Underground passage construction joint anti-leakage device

• Main Authors: ZHANG TAO, LI PENG, FENG JIANBIAO, DONG HONGYUN, SONG KUISHENG, REN LICHAO, WANG XIHE, CAO SHANGYUAN, KANG YALIN
• Format: Patent
• Language: Chinese; English
• Published: 20.01.2023
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model discloses an underground passage construction joint anti-seepage device which comprises a lower template, an upper template and an anti-seepage water stop belt, the upper template is located above the lower template, and the anti-seepage water stop belt is located between the upper template and the lower template. Expansion water stop strips are fixedly installed on the left side and the right side of the top of the anti-seepage water stop belt correspondingly, connecting blocks are fixedly installed on the left side and the right side of the top of the lower die plate correspondingly, and adjusting assemblies which are arranged on the outer sides of the two connecting blocks in a sleeving mode and attached to the lower die plate correspondingly are movably installed on the left side and the right side of the bottom of the anti-seepage water stop belt correspondingly. The anti-leakage water stop device has the advantages that the adjusting disc is arranged to drive the worm to rotate, the an