Simple vertical drilling orifice spraying dust-settling device

• Main Authors: DAI XIAOLING, CHEN JIE, LI XIRUI, ZHOU BAOLI, LIU HAI, MING RENGUI, XUE SHUANGLONG, ZHU BAOFAN, LIU JUNJIE, SHI YUANJIAN, WANG HUI
• Format: Patent
• Language: Chinese; English
• Published: 26.11.2019
• Subjects: 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

A simple vertical drilling orifice spraying dust-settling device comprises an annular outer frame, spraying pipes are arranged on the annular outer frame in a surrounding mode and tightly attached tothe inner wall layer by layer, and spraying holes are formed in the spraying pipes at intervals. The bottom end of the spray pipe is supported through a support, and the top end of the spray pipe extends out of the annular outer frame and is connected with an external water supply pipe. The simple vertical drilling orifice spraying dust-settling device provided by the utility model can improve thedrilling construction environment. 一种简易竖直钻孔孔口喷雾降尘装置,包括环形外框，环形外框上紧贴内壁层层环绕布置喷雾管，喷雾管上间隔布置有喷雾孔；所述喷雾管底端通过支架进行支撑，喷雾管顶端伸出环形外框并通过与外部供水管连接。本实用新型提供的一种简易竖直钻孔孔口喷雾降尘装置，可改善钻孔施工环境。