CN220139372U

CN220139372U - Motor with bilateral power generation structure

Info

Publication number: CN220139372U
Application number: CN202321592520.7U
Authority: CN
Inventors: 李国祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-05
Anticipated expiration: 2033-06-21

Abstract

The utility model relates to the technical field of motor manufacturing, in particular to a motor with a double-side power generation structure, which comprises a motor, wherein the motor comprises a rim and a motor stator in the rim, cover plate rotors are fixedly arranged on two sides of the rim, and a wheel shaft is arranged at the center of the motor stator; the disc-type generator is positioned on two sides of the motor stator and comprises a power generation stator and a power generation rotor, the power generation stator is fixedly arranged on the side face of the motor stator, the power generation rotor is fixedly connected with the center of the cover plate rotor, and the power generation rotor and the cover plate rotor are rotatably connected with the wheel shaft through a first bearing. The utility model can ensure the life safety and normal equipment and realize the aim of charging while rotating the motor.

Description

Motor with bilateral power generation structure

Technical Field

The utility model relates to the technical field of motor manufacturing, in particular to a motor with a double-side power generation structure.

Background

The electric vehicle is a traffic tool which is very convenient for short-distance travel in our daily life, and has the advantages of economy, environmental protection, no air pollution, small vehicle body and difficult traffic jam. However, the existing electric vehicle also has the problems of long-distance mileage, inconvenient charging and the like, and the electric vehicle is only suitable for short-distance running and is not suitable for long-distance riding, so that a motor with a power generation mechanism is needed to make up for the defect of the electric vehicle.

The prior patent CN218750330U discloses a charging device for an electric vehicle while running, which comprises a gear ring fixed with a rim of the electric vehicle, wherein teeth on the inner wall of the gear ring are meshed with a planetary gear speed change mechanism, the output end of the planetary gear speed change mechanism is matched with a flywheel, the planetary gear speed change mechanism drives the flywheel to rotate, the flywheel is connected with a generator rotor, and the generator rotor is matched with a generator stator; the left and right sides of the gear ring are respectively provided with a left cover plate and a right cover plate, and the left cover plate covers the left side of the generator rotor; one of the left cover plate and the right cover plate is connected with a driving wheel; the planetary gear speed change mechanism is connected with the wheel axle of the electric vehicle. The utility model can realize charging in the running process of the electric vehicle, and has good working effect; can greatly improve the endurance and increase the driving distance.

In the prior art, a generating mechanism is only arranged on one side of a motor, so that the generating efficiency is low, the structures on two sides of the motor are unbalanced, and a more efficient and stable generating motor is needed.

Disclosure of Invention

In order to overcome the problems in the prior art, the utility model provides a motor with a double-side power generation structure.

The motor with the double-side power generation structure provided by the utility model adopts the following technical scheme:

an electric motor with a double-sided power generation structure, comprising

The motor comprises a rim and a motor stator in the rim, wherein cover plate rotors are fixedly arranged on two sides of the rim, and a wheel shaft is arranged in the center of the motor stator;

the disc-type generator is positioned on two sides of the motor stator and comprises a power generation stator and a power generation rotor, the power generation stator is fixedly arranged on the side face of the motor stator, the power generation rotor is fixedly connected with the center of the cover plate rotor, and the power generation rotor and the cover plate rotor are rotatably connected with the wheel shaft through a first bearing.

Through adopting above-mentioned technical scheme, the motor stator in the motor can drive the wheel rim and rotate after the circular telegram, and the power generation rotor of installing in the disk generator of motor stator both sides rotates under the drive of the apron rotor with wheel rim fixed connection to produce alternating current, the disk generator of motor stator both sides can constantly generate electricity at wheel rim pivoted in-process, and the holistic stable balance of motor has been guaranteed in the setting of symmetry.

Preferably, the magnetic steel is annularly fixed on the opposite surfaces of the cover plate rotor and the power generation rotor.

Through adopting above-mentioned technical scheme, the magnet steel that fixes on apron rotor and the power generation rotor rotates in the stator both sides that generates electricity, rotates in the stator both sides through structure apron rotor and the power generation rotor that have the magnet steel, does the motion of cutting magnetic line of force to produce induced potential.

Preferably, a second bearing is further arranged on one side, close to the motor stator, of the power generation rotor, and the power generation rotor is in rotary connection with the motor stator.

Through adopting above-mentioned technical scheme, the second bearing of the installation of the side that the power generation rotor is close to motor stator can let the power generation rotor rotate on motor stator.

Preferably, the axle is provided with a wire hole.

By adopting the technical scheme, the wire hole on the wheel shaft can be used for leading out the conductive circuit of motor electronics and the wiring terminal of the disk generator.

Preferably, the cover plate rotor is provided with a disc brake disc.

Preferably, the wire led out from the wire hole of the wheel axle is connected with an overvoltage and overcurrent protection device and a rectifier.

Through adopting above-mentioned technical scheme, the rectifier converts the alternating current that the generator produced into direct current to through the steady voltage, then connect to the electric motor car battery again, and in order to prevent to ride too fast because of the electric motor car, lead to the generator rotor rotational speed too fast, and appear excessive pressure overcurrent phenomenon damage equipment, so still need install excessive pressure overcurrent protection device in the circuit, thereby can realize the purpose that the motor rotates the while charging when guaranteeing life safety and equipment normal.

Preferably, a cavity formed by the rim of the motor and the cover plate rotor is filled with cooling liquid, and the motor stator and the disc-type generator are both in a sealing waterproof structure.

Through adopting above-mentioned technical scheme, pour into the coolant liquid in the motor into, can reduce the temperature that the motor operation in-process produced, reduce the influence of motor heating to its power, improve the duration of motor simultaneously greatly.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the motor stator in the motor can drive the rim to rotate after being electrified, the power generation rotors in the disc generators arranged on two sides of the motor stator rotate under the drive of the cover plate rotors fixedly connected with the rim, so that alternating current is generated, the disc generators on two sides of the motor stator can continuously generate power in the rotating process of the rim, and the symmetrical arrangement ensures the integral stable balance of the motor;

2. the rectifier converts alternating current generated by the generator into direct current, is stabilized in voltage and then is connected to the battery of the electric vehicle, and in order to prevent the damage to equipment due to the over-voltage and over-current phenomenon caused by the over-fast rotating speed of the rotor of the generator when the electric vehicle rides too fast, an over-voltage and over-current protection device is arranged in a circuit, so that the aim of charging while rotating the motor can be fulfilled while ensuring the safety of people and the normal equipment.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an electric machine with a double sided power generation structure;

FIG. 2 is a schematic diagram of the distribution of coils in a power generating stator in an overall structure of a motor with a double-sided power generating structure;

FIG. 3 is a schematic overall appearance of an electric machine with a double sided power generation structure;

FIG. 4 is a schematic diagram of a side structure of a motor disc brake with a double-sided power generation structure;

FIG. 5 is a schematic illustration of a cover rotor with one side removed from the motor with a double sided power generation configuration;

FIG. 6 is a schematic side elevational view of a cover rotor with one side removed from the motor having a double sided power generation configuration;

FIG. 7 is an exploded view of a motor with a double sided power generation structure;

fig. 8 is a schematic diagram of a disk generator converted to dc power in an electric machine with a double sided power generation configuration.

Reference numerals illustrate: 1. a motor; 11. a rim; 12. a motor stator; 13. a cover plate rotor; 14. a wheel axle; 15. a wire hole;

2. a disk generator; 21. a power generation stator; 22. a power generation rotor; 23. a first bearing; 24. a second bearing;

3. magnetic steel; 4. a disc brake disc; 5. an overvoltage and overcurrent protection device; 6. a rectifier; 7. a motor controller; 8. and a battery.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-8.

The embodiment of the utility model discloses a motor with a double-side power generation structure.

Referring to fig. 1 to 8, an electric machine 1 with a double-sided power generation structure includes

The motor 1, the motor 1 includes the rim 11 and motor stator 12 in the rim 11, wherein the both sides of the rim 11 are fixedly fitted with the cover plate rotor 13, the centre of the motor stator 12 has wheel axle 14;

the disc-type generator 2, the disc-type generator 2 is located the both sides of motor stator 12, including generating stator 21 and generating rotor 22, generating stator 21 fixed mounting is in motor stator 12 side, generating rotor 22 and the center fixed connection of apron rotor 13, and both are connected with the shaft 14 rotation through first bearing 23. The motor stator 12 in the motor 1 can drive the rim 11 to rotate after being electrified, the power generation rotors 22 in the disc generators 2 arranged on two sides of the motor stator 12 rotate under the drive of the cover plate rotor 13 fixedly connected with the rim 11, so that alternating current is generated, the disc generators 2 on two sides of the motor stator 12 can continuously generate power in the rotating process of the rim 11, and the symmetrical arrangement ensures the overall stable balance of the motor 1.

Referring to fig. 1 to 8, the magnetic steel 3 is fixed on the facing surfaces of the cover rotor 13 and the power generation rotor 22 in a ring shape. The magnetic steel 3 fixed on the cover plate rotor 13 and the power generation rotor 22 rotates on two sides of the power generation stator 21, and the cover plate rotor 13 and the power generation rotor 22 rotate on two sides of the stator through the structure with the magnetic steel 3 to do the motion of cutting magnetic lines of force, so that induced potential is generated.

Referring to fig. 1-8, a second bearing 24 is also mounted to the side of the generator rotor 22 adjacent the motor stator 12, and the generator rotor 22 is rotatably coupled to the motor stator 12. The second bearing 24, which is mounted on the side of the generator rotor 22 adjacent to the motor stator 12, enables the generator rotor 22 to rotate on the motor stator 12.

Referring to fig. 1-8, the axle 14 is provided with a wire hole 15. The wire holes 15 on the axle 14 can be used for the extraction of the electrical conductor of the motor 1 electronics and the connection terminals of the disk generator 2.

Referring to fig. 1 to 8, a disc brake 4 is mounted on the cover rotor 13. The wires led out from the wire holes 15 of the wheel axle 14 are connected with an overvoltage and overcurrent protection device 5 and a rectifier 6. The rectifier 6 converts the alternating current generated by the generator 1 into direct current, and is stabilized in voltage and then connected to the electric vehicle battery 8, and in order to prevent the damage to equipment caused by the over-voltage and over-current phenomenon due to the over-fast rotation speed of the rotor of the generator 1 when the electric vehicle rides too fast, the over-voltage and over-current protection device 5 is also required to be installed in the circuit, so that the purpose of charging while rotating the motor can be realized while ensuring the safety of people and the normal equipment.

Referring to fig. 1-8, a cavity formed by the rim 11 and the cover plate rotor 13 of the motor 1 is filled with cooling liquid, and the motor stator 12 and the disc generator 2 are both in a sealed waterproof structure. The cooling liquid is injected into the motor, so that the temperature generated in the running process of the motor 1 can be reduced, the influence of the heating of the motor 1 on the power of the motor is reduced, and meanwhile, the cruising ability of the motor 1 is greatly improved.

Working principle: when the motor 1 is driven to rotate, the motor stator 12 conducts electricity through the wire holes 15 in the wheel shaft 14, the energized motor stator 12 drives the wheel rim 11 to rotate, the wheel rim 11 drives the cover plate rotors 13 on two sides to rotate, and the power generation rotors 22 fixedly connected with the cover plate rotors 13 synchronously rotate. Wherein the magnetic steel 3 mounted on the desired opposite surface of the cover plate rotor 13 and the power generation rotor 22 cooperates with the power generation stator 21, in the process of the rotation of the motor 1, the disc generator 2 generates power, the generated alternating current is converted into direct current through the rectifier 6, stabilized in voltage and then connected to the battery 8, the battery 8 is also connected with the motor 1 through the motor controller 7, and in order to prevent the damage of equipment caused by overvoltage and overcurrent phenomena due to the too high rotation speed of the power generation rotor 22 of the disc generator 2 when the motor 1 rotates too fast, the overvoltage and overcurrent protection device 5 is mounted in a circuit.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An electric machine with two side electricity generation structures, its characterized in that: comprising

The motor (1), the motor (1) comprises a rim (11) and a motor stator (12) in the rim (11), wherein cover plate rotors (13) are fixedly arranged at two sides of the rim (11), and a wheel shaft (14) is arranged at the center of the motor stator (12);

the disc generator (2), disc generator (2) are located motor stator (12) both sides, including electricity generation stator (21) and electricity generation rotor (22), electricity generation stator (21) fixed mounting is in motor stator (12) side, the center fixed connection of electricity generation rotor (22) and apron rotor (13), and both rotate with shaft (14) through first bearing (23) and be connected.

2. A motor with a double sided power generation structure as claimed in claim 1, wherein: the magnetic steel (3) is annularly fixed on the opposite surfaces of the cover plate rotor (13) and the power generation rotor (22).

3. A motor with a double sided power generation structure as claimed in claim 1, wherein: a second bearing (24) is further arranged on one side, close to the motor stator (12), of the power generation rotor (22), and the power generation rotor (22) is in rotary connection with the motor stator (12).

4. A motor with a double sided power generation structure as claimed in claim 1, wherein: the wheel axle (14) is provided with a wire hole (15).

5. A motor with a double sided power generation structure as claimed in claim 1, wherein: and a disc brake disc (4) is arranged on the cover plate rotor (13).

6. A motor with a double sided power generation structure as claimed in claim 1, wherein: the electric wires led out from the wire holes (15) of the wheel shafts (14) are connected with an overvoltage and overcurrent protection device (5) and a rectifier (6).

7. A motor with a double sided power generation structure as claimed in claim 1, wherein: the cooling liquid is filled in a cavity formed by the rim (11) of the motor (1) and the cover plate rotor (13), and the motor stator (12) and the disc generator (2) are of a sealing waterproof structure.