Anti shock attenuation composite lining structure of shield tunnel under water

The utility model discloses an anti shock attenuation composite lining structure of shield tunnel under water relates to shield tunnel technical field, including segment lining, segment lining's internal surface is connected with the shock attenuation damping layer, the surface of shock attenuation damping layer is connected with secondary lining, vertical between segment lining's section of jurisdiction, transverse joint is all through the articulate of combatting earthquake, the seam crossing is equipped with upper sealing cushion and lower sealing cushion. The utility model discloses a setup flexible joint and reduce section of jurisdiction thickness at the section of jurisdiction seam crossing, make the stratum deformation of the adaptation earthquake measured time that the outer section of jurisdiction of shield tunnel can be better, through setting up secondary lining, the the stiffness of shield tunnel structure has been improved, the rigid contact within a definite time of outer segment lining and sec