CN215857143U - Tubular pile round culvert combined type open sea-entering road structure - Google Patents

Abstract

The utility model discloses a tubular pile round culvert combined type open sea access structure which is characterized by consisting of two parts, wherein one part is a tubular pile bent frame foundation structure close to a beach area, and the other part is a structure consisting of a water passing round culvert close to a beach; the tubular pile bent foundation structure close to the beach area consists of reinforced concrete pipes, reinforced concrete bearing platforms and reinforced concrete pavement slabs; the structure formed by the water passing round culverts close to the beach consists of a riprap foundation bed, a reinforced concrete round culvert and a round culvert road slab; the permeable and wave-permeable pipe pile has the advantages of good permeable and wave-permeable effects, small influences on a flow field, erosion and deposition change and a marine environment, small workload of later maintenance, cost saving, simple construction procedures, short construction period and capability of shifting and recycling the pipe pile on one side close to the sea.

Description

Tubular pile round culvert combined type open sea-entering road structure

Technical Field

The utility model relates to the technical field of major structures of sea-going roads, seawalls and the like, in particular to a tubular pile round culvert combined type open sea-going road structure.

Background

With the continuous deepening of oil exploration and development, land development is gradually transferred to beach areas, beach oil development becomes a main battlefield of oil development, and building of sea access, beach land platforms or artificial islands are basic engineering of beach oil development. The traditional sea-entering embankment usually adopts a stone throwing structure, a stone throwing mixed structure, a pile plate combined structure, a trestle and other structures; these conventional structures have the following problems: the riprap structure, riprap mixed structure and pile plate combined structure are watertight at two sides of the sea access, and the ocean flow field direction can be changed after the construction, so that the ecological environment is influenced; with the enhancement of the construction of the offshore artificial island, when the sea map water depth exceeds 1m and the land-connected artificial island is constructed, an island bridge (namely, an open type) connection mode is adopted, namely, an open type sea approach is adopted for the sea approach; the existing mature trestle with the open sea access structure has the following defects:

1. the requirements on construction machines and tools are too high, the construction process is complex, and the construction is also difficult to a certain extent;

2. the engineering investment is too high, and the economic benefit is poor;

3. the water depth adaptability is poor, and a proper operation ship does not exist in a shallow water area;

4. various pipelines cannot be laid on the trestle according to the requirement of the industrial standard, which does not meet the requirement of beach sea oil exploitation and seriously restricts the development of beach sea land oil fields.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides a tubular pile round culvert combined type open sea access structure, which promotes the development of beach and sea petroleum industry and enables the development of ocean resources and the ecological environment protection to be harmonious and unified.

The technical scheme provided by the utility model is as follows: a tubular pile round culvert combined type open sea access structure is characterized by comprising two parts, wherein one part is a tubular pile bent frame foundation structure close to a beach area, and the other part is a structure close to a beach water passing round culvert;

the tubular pile bent foundation structure close to the beach area consists of a reinforced concrete tubular pile, a reinforced concrete bearing platform and a reinforced concrete pavement slab, wherein the lower part of the reinforced concrete bearing platform is rectangular, and the longitudinal two sides of the upper part of the reinforced concrete bearing platform are respectively provided with a slope surface facing outwards; the reinforced concrete cushion cap is characterized in that at least two circular grooves for inserting the reinforced concrete pipe piles are uniformly formed in the bottom surfaces of two sides of the rectangular longitudinal surface of the lower part of the reinforced concrete cushion cap, the upper ends of the reinforced concrete pipe piles are inserted into the corresponding circular grooves, a roadbed buttress is formed by the reinforced concrete cushion cap and the reinforced concrete pipe piles, precast slabs are lapped between the roadbed buttress and the precast slabs, and reinforced concrete road slabs are arranged on the roadbed buttress and the precast slabs;

the structure of crossing water circle culvert constitution close to the beach comprise by throwing stone bed, reinforced concrete circle culvert and circle culvert decking, establish single or a plurality of reinforced concrete circle culvert on the vertical and riprap bed at the beach, reinforced concrete circle culvert middle part be circular, the bed course is established on upper portion, establish the circle culvert decking on the bed course, the circle culvert decking meet with reinforced concrete decking.

The utility model has the beneficial effects that:

1. most parts belong to reinforced concrete prefabricated members, can be prefabricated in advance according to design requirements, and are convenient to transport;

2. the water and wave permeable effect is good, and the influence on a flow field, erosion and deposition change and a marine environment is small;

3. the arrangement of oil and gas transmission pipelines, cables and communication optical cables is convenient;

4. the pavement panel has certain stable weight and can bear the action of horizontal force and buoyancy;

5. the used tubular piles are all straight piles, inclined piles are not required to be driven, and the limitation of water depth is avoided;

6. the upper part of the bearing platform is of a slope type, so that the effect of wave and ice load on the road surface can be reduced;

7. the pipe piles are used on the side close to the sea, so that the damage of waves to the road surface is prevented, the structural reliability is improved, the scouring resistance is high, and the later maintenance workload is small;

8. the tubular pile adopts reinforced concrete core filling, so that the strength and the ice load resistance of the tubular pile are improved, and the tubular pile is suitable for ice regions;

9. one side close to the shore adopts a reinforced concrete round culvert, so that the whole strength is high, the bearing capacity is high, and large vehicles are allowed to pass through;

10. the section size is small, compared with a pure trestle structure and a pure box culvert structure, the cost is saved by more than 30%;

11. the construction process is simple, the construction period is short, and the pipe pile on the sea side can be repeatedly used in a shifting way.

Drawings

FIG. 1 is a schematic longitudinal cross-sectional view of the present invention;

FIG. 2 is a schematic view of a longitudinal section of a water passing culvert part close to a beach of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of a part of the pipe pile bent foundation structure near the beach area.

In the figure: the concrete pile comprises a reinforced concrete pavement slab 1, a reinforced concrete bearing platform 2, a reinforced concrete pipe pile 3, a reinforced concrete round culvert 4, a beach 5, a cushion layer 6, a riprap foundation bed 7 and a round culvert pavement slab 8.

Detailed Description

For a better understanding and appreciation of the utility model, specific embodiments thereof are described in detail below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a tubular pile round culvert combined type open sea access structure comprises two parts, wherein one part is a tubular pile bent frame foundation structure close to a beach area, and the other part is a structure consisting of a water passing round culvert close to a beach;

the structure that the water-passing round culvert close to the beach is composed of a riprap foundation bed 7, a reinforced concrete round culvert 4 and a round culvert road surface plate 8, wherein a single or a plurality of reinforced concrete round culverts 4 are arranged on the riprap foundation bed 7 in the longitudinal direction of the beach 5, the middle part of the reinforced concrete round culvert 4 is circular, the section size of the reinforced concrete round culvert 4 is determined according to the actual engineering condition, the radius of the single reinforced concrete round culvert 4 is 1.5m, and the clearance size of the reinforced concrete round culvert 4 is 1.5m

m2, individual weight 20.7 t; laying and pouring a cushion layer 6 on the upper part of the reinforced concrete round culvert 4 by using a precast slab, and pouring a concrete round culvert road slab 8 on the cushion layer 6;

the tubular pile bent foundation structure close to the beach area is carried out after the structure formed by the water passing round culvert close to the beach is completed, and comprises a reinforced concrete tubular pile 3, a reinforced concrete bearing platform 2 and a reinforced concrete pavement slab 1, wherein the lower part of the reinforced concrete bearing platform 2 is rectangular, and the longitudinal two sides of the upper part are respectively provided with a slope surface outwards; at least two circular grooves for inserting the reinforced concrete pipe piles 3 are uniformly arranged on the bottom surfaces of two sides of the rectangular longitudinal surface at the lower part of the reinforced concrete bearing platform 2; vertically driving reinforced concrete tubular piles 3 into a vertical sea surface, wherein each row of the tubular piles is provided with three tubular piles, inserting the upper ends of the reinforced concrete tubular piles 3 into corresponding circular grooves of the reinforced concrete bearing platforms 2 to serve as connecting beams, forming a roadbed buttress by the reinforced concrete bearing platforms 2 and the reinforced concrete tubular piles 3, overlapping precast slabs between the roadbed buttress, and arranging reinforced concrete pavement slabs 1 on the roadbed buttress and the precast slabs;

finally, the round culvert road slab 8 is connected with the reinforced concrete road slab 1 to form the pipe pile round culvert combined type open sea access structure.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various modifications without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (1)

1. A tubular pile round culvert combined type open sea access structure is characterized by comprising two parts, wherein one part is a tubular pile bent frame foundation structure close to a beach area, and the other part is a structure close to a beach water passing round culvert;

the tubular pile bent foundation structure close to the beach area consists of a reinforced concrete tubular pile, a reinforced concrete bearing platform and a reinforced concrete pavement slab, wherein the lower part of the reinforced concrete bearing platform is rectangular, and the longitudinal two sides of the upper part of the reinforced concrete bearing platform are respectively provided with a slope surface facing outwards; the reinforced concrete bearing platform is characterized in that at least two circular grooves for inserting the reinforced concrete pipe piles are uniformly formed in the bottom surfaces of two sides of the rectangular longitudinal surface of the lower part of the reinforced concrete bearing platform, the upper ends of the reinforced concrete pipe piles are inserted into the corresponding circular grooves, a roadbed buttress is formed by the reinforced concrete bearing platform and the reinforced concrete pipe piles, precast slabs are lapped between the roadbed buttress, and reinforced concrete pavement slabs 1 are arranged on the roadbed buttress and the precast slabs;

the structure of crossing water circle culvert constitution close to the beach comprise by throwing stone bed, reinforced concrete circle culvert and circle culvert decking, establish single or a plurality of reinforced concrete circle culvert on the vertical and riprap bed at the beach, reinforced concrete circle culvert middle part be circular, the bed course is established on upper portion, establish the circle culvert decking on the bed course, the circle culvert decking meet with reinforced concrete decking.

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