Novel cyperus esculentus harvester

The utility model discloses a novel cyperus esculentus harvester, it includes frame main part, traction frame, rotary tillage harrow, shovel native board, depthkeeping wheel, advance round, material loading spiral, sieve cage, storage case, what be equipped with in the frame main part at the native board rear of shovel that end to end provides around, crosses cab apron and a sieving mechanism, from the top down is equipped with material loading spiral, sieve cage, fan, secondary screening device, storage case in proper order in the frame main part of a sieving mechanism rear end. The utility model discloses an advantage: be equipped with sieving mechanism, sieve cage and secondary screening device, categorised screening has step by step been realized to in -process that the cyperus esculentus transported after by the forward direction, fully screens the cyperus esculentus at the in -process of results, has avoided the waste of resource, and to go out clean rate high for the cyperus esculentus of results simultaneously, and the cyperus esculentus of results dries the direct bagging -off in back, need not that the manual work separates once more, two subjobs, in addition, the impurity of fan in with the cyperus esculentus blows out when the sieve cage is rotatory, further improves a clean rate.