IN-TUBE REPAIRING DRILLER AND IN-TUBE REPAIRING DRILLING METHOD BY IT

摘要

PROBLEM TO BE SOLVED: To provide an in-tube repairing driller capable of resetting a draining function from a branch tube in a state where a main tube remains as it is by drilling an intersection part of the branch tube connected to the side of a building and an inner tube closely connected to the inside of the obsolete main tube.;SOLUTION: This in-tube repairing driller 100 is constituted of a travelling mechanism part 1 to travel the whole in the X direction, a cutter elevating mechanism part 2 to elevate a cutter 4 for drilling and a cutter revolving mechanism part 3 to revolve the cutter 4 for drilling in the Y direction, and it is devised to be inserted in the inner tube (inserted into the main tube) of an inside diameter in and out of which a human cannot get, to drill the intersection part of the branch tube and the inner tube and to reset the draining function to the main tube side from the branch tube in the state where the main tube remains as it is.;COPYRIGHT: (C)2007,JPO&INPIT