CN216237771U - Motor and washing machine with same - Google Patents

Motor and washing machine with same Download PDF

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Publication number
CN216237771U
CN216237771U CN202122766739.1U CN202122766739U CN216237771U CN 216237771 U CN216237771 U CN 216237771U CN 202122766739 U CN202122766739 U CN 202122766739U CN 216237771 U CN216237771 U CN 216237771U
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China
Prior art keywords
drum
washing
teeth
stator
rotate
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CN202122766739.1U
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Chinese (zh)
Inventor
朱传辉
梅从立
张国琴
姚玮
彭涛
曹彦博
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Zhejiang University of Water Resources and Electric Power
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Zhejiang University of Water Resources and Electric Power
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Abstract

The utility model discloses a motor and a washing machine with the same, wherein the motor is used for the washing machine, and the washing machine comprises: first washing cylinder, second washing cylinder, drying cylinder and the section of thick bamboo of disinfecting, the axis of rotation of first washing cylinder, second washing cylinder, drying cylinder and the section of thick bamboo of disinfecting is parallel and the interval sets up, wherein, the degree of depth of first washing cylinder is greater than the degree of depth of second washing cylinder, and the motor includes: the rotating disc is rotatably arranged on the bottom wall of the installation cavity and is suitable for moving up and down along the axial direction of the installation cavity; the stator is arranged on the rotating disc, and the rotating disc is suitable for driving the stator to rotate; the rotor assembly is rotatably sleeved on the outer side of the stator and is suitable for being matched with the stator to drive one of the first washing cylinder, the second washing cylinder, the drying cylinder and the sterilizing cylinder to rotate. According to the motor provided by the embodiment of the utility model, a plurality of motors are not needed to be arranged to respectively drive the first washing drum, the second washing drum, the drying drum or the sterilizing drum, so that the cost is saved.

Description

Motor and washing machine with same
Technical Field
The utility model relates to the technical field of washing machines, in particular to a motor and a washing machine with the same.
Background
With the improvement of living standard, the washing machine has become a necessity for each household. But the weight of each washing machine is fixed, for example, 6Kg, 8Kg, 10Kg, etc. When a user washes clothes, the washing drum is fixed, so that the user cannot select a washing drum with a proper specification according to the weight of the clothes, and in order to save electricity consumption, the user generally uses the washing machine to wash the clothes after a certain amount of clothes are accumulated, so that the use convenience of the user is influenced. In the related art, two independent washing drums are provided in the washing machine, but two independent motors are required to drive, which increases the cost of the washing machine.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. For this purpose, the utility model proposes an electric machine which has the advantage of low cost.
The utility model also provides a washing machine which comprises the motor.
According to an embodiment of the present invention, a motor for a washing machine includes: a housing defining a mounting cavity; the laundry machine comprises a first laundry drum, a second laundry drum, a drying drum and a sterilizing drum, wherein the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are all arranged in an installation cavity, the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are uniformly arranged at intervals along the circumferential direction of the installation cavity, the rotating axes of the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are parallel and arranged at intervals, the depth of the first laundry drum is larger than that of the second laundry drum, and the motor comprises: the rotating disc is rotatably arranged on the bottom wall of the installation cavity and is arranged along the axial direction of the installation cavity, the rotating disc, the first washing drum, the second washing drum, the drying drum and the sterilizing drum are arranged at intervals, and the rotating disc is suitable for moving up and down along the axial direction of the installation cavity; the stator is arranged on the rotating disc, and the rotating disc is suitable for driving the stator to rotate so that the central axis of the stator is coincided with the central axis of one of the first washing drum, the second washing drum, the drying drum and the sterilizing drum; the rotor assembly is rotatably sleeved on the outer side of the stator, wherein the rotating disc is suitable for rotating among a first position, a second position, a third position and a fourth position, the central axis of the stator is overlapped with the central axis of the first washing drum in the first position, and the rotor assembly is suitable for being matched with the stator to drive the first washing drum to rotate; in the second position, the central axis of the stator is coincident with the central axis of the second washing drum, and the rotor assembly is suitable for being matched with the stator to drive the second washing drum to rotate; in the third position, the central axis of the stator is coincident with the central axis of the drying drum, and the rotor assembly is suitable for being matched with the stator to drive the drying drum to rotate; in the fourth position, the central axis of the stator is coincident with the central axis of the sterilizing barrel, and the rotor assembly is suitable for being matched with the stator to drive the sterilizing barrel to rotate.
According to the motor provided by the embodiment of the utility model, the first washing drum and the second washing drum with different capacities can be formed by arranging the first washing drum and the second washing drum with different depths, and a user can select the first washing drum or the second washing drum with a proper capacity to clean clothes according to needs, so that the use convenience of the user is improved. Moreover, the rotating disc which can rotate and move up and down is arranged at the bottom of the mounting cavity, the stator and the rotor assembly which are matched with each other are arranged on the rotating disc, the first washing cylinder, the second washing cylinder, the drying cylinder or the sterilizing cylinder can be respectively driven to rotate by rotating and moving up and down the rotating disc, and therefore a plurality of motors are not required to be arranged to respectively drive the first washing cylinder, the second washing cylinder, the drying cylinder or the sterilizing cylinder, and the cost is saved.
In some embodiments of the utility model, the electric machine further comprises: a first transmission member formed in a ring shape, the first transmission member being connected with an outer bottom wall of the first washing tub, the rotor assembly including: the rotor is rotatably arranged on the outer side of the stator, the driving piece is connected to the outer peripheral wall of the rotor, and the driving piece is suitable for being connected with the first transmission piece to drive the first transmission piece to rotate at the first position.
In some embodiments of the utility model, the first transmission member has first teeth on an inner peripheral wall thereof, the drive member has second teeth on an outer peripheral wall thereof, and the rotary disc is adapted to move between a first position in which the first teeth are engaged with the second teeth and a fifth position in which the first teeth are disengaged from the second teeth.
In some embodiments of the utility model, the electric machine further comprises: and the second transmission piece is formed into an annular shape and is connected with the outer bottom wall of the second washing drum, and in the second position, the driving piece is suitable for being connected with the second transmission piece so as to drive the second transmission piece to rotate.
In some embodiments of the utility model, the second transmission member has third teeth on an inner peripheral wall thereof, the drive member has second teeth on an outer peripheral wall thereof, and the rotary disk is adapted to move between a second position in which the third teeth are engaged with the second teeth and a sixth position in which the third teeth are disengaged from the second teeth.
In some embodiments of the utility model, the electric machine further comprises: the third transmission piece is formed into an annular shape and is connected with the outer bottom wall of the drying drum, and in the third position, the driving piece is suitable for being connected with the third transmission piece so as to drive the third transmission piece to rotate; the fourth transmission piece is in an annular shape and is connected with the outer bottom wall of the sterilizing barrel, and the driving piece is suitable for being connected with the fourth transmission piece to drive the fourth transmission piece to rotate at the fourth position.
In some embodiments of the utility model, the inner peripheral wall of the third transmission member is provided with fourth teeth, the outer peripheral wall of the driving member is provided with second teeth, and the rotating disc is adapted to move between a third position in which the fourth teeth are engaged with the second teeth and a seventh position in which the fourth teeth are disengaged from the second teeth; and a fifth tooth is arranged on the inner peripheral wall of the fourth transmission member, the rotating disc is suitable for moving between a fourth position and an eighth position, the fifth tooth is meshed with the second tooth in the fourth position, and the fifth tooth is separated from the second tooth in the eighth position.
In some embodiments of the present invention, an annular piston disc is disposed in the first washing tub, an outer circumferential wall of the piston disc abuts against an inner circumferential wall of the first washing tub, and the piston disc is adapted to move along an axial direction of the first washing tub under the driving of a driving mechanism.
In some embodiments of the present invention, the piston disc is adapted to move between a ninth position where a volume of a containing space defined by the piston disc and the inner circumferential wall of the first washing drum is a and a tenth position where a volume of a containing space defined by the piston disc and the inner circumferential wall of the first washing drum is B, and satisfies: a is 2B.
A washing machine according to an embodiment of the present invention includes: according to the above motor.
According to the washing machine provided by the embodiment of the utility model, the first washing drum and the second washing drum with different depths are arranged, so that the first washing drum and the second washing drum with different capacities can be formed, and a user can select the first washing drum or the second washing drum with a proper capacity to wash clothes according to needs, thereby improving the use convenience of the user. Moreover, the rotating disc which can rotate and move up and down is arranged at the bottom of the mounting cavity, the stator and the rotor assembly which are matched with each other are arranged on the rotating disc, the first washing cylinder, the second washing cylinder, the drying cylinder or the sterilizing cylinder can be respectively driven to rotate by rotating and moving up and down the rotating disc, and therefore a plurality of motors are not required to be arranged to respectively drive the first washing cylinder, the second washing cylinder, the drying cylinder or the sterilizing cylinder, and the cost is saved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a washing machine according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a motor, a first washing drum and a second washing drum according to an embodiment of the present invention, wherein a rotary disk is in a first position;
FIG. 3 is a schematic structural view of the motor, the first washing drum and the second washing drum according to the embodiment of the present invention, wherein the rotary disk is in the second position;
FIG. 4 is a schematic structural view of a motor, a drying drum and a sterilizing drum according to an embodiment of the present invention, wherein the rotary plate is in a third position;
FIG. 5 is a schematic structural view of a motor, a drying drum and a sterilizing drum according to an embodiment of the present invention, wherein a rotary disk is in a seventh position;
FIG. 6 is a schematic structural view of a motor, a drying drum and a sterilizing drum according to an embodiment of the present invention, wherein a rotary disk is in a fourth position;
fig. 7 is a schematic structural view of a rotary disk, a stator, and a rotor according to an embodiment of the present invention.
Reference numerals:
the washing machine 100, the installation chamber 10,
the first washing tub 1, the first transmission member 11,
the second washing tub 2, the second transmission member 21,
the drying cylinder 3, the third transmission member 31,
the sterilizing cylinder 4, the fourth transmission piece 41,
the rotation disc 5, the motor 200, the stator 6,
rotor assembly 7, rotor 71, piston disc 8, drive mechanism 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "lateral," "length," "upper," "lower," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A motor 200 for a washing machine 100 according to an embodiment of the present invention will be described with reference to fig. 1 to 7, in which the washing machine 100 includes: the washing machine comprises a shell, a first washing drum 1, a second washing drum 2, a drying drum 3 and a sterilizing drum 4.
Specifically, as shown in fig. 1-3, the housing defines a mounting cavity 10; the first washing cylinder 1, the second washing cylinder 2, the drying cylinder 3 and the sterilizing cylinder 4, the first washing cylinder 1, the second washing cylinder 2, the drying cylinder 3 and the sterilizing cylinder 4 are all arranged in the installation cavity 10, the first washing cylinder 1, the second washing cylinder 2, the drying cylinder 3 and the sterilizing cylinder 4 are uniformly arranged at intervals along the circumferential direction of the installation cavity 10, the rotating axes of the first washing cylinder 1, the second washing cylinder 2, the drying cylinder 3 and the sterilizing cylinder 4 are parallel and are arranged at intervals, and the depth of the first washing cylinder 1 is larger than that of the second washing cylinder 2. It can be understood that, by providing the first and second washing drums 1 and 2 with different depths, two kinds of first and second washing drums 1 and 2 with different capacities can be formed, and the user can select the first washing drum 1 or the second washing drum 2 with a proper capacity as required to wash the laundry, thereby improving the convenience of the user.
As shown in fig. 1 to 3, a motor 200 according to an embodiment of the present invention includes: a rotating disc 5, a stator 6 and a rotor assembly 7.
Specifically, as shown in fig. 1-7, the rotating disc 5 is rotatably disposed on the bottom wall of the installation cavity 10, and along the axial direction of the installation cavity 10, the rotating disc 5 and the first washing drum 1, the second washing drum 2, the drying drum 3 and the sterilizing drum 4 are all disposed at intervals, the rotating disc 5 is adapted to move up and down along the axial direction of the installation cavity 10, the stator 6 is disposed on the rotating disc 5, the rotating disc 5 is adapted to drive the stator 6 to rotate, so that the central axis of the stator 6 coincides with the central axis of one of the first washing drum 1, the second washing drum 2, the drying drum 3 and the sterilizing drum 4, the rotor assembly 7 is rotatably sleeved outside the stator 6, and the rotor assembly 7 can be used to drive one of the first washing drum 1, the second washing drum 2, the drying drum 3 and the sterilizing drum 4 to rotate.
Through the rotating disc 5 that sets up rotatable, can reciprocate in the bottom of installation cavity 10 to set up stator 6 and rotor subassembly 7 of mutually supporting on rotating disc 5, through rotating and reciprocate rotating disc 5, can drive first washing section of thick bamboo 1, second washing section of thick bamboo 2, drying cylinder 3 or retort 4 respectively and rotate, no longer need set up a plurality of motors 200 and drive first washing section of thick bamboo 1, second washing section of thick bamboo 2, drying cylinder 3 or retort 4 respectively from this, thereby saved the cost. Specifically, in one example of the present invention, a circular groove is formed on the rotary disk 5, and the lower end of the motor 200 is engaged in the groove to prevent the motor 200 and the rotary disk 5 from rotating relatively.
As shown in fig. 2, 3, 5 and 6, the rotary disk 5 is adapted to rotate between a first position, a second position, a third position and a fourth position.
As shown in fig. 2, in the first position, the central axis of the stator 6 coincides with the central axis of the first washing drum 1, and the rotor assembly 7 is adapted to cooperate with the stator 6 to drive the first washing drum 1 to rotate. It can be understood that, when the user needs to use the first washing tub 1 to wash clothes, the user can drive the rotary disc 5 to move to the first position and drive the first washing tub 1 to rotate by the cooperation between the rotor assembly 7 and the stator 6.
As shown in fig. 3, in the second position, the central axis of the stator 6 coincides with the central axis of the second washing drum 2, and the rotor assembly 7 is adapted to cooperate with the stator 6 to drive the second washing drum 2 to rotate. It can be understood that when the user needs to use the second washing drum 2 to wash the clothes, the user can drive the rotary disk 5 to move to the second position and drive the second washing drum 2 to rotate by the cooperation between the rotor assembly 7 and the stator 6.
In the third position, as shown in fig. 5, the central axis of stator 6 coincides with the central axis of drum 3, and rotor assembly 7 is adapted to cooperate with stator 6 to drive drum 3 in rotation. It will be appreciated that when a user desires to wash clothes using drum 3, rotatable disc 5 may be driven to move to the third position and drum 3 may be driven to rotate by cooperation between rotor assembly 7 and stator 6.
As shown in fig. 6, in the fourth position, the central axis of the stator 6 coincides with the central axis of the sterilizing drum 4, and the rotor assembly 7 is adapted to cooperate with the stator 6 to drive the sterilizing drum 4 to rotate. It can be understood that, when a user needs to use the sterilizing drum 4 to wash clothes, the user can drive the rotating disc 5 to move to the fourth position and drive the sterilizing drum 4 to rotate by the cooperation between the rotor assembly 7 and the stator 6. It should be noted that, in an example of the present invention, an ultraviolet germicidal lamp is disposed in the mounting chamber 10, and the ultraviolet germicidal lamp is disposed around the sterilizing cylinder 4.
According to the motor 200 of the embodiment of the present invention, the first washing drum 1 and the second washing drum 2 having different depths are provided, so that the first washing drum 1 and the second washing drum 2 having two different capacities can be formed, and a user can select the first washing drum 1 or the second washing drum 2 having a proper capacity as required to wash laundry, thereby improving convenience of use for the user. Moreover, the rotating disc 5 which can rotate and move up and down is arranged at the bottom of the mounting cavity 10, the stator 6 and the rotor assembly 7 which are matched with each other are arranged on the rotating disc 5, and the first washing drum 1, the second washing drum 2, the drying drum 3 or the sterilizing drum 4 can be respectively driven to rotate by rotating and moving up and down the rotating disc 5, so that a plurality of motors 200 are not needed to be arranged to respectively drive the first washing drum 1, the second washing drum 2, the drying drum 3 or the sterilizing drum 4, and the cost is saved.
As shown in fig. 2, in some embodiments of the utility model, the motor 200 further comprises: a first transmission member 11, the first transmission member 11 being formed in a ring shape, the first transmission member 11 being connected to an outer bottom wall of the first washing tub 1, the rotor assembly 7 including: the rotor 71 and the driving member, the rotor 71 is rotatably disposed outside the stator 6, the driving member is connected to the outer peripheral wall of the rotor 71, and in the first position, the driving member is adapted to be connected to the first transmission member 11 to drive the first transmission member 11 to rotate. It can be understood that the rotor 71 can be driven to rotate by the interaction between the stator 6 and the rotor 71, and the rotor 71 can drive the driving member to move synchronously, and the first washing drum 1 can be driven to rotate synchronously by the first transmission member 11 while the driving member moves, so that the complexity of the structure can be simplified. It should be noted that the stator 6 can generate a rotating magnetic field, and the rotor 71 is made of a permanent magnetic material.
In some embodiments of the utility model, the first transmission member 11 is provided with first teeth on its inner circumferential wall and second teeth on its outer circumferential wall, and the rotatable disc 5 is adapted to move between a first position in which the first teeth are in engagement with the second teeth and a fifth position in which the first teeth are disengaged from the second teeth. It will be appreciated that mechanical transmission can be achieved by engagement of the first and second teeth, and that there are advantages to the smooth and efficient transmission process. Further, the rotary disk 5 is adapted to be moved between the first position and the fifth position, and when the user needs to use the first washing tub 1, the rotary disk 5 can be rotated so that the central axis of the rotor 71 coincides with the central axis of the first washing tub 1, and then the rotary disk 5 is moved up and down so that the first teeth and the second teeth are engaged; when the user no longer uses the first laundry drum 1, the rotary disk 5 may be moved downward such that the first and second teeth are separated.
In some embodiments of the present invention, as shown in fig. 3, the motor 200 further comprises: a second transmission member 21, the second transmission member 21 being formed in a ring shape, the second transmission member 21 being connected to the outer bottom wall of the second washing tub 2, and in the second position, the driving member is adapted to be connected to the second transmission member 21 to drive the second transmission member 21 to rotate. It can be understood that the rotor 71 can be driven to rotate by the interaction of the stator 6 and the rotor 71, and the rotor 71 can drive the driving member to move synchronously, and the second washing drum 2 can be driven to rotate synchronously by the second transmission member 21 while the driving member moves, so that the complexity of the structure can be simplified.
In some embodiments of the utility model, the second transmission member 21 is provided with third teeth on its inner circumferential wall and the drive member is provided with second teeth on its outer circumferential wall, the rotatable disc 5 being adapted to move between a second position in which the third teeth are in engagement with the second teeth and a sixth position in which the third teeth are disengaged from the second teeth. It will be appreciated that mechanical transmission can be achieved by engagement of the third teeth with the second teeth, and that there are advantages to the smooth and efficient transmission process. Further, the rotary disk 5 is adapted to be moved between the second position and the sixth position, and when the user needs to use the second washing tub 2, the rotary disk 5 can be rotated so that the central axis of the rotor 71 coincides with the central axis of the second washing tub 2, and then the rotary disk 5 is moved up and down so that the third teeth and the second teeth are engaged; when the user no longer uses the second laundry drum 2, the rotary disk 5 may be moved downward such that the third teeth and the second teeth are separated.
In some embodiments of the present invention, as shown in fig. 5 and 6, the motor 200 further comprises: third transmission member 31, third transmission member 31 is formed in a ring shape, third transmission member 31 is connected to the outer bottom wall of drum 3, and in the third position, the driving member is adapted to be connected to third transmission member 31 to drive third transmission member 31 to rotate. It can be understood that the rotor 71 can be driven to rotate by the interaction between the stator 6 and the rotor 71, and the rotor 71 can drive the driving member to move synchronously, and the drying drum 3 can be driven to rotate synchronously by the third transmission member 31 while the driving member moves, so that the complexity of the structure can be simplified.
In some embodiments of the present invention, as shown in fig. 5 and 6, the motor 200 further comprises: a fourth transmission piece 41, the fourth transmission piece 41 is formed into a ring shape, the fourth transmission piece 41 is connected with the outer bottom wall of the sterilizing barrel 4, and in the fourth position, the driving piece is suitable for being connected with the fourth transmission piece 41 to drive the fourth transmission piece 41 to rotate. It can be understood that the rotor 71 can be driven to rotate by the interaction between the stator 6 and the rotor 71, and the rotor 71 can drive the driving member to move synchronously, and the driving member can drive the sterilizing barrel 4 to rotate synchronously by the fourth transmission member 41 while moving, thereby simplifying the structure.
In some embodiments of the utility model, the third transmission member 31 is provided with fourth teeth on its inner peripheral wall and second teeth on its outer peripheral wall, and the rotatable disc 5 is adapted to move between a third position in which the fourth teeth are in engagement with the second teeth and a seventh position in which the fourth teeth are disengaged from the second teeth. It will be appreciated that mechanical transmission can be achieved by engagement of the fourth teeth with the second teeth, and that there are advantages to smooth and efficient transmission. Furthermore, rotary disk 5 is adapted to be moved between the third position and the seventh position, when the user desires to use drum 3, by rotating rotary disk 5 so that the central axis of rotor 71 coincides with the central axis of drum 3, and then moving rotary disk 5 up and down so that the fourth teeth and the second teeth are engaged; when the user no longer uses drum 3, rotating disc 5 may be moved downward such that the fourth tooth and the second tooth are separated.
In some embodiments of the utility model, the fourth transmission member 41 is provided, on its inner peripheral wall, with a fifth tooth, the rotating disc 5 being adapted to move between a fourth position, in which the fifth tooth is in engagement with the second tooth, and an eighth position, in which the fifth tooth is disengaged from the second tooth. It will be appreciated that mechanical transmission can be achieved by engagement of the fifth tooth with the second tooth, and that there are advantages to smooth and efficient transmission. Further, the rotary plate 5 is adapted to be moved between the fourth position and the eighth position, and when the user desires to use the sterilizing drum 4, the fifth tooth and the second tooth are engaged by rotating the rotary plate 5 so that the center axis of the rotor 71 coincides with the center axis of the sterilizing drum 4 and then moving the rotary plate 5 up and down; when the user does not use the sterilizing drum 4 any more, the rotary disk 5 can be moved down so that the fifth tooth and the second tooth are separated.
In some embodiments of the present invention, as shown in fig. 2, an annular piston disc 8 is provided in the first washing tub 1, the outer circumferential wall of the piston disc 8 abuts against the inner circumferential wall of the first washing tub 1, and the piston disc 8 is adapted to move along the axial direction of the first washing tub 1 under the driving of the driving mechanism 9. It can be understood that the first washing drum 1 has a large axial dimension and the arm of the user has a relatively limited length, and by providing the movable piston disc 8, the clothes at the bottom can be pushed to the opening of the first washing drum 1 by the piston disc 8, so that the user can take the clothes conveniently.
In some embodiments of the present invention, the piston disc 8 is adapted to move between a ninth position, in which the volume of the containing space defined by the piston disc 8 and the inner circumferential wall of the first washing drum 1 is a, and a tenth position, in which the volume of the containing space defined by the piston disc 8 and the inner circumferential wall of the first washing drum 1 is B, and satisfies: a is 2B. Through experimental research, the volume a of the containing space defined by the piston disc 8 and the inner circumferential wall of the first washing drum 1 is set to be twice the volume of the containing space B defined by the piston disc 8 and the inner circumferential wall of the first washing drum 1, so that the first washing drum 1 can be ensured to have a good containing space, and the inertia force and the rotation noise of the first washing drum 1 during rotation can be reduced.
The washing machine 100 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
The washing machine 100 according to an embodiment of the present invention includes: according to the above described motor 200.
According to the washing machine 100 of the embodiment of the present invention, the first washing drum 1 and the second washing drum 2 having different depths are provided, so that the first washing drum 1 and the second washing drum 2 having two different capacities can be formed, and a user can select the first washing drum 1 or the second washing drum 2 having a proper capacity as required to wash laundry, thereby improving convenience of use for the user. Moreover, the rotating disc 5 which can rotate and move up and down is arranged at the bottom of the mounting cavity 10, the stator 6 and the rotor assembly 7 which are matched with each other are arranged on the rotating disc 5, and the first washing drum 1, the second washing drum 2, the drying drum 3 or the sterilizing drum 4 can be respectively driven to rotate by rotating and moving up and down the rotating disc 5, so that a plurality of motors 200 are not needed to be arranged to respectively drive the first washing drum 1, the second washing drum 2, the drying drum 3 or the sterilizing drum 4, and the cost is saved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An electric motor for a washing machine, the electric motor comprising:
a housing defining a mounting cavity;
the laundry machine comprises a first laundry drum, a second laundry drum, a drying drum and a sterilizing drum, wherein the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are all arranged in an installation cavity, the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are uniformly arranged at intervals along the circumferential direction of the installation cavity, the rotating axes of the first laundry drum, the second laundry drum, the drying drum and the sterilizing drum are parallel and arranged at intervals, the depth of the first laundry drum is larger than that of the second laundry drum, and the motor comprises:
the rotating disc is rotatably arranged on the bottom wall of the installation cavity and is arranged along the axial direction of the installation cavity, the rotating disc, the first washing drum, the second washing drum, the drying drum and the sterilizing drum are arranged at intervals, and the rotating disc is suitable for moving up and down along the axial direction of the installation cavity;
the stator is arranged on the rotating disc, and the rotating disc is suitable for driving the stator to rotate so that the central axis of the stator is coincided with the central axis of one of the first washing drum, the second washing drum, the drying drum and the sterilizing drum;
a rotor component which is rotatably sleeved outside the stator,
wherein the rotating disc is adapted to rotate between a first position, a second position, a third position and a fourth position, in the first position, the central axis of the stator coincides with the central axis of the first washing drum, and the rotor assembly is adapted to cooperate with the stator to drive the first washing drum to rotate; in the second position, the central axis of the stator is coincident with the central axis of the second washing drum, and the rotor assembly is suitable for being matched with the stator to drive the second washing drum to rotate; in the third position, the central axis of the stator is coincident with the central axis of the drying drum, and the rotor assembly is suitable for being matched with the stator to drive the drying drum to rotate; in the fourth position, the central axis of the stator is coincident with the central axis of the sterilizing barrel, and the rotor assembly is suitable for being matched with the stator to drive the sterilizing barrel to rotate.
2. The electric machine of claim 1, further comprising: a first transmission member formed in a ring shape, the first transmission member being connected with an outer bottom wall of the first washing tub, the rotor assembly including: the rotor is rotatably arranged on the outer side of the stator, the driving piece is connected to the outer peripheral wall of the rotor, and the driving piece is suitable for being connected with the first transmission piece to drive the first transmission piece to rotate at the first position.
3. An electric motor according to claim 2, wherein the first drive member has first teeth on an inner circumferential wall thereof and second teeth on an outer circumferential wall thereof, and the rotatable disc is adapted to move between a first position in which the first teeth are in engagement with the second teeth and a fifth position in which the first teeth are disengaged from the second teeth.
4. The electric machine of claim 2, further comprising: and the second transmission piece is formed into an annular shape and is connected with the outer bottom wall of the second washing drum, and in the second position, the driving piece is suitable for being connected with the second transmission piece so as to drive the second transmission piece to rotate.
5. An electric machine as claimed in claim 4, wherein the second drive member has third teeth on an inner peripheral wall thereof and the drive member has second teeth on an outer peripheral wall thereof, the rotatable disc being adapted to move between a second position in which the third teeth are in engagement with the second teeth and a sixth position in which the third teeth are disengaged from the second teeth.
6. The electric machine of claim 2, further comprising:
the third transmission piece is formed into an annular shape and is connected with the outer bottom wall of the drying drum, and in the third position, the driving piece is suitable for being connected with the third transmission piece so as to drive the third transmission piece to rotate;
the fourth transmission piece is in an annular shape and is connected with the outer bottom wall of the sterilizing barrel, and the driving piece is suitable for being connected with the fourth transmission piece to drive the fourth transmission piece to rotate at the fourth position.
7. An electric motor according to claim 6, wherein the third drive member has fourth teeth on an inner peripheral wall thereof, the drive member has second teeth on an outer peripheral wall thereof, and the rotatable disc is adapted to move between a third position in which the fourth teeth are in engagement with the second teeth and a seventh position in which the fourth teeth are disengaged from the second teeth; and a fifth tooth is arranged on the inner peripheral wall of the fourth transmission member, the rotating disc is suitable for moving between a fourth position and an eighth position, the fifth tooth is meshed with the second tooth in the fourth position, and the fifth tooth is separated from the second tooth in the eighth position.
8. The motor of claim 1, wherein an annular piston disc is arranged in the first washing drum, the outer circumferential wall of the piston disc is abutted with the inner circumferential wall of the first washing drum, and the piston disc is suitable for moving along the axial direction of the first washing drum under the driving of the driving mechanism.
9. The motor of claim 8, wherein the piston disc is adapted to move between a ninth position, in which the piston disc defines with the inner circumferential wall of the first washing drum a containing space having a volume a, and a tenth position, in which the piston disc defines with the inner circumferential wall of the first washing drum a containing space having a volume B, and satisfies: a is 2B.
10. A washing machine, characterized by comprising: the electric machine of any of claims 1-9.
CN202122766739.1U 2021-11-10 2021-11-10 Motor and washing machine with same Active CN216237771U (en)

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CN202122766739.1U CN216237771U (en) 2021-11-10 2021-11-10 Motor and washing machine with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122766739.1U CN216237771U (en) 2021-11-10 2021-11-10 Motor and washing machine with same

Publications (1)

Publication Number Publication Date
CN216237771U true CN216237771U (en) 2022-04-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN216237771U (en)

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