Telescopic device capable of resisting shaking of suspension bridge

A telescopic device capable of resisting shaking of a suspension bridge comprises a first comb plate and a second comb plate which are matched with each other in a telescopic mode, the root of the first comb plate is connected to a first supporting component, and the second comb plate is installed on a second supporting component, and the telescopic device is characterized in that the first supporting component comprises a bottom plate and a clamping base arranged on the bottom plate; the clamping base is connected with the bottom plate through a first connecting piece, and the root of the first comb plate is rotationally connected to the clamping base. The telescopic device has the advantages that the first supporting component of the telescopic device capable of resisting shaking of the suspension bridge comprises the bottom plate and the clamping base arranged on the bottom plate, the clamping base is connected with the bottom plate through the first connecting piece, the root of the first comb plate is ro