Adjustable Chinese artichoke combine harvester

The utility model discloses an adjustable Chinese artichoke combine harvester, and relates to the technical field of agricultural equipment. The harvester comprises a harvester body, wherein a drum screen mechanism is fixedly arranged in the harvester body; the drum screen mechanism comprises a first adjusting assembly and a second adjusting assembly. An outer filter cartridge is fixedly connectedbetween the opposite surfaces of the first adjusting assembly and the second adjusting assembly; an inner screen rod is hinged between the opposite surfaces of the first adjusting assembly and the second adjusting assembly; each of the first adjusting assembly and the second adjusting assembly comprises a fixed shell; and the inner wall of the fixed shell is fixedly connected with a mounting base. Compared with a traditional Chinese cabbage harvester, the Chinese cabbage harvester is characterized in that a fixed structure of the inner filter drum is changed into an adjustable structure; whenin use, through the linka