CN217542424U - Offshore test platform for large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system - Google Patents
Offshore test platform for large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system Download PDFInfo
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- CN217542424U CN217542424U CN202220546869.6U CN202220546869U CN217542424U CN 217542424 U CN217542424 U CN 217542424U CN 202220546869 U CN202220546869 U CN 202220546869U CN 217542424 U CN217542424 U CN 217542424U
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Abstract
The utility model discloses a large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore testing platform belongs to and salvages technical field, including barge, synchronous hoisting device, sunken ship simulator and monitoring system, synchronous hoisting device sets up on barge top plane, and synchronous hoisting device is equipped with the multiunit, and synchronous hoisting device passes through wire rope and is connected with sunken ship simulator. The utility model discloses a large-tonnage sunken ship salvages synchronous lift system of hydraulic pressure buffering offshore test platform provides offshore test platform, the whole salvage scheme of sunken ship through adopting the synchronous lift system of hydraulic pressure buffering carries out reasonable simplification and handles, develop the marine analogue test that the sunken ship was wholly salvaged, carry out more accurate test and verification of system to the key performance index such as the synchronous lift system of whole set of hydraulic pressure buffering, promote the falling speed, the buffering compensation performance, synchronous precision, the scheme design of engineering provides more accurate reliable technological foundation for formal salvage.
Description
Technical Field
The utility model relates to a salvage technical field, specifically speaking, the utility model relates to a large-tonnage is sunken ship and is salvaged hydraulic cushion and promote system offshore test platform in step.
Background
Aiming at the deep water integral salvage operation of a large-tonnage sunken ship, the shortcomings and limitations of the traditional technology in self application functions such as small tonnage of the sunken ship, inconvenient operation, large workload, easy influence of external environmental factors and the like are overcome, and the integral salvage technology of the sunken ship combining a floating barge and a hydraulic synchronous lifting system is more and more widely applied. The hydraulic buffer synchronous lifting system is used as key equipment in the whole salvaging process of a large-tonnage sunken ship, generally consists of a hydraulic steel strand lifter, a buffer compensator and a control system, and has the functions of hydraulic synchronous lifting, heave buffer compensation and the like. Considering the complexity and applicability of the whole set of synchronous lifting system, before formal application to engineering, performance test is generally required to be performed on the hydraulic buffer synchronous lifting device to verify and debug key performance indexes of the system, such as rated load, lifting and lowering speed, buffer compensation performance, synchronization accuracy and the like. The conventional method is that a test platform is built in a land laboratory, a single set of hydraulic lifting oil cylinder and a buffer are separately tested, and the real and effective simulation of the system can not be carried out on the whole lifting system, ship motion and marine environment conditions which are formed by a plurality of sets of hydraulic buffering synchronous lifting devices in actual engineering.
Disclosure of Invention
The utility model aims to solve the technical problem that a marine test platform suitable for large-tonnage is sunk and is salvaged hydraulic buffer and promote system is provided, can simplify the simulation to the whole salvage scheme of sunken ship on this test platform with hydraulic buffer and promote system installation in step to carry out functional test and verification to hydraulic buffer and promote system in step.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore testing platform comprises a barge, synchronous lifting devices, a sunken ship simulator and a monitoring system, wherein the synchronous lifting devices are arranged on the top plane of the barge and are provided with a plurality of groups, the synchronous lifting devices are connected with the sunken ship simulator through steel wire ropes, the monitoring system is composed of various sensors, and the sensors are arranged at all positions of the testing platform.
Preferably, the synchronous lifting devices are arranged in a plurality of groups and are arranged in a straight line side by side, the sunken ship simulator is placed in water and is connected with the synchronous lifting devices through steel wire ropes, the barge is provided with guide rollers, and the steel wire ropes are arranged on the guide rollers.
Preferably, synchronous hoisting device includes base, promotion hydro-cylinder and buffer cylinder, and the promotion hydro-cylinder setting is at the afterbody of base, and buffer cylinder sets up the front portion at the base, buffer cylinder and promotion hydro-cylinder are controlled by the control box, and the control box setting is in a side of base, and the side of base still sets up hydraulic power unit, and hydraulic power unit supplies pressure for promotion hydro-cylinder and buffer cylinder.
Preferably, the base includes buffering hydro-cylinder support, main lift cylinder slide rail and slide rail base, buffering hydro-cylinder support sets up in the periphery of buffering hydro-cylinder for spacing buffering hydro-cylinder, main lift cylinder slide rail set up between main lift cylinder and buffering hydro-cylinder, and the lift cylinder sets up the top at the slide rail base.
Preferably, the monitoring system consists of various sensors, the barge is provided with water surface and underwater attitude sensors, the steel wire rope is provided with a lifting force and lifting stroke sensor, and a sensor for monitoring sea conditions is arranged on the sea near the barge.
Preferably, the guide roller is arranged on a guide roller frame, the guide roller frame is composed of a steel structure and a roller, and the top of the guide roller frame is provided with a safety pin.
Preferably, the outer surface of the sunken ship simulator is made of a steel salvage buoy, concrete or iron sand is filled in the buoy to carry out balance weight, a lifting eye plate is arranged at the top of the buoy, and towing eye plates are arranged at two ends of the buoy.
Preferably, the synchronous lifting system is connected with a steel wire rope through a dragging anchor head, and the steel wire rope penetrates through a guide roller to be connected with the sunken ship simulator.
Adopt the technical scheme of the utility model, can obtain following beneficial effect:
the utility model discloses a marine test platform of hydraulic buffer synchronous lifting system is salvaged to large-tonnage sunken ship provides marine test platform, the whole salvage scheme of sunken ship through adopting the synchronous lifting system of hydraulic buffer carries out reasonable simplification and handles, develop the marine analogue test that the sunken ship was wholly salvaged, carry out more accurate test and verification of system to the rated load of the synchronous lifting system of whole set of hydraulic buffer, promote the falling speed, the buffer compensation performance, key performance indexes such as synchronous precision, the scheme design for formal salvage engineering provides more accurate reliable technical basis.
Drawings
The contents of the specification, as well as the references used in the drawings, will now be described in detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of a base structure of a synchronous lifting device;
FIG. 2 is a schematic view of the structure of the guide roller frame;
FIG. 3 is a schematic structural diagram of the sunken ship simulator;
FIG. 4 is a schematic structural diagram of an offshore testing platform;
fig. 5 is a schematic structural diagram of the arrangement of the synchronous lifting device.
The labels in the above figures are: 1. a barge; 2. a base; 3. a buffer oil cylinder bracket; 4. lifting the oil cylinder slide rail; 5. a slide rail base; 6. a guide roller frame; 7. a steel structure; 8. a guide roller; 9. a safety pin; 10. a wire rope; 11. a sunken ship simulator; 12. lifting the oil cylinder; 13. a buffer oil cylinder; 14. a control box; 15. a hydraulic pump station; 16. lifting the eye plate; 17. towing eye plates; 18. and dragging the anchor head.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, in which the shapes and structures of the respective members, the mutual positions and connection relationships between the respective portions, the operation and working principles of the respective portions, and the like are described.
As shown in fig. 1-5, the large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform barge 1, six sets of synchronous lifting devices, six sets of guide roller frames 6, six lifting steel wire ropes 10, a sunken ship simulator 11 and a monitoring system.
The base 2 of the synchronous lifting device comprises a buffer oil cylinder bracket 3, a lifting oil cylinder slide rail 4 and a slide rail base 5, and is welded and installed on one side of a deck of the barge 1 according to a designed position.
As shown in fig. 2, the guide roller frame 6 is assembled by a steel structure 7 and a guide roller 8, and a safety pin 9 is arranged on the top of the guide roller frame and is welded to the other side of the deck of the barge 1.
As shown in figure 1, a lifting cylinder 12 and a buffer cylinder 13 of the hydraulic buffer synchronous lifting system are arranged on a base 2 of the synchronous lifting device, and supporting equipment such as a control box 14, a hydraulic pump station 15, a buffer accumulator, a steel strand and a dragging anchor head 18 are arranged on a deck of a barge 1 as required.
The monitoring system consists of various sensors, the barge is provided with water surface and underwater attitude sensors, the steel wire rope is provided with a lifting force and lifting stroke sensor, and a sensor for monitoring sea conditions is arranged on the sea near the barge. And various sensors such as sea conditions, water surface and underwater postures, hoisting cable hoisting force, hoisting stroke and the like of the monitoring system are installed at corresponding positions according to functional requirements, and the preparation work of connection joint debugging test is completed.
As shown in fig. 3, the sunken ship simulator 11 is a steel salvage buoy, concrete or iron sand is filled in the sunken ship simulator for balancing weight, a lifting eye plate 16 is arranged at the top, towing eye plates 17 are arranged at two ends of the sunken ship simulator, the lifting eye plates 16 are used for lifting, and the towing eye plates 17 are used for towing and moving. The sunken ship simulator 11 can be used as a sunken ship simulator by wet towing through a towing wheel and ballasting and sinking when in a floating state normally.
The synchronous lifting system is connected with a steel wire rope 10 through a dragging anchor head 18, and the steel wire rope 10 penetrates through a guide roller 8 to be connected with a sunken ship simulator 11. Then the hydraulic buffer synchronous lifting system is used for lowering and lifting the hydraulic buffer synchronous lifting system, and various performances of the hydraulic buffer synchronous lifting system are tested and verified.
The test procedure was as follows:
(1) Auxiliary test equipment such as an air compressor, a generator, air diving equipment and the like is used for shipping;
(2) A base 2 and a guide roller frame 6 of the synchronous lifting system are respectively arranged at the appointed positions of two sides of a deck of the barge and are aligned front and back;
(3) The hydraulic buffer synchronous lifting equipment and the monitoring system are installed on the barge 1, and joint debugging test is carried out to ensure that the technical state is normal;
(4) The test platform is in place when anchoring a distribution field in a designated test sea area;
(5) Mooring the sunken ship simulator 11 with a cable on the barge board side in position under the assistance of a tug, mounting underwater attitude monitoring equipment on the sunken ship simulator 11, connecting one end of a synchronous lifting steel wire rope 10 to the sunken ship simulator 11, then penetrating through a guide roller 8, and connecting the other end of the synchronous lifting steel wire rope to a synchronous lifting system dragging anchor head 18;
(6) Controlling a cabin valve of a sunken ship simulator 11, sinking the ballast of the sunken ship simulator to the lower part of the ship bottom side of the barge 1 and keeping a certain safety gap to prevent collision caused by movement;
(7) A hydraulic buffer synchronous lifting system on the operation test platform lifts and lowers the sunken ship simulator 11, and the centralized monitoring system measures and records sea condition environment, lifting equipment load, barge anchor cable tension, posture conditions of a barge and sunken ship simulation device, and tests all performance parameters of the synchronous lifting system such as overall operation condition, lifting and lowering speed, synchronism and buffer compensation performance;
(8) Artificially simulating the faults of the lifting system, such as changing the stroke data of a lifting oil cylinder sensor, shutting down a set of synchronous lifting equipment, and observing the reaction and control conditions of the main control system;
(9) After the hydraulic buffer synchronous lifting system is tested, the sunken ship simulator 11 is arranged and carried to float, and devices such as a synchronous lifting steel wire and a monitoring system sensor are dismantled and recovered.
The offshore testing platform mainly comprises a barge 1, a base 2 of a synchronous lifting device, a guide roller frame 6, a sunken ship simulator 11 and a monitoring system. The single barge and sunken ship simulator 11 can reasonably simplify and simulate the overall salvage scheme of lifting and sinking ships of double barges, and can perform functional test and verification on a synchronous lifting system consisting of a plurality of sets of hydraulic buffer synchronous lifting equipment. The rollers and the lifting device bases with different specifications can be selected to adapt to different types of hydraulic buffer synchronous lifting equipment models.
The barges 1 with different sizes can be selected according to the fishing scheme, the bases 2 and the guide roller frames 6 of the lifting devices with different numbers are configured, and the device is suitable for testing hydraulic buffer synchronous lifting equipment with different numbers. The sunken ship simulator 11 can adjust the internal filling concrete or iron sand counterweight according to the requirement and is suitable for the lifting test load requirements of different sizes.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.
Claims (8)
1. The marine test platform of hydraulic buffer synchronous lifting system is salvaged to large-tonnage sunken ship, its characterized in that: the device comprises a barge, synchronous lifting devices, a sunken ship simulator and a monitoring system, wherein the synchronous lifting devices are arranged on the top plane of the barge and are provided with a plurality of groups, the synchronous lifting devices are connected with the sunken ship simulator through steel wire ropes, the monitoring system comprises various sensors, and the sensors are arranged at various positions of a test platform.
2. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 1, which is characterized in that: the synchronous lifting devices are arranged in multiple groups and are arranged in a straight line side by side, the sunken ship simulator is placed in water and is connected with the synchronous lifting devices through steel wire ropes, the barge is provided with guide rollers, and the steel wire ropes are arranged on the guide rollers.
3. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore testing platform according to claim 1 or 2, characterized in that: the synchronous lifting device comprises a base, a lifting oil cylinder and a buffer oil cylinder, wherein the lifting oil cylinder is arranged at the tail of the base, the buffer oil cylinder is arranged at the front of the base, the buffer oil cylinder and the lifting oil cylinder are controlled by a control box, the control box is arranged at one side edge of the base, a hydraulic pump station is further arranged at the side edge of the base, and the hydraulic pump station supplies pressure to the lifting oil cylinder and the buffer oil cylinder.
4. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 3, characterized in that: the base comprises a buffer oil cylinder support, a main lifting oil cylinder slide rail and a slide rail base, wherein the buffer oil cylinder support is arranged on the periphery of the buffer oil cylinder and used for limiting the buffer oil cylinder, the main lifting oil cylinder slide rail is arranged between the main lifting oil cylinder and the buffer oil cylinder, and the lifting oil cylinder is arranged at the top of the slide rail base.
5. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 1, which is characterized in that: the monitoring system is composed of various sensors, a barge is provided with water surface and underwater attitude sensors, a steel wire rope is provided with a lifting force and lifting stroke sensor, and a sensor for monitoring sea conditions is arranged on the sea near the barge.
6. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 2, characterized in that: the guide idler wheel is arranged on a guide idler wheel frame, the guide idler wheel frame is composed of a steel structure and idler wheels, and the top of the guide idler wheel frame is provided with a safety pin.
7. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 1, characterized in that: the outer surface of the sunken ship simulator is made of a steel salvage buoy, concrete or iron sand is filled in the buoy to balance weight, a hoisting eye plate is arranged at the top of the buoy, and towing eye plates are arranged at two ends of the buoy.
8. The large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system offshore test platform of claim 1, characterized in that: the synchronous lifting system is connected with a steel wire rope through a dragging anchor head, and the steel wire rope penetrates through a guide roller to be connected with the sunken ship simulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220546869.6U CN217542424U (en) | 2022-03-14 | 2022-03-14 | Offshore test platform for large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220546869.6U CN217542424U (en) | 2022-03-14 | 2022-03-14 | Offshore test platform for large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system |
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| Publication Number | Publication Date |
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| CN217542424U true CN217542424U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220546869.6U Active CN217542424U (en) | 2022-03-14 | 2022-03-14 | Offshore test platform for large-tonnage sunken ship salvage hydraulic buffer synchronous lifting system |
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| Country | Link |
|---|---|
| CN (1) | CN217542424U (en) |
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2022
- 2022-03-14 CN CN202220546869.6U patent/CN217542424U/en active Active
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