Safety protection device for sloping roof construction

The utility model relates to a sloping roof construction safety protection device which comprises a plurality of protection assemblies and guardrail battens, the protection assemblies are sequentially arranged at intervals, and every two adjacent protection assemblies are connected and fixed through the corresponding guardrail batten. The protection assembly comprises a protection shell, a bottom plate and an adjusting plate, one end of the bottom plate is vertically and fixedly connected with one end of the protection shell, and the adjusting plate is installed on the bottom plate and can stretch out or retract in the length direction of the bottom plate; a positioning plate is arranged on the side, away from the bottom plate, of the protective shell, the positioning plate and the side, away from the bottom plate, of the protective shell are arranged in a spaced mode, a positioning block is connected to the positioning plate through a fastening bolt, and the positioning block is located between the positioni