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Author:

柳贡慧 (柳贡慧.) | 查春青 (查春青.) | 李军 (李军.) | 席岩 (席岩.) | 姜海龙 (姜海龙.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明为一种旋转配流式轴向冲击钻井工具,该工具包括上接头,上接头下端轴向固定支撑筒,支撑筒的底端固定一钻头座,支撑筒的下部内壁固定设置一旋转支座,支撑筒外壁面上轴向滑动地设有一筒状冲锤,支撑筒与筒状冲锤之间密封构成上腔体和下腔体,支撑筒的筒壁上分别设有导通上腔体和下腔体的上透孔和下透孔;位于支撑筒内部轴向设有一底部支撑在旋转支座上的涡轮转筒;涡轮转筒内壁设有涡轮叶片;在涡轮转筒的外壁上对应上透孔和下透孔的轴向位置,分别设有第一扇形透孔和第二扇形透孔;涡轮转筒在旋转中,第一扇形透孔和第二扇形透孔分别交替地导通于上透孔和下透孔。该旋转配流式轴向冲击钻井工具结构简单、可靠,能提高冲击频率和冲击功,提高破岩效率。

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Patent Info :

Type: 发明授权

Patent No.: CN201610978245.0

Filing Date: 2016-11-07

Publication Date: 2018-09-18

Pub. No.: CN106320976B

Applicants: 中国石油大学(北京);;北京工业大学

Legal Status: 授权 ; 一案双申

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 5

Affiliated Colleges:

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