CN202249800U - 防腐油管 - Google Patents

防腐油管 Download PDF

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Publication number
CN202249800U
CN202249800U CN2011204037897U CN201120403789U CN202249800U CN 202249800 U CN202249800 U CN 202249800U CN 2011204037897 U CN2011204037897 U CN 2011204037897U CN 201120403789 U CN201120403789 U CN 201120403789U CN 202249800 U CN202249800 U CN 202249800U
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China
Prior art keywords
corrosion
oil
oil pipe
taper
external thread
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Expired - Fee Related
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CN2011204037897U
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English (en)
Inventor
刘东丰
欧开红
戴磊
李广志
桑涛
王波飞
余文燕
张宝利
袁结连
姚文宏
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DONGYING JIANGRUN PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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DONGYING JIANGRUN PETROLEUM TECHNOLOGY DEVELOPMENT Co Ltd
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Priority to CN2011204037897U priority Critical patent/CN202249800U/zh
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Publication of CN202249800U publication Critical patent/CN202249800U/zh
Anticipated expiration legal-status Critical
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  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)

Abstract

一种防腐油管,包括接箍、本体,接箍有两段锥度内螺纹,本体上部有锥度外螺纹,本体下部有锥度外螺纹,接箍下段锥度内螺纹与本体上部锥度外螺纹连接,本体外表面涂装外防腐层,涂装厚度为0.5mm-8mm,本体内表面涂装内防腐层,涂装厚度为0.5mm-8mm,本体下部锥度外螺纹与接头上部锥度内螺纹连接,接头下部有锥度外螺纹,本实用新型具有防腐性,使用寿命长,本体下部安装接头,便于起下作业时安装拧扣机,使拧扣机不用包在本体上,不会损伤外防腐层,因此,本实用新型实用性好,可以在有腐蚀性介质的油水井中工作,可以延长油水井生产周期,停产检修次数少,用于油井采油可以提高产油量,用于水井注水可以增加注水量,具有显著的经济效益。

Description

防腐油管
技术领域
本实用新型属于油田井内用的油管设备,是一种防腐油管。
背景技术
油田的油水井都要用油管,油管用于下入井内通过流体和承受压力。由于所接触的介质有腐蚀性,引起油管腐蚀,油管使用寿命短,油水井生产周期短,停产检修次数多,停产检修时间长,油井产油量减少,注水井注水量下降,经济损失具大,油田开发效益差。
发明内容
本实用新型的目的是设计一种防腐油管,使其不被井内介质腐蚀,延长油水井生产周期,提高油田经济效益。
本实用新型的目的是这样实现的:包括接箍、本体,接箍有两段锥度内螺纹,本体上部有锥度外螺纹,本体下部有锥度外螺纹,接箍下段锥度内螺纹与本体上部锥度外螺纹连接,本体外表面涂装外防腐层,涂装厚度为0.5mm-8mm,本体内表面涂装内防腐层,涂装厚度为0.5mm-8mm,本体下部锥度外螺纹与接头上部锥度内螺纹连接,接头下部有锥度外螺纹。
本实用新型的有益效果是:本体外表面涂装外防腐层,本体内表面涂装内防腐层,使本实用新型具有防腐性,使用寿命长,本体下部安装接头,便于起下作业时安装拧扣机,使拧扣机不用包在本体上,不会损伤外防腐层,因此,本实用新型实用性好,可以在有腐蚀性介质的油水井中工作,可以延长油水井生产周期,停产检修次数少,用于油井采油可以提高产油量,用于水井注水可以增加注水量,具有显著的经济效益。
附图说明
图1是本实用新型的装配图。
具体实施方式
下面结合图1对本实用新型的实施例进行说明。
如图所示,本实用新型的实施例包括接箍1、本体3,接箍1有两段锥度内螺纹,本体3上部有锥度外螺纹,本体3下部有锥度外螺纹,接箍1下段锥度内螺纹与本体3上部锥度外螺纹连接,本体3外表面涂装外防腐层2,涂装厚度为0.5mm-8mm,材料为热涂装高高密度聚乙烯,本体3内表面涂装内防腐层4,涂装厚度为0.5mm-8mm,材料为热涂装高高密度聚乙烯,本体3下部锥度外螺纹与接头5上部锥度内螺纹连接,接头5下部有锥度外螺纹。
接箍1、本体3、接头5上的螺纹为与现场使用的油管螺纹相同,为标准油管螺纹。

Claims (1)

1.一种防腐油管,包括接箍(1)、本体(3),接箍(1)有两段锥度内螺纹,本体(3)上部有锥度外螺纹,本体(3)下部有锥度外螺纹,接箍(1)下段锥度内螺纹与本体(3)上部锥度外螺纹连接,其特征是:本体(3)外表面涂装外防腐层(2),涂装厚度为0.5mm-8mm,本体(3)内表面涂装内防腐层(4),涂装厚度为0.5mm-8mm,本体(3)下部锥度外螺纹与接头(5)上部锥度内螺纹连接,接头(5)下部有锥度外螺纹。
CN2011204037897U 2011-10-13 2011-10-13 防腐油管 Expired - Fee Related CN202249800U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204037897U CN202249800U (zh) 2011-10-13 2011-10-13 防腐油管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204037897U CN202249800U (zh) 2011-10-13 2011-10-13 防腐油管

Publications (1)

Publication Number Publication Date
CN202249800U true CN202249800U (zh) 2012-05-30

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Family Applications (1)

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CN2011204037897U Expired - Fee Related CN202249800U (zh) 2011-10-13 2011-10-13 防腐油管

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CN (1) CN202249800U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104499953A (zh) * 2014-12-22 2015-04-08 江苏中冶能源设备制造有限公司 一种耐腐蚀油套管

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104499953A (zh) * 2014-12-22 2015-04-08 江苏中冶能源设备制造有限公司 一种耐腐蚀油套管

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Granted publication date: 20120530

Termination date: 20121013