Solid waste screening device

Abstract

The application discloses a solid waste screening device, which comprises a bottom plate, a mounting frame connected to the upper end of the bottom plate, a screening and cleaning unit, a driving unit and the like. The screening and cleaning unit comprises a screening assembly arranged on the upper end of the bottom plate and used for screening solid waste, an outer cleaning assembly arranged on the side of the screening assembly and used for cleaning the holes of the screening assembly from the outside, and an inner cleaning assembly arranged in the screening assembly and used for cooperating with the outer cleaning assembly to clean the holes of the screening assembly from the inside. The inner cleaning assembly comprises a cleaning mechanism used for segmentally cleaning different sizes of screening holes corresponding to different sections of the screening assembly. The second cleaning tooth with the intensity of the screening hole corresponding to the second drum screen is moved to be close to the inner wall of the second drum screen through the second cleaning frame, and the blocking object at the opening of the screening hole of the second drum screen is cleaned, so that different intensities of the screening hole can be cleaned, and the cleaning is more thorough.

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