A pipeline endoscope system includes an endoscope probe configured for extending into a pipeline and capturing images of the pipeline; a cable configured for electrically connecting the endoscope probe; a cable support device comprising a winding wheel for winding the cable; and a measurement display module. The measurement display module includes a cable length measuring device and a display device, the cable length measuring device comprises a control module and a detection module; at least part of the detection module is connected to the cable and rotates with the cable, and the control module is electrically connected to the cable to receive images captured by the endoscope probe; and the display device communicates with the control module to receive and display the images captured by the endoscope probe.