2024-08-22 | 拉繩開(kāi)關(guān)
懸臂急停拉線開(kāi)關(guān)FLK-1 AC380V/3A事故開(kāi)關(guān)懸臂急停拉線開(kāi)關(guān)FLK-1 AC380V/3A雙向拉繩開(kāi)關(guān)雙向拉繩開(kāi)關(guān)雙向拉繩開(kāi)關(guān)是用于膠帶運(yùn)輸機(jī)場(chǎng)緊急事故停機(jī)的一種保護(hù)裝置。當(dāng)緊急事故發(fā)生時(shí),在現(xiàn)場(chǎng)任意處啟動(dòng)拉繩開(kāi)關(guān),均可發(fā)出停機(jī)信號(hào)。結(jié)構(gòu)特征與工作原理: 拉繩開(kāi)關(guān)開(kāi)關(guān)采用回轉(zhuǎn)式凸輪結(jié)構(gòu),當(dāng)拉桿手回轉(zhuǎn)時(shí),凸輪隨之轉(zhuǎn)動(dòng),使微動(dòng)開(kāi)關(guān)動(dòng)作,輸出開(kāi)關(guān)量,發(fā)出警示信號(hào)和停機(jī)信號(hào)。復(fù)位方式I...