Pipeline detection robot

The utility model discloses a pipeline detection robot which comprises a shell, a detection device main body is arranged in the shell, three fixing rods are arranged outside the shell, first sliding grooves are formed in the three fixing rods, supporting rods are arranged in the first sliding grooves in a sliding mode, and the supporting rods are arranged in the first sliding grooves in a sliding mode. A mounting plate is arranged on the side, away from the shell, of the supporting rod, three supports are arranged on the side, away from the shell, of the mounting plate, each support is rotationally provided with a walking wheel, the walking wheels are connected with the output end of a first motor, and the first motors are fixedly connected with the supports; a fixing frame is arranged on the outer side of the fixing rod, and a fixing mechanism is arranged in the fixing frame. Compared with the prior art, the pipeline cleaning device is provided with the shell, the fixing rod, the first sliding groove, the su