Aluminum alloy scaffold with truss

An aluminum alloy scaffold with a truss comprises a scaffold body, a pedal and the truss. The frame body comprises a vertical rod, a transverse rod and a longitudinal rod, a wheel buckle disc is fixed to the vertical rod, and the transverse rod and the longitudinal rod are fixed to the wheel buckle disc through telescopic limiting columns; a plurality of first bell and spigot joints are formed in the vertical rods, the wheel buckle discs comprise the upper wheel buckle disc and the lower wheel buckle disc, a gap is reserved between the upper wheel buckle disc and the lower wheel buckle disc, a plurality of second bell and spigot joints are evenly formed in the upper wheel buckle disc and the lower wheel buckle disc, and connectors are arranged at the ends of the transverse rods and the ends of the longitudinal rods. The connector comprises an upper fixing plate and a lower fixing plate, a gap is reserved between the upper fixing plate and the lower fixing plate, the upper fixing plate and the lower fixing pla