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CN-121993671-A - Self-adjusting pipeline for petroleum and natural gas transportation

CN121993671ACN 121993671 ACN121993671 ACN 121993671ACN-121993671-A

Abstract

The invention relates to the technical field of petroleum and natural gas pipelines, in particular to a self-adjusting type pipeline for petroleum and natural gas transportation, which comprises a pipeline main body, a mounting seat, a plugging seat and a plugging head, wherein the mounting seat and the plugging head are respectively and coaxially and fixedly arranged on the outer side walls of two ends of the pipeline main body, a mounting groove is coaxially formed in one end face, far away from the plugging head, of the mounting seat, a plurality of fastening bolts are connected onto one end face, close to the plugging head, of the mounting seat in a threaded manner, one end of each fastening bolt extends into the mounting groove, and the plugging seat comprises a connecting part and a deformation part.

Inventors

  • TAN SHI
  • LIU CHENCHEN
  • WANG ZHENGHE

Assignees

  • 谭诗

Dates

Publication Date
20260508
Application Date
20251222

Claims (8)

  1. 1. The utility model provides a self-adjusting pipeline for oil and gas transportation, its characterized in that includes pipeline main part (1), mount pad (2), socket (4) and plug (3), mount pad (2) and plug (3) coaxial fixed mounting respectively are on the lateral wall at pipeline main part (1) both ends, mount pad (2) keep away from on the terminal surface of plug (3) and have coaxially offered mounting groove (202), on the terminal surface that mount pad (2) is close to plug (3) threaded connection have a plurality of holding bolts (5), a plurality of in the one end of holding bolts (5) extends to mounting groove (202), socket (4) are including connecting portion (401) and deformation portion (402), connecting portion (401) and the one end rotation that holding bolts (5) extend to in mounting groove (202) are connected, deformation portion (402) quantity is 2, and two deformation portion (402) are the gyration horn form with connecting portion (401), and open towards one side that keeps away from plug (3) on the terminal surface threaded connection, two ring-shaped portions (403) and two inner side walls (201) that keep away from respectively of two ring-shaped deformation portion (403) are equipped with two spacing limit deformation portion (201), the plug connector (3) extends out of the pipeline main body (1), and limiting protrusions (301) which are in sliding fit with second limiting rings (403) of the other pipeline main body (1) are arranged on the inner side wall and the outer side wall of the plug connector (3).
  2. 2. The self-adjusting pipeline for petroleum and natural gas transportation according to claim 1, wherein limiting grooves (302) are formed in the inner side wall and the outer side wall of the plug connector (3), the limiting grooves (302) are located between the limiting protrusions (301) and the pipeline main body (1), deformation layers (3021) are arranged on the surfaces of the limiting grooves (302), the deformation layers (3021) are made of elastic materials, and when the pipeline main body (1) is connected with another pipeline main body (1), the second limiting rings (403) are embedded into the limiting grooves (302).
  3. 3. The oil and gas conveying self-adjusting pipeline according to claim 1, wherein an embedded groove (6) is coaxially formed in one end face of the plug connector (3) arranged on the pipeline main body (1), a first sealing ring (7) is coaxially and fixedly arranged in the embedded groove (6), the first sealing ring (7) extends out of the pipeline main body (1), a movable groove (8) is coaxially formed in one end face of the installation seat (2) arranged on the pipeline main body (1), sealing protrusions (701) are respectively arranged on the inner side wall and the outer side wall of the part of the first sealing ring (7) extending out of the pipeline main body (1), and the sealing protrusions (701) on two sides are respectively in interference fit with the side wall of the movable groove (8) of the other pipeline main body (1).
  4. 4. The self-adjusting pipeline for petroleum and natural gas transportation according to claim 3, wherein the pipeline main body (1) is provided with a communicating groove (9) coaxially arranged on one end face of the plug connector (3), the inner side of the pipeline main body (1) is communicated with the embedded groove (6) through the communicating groove (9), a first air chamber (10) is arranged in the first sealing ring (7), and radial projections of the sealing protrusion (701) and the communicating groove (9) are both positioned in the first air chamber (10).
  5. 5. The self-adjusting pipeline for petroleum and natural gas transportation according to claim 1, wherein a second sealing ring (11) is coaxially and fixedly installed on the inner side wall of the plug socket (4), a second air chamber (12) is arranged in the second sealing ring (11), the rotary cross section of the second air chamber (12) is '匚' shaped, when the plug socket (4) on the other pipeline main body (1) is embedded into the plug socket (3), the limiting protrusion (301) is in interference fit with the second sealing ring (11), and the radial projection of the limiting protrusion (301) is positioned in the second air chamber (12).
  6. 6. The self-adjusting pipeline for petroleum and natural gas transportation according to claim 1, wherein gears (13) are coaxially installed at one ends of the fastening bolts (5) which do not extend into the installation grooves (202), an annular gear (14) is coaxially installed on the end face of the installation seat (2) close to the plug connector (3) in a rotating mode, and the gears (13) are meshed with the annular gear (14).
  7. 7. The self-adjusting pipeline for petroleum and natural gas transportation according to claim 1, wherein a third sealing ring (15) is coaxially arranged in the installation groove (202), the rotation cross section of the third sealing ring (15) is wedge-shaped, the outer side wall of the third sealing ring (15) is slidably mounted on the inner side wall of the maximum rotation diameter of the installation groove (202), the inner side wall of the third sealing ring (15) is slidably mounted on the outer side wall of the plug seat (4), a third limiting ring (404) is arranged on the end face of one end, close to the fastening bolt (5), of the third sealing ring, and the third limiting ring (404) is coaxially and fixedly mounted on a connecting part (401) of the plug seat (4).
  8. 8. Self-regulating pipeline for petroleum and natural gas transportation according to claim 7, characterized in that a pressure sensor is arranged in the third sealing ring (15), and the pressure sensor is electrically connected with the leakage-proof alarm system of the transportation pipeline.

Description

Self-adjusting pipeline for petroleum and natural gas transportation Technical Field The invention relates to the technical field of petroleum and natural gas pipelines, in particular to a self-adjusting pipeline for petroleum and natural gas transportation. Background The self-adjusting pipeline for petroleum and natural gas transportation is a high-safety pipeline technology which is characterized in that the pipeline is monitored in real time and automatically adjusted by a built-in intelligent sensor and a control system to influence the pipeline deflection so as to optimize transportation efficiency, prevent leakage and adapt to complex working conditions, when the pipeline is installed or used for a long time, the tightness of the pipeline is closely related to the joint of the pipeline and an interface, if foundation subsidence or displacement occurs in the process of long-time use of the pipeline, uneven stress, loosening of the interface, structural deformation and even rupture of the pipeline are caused, medium leakage is caused, safety accidents such as environmental pollution, fire explosion and the like are easily caused when oil gas and chemicals are transported, the pipeline leakage can cause resource waste, energy supply interruption and secondary collapse caused by foundation flushing, continuous deformation can accelerate pipeline corrosion fatigue, increase maintenance cost, and need to stop transportation and replacement when serious, normal operation of regional infrastructure is influenced, and public safety and peripheral building stability are threatened. Aiming at the problems, the prior art provides a solution, and an adjustable supporting device is additionally arranged outside the pipeline to solve the problems that the supporting device of the petroleum pipeline is not convenient enough in terms of height adjustment and is inconvenient to adjust the height according to the terrain at any time and any place, but the adjustable supporting device has higher precision on the disassembly and assembly requirements and is not beneficial to the installation and later maintenance of the pipeline; in another patent, the invention with the application number of CN202210243845.8 is characterized in that a supporting unit is arranged at the lower end of a fixing plate, the fixing unit is arranged at the upper end of the fixing plate, an annular chute is formed at the upper end of the fixing plate, limit chutes communicated with the annular chute are symmetrically formed on the inner wall of the annular chute left and right, threaded holes communicated with the outside are formed on one side, away from the annular chute, of the limit chute, the problem that pipelines at different height positions are supported and dislocation occurs between the supporting unit and the pipelines is effectively solved, however, in the technical scheme, some challenges exist in a traditional pipeline system, including the fact that when two pipelines are arranged, an included angle is formed between eccentric or axial leads of the two pipelines, or the foundation of a single pipeline is settled when the pipeline is used, the eccentric or axial leads to form an included angle between the pipelines, so that the sealing performance of the joint between adjacent pipelines is reduced, and the medium in the pipelines flows out of the pipelines to leak. Disclosure of Invention The invention aims to provide a self-adjusting pipeline for petroleum and natural gas transportation, which solves the problems that when the petroleum and natural gas pipeline is installed, two pipelines are eccentric or form an included angle between axial leads, or when the pipeline is used, the foundation of a single pipeline is subsided, so that the pipelines are eccentric or form an included angle between axial leads, the sealing performance of the joint between adjacent pipelines is reduced, and the medium in the pipeline flows out of the pipeline to leak. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides an oil and gas carries with self-interacting pipeline, its characterized in that, includes pipeline main part, mount pad, bayonet socket and plug, mount pad and plug are coaxial fixed mounting respectively on the lateral wall at pipeline main part both ends, the mount pad is kept away from and is coaxially offered the mounting groove on the terminal surface of plug, the mount pad is close to threaded connection has a plurality of holding bolts on the terminal surface of plug, a plurality of in holding bolt's one end extends to the mounting groove, the plug includes connecting portion and deformation portion, connecting portion and holding bolt extend to the one end rotation of mounting groove and be connected, deformation portion quantity is 2, two deformation portion and the gyration cross-section of connecting portion are loudspeaker form, and the opening