▎ 摘　　要

NOVELTY - This new utility model belongs to chemical production device technology area, relating to a kind of used for one graphene production and photoelectric control device, a light source, a sample pool, a photosensitive sensor, signal converter and signal processing device connected in turn and packaging in box in dark, LED lamp, relay and electromagnetic valve set on outside, LED lamp, relay and solenoid valve of dark box through inlet hole and signal process device connected, top and bottom is respectively set with dark drain hole and the sample pool is provided with incidence hole and emergence, bottom set with stirring motor, left side set with liquid discharging electromagnetic valve and the first water level controller, lower part of electromagnetic valve equipped with the second water level controller, in sample pool provided with reflecting lens, LED lamp, relay, direct flow power source, standard pressure dividing resistor, a photo-resistor, dynatron, pressure dividing resistor, reference resistor and operational amplifier according to the electric power information theory connected with, the reasonable structure, scientific theory, safe reliability, simple and convenient use, automatic degree high, energy saving environmental protection. Low cost.