Fabricated flood gate for excavation of water-rich stratum shield tunnel connection channel

• Main Authors: WANG YING, TIAN CHUNYU, DENG HONGMEI, CHENG KEYUAN, DAN ZHAOWANG, HAN QIAOSONG, ZHANG ZIMIAO
• Format: Patent
• Language: Chinese; English
• Published: 02.09.2022
• Subjects: DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; EARTH DRILLING; FIXED CONSTRUCTIONS; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES; LADDERS; MINING; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The utility model discloses an assembly type flood gate for excavating a water-rich stratum shield tunnel connection channel, and relates to a device for preventing water and sand burst dangerous cases when the water-rich stratum shield tunnel connection channel is excavated. The door comprises a door plate, transverse door frames and vertical door frames, and is characterized in that bolt holes are formed in all contact surfaces of the door plate, the transverse door frames and the vertical door frames, the two transverse door frames are located at the upper portion and the lower portion respectively, the two vertical door frames are located at the two sides respectively, and the transverse door frames and the vertical door frames are connected to form a door frame assembly; and sealing gaskets are arranged on contact surfaces among the door plate, the transverse door frame and the vertical door frame. The anti-flooding door has the advantages that all contact surfaces of the door plate, the transverse door