Rainproof structure used in silencer and silencer adopting structure
A muffler and exhaust muffler technology, which is applied in the direction of mufflers, machines/engines, engine components, etc., can solve the problems of occupying the space of marine exhaust mufflers, increasing the cost of ship manufacturing, and reducing noise alone, so as to achieve reasonable layout and economical utilization The effect of high efficiency and convenient installation
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[0021] The rainproof structure 1 used in the muffler of the present invention and the muffler applying the structure are mainly used in the exhaust device of a marine diesel engine. It includes a casing 4 of a muffler, a sound-absorbing material 5 placed in the casing 4, an exhaust connection pipe 2 installed on the exhaust port of a marine diesel engine, and a rainproof structure 1 arranged in the upper part of the casing 4.
[0022] The rainproof structure 1 is composed of six parts, including a shell 11, a rain shield 13, a rectifying net 12, a rain guide component 14, an exhaust connection pipe 2 and a drain pipe 3.
[0023] The shell 11 is made of 304 stainless steel, which is divided into an upper part and a lower part. The upper part and the lower part are connected as a whole. The upper part is a truncated cone shape with a small upper part and a large lower part. The top of the upper part is the rain inlet 6, and the rain inlet 6 The periphery is welded on the flange 7 of ...
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