CN211089409U

CN211089409U - Axial magnetic flux birotor motor

Info

Publication number: CN211089409U
Application number: CN202020015418.0U
Authority: CN
Inventors: 万成超; 周喜东; 王乐维
Original assignee: Shenyang Anton Electric Co ltd
Current assignee: Shenyang Anton Electric Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-07-24
Anticipated expiration: 2030-01-06

Abstract

The utility model relates to a motor especially relates to an axial magnetic flux birotor motor. The method is applied to the load working conditions of pumps and fans, and solves the problem of low power/mass density of the current similar products; the performance of the axial flux dual-rotor motor can be safely and reliably realized. The permanent magnet motor comprises a stator assembly, a permanent magnet rotor bracket A and a permanent magnet rotor bracket B; the method is characterized in that: the permanent magnet rotor bracket A is connected with the stator assembly through a double bearing; the permanent magnet rotor bracket A can rotate relative to the stator assembly; the permanent magnet rotor bracket A is connected with the permanent magnet rotor bracket B; the rotor support B and the rotor support A are connected into a whole to rotate together as a motor rotor (double rotors).

Description

Axial magnetic flux birotor motor

Technical Field

The invention relates to a motor, in particular to an axial flux double-rotor motor.

Background

The axial flux double-rotor motor can be applied to load working conditions of pumps and fans, but the existing axial flux double-rotor motor has no mature scheme; so that the power/mass density advantages thereof cannot be exploited.

Disclosure of Invention

The invention provides an axial magnetic flux double-rotor motor aiming at the defects in the prior art, which is applied to the load working conditions of pumps and fans and solves the problem of low power/mass density of the current similar products; the performance of the axial flux dual-rotor motor can be safely and reliably realized.

In order to achieve the purpose, the invention adopts the following technical scheme that the permanent magnet motor comprises a stator assembly, a permanent magnet rotor bracket A and a permanent magnet rotor bracket B; the method is characterized in that: the permanent magnet rotor bracket A is connected with the stator assembly through a double bearing; the permanent magnet rotor bracket A can rotate relative to the stator assembly.

The permanent magnet rotor bracket A is connected with the permanent magnet rotor bracket B; the rotor support B and the rotor support A are connected into a whole to rotate together as a motor rotor (double rotors).

Further, the double bearings comprise a bearing A and a bearing B.

Furthermore, the permanent magnet rotor bracket A and the permanent magnet rotor bracket B are detachably connected through a spigot.

Furthermore, the stator assembly comprises a stator support and a stator iron core group with windings, wherein the stator iron core group with the windings is fixed on the stator support.

Furthermore, the stator core group comprises a stator core and a winding wound on the stator core.

Further, the stator support comprises stator core indexing teeth and a bearing chamber located on the indexing tooth core.

Furthermore, the stator core indexing teeth are made of aluminum alloy.

Furthermore, the stator iron core group is arranged between two adjacent gears of the indexing teeth, and the iron core group is firmly pressed between the two adjacent indexing teeth by the iron core pressing plate.

Further, rotor bracket A is including inlaying the box body that has the permanent magnet, is provided with the rotor spindle on this box body, rotor bracket B adopts lid column structure, and rotor bracket A and rotor bracket B list in stator assembly both sides, and link to each other through the tang between box body and the lid column structure, and the rotor spindle rotates with the stator assembly through the bearing of installing in the bearing chamber after linking to each other and is connected.

Compared with the prior art, the invention has the beneficial effects.

Compared with the prior technical scheme in China, the invention has the following advantages.

1. The invention discloses a structural form of an axial flux double-rotor motor, which can realize the performance of the motor safely and reliably; the advantages of the axial flux double-rotor motor are exerted.

2. The axial flux double-rotor motor is simple in structure, and the problem of complex process of the axial flux double-rotor motor is solved; the design is easier to be produced.

Drawings

The invention is further described with reference to the following figures and detailed description. The scope of the invention is not limited to the following expressions.

Fig. 1 is a schematic structural diagram of an axial flux dual-rotor motor of the present invention.

Fig. 2 is an exploded view of an axial flux dual rotor motor of the present invention.

Fig. 3 is a schematic view of the stator frame structure of the present invention.

Fig. 4 is a schematic view of a stator core assembly with windings according to the present invention.

Fig. 5 is a schematic view of the inventive core press plate.

Fig. 6-1 is a schematic view of a rotor spider a.

Fig. 6-2 is a schematic view of a rotor support B.

In the figure, 1 is a motor assembly, 2 is a stator assembly, 3 is a rotor bracket A, 4 is a bearing A, 5 is an iron core pressing plate, 6 is a rotor bracket B, 7 is a bearing B, 8 is a stator bracket, 9 is a stator iron core group, 10 is a permanent magnet, 11 is a female spigot, 12 is a male spigot, and 13 is a bearing chamber.

Detailed Description

As shown in fig. 1-6, including as 6-1, 6-2; the motor assembly 1 comprises a stator assembly 2, a permanent magnet rotor bracket A3 and a permanent magnet rotor bracket B4; the method is characterized in that: the permanent magnet rotor bracket A is connected with the stator assembly 2 through a double bearing; the permanent magnet rotor support a can rotate relative to the stator assembly 2.

And the permanent magnet rotor bracket A is connected with the permanent magnet rotor bracket B. The rotor support B and the rotor support A are connected into a whole to rotate together as a motor rotor (double rotors).

Further, the double bearings comprise a bearing A and a bearing B. Ensure the coaxial and stable connection of the related fittings.

Further, the stator assembly 2 includes a stator support 8 and a stator core assembly 9 with windings fixed on the stator support 8.

Further, the stator core group 9 includes a stator core and a winding wound on the stator core.

A stator core: the motor rotor is composed of silicon steel sheets with orientation (the orientation direction is the axial direction of the motor) in the tangential direction of the rotation radius of the motor; the stator core assembly may be made of soft magnetic composite material.

Further, the stator frame includes stator core indexing teeth 14 and a bearing chamber 13 on the indexing teeth core. The bearing chamber 13 and the stator core indexing teeth 14 may be integrally manufactured, or may be manufactured separately and then spliced and fixed as a whole.

Furthermore, the stator iron core group 9 is arranged between two adjacent gears of the indexing teeth and is fixed with the threaded holes on the indexing teeth through countersunk screw holes on the iron core pressing plate 5. The iron core pressing plate 5 applies pressure enough to ensure the working strength of the iron core group 9 to fix the iron core group; when fixing, necessary winding protection measures are added to prevent winding damage.

Furthermore, the rotor support A comprises a box body embedded with a permanent magnet, a rotor spindle is arranged on the box body, the rotor support B adopts a cover body-shaped structure, the rotor support A and the rotor support B are respectively arranged at two sides of the stator assembly, the box body is connected with the cover body-shaped structure through a seam allowance (in a matched connection mode through a male seam allowance and a female seam allowance), and the rotor spindle is rotatably connected with the stator assembly through a bearing arranged in a bearing chamber 13 after connection.

Specifically, the function of the first stator core indexing teeth 14 is to evenly and securely separate the stator cores of the stator 9 and to provide a secure hold for the stator core pack 9. The material of the stator core indexing teeth 14 is a non-magnetic material and is not limited in number.

Secondly, the rotor bracket A3 is fixedly connected with the rotor bracket B6 through a spigot; the rotor holder B6 and the rotor holder a3 are fixed to rotate integrally as a motor rotor (double rotor).

And thirdly, the stator iron core group 9 with the winding is fixed on the stator bracket 8 through the iron core pressing plate 5.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.

Claims

1. An axial flux double-rotor motor comprises a stator assembly, a permanent magnet rotor bracket A and a permanent magnet rotor bracket B; the permanent magnet rotor bracket A is connected with a stator assembly through a double bearing; the permanent magnet rotor bracket A can rotate relative to the stator assembly;

The permanent magnet rotor bracket A is connected with the permanent magnet rotor bracket B; the rotor bracket B and the rotor bracket A are connected into a whole to rotate together as a motor rotor.

2. The axial flux dual rotor machine of claim 1, wherein: the double bearings comprise a bearing A and a bearing B.

3. The axial flux dual rotor machine of claim 1, wherein: the permanent magnet rotor bracket A and the permanent magnet rotor bracket B are detachably connected through a spigot.

4. The axial flux dual rotor machine of claim 1, wherein: the stator assembly comprises a stator support and a stator iron core group with windings, wherein the stator iron core group is fixed on the stator support.

5. The axial flux dual rotor machine of claim 4, wherein: the stator iron core group comprises a stator iron core and a winding wound on the stator iron core.

6. The axial flux dual rotor machine of claim 4, wherein: the stator support comprises stator core indexing teeth and a bearing chamber positioned on the indexing tooth core.

7. The axial flux dual rotor machine of claim 6, wherein: the stator core indexing teeth are made of aluminum alloy.

8. The axial flux dual rotor machine of claim 6, wherein: the stator iron core group is arranged between two adjacent gears of the indexing teeth, and the iron core group is firmly pressed between the two adjacent indexing teeth by the iron core pressing plate.

9. The axial flux dual rotor machine of claim 1, wherein: the rotor support A comprises a box body embedded with a permanent magnet, a rotor spindle is arranged on the box body, the rotor support B adopts a cover body-shaped structure, the rotor support A and the rotor support B are respectively arranged at two sides of the stator assembly, the box body and the cover body-shaped structure are connected through a spigot, and the rotor spindle is rotatably connected with the stator assembly through a bearing arranged in a bearing chamber after being connected.