Grain sampling device

The utility model provides a can equidistantly get the grain sampling device of the sample of the different degree of depth, including actuating mechanism and sampler structure, sampler constructs including a sampling device, the 2nd sampling device and the 3rd sampling device, and a sampling device's both ends are connected with actuating mechanism and the 2nd sampling device respectively, and a sampling device includes a first sampling tube and a sampler 0, is provided with first through -hole on the first sampling tube, and first through -hole is used for the ejection of compact, the 2nd sampling device includes second sampling tube and the 2nd helical blade, and the 3rd sampling device includes third sampling tube and the 3rd helical blade, and the one end and the second sampling tube of third sampling tube are connected, and the third sampling tube other end is conical, is equipped with the second through -hole on the third sampling tube, and the second through -hole is the round hole. The utility model