CN201526286U - 抽油杆扶正器 - Google Patents

抽油杆扶正器 Download PDF

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CN201526286U
CN201526286U CN2009202529103U CN200920252910U CN201526286U CN 201526286 U CN201526286 U CN 201526286U CN 2009202529103 U CN2009202529103 U CN 2009202529103U CN 200920252910 U CN200920252910 U CN 200920252910U CN 201526286 U CN201526286 U CN 201526286U
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杨立敏
周屹林
荆德侠
金革
皇甫自愿
袁文熙
孙建华
刘国飞
郭国勤
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Abstract

一种抽油杆扶正器,由扶正杆、扶正套、防脱销钉、抽油杆接箍组成,扶正杆上下端有抽油杆公螺纹,扶正杆上端公螺纹之下有大直径段,在扶正杆下端公螺纹之上套装扶正套,在扶正杆下端公螺纹连接抽油杆接箍,其连接螺纹处横向安装防脱销钉,扶正套被扶正杆上的大直径段和抽油杆接箍限位。扶正套可以随抽油杆运动旋转,使其大圆弧面与配套的油管内壁接触相配,扶正了抽油杆,抽油杆下行时弯曲程度减轻,可以减轻磨损,提高油管、抽油杆使用寿命,可延长油井生产周期。

Description

抽油杆扶正器
一、技术领域:
本实用新型是油田抽油井用的井内设备,特别是一种抽油杆扶正器。
二、背景技术:
在油田抽油***中,抽油杆和油管有相对的接触运动,抽油杆与油管之间必然存在着摩擦,出现抽油杆偏磨油管的问题,产生偏磨后使油管和抽油杆不能使用,造成油井作业,油井免修期短,增加作业费用,增加杆管消耗,油井停产时间多,减少原油产量。采油技术上常采用抽油杆扶正器来解决油管和抽油杆偏磨的问题。
三、发明内容:
本实用新型的目的是提供一种抽油杆扶正器,减轻抽油杆下行弯曲,提高油管、抽油杆使用寿命,延长油井生产周期。
本实用新型是这样实现的:由扶正杆、扶正套、防脱销钉、抽油杆接箍组成,扶正杆上下端有抽油杆公螺纹,扶正杆上端公螺纹之下有大直径段,在扶正杆下端公螺纹之上套装扶正套,在扶正杆下端公螺纹连接抽油杆接箍,其连接螺纹处横向安装防脱销钉,扶正套被扶正杆上的大直径段和抽油杆接箍限位。
本实用新型的有益效果是:扶正套可以随抽油杆运动旋转,使其大圆弧面与配套的油管内壁接触相配,扶正了抽油杆,抽油杆下行时弯曲程度减轻,可以减轻磨损,提高油管、抽油杆使用寿命,可延长油井生产周期。
四、附图说明:
附图是本实用新型实施例的装配图。
五、具体实施方式:
下面结合附图对本实用新型的实施例做进一步说明:
由扶正杆1、扶正套2、防脱销钉3、抽油杆接箍4组成,扶正杆1上下端有抽油杆公螺纹,扶正杆1上端公螺纹之下有大直径段,在扶正杆1下端公螺纹之上套装扶正套2,在扶正杆1下端公螺纹连接抽油杆接箍4,其连接螺纹处横向安装防脱销钉3,,防止螺纹脱扣,扶正套2被扶正杆1上的大直径段和抽油杆接箍4限位。扶正套2可以旋转,不能窜动。
本实用新型安装在抽油杆柱之间,分布在油管容易磨损段,对抽油杆起扶正作用,抽油杆下行时不会弯曲。

Claims (1)

1.一种抽油杆扶正器,由扶正杆(1)、扶正套(2)、防脱销钉(3)、抽油杆接箍(4)组成,其特征是:扶正杆(1)上下端有抽油杆公螺纹,扶正杆(1)上端公螺纹之下有大直径段,在扶正杆(1)下端公螺纹之上套装扶正套(2),在扶正杆(1)下端公螺纹连接抽油杆接箍(4),其连接螺纹处横向安装防脱销钉(3),扶正套(2)被扶正杆(1)上的大直径段和抽油杆接箍(4)限位。
CN2009202529103U 2009-11-06 2009-11-06 抽油杆扶正器 Expired - Fee Related CN201526286U (zh)

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CN2009202529103U CN201526286U (zh) 2009-11-06 2009-11-06 抽油杆扶正器

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106704736A (zh) * 2016-11-29 2017-05-24 无锡金顶石油管材配件制造有限公司 一种用于石油管道的防脱接箍

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106704736A (zh) * 2016-11-29 2017-05-24 无锡金顶石油管材配件制造有限公司 一种用于石油管道的防脱接箍

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