Petroleum pipeline repairing device

Abstract

The utility model discloses a petroleum pipeline repairing device, which belongs to the technical field of petroleum pipeline transportation and comprises an upper shell and a lower shell, the upper shell and the lower shell are semicircular, butt joint lugs are respectively welded at two ends of the upper shell and the lower shell, the butt joint lugs at one end are connected through a hinge, and the butt joint lugs at the other end are connected through a connecting component; sealing sleeves are arranged in the upper shell and the lower shell, patching pieces are arranged on the sides, away from the upper shell and the lower shell, of the sealing sleeves, and channels are formed in the sealing sleeves and can penetrate through the patching pieces; the upper shell and the lower shell are each provided with an input pipe, the input pipes are connected with the channels of the sealing sleeves, and the input pipes are provided with sealing plugs matched with the input pipes. The patching pieces in the sealing sleeves on the inner sides of the upper shell and the lower shell are adopted, a high-strength lining layer is formed, an air heater is connected through an input pipe, hot air heats the patching pieces through channels in the sealing sleeves, the patching pieces are made to be attached to an original petroleum pipeline, leakage of crude oil is effectively prevented, and the overall sealing performance of the pipeline is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of petroleum pipeline transportation, and particularly relates to a petroleum pipeline repairing device. BACKGROUND

[0002] In the field of oil transportation, pipelines are indispensable transportation tools. However, the pipelines may be perforated or ruptured due to corrosion, external force impact and other reasons during long-term use, which not only causes oil leakage and economic losses, but also may cause damage to the environment. In the face of these unexpected situations, timely repair or replacement of the pipelines is crucial. Due to the flammable nature of the liquid in the oil pipeline, traditional welding repair methods are not applicable; and replacement of the pipeline not only interrupts production, but also is complex and costly.

[0003] The present application aims to design a novel petroleum pipeline repair device to solve the problems in the prior art and improve the efficiency of pipeline repair. SUMMARY

[0004] To solve the above-mentioned problems, the utility model discloses a petroleum pipeline repairing device, adopts the repair patch in the sealing sleeve inside the upper shell and the lower shell, and is tightly attached to the inner wall of the pipeline to form a high-strength lining layer. The hot air passes through the channel inside the sealing sleeve to heat the repair patch, so that the repair patch is attached to the original petroleum pipeline, effectively preventing oil leakage and enhancing the overall sealing performance of the pipeline.

[0005] To achieve the above-mentioned purposes, the specific technical solutions of the present application are as follows:

[0006] A petroleum pipeline repairing device comprises an upper shell and a lower shell, the upper shell and the lower shell are semicircular and each has a butt joint lug welded at both ends, one end of the butt joint lug is connected through a hinge, and the other end is connected through a connecting assembly; a sealing sleeve is arranged inside the upper shell and the lower shell, a repair patch is arranged on the side of the sealing sleeve away from the upper shell and the lower shell, a channel is arranged inside the sealing sleeve and can penetrate the repair patch; one input pipe is arranged on the upper shell and the lower shell respectively, the input pipe is connected with the channel of the sealing sleeve, and the input pipe is provided with a sealing plug matched therewith.

[0007] Based on the above technical features, preferably, detachable support frames are arranged below the butt joint lugs on both sides of the lower shell, and the two support frames can be independently adjusted to pad the lower shell to be more stable.

[0008] Based on the above technical features, preferably, a protective paper film is attached to the surface of the repair patch before use.

[0009] Based on the above technical features, preferably, a galvanized coating is coated on the surface of the upper shell, the lower shell and the butt joint lug to improve the durability and reliability of the device in harsh environments.

[0010] Based on the above technical features, preferably, the connecting assembly is a quick locking mechanism, which comprises at least one locking pin capable of being quickly inserted into the locking hole of the butt joint ear to realize quick fixing.

[0011] Compared with the prior art, the application has the following beneficial effects:

[0012] The application adopts the repair patch in the inner sealing sleeve of the upper shell and the lower shell to form a high-strength inner lining layer, connects a hot air blower through an input pipe, and heats the repair patch through the channel in the inner sealing sleeve, so that the repair patch is attached to the original oil pipeline, effectively preventing the leakage of crude oil and enhancing the overall sealing performance of the pipeline.

[0013] After the input pipe is sealed by the sealing plug, the sealing sleeve further protects the repaired oil pipeline in the upper shell and the lower shell.

[0014] The outermost upper shell and the lower shell are connected to the broken pipeline outside through the plastic locking mechanism, which is convenient and quick and improves the efficiency of pipeline repair. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the oil pipeline repair device.

[0016] LIST OF FIGURES

[0017] 1, upper shell; 2, lower shell; 3, butt joint ear; 4, hinge; 5, locking pin; 6, locking hole; 7, sealing sleeve; 701, channel; 8, repair patch; 9, input pipe; 10, sealing plug; 11, support frame. DETAILED DESCRIPTION

[0018] The application will be further illustrated below in combination with the drawings and specific embodiments, and it should be understood that the following specific embodiments are only used to illustrate the application and not to limit the scope of the application.

[0019] It should be noted that the words "upper", "lower", "left", "right", "front" and "back" used in the following description refer to the directions in the drawings, and the words "inner" and "outer" refer to the directions towards or away from the geometric center of a particular component. In addition, the terms "mounting", "connecting", and "connecting" should be interpreted broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0020] AsFigure 1 As shown in the figure, a kind of oil pipeline repairing device, including upper shell 1 and lower shell 2, the upper shell 1 and lower shell 2 are semicircular and each end is welded with butt ear 3, one end butt ear 3 is connected through hinge 4, the other end is connected through connecting assembly. Preferably, the connecting assembly is quick locking mechanism, the mechanism includes at least one locking pin 5, the locking pin 5 can be quickly inserted into the locking hole 6 of butt ear, to realize quick fixing. The inner diameter formed by the upper shell 1 and lower shell 2 is sealedly connected with oil pipeline.

[0021] The upper shell 1 and lower shell 2 are provided with sealing sleeve 7, after locking the upper shell 1 and lower shell 2, sealing sleeve 7 can form the function of protecting inner lining between the upper shell 1 and lower shell 2 and oil pipeline. The side of sealing sleeve 7 away from the upper shell 1 and lower shell 2 is provided with repair patch 8, the inside of sealing sleeve 7 is provided with channel 701 capable of penetrating to repair patch 8;The upper shell 1 and lower shell 2 are respectively provided with one input pipe 9, the input pipe 9 is connected with the channel 701 of sealing sleeve 7. Connect hot air machine through input pipe, hot air passes through the channel in the inside of sealing sleeve, heats repair patch, so that repair patch is combined with original oil pipeline, effectively prevents the leakage of crude oil, enhances the overall sealing performance of pipeline, then removes hot air machine, the input pipe 9 is provided with sealing plug 10 matched with it, and the input pipe is sealed.

[0022] Preferably, the lower shell is provided with detachable support frame 11 below the butt ear on both sides, and the support frames on both sides can be independently adjusted to pad the lower shell to be more stable.

[0023] Preferably, the repair patch is pasted with protective paper film on the surface before use, the protective paper film is torn off and combined with the oil pipeline, and then the upper shell and the lower shell are locked.

[0024] Preferably, the upper shell and the lower shell and the butt ear are coated with zinc plating layer on the surface, so as to improve the durability and reliability of the device in harsh environment.

[0025] As described above, the present application has the advantages of simple structure, the repair patch in the inside of the upper shell and the lower shell is combined with the inner wall of the pipeline tightly, a high-strength inner lining is formed, the hot air machine is connected through the input pipe of the upper shell, the hot air passes through the channel in the inside of the sealing sleeve, heats the repair patch, the air is discharged from the input pipe of the lower shell, so that the repair patch is combined with the original oil pipeline, effectively prevents the leakage of crude oil, enhances the overall sealing performance of pipeline, the upper shell and the lower shell are connected quickly and change, and the oil pipeline is quickly repaired.

[0026] It should be pointed out that the drawings only illustrate the technical idea of the present application and cannot limit the protection scope of the present application by the shapes, and for those skilled in the art, several improvements and refinements can be made without departing from the principle of the present application, and these improvements and refinements all fall within the protection scope of the claims of the present application.

Claims

1. An apparatus for repairing a petroleum pipeline, the apparatus comprising: The application relates to a portable and foldable medical treatment device, which comprises an upper shell and a lower shell, the upper shell and the lower shell are semicircular and each is welded with butt ears at two ends, one end of the butt ears is connected through a hinge, and the other end is connected through a connecting assembly; a sealing sleeve is arranged in the upper shell and the lower shell, a wound patch is arranged on the side of the sealing sleeve away from the upper shell and the lower shell, the inside of the sealing sleeve is provided with a channel capable of penetrating the wound patch; the upper shell and the lower shell are respectively provided with an input pipe, the input pipe is connected with the channel of the sealing sleeve, and the input pipe is matched with a sealing plug.

2. A petroleum pipeline repair apparatus according to claim 1, wherein: Detachable supporting frames are arranged below the butt ears on the two sides of the lower shell, and the supporting frames on the two sides can be independently adjusted.

3. A petroleum pipeline repair apparatus as defined in claim 1, wherein: The surface of the wound patch is pasted with a protective paper film before use.

4. A petroleum pipeline repair apparatus as defined in claim 1, wherein: The surfaces of the upper shell, the lower shell and the butt ears are coated with a zinc plating layer.

5. A petroleum pipeline repair apparatus as defined in claim 1, wherein: The connecting assembly is a quick locking mechanism, which comprises at least one locking pin capable of being quickly inserted into a locking hole of the butt ear.

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