阅读说明：本技术 自行车发电与驱动交直两用永磁车轮电机 (AC/DC two-purpose permanent magnet wheel motor for generating and driving bicycle ) 是由 李�杰 张明 卢洪健 徐鑫 覃博斌 代超 张征 王子齐 于 2019-09-30 设计创作，主要内容包括：本发明的名称为自行车发电与驱动交直两用的永磁车轮电机。属于自行车发电与驱动技术领域。它主要是解决现有自行车不能同时发电和电驱动的问题。它的主要特征是：包括车圈、固定轴、定子绕阻、磁钢转子和车轮电机端盖；所述定子绕阻固定连接在固定轴的中部；所述磁钢转子固定连接在车圈的内侧；所述磁钢转子套装在定子绕阻的外侧；所述车轮电机端盖从两侧固定连接在固定轴的两侧或定子绕阻的两个侧面上,使定子绕阻、磁钢转子位于两侧的车轮电机端盖之间。本发明具有结构简单、便于维护和骑行锻炼节能驱动效果好的特点,主要用于能发电和电驱动的自行车。(The invention relates to a permanent magnet wheel motor for generating power and driving alternating current and direct current of a bicycle. Belongs to the technical field of bicycle power generation and driving. It mainly is the problem of solving current bicycle can not generate electricity and electric drive simultaneously. It is mainly characterized in that: the device comprises a rim, a fixed shaft, a stator winding, a magnetic steel rotor and a wheel motor end cover; the stator winding is fixedly connected to the middle part of the fixed shaft; the magnetic steel rotor is fixedly connected to the inner side of the rim; the magnetic steel rotor is sleeved outside the stator winding; the wheel motor end covers are fixedly connected to the two sides of the fixed shaft or the two side surfaces of the stator winding from the two sides, so that the stator winding and the magnetic steel rotor are positioned between the wheel motor end covers on the two sides. The invention has the characteristics of simple structure, convenient maintenance, riding exercise and good energy-saving driving effect, and is mainly used for bicycles capable of generating electricity and electrically driving.)

1. The utility model provides a bicycle electricity generation and drive AC-DC dual-purpose permanent magnetism wheel motor which characterized in that: the device comprises a rim (2), a fixed shaft (3), a stator winding (4), a magnetic steel rotor (5) and a wheel motor end cover (7); the stator winding (4) is fixedly connected to the middle part of the fixed shaft (3); the magnetic steel rotor (5) is fixedly connected to the inner side of the rim (2); the magnetic steel rotor (5) is sleeved on the outer side of the stator winding (4); the wheel motor end covers (7) are fixedly connected to the two sides of the fixed shaft (3) or the two side faces of the stator winding (4) from the two sides, so that the stator winding (4) and the magnetic steel rotor (5) are located between the wheel motor end covers (7) on the two sides.

2. A bicycle power generation and drive ac-dc dual-purpose permanent magnet wheel motor according to claim 1, wherein: also includes a charger and a controller.

3. A bicycle power generation and drive ac-dc dual-purpose permanent magnet wheel motor according to claim 1 or 2, characterized in that: an air gap (6) is arranged between the stator winding (4) and the magnetic steel rotor (5); gaps are arranged between the magnetic steel rotor (5) and the wheel motor end covers (7) on the two sides.

4. A bicycle power generation and drive ac-dc dual-purpose permanent magnet wheel motor according to claim 1 or 2, characterized in that: the stator winding (4) comprises an iron core and three coils; the iron core is formed by laminating silicon steel sheets with grooves in the inner ring, and the lead of the stator winding (4) is embedded in the grooves of the iron core and led out to the lead box from the end cover (7) of the wheel motor; the three coils are connected in a triangular mode.

5. A bicycle power generation and drive ac-dc dual-purpose permanent magnet wheel motor according to claim 2, wherein: the charger is a 48V/12A charger and comprises a rectifying circuit, a filter circuit, a transformer circuit, a positive feedback circuit, a voltage stabilizing circuit, a switching circuit and an adjusting circuit; the controller is a 48V electric bicycle controller.

Technical Field

The invention belongs to the technical field of bicycle power generation and driving, and particularly relates to a permanent magnet wheel motor which can generate power, recover energy, charge the energy to a storage battery and convert the recovered energy into kinetic energy to drive a permanent magnet motor to serve as a power generation and driving alternating current and direct current dual-purpose for an electric bicycle in the riding process of a human-powered bicycle.

Background

At present, no bicycle with power generation and electric drive functions is available in the market, and the existing bicycle can generate power by riding the bicycle through manpower or can drive a motor to do work to run on the bicycle through battery pack power supply. The defects that the former can be used along with generation, can not be stored, the physical consumption and waste are more, and the latter has low energy-saving effect.

Disclosure of Invention

The invention aims to provide a permanent magnet wheel motor for generating power and driving alternating current and direct current of a bicycle, which has the characteristics of simple structure, convenience in maintenance, riding exercise and good energy-saving driving effect.

The technical solution of the invention is as follows: the utility model provides a bicycle electricity generation and drive AC-DC dual-purpose permanent magnetism wheel motor which characterized in that: the device comprises a rim, a fixed shaft, a stator winding, a magnetic steel rotor and a wheel motor end cover; the stator winding is fixedly connected to the middle part of the fixed shaft; the magnetic steel rotor is fixedly connected to the inner side of the rim; the magnetic steel rotor is sleeved outside the stator winding; the wheel motor end covers are fixedly connected to the two sides of the fixed shaft or the two side surfaces of the stator winding from the two sides, so that the stator winding and the magnetic steel rotor are positioned between the wheel motor end covers on the two sides.

The technical solution of the invention also comprises a charger and a controller.

In the technical scheme of the invention, an air gap is arranged between the stator winding and the magnetic steel rotor; gaps are arranged between the magnetic steel rotor and the wheel motor end covers on the two sides.

The stator winding in the technical scheme of the invention comprises an iron core and three coils; the iron core is formed by laminating silicon steel sheets with grooves in the inner ring, and the lead of the stator winding is embedded in the grooves of the iron core and led out to the lead box from the end cover of the wheel motor; the three coils are connected in a triangular mode.

The charger in the technical scheme of the invention is a 48V/12A charger, which comprises a rectifying circuit, a filter circuit, a transformer circuit, a positive feedback circuit, a voltage stabilizing circuit, a switch circuit and an adjusting circuit; the controller is a 48V electric bicycle controller.

The invention has the beneficial effects that: through the integral arrangement, when the formed bicycle power generation and driving AC-DC dual-purpose permanent magnet wheel motor is used, the bicycle front wheel (driven wheel) is mainly used when the bicycle front wheel is driven by the rear wheel (driving wheel) to be used as a carrier for generating power and driving AC-DC dual-purpose permanent magnet wheel motor to generate power by itself, electric energy can be generated by cutting a permanent magnet field and a stator winding, when the driven wheel permanent magnet motor runs, a magnetic steel rotor rotates along with the magnetic steel rotor so that the magnetic field of a permanent magnet and the stator winding are cut to generate current, and the purpose of storing the electric energy for a storage battery pack is achieved through AC/DC conversion charging of a control system of an electric bicycle controller. The electric energy generated by power generation is effectively achieved by utilizing the regenerated energy of bicycle manpower, the stored electric energy of a calibrated value is achieved, the generated electric energy can be used for supplying the permanent magnet wheel motor to drive the bicycle to run, the dual functions of regenerated energy and physical exercise are achieved, the condition that the bicycle generates power and drives the alternating current and direct current dual-purpose permanent magnet wheel motor to manually ride the regenerated electric energy is guaranteed, and the regenerated electric energy is converted into mechanical energy to drive the whole process of running is achieved. The permanent magnet wheel motor for generating and driving the bicycle is a re-innovation and creation technology on the traditional wheel structure, increases the dual-purpose functions of generating and driving the wheel, improves the utilization rate of recovered energy, mainly solves the problem of renewable energy utilization, can save energy, and has economy, environmental protection and popularization.

Drawings

Fig. 1 is a schematic structural diagram of the motor end cover without a wheel of the invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a schematic system diagram of the charger of the present invention.

Fig. 5 is a schematic system diagram of the controller of the present invention.

In the figure: 1. a driven wheel permanent magnet motor; 2. a rim; 3. a fixed shaft; 4. a stator winding; 5. a magnetic steel rotor; 6. an air gap; 7. a wheel motor end cover; 8. and the end cover fixes the bolt.

Detailed Description

The present invention is further illustrated by the following specific examples.