Telescopic binding bridge

A telescopic binding bridge comprises a binding bridge body, the binding bridge body comprises a fixed bottom plate and a movable top plate, fixed vertical rods are fixedly installed on the two sides of the top of the fixed bottom plate, and installation grooves and sliding grooves are formed in the surfaces of the side ends of the fixed vertical rods respectively. The sliding block moves to drive the movable vertical rod to move, so that the movable top plate is driven to move, the binding bridge has a telescopic function, and the height of the binding bridge is adjustable; a first mounting seat and a second mounting seat are arranged on a fixed bottom plate and a movable top plate, a telescopic main rod is mounted on the first mounting seat, a telescopic auxiliary rod is mounted on the second mounting seat, when the movable top plate moves, a sliding rod on the telescopic main rod slides along a telescopic groove in the telescopic auxiliary rod, and the moving stability of the movable top plate is improved;