CN107227762A - It is a kind of to be applied to strand suction ship and its construction method that mark is passed through under the larger shale of radix - Google Patents

It is a kind of to be applied to strand suction ship and its construction method that mark is passed through under the larger shale of radix Download PDF

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Publication number
CN107227762A
CN107227762A CN201710541864.8A CN201710541864A CN107227762A CN 107227762 A CN107227762 A CN 107227762A CN 201710541864 A CN201710541864 A CN 201710541864A CN 107227762 A CN107227762 A CN 107227762A
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China
Prior art keywords
radix
mark
passed
ship
under
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710541864.8A
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Chinese (zh)
Inventor
李龙
林煜
胡晓宁
张路生
王淼元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CCCC Tianjin Dredging Co Ltd
CCCC TDC Environmental Engineering Co Ltd
Original Assignee
CCCC Tianjin Dredging Co Ltd
CCCC TDC Environmental Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by CCCC Tianjin Dredging Co Ltd, CCCC TDC Environmental Engineering Co Ltd filed Critical CCCC Tianjin Dredging Co Ltd
Priority to CN201710541864.8A priority Critical patent/CN107227762A/en
Publication of CN107227762A publication Critical patent/CN107227762A/en
Withdrawn legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/28Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92Digging elements, e.g. suction heads
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92Digging elements, e.g. suction heads
    • E02F3/9212Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
    • E02F3/9225Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel with rotating cutting elements
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/28Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • E02F5/282Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways with rotating cutting or digging tools
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/28Small metalwork for digging elements, e.g. teeth scraper bits
    • E02F9/2808Teeth
    • E02F9/285Teeth characterised by the material used

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention belongs to twist to inhale bateau neck domain, more particularly to a kind of to be applied to strand suction ship and its construction method that mark is passed through under the larger shale of radix, the reamer head and dredging tube that the strand passed through suitable for mark under the larger shale of radix inhales ship are in 5 degree of angles.The present invention, which provides one kind, can reduce the dredging tube loss of flood peak, and cutting mud thickness increases, and strand suction ship and its construction method that mark is passed through under the larger shale of radix of being applied to of ship efficiency are improved indirectly.

Description

It is a kind of to be applied to strand suction ship and its construction method that mark is passed through under the larger shale of radix
Technical field
The invention belongs to twist to inhale bateau neck domain, more particularly to it is a kind of be applied to the strand that mark passed through under the larger shale of radix inhale ship and its Construction method.
Background technology
At present, advanced twist of an equipment that my company newly introduces from Dutch DAMEN companies inhales ship, its model C SD500, 50 meters of length containing chassis, wide 7.95 meters, general assembly acc power 1293Kw, reamer power 180Kw, reamer diameter 1625mm, is equipped with thereon 70 common chisel teeth, 19 meters of piling bar length designs 14 meters of depth of dredging, and reamer head front end increases by 15 ° of changes in the design process To pipe nipple, the influence constructed when doing mud face to Ship production rate is reduced.However, in work progress, it is found that the strand is inhaled ship and deposited In following shortcoming:
First:Reamer pressure is larger in work progress, and numerical value is maintained essentially at 130-170bar or so, and subregion is twisted Knife pressure fluctuates (ship reamer manometer maximum 250bar) in the range of 180-250bar, often result in suppress reamer show As causing the transverse moving speed in construction slower, traversing when suppressing reamer continuously to swing, it is necessary to close reamer immediately, reverse pendulum Reamer is then turned on after dynamic to continue to construct, and influences the decline of productivity ratio.
Second:It is -6 meters that ship, which digs depth, adds tidal level and changes greatly, and bridge maximum decentralization depth reaches 12m, rises in tidewater To after certain altitude, due to the reason of the 15 degree of elbows in reamer front end, in chassis traveling process, front soil layer withstands bridge reamer Head great circle front end, causes ship progress difficult, and traversing pressure is larger, and speed is slower, has had a strong impact on production efficiency.
3rd:Due to overboard relatively anxious during spring tide, and piling bar most of (19 meters of overall length, 13-15 meters of underwater portion) is in water Below face and enter mud and do not transfer unreal deeply, push-and-pull chassis causes piling bar to drive ship rearward displacement in construction, influences ship drilling depth Cause the decline of productivity ratio.
4th:Construction area shale SPT blow count is larger, when subregion transverse moving left and right anchor is transferred anchor to enter mud grip smaller, Cause often to occur drawing anchor phenomenon in construction, cause construction concentration not keep continuously, the rate of ship two is low.
5th:Reamer tooth abrasion are serious in construction, and the replacement cycle is short, and the mud ability of cutting of reamer tooth equally influences ship to excavate Productivity ratio.
Therefore, the dredging tube loss of flood peak can be reduced there is provided one kind based on these problems, cuts the increase of mud thickness, improve indirectly The strand suction ship passed through suitable for mark under the larger shale of radix and its construction method of ship efficiency have important practical significance.
The content of the invention
Present invention technical problem present in solution known technology, which provides one kind, can reduce the dredging tube loss of flood peak, cut The increase of mud thickness, ship efficiency is improved indirectly inhales ship and its construction method suitable for the strand that mark is passed through under the larger shale of radix.
The present invention is adopted the technical scheme that to solve technical problem present in known technology:
It is a kind of to be applied to the strand suction ship that mark is passed through under the larger shale of radix, the strand passed through suitable for mark under the larger shale of radix The reamer head and dredging tube for inhaling ship are in 5 degree of angles.
The present invention can also use following technical scheme:
Passed through in above-mentioned suitable for mark the strand suction ship under the larger shale of radix, further, the reamer head is with inhaling mud 15 degree of deflecting pipe nipples between pipe are removed.
Passed through in above-mentioned suitable for mark the strand suction ship under the larger shale of radix, further, the strand tooth of the reamer head For long tooth, the land thickness of the long tooth is identical.
Passed through in above-mentioned suitable for mark the strand suction ship under the larger shale of radix, further, the material of the long tooth is 25CrNiMo。
It is a kind of to be applied to mark the strand suction ship construction method passed through under the larger shale of radix, it is described to pass through the larger mud of radix suitable for mark Strand under matter inhales ship construction method and uses the strand suction ship that mark is passed through under the larger shale of radix that is applied to described in any of the above-described, institute State the strand suction ship construction method passed through suitable for mark under the larger shale of radix and use construction in layer.
Passed through in above-mentioned suitable for mark the strand suction ship construction method under the larger shale of radix, it is further, described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:
Step one:It will twist first and inhale ship close to meeting at the harbour of the depth of water, and arrange 12 tons of cranes in place on the bank;
Step 2:Secondly half-turn screw below in 20 screws that establishment officer's dismounting reamer head is connected with covert pipe nipple;
Step 3:Restart crane to be fixed to wire hawser on the fixation suspension centre of reamer head, commander's crane operating lifts strand Cutter head, makes the slight stress of wire hawser;
Step 4:Continue tissue workman and dismantle remaining half-turn screw;
Step 5:Finally reamer head is isolated with covert pipe nipple, then organizes workman to remove covert pipe nipple.
Passed through in above-mentioned suitable for mark the strand suction ship construction method under the larger shale of radix, it is further, described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:When putting traversing anchor, both sides are put at accommodation and dug On groove, traversing anchor is transferred to outside shallow water area, and anchor holding power is received to 80bar or so, and when putting the first knife after anchor decentralization, transverse moving speed is about The swing at a slow speed of 0.1-0.15 sections, traversing pressure is no more than 60bar.
Passed through in above-mentioned suitable for mark the strand suction ship construction method under the larger shale of radix, it is further, described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:In high tide level, individual layer, which advances, constructs, and treats tide Constructed again second and third layer when relatively low position.
Passed through in above-mentioned suitable for mark the strand suction ship construction method under the larger shale of radix, it is further, described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:The suction ship that twists is dispatched to construction area first At the harbour of domain, reamer head is removed using crane, then removes 15 degree of deflecting pipe nipples of reamer head, mud suction mouth is closed using gas welding Reason cutting, is then welded the dredging tube after length adjustment with electric welding, is finally carried out returning for reamer assembly and is pretended industry, makes Reamer head is obtained integrally to raise up.
The present invention has the advantages and positive effects of:
1st, reamer head and dredging tube of the present invention are in 5 degree of angles, it is possible to decrease the dredging tube loss of flood peak, cut the increase of mud thickness, Connect raising ship efficiency.
2nd, the strand tooth of reamer head of the present invention is long tooth, and the land thickness of the long tooth is identical, more common chisel tooth and long tooth, Cutter tooth wearing- in period can be extended, the frequency for changing tooth is reduced, productivity ratio and quantities during improving.
3rd, the material of long tooth of the present invention is 25CrNiMo, and by increasing high-abrasive material in manufacturing process, knife is improved with this Tooth anti-wear performance.
4th, construction method of the invention uses construction in layer, and this is due to that the small progress of prior art digs greatly deep method and is easier to appearance Landslide, causes " shouldering neck " phenomenon, and transverse moving speed is slow, and productivity ratio is low, is unfavorable for the shortcoming of the performance of efficiency, and construction in layer is then Each layer bridge depth can rationally be transferred according to actual conditions, it is to avoid above-mentioned situation occurs, productivity ratio and when interest rate all substantially carry It is high.
5th, accommodation is put in the grooving of both sides as far as possible when the present invention transfers traversing anchor, traversing anchor is transferred to outside shallow water area, Anchor holding power is received to 80bar or so, when putting the first knife after anchor decentralization, swings (transverse moving speed about 0.1-0.15 sections) at a slow speed, traversing pressure Power is no more than 60bar, and anchor phenomenon living is reduced to a certain extent.
6th, the present invention enters the problem of water is deeper for piling bar, and individual layer can be taken in high tide level to advance and constructed, treat tidal level compared with Constructed again when low second and third layer.
Brief description of the drawings
Technical scheme is described in further detail below with reference to drawings and examples, but should Know, these accompanying drawings only design for task of explanation, therefore not as the restriction of the scope of the invention.In addition, except non-specifically Point out, these accompanying drawings are meant only to conceptually illustrate structure construction described herein, without to be drawn to scale.
Fig. 1 is the structural representation of prior art;
Fig. 2 is the structural representation of the present invention;
Fig. 3 is the structural representation of prior art in the course of the work;
Fig. 4 is the structural representation of the present invention in the course of the work;
Fig. 5 is the comparison diagram of prior art and the present invention;
Fig. 6 is first stereogram of long tooth;
Fig. 7 is second stereogram of long tooth;
Fig. 8 is the 3rd stereogram of long tooth.
In figure:
1st, reamer head;2nd, dredging tube;3rd, 15 degree of deflecting pipe nipples.
Embodiment
Firstly, it is necessary to explanation, illustrated below by by way of example the present invention suitable for mark pass through radix compared with Strand under big shale inhales concrete structure, feature and advantage of ship and its construction method etc., however all descriptions be intended merely into Row explanation, and should not be construed as forming any limitation to the present invention.In addition, giving in the mentioned each embodiments of this paper Description or implicit any single technical characteristic, or shown or implicit any single technical characteristic in the drawings, still So it can proceed to be combined or delete between these technical characteristics (or its equivalent), may be not herein so as to obtain In more other embodiments of the invention for directly referring to.In addition, for the sake of simplifying drawing, same or like technology is special Levy only may be indicated at one in the same figure.
It will be understood that, when it is said that part ' attach ' into another part, it can be directly connected to another part or There may be intermediate member.On the contrary, when it is said that part " being directly connected to " is arrived into another part, then it represents that in the absence of pars intermedia Part.
Fig. 1 gives the structural representation of prior art, and shows the structural representation of the present invention by Fig. 2, and And the structural representation of prior art in the course of the work is shown by Fig. 3, and show the present invention in work by Fig. 4 During structural representation, and show by Fig. 5 the comparison diagram of prior art and the present invention, and shown by Fig. 6 First stereogram of long tooth, and second stereogram of long tooth is shown by Fig. 7, and length is shown by Fig. 8 3rd stereogram of tooth, below just illustrate the present invention with reference to Fig. 1 to Fig. 8.
In order to further understand the content, features and effects of the present invention, hereby enumerating following examples, and coordinate accompanying drawing Describe in detail as follows:
It is a kind of to be applied to the strand suction ship that mark is passed through under the larger shale of radix, the strand passed through suitable for mark under the larger shale of radix The reamer head 1 and dredging tube 2 for inhaling ship are in 5 degree of angles.
It is pointed out that 15 degree of deflecting pipe nipples 3 between the reamer head 1 and dredging tube 2 are removed.
As an example, in the present embodiment, it is -6 meters to twist suction ship and limited by objective condition and dig depth on request, adds tidal level Change greatly, bridge maximum up to -12 meters of depth of decentralization, after tidewater increases to certain altitude, because the deflecting of 15 ° of reamer front end is short The reason of section, in chassis traveling process, front soil layer withstands the great circle front end of reamer head 1, adds the harder reason of shale, causes ship Oceangoing ship progress is difficult, and traversing pressure is larger, and speed is slower, has had a strong impact on production efficiency.
Due to the presence of this deflecting pipe nipple, in the construction in layer second layer or third layer, the tilt angled down of reamer head 1 is slightly larger, Reamer great circle top easily contacts the mud face in front, therefore determines to remove this deflecting pipe nipple.By analysis, reamer cuts mud thickness before transformation Spend for 23.7cm, mud thickness is cut after transformation for 51.0cm, increases 27.3cm, is dredged at other under factor same case, after transformation 2.15 times before cutting mud thickness and being.
Meanwhile, according to hydraulic principle, the head friction loss for flowing through the generation of the tunnel of dredging tube 2 from mud mixture considers, Before transformation there are two knuckles in dredging tube 2, and its angle is respectively that 33 ° (angles of dredging tube 2 when bridge transfers 12 meters) and 15 ° (become To pipe nipple), and dredging tube 2 only exists a knuckle after transforming, angle is 35 ° (angles of dredging tube 2 when bridge transfers 12 meters).
Wherein:Hj is the loss of flood peakFor the local loosening of dredging tube 2;V is the flow velocity of mud mixture.
Calculated by above formula, the coefficient of friction resistance is 0.1063 before transformation, the coefficient of friction resistance is 0.1023 after transformation, is turned in dredge pump machine Under fast same case, the loss of flood peak of dredging tube 2 is slightly reduced, ship efficiency is improved indirectly.
By removing 15 ° of 1 front end of reamer head deflecting pipe nipple, actual production data are counted in construction, ship after transformation is found Oceangoing ship productivity ratio is by original 260m3/ h is promoted to 287m3/ h, and under dredge pump machine rotating speed same case, slightly reduce dredging tube 2 loss of flood peakes, improve ship efficiency indirectly.Determine that using reamer flute profile be long tooth simultaneously, be the optimal flute profile for meeting this engineering, Add after high-abrasive material, extend cutter tooth wearing- in period, reduce the frequency for changing tooth, productivity ratio and quantities during improving.
Reamer head 1 of the present invention is with dredging tube 2 in 5 degree of angles, it is possible to decrease the loss of flood peak of dredging tube 2, cuts the increase of mud thickness, Connect raising ship efficiency.
It is pointed out that the strand tooth of the reamer head 1 is long tooth, the land thickness of the long tooth is identical.
The strand tooth of reamer head 1 of the present invention is long tooth, and the land thickness of the long tooth is identical, more common chisel tooth and long tooth, Cutter tooth wearing- in period can be extended, the frequency for changing tooth is reduced, productivity ratio and quantities during improving.
It is pointed out that the material of the long tooth is 25CrNiMo.
The material of long tooth of the present invention is 25CrNiMo, and by increasing high-abrasive material in manufacturing process, cutter tooth is improved with this Anti-wear performance.
Table 1:The not Contrast on effect table of isodont
To sum up real data contrast can be obtained, and the use of reamer flute profile is long tooth, is the optimal flute profile for meeting this engineering, be added resistance to Grind after material, extend cutter tooth wearing- in period, reduce the frequency for changing tooth, productivity ratio and quantities during improving.
In summary, the present invention, which can provide one kind, can reduce the loss of flood peak of dredging tube 2, cut the increase of mud thickness, improve indirectly The strand suction ship passed through suitable for mark under the larger shale of radix of ship efficiency.
It is a kind of to be applied to mark the strand suction ship construction method passed through under the larger shale of radix, it is described to pass through the larger mud of radix suitable for mark Strand under matter inhales ship construction method and uses the strand suction ship that mark is passed through under the larger shale of radix that is applied to described in any of the above-described, institute State the strand suction ship construction method passed through suitable for mark under the larger shale of radix and use construction in layer.
Table 2:Prior art-" deep method is dug greatly in small progress " parameter list
Table 3:Construction in layer method parameter table
The construction method of the present invention uses construction in layer, and this is due to that the small progress of prior art digs greatly deep method and is easier to collapse Side, causes " shouldering neck " phenomenon, and transverse moving speed is slow, and productivity ratio is low, is unfavorable for the shortcoming of the performance of efficiency, and construction in layer then may be used According to actual conditions, rationally to transfer each layer bridge depth, it is to avoid above-mentioned situation occurs, productivity ratio and when interest rate all substantially carry It is high.
It is pointed out that the strand suction ship construction method passed through suitable for mark under the larger shale of radix includes following step Suddenly:
Step one:It will twist first and inhale ship close to meeting at the harbour of the depth of water, and arrange 12 tons of cranes in place on the bank;
Step 2:Secondly half-turn screw below in 20 screws that establishment officer's dismounting reamer head 1 is connected with covert pipe nipple;
Step 3:Restart crane to be fixed to wire hawser on the fixation suspension centre of reamer head 1, commander's crane operating lifts strand Cutter head 1, makes the slight stress of wire hawser;
Step 4:Continue tissue workman and dismantle remaining half-turn screw;
Step 5:Finally reamer head 1 is isolated with covert pipe nipple, then organizes workman to remove covert pipe nipple.
For further, it can also consider in the present invention, it is described to be applied to the strand suction that mark is passed through under the larger shale of radix Ship construction method comprises the following steps:When putting traversing anchor, accommodation is put in the grooving of both sides, traversing anchor is transferred to shallow water area Outside, anchor holding power is received to 80bar or so, and when putting the first knife after anchor decentralization, the swing at a slow speed of transverse moving speed about 0.1-0.15 sections is traversing Pressure is no more than 60bar.
Accommodation is put in the grooving of both sides as far as possible when the present invention transfers traversing anchor, traversing anchor is transferred to outside shallow water area, anchor Grip is received to 80bar or so, when putting the first knife after anchor decentralization, swings (transverse moving speed about 0.1-0.15 sections) at a slow speed, traversing pressure No more than 60bar, anchor phenomenon living is reduced to a certain extent.
For further, it can also consider in the present invention, it is described to be applied to the strand suction that mark is passed through under the larger shale of radix Ship construction method comprises the following steps:In high tide level, individual layer, which advances, constructs, second and third layer of being constructed again when tidal level is relatively low.
The present invention enters the problem of water is deeper for piling bar, can take the individual layer advance construction in high tide level, treat that tidal level is relatively low When construct again second and third layer.
For further, it can also consider in the present invention, it is described to be applied to the strand suction that mark is passed through under the larger shale of radix Ship construction method comprises the following steps:Described twist is inhaled ship and be dispatched at construction area harbour first, using crane by reamer head 1 Remove, then remove 15 degree of deflecting pipe nipples 3 of reamer head 1, rationally cut mud suction mouth using gas welding, then will be long with electric welding Dredging tube 2 after degree adjustment is welded, and is finally carried out returning for reamer assembly and is pretended industry so that reamer head 1 is overall to raise up.
In summary, the present invention, which can provide one kind, can reduce the dredging tube loss of flood peak, cut the increase of mud thickness, ship is improved indirectly The strand suction ship construction method passed through suitable for mark under the larger shale of radix of oceangoing ship efficiency.
The present invention is described in detail above example, but the content is only presently preferred embodiments of the present invention, no The practical range for limiting the present invention can be considered as.Any changes and modifications in accordance with the scope of the present application, Within the patent covering scope that the present invention should still be belonged to.

Claims (9)

1. a kind of be applied to the strand suction ship that mark is passed through under the larger shale of radix, it is characterised in that:It is described that to pass through radix suitable for mark larger Strand under shale inhales the reamer head of ship and dredging tube is in 5 degree of angles.
2. according to claim 1 be applied to the strand suction ship that mark is passed through under the larger shale of radix, it is characterised in that:The reamer 15 degree of deflecting pipe nipples between head and dredging tube are removed.
3. according to claim 1 be applied to the strand suction ship that mark is passed through under the larger shale of radix, it is characterised in that:The reamer The strand tooth of head is long tooth, and the land thickness of the long tooth is identical.
4. according to claim 3 be applied to the strand suction ship that mark is passed through under the larger shale of radix, it is characterised in that:The long tooth Material be 25CrNiMo.
5. a kind of be applied to the strand suction ship construction method that mark is passed through under the larger shale of radix, it is characterised in that:It is described to be passed through suitable for mark It is larger using radix is passed through suitable for mark described in claim any one of 1-4 that strand under the larger shale of radix inhales ship construction method Strand under shale inhales ship, and the strand suction ship construction method passed through suitable for mark under the larger shale of radix uses construction in layer.
6. construction method of the artificial anchor according to claim 5 in soft shale navigation channel, it is characterised in that:It is described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:
Step one:It will twist first and inhale ship close to meeting at the harbour of the depth of water, and arrange 12 tons of cranes in place on the bank;
Step 2:Secondly half-turn screw below in 20 screws that establishment officer's dismounting reamer head is connected with covert pipe nipple;
Step 3:Restart crane to be fixed to wire hawser on the fixation suspension centre of reamer head, commander's crane operating lifts reamer head, Make the slight stress of wire hawser;
Step 4:Continue tissue workman and dismantle remaining half-turn screw;
Step 5:Finally reamer head is isolated with covert pipe nipple, then organizes workman to remove covert pipe nipple.
7. according to claim 5 be applied to the strand suction ship construction method that mark is passed through under the larger shale of radix, it is characterised in that: The strand suction ship construction method passed through suitable for mark under the larger shale of radix comprises the following steps:When putting traversing anchor, accommodation is put Put in the grooving of both sides, traversing anchor is transferred to outside shallow water area, anchor holding power is received to 80bar or so, it is horizontal when putting the first knife after anchor decentralization The swing at a slow speed of speed about 0.1-0.15 sections is moved, traversing pressure is no more than 60bar.
8. construction method of the artificial anchor according to claim 5 in soft shale navigation channel, it is characterised in that:It is described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:In high tide level, individual layer, which advances, constructs, and treats tide Constructed again second and third layer when relatively low position.
9. construction method of the artificial anchor according to claim 5 in soft shale navigation channel, it is characterised in that:It is described to be applicable The strand passed through in mark under the larger shale of radix is inhaled ship construction method and comprised the following steps:The suction ship that twists is dispatched to construction area first At the harbour of domain, reamer head is removed using crane, then removes 15 degree of deflecting pipe nipples of reamer head, mud suction mouth is closed using gas welding Reason cutting, is then welded the dredging tube after length adjustment with electric welding, is finally carried out returning for reamer assembly and is pretended industry, makes Reamer head is obtained integrally to raise up.
CN201710541864.8A 2017-07-05 2017-07-05 It is a kind of to be applied to strand suction ship and its construction method that mark is passed through under the larger shale of radix Withdrawn CN107227762A (en)

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CN108049445A (en) * 2017-11-14 2018-05-18 中电建水环境治理技术有限公司 Ecological dredging inhales device with strand
CN109577404A (en) * 2018-11-30 2019-04-05 中船重工中南装备有限责任公司 The propeller driving for having track correction function, which swings, twists suction dredging robot
CN109750701A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger maximum production is dredged control method automatically
CN109750705A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger target component is dredged control method automatically
CN109750703A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depths of cutter suction dredger multilayer are dredged control method automatically
CN109750697A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of automatically dredge control method of the cutter suction dredger based on yield
CN109750706A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depths of cutter suction dredger single layer are dredged control method automatically
CN109750702A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger economic flow rate is dredged control method automatically
CN109750699A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depth multilayers of cutter suction dredger are dredged control method automatically

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CN108049445B (en) * 2017-11-14 2023-08-08 中电建生态环境集团有限公司 Cutter suction device for ecological dredging
CN109577404A (en) * 2018-11-30 2019-04-05 中船重工中南装备有限责任公司 The propeller driving for having track correction function, which swings, twists suction dredging robot
CN109750701A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger maximum production is dredged control method automatically
CN109750705A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger target component is dredged control method automatically
CN109750703A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depths of cutter suction dredger multilayer are dredged control method automatically
CN109750697A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of automatically dredge control method of the cutter suction dredger based on yield
CN109750706A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depths of cutter suction dredger single layer are dredged control method automatically
CN109750702A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of cutter suction dredger economic flow rate is dredged control method automatically
CN109750699A (en) * 2019-03-12 2019-05-14 中交天津航道局有限公司 A kind of more drilling depth multilayers of cutter suction dredger are dredged control method automatically
CN109750697B (en) * 2019-03-12 2020-08-25 中交天津航道局有限公司 Yield-based automatic dredging control method for cutter suction dredger

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Application publication date: 20171003