Mobile pipe drying device

The utility model discloses a pipe drying device, in particular to a mobile pipe drying device, which has a good drying effect and can change a flow direction of a gas in a pipe according to the service conditions to ensure continuous work, and solves the technical problems in the prior art that the gas flow direction can not be changed and the controller fails to work continuously, resulting in the reduction of work efficiency. The mobile pipe drying device comprises an air cooler arranged inside a container and a high-efficiency oil remover communicated on one side of the air cooler, wherein the high-efficiency oil remover is also communicated with adsorption-type dryers, a compressed air inlet is formed on the air cooler, finished gas product discharge ports are formed on the adsorption-type dryers, at least two adsorption-type dryers are connected in parallel on the high-efficiency oil remover, solenoid valves are arranged on connecting pipes which are arranged between the high-efficiency oil remover and the adsorption-type dryers, and a controller controls the solenoid valves to connect or disconnect the connecting pipes.