MANDREL TYPE BORING MACHINE FOR DEEP DEPTH CONSTRUCTION WORK

摘要

The present invention relates to a mandrel perforator for high-depth construction, comprising: a moving unit for moving the perforator, a driving unit swingably installed on the moving unit, and a main boom installed in the driving unit; A tilting device coupled to one end of the one boom to tilt the leader left and right; A leader vertically coupled to the tilting device; A plurality of front and rear angle adjustment cylinders which connect the tilting device and the circle boom to adjust the front and rear angles of the leader; A plurality of circle boom cylinders connecting the circle boom and a driving unit to support the circle boom; The main body includes a supporting part for supporting the main body, a supporting part for fixing one end of the supporting part to the ground, and a rotating part for coupling the other end of the supporting part to the main body so that the supporting part can be rotated to the outside of the main body. It characterized in that it comprises a fall preventing means for preventing the fall of the perforator by supporting the outside of the.;Perforator, Mandrel, Leader, Evangelism, Overturn