or, the outer rotor 42 is driven to reversely rotate the inner drum shaft 21 at a speed of 80 rpm, so that the inner tub 2 and the pulsator 3 are rotationally washed at different speeds.
- the outer rotor 41 is driven five times faster than the outer rotor 42 to rotate in the opposite direction to the outer rotor 42.
- the gear mechanism 6 of the speed reduction mechanism of the present embodiment includes an input gear 68, an output gear 69, and a transmission gear 60 that meshes with the input gear 68 and the output gear 69, respectively, and the input gear 68 is mounted on the input shaft 52.
- the output gear 69 is mounted on the pulsator shaft 31.
- the transmission gear 60 is a double gear, including an upper gear 601 and a lower gear 602.
- the upper gear 601 meshes with the output gear 69
- the lower gear 602 meshes with the input gear 68, and the transmission gear 60 passes through the gear shaft.
- Mounted on the lower end cover 65, the lower end cover 65 is directly connected to the upper surface of the stator 43 (refer to FIG. 1); or, connected to the input bushing 53, the input bushing 53 is mounted outside the input shaft 52, and the input bushing 53 and the stator 43 spline connection (see Figure 2).
- the gear mechanism of this embodiment takes the reduction ratio 1/4 as an example, and cooperates with the direct drive motor 4 of the first embodiment.
- the inner rotor 41 rotates forward at a speed of 600 rpm, and the input shaft 52 rotates forward.
- the input gear 68 rotates forward, and after being decelerated by the transmission gear 60 and the output gear 69, the pulsator shaft 31 rotates forward at a speed of 120 rpm.
- the outer rotor 42 is driven to reversely drive the inner barrel shaft at a speed of 90 rpm.
- the difference between this embodiment and the first embodiment is that although the two rotors 41, 42 of the direct drive motor 4 are also an inner rotor and an outer rotor, the rotor 42 that drives the inner drum 2 to rotate is inside.
- the rotor 41 is driven by the speed reduction mechanism 5 to drive the pulsator 3 to rotate.
- the rotor 41 is an outer rotor, the stator 43 has a disk-shaped structure, the speed reduction mechanism 5 is located in the intermediate concave cavity of the stator 43, and the outer periphery of the stator 43 is formed with the outer barrel.
- a relatively fixed mount 44, the inner rotor 42 is located above the speed reduction mechanism 5, and is connected to the inner drum shaft 21, and the outer rotor 41 is located below the speed reduction mechanism 5, and is connected to the input shaft 52 of the speed reduction mechanism 5, and the output shaft of the speed reduction mechanism is
- the pulsator shaft 31 is connected to the pulsator 3.
- the outer casing of the speed reduction mechanism 5 may be rotated, and the rotating outer casing is integrally connected with the inner rotor.
- the gear mechanism is the same as the above embodiments of the second embodiment to the fifth embodiment; or the outer casing 51 of the speed reduction mechanism 5 of the embodiment
- the inner rotor is fixedly coupled to the stator 43 and the inner rotor is covered above the outer casing (see FIG. 3).
- the lower end cover 65 of the speed reduction mechanism is connected to the outer casing 51 as an integral structure, and the other gear transmission relationships are the same as those of the above embodiments.
- the stator of the direct drive motor 4 of the present embodiment has a disk-shaped structure, and the speed reduction mechanism 5 is located in the intermediate concave cavity of the stator 43, and the two rotors 41 and 42 are both outer rotors, respectively located in the speed reduction mechanism. Above and below 5, the speed reduction mechanism 5 and the stator 43 are fitted between the upper and lower rotors 41, 42.
- the stator 43 is fixed to the outer tub 1 by a mounting seat 44 extending from between the two rotors, and the upper rotor 42 is fixed.
- the lower rotor 41 is connected to the input shaft 52 of the speed reduction mechanism 5, and the output shaft of the speed reduction mechanism is the pulsator shaft 31, and is connected to the pulsator 3.
- the speed reduction mechanism in the present embodiment is a separate structure, including a housing 51, an input shaft 52, an output shaft 31, and a gear mechanism.
- the housing 51 is fixed integrally with the stator 43 and the lower end cover 65 and the housing 51 of the speed reduction mechanism are provided.
- the other gear transmission relationships are the same as those described above.
- the gear mechanism in the speed reduction mechanism of the present invention is not limited to the structure in the second embodiment to the fourth embodiment, and other gear transmission structures capable of achieving output deceleration are applicable to the present invention; the structure of the two rotors of the present invention is also not limited to the embodiment.
- the structure, such as the speed reduction mechanism of the first embodiment may also be a separate structure (see Fig. 8), the outer casing being fixed to the stator, and the outer rotor covering the outer casing and the stator (see Fig. 4).
- the two rotor driving pulsators rotate in the same direction or in the opposite direction as the inner tub, and when the dehydration, the pulsator rotates at the same speed as the inner tub.
- the two rotors rotate together for a set time. After the inner barrel and the pulsator rotate in the same direction, the rotor that controls the rotation of the driving pulsator is in a free state, and only the rotor that drives the inner barrel to rotate is controlled to rotate at a high speed.
- the rotor that controls the rotation of the drive pulsator rotates together with the rotor that controls the rotation of the inner barrel, keeping the inner barrel and the pulsator rotating in the same direction at the same speed.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Power Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
Description
Claims (12)
- 一种全自动洗衣机,包括外桶、内桶、波轮及驱动装置,其特征在于:所述的驱动装置包括两个转子、一个定子和一减速机构,一转子通过减速机构减速后驱动波轮转动,另一转子驱动内桶与该转子同样速度转动。
- 根据权利要求1所述的全自动洗衣机,其特征在于:所述的减速机构包括可转动的外壳、设于外壳内的齿轮机构、内桶轴、波轮轴和输入轴,内桶轴为轴套结构,一端与内桶连接,另一端与外壳连接,外壳与一转子连接,波轮轴同轴设于内桶轴中,一端与波轮连接,另一端与齿轮机构输出连接,输入轴一端与另一转子连接,另一端与齿轮机构输入连接。
- 根据权利要求2所述的全自动洗衣机,其特征在于:所述的两个转子为内转子和外转子,定子为一中心下凹的盘形结构,由内向外依次包括中心的轴承座、开口向下的内转子安装槽、定子绕组、开口向上的外转子安装槽及位于外缘与外桶相对固定的安装座,减速机构位于定子的中心下凹处,外转子设于定子的上方,与定子的形状匹配,中心具有一容纳减速机构的凹腔,凹腔内壁与减速机构外壳连接,内转子设于定子的下方,与输入轴连接。
- 根据权利要求2所述的全自动洗衣机,其特征在于:所述的齿轮机构包括太阳齿轮、内齿圈及分别与太阳齿轮和内齿圈啮合的行星齿轮,太阳齿轮安装于输入轴上,行星齿轮安装于行星轮架上,行星轮架与波轮轴连接,内齿圈下端设有下端盖,下端盖直接或间接与定子连接。
- 根据权利要求2所述的全自动洗衣机,其特征在于:所述的齿轮机构包括中心齿轮、内齿圈及分别与中心齿轮和内齿圈啮合的传动齿轮,中心齿轮安装于输入轴上,内齿圈与波轮轴连接,传动齿轮通过齿轮轴安装于下端盖上,下端盖直接或间接与定子连接。
- 根据权利要求2所述的全自动洗衣机,其特征在于:所述的齿轮机构包括输入齿轮、输出齿轮、及分别与输入齿轮和输出齿轮啮合的传动齿轮,输入齿轮安装于输入轴上,输出齿轮安装于波轮轴上,传动齿轮为双联齿轮,包括上齿轮和下齿轮,上齿轮与输出齿轮啮合,下齿轮与输入齿轮啮合,传动齿轮通过齿轮轴安装在下端盖上,下端盖直接或间接与定子连接。
- 根据权利要求4-6任一所述的全自动洗衣机,其特征在于:所述的下端盖与输入轴套连接,输入轴套安装在输入轴的外部,输入轴套与定子花键连接。
- 根据权利要求1-6任一所述的全自动洗衣机,其特征在于:所述的减速机构减速比 为1/10-1/2。
- 根据权利要求1所述的全自动洗衣机,其特征在于:所述的两个转子为内转子和外转子,定子为一盘形结构,减速机构位于定子的中间凹形空腔内,内转子与内桶轴连接,外转子与减速机构的输入轴连接,减速机构的输出轴与波轮连接。
- 根据权利要求1所述的全自动洗衣机,其特征在于:所述的定子为一盘形结构,减速机构位于定子的中间凹形空腔内,两个转子均为外转子,分别位于减速机构的上方和下方,减速机构和定子装配在上下两转子之间,上方转子与内桶轴连接,下方转子与减速机构的输入轴连接,减速机构的输出轴与波轮连接。
- 一种如权利要求1-10任一所述全自动洗衣机的控制方法,其特征在于:洗涤时,两转子驱动波轮与内桶同向或反向转动,脱水时波轮与内桶同向同速转动。
- 根据权利要求11所述的控制方法,其特征在于:脱水时,两转子先一起转动设定时间,内桶和波轮均同向转动后,再控制驱动波轮转动的转子呈自由状态,只控制驱动内桶转动的转子高速转动。
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EP3187643A1 (en) | 2017-07-05 |
KR20170044700A (ko) | 2017-04-25 |
US10612179B2 (en) | 2020-04-07 |
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US20170268150A1 (en) | 2017-09-21 |
KR102278276B1 (ko) | 2021-07-16 |
CN105401377A (zh) | 2016-03-16 |
EP3187643B1 (en) | 2018-12-12 |
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