The invention discloses an electronic power-assisted system rotation angle sensor structure, which comprises a shell assembly, a motor stator, a rotor and a ball screw nut, a PCB is fixedly installed on the front surface of the shell assembly through a plastic screw, and the ball screw nut is inserted into the front surface of the shell assembly. The rotor is fixedly connected to the ball screw nut in a sleeved mode through press fitting and a key groove, the electronic stator is fixedly connected to the outer surface of the rotor in a sleeved mode, an induction moving plate is fixedly installed on the ball screw nut, and the electronic stator and the rotor are matched and kept coaxial. According to the invention, the interference of the motor on the sensor can be effectively avoided, a complex mechanical structure is omitted compared with other devices, the data feedback is more direct, and in addition, the device has the advantages of high efficiency, high integration level, simple and reliable structure, high universality and accurate control.
本发明公开了一种电子助力系统转角传感器的结构,包括壳体组件、电机定子、转子和滚珠丝杠螺母,所述壳体组件的正面通过塑料螺钉固定安装有PCB,所述滚珠丝杠螺母插接在壳体组件的正面,所述转子通过压装及键槽固定套接在滚珠丝杠螺母上,所述电子定子固定套接于转子的外表面,所述滚珠丝杠螺母上固定安装有感应动片,所述电子定子和转子相配合保持同轴。本发明中可有效避免了电机对于传感器的干扰,较其它省去了复杂的机械结构,数据反馈更为直接,另外其具有高效率、高集成度、结构简单可靠,通用性强以及能够精准控制的优点。
Structure of rotation angle sensor of electronic power-assisted system
一种电子助力系统转角传感器的结构
2023-11-14
Patent
Electronic Resource
Chinese
Rotation angle sensor installation structure and installation method
European Patent Office | 2023
|Rotation angle sensor unit and anti-torsion device for rotation angle sensor unit
European Patent Office | 2024
|