6results about How to "Realize the charging function" patented technology

The utility model discloses a power supply circuit and a disinfection box, and relates to the technical field of disinfection boxes. The disinfection box comprises a disinfection circuit, and the power supply circuit comprises an alternating current power supply input end, a rectification filter circuit, a switching power supply circuit and a wireless charging circuit. Wherein the alternating-current power supply input end can input an alternating-current power supply and can be connected with a mains supply and other high-power power supplies, and the rectification filter circuit converts the input alternating-current power supply into a direct-current power supply, filters the direct-current power supply and outputs the direct-current power supply. The switching power supply circuit can carry out voltage conversion on the direct-current power supply output by the rectification filter circuit and then output the direct-current power supply so as to meet the voltage requirement required by the disinfection circuit and supply power to the disinfection circuit. The wireless charging circuit can obtain a power supply from the rectification filter circuit and convert the power supply into a wireless charging signal to be output so as to charge a charging device. The power supply circuit is connected with an alternating current power supply with higher power, and can provide high power output to the disinfection circuit and the wireless charging circuit at the same time.

This invention provides a USB master-slave mode power hardware switching circuit for an industrial control board SOC, belonging to the field of embedded hardware circuit design technology. It includes: a first transistor, a second transistor, a third transistor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, and a USB connector. The power pin of the USB connector is connected to the emitter of the first transistor, its collector is connected to the OTG detection pin through the fourth resistor, the detection pin is grounded through the fifth resistor, its base is connected to the collector of the second transistor through the second resistor, and its base is connected to the identification pin through the first resistor. The base of the third transistor is connected to one end of the third resistor, and its other end is connected to the identification pin. The emitter of the third transistor is connected to the board's power supply, and its collector is connected to the power pin of the USB connector. This invention integrates multiple functions such as program download, communication with a host computer, and USB flash drive data reading and writing on a single USB interface.

The utility model provides a vehicle charger cup holder with atmosphere lamp belongs to vehicle cup holder field, including cup holder body, charging assembly and atmosphere lamp subassembly, the surface of cup holder body is equipped with two and places the hole, the utility model discloses: install charging chip module in the inside of the plug -in post, the contact end of the tab terminal both sides of charging chip module bottom is outwardly protruding and is inserted in the inside of the reserved hole, when the plug -in post is inserted into the car lighter, the tab terminal is the power supply for charging chip module, the surface of cup holder body is equipped with the mounting hole, the USB TYPEA charging mouth and USB TYPEC charging mouth of the middle part of charging chip module surface installation, correspond to install in the mounting hole, through the fast charging protocol management chip processing output 3.6V~12V with fast charging negotiation adjustment to USB TYPEA charging mouth and USB TYPEC charging mouth, the charging electronic product is connected to USB TYPEA charging mouth or USB TYPEC charging mouth with the charging line and realizes the charging function, improves the practicality of cup holder.

The utility model discloses a kind of compatible charging electronic equipment, including a circuit board, overvoltage protection circuit, charging circuit and compatible circuit are equipped on the circuit board;The compatible circuit connects overvoltage protection circuit and charging circuit;The overvoltage protection circuit exports power supply voltage after overvoltage protection to the input voltage inputted from outside, compatible circuit is switched automatically between the output charging voltage after voltage reduction and output charging voltage according to the voltage of power supply voltage, and carries out anti-backflow protection;Charging circuit charges according to charging voltage.By control module voltage automatic identification and switch to corresponding module, select voltage reduction or directly output 5V charging voltage, different input voltage charging function can be realized, the problem that existing charging circuit cannot be compatible with different input voltage simultaneously is solved.

The utility model discloses a lithium battery charge -discharge management system based on kinetic energy recovery, its characterized in that, including kinetic energy recovery power generation module, external quick charging module, lithium battery management module, external discharge module and user interactive module, kinetic energy recovery power generation module and external quick charging module are connected with lithium battery management module through charging switch and selection circuit, lithium battery management module is connected with external discharge module through discharge switch circuit, user interactive module inputs control signal to charging switch and selection circuit, discharge switch circuit and external discharge module, realizes man -machine interaction, kinetic energy recovery power generation module includes permanent magnet synchronous motor, rectifier circuit and kinetic energy recovery intensity intelligent regulation and control circuit, the utility model realizes the function that charges with the fluctuation high voltage power supply that permanent magnet synchronous motor kinetic energy recovery generates.