CN203497148U - Head and tail buoyancy tank type ship building and repairing platform - Google Patents
Head and tail buoyancy tank type ship building and repairing platform Download PDFInfo
- Publication number
- CN203497148U CN203497148U CN201320329449.3U CN201320329449U CN203497148U CN 203497148 U CN203497148 U CN 203497148U CN 201320329449 U CN201320329449 U CN 201320329449U CN 203497148 U CN203497148 U CN 203497148U
- Authority
- CN
- China
- Prior art keywords
- pontoon
- stern
- ballast
- deck
- platform
- 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.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 238000007667 floating Methods 0.000 claims description 24
- 239000003351 stiffener Substances 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 description 12
- 239000003643 water by type Substances 0.000 description 8
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000011218 segmentation Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
本实用新型涉及一种首尾浮箱式船舶修造平台，包括：呈长方体状的箱型结构的主船体，其甲板上沿船长方向设立若干龙骨墩，该主船体内形成若干由舱壁界定的压载舱；首浮箱及尾浮箱，对应设立在所述主船体的艏艉位置以保证主船体的浮沉稳定性，所述首浮箱及尾浮箱与所述主船体固接为一体，且二者中的至少一个上设置有船舶修造设备；用于对所述压载舱、首浮箱和尾浮箱压载或排水的压载系统。其优点是：仅在船体首尾设置浮箱，舷侧无约束，被修船或建造分段进出平台时宽度不受限制，且进出平台行程短，方便操作。有效地满足了修/造船作业地点的要求，能让码头现有设施充分被利用，并方便了修/造船的吊装及移船工作，能明显提高修造船施工作业效率。
The utility model relates to a bow and stern pontoon type ship repairing and building platform, which comprises: a main hull of a cuboid box-shaped structure, a number of keel piers are set up on the deck along the direction of the ship's length, and a number of compression walls defined by bulkheads are formed in the main hull. Carrying tanks; the first pontoon and the stern pontoon are correspondingly set up at the fore and stern positions of the main hull to ensure the stability of the main hull. The first pontoon and the stern pontoon are fixedly connected to the main hull, And at least one of the two is provided with ship repairing equipment; a ballast system for ballasting or draining the ballast tank, the fore pontoon and the stern pontoon. Its advantages are: only the pontoons are set at the bow and stern of the hull, there is no restriction on the side, the width is not limited when the platform is entered and exited in sections by ship repairing or construction, and the stroke of entering and exiting the platform is short, which is convenient for operation. It effectively meets the requirements of the ship repairing/building operation site, enables the existing facilities of the wharf to be fully utilized, facilitates the hoisting and moving work of the ship repairing/building, and can significantly improve the efficiency of ship repairing and building construction operations.
Description
Technical field
The utility model relates to engineering ship technical field, relates in particular to a kind of head and the tail floating box type Ship Building and Repairing platform.
Background technology
At present, regardless of different kinds of floating drydock, structure is all roughly the same, has a horizontal end face of concave shape both at home and abroad, and 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, longitudinally and are laterally divided into the cabin lattice of some sealings, and some cabins lattice are called ballast tank, are used for pouring water and draining, make dock sink-float.The effect of wing wall is to guarantee that dock has necessary rigidity and the stability of drifting along, and provides production required space.First " Mount Huang number " floating drydock of China of building up for 1974, " large consecutive numbers " floating drydock of going into operation for 2006, " the middle extra large Jiuhuashan " floating drydock of building up for 2006 and " Zhong Hai Mount Emei " floating drydock of building for 2008 all possess above feature.
But in actual applications, due to wing wall, to exceed 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.Zhenhua Changxing Island base for example, frontage is longer, waters width is limited, factory and hanging device be littoral setting all, now just need an energy topside 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 the floating drydock or other engineering ship that are applicable under this kind of operating environment.
Utility model content
The object of the utility model embodiment is for the structural shortcoming of prior art, a kind of head and the tail floating box type Ship Building and Repairing platform is proposed, by head and the tail buoyancy tank and main body, formed, anchor and mooring part by extremely strong grip are moored in the waters of repairing Shipbuilding Work (operation of going to dock), and are 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 above-mentioned utility model object, a kind of head and the tail floating box type Ship Building and Repairing platform that the utility model embodiment proposes is achieved through the following technical solutions:
A head and the tail floating box type Ship Building and Repairing platform, is characterized in that, described in build platform and comprise:
Be the main body of rectangular-shaped box-structure, on its deck, along captain's direction, set up some keel blocks, in this main body, form some ballast tanks that defined by watertight bulkhead;
Be built up in the first buoyancy tank at main body bow place and be built up in the tail buoyancy tank at main body stern place, described first buoyancy tank and tail buoyancy tank and described main body be with wide and fix as one, and be provided with Ship Building and Repairing equipment on described first buoyancy tank and/or tail buoyancy tank; The port and starboard of described first buoyancy tank and tail buoyancy tank is respectively provided with a positioning winch for anchoring;
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 detection of main body degree of the disturbing instrument along captain's the vertical amount of deflection of maximum, and for controlling boats and ships sink-float, show the center console of boats and ships amount of deflection, floading condition and alerting signal etc.; In addition, four jiaos of described main body are 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 watertight casing and the superposed at least one deck work deck that is positioned at bottom; In described watertight casing, be provided with at least one deck platform deck; In described work deck, be at least provided with centralized control room, emergency generator room, charge and discharge board chamber and winch hydraulic pressure unit chamber, described center console is located in described centralized control room.
On described first buoyancy tank and tail buoyancy tank, be 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; On the flying deck of described tail buoyancy tank, arrange described centralized control room and emergency generator room, on the safety deck of described tail buoyancy tank and first buoyancy tank, all arrange described winch hydraulic pressure unit chamber.
In described main body, set up six watertight transcerse bulkhead He San road, road watertight longitudinal bulkheads, and be separated out symmetrical 14 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 2 wing ballast tanks of amidships 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 that are positioned at left and right two sides of a ship in those water tanks are respectively communicated with a trim regulating water tank, each connection of two water tanks that is positioned at middle part on described first buoyancy tank is positioned at a ballast middle deck at bow place, and two water tanks that are positioned at middle part on described tail buoyancy tank are respectively communicated with a ballast middle deck that is 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, respectively form a pump room being defined by the first platform deck and watertight bulkhead, in described pump room, be provided with the ballast pump that is communicated to each ballast tank.
Compared with prior art, the beneficial effects of the utility model are: head and the tail floating box type Ship Building and Repairing platform provided by the utility model is a kind of new Infrastructure for Ship Building and Repairing, owing to only at hull, buoyancy tank being set from beginning to end, topside is without constraint, during by shiprepair or construction segmentation turnover platform, width is unrestricted, and turnover table stroke is short, handled easily.Effectively met the requirement in repair/Shipbuilding Work place, can allow harbour existing equipment fully be utilized, and facilitated the lifting of repair/shipbuilding and moved boatman and do, can obviously improve and build ship construction operation efficiency.
Accompanying drawing explanation
By the description of its exemplary embodiment being carried out below in conjunction with accompanying drawing, the above-mentioned feature and advantage of the utility model will become apparent and easily understand.
Fig. 1 is the section structure schematic diagram I that the utility model embodiment builds platform;
Fig. 2 is the section structure schematic diagram II that the utility model embodiment builds platform;
Fig. 3 is the birds-eye view of the utility model embodiment main body;
Fig. 4 A is the flying deck structural representation of tail buoyancy tank;
Fig. 4 B is the safety deck structural representation of tail buoyancy tank;
Fig. 4 C is the third deck structural representation of tail buoyancy tank;
Fig. 4 D is the second deck construction schematic diagram of tail buoyancy tank;
The flying deck structural representation of buoyancy tank headed by Fig. 5 A;
The safety deck structural representation of buoyancy tank headed by Fig. 5 B;
The third deck structural representation of buoyancy tank headed by Fig. 5 C;
The second deck construction schematic diagram of buoyancy tank headed by Fig. 5 D.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, so that the understanding of technical personnel of the same trade:
As shown in Fig. 1-5D, label represents respectively:
Shown in Fig. 1-5D, a kind of head and the tail floating box type Ship Building and Repairing 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, can be used for shiprepair, also can be used for shipbuilding, by head and the tail buoyancy tank and hull, formed, by the anchor of extremely strong grip and mooring part, moor in the waters of repairing Shipbuilding Work (topside go to dock operation), and be furnished with necessary shiprepair equipment.
This head and the tail floating box type Ship Building and Repairing platform is single deck, box-structure single bottom vessel oceangoing ship, main body 1, first buoyancy tank and tail buoyancy tank, consists of.
One, main body
In main body, establish 6 road watertight watertight transcerse bulkheads 34 and 3 road watertight watertight longitudinal bulkheads 35, hull interior space is divided into 28 ballast tanks.Shown in Fig. 2-3, these 28 ballast tanks can be divided into symmetrical 14 wing ballast tanks and 14 ballast middle decks all around.By stern, risen, 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) that are 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 adjusting water tank 21.The width of each above-mentioned wing ballast tank is 10 meters, and the width of each ballast middle deck is 20 meters.By stern, risen, 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 are that 26.8 meters, the 6th ballast middle deck 16 length are that 36 meters, the 5th ballast middle deck 18 length are that 36 meters, the 4th ballast middle deck 20 length are that 24 meters, the 3rd ballast middle deck 22 length are that 36 meters, the second ballast middle deck 24 length are that 36 meters, the first ballast middle deck 26 length are 26.8 meters.
In addition, each independently divided pump room that goes out a sealing of four trim regulating water tanks of described main body 1 bow stern 15, first pump room 13 and tail pump room 12 each 2, centre has escape way to connect.Those pump rooms are defined by the first platform deck 36 and watertight transcerse bulkhead.The height of the first platform deck 36 is 4.5 meters.In each pump room, be provided with 2 ballast pumps.In order to have improved the safety of building platform, in each pump room, every group of 2 ballast pumps are standby each other, under special circumstances, can be under 4 ballast pumps of full ship are worked simultaneously, also to guarantee the whole platform safety floating of building every group of any 1 ballast pump work.
Two, first buoyancy tank and tail buoyancy tank
Shown in Fig. 4 A-4D and Fig. 5 A-5D, 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.
On the flying deck 6 of tail buoyancy tank 3, arrange centralized control room 29, watch house 38, lavatory 30, emergency generator room 37, storage room 43.
On the safety deck 7 of tail buoyancy tank 3, arrange main switchboard chamber 28, lounge 40, lavatory 30, cabin 41, winch hydraulic pressure unit chamber 27, battery room 45 and charge and discharge board chamber 44.
In the middle of the 3rd platform deck 8 of tail buoyancy tank 3, cabin 41 is set, both sides are trim regulating water tank 15.
In the middle of the second platform deck 9 of tail buoyancy tank 3, be set to the 7th ballast middle deck 14, both sides are trim regulating water tank 15.
On the flying deck 6 of first buoyancy tank 2, arrange storage room 43, charge and discharge board chamber 44 and battery room 45.
On the safety deck 7 of first buoyancy tank 2, arrange winch hydraulic pressure unit chamber 27, lounge 40, lavatory 30, standby redundancy chamber 33, auxiliary electric panel room 32, fresh water tank 42 and storeroom 43.
First the 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 parts such as the deck machineries such as winch and checking bollard.These decks of first buoyancy tank 2 and tail buoyancy tank 3 are communicated with up and down by stair 31 up and down.
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 the 3rd platform deck 8 is 14.5 meters, and the height of described the 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 that is positioned at both sides is 10 meters, and two water tank width that are positioned at middle part are 20 meters.Four water tanks that are 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 that are positioned at middle part on described first buoyancy tank 2 are respectively communicated with a first ballast middle deck 26, and two water tanks that are positioned at middle part on described tail buoyancy tank 3 are respectively communicated with a 7th ballast middle deck 14.
Three, Electromechanical Design
Ballast chamber water inlet is designed to intake or two kinds of modes of ballast pump water filling complete by gravity flow, and every kind of water intake mode should be opened corresponding electronic control butterfly valve, and each ballast chamber can be controlled uninterrupted by electric butterfly valve according to ballast needs.While building platform floating, the function that the functional mapping of ballast pump is dewatering pump, by ballast piping by the seawater of each ballast tank evenly outboard draining complete.When boats and ships heel regulates, can to heel, regulate the ballast water phase intermodulation in water tank 21 to refute by arbitrary of interior left and right of tail pump room 12 ballast pump.During boats and ships trim regulating, can be by first pump room 13 and the interior ballast pump of tail pump room 12 to the ballast water draining in trim regulating water tank 15 or injected.
Four, the technical barrier that structure design overcomes
Owing to originally building platform, only establish head and the tail buoyancy tank, 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 rigidity, intensity and stability problem that these design main points of building platform are platforms particularly arrange 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(be the one deck section of buoyancy tank fixedly), topside and watertight longitudinal bulkhead 35 all adopt longitudinal framed structure, watertight transcerse bulkhead 34 is provided with vertical stiffener.The 3rd platform deck 8 of first buoyancy tank 2/ tail buoyancy tank 3 and the second platform deck 9 adopt transverse framed structure, and leg is provided with vertical stiffener.Hull structure described above is to meet under the prerequisite of desired local strength of classification society rule requirement, repeatedly checks longitudinal strength and the transverse strength of this hull, after the research of long duration, obtains.Under following situations, this builds the detailed FEM (finite element) calculation of transverse strength process of platform: the ship that lies up is seated on keel block, and the long mid point in captain's mid point and depressed place is on same perpendicular line; Lie up the long mid point in captain's mid point and depressed place in same perpendicular line, and the drinking water at floating drydock is highly just in time concordant with middle keel block 4; Lie up canvas all by keel block 4 support; Lie up canvas by keel block 4 and side keel block 5 jointly support.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 a little less than, therefore have larger amount of deflection.To the monitoring of amount of deflection, to originally building platform, be vital.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, determines and loads the maximum immunity value allowing, and through theoretical, calculates, and within the scope of captain, the maximum vertical deviation of hull is about 0.557m.Two covers of full ship setting completely independently flexometer, for monitoring the floating drydock maximum vertical amount of deflection long along depressed place, give the alarm when amount of deflection surpasses critical value, remind staff to take measures, and guarantee the safety of structure.In addition, this is built platform and is also furnished with loading instrument, and this loading instrument can be for loading prediction scheme, according to ballasted condition, calculate moment of flexure stress and the shearing stress of longitudinal strength, and can calculate the amount of deflection under corresponding loading condition, before building platform sink-float, determine best loading pattern.Loading instrument calculates amount of deflection and flexometer actual measurement amount of deflection double insurance, to guarantee to build the safety of platform sink-float.This builds platform is sectional construction, and segment folding waterborne, before segment folding, calculates by loading instrument, determines and adjusts the scheme of carrying, for joining ship sections afloat is prepared.The segmentation that need to close up is carried prediction scheme prestowage according to adjusting, and in conjunction with on-the-spot laser detection system calibration, according to shipbuilding accuracy requirement, controls platform amount of deflection, successfully carries out joining ship sections afloat work.Above-mentioned platform deflection monitoring, demonstration, alerting signal all collect on center console.And four jiaos of originally building platform, are provided with drinking water sensor.By acquisition of signal, after calculating, software showing screen display trim and angle of heel.Can be by setting alarming value, if exceed alarming value, capable of automatic alarm, prompting attendant take measures.This builds platform under centre tunnel aisle simultaneously, and front end, middle part, San Ge position, rear end are provided with echo sounder room.Three echosounders show all on center console.Electrically operated valve remote control is established local control box in pump room, establishes breadboard visual control on center console, and the butterfly valve of aperture type also has aperture indication.
This is built platform two of diesel powerplants is set.Two diesel powerplants car use and can meet that 8 ballast pumps are worked simultaneously and two overlap that hydraulic wireline winch pump groups take turns to operate and other motive power machine equipment, the use such as ship air-conditioning, illumination, living facilities entirely.
According to standard and the actual user demand of platform, this power supply of building platform is divided into three operating modes: when going to dock operation, power supply is provided by harbour substation; While rising and falling in waters, by two main diesel powerplants car, powered; When the power-off of bank electricity or marine electrical power plant are during in stopped status; by an emergency generating set, powered, in addition, platform is also provided with low voltage DC 24V charge and discharge board to battery pack floating charge and low pressure control equipment is powered simultaneously; during dead electricity, battery pack drops into power supply automatically.
This dock adopts four-point mooring location, in the port and starboard positioning winch 39 that respectively setting is 50t by a rated load, nominal load of first buoyancy tank 2 and tail buoyancy tank 3.In concrete embodiment, building platform operation waters is waters, Zhenhua Gang Ji company's Changxing Island base, therefore adopt longitudinal following current mode of casting anchor, the angle of casting anchor and hull line of centers angle 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 joint).Wave load and wind, current load proportion relation, combine in the same way by wind, wave, stream, as worst environmental conditions, and checks with this understanding the stationkeeping ability of anchoring system.Location when this anchoring system is applicable to this platform 4.1m normal load draught, when platform dive, by casting anchor and locating with heaving pile array mode, now the winch of this dock, checking bollard etc. are worked simultaneously.During dive, as ebb tide, the depth of water is more shallow, should consider shallow water effect.Due to this dock operating location go to dock nearer, therefore do not establish interim anchoring equipment.
In conjunction with above-mentioned apparatus structure, below for the using method of this platform, carry out brief description:
When boats and ships are wanted shiprepair, first in load of platform cabin, pour water, make platform sink down in it depth of water and meet and repaired ship drinking water while requiring, with being located at winch on head and the tail buoyancy tank top, will treat that shiprepair draws into.Meanwhile, by after boats and ships centering adjustment axis to be repaired, four sides heaving pile is fixed.Then, pump the water in load of platform cabin.Now, make platform floating, 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, and in the time of undocking platform, operating sequence is contrary.Allow in load of platform cabin and fill water, platform just avales, and the boats and ships of fixing roll voluntarily platform away from or haul out hull.
This is built the longitudinal stability of platform and need not consider, its horizontal initial stability meets the requirement of standard and relevant operating condition.
1) lift ship time, the Action of Wind pressure of the prominent wind of maximum 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) while rising and falling, 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 prominent wind of maximum 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 is built platform and is less than 13000 ton hours in load, meets the stability requirement of standard to floating drydock.In load, be between 13000 tons and 18000 tons time, meet the stability requirement of standard to semi-submerged ship.
In conjunction with above-mentioned structure and method of work of building platform, be below its typical condition stability calculation conclusive table:
By embodiment, for invention intention of the present utility model and embodiment, be elaborated above; but the utility model one of ordinary skill in the art be appreciated that; the above embodiment of the utility model is only one of preferred embodiment of the present utility model; for length restriction; here can not all embodiments of particularize; any enforcement that can embody the utility model claim technical scheme, all in protection domain of the present utility model.
It should be noted that; above content is in conjunction with concrete embodiment further detailed description of the utility model; can not assert that the specific embodiment of the present utility model only limits 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 improvement or distortion drop in protection domain of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320329449.3U CN203497148U (en) | 2013-06-08 | 2013-06-08 | Head and tail buoyancy tank type ship building and repairing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320329449.3U CN203497148U (en) | 2013-06-08 | 2013-06-08 | Head and tail buoyancy tank type ship building and repairing platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203497148U true CN203497148U (en) | 2014-03-26 |
Family
ID=50328147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320329449.3U Expired - Lifetime CN203497148U (en) | 2013-06-08 | 2013-06-08 | Head and tail buoyancy tank type ship building and repairing platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203497148U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107933841A (en) * | 2017-11-17 | 2018-04-20 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | It is a kind of can the ships and light boats and canoe of folding and unfolding and storage canoe collect and step on ship and go to sea 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 |
| CN110963008A (en) * | 2019-08-28 | 2020-04-07 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A type of floating dock that can be constructed on the water |
-
2013
- 2013-06-08 CN CN201320329449.3U patent/CN203497148U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107933841A (en) * | 2017-11-17 | 2018-04-20 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | It is a kind of can the ships and light boats and canoe of folding and unfolding and storage canoe collect and step on ship and go to sea 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 |
| CN110963008A (en) * | 2019-08-28 | 2020-04-07 | 上海船舶研究设计院（中国船舶工业集团公司第六0四研究院） | A type of floating dock that can be constructed on the water |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104229084A (en) | Head-tail floating tank type shipbuilding platform | |
| CN103112553B (en) | Self-propelled semi-submersible repair ship and its use | |
| CN104002932B (en) | Marine fault boats and ships are carried out the ship type of rapid uplift maintenance | |
| CN204078021U (en) | Marine fault boats and ships are carried out to the new herbicide of rapid uplift maintenance | |
| CN204184555U (en) | A kind of novel floating drydock | |
| CN102328733A (en) | Semi-submersible lifting living platform | |
| CN101850834A (en) | Semi-submersible type multifunctional jetty | |
| CN101397050A (en) | Detachable multifunctional pontoon dock | |
| CN203497148U (en) | Head and tail buoyancy tank type ship building and repairing platform | |
| CN102424101B (en) | Technology for launching ship with airbags | |
| CN112046694B (en) | Transformation method based on unmanned barge and bottom-seated full-rotation lifting barge | |
| CN212921866U (en) | Semi-submersible type multifunctional transport dismounting ship | |
| CN107914857A (en) | A multifunctional electric propulsion diving and ROV support vessel | |
| CN112977741A (en) | Shallow water semi-submersible type sitting bottom type guarantee platform | |
| CN111661235A (en) | Semi-submersible type multifunctional transport dismounting ship | |
| CN203902800U (en) | A semi-submersible lifting platform for large floating marine structures | |
| CN102582800A (en) | Floating state control device for loading equipment used in land-sea connection transportation and its working method | |
| CN102180236A (en) | Highway bridge detection ship | |
| CN201762686U (en) | Semi-submersible type multifunctional breakwater | |
| CN110104133A (en) | Pontoon docking Multifunctional floating harbour | |
| CN109080792A (en) | The stowage method of half ship not floating in a kind of dock | |
| CN110696999A (en) | Movable double-body floating dock | |
| CN109056635A (en) | Marine Tourism system facility | |
| CN206297700U (en) | Track combination ship | |
| CN201971131U (en) | Highway bridge inspection ship |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140326 |