Patent ID: 11906011
Assignee: UNIVERSITY OF SHANGHAI FOR SCIENCE AND TECHNOLOGY
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A magnetorheological fluid particle impact damper, comprising a damper cavity unit (2), wherein the damper cavity unit (2) is provided with an electromagnetic coil (1) in a circumferential direction; the damper cavity unit (2) is internally provided with a plurality of horizontal shock absorbers in a uniform manner, the left and right ends of the damper cavity unit (2) are symmetrically provided with disc-type shock absorbers, the outer diameter of the disc-type shock absorber is smaller than the inner diameter of the damper cavity unit (2); the horizontal shock absorbers and the disc-type shock absorbers are respectively connected to the inner wall of the damper cavity unit (2) through springs;
the horizontal shock absorber comprises a horizontal impactor, which is connected to an inner wall of the damper cavity unit (2) through a spring; the horizontal impactor is internally provided with a horizontal magnetorheological fluid cavity (5); the horizontal magnetorheological fluid cavity (5) is internally provided with a horizontal impactor container (6); and the horizontal impactor container (6) is internally provided with a first impactor group consisting of several impactors of different sizes;
the disc-type shock absorber comprises a disc-type impactor, which is connected to an inner wall of the damper cavity unit (2) through a spring; the disc-type impactor is internally provided with a disc-type magnetorheological fluid cavity (18); the disc-type magnetorheological fluid cavity (18) is slidably connected to a plurality of disc-type impactor containers (19), and the disc-type impactor container (19) is distributed in a circular array; the disc-type impactor container (19) is internally provided with a second impactor group; and
the horizontal magnetorheological fluid cavity (5) and the disc-type magnetorheological fluid cavity (18) are both filled with magnetorheological fluid.