Solar vacuum heat collection tube with thermal insulation cover on tail of tube

Solar vacuum heat collection tube with thermal insulation cover on tail of tube

  • CN 101,089,511 B
  • Filed: 06/12/2006
  • Issued: 10/30/2013
  • Est. Priority Date: 06/12/2006
  • Status: Active Grant
First Claim
Patent Images

1. the evacuated solar collecting tube of a tube with thermal insulation cover on tail, comprise outer glass pipe, metallic support bullet card, insulation spacer, interior thermal-collecting tube, it is characterized in that:

  • in the afterbody vacuum chamber of evacuated solar collecting tube the insulation spacer is installed, insulation spacer inwall supports with interior thermal-collecting tube afterbody closed end by interior metallic support bullet card and contacts, the outer glass pipe closed end inwall of evacuated solar collecting tube afterbody supports with insulation spacer outer wall by outer metallic support bullet card and contacts, the insulation spacer is an end opening, the glass tube head of other end reducing;

    Or be an end opening, the ceramic tube head of other end reducing;

    Or be an end opening, the ceramic tube head of other end sealing;

    The outer metallic support bullet card of support insulation spacer and the interlaced layout of interior metallic support bullet card are installed on thermal insulation separation and put, and forming mutually, suit passes through the installation positioning free end that the transition of insulation spacer connects.

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