Short span elevating conveyor tail sprocket shaft group

The utility model relates to a short span elevating conveyor tail sprocket shaft group. Including the tail frame, left bearing (4a), left sprocket (5a), spacer (6), right sprocket (5b) and right bearing (4b) are installed in main shaft (1) on this main shaft (1), and its characteristics are: main shaft (1) direct rigid mounting is on the tail frame, and the cover is equipped with left bearing (4a) on this main shaft (1), and fixed cover is equipped with left sprocket (5a) on this left side bearing (4a) to install gland (2) on this left side sprocket (5a) side, install between this gland (2) and left bearing (4a) sealing member (3). The technical scheme of the utility model effectively solved the too big problem of existing structure elevating conveyor tail sprocket shaft group main shaft bearing span, through with the direct rigid mounting of main shaft on the tail frame, save the intermediate link of bearing frame floating gripper, wholly improve sprocket shaft group's life -span, effectual reduction well wo