CN215857599U - Eight-leg wellhead platform block suitable for sea area - Google Patents

Abstract

The utility model discloses an eight-leg wellhead platform block suitable for a sea area, which comprises eight main legs, wherein the eight main legs are parallel to each other and are arranged at intervals; the three horizontal layers are arranged on the eight main legs at intervals from bottom to top, six of the eight main legs are located at positions far away from the edges of the three horizontal layers, and the other two of the eight main legs are located at the edges of the three horizontal layers; a support member including a plurality of first tie bars, a plurality of second tie bars, a plurality of third tie bars, and a plurality of fourth tie bars, the third tie bars and the fourth tie bars all intersecting the main leg; two pipes, two pipes are fixed in respectively three horizontal layer corresponding position on the edge, the pipe has the hollow structure who forms the well. The utility model not only improves the design efficiency of the platform block, but also reduces the cost.

Description

Eight-leg wellhead platform block suitable for sea area

Technical Field

The utility model relates to the technical field of offshore oil engineering, in particular to an eight-leg wellhead platform block suitable for a sea area.

Background

At present, a Bohai sea oil field has years of development experience, a platform block design technology system is technically mature, but each developed project needs to be sequentially completed in each link of design, production, construction, installation and the like, common and regular experience is not extracted from the mature technology, applicability of the blocks in the Bohai sea area is not increased in seriation and standardization, repeated work in each link is reduced, the project period is shortened, the block engineering construction efficiency is improved, and therefore the purposes of cost reduction and efficiency improvement are achieved.

In the existing design link, a conventional platform block is usually designed according to the environmental conditions, oil reservoirs, process flows, overall arrangement, heavy control and the like of a platform site, but the environmental conditions, the oil reservoirs, the process flows, the overall arrangement, the heavy control and the like in different regions of the Bohai sea are different, so that the platform blocks of different projects are different from each other in terms of structure form and leg diameter, and are different from each other in terms of rod arrangement and rod specification, and the environment adaptability is poor. Each newly-built platform block needs to be redesigned according to different conditions, so that a large amount of repeated investment in design work is caused, and the design efficiency is low. Meanwhile, links such as mining, construction and installation need to be considered again after design results are submitted, so that a large amount of labor consumption of the links is caused, the engineering construction period is long, the project is not beneficial to rapid promotion, and cost reduction and efficiency improvement cannot be realized fundamentally.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of how to provide an eight-leg wellhead platform block suitable for a sea area so as to solve the problems that the existing platform block is large in labor consumption, long in construction period, incapable of reducing cost and increasing efficiency.

In order to solve the technical problem, the utility model provides an eight-leg wellhead platform block suitable for a sea area, which comprises eight main legs, wherein the eight main legs are parallel to each other and are arranged at intervals; the three horizontal layers are arranged on the eight main legs at intervals from bottom to top, six of the eight main legs are located at positions far away from the edges of the three horizontal layers, and the other two of the eight main legs are located at the edges of the three horizontal layers; the supporting member comprises a plurality of first lacing wires, a plurality of second lacing wires, a plurality of third lacing wires and a plurality of fourth lacing wires, wherein two ends of the first lacing wires are respectively connected with the top horizontal layer and the bottom horizontal layer, two ends of the second lacing wires are respectively connected with two adjacent horizontal layers, two ends of the third lacing wires are respectively connected with the main leg and the top horizontal layer, two ends of the fourth lacing wires are respectively connected with the main leg and the middle horizontal layer, and the third lacing wires and the fourth lacing wires are intersected with the main leg; two pipes, two pipes are fixed in respectively three horizontal layer corresponding position on the edge, the pipe has the hollow structure who forms the well.

Still further, the plurality of first tie bars are parallel to the main leg.

Further, the plurality of second tie bars intersect the main leg out-of-plane.

Still further, the transition layer is arranged between the horizontal layer in the middle and the horizontal layer at the top.

Furthermore, the eight main legs are arranged in a rectangular array and are uniformly divided into a first frame and a second frame, and the three horizontal layers, the supporting members and the transition layer are divided into two groups and are respectively arranged on the first frame and the second frame.

Still further, the horizontal layer includes a plurality of steel beams connected to each other at intervals, and a structural plate disposed on the steel beams.

Furthermore, the steel beams are arranged in a rectangular array.

Furthermore, the two conduits are respectively arranged at two sides of the three horizontal layers corresponding to each other.

Furthermore, the two conduits are respectively connected with the top horizontal layer and the middle horizontal layer through a plurality of fifth lacing wires.

Further, the top end of the main leg extends to the plane of the top horizontal layer.

The utility model has the technical effects that: through the corresponding setting of eight leading legs and three horizontal layers, still pass through the optimal design of supporting member, thereby the design link of structural scheme in earlier stage has been saved, the time of links such as the structural design of supporting member in every Bohai sea area, calculation, school are examined has been reduced, very big improvement design efficiency, and simultaneously, the supporting member has still possessed standardized lacing wire setting, structural style and node form, for adopting and handling, build, install each link and provide standardized basis, thereby supporting member batched construction and installation have been realized, effectual reduction human input, construction cycle has been shortened, and then comprehensive reduce cost.

Drawings

FIG. 1 is a schematic structural diagram of a first platform module in an eight leg wellhead platform block suitable for use in a sea area according to an embodiment of the utility model.

Fig. 2 is a schematic structural diagram of a second platform module in an eight-leg wellhead platform block suitable for use in a sea area according to an embodiment of the present invention.

Fig. 3 is a partial structural front view of an eight leg wellhead platform block suitable for use in the sea area according to an embodiment of the present invention.

Fig. 4 is a side view of a partial structure of an eight-legged wellhead platform block suitable for use in a sea area according to an embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a guide pipe in an eight-leg wellhead platform block suitable for a sea area according to an embodiment of the utility model.

FIG. 6 is a top horizontal layer steel beam layout for an eight leg wellhead platform block for use in the sea area according to an embodiment of the present invention.

FIG. 7 is a steel beam distribution diagram of a middle horizontal layer in an eight leg wellhead platform block suitable for use in the sea area according to an embodiment of the utility model.

FIG. 8 is a bottom horizontal layer steel beam layout for an eight leg wellhead platform block for use in the sea area according to an embodiment of the present invention.

Wherein, 1, a main leg; 2. a horizontal layer; 3. a first lacing wire; 4. a second lacing wire; 5. a third lacing wire; 6. a fourth lacing wire; 7. a conduit; 8. a fifth lacing wire; 9. a transition layer; 10. a steel beam; 11. a structural panel; 12. a first platform module; 13. a second platform module; A. and (5) selecting the area.

Detailed Description

The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.

The embodiment of the utility model provides an eight-leg wellhead platform block suitable for sea areas, which is shown in the attached drawings 1 to 8 and comprises eight main legs 1, three horizontal layers 2, a support member and two guide pipes 7.

Specifically, the eight main legs 1 are arranged parallel to and spaced apart from each other.

In this embodiment, the eight main legs 1 are arranged in a rectangular array and are equally divided into a first frame and a second frame. Of course, the eight main legs 1 may be arranged in other matrix according to actual requirements, and are not limited in particular.

Specifically, the three horizontal layers 2 are arranged on the eight main legs 1 at intervals from bottom to top, six of the eight main legs 1 are located at positions far away from the edges of the three horizontal layers 2, and the other two of the eight main legs are located at the edge positions of the three horizontal layers 2.

In particular, the top end of the main leg 1 extends to the plane of the top horizontal layer 2.

Specifically, the horizontal layer 2 includes a plurality of steel beams 10 connected to each other at intervals, and a structural plate 11 disposed on the steel beams 10.

In this embodiment, the steel beams 10 are arranged in a rectangular array. Of course, the steel beams 10 may be alternatively arranged according to actual requirements.

Specifically, a main switch room, a main transformer room, a central control room and the like are arranged on the top horizontal layer 2. An emptying arm is further arranged at a corresponding corner position between the top horizontal layer 2 and the middle horizontal layer 2.

In particular, the eight-legged wellhead platform block suitable for sea areas further comprises a transition layer 9 arranged between the horizontal layer 2 in the middle and the horizontal layer 2 at the top.

In this embodiment, the three horizontal layers 2 and the supporting members are divided into two groups and respectively disposed on the first frame and the second frame. The three horizontal layers 2 and the supporting members arranged in the first frame cooperate with the transition layer 9 and the first frame to form a first platform module 12, and the three horizontal layers 2 and the supporting members arranged in the second frame cooperate with the second frame to form a second platform module 13.

Specifically, the supporting member includes that both ends are connected the top respectively level 2 and bottom a plurality of first lacing wires 3, both ends of level 2 connect adjacent two respectively a plurality of second lacing wires 4, both ends of level 2 are connected respectively principal leg 1 and top a plurality of third lacing wires 5 and both ends of level 2 are connected respectively principal leg 1 and middle part a plurality of fourth lacing wires 6 of level 2, third lacing wire 5 fourth lacing wire 6 all with principal leg 1 is crossing.

The number of the first tie bars 3, the second tie bars 4, the third tie bars 5 and the fourth tie bars 6 is set according to actual requirements, and is not specifically limited herein. When the horizontal layer 2 or the transition layer 9 is arranged between the two ends of the first lacing wire 3, the second lacing wire 4 and the third lacing wire 5, the first lacing wire 3, the second lacing wire 4 and the third lacing wire 5 penetrate through the horizontal layer 2 or the transition layer 9 between the two ends.

Specifically, the plurality of first tie bars 3 are parallel to the main leg 1, and of course, according to actual requirements, the plurality of first tie bars 3 may intersect with the main leg 1 in a non-planar manner. The number of the first tie bars 3 parallel to the main leg 1 is set according to actual requirements, and the number of the first tie bars 3 intersecting with the different surfaces of the main leg 1 is also set according to actual requirements, which is not specifically limited herein.

Specifically, the second tie bars 4 intersect with the main leg 1 in different planes, and of course, according to actual requirements, the second tie bars 4 may also be parallel to the main leg 1. The number of the second tie bars 4 parallel to the main leg 1 is set according to actual requirements, and the number of the second tie bars 4 intersecting with the different surfaces of the main leg 1 is also set according to actual requirements, which is not specifically limited herein.

Specifically, the two guide pipes 7 are respectively fixed at corresponding positions on the edges of the three horizontal layers 2, and the guide pipes 7 have a hollow structure forming a well.

Specifically, the two guide pipes 7 are respectively arranged at two sides of the three horizontal layers 2 corresponding to each other, and the two guide pipes 7 are respectively connected with the horizontal layer 2 at the top and the horizontal layer 2 in the middle through a plurality of fifth tie bars 8.

Specifically, the two guide pipes 7 respectively pass through two fifth lacing wires 8 and the horizontal layer 2 at the top, and the two guide pipes 7 respectively pass through the two fifth lacing wires 8 and the horizontal layer 2 in the middle.

Specifically, the wellheads are disposed at positions corresponding to the three horizontal layers 2, and since the arrangement areas of the wellheads are not fixed, they are not specifically shown in the drawings.

Further, the wellheads are arranged in the framed area a of the three horizontal layers 2.

The embodiment is provided with the corresponding arrangement of eight main legs 1 and three horizontal layers 2, and the optimization design of the supporting members is realized, so that the design link of the earlier-stage structural scheme is omitted, the time of links such as structural design, calculation, checking and the like of the supporting members in each Bohai sea area is reduced, the design efficiency is greatly improved, meanwhile, the supporting members are provided with standardized lacing wire arrangement, structural forms and node forms, standardized foundations are provided for the steps of picking, building and installing, the supporting members are built and installed in batches, the manpower investment is effectively reduced, the construction period is shortened, and the cost is comprehensively reduced.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the utility model is all within the protection scope of the utility model. The protection scope of the utility model is subject to the claims.

Claims (10)

1. The utility model provides an eight leg wellhead platform pieces suitable for sea area which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the eight main legs are parallel to each other and arranged at intervals;

the three horizontal layers are arranged on the eight main legs at intervals from bottom to top, six of the eight main legs are located at positions far away from the edges of the three horizontal layers, and the other two of the eight main legs are located at the edges of the three horizontal layers;

the supporting member comprises a plurality of first lacing wires, a plurality of second lacing wires, a plurality of third lacing wires and a plurality of fourth lacing wires, wherein two ends of the first lacing wires are respectively connected with the top horizontal layer and the bottom horizontal layer, two ends of the second lacing wires are respectively connected with two adjacent horizontal layers, two ends of the third lacing wires are respectively connected with the main leg and the top horizontal layer, two ends of the fourth lacing wires are respectively connected with the main leg and the middle horizontal layer, and the third lacing wires and the fourth lacing wires are intersected with the main leg;

two pipes, two pipes are fixed in respectively three horizontal layer corresponding position on the edge, the pipe has the hollow structure who forms the well.

2. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the plurality of first tie bars are parallel to the main leg.

3. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the second lacing wires intersect with the different surfaces of the main leg.

4. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the device also comprises a transition layer arranged between the horizontal layer in the middle and the horizontal layer at the top.

5. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: eight main legs are rectangular array and arrange and equally divide into first frame and second frame, three horizontal layer reaches the supporting member divide into two sets ofly and locate respectively first frame with the second frame.

6. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the horizontal layer comprises a plurality of steel beams connected at intervals and a structural plate arranged on the steel beams.

7. The eight-leg wellhead platform block adapted for use in the sea area of claim 6, wherein: the steel beams are arranged in a rectangular array.

8. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the two conduits are respectively arranged at two sides of the three horizontal layers corresponding to each other.

9. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the two guide pipes are respectively connected with the horizontal layer at the top and the horizontal layer in the middle through a plurality of fifth lacing wires.

10. The eight-legged wellhead platform block for use in the sea area according to claim 1, characterized in that: the top end of the main leg extends to the plane of the horizontal layer at the top.

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