概述

GHS41X-普通型防污隔斷閥由兩個止回閥串聯而成。

GHS41X-A (B)安全型防污廂斷閥是在兩個止回閥之間加一個排水器組成，排水囂上腔用高壓軟管與第一級止回閥進口端連接。第一、二級止回閥主動脈要由閥體、閥盞、閥瓣、密封圈、彈簧組成排水器主要由閥體、閥蓋、閥瓣、閥芯、閥座、彈簧組成。HS41X-16A (B)防污隔斷閥用于防止生活飯水管道發生回流污染的安全裝置，以確保生活飯水的衛生和安全。

GHS11X-T-A安全型防污啊斷閥的結構和用途與GHS41X-A (B)相同。

UVerVIeW

Ordinary antipollution block valve is composed of two check valves un-der series connection.

Safe type antipollution block valve is composed of two check valves with a water drainer located between them. The upper chamber of water drainer is connected to the inlet of first stage check valve by a high pressure flexi-ble tube.The first and second stage check valves are mainly composed of body, bonnet,disc, sealing ring and spring.Water drainer is mainly composed of body,bonnet,disc,core,seat and spring.HS41-16A(B) antipollution block valve is used to prevent daily water pipeline from backflow pollution, thus to ensure the hygiene and safety of daily water supply.

The structure and applicability of safe antipollution block valve are the same as GHS41X-A(B).

主要技術性能Main technical feature

主要零件材質Main Parts and Materials