Water-rich area underground cavern bottom plate concrete construction drainage device

• Main Authors: LI ZONGRONG, SUN JIANDONG, ZHANG CHAOGANG, YU SHUN, SUN ZAILAI, LI JINFENG, LIU NIAN, HU CHUAN'AN, LIU FEI, HU ANJING, FENG XIN, WAN XIN, KONG MAIQUN, CHEN PENG, YU HONGLIN
• Format: Patent
• Language: Chinese; English
• Published: 09.11.2021
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; SHAFTS; TUNNELS

The utility model discloses a water-rich area underground cavern bottom plate concrete construction drainage device, the water-rich area underground cavern bottom plate concrete construction drainage device comprises drainage blind pipes, middle stones, waterproof cloth, drainage ditches and backfill grouting pipes, the drainage ditches are respectively dug in bottom plates on two sides of an underground cavern, the drainage blind pipes are arranged in the drainage ditches, and the middle stones are arranged in the drainage blind pipes. A gap between the drainage blind pipe and the drainage ditch is filled with middle stone, waterproof cloth is laid between the drainage ditch and the lining concrete, and the drainage ditch is communicated with a backfill grouting pipe penetrating through the waterproof cloth and a middle stone layer; the utility model provides a water-rich area underground cavern bottom plate concrete construction drainage device which is simple in structure, seeping water is collected to a d