A chain reminding device that drops for disseminator

The utility model relates to a chain reminding device that drops for disseminator belongs to the mechanical manufacturing technology field, and the main shaft of action wheel is connected with driving motor's output, and the main shaft of follow driving wheel is connected with the pivot of disseminator, and the chain body is installed in the teeth of a cogwheel cooperation of action wheel and follow driving wheel outer end, the regulating wheel that is used for adjusting chain body elasticity degree is still installed to the inboard of chain body, and the main shaft both ends of regulating wheel are fixed on the shell of disseminator through the extension spring, the outside of chain body and detection device's teeth of a cogwheel cooperation installation. Whether this a chain reminding device that drops for disseminator is through installation speedometer and detection device, can dual detection chain body drop rotating the in -process, has improved seeding efficiency, has saved the manpower and materials of seeding, the chain body can not appear and drop and lead to the condition of unable normal seeding.