CN216751283U

CN216751283U - Street lamp energy-saving lighting device based on solar energy utilization

Info

Publication number: CN216751283U
Application number: CN202122724478.7U
Authority: CN
Inventors: 林树仁
Original assignee: Shanghai Shuzhu Technology Co ltd
Current assignee: Shanghai Shuzhu Technology Co ltd
Priority date: 2021-11-08
Filing date: 2021-11-08
Publication date: 2022-06-14
Anticipated expiration: 2031-11-08

Abstract

The utility model relates to a street lamp energy-saving illuminating device based on solar energy utilization, which comprises a solar panel, a charge and discharge management circuit, a rechargeable battery, a constant current driving circuit, an illuminating device, a microcontroller, an induction device, an ACDC power supply circuit and a DCDC power supply circuit, wherein the solar panel is electrically connected with the charge and discharge management circuit, one end of the charge and discharge management circuit is connected with the rechargeable battery to form a charge and discharge loop, the other end of the charge and discharge management circuit is connected with the constant current driving circuit, the charge and discharge management circuit is also connected with the ACDC power supply circuit in parallel, the ACDC power supply circuit is respectively connected with the DCDC power supply circuit and the constant current driving circuit, the constant current driving circuit is connected with the illuminating device, the DCDC power supply circuit is respectively connected with the induction device and the microcontroller, the microcontroller is respectively connected with the constant current driving circuit and the induction device, the charge and discharge management circuit is connected with the DCDC power supply circuit, the microcontroller and the induction device are connected with the DCDC power supply circuit, the lighting device is connected with the constant current driving circuit.

Description

Street lamp energy-saving lighting device based on solar energy utilization

Technical Field

The utility model relates to the field of street lamp illumination, in particular to a street lamp energy-saving illumination device based on solar energy utilization.

Background

Along with the improvement of living standard of people, the demand for traffic traveling is more and more, and the quality of road lighting relates to the traveling safety of people. The street lamps are not limited to road illumination of the large cities any more, and are distributed on roads of village households in a dispute, so that the travel safety of people is greatly improved. A large amount of street lamps are erected and the use of electric energy is increased, a large part of electric energy in China is supplied by thermal power generation, which means that the electric energy is not real clean energy, so that more electricity is used, and more pollution is caused by more electricity cost. It is necessary to reduce the power consumption of the lighting if the lighting requirement can be guaranteed. Solar energy is used as renewable clean energy, can replace part of electric energy by the solar energy, and can achieve the purposes of saving electricity cost and protecting the environment. Therefore, a street lamp capable of supplying power by using solar energy is needed, the solar energy is converted into electric energy and stored when the illumination is good, and the electric energy converted from the solar energy stored in the daytime is preferentially used for supplying power at night. Meanwhile, the condition of insufficient illumination is considered, a dual-power supply circuit is designed, and when the electric energy converted by solar energy is insufficient, the commercial power is used for supplying power, so that the illumination is not interrupted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems of energy pollution and insufficient power supply in the prior art, and provides a street lamp energy-saving lighting device which integrates solar energy and mains supply power supply, realizes energy saving by solar energy, ensures lighting by mains supply, and is energy-saving, environment-friendly and safe based on solar energy utilization.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a street lamp energy-saving lighting device based on solar energy utilization is characterized by comprising a solar panel, a charging and discharging management circuit, a rechargeable battery, a constant current driving circuit, a lighting device, a microcontroller, an induction device, an ACDC power supply circuit and a DCDC power supply circuit, wherein the solar panel is electrically connected with the charging and discharging management circuit, one end of the charging and discharging management circuit is connected with the rechargeable battery to form a charging and discharging loop, the other end of the charging and discharging management circuit is connected with the constant current driving circuit, the charging and discharging management circuit is further connected with the ACDC power supply circuit in parallel, the ACDC power supply circuit is respectively connected with the DCDC power supply circuit and the constant current driving circuit, the constant current driving circuit is connected with the lighting device, the DCDC power supply circuit is respectively connected with the induction device and the microcontroller, and the microcontroller is respectively connected with the constant current driving circuit and the induction device, the charging and discharging management circuit is connected with the DCDC power supply circuit, the microcontroller and the induction device are connected with the DCDC power supply circuit, and the lighting device is connected with the constant current driving circuit.

Preferably, the ACDC power supply further comprises an input cable electrically connected with the ACDC power supply circuit.

Preferably, the rechargeable battery is further connected to a DCDC power supply circuit.

Preferably, the microcontroller is connected with the charge and discharge management circuit, and the microcontroller comprises a single chip microcomputer.

Preferably, the lighting device comprises an LED lamp.

Preferably, the DCDC power supply circuit includes a power supply chip.

Preferably, the sensing device comprises a light sensor.

Preferably, the constant current driving circuit includes a power supply chip.

Preferably, the charge and discharge management circuit includes a charge and discharge management circuit chip.

Preferably, the ACDC power circuit includes a circuit chip.

According to the technical scheme, the solar energy utilization-based street lamp energy-saving lighting device adopts a solar energy and commercial power double-power supply design, and converts solar energy into electric energy in the daytime to be stored; the electric energy stored by the lead-acid battery is used for supplying power preferentially at night, and the electric quantity of the lead-acid battery is switched to the commercial power supply when the electric quantity of the lead-acid battery is insufficient; the energy is saved while the illumination work is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a street lamp energy-saving lighting device based on solar energy utilization.

Description of reference numerals:

10. an ACDC power supply circuit; 11. a DCDC power supply circuit; 12. a microcontroller; 13. an induction device; 20. a charge and discharge management circuit; 21. a rechargeable battery; 22. a constant current drive circuit; 23. an illumination device; A. an input cable; B. a solar panel.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, an embodiment of the present invention provides a street lamp energy-saving lighting device based on solar utilization, which includes a solar panel B, a charge and discharge management circuit 20, a rechargeable battery 21, a constant current driving circuit 22, a lighting device 23, a microcontroller 12, an induction device 13, an ACDC power circuit 10, and a DCDC power circuit 11, wherein the solar panel B is connected to the charge and discharge management circuit 20, one end of the charge and discharge management circuit 20 and the rechargeable battery 21 form a charge and discharge loop, the other end of the charge and discharge management circuit is connected to the constant current driving circuit 22, the charge and discharge management circuit 20 is further connected to the ACDC power circuit 10 in parallel, the ACDC power circuit 10 is respectively connected to the DCDC power circuit 11 and the constant current driving circuit 22 and outputs a direct current 12V, the constant current driving circuit 22 is connected to the lighting device 23, the DCDC power circuit 11 is respectively connected to the induction device 13 and the microcontroller 12, and output direct current 3.3V, the sensing device 13 can sense the illumination intensity of the environment in real time and feed back the illumination intensity to the microcontroller 12, the microcontroller 12 is connected with the constant current driving circuit 22 and the sensing device 13, the rechargeable battery 21 is connected with the DCDC power circuit 11 (not shown) and supplies power to the DCDC power circuit 11, the microcontroller 12 and the sensing device 13 are supplied power by the DCDC power circuit 11, and the lighting device 23 is supplied power by the constant current driving circuit 22.

When sunlight is good in the daytime, the solar panel B converts light energy into electric energy, the electric energy is stored in the rechargeable battery 21 through the charging and discharging management circuit 20, the sensing device 13 senses the illumination intensity in real time and transmits a signal to the microcontroller 12, and the microcontroller 12 controls the constant current driving circuit 22 to be switched on and off while receiving the signal of the sensing device 13, so that the lighting device 23 is controlled to be switched on and off; when the illumination intensity is lower than the preset value, the microcontroller 12 is communicated with the constant current driving circuit 22 to control the lighting device 23 to be turned on, so that the lighting effect is achieved; when the illumination intensity is higher than the preset value, the microcontroller 12 turns off the constant current driving circuit 22 to control the lighting device 23 to be turned off, so as to save electric energy.

Specifically, the street lamp energy-saving lighting device based on solar utilization further comprises an input cable a, the input cable a is electrically connected with the ACDC power circuit 10, the ACDC power circuit 10 is connected with the charge and discharge management circuit 20 in parallel, meanwhile, the microcontroller 12 is also connected with the charge and discharge management circuit 20 (not shown) and is used for detecting the electric quantity condition of the rechargeable battery 21, and when the microcontroller 12 detects that the electric quantity of the rechargeable battery 21 is low (lower than a preset value), the power supply is switched to the ACDC power supply to ensure continuous lighting.

In consideration of the condition of insufficient illumination (the illumination value detected by the sensing device 13 is lower than a preset threshold), a dual-power supply circuit is designed, and when the electric energy converted by solar energy is insufficient (lower than a preset value), the commercial power is used for supplying power, so that the illumination is ensured not to be interrupted; adopt dual supply design, have when good illumination convert light energy into the electric energy and store through solar panel B. The rechargeable battery 21 is preferentially used for lighting at night, so that the purpose of saving electric energy is achieved, when the rechargeable battery 21 is insufficient in electric quantity, the cable A is input for power supply, lighting is guaranteed, and energy is saved.

The charge and discharge management circuit comprises a charge and discharge management circuit chip, for example, the charge and discharge management chip is CN 3767.

The microcontroller comprises a single chip microcomputer, for example, the microcontroller is MM32F003 NW.

The lighting device comprises an LED lamp, for example, the LED lamp is CY-30W.

The DCDC power supply circuit comprises a power supply chip, for example, a DCDC module JW 7018S.

The sensing device includes a photo sensor, for example, GL 48537.

The constant current driving circuit comprises a power supply chip, for example, a constant current circuit chip is XL 4005.

The ACDC power circuit includes a circuit chip, for example, the ACDC circuit chip is AP 8270.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A street lamp energy-saving lighting device based on solar energy utilization is characterized by comprising a solar panel, a charging and discharging management circuit, a rechargeable battery, a constant current driving circuit, a lighting device, a microcontroller, an induction device, an ACDC power supply circuit and a DCDC power supply circuit, wherein the solar panel is electrically connected with the charging and discharging management circuit, one end of the charging and discharging management circuit is connected with the rechargeable battery to form a charging and discharging loop, the other end of the charging and discharging management circuit is connected with the constant current driving circuit, the charging and discharging management circuit is also connected with the ACDC power supply circuit in parallel, the ACDC power supply circuit is respectively connected with the DCDC power supply circuit and the constant current driving circuit, the constant current driving circuit is connected with the lighting device, the DCDC power supply circuit is respectively connected with the induction device and the microcontroller, and the microcontroller is respectively connected with the constant current driving circuit and the induction device, the charging and discharging management circuit is connected with the DCDC power supply circuit, the microcontroller and the induction device are connected with the DCDC power supply circuit, and the lighting device is connected with the constant current driving circuit.

2. The solar energy utilization-based street lamp energy-saving lighting device as claimed in claim 1, further comprising an input cable electrically connected with the ACDC power circuit.

3. The solar energy utilization-based street lamp energy-saving lighting device as claimed in claim 1, wherein the rechargeable battery is further connected with a DCDC power supply circuit.

4. The street lamp energy-saving lighting device based on solar energy utilization of claim 1, wherein the microcontroller is connected with the charge and discharge management circuit and comprises a single chip microcomputer.

5. The solar energy utilization-based street lamp energy-saving lighting device as claimed in claim 1, wherein the lighting device comprises an LED lamp.

6. The street lamp energy-saving lighting device based on solar energy utilization of claim 1, wherein the DCDC power supply circuit comprises a power supply chip.

7. The solar energy utilization-based street lamp energy-saving lighting device as claimed in claim 1, wherein the sensing device comprises a light sensor.

8. The street lamp energy-saving illumination device based on solar energy utilization according to claim 1, characterized in that the constant current driving circuit comprises a power supply chip.

9. The street lamp energy-saving illumination device based on solar energy utilization of claim 1, characterized in that the charge and discharge management circuit comprises a charge and discharge management circuit chip.

10. The street lamp energy-saving lighting device based on solar energy utilization of claim 1, wherein the ACDC power circuit comprises a circuit chip.