Automatic heat preservation storage box for fire extinguisher

The utility model relates to the technical field of fire-fighting equipment, in particular to an automatic heat-preservation storage box for fire extinguishers, which comprises a box body, a heat-preservation box cover, a heat-preservation box cover, a heat-preservation box cover, a heat-preservation box cover, a heat-preservation box cover and a heat-preservation box cover, the heating assembly comprises a power supply control switch and a carbon nano heating thermal insulation material, and the carbon nano heating thermal insulation material is arranged on the inner wall of the box body and is connected with the power supply; the controller comprises a hygrothermograph and a controller, the hygrothermograph and the controller are both arranged in the box body, and the controller is electrically connected with the hygrothermograph and the power supply control switch. According to the structural arrangement, heat preservation in the box body can be achieved through low voltage, then a placement environment wi