Double-valve integrated disk valve

Double-valve integrated disk valve

  • CN 101,655,167 B
  • Filed: 06/23/2009
  • Issued: 07/20/2011
  • Est. Priority Date: 06/23/2009
  • Status: Active Grant
First Claim
Patent Images

1. double-valve integrated disk valve, comprise the last valve and the following valve that independently carry out switch motion, and the external leakage sealing, last valve and following valve have independently valve rod assembly, spool separately, it is characterized in that the described valve of going up is chained together by middle flange and bolt assembly with following valve valve component separately;

  • Described valve rod assembly by rocking bar, fixedly valve shaft, be welded on transverse axis on the fixing valve shaft, and and the actuator that welds together of transverse axis form;

    Spool comprises disk, spring and spring seat and valve seat;

    The described valve seat of going up valve is embedded in upper valve body assembly and the middle flange, and the described valve seat of valve down is embedded in down in valve component and the middle flange;

    The spring seat loading spring of described spool is pressed on the disk, and the disk of spool has cylinder shape groove, and the actuator of valve rod assembly is embedded in the groove of disk;

    Be provided with radial clearance between the actuator outer wall of valve rod assembly and the inwall of disk.

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