self-priming water pump的意思|示意

Normally, the cumulated water in top cover is drained to cumulated water well by gravity drainage, in emergency situation, the water would be drained by the self-priming pump installed in gallery.

顶盖内积水正常情况下通过自流排水排至积水井，紧急状态下通过装在廊道内的自吸泵排水。

When the pump starts working, the self-priming process can be achieved, and the valve of water-ejecting will be shut off automatically to stop the working of jet flow system simultaneously.

泵运转时，不仅可以完成自吸过程，而且可以将自循环射流器上的阀门关闭，射流器同时停止工作。

Round slag tank. After evenly mixing the separating agent and water for 10 minutes, spray and paint it with sewage self-priming pump.

圆形渣罐，分离剂加水傥拌均匀10分钟后，用污水自吸泵进行喷涂。