CN213773369U

CN213773369U - Big inclination inlays rock pile foundation construction platform appurtenance

Info

Publication number: CN213773369U
Application number: CN202022528382.9U
Authority: CN
Inventors: 张德龙; 林松林; 郑晓彬; 杨晨辉; 臧洪帅; 隋晋; 邢志强; 冯振
Original assignee: CCCC First Harbor Engineering Co Ltd; No 3 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; No 3 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-23
Anticipated expiration: 2030-11-05

Abstract

A large-inclination rock-socketed pile foundation construction platform auxiliary tool relates to the technical field of offshore wind power construction. Comprises a truss structure, a platform panel and a steel platform rail; the truss structure comprises an integral frame, a reinforcing rod piece and a bearing beam, wherein the reinforcing rod piece is used for reinforcing and supporting the integral frame, the bottom of the integral frame is two regular octagons with a large outer part and a small inner part, which are formed by full welding of connecting rods, and the frame at the top is a square formed by full welding of connecting rods; the reinforcing rod piece comprises a plurality of supporting rods fully welded between the top and the bottom; the bearing beams are welded at the bottom of the truss structure and distributed in an X shape, and the whole truss structure is erected at the tops of the four steel pipe piles through the bearing beams; the platform panel is fully paved on the top of the integral frame; the steel platform railing welds around the platform panel. The utility model discloses structure bearing capacity is strong, the safety and stability, and the whole dismantlement installation that can relapse of structure, convenient to use, it is excellent to implement the effect, is showing and improves the efficiency of construction, reduces the resource input.

Description

Big inclination inlays rock pile foundation construction platform appurtenance

Technical Field

The utility model relates to an offshore wind power construction technical field specifically is a big inclination inlays rock pile foundation construction platform appurtenance.

Background

High pile cap basis of offshore wind power project is common basic form, but offshore wind power scene is far away from the land, and each fan basis is apart from far away, and each process of single machine position rock-socketed pile foundation construction all needs to invest a large amount of ship machine equipment, and rock-socketed pile construction is as the key circuit of whole engineering period, and mechanical equipment and the frequent change of personnel are unfavorable for rock-socketed pile construction to develop in order. In order to improve the construction efficiency and reduce the ship-engine resources, under the condition, the rock-socketed pile construction needs to be more efficient and convenient, the change of personnel and mechanical equipment is reduced to the maximum extent, the use of the ship-engine resources is reduced, and auxiliary tools need to be manufactured to complete the rock-socketed pile construction.

SUMMERY OF THE UTILITY MODEL

For solving the big problem of above-mentioned single position socketed pile construction quantity, inefficiency and boat aircraft occuping resource volume are big, the utility model provides a big inclination socketed pile foundation construction platform appurtenance adopts this appurtenance can improve socketed pile efficiency of construction, reduces boat aircraft resource input and construction cost.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a big inclination inlays rock pile foundation construction platform appurtenance which characterized in that: comprises a truss structure, a platform panel and a steel platform rail; the truss structure comprises an integral frame, a reinforcing rod piece and a bearing beam, wherein the reinforcing rod piece is used for reinforcing and supporting the integral frame, the bottom of the integral frame is provided with two regular octagons with large outer parts and small inner parts, which are formed by full welding of connecting rods, the top frame is provided with a square formed by full welding of connecting rods, the center of the top is provided with two regular octagons with the same bottom, which are formed by full welding of connecting rods, the top corner and the bottom corner are connected by full welding of a plurality of connecting rods, and six round holes are uniformly arranged between the two regular octagons with large outer parts and small inner parts; the reinforcing rod piece comprises a plurality of supporting rods fully welded between the top and the bottom; the bearing beams are welded at the bottom of the truss structure and distributed in an X shape, and the whole truss structure is erected at the tops of the four steel pipe piles through the bearing beams; the platform panel is fully paved on the top of the integral frame; the steel platform railing welds around the platform panel.

The connecting rod is the seamless steel pipe of diameter 300mm, wall thickness 10mm, the bracing piece is the seamless steel pipe of diameter 200mm, wall thickness 10 mm.

The integral frame is 3.5m high, the side length of a square at the top is 18m, the side length of a regular octagon at the bottom is 7.5m, openings at two ends of all rod pieces forming the integral frame are cut flat, and a truss structure is formed in a girth welding mode.

The platform panel is a steel plate with the size of 18m and the thickness of 10mm, and a container, a drilling slag discharging box and a generator are arranged at the top of the platform panel.

The steel platform railing is composed of 10-section steel upright columns with the height of 1.2m, four-section steel pipe handrails and phi 12 round steel, and the railing is arranged at the position, extending inwards by 100mm, of the edge of the panel.

The bearing beam is 4, the single piece is a double H45 shaped steel bearing beam member, the minimum length is 6m, the bearing beam is erected at the center of the pile top of the steel pipe pile, and reinforcement and limit measures are taken to ensure that the center of the circular hole corresponds to the upper position of the center of the pile top of the steel pipe pile.

The diameter of the round hole is 2.5m, and a rock-socketed drilling machine is arranged according to the position of the round hole, so that the drill rod is positioned at the center of the round hole.

The utility model provides a large inclination rock-socketed pile foundation construction platform appurtenance, by a plurality of member units, two member units are connected, constitute truss structure through the member unit, truss structure is the main bearing body of rock-socketed pile construction; the rod piece unit adopts a seamless steel pipe structure, the self weight of the truss structure can be reduced, the stress is uniform, the strength is high, the wind influence is small, and the platform stability is high; the top of the truss structure is fully paved with a panel, and the panel is provided with two holes for arranging two rock-socketed pile construction machines, so that the simultaneous construction of two rock-socketed piles can be met, and the overall construction efficiency is improved; 4 bearing beams are arranged at the bottom of the truss according to the positions of the 4 steel pipe piles, the bearing beams and the truss structure are welded into a whole, the bearing beams are double-spliced H45 type steel, the whole truss is erected on the tops of the 4 steel pipe piles by the 4 bearing beams, and only one crane ship is needed for installation; the elevation of the top of the engineering steel pipe pile is +3.0m, the engineering steel pipe pile is influenced by ocean tides, the maximum flood level of an engineering sea area exceeds +3.0m in a flood season, in order to avoid influences of tides on rock-socketed pile construction, the height of the top surface of the platform with the total height of 3.5m is +6.5m, the rock-socketed pile construction is not influenced by tides, and 24-hour uninterrupted construction is met; living facilities such as containers are arranged at the top of the construction platform, so that operators live in the construction platform to ensure that the construction of the rock-socketed pile is uninterrupted, and the construction progress is ensured to the maximum extent; can adopt the whole mode that turns to of platform to carry out follow-up rock-socketed pile construction, need not to move platform equipment facility to 6 rock-socketed machine positions of high pile cap are taken as an example, only need the crane ship to park the position and carry out 2 times the whole platform and turn to and can accomplish whole rock-socketed pile construction, the utility model discloses structure bearing capacity is strong, and can dismantle the installation repeatedly and use, and convenient to use implements the effect excellent, is showing and improves rock-socketed pile efficiency of construction.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a top view of the present invention;

in the figure: 1-integral frame, 2-reinforcing rod piece, 3-bearing beam, 4-steel platform railing, 5-round hole, 6-platform panel.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Examples

As shown in fig. 1-3, a large inclination rock-socketed pile foundation construction platform auxiliary tool: comprises a truss structure, a platform panel and a steel platform rail; the truss structure comprises an integral frame 1, a reinforcing rod piece 2 and a bearing beam 3, wherein the reinforcing rod piece 2 is used for reinforcing and supporting the integral frame 1, the bottom of the integral frame 1 is provided with two regular octagons with large outer parts and small inner parts, which are formed by full welding of connecting rods, the top frame is provided with a square formed by full welding of connecting rods, the center of the top is provided with two regular octagons with the same bottom, which are formed by full welding of connecting rods, the top corner and the bottom corner are connected by full welding of a plurality of connecting rods, and six round holes 5 are uniformly arranged between the two regular; the reinforcing rod member 2 comprises a plurality of support rods which are fully welded between the top and the bottom; the bearing beams 3 are welded at the bottom of the truss structure and distributed in an X shape, and the truss structure is integrally erected at the tops of the four steel pipe piles through the bearing beams 3; the platform panel 6 is fully paved at the top of the integral frame 1; steel platform railing 4 welds around platform panel 6.

The height of the whole frame 1 is 3.5m, the side length of a square at the top is 18m, the side length of a regular octagon at the bottom is 7.5m, openings at two ends of all rod pieces forming the whole frame 1 are cut flat, and a truss structure is formed in a girth welding mode.

The platform panel 6 is a steel plate with the size of 18m and the thickness of 10mm, and other mechanical material equipment such as a container, a drilling slag discharging box and a generator are arranged at the top of the platform panel 6, so that the construction requirement of the socketed pile is met.

The steel platform railing 4 is composed of 10-section steel upright columns with the height of 1.2m, four-section steel pipe handrails and phi 12 round steel, and the railing is arranged at the position, extending inwards by 100mm, of the edge of the panel.

The bearing beam 3 is 4, a single bearing beam member is a double H45 section steel bearing beam, the minimum length is 6m, the bearing beam 3 is erected at the center of the top of the steel pipe pile, reinforcing and limiting measures are taken, and the center of the round hole 5 is ensured to correspond to the position above the center of the top of the steel pipe pile.

The diameter of the round hole 5 is 2.5m, and a rock-socketed drilling machine is arranged according to the position of the round hole 5, so that the drill rod is positioned at the center of the round hole.

And determining 3 erection pile positions of the bearing beam according to the pile position condition of the planned construction rock-socketed pile, theoretically, completing the construction of all the pile positions of the single-seat rock-socketed machine position by taking 2 rock-socketed piles as a group and turning the platform for 2 times. The utility model discloses the use step as follows:

step 1: and the cutting condition of the pile head of the steel pipe pile ensures that the top surface of the pipe pile is basically flat.

Step 2: according to the actual drilling demand, hoist whole construction steel platform, make 4 double-pin spandrel girder erects 4 pile bolck top central parts in non-drilling operation, ensure simultaneously that 2 drilling pile heads align with the hole is reserved to construction steel platform top surface panel.

And step 3: in order to ensure that drilling machine vibration influences the stability and safety of the construction steel platform in severe weather and a drilling process, reinforcement measures are required after the construction steel platform is placed. Fully welding and reinforcing the contact positions of the 4 bearing beams of the construction steel platform and the pile top of the steel pipe pile, welding transverse limiting components on two sides of the bearing beam of the pile top of the pipe pile, regularly checking the displacement condition of the construction platform in the construction process, and ensuring the safe use of the construction steel platform.

And 4, step 4: and (3) placing 2 rock-socketed drilling machines according to the positions of 2 round holes in the construction steel platform panel after hoisting, enabling the center point of the drill rod to correspond to the center of the round hole, and setting the corresponding inclination angle of the drilling machine according to the inclination of the steel pipe pile. And planning and placing facilities such as a drilling slag discharging box, a generator, an oil tank and the like.

And 5: after 2 rock-socketed piles are drilled and formed holes, equipment facilities on the top surface of the platform do not need to change positions, the crane ship is parked and positioned to turn 60 degrees clockwise (or anticlockwise and the rotating direction is unified all the time) integrally on the steel platform, and 4 bearing beams are re-assumed on the top of the steel pipe pile to carry out subsequent rock-socketed pile position construction.

Repeating the steps 1-5, repeatedly steering the rock-socketed pile construction auxiliary steel platform for use, completing construction of all rock-socketed piles in a single-seat machine position, being convenient and fast, and improving the working efficiency.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The utility model provides a big inclination inlays rock pile foundation construction platform appurtenance which characterized in that: comprises a truss structure, a platform panel and a steel platform rail; the truss structure comprises an integral frame (1), a reinforcing rod piece (2) and a bearing beam (3), wherein the reinforcing rod piece is used for reinforcing and supporting the integral frame (1), the bottom of the integral frame (1) is provided with two regular octagons with large outer parts and small inner parts, which are formed by full welding of connecting rods, the top frame is provided with a square formed by full welding of connecting rods, the center of the top is provided with two regular octagons with the same bottom, which are formed by full welding of connecting rods, the top corner and the bottom corner are connected by full welding of a plurality of connecting rods, and six round holes (5) are uniformly arranged between the two regular octagons with large outer parts and small inner parts; the reinforcing rod piece (2) comprises a plurality of supporting rods fully welded between the top and the bottom; the bearing beams (3) are welded at the bottom of the truss structure and distributed in an X shape, and the truss structure is integrally erected at the tops of the four steel pipe piles through the bearing beams (3); the platform panel (6) is fully paved at the top of the integral frame (1); the steel platform railing (4) is welded around the platform panel (6).

2. The large inclination socketed pile foundation construction platform appurtenance of claim 1, characterized in that: the connecting rod is the seamless steel pipe of diameter 300mm, wall thickness 10mm, the bracing piece is the seamless steel pipe of diameter 200mm, wall thickness 10 mm.

3. The large inclination socketed pile foundation construction platform appurtenance of claim 1, characterized in that: the height of the whole frame (1) is 3.5m, the side length of a square at the top is 18m, the side length of a regular octagon at the bottom is 7.5m, openings at two ends of all rod pieces forming the whole frame (1) are cut flat, and a truss structure is formed in a girth welding mode.

4. The large inclination socketed pile foundation construction platform appurtenance of claim 1, characterized in that: the platform panel (6) is a steel plate with the size of 18m by 18m and the thickness of 10mm, and a container, a drilling slag discharging box and a generator are arranged at the top of the platform panel (6).

5. The large inclination socketed pile foundation construction platform appurtenance of claim 1, characterized in that: the steel platform railing (4) is composed of 10-section steel upright columns with the height of 1.2m, four-section steel pipe handrails and phi 12 round steel, and the railing is arranged at the position, extending inwards by 100mm, of the edge of the panel.

6. The large inclination socketed pile foundation construction platform appurtenance of claim 1, characterized in that: the bearing beams (3) are 4, a single bearing beam rod piece is double H45 section steel, the minimum length is 6m, the bearing beams (3) are erected at the center of the top of the steel pipe pile, reinforcing and limiting measures are taken, and the center of the circular hole (5) is ensured to correspond to the position above the center of the top of the steel pipe pile.

7. The auxiliary tool for the large-inclination socketed pile foundation construction platform as claimed in claim 1, wherein: the diameter of the round hole (5) is 2.8m, and a rock-socketed drilling machine is arranged according to the position of the round hole (5), so that the drill rod is positioned at the center of the round hole.