Disassembling and assembling tool for crystallizer copper plate screw sleeve

The utility model relates to a disassembling tool for a crystallizer copper plate wire sleeve, and belongs to the field of disassembling tool supplies. The device comprises a disassembly and assemblyrod (4) and a locking piece (2), the upper end of the disassembly and assembly rod (4) is a connecting part (1), external threads are arranged on the outer wall of the disassembly and assembly rod (4), the locking piece (2) is provided with a matched internal threaded hole, and the locking piece (2) can be arranged on the lower portion of the disassembly and assembly rod (4) in a sleeving mode andin threaded connection. The device is simple in structure, the connecting part forms a double-nut structure through the locking piece (2), and quick disassembly, assembly and pre-tightening of the threaded sleeve are achieved by screwing the locking piece (2) and the connecting part (1). The problems that due to the fact that an existing thread sleeve is not installed in place, water leaks between a copper plate and a bac