CN215252747U - Large-scale construction platform structure on water - Google Patents

Abstract

The utility model relates to a large-scale construction platform structure on water, the platform structure includes: the supporting structure comprises a plurality of supporting piles, the supporting piles are arranged in a matrix form to form a pile array, at least one side of the pile array is provided with an opening convenient for a ship to drive in, and the tops of all the supporting piles are connected into a whole through a connecting frame; prefabricated construction, prefabricated construction include the backup pad, and backup pad fixed connection supports a pile top, and the prefabricated installation in backup pad top faces the facility of building. The erection method comprises the following steps: driving a support pile; installing a buffer device; mounting a connecting frame; mounting an end plate; transporting the support plate; driving into a pile array, and adjusting the position; the temporary buttress is lowered and the welding is firm. The structure and the method of the utility model realize the rapid construction of the offshore large construction platform structure, reduce the construction volume on site to the maximum extent, and realize the onshore prefabrication site installation; the occupied time of the ship is reduced, and the floating crane ship is not required to be matched in the whole process; the influence of waves in the construction process is reduced.

Description

Large-scale construction platform structure on water

Technical Field

The utility model relates to a marine large-scale engineering construction technical field especially relates to a large-scale construction platform structure on water.

Background

In the prior known technology, the construction of a temporary steel platform structure required for the construction of offshore engineering is often built by a method of building a steel trestle or a piling ship (matched with an engineering ship such as a floating crane ship). When a steel trestle structure is adopted for pile foundation construction, a pile driving ship or pile driving equipment is required to run from the land to a designated pile position for trestle erection construction, and the construction process is long; and the ship-machine equipment such as a pile driving ship (matched with engineering ships such as a floating crane ship) and the like is adopted to assemble and erect the platform, so that the influence of uncertain weather on the sea is easily caused, and great hidden danger is caused on the overall safety of the platform structure and the safety of the ships. In addition, when the steel platform structure is built on site at sea, a large amount of ship and aircraft resources are wasted due to working conditions such as material transportation, construction waiting and site assembly.

Disclosure of Invention

The utility model discloses aim at solving prior art not enough, and provide a large-scale construction platform structure on water.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a large aquatic construction platform structure comprising:

the supporting structure comprises a plurality of supporting piles, the supporting piles are arranged in a matrix form to form a pile array, at least one side of the pile array is provided with an opening convenient for a ship to drive in, and the tops of all the supporting piles are connected into a whole through a connecting frame;

prefabricated construction, prefabricated construction include the backup pad, and backup pad fixed connection supports a pile top, and the prefabricated installation in backup pad top faces the facility of building.

Furthermore, the supporting plate is connected with the supporting pile through an assembling structure, the assembling structure comprises a slot and a convex block which are arranged in a matched mode, the slot is located at the top of the supporting pile, and the convex block is located at the position, corresponding to the slot, of the bottom of the supporting plate.

Furthermore, the convex block is in an inverted round table shape, and the diameter of the top of the convex block is smaller than the inner diameter of the top of the slot.

Further, the lug passes through the landing leg and links to each other with the backup pad, and landing leg bottom and support stake top all set firmly the end plate and between the two and the end plate be equipped with multichannel stiffening rib, and lug and slot all are located the end plate.

Further, the pile array is arranged in an Contraband shape.

Furthermore, the connecting frame comprises a connecting beam positioned between the adjacent supporting piles, and two ends of the connecting beam are connected with the two adjacent supporting piles in a welding mode.

Furthermore, a buffer device is arranged on the outer side of the top of the pile array.

Furthermore, the buffer device is a plurality of annular air cushions which are fixedly sleeved on the supporting piles.

Further, the temporary construction facilities include simple rooms and/or cranes.

An erection method of a large-scale water construction platform structure comprises the following specific steps:

firstly, driving a support pile in a target sea area to form an Contraband-shaped pile array;

step two, mounting a buffer device on the support pile;

thirdly, connecting the supporting piles by using a connecting frame to form a unified whole;

fourthly, an end plate with a slot is installed at the top end of the supporting pile;

step five, prefabricating the supporting plate in a prefabricating field, wherein the plane position of the supporting leg with the supporting block corresponds to the position of the slot at the top of the supporting pile;

step six, erecting a temporary buttress with a height adjusting function on the barge, and placing the prefabricated support plate on the temporary buttress;

step seven, driving the barge to a construction sea area, and enabling the axis of the barge to be superposed with the central line of the opening of the Contraband-shaped pile array;

step eight, driving the barge into the opening of the Contraband-shaped pile array and adjusting the position to enable all the bumps to move right above the corresponding slots;

step nine, reducing the height of the temporary buttress to enable the bump to fall into the corresponding slot, and continuing to reduce the height of the temporary buttress until the barge and the support plate have enough safety distance;

step ten, driving the barge out of the opening of the Contraband-shaped pile array and driving the barge away from the construction area;

and step eleven, firmly welding the matched and compressed end plates.

The utility model has the advantages that: the structure and the method of the utility model realize the rapid construction of the offshore large construction platform structure, reduce the construction volume on site to the maximum extent, and realize the onshore prefabrication site installation; the occupied time of the ship is reduced, and the floating crane ship is not required to be matched in the whole process; the influence of waves in the construction process is reduced.

Drawings

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

FIG. 2 is a schematic bottom view of the support plate;

FIG. 3 is a schematic structural view of a support structure;

FIG. 4 is a schematic structural diagram of a bump;

FIG. 5 is a schematic view of a slot structure;

in the figure: 1-a support structure; 11-supporting piles; 12-a connecting frame; 13-a buffer device; 2-prefabricating a structure; 21-a support plate; 22-temporary facilities; 3-assembling the structure; 31-a slot; 32-bumps; 33-a leg; 34-an end plate; 35-a stiffener; 4-barge; 5-temporary buttress;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown, a large aquatic construction platform structure, includes:

the supporting structure 1 comprises a plurality of supporting piles 11, the supporting piles 11 can adopt steel pipe piles, the supporting piles 11 are arranged in a matrix form to form a pile array, at least one side of the pile array is provided with an opening convenient for a ship to drive in, the pile array can adopt arrangement modes such as 'Contraband' shape and 'field' shape, the embodiment adopts 'Contraband' shape arrangement, the outer side of the top of the pile array is provided with a buffer device 13, the buffer device 13 is a plurality of annular air cushions fixedly sleeved on the supporting piles 11, and the annular air cushions are made of rubber; the tops of all the support piles 11 are connected into a whole through a connecting frame 12, the connecting frame 12 comprises connecting beams positioned between the adjacent support piles 11, two ends of each connecting beam are connected with the two adjacent support piles 11 in a welding mode, the connecting beams are divided into a group, each group of connecting beams are arranged in an up-to-middle-down mode, and the middle connecting beam is arranged in an X-shaped mode;

the prefabricated structure 2 comprises a support plate 21, the support plate 21 is a steel structure plate, the support plate 21 is fixedly connected to the top of a support pile 11, the support plate 21 is connected with the support pile 11 through an assembly structure 3, the assembly structure 3 comprises a slot 31 and a bump 32 which are arranged in a matched mode, the slot 31 is located at the top of the support pile 11, the bump 32 is located at the bottom of the support plate 21 and corresponds to the slot 31, the bump 32 is in an inverted circular truncated cone shape, the diameter of the top of the bump 32 is smaller than the inner diameter of the top of the slot 31, the bump 32 is connected with the support plate 21 through a support leg 33, end plates 34 are fixedly arranged at the bottom of the support leg 33 and the top of the support pile 11, a plurality of stiffening ribs 35 are arranged between the bottom of the support leg 33 and the end plates 34, and the bump 32 and the slot 31 are both located on the end plates 34; temporary construction facilities 22 are prefabricated and installed on the top of the supporting plate 21, and the temporary construction facilities 22 comprise simple rooms, cranes and other equipment facilities.

The erection method comprises the following specific steps:

firstly, driving a support pile 11 in a target sea area to form a pile array;

step two, installing a buffer device 13 on the support pile 11;

thirdly, connecting the support piles 11 by using the connecting frames 12 to form a unified whole;

step four, mounting an end plate 34 with a slot 31 at the top end of the support pile 11;

step five, prefabricating the support plate 21 in a prefabricating field, wherein the plane position of the supporting leg 33 with the supporting block 32 corresponds to the position of the slot 31 at the top of the support pile 11;

step six, erecting a temporary buttress 5 with a height adjusting function on the barge 4, wherein the temporary buttress 5 can adopt a sandbox or a jack, and placing the prefabricated support plate 21 on the temporary buttress 5;

step seven, driving the barge 4 to a construction sea area, and enabling the axis of the barge 4 to coincide with the central line of the opening of the pile array;

step eight, driving the barge 4 into the opening of the pile array and adjusting the position to enable all the lugs 32 to move right above the corresponding slots 31;

step nine, the height of the temporary buttress 5 is reduced, the bump 32 falls into the corresponding slot 31, and the height of the temporary buttress 5 is continuously reduced until the barge 4 and the support plate 21 have enough safety distance;

step ten, driving the barge 4 out of the opening of the pile array and driving the barge away from the construction area;

step eleven, welding the end plates 34 which are matched and pressed firmly.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims (9)

1. The utility model provides a large-scale construction platform structure on water which characterized in that includes:

the supporting structure (1) comprises a plurality of supporting piles (11), the supporting piles (11) are arranged in a matrix form to form a pile array, at least one side of the pile array is provided with an opening facilitating the driving of a ship, and the tops of all the supporting piles (11) are connected into a whole through a connecting frame (12);

prefabricated construction (2), prefabricated construction (2) include backup pad (21), and backup pad (21) fixed connection is at support stake (11) top, and backup pad (21) top is prefabricated to be installed and is faced construction facility (22).

2. A large-scale water construction platform structure according to claim 1, characterized in that the support plate (21) is connected with the support pile (11) through an assembly structure (3), the assembly structure (3) comprises a slot (31) and a projection (32) which are arranged in a matching way, the slot (31) is positioned at the top of the support pile (11), and the projection (32) is positioned at the bottom of the support plate (21) and corresponds to the slot (31).

3. The large water construction platform structure according to claim 2, wherein the projection (32) is in the shape of an inverted circular truncated cone, and the diameter of the top of the projection (32) is smaller than the inner diameter of the top of the slot (31).

4. The large-scale water construction platform structure according to claim 2, wherein the projection (32) is connected with the support plate (21) through a support leg (33), the bottom of the support leg (33) and the top of the support pile (11) are respectively fixedly provided with an end plate (34), a plurality of stiffening ribs (35) are arranged between the support leg (33) and the end plate (34), and the projection (32) and the slot (31) are both positioned on the end plate (34).

5. The large water construction platform structure according to claim 1, wherein the pile array is arranged in an "Contraband" shape.

6. The structure of a large-scale water construction platform according to claim 1, wherein the connecting frame (12) comprises a connecting beam between adjacent support piles (11), and two ends of the connecting beam are welded with the adjacent two support piles (11).

7. The large water construction platform structure according to claim 1, characterized in that a buffer device (13) is arranged outside the top of the pile array.

8. A large water construction platform structure according to claim 7, characterised in that the damping means (13) is a multi-track annular air cushion secured to the support piles (11).

9. A large water construction platform structure according to claim 1, characterised in that the temporary building facilities (22) comprise simple houses and/or cranes.

Images