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升降晾衣架原理是什么?自動升降晾衣架原理是怎么樣的? -

自動升降晾衣架原理是什么?誰可以說說原理是怎么樣的,能具體說說嗎,不要太復雜謝謝。

升降晾衣架原理是什么?自動升降晾衣架原理是怎么樣的? - 的問題共有1個回答

139****3471

自動升降,肯定是需要電機來拖動晾衣架才行的。觀察一下手動晾衣架就可以了,無非就是有個齒輪和滑輪,把線纏繞到齒輪上,正轉晾衣架上升,反轉晾衣架下降,這有點兒類似于吊車的原理啊。

2020-04-01

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