CN105464117B - Rotary marine piling saddle and multi-column pier foundation piling technique waterborne - Google Patents
Rotary marine piling saddle and multi-column pier foundation piling technique waterborne Download PDFInfo
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- CN105464117B CN105464117B CN201510995086.0A CN201510995086A CN105464117B CN 105464117 B CN105464117 B CN 105464117B CN 201510995086 A CN201510995086 A CN 201510995086A CN 105464117 B CN105464117 B CN 105464117B
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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 Engineering & Computer Science (AREA)
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The present invention relates to a kind of rotary marine piling saddle, including guide pile, it is characterized in that：The guide pile upper end is connected with guide pile upper strata ring flange, its lower end is connected with guide pile lower floor ring flange, upper and lower layer saddle base has been respectively and fixedly connected with the upper and lower layer ring flange of guide pile, upper and lower layer saddle base upper surface is respectively arranged with upper and lower layer saddle bolt of lower base hole, upper and lower layer saddle base is respectively fixed with upper and lower layer saddle external extension mechanism by bolt.Technique：Rotary marine piling saddle is installed in clump of piles center as job platform and measuring table, it is adjusted the plan-position of foundation pile, gradient, absolute altitude；Pile hammer is lifted by full circle swinging crane gear and carries out foundation pile piling construction, adjustment piling saddle distance of stretch out and draw back and the anglec of rotation, you can construction of pile groups is carried out.Beneficial effect：Being accurately positioned for foundation pile can be achieved, the taper pile of any radius of injection and angle realizes the whole multi-column pier foundations of a ship injection in position.
Description
Technical field
The utility model belongs to aquatic pile foundation construction, more particularly to a kind of rotary marine piling saddle and clump of piles base waterborne
Plinth piling technique.
Background technology
High-Rise Pile Cap Foundation structure is a kind of hydro-structure of the rear pouring concrete cushion cap formation on multi-column pier foundation, and foundation pile is more
Using taper pile, have the advantages that high capacity, stability are good, be widely used in fields such as harbour, offshore wind farms.It is special
It is not at sea wind-powered electricity generation field, horizontal fan loads is resisted using many taper piles, stress is the most reasonable, is both economical rational
Blower foundation form, has obvious advantage in the silt coasts such as Zhejiang, Tianjin, Hebei area.But, the high pile of concrete
Platform traditional handicraft is constructed using pile driving barge, because offshore wind farm is in the off-lying sea of offshore farther out, is constructed without shielding,
The anxious wave of wind is high, and operation sea situation is severe, cause pile driving barge can the activity duration it is considerably less, efficiency of construction is extremely low, and is easily damaged during piling
Bad pile driving frame or piling bar, occur accident, therefore, and constraining concrete High-Rise Pile Cap Foundation blower fan, at sea wind-powered electricity generation field is pushed away
Extensively use.
Number of patent application：201420271911.3 a kind of portable marine piling saddle is disclosed, it is characterized in that：Including in
The big steel column of the heart, truss structure and several appearance sump, the big steel column in center pass through the overall saddle frame of the affixed composition of truss structure
Structure, the big steel column in center is fixedly connected by transverse truss with small steel column at stake position, is connected at the stake position between small steel column
Have and be connected between longitudiual truss, the small steel column in the stake position in transverse truss, the overall cage structure provided with sump is held, it is described
Overall cage structure is provided with operating platform, the operating platform and appearance sump and is provided with pile gripper.Aforementioned patents disclose one
Cage structure is planted, but its structure is excessively complicated, high processing costs, site operation is difficult, and cost of transportation is too high, is unfavorable for pushing away
Extensively.
Number of patent application：201010106246.9 a kind of self-displacement universal adjustable pile driving frame and its application method are disclosed,
It is characterized in that：Pile driving frame can be appointed using fully automatic hydraulic wrapping device in the presence of guiding oil cylinder around the longitudinal axis, transverse axis
The inclination for angle of anticipating simultaneously can be with around hinge activity；Automatic piling frame can do vertical and horizontal movement.Its application method include with
Lower step：After being positioned for crane ship, pile driving position is preset, positions and locks, passes through the flexible around horizontal stroke of guiding oil cylinder itself
Axle and the longitudinal axis swing and drive the rotation of fully automatic hydraulic wrapping device to realize universal inclination, foundation pile is hung fully automatic hydraulic
Inside wrapping device, fully automatic hydraulic wrapping device clamps piling bar and automatic capturing center.Aforementioned patents disclose a kind of guiding
Frame structure and its application method, solve the problem of can beating any direction taper pile during driving piles, and once can be along ship in position
The many piles of longitudinal axis injection, but the patent and unresolved ship once stay position can injection whole clump of piles the problem of.
Number of patent application：200520110162.7 disclosing a kind of underwater pile driving leads device, include a supporting plate and one and hit
An at least connecting plate is provided with pin, the supporting plate, and the supporting plate center is provided with a striker accommodating hole；It is described to hit
Pin is located in the striker accommodating hole, and is connected by easily broken rope with the supporting plate, and is provided with one at the top of striker
Signal wire.The utility model can be very good to apply visibility than in relatively low underwater pile driving operation, avoiding using ROV or
The deficiency of person diver's observation, but its defect is that driving depth only to single stake is controlled, and unresolved injection taper pile
And the problem of a clump of piles.
Number of patent application：201220262484.3 disclose a kind of about beating that H profile steel and steel sheet pile construction are integrally completed
Stake positioning guiding rack, it is characterized in that：Leading truck is stereoscopic rectangular framework, and top is provided with workbench, and steel plate links top and set
There are two blocks of steel plates, main body rectangular base is provided with steel plate, and top and bottom leading truck is provided with corresponding piling location leading truck,
Several trapezoidal steel sheet pile guide pipes are provided with some H profile steel pilot hole supports, are provided between guide pipe connection and lead adjusting means
And wirerope, the left and right junction difference for being respectively arranged on the left side and the right side locator, leading truck and main body rectangular frame of leading truck
Provided with level(l)ing device.The defect of the structure is leading truck only with being used to control the H profile steel and steel plate along axis injection
Stake, and the problem of unresolved injection taper pile and a clump of piles.
Number of patent application：201510023908.9 a kind of rotary marine piling saddle is disclosed, it is characterized in that：Including fixed
Position piling bar, saddle and pile gripper, the saddle include upper strata saddle and lower floor's saddle, and upper strata saddle and lower floor's saddle include respectively
Fixed truss, standard paragraphs truss and positioning truss, fixed truss, standard paragraphs truss and positioning truss are sequentially connected from back to front,
It is connected with pile gripper on the positioning truss, the upper strata saddle is connected integral same group by covering tubular truss with lower floor saddle
Sleeve pipe is connected with the inside of piling saddle, described sleeve pipe truss, described sleeve pipe lower end is connected with ring flange, the positioning piling bar lower end
Provided with bracket, the bracket reserves jack provided with bracket, and described sleeve pipe is plugged on positioning piling bar, and its ring flange passes through latch
It is connected with bracket.The defect of the structure is that upper strata saddle and lower floor's saddle are connected as overall structure by covering tubular truss, causes to lead
Frame weight is larger, is difficult rotation, and overall structure is excessively complicated, high processing costs, and site operation is difficult, and cost of transportation is too high, no
Beneficial to popularization.
Utility model content
It is an object of the invention to overcome the defect of prior art, and provide a kind of rotary marine piling saddle and a clump of piles waterborne
Basic piling technique, can be achieved being accurately positioned for foundation pile, the taper pile of any radius of injection and angle realizes that a ship is applied in position
Beat whole multi-column pier foundations.
The present invention to achieve the above object, is achieved through the following technical solutions, a kind of water of rotary marine piling saddle
Upper multi-column pier foundation piling technique, an interim guide pile is set in multi-column pier foundation center, and install rotary marine piling
Saddle is as construction operation platform and measuring table, the plan-position of rotary marine piling saddle regulation control foundation pile, tiltedly
Degree, absolute altitude；Pile hammer is lifted by crane ship or other crane gears and carries out foundation pile piling construction, by rotary
Marine piling saddle adjusts distance of stretch out and draw back and the anglec of rotation, you can carry out construction of pile groups；Specific implementation step is as follows：
The first, rotary marine piling saddle is installed
Rotary marine piling saddle, including guide pile, upper and lower layer saddle and pile gripper, it is characterized in that：The guide pile
Upper end is connected with guide pile upper strata ring flange, and its lower end is connected with guide pile lower floor ring flange, the upper and lower layer ring flange of guide pile
Upper and lower layer saddle base is respectively and fixedly connected with, the upper and lower layer saddle base upper surface is respectively arranged with upper and lower layer saddle base
On bolt hole, the upper and lower layer saddle base upper and lower layer saddle external extension machine is respectively fixed with by inserting the bolt of bolt hole
Structure；
(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 ring flange are connected；
(3) upper strata saddle is installed：Upper strata saddle base is connected with guide pile upper strata ring flange；
(4) according to the plan-position of foundation pile and gradient requirement, the outer elongation of upper and lower layer saddle external extension mechanism is adjusted
Degree, and fixed with upper and lower layer saddle base；
(5) the pile gripper sideboard positioned at upper and lower layer saddle external extension device front end is opened；
2nd, lay foundation stake
(6) crane ship or other crane gear loop wheel machines hang in foundation pile in pile gripper, close the sideboard of pile gripper；
(7) start the thrustor on pile gripper, finely tune plan-position and the gradient of foundation pile；
(8) crane ship or other crane gear loop wheel machine gib heads decline, and foundation pile is sunk to mud certainly；
(9) foundation pile top is inserted in or clamped to crane ship or other crane gear loop wheel machines lifting pile hammer, and foundation pile is sunk
Enter designed elevation；
(10) sideboard positioned at upper and lower layer saddle external extension device front end is opened；
(11) upper and lower layer saddle external extension mechanism and the fixation of saddle base are released, by upper and lower layer saddle external extension mechanism
Retract；
(12) fixation of upper and lower layer saddle and the upper and lower layer ring flange of guide pile is released；
(13) according to the plan-position of next foundation pile, upper and lower layer saddle is rotated to next stake entirely around guide pile
Position；
(14) repeat step (2)~(13), until whole foundation pile constructions are finished；
(15) upper and lower layer saddle is removed；
(16) guide pile is extracted；
Repeat the above steps the basic piling construction of next group of progress.
The upper and lower layer saddle external extension mechanism shape of cross section is in concave, upper and lower layer saddle external extension mechanism point
Longitudinally do not roll or slide along upper and lower layer saddle base；Pile gripper is provided with the upper and lower layer saddle external extension mechanism, institute
State pile gripper to set in cross-shaped symmetrical, the sideboard that the upper and lower layer saddle external extension device front end installs pile gripper leads to
Cross the sideboard that bearing pin pin joint is configured to open closure.
The upper and lower layer saddle base plane shape is rectangular, and levels saddle base method is respectively arranged with its plane
Ring flange jack is evenly equipped with around blue disk, ring flange annulus, the ring flange jack is inserted with the upper and lower layer ring flange of guide pile respectively
Hole is corresponded.
The upper and lower layer saddle uses shaped steel.
The guide pile top and bottom are respectively separated provided with the upper and lower layer ring flange ox of some guide piles along its circumference
The upper and lower layer ring flange of guide pile, the upper and lower layer method of guide pile have been respectively and fixedly connected with leg, the upper and lower layer ring flange bracket of guide pile
Blue disk and upper and lower layer saddle base are affixed.
The pile gripper uses annular hydraulic pile gripper or square guiding pile gripper.
Beneficial effect：Compared with prior art, the present invention has simple in construction, cheap, easy construction, and can circulate makes
With the characteristics of, foundation pile can be achieved and is accurately positioned, the taper pile of any radius of injection and angle realizes that a ship is stayed position and can applied
Whole multi-column pier foundations are beaten, efficiency of construction can be greatly improved, ship machine operating expenses is reduced.
Brief description of the drawings
Fig. 1 is the structural facades schematic diagram of the present invention；
Fig. 2 is guide pile structural representation；
Fig. 3 is guide pile ring flange schematic cross-section A-A；
Fig. 4 is lower floor's saddle elevation；
Fig. 5 is lower floor's saddle platform plane figure；
Fig. 6 is the overhanging mechanism floor map of lower floor's saddle；
Fig. 7 is lower floor's saddle platform and the overhanging mechanism connection diagram of lower floor's saddle.
In figure：Under 1- guide piles, 2- upper stratas saddle base, 3- upper stratas saddle external extension mechanism, 4- lower floors saddle base, 5-
Layer saddle external extension mechanism, 6- foundation piles, 7- guide piles upper strata ring flange, 8- guide piles lower floor ring flange, 9- guide piles upper strata
Ring flange bracket, 10- guide piles lower floor ring flange bracket, 11- guide piles lower floor ring flange jack, 12- saddle bolts of lower base hole,
13- saddle external extensions mechanism bolt hole, 14- pile grippers, 15- saddle base flange plates, 16- ring flange jacks, 17- active catchs
Plate.
Embodiment
Below in conjunction with preferred embodiment, to as follows according to the specific implementation method of the invention provided：
Accompanying drawing 1-7 is referred to, the present embodiment provides a kind of rotary marine piling saddle, including guide pile 1, upper and lower layer are led
Frame and pile gripper, the guide pile upper end are connected with guide pile upper strata ring flange 7, and its lower end is connected with guide pile lower floor ring flange
8, upper and lower layer saddle base 2,4, the upper and lower layer saddle base upper surface have been respectively and fixedly connected with the upper and lower layer ring flange of guide pile
It is respectively arranged with the bolt point by inserting bolt hole on upper and lower layer saddle bolt of lower base hole 12, the upper and lower layer saddle base
Upper and lower layer saddle external extension mechanism 3,5 is not fixed with, and it is overhanging that upper and lower layer saddle external extension mechanism is correspondingly arranged upper and lower layer saddle
Contracting mechanism bolt hole 13.The upper and lower layer saddle external extension mechanism shape of cross section is in concave, and upper and lower layer saddle is overhanging
Contracting mechanism is longitudinally rolled or slided along upper and lower layer saddle base respectively, upper and lower layer saddle external extension mechanism and upper and lower layer saddle
Base is fixed by inserting bolt.Pile gripper 14 is provided with the upper and lower layer saddle external extension mechanism, the pile gripper is in ten
Font is symmetrical arranged, and the sideboard that the upper and lower layer saddle external extension device front end installs pile gripper passes through bearing pin pin joint structure
Into the sideboard 17 of closure can be opened.The upper and lower layer saddle base plane shape is rectangular, is set respectively in its plane
Have and ring flange jack 16 is evenly equipped with around levels saddle base flange plate 15, ring flange annulus, the ring flange jack difference
Corresponded with the upper and lower layer ring flange jack of guide pile.The upper and lower layer saddle uses shaped steel.The guide pile upper end is with
End is respectively separated provided with the upper and lower layer ring flange bracket 9,10 of some guide piles, the upper and lower layer ring flange ox of guide pile along its circumference
The upper and lower layer ring flange of guide pile is respectively and fixedly connected with leg, the upper and lower layer ring flange of guide pile is consolidated with upper and lower layer saddle base
Connect.The pile gripper uses annular hydraulic pile gripper or square guiding pile gripper.
Use marine High-Rise Pile Cap Foundation taper pile hang up and beat leading truck construction technological process for：
(1) processing and fabricating guide pile, saddle and pile gripper, guide pile are up-thin-low-thick structure, and guide pile is provided with positioning
Stake upper strata ring flange and guide pile lower floor ring flange；Saddle is divided into upper strata saddle and lower floor's saddle, and upper strata saddle is led including upper strata
Frame base and the overhanging mechanism of upper strata saddle, lower floor's saddle include lower floor's saddle base and the overhanging mechanism of lower floor's saddle, and upper and lower layer is led
The saddle base and overhanging mechanism of frame are bolted, and overhanging mechanism outer end is arranged with pile gripper；
(2) piling positioning：The center of multi-column pier foundation is measured using GPS positioning system, pile driving barge stays position, crane
Guide pile is lifted by crane, and the direction of guide pile upper flange plate is adjusted before pile sinking, guide pile is from sinking to after mud, and lifting vibration hammer will be fixed
Position stake is sink to specified elevation location；
(3) lower floor's saddle is installed：Lower floor's saddle base and saddle external extension mechanism of lower floor are connected as overall lower floor's saddle,
Tidewater carries out lower floor's saddle installation when being less than guide pile lower floor ring flange, and crane slings lower floor's saddle, slow transits through positioning
Stake upper strata ring flange is placed on guide pile lower floor ring flange, and adjusts the horizontal plane angle of lower floor's saddle, makes lower floor's saddle bottom
16 positions of seat ring flange jack are corresponding with 11 positions of guide pile lower floor ring flange jack, are screwed into bolt and are fixed.Lower floor's saddle
After installation, the collapsing length of adjustment lower floor saddle external extension mechanism is reached after design length, by bolt by lower floor's saddle
External extension mechanism is connected on lower floor's saddle base；
(4) upper strata saddle is installed：Upper strata saddle base and upper strata saddle external extension mechanism are connected as overall upper strata saddle,
Crane, which slings upper strata saddle, to be placed on the ring flange of guide pile upper strata, is adjusted the horizontal plane angle of upper strata saddle, is made upper strata
The jack position of saddle platform flange disk is corresponding with guide pile upper strata ring flange jack position, and with the direction one of lower floor saddle
Cause, be then screwed into bolt and be fixed.After the saddle installation of upper strata, the collapsing length of upper strata saddle external extension mechanism is adjusted,
Reach after design length, saddle overhanging mechanism 3 in upper strata is connected on the saddle base of upper strata by bolt；
(5) foundation pile staking out：The sideboard of upper and lower layer saddle external extension mechanism is opened, and crane loading foundation pile is put
The steady stake device of the shipboard string that enters to drive piles makes foundation pile 6 from mud is sunk to, and crane loading vibration hammer is simultaneously clamped at the top of foundation pile, by what is drowned oneself
Foundation pile is extracted, and is hung in lower floor's saddle pile gripper 14, makes foundation pile and the interior side contacts of lower floor's saddle pile gripper 14, and protect
Hold foundation pile and do not enter mud, bar of then lying prone tilts foundation pile, into the saddle pile gripper of upper strata, by upper and lower layer saddle external extension
The sideboard of mechanism is closed, and completes the staking out and gradient adjustment of foundation pile；
(6) pile vibrosinking：Open vibration hammer and foundation pile is sunk down into designed elevation position；When stake top absolute altitude is led less than upper strata
During frame absolute altitude, stop pile sinking when stake top absolute altitude is away from upper strata saddle pile gripper 1.0~2.0m positions, open upper strata saddle external extension machine
The sideboard of structure, the bolt for connecting upper strata saddle base and upper strata saddle external extension mechanism is unclamped, and upper strata saddle is overhanging
Contracting mechanism retracts along upper strata saddle base, and later on vibration hammer continues pile sinking, and foundation pile is sink into designed elevation position；
(7) saddle rotates：Construct after pile foundation stake 6, opened lower floor's saddle activity of saddle external extension mechanism of lower floor
Baffle plate 17, the bolt for connecting lower floor's saddle base and saddle external extension mechanism of lower floor is unclamped, by saddle external extension mechanism of lower floor
Retracted along lower floor's saddle base, and the bolt on connection lower floor's saddle base and guide pile lower floor ring flange is unclamped, by lower floor
Saddle rotates an angle to next pile driving position, then with bolt lower floor's saddle base flange plate and guide pile lower floor method
Blue disk is retightened, the collapsing length of saddle external extension mechanism of adjustment lower floor, is reached after design requirement, is led lower floor by bolt
Frame external extension mechanism is connected on lower floor's saddle base.Upper strata saddle is rotated into an angle and fixation, it operates implementation steps
It is identical with lower floor saddle；
(8) repeat step (5)~(7), designed elevation position is sink to by remaining foundation pile 6 of multi-column pier foundation.
(9) extricate oneself from a predicament and brace oneself up to action guide pile：After the completion of multi-column pier foundation construction, saddle is removed, guide pile is clamped, opened by lifting vibration hammer
Vibration hammer extracts guide pile, completes the construction of a multi-column pier foundation.
It is above-mentioned that leading truck and its construction technology progress are hung up and beaten to a kind of marine High-Rise Pile Cap Foundation taper pile with reference to embodiment
Detailed description, be illustrative rather than limited, can include several embodiments according to limited scope, thus
Changing and modifications under present general inventive concept is not departed from, should be belonged within protection scope of the present invention.
Claims (6)
1. a kind of multi-column pier foundation piling technique waterborne of rotary marine piling saddle, it is characterized in that：In multi-column pier foundation centre bit
Put and set an interim guide pile, and rotary marine piling saddle is installed as construction operation platform and measuring table, rotation
The plan-position of formula marine piling saddle regulation control foundation pile, gradient, absolute altitude；By crane ship or other rise and reset
Standby lifting pile hammer carries out foundation pile piling construction, and distance of stretch out and draw back and the anglec of rotation are adjusted by rotary marine piling saddle,
Construction of pile groups can be carried out；Specific implementation step is as follows：
The first, rotary marine piling saddle is installed
Rotary marine piling saddle, including guide pile and upper and lower layer saddle, the guide pile upper end is connected with guide pile upper strata
Ring flange, its lower end, which is connected with, to be respectively and fixedly connected with upper and lower layer on guide pile lower floor ring flange, the upper and lower layer ring flange of guide pile and has led
Frame base, the upper and lower layer saddle base upper surface is respectively arranged with upper and lower layer saddle bolt of lower base hole, and the upper and lower layer is led
On frame base upper and lower layer saddle external extension mechanism is respectively fixed with by inserting the bolt of bolt hole；
(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 ring flange are connected；
(3) upper strata saddle is installed：Upper strata saddle base is connected with guide pile upper strata ring flange；
(4) according to the plan-position of foundation pile and gradient requirement, the extension of upper and lower layer saddle external extension mechanism is adjusted, and
Fixed with upper and lower layer saddle base；
(5) the pile gripper sideboard positioned at upper and lower layer saddle external extension device front end is opened；
2nd, lay foundation stake
(6) crane ship or other crane gear loop wheel machines hang in foundation pile in pile gripper, close the sideboard of pile gripper；
(7) start the thrustor on pile gripper, finely tune plan-position and the gradient of foundation pile；
(8) crane ship or other crane gear loop wheel machine gib heads decline, and foundation pile is sunk to mud certainly；
(9) foundation pile top is inserted in or clamped to crane ship or other crane gear loop wheel machines lifting pile hammer, and foundation pile is sunk to and set
Count absolute altitude；
(10) sideboard positioned at upper and lower layer saddle external extension device front end is opened；
(11) upper and lower layer saddle external extension mechanism and the fixation of saddle base are released, upper and lower layer saddle external extension mechanism is contracted
Return；
(12) fixation of upper and lower layer saddle and the upper and lower layer ring flange of guide pile is released；
(13) according to the plan-position of next foundation pile, upper and lower layer saddle is rotated to next position entirely around guide pile；
(14) repeat step (2)~(13), until whole foundation pile constructions are finished；
(15) upper and lower layer saddle is removed；
(16) guide pile is extracted；
Repeat the above steps the basic piling construction of next group of progress.
2. the multi-column pier foundation piling technique waterborne of rotary marine piling saddle according to claim 1, it is characterized in that：Institute
Upper and lower layer saddle external extension mechanism shape of cross section is stated in concave, upper and lower layer saddle external extension mechanism is respectively along upper and lower
Layer saddle base is longitudinally rolled or slided；Pile gripper is provided with the upper and lower layer saddle external extension mechanism, the pile gripper is in
Cross-shaped symmetrical is set, and the sideboard that the upper and lower layer saddle external extension device front end installs pile gripper passes through bearing pin pin joint
It is configured to open the sideboard of closure.
3. the multi-column pier foundation piling technique waterborne of rotary marine piling saddle according to claim 1 or 2, its feature
It is：The upper and lower layer saddle base plane shape is rectangular, and levels saddle base flange plate is respectively arranged with its plane,
Be evenly equipped with ring flange jack around ring flange annulus, the ring flange jack respectively with the upper and lower layer ring flange jack one of guide pile
One correspondence.
4. the multi-column pier foundation piling technique waterborne of rotary marine piling saddle according to claim 3, it is characterized in that：Institute
State upper and lower layer saddle and use shaped steel.
5. the multi-column pier foundation piling technique waterborne of rotary marine piling saddle according to claim 1, it is characterized in that：Institute
Guide pile top and bottom are stated to be respectively separated provided with the upper and lower layer ring flange bracket of some guide piles along its circumference, on guide pile,
Be respectively and fixedly connected with the upper and lower layer ring flange of guide pile on lower floor's ring flange bracket, the upper and lower layer ring flange of guide pile with it is upper and lower
Layer saddle base is affixed.
6. the multi-column pier foundation piling technique waterborne of rotary marine piling saddle according to claim 1 or 2, its feature
It is：The pile gripper uses annular hydraulic pile gripper or square guiding pile gripper.
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| Application Number | Priority Date | Filing Date | Title |
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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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| CN114482037B (en) * | 2022-01-11 | 2023-03-10 | 中交四航工程研究院有限公司 | Directional position-adjusting deviation-correcting device and method for inclined pile hoisting construction |
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| CN105464117A (en) | 2016-04-06 |
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