Foldable lifting apparatus for obstacle-removing vehicle

The utility model relates to a pulldown lifting apparatus of a wrecker, which comprises a fixed arm (2), a folding fuel tank (1), a lifting arm (6), a folding arm (4), and a connecting tower (9), characterized in that one end of the folding arm (4) is hinge connected with the lower portion of the fixed arm (2) and the other end thereof is hinge connected with the lifting arm (6), one end of the connecting tower (9) is hinge connected with the lower portion of the folding fuel tank and the other end thereof is fixedly connected with the lifting arm (6), and a limiting block (8) and a limiting block (7) are respectively arranged on the connecting tower (9) and the folding arm (4). The utility model can realize folding while fully loaded thereby promoting the security of clearing the barrier, and can also realize folding quickly while idle load thereby promoting the working efficiency.