Elastic support with eccentric structure

• Main Authors: MA XIAOJIAN, WANG HUA, DONG YANG, YU LIANCHAO, JIANG YONGQIANG, WU ZHE, FENG GUOQUAN, LIU CHUNAN, DONG CHAO
• Format: Patent
• Language: Chinese; English
• Published: 24.01.2023
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MEANS FOR DAMPING VIBRATION; MECHANICAL ENGINEERING; SHOCK-ABSORBERS; SPRINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The invention belongs to the technical field of engine vibration reduction design, and particularly relates to an elastic support with an eccentric structure. The elastic support (1) is provided with a support arm, a first end of the support arm is connected with the casing connecting ring (3), a second end of the support arm is an overhanging end, the overhanging end of the support arm is provided with an inner ring surface (11) and an outer ring surface (12), the inner ring surface (11) is connected with a bearing outer ring (2) of the aero-engine, and a gap (4) for accommodating an extrusion oil film is formed between the outer ring surface (12) and the casing connecting ring (3); a first cylindrical surface, connected with the bearing outer ring (2), of the elastic support (1) is provided with a first cylindrical surface center D, a second cylindrical surface, connected with the cartridge receiver connecting ring (3), of the elastic support (1) is provided with a second cylindrical surface center A, and t