China ancient agricultural machinery, introduce several main farm tools:
1. Cultivated land since Han and Tang Dynasties
Lei Lei was invented in China a long time ago to plow the whole land, sow crops and carry out agricultural production. With the development of production, Lei Lei has developed into a plow. But before the Warring States period, people only used stones, wood, bones and a small amount of copper soil preparation tools. Later, due to the emergence of Niu Geng and the rise of iron smelting industry, iron plows appeared in Hebei during the Warring States Period.
2. Ding cymbals, the seeder of Han Dynasty.
China had seeding machinery in the Warring States period. During the reign of Emperor Wu of the Han Dynasty, Zhao created and invented a three-legged cymbal that could play three lines at the same time on the basis of the one-legged cymbal and the two-legged cymbal. One cow pulls, one person leads and one person helps, which greatly improves the sowing efficiency. Emperor Wu of the Han Dynasty once ordered this cymbal to be popularized throughout the country.
3. Irrigation machinery. Keel water wheel
Keel waterwheel is one of the most famous agricultural irrigation machinery in ancient China. Dragon bone car is called rollover in ancient books. According to the records of the later Han Dynasty, this irrigation machine was invented at the end of the Eastern Han Dynasty. At first, it used manpower to turn the wheel shaft to irrigate water. Later, due to the development of axle and the progress of machinery manufacturing technology, the keel waterwheel was invented and widely used throughout the country. According to the different power, keel waterwheel has the following types.