A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Multifunctional road surface condition laser three-dimensional detection method
The invention discloses a multifunctional road surface condition laser three-dimensional detection method, which comprises the following steps that a high-speed laser two-dimensional contour array scanner is used, and the scanning is based on an optical triangulation principle; a rotary polygonal mirror scanning and two-dimensional CMOS (Complementary Metal Oxide Semiconductor) array structure is provided; wherein a semiconductor laser generator of the two-dimensional CMOS array scanner emits an X plane light curtain, a contour line is formed on the outer surface of a target object, the scanner collects light reflected by the object and projects the light to the two-dimensional CMOS array, profile graphic information of the target object is formed, the length of the contour line is metered by an X axis, and the height of the contour line is metered by a Z axis. The method is not limited by speed, can integrate measurement of pavement damage, pavement flatness, pavement ruts and pavement structure depth, obtains road data information, and is high in integration level and multifunctional.
本发明公开了一种多功能路面状况激光三维检测方法，包括如下步骤：使用高速激光二维轮廓阵列扫描仪，其扫描基于光学三角测量原理；有旋转的多面镜扫描、二维CMOS阵列结构；其中，二维CMOS阵列扫描仪的半导体激光发生器发出X平面光幕，并在目标物体外表面形成一条轮廓线，扫描仪收集被物体反射回来的光并将其投影到二维CMOS阵列，形成目标物体剖面图形信息，轮廓线的长度用X轴计量，轮廓线的高低用Z轴计量。本发明不受速度限制，该法可将路面破损、路面平整度、路面车辙、路面构造深度的测量合而为一，得到道路数据信息实现了高集成度、多功能。
Multifunctional road surface condition laser three-dimensional detection method
The invention discloses a multifunctional road surface condition laser three-dimensional detection method, which comprises the following steps that a high-speed laser two-dimensional contour array scanner is used, and the scanning is based on an optical triangulation principle; a rotary polygonal mirror scanning and two-dimensional CMOS (Complementary Metal Oxide Semiconductor) array structure is provided; wherein a semiconductor laser generator of the two-dimensional CMOS array scanner emits an X plane light curtain, a contour line is formed on the outer surface of a target object, the scanner collects light reflected by the object and projects the light to the two-dimensional CMOS array, profile graphic information of the target object is formed, the length of the contour line is metered by an X axis, and the height of the contour line is metered by a Z axis. The method is not limited by speed, can integrate measurement of pavement damage, pavement flatness, pavement ruts and pavement structure depth, obtains road data information, and is high in integration level and multifunctional.
本发明公开了一种多功能路面状况激光三维检测方法，包括如下步骤：使用高速激光二维轮廓阵列扫描仪，其扫描基于光学三角测量原理；有旋转的多面镜扫描、二维CMOS阵列结构；其中，二维CMOS阵列扫描仪的半导体激光发生器发出X平面光幕，并在目标物体外表面形成一条轮廓线，扫描仪收集被物体反射回来的光并将其投影到二维CMOS阵列，形成目标物体剖面图形信息，轮廓线的长度用X轴计量，轮廓线的高低用Z轴计量。本发明不受速度限制，该法可将路面破损、路面平整度、路面车辙、路面构造深度的测量合而为一，得到道路数据信息实现了高集成度、多功能。
Multifunctional road surface condition laser three-dimensional detection method
一种多功能路面状况激光三维检测方法
LI RONG (author) / YANG JING (author) / QI XIANGYU (author) / LU YI (author) / LI GUOHUI (author) / HUANG ZONGCAI (author) / HAO JIANYUN (author) / YUE JINWEI (author)
2022-05-13
Patent
Electronic Resource
Chinese
IPC:
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
ROAD SURFACE CONDITION DETECTION DEVICE AND ROAD SURFACE CONDITION DETECTION PROGRAM
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