CN109989403A - A kind of piling positioning tooling - Google Patents
A kind of piling positioning tooling Download PDFInfo
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- CN109989403A CN109989403A CN201910420358.2A CN201910420358A CN109989403A CN 109989403 A CN109989403 A CN 109989403A CN 201910420358 A CN201910420358 A CN 201910420358A CN 109989403 A CN109989403 A CN 109989403A
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- 238000007667 floating Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
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Classifications
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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
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/52—Submerged foundations, i.e. submerged in open water
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
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- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
This application discloses a kind of piling positioning toolings, for installing piling bar on sea bed, comprising: can extend into sea bed, multiple negative pressure cylinders piling positioning tooling being fixed on sea bed；It is one-to-one coaxially connected with negative pressure cylinder, and it is located at multiple guide cylinders at the top of negative pressure cylinder, guide cylinder is used to piling bar being directed to sea bed；It is connect with guide cylinder, and top can stretch out the support construction on sea；Setting on the support structure, and is located at the operating platform on sea.Above-mentioned piling positioning tooling, the pile sinking of piling bar can be made to operate and can simpler, easily and efficiently realize, it enables construction efficiency be further improved, shortens construction period, reduce construction cost, and also by way of being coaxially disposed guide cylinder and negative pressure cylinder, the volume of piling positioning tooling is enabled to be reduced, structure is simplified, and construction precision is higher, manufacturing cost is not only saved, but also improves the working performance of piling positioning tooling.
Description
Technical field
The present invention relates to offshore wind farm technical field, in particular to a kind of piling positioning tooling.
Background technique
For 30-60m depth of water sea area offshore wind plant wind turbine foundation type selecting, first stake method jacket foundation pattern has larger excellent
Gesture, how to reduce offshore construction cost becomes the key that the foundation pattern promotes and applies.Currently, first stake method piling construction scheme has
Three kinds of positioning tool patterns such as auxiliary pile+floating platform, auxiliary pile+mud mat, split type (guide cylinder+negative pressure cylinder).
In above-mentioned three kinds of positioning tools, auxiliary pile+floating platform pattern, construction efficiency is more low, and auxiliary pile+
The pattern of mud mat, then construction cost is higher, relative to both patterns, although guide cylinder+negative pressure cylinder pattern construction efficiency
All make moderate progress with construction cost, but still ideal not to the utmost, and its there is also the problems that structure is complicated, working performance is bad.
Summary of the invention
In view of this, the construction efficiency of pile sinking can be further promoted the present invention provides a kind of piling positioning tooling,
Construction cost is reduced, and also self structure is enabled to be simplified, working performance is improved.
In order to achieve the above object, the invention provides the following technical scheme:
A kind of piling positioning tooling, for installing piling bar on sea bed, comprising:
It can extend into sea bed, the multiple negative pressure cylinders piling positioning tooling being fixed on sea bed；
It is one-to-one coaxially connected with the negative pressure cylinder, and it is located at multiple guide cylinders at the top of the negative pressure cylinder, it is described to lead
It is used to the piling bar being directed to sea bed to cylinder；
It is connect with the guide cylinder, and top can stretch out the support construction on sea；
It is arranged in the support construction, and is located at the operating platform on sea.
Preferably, in above-mentioned piling positioning tooling, the negative pressure cylinder includes inner cylinder and is set in outer on the outside of the inner cylinder
Cylinder passes through connection strength plate connection between the inner cylinder and the outer cylinder.
Preferably, in above-mentioned piling positioning tooling, the system for realizing the negative pressure cylinder pressure variation includes filling draining system
System and inflating and exhausting system.
Preferably, in above-mentioned piling positioning tooling, the support construction includes:
With the bracket that all guide cylinder is connect；
Connection on the bracket, and is stood positioned at the center in the centre for the polygon that all guide cylinders surround
Column, the top of the center stand column stretch out sea and support the operating platform.
Preferably, in above-mentioned piling positioning tooling, the top end opening of the guide cylinder is horn mouth, the bottom of the guide cylinder
End is extend into the negative pressure cylinder.
Preferably, in above-mentioned piling positioning tooling, the horn mouth is the inclination horn mouth of the highly gradient of open edge,
And the position height near the center stand column of the open edge is maximum.
Preferably, in above-mentioned piling positioning tooling, what the inner wall of the guide cylinder protruded above is provided with multilayer guide frame,
Every layer of guide frame includes the multiple guiding strength plates being distributed around the axis of the guide cylinder.
Preferably, in above-mentioned piling positioning tooling, in the guide frame nearest apart from the horn mouth, described in whole
The top edge for being oriented to strength plate is curved edge, so that the top opening of the guide frame is horn mouth.
Preferably, in above-mentioned piling positioning tooling, the center stand column is hollow structure, and the bottom of the center stand column
End sealing, top is equipped with dismountable rain cover.
Preferably, in above-mentioned piling positioning tooling, what the inner wall of the center stand column protruded above be provided with guide frame and
Mounting structures, the guide frame can be oriented to the component entered in the center stand column inner cavity, the support knot
Structure can be supported the component entered in the center stand column inner cavity.
Preferably, in above-mentioned piling positioning tooling,
The guide frame is arranged close to the top of the center stand column, and equal including the axis around the center stand column
Multiple guiding strength plates of distribution, and all the top edge of the guiding strength plate is curved edge, so that the guide frame
Top opening be horn mouth；
The mounting structures are arranged close to the bottom end of the center stand column, and equal including the axis around the center stand column
Multiple support strength plates of distribution.
Preferably, in above-mentioned piling positioning tooling, multistage scale, every section of institute are provided on the periphery wall of the center stand column
Scale is stated along the axial direction distribution of the center stand column, all scale and all a pair of positive setting of the guide cylinder one.
Preferably, in above-mentioned piling positioning tooling, the start index line of the scale and the highest portion of the open edge
Position is concordant, and the termination graduation mark of the scale is located on sea.
Preferably, in above-mentioned piling positioning tooling, the edge of the operating platform is provided with the diameter along the center stand column
To multiple trench structures of stretching, the trench structure and the one-to-one setting of the guide cylinder, and enter the groove profile knot
The piling bar in structure opening, it is coaxial with the guide cylinder under the limit of the trench structure.
Preferably, in above-mentioned piling positioning tooling, the filling and drainage system is connected to the pipeline of the inflating and exhausting system
All negative pressure cylinders, and extend to the operating platform, and with the filling and drainage system that is arranged on the operating platform
It is connected with the power-equipment of the inflating and exhausting system with control equipment.
Preferably, it in above-mentioned piling positioning tooling, is provided in the center stand column and is climbed with what the operating platform was connected to
Ladder, and the falling proof device with ladder cooperation.
Piling positioning tooling provided by the invention realizes entire piling positioning tooling on sea bed by multiple negative pressure cylinders
Fixation, since multiple guide cylinders are one-to-one coaxially connected with multiple negative pressure cylinders, so being located on sea bed by negative pressure cylinder
While, the accurate positioning of negative pressure cylinder is achieved that, and then the accurate guiding to piling bar can be realized by guide cylinder, to enable
The pile sinking operation of piling bar simpler, can be realized easily and efficiently, shift to install relative to existing negative pressure cylinder and guide cylinder
Structure, enable construction efficiency be further improved, shorten construction period, reduce construction cost, and also pass through
The mode for being coaxially disposed guide cylinder and negative pressure cylinder, enables the volume of piling positioning tooling be reduced, and structure is simplified, construction
Precision is higher, not only saves manufacturing cost, but also improves the working performance of piling positioning tooling.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the axonometric drawing of piling positioning tooling provided in an embodiment of the present invention；
Fig. 2 is the main view of piling positioning tooling.
In figure 1 above and Fig. 2:
1- negative pressure cylinder, 2- guide cylinder, 3- operating platform, 4- bracket, 5- center stand column, 6- horn mouth, 7- trench structure, 8-
Pipeline, 9- ladder；
101- inner cylinder, 102- outer cylinder.
Specific embodiment
The present invention provides a kind of piling positioning toolings, can further promote the construction efficiency of pile sinking, reduce construction
Cost, and also self structure is enabled to be simplified, working performance is improved.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of piling positioning tooling, at sea wind power plant is applied
During work, it is suitable for more pile-type formulas elder generation stake method jacket basis piling constructions such as three, four, enables attached drawing only in the present embodiment
Illustrate four pile-type formula elder generation stake method jacket basis piling construction piling positioning toolings, remaining more pile-type formula and shown attached drawing class
Seemingly.The piling positioning tooling mainly includes negative pressure cylinder 1, guide cylinder 2, support construction and operating platform 3, in which: negative pressure cylinder 1 is more
It is a, and entire piling positioning tooling is supported and fixed by the cooperation of multiple negative pressure cylinders 1 realization, when work, extend into sea
In bed, and it is located at the mud face of sea bed hereinafter, as shown in Fig. 2, passing upper load using the basis as entire piling positioning tooling
It passs in sea bed；The top of negative pressure cylinder 1 is arranged in guide cylinder 2, is located at mud face or more, as shown in Fig. 2, being mainly used for piling bar under
During sinking to seabed, piling bar is oriented to, so that piling bar accurately falls in scheduled fixed position, compared with the existing technology
Mode that middle guide cylinder 2 and negative pressure cylinder 1 shift to install (i.e. the side of negative pressure cylinder 1 is arranged in guide cylinder 2 in the prior art), this reality
It applies example and enables the one-to-one surface for being connected to multiple negative pressure cylinders 1 of multiple guide cylinders 2, i.e. the two coaxial arrangement, such as Fig. 1 and Fig. 2
It is shown, it is being pre-positioned so as to while negative pressure cylinder 1 is accurately located on sea bed predetermined position, realize guide cylinder 2
The accurate positioning set enables piling bar that can directly reach scheduled installation site under the guiding of guide cylinder 2；Support construction is connected to
On guide cylinder 2 as, guide cylinder 2 can also regard to the component part of support construction in the present embodiment, support construction by with guiding
The connection with negative pressure cylinder 1 is realized in 2 connection of cylinder, and the top of support construction has also been extend out on sea, while being tied in support
The top that structure stretches out sea is provided with operating platform 3, allows the operator to carry out auxiliary operation onto operating platform 3,
Specifically, the operating platform 3 can integrate measurement, cutting, negative pressure cylinder constructing operation, feed the multiple functions such as stake.
The piling positioning tooling of above structure, the side that middle guide cylinder 2 and negative pressure cylinder 1 shift to install compared with the existing technology
Formula can be such that construction efficiency is further promoted, shorten construction period, reduce construction cost, and also by making
The mode that guide cylinder 2 and negative pressure cylinder 1 are coaxially disposed, enables the volume of piling positioning tooling be reduced, and structure is simplified, construction
Precision is higher, not only saves manufacturing cost, but also improves the working performance of piling positioning tooling.
In order to advanced optimize technical solution, in piling positioning tooling provided in this embodiment, as shown in Fig. 2, it is preferred that negative
Pressure cylinder 1 includes inner cylinder 101 and the outer cylinder 102 for being set in 101 outside of inner cylinder, passes through connection strength plate between inner cylinder 101 and outer cylinder 102
Connection.The setting structure of inside and outside two layered cylinder is enabling negative pressure cylinder 1 and sea bed have enough contact surfaces relative to the structure of single layer cylinder
While product is to guarantee support, fixed effect, the height of negative pressure cylinder 1 can be significantly reduced, negative pressure cylinder 1 can also be dramatically increased
Bearing capacity, while increasing the rigidity of negative pressure cylinder 1, reduce buckling risk, and the wall thickness of negative pressure cylinder 1 can be effectively reduced, enables
The working performance of negative pressure cylinder 1 is increased dramatically.Connect specifically, connecting strength plate by multiple tracks between inner cylinder 101 and outer cylinder 102
It connects, and water, gas communicating passage is set at the top of connection strength plate, to facilitate negative pressure cylinder 1 and filling and drainage system cited below and fill
Exhaust system cooperating, meanwhile, the top of negative pressure cylinder 1 is connected with guide cylinder 2 by multiple tracks T-type strength plate.
In the present embodiment, the system that pressure change in negative pressure cylinder 1 is preferably realized includes filling and drainage system and inflating and exhausting system.
In the prior art, realize negative pressure cylinder 1 in pressure change system be filling and drainage system, the course of work are as follows: when negative pressure cylinder 1 with
When sea bed contacts and needs to enter inside sea bed, filling and drainage system is enabled to take the seawater inside negative pressure cylinder 1 away, so that negative pressure cylinder
1 inside is negative pressure state, and enables negative pressure cylinder 1 enter in sea bed (this process is known as injection) by negative pressure；When pile sinking has operated
Cheng Hou when needing to remove piling positioning tooling, enables inside water-filling of the filling and drainage system to negative pressure cylinder 1, so as to be inside negative pressure cylinder 1
High pressure conditions, and make negative pressure cylinder 1 remove (this process is known as ejecting) from sea bed by high pressure.But in practice of construction mistake
Cheng Zhong encounters the preferable situation of sea bed transmissibility sometimes, i.e., in ejection process, the water being filled into inside negative pressure cylinder 1 can be very
Fast penetrates into sea bed and flows away, and causes to cannot achieve negative by water-filling without having enough high pressures inside decree negative pressure cylinder 1
The smooth ejection of pressure cylinder 1.So in order to solve this problem, the present embodiment preferably while filling and drainage system is arranged, is also added
Inflating and exhausting system, when water-filling cannot achieve the ejection of negative pressure cylinder 1, then can by into negative pressure cylinder 1 inflate or water, gas it is same
When the mode that is filled with increase the pressure inside negative pressure cylinder 1, to guarantee the smooth ejection of negative pressure cylinder 1.Draining system is filled in setting
On the basis of system and inflating and exhausting system, not only needs that above-mentioned water, gas communicating passage is arranged inside negative pressure cylinder 1, also need
It to be opened up on the top cover of negative pressure cylinder 1 and fill drainage interface and charging and discharging interface, to realize negative pressure cylinder 1 and filling and drainage system and fill row
The normal connection of the pipeline 8 of gas system.
As depicted in figs. 1 and 2, support construction includes: the bracket 4 connecting with whole guide cylinders 2；It is connected on bracket 4, and
The center stand column 5 in the centre of the polygon surrounded positioned at whole guide cylinders 2, the top of center stand column 5 are stretched out sea and are propped up
Support operating platform 3.Bracket 4 includes top boom, lower boom, perpendicular web member, diagonal web member etc., passes through interconnection and and guide cylinder
Each guide cylinder 2 is linked as entirety by 2 connections, and preferred each guide cylinder 2 is located at the edge of bracket 4, bracket 4 in the present embodiment
It is cooperatively connected with each guide cylinder 2 at regular geometry, such as Fig. 1 and cuboid shown in Fig. 2, to enable guide cylinder
2 become the main stressed member of support construction.Center stand column 5 is located at the center of regular geometric shapes, by horizontal and vertical
Support be connected with guide cylinder 2, thus realize negative pressure cylinder 1, guide cylinder 2, support construction integrally connected, and also enable operation put down
Platform 3 also with 5 integrally connected of center stand column, and then enables entire piling positioning tooling become one structure.
In above-mentioned support construction, by setting center stand column 5 and operating platform 3, and make operator on operating platform 3
It assists the operation such as carrying out Current Collector Sleave hanging buckle, store, pluck button, construction efficiency can be obviously improved.Also, the top of center stand column 5
Outside is symmetrical arranged shaft type lifting lug used for hoisting, can be realized the lifting to entire piling positioning tooling by the lifting lug.In addition, this
Embodiment provide piling positioning tooling, only 4 center of bracket be arranged a center stand column 5, compared with the existing technology in
The structure of more root posts is set in the surrounding of bracket 4, the structure of piling positioning tooling can be enabled to be significantly simplified, it is heavy not only to enable
Transport, the installation of stake positioning tool are more convenient, and significantly reduce manufacturing cost.
As depicted in figs. 1 and 2, the top end opening of the present embodiment further preferably guide cylinder 2 is horn mouth 6, and guide cylinder 2
Bottom end is extend into negative pressure cylinder 1.During the pile driving process, due to needing to enter the piling bar to sink in guide cylinder 2, so in order to
Make to bear water impact and the piling bar that often shakes is easier enters in guide cylinder 2, enabling the top end opening of guide cylinder 2 is loudspeaker
Mouth 6.Because horn mouth 6 is flaring mouth, opening area is bigger, and more convenient piling bar finds accurately, enters.And enable guide cylinder 2
Bottom end extend into negative pressure cylinder 1, particularly, the bottom end of guide cylinder 2 is enabled to enter below the top cover of negative pressure cylinder 1, and with it is negative
The bottom absolute altitude of pressure cylinder 1 is concordant.Meanwhile setting multiple tracks strength plate, the inside top setting of guide cylinder 2 are multiple spare on the outside of horn mouth 6
Promote lifting lug.
As depicted in figs. 1 and 2, horn mouth 6 is the inclination horn mouth of the highly gradient of open edge, and open edge
Position height near center stand column 5 is maximum.Because on the basis of setting horn mouth 6, if enabling the opening of horn mouth 6
Edge is contour horizontal edge on 360 degree of surrounding of direction, then the piling bar shaken still has biggish probability and loudspeaker
Mouth 6 collides, so in order to further decrease collision probability, so that entering in guide cylinder 2 of being more easier of piling bar, preferably enables
Horn mouth 6 is that the inclination horn mouth of the highly gradient of open edge (understands, it is believed that inclination horn mouth is to pass through for convenience
Conventional horn mouth inclined cut forms), when specific operation, (piling bar and guiding when piling bar drops to 6 place height of horn mouth
The distance between cylinder 2 can be determined according to the subsequent scale mentioned), it is highest that the bottom end of specifically piling bar drops to open edge
When between position and minimum position, piling bar is made to stop decline, the horizontal displacement of piling bar generation by a small margin is then enabled, until making
Piling bar contacts (this tilt internal wall is generally the inner wall being located at below open edge highest position) with the tilt internal wall of horn mouth 6,
Then piling bar is enabled to continue the inside that piling bar can be directed to guide cylinder 2 by decline.In above process, piling bar and horn mouth 6
The case where may colliding, only piling bar may collide before stopping decline with the highest position of open edge,
This collision odds, it is much smaller relative to the probability collided with the horn mouth of horizontal opening, it has been obviously improved and has fed stake work
The efficiency of sequence.
And why preferred open edge the position height near center stand column 5 it is maximum, then said in subsequent content
It is bright.
More preferred, what the inner wall of guide cylinder 2 protruded above is provided with multilayer guide frame, and every layer of guide frame includes
The multiple guiding strength plates being distributed around the axis of guide cylinder 2.In the present embodiment, according to the absolute altitude that Pile feeder can reach,
The inside of guide cylinder 2 is provided with two sides guide frame, and why two layers of guiding knot is arranged in the different level in 2 inside of guide cylinder
Structure is the diameter in order to further reduce piling bar transit passage, i.e., can be in 2 inside shape of guide cylinder by setting guide frame
More accurate guiding role can be played to piling bar, order is led when piling bar passes through in this channel at the smaller channel of diameter
It is more prominent to effect.And it is preferred that the smaller channel of diameter is enclosed by multiple guiding strength plates that the axis around guide cylinder 2 is distributed
At, be because the structure is relatively simple, it is easy to manufacture, and cost is relatively low, so as preferred in the present embodiment
Structure.
Further, in guide frame further preferably nearest apart from horn mouth 6, the top edge for being all oriented to strength plate is
Curved edge, so that the top opening of guide frame is also horn mouth.So set, enabling to the opening of guide frame to be also
Horn mouth enables piling bar to enter in the smaller channel of diameter from easier in guide cylinder 2, so that construction efficiency can be with
It is further to be promoted.The horn mouth that the present embodiment is preferably directed structure is also to tilt horn mouth, and slope and 2 top of guide cylinder
The bell-mouthed slope of inclination it is identical.
Specifically, preferred center column 5 is hollow structure, and the bottom end seal of center stand column 5, top are equipped with removable
The rain cover unloaded.In the present embodiment, center stand column 5 not only can be used as main stress component, it can also be enabled for sealed bottom
Hollow structure, so that center stand column 5 can be by bigger buoyancy, and then it can be by the buoyancy of seawater, significantly
Reduce the load stress of negative pressure cylinder 1, applicability of the enhancing negative pressure cylinder 1 to different geological conditions.And it is set on the top of center stand column 5
Rain cover (rain cover both can connect in center stand column 5, also can connect on operating platform 3) is set, can reliably be prevented
Piling positioning tooling is being operated under the operating condition in place such as wind sheltering, and rainwater etc. enters in the inner cavity of center stand column 5 and causes center vertical
The case where 5 buoyancy of column reduces.
In addition, enabling center stand column 5 is hollow structure, parking space can also be provided for component, such as center stand column 5 is interior
Chamber can provide proportional space for the vertical storage of Pile feeder.It can be realized as the inner cavity of center stand column 5 by dismounting rain cover
Opening and closing.
In addition, the inner wall of center stand column 5 protrude above be provided with guide frame and mounting structures, guide frame can into
Enter to the component in 5 inner cavity of center stand column and be oriented to, mounting structures can to the component entered in 5 inner cavity of center stand column into
Row support.When the inner cavity of center stand column 5 is for when storing Pile feeder, the guide frame in 5 inner cavity of center stand column can be to being put into
Pile feeder play guiding role, and Pile feeder can then be supported, is centrally located in the inner cavity of column 5 by mounting structures, with
Promote the storage effect of center stand column 5.The present embodiment is it is also preferred that be located in 5 inner cavity of center stand column and close to 5 top of center stand column
The guide frame of setting is identical as the guide frame inside guide cylinder 2, i.e., guide frame include around center stand column 5 axis it is equal
Multiple guiding strength plates of distribution, and all the top edge of guiding strength plate is curved edge, so as to be opened at the top of guide frame
Mouth is horn mouth；Likewise, mounting structures is enabled also to use similar structures, i.e., the support knot being arranged close to the bottom end of center stand column 5
Structure includes: the multiple support strength plates being distributed around the axis of center stand column 5.
In the present embodiment, in order to further enhance the working effect of piling positioning tooling, on the periphery wall for enabling center stand column 5
It is provided with multistage scale, every section of scale is along the axial direction distribution of center stand column 5, during the position where whole scales is evenly distributed on
In the circumferential direction of heart column 5, so that whole scales and a pair of positive setting of whole guide cylinders 2 one, i.e. every section of scale and each guide cylinder 2
To positive setting, and the start index line of further preferably scale is concordant with the highest position of open edge, the termination graduation mark of scale
On sea.Scale is drawn in the peripheral direction of center stand column 5, vertical reference can be provided to feed stake process, it may be assumed that due to
0 point of scale is concordant with the highest position of the open edge of horn mouth 6, so by scale numerical value corresponding to observation sea,
The distance between horn mouth 6 and sea can be immediately arrived at, then by the way that scale is arranged on piling bar, piling bar can be indicated
Underwater penetration, it will be able to obtain piling bar and inclination the distance between horn mouth 6 in real time by calculating, enable pile sinking operation can be more
Add accurate, convenient progress, further improve construction efficiency.
In addition, obtaining between inclination horn mouth 6 and sea in the case where distance by above-mentioned scale, operation ship machine is being learnt
Under the premise of draft, it will be able to judge whether operation ship machine can be with undersea guiding when close to piling positioning tooling
Cylinder 2 collides, to facilitate the progress of construction.
As depicted in figs. 1 and 2, the edge of the further preferred operating platform 3 of the present embodiment is provided with the diameter along center stand column 5
To multiple trench structures 7 of stretching, the trench structure 7 and the one-to-one setting of guide cylinder 2, and enter the opening of trench structure 7
In piling bar, it is coaxial with guide cylinder 2 under the limit of trench structure 7.That is, construction when, due to guide cylinder 2 sink to sea with
Under, so the position of guide cylinder 2 can not be directly determined on sea, inconvenience is brought to construction, and the present embodiment is in order to mention
The convenience of height construction and the efficiency of construction, are preferably arranged trench structure 7 on the operating platform 3 being located on sea, and
As soon as making trench structure 7 and a pair of positive setting of guide cylinder 2, so that the position of through-hole identification trench structure 7 can directly determine
Positioned at the position of underwater guide cylinder 2.And trench structure 7 also enables it have and opens while playing mark 2 position of guide cylinder
Mouthful, it, then can be to not declining or in decline process when piling bar enters in opening and when contacting with the inner wall of trench structure 7
In piling bar play the role of finding accurately, limit so that piling bar before decreasing or decline during it is just coaxial with guide cylinder 2,
Enable piling bar easier can enter in guide cylinder 2, to improve construction accuracy and efficiency.Above-mentioned trench structure 7 is preferred
It is U-shaped opening that it, which is open, is overhang except operating platform 3, and supportted and supported by diclinic.
On the basis that this trench structure 7 is set, why enable in the bell-mouthed open edge of inclination above-mentioned near
The position height of nearly center stand column 5 is maximum, be because when being limited by trench structure 7 to piling bar, need to enable piling bar with it is U-shaped
The arc bottom wall of opening contacts, and the bottom wall relative to U-shaped opening other positions closer to center stand column 5, so in piling bar
In the case where being limited by trench structure 7, during piling bar decline also can first in the open edge of inclination horn mouth 6 close to center
The location contacts of column 5, it is advantageous to the positions, and height highest is arranged, and can make its contacting with piling bar earlier, thus to it
More accurate guiding is carried out, the amplitude that can make piling bar that horizontal displacement occur is smaller, or even piling bar can be made without level
Displacement enables construction accuracy and more efficient.
Further, preferably filling and drainage system and the pipeline 8 of inflating and exhausting system are connected to whole negative pressure cylinders 1, and extend to
Operating platform 3, as shown in Fig. 2, and with the power-equipment of filling and drainage system and inflating and exhausting system being arranged on operating platform 3 and
Control equipment connection.Particularly: multiple negative pressure cylinders 1 being connected to by pipeline 8, and are integrated in the top bottom of guide cylinder 2
Seat fills Sewer System to be formed；The interface reserved at the top of negative pressure cylinder 1 is led into operating platform 3 by pipeline 8, and flat in operation
Platform 3 is arranged valve group, the necessary parts such as gas bag, power-equipment, electric cabinet is divided to form filling and drainage system and inflating and exhausting system.Such collection
The filling and drainage system and inflating and exhausting system of an accepted way of doing sth are easier to operate, can be improved injection, the ejection operating condition of negative pressure cylinder 1 in work progress
Construction quality and efficiency.In addition, filling and drainage system and inflating and exhausting system are introduced at the operating platform 3 on sea, not only
Diving operation can be cancelled, and can increase by diving operation as restrictive condition can operation window phase.
As shown in Fig. 2, being provided with the ladder 9 being connected to operating platform 3 in center stand column 5, and prevent with what ladder 9 cooperated
Drop device.In the present embodiment, preferably marking time for ladder 9 is bent into c-type by square steel and is soldered to center stand column 5 and is formed；It climbs
The horizontal segment and operating platform 3 of ladder 9 using flase floor and are soldered in center stand column 5；5 middle part of center stand column and operating platform 3
Part of taking root is respectively set in place, and is equipped with falling proof device, which can be existing apparatus.
To sum up, piling positioning tooling provided in this embodiment can be improved the stake method jacket foundation construction of offshore wind farm elder generation
Efficiency 20-35% reduces first stake method jacket foundation construction ship machine cost 15-40%, and can be offshore wind farm 30-60m
The popularization and application of depth of water grade elder generation stake method jacket foundation pattern provide construction stage technical support, reduce construction unit's investment and make
Valence.
Each part is described in a progressive manner in this specification, what the structure of each part stressed is
With the difference of existing structure, the entirety and part-structure of piling positioning tooling can pass through the structure of the above-mentioned multiple portions of combination
And it obtains.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (16)
1. a kind of piling positioning tooling, for installing piling bar on sea bed characterized by comprising
It can extend into sea bed, the multiple negative pressure cylinders piling positioning tooling being fixed on sea bed；
It is one-to-one coaxially connected with the negative pressure cylinder, and it is located at multiple guide cylinders at the top of the negative pressure cylinder, the guide cylinder
For the piling bar to be directed to sea bed；
It is connect with the guide cylinder, and top can stretch out the support construction on sea；
It is arranged in the support construction, and is located at the operating platform on sea.
2. piling positioning tooling according to claim 1, which is characterized in that the negative pressure cylinder includes inner cylinder and is set in institute
The outer cylinder on the outside of inner cylinder is stated, passes through connection strength plate connection between the inner cylinder and the outer cylinder.
3. piling positioning tooling according to claim 1, which is characterized in that realize negative pressure cylinder pressure variation is
System includes filling and drainage system and inflating and exhausting system.
4. piling positioning tooling according to claim 1, which is characterized in that the support construction includes:
With the bracket that all guide cylinder is connect；
Connection on the bracket, and is located at the center stand column in the centre for the polygon that all guide cylinder surrounds, institute
The top for stating center stand column stretches out sea and supports the operating platform.
5. piling positioning tooling according to claim 4, which is characterized in that the top end opening of the guide cylinder is loudspeaker
Mouthful, the bottom end of the guide cylinder is extend into the negative pressure cylinder.
6. piling positioning tooling according to claim 5, which is characterized in that the horn mouth be open edge height gradually
The inclination horn mouth of change, and the position height near the center stand column of the open edge is maximum.
7. piling positioning tooling according to claim 5, which is characterized in that the setting that the inner wall of the guide cylinder protrudes above
There is multilayer guide frame, every layer of guide frame includes the multiple guiding strength being distributed around the axis of the guide cylinder
Plate.
8. piling positioning tooling according to claim 7, which is characterized in that the guiding nearest apart from the horn mouth
In structure, all the top edge of the guiding strength plate is curved edge, so that the top opening of the guide frame is loudspeaker
Mouth.
9. piling positioning tooling according to claim 4, which is characterized in that the center stand column is hollow structure, and
The bottom end seal of the center stand column, top are equipped with dismountable rain cover.
10. piling positioning tooling according to claim 9, which is characterized in that the inner wall of the center stand column protruded above
It is provided with guide frame and mounting structures, the guide frame can carry out the component entered in the center stand column inner cavity
Guiding, the mounting structures can be supported the component entered in the center stand column inner cavity.
11. piling positioning tooling according to claim 10, it is characterised in that:
The guide frame is arranged close to the top of the center stand column, and is distributed including the axis around the center stand column
Multiple guiding strength plates, and all it is described guiding strength plate top edge be curved edge so that the top of the guide frame
Portion's opening is horn mouth；
The mounting structures are arranged close to the bottom end of the center stand column, and are distributed including the axis around the center stand column
Multiple support strength plates.
12. piling positioning tooling according to claim 6, which is characterized in that be arranged on the periphery wall of the center stand column
There is multistage scale, every section of scale is along the axial direction distribution of the center stand column, all scale and all guiding
A pair of positive setting of cylinder one.
13. piling positioning tooling according to claim 12, which is characterized in that the start index line of the scale with it is described
The highest position of open edge is concordant, and the termination graduation mark of the scale is located on sea.
14. piling positioning tooling according to claim 1, which is characterized in that the edge of the operating platform is provided with edge
Radially-protruding multiple trench structures of the center stand column, the trench structure and the one-to-one setting of the guide cylinder, and
The piling bar in the trench structure opening is entered, it is coaxial with the guide cylinder under the limit of the trench structure.
15. piling positioning tooling according to claim 3, which is characterized in that the filling and drainage system and described fill exhaust
The pipeline of system is connected to all negative pressure cylinders, and extends to the operating platform, and with setting on the operating platform
The filling and drainage system and the power-equipment of the inflating and exhausting system connected with control equipment.
16. piling positioning tooling according to claim 4, which is characterized in that be provided in the center stand column with it is described
The ladder of operating platform connection, and the falling proof device with ladder cooperation.
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| CN201910420358.2A CN109989403B (en) | 2019-05-20 | 2019-05-20 | Pile sinking positioning tool |
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| CN201910420358.2A CN109989403B (en) | 2019-05-20 | 2019-05-20 | Pile sinking positioning tool |
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| CN110761286A (en) * | 2019-10-22 | 2020-02-07 | 浙江华蕴海洋工程技术服务有限公司 | Negative pressure cylinder type pile-first method jacket piling positioning guide device and working method |
| CN111364456A (en) * | 2020-03-28 | 2020-07-03 | 江苏龙源振华海洋工程有限公司 | Offshore generator pile and construction platform thereof |
| CN111794234A (en) * | 2020-07-13 | 2020-10-20 | 华电重工股份有限公司 | Pile holding frame and high pile cap foundation mounting system suitable for ultra-shallow water area |
| CN114370062A (en) * | 2021-12-24 | 2022-04-19 | 江苏华西村海洋工程服务有限公司 | Guide frame of suction bucket for pile sinking of jacket pile |
| CN115943915A (en) * | 2023-01-10 | 2023-04-11 | 广东海洋大学 | Stability compensation device for lifting process of net cage structure on steel pipe pile |
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