Small current testing device for solar power plant

The invention provides a solar power plant small current testing device which comprises a solar cell panel, the lower end of the solar cell panel is provided with positive and negative electrode terminals, the lower end of the solar cell panel is fixedly provided with a support rod through a bolt, and the positive and negative electrode terminals are connected to a plug box through wires. A plug box is arranged on the outer side of the support rod, the plug box is fixed to the outer side of the support rod through a mounting plate, a copper sleeve is arranged in the plug box, an elastic piece is welded in the copper sleeve, a meter pen is plugged in the copper sleeve, the outer end of the meter pen is plugged and fixed in the plug board, and the lower end of the meter pen is connected with a universal meter through a wire. A horizontal sliding plate is welded to the lower end of the inserting plate, a connecting plate is welded to the other end of the sliding plate, and an electric push rod is connected to th