Fall into water from exploding roof

The utility model discloses a fall into water from exploding roof, including preceding in, rear pillar, roof side rail and top cap, be equipped with fixed frame between roof side rail and the top cap, the roof side rail top surface is equipped with tie to be detained, and the top cap bottom surface is equipped with the bolt ear all around, and fixed frame passes to be tied the earmuff and connect in the top cap below, and fixed frame bottom surface is equipped with and ties buckles the assorted and tie and catch hold of with a hook, the top cap bottom surface is equipped with piston cylinder and two reinforcements, is equipped with the piston in the piston cylinder, is equipped with the gunpowder between piston and the piston cylinder, two reinforcement one end link firmly the equal and hinge joint of the other end respectively with tieing the both ends of hook to opposite fixed frame, preceding in, all be equipped with level sensor on the rear pillar, level sensor includes insulating tube and two electrodes, still including deposit power, changer and blasting unit, changer and blasting unit are connected with the deposit power respectively, and level sensor, changer, blasting unit and piston cylinder are established ties in proper order. The utility model has the advantages of reasonable design, low cost enables the car and open a way of fleing for driver and crew after taking place the accident of falling into water.