Safety guide device of sewage pipeline dredger

The utility model discloses a safety guide device of a sewage pipeline dredger, which relates to the technical field of sewage pipeline dredging and comprises a guide pipe, a communicating pipe is mounted at the top end of the guide pipe through a connecting sleeve, a fixing sleeve is sleeved on the outer surface of the communicating pipe, and two fixing components are mounted on the outer surface of the fixing sleeve. The outer surface of the fixing sleeve is fixedly connected with two sliding sleeves, and the inner walls of the two sliding sleeves are slidably connected with sliding rods. According to the device, through cooperative arrangement of a guide pipe, a communicating pipe, a fixing sleeve, a fixing assembly, a sliding sleeve, a sliding rod, a locking bolt and a supporting assembly, the device can be supported through the supporting assembly, the bottom end of the guide pipe is inserted into a sewage pipeline, and the communicating pipe and the guide pipe can be fixed through a fixing assembly; and