CN210669829U

CN210669829U - Stable and reliable shaded pole asynchronous motor

Info

Publication number: CN210669829U
Application number: CN201922031629.3U
Authority: CN
Inventors: 黄崇荣
Original assignee: Ningbo Tianling Electromechanical Co ltd
Current assignee: Ningbo Tianling Electromechanical Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-02
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a stable and reliable shaded pole asynchronous motor, which comprises a rear cover, a front cover, a stator winding, a rotor, a rotating shaft, a fixed seat, a stator core, a limiting post, a threaded hole, a first bolt, a second bolt and a third bolt, wherein the front cover is fixed on one side of the rear cover through the first bolt, the stator winding is arranged on the inner wall of the rear cover, the rotor is rotationally connected with the inner wall of the stator winding, the rotating shaft is fixed in the middle of the rotor, the fixed seat is rotationally connected with the two ends of the rotating shaft through bearings, the stator core is fixed on the outer side of the stator winding, the two ends of the fixed seat are fixedly connected with the stator core through the second bolt, the limiting post is symmetrically fixed on the inner wall of the rear cover, the two ends of the fixed seat near one end of the limiting post are symmetrically provided with limiting holes, the limiting post is clamped with the limiting holes, the two ends of the fixed seat near, improve people's equipment speed, be convenient for people to install.

Description

Stable and reliable shaded pole asynchronous motor

Technical Field

The utility model relates to a shaded pole asynchronous machine technical field specifically is a reliable and stable shaded pole asynchronous machine.

Background

The single-phase asynchronous motor uses short-circuit winding on a part of magnetic poles to generate rotating magnetic field and starting torque. The stator is mostly salient pole type. Concentrated windings, i.e. main windings, are mounted on the poles. The shaded pole asynchronous motor is characterized in that a small groove is formed in 1/3-1/2 of a pole arc, a copper short-circuit winding is arranged in the small groove, and part of magnetic poles are covered, so that the shaded pole asynchronous motor is called a shaded pole asynchronous motor, is simple in structure and stable and reliable in work, has small starting torque, is commonly used in equipment with low starting torque requirements, such as a fan, a blower and the like, but is inconvenient for mounting a shell and a stator and is inconvenient for people to use when the traditional shaded pole asynchronous motor is assembled. Therefore, a stable and reliable shaded pole asynchronous motor is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reliable and stable shaded pole asynchronous machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a stable and reliable shaded pole asynchronous motor comprises a rear cover, a front cover, a stator winding, a rotor, a rotating shaft, a fixed seat, a stator core, a limiting post, a threaded hole, a first bolt, a second bolt and a third bolt, wherein the front cover is fixed on one side of the rear cover through the first bolt, the stator winding is arranged on the inner wall of the rear cover, the rotor is rotationally connected with the inner wall of the stator winding, the rotating shaft is fixed in the middle of the rotor, the fixed seats are rotationally connected at two ends of the rotating shaft through bearings, the stator core is fixed on the outer side of the stator winding, two ends of the fixed seats are fixedly connected with the stator core through the second bolt, the limiting post is symmetrically fixed on the inner wall of the rear cover, the two ends of the fixed seat close to one end of the limiting post in the rear cover are symmetrically provided with the limiting hole, the limiting post is clamped with the limiting hole, the fixing holes are symmetrically formed in the outer side of the front cover, the rear cover is fixedly connected with the fixing seat through a third bolt, and one end of the rotating shaft penetrates through the front cover.

Preferably, flanges are fixed at one ends of the front cover and the rear cover.

Preferably, the outer sides of the rear cover and the front cover are symmetrically fixed with mounting pieces.

Preferably, the shock pad is sleeved on the outer side of the limiting column.

Preferably, a fixed cylinder is fixed on one side of the front cover.

Preferably, the front cover and the rear cover are both made of cast aluminum.

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

1. the utility model discloses when the installation, stator winding, the rotor, pivot and stator core pass through the fixing base and install together, the fixing base that will set up spacing hole is put into the hou gai, make two spacing posts in the hou gai insert spacing downthehole on the fixing base respectively, people fix the protecgulum through second bolt and flange this moment again, the fixed orifices and the screw hole coincidence on the protecgulum this moment, insert the fixed orifices with the third bolt again at last and fix protecgulum and fixing base, accomplish the installation promptly, this device reduces the quantity of bolt when the equipment, improve people's equipment speed, the people of being convenient for install.

Drawings

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

fig. 2 is a schematic view of the cross-sectional structure of the present invention.

In the figure: 1. a rear cover; 2. a front cover; 3. stator winding: 4. a rotor; 5. a rotating shaft; 6. a fixed seat; 7. a stator core; 8. a limiting column; 9. a threaded hole; 10. a first bolt; 11. a second bolt; 12. A third bolt; 13. a flange; 14. mounting a sheet; 15. a shock pad; 16. and (4) fixing the cylinder.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a stable and reliable shaded pole asynchronous motor comprises a rear cover 1, a front cover 2, a stator winding 3, a rotor 4, a rotating shaft 5, a fixed seat 6, a stator core 7, a limiting post 8, a threaded hole 9, a first bolt 10, a second bolt 11 and a third bolt 12, wherein the front cover 2 is fixed on one side of the rear cover 1 through the first bolt 10, the stator winding 3 is arranged on the inner wall of the rear cover 1, the rotor 4 is rotatably connected on the inner wall of the stator winding 3, the rotating shaft 5 is fixed in the middle of the rotor 4, two ends of the rotating shaft 5 are rotatably connected with the fixed seat 6 through bearings, the stator core 7 is fixed on the outer side of the stator winding 3, two ends of the fixed seat 6 are fixedly connected with the stator core 7 through the second bolt 11, the limiting post 8 is symmetrically fixed on the inner wall of the rear cover 1, two ends of the fixed seat 6 close to one end of the limiting post 8 in the rear cover 1 are symmetrically provided with limiting holes, the limiting post 8 is clamped with the limiting, the fixed orifices has been seted up to 2 outside symmetries of protecgulum, back lid 1 passes through third bolt 12 fixed connection with

fixing base

6, 5 one ends of pivot pass protecgulum 2, when the installation, stator winding 3, rotor 4, pivot 5 and stator core 7 are in the same place through fixing base 6 installation, the fixing base 6 that will set up spacing hole is put into in the back lid 1, make two spacing posts 8 in the back lid 1 insert respectively the spacing downthehole on the fixing base 6, people fix protecgulum 2 through second bolt 11 and flange 13 again this moment, the fixed orifices on the protecgulum 2 and the coincidence of screw hole 9 this moment, insert the fixed orifices with third bolt 12 again and fix protecgulum 2 and fixing base 6 at last, accomplish the installation promptly.

And flanges 13 are fixed at one ends of the front cover 2 and the rear cover 1, so that the rear cover 1 and the front cover 2 can be fixed conveniently.

The installation pieces 14 are symmetrically fixed on the outer sides of the rear cover 1 and the front cover 2, so that the front cover 1 and the rear cover 2 after being closed can be conveniently installed on an external installation frame.

The outside cover of spacing post 8 is equipped with shock pad 15, is convenient for reduce vibrations.

A fixing cylinder 16 is fixed on one side of the front cover 2, so that the third bolt 12 is shielded conveniently, and the third bolt 12 is prevented from being loosened due to the fact that the third bolt 12 is touched.

The front cover 2 and the rear cover 1 are both made of cast aluminum materials, so that heat dissipation of the front cover 2 and the rear cover 1 is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reliable and stable shaded pole asynchronous machine, includes back lid (1), protecgulum (2), stator winding (3), rotor (4), pivot (5), fixing base (6), stator core (7), spacing post (8), screw hole (9), first bolt (10), second bolt (11) and third bolt (12), its characterized in that: a front cover (2) is fixed on one side of the rear cover (1) through a first bolt (10), a stator winding (3) is arranged on the inner wall of the rear cover (1), a rotor (4) is rotatably connected to the inner wall of the stator winding (3), a rotating shaft (5) is fixed in the middle of the rotor (4), fixing seats (6) are rotatably connected to the two ends of the rotating shaft (5) through bearings, a stator core (7) is fixed on the outer side of the stator winding (3), the two ends of each fixing seat (6) are fixedly connected with the stator core (7) through a second bolt (11), a limiting column (8) is symmetrically fixed on the inner wall of the rear cover (1), limiting holes are symmetrically formed in the two ends of each fixing seat (6) close to one end of the limiting column (8) in the rear cover (1), the two ends of each fixing seat (6) close to one end of the front cover (2) are symmetrically provided with threaded holes (9), the fixing holes are symmetrically formed in the outer side of the front cover (2), the rear cover (1) is fixedly connected with the fixing seat (6) through a third bolt (12), and one end of the rotating shaft (5) penetrates through the front cover (2).

2. A stable and reliable shaded pole asynchronous machine according to claim 1, characterized in that: and flanges (13) are fixed at one ends of the front cover (2) and the rear cover (1).

3. A stable and reliable shaded pole asynchronous machine according to claim 1, characterized in that: the outer sides of the rear cover (1) and the front cover (2) are symmetrically fixed with mounting pieces (14).

4. A stable and reliable shaded pole asynchronous machine according to claim 1, characterized in that: the outer side of the limiting column (8) is sleeved with a shock pad (15).

5. A stable and reliable shaded pole asynchronous machine according to claim 1, characterized in that: a fixed cylinder (16) is fixed on one side of the front cover (2).

6. A stable and reliable shaded pole asynchronous machine according to claim 1, characterized in that: the front cover (2) and the rear cover (1) are both made of cast aluminum.