The automatic open close sealing door device of exhaust blower

The automatic open close sealing door device of exhaust blower

  • CN 104,776,712 B
  • Filed: 03/19/2015
  • Issued: 11/16/2018
  • Est. Priority Date: 03/19/2015
  • Status: Active Grant
First Claim
Patent Images

1. the automatic open close sealing door device of exhaust blower, is located at the surface of exhaust blower exhaust outlet, which is characterized in that mainly includeHermatic door, removable pin, removable pin fixed frame, skirt, the removable pin are fixed on the center of hermatic door vertically;

  • The removable pin is solidDetermine the two sides that frame is fixed on exhaust outlet, to be equipped with the centre bore to match with removable pin in the middle part of removable pin fixed frame;

    The skirt is solidIt is scheduled on hermatic door curved edge, skirt is inclined outwardly.

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