Fabricated structure of near-shore water area concrete platform

Abstract

The utility model discloses an assembly type structure of an offshore water area concrete platform. The assembly type structure comprises pile foundations, prefabricated concrete supporting plates, prefabricated cross beams, prefabricated plates, prefabricated longitudinal beams and pile core reinforcement cages. The prefabricated concrete supporting plate is installed on the top of the pile foundation, the pile core reinforcement cage is placed in the pile foundation, pile core concrete is poured to the height of the prefabricated concrete supporting plate, a beam system placing face is formed, the prefabricated cross beams and the prefabricated longitudinal beams are installed on the beam system placing face, beam crossing and clamping joints are cast in situ, and the prefabricated cross beams and the prefabricated longitudinal beams are arranged on the beam system placing face. And the prefabricated plates are placed above the prefabricated cross beams and the prefabricated longitudinal beams, and a surface layer is cast in situ above the prefabricated plates. The fabricated structure of the concrete platform in the coastal water area aims to overcome the existing defects, the construction progress can be effectively accelerated, and meanwhile the manufacturing cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of assembly structure of nearshore water area concrete platform. BACKGROUND

[0002] In the construction of water area water concrete platform, the conventional structure adopts to drive pile, cast-in-place beam and plate system structure.

[0003] When constructing concrete platform in the water area range of smaller wind wave in nearshore, the requirement of concrete structure is lower, and the requirement of construction speed is higher, if using conventional structure, it needs to install steel hoop, bind beam reinforcement, install formwork after pile foundation construction is completed, more on-site procedures, affect overall construction progress, and easily damage steel pile surface coating.

[0004] Therefore, a kind of assembly structure of nearshore water area concrete platform is proposed for the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at overcoming the defects of the prior art and provides an assembly structure of nearshore water area concrete platform, which can effectively speed up construction progress and save cost.

[0006] The technical scheme for achieving the above-mentioned object is: an assembly structure of nearshore water area concrete platform, comprising a pile foundation, a prefabricated concrete support plate, a prefabricated beam, a prefabricated plate, a prefabricated longitudinal beam and a pile core reinforcement cage.

[0007] The pile top of the pile foundation is provided with the prefabricated concrete support plate, the pile core reinforcement cage is placed in the pile foundation, and pile core concrete is poured to the height of the prefabricated concrete support plate to form a beam system resting surface, the prefabricated beam and the prefabricated longitudinal beam are installed on the beam system resting surface, and a cast-in-place beam joint is formed, the prefabricated plate is placed above the prefabricated beam and the prefabricated longitudinal beam, and a surface layer is cast in place above the prefabricated plate.

[0008] Preferably, a prefabricated beam connecting reinforcement is arranged in the beam joint.

[0009] Preferably, the pile foundation is hollow, and the pile core reinforcement cage is placed in the hollow hole in the pile foundation.

[0010] Preferably, a steel sealing plate is arranged between the pile core reinforcement cage and the bottom of the hollow hole in the pile foundation.

[0011] Preferably, pile head anchoring reinforcement is arranged between the pile core reinforcement cage and the inner wall of the hollow hole in the pile foundation.

[0012] Preferably, a spiral reinforcement is arranged in the middle of the pile core reinforcement cage.

[0013] The utility model discloses a beneficial effect is: this near shore water area concrete platform's assembly structure, the prefabricated concrete supporting plate, prefabricated crossbeam, prefabricated stringer and prefabricated plate etc. Main structure is all prefabricated component, and the degree of assembly is high, and the construction speed is fast, adopt prefabricated concrete supporting plate as the resting plate of beam system, and the installation and dismounting of steel hoop, cast-in-place beam system formwork are saved, and the damage to pile foundation when constructing steel hoop is also avoided, compared with conventional cast-in-place beam plate and subsequent procedure, the procedure is greatly simplified, and the construction progress is fast, the structure is light, and the installation is quick, saves the construction time and construction team, and the project cost is more economic. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the schematic diagram of the assembly structure of the near shore water area concrete platform of the utility model,

[0015] Fig. 2 It is the plan view of the assembly structure of the near shore water area concrete platform of the utility model,

[0016] Fig. 3 It is the detail view of the beam intersection clamping node of the utility model.

[0017] In the drawing: 1, pile foundation;2, steel sealing plate;3, pile head anchoring steel bar;4, spiral steel bar;5, pile core concrete;6, prefabricated concrete supporting plate;7, prefabricated crossbeam;8, beam intersection clamping node;9, prefabricated plate;10, surface layer;11, prefabricated stringer;12, pile core steel reinforcement cage;13, prefabricated beam connecting steel bar. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model will be described clearly and completely in combination with the drawings. In the description of the utility model, it needs to be explained that the orientation or position relation of the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" etc. is based on the orientation or position relation shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and therefore can not be understood as the restriction of the utility model to the indicated device or element must have a particular orientation, configuration and operation, therefore can not be understood as the restriction of the utility model. In addition, the terms "first", "second", "third" are only for the description purpose, and can not be understood as indicating or implying the importance of the opposite.

[0019] The utility model will be further described in combination with the drawings.

[0020] As Figs. 1-3As shown, an assembled structure of a concrete platform in near-shore waters comprises a pile foundation 1, a prefabricated concrete support plate 6, a prefabricated cross beam 7, a prefabricated plate 9, a prefabricated longitudinal beam 11 and a pile core steel reinforcement cage 12; the prefabricated concrete support plate 6 is installed on the top of the pile foundation 1, the pile core steel reinforcement cage 12 is placed in the pile foundation 1, and pile core concrete 5 is poured to the height of the prefabricated concrete support plate 6 to form a beam system resting surface, the prefabricated cross beam 7 and the prefabricated longitudinal beam 11 are installed on the beam system resting surface, and the beam intersection node 8 is cast in place, and the prefabricated beam connecting steel 13 is arranged in the beam intersection node 8. The prefabricated plate 9 is placed above the prefabricated cross beam 7 and the prefabricated longitudinal beam 11, and the surface layer 10 is cast in place above the prefabricated plate 9.

[0021] Specifically, the pile foundation 1 is hollow inside, and the pile core steel reinforcement cage 12 is placed in the hollow hole inside the pile foundation 1. The steel sealing plate 2 is arranged between the pile core steel reinforcement cage 12 and the bottom of the hollow hole of the pile foundation 1. The pile head anchoring steel 3 is arranged between the pile core steel reinforcement cage 12 and the inner wall of the hollow hole of the pile foundation 1. The spiral steel 4 is arranged in the middle of the pile core steel reinforcement cage 12.

[0022] Specifically, the prefabricated concrete support plate 6, the prefabricated cross beam 7, the prefabricated longitudinal beam 11 and the prefabricated plate 9 are prefabricated in the factory; the pile foundation 1 is driven to the designed top elevation; the prefabricated concrete support plate 6 is installed on the top of the pile foundation 1, the pile core steel reinforcement cage 12 is placed in the pile foundation 1, and the pile core concrete 5 is poured to the height of the concrete support plate 6 to form a beam system resting surface; then the prefabricated cross beam 7 and the prefabricated longitudinal beam 11 are installed on the beam system resting surface, and the beam intersection node 8 is cast in place, and the beam system construction is completed to form a beam system structure; then the prefabricated plate 9 is placed, and the construction of the cast-in-place surface layer 10 is carried out to complete the overall structure construction.

[0023] The assembled structure of the concrete platform in near-shore waters adopts a pile foundation + prefabricated concrete support plate as the resting structure of the beam system, and the steel reinforcement net and the resting channel steel are arranged in the concrete support plate, so that the concrete support plate can be installed above the pile top without setting a steel hoop, and a beam system construction operation surface is quickly formed. The main concrete support plate, cross beam, longitudinal beam and surface plate in the structure are all made in the prefabrication yard, and the prefabricated components can be started to be made during the procurement and construction of the pile foundation, which can effectively speed up the construction progress and save the cost.

[0024] The assembled structure of the concrete platform in near-shore waters adopts a prefabricated concrete support plate 6, a prefabricated cross beam 7, a prefabricated longitudinal beam 11 and a prefabricated plate 9 as prefabricated components, and has high degree of assembly and fast construction speed; the prefabricated concrete support plate is used as the resting plate of the beam system, which saves the installation and removal of the steel hoop and the cast-in-place beam system formwork, and also avoids the damage to the pile foundation during the construction of the steel hoop. Compared with the conventional cast-in-place beam plate and subsequent processes, the process is greatly simplified, the construction progress is fast, the structure is light and easy to install, the construction time and construction team are saved, and the engineering cost is more economical.

[0025] The above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A prefabricated structure of a concrete platform in near-shore waters, characterized in that, The pile foundation (1), the prefabricated concrete support plate (6), the prefabricated cross beam (7), the prefabricated plate (9), the prefabricated longitudinal beam (11) and the pile core reinforcement cage (12) are included. The prefabricated concrete support plate (6) is installed on the top of the pile foundation (1), the pile core reinforcement cage (12) is placed in the pile foundation (1), and the pile core concrete (5) is poured to the height of the prefabricated concrete support plate (6) to form a beam system resting surface, the prefabricated cross beam (7) and the prefabricated longitudinal beam (11) are installed on the beam system resting surface, and the cast-in-place beam cross-clamp joint (8) is poured, the prefabricated plate (9) is placed above the prefabricated cross beam (7) and the prefabricated longitudinal beam (11), and the surface layer (10) is cast in place above the prefabricated plate (9).

2. The prefabricated structure of a near-shore concrete platform according to claim 1, characterized in that, The prefabricated beam connecting reinforcement (13) is arranged in the beam cross-clamp joint (8).

3. The prefabricated structure of a near-shore concrete platform according to claim 1, characterized in that, The pile foundation (1) is internally hollow, and the pile core reinforcement cage (12) is placed in the internally hollow hole of the pile foundation (1).

4. The prefabricated structure of a near-shore concrete platform according to claim 3, characterized in that, The steel sealing plate (2) is arranged between the pile core reinforcement cage (12) and the bottom of the hollow hole of the pile foundation (1).

5. The prefabricated structure of a near-shore concrete platform according to claim 3, characterized in that, The pile head anchoring reinforcement (3) is arranged between the pile core reinforcement cage (12) and the inner wall of the hollow hole of the pile foundation (1).

6. The prefabricated structure of a near-shore concrete platform according to claim 3, characterized in that, The spiral reinforcement (4) is arranged in the middle of the pile core reinforcement cage (12).

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