Quantitative detection device for tobacco pesticide residues

The utility model discloses a tobacco pesticide residue quantitative detection device which comprises a reaction box, a liquid storage box and a detection device body, the top of the reaction box is provided with a box cover, the top of the box cover is provided with a rotating mechanism, the bottom of the rotating mechanism is movably connected with a stirring rod, the surface of the stirring rod is provided with a brush, and the bottom of the stirring rod is rotatably connected with a filter plate. An adaptive groove is formed in the bottom of the filter plate, an adaptive block is fixedly connected to the inner wall of the reaction box, a water inlet is formed in one side of the reaction box, a discharging pipe is arranged at the bottom of the reaction box, and a liquid storage box is arranged at the bottom of the discharging pipe. Through the arrangement of the rotating mechanism, the stirring rod and the brush, when tobacco needs to be detected, the stirring rod can be driven by the rotating mechanism to