The utility model relates to a switched systems is controlled in round trip flight for unmanned aerial vehicle has unmanned aerial vehicle's frame, the frame includes stationary vane and many rotors, stationary vane and many rotors are connected with stationary vane motor and many rotors motor drive respectively, stationary vane motor and many rotors motor all are connected through wire and round trip flight line attitude control appearance electricity, round trip flight line attitude control appearance includes sensor and the control unit, the output of sensor links to each other with the control unit's input. The utility model discloses can realize the task of big voyage among a small circle, can realize point -to -point flight, can realize the VTOL, the requirement to flying hand and place alleviates, can realize the stationary vane fixed point.