CN201096303Y - Solar street light automatic tracking device - Google Patents

Abstract

To address the shortcomings of existing fixed-panel solar streetlights, such as the inability of the solar panels to automatically track the sun's rotation and low power generation, this invention discloses an automatic tracking device for solar streetlights. This device includes a solar panel, a panel support, a drive shaft, a motor, a photosensitive probe, and a control circuit. The key feature of this invention is that it enables the solar panel to automatically track the sun's rotation, extending the sunshine duration and increasing the light intensity, thereby increasing the power generation of the solar panel by approximately one to two times and improving solar energy utilization.

Description

Solar street light automatic tracking device

technical field

The utility model discloses an automatic tracking device for solar street lights, which can be widely used in street lights, garden lights, landscape lights and other lighting places.

Background technique

Known solar street lights include lamps, solar panels, battery panel brackets, storage batteries, etc., and solar panels are fixed on the battery panel brackets to make fixed solar power generation devices for street lighting. The defect of this existing solar street light with fixed battery panels in use is that the solar panels cannot track the rotation of the sun. The utilization rate of solar energy is low.

Contents of the invention

Aiming at the defects that the solar panels cannot automatically track the rotation of the sun and the power generation is low in the application of the existing solar street lamps with fixed panels, the utility model discloses an automatic tracking device for solar street lamps. The solar panels of the device can be Automatically track the rotation of the sun to increase the power generation of solar panels.

For realizing the purpose of this utility model, the following technical solutions have been adopted:

An automatic tracking device for solar street lamps is produced. This automatic tracking device includes a solar panel, a battery panel bracket and a light pole. The battery panel bracket is fixed on the transmission shaft, and a photosensitive probe is fixed on the solar panel. There is a drive control mechanism.

The photosensitive probe described in the utility model includes a bottom plate, a case is fixed on the bottom plate, a partition is fixed inside the case, and photosensitive cells are fixed on the bottom plates on both sides of the partition.

The drive control mechanism described in the utility model includes a motor fixed in the solar light pole, a transmission shaft connected between the motor and the solar panel support, and a control circuit for controlling the operation of the motor. The battery panel bracket is fixed on the transmission shaft, and the transmission shaft is fixed in the sleeve by the bearing; the solar panel bracket is connected with the motor through the transmission shaft, and the control circuit controls the motor to rotate positively (reversely) according to the light difference change of the photosensitive probe. Thereby driving the solar panel to rotate positively (reversely).

The utility model has the advantages of simple structure, easy manufacture, convenient use and maintenance.

The positive effect of the utility model is that the solar panel can automatically track the rotation of the sun, prolong the illumination time, increase the illumination intensity, increase the power generation of the solar panel by about one to two times, increase the average comprehensive power generation by about 50%, reduce integrated power generation cost.

Description of drawings

Further describe technical characterictic of the present utility model in detail below in conjunction with accompanying drawing:

Fig. 1, the three-dimensional structure schematic diagram of an embodiment of the utility model;

Fig. 2, the schematic circuit diagram of embodiment Fig. 1;

Fig. 3, the schematic diagram of the photosensitive probe structure of embodiment Fig. 1;

Figure 4. Circuit schematic diagram of photosensitive probe.

In the figure: 1. Solar panel 2. Transmission shaft 3. Motor 4. Lamp pole 5. Photosensitive probe 6. Battery board bracket 7. Power supply 8. Circuit control box 9. Bottom plate 10. Photosensitive battery 11. Separator 12. Bearing 13. Sleeve

specific implementation plan

As shown in Figure 1, the solar panel 1 is fixed on the panel support 6, and the photosensitive probe 5 is fixed on the panel support 6; the panel support 6 is fixed on the transmission shaft 2, and the transmission shaft 2 is fixed on the bearing 12, and the bearing 12 is fixed in the sleeve 13; the sleeve 13 and the light pole 4 are fixedly connected together with screws. The motor 3 is fixed in the light pole 4, and the motor 3 is connected with the transmission shaft 2; the motor 3 can drive the battery panel support 6 to rotate positively and negatively through the transmission shaft 2, thereby driving the solar panel 1 to rotate positively and negatively. The control circuit is installed in the control box 8, the output terminals OUT1 and OUT2 of the control circuit are connected with the motor 3;

Fig. 2 is the circuit schematic diagram of the present utility model, among the figure photosensitive probe 5 is made up of two photosensitive batteries G1 and G2, and the positive pole of photosensitive battery G1 and G2 is connected on the input terminal IN1 and IN2 of single-chip microcomputer IC, photosensitive battery G1 and G2 When the sunlight shines on the photosensitive cell G1, the voltage generated by the photosensitive cell G1 is greater than the voltage of G2, and the output terminal OUT1 of the microcontroller IC is at a high level, (UT2 is at a low level), and the current limiting resistor R1 connects to the transistor T1 to turn on the transistor T1, so that the relay J1 is closed, the normally open point J1-1 of the relay J1 is closed, and the motor 3 rotates forward, thereby driving the solar panel 1 to rotate to one side; otherwise, when the sunlight When irradiated on the photosensitive cell G2, the voltage generated by the photosensitive cell G2 is greater than the voltage of G1, and the output terminal OUT2 of the microcontroller IC is at a high level (UT1 is at a low level), and this high level passes through the current limiting resistor R2 to the transistor T2, The transistor T2 is turned on, so that the relay J2 is pulled in, the normally open point J2-1 of the relay J2 is closed, and the motor 3 reverses, thereby driving the solar panel 1 to rotate to the other side; when the two photosensitive cells G1 and G2 When the light intensity is the same, the output terminals OUT1 and OUT2 of the microcontroller IC output high level at the same time, the transistors T1 and T2 are turned on at the same time, the relays J1 and J2 are pulled in at the same time, and the motor 3 stops rotating. At night, when the light intensity of the two photosensitive cells G1 and G2 is low, the output terminals OUT1 and OUT2 of the microcontroller IC output low level at the same time, the transistors T1 and T2 are cut off at the same time, the relays J1 and J2 are not closed, and the motor 3 stops rotating. .

Fig. 3, Fig. 4 are the structural representation and the electric schematic diagram of photosensitive probe 5, and 9 among the figure is the base plate of photosensitive probe 5, and casing is fixed on bottom plate 9, and casing is transparent casing; The separator J1 has photosensitive cells G1 and G2 fixed on the bottom plate 9 on both sides of the separator 11; the photosensitive cells G1 and G2 will generate a voltage of 0.5 volts when exposed to light, and the working principle of the circuit is as described above.

Claims (3)

1, a kind of solar street light autotracker, this device comprises the solar panel (1) that is fixed on the battery board bracket (6), battery board bracket (6) is fixed on the power transmission shaft (2), it is characterized in that: described solar street light autotracker is to be fixed with photosensitive probe (5) on battery board bracket (6), and is fixing by driving controlling organization in lamp stand (4).

2, by the described solar street light autotracker of claim 1, it is characterized in that: described photosensitive probe (5) comprises base plate (9), be fixed with case on base plate (9), the dividing plate of fixing in case (11) is gone up fixing light-sensitive cell G1 and G2 at the base plate (9) of dividing plate both sides.

3, by the described solar street light autotracker of claim 1, it is characterized in that: described control system comprises the motor (3) that is fixed in the solar energy lamp stand (4), be connected in the power transmission shaft (2) between motor (3) and the battery board bracket (6), the control circuit of control motor (3) operation.

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