CN211880184U

CN211880184U - Stator structure for three-phase asynchronous motor

Info

Publication number: CN211880184U
Application number: CN202020344781.7U
Authority: CN
Inventors: 林云才
Original assignee: Jiangsu Shilin Electric Co ltd
Current assignee: Jiangsu Shilin Electric Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-11-06
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a stator structure for three-phase asynchronous motor relates to three-phase asynchronous motor field, and for solving current three-phase asynchronous motor stator most of be at the insulating copper wire of integrated into one piece's iron core internal winding, can't dismantle fast and install, in case the copper wire fracture appears, overhauls very loaded down with trivial details problem. The stator comprises a stator mounting seat and is characterized in that a mounting groove is formed in the outer surface of the stator mounting seat, an A-phase conductive clamp spring, a B-phase conductive clamp spring and a C-phase conductive clamp spring are mounted inside the mounting groove respectively, an A-phase iron core, a B-phase iron core and a C-phase iron core are arranged inside the A-phase conductive clamp spring, the B-phase conductive clamp spring and the C-phase conductive clamp spring respectively, a stator buckling plate is arranged inside the stator mounting seat, and the mounting groove is formed in the outer surface of the stator buckling plate.

Description

Stator structure for three-phase asynchronous motor

Technical Field

The utility model relates to a three-phase asynchronous motor field specifically is a stator structure for three-phase asynchronous motor.

Background

The three-phase asynchronous motor is a motor powered by a 380V three-phase alternating current power supply (with 120-degree phase difference), and is called a three-phase asynchronous motor because the rotating magnetic fields of the rotor and the stator of the three-phase asynchronous motor rotate in the same direction and at different rotating speeds and have slip ratios.

Most of the existing three-phase asynchronous motor stators are formed by winding insulating copper wires in an integrally formed iron core, so that the three-phase asynchronous motor stators cannot be quickly disassembled and assembled, and once the copper wires are broken, the maintenance is very complicated, so that the three-phase asynchronous motor stators can be quickly disassembled and assembled, and the convenience of maintenance is improved; therefore, the market is urgently in need of developing a stator structure for a three-phase asynchronous motor to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stator structure for three-phase asynchronous motor to solve among the above-mentioned background art current three-phase asynchronous motor stator most of twine insulating copper wire in integrated into one piece's iron core, can't dismantle fast and install, in case the copper wire fracture appears, overhaul very loaded down with trivial details problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stator structure for three-phase asynchronous motor, includes the stator mount pad, be provided with the mounting groove on the surface of stator mount pad, and the inside of mounting groove installs the electrically conductive jump ring of A looks, the electrically conductive jump ring of B looks, the electrically conductive jump ring of C looks respectively, the electrically conductive jump ring of A looks, the electrically conductive jump ring of B looks, the electrically conductive jump ring of C looks are provided with A looks iron core, B looks iron core, C looks iron core respectively, the inside of stator mount pad is provided with the stator buckle board, be provided with the mounting groove on the surface of stator buckle board.

Preferably, the symmetry both ends of A looks iron core, B looks iron core, C looks iron core are fixed mounting respectively and are had the electrically conductive stopper of first electrically conductive stopper and second, be provided with the coil between the electrically conductive stopper of first electrically conductive stopper and second, all twine the coil on the surface of A looks iron core, B looks iron core, C looks iron core, the both ends of coil respectively with the electrically conductive stopper welded connection of first electrically conductive stopper and second, the stator mount pad is provided with two, the electrically conductive stopper of first electrically conductive stopper and second at A looks iron core, B looks iron core, C looks iron core both ends buckle respectively in the electrically conductive inside of jump ring, B looks electrically conductive jump ring, C looks electrically conductive jump ring of A looks.

Preferably, be provided with eighteen on the surface of stator mount pad, the electrically conductive jump ring of A looks, the electrically conductive jump ring of B looks, the electrically conductive jump ring of C looks are provided with six respectively, the electrically conductive jump ring series connection of A looks, the electrically conductive jump ring series connection of B looks, the electrically conductive jump ring series connection of C looks.

Preferably, the mounting grooves on the outer surfaces of the stator mounting seat and the stator buckling plate are semicircular and consistent in diameter, and the positions of the mounting grooves on the outer surfaces of the stator mounting seat and the stator buckling plate correspond to each other.

Preferably, one side of the stator mounting seat is provided with two stator limiting fixing discs, a rotor mounting cavity is arranged at the position of a middle shaft of each stator limiting fixing disc, a limiting hole is formed in the outer surface of each stator limiting fixing disc, and two ends of each of the A-phase iron core, the B-phase iron core and the C-phase iron core penetrate through the limiting hole respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a through set up the mounting groove on the surface of stator mount pad, and install A looks conductive jump ring, B looks conductive jump ring, C looks conductive jump ring respectively in the inside of mounting groove, A looks conductive jump ring, B looks conductive jump ring, the inside of C looks conductive jump ring is provided with A looks iron core, B looks iron core, C looks iron core respectively, the inside of stator mount pad is provided with the stator buckle board, be provided with the mounting groove on the surface of stator buckle board, this makes stator installation dismantle convenient, when appearing winding copper wire fracture, be convenient for detect, change winding copper wire on the stator, the simple operation is high-efficient, the mode that stator iron core integrated into one piece can not dismantle has been replaced;

2. the utility model has the advantages that the first conductive limiting block and the second conductive limiting block are respectively and fixedly arranged at the symmetrical two ends of the A phase iron core, the B phase iron core and the C phase iron core, the coil is arranged between the first conductive limiting block and the second conductive limiting block, the coils are wound on the outer surfaces of the A phase iron core, the B phase iron core and the C phase iron core, the two ends of the coil are respectively welded with the first conductive limiting block and the second conductive limiting block, the stator mounting seat is provided with two coils, the first conductive limiting block and the second conductive limiting block at the two ends of the A phase iron core, the B phase iron core and the C phase iron core are respectively buckled inside the A phase conductive snap spring, the B phase conductive snap spring and the C phase conductive snap spring, and the A phase iron core, the B phase iron core and the C phase iron core can be firmly buckled in the mounting groove of the stator mounting seat through the A phase conductive snap spring, the B phase, the phenomenon of poor contact in the later-stage motor rotation process is avoided, and the stable work of the motor is guaranteed.

Drawings

FIG. 1 is an internal structural view of the present invention;

fig. 2 is a front view of the a-phase iron core of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a stator mounting seat; 2. a stator latch plate; 3. a phase conductive snap spring; 4. an A-phase iron core; 5. a B-phase iron core; 6. a C-phase iron core; 7. a first conductive stopper; 8. a coil; 9. b phase conductive snap spring; 10. c phase conductive snap spring; 11. a stator limiting fixing disc; 12. a limiting hole; 13. a rotor mounting cavity; 14. and a second conductive limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a stator structure for three-phase asynchronous motor, be provided with the mounting groove on the surface including stator mount pad 1, and the inside of mounting groove installs the electrically conductive jump ring of A looks 3 respectively, the electrically conductive jump ring of B looks 9, the electrically conductive jump ring of C looks 10, the electrically conductive jump ring of A looks 3, the electrically conductive jump ring of B looks 9, the inside of the electrically conductive jump ring of C looks 10 is provided with A looks iron core 4 respectively, B looks iron core 5, C looks iron core 6, the inside of stator mount pad 1 is provided with stator buckle board 2, be provided with the mounting groove on stator buckle board 2's the surface, it is convenient to this to make the stator installation dismantle, when winding copper wire fracture appears, be convenient for detect winding copper wire on the stator, change, the simple operation is high-efficient, stator core integrated into one piece has.

Further, a first conductive limiting block 7 and a second conductive limiting block 14 are fixedly mounted at two symmetrical ends of the a-phase iron core 4, the B-phase iron core 5 and the C-phase iron core 6 respectively, a coil 8 is arranged between the first conductive limiting block 7 and the second conductive limiting block 14, coils 8 are wound on the outer surfaces of the a-phase iron core 4, the B-phase iron core 5 and the C-phase iron core 6, two ends of each coil 8 are welded with the first conductive limiting block 7 and the second conductive limiting block 14 respectively, two stator mounting seats 1 are arranged, the first conductive limiting blocks 7 and the second conductive limiting blocks 14 at two ends of the a-phase iron core 4, the B-phase iron core 5 and the C-phase iron core 6 are buckled inside the a-phase conductive snap spring 3, the B-phase conductive snap spring 9 and the C-phase conductive snap spring 10 respectively, and the a-phase iron core 4, the B-phase iron core 5, the C-phase iron core 5 and the C-phase iron core, C looks iron core 6 buckle that can be firmly has avoided the poor contact phenomenon to appear in later stage motor pivoted in-process in the mounting groove of stator mount pad 1, provides the guarantee for the steady operation of motor.

Further, eighteen phase

conductive snap springs

3, 9 and 10 are arranged on the outer surface of the stator mounting seat 1, six phase conductive snap springs are respectively arranged, the phase a conductive snap springs 3 are connected in series, the phase B conductive snap springs 9 are connected in series, and the phase C conductive snap springs 10 are connected in series.

Further, the mounting groove on

stator mount pad

1 and 2 surfaces of stator buckle board all is semicircular in shape, and the diameter is unanimous, and the mounting groove position on

stator mount pad

1 and 2 surfaces of stator buckle board corresponds each other.

Further, one side of the stator mounting seat 1 is provided with two stator limiting fixing discs 11, the middle shaft position of the stator limiting fixing discs 11 is provided with a rotor mounting cavity 13, the outer surface of the stator limiting fixing discs 11 is provided with limiting holes 12, and two ends of the phase a iron core 4, the phase B iron core 5 and the phase C iron core 6 penetrate through the limiting holes 12 respectively.

The working principle is as follows: during the use, install A looks iron core 4 earlier, B looks iron core 5, C looks iron core 6 respectively in the mounting groove of stator mount pad 1, A looks iron core 4 this moment, B looks iron core 5, the electrically conductive stopper of first electrically conductive stopper 7 and the electrically conductive stopper 14 of second at C looks iron core 6 both ends buckle respectively in the electrically conductive jump ring 3 of A looks, B looks electrically conductive jump ring 9, the inside of C looks electrically conductive jump ring 10, then install stator buckle board 2, then install stator spacing fixed disk 11, the stator installation finishes this moment, install the inside at rotor installation cavity 13 after that, this moment to coil 8 circular telegram, because all twine coil 8 on the surface of A looks iron core 4, B looks iron core 5, C looks iron core 6, the stator produces magnetic field this moment, under the influence in magnetic field, the rotor begins to rotate.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A stator structure for a three-phase asynchronous motor, comprising a stator mounting (1), characterized in that: the stator structure is characterized in that a mounting groove is formed in the outer surface of the stator mounting seat (1), an A-phase conductive clamp spring (3), a B-phase conductive clamp spring (9) and a C-phase conductive clamp spring (10) are respectively mounted inside the mounting groove, an A-phase iron core (4), a B-phase iron core (5) and a C-phase iron core (6) are respectively arranged inside the A-phase conductive clamp spring (3), the B-phase conductive clamp spring (9) and the C-phase conductive clamp spring (10), a stator buckling plate (2) is arranged inside the stator mounting seat (1), and the mounting groove is formed in the outer surface of the stator buckling plate (2).

2. A stator structure for a three-phase asynchronous motor according to claim 1, characterized in that: the stator comprises a stator mounting seat (1), wherein two symmetrical ends of an A-phase iron core (4), a B-phase iron core (5) and a C-phase iron core (6) are respectively and fixedly provided with a first conductive limiting block (7) and a second conductive limiting block (14), a coil (8) is arranged between the first conductive limiting block (7) and the second conductive limiting block (14), the outer surfaces of the A-phase iron core (4), the B-phase iron core (5) and the C-phase iron core (6) are respectively wound with the coil (8), two ends of the coil (8) are respectively welded with the first conductive limiting block (7) and the second conductive limiting block (14), the stator mounting seat (1) is provided with two coils, and the first conductive limiting block (7) and the second conductive limiting block (14) at two ends of the A-phase iron core (4), the B-phase iron core (5) and the C-phase iron core (6) are respectively buckled on the A-phase conductive clamping spring (3, The C-phase conductive snap spring (10).

3. A stator structure for a three-phase asynchronous motor according to claim 1, characterized in that: be provided with eighteen on the surface of stator mount pad (1), the electrically conductive jump ring of A looks (3), the electrically conductive jump ring of B looks (9), the electrically conductive jump ring of C looks (10) are provided with six respectively, the electrically conductive jump ring of A looks (3) series connection, the electrically conductive jump ring of B looks (9) series connection, the electrically conductive jump ring of C looks (10) series connection.

4. A stator structure for a three-phase asynchronous motor according to claim 1, characterized in that: the mounting grooves in the outer surfaces of the stator mounting seat (1) and the stator buckling plate (2) are semicircular and consistent in diameter, and the positions of the mounting grooves in the outer surfaces of the stator mounting seat (1) and the stator buckling plate (2) correspond to each other.

5. A stator structure for a three-phase asynchronous motor according to claim 1, characterized in that: one side of stator mount pad (1) is provided with stator spacing fixed disk (11), and stator spacing fixed disk (11) are provided with two, the axis position department of stator spacing fixed disk (11) is provided with rotor installation cavity (13), be provided with spacing hole (12) on the surface of stator spacing fixed disk (11), the both ends of A looks iron core (4), B looks iron core (5), C looks iron core (6) run through the inside in spacing hole (12) respectively.