Downcomer distributor

Downcomer distributor

  • CN 101,970,071 B
  • Filed: 01/23/2009
  • Issued: 01/14/2015
  • Est. Priority Date: 01/24/2008
  • Status: Active Grant
First Claim
Patent Images

1. the dish assembly for the contact of gas/liquid in chemical process tower, described chemical process tower has the wall with inner surface, coil assembly described at least one and can be fixed on described inner surface, each dish assembly comprises dish table top, at least one import distribution district and at least one downspout, wherein:

  • Each downspout is defined at least one side by downcomer wall, andThe corresponding import that the downspout of a dish assembly is located at the lower disc assembly immediately below described dish assembly distributes on district;

    Described downcomer wall is from the edge of the first dish table top towards the lower disc table top of lower disc assembly to downward-extension, described downcomer wall has Part I, Part II and the Part III as distributor, wherein, the length at the attached described edge through described dish of described Part I, described Part II extends below described Part I, and described Part III has the structure as distributor;

    Described distributor has multiple floss hole and flange, each floss hole has towards the inner edge at described distributor center and the outer rim towards described distributor outer rim, the size of floss hole is proportional thus share the flowing of the liquid being lowered through described downcomer wall, and described flange from the described inner edge of each floss hole downwards and extend below the described outer rim of each floss hole, thus guide the flowing of the liquid flowing through corresponding floss hole, Inner edge from the Inner edge of the described floss hole towards centre to the described floss hole of the described wall towards described tower, the width of the Inner edge of each floss hole described increases dimensionally,Each floss hole bottom margin and immediately below described dish import reception area between there is gap, the bottom margin of flange extremely near immediately below described dish, thus the liquid flowed downward along described downspout is shared by described floss hole and guided by described flange, thus uniform distribution is through having the flowing of liquid of described table top of the described dish immediately below the described downspout of described distributor.

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