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Author:

查春青 (查春青.) | 柳贡慧 (柳贡慧.) | 李军 (李军.)

Indexed by:

incoPat

Abstract:

本发明为一种扭转冲击螺杆钻具,包括螺杆钻具本体,螺杆钻具本体包括用于控制钻井液流向的旁通阀总成,所述旁通阀总成的下方设置马达总成,所述马达总成通过万向轴总成连接传动轴总成,所述马达总成用于将钻井液的液压动力转换为驱动所述传动轴总成绕中心轴旋转的机械能,所述传动轴总成的底部用于连接钻头;所述传动轴总成的下部套设有轴向固定的扭转冲击总成,所述扭转冲击总成用于将钻井液的流体能量转换为对所述传动轴总成的扭转冲击力。该工具解决现有技术中存在的钻头粘滑、破岩效率低或造斜能力差等问题,该扭转冲击螺杆钻具将螺杆钻具和扭转冲击器结合在一起,兼容性良好,有效提高钻具机械钻速和钻进能力。

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Patent Info :

Type: 发明授权

Patent No.: CN202010353332.3

Filing Date: 2020-04-29

Publication Date: 2021-08-20

Pub. No.: CN111577120B

Applicants: 北京工业大学;;中国石油大学(北京)

Legal Status: 授权

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: 1

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