发明公开
- 专利标题: SOLAR HEAT COLLECTION TUBE
- 专利标题(中): 用于获得太阳能热量的管子
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申请号: EP13825159申请日: 2013-07-22
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公开(公告)号: EP2881681A4公开(公告)日: 2015-07-29
- 发明人: TAKEUCHI NORIHITO , IWA TOSHIAKI , OGAWA YOSHIHIRO
- 申请人: TOYOTA JIDOSHOKKI KK , EAGLE IND CO LTD
- 专利权人: TOYOTA JIDOSHOKKI KK,EAGLE IND CO LTD
- 当前专利权人: TOYOTA JIDOSHOKKI KK,EAGLE IND CO LTD
- 优先权: JP2012171290 2012-08-01
- 主分类号: F24J2/24
- IPC分类号: F24J2/24 ; F16L27/10 ; F16L51/03 ; F24J2/46
摘要:
A solar heat collection tube includes a center metal tube that allows a heat medium to flow therethrough, a glass tube that covers the outer circumference of the center metal tube to form an annular void between the glass tube and the center metal tube, and an absorber configured to absorb a difference in the thermal expansion between the center metal tube and the glass tube. The absorber has a connection cylinder and metal bellows. The metallic bellows are connected in series by the connection cylinder. The bellows are arranged to overlap in the radial direction with the connection cylinder located therebetween.
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