CN111147007B

CN111147007B - Floating type photovoltaic module array

Info

Publication number: CN111147007B
Application number: CN201911394992.XA
Authority: CN
Inventors: 潘周林; 刘江军; 韩翠云
Original assignee: 林向亮
Current assignee: STATE GRID XUZHOU POWER SUPPLY COMPANY
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-02-12
Anticipated expiration: 2039-12-30
Also published as: CN111147007A

Abstract

The invention discloses a floating photovoltaic module array, and relates to the technical field of overwater photovoltaics. The solar cell module comprises a plurality of solar cell modules, wherein adjacent solar cell modules are connected through a fixing beam, each solar cell module comprises a rectangular frame and a floating body, each floating body is fixedly connected in the rectangular frame, a plurality of ventilation holes are formed in the rectangular frame, a pair of second support lugs is respectively arranged on one opposite outer side surface of each rectangular frame, a first mounting hole is formed in each second support lug, a supporting rod is fixedly connected in each first mounting hole, a connecting piece is fixedly connected to the upper end of each supporting rod, each connecting piece is rotatably connected with a locking piece, and a pressing sheet is connected to each locking piece. According to the invention, the floating body is fixedly connected inside the rectangular frame, and the rectangular frame is provided with the plurality of ventilation holes, so that air can be in contact with the water surface, oxygen is changed, the water quality is improved, and the growth of animals and plants is facilitated.

Description

Floating type photovoltaic module array

Technical Field

The invention belongs to the technical field of overwater photovoltaics, and particularly relates to a floating photovoltaic module array.

Background

At present, solar power generation technology is more mature, however, along with the development and progress of society, in some areas, people are more and more, the land requirement is larger and larger, the price of land is saved and increased, and the land required by the installation of a solar power station becomes a problem. Under the condition that the available land area is very limited, the overwater photovoltaic power generation system effectively breaks through the restriction of land resources on the application of photovoltaic power generation.

Photovoltaic power generation system on water mainly has two kinds, one kind is through presetting the fixed photovoltaic module of tubular pile, and another kind is through setting up floating type platform on the surface of water, installs photovoltaic module on it. Because the construction difficulty of presetting the tubular pile is big, so more and more photovoltaic power generation systems on water all begin to adopt the surface of water to build floating platform's mode now. However, in the prior art, a lot of floating devices supporting photovoltaic modules floating on the water surface are all set to be plate-shaped structures or box-shaped structures, and when the floating devices are arrayed on the water surface in a matrix manner, the floating devices occupy large-area water surfaces, so that the contact area between water area air is reduced, oxygen exchange between water and air is influenced, and the growth of animals and plants is influenced.

Disclosure of Invention

The invention aims to provide a floating photovoltaic module array capable of increasing the contact area between air and the water surface.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a floating photovoltaic module array, which comprises a plurality of solar cell modules, wherein adjacent solar cell modules are connected through a fixing beam, each solar cell module comprises a rectangular frame and a floating body, and the floating bodies are fixedly connected in the rectangular frames; the floating body is of a rectangular structure, a first support lug is arranged on any outer side face of the floating body, a vertical slot is formed in the first support lug, a first through hole is formed in the slot, and four corners of the side face of the floating body are provided with extrusion parts; the rectangular frame is provided with a plurality of ventilation holes for facilitating oxygen exchange between air and water surface, the inner side surface of the rectangular frame is provided with an insertion block matched with the slot, the insertion block is provided with a second through hole matched with the first through hole, the insertion block is fixed in the slot through a bolt so that the connection between the floating body and the rectangular frame is stable, the inner side surface of the rectangular frame is provided with an extrusion block matched with the extrusion part so that the floating body is kept stable in the rectangular frame, one opposite outer side surface of the rectangular frame is respectively provided with a pair of second support lugs, the second support lugs are provided with first mounting holes, and support rods are fixedly connected in the first mounting holes; the upper end fixedly connected with connecting piece of bracing piece, the connecting piece rotates and is connected with the retaining member, be connected with the preforming on the retaining member, the retaining member with be fixed with the panel between the preforming.

Furthermore, a balance groove is formed in the bottom of the floating body, and a balance wire groove is formed in the periphery of the balance groove to enable the floating body to keep balance.

Furthermore, the slot is of an L-shaped structure, so that the floating body is stably connected with the inside of the rectangular frame.

Furthermore, a pair of rectangular holes are formed in the side faces of the rectangular frame, located on two sides of the insertion block, so that the floating body can be conveniently detached.

Furthermore, another relative lateral surface of rectangle frame is equipped with a pair of third journal stirrup, through fixed beam fixed connection between the third journal stirrup, the third journal stirrup passes through bolt assembly to be connected on the fixed beam.

Further, the connecting piece with the retaining member is the concave channel-section steel of hem that the side is triangle-shaped, the connecting piece bottom surface is equipped with the second mounting hole, the connecting piece side is equipped with first connecting hole, the retaining member side be equipped with first connecting hole cooperation second connecting hole.

Furthermore, the first mounting hole and the second mounting hole are rectangular holes, so that the support rod is stably connected.

Furthermore, a connecting plate is connected to the top of the locking piece, a pressing sheet is movably connected to the connecting plate, and the pressing sheet is fixed to the locking piece through a bolt assembly.

Furthermore, the pressing sheet is of a Z-shaped structure, and a strip-shaped hole which is movably matched with the connecting plate is formed in the pressing sheet.

Further, the bracing piece both ends all are equipped with the external screw thread, just the bracing piece both ends all are equipped with connecting portion, and connecting portion are connected with first mounting hole, second mounting hole respectively to it is fixed through the nut, connecting portion are the cuboid structure, the bracing piece with first mounting hole connection one end is equipped with the fender ring for fixed support pole.

The invention has the following beneficial effects:

1. according to the invention, the floating body is fixedly connected inside the rectangular frame, and the rectangular frame is provided with the plurality of vent holes, so that the water surface can be in contact with air, and the air and the water exchange oxygen, thereby improving the water quality and being beneficial to the growth of animals and plants.

2. According to the invention, the outer side surface of the floating body is provided with the inserting block and the extruding part, and the inner side surface of the rectangular frame is provided with the slot extruding block, so that the floating body can be stably connected inside the rectangular frame, and the service life of the solar cell module is prolonged.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a photovoltaic module array according to the present invention;

fig. 2 is a schematic structural view of an above-water photovoltaic module;

FIG. 3 is a schematic structural view of the float;

FIG. 4 is a schematic view of the back side structure of the floating body of FIG. 3;

FIG. 5 is a schematic structural diagram of a rectangular frame;

FIG. 6 is a schematic structural view of a connector;

FIG. 7 is a schematic view of the retaining member;

FIG. 8 is a schematic structural view of the support rod;

in the drawings, the components represented by the respective reference numerals are listed below:

1-floating body, 2-rectangular frame, 3-supporting rod, 4-connecting piece, 5-locking piece, 6-pressing piece, 7-battery plate, 8-fixed beam, 101-first lug, 102-slot, 103-first through hole, 104-extrusion part, 105-balance groove, 106-balance wire slot, 201-second lug, 202-first mounting hole, 203-third lug, 204-extrusion block, 205-insertion block, 206-second through hole, 207-rectangular hole, 208-vent hole, 301-connecting part, 302-baffle ring, 401-second mounting hole, 402-first connecting hole, 501-connecting plate, 502-second connecting hole and 601-strip-shaped hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "peripheral side," "upper," "lower," "size," "top," "middle," "outer side," "inner," "four corners," and the like are used merely for convenience in describing and simplifying the invention, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the invention.

Referring to fig. 1-2, the invention relates to a floating photovoltaic module array, which comprises a plurality of solar cell modules, wherein adjacent solar cell modules are connected through a fixing beam 8, each solar cell module comprises a rectangular frame 2 and a floating body 1, and the floating body 1 is fixedly connected in the rectangular frame 2; a pair of second support lugs 201 are respectively arranged on one opposite outer side surface of the rectangular frame 2, the number of the second support lugs 201 is four, first mounting holes 202 are formed in the second support lugs 201, support rods 4 are fixedly connected in the first mounting holes 202, the lengths of the four support rods 4 are not identical, and the support rods 4 with different lengths are selected according to the inclination angle of the battery plate 7; the upper end fixedly connected with connecting piece 4 of bracing piece 4, connecting piece 4 rotate and are connected with retaining member 5 for the angle of panel 7 can be adjusted, is connected with preforming 6 on the retaining member 5, and preforming 6 is fixed panel 7 through bolt assembly.

Referring to fig. 3-4, the floating body 1 is a rectangular structure, each side surface of the floating body 1 is provided with a first lug 101, the first lug 101 is provided with a vertical slot 102, the slot 102 is provided with a first through hole 103, each corner of the side surface of the floating body 1 is provided with a pressing portion 104, and the number of the pressing portions 104 is four.

Wherein, the bottom of the floating body 1 is provided with a balance groove 105, and the periphery of the balance groove 105 is provided with a balance wire groove 106, so that the floating body 1 keeps balance.

The slot 102 is of an L-shaped structure, so that the connection stability of the floating body 1 and the rectangular frame 2 is improved.

Referring to fig. 5, a plurality of vent holes 208 are formed in the rectangular frame 2 to allow air to contact with the water surface for oxygen exchange, an insertion block 205 is formed on the inner side surface of the rectangular frame 2 to be matched with the slot 102, a second through hole 206 is formed in the insertion block 205 to be matched with the first through hole 103, the insertion block 205 is fixed in the slot 102 by a bolt, and an extrusion block 204 is formed on the inner side surface of the rectangular frame 2 to be matched with the extrusion part 104, so that the floating body 1 is stably connected in the rectangular frame 2.

Wherein, the side of the rectangular frame 2 is positioned at two sides of the inserting block 205 and is provided with a pair of rectangular holes 207, when the floating body 1 is installed, a hand can stretch into the rectangular holes 207, so that the floating body 1 can be conveniently installed and disassembled, and meanwhile, the contact area of water and air is increased.

Wherein, another relative lateral surface of rectangular frame 2 is equipped with a pair of third journal stirrup 203, passes through fixed beam 8 fixed connection between the third journal stirrup 203, and third journal stirrup 203 passes through bolt and fixed beam 8 fixed connection.

Referring to fig. 6-7, the connecting member 4 and the locking member 5 are folded concave channel steels with triangular side faces, the bottom surface of the connecting member 4 is provided with a second mounting hole 401, the side surface of the connecting member 4 is provided with a first connecting hole 402, the side surface of the locking member 5 is provided with a second connecting hole 502 matched with the first connecting hole 402, and the locking member 5 and the connecting member 4 are fixedly connected through bolts; the top of the locking piece 5 is connected with a connecting plate 501, and the connecting plate 501 is movably connected with a pressing sheet 6.

Wherein, preforming 6 is Z shape structure, is equipped with the strip hole 601 with connecting plate 501 clearance fit on the preforming 6.

The first mounting hole 202 and the second mounting hole 401 are both rectangular holes, so that the support rod 3 is stably connected.

Referring to fig. 8, both ends of the support rod 3 are provided with external threads, both ends of the support rod 3 are provided with connecting portions 301, the connecting portions 301 are rectangular structures, the side length of the connecting portions 301 is smaller than the diameter of the support rod 3, the connecting portions 301 are respectively connected with the first mounting hole 202 and the second mounting hole 401 and are fixed by nuts, and one end of the support rod 3 connected with the first mounting hole 202 is provided with a retaining ring 302.

One specific application of this embodiment is: when the solar cell module is installed, the insertion block 205 on the rectangular frame 1 is inserted into the insertion groove 102 and fixed through the bolt, the support rod 3 is fixed in the first installation hole 202 through the nut, the connecting piece 4 is fixed at the upper end of the support rod 3 through the nut, the connecting piece 4 is connected with the locking piece 5 through the bolt assembly, the cell panel 7 is connected between the pressing piece 6 and the locking piece 5 and fixed through the bolt assembly, and the adjacent rectangular frame 2 is connected with the fixed beam 8 through the third support lug 203 and fixed through the bolt.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A floating photovoltaic module array comprising a plurality of solar modules, characterized in that: the adjacent solar cell modules are connected through a fixing beam (8), each solar cell module comprises a rectangular frame (2) and a floating body (1), and the floating bodies (1) are fixedly connected in the rectangular frames (2);

the floating body (1) is of a rectangular structure, first support lugs (101) are arranged on the side faces of the floating body (1), vertical slots (102) are formed in the first support lugs (101), first through holes (103) are formed in the slots (102), and squeezing portions (104) are arranged at four corners of the side faces of the floating body (1);

the rectangular frame (2) is of a hollow structure in a shape like a Chinese character 'hui', a plurality of vent holes (208) are formed in the rectangular frame (2), an inserting block (205) matched with the inserting groove (102) is arranged on the inner side face of the rectangular frame (2), a second through hole (206) matched with the first through hole (103) is formed in the inserting block (205), and an extruding block (204) matched with the extruding part (104) is arranged on the inner side face of the rectangular frame (2);

a pair of second support lugs (201) is arranged on one opposite outer side surface of the rectangular frame (2), a first mounting hole (202) is formed in each second support lug (201), a support rod (4) is fixedly connected in each first mounting hole (202), a pair of third support lugs (203) is arranged on the other opposite outer side surface of the rectangular frame (2), and the third support lugs (203) are fixedly connected through a fixing beam (8);

the upper end fixedly connected with connecting piece (4) of bracing piece (4), connecting piece (4) are rotated and are connected with retaining member (5), be connected with preforming (6) on retaining member (5), retaining member (5) with be fixed with panel (7) between preforming (6).

2. A floating photovoltaic module array according to claim 1, wherein the floating body (1) is provided with a balance groove (105) at the bottom, and a balance line groove (106) is arranged around the balance groove (105).

3. A floating photovoltaic module array according to claim 1 or 2, wherein the slots (102) are L-shaped.

4. A floating photovoltaic module array according to claim 3, wherein a pair of rectangular holes (207) are formed in the inner side of the rectangular frame (2) on both sides of the insert block (205).

5. The array of floating photovoltaic modules according to claim 4, wherein the connecting member (4) and the locking member (5) are folded concave channel steel with triangular side surfaces, the bottom surface of the connecting member (4) is provided with a second mounting hole (401), the side surface of the connecting member (4) is provided with a first connecting hole (402), and the side surface of the locking member (5) is provided with a second connecting hole (502) which is matched with the first connecting hole (402).

6. A floating photovoltaic module array according to claim 5, wherein the first mounting hole (202) and the second mounting hole (401) are both rectangular holes.

7. A floating photovoltaic module array according to claim 1 or 2 or 4 or 5, wherein the top of the locking member (5) is provided with a connecting plate (501), and the connecting plate (501) is movably connected with the pressing sheet (6).

8. The array of floating photovoltaic modules according to claim 7, wherein the pressing sheet (6) is of a Z-shaped structure, and the pressing sheet (6) is provided with a strip-shaped hole (601) which is movably matched with the connecting plate (501).

9. The floating photovoltaic module array according to claim 1, 2, 4, 5, 6 or 8, wherein both ends of the support rod (3) are provided with external threads, both ends of the support rod (3) are provided with connecting portions (301), the connecting portions (301) are rectangular structures, and the end of the support rod (3) connected with the first mounting hole (202) is provided with a retaining ring (302).