Title:
埋設管の採熱構造
Document Type and Number:
Japanese Patent JP6990805
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a heat collecting structure of an underground pipe which can efficiently collect the heat of fluid flowing in the underground pipe.SOLUTION: A heat collecting structure 1 of an underground pipe for collecting the heat of fluid F1 flowing in the underground pipe T comprises: a first regeneration pipe 12 which is laid over the whole periphery of an internal peripheral face Ta of the underground pipe T, and composed of a first regeneration material containing a curable resin; at least one heat collecting pipe 13 which is arranged on an inner bottom 12b of the first regeneration pipe 12, and exchanges heat with the fluid F1; and a second regeneration pipe 14 which is arranged at an upper part of at least one heat collecting pipe 13 being the inside of the first regeneration pipe 12, and contains the curable resin for forming a flow passage R1 in which the fluid F1 flows at the inside. The second regeneration pipe contains a thermal conductive filler.SELECTED DRAWING: Figure 1
Inventors:
Kenji Mioda
Application Number:
JP2017021135A
Publication Date:
February 03, 2022
Filing Date:
February 08, 2017
Export Citation:
Assignee:
Obayashi Corporation
International Classes:
B32B1/08; F28D7/10; B32B27/00; E03F3/06; E03F7/00; F16L1/028; F25B27/02
Domestic Patent References:
| JP2013040469A | ||||
| JP2008241226A | ||||
| JP2008238658A | ||||
| JP2013525729A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Einzel Felix-Reinhard
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima class
Hironobu Onda
Einzel Felix-Reinhard
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima class
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