CN104229084A - Head-tail floating tank type shipbuilding platform - Google Patents
Head-tail floating tank type shipbuilding platform Download PDFInfo
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- CN104229084A CN104229084A CN201310228768.XA CN201310228768A CN104229084A CN 104229084 A CN104229084 A CN 104229084A CN 201310228768 A CN201310228768 A CN 201310228768A CN 104229084 A CN104229084 A CN 104229084A
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Abstract
The invention relates to a head-tail floating tank type shipbuilding platform. The shipbuilding platform comprises a rectangular main body in a box type structure, a head floating tank, a tail floating tank and a ballast system, wherein a deck of the main body is provided with a plurality of docking blocks in a ship length direction, and a plurality of ballast tanks defined by a cabin wall are formed in the main body; the head floating tank and the tail floating tank are correspondingly arranged on the bow and stern positions of the main body so as to ensure the floating stability of the main body and are fixedly and integrally fixed with the main body, and at least one of the head floating tank and the tail floating tank is provided with shipbuilding equipment; the ballast system is used for ballasting or draining the ballast tanks, the head floating tank and the tail floating tank. The head-tail floating tank type shipbuilding platform provided by the invention has the advantages that the floating tanks are only arranged on the head and tail of a ship body, sides are not restrained, the width is not limited when a repaired ship or a construction segment goes in and out the platform, and the platform is convenient to operate due to the fact that the travel of going in and out the platform is short; furthermore, the requirements of a ship repairing/building place can be effectively met, the existing facilities of a wharf can be fully used, the lifting and moving of a repaired/built ship can be conveniently realized, and the operation efficiency of the ship building can be obviously improved.
Description
Technical field
The present invention relates to engineering ship technical field, particularly relate to a kind of head and the tail floating box type shipbuilding platform.
Background technology
At present, whether great or small, structure is all roughly the same at domestic and international floating drydock, and have a horizontal end face of concave shape, there is wing wall both sides, and front and back end is opened wide.Wing wall and the dock bottom of both sides are box type construction, and longitudinally be laterally divided into some closed cabin lattice, some cabins lattice are called ballast tank, be used for pouring water and draining, dock is risen and fallen.The effect of wing wall ensures that dock has necessary rigidity and stability of drifting along, and provide the space needed for production.The China built up for 1974 first " Mount Huang number " floating drydock, " large consecutive numbers " floating drydock of going into operation for 2006, " the middle extra large Jiuhuashan " floating drydock built up for 2006 and " Zhong Hai Mount Emei " floating drydock of building for 2008 all possess above feature.
But in actual applications, because wing wall exceeds deck in ship structure face a lot, when floating drydock topside goes to dock operation, wing wall can disturb the operation of harbour preparation of construction.Such as Zhenhua Changxing Island base, frontage is longer, waters limited width, factory and hanging device are all littoral to be arranged, an energy topside is now just needed to go to dock, and the engineering ship that can rise and fall, for shipbuilding and shiprepair, facilitate the lifting of segmentation, equipment and other objects, and convenient lying up and undocking by shiprepair oceangoing ship.But there is no at present and be applicable to floating drydock under this kind of operating environment or other engineering ship.
Summary of the invention
The object of the embodiment of the present invention is for the structural shortcoming of prior art, a kind of head and the tail floating box type shipbuilding platform is proposed, be made up of head and the tail buoyancy tank and main body, moored in carrying out repairing (operation of going to dock) in the waters of Shipbuilding Work by the anchor of extremely strong grip and mooring part, and be furnished with necessary shiprepair equipment.This Ship Building and Repairing platform can be used for shiprepair, also can be used for shipbuilding.
In order to reach foregoing invention object, a kind of head and the tail floating box type shipbuilding platform that the embodiment of the present invention proposes is achieved through the following technical solutions:
A kind of head and the tail floating box type shipbuilding platform, is characterized in that comprising:
In the main body of rectangular-shaped box-structure, some keel blocks are set up along captain direction in its deck, in this main body, form some ballast tanks defined by watertight bulkhead;
First buoyancy tank and tail buoyancy tank, correspondence is built up in the bow stern position of described main body to ensure the stability of drifting along of main body, and described first buoyancy tank and tail buoyancy tank fix as one with described main body respectively, and at least one in the two is provided with Ship Building and Repairing equipment;
For the ballasting system to described ballast tank, first buoyancy tank and tail buoyancy tank ballast or draining.
Described Ship Building and Repairing platform also comprise loading instrument system, two for detecting degree of the disturbing instrument of main body along the maximum vertical amount of deflection of captain, and for controlling boats and ships sink-float, the center console of display boats and ships amount of deflection, floading condition and alerting signal etc.; In addition, the corner of described main body is respectively provided with drinking water sensor, and those drinking water sensors are connected to described center console.
Described first buoyancy tank and tail buoyancy tank include the watertight casing and superposed at least one deck work deck that are positioned at bottom; At least one deck platform deck is provided with in described watertight casing; Described work deck is at least provided with centralized control room, emergency generator room, charge and discharge board room and winch hydraulic pressure unit room, described center console is located in described centralized control room.
Described first buoyancy tank and tail buoyancy tank are equipped with two-layer work deck, and described two-layer work deck is followed successively by flying deck and safety deck from top to bottom, and described safety deck forms the roof of described watertight casing; The flying deck of described tail buoyancy tank arranges described centralized control room and emergency generator room, the safety deck of described tail buoyancy tank and first buoyancy tank is all arranged described winch hydraulic pressure unit room.
Set up six road watertight transcerse bulkheads and three road watertight longitudinal bulkheads in described main body, and be separated out 14 symmetrical wing ballast tanks and 14 ballast middle decks all around by those watertight transcerse bulkheads and watertight longitudinal bulkhead; Wherein, being positioned at 4, bow stern place wing ballast tank is trim regulating water tank, and being positioned at amidships 2 wing ballast tanks is that heel regulates water tank.
The cabinet space of described first buoyancy tank and tail buoyancy tank is separated into four independently water tanks, four water tanks being positioned at left and right two sides of a ship in those water tanks are respectively communicated with a trim regulating water tank, two water tanks described first buoyancy tank being positioned at middle part are respectively communicated with the ballast middle deck being positioned at bow place, and two water tanks described tail buoyancy tank being positioned at middle part are respectively communicated with the ballast middle deck being positioned at stern place.
The hull bottom of described main body, topside and watertight longitudinal bulkhead all adopt longitudinal framed structure, and described watertight transcerse bulkhead is provided with vertical stiffener; The platform deck of described first buoyancy tank and tail buoyancy tank adopts transverse framed structure, and its leg is provided with vertical stiffener.
In four described trim regulating water tanks, each formation pump room defined by the first platform deck and watertight bulkhead, is provided with the ballast pump being communicated to each ballast tank in described pump room.The length of described main body is 221.6 meters, wide be 60 meters, height is 8.5 meters;
Described first buoyancy tank and tail buoyancy tank and described main body are with wide, and its length is 10 meters;
The flying deck height of described first buoyancy tank and tail buoyancy tank is 21.5 meters (apart from baseline), and the safety deck height of the two is 18.5 meters (apart from baseline);
The watertight box height of described first buoyancy tank and tail buoyancy tank is 10 meters, is respectively provided with the second platform deck and the 3rd platform deck in these two watertight casings, and the height of described 3rd platform deck is 14.5 meters, and the height of described second platform deck is 11.5 meters;
The height of described first platform deck is 4.5 meters; The height of described keel block is 1.2 meters (apart from center deck lines); The lifting force of described shipbuilding platform is 1.8 ten thousand tons;
The width of described wing ballast tank is 10 meters, and the width of described ballast middle deck is 20 meters; By bow, the length of each wing ballast tank is followed successively by 26.8 meters, 36 meters, 36 meters, 24 meters, 36 meters, 36 meters, 26.8 meters.
Compared with prior art, the invention has the beneficial effects as follows: head and the tail floating box type shipbuilding platform provided by the present invention is a kind of Infrastructure for Ship Building and Repairing newly, owing to only arranging buoyancy tank at hull head and the tail, topside is without constraint, unrestricted by width when shiprepair or construction segmentation turnover platform, and turnover table stroke is short, handled easily.Effectively meet and repair/the requirement in Shipbuilding Work place, harbour existing equipment can be allowed fully to be utilized, and facilitate and repair/the lifting of shipbuilding and move boatman and do, can significantly improve and build ship construction operation efficiency.
Accompanying drawing explanation
By the description carried out its exemplary embodiment below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the present invention will become apparent and easy understand.
Fig. 1 is the section structure schematic diagram I that the embodiment of the present invention builds platform;
Fig. 2 is the section structure schematic diagram II that the embodiment of the present invention builds platform;
Fig. 3 is the birds-eye view of embodiment of the present invention main body;
Fig. 4 is each Rotating fields schematic diagram of tail buoyancy tank;
Each Rotating fields schematic diagram of buoyancy tank headed by Fig. 5.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, so that the understanding of technical personnel of the same trade:
As Figure 1-5, label represents respectively:
Main body 1, first buoyancy tank 2, tail buoyancy tank 3, middle keel block 4, side keel block 5, flying deck 6, safety deck 7, 3rd platform deck 8, second platform deck 9, pontoon deck 10, main deck 11, tail pump room 12, first pump room 13, 7th ballast middle deck 14, trim regulating water tank 15, 6th ballast middle deck 16, 6th wing ballast tank 17, 5th ballast middle deck 18, 5th wing ballast tank 19, 4th ballast middle deck 20, heel regulates water tank 21, 3rd ballast middle deck 22, 3rd wing ballast tank 23, second ballast middle deck 24, second wing ballast tank 25, first ballast middle deck 26, winch hydraulic pressure unit room 27, main switchboard room 28, centralized control room 29, lavatory 30, stair 31, auxiliary electric panel room 32, standby redundancy room 33, watertight transcerse bulkhead 34, watertight longitudinal bulkhead 35, first platform deck 36, emergency generator room 37, watch house 38, positioning winch 39, lounge 40, cabin 41, fresh water tank 42, storeroom 43, charge and discharge board room 44, battery room 45.
Shown in Fig. 1-5, a kind of head and the tail floating box type shipbuilding platform is provided in the present embodiment 1, it is in conjunction with the feature of general boats and ships, floating drydock and semi-submerged ship, namely can be used for shiprepair, also can be used for shipbuilding, be made up of head and the tail buoyancy tank and hull, moor in carrying out repairing in the waters of Shipbuilding Work (topside go to dock operation) by the anchor of extremely strong grip and mooring part, and be furnished with necessary shiprepair equipment.
This head and the tail floating box type shipbuilding platform is single deck, box-structure single bottom vessel oceangoing ship, is made up of main body 1, first buoyancy tank and tail buoyancy tank.
One, main body
Main body 1 in rectangular-shaped box-structure, the length of main body 1 is 221.6 meters, wide be 60 meters, height is 8.5 meters.The main deck 11 of main body 1 sets up some keel blocks along captain direction, comprises row and be arranged in keel block 4 on line of centers, and be symmetrically set in the multiple row side keel block 5 of middle keel block 4 left and right sides, the height of those keel blocks is 1.2 meters (apart from center deck lines)
Establishing 6 watertight watertight transcerse bulkhead 34 and 3 road, road watertight watertight longitudinal bulkheads 35 in main body, is 28 ballast tanks by hull interior compartition.Shown in Fig. 2-3, these 28 ballast tanks can be divided into 14 symmetrical wing ballast tanks and 14 ballast middle decks all around.By stern, these 28 ballast tanks are followed successively by two the 7th ballast middle decks, 14, two the 7th wing ballast tanks, two the 6th ballast middle decks, 16, two the 6th wing ballast tanks, 17, two the 5th ballast middle decks, 18, two the 5th wing ballast tanks, 19, two the 4th ballast middle decks, 20, two the 4th wing ballast tanks, two the 3rd ballast middle decks, 22, two the 3rd wing ballast tanks, 23, two the second ballast middle decks, 24, two the second wing ballast tanks, 25, two the first ballast middle decks 26 and two the first wing ballast tanks.Wherein, 4 wing ballast tanks (two the 7th wing ballast tanks and two the first ballast limits) being positioned at bow stern place are trim regulating water tank 15, are positioned at midship 2 wing ballast tanks (the 4th wing ballast tank) for heel adjustment water tank 21.The width of above-mentioned each wing ballast tank is 10 meters, and the width of each ballast middle deck is 20 meters.By stern, the length of each ballast middle deck (or wing ballast tank) is followed successively by 26.8 meters, 36 meters, 36 meters, 24 meters, 36 meters, 36 meters, 26.8 meters.Specifically, the 7th ballast middle deck 14 length is 26.8 meters, the 6th ballast middle deck 16 length is 36 meters, the 5th ballast middle deck 18 length is 36 meters, the 4th ballast middle deck 20 length is 24 meters, the 3rd ballast middle deck 22 length is 36 meters, the second ballast middle deck 24 length is 36 meters, the first ballast middle deck 26 length is 26.8 meters.
In addition, four trim regulating water tanks 15 of described main body 1 bow stern each independently divided go out a closed pump room, first pump room 13 and each 2 of tail pump room 12, centre has escape way to connect.Those pump rooms defined by the first platform deck 36 and watertight transcerse bulkhead.The height of the first platform deck 36 is 4.5 meters.2 ballast pumps are provided with in each pump room.In order to improve the safety of shipbuilding platform, often organizing 2 ballast pumps in each pump room for subsequent use each other, under special circumstances, under can working often organizing any 1 ballast pump work and full ship 4 ballast pumps, also can ensure that whole shipbuilding platform safety floats simultaneously.
Two, first buoyancy tank and tail buoyancy tank
First buoyancy tank 2 and tail buoyancy tank 3 correspondence are built up in the bow stern position of described main body 1, to ensure the stability of drifting along of main body.Described first buoyancy tank 2 and tail buoyancy tank 3 and described main body are with wide and fix as one.Described first buoyancy tank 2 and tail buoyancy tank 3 include the watertight casing that is positioned at bottom and superposed two-layer formation provides the space needed for operation and settles various work deck of repairing marine equipment, are provided with two-layer platform deck on described watertight casing.
Shown in Fig. 4-5, from top to bottom, first buoyancy tank 2 and tail buoyancy tank 3 comprise flying deck 6 (work deck), safety deck 7 (work deck), the 3rd platform deck 8 and the second platform deck 9 successively.
The flying deck 6 of tail buoyancy tank 3 is arranged centralized control room 29, watch house 38, lavatory 30, emergency generator room 37, storage room 43.
The safety deck 7 of tail buoyancy tank 3 is arranged main switchboard room 28, lounge 40, lavatory 30, cabin 41, winch hydraulic pressure unit room 27, battery room 45 and charge and discharge board room 44.
Arrange cabin 41 in the middle of 3rd platform deck 8 of tail buoyancy tank 3, both sides are trim regulating water tank 15.
Be set to the 7th ballast middle deck 14 in the middle of second platform deck 9 of tail buoyancy tank 3, both sides are trim regulating water tank 15.
The flying deck 6 of first buoyancy tank 2 arranges storage room 43, charge and discharge board room 44 and battery room 45.
Winch hydraulic pressure unit room 27, lounge 40, lavatory 30, standby redundancy room 33, auxiliary electric panel room 32, fresh water tank 42 and storeroom 43 are arranged in the safety deck 7 of first buoyancy tank 2.
First second platform deck 9 of buoyancy tank 3 and the middle part of the 3rd platform deck 8 are the first ballast middle deck 26, and both sides are trim regulating water tank 15.
In addition, pontoon deck 10 is provided with the mooring parts such as block equipment and checking bollard; The flying deck 6 of first buoyancy tank 2 and tail buoyancy tank 3 is provided with the mooring such as deck machinery and the checking bollard parts such as winch.These decks of first buoyancy tank 2 and tail buoyancy tank 3 are communicated with down through stair about 31.
Described first buoyancy tank 2 and tail buoyancy tank 3 are with main body 1 with wide, and its length is 10 meters.The flying deck 6 of described first buoyancy tank 2 and tail buoyancy tank 3 is highly 21.5 meters, and safety deck 7 is highly 18.5 meters; The watertight box height of described first buoyancy tank 2 and tail buoyancy tank 3 is 10 meters, and the height of described 3rd platform deck 8 is 14.5 meters, and the height of described second platform deck 9 is 11.5 meters.
The inner space of the watertight casing of described first buoyancy tank 2 and tail buoyancy tank 3 is separated into four independently water tanks, and the water tank width being positioned at both sides is 10 meters, and two the water tank width being positioned at middle part are 20 meters.Four water tanks being positioned at left and right two sides of a ship in those water tanks are respectively communicated with a trim regulating water tank 15, two water tanks described first buoyancy tank 2 being positioned at middle part are respectively communicated with a first ballast middle deck 26, and two water tanks described tail buoyancy tank 3 being positioned at middle part are respectively communicated with a 7th ballast middle deck 14.
Three, Electromechanical Design
Ballast chamber intake design is for having come by gravity flow water inlet or ballast pump water filling two kinds of modes, and often kind of water intake mode should open corresponding Electronic control butterfly valve, and each ballast chamber needs to control uninterrupted by electric butterfly valve according to ballast.During shipbuilding platform floating, the functional mapping of ballast pump is the function of dewatering pump, even for the seawater of each ballast tank outboard draining has been come by ballast piping.When boats and ships heel regulates, the ballast water phase intermodulation in water tank 21 is regulated to refute by arbitrary, left and right ballast pump in tail pump room 12 to heel.During boats and ships trim regulating, by ballast pump in first pump room 13 and tail pump room 12, the ballast water draining in trim regulating water tank 15 or injection are come.
Four, the technical barrier that overcomes of structure design
Because head and the tail buoyancy tank only established by this shipbuilding platform, longitudinal strength is more weak, during Deck into water, waterplane is only provided by head and the tail buoyancy tank, waterplane is very little to longitudinal axis moment of inertia, so the designing points of this shipbuilding platform is the rigidity of platform, intensity and stability problem, particularly arranges head and the tail buoyancy tank, during dive, rigidity and intensity will be considered especially.The hull bottom of main body 1, pontoon deck 10(fix the one deck section of buoyancy tank), topside and watertight longitudinal bulkhead 35 all adopt longitudinal framed structure, watertight transcerse bulkhead 34 is provided with vertical stiffener.3rd platform deck 8 and second platform deck 9 of first buoyancy tank 2/ tail buoyancy tank 3 adopt transverse framed structure, and leg is provided with vertical stiffener.Hull structure described above is under the prerequisite meeting the requirement of the local strength required by classification society rule, repeatedly checks longitudinal strength and the transverse strength of this hull, obtains after the research of long duration.The transverse strength of this shipbuilding platform is through detailed FEM (finite element) calculation in situations: the ship that lies up is seated on keel block, and the long mid point of captain's mid point and depressed place is on same perpendicular line; The long mid point of captain's mid point and depressed place that lies up is in same perpendicular line, and the drinking water at floating drydock is highly just in time concordant with middle keel block 4; The canvas that lies up all is supported by middle keel block 4; The canvas that lies up is supported jointly by middle keel block 4 and side keel block 5.This platform transverse strength also meets related request by analysis.
Equally because this platform buoyancy tank is located at front and back end, longitudinal strength is more weak, therefore has larger amount of deflection.Vital to the monitoring of amount of deflection to this shipbuilding platform.For monitoring ship body deformability degree, this platform is equipped with two cover degree of disturbing instrument, and has carried out stress-strain test test, and determine to load the maximum immunity value allowed, through theory calculate, within the scope of captain, the maximum vertical deviation of hull is about 0.557m.Two covers that full ship is arranged completely independently flexometer, for monitoring the floating drydock maximum vertical amount of deflection long along depressed place, give the alarm when amount of deflection exceedes critical value, remind staff to take measures, guarantee the safety of structure.In addition, this shipbuilding platform is also furnished with loading instrument, and this loading instrument may be used for loading prediction scheme, moment of flexure stress and the shearing stress of longitudinal strength is calculated according to ballasted condition, and the amount of deflection that can calculate under corresponding loading condition, before shipbuilding platform sink-float, determine best loading pattern.Loading instrument calculates amount of deflection and flexometer actual measurement amount of deflection double insurance, to guarantee the safety that shipbuilding platform rises and falls.This shipbuilding platform is sectional construction, and segment folding waterborne, before segment folding, is calculated by loading instrument, determines to adjust the scheme of carrying, for joining ship sections afloat is prepared.Need the segmentation of closing up to carry prediction scheme prestowage according to tune, and in conjunction with on-the-spot laser detection system calibration, according to shipbuilding accuracy requirement parametric controller amount of deflection, successfully carry out joining ship sections afloat work.Above-mentioned platform deflection monitoring, display, alerting signal all collect on center console.And the corner of this shipbuilding platform, be provided with drinking water sensor.By acquisition of signal, software shows trim and angle of heel after calculating on a display screen.Can by setting alarming value, if exceed alarming value, namely capable of automatic alarm, prompting attendant take measures.This shipbuilding platform is under centre tunnel aisle simultaneously, and front end, middle part, position, three, rear end are provided with echo sounder room.Three echosounder displays are all on center console.Electrically operated valve remote control, except establishing local control box in pump room, center console is established breadboard visual control, and the butterfly valve of aperture type also has aperture to indicate.
This shipbuilding platform arranges diesel powerplant two.Two diesel powerplants car use and can meet 8 ballast pumps and work simultaneously and two overlap hydraulic wireline winch pump groups and take turns to operate and the use such as other motive power machine equipment, full ship air-conditioning, illumination, living facilities.
According to specification and the actual user demand of platform, the power supply of this shipbuilding platform is divided into three operating modes: when going to dock operation, and powering is provided by harbour substation; When rising and falling in waters, by two main diesel powerplants and car power; When bank electricity power-off or marine electrical power plant are in stopped status; powered by an emergency generating set, in addition, platform is also provided with low voltage DC 24V charge and discharge board and also powers to low pressure control equipment to battery pack floating charge simultaneously; during dead electricity, battery pack drops into power supply automatically.
This dock adopts four-point mooring location, and respectively arranging by a rated load, nominal load at the port and starboard of first buoyancy tank 2 and tail buoyancy tank 3 is the positioning winch 39 of 50t.In a particular embodiment, shipbuilding platform operations waters is waters, Zhenhua Gang Ji company Changxing Island base, therefore longitudinal following current is adopted to cast anchor mode, angle of casting anchor and hull centerlines are not more than 45 degree, the condition that ship is moved in satisfied location is wind≤7.9m/s(4 level), stream≤1.54m/s(3 saves).Wave load and wind, current load proportion relation, combine in the same way by wind, wave, stream, as worst environmental conditions, and checks the stationkeeping ability of anchoring system with this understanding.This anchoring system is applicable to location during this platform 4.1m normal load draught, and when platform dive, by casting anchor and locating with heaving pile array mode, now the winch, checking bollard etc. of this dock work simultaneously.During dive, as ebb tide, the depth of water is more shallow, should consider shallow water effect.Because this dock operating location goes to dock comparatively near, therefore do not establish interim anchoring equipment.
In conjunction with above-mentioned apparatus structure, the using method below for this platform carries out brief description:
When shiprepair wanted by boats and ships, first pour water in load of platform cabin, make platform sink down into the depth of water in it and meet when being required by the drinking water of repairing ship, will treat that shiprepair draws with the winch be located on head and the tail buoyancy tank top.Meanwhile, after boats and ships centering adjustment axis to be repaired, four sides heaving pile is fixed.Then, the water in load of platform cabin is pumped.Now, platform is floated, until main deck 11 surfaces.Like this, boats and ships to be repaired also surface along with main deck 11, and are seated on the keel block of platform setting.So, just can start ship repair work.Ship repair is complete, undock platform time, operating sequence is contrary.Allow in load of platform cabin and fill water, platform just avales, and the boats and ships fixed roll platform voluntarily away from or haul out hull.
The longitudinal stability of this shipbuilding platform need not be considered, its horizontal initial stability meets the requirement of specification and relevant operating condition.
1) lift ship time, the Action of Wind pressure of the maximum prominent wind in work waters is in the association of platform and ship, and transverse metacentric height value now should be not less than 1m, and buoyancy aid deck any part is not soaked.
2) during sink-float, keel block end face just surfaces, during sink-float, keel block end face just surfaces, and when load is less than 13000 ton hours, the Action of Wind pressure of the maximum prominent wind in work waters is in the association of platform and ship, transverse metacentric height value is now not less than 1 meter, when load is between 13000 tons and 18000 tons, the Action of Wind pressure of six grades of prominent wind is in the association of platform and ship, and transverse metacentric height value is now not less than 0.15 meter.In other words, this shipbuilding platform is less than 13000 ton hours in load, meets the stability requirement of specification to floating drydock.When load is between 13000 tons and 18000 tons, meet the stability requirement of specification to semi-submerged ship.
In conjunction with structure and the method for work of above-mentioned shipbuilding platform, be below its typical condition stability calculation conclusive table:
By embodiment, invention intention of the present invention and embodiment are described in detail above; but one of ordinary skill in the art of the present invention are appreciated that; the above embodiment of the present invention is only one of the preferred embodiments of the present invention; for length restriction; here can not all embodiments of particularize; any enforcement that can embody the claims in the present invention technical scheme, all in protection scope of the present invention.
It should be noted that; above content is in conjunction with concrete embodiment further description made for the present invention; can not assert that the specific embodiment of the present invention is only limitted to this; under the guidance of above-described embodiment; those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improve or distortion drops in protection scope of the present invention.
Claims (9)
1. a head and the tail floating box type shipbuilding platform, is characterized in that comprising:
In the main body of rectangular-shaped box-structure, some keel blocks are set up along captain direction in its deck, in this main body, form some ballast tanks defined by watertight bulkhead;
First buoyancy tank and tail buoyancy tank, correspondence is built up in the bow stern position of described main body to ensure the stability of drifting along of main body, and described first buoyancy tank and tail buoyancy tank fix as one with described main body respectively, and at least one in the two is provided with Ship Building and Repairing equipment;
For the ballasting system to described ballast tank, first buoyancy tank and tail buoyancy tank ballast or draining.
2. a kind of head and the tail floating box type shipbuilding platform according to claim 1, it is characterized in that: described Ship Building and Repairing platform also comprises loading instrument system, two for detecting degree of the disturbing instrument of main body along the maximum vertical amount of deflection of captain, and for controlling boats and ships sink-float, the center console of display boats and ships amount of deflection, floading condition and alerting signal etc.; In addition, the corner of described main body is respectively provided with drinking water sensor, and those drinking water sensors are connected to described center console.
3. a kind of head and the tail floating box type shipbuilding platform according to claim 1-2 any one, is characterized in that: described first buoyancy tank and tail buoyancy tank include the watertight casing and superposed at least one deck work deck that are positioned at bottom; At least one deck platform deck is provided with in described watertight casing; Described work deck is at least provided with centralized control room, emergency generator room, charge and discharge board room and winch hydraulic pressure unit room, described center console is located in described centralized control room.
4. a kind of head and the tail floating box type shipbuilding platform according to claim 3, it is characterized in that: described first buoyancy tank and tail buoyancy tank are equipped with two-layer work deck, described two-layer work deck is followed successively by flying deck and safety deck from top to bottom, and described safety deck forms the roof of described watertight casing; The flying deck of described tail buoyancy tank arranges described centralized control room and emergency generator room, the safety deck of described tail buoyancy tank and first buoyancy tank is all arranged described winch hydraulic pressure unit room.
5. a kind of head and the tail floating box type shipbuilding platform according to claim 4, it is characterized in that: set up six road watertight transcerse bulkheads and three road watertight longitudinal bulkheads in described main body, and be separated out 14 symmetrical wing ballast tanks and 14 ballast middle decks all around by those watertight transcerse bulkheads and watertight longitudinal bulkhead; Wherein, being positioned at 4, bow stern place wing ballast tank is trim regulating water tank, and being positioned at amidships 2 wing ballast tanks is that heel regulates water tank.
6. a kind of head and the tail floating box type shipbuilding platform according to claim 5, it is characterized in that: the cabinet space of described first buoyancy tank and tail buoyancy tank is separated into four independently water tanks, four water tanks being positioned at left and right two sides of a ship in those water tanks are respectively communicated with a trim regulating water tank, two water tanks described first buoyancy tank being positioned at middle part are respectively communicated with the ballast middle deck being positioned at bow place, and two water tanks described tail buoyancy tank being positioned at middle part are respectively communicated with the ballast middle deck being positioned at stern place.
7. a kind of head and the tail floating box type shipbuilding platform according to claim 6, is characterized in that: the hull bottom of described main body, topside and watertight longitudinal bulkhead all adopt longitudinal framed structure, and described watertight transcerse bulkhead is provided with vertical stiffener; The platform deck of described first buoyancy tank and tail buoyancy tank adopts transverse framed structure, and its leg is provided with vertical stiffener.
8. a kind of head and the tail floating box type shipbuilding platform according to claim 7, it is characterized in that: each formation pump room defined by the first platform deck and watertight bulkhead in four described trim regulating water tanks, is provided with the ballast pump being communicated to each ballast tank in described pump room.
9. a kind of head and the tail floating box type shipbuilding platform according to claim 8, is characterized in that:
The length of described main body is 221.6 meters, wide be 60 meters, height is 8.5 meters; Described first buoyancy tank and tail buoyancy tank and described main body are with wide, and its length is 10 meters; The flying deck height of described first buoyancy tank and tail buoyancy tank is 21.5 meters, and the safety deck height of the two is 18.5 meters; The watertight box height of described first buoyancy tank and tail buoyancy tank is 10 meters, is respectively provided with the second platform deck and the 3rd platform deck in these two watertight casings, and the height of described 3rd platform deck is 14.5 meters, and the height of described second platform deck is 11.5 meters; The height of described first platform deck is 4.5 meters; The height of described keel block is 1.2 meters; The width of described wing ballast tank is 10 meters, and the width of described ballast middle deck is 20 meters; By bow, the length of each wing ballast tank is followed successively by 26.8 meters, 36 meters, 36 meters, 24 meters, 36 meters, 36 meters, 26.8 meters; The lifting force of described shipbuilding platform is 1.8 ten thousand tons.
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| CN201310228768.XA CN104229084B (en) | 2013-06-08 | 2013-06-08 | A kind of head and the tail floating box type shipbuilding platform |
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| CN201310228768.XA CN104229084B (en) | 2013-06-08 | 2013-06-08 | A kind of head and the tail floating box type shipbuilding platform |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105366012A (en) * | 2015-12-24 | 2016-03-02 | 广船国际有限公司 | Ship undocking method |
| CN105947123A (en) * | 2016-04-26 | 2016-09-21 | 中船黄埔文冲船舶有限公司 | Double-body semi-submerged ship with submersible deck |
| CN108327847A (en) * | 2018-01-08 | 2018-07-27 | 中国船舶工业集团公司第七0八研究所 | A kind of buoyancy tank of semi-submersible ship remodeling method |
| CN108455460A (en) * | 2018-02-28 | 2018-08-28 | 平湖市华海造船有限公司 | A kind of submarine afloat repair platform |
| CN109110050A (en) * | 2018-09-12 | 2019-01-01 | 宜昌东江造船有限公司 | Semi-submersible type loads and unloads ship |
| CN109263820A (en) * | 2018-10-29 | 2019-01-25 | 中船黄埔文冲船舶有限公司 | A kind of sinkage experiment method for deep diving bottom-sitting type wind energy project ship |
| CN111002772A (en) * | 2019-12-30 | 2020-04-14 | 江苏省水文地质工程地质勘察院 | Buoyancy tank caterpillar track type exploration platform |
| CN112623150A (en) * | 2020-12-09 | 2021-04-09 | 大连中远海运重工有限公司 | Method for replacing whole deck of oil tanker in floating state |
| CN115021171A (en) * | 2022-04-28 | 2022-09-06 | 广船国际有限公司 | Cable connection structure, removal flotation tank and semi-submerged ship |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105366012A (en) * | 2015-12-24 | 2016-03-02 | 广船国际有限公司 | Ship undocking method |
| CN105947123A (en) * | 2016-04-26 | 2016-09-21 | 中船黄埔文冲船舶有限公司 | Double-body semi-submerged ship with submersible deck |
| CN108327847A (en) * | 2018-01-08 | 2018-07-27 | 中国船舶工业集团公司第七0八研究所 | A kind of buoyancy tank of semi-submersible ship remodeling method |
| CN108455460A (en) * | 2018-02-28 | 2018-08-28 | 平湖市华海造船有限公司 | A kind of submarine afloat repair platform |
| CN108455460B (en) * | 2018-02-28 | 2023-12-29 | 平湖市华海造船有限公司 | Submarine water overhaul platform |
| CN109110050A (en) * | 2018-09-12 | 2019-01-01 | 宜昌东江造船有限公司 | Semi-submersible type loads and unloads ship |
| CN109263820A (en) * | 2018-10-29 | 2019-01-25 | 中船黄埔文冲船舶有限公司 | A kind of sinkage experiment method for deep diving bottom-sitting type wind energy project ship |
| CN111002772A (en) * | 2019-12-30 | 2020-04-14 | 江苏省水文地质工程地质勘察院 | Buoyancy tank caterpillar track type exploration platform |
| CN112623150A (en) * | 2020-12-09 | 2021-04-09 | 大连中远海运重工有限公司 | Method for replacing whole deck of oil tanker in floating state |
| CN115021171A (en) * | 2022-04-28 | 2022-09-06 | 广船国际有限公司 | Cable connection structure, removal flotation tank and semi-submerged ship |
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| CN104229084B (en) | 2016-12-28 |
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