CN116254872A - Offshore high-efficiency construction method for steel cylinder - Google Patents
Offshore high-efficiency construction method for steel cylinder Download PDFInfo
- Publication number
- CN116254872A CN116254872A CN202310338204.5A CN202310338204A CN116254872A CN 116254872 A CN116254872 A CN 116254872A CN 202310338204 A CN202310338204 A CN 202310338204A CN 116254872 A CN116254872 A CN 116254872A
- Authority
- CN
- China
- Prior art keywords
- steel cylinder
- barge
- floating crane
- vibration
- sinking
- 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.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a steel cylinder offshore efficient construction method, which comprises the following steps: s1, selecting corresponding floating crane and barge resources according to the specification form of a steel cylinder; s2, installing a vibration and sinking device at the top end of the steel cylinder, installing the steel cylinder and the vibration and sinking device on a deck of the barge, and performing connection debugging work; s3, anchoring and mooring are carried out on one side, far away from the floating crane, of the barge, and a construction gap of the steel cylinder is reserved between the barge and the floating crane; s4, the steel cylinder and the vibration sinking equipment are lifted by the floating crane, and the steel cylinder is installed in place through lifting, lowering and vibration sinking in-place operation; s5, the floating crane recovers the vibration and subsidence equipment to the barge, and the steel cylinder is installed. The invention simplifies the installation and construction operation of the steel cylinder, saves the construction time and reduces the construction cost.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a steel cylinder offshore efficient construction method.
Background
In order to ensure navigation safety, the traffic department does not allow to establish ocean engineering development facilities higher than the seabed mud surface in the area, so that an underwater production system below the seabed mud surface is adopted, a protection structure is required to be installed for protection, a steel cylinder is adopted for foundation support at present, and the existing steel cylinder installation method is low in construction efficiency and high in construction cost.
Disclosure of Invention
The invention aims to provide a steel cylinder offshore efficient construction method, which simplifies the installation and construction operation of the steel cylinder, saves the construction time and reduces the construction cost.
In order to achieve the purpose of the invention, the invention provides a steel cylinder offshore efficient construction method, which comprises the following steps:
s1, selecting corresponding floating crane and barge resources according to the specification form of a steel cylinder;
s2, installing a vibration and sinking device at the top end of the steel cylinder, installing the steel cylinder and the vibration and sinking device on a deck of the barge, and performing connection debugging work;
s3, anchoring and mooring are carried out on one side, far away from the floating crane, of the barge, and a construction gap of the steel cylinder is reserved between the barge and the floating crane;
s4, the steel cylinder and the vibration sinking equipment are lifted by the floating crane, and the steel cylinder is installed in place through lifting, lowering and vibration sinking in-place operation;
s5, the floating crane recovers the vibration and subsidence equipment to the barge, and the steel cylinder is installed.
As a preferable technical scheme of the invention, the vibration and sinking equipment is clamped at the top end of the side wall of the steel cylinder.
As a preferable technical scheme of the invention, the vibration and sinking equipment is electrically connected to a power station on the deck of the barge through a hydraulic pipeline, and a hydraulic pipeline hanging row is arranged on the hydraulic pipeline.
As the preferable technical scheme of the invention, the steel cylinder and the vibration sinking equipment are connected by pipelines and are subjected to debugging before shipping, and after land debugging is finished, the equipment is not required to be debugged at sea.
As a preferable technical scheme of the invention, the main hook of the floating crane lifts the steel cylinder and the vibration sinking equipment, and the auxiliary hook of the floating crane lifts the hydraulic pipeline lifting row.
As a preferable technical scheme of the invention, the floating crane is connected with the barge through mooring with a rope, a construction gap of the steel cylinder is reserved between the barge and the floating crane, and the steel cylinder is arranged in a sea area between the barge and the floating crane.
As a preferable technical scheme of the invention, the floating crane is a fixed derrick floating crane ship, the floating crane is moored close to the barge, and the steel cylinder is arranged in the sea area on one side of the floating crane away from the barge.
Compared with the prior art, the invention provides a steel cylinder offshore efficient construction method, which has the following beneficial effects:
according to the invention, the vibration sinking equipment and the steel cylinder are loaded onto the same barge, the vibration sinking equipment is preinstalled on the steel cylinder, pipeline connection and debugging work are performed, after land debugging is completed, the equipment is not required to be debugged again at sea, a great amount of time is saved, the steel cylinder installation and construction operation is simplified, the construction time is saved, and the construction cost is reduced.
Drawings
FIG. 1 is a schematic view of a floating crane lifting steel cylinder of the present invention;
FIG. 2 is a diagram of a steel cylinder and a vibratory settling apparatus of the present invention;
figure 3 is a schematic illustration of the anchoring and mooring of a floating crane and barge according to the present invention.
1 is a steel cylinder, 2 is a floating crane, 3 is a barge, 4 is a vibrating and sinking device, 5 is a power station, and 6 is a hydraulic pipeline crane row.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-3, an embodiment of the invention provides a steel cylinder offshore efficient construction method, which comprises the following steps:
s1, selecting corresponding floating crane 2 and barge 3 resources according to the specification form of a steel cylinder 1;
s2, installing a vibration and sinking device 4 at the top end of the steel cylinder 1, installing the steel cylinder 1 and the vibration and sinking device 4 on a deck of the barge 3, and performing connection debugging work;
s3, anchoring and mooring are carried out on one side, away from the floating crane 2, of the barge 3, and a construction gap of the steel cylinder 1 is reserved between the barge 3 and the floating crane 2;
s4, lifting the steel cylinder 1 and the vibration sinking equipment 4 by the floating crane 2, and installing the steel cylinder 1 in place through lifting, lowering and vibration sinking in-place operation;
s5, the floating crane 2 recovers the vibration and subsidence equipment 4 to the barge, and the installation of the steel cylinder 1 is completed.
In one embodiment of the invention, the vibration and sinking device 4 is clamped at the top end of the side wall of the steel cylinder 1.
In one embodiment of the invention, the vibration and sinking apparatus 4 is electrically connected to a power station 5 on the deck of the barge 3 by means of hydraulic lines on which hydraulic line boom rows 6 are provided.
In one embodiment of the invention, the steel cylinder 1 and the vibration sinking device 4 are connected by pipelines and are debugged before shipping, and after land debugging is finished, no debugging device is needed at sea.
In one embodiment of the invention, the primary hook of the floating crane 2 lifts the steel cylinder 1 and the vibration and sinking apparatus 4, and the secondary hook of the floating crane 2 lifts the hydraulic line bank 6.
In one embodiment of the invention, the floating crane 2 and the barge 3 are connected by mooring with a cable, a construction gap of the steel cylinder 1 is reserved between the barge 3 and the floating crane 2, and the steel cylinder 1 is installed in the sea between the barge 3 and the floating crane 2.
In one embodiment of the invention, the floating crane 2 is a fixed derrick floating crane vessel, the floating crane 2 is moored against the barge 3, and the steel cylinder 1 is installed in the sea on the side of the floating crane 2 remote from the barge 3.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (7)
1. The marine high-efficiency construction method of the steel cylinder is characterized by comprising the following steps of:
s1, selecting corresponding floating crane (2) and barge (3) resources according to the specification form of a steel cylinder (1);
s2, installing a vibration and sinking device (4) at the top end of the steel cylinder (1), installing the steel cylinder (1) and the vibration and sinking device (4) on a deck of the barge (3), and performing connection debugging work;
s3, anchoring and mooring are carried out on one side, far away from the floating crane (2), of the barge (3), and a construction gap of the steel cylinder (1) is reserved between the barge (3) and the floating crane (2);
s4, the steel cylinder (1) and the vibration sinking equipment (4) are lifted by the floating crane (2), and the steel cylinder (1) is installed in place through lifting, lowering and vibration sinking in-place operation;
s5, the floating crane (2) recovers the vibration and sinking equipment (4) to the barge, and the installation of the steel cylinder (1) is completed.
2. The steel cylinder offshore efficient construction method according to claim 1, wherein the method comprises the following steps:
the vibration and sinking equipment (4) is clamped at the top end of the side wall of the steel cylinder (1).
3. The steel cylinder offshore efficient construction method according to claim 1, wherein the method comprises the following steps:
the vibration and sinking equipment (4) is electrically connected to a power station (5) on the deck of the barge (3) through a hydraulic pipeline, and a hydraulic pipeline hanging row (6) is arranged on the hydraulic pipeline.
4. The steel cylinder offshore efficient construction method according to claim 1, wherein the method comprises the following steps:
the steel cylinder (1) and the vibrating and sinking equipment (4) are connected by pipelines and are subjected to debugging before shipping, and after land debugging is finished, the equipment is not required to be debugged at sea.
5. A steel cylinder offshore efficient construction method according to claim 3, characterized in that:
the main hook of the floating crane (2) lifts the steel cylinder (1) and the vibration sinking equipment (4), and the auxiliary hook of the floating crane (2) lifts the hydraulic pipeline lifting row (6).
6. The steel cylinder offshore efficient construction method according to claim 1, wherein the method comprises the following steps:
the floating crane (2) is connected with the barge (3) through mooring with a cable, a construction gap of the steel cylinder (1) is reserved between the barge (3) and the floating crane (2), and the steel cylinder (1) is installed in a sea area between the barge (3) and the floating crane (2).
7. The steel cylinder offshore efficient construction method according to claim 1, wherein the method comprises the following steps:
the floating crane (2) is a fixed derrick-mast floating crane ship, the floating crane (2) is tightly moored to the barge (3), and the steel cylinder (1) is installed in a sea area on one side, far away from the barge (3), of the floating crane (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310338204.5A CN116254872A (en) | 2023-03-31 | 2023-03-31 | Offshore high-efficiency construction method for steel cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310338204.5A CN116254872A (en) | 2023-03-31 | 2023-03-31 | Offshore high-efficiency construction method for steel cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116254872A true CN116254872A (en) | 2023-06-13 |
Family
ID=86688092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310338204.5A Pending CN116254872A (en) | 2023-03-31 | 2023-03-31 | Offshore high-efficiency construction method for steel cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116254872A (en) |
-
2023
- 2023-03-31 CN CN202310338204.5A patent/CN116254872A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2010029766A1 (en) | Tension-moored floating body and method for towing and installing tension-moored floating body | |
| CN102312442A (en) | Construction method of trestle steel pipe pile foundation | |
| CN109853567B (en) | Pile sinking method for offshore wind power rock-socketed steel pipe pile | |
| CN111469993A (en) | Self-installation floating type fan foundation anchored by bucket foundation and self-installation method | |
| CN108626078B (en) | Auxiliary transportation and erection process for offshore wind turbine Spar type floating foundation barge | |
| CN104727336A (en) | Construction method of large single-pipe pile foundation of shallow-sea wind power plant | |
| CN102491162A (en) | Hoisting equipment and hoisting method | |
| CN101774422A (en) | Novel offshore installation construction resource-combined type pontoon barge | |
| CN103981846A (en) | Pile positioning semi-submersible offshore dredging engineering ship | |
| CN111688876A (en) | Floating type wind power foundation structure and construction and installation method thereof | |
| CN101746484B (en) | Operation method of anchoring type operating vessel when crossing over submarine facility during anchoring | |
| CN103883273A (en) | Method for utilizing two cranes on saturation diving support vessel to mount vertical pipe | |
| CN108532604A (en) | A kind of steady stake platform construction technique | |
| CN114162268B (en) | Mooring device for floating body in shallow and medium water area and mounting method | |
| CN212243734U (en) | Self-installation floating type fan foundation anchored by bucket foundation | |
| CN217870596U (en) | Tensioning type fan foundation anchored on foundation seabed | |
| CN116254872A (en) | Offshore high-efficiency construction method for steel cylinder | |
| JP2018039475A (en) | Method for extension of mooring cable, method for mooring floating body structure and method for construction of floating body type offshore wind power generation facility | |
| CN212715000U (en) | Steel cofferdam positioning system in deep water | |
| CN115258092A (en) | Floating type water photovoltaic integral installation method | |
| CN211442685U (en) | Splicing platform on water | |
| KR100452595B1 (en) | Method for Installation of an Offshore Platforms on a Substructure Without the Impact and the Load Concentration | |
| CN210127486U (en) | Wind power foundation steel combined barrel structure | |
| CN209636722U (en) | Floating breakwater structure | |
| CN209870675U (en) | Suction anchoring mooring device and composite structure thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |