Dismounting tool for freezing assembly valve sleeve

The utility model discloses a disassembling tool for a freezing assembly valve sleeve. The disassembling tool comprises an elastic chuck, a cylinder body, a protective sleeve, a lead screw screw sheet and an ejector rod. Wherein the cylinder is in threaded connection with the elastic chuck, fixes the position of the elastic chuck and is in threaded connection with the rear ejector rod, and the extension length of the ejector rod can be adjusted by rotating the rear ejector rod to control the elastic chuck to be expanded and shrunk; the protective sleeve mainly plays a role of a supporting structure, a boss on the right side of the sleeve is matched and fixed with a shell hole, and after the valve sleeve is pulled out through a tool, the valve sleeve can fall into the sleeve; the screw rod screw sheet is connected with the ejector rod through trapezoidal threads, when the screw rod screw sheet is rotated, the ejector rod can horizontally move front and back, the ejector rod is driven to drive the cylinder and