Self-sealed energy-saving anticorrosive gate valve

Self-sealed energy-saving anticorrosive gate valve

  • CN 2,549,277 Y
  • Filed: 06/13/2002
  • Issued: 05/07/2003
  • Est. Priority Date: 06/13/2002
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of selfsealings energy-saving anti-corrosive gate valve, it comprises valve body, be positioned at the spool of valve pocket, the screw mandrel that is connected with spool (1), appear and be with the screw mandrel cover (3) that cooperates screw mandrel to move up and down on the screw mandrel (1) of valve body one end, be fixed with on the screw mandrel cover (3) and rotate handwheel (13), it is characterized in that valve body is divided into left valve barrel (5), right valve barrel (10), spool is divided into a left side, in, right three sealing plates, have equal-sized discharge orifice on three sealing plates, left side sealing plate (8), right sealing plate (7) symmetry, be connected with the boss that connects with pipeline on the outer rim of two sealing plate discharge orifices, intermediate seal plate (6) with about two sealing plates discharge orifice position above-below direction opposite, intermediate seal plate (6) is connected with screw mandrel (1).

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