University of Shanghai for Science and Technology

Yanchen Du

Junwen Lin

Disclosed is a magnetorheological fluid particle impact damper, which includes a damper cavity unit, wherein the damper cavity unit is provided with an electromagnetic coil in a circumferential direction, the damper cavity unit is internally provided with a plurality of horizontal shock absorbers in a uniform manner, and the left and right ends of the damper cavity unit are symmetrically provided with disc-type shock absorbers; the shock absorbers and the disc-type shock absorbers are respectively connected to the inner wall of the damper cavity unit through springs; the horizontal shock absorber includes a horizontal magnetorheological fluid cavity filled with magnetorheological fluid, the horizontal magnetorheological fluid cavity is internally provided with a horizontal impactor container, the horizontal impactor container is internally provided with a first impactor group consisting of several impactors of different sizes; the disc-type shock absorber comprises a disc-type magnetorheological fluid cavity which is filled with magnetorheological fluid; the disc-type magnetorheological fluid cavity is slidably connected to a plurality of disc-type impactor containers, and the disc-type impactor containers are distributed in a circular array and internally provided with a second impactor group; and the present disclosure effectively improves the vibration reduction effect.

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Shanghai, China

Yanchen Du