A device with a crack detection circuit (40) includes a main body (10) and a detection control module (30) and a detection coil (20) mounted on the main body (10); the main body (10) includes a top surface (01), a bottom surface (02) and a side (03) connected between the top surface (01) and the bottom surface (02); and the detection coil (20) is distributed over the main body (1). The detection coil (20) is electrically connected to the detection control module (30) to form a closed-loop detection circuit (40) for detecting cracks in the edge region of the main body (10); the detection coil (20) comprises a plurality of detection segments connected in turn at the beginning and the end of the detection coil (30). The adjacent detection section is not collinear. It also includes a crack detection system. The device and the system realize the detection of any angle crack of the main body (10) and improve the accuracy and efficiency of the crack detection.
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。
【技术特征摘要】
【国外来华专利技术】PCT国内申请,...
【专利技术属性】
技术研发人员:司晖,龙浩晖,方建平,叶润清,洪伟强,王云飞,刘泰响,
申请(专利权)人:华为技术有限公司,
类型:发明
国别省市:广东,44
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