CN215851739U - Tower type single-point mooring arm - Google Patents
Tower type single-point mooring arm Download PDFInfo
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- CN215851739U CN215851739U CN202121747236.3U CN202121747236U CN215851739U CN 215851739 U CN215851739 U CN 215851739U CN 202121747236 U CN202121747236 U CN 202121747236U CN 215851739 U CN215851739 U CN 215851739U
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- tank body
- connecting rod
- buoyancy tank
- connector
- point mooring
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Abstract
The utility model discloses a tower type single-point mooring arm which comprises a buoyancy tank part and a connecting part, wherein a first buoyancy tank body is arranged in the buoyancy tank part, a second buoyancy tank body is arranged on one side of the first buoyancy tank body, a first connecting head is arranged at the center of the upper end of the first buoyancy tank body, a second connecting head is arranged at the center of the upper end of the second buoyancy tank body, a first connecting rod is arranged between the first buoyancy tank body and the second buoyancy tank body, a second connecting rod is arranged on one side of the first buoyancy tank body, and a third connecting rod is arranged on one side of the second buoyancy tank body; this tower formula single-point mooring arm can reach and make the height of first flotation tank body and second flotation tank body adjust according to the ballast demand through setting up flotation tank portion, does not influence other structure size and connection form, has effectively avoided local welding, and the narrow problem in space through setting up connecting portion, can reach concentrated load subsection more even, has improved the atress, and especially angle is adjustable, has effectively avoided the small-angle welding seam.
Description
Technical Field
The utility model relates to the technical field of offshore oil engineering, in particular to a tower type single-point mooring arm.
Background
The tower type single point is used for mooring an FPSO (floating production storage and offloading vessel), can enable the FPSO to have a wind vane effect, and is one of important equipment for offshore oil development.
The prior art has the following defects or problems:
the existing tower type single-point mooring arm ballast tank has no sub-tank, free liquid level sloshing is generated when a medium moves, the overall movement performance is influenced, the size of the ballast tank is fixed, and the adjustment cannot be carried out according to the actual condition in the later period;
the existing tower type single-point mooring arm connector is incapable of being adjusted in angle, small-angle welding seams often appear, structural strength and fatigue life are affected, structural space is limited, and operation and maintenance are affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tower type single-point mooring arm aiming at the defects in the prior art so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pylon formula single-point mooring arm, includes flotation tank portion and connecting portion, flotation tank portion inside is provided with first flotation tank, first flotation tank one side is provided with the second flotation tank, first flotation tank upper end center department is provided with the primary importance, second flotation tank upper end center department is provided with the second connector, be provided with the head rod between first flotation tank and the second flotation tank, first flotation tank one side is provided with the second connecting rod, second flotation tank one side is provided with the third connecting rod, be provided with the third connector between second connecting rod and the third connecting rod.
As a preferable technical solution of the present invention, the first buoyancy tank body and the second buoyancy tank body are both cylindrical.
In a preferred embodiment of the present invention, the first and second buoyancy tanks are filled with ballast media, and the ballast media are adjustable in volume.
As a preferred technical scheme of the utility model, the third connector is in a cross shape and is vertically and fixedly connected by a steel pipe, and the second connecting rod and the third connecting rod are fixedly connected through the third connector.
As a preferable technical scheme of the utility model, the included angle between the second connecting rod and the third connecting rod ranges from 27 degrees to 48 degrees.
As a preferable technical scheme of the utility model, the second connecting rod and the third connecting rod are provided with ladder ways for people to pass through.
As a preferred technical solution of the present invention, the first connecting rod, the second connecting rod and the third connecting rod form a connecting portion, the first connecting rod, the second connecting rod and the third connecting rod form a triangular region, and two ends of the first connecting rod are respectively fixedly connected to the first buoyancy tank body and the second buoyancy tank body.
As a preferable technical scheme of the utility model, the first connector and the second connector are tubular structures, the height of the first connector and the second connector is 50mm-350mm, and the first connector and the second connector are respectively and fixedly connected with the first buoyancy tank body and the second buoyancy tank body.
Compared with the prior art, the utility model provides a tower type single-point mooring arm which has the following beneficial effects:
according to the tower type single-point mooring arm, the first floating box body and the second floating box body are filled with ballast media through the floating box part, so that the heights of the first floating box body and the second floating box body can be adjusted according to ballast requirements, other structure sizes and connection forms are not affected, the problems of local welding and narrow space are effectively avoided, the first floating box body and the second floating box body are separately and correspondingly arranged, the influence of the free liquid level of a ballast cabin is effectively solved, the influence of medium shaking on overall operation is avoided, the rotational inertia of the overall structure is improved, and the overall motion performance is improved;
this tower formula single-point mooring arm through setting up connecting portion, connects second connecting rod and third connecting rod through the third connector, concentrates the load subsection more even, has improved the atress, and especially angle modulation has effectively avoided the low-angle welding seam, has improved structural strength and fatigue life, and great deck space is saved out at the ballast tank top simultaneously, can regard as the passageway platform, has effectively improved the installation, has operated the efficiency of maintaining.
Drawings
Fig. 1 is a schematic view of an overall structure of a tower type single-point mooring arm according to the present invention;
in the figure: 1. a float tank section; 11. a first pontoon; 12. a second pontoon; 2. a connecting portion; 21. a first connector; 22. a second connector; 23. a first connecting rod; 24. a second connecting rod; 25. a third connecting rod; 26. and a third connector.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-1, in the present embodiment: a tower type single-point mooring arm comprises a buoyancy tank part 1 and a connecting part 2, wherein a first buoyancy tank body 11 is arranged in the buoyancy tank part 1, a second buoyancy tank body 12 is arranged on one side of the first buoyancy tank body 11, the influence of free liquid level of a ballast cabin is solved, the influence of medium shaking on the whole operation is avoided, a first connector 21 is arranged at the center of the upper end of the first buoyancy tank body 11, a second connector 22 is arranged at the center of the upper end of the second buoyancy tank body 12, used for connecting the vertical pipe of the extending structure of the ship body, a first connecting rod 23 is arranged between the first buoyancy tank body 11 and the second buoyancy tank body 12, the connecting device is used for connecting the first buoyancy tank body 11 and the second buoyancy tank body 12, a second connecting rod 24 is arranged on one side of the first buoyancy tank body 11, a third connecting rod 25 is arranged on one side of the second buoyancy tank body 12, and a third connecting head 26 is arranged between the second connecting rod 24 and the third connecting rod 25 and is used for being coupled with a tower type single-point bearing supporting structure.
In this embodiment, the first buoyancy tank body 11 and the second buoyancy tank body 12 are both cylindrical; ballast media are filled in the first buoyancy tank body 11 and the second buoyancy tank body 12, the volume of the ballast media is adjustable, the ballast media are anti-corrosion liquid, preservatives can be added into the water, and other anti-corrosion liquids can also be used, the heights of the first buoyancy tank body 11 and the second buoyancy tank body 12 can be adjusted according to actual ballast requirements, and other structural sizes and connection forms are not influenced; the first connector 21 and the second connector 22 are tubular structures, the height is 50mm-350mm, the first connector 21 and the second connector 22 are respectively and fixedly connected with the first buoyancy tank body 11 and the second buoyancy tank body 12, and the first connector 21 and the second connector 22 are both used for connecting a ship body extending structure vertical pipe; the third connectors 26 are in a cross shape and are vertically and fixedly connected through steel pipes, the second connecting rods 24 and the third connecting rods 25 are fixedly connected through the third connectors 26, and the second connecting rods 24 and the third connecting rods 25 are connected through the third connectors 26, so that concentrated loads are distributed more uniformly, and stress is improved; the included angle between the second connecting rod 24 and the third connecting rod 25 ranges from 27 degrees to 48 degrees, and the angle can be adjusted, so that small-angle welding seams are effectively avoided; the first connecting rod 23, the second connecting rod 24 and the third connecting rod 25 form a connecting part 2, the first connecting rod 23, the second connecting rod 24 and the third connecting rod 25 form a triangular area, and two ends of the first connecting rod 23 are fixedly connected with the first buoyancy tank body 11 and the second buoyancy tank body 12 respectively, so that the structural strength and the fatigue life are improved.
The second connecting rod 24 and the third connecting rod 25 are provided with ladder ways for people to pass through, handrails are arranged on two sides of the ladder ways, the height of the handrails is between 1.4m and 1.6m, meanwhile, the ladder ways are arranged on the first connecting rod 23 for people to pass through, and the height of the handrails is between 1.4m and 1.6 m; the tops of the second connecting rod 24 and the third connecting rod 25 are square, the second connecting rod 24 and the third connecting rod 25 are fixedly connected with the first buoyancy tank body 11 and the second buoyancy tank body 12 in a welding mode, and the tops of the second connecting rod 24 and the third connecting rod 25 are square, so that the stress area of the second connecting rod and the first buoyancy tank body 11 and the stress area of the second buoyancy tank body 12 are effectively increased.
The working principle and the using process of the utility model are as follows: the user firstly connects and fixes the two ends of the first connecting rod 23 with the first buoyancy tank body 11 and the second buoyancy tank body 12 respectively, connects and fixes the one ends of the second connecting rod 24 and the third connecting rod 25 with the first buoyancy tank body 11 and the second buoyancy tank body 12 respectively, connects the second connecting rod 24 with the third connecting rod 25 through the third connecting rod 26, then connects the first connecting rod 21 with the second connecting rod 22 with the hull extension structure vertical pipe, the third connecting rod 26 is coupled and connected with the tower type single point bearing supporting structure, the height of the first buoyancy tank body 11 and the second buoyancy tank body 12 can be adjusted according to the ballast requirement by filling the ballast medium in the first buoyancy tank body 11 and the second buoyancy tank body 12, does not affect other structure size and connecting form, effectively avoids local welding, the space is narrow problem, connects the second connecting rod 24 with the third connecting rod 25 through the third connecting rod 26, the concentrated load is distributed more uniformly, the stress is improved, the angle is adjustable, and small-angle welding seams are effectively avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (8)
1. A tower formula single point mooring arm which characterized in that: including flotation tank portion (1) and connecting portion (2), flotation tank portion (1) inside is provided with first flotation tank body (11), first flotation tank body (11) one side is provided with second flotation tank body (12), first flotation tank body (11) upper end center department is provided with first connector (21), second flotation tank body (12) upper end center department is provided with second connector (22), be provided with between first flotation tank body (11) and the second flotation tank body (12) head rod (23), first flotation tank body (11) one side is provided with second connecting rod (24), second flotation tank body (12) one side is provided with third connecting rod (25), be provided with third connector (26) between second connecting rod (24) and third connecting rod (25).
2. A pylon single point mooring arm according to claim 1, wherein: the first buoyancy tank body (11) and the second buoyancy tank body (12) are both cylindrical.
3. A pylon single point mooring arm according to claim 2, wherein: the first buoyancy tank body (11) and the second buoyancy tank body (12) are filled with ballast media, and the volume of the ballast media is adjustable.
4. A pylon single point mooring arm according to claim 1, wherein: third connector (26) are the cross form, by the perpendicular fixed connection of steel pipe, second connecting rod (24) are connected fixedly through third connector (26) with third connecting rod (25).
5. A pylon single point mooring arm according to claim 4, wherein: the included angle between the second connecting rod (24) and the third connecting rod (25) ranges from 27 degrees to 48 degrees.
6. A pylon single point mooring arm according to claim 5, wherein: and ladder ways are arranged on the second connecting rod (24) and the third connecting rod (25) and can be used for people to pass through.
7. A pylon single point mooring arm according to claim 1, wherein: the connecting part (2) is formed by the first connecting rod (23), the second connecting rod (24) and the third connecting rod (25), the first connecting rod (23), the second connecting rod (24) and the third connecting rod (25) form a triangular area, and two ends of the first connecting rod (23) are fixedly connected with the first buoyancy tank body (11) and the second buoyancy tank body (12) respectively.
8. A pylon single point mooring arm according to claim 1, wherein: the first connector (21) and the second connector (22) are of tubular structures, the height of the first connector is 50mm-350mm, and the first connector (21) and the second connector (22) are fixedly connected with the first buoyancy tank body (11) and the second buoyancy tank body (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747236.3U CN215851739U (en) | 2021-07-29 | 2021-07-29 | Tower type single-point mooring arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121747236.3U CN215851739U (en) | 2021-07-29 | 2021-07-29 | Tower type single-point mooring arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215851739U true CN215851739U (en) | 2022-02-18 |
Family
ID=80329053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121747236.3U Active CN215851739U (en) | 2021-07-29 | 2021-07-29 | Tower type single-point mooring arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215851739U (en) |
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2021
- 2021-07-29 CN CN202121747236.3U patent/CN215851739U/en active Active
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