CN109720507A - A kind of rigid elastic mooring deep-sea platform structure - Google Patents
A kind of rigid elastic mooring deep-sea platform structure Download PDFInfo
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- CN109720507A CN109720507A CN201910001561.6A CN201910001561A CN109720507A CN 109720507 A CN109720507 A CN 109720507A CN 201910001561 A CN201910001561 A CN 201910001561A CN 109720507 A CN109720507 A CN 109720507A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 8
- 239000013535 sea water Substances 0.000 claims description 16
- 238000003466 welding Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims 3
- 238000004873 anchoring Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Abstract
The invention discloses a kind of rigid elastic mooring deep-sea platform structures, including workbench, buoyancy tank, supporting mechanism and linear type mooring mechanism, supporting mechanism to be supported between workbench and buoyancy tank；Anchoring system uses the tension type rigidity anchoring system of pure anchor chain, installs magnet-spring system attachment device, above anchor chain to realize the function that rigid mooring is converted to elastic mooring under rare super wind wave action；Support column uses the form of solid round rod, and the rectangular steel tube placed using 45 ° is as drawknot beam；Bu Suo uses the form of the diagonal cross within platform contours.The present invention solves the problems, such as that existing ocean platform is chronically at and shakes by a small margin, reduce the vertically and horizontally effect of wave and ocean current, traditional mooring line is solved the problems, such as to space hold caused by extension other than platform contours, so that platform is able to maintain stabilization under conventional marine environment.
Description
Technical field
The present invention relates to a kind of rigid elastic mooring deep-sea platform structures, are a kind of deep-sea platform structures, belong to ocean engineering.
Background technique
Resource extremely abundant is contained in vast ocean.As strategic resources base, the development and utilization of ocean is
The inevitable choice of China's the Implement of sustainable development strategy.The development of deep-sea platform technology enters the construction in the micro- city in deep-sea sea
Our visual field lives for a long time as people, lives, the place for the production that works, having higher requirement to stationarity.
Existing various deep-sea platform structures use flexible mooring system mostly to adapt to huge wind wave flow action, tie
Fruit is that platform is allowed to be chronically at vibrating state by a small margin, and this state is not obviously able to satisfy the functional requirement in the micro- city in deep-sea.
In most common flexible mooring system, catenary suspension type continuous vulcanization wirerope anchoring system is mainly used, however deep water is made
Industry platform, catenary suspension type continuous vulcanization wirerope anchoring system are no longer applicable in, and as the depth of water is greater than 1500m, the length of anchor chain, self weight are quicklyd increase,
So that the useful load ability of platform reduces, anchoring system stationkeeping ability is reduced；Simultaneously as causing in the seabed location You Tang
Mooring radius large increase occupies the area of seafloor foundation.
For the depth of water is more than the ultra-deep-water floating platform equipment of 1500m, tension type anchoring system is adopted due to its anchor chain
It is the new materials such as polyester fiber cable, it is light-weight, intensity is big and low in cost.However, the material of tension type anchoring system
The physical characteristic of itself have it is very strong non-linear, mooring line installation front and back its material stiffness it is continuous with pretension, displacement, time
Variation is generated, this nonlinear factor brings very big to the motor imagination forecast and the estimation of mooring line maximum tension of platform
The problem of.
Existing support system takes a series of measures to reduce wave and ocean current effect, for example, be provided with heave plate,
Spiral vane is set on the support columns, but its effect essentially consists in and reduces wave and act on vertically, and effect is not very
Significantly；On the other hand, since support column is mostly made of several thicker open tubular columns, lateral catchment area is larger, for sea
The horizontal force of wave and ocean current is not already available to be substantially reduced effect.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, it is flat that the present invention provides a kind of rigid elastic mooring deep-sea
Platform structure solves the problems, such as that existing deep-sea ocean platform is easy to happen and shakes by a small margin, reduces the horizontal force of wave and ocean current,
Solve the problems, such as traditional mooring rope to space hold caused by extension other than platform contours.
Technical solution: to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of rigid elastic mooring deep-sea platform structure, including workbench, buoyancy tank, supporting mechanism and linear type mooring machine
Structure；Supporting mechanism is supported between workbench and buoyancy tank, and buoyancy tank is placed in seawater, and workbench is suspended on sea level
Side；
The workbench includes platform deck and the anchor strut that is fixed on platform deck, and anchor strut preferably uses solid
Cylindrical structure；
The supporting mechanism includes support post, drawknot crossbeam and square steel pipe node；In the case where seawater is totally stationary,
Support post position is vertical, and upper end is fixed with platform deck, and lower end is fixed with buoyancy tank；Square steel pipe node is sleeved on support post
Outside, and fixed with support post, in the case where seawater is totally stationary, face water is distinguished in four sides of square steel pipe node
It is flat laterally longitudinal with level；In the case where seawater is totally stationary, drawknot crossbeam is longitudinally arranged along horizontal cross and level, drawknot
Corresponding side surface of the both ends of crossbeam respectively with the two neighboring square steel pipe node on same straight line is fixed；The square steel pipe node is made
For the connection node of support post and drawknot crossbeam, vertical direction arrangement quantity according to buoyancy of whole device etc. because
Element carries out calculating design；
Linear type mooring mechanism includes anchor chain and magnet-spring unit, and anchor chain is divided into I sections of anchor chain and anchor chain II section two
Part；Magnet-spring unit includes one group of guide rod, one group of spring, a pair of magnet, a pair of of suction tray (steel disc) and one
To ring flange；Suction tray is along the circumferential direction evenly arranged with and the consistent pilot hole of guide rod number, one end of guide rod and one
A ring flange is fixed, and the other end of guide rod sequentially passes through the correspondence pilot hole, spring and another suction tray of a suction tray
Correspondence pilot hole after fixed with another ring flange；Two magnet are separately mounted in the middle part of the right opposite of two suction trays；From
Under right state, two magnet are attracted, and one group of spring is placed in two suction trays with micro- compressive state, nature or micro-stretching state
Between；Through-hole is provided in the middle part of two ring flanges, a middle side part of suction tray face through-hole is provided with link ring；
The mode of diagonal cross is connected between workbench and buoyancy tank within the anchor chain, the underwater part of anchor chain
A float is connected every a distance, the size and spacing of float are self-possessed according to anchor chain and buoyancy calculations determine；I sections of anchor chain
One end links ring with one on magnet-spring unit and connect, after the other end that I sections of anchor chain passes through the through-hole on companion flange disk
It is connect with anchor strut, one end that II sections of anchor chain links ring with another on magnet-spring unit and connect, II sections of anchor chain another
End is fixed after the through-hole on companion flange disk with sea bed；It is (main that the provider location that anchor chain passes through is provided with anchor chain duct
It is that anchor chain duct is set in the corresponding position of workbench and buoyancy tank).
Preferably, the support post uses solid cylinder structure.
Preferably, the drawknot crossbeam uses square steel tube structure, in the case where seawater is totally stationary, the four of drawknot crossbeam
A side with horizontal plane shape angle at 45 °.
Preferably, the surface that the anchor chain duct can be contacted with anchor chain is provided with buffer layer.
Preferably, square steel pipe node is fixed by the way of welding with support post and drawknot crossbeam.
Preferably, the magnet-spring unit is placed in the top of workbench.
Preferably, the anchor chain uses abrasionproof anchor chain, and the magnet uses big suction permanent magnet.
The utility model has the advantages that rigid elastic mooring deep-sea platform structure provided by the invention, support system can reduce wave and ocean
The vertical and horizontal force of stream；Its anchoring system can realize rigid moored condition under long-term conventional wind wave flow action, to make
Platform is in the state of near steady, mitigates the shaking by a small margin of platform；And bullet is converted in the case where seldom meeting super wind wave flow action
Property moored condition, thus the problem of preventing excessive mooring force from mooring line being caused to be broken；It is retracted automatically again after super effect dissipation
To rigid moored condition, to reassure that platform is in the state of near steady；Magnet-spring system is with being installed on platform
More than face, the system can be made from corroding and being conveniently replaceable；Cloth rope form solves traditional mooring rope to extension other than platform contours
Caused space hold problem.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of supporting mechanism；
Fig. 3 is magnet-spring unit structural schematic diagram；
Fig. 4 is the scheme of installation of float.
It include: 1, workbench in figure；2, supporting mechanism；3, buoyancy tank；4, linear type mooring mechanism；5, sea bed；6, extra large
Plane；1-1, platform deck；1-2, anchor strut；1-3, anchor chain duct I；2-1, support post；2-2, drawknot crossbeam；2-3, square steel
Pipe node；3-1, anchor chain duct II；4-1 magnet-spring unit；4-1-1, magnet；4-1-2, suction tray；4-1-3, guide rod；
4-1-4, ring flange；4-1-5, spring；4-2, float；4-3, hoist cable.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
It is as shown in Figure 1 a kind of rigid elastic mooring deep-sea platform structure, including workbench 1, buoyancy tank 3, supporting mechanism 2
With linear type mooring mechanism 4；Supporting mechanism 2 is supported between workbench 1 and buoyancy tank 3, and buoyancy tank 3 is placed in seawater, work
Make platform 1 and is suspended in 6 top of sea level.
The workbench 1 includes platform deck 1-1 and the anchor strut 1-2, anchor strut 1- that are fixed on platform deck 1-1
2 use solid cylinder structure.
The buoyancy tank 3 is made of the cuboid of an entirety, is teetertottered with weakening seawater to the shaking of workbench 1
It influences, reserves anchor chain duct I1-3 in the place that anchor chain passes through, buffer layer is arranged in I1-3 inner wall in anchor chain duct, avoids anchor chain pair
Buoyancy tank 3 generates destruction；Support post 2-1 is arranged to keep connecting with workbench 1 above buoyancy tank 3, support post 2-1
Between carried out by drawknot crossbeam 2-2 it is horizontally-supported；1 is arranged anchor strut 1-2 to fix the top of anchor chain above workbench
End.
The supporting mechanism 2 includes support post 2-1, drawknot crossbeam 2-2 and square steel pipe node 2-3；It is completely quiet in seawater
In the case where only, the position support post 2-1 is vertical, and upper end is fixed with platform deck 1-1, and lower end and buoyancy tank 3 are fixed；Square steel tube
Node 2-3 is sleeved on the outside of support post 2-1, and fixes with support post 2-1, in the case where seawater is totally stationary, side
The four sides difference face horizontal cross and level of Steel Tube Joint 2-3 is longitudinal；In the case where seawater is totally stationary, drawknot is horizontal
Beam 2-2 is longitudinally arranged along horizontal cross and level, the both ends of drawknot crossbeam 2-2 respectively with the two neighboring square steel on same straight line
The corresponding side surface of pipe node 2-3 is fixed；Support post 2-1 uses solid cylinder structure；Drawknot crossbeam 2-2 uses square steel tube knot
Structure, in the case where seawater is totally stationary, four sides of drawknot crossbeam 2-2 with horizontal plane shape angle at 45 °；Square steel tube coupling
Point 2-3 is fixed by the way of welding with support post 2-1 and drawknot crossbeam 2-2, and square steel pipe node 2-3 is first welded to support
On column 2-1, after the weld strength for guaranteeing square steel pipe node 2-3 and support post 2-1, then drawknot crossbeam 2-2 is tilted 45 ° and is welded
It is connected on square steel pipe node 2-3 and forms connection.
The arrangement of supporting mechanism 2 is similar with the frame in building structure, has good drag to horizontal force, is conducive to
Improve the overall stability of superstructure.Support post 2-1 uses the form of solid round rod, round for rectangular column
Support post 2-1 wave and ocean current effect it is smaller, the shaking of 1 horizontal direction of workbench can be reduced；Solid support
Column 2-1 can obtain higher bearing capacity and then reduce the quantity of support post 2-1, and reduction wave connects with support post 2-1's
Contacting surface product.Drawknot crossbeam 2-2 uses the form of rectangular steel tube, is connected to an entirety with support post 2-1, wherein drawknot crossbeam
2-2 tilts 45 ° to be placed, and is conducive to the horizontal force for reducing wave, sea wind.
Linear type mooring mechanism 4 includes anchor chain and magnet-spring unit 4-1, and anchor chain is divided into I sections of anchor chain and anchor chain II
Section two parts；Magnet-spring unit 4-1 includes one group of guide rod 4-1-3, one group of spring 4-1-5, a pair of magnet 4-1-1, one
To suction tray 4-1-2 and a pair of of ring flange 4-1-4；Suction tray 4-1-2 is along the circumferential direction evenly arranged with and guide rod 4-1-3 number
The consistent pilot hole of mesh, one end of guide rod 4-1-3 are fixed with a ring flange 4-1-4, and the other end of guide rod 4-1-3 is successively
After the correspondence pilot hole of the correspondence pilot hole of a suction tray 4-1-2, spring 4-1-5 and another suction tray 4-1-2 with
Another ring flange 4-1-4 is fixed；Two magnet 4-1-1 are separately mounted in the middle part of the right opposite of two suction tray 4-1-2；It is natural
Under state, two magnet 4-1-1 are attracted, and one group of spring is placed in two suctions with micro- compressive state, nature or micro-stretching state
Between attached disk 4-1-2；Through-hole, a middle side part of suction tray 4-1-2 face through-hole are provided in the middle part of two ring flange 4-1-4
It is provided with link ring.
Under the effect of daily sea wind, wave and ocean current, two magnet 4-1-1 remain mutual adsorbed state.Work as chance
When to rare super wind wave action, the pulling force of anchor chain is more than the adsorption capacity between two magnet 4-1-1, and magnet 4-1-1 is mutual
It separates, the pulling force of anchor chain turns to be born and elongated by spring 4-1-5, and linear type mooring mechanism 4 is switched to by rigid moored condition
Elastic moored condition, short time shaking occurs for entire plateform system in the process；After wind wave action, magnet 4-1-5 weight
It is newly adsorbed onto together, linear type mooring mechanism 4 comes back to rigid moored condition.
The magnet-spring unit 4-1 is placed in the top of workbench 1, in order to repair and replace；Using platform contours
Within diagonal cross cloth rope form, be mostly in anchor chain within the scope of the floor projection of workbench 1, be to effectively reduce
Moor the seabed space that cable occupies.
The mode of diagonal cross is connected between workbench 1 and buoyancy tank 3 within the anchor chain, the underwater portion of anchor chain
Divide and connect a float 4-2 every a distance, the size and spacing of float 4-2 is self-possessed according to anchor chain and buoyancy calculations determine；
One end that I sections of anchor chain links ring with one on magnet-spring unit 4-1 and connect, and the other end that I sections of anchor chain passes through companion flange
It is connect after through-hole on disk 4-1-4 with anchor strut 1-2, another chain on one end that II sections of anchor chain and magnet-spring unit 4-1
Ring connection is connect, the other end that II sections of anchor chain is fixed after passing through the through-hole on companion flange disk 4-1-4 with sea bed 5；It is passed through in anchor chain
Provider location be provided with anchor chain duct, the surface that anchor chain duct can be contacted with anchor chain is provided with buffer layer.
It is illustrated in figure 4 the structural schematic diagram of float hoist cable, the underwater part of anchor chain balances anchor chain by float 4-2
Weight, keep anchor chain linearly, connected between float 4-2 and anchor chain by 4-3 hoist cable.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of rigid elastic mooring deep-sea platform structure, it is characterised in that: including workbench (1), buoyancy tank (3), support machine
Structure (2) and linear type mooring mechanism (4)；Supporting mechanism (2) is supported between workbench (1) and buoyancy tank (3), buoyancy tank
(3) it is placed in seawater, workbench (1) is suspended in above sea level (6)；
The workbench (1) includes platform deck (1-1) and the anchor strut (1-2) being fixed on platform deck (1-1)；
The supporting mechanism (2) includes support post (2-1), drawknot crossbeam (2-2) and square steel pipe node (2-3)；It is complete in seawater
It is complete it is static in the case where, the position support post (2-1) is vertical, and upper end and platform deck (1-1) are fixed, lower end and buoyancy tank (3)
It is fixed；Square steel pipe node (2-3) is sleeved on the outside of support post (2-1), and fixed with support post (2-1), complete in seawater
It is complete it is static in the case where, the four sides difference face horizontal cross and level of square steel pipe node (2-3) are longitudinal；It is complete in seawater
In the case where static, drawknot crossbeam (2-2) is longitudinally arranged along horizontal cross and level, the both ends of drawknot crossbeam (2-2) respectively with
The corresponding side surface of two neighboring square steel pipe node (2-3) on same straight line is fixed；
Linear type mooring mechanism (4) includes anchor chain and magnet-spring unit (4-1), and anchor chain is divided into I sections of anchor chain and anchor chain II
Section two parts；Magnet-spring unit (4-1) includes one group of guide rod (4-1-3), one group of spring (4-1-5), a pair of magnet
(4-1-1), a pair of of suction tray (4-1-2) and a pair of of ring flange (4-1-4)；Suction tray (4-1-2) is along the circumferential direction uniformly arranged
Have and fixed with the consistent pilot hole of guide rod (4-1-3) number, one end of guide rod (4-1-3) with a ring flange (4-1-4),
The other end of guide rod (4-1-3) sequentially passes through the correspondence pilot hole of a suction tray (4-1-2), spring (4-1-5) and another
It is fixed with another ring flange (4-1-4) after the correspondence pilot hole of a suction tray (4-1-2)；Two magnet (4-1-1) are pacified respectively
In the middle part of the right opposite of two suction trays (4-1-2)；Under natural conditions, two magnet (4-1-1) are attracted, and one group of spring is with micro-
Compressive state, nature or micro-stretching state are placed between two suction trays (4-1-2)；In two ring flanges (4-1-4)
Middle part is provided with through-hole, and a middle side part of suction tray (4-1-2) face through-hole is provided with link ring；
The mode of diagonal cross is connected between workbench (1) and buoyancy tank (3) within the anchor chain, the underwater portion of anchor chain
Divide and connect a float (4-2) every a distance, the size and spacing of float (4-2) are self-possessed according to anchor chain and buoyancy calculations are true
It is fixed；One end that I sections of anchor chain links ring with one on magnet-spring unit (4-1) and connect, the other end that I sections of anchor chain pass through pair
It is connect after answering the through-hole on ring flange (4-1-4) with anchor strut (1-2), one end that II sections of anchor chain and magnet-spring unit (4-1)
On another link ring connection, after through-hole of the other end that II section of anchor chain on companion flange disk (4-1-4) with sea bed (5)
It is fixed；The provider location that anchor chain passes through is provided with anchor chain duct.
2. rigid elastic mooring deep-sea platform structure according to claim 1, it is characterised in that: the support post (2-1)
Using solid cylinder structure.
3. rigid elastic mooring deep-sea platform structure according to claim 1, it is characterised in that: the drawknot crossbeam (2-2)
Using square steel tube structure, in the case where seawater is totally stationary, four sides of drawknot crossbeam (2-2) are formed with horizontal plane
45 ° of angles.
4. rigid elastic mooring deep-sea platform structure according to claim 1, it is characterised in that: the anchor chain duct can be with
The surface of anchor chain contact is provided with buffer layer.
5. rigid elastic mooring deep-sea platform structure according to claim 1, it is characterised in that: the square steel pipe node (2-
3) fixed with support post (2-1) and drawknot crossbeam (2-2) by the way of welding.
6. rigid elastic mooring deep-sea platform structure according to claim 1, it is characterised in that: the magnet-spring unit
(4-1) is placed in the top of workbench (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910001561.6A CN109720507B (en) | 2019-01-02 | 2019-01-02 | Rigid-elastic mooring deep sea platform structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910001561.6A CN109720507B (en) | 2019-01-02 | 2019-01-02 | Rigid-elastic mooring deep sea platform structure |
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| CN109720507A true CN109720507A (en) | 2019-05-07 |
| CN109720507B CN109720507B (en) | 2020-04-14 |
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2019
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|---|---|---|---|---|
| GB1293668A (en) * | 1969-11-20 | 1972-10-18 | Giorgio Corso | An hydrostatic structure |
| SU1268467A1 (en) * | 1984-10-17 | 1986-11-07 | Предприятие П/Я А-1345 | Arrangement for heaving anchor chain |
| JPH0218192A (en) * | 1988-07-07 | 1990-01-22 | Japan Tekunoroji:Kk | Fixing method for waterbrone floating body structure |
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| CN109720507B (en) | 2020-04-14 |
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