CN103233867B - Pile centralizing and rectification system - Google Patents
Pile centralizing and rectification system Download PDFInfo
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- CN103233867B CN103233867B CN201310163710.1A CN201310163710A CN103233867B CN 103233867 B CN103233867 B CN 103233867B CN 201310163710 A CN201310163710 A CN 201310163710A CN 103233867 B CN103233867 B CN 103233867B
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- jig arm
- pile body
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- clamp arm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a pile centralizing and rectification system which comprises a clamp arm. The clamp arm comprises a large clamp arm and a small clamp arm which are respectively provided with two sections of arcs, wherein a moving end is arranged at one end and is movably connected onto a clamp sleeve, and a connection end is arranged at the other end and is closely enclosed to form a ring buckling a pile. Pushing systems are respectively arranged on the large clamp arm and the small clamp arm, and the pushing directions of the pushing systems face to the circle center of the ring. Bases of the pushing systems are arranged on the arcs of the large clamp arm or the small clamp arm, jacks are arranged on the bases and face towards the circle center, supports are arranged at the top ends of the jacks, and rollers are arranged at the tops of the supports. The pile centralizing and rectification system can change the existing complex structure; the pushing structures are arranged in the large clamp arm and the small clamp arm so that the integral system structure is simplified; and the clamp arms arranged on the upper side and the lower side can effectively increase the rectification applied moment, therefore initial penetration into mud verticality of steel piles can be strictly controlled, and further the function of sinking pile centralizing and rectification of the steel piles with different water depths and lengths can be achieved.
Description
Technical field
The present invention relates to a kind of offshore wind power equipment erection unit, more particularly, relate to a kind of pile body righting and deviation-rectifying system.
Background technique
In recent years, along with offshore wind farm unit is to high power, maximization future development, the difficulty of construction of offshore wind power foundation stake is increasing, and technical requirements is more and more higher, and offshore construction bad environments, does not have high tech equipment support, is difficult to be competent at.According to the difference of sea bed geology, the foundation pile type of offshore wind farm unit and dimensional changes various, from the multitube stake of diameter more than 1 meter to the single tube stake of diameter 6 ~ 7 meters, length reaches 40 ~ 60 meters, and weight reaches more than 700 ton, even larger, longer, the required precision of piling 4/1000ths, even 2/1000ths, high requirement is proposed to equipment and construction.
The patent No.: in ZL201120129170.1, full hydraulic piling correction and the righting device of domestic first are there is, but its maximum correction power only has 50 tons, and be positioned at deck plane, non-double layer construction, greatly reduces centering capacity and efficiency of construction, the thrust devices such as oil cylinder is located at the upper surface of jig arm, occupy valuable construction space, leave some room for improvement.
And the piling correction of a new generation that order will be introduced herein and the righting device diameter range that can adapt at present to drive piles is 2 meters to 6 meters, and there is double-deck rectifying device, every layer can independently control, its maximum centering capacity reaches 100 tons, and correction mode can be divided into the coarse adjustment of XY two to ± 1 meter of scope and the accurate adjustment of circumferential surface 4 points ± 150mm scope.
For the piling correction auxiliary system of older generation, individual layer operation, during as shallow in hull operating water depth or seat beach operation, long 50 meters of pile body, center of gravity is higher, and the correction point being positioned at deck plane is on the low side, according to lever principle, maximum centering capacity is less, and correction operating efficiency is on the low side, be difficult to the demand realizing large-scale piling bar piling perpendicularity, also the righting guide function that the correction of individual layer design is also difficult to when realizing pile sinking.
Summary of the invention
Object of the present invention aims to provide a kind of pile body righting and deviation-rectifying system, solves that system architecture in prior art is complicated, precision is not high, is unfavorable for the problem of constructing.
According to the present invention, a kind of pile body righting and deviation-rectifying system are provided, comprise jig arm.Jig arm comprises large jig arm and little jig arm, and large jig arm and little jig arm two sections of circular arcs, one end is movable end, is movably connected on chuck, and the other end is connecting end, and closed ring is coiled into the annulus that fastens pile body.Large jig arm and little jig arm arrange pushing tow system respectively, and the pushing tow direction of pushing tow system is towards the center of circle of annulus.The pedestal of pushing tow system is arranged on the circular arc of large jig arm or little jig arm, and pedestal arranges jack, and towards the direction in the center of circle, the top of jack arranges strut, and the top of strut arranges roller.
According to one embodiment of the invention, centralizing system comprises two jig arm arranged vertically, connects between two jig arm with supporting leg.
According to one embodiment of the invention, circular arc corresponding to large jig arm is major arc, and circular arc corresponding to little jig arm is minor arc.
According to one embodiment of the invention, large jig arm is arranged 3 pushing tow systems, little jig arm is arranged 1 pushing tow system.
According to one embodiment of the invention, the connecting end of large jig arm is public tapered end, and the connecting end of little jig arm is female tapered end, and male tapered end and female tapered end are fixed by bearing pin, pinned connection vertical lock oil cylinder.
According to one embodiment of the invention, large jig arm and chuck, to be connected by pile holding oil cylinder between little jig arm and chuck.
According to one embodiment of the invention, chuck is connected with telescopic boom, and the other end of telescopic boom is connected with pivoted arm, and the both sides of pivoted arm and telescopic boom are arranged promotes mainly oil cylinder.
According to one embodiment of the invention, telescopic boom both sides arrange lateral thruster system, and telescopic boom is connected with chuck through lateral thruster system framework.Lateral thruster system is vertical with telescopic boom.
According to one embodiment of the invention, on lateral thruster system, setting operation platform, is positioned at above telescopic boom.
According to one embodiment of the invention, front leg strut end arranges front pedestal, and the end of pivoted arm arranges rear pedestal, and supporting leg comprises front leg strut and rear support leg, and front leg strut is connected with front pedestal, and rear support leg is connected with rear pedestal.
According to one embodiment of the invention, the distance in pushing tow system maximum extension position and the center of circle is 2 ~ 6 meters.
According to one embodiment of the invention, the scope that the center of circle of the closed circle that large jig arm, little jig arm are formed can be movable and maximum correction range are that XY two is to ± 1 meter.
Have employed technological scheme of the present invention, existing labyrinth can be changed, especially push structure is made to be arranged on large and small jig arm inner, simplify overall system architecture, and the structure of both sides jig arm can effectively increase correction opplied moment up and down, righting guide frame structure can be formed simultaneously, the perpendicularity strictly controlling piling bar initial penetration into mud can be realized, weigh and realize different water depth, pile sinking righting and the piling deviation-correcting function of different length piling bar.
Accompanying drawing explanation
In the present invention, identical reference character represents identical feature all the time, wherein:
Fig. 1 is the plan view of pile body righting of the present invention and deviation-rectifying system;
Fig. 2 is the side view of pile body righting of the present invention and deviation-rectifying system;
Fig. 3 is the structural representation of pushing tow system;
Fig. 4 A and Fig. 4 B is the structural representation of male tapered end and female tapered end;
Fig. 5 is the use schematic diagram of pile body centralizing system of the present invention.
Embodiment
Technological scheme of the present invention is further illustrated below in conjunction with drawings and Examples.
See figures.1.and.2, jig arm is set to two-layer up and down by the present invention, and every layer all can independent operation, every layer by pivoted arm 17, telescopic boom 14 chuck 7 and large and small jig arm composition.Pivoted arm 17 can rotate around rear support leg 18 hinge.Two interlamellar spacing certain distances, lower floor is positioned at main deck surface, thus can effectively increase correction opplied moment, righting guide frame structure can be formed simultaneously, the perpendicularity strictly controlling piling bar initial penetration into mud can be realized, there is deflection in piling process after piling bar enters mud, also correct by the perpendicularity of oil cylinder to piling bar.Weigh and realize different water depth, pile sinking righting and the piling deviation-correcting function of different length piling bar.
Jig arm comprises large jig arm 1 and little jig arm 5, and large jig arm 1 and little jig arm 5 two sections of circular arcs, one end is movable end, is movably connected on chuck 7, and the other end is connecting end, and closed ring is coiled into the annulus that fastens pile body.Large jig arm 1, little jig arm 5 all can rotate by the coupling shaft on chuck 7, thus realize the expansion of jig arm and close.Large jig arm 1 and little jig arm 5 arrange pushing tow system 2 respectively.
In order to adapt to the pile sinking operation of large-tonnage major diameter piling bar, dissolve hoist causes component easily collision close to topside potential safety hazard to the deficiency of the large-tonnage large-diameter member lift heavy turning radius, jig arm is designed to left and right unsymmetric form, configure in one is long and the other is short, the circular arc of large jig arm 1 correspondence is major arc, and the circular arc of little jig arm 5 correspondence is minor arc.Effectively can solve the contradiction of crane rotation radius deficiency, also effectively can avoid the collision of pile body and ship side, realize hanging stake and piling correction operation normally.
As shown in Figure 3, present invention improves over the original mode by controlling pile holding oil cylinder 6 stroke and increase pile holding oil cylinder 6 quantity, then adopt peripheral fixing frame structure, jig arm both sides are made an entirety, improve integral rigidity and the intensity of jig arm, by changing the triatic stay 23 of different length, piling bar righting and the correction of diameter 2 ~ 6 meters can be realized, and easy to operate.
The hand jack of the piling deviation-rectifying system of older generation is located immediately at jig arm upper surface, makes script tense working face all in tumble, more affects operator safety.Jack is replaced by driven high voltage jack 13 by the present invention, makes it be embedded in jig arm inside, vacates the valuable construction space of clamp arm surfaces, both sides all arrange handrail, guarantee operator safety, and improve automaticity, only need Remote, improve construction safety coefficient and operating efficiency.
Large and small jig arm 5 is embedded with the equally distributed pushing tow system 2 of 4 cover, and motor-driven jack 13 is in the inner embedding, coordinates triatic stay 23 and end rollers 21, can directly correction power be put on outside piling bar.Large jig arm 1 is arranged 3 pushing tow systems 2, little jig arm 5 is arranged 1 pushing tow system 2.The distance in pushing tow system 2 maximum extension position and the center of circle is 2 ~ 6 meters.Compared to righting and the deviation-rectifying system of older generation, realize diameter 2 meters ~ 6 meters large-scale piling work, different-diameter piling bar coordinates the strut 23 of different length to be achieved by 4 pushing tow systems 2.
Pushing tow system 2 inside is by motor-driven jack 13, and pedestal 20, strut 23 and roller 21 form.The pushing tow direction of pushing tow system 2 is towards the center of circle of annulus.The pedestal 20 of pushing tow system 2 is arranged on the circular arc of large jig arm 1 or little jig arm 5, pedestal 20 is arranged jack 13, and towards the direction in the center of circle, the top of jack 13 arranges strut 23, and the top of strut 23 arranges roller 21.When stake footpath is different, the strut 23 of supporting installation different length, withstands pile body outer surface to meet roller 21, realizes righting guiding when driving piles and deviation-correcting function.Such design had both saved oil cylinder quantity, and the correction power that can better realize again being applied to pile body surface is not given a discount.Thus correction can easily be completed, improve correction efficiency.
As shown in Figure 4 A and 4 B shown in FIG., both sides jig arm adds longitudinal locking mechanism of a set of automatic control, and the connecting end of large jig arm 1 is public tapered end 3, and the connecting end of little jig arm 5 is female tapered end 4, and male tapered end 3 and female tapered end 4 are fixed by bearing pin, pinned connection vertical lock oil cylinder 22.During correction operation, two jig arm are embraced, and the action of vertical lock oil cylinder 22, the rigidity realizing both sides jig arm is hinged.The loading demands to pile holding oil cylinder 6 can be reduced on the one hand, improve Economy, on the other hand, add the integral rigidity of jig arm, thus the Horizontal displacement of more fine adjustment pile body can be realized, reduce the interference brought because of jig arm resiliently deformable, improve correction precision and the centering capacity of complete equipment.
Large jig arm 1 and chuck 7, to be connected by pile holding oil cylinder 6 between little jig arm 5 and chuck 7.Large and small jig arm 5 is installed within chuck 7 by axle, controls large and small jig arm folding by pile holding oil cylinder 6.Jig arm end is provided with vertical lock oil cylinder 22, and after large and small jig arm is closed, can promote bearing pin, the rigidity realizing large and small jig arm is hinged.
Chuck 7 is connected with telescopic boom 14, and the other end of telescopic boom 14 is connected with pivoted arm 17, and the both sides of pivoted arm 17 and telescopic boom 14 are arranged promotes mainly oil cylinder 16.Setting operation platform 8 on telescopic boom 14, operating table 8 is vertical with telescopic boom 14.Telescopic boom 14 both sides arrange lateral thruster system 12, and lateral thruster system 12 is vertical with telescopic boom 14, and operating table 8 is arranged at lateral thruster system 12 top.Telescopic boom 14 is placed within pivoted arm 17, can realize the flexible of certain limit.Lateral thruster system 12 is placed on outside telescopic boom 14, coordinates thruster oil cylinder 9, the scope that rotation-controlled arm 17 left-right rotation is certain.
Supporting leg comprises front leg strut 10 and rear support leg 18, and front leg strut 10 is connected with front pedestal 11, and rear support leg 18 is connected with rear pedestal 19.Operating table 8 is positioned at lateral thruster system 12 top, and lateral thruster system both sides are connected with front leg strut 10, pivoted arm 17 end and rear support leg hinged.By box-shaped leg as support, the bearing Flange joint with deck plane, facilitates integral disassembly, assembly.Up and down two-layer with supporting leg by Flange joint.Before and after whole box-shaped leg, hound 15 is all set, to increase its rigidity.
Upper and lower two-layer deviation-rectifying system all can independently control, and operating console is positioned at lateral thruster system 12 top, adds certain floor height, utilizes leverage, and the perpendicularity that accurately can control pile sinking is no more than 2/1000ths.The correction power putting on piling bar surface at XY two to being all not less than 100 tons.The correction power of each motor-driven jack 13 is also 100 tons, and maximum correction range can realize XY two to ± 1 meter.Maximum correction diameter range can reach 2 ~ 6 meters.By promoting mainly oil cylinder 16 and thruster oil cylinder 9, XY two can be realized and locate and correction adjustment to the thick step of ± 1 meter of scope.By 4 uniform motor-driven jacks 13 in circumferential surface, ± intense adjustment the correction of 150 millimeters of scopes can be realized.Coarse adjustment combines with fine tuning, at utmost improves operating efficiency.
As shown in Figure 5, during work, telescopic boom 14 of the present invention and pivoted arm 17 get back to specified position, greatly, little jig arm is opened, until piling bar enter jig arm in place after upper and lower greatly two-layer, little jig arm is closed up, not locked, stay certain interval, two jig arm select one as holding up by point, pushing tow system 2 stretches out certain length, its end rollers 21 is made to contact piling bar, the initial perpendicularity of mud is entered to control it, it is made to drown oneself smoothly, jig arm for piling bar sink righting guide support is provided, drown oneself after terminating and start hammer, ring hammer, playing all maintenance measurements in real time in hammer process, and piling bar is free body, unfettered, in order to avoid break hydraulic system.Once find to need correction, then stop hammer, pushing tow system 2 playbacks, and to realize rigidity hinged by indulging lock oil cylinder 22 for large and small jig arm.Optionally layering starts some motor-driven jack 13, implements intense adjustment correction operation.Now, piling bar is staff cultivation in the horizontal direction, and accurately to control its Horizontal displacement, vertical direction only top side pushes away the rolling friction of roller 21.After correction terminates, jig arm is opened, and maintenance piling bar is free body, repeats aforesaid operations and starts piling.
Whole system of the present invention comprises machinery, hydraulic pressure and electrically from aggregates, arranges quick connection with main ship deck.Can implement sled block formula to install, integrated type is dismantled.Be convenient to worker according to the different special construction equipment of different task pattern configuration versatile and flexible, at utmost Appropriate application deck space.
Those of ordinary skill in the art will be appreciated that, above specification is only one or more mode of executions in the numerous embodiment of the present invention, and not uses limitation of the invention.Any equalization for the above embodiment changes, modification and the equivalent technological scheme such as to substitute, as long as spirit according to the invention, all will drop in scope that claims of the present invention protect.
Claims (11)
1. pile body righting and a deviation-rectifying system, comprise jig arm, it is characterized in that:
Described jig arm comprises large jig arm and little jig arm, described large jig arm and little jig arm two sections of circular arcs, and one end is movable end, be movably connected on chuck, the other end is connecting end, can turn an angle by the coupling shaft in chuck, thus closed ring is coiled into the annulus that fastens pile body;
Described large jig arm and little jig arm arrange pushing tow system respectively, and the pushing tow direction of described pushing tow system is towards the center of circle of annulus;
The pedestal of described pushing tow system is arranged on the circular arc of large jig arm or little jig arm, and pedestal arranges jack, and towards the direction in the center of circle, the top of jack arranges strut, and the top of strut arranges roller;
Described centralizing system comprises the two cover jig arm arranged vertically, and two cover telescopic boom and pivoted arms, connect with supporting leg between upper and lower two cartridge clip arm systems, and arrange hound.
2. pile body righting as claimed in claim 1 and deviation-rectifying system, is characterized in that, circular arc corresponding to described large jig arm is major arc, and circular arc corresponding to little jig arm is minor arc.
3. pile body righting as claimed in claim 1 and deviation-rectifying system, is characterized in that, described large jig arm is arranged 3 pushing tow systems, described little jig arm is arranged 1 pushing tow system.And pushing tow system is embedded in the inside of large jig arm, little jig arm.
4. pile body righting as claimed in claim 1 and deviation-rectifying system, it is characterized in that, the connecting end of described large jig arm is public tapered end, and the connecting end of described little jig arm is female tapered end, and described male tapered end and described female tapered end are fixed by bearing pin, pinned connection vertical lock oil cylinder.
5. pile body righting as claimed in claim 1 and deviation-rectifying system, is characterized in that, described large jig arm and chuck, connected by the axle be located on chuck between described little jig arm and chuck, controls it to launch or closed by pile holding oil cylinder.
6. pile body righting as claimed in claim 1 and deviation-rectifying system, it is characterized in that, described chuck is connected with telescopic boom, and the other end of telescopic boom is connected with pivoted arm, arranges and promote mainly oil cylinder between telescopic boom and pivoted arm.
7. pile body righting as claimed in claim 6 and deviation-rectifying system, it is characterized in that, described telescopic boom both sides arrange lateral thruster system, and telescopic boom is placed in the framework of lateral thruster system, and described lateral thruster system is vertical with described telescopic boom.
8. pile body righting as claimed in claim 7 and deviation-rectifying system, it is characterized in that, setting operation platform on described lateral thruster system, described operating table is vertical with described telescopic boom.
9. pile body righting as claimed in claim 8 and deviation-rectifying system, it is characterized in that, described lateral thruster system two ends arrange front leg strut, the end of described pivoted arm arranges rear support leg, described front leg strut is connected with described front pedestal, described rear support leg is connected with described rear pedestal, and front and back supporting leg is connected by hound.
10. pile body righting as claimed in claim 1 and deviation-rectifying system, it is characterized in that, the distance in described pushing tow system maximum extension position and the center of circle is 2 ~ 6 meters.
11. pile body righting as claimed in claim 1 and deviation-rectifying systems, is characterized in that, the center of circle of the closed circle that large jig arm, little jig arm are formed can movable scope be that XY two is to ± 1 meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310163710.1A CN103233867B (en) | 2013-05-06 | 2013-05-06 | Pile centralizing and rectification system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310163710.1A CN103233867B (en) | 2013-05-06 | 2013-05-06 | Pile centralizing and rectification system |
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| CN103233867A CN103233867A (en) | 2013-08-07 |
| CN103233867B true CN103233867B (en) | 2015-05-06 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105297724B (en) * | 2015-12-02 | 2017-04-12 | 福建省闽工新型建材有限公司 | Pile sinking construction method for precast concrete plank pile |
| CN107165167A (en) * | 2017-06-19 | 2017-09-15 | 上海衡拓船舶设备有限公司 | Marine guidance piling pile gripper |
| CN108708379A (en) * | 2018-03-27 | 2018-10-26 | 武汉船用机械有限责任公司 | A kind of pile gripper |
| CN108343561B (en) * | 2018-04-28 | 2023-09-15 | 河南理工大学 | Goaf site wind turbine generator system deviation correcting device and deviation correcting method thereof |
| CN108894227A (en) * | 2018-07-20 | 2018-11-27 | 大连理工大学 | A kind of ocean wind-power single-pile foundation that rolling is compensation holding erection device |
| CN109183796B (en) * | 2018-08-29 | 2020-12-08 | 武汉船用机械有限责任公司 | Pile gripper |
| CN109371970B (en) * | 2018-11-13 | 2023-11-07 | 南通市海洋水建工程有限公司 | Single pile sinking stable platform for offshore wind power and positioning method thereof |
| CN113833614A (en) * | 2021-11-10 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Floating type fan and modular mounting base thereof |
| CN115123461B (en) * | 2022-05-27 | 2023-09-08 | 大连理工大学 | Marine fan whole machine transportation integrated ship with wave compensation function and installation method thereof |
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| JPH0529745B2 (en) * | 1988-05-13 | 1993-05-06 | Mase Kensetsu Kk | |
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Inventor after: Liu Tianwen Inventor after: Wu Xianda Inventor after: Shen Liufeng Inventor after: Zhou Huiqin Inventor before: Liu Tianwen |
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Application publication date: 20130807 Assignee: Shanghai Zhenhua Heavy Industry Group (Nantong) Transmission Machinery Co.,Ltd. Assignor: Shanghai Zhenhua Heavy Industries (Group) Co., Ltd. Contract record no.: 2019310000035 Denomination of invention: Pile centralizing and rectification system Granted publication date: 20150506 License type: Exclusive License Record date: 20190417 |