The utility model discloses an angle steel bracket lifting device for a pavement of a T-shaped beam bridge floor system, and solves the problems that the adjustment is difficult and accident of falling of staff easily occurs since the angle steel bracket is adjusted manually in the installation of an angle steel bracket guardrail. The angle steel bracket lifting device comprises a wheel (1), wherein a bracket (2) is arranged on the wheel (1), the bracket (2) is provided with a horizontal cross beam (3), the middle part of the horizontal cross beam (3) is fixed and connected with the bracket (2), one end of the horizontal cross beam (3) is provided with an operating handle (4), the other end of the horizontal cross beam (3) is provided with a lifting hook (5), one end of a lifting chain (6) is connected with the lifting hook (5), and the other end of the lifting chain is connected with an X-shaped grabhook (7). The angle steel bracket lifting device has the advantages of simple structure and convenient manufacturing, and is particularly suitable to used in construction sites.