Drum-shaped filter screen installation platform

The utility model relates to a drum-shaped filter screen installation platform. An upper fixed sleeve and a lower fixed sleeve are arranged coaxially in parallel, the fixed sleeves are semicircular, the end portions of four upper floor beams arranged horizontally are fixedly connected onto the upper fixed sleeve, the upper floor beams are in equal angle distribution, and the total angle sum is in the range between 100 degrees and 140 degrees. An auxiliary beam is fixedly connected at the tail ends of every two adjacent upper floor beams. The end portions of four inclined support beams are fixedly connected onto the outer circumferential face of the lower fixed sleeve, and the other ends of the inclined support beams are fixedly connected with the tails of the upper floor beams at the corresponding positions. Lug pieces are arranged at two ends of the semicircles of the upper fixed sleeve and the lower fixed sleeve, and the lug pieces are movably connected with an upper movable sleeve and a lower movable sleev