CN106320344A - Construction control method for dimension stone deepwater precise throwing and filling - Google Patents
Construction control method for dimension stone deepwater precise throwing and filling Download PDFInfo
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- CN106320344A CN106320344A CN201610842115.4A CN201610842115A CN106320344A CN 106320344 A CN106320344 A CN 106320344A CN 201610842115 A CN201610842115 A CN 201610842115A CN 106320344 A CN106320344 A CN 106320344A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/10—Placing gravel or light material under water inasmuch as not provided for elsewhere
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Abstract
The invention provides a construction control method for dimension stone deepwater precise throwing and filling, and belongs to the field of construction of dimension stone deepwater throwing and filling. The method comprises the following steps that a throwing and filling ship achieves positioning through a mooring system and GPSes, the cable force of a cable system of the mooring system is detected in real time through a force measurement system, and a stranded cable of the mooring system is controlled so that the throwing and filling ship can be in position precisely; a transportation ship moors alongside and is connected with the throwing and filling ship in a binding manner, and dimension stone is transported to the throwing and filling ship; the underwater original foundation bed surface position is measured and recorded through a dimension stone throwing and filling measurement and control system, a chute system is used for carrying out throwing and filling on the dimension stone, the plane position and elevation of throwing and filling of the dimension stone are monitored and recorded in real time through the dimension stone throwing and filling measurement and control system, when the designed elevation of throwing and filling is achieved, throwing and filling are stopped, the stranded cable is controlled through the force measurement system so that the throwing and filling ship can move to the next ship position, and the above throwing and filling work is repeated; and after the throwing and filling work is finished, multiple beams and side-scan sonar are combined for remeasuring the construction result. The method is suitable for the working conditions of the high flow speed and the large water depth and can precisely control throwing and filling of the dimension stone.
Description
Technical field
The invention belongs to block stone deep water throwing construction field, be specifically related to a kind of block stone deep water accurate throwing Construction control side
Method.
Background technology
The construction method of block stone deep water throwing mainly has out body to refute riprapping, side refutes and combines excavator fill block stone throwing work
Skill, chute guide the construction method of jackstone technique, underwater dumped rockfill drift theory method and vibrating compacting block stone throwing under water.?
In said method, typically block stone throwing is executed with sounding instrument, the in real time instrument etc. of monitoring jackstone by cooperation of manually diving under water, GPS
Work is monitored and controlled in real time.But, the construction method of above-mentioned piece of stone deep water throwing is to flow rate of water flow during construction and the depth of water
Having certain requirement, flow velocity is excessive or the depth of water crosses the precision that deeply all can affect construction.At present, the big flow velocity of 2m/s and 30m with
On big depth of water working condition under, it is achieved the construction of block stone deep water accurate throwing does not still have a kind of effective method.Therefore, at big stream
Under fast and big depth of water operating mode, how to realize the accurately control of block stone throwing construction always is a technical barrier.
Summary of the invention
The present invention is directed to the above-mentioned technology that cannot accurately control the construction of block stone throwing under big flow velocity and big depth of water operating mode
Problem, the block accurate throwing of stone deep water propose a kind of to be applicable to big flow velocity and big depth of water operating mode, being accurately controlled block stone throwing is executed
Work control method.
In order to achieve the above object, the technical solution used in the present invention is:
A kind of block stone deep water accurate throwing construction control method, comprises the following steps:
Throwing ship is in place: throwing ship is the most in place by mooring system, opens the GPS location being arranged on described throwing ship
System is accurately positioned, and is detected the cable power of the cable system of described mooring system by dynamometric system in real time and controls mooring system strand
Cable, makes described throwing ship the most in place；
Haul ship alongside: haul ship to described throwing ship alongside and with throwing ship binding be connected, by described haul ship to
Throwing shipping send block stone；
Throwing operation: measure and record the most former base bed elevation by block stone throwing TT&C system, sets design throwing
Elevation, by being arranged on described throwing ship, for retraining the chuting system fill block stone throwing of jackstone, is surveyed by described piece of stone throwing
Ore-controlling Role monitors plan-position and the elevation of also record block stone throwing in real time, after reaching to design throwing elevation, stops throwing, logical
Crossing described dynamometric system control mooring system stranded cable makes throwing ship move to next accommodation, repeats above-mentioned throwing operation；
Repetition measurement: after throwing operation completes, by the multi-beam carried on surveying vessel and side scan sonar associating repetition measurement construction knot
Really.
As preferably, described chuting system includes chute and for fixing the chassis of described chute；By described chute system
Concretely comprising the following steps of system fill block stone throwing: chute is fixed on design height by described chassis, starts feed system and slips to described
Groove transfer block stone, block stone is through the guiding landing extremely fixed point throwing position of the described chute of underwater.
As preferably, described chute gos deep into below water surface 0-30m.
As preferably, the trolley track that described chassis sets up along the shipboard of described throwing ship, ship side side is slidably.
As preferably, when by described chuting system fill block stone throwing, also include by being arranged on described throwing ship
Dipmeter controls the attitude of throwing ship hull in real time.
As preferably, monitor the plan-position of also record block stone throwing in real time with high by described piece of stone throwing TT&C system
Specifically comprising the following steps that of journey
Described piece of stone throwing TT&C system records the plan-position of block stone throwing by the GPS arranged on chuting system
And the distance in GPS and bedding face, record altimeter and block stone throwing by the altimeter arranged on described chuting system
The distance in face, measures the distance of the distance between a GPS and the water surface and the water surface and described altimeter, obtains block stone by calculating
The elevation of throwing.
As preferably, described GPS alignment system includes the 2nd GPS and the 3rd being symmetricly set in the bow end of described throwing ship
GPS。
As preferably, described haul ship uses flat board to refute, and is connected with the binding of described throwing ship by location cable system.
As preferably, the tonnage of described haul ship is not more than 3000 tonnes, and during alongside, headway is not more than 0.3m/s.
Compared with prior art, the present invention provides the advantage of block stone deep water accurate throwing construction control method and useful effect
Fruit is:
1, by GPS alignment system, it is achieved that being accurately positioned of throwing ship；Anchoring cable system is detected in real time by dynamometric system
Cable power and control stranded cable, it is achieved that during the most in place and throwing operation of throwing ship, accommodation is accurate mobile；Thrown by block stone
Fill out TT&C system to monitor in real time and the plan-position of record block stone throwing and elevation, it is achieved that to the plan-position of block stone throwing and
The accurate control of elevation；Comprehensive described GPS alignment system, dynamometric system, block stone throwing TT&C system, chuting system and multi-beam
Side scan sonar associating repetition measurement, it is achieved that the accurate control to the construction of block stone deep water throwing；
2, retrain fill block stone throwing by chuting system, it is to avoid block stone in dropping process by flow rate of water flow and the shadow of the depth of water
Ring, be applicable to the construction under big flow velocity and big depth of water working condition；
3, the construction depth of the block stone deep water accurate throwing construction control method that the present invention provides is big, precision is high, automatization
Degree is high, is effectively increased efficiency of construction, shortens construction period；
4, the block stone deep water accurate throwing construction control method that the present invention provides is used, in Yangtze River waterway the second stage of the project with smooth
Zuo Cha left bank, continent bank-protection works carries out block stone deep water throwing construction test, and through on-the-spot repetition measurement, the height variation value of block stone throwing is little
In 0.19m, plan-position deviation is less than 0.23m, is far smaller than the deviation value (not less than 1m) of conventional construction method, meets construction
Required precision.
Accompanying drawing explanation
The structural representation of the chuting system that Fig. 1 is provided by the specific embodiment of the invention；
Showing of the block stone throwing TT&C system computing block stone throwing elevation that Fig. 2 is provided by using the specific embodiment of the invention
It is intended to；
Fig. 3 is the schematic diagram of Yangtze River waterway the second stage of the project arrangement and method for construction；
Fig. 4 by use the specific embodiment of the invention provided block stone deep water accurate throwing construction control method, in the Changjiang river
Repetition measurement sectional drawing when navigation channel the second stage of the project and the construction of Zuo Cha left bank, smooth continent bank-protection works；
Fig. 5 is height variation and the plan-position of section repetition measurement absolute altitude and the detail design throwing elevation obtained according to Fig. 4
Deviation map；
In the most each figure: 1, chute；2, chassis；3, throwing ship；4, trolley track；5, a GPS；6, altimeter；7, base
Bed surface；8, block stone throwing face.
Detailed description of the invention
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described enforcement
Example is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into the model of present invention protection
Enclose.
Embodiments provide a kind of block stone deep water accurate throwing construction control method, comprise the following steps:
S1 throwing ship is in place: throwing ship is the most in place by mooring system, opens the GPS being arranged on described throwing ship fixed
Position system is accurately positioned, and is detected the cable power of the cable system of described mooring system by dynamometric system in real time and controls mooring system
Stranded cable, makes described throwing ship the most in place.
In this step, the cable at mooring system is fastened and is installed the dynamometric system that can be conveniently detached, real by dynamometric system
Time detect the cable power of cable system of described mooring system, the adjustment of cable power can be carried out in real time and control mooring system stranded cable.Meanwhile, institute
State dynamometric system the adjustment of cable power is operated on the water and can be completed, be effectively increased the convenience of construction.The embodiment of the present invention
By GPS alignment system and dynamometric system, plan-position deviation when making throwing ship in place is not more than 5cm, it is achieved that throwing ship
The most in place.
S2 haul ship alongside: haul ship is connected, by described haul ship to described throwing ship alongside and with the binding of throwing ship
Block stone is sent to throwing shipping.
S3 throwing operation: measure and record the most former base bed elevation by block stone throwing TT&C system, sets design and throws
Raising journey, by being arranged on described throwing ship, for retraining the chuting system fill block stone throwing of jackstone, by described piece of stone throwing
TT&C system monitors plan-position and the elevation of also record block stone throwing in real time, after reaching to design throwing elevation, stops throwing,
Controlling mooring system stranded cable by described dynamometric system makes throwing ship move to next accommodation, repeats above-mentioned throwing operation.
In this step, retrain fill block stone throwing by chuting system, it is to avoid block stone in dropping process by flow rate of water flow
With the impact of the depth of water, it is applicable to the construction under big flow velocity and big depth of water working condition.Real-time by block stone throwing TT&C system
The plan-position of monitoring also record block stone throwing and elevation, it is achieved that plan-position and the accurate control of elevation to block stone throwing
System.Detected the anchoring cable power of cable system by dynamometric system in real time and control stranded cable, it is achieved that the essence that the accommodation of throwing ship is moved
Really control.
S4 repetition measurement: after throwing operation completes, is constructed by the multi-beam carried on surveying vessel and side scan sonar associating repetition measurement
Result.
In this step, use multi-beam and side scan sonar associating repetition measurement, compare the single repetition measurement used with prior art
Method, cross-sectional imaging is apparent, data precision is higher；And, use multi-beam and the speed of application of side scan sonar associating repetition measurement
Hurry up, can quick size data, draw rational project data.
In one embodiment of this invention, described chuting system includes chute and for fixing the chassis of described chute.Logical
Cross concretely comprising the following steps of described chuting system fill block stone throwing: by described chassis, chute is fixed on design height, starts feeding
System is to described chute transfer block stone, and block stone is through the guiding landing extremely fixed point throwing position of the described chute of underwater.At this
In embodiment, the described chute underwater of setting, it is to avoid block stone is affected by flow rate of water flow and the depth of water in dropping process,
It is applicable to the construction under big flow velocity and big depth of water working condition.
In the preferred embodiment of the present invention, described chute gos deep into below water surface 0-30m.It is understood that it is described
It can be 0m, 5m, 6m, 7m, 8m, 9m, 10m, 15m, 20m, 25m, 30m that chute gos deep into the distance of below the water surface.When construction, can
Progress according to the depth of water and block stone throwing regulates the distance of described chute underwater, it is adaptable to executing under big depth of water working condition
Work.It should be noted that design according to the structure of chute, the length of adjustable chute, chute is made to go deep into the distance of below the water surface
Expand further, more than 30m, to be applicable to the construction of bigger depth of water operating mode.
In the preferred embodiment of the present invention, described chassis sets up along shipboard, the ship side side of described throwing ship
Trolley track is slidably.When, after a fixed point throwing position throwing, may move through described chassis to next fixed point
Throwing position, continues through fill block stone throwing.By such setting, the once shifting ship at throwing ship is stayed in position, by along described
The trolley track mobile trolley used throwing operation realizing multiple fixed point throwing position, it is to avoid throwing ship accommodation frequent mobile,
Improve throwing efficiency of construction, shorten construction period.
In one embodiment of this invention, when by described chuting system fill block stone throwing, also include by being arranged at
State the dipmeter on throwing ship and control the attitude of throwing ship hull in real time.Achieved described chute at water by described dipmeter
The control of lower attitude, and the attitude data obtained can revise the plane position of block stone throwing of described piece of stone throwing TT&C system record
Putting and elevation, the throwing making block stone is the most accurate.
In one embodiment of this invention, monitored in real time and record block stone throwing by described piece of stone throwing TT&C system
With elevation, plan-position specifically comprises the following steps that described piece of stone throwing TT&C system is by the GPS arranged on chuting system
Record the distance of the plan-position of block stone throwing and a GPS and bedding face, by the height arranged on described chuting system
Measure to obtain altimeter and the distance in block stone throwing face, measure the distance between a GPS and the water surface and the water surface and described altimeter
Distance, by calculate obtain block stone throwing elevation.In the present embodiment, by described piece of stone throwing TT&C system to block stone
The Measure Precision depth of water surveyed up to 1cm ± 0.1% of the elevation of throwing, and the measurement of this piece of stone throwing elevation and calculating side
Formula is not affected by tidal level, is applicable to the construction under big flow velocity and big depth of water working condition.In addition, it is necessary to explanation, existing
There is the digital single-frequency sounding working range used in technology to be only 10m, be not suitable for big depth of water operating mode.But, highly
The working range of meter is more than 50m, more accurate from precision, it is easy to safeguards, have employed the waterproof one of high-strength aluminum alloy shell
Changing design, LCD number/keyboard arranges parameter/easy and simple to handle, water-bed tracking gate technology automatically.Therefore, altimeter is chosen as institute
State the measuring and controlling equipment of block stone throwing TT&C system.
In one embodiment of this invention, described GPS alignment system includes being symmetricly set in the bow end of described throwing ship
2nd GPS and the 3rd GPS.The location being made throwing ship by the combination of the 2nd GPS and the 3rd GPS is more accurate, contributes to throwing
Ship the most in place.
In one embodiment of this invention, for the ease of the transport of block stone, described haul ship uses flat board to refute, by location
Cable system is connected with the binding of described throwing ship.As preferably, the tonnage of described haul ship is not more than 3000 tonnes, and navigates by water during alongside
Speed is not more than 0.3m/s.It should be noted that the tonnage of above-mentioned described haul ship is not more than 3000 tonnes, alongside navigation speed
It is for the preferred tonnage of conventional throwing ship alongside and alongside headway that degree is not more than the restriction of 0.3m/s, is thrown by adjustment
The structural parameters filling out ship can increase tonnage and the alongside headway of alongside boats and ships.
Below will be by describing provided by the present invention piece of stone deep water accurate throwing Construction control side in conjunction with specific embodiments
Method.
On-the-spot, at the 0+775 of HL1 submerged breakwater shown in Fig. 3 in Yangtze River waterway the second stage of the project and Zuo Cha left bank, smooth continent bank protection construction
～at 0+725, it is deep that the block stone deep water accurate throwing construction control method using the specific embodiment of the invention to be provided carries out block stone
The true throwing of crystal is constructed, and step is as follows:
First, throwing ship is tentatively located at HL1 0+775 by mooring system, and unlatching is arranged at the bow end of throwing ship
2nd GPS and the 3rd GPS is accurately positioned, and is detected the cable power of the cable system of described mooring system by dynamometric system in real time and controls
Mooring system stranded cable processed, makes described throwing ship the most in place, and plan-position deviation when throwing ship is in place is not more than 5cm.
Secondly, use 1 3000 tonnes, the haul ship refuted of flat board, with the headway of no more than 0.3m/s to described throwing
Fill out ship alongside, and be connected with the binding of described throwing ship by location cable system, send block stone by described haul ship to throwing shipping.
Then, measuring and record the most former base bed elevation by block stone throwing TT&C system, the depth of water is 32m herein, if
Surely design throwing elevation is-30m.By chuting system fill block stone throwing as shown in Figure 1, described chuting system includes chute 1 He
Chassis 2 for fixed chute 1.Concretely comprising the following steps of fill block stone throwing: fixed by chute 1 by chassis 2, makes chute 1 go deep into water
30m below face, starts feed system to chute 1 transfer block stone, block stone through the guiding landing of the chute 1 of underwater to pinpointing throwing
Fill out position.During block stone throwing, monitored in real time by described piece of stone throwing TT&C system and the plane of record block stone throwing
Position and elevation, regulate the distance of chute 1 underwater, by being arranged on described throwing ship according to the progress of block stone throwing
Dipmeter controls the attitude of throwing ship hull in real time.After reaching to design throwing elevation, stopping throwing, this fixed point throwing position is thrown
Complete complete.Subsequently, trolley track 4 to the next one fixed point that mobile trolley used 2 set up along the shipboard of throwing ship 3, ship side side is thrown
Fill out position, continue fill block stone throwing.The a length of 20m of trolley track 4, by the mobile trolley used 2 multiple fixed points completing in 20m at this accommodation
The throwing of throwing position.When after the throwing operation of whole fixed point throwing positions completing this accommodation, by described dynamometric system control
Mooring system stranded cable processed makes throwing ship move to next accommodation, repeats above-mentioned throwing operation.In whole throwing work progress,
Move accommodation altogether 10 times.
The plan-position of also record block stone throwing and the concrete of elevation is monitored in real time by described piece of stone throwing TT&C system
Step is as follows: as in figure 2 it is shown, described piece of stone throwing TT&C system records block stone by the GPS5 arranged on chuting system and throw
The plan-position filled out and a GPS 5 and distance H in bedding face 7, recorded by the altimeter 6 arranged on described chuting system
Distance H3 in altimeter 6 and block stone throwing face 8, measure distance H1 between a GPS and the water surface and the water surface and altimeter 6 away from
From H2, by calculating the real-time elevation H4, i.e. H4=H-H1-H2-H3 obtaining block stone throwing face.Further, by record under water
The elevation in former bedding face subtracts each other with the real-time elevation H4 in block stone throwing face, can obtain the elevation of block stone throwing.
Finally, after throwing operation completes, by the multi-beam carried on surveying vessel and side scan sonar associating repetition measurement construction knot
Really.
By multi-beam and side scan sonar repetition measurement construction results, the sectional drawing obtained is as shown in Figure 4.Select the dike heart in Fig. 4
No. 3 sections of No. 1 of jackstone construction and No. 2 sections and the construction of presser feet stupefied body jackstone carry out section repetition measurement absolute altitude and Construction control mark
High contrast (comparing result is shown in Table 1 and Fig. 5), section repetition measurement absolute altitude is less than 0.28m with the height variation value of Construction control absolute altitude,
Plan-position deviation is less than 0.27m, is far smaller than the deviation value (not less than 1m) of conventional construction method, meets construction precision and wants
Ask, also fully meet the deviation value (block stone throwing deviation general control is at 0.5m) of code requirement simultaneously.
Table 1 Construction control absolute altitude contrasts with section repetition measurement absolute altitude
Claims (9)
1. a block stone deep water accurate throwing construction control method, it is characterised in that comprise the following steps:
Throwing ship is in place: throwing ship is the most in place by mooring system, opens and is arranged at the GPS alignment system on described throwing ship
It is accurately positioned, is detected the cable power of the cable system of described mooring system by dynamometric system in real time and control mooring system stranded cable,
Make described throwing ship the most in place；
Haul ship alongside: haul ship is connected, by described haul ship to throwing to described throwing ship alongside and with the binding of throwing ship
Shipping send block stone；
Throwing operation: measure and record the most former base bed elevation by block stone throwing TT&C system, sets design throwing elevation,
By being arranged on described throwing ship, for retraining the chuting system fill block stone throwing of jackstone, by described piece of stone throwing observing and controlling system
The plan-position of the system also record block stone throwing of monitoring in real time and elevation, after reaching to design throwing elevation, stop throwing, by institute
Stating dynamometric system control mooring system stranded cable makes throwing ship move to next accommodation, repeats above-mentioned throwing operation；
Repetition measurement: after throwing operation completes, by the multi-beam carried on surveying vessel and side scan sonar associating repetition measurement construction results.
The most according to claim 1 piece of stone deep water accurate throwing construction control method, it is characterised in that described chuting system
Including chute with for fixing the chassis of described chute；
By concretely comprising the following steps of described chuting system fill block stone throwing: by described chassis, chute is fixed on design height, opens
Dynamic feed system is to described chute transfer block stone, and block stone is through the guiding landing extremely fixed point throwing position of the described chute of underwater
Put.
The most according to claim 2 piece of stone deep water accurate throwing construction control method, it is characterised in that: described chute is deeply
0-30m below the water surface.
The most according to claim 2 piece of stone deep water accurate throwing construction control method, it is characterised in that: described chassis is along institute
State the shipboard of throwing ship, trolley track that ship side side sets up slidably.
The most according to claim 1 piece of stone deep water accurate throwing construction control method, it is characterised in that: slip described in passing through
During tank systems fill block stone throwing, also include the appearance being controlled throwing ship hull by the dipmeter being arranged on described throwing ship in real time
State.
The most according to claim 1 piece of stone deep water accurate throwing construction control method, it is characterised in that by described block of stone
Throwing TT&C system is monitored and the plan-position of record block stone throwing and specifically comprising the following steps that of elevation in real time
Described piece of stone throwing TT&C system by the GPS arranged on chuting system record block stone throwing plan-position and
Oneth GPS and the distance in bedding face, record altimeter and block stone throwing face by the altimeter arranged on described chuting system
Distance, measures the distance of the distance between a GPS and the water surface and the water surface and described altimeter, obtains block stone throwing by calculating
Elevation.
The most according to claim 1 piece of stone deep water accurate throwing construction control method, it is characterised in that: described GPS positions
System includes the 2nd GPS and the 3rd GPS being symmetricly set in the bow end of described throwing ship.
The most according to claim 1 piece of stone deep water accurate throwing construction control method, it is characterised in that: described haul ship is adopted
Refute with flat board, be connected with the binding of described throwing ship by location cable system.
The most according to claim 8 piece of stone deep water accurate throwing construction control method, it is characterised in that: described haul ship
Tonnage is not more than 3000 tonnes, and during alongside, headway is not more than 0.3m/s.
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| CN107100170A (en) * | 2017-05-22 | 2017-08-29 | 中国水利水电第十二工程局有限公司 | The levelling construction method of block stone bed course |
| CN109098179A (en) * | 2018-08-15 | 2018-12-28 | 中国电建集团港航建设有限公司 | A kind of throwing structural system and working method |
| CN109339054A (en) * | 2018-11-30 | 2019-02-15 | 中交第三航务工程局有限公司 | A kind of oblique chute jackstone technique |
| CN110017412A (en) * | 2018-01-10 | 2019-07-16 | 中石化石油工程技术服务有限公司 | A kind of hanging backfilling apparatus of four-degree-of-freedom submarine pipeline and cable |
| CN110844008A (en) * | 2019-10-31 | 2020-02-28 | 中船华南船舶机械有限公司 | Stone throwing device for throwing and tamping integrated ship |
| CN111634710A (en) * | 2020-04-23 | 2020-09-08 | 中石化胜利石油工程有限公司钻井工艺研究院 | Submarine pipeline direction cage sand throwing governing system |
| CN113186876A (en) * | 2021-03-23 | 2021-07-30 | 中船第九设计研究院工程有限公司 | Construction method of floating dock anchoring facility |
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Application publication date: 20170111 |