JP2024030872A - Magnetic levitation type power generation motor assembly - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a magnetic levitation type power generation motor assembly capable of largely enhancing a wind power generation efficiency.

SOLUTION: A main shaft is installed in a housing, each of an upper end and a lower end of the main shaft is supported in a levitation state by a magnetic levitation support seat body, and a side surface direction of the main shaft is supported by a magnetic levitation bearing, and the main shaft further comprises at least one rotational board as a rotator of a power generator. A plurality of dielectric magnets is arranged along a circle circumference on the rotational board, a plurality of coils is fixed to a housing as a stator along the circumference of the main shaft, and is connected to a power transmission cable, a power transmission mechanism is installed to the upper end of the main shaft, the power transmission mechanism is communicated with a fun unit or a motor as a power source, and the rotational board is rotated by driving and turning the main shaft with a power by the fun unit or the motor. A dielectric current is generated by relatively rotating each dielectric magnet to each coil. In the present invention, the main shaft is supported in a magnetic levitation system, and a resistance of the rotation of the main shaft is suppressed to the minimum.

SELECTED DRAWING: Figure 1

COPYRIGHT: (C)2024,JPO&INPIT

Description

FIELD OF THE INVENTION The present invention relates to electrical generators, and more particularly to magnetic levitation generator assemblies.

Taiwan Patent No. M561728 discloses a stable minimum resistance generator using a single point magnetic levitation method, which includes a rotating shaft penetrating through a housing, and a plurality of rotary shafts on the inner diameter wall of the inner space of the housing. A stator and a plate are installed, the stator is a plurality of second magnets arranged in a ring shape, a third magnet is installed at the upper end of the rotating shaft, a tip is formed at the lower end, and the stator is a plurality of second magnets arranged in a ring shape. a first magnet having a fan, a generator, and a plurality of rotors disposed between the fan, the generator, and a plurality of rotors, the tips of which contact the plates of the housing, and the rotors having the same or opposite magnetic properties as the second magnet; The rotation shaft is maintained in a vertical state by repulsion or attraction between the first magnet and the second magnet, and a fourth magnet is installed above the upper end of the rotation shaft, and the fourth magnet and the third magnet Since the magnetic properties of the opposing surfaces are opposite, the fourth magnet generates an attractive force on the third magnet, reducing the weight of the rotating shaft and minimizing the resistance to rotation of the rotating shaft. ing.

Taiwan Patent No. M561728 Specification

An object of the present invention is to provide a generator assembly that significantly increases wind power generation efficiency by significantly reducing frictional resistance generated during the operation of the generator assembly. The generator assembly is suitable for wind power generation or power generation using a small output motor as input power.

The present invention will be explained below. The maglev generator assembly of claim 1 includes a housing with an interior space;
The housing includes a lower magnetic levitation support seat, an upper magnetic levitation support seat, a plurality of magnetic levitation bearings, a main shaft, a generator, and a fan unit,
the lower magnetic levitation support seat is installed on the bottom surface of the internal space;
The upper magnetic levitation support seat is installed on the top surface of the internal space,
The plurality of magnetic levitation bearings are installed at different height positions above the lower magnetic levitation support seat along the vertical direction within the internal space,
The main shaft is disposed perpendicularly to the plurality of magnetic levitation bearings in the internal space, the upper and lower ends of the main shaft are connected to the upper magnetic levitation support seat and the lower magnetic levitation support seat, respectively, and the main shaft an upper end of which extends to the exterior of the housing;
The generator includes a plurality of coils serving as a stator and at least one rotating disk serving as a rotor, the coils being fixedly installed in the housing along the circumference of the main shaft, and connected to a power transmission cable. connected, the at least one rotary disk is fixed to the main shaft, a plurality of induction magnets arranged along the circumference are installed on the rotation disk, and the induction magnet rotates relative to the coil. , generates an induced current, and the current is output by the power transmission cable,
The fan unit is connected to the main shaft, and when the fan unit is operated, the main shaft is driven and rotated to rotate the rotary disk of the generator and generate electric power.

According to the generator assembly, the main shaft is maintained in an upright state by the support of the magnetic levitation support base and the magnetic levitation bearing, and the frictional resistance during rotation of the main shaft is reduced compared to the prior art, thereby increasing power generation efficiency. Can be done.

In the magnetic levitation generator assembly according to claim 2, the lower magnetic levitation support seat in claim 1 includes a lower rotating disk and a lower fixed disk, and the upper magnetic levitation support seat includes an upper rotating disk. , including the upper fixed plate;
The lower rotary disk is fixed to the lower end of the main shaft, and a plurality of first magnets are arranged at the center and circumference of the lower surface of the lower rotary disk,
The lower fixed plate is fixed to the bottom surface of the internal space of the housing, and a plurality of second magnets are arranged at the center and circumference of the upper surface of the lower fixed plate,
The upper rotary disk is fixed to the main shaft, and a plurality of second magnets are arranged at the center and circumference of the upper surface of the upper rotary disk,
The upper fixed plate is arranged on the top surface of the internal space of the housing, and the plurality of first magnets are arranged at the center and circumference of the lower surface of the upper fixed plate,
Among them, the first magnet and the second magnet have the same magnetism, and the magnetism between the upper rotating disk and the upper fixed disk and between the lower rotating disk and the lower fixed disk is the same as that between the first magnet and the second magnet. There is no contact due to mutual repulsion of the magnets.

Thereby, the magnetic levitation support seat supports the weight of the main shaft in the vertical direction in a floating state.

The magnetic levitation generator assembly according to claim 3 is characterized in that the plurality of magnetic levitation bearings according to claim 2 each include a rotor and a stator;
The rotor is a plurality of fourth magnets arranged along the outer circumference of the main shaft,
The stator is a cylindrical body, a plurality of third magnets are arranged along the inner circumference, the stator is fixed to the housing, and the plurality of third magnets drive the plurality of fourth magnets. be surrounded,
The third magnet and the fourth magnet have the same magnetism, and the main shaft and the stator do not come into contact with each other due to mutual repulsion between the third magnet and the fourth magnet.

The magnetic levitation generator assembly according to claim 4 is provided, wherein the plurality of magnetic levitation bearings according to claim 3 each include a rotor and a stator, and the generator includes two rotating disks, and the two rotating disks A disc is fixed to the main shaft and symmetrically disposed on opposite sides of the coil.

A magnetically levitated generator assembly according to claim 5, wherein each of the plurality of magnetically levitated bearings according to claim 4 includes a rotor and a stator, and the fan unit includes blades, and the blades are connected to a rotating shaft. an active bevel gear is installed on the rotating shaft, and a passive bevel gear is installed on the upper end of the main shaft, and when the active bevel gear and the passive bevel gear are meshed and the blade rotates, the active bevel gear and The main shaft is driven and rotated by the passive bevel gear to cause the generator to generate electricity.

In another embodiment of the magnetic levitation generator assembly of the present invention, a small power motor replaces the fan unit, and the small power output by the motor is used to drive and rotate the main shaft to power the generator. A large output power may be output.

The maglev generator assembly of claim 6 includes a housing with an interior space;
The housing includes a lower magnetic levitation support seat, an upper magnetic levitation support seat, a plurality of magnetic levitation bearings, a main shaft, a generator, and a motor,
the lower magnetic levitation support seat is installed on a bottom surface of the internal space;
The upper magnetic levitation support seat is installed on the top surface of the internal space,
The plurality of magnetic levitation bearings are installed at different height positions above the magnetic levitation support seat along the vertical direction within the internal space,
The main shaft is disposed perpendicularly to the plurality of magnetic levitation bearings in the internal space, and the upper and lower ends of the main shaft are connected to the upper magnetic levitation support seat and the lower magnetic levitation support seat, respectively, and the main shaft an upper end of which extends to the exterior of the housing;
The generator includes a plurality of coils serving as a stator and at least one rotating disk serving as a rotor, the coils being fixedly installed in the housing along the periphery of the main shaft, and connected to a power transmission cable. connected, the at least one rotary disk is fixed to the main shaft, a plurality of induction magnets arranged along the circumference are installed on the rotation disk, and the induction magnet rotates relative to the coil. , generates an induced current, and the current is output by the power transmission cable,
The motor is connected to the main shaft, and when the motor is operated, the main shaft is driven and rotated to rotate the rotary disk of the generator and generate electric power.

In the magnetic levitation generator assembly according to claim 7, a passive bevel gear is installed at the upper end of the main shaft in claim 6, a gear mechanism is connected to the motor, and an active bevel gear of the gear mechanism is connected to the passive bevel gear. When the motor is in operation, the main shaft is driven and rotated through the gear mechanism, thereby causing the generator to generate electricity.

The magnetic levitation generator assembly of the present invention supports the main shaft by providing a magnetic levitation support seat installed at the lower end of the main shaft and mutually repelling magnetic forces at symmetrical positions on the side of the main shaft, so that the main shaft is The frictional resistance it receives when it is driven and rotates is extremely small, making it possible to increase the rotational speed of the main shaft, extend the duration, and increase power generation efficiency.

1 is a plan cross-sectional view of Example 1 of the generator assembly of the present invention; FIG. It is a top view which shows the arrangement|positioning state of the 1st magnet installed in the rotary disk bottom surface of this invention. FIG. 7 is a bird's-eye view showing the arrangement of second magnets installed on the upper surface of the fixed plate of the present invention. FIG. 2 is a plan cross-sectional view of Example 2 of the generator assembly of the present invention.

As shown in FIG. 1, the magnetic levitation generator assembly of the present invention is applied to a wind generator assembly, and a first embodiment thereof includes a housing 1 with an internal space, and a top surface of the internal space. An upper magnetic levitation support seat 7 and a lower magnetic levitation support seat 2 are respectively installed on the bottom surface of the inner space, and a first magnetic levitation bearing 3 and a second magnetic levitation bearing of the same structure are installed at different height positions along the vertical direction within the internal space. Two magnetic levitation bearings 6 are installed, and the first magnetic levitation bearing 3 and the second magnetic levitation bearing 6 are fixed to the housing 1 and correspondingly above the lower magnetic levitation support base 2. Among them, the lower magnetic levitation support seat 2 is composed of a lower rotary disk 21 on which a plurality of first magnets 2A are arranged, and a lower fixed disk 22 on which a plurality of second magnets 2B are arranged. As shown in FIG. 2, the lower rotary disk 21 is a disk body, and a plurality of first magnets 2A can be arranged at the center of the lower surface and around the center, and the center of the upper surface of the lower rotary disk 21 is located at the center of the main shaft 5. Fixed to the bottom edge. As shown in FIG. 3, the lower fixed platen 22 is also a disk body, and a plurality of second magnets 2B can be arranged at the center of the upper surface and around the center, and the magnetic properties of the first magnet 2A and the second magnet 2B are are the same, and the lower fixed plate 22 is fixed to the bottom of the housing 1 and faces the lower rotary plate 21. The upper magnetic levitation support seat 7 is composed of an upper fixed plate 71 on which a plurality of first magnets 7A are arranged, and an upper rotary plate 72 on which a plurality of second magnets 7B are arranged. The plate 71 is a disc body, and a plurality of first magnets 7A are arranged at the center of the lower surface and around the center, and the upper fixed plate 71 is fixed to the top surface inside the housing 1. The upper rotary disk 72 is also a disk body, and a plurality of second magnets 7B are arranged at the center of the upper surface and around the center, and the first magnet 7A and the second magnet 7B have the same magnetism. Upper rotary disks 72 are fixed to the main shaft 5 and face each other near the upper fixed disk 71.

The first magnetic levitation bearing 3 includes a first stator 31 and a first rotor, and is installed on the main shaft 5 above the lower rotary disk 21 . The first stator 31 is a cylinder body, and a plurality of third magnets 3A are arranged along the inner circumference thereof. The first stator 31 is fixed to the housing 1, and for example, in the embodiment shown in FIG. 1, the first stator 31 is fixed using a rack 11. The first rotor itself is composed of a plurality of fourth magnets 3B, and the plurality of fourth magnets 3B are arranged along the outer circumference of the main shaft 5, and the third magnet 3A causes the fourth magnet to 3B is surrounded. Since the third magnet 3A and the fourth magnet 3B have the same magnetism, the third magnet 3A installed on the first stator 31 is the same as the fourth magnet 3B installed on the main shaft 5. After surrounding the main shaft 5, the main shaft 5 can be supported in the lateral direction by mutual repulsive force. Similarly, the second magnetic levitation bearing 6 includes a second stator 61 and a second rotor, and is installed on the main shaft 5 below the upper rotary disk 72 . The second stator 61 is a cylinder body, and a plurality of third magnets 6A are arranged along the inner circumference thereof. The second stator 61 is fixed to the housing 1, and for example, in the embodiment shown in FIG. 1, the second stator 61 is fixed to the housing 1 by a rack. The second rotor itself is composed of a plurality of fourth magnets 6B, and the plurality of fourth magnets 6B are arranged along the outer circumference of the main shaft 5, and the third magnet 6A makes the fourth magnet 6B is surrounded. Since the third magnet 6A and the fourth magnet 6B have the same magnetism, the third magnet 5A installed on the second stator 61 attracts the fourth magnet 6B installed on the main shaft 5. After being surrounded, the main shaft 5 can be supported in the lateral direction by mutual repulsive force. That is, the main shaft 5 can be held in an upright state by the second magnetically levitating bearing 6 and the first magnetically levitating bearing 3 arranged above and below the main shaft 5.

In the present invention, a generator 4 is further installed on the main shaft 5 between the first magnetic levitation bearing 3 and the second magnetic levitation bearing 6. The generator 4 preferably includes a plurality of coils 43 as a stator and two rotating disks as a rotor, and the plurality of coils 43 are fixed to the housing 1 along the periphery of the main shaft 5. and is connected to the power transmission cable 40. The two rotary disks include a first rotary disk 41 and a second rotary disk 42 fixed to the main shaft 5 and arranged on opposite sides of the coil 43, of which the lower surface of the first rotary disk 41 is A plurality of first induction magnets 4A are arranged along the circumference on the upper surface, and a plurality of second induction magnets 4B are arranged along the circumference on the upper surface of the second rotary disk 42. Ru. When the first rotary disk 41 and the second rotary disk 42 are rotated together with the main shaft 5, when the first induction magnet 4A and the second induction magnet 4B rotate relative to the coil 43, an induced current is generated, and this current is output by the power transmission cable 40. In another embodiment, the generator 4 may be provided with one rotary disc so as to generate a relatively small current when rotated relative to the coil 43. other than this. According to actual needs, multiple sets of the generator 4 can be arranged to generate more current.

The upper end of the main shaft 5 extends to the outside of the housing 1 and is connected to a fan unit 8 installed above the outside of the housing 1, and the fan unit 8 serves as a power source for the generator 4.

The fan unit 8 includes blades 84 , and the blades 84 are connected to a rotating shaft 81 , and the rotating shaft 81 is installed in the housing 1 via a third magnetic levitation bearing 85 . An active bevel gear 82 is installed at the end of the rotating shaft 81, and a passive bevel gear 83 is installed on the main shaft 83 in mesh with the active bevel gear 82. The structure of the third magnetic levitation bearing 85 is the same as that of the first magnetic levitation bearing 3 and the second magnetic levitation bearing 6. In other words, the third magnetic levitation bearing 85 has the same structure as the first magnetic levitation bearing 3 and the second magnetic levitation bearing 6. Consists of a rotor. The third stator 851 is a cylinder body, and a plurality of third magnets 8A are arranged along its inner circumference. The third stator 851 is fixed to the housing. For example, in the embodiment shown in FIG. 1, the third stator 851 is fixed using a rack installed in the housing 1. The third rotor itself is composed of a plurality of fourth magnets 8B, and the plurality of fourth magnets 8B are arranged along the outer circumference of the rotating shaft 81, and the third rotor 8A Magnet 8B is surrounded. Since the third magnet 8A and the fourth magnet 8B have the same magnetism, the third magnet 8A installed on the third stator 851 is the same as the fourth magnet installed on the rotating shaft 81. After surrounding 8B, the rotating shaft 81 can be supported in the vertical direction by mutual repulsive force. Therefore, when the blade 84 is driven by the wind and rotates, the main shaft 5 is driven and rotated through the active bevel gear 82 and the passive bevel gear 83, and the generator 4 is driven and operated. It can generate electricity.

In the above-mentioned power generation operation process, the upper end and lower end of the main shaft 5 are supported in a floating state by the upper magnetic levitation support seat 7 and the lower magnetic levitation support seat 2, respectively, and the side direction of the main shaft 5 is Since it is supported by the first magnetic levitation bearing 3 and the second magnetic levitation bearing 6, the main shaft 5 is not subjected to mechanical friction during the rotation process, suppressing frictional resistance to the maximum and increasing power generation efficiency.

As shown in FIG. 4, the second embodiment of the present invention is based on the first embodiment described above, and replaces the fan unit 8 with a motor 9 and a transmission mechanism. The structure and operation method of the second embodiment of the present invention will be described in detail below, but the explanation of structural parts common to the second embodiment and the first embodiment described above will be omitted. In the second embodiment of the present invention, a low-power motor 9 can be installed in the housing 1, and a driving gear 91 is connected to the output shaft of the motor 9. The transmission mechanism includes an idler gear 92 and an active gear 82 installed coaxially, the idler gear 92 is meshed with the drive gear 92, and the active bevel gear 82 is connected to the passive bevel gear 83 at the upper end of the main shaft 5. It is installed in mesh with the In addition, a part of the power transmission cable 40 is electrically connected to the motor 9 separately. In this second embodiment, during actual operation, a small amount of electric power is first input to the motor 9, and the motor 9 in operation rotates the main shaft 5 via the drive gear 91, the active bevel gear 82, and the passive bevel gear 83. . Therefore, the main shaft 5 is rotated by a low-power motor 9, the generator 4 is operated to generate electricity, and a part of the generated electricity is fed back to the motor 9, thereby achieving a highly efficient power generation effect. Can be done.

1 Housing 11 Rack 2 Lower magnetic levitation support seat 21 Lower rotary plate 22 Lower fixed plate 2A, 7A 1st magnet 2B, 7B 2nd magnet 3 1st magnetic levitation bearing 31 1st stator 3A, 6A, 8A 3rd magnet 3B, 6B, 8B Fourth magnet 4 Generator 40 Power transmission cable 41 First rotary disk 42 Second rotary disk 43 Coil 4A First induction magnet 4B Second induction magnet 5 Main shaft 6 Second magnetic levitation bearing 61 Second stator 7 Upper magnetic levitation support base 71 Upper fixed plate 72 Lower rotating plate 8 Fan unit 81 Rotating shaft 82 Active bevel gear 83 Passive bevel gear 84 Blade 85 Third magnetic levitation bearing 851 Third stator 9 Motor 91 Drive gear 92 Idle gear

Claims (7)

A magnetic levitation generator assembly including a housing having an interior space;
The housing includes a lower magnetic levitation support seat, an upper magnetic levitation support seat, a plurality of magnetic levitation bearings, a main shaft, a generator, and a fan unit,
the lower magnetic levitation support seat is installed on a bottom surface of the internal space;
The upper magnetic levitation support seat is installed on the top surface of the internal space,
The plurality of magnetic levitation bearings are installed at different height positions above the lower magnetic levitation support seat along the vertical direction within the internal space,
The main shaft is disposed perpendicularly to the plurality of magnetic levitation bearings in the internal space, and the upper and lower ends of the main shaft are connected to the upper magnetic levitation support seat and the lower magnetic levitation support seat, respectively, and the main shaft an upper end of which extends to the exterior of the housing;
The generator includes a plurality of coils serving as a stator and at least one rotating disk serving as a rotor, the coils being fixedly installed in the housing along the periphery of the main shaft, and connected to a power transmission cable. connected, the at least one rotary disk is fixed to the main shaft, a plurality of induction magnets arranged along the circumference are installed on the rotation disk, and the induction magnet rotates relative to the coil. , generates an induced current, and the current is output by the power transmission cable,
The fan unit is connected to the main shaft, and when the fan unit is operated, the main shaft is driven and rotated to rotate the rotary disk of the generator to generate electric power.
A magnetic levitation generator assembly, characterized in that: The lower magnetic levitation support base includes a lower rotary disk and a lower fixed plate, and the upper magnetic levitation support base includes an upper rotary disk and an upper fixed plate.
The lower rotary disk is fixed to the lower end of the main shaft, and a plurality of first magnets are arranged at the center and circumference of the lower surface of the lower rotary disk,
The lower fixed plate is fixed to the bottom surface of the internal space of the housing, and a plurality of second magnets are arranged at the center and circumference of the upper surface of the lower fixed plate,
The upper rotary disk is fixed to the main shaft, and a plurality of second magnets are arranged at the center and circumference of the upper surface of the upper rotary disk,
The upper fixed plate is arranged on the top surface of the internal space of the housing, and the plurality of first magnets are arranged at the center and circumference of the lower surface of the upper fixed plate,
Among them, the first magnet and the second magnet have the same magnetism, and the magnetism between the upper rotating disk and the upper fixed disk and between the lower rotating disk and the lower fixed disk is the same as that between the first magnet and the second magnet. Magnetic levitation generator assembly according to claim 1, characterized in that there is no contact due to mutual repulsion of the magnets. Each of the plurality of magnetic levitation bearings includes a rotor and a stator,
The rotor is a plurality of fourth magnets arranged along the outer circumference of the main shaft,
The stator is a cylindrical body, a plurality of third magnets are arranged along the inner circumference, the stator is fixed to the housing, and the plurality of third magnets drive the plurality of fourth magnets. be surrounded,
The third magnet and the fourth magnet have the same magnetism, and the main shaft and the stator do not come into contact with each other due to mutual repulsion between the third magnet and the fourth magnet. The magnetic levitation generator assembly according to item 2. 4. The generator according to claim 3, characterized in that said generator comprises two said rotary disks, said two rotary disks being fixed to said main shaft and arranged symmetrically on opposite sides of said coil. magnetic levitation generator assembly. The fan unit includes a blade, the blade is connected to a rotating shaft, an active bevel gear is installed on the rotating shaft, and a passive bevel gear is installed on the upper end of the main shaft, and the active bevel gear and the passive bevel gear 5. The magnetic levitation device according to claim 4, wherein when the blades are rotated by the active bevel gear and the passive bevel gear, the main shaft is driven and rotated by the active bevel gear and the passive bevel gear to cause the generator to generate electricity. formula generator assembly. A magnetic levitation generator assembly including a housing having an interior space;
The housing includes a lower magnetic levitation support seat, an upper magnetic levitation support seat, a plurality of magnetic levitation bearings, a main shaft, a generator, and a motor,
the lower magnetic levitation support seat is installed on a bottom surface of the internal space;
The upper magnetic levitation support seat is installed on the top surface of the internal space,
The plurality of magnetic levitation bearings are installed at different height positions above the magnetic levitation support seat along the vertical direction within the internal space,
The main shaft is disposed perpendicularly to the plurality of magnetic levitation bearings in the internal space, and the upper and lower ends of the main shaft are connected to the upper magnetic levitation support seat and the lower magnetic levitation support seat, respectively, and the main shaft an upper end of which extends to the exterior of the housing;
The generator includes a plurality of coils serving as a stator and at least one rotating disk serving as a rotor, the coils being fixedly installed in the housing along the periphery of the main shaft, and connected to a power transmission cable. connected, the at least one rotary disk is fixed to the main shaft, a plurality of induction magnets arranged along the circumference are installed on the rotation disk, and the induction magnet rotates relative to the coil. , generates an induced current, and the current is output by the power transmission cable,
The motor is connected to the main shaft, and when the motor is operated, the main shaft is driven and rotated to rotate the rotary disk of the generator to generate electric power.
A magnetic levitation generator assembly, characterized in that: A passive bevel gear is installed at the upper end of the main shaft, a gear mechanism is connected to the motor, an active bevel gear of the gear mechanism is meshed with the passive bevel gear, and when the motor is operating, the main shaft is driven through the gear mechanism. The magnetic levitation generator assembly according to claim 6, wherein the generator is driven and rotated to cause the generator to generate electricity.

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