CN220342141U - Motor stator structure - Google Patents

Abstract

The utility model discloses a motor stator structure, which comprises a motor stator core, an insulating framework and stator windings, wherein a plurality of winding grooves are uniformly formed in the motor stator core by taking a shaft as a center, highland barley paper is tightly attached to the inner wall of each winding groove, the highland barley paper is folded and assembled by being attached to the outline of the inner wall of each winding groove, the insulating framework is abutted to the end face of the motor stator core, winding holes corresponding to the winding grooves are formed in the insulating framework, the highland barley paper extends and protrudes relative to the motor stator core, the highland barley paper is tightly attached to the inner wall of each winding hole, and the stator windings are wound and assembled on the surfaces of the insulating framework and the highland barley paper. The utility model has the characteristics of improving the groove filling rate, improving the performance and the working efficiency and avoiding the injection molding deformation.

Description

Motor stator structure

Technical Field

The utility model relates to the technical field of motor manufacturing, in particular to a motor stator structure.

Background

At present, the motor is generally composed of parts such as a stator, a rotor and a shell, and the like, the stator mainly comprises a stator core, an insulating framework and a stator winding, wherein the insulating framework is an injection molding part which is arranged at the end part of the motor stator and is provided with a wire passing structure, the existing insulating framework generally adopts an upper nested structure and a lower nested structure, is inserted and clamped at the upper end face and the lower end face of the motor stator core through proper matching size, and is pressed and assembled through special pressing equipment.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a motor stator structure, which has the characteristics of improving the slot filling rate, improving the performance and the working efficiency and avoiding injection molding deformation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a motor stator structure, includes motor stator core, insulating skeleton and stator winding, evenly be provided with a plurality of wire winding grooves in the motor stator core with the axle as the center, the inner wall in wire winding groove is hugged closely and is provided with highland barley paper, highland barley paper laminating wire winding groove's inner wall profile rolls over the dress, insulating skeleton butt sets up on motor stator core's terminal surface, be provided with the wire winding hole corresponding with wire winding groove on the insulating skeleton, highland barley paper is the extension for motor stator core and outstanding, highland barley paper is hugged closely on wire winding hole's inner wall, stator winding is around dress on insulating skeleton and highland barley paper's surface.

As a preferred embodiment of the present utility model, a motor shaft is provided at the center of the motor stator core.

As a preferred aspect of the present utility model, the outer ring of the motor stator core is provided with an alignment groove.

Preferably, the insulating framework is provided with an outer baffle and an inner baffle.

As a preferable mode of the utility model, the thickness of the highland barley paper is 0.15mm.

As the preferable mode of the utility model, the highland barley paper is tightly attached in a cementing mode.

By adopting the technical scheme, compared with the prior art, the utility model has the advantages that: the utility model has simple and reasonable structure, the design of the insulation framework does not need to specially design an inserting structure, part of injection molding materials are saved, the highland barley paper is flexibly folded to the shape of the outline of the inner wall of the winding groove, then the highland barley paper is inserted into the winding groove, so that the highland barley paper is flatly and tightly attached to the inner wall of the winding groove, meanwhile, the highland barley paper is tightly attached to the inner wall of the winding hole, the groove filling rate is improved relative to the design of the insulation framework with the inserting structure because the wall thickness of the highland barley paper is smaller, the performance and the working efficiency of the motor are greatly improved, and the highland barley paper has the characteristics of wear resistance, aging relief, voltage resistance, good insulativity, good mechanical strength and higher electronic strength, can well play the roles of supporting and insulating, also keeps the performance of the traditional structure, has better usability, and the production and manufacture of the highland barley paper are prevented from deforming in injection molding, and the product percent of pass is better controlled.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the installation of the left hook tube, cross bar and right hook tilt plate of the present utility model;

in the figure: 1. an electronic stator core; 2. an insulating skeleton; 3. a wire winding groove; 4. highland barley paper; 5. a winding hole; 6. a motor shaft; 7. aligning the grooves; 8. an outer baffle; 9. an inner baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a motor stator structure, including motor stator core 1, insulating skeleton 2 and stator winding, evenly be provided with a plurality of wire winding grooves 3 in the motor stator core 1 with the axle as the center, the inner wall of wire winding groove 3 is hugged closely and is provided with highland barley paper 4, the inner wall profile of wire winding groove 3 is rolled over to highland barley paper 4 laminating, insulating skeleton 2 butt setting is on the terminal surface of motor stator core 1, be provided with on the insulating skeleton 2 with wire winding groove 3 corresponding wire winding hole 5, highland barley paper 4 is the extension for motor stator core 1 and outstanding, highland barley paper 4 hugs closely on wire winding hole 5's inner wall, stator winding winds and installs on insulating skeleton 2 and highland barley paper 4's surface.

By adopting the technical scheme, compared with the prior art, the utility model has the advantages that: the utility model has simple and reasonable structure, the design of the insulation framework 2 does not need to specially design an inserting structure, part of injection molding materials are saved, the highland barley paper 4 is flexibly folded to the shape of the inner wall outline of the winding groove 3, then the highland barley paper 4 is inserted into the winding groove 3, so that the highland barley paper 4 is flatly and tightly attached to the inner wall of the winding groove 3, meanwhile, the highland barley paper 4 is tightly attached to the inner wall of the winding hole 5, the space of the winding groove 3 is improved relative to the design of the insulation framework 2 with the inserting structure due to the smaller wall thickness of the highland barley paper 4, so that the groove filling rate is improved, the performance and the working efficiency of a motor are greatly improved, and the highland barley paper 4 has the characteristics of wear resistance, good insulation, good mechanical strength and higher electronic strength, can well play the roles of supporting and insulating enameled wires, also keep the characteristics of the traditional structure, the production and manufacture of the highland barley paper 4 are prevented from deforming during injection molding, and the qualification rate of products is well controlled.

Specifically, the motor stator core 1, the insulating framework 2 and the stator winding all belong to conventional components in the motor manufacturing field. The design number of the winding grooves 3 is set according to the actual motor requirements. The insulating framework 2 is arranged on the end face of the motor stator core 1 in an abutting mode, wherein the insulating framework 2 and the end face of the motor stator core 1 are fixed in a gluing mode or other modes, and the same using effect can be achieved. Through highland barley paper 4 for motor stator core 1 reaches mutual engageability with insulating skeleton 2. The stator winding belongs to the mode adopted by the conventional winding of the motor and is not specifically illustrated in the drawings in the specification.

Further, specifically, the center of the motor stator core 1 is provided with a motor shaft 6.

In this embodiment, the motor shaft 6 is an output shaft.

Further, specifically, the outer ring of the motor stator core 1 is provided with an alignment groove 7.

In this embodiment, the alignment installation is facilitated by the alignment groove 7.

Further, specifically, the insulating frame 2 is provided with an outer baffle 8 and an inner baffle 9.

In the present embodiment, the outer barrier 8 and the inner barrier 9 are used for the winding limit of the stator winding.

Further, specifically, the thickness of the highland barley paper 4 is 0.15mm.

In this embodiment, the highland barley paper 4 has a thickness of 0.15mm, and the usability of this size is good.

Furthermore, the highland barley paper 4 is specifically tightly attached in a glue binding mode.

In the embodiment, the device is closely attached, so that the device is simple and convenient to install and good in fixity.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The utility model provides a motor stator structure, includes motor stator core (1), insulating skeleton (2) and stator winding, its characterized in that: the motor stator core (1) is internally and uniformly provided with a plurality of winding grooves (3) by taking a shaft as a center, highland barley paper (4) is tightly attached to the inner wall of the winding grooves (3), highland barley paper (4) is attached to the inner wall profile of the winding grooves (3) for folding, an insulating framework (2) is abutted to be arranged on the end face of the motor stator core (1), winding holes (5) corresponding to the winding grooves (3) are formed in the insulating framework (2), the highland barley paper (4) extends and protrudes relative to the motor stator core (1), the highland barley paper (4) is tightly attached to the inner wall of the winding holes (5), and the stator winding is wound on the surface of the insulating framework (2) and the highland barley paper (4).

2. A motor stator structure according to claim 1, wherein: a motor shaft (6) is arranged at the center of the motor stator core (1).

3. A motor stator structure according to claim 1, wherein: an outer ring of the motor stator core (1) is provided with an alignment groove (7).

4. A motor stator structure according to claim 1, wherein: an outer baffle (8) and an inner baffle (9) are arranged on the insulating framework (2).

5. A motor stator structure according to claim 1, wherein: the thickness of the highland barley paper (4) is 0.15mm.

6. A motor stator structure according to claim 1, wherein: the highland barley paper (4) is tightly attached in a cementing mode.