CN115012378A - Rack type triangular truss pile leg - Google Patents
Rack type triangular truss pile leg Download PDFInfo
- Publication number
- CN115012378A CN115012378A CN202210844788.9A CN202210844788A CN115012378A CN 115012378 A CN115012378 A CN 115012378A CN 202210844788 A CN202210844788 A CN 202210844788A CN 115012378 A CN115012378 A CN 115012378A
- Authority
- CN
- China
- Prior art keywords
- rack
- plate
- equilateral triangle
- horizontal
- triangular truss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003466 welding Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 239000013535 sea water Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
- E02B17/021—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto with relative movement between supporting construction and platform
- E02B17/024—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto with relative movement between supporting construction and platform shock absorbing means for the supporting construction
-
- 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
- E02D13/08—Removing obstacles
-
- 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
- E02D27/42—Foundations for poles, masts or chimneys
-
- 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
- E02D27/525—Submerged foundations, i.e. submerged in open water using elements penetrating the underwater ground
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/72—Pile shoes
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0056—Platforms with supporting legs
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0056—Platforms with supporting legs
- E02B2017/0073—Details of sea bottom engaging footing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Mechanical Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Revetment (AREA)
Abstract
The invention discloses a rack type triangular truss pile leg, which comprises a horizontal pipe, an inclined supporting pipe, a rack plate and a longitudinal beam, the longitudinal beams are three and vertically distributed along the triangular position of the equilateral triangle, a plurality of layers of horizontal tubes are vertically distributed between every two longitudinal beams, the horizontal tubes of each layer are distributed along three sides of the equilateral triangle, the inclined supporting tubes are obliquely arranged up and down to connect the horizontal tubes horizontally adjacent between every two layers, the longitudinal beam comprises a bottom plate, a side plate and a top plate which are enclosed into a trapezoidal cross section shape, and closing plates connected to the ends of the longitudinal beams, the outer side of each bottom plate being connected to one end of the horizontal pipe, the width of roof is compare the width of bottom plate is short, every install one on the outside of roof correspondingly rack plate, every rack plate is just lieing in equilateral triangle's center with the line intersect at equilateral triangle center on the plane. The rack type triangular truss pile leg can greatly reduce the cost and the production period and has high value.
Description
Technical Field
The invention relates to the technical field of self-elevating platforms for sea operation, in particular to a rack type triangular truss pile leg.
Background
At present, the more common spud leg structure of the self-elevating platform in the sea area adopts a gear and rack matched lifting device, the existing spud leg is provided with racks connected to two sides of each group of two vertical semicircular arc plates, so that the lifting device is connected to realize lifting driving, six racks are arranged on the spud leg of the structure, meanwhile, the matched lifting device needs to be matched with six sets of motors and gears, the usage amount of the circular arc plates, the rack plates and the lifting unit is large, the production period is long, the cost is high, particularly, the operation depth is increased remarkably, the structure that the longitudinal beam is provided with the racks on two sides and connected with the side beam is complex, the stress of the racks and the structural stress of the spud leg are in a vertical state visible on the horizontal plane, the mutual stress relation is not completely consistent, and the self-elevating platform is improved.
Disclosure of Invention
The purpose of the invention is: the rack type triangular truss pile leg is low in cost, short in production period and good in structure.
A rack type triangular truss pile leg comprises three horizontal pipes, inclined supporting pipes, rack plates and longitudinal beams, wherein the three longitudinal beams are vertically distributed along the triangular position of an equilateral triangle, a plurality of layers of horizontal pipes are connected between every two longitudinal beams in an up-and-down distributed manner, the horizontal pipes on each layer are arranged along three sides of the equilateral triangle, the inclined supporting tubes are obliquely arranged up and down to connect the horizontal tubes horizontally adjacent between every two layers, the longitudinal beam comprises a bottom plate, a side plate and a top plate which are enclosed into a trapezoidal cross section shape, and closing plates connected to the ends of the longitudinal beams, the outer side of each bottom plate being connected to one end of the horizontal pipe, the width of roof is compare the width of bottom plate is short, every install one on the outside of roof correspondingly rack plate, every rack plate is just lieing in equilateral triangle's center with the line intersect at equilateral triangle center on the plane.
As a preferable scheme of the invention, the cross section of the longitudinal beam formed by welding the bottom plate, the side plates and the top plate is in an isosceles trapezoid shape.
In a preferred embodiment of the present invention, the sealing plate extends toward the top plate and is connected to an end surface of the rack plate.
As a preferable scheme of the invention, the horizontal pipe at the top layer is provided with an overhaul platform.
As a preferable scheme of the invention, a straight ladder extending from bottom to top to the maintenance platform is arranged on the outer side of the horizontal pipe.
In a preferred embodiment of the present invention, the rack-type triangular truss pile leg further comprises a pump tower tube and a pile-flushing tube which are installed at the side of the horizontal tube.
Compared with the prior art, the rack type triangular truss pile leg provided by the embodiment of the invention has the beneficial effects that: the cost and the production period can be greatly reduced, the material is saved, and the structure is good and the practical value is good.
Drawings
FIG. 1 is a schematic top view of an assembly structure according to an embodiment of the present invention;
FIG. 2 is a top view of the construction of the stringer of the present invention;
FIG. 3 is a structural side view of the stringer of the present invention;
FIG. 4 is a schematic side view of an application structure of an embodiment of the present invention;
FIG. 5 is a top view of an assembly structure in accordance with one embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the description of the present invention, it is to be further understood that the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the machine or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 to 3 and 5, a rack-type triangular truss pile leg according to an embodiment of the present invention includes horizontal pipes 1, diagonal support pipes 2, rack plates 3, and longitudinal beams 4, where the longitudinal beams 4 are three and vertically distributed along the triangular positions of an equilateral triangle, multiple layers of the horizontal pipes 1 are distributed and connected between each two longitudinal beams 4, the horizontal pipes 1 of each layer are distributed and connected along three sides of the equilateral triangle, the diagonal support pipes 2 are distributed and connected between each two layers of horizontally adjacent horizontal pipes 1 diagonally upward and downward, the longitudinal beams 4 include a bottom plate 41, a side plate 42, a top plate 43 enclosing a trapezoidal cross-sectional shape, and sealing plates 44 connected to the ends of the longitudinal beams 4, the outer side of each bottom plate 41 is connected to one end of the horizontal pipe 1, the width of the top plate 43 is shorter than that of the bottom plate 41, and one rack plate 3 is correspondingly welded and installed on the outer side of each top plate 43, every rack plate 3 just lies in equilateral triangle's center with the line intersect at equilateral triangle center on the plane, when jack-up platform's solid pile frame 5 was installed on the spud leg, gu pile frame 5 only need three sets of motors and gear cooperation rack plate 3 can, three rack plate 3's atress passes through longeron 4 simultaneously along each horizontal pipe 1 and the axial dispersion atress of bracing pipe 2, thereby let the atress structure of whole spud leg very high-efficient and firm, and longeron 4 is easier with the installation operation of horizontal pipe 1, can not receive the rack plate 3 influence that is located the opposite side, especially longeron 4 forms through bottom plate 41, curb plate 42, roof 43 and shrouding 44 connection, manufacturing cost and processing are consuming time, the degree of difficulty is all less, under the same circumstances of platform lift load, can save half volume of rack plate material.
Referring to fig. 1 and 2, the cross section of the longitudinal beam 4 formed by welding the bottom plate 41, the side plates 42 and the top plate 43 is isosceles trapezoid, so that the structural stress of the longitudinal beam is distributed and symmetrical, and the side plates 42 on the two sides are the same in specification, which can help to reduce the cost and the processing time.
Referring to fig. 3, the sealing plate 44 is extended toward the top plate 43 and welded to the end surface of the rack plate 3, for example, to limit and reinforce the coupling structure of the rack plate 3.
Referring to fig. 4, in an exemplary manner, an overhaul platform 6 is mounted on the horizontal pipe 1 at the top layer, so that maintenance personnel can conveniently maintain equipment, aviation obstruction lights and other devices and structures at the tops of the pile legs.
Referring to fig. 4, for example, a straight ladder 7 extending from bottom to top is arranged on the outer side of the horizontal pipe 1, so that a crew or a maintenance man can conveniently get on the maintenance platform 6 or maintain the pile leg from the straight ladder 7.
Referring to fig. 5, exemplarily, the rack-type triangular truss pile leg further includes a pump tower tube 8 and a pile washing tube 9 installed at the side of the horizontal tube 1, the pump tower tube 8 is mainly used for sucking seawater into the platform main body through the pump tower tube 8 after the platform main body is lifted off the sea surface, and is used for each system, the pile washing tube 9 is mainly used for connecting seawater on the platform main body into the pile washing tube 9 when the platform needs pile pulling, the pile washing tube 9 system leads the seawater to a nozzle on a pile shoe to form high-pressure water, and sludge on the pile shoe is washed in the pile pulling process, so that the adhesion force of soil is reduced, and pile pulling is easy.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a rack formula triangle truss spud leg which characterized in that: including horizontal tube, bracing tube, rack plate and longeron, the longeron has three and vertically to distribute along equilateral triangle's triangle position, distributes from top to bottom between per two longerons and is connected with the multilayer the horizontal tube, every layer the horizontal tube is along equilateral triangle's trilateral arrangement, bracing tube slant is arranged from top to bottom and is connected the horizontal tube that the level is adjacent between every two-layer, the longeron is including enclosing into trapezoidal cross sectional shape's bottom plate, curb plate and roof, and connect in the shrouding of longeron tip, every the outside of bottom plate with the one end of horizontal tube is connected, the width of roof is comparatively the width of bottom plate is short, every install one on the outside of roof correspondingly rack plate, every rack plate is in equilateral triangle's center with the line nodical just of crossing at equilateral triangle center on the plane.
2. The rack-type triangular truss spud leg of claim 1, wherein: the cross section of the longitudinal beam formed by welding the bottom plate, the side plates and the top plate is isosceles trapezoid.
3. The rack-type triangular truss spud leg of claim 1, wherein: the seal plate extends toward the top plate and is connected to an end face of the rack plate.
4. A rack-type triangular truss leg according to any one of claims 1 to 3, wherein: and the horizontal pipe at the top layer is provided with an overhauling platform.
5. The rack-type triangular truss spud leg of claim 4, wherein: and a straight ladder extending from bottom to top and used for overhauling the platform is arranged on the outer side of the horizontal pipe.
6. A rack-type triangular truss leg according to any one of claims 1 to 3, wherein: the device also comprises a pump tower tube and a pile flushing tube which are arranged on the side edge of the horizontal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210844788.9A CN115012378B (en) | 2022-07-18 | 2022-07-18 | Rack type triangular truss pile leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210844788.9A CN115012378B (en) | 2022-07-18 | 2022-07-18 | Rack type triangular truss pile leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115012378A true CN115012378A (en) | 2022-09-06 |
| CN115012378B CN115012378B (en) | 2024-07-23 |
Family
ID=83081038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210844788.9A Active CN115012378B (en) | 2022-07-18 | 2022-07-18 | Rack type triangular truss pile leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115012378B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4160538A (en) * | 1977-05-02 | 1979-07-10 | Pool Company | Leg structure for jack-up platform with single point jacking |
| CN103924566A (en) * | 2014-05-06 | 2014-07-16 | 太重（天津）滨海重型机械有限公司 | Self-elevating type drilling platform with one pile leg |
| CN205150177U (en) * | 2015-11-23 | 2016-04-13 | 天津德赛机电设备有限公司 | It is multi -functional from lift -type truss leg platform |
| CN110670564A (en) * | 2019-10-10 | 2020-01-10 | 中船黄埔文冲船舶有限公司 | Truss pile leg |
| CN110789676A (en) * | 2019-11-07 | 2020-02-14 | 招商局重工（江苏）有限公司 | Offshore production platform with three groups of truss rack type pile legs |
| CN210315471U (en) * | 2019-06-26 | 2020-04-14 | 中船黄埔文冲船舶有限公司 | Triangular truss type pile leg |
| CN216973352U (en) * | 2022-01-10 | 2022-07-15 | 大连船舶重工集团有限公司 | Truss type pile leg structure suitable for large rack center distance |
-
2022
- 2022-07-18 CN CN202210844788.9A patent/CN115012378B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4160538A (en) * | 1977-05-02 | 1979-07-10 | Pool Company | Leg structure for jack-up platform with single point jacking |
| CN103924566A (en) * | 2014-05-06 | 2014-07-16 | 太重（天津）滨海重型机械有限公司 | Self-elevating type drilling platform with one pile leg |
| CN205150177U (en) * | 2015-11-23 | 2016-04-13 | 天津德赛机电设备有限公司 | It is multi -functional from lift -type truss leg platform |
| CN210315471U (en) * | 2019-06-26 | 2020-04-14 | 中船黄埔文冲船舶有限公司 | Triangular truss type pile leg |
| CN110670564A (en) * | 2019-10-10 | 2020-01-10 | 中船黄埔文冲船舶有限公司 | Truss pile leg |
| CN110789676A (en) * | 2019-11-07 | 2020-02-14 | 招商局重工（江苏）有限公司 | Offshore production platform with three groups of truss rack type pile legs |
| CN216973352U (en) * | 2022-01-10 | 2022-07-15 | 大连船舶重工集团有限公司 | Truss type pile leg structure suitable for large rack center distance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115012378B (en) | 2024-07-23 |
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