CN219123991U - Motor stator and motor - Google Patents

Abstract

The utility model discloses a motor stator and a motor, which comprise an outer frame, a stator core body and a stator winding, wherein the stator core body is arranged on the inner side of the outer frame, the stator core body comprises arc-shaped iron cores distributed in an annular array, the stator core body is in clamping fit with the inner wall of the outer frame, the stator winding comprises winding posts and coils, the winding posts are uniformly arranged on the inner side of the arc-shaped iron cores and are in clamping fit with the arc-shaped iron cores, and the coils are arranged on the outer side of the winding posts. The beneficial effects of the utility model are as follows: the stator core comprises annular array's arc iron core, and stator winding comprises annular array's wrapping post constitution main part to make the motor stator by a plurality of parts equipment form, in the course of working, can assemble after independently coiling the wrapping post, thereby avoid the wrapping post to fix at the inboard of arc iron core and influence the wire winding, effectively improve stator winding's machining efficiency, conveniently produce motor stator.

Description

Motor stator and motor

Technical Field

The utility model relates to a motor stator and a motor, in particular to a motor stator and a motor, and belongs to the technical field of motors.

Background

Electric motors are used to convert electrical energy into mechanical energy, and are composed mainly of stators, rotors and other components, and are widely used in a variety of mechanical devices.

In the prior art, a motor stator mainly comprises a stator core, a stator winding and a machine base, wherein the motor stator comprises a stator core and an insulating framework, the insulating framework is arranged at two ends of the stator core, and the insulating framework is in buckling connection with the stator core; be provided with the wiring board on the insulating skeleton, the wiring board includes insulation board and current-conducting plate, be provided with a plurality of stator teeth on the stator core, it has the winding to concentrate winding mode winding on the stator tooth, the inlet wire end and the outlet terminal of winding all with the scheme of current-conducting plate connection ", the stator of this scheme is realized machine automated production more easily, improves production efficiency.

However, the above-mentioned solution has some drawbacks, for example, the conventional stator core is generally of an integral structure, and when the wire body is wound on the stator core to form the stator winding, the stator teeth are fixed on the inner side of the stator core, so that the wire body is inconvenient to wind, and a plurality of devices are generally required to wind the wire body in multiple times, which results in low processing efficiency of the stator winding and affects the production of the motor stator, so we propose a motor stator and a motor.

Disclosure of Invention

The utility model realizes the aim through the following technical scheme that the motor stator comprises an outer frame, a stator core body and a stator winding:

the stator core body is arranged on the inner side of the outer frame and comprises arc iron cores distributed in an annular array, and the stator core body is in clamping fit with the inner wall of the outer frame;

the stator winding comprises winding posts and coils, wherein the winding posts are uniformly arranged on the inner side of the arc-shaped iron core and are matched with the arc-shaped iron core in a clamping manner, and the coils are arranged on the outer side of the winding posts.

Preferably, a plurality of uniformly distributed connecting edges are arranged on the inner wall of the outer frame.

Preferably, the outer wall of the arc-shaped iron core is provided with a connecting groove corresponding to the connecting edge, the connecting groove is matched with the connecting edge in a clamping way, and the inner wall of the arc-shaped iron core is provided with a plurality of clamping grooves which are uniformly distributed.

Preferably, a clamping block is arranged on the winding column and close to one side of the arc-shaped iron core, and the clamping block is matched with the clamping groove in a clamping way.

Preferably, the front side and the rear side of the arc-shaped iron core are respectively provided with a fixing ring, and the fixing rings are matched with the outer frame in a clamping way.

In another aspect, there is also provided an electric motor, including an electric motor stator as described in any one of the above, further including a housing and a rotor:

the shell sets up in the outside of outer frame, the rotor sets up the inboard at stator winding, and rotates with the shell through the pivot and be connected, both sides all are provided with the flabellum around and in the pivot of rotor and in the outer frame.

Preferably, bearing seats which are symmetrical to each other are arranged on the inner wall of the shell, and bearings are arranged on the rotating shaft of the rotor and positioned on the inner sides of the bearing seats.

The beneficial effects of the utility model are as follows:

1. through being provided with arc iron core and wrapping post, the stator core comprises annular array's arc iron core, and stator winding comprises annular array's wrapping post constitution main part to make motor stator by a plurality of parts equipment form, in the course of working, can assemble after independently coiling the wrapping post, thereby avoid the wrapping post to fix at arc iron core's inboard and influence the wire winding, effectively improve stator winding's machining efficiency, conveniently produce motor stator.

2. Through being provided with intercommunication mouth and flabellum, the air of both sides flows around the outer frame of communication mouth convenience, and when the motor was moved, the rotor drove the flabellum and rotates, can accelerate the inside air flow of shell to conveniently dispel the heat, avoid the motor overheated and influence the use.

Drawings

FIG. 1 is a schematic view of a stator main body structure according to the present utility model;

FIG. 2 is a schematic view of an arc-shaped iron core structure of the present utility model;

FIG. 3 is a schematic view of the inner side structure of the outer frame of the present utility model;

fig. 4 is a schematic view of the main structure of the motor of the present utility model.

In the figure: 1. an outer frame; 11. a connecting edge; 2. an arc-shaped iron core; 21. a connecting groove; 22. a clamping groove; 3. a winding post; 31. a coil; 32. a clamping block; 4. a fixing ring; 5. a housing; 51. a bearing seat; 6. a rotor; 61. a fan blade; 62. and (3) a bearing.

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.

The embodiment of the utility model discloses a motor stator and a motor.

As shown in fig. 1 to 4, the motor stator includes an outer frame 1, a stator core, and stator windings:

the stator core is arranged on the inner side of the outer frame 1 and comprises arc iron cores 2 distributed in an annular array, and the stator core is clamped and matched with the inner wall of the outer frame 1;

the stator winding includes wrapping post 3 and coil 31, and wrapping post 3 evenly set up in the inboard of arc iron core 2, and with arc iron core 2 joint cooperation, coil 31 sets up in the outside of wrapping post 3.

A plurality of evenly distributed connecting ribs 11 are arranged on the inner wall of the outer frame 1, communication ports are arranged on the outer frame 1 and close to four corners, and air on the front side and the rear side of the outer frame 1 can flow conveniently through the communication ports.

Be provided with the spread groove 21 corresponding with the connection arris 11 on the outer wall of arc iron core 2, spread groove 21 and the cooperation of connection arris 11 joint, the stator core is formed by the equipment of multiunit arc iron core 2, mutually support through spread groove 21 and connection arris 11, conveniently dismantle equipment to arc iron core 2, and then conveniently change arc iron core 2.

The inner wall of the arc-shaped iron core 2 is provided with a plurality of evenly distributed clamping grooves 22.

One side on the wrapping post 3 and close to the arc-shaped iron core 2 is provided with a clamping block 32, and the clamping block 32 is matched with the clamping groove 22 in a clamping way, so that the wrapping post 3 can be mounted on the inner side of the arc-shaped iron core 2, the wrapping post 3 can be freely dismounted, and the winding is conveniently carried out on the outer side of the wrapping post 3 to form a coil 31.

Both sides all are provided with solid fixed ring 4 around arc iron core 2, gu fixed ring 4 and outer frame 1 joint cooperation, gu fixed ring 4's edge is provided with the recess corresponding with connection arris 11, and gu fixed ring 4 is last and be close to arc iron core 2 one side be provided with the lug corresponding with draw-in groove 22, makes gu fixed ring 4 can cooperate with outer frame 1 and arc iron core 2 joint simultaneously to it is fixed to conveniently restrict arc iron core 2.

In another aspect, there is also provided an electric motor comprising a motor stator according to any one of the above, further comprising a housing 5 and a rotor 6:

the shell 5 sets up in the outside of outer frame 1, and rotor 6 sets up in stator winding's inboard, and rotates through pivot and shell 5 to be connected, and rotor 6's pivot is gone up and is located outer frame 1's front and back both sides all to be provided with flabellum 61, and rotor 6 rotates and drives when flabellum 61 rotates, can accelerate the inside air flow of shell 5, conveniently dispels the heat.

The bearing seat 51 which is symmetrical with each other is arranged on the inner wall of the shell 5, the bearing 62 is arranged on the rotating shaft of the rotor 6 and positioned on the inner side of the bearing seat 51, the bearing 62 and the bearing seat 51 are matched with each other, the friction effect of the rotating shaft of the rotor 6 can be reduced, and the rotor 6 can rotate conveniently.

Working principle:

when the stator winding device is used, firstly, a wire body is wound on a winding post 3 to form a coil 31, then, the winding post 3 is moved to the inner side of an arc-shaped iron core 2, a clamping block 32 is matched with a clamping groove 22 in a clamping way, a plurality of groups of winding posts 3 are sequentially fixed, then, the arc-shaped iron core 2 is moved to the inner side of an outer frame 1, a connecting groove 21 is matched with a connecting edge 11 in a clamping way, a plurality of groups of arc-shaped iron cores 2 are sequentially fixed, and the arc-shaped iron cores 2 and the winding posts 3 are mutually matched to form a stator core body and a stator winding;

further, the fixing ring 4 moves to the front and rear sides of the arc iron core 2, the fixing ring 4 is respectively matched with the outer frame 1 and the arc iron core 2 in a clamping manner, the arc iron core 2 and the winding post 3 are limited and fixed, then the outer frame 1 is installed on the inner side of the outer shell 5, the rotor 6 moves to the inner side of the winding post 3, the bearing seat 51 and the bearing 62 are matched with each other, the rotor 6 is installed on the outer shell 5, and therefore the assembly of the motor is completed.

For the technical staff in the art, through being provided with arc iron core 2 and wrapping post 3, the stator core comprises annular array's arc iron core 2, and stator winding comprises annular array's wrapping post 3 main part to make the motor stator by a plurality of parts equipment form, in the course of working, can assemble after independently winding wrapping post 3, thereby avoid wrapping post 3 to fix at the inboard of arc iron core 2 and influence the wire winding, effectively improve stator winding's machining efficiency, the convenience is produced motor stator.

Through being provided with intercommunication mouth and flabellum, make things convenient for the air of outer frame 1 front and back both sides to flow through the intercommunication mouth, when the motor operation, rotor 6 drives when flabellum 61 rotates, can accelerate the inside air flow of shell 5 to conveniently dispel the heat, avoid the motor overheated and influence the use.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides a motor stator, includes outer frame (1), stator core and stator winding, its characterized in that:

the stator core body is arranged on the inner side of the outer frame (1) and comprises arc iron cores (2) distributed in an annular array, and the stator core body is clamped and matched with the inner wall of the outer frame (1);

the stator winding comprises a winding column (3) and a coil (31), wherein the winding column (3) is uniformly arranged on the inner side of the arc-shaped iron core (2) and is matched with the arc-shaped iron core (2) in a clamping manner, and the coil (31) is arranged on the outer side of the winding column (3).

2. A motor stator as claimed in claim 1, wherein: the inner wall of the outer frame (1) is provided with a plurality of uniformly distributed connecting ribs (11).

3. A motor stator as claimed in claim 1, wherein: the connecting groove (21) corresponding to the connecting rib (11) is formed in the outer wall of the arc-shaped iron core (2), the connecting groove (21) is matched with the connecting rib (11) in a clamping mode, and a plurality of clamping grooves (22) which are uniformly distributed are formed in the inner wall of the arc-shaped iron core (2).

4. A motor stator as claimed in claim 1, wherein: and a clamping block (32) is arranged on the winding column (3) and close to one side of the arc-shaped iron core (2), and the clamping block (32) is matched with the clamping groove (22) in a clamping way.

5. A motor stator as claimed in claim 1, wherein: the front side and the rear side of the arc-shaped iron core (2) are respectively provided with a fixed ring (4), and the fixed rings (4) are matched with the outer frame (1) in a clamping way.

6. An electric motor comprising a motor stator according to any one of claims 1-5, further comprising a housing (5) and a rotor (6), characterized in that:

the outer shell (5) is arranged on the outer side of the outer frame (1), the rotor (6) is arranged on the inner side of the stator winding and is rotationally connected with the outer shell (5) through a rotating shaft, and fan blades (61) are arranged on the rotating shaft of the rotor (6) and positioned on the front side and the rear side of the outer frame (1).

7. An electric motor as set forth in claim 6 wherein: bearing seats (51) which are symmetrical to each other are arranged on the inner wall of the shell (5), and bearings (62) are arranged on the rotating shaft of the rotor (6) and positioned on the inner side of the bearing seats (51).

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