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Title:
熱交換用のパイプ装置、熱交換用パイプを内装した既製杭、既製杭を使用した熱交換用パイプの埋設方法
Document Type and Number:
Japanese Patent JP6762099
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To efficiently perform a work in which pipes for heat exchange are embedded underground while being connected together.SOLUTION: A reinforcement cage 30 to which pipes 10, 20 for heat exchange are fitted is provided inside a hollow part of an existing pile 1 (a). A work space is provided above a lower pile (existing pile) 1A, for holding an upper pile (existing pile) 1B (a), and a joint 42 is fitted to lower ends 13B, 22B of pipes 10B, 20B of the upper pile 1B (b). The pipes 10, 20 of the upper pile 1B are pulled out, and by the joint 42, by using the upper and lower piles 1B, 1A, the pipe 10A and the pipe 10B, and, the pipes 20A and 20B are connected for communication respectively (c). A reinforcement cage 30B is pulled out of the upper pile 1B, and an end part member 34B is made to abut with an end part member 33A of a reinforcement cage 30A of the lower pile 1A, for mutual connection (d). By a normal method, the upper pile 1A and the lower pile 1B are joined, and embedded together with the pipes 10A, 10B, 20A, 20B as a single pipe.SELECTED DRAWING: Figure 2

Inventors:
Youichi Kato
Tomoshige Tsutao
Application Number:
JP2016014158A
Publication Date:
September 30, 2020
Filing Date:
January 28, 2016
Export Citation:
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Assignee:
Mitani Sexan Co., Ltd.
Sekisui Chemical Co.,Ltd.
International Classes:
E02D5/24; F16L1/028; F16L47/03; F28D1/06; F28F9/013
Domestic Patent References:
JP2012037161A
JP2007230187A
JP2015169216A
JP2015083911A
JP2010261181A
JP2015025337A
JP2000129669A
JP2012106505A
JP2011512467A
JP2013124441A
JP2014129705A
JP6009063Y2
JP2002242176A
JP2012077579A
JP2005226937A
Foreign References:
US7647988
US20100059198
CN103669336A
CN103498470A
Attorney, Agent or Firm:
Kenichi Wakui
Norihiro Yamamoto
Suzuki Kazunaga
Takahiro Kudo
Naoto Mitsui