CN104229084B - A kind of head and the tail floating box type shipbuilding platform - Google Patents
A kind of head and the tail floating box type shipbuilding platform Download PDFInfo
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- CN104229084B CN104229084B CN201310228768.XA CN201310228768A CN104229084B CN 104229084 B CN104229084 B CN 104229084B CN 201310228768 A CN201310228768 A CN 201310228768A CN 104229084 B CN104229084 B CN 104229084B
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Abstract
The present invention relates to a kind of head and the tail floating box type shipbuilding platform, including: in the main hull of rectangular-shaped box-structure, some blocks are set up along captain direction in its deck, in this main hull, form some ballast tanks defined by bulkhead；First buoyancy tank and tail buoyancy tank, correspondence is built up in the bow stern position stability of drifting along with guarantee main hull of described main hull, and described first buoyancy tank and tail buoyancy tank fix as one with described main hull, and be provided with Ship Building and Repairing equipment at least one in the two；For to described ballast tank, first buoyancy tank and tail buoyancy tank ballast or the ballasting system of draining.Its advantage is: only arrange buoyancy tank at hull head and the tail, and topside is without constraint, unrestricted by width when shiprepair or construction segmentation turnover platform, and turnover table stroke is short, convenient operation.Effectively meet and repair/the requirement in Shipbuilding Work place, harbour existing utility can be allowed fully to be utilized, and facilitate and repair/the lifting of shipbuilding and move boatman and make, can significantly improve and build ship construction operation efficiency.
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 the most roughly the same at domestic and international floating dock, has a horizontal end face of concave shape, and both sides have
Wing wall, front and back end is opened wide.Wing wall and the dock bottom of both sides are box structure, are divided into the cabin of some closings along vertical and horizontal
Lattice, some cabins lattice are referred to as ballast tank, are used for pouring water and draining, make dock rise and fall.The effect of wing wall is to ensure that dock has necessity
Rigidity and drift along stability, and provide the space needed for production.First " Mount Huang number " floating dock of the China built up for 1974,
" big consecutive numbers " floating dock gone into operation for 2006, " the middle sea Jiuhuashan " floating dock built up for 2006 and construction in 2008 " in
Sea Mount Emei " floating dock all possesses above feature.
But, in actual applications, owing to wing wall exceeds deck in ship structure face a lot, when floating dock topside goes to dock operation
Wing wall can disturb the operation of harbour construction equipment.Such as Zhenhua Changxing Island base, frontage is longer, waters limited width, raw
Producing Factory Building and all littoral setting of hanging device, being now accomplished by one can go to dock by topside, it is possible to the engineering ship of sink-float, uses
In shipbuilding and shiprepair, facilitate the lifting of segmentation, equipment and other objects, and convenient lying up and undocking by shiprepair oceangoing ship.But mesh
Before there is no the floating dock being applicable under this kind of working environment or other engineering ship.
Summary of the invention
The purpose of the embodiment of the present invention is for the shortcoming on prior art construction, proposes the floating box type shipbuilding of a kind of head and the tail and puts down
Platform, is made up of head and the tail buoyancy tank and main hull, and anchor and mooring part by extremely strong grip are moored and (leaned in the waters carrying out repairing Shipbuilding Work
Dock operation), and it is furnished with the shiprepair equipment of necessity.This Ship Building and Repairing platform can be used for shiprepair it can also be used to shipbuilding.
In order to reach foregoing invention purpose, a kind of head and the tail floating box type shipbuilding platform that the embodiment of the present invention proposes be by with
Lower technical scheme realizes:
A kind of head and the tail floating box type shipbuilding platform, it is characterised in that including:
In the main hull of rectangular-shaped box-structure, some blocks are set up along captain direction in its deck, this main ship
The some ballast tanks defined by watertight bulkhead of internal formation；
First buoyancy tank and tail buoyancy tank, the bow stern position that correspondence is built up in described main hull is stable to ensure drifting along of main hull
Property, described first buoyancy tank and tail buoyancy tank fix as one with described main hull respectively, and are provided with ship at least one in the two
Equipment built by oceangoing ship；
For to described ballast tank, first buoyancy tank and tail buoyancy tank ballast or the ballasting system of draining.
Described Ship Building and Repairing platform also include loading instrument system, two scratch along the maximum of captain is vertical for detecting main hull
Degree of the disturbing instrument of degree, and it is used for controlling boats and ships sink-float, the central control board of display boats and ships amount of deflection, floading condition and alarm signal etc.；Separately
Outward, the corner of described main hull is respectively provided with drinking water sensor, and those drinking water sensors are connected to described central control board.
Watertight casing that described first buoyancy tank and tail buoyancy tank all include being positioned at bottom and superposed at least one of which operation
Deck；It is provided with at least one of which Platform Deck in described watertight casing；At least provided with central control room in described work deck, meet an urgent need
Dynamo Room, battery charging and discharging panel room and winch hydraulic pressure unit room, described central control board is located in described central control room.
Being equipped with two-layer work deck on described first buoyancy tank and tail buoyancy tank, described two-layer work deck is the most successively
For deckhead and safety deck, described safety deck constitutes the roof of described watertight casing；Cloth on the deckhead of described tail buoyancy tank
Put described central control room and emergency generator room, described winch is all arranged in the safety deck of described tail buoyancy tank and first buoyancy tank
Hydraulic pressure unit room.
Six road watertight transverse bulkheads and three road watertight longitudinal bulkheads are set up in described main hull, and by those watertight transverse bulkhead and water
Close longitudinal bulkhead is separated out the most symmetrical 14 wing ballast tank and 14 ballast middle decks；Wherein, 4 it are positioned at bow stern
Wing ballast tank is trim regulating water tank, and being positioned at 2 wing ballast tanks of midship is that heel regulates water tank.
The cabinet space of described first buoyancy tank and tail buoyancy tank is separated into four independent water tanks, is positioned at left and right in those water tanks
Four water tanks of two sides of a ship respectively connect a trim regulating water tank, described first buoyancy tank is positioned at two water tanks at middle part and respectively connects and be positioned at ship
A ballast middle deck at Shou, two water tanks that described tail buoyancy tank is positioned at middle part respectively connect the ballast middle deck being positioned at stern.
The hull bottom of described main hull, topside and watertight longitudinal bulkhead all use longitudinal framed structure, described watertight transverse bulkhead to set
There is vertical stiffener；The Platform Deck of described first buoyancy tank and tail buoyancy tank uses transverse framed structure, and its leg is provided with vertical
Stiffener.
One pump defined by the first Platform Deck and watertight bulkhead of each formation in four described trim regulating water tanks
Cabin, is communicated with the ballast pump to each ballast tank in described pump room.A length of 221.6 meters of described main hull, a width of 60 meters, a height of
8.5 rice；
Described first buoyancy tank and tail buoyancy tank are with described main hull with wide, and its length is 10 meters；
The deckhead height of described first buoyancy tank and tail buoyancy tank is 21.5 meters (away from baselines), and the safety deck height of the two is equal
It is 18.5 meters (away from baselines)；
The watertight box height of described first buoyancy tank and tail buoyancy tank is 10 meters, is each provided with second in the two watertight casing
Platform Deck and the 3rd Platform Deck, the height of described 3rd Platform Deck is 14.5 meters, the height of described second Platform Deck
It it is 11.5 meters；
The height of described first Platform Deck is 4.5 meters；The height of described block is 1.2 meters (away 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, each wing ballast tank
Length be 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 new infrastructure for Ship Building and Repairing, owing to only arranging buoyancy tank at hull head and the tail, topside is without constraint, by shiprepair or build
When making segmentation turnover platform, width is unrestricted, and turnover table stroke is short, convenient operation.Effectively meet and repair/shipbuilding work
The requirement in industry place, can allow harbour existing utility fully be utilized, and facilitates and repair/the lifting of shipbuilding and move boatman and make, can be bright
Ship construction operation efficiency is built in aobvious raising.
Accompanying drawing explanation
Will be become by the description below in conjunction with the accompanying drawings its exemplary embodiment carried out, features described above of the present invention and advantage
Obtain more clear and easy to 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 top view of embodiment of the present invention main hull；
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 the accompanying drawings the present invention is described in further detail, in order to the understanding of technical staff of the same trade:
As Figure 1-5, label represents respectively:
Main hull 1, first buoyancy tank 2, tail buoyancy tank 3, middle block 4, side keel block 5, deckhead 6, safety deck the 7, the 3rd are flat
Platform deck the 8, second Platform Deck 9, pontoon deck 10, main deck 11, tail pump room 12, first pump room the 13, the 7th ballast middle deck 14, vertical
Incline regulation water tank the 15, the 6th ballast middle deck the 16, the 6th wing ballast tank the 17, the 5th ballast middle deck the 18, the 5th wing ballast tank the 19, the 4th
Ballast middle deck 20, heel regulation water tank the 21, the 3rd ballast middle deck the 22, the 3rd wing ballast tank the 23, second ballast middle deck 24, second is pressed
Carry wing tank the 25, first ballast middle deck 26, winch hydraulic pressure unit room 27, main distribution board room 28, central control room 29, washroom 30,
Stair 31, auxiliary electric panel room 32, standby redundancy room 33, watertight transverse bulkhead 34, watertight longitudinal bulkhead the 35, first Platform Deck 36, should
Anxious Dynamo Room 37, night shift room 38, positioning winch 39, lobby 40, cabin 41, fresh-water tank 42, storeroom 43, battery charging and discharging panel room
44, battery room 45.
Seeing shown in Fig. 1-5, provide a kind of head and the tail floating box type shipbuilding platform in the present embodiment 1, it combines general boats and ships, floats
Dock and the feature of semi-submerged ship, i.e. can be used for shiprepair it can also be used to shipbuilding, be made up of head and the tail buoyancy tank and hull, by extremely strong grip
Anchor and mooring part moor in the waters carrying out repairing Shipbuilding Work (topside go to dock operation), and be furnished with the shiprepair equipment of necessity.
This head and the tail floating box type shipbuilding platform is single deck, box-structure open-bottom vessel oceangoing ship, main hull 1, first buoyancy tank and tail float
Case forms.
One, main hull
Main hull 1 in rectangular-shaped box-structure, a length of 221.6 meters of main hull 1, a width of 60 meters, a height of 8.5 meters.
Some blocks are set up along captain direction on the main deck 11 of main hull 1, the middle block 4 being positioned on centrage including string,
Be symmetrically set in the multiple row side keel block 5 of middle block 4 left and right sides, the height of those blocks be 1.2 meters (away from center deck
Line)
Set 6 watertight watertight transverse bulkhead 34 and 3 road, road watertight watertight longitudinal bulkheads 35 in main hull, hull interior space is split
It is 28 ballast tanks.See shown in Fig. 2-3, these 28 ballast tanks can be divided into the most symmetrical 14 wing ballast tank and
14 ballast middle decks.By stern, these 28 ballast tanks be followed successively by 14, two the 7th wing ballast tanks of two the 7th ballast middle decks,
Two the 6th ballast middle decks, 16, two the 6th wing ballast tanks, 18, two the 5th wing ballast tanks 19 of 17, two the 5th ballast middle decks,
20, two the 4th wing ballast tanks of two the 4th ballast middle decks, 22, two the 3rd wing ballast tanks 23, two of two the 3rd ballast middle decks
Individual second ballast middle deck 25, two the first ballast middle decks 26 of 24, two the second wing ballast tanks and two the first wing ballast tanks.Its
In, being positioned at bow stern 4 wing ballast tanks (two the 7th wing ballast tanks and two the first ballast limits) is trim regulating water tank 15,
Being positioned at midship 2 wing ballast tanks (the 4th wing ballast tank) is that heel regulates water tank 21.The width of above-mentioned each wing ballast tank
Being 10 meters, 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, a length of 26.8 meters of the 7th ballast middle deck 14, the 6th
A length of 36 meters of ballast middle deck 16, a length of 36 meters of the 5th ballast middle deck 18, a length of 24 meters of the 4th ballast middle deck 20, the 3rd ballast middle deck
22 a length of 36 meters, a length of 36 meters of the second ballast middle deck 24, a length of 26.8 meters of the first ballast middle deck 26.
It addition, four trim regulating water tanks 15 of described main hull 1 bow stern each independently divided go out a pump room closed, first
Pump room 13 and each 2 of tail pump room 12, centre has escape way to connect.Those pump rooms are by the first Platform Deck 36 and watertight transverse bulkhead
Defined.The height of the first Platform Deck 36 is 4.5 meters.2 ballast pumps it are provided with in each pump room.In order to improve shipbuilding platform
Safety, often organize 2 ballast pumps in each pump room the most standby, under special circumstances, can often organize any 1 ballast pump work
4 ballast pumps of the most full ship of work work down simultaneously and also can guarantee that whole shipbuilding platform safety floats.
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 hull 1, steady to ensure drifting along of main hull
Qualitative.Described first buoyancy tank 2 and tail buoyancy tank 3 and fix as one with width with described main hull.Described first buoyancy tank 2 and tail buoyancy tank 3 are equal
Constitute the space needed for operation is provided including the watertight casing and superposed two-layer being positioned at bottom and dispose various repairing
The work deck of shipborne equipment, on described watertight casing in be provided with two-layer Platform Deck.
Seeing shown in Fig. 4-5, from top to bottom, first buoyancy tank 2 and tail buoyancy tank 3 include deckhead 6 (work deck), safety successively
Deck 7 (work deck), the 3rd Platform Deck 8 and the second Platform Deck 9.
Central control room 29, night shift room 38, washroom 30, emergency generator room 37 is arranged on the deckhead 6 of tail buoyancy tank 3,
Storeroom 43.
Main distribution board room 28, lobby 40, washroom 30, cabin 41, winch liquid is arranged on the safety deck 7 of tail buoyancy tank 3
Pressure element cell 27, battery room 45 and battery charging and discharging panel room 44.
Arranging cabin 41 in the middle of 3rd Platform Deck 8 of tail buoyancy tank 3, both sides are trim regulating water tank 15.
Being 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.
Storeroom 43, battery charging and discharging panel room 44 and battery room 45 is arranged on the deckhead 6 of first buoyancy tank 2.
Winch hydraulic pressure unit room 27, lobby 40, washroom 30, standby redundancy room is arranged on the safety deck 7 of first buoyancy tank 2
33, auxiliary electric panel room 32, fresh-water tank 42 and storeroom 43.
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 vertical
Incline regulation water tank 15.
It addition, pontoon deck 10 is provided with the mooring parts such as block equipment and checking bollard；First buoyancy tank 2 and the top first of tail buoyancy tank 3
Plate 6 is provided with the mooring parts such as deck machinery and checking bollard such as winch.These decks of first buoyancy tank 2 and tail buoyancy tank 3 are down through building
Ladder about 31 connects.
Described first buoyancy tank 2 and tail buoyancy tank 3 are with main hull 1 with wide, and its length is 10 meters.Described first buoyancy tank 2 and tail buoyancy tank 3
Deckhead 6 be highly 21.5 meters, safety deck 7 is highly 18.5 meters；Described first buoyancy tank 2 and the watertight case of tail buoyancy tank 3
Height 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
Rice.
The inner space of the watertight casing of described first buoyancy tank 2 and tail buoyancy tank 3 is separated into four independent water tanks, is positioned at two
The water tank width on limit is 10 meters, and two the water tank width being positioned at middle part are 20 meters.Those water tanks are positioned at four of left and right two sides of a ship
Water tank respectively connects a trim regulating water tank 15, and two water tanks that described first buoyancy tank 2 is positioned at middle part respectively connect first ballast
Middle deck 26, two water tanks that described tail buoyancy tank 3 is positioned at middle part respectively connect a 7th ballast middle deck 14.
Three, Electromechanical Design
Ballast tank intake design is for intaking by gravity flow or two kinds of modes of ballast pump water filling complete, every kind of water inlet side
Formula should open corresponding Electronic control butterfly valve, and each ballast tank 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 draining pump, by ballast piping by the sea water of each ballast tank
Uniformly outboard draining completes.During the regulation of boats and ships heel, by arbitrary of left and right ballast pump in tail pump room 12, heel can be adjusted
Ballast water phase intermodulation in water saving cabin 21 has been refuted.During boats and ships trim regulating, can be intrinsic pressure by first pump room 13 and tail pump room 12
Carry pump to the ballast water draining in trim regulating water tank 15 or to have injected.
Four, structure designs the technological difficulties overcome
Owing to this shipbuilding platform only sets head and the tail buoyancy tank, longitudinal strength is more weak, and during Deck into water, Water Plane is only by floating from beginning to end
Case provide, Water Plane is the least to longitudinal axis the moment of inertia, thus the designing points of this shipbuilding platform be the rigidity of platform, intensity and
Stability problem, particularly arranges head and the tail buoyancy tank, and during dive, rigidity and intensity to consider especially.The hull bottom of main hull 1, buoyancy tank first
Plate 10(fixes the one deck section of buoyancy tank), topside and watertight longitudinal bulkhead 35 all use longitudinal framed structure, watertight transverse bulkhead 34 to set
There is vertical stiffener.3rd Platform Deck 8 and second Platform Deck 9 of first buoyancy tank 2/ tail buoyancy tank 3 use transverse framed structure,
Leg is provided with vertical stiffener.Ship Structure described above be meet the local strength required by classification society rule want
On the premise of asking, repeatedly check longitudinal strength and the transverse strength of this hull, obtain after the research of long duration.Under
In the case of row, the transverse strength of this shipbuilding platform is through detailed FEM calculation: the ship that lies up is seated on block, captain midpoint
Midpoint long with depressed place is on same vertical line；Lie up captain midpoint and long midpoint, depressed place is in same vertical line, the drinking water at floating dock
The most concordant with middle block 4；The canvas that lies up all is supported by middle block 4；Lie up canvas by middle block 4 He
Side keel block 5 is supported jointly.Also related request is met through analyzing this platform transverse strength.
Also due to this platform buoyancy tank is located at front and back end, longitudinal strength is more weak, therefore has bigger amount of deflection.Prison to amount of deflection
Survey to this shipbuilding platform it is critical that.For monitoring ship body deformability degree, this platform is equipped with two set degree of disturbing instrument, and is answered
Stress-strain testing experiment, determines and loads the maximum immunity value allowed, the maximum vertical position of hull in the range of Theoretical Calculation, captain
Move and be about 0.557m.The two completely self-contained flexometers of set that full ship is arranged are scratched along the maximum of depressed place length is vertical for monitoring floating dock
Degree, sends alarm when amount of deflection exceedes marginal value, reminds staff to take measures, it is ensured that the safety of structure.It addition, this shipbuilding
Platform is also equipped with loading instrument, and this loading instrument may be used for loading prediction scheme, calculates the moment of flexure stress of longitudinal strength according to ballast trim
And shear stress, it is possible to calculate the amount of deflection under corresponding loading condition, before shipbuilding platform rises and falls, determine optimal 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, segment folding waterborne, before segment folding, calculated by loading instrument, determine tune load scheme, do standard for afloat shipsection joining method
Standby.Need the segmentation closed up to carry prediction scheme prestowage according to tune, and combine on-the-spot laser detection system calibration, according to shipbuilding required precision
Control platform amount of deflection, successfully carry out afloat shipsection joining method work.During above-mentioned platform deflection monitoring, display, alarm signal all collect in
On the control station of centre.And the corner of this shipbuilding platform, it is provided with drinking water sensor.By signals collecting, at display screen after computed in software
Upper display trim and Angle of Heel.Can be if beyond alarming value, the most capable of automatic alarm by setting alarming value, remind operator on duty
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
Platform sounding instrument shows all on central control board.Electrically operated valve remote control is in addition to setting local control box in pump room, at central control board
On set analog board visual control, the butterfly valve of aperture type also has aperture to indicate.
This shipbuilding platform arranges diesel generating set two.Two diesel generating sets car use and can meet 8 ballasts
Pump work simultaneously and two set hydraulic wireline winch pump groups take turns to operate and other motive power machine equipment, full ship air-conditioning, illuminate, living sets
Execute etc. and to use.
According to the actually used demand of specification and platform, the power supply of this shipbuilding platform is divided into three operating modes: in operation of going to dock
Time, power supply is provided by harbour electric substation；When rising and falling in waters, two main diesel generating sets car power；When bank electricity power-off
Or Ship Power Station is when being in stopped status, an Emergency generator power, it addition, platform is additionally provided with the charge and discharge of low voltage DC 24V
Low voltage control equipment to accumulator battery floating charge and is powered by electroplax simultaneously, and during dead electricity, accumulator battery automatically engages power supply.
This dock uses four-point mooring location, and the port and starboard at first buoyancy tank 2 and tail buoyancy tank 3 is respectively arranged by a nominal load
Positioning winch 39 for 50t.In a particular embodiment, shipbuilding platform operations waters is Zhenhua Gang Ji company Changxing Island base
Waters, therefore uses longitudinal following current to cast anchor mode, and angle of casting anchor and hull centerlines are not more than 45 degree, meet location and move ship
Condition be wind≤7.9m/s(4 level), stream≤1.54m/s(3 save).Wave load and wind, stream loading proportion relation, press
Wind, wave, stream combine in the same direction, as worst environmental condition, and check the stationkeeping ability of mooring system with this understanding.This anchor
Pool system is applicable to location during this platform 4.1m normal load draught, when platform dive, by cast anchor and with heaving pile compound mode
Location, now the winch of this dock, checking bollard etc. work simultaneously.During dive, such as ebb tide, the depth of water is shallower, is considered as shallow water effect.
Owing to this dock operating location goes to dock relatively near, therefore do not set interim anchoring and mooring system.
In conjunction with above-mentioned apparatus structure, the using method below for this platform is briefly described:
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 and be repaired ship
When drinking water requires, will treat that shiprepair traction is come in the winch being located on head and the tail buoyancy tank top.Meanwhile, by boats and ships centring axle to be repaired
After line, heaving pile is fixed on four sides.Then, the water in load of platform cabin is pumped.Now, platform is made to float, until main deck 11 exposes
The water surface.So, boats and ships to be repaired surface also with main deck 11, and are seated on the block that platform is arranged.Then, just can open
Beginning Ship's Repair works.Ship's Repair is complete, and during platform to be undocked, operation sequence is contrary.Allow and fill water in load of platform cabin, flat
Platform just avales, and the boats and ships fixed roll platform voluntarily away from or haul out hull.
This shipbuilding platform longitudinal direction stability need not consider, its horizontal initial stability meets specification and the requirement of relevant operating condition.
1) lifting ship time, the maximum in work waters dashes forward the Action of Wind pressure of wind in platform and the association of ship, transverse stability now
Height value should be not less than 1m, and buoyancy aid deck any part is not soaked.
2), during sink-float, block end face just surfaces, and during sink-float, block end face just surfaces, when load is less than
13000 ton hours, the dash forward Action of Wind pressure of wind of the maximum in work waters is in platform and the association of ship, and transverse metacentric height value now is 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 in platform and the association of ship,
Transverse metacentric height value now is not less than 0.15 meter.In other words, this shipbuilding platform less than 13000 ton hours, meets rule in load
The model stability requirement to floating dock.When load is between 13000 tons and 18000 tons, meets specification and the stability of semi-submerged ship is wanted
Ask.
In conjunction with structure and the method for work of above-mentioned shipbuilding platform, it is below its typical condition Calculation of Stability conclusive table:
Above by embodiment, invention intention and the embodiment of the present invention is described in detail, but institute of the present invention
Genus field it will be recognized by the skilled artisan that above example of the present invention is only one of the preferred embodiments of the present invention, for a piece
Width limits, and can not enumerate all embodiments here one by one, any enforcement that can embody the claims in the present invention technical scheme,
The most within the scope of the present invention.
It should be noted that above content is that to combine specific embodiment made for the present invention the most specifically
Bright, it is impossible to assert that the detailed description of the invention of the present invention is only limitted to this, under the guidance of above-described embodiment, those skilled in the art can
To carry out various improvement and deformation on the basis of above-described embodiment, and these improve or deformation falls at the protection model of the present invention
In enclosing.
Claims (8)
1. a head and the tail floating box type shipbuilding platform, including:
In the main hull of rectangular-shaped box-structure, in described main hull, 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 hull to ensure the stability of drifting along of main hull；
For to described ballast tank, first buoyancy tank and tail buoyancy tank ballast or the ballasting system of draining；
It is characterized in that:
Set up some blocks on the deck of described main hull along captain direction, described first buoyancy tank and tail buoyancy tank respectively with described master
Hull fixes as one, and is provided with Ship Building and Repairing equipment at least one in the two；
Described Ship Building and Repairing platform also includes loading instrument system, two for detecting the main hull maximum vertical amount of deflection along captain
Degree of disturbing instrument, and it is used for controlling boats and ships sink-float, the central control board of display boats and ships amount of deflection, floading condition and alarm signal etc.；It addition, institute
The corner stating main hull is respectively provided with drinking water sensor, and those drinking water sensors are connected to described central control board.
2. according to a kind of head and the tail floating box type shipbuilding platform described in claim 1 any one, it is characterised in that: described first buoyancy tank
And the tail buoyancy tank watertight casing that all includes being positioned at bottom and superposed at least one of which work deck；In described watertight casing
It is provided with at least one of which Platform Deck；At least provided with central control room, emergency generator room, battery charging and discharging panel room in described work deck
With winch hydraulic pressure unit room, described central control board is located in described central control room.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 2, it is characterised in that: described first buoyancy tank and tail buoyancy tank
On be equipped with two-layer work deck, described two-layer work deck is from top to bottom followed successively by deckhead and safety deck, described peace
Complete deck constitutes the roof of described watertight casing；Arrange on the deckhead of described tail buoyancy tank that described central control room is sent out with emergent
Motor room, described winch hydraulic pressure unit room is all arranged in the safety deck of described tail buoyancy tank and first buoyancy tank.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 3, it is characterised in that: set up six in described main hull
Road watertight transverse bulkhead and three road watertight longitudinal bulkheads, and it is separated out symmetrical all around by those watertight transverse bulkheads and watertight longitudinal bulkhead
14 wing ballast tanks of distribution and 14 ballast middle decks；Wherein, being positioned at 4 wing ballast tanks at bow stern is trim regulating water tank, position
It is that heel regulates water tank in 2 wing ballast tanks of midship.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 4, it is characterised in that: described first buoyancy tank and tail buoyancy tank
Cabinet space be separated into four independent water tanks, those water tanks are positioned at left and right two sides of a ship four water tanks respectively connect a trim
Regulation water tank, two water tanks that described first buoyancy tank is positioned at middle part respectively connect the ballast middle deck being positioned at bow, and described tail floats
Two water tanks being positioned at middle part on case respectively connect the ballast middle deck being positioned at stern.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 5, it is characterised in that: the hull bottom of described main hull,
Topside and watertight longitudinal bulkhead all use longitudinal framed structure, described watertight transverse bulkhead to be provided with vertical stiffener；Described first buoyancy tank
And the Platform Deck of tail buoyancy tank uses transverse framed structure, its leg is provided with vertical stiffener.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 6, it is characterised in that: four described trim regulatings
In water tank, one pump room defined by the first Platform Deck and watertight bulkhead of each formation, is communicated with to each pressure in described pump room
Carry the ballast pump in cabin.
A kind of head and the tail floating box type shipbuilding platform the most according to claim 7, it is characterised in that:
A length of 221.6 meters of described main hull, a width of 60 meters, a height of 8.5 meters；Described first buoyancy tank and tail buoyancy tank and described main hull
With wide, its length is 10 meters；The deckhead height of described first buoyancy tank and tail buoyancy tank is 21.5 meters, and the safety deck of the two is high
Degree is 18.5 meters；The watertight box height of described first buoyancy tank and tail buoyancy tank is 10 meters, respectively arranges in the two watertight casing
Having the second Platform Deck and the 3rd Platform Deck, the height of described 3rd Platform Deck is 14.5 meters, described second Platform Deck
Height be 11.5 meters；The height of described first Platform Deck is 4.5 meters；The height of described block is 1.2 meters；Described ballast
The width of wing 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
Rice, 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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Families Citing this family (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 |
| CN108327847B (en) * | 2018-01-08 | 2020-09-29 | 中国船舶工业集团公司第七0八研究所 | Method for transforming buoyancy tank of semi-submersible ship |
| 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 |
| CN109263820B (en) * | 2018-10-29 | 2021-04-06 | 中船黄埔文冲船舶有限公司 | Sinking and floating test method for deep submersible bottom-sitting type wind power engineering 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 |
| CN112623150B (en) * | 2020-12-09 | 2022-12-20 | 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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