The invention provides a vertical lifting-falling low-altitude civil rotary-wing aircraft roof propeller structure having simple structure; a roof propeller is telescopic, the airflow impact on two aircraft wings and an aircraft body can be effectively reduced, and the flight safety of an aircraft can be ensured. The vertical lifting-falling low-altitude civil rotary-wing aircraft roof propeller structure is characterized by comprising a base propeller, wherein the base propeller is arranged on a base propeller seat, the base propeller is sleeved with an end propeller, the base propeller is internally provided with a regulating screw tube, and the end propeller is provided with a regulating bolt matched with the regulating screw tube.
Vertical lifting-falling low-altitude civil rotary-wing aircraft roof propeller structure
2015-06-03
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |