Gravel material screening device for bridge construction

The utility model relates to the technical field of screening equipment, in particular to a gravel material screening device for bridge construction, which comprises a mounting frame main body, the top end of the mounting frame main body is connected with a supporting spring, connecting plates are fixedly mounted at two ends of the inner wall of a storage box, and first sliding chutes are formed in the inner sides of the connecting plates; a vibration motor is installed on the base face of the storage box, a control panel is installed on the base face of the installation frame body, a third filter screen is installed at the end, close to the connecting plate, of the inner wall of the storage box, and a base is installed at the bottom end of the installation frame body. By arranging a supporting spring, a connecting plate, a first sliding groove, a first sliding block, a first fixing frame, a first filter screen, a second sliding groove, a second sliding block, a second fixing frame, a second filter screen, a