Anti-water-inhaling underwater lifesaving device easy and convenient to operate

The invention discloses an anti-water-inhaling underwater lifesaving device easy and convenient to operate, and mainly relates to an underwater lifesaving device. Comprising an oxygen storage bottle, two handles are fixedly connected to the outer wall of the oxygen storage bottle, and the oxygen supply devices are arranged on the outer wall of the oxygen storage bottle and used for providing oxygen for a user conveniently. The oxygen supply device comprises a hose fixed and communicated with the oxygen storage bottle, an external thread pipe capable of being replaced, a silicone tube fixed and communicated with the external thread pipe, and a sealing pipe for sealing the silicone tube. The lifesaving device has the beneficial effects that by arranging the oxygen supply device, more labor can be saved by destroying the sealing pipe in an occlusion mode, so that the lifesaving device is convenient for children to use, the practicability of the lifesaving device is improved, the sponge block ...