Nuclear turbine high-pressure cylinder end steam leakage treatment device

The utility model belongs to the technical field of nuclear power station steam turbine maintenance, and particularly relates to a nuclear power steam turbine high-pressure cylinder end steam leakagetreatment device and a gas leakage treatment method, and the nuclear power steam turbine high-pressure cylinder end steam leakage treatment device comprises a high-pressure outer cylinder, a high-pressure cylinder outer shaft seal, a lower module installation auxiliary flat plate and a glue injection module, the glue injection module comprises a lower module, an upper module, a fastener A, a fastener B, a fastener C, a glue injection hole, a glue return hole, a lower module transverse glue injection channel, a lower module longitudinal glue injection channel, an upper module inner side glue injection groove, an upper module outer side glue injection groove, a lower module outer side glue injection groove, a lower module inner side glue injection groove and an upper module inner side glue outlet. A glue outlet is f