Highly corrosion-resistant diaphragm valve

Highly corrosion-resistant diaphragm valve

  • CN 101,907,179 B
  • Filed: 06/22/2010
  • Issued: 01/02/2013
  • Est. Priority Date: 05/14/2010
  • Status: Active Grant
First Claim
Patent Images

1. a high corrosion-resisting diaphragm valve is characterized in that:

  • comprise shell, drum, magnetizable spool, valve, diaphragm of rubber, base, base plate, spring, bonnet and copper pin;

    Jacket is being wound with on the drum of copper cash and rivet clasp;

    Base plate is arranged on the rear end of drum;

    Bonnet is fixed on the rear end of drum;

    One end of copper pin connects drum and the other end stretches out with power supply from bonnet and is connected;

    Magnetizable spool, spring and base are successively set in the center tube of drum;

    Diaphragm of rubber is fixed on the front end of spool, and the periphery of diaphragm of rubber is connected with the center by the elasticity arch ring;

    Valve has flange, radial hole and eccentric axial bore, valve is fixed on the front end of drum by flange, form the step hole that cooperates with the diaphragm of rubber periphery, center hole and the eccentric opening that cooperates with the diaphragm of rubber center on the flange, step hole communicates with radial hole by center hole and communicates with axial bore by eccentric opening.

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