▎ 摘　　要

NOVELTY - The utility model claims a fire-fighting bag. A knapsack water mist gun anti-freezing water bag, comprising a water bag main body (1), on the water bag main body is provided with a water inlet and a water outlet; the water bag is made of anti-freezing design, the bag body adopts an interlayer structure, and bag bag main body (1) is composed of an outer liner (1-1) and liner (1-5); the graphite heating layer set between the outer container and the inner tank, using graphite heating technology for fine water mist gun to heat preservation and heating layer from the graphene leading-out electrode wire connected with the heating power adjuster (2); the heating power adjuster is connected with the USB joint (3). the fire-fighting water band as heating anti-freezing measure using graphite heating technology, the time the water fire extinguisher/fire water bag in the standby preparation state. high heat efficiency, energy-saving and practical.