▎ 摘　　要

NOVELTY - A based on nano-gold-graphene composite film of methyl parathion field detecting device is realized as, comprising a rectangular box body, the inner wall of the box body is fixed with a clapboard, the clapboard divides the box body internal profit sharing lower part space, the upper clapboard is provided with a sample table, parathion-methyl detector, a waste liquid bottle neck, sampling module, parathion-methyl detector with nano-gold-graphene composite film modified electrode, the top of the box body with a detecting liquid conveying module and raw liquid bottle slot, the side wall surface is provided with a liquid crystal display module. the box body is provided with a drill rod placing groove and aiguille placing groove; the sampling module comprises a rotating motor, a square drill rod; the detecting liquid conveying module comprises a micro-motor, a plunger pump, the lower part of the box body space with a storage battery, the bottom of the box body with a drilling protection cover of the rotatable opening and closing doors. The utility model realizes the soil of different depth methyl parathion field detection, and can be displayed in real time, which can effectively ensure safe living environment and body health of people.