CN206364749U - A kind of water surface photovoltaic floating raft type flotation gear - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic power generation, and in particular relates to a water surface photovoltaic floating raft type floating device, which includes a plurality of sub-array units arranged in arrays, the sub-array units include a first screen frame, and the first screen frame is composed of a plurality of floating box connecting rods It is formed by overlapping with the platform beam through bolts; the first screen frame is provided with a plurality of brackets installed in pairs on the two platform beams, and each bracket is equipped with a mounting groove that is connected with the platform beam, and the notch of the mounting groove Facing the water surface, the top surfaces of every pair of brackets arranged in pairs form an inclined surface, and a solar panel is installed on each inclined surface. The beneficial effects of the utility model are: simple structure, convenient installation, firm connection and long service life; high installation efficiency; greatly reducing the work intensity of installers; the distance between the center of gravity of the solar photovoltaic power generation system composed of sub-array units and the horizontal plane is relatively low , strong ability to resist the influence of wind and water waves.

Description

A water surface photovoltaic floating raft floating device

technical field

The utility model belongs to the technical field of photovoltaic power generation, in particular to a photovoltaic floating raft floating device on water surface.

Background technique

The solar panel is the core part of the solar power generation system, and it is also the most valuable part of the solar power generation system. Its function is to convert the sun's radiation ability into electrical energy, or store it in the battery, or promote the load to work. Traditional solar power plants are installed on land and roofs. However, with the rapid expansion of solar power plant installation capacity in recent years, land has become a scarce resource. The resources of the power station have also become scarce, and most roofs need to be reinforced to meet the construction requirements of the solar power station. Under such circumstances, some solar photovoltaic water surface power stations have appeared on the market, which can not only solve the shortage of power resources but also save precious land resources by rationally utilizing idle water surface, but these solar water surface power stations generally have the following shortcomings: the installation bracket itself The structure is complex, and the firmness of its connection with the floating body is poor. Not only is the installation efficiency low, the installer's work intensity is high, and the service life is short, it cannot guarantee that the solar photovoltaic water surface power station can float on the water surface stably for a long time; in addition, the overall height is relatively high , so the distance between the center of gravity of the solar photovoltaic power generation system and the horizontal plane is relatively large, so the ability to resist the influence of wind and water waves is relatively fragile.

In view of the above prior art, it is necessary to reasonably improve the floating structure of the water solar power station. For this reason, the applicant has made active and effective explorations, and has finally formed the technical scheme to be introduced below.

Contents of the invention

The purpose of this utility model is to overcome the defects of the prior art, to provide a simple structure, convenient installation, firm connection, long service life; high installation efficiency; greatly reduce the work intensity of installers; solar photovoltaic power generation system The distance between the center of gravity and the water surface is relatively low, and the water surface photovoltaic floating raft floating device has a strong ability to resist the influence of wind and water waves.

The technical solution adopted by the utility model to solve the technical problem is: a water surface photovoltaic floating raft type floating device, which includes several sub-array units arranged in an array, and each sub-array unit includes a first grid floating on the water surface. Frame, the first screen frame is composed of a plurality of parallel buoyant connecting rods and a plurality of parallel platform beams which are overlapped by bolts, the platform beam is located above the buoyant connecting rods; the first screen frame is provided with multiple The brackets installed on the two platform beams, the bottom of each bracket is equipped with a mounting groove that is connected with the platform beam, the notch of the mounting groove faces the water surface, and the top surface of each pair of brackets forms an inclined surface. Solar panels are installed on each slope.

First, the installer can slide or set the two brackets on the two platform beams through the installation slots at the bottom, and then fix them with stainless steel bolts, and then install each solar panel on different pairs of brackets. on a sloping surface, and slant towards the position with the best angle of sunlight and the longest time. The structure is simple and firm; the sliding sleeve is installed and fixed by bolts, the installation is very convenient and the installation efficiency is high; the work intensity of the installers is greatly reduced. During use, the groove walls on both sides of the installation groove of the utility model are closely attached to the platform beam, and the force-bearing area is large after facing the wind sideways, the wind resistance is strong, and it will not shake, while the connecting bolts above are not subject to shear force. , long service life and enhanced reliability. When fixed by external anti-floating anchors or cables, it can ensure that the solar photovoltaic water surface power station can float on the water surface stably for a long time. In addition, the height of the support of the utility model is low, and the center of gravity is low, so the distance between the center of gravity of the solar photovoltaic power generation system composed of the sub-array units of the utility model and the water plane is relatively low, and the ability to resist the influence of wind and water waves is strong.

The utility model can disperse the stress of the entire floating system after the multiple sub-array units are formed into a whole, so that it can bear greater external force, and greatly improves the stability and weather resistance of the entire floating system. Secondly, the structure is simple, the number of components is small, the installation is convenient, the connection is high, and the service life is long. Third, the groove walls on both sides of the installation groove are closely attached to the platform beams, and the force-bearing area is large after facing the wind sideways, and will not shake; and the installation structure of the bracket of the present invention can reduce the installation height of the solar module to significantly The center of gravity of the photovoltaic power generation system on the water surface is lowered, and the wind resistance is strong.

Specifically, each pair of brackets is set on two adjacent platform beams, each bracket has a fixed end at both ends, the installation groove is set at the lower part of the fixed end, and the fixed end is fixed on the platform beam by bolts; The battery panels are installed on the inclined surface through double-glass pressing blocks; the material of the bracket can be steel or aluminum alloy profiles. The structure is simple and the connection is firm, and the installation is convenient. Specifically, the bracket and its fixed end can be bent from an aluminum profile, C-shaped steel or channel steel sheet metal. The bracket is in the shape of a wedge-shaped arch bridge, forming an inclined top surface with one end high and the other low. The top surfaces of the brackets arranged on the two platform beams are located on the same plane, forming an inclined surface for installing the solar battery panel, the structure is simple, the weight is light, and the manufacture and installation are convenient.

Specifically, a plurality of first floating tanks are arranged in a matrix below the first screen frame, and the upper part of the first floating tanks is fixed on two adjacent connecting rods of the floating tanks by bolts; A grid channel formed by a grid, the solar cell panels are arranged along the direction of the platform beam, and the grid channel vertically leads to the arrangement of the solar cell panels. The first buoyancy tanks are arranged in a matrix and evenly distributed under the first screen frame, so that the force is dispersed and the stability is high. It is precisely because of the dispersed setting of the matrix of the first floating tank that the stress on each sub-array unit is uniform and the stability is high; during installation and maintenance, the relevant personnel can walk smoothly on the grid channel, and it is not easy to shake and fall, which further improves Improve the work efficiency of installation and inspection and maintenance, and reduce the work intensity of relevant personnel.

Further, the material of the buoy box connecting rod and the platform beam is steel or aluminum alloy profile. Preferably, the connecting rod of the pontoon can be aluminum alloy profile, L-shaped steel or angle steel, and a wing plate is arranged horizontally; the platform beam can be aluminum alloy profile, C-shaped steel or channel steel, and the installation groove is horizontally facing one side; the platform beam The lower side wing plate is connected with the horizontally arranged wing plate bolts of the pontoon connecting rod. The structure is convenient for bolt positioning and threading connection, and the buoyant tank connecting rod is convenient for installing each buoyant tank. The upper part of the platform beam is convenient for installing each grid plate and photovoltaic module. The platform beam can be aluminum alloy profile, C-shaped steel or channel steel. Large, strong bending resistance, easy to install various components on the upper part, easy to install, simple in structure and high in strength.

Specifically, the horizontally arranged wing plates of the connecting rods of the two buoyant tanks are arranged on the outside, which is convenient for the first buoyant tank to be installed in the unit cell of the first screen frame where it is located, and the installation is convenient and the structure is firm.

Further, both sides of the first buoyancy tank are respectively provided with several first lugs, and the first lug bolts are fixed on the buoyancy tank connecting rod; the first lugs can directly lean against the buoyancy tank connecting rod, so that A floating box is located in the cell of the first screen frame, which is easy to install and has a firm structure.

Further, the surface photovoltaic floating raft floating device also includes several channel units arranged in a matrix, each channel unit includes a main channel, two north-south aisles and two side aisles, the main channel and the two side aisles are parallel to each other, and the two Two north-south aisles are vertically arranged at both ends of the main aisle. The main aisle, two north-south aisles and each side aisle form a floating layout area in the shape of a square. The second screen frame, several sub-array units are fixed and spliced by the second screen frame and the first screen frame, and then arranged in a matrix in the floating arrangement area; the lower part of the second screen frame is evenly installed with a second floating box; The main channel and the side walkway are respectively connected; a plurality of second grilles are evenly arranged on the side walkway and the main channel, and the second grilles and the second buoyancy tanks are arranged at intervals. The main channel, two north-south aisles and two side aisles constitute two second screen frames, and form a "day" shape. At the same time, the grille channel inside each sub-array unit connects the main channel and the side aisle, so that each sub-array unit is integrated into the On the whole, it is convenient for installation and inspection and maintenance. The north-south walkway and the connecting rods of the pontoon are arranged in the same direction to the north and south, and the main channel, the side walkway and the platform beam are arranged in the same direction to the east. The utility model can also splicing a plurality of channel units such as tiles, standardized setting, and easy installation; and the size can be adjusted according to the water surface area, which can be developed in a large scale, and the water surface resources can be further utilized to increase the power generation; and each channel and walkway They are all connected to facilitate the laying of relevant pipelines and the movement of relevant personnel, and are organically integrated into one.

Further, because the second pontoon not only plays the role of floating support for the second screen frame, but also needs to support people to walk around; therefore, the second pontoon is fixed with second lugs on the sides around the second pontoon, and the second pontoon passes through the second pontoon. The two lug bolts are connected to the cells of the second screen frame, the connection structure is firm, and the personnel will not shake when walking. Specifically, the first lugs on the opposite sides can be directly set on the connecting rods of the buoyancy tank and fastened with bolts, and the first lugs on the other two sides are fastened to the lower side of the platform crossbeam by bolts, so that the second buoyancy tank is located In the cell of the second screen frame, the installation is convenient and the structure is firm.

Preferably, the inclination angle of the inclined surface is 10°-25°, which can make the windward area and sunlight intensity reach an optimal balance value.

Further, the double glass pressing block includes an upper pressing block and a lower pressing block, and the upper pressing block and the lower pressing block are respectively embedded with rubber pads on the sides opposite to each other, and each double glass pressing block is installed in pairs by bolts. The upper and lower sides of the top surface of the bracket, and the upper and lower ends of the solar panel are respectively clamped by the rubber pads in the middle of the double glass pressure block; the connection is firm and the installation is convenient. The upper pressing block and the lower pressing block can be manufactured by profiles, and are threaded and clamped, which is convenient for manufacturing and installation. The rubber pad has strong anti-friction ability to prevent the solar panel from slipping. Furthermore, a plurality of longitudinal stripes can be evenly distributed on the surface of the rubber pad, and the rubber pad thus increases the contact area, further prevents the solar panel from slipping, and has a strong clamping ability.

Further, the first pontoon is a six-sided fully enclosed box, and the first lug is integrally injection-molded with the first pontoon; the second pontoon is a cover-shaped box with an opening at the bottom and facing the bottom of the water, and the second lug Injection molded integrally with the second pontoon, the interior of the second pontoon is filled with XPS material, and the XPS material and the inner wall of the second pontoon are fixed with glue.

Because the first buoyant tank only plays the role of floating support, the first buoyant tank is a six-sided fully enclosed box body, which is convenient to manufacture and high in cost performance. The first lug and the first pontoon are integrally injection-molded, which enhances the connection strength and has high reliability.

Since the second pontoon not only plays the role of floating support for the second screen frame, but also needs to support people to move around, the structure of the second pontoon is convenient for manufacture and installation, and the built-in XPS material enhances the buoyancy of the second pontoon, Easy to support the weight of people walking around. The XPS material has the characteristics of extremely low water absorption, high compressive strength, aging resistance and strong stability, and is very suitable for the second floating tank of the utility model, and has high reliability.

The beneficial effect of a water surface photovoltaic floating raft type floating device of the utility model is:

1. After multiple sub-array units are formed as a whole, the force of the entire floating system can be dispersed so that it can withstand greater external forces, which greatly improves the stability and weather resistance of the entire floating system;

2. The structure is simple, the number of parts is small, the installation is convenient, the connection is firm, and the service life is long; the sliding sleeve type installation is fixed by bolts, the installation is very convenient, and the installation efficiency is high; the work intensity of the installer is greatly reduced;

3. During use, the groove walls on both sides of the installation groove of the utility model are closely attached to the platform beam. After facing the wind sideways, the force area is large, the wind resistance is strong, and it will not shake, while the connecting bolts above are not affected. Shear force, long service life and enhanced reliability;

4. The height of the support of the utility model is low, and the center of gravity is low, so the distance between the center of gravity of the solar photovoltaic power generation system composed of the sub-array units of the utility model and the horizontal plane is relatively low, and the ability to resist the influence of wind and water waves is strong; in other words , The installation structure of the bracket of the utility model can reduce the installation height of the solar module, so as to significantly reduce the center of gravity of the water surface photovoltaic power generation system, and has strong wind resistance.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Fig. 1 is a three-dimensional structural diagram of a channel unit of a photovoltaic floating raft floating device of the present invention;

Fig. 2 is a three-dimensional structural diagram of a sub-array unit of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 3 is a right view of the sub-array unit of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 4 is a right view of the bracket of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 5 is a front view of a bracket of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 6 is a three-dimensional structural diagram of the double-glass briquetting blocks of the bracket of a surface photovoltaic floating raft floating device of the present invention;

Fig. 7 is a three-dimensional structural diagram of a side walkway of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 8 is a right view of the side walkway of a photovoltaic floating raft floating device of the utility model;

Fig. 9 is a three-dimensional structural diagram of a north-south walkway of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 10 is a top view of the north-south walkway of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 11 is a three-dimensional structural diagram of the main channel of a water surface photovoltaic floating raft floating device of the present invention;

Fig. 12 is a three-dimensional structural diagram of the first floating tank of a surface photovoltaic floating raft floating device of the present invention;

Fig. 13 is a three-dimensional structural diagram of the second floating tank of a photovoltaic floating raft type floating device of the utility model;

Fig. 14 is a full cross-sectional view of the second floating tank of a photovoltaic floating raft floating device of the present invention.

Among them: 1. sub-array unit, 111. double glass pressing block, 1111. upper pressing block, 1112. rubber pad, 1113. lower pressing block, 112. solar panel, 113. bracket, 1131. fixed end, 1134. installation Groove, 12. The first pontoon, 121. The first lug, 13. The connecting rod of the pontoon, 14. Platform beam, 15. The first grille; 2. Side aisle; 3. North-south aisle; 4. Main passage; 5. The second screen frame, 51. The second pontoon, 511. The second lug, 512. XPS material; 6. The second grid.

detailed description

Now in conjunction with accompanying drawing, the utility model is described in further detail. These drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so they only show the configurations related to the utility model.

As shown in Figures 1 to 14, a specific embodiment of a water surface photovoltaic floating raft floating device of the present invention includes several sub-array units 1 arranged in an array, and each sub-array unit 1 includes The first screen frame on the top, the first screen frame is formed by a plurality of parallel buoyant tank connecting rods 13 and a plurality of mutually parallel platform beams 14 lapped by bolts, and the platform beam 14 is located above the buoyant tank connecting rod 13; The screen frame is provided with a plurality of supports 113 that are installed in pairs on two platform beams 14, and the bottom of each support 113 is provided with a mounting groove 1134 that is connected with the platform beam 14, and the notch of the mounting groove 1134 faces the water surface. The top surfaces of each pair of brackets 113 form an inclined surface, and a solar panel 112 is installed on each inclined surface.

First, the installer can slide or set the two brackets 113 on the two platform beams 14 through the installation slots 1134 at the bottom, and then fix them with stainless steel bolts, and then install each solar panel 112 on different components. The pair of brackets 113 form an inclined surface, and tilt towards the position where the sunlight irradiation angle is optimal and the time is the longest. The structure is simple and firm; the sliding sleeve is installed and fixed by bolts, the installation is very convenient and the installation efficiency is high; the work intensity of the installers is greatly reduced. During use, the groove walls on both sides of the installation groove 1134 of this embodiment are closely attached to the platform beam 14, and the force area is large after facing the wind sideways, the wind resistance is strong, and it will not shake, while the connecting bolts above are not affected. Shear force, long service life and enhanced reliability. When fixed by external anti-floating anchors or cables, it can ensure that the solar photovoltaic water surface power station can float on the water surface stably for a long time. In addition, the support 113 in this embodiment is low in height and center of gravity, so the distance between the center of gravity and the horizontal plane of the solar photovoltaic power generation system composed of sub-array units 1 in this embodiment is relatively low, and the ability to resist wind and water waves is strong.

In this embodiment, the plurality of sub-array units 1 are formed into a whole, which can disperse the force of the entire floating system, make it able to bear greater external force, and greatly improve the stability and weather resistance of the entire floating system. Secondly, the structure is simple, the number of components is small, the installation is convenient, the connection is high, and the service life is long. Third, the groove walls on both sides of the installation groove 1134 are closely attached to the platform beam 14, and the force area is large after facing the wind sideways, so it will not shake; and the installation structure of the bracket 113 in this embodiment can reduce the installation height of the solar module , to significantly lower the center of gravity of the surface photovoltaic power generation system, and have strong wind resistance.

Specifically, each pair of brackets 113 is arranged on two adjacent platform crossbeams 14, and each bracket 113 is provided with a fixed end 1131 at both ends, and the mounting groove 1134 is arranged at the lower part of the fixed end 1131, and the fixed end 1131 is passed through a bolt. It is fixed on the platform beam 14; the solar panel 112 is installed on the inclined surface through the double glass pressing block 111; the material of the bracket 113 can be steel or aluminum alloy profile. The structure is simple and the connection is firm, and the installation is convenient. Specifically, the bracket 113 and its fixed end 1131 can be formed by bending an aluminum profile, C-shaped steel or channel steel sheet metal. As shown in FIGS. Inclined top surface, so the top surfaces of two pairs of brackets 113 arranged side by side on the two platform beams 14 are on the same plane, forming an inclined surface for installing solar panels 112, simple in structure and light in weight, easy to manufacture Easy to install.

Specifically, the matrix below the first screen frame is arranged with a plurality of first floating tanks 12, and the top of the first floating tanks 12 is fixed on two adjacent floating tank connecting rods 13 by bolts; A grid channel formed by the first grid 15 , the solar cell panels 112 are arranged along the direction of the platform beam 14 , and the grid channel vertically leads to the arrangement of the solar cell panels 112 . The first buoyancy tanks 12 are arranged in a matrix and evenly distributed under the first screen frame, so that the force is dispersed and the stability is high. It is precisely because of the scattered matrix of the first floating tank 12 that the stress on each sub-array unit 1 is uniform and the stability is high; during installation and maintenance, the relevant personnel can walk smoothly on the grid channel, and it is not easy to shake and fall. The work efficiency of installation and inspection and maintenance is further improved, and the work intensity of relevant personnel is reduced.

Further, the materials of the pontoon connecting rod 13 and the platform beam 14 are steel or aluminum alloy profiles. Preferably, the pontoon connecting rod 13 can be an aluminum alloy profile, L-shaped steel or angle steel, and a wing plate is arranged horizontally; the platform beam 14 can be an aluminum alloy profile, C-shaped steel or channel steel, and the installation groove 1134 is horizontally facing one side; The lower side wing plate of the platform beam 14 is connected with the horizontally arranged wing plate bolts of the pontoon connecting rod 13 . This structure is convenient for bolt positioning and threading connection, and the buoyant tank connecting rod 13 is convenient for installing each buoyant tank, and the upper part of the platform beam 14 is convenient for installing each grid plate and photovoltaic module. The platform beam 14 can be aluminum alloy profiles, C-shaped steel or channel steel , large cross-sectional area, strong bending resistance, easy to install various components on the upper part, easy installation, simple structure, high strength.

Specifically, the horizontally arranged wing plates of the two buoyant tank connecting rods 13 are arranged on the outside, which is convenient for the first buoyant tank 12 to be installed in the cell of the first screen frame where it is located, which is easy to install and firm in structure.

Further, both sides of the first buoyancy tank 12 are respectively provided with several first lugs 121, and the first lugs 121 are bolted on the buoyancy tank connecting rod 13; On the bar 13, the first floating tank 12 is positioned in the cell of the first screen frame, which is easy to install and firm in structure.

Further, as shown in Figure 1, the surface photovoltaic floating raft floating device also includes several channel units arranged in a matrix, and each channel unit includes a main channel 4, two north-south aisles 3 and two side aisles 2, the main channel 4 and two side aisles 2 are parallel to each other, and two north-south aisles 3 are vertically arranged at both ends of the main passage 4, and the main aisle 4, two north-south aisles 3 and each side aisle 2 form a floating arrangement in the shape of a square In the area, a second screen frame 5 with a matching shape is provided under the outer edge walkway of the floating layout area, and several sub-array units 1 are fixed and spliced by the second screen frame 5 and the first screen frame and arranged in a matrix in the floating layout area; The bottom of the second screen frame 5 is evenly equipped with a second floating tank 51; the two ends of the grid channel are respectively connected to the main channel 4 and the side walkway 2; a plurality of second grids 6 are evenly arranged on the side walkway 2 and the main channel 4 , the second grid 6 and the second buoyancy tank 51 are arranged at intervals. The main channel 4, two north-south aisles 3 and two side aisles 2 form two second screen frames 5 and form a "day" shape. At the same time, the grid channel inside each sub-array unit 1 connects the main channel 4 and the side aisles 2 , so that each sub-array unit 1 is integrated into the whole, which is convenient for installation, inspection and maintenance. The north-south walkway 3 and the pontoon connecting rod 13 are arranged in the same direction to the north and the south, and the main channel 4, the side walkway 2 and the platform crossbeam 14 are arranged in the same direction in the east-west direction. In this embodiment, a plurality of passage units such as tiles can be spliced together, standardized and easy to install; and the size can be adjusted according to the water surface area, which can be developed in a large scale, further utilizing water surface resources, and increasing power generation; and each passage and walkway They are all connected to facilitate the laying of relevant pipelines and the movement of relevant personnel, and are organically integrated into one.

Further, because the second pontoon 51 not only plays the role of floating supporting the second screen frame 5, but also needs to support people to walk around; therefore the second pontoon 51 is fixed with second lugs 511 on the sides around the second, the second The buoyant tank 51 is connected in the unit cell of the second screen frame 5 by bolts of the second lug 511, the connection structure is firm, and the personnel will not shake when walking about. Specifically, the first lugs 121 on opposite sides can be directly erected on the pontoon connecting rod 13 and fastened with bolts, and the first lugs 121 on the other two sides are fastened to the lower side of the platform crossbeam 14 by bolts, so that the first lugs 121 Two floating tanks 51 are located in the cell of the second screen frame 5, which are easy to install and firm in structure.

Preferably, the inclination angle of the inclined surface is 10°-25°, which can make the windward area and sunlight intensity reach an optimal balance value.

Further, the double glass pressing block 111 includes an upper pressing block 1111 and a lower pressing block 1113, and the upper pressing block 1111 and the lower pressing block 1113 are respectively embedded with rubber pads 1112 on the sides opposite to each other, and each double glass pressing block 111 passes through The bolts are installed in pairs on the upper and lower sides of the top surface of each bracket 113, and the upper and lower ends of the solar panel 112 are respectively clamped by the rubber pad 1112 in the middle of the double glass pressing block 111; the connection is firm and the installation is convenient. The upper pressing block 1111 and the lower pressing block 1113 can be manufactured by profiles, and are inserted and clamped, which is convenient for manufacture and installation. The rubber pad 1112 has strong anti-friction ability and can prevent the solar battery panel 112 from slipping. Further, the surface of the rubber pad 1112 can be evenly distributed with multiple longitudinal stripes, and the rubber pad 1112 therefore increases the contact area, further prevents the solar panel 112 from slipping, and has a strong clamping ability.

Further, the first pontoon 12 is a six-sided fully enclosed box, and the first lug 121 is integrally injection molded with the first pontoon 12; the second pontoon 51 is a cover-shaped box with an opening at the bottom and facing the bottom of the water. The second lug 511 is integrally injection-molded with the second buoyant tank 51 , the inside of the second buoyant tank 51 is filled with XPS material 512 , and the XPS material 512 and the inner wall of the second buoyant tank 51 are fixed with glue.

Because the first buoyant tank 12 only plays the role of floating support, the first buoyant tank 12 is a six-sided fully enclosed box, which is convenient to manufacture and high in cost performance. The first lug 121 is integrally injection-molded with the first buoyancy tank 12, which enhances the connection strength and has high reliability.

Because the second floating box 51 not only plays the role of floating supporting the second screen frame 5, but also needs to support people to walk around, therefore, the structure of the second floating box 51 is convenient to manufacture and install, and the built-in XPS material 512 strengthens the second floating frame. The buoyancy of the case 51 is convenient to support the weight of the walking personnel. The XPS material 512 has the characteristics of extremely low water absorption, high compressive strength, aging resistance and strong stability, and is very suitable for the second buoyancy tank 51 of this embodiment, and has high reliability.

It should be understood that the specific embodiments described above are only used to explain the utility model, and are not intended to limit the utility model. Obvious changes or changes derived from the spirit of the utility model are still within the protection scope of the utility model.

Claims (10)

1. A water surface photovoltaic floating raft type floating device, is characterized in that: comprise the sub-array unit (1) of several array arrangements, each sub-array unit (1) all comprises the first net frame that floats on the water surface, so Described first screen frame is formed by bolt lap joint of many mutually parallel pontoon connecting rods (13) and multiple mutually parallel platform crossbeams (14), and described platform crossbeam (14) is positioned at the buoyant tank connecting rod (13) Above; the first screen frame is provided with a plurality of supports (113) that are installed in pairs on the two platform crossbeams (14), and the bottom of each support (113) is provided with a platform crossbeam (14). The mounting groove (1134), the notch of the mounting groove (1134) faces the water surface, and the top surfaces of each pair of brackets (113) that are arranged in pairs all form an inclined surface, and each inclined surface is equipped with a solar panel ( 112). 2. A water surface photovoltaic floating raft floating device according to claim 1, characterized in that: each pair of brackets (113) is arranged on two adjacent platform beams (14), and each bracket (113) ) are provided with fixed ends (1131), the installation groove (1134) is located at the bottom of the fixed end (1131), and the fixed end (1131) is fixed on the platform beam (14) by bolts; the solar energy The battery boards (112) are installed on the inclined surface through the double glass pressing block (111); the material of the bracket (113) is steel or aluminum alloy profile. 3. A kind of water surface photovoltaic floating raft type floating device according to claim 1, characterized in that: a plurality of first floating tanks (12) are arranged in a matrix below the first screen frame, and the first floating tanks ( 12) the top is fixed on two adjacent buoyancy tank connecting rods (13) by bolts; a plurality of grid passages made of first grids (15) are installed on the first screen frame, and the solar energy The battery panels (112) are arranged along the direction of the platform beams (14), and the grid channel is vertically connected to the arrangement of the solar battery panels (112). 4. A surface photovoltaic floating raft floating device according to claim 3, characterized in that: the material of the buoy box connecting rod (13) and platform beam (14) is steel or aluminum alloy profile. 5. A water surface photovoltaic floating raft type floating device according to claim 3, characterized in that: the two sides of the first floating tank (12) are respectively provided with a plurality of first lugs (121), the The first lug (121) is bolted on the buoyancy tank connecting rod (13). 6. A water surface photovoltaic floating raft floating device according to claim 5, characterized in that: the water surface photovoltaic floating raft floating device also includes several channel units arranged in a matrix, each channel unit includes a main channel (4), two north-south aisles (3) and two side aisles (2), the main passage (4) and the two side aisles (2) are parallel to each other, and the two north-south aisles (3) are vertically arranged on the main passage At both ends of (4), the main passage (4), the two north-south aisles (3) and each side aisle (2) form a square-shaped floating layout area, and the outer edge of the floating layout area is below the aisle. A second screen frame (5) matching in shape is provided, and several sub-array units (1) are arranged in a floating arrangement area in a matrix after fixed splicing by the second screen frame (5) and the first screen frame; The bottom of frame (5) is evenly equipped with second buoyancy tank (51); the two ends of described grille channel communicate with main channel (4) and side walkway (2) respectively; Described side walkway (2) and main channel ( 4) A plurality of second grids (6) are evenly arranged on it, and the second grids (6) and the second buoyancy tanks (51) are arranged at intervals. 7. A water surface photovoltaic floating raft floating device according to claim 6, characterized in that: second lugs (511) are fixed on the sides of the second floating tank (51), and the first Two floating tanks (51) are connected in the unit cell of the second screen frame (5) by the second lug (511) bolts. 8 . The water surface photovoltaic floating raft floating device according to claim 1 or 2 , characterized in that: the inclination angle of the inclined surface is 10°-25°. 9. A water surface photovoltaic floating raft floating device according to claim 2, characterized in that: the double glass press block (111) includes an upper press block (1111) and a lower press block (1113) connected to each other, The upper pressing block (1111) and the lower pressing block (1113) are respectively embedded with rubber pads (1112) on the sides opposite to each other, and each double glass pressing block (111) is installed in pairs on each bracket ( 113) On the upper and lower sides of the top surface, the upper and lower ends of the solar cell panel (112) are respectively clamped by the rubber pad (1112) in the middle of the double glass pressing block (111). 10. A water surface photovoltaic floating raft floating device according to claim 7, characterized in that: the first buoyant tank (12) is a six-sided fully enclosed box, and the first lug (121 ) and the first buoyant tank (12) are integrally injection molded; the second buoyant tank (51) is a cover-shaped box with an open bottom and faces the bottom of the water, and the second lug (511) and the second buoyant tank (51 ) are integrally injection molded, the inside of the second floating tank (51) is filled with XPS material (512), and the XPS material (512) and the inner wall of the second floating tank (51) are fixed with glue.