CN216129827U - Motor for drum washing machine and drum washing machine - Google Patents
Motor for drum washing machine and drum washing machine Download PDFInfo
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- CN216129827U CN216129827U CN202122703092.8U CN202122703092U CN216129827U CN 216129827 U CN216129827 U CN 216129827U CN 202122703092 U CN202122703092 U CN 202122703092U CN 216129827 U CN216129827 U CN 216129827U
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Abstract
The utility model discloses a motor for a drum washing machine and the drum washing machine, the drum washing machine includes: first washing cylinder, second washing cylinder and drying cylinder, the degree of depth of first washing cylinder is greater than the degree of depth of drying cylinder, and the motor includes: a stator; the first rotor component is rotatably sleeved on the stator and is suitable for driving the drying drum to rotate; the second rotor assembly is rotatably sleeved on the stator and is suitable for driving the first washing cylinder to rotate; and the third rotor assembly is rotatably sleeved on the stator and is suitable for driving the second washing cylinder to rotate. According to the motor provided by the embodiment of the utility model, a plurality of motors are not needed to drive the drying cylinder, the first washing cylinder and the second washing cylinder respectively, so that the cost is saved, and the drying cylinder, the first washing cylinder and the second washing cylinder can independently operate, so that the use convenience of a user is further improved.
Description
Technical Field
The utility model relates to the technical field of washing machines, in particular to a motor for a drum washing machine and the drum washing machine.
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. To this end, the present invention proposes a motor for a drum washing machine having advantages of low cost.
The utility model also provides a drum washing machine which comprises the motor for the drum washing machine.
According to an embodiment of the present invention, a motor for a drum washing machine includes: the washing machine comprises a first washing drum, a second washing drum and a drying drum, wherein the first washing drum, the second washing drum and the drying drum are coaxially arranged, the first washing drum is arranged around the drying drum, the second washing drum is arranged around the first washing drum, the depth of the first washing drum is larger than that of the drying drum, the depth of the second washing drum is larger than that of the first washing drum, the second washing drum and the drying drum are suitable for relative rotation, and the motor comprises: the stator is coaxially arranged with the drying drum and is positioned on one axial side of the drying drum; the first rotor assembly is rotatably sleeved on the stator and is suitable for driving the drying drum to rotate; the second rotor assembly is rotatably sleeved on the stator and is positioned on one side of the first rotor assembly, which is far away from the drying cylinder, and the second rotor assembly is suitable for driving the first washing cylinder to rotate; the third rotor assembly is rotatably sleeved on the stator and is positioned on one side, deviating from the drying cylinder, of the second rotor assembly, and the third rotor assembly is suitable for driving the second washing cylinder to rotate.
According to the motor for the drum 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 and/or the second washing drum with proper capacities as required to clean clothes, thereby improving the use convenience of the user. Moreover, the first rotor assembly, the second rotor assembly and the third rotor assembly are arranged on the same stator, and the drying cylinder, the first washing cylinder and the second washing cylinder are respectively driven to rotate by the first rotor assembly, the second rotor assembly and the third rotor assembly, so that a plurality of motors are not required to be arranged to respectively drive the drying cylinder, the first washing cylinder and the second washing cylinder, the cost is saved, the drying cylinder, the first washing cylinder and the second washing cylinder can independently operate, and the use convenience of a user is further improved.
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 drying drum, the first rotor assembly including: the first rotor and the first driving piece, the first rotor rotationally establishes the outside of stator, first driving piece is connected on the periphery wall of first rotor, first driving piece be suitable for with first driving piece is connected in order to drive first driving piece rotates.
In some embodiments of the present invention, an inner peripheral wall of the first driving member is provided with first teeth, an outer peripheral wall of the first driving member is provided with second teeth matched with the first teeth, and the first driving member is adapted to slide along an axial direction of the first rotor so as to engage or disengage the first teeth and the second teeth.
In some embodiments of the utility model, the electric machine further comprises: the second driving medium, the second driving medium forms into the annular, the second driving medium locates outside the said first laundry cylinder, and the said second driving medium is connected with perisporium towards one side of said stator of the said first laundry cylinder, the said second rotor assembly includes: the second rotor is rotatably arranged on the outer side of the stator, the second driving piece is connected to the outer peripheral wall of the second rotor, and the second driving piece is suitable for being connected with the second transmission piece to drive the second transmission piece to rotate.
In some embodiments of the present invention, the second transmission member is provided with third teeth on an inner peripheral wall thereof, and the second driving member is provided with fourth teeth on an outer peripheral wall thereof, the fourth teeth being engaged with the third teeth, and the second driving member is adapted to slide along an axial direction of the second rotor so as to engage or disengage the third teeth and the fourth teeth.
In some embodiments of the utility model, the electric machine further comprises: a third transmission member formed in an annular shape, the third transmission member being located outside the second washing tub, and the third transmission member being connected to a circumferential wall of the second washing tub facing the stator, the second rotor assembly including: the third rotor is rotatably arranged on the outer side of the stator, the third driving piece is connected to the outer peripheral wall of the second rotor, and the third driving piece is suitable for being connected with the third transmission piece to drive the third transmission piece to rotate.
In some embodiments of the present invention, fifth teeth are disposed on an inner peripheral wall of the third transmission member, sixth teeth cooperating with the fifth teeth are disposed on an outer peripheral wall of the third driving member, and the third driving member is adapted to slide along an axial direction of the third rotor to engage or disengage the fifth teeth and the sixth teeth.
In some embodiments of the present invention, an annular first piston disc is disposed in the first washing drum, an outer circumferential wall of the first piston disc abuts against an inner circumferential wall of the first washing drum, an inner circumferential wall of the first piston disc abuts against an outer circumferential wall of the drying drum, and the first piston disc is adapted to move along an axial direction of the first washing drum under the driving of a first driving mechanism; the second washing cylinder is internally provided with an annular second piston disc, the outer peripheral wall of the second piston disc is abutted to the inner peripheral wall of the second washing cylinder, the inner peripheral wall of the second piston disc is abutted to the outer peripheral wall of the first washing cylinder, and the second piston disc is suitable for moving along the axial direction of the second washing cylinder under the driving of a second driving mechanism.
In some embodiments of the present invention, the first piston disc is adapted to move between a first position in which a volume of a containing space defined by the first piston disc and the inner circumferential wall of the first washing drum is a and a second position in which a volume of a containing space defined by the first piston disc and the inner circumferential wall of the first washing drum is B, and satisfies: a is 2B; the second piston disc is adapted to move between a third position where the volume of the containing space defined by the second piston disc and the inner circumferential wall of the second washing drum is C and a fourth position where the volume of the containing space defined by the second piston disc and the inner circumferential wall of the second washing drum is D, and satisfies: c ═ 2D.
A drum washing machine according to an embodiment of the present invention includes: the motor for the drum washing machine is provided.
According to the drum 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 and/or the second washing drum with the proper capacity to wash clothes according to needs, thereby improving the use convenience of the user. Moreover, the first rotor assembly, the second rotor assembly and the third rotor assembly are arranged on the same stator, and the drying cylinder, the first washing cylinder and the second washing cylinder are respectively driven to rotate by the first rotor assembly, the second rotor assembly and the third rotor assembly, so that a plurality of motors are not required to be arranged to respectively drive the drying cylinder, the first washing cylinder and the second washing cylinder, the cost is saved, the drying cylinder, the first washing cylinder and the second washing cylinder can independently operate, and the use convenience of a user is further improved.
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 drum washing machine according to an embodiment of the present invention;
fig. 2 is a sectional view illustrating an operation state of one of a motor, a first washing drum, a second washing drum and a drying drum according to an embodiment of the present invention;
fig. 3 is a sectional view illustrating another operation state of the motor, the first washing drum, the second washing drum and the drying drum according to the embodiment of the present invention.
Reference numerals:
the drum type washing machine 100 is provided with,
a first washing tub 10, a second transmission member 11,
the second washing tub 20, the third transmission member 21,
the drying cylinder 30, the first transmission member 31,
the number of windings of the motor 40, the stator 41,
the first rotor assembly 42, the first rotor 421, the first driver 422,
the second rotor assembly 43, the second rotor 431, the second driver 432,
the third rotor assembly 44, the third rotor 441, the third driver 442,
a first piston disc 51, a first drive mechanism 52,
a second piston disc 53, a second drive mechanism 54.
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.
The motor 40 for the drum washing machine 100 according to the embodiment of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1, the drum washing machine 100 includes: the laundry washing machine comprises a first washing drum 10, a second washing drum 20 and a drying drum 30, wherein the first washing drum 10, the second washing drum 20 and the drying drum 30 are coaxially arranged, the first washing drum 10 is arranged around the drying drum 30, the second washing drum 20 is arranged around the first washing drum 10, the depth of the first washing drum 10 is larger than that of the drying drum 30, the depth of the second washing drum 20 is larger than that of the first washing drum 10, and the first washing drum 10, the second washing drum 20 and the drying drum 30 are suitable for relative rotation. By providing the first and second washing drums 10 and 20 with different depths, two kinds of first and second washing drums 10 and 20 with different capacities can be formed, and the user can select the first and/or second washing drum 10 and 20 with a proper capacity as required to wash the laundry, thereby improving the convenience of the user.
As shown in fig. 1, according to a motor 40 for a drum washing machine 100 according to an embodiment of the present invention, the motor 40 includes: a stator 41, a first rotor assembly 42, a second rotor assembly 43, and a third rotor assembly 44.
Specifically, as shown in fig. 1 and 2, stator 41 is disposed coaxially with drum 30, and stator 41 is located at one axial side of drum 30. It will be appreciated that by positioning stator 41 on one axial side of drum 30, interference between drum 30 and stator 41 may be avoided. Note that the stator 41 may generate a rotating magnetic field.
As shown in fig. 1 and 2, first rotor assembly 42 is rotatably mounted on stator 41, and first rotor assembly 42 is adapted to drive drum 30 to rotate. It can be understood that the first rotor 421 is disposed outside the stator 41, and the rotating magnetic field generated by the stator 41 can drive the first rotor 421 to rotate relative to the stator 41, and the rotating first rotor 421 can drive the drying drum 30 to rotate synchronously. Note that the first rotor 421 is made of a permanent magnetic material.
As shown in fig. 1 and fig. 2, the second rotor assembly 43 is rotatably disposed on the stator 41, and the second rotor assembly 43 is located on a side of the first rotor assembly 42 facing away from the drying cylinder 30, and the second rotor assembly 43 is adapted to drive the first washing cylinder 10 to rotate. It can be understood that the second rotor 431 is disposed outside the stator 41, and the rotating magnetic field generated by the stator 41 can drive the second rotor 431 to rotate relative to the stator 41, and the rotating second rotor 431 can drive the first washing tub 10 to rotate synchronously. Note that the second rotor 431 is made of a permanent magnetic material.
As shown in fig. 1 and fig. 2, the third rotor assembly 44 is rotatably disposed on the stator 41, and the third rotor assembly 44 is located on a side of the second rotor assembly 43 away from the drying cylinder 30, and the third rotor assembly 44 is adapted to drive the second washing cylinder 20 to rotate. It can be understood that the third rotor 441 is disposed outside the stator 41, and the rotating magnetic field generated by the stator 41 can drive the third rotor 441 to rotate relative to the stator 41, and the rotating third rotor 441 can drive the second washing tub 20 to rotate synchronously. Note that the third rotor 441 is made of a permanent magnetic material.
By arranging the first, second and third rotor assemblies 42, 43 and 44 on the same stator 41, the first, second and third rotor assemblies 42, 43 and 44 are used to drive the drying drum 30, the first washing drum 10 and the second washing drum 20 to rotate, respectively, so that it is no longer necessary to provide a plurality of motors 40 to drive the drying drum 30, the first washing drum 10 and the second washing drum 20, respectively, thereby saving the cost, and the drying drum 30, the first washing drum 10 and the second washing drum 20 can be operated independently, further improving the convenience of the user.
In the present invention, the stator 41 is provided with a first induction coil, a second induction coil and a third induction coil, wherein the first induction coil is disposed opposite to the first rotor 421, the second induction coil is disposed opposite to the second rotor 431, the third induction coil is disposed opposite to the third rotor 441, and the first induction coil, the second induction coil and the third induction coil are disposed in parallel. It is understood that when the first rotor 421 needs to be driven to rotate, the first induction coil can be kept energized; when the second rotor 431 needs to be driven to rotate, the second induction coil can be kept electrified; when it is necessary to drive the third rotor 441 to rotate, the third induction coil may be kept energized.
According to the motor 40 for the drum washing machine 100 of the embodiment of the present invention, by providing the first and second washing drums 10 and 20 with different depths, two kinds of first and second washing drums 10 and 20 with different capacities can be formed, and a user can select the first and/or second washing drums 10 and 20 with a proper capacity as desired to wash laundry, thereby improving the convenience of the user. Moreover, by arranging the first, second and third rotor assemblies 42, 43 and 44 on the same stator 41, the first, second and third rotor assemblies 42, 43 and 44 are used to drive the drying drum 30, the first washing drum 10 and the second washing drum 20 to rotate, respectively, so that it is no longer necessary to provide a plurality of motors 40 to drive the drying drum 30, the first washing drum 10 and the second washing drum 20, respectively, thereby saving the cost, and the drying drum 30, the first washing drum 10 and the second washing drum 20 can be operated independently, further improving the convenience of the user.
In some embodiments of the present invention, as shown in fig. 1 and 2, the motor 40 further comprises: a first transmission member 31, the first transmission member 31 being formed in a ring shape, the first transmission member 31 being connected to an outer bottom wall of the drying drum 30, the first rotor assembly 42 including: the first rotor 421 is rotatably disposed outside the stator 41, the first driving member 422 is connected to the outer peripheral wall of the first rotor 421, and the first driving member 422 is adapted to be connected to the first transmission member 31 to drive the first transmission member 31 to rotate. It can be understood that, by the interaction between the stator 41 and the first rotor 421, the first rotor 421 can be driven to rotate, and the first rotor 421 can drive the first driving member 422 to move synchronously, and the first driving member 422 can drive the drying drum 30 to rotate synchronously via the first transmission member 31, so that the complexity of the structure can be simplified.
In some embodiments of the present invention, as shown in fig. 2 and 3, the first driving member 31 is provided with first teeth on an inner peripheral wall thereof, the first driving member 422 is provided with second teeth on an outer peripheral wall thereof, and the first driving member 422 is adapted to slide along an axial direction of the first rotor 421 so as to engage or disengage the first teeth and 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, first driving member 422 is adapted to slide along the axial direction of first rotor 421, when a user desires to use drum 30, by moving first driving member 422, first and second teeth are engaged; when a user does not need to use drum 30, first and second teeth may be disengaged by moving first drive 422.
In some embodiments of the present invention, as shown in fig. 1 and 2, the motor 40 further comprises: a second transmission member 11, the second transmission member 11 is formed in a ring shape, the second transmission member 11 is located outside the first washing tub 10, and the second transmission member 11 is connected to a peripheral wall of the first washing tub 10 facing the stator 41, the second rotor assembly 43 includes: a second rotor 431 and a second driving member 432, the second rotor 431 is rotatably disposed outside the stator 41, the second driving member 432 is connected to the outer circumferential wall of the second rotor 431, and the second driving member 432 is adapted to be connected to the second transmission member 11 to drive the second transmission member 11 to rotate. It can be understood that the interaction between the stator 41 and the second rotor 431 can drive the second rotor 431 to rotate, and the second rotor 431 can drive the second driving member 432 to move synchronously, and the second driving member 432 can drive the first washing drum 10 to rotate synchronously through the second transmission member 11, so that the structure complexity can be simplified.
In some embodiments of the present invention, as shown in fig. 2 and 3, the inner circumferential wall of the second transmission member 11 is provided with third teeth, the outer circumferential wall of the second driving member 432 is provided with fourth teeth matched with the third teeth, and the second driving member 432 is adapted to slide along the axial direction of the second rotor 431 to mesh or separate the third teeth and the fourth teeth. It will be appreciated that mechanical transmission can be achieved by engagement of the third and fourth teeth, and that there are advantages to smooth and efficient transmission. Further, the second driving member 432 is adapted to slide along the axial direction of the second rotor 431, and when the user needs to use the first laundry drum 10, the third and fourth teeth can be engaged by moving the second driving member 432; when the user does not need to use the first laundry drum 10, the third and fourth teeth may be separated by moving the second driving member 432.
In some embodiments of the present invention, as shown in fig. 1-3, the motor 40 further comprises: a third transmission member 21, the third transmission member 21 is formed in a ring shape, the third transmission member 21 is located outside the second washing tub 20, and the third transmission member 21 is connected to a peripheral wall of the second washing tub 20 facing the stator 41, the second rotor assembly 43 includes: a third rotor 441 and a third driving element 442, the third rotor 441 is rotatably disposed outside the stator 41, the third driving element 442 is connected to the outer circumferential wall of the second rotor 431, and the third driving element 442 is adapted to be connected to the third transmission member 21 to drive the third transmission member 21 to rotate. It can be understood that the interaction between the stator 41 and the third rotor 441 can drive the third rotor 441 to rotate, and the third rotor 441 can drive the third driving member 442 to move synchronously, and the third driving member 442 can drive the second washing tub 20 to rotate synchronously via the third transmission member 21, so that the structure complexity can be simplified.
In some embodiments of the present invention, as shown in fig. 2 and 3, fifth teeth are provided on an inner peripheral wall of the third transmission member 21, sixth teeth matched with the fifth teeth are provided on an outer peripheral wall of the third driving member 442, and the third driving member 442 is adapted to slide along an axial direction of the third rotor 441 so as to mesh or separate the fifth teeth and the sixth teeth. It will be appreciated that a mechanical transmission can be achieved by engagement of the fifth and sixth teeth, and that there are advantages to the smooth and efficient transmission process. Further, the third driving member 442 is adapted to slide along the axial direction of the third rotor 441, when the user desires to use the second laundry drum 20, by moving the third driving member 442 such that the fifth and sixth teeth are engaged; when the user does not need to use the second laundry drum 20, the fifth and sixth teeth may be separated by moving the second driving member 432.
In some embodiments of the present invention, as shown in fig. 1 and 2, an annular first piston disc 51 is disposed in the first washing tub 10, an outer circumferential wall of the first piston disc 51 abuts against an inner circumferential wall of the first washing tub 10, an inner circumferential wall of the first piston disc 51 abuts against an outer circumferential wall of the drying tub 30, and the first piston disc 51 is adapted to move along an axial direction of the first washing tub 10 under the driving of the first driving mechanism 52. It will be appreciated that the first washing drum 10 has a large axial dimension and the arm of the user has a relatively limited length, and by providing the movable first piston disc 51, the laundry at the bottom can be pushed to the opening of the first washing drum 10 by the first piston disc 51, so that the user can take the laundry conveniently.
In some embodiments of the present invention, as shown in fig. 1 and 2, an annular second piston disc 53 is provided in the second washing tub 20, an outer circumferential wall of the second piston disc 53 abuts against an inner circumferential wall of the second washing tub 20, an inner circumferential wall of the second piston disc 53 abuts against an outer circumferential wall of the first washing tub 10, and the second piston disc 53 is adapted to move in an axial direction of the second washing tub 20 under the driving of the second driving mechanism 54. It will be appreciated that the second washing drum 20 has a large axial dimension and the arm of the user has a relatively limited length, and by providing the movable second piston disc 53, the laundry at the bottom can be pushed to the open mouth of the second washing drum 20 by the second piston disc 53, thereby facilitating the user to take the laundry.
In some embodiments of the present invention, as shown in fig. 1 and 2, the first piston disc 51 is adapted to move between a first position where the volume of the containing space defined by the first piston disc 51 and the inner circumferential wall of the first washing tub 10 is a and a second position where the volume of the containing space defined by the first piston disc 51 and the inner circumferential wall of the first washing tub 10 is B, and satisfies: a is 2B. Through experimental research, it is found that the volume of the containing space defined by the first piston disc 51 and the inner circumferential wall of the first washing tub 10 is set to be twice the volume of the containing space defined by the first piston disc 51 and the inner circumferential wall of the first washing tub 10, which not only can ensure that the first washing tub 10 has a good containing space, but also can reduce the inertia force and the rotational noise when the first washing tub 10 rotates.
In some embodiments of the present invention, as shown in fig. 1 and 2, the second piston disc 53 is adapted to move between a third position where the volume of the containing space defined by the second piston disc 53 and the inner circumferential wall of the second laundry drum 20 is C and a fourth position where the volume of the containing space defined by the second piston disc 53 and the inner circumferential wall of the second laundry drum 20 is D, and satisfies: c ═ 2D. Through experimental research, it is found that the volume of the containing space defined by the second piston disc 53 and the inner circumferential wall of the second laundry drum 20 is set to be twice the volume of the containing space defined by the second piston disc 53 and the inner circumferential wall of the second laundry drum 20, which not only can ensure that the second laundry drum 20 has a good containing space, but also can reduce the inertia force and the rotation noise when the second laundry drum 20 rotates.
The drum washing machine 100 according to an embodiment of the present invention is described below with reference to the accompanying drawings.
The drum washing machine 100 according to an embodiment of the present invention includes: the motor 40 for the drum washing machine 100 as described above.
According to the drum washing machine 100 of the embodiment of the present invention, the first washing drum 10 and the second washing drum 20 having different depths are provided, so that the first washing drum 10 and the second washing drum 20 having two different capacities can be formed, and a user can select the first washing drum 10 and/or the second washing drum 20 having a suitable capacity as required to wash laundry, thereby improving convenience of use for the user. Moreover, by arranging the first, second and third rotor assemblies 42, 43 and 44 on the same stator 41, the first, second and third rotor assemblies 42, 43 and 44 are used to drive the drying drum 30, the first washing drum 10 and the second washing drum 20 to rotate, respectively, so that it is no longer necessary to provide a plurality of motors 40 to drive the drying drum 30, the first washing drum 10 and the second washing drum 20, respectively, thereby saving the cost, and the drying drum 30, the first washing drum 10 and the second washing drum 20 can be operated independently, further improving the convenience of the user.
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. A motor for a drum washing machine, characterized in that it comprises: the washing machine comprises a first washing drum, a second washing drum and a drying drum, wherein the first washing drum, the second washing drum and the drying drum are coaxially arranged, the first washing drum is arranged around the drying drum, the second washing drum is arranged around the first washing drum, the depth of the first washing drum is larger than that of the drying drum, the depth of the second washing drum is larger than that of the first washing drum, the second washing drum and the drying drum are suitable for relative rotation, and the motor comprises:
the stator is coaxially arranged with the drying drum and is positioned on one axial side of the drying drum;
the first rotor assembly is rotatably sleeved on the stator and is suitable for driving the drying drum to rotate;
the second rotor assembly is rotatably sleeved on the stator and is positioned on one side of the first rotor assembly, which is far away from the drying cylinder, and the second rotor assembly is suitable for driving the first washing cylinder to rotate;
the third rotor assembly is rotatably sleeved on the stator and is positioned on one side, deviating from the drying cylinder, of the second rotor assembly, and the third rotor assembly is suitable for driving the second washing cylinder to rotate.
2. The motor for a drum washing machine according to claim 1, characterized in that the motor further comprises: a first transmission member formed in a ring shape, the first transmission member being connected with an outer bottom wall of the drying drum, the first rotor assembly including: the first rotor and the first driving piece, the first rotor rotationally establishes the outside of stator, first driving piece is connected on the periphery wall of first rotor, first driving piece be suitable for with first driving piece is connected in order to drive first driving piece rotates.
3. A motor for a drum washing machine according to claim 2, characterized in that the first driving member is provided with first teeth on an inner peripheral wall thereof, and second teeth engaged with the first teeth on an outer peripheral wall thereof, and the first driving member is adapted to slide along the axial direction of the first rotor so as to engage or disengage the first teeth and the second teeth.
4. The motor for a drum washing machine according to claim 2, characterized in that the motor further comprises: the second driving medium, the second driving medium forms into the annular, the second driving medium locates outside the said first laundry cylinder, and the said second driving medium is connected with perisporium towards one side of said stator of the said first laundry cylinder, the said second rotor assembly includes: the second rotor is rotatably arranged on the outer side of the stator, the second driving piece is connected to the outer peripheral wall of the second rotor, and the second driving piece is suitable for being connected with the second transmission piece to drive the second transmission piece to rotate.
5. A motor for a drum washing machine according to claim 4, characterized in that the inner peripheral wall of the second transmission member is provided with third teeth, the outer peripheral wall of the second driving member is provided with fourth teeth matched with the third teeth, and the second driving member is adapted to slide along the axial direction of the second rotor so as to mesh or separate the third teeth and the fourth teeth.
6. The motor for a drum washing machine according to claim 4, characterized in that the motor further comprises: a third transmission member formed in an annular shape, the third transmission member being located outside the second washing tub, and the third transmission member being connected to a circumferential wall of the second washing tub facing the stator, the second rotor assembly including: the third rotor is rotatably arranged on the outer side of the stator, the third driving piece is connected to the outer peripheral wall of the second rotor, and the third driving piece is suitable for being connected with the third transmission piece to drive the third transmission piece to rotate.
7. A motor for a drum washing machine as claimed in claim 6, characterized in that the inner peripheral wall of the third transmission member is provided with fifth teeth, the outer peripheral wall of the third driving member is provided with sixth teeth matched with the fifth teeth, and the third driving member is adapted to slide along the axial direction of the third rotor to mesh or separate the fifth teeth and the sixth teeth.
8. The motor for the drum washing machine according to claim 1, wherein a first piston disc having a ring shape is arranged in the first washing drum, the outer circumferential wall of the first piston disc is abutted with the inner circumferential wall of the first washing drum, the inner circumferential wall of the first piston disc is abutted with the outer circumferential wall of the drying drum, and the first piston disc is adapted to move along the axial direction of the first washing drum under the driving of a first driving mechanism; the second washing cylinder is internally provided with an annular second piston disc, the outer peripheral wall of the second piston disc is abutted to the inner peripheral wall of the second washing cylinder, the inner peripheral wall of the second piston disc is abutted to the outer peripheral wall of the first washing cylinder, and the second piston disc is suitable for moving along the axial direction of the second washing cylinder under the driving of a second driving mechanism.
9. The motor for a drum washing machine according to claim 8, characterized in that the first piston disc is adapted to move between a first position where the volume of the containing space defined by the first piston disc and the inner circumferential wall of the first washing drum is A and a second position where the volume of the containing space defined by the first piston disc and the inner circumferential wall of the first washing drum is B, and satisfies: a is 2B; the second piston disc is adapted to move between a third position where the volume of the containing space defined by the second piston disc and the inner circumferential wall of the second washing drum is C and a fourth position where the volume of the containing space defined by the second piston disc and the inner circumferential wall of the second washing drum is D, and satisfies: c ═ 2D.
10. A drum washing machine characterized by comprising: the motor for a drum washing machine according to any one of claims 1 to 9.
Priority Applications (1)
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| CN202122703092.8U CN216129827U (en) | 2021-11-02 | 2021-11-02 | Motor for drum washing machine and drum washing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122703092.8U CN216129827U (en) | 2021-11-02 | 2021-11-02 | Motor for drum washing machine and drum washing machine |
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| Publication Number | Publication Date |
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| CN216129827U true CN216129827U (en) | 2022-03-25 |
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| CN202122703092.8U Active CN216129827U (en) | 2021-11-02 | 2021-11-02 | Motor for drum washing machine and drum washing machine |
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