Dual-sealed leakage-proof permanent magnet drive valve

Dual-sealed leakage-proof permanent magnet drive valve

  • CN 101,639,126 A
  • Filed: 08/28/2009
  • Published: 02/03/2010
  • Est. Priority Date: 08/28/2009
  • Status: Active Application
First Claim
Patent Images

1. , a kind of dual-sealed leakage-proof permanent magnet drive valve, it comprises the valve body (1) that is subjected to the magnetic made by non-, valve input adapter (2), and be enclosed within spool controller (3) on the valve body (1), described valve body (1) comprises circular valve pocket (11) and out splice going splice (12), it is characterized in that:

  • in circular valve pocket (11), be provided with ring-type valve seat (4), valve pocket (11) is divided into switch valve pocket (111) and detects valve pocket (112), in switch valve pocket (111), be provided with limit spring (5) successively from being input to outbound course, square core (6), diaphragm seal (7) and spring (8), diaphragm seal (7) one ends are fixedlyed connected with spring (8), the other end is fixedlyed connected with magnetic core (7), in detecting valve pocket (112), be provided with successively and detect diaphragm seal (9) and detection springs (10), detecting valve pocket (112) bottom is provided with and the corresponding detection valve seat of diaphragm seal (9) (13), the tension force of described detection springs (10) is less than the pressure of valve pocket combustion gas, the total length of described limit spring (5) and magnetic core (6) is greater than the length of described switch valve pocket (111), the length of described detection springs (10) is greater than the total length that detects valve pocket (112) and out splice going splice (12) inner chamber, described spool controller (3) is to be made of polylith arc magnetic patch (31), circlewise bonding between the arc magnetic patch (31) by thermal-dissolving way at low temperature glue (32), on valve body (1), be provided with the defining flange (14) that is used to limit above-mentioned spool controller (3).

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×