Grass discharging fan arrangement system and harvester

• Main Authors: CHEN LEI, ZHANG TAO, YAO SHUXIN, SHEN DALONG
• Format: Patent
• Language: Chinese; English
• Published: 02.06.2020
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE; FISHING; FORESTRY; HARVESTING; HAY OR STRAW PRESSES; HUMAN NECESSITIES; HUNTING; MOWING; PROCESSING OF HARVESTED PRODUCE; TRAPPING

The utility model discloses a grass discharging fan arrangement system and a harvester. The grass discharging fan arrangement system comprises a screening mechanism and a grass discharging fan which are sequentially arranged from front to back in the direction of a vehicle body. The screening mechanism comprises a bent bottom plate used for bearing screened fruits and screened thin stalks, and a vibrating screen mechanism used for conveying thick stalks which are not screened. A vibrating screen mechanism is arranged at the upper part of the bending bottom plate, and the bending bottom plate and the screening-out end of the vibrating screen mechanism form a straw outlet channel for conveying screened thin stalks; an inlet of the grass discharging fan is communicated with the grass outlet channel, and an outlet of the grass discharging fan is arranged below a parabola formed when the chopping mechanism throws grass; the included angle between the plane where an inlet of the grass discharging fan is located and