Quick fixing device for wind power blade transport vehicle

The utility model belongs to the technical field of wind power blade transport vehicles, and particularly relates to a quick fixing device for a wind power blade transport vehicle, which comprises a base, a hydraulic support seat and an assembly seat, the hydraulic support seat is mounted above the base, and a hydraulic driving end of the hydraulic support seat is in transmission connection with the assembly seat. Assembling holes are formed in the circumference of the surface of the assembling seat at equal intervals; a guide ring is detachably connected to the surface of the assembly seat through bolts, a guide groove is formed in the inner wall of the guide ring, and the guide groove in the inner wall of the guide ring is of a horn mouth structure; an assembling groove is formed in the upper surface of the guide ring, spring seats are installed on the inner circumference of the assembling groove of the guide ring at equal intervals, the end faces of the spring seats are fixedly connected with a metal ring,