CN104278657B - A kind of dredging method - Google Patents
A kind of dredging method Download PDFInfo
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- CN104278657B CN104278657B CN201410576745.2A CN201410576745A CN104278657B CN 104278657 B CN104278657 B CN 104278657B CN 201410576745 A CN201410576745 A CN 201410576745A CN 104278657 B CN104278657 B CN 104278657B
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- soil
- shifting machine
- ship
- dredging
- anchor
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- 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
- E02B3/02—Stream regulation, e.g. breaking up subaqueous rock, cleaning the beds of waterways, directing the water flow
- E02B3/023—Removing sediments
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Treatment Of Sludge (AREA)
Abstract
The present invention relates to a kind of dredging method; the method adopts the soil-shifting machine in the present invention; because this dredging method proposes the dredging sediment in a set of feasible river (sea) territory, wide relative to the job area that ship inhaled by rake of the prior art, strand inhales the dredging plant such as ship, Grab, chain bucket ship, operating speed is fast, depth of implements is large, it is little to invest, it is convenient to dispatch, construct after avoid sweeping shallow.The method by boats and ships with loop wheel machine and coordinating of central control room achieve the dredging task of described soil-shifting machine in seabed; compared to original dredging technology; be easier to operation; reliability is stronger, and particularly larger to the daily difficulty of construction hardpan such as silty clay, iron plate sand also has good effect.
Description
Technical field
The present invention relates to dredging technology field, particularly relate to the dredging operation method to different soil property under water, specifically relate to a kind of dredging method.
Background technology
In the dredging method of prior art, when carrying out ship dredging construction to different soil properties under water, mostly adopting rake to inhale ship, twisting and inhale the contact dredging plant like this such as ship, Grab, chain bucket ship to carrying out dredging work under water.But the subject matter adopting above-mentioned contact dredging plant of the prior art to exist is: the shortcomings such as the job area of construction is limited, dredging plant power is less, efficiency is low.In addition, adopt construction cost during above-mentioned contact dredging plant to dispatch inconvenience compared with high, equipment, to sweep shallow difficulty large.Particularly carry out in the construction of dredging at the deep seafloor of the single operation degree of depth more than 2 meters, the dredging plant of contact is just difficult to complete dredging work.
The patent No. is that the Chinese invention patent of ZL200510082930.7 discloses a kind of scraper blade type dredger, and this soil-shifting machine comprises upper spider, lower bearing bracket, ring-type carrier chain, upper spider rear end and lower bearing bracket front end are rotatably connected by the horizontal bearing pin perpendicular to two frame axis, upper spider front end is provided with a driving shaft, on this driving shaft, interval is fixed with at least two drive sprockets, lower bearing bracket rear end is provided with a chain back shaft, this back shaft is fixed with support sprocket wheel, lower bearing bracket is provided with chain supporting guide, lower bearing bracket is provided with defeated mud groove, often organize drive sprocket, support sprocket wheel, turn on sprocket wheel and be all wound with a ring-type carrier chain, ring-type carrier chain is arranged at intervals with scraper plate along its length, shape and the defeated mud groove inner chamber of scraper plate are suitable.Although this scraper blade type dredger, can improve dredging efficiency, significantly reduce the features such as construction cost, easily fractureed when the scraper plate of this soil-shifting machine works in seabed, more easily produce when particularly running into " consolidated sand " and fracture, economy is poor.
Summary of the invention
The invention provides a kind of high-pressure spray spouting soil-shifting machine for overcoming above-mentioned shortcomings and deficiencies of the prior art, this soil-shifting machine is simple and reasonable, cheap, is beneficial to maintenance and the dredging work be specially adapted to consolidated sand.Consolidated sand is a kind of special sedimentation thing, and post-depositional silt destroys its combining structure as iron plate not easily starts with desilting firmly, gains the name thus.Consolidated sand is once formed, and general dredger is difficult to clear up it.In addition, present invention also offers a kind of dredging method adopting soil-shifting machine of the present invention, adopt the method effectively can carry out dredging work to the silt on seabed, greatly reduce the construction period, its diving operation degree of depth can reach 300M.This soil-shifting machine power is large, efficiency is high, reliability is strong, be convenient to dispatch and can free disassembly and assembly.
First technical scheme of the present invention is for achieving the above object: a kind of soil-shifting machine, comprise rack-mounted spray impact machine, propeller and high-pressure hydraulic pump, the first crossbeam of described frame is fixed and is throughly connected with spoil disposal conduit, the second cross beam of described frame is installed with ejector, and described ejector is fixedly connected with the high-pressure hydraulic pump be arranged in frame by the water-supply-pipe be fixedly mounted on second cross beam; Described spoil disposal conduit is connected with the sludge pump that first crossbeam is arranged; The bottom of described spoil disposal conduit is through is connected with collector; The circumference wall of described ejector has been covered with the fluid jet nozzle of adjustable-angle.
Alternatively preferably, the lower horizontal of the second cross beam of described frame is installed with at least one ejector, and described ejector rotatably and be arranged on abreast on second cross beam.
In above-mentioned either a program preferably, described high-pressure hydraulic pump is connected with ejector is through by water-supply-pipe, second cross beam.
In above-mentioned either a program preferably, described ejector is cylindrical shape and it has been covered with to fix the through fluid jet nozzle be connected with the circumference wall of ejector.
In above-mentioned either a program preferably, the axis of described fluid jet nozzle is the tangent line of ejector.
In above-mentioned either a program preferably, described spoil disposal conduit is spiral steel pipe.Spiral steel pipe has very strong compressive property.
In above-mentioned either a program preferably, described frame comprises the through crossbeam be connected between the first longeron and the second longeron.
In above-mentioned either a program preferably, described crossbeam comprises the first crossbeam, second cross beam, the 3rd crossbeam, the 4th crossbeam, the 5th crossbeam that are arranged in parallel to each other between the first longeron and the second longeron.
In above-mentioned either a program preferably, described spoil disposal catheter interior is provided with helical form reamer.
In above-mentioned either a program preferably, described sludge pump is provided with discharge pipe.The silt that spoil disposal conduit is discharged directly is filled on towboat by described discharge pipe.
In above-mentioned either a program preferably, the front end of described first longeron is installed with gripper.Small-sized obstruction can remove by gripper.
In above-mentioned either a program preferably, the front end of described second longeron is installed with auger.Described auger can be holed on large-scale obstruction, carries out filler by the medicine device of automatically filling out on soil-shifting machine in boring, and realizes igniting the final object realizing decomposing obstruction then.
In above-mentioned either a program preferably, described first crossbeam and second cross beam are provided with position control simultaneously, described position control is hydraulic propeller.
In above-mentioned either a program preferably, the rear end of described first longeron and the second longeron is provided with Eddy propeller simultaneously.
In above-mentioned either a program preferably, the first crossbeam between the first longeron and the second longeron is provided with traveling angle demodulator.
In above-mentioned either a program preferably, the quantity of described spray impact machine is two and is installed in rotation on the installing rack between described 4th crossbeam and described 5th crossbeam.
In above-mentioned either a program preferably, described high-pressure hydraulic pump is submersible type high-pressure hydraulic pump and quantity is two and is arranged in frame.
In above-mentioned either a program preferably, simultaneously rotating on described first longeron and the second longeron submersible type searchlight is installed.
In above-mentioned either a program preferably, described submersible type searchlight is arranged on the first longeron between the 3rd crossbeam and the 4th crossbeam and the second longeron.
In above-mentioned either a program preferably, described crossbeam and longeron all adopt the manufacture of High-strength compression resistant metal tube.
Second object of the present invention is to provide a kind of dredging method, and the method adopts the soil-shifting machine in the present invention, comprises preliminary step, and its dredging method in turn includes the following steps:
A: boats and ships are assembled;
B: workboat is located;
C: anchor ship casts anchor in position;
D: water under soil-shifting machine;
E: central control room is debugged;
F: stay position about self-propelled hopper ship;
G: soil-shifting machine work;
H: left and right self-propelled hopper ship loads and transports simultaneously;
I: mud thrown by self-propelled hopper ship;
J: make a return voyage;
K: Sonar system is monitored;
L: Acceptance Monitoring;
M: the displacement of boats and ships strand anchor continues construction;
Preferably, in described preliminary step, by required loop wheel machine, anchor ship, soil-shifting machine, central control room from boat Flat boat on Installation and Debugging good.
Preferably, in described step a, loop wheel machine is fixed on the fore position from boat Flat boat; Soil-shifting machine is connected with described loop wheel machine; Described central control room is fixed on the position, deck from aviation Flat boat; Central control room is connected with soil-shifting machine by circuit.
Preferably, in described step b, required for being sketched the contours of accurately by navigation system, carry out the construction area dredged; Described location comprises gps satellite location, the AIS location of boats and ships, Big Dipper location, sonar location.
Preferably, in described step c, described anchor ship casts anchor in position, by anchor ship, the anchor on boat Flat boat and anchor chain are thrown in water and land, and making in its engaging-in soil under water, the grip that anchor produces and water-bed consolidation are got up, and are tethered in preposition securely from boat Flat boat.
Preferably, in described steps d, water under described soil-shifting machine, being that soil-shifting machine dives into the water by the loop wheel machine by being fixed on workboat, being supported on sea bed.
Preferably; in described step e; described central control room is debugged, and is to be debugged soil-shifting machine by the satellite status system of central control room, attitude monitoring instrument, Sonar system, pressure display unit, hydralic hose winch, hydraulic cable winch dynamicliquid pressure station, high-low pressure power station.
Preferably, in described step g, the ejector first by described soil-shifting machine is installed carries out continual spray punching rolling to the silt in subsea construction region; Secondly the silt continued being rolled by the spray impact machine on described soil-shifting machine is stirred, and the rolling maintaining silt is dynamic; Then the silt of spoil disposal conduit to rolling by described soil-shifting machine is installed aspirates; On top relative position finally by the first crossbeam two ends of described soil-shifting machine, hard-wired sludge pump is discharged silt and by discharge pipe, silt is discharged on described self-propelled hopper ship.
Preferably, in described step f, the quantity of the self-propelled hopper ship that can simultaneously load and transport is two.
Preferably, in described step L, Acceptance Monitoring is detected by Sonar system the construction area after soil-shifting machine work, draw, checks and accepts.
Compared with prior art the invention has the advantages that: this soil-shifting machine is simple and reasonable, cheap, is beneficial to maintenance.In addition; this high-pressure spray spouting soil-shifting machine diving depth can reach 300m; operating speed 3500m3/h; its power is large, efficiency is high, it is convenient to dispatch, reliability is strong; the subsea construction task that single dredges more than 3 meters and 3 meters can be realized safely; there is efficient suction mud sand discharge function, particularly remarkable for iron plate sand dredging effect.In addition, this soil-shifting machine can load and transport for two hoppers simultaneously, and what energy was safe realizes within single operation 4 meters and more than the 4 meters subsea constructions dredged.This construction method can the underwater dredging construction task completing inland river, lake and various marine site of economic, efficient, environmental protection.The dredging operation (especially having remarkable result to hard formation soil property) of various soil property under water, is specifically related to high intelligent portable dredging method.
Accompanying drawing explanation
Fig. 1 is the perspective view of the preferred embodiment according to soil-shifting machine in dredging method of the present invention.
Fig. 2 is the main TV structure schematic diagram embodiment illustrated in fig. 1 according to soil-shifting machine in dredging method of the present invention.
Fig. 3 is the plan structure schematic diagram embodiment illustrated in fig. 1 according to soil-shifting machine in dredging method of the present invention.
Fig. 4 is the right TV structure schematic diagram embodiment illustrated in fig. 1 according to soil-shifting machine in dredging method of the present invention.
Fig. 5 is originally according to the structural representation be under using state embodiment illustrated in fig. 1 of soil-shifting machine in the dredging method of invention.
Detailed description of the invention
Explanation is further elaborated below in conjunction with the preferred embodiment of accompanying drawing to soil-shifting machine of the present invention;
Embodiment 1:
As Figure 1-4, a kind of soil-shifting machine, comprise rack-mounted spray impact machine 4, propeller 13 and high-pressure hydraulic pump 14, described frame is made up of crossbeam and longeron.Specifically, described crossbeam comprises first crossbeam 9, second cross beam 2, the 3rd crossbeam 8, the 4th crossbeam 7.Described longeron comprises the first longeron 15 and the second longeron 19.Described first crossbeam 9, second cross beam 2, the 3rd crossbeam 8 and the 4th crossbeam 7 in parallel to each other with to be arranged between the first longeron 15 and the second longeron 19 and to be connected with longeron is through.
One end of first crossbeam 9 is fixedly connected with the first longeron 15, and the other end of first crossbeam 9 is fixedly connected with the second longeron 19.Sludge pump 13 is installed with at the two ends of first crossbeam 9.The bottom of sludge pump 13 is provided with spoil disposal conduit 12, at the top of sludge pump 13 and spoil disposal conduit 12 is through is connected with spoil disposal conduit 12.Be rotatably mounted with by installing rack 16 between the 4th crossbeam 7 and the 5th crossbeam 5 and spray impact machine 4.Described installing rack 16 is fixedly connected between the 4th crossbeam 7 and the 5th crossbeam 5.High-pressure hydraulic pump 14 is had with the top fixed support of first crossbeam 9 at the 3rd crossbeam 8.High-pressure hydraulic pump 14 is connected with second cross beam 2 is through by water-supply-pipe 3.The two ends of second cross beam 2 are fixedly connected with ejector 6.High-pressure hydraulic pump 14 is connected with the hydraulic power system 35 put on by pipeline.High-pressure hydraulic pump 14 is produced High-Pressure Water and is delivered in ejector 6 by water-supply-pipe 3 and second cross beam 2.High-Pressure Water can spray by the fluid jet nozzle on ejector 6, realizes producing continual rolling to the consolidated sand on seabed in the sea.In advancing, the sludge pump 13 be arranged on first crossbeam 9 works, realize seabed consolidated sand suction operation by the spoil disposal conduit 12 on it, then by the discharge pipe 19 on sludge pump 13 consolidated sand pumped on the sand carrier on sea, realize the work of desilting and dredging to navigation channel.
Spray impact machine between the 4th crossbeam 7 and the 5th crossbeam 5 is connected with the generating set 36 on towboat by power lead.The second cross beam 2 of described frame is installed with ejector 6, and described ejector 6 is connected with rack-mounted high-pressure hydraulic pump 14 by the water-supply-pipe 3 be fixedly mounted on second cross beam 2.Second cross beam 2 is connected with second cross beam 2 is through.High-pressure hydraulic pump 14 is the resistance to water pump of submersible type.The outer circumferential walls of ejector 6 and bottom have all been covered with fluid jet nozzle.The consolidated sand that described fluid jet nozzle can get up to process spray impact machine 4 " stirring " on sea bed 21 or silt mixture carry out continual rolling.Spoil disposal conduit 12 is fixedly mounted on the bottom at first crossbeam 9 two ends, and the top relative position at first crossbeam 9 two ends is installed with sludge pump 13.Sludge pump 13 is connected with the generating set 36 on towboat by circuit, realizes the power supply to sludge pump 13.Throughly in the bottom of spoil disposal conduit 12 be connected with collector 11.Collector 11 is horn-like.Spoil disposal conduit 12 is hinged on first crossbeam 9 in the present embodiment, its be free to the anglec of rotation realize to spray impact 4 and ejector 6 stir get up consolidated sand and silt mixture absorb, and be transported on towboat by the discharge pipe 19 be arranged on sludge pump 13, finally realize the object of dredged channel.In the present embodiment, in the described fluid jet nozzle circumference wall that is rotatably installed in ejector and base plane.Like this, the overall structure of described fluid jet nozzle can adapt to the complex environment in seabed, is flexible structure.Be spiral steel pipe at spoil disposal conduit 12, its inside offers the rifle formation of rotation.In the inside of spoil disposal conduit 12, spiral helicine reamer 22 is installed.
Be installed with gripper 20 in the front end of the first longeron 15, the small-scale obstacle thing being in soil-shifting machine front end can remove by mechanical gripping 20.The front end of the second longeron 18 is rotating is provided with auger 1.Auger 1 can carry out punching and be carried out filling explosive realized explosion by the medicine device of automatically filling out that soil-shifting machine is installed on large-scale obstructing objects.
In the rear end of the first longeron 15 and the second longeron beam 18, Eddy propeller 17 is installed simultaneously.Eddy propeller 17 receives to advance the advance work of soil-shifting machine below the water surface.First crossbeam 9 between two Eddy propeller 17 is also provided with traveling angle demodulator.Realize adjusting the orientation of advancing of described soil-shifting machine.First longeron 15 and the second longeron 18 are provided with position control 10 simultaneously, realize the object of fine setting soil-shifting machine operating angle.In the present embodiment, position control 10 is hydraulic propeller.Described hydraulic propeller is powered by the generating set 36 on towboat.Described first longeron 15 and the second longeron 18 are provided with position control 10 simultaneously, and described position control 10 is hydraulic propeller.
Simultaneously rotating on described first longeron 15 and the second longeron 18 submersible type searchlight is installed.Described submersible type searchlight is arranged on first between the 3rd crossbeam 8 and the 4th crossbeam 7 vertical 15 and the second longeron 18.Described searchlight is provided with underwater camera.Described underwater camera can shortly before dredging work to the bottom with surrounding environment by communication cable and ask the monitor 33 put on being connected, and the underwater video of shooting to be uploaded in real time.Towboat is also provided with Sonar system 30.The data that Sonar system collects are undertaken drawing for the staff's analysis on towboat by drawing instrument 31 and are realized communication by Beidou communication system 33.Described towboat is also provided with conveyer 34.This conveyer is hoist engine.This hoist engine realizes the retractable cable work to described communication wire, fluid pressure line, supply line etc.
In the present embodiment, what above-mentioned crossbeam, longeron all adopted is the manufacture of High-strength compression resistant metal tube.Each connection enough adopts measuring body connected mode to be fixed connection.Such as weld, by flange etc.
Embodiment 2:
With embodiment 1 difference be in the present embodiment: on the first longeron 15 and the second longeron 18, be fixedly welded with lift ring.Described lift loop chain bar is connected with the draw-gear on towboat.
Embodiment 3: a kind of soil-shifting machine
As Figure 1-5, in the present embodiment, be not both with embodiment 1: be installed with an ejector 6 in the lower horizontal of the second cross beam 2 of described frame, by bearing rotatably and be arranged on the bottom of second cross beam 2 abreast, ejector 6 contacts with the consolidated sand on river bed or seabed ejector 6.High-pressure hydraulic pump 14 is deep diving formula high-pressure hydraulic pump, and it is connected with ejector 6 is through by water-supply-pipe 3, second cross beam 2.Described ejector 6 is cylindrical shape and it has been covered with to fix the through fluid jet nozzle be connected with the circumference wall of ejector.The axis of described fluid jet nozzle is tangential on the circumference wall of ejector.Due to described fluid jet nozzle and ejector 6 wall at an angle, when the described fluid jet nozzle injection of high-pressure spray cylinder, ejector 6 can be driven to turn clockwise, realize the effect of rolling silt.The consolidated sand in seabed carries out rolling and continues consolidated sand to carry out rolling by spray impact machine 4 and to be discharged by the silt in seabed finally by spoil disposal conduit 12 by ejector 6.Finally realize the object of dredged channel.
Embodiment 4:
As Figure 1-5, a kind of dredging method, adopts the soil-shifting machine in the present invention in this dredging method.Comprise preliminary step, its dredging method in turn includes the following steps:
B: workboat is located;
C: anchor ship casts anchor in position;
D: water under soil-shifting machine;
E: central control room is debugged;
F: stay position about self-propelled hopper ship;
G: soil-shifting machine work;
H: left and right self-propelled hopper ship loads and transports simultaneously;
I: mud thrown by self-propelled hopper ship;
J: make a return voyage;
K: Sonar system is monitored;
L: Acceptance Monitoring;
M: the displacement of boats and ships strand anchor continues construction;
In the present embodiment, described preliminary step is ready to more than required 2000 tons from the Flat boat that navigates, 120 tons of loop wheel machines, anchor ship, soil-shifting machine, central control rooms; Described boats and ships assembling is that the loop wheel machine of 120 tons is fixed on flat top barge head position; Soil-shifting machine is connected with loop wheel machine; Central control room is fixed on the position, deck of Flat boat; Described central control room is connected with high-pressure spray spouting soil-shifting machine, is the dynamicliquid pressure station of central control room on ship, generating set, gps satellite navigation system, attitude monitoring instrument, sonar monitor hydraulic tube winch to be all connected with soil-shifting machine respectively by associated pipe or circuit; Described workboat location sketches the contours of by the AIS navigation system of gps satellite navigation system or boats and ships the construction area that will dredge accurately; Described anchor ship casts anchor in position, by anchor ship the anchor on Flat boat and anchor chain be thrown in water to land, and make in its engaging-in soil, the grip that anchor produces and water-bed consolidation are got up, boats and ships are tethered in preposition securely, are also not quite similar according to the Distance geometry angle that different waters, meteorological condition and job requirements cast; Water under described soil-shifting machine, referring to that soil-shifting machine dives into the water by crane device by being fixed on fore slowly, being supported on sea bed; Described central control room is debugged, and is to be debugged soil-shifting machine by the satellite status system of central control room, attitude monitoring instrument, Sonar system, pressure display unit, hydralic hose winch, hydraulic cable winch dynamicliquid pressure station, height (low) Hair Fixer power station; Stay position about described two self-propelled hopper ships, refer to that construction ship assembly and adjustment possesses execution conditions after completing, the larboard, starboard etc. that are rested against construction ship by two hoppers from air strips drain hole are respectively on the berth; Described soil-shifting machine left and right hopper ship simultaneously many soil-shifting machines aspirates the silt come up and loads and transports.Namely refer to soil-shifting machine under water operation time, be mud is delivered to respectively left and right spoil disposal pipeline above soil-shifting machine by two suction mud leads, then be delivered to respectively by left and right spoil disposal pipeline and rest on two hoppers of left and right ship side; The ship of described self-propelled hopper is thrown mud and is maked a return voyage, and after referring to that draining filled by hopper ship, specifies mud dumping area territory that mud is transported to throwing mud ground point, then make a return voyage according to designated fairway; Described Sonar system is monitored, refer to utilize underwater acoustic wave under water construction area detect, locate and communicate, measure construction area whether reached estimate dredging absolute altitude; As qualified in monitored, boats and ships continue construction by the displacement of hoist engine strand anchor, and as occurred, construction is then continued to qualified to this region in defective region.
It should be noted that, illustrated embodiment of the present invention, just in order to more clearly express the inventive method, is not limited to the present invention.Every according within the spirit and principles in the present invention, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.Such as, the quantity of crossbeam and longeron, the quantity etc. of fluid jet nozzle.Every according to technical spirit of the present invention to any simple modification made for any of the above embodiments, all still belong to the scope of technical solution of the present invention.
Claims (9)
1. a dredging method, comprises preliminary step, it is characterized in that: its dredging method in turn includes the following steps:
A: boats and ships are assembled;
B: workboat is located;
C: anchor ship casts anchor in position;
D: water under soil-shifting machine;
E: central control room is debugged;
F: stay position about self-propelled hopper ship;
G: soil-shifting machine work;
H: left and right self-propelled hopper ship loads and transports simultaneously;
I: mud thrown by self-propelled hopper ship;
J: make a return voyage;
K: Sonar system is monitored;
L: Acceptance Monitoring;
M: the displacement of boats and ships strand anchor continues construction;
In described step g, the ejector first by described soil-shifting machine is installed carries out continual spray punching rolling to the silt in subsea construction region; Secondly the silt continued being rolled by the spray impact machine on described soil-shifting machine is stirred, and the rolling maintaining silt is dynamic; Then the silt of spoil disposal conduit to rolling by described soil-shifting machine is installed aspirates; On top relative position finally by the first crossbeam two ends of described soil-shifting machine, hard-wired sludge pump is discharged silt and by discharge pipe, silt is discharged on described self-propelled hopper ship.
2. dredging method as claimed in claim 1, is characterized in that: in described preliminary step, and required loop wheel machine, anchor ship, soil-shifting machine, central control room is good in Installation and Debugging on the Flat boat that navigates.
3. dredging method as claimed in claim 2, is characterized in that: in described step a, loop wheel machine is fixed on the fore position from boat Flat boat; Soil-shifting machine is connected with described loop wheel machine; Described central control room is fixed on the position, deck from aviation Flat boat; Central control room is connected with soil-shifting machine by circuit.
4. dredging method as claimed in claim 1, be is characterized in that: in described step b, carries out the construction area dredged by navigation system required for being sketched the contours of accurately; Described location comprises gps satellite location, the AIS location of boats and ships, Big Dipper location, sonar location.
5. dredging method as claimed in claim 1, it is characterized in that: in described step c, described anchor ship casts anchor in position, by anchor ship, the anchor on boat Flat boat and anchor chain are thrown in water and land, and make in its engaging-in soil under water, the grip that anchor produces and water-bed consolidation are got up, and are tethered in preposition securely from boat Flat boat.
6. dredging method as claimed in claim 1, is characterized in that: in described steps d, water under described soil-shifting machine, being that soil-shifting machine dives into the water by the loop wheel machine by being fixed on workboat, being supported on sea bed.
7. dredging method as claimed in claim 1; it is characterized in that: in described step e; described central control room is debugged, and is to be debugged soil-shifting machine by the satellite status system of central control room, attitude monitoring instrument, Sonar system, pressure display unit, hydralic hose winch, hydraulic cable winch dynamicliquid pressure station, high-low pressure power station.
8. dredging method as claimed in claim 1, it is characterized in that: in described step f, the quantity of the self-propelled hopper ship that can simultaneously load and transport is two.
9. dredging method as claimed in claim 1, it is characterized in that: in described step L, Acceptance Monitoring is detected by Sonar system the construction area after soil-shifting machine work, draw, checks and accepts.
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| CN104805799B (en) * | 2015-05-12 | 2016-07-06 | 山东省环科院环境工程有限公司 | A kind of ephemeral stream heavy metal polluted bed mud dredging method |
| CN107090799B (en) * | 2016-02-17 | 2019-05-31 | 上海河口海岸科学研究中心 | The method that the mud period is thrown in waterway dredging is determined based on silt loss rate minimum criteria |
| CN106149778B (en) * | 2016-07-25 | 2019-02-22 | 中港海洋科技(北京)有限公司 | A kind of Grab construction method |
| CN107326950B (en) * | 2017-07-21 | 2023-01-13 | 中交第一航务工程局有限公司 | Gravel foundation bed dredging system and dredging construction method |
| CN114851224B (en) * | 2022-05-24 | 2024-04-09 | 武汉理工大学 | Remote control underwater lifter Sha Zhuangzhi |
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| CN2900631Y (en) * | 2006-06-27 | 2007-05-16 | 天津俊昊海洋工程有限公司 | Contact type submersible jetflow spray type ditch digging machine |
| CN201598666U (en) * | 2010-01-29 | 2010-10-06 | 天津俊昊海洋工程有限公司 | Contact-type submersible jetting gaslift ditcher |
| CN102305944A (en) * | 2011-07-28 | 2012-01-04 | 李典基 | Underwater sedimentation amount detecting analysis processing system |
| CN103850218A (en) * | 2012-11-28 | 2014-06-11 | 白恩庆 | Scheme for clearing away and using sludge |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7900925A (en) * | 1979-02-06 | 1980-08-08 | Breejen Beheer | VACUUM DREDGING VESSEL. |
| EP0928848A1 (en) * | 1998-01-08 | 1999-07-14 | Jan de Nul N.V. | Suction head for a dredging apparatus |
| CN2900631Y (en) * | 2006-06-27 | 2007-05-16 | 天津俊昊海洋工程有限公司 | Contact type submersible jetflow spray type ditch digging machine |
| CN201598666U (en) * | 2010-01-29 | 2010-10-06 | 天津俊昊海洋工程有限公司 | Contact-type submersible jetting gaslift ditcher |
| CN102305944A (en) * | 2011-07-28 | 2012-01-04 | 李典基 | Underwater sedimentation amount detecting analysis processing system |
| CN103850218A (en) * | 2012-11-28 | 2014-06-11 | 白恩庆 | Scheme for clearing away and using sludge |
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| CN104278657A (en) | 2015-01-14 |
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