Title:
SOLAR HEAT COLLECTION DEVICE
Document Type and Number:
Japanese Patent JP2015194298
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a solar heat collection device in which outer pipes are prevented from being damaged and heat collecting pipes are easily connected together in a longitudinal direction.SOLUTION: A solar heat collection device 100 heats a heat medium M flowing in heat collecting pipes 2 by collecting sunlight L in the heat collecting pipes 2 using a curved mirror 1. The heat collecting pipes 2 each comprise: an inner pipe 4 in which the heat medium M flows; an outer pipe 3 provided outside the inner pipe 4; and bellows 7, flanges 8a and 8b, and cylindrical parts 15 that connect the inner pipe 4 and the outer pipe 3. A thermal insulation space 9 is formed between the inner pipe 4 and the outer pipe 3, an exhaust hole 18 that communicates with the thermal insulation space 9 is formed in the flange 8a, and the exhaust hole 18 is sealed by a sealing member 20 welded to the flange 8a.
Inventors:
MATSUDO AKIHISA
Application Number:
JP2014072301A
Publication Date:
November 05, 2015
Filing Date:
March 31, 2014
Export Citation:
Assignee:
TOYOTA IND CORP
International Classes:
F24S10/40; F24S10/70; F24S20/20; F24S23/74
Domestic Patent References:
| JPS5977252A | 1984-05-02 | |||
| JP2001219281A | 2001-08-14 | |||
| JP2009269047A | 2009-11-19 | |||
| JP2011206408A | 2011-10-20 | |||
| JPS57129352A | 1982-08-11 | |||
| JPS57128053U | 1982-08-10 | |||
| JP2014031909A | 2014-02-20 |
Foreign References:
| WO2014002643A1 | 2014-01-03 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Masahiro Taguchi
Ichiro Oi
Kazuhiro Mitsunaga
Kajinami order
Masahiro Taguchi
Ichiro Oi
Kazuhiro Mitsunaga