多自由度自动避障空间磁场测量方法及系统

By combining laser scanning with multi-axis linkage and a multi-degree-of-freedom automatic obstacle avoidance spatial magnetic field measurement method with coordinate transformation algorithm, the problem of high-precision magnetic field measurement in confined spaces has been solved, realizing automated and safe three-dimensional magnetic field data acquisition and improving the efficiency and accuracy of measurement.

CN121978597BActive Publication Date: 2026-07-17CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Filing Date
2026-04-09
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to achieve high-precision, full-coverage magnetic field measurements in complex environments with enclosed spaces and dense obstacles. Furthermore, traditional equipment suffers from issues such as lack of obstacle avoidance capabilities, low automation levels, and signal acquisition blind spots and insufficient positioning accuracy due to rigid structures.

Method used

A multi-degree-of-freedom automatic obstacle avoidance spatial magnetic field measurement method is adopted. Automatic obstacle avoidance is achieved through laser scanning and multi-axis linkage. Combined with coordinate transformation algorithm, high-precision three-dimensional automatic magnetic field measurement is realized.

Benefits of technology

It achieves multi-degree-of-freedom automatic obstacle avoidance and flexible detection in complex and enclosed spaces, solving the problems of easy collision and measurement blind spots in traditional rigid structures. It can automatically acquire high-precision three-dimensional magnetic field data without human intervention, improving the safety, efficiency and accuracy of measurement.

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Abstract

本发明公开了一种多自由度自动避障空间磁场测量方法及系统,该方法包括步骤:上位机根据全域坐标系下发指令,PLC驱动Z轴与R轴模组协同运动,将旋转探测机构输送至罐内粗定位点;微控制器通过激光扫描数据规划避障路径,驱动轴旋转机构调整探测姿态至无障碍位置;内部正交霍尔传感器采集磁场分量,微控制器结合实时角度进行坐标变换运算,合成目标点的精确三维磁场强度数据。本申请的技术方案实现了复杂密闭空间下的多自由度自动避障与灵活探测,有效解决了传统刚性结构易碰撞、存在测量盲区的难题,无需人工干预即可完成高精度三维磁场数据的自动化采集,提升了测量的安全性、效率及数据准确性。
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