Title:
地中熱交換器に係る管部材の掘削孔への建て込み方法
Document Type and Number:
Japanese Patent JP5678637
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To improve safety in working at a position above a borehole when lowering and building a pipe member along a pipe axis direction into the borehole of a ground by delivering the pipe member wound like a coil.SOLUTION: A method relates to lowering and building of the pipe member of an underground heat exchanger along the pipe axial direction into the borehole of the ground. The pipe member wound like a coil is placed and attached to a reel device placed on the ground at the side of the borehole. The wound pipe member is horizontally rotated by the reel device, to deliver the pipe member and feed it to the borehole.
Inventors:
金子 正
毎田 泰之
三小田 憲司
毎田 泰之
三小田 憲司
Application Number:
JP2010279749A
Publication Date:
March 04, 2015
Filing Date:
December 15, 2010
Export Citation:
Assignee:
株式会社大林組
International Classes:
F24J3/08; F28D7/16
Attorney, Agent or Firm:
All international patent business corporation