Step type telescopic scaffold for photovoltaic installation

The utility model discloses a step-type telescopic scaffold for photovoltaic installation, which comprises a step-type telescopic scaffold and a walking part arranged at the bottom of the step-type telescopic scaffold, and the step-type telescopic scaffold comprises a first step frame, a second step frame and a third step frame, the tread heights of the third step frame, the second step frame and the first step frame are sequentially increased, the second step frame can contract and extend relative to the first step frame, and the third step frame can contract and extend relative to the second step frame and the first step frame; a handle is arranged on the side face, away from the second step frame, of the first step frame, and the walking component comprises wheel seats arranged at the bottoms of the first step frame and the third step frame, walking wheels arranged at the bottoms of the wheel seats, adjusting screw rods arranged in the wheel seats in a penetrating mode, hand wheels arranged at the top ends