CN105862896A - Mounting method of breakwater barrel type component - Google Patents
Mounting method of breakwater barrel type component Download PDFInfo
- Publication number
- CN105862896A CN105862896A CN201610197611.9A CN201610197611A CN105862896A CN 105862896 A CN105862896 A CN 105862896A CN 201610197611 A CN201610197611 A CN 201610197611A CN 105862896 A CN105862896 A CN 105862896A
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- Prior art keywords
- tub component
- ship
- component
- tub
- hawser
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 26
- 230000000740 bleeding effect Effects 0.000 claims description 21
- 238000000926 separation method Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 239000003651 drinking water Substances 0.000 claims description 3
- 235000020188 drinking water Nutrition 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000013535 sea water Substances 0.000 claims description 3
- 230000009182 swimming Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims description 2
- 238000013500 data storage Methods 0.000 claims 1
- 238000007667 floating Methods 0.000 abstract description 2
- 238000013480 data collection Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/06—Moles; Piers; Quays; Quay walls; Groynes; Breakwaters ; Wave dissipating walls; Quay equipment
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/02—Caissons able to be floated on water and to be lowered into water in situ
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D23/00—Caissons; Construction or placing of caissons
- E02D23/08—Lowering or sinking caissons
- E02D23/10—Caissons filled with compressed air
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/0061—Production methods for working underwater
- E02D2250/0084—Production methods for working underwater using pneumatical means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Underground Or Underwater Handling Of Building Materials (AREA)
Abstract
The invention discloses a mounting method of a breakwater barrel type component. Four pulling rings are reserved on the root of a barrel type component and are symmetrically arranged on the front part and the rear part of the barrel type component; two mooring ropes are connected between the a semi-submersible barge front part and a pulling ring at the rear part of the barrel type component; two mooring ropes are connected between a semi-submersible barge rear part and the rear part of the barrel type component; cross mooring ropes are connected between the pulling rings at the front part of the barrel type component and a main pulling ship; after the barrel type component floats in a right place via air, drainage and exhaust are subjected to centralized management by drainage pumps and an exhaust valve; each pump is adjusted to be switched on and off at any time; the barrel type component continues to drain synchronously after the balance of the barrel type component is ensured; the barrel type component sinks via negative pressure until the sinking depth of the barrel in the mud is 2.0-3.0m; all the drainage pumps are switched off; and the sinking operation is completed. According to the mounting method of the breakwater barrel type component, the mooring ropes are used for pulling the barrel type component; due to coordination of large tonnage of the barrel type component, the barrel type component can be leveled in the air floating and mounting process; the balance can be controlled in time; the carrying and mounting efficiency is improved; the construction can also be carried out under the severe weather condition.
Description
Technical field
The present invention relates to a kind of harbour protection works, particularly to the installation method of a kind of breakwater tub component.
Background technology
The tub component of existing breakwater is a kind of novel anti-ripple using the materials such as concrete, reinforcing bar, steel construction to make
Embankment structure form, this class formation bottomless is made up of the anti-ripple tub component of the basic tub component covered and two by one.Will so
Large-scale tub component be transported to pre-buried from prefabricated place, and to be accurately positioned and install be a difficult problem.
Prior art discloses a kind of Patent No. CN 1730842A, entitled soft-foundation box-cylinder type infrastructure sea
Air supporting delivery and positioning sinking mounting method, by inflation or evacuation in cylinder, it is achieved air supporting or the sinking to cylinder, though
So the method need not large-scale lifting and ships that transport, and equipment is simple, and subsidence velocity is fast.Meanwhile, another patent CN of China
The carrying of the tub breakwater basis tub component that 102322062 B disclose and installation method, basis tub component is by half
Latent refuting is conveyed to job site with transportation by driving air bag, makes the floating of basis tub component and installation position by transportation by driving air bag
Journey can be effectively controlled, and keeps basis tub component to be in poised state, owing to transportation by driving air bag itself has certain elasticity,
Indirectly act on the tub component of basis, the holdup time can be produced, it is impossible to basis tub component is carried out in time, controls accurately
System.
Summary of the invention
The technical problem to be solved is for the deficiencies in the prior art, it is provided that a kind of reasonable in design, user
The installation method of breakwater tub component just.
The technical problem to be solved is to be realized by following technical scheme, and the present invention is a kind of anti-ripple
The installation method of dike tub component, described tub component includes the bottomless Long Circle staving having lid and is located on Long Circle staving
Two anti-ripple stavings of side, anti-ripple staving is along the short-axis direction arrangement of Long Circle staving, and described Long Circle staving is indulged by twice
Cross wall separates 9 separations, and the top of each separation is equipped with steam vent and osculum, and two anti-ripple stavings are added is provided with behaviour
Making platform, four angles of operating platform are provided with collection staving motion and the GPS data collection device of discrepancy in elevation data, on operating platform
Being provided with the steam vent air bleeding valve one to one with separation top, steam vent is connected with air bleeding valve by discharge duct, and operation is flat
The both sides of platform are respectively provided with several rows of water pump, and the osculum at separation top is connected with draining pump by drainage pipeline, is characterized in, its
Step is,
(1) preparation of construction:
1.1 half latent location of refuting: in the marine site installing tub component, can not meet half latent refute dive to tub component when sea water advanced
When swimming, digging for the half latent dive hole refuting dive, half latent refuting is positioned in dive hole towards installation site, and location completes,
The latent exit position of refuting of definition half is the latentest refuting and the front portion of tub component；
1.2 auxiliary ship stations are in place: include 1 master pull ship, 1 adjust tail ship, 1 station keeping ship, 3 anchor ships, 3 band cable boats and ships, 1
Bar inflation boats and ships；
It is the crane ship not less than 100t that master pulls ship, and the beam requires at more than 20m, at least 6 windlass；
Adjusting tail ship is self-propulsion type boats and ships, it is desirable to refutes for flat board, has 5 windlass；
Station keeping ship is that flat board is refuted, at least 6 windlass；
Inflation boats and ships are connected with the steam vent on each separation of Long Circle staving by aerating pipe；
1.3 reserve four draw rings at the root of tub component, and before and after being symmetrically arranged at Long Circle staving, half latent refutes front portion and bucket
Connecting between the draw ring at formula component rear portion and have two hawsers in left and right, half latent refuting is connected between rear portion and the draw ring at tub component rear portion
Having two hawsers in left and right, the anterior draw ring of tub component is connected two intersects hawser with main pulling between ship；
(2) half latent refute dive: half latent refute dive while, start the air bleeding valve on operating platform, dive to tub component is absorbed water
0.8m, drinking water height is tub component air supporting stability Calculation aerofluxus height, and error control, at ± 5cm, treats gas in tub component
After drained, close air bleeding valve；After exhaust valve closure, half dives refutes continuation dive, and 7m is absorbed water in dive to tub component, now, oval
Atmospheric pressure in shape staving is 1.38 atmospheric pressure, checks the air gauge on operating platform, checks that air pressure is the most normal, observes
Within 8-12 minute, have no change, normal after, half latent refutes continuation dive, and dive is swum to tub component, treats that drum head is from the half latent folder refuted
When plate face is 0.8-1.2m, checking that tub component, with or without inclination, uses inflation boats and ships leveling tub component, tub component swims surely
After Ding, freeboard region is 0m-1.5m, then by the freeboard of inflation boats and ships and air bleeding valve regulation tub component extremely
0.8m；
(3) tub component undocks: after tub component swims and stablizes, master pulls ship synchronous and is connected to the friendship of tub component
Pitch hawser, synchronize to release partly to dive and refutes the hawser between rear portion and tub component rear portion, tub component is slowly pulled out the latentest refuting, draws
The tightness of hawser is pulled by regulation, it is ensured that tub component steady when going out；
(4) tub component is drawn to foundation trench: tub component hauling-out half is dived after refuting, and continues to shrink tub component and master pulls between ship
Intersection hawser to both distances 40-60m, meanwhile, tension half is latent refutes the hawser between front portion and tub component rear portion, unties bucket
The hawser between rear portion latent is refuted in formula component rear portion and half, main pull ship rely on windlass receive anchor hawser slowly by tub component band to foundation trench
In, connect tub component and adjust 2 hawsers between tail ship, untiing partly dives refutes the hawser between tub component；
(5) pulling in tub component foundation trench: during high tide level, be drawn in foundation trench by tub component, the anterior master of passing through pulls ship and receives
Anchor hawser, rear portion is by adjusting tail ship stable and slowly mobile to after installation site 90-110m, reconnection tub component along foundation trench
Between in the middle part of portion and station keeping ship 2 intersect hawser, and the two ends of station keeping ship connect have location anchor by intersecting hawser, are dragged by main
Drag between ship and tub component, between station keeping ship and tub component intersect hawser adjust tub component attitude, make Long Circle
The long axis direction of staving is vertical with foundation trench, unties tub component and adjusts the hawser between tail ship, and being delayed along foundation trench by tub component
Slowly it is pulled to away from installation site 40-60m；
(6) position at the beginning of tub component: at installation site 40-60m, make tub component keep attitude, wait ebb, work as bucket
The bottom of formula component is when the 1.3-1.7m of mud face, and main ship and the station keeping ship drive tub component of pulling is to installation site, and tension is main drags
Drag between ship and tub component, between station keeping ship and tub component, intersect hawser, now, tub component and station keeping ship, main drag
Drag the center of ship point-blank, variable interval monitoring tub member position deviation, will by the intersection hawser on folding and unfolding two ship
Tub component is pulled to normotopia, waits ebb；
(7) be accurately positioned, aerofluxus is sunk: tidal level declines, and when the bottom of tub component is away from mud face 0.5-0.8m, starts accurately
Location, according to the position deviation of tub component, is adjusted by the hawser that intersects between two ships with tub component, the most fixed
While Wei, the air bleeding valve on opening operation platform, tub component starts to sink under Gravitative Loads, notes bucket in sinking watching
The balance of formula component, observes GPS reading, when tub component elevation difference everywhere is more than 15cm, by controlling capacity
Carry out leveling, after balance, resynchronize aerofluxus；
(8) tub component drainage sink: aerofluxus sinks down into after tub component touches mud, closes air bleeding valve, unties the main ship and fixed of pulling
The intersection hawser that position ship is connected on tub component, opening water discharge pump, it is ensured that the draining pump in each cabin the most normally works, draining
Sinking watching continues observe GPS reading, as absolute altitude difference 15cm, carry out leveling by controlling displacement, after balance, continue
Continuous synchronization draining, negative pressure sinking, until bucket enters mud 2.0-3.0m, close each draining pump, sinking operation completes.
The technical problem to be solved can also be realized further by following technical scheme, described hawser
Front section connect nylon cable.
The technical problem to be solved can also be realized further by following technical scheme, station keeping ship two
The span of the location anchor that end intersects on hawser is more than 200m.
The present invention, by being pulled by hawser between tub component and auxiliary ship station, coordinates the Pang of tub component
Large-tonnage, it is achieved tub component leveling in air supporting and installation process；By double ships to drawing, on conservative control every station keeping ship
Windlass, improve tub component positioning sinking precision, by intersect hawser intersection folding and unfolding effect, tub component can be made steady
Ground carries out position adjustment, it is achieved precise positioning；Additionally, by the GPS data collection device on four angles of operating platform, it is thus achieved that tub
The motion conditions of component, by draining pump and air bleeding valve, manages draining, aerofluxus concentratedly, fully meets under the air supporting of tub component
Heavy operation requirement, operator can be achieved with exhaust outlet on the operational platform, and monitoring cost is low, additionally it is possible to adapts to pipeline
The practical situations such as many, circuit is miscellaneous.Compared with prior art, it is reasonable in design, simple in construction, not only can in time, grasp accurately
Balance, improves delivery and installation effectiveness, moreover it is possible to construct under severe weather conditions.
Accompanying drawing explanation
Fig. 1 is the structural representation of tub component；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the main operating diagram pulling ship and station keeping ship in step (5).
Detailed description of the invention
Further describe the concrete technical scheme of the present invention, in order to those skilled in the art is further understood that this
Bright, and do not constitute the restriction to its right.
With reference to Fig. 1-3, the installation method of a kind of breakwater tub component, described tub component includes the bottomless length having lid
Circular staving 1 and be located at the anti-ripple staving 9 of two above Long Circle staving 1, anti-ripple staving 9 is along the short axle side of Long Circle staving 1
To arrangement, described Long Circle staving 1 is separated by twice partition wall 2 in length and breadth has 9 separations 3, the top of each separation 3 to be equipped with row
Pore 4 and osculum 6, two added operating platforms 10 that are provided with of anti-ripple staving 9, four angles of operating platform 10 are provided with collection bucket
Body motion and the GPS data collection device 8 of discrepancy in elevation data, operating platform 10 is provided with steam vent 4 one_to_one corresponding with separation 3 top
Air bleeding valve 12, steam vent 4 is connected with air bleeding valve 12 by discharge duct 5, and the both sides of operating platform 10 are respectively provided with several rows of water
Pump 11, the osculum 6 at separation 3 top is connected with draining pump 11 by drainage pipeline 7, and its step is,
(1) preparation of construction:
1.1 half latent location of refuting: in the marine site installing tub component, can not meet half latent refute dive to tub component when sea water advanced
When swimming, digging for the half latent dive hole refuting dive, half latent refuting is positioned in dive hole towards installation site, and location completes,
The latent exit position of refuting of definition half is the latentest refuting and the front portion of tub component；
1.2 auxiliary ship stations are in place: include 1 master pull ship, 1 adjust tail ship, 1 station keeping ship, 3 anchor ships, 3 band cable boats and ships, 1
Bar inflation boats and ships；
It is the crane ship not less than 100t that master pulls ship, and the beam requires at more than 20m, at least 6 windlass；
Adjusting tail ship is self-propulsion type boats and ships, it is desirable to refutes for flat board, has 5 windlass；
Station keeping ship is that flat board is refuted, at least 6 windlass；
Inflation boats and ships are connected with the steam vent on each separation of Long Circle staving by aerating pipe；
1.3 reserve four draw rings at the root of tub component, and before and after being symmetrically arranged at Long Circle staving, half latent refutes front portion and bucket
Connecting between the draw ring at formula component rear portion and have two hawsers in left and right, half latent refuting is connected between rear portion and the draw ring at tub component rear portion
Having two hawsers in left and right, the anterior draw ring of tub component is connected two intersects hawser with main pulling between ship；
(2) half latent refute dive: half latent refute dive while, start the air bleeding valve on operating platform, dive to tub component is absorbed water
0.8m, drinking water height is tub component air supporting stability Calculation aerofluxus height, and error control, at ± 5cm, treats gas in tub component
After drained, close air bleeding valve；After exhaust valve closure, half dives refutes continuation dive, and 7m is absorbed water in dive to tub component, now, oval
Atmospheric pressure in shape staving is 1.38 atmospheric pressure, checks the air gauge on operating platform, checks that air pressure is the most normal, observes
Within 8-12 minute, have no change, normal after, half latent refutes continuation dive, and dive is swum to tub component, treats that drum head is from the half latent folder refuted
When plate face is 0.8-1.2m, checking that tub component, with or without inclination, uses inflation boats and ships leveling tub component, tub component swims surely
After Ding, freeboard region is 0m-1.5m, then by the freeboard of inflation boats and ships and air bleeding valve regulation tub component extremely
0.8m；
(3) tub component undocks: after tub component swims and stablizes, master pulls ship synchronous and is connected to the friendship of tub component
Pitch hawser, synchronize to release partly to dive and refutes the hawser between rear portion and tub component rear portion, tub component is slowly pulled out the latentest refuting, draws
The tightness of hawser is pulled by regulation, it is ensured that tub component steady when going out；
(4) tub component is drawn to foundation trench: tub component hauling-out half is dived after refuting, and continues to shrink tub component and master pulls between ship
Intersection hawser to both distances 40-60m, meanwhile, tension half is latent refutes the hawser between front portion and tub component rear portion, unties bucket
The hawser between rear portion latent is refuted in formula component rear portion and half, main pull ship rely on windlass receive anchor hawser slowly by tub component band to foundation trench
In, connect tub component and adjust 2 hawsers between tail ship, untiing partly dives refutes the hawser between tub component；
(5) pulling in tub component foundation trench: during high tide level, be drawn in foundation trench by tub component, the anterior master of passing through pulls ship and receives
Anchor hawser, rear portion is by adjusting tail ship stable and slowly mobile to after installation site 90-110m, reconnection tub component along foundation trench
Between in the middle part of portion and station keeping ship 13 2 intersect hawser, and the two ends of station keeping ship 13 connect have location anchor by intersecting hawser, pass through
Main pull between ship 15 and tub component, the attitude intersecting hawser adjustment tub component between station keeping ship 13 and tub component,
The long axis direction making Long Circle staving is vertical with foundation trench, unties tub component and adjusts the hawser between tail ship, and by tub component
Slowly it is pulled to away from installation site 40-60m along foundation trench；
(6) position at the beginning of tub component: at installation site 40-60m, make tub component keep attitude, wait ebb, work as tub
The bottom of component is when the 1.3-1.7m of mud face, and master pulls ship 15 and station keeping ship 13 drives tub component to installation site, and tension is main
Pull between ship 15 and tub component, between station keeping ship 13 and tub component, intersect hawser, now, tub component and station keeping ship
13, master pulls the center of ship 15 point-blank, and variable interval monitoring tub member position deviation, by the friendship on folding and unfolding two ship
Tub component is pulled to normotopia by fork hawser, waits ebb；
(7) be accurately positioned, aerofluxus is sunk: tidal level declines, and when the bottom of tub component is away from mud face 0.5-0.8m, it is the most fixed to start
Position, according to the position deviation of tub component, is adjusted by the hawser that intersects between two ships with tub component, is being accurately positioned
While, the air bleeding valve on opening operation platform, tub component starts to sink under Gravitative Loads, notes tub in sinking watching
The balance of component, observes GPS reading, when tub component elevation difference everywhere is more than 15cm, comes by controlling capacity
Carry out leveling, after balance, resynchronize aerofluxus；
(8) tub component drainage sink: aerofluxus sinks down into after tub component touches mud, closes air bleeding valve, unties the main ship and fixed of pulling
The intersection hawser that position ship is connected on tub component, opening water discharge pump, it is ensured that the draining pump in each cabin the most normally works, draining
Sinking watching continues observe GPS reading, when tub component absolute altitude everywhere differs 15cm, carry out by controlling displacement
Leveling, after balance, continues to synchronize draining, and negative pressure is sunk, until bucket enters mud 2.0-3.0m, closes each draining pump, and sinking operation is complete
Become.
The front section of described hawser connects nylon cable, and the span that station keeping ship two ends intersect between the location anchor on hawser is more than
200m。
Claims (3)
1. an installation method for breakwater tub component, described tub component includes the bottomless Long Circle staving having lid and sets
Two anti-ripple stavings above Long Circle staving, anti-ripple staving is along the short-axis direction arrangement of Long Circle staving, described Long Circle
Staving is separated by twice partition wall in length and breadth 9 separations, and the top of each separation is equipped with steam vent and osculum, two anti-ripples
The added operating platform that is provided with of staving, four angles of operating platform are provided with the gps data receipts gathering staving motion and discrepancy in elevation data
Storage, operating platform is provided with the steam vent air bleeding valve one to one with separation top, and steam vent passes through discharge duct and row
Air valve connects, and the both sides of operating platform are respectively provided with several rows of water pump, and the osculum at separation top passes through drainage pipeline and draining pump
Connect, it is characterised in that: its step is,
(1) preparation of construction:
1.1 half latent location of refuting: in the marine site installing tub component, can not meet half latent refute dive to tub component when sea water advanced
When swimming, digging for the half latent dive hole refuting dive, half latent refuting is positioned in dive hole towards installation site, and location completes,
The latent exit position of refuting of definition half is the latentest refuting and the front portion of tub component；
1.2 auxiliary ship stations are in place: include 1 master pull ship, 1 adjust tail ship, 1 station keeping ship, 3 anchor ships, 3 band cable boats and ships, 1
Bar inflation boats and ships；
It is the crane ship not less than 100t that master pulls ship, and the beam requires at more than 20m, at least 6 windlass；
Adjusting tail ship is self-propulsion type boats and ships, it is desirable to refutes for flat board, has 5 windlass；
Station keeping ship is that flat board is refuted, at least 6 windlass；
Inflation boats and ships are connected with the steam vent on each separation of Long Circle staving by aerating pipe；
1.3 reserve four draw rings at the root of tub component, and before and after being symmetrically arranged at Long Circle staving, half latent refutes front portion and bucket
Connecting between the draw ring at formula component rear portion and have two hawsers in left and right, half latent refuting is connected between rear portion and the draw ring at tub component rear portion
Having two hawsers in left and right, the anterior draw ring of tub component is connected two intersects hawser with main pulling between ship；
(2) half latent refute dive: half latent refute dive while, start the air bleeding valve on operating platform, dive to tub component is absorbed water
0.8m, drinking water height is tub component air supporting stability Calculation aerofluxus height, and error control, at ± 5cm, treats gas in tub component
After drained, close air bleeding valve；After exhaust valve closure, half dives refutes continuation dive, and 7m is absorbed water in dive to tub component, now, oval
Atmospheric pressure in shape staving is 1.38 atmospheric pressure, checks the air gauge on operating platform, checks that air pressure is the most normal, observes
Within 8-12 minute, have no change, normal after, half latent refutes continuation dive, and dive is swum to tub component, treats that drum head is from the half latent folder refuted
When plate face is 0.8-1.2m, checking that tub component, with or without inclination, uses inflation boats and ships leveling tub component, tub component swims surely
After Ding, freeboard region is 0m-1.5m, then by the freeboard of inflation boats and ships and air bleeding valve regulation tub component extremely
0.8m；
(3) tub component undocks: after tub component swims and stablizes, master pulls ship synchronous and is connected to the friendship of tub component
Pitch hawser, synchronize to release partly to dive and refutes the hawser between rear portion and tub component rear portion, tub component is slowly pulled out the latentest refuting, draws
The tightness of hawser is pulled by regulation, it is ensured that tub component steady when going out；
(4) tub component is drawn to foundation trench: tub component hauling-out half is dived after refuting, and continues to shrink tub component and master pulls between ship
Intersection hawser to both distances 40-60m, meanwhile, tension half is latent refutes the hawser between front portion and tub component rear portion, unties bucket
The hawser between rear portion latent is refuted in formula component rear portion and half, main pull ship rely on windlass receive anchor hawser slowly by tub component band to foundation trench
In, connect tub component and adjust 2 hawsers between tail ship, untiing partly dives refutes the hawser between tub component；
(5) pulling in tub component foundation trench: during high tide level, be drawn in foundation trench by tub component, the anterior master of passing through pulls ship and receives
Anchor hawser, rear portion is by adjusting tail ship stable and slowly mobile to after installation site 90-110m, reconnection tub component along foundation trench
Between in the middle part of portion and station keeping ship 2 intersect hawser, and the two ends of station keeping ship connect have location anchor by intersecting hawser, are dragged by main
Drag between ship and tub component, between station keeping ship and tub component intersect hawser adjust tub component attitude, make Long Circle
The long axis direction of staving is vertical with foundation trench, unties tub component and adjusts the hawser between tail ship, and being delayed along foundation trench by tub component
Slowly it is pulled to away from installation site 40-60m；
(6) position at the beginning of tub component: at installation site 40-60m, make tub component keep attitude, wait ebb, work as tub
The bottom of component is when the 1.3-1.7m of mud face, and main ship and the station keeping ship drive tub component of pulling is to installation site, and tension is main to be pulled
Intersect hawser between ship and tub component, between station keeping ship and tub component, now, tub component and station keeping ship, main pull
Point-blank, variable interval monitoring tub member position deviation, by the intersection hawser on folding and unfolding two ship by bucket at the center of ship
Formula component is pulled to normotopia, waits ebb；
(7) be accurately positioned, aerofluxus is sunk: tidal level declines, and when the bottom of tub component is away from mud face 0.5-0.8m, it is the most fixed to start
Position, according to the position deviation of tub component, is adjusted by the hawser that intersects between two ships with tub component, is being accurately positioned
While, the air bleeding valve on opening operation platform, tub component starts to sink under Gravitative Loads, notes tub in sinking watching
The balance of component, observes GPS reading, when tub component elevation difference everywhere is more than 15cm, comes by controlling capacity
Carry out leveling, after balance, resynchronize aerofluxus；
(8) tub component drainage sink: aerofluxus sinks down into after tub component touches mud, closes air bleeding valve, unties the main ship and fixed of pulling
The intersection hawser that position ship is connected on tub component, opening water discharge pump, it is ensured that the draining pump in each cabin the most normally works, draining
Sinking watching continues observe GPS reading, as absolute altitude difference 15cm, carry out leveling by controlling displacement, after balance, continue
Continuous synchronization draining, negative pressure sinking, until bucket enters mud 2.0-3.0m, close each draining pump, sinking operation completes.
The installation method of breakwater tub component the most according to claim 1, it is characterised in that: the leading portion portion of described hawser
Tap nylon cable.
The installation method of breakwater tub component the most according to claim 1, it is characterised in that: station keeping ship two ends cross lines
The span between the anchor of location on rope is more than 200m.
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| CN105862896B (en) | 2017-10-13 |
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Effective date of registration: 20230927 Address after: No. 147, Zhongshan Middle Road, Lianyun District, Lianyungang City, Jiangsu Province Patentee after: JIANGSU BRANCH OF CCCC SHANGHAI PORT ENGINEERING Co.,Ltd. Patentee after: CCCC THIRD HARBOR ENGINEERING Co.,Ltd. Address before: No. 147, Zhongshan Middle Road, Lianyun District, Lianyungang City, Jiangsu Province Patentee before: JIANGSU BRANCH OF CCCC SHANGHAI PORT ENGINEERING Co.,Ltd. |