The installment structure is a small motor makes the source power, with the old toy gear contract work is the transmission power, finally hits the drawbar hit funnel base, the red bean departs.

• 装置结构有点复杂，一个小马达作源动力，用旧玩具齿轮包作为传递动力，最后打击杆撞击漏斗底部，红豆飞出。