Antiskid insulating ladder

The utility model discloses an anti-skidding insulating ladder which comprises two symmetrical insulating ladder frames, a plurality of insulating pedal plates arranged on each insulating ladder frame at equal intervals and an installation block used for connecting the top ends of the two insulating ladder frames, and supporting blocks are arranged at the front ends of the two sides of each insulating pedal plate. Pedal rotating shafts are arranged at the rear ends of the two sides of the insulating pedals and are rotationally mounted on the inner side walls of the side frames on the two sides of the insulating ladder frames, the top ends of the two sides of the two insulating ladder frames are rotationally mounted on the two side edges of the bottom of the mounting block correspondingly, and supporting rod assemblies are arranged in the frames on the two sides of the two insulating ladder frames; and a supporting rod accommodating groove is formed beside each insulating pedal on the front sides of the two si