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Petroleum pipeline connection piece having corrosion resisting function

A technology for oil pipelines and connectors, applied in the direction of pipes/pipe joints/fittings, threaded connections, pipeline protection, etc., can solve problems such as leakage, high thermal conductivity, low mechanical strength, etc., and achieve good safety performance, simple structure, and design reasonable effect

Inactive Publication Date: 2018-06-01
XIAN GUANTONG ENERGY TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] In the petrochemical industry, it is necessary to use a large number of pipelines for oil transportation, and these pipelines need to use various pipeline connectors to communicate with each other, such as valve sleeves, pipe sleeves, elbow sleeves, etc., while the traditional pipeline connectors are mostly Steel structure, and metal materials such as galvanized iron sheet, aluminum plate, stainless steel plate are installed on the surface for anti-corrosion, but most of these anti-corrosion structures have the disadvantages of low mechanical strength and high thermal conductivity, and these anti-corrosion layers will age after a period of use. The phenomenon is serious, and leakage accidents caused by corrosion occur from time to time, so it is necessary to regularly repair and maintain these corrosive parts, which increases the operating costs of petrochemical enterprises

Method used

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  • Petroleum pipeline connection piece having corrosion resisting function

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Embodiment Construction

[0009] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0010] Such as figure 1 A petroleum pipeline connector with anti-corrosion function is shown, including a connector body 1 (the connector body can be a commonly used connector for petroleum pipelines such as a valve sleeve, a pipe sleeve, and an elbow sleeve), and the connector body The outer surface of 1 is provided with an anti-corrosion protection layer 2, and the anti-corrosion protection layer 2 includes a glass fiber frame, and a silicate mineral layer is arr...

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Abstract

The invention relates to the technical field of oil field devices and particularly discloses a petroleum pipeline connection piece having the corrosion resisting function. The petroleum pipeline connection piece comprises a connection piece body. The outer surface of the connection piece body is provided with a corrosion resisting protective layer. The corrosion resisting protective layer comprises a glass fiber frame. The glass fiber frame is provided with a silicate mineral layer. The thickness D of the corrosion resisting protective layer is 5 mm. The inner wall of the connecting piece bodyis axially provided with two flow guide ribs which are oppositely arranged. A connector, with a petroleum pipeline, of the connecting piece body is provided with internal threads matched with external threads of the petroleum pipeline. The flow guide ribs and the inner wall of the connection piece body are integrated. The petroleum pipeline connection piece having the corrosion resisting functionhas the advantages of being capable of resisting high temperature and preventing freeze thawing and good in safety performance, having the dustproof performance, the damp-proof performance, the flowguiding performance and the like, avoiding the expansion deformation and prolonging the service life.

Description

technical field [0001] The invention relates to the technical field of oil field equipment, and specifically discloses an oil pipeline connector with anti-corrosion function. Background technique [0002] In the petrochemical industry, it is necessary to use a large number of pipelines for oil transportation, and these pipelines need to use various pipeline connectors to communicate with each other, such as valve sleeves, pipe sleeves, elbow sleeves, etc., while the traditional pipeline connectors are mostly Steel structure, and metal materials such as galvanized iron sheet, aluminum plate, stainless steel plate are installed on the surface for anti-corrosion, but most of these anti-corrosion structures have the disadvantages of low mechanical strength and high thermal conductivity, and these anti-corrosion layers will age after a period of use. The phenomenon is serious, and leakage accidents caused by corrosion occur from time to time. Therefore, it is necessary to regular...

Claims

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Application Information

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IPC IPC(8): F16L15/08F16L58/18
CPCF16L15/08F16L58/182
Inventor 吕国民赵有志徐万磊
Owner XIAN GUANTONG ENERGY TECH