Device for improving soil discharging effect of soil discharging opening of shield tunneling machine

• Main Authors: PENG JING, LI ZUN, LI ZUODA, AN LIANG, XIAO LI, WEI XIAOPING, YAN XU, XU XUEYONG, YUAN JIANGLEI, WANG GUANZHOU
• Format: Patent
• Language: Chinese; English
• Published: 27.09.2022
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model discloses a device for improving the unearthing effect of the earth discharge port of shield tunneling machine, including screw, U-shaped seat, swing arm, end seat, rotary hand wheel and base, the base can be fixed on the inner wall of the earth discharge port of shield tunneling machine through bolt, the top of screw passes through the top of base, the rotary hand wheel is sleeved on the top of screw, and the screw is fixed on the base through the swing arm. The rotating hand wheel can be rotated and screwed at the top end of the screw rod, a U-shaped seat is fixed at the bottom end of the screw rod, and a connecting mechanism is arranged between the U-shaped seat and the swing arm; by arranging the connecting mechanism, the U-shaped seat and the swing arm can be quickly hinged, so that the connection convenience between the screw rod and the swing arm is greatly improved, meanwhile, under the action of a limiting structure in the connecting mechanism, the cylindrical basic shaft has good s