Mobile phone protective shell with waterproof function

The utility model provides a mobile phone protective shell with a waterproof function, which relates to the technical field of mobile phone protective shells and comprises a rotating shaft, spring pieces, a sealing film, an air bag, an abutting bag, a baffle, a pull rod, a water stop strip, a pressing block, a liquid film and a fixing column, a liquid film is added to the middle of the sealing film, air bags are fixedly connected to the sides, away from the clamping groove, of the springs, abutting air bags abut against the sides, away from the springs, of the air bags, baffles are fixedly connected to the sides, away from the air bags, of the abutting air bags, and pull rods are fixedly connected to the upper ends and the lower ends of the baffles; according to the mobile phone protectionshell, the problems that an existing mobile phone protection shell is not good enough in waterproof function, a mobile phone can be damaged when falling into water, and the mobile phone cannot be protected in all directions