CN206829177U - Cavity pocketed ocean foundation structure - Google Patents
Cavity pocketed ocean foundation structure Download PDFInfo
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- CN206829177U CN206829177U CN201720365435.5U CN201720365435U CN206829177U CN 206829177 U CN206829177 U CN 206829177U CN 201720365435 U CN201720365435 U CN 201720365435U CN 206829177 U CN206829177 U CN 206829177U
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Abstract
It the utility model is related to a kind of cavity pocketed ocean foundation structure.The purpose of this utility model is to provide a kind of cavity pocketed ocean simple in construction, easy for construction, lower-cost foundation structure, it is intended to reduces horizontal displacement.The technical solution of the utility model is：A kind of cavity pocketed ocean foundation structure, it is characterised in that：Including steel pipe foundation pile and the cavity structure being set on steel pipe foundation pile；The cavity structure has interior bulkhead, outer bulkhead and bulkhead, wherein interior bulkhead is circular tube shaped, the interior bulkhead inwall is adapted with the steel pipe foundation pile external diameter, and certain space is left between interior bulkhead and steel pipe foundation pile, the outer bulkhead is coaxially placed on outside inside cabin wall, is connected between interior bulkhead and outer bulkhead through some bulkheads being evenly arranged.The utility model is applied to offshore wind farm, offshore platform, the foundation structure of harbour water transport project, belongs to Toft foundation structure and technical field of construction.
Description
Technical field
It the utility model is related to a kind of cavity pocketed ocean foundation structure.Suitable for offshore wind farm, offshore platform, harbour
The foundation structure of water transport project, belongs to Toft foundation structure and technical field of construction.
Background technology
With the fast development in the fields such as China's offshore wind farm, construction enterprises have purchased large-scale from Holland, Germany successively
Hydraulic pile hammer, it can try to beat diameter up to 4~7m steel-pipe pile, but because China coast complex geologic conditions, superficial layer are distributed more
Silt of mud, muck soil, recent deposit etc., physical and mechanical property is poor.Ocean pile foundation characteristic has vertical load-bearing, level
The different qualities such as load-bearing or joint load-bearing, but because superficial layer soil geological characteristics are poor, horizontal load-bearing or joint load-bearing stake horizontal position
Move larger, so that in engineering, to reduce horizontal displacement, it is necessary to too increase Pile Diameter or wall thickness, cause huge expense
With waste.
The content of the invention
The technical problems to be solved in the utility model is：For above-mentioned problem, there is provided a kind of simple in construction, construction
Convenient, lower-cost cavity pocketed ocean foundation structure, it is intended to reduce horizontal displacement.
Technical scheme is used by the utility model：A kind of cavity pocketed ocean foundation structure, it is characterised in that：Bag
Include steel pipe foundation pile and the cavity structure being set on steel pipe foundation pile；
The cavity structure has interior bulkhead, outer bulkhead and bulkhead, wherein interior bulkhead is circular tube shaped, the interior bulkhead inwall
It is adapted with the steel pipe foundation pile external diameter, and certain space is left between interior bulkhead and steel pipe foundation pile, the outer bulkhead is same
Axle sleeve is connected in outside interior bulkhead between interior bulkhead and outer bulkhead through some bulkheads being evenly arranged.
Overhead bin wall is provided with the top of the cavity structure, the interior bulkhead, outer bulkhead and bulkhead upper end are connected to overhead bin wall,
The overhead bin wall center is provided with the through hole for connecting and being available for steel pipe foundation pile to pass through with interior bulkhead endoporus；
By bulkhead even partition into several chambers between the interior bulkhead and outer bulkhead, chamber is corresponded on overhead bin wall
Provided with exhaust pipe.
The steel pipe foundation pile lateral surface is uniformly provided with multiple slideways axial arranged along the steel pipe foundation pile, on the interior bulkhead
Corresponding steel pipe foundation pile sliding way is provided with chute.
The slideway is made up of steel plate, and slide top is circular arc.
The outer bulkhead is circular, hexagon or octagon tubular structure.
The outer bulkhead is circular, hexagon or octagon tubular structure.
The beneficial effects of the utility model are：The utility model is one kind by steel pipe foundation pile and the big component structure of cavity structure two
Into fabricated construction, there is provided the foundation structure form that a kind of deep foundation is combined with shallow foundation, simple in construction, cost is relatively low, applies
Work is convenient.The utility model significantly expands basis and the contact area of the soil body by cavity structure, improves the mechanical characteristic of stake,
Investment reduction.Steel pipe foundation pile and the cavity structure mass in factory make in the utility model, form pipelining.
Steel pipe foundation pile enters sea bed face by hydraulic pile hammer injection in the utility model, and after the completion of steel pipe foundation pile construction
Cavity structure is lifted, cavity structure is transferred to sea bed face along steel pipe foundation pile, then makes sky by hydraulic pile hammer or suction function
Cavity configuration sinks down into setting position, easy for installation, and the construction period is short.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1.
Fig. 2 is the top view of embodiment 1.
Fig. 3 is the schematic diagram of steel pipe foundation pile in embodiment 1.
Fig. 4 is the top view of steel pipe foundation pile in embodiment 1.
Fig. 5 is the side view of the cavity structure of embodiment 1.
Fig. 6 is the top view of the cavity structure of embodiment 1.
Fig. 7 is the structural representation of embodiment 2.
Fig. 8 is the top view of embodiment 2.
Embodiment
Embodiment 1：As shown in Figure 1 and Figure 2, the present embodiment is a kind of cavity pocketed ocean foundation structure, by steel pipe foundation pile
1 and cavity structure two parts composition, it is suitable for 6MW offshore wind farm unit.
As shown in Fig. 3 Fig. 4, steel pipe foundation pile 1 diameter 4m, monomer weight 400t, since below stake top in steel pipe foundation pile 3m
Side is uniformly arranged four roads and is made up along the axial arranged slideway 2 of steel pipe foundation pile, slideway 2 of steel plate, and the slide top is circle
Arc, steel pipe foundation pile 1 welds completion with slideway 2 in factory in this example.
Fig. 5, Fig. 6 are the schematic diagram of the present embodiment cavity structure, and cavity structure has the interior bulkhead 3 and pipe of circular tube shaped
The outer bulkhead 5 of shape, wherein 3 a diameter of 4.01m of interior bulkhead (being slightly larger than the diameter of steel pipe foundation pile 1), outer 5 a diameter of 24m of bulkhead, outer cabin
Wall 5 is coaxially placed on outside inside cabin wall 3, is connected between inside and outside bulkhead by eight along the bulkhead 4 of outer bulkhead radius arrangement.This example is also
Set together along the axial arranged chute 3-1 of interior bulkhead, chute 3-1 and the cunning on steel pipe foundation pile 1 every 90 ° on interior bulkhead 3
Road 2 corresponds arrangement.This example cavity structure is welded integral by interior bulkhead 3, bulkhead 4 and outer bulkhead 5 in factory.
The concrete construction method of the present embodiment is as follows：
1st, steel pipe foundation pile 1 and cavity structure are made in factory；
2nd, steel pipe foundation pile 1 and cavity structure are transported to job location；
3rd, by hydraulic pile hammer injection steel pipe foundation pile 1, to setting position；
4th, the injection of steel pipe foundation pile 1 is completed and after measurement and positioning, integral lifting cavity structure, cavity structure passes through interior bulkhead 3
It is set on steel pipe foundation pile 1, the chute 3-1 on cavity structure corresponds with the slideway 2 on steel pipe foundation pile 1, cavity structure edge
Slideway 2 is transferred, until sea bed face position；
5th, after cavity structure is stable under Gravitative Loads, cavity structure is symmetrically acted on by 2 groups of hydraulic pile hammers, makes sky
Cavity configuration vibration-sunk is to setting position.
Embodiment 2：As shown in Figure 7, Figure 8, the present embodiment is made up of steel pipe foundation pile 1 and cavity structure two parts.
Steel pipe foundation pile 1 diameter 4m, monomer weight 400t, four are uniformly arranged since below stake top 3m in steel pipe foundation pile side
Individual road is made up along the axial arranged slideway 2 of steel pipe foundation pile, slideway 2 of steel plate, and the slide top is circular arc, steel pipe in this example
Foundation pile 1 welds completion with slideway 2 in factory.
The present embodiment cavity structure has the interior bulkhead 3 of circular tube shaped and the outer bulkhead 5 of circular tube shaped, and circular top
Bulkhead 6, the center of overhead bin wall 6 have the through hole being adapted with the interior size of bulkhead 3.Wherein interior 3 a diameter of 4.01m of bulkhead (is slightly larger than
The diameter of steel pipe foundation pile 1), outer 5 a diameter of 24m of bulkhead, outer bulkhead 5 is coaxially placed on outside inside cabin wall 3, and inside and outside bulkhead is coaxial with one heart
It is fixedly welded on the lower surface of overhead bin wall 6, the through hole of overhead bin wall 6 connects with the interior endoporus of bulkhead 3.Pass through eight between inside and outside bulkhead
The bulkhead 4 that road is arranged along outer bulkhead radius is connected, and bulkhead 4 coordinates overhead bin wall 6 to be separated into 8 between inside and outside bulkhead only
The chamber of lower ending opening, each chamber is corresponded on overhead bin wall 6 and is provided with an exhaust pipe 7.This example cavity structure by interior bulkhead 3,
Bulkhead and outer bulkhead 5, overhead bin wall 6 and exhaust pipe 7 weld integral in factory.
The concrete construction method of the present embodiment is as follows：
1st, steel pipe foundation pile 1 and cavity structure are made in factory；
2nd, steel pipe foundation pile 1 and cavity structure are transported to job location；
3rd, by hydraulic pile hammer injection steel pipe foundation pile 1, to setting position；
4th, the injection of steel pipe foundation pile 1 is completed and after measurement and positioning, integral lifting cavity structure, cavity structure passes through interior bulkhead 3
It is set on steel pipe foundation pile 1, the chute 3-1 on cavity structure corresponds with the slideway 2 on steel pipe foundation pile 1, cavity structure edge
Slideway 2 is transferred, until sea bed face position；
5th, after cavity structure is stable under Gravitative Loads, by the pumping water pump that is connected on exhaust pipe 7 in cavity structure
Chambers uniform pumping water, negative pressure is formed in chamber, cavity structure sinks down into setting position under suction function.
Claims (6)
- A kind of 1. cavity pocketed ocean foundation structure, it is characterised in that：Including steel pipe foundation pile (1) and it is set in steel pipe foundation pile (1) cavity structure on；The cavity structure has interior bulkhead (3), outer bulkhead (5) and bulkhead (4), wherein interior bulkhead (3) is circular tube shaped, this is interior Bulkhead (3) inwall is adapted with steel pipe foundation pile (1) external diameter, and is left between interior bulkhead (3) and steel pipe foundation pile (1) certain Space, the outer bulkhead (5) is coaxially placed on inside cabin wall (3) outside, through some uniform cloth between interior bulkhead (3) and outer bulkhead (5) The bulkhead (4) put is connected.
- 2. cavity pocketed ocean foundation structure according to claim 1, it is characterised in that：Set at the top of the cavity structure There is overhead bin wall (6), the interior bulkhead (3), outer bulkhead (5) and bulkhead (4) upper end are connected to overhead bin wall (6), the overhead bin wall (6) Center is provided with the through hole for connecting and being available for steel pipe foundation pile (1) to pass through with interior bulkhead (3) endoporus；By bulkhead (4) even partition into several chambers between the interior bulkhead (3) and outer bulkhead (5), on overhead bin wall (6) Corresponding chamber is provided with exhaust pipe (7).
- 3. cavity pocketed ocean foundation structure according to claim 1 or 2, it is characterised in that：The steel pipe foundation pile (1) Lateral surface is uniformly provided with multiple slideways (2) axial arranged along the steel pipe foundation pile (1), and steel pipe base is corresponded on the interior bulkhead (3) Stake (1) sliding way (2) is provided with chute (3-1).
- 4. cavity pocketed ocean foundation structure according to claim 3, it is characterised in that：The slideway (2) is by thick steel Plate is made, and is circular arc at the top of slideway (2).
- 5. cavity pocketed ocean foundation structure according to claim 1, it is characterised in that：The outer bulkhead (5) is circle Shape, hexagon or octagon tubular structure.
- 6. cavity pocketed ocean foundation structure according to claim 2, it is characterised in that：The outer bulkhead (5) is circle Shape, hexagon or octagon tubular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720365435.5U CN206829177U (en) | 2017-04-07 | 2017-04-07 | Cavity pocketed ocean foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720365435.5U CN206829177U (en) | 2017-04-07 | 2017-04-07 | Cavity pocketed ocean foundation structure |
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| Publication Number | Publication Date |
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| CN206829177U true CN206829177U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720365435.5U Active CN206829177U (en) | 2017-04-07 | 2017-04-07 | Cavity pocketed ocean foundation structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948370A (en) * | 2017-04-07 | 2017-07-14 | 中国电建集团华东勘测设计研究院有限公司 | Cavity pocketed ocean foundation structure and its construction method |
| RU2819059C1 (en) * | 2024-02-27 | 2024-05-13 | Общество с ограниченной ответственностью "РусГазШельф" | Underwater system for retention of a structure floating on the surface or in the water column (versions), a pile for it (versions), a weight for such a pile, and a method for installing such an underwater system |
-
2017
- 2017-04-07 CN CN201720365435.5U patent/CN206829177U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106948370A (en) * | 2017-04-07 | 2017-07-14 | 中国电建集团华东勘测设计研究院有限公司 | Cavity pocketed ocean foundation structure and its construction method |
| RU2819059C1 (en) * | 2024-02-27 | 2024-05-13 | Общество с ограниченной ответственностью "РусГазШельф" | Underwater system for retention of a structure floating on the surface or in the water column (versions), a pile for it (versions), a weight for such a pile, and a method for installing such an underwater system |
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