Foldable electric lifting discharging platform

A foldable electric lifting discharging platform comprises two parallel sliding ways fixed to a building outer wall through wall attaching supports, a steel rail frame is connected to the sliding ways in a sliding mode, a discharging platform is hinged to the lower end of the steel rail frame, and discharging platform folding driving devices are arranged on the two side edges of the steel rail frame. The discharging platform folding driving device comprises a first motor fixed to the steel rail frame, a fixed pulley and a steel strand, one end of the steel strand is fixed to the discharging platform, and the other end of the steel strand penetrates through the fixed pulley to be connected with an output shaft of the first motor. The discharging platform comprises a telescopic bottom plate and a folding guardrail, the second bottom plate telescopically moves in the first bottom plate through a linear driving mechanism, the side guardrails and the end guardrail are hinged to the bottom plates and can be folded,