Underground coal mine double-h-shaped self-moving ladder

The utility model discloses an underground coal mine double-h type self-moving ladder, which relates to the field of underground coal mine devices and comprises a main body, a double-head motor is mounted in the main body, two groups of screw rods connected with the inner wall of the main body are connected to two ends of the double-head motor, and two groups of slide blocks are sleeved on the outer walls of the two groups of screw rods. By arranging the idler wheels, the first rod, the second rod, the sliding block and the lead screw, when the main body needs to be moved, the double-end motor is started to drive the lead screw to rotate, the lead screw drives the sliding block to move to the end, away from the double-end motor, of the lead screw, and meanwhile the pedal is lowered to the lowest height; meanwhile, the sliding block pushes the first rod and the second rod to be in a parallel state step by step, the second rod pushes the rolling wheels to descend to make contact with the ground and push the mai