CN112547702A - Laser cleaning device for seabed oil and gas pipeline - Google Patents
Laser cleaning device for seabed oil and gas pipeline Download PDFInfo
- Publication number
- CN112547702A CN112547702A CN202011426741.8A CN202011426741A CN112547702A CN 112547702 A CN112547702 A CN 112547702A CN 202011426741 A CN202011426741 A CN 202011426741A CN 112547702 A CN112547702 A CN 112547702A
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- pipeline
- laser
- cleaning device
- laser cleaning
- cabin body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the field of laser cleaning equipment, in particular to a laser cleaning device for a submarine oil and gas pipeline, which is designed for pipeline cleaning, does not need manual direct operation, and can clean the pipeline conveniently and quickly. Seabed oil gas pipeline laser belt cleaning device, including the power cabin body and pipeline connecting device, the power cabin body is connected with pipeline connecting device, pipeline connecting device is equipped with convex joint portion, joint portion inboard is equipped with the laser head. The joint portion can be directly connected to the outside of the pipeline, is driven by the power cabin body, moves along the pipeline, and cleans the surface of the pipeline through the laser head, so that the cleaning and maintenance of the surface of the pipeline can be realized quickly.
Description
Technical Field
The invention relates to the field of laser cleaning equipment, in particular to a laser cleaning device for a submarine oil and gas pipeline.
Background
The submarine pipeline is a pipeline for continuously conveying a large amount of oil gas on the seabed through a closed pipeline, is a main component part of an offshore oil gas system, and is also the fastest, safest, most economical and reliable offshore oil gas transportation mode. The pipelines are difficult to inspect and maintain because of being positioned on the seabed; and part of pipelines are not positioned in the seabed soil, so that the pipelines are easily corroded by oceans and plankton. Although the surface area of the oil and gas pipeline is not large in a certain length, the oil and gas pipeline is inconvenient to clean due to the long extension length of the oil and gas pipeline. If a manual cleaning mode is adopted, an operator is difficult to stay underwater for a long time, the efficiency is difficult to guarantee, more safety equipment is required for personnel to drain, the cost is high, and certain potential safety hazards still exist.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the laser cleaning device for the seabed oil and gas pipeline, which is designed for pipeline cleaning, does not need manual direct operation, and can clean the pipeline conveniently and quickly.
The scheme provided by the invention is as follows:
seabed oil gas pipeline laser belt cleaning device, including the power cabin body and pipeline connecting device, the power cabin body is connected with pipeline connecting device, pipeline connecting device is equipped with convex joint portion, joint portion inboard is equipped with the laser head. The joint portion can be directly connected to the outside of the pipeline, is driven by the power cabin body, moves along the pipeline, and cleans the surface of the pipeline through the laser head, so that the cleaning and maintenance of the surface of the pipeline can be realized quickly.
Preferably, the clamping portion is provided with an opening, a plurality of guide wheels are arranged on the inner side of the clamping portion, and the guide wheels are protruded on the inner side surface of the clamping portion. The guide pulley can make joint portion more smooth and easy at the pipeline surface motion to make laser head and pipeline surface keep the certain distance, the laser focus of being convenient for, the cleaning performance is better.
Preferably, a plurality of the guide wheels are positioned on the same arc, and the angle of the arc is larger than 180 degrees. The extension angle of guide pulley is greater than the semicircle, consequently can rely on the guide pulley with this device joint on the pipeline.
Preferably, the guide wheel is a universal wheel. The universal wheels can roll along a plurality of angles, so that the device can move along the pipeline in the transverse direction when being disassembled and assembled, or the device can move along the longitudinal direction of the pipeline in the extending direction when working.
Preferably, the guide wheel comprises a main rotating shaft and a wheel body, the wheel body is rotatably connected with the main rotating shaft, the axis of the wheel body is perpendicular to the axis of the main rotating shaft, and the main rotating shaft is provided with a locking device. The locking device can lock the wheel body to rotate around the main rotating shaft after the device is installed, so that the device can move more stably in the working process.
Preferably, the power cabin body is provided with a motor and a propeller. The power cabin body is propelled through the propeller.
Preferably, the propeller comprises a power shaft and a plurality of blades, the plurality of blades are arranged around the power shaft along the circumferential direction, the blades are rotatably connected with the power shaft, and the rotating axis is perpendicular to the axial direction of the power shaft. The angle of the blades can be adjusted, and the angle of the blades can be adjusted according to the actual condition of the pipeline, so that the advancing speed of the power cabin body is changed.
Preferably, set up laser generator in the power cabin body, laser generator passes through fiber connection with the laser head. The power cabin body is internally provided with the laser generator, so that laser can be directly generated to clean the pipeline, the connection with the external laser generator is not needed, and the structure is more compact.
Preferably, the power cabin body is provided with a cable connected with the outside, and an optical fiber connected with the laser head is arranged in the cable. The power cabin body can be not internally provided with a laser generator, the external laser generator is connected through a cable to carry out cleaning operation, and the laser generator can be arranged on a ship above the water surface. The volume and the weight of the power cabin body are simplified, and the movement is more portable.
The invention has the following beneficial effects:
1. the device is connected with a submarine oil and gas pipeline through a pipeline connecting device, and the arc-shaped clamping part can be fully attached to the surface of the pipeline to perform surface laser cleaning on the pipeline;
2. the power cabin body can move under the water, and continuous cleaning is carried out along the extending direction of the pipeline, so that the efficiency is higher.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a fixing device according to another embodiment;
FIG. 3 is a schematic view of a guide wheel construction.
In the figure: 1-power cabin body, 2-pipeline connecting device, 11-power shaft, 12-blade, 21-clamping part, 22-guide wheel, 23-main rotating shaft, 24-wheel body and 25-locking device.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1, the laser cleaning device for a submarine oil and gas pipeline provided in this embodiment includes a power cabin 1 and a pipeline connecting device 2, the power cabin 1 is connected to the pipeline connecting device 2, the pipeline connecting device 2 is provided with a circular arc-shaped clamping portion 21, and a laser head is arranged inside the clamping portion 21. A laser generator is arranged in the power cabin body 1 and connected with a laser head through an optical fiber.
The clamping portion 21 is provided with an opening, the inner side of the clamping portion 21 is provided with a plurality of guide wheels 22, and the guide wheels 22 protrude on the inner side surface of the clamping portion 21. The guide wheels 22 are located on the same arc, the angle of which is greater than 180 °. The guide wheel 22 is a universal wheel. The guide wheel 22 comprises a main rotating shaft 23 and a wheel body 24, the wheel body 24 is rotatably connected with the main rotating shaft 23, the axis of the wheel body 24 is perpendicular to the axis of the main rotating shaft 23, and the main rotating shaft 23 is provided with a locking device 25.
The power cabin body 1 is provided with a motor and a propeller. The propeller comprises a power shaft 11 and a plurality of blades 12, wherein the blades 12 are arranged around the power shaft 11 along the circumferential direction, the blades 12 are rotatably connected with the power shaft 11, and the rotating axis is vertical to the axial direction of the power shaft 11.
The working principle of the invention is as follows:
before the device is put into operation, the device is firstly put into water and connected with an oil-gas pipeline. When in connection, the device can be fixed with the pipeline through a plurality of guide wheels 22 on the clamping part 21 and can move along the extending direction of the pipeline through the guide wheels 22. After the device is installed, equipment and personnel for installation can be evacuated, the subsequent cleaning process does not need the personnel to submerge underwater for operation, and after the laser generator is started, the laser head can clean the surface of the pipeline. The whole device is propelled to advance by the power cabin body 1 through the propeller, so that the device can carry out continuous laser cleaning along the pipeline.
Example two
As shown in fig. 2, in the present embodiment, the power cabin 1 is provided with a cable for connecting with the outside, and the cable is provided with an optical fiber for connecting with the laser head. The laser generator, the power supply and other equipment are carried above the water surface through the ship, and the cable is connected to the ship above the water surface, so that the transmission of laser and electric power is realized. The other parts of this embodiment are substantially the same as those of the first embodiment.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. Seabed oil gas pipeline laser belt cleaning device, its characterized in that: the laser welding machine comprises a power cabin body and a pipeline connecting device, wherein the power cabin body is connected with the pipeline connecting device, the pipeline connecting device is provided with a circular arc-shaped clamping part, and a laser head is arranged on the inner side of the clamping part.
2. The subsea hydrocarbon pipeline laser cleaning device of claim 1, wherein: the clamping portion is provided with an opening, a plurality of guide wheels are arranged on the inner side of the clamping portion, and the guide wheels protrude on the inner side surface of the clamping portion.
3. The subsea hydrocarbon pipeline laser cleaning device of claim 2, wherein: the guide wheels are positioned on the same arc, and the angle of the arc is larger than 180 degrees.
4. The subsea hydrocarbon pipeline laser cleaning device of claim 3, wherein: the guide wheel is a universal wheel.
5. The subsea hydrocarbon pipeline laser cleaning device of claim 4, wherein: the guide wheel comprises a main rotating shaft and a wheel body, the wheel body is rotatably connected with the main rotating shaft, the axis of the wheel body is perpendicular to the axis of the main rotating shaft, and the main rotating shaft is provided with a locking device.
6. The subsea hydrocarbon pipeline laser cleaning device of claim 1, wherein: the power cabin body is provided with a motor and a propeller.
7. The subsea hydrocarbon pipeline laser cleaning device of claim 5, wherein: the propeller comprises a power shaft and a plurality of blades, the blades are arranged around the power shaft along the circumferential direction, the blades are rotatably connected with the power shaft, and the rotating axis is vertical to the axial direction of the power shaft.
8. The subsea hydrocarbon pipeline laser cleaning device of claim 1, wherein: the power cabin is internally provided with a laser generator, and the laser generator is connected with the laser head through an optical fiber.
9. The subsea hydrocarbon pipeline laser cleaning device of claim 1, wherein: the power cabin body is provided with a cable connected with the outside, and an optical fiber connected with the laser head is arranged in the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426741.8A CN112547702A (en) | 2020-12-09 | 2020-12-09 | Laser cleaning device for seabed oil and gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011426741.8A CN112547702A (en) | 2020-12-09 | 2020-12-09 | Laser cleaning device for seabed oil and gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112547702A true CN112547702A (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011426741.8A Pending CN112547702A (en) | 2020-12-09 | 2020-12-09 | Laser cleaning device for seabed oil and gas pipeline |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190030578A1 (en) * | 2017-07-31 | 2019-01-31 | Brian McRaney | System for laser treating a pipe surface |
| CN109647817A (en) * | 2018-12-17 | 2019-04-19 | 范建明 | A kind of pipe detection sweeping robot and its control system |
| CN109795647A (en) * | 2019-01-29 | 2019-05-24 | 山东大学 | Electromagnetic adsorption-thrust by airscrew underwater cleaning robot |
| CN109895974A (en) * | 2019-04-08 | 2019-06-18 | 江苏科技大学 | A kind of suction type propeller cleaning device |
| CN111389820A (en) * | 2020-04-19 | 2020-07-10 | 中国民航大学 | Metal oil gas pipeline surface laser paint removing equipment |
| CN111975204A (en) * | 2020-08-24 | 2020-11-24 | 北京石油化工学院 | Laser-arc composite additive manufacturing and maintaining system and method for submarine pipeline |
| CN112170392A (en) * | 2020-10-19 | 2021-01-05 | 河南中烟工业有限责任公司 | Outer pipeline cleaning robot |
-
2020
- 2020-12-09 CN CN202011426741.8A patent/CN112547702A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190030578A1 (en) * | 2017-07-31 | 2019-01-31 | Brian McRaney | System for laser treating a pipe surface |
| CN109647817A (en) * | 2018-12-17 | 2019-04-19 | 范建明 | A kind of pipe detection sweeping robot and its control system |
| CN109795647A (en) * | 2019-01-29 | 2019-05-24 | 山东大学 | Electromagnetic adsorption-thrust by airscrew underwater cleaning robot |
| CN109895974A (en) * | 2019-04-08 | 2019-06-18 | 江苏科技大学 | A kind of suction type propeller cleaning device |
| CN111389820A (en) * | 2020-04-19 | 2020-07-10 | 中国民航大学 | Metal oil gas pipeline surface laser paint removing equipment |
| CN111975204A (en) * | 2020-08-24 | 2020-11-24 | 北京石油化工学院 | Laser-arc composite additive manufacturing and maintaining system and method for submarine pipeline |
| CN112170392A (en) * | 2020-10-19 | 2021-01-05 | 河南中烟工业有限责任公司 | Outer pipeline cleaning robot |
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Application publication date: 20210326 |
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