Photovoltaic module surface reflectance testing device

The utility model provides a photovoltaic module surface reflectance testing device, and relates to the technical field of photovoltaic modules, the photovoltaic module surface reflectance testing device comprises a mounting plate, the upper and lower parts of the mounting plate are provided with radiation meters and cleaning mechanisms, the two sides of the mounting plate are rotatably connected with supporting columns, and the lower ends of the supporting columns are provided with bases; the cleaning mechanism comprises a driving assembly, a dust collection assembly, a moving rod and a scrubbing piece, the driving assembly drives the moving rod to move, the scrubbing piece is fixed below the moving rod, the dust collection assembly is fixedly arranged on the mounting plate, and the driving assembly, the dust collection assembly, the moving rod and the scrubbing piece are arranged on the mounting plate; and the driving assembly drives the moving rod to move, so that the dust collection assembly and the scrub