CN220977945U - Pile-holding operation platform for offshore pile extension - Google Patents
Pile-holding operation platform for offshore pile extension Download PDFInfo
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- CN220977945U CN220977945U CN202322399470.7U CN202322399470U CN220977945U CN 220977945 U CN220977945 U CN 220977945U CN 202322399470 U CN202322399470 U CN 202322399470U CN 220977945 U CN220977945 U CN 220977945U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 210000000078 claw Anatomy 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a pile holding operation platform for offshore pile extension, which comprises an outer platform, a wind shield, four pile holding jacks and a platform levelness adjusting mechanism. The outer platform comprises a circular ring beam, a regular hexagonal outer frame, six connecting beams connected between the ring beam and the middle parts of six side beams, a pattern steel plate paved between the ring beam and the outer frame and a railing arranged at the inner end of the ring beam; the wind screen is formed by enclosing six acrylic plates arranged on the top surfaces of the six side beams; the four pile-holding jacks are arranged in the cavity of the ring beam, and the ends of the two opposite pile-holding jacks are respectively hinged with a first arc-shaped clamping plate capable of swinging up and down in the vertical direction; the ends of the other two opposite pile holding jacks are respectively hinged with a second arc-shaped clamping plate capable of swinging left and right in the vertical direction; the platform levelness adjusting mechanism comprises two driven rods, two clamping claws, two hydraulic connecting rods and two hydraulic stations. The utility model can meet the requirements of various offshore pile extension operations.
Description
Technical Field
The utility model relates to a pile embracing operation platform for offshore pile extension.
Background
At present, the construction of the offshore wind power plant is gradually and rapidly developed from an offshore area to a deep sea area. Because of different water depths, the stress characteristics of pile foundations also change, and the foundation of a high pile cap in a deeper sea area is required to have longer steel pipe piles and deeper burial depths are required. The marine transport barge capable of carrying out the ultra-long steel pipe pile has high technical index requirements of the ship length, the ship width and the profile depth, less barges capable of meeting the transport conditions and low transport efficiency, so that the lower section steel pipe pile is required to be firstly driven, and then the upper section steel pipe pile is abutted on the lower section steel pipe pile, so that the length of the designed steel pipe pile can be reached, and the marine pile extension construction is required. The offshore pile extension construction needs to perform operations such as assembly, welding and the like on the steel pipe pile, so that a pile holding platform for the offshore pile extension operation is needed to meet the offshore pile extension construction requirements of the steel pipe pile.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provide a pile holding operation platform for offshore pile extension, which has the characteristics of simple structure and convenient operation and can meet the requirements of various offshore pile extension operations.
The purpose of the utility model is realized in the following way: a pile-embracing operation platform for offshore pile extension comprises an outer platform, a wind shield, four pile-embracing jacks and a platform levelness adjusting mechanism; wherein,
The outer platform comprises a ring beam, an outer frame, six connecting beams, a pattern steel plate and an inner side railing; the ring beam is of a circular ring shape and has a rectangular cavity structure in cross section, and four through holes are uniformly distributed on the inner end surface of the ring beam along the circumference in the radial direction; the outer frame is formed by six side beams, is in a regular hexagon shape and is coaxially arranged on the periphery of the ring beam; six connecting beams are connected between the inner end surfaces of the middle parts of the six side beams of the outer frame and the outer end surfaces of the ring beams in a one-to-one correspondence manner; the pattern steel plate is paved on the area between the ring beam and the outer frame; the inner side railing is arranged at the inner end of the ring beam;
The wind screen is formed by enclosing six acrylic plates and six buckling pieces, wherein the acrylic plates are arranged on the top surfaces of the outer sides of six side beams of the outer frame of the outer platform in a one-to-one correspondence manner;
Four pile-holding jacks are uniformly arranged in the cavity of the ring beam of the outer platform along the circumference, and the ends of the four pile-holding jacks correspondingly penetrate through the four through holes one by one; the ends of the two opposite pile holding jacks are respectively hinged with a first arc-shaped clamping plate capable of swinging up and down in the vertical direction; the ends of the other two opposite pile holding jacks are respectively hinged with a second arc-shaped clamping plate capable of swinging left and right in the vertical direction;
The platform levelness adjusting mechanism comprises two driven rods, two clamping claws, two hydraulic connecting rods and two hydraulic stations; the upper ends of the two driven rods are symmetrically hinged on the bottom surface of the outer frame of the outer platform in a central manner; the two clamping claws are arranged at the lower ends of the two driven rods in a one-to-one correspondence manner; the two hydraulic connecting rods are correspondingly hinged between the middle parts of the two driven rods and the bottom surface of the ring beam of the outer platform one by one; the two hydraulic stations are arranged on the outer platform and control the two hydraulic connecting rods in a one-to-one correspondence manner.
According to the pile holding operation platform for offshore pile extension, the outer frame and the connecting beam are made of square steel.
According to the pile-embracing operation platform for offshore pile extension, the two sides of each pile-embracing jack are respectively provided with the web plate in the cavity of the ring beam.
The pile-holding operation platform for offshore pile extension is characterized in that the pile-holding operation platform is divided into two unit platforms, and the two unit platforms are connected into a whole through splice plates and high-strength bolts.
The pile-holding operation platform for offshore pile extension has the following characteristics:
1) The pile holding operation platform is divided into two unit platforms uniformly, so that the pile holding operation platform is convenient to install on the steel pipe pile;
2) The pile-holding operation platform is fastened on the steel pipe pile by arranging the four pile-holding jacks, and the pile-holding operation platform can be used for pile-splicing operation of a straight pile and pile-splicing operation of an inclined pile by arranging the pair of first arc-shaped clamping plates and the pair of second arc-shaped clamping plates on the four pile-holding jacks, and the platform levelness adjusting mechanism is additionally arranged, so that the levelness of the pile-holding operation platform on the inclined pile can be adjusted, and the safety of constructors on the pile-holding operation platform is improved;
3) The pile-holding operation platform greatly reduces the dependence of offshore wind power on large-scale marine equipment, greatly reduces the construction cost, and simultaneously effectively reduces the offshore construction risk.
Drawings
FIG. 1 is a front view of a pile-embracing work platform of the marine pile extension of the present utility model;
FIG. 2 is a plan view of the pile-embracing work platform of the marine pile extension of the present utility model;
FIG. 3 is a view in the A-A direction of FIG. 2;
FIG. 4 is a plan view of a wind screen in the pile-embracing work platform of the marine pile extension of the present utility model;
FIG. 5 is a plan view of the arrangement of four pile-holding jacks in the pile-holding work platform for offshore pile extension of the present utility model;
FIG. 6a is a schematic view of a first arcuate clamping plate according to the present utility model;
FIG. 6b is a schematic view of a second arcuate clamping plate according to the present utility model;
fig. 7 is a state diagram of the pile-embracing operation platform for offshore pile extension in the present utility model in operation.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 7, the pile-embracing operation platform for offshore pile extension of the present utility model includes an outer platform 1, a wind shield 2, four pile-embracing jacks 3 and a platform levelness adjusting mechanism.
The outer platform 1 comprises a ring beam 11, an outer frame 12, six connecting beams 13, a pattern steel plate 14 and an inner side railing 15; the ring beam 11 is a hollow cavity structure with a circular ring shape and a rectangular cross section, namely comprises an inner ring plate, an outer ring plate, a bottom ring plate and a top ring plate, wherein the outer diameter of the ring beam 11 is 3310mm, the inner diameter of the ring beam 11 is 2460mm, the thicknesses of the inner ring plate, the outer ring plate, the bottom ring plate and the top ring plate are all 20mm, and four through holes are uniformly distributed on the inner ring plate of the ring beam 11 along the circumference in the radial direction; the outer frame 12 is formed by six side beams, is in a regular hexagon shape and is coaxially arranged on the periphery of the ring beam 11; six connecting beams 13 are connected between the middle inner end surfaces of the six side beams of the outer frame 12 and the outer end surfaces of the ring beams 11 in a one-to-one correspondence manner, and the length of each connecting beam 13 is 500mm; the side beams and the connecting beams 13 are made of square steel pipes with the cross section dimension of 200mm multiplied by 20 mm; the patterned steel plate 14 is paved on the area between the ring beam 11 and the outer frame 12, and the thickness of the patterned steel plate 14 is 10mm; the inboard railing 15 is installed at the inner of collar tie 11, and inboard railing 15 includes six montants that set up along circumference equipartition and six horizontal poles of connecting between the top of six montants, and the height of montant is 780mm.
The wind screen 2 is formed by enclosing six acrylic plates 21 and six buckling pieces 22, wherein the acrylic plates 21 are installed on the outer side top surfaces of six side beams of the outer frame 12 of the outer platform 1 in a one-to-one correspondence mode, the thickness of the acrylic plates is 60mm, gaps between the acrylic plates 21 and the buckling pieces 22 are filled with sealant, and the wind screen is prevented from loosening.
The four pile-holding jacks 3 are uniformly arranged in the cavity of the ring beam 11 of the outer platform 1 along the circumference, the ends of the four pile-holding jacks 3 penetrate through the four through holes in a one-to-one correspondence manner, and a web 30 is respectively arranged at two sides of each pile-holding jack 3 in the cavity of the ring beam 11; the ends of the two opposite pile holding jacks 3 are respectively hinged with a first arc-shaped clamping plate 31, the first arc-shaped clamping plates 31 can swing up and down in the vertical direction, and a rubber pad 300 is arranged on the concave cambered surface of each first arc-shaped clamping plate 31; the ends of the other two opposite pile holding jacks 3 are respectively hinged with a second arc clamping plate 32; the second arc-shaped clamping plate 32 can swing left and right in the vertical direction, and a rubber pad 300 is also arranged on the concave arc surface of the second arc-shaped clamping plate 32.
The platform levelness adjusting mechanism comprises two driven rods 41, two clamping claws 42, two hydraulic connecting rods 43 and two hydraulic stations 44; wherein the upper ends of the two driven rods 41 are symmetrically hinged on the bottom surface of the outer frame 12 of the outer platform 1 in a central manner; the two claws 42 are arranged at the lower ends of the two driven rods 41 in a one-to-one correspondence; the two hydraulic connecting rods 43 are hinged between the middle parts of the two driven rods 41 and the bottom surface of the ring beam 11 of the outer platform 1 in a one-to-one correspondence manner; two hydraulic stations 44 are mounted on the outer platform and control two hydraulic links 43 in a one-to-one correspondence.
The pile holding operation platform is equally divided into two unit platforms, and the two unit platforms are connected into a whole through a splice plate 51 and a high-strength bolt 52.
The pile-splicing operation of a steel pipe pile (inclined pile) with a diameter of 2200mm is taken as an example to describe the use method of the pile-embracing operation platform for offshore pile-splicing, which comprises the following steps:
1) The method comprises the steps of firstly, disassembling high-strength bolts on a splice plate 10 for connecting two unit platforms, dividing a pile holding operation platform into two unit platforms, then respectively hoisting the two unit platforms into positions, installing the two unit platforms on a lower half section of a steel pipe pile 100 which is well driven by piles, and fastening high-strength bolts 52 after the two unit platforms are installed into positions so as to splice the two unit platforms into a whole;
2) The travel of the four pile holding jacks 3 is controlled through the adjusting handle, so that the four pile holding jacks 3 tightly hold the lower half section of the steel pipe pile 100, and the purpose of fixing the pile holding operation platform on the lower half section of the steel pipe pile 100 is achieved; the first arc clamping plates 31 on the two opposite pile holding jacks 3 are attached to the lower half section of steel pipe pile 100 in an adaptive manner in the inclined direction of the lower half section of steel pipe pile 100, and the second arc clamping plates 32 on the other two opposite pile holding jacks 3 are attached to the outer surface of the lower half section of steel pipe pile 100 in a rotary manner until the second arc clamping plates are attached to the outer surface of the lower half section of steel pipe pile 100 in the same inclined direction as the lower half section of steel pipe pile 100;
3) The levelness of the pile-holding operation platform is adjusted, the two hydraulic stations 44 of the platform levelness adjusting mechanism drive the expansion and contraction amounts of the two hydraulic connecting rods 43 in a one-to-one correspondence manner, and further the two driven rods 41 are controlled to clamp or loosen the lower half section of steel pipe pile 100 in a one-to-one correspondence manner, so that the aim of adjusting the levelness of the pile-holding operation platform is achieved;
4) Pile splicing operation of the upper half section steel pipe pile can be carried out after pile splicing operation platform is installed, welding, sanding and corrosion prevention of an interface between the upper half section steel pipe pile and the lower half section steel pipe pile are carried out, after pile splicing operation is completed, high-strength bolts 52 on splice plates 51 of the two unit platforms are detached, and the pile splicing operation platform is opened to hoist the pile splicing operation platform, so that the whole operation flow is completed.
The above embodiments are provided for illustrating the present utility model and not for limiting the present utility model, and various changes and modifications may be made by one skilled in the relevant art without departing from the spirit and scope of the present utility model, and thus all equivalent technical solutions should be defined by the claims.
Claims (4)
1. A pile-embracing operation platform for offshore pile extension comprises an outer platform, a wind shield, four pile-embracing jacks and a platform levelness adjusting mechanism; it is characterized in that the method comprises the steps of,
The outer platform comprises a ring beam, an outer frame, six connecting beams, a pattern steel plate and an inner side railing; the ring beam is of a circular ring shape and has a rectangular cavity structure in cross section, and four through holes are uniformly distributed on the inner end surface of the ring beam along the circumference in the radial direction; the outer frame is formed by six side beams, is in a regular hexagon shape and is coaxially arranged on the periphery of the ring beam; six connecting beams are connected between the inner end surfaces of the middle parts of the six side beams of the outer frame and the outer end surfaces of the ring beams in a one-to-one correspondence manner; the pattern steel plate is paved on the area between the ring beam and the outer frame; the inner side railing is arranged at the inner end of the ring beam;
The wind screen is formed by enclosing six acrylic plates and six buckling pieces, wherein the acrylic plates are arranged on the top surfaces of the outer sides of six side beams of the outer frame of the outer platform in a one-to-one correspondence manner;
Four pile-holding jacks are uniformly arranged in the cavity of the ring beam of the outer platform along the circumference, and the ends of the four pile-holding jacks correspondingly penetrate through the four through holes one by one; the ends of the two opposite pile holding jacks are respectively hinged with a first arc-shaped clamping plate capable of swinging up and down in the vertical direction; the ends of the other two opposite pile holding jacks are respectively hinged with a second arc-shaped clamping plate capable of swinging left and right in the vertical direction;
The platform levelness adjusting mechanism comprises two driven rods, two clamping claws, two hydraulic connecting rods and two hydraulic stations; the upper ends of the two driven rods are symmetrically hinged on the bottom surface of the outer frame of the outer platform in a central manner; the two clamping claws are arranged at the lower ends of the two driven rods in a one-to-one correspondence manner; the two hydraulic connecting rods are correspondingly hinged between the middle parts of the two driven rods and the bottom surface of the ring beam of the outer platform one by one; the two hydraulic stations are arranged on the outer platform and control the two hydraulic connecting rods in a one-to-one correspondence manner.
2. The marine pile-holding platform of claim 1, wherein the outer frame and the connecting beam are made of square steel.
3. A pile-embracing platform for offshore pile extension according to claim 1, wherein a web is provided in the cavity of the girt on each side of each pile-embracing jack.
4. A pile-holding operation platform for offshore pile extension according to any one of claims 1 to 3, wherein the pile-holding operation platform is divided into two unit platforms, and the two unit platforms are connected into a whole through splice plates and high-strength bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399470.7U CN220977945U (en) | 2023-09-04 | 2023-09-04 | Pile-holding operation platform for offshore pile extension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322399470.7U CN220977945U (en) | 2023-09-04 | 2023-09-04 | Pile-holding operation platform for offshore pile extension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220977945U true CN220977945U (en) | 2024-05-17 |
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ID=91062386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322399470.7U Active CN220977945U (en) | 2023-09-04 | 2023-09-04 | Pile-holding operation platform for offshore pile extension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220977945U (en) |
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2023
- 2023-09-04 CN CN202322399470.7U patent/CN220977945U/en active Active
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