Urban pipe gallery leakage expansion joint repairing device

The utility model discloses a repairing device for a leakage expansion joint of an urban pipe gallery. The urban pipe gallery leakage expansion joint repairing device solves the problems that in the prior art, a lantern ring is complex in pipeline repairing operation and short in service life, has the beneficial effects that a pipeline expansion joint can be effectively repaired, and a repairing tool can be used for a long time, and according to the scheme, the urban pipe gallery leakage expansion joint repairing device comprises a binding belt, and the binding belt can be arranged around a pipeline; the binding band fixing piece comprises a fixed end arranged at one end of the binding band and a movable end through which the binding band can penetrate, and the binding band can be pulled relative to the movable end; and the fixator is connected with the bandage fixing piece, and the fixator is provided with a groove for arranging a bonding material in the groove so as to coat the bonding material on the part,