Novel silencer for engine
An engine and muffler technology, applied in the direction of engine components, machines/engines, noise reduction devices, etc., can solve the problems that the working principle does not change much, the sound absorption and noise reduction effect is not obvious, and the sound wave cannot be effectively removed, so as to change the singleness , good sound-absorbing effect
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[0017] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0018] see Figure 1-3 , the present invention provides a technical solution: a novel muffler for an engine, comprising a cavity 1, an outer casing 2, an inner wall 3, a glass fiber cotton 4, an intake pipe 5, a damping orifice 6, a first chamber 7, a first Partition 8, central partition 9, second chamber 10, air duct 11, micro-perforated plate 12, peak sound-absorbing sponge 13, second partition 14, third chamber 15, porous expanded perlite layer 16, closed-c...
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