The invention discloses a piezoelectric-driven tilting multi-rotor unmanned aerial vehicle, and solves the technical problems of low response speed, electromagnetic interference and serious mechanical wear caused by a motor adopted by an existing tilting rotor unmanned aerial vehicle. Comprising rotor assemblies, a fuselage frame, electromagnetic motors and a power module, the fuselage frame is connected with the rotor assemblies through arms, tilting mechanisms are arranged in the arms, and a control system is arranged in the fuselage frame; the rotor wing assembly comprises rotor wing blades and a rotor wing shaft, and the rotor wing shaft is connected with the output end of the electromagnetic motor; the tilting mechanism comprises a piezoelectric driving shaft and an ultrasonic motor, and the ultrasonic motor is connected with the piezoelectric driving shaft through a bearing; the control system is integrated in the machine body frame and comprises a sensor module and a controller; the power module is arranged at the bottom of the machine body frame. By adopting the piezoelectric driving technology, high response speed, low noise, no electromagnetic interference and multi-mode flight capability of the tilt-rotor unmanned aerial vehicle are realized.
本发明公开了一种压电驱动的可倾转多旋翼无人机,解决了现有倾转旋翼无人机采用的电机导致的响应速度慢、电磁干扰、机械磨损严重的技术问题。包括旋翼组件、机身框架、电磁电机以及电源模块,所述机身框架通过机臂与所述旋翼组件连接,所述机臂内设有倾转机构,所述机身框架内设有控制系统;所述旋翼组件包括旋翼叶片和旋翼轴,所述旋翼轴与电磁电机的输出端连接;所述倾转机构包括压电驱动轴、超声电机,所述超声电机与压电驱动轴通过轴承连接;所述控制系统集成于机身框架内,包括传感器模块和控制器;所述电源模块设置于机身框架底部。本发明通过采用压电驱动技术,实现了倾转旋翼无人机的高响应速度、低噪音、无电磁干扰和多模态飞行能力。
Piezoelectric-driven tilting multi-rotor unmanned aerial vehicle
一种压电驱动的可倾转多旋翼无人机
16.05.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | B64U |
Multi-rotor unmanned aerial vehicle with tilting arms
Europäisches Patentamt | 2022
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