关于排水管网水封安全问题的探讨

To discuss the safe problem of the water seal in the drain pipe net

‘非典’流行期间 ,香港传来不幸 ,陶大花园排水管网成为疾病的传播通道。专家们认为 ,问题出于地面排水系统采用室外存水弯管 ,易堵塞 ,难清通 ,居民逐渐形成拖抹地板的习惯 ,导致存水弯管水封干涸 ,失去了正常的隔气作用。主立管是连接每家排水管网的通道 ,凡有恶疾传染 ,就可能沿此通道扩散到每家每户 ,形成管网‘窜流效应’,历史教训说明 ,管网水封问题万万不可轻视。

In the SARS period, bad news from Hong Kong that the disease was transited by the drain net in the TAODA garden. Experts believed that the problem was caused by the drain system of ground adopted the outside store water and gulf, it was stopped up easily and difficult to clean. People used to wash down the floor caused the water sealing become empty and it lost its function. The main stood pipe is the drain net which is the passage to link each house, so diseases can diffuse to each house by this passage, it was called Scurry flow effect. The history teaches us, taking good care of the problem of water seal is very important.