一种融合BIM与激光扫描技术的钢结构检测方法

By combining laser scanning technology with BIM models, high-precision inspection of steel structure welds has been achieved, solving the problem of distinguishing between minor weld defects and cracks, and improving the detail of inspection results and the efficiency of engineering management.

CN121707966BActive Publication Date: 2026-07-17BOYUAN INFORMATION TECHNOLOGY (SHAANXI) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BOYUAN INFORMATION TECHNOLOGY (SHAANXI) CO LTD
Filing Date
2025-12-16
Publication Date
2026-07-17

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Abstract

本申请涉及钢结构检测技术领域，具体涉及一种融合BIM与激光扫描技术的钢结构检测方法，该方法包括：利用激光扫描技术扫描钢结构的三维点云数据，通过各点云数据的曲率筛选点云数据中的潜在裂纹点，将所有潜在裂纹点划分为各类；提取各类中潜在裂纹点的主方向，将各类潜在裂纹点投影至二维平面；对二维图像进行边缘检测，提取二值边缘图像中的各条直线，构建各类潜在裂纹点的方向一致性评分；分析二值边缘图像中各条直线的长度偏差，确定各类潜在裂纹点的长度匹配度得分，与所述方向一致性评分相融合，得到各类潜在裂纹点的焊缝质量评估值，结合BIM模型，获取钢结构检测结果。本申请提高了钢结构的裂纹检测精度。
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