CN212893440U - Auxiliary frame for mounting submarine pipeline under-pressure tapping equipment - Google Patents
Auxiliary frame for mounting submarine pipeline under-pressure tapping equipment Download PDFInfo
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- CN212893440U CN212893440U CN202020628658.8U CN202020628658U CN212893440U CN 212893440 U CN212893440 U CN 212893440U CN 202020628658 U CN202020628658 U CN 202020628658U CN 212893440 U CN212893440 U CN 212893440U
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Abstract
The utility model discloses an auxiliary frame for installing sea pipe area pressure trompil equipment, including locating rack, leading truck and the flexible connection structure that sets up with the axle center, the locating rack erects directly over the sea pipe trompil position, the leading truck is put for the cone structure frame of symmetry on the locating rack, the leading truck is provided with first lug and the swing joint that is used for external floating crane at the top along the axis and has connecting structure's second lug, first lug is located the vertical upwards setting in top of leading truck, the second lug is located leading truck top and vertical setting downwards. The utility model discloses a leading truck is the cone structure, and stability is strong, and the leading truck uses with the locating rack cooperation, can adjust the position of marine pipe area pressure trompil equipment conveniently, realizes that the equipment accuracy is taken one's place, improve equipment's installation effectiveness.
Description
Technical Field
The utility model relates to an auxiliary frame for installing marine pipe area pressure trompil equipment relates to the installation positioning tool of marine pipe area pressure trompil equipment among the ocean engineering field.
Background
In recent years, as more and more submarine pipelines are in service for a short time, many old submarine pipelines are prone to breakage and leakage when being subjected to external force. The maintenance technology of the pressurized opening and temporary plugging of the submarine pipeline is a more common submarine pipeline emergency maintenance mode. In addition, with the development of more and more new offshore oil and gas fields, more and more oil and gas fields need to be connected to an oil and gas transmission main line, so that the underwater under-pressure tapping technology of the sea pipe can be more widely applied.
The opening of the submarine pipeline under pressure needs to be provided with a mechanical tee joint at the opening position of the submarine pipeline, the submarine pipeline under pressure is connected with the mechanical tee joint, the mechanical tee joint is vertically upward connected with the opening of the opening connector of the opening equipment, and the opening connector of the opening equipment and the opening connector of the mechanical tee joint are aligned and fastened by fastening structures such as bolts and the like, so that the installation of the opening equipment can be realized.
In the process of drilling a hole in the submarine pipeline under pressure, a certain production pressure is required to be kept in the submarine pipeline, and meanwhile, the hole drilling equipment is installed at the hole drilling position of the submarine pipeline under pressure in the submarine pipeline, at present, the conventional hoisting mode is generally adopted to install the hole drilling equipment under pressure, the influence of severe sea conditions such as complex construction environment, low visibility of the seabed, strong tidal current of the seabed and the like can be caused in the process of drilling the hole in the submarine pipeline under pressure, the accurate positioning of the hole drilling equipment is difficult to realize, and the great construction difficulty can be brought to construction operation such as installation or disassembly of a diver under water, and the requirement on the diver is higher; when the construction operations such as the installation of the opening of the submarine pipe under pressure are carried out underwater, a certain pressure exists in the submarine pipe, and great safety risk can be brought to divers.
Therefore, it is important to develop an auxiliary frame for installing the submarine pipeline pressure tapping device.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an auxiliary frame for installing trompil equipment location is pressed to the sea pipe area, improves among the current ocean engineering field the sea pipe area and presses the precision and the efficiency of trompil equipment installation location under water.
In order to solve the technical problem, the utility model provides an auxiliary frame for installing subsea tapping equipment, locating rack, leading truck and flexible connection structure including the coaxial line setting, the locating rack cover is established in subsea tapping position top, the leading truck puts on the locating rack, the leading truck is the cone structure of symmetry, the leading truck is provided with first lug and the swing joint that is used for external floating crane at the top along the axis and has connection structure's second lug, first lug is located the top and the vertical upwards setting of leading truck, the second lug is located leading truck top and vertical downward setting.
Further, the connecting structure is a chain block, the chain block is hung on the second lifting lug, and the submarine pipeline pressure tapping equipment is connected with the guide frame.
Furthermore, the cone structure is a regular quadrangular cone structure consisting of a cross rod and an inclined rod, the cross rod is positioned on the same plane, the isosceles corner of the cross rod is arranged on the inclined rod, and the guide frame can be placed on the positioning frame due to the arrangement of the cross rod.
Furthermore, the down tube length equals, when the locating rack was put to the leading truck frame the part that the down tube extends from being connected with the horizontal pole and stretches out is used for blocking the leading truck on the locating rack, prevents that the leading truck from taking place to rock.
Further, the locating rack is a rod rack formed by a plurality of rod pieces and comprises a bottom support and a cuboid main body which are connected into a whole, and the opening position of the sea pipe is located on the central axis of the main body.
Further, the bottom supports are arranged on two sides of the sea pipe in parallel to the axis of the sea pipe and used for enabling the positioning frame to be stably supported on the sea bottom.
Furthermore, a limiting rod piece used for positioning the position of the opening of the sea pipe is further arranged on the positioning frame.
Furthermore, the limiting rod pieces are of two rod piece structures in a pi shape, and the two sides of the opening position of the sea pipe are used for clamping the sea pipe, so that the axis of the sea pipe is perpendicular to the central axis of the positioning frame.
Furthermore, the rod pieces forming the positioning frame and the guide frame are all carbon steel rods.
Furthermore, a safety rope is connected between the guide frame and the submarine pipeline pressure tapping equipment, and the safety rope further ensures the safety of connection between the guide frame and the submarine pipeline pressure tapping equipment.
Further, the safety rope is a steel wire rope or a sling.
The technical effects of the utility model reside in that: 1. the utility model discloses an auxiliary frame includes locating rack, leading truck and the flexible connection structure that the coaxial line set up, the locating rack cover is established in sea pipe trompil position top, the leading truck is put on the locating rack, the leading truck is the cone structure of symmetry, the leading truck is provided with first lug and the swing joint that is used for external floating crane along the axis at the top of cone and is had connection structure's second lug. The utility model discloses a leading truck is symmetrical cone structure, and stability is strong, and the floating crane is connected with the cone top, and the sea pipe area is pressed the trompil equipment and is also connected with the leading truck top through connection structure, and gravity action makes the sea pipe area press the trompil equipment to be located the focus line of leading truck all the time, adjusts the position of leading truck, and the sea pipe area is pressed the trompil equipment and is corresponded and do the same motion; the position of adjustment sea pipe area pressure trompil equipment drives jacket automatic centering and rights, compares traditional hoist and mount method, the utility model discloses can take the sea pipe area to take the trompil equipment accuracy to take one's place conveniently through the position of adjustment leading truck, improve the sea pipe area and take the installation effectiveness of trompil equipment.
2. The utility model discloses a locating rack uses with the leading truck cooperation, the locating rack cover is established on the marine pipe trompil position, and establish marine pipe trompil position card on the locating rack central axis, hoist to the locating rack near position back when the leading truck, the position of adjusting the leading truck makes leading truck and locating rack coaxial line be connected, the marine pipe area presses the connector of trompil equipment to aim at with the mechanical tee's that is located the installation on the marine pipe trompil position in the locating rack this moment, and put the leading truck on the locating rack after again by diver's adjustment chain reversing with marine pipe area trompil equipment and mechanical tee junction, the influence of the heaving of floating crane to the leading truck has been eliminated in the setting of locating rack, reduce diver's underwater operation's the degree of difficulty.
Drawings
FIG. 1 is a schematic structural diagram of an auxiliary frame for installing a submarine pipeline hot tapping device according to the present invention;
FIG. 2 is a schematic structural view of the guide frame during the operation of installing the auxiliary frame of the under-pressure tapping device for the submarine pipeline of the present invention;
FIG. 3 is a schematic structural view of the positioning frame during the operation of installing the auxiliary frame of the under-pressure tapping device for the submarine pipeline of the present invention;
FIG. 4 is an enlarged schematic view of the guiding frame in the auxiliary frame for installing the hot tapping device of the submarine pipeline of the present invention;
FIG. 5 is a side view of the guiding frame of the auxiliary frame for installing the hot tapping device of the present invention;
FIG. 6 is a side view of the positioning frame of the auxiliary frame for installing the hot tapping device of the present invention;
FIG. 7 is a side view of the auxiliary frame of the present invention during installation of the subsea pipe hot tapping apparatus;
fig. 8 is a schematic structural view of the sea pipe hot tapping device.
The main reference numbers in the figures illustrate:
1-auxiliary frame, 2-marine pipe hole opening position, 3-floating crane lifting hook, 4-connecting structure, 5-marine pipe hole opening equipment with pressure, 6-first connecting port, 7-second connecting port, 8-first lifting lug, 9-second lifting lug, 10-marine pipe, 11-positioning frame, 12-guide frame, 13-first end, 14-second end, 15-lifting point, 16-safety rope, 17-safety rope connecting position, 111-bottom support, 112-main body, 113-limiting rod piece, 121-top, 122-cross rod and 123-inclined rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Fig. 1 is the utility model discloses installation sea pipe area presses auxiliary frame's of trompil equipment structural schematic diagram, as shown in fig. 1, an auxiliary frame 1 for installing sea pipe area presses trompil equipment, locating rack 11 including the coaxial line setting, leading truck 12 and flexible connection structure 4, locating rack 11 covers establishes in sea pipe trompil position 2 tops, leading truck 12 puts on the locating rack, leading truck 12 is the cone structure of symmetry, leading truck 12 is provided with the second lug 9 that is used for external first lug 8 and swing joint to have connection structure 4 of floating crane at top 121 along the axis, top 121 that first lug 9 is located leading truck 12 sets up along vertical direction that makes progress, second lug 9 is located leading truck 12 top 121 and vertical setting down.
Fig. 2 is the utility model discloses the installation sea pipe area is pressed and is pressed the structural schematic of leading truck in the auxiliary frame work process of trompil equipment, fig. 4 is the utility model discloses the enlarged structure schematic of leading truck in the auxiliary frame of trompil equipment is pressed in the installation sea pipe area, refer to fig. 1, fig. 2 and fig. 4, the utility model discloses a preferred embodiment, first lug 8 is connected with floating crane lifting hook 3, preferably, connection structure 4 is the chain fall, the chain fall is hung and is established on second lug 9, the vertical downward swing joint of connection structure 4 has sea pipe area to press trompil equipment 5, when installation sea pipe area is pressed trompil equipment 5, transfer leading truck 12 and put on locating rack 11, sea pipe area is pressed trompil equipment 5 and is hung in locating rack 11, lies in the first interface 6 that sea pipe area was pressed on trompil equipment 5 this moment and lies in the second connector 7 on sea pipe trompil position 2.
Fig. 3 is the utility model discloses the structure schematic diagram of the locating rack in the auxiliary frame work process of installation sea pipe area pressure trompil equipment, fig. 5 is the utility model discloses the side view of the leading rack in the auxiliary frame of installation sea pipe area pressure trompil equipment, fig. 6 is the utility model discloses the side view of locating rack in the auxiliary frame of installation sea pipe area pressure trompil equipment, fig. 7 is the utility model discloses the side view of the auxiliary frame work process of installation sea pipe area pressure trompil equipment.
Referring to fig. 3, 6 and 7, in another preferred embodiment of the present invention, the positioning frame 11 is composed of a plurality of rods, which includes a bottom support 111 disposed on both sides of the sea pipe 10, a main body 112 having a rectangular parallelepiped structure, and a limit rod 113 for locking the sea pipe 10, wherein the main body 112 is disposed over the sea pipe 10 and integrally connected to the bottom support 111, and the limit rod 113 is disposed on the main body 112. As shown in fig. 6 and 7, in the present embodiment, the limiting rod members 113 are two rod member structures in a pi shape, and the two limiting rod members 113 are respectively clamped on the marine pipe 10 and located at two sides of the marine pipe opening position 2, so that the axis of the marine pipe 10 is perpendicular to the central axis of the positioning frame 11, and the second connecting port 7 at the marine pipe opening position 2 is located in the central axis direction of the positioning frame 11.
As shown in fig. 2 and 4, the guiding frame 12 is a regular quadrangular pyramid structure composed of cross bars 122 and inclined bars 123, and the four cross bars 122 are located on the same plane and arranged on the inclined bars 123 in isosceles shape. As shown in fig. 5, when the guide frame 12 of the regular quadrangular pyramid is lifted, the submarine pipeline under-pressure tapping device 5 connected in the guide frame 12 is positioned in the direction of the center line of gravity of the guide frame 12 under the action of gravity, the center line of the regular quadrangular pyramid coincides with the center line, the position of the diagonal rod 123 is adjusted, and the submarine pipeline under-pressure tapping device 5 correspondingly moves in the same way; the position of the sea pipe hot tapping device 5 is adjusted to drive the jacket 12 to automatically center and centralize.
Preferably, the size of the main body 112 matches the size of the guiding frame 12, and in particular, when the guiding frame 12 is placed on the main body, the inclined rod 123 automatically clamps on the main body 112, the inclined rod 123 extends out of the cross rod 122 to clamp the guiding frame 12 on the positioning frame 11, so as to prevent the guiding frame 12 from shaking, and at this time, as shown in fig. 7, the central axis of the guiding frame 12 coincides with the central axis of the positioning frame 11, and the first connecting port 6 is opposite to the second connecting port 7.
Still be connected with safety rope 16 between guide frame 12 and the sea pipe area pressure tapping equipment 5, fig. 8 is the sea pipe area pressure tapping equipment's structure sketch map, as shown in fig. 8, be equipped with safety rope hookup location 17 on the sea pipe area pressure tapping equipment 5, safety rope 16 further guarantees the safety of being connected of guide frame 12 and sea pipe area pressure tapping equipment 5, in this embodiment, safety rope 16 is wire rope, also can select ordinary suspender, and the member that constitutes locating rack 11 and guide frame 12 is the carbon steel pole.
Referring to fig. 1, 5 and 7, taking a specific implementation process as an example, in this embodiment, a mechanical tee structure is located at the position 2 for opening the sea pipe, and the equipment 5 for opening the sea pipe under pressure needs to be connected with the mechanical tee structure on the sea pipe. The utility model discloses an auxiliary frame 1 is in the use, at first lay locating rack 11 directly over the machinery tee bend, the connector on the machinery tee bend is located the line of gravity of locating rack 11, connect gradually leading truck 12 and chain block and sea pipe area pressure trompil equipment 5 again, the first end 13 of chain block hangs on second lug 9, the second end 14 of chain block is connected with the hoist and mount point 15 of sea pipe area pressure trompil equipment 5, hoist and mount point 15 is in the direction that deviates from first interface 6, reuse floating crane equipment to hoist leading truck 12 and sea pipe area pressure trompil equipment 5 together and transfer to locating rack 11 top, make leading truck 12 put on locating rack 11 by diver's operation adjustment position of leading truck 12, sea pipe area pressure trompil equipment 5 hangs in locating rack 11, diver is through adjusting the chain block, lift adjustment sea pipe area pressure trompil equipment 5, make first interface 6 of sea pipe area trompil equipment 5 and the second connector 7 butt joint of machinery tee bend, and finally, the submarine pipeline pressure tapping equipment 5 is fixed with the mechanical tee joint by the operation of a diver.
Compared with the traditional hoisting method, the utility model discloses a sea pipe trompil position 2 of trompil equipment 5 is pressed in accurate sea pipe area to locating rack 11, the utility model discloses a leading truck 12 is the cone structure, and stability is good, when floating crane hoists leading truck 12, the sea pipe area of chain fall connection presses trompil equipment 5 to be in leading truck 12 all the time on the line of gravity, can take the accuracy of trompil equipment 5 to take one's place with the sea pipe area through the position of adjustment leading truck 12 conveniently, improves the installation effectiveness of sea pipe area trompil equipment 5, and uses with locating rack 11 cooperation, after leading truck 12 puts on locating rack 11, only need adjust the chain fall with equipment fixing, floating crane's the influence of heaving to leading truck 12 has been eliminated in setting up of locating rack 11.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The utility model provides an auxiliary frame for installing trompil equipment is pressed in sea pipe area which characterized in that: the marine pipe drilling device comprises a positioning frame, a guide frame and a flexible connecting structure, wherein the coaxial line is arranged, the positioning frame covers the position above a marine pipe hole, the guide frame is placed on the positioning frame, the guide frame is of a symmetrical cone structure, a first lifting lug and a second lifting lug are arranged at the top of the guide frame along the axis, the first lifting lug is used for externally connecting a floating crane, the second lifting lug is movably connected with the second lifting lug of the connecting structure, the first lifting lug is located at the top of the guide frame and vertically upwards arranged, and the second lifting lug is located at the top of the guide frame and vertically downwards arranged.
2. The subframe of claim 1 wherein: the connecting structure is a chain block.
3. The subframe of claim 1 wherein: the cone structure is a regular quadrangular pyramid structure consisting of a cross rod and inclined rods, wherein the cross rod is positioned on the same plane, and the isosceles trapezoid is arranged on the inclined rods.
4. The subframe of claim 3 wherein: the positioning frame is a rod frame consisting of a plurality of rod pieces and comprises a bottom support and a cuboid main body which are connected into a whole, and the opening position of the sea pipe is located on the central axis of the main body.
5. The subframe of claim 4 wherein: the bottom support is arranged on two sides of the sea pipe in parallel to the axis direction of the sea pipe.
6. The subframe of claim 1 wherein: and the positioning frame is also provided with a limiting rod piece for positioning the position of the opening of the marine pipe.
7. The subframe of claim 6 wherein: the limiting rod pieces are of two rod piece structures in a pi shape.
8. The subframe of claim 1 wherein: the rod pieces forming the positioning frame and the guide frame are all carbon steel rods.
9. The subframe of claim 1 wherein: and a safety rope is also connected between the guide frame and the submarine pipeline pressure tapping equipment.
10. The subframe of claim 9 wherein: the safety rope is a steel wire rope or a hanging strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628658.8U CN212893440U (en) | 2020-04-23 | 2020-04-23 | Auxiliary frame for mounting submarine pipeline under-pressure tapping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020628658.8U CN212893440U (en) | 2020-04-23 | 2020-04-23 | Auxiliary frame for mounting submarine pipeline under-pressure tapping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212893440U true CN212893440U (en) | 2021-04-06 |
Family
ID=75262285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020628658.8U Active CN212893440U (en) | 2020-04-23 | 2020-04-23 | Auxiliary frame for mounting submarine pipeline under-pressure tapping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212893440U (en) |
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2020
- 2020-04-23 CN CN202020628658.8U patent/CN212893440U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230619 Address after: Room 202-f105, 2 / F, Ligang building podium, No. 82, West 2nd Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee after: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee after: COOEC SUBSEA TECHNOLOGY Co.,Ltd. Address before: Room 202-f105, 2 / F, Ligang building podium, No. 82, West 2nd Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee before: OFFSHORE OIL ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 202-f105, 2 / F, Ligang building podium, No. 82, West 2nd Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee after: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: Room 202-f105, 2 / F, Ligang building podium, No. 82, West 2nd Road, Tianjin Binhai New Area pilot free trade zone (Airport Economic Zone) Patentee before: OFFSHORE OIL ENGINEERING Co.,Ltd. Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |