A photovoltaic power generation device capable of automatically tracking the sun

Abstract

The present invention discloses a photovoltaic power generation device capable of automatically tracking the sun, comprising a support rod, a mounting frame, a photovoltaic panel, a chain and a water pump, wherein two support rods are provided, a tripod is installed at the bottom of the two support rods, a fixing frame is provided in the middle of the tripod, a supporting base plate is installed between the two support rods, a power storage box is provided at the upper end of the support base plate, an electric control box is provided at one side of the power storage box at the upper end of the support base plate, an inverter is provided at the upper end of the electric control box, a rotating shaft is installed above the inverter between the two support rods, and one end of the rotating shaft is connected to a first rotating motor installed on the outer surface of the support rod on one side of the support base plate, the photovoltaic panel is installed in the mounting frame, a fixing seat is installed at the bottom end of the mounting frame, and a hinged seat is installed at the bottom end of the fixing seat. The present invention can automatically clean at a fixed time, has high power generation efficiency, good adjustability and is easy to use.

Description

Technical Field

[0001] The invention relates to the technical field of photovoltaic power generation, and in particular to a photovoltaic power generation device capable of automatically tracking the sun. Background Art

[0002] Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into electrical energy. The automatic tracking solar power generation device is a power device that keeps the solar panel facing the sun at all times and allows the sunlight to shine vertically on the solar panel at all times.

[0003] After searching, Chinese patent authorization publication number CN205750559U, authorization announcement date 2016.11.30 discloses a new type of automatic tracking photovoltaic power generation device, including a base plate, an optical lens, a photovoltaic panel, and a controller. A secondary rotating rod is installed on the base plate, a motor bracket is installed on the secondary rotating rod, a second motor is installed on the motor bracket, a rotating shaft is installed at one end of the second motor, a connecting plate is installed on the rotating shaft, a supporting frame is installed on the connecting plate, the controller is installed at one end of the supporting frame, the photovoltaic panel is installed on the supporting frame, the optical lens is arranged on the photovoltaic panel, a light intensity monitor is installed inside the optical lens, a first motor is installed on the base plate, a main rotating rod is installed at one end of the first motor, and a support rod is installed at one end of the main rotating rod.

[0004] However, the existing technology has the following disadvantages:

[0005] 1. Existing technology cannot automatically remove dust accumulated on photovoltaic panels. Excessive dust accumulation reduces the heat collection capacity of photovoltaic panels and reduces power generation.

[0006] 2. The existing technology can only realize the rotation of photovoltaic panels to track the direction of the sun, but cannot realize the adjustment of the vertical tilt angle of photovoltaic panels. In particular, photovoltaic panels installed on mobile devices have different optimal sun-facing angles in different regions when moving. Therefore, the vertical tilt angle of photovoltaic panels needs to be adjusted frequently. The existing technology is relatively cumbersome and inconvenient to adjust. Summary of the invention

[0007] 1. Technical issues to be resolved

[0008] In view of the deficiencies of the prior art, the present invention provides a photovoltaic power generation device that can automatically track the sun, which solves the problems that the prior art cannot perform self-cleaning, has poor adjustability and low power generation efficiency.

[0009] (II) Technical solution

[0010] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a photovoltaic power generation device that can automatically track the sun, comprising a support rod, a mounting frame, a photovoltaic panel, a chain and a water pump, wherein two support rods are provided, and a tripod is installed at the bottom of the two support rods, a fixing frame is provided in the middle of the tripod, a supporting base is installed between the two support rods, a battery box is provided at the upper end of the supporting base plate, an electric control box is provided at one side of the battery box at the upper end of the supporting base plate, an inverter is provided at the upper end of the electric control box, a rotating shaft is installed above the inverter between the two support rods, and one end of the rotating shaft is connected to a first rotating motor installed on the outer surface of the support rod on one side of the supporting base plate, the photovoltaic panel is installed in the mounting frame, a fixing seat is installed at the bottom end of the mounting frame, a hinged seat is installed at the bottom end of the fixing seat, and the hinged seat is connected to the first rotating motor installed on the rotating The movable plate on the driving shaft is hinged, and the hinge seat is connected to the second rotating motor shaft installed on the side surface of one side of the hinge seat. A driven wheel and a driving wheel are respectively arranged on both sides of the upper and lower ends of the mounting frame, and the driving wheel and the driven wheel are connected by a chain transmission. A third rotating motor is installed on the two driving wheels, and connecting seats are symmetrically arranged on the chains on both sides of the mounting frame, and a connecting rod is installed between the two connecting seats, and a brush is installed at the bottom end of the connecting rod. Two cleaning nozzles are arranged on the upper end of the photovoltaic panel, and the bottom ends of the two cleaning nozzles are connected to a water pump installed on a support rod on one side of the supporting bottom plate through a water suction pipe, and the other end of the water pump is connected to a water tank installed on the support rod, and a solar tracker is installed between the two cleaning nozzles on the upper end of the photovoltaic panel, and a converter is installed on the bottom surface of the photovoltaic panel.

[0011] Preferably, the first rotating motor and the second rotating motor are both servo motors.

[0012] Preferably, the first rotating motor and the second rotating motor are both servo motors.

[0013] Preferably, the power storage box is connected to the power grid via an inverter.

[0014] Preferably, a control button is installed on the electric control box, and the electric control box is electrically connected to the first rotating motor, the second rotating motor, the third rotating motor, the water pump and the solar tracker through wires.

[0015] (III) Beneficial effects

[0016] The present invention provides a photovoltaic power generation device that can automatically track the sun, which has the following beneficial effects:

[0017] (1) The present invention sets a chain, a third rotating motor, a brush and a cleaning nozzle, and presses a control button on the electric control box to preset a clock program timing. When the preset time is reached, the electric control box controls the third rotating motor to start, and the shaft of the third rotating motor drives the driving wheel to rotate. The driving wheel drives the driven wheel to rotate through the chain. The connecting rod and the brush installed on the chain are driven by the chain to move up and down. The brush cleans the surface of the photovoltaic panel. At the same time, the water pump is turned on. The water pump draws water in the water tank into the cleaning nozzle through the pumping pipe, and sprays the water along the cleaning nozzle to the surface of the photovoltaic panel to wash away the dust brushed off by the brush. The present invention can regularly clean the photovoltaic panel and increase the power generation.

[0018] (2) The present invention sets a second rotating motor and an articulated seat. When the present invention is moved to another time zone, it is necessary to readjust the optimal angle of direct sunlight. At this time, the second rotating motor is turned on, and the rotating shaft of the second rotating motor drives the articulated seat to rotate to the optimal angle of direct sunlight in the time zone, so that the photovoltaic panel can be adjusted to the optimal angle of direct sunlight. The present invention has good adjustability, is easy to operate, and saves time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a side view of the present invention;

[0020] Figure 2 It is a top view of the present invention.

[0021] In the figure: 1 support rod, 2 tripod, 3 fixed frame, 4 supporting base plate, 5 battery box, 6 electric control box, 7 inverter, 8 rotating shaft, 9 first rotating motor, 10 movable plate, 11 mounting frame, 12 photovoltaic battery panel, 13 fixed seat, 14 hinge seat, 15 second rotating motor, 16 driving wheel, 17 driven wheel, 18 chain, 19 third rotating motor, 20 connecting seat, 21 connecting rod, 22 brush, 23 cleaning nozzle, 24 water pump, 25 water pump, 26 water tank, 27 solar tracker, 28 converter. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] like Figure 1-2As shown, the present invention provides a technical solution: a photovoltaic power generation device that can automatically track the sun, including a support rod 1, a mounting frame 11, a photovoltaic panel 12, a chain 18 and a water pumping pipe 24, two support rods 1 are provided, a tripod 2 is installed at the bottom of the two support rods 1, a fixing frame 3 is arranged in the middle of the tripod 92, a supporting base plate 4 is installed between the two support rods 1, a power storage box 5 is arranged at the upper end of the supporting base plate 4, an electric control box 6 is arranged on one side of the power storage box 5 at the upper end of the supporting base plate 4, an inverter 7 is arranged at the upper end of the electric control box 6, and a power supply 2 is installed between the two support rods 1. A rotating shaft 8 is installed, and one end of the rotating shaft 8 is connected to a first rotating motor 9 installed on the outer side of a support rod 1 on one side of the supporting base plate 4. A photovoltaic panel 12 is installed in a mounting frame 11. A fixing seat 13 is installed at the bottom end of the mounting frame 11. A hinge seat 14 is installed at the bottom end of the fixing seat 13. The hinge seat 14 is hinged to a movable plate 10 installed on the rotating shaft 8. The movable plate 10 is connected to a rotating shaft of a second rotating motor 15 installed on a side surface of the hinge seat 14. A driven wheel 17 and a driving wheel 16 are respectively arranged on both sides of the upper and lower ends of the mounting frame 11. The driving wheel 16 and the driven wheel 17 are connected by a chain 18, and a third rotating motor 19 is installed on the two driving wheels 16. Connecting seats 20 are symmetrically arranged on the chains 18 on both sides of the mounting frame 11, and a connecting rod 21 is installed between the two connecting seats 20. A brush 22 is installed at the bottom end of the connecting rod 21. Two cleaning nozzles 23 are arranged at the upper end of the photovoltaic panel 12. The bottom ends of the two cleaning nozzles 23 are connected to a water pump 25 installed on a support rod on one side of the supporting bottom plate 4 through a water pumping pipe 24. The other end of the water pump 25 is connected to a water storage tank installed on the support rod 1. 26 is connected, a solar tracker 27 is installed at the upper end of the photovoltaic panel 12 between the two cleaning nozzles 23, a converter 28 is installed on the bottom surface of the photovoltaic panel 12, the first rotating motor 9 and the second rotating motor 15 are servo motors, the photovoltaic panel 12 is electrically connected to the storage box 5 through the converter 28, the storage box 5 is connected to the power grid through the inverter 7, a control button is installed on the electric control box 6, and the electric control box 6 is electrically connected to the first rotating motor 9, the second rotating motor 15, the third rotating motor 19, the water pump 25 and the solar tracker 27 through wires.

[0024] During use, the control button on the electric control box 6 is pressed to preset the clock program timing. When the preset time is reached, the electric control box 6 controls the third rotating motor 19 to start, and the rotating shaft of the third rotating motor 19 drives the driving wheel 16 to rotate. The driving wheel 16 drives the driven wheel 17 to rotate through the chain 18. The connecting rod 21 and the brush 22 installed on the chain 18 are driven by the chain 18 to move up and down. The brush 22 cleans the surface of the photovoltaic panel 12, and at the same time, the water pump 25 is turned on. The water pump 25 draws water in the water tank 16 into the cleaning nozzle 23 through the water pumping pipe 24, and sprays the surface of the photovoltaic panel 12 along the cleaning nozzle 23 to wash away the dust brushed off by the brush 22. When the present invention is moved to another time zone, it is necessary to readjust the optimal angle of direct sunlight. At this time, the second rotating motor 15 is turned on, and the rotating shaft of the second rotating motor 15 drives the articulated seat 14 to rotate to the optimal angle of direct sunlight in the time zone, so that the photovoltaic panel 12 can be adjusted to the optimal angle of direct sunlight.

[0025] In summary, the present invention solves the problems of the prior art in that it cannot perform self-cleaning, has poor adjustability and low power generation efficiency by arranging an articulated seat 14, a second rotating motor 15, a chain 18, a third rotating motor 19, a brush 22 and a cleaning nozzle 23.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A photovoltaic power generation device capable of automatically tracking the sun, comprising a support rod (1), a mounting frame (11), a photovoltaic panel (12), a chain (18) and a water pump (24), characterized in that: Two support rods (1) are provided, a tripod (2) is installed at the bottom of the two support rods (1), a fixing frame (3) is provided in the middle of the tripod (2), a supporting base plate (4) is installed between the two support rods (1), a power storage box (5) is provided at the upper end of the supporting base plate (4), an electric control box (6) is provided at the upper end of the supporting base plate (4) on one side of the power storage box (5), an inverter (7) is provided at the upper end of the electric control box (6), a rotating shaft (8) is installed between the two support rods (1) above the inverter (7), and one end of the rotating shaft (8) is connected to a support rod (1) installed on one side of the supporting base plate (4). The photovoltaic cell panel (12) is installed in the installation frame (11), the bottom end of the installation frame (11) is installed with a fixed seat (13), the bottom end of the fixed seat (13) is installed with a hinge seat (14), the hinge seat (14) is hinged with a movable plate (10) installed on the rotating shaft (8), the movable plate (10) is connected with the rotating shaft of a second rotating motor (15) installed on one side of the hinge seat (14), and the upper and lower ends of the installation frame (11) are respectively provided with a driven wheel (17) and a driving wheel (16), the driving wheel (16) The photovoltaic panel (12) is connected to the driven wheel (17) through a chain (18), a third rotating motor (19) is installed on the two driving wheels (16), connecting seats (20) are symmetrically arranged on the chains (18) on both sides of the mounting frame (11), and a connecting rod (21) is installed between the two connecting seats (20), and a brush (22) is installed at the bottom end of the connecting rod (21), and two cleaning nozzles (23) are arranged at the upper end of the photovoltaic panel (12), and the bottom ends of the two cleaning nozzles (23) are connected to a water pump (25) installed on a support rod on one side of the supporting base plate (4) through a water pump pipe (24), and the water pump (25) is connected to the supporting base plate (4) through a water pump pipe (24). The other end of the photovoltaic panel (12) is connected to a water storage tank (26) installed on the support rod (1), a solar tracker (27) is installed on the upper end of the photovoltaic panel (12) between the two cleaning nozzles (23), a converter (28) is installed on the bottom surface of the photovoltaic panel (12), the photovoltaic panel (12) is electrically connected to the power storage box (5) through the converter (28), a control button is installed on the electric control box (6), and the electric control box (6) is electrically connected to the first rotating motor (9), the second rotating motor (15), the third rotating motor (19), the water pump (25) and the solar tracker (27) through wires.

2. A photovoltaic power generation device capable of automatically tracking the sun according to claim 1, characterized in that: The first rotating motor (9) and the second rotating motor (15) are both servo motors.

3. A photovoltaic power generation device capable of automatically tracking the sun according to claim 1, characterized in that: The electricity storage box (5) is connected to the power grid via an inverter (7).

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