CN105464117A - Rotary-type overwater piling guide frame and piling process for overwater pile group foundations - Google Patents
Rotary-type overwater piling guide frame and piling process for overwater pile group foundations Download PDFInfo
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- CN105464117A CN105464117A CN201510995086.0A CN201510995086A CN105464117A CN 105464117 A CN105464117 A CN 105464117A CN 201510995086 A CN201510995086 A CN 201510995086A CN 105464117 A CN105464117 A CN 105464117A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/04—Guide devices; Guide frames
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Foundations (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention relates to a rotary-type overwater piling guide frame which comprises a positioning pile. The rotary-type overwater piling guide frame is characterized in that a positioning pile upper layer flange plate is fixedly connected to the upper end of the positioning pile; a positioning pile lower layer flange plate is fixedly connected to the lower end of the positioning pile; an upper layer guide frame base and a lower layer guide frame base are fixedly connected to the positioning pile upper layer flange plate and the positioning pile lower layer flange plate respectively; upper layer guide frame base bolt holes and lower layer guide frame base bolt holes are formed in the upper surface of the upper layer guide frame base and the upper surface of the lower layer guide frame base respectively; an upper layer guide frame outward telescoping mechanism and a lower layer guide frame outward telescoping mechanism are fixed to the upper layer guide frame base and the lower layer guide frame base through bolts respectively. The process comprises the steps that 1, the rotary-type overwater piling guide frames are installed in the central positions of pile groups to serve as an operating platform and a measuring platform, and the plane position, the inclination and the elevation of foundation piles can be made to be adjusted through the rotary-type overwater piling guide frames; and 2, pile-sinking construction is conducted on the foundation piles by hoisting pile hammers through full-circle slewing hoisting equipment, the telescopic distance and the rotation angle of the piling guide frames are adjusted, and hence pile group constructing can be conducted. The rotary-type overwater piling guide frame and the process have the beneficial effects that accurate positioning of the foundation piles can be achieved, inclined piles of arbitrary radius and angle are piled, and all pile group foundations are piled through ship lingering at a time.
Description
Technical field
The utility model belongs to aquatic pile foundation construction, particularly relates to a kind of rotary marine piling saddle and multi-column pier foundation piling technique waterborne.
Background technology
High-Rise Pile Cap Foundation structure is a kind of hydro-structure that rear pouring concrete cushion cap is formed on multi-column pier foundation, and foundation pile many employings taper pile, has the advantages such as bearing capacity is high, good stability, be widely used in the field such as harbour, offshore wind farm.Particularly at sea wind-powered electricity generation field, adopts many taper piles opposing horizontal fan loads, stressed the most reasonable, is both economical rational blower foundation form, and in Zhejiang, Tianjin, the silt coast area such as Hebei have obvious advantage.But, concrete highrise pile cap traditional handicraft is all adopt pile driving barge to construct, and because offshore wind farm is all in offshore off-lying sea far away, construction is without shielding, the anxious wave of wind is high, operation sea situation is severe, cause pile driving barge can the activity duration considerably less, efficiency of construction is extremely low, and easily damage pile driving frame or piling bar during piling, have an accident, therefore, constrain concrete High-Rise Pile Cap Foundation blower fan the promoting the use of of wind-powered electricity generation field at sea.
Number of patent application: 201420271911.3 disclose a kind of portable marine piling saddle, it is characterized in that: comprise the large steel column in center, trussed construction and several appearance sump, the large steel column in described center is by the overall saddle framework of the affixed formation of trussed construction, the large steel column in described center is located little steel column by transverse truss and stake position and is fixedly connected with, described stake position is located to be connected with longitudiual truss between little steel column, transverse truss is connected with between the little steel column in described stake position, appearance sump is provided with in described overall cage structure, described overall cage structure is provided with operating platform, described operating platform and appearance sump are provided with pile gripper.Aforementioned patents disclose a kind of cage structure, but its structure is too complicated, processing cost is high, site operation difficulty, and cost of transportation is too high, is unfavorable for promoting.
Number of patent application: 201010106246.9 disclose a kind of self-displacement universal adjustable pile driving frame and using method thereof, it is characterized in that: pile driving frame adopts fully automatic hydraulic wrapping device can tilt at any angle around the longitudinal axis, transverse axis under the effect of guiding oil cylinder and can around articulate; Automatic piling frame can do vertical and horizontal and move.Its using method comprises the following steps: after crane ship locates, preset pile driving position, locate and lock, being swung around transverse axis and the longitudinal axis by guiding oil cylinder self flexible and drive the rotation of fully automatic hydraulic wrapping device to realize universal inclination, foundation pile hung inside fully automatic hydraulic wrapping device, fully automatic hydraulic wrapping device clamps piling bar and automatic capturing center.Aforementioned patents disclose a kind of leading truck structure and using method thereof, solve the problem can beating any direction taper pile in piling process, and once stay position can along the many piles of longitudinal axis line direction injection, but this patent unresolved boats and ships once stay position can the problem of the whole clump of piles of injection.
Number of patent application: 200520110162.7 disclose a kind of underwater pile driving leads device, include a supporting plate and a striker, described supporting plate is provided with at least one junction plate, and described supporting plate center is provided with a striker containing hole; Described striker is located in described striker containing hole, and is connected with described supporting plate by easily broken rope, and striker top is provided with a holding wire.This utility model can well be applied in the lower underwater pile driving operation of visibility, avoid the deficiency adopting ROV or diver to observe, but its defect only controls the driving depth of single stake, and the problem of unresolved injection taper pile and a clump of piles.
Number of patent application: 201220262484.3 disclose a kind of piling location leading truck integrally completed about H profile steel and steel sheet pile construction, it is characterized in that: leading truck is stereoscopic rectangular framework, top is provided with working platform, steel plate links top and is provided with two block plates, main body rectangular base is provided with steel plate, top and bottom leading truck are provided with corresponding piling location leading truck, several trapezoidal steel sheet pile guide pipes are provided with some H profile steel pilot hole supports, guide pipe is provided with between connecting and leads adjusting device and wirerope, the left and right sides of leading truck is respectively equipped with locator, the junction, left and right of leading truck and main body rectangular frame is respectively equipped with level(l)ing device.The defect of this structure be leading truck only with for controlling H profile steel along an axis injection and steel sheet pile, and the problem of unresolved injection taper pile and a clump of piles.
Number of patent application: 201510023908.9 disclose a kind of rotary marine piling saddle, it is characterized in that: comprise location piling bar, saddle and pile gripper, described saddle comprises upper strata saddle and lower floor's saddle, upper strata saddle and lower floor's saddle comprise fixing truss respectively, standard paragraphs truss and location truss, fixing truss, standard paragraphs truss is connected from back to front successively with location truss, described location truss is connected with pile gripper, described upper strata saddle connects into same group of overall saddle of driving piles by cover tubular truss and lower floor's saddle, sleeve pipe is connected with inside described cover tubular truss, described its lower end is connected with flange, piling bar lower end, described location is provided with bracket, described bracket is provided with bracket and reserves jack, described sleeve pipe is plugged on the piling bar of location, its flange is connected with bracket by latch.To be upper strata saddle is connected for overall structure by cover tubular truss with lower floor saddle for the defect of this structure, and cause saddle weight comparatively large, not easily rotate, overall structure is too complicated, and processing cost is high, site operation difficulty, and cost of transportation is too high, is unfavorable for popularization.
Utility model content
The present invention is to overcome deficiency of the prior art, a kind of rotary marine piling saddle and multi-column pier foundation piling technique waterborne are provided, the accurate location of foundation pile can be realized, the taper pile of any radius of injection and angle, realize a whole multi-column pier foundation of boats and ships injection in position.
The present invention for achieving the above object, be achieved through the following technical solutions, a kind of rotary marine piling saddle, comprise guide pile, on, lower floor's saddle and pile gripper, it is characterized in that: described guide pile upper end is connected with guide pile upper strata flange, its lower end is connected with guide pile lower floor flange, on guide pile, lower floor's flange is connected with respectively, lower floor's saddle base, on described, lower floor's saddle base upper surface is respectively arranged with, lower floor's saddle bolt of lower base hole, on described, lower floor's saddle base is fixed with respectively by the bolt in inserting bolt hole, saddle external extension mechanism of lower floor.
Described upper and lower layer saddle external extension mechanism shape of cross section is in " recessed " font, and upper and lower layer saddle external extension mechanism longitudinally rolls along upper and lower layer saddle base respectively or slides; Described upper and lower layer saddle external extension mechanism is provided with pile gripper, and described pile gripper is that cross-shaped symmetrical is arranged, and the sideboard that described upper and lower layer saddle external extension device front end installs pile gripper can open closed sideboard by bearing pin pin joint formation.
Described upper and lower layer saddle base plane shape is rectangular, its plane is respectively arranged with levels saddle base flange plate, is evenly equipped with flange jack around flange annulus, and described flange jack is the upper and lower layer flange jack one_to_one corresponding with guide pile respectively.
Described upper and lower layer saddle adopts shaped steel.
Described guide pile top and bottom are interval with some guide pile upper and lower layer flange brackets respectively along its circumference, guide pile upper and lower layer flange bracket is connected with the upper and lower layer flange of guide pile respectively, described guide pile upper and lower layer flange and upper and lower layer saddle base affixed.
Described pile gripper adopts annular hydraulic pile gripper or square guiding pile gripper.
A kind of multi-column pier foundation piling technique waterborne of rotary marine piling saddle, an interim guide pile is set in multi-column pier foundation center, and rotary marine piling saddle is installed as construction operation platform and measuring table, the plan-position of rotary marine piling saddle regulable control foundation pile, gradient, absolute altitude; Carry out foundation pile piling construction by crane ship or other crane gears lifting pile hammer, by rotary marine piling saddle adjustment distance of stretch out and draw back and the anglec of rotation, can construction of pile groups be carried out; Concrete implementation step is as follows:
One, rotary marine piling saddle is installed
(1) construction ship stays position, measures the center of multi-column pier foundation, sets guide pile;
(2) lower floor's saddle is installed: lower floor's saddle base and guide pile lower floor flange are connected and fixed;
(3) upper strata saddle is installed: upper strata saddle base and guide pile upper strata flange are connected and fixed;
(4) according to plan-position and the gradient requirement of foundation pile, regulate the extension of upper and lower layer saddle external extension mechanism, and fix with upper and lower layer saddle base;
(5) the pile gripper sideboard being positioned at upper and lower layer saddle external extension device front end is opened;
Two, to lay foundation stake
(6) foundation pile hangs in pile gripper by crane ship or other crane gear loop wheel machines, closes the sideboard of pile gripper;
(7) thrustor on pile gripper is started, the plan-position of fine setting foundation pile and gradient;
(8) crane ship or other crane gear loop wheel machine gib heads decline, and make foundation pile from sinking to mud;
(9) foundation pile top is inserted in or is clamped to crane ship or other crane gear loop wheel machines lifting pile hammer, and foundation pile is sunk to design elevation;
(10) sideboard being positioned at upper and lower layer saddle external extension device front end is opened;
(11) remove the fixing of upper and lower layer saddle external extension mechanism and saddle base, upper and lower layer saddle external extension mechanism is retracted;
(12) the fixing of upper and lower layer saddle and the upper and lower layer flange of guide pile is removed;
(13) according to the plan-position of next foundation pile, rotate overall for upper and lower layer saddle to next position around guide pile;
(14) step (2) ~ (13) are repeated, until all foundation pile construction is complete;
(15) upper and lower layer saddle is removed;
(16) guide pile is extracted;
Repetition above-mentioned steps is carried out next and is organized basic piling construction.
Beneficial effect: compared with prior art, the present invention has that structure is simple, cheap, easy construction, the feature that can recycle, the accurate location of foundation pile can be realized, the taper pile of any radius of injection and angle, realize boats and ships and get final product the whole multi-column pier foundation of injection in position, greatly can improve efficiency of construction, reduce ship machine operating expenses.
Accompanying drawing explanation
Fig. 1 is structural facades schematic diagram of the present invention;
Fig. 2 is guide pile structural representation;
Fig. 3 is guide pile flange schematic cross-section A-A;
Tu4Shi lower floor saddle elevation;
Tu5Shi lower floor saddle platform plane figure;
Tu6Shi lower floor saddle overhanging mechanism floor map;
Tu7Shi lower floor saddle platform and lower floor's saddle overhanging mechanism connection diagram.
In figure: 1-guide pile, 2-upper strata saddle base, 3-upper strata saddle external extension mechanism, 4-lower floor saddle base, saddle external extension mechanism of 5-lower floor, 6-foundation pile, 7-guide pile upper strata flange, 8-guide pile lower floor flange, 9-guide pile upper strata flange bracket, 10-guide pile lower floor flange bracket, 11-guide pile lower floor flange jack, 12-saddle bolt of lower base hole, 13-saddle external extension mechanism bolt hole, 14-pile gripper, 15-lower floor saddle base flange plate, 16-flange jack, 17-lower floor saddle sideboard.
Detailed description of the invention
Below in conjunction with preferred embodiment, to as follows according to specific implementation method provided by the invention:
Refer to accompanying drawing 1-7, the present embodiment provides a kind of rotary marine piling saddle, comprise guide pile 1, on, lower floor's saddle and pile gripper, described guide pile upper end is connected with guide pile upper strata flange 7, its lower end is connected with guide pile lower floor flange 8, on guide pile, lower floor's flange is connected with respectively, lower floor's saddle base 2, 4, on described, lower floor's saddle base upper surface is respectively arranged with, lower floor's saddle bolt of lower base hole 12, on described, lower floor's saddle base is fixed with respectively by the bolt in inserting bolt hole, saddle external extension mechanism of lower floor 3, 5, on, saddle external extension mechanism of lower floor correspondence arranges saddle external extension mechanism of lower floor bolt hole 13.Described upper and lower layer saddle external extension mechanism shape of cross section is in " recessed " font, upper and lower layer saddle external extension mechanism longitudinally rolls along upper and lower layer saddle base respectively or slides, and upper and lower layer saddle external extension mechanism and upper and lower layer saddle base are fixed by inserting bolt.Described upper and lower layer saddle external extension mechanism is provided with pile gripper 14, described pile gripper is that cross-shaped symmetrical is arranged, and the sideboard that described upper and lower layer saddle external extension device front end installs pile gripper can open closed sideboard 17 by bearing pin pin joint formation.Described upper and lower layer saddle base plane shape is rectangular, its plane is respectively arranged with levels saddle base flange plate 15, be evenly equipped with flange jack 16 around flange annulus, described flange jack is the upper and lower layer flange jack one_to_one corresponding with guide pile respectively.Described upper and lower layer saddle adopts shaped steel.Described guide pile top and bottom are interval with some guide pile upper and lower layer flange brackets 9,10 respectively along its circumference, guide pile upper and lower layer flange bracket is connected with the upper and lower layer flange of guide pile respectively, described guide pile upper and lower layer flange and upper and lower layer saddle base affixed.Described pile gripper adopts annular hydraulic pile gripper or square guiding pile gripper.
The technological process adopting marine High-Rise Pile Cap Foundation taper pile to hang up and beat leading truck construction is:
(1) processing and fabricating guide pile, saddle and pile gripper, guide pile is up-thin-low-thick structure, and guide pile is provided with guide pile upper strata flange and guide pile lower floor flange; Saddle is divided into upper strata saddle and lower floor's saddle, upper strata saddle comprises upper strata saddle base and the overhanging mechanism of upper strata saddle, lower floor's saddle comprises lower floor's saddle base and the overhanging mechanism of lower floor's saddle, saddle base and the overhanging mechanism of upper and lower layer saddle are bolted, and overhanging mechanism outer end is all furnished with pile gripper;
(2) piling positioning: adopt GPS navigation system to measure the center of multi-column pier foundation, position stayed by pile driving barge, crane loading guide pile, and the direction adjusting guide pile upper flange plate before pile sinking, guide pile is after sinking to mud, and guide pile is sink to appointment elevation location by lifting vibrating hammer;
(3) lower floor's saddle is installed: be connected by lower floor's saddle base for overall lower floor saddle with saddle external extension mechanism of lower floor, tidewater carries out lower floor's saddle installation lower than during guide pile lower floor flange, lower floor's saddle is sling by crane, slow transitting through guide pile upper strata flange is placed on guide pile lower floor flange, and adjust the horizontal plane angle of lower floor's saddle, make lower floor's saddle base flange plate jack 16 position corresponding with guide pile lower floor flange jack 11 position, be screwed into bolt and be fixed.After lower floor's saddle installation, the collapsing length of saddle external extension mechanism of adjustment lower floor, after reaching design length, is connected on lower floor's saddle base by bolt by saddle external extension mechanism of lower floor;
(4) upper strata saddle is installed: be connected by upper strata saddle base for overall upper strata saddle with upper strata saddle external extension mechanism, upper strata saddle is sling and is placed on the flange of guide pile upper strata by crane, the horizontal plane angle of adjustment upper strata saddle, make the jack position of upper strata saddle platform flange corresponding with guide pile upper strata flange jack position, and consistent with the direction of lower floor saddle, be screwed into bolt subsequently and be fixed.After the saddle installation of upper strata, the collapsing length of adjustment upper strata saddle external extension mechanism, after reaching design length, is connected on the saddle base of upper strata by bolt by overhanging for upper strata saddle mechanism 3;
(5) foundation pile staking out: on, the sideboard of saddle external extension mechanism of lower floor is opened, crane loading foundation pile puts into the steady stake device of piling shipboard string makes foundation pile 6 from sinking to mud, crane loading vibrating hammer also clamps foundation pile top, the foundation pile of drowning oneself is extracted, hung in lower floor's saddle pile gripper 14, make foundation pile and lower floor's saddle pile gripper 14 interior side contacts, and keep foundation pile not enter mud, to lie prone subsequently bar, foundation pile is tilted, enter in the saddle pile gripper of upper strata, by upper, the sideboard of saddle external extension mechanism of lower floor is closed, complete staking out and the gradient adjustment of foundation pile,
(6) pile vibrosinking: open vibrating hammer and foundation pile is sunk down into design elevation position; When stake top mark height is in upper strata saddle absolute altitude, pile sinking is stopped during stake saddle pile gripper 1.0 ~ 2.0m position, top mark rise upper strata, open the sideboard of upper strata saddle external extension mechanism, the bolt connecting upper strata saddle base and upper strata saddle external extension mechanism is unclamped, upper strata saddle external extension mechanism is retracted along upper strata saddle base, open vibrating hammer subsequently and continue pile sinking, foundation pile is sink to design elevation position;
(7) saddle rotates: after a pile foundation stake 6 of having constructed, open lower floor's saddle sideboard 17 of saddle external extension mechanism of lower floor, the bolt connecting lower floor's saddle base and saddle external extension mechanism of lower floor is unclamped, saddle external extension mechanism of lower floor is retracted along lower floor's saddle base, and the bolt connected on lower floor's saddle base and guide pile lower floor flange is unclamped, lower floor's saddle is rotated an angle to next pile driving position, with bolt, lower floor's saddle base flange plate and guide pile lower floor flange are retightened subsequently, the collapsing length of saddle external extension mechanism of adjustment lower floor, after reaching designing requirement, by bolt, saddle external extension mechanism of lower floor is connected on lower floor's saddle base.Upper strata saddle is rotated an angle and fixing, its operation implementation step is identical with lower floor saddle;
(8) repeat step (5) ~ (7), all the other foundation piles 6 of multi-column pier foundation are sink to design elevation position.
(9) to extricate oneself from a predicament and brace oneself up to action guide pile: after multi-column pier foundation has been constructed, remove saddle, guide pile clamps by lifting vibrating hammer, opens vibrating hammer and is extracted by guide pile, complete the construction of a multi-column pier foundation.
Above-mentionedly with reference to embodiment, the detailed description that leading truck and construction technology thereof carry out is hung up and beaten to this kind of marine High-Rise Pile Cap Foundation taper pile; illustrative instead of determinate; several embodiments can be listed according to institute's limited range; therefore in the change do not departed under general plotting of the present invention and amendment, should belong within protection scope of the present invention.
Claims (7)
1. a rotary marine piling saddle, comprise guide pile, upper and lower layer saddle and pile gripper, it is characterized in that: described guide pile upper end is connected with guide pile upper strata flange, its lower end is connected with guide pile lower floor flange, guide pile upper and lower layer flange is connected with upper and lower layer saddle base respectively, described upper and lower layer saddle base upper surface is respectively arranged with upper and lower layer saddle bolt of lower base hole, and described upper and lower layer saddle base is fixed with upper and lower layer saddle external extension mechanism respectively by the bolt in inserting bolt hole.
2. rotary marine piling saddle according to claim 1, is characterized in that: described upper and lower layer saddle external extension mechanism shape of cross section is in " recessed " font, and upper and lower layer saddle external extension mechanism longitudinally rolls along upper and lower layer saddle base respectively or slides; Described upper and lower layer saddle external extension mechanism is provided with pile gripper, and described pile gripper is that cross-shaped symmetrical is arranged, and the sideboard that described upper and lower layer saddle external extension device front end installs pile gripper can open closed sideboard by bearing pin pin joint formation.
3. rotary marine piling saddle according to claim 1 and 2, it is characterized in that: described upper and lower layer saddle base plane shape is rectangular, its plane is respectively arranged with levels saddle base flange plate, be evenly equipped with flange jack around flange annulus, described flange jack is the upper and lower layer flange jack one_to_one corresponding with guide pile respectively.
4. rotary marine piling saddle according to claim 3, is characterized in that: described upper and lower layer saddle adopts shaped steel.
5. rotary marine piling saddle according to claim 1, it is characterized in that: described guide pile top and bottom are interval with some guide pile upper and lower layer flange brackets respectively along its circumference, guide pile upper and lower layer flange bracket is connected with the upper and lower layer flange of guide pile respectively, described guide pile upper and lower layer flange and upper and lower layer saddle base affixed.
6. rotary marine piling saddle according to claim 1 and 2, is characterized in that: described pile gripper adopts annular hydraulic pile gripper or square guiding pile gripper.
7. the multi-column pier foundation piling technique waterborne of a rotary marine piling saddle according to claim 1, it is characterized in that: set an interim guide pile in multi-column pier foundation center, and rotary marine piling saddle is installed as construction operation platform and measuring table, the plan-position of rotary marine piling saddle regulable control foundation pile, gradient, absolute altitude; Carry out foundation pile piling construction by crane ship or other crane gears lifting pile hammer, by rotary marine piling saddle adjustment distance of stretch out and draw back and the anglec of rotation, can construction of pile groups be carried out; Concrete implementation step is as follows:
One, rotary marine piling saddle is installed
(1) construction ship stays position, measures the center of multi-column pier foundation, sets guide pile;
(2) lower floor's saddle is installed: lower floor's saddle base and guide pile lower floor flange are connected and fixed;
(3) upper strata saddle is installed: upper strata saddle base and guide pile upper strata flange are connected and fixed;
(4) according to plan-position and the gradient requirement of foundation pile, regulate the extension of upper and lower layer saddle external extension mechanism, and fix with upper and lower layer saddle base;
(5) the pile gripper sideboard being positioned at upper and lower layer saddle external extension device front end is opened;
Two, to lay foundation stake
(6) foundation pile hangs in pile gripper by crane ship or other crane gear loop wheel machines, closes the sideboard of pile gripper;
(7) thrustor on pile gripper is started, the plan-position of fine setting foundation pile and gradient;
(8) crane ship or other crane gear loop wheel machine gib heads decline, and make foundation pile from sinking to mud;
(9) foundation pile top is inserted in or is clamped to crane ship or other crane gear loop wheel machines lifting pile hammer, and foundation pile is sunk to design elevation;
(10) sideboard being positioned at upper and lower layer saddle external extension device front end is opened;
(11) remove the fixing of upper and lower layer saddle external extension mechanism and saddle base, upper and lower layer saddle external extension mechanism is retracted;
(12) the fixing of upper and lower layer saddle and the upper and lower layer flange of guide pile is removed;
(13) according to the plan-position of next foundation pile, rotate overall for upper and lower layer saddle to next position around guide pile;
(14) step (2) ~ (13) are repeated, until all foundation pile construction is complete;
(15) upper and lower layer saddle is removed;
(16) guide pile is extracted;
Repetition above-mentioned steps is carried out next and is organized basic piling construction.
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| CN201510995086.0A CN105464117B (en) | 2015-12-25 | 2015-12-25 | Rotary marine piling saddle and multi-column pier foundation piling technique waterborne |
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| CN201510995086.0A CN105464117B (en) | 2015-12-25 | 2015-12-25 | Rotary marine piling saddle and multi-column pier foundation piling technique waterborne |
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| CN106498947A (en) * | 2016-11-18 | 2017-03-15 | 天津港航工程有限公司 | Case cartridge type piling saddle and its construction technology |
| CN107119687A (en) * | 2017-04-19 | 2017-09-01 | 合肥学院 | A kind of intertidal zone pile sinking position-limited rack that can significantly rotate and its construction method |
| CN108032971A (en) * | 2017-10-26 | 2018-05-15 | 武汉理工大学 | A kind of underwater leading truck and its method of work that cable technology is worn based on HDD |
| CN110185390A (en) * | 2019-06-10 | 2019-08-30 | 中铁五局集团建筑工程有限责任公司 | A kind of mini pile clump of piles boring positioning guiding device and application method |
| CN111893999A (en) * | 2020-07-10 | 2020-11-06 | 中国建筑第八工程局有限公司 | Pile pulling guide frame and pile pulling method for waste inclined piles |
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| CN114261490A (en) * | 2022-01-05 | 2022-04-01 | 江南造船(集团)有限责任公司 | Positioning tool for split type base and using method |
| CN114482037A (en) * | 2022-01-11 | 2022-05-13 | 中交四航工程研究院有限公司 | Directional position-adjusting and deviation-correcting device and method for inclined pile hanging and driving construction |
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