The invention discloses an exhaust passage with a flexible exhaust pipe, which belongs to the technical field of unmanned aerial vehicles. The exhaust passage with the flexible exhaust pipe comprises the exhaust pipe and an exhaust end, wherein the exhaust pipe is mounted on a vehicle body and flexibly connected with an engine in the vehicle body; the exhaust end is arranged at the end part of the exhaust pipe; the exhaust end comprises a conical cylinder and a silencing chamber, wherein the conical cylinder comprises a wide conical opening and a narrow conical opening; a plurality of communication openings are formed in the side wall of the conical cylinder; the silencing chamber sleeves the peripheral part of the conical cylinder; and an exhaust opening is formed inside the silencing chamber. According to the invention, technical defects that great noises exist to cause noise pollution when the exhaust pipe exhausts waste gases due to no single silencing device or silencing structure in the prior art are solved.
Exhaust passage with flexible exhaust pipe
2016-01-06
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT |