力士樂Rexroth插裝閥現貨 R900912577 LC25A10E7X
武穴黎翔機電設備有限公司:18934630908 (微信同號)
減壓節流型調速閥節流口關閉時,是靠間隙密封,因此不可避免有一定的泄漏量,故它不能作為截止閥用。當密封面(減壓閥芯、節流閥芯和單向閥芯密封面等)磨損過大后,會引起內泄漏量增加,使流量不穩定,特別會影響到小穩定流量??ㄗ『凸澚髡{節部分發生故障等。流量控制閥
功用:通過改變閥口過流面積來調節輸出流量,從而控制執行元件的運動速度。
分類:節流閥、調速閥、溫度補償調速閥、分流集流閥。
常用節流口結構有錐形、三角槽形、矩形、三角形等。由節流方程知,當壓力差.定時,改變開口面積即改變液阻就可改變流量。
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