Straw chopping and discharging device and harvester

• Main Authors: ZHENG JINING, SHI LIJUN, ZHANG BO, CHENG KECHANG, ZHOU GAOFENG, WANG SHUJIAN, ZHONG JINGLEI, TIAN DONGYANG, LIU QILIN, YANG MINGBO, GU CONGNA, ZHAO YELIANG, SUN LIJUN, QIN YONGFENG
• Format: Patent
• Language: Chinese; English
• Published: 21.01.2022
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE; FISHING; FORESTRY; HAY OR STRAW PRESSES; HUMAN NECESSITIES; HUNTING; PROCESSING OF HARVESTED PRODUCE; TRAPPING

The straw chopping and discharging device comprises a straw chopping and discharging shell and a straw discharging roller assembly, the straw discharging roller assembly comprises a straw discharging roller and straw discharging blades, the straw discharging roller is detachably installed in the straw chopping and discharging shell and can rotate, at least one side of each straw discharging blade is fixedly connected with the straw discharging roller, and the straw discharging blades are fixedly connected with the straw discharging roller. The grass discharging blades are arranged in the axis direction of the grass discharging roller, and one side or the middle of each grass discharging blade extends in the direction away from the grass discharging roller and is provided with an arc-shaped protrusion. The straw discharging blade has the advantages that the middle portion of the straw discharging blade protrudes and is used for stirring straw, straw discharging is achieved, the surface is smooth, and straw is