CN113541425A

CN113541425A - Magnetic rotor mechanism

Info

Publication number: CN113541425A
Application number: CN202110762819.1A
Authority: CN
Inventors: 石成明
Original assignee: Shanghai Muni Technology Development Co ltd
Current assignee: Shanghai Muni Technology Development Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-10-22

Abstract

The invention discloses a magnetic rotor mechanism, which comprises a rotor and a sleeve, wherein the rotor and the sleeve are arranged on a rack, the rotor coaxially penetrates through the sleeve, and the sleeve can move back and forth along the axis direction of the sleeve; the rotor comprises a rotating shaft and a rotating disc coaxially arranged on the rotating shaft, a plurality of first magnetic blocks are arranged on the surface of the rotating disc along the circumferential direction of the rotating disc, and a circle of second magnetic blocks which are opposite to the first magnetic blocks are arranged on the inner wall of the sleeve; the first magnetic block and the second magnetic block which are opposite to each other are respectively provided with an inclined magnetic surface, the two inclined magnetic surfaces are opposite to each other, and the same poles repel each other; when the sleeve moves to enable the two inclined magnetic surfaces to approach each other, the second magnetic block drives the first magnetic block to move, and the rotating disc rotates. The invention can drive the rotor to rotate through the movable sleeve, converts the magnetic field force into a mechanical rotating mechanism, and has low capacity loss in the conversion process.

Description

Magnetic rotor mechanism

Technical Field

The invention belongs to the technical field of motors, and particularly relates to a magnetic rotor mechanism.

Background

Background 1: an electric Motor (Motor) is a device that converts electrical energy into mechanical energy. The electromagnetic power generator utilizes an electrified coil (namely a stator winding) to generate a rotating magnetic field and acts on a rotor (such as a squirrel-cage closed aluminum frame) to form magnetoelectric power rotating torque. The motors are divided into direct current motors and alternating current motors according to different power supplies, most of the motors in the power system are alternating current motors, and can be synchronous motors or asynchronous motors (the rotating speed of a stator magnetic field of the motor is different from the rotating speed of a rotor to keep synchronous speed). The motor mainly comprises a stator and a rotor, and the direction of the forced movement of the electrified conducting wire in a magnetic field is related to the current direction and the direction of a magnetic induction line (magnetic field direction).

Background 2: the mechanism which converts linear motion into rotary motion, such as the matching of a gear and a rack, a worm and gear and the like in the prior art has great capacity loss.

Disclosure of Invention

The present invention provides a magnetic rotor mechanism, which can drive a rotor to rotate by moving a sleeve, so as to convert magnetic field force into a mechanical rotation mechanism, and has low capacity loss during the conversion process.

In order to solve the technical problems, the invention adopts the technical scheme that: a magnetic force rotor mechanism comprises a rotor and a sleeve, wherein the rotor and the sleeve are arranged on a rack, the rotor coaxially penetrates through the sleeve, and the sleeve can move back and forth along the axis direction of the sleeve; the rotor comprises a rotating shaft and a rotating disc coaxially arranged on the rotating shaft, a plurality of first magnetic blocks are arranged on the surface of the rotating disc along the circumferential direction of the rotating disc, and a circle of second magnetic blocks which are opposite to the first magnetic blocks are arranged on the inner wall of the sleeve; the first magnetic block and the second magnetic block which are opposite to each other are respectively provided with an inclined magnetic surface, the two inclined magnetic surfaces are opposite to each other, and the same poles repel each other; when the sleeve moves to enable the two inclined magnetic surfaces to approach each other, the second magnetic block drives the first magnetic block to move, and the rotating disc rotates.

Above-mentioned magnetic rotor mechanism, it is coaxial in the pivot be provided with a plurality of the carousel, every the circumferencial direction of carousel is in the surface of carousel all is provided with a plurality of first magnetic blocks, be provided with many circles on the telescopic inner wall and just to every respectively a plurality of on the carousel a plurality of second magnetic blocks of first magnetic block.

Above-mentioned magnetic rotor mechanism, the both ends of pivot are supported on two support element of frame, and are provided with the cover at the department of setting up and establish the epaxial bearing of pivot, the sleeve is located two between the support element.

In the magnetic rotor mechanism, one end of the rotating shaft extends out of the outer side of the supporting unit, the end of the rotating shaft is an output end, and the output end is provided with a key slot.

In the magnetic rotor mechanism, the bottom plate of the frame is provided with a guide rail, and an extension line of the guide rail is parallel to the axis of the sleeve; the lower side of the sleeve supports a leg which is movable along a guide rail.

In the magnetic rotor mechanism, the guide rail is provided with the sliding block, and the bottom of the supporting leg is fixed on the sliding block.

Compared with the prior art, the invention has the following advantages: the invention makes full use of magnetic field force to drive the second magnetic block to drive the first magnetic block, avoids friction between the second magnetic block and the first magnetic block, and can convert linear motion energy of the sleeve into rotary motion energy of the rotor with high efficiency. The magnetic block can be reversely used, namely the first magnetic block drives the second magnetic block by rotating the rotor, so that the aim of converting rotary motion into linear motion is fulfilled.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a view of fig. 1 with the sleeve removed.

Fig. 3 is a cross-sectional view of the present invention.

Description of reference numerals:

1, a sleeve; 2-a rotating shaft; 3, rotating the disc;

4-a first magnetic block; 5-a second magnetic block; 6-a support unit;

7, a bearing; 8, key grooves; 9-a bottom plate;

10-a guide rail; 11-a support leg; 12-a slide block.

Detailed Description

As shown in fig. 1-3, a magnetic rotor mechanism includes a rotor and a sleeve 1 arranged on a frame, the rotor coaxially penetrates through the sleeve 1, and the sleeve 1 can move back and forth along its own axis direction; the rotor comprises a rotating shaft 2 and a rotating disc 3 coaxially arranged on the rotating shaft 2, a plurality of first magnetic blocks 4 are uniformly arranged on the surface of the rotating disc 3 along the circumferential direction of the rotating disc 3, and a circle of second magnetic blocks 5 which are opposite to the first magnetic blocks 4 is arranged on the inner wall of the sleeve 1; the first magnetic block 4 and the second magnetic block 5 which are opposite to each other are provided with inclined magnetic surfaces, the two inclined magnetic surfaces are opposite to each other, and like poles repel each other; when the sleeve 1 moves to enable the two inclined magnetic surfaces to approach each other, the second magnetic block 5 drives the first magnetic block 4 to move, and the rotating disc 3 rotates.

It should be noted that the first magnetic block 4 and the second magnetic block 5 are both mounted on the inner wall of the rotating disc 3 and the inner wall of the sleeve 1 in an embedded manner.

In this embodiment, a plurality of turntables 3 are coaxially arranged on the rotating shaft 2, a plurality of first magnetic blocks 4 are uniformly arranged on the surface of each turntable 3 in the circumferential direction of each turntable 3, and a plurality of circles of second magnetic blocks 5 which are respectively opposite to the plurality of first magnetic blocks 4 on each turntable 3 are arranged on the inner wall of the sleeve 1.

Through setting up a plurality of carousels 3, can bear a plurality of drive stress points equivalently, can let carousel 3 drive 2 rotatory faster of pivot like this.

In this embodiment, the both ends of pivot 2 are supported on two support element 6 of frame, and are provided with the bearing 7 of cover on pivot 2 in the department of setting up, sleeve 1 is located two between the support element 6.

Of the two bearings 7, at least one bearing 7 is a thrust bearing 7, the thrust bearing 7 is provided on the end of the rotating shaft 2 on the back side of the turntable 3, and the thrust bearing 7 is fixed to the support unit 6.

In this embodiment, one end of the rotating shaft 2 extends out of the supporting unit 6, the end of the rotating shaft 2 is an output end, and the output end is provided with a key slot 8.

In this embodiment, a guide rail 10 is disposed on a bottom plate 9 of the frame, and an extension line of the guide rail 10 is parallel to an axis of the sleeve 1; the lower side of the sleeve 1 supports legs 11, which legs 11 are movable along guide rails 10.

In this embodiment, the guide rail 10 is provided with a sliding block 12, and the bottom of the supporting leg 11 is fixed on the sliding block 12.

The number of the legs 11 is four, and the number of the guide rails 10 and the sliders 12 is also 4.

When the magnetic rotating disk is used, the sleeve 1 is pushed to enable the two inclined magnetic surfaces which are opposite to each other in each group to be opposite to each other, and under the action of like-pole repulsion, when the two inclined magnetic surfaces are close to each other, the second magnetic block 5 drives the first magnetic block 4 to move, so that the rotating disk 3 rotates, and the rotor further rotates.

It should be noted that the inclination angle θ of the inclined magnetic surface is related to the friction coefficient F of the rotor rotation, the friction coefficient F of the rotor is mainly the friction coefficient of the thrust bearing 7 of the bearing 7, the repulsive force F of the second magnetic block 5 to the first magnetic block 4 can be decomposed into a force sin θ F along the axial direction and a force cos θ F along the tangential direction of the turntable 3, and the rotor 1 can be driven to rotate as long as the friction coefficient F of the friction force applied to the rotor rotation is less than cot θ, and the specific derivation process is as follows: the rotor can rotate when sin theta F < cos theta F, F < cos theta/sin theta, F < cot theta.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. A magnetic force rotor mechanism is characterized by comprising a rotor and a sleeve, wherein the rotor and the sleeve are arranged on a rack, the rotor coaxially penetrates through the sleeve, and the sleeve can move back and forth along the axis direction of the sleeve; the rotor comprises a rotating shaft and a rotating disc coaxially arranged on the rotating shaft, a plurality of first magnetic blocks are arranged on the surface of the rotating disc along the circumferential direction of the rotating disc, and a circle of second magnetic blocks which are opposite to the first magnetic blocks are arranged on the inner wall of the sleeve; the first magnetic block and the second magnetic block which are opposite to each other are respectively provided with an inclined magnetic surface, the two inclined magnetic surfaces are opposite to each other, and the same poles repel each other; when the sleeve moves to enable the two inclined magnetic surfaces to approach each other, the second magnetic block drives the first magnetic block to move, and the rotating disc rotates.

2. A magnetic rotor mechanism according to claim 1, wherein a plurality of said rotary discs are coaxially provided on said rotary shaft, a plurality of first magnetic blocks are provided on the surface of said rotary disc in the circumferential direction of each of said rotary discs, and a plurality of turns of second magnetic blocks respectively opposed to said plurality of first magnetic blocks on each of said rotary discs are provided on the inner wall of said sleeve.

3. A magnetic rotor mechanism according to claim 1, wherein the two ends of the shaft are supported on two support units of the frame, and a bearing is provided at the erection site to be fitted over the shaft, the sleeve being located between the two support units.

4. A magnetic rotor mechanism according to claim 3, wherein one end of the rotary shaft is extended to the outside of the supporting unit, the end of the rotary shaft is an output end, and the output end is provided with a key groove.

5. A magnetic rotor mechanism according to claim 1, wherein a guide rail is provided on a bottom plate of the frame, an extension line of the guide rail being parallel to an axis of the sleeve; the lower side of the sleeve supports a leg which is movable along a guide rail.

6. A magnetic rotor mechanism according to claim 5, wherein the guide rail is provided with a slider block, and the bottom of the leg is fixed to the slider block.