CN106247011A - A kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system and method - Google Patents
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system and method Download PDFInfo
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- CN106247011A CN106247011A CN201610656659.1A CN201610656659A CN106247011A CN 106247011 A CN106247011 A CN 106247011A CN 201610656659 A CN201610656659 A CN 201610656659A CN 106247011 A CN106247011 A CN 106247011A
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- pipe
- supply
- buoyancy tank
- sinking
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 22
- 238000007667 floating Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000008859 change Effects 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 238000007654 immersion Methods 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 238000003466 welding Methods 0.000 claims description 10
- 230000011218 segmentation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000032258 transport Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 108010066114 cabin-2 Proteins 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000020442 loss of weight Diseases 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/16—Laying or reclaiming pipes on or under water on the bottom
- F16L1/161—Laying or reclaiming pipes on or under water on the bottom the pipe being composed of sections of short length
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
- F16L1/24—Floats; Weights
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system and method, it is characterized in that: be arranged on water-supply-pipe the controlled floating box device that can change buoyancy size, the support platform being arranged on pile tube, it is arranged in support platform the auxiliary lifting devices for auxiliary lifting sinking water-supply-pipe, also include command centre and the instrumentation mechanism that work progress is monitored, described instrumentation mechanism transfers data to command centre, described instrumentation mechanism includes hanging load measurement apparatus, measurement of higher degree device and liquid level emasuring device, described hangs load measurement apparatus for measuring the change of water-supply-pipe gravity, described measurement of higher degree device is for measuring the displacement that water-supply-pipe height declines, described level gauging is for measuring the water-supply-pipe height relative to the water surface.The aqueduct sinking system of the present invention and immersion method work progress is simple, security performance is high, required boats and ships are less, adjustability is high, convenient to be controlled.
Description
Technical field
The invention belongs to hydraulic engineering technical field, specifically refer to a kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking
System and method.
Background technology
Along with development and the raising of people's living standard of science and technology, the construction of various favorable to the people engineerings is more and more to be promoted greatly
Enter expanding economy and facilitate the life of people.In prior art, more river aqueduct construction overall plan and process system
Piling control accuracy in design work progress to be guaranteed, underwater steel construction part installation accuracy, pipeline integral hoisting precision
Etc. multinomial requirement, the construction of the laying of the Ha Noi water-supply-pipe particularly water-supply-pipe of major diameter distance to consume substantial amounts of manpower,
Material resources, financial resources, each process in construction will meet the standard of zero tolerance.
In prior art, the cross a river immersed tube of major diameter distance requires overall time sinking when sinking, in order to be formed
Whole water-supply-pipe, the steel pipe of segmentation to weld on land, then transports on river surface, and integral solder completes to grow afterwards to compare
Long (the most a few km of hundreds of rice), and bad transport, will use many steamers to transport, and for the bar of interior River system
Part limits, and large-scale crane ship is marched into the arena difficulty, and the ships quantity required when integrated piping sinking is the most more, water delivery pipe range
Degree is long, weight is big, the bad control of precision during integral hoisting, bad regulation, and integral construction difficulty, efficiency are low, consuming
Time is longer.
Summary of the invention
It is an object of the invention to provide a kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system and method, purport
Solve due to interior River system condition limit, large-scale crane ship march into the arena difficulty, required boats and ships are more, long-distance pipe is waterborne whole
Body welding difficulty is big, and during integral hoisting construction, the precision of plan-position and elevation requires a high difficult problem.
For solving above-mentioned technical problem, the technical scheme that the present invention provides is: a kind of major diameter Long-distance Pipeline for Water Conveyance is spelled
Connect, sinking system, it is characterised in that: include being arranged on water-supply-pipe the controlled floating box device that can change buoyancy size, be arranged on
Support platform on pile tube, is arranged in support platform the auxiliary lifting devices for auxiliary lifting sinking water-supply-pipe, also includes
Command centre and the instrumentation mechanism being monitored work progress, described instrumentation mechanism transfers data to command centre, institute
The instrumentation mechanism stated includes hanging load measurement apparatus, measurement of higher degree device and liquid level emasuring device, and described load measurement apparatus of hanging is used
In the change of measurement water-supply-pipe gravity, described measurement of higher degree device is for measuring the displacement that water-supply-pipe height declines, described
Level gauging is for measuring the water-supply-pipe height relative to the water surface.
Preferably, the lower section of described support platform apparatus is provided with and carries out the detachable of assembled welding for supporting water-supply-pipe
Shelve crossbeam temporarily.
Preferably, described load measurement apparatus of hanging is the force transducer being arranged in support platform, the described measurement of higher degree
Device is the displacement transducer being arranged in support platform, and described liquid level emasuring device is the throw-in type liquid arranging pipe interior
Position meter.
Preferably, for removably connecting between described water-supply-pipe and controlled floating box device, can select controlled as required
Position relationship between floating box device and water-supply-pipe.
Preferably, described controlled floating box device includes organizing buoyancy tank more, and the number often organizing buoyancy tank is two and is symmetrical arranged
In water-supply-pipe both sides, described buoyancy tank includes casing, is provided with main cabin in described casing, and the both sides in described main cabin set the most successively
Pressure water storehouse one and setting-out storehouse two, described setting-out storehouse one and setting-out storehouse two are respectively equipped with air valve and water valve.
Preferably, it is connected by H profile steel between described controlled floating box device and water-supply-pipe.
The splicing of a kind of major diameter Long-distance Pipeline for Water Conveyance, immersion method, comprise the steps:
(1), utilize piling machine to need in Ha Noi the relevant position of sinking water-supply-pipe to beat steel-pipe pile, steel-pipe pile builds and props up
Support platform, arranges auxiliary lifting devices and corresponding instrumentation mechanism in support platform, and the lower section of support platform is arranged detachably
Shelve crossbeam temporarily；
(2), on place, riverbank by the pipeline of segmentation, splice the water-supply-pipe being welded into a length of 200m length, use boats and ships lifting
Lower water, is connected (top that water-supply-pipe is positioned at buoyancy tank) and uses buoyancy tank transportation by driving with buoyancy tank, and water-supply-pipe is dragged to former by towboat waterborne
At the pipeline of position, water-supply-pipe is placed on and shelves on crossbeam temporarily；
(3), by many water-supply-pipes carry out assembled welding, be spliced into predetermined length, remove after having spliced and shelve temporarily
Crossbeam；
(4), after water-supply-pipe spliced, change the position relationship between buoyancy tank and water-supply-pipe, buoyancy tank and water-supply-pipe are set
Meter is in same level, by water filling in buoyancy tank or pressurization are realized the adjustment of buoyancy tank buoyancy and attitude, support platform,
Under the common effect of auxiliary lifting devices, the water-supply-pipe connected is carried out sinking, can be according to observing and controlling machine during sinking
The data that structure detects are adjusted correspondingly；
(5), water-supply-pipe sinking is put in place after remove buoyancy tank, separate with support platform and hoisting aids platform.
Preferably, described auxiliary lifting devices is to be arranged in support platform to be connected with water-supply-pipe to carry out auxiliary lifting
Hoist engine.
Preferably, described buoyancy tank includes some groups, and the number often organizing buoyancy tank is two, passes through between buoyancy tank and water-supply-pipe
H profile steel connects, and is arranged on above H profile steel at transportation by driving and assembled stage water-supply-pipe, and buoyancy tank is arranged between two H profile steel, in sinking
Stage, buoyancy tank and water-supply-pipe are all located between upper and lower two H profile steel.
The present invention compared with prior art, the method have the advantages that
(1), need not put into substantial amounts of large-scale crane ship, at most consider tubulation places water-supply-pipe lifting is gone to river two,
In position water-supply-pipe assembly is welded two；
(2), owing to carrying out welding and the sinking of water-supply-pipe on the water surface in position, contrast locating is relatively accurate, the plane position of pipeline
Put and fixed by the auxiliary lifting devices in support platform, the sinking process of water-supply-pipe done be only by water-supply-pipe by
Make elevation and become the action of design altitude by auxiliary lifting devices, and the lifting of elevation is completely by auxiliary lifting devices up and down
Control, lift very convenient, and precision is higher, can be readily implemented and finely tune up and down；
(3), splicing the stage at water-supply-pipe, controlled floating box device can be passed through as the carrying platform waterborne of pipeline splicing
The plan-position of auxiliary lifting devices fixed-piping, reaches to be spliced into by pipeline in situ the length of design drawing requirement on the water surface
Degree；
(4), in the pipeline water filling stage, by changing the relative position of controlled buoyancy tank and pipeline, make buoyancy tank variable body for balance
Buoyancy tank, long-distance pipe when water filling sinking, due in the injecting process water body in the duct can play, cause whole lifting or
Sinking system stress can disequilibrium and extremely difficult control, be the most complicated and operation of greatest risk during whole sinking.This
After invention uses balance buoyancy tank, the no matter how left and right play of the water body in pipeline in the injecting process, automatic by balance buoyancy tank
Equilibrium function, it the most all can reach self-balancing, be effectively controlled the risk of this sinking operation, reduce difficulty of construction；
(5), in the pipeline commissioning stage, by water filling in the cabin of controlled buoyancy tank, controlled buoyancy tank variable body is loss of weight buoyancy tank, whole
The weight overwhelming majority of root pipeline is undertaken by loss of weight buoyancy tank, and support platform and auxiliary lifting devices simply undertake small part
Weight, adds stability, safety and the operability of whole sinking system.
(6), in situ tubulation sinking system mainly by support platform and the auxiliary lifting devices structure that is arranged in support platform
Becoming, the lifting power that this sinking system provides is controlled, is provided with instrumentation mechanism in per pass sinking system, and instrumentation mechanism will prison
The real-time data transmission measured, to command centre, it is hereby ensured that the lifting power of per pass sinking system and real-time elevation are the most real
Time controlled, provide well guarantee for the synchronicity between safety and each sinking system of pipeline sinking；
(7), the stroke of the whole system of the present invention the most variable, operate the simplest；
(8), the present invention there is reversibility, just in case breaking down during sinking, can be by the aerating of controlled buoyancy tank
Draining action realizes the change of controlled buoyancy tank buoyancy and easily steel pipe is promoted to the water surface.
Accompanying drawing explanation
Fig. 1 is the splicing of the present invention a kind of major diameter Long-distance Pipeline for Water Conveyance, the structural representation of sinking system.
Fig. 2 is the splicing of the present invention a kind of major diameter Long-distance Pipeline for Water Conveyance, the front view of sinking system and method.
Fig. 3 is the splicing of the present invention a kind of major diameter Long-distance Pipeline for Water Conveyance, the top view of sinking system and method.
Fig. 4 is the splicing of the present invention a kind of major diameter Long-distance Pipeline for Water Conveyance, the side view of sinking system and method.
Fig. 5 is the structural representation of the controlled floating box device of the present invention.
Fig. 6 is the structural representation of the controlled buoyancy tank of the present invention and water-supply-pipe state one.
Fig. 7 is the structural representation of the controlled buoyancy tank of the present invention and water-supply-pipe state two.
Fig. 8 is the structural representation of the controlled buoyancy tank of the present invention and water-supply-pipe state three.
Fig. 9 is the structural representation within the controlled buoyancy tank of the present invention.
As shown in the figure: 1, casing, 2, main cabin, 3, setting-out storehouse one, 4, setting-out storehouse two, 5, air valve, 6, water valve, 7, pile tube, 8,
Support platform, 9, hoist engine, 10, pulley, 11, water-supply-pipe, 12, controlled buoyancy tank, 13, H profile steel, 14, horizontal plane.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
In conjunction with accompanying drawing, a kind of major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system, including water-supply-pipe, it is characterised in that:
Including being arranged on water-supply-pipe the controlled floating box device that can change buoyancy size, the support platform being arranged on pile tube, it is arranged on
For the auxiliary lifting devices of auxiliary lifting sinking water-supply-pipe in support platform, also include command centre and work progress is carried out
The instrumentation mechanism of monitoring, described instrumentation mechanism transfers data to command centre, and described instrumentation mechanism includes that hanging load measures
Device, measurement of higher degree device and liquid level emasuring device, described load measurement apparatus of hanging for measuring the change of water-supply-pipe gravity, institute
The measurement of higher degree device stated is for measuring the displacement that water-supply-pipe height declines, and it is relative that described level gauging is used for measuring water-supply-pipe
Height in the water surface.
The lower section of described support platform apparatus be provided with for support water-supply-pipe carry out assembled welding dismountable temporarily
Shelve crossbeam.
Described load measurement apparatus of hanging is the force transducer being arranged in support platform, and described measurement of higher degree device is for setting
Putting the displacement transducer in support platform, described liquid level emasuring device is the called putting-into-type liquid level meter arranging pipe interior.
For removably connecting between described water-supply-pipe and controlled floating box device, controlled floating box device can be selected as required
And the position relationship between water-supply-pipe.
Described controlled floating box device includes organizing buoyancy tank more, and the number often organizing buoyancy tank is two and is symmetricly set on water-supply-pipe
Both sides, described buoyancy tank includes casing 1, is provided with main cabin 2 in described casing 1, and the both sides in described main cabin 2 are sequentially provided with pressure respectively
Sump 1 and setting-out storehouse 24, described setting-out storehouse 1 and setting-out storehouse 24 are respectively equipped with air valve 5 and water valve 6.Specifically make
Used time is to change buoyancy size by the change of the water yield in change setting-out storehouse 1 and setting-out storehouse 24, and described air valve is used for arranging
Gas and air inlet, described water valve is used for draining and water inlet.
It is connected by H profile steel between described controlled floating box device and water-supply-pipe.
The splicing of a kind of major diameter Long-distance Pipeline for Water Conveyance, immersion method, comprise the steps:
(1), utilize piling machine to need in Ha Noi the relevant position of sinking water-supply-pipe to beat steel-pipe pile, steel-pipe pile builds and props up
Support platform, arranges auxiliary lifting devices and corresponding instrumentation mechanism in support platform, and the lower section of support platform is arranged detachably
Shelve crossbeam temporarily；
(2), on place, riverbank by the pipeline of segmentation, splice the water-supply-pipe being welded into a length of 200m length, use boats and ships lifting
Lower water, is connected (top that water-supply-pipe is positioned at buoyancy tank) and uses buoyancy tank transportation by driving with buoyancy tank, and water-supply-pipe is dragged to former by towboat waterborne
At the pipeline of position, water-supply-pipe is placed on and shelves on crossbeam temporarily；
(3), by many water-supply-pipes carry out assembled welding, be spliced into predetermined length, remove after having spliced and shelve temporarily
Crossbeam；
(4), after water-supply-pipe spliced, change the position relationship between buoyancy tank and water-supply-pipe, buoyancy tank and water-supply-pipe are set
Meter is in same level, by water filling in buoyancy tank or pressurization realize the adjustment of buoyancy tank buoyancy and attitude, at hoisting aids
Under the common effect of device, the water-supply-pipe connected is carried out sinking, can detect according to instrumentation mechanism during sinking
Data be adjusted correspondingly；
(5), water-supply-pipe sinking is put in place after remove buoyancy tank, separate with auxiliary lifting devices.
Described auxiliary lifting devices is to be arranged in support platform to be connected the hoist engine carrying out auxiliary lifting with water-supply-pipe.
Described buoyancy tank includes some groups, and the number often organizing buoyancy tank is two, between buoyancy tank and water-supply-pipe by H profile steel even
Connecing, be arranged on above H profile steel at transportation by driving and assembled stage water-supply-pipe, buoyancy tank is arranged between two H profile steel, in the sinking stage, floating
Case and water-supply-pipe are all located between upper and lower two H profile steel.
In a particular embodiment, a length of about 12 meters of conventional steel pipe, first the steel pipe welding of 12 meters is connected on bank
The pipeline of a length of 200 meters, then utilizes boats and ships lifting to be connected with controlled buoyancy tank by pipeline, the lateral wall of buoyancy tank is welded with circular arc
Shape pedestal, circular arc pedestal is connected with H profile steel by bolt, and buoyancy tank described after installation is between two H profile steel, fixing
Effective, as shown in Figure 6, when carrying out transportation by driving and welding waterborne, pipeline to be kept is dry, and pipeline is positioned on two buoyancy tanks,
After pipeline has spliced, manually pipeline is disassembled and be then fitted between two buoyancy tanks state as shown in Figure 7, be embodied as
In, every 200 meters of long pipelines are designed with buoyancy tank, each support platform are designed with auxiliary lifting devices and measure and control device,
Described auxiliary lifting devices is hoist engine or other crane gears, is provided with assembly pulley in support platform, and hoist engine passes through
Assembly pulley is connected with pipeline, thus drives the lifting of pipeline, the hoisting aids dress owing to pipeline is provided with buoyancy tank, in support platform
Putting and primarily serve fixation, stress is less, convenient operation.
In the present invention, described pipeline refers to that water-supply-pipe, water-supply-pipe and pipeline are same parts.
Being described the present invention and embodiment thereof above, this description does not has restricted, shown in accompanying drawing yet
Simply one of embodiments of the present invention, actual structure is not limited thereto.If the generally speaking ordinary skill of this area
Personnel are enlightened by it, in the case of without departing from the invention objective, design and this technical scheme phase without creative
As frame mode and embodiment, protection scope of the present invention all should be belonged to.
Claims (9)
1. major diameter Long-distance Pipeline for Water Conveyance splicing, sinking system, it is characterised in that: include being arranged on and can change on water-supply-pipe
Become the controlled floating box device of buoyancy size, the support platform being arranged on pile tube, be arranged in support platform for auxiliary lifting
The auxiliary lifting devices of sinking water-supply-pipe, also includes command centre and the instrumentation mechanism being monitored work progress, described
Instrumentation mechanism transfers data to command centre, and described instrumentation mechanism includes hanging load measurement apparatus, measurement of higher degree device and liquid
Level measuring arrangement, described load measurement apparatus of hanging is for measuring the change of water-supply-pipe gravity, and described measurement of higher degree device is used for
Measuring the displacement that water-supply-pipe height declines, described level gauging is for measuring the water-supply-pipe height relative to the water surface.
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing the most according to claim 1, sinking system, it is characterised in that: institute
The lower section of the support platform apparatus stated is provided with and carries out assembled the dismountable of welding and shelve crossbeam temporarily for supporting water-supply-pipe.
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing the most according to claim 1, sinking system, it is characterised in that: institute
The load measurement apparatus of hanging stated is the force transducer being arranged in support platform, and described measurement of higher degree device is flat for being arranged on support
Displacement transducer on platform, described liquid level emasuring device is the called putting-into-type liquid level meter arranging pipe interior.
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing the most according to claim 1, sinking system, it is characterised in that: institute
For removably connecting between water-supply-pipe and the controlled floating box device stated, can select as required controlled floating box device and water-supply-pipe it
Between position relationship.
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing the most according to claim 1, sinking system, it is characterised in that: institute
The controlled floating box device stated includes organizing buoyancy tank more, and the number often organizing buoyancy tank is two and is symmetricly set on water-supply-pipe both sides, described
Buoyancy tank include casing (1), be provided with main cabin (2) in described casing (1), the both sides of described main cabin (2) are sequentially provided with pressure respectively
Sump one (3) and setting-out storehouse two (4), described setting-out storehouse one (3) and setting-out storehouse two (4) are respectively equipped with air valve (5) and water valve
(6)。
A kind of major diameter Long-distance Pipeline for Water Conveyance splicing the most according to claim 1, sinking system, it is characterised in that: institute
It is connected by H profile steel between controlled floating box device and the water-supply-pipe stated.
7. the splicing of a major diameter Long-distance Pipeline for Water Conveyance, immersion method, it is characterised in that: comprise the steps:
(1), utilize piling machine to need in Ha Noi the relevant position of sinking water-supply-pipe to beat steel-pipe pile, steel-pipe pile builds support and put down
Platform, arranges auxiliary lifting devices and corresponding instrumentation mechanism in support platform, and the lower section of support platform arranges dismountable facing
Time shelve crossbeam；
(2), on place, riverbank by the pipeline of segmentation, splice the water-supply-pipe being welded into a length of 200m length, use under boats and ships lifting
Water, is connected (top that water-supply-pipe is positioned at buoyancy tank) and uses buoyancy tank transportation by driving with buoyancy tank, and water-supply-pipe is dragged in situ by towboat waterborne
At pipeline, water-supply-pipe is placed on and shelves on crossbeam temporarily；
(3), by many water-supply-pipes carry out assembled welding, be spliced into predetermined length, remove after having spliced and shelve crossbeam temporarily；
(4), after water-supply-pipe spliced, change the position relationship between buoyancy tank and water-supply-pipe, buoyancy tank and water-supply-pipe are designed and exists
In same level, by water filling in buoyancy tank or pressurization being realized the adjustment of buoyancy tank buoyancy and attitude, at auxiliary lifting devices
Common effect under the water-supply-pipe connected is carried out sinking, the number that can detect according to instrumentation mechanism during sinking
According to being adjusted correspondingly；
(5), water-supply-pipe sinking is put in place after remove buoyancy tank, separate with auxiliary lifting devices.
The splicing of a kind of major diameter Long-distance Pipeline for Water Conveyance the most according to claim 7, immersion method, it is characterised in that:
Described auxiliary lifting devices is to be arranged in support platform to be connected the hoist engine carrying out auxiliary lifting with water-supply-pipe.
The splicing of a kind of major diameter Long-distance Pipeline for Water Conveyance the most according to claim 7, immersion method, it is characterised in that:
Described buoyancy tank includes some groups, and the number often organizing buoyancy tank is two, is connected by H profile steel between buoyancy tank and water-supply-pipe, floating
Fortune and assembled stage water-supply-pipe are arranged on above H profile steel, and buoyancy tank is arranged between two H profile steel, in sinking stage, buoyancy tank and water delivery
Guan Jun is located between upper and lower two H profile steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656659.1A CN106247011B (en) | 2016-08-12 | 2016-08-12 | A kind of splicing of major diameter Long-distance Pipeline for Water Conveyance, sinking system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610656659.1A CN106247011B (en) | 2016-08-12 | 2016-08-12 | A kind of splicing of major diameter Long-distance Pipeline for Water Conveyance, sinking system and method |
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| CN106247011A true CN106247011A (en) | 2016-12-21 |
| CN106247011B CN106247011B (en) | 2019-03-05 |
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| CN108506569A (en) * | 2018-04-26 | 2018-09-07 | 云南建投安装股份有限公司 | Heavy caliber water intaking siphon piping immersed tube method over long distances |
| CN108571621A (en) * | 2018-05-07 | 2018-09-25 | 中国冶集团有限公司 | Floating box type water floats gantry crane method pipeline Immersed tunnel method |
| CN108755681A (en) * | 2018-07-02 | 2018-11-06 | 南安市科体机械科技有限公司 | A kind of civil construction water surface tamper |
| CN109506044A (en) * | 2018-12-20 | 2019-03-22 | 中交第三航务工程局有限公司 | A kind of pipeline under the ocean construction technology |
| CN109680712A (en) * | 2018-12-29 | 2019-04-26 | 云南建投安装股份有限公司 | The water intake conduit installation method in mud river |
| CN113914366A (en) * | 2021-09-17 | 2022-01-11 | 浙江华东工程建设管理有限公司 | Water surface floating construction method of box-type water intake structure |
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| CN108506569A (en) * | 2018-04-26 | 2018-09-07 | 云南建投安装股份有限公司 | Heavy caliber water intaking siphon piping immersed tube method over long distances |
| CN108571621A (en) * | 2018-05-07 | 2018-09-25 | 中国冶集团有限公司 | Floating box type water floats gantry crane method pipeline Immersed tunnel method |
| CN108571621B (en) * | 2018-05-07 | 2020-01-24 | 中国一冶集团有限公司 | Pipeline immersed tube construction method by using floating box type water floating gantry crane method |
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| CN109506044B (en) * | 2018-12-20 | 2020-10-16 | 中交第三航务工程局有限公司 | Submarine oil pipeline construction process |
| CN109680712A (en) * | 2018-12-29 | 2019-04-26 | 云南建投安装股份有限公司 | The water intake conduit installation method in mud river |
| CN113914366A (en) * | 2021-09-17 | 2022-01-11 | 浙江华东工程建设管理有限公司 | Water surface floating construction method of box-type water intake structure |
| CN113914366B (en) * | 2021-09-17 | 2023-01-06 | 浙江华东工程建设管理有限公司 | Water surface floating construction method of box-type water intake structure |
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Address after: 214000 Liyuan Development Zone, Binhu District, Wuxi City, Jiangsu Province, 5th Floor, Building 3, Creative Industry Park Co-patentee after: China University of Mining & Technology Patentee after: China Railway Urban and Rural Environmental Protection Engineering Co., Ltd. Co-patentee after: Xuzhou Water Conservancy Bureau Co-patentee after: Wuxi Ocean Engineering Co., Ltd. Address before: 214000 Liyuan Development Zone, Binhu District, Wuxi City, Jiangsu Province, 5th Floor, Building 3, Creative Industry Park Co-patentee before: China University of Mining & Technology Patentee before: China Railway ten Bureau Group tenth Engineering Co., Ltd. Co-patentee before: Xuzhou Water Conservancy Bureau Co-patentee before: Wuxi Ocean Engineering Co., Ltd. |
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