Self-energy-supply wide-frequency-domain multi-dimensional damping device based on quasi-zero stiffness

The self-powered wide-frequency-domain multi-dimensional vibration reduction device based on the quasi-zero stiffness comprises an outer box body, and an inertial damper, a quasi-zero stiffness component and a power generation mechanism are arranged in the outer box body. The inerter damper is compo...

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Bibliographische Detailangaben
Hauptverfasser: GONG JUNRONG, CHENG ZHENGQUAN, RONG KUNJIE, TIAN LI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The self-powered wide-frequency-domain multi-dimensional vibration reduction device based on the quasi-zero stiffness comprises an outer box body, and an inertial damper, a quasi-zero stiffness component and a power generation mechanism are arranged in the outer box body. The inerter damper is composed of a vertical energy dissipation mechanism and a horizontal energy dissipation mechanism, and an iron net with round holes is additionally arranged between the vertical energy dissipation mechanism and the horizontal energy dissipation mechanism, so that viscous damping liquid can flow between the vertical energy dissipation mechanism and the horizontal energy dissipation mechanism. The quasi-zero stiffness component is composed of a bag type gas spring, a connecting rod mechanism, a force transmission barrel and metal rubber. Limiting baffles are arranged on the two sides of the bag type air spring, and the force transmission barrel is connected with the metal rubber and the round piston. The ball nut is rigid