CN213125970U

CN213125970U - Solar power generation device

Info

Publication number: CN213125970U
Application number: CN202021932875.2U
Authority: CN
Inventors: 沙嫣; 沙晓林
Original assignee: Nantong Qs Solar Technology Co ltd
Current assignee: Nantong Qs Solar Technology Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-05-04
Anticipated expiration: 2030-09-07

Abstract

The utility model provides a solar power generation device, include: the device comprises a reflector, an anti-corrosion back plate, a rotatable device, a telescopic bracket and a power generation main board. The light reflecting plates are arranged on two sides of the power generation main board and connected through a rotatable device, and the light reflecting plates can be unfolded or closed through the rotatable device; the front surface of the reflector is provided with a reflector, and the back surface of the reflector is provided with an anti-corrosion coating; the electricity generation mainboard is located telescopic bracket, and telescopic bracket can be according to the position of sun altitude adjustment electricity generation mainboard. The utility model adopts the design of the rotatable device on the power generation main board, the reflection board realizes the three-folding fixed point rotation, can ensure the maximum sunlight irradiation angle, and presents the maximum solar acceptance, so that the power generation efficiency is higher; and to the design that the reflector panel can be closed, effectual the protection electricity generation mainboard does not receive the influence of bad weather, increase of service life.

Description

Solar power generation device

Technical Field

The utility model relates to a solar energy technical field especially relates to a solar power system.

Background

Solar panels (Solar panels), also called Solar modules, in Solar power generation devices are photovoltaic semiconductor sheets that generate electricity directly from sunlight, and are assemblies of several Solar cells assembled in a certain manner on a panel, which are the core part of Solar power generation systems. A solar power generation device is a device that directly converts light energy into electrical energy through a photoelectric effect or a photochemical effect. When sunlight irradiates the semiconductor, a part of the sunlight is reflected by the surface, and the rest part of the sunlight is absorbed or transmitted by the semiconductor. The absorbed light, of course some, becomes hot and other photons collide with the valence electrons of the constituent semiconductor, thus generating electron-hole pairs. Thus, the light energy is converted into electrical energy in the form of electron-hole pairs. The solar cell is manufactured mainly based on semiconductor materials, and the working principle of the solar cell is that photoelectric conversion reaction occurs after photoelectric materials absorb light energy. There are known ten kinds of semiconductor materials for manufacturing solar cells, and solar cells are classified into: (1) a silicon solar cell; (2) batteries made of inorganic salts, such as gallium arsenide III-V compounds, cadmium sulfide, copper indium selenide and other multi-component compounds; (3) a solar cell made of a functional polymer material; (4) nanocrystalline solar cells, and the like. Currently, the most mature and commercially valuable solar cell is the silicon solar cell. Generally, the light conversion efficiency of polycrystalline silicon is 6% -10% under the condition of sufficient light resources, and the light conversion efficiency of monocrystalline silicon is more than 15%.

Through the retrieval, patent document CN111147014A discloses a solar photovoltaic power generation device, including unable adjustment base's up end be provided with the control box, driving motor and cylinder, unable adjustment base is last to be provided with strutting arrangement along its axis is fixed, one side of strutting arrangement axis direction is provided with photovoltaic board supporting component a, photovoltaic board supporting component b, photovoltaic board supporting component c and photovoltaic board supporting component d respectively, the equal fixedly connected with photovoltaic board subassembly of its tip, the hinge is provided with central photovoltaic board on the photovoltaic board subassembly d, control box, driving motor and cylinder encircle to be set up in unable adjustment base's outer fringe. The disadvantages of this prior art are that it does not increase the power generation efficiency of the photovoltaic panel and does not reflect more light for power generation in the presence of sunlight.

Patent document CN210740762U discloses a high-efficiency solar photovoltaic power generation heat collection plate, which includes a frame, a through hole structure is provided on the frame, an inner shaft is provided in the through hole structure on the frame, the heat collection plate is provided on the inner shaft, a first gear is provided on one side of the inner shaft, a side block is provided on one side of the first gear, a second gear is provided at a lower end of the first gear, a belt is provided on the second gear, and a motor is provided at a lower end of the belt. The prior art has the defects that the structure is complex, the motor is required to drive the belt to adjust the angle of the heat collecting plate, and the prior art is not energy-saving and environment-friendly.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a solar power system.

According to the utility model provides a pair of solar power generation device, include: the device comprises a reflector, an anti-corrosion back plate, a rotatable device, a telescopic bracket and a power generation main board.

The light reflecting plates are arranged on two sides of the power generation main board and connected through a rotatable device, and the light reflecting plates can be unfolded or closed through the rotatable device; the front surface of the reflector is provided with a reflector, and the anti-corrosion back plate is arranged on the back surface of the reflector; (ii) a The electricity generation mainboard is located telescopic bracket, and telescopic bracket can be according to the position of sun altitude adjustment electricity generation mainboard.

Preferably, the power generation device further comprises power generation sheets, and the power generation sheets are uniformly arranged on the power generation main board.

Preferably, the upper layer of the power generating sheet is provided with a guard.

Preferably, the rotatable device adopts a clamping joint design, and the angle of the reflector can be adjusted and fixed.

Preferably, the telescopic support is arranged on the ground, and the telescopic support is positioned above the base.

Preferably, the photovoltaic power generation system further comprises a junction box, a junction box and a photovoltaic special line, wherein the junction box is arranged at one end of the back face of the power generation main board, and the current generated by the power generation main board is transmitted into the junction box through the photovoltaic special line.

Preferably, the power supply further comprises an inverter, wherein one end of the inverter is connected with the combiner box, and the other end of the inverter is connected with the power demand.

Preferably, in the first operating state, the reflector is in the closed state, and the reflector and the power generation main board in the closed state are in a triangular prism shape.

Preferably, in the second operating state, the reflector is in the open state, and the reflector in the open state can receive direct sunlight.

Preferably, sunlight directly irradiates on the reflector, reflected light formed on the reflector reflects on the power generation main board, and light energy is converted into electric energy through the power generation main board.

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

1. the utility model discloses an adopt rotatable device's design on the electricity generation mainboard, the reflector panel realizes that the seventy percent discount formula fixed point is rotatory, can guarantee furthest and sunlight irradiation angle, demonstrate the biggest solar energy acceptance for the generating efficiency is higher.

2. The utility model discloses a to the design that the reflector panel can be closed, the effectual electricity generation mainboard that has protected does not receive the influence of bad weather, increase of service life.

3. The utility model can refract sunlight by arranging the high-efficiency reflecting material on the front surface of the reflector, thereby increasing the power generation efficiency of the power generation mainboard; the back sets up anticorrosive coating, can prolong the life of reflector panel, increases the protective effect.

4. The utility model discloses an adopt the resin material to the mainboard, lightly firm, labour saving and time saving during the rotation.

5. The utility model discloses adopt the telescopic design to the support, can increase the generating efficiency according to the angle of sun altitude mixture control electricity generation mainboard.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of the overall structure of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic view of the top view structure of the telescopic bracket and the base of the present invention.

In the figure:

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the utility model provides a pair of solar power generation device, including reflector panel 2, anticorrosive backplate 3, rotatable device 4, telescoping shoring column 5, base 6, reflection light 7, perpendicular marking 8, terminal box 9, collection flow box 10, electric wire 11, dc-to-ac converter 12, special line 13 of photovoltaic, electricity generation mainboard 14 and electricity generation piece 15.

The base 6 is positioned on the ground and mainly plays a role in fixing, and the main board is prevented from being laterally turned and damaged in windy weather; telescopic bracket 5 is located base 6, and through the screw fixation lower margin, and the support adopts scalable design, can increase the generating efficiency according to the angle of sun altitude adjustment mainboard.

Further, the power generation main board 14 is positioned on the telescopic bracket 5, a cross-shaped fixing frame is arranged behind the power generation main board 14, and the fixing frame is fixed with the telescopic bracket 5 through screws; the power generation main board 14 is fully distributed with power generation pieces 15, and the power generation pieces 15 are regularly distributed in a horizontal and vertical manner; the transparent glass plate is provided on the upper layer of the power generation sheet 15, and the internal power generation sheet 15 can be protected.

Still further, the reflector panels 2 are located on two sides of the power generation main board 14 and connected through the rotatable device 4, and the two reflector panels 2 can be closed through the rotatable device to protect the power generation main board 14 from being corroded by severe weather. The front surface of the reflector 2 is provided with a reflector which can refract sunlight, so that the power generation efficiency of the power generation main board 14 is improved; the reverse side of the reflector 2 is provided with the anti-corrosion plate 3, so that the service life of the reflector 2 can be prolonged, and the protection effect is improved; the main board of the reflector 2 is made of resin, so that the reflector is light and firm, and time and labor are saved during rotation.

Furthermore, the rotatable device 4 adopts a clamping joint design, and can adjust and fix the angle of the reflector panel 2, and the angle can be adjusted according to the height angle of the sunlight in four seasons. The junction box 9 is located at the lower right corner of the back panel of the power generation main board 14, can collect the current generated by the power generation main board 14, and transmits the current to the junction box 10 through the special photovoltaic line 13, the inverter 12 is connected behind the junction box 10, and the inverter 12 is connected to the grid or an electric appliance for use. The vertical marked line 8 is a mark during drawing and is mainly used for distinguishing the solar straight rays and the reflected rays on two sides; the electric wire 11 is a connection electric wire before grid connection.

The utility model discloses aVariation exampleFor further explanation.

Based on the above basic embodiment, the upper layer of the power generating sheet 15 may be provided with a transparent glass plate, and may also be provided with a transparent ceramic sheet.

Based on the basic embodiment, the back of the reflector 2 can be provided with an anticorrosive coating or anticorrosive paint; or the back surface of the reflecting plate 2 can be coated with engine oil, vaseline, paint or covered with enamel, plastic and other corrosion-resistant non-metallic materials; or plating a layer of metal which is not easy to corrode, such as zinc, tin, chromium, nickel and the like on the surface by using an electroplating method, a hot-dipping method, a spraying method and the like, wherein the metal forms a dense oxide film due to oxidation, so that the corrosion of water, air and the like to the steel is blocked.

Based on the basic embodiment described above, the rotatable means 4 can be controlled either manually or electrically. The rotatable device is provided with a rotating gear, and the angle can be automatically adjusted when the rotatable device is electrified; under the non-electrified state, can carry out angle adjustment through manual, the design of gear can guarantee to fix into certain angle under no exogenic action.

The working principle is as follows:

when the sunlight shines the utility model discloses the time, the light that the sunlight was penetrated directly is received to electricity generation mainboard 14 and reflector panel 2 homoenergetic, moves when the sun, and unable direct reception penetrates the sunlight directly, then can receive the reflection ray 7 that comes from reflector panel 2 to abundant utilization sunlight carries out the electric energy conversion. The power generation main board 14 converts the received light energy, generates current to be collected to the junction box 9, transmits the current to the junction box 10 through the special photovoltaic line 13, and is connected to the inverter 12 after the junction box 10, the inverter 12 converts direct current electric energy into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current, and is connected to a grid or an electric appliance for use after the inverter 12. When the weather is severe, the reflector can be closed, so that the power generation main board 14 is prevented from being corroded and damaged. When sunlight exists, the reflector 2 can be opened, and the angle range is 20-60 degrees, so that the power generation main board 14 can receive the reflected light in the reflector 2.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. A solar power generation device, comprising: a reflector (2), an anti-corrosion back plate (3), a rotatable device (4), a telescopic bracket (5) and a power generation main board (14),

the reflector (2) is arranged on two sides of the power generation main board (14) and connected through the rotatable device (4), and the reflector (2) can be unfolded or closed through the rotatable device (4);

the front surface of the reflector (2) is provided with a reflector, and the anti-corrosion back plate (3) is arranged on the back surface of the reflector (2);

the power generation main board (14) is located on the telescopic support (5), and the position of the power generation main board (14) can be adjusted according to the solar height through the telescopic support (5).

2. The solar power generation device according to claim 1, further comprising a power generation sheet (15), wherein a plurality of the power generation sheets (15) are uniformly arranged on the power generation main board (14).

3. Solar power plant according to claim 2, characterized in that the upper layer of the power sheet (15) is provided with a protection device.

4. Solar power plant according to claim 1, characterized in that the rotatable means (4) is of bayonet design, allowing adjustment and fixation of the angle of the reflector panel (2).

5. Solar power plant according to claim 1, characterized by further comprising a base (6), said base (6) being arranged on the ground, said telescopic support (5) being located above said base (6).

6. The solar power generation device according to claim 1, further comprising a junction box (9), a junction box (10), and a photovoltaic dedicated line (13), wherein the junction box (9) is disposed at one end of the back surface of the power generation main board (14), and the current generated by the power generation main board (14) is transmitted to the junction box (10) through the photovoltaic dedicated line (13).

7. The solar power generation device according to claim 6, further comprising an inverter (12), wherein one end of the inverter (12) is connected with the combiner box (10), and the other end is connected with a power demand.

8. Solar power plant according to claim 1, characterized in that in the first operating condition, the reflector (2) is in the closed configuration, and the reflector (2) and the power generating main board (14) in the closed configuration are in the shape of a triangular prism.

9. A solar power plant according to claim 1, characterized in that in the second operating state the reflector panel (2) is in an open configuration, the reflector panel (2) in the open configuration being capable of receiving direct sunlight.

10. The solar power generation device according to claim 1, wherein sunlight is directly incident on the reflector (2), and reflected light formed on the reflector (2) is reflected on the power generation main board (14), so that the light energy is converted into electric energy through the power generation main board (14).