CN205686572U - Tower mooring device of articulated stand column of loading and unloading oil - Google Patents

Abstract

The utility model provides a hinged column tower mooring device for loading and unloading oil, which comprises a base, a connecting arm mechanism positioned under the water surface, a bow buoy mechanism and a stern buoy mechanism; 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 one end far away from the base; 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 utility model discloses with low costs, avoid the collision between boats and ships and the flotation pontoon, effectively slow down the fatigue problem of part.

Description

A kind of hinged stanchion tower mooring gear of loading and unloading oils

Technical field

This utility model relates to the technical field of ocean engineering, particularly to a kind of middle shallow water deep loading and unloading oils of being suitable for The tower mooring gear of hinged stanchion.

Background technology

Single point mooring system is widely used to the nytron of oil tanker or FPSO (floating type production, storage and offloading device) etc. Thing or the marine handling of easy mobility goods.Many similar mooring gears or have been applied to sea all over the world Territory, 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 mutation pattern the most hinged loading tower (Articulated thereof 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 Being to be caused anchor lower limb to be raised by the displacement of surface buoy and produce, boats and ships pass through nylon cable or steel arm, mild steel arm mooring in floating On Tong.When using nylon cable mooring, often use stern to push away or the mode of auxiliary tug is to avoid the collision between boats and ships and floating drum； And when using steel arm or mild steel arm to connect, a lot of complicated articulated structure to be set between boats and ships and floating drum to adapt to the six of boats and ships Degree of freedom moves, and these articulated structures are often easy to fatigue damage.It addition, cause due to environmental forces such as disturbance streams in shallow water Boats and ships horizontal displacement can cause excessive horizontal mooring forces, beyond the mooring capacity of system, 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 floating Power cabin, to provide enough buoyancy, arranges ballast tank to offset its buoyancy, to alleviate simultaneously in the bottom of rigid posts formula floating drum 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 Raw restoring force and righting moment, force floating drum and direct bearing boats and ships to return to equilbrium position.In shallow water, the mooring capacity of floating drum can be with The depth of water and decline, and reduce with the reduction of lever of stability, thus the pattern of this hinged loading tower can not in order to mooring relatively Large-tonnage boats and ships.

Being similar to CALM system, institute's mooring ship and rigid posts formula floating drum can use nylon, mild steel arm or steel arm even 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 articulated structure is very Easily fatigue damage.

Utility model content

For solving the technical problem that, the utility model proposes the tower mooring gear of hinged stanchion of a kind of loading and unloading oils, cost Relatively low, it is suitable for middle shallow water deep, the collision between boats and ships and floating drum can be prevented effectively from, can effectively slow down the articulated structure of complexity Fatigue problem.

The utility model proposes the tower mooring gear of hinged stanchion of a kind of loading and unloading oils, 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 away from institute on described linking arm State one end of pedestal；

Stem floating drum mechanism, founds tower, buoyancy compartment and ballast tank including the rigidity being vertically arranged；Described rigidity stands the lower end of tower The top of described pedestal, described buoyancy compartment and described ballast tank can be connected to rotationally be both connected to described rigidity and stand on tower, institute State buoyancy compartment and be 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 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, and the other end of described turning arm is towards 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 fixed on On the outer wall of described first rotating disk；One end of described turning arm arranges the first installing hole, the described first other end energy longitudinally cut with scissors It is 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 hinged stanchion of described loading and unloading oils also includes fluid transfer, described liquid Transmission channel includes the input port being positioned at seabed being sequentially connected with, the first pipeline being fixed on described base interior, is fixed on institute State rigidity stand the second pipe within tower, the swivel joint being arranged on 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 The one end stating the first rotation hinge can be connected around described first rotation hinge rotationally with described stern floating drum, and its other end is 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 institute State on the outer wall of the second rotating disk；Arranging the second installing hole on described bow end, described second other end longitudinally cut with scissors can be rotationally It is arranged in described second installing hole.

This utility model having the beneficial effects that compared to prior art: the hinged stanchion tower of loading and unloading oils of the present utility model Formula mooring gear, uses stem floating drum mechanism to be connected with stem and the ship stern of mooring respectively with Chuan Wei floating drum mechanism, can keep away Exempt from floating drum to collide with boats and ships, it is to avoid use stern pushing device or auxiliary tug.Use stem cable and ship stern rope respectively by mooring Ship is connected to rigidity and founds tower and stern floating drum, makes mooring energy multifreedom motion, can effectively slow down the tired of complicated articulated structure Labor problem.This utility model 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 Mechanism and effective suppression of Chuan Wei floating drum mechanism, it is to avoid " fish wags the tail " phenomenon occurs, is conducive to improving the stability of mooring.Can It is easier to realize the displacement of anchoring system and re-use, improves the recycling rate of waterused of equipment, reduce the whole development in oil field Cost.

Accompanying drawing explanation

Fig. 1 is the schematic front view of the tower mooring gear of hinged stanchion of loading and unloading oils of the present utility model；

Fig. 2 be loading and unloading oils of the present utility model the tower mooring gear of hinged stanchion in the connection of turning arm and mooring close The schematic top plan view of system；

Fig. 3 be loading and unloading oils of the present utility model the tower mooring gear of hinged stanchion in the solid of the first dual-shaft articulation assembly Schematic diagram；

Fig. 4 be loading and unloading oils of the present utility model the tower mooring gear of hinged stanchion in the annexation of linking arm and pedestal Schematic top plan view.

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 this utility model, above-mentioned and other technical characteristic and advantage are carried out clearly and completely Describe, it is clear that described embodiment is only section Example of the present utility model rather than whole embodiment.

Refer to shown in Fig. 1, the utility model proposes the tower mooring gear of hinged stanchion of a kind of loading and unloading oils, loading and unloading oils The tower mooring gear of hinged stanchion includes that its underpart is fixed to the pedestal 40 in seabed, is positioned at undersurface linking arm mechanism 50, ship Floating drum mechanism 30 of bow floating drum mechanism 20 and Chuan Wei.Linking arm mechanism 50 includes linking arm 51 and the counterweight being fixed on linking arm 51 55, linking arm 51 has bow end and stern end, and bow end can be rotationally coupled to pedestal 40, and stern end is away from pedestal 40 on linking arm 51 One end.

Stem floating drum mechanism 20 includes that the rigidity being vertically arranged founds tower 21, buoyancy compartment 22 and ballast tank 23；Rigidity founds tower 21 Lower end can be connected to the top of pedestal 40 rotationally, buoyancy compartment 22 and ballast tank 23 are both connected to rigidity and stand on tower 21, buoyancy Cabin 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, and stem cable 11 is for outward The stem of the mooring 10 on boundary is connected.Chuan Wei floating drum mechanism 30 includes being positioned at the stern floating drum 32 above linking arm 51 and anchor chain 34, anchor chain 34 is connected between stern floating drum 32 and counterweight 55, stern floating drum 32 is provided for what the ship stern with mooring 10 was connected At least ship stern rope 12.

The tower mooring gear of hinged stanchion of loading and unloading oils of the present utility model, uses stem floating drum mechanism 20 and ship stern floating drum Mechanism 30 is connected with stem and the ship stern of mooring 10 respectively, floating drum can be avoided to collide with boats and ships, adapt to mooring 10 motions on six direction, it is to avoid use stern pushing device or auxiliary tug.Stem cable 11 and ship stern rope 12 is used respectively will Mooring 10 is connected to rigidity and founds top and the stern floating drum 32 of tower 21, makes mooring 10 energy multifreedom motion, can effectively slow down The fatigue problem of complicated articulated structure.This utility model has the weathercock effect of traditional single point mooring, and suffered environment is made a concerted effort relatively Little, effectively can be suppressed by floating drum mechanism 30 of stem floating drum mechanism 20 and Chuan Wei again, it is to avoid " fish wags the tail " phenomenon occurs, favorably In the stability improving mooring 10.

Mooring 10, under the environmental forces effect such as stormy waves and current, deviates equilbrium position, and buoyancy compartment 22 and stem cable 11 are Mooring 10 returns to equilbrium position and provides restoring force.Buoyancy compartment 22 and the size of stern floating drum 32, the weight of counterweight 55, and connect The length of arm 51 all can adjust, and makes the tower mooring gear of hinged stanchion of loading and unloading oils of the present utility model adapt to different ships Oceangoing ship tonnage, the depth of water and sea conditions.

In the present embodiment, the buoyancy compartment 22 of stem floating drum mechanism 20 near the water surface, and buoyancy compartment 22 be entirely located in the water surface with Under.Ballast tank 23 is internal can fill iron ore, high-density concrete or other materials enough weighed, to reduce the floating of buoyancy compartment 22 Power, 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, stands in rigidity and stretches on tower 21 The part going out the water surface arranges turning arm 70, and one end of turning arm 70 is found tower 21 and can be connected rotationally with rigidity, turning arm 70 another One end extends towards mooring 10 and arranges heaving pile point 71, and one end of stem cable 11 is connected on heaving pile point 71.More preferably, turning arm Between axis and the horizontal plane of 70, there is an acute angle, say, that one end of turning arm 70 and rigidity are found tower 21 and can be connected rotationally Connecing, its other end extends obliquely, makes heaving pile point 71 can stretch out 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.Under more severe sea situation, can adopt Connect with double cables, or the mode that many cables connect, increase the amount of redundancy of bearing strength.More preferably, in fig. 2, have employed two Stem cable 11 is connected with heaving pile point 71, and the stem cable 11 junction point on mooring 10 is symmetrically distributed in mooring 10 stem Both sides.

Further, one end of turning arm 70 is found tower 21 by the first dual-shaft articulation assembly 72 and rigidity and can be connected rotationally Connect；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, the first rotating disk 722 Being contained in rigidity by bearing holder (housing, cover) and stand on tower 21, turning arm 70 can found tower 21 around rigidity under the effect of wind direction and wave and do 360 degree Rotation.First longitudinal hinge 724 is the bearing pin of a horizontally set, and one end of first longitudinal hinge 724 is fixed on the first rotating disk 722 On outer wall；One end of turning arm 70 arranges the first installing hole, and the other end of first longitudinal hinge 724 can be rotatably arranged in the first peace In dress hole, turning arm 70 can longitudinally cut with scissors 724 rotary oscillations to adapt to the active force of stormy waves around first.

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 found tower On 21, bearing outer wall is fixedly installed the first longitudinal hinge 724, when mooring 10 is affected by bigger wave, turning arm 71 around Rigidity is found tower 21 and is rotated, and when mooring 10 is by vertical direction active force, turning arm 71 can longitudinally cut with scissors 724 and hang down around first Swing up and down in straight 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 It is arranged on stern end.On linking arm 51, the stern end away from pedestal 40 arranges counterweight 55, and stern floating drum 32 is connected to counterweight by anchor chain 34 55, it is to avoid mooring 10 is easier to the problem collided with stern floating drum 32, and owing to mooring 10 is by stern floating drum 32 Pin down, slow down the motion of wagging the tail of mooring 10.Counterweight 55 also can greatly alleviate buoyancy compartment 22 and the buoyancy of stern floating drum 32, subtracts The little uplift force to pedestal 40, moreover it is possible to avoid causing the linking arm 51 junction with pedestal 40 because the buoyancy of linking arm 51 is excessive Carrying excessive, first longitudinally cuts with scissors 724 is chronically at stress, thus reduces the service life of part.

Further, the tower mooring gear of hinged stanchion of loading and unloading oils also includes fluid transfer, fluid transfer Including the input port being positioned at seabed being sequentially connected with, it is fixed on the first pipeline within pedestal 40, is fixed on rigidity and founds tower 21 The second pipe in portion, it is arranged on rigidity and founds the swivel joint 80 of tower 21 upper end, for carrying and load and unload loading arm 81 and of liquid Flotation hose 82.In the present embodiment, swivel joint 80 includes internal pipeline, tumbler and sealing member, can found tower relative to rigidity 21 rotate, bear load and liquid can be carried.Loading arm 81 is liquid handling arm peculiar to vessel of the prior art, fills for groove ship Unload liquid medium.

Further, swivel joint 80 founds tower 21 and can be connected rotationally with rigidity, loading arm 81 and swivel joint 80 energy Releasably connect.Owing to using stem cable 11 and ship stern rope 12 can free from mooring 10, loading arm 81 can connect from rotation Dismantling on 80, when environmental condition is beyond design standard, mooring 10 can be rapidly separated.Therefore, handling of the present utility model The hinged stanchion tower mooring gear energy quick-release of oil, 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 Stable force structure can be kept, also linking arm 51 will not be produced axial active force with the junction of pedestal 40, thus keep away Exempt from parts and be chronically at stress, pedestal 40 also can be kept for stationary state.As another kind of enforceable mode, connect The stern end of arm 51 can also stand extending radially towards direction obliquely of tower 21 along rigidity, makes stern end be upturned, vertical flat During swinging up and down in face, stern end will not touch sea bed.

As a kind of enforceable mode, vertically arranged first rotation hinge 61 between stern floating drum 32 and anchor chain 34, first The one end rotating hinge 61 can be connected around the first rotation hinge 61 rotationally with stern floating drum 32, and its other end is fixed with anchor chain 34. Between anchor chain 34 and counterweight 55, vertically arranged second rotates hinge 62, and second rotates one end of hinge 62 with counterweight 55 around the second rotation Turning hinge axle 62 can connect rotationally, and its other end is fixed with anchor chain 34.When mooring 10 is affected by sea stormy waves, relative to Linking arm 51 occurs position to deviate, and anchor hawser 34 has pind down the range of movement of mooring 10, and owing to being provided with the first rotary hinge Axle 61 and second rotates hinge 62, and anchor chain 34 will not twist, and extends its service life.

Further, pedestal 40 includes the anchoring basis 42 being fixed to seabed and the base being vertically arranged on anchoring basis 42 Seat column 41.Anchoring basis 42 can be easier to realize the displacement of anchoring system and re-use, and improves the recycling rate of waterused of equipment, Reduce the whole development cost in oil field.Generally, anchoring basis 42 uses suction pile or pours into stake, uses suction pile as mooring During basis, can more easily realize the displacement of anchoring system, self installation and move use again, improve the recycling of equipment Rate, reduces the whole development cost in oil field.More preferably, the present embodiment arranges three anchoring bases 42 that arrangement is rounded, Between each anchoring basis 42 and base mast 41, it is respectively provided with tie-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 is near sea Bed, makes to reach optimal steady statue by the mooring 10 of stern floating drum 32 and anchor chain 34 connection on linking arm 51.

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 that the second rotating disk 522 and second longitudinally cuts with scissors 524, Second rotating disk 522 is contained in rigidity by bearing holder (housing, cover) and stands on tower 21, and linking arm 51 can stand around rigidity under the effect of wind direction and wave Tower 21 does the rotation of 360 degree.Second longitudinal hinge 524 is the bearing pin of horizontally set, and one end of second longitudinal hinge 524 is fixed on second On the outer wall of rotating disk 522；Arranging the second installing hole on bow end, the other end of the second longitudinal hinge 524 can be rotatably arranged in the In two installing holes, linking arm 51 can longitudinally cut with scissors 524 rotary oscillations to adapt to the seabed active force at above-below direction around second.

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, linking arm 51 typically can be maintained at horizontal level or close to level, with the tower mooring gear of hinged stanchion keeping loading and unloading oils and mooring The stability of 10, and the stern end of linking arm 51 will not touch sea bed.

More preferably, stand at base mast 41 and rigidity a flexible jumper pipe 90, the upper end of the first pipeline are set between tower 21 Opening 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 the first pipeline Distance between upper end open and the lower ending opening of second pipe.Stand the lower end of tower 21 due to rigidity and can be connected to pedestal rotationally The top of 40, in the present embodiment, rigidity is stood and is realized towards any direction by two-way linkwork between tower 21 and base mast 21 Rotation, when rigidity stand tower 21 rotate relative to base mast 21 time, will not because of rotational angle cross ambassador's flexibility bridging Pipe 90 is tightened and is even ruptured.

Installation process of the present utility model is as follows: being fixed on sea bed on anchoring basis 42, rigidity is found tower 21 and stood with pedestal Post 41 can connect rotationally, can be connected rotationally with base mast 41 by the second dual-shaft articulation assembly 52 by the bow end of linking arm 51 Connecing, 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, and mooring 10 passes through Stem cable 11 is connected with heaving pile point 71, and is connected with stern floating drum 32 by ship stern rope 12, the two ends of loading arm 81 respectively with rotation Joint 80 and flotation hose 82 connect, and then start oil loading and unloading.The tower system of hinged stanchion of loading and unloading oils of the present utility model Pool device, the mooring 10 wherein anchored can be mooring oil tanker, FPSO or other similar marine ships, it is achieved mooring 10 Marine positioning also transmits the liquid goods such as well stream.It is deep that this utility model is suitable for middle shallow water, can be prevented effectively between boats and ships and floating drum Collision, mooring 10 can multifreedom motion, can effectively reduce the fatigue problem of complicated articulated structure.

Use process of the present utility model is as follows: as a example by charge of oil, and liquid is transmitted to being arranged at pedestal by submarine pipeline 40 is internal, and by flexibility jumper pipe 90, the liquid that first pipeline carries is transferred to rigidity and founds the second pipe in tower 21, just Property is found the second pipe in tower 21 and is connected with swivel joint 80, and loading arm 81 one end is connected on swivel joint 80, the other end Connect 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, freeing 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, this utility model uses bow stern twin float (stem floating drum mechanism 20 and Chuan Wei floating drum mechanism 30) mooring, can avoid using stern pushing device or auxiliary tug, it is to avoid occur Floating drum and the collision problem of mooring 10.This utility model combines the excellent of tradition hinged stanchion tower and stem stern two point mooring Point so that mooring 10 can have the weathercock effect of traditional single point mooring, suffered environment is made a concerted effort less, and stern floating drum 32 can be subject to again Effectively suppress to floating drum mechanism 30 of stem floating drum mechanism 20 and Chuan Wei, it is to avoid " fish wags the tail " phenomenon occurs, is conducive to improving boats and ships Stability.

Particular embodiments described above, has carried out entering one to the purpose of this utility model, technical scheme and beneficial effect The detailed description of step, it will be appreciated that the foregoing is only specific embodiment of the utility model, be not used to limit this reality With novel protection domain.Particularly point out, to those skilled in the art, all spirit of the present utility model and principle it In, any modification, equivalent substitution and improvement etc. done, within should be included in protection domain of the present utility model.

Claims (10)

1. the tower mooring gear of the hinged stanchion of a loading and unloading oils, it is characterised in that the tower system of hinged stanchion of described loading and unloading oils Pool device includes:

Pedestal, its underpart is fixed to seabed；

Being positioned at undersurface linking arm mechanism, including linking arm and the counterweight being fixed on described linking arm, described linking arm has Having bow end and stern end, described bow end can be rotationally coupled to described pedestal, described stern end is away from described base on described linking arm One end of seat；

Stem floating drum mechanism, founds tower, buoyancy compartment and ballast tank including the rigidity being vertically arranged；Described rigidity is stood the lower end of tower and can be turned It is connected to the top of described pedestal, described buoyancy compartment and described ballast tank be both connected to described rigidity and stand on tower dynamicly, described floating Power freight space is in the top of described ballast tank；Described rigidity is stood the top of tower and is arranged at least stem cable, and described stem cable is used for It is connected with the stem of extraneous mooring；

Chuan Wei floating drum mechanism, including the stern floating drum being positioned at above described linking arm and be connected to described stern floating drum and described counterweight it Between anchor chain, 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 of loading and unloading oils 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 be set, one end of described turning arm and institute Stating rigidity to found tower and can connect rotationally, the other end of described turning arm extends towards described mooring and arranges heaving pile point, described ship One end of head line is connected on described heaving pile point.

The tower mooring gear of hinged stanchion of loading and unloading oils 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 contained in institute by bearing holder (housing, cover) Stating rigidity and stand on tower, described first longitudinal hinge is the bearing pin of a horizontally set, and described first one end longitudinally cut with scissors is fixed on described On the outer wall of the first rotating disk；One end of described turning arm arranges the first installing hole, and described first other end longitudinally cut with scissors can rotate Be arranged in described first installing hole.

The tower mooring gear of hinged stanchion of loading and unloading oils 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 of loading and unloading oils the most according to claim 1 and 2, it is characterised in that described handling The tower mooring gear of hinged stanchion of oil also includes that fluid transfer, described fluid transfer include that be sequentially connected with is positioned at The input port in seabed, it is fixed on the first pipeline of described base interior, is fixed on described rigidity and founds the second pipe within tower, set Put the swivel joint in 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 of loading and unloading oils 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 of loading and unloading oils 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 of loading and unloading oils 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 Rotating hinge can connect rotationally, its other end is fixed with described anchor chain；

Between described anchor chain and described counterweight, vertically arranged second rotates hinge, and described second one end rotating hinge is joined with described Recoiling described second rotation hinge can connect rotationally, its other end is fixed with described anchor chain.

The tower mooring gear of hinged stanchion of loading and unloading oils 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 of loading and unloading oils the most according to claim 9, it is characterised in that described bow end leads to Cross the 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 contained in institute by bearing holder (housing, cover) Stating rigidity and stand on tower, the described second bearing pin that longitudinally hinge is horizontally set, one end of the described second longitudinal hinge is fixed on described the On the outer wall of two rotating disks；Arranging the second installing hole on described bow end, described second other end longitudinally cut with scissors can be arranged rotationally In described second installing hole.