CN216240475U

CN216240475U - Pipeline sealing structure for oil extraction in oil field

Info

Publication number: CN216240475U
Application number: CN202122151991.1U
Authority: CN
Inventors: 魏雪峰
Original assignee: Daqing Fukai Petroleum Technology Co ltd
Current assignee: Daqing Fukai Petroleum Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-04-08
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a pipeline sealing structure for oil extraction in an oil field, which comprises pipelines and a sealing assembly, wherein the sealing assembly is arranged between the two pipelines and comprises two assembling screw cylinders, a flange ring, a pull cylinder and a sealing cylinder, the flange ring is horizontally fixed at the end parts of the two assembling screw cylinders close to the adjacent pipelines, a plurality of screw holes are formed in the vertical threads on the flange ring, the two assembling screw cylinders are respectively connected to the adjacent pipelines, the pull cylinder and the sealing cylinder are respectively vertically fixed at the adjacent end parts of the two assembling screw cylinders, and the sealing cylinder is vertically inserted into the pull cylinder. The utility model can rapidly seal and assemble the two oil pumping pipes, improve the installation convenience and the adjustment flexibility, improve the connection tightness and avoid leakage.

Description

Pipeline sealing structure for oil extraction in oil field

Technical Field

The utility model relates to the technical field of oil pipe connection, in particular to a pipeline sealing structure for oil extraction in an oil field.

Background

The oil pumping motor-pumped well has always been the main oil recovery mode in domestic and foreign oil field, and the adapting unit of oil pumping pipe is a key part in the oil pumping motor-pumped well, and it plays the effect of connecting oil pumping pipe, and the current oil pumping pipe butt joint department of taking out connects and carries out assembled joint through the clamp mostly, and the leakproofness of connection is relatively poor, and the adjustability is relatively poor, and the installation of being not convenient for is not convenient for change, and does not have sealedly to the junction, and the later stage takes place to leak easily.

Therefore, a pipeline sealing structure for oil extraction in an oil field is needed, two oil extraction pipes can be assembled in a rapid sealing mode, the installation convenience and the adjustment flexibility are improved, the connection tightness is improved, and leakage is avoided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pipeline sealing structure for oil extraction in an oil field, and aims to solve the problems that most of the existing connection at the butt joint of an oil extraction pipe is assembled and connected through a hoop, the connection has poor sealing performance and poor adjustability, is inconvenient to install and replace during installation, does not have sealing effect on the joint, and is easy to leak in the later period.

The utility model is realized by the following steps:

the utility model provides an oil field is pipeline seal structure for oil recovery, including the pipeline, still include seal assembly, seal assembly sets up between two pipelines, seal assembly includes two equipment barrels, the flange ring, a slide and a sealed section of thick bamboo, two equipment barrels are close to the tip level of adjacent pipeline and are fixed with the flange ring, a plurality of screws have been seted up to vertical screw thread on the flange ring, two equipment barrels are connected respectively on adjacent pipeline, the adjacent tip of two equipment barrels is vertical respectively to be fixed with a slide and a sealed section of thick bamboo, the vertical inside of pegging graft at a slide of a sealed section of thick bamboo.

Furthermore, a plurality of inserting rods are uniformly and vertically fixed on the inner bottom surface of the pull cylinder, and a rubber ring is fixed on the inner bottom surface of the pull cylinder.

And then evenly vertically be fixed with many inserted bars on the inside bottom surface through the slide, be fixed with the rubber ring on the inside bottom surface of slide, the sealed section of thick bamboo of later stage of being convenient for is sealed the interval between the slide, guarantees sealed tightness.

Furthermore, the top end of the sealing cylinder is horizontally fixed with a jack ring, the jack ring is horizontally arranged right above the rubber ring, and a jack matched with the insertion rod is vertically arranged on the jack ring.

And then the top level through a sealed section of thick bamboo is fixed with the jack ring, and the jack ring level sets up directly over the rubber ring, and the jack of cooperation inserted bar is vertically seted up on the jack ring to make things convenient for the sealed section of thick bamboo of vertical direction to slide in the slide extension of slide extension, thereby improve the flexibility that the installation extended.

Furthermore, the end part of the pipeline is fixed with a screw cylinder, the screw cylinder is in thread fit connection with an adjacent assembly screw cylinder, one end of the screw cylinder, which is far away from the end part of the pipeline, is horizontally fixed with a broaching ring, and a fixing screw matched with a screw hole is installed on the broaching ring through vertical threads.

And then the end fixing through the pipeline has a spiral shell section of thick bamboo, and a spiral shell section of thick bamboo is connected with adjacent equipment spiral shell section of thick bamboo screw-thread fit, and the one end level that the pipeline tip was kept away from to a spiral shell section of thick bamboo is fixed with the trompil ring, and the set screw that the cooperation screw was installed to vertical screw thread on the trompil ring makes things convenient for the later stage to carry out pipeline and seal assembly's fixed mounting fast, improves the convenience and the stability of installation.

Further, the adjacent horizontal planes of the flange rings on the two pipelines are both vertically provided with screws, and the flange rings are connected with the ends of the adjacent screws through bearings.

And then all vertically be provided with the screw rod on the adjacent horizontal plane of flange ring on two pipelines, flange ring and adjacent screw rod tip pass through the bearing and are connected for support adjust the interval between two pipelines.

Furthermore, the adjacent ends of the screws are vertically provided with connecting screw cylinders, and the connecting screw cylinders are assembled and connected with the adjacent screw threads.

And then through the adjacent end vertical connection screw barrel that is provided with of screw rod, connect screw barrel and adjacent screw rod screw thread equipment connection to make things convenient for the later stage to support the interval between two pipelines, the interval of being convenient for adjust the use improves the flexibility.

Compared with the prior art, the utility model has the beneficial effects that: the utility model

When the pipeline sealing structure for oil extraction in the oil field is used, the assembled screw cylinders at two ends of the sealing assembly are assembled and connected with screw cylinders on adjacent pipelines to be assembled in a threaded manner, then the pull hole ring and the flange ring are fixed by using the fixing screws, then the distance between the two adjacent pipelines to be assembled is adjusted in a sliding manner according to the distance between the two adjacent pipelines to be assembled, the screwing depth of the screw rod in the pull cylinder is adjusted by rotating the connecting screw cylinders, so that the distance between the two sealing cylinders in the pull cylinder is fixed, two oil pumping pipes can be rapidly assembled in a sealing manner, the installation convenience and adjustment flexibility are improved, the connection tightness is improved, the leakage is avoided, the defects that the existing joint connection of the oil pumping pipes is mostly assembled and connected through the clamp are overcome, the connection tightness is poor, the adjustability is poor, the installation is inconvenient, the replacement is inconvenient and the joint is not sealed, the leakage is easy to happen in the later period.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of an exploded structure of the present invention;

FIG. 3 is a schematic view of the structure of a pipe in an embodiment of the present invention;

fig. 4 is a schematic structural view of a seal assembly in an embodiment of the present invention.

In the figure: 1. a pipeline; 11. a screw cylinder; 12. a broaching ring; 13. a set screw; 2. a seal assembly; 21. assembling a screw cylinder; 22. a flange ring; 23. a screw hole; 24. pulling the cylinder; 241. inserting a rod; 242. a rubber ring; 25. a sealing cylinder; 251. a grommet; 26. a screw; 27. and (4) connecting the screw cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, 2, 3 and 4, a pipeline sealing structure for oil extraction in an oil field comprises a pipeline 1 and a sealing assembly 2, wherein the sealing assembly 2 is arranged between the two pipelines 1, the sealing assembly 2 comprises two assembly screw cylinders 21, a flange ring 22, a pull cylinder 24 and a sealing cylinder 25, the flange ring 22 is horizontally fixed at the end part of each of the two assembly screw cylinders 21 close to the adjacent pipeline 1, a plurality of screw holes 23 are formed in the vertical threads of the flange ring 22, the two assembly screw cylinders 21 are respectively connected to the adjacent pipelines 1, the pull cylinder 24 and the sealing cylinder 25 are respectively vertically fixed at the adjacent end parts of the two assembly screw cylinders 21, and the sealing cylinder 25 is vertically inserted into the pull cylinder 24.

Furthermore, when the pipeline sealing structure for oil extraction in the oil field is used, the assembly screw barrels 21 at two ends of the sealing assembly 2 are in threaded assembly connection with the screw barrels 11 on the adjacent pipelines 1 to be assembled, then the broaching ring 12 and the flange ring 22 are fixed by the fixing screws 13, then the distance between the sealing barrels 25 in the pulling barrels 24 is adjusted in a sliding mode according to the distance between the two adjacent pipelines 1 to be assembled, then the screwing depth of the screw rods 26 is adjusted by rotating the connecting screw barrels 27, the distance between the two sealing barrels 25 in the pulling barrels 24 is fixed, two oil extraction pipes can be assembled in a sealing mode rapidly, the installation convenience and the adjustment flexibility are improved, the connection sealing performance is improved, and leakage is avoided.

Referring to fig. 4, a plurality of insertion rods 241 are uniformly and vertically fixed on the inner bottom surface of the pulling barrel 24, and a rubber ring 242 is fixed on the inner bottom surface of the pulling barrel 24.

And then evenly vertically be fixed with many inserted bars 241 on the inside bottom surface through slide 24, be fixed with rubber ring 242 on the inside bottom surface of slide 24, the sealed section of thick bamboo 25 of the later stage of being convenient for is sealed the interval between slide 24, guarantees sealed tightness.

Referring to fig. 4, a plug ring 251 is horizontally fixed at the top end of the sealing cylinder 25, the plug ring 251 is horizontally disposed right above the rubber ring 242, and a plug hole matching with the plug rod 241 is vertically formed on the plug ring 251.

And then be fixed with jack ring 251 through the top level of sealed section of thick bamboo 25, jack ring 251 level sets up directly over rubber ring 242, and the jack of cooperation inserted bar 241 is vertically seted up on jack ring 251 to make things convenient for the sealed section of thick bamboo 25 of vertical direction to slide in slide extension in slide tube 24, thereby improve the flexibility that the installation extended.

Referring to fig. 3, a screw cylinder 11 is fixed at an end of the pipeline 1, the screw cylinder 11 is in threaded fit connection with an adjacent assembly screw cylinder 21, a pull ring 12 is horizontally fixed at one end of the screw cylinder 11 far away from the end of the pipeline 1, and a fixing screw 13 matched with a screw hole 23 is vertically and threadedly installed on the pull ring 12.

And then the end fixing through pipeline 1 has a spiral shell section of thick bamboo 11, and spiral shell section of thick bamboo 11 is connected with the 21 screw-thread fit of adjacent equipment spiral shell section of thick bamboo, and the one end level that pipeline 1 tip was kept away from to spiral shell section of thick bamboo 11 is fixed with the trompil ring 12 that draws, and the set screw 13 that vertical threaded mounting had cooperation screw 23 on the trompil ring 12 makes things convenient for the later stage to carry out the fixed mounting of pipeline 1 and seal assembly 2 fast, improves the convenience and the stability of installation.

Referring to fig. 4, screws 26 are vertically arranged on the adjacent horizontal planes of the flange rings 22 on the two pipelines 1, and the flange rings 22 are connected with the ends of the adjacent screws 26 through bearings.

And then all vertically be provided with screw rod 26 on the adjacent horizontal plane through flange ring 22 on two pipelines 1, flange ring 22 passes through the bearing with adjacent screw rod 26 tip and is connected for support adjust the interval between two pipelines 1.

Referring to fig. 4, a connecting screw cylinder 27 is vertically disposed at the adjacent end of the screw 26, and the connecting screw cylinder 27 is threadedly assembled with the adjacent screw 26.

And then through the adjacent end vertical connection screw barrel 27 that is provided with of screw rod 26, connect screw barrel 27 and adjacent screw rod 26 screw thread equipment connection to make things convenient for the later stage to support the interval between two pipelines 1, the interval of being convenient for adjust and use improves the flexibility.

The working principle is as follows: when the pipeline sealing structure for oil extraction in the oil field is used, the assembling screw cylinders 21 at two ends of the sealing assembly 2 are in threaded assembling connection with the screw cylinders 11 on the adjacent pipelines 1 to be assembled, then the broaching rings 12 and the flange rings 22 are fixed by the fixing screws 13, then the distance between the sealing cylinders 25 in the pulling cylinders 24 is adjusted in a sliding mode according to the distance between the two adjacent pipelines 1 to be assembled, and then the connecting screw cylinders 27 are rotated to adjust the screwing depth of the screw rods 26, so that the distance between the two sealing cylinders 25 in the pulling cylinders 24 is fixed.

The device obtained by the design can basically meet the requirements of rapidly sealing and assembling two oil pumping pipes, the installation convenience and the adjustment flexibility are improved, the connection sealing performance is improved, and the leakage is avoided.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an oil field is seal structure of pipeline for oil recovery, includes pipeline (1), its characterized in that: the pipeline sealing device is characterized by further comprising a sealing assembly (2), the sealing assembly (2) is arranged between the two pipelines (1), the sealing assembly (2) comprises two assembling screw cylinders (21), a flange ring (22), a pull cylinder (24) and a sealing cylinder (25), the flange ring (22) is horizontally fixed at the end part of each assembling screw cylinder (21) close to the adjacent pipeline (1), a plurality of screw holes (23) are formed in the flange ring (22) in a vertical threaded mode, the two assembling screw cylinders (21) are respectively connected onto the adjacent pipelines (1), the end parts of the two assembling screw cylinders (21) adjacent to each other are respectively vertically fixed with the pull cylinder (24) and the sealing cylinder (25), and the sealing cylinder (25) is vertically inserted into the pull cylinder (24).

2. The oil field oil extraction pipe sealing structure according to claim 1, characterized in that a plurality of insert rods (241) are uniformly and vertically fixed on the inner bottom surface of the pulling cylinder (24), and a rubber ring (242) is fixed on the inner bottom surface of the pulling cylinder (24).

3. The oil field oil extraction pipeline sealing structure according to claim 2, characterized in that a jack ring (251) is horizontally fixed at the top end of the sealing cylinder (25), the jack ring (251) is horizontally arranged right above the rubber ring (242), and a jack matched with the plug rod (241) is vertically arranged on the jack ring (251).

4. The oil field oil extraction pipeline sealing structure according to claim 1, characterized in that a screw cylinder (11) is fixed at the end of the pipeline (1), the screw cylinder (11) is in threaded fit connection with an adjacent assembly screw cylinder (21), a broaching ring (12) is horizontally fixed at one end of the screw cylinder (11) far away from the end of the pipeline (1), and a fixing screw (13) matched with the screw hole (23) is vertically and threadedly installed on the broaching ring (12).

5. The oil field oil extraction pipeline sealing structure according to claim 1, characterized in that the adjacent horizontal planes of the flange rings (22) on the two pipelines (1) are vertically provided with screws (26), and the flange rings (22) are connected with the ends of the adjacent screws (26) through bearings.

6. The sealing structure of the pipeline for oil extraction in the oil field according to claim 5, wherein a connecting screw cylinder (27) is vertically arranged at the adjacent end of the screw (26), and the connecting screw cylinder (27) is in threaded assembly connection with the adjacent screw (26).