Filter bag star-shaped framework convenient to maintain

The utility model relates to a filter bag star-shaped framework convenient to maintain, which comprises a framework body and a tubesheet for mounting the framework body, a cloth bag is fixedly mounted on the tubesheet, a clamping assembly is arranged on the tubesheet, the clamping assembly comprises a fixing ring fixedly mounted on the tubesheet, a first clamping block is fixedly mounted outside the fixing ring, and a second clamping block is fixedly mounted outside the first clamping block. And a fixed seat is fixedly mounted at the top end of the framework body. According to the filter bag star-shaped framework convenient to maintain, the fixed seat is provided with a fixed ring, a first clamping block, a second clamping block and a groove relative to the pattern plate, so that the fixed seat can be stably inserted, clamping limitation is completed through rotation, and the mounting stability of the framework is further improved; and meanwhile, by arranging the extension rods, the sleeves and the springs lo