電液推桿 是一種機、電、液一體化的新型柔性傳動機構，它以執行機構、控制機構和動力源組成。根據現場安裝空間及用戶使用情況電液推桿可有多種結構形式。電動機通過正反轉驅動雙向液壓泵正反輸出壓力油，經液壓控制閥送至油缸，也實現活塞桿的往復運動。從市場規則來看，出于市場短缺，供給遠小于需求，造成市場哄搶。壟斷性行業，漲價由壟斷企業或部門決定。

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電液推桿用途特點
1、用途：電液推桿是往復直線運動的驅動裝置，適用于需要往復推、拉運動，也適用于上升、下降或夾緊工作物的場所，并可運距離、高空及危險地點集中或程序控制，廣泛用于冶金、電力、化工、煤炭、礦山、機械、水利、運輸、水泥、港口碼頭等。
2、特點：可在惡劣環境下工作，不吸塵、不進水、便于安裝、維護;可以帶負荷啟動，有超負荷保護能力；其推拉力及工作速度可按需要無級調速；工作能耗低且操作簡單。

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