CN207676219U - A photovoltaic electric panel automatic light tracking system - Google Patents

Abstract

The utility model discloses a kind of photovoltaic battery plate automatic light tracking systems,Including photovoltaic battery plate ontology,Photovoltaic battery plate ontology is equipped with pedestal,Pedestal upper end is installed with motor housing,Stepper motor is installed inside motor housing,Stepper motor upper end is equipped with driving shaft,Driving shaft upper end is fixedly connected with swivel mount,There are two motor box for the installation of swivel mount upper end,Stepper motor is installed inside motor box,Two stepper motor sides are mounted on rotation axis,It is connected with solar energy electroplax between two rotation axis,Photosensitive sensor is installed in solar energy electroplax,Photo resistance is installed inside photosensitive sensor,Motor box side is equipped with fixing bolt,Solar-electricity intralamellar part is equipped with microcontroller,A kind of photovoltaic battery plate automatic light tracking system of the utility model,The signal processing and feedback that this project passes through MCU pairs of four photosensitive sensors,Carry out the automatic light tracking motion control to system,To greatly improve collection rate and conversion ratio of the photovoltaic battery plate to solar energy.

Description

A photovoltaic electric panel automatic light tracking system

technical field

The utility model relates to an automatic light-following system, in particular to an automatic light-following system for photovoltaic panels, which belongs to the technical field of solar power generation.

Background technique

Solar energy is a kind of green new energy, which is the direction of future energy development. How to maximize the efficiency of solar panels is the focus of this project. The uncertainty of the intensity and direction of solar energy is the limit of the photoelectric conversion efficiency of solar panels. Big hindrance.

Traditional solar panels have the problem of insufficient absorption rate of solar energy. As the sun rises in the east and sets in the west, the angle of the sun's radiation will also change. Therefore, there are defects in the use of traditional fixed solar absorbing panels. With the advancement of technology, people have added motors to rotate around and below the solar panel to change the angle of the solar panel, but this method requires manual adjustment, which is time-consuming and laborious, and it is difficult to achieve the optimal radiation angle.

Utility model content

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a photovoltaic panel automatic light tracking system to solve the problems mentioned in the background technology above.

In order to solve the above technical problems, the utility model provides the following technical solutions:

The utility model relates to a photovoltaic electric panel automatic light tracking system, which includes a photovoltaic electric panel body, the photovoltaic electric panel body is provided with a base, and a motor shell is fixedly installed on the upper end of the base, and a stepping motor is installed inside the motor shell. The upper end of the stepping motor is equipped with a driving shaft, and the upper end of the driving shaft is fixedly connected with a rotating frame. Two motor boxes are installed at the upper end of the rotating frame, and a stepping motor is installed inside the motor box. A rotating shaft is installed on one side of the motor, a solar panel is connected between the two rotating shafts, a photosensitive sensor is installed on the solar panel, a photoresistor is installed inside the photosensitive sensor, and a photosensitive resistor is installed on the side of the motor box. A fixing bolt is installed, and a single-chip microcomputer is installed inside the solar electric panel.

As a preferred technical solution of the present invention, the photosensitive sensor is connected to the voltage comparator through wires, and the single-chip microcomputer is connected to the stepping motor through wires.

As a preferred technical solution of the present invention, one side of the voltage comparator is connected to the output port through a wire, and an input port is provided on one side of the single-chip microcomputer, and the voltage comparator is connected to the single-chip microcomputer through the output port and the input port.

As a preferred technical solution of the present invention, the stepping motor is a five-wire four-phase stepping motor.

As a preferred technical solution of the utility model, the single-chip microcomputer is a Motorola single-chip microcomputer.

The beneficial effects of the utility model are: the utility model is an automatic light-tracking system for photovoltaic electric panels, which has the characteristics of automatic light-tracking, time-saving and labor-saving. Signal processing and feedback, automatic light tracking motion control of the system (horizontal 360-degree rotation, vertical 90-degree rotation), thus greatly improving the collection rate and conversion rate of solar energy by photovoltaic panels.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal connection structure of the utility model;

Fig. 3 is a schematic diagram of the module structure of the present invention.

In the figure: 1. Photovoltaic panel body; 2. Photosensitive sensor; 3. Solar panel; 4. Rotating shaft; 5. Motor box; 6. Fixing bolt; ; 10, base; 11, microcontroller; 12, photoresistor; 13, voltage comparator; 14, output port; 15, input port; 16, wire; 17, stepping motor.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

Example

As shown in Figures 1-3, the utility model is a photovoltaic electric panel automatic light tracking system, including a photovoltaic electric panel body 1, a photovoltaic electric panel body 1 is provided with a base 10, and a motor casing 9 is fixedly installed on the upper end of the base 10, and the motor casing 9. A stepper motor 17 is installed inside. A driving shaft 8 is installed on the upper end of the stepping motor 17. The upper end of the driving shaft 8 is fixedly connected to the rotating frame 7. Two motor boxes 5 are installed on the upper end of the rotating frame 7. A stepping motor box 5 is installed inside the motor box 5. Motor 17, two stepper motors 17 sides are all equipped with rotating shaft 4, are connected with solar electric panel 3 between two rotating shafts 4, are equipped with photosensitive sensor 2 on the solar electric panel 3, are installed with photosensitive sensor 2 inside. Resistor 12, a fixed bolt 6 is installed on one side of the motor box 5, and the fixed bolt 6 plays the role of fixing and safety protection. A single-chip microcomputer 11 is installed inside the solar panel 3. Compared with the traditional photovoltaic panel, this project uses the MCU to control four The signal processing and feedback of the photosensitive sensor, and the automatic light tracking motion control of the system (360-degree horizontal rotation and 90-degree vertical rotation), thus greatly improving the solar energy collection rate and conversion rate of photovoltaic panels.

Photosensitive sensor 2 connects voltage comparator 13 by wire 16, single-chip microcomputer 11 connects stepping motor 17 by wire 16, voltage comparator 13 side connects output port 14 by wire 16, single-chip microcomputer 11 side is provided with input port 15, voltage comparator 13 is connected to the single-chip microcomputer 11 through the output port 14 and the input port 15. The stepping motor 17 is a five-wire four-phase stepping motor, which is an actuator that converts electric pulses into angular displacements. The single-chip microcomputer 11 is a Motorola single-chip microcomputer.

Specifically, when the utility model is used, a photosensitive sensor 2 is respectively placed in four directions of the solar panel 3, front, rear, left, and right, and a photosensitive resistor 12 is installed inside the photosensitive sensor 2. The photosensitive resistor 12 has a smaller resistance value as the light is stronger. Device, photoresistor 12 is a kind of sensor, can convert optical signal into electric signal, the photosensitive sensor 2 of four angles on the solar panel 3 is each connected with a voltage comparator 13, and voltage comparator 13, its function is to compare Amplify the four corner photosensitive sensors, 2 light signal feedback, the output ports 14 of the four voltage comparators 13 are connected to the four input ports 15 of the single-chip microcomputer 11, which is the definition of the enable terminal in the program, and the enable terminal is the control signal input At the high level, the five-wire four-phase stepping motor can be effectively operated, so as to realize the operation of the light tracking system of this project.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. A photovoltaic panel automatic light tracking system, comprising a photovoltaic panel body (1), characterized in that the photovoltaic panel body (1) is provided with a base (10), and the upper end of the base (10) is fixedly installed There is a motor casing (9), and a stepping motor (17) is installed inside the motor casing (9), and a driving shaft (8) is installed on the upper end of the stepping motor (17), and the upper end of the driving shaft (8) is fixed Connect the swivel frame (7), the upper end of the swivel frame (7) is equipped with two motor boxes (5), the inside of the motor box (5) is equipped with a stepper motor (17), and the two stepper motors ( 17) A rotating shaft (4) is installed on one side, a solar electric panel (3) is connected between the two rotating shafts (4), and a photosensitive sensor (2) is installed on the solar electric panel (3), A photoresistor (12) is installed inside the photosensitive sensor (2), a fixing bolt (6) is installed on one side of the motor box (5), and a single-chip microcomputer (11) is installed inside the solar electric panel (3). 2. A kind of photovoltaic panel automatic light tracking system according to claim 1, characterized in that, the photosensitive sensor (2) is connected to the voltage comparator (13) through a wire (16), and the single-chip microcomputer (11) is connected to the voltage comparator (13) through a wire (16). Wire (16) connects stepper motor (17). 3. A kind of photovoltaic electric panel automatic light tracking system according to claim 2, characterized in that, one side of the voltage comparator (13) is connected to the output port (14) through a wire (16), and the single-chip microcomputer (11 ) side is provided with input port (15), and described voltage comparator (13) connects single-chip microcomputer (11) through output port (14) and input port (15). 4. A photovoltaic panel automatic light tracking system according to claim 1, characterized in that the stepping motor (17) is a five-wire four-phase stepping motor. 5. A kind of photovoltaic electric panel automatic light tracking system according to claim 1, is characterized in that, described single-chip microcomputer (11) is Motorola single-chip microcomputer.