Arc detection device and electric energy meter

The utility model relates to the technical field of arc detection, in particular to an arc detection device and an electric energy meter. The arc detection device comprises an open-type current transformer and a sampling processing module, the open-type current transformer is connected with the sampling processing module, and the open-type current transformer is installed on a target circuit in a non-intrusive mode and used for collecting current signals of the target circuit; and the sampling processing module is used for carrying out sampling processing on the current signals collected by the open type current transformer to obtain a sampling result, and carrying out arc detection according to the sampling result to obtain an arc detection result. 本实用新型涉及电弧检测技术领域，特别涉及一种电弧检测装置及电能表。所述电弧检测装置包括：开口式电流互感器和采样处理模块，所述开口式电流互感器与所述采样处理模块连接，其中，所述开口式电流互感器，采用非侵入式方式安装至目标电路上，用于采集所述目标电路的电流信号；所述采样处理模块，用于对所述开口式电流互感器采集到的电流信号进行采样处理，得到采样结果，并根据所述采样结果进行电弧检测，得到电弧检测结果。