CN215646393U

CN215646393U - Stator core structure of high-speed permanent magnet synchronous motor

Info

Publication number: CN215646393U
Application number: CN202121970947.7U
Authority: CN
Inventors: 施振华; 丁杰; 胡强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-25
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a stator core structure of a high-speed permanent magnet synchronous motor, which relates to the technical field of motor stator cores and comprises a stator core, a sliding rod and a fixed rod, wherein two sides of a connecting block are rotatably connected with elastic rods through rotating shafts, the outer surface of the connecting block is fixedly connected with a guide rod, the sliding shaft is inserted into a guide groove, an anti-slip pad is abutted against the outer surface of a guide wheel, and the lower end of a compression spring is fixedly connected with a fixed block. According to the stator core fixing mechanism, the connecting block, the elastic rod, the guide wheel, the sliding shaft, the guide rod and the guide groove are arranged, so that the stator core is prevented from deviating in the installation process, the influence on the assembly of other parts in the later period is avoided, the assembly quality is guaranteed, the pressing ring, the compression spring, the sliding rod, the pressing block and the anti-slip pad are arranged, the stator core can be fixed and installed more conveniently and rapidly, the installation process is simplified, the installation time is saved, and the assembly efficiency is improved.

Description

Stator core structure of high-speed permanent magnet synchronous motor

Technical Field

The utility model relates to the technical field of motor stator cores, in particular to a stator core structure of a high-speed permanent magnet synchronous motor.

Background

The permanent magnet synchronous motor provides excitation by the permanent magnet, so that the structure of the motor is simpler, the processing and assembling cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the running reliability of the motor is improved; and because excitation current is not needed, excitation loss is not caused, the efficiency and the power density of the motor are improved, and the permanent magnet synchronous motor is widely applied to various electrical equipment in industrial production and life and comprises a stator, a rotor, an end cover and the like.

At present, the condition of off normal appears easily when current high-speed permanent magnet synchronous motor stator core installs, the assembly of giving other parts in later stage causes the puzzlement, influences the installation effectiveness, and stator core is inconvenient to be installed fixedly moreover, and the installation fixed process is comparatively loaded down with trivial details, consequently certain improvement space in addition, current high-speed permanent magnet synchronous motor stator core has the problem that off normal and inconvenient installation are fixed appears easily when the installation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a stator core structure of a high-speed permanent magnet synchronous motor, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a stator core structure of a high-speed permanent magnet synchronous motor comprises a stator core, a sliding rod and a fixed rod, wherein the middle part of the fixed rod is fixedly connected with a connecting block, two sides of the connecting block are respectively rotatably connected with an elastic rod through a rotating shaft, the middle part of the elastic rod is rotatably connected with a guide wheel through a rotating shaft, one end of the elastic rod, far away from the connecting block, is fixedly connected with a sliding shaft, the outer surface of the connecting block is fixedly connected with a guide rod, the inner part of the guide rod is provided with a guide groove, the sliding shaft is inserted in the guide groove, the lower side of the sliding rod is fixedly connected with a pressing block, the outer surface of the pressing block is fixedly connected with an anti-slip pad, the anti-slip pad is abutted against the outer surface of the guide wheel, the upper end of the sliding rod is fixedly connected with a pressing ring, the lower surface of the pressing ring is fixedly connected with a compression spring, and the lower end of the compression spring is fixedly connected with a fixed block, the outer side of the fixing block is fixedly connected with the guide rod.

Optionally, the outer surface of the stator core is provided with a plurality of grooves, the plurality of grooves are distributed in an annular array, and the inner surfaces of the grooves are fixedly connected with the fixing rods.

Optionally, the elastic rod is arranged on the outer side of the fixing rod, the elastic rod is arc-shaped, the elastic rod is made of spring steel, and the elastic rod is arranged inside the groove.

Optionally, the sliding rod is inserted into the groove, the sliding rod abuts against the front face of the fixed rod, the outer side of the sliding rod abuts against the outer surface of the guide rod, and the sliding shaft abuts against the outer surface of the sliding rod.

Optionally, the shape of the outer side of the pressing block is an inclined plane, the pressing block is arranged on the inner side of the elastic rod, and the non-slip mat is made of rubber.

Optionally, the shape of clamping ring is the ring type, the clamping ring sets up in stator core's the outside, winding groove has been seted up to stator core's internal surface.

Advantageous effects

The utility model provides a stator core structure of a high-speed permanent magnet synchronous motor, which has the following beneficial effects:

1. this high-speed permanent magnet synchronous motor stator core structure, through setting up the connecting block, the elastic rod, the leading wheel, the sliding shaft, guide arm and guide slot, because the sliding shaft can slide in the guide slot, consequently at the in-process to the stator core installation, the elasticity of elastic rod can promote the leading wheel and make the tight top of its surface at the internal surface of shell body, and a plurality of leading wheel is ring array and distributes, consequently, can guarantee that the in-process of stator core installation can not take place the off normal, avoid causing the influence to the assembly of other parts in later stage, thereby guarantee the quality of assembly.

2. This high-speed permanent magnet synchronous motor stator core structure, through setting up the clamping ring, compression spring, the slide bar, briquetting and slipmat, compression spring's elasticity can promote the clamping ring and outwards slide, and drive the briquetting through the slide bar and support the outside at the leading wheel with the slipmat, make the leading wheel tightly support the internal surface at the shell body again when preventing leading wheel pivoted, thereby with stator core fixed mounting in the inside of shell body, this mechanism can make more convenient and fast to stator core fixed mounting, simplify the installation, save installation time, thereby improve assembly efficiency.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a schematic structural diagram of the present invention.

In the figure: 1. a stator core; 2. a guide wheel; 3. an elastic rod; 4. a slide bar; 5. a compression spring; 6. a winding groove; 8. pressing a ring; 9. a guide bar; 10. a groove; 11. briquetting; 12. a non-slip mat; 14. a guide groove; 15. a sliding shaft; 16. connecting blocks; 17. a fixed block; 18. and (5) fixing the rod.

Detailed Description

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

Referring to fig. 1 to 4, the present invention provides a technical solution: a stator core structure of a high-speed permanent magnet synchronous motor comprises a stator core 1, a sliding rod 4 and a fixed rod 18, wherein the outer surface of the stator core 1 is provided with a plurality of grooves 10, the plurality of grooves 10 are distributed in an annular array, the inner surface of each groove 10 is fixedly connected with the fixed rod 18, the middle part of the fixed rod 18 is fixedly connected with a connecting block 16, two sides of the connecting block 16 are respectively rotatably connected with an elastic rod 3 through a rotating shaft, the elastic rod 3 is arranged on the outer side of the fixed rod 18, the elastic rod 3 is in an arc shape, the elastic rod 3 is made of spring steel, the elastic rod 3 is arranged inside the groove 10, the middle part of the elastic rod 3 is rotatably connected with a guide wheel 2 through a rotating shaft, one end of the elastic rod 3, which is far away from the connecting block 16, is fixedly connected with a sliding shaft 15, the outer surface of the connecting block 16 is fixedly connected with a guide rod 9, and the sliding rod 4 is inserted in the groove 10, the sliding rod 4 is abutted against the front surface of the fixed rod 18, the outer side of the sliding rod 4 is abutted against the outer surface of the guide rod 9, the sliding shaft 15 is abutted against the outer surface of the sliding rod 4, the guide groove 14 is formed in the guide rod 9, the sliding shaft 15 is inserted into the guide groove 14, the lower side of the sliding rod 4 is fixedly connected with a pressing block 11, the outer surface of the pressing block 11 is fixedly connected with an antiskid pad 12, the outer side of the pressing block 11 is in an inclined plane shape, the pressing block 11 is arranged on the inner side of the elastic rod 3, the antiskid pad 12 is made of rubber, the antiskid pad 12 is abutted against the outer surface of the guide wheel 2, the upper end of the sliding rod 4 is fixedly connected with a pressing ring 8, the lower surface of the pressing ring 8 is fixedly connected with a compression spring 5, the lower end of the compression spring 5 is fixedly connected with a fixing block 17, the outer side of the fixing block 17 is fixedly connected with the guide rod 9, the pressing ring 8 is in a circular ring shape, the pressing ring 8 is arranged on the outer side of the stator core 1, the inner surface of the stator core 1 is provided with a winding groove 6.

When in use, the pressing ring 8 is firstly pressed, the pressing block 11 can be pushed through the sliding rod 4, the anti-slip mat 12 slides, the anti-slip mat 12 is separated from the outer surface of the guide wheel 2, then the stator core 1 is slowly inserted into the outer shell, in the process, as the sliding shaft 15 can slide in the guide groove 14 and the elastic rod 3 made of spring steel has high elasticity, in the process of inserting the stator core 1 into the outer shell, the inner surface of the outer shell can elastically deform the elastic rod 3 by extruding the guide wheel 2 and push the sliding shaft 15 in the guide groove 14, at the moment, the rebound force of the elastic rod 3 can push the guide wheel 2 to enable the outer surface to tightly abut against the inner surface of the outer shell, and the guide wheels 2 are distributed in an annular array, so that the axis of the stator core 1 can be kept aligned with the axis of the outer shell, and the deviation can not occur in the installation process, the influence on the assembly of other parts in the later period is avoided, so that the assembly quality is ensured; at last, the compression ring 8 is loosened, the elastic force of the compression spring 5 can push the compression ring 8 to slide outwards, the compression ring drives the pressing block 11 and the anti-slip pad 12 to abut against the outer part of the guide wheel 2 through the sliding rod 4, the guide wheel 2 is enabled to tightly abut against the inner surface of the outer shell while the guide wheel 2 is prevented from rotating, the stator core 1 is fixedly installed in the outer shell, the mechanism can enable the stator core 1 to be fixedly installed more conveniently and quickly, the installation process is simplified, the installation time is saved, and the assembly efficiency is improved.

In summary, by arranging the connecting block 16, the elastic rod 3, the guide wheel 2, the sliding shaft 15, the guide rod 9 and the guide groove 14, and the sliding shaft 15 can slide in the guide groove 14, so that in the process of installing the stator core 1, the elastic force of the elastic rod 3 can push the guide wheel 2 to make the outer surface tightly abut against the inner surface of the outer shell, and the plurality of guide wheels 2 are distributed in an annular array, so that the stator core 1 can be ensured not to deviate in the installation process, the influence on the assembly of other parts in the later period can be avoided, and the assembly quality can be ensured, by arranging the pressing ring 8, the compression spring 5, the sliding rod 4, the pressing block 11 and the non-slip mat 12, the elastic force of the compression spring 5 can push the pressing ring 8 to slide outwards, and the sliding rod 4 drives the pressing block 11 and the non-slip mat 12 to abut against the outer part of the guide wheel 2, and the guide wheel 2 can tightly abut against the inner surface of the outer shell while preventing the guide wheel 2 from rotating, thereby with stator core 1 fixed mounting in the inside of shell body, this mechanism can make convenient and fast more to stator core 1 fixed mounting, simplifies the installation, saves installation time to improve assembly efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a high-speed permanent magnet synchronous motor stator core structure, includes stator core (1), slide bar (4) and dead lever (18), its characterized in that: the middle part of the fixed rod (18) is fixedly connected with a connecting block (16), two sides of the connecting block (16) are connected with an elastic rod (3) in a rotating mode through a rotating shaft, the middle part of the elastic rod (3) is connected with a guide wheel (2) in a rotating mode through a rotating shaft, one end, far away from the connecting block (16), of the elastic rod (3) is fixedly connected with a sliding shaft (15), the outer surface of the connecting block (16) is fixedly connected with a guide rod (9), a guide groove (14) is formed in the guide rod (9), the sliding shaft (15) is inserted into the guide groove (14), a pressing block (11) is fixedly connected to the lower side of the sliding rod (4), an anti-slip pad (12) is fixedly connected to the outer surface of the guide wheel (2), the anti-slip pad (12) abuts against the outer surface of the guide wheel (2), and a pressing ring (8) is fixedly connected to the upper end of the sliding rod (4), the lower fixed surface of clamping ring (8) is connected with compression spring (5), the lower extreme fixedly connected with fixed block (17) of compression spring (5), the outside and guide arm (9) fixed connection of fixed block (17).

2. The stator core structure of the high-speed permanent magnet synchronous motor according to claim 1, wherein: the stator core structure is characterized in that grooves (10) are formed in the outer surface of the stator core (1), the number of the grooves (10) is a plurality, the grooves (10) are distributed in an annular array, and the inner surfaces of the grooves (10) are fixedly connected with fixing rods (18).

3. The stator core structure of the high-speed permanent magnet synchronous motor according to claim 2, wherein: elastic rod (3) set up in the outside of dead lever (18), the shape of elastic rod (3) is the circular arc type, the material of elastic rod (3) is the spring steel, elastic rod (3) set up in the inside of recess (10).

4. The stator core structure of the high-speed permanent magnet synchronous motor according to claim 3, wherein: the sliding rod (4) is inserted into the groove (10), the sliding rod (4) abuts against the front face of the fixing rod (18), the outer side of the sliding rod (4) abuts against the outer surface of the guide rod (9), and the sliding shaft (15) abuts against the outer surface of the sliding rod (4).

5. The stator core structure of the high-speed permanent magnet synchronous motor according to claim 1, wherein: the shape of the outer side of the pressing block (11) is an inclined plane, the pressing block (11) is arranged on the inner side of the elastic rod (3), and the non-slip mat (12) is made of rubber.

6. The stator core structure of the high-speed permanent magnet synchronous motor according to claim 1, wherein: the shape of clamping ring (8) is the ring type, clamping ring (8) set up in the outside of stator core (1), winding groove (6) have been seted up to the internal surface of stator core (1).