CN105857525A - Tower mooring device with hinged stand columns - Google Patents
Tower mooring device with hinged stand columns Download PDFInfo
- Publication number
- CN105857525A CN105857525A CN201610412621.XA CN201610412621A CN105857525A CN 105857525 A CN105857525 A CN 105857525A CN 201610412621 A CN201610412621 A CN 201610412621A CN 105857525 A CN105857525 A CN 105857525A
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- Prior art keywords
- tower
- stern
- mooring
- rigidity
- floating drum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
- B63B2021/501—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers by means of articulated towers, i.e. slender substantially vertically arranged structures articulated near the sea bed
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention provides a hinged upright column tower mooring device which comprises a base, a connecting arm mechanism positioned under the water surface, a bow buoy mechanism and a stern buoy mechanism, wherein the base is provided with a plurality of connecting arms; the lower part of the base is fixed to the sea floor; the connecting arm mechanism comprises a connecting arm and a counterweight fixed on the connecting arm, the bow end of the connecting arm can be rotatably connected to the base, and the stern end of the connecting arm is the end, far away from the base, of the connecting arm; the bow buoy mechanism comprises a vertical rigid vertical tower, a buoyancy tank and a ballast tank which are connected to the rigid vertical tower; the lower end of the rigid vertical tower can be rotatably connected to the base, the buoyancy tank is positioned above the ballast tank, and the upper part of the rigid vertical tower is provided with at least one ship bow cable connected with a mooring ship bow; the stern buoy mechanism comprises a stern buoy positioned above the connecting arm and an anchor chain for connecting the stern buoy and the counterweight, and at least one stern cable connected with the stern of the moored ship is arranged on the stern buoy. The invention has lower cost, can avoid the collision between the ship and the buoy and can effectively relieve the fatigue problem of parts.
Description
Technical field
The present invention relates to the technical field of ocean engineering, tower particularly to a kind of hinged stanchion being suitable for middle shallow water deep
Mooring gear.
Background technology
Single point mooring system is widely used to hydrocarbonization of oil tanker or FPSO (floating type production, storage and offloading device) etc.
Compound or the marine handling of easy mobility goods.Many similar mooring gears or are applied to all over the world
Marine site, such as: traditional many anchors lower limb mooring buoy (Catenary Anchor Leg Mooring, i.e. CALM),
Single anchor lower limb floating drum (Single Anchor Leg Mooring, i.e. SALM) and the most hinged loading tower of mutation pattern thereof
(Articulated Loading Tower, i.e. ALT).
Existing CALM system is made up of a surface buoy and one group of (6 or 8) catenary anchor chain, its mooring
Restoring force is to be caused anchor lower limb to be raised by the displacement of surface buoy and produce, and boats and ships pass through nylon cable or steel arm, mild steel
Arm mooring is on floating drum.When using nylon cable mooring, often use stern to push away or the mode of auxiliary tug is to avoid boats and ships
And the collision between floating drum;And when using steel arm or mild steel arm to connect, a lot of complicated hinge will be set between boats and ships and floating drum
Access node structure adapts to the six-freedom motion of boats and ships, and these articulated structures are often easy to fatigue damage.It addition, shallow
The boats and ships horizontal displacement caused due to environmental forces such as disturbance streams in water can cause excessive horizontal mooring forces, beyond system
Mooring capacity, it is more difficult to arrange this CALM system.
Traditional hinged loading tower uses a rigid posts formula floating drum, is articulated with the pedestal in seabed bottom it, and rigidity is stood
The water surface is stretched out on the top of pillar floating drum.Generally on rigid posts formula floating drum, the position of the close water surface is integrally connected long-pending bigger
Buoyancy compartment, to provide enough buoyancy, ballast tank is set in the bottom of rigid posts formula floating drum simultaneously and floats to offset it
Power, to alleviate the uplift force to pedestal.When institute's mooring ship is under environmental forces effect, offset its equilbrium position so that
Floating drum tilts, thus produces restoring force and righting moment, forces floating drum and direct bearing boats and ships to return to equilbrium position.At shallow water
In, the mooring capacity of floating drum can decline along with the depth of water, and reduces with the reduction of lever of stability, thus this hinged
The pattern of loading tower can not be in order to the large tonnage boats and ships of mooring.
Being similar to CALM system, institute's mooring ship and rigid posts formula floating drum can use nylon, mild steel arm or steel arm
Connect.When using nylon cable to connect, between boats and ships and floating drum, it is susceptible to collision;When using steel arm to connect, complicated hinge
Access node structure is easy to fatigue damage.
Summary of the invention
For solving the technical problem that, the present invention proposes a kind of tower mooring gear of hinged stanchion, and cost is relatively low, is suitable for
Middle shallow water is deep, can be prevented effectively from the collision between boats and ships and floating drum, and the fatigue of the articulated structure that can effectively slow down complexity is asked
Topic.
The present invention proposes a kind of tower mooring gear of hinged stanchion, comprising:
Pedestal, its underpart is fixed to seabed;
It is positioned at undersurface linking arm mechanism, including linking arm and the counterweight being fixed on described linking arm, described connection
Arm has bow end and stern end, and described bow end can be rotationally coupled to described pedestal, and described stern end is remote on described linking arm
One end from described pedestal;
Stem floating drum mechanism, founds tower, buoyancy compartment and ballast tank including the rigidity being vertically arranged;Described rigidity is stood under tower
End can be connected to the top of described pedestal, described buoyancy compartment and described ballast tank rotationally and be both connected to described rigidity and found tower
On, described buoyancy compartment is positioned at the top of described ballast tank;Described rigidity is stood the top of tower and is arranged at least stem cable,
Described stem cable is for being connected with the stem of extraneous mooring;
Chuan Wei floating drum mechanism, including the stern floating drum being positioned at above described linking arm be connected to described stern floating drum and join with described
Anchor chain between Chong, described stern floating drum is provided at least ship stern rope that the ship stern with described mooring is connected.
Further, described rigidity is stood the upper end of tower and is stretched out the water surface, founds emersed part on tower in described rigidity and sets
Putting turning arm, one end of described turning arm is found tower with described rigidity and can be connected rotationally, the other end court of described turning arm
Described mooring extends and arranges heaving pile point, and one end of described stem cable is connected on described heaving pile point.
Further, one end of described turning arm found tower by the first dual-shaft articulation assembly and described rigidity can be rotationally
Connect;
Described first dual-shaft articulation assembly includes the first rotating disk and first longitudinally hinge, and described first rotating disk is set with by bearing
Standing on tower in described rigidity, described first longitudinal hinge is the bearing pin of a horizontally set, and described first one end longitudinally cut with scissors is solid
It is scheduled on the outer wall of described first rotating disk;One end of described turning arm arranges the first installing hole, described first longitudinal hinge
The other end can be rotatably arranged in described first installing hole.
Further, described linking arm is strip, and the length of described linking arm is more than or equal to the length of described mooring,
Described counterweight is arranged on described stern end.
Further, the tower mooring gear of described hinged stanchion also includes fluid transfer, described fluid transfer
The first pipeline of including the input port being positioned at seabed being sequentially connected with, being fixed on described base interior, be fixed on described just
Property is found the second pipe within tower, is arranged on the swivel joint of described rigidity Li Ta upper end, for carrying and loading and unloading liquid
Loading arm and flotation hose.
Further, described swivel joint founds tower with described rigidity and can be connected rotationally, described loading arm and described rotation
Adaptor connects removedly.
Further, described linking arm is flatly suspended in water.
As a kind of enforceable mode, between described stern floating drum and described anchor chain, vertically arranged first rotates hinge, institute
State one end of the first rotation hinge to rotate hinge with described stern floating drum around described first and can be connected rotationally, its other end with
Described anchor chain is fixed;
Between described anchor chain and described counterweight, vertically arranged second rotates hinge, and described second rotates one end and the institute of hinge
Stating counterweight can connect rotationally around described second rotation hinge, its other end is fixed with described anchor chain.
Further, on the basis of described pedestal includes the anchoring basis being fixed to seabed and is vertically arranged in described anchoring
Column.
As a kind of enforceable mode, described bow end can be connected with described column rotationally by the second dual-shaft articulation assembly
Connect;
Described second dual-shaft articulation assembly includes the second rotating disk and second longitudinally hinge, and described second rotating disk is set with by bearing
Standing on tower in described rigidity, described second longitudinally cuts with scissors the bearing pin for horizontally set, and described second one end longitudinally cut with scissors is fixed
On the outer wall of described second rotating disk;Described bow end arranges the second installing hole, described second other end longitudinally cut with scissors
Can be rotatably arranged in described second installing hole.
The present invention having the beneficial effects that compared to prior art: the tower mooring gear of hinged stanchion of the present invention, uses
Stem floating drum mechanism is connected with stem and the ship stern of mooring respectively with Chuan Wei floating drum mechanism, can avoid floating drum and boats and ships
Collide, it is to avoid use stern pushing device or auxiliary tug.Stem cable and ship stern rope is used to be connected to by mooring respectively
Rigidity founds tower and stern floating drum, makes mooring energy multifreedom motion, and the fatigue of the articulated structure that can effectively slow down complexity is asked
Topic.The present invention has the weathercock effect of traditional single point mooring, and suffered environment is made a concerted effort less, again can be by stem floating drum machine
Structure and effective suppression of Chuan Wei floating drum mechanism, it is to avoid " fish wags the tail " phenomenon occurs, is conducive to improving stablizing of mooring
Property.Can be easier to realize the displacement of anchoring system and re-use, improve the recycling rate of waterused of equipment, reduce oil field
Whole development cost.
Accompanying drawing explanation
Fig. 1 is the schematic front view of the tower mooring gear of hinged stanchion of the present invention;
Fig. 2 be the present invention the tower mooring gear of hinged stanchion in the vertical view of turning arm and the annexation of mooring show
It is intended to;
Fig. 3 be the present invention the tower mooring gear of hinged stanchion in the schematic perspective view of the first dual-shaft articulation assembly;
Fig. 4 be the present invention the tower mooring gear of hinged stanchion in the vertical view signal of annexation of linking arm and pedestal
Figure.
Reference:
10-mooring;11-stem cable;12-ship stern rope;
20-stem floating drum mechanism;21-rigidity founds tower;22-buoyancy compartment;23-ballast tank;
30-Chuan Wei floating drum mechanism;32-stern floating drum;34 anchor chains;
40-pedestal;41-base mast;42-anchors basis;50-linking arm mechanism;51-linking arm;
52-the second dual-shaft articulation assembly;522-the second rotating disk;524-second longitudinally hinge;55-counterweight;
61-first rotates hinge;62-second rotates hinge;70-turning arm;71-heaving pile point;
72-the first dual-shaft articulation assembly;722-the first rotating disk;724-first longitudinally hinge;
80-swivel joint;81-loading arm;82-flotation hose;90-jumper pipe.
Detailed description of the invention
Below in conjunction with accompanying drawing, to the present invention, above-mentioned and other technical characteristic and advantage are clearly and completely described,
Obviously, described embodiment is only the section Example of the present invention rather than whole embodiment.
Referring to shown in Fig. 1, the present invention proposes a kind of tower mooring gear of hinged stanchion, and the tower mooring of hinged stanchion fills
Put and include that its underpart is fixed to the pedestal 40 in seabed, is positioned at undersurface linking arm mechanism 50, stem floating drum mechanism 20
With Chuan Wei floating drum mechanism 30.Linking arm mechanism 50 includes linking arm 51 and the counterweight 55 being fixed on linking arm 51,
Linking arm 51 has bow end and stern end, and bow end can be rotationally coupled to pedestal 40, stern end be on linking arm 51 away from
One end of pedestal 40.
Stem floating drum mechanism 20 includes that the rigidity being vertically arranged founds tower 21, buoyancy compartment 22 and ballast tank 23;Rigidity is stood
The lower end of tower 21 can be connected to rotationally the top of pedestal 40, buoyancy compartment 22 and ballast tank 23 be both connected to rigidity stand
On tower 21, buoyancy compartment 22 is positioned at the top of ballast tank 23.Rigidity is stood the top of tower 21 and is arranged at least stem cable
11, stem cable 11 is for being connected with the stem of extraneous mooring 10.Chuan Wei floating drum mechanism 30 includes being positioned at even
Connecing the stern floating drum 32 above arm 51 and anchor chain 34, anchor chain 34 is connected between stern floating drum 32 and counterweight 55, and stern floats
It is provided for, on cylinder 32, at least ship stern rope 12 that the ship stern with mooring 10 is connected.
The tower mooring gear of hinged stanchion of the present invention, uses floating drum mechanism 30 of stem floating drum mechanism 20 and Chuan Wei respectively
It is connected with stem and the ship stern of mooring 10, floating drum can be avoided to collide with boats and ships, adapt to mooring 10
Motion on six direction, it is to avoid use stern pushing device or auxiliary tug.Use stem cable 11 and ship stern rope 12
Respectively mooring 10 is connected to rigidity and founds top and the stern floating drum 32 of tower 21, make mooring 10 to transport by multiple degrees of freedom
Dynamic, can effectively slow down the fatigue problem of the articulated structure of complexity.The present invention has the weathercock effect of traditional single point mooring,
Suffered environment is made a concerted effort the least, effectively can be suppressed by floating drum mechanism 30 of stem floating drum mechanism 20 and Chuan Wei again, it is to avoid
There is " fish wags the tail " phenomenon, be conducive to improving the stability of mooring 10.
Mooring 10, under the environmental forces effect such as stormy waves and current, deviates equilbrium position, buoyancy compartment 22 and stem cable
11 return to equilbrium position for mooring 10 provides restoring force.Buoyancy compartment 22 and the size of stern floating drum 32, counterweight 55
Weight, and the length of linking arm 51 all can adjust, and makes the tower mooring gear of hinged stanchion of the present invention adapt to
The different tonnage of ship, the depth of water and sea conditions.
In the present embodiment, the buoyancy compartment 22 of stem floating drum mechanism 20 is near the water surface, and buoyancy compartment 22 is entirely located in water
Below face.Ballast tank 23 is internal can fill iron ore, high-density concrete or other materials enough weighed, to reduce
The buoyancy of buoyancy compartment 22, reduces the uplift force to pedestal 40.
Further, incorporated by reference to shown in Fig. 1 and Fig. 2, rigidity is stood the upper end of tower 21 and is stretched out the water surface, founds tower in rigidity
On 21, emersed part arranges turning arm 70, and one end of turning arm 70 is found tower 21 and can be connected rotationally with rigidity,
The other end of turning arm 70 extends towards mooring 10 and arranges heaving pile point 71, and one end of stem cable 11 is connected to heaving pile
On point 71.More preferably, between axis and the horizontal plane of turning arm 70, there is an acute angle, say, that turning arm
One end of 70 is found tower 21 and can be connected rotationally with rigidity, and its other end extends obliquely, outwards makes heaving pile point 71 energy
Extend and point to the direction at mooring 10 place.
More preferably, stem cable 11 and ship stern rope 12 all use nylon cable.Nylon cable low cost, can be suitably used for different
Boats and ships size, and be easier to use, knotting gets final product mooring, and the transformation to boats and ships housing is less.In more severe sea
Under condition, double cable can be used to connect, or the mode that many cables connect, increase the amount of redundancy of bearing strength.More preferably,
In fig. 2, have employed two stem cables 11 and be connected with heaving pile point 71, the stem cable 11 company on mooring 10
Contact is symmetrically distributed in the both sides of mooring 10 stem.
Further, one end of turning arm 70 is found tower 21 can be rotated by the first dual-shaft articulation assembly 72 and rigidity
Ground connects;Referring to shown in Fig. 3, the first dual-shaft articulation assembly 72 includes that the first rotating disk 722 and first longitudinally cuts with scissors 724,
First rotating disk 722 is contained in rigidity by bearing holder (housing, cover) and stands on tower 21, and turning arm 70 can be around under the effect of wind direction and wave
Rigidity is found tower 21 and is done the rotation of 360 degree.First longitudinal hinge 724 is the bearing pin of a horizontally set, and first longitudinally cuts with scissors 724
One end be fixed on the outer wall of the first rotating disk 722;One end of turning arm 70 arranges the first installing hole, and first longitudinally
The other end of hinge 724 can be rotatably arranged in the first installing hole, and turning arm 70 can be around the first longitudinally hinge 724 rotation
Swing with the active force adapting to stormy waves.
As another kind of enforceable mode, one end of turning arm 70 directly can also be contained in rigidity by bearing holder (housing, cover) and stand
On tower 21, bearing outer wall is fixedly installed first and longitudinally cuts with scissors 724, when mooring 10 is affected by bigger wave,
Turning arm 71 founds tower 21 around rigidity and rotates, and when mooring 10 is by vertical direction active force, turning arm 71
Can longitudinally cut with scissors 724 around first to swing up and down in vertical plane.
Further, linking arm 51 is in strip, and the length of linking arm 51 is more than or equal to the length of mooring 10,
Counterweight 55 is arranged on stern end.On linking arm 51, the stern end away from pedestal 40 arranges counterweight 55, and stern floating drum 32 passes through
Anchor chain 34 is connected to counterweight 55, it is to avoid mooring 10 is easier to the problem collided with stern floating drum 32, and by
In mooring 10 pining down by stern floating drum 32, slow down the motion of wagging the tail of mooring 10.Counterweight 55 also can be very big
Buoyancy compartment 22 and the buoyancy of stern floating drum 32 are alleviated in ground, reduce the uplift force to pedestal 40, moreover it is possible to avoid because of linking arm
The buoyancy of 51 is excessive causes linking arm 51 excessive with the carrying of the junction of pedestal 40, and first longitudinal hinge 724 is long-term
It is in stress, thus reduces the service life of part.
Further, the tower mooring gear of hinged stanchion also includes fluid transfer, and fluid transfer includes successively
The input port being positioned at seabed that connects, it is fixed on the first pipeline pedestal 40 within, is fixed on rigidity and stands inside tower 21
Second pipe, be arranged on rigidity and found the swivel joint 80 of tower 21 upper end, for carrying and load and unload the loading arm of liquid
81 and flotation hose 82.In the present embodiment, swivel joint 80 includes internal pipeline, tumbler and sealing member, can phase
Tower 21 is stood for rigidity rotate, bear load and liquid can be carried.Loading arm 81 is liquid peculiar to vessel of the prior art
Body loading arm, loads and unloads liquid medium for groove ship.
Further, swivel joint 80 founds tower 21 and can be connected rotationally with rigidity, loading arm 81 and swivel joint
80 connect removedly.Owing to using stem cable 11 and ship stern rope 12 can free from mooring 10, loading arm 81
Can dismantle from swivel joint 80, when environmental condition is beyond design standard, mooring 10 can be rapidly separated.Cause
This, the hinged stanchion tower mooring gear energy quick-release of the present invention, and can reconnect rapidly.
Further, linking arm 51 is flatly suspended in water, and the linking arm 51 of level can not only make mooring
10 can keep stable force structure, also with the junction of pedestal 40, linking arm 51 will not be produced axial effect
Power, thus avoid parts to be chronically at stress, pedestal 40 also can be kept for stationary state.As another kind
Enforceable mode, the stern end of linking arm 51 can also stand extending radially towards direction obliquely of tower 21 along rigidity,
Making stern end be upturned, during swinging up and down in vertical plane, stern end will not touch sea bed.
As a kind of enforceable mode, between stern floating drum 32 and anchor chain 34, vertically arranged first rotates hinge 61,
First one end and the stern floating drum 32 rotating hinge 61 rotates hinge 61 around first and can be connected rotationally, its other end and
Anchor chain 34 is fixed.Between anchor chain 34 and counterweight 55, vertically arranged second rotates hinge 62, and second rotates hinge 62
One end and counterweight 55 rotate hinge 62 around second and can be connected rotationally, its other end is fixed with anchor chain 34.When being
Mooring a boat 10 is affected by sea stormy waves, occurs position to deviate relative to linking arm 51, and anchor hawser 34 has pind down mooring
The range of movement of ship 10, and rotate hinge 62 owing to being provided with the first rotation hinge 61 and second, anchor chain 34 is not
Can twist, extend its service life.
Further, pedestal 40 includes the anchoring basis 42 being fixed to seabed and is vertically arranged on anchoring basis 42
Base mast 41.Anchoring basis 42 can be easier to realize the displacement of anchoring system and re-use, and improves equipment
Recycling rate of waterused, reduces the whole development cost in oil field.Generally, anchoring basis 42 uses suction pile or pours into stake,
When using suction pile as mooring foundation, can more easily realize the displacement of anchoring system, self installation and move use again,
Improve the recycling rate of waterused of equipment, reduce the whole development cost in oil field.More preferably, the row of setting in the present embodiment
Arrange three rounded anchoring bases 42, be respectively provided with between each anchoring basis 42 and base mast 41 and be connected
Beam, forms stable anchored structure.
More preferably, as it is shown in figure 1, linking arm 51 is connected on base mast 41, say, that linking arm 51
Near sea bed, the mooring 10 connected by stern floating drum 32 and anchor chain 34 on linking arm 51 is made to reach optimal stablizing
State.
As a kind of enforceable mode, referring to shown in Fig. 4, the bow end of linking arm 51 passes through the second dual-shaft articulation
Assembly 52 can be connected rotationally with base mast 41;Second dual-shaft articulation assembly 52 includes the second rotating disk 522 and
Two longitudinally cut with scissors 524, and the second rotating disk 522 is contained in rigidity by bearing holder (housing, cover) and stands on tower 21, and linking arm 51 is in wind direction and sea
Tower 21 can be found around rigidity under the effect of wave and do the rotation of 360 degree.Second longitudinal hinge 524 is the bearing pin of horizontally set,
One end of second longitudinal hinge 524 is fixed on the outer wall of the second rotating disk 522;Bow end arranges the second installing hole, the
The other end of two longitudinal hinges 524 can be rotatably arranged in the second installing hole, and linking arm 51 can longitudinally cut with scissors 524 around second
Rotary oscillation is to adapt to the seabed active force at above-below direction.
More preferably, the rotating range that linking arm 51 longitudinally cuts with scissors 524 around second is less, and pitch amplitude is not too large, even
Connect arm 51 and typically can be maintained at horizontal level or close to level, to keep the tower mooring gear of hinged stanchion and mooring
The stability of ship 10, and the stern end of linking arm 51 will not touch sea bed.
More preferably, stand at base mast 41 and rigidity and a flexible jumper pipe 90 is set between tower 21, the first pipeline
Upper end open is connected by flexible jumper pipe 90 with the lower ending opening of second pipe, and the length of flexible jumper pipe 90 is more than
Distance between upper end open and the lower ending opening of second pipe of the first pipeline.Owing to rigidity founds the lower end energy of tower 21
Being connected to the top of pedestal 40 rotationally, in the present embodiment, rigidity is stood between tower 21 and base mast 21 by double
Realize towards the rotation of any direction to linkwork, when rigidity stand tower 21 rotate relative to base mast 21 time,
Ambassador's flexibility jumper pipe 90 will not be crossed because of rotational angle to tighten and even rupture.
The installation process of the present invention is as follows: being fixed on sea bed on anchoring basis 42, rigidity founds tower 21 and base mast
41 can connect rotationally, can be turned with base mast 41 by the second dual-shaft articulation assembly 52 by the bow end of linking arm 51
Connecting, one end of turning arm 70 is found tower 21 by the first dual-shaft articulation assembly 72 with rigidity and can be connected rotationally dynamicly,
Mooring 10 is connected with heaving pile point 71 by stem cable 11, and is connected with stern floating drum 32 by ship stern rope 12, dress
The two ends unloading arm 81 are connected with swivel joint 80 and flotation hose 82 respectively, then start oil loading and unloading.This
The tower mooring gear of bright hinged stanchion, the mooring 10 wherein anchored can be mooring oil tanker, FPSO or other be similar to
Marine ships, it is achieved the marine positioning of mooring 10 also transmits the liquid goods such as well stream.The present invention is shallow in being suitable for
The depth of water, can be prevented effectively from the collision between boats and ships and floating drum, mooring 10 energy multifreedom motion, can effectively reduce multiple
The fatigue problem of miscellaneous articulated structure.
The use process of the present invention is as follows: as a example by charge of oil, and liquid is transmitted to being arranged at pedestal 40 by submarine pipeline
Inside, and by flexible jumper pipe 90, the liquid that first pipeline carries is transferred to rigidity and founds the second pipe in tower 21,
The second pipe that rigidity is stood in tower 21 is connected with swivel joint 80, and loading arm 81 one end is connected to swivel joint 80
On, other end connection flotation hose 82, the most rotated joint of liquid 80, loading arm 81 and flotation hose 82,
Liquid is transferred to mooring 10.After charge of oil completes, by dismounting loading arm 81, free stem cable 11 and ship stern rope
12, mooring 10 can leave.
Compared with existing CALM or the SALM system utilizing nylon cable to connect boats and ships, the present invention uses bow stern twin float (ship
Floating drum mechanism 30 of bow floating drum mechanism 20 and Chuan Wei) mooring, can avoid using stern pushing device or auxiliary tug, it is to avoid
There is the collision problem of floating drum and mooring 10.Present invention incorporates tradition hinged stanchion tower and stem stern two point mooring
Advantage so that mooring 10 can have the weathercock effect of traditional single point mooring, suffered environment make a concerted effort the least, stern
Floating drum 32 effectively can be suppressed by floating drum mechanism 30 of stem floating drum mechanism 20 and Chuan Wei again, it is to avoid occurs " fish wags the tail "
Phenomenon, is conducive to improving stability of ship.
Particular embodiments described above, has been carried out further the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, it will be appreciated that the foregoing is only the specific embodiment of the present invention, be not intended to limit the present invention
Protection domain.Particularly point out, to those skilled in the art, all within the spirit and principles in the present invention,
Any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (10)
1. the tower mooring gear of hinged stanchion, it is characterised in that the tower mooring gear of described hinged stanchion includes:
Pedestal, its underpart is fixed to seabed;
It is positioned at undersurface linking arm mechanism, including linking arm and the counterweight being fixed on described linking arm, described connection
Arm has bow end and stern end, and described bow end can be rotationally coupled to described pedestal, and described stern end is remote on described linking arm
One end from described pedestal;
Stem floating drum mechanism, founds tower, buoyancy compartment and ballast tank including the rigidity being vertically arranged;Described rigidity is stood under tower
End can be connected to the top of described pedestal, described buoyancy compartment and described ballast tank rotationally and be both connected to described rigidity and found tower
On, described buoyancy compartment is positioned at the top of described ballast tank;Described rigidity is stood the top of tower and is arranged at least stem cable,
Described stem cable is for being connected with the stem of extraneous mooring;
Chuan Wei floating drum mechanism, including the stern floating drum being positioned at above described linking arm be connected to described stern floating drum and join with described
Anchor chain between Chong, described stern floating drum is provided at least ship stern rope that the ship stern with described mooring is connected.
The tower mooring gear of hinged stanchion the most according to claim 1, it is characterised in that described rigidity founds tower
Upper end stretch out the water surface, found emersed part on tower in described rigidity and turning arm, one end of described turning arm be set
Founding tower with described rigidity can be connected rotationally, the other end of described turning arm extends towards described mooring and arranges heaving pile
Point, one end of described stem cable is connected on described heaving pile point.
The tower mooring gear of hinged stanchion the most according to claim 2, it is characterised in that described turning arm
One end is found tower by the first dual-shaft articulation assembly with described rigidity and can be connected rotationally;
Described first dual-shaft articulation assembly includes the first rotating disk and first longitudinally hinge, and described first rotating disk is set with by bearing
Standing on tower in described rigidity, described first longitudinal hinge is the bearing pin of a horizontally set, and described first one end longitudinally cut with scissors is solid
It is scheduled on the outer wall of described first rotating disk;One end of described turning arm arranges the first installing hole, described first longitudinal hinge
The other end can be rotatably arranged in described first installing hole.
The tower mooring gear of hinged stanchion the most according to claim 1, it is characterised in that described linking arm in
Strip, the length of described linking arm is more than or equal to the length of described mooring, and described counterweight is arranged on described stern end.
The tower mooring gear of hinged stanchion the most according to claim 1 and 2, it is characterised in that described hinged
The tower mooring gear of column also includes that fluid transfer, described fluid transfer include that be sequentially connected with is positioned at seabed
Input port, be fixed on described base interior the first pipeline, be fixed on described rigidity stand the second pipe within tower,
It is arranged on the swivel joint of described rigidity Li Ta upper end, for carrying and load and unload loading arm and the flotation hose of liquid.
The tower mooring gear of hinged stanchion the most according to claim 5, it is characterised in that described swivel joint
Founding tower with described rigidity can be connected rotationally, described loading arm is connected removedly with described swivel joint.
The tower mooring gear of hinged stanchion the most according to claim 1, it is characterised in that described linking arm water
Level land is suspended in water.
The tower mooring gear of hinged stanchion the most according to claim 1, it is characterised in that described stern floating drum with
Between described anchor chain, vertically arranged first rotates hinge, and described first rotates one end of hinge with described stern floating drum around described
First rotates hinge can connect rotationally, and its other end is fixed with described anchor chain;
Between described anchor chain and described counterweight, vertically arranged second rotates hinge, and described second rotates one end and the institute of hinge
Stating counterweight can connect rotationally around described second rotation hinge, its other end is fixed with described anchor chain.
The tower mooring gear of hinged stanchion the most according to claim 1, it is characterised in that described pedestal includes
It is fixed to the anchoring basis in seabed and is vertically arranged in the column on the basis of described anchoring.
The tower mooring gear of hinged stanchion the most according to claim 9, it is characterised in that described bow end passes through
Second dual-shaft articulation assembly can be connected rotationally with described column;
Described second dual-shaft articulation assembly includes the second rotating disk and second longitudinally hinge, and described second rotating disk is set with by bearing
Standing on tower in described rigidity, described second longitudinally cuts with scissors the bearing pin for horizontally set, and described second one end longitudinally cut with scissors is fixed
On the outer wall of described second rotating disk;Described bow end arranges the second installing hole, described second other end longitudinally cut with scissors
Can be rotatably arranged in described second installing hole.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610412621.XA CN105857525A (en) | 2016-06-14 | 2016-06-14 | Tower mooring device with hinged stand columns |
PCT/CN2016/088846 WO2017215052A1 (en) | 2016-06-14 | 2016-07-06 | Articulated column tower-type mooring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610412621.XA CN105857525A (en) | 2016-06-14 | 2016-06-14 | Tower mooring device with hinged stand columns |
Publications (1)
Publication Number | Publication Date |
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CN105857525A true CN105857525A (en) | 2016-08-17 |
Family
ID=56650315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610412621.XA Pending CN105857525A (en) | 2016-06-14 | 2016-06-14 | Tower mooring device with hinged stand columns |
Country Status (2)
Country | Link |
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CN (1) | CN105857525A (en) |
WO (1) | WO2017215052A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108639249A (en) * | 2018-05-08 | 2018-10-12 | 太重(天津)滨海重型机械有限公司 | Floatage-type single point mooring system |
CN109625182A (en) * | 2018-10-31 | 2019-04-16 | 中国船舶重工集团公司第七〇九研究所 | It is a kind of with sliding block can quick-release soft rigid arm single point mooring unit |
Families Citing this family (1)
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BR112021020254A2 (en) * | 2019-04-10 | 2021-12-21 | Pivotree Pty Ltd | Mooring assembly, point of mooring assembly, method of fitting a mooring assembly and method of tying a vessel to a subsea well |
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CN2736251Y (en) * | 2004-01-20 | 2005-10-26 | 天津市海王星海上工程技术有限公司 | Anti-ice single anchor leg type anchoring system |
CN101522512A (en) * | 2006-10-06 | 2009-09-02 | 弗拉莫工程公司 | Loading system |
CN102762444A (en) * | 2009-12-16 | 2012-10-31 | 国民油井华高丹麦公司 | A shallow water system |
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CN108639249A (en) * | 2018-05-08 | 2018-10-12 | 太重(天津)滨海重型机械有限公司 | Floatage-type single point mooring system |
CN108639249B (en) * | 2018-05-08 | 2020-04-10 | 太重(天津)滨海重型机械有限公司 | Buoyancy type single point mooring system |
CN109625182A (en) * | 2018-10-31 | 2019-04-16 | 中国船舶重工集团公司第七〇九研究所 | It is a kind of with sliding block can quick-release soft rigid arm single point mooring unit |
Also Published As
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WO2017215052A1 (en) | 2017-12-21 |
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