Overwater photovoltaic system

Abstract

The utility model discloses an overwater photovoltaic system, which is suitable for photovoltaic installation on a water area, improves the effective utilization rate of the area of the water area, can prevent a photovoltaic panel from being influenced by surge, is higher in structural stability, and comprises a main floating body group, a longitudinal floating body group and a transverse floating body group, the main floating body group comprises at least one group of main floating bodies and a photovoltaic panel; a hollowed-out window is arranged in the middle of the main floating body, reinforcing ribs are spliced between the two ends of the hollowed-out window in the length direction, and a pair of front supporting legs and a pair of rear supporting legs are installed on the front side and the rear side of the main floating body respectively in a bilateral symmetry mode. The front supporting leg and the rear supporting leg are made of metal materials, and the upper ends of the front supporting leg and the rear supporting leg are bent oppositely to form a front supporting face and a rear supporting face. The front supporting face and the rear supporting face are coplanar, and the adjacent ends of the front supporting face and the rear supporting face are bent upwards to form a front limiting edge and a rear limiting edge respectively. The front and rear sides of the frame of the photovoltaic panel are respectively matched on the front supporting surface and the rear supporting surface; and pressing blocks for pressing the upper surface of the photovoltaic panel frame are fixed on the front supporting surface and the rear supporting surface.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic installation technical field, especially point to a kind of water photovoltaic system. BACKGROUND

[0002] Solar energy is a kind of abundant, clean and renewable new energy, its development and utilization are of great significance to alleviate energy crisis, protect ecological environment and ensure the sustainable development of economy. Photovoltaic power station is usually constructed on the ground, needs to occupy valuable land resources. With the increasingly scarce land resources, the layout of photovoltaic power station on the ground is greatly limited. At present, floating water photovoltaic can rely on river, lake, reservoir, offshore and other water environment centralized construction, can effectively solve the problems of land resource shortage and scattered layout existing in traditional photovoltaic.

[0003] At present, the utilization rate of water area of existing water photovoltaic system is still relatively low, therefore, the area of photovoltaic panel needs to be increased, but the area of existing main float is small, only multiple splicing can realize the support of large-area photovoltaic panel, thereby causing the adjacent spliced main float to be easy to shake when facing surge, poor structural stability and other problems, which is easy to cause photovoltaic panel to be damaged under stress. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a kind of water photovoltaic system, solve the problems existing in the prior art, applicable to photovoltaic installation on water area and improve the effective utilization rate of water area, and meanwhile, the photovoltaic panel can be prevented from being affected by surge, and the structural stability is higher.

[0005] In order to achieve the above purpose, the solution of the utility model is as follows:

[0006] The application discloses a water photovoltaic system which is a rectangular array composed of a plurality of matrix units which are spliced with each other along the edges of the matrix units, wherein the matrix unit comprises at least one main floating body group arranged longitudinally, a longitudinal floating body group arranged longitudinally on the left and right sides of the main floating body group, and a transverse floating body group arranged transversely on the front and back sides of the main floating body group, the longitudinal floating body group and the transverse floating body group form a passageway around the main floating body group; the main floating body group comprises at least one main floating body and a photovoltaic panel; the middle part of the main floating body is provided with a hollow window, reinforcing ribs are spliced between the length direction ends of the hollow window, and a pair of front supporting legs and a pair of rear supporting legs are symmetrically arranged on the front and back sides of the main floating body; the front supporting legs and the rear supporting legs are both made of metal material, the upper ends of the two are bent to form a front supporting surface and a rear supporting surface, the front supporting surface is coplanar with the rear supporting surface, and the adjacent ends of the two are bent upward to form a front limiting edge and a rear limiting edge; the front and back sides of the frame of the photovoltaic panel are matched on the front supporting surface and the rear supporting surface respectively and are limited by the front limiting edge and the rear limiting edge respectively; the front supporting surface and the rear supporting surface are both fixed with a pressing block for pressing the upper surface of the frame of the photovoltaic panel.

[0007] The front and back sides of the main floating body are respectively and symmetrically provided with a pair of front mounting seats and a pair of rear mounting seats; the lower ends of the front supporting legs and the rear supporting legs are respectively bent to form a front connecting surface and a rear connecting surface, and the front connecting surface and the rear connecting surface are matched on the front mounting seat and the rear mounting seat respectively and are locked by bolts and nuts.

[0008] Preferably, the left and right sides of the front supporting legs, the front supporting surfaces and the front connecting surfaces thereof are all bent to form front reinforcing edges, and the left and right sides of the rear supporting legs, the rear supporting surfaces and the rear connecting surfaces thereof are all bent to form rear reinforcing edges.

[0009] The passageway comprises three kinds of passageway floating bodies, i.e., a first passageway floating body, a second passageway floating body and a third passageway floating body; the longitudinal floating body group comprises the first passageway floating body, the number of the first passageway floating bodies of the longitudinal floating body group is the same as the number of the main floating bodies of the main floating body group, the length of the first passageway floating body is equal to the length of the main floating body, and the adjacent ends of the first passageway floating bodies are spliced with each other; the transverse floating body group comprises the second passageway floating body and the third passageway floating body, the third passageway floating bodies are spliced on the front and back sides of the main floating body group and the longitudinal floating body group, and the second passageway floating bodies are spliced between the third passageway floating bodies which are adjacent to each other.

[0010] Preferably, the upper surfaces of the first passageway floating body, the second passageway floating body and the third passageway floating body are respectively provided with first anti-skid convex particles, second anti-skid convex particles and third anti-skid convex particles.

[0011] Preferably, the upper surface of the first passageway floating body is provided with a first vertical hole.

[0012] The utility model discloses the following technical effects are obtained after adopting the technical scheme:

[0013] (1) the utility model discloses a main floater supports photovoltaic board, is applicable to the photovoltaic installation on water area, and through the optimization design to the structure of main floater, the hollow window of main floater is favorable for main floater in increasing area to realize the adaptation bigger area photovoltaic board reaches the purpose of weight reduction and cost control, makes the photovoltaic board of large area correspond to install in a main floater, the influence of the surge on photovoltaic board on water area is reduced to the maximum extent, reduces the frequency and difficulty of maintenance and repair;

[0014] (2) the utility model discloses adaptation to the photovoltaic board of large area, and the front support leg, rear support leg installed on main floater are inwards bent on the corresponding main floater and form the front support surface, rear support surface for supporting photovoltaic board, so that the support leg between adjacent main floater will not produce the interference of installation, and the interval of photovoltaic board is smaller, and the arrangement is more compact, is favorable for improving the effective utilization of water area, and then improves the power generation efficiency, and only needs to replace the front and rear support leg of different height and support surface slope to meet the different working condition demand, and the flexibility is higher;

[0015] (3) each support leg is made of metal material, and the strength is improved compared to the plastic material, and the service life is longer, and the structure design can be formed through the bending process, and the processing is easy, and the cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a matrix unit plan view of the embodiment of the utility model;

[0017] Figure 2 It is a main floater perspective view of the embodiment of the utility model;

[0018] Figure 3 It is a front support leg perspective view of the embodiment of the utility model;

[0019] Figure 4 It is a rear support leg perspective view of the embodiment of the utility model;

[0020] Figure 5 It is a first passageway floater perspective view of the embodiment of the utility model;

[0021] Figure 6 It is a second passageway floater perspective view of the embodiment of the utility model;

[0022] Figure 7 It is a third passageway floater perspective view of the embodiment of the utility model;

[0023] Figure 8 It is a part of component assembly perspective of the embodiment of the utility modelFigure 1 ;

[0024] Figure 9 Assemble the part of the embodiment of the utility model three-dimensionally Figure 2 ;

[0025] Explanation of reference numerals:

[0026] 1-main float; 11-hollow window; 12-reinforcing rib; 13-front mounting seat; 14-rear mounting seat;

[0027] 2-photovoltaic panel;

[0028] 3-front support leg; 31-front support surface; 32-front limiting edge; 33-front connecting surface; 34-front reinforcing edge;

[0029] 4-rear support leg; 41-rear support surface; 42-rear limiting edge; 43-rear connecting surface; 44-rear reinforcing edge;

[0030] 5-pressing block;

[0031] 6-first passage float; 61-first anti-skid convex particle; 62-first vertical hole;

[0032] 7-second passage float; 71-second anti-skid convex particle;

[0033] 8-third passage float; 81-third anti-skid convex particle;

[0034] 100-matrix unit. DETAILED DESCRIPTION

[0035] In order to further explain the technical scheme of the utility model, the utility model will be described in detail through specific embodiments.

[0036] Reference Figures 1-9 The utility model discloses a water photovoltaic system, which is a rectangular matrix formed by a plurality of matrix units 100 spliced with each other along adjacent edges; the matrix unit 100 comprises at least one main float group arranged longitudinally, a longitudinal float group arranged longitudinally on the left and right sides of the main float group, and a transverse float group arranged transversely on the front and rear sides of the main float group; the longitudinal float group and the transverse float group enclose a passage around the main float group for workers to use for inspection and maintenance; the adjacent floats in the rectangular matrix are spliced by overlapping the connecting ears and locking with bolts and nuts, which is a mature prior art and will not be described here; (in the embodiment, the longitudinal direction mainly refers to the front-rear direction, and the transverse direction refers to the left-right direction)

[0037] The main float group comprises at least one main float 1 and a photovoltaic panel 2; the middle part of the main float 1 is provided with a hollow window 11, reinforcing ribs 12 are spliced between the length direction ends of the hollow window 11, and a pair of front supporting legs 3 and a pair of rear supporting legs 4 are symmetrically installed on the front and rear sides of the main float 1 respectively; the front supporting legs 3 and the rear supporting legs 4 are both made of metal material, the upper ends of the two are oppositely bent to form front supporting surfaces 31 and rear supporting surfaces 41; the front supporting surfaces 31 are coplanar with the rear supporting surfaces 41, and the adjacent ends of the two are upwardly bent to form front limiting edges 32 and rear limiting edges 42 respectively; the frame of the photovoltaic panel 2 is matched on the front supporting surfaces 31 and the rear supporting surfaces 41 respectively and is limited by the front limiting edges 32 and the rear limiting edges 42 respectively to realize anti-skid; the front supporting surfaces 31 and the rear supporting surfaces 41 are both fixed with pressing blocks 5 for pressing the upper surface of the frame of the photovoltaic panel 2.

[0038] Through the above scheme, the photovoltaic panel 2 is supported by the main float 1, which is suitable for photovoltaic installation on water area, and through the optimized design of the structure of the main float 1, the hollow window 11 of the main float 1 is beneficial to the purpose of reducing weight and cost control while increasing the area to adapt to larger area photovoltaic panel 2, so that the large area photovoltaic panel 2 is correspondingly installed on one main float 1, the influence of the surge on the photovoltaic panel 2 on the water area is reduced to the maximum extent, and the frequency and difficulty of maintenance are reduced; the utility model is adapted to large area photovoltaic panel 2, and the front supporting legs 3 and the rear supporting legs 4 installed on the main float 1 are inwardly bent on the corresponding main float 1 to form the front supporting surfaces 31 and the rear supporting surfaces 41 for supporting the photovoltaic panel 2, so that the supporting legs of the adjacent main floats 1 will not interfere with the installation, the spacing of the photovoltaic panel 2 is smaller, and the arrangement is more compact, which is beneficial to improve the effective utilization rate of the water area and further improve the power generation efficiency, and only by replacing the front and rear supporting legs with different heights and supporting surface slopes can different working conditions be met, and the flexibility is higher; each supporting leg is made of metal material, which improves the strength compared with plastic material, has a longer service life, and can form the structural design through the bending process, is easy to process and has low cost.

[0039] The following shows the specific embodiments of the utility model.

[0040] The front and rear sides of the main float 1 are respectively and symmetrically provided with a pair of front mounting seats 13 and a pair of rear mounting seats 14; the lower ends of the front supporting legs 3 and the rear supporting legs 4 are respectively bent to form front connecting surfaces 33 and rear connecting surfaces 43, the front connecting surfaces 33 and the rear connecting surfaces 43 are matched on the front mounting seats 13 and the rear mounting seats 14 respectively and are locked by bolts and nuts.

[0041] Further, the left and right sides of the front support leg 3 and its front support surface 31 and front connecting surface 33 are each bent to form a front reinforcing edge 34, and the left and right sides of the rear support leg 4 and its rear support surface 41 and rear connecting surface 43 are each bent to form a rear reinforcing edge 44. The reinforcing edges on the support legs improve the support strength.

[0042] The above passageway includes three types of passageway floats, i.e., a first passageway float 6, a second passageway float 7, and a third passageway float 8. The longitudinal float group includes the first passageway float 6, the number of the first passageway floats 6 in the longitudinal float group is the same as the number of the main floats 1 in the main float group, the length of the first passageway float 6 is equal to the length of the main float 1, and the adjacent ends of the first passageway floats 6 are spliced with each other. The transverse float group includes the second passageway float 7 and the third passageway float 8. The front and rear sides of the main float group and the longitudinal float group are each spliced with the third passageway float 8, and the left and right adjacent third passageway floats 8 are spliced with the second passageway float 7. In the embodiment, two main float groups are provided in one matrix unit 100, each main float group includes three main floats 1, i.e., one matrix unit 100 has six photovoltaic panels 2 in total. Each longitudinal float group includes three first passageway floats 6, and each transverse float group includes three second passageway floats 7 and four third passageway floats 8.

[0043] Further, the upper surfaces of the first passageway float 6, the second passageway float 7, and the third passageway float 8 are respectively provided with first anti-skid convex particles 61, second anti-skid convex particles 71, and third anti-skid convex particles 81 to achieve the anti-skid function of the passageway.

[0044] Meanwhile, the upper surface of the first passageway float 6 is provided with a first vertical hole 62, which can be used for the installation of subsequent accessories to improve the construction efficiency.

[0045] The above embodiments and drawings do not limit the product form and style of the utility model, and any appropriate changes or modifications made by ordinary technical personnel in the technical field shall be considered as not departing from the patent category of the utility model.

Claims

1. An aquatic photovoltaic system, which is a rectangular array composed of a plurality of matrix units spliced together along adjacent edges, characterized in that: the matrix unit comprises at least one main float group arranged longitudinally, a longitudinal float group arranged longitudinally on the left and right sides of the main float group, and a transverse float group arranged transversely on the front and back sides of the main float group, and the longitudinal float group and the transverse float group enclose a passageway around the main float group; the main float group comprises at least one main float group and a photovoltaic panel; the middle part of the main float is provided with a hollow window, and reinforcing ribs are spliced between the lengthwise ends of the hollow window; and a pair of front support feet and a pair of rear support feet are symmetrically installed on the front and back sides of the main float, respectively; the front support feet and the rear support feet are both made of metal material, and the upper ends of the two are bent towards each other to form a front support surface and a rear support surface; the front support surface is coplanar with the rear support surface, and the adjacent ends of the two are bent upwards to form a front limiting edge and a rear limiting edge, respectively; the edges of the photovoltaic panel are fitted on the front support surface and the rear support surface, respectively, and are limited by the front limiting edge and the rear limiting edge, respectively; and a pressing block for pressing the upper surface of the edge frame of the photovoltaic panel is fixed on the front support surface and the rear support surface.

2. The aquatic photovoltaic system according to claim 1, characterized in that: a pair of front mounting seats and a pair of rear mounting seats are symmetrically arranged on the front and back sides of the main float, respectively; the lower ends of the front support feet and the rear support feet are bent to form a front connecting surface and a rear connecting surface, respectively; and the front connecting surface and the rear connecting surface are fitted on the front mounting seats and the rear mounting seats, respectively, and are locked by bolts and nuts.

3. The aquatic photovoltaic system according to claim 2, characterized in that: the left and right sides of the front support feet, the front support surface and the front connecting surface are bent to form a front reinforcing edge; and the left and right sides of the rear support feet, the rear support surface and the rear connecting surface are bent to form a rear reinforcing edge.

4. The aquatic photovoltaic system according to claim 1, characterized in that: the passageway comprises three types of passageway floats, i.e., first passageway floats, second passageway floats and third passageway floats; the longitudinal float group comprises first passageway floats, the number of the first passageway floats is the same as the number of the main floats of the main float group, and the length of the first passageway floats is equal to the length of the main floats; the adjacent ends of the first passageway floats are spliced together; the transverse float group comprises second passageway floats and third passageway floats, and the third passageway floats are spliced on the front and back sides of the main float group and the longitudinal float group, and the second passageway floats are spliced between the third passageway floats adjacent to each other.

5. The aquatic photovoltaic system according to claim 4, characterized in that: the upper surfaces of the first passageway floats, the second passageway floats and the third passageway floats are provided with first anti-skid convex particles, second anti-skid convex particles and third anti-skid convex particles, respectively.

6. The aquatic photovoltaic system according to claim 4, characterized in that: the upper surface of the first passageway float is provided with a first vertical hole. ​ ​ ​ ​ ​ ​ ​

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