Manned inspection device for pipeline

The utility model relates to a manned inspection device for a pipeline. The manned inspection device comprises an operation cabin, a detector and a walking mechanism, the detector is arranged in the operation cabin, is electrically connected with the operation cabin and is used for detecting the condition in the pipeline; the walking mechanism comprises a connecting base, a driving arm assembly, walking wheels and a first driving source, the connecting base is fixed to the operation cabin, the driving arm assembly is movably connected to the connecting base, the walking wheels are rotationally connected to the driving arm assembly, and the first driving source is fixed to the driving assembly and used for driving the walking wheels to walk relative to the inner wall of the pipeline. According to the manned inspection device for the pipeline, the detector is arranged in the operation cabin, and the walking mechanism connected with the operation cabin can move the detector to the position close to the inner wal