Quick-release type anti-collision isolation pile

The utility model relates to the technical field of road facilities, in particular to a quick-release anti-collision isolation pile which comprises a fixed base fixed underground, a cylindrical boss is arranged in the center of the top face of the fixed base, a first butterfly hole is formed in the center of the top of the boss, and a first inner clamping ring is arranged at the bottom of the first butterfly hole. A fixing seat is assembled and connected to the top of the fixing base, a second butterfly hole is formed in the top of the fixing seat, a second inner clamping ring is arranged at the bottom of the second butterfly hole, an isolation column is arranged in the second butterfly hole, and the bottom of the isolation column is a second clamping end corresponding to the second butterfly hole; the second clamping end penetrates through the second butterfly hole and is clamped into the second inner clamping ring through rotation. An insertion hole is formed in the top surface of the isolation column, a lo