The invention belongs to the technical field of rail transit optical detection, and particularly relates to a tunnel inner face detection device and method based on three-dimensional laser scanning, the detection device comprises an unmanned aerial vehicle, a three-dimensional laser scanner, a central control platform and a plurality of sets of optical guiding systems, and the unmanned aerial vehicle is further provided with an electronic laser target; the detection method comprises the steps of BIM modeling, tunnel segmentation, planning path introduction, detection device erection, planning path analysis, three-dimensional scanning, flight path monitoring and correction and the like. According to the invention, the inner surface of the tunnel can be subjected to high-precision three-dimensional scanning by means of the unmanned aerial vehicle, the unmanned aerial vehicle can accurately fly at a fixed height according to a planned path in a closed space without depending on a satellite navigation signal, and the unmanned aerial vehicle can be parallel to other construction work in the tunnel without interrupting the other construction work.

    本发明属于轨道交通光学检测技术领域,具体涉及一种基于三维激光扫描的隧道内面检测装置及方法,检测装置包括包括无人机、三维激光扫描仪、中控平台和若干套光学引导系统,无人机上还安装有电子激光靶;检测方法包括BIM建模、隧道分段、导入规划路径、检测装置架设、规划路径解析、三维扫描以及飞行路径监测并修正等步骤。本发明能够借助无人机对隧道内面进行高精度地三维扫描,能够在封闭的空间内,不依赖于卫星导航信号即可让无人机在固定高度上准确地按照规划路径飞行,并且能够与隧道内其他施工工作并行,并不打断其他施工工作。


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    Title :

    Tunnel inner surface detection device and method based on three-dimensional laser scanning


    Additional title:

    基于三维激光扫描的隧道内面检测装置及方法


    Contributors:
    REN LIWEN (author) / JIANG JIANGUO (author) / ZHANG HENG (author) / HUANG SHENGJIE (author) / LI JIANGUO (author) / WANG YONG (author) / LUO YONGCHUAN (author)

    Publication date :

    2022-12-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / B64C AEROPLANES , Flugzeuge / B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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