Dispersion type noise deadener
A muffler, diffuser technology, applied in mufflers, machines/engines, components of pumping devices for elastic fluids, etc., can solve the problem of low muffling value, insufficient muffling frequency band, and unsatisfactory aerodynamic performance And other issues
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[0017] The embodiments of the present invention are described in detail below in conjunction with the accompanying drawings: the present embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation methods and processes are provided, but the protection scope of the present invention is not limited to the following implementations example.
[0018] Such as Figure 1-Figure 3 As shown, this embodiment includes: a sound-absorbing air cylinder 1 and a sound-absorbing cone 2 . The sound-absorbing air cylinder 1 is two opposite tetrahedron frustums, which are connected in series through end cover flanges; The big head of the sound-absorbing cone 2 is located in the sound-absorbing air cylinder 1 and is the largest section of the air-absorbing cone 1;
[0019] The sound-absorbing air cylinder 1 is a concentric, two opposite tetrahedron frustums.
[0020] The sound-absorbing cone 2 is two opposite pyramids, and its section...
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