Title:
IN-SITU CONCRETE PILE AND GEOTHERMY UTILIZING METHOD USING THE SAME
Document Type and Number:
Japanese Patent JP2004324913
Kind Code:
A
Abstract:
To provide an in-situ concrete pile having problem-free strength, allowing easy embedding of a heat medium circulation pipe deeply into a ground to utilize geothermy at low cost while saving construction cost.
The heat medium circulation pipe 4 in which heat medium is circulated is formed into a cylindrically spiral shape. The heat medium circulation pipe 4 is arranged in a pile hole 1 and a steel pipe 3 is arranged on the outer periphery of the heat medium circulation pipe 4. Concrete is placed into the whole pile hole 1 to give strength as designed to the outer periphery side of the heat medium circulation pipe 4.
Inventors:
Kobayashi, Yoichi
Shimatani, Yoshimi
Matsuda, Hisatsugu
Shimatani, Yoshimi
Matsuda, Hisatsugu
Application Number:
JP2003000116463
Publication Date:
November 18, 2004
Filing Date:
April 22, 2003
Export Citation:
Assignee:
YASUI KENCHIKU SEKKEI JIMUSHO:KK
MARUGO FOUNDATION CORP
MARUGO FOUNDATION CORP
International Classes:
E02D5/34; F24J3/08; F25B30/06; (IPC1-7): F24J3/08; E02D5/34; F25B30/06