CN207039325U - A disc generator wheel - Google Patents

Abstract

It the utility model is related to a kind of disc type power wheel, it is characterised in that the power wheel includes top capping, coupling part, outer bearing, inner rotary table, ball, bottom cover, strong magnets and iron-less core coil；The top capping inner side a number of strong magnets evenly distributed in the circumferential direction, two neighboring strong magnets are opposite towards the pole orientation of phase homonymy；It is evenly distributed in the circumferential direction in the top capping of strong magnets periphery to have a number of tapped through hole；On top, the inner side of capping connects outer bearing by coupling part, and the internal-and external diameter of outer bearing is identical with the internal-and external diameter of coupling part；The inner rotary table is arranged on coupling part, top and covered in surrounded space, iron-less core coil is provided with inner rotary table, the number of the iron-less core coil and the number of strong magnets match；The equal a number of ball of diameter is evenly distributed with space between outer bearing and inner rotary table.

Description

A disc generator wheel

technical field

The utility model relates to the technical field of a power generation wheel, in particular to a disc type power generation wheel.

Background technique

At present, there are two types of wheels that rotate around a fixed axis that are used in various aspects of life: one is a wheel that only has a rolling function, does not generate any electricity and has a short service life, and is easily damaged; The method of rotating the magnetic field utilizes the energy generated by the rolling of the wheel, but the conversion efficiency is low, the space occupied is large, and there are vibration defects.

Existing traditional disc generators use iron shed permanent magnets as rotors and ironless structures as stators to achieve the purpose of reducing the starting torque of generators. This kind of disc generator is suitable for the condition of light wind power generation, the starting torque is small, and it can start at a wind speed of 3m/s, but because it has no stator core or other magnetic conductive parts, the magnetic flux in the air gap between the stator and rotor is small, and the output power The efficiency is very low, and the cost performance is very low in practical applications.

Utility model content

Aiming at the deficiencies of the existing technology, the technical problem to be solved by the utility model is to provide a disc-type generator wheel, which retains the principle of three-phase electricity to generate a rotating magnetic field on the basis of the traditional disc-type generator technology. Reduce the reluctance to the maximum efficiency, use the magnetic attraction to pull the rotor to rotate, and generate electricity through the magnetism. The power generation wheel of the utility model can apply the disc generator technology to various rotatable wheels, and make full use of the energy generated by the rolling of the wheels to generate electricity. The power generation wheel can be installed on fixed objects that need to be moved, such as luggage, and is easy Portable, convenient and quick.

The technical solution adopted by the utility model to solve the above-mentioned technical problems is to provide a disc-type power generation wheel, which is characterized in that the power generation wheel includes a top cover, a connecting part, an outer bearing, an inner turntable, balls, a bottom cover, and a powerful magnet. and coreless coils;

A certain number of powerful magnets are evenly arranged along the circumferential direction inside the top end cover, and the magnetic pole directions of two adjacent strong magnets facing the same side are opposite; a certain number of threads are evenly arranged along the circumferential direction on the top cover on the periphery of the powerful magnets Through holes; the inner side of the top cover is connected to the outer bearing through the connecting part, and the inner and outer diameters of the outer bearing are the same as the inner and outer diameters of the connecting part; There are ironless coils installed on it, and the number of said ironless coils matches the number of powerful magnets; a certain number of balls with equal diameters are evenly distributed in the gap between the outer bearing and the inner turntable; The bottom cover and the inner turntable are fixed by screws and nuts, the inner side of the bottom cover is close to the inner turntable, and the top cover and the bottom cover form a closed space; the whole generator wheel is connected with the screw to be installed through the threaded through hole on the top cover. The objects are fixedly connected and fixed by nuts;

The coreless coil is divided into three types of coils: A-phase coil, B-phase coil and C-phase coil, and each coil is connected end-to-end by a triangle connection method, and finally three phase lines A, B, and C are drawn out to form a three-phase three-wire system. ; The three phase lines of A, B, and C are respectively connected to the external electric energy conversion circuit.

The utility model also protects a suitcase using the generator wheel.

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

The force of the disc-type power generation wheel of the utility model is dispersed in the balls between the outer bearing and the inner turntable, which can significantly reduce friction resistance, reduce the volume of the wheel, reduce friction loss, and make the structure more stable, and also make the disc-type power generation wheel compressive. Stronger capacity and greater strength; the coreless coils evenly distributed around the center of the generator wheel correspond to the powerful magnets on the top cover, and the powerful magnets are used to cut the coreless coils when the disc generator wheel rotates With the changing magnetic flux generated by the relative motion of the ironless coil, a three-phase alternating current is formed.

The utility model has a simple and compact structure and a small volume, which can significantly reduce frictional resistance and improve power generation efficiency, so that it can be widely used on various items using wheels, and generates electricity by itself through the rolling of the wheels, so that it can The various electronic devices equipped with it provide power without the need for an external power supply or external power supply, making it more convenient and quick to use.

Description of drawings

Fig. 1 is the part disassembly diagram of the utility model disc type generating wheel;

Fig. 2 is a structural schematic diagram of the utility model ironless coil installed on the inner turntable;

Fig. 3 is the physical figure of a kind of embodiment of the utility model disc-type generating wheel;

Among them, 1-top cover, 2-connecting part, 3-outer bearing, 4-inner turntable, 5-ball, 6-bottom cover, 7-coreless coil, 8-strong magnet.

detailed description

The utility model is further explained below in conjunction with the embodiments and accompanying drawings, but it is not used as a limitation to the protection scope of the claims of the present application.

The utility model disc type generator wheel (abbreviated as generator wheel, see Fig. 1) includes top cover 1, connecting part 2, outer bearing 3, inner turntable 4, ball 5, bottom cover 6, powerful magnet 8 and coreless coil 7;

A certain number of powerful magnets 8 are evenly arranged in the inner side of the top cover 1 along the circumferential direction, and the magnetic pole directions of two adjacent strong magnets facing the same side are opposite, and the top cover is transparent, more beautiful, and can clearly see the inside of the generator wheel Running conditions; on the top cover of the periphery of the powerful magnet, there are a certain number of threaded through holes evenly arranged along the circumferential direction; the inner side of the top cover 1 is connected to the outer bearing 3 through the connecting part 2, and the inner and outer diameters of the outer bearing 3 are connected to the connecting part The inner and outer diameters of 2 are the same; the inner turntable 4 is installed in the space surrounded by the connection part 2 and the top cover 1, and the inner turntable 4 is equipped with a coreless coil 7, and the number of the ironless coil 7 is Match the number of powerful magnets 8; in the gap between the outer bearing 3 and the inner turntable 4, there are evenly distributed a certain number of balls 5 with equal diameters, so that the force on the disc generator wheel can be evenly distributed to the balls , increasing the strength of the disc-type generator wheel; the bottom cover 6 and the inner turntable 4 are fixed by screws and nuts, the inner side of the bottom cover 6 is close to the inner turntable 4, and the top cover 1 and the bottom cover 6 form a closed space; Through the threaded through hole on the top cover, the whole generator wheel is fixedly connected with the object to be installed, and fixed by nuts;

The coreless coil 7 (see Fig. 2) is divided into three types of coils: A phase coil, B phase coil, and C phase coil, and each coil is connected end to end by a delta connection method, and finally three phase lines A, B, and C are drawn out. , forming a three-phase three-wire system; the three phase lines A, B, and C are respectively connected to an external electric energy conversion circuit.

The working process and principle of the power generation wheel of the utility model are: when using the power generation wheel, the screw penetrates through the threaded through hole on the top cover to fix the power generation wheel and the object to be installed together; When moving under the action, the generator wheel rolls, the top cover 1 and the outer bearing 3 are fixed together by the connecting part 2, and the outer bearing 3 and the inner turntable 4 will produce relative motion; at this time, the powerful magnet 8 and the coreless coil 7 Relative movement produces changing magnetic flux, forming three-phase alternating current, which is connected to the external electric energy conversion circuit through the three phase lines A, B, and C, thereby generating stable electric energy for external use.

In the power generation wheel of the utility model, the powerful magnet is the rotor, and the ironless coil is the stator. When the power generation wheel rotates, the outer bearing rotates, the inner turntable does not move, and the ironless coil is stationary relative to the object to be installed. When the generator wheel rotates, the powerful magnet moves relative to the ironless coil, which changes the magnetic flux of the ironless coil, thereby generating electricity magnetically. The outer surface of the power generation wheel of the utility model can be equipped with damping components such as tires.

The utility model installs the disc type generator wheel on the object to be installed through bolts and nuts without occupying the space of the object itself, which is simple and convenient.

Example 1

The disk generator wheel in this embodiment includes a top cover 1, a connecting part 2, an outer bearing 3, an inner turntable 4, balls 5, a bottom cover 6, a powerful magnet 8 and a coreless coil 7;

Six powerful magnets 8 are evenly arranged in the circumferential direction on the inside of the top cover 1, and the magnetic pole directions of two adjacent powerful magnets facing the same side are opposite; on the top cover on the periphery of the powerful magnets, there are six threaded threads evenly arranged in the circumferential direction. Through holes; the inner side of the top cover 1 is connected to the outer bearing 3 through the connecting part 2, and the inner and outer diameters of the outer bearing 3 are the same as the inner and outer diameters of the connecting part 2; In the enclosed space, ironless coils 7 are installed on the inner turntable 4, and the number of said ironless coils 7 is six; 20 balls 5; the bottom cover 6 and the inner turntable 4 are fixed by screws and nuts, the inner side of the bottom cover 6 is close to the inner turntable 4, and the top cover 1 and the bottom cover 6 form a closed space; the screws penetrate the top The threaded through hole on the cover connects the entire generator wheel to the object to be installed, and is fixed by nuts;

The coreless coil 7 is divided into three types of coils: A-phase coil, B-phase coil, and C-phase coil. The numbers of the three types of coils are equal, and the coils are connected end-to-end by using a delta connection method, and finally the three coils A, B, and C are drawn. phase lines to form a three-phase three-wire system; the three phase lines A, B, and C are respectively connected to the external power conversion circuit. Six powerful magnets correspond to six coreless coils, forming three phases.

The radius of the generator wheel in this embodiment is 75mm, and the number of turns of a single ironless coil is 155 turns. The generator wheel of this embodiment is installed on a suitcase with rollers. At a speed close to human walking speed, that is, at a speed of 150 rpm, the electrical output of a single generator wheel can reach 12V/2A, 12V is the no-load voltage, and 2A is the short-circuit current. At this speed, the output power of a single generator wheel is 24W , with minimal resistance.

The components and parts involved in the utility model can all be obtained through commercial purchase.

The unmentioned part of the utility model is applicable to the prior art.

The above is only a preferred embodiment provided by the utility model, and is not intended to limit the scope of protection of the utility model. The equivalent changes made by those skilled in the art according to the utility model should all belong to the utility model The scope of the claims.

Claims (2)

1. a kind of disc type power wheel, it is characterised in that the power wheel includes top capping, coupling part, outer bearing, inner rotary table, rolling Pearl, bottom cover, strong magnets and iron-less core coil；

The top capping inner side a number of strong magnets evenly distributed in the circumferential direction, two neighboring strong magnets direction The pole orientation of phase homonymy is opposite；Strong magnets periphery top capping on it is evenly distributed in the circumferential direction have it is a number of Tapped through hole；On top, the inner side of capping connects outer bearing by coupling part, the internal-and external diameter of outer bearing and coupling part it is interior External diameter is identical；The inner rotary table is arranged on coupling part, top and covered in surrounded space, and iron-core-free is provided with inner rotary table Coil, the number of the iron-less core coil and the number of strong magnets match；In space between outer bearing and inner rotary table It is evenly distributed with the equal a number of ball of diameter；The bottom cover is fixed with inner rotary table by screw-nut, The adjacent inner rotary table in inner side of bottom cover, top capping and bottom cover form closing space；Covered by screw through top On tapped through hole whole power wheel is fixedly connected with object to be installed, and fixed by nut；

The iron-less core coil is divided into three kinds of A phase coils, B phase coils, C phase coils coils, and will be each using delta connection Coil joins end to end, and finally draws tri- phase lines of A, B, C, forms three-phase three-wire system；Described tri- phase lines of A, B, C are respectively connected to outer In the electric energy conversion circuit in portion.

2. disc type power wheel according to claim 1, it is characterised in that the top capping is transparent.