CN218990110U

CN218990110U - Jacket platform model

Info

Publication number: CN218990110U
Application number: CN202223493465.4U
Authority: CN
Inventors: 杨宽; 柳艾希; 张俊曦; 吴雨函; 黎佳昊; 田思雨; 陈王佳
Original assignee: Xian Shiyou University
Current assignee: Xian Shiyou University
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-09
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a jacket platform model, which relates to the technical field of pile foundation platforms and comprises a deck and a frame body, wherein the deck comprises an upper deck and a lower deck, the upper deck is connected with the lower deck through an arch truss and an upper connecting rod, triangular main piles which are uniformly distributed are arranged on the lower end face of the lower deck, and the triangular main piles are connected with the lower end face of the lower deck through an intermediate connecting rod and a lower connecting rod. Through the arrangement of the utility model, the jacket platform model which can provide stable supporting effect, has simple manufacturing cost and strong adaptability is provided.

Description

Jacket platform model

Technical Field

The utility model relates to the technical field of pile foundation platforms, in particular to a jacket platform model.

Background

The conduit frame type platform is also called as pile foundation type platform, which is a fixed type platform capable of bearing external forces such as wind, wave and current by supporting the whole platform by steel piles driven into the sea bottom. The steel piles of the pile foundation type platform penetrate through the guide pipes and are fixed on the sea bottom, and a jacket is formed by combining a plurality of guide pipes. The jacket can be prefabricated on land, towed to the sea for installation, piling along the guide pipe, and finally pouring cement slurry into the annular gap between the pile and the guide pipe to ensure that the pile and the guide pipe are connected into a whole and fixed on the sea bottom, so that the offshore installation workload is greatly reduced. The jacket platform has simple structure, large rigidity of the whole structure, safety and reliability, is suitable for various earthiness, has low cost and is the most main fixed platform at present.

Many types of steel jacket offshore platforms exist, and economy determines the choice of platform type, and generally in deepwater areas, all fully functional integrated multi-layer self-contained platforms are employed. In shallow water, a plurality of separated platforms with different functions are adopted, such as a supply platform, a drilling platform, a production platform, a living platform, an auxiliary platform, a flare tower and the like.

The existing conduit frame type platform has the following problems that 1, as the offshore installation operation time is longer, the stability of the offshore environment is difficult to ensure in a longer time; 2. the cost increases significantly with increasing water depth; 3. the adaptability to adjustments made to oilfield development schemes is limited when the predicted production of the oilfield changes.

Therefore, the jacket platform model provided by the utility model can provide a stable supporting effect, and is simple in manufacturing cost and high in adaptability.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a jacket platform model.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a jacket platform model, includes deck and support body, the deck includes deck and lower deck, it is connected through arch truss and last connecting rod with lower deck to go up the deck, the lower terminal surface of lower deck is provided with the triangle principal pile of evenly arranging, the triangle principal pile passes through intermediate connecting rod, lower connecting rod and is connected with the lower terminal surface of lower deck.

Further, the upper connecting rods are four groups and symmetrically arranged on two sides of the arched truss, and the arched truss is arranged at the middle position of the upper deck and the middle position of the lower deck.

Further, the end face of the lower deck far away from the upper deck is provided with an outer frame, a middle frame and an inner frame, the three frames are in a regular triangle structure, the end point of the inner frame is located at the midpoint position of the middle frame, and the end point of the middle frame is located at the midpoint position of the outer frame.

Still further, the triangle main pile includes three pole setting and a first triangular beam, the pole setting is in proper order with the extreme point fixed connection of first triangular beam, pole setting top and lower deck fixed connection.

Furthermore, the three groups of lower connecting rods are respectively corresponding to the three triangular main piles, the number of the groups of lower connecting rods is three, one end of the first lower connecting rod is fixedly connected to the first end point of the first triangular beam, and the other end of the first lower connecting rod is fixedly connected to the middle position of the first side of the outer frame; one end of the third lower connecting rod is fixedly connected to the second end point of the first triangular beam, and the other end of the third lower connecting rod is fixedly connected to the middle position of the second side of the outer frame; one end of the second lower connecting rod is fixedly connected between the first end point and the second end point of the first triangular beam, and the other end of the second lower connecting rod is fixedly connected to the end point of the inner frame.

Still further, the first triangular beams are further connected in sequence through second triangular beams, and the second triangular beams are parallel to the lower deck.

Furthermore, one end of the middle connecting rod is fixedly connected to the vertical rod, the other end of the middle connecting rod is fixedly connected to the end point of the middle frame, and two middle connecting rods are arranged on the group of triangular main piles.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that: through the arrangement of the utility model, the jacket platform model which can provide stable supporting effect, has simple manufacturing cost and strong adaptability is provided.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of the overall structure of a jacket platform model;

FIG. 2 is a bottom view of the jacket platform model;

fig. 3 is a schematic view of another view of the jacket platform model.

In the figure: 1. an upper deck; 2. an arched truss; 3. an upper connecting rod; 4. an intermediate connecting rod; 5. a first lower connecting rod; 6. a second lower connecting rod; 7. a third lower connecting rod; 8. a first triangular beam; 9. a second triangular beam; 10. a middle frame; 11. and an inner frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a jacket platform model comprises a deck and a frame body, wherein the deck comprises an upper deck 1 and a lower deck, the upper deck 1 is connected with the lower deck through an arch truss 2 and an upper connecting rod 3, triangular main piles which are uniformly distributed are arranged on the lower end face of the lower deck, and the triangular main piles are connected with the lower end face of the lower deck through an intermediate connecting rod 4 and a lower connecting rod. With an arched truss structure, the stability is greatly increased under the condition that the material consumption is almost the same as that of a columnar truss.

In other preferred embodiments, the upper connecting rods 3 are four groups and symmetrically arranged on two sides of the arched truss 2, and the arched truss 2 is arranged at the middle position of the upper deck 1 and the middle position of the lower deck.

In other preferred embodiments, the end surface of the lower deck far from the upper deck 1 is provided with an outer frame, an intermediate frame 10 and an inner frame 11, the three frames are in a regular triangle structure, the end points of the inner frame 11 are located at the midpoint position of the intermediate frame 10, and the end points of the intermediate frame 10 are located at the midpoint position of the outer frame.

Nine points are selected as supporting points on the lower deck, the forces of the nine points are distributed on the triangular main piles, the nine points are respectively three end points of the outer frame, three side middle points and the middle points on the three side middle point connecting lines, so that the triangular structure can be continuously sleeved inwards according to the size of the platform to perfect the multi-point supporting structure, a berthing position is arranged at the most center of the triangular platform, and personnel can climb on the platform from sea through the center.

In other preferred embodiments, the triangular main pile comprises three uprights and a first triangular beam 8, wherein the uprights are fixedly connected with the end points of the first triangular beam 8 in sequence, and the tops of the uprights are fixedly connected with the lower deck. The main pile is formed into a cylindrical structure by the cooperation of the first triangular beam 8 and the upright, so as to provide a more stable supporting effect.

In other preferred embodiments, the lower connecting rods are three groups, which correspond to the three triangular main piles respectively, the number of the lower connecting rods in one group is three, one end of the first lower connecting rod 5 is fixedly connected to the first end point of the first triangular beam 8, and the other end is fixedly connected to the middle position of the first side of the outer frame; one end of the third lower connecting rod 7 is fixedly connected to the second end point of the first triangular beam 8, and the other end of the third lower connecting rod is fixedly connected to the middle position of the second side of the outer frame; one end of the second lower connecting rod 6 is fixedly connected between the first end point and the second end point of the first triangular beam 8, and the other end is fixedly connected to the end point of the inner frame 11.

The middle points of three sides of the outer frame are respectively connected with the end part of a first lower connecting rod 5 corresponding to the A triangular main pile, the end part of a first lower connecting rod 5 corresponding to the B triangular main pile, the end part of one middle connecting rod 4 in the A triangular main pile and the end part of one middle connecting rod 4 in the B triangular main pile, wherein the A triangular main pile and the B triangular main pile refer to two adjacent triangular main piles.

In other preferred embodiments the first triangular beams 8 are also connected in turn by means of second triangular beams 9, the second triangular beams 9 being parallel to the lower deck. The first triangular beam 8 is positioned at the lower position of the vertical rod, and the end point of the second triangular beam 9 is connected with the midpoint of one side of the first triangular beam 8.

In other preferred embodiments, the intermediate connecting rods 4 are fixedly connected to the uprights at one end and fixedly connected to the end points of the intermediate frame 10 at the other end, and two intermediate connecting rods 4 are provided on a set of triangular main piles.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a jacket platform model, its characterized in that, includes deck and support body, the deck includes deck and lower deck, it is connected through arch truss and last connecting rod with lower deck to go up the deck, the lower terminal surface of lower deck is provided with the triangle principal post of evenly arranging, the triangle principal post passes through intermediate connecting rod, lower connecting rod and is connected with the lower terminal surface of lower deck.

2. The jacket platform model of claim 1, wherein the upper connecting rods are four groups symmetrically arranged on two sides of the arched truss, and the arched truss is arranged at the middle position of the upper deck and the middle position of the lower deck.

3. The jacket platform model as claimed in claim 1, wherein the end surface of the lower deck far from the upper deck is provided with an outer frame, a middle frame and an inner frame, the three frames are in a regular triangle structure, the end points of the inner frame are located at the midpoint position of the middle frame, and the end points of the middle frame are located at the midpoint position of the outer frame.

4. A jacket platform model as claimed in claim 3, wherein the triangular main pile comprises three uprights and a first triangular beam, the uprights in turn being fixedly connected to the ends of the first triangular beam, the tops of the uprights being fixedly connected to the lower deck.

5. The jacket platform model as claimed in claim 4, wherein the lower connecting rods are three groups, respectively corresponding to the three triangular main piles, the number of the lower connecting rods in one group is three, one end of the first lower connecting rod is fixedly connected to the first end point of the first triangular beam, and the other end is fixedly connected to the middle position of the first side of the outer frame; one end of the third lower connecting rod is fixedly connected to the second end point of the first triangular beam, and the other end of the third lower connecting rod is fixedly connected to the middle position of the second side of the outer frame; one end of the second lower connecting rod is fixedly connected between the first end point and the second end point of the first triangular beam, and the other end of the second lower connecting rod is fixedly connected to the end point of the inner frame.

6. The jacket platform model of claim 4, wherein the first triangular beams are further connected in sequence by second triangular beams, the second triangular beams being parallel to the lower deck.

7. The jacket platform model as claimed in claim 4, wherein one end of the intermediate connecting rod is fixedly connected to the upright rod, the other end is fixedly connected to an end point of the intermediate frame, and two intermediate connecting rods are provided on a set of triangular main piles.