CN217496489U

CN217496489U - Flexible connection structure of marine floating type photovoltaic floating body

Info

Publication number: CN217496489U
Application number: CN202221339525.4U
Authority: CN
Inventors: 李爱欣; 宋启明; 范夏玲; 刘蔚
Original assignee: Fujian Yongfu Power Engineering Co Ltd
Current assignee: Fujian Yongfu Power Engineering Co Ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-27
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to a flexible connection structure of a floating photovoltaic floating body on the sea, which comprises at least two floating bodies, wherein the upper parts of the floating bodies are pre-buried with transverse or longitudinal pre-buried pipes, the pre-buried pipes adjacent to the floating bodies are correspondingly arranged and are connected through cables penetrating through the inner cavities of the pre-buried pipes; the utility model discloses connection structure reasonable in design, simple structure adopt flexonics spare to connect rigid structure, and the scale is controllable, the safety and stability to can effectively reduce the total cost of construction, production and operation, realize the application of photovoltaic in ocean waters.

Description

Flexible connection structure of marine floating type photovoltaic floating body

Technical Field

The utility model belongs to the technical field of a marine photovoltaic technique and specifically relates to a marine showy formula photovoltaic body flexible connection structure is related to.

Background

With the gradual progress of the development of fossil energy such as coal into the sunset industry, the global energy structure is rapidly iterated, and the rise of clean energy including renewable energy such as solar energy, wind energy and ocean energy becomes an essential link in the development process of the human society. The exploration and marching of the ocean as an important source of renewable energy has been already scheduled. The photovoltaic power generation system can be used for photovoltaic construction of desert, mountain land, mudflat and the like, and land use on land is increasingly tense. As with onshore wind power transfer to offshore wind power, sites of photovoltaic construction are also undergoing the same changes.

The existing offshore photovoltaic power generation technology adopts a rigid floating body foundation and is used for resisting acting force of sea waves. The overall structure needs to meet the requirements of high strength and structural deformation prevention. The proposal has the problems of large steel amount and high cost of the structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a marine showy formula photovoltaic body flexible connection structure.

The technical scheme of the utility model as follows:

this marine floating photovoltaic body flexible connection structure, including two at least bodies, its characterized in that, the pre-buried pipe of horizontal or fore-and-aft is pre-buried on body upper portion, adjacent the body the pre-buried pipe corresponds the setting to connect through the hawser that runs through pre-buried intraductal chamber.

Further, a buffer plug is arranged between the adjacent floating bodies.

Further, one part of the buffer plug is embedded in the floating body, and the other part of the buffer plug is exposed outside.

Furthermore, the buffer plug is fixed at the end of the embedded pipe, and the middle part of the buffer plug is provided with a central through hole for the cable to pass through.

Further, the end part of the cable is provided with a cable knot for preventing the cable from being separated from the embedded pipe.

Further, the size of the cable knot is larger than the outer diameter of the embedded pipe.

Further, 1-4 photovoltaic modules are arranged on the floating body, and 1-3 pre-buried pipes are respectively embedded transversely and longitudinally.

Furthermore, the material of the embedded pipe is PVC, steel or copper.

Further, the material of the mooring rope is nylon, high-molecular polyethylene, nylon or steel wire.

Furthermore, the shape of the buffer plug is a circular truncated cone or a cylinder, and the buffer plug is made of rubber.

The utility model discloses following beneficial effect has: the utility model provides a flexible connection structure of a floating photovoltaic floating body on the sea, the design that the cable rope integrally passes through the flexible connection rigid structure of the floating body can not lead to the local stress concentration at the buffer plug, the stress can be effectively dispersed, and the existence of the buffer plug can realize the collision buffer energy absorption, so that the structure is safe and stable; the buffer cushion and the cable knot are matched to allow the floating bodies to relatively move in a certain range, and a certain gap is reserved between the floating bodies, so that the floating bodies are prevented from colliding or rubbing with each other along with the movement of waves and being damaged; compared with the traditional rigid water platform, the multi-floating-body platform formed by flexible connection can also greatly reduce the cost.

Drawings

Fig. 1 is a schematic view of a connection structure according to an embodiment of the present invention.

Fig. 2 is a three-dimensional schematic diagram of an embodiment of the present invention.

Fig. 3 is a schematic view of a partial structure of a cable according to an embodiment of the present invention.

Fig. 4 is a schematic view of a part of a buffer plug according to an embodiment of the present invention.

The reference numbers in the figures denote:

1. a float; 2. a buffer plug; 3. pre-burying a pipe; 4. a cable; 5. a cable knot; 6. a central through hole.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-4, in an embodiment of the present invention, a flexible connection structure for a floating photovoltaic floating body on the sea includes four floating bodies 1, wherein 1 horizontal and 2 vertical pre-embedded pipes 3 are disposed on the upper portion of each floating body 1, and the horizontal and vertical pre-embedded pipes 3 of adjacent floating bodies 1 are disposed correspondingly; 4 photovoltaic modules are arranged on the floating body 1; the same cable 4 penetrates through the embedded pipe 3 coaxial with the adjacent floating body 1.

In one embodiment of the utility model, 4 photovoltaic modules are arranged on the floating body 1; or installing an inverter to form an inverter array, and forming a multi-module photovoltaic power generation square array by connecting solar panels in series; the number of the floating bodies 1 and the number of the photovoltaic modules can be adjusted, so that the generated energy of the photovoltaic system can be adjusted.

Referring to fig. 1 and 4, in an embodiment of the present invention, a buffer plug 2 is disposed between adjacent floating bodies 1, and the buffer plug 2 buffers and absorbs energy when the floating bodies 1 collide, so that the structure is safe and stable.

Referring to fig. 1, in an embodiment of the present invention, a part of the buffer plug 2 is embedded in the floating body 1, and the other part is exposed outside, so as to reduce the collision between the floating bodies 1 and play a role of buffering.

Referring to fig. 1, in an embodiment of the present invention, a buffering plug 2 is fixed at an end of a pre-buried pipe 3, and a central through hole 6 for a cable 4 to pass through is formed in the middle of the buffering plug 2, so that the cable 4 can pass through the floating bodies 1 and can be connected with the floating bodies 1, and the cable 4 passing through the floating bodies can be effectively protected.

Referring to fig. 3, in an embodiment of the present invention, a cable knot 5 is disposed at an end of the cable 4 for preventing the cable 4 from coming off from the embedded pipe 3, so as to prevent the cable 4 from spreading at the end and perform a limiting function; the size of the cable knot 5 is larger than the outer diameter of the embedded pipe 3, so that the cable 4 is prevented from falling off from the embedded pipe 3; the design that the mooring rope 4 integrally penetrates through the floating bodies 1 can realize flexible connection of all the floating bodies 1, local stress concentration at the buffer plugs 2 cannot be caused, and stress can be effectively dispersed.

The utility model discloses in the above-mentioned embodiment, the material of buried pipe 3 is 32 mm's pre-buried PVC pipe for the external diameter, also can adopt steel or copper product.

In the above embodiment of the present invention, the cable 4 is made of a polymer polyethylene material cable 4 with a diameter of 20mm, and may also be made of nylon, nylon or steel wire.

The utility model discloses an embodiment, the material of buffering stopper 2 is rubber, and the shape is central through-hole 600-630 mm, high 80-90 mm's round platform shape, buffering stopper 2 exposes the outside height of body to be 20mm, and buffering stopper 2 also can adopt cylindrically in the actual design in addition.

The utility model discloses the theory of operation below has: the photovoltaic module is fixed on the upper part of the floating body 1, and cables 4 penetrate through the embedded pipe 3 structures on the upper parts of the floating bodies 1 to be connected in series according to the shape of the floating body 1; the end part of a pre-buried pipe 3 on the floating body 1 is provided with a pre-buried notch and is provided with a buffer plug 2, one part of the buffer plug 2 is embedded into the floating body 1, and the other part is exposed outside to protect a cable 4 passing through the buffer plug and reduce the collision among the floating bodies 1; the square matrix end of the floating body 1 uses a cable knot 5 to prevent the cable 4 from being scattered and separated at the end; the buffer plugs 2 are added between the floating bodies 1, so that the floating bodies 1 can be prevented from colliding or rubbing with each other along with the movement of waves and being damaged; an inverter can be additionally installed on the floating body 1 to form an inverter array, a multi-module photovoltaic power generation square matrix is formed by serially connecting solar panels, and the multi-module photovoltaic power generation square matrix is flexible as a whole, can adapt to the fluctuation of the sea surface and moves along with the wave of the sea surface.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a marine floating photovoltaic body flexible connection structure, includes two at least bodies, its characterized in that, the pre-buried pipe of body upper portion pre-buried horizontal or fore-and-aft, adjacent the body the pre-buried pipe corresponds the setting to connect through the hawser that runs through the pre-buried intraductal chamber.

2. The offshore floating photovoltaic floating body flexible connection structure of claim 1, wherein a buffer plug is arranged between adjacent floating bodies.

3. The offshore floating photovoltaic floating body flexible connection structure of claim 2, wherein one part of the buffer plug is embedded in the floating body, and the other part of the buffer plug is exposed outside.

4. The flexible connection structure of the floating photovoltaic floating body on the sea according to claim 2, wherein the buffer plug is fixed at the end of the embedded pipe, and a central through hole for the cable to pass through is formed in the middle of the buffer plug.

5. The offshore floating photovoltaic floating body flexible connection structure of claim 1, wherein a cable knot for preventing the cable from being separated from the embedded pipe is arranged at the end of the cable.

6. The flexible connection structure of floating photovoltaic floater on sea according to claim 5, characterized in that: the size of the cable knot is larger than the outer diameter of the embedded pipe.

7. The flexible connection structure of floating photovoltaic floater on sea according to claim 1, characterized in that: 1-4 photovoltaic modules are arranged on the floating body, 1-3 pre-buried pipes are respectively pre-buried in the upper portion of the floating body in the transverse direction and the longitudinal direction, and the pre-buried pipes which are pre-buried in the transverse direction and the longitudinal direction are arranged in a height-staggered mode.

8. The flexible connection structure of floating photovoltaic floater on sea according to claim 1, characterized in that: the material of the embedded pipe is PVC, steel or copper.

9. The flexible connection structure of marine floating photovoltaic body of claim 1, characterized in that: the mooring rope is made of nylon, high-molecular polyethylene, chinlon or steel wires.

10. The flexible connection structure of floating photovoltaic floating body on sea according to claim 2 or 3, characterized in that: the shape of the buffer plug is a circular truncated cone shape or a cylindrical shape, and the buffer plug is made of rubber.