Motor vibration detection method, motor vibration control method, motor and electric toothbrush

• Main Authors: ZHOU JINJING, GUAN ENPING, YANG SHENGREN, LIU BO, LIU SHURUN
• Format: Patent
• Language: Chinese; English
• Published: 04.08.2023
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DENTISTRY; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERATION; HUMAN NECESSITIES; HYGIENE; MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES; MEASURING; MEDICAL OR VETERINARY SCIENCE; PHYSICS; TESTING

The embodiment of the invention discloses a motor vibration detection method, a motor vibration control method, a motor and an electric toothbrush, and relates to the technical field of equipment detection.The detection method comprises the steps that a magnetic field change parameter is obtained through a magnetic field detection sensor, and the magnetic field change parameter is generated by a magnet embedded in an output shaft of the motor in the vibration process; generating a vibration waveform corresponding to the output shaft of the motor according to the magnetic field change parameter; calculating the acting force and the swing angle of the motor according to the vibration waveform; and the vibration attitude of the motor is determined according to the acting force and the swing angle. The vibration attitude of the motor can be accurately detected. 本发明实施例公开了一种马达振动检测方法、马达振动控制方法、马达及电动牙刷，涉及设备检测技术领域，检测方法包括通过磁场检测传感器获取磁场变化参数，磁场变化参数为嵌设在马达的输出轴上的磁体在振动过程中产生的；根据磁场变化参数生成马达的输出轴对应的振动波形；根据振动波形计算马达的作用力和摆动角度；根据作用力和摆动