The invention relates to the technical field of steel rail track defect detection, in particular to a track defect detection system and method based on a high-frequency laser line scanning camera, which comprises a wheel type trolley, a wheel type encoder is mounted on the wheel type trolley, the output end of the wheel type encoder is connected with a laser camera, and the laser camera is mounted at the upper end of the wheel type trolley. According to the invention, no high-computing-power equipment is needed to support algorithm operation, the power consumption and the computing power cost are relatively low, track surface defects are collected and processed in real time and can be converted into actual defect sizes and depths, the anti-interference capability is strong, and the detection accuracy is high. In a wide-temperature working environment with cold winter and hot summer, the algorithm is good in real-time performance and high in stability, the maximum speed per hour of 50 km/h can be supported under the imaging precision of 0.5 mm/pixel, the detection speed is high, and the detection efficiency is high.

    本发明涉及钢轨轨道缺陷检测技术领域,特别涉及一种基于高频激光线扫相机的轨道缺陷检测系统及方法,包括:轮式小车,所述轮式小车上安装有轮式编码器,所述轮式编码器的输出端连接激光相机,所述激光相机安装在轮式小车的上端,所述轮式小车上安装有工控机,所述激光相机的输出端与工控机的输入端相连,本发明无需任何高算力设备支持算法运算,功耗与算力成本较低,实时采集处理轨道表面缺陷,并可以转化为实际缺陷尺寸与深度,抗干扰能力强,在冬季寒冷、夏季炎热的宽温作业环境下,算法实时性好,稳定性强,并且在0.5mm/像素成像精度下,可支持最高时速50km/h,支持检测速度快,检出效率。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Track defect detection system and method based on high-frequency laser line scanning camera


    Weitere Titelangaben:

    一种基于高频激光线扫相机的轨道缺陷检测系统及方法


    Beteiligte:
    WANG JIANQIANG (Autor:in) / ZHAO ZHIMAN (Autor:in) / ZHU WANSHUI (Autor:in) / ZHOU PEIXIN (Autor:in)

    Erscheinungsdatum :

    21.06.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES



    High-speed train track defect detection system and detection method

    YANG PANPAN / YUE QIMING / ZHANG SHUAI et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Track surface defect detection method and system

    YANG KAI / LIANG BIN / GAO CHUNLIANG et al. | Europäisches Patentamt | 2023

    Freier Zugriff

    Track anomaly detection equipment based on line scanning type point cloud processing method

    XU SHICHANG / WANG ZHUORAN / YUAN GUOHUI et al. | Europäisches Patentamt | 2025

    Freier Zugriff

    Track Surface Defect Detection Based on EfficientDet

    Xu, Yunhua / Wang, Xuejun / Li, Shuyuan | TIBKAT | 2022


    Track Surface Defect Detection Based on EfficientDet

    Xu, Yunhua / Wang, Xuejun / Li, Shuyuan | British Library Conference Proceedings | 2022