Endurance testing device for OPF pipeline

The utility model provides an OPF pipeline durability testing device, which comprises a high-temperature box, a pressure pulse tester, a first high-temperature-resistant hose, a second high-temperature-resistant hose and an adjustable testing tool, and is characterized in that the adjustable testing tool is arranged in the high-temperature box and comprises an upper testing connecting device and a lower testing connecting device; the bottom of the upper test connecting device is provided with a plurality of first pipeline interfaces, the top of the lower test connecting device is provided with a plurality of second pipeline interfaces, and the two ends of the first high-temperature-resistant hose are connected with the upper test connecting device and the pressure pulse tester respectively. Two ends of the second high-temperature-resistant hose are respectively connected with the lower test connecting device and the pressure pulse tester; the upper test connecting device and the lower test connecting device a