Pipe gas safety self-closing valve

Pipe gas safety self-closing valve

  • CN 201,651,459 U
  • Filed: 04/28/2010
  • Issued: 11/24/2010
  • Est. Priority Date: 04/28/2010
  • Status: Active Grant
First Claim
Patent Images

1. pipeline gas safety self closing stop valve, it is characterized in that:

  • comprise loam cake (1) and valve body (4), the two ends, the left and right sides of described valve body (4) are provided with outlet side (13) and inlet end (5) respectively, described valve body (4) is gone up near outlet side (13) one sides vent (12) is set, the middle part of described valve body (4) is provided with valve port (7), the top of described valve port (7) is upper cavity (6), the bottom of valve port (7) is lower chamber (9), be provided with spacer (11) in the upper cavity (6) of described valve body (4), the middle part of described spacer (11) is equipped with aluminium core bar (8), the upper end of described aluminium core bar (8) is provided with permanent magnetic alloy (14), the position that is positioned at spacer (11) downside at described aluminium core bar (8) is provided with rubber seal piece (10), the top of described spacer (11) is provided with epithelium (3), the middle part of described epithelium (3) is provided with core bar (15), and an end of described core bar (15) passes from loam cake (1).

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