Washing machine and intelligent embedded integrated efficient injection molding driving motor thereof

Abstract

The utility model relates to a washing machine and intelligent embedded one-piece high efficiency injection molding drive motor, including casing, end cap, stator subassembly and rotor subassembly, stator subassembly pre-buried in the casing, rotor subassembly is provided in stator subassembly, and the both ends of rotor subassembly's rotating shaft are rotatingly connected with casing and end cap respectively through bearings; a convex ring is arranged at one end of the machine shell, the end cover is fixed to one end of the machine shell in a buckled mode, the inner wall of the end cover abuts against the convex ring, and installation feet are further integrally formed on the end cover. According to the utility model, the stator assembly is pre-buried in the casing, the end cover is fixed at one end of the casing, and the installation pins are integrally formed on the end cover, so that the end cover and the casing are fixed during installation, and the number of assembly parts of the motor is greatly reduced, thereby reducing the cost investment of part processing dies, reducing the installation steps, and improving the production efficiency. The mounting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to motor technical field, especially relate to intelligence embedded integrated high -efficient injection molding drive motor and the washing machine of adopting this motor. BACKGROUND

[0002] At present, the existing drum washing machine has a rotating drum, and the power of the motor is transmitted to the rotating drum by means of a belt and a belt pulley. The motor used in the washing machine is mostly a motor with a metal frame, and there are also a small number of motors with a plastic encapsulation frame.

[0003] The existing plastic encapsulation motor generally comprises a front end cover, a plastic encapsulation sleeve, a stator assembly, a rotor assembly and a rear end cover, the stator assembly and the rotor assembly are installed in the plastic encapsulation sleeve, the front end cover and the rear end cover are respectively installed at two ends of the plastic encapsulation sleeve, and at least two independent supports are respectively installed on the front end cover and the rear end cover, so that the plastic encapsulation motor can be installed on the washing machine. The structure has many parts, the cost of processing molds needs to be increased, and the installation steps are many, thereby reducing the installation efficiency. SUMMARY

[0004] In order to solve the above technical problems, the first purpose of the utility model is to provide a kind of intelligence embedded integrated high -efficient injection molding drive motor, and the utility model has high integration, easy to install, and small operating noise, and the second purpose of the utility model is to provide a kind of washing machine.

[0005] In order to realize the first purpose of the above utility model, the utility model adopts the following technical solutions:

[0006] The intelligence embedded integrated high -efficient injection molding drive motor comprises a shell, an end cover, a stator assembly and a rotor assembly, the stator assembly is pre-buried in the shell, the rotor assembly is arranged in the stator assembly, and the rotating shaft of the rotor assembly is rotatably connected with the shell and the end cover at both ends thereof through bearings, one end of the shell is provided with a convex ring, the end cover is fixedly buckled at one end of the shell, and the inner wall of the end cover abuts against the convex ring, and the end cover is further integrally formed with a mounting foot, the convex ring structure can be radially positioned when the end cover is installed, so as to facilitate the fixing operation of the metal end cover and the shell.

[0007] As a preferred scheme, the outer side wall of the convex ring is provided with a positioning notch, and the inner wall of the end cover is provided with a positioning convex edge matched with the positioning notch. The positioning notch and the positioning convex edge can limit the end cover in the circumferential direction, and the end cover can be installed in place when the positioning notch and the positioning convex edge are aligned during assembly, so that the assembly is convenient and efficient.

[0008] As a preferred scheme, the positioning convex edge extends in the axial direction, and the position of the positioning convex edge corresponds to that of the mounting foot.

[0009] As a preferred solution, the end cover is further provided with a reinforcing flange at the joint with the casing.

[0010] As a preferred solution, the end cover is further provided with a plurality of reinforcing ribs extending radially at the side close to the stator assembly.

[0011] As a preferred solution, the end cover and the casing are both made of BMC material, and the middle part of the end cover and the casing is outwardly convex to form a bearing chamber, which is provided with a bearing support.

[0012] As a preferred solution, the stator assembly comprises a stator core, windings and connecting terminals, the stator core is provided with a plurality of stator teeth uniformly distributed along the circumference, and each stator tooth is fixed with an insulating frame at both ends, the windings are wound on the insulating frames, and the connecting terminals are arranged at one side of the insulating frames.

[0013] As a preferred solution, the insulating frame is further provided with a positioning column, the connecting terminal is provided with a connecting lug, and the connecting lug is provided with a through hole sleeved on the positioning column.

[0014] As a preferred solution, the stator core is further provided with an axial through slot on the outer side wall, and the connecting terminal is provided with a plug-in strip matched with the slot.

[0015] In order to achieve the second purpose of the utility model, the utility model adopts the following technical solutions:

[0016] A washing machine adopts the intelligent embedded integrated high-efficiency injection molding driving motor according to any one of the above.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] The stator assembly is embedded in the casing, and the end cover is fixed at one end of the casing, and the end cover is further integrally formed with a mounting foot, so that the end cover and the casing are fixed during installation, the number of assembly parts of the motor is greatly reduced, the cost investment for machining molds of parts is reduced, the installation steps are reduced, and the installation efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] The accompanying drawings, which form a part of this specification, are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification. The embodiments of the application, and their

[0020] Figure 1 is the overall structure schematic view of the utility model;

[0021] Figure 2 is the cross section structure schematic view of the utility model;

[0022] Figure 3 and Figure 4 are two different angle explosion structure schematic view of the utility model;

[0023] Figure 5 and Figure 6 are two different angle structure schematic view of the stator assembly of the utility model.

[0024] The figure signs are: 1, the casing;11, the convex ring;12, the positioning notch;2, the end cover;21, the installation foot;22, the reinforcing rib;23, the reinforcing flange;24, the positioning convex rib;31, the stator core;311, the insertion slot;32, the insulation frame;321, the positioning column;33, the connecting terminal;331, the connecting lug;332, the insertion strip;4, the rotor assembly;5, the bearing;6, the bearing support piece. DETAILED DESCRIPTION

[0025] It should be noted that the following detailed description is exemplary in nature and is intended to provide further description of the application. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

[0026] It is to be understood that the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. It should also be noted that, as used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0027] Further, in the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0028] Further, the terms "first", "second", "third", etc. are used only for descriptive purposes and should not be construed as indicating or implying relative importance or an indicated number of technical features. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the utility model, unless otherwise stated, the meaning of "a plurality of" is two or more, unless otherwise explicitly limited.

[0029] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or integrally connected, can be mechanically connected, or can be electrically connected, can be directly connected, or indirectly connected through an intermediate medium, or can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0030] In the utility model, unless otherwise explicitly specified and limited, the "upper" or "lower" of the first feature to the second feature can include that the first and second features are in direct contact, or can include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0031] The utility model will be further described below in conjunction with the drawings and examples:

[0032] As Figures 1 to 4As shown, the intelligent embedded integrated high-efficiency injection molding driving motor comprises a shell 1, an end cover 2, a stator assembly and a rotor assembly 4, a side wall of the shell 1 is provided with a ring groove, the stator assembly is embedded in the ring groove, the rotor assembly 4 is arranged in the stator assembly, and the rotating shafts of the rotor assembly 4 are respectively connected with the shell 1 and the end cover 2 through bearings 5; one end of the shell 1 is provided with a convex ring 11, the end cover 2 is fixedly buckled at one end of the shell 1, and the inner wall of the end cover 2 abuts against the convex ring 11; the convex ring structure can be radially positioned when the end cover is installed, and the fixing operation of the metal end cover and the shell is facilitated.

[0033] The end cover 2 is also integrally formed with a mounting foot 21. In the embodiment, three connecting pieces are equidistantly spaced along the circumferential direction at the outer edge of the end cover, and two connecting pieces axially extend to form the integrally formed mounting foot 21. The end cover 2 and the shell 1 are both made of BMC material, the middle parts of the end cover 2 and the shell 1 are outwardly convex to form a bearing chamber, and the bearing chamber is provided with a bearing support.

[0034] As a further optimization scheme, the outer side wall of the convex ring 11 is provided with a positioning notch 12, and the inner wall of the end cover 2 is provided with a positioning convex rib 24 matched with the positioning notch 12. The positioning convex rib 24 extends in the axial direction, and the position of the positioning convex rib 24 corresponds to that of the mounting foot 21. The positioning notch and the positioning convex rib can limit the end cover in the circumferential direction, and the end cover can be installed in place when the positioning notch and the positioning convex rib are aligned during assembly, so that the assembly is convenient and efficient.

[0035] The joint between the end cover 2 and the shell 1 is also provided with a reinforcing flange 23. The side of the end cover 2 close to the stator assembly is also provided with a plurality of radial reinforcing ribs 22. The plurality of reinforcing ribs 22 are equidistantly spaced along the circumferential direction. The above structure can further strengthen the strength of the end cover and the connection strength between the end cover and the shell, and prolong the service life of the motor.

[0036] As shown in Figure 5 and Figure 6 The stator assembly comprises a stator core 31, a winding and a connecting terminal 33, a plurality of stator teeth are uniformly arranged on the stator core 31 along the circumference, an insulating frame 32 is fixed at both ends of each stator tooth, the winding is arranged on the insulating frame 32, and the connecting terminal 33 is arranged on one side of the insulating frame 32.

[0037] The insulating frame 32 is also provided with a positioning column 321, the connecting terminal 33 is provided with a connecting lug 331, the connecting lug 331 is provided with a through hole, and the through hole is sleeved on the positioning column 321. In the embodiment, the positioning column is 2, according to the width of the connecting terminal, the two positioning columns can be arranged on one insulating frame 32, or can be arranged on adjacent two insulating frames, or can be arranged on two insulating frames 32 spaced apart.

[0038] The outer side wall of the stator core 31 is further provided with an axial through slot 311, and the connecting terminal 33 is provided with a plug 332 matched with the slot 311. The above structure makes the connecting terminal 33 connected with the insulating frame and the stator core directly, which guarantees the stability of the connecting terminal, and meanwhile, the connecting terminal 33 and the insulating frame and the stator core are designed to be detachable, so that the stator assembly can be configured with different types of wiring terminals, and the application range is wider.

[0039] A washing machine adopts the intelligent embedded integrated high-efficiency injection molding driving motor as described above.

[0040] In the description of the present specification, the description referring to the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily mean the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application without departing from the principles and purposes of the present application. Any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments still belongs to the scope of the technical scheme of the present application.

Claims

1. A high-efficiency injection molding drive motor integrated with intelligence, comprising a casing (1), an end cover (2), a stator assembly and a rotor assembly (4), the stator assembly is embedded in the casing (1), the rotor assembly (4) is arranged in the stator assembly, and the rotating shaft of the rotor assembly (4) is rotatably connected with the casing (1) and the end cover (2) through bearings (5) at both ends thereof; characterized in that: One end of the shell (1) is provided with a convex ring (11), the end cover (2) is fixedly buckled at one end of the shell (1), and the inner wall of the end cover (2) abuts against the convex ring (11), and the end cover (2) is further integrally formed with a mounting foot (21). ​ 2. The intelligent embedded high-efficiency injection molding drive motor of claim 1, wherein, The outer side wall of the convex ring (11) is provided with a positioning notch (12), and the inner wall of the end cover (2) is provided with a positioning convex rib (24) matched with the positioning notch (12).

3. The intelligent embedded high-efficiency injection molding drive motor of claim 2, wherein, The positioning convex rib (24) extends in the axial direction, and the positioning convex rib (24) corresponds to the position of the mounting foot (21).

4. The intelligent embedded high-efficiency injection molding drive motor of claim 1, wherein, The joint of the end cover (2) and the shell (1) is further provided with a reinforcing flange (23).

5. The intelligent embedded high-efficiency injection-molded drive motor of claim 1, wherein The side of the end cover (2) close to the stator assembly is further provided with a plurality of radial reinforcing ribs (22).

6. The integrated high efficient injection molding drive motor of claim 1, wherein, The end cover (2) and the shell (1) are both made of BMC material, the middle part of the end cover (2) and the shell (1) is outwardly convex to form a bearing chamber, and the bearing chamber is provided with a bearing support (6).

7. The integrated high efficient injection molding drive motor of claim 1, wherein, The stator assembly comprises a stator core (31), a winding and a connecting terminal (33), a plurality of stator teeth are uniformly arranged on the stator core (31) along the circumference, an insulating frame (32) is fixed at both ends of each stator tooth, the winding is wound on the insulating frame (32), and the connecting terminal (33) is arranged on one side of the insulating frame (32).

8. The integrated high-efficiency injection-molded drive motor of claim 7, wherein, The insulating frame (32) is further provided with a positioning column (321), the connecting terminal (33) is provided with a connecting lug (331), the connecting lug (331) is provided with a through hole, and the through hole is sleeved on the positioning column (321).

9. The integrated high-efficiency injection-molded drive motor of claim 7 or 8, wherein, The outer side wall of the stator core (31) is further provided with an axially-through insertion slot (311), and the connecting terminal (33) is provided with an insertion strip (332) matched with the insertion slot (311).

10. A laundry machine characterized by: The intelligent embedded integrated high-efficiency injection molding drive motor is adopted. The intelligent embedded integrated high-efficiency injection molding drive motor is adopted.

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