CN113236861A - Be applied to instrument of drawing near of connector under water - Google Patents
Be applied to instrument of drawing near of connector under water Download PDFInfo
- Publication number
- CN113236861A CN113236861A CN202110328205.2A CN202110328205A CN113236861A CN 113236861 A CN113236861 A CN 113236861A CN 202110328205 A CN202110328205 A CN 202110328205A CN 113236861 A CN113236861 A CN 113236861A
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- tool
- hydraulic
- subassembly
- frame
- inverted
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1428—Cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/17—Characterised by the construction of the motor unit of the straight-cylinder type of differential-piston type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/16—Laying or reclaiming pipes on or under water on the bottom
- F16L1/161—Laying or reclaiming pipes on or under water on the bottom the pipe being composed of sections of short length
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a drawing-in tool applied to an underwater connector, which is arranged between a second installation position of the underwater connector and a first installation position of a lower flange frame, and comprises: transfer piece, fly head subassembly, link and the subassembly of drawing near, transfer the piece and be the type of falling U structure frame, fly head subassembly detachable and connect on the type of falling U structure frame, the number of link is two and articulates respectively at the both ends of the type of falling U structure frame, the number of the subassembly of drawing near is two and is connected with two link one-to-ones respectively, wherein the subassembly of drawing near is placed on first mounted position and second mounted position. The pulling-up tool disclosed by the invention adopts a double-hydraulic-cylinder driving mode, the overturning force is effectively reduced, and meanwhile, the pulling-up tool is strong in reliability, high in use safety coefficient and long in service cycle.
Description
Technical Field
The invention relates to the technical field of marine petroleum engineering, in particular to a drawing-in tool applied to an underwater connector.
Background
Since the introduction of human beings into the industrial society, the demand for energy represented by petroleum is continuously increasing. However, as petroleum is a non-renewable resource, the limited petroleum resources on land have been unable to meet the increasing demand of human beings with continuous consumption. Therefore, the exploration and development of marine oil and gas resources have become the focus and focus of attention of industrial countries in the world.
At present, abundant oil and gas fields are found in the east sea, the yellow sea and the south sea of China, and can become important supply places of future energy, and simultaneously, the China has marine disputes with many countries around, and under the framework of 'common development', only the technical advantages are obtained, the exploitation can be preferentially carried out, and the right of our country is obtained. Meanwhile, China is also one of the largest crude oil entry countries in the world, and the development of ocean oil fields is also of great significance for solving the problem that energy is restricted by people in China.
Compared with the strong country, the manufacturing industry and the economic technology of marine equipment in China have huge gaps in all aspects, which is very unfavorable for the development of marine resources in China, and in order to fully enjoy the autonomy, the marine equipment is not restricted by people in all aspects, so that the marine equipment is required to timely solve the technical problem and has the autonomous technology in the marine equipment technology.
Subsea production systems are an important part of marine equipment. With the development of oceans from offshore to deep sea to blue sea, the technical difficulty is gradually increased, a large number of pipelines are required for the exploitation and transportation of petroleum and natural gas, the installation of the pipelines is a very important part of the oceans production, the pipelines are also main channels for crude oil transportation, the pipeline connection technology is a very key technology, the connection technology is gradually developed, a large number of novel connectors emerge, and unmanned rapid and reliable connection of the pipelines becomes the trend of the existing underwater connectors. However, the underwater pipeline connector in use at present is inconvenient to use, has larger error in the drawing-in process and lower use safety factor.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. In view of the above, the present invention needs to provide a pulling-up tool applied to an underwater connector, which employs a dual hydraulic cylinder driving manner, effectively reduces an overturning force, and has the advantages of strong reliability, high safety factor, and long service cycle.
The invention provides a drawing-in tool applied to an underwater connector, which is arranged between a second installation position of the underwater connector and a first installation position of a lower flange frame, and comprises: transfer piece, flying head subassembly, link and the subassembly of drawing near, transfer the piece for falling U type structure frame, flying head subassembly detachable connects fall U type structure frame is last, the number of link is two and articulates respectively fall U type structure frame's both ends, the number of drawing near the subassembly be two and respectively with two the link one-to-one is connected, wherein draw near the subassembly place in first mounted position with on the second mounted position.
According to one embodiment of the invention, the inverted U-shaped structure frame is provided with a mounting hole.
According to one embodiment of the invention, the flying head assembly comprises a hydraulic flying head, a hydraulic flying head sleeve and a pressing cover, wherein one end of the hydraulic flying head is inserted into the pressing cover, penetrates through the mounting hole in the inverted U-shaped structure frame and is connected with the hydraulic flying dragon sleeve on the other side of the inverted U-shaped structure frame.
According to one embodiment of the invention, the connecting frame comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and one end of the second connecting rod are both hinged with the inverted U-shaped structural frame, the other end of the first connecting rod is connected with the front end of the approaching assembly, and the other end of the second connecting rod is connected with the rear end of the approaching assembly.
According to one embodiment of the invention, the angle between the inverted U-shaped structural frame and a vertical plane along the vertical direction ranges from 0 degree to 65 degrees.
According to one embodiment of the invention, the drawing assembly comprises a hydraulic cylinder and a positioning semicircular plate, the hydraulic cylinder comprises a cylinder body and a piston rod, one end of the piston rod is inserted into the cylinder body, the other end of the piston rod is provided with a connector, and the positioning semicircular plate is half-wrapped on the cylinder body and is arranged close to the connector.
According to one embodiment of the invention, the surface of the hydraulic cylinder is subjected to electroplating treatment, wherein the electroplating treatment is performed in the sequence that a dark nickel layer is plated on the surface of the hydraulic cylinder, and then a bright nickel layer is plated on the outer surface of the dark nickel layer.
According to one embodiment of the invention, the piston rod is a chrome plated rod.
The invention relates to a pulling-up tool applied to an underwater connector, which is directed at the pulling-up process of a horizontal hoop connector and a lower flange in the underwater installation step and plays a role in pulling up and separating the connector and the lower flange in the follow-up work of disassembling and installing a sealing ring; the hydraulic system for simultaneously driving the hydraulic cylinder and the hydraulic flying head adopts a synchronous loop controlled by the branch flow dividing valve, so that the speed of the double hydraulic cylinders during the drawing can be synchronized, and the reliability of the drawing tool is improved; the lowering piece can rotate 65 degrees when in use, so that the subsequent working efficiency of the ROV wrench is improved; the oil circuit of the drawing tool is arranged inside the inverted U-shaped structural frame, so that the oil circuit can be protected, and the safety and the quality of a project can be ensured; the surface of the hydraulic cylinder in the drawing assembly is subjected to electroplating treatment, so that the wear resistance and the corrosion resistance of the hydraulic cylinder are improved, and the service cycle of the drawing tool is prolonged.
Drawings
Fig. 1 is a schematic view of a pull-up tool for use with a subsea connector according to the present invention.
Fig. 2 is a schematic diagram of a hydraulic system in a pulling-up tool for a subsea connector according to the present invention.
Fig. 3 is an exploded view of the closeout tool of fig. 1.
Fig. 4 is a view showing a state of use of a lower unit in the pulling-up tool applied to the underwater connector according to the present invention.
Fig. 5 is a schematic view showing the overall use of a pulling-up tool applied to an underwater connector according to the present invention.
Reference numerals: 1-lowering the piece; 2-a fly-head assembly; 3-a connecting frame; 4-a pulling-in assembly; 10-a connector; 11-mounting holes; 20-a hydraulic control one-way valve; 21-hydraulic flying head; 22-hydraulic fly sleeve; 23-a gland; 30-a diverter valve; 31-a first connecting rod; 32-a second connecting rod; 40-three-position four-way electromagnetic directional valve; 41-hydraulic cylinder; 42-positioning the semicircular plate; 43-an oil inlet; 44-an oil outlet; 50-a hydraulic pump; 60-relief valves; 101-a front cover plate; 102-a rear cover plate; 103-bell mouth guiding; 411-cylinder body; 412-a piston rod; 413-connecting head.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 to 5, a pull-up tool applied to an underwater connector, installed between a second installation position of the underwater connector 100 and a first installation position of a lower flange frame, includes: transfer 1, fly the head subassembly 2, link 3 and draw subassembly 4, transfer 1 and for falling U type structure frame, fly head subassembly 2 detachable and connect on falling U type structure frame, the number of link 3 is two and articulates respectively at the both ends of falling U type structure frame, draws the number of subassembly 4 to be two and be connected with two link 3 one-to-one respectively, wherein draws subassembly 4 to place on first mounted position and second mounted position.
The invention relates to a pulling-up tool applied to an underwater connector, which is directed at the pulling-up process of a horizontal hoop connector and a lower flange in the underwater installation step and plays a role in pulling up and separating the connector and the lower flange in the follow-up work of disassembling and installing a sealing ring, and in a specific structure, a double-hydraulic-cylinder driving mode is adopted in a pulling-up component 4, so that the overturning force can be effectively reduced; the hydraulic system for simultaneously driving the hydraulic cylinder 41 and the hydraulic flying head 21 adopts a synchronous loop controlled by a branch flow dividing valve, so that the speed of the double hydraulic cylinders during the drawing can be synchronized, and the reliability of the drawing tool is improved; the lowering piece 1 can rotate 65 degrees when in use, so that the subsequent work efficiency of the ROV wrench is improved; the oil circuit of the drawing tool is arranged inside the inverted U-shaped structural frame, so that the oil circuit can be protected, and the safety and the quality of a project can be ensured; the surface of the hydraulic cylinder 41 in the drawing assembly 4 is electroplated, so that the wear resistance and the corrosion resistance of the drawing assembly are improved, and the service cycle of the drawing tool is prolonged.
As shown in fig. 1, 3 to 5, the inverted U-shaped structural frame is provided with a mounting hole 11; the flying head component 2 comprises a hydraulic flying head 21, a hydraulic flying head sleeve 22 and a gland 23, one end of the hydraulic flying head 21 is inserted on the gland 23, and is arranged in the mounting hole 11 on the inverted U-shaped structure frame in a penetrating way and is connected with a hydraulic flying dragon sleeve 22 on the other side of the inverted U-shaped structure frame, wherein an ROV wrench utilizes the hydraulic flying head 21 to connect a hydraulic system and a drawing-in tool to start the drawing-in tool, in the specific structure design, the hydraulic system adopts a synchronous loop controlled by a branch flow dividing valve and can synchronize the speed when two cylinders are drawn in so as to effectively improve the reliability of the drawing-in tool and effectively increase the synchronization precision, the hydraulic system adopting the design mainly considers that only one displacement is required during each drawing-in, the accumulation of displacement errors can not be caused, the hydraulic system is simple and economic in structure, the financial resources are saved, the engineering cost is reduced, wherein the principle diagram of the branch flow dividing valve control of the hydraulic system is shown in figure 2, the hydraulic control one-way valve 20, the flow divider valve 30, the three-position four-way electromagnetic directional valve 40, the hydraulic pump 50 and the overflow valve 60 are included in the schematic diagram, the connection relation of all the valves is as shown in the schematic diagram, it is to be understood that hydraulic oil paths in the drawing tool are all arranged inside the inverted U-shaped structural frame, the risk of damage of oil path pipelines can be effectively reduced, and in the lowering process, the oil paths are protected through the inverted U-shaped structural frame, so that the safety and the quality of engineering are effectively guaranteed;
in a specific structure, one end of a cylinder head of a hydraulic cylinder 41 is a fixed end, one end of the other end of the hydraulic cylinder 41, which is provided with a positioning semicircular plate 42, is a moving end, and a pulling tool needs to connect and separate a connector 10 and a lower flange, as shown in fig. 3, when the pulling tool is pulled, pressure oil enters from an oil inlet 43 of the hydraulic cylinder 41, a two-position three-way reversing valve 40 reverses to the left position, a flow is split by a flow splitting valve 30, the pressure oil enters the hydraulic cylinder from a hydraulic control one-way valve 20, a piston rod 412 moves upwards, when the pulling tool is pulled, the two-position three-way reversing valve 40 reverses to the right position, the pressure oil enters from an oil outlet 44 of the hydraulic cylinder 41, at the moment, the piston moves downwards under the action of the pressure oil, the hydraulic control one-way valve 20 is jacked by the piston rod 412 to connect the oil inlet 43 and the oil outlet 44, and at the moment, the inlet pressure of the hydraulic control one-way valve is greater than the outlet pressure.
As shown in fig. 1 and 3 to 5, the connecting frame 3 includes a first connecting rod 31 and a second connecting rod 32, one end of the first connecting rod 31 and one end of the second connecting rod 32 are both hinged to the inverted U-shaped frame, the other end of the first connecting rod 31 is connected to the front end of the drawing assembly 4, and the other end of the second connecting rod 32 is connected to the rear end of the drawing assembly 4.
As shown in FIG. 4, the angle range between the inverted U-shaped structure frame and the vertical plane along the vertical direction is 0-65 degrees, and after the pulling-in tool is placed downwards and installed, the inverted U-shaped structure frame can be rotated 65 degrees, so that the operating space for subsequent work of the ROV wrench is increased.
As shown in fig. 1 and 3 to 5, the drawing assembly 4 includes a hydraulic cylinder 41 and a positioning semicircular plate 42, the hydraulic cylinder 41 includes a cylinder body 411 and a piston rod 412, one end of the piston rod 412 is inserted into the cylinder body 411, the other end of the piston rod 412 is provided with a connector 413, the positioning semicircular plate 42 is half-wrapped on the cylinder body and is arranged near the connector 413, in the specific structural design, the piston in the hydraulic cylinder 412 is made of 45 # steel, the piston rod 412 is made of a chromium-plated rod, and meanwhile, as the drawing tool repeatedly works underwater, the surface of the hydraulic cylinder 41 is electroplated, wherein the electroplating sequence is that a dark nickel layer is firstly plated on the surface of the hydraulic cylinder 41, and then a bright nickel layer is plated on the outer surface of the dark nickel layer, so as to effectively increase the wear resistance and corrosion resistance of the hydraulic cylinder 41;
the locating semicircular plate 42 is welded on the cylinder 411, when the pulling-in tool is put down, the locating semicircular plate 42 is clamped into the second installation position, namely, into the gap between the upper front cover plate 101 and the rear cover plate 102 of the connector, and the connecting head 413 is vertically clamped into the pulling-in fixed end of the lower flange along the bell mouth guide 103 of the lower flange frame.
As shown in fig. 1 to 5, the installation and use of the pulling-up tool applied to the underwater connector of the present invention are as follows:
when the connecting device is installed, the front end of a cylinder body 411 of a hydraulic cylinder 41 is welded with a positioning semicircular plate 42, two connecting frames 3 and the hydraulic cylinder 41 form a triangular frame shape, the connecting frames 3 and the hydraulic cylinder 41 are connected through bolt groups, and the two connecting frames 3 are connected through screws and pins and are connected to an inverted U-shaped structural frame; a pipeline of a hydraulic oil way is arranged in a frame body formed by the inverted U-shaped structure frame and the connecting frame 3, and the inverted U-shaped structure frame is provided with a mounting hole 11 of a hydraulic flying head 21; when the connector is used, as shown in fig. 5, during downward movement, the bell mouth guide at the lower flange frame and the bell mouth guides 103 at two sides of the connector 10 are utilized to enable a pulling-up tool to be smoothly connected with the connector 10 and the lower flange frame, the positioning semi-circular plate 41 is clamped into a gap between the front cover plate 101 and the rear cover plate 102 of the connector 10, before starting, an ROV wrench is needed to insert the hydraulic flyer 21 into the mounting hole 11 on the inverted U-shaped structure frame, the pulling-up tool is connected with a hydraulic system on the water surface, then the hydraulic system is started, the pulling-up tool pulls the connector 10 to move forward towards the lower flange direction, the direction indicated by an arrow in fig. 5 is the pulling-up direction, after the pulling-up operation is finished, the inverted U-shaped structure frame is rotated by 65 degrees by the ROV wrench, and the subsequent operation is facilitated.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (8)
1. A tool for pulling underwater connector is installed between the second installation position of underwater connector and the first installation position of lower flange frame, which is characterized in that it includes: transfer piece, flying head subassembly, link and the subassembly of drawing near, transfer the piece for falling U type structure frame, flying head subassembly detachable connects fall U type structure frame is last, the number of link is two and articulates respectively fall U type structure frame's both ends, the number of drawing near the subassembly be two and respectively with two the link one-to-one is connected, wherein draw near the subassembly place in first mounted position with on the second mounted position.
2. The tool of claim 1, wherein the inverted U-shaped structural frame is provided with a mounting hole.
3. The tool of claim 2, wherein the flying head assembly comprises a hydraulic flying head, a hydraulic flying head sleeve and a pressing cover, one end of the hydraulic flying head is inserted into the pressing cover, penetrates through the mounting hole in the inverted U-shaped structure frame, and is connected to the hydraulic flying sleeve on the other side of the inverted U-shaped structure frame.
4. The tool of claim 1, wherein the connecting frame comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and one end of the second connecting rod are both hinged to the inverted U-shaped structure frame, the other end of the first connecting rod is connected to the front end of the approaching assembly, and the other end of the second connecting rod is connected to the rear end of the approaching assembly.
5. The tool of claim 4, wherein the angle between the inverted U-shaped structural frame and a vertical plane along the vertical direction is in the range of 0-65 degrees.
6. The tool of claim 1, wherein the pulling-up assembly comprises a hydraulic cylinder and a positioning semicircular plate, the hydraulic cylinder comprises a cylinder body and a piston rod, one end of the piston rod is inserted into the cylinder body, the other end of the piston rod is provided with a connector, and the positioning semicircular plate is half-wrapped on the cylinder body and is arranged close to the connector.
7. The tool of claim 6, wherein the surface of the hydraulic cylinder is plated, and the plating process is performed in the sequence of plating a dark nickel layer on the surface of the hydraulic cylinder and then plating a bright nickel layer on the surface of the dark nickel layer.
8. A tool as claimed in claim 6, wherein the piston rod is a chrome plated rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328205.2A CN113236861B (en) | 2021-03-26 | 2021-03-26 | Be applied to instrument of drawing near of connector under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328205.2A CN113236861B (en) | 2021-03-26 | 2021-03-26 | Be applied to instrument of drawing near of connector under water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113236861A true CN113236861A (en) | 2021-08-10 |
| CN113236861B CN113236861B (en) | 2023-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110328205.2A Active CN113236861B (en) | 2021-03-26 | 2021-03-26 | Be applied to instrument of drawing near of connector under water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113236861B (en) |
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| US20030049076A1 (en) * | 2000-04-18 | 2003-03-13 | Bekkevold Knut Havard | Method for connection of underwater pipelines and a tool for such connection |
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| CN103510896A (en) * | 2013-10-09 | 2014-01-15 | 中国石油大学(北京) | Installing tool for horizontal sleeve type connector for deep water manifold |
| US20140103636A1 (en) * | 2012-10-17 | 2014-04-17 | Vetco Gray Scandinavia.As | Connection appliance and connection arrangement comprsing such a connection appliance |
| CN104344077A (en) * | 2014-08-12 | 2015-02-11 | 山东科技大学 | Robot for installing groove-type large-caliber pipeline connector in deepwater complex environment |
| CN105443084A (en) * | 2015-11-25 | 2016-03-30 | 中国海洋石油总公司 | Installation tool of clamping jaw type connectors |
| CN107253161A (en) * | 2017-05-08 | 2017-10-17 | 哈尔滨工程大学 | A kind of subsea control modules installation tool |
| CN206568080U (en) * | 2017-03-20 | 2017-10-20 | 中石化石油工程机械有限公司第四机械厂 | A kind of recyclable underwater connector installation tool |
| CN110067902A (en) * | 2019-05-15 | 2019-07-30 | 青岛理工大学 | Shaft-pushing type hydraulic driving quick coupling device for marine deepwater oil and gas pipeline |
| CN112059573A (en) * | 2020-09-01 | 2020-12-11 | 杭州智笙生物技术有限公司 | ROV operation equipment and method for flexible linkage of pipeline |
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2021
- 2021-03-26 CN CN202110328205.2A patent/CN113236861B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030049076A1 (en) * | 2000-04-18 | 2003-03-13 | Bekkevold Knut Havard | Method for connection of underwater pipelines and a tool for such connection |
| US20140103636A1 (en) * | 2012-10-17 | 2014-04-17 | Vetco Gray Scandinavia.As | Connection appliance and connection arrangement comprsing such a connection appliance |
| CN103291233A (en) * | 2013-06-03 | 2013-09-11 | 中国海洋石油总公司 | Novel mounting tool of underwater horizontal connector |
| CN103291232A (en) * | 2013-06-03 | 2013-09-11 | 中国海洋石油总公司 | Mounting tool for underwater horizontal connector |
| CN103510896A (en) * | 2013-10-09 | 2014-01-15 | 中国石油大学(北京) | Installing tool for horizontal sleeve type connector for deep water manifold |
| CN104344077A (en) * | 2014-08-12 | 2015-02-11 | 山东科技大学 | Robot for installing groove-type large-caliber pipeline connector in deepwater complex environment |
| CN105443084A (en) * | 2015-11-25 | 2016-03-30 | 中国海洋石油总公司 | Installation tool of clamping jaw type connectors |
| CN206568080U (en) * | 2017-03-20 | 2017-10-20 | 中石化石油工程机械有限公司第四机械厂 | A kind of recyclable underwater connector installation tool |
| CN107253161A (en) * | 2017-05-08 | 2017-10-17 | 哈尔滨工程大学 | A kind of subsea control modules installation tool |
| CN110067902A (en) * | 2019-05-15 | 2019-07-30 | 青岛理工大学 | Shaft-pushing type hydraulic driving quick coupling device for marine deepwater oil and gas pipeline |
| CN112059573A (en) * | 2020-09-01 | 2020-12-11 | 杭州智笙生物技术有限公司 | ROV operation equipment and method for flexible linkage of pipeline |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113236861B (en) | 2023-02-28 |
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