CN206015740U - A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device - Google Patents
A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device Download PDFInfo
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- CN206015740U CN206015740U CN201621000541.5U CN201621000541U CN206015740U CN 206015740 U CN206015740 U CN 206015740U CN 201621000541 U CN201621000541 U CN 201621000541U CN 206015740 U CN206015740 U CN 206015740U
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Abstract
The utility model discloses a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device, it includes squeezing into the following supporting course in mud face to obtain the test pile of stability, incline on the same straight line of the test pile and squeeze into, and it is installed with two reference stakes, many piece anchoring piles are symmetrically squeezed in the both sides of test pile and reference stake, the top of many anchoring piles is fixedly linked by spacing steel pipe, is provided with test pile platform, is provided with reaction frame system at the top of the test pile platform at the top of anchoring pile.This assay device is greatly saved the cost of offshore wind farm single-pile foundation test, and improves work efficiency, reduces proof strength.
Description
Technical field
This utility model is related to a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device and its implementation, especially
For the single pile compression test under offshore wind farm large scale pile foundation, big load action.
Background technology
China coastal seas wind-resources are abundant, wind speed is stable, little to the negative effect of environment, annual utilization hours are high, be not take up
The advantages of land resource, just becoming primary study and the developing direction of countries in the world.
The country is to coastal waters marine bed at present（Flour sand, clay and mutual interlayer）On grinding that blower fan Pile Bearing Capacity affects
Study carefully achievement less, also without corresponding design specification.The sea bed load of different geographical determine different pile foundations carry patterns and
Bearer properties.The diameter of offshore wind turbine single-pile foundation is usual up to 4-6m at present, by holding for experimental study large diameter steel pipe pile
Loading capability characteristic is very necessary, but existing conventional test methods can not meet the test requirements document of large diameter steel pipe pile, therefore, needs
Design a kind of bearing capacity of single pile assay device.
Utility model content
This utility model discloses a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity test according to the deficiencies in the prior art
Device, this assay device are greatly saved the cost of offshore wind farm single-pile foundation test, and improve work efficiency, reduce
Proof strength.
In order to solve above-mentioned technical problem, the utility model proposes technical scheme below：A kind of offshore wind farm single-pile foundation
Compressive Bearing Capacity assay device, it include squeezing into the following supporting course in mud face to obtain the test pile of stability, and the test pile is same
One straight line updip is tiltedly squeezed into, and is installed with two reference stakes, symmetrically squeezes into many anchors in the both sides of test pile and reference stake
Stake, the top of many anchoring piles are fixedly linked by spacing steel pipe, are provided with test pile platform, the test pile at the top of anchoring pile
Reaction frame system is installed at the top of platform.
The reaction frame system includes that pile cover, the pile cover are fixedly mounted on the top of anchoring pile, are welded with the pile cover
Anchoring pile bracket；Two bors d's oeuveres side bar is fixed with the anchoring pile bracket, and press beam is installed at the top of the Two bors d's oeuveres side bar, the press beam
Two ends are fixedly linked with the base plate of anchoring pile bracket by pull bar and Two bors d's oeuveres side bar is fixed at the top of anchoring pile bracket, on two groups of Two bors d's oeuveres sides
Three kinds of hors d'oeuvres girder is installed with by stiffening rib steel plate on beam.
The anchoring pile bracket includes that floor and base plate, the floor square crossing arrangement are fixedly welded on the top of base plate.
Hydraulic jack is installed between the Three kinds of hors d'oeuvres girder and test pile, the bottom and top of the hydraulic jack is each
One distribution plate is installed, the hydraulic jack is connected with test apparatuses, measurement and data acquisition unit by holding wire.
The overhead concrete bearing platform of the anchoring pile and reference stake is held in concrete as concrete High-Rise Pile Cap Foundation
The top fixed installation blower fan tower barrel of platform.
This utility model has the advantages that：
1st, anchoring pile and reference stake is squeezed near test pile, set up test pile platform waterborne on anchoring pile；Steel is welded with anchoring pile
Bracket does the support of resistance to compression counter-force, installs single pile pressure-resistant static load experimental reaction frame bridging system, after end to be tested, reference stake and anchoring pile
Continue to use as a steel pipe clump of piles for offshore wind farm High-Rise Pile Cap Foundation, the method is greatly saved offshore wind farm single-pile foundation
The cost of test.This device and method easy construction, effect is significant, low to sea trial equipment Requirement, greatly save expense.
The installation strength of anchoring pile can be measured by single pile pressure-resistant static load experimental reaction frame bridging system, and then make which meet design
Require, it is ensured that follow-up construction safety.
2nd, after off-test, continue anchoring pile and reference stake overhead concrete bearing platform as the high stake of concrete
Cushion cap foundation, then in the top fixed installation blower fan tower barrel of concrete bearing platform, the cost about 11,000,000 of concrete high-rise pile cap,
The cost of 1 test pile about 14,000,000, test pile after terminating are used as test pile anchoring pile and reference stake the anchoring pile of concrete high-rise pile cap, section
About experimentation cost 10,000,000 or so, cost control is notable.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is test pile plane graph of the present utility model.
Fig. 2 is A-A profiles.
Fig. 3 is resistance to compression reaction frame elevation.
Fig. 4 is resistance to compression reaction frame plane graph.
Fig. 5 is anchoring pile bracket plane graph.
Fig. 6 is anchoring pile bracket plane graph.
Fig. 7 is high-rise pile cap schematic diagram.
In figure：Test pile 1, anchoring pile 2, distribution plate 3, hydraulic jack 4, Three kinds of hors d'oeuvres girder 5, pile cover 6, Two bors d's oeuveres side bar 7, press beam
8th, reference stake 9, floor 10, base plate 11, spacing steel pipe 12, test pile platform 13, pull bar 14, stiffening rib steel plate 15, concrete bearing platform
16th, blower fan tower barrel 17；
2-1,2-2,2-3,2-4,2-5,2-6 are anchoring pile.
Specific embodiment
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
Such as Fig. 1-7, a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device, it include squeezing into the following holding force in mud face
Layer is inclined on 1 same straight line of the test pile and is squeezed into, and be installed with two reference stakes to obtain the test pile 1 of stability
9, many anchoring piles 2 are symmetrically squeezed in the both sides of test pile 1 and reference stake 9, the top of many anchoring piles 2 passes through spacing steel pipe 12
It is fixedly linked, test pile platform 13 is installed at the top of anchoring pile 2, the top of the test pile platform 13 is provided with reaction frame system.
Further, described in the present embodiment 2 work of anchoring pile has 6, wherein the radical of anchoring pile will according to demand depending on,
The globality that anchoring pile is strengthened by spacing steel pipe 12, limits anchoring pile and the changing of the relative positions occurs in test, it is ensured that test effect.
Further, the reaction frame system includes pile cover 6, and the pile cover 6 is fixedly mounted on the top of anchoring pile 2, described
Anchoring pile bracket is welded with pile cover 6；Two bors d's oeuveres side bar 7 is fixed with the anchoring pile bracket, and the top of the Two bors d's oeuveres side bar 7 is provided with
Press beam 8, the two ends of the press beam 8 are fixedly linked with the base plate of anchoring pile bracket by pull bar 14 and be fixed on anchoring pile by Two bors d's oeuveres side bar 7
At the top of bracket, Three kinds of hors d'oeuvres girder 5 is installed with by stiffening rib steel plate 15 on two groups of Two bors d's oeuveres side bars 7.
Further, the anchoring pile bracket includes that floor 10 and base plate 11,10 square crossing of the floor are arranged, fixed weldering
It is connected on the top of base plate 11.By welding the rigidity and reliability that ensure connecting node, specific size is according to load demand
It is fixed,
Further, hydraulic jack 4, the hydraulic jack 4 are installed between the Three kinds of hors d'oeuvres girder 5 and test pile 1
Bottom and top one distribution plate 3 is respectively installed, the hydraulic jack 4 is by holding wire and test apparatuses, measurement sum
It is connected according to harvester.
Further, the overhead concrete bearing platform 16 of the anchoring pile 2 and reference stake 9 is used as concrete high-rise pile cap base
Plinth, in the top fixed installation blower fan tower barrel 17 of concrete bearing platform 16.
The course of work of the present utility model and operation principle are：
The size and driving depth of test pile 1 is typically based on testing program and adopts determines；Two bors d's oeuveres side bar 7 and the chi of Three kinds of hors d'oeuvres girder 5
Very little need to ensure to occur without strength failure and determining according to calculating on the premise of stability is destroyed according to testing provided load
High, wide, length and wall thickness.Anchoring pile bracket position is it is important to note that need to carry out calculating sum according to the load of testing program
Value simulation, the wherein size and thickness of floor 10 and base plate 11 need to be led to according to determination, the determination of the quantity and spacing of floor is calculated
The calculating for crossing weld seam determines, to ensure the rigidity and reliability of junction point；The stake footpath of anchoring pile 2 is generally less than the stake footpath of test pile 1,
After the completion of to be tested, anchoring pile 2 and reference stake 9 can continue to use as a steel pipe clump of piles for offshore wind farm High-Rise Pile Cap Foundation, greatly
Big has saved experimentation cost.
As shown in fig. 7, after off-test, continuing to make in the overhead concrete bearing platform 16 of anchoring pile 2 and reference stake 9
For concrete High-Rise Pile Cap Foundation, then blower fan tower barrel 17, the high pile of concrete is fixedly mounted at the top of concrete bearing platform 16
The cost of platform about 11,000,000, the cost about 14,000,000 of 1 test pile, test pile are used as concrete test pile anchoring pile and reference stake after terminating
The anchoring pile of high-rise pile cap, saves experimentation cost 10,000,000 or so, and cost control is notable.
By above-mentioned description, those skilled in the art completely can be without departing from this utility model technological thought
In the range of, carry out various change and change all within protection domain of the present utility model.Of the present utility model most
Matters, belong to the common knowledge of those skilled in the art.
Claims (5)
1. a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device, it is characterised in that：It includes that squeezing into below mud face holds
Power layer is obtaining the test pile of stability（1）, the test pile（1）Incline on same straight line and squeeze into, and be installed with two
Reference stake（9）, in test pile（1）And reference stake（9）Both sides symmetrically squeeze into many anchoring piles（2）, many anchoring piles（2）Top
Portion passes through spacing steel pipe（12）It is fixedly linked, in anchoring pile（2）Top test pile platform is installed（13）, the test pile platform（13）
Top reaction frame system is installed.
2. a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device according to claim 1, it is characterised in that：Institute
Stating reaction frame system includes pile cover（6）, the pile cover（6）It is fixedly mounted on anchoring pile（2）Top, the pile cover（6）Upper welding
There is anchoring pile bracket；Two bors d's oeuveres side bar is fixed with the anchoring pile bracket（7）, the Two bors d's oeuveres side bar（7）Top press beam is installed
（8）, the press beam（8）Two ends pass through pull bar（14）It is fixedly linked Two bors d's oeuveres side bar with the base plate of anchoring pile bracket（7）It is fixed on
At the top of anchoring pile bracket, in two groups of Two bors d's oeuveres side bars（7）Above pass through stiffening rib steel plate（15）It is installed with Three kinds of hors d'oeuvres girder（5）.
3. a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device according to claim 2, it is characterised in that：Institute
Stating anchoring pile bracket includes floor（10）And base plate（11）, the floor（10）Square crossing arrangement, is fixedly welded on base plate（11）
Top.
4. a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device according to claim 2, it is characterised in that：Institute
State Three kinds of hors d'oeuvres girder（5）And test pile（1）Between hydraulic jack is installed（4）, the hydraulic jack（4）Bottom and top
One distribution plate is respectively installed（3）, the hydraulic jack（4）By holding wire and test apparatuses, measurement and data acquisition unit
It is connected.
5. a kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device according to claim 1, it is characterised in that：Institute
State anchoring pile（2）And reference stake（9）Overhead concrete bearing platform（16）As concrete High-Rise Pile Cap Foundation, hold in concrete
Platform（16）Top fixed installation blower fan tower barrel（17）.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621000541.5U CN206015740U (en) | 2016-08-31 | 2016-08-31 | A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621000541.5U CN206015740U (en) | 2016-08-31 | 2016-08-31 | A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device |
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| CN206015740U true CN206015740U (en) | 2017-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120880A (en) * | 2016-08-31 | 2016-11-16 | 长江三峡生态园林有限公司 | A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device |
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2016
- 2016-08-31 CN CN201621000541.5U patent/CN206015740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106120880A (en) * | 2016-08-31 | 2016-11-16 | 长江三峡生态园林有限公司 | A kind of offshore wind farm single-pile foundation Compressive Bearing Capacity assay device |
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