The utility model provides a rope self-locking lifter. Wherein the main locking position point is arranged on the main rope ring body, the operating rod is arranged on the outer wall of the main ropering body, the anti-disengaging lock is arranged on the operating rod, the roller is arranged on the operating rod in a sleeving mode and can rotate relative to the operating rod, and the roller is located between the connecting position of the anti-disengaging lock and the operating rod and the connecting position of the operating rod and the outer wall of the main rope ring body. By the adoptionof the structure, compared with existing similar products, the structure is simple, no movable structural part exists, and no mechanical fault occurs in the using process; meanwhile, the advantage offunctional diversification is achieved.