CN102582803B - Hydraulic lifting roller shipping process for ultra-large marine structure - Google Patents
Hydraulic lifting roller shipping process for ultra-large marine structure Download PDFInfo
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- CN102582803B CN102582803B CN201210066177.2A CN201210066177A CN102582803B CN 102582803 B CN102582803 B CN 102582803B CN 201210066177 A CN201210066177 A CN 201210066177A CN 102582803 B CN102582803 B CN 102582803B
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- offshore structure
- large offshore
- piston shoes
- roller bearing
- jack
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Abstract
A hydraulic lifting roller shipping process for an ultra-large marine structure comprises the following steps of 1 sequentially arranging a track, a roller, a piston shoe and a supporting pad pier on a slide in advance, and then constructing a structure; 2 arranging a traction device and a control system, wherein the traction device is connected with the piston shoe, a jack is installed in the piston shoe and connected with the control system, and a temporary support is removed when the jack lifts the structure to the preset height; 3 starting the traction device to drive the piston shoe and the structure to move on the roller; 4 performing water level load adjustment of a ballast tank on a ship in the boarding processing of the structure, wherein the control system jointly adjusts the bearing force of the jack; and 5 enabling the jack to completely retract when the structure advances to an appointed position of the ship, and enabling the supporting pad pier and the piston shoe to bear the weight of the structure so as to complete shipping operation of the structure. The hydraulic lifting roller shipping process for the ultra-large marine structure overcomes the shortcomings that in the traditional process, partial force and deformation are overlarge, the load is difficult to adjust, and the like, and improves control accuracy of the shipping advancing direction of the structure.
Description
Technical field
The present invention relates to technics of shipment, the hydraulic pressure that relates in particular to a kind of very-large offshore structure is lifted roller bearing technics of shipment, belongs to ocean engineering field.
Background technology
In recent years, along with the growth of countries in the world to energy demand, and the increase of land and marine shoal water zone oil-gas field discovery difficulty, oil and gas industry does not just march in exploratory development area towards deep water and super deep water, and the ocean structure of answering is in contrast high speed development also.Ocean structure generally refers to: upper chunk, supporting tube frame, tension leg platform, single-cylinder type platform, semisubmersible platform etc., these ocean engineering structures are general first carries out prefabricated group by land to general assembly, then, then transports to marine installation.
Along with the increase of operating depth, the size of ocean structure and weight also constantly increase, and the works of several tons can be found everywhere, and maximize and become a megatrend of development, but supporting technics of shipment and equipment development obviously lag behind.Traditional technics of shipment, normally adopts the method for slippage shipment to carry out, and because shipment piston shoes are stressed, concentrates, and sliding friction power also increases and linear increase with works weight, thereby causes dilatory cost significantly to increase; And the operating modes such as because structure stress is concentrated, shipment process easily produces that single leg is unsettled, local pressure and distortion is excessive, unbalance loading distortion.Meanwhile, in traditional technics of shipment, its piston shoes that use do not have commonality, and construction cost is higher.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that prior art exists, and the hydraulic pressure that a kind of very-large offshore structure is provided is lifted roller bearing technics of shipment, its strong point is stressed can be regulated, and has overcome the shortcomings such as the local pressure that may occur in traditional handicraft is excessive with distortion, tune year difficulty; Reduced the friction force in shipment process, improved the control accuracy to works shipment working direction, avoided water level to adjust and carried deficiency and abnormal condition, guaranteed that shipment tune carries safety, has reduced construction cost.
The object of the invention is to be realized by following technical scheme:
The hydraulic pressure of very-large offshore structure is lifted a roller bearing technics of shipment, it is characterized in that: adopt following steps:
The first step: arrange in advance several tracks on slideway, be spaced several roller bearings on track, be placed with several piston shoes on roller bearing, be placed with supporting pad pier on piston shoes; Then, on supporting pad pier, start to build very-large offshore structure;
Second step: after very-large offshore structure has been built, arrange draw gear and control system; Draw gear is connected with several piston shoes by steel rope, adopts between piston shoes attaching parts to be connected between several piston shoes, and between piston shoes attaching parts with two ends piston shoes for being flexibly connected; Hydraulic jack is installed in piston shoes, and this hydraulic jack is connected with control system, when hydraulic jack is lifted very-large offshore structure to setting height, removes the temporary supporting of building use;
The 3rd step: start draw gear and drive piston shoes and very-large offshore structure to move on roller bearing, meanwhile, roller bearing rolls in orbit;
The 4th step: go on board in process at very-large offshore structure, boats and ships are carried out to ballast tank water level tune to be carried, and according to the stressing conditions of structure, control system is combined adjusting to jack load, with after avoiding water level adjust to carry deficiency and very-large offshore structure going on board, the problem that the slideway on the boats and ships that cause due to the change of hull weight can not flush with harbour slideway;
The 5th step: very-large offshore structure advances to after boats and ships assigned address, the jack that is positioned at piston shoes all bounces back, and the weight of bearing very-large offshore structure by supporting pad pier and piston shoes completes the ship-loading operation of very-large offshore structure.
Described draw gear is to consist of the rear towing device dragging that can return that is arranged in the pre-traction device on boats and ships and be arranged on harbour, and pre-traction device and rear towing device are dilatory winch or jack.
Described roller bearing is provided with limiting stopper, and limiting stopper is bolt fastening structure, and symmetry is installed on the two ends of roller bearing.
Described control system is multiple spot Multi-cylinder load group network control system, comprise: hydraulic pressure clack box, hydraulic power unit, measurement mechanism and electrical control gear, wherein, hydraulic pressure clack box is connected with hydraulic jack, meanwhile, hydraulic pressure clack box is connected with hydraulic power unit, measurement mechanism respectively; Hydraulic power unit, measurement mechanism are connected with electrical control gear, and electrical control gear is connected with draw gear.
Described measurement mechanism comprises: the PLC network system being connected and composed by a set of computing machine, PLC programmable logic controller (PLC) and communication control unit; The measuring system being connected and composed by displacement pickup and load cell.
Described electrical control gear is connected to form by a set of voltage transformer, a set of relay contact controller and electric system.
Beneficial effect of the present invention: the present invention is due to technique scheme, and its beneficial effect is embodied in the following aspects:
(1) according to the reaction of bearing of works, in conjunction with distribution and the ability of the built-in jack of piston shoes, carry out system optimization and decomposition, realized load distribution and control, guaranteed the safety of works, meanwhile, reduced the load-carrying capacity requirement to ground;
(2) adopt runner-track and multi-point support, reduced the friction force of shipment process;
(3) can carry out modularization assemble, be applicable to the works shipment demand of different tonnages;
(4) adopt multiple spot Multi-cylinder load group networking to control, during the unfairness of ground, can automatically adjust;
(5) utilize roller bearing limiting stopper, improved the control accuracy to works shipment working direction;
(6) according to structure stress, jack load is combined to adjusting, avoided water level to adjust and carried deficiency and abnormal condition, guaranteed that shipment tune carries a safety.
(7) can apply to fixed platform, jacket and other ocean engineering conventional structure thing, meanwhile, can also be for labyrinth things such as tension leg platform, single-cylinder type platform and semisubmersible deep water platforms.
(8) the track that used, roller bearing, piston shoes, jack, Hydraulic system and control system are all reusable, have reduced construction cost.
Accompanying drawing explanation:
Fig. 1 is the floor plan schematic diagram that the present invention loads onto ship.
Fig. 2 is the side schematic view that the present invention loads onto ship.
Fig. 3 is the local enlarged diagram of A in Fig. 2.
Fig. 4 is roller bearing limiting stopper schematic diagram of the present invention.
Fig. 5 is the uneven schematic diagram that automatically regulates in ground of the present invention.
Fig. 6 is that the present invention loads process schematic diagram onto ship.
Fig. 7 is that the present invention loads schematic diagram in place onto ship.
Major label description in figure:
Attaching parts, 4 hydraulic jacks, 5 roller bearings, 6 tracks, 7 slideways, 8 limiting stoppers, 9 draw geares, 10 hydraulic pressure clack boxes, 11 hydraulic power units, 12 measurement mechanisms, 13 electrical control gears, 14 very-large offshore structures, 15 boats and ships, 16 harbours between 1 supporting pad pier, 2 piston shoes, 3 piston shoes.
The specific embodiment
The present invention adopts following steps:
The first step: as Fig. 1, Fig. 2, shown in Fig. 3, very-large offshore structure arranges several tracks 6 before building in advance on slideway 7, has been spaced several roller bearings 5 on track 6, is placed with several piston shoes 2 on roller bearing 5, is placed with supporting pad pier 1 on piston shoes 2; Then, on supporting pad pier 1, start to build very-large offshore structure 14.The track 6 of the present embodiment is two parallel orbits.
Second step: after very-large offshore structure 14 has been built, arrange draw gear 9 and multiple spot Multi-cylinder load group network control system; Draw gear 9 is to consist of the rear towing device dragging that can return if desired that is arranged in the pre-traction device on boats and ships 15 and be arranged on harbour 16.The present embodiment: pre-traction device and rear towing device are dilatory winch, jack or other power plant that can draw.Draw gear 9 is connected with piston shoes 2 by steel rope, and 2 of piston shoes adopt attaching parts 3 between piston shoes to be connected, and between piston shoes attaching parts 3 with two ends piston shoes 2 for being flexibly connected; The interior installation hydraulic jack 4 of piston shoes 2.
Multiple spot Multi-cylinder load group network control system comprises: hydraulic pressure clack box 10, hydraulic power unit 11, measurement mechanism 12 and electrical control gear 13, wherein, hydraulic jack 4 is connected with hydraulic pressure clack box 10, simultaneously, hydraulic pressure clack box 10 is connected with hydraulic power unit 11, measurement mechanism 12 respectively, hydraulic power unit 11, measurement mechanism 12 are connected with electrical control gear 13, and electrical control gear 13 is connected with draw gear 9;
Wherein, measurement mechanism 12 comprises: the PLC network system being connected and composed by a set of computing machine, PLC programmable logic controller (PLC) and communication control unit; The measuring system being connected and composed by displacement pickup and load cell (LOAD CELL); 13 of electrical control gears are to be connected to form by a set of voltage transformer, a set of relay contact controller and electric system.By multiple spot Multi-cylinder load group network control system, control hydraulic jack 4 actions, when hydraulic jack 4 is lifted very-large offshore structure 14 to setting height, remove the temporary supporting of building use.
The 3rd step: as Fig. 4, shown in 5, start draw gear 9 and drive piston shoes 2 and very-large offshore structure to move on roller bearing 5, meanwhile, roller bearing 5 rolls on track 6.Roller bearing 5 is provided with limiting stopper 8, to guarantee the working direction of roller bearing 5, piston shoes 2 and very-large offshore structure, the present embodiment: limiting stopper 8 is bolt fastening structure, and symmetry is installed on the two ends of roller bearing 5.When the unfairness of ground, by multiple spot Multi-cylinder load group network control system, the top lifting height of jack 4 is adjusted automatically, to guarantee very-large offshore structure 14 local pressure safety.
The 4th step: as shown in Figure 6, at very-large offshore structure, go on board in process, boats and ships 15 are carried out to ballast tank water level tune to be carried, and according to structure stress situation, multiple spot Multi-cylinder load group network control system is combined adjusting to the load of jack 4, with after avoiding water level adjust to carry deficiency and very-large offshore structure 14 going on board, the problem that the slideway on the boats and ships that cause due to the change of hull weight can not flush with harbour slideway;
The 5th step: as shown in Figure 7, very-large offshore structure advances to after boats and ships assigned address, the jack 4 that is positioned at piston shoes 2 all bounces back, and the weight of being born very-large offshore structure 14 by piston shoes 2 completes the ship-loading operation of very-large offshore structure 14.
Above-mentioned supporting pad pier 1, piston shoes 2, hydraulic jack 4, roller bearing 5, draw gear 9, hydraulic pressure clack box 10, hydraulic power unit 11, computing machine, displacement pickup, load cell, voltage transformer, relay contact controller, electric system are commercially available prod or adopt prior art manufacture.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. the hydraulic pressure of very-large offshore structure is lifted a roller bearing technics of shipment, it is characterized in that: adopt following steps:
The first step: arrange in advance several tracks on slideway, be spaced several roller bearings on track, be placed with several piston shoes on roller bearing, be placed with supporting pad pier on piston shoes; Then, on supporting pad pier, start to build very-large offshore structure;
Second step: after very-large offshore structure has been built, arrange draw gear and control system; Draw gear is connected with several piston shoes by steel rope, adopts between piston shoes attaching parts to be connected between several piston shoes, and between piston shoes attaching parts with two ends piston shoes for being flexibly connected; Hydraulic jack is installed in piston shoes, and this hydraulic jack is connected with control system, when hydraulic jack is lifted very-large offshore structure to setting height, removes the temporary supporting of building use;
The 3rd step: start draw gear and drive piston shoes and very-large offshore structure to move on roller bearing, meanwhile, roller bearing rolls in orbit;
The 4th step: go on board in process at very-large offshore structure, boats and ships are carried out to ballast tank water level tune to be carried, and according to the stressing conditions of structure, control system is combined adjusting to jack load, with after avoiding water level adjust to carry deficiency and very-large offshore structure going on board, the problem that the slideway on the boats and ships that cause due to the change of hull weight can not flush with harbour slideway;
The 5th step: very-large offshore structure advances to after boats and ships assigned address, the jack that is positioned at piston shoes all bounces back, and the weight of bearing very-large offshore structure by supporting pad pier and piston shoes completes the ship-loading operation of very-large offshore structure.
2. the hydraulic pressure of very-large offshore structure according to claim 1 is lifted roller bearing technics of shipment, it is characterized in that: described draw gear is to consist of the rear towing device dragging that can return that is arranged in the pre-traction device on boats and ships and be arranged on harbour, pre-traction device and rear towing device are dilatory winch or jack.
3. the hydraulic pressure of very-large offshore structure according to claim 1 is lifted roller bearing technics of shipment, it is characterized in that: described roller bearing is provided with limiting stopper, and limiting stopper is bolt fastening structure, and symmetry is installed on the two ends of roller bearing.
4. the hydraulic pressure of very-large offshore structure according to claim 1 is lifted roller bearing technics of shipment, it is characterized in that: described control system is multiple spot Multi-cylinder load group network control system, comprise: hydraulic pressure clack box, hydraulic power unit, measurement mechanism and electrical control gear, wherein, hydraulic pressure clack box is connected with hydraulic jack, meanwhile, hydraulic pressure clack box is connected with hydraulic power unit, measurement mechanism respectively; Hydraulic power unit, measurement mechanism are connected with electrical control gear, and electrical control gear is connected with draw gear.
5. the hydraulic pressure of very-large offshore structure according to claim 4 is lifted roller bearing technics of shipment, it is characterized in that: described measurement mechanism comprises: the PLC network system being connected and composed by a set of computing machine, PLC programmable logic controller (PLC) and communication control unit; The measuring system being connected and composed by displacement pickup and load cell.
6. the hydraulic pressure of very-large offshore structure according to claim 4 is lifted roller bearing technics of shipment, it is characterized in that: described electrical control gear is connected to form by a set of voltage transformer, a set of relay contact controller and electric system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210066177.2A CN102582803B (en) | 2012-03-14 | 2012-03-14 | Hydraulic lifting roller shipping process for ultra-large marine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210066177.2A CN102582803B (en) | 2012-03-14 | 2012-03-14 | Hydraulic lifting roller shipping process for ultra-large marine structure |
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| Publication Number | Publication Date |
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| CN102582803A CN102582803A (en) | 2012-07-18 |
| CN102582803B true CN102582803B (en) | 2014-04-30 |
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| CN201210066177.2A Expired - Fee Related CN102582803B (en) | 2012-03-14 | 2012-03-14 | Hydraulic lifting roller shipping process for ultra-large marine structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102839669B (en) * | 2012-09-26 | 2015-05-27 | 广东力特工程机械有限公司 | Mounting method for foundation ring of marine wind turbine |
| CN110436372A (en) * | 2019-06-05 | 2019-11-12 | 天津大学青岛海洋技术研究院 | A kind of Active Control Method of Large Offshore Structures slippage shipment process |
| CN112623146B (en) * | 2020-12-09 | 2022-12-06 | 大连中远海运重工有限公司 | Towing process method for ship living area block |
| CN112631342B (en) * | 2020-12-22 | 2022-07-12 | 博迈科海洋工程股份有限公司 | Large ocean module sliding shipment cooperative operation method |
| CN114538137A (en) * | 2022-03-17 | 2022-05-27 | 海洋石油工程股份有限公司 | Sliding shipping method suitable for plate-shell structure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100893055B1 (en) * | 2004-08-09 | 2009-04-15 | 현대중공업 주식회사 | A skidshoe for a movement of a block and shipment |
| KR100949891B1 (en) * | 2004-10-08 | 2010-03-25 | 현대중공업 주식회사 | On-ground building method for conventional type of ship with transverse load-out |
| KR100860884B1 (en) * | 2007-07-24 | 2008-09-29 | (주)유영정공 | The self-driving apparatus for transfering a ship |
| CN101537987B (en) * | 2009-03-12 | 2012-01-11 | 大连船舶重工集团有限公司 | Flat land fast dragging method and device for ocean platform |
| KR101075160B1 (en) * | 2009-06-01 | 2011-10-19 | 에스티엑스조선해양 주식회사 | Ship launching method using divided Shipbuilding |
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Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: Offshore Oil Engineering Co., Ltd. Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: Offshore Oil Engineering (Qingdao) Co., Ltd. Co-patentee after: Tianjin University Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: Offshore Oil Engineering Co., Ltd. Patentee before: China National Offshore Oil Corporation Co-patentee before: Offshore Oil Engineering (Qingdao) Co., Ltd. Co-patentee before: Tianjin University |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20200314 |