意大利阿托斯比例閥DPZO-TE-173-S5/I
意(yi)大(da)利阿托斯(si)比(bi)例閥DPZO-TE-173-S5/I
ATOS比(bi)例閥的主閥一般來(lai)說和換(huan)(huan)向(xiang)(xiang)(xiang)閥一樣是(shi)(shi)(shi)(shi)滑閥結(jie)構,只不過閥芯(xin)的換(huan)(huan)向(xiang)(xiang)(xiang)不是(shi)(shi)(shi)(shi)靠電磁(ci)鐵來(lai)推動(dong),而(er)是(shi)(shi)(shi)(shi)靠前(qian)置級(ji)閥輸出(chu)的液(ye)壓力來(lai)推動(dong),這一點和電液(ye)換(huan)(huan)向(xiang)(xiang)(xiang)閥比(bi)較相似,只不過電液(ye)換(huan)(huan)向(xiang)(xiang)(xiang)閥的前(qian)置級(ji)閥是(shi)(shi)(shi)(shi)電磁(ci)換(huan)(huan)向(xiang)(xiang)(xiang)閥,而(er)伺服閥的前(qian)置級(ji)閥是(shi)(shi)(shi)(shi)動(dong)態(tai)特性(xing)比(bi)較好的噴嘴(zui)擋(dang)板閥或射(she)流管閥。
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