CN219192517U - FPSO broadside riser anti-collision protection structure - Google Patents
FPSO broadside riser anti-collision protection structure Download PDFInfo
- Publication number
- CN219192517U CN219192517U CN202223265900.8U CN202223265900U CN219192517U CN 219192517 U CN219192517 U CN 219192517U CN 202223265900 U CN202223265900 U CN 202223265900U CN 219192517 U CN219192517 U CN 219192517U
- Authority
- CN
- China
- Prior art keywords
- base
- horizontal
- protection structure
- plate
- toggle plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 7
- 238000010008 shearing Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 12
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
A collision protection structure of a FPSO side riser is fixed on a side outer plate, the truss type protection structure is a grid type protection structure formed by transverse and longitudinal interlacing of steel pipes, the truss type protection structure is connected with the side outer plate through a base, and the base comprises two upper bases, two lower bases and a temporary upper base. The upper base is provided with a base and a horizontal supporting tube; the lower base is provided with two bases and a horizontal supporting pipe or one base and a horizontal supporting pipe, and is connected with the truss type protection structure through the horizontal supporting pipe; the temporary upper base is provided with a horizontal toggle plate which is transversely placed, a limiting member is fixed above the horizontal toggle plate, a horizontal stay tube is fixed in the limiting member, and the horizontal stay tube is arranged in parallel with the side outer plate and welded with the edge of the truss type protection structure. The utility model can improve the rigidity of the truss structure near the vertical pipe, avoid serious truss structure deformation and damage near the vertical pipe in the collision accident, effectively increase the welding area and strengthen the shearing strength of the welding position.
Description
Technical Field
The utility model belongs to the field of marine vessel design and construction, and particularly relates to an anti-collision protection structure of a FPSO side riser.
Background
FPSO (floating production, storage and offloading) is a high-end marine engineering device integrating oil and gas production, storage and export into a whole and being modularized and highly integrated.
As key equipment of FPSO, the vertical pipe plays an important role, and has bending resistance which is incomparable with that of a conventional steel pipe due to the special composite structure, and is rapidly developed and applied at present. However, the working environment of the riser is extremely complex, and besides being subjected to uncertain loads such as waves and currents, and influences caused by installation and temperature differences, the flexible pipe near the water surface can also be subjected to the impact of floats and ships, so that the structure of the riser is damaged and destroyed. Therefore, a protection structure is required to avoid or reduce the impact of impact load.
Disclosure of Invention
In order to solve the problems, the utility model provides an FPSO broadside riser anti-collision protection structure, which adopts the following technical scheme:
a collision protection structure of a FPSO side riser is fixed on a side outer plate, the truss type protection structure is a grid type protection structure formed by transverse and longitudinal interlacing of steel pipes, the truss type protection structure is connected with the side outer plate through a base, and the base comprises two upper bases, two lower bases and a temporary upper base.
The upper base is provided with a base and a horizontal supporting tube, the bottom of the base is welded on the side outer plate, the top of the base is fixed with the horizontal supporting tube, and the horizontal supporting tube is welded and fixed with the truss type protection structure.
The lower base is provided with two bases and a horizontal supporting pipe or one base and a horizontal supporting pipe, the two bases are arranged in parallel and fixed into a whole, and the bottoms of the two bases are welded on the side outer plate. One of the bases of the lower base is aligned with the base of the upper base and is connected with a horizontal stay tube, and the horizontal stay tube is connected with the truss type protection structure. The top of the other base of the lower base is welded with a horizontal support tube base, and the horizontal support tube base is connected with the horizontal support tube through a flange.
The temporary upper base is provided with a horizontal toggle plate which is transversely placed and a vertical toggle plate which is vertically placed, the horizontal toggle plate and the vertical toggle plate are both welded on the side outer plate, the horizontal toggle plate is positioned above the vertical toggle plate and is vertical to the vertical toggle plate, a limiting member is fixed above the horizontal toggle plate, a horizontal supporting tube is fixed in the limiting member, and the horizontal supporting tube is arranged in parallel with the side outer plate and welded with the edge of the truss type protection structure.
Above-mentioned FPSO broadside riser prevents bumping protection architecture, and still further, the spacing component has 3, and 3 spacing components enclose and close and form a recess, and the horizontal strut is placed in the recess internal fixation.
Above-mentioned FPSO broadside riser prevents bumping protection architecture, still further, the spacing component is the limiting plate of perpendicular to horizontal toggle plate, is provided with the reinforcing toggle plate on the limiting plate, limiting plate and horizontal stay tube to contact.
Above-mentioned FPSO broadside riser prevents bumping protection architecture, still further, the base has top panel and bottom panel, is fixed with the crisscross toggle plate between top panel and the bottom panel, and the bottom panel welds with the broadside planking, and top panel welds with horizontal stay tube.
Above-mentioned FPSO broadside riser prevents bumping protection architecture, still further, horizontal stay tube base has first flange, and horizontal stay tube bottom has the second flange, and first flange and second flange butt joint are fixed through the bolt.
The FPSO broadside riser crash protection structure further includes a temporary upper base positioned above the lower base in alignment with the base with the horizontal bracing base.
The utility model has simple integral structure, light weight, low cost and convenient installation, can improve the rigidity of the truss structure near the vertical pipe, avoid serious deformation and damage of the truss structure near the vertical pipe when a collision accident occurs, effectively increase the welding area and strengthen the shearing strength of the welding part. A protection architecture (protection architecture B) for protecting increase riser temporarily adopts flange and spacing fixedly with the pedestal junction, and installation and maintenance operation in later stage of being convenient for.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of view 1B of FIG. 1;
FIG. 3 is a schematic view of the view angle structure of FIG. 1C;
FIG. 4 is a schematic side elevational view of the upper and lower bases;
FIG. 5 is a schematic side elevational view of the temporary upper and lower bases;
FIG. 6 is a schematic view of a structure in which a horizontal strut base is connected to a horizontal strut by a flange;
wherein: 1-truss type protection structure, 2-upper base, 3-lower base, 4-temporary base, 5-spacing component, 6-horizontal toggle plate, 7-horizontal stay tube, 8-vertical toggle plate, 9-base, 10-horizontal stay tube base, 12-outboard plate, 13-outboard fixed riser, 29-first flange, 30-second flange.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
A collision prevention protection structure for a side riser of an FPSO mainly comprises two types, one is used for protecting a fixed riser and the other is used for protecting a temporarily added riser. The protection structure comprises a truss structure and a side base. The truss structure consists of a horizontal transverse supporting pipe, a vertical supporting pipe, a horizontal connecting supporting pipe and a vertical connecting supporting pipe, and has the advantages of simple integral structure, light weight, low manufacturing cost and convenient installation. The horizontal cross bracing tube is connected with the broadside base and is used for strongly supporting the broadside stringers in height; the vertical connection supporting pipes and the protected vertical pipes are positioned on the same cross section and mutually support the horizontal connection supporting pipes, so that the rigidity of the truss structure near the vertical pipes is improved, and serious truss structure deformation and damage near the vertical pipes during collision accidents are avoided. The side base welds on the side planking, the side base comprises base level toggle plate, base vertical toggle plate and base panel, base level toggle plate with base vertical toggle plate is crisscross shape and connects, a reinforcing panel is respectively arranged to base vertical toggle plate upper and lower extreme, effectively increases the welding area between side base with the side planking, reinforcing welded part's shear strength, simultaneously, panel and side welded part are established to soft toe form, effectively reduce stress concentration, improve fatigue life. One side of the truss structure is connected with the broadside base, and the connection mode is different according to different types of the protection structure; the protection structure is used for protecting the fixed vertical pipe, and the two parts are connected into a whole in a welding mode at the joint of the protection structure and the base; a protection architecture for protecting interim increase riser adopts flange and spacing fixed with the pedestal junction to make things convenient for marine installation. A protection structure for protecting the fixed riser. The anti-collision protection structure comprises a truss structure and a side base.
The truss structure consists of a horizontal transverse supporting pipe, a vertical connecting supporting pipe and a horizontal connecting supporting pipe; the broadside fixed vertical pipe and the vertical connecting supporting pipe of the truss structure are in the same cross section; one side of the horizontal cross support pipe of the truss structure is connected with the side base, and the two parts are connected into a whole in a welding way at the connection part;
the side base comprises a base horizontal toggle plate, a base vertical toggle plate, a base panel and a base upper reinforcing panel and lower reinforcing panel, wherein the base horizontal toggle plate and the base vertical toggle plate are connected in a crisscross shape, the upper end and the lower end of the base vertical toggle plate are respectively provided with a reinforcing panel, and the base panel is connected with a horizontal cross supporting pipe of the truss structure. Each riser corresponds to a protection structure, and the side base of each protection structure is welded on the side planking, and the side base is divided into an upper layer and a lower layer along the ship length direction and is respectively provided with 2, and 4 are arranged altogether.
The utility model relates to a protection structure for protecting a temporarily added vertical pipe, which comprises a truss structure and a side base.
The truss structure consists of a horizontal transverse supporting pipe, a vertical connecting supporting pipe and a horizontal connecting supporting pipe; the vertical connecting stay tubes of the vertical connecting stay tubes and the truss structure which are temporarily added on the side of the ship are positioned in the same cross section; one side of the horizontal cross bracing tube of the truss structure is connected with the side base, the joint of the horizontal cross bracing tube and the upper base adopts a limiting device to limit translational displacement, and the joint of the horizontal cross bracing tube and the lower base is connected with a flange through bolts.
The upper side base consists of a base horizontal toggle plate, a base vertical toggle plate, a base panel, a base longitudinal reinforcing rib, a base vertical toggle plate, a base transverse reinforcing rib, a base limiting plate and a toggle plate of the base limiting plate; a base vertical toggle plate and an alignment reinforcing structure are arranged below the base horizontal toggle plate, wherein strong supporting structures on the side outer plates are also welded in an alignment manner on one side of the base horizontal toggle plate and one side of the vertical toggle plate; a limiting device is arranged on the horizontal toggle plate of the base, and a limiting space is reserved according to the size of the horizontal cross support pipe of the truss structure.
The lower side base comprises a base horizontal toggle plate, a base vertical toggle plate, a base panel and a base upper reinforcing panel and lower reinforcing panel, wherein the base horizontal toggle plate and the base vertical toggle plate are connected in a crisscross shape, the upper end and the lower end of the base vertical toggle plate are respectively provided with a reinforcing panel, and the base panel is welded and connected with a horizontal cross supporting pipe of the truss structure.
One side of the horizontal cross support pipe is welded with the base panel, and the other side is welded with the flange; one side of the horizontal cross support pipe is welded with the vertical support pipe, and the other side is welded with the flange; the flange is connected with the flange through bolts.
Each riser corresponds to a protection structure, and the side base of each protection structure is welded on the side planking, and the side base respectively sets up 2 along the captain direction two-layer about dividing, arranges 4 altogether.
Claims (6)
1. An FPSO broadside riser anti-collision protection structure, its characterized in that: the truss type protection structure is formed by transversely and longitudinally staggering steel pipes, and is connected with the side outer plate through a base, and the base comprises two upper bases, two lower bases and a temporary upper base;
the upper base is provided with a base and a horizontal supporting tube, the bottom of the base is welded on the side outer plate, the top of the base is fixed with the horizontal supporting tube, and the horizontal supporting tube is welded and fixed with the truss type protection structure;
the lower base is provided with two bases and a horizontal supporting pipe or one base and a horizontal supporting pipe, the two bases are arranged in parallel and fixed into a whole, and the bottoms of the two bases are welded on the side outer plate;
one of the bases of the lower base is aligned with the base of the upper base and is connected with a horizontal supporting pipe, and the horizontal supporting pipe is connected with the truss type protection structure;
the top of the other base of the lower base is welded with a horizontal support tube base, and the horizontal support tube base is connected with a horizontal support tube through a flange;
the temporary upper base is provided with a horizontal toggle plate which is transversely placed and a vertical toggle plate which is vertically placed, the horizontal toggle plate and the vertical toggle plate are both welded on the side outer plate, the horizontal toggle plate is positioned above the vertical toggle plate and is vertical to the vertical toggle plate, a limiting member is fixed above the horizontal toggle plate, a horizontal supporting tube is fixed in the limiting member, and the horizontal supporting tube is arranged in parallel with the side outer plate and welded with the edge of the truss type protection structure.
2. The FPSO broadside riser anti-collision protection structure according to claim 1, wherein: the limit members are 3, and the limit members are enclosed to form a groove, and the horizontal support tube is placed in the groove for fixing.
3. A FPSO broadside riser anti-collision protection structure according to claim 1 or 2, characterized in that: the limiting component is a limiting plate perpendicular to the horizontal toggle plate, the limiting plate is provided with a reinforced toggle plate, and the limiting plate is contacted with the horizontal stay tube.
4. The FPSO broadside riser anti-collision protection structure according to claim 1, wherein: the base is provided with an upper panel and a lower panel, a crisscross toggle plate is fixed between the upper panel and the lower panel, the lower panel is welded with the side outer plate, and the upper panel is welded with the horizontal stay tube.
5. The FPSO broadside riser anti-collision protection structure according to claim 1, wherein: the horizontal support tube base is provided with a first flange, the bottom of the horizontal support tube is provided with a second flange, and the first flange is in butt joint with the second flange and is fixed through bolts.
6. The FPSO broadside riser anti-collision protection structure according to claim 1, wherein: the temporary upper base is positioned above the lower base in alignment with the base with the horizontal stay tube base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223265900.8U CN219192517U (en) | 2022-12-07 | 2022-12-07 | FPSO broadside riser anti-collision protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223265900.8U CN219192517U (en) | 2022-12-07 | 2022-12-07 | FPSO broadside riser anti-collision protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219192517U true CN219192517U (en) | 2023-06-16 |
Family
ID=86725210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223265900.8U Active CN219192517U (en) | 2022-12-07 | 2022-12-07 | FPSO broadside riser anti-collision protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219192517U (en) |
-
2022
- 2022-12-07 CN CN202223265900.8U patent/CN219192517U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111746713B (en) | Ship body side structure | |
| WO2008103053A1 (en) | A tank structure | |
| CN110406640A (en) | An offshore FPSO topside module combined support structure | |
| CN219192517U (en) | FPSO broadside riser anti-collision protection structure | |
| CN115071892B (en) | Pier of immersed tube transport ship and immersed tube transport ship | |
| CN218705390U (en) | Modular combined type transportation tool for SPMT (prestressed pipe Molding) shipment of large steel piles | |
| CN210942162U (en) | Ocean FPSO upper portion module combination bearing structure | |
| CN212980471U (en) | Anchor machine base for ship | |
| CN109750687A (en) | Adjustable size steel structure tower crane foundation cap | |
| CN218626023U (en) | Anti-collision protection structure for FPSO side seawater lift pump pipe | |
| CN212896121U (en) | Disconnect-type high stake ore pier structure | |
| CN212315327U (en) | Wind-resistant and overturn-preventing device for shore bridge and shore bridge unit | |
| CN109667244B (en) | A multi-stage buffer energy-dissipating bridge anti-collision device | |
| CN113548152A (en) | Novel pillar structure for roll-on/roll-off ship | |
| CN116001997B (en) | Steel pontoon-reinforced concrete box combined floating wind power system and installation method thereof | |
| CN219654064U (en) | End reinforced pipe shell and double-steel-plate structure | |
| CN212896122U (en) | Assembly type high-pile ore wharf structure | |
| CN217580053U (en) | Upper module buttress of marine concrete gravity type LNG receiving station foundation | |
| CN219769277U (en) | Anti-fatigue welding nail, multi-foot supporting plate and double-connection cavity plate | |
| CN221441291U (en) | Main cable saddle of integral structure and bridge tower for mounting main cable saddle | |
| CN219115660U (en) | Cylinder structure marine fixing tool | |
| CN212980467U (en) | Steering engine base for ship | |
| CN222977907U (en) | A CNG cylinder frame structure suitable for straight beams | |
| CN215164563U (en) | Connecting structure of steel box girder and concrete box girder in beam bridge with steel-concrete composite structure | |
| CN220315281U (en) | Boats and ships host computer jack-up additional strengthening |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |