一种滤心自动清洗净水器，主要由外壳、过滤心、旋转器和滚刷筒等构成；
The utility model relates to a water purifier with automatically cleaning filter element, which is mainly composed of a casing, a filtering element, a rotation device, a rolling brush cylinder, etc.
采用带内外支承体的折叠式滤心结构，滤心抗破坏能力强，有效过滤面积大，使用寿命长；
Folded filter cartridge with internal and external supporting elements, which has good resistance to destroy and long service life and can increase effective filtering area, is adopted.
井下工业性试验表明，该过滤装置结构简单，可靠实用，可替代分散式多点一次性滤心过滤器。
Underground industrial test showed that the filtering device was reliable and practical with simple structure, and could replace dispersive multi-point one-off filter with filtering core.
介绍了合溪水库工程的概况，选用坝型为粘土心墙砂砾石坝，根据粘土和砂砾石料场的颗分曲线，对反滤料进行了设计。
Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.
介绍了合溪水库工程的概况，选用坝型为粘土心墙砂砾石坝，根据粘土和砂砾石料场的颗分曲线，对反滤料进行了设计。
Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.
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