Resettable multidirectional buffer rotating unloading type pier anti-collision guardrail device

The invention discloses a resettable multidirectional buffer rotating unloading type pier anti-collision guardrail device. The resettable multidirectional buffer rotating unloading type pier anti-collision guardrail device comprises an annular rubber anti-collision plate, buffer steel springs, an annular sliding guide clamping block, an annular bracket, a rotating mechanism, a transmission disc and a rotating sliding block, wherein the annular rubber anti-collision plate is arranged on the outermost periphery of the device, a first buffer steel spring is fixedly connected to the inner wall ofthe annular rubber anti-collision plate, the other end of the spring is fixedly connected to the outer wall of the annular sliding guide clamping block, one end of the annular bracket is arranged in the annular sliding guide clamping block, and the other end of the annular bracket is connected with a sliding ring which is arranged on the inner wall of the annular sliding guide clamping block through a second buffer steel