CN219635447U - Ball-like type offshore floating type photovoltaic floating body structure - Google Patents

Abstract

The utility model provides a ball-like offshore floating type photovoltaic floating body structure, which comprises an anchoring structure for connecting the floating body structure with a seabed mud surface, so that the floating body structure floats on the sea surface at fixed points; the floating body structure comprises an external framework and a plurality of waterproof high-intensity photovoltaic plates; the outer frameworks are cross-connected through a plurality of connecting rods in line segments, so that the outer frameworks are surrounded to form a spheroid shape; the connecting rod in the circumferential direction of the outer framework and the outer surface of the middle part of the outer framework correspondingly forms a design waterline; the outer framework divides two ends of the outer framework into an underwater immersed area and an overwater working area through the design waterline, and a floating body outer plate is paved outside the underwater immersed area of the outer framework; the floating body structure is integrally spheroid, has free structural movement posture, can not be limited by wind and wave conditions, has better wind and wave resistance, and can be suitable for various marine environments.

Description

Ball-like type offshore floating type photovoltaic floating body structure

Technical Field

The utility model relates to the technical field of offshore photovoltaic power generation, in particular to a sphere-like offshore floating type photovoltaic floating body structure.

Background

In recent years, photovoltaic power generation is becoming the dominant in new energy industry due to the advantages of renewable, easy acquisition, no pollution, safety, reliability and the like. Liu Shangguang V power station construction area is big, and the waste of land is obvious, and relative, floating formula photovoltaic can be arranged in idle waters, like lake and reservoir top. However, with the proposal of the 'double carbon' strategic target and the construction of new energy systems in China, the current inland water floating type photovoltaic can not provide enough water area construction floating type photovoltaic power stations. Therefore, increasingly tense land resources and limited inland water resources are becoming one of the key factors restricting the development of photovoltaic scale. The sea area of 300 ten thousand square kilometers is available in China, wherein the sea area suitable for the offshore floating type photovoltaic arrangement is about 71 ten thousand square kilometers, and the offshore photovoltaic can be theoretically installed to be about 7 hundred million kilowatts. Development of floating type photovoltaic at sea and combination with other forms of energy sources at sea (such as wind power at sea) are becoming one of the important strategies for energy structure transformation in China.

Due to the severe marine environment, the floating body structure of the offshore photovoltaic needs to bear extreme marine environment loads such as wind, waves, currents and the like, the traditional floating type photovoltaic structure generally needs to improve the stability and buoyancy of the floating body structure by increasing the waterplane of the floating body structure, improving the volume of the underwater floating body or improving the floating body material and the like, and special designs are needed for different sea conditions, so that the application range of the floating body structure is small, and meanwhile, the risk of structural failure caused by sea condition changes is also accompanied.

Disclosure of Invention

The utility model aims to provide a spheroid type offshore floating photovoltaic floating body structure which can ensure photovoltaic power generation performance and safety under various sea conditions such as water depth, wind wave load and the like. For this purpose, the utility model adopts the following technical scheme:

a ball-like type offshore floating type photovoltaic floating body structure comprises an anchoring structure which connects the floating body structure with a seabed mud surface, so that the floating body structure floats on the sea surface at fixed points; the floating body structure comprises an external framework and a plurality of waterproof high-intensity photovoltaic plates; the outer frameworks are cross-connected through a plurality of connecting rods in line segments, so that the outer frameworks are surrounded to form a spheroid shape; the outer framework is correspondingly formed with a design waterline at the connecting rod in the circumferential direction of the outer surface of the outer framework; the outer framework divides two ends of the outer framework into an underwater immersed area and an on-water working area through the design waterline, and a floating body outer plate is paved outside the underwater immersed area of the outer framework, so that watertight is formed for the underwater immersed area; the waterproof type Gao Jiangguang Fu Banwei is arranged outside the water working area of the outer framework, so that the water working area is watertight, and the waterproof type Gao Jiangguang V plate and the floating body outer plate form a watertight state inside the floating body structure.

Further: an inner deck is arranged inside the outer framework; an electrical equipment box is arranged at the top of the inner deck, and a plurality of waterproof Gao Jiangguang V cables on the plates are uniformly connected with a line collecting pipe and are connected with the electrical equipment box through the line collecting pipe; and a cable pipe is led out from the electrical equipment box.

Further: and the inner deck is provided with deck reinforcing ribs.

Further: and a supporting pipe is connected between the inner deck and the inner wall of the outer framework, and the supporting pipe is in a guiding stable state for the cable pipe.

Further: the outer framework is provided with a platform at the top of the water working area, and the waterproof Gao Jiangguang volt plate is paved on the platform.

Further: the top of the outer framework is provided with a manhole, and an openable or closable cover plate is arranged on the manhole.

Further: and a sealing piece is arranged between the waterproof Gao Jiangguang V plate and the connecting rod.

Further: and a mooring line point connected with the anchoring structure is arranged on the connecting rod of the underwater immersed area of the external skeleton.

Compared with the prior art, the utility model has the following beneficial effects:

1. the floating body structure is integrally spheroid, has free structural movement posture, can not be limited by wind and wave conditions, has better wind and wave resistance, and can be suitable for various marine environments. Unlike traditional floating body structure, the spherical floating body structure of the present utility model has no capsizing risk, and has no need of increasing steel consumption to raise the stability and buoyancy of the whole structure, greatly reduced steel consumption and obviously lowered cost.

2. The waterproof high-intensity photovoltaic panel is fully distributed in the splash area and the atmosphere area of the spherical floating body structure, so that a certain number of waterproof high-intensity photovoltaic panels can be ensured to normally generate electricity when the whole floating body structure moves in any gesture, and the generated energy can be improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of the floating body structure of the present utility model;

FIG. 3 is a schematic view of the construction of a waterproof high-intensity photovoltaic panel assembly of the present utility model;

FIG. 4 is a schematic view of the towing structure of the present utility model;

FIG. 5 is a schematic illustration of the single floating body structure mooring of the present utility model;

FIG. 6 is a schematic representation of the manner in which the array of floating body structures of the present utility model moor.

The marks in the drawings are: the floating body structure a, a design waterline b, an outer framework 1, a floating body outer plate 2, a cable tube 3, a supporting tube 4, a waterproof high-strength photovoltaic panel 5, a welding plate 51, a waterproof sealing rubber strip 52, a sealing piece 53, an electrical equipment box 6, a line collecting tube 7, a deck reinforcing rib 8, an inner deck 9, a mooring line point 10, a mooring line 11, a connecting piece 12, an anchoring foundation 13, a manhole 14 and a connecting rod 15.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

As shown in fig. 1-6, a sphere-like offshore floating type photovoltaic floating body structure comprises an anchoring structure for connecting a floating body structure a with a seabed mud surface, so that the floating body structure a floats on the sea surface at a fixed point; the floating body structure a comprises an external framework 1 and a plurality of waterproof high-intensity photovoltaic panels 5; the outer framework 1 is cross-connected through a plurality of connecting rods 15 with line segments, so that the outer framework 1 is formed into a spheroid shape in a surrounding mode; the outer framework 1 forms a design waterline b at a connecting rod 15 of the waist line on the outer surface of the outer framework; the outer framework 1 is divided into an underwater immersed area and an overwater working area by designing a waterline b, and a floating body outer plate 2 is paved outside the underwater immersed area of the outer framework 1, so that watertight is formed for the underwater immersed area; a plurality of waterproof high-intensity photovoltaic panels 5 are arranged outside the water working area of the external framework 1 in a surrounding mode, so that the water working area is watertight, and a watertight state inside the floating body structure a is formed through the waterproof high-intensity photovoltaic panels 5 and the floating body outer plate 2.

In this embodiment, the outer skeleton 1 is a steel structure frame, and is formed by integrally welding seamless steel pipes or connecting rods 15 of section steel, so as to form a plurality of frames with regular shapes, which are separated like lines on the football surface, and the shapes of the floating body outer plate 2 and the waterproof high-intensity photovoltaic panel 5 are matched with the shapes of the corresponding frame parts, so that the surrounding connecting rods 15 are welded and fixed; the floating body outer plate 2 can be made of steel plates, and the floating body outer plate 2 provides buoyancy for the floating body structure a after watertight; as the external skeleton 1 sphere-like structure has more free movement form on the sea surface than the traditional structure, the floating body structure a is free from the limitation of wind and wave conditions by matching with the anchoring structure, and has better wind and wave resistance, so that the floating body structure a has no capsizing risk on the sea.

As shown in fig. 1-2, the external skeleton 1 is provided with a platform on top of the water working area, and the waterproof high-intensity photovoltaic panel 5 is laid on the platform.

In the present embodiment, as shown in fig. 1-2, the top of the water working area and the bottom of the underwater submerged area of the external skeleton 1 are both planar, and the floating body outer plate 2 is fully distributed on the bottom plane of the underwater submerged area. Thereby forming a spheroid shape of the outer skeleton 1.

In addition, the shape and size of the lattice of the outer skeleton 1 of the spheroid can be determined according to the actual production condition of the photovoltaic panel; the specific dimensions of the overall external skeleton 1 frame can be further determined in combination with the requirements of the installed capacity, the number of waterproof high-intensity photovoltaic panels 5 to be installed, etc.

In this embodiment, the waterproof high-strength photovoltaic panel 5 has sufficient waterproof characteristics so that it does not affect its own power generation function after contacting seawater, and can simultaneously bear a certain degree of marine environmental load. The water-proof high-intensity photovoltaic panel 5 is located in a water working area which is divided into a wave splashing area and an atmosphere area according to the condition that the water-proof high-intensity photovoltaic panel is in contact with sea waves or not, and the water-proof high-intensity photovoltaic panel 5 is fully distributed in the water working area, so that the floating body structure a can be ensured to have a certain number of water-proof high-intensity photovoltaic panels 5 in contact with illumination under any motion posture on the sea surface, and normal power generation can be realized.

In practical engineering, since the part of the external skeleton 1 in the wave splash zone is also required to be subjected to a certain wave load, the arrangement area of the waterproof high-intensity photovoltaic panel 5 needs to be flexibly adjusted according to specific sea conditions and the wave resistance of the waterproof high-intensity photovoltaic panel 5 selected. For the position where the wave splashing area is subjected to a large wave load, namely, the wave load is larger than the marine environment load borne by the waterproof Gao Jiangguang photovoltaic panel 5, the waterproof high-intensity photovoltaic panel 5 needs to be replaced by the floating body outer panel 2, so that the water tightness of the floating body structure a is ensured; and for the position where the wave splashing area suffers from small wave load, namely, the wave load is smaller than the marine environment load borne by the waterproof type Gao Jiangguang photovoltaic panel 5, the waterproof type high-intensity photovoltaic panel 5 can be directly distributed.

As shown in fig. 1, an inner deck 9 is provided inside the outer skeleton 1; the top of the inner deck 9 is provided with an electrical equipment box 6, and cables on the plurality of waterproof high-intensity photovoltaic panels 5 are uniformly connected with the electrical equipment box 6 through a line collecting pipe 7; the cable tube 3 is led out from the electrical equipment box 6.

The inner deck 9 is provided with deck reinforcing ribs 8. The deck reinforcement ribs 8 are spider-web arranged within the inner deck 9 to increase the load carrying capacity of the inner deck 9.

In this embodiment, the inner deck 9 is a steel structure deck, and the setting height of inner deck 9 in the inside of outer skeleton 1 is between outer skeleton 1 bottom and design waterline b, preferably sets up in the waist position of outer skeleton 1 and inner deck 9 parallel and level to the homogeneity of more effective assurance body structure a's structural strength and marine atress.

The electrical equipment box 6 can be fixedly provided with electrical equipment such as an inverter and the like and can be subjected to photoelectric installation and replacement with the waterproof high-intensity photovoltaic panel 5, and the electrical equipment box 6 is provided with an opening for connecting and extending the cable tube 3 and the cable. The extending end of the cable tube 3 extends out of the floating body structure a through the floating body outer plate 2, and the extending end is connected with a sea cable, so that the power generated by the waterproof high-intensity photovoltaic panel 5 can enter the electrical equipment box 6 through the cable on the waterproof high-intensity photovoltaic panel 5 by the line collecting tube 7, and after boosting, the power is uniformly transmitted out through the cable tube 3 to realize the power transmission between the sea and the coast.

As shown in fig. 1-2, a support tube 4 is connected between the inner deck 9 and the inner wall of the outer framework 1, and the support tube 4 is in a guiding stable state for the cable tube 3.

In this embodiment, the supporting tube 4 is a steel tube, and is welded between the bottom of the inner deck 9 and the inner wall of the outer framework 1, and the supporting tube 4 may be vertically disposed between the inner deck 9 and the bottom of the outer framework 1 or obliquely disposed according to the layout condition of the cable tube 3, so as to prevent the cable tube 3 from being excessively long in cantilever, and increase the stability thereof.

As shown in fig. 1-2, the top of the external skeleton 1 is provided with a manhole 14, and the manhole 14 is provided with an openable or closable cover plate. It is convenient to carry out maintenance on the photovoltaic panel 5 and the electrical equipment box 6 from the inside of the floating body structure a by going in from the manhole 14.

As shown in fig. 1-3, a seal 53 is provided between the waterproof high-intensity photovoltaic panel 5 and the tie bar 15.

In this embodiment, the sealing member 53 includes the welding plate 51 and waterproof type joint strip 52, and the welding plate 51 is connected in the position department between the lateral surface around the Gao Jiangguang volt board 5 of waterproof type and the connecting rod 15, and same one side can set up many welding plates 51 in order to increase the welded connection position between waterproof type high altitude photovoltaic board 5 and the connecting rod 15, and waterproof type joint strip 52 is covered except that the rest space department of welding plate 51, seals through the cooperation of welding plate 51 and waterproof type joint strip 52, guarantees watertight.

As shown in fig. 1-2, the external frame 1 is welded with mooring points 10 connected with the anchoring structure on connecting rods 15 in the submerged area.

As shown in fig. 1, 5-6, the anchoring structure comprises an anchoring foundation 13 and mooring lines 11; the preferred choice of anchor foundation 13 is a pile anchor foundation, while other types of anchor foundation types, such as suction anchors, towing anchors, etc., may be chosen for different sea bed conditions and water depths.

In this embodiment, the mooring points 10 are distributed around the outer frame 1 in four directions and connected to the mooring lines 11, and preferably are distributed around the outer frame 1 at equal angles with the center of the inner portion as the center of the circle. The mooring line points 10 may optionally be lifting lugs.

In this embodiment, as shown in fig. 5-6, the floating body structures a can be arranged in a single mooring way according to the construction capacity and the requirement of the photovoltaic field area of the target engineering sea area, or a plurality of floating body structures a can be connected together to form an array mooring way, so that power generation can be performed.

As shown in fig. 5, when the floating body structure a is in single mooring arrangement, the single floating body structure a alone is matched with the surrounding mooring structures to perform single-point position determination, and a plurality of non-contact floating body structures a are arranged in a specified photovoltaic field area; as shown in fig. 6, when the floating body structure a array is moored, connecting pieces 12 are arranged between adjacent floating body structures a, the connecting pieces 12 can be connected by adopting cables or connecting rods, the whole floating body structure a array shares a set of mooring structures, the mooring structures are distributed at corners around the floating body structure a array at the moment, the mooring structures are arranged in the middle of the periphery of the array, and the number of the mooring structures around the floating body structure a array is increased at the required positions according to actual design conditions.

Referring to fig. 1-6, a spheroid type offshore floating photovoltaic floating body structure is constructed, and the construction steps are as follows:

s1: the manufacturing and the assembling of the spheroid-type outer skeleton 1 are completed on land;

s2: the floating body outer plate 2 and the waterproof high-intensity photovoltaic panel 5 are determined and processed according to corresponding specifications, and the floating body outer plate 2 and the waterproof high-intensity photovoltaic panel 5 are assembled and welded on the frame part of the outer surface of the external framework 1, so that the water tightness of the inside of the floating body structure a is ensured;

s3: by pre-installing the anchor foundation 13 on the seabed of the target engineering sea area;

s4: the tug is connected with the mooring rope point 10 on the mooring rope floating body structure a, so that the tug tows the floating body structure a to the engineering sea, the mooring rope point 10 is connected with the mooring rope 11, and the mooring arrangement mode of the corresponding floating body structure a is selected according to the specific arrangement condition, so that the mooring positioning and installation of the floating body structure a are completed.

The above embodiment is only one preferred technical solution of the present utility model, and it should be understood by those skilled in the art that modifications and substitutions can be made to the technical solution or parameters in the embodiment without departing from the principle and essence of the present utility model, and all the modifications and substitutions are covered in the protection scope of the present utility model.

Claims (8)

1. A ball-like type offshore floating type photovoltaic floating body structure comprises an anchoring structure for connecting a floating body structure (a) with a seabed mud surface, so that the floating body structure (a) floats on the sea surface at a fixed point; the method is characterized in that: the floating body structure (a) comprises an external framework (1) and a plurality of waterproof high-intensity photovoltaic panels (5);

the outer framework (1) is cross-connected through a plurality of line segment type connecting rods (15), so that the outer framework (1) is formed in a surrounding mode;

the outer framework (1) is correspondingly provided with a design waterline (b) at the connecting rod (15) in the circumferential direction of the outer surface of the middle part of the outer framework;

the outer framework (1) divides two ends of the outer framework into an underwater immersed area and an on-water working area through the design waterline (b), and a floating body outer plate (2) is paved outside the underwater immersed area of the outer framework (1), so that watertight is formed for the underwater immersed area;

the waterproof type Gao Jiangguang V plates (5) are arranged outside the water working area of the outer framework (1) in a surrounding mode, so that the water working area is watertight, and the waterproof type Gao Jiangguang V plates (5) and the floating body outer plate (2) form a watertight state inside the floating body structure (a).

2. A spheroid-like offshore floating photovoltaic floating body structure according to claim 1, wherein: an inner deck (9) is arranged inside the outer framework (1);

an electrical equipment box (6) is arranged at the top of the inner deck (9), a plurality of waterproof Gao Jiangguang V plates (5) are connected with a line collecting pipe (7) in a unified manner through cables, and the line collecting pipe (7) is connected with the electrical equipment box (6);

and a cable pipe (3) is led out of the electrical equipment box (6).

3. A spheroid-like offshore floating photovoltaic floating body structure according to claim 2, wherein: and a deck reinforcing rib (8) is arranged on the inner deck (9).

4. A spheroid-like offshore floating photovoltaic floating body structure according to claim 2, wherein: a supporting tube (4) is connected between the inner deck (9) and the inner wall of the outer framework (1), and the supporting tube (4) is in a guiding stable state for the cable tube (3).

5. A spheroid-like offshore floating photovoltaic floating body structure according to claim 1, wherein: the external framework (1) is provided with a platform at the top of the water working area, and the waterproof Gao Jiangguang volt plate (5) is paved on the platform.

6. A spheroid-like offshore floating photovoltaic floating body structure according to claim 1, wherein: the top of the outer framework (1) is provided with a manhole (14), and the manhole (14) is provided with an openable or closable cover plate.

7. A spheroid-like offshore floating photovoltaic floating body structure according to claim 1, wherein: and a sealing piece (53) is arranged between the waterproof Gao Jiangguang V plate (5) and the connecting rod (15).

8. A spheroid-like offshore floating photovoltaic floating body structure according to claim 1, wherein: and a mooring line point (10) connected with the anchoring structure is arranged on the connecting rod (15) of the underwater immersed area of the external skeleton (1).