VR plug and feeding and taking out tool

The installation and extraction tool for valve replacement VR plug is an important tool for valve replacement or maintenance of wellhead equipment under pressure. The tool includes a piston rod, a tail cover, a hydraulic cylinder and a connecting sleeve. The piston rod extends into the hydraulic cylinder. The top of the piston rod is installed with a handle. The two ends of the hydraulic cylinder are installed with a tail cover and a connecting sleeve. The balance valve and pressure relief valve are installed on the tail cover. The stop valve, pressure relief valve and connecting flange are installed on the connecting sleeve. The piston seals the piston rod and the hydraulic cylinder. The device is simple in structure, convenient in operation, safe and reliable in sending and taking out VR plugs to avoid waste of resources. With this tool, VR plugs can be installed on the side ports of casing head, casing head spool and tubing head to replace or repair valves under pressure.