The utility model relates to a merogenesis style guide rail of lifts scaffolding, include: the horizontal pole is prevented weighing down with many of connecting two guide rail stands by two guide rail stands, has the mating holes at the both ends of guide rail stand. The merogenesis style guide rail simple structure, it is convenient to dismantle, the handling ease, the dead weight is light. Can realize progressively according to the building structure condition, the successive layer equipment or progressively, the successive layer dismouting.