Biochemical treatment device for landfill leachate

The utility model relates to the technical field of leachate treatment, and discloses a landfill leachate biochemical treatment device which comprises a treatment box, a liquid inlet system is connected to the side face of the treatment box, a mounting groove is formed in the top of the treatment box, a feeding groove is embedded in the mounting groove, a uniform feeding mechanism is arranged in the feeding groove, and a feeding mechanism is arranged in the feeding groove. And a material blocking mechanism located on the outer side of the uniform feeding mechanism is inserted into the feeding groove. According to the utility model, percolate can be continuously injected into the mounting groove through the liquid inlet system, so that the percolate continuously impacts the distributing scraper blade under the action of the liquid inlet groove, and the effect of pushing the whole uniform feeding mechanism to rotate is achieved; and under the action of the feeding groove, the material blocking mechanism and the