Patent ID: 11905916
Assignee: HARBIN ENGINEERING UNIVERSITY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 4:
5. The turbocharger air intake silencer with the adjustable cavity space structure according to claim 1, further comprising a second resonator device, wherein the second resonator device comprises a second silencer sealing plate, a second annular sound absorption cavity body, a second rotary table, a second rotary steering gear and a second valve,
a second sound absorption cavity is enclosed by the second silencer sealing plate, the second annular sound absorption cavity body, the second valve and the second rotary table, a second sound absorption cavity inlet pipe is provided beside the second sound absorption cavity, and the second sound absorption cavity and the second sound absorption cavity inlet pipe form a Helmholtz resonator,
the second rotary steering gear is mounted on the silencer connecting flange, the second rotary steering gear is connected with a second rotary rack, and the second valve, the second rotary table and the second rotary rack are connected to one another; and
the second resonator device is located below the first resonator device, and the connecting columns extend to the outside of the second annular sound absorption cavity body and the second silencer sealing plate.