Movable trolley for tunnel maintenance

• Main Authors: XU HONGQING, GAN ZHITAO, SHEN ZHUANGZHI, ZHANG CHANGQING, ZHOU ZHISHUN, TENG MING, GAO YIHUI, HE YI, SUN LIPENG, DENG SHENGTAO
• Format: Patent
• Language: Chinese; English
• Published: 18.12.2020
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model relates to the technical field of tunnel engineering, and discloses a movable trolley for tunnel maintenance, which comprises two oppositely arranged bases, and each base is providedwith a driving mechanism; each base is provided with a support, a cross beam is fixed between the two supports, and the cross beam is located above the bases. An arc-shaped bent pipe is arranged above the cross beam, a plurality of supporting rods are arranged at the top of the cross beam, and the arc-shaped bent pipe is fixed above the cross beam through the supporting rods; the arc-shaped elbowis connected with a water inlet pipe; and a plurality of atomizing nozzles are mounted at the top of the arc-shaped elbow at intervals. The arc-shaped bent pipe is installed at the top of the cross beam, the atomization nozzles on the arc-shaped bent pipe are used for spraying water mist to the surface of the tunnel concrete, a driving mechanism is adopted for moving back and forth in the tunnelin the water mist spraying