Electric motor operated valve

Electric motor operated valve

  • CN 1,948,795 B
  • Filed: 10/10/2006
  • Issued: 03/07/2012
  • Est. Priority Date: 10/14/2005
  • Status: Active Grant
First Claim
Patent Images

1. motor-driven valve comprises:

  • Has valve chamber and the body of formed throttle orifice on the axis direction of valve chamber;

    Relatively be configured in the valve body of valve chamber movably with said throttle orifice;

    The electric device that makes said valve body and said throttle orifice contact, separate;

    With1 pair of pipe so that the said relatively body of mutually orthogonal direction is provided with is characterized in that,With respect to the upstream side of said throttle orifice and said valve body and the both direction in downstream;

    Dispose throttling arrangement with regulation aperture opening ratio;

    At least one side of this throttling arrangement is porose thin-plate element, and this porose thin-plate element forms the cup-shaped with cylindrical portion and bottom, on said bottom, has a plurality of holes;

    And the upper end in said cylindrical portion is formed with flange part, this flange part be clamped in the peristome of said body and the top ends of the said pipe that is connected with this body between.

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