Multifunctional cold protective clothing convenient to split

The invention provides multifunctional cold protective clothing convenient to disassemble, and relates to the technical field of cold protective clothing, the multifunctional cold protective clothing comprises a cold-proof jacket, sleeve connectors are symmetrically fixed on the two side faces of the cold-proof jacket, threads are arranged on the inner walls of the two sleeve connectors, cold-proof sleeves are symmetrically arranged on the two side faces of the cold-proof jacket, and sleeve connecting pieces are fixed at the top ends of the two cold-proof sleeves; the surfaces of the two sleeve connecting pieces are both provided with threads, the surfaces of the two sleeve connecting pieces are both in threaded connection with the inner walls of the sleeve connectors, the detachable sleeves are arranged, a user can conveniently wear the cold protective jacket, the user firstly wears the cold protective jacket on the body, then the sleeves are connected to the cold protective jacket, and the sleeves and the c