The invention discloses a flexible exhaust passage with a cooling system, which belongs to the technical field of unmanned aerial vehicles. The flexible exhaust passage with the cooling system comprises an 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, a silencing chamber, heat shields and the cooling system, 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; an exhaust opening is formed inside the silencing chamber; the heat shields are respectively arranged at the peripheral parts of the engine and the exhaust pipe; and the cooling system is fixed on the vehicle body. 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.
Flexible exhaust passage with cooling system
2016-01-06
Patent
Electronic Resource
English
Cylinder-head cooling by means of shield in exhaust passage
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