To provide a pipe conveyor capable of preventing the occurrence of trouble of excessive load caused by twining of refuse around a link chain and a scraping plate like a conventional meandering pipe conveyor as a conveyor for conveying refuse.

This pipe conveyor is constituted in such a way that an object to be conveyed is twined around a coil-like rotary body 2 and is hit against a spiral projection 6 provided on an inner face of a meandering pipe 1 to generate advancing force for secure conveyance. It has a structure in which the spiral projection is provided on the inner face of the meandering pipe and the coil-like rotary body is put in it and is turned merely. This pipe conveyor is compact and convenient. This pipe conveyor can be applied to all the industrial use as well as conveyance for sorting refuge.