Colliery material slip casting hole sealing device

The utility model discloses a colliery material slip casting hole sealing device, including sleeve pipe, ring flange and end cap, sleeve pipe one end is provided with the end cap, the other end is provided with the ring flange be provided with first ball valve and second ball valve on the end cap th...

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Bibliographische Detailangaben
Hauptverfasser:	MI GUANGFENG, WANG LIN, CAO SHUAI, HOU SHANGWU, DU ZHIYUAN, LIU SHENGJIE, ZHAO LONGGANG, YU JIWEI, JIANG JINGXIAO, CHEN BING, WANG HUI, SONG YAYA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	The utility model discloses a colliery material slip casting hole sealing device, including sleeve pipe, ring flange and end cap, sleeve pipe one end is provided with the end cap, the other end is provided with the ring flange be provided with first ball valve and second ball valve on the end cap the sheathed tube below is provided with directly, the sheathed tube diameter is consistent with drilling sheathed tube diameter. In operation, if it is great to meet working face rock slabbing crack, during with the unable hole sealing of normal slip casting hole sealing mode, can use the utility model discloses, come the shutoff rock slabbing great place in crack through injecting material (saw -dust, soybean) in the past drilling into, the grout is foreseen to the circulation impregnation, makes the crack diminish gradually, finally stops up rock slabbing crack, removes a hidden danger, reaches the effect of slip casting hole sealing. Through using the utility model discloses, can realize carrying out the slip cas