CN-224205287-U - Solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage

Abstract

The utility model discloses a solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage. The control circuit is arranged on the circuit board and comprises a main control chip U4, an induction circuit, a charging detection circuit, a working circuit and a chip driving circuit. The solar panel is electrically connected with the battery through the charging circuit, the battery is connected with the main control chip U4 through the chip driving circuit and supplies power, the main control chip U4 is connected with the light source panel through the working circuit, and the sensing circuit is connected with the main control chip U4. The input of charging detection circuitry is connected with solar panel, and charging detection circuitry's output is connected with main control chip U4, and main control chip U4 can obtain solar panel's output voltage through charging detection circuitry, if output voltage is 0 for a long time, then means that solar lamp is in the transportation state, and main control chip U4 gets into the dormancy state.

Inventors

• BAO GUANDONG

Assignees

• 中山巴柏思光电科技有限公司

Dates

Publication Date

20260505

Application Date

20250513

Claims (6)

1. 1. A solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage is characterized in that the solar lamp comprises a solar panel, a battery, a circuit board and a light source board, The control circuit is arranged on the circuit board and comprises a main control chip U4, an induction circuit, a charging detection circuit, a working circuit and a chip driving circuit; The solar panel is electrically connected with the battery through the charging circuit, the battery is connected with the main control chip U4 through the chip driving circuit and supplies power, the main control chip U4 is connected with the light source panel through the working circuit, and the sensing circuit is connected with the main control chip U4; The input end of the charging detection circuit is connected with the solar panel, the output end of the charging detection circuit is connected with the main control chip U4, the main control chip U4 can obtain the output voltage of the solar panel through the charging detection circuit, if the output voltage is 0 for a long time, the solar lamp is in a transportation state, and the main control chip U4 enters a dormant state.
2. 2. The automatic power supplementing and facilitating long-term transportation and storage solar lamp control circuit according to claim 1, wherein the control circuit further comprises a battery detection circuit, the battery detection circuit comprises a resistor R11 and a resistor R12, one end of the resistor R11 is connected with the battery, the other end of the resistor R11 is grounded through the resistor R12 and is connected with one input/output pin of the main control chip U4, and the main control chip U4 can obtain the electric quantity of the battery through the battery detection circuit, so that a proper working state is selected according to the obtained electric quantity.
3. 3. The automatic power supply solar lamp control circuit for long-term transportation and storage according to claim 1, wherein the sensing circuit comprises a radar sensing circuit, the radar sensing circuit is connected with an input/output pin of the main control chip U4, and the main control chip U4 can obtain information whether people and objects are close in a sensing range through the radar sensing circuit.
4. 4. The automatic power-up solar lamp control circuit for facilitating long-term transportation and storage according to claim 1 or 3, wherein the sensing circuit further comprises an infrared receiving circuit, the infrared receiving circuit is connected with one input/output pin of the main control chip U4, and the remote controller or other external devices can be connected with the main control chip U4 through the infrared receiving circuit and select a proper working mode.
5. 5. The automatic power replenishment solar lamp control circuit for facilitating long-term transportation and storage according to claim 1, wherein the control circuit further comprises an indicator lamp circuit, and the indicator lamp circuit is connected with one input/output pin of the main control chip U4.
6. 6. The automatic power supply solar lamp control circuit for long-term transportation and storage according to claim 1, wherein the charging detection circuit comprises a resistor R4 and a resistor R5, one end of the resistor R4 is connected with the solar panel, the other end of the resistor R4 is grounded through the resistor R5 and is connected with one input and output pin of a main control chip U4, the main control chip U4 obtains an output voltage when the solar panel charges the battery through the charging detection circuit, and the output voltage can be converted into external illumination intensity, so that the charging detection circuit can be equal to the function of a photosensitive resistor.

Description

Solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage Technical Field The utility model relates to the field of lamps, in particular to a solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage. Background In international trade, a large amount of products are transported mainly by means of container sea transportation or railway, the transportation time is longer, the transportation time can be as long as 15-90 days, the long-term 0 electric quantity state is unfavorable for the service life of batteries in the lamp, and the batteries in the batteries are maintained in a range of 20% -80% to be a good choice, so that in the transportation process, whether the solar lamp is in a transportation state or not is judged by detecting the output voltage of the solar panel, and the power consumption in the transportation process is reduced by entering a dormant state, thereby protecting the batteries and improving the service life of the automatic power supplementing device, and being favorable for long-term transportation and storage of the solar lamp control circuit. Disclosure of utility model The utility model mainly aims to provide the solar lamp control circuit which is used for judging whether a solar lamp is in a transportation state or not by detecting the output voltage of a solar panel in the transportation process and reducing the power consumption in the transportation process by entering a dormant state, so that the battery is protected and the service life is prolonged, and the solar lamp control circuit is beneficial to long-term transportation and storage. The utility model provides a solar lamp control circuit capable of automatically supplementing electricity and facilitating long-term transportation and storage, a solar lamp comprises a solar panel, a battery, a circuit board and a light source board, The control circuit is arranged on the circuit board and comprises a main control chip U4, an induction circuit, a charging detection circuit, a working circuit and a chip driving circuit; The solar panel is electrically connected with the battery through the charging circuit, the battery is connected with the main control chip U4 through the chip driving circuit and supplies power, the main control chip U4 is connected with the light source panel through the working circuit, and the sensing circuit is connected with the main control chip U4; The input end of the charging detection circuit is connected with the solar panel, the output end of the charging detection circuit is connected with the main control chip U4, the main control chip U4 can obtain the output voltage of the solar panel through the charging detection circuit, if the output voltage is 0 for a long time, the solar lamp is in a transportation state, and the main control chip U4 enters a dormant state. Preferably, the control circuit further comprises a battery detection circuit, the battery detection circuit comprises a resistor R11 and a resistor R12, one end of the resistor R11 is connected with the battery, the other end of the resistor R11 is grounded through the resistor R12 and is connected with one input/output pin of the main control chip U4, and the main control chip U4 can obtain the electric quantity of the battery through the battery detection circuit, so that a proper working state is selected according to the obtained electric quantity. Preferably, the sensing circuit comprises a radar sensing circuit, the radar sensing circuit is connected with one input/output pin of the main control chip U4, and the main control chip U4 can obtain information whether people and objects are close in the sensing range through the radar sensing circuit. Preferably, the sensing circuit further comprises an infrared receiving circuit, the infrared receiving circuit is connected with one input/output pin of the main control chip U4, and the remote controller or other external devices can be connected with the main control chip U4 through the infrared receiving circuit and select a proper working mode. Preferably, the control circuit further comprises an indicator light circuit, and the indicator light circuit is connected with one input/output pin of the main control chip U4. Preferably, the charging detection circuit comprises a resistor R4 and a resistor R5, one end of the resistor R4 is connected with the solar panel, the other end of the resistor R4 is grounded through the resistor R5 and is connected with one input/output pin of the main control chip U4, the main control chip U4 obtains the output voltage of the solar panel when the solar panel charges the battery through the charging detection circuit, and the output voltage can be converted into external illumination intensity, so that the charging detection circuit can be equal to the effect of the photoresistor. The automatic po