Compressor sealing arrangement

Compressor sealing arrangement

  • CN 101,849,108 B
  • Filed: 09/11/2008
  • Issued: 05/04/2016
  • Est. Priority Date: 09/11/2007
  • Status: Active Grant
First Claim
Patent Images

1. a compressor, comprising:

  • Housing;

    The first scroll element, described the first scroll element is supported in described housing with respect to instituteState housing axially displaced, described the first scroll element comprises the first end plate, and described the first end plate limitsFirst row exports and has the first spiral wrap extending from the first surface of described the first end plate;

    The second scroll element, described the second scroll element is supported in described housing and comprises theTwo end plates, described the second end plate have from described second end plate extend and with described the first spiralityThe second spiral wrap that scrollwork engages in the mode of engagement;

    Separator, described separator is fixed to described housing and is overlying on described the first scroll element,Described separator comprises the first sidepiece and has the second sidepiece of second row outlet, described the second dischargeMouth is communicated with through described the second sidepiece and with described first row outlet, and described the first sidepiece is faced substantiallyDescribed the first scroll element and comprising towards described the first scroll element extends and substantially around describedThe protuberance of second row outlet;

    The first lip ring, described the first lip ring has and comprises the first shank and the second legThe L shaped cross section of cardinal principle of portion, described the first shank is at described the first scroll element and described separatorBetween longitudinally extend and exceed in the vertical the described protuberance on described separator, and with described theOne scroll element engages in the mode of sealing, and described the second shank is radially inside from described the first shankGround extends and engages with at described shell in the mode of sealing with described first sidepiece of described separatorLimit the first pressure span and the second pressure span in body, described the first lip ring substantially aroundDescribed protuberance on described separator with respect to the described protuberance on described separator radially outwardGround arranges;

    AndBias component, described bias component engages with described the first lip ring and by described firstLip ring is biased to described separator and engages;

    Wherein, described protuberance comprises the axial outward extending wall portion being positioned on its periphery, described wallPortion engages and limits described the first annular with described second shank of described the first lip ringThe radially inner displacement of seal.

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