Tunnel engineering steel arch positioning auxiliary device

• Main Authors: ZHAO KAIQIANG, SUN JIA, SONG SHAOYING, WEI BOJIE, HE GANG, XIONG XIN, HAN LIANFENG, LI JUNHUI, HAO XINGDONG, SU FEI, LI YADONG, ZHANG WENBO
• Format: Patent
• Language: Chinese; English
• Published: 10.10.2023
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; GALLERIES; LARGE UNDERGROUND CHAMBERS; MINING; SHAFTS; TUNNELS

The utility model relates to the field of tunnel construction equipment, and discloses a tunnel engineering steel arch positioning auxiliary device which comprises a base, four through holes are formed in the top end of the base, two first supporting plates are fixedly arranged at the top end of the base, and first rotating shafts are arranged on the inner sides of the two first supporting plates. Bolt columns are fixedly arranged on the two sides of the first rotating shaft, nuts are in threaded connection with the two bolt columns, two first connecting blocks are fixedly arranged on the first rotating shaft, and a first connecting plate is fixedly arranged at the top ends of the two first connecting blocks. According to the auxiliary device, when the auxiliary device is placed, the road surface is inevitably uneven, the supporting column can be rotated according to the road surface, the sliding block can be easily placed in the sliding groove of the arch frame, the placement of the base can be adjusted acco