Robot for inspection in unpiggable pipeline having in-wheel motor

According to the invention, the plurality of modules; At least one joint is provided between the plurality of modules; The drive unit is provided on at least one module of the plurality of modules; Wheel (wheel) for driving the inner surface of the pipe is provided to at least one of the plurality of modules; Higo the wheel is folded into the module by a pneumatic arm (arm) connecting between the wheel and the plurality of modules to enable the operation to expand the external module; Wherein the cancer is a pneumatic unit providing pneumatic operation to allow the unfolding folded with respect to the plurality of modules; Includes, providing the driving unit is configured on the inside of the wheel and unloading having an in-wheel motor Figueroa block pipe inspection robot; and a battery unit for supplying power to the drive section.