▎ 摘　　要

NOVELTY - The utility model claims a digestion bottle capable of fixing volume, comprising a bottle body, the bottle body is a conical transparent bottle body, and the side surface is provided with a scale line capable of fixing volume; the inner surface and the outer surface of the bottle body are covered with a layer of graphene thin film layer; it further comprises a burn-proof handle and a limit burn-proof plate; wherein the burn-proof handle is fixedly connected to the side face of the bottle body; the limit burn-proof plate is installed on the burn-proof handle; the limit burn-proof plate is located close to the joint of the burn-proof handle and the bottle body, and there is a gap between the limit burn-proof plate and the bottle body 1. The utility model claims a digester bottle capable of fixing volume; the scale line set on the bottle body can accurately constant volume; at the same time, the conical bottle body effectively prevents liquid splashing loss.