Sealing device for pure-oxygen rotary kiln

Abstract

The invention relates to a sealing device for an oxy-fuel calcination rotary kiln. The sealing device is arranged on outer side of a rotary cylinder and includes a tensioner, a rotary cover, a fixed cover and a static friction ring cover; a brush and a sealing flap steel sheet are respectively arranged at a sleeve of the fixed cover; the rotary cover is fixed on the rotary cylinder and has two dynamic friction rings; the static friction ring cover is arranged outside of the rotary cover, and two static friction rings are respectively arranged on left and right sides of the static friction ring cover; the tensioner is installed outside of the static friction ring cover; two packing seals are arranged at outer side of the sleeve, and a spacer ring is arranged between the packing seals, and the pressure is adjusted by a packing seal pressure adjuster.

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