Forced centering device

• Main Authors: YAN GANG, ZHAO LI, WEN BINFAN, YU CHONGHU, WEN XUANYUE, HUANG YANRAN, JIAO BAOWEN
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2021
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The utility model relates to a forced centering device. The forced centering device comprises a first base, a first telescopic mechanism and a centering piece. Wherein the first telescopic mechanism comprises a first fixed part and a first free part which are movably connected, the first fixed part is connected with the first base, the first free part can move close to or away from the first base, and the first free part is connected with the centering piece, so that the centering piece seat is driven to move close to or away from the first base; the centering piece is used for installing a total station and other detection instruments. The forced centering device can adapt to different tunnel structures, and the universality of the forced centering device is improved. 本实用新型涉及一种强制对中装置。强制对中装置包括第一基座、第一伸缩机构以及对中件。其中，第一伸缩机构包括活动连接的第一固定部与第一自由部，第一固定部与第一基座连接，第一自由部能作靠近或远离第一基座的运动，并且第一自由部连接对中件，从而驱动对中件座靠近或远离第一基座的运动，对中件用于安装全站仪等检测仪器。上述强制对中装置能适应不同的隧道结构，提高了强制对中装置的通用性。