Viscous damper device with adjustable length

The utility model provides a viscous damper device with adjustable length, concretely relates to engineering structure damping device technical field, including viscous damper, viscous damper's one end is connected with the one end of bracing piece, and viscous damper's the other end and first engaging lug linkage connect, and flange is connected to the other end of bracing piece, and the second is provided with the threaded rod on connecting the earrings, spiral shell effect in being provided with in the flange to avoid bracing piece flexural square to result in the unstability, the line that makes the product temporarily can play a role in the earthquake, second are connected the earrings and are passed through threaded rod and flange threaded connection. The utility model discloses an adopt to adjust pole and threaded rod structure in bracing piece one end, the whole length of adjustable bracing piece has the bracing piece of adjustment length, the advantage of the bearing diagonal pole of flare -outing. 本