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发明名称
一种套管扶正器
摘要
本实用新型公开了一种套管扶正器。它由上、下连接体与弹簧片组成,弹簧片有四片呈弧状,它均布在上连接体和下连接体之间,上、下连接体上分别开有三个滑动槽,在滑动槽中通过螺钉固定有卡瓦。本实用新型利用弹簧片的弹性及延伸性,使扶正器既能穿过遇阻部位,又能对套管进行有效的扶正,保证了套管居中于目的层位裸眼,从而提高固井质量,延长油井的使用寿命。
申请公布号
CN2707941Y
申请公布日期
2005.07.06
申请号
CN200420011225.9
申请日期
2004.07.01
申请人
童胜利
发明人
童胜利;马玉斌;廖正秋;李报景
分类号
E21B17/10
主分类号
E21B17/10
代理机构
代理人
主权项
1、一种套管扶正器,其特征在于:它由上、下连接体(1)、(4)与弹簧片(3)组成,弹簧片(3)有四片呈弧状,它均布在上连接体(1)和下连接体(4)之间,上、下连接体(1)、(4)上分别开有三个滑动槽,在滑动槽中通过螺钉(5)固定有卡瓦(2)。
地址
457001河南省濮阳市盘锦路中段
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