Lifesaving bracelet

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Lifesaving bracelet

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LIU RUNYU / LIU YANZHI

The invention relates to a lifesaving bracelet, which comprises a belt body. The middle part of the belt body is provided with an air generator; each of the two corresponding sides of the air generator is provided with an air output end; each air output end is in sealing connection with an airbag; a pressing switch and a water pressure switch are arranged on the two corresponding sides of the air generator perpendicular to the connection line of the two air output ends; a control device and a power source are arranged between the air generator and the belt body in a sealing manner; a ring body is arranged at the circumference, positioned at an air outlet, of a powder keg; cavities used for storing the airbags are formed the ring body and the air outlet; the power source, the control device, an igniter and the pressing switch are connected in series; the pressing switch and the water pressure switch are connected in parallel. The lifesaving bracelet is reasonable in structure design, small in size, easy in carrying and convenient in use. When a wearer is in danger and cannot save himself in the water, the lifesaving bracelet can be automatically or manually started, the airbags can be opened and expanded to produce buoyancy, the head of the wearer can emerge from the water, and thus the lifesaving effect is achieved.