Vortex-induced vibration suppression device for large-span bridge

• Main Authors: HAYASHI TOORU, XU BO, LU CHENGFA, ZHAO RIDONG, HUANG JIAXIN
• Format: Patent
• Language: Chinese; English
• Published: 09.12.2022
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention relates to a large-span bridge vortex-induced vibration suppression device, and belongs to the technical field of bridge safety, the large-span bridge vortex-induced vibration suppression device comprises a flow guide assembly and a fixing assembly, the flow guide assembly comprises an arc-shaped flow guide plate, one end of the arc-shaped flow guide plate is connected with the fixing assembly, an acute angle is formed between the arc-shaped flow guide plate and the fixing assembly, and a spoiler is arranged at the other end of the arc-shaped flow guide plate; torsion springs are arranged at the two ends of the spoiler respectively, one ends of the torsion springs are connected with the spoiler, the other ends of the torsion springs are connected with the arc-shaped flow guide plate, the spoiler comprises a first arc-shaped part and a second arc-shaped part, and the first arc-shaped part can abut against and be attached to the flow guide plate. The arc-shaped part II is fixedly connected with th