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绳子与水桶

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[[Image:rope and bucket icon.png|right|80px]]

[[Image:RopeandBucketphoto.jpg|thumb|right|200px|绳子与水桶装置。塞内加尔的考拉克地区，法斯•图库勒尔，图片来源：

[http://appropriateprojects.com/node/731 Fass Toucouleur（法斯•图库勒尔）水井改善工程]]]

__NOTOC__ <small-title />

绳桶装置主要用于手工挖掘井。将桶系在绳子上降到水中，当桶碰到水的时候会下沉并装满水，随后再用绳子把它拉上来。绳子可以由手拉动、运用滑轮或绕在绞盘上。有时，畜力牵拉可与滑轮一同使用。改良的装置中，绳子要绕过滑轮，还要用两只水桶（绳子两端各一只）。对于浅于10米的水，可使用带有软管的绞盘，软管从水桶底部连到井的出水口。然而，即使水井有防护装置，卫生情况仍较差。

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