The self-righting inflatable liferaft is a kind of rafts including raft bottom,underneath floating tire fixed on the raft bottom and the overhead floating tire fixed on the underneath one,further comprising two canopy column symmetrically connected across both sides of the floating tire,and each column is composed of a arch column and two terminals connected at both ends of the arcuate.When the liferaft inverted in the water,can rapidly righting automatically,which overcome the shortcomings of the part of the inflatable life raft is in anti-state and need human righting when it forming,greatly improving the speed of a ship in distress to escape, but also to improve the escape conditions.