Non-excavation pipeline repairing device

The utility model relates to the technical field of pipeline repairing, and discloses a trenchless pipeline repairing device which comprises a shell, a repairing mechanism is arranged on the left side of the shell, a track driving assembly is fixedly connected to the lower portion of the shell, a supporting mechanism is arranged on the right side of the shell, a first motor is fixedly connected to the right side of the shell, and a second motor is fixedly connected to the left side of the shell. The partition plate is fixedly connected to the middle side of the interior of the shell, a threaded rod is fixedly connected to the output end of the first motor, a threaded sleeve is in threaded connection to the periphery of the threaded rod, four fixing blocks are fixedly connected to one side of the periphery of the shell, and supporting blocks are slidably connected to the interiors of the fixing blocks. According to the trenchless pipeline repairing device, the inner wall of the pipeline can be cleaned firstly,