Floating type wind power base

Abstract

The utility model discloses a floating type wind power base, which relates to the technical field of wind power bases and comprises a base platform and a wind turbine generator body, the wind turbine generator body is fixedly mounted on the base platform, a disc-shaped floating seat is arranged below the base platform, and a triangular bulkhead is arranged in the center of the interior of the floating seat. A plurality of buoys are arranged in the triangular bulkhead, and a hydraulic balance mechanism and a plurality of buffer mechanisms are arranged between the base platform and the floating seat below the base platform. The floating seat is composed of a plurality of independent buoys and connecting structures and convenient to transport and assemble, reinforcing ribs and compartment structures are arranged in the buoys, the overall strength and stability are improved, a hydraulic balance mechanism is arranged, the positions of the floating seat and a base platform can be adjusted in real time, and it is ensured that the platform is horizontal and stable in a dynamic marine environment; the buffering mechanism effectively absorbs impact and vibration, the base is made of high-strength composite materials, the weight is reduced, flexibility is achieved, the base adapts to sea wave impact, the installation efficiency is improved, and the construction cost of the deepwater wind power base is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to wind power base technical field especially relates to a floating wind power base. BACKGROUND

[0002] The offshore wind power base is the infrastructure of supporting offshore wind turbine generator system, because offshore wind turbine generator system is usually located in the area of large water depth, the traditional land wind power tower cannot be applied, therefore needs the special offshore wind power base to guarantee the stability and long -term operation of wind turbine generator system, the traditional fixed offshore wind power base (such as single pile, gravity foundation etc.) usually needs to use a large amount of steel and concrete and other materials, the cost of these materials is relatively higher in offshore transportation and installation, after the increase of water depth, the design and manufacture of fixed base are more complex, the base must be strong enough to bear greater wave and wind force, while preventing the settlement and inclination of base itself, therefore the construction cost of infrastructure increases significantly, therefore the utility model provides a floating wind power base to solve the problems mentioned in the background art. SUMMARY

[0003] The utility model discloses a floating wind power base to solve the shortcomings in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A floating wind power base, including base platform and wind turbine generator system body, the wind turbine generator system body is fixedly installed on the base platform, the base platform below is provided with the float seat, the float seat is disc-shaped, the inside center of the float seat is provided with the triangular spacer frame, the inside of the triangular spacer frame is provided with a plurality of floats, the base platform is provided with the hydraulic balance mechanism and a plurality of buffer mechanisms between the lower float seat, a plurality of buffer mechanisms are evenly arranged in the annular array on the side of the base platform.

[0006] Preferably, the hydraulic balance mechanism includes a plurality of hydraulic systems, the hydraulic system is fixedly installed on the float seat, the output shaft upper end of the hydraulic system is fixedly connected with the upper base platform, according to the sea surface fluctuation, the output end operation of different direction hydraulic system is controlled in real time, so that the base platform always keeps balance.

[0007] Preferably, the buffer mechanism includes buffer sleeve and buffer insert shaft, the buffer insert shaft is slidably arranged in the buffer sleeve, the lower end of the buffer sleeve is rotatably connected with the lower float seat, and the upper end of the buffer insert shaft is rotatably connected with the upper base platform.

[0008] Preferably, the buffer sleeve and the upper end of the buffer insert shaft in the buffer mechanism are provided with limit rings, and a buffer spring is arranged on the side of the buffer insert shaft between the upper and lower limit rings.

[0009] Preferably, the triangular bulkhead interior comprises a plurality of small triangular frames, the upper side of the small triangular frames is fixed with a reinforcing rib, and a plurality of the pontoons are located on the lower side of the reinforcing rib.

[0010] The floating wind power base also comprises a plurality of lead block anchor bases, the surface of the lead block anchor bases is coated with a rust-proof coating, the plurality of lead block anchor bases are arranged in a ring array and are located directly below the floating base, and a chain lock is connected between the lead block anchor base and the upper floating base.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The floating wind power base changes the structure, adopts modular design, is composed of a plurality of independent pontoons and connecting structures, is convenient for transportation and on-site assembly, the inner part of the pontoon is provided with a reinforcing rib and a cabin structure, and the overall strength and stability are improved.

[0013] 2. The hydraulic balance mechanism adjusts the position between the floating base and the base platform in real time, provides an active balance mechanism, ensures that the platform remains horizontal in a dynamic marine environment, cooperates with the passive leveling mechanism of the buffer mechanism, absorbs the impact and vibration caused by changes in sea waves and wind speed, reduces the burden of the wind turbine generator, and prolongs the service life of the equipment.

[0014] 3. The wind power base structure adopts high-strength composite materials, reduces the weight, has good flexibility, can adapt to the impact of sea waves, reduces the construction cost and construction difficulty of the deepwater wind power base, improves the installation efficiency, and provides strong support for the development of offshore wind power to the deep sea. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The utility model provides a kind of structure diagram of floating wind power base Figure 1 ;

[0016] Figure 2 The utility model provides a kind of structure diagram of floating wind power base Figure 2 ;

[0017] Figure 3 It is a plan view structure diagram of the utility model to propose a kind of floating wind power base.

[0018] In the drawing: 1, base platform;2, wind turbine generator body;3, floating base;4, triangular bulkhead;5, chain lock;6, anchor base;7, buffer mechanism;8, buffer spring;9, hydraulic balance mechanism;10, reinforcing rib;11, pontoon. DETAILED DESCRIPTION

[0019] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, obviously, the described embodiment is only a part of the embodiment of the utility model, and is not all the embodiment.

[0020] Referring to Figures 1-3 A floating wind power base, comprising a base platform 1 and a wind turbine body 2, the wind turbine body 2 is fixedly installed on the base platform 1, a floating base 3 is arranged below the base platform 1, the floating base 3 is disc-shaped, a triangular partition frame 4 is arranged in the center of the floating base 3, and a plurality of floating cylinders 11 are arranged in the triangular partition frame 4, the base platform 1 is sufficiently firm and stable, can bear the weight of the wind turbine body 2 and the dynamic load from the wind force, uses high-strength steel or composite material to ensure that the structural integrity can still be maintained under extreme weather conditions, and the fixing of the wind turbine body 2 and the base platform 1 adopts steel structure welding or high-strength bolt connection;

[0021] The triangular partition frame 4 comprises a plurality of small triangular frames, the small triangular frames are fixedly provided with a reinforcing rib 10 on the upper side, and the plurality of floating cylinders 11 are located on the lower side of the reinforcing rib 10, the floating cylinders 11 are made of lightweight foam plastic with corrosion resistance, can improve the durability of the floating cylinders 11 and maximize the buoyancy, and simultaneously reduce the settlement problem, the disc-shaped floating base 3 maintains uniform contact with the water surface in all directions, maximally maintains the stability of the upper base platform 1, the disc-shaped design can effectively disperse the water flow pressure, reduce the inclination, enhance the buoyancy, avoid excessive swinging of the wind power base, the reinforcing rib 10 can not only limit the floating cylinders 11 below, but also improve the stability of the triangular partition frame 4, the design of the small triangular frame helps to optimize the load distribution of the structure, and the reinforcing rib 10 on the upper side improves the stability and wind resistance by enhancing the strength of the overall frame;

[0022] A hydraulic balance mechanism 9 and a plurality of buffer mechanisms 7 are arranged between the base platform 1 and the floating base 3 below, the hydraulic balance mechanism 9 comprises a plurality of hydraulic systems, the hydraulic systems are fixedly installed on the floating base 3, the output shafts of the hydraulic systems are fixedly connected with the upper base platform 1, the output ends of the hydraulic systems in different directions are controlled in real time according to the sea surface fluctuation, so that the base platform 1 always maintains balance, the intermediate hydraulic balance mechanism 9 composed of the plurality of hydraulic systems can provide an active balance mechanism for the upper base platform 1, and further maintain a stable working environment for the wind turbine on the base platform 1, the plurality of hydraulic systems can be distributed in different directions, the operation of each hydraulic system is accurately controlled, so that the base platform 1 can be adjusted in real time according to different sea surface conditions, the hydraulic systems control the extension and retraction of different hydraulic cylinders, optimize the posture of the platform, ensure that the platform always maintains horizontal, and further provide a stable working environment for the wind turbine above;

[0023] Several buffer mechanisms 7 are arranged in a ring array uniformly around the base platform 1, the buffer mechanism 7 comprises a buffer sleeve and a buffer plug shaft, the buffer plug shaft slides in and out of the buffer sleeve, the lower end of the buffer sleeve is rotationally connected with the lower floating seat 3, and the upper end of the buffer plug shaft is rotationally connected with the upper base platform 1, the buffer sleeve and the upper end of the buffer plug shaft in the buffer mechanism 7 are both provided with a limiting ring, a buffer spring 8 is arranged between the upper and lower limiting rings and sleeved on the side of the buffer plug shaft, the buffer mechanism 7 composed of the buffer sleeve, the buffer plug shaft and the buffer spring 8 can provide a passive buffer damping mechanism for the upper base platform 1, absorb the impact and vibration from the marine environment (such as sea waves, wind speed changes, etc.), reduce the working burden of the wind turbine body 2, and assist the platform to maintain the stability of the unit;

[0024] The floating wind power base further comprises several lead block anchor seats 6, the surface of the lead block anchor seat 6 is coated with a rust-proof coating, the several lead block anchor seats 6 are arranged in a ring array and arranged directly below the floating seat 3, and the lead block anchor seat 6 is connected with the upper floating seat 3 through a chain 5, the floating seat 3 platform is stabilized in the specified water area through the several lead block anchor seats 6 connected by the chain, the distribution position of the lead block or the depth of the floating seat 3 is adjusted according to the change of the marine environment, and the chain 5 can ensure that the wind power base is always kept in the predetermined water area, and the displacement caused by the water flow or the sea waves is reduced.

[0025] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A floating wind turbine base, comprising a base platform (1) and a wind turbine body (2), characterized in that, The wind turbine body (2) is fixedly installed on the base platform (1). A floating seat (3) is provided below the base platform (1). The floating seat (3) is disc-shaped. A triangular partition (4) is provided in the center of the floating seat (3). Several floats (11) are provided inside the triangular partition (4). A hydraulic balancing mechanism (9) and several buffer mechanisms (7) are provided between the base platform (1) and the floating seat (3). Several buffer mechanisms (7) are evenly arranged in a ring array around the base platform (1).

2. The floating wind turbine base according to claim 1, characterized in that, The hydraulic balancing mechanism (9) includes several hydraulic systems. The hydraulic systems are fixedly installed on the float (3). The upper end of the output shaft of the hydraulic system is fixedly connected to the upper base platform (1). The output end of the hydraulic system in different directions is controlled in real time according to the sea surface fluctuations, so that the base platform (1) always remains balanced.

3. The floating wind turbine base according to claim 1, characterized in that, The buffer mechanism (7) includes a buffer sleeve and a buffer insert shaft. The buffer insert shaft slides inside and outside the buffer sleeve. The lower end of the buffer sleeve is rotatably connected to the lower float (3), and the upper end of the buffer insert shaft is rotatably connected to the upper base platform (1).

4. The floating wind turbine base according to claim 1, characterized in that, In the buffer mechanism (7), both the buffer sleeve and the upper end of the buffer insert shaft are provided with limit rings, and a buffer spring (8) is provided between the upper and lower limit rings and sleeved on the periphery of the buffer insert shaft.

5. The floating wind turbine base according to claim 1, characterized in that, The triangular partition (4) includes several small triangular frames inside, with reinforcing ribs (10) fixed on the upper side of the small triangular frames, and several floats (11) located below the reinforcing ribs (10).

6. The floating wind turbine base according to claim 1, characterized in that, It also includes several lead block anchors (6), the surface of which is coated with an anti-rust coating. The several lead block anchors (6) are arranged in a circular array directly below the float (3), and the lead block anchors (6) are connected to the upper float (3) by a chain lock (5).

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