Patent ID: 11946485
Assignee: HARBIN ENGINEERING UNIVERSITY
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 1:
2. The air intake bypass recirculation structure with adjustable air entraining amount and controllable broadband noise according to claim 1, wherein:
the main body of the air intake bypass recirculation structure comprises an air intake pipe flange, an outer wall of the air intake bypass recirculation structure, the sealed mouth of the air intake bypass recirculation structure, and an inner wall of the air intake bypass recirculation structure;
one end of the inner wall of the air intake bypass recirculation structure is connected with an end face of the air intake pipe flange;
the outer wall of the air intake bypass recirculation structure sleeves the inner wall of the air intake bypass recirculation structure;
one end of the outer wall of the air intake bypass recirculation structure is connected with the air intake pipe flange;
an outer side face of another end, away from the air intake pipe flange, of the inner wall of the air intake bypass recirculation structure is connected with an inner side face of the outer wall of the air intake bypass recirculation structure through the sealed mouth of the air intake bypass recirculation structure;
an outer side face of the end of the inner wall of the air intake bypass recirculation structure is connected with the inner side face of the outer wall air intake bypass recirculation structure through inner and outer wall connecting columns; and
the air intake bypass recirculation cavity is formed by the air intake pipe flange, the outer wall of the air intake bypass recirculation structure, the sealed mouth of the air intake bypass recirculation structure, and the inner wall of the air intake bypass recirculation structure.