▎ 摘　　要

NOVELTY - The utility model claims a simply supported beam method for detecting graphene piezoresistance factor, comprising a box body, a nitrogen source, a nitrogen source connected with the box body; rectangular beam; two ends of the length direction of the rectangular beam are connected to the bracket through a hinge; the surface of the upper end beam is adhered with a graphene silicon sheet with a detecting electrode and a reference electrode; the graphene silicon sheet is adhered to the middle part of the rectangular beam; the lower part of the middle part of the rectangular beam is correspondingly provided with a height adjusting device for forming the deformation of the rectangular beam. simple structure, convenient manufacturing, capable of quickly and accurately for detecting the graphene piezoresistive factor.