阅读说明：本技术 一种免喂入式收割机 (Feeding-free harvester ) 是由 不公告发明人 于 2019-06-04 设计创作，主要内容包括：一种免喂入式收割机,涉及水稻,小麦等各种作物的收获机械,免喂入式收割机复合脱粒滚筒(57)上设置的导流风轮(4)的旋转产生的负压在免喂入式收割机内部形成定向气流的通道,定向气流带动谷穗在免喂入式收割机的内部的脱粒成谷物和秸秆并按的定向气流的通道运行,具有成本低,效率高,能耗低,安全可靠的特点,还涉及一种免喂入式收割机导流风轮,导流风轮(4)上环绕地沿风轮盘(65)外周缘的内侧风轮盘上一体地或联接并形成为一体地设置有多个风轮叶片(62,63)。(The utility model provides a exempt from to feed formula harvester, relate to the harvesting machinery of various crops such as rice, wheat, the negative pressure that the rotation of the water conservancy diversion wind wheel (4) that sets up on exempt from to feed formula harvester compound threshing cylinder (57) produced forms the passageway of directional air current in exempt from to feed formula harvester inside, directional air current drives the millet ear of grain and threshes into cereal and straw and according to the passageway operation of directional air current of exempt from to feed formula harvester inside, have with low costs, high efficiency, low energy consumption, safe and reliable's characteristics, still relate to a exempt from to feed formula harvester water conservancy diversion wind wheel, water conservancy diversion wind wheel (4) are gone up to encircle ground along wind wheel dish (65) the inboard wind wheel dish of outer peripheral edges on an organic whole or hookup and form and be provided with a plurality of.)