Wind power installation platform supporting structure

Abstract

The utility model relates to the technical field of wind turbine generators, in particular to a wind turbine installation platform supporting structure which comprises a stand column, an installation platform used for installing a wind turbine generator set is arranged at the top of the stand column, the installation platform is connected with the stand column through a connecting column, and the installation platform is fixed to the stand column through a flange. A base is installed at the bottom of the stand column, at least one connecting shaft is perpendicularly installed at the bottom of the base, a conical base with the tip arranged downwards is installed at the bottom of the connecting shaft, and an annular groove is formed in the top of the conical base. A plurality of mounting seats arranged at intervals are arranged along the side face of the stand column, and mounting grooves are formed in the tops of the mounting seats. When the wind power installation platform supporting structure is used, the stand column is extended and fixed at multiple angles through the installation bases distributed along the side face of the stand column, so that the stand column and the through groove in the connecting plate are rented at the same time, seawater can penetrate through the through groove, and the impact effect of the seawater on the connecting plate is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind turbine generator system technical field especially relates to a wind power installation platform support structure. BACKGROUND

[0002] With the rapid development of offshore wind power, the offshore operation area is advancing to deeper sea area, offshore wind power refers to a kind of technology using offshore wind energy to generate electricity, and its power plant is called offshore wind farm, usually located in the coastal area with water depth of about 10-60 meters. Compared with onshore wind power, offshore wind power has the following main characteristics: not occupying land resources, rich in wind energy resources, high power generation efficiency, good stability and suitable for large-scale development.

[0003] The existing offshore wind turbine needs to place the support structure at the bottom in water when installing and using, which makes the support structure be impacted by seawater for a long time, and in order to reduce the resistance of the support structure to seawater flow, the support structure is mostly designed as a column shape to make seawater flow along the surface when contacting the support structure, but the depth of seawater also improves the instability of the column-shaped support structure, resulting in too high gravity center and insufficient stress intensity. Therefore, we propose a wind power installation platform support structure to solve the above problems. SUMMARY

[0004] The utility model discloses a wind power installation platform support structure to solve the above problems.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme: a wind power installation platform support structure is designed, including a stand, an installation platform for installing wind turbine generator is arranged at the top of the stand, the installation platform is connected with the stand through a connecting column, and the installation platform is fixed with the stand through a flange;

[0006] A base is installed at the bottom of the stand, at least one connecting shaft is vertically installed at the bottom of the base, a conical seat with a pointed end downward is installed at the bottom of the connecting shaft, and an annular groove is formed along the top of the conical seat;

[0007] A plurality of installation seats are arranged at intervals along the side surface of the stand, an installation groove is formed at the top of the installation seat, the installation seat is fixed with the stand through a connecting plate, the connecting plate is arranged along the radial direction of the stand, and a plurality of through grooves are arranged at intervals on the side of the connecting plate close to the stand.

[0008] Preferably, a third reinforcing plate is installed on the side surface of the connecting shaft, one side of the third reinforcing plate is fixed on the connecting shaft, and the other side of the third reinforcing plate is fixed on the base.

[0009] Preferably, the mounting platform is a columnar structure, and a plurality of first reinforcing plates are arranged at intervals on the side of the mounting platform, one side of the first reinforcing plate is fixed on the connecting column, and the other side of the first reinforcing plate is fixed on the mounting platform.

[0010] Preferably, a through hole is formed in the bottom of the side of the mounting groove, and the through hole penetrates the mounting seat.

[0011] Preferably, the inside of the column is provided with a cavity, and a support rod is coaxially arranged in the cavity, the bottom of the support rod is fixed on the bottom of the cavity, and a connecting frame is connected to the side of the support rod, one side of the connecting frame is fixed on the support rod, and the other side of the connecting frame is fixed on the inner wall of the cavity.

[0012] Preferably, a plurality of second reinforcing plates are arranged at intervals on the bottom of each connecting plate, the second reinforcing plate is fixed vertically on the side of the connecting plate, one end of the second reinforcing plate is fixed on the mounting seat, and the other end of the second reinforcing plate is fixed on the base.

[0013] Preferably, a groove is formed in the side of the base, the bottom of the groove is provided with a mounting hole, and an arc-shaped cutting surface is formed along the edge of the groove.

[0014] The design scheme of the utility model has the beneficial effects in the application process:

[0015] 1. The wind power installation platform support structure is fixed by the mounting seat arranged along the side of the column, the column is extended at multiple angles, and the column is fixed at the same time, the through groove on the connecting plate is used, and seawater can pass through the through groove to reduce the impact of seawater on the connecting plate.

[0016] 2. The wind power installation platform support structure is fixed on the seabed by the conical seat, the column can be reinforced during installation, and the stability of the column during installation is further improved. DETAILED DESCRIPTION

[0017] Figure 1 The structure of the utility model is shown Figure 1 ;

[0018] Figure 2 The structure of the utility model is shown Figure 2 ;

[0019] Figure 3 The utility model is a top view;

[0020] Figure 4 The utility model is a sectional view.

[0021] In the figure: 1, stand; 2, base; 3, slot; 4, mounting hole; 5, arc section; 6, connecting shaft; 7, conical seat; 8, annular groove; 9, third reinforcing plate; 10, mounting seat; 11, connecting plate; 12, mounting groove; 13, through hole; 14, through groove; 15, second reinforcing plate; 16, connecting column; 17, mounting platform; 18, first reinforcing plate; 19, flange; 20, cavity; 21, support rod; 22, connecting frame. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] Referring to Figures 1-4 A wind power installation platform support structure, including stand 1, the top of stand 1 is provided with the installation platform 17 for installing wind turbine unit, the installation platform 17 is connected with stand 1 through connecting column 16, and the installation platform 17 is fixed with stand 1 through flange 19, when wind turbine unit is installed, wind turbine unit can be installed on installation platform 17.

[0024] The installation platform 17 is a cylindrical structure, and a plurality of first reinforcing plates 18 are arranged at intervals on the side surface of the installation platform 17, one side of the first reinforcing plate 18 is fixed on the connecting column 16, and the other side of the first reinforcing plate 18 is fixed on the installation platform 17, so that the connection strength between the installation platform 17 and the connecting column 16 is improved.

[0025] Among them, as Figure 4 Described, the inside of stand 1 is provided with cavity 20, and support rod 21 is coaxially arranged in the inside of cavity 20, the bottom of support rod 21 is fixed on the bottom of cavity 20, and connecting frame 22 is connected to the side surface of support rod 21, one side of connecting frame 22 is fixed on support rod 21, and the other side of connecting frame 22 is fixed on the inner wall of cavity 20, so that stand 1 is a hollow structure, the lightweight of stand 1 is improved, and the setting of connecting frame 22 and support rod 21 also supports stand 1, so that the lightweight of stand 1 is ensured, and the stress strength of stand 1 is also improved.

[0026] As Figure 2 And Figure 4 Described, the bottom of stand 1 is provided with base 2, slot 3 is formed in the side surface of base 2, mounting hole 4 is formed in the bottom of slot 3, when stand 1 is installed, base 2 can be placed on the seabed, then the fastener such as anchor bolt is taken and passed through mounting hole 4 to fix base 2, in order to prevent the flow of seawater from being hindered by slot 3, therefore, arc section 5 is formed along the edge of slot 3.

[0027] Further, in order to improve the stability of the column 1 during installation, at least one connecting shaft 6 is vertically installed at the bottom of the base 2, a tapered seat 7 with a downward pointed tip is installed at the bottom of the connecting shaft 6, and an annular groove 8 is formed along the top of the tapered seat 7. When the column 1 is installed, the tapered seat 7 can be buried in the soil at the bottom of the sea, thereby stabilizing the column 1. In addition, the annular groove 8 is provided to allow more soil to fill the top of the tapered seat 7, thereby further improving the installation effect of the tapered seat 7 in the soil at the bottom of the sea.

[0028] Further, a third reinforcing plate 9 is installed on the side of the connecting shaft 6, one side of the third reinforcing plate 9 is fixed to the connecting shaft 6, and the other side of the third reinforcing plate 9 is fixed to the base 2, thereby improving the connection strength between the connecting shaft 6 and the base 2.

[0029] After the column 1 is fixed, a plurality of mounting seats 10 are arranged at intervals along the side of the column 1, an installation groove 12 is formed at the top of the mounting seat 10, the mounting seat 10 is fixed to the column 1 through a connecting plate 11, the connecting plate 11 is arranged in the radial direction of the column 1, a plurality of through grooves 14 are arranged at intervals on the side of the connecting plate 11 close to the column 1, and the fasteners such as anchor bolts can be placed in the installation groove 12, thereby fixing the mounting seat 10. The stability of the column 1 in seawater is improved by multi-point fixation, and when seawater flows on the connecting plate 11, the seawater flows along the side of the connecting plate 11 and then falls on the column 1 to flow. The seawater flowing perpendicular to the connecting plate 11 can pass through the through grooves 14, thereby preventing the impact of seawater on the connecting plate 11 and further causing instability of the column 1.

[0030] It should be noted that, in order to prevent water from accumulating in the installation groove 12 and to prevent the mounting seat 10 from obstructing the flow of seawater, a through hole 13 is formed at the bottom of the side of the installation groove 12, and the through hole 13 penetrates the mounting seat 10.

[0031] Further, a plurality of second reinforcing plates 15 are arranged at intervals on the bottom of each connecting plate 11, the second reinforcing plates 15 are fixed perpendicularly to the side of the connecting plate 11, one end of the second reinforcing plate 15 is fixed to the mounting seat 10, and the other end of the second reinforcing plate 15 is fixed to the base 2, thereby improving the connection strength between the connecting plate 11 and the mounting seat 10 and the base 2.

[0032] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent replacements or changes within the technical scope disclosed by the present application according to the technical scheme and the inventive concept of the present application, which should be covered within the protection scope of the present application.

Claims

1. A wind farm installation platform support structure, characterised in that: The utility model provides a wind turbine installation platform, including stand (1), be provided with the installation platform (17) of installing wind turbine unit on the top of stand (1), installation platform (17) is connected with stand (1) through connecting column (16), and installation platform (17) is fixed with stand (1) through flange (19); The bottom of the stand (1) is provided with a base (2), and at least one connecting shaft (6) is vertically installed at the bottom of the base (2). A conical seat (7) with a pointed end downward is installed at the bottom of the connecting shaft (6), and an annular groove (8) is formed along the top of the conical seat (7). A plurality of mounting seats (10) are arranged at intervals along the side of the stand (1). An installation groove (12) is formed at the top of the mounting seat (10). The mounting seat (10) is fixed to the stand (1) through a connecting plate (11). The connecting plate (11) is arranged along the radial direction of the stand (1). A plurality of through grooves (14) are formed at intervals on the side of the connecting plate (11) close to the stand (1).

2. The wind power installation platform support structure according to claim 1, characterized in that: A third reinforcing plate (9) is installed on the side of the connecting shaft (6). One side of the third reinforcing plate (9) is fixed to the connecting shaft (6), and the other side of the third reinforcing plate (9) is fixed to the base (2).

3. The wind power installation platform support structure according to claim 1, characterized in that: The installation platform (17) is a cylindrical structure, and a plurality of first reinforcing plates (18) are arranged at intervals on the side of the installation platform (17). One side of the first reinforcing plate (18) is fixed to the connecting column (16), and the other side of the first reinforcing plate (18) is fixed to the installation platform (17).

4. The wind power installation platform support structure according to claim 1, characterized in that: A through hole (13) is formed at the bottom of the side of the installation groove (12), and the through hole (13) penetrates the mounting seat (10).

5. The wind power installation platform support structure according to claim 1, characterized in that: The inside of the stand (1) is provided with a cavity (20), and a support rod (21) is coaxially arranged inside the cavity (20). The bottom of the support rod (21) is fixed to the bottom of the cavity (20), and a connecting frame (22) is connected to the side of the support rod (21). One side of the connecting frame (22) is fixed to the support rod (21), and the other side of the connecting frame (22) is fixed to the inner wall of the cavity (20).

6. The wind power installation platform support structure according to claim 1, characterized in that: A plurality of second reinforcing plates (15) are arranged at intervals on the bottom of each connecting plate (11). The second reinforcing plate (15) is fixed perpendicularly to the side of the connecting plate (11). One end of the second reinforcing plate (15) is fixed to the mounting seat (10), and the other end of the second reinforcing plate (15) is fixed to the base (2).

7. The wind power installation platform support structure according to claim 1, characterized in that: A slot (3) is formed on the side of the base (2). An installation hole (4) is formed at the bottom of the slot (3), and an arc-shaped cutting surface (5) is formed along the edge of the slot (3).

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