筒车, 又称天车, 一种古老的自动提水设备, 发明于唐代（公元618年～907年）前期。它由立式水轮、竹筒、支撑架及水槽等组成。立于河边水中，河水冲击水轮，带动竹筒取水倒入水槽，再去灌溉农田。河水长流不息，水轮不停运转形成自流灌溉。
Tumbler is also named as Tian Che, as a historically water lift device invented in early period of Tang Dynasty (618-907). The shape of tumbler is like a spinning machine, using wooden as the water wheel. binding with many bamboo pins around the wheel. When the tumbler rotates with water flow, pins lift water to the higher place.
Tumbler is also named as Tian Che, as a historically water lift device invented in early period of Tang Dynasty (618-907). The shape of tumbler is like a spinning machine, using wooden as the water wheel. binding with many bamboo pins around the wheel. When the tumbler rotates with water flow, pins lift water to the higher place.
本文来自：中国数字科技馆
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