▎ 摘　　要

NOVELTY - The utility model claims a constant temperature down jacket technology field, specifically a graphene constant temperature down jacket capable of washing by water, comprising a constant temperature down jacket main body, the inner side of the constant temperature down jacket main body is provided with a hidden bag, the upper end of the hidden bag is provided with an upper cap, the inner side of the hidden bag is slidingly connected with a mobile power supply, the inner side of the hidden bag is provided with a mounting component, the upper end of the hidden bag is provided with a fixing component, the mounting component comprises two groups of mounting plates, the lower ends of two groups of the mounting plate are fixedly connected with a bottom plate, the upper end of the bottom plate is provided with a joint, the utility model is capable of hiding and placing the mobile power supply, and it is convenient to connect the mobile power supply with the joint, and completely hiding the connecting line, only exposing the joint, reducing the possibility of connecting wire damage