The invention relates to an intelligent detection device used for photovoltaic battery panel appearance inspection. The device comprises a transport mechanism, a detection mechanism and a center control mechanism, wherein each transport component comprises a drive motor, a drive shaft, idler wheels and a buffer unit, the detection mechanism comprises support pillars, fixing poles and a plurality of cameras, and a working power supply module comprises a working power supply circuit; according to the intelligent detection device used for the photovoltaic battery panel appearance inspection, the reliable and rapid detection for a solar energy battery panel is achieved through the detection mechanism, and the practicability of the detection device is improved; meanwhile the stable and reliable transport for the solar energy battery panel is achieved through the transport mechanism, and the reliability of the detection device is improved; in the working power supply circuit, a first integrated circuit controls switching of a first field-effect tube and a second field-effect tube, so that the power supply voltage of one way is output stably, the working voltage of the other way is output stably by a second integrated circuit, the cost of the working power supply circuit is lowered, and the market competitiveness of the detection device is improved.