Dustproof device for well drilling and medicine adding

The utility model discloses a dustproof device for well drilling medicine feeding, which comprises a solid phase control piece, the solid phase control piece is provided with a mixing cavity and a feeding hopper communicated with the mixing cavity, and the solid phase control piece is also provided...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FU ZHENJIU, WANG HAIBO, CHEN YINGYING, WU WENZHANG, HUO WENJIAN, JIANG MIAOMIAO
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses a dustproof device for well drilling medicine feeding, which comprises a solid phase control piece, the solid phase control piece is provided with a mixing cavity and a feeding hopper communicated with the mixing cavity, and the solid phase control piece is also provided with a slurry inlet communicated with the mixing cavity; the dust collection cover is arranged on the side of the feeding hopper, a dust collection opening facing the feeding hopper is formed in the dust collection cover, and the dust collection cover is provided with a dust collection cavity communicated with the dust collection opening; a dust falling cavity is defined by the dust falling chamber, a spraying piece is arranged in the dust falling cavity, the dust falling chamber is further provided with a slurry outlet communicated with the dust falling cavity, and the slurry outlet is connected with the slurry inlet; the connecting piece is provided with a channel for communicating the dust collecting cavity with