Overhauling crawling ladder for water conservancy project

The utility model discloses a ladder stand for hydraulic engineering overhaul. The device comprises a first bracket and a second bracket, the first support and the second support are fixedly connectedthrough an outer pedal. Movable grooves are formed in the first bracket and the second bracket; an adjusting rod is mounted in the movable groove; an inner pedal is connected between the adjusting rods; the joint of the inner pedal and the adjusting rod is positioned in the limiting groove; the limiting grooves are formed in the inner walls of the movable grooves, mounting holes are formed in theouter sides of the adjusting rods, the first supports and the second supports, fixing grooves are reserved in the edges of the bottoms of the first supports and the second supports, retracting and releasing grooves are formed in the inner walls of the supporting rods, and auxiliary supporting rods are mounted in the retracting and releasing grooves. The crawling ladder for hydraulic engineering maintenance is convenient t