Automobile anti-soaking device

The invention discloses an automobile anti-soaking device which comprises a buoyancy air bag, an inflation pump and an automobile body fixing rope. The automobile anti-soaking device is characterized in that the buoyancy air bag is an integrated annular air bag approximately in an oval shape and is consistent with the outer contour of an automobile, supporting clamping seats are arranged, and outward extension parts of the clamping seats are spliced with the annular air bag. The automobile anti-soaking device is low in cost, simple in structure, convenient to operate, light in weight and small in occupied space, can be placed in a trunk for standby application, have practical operability and can effectively prevent the automobile from being submerged by water.