CN115313987A - Solar photovoltaic panel adjusting device - Google Patents

Abstract

The invention discloses a solar photovoltaic panel adjusting device, and relates to the technical field of solar photovoltaic panels. The photovoltaic reflector comprises a support, wherein a rotating frame capable of automatically rotating along with the illumination intensity is installed at the top of the support, a photovoltaic panel is installed at the top of the rotating frame, light reflecting panels capable of synchronously rotating along with the rotating frame are installed on two sides of each photovoltaic panel, an air pressure mechanism driven by wind power is arranged on the back of each light reflecting panel, and air holes communicated with the air pressure mechanisms are formed in the light reflecting panels. According to the photovoltaic panel cleaning device, the rotating frame drives the photovoltaic panel to rotate to a vertical state at night, the reflector swings to block the windward side of the photovoltaic panel, the air pressure mechanism shields wind sand, meanwhile, the air pressure mechanism is driven by night wind power and blows up through the air holes, dust and sand stones on the surface of the photovoltaic panel are blown down through the air holes, and therefore the effects that the photovoltaic panel can be automatically cleaned by the night wind power, and the service life of the photovoltaic panel is prolonged are achieved.

Description

A solar photovoltaic panel adjustment device

technical field

The invention relates to the technical field of solar photovoltaic panels, in particular to a solar photovoltaic panel adjustment device.

Background technique

Photovoltaic panel module is a power generation device that generates direct current when exposed to sunlight. It is composed of thin solid photovoltaic cells almost entirely made of semiconductor materials. In recent years, with the rapid development of economy and society, the demand for energy is also increasing day by day. A large number of large-scale photovoltaic power generation bases have been developed and constructed in various countries. Due to the abundant sunlight and sparse population in deserts, Gobi or relatively arid areas, these areas have also been deployed with a large number of photovoltaic power generation bases.

However, photovoltaic power generation bases are built in arid deserts and surrounding areas, where the wind and sand are generally relatively large, and dust is easy to fall on the solar panels. Some solar photovoltaic panel components usually need manual cleaning, which consumes a lot of manpower, material resources and water resources. At the same time, due to the large wind and sand in the desert area at night, the wind and sand blowing on the photovoltaic panels will damage the surface structure of the photovoltaic panels and affect their service life.

Contents of the invention

The purpose of the present invention is to provide a solar photovoltaic panel adjustment device in order to solve the problems of inconvenient cleaning of photovoltaic panel components, waste of resources, and prevention of wind and sand impact at night.

The present invention specifically adopts the following technical solutions in order to achieve the above object:

A solar photovoltaic panel adjustment device, including a bracket, the top of the bracket is equipped with a turntable that can automatically rotate following the light intensity, the top of the turnframe is installed with a photovoltaic panel, and both sides of the photovoltaic panel are installed with adjustable A reflector that rotates synchronously with the turret, the back of the reflector is provided with an air pressure mechanism driven by wind, and the inside of the reflector is provided with an air hole that communicates with the air pressure mechanism.

Further, a driving wheel driven by a motor is installed on the outside of the bracket, a driven wheel engaged with the driving wheel is arranged on the outside of the turntable, a photosensitive sensor is arranged on the top of the photovoltaic panel, and a photosensitive sensor is installed on the bottom of the bracket. A PLC controller electrically connected with the photosensitive sensor and the driving motor of the driving wheel is provided.

Further, the inner side of the bracket is provided with a fixed drum, and the fixed drum is plugged into the turntable, and the inside of the turntable is equipped with a transmission wheel meshed with the fixed wheel, and the inside of the turntable A running wheel meshed with a transmission wheel through a bevel gear is installed, and a pulley connected to the running wheel through a transmission belt is arranged at the hinge of the reflector.

Further, the air pressure mechanism includes an air pressure box, the air pressure box is fixedly connected to the back of the reflector, the inside of the air pressure box is slidably connected with a protective slide, and a buffer is provided between the protective slide and the inner wall of the air pressure box. spring.

Further, the air holes are arranged on both sides of the top of the reflective plate, and the air holes are designed to be inclined downward.

Further, the sum of the widths of the two groups of reflective plates is the same as the sum of the widths of the photovoltaic panels.

Further, the back of the bracket is fixedly connected with an adjusting arc plate, the inner wall of the adjusting arc plate is provided with a chute, the outer side of the turntable is provided with a pendulum sliding along the chute, and the inside of the chute slides A slide block is connected, the back of the slide block is threadedly connected with a tightening bolt passing through the adjusting arc plate, and the side of the slide block close to the pendulum block is provided with a contact switch capable of controlling the driving motor of the driving wheel to stop rotating.

Further, the adjusting arc plate is located at the back of the turntable, and the arc length of the adjusting arc plate is shorter than the automatic swing arc length of the turn frame.

The beneficial effects of the present invention are as follows:

1. When the present invention passes through the night, the turret drives the photovoltaic panel to rotate to a vertical state, and at the same time, the reflective plate swings to block the windward side of the photovoltaic panel, and the air pressure mechanism blocks the wind and sand. At the same time, the air pressure mechanism is driven by night wind, and the air pressure mechanism blows up through the air hole , the pores blow off the dust and sand on the surface of the photovoltaic panel, and then achieve the effect of automatically using the night wind to clean the photovoltaic panel and increase the service life of the photovoltaic panel.

2. The present invention can reflect the oblique sunlight through the reflective plate but the photovoltaic panel, which improves the utilization efficiency of sunlight, and at the same time uses the night wind energy to automatically clean the photovoltaic panel, further improving the energy utilization rate.

3. The turret of the present invention drives the transmission wheel to rotate. The transmission wheel rotates automatically under the action of the fixed wheel tube. The transmission wheel drives the runner to rotate. The runner drives the reflector to swing synchronously through the belt wheel. Only one set of drive wheels is required. The structure compact.

Description of drawings

Fig. 1 is a schematic diagram of the front view axis of the present invention as a whole;

Fig. 2 is a schematic diagram of the overall rear view axis side of the present invention;

Fig. 3 is the overall rear view schematic diagram of the present invention;

Fig. 4 is the enlarged schematic diagram of the cross section of part A in Fig. 3 of the present invention;

Fig. 5 is a partial cross-sectional schematic diagram of a reflector of the present invention;

Fig. 6 is a schematic cross-sectional view of the stomata of the present invention;

Fig. 7 is a right side sectional schematic diagram of the adjusting arc plate part of the present invention;

Reference signs: 1, bracket; 2, turntable; 3, photovoltaic panel; 4, reflector; 5, air pressure box; 6, protective slide plate; 7, buffer spring; 8, air hole; 9, driving wheel; 11. Photosensitive sensor; 12. PLC controller; 13. Fixed wheel barrel; 14. Transmission wheel; 15. Runner; 16. Belt wheel; 17. Adjusting arc plate; 18. Pendulum block; 20. Tighten the bolts; 21. Contact switch.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention.

As shown in Figure 1-2, a solar photovoltaic panel adjustment device includes a bracket 1. A turntable 2 that can automatically rotate following the light intensity is installed on the top of the bracket 1. A photovoltaic panel 3 is installed on the top of the turnframe 2. The photovoltaic panel Both sides of 3 are equipped with a reflector 4 that can rotate synchronously with the turret 2, the back of the reflector 4 is provided with an air pressure mechanism driven by wind, and the inside of the reflector 4 is provided with an air hole 8 that communicates with the air pressure mechanism.

During the daytime, the photovoltaic panel 3 normally absorbs sunlight to generate electricity, and when the sunlight is oblique, the reflector 4 reflects the oblique sunlight to the photovoltaic panel 3 to improve the utilization efficiency of sunlight;

At night, the turret 2 automatically rotates, and the turret 2 drives the photovoltaic panel 3 to rotate to a vertical state. At this time, part of the sand and gravel rolls down from the photovoltaic panel 3 under the action of gravity, and the turret 2 rotates at the same time as the reflector 4. Rotate, when the photovoltaic panel 3 rotates to the vertical state, the reflector 4 rotates close to the photovoltaic panel 3, and the reflector 4 protects the photovoltaic panel 3. Due to the large wind and sand at night in the desert, the air pressure on the back of the reflector 4 The mechanism blocks wind and sand, while the air pressure mechanism operates under the action of the wind. The air pressure mechanism blows air through the air hole 8, and the air hole 8 blows off the contaminated dust on the surface of the photovoltaic panel 3 to complete automatic cleaning.

At the same time, the air pressure mechanism does not need to be driven by a load, and the photovoltaic panel 3 can be cleaned by using wind force at night, thereby further improving the energy utilization rate.

As shown in Figures 1-2, in some embodiments, a driving wheel 9 driven by a motor is installed on the outside of the bracket 1, a driven wheel 10 meshing with the driving wheel 9 is arranged on the outside of the turntable 2, and the photovoltaic panel 3 A photosensitive sensor 11 is arranged on the top, and a PLC controller 12 electrically connected to the photosensitive sensor 11 and the driving motor of the driving wheel 9 is arranged on the bottom of the support 1 .

Photosensitive sensor 11 detects illumination, and at night, light is weak, and photosensitive sensor 11 transmits electric signal to PLC controller 12, and PLC controller 12 controllers control motor energization to rotate, and motor drives driving wheel 9 to rotate, and driving wheel 9 drives from The driving wheel 10 rotates, the driven wheel 10 drives the turret 2 to rotate, and the turret 2 drives the photovoltaic panel 3 to rotate to a vertical state. It affects the normal use of the photovoltaic panel 3 during the day.

As shown in Figures 3-4, in some embodiments, the inner side of the bracket 1 is provided with a fixed drum 13, and the fixed drum 13 is plugged into the turntable 2, and the inside of the turntable 2 is installed with the fixed drum 13 is meshed with the transmission wheel 14, the inside of the turntable 2 is equipped with a runner 15 meshed with the transmission wheel 14 through a bevel gear, and the hinge of the reflector 4 is provided with a pulley 16 connected to the runner 15 through a transmission belt.

The turret 2 rotates relative to the support 1, the turret 2 drives the transmission wheel 14 to rotate, the transmission wheel 14 rotates relative to the fixed wheel cylinder 13, the fixed wheel cylinder 13 makes the transmission wheel 14 rotate, the transmission wheel 14 drives the runner 15 to rotate through the bevel gear, and the rotation The pulley 15 drives the pulley 16 to rotate through the transmission belt, and the pulley 16 drives the reflector 4 to rotate. When the turret 2 drives the photovoltaic panel 3 to rotate to a vertical state, the reflector 4 rotates to be close to the photovoltaic panel 3, and the photovoltaic panel 3 can be automatically adjusted at night. The board 3 is protected to prevent the photovoltaic board 3 from being damaged by wind and sand, and only one set of driving mechanisms is required, so the structure is compact.

As shown in Figure 5, in some embodiments, the air pressure mechanism includes an air pressure box 5, the air pressure box 5 is fixedly connected to the back of the reflector 4, and the inside of the air pressure box 5 is slidably connected with a protective slide plate 6, and the protective slide plate 6 is connected to the air pressure box 5. A buffer spring 7 is arranged between the inner walls.

When the wind force at night is greater than the elastic force of the buffer spring 7, the wind pushes the protective slide plate 6 to slide, and the protective slide plate 6 presses the air pressure inside the air pressure box 5 through the air hole 8. Since the air hole 8 is small, the air pressure has enough cleaning power to clean the photovoltaic panel. 3. The dust on the surface is blown off. When the wind force decreases, the buffer spring 7 drives the protective slide 6 to reset. Since the wind force changes continuously at night, the protective slide 6 can slide back and forth, and the air hole 8 can be continuously released to ensure the cleaning quality. .

As shown in Figures 5-6, in some embodiments, the air holes 8 are arranged on both sides of the top of the reflector 4, and the air holes 8 are designed to be inclined downward, so that the air holes 8 form a certain angle between the blown wind and the surface of the photovoltaic panel 3, The dust can be blown off more easily and the cleaning effect can be improved.

As shown in FIG. 1 , in some embodiments, the sum of the widths of the two groups of reflectors 4 is the same as the sum of the widths of the photovoltaic panels 3 , so that the reflectors 4 can completely protect the photovoltaic panels 3 and improve the service life of the photovoltaic panels 3 .

As shown in Figure 7, in some embodiments, the back of the bracket 1 is fixedly connected with an adjusting arc plate 17, the inner wall of the adjusting arc plate 17 is provided with a chute, and the outer side of the turntable 2 is provided with a pendulum 18 that slides along the chute , the inside of the chute is slidingly connected with a slider 19, the back of the slider 19 is threadedly connected with a tightening bolt 20 passing through the adjusting arc plate 17, and the side of the slider 19 near the pendulum 18 is provided with a drive wheel 9 that can control the drive. The contact switch 21 that motor stops rotating.

Photovoltaic panel 3 is installed, and more local lighting conditions require the inclination angle of photovoltaic panel 3. By controlling the rotation of driving wheel 9, driving wheel 9 drives driven wheel 10 to rotate, driven wheel 10 drives turret 2 to rotate, and turret 2 drives The photovoltaic panel 3 adjusts the angle, and the turret 2 drives the pendulum 18 to rotate. After the angle adjustment is completed, loosen and tighten the bolt 20. At this time, the slider 19 can slide. By tightening the bolt 20, the slider 19 is moved to the pendulum 18. Position, and the contact switch 21 is in contact with the pendulum block 18. At this time, tighten the bolt 20, and tighten the bolt 20 to fix the slider 19. When the photovoltaic panel 3 resets and rotates during the day, the turret 2 drives the pendulum block 18 to rotate , when the pendulum block 18 is in contact with the contact switch 21, the motor stops rotating, the driving wheel 9 stops rotating, and the photovoltaic panel 3 can automatically rotate to the original position, so that the photovoltaic panel 3 can be adjusted to different installation angles according to requirements without affecting The device is functioning normally.

As shown in Figure 7, in some embodiments, the adjustment arc plate 17 is located at the back of the turntable 2, and the arc length of the adjustment arc plate 17 is less than the automatic swing arc length of the turn frame 2, so that the adjustment arc plate 17 will not limit the rotation. The rotation angle of the frame 2 will not cause the mechanism to interfere with each other, and the device will run stably.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. The utility model provides a solar photovoltaic board adjusting device, includes support (1), its characterized in that, the top of support (1) is installed and to be followed illumination intensity automatic pivoted revolving rack (2), photovoltaic board (3) are installed at the top of revolving rack (2), the both sides of photovoltaic board (3) are all installed and are followed synchronous pivoted reflector panel (4) of revolving rack (2), the back of reflector panel (4) is provided with through wind-force driven aerostatic press mechanism, gas pocket (8) that are linked together with aerostatic press mechanism are seted up to the inside of reflector panel (4).

2. The solar photovoltaic panel adjusting device according to claim 1, wherein a driving wheel (9) driven by a motor is installed on the outer side of the support (1), a driven wheel (10) meshed with the driving wheel (9) is arranged on the outer side of the rotating frame (2), a photosensitive sensor (11) is arranged on the top of the photovoltaic panel (3), and a PLC (programmable logic controller) controller (12) electrically connected with the photosensitive sensor (11) and the driving wheel (9) driving motor is arranged on the bottom of the support (1).

3. The solar photovoltaic panel adjusting device according to claim 2, wherein a fixed wheel cylinder (13) is arranged on the inner side of the support (1), the fixed wheel cylinder (13) is inserted into the rotating frame (2), a driving wheel (14) engaged with the fixed wheel cylinder (13) is installed inside the rotating frame (2), a rotating wheel (15) engaged with the driving wheel (14) through a bevel gear is installed inside the rotating frame (2), and a belt wheel (16) in transmission connection with the rotating wheel (15) through a transmission belt is arranged at the hinged position of the reflector panel (4).

4. The solar photovoltaic panel adjusting device according to claim 1, wherein the pneumatic mechanism comprises a pneumatic box (5), the pneumatic box (5) is fixedly connected to the back of the reflector (4), a protective sliding plate (6) is slidably connected to the inside of the pneumatic box (5), and a buffer spring (7) is arranged between the protective sliding plate (6) and the inner wall of the pneumatic box (5).

5. The solar photovoltaic panel adjusting device according to claim 4, wherein the air holes (8) are arranged on two sides of the top of the light reflecting panel (4), and the air holes (8) are designed to be inclined downwards.

6. The solar photovoltaic panel adjusting device according to claim 5, wherein the sum of the widths of the two sets of the light reflecting panels (4) is the same as the sum of the widths of the photovoltaic panels (3).

7. The solar photovoltaic panel adjusting device according to claim 2, wherein an adjusting arc plate (17) is fixedly connected to the back of the support (1), a sliding groove is formed in the inner wall of the adjusting arc plate (17), a swing block (18) sliding along the sliding groove is arranged on the outer side of the rotating frame (2), a sliding block (19) is slidably connected to the inner portion of the sliding groove, a screwing bolt (20) penetrating through the adjusting arc plate (17) is connected to the back of the sliding block (19) in a threaded manner, and a contact switch (21) capable of controlling the driving motor of the driving wheel (9) to stop rotating is arranged on one side, close to the swing block (18), of the sliding block (19).

8. The solar photovoltaic panel adjusting device according to claim 7, wherein the adjusting arc plate (17) is located at the back of the rotating frame (2), and the arc length of the adjusting arc plate (17) is smaller than the automatic swing arc length of the rotating frame (2).

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