Multifunctional charger

Abstract

The utility model discloses a multifunctional charger which comprises an indicating lamp, an AC input interface, a DC input interface, an output interface, an electric energy management system, a cooling fan and a shell. The electric energy management system comprises a photovoltaic module, an inversion module, a communication module and a logic control module; the output interface comprises a power pin and a communication pin; the working state is displayed through the LOGO-shaped indicating lamp; the indicating lamp, the input interface, the output interface and the cooling fan are all electrically connected to the electric energy management system. According to the utility model, various types of power supplies such as solar energy, a vehicle machine, commercial power, a diesel generator and the like can be utilized to charge modularized batteries or equipment equipped with the batteries of the company; and the electric energy management system and the communication circuit are used for controlling the plugging and charging processes, so that ignition and arc discharge are avoided, the safety is ensured, the service life of equipment is prolonged, and the use experience of a user is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy, in particular to a multifunctional charger. Background Art

[0002] With the development of new energy technology and industry, new energy is being used in more and more scenarios to replace the original fossil energy. New energy mostly uses batteries as energy packs, so in the specific operation process, it involves charging the battery, and charging involves charging circuits and chargers. Existing chargers generally have a single function and only use one method to charge the battery. In addition, they do not have the function of communicating with the battery, and cannot precisely control the process of plugging and unplugging the battery and charging, which can easily cause ignition and arcing, temperature out of control, etc., which in turn brings danger. Utility Model Content

[0003] In view of the above problems, the utility model provides a multifunctional charger, including a housing, an AC input interface, a DC input interface, an output interface and a power management system;

[0004] The power management system includes a photovoltaic module, an inverter module, a communication module and a logic control module; the photovoltaic module;

[0005] The AC input interface is electrically connected to the inverter module of the power management system, and the alternating current input by the AC input interface enters the charging port of the battery through the inverter module and the output interface in sequence;

[0006] The DC input interface is electrically connected to the photovoltaic module of the power management system, and the direct current input by the DC input interface enters the charging port of the battery through the photovoltaic module and the output interface in sequence;

[0007] The logic control module has a charging control program written therein, and controls the start and stop of charging according to the status of the charged device acquired by the communication module;

[0008] The output interface includes a power pin and a communication pin, and the output interface is electrically connected to the power management system.

[0009] In some preferred embodiments, the device further includes a heat dissipation fan disposed in the housing, and the heat dissipation fan is electrically connected to the power management system.

[0010] In some preferred embodiments, the device further includes an indicator light disposed on the surface of the housing, wherein the indicator light is electrically connected to the power management system.

[0011] In some preferred embodiments, the photovoltaic module includes a unidirectional DC / DC transformer circuit.

[0012] In some preferred embodiments, the inverter module includes a unidirectional AC / DC rectifier circuit.

[0013] In some preferred embodiments, the indicator light includes a plurality of colored LED lamp beads arranged in a set pattern shape.

[0014] Beneficial effects: The utility model can utilize various forms of power sources such as solar energy, vehicle computers, city electricity, and diesel generators to charge the company's modular batteries or equipment equipped with batteries; and control the plugging and charging process through the power management system to avoid ignition and arcing, thereby ensuring safety, increasing the life of the equipment, and enhancing the user experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of a multifunctional charger in one embodiment of the utility model.

[0016] Figure 2 It is a functional block diagram of the control circuit in the utility model. DETAILED DESCRIPTION

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0018] like Figure 1 As shown, a multifunctional charger includes an indicator light 110 , an AC input interface 120 , a DC input interface 130 , an output interface 140 , a power management system 150 and a cooling fan 160 .

[0019] like Figure 2 As shown, the power management system includes a photovoltaic module 151 , a communication module 152 , an inverter module 153 and a logic control module 154 .

[0020] In specific implementation, if solar power generation or vehicle power is connected to charge the battery or the device equipped with the battery, the solar power generation or vehicle power enters the photovoltaic module 151 of the power management system 150 through the DC input interface 130, and then directly enters the battery charging port through the output interface 140 to charge the battery, or enters the device charging port and electrical circuit through the output interface 140 and then enters the battery charging port to charge the battery. If the mains power or diesel generator is connected to charge the battery or the device equipped with the battery, the mains power or diesel generator power enters the inverter module 153 of the power management system 150 through the AC input interface 120, and then directly enters the battery charging port through the output interface 140 to charge the battery, or enters the device charging port and electrical circuit through the output interface 140 and then enters the battery charging port to charge the battery.

[0021] During the charging process, the indicator light 110 will display different colors according to the status of the charger under the control of the power management system 150, showing green for normal operation, yellow for warning, and red for fault, to prompt the user.

[0022] When the cooling fan 160 is in use, the power management system 150 will perform thermal balance management according to the device temperature, and when the temperature reaches a set value, the cooling fan 160 will be controlled to be turned on for heat dissipation and cooling.

[0023] The communication module 152 of the power management system 150 is connected to the indicator light 110, the cooling fan 160 and the charged battery through the circuit. The battery status information is obtained in real time, the status of the entire charger is monitored, and through the logic judgment of the logic control module 154, instructions are sent to control the actions of various devices to complete the above-mentioned charging power management.

[0024] In some preferred embodiments, the power of the photovoltaic module and the inverter module is 1024W to achieve fast charging.

[0025] In some preferred implementations, the communication mode of the communication module is RS485 / CAN communication.

[0026] In some preferred embodiments, the DC input interface is configured with two cables according to the type of power source connected, one for connecting to the photovoltaic panel and the other for connecting to the car cigarette lighter.

[0027] In some preferred embodiments, the output interface is configured with two cables according to the type of the connected object: one for connecting to the modular battery and one for connecting to the device equipped with a lithium battery.

[0028] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A multifunctional charger, Features: It includes a housing, an AC input interface, a DC input interface, an output interface and a power management system; The power management system includes a photovoltaic module, an inverter module, a communication module and a logic control module; the photovoltaic module; The AC input interface is electrically connected to the inverter module of the power management system, and the alternating current input by the AC input interface enters the charging port of the battery through the inverter module and the output interface in sequence; The DC input interface is electrically connected to the photovoltaic module of the power management system, and the direct current input by the DC input interface enters the charging port of the battery through the photovoltaic module and the output interface in sequence; The logic control module has a charging control program written therein, and controls the start and stop of charging according to the status of the charged device acquired by the communication module; The output interface includes a power pin and a communication pin, and the output interface is electrically connected to the power management system.

2. The multifunctional charger according to claim 1, Features: It also includes a heat dissipation fan arranged in the shell, and the heat dissipation fan is electrically connected to the power management system.

3. The multifunctional charger according to claim 1, Features: It also includes an indicator light arranged on the surface of the shell, and the indicator light is electrically connected to the power management system.

4. The multifunctional charger according to claim 1, Features: The photovoltaic module includes a unidirectional DC / DC transformer circuit.

5. The multifunctional charger according to claim 1, Features: The inverter module includes a unidirectional AC / DC rectifier circuit.

6. The multifunctional charger according to claim 3, Features: The indicator light comprises a plurality of colored LED lamp beads arranged in a set pattern shape.

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