Filtering structure and water pumping equipment

The utility model provides a filtering structure and pumping equipment, relates to tunnel construction technical field, filtering structure includes: pipe body, the pipe body includes first end and second end, the first end has the opening, the opening is used for being connected with the inlet of p...

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Bibliographische Detailangaben
Hauptverfasser: ZHANG HONGFU, ZHAO QIANGHU, LI FENGNAN, LIU LANGUI, ZHAO YONGJIE, SHI KAIKAI, FAN DEDONG, ZHANG LAIMIN, SONG HUAN, WU XIAOFEI, WANG JIANJUN, WANG JUNWEI, QIU YI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model provides a filtering structure and pumping equipment, relates to tunnel construction technical field, filtering structure includes: pipe body, the pipe body includes first end and second end, the first end has the opening, the opening is used for being connected with the inlet of pumping device; the second end is provided with an end face; the side wall of the pipe body comprises an upper half side portion and a lower half side portion, the end face of the second end is provided with an upper half face and a lower half face, and water inlet holes are densely distributed in the upper half side portion and the upper half face. The pipe body is horizontally placed below the water surface, the upper half side portion of the side wall of the pipe body and the upper half face of the end face of the second end are closer to the water surface, after the water pumping device is started, the water inlet holes in the upper half side portion and the upper half face generate negative pressure to suck acc