▎ 摘　　要

NOVELTY - The utility model claims a multifunctional inflatable life jacket for ship, comprising a life jacket main body, the life jacket main body is provided with a waist air bag and a surrounding neck air bag gas, the shoulder of the life jacket main body is connected with a GPS locator and an alarm signal lamp; the left chest position of the life jacket main body is clamped with a left chest electric heating film, the right chest position of the life jacket main body is clamped with a right chest electric heating film, the life jacket main body is connected with a locating alarm switch, a temperature controller and a battery; the locating alarm switch comprises a reed pipe fixing sleeve, the reed pipe fixing sleeve is fixedly installed with a reed pipe, the reed pipe fixing sleeve is glidingly equipped with a magnet and a magnet sliding sleeve, the magnet is embedded on the magnet sliding sleeve; the life jacket main body from the surface layer is nylon cloth, aluminium plating film, lining cloth and nylon textile lining, the battery is graphene magnesium seawater battery; the battery is electrically connected with the GPS locator and the alarm signal lamp through the locating alarm switch respectively The life jacket not only has the function of heating and keeping warm, but also can provide locating alarm function.