Long-distance folding lining pipe fixing device and fixing method thereof

The invention discloses a long-distance folding lining pipe fixing device and a long-distance folding lining pipe fixing method, relates to the technical field of pipeline repair treatment, and aims to optimize and improve the structure of equipment used in the process of repairing a pipeline by utilizing a local field curing repair technology in the prior art. The drum-shaped pipe supporting assembly is used for assisting in cleaning, moving the repairing pipe and supporting and fixing the repairing pipe; the drum-shaped supporting pipe assembly is a transversely-arranged drum-shaped hollow block with a built-in telescopic rod, the diameter of the drum-shaped supporting pipe assembly can be changed along with the built-in telescopic rod in the telescopic process, and the function of an air bag is replaced. The long-distance folding lining pipe fixing device has the technical effects that the long-distance folding lining pipe fixing device is good in stability, high in applicability, not prone to damage in th