Tunnel lining energy dissipation and shock absorption structure suitable for earthquake high-intensity area

The utility model discloses a tunnel lining energy dissipation and shock absorption structure suitable for an earthquake high intensity area, a tunnel comprises a primary lining layer and a secondary lining layer, anchor rods are fixed in tunnel surrounding rock, the anchor rods are distributed in a radial shape along the cross section of the tunnel, the front ends of the anchor rods penetrate into the surrounding rock, and the tail ends of the anchor rods are located outside the surrounding rock and connected with shock absorption pieces. The damping piece is used for relieving vibration of the front end of the anchor rod, and the damping piece and the tail end of the anchor rod are poured and fixed in the primary lining layer; a plurality of damping buffer pieces are connected between the primary lining layer and the secondary lining layer and are radially distributed along the cross section of the tunnel, one end of each damping buffer piece is fixedly connected with the primary lining layer, and the other