Multifunctional safety suspension ladder for bridge maintenance

The utility model provides a multi-functional safe suspension ladder for bridge maintenance, including ladder bed, connecting plate, connecting shaft seat, take-up shaft and extension rope, the inside of ladder bed is equipped with a plurality of sets of connecting foot stool, the upper end of ladder bed is in threaded connection with connecting plate through a plurality of sets of connecting screws, the inside of connecting plate is equipped with the connecting shaft seat in penetrating manner, and the connecting shaft seat is equipped with the extension rope. According to the multifunctional safety hanging ladder for bridge maintenance, a winding shaft is embedded in the bottom of the connecting ladder frame in a penetrating mode, two sets of extending ropes are fixedly connected to the surface of the winding shaft, and a rotating handle is fixedly installed outside the winding shaft, so that when a worker carries out bridge maintenance, the winding shaft can rotate around the rotating handle, and the safet