Removing mechanism of wedge member for repairing fatigue crack, method for installing wedge member for repairing fatigue crack, and method for removing wedge member for repairing fatigue crack

摘要

Problem to be solved: to provide a removing mechanism of a wedge member for repairing a fatigue crack, a method of installing a wedge member for repairing a fatigue crack, and a method of removing a wedge member for repairing a fatigue crack.Solution: the first slope part 11 for restraining the stress fluctuation width of the structure 1 fitted in a stop hole 3 provided for the fatigue crack 2 andSecond slope component 12The second slope part 12 is a removing mechanism used for removing the repair wedge member 10 provided with a loading load imparting means for sliding up the first slope component 11 and applying a load in the upward directionThe second slope part 12 includes a removing load applying means (bolt 14) for applying a load in the direction of sliding down on the first slope partWhen removing the repair wedge member 10 from the stop hole 3,A removing load is applied by a removing load applying means (bolt 14).Diagram