VR plugging and feeding and taking out tools
The installation and removal tool for valve replacement VR plug is an important tool for valve replacement or maintenance under pressure. The tool includes piston rod, tail cover, hydraulic cylinder and connecting sleeve. The piston rod extends into the hydraulic cylinder, the handle is installed at the top of the piston rod, the tail cap and connecting sleeve are respectively installed at both ends of the hydraulic cylinder, 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, and the piston seals the piston rod and cylinder. The device has the advantages of simple structure, convenient operation, safe and reliable feeding and taking out VR plug, avoiding waste of resources. With this tool, VR plug can be installed on the side port of casing head, casing head cross and tubing head, so as to replace or repair the valve under pressure.