Tunnel segment capping block

• Main Authors: LI XUECHUANG, LIN DENGHUI, LI YANBIN, YANG QINGJIANG, YANG QIANKUN, MA RUNTAO, YONG YI, LI YONGSEN, WANG ZHIPENG
• Format: Patent
• Language: Chinese; English
• Published: 10.02.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model relates to the technical field of tunnel building material equipment, and discloses a tunnel segment capping block which comprises a segment body, a conveying pipeline is arranged in the segment body, the conveying pipeline comprises a main pipeline and a branch pipeline communicated with the main pipeline, and the branch pipeline is communicated with the main pipeline. The inlet end of the main pipeline extends out of one side of the inner arc face of the pipe piece body, and the outlet end of the branch pipeline extends to the side face of the pipe piece body and communicates with the side face of the pipe piece body. According to the utility model, by utilizing the conveying pipeline pre-buried in the duct piece body, the waterproof material can be conveyed into the gap between the two adjacent duct pieces through the conveying pipeline after the duct pieces are installed, so that a compact waterproof layer is formed, and the waterproof operation rate is realized. 本实用新型涉及隧道建材设备技术领域，公开了一种隧