Threshing apparatus

A combine comprising:

• a threshing device configured to thresh a harvested product harvested by a harvesting unit;
• a threshing tank that is configured to store a threshing product obtained by the threshing device, is provided above the threshing device, and includes a lower tapered portion formed in a bottom portion;
• a bottom screw that is provided inside the lower tapered portion, extends along a horizontal width of the combine, and is configured to discharge the threshing product from the threshing tank;
• a threshing discharge device that is connected to the bottom screw and is configured to convey the threshing product from the bottom screw and discharge the threshing product in a body outward direction;
• and
• a ceiling plate that is provided to an upper portion of the threshing device, expands upward in a cross-sectional view along the front-back direction of the combine,
• wherein the threshing tank includes an inspection port formed in a bottom section of the lower tapered portion, and a lid configured to open and close the inspection port, and
• wherein the lid opens and closes by swinging upward and downward about a swing axis that is not parallel with a screw axis of the bottom screw in a free space between the bottom section of the threshing tank and the ceiling plate of the threshing device.