▎ 摘　　要

NOVELTY - The utility model claims a multifunctional antibacterial graphene filter core, comprising a sleeve ring and a fixing disc; the two ends between the top part and the bottom part of the sleeve respectively is provided with a vertical rod; the inner end between the inner sides of the sleeve ring is provided with an antibacterial filter cylinder; the outer end respectively the inner side of the sleeve ring is provided with a paper plate; the paper plate is connected with a folding filter cloth; the inner of respectively sides of the lantern ring is provided with a straight slot, two respectively of the inside of the straight slot are provided with a locking sheet. The multifunctional antibacterial graphene filter core is provided with a vertical rod respectively the two ends between the top part and the bottom part of the sleeve ring; the antibacterial filter cylinder and the paper plate connected with the folding filter cloth are tightened in the inner part of the sleeve ring; the limiting ring rod is connected by sliding through the through groove, after adjusting the proper position, the screw is screwed to fix it; the outer folding filter cloth can be assisted by limiting ring of the inner side of the adhesive sheet; it avoids the loosening caused by airflow impact; it solves the problem that the outer side of the filter core is lack of reinforcing structure.