CN204334020U - Multifunctional intelligent control mobile power box - Google Patents

Abstract

The utility model discloses multifunctional intellectual and control mobile electrical power box, comprise shell, storage battery, control circuit board, inverter and mains charger, storage battery, control circuit board, inverter and mains charger are arranged in shell, shell is installed solar energy input port, mains electricity input end mouth, vehicle-mounted input port, ac output end mouth and DC output end mouth, solar energy input port and vehicle-mounted input port are connected directly to control circuit board, mains electricity input end mouth is connected to control circuit board by mains charger, storage battery is connected with control circuit board, DC output end mouth is connected directly to control circuit board, ac output end mouth is connected to control circuit board by inverter.The utility model has multiple power sources input mode, also there are ac output end mouth and DC output end mouth two kinds of power supply way of outputs, like this can by the selection of multiple I/O mode, discharge and recharge scope is larger, meets the multi-functional demand of user as much as possible.

Description

Multifunctional intelligent control mobile power box

technical field

The utility model relates to a multifunctional charging device, in particular to a multifunctional mobile power supply box with intelligent control of charging and discharging.

Background technique

As technology products continue to enter people's daily life and work, people's demand for power is also increasing. All kinds of electronic products and electrical equipment need to be driven by electricity, but in real life, it is not possible to provide power for charging anytime and anywhere. Especially in some outdoor work and entertainment activities, military field training, sudden natural disasters and field emergency rescue, etc., it is necessary to provide a mobile power supply with high reliability, multi-functional intelligent control of charging and discharging, to ensure the normal operation of electrical equipment.

Some mobile power supplies currently on the market have relatively single functions, relatively few options for charging and discharging, and relatively fixed input and output units, which cannot meet the various needs of users. Guarantee measures cannot guarantee the safety of electrical equipment and power boxes.

Utility model content

The purpose of the utility model is to provide a multi-functional intelligent control mobile power box to overcome the disadvantages of the existing products, which have relatively single functions, limited charging and discharging range, and cannot fully meet the needs of users.

In order to achieve the above object, the solution of the present utility model is:

Multifunctional intelligent control mobile power box, including shell, battery, control circuit board, inverter and power charger, battery, control circuit board, inverter and power charger are installed in the shell, and solar input port is installed on the shell , Mains input port, vehicle input port, AC output port and DC output port, solar input port and vehicle input port are directly connected to the control circuit board, the mains input port is connected to the control circuit board through the power charger, and the battery and the control circuit Board connection, the DC output port is directly connected to the control circuit board, the AC output port is connected to the control circuit board through the inverter, the solar panel, mains power or vehicle power supply charges the battery through the control circuit board, and the battery is selected through the control circuit board The voltage is output from the AC output port and the DC output port.

Described control circuit board comprises input protection circuit, LED indication circuit, current sensor, temperature sensor, MCU computer main controller and output protection circuit, input protection circuit, LED indication circuit, current sensor, temperature sensor and output protection circuit and MCU computer The main controller is connected, the current sensor is installed on the AC output port and the DC output port, the LED indicator of the LED indicator circuit is installed on the shell, and the power charger of the solar input port, the vehicle input port and the mains input port are connected to the input protection circuit , the AC output port of the inverter and the DC output port are connected to the output protection circuit.

The input protection circuit adopts a series MOS tube PWM charging method.

The output protection circuit is a single-chip microcomputer control circuit, and the single-chip microcomputer control circuit is used to control the work of the inverter.

After adopting the above scheme, the utility model has multiple power input modes, which can provide 15-20V voltage input through the solar panel, and can also provide 12V voltage input through the car cigarette lighter, and can also use the mains 220V power supply through the power charger. To provide input, at the same time, the utility model also has two power output modes of AC output port and DC output port, so that through the selection of multiple input and output modes, the charging and discharging range is larger, and the multi-functional needs of users can be met as much as possible.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present utility model;

Fig. 2 is the front structure schematic diagram of the utility model;

Fig. 3 is a schematic diagram of the back structure of the utility model;

Fig. 4 is the wireframe diagram of the circuit principle in the control circuit board;

Fig. 5 is an overall wireframe diagram of the utility model.

Label description

Shell 1, solar input port 11, mains input port 12, vehicle input port 13, AC output port 14, status indicator light 141, control switch 142, DC output port 15, USB port 151, DC port 152, battery 2, control Circuit board 3, input protection circuit 31, LED indication circuit 32, LED indicator lights 321 and 322, current sensor 33, MCU computer main controller 34, output protection circuit 35, temperature sensor 36, inverter 4, power charger 5 .

Detailed ways

The utility model is described in further detail below in conjunction with the accompanying drawings and examples. The following only lists some implementations of the utility model, but not as a limitation of the utility model patent.

As shown in FIG. 1 to FIG. 5 , the multifunctional intelligent control mobile power box disclosed by the utility model includes a casing 1 , a storage battery 2 , a control circuit board 3 , an inverter 4 and a power charger 5 . The storage battery 2 , the control circuit board 3 , the inverter 4 and the power charger 5 are installed in the housing 1 . A solar input port 11 , a commercial power input port 12 , a vehicle input port 13 , an AC output port 14 and a DC output port 15 are installed on the shell 1 . The solar energy input port 11 and the vehicle input port 13 are directly connected to the control circuit board 3, the mains input port 12 is connected to the control circuit board 3 through the power charger 5, the storage battery 2 is connected to the control circuit board 3, and the DC output port 15 is directly connected to the The control circuit board 3 , the AC output port 14 is connected to the control circuit board 3 through the inverter 4 . The solar panel, commercial power or vehicle power supply charges the storage battery 2 through the control circuit board 3 , and the storage battery 2 selects the output voltage from the AC output port 14 and the DC output port 15 through the control circuit board 3 .

Wherein, the control circuit board 3 may specifically include an input protection circuit 31 , an LED indicator circuit 32 , a current sensor 33 , an MCU computer main controller 34 , an output protection circuit 35 and a temperature sensor 36 . Input protection circuit 31, LED indication circuit 32, current sensor 33, output protection circuit 35 and temperature sensor 36 are connected with MCU computer master controller 34, and current sensor 33 is installed in AC output port 14 and DC output port 15, and LED indication circuit 32 The LED indicator light 321 is installed on the shell 1, the power charger 5 of the solar input port 11, the vehicle input port 12 and the mains input port 13 is connected to the input protection circuit 31, the inverter 4 of the AC output port 14 and the DC output Port 15 is connected to output protection circuit 35 .

The utility model is equipped with four LED indicator lights 321 (green) for displaying power connected to the MCU computer main controller 34 on the front panel of the casing 1, and an LED indicator light 322 (red indicator light) representing charging work and fault protection status. ), thereby constituting the LED indicator circuit 32, the MCU computer main controller 34 controls the above-mentioned indicator lights through the detected power information and fault information, as follows: LED indicator lights 321 can represent remaining For example, through the control circuit board 3, the lighting of the LED indicator 321 can be clearly and accurately controlled according to the intervals of 0-25%, 25-50%, 50-75% and 75-100% of the remaining power of the power box The number, the user can consider whether to charge the power supply box according to the situation of the remaining power; when the power is insufficient, as only 0-25% power, the control LED indicator flashes, and the control circuit board 3 is turned off. During system charging, the control green LED indicator light 321 flickers, and the red LED indicator light 322 is always on, representing the normal charging working state of the battery capacity of the power supply box. If there is a charging failure, the control green LED indicator light 321 flashes irregularly.

The utility model has two 5V USB ports 151 and four 12V DC ports 152 installed on the panel of the shell 1. The DC output port 15 is connected to the circuit in the control panel 3 and can provide outputs with different requirements.

The utility model provides a 220V AC output port 14, a status indicator light 141 and a control switch 142 provided by the inverter 4 on the back of the shell 1, and the 220V AC output can be provided through this port. During the output process, it can output 220V AC, 12V DC, and 5V DC at the same time, and if equipped with a power adapter, it can also directly charge the laptop, which can meet the various needs of users at the same time.

The input protection circuit of the utility model can adopt the charging PWM mode of series MOS tubes, automatically judge the intensity of sunlight energy, can prevent reverse charging by software and hardware, reduce system loss, and can ensure that the input voltage can be specifically 10-30V.

The output protection circuit of the utility model can be a single-chip microcomputer control circuit. The control circuit board 3 is combined with the single-chip microcomputer control circuit to design and form a voltage comparison circuit. When the level is lower than the fixed level, the inverter is controlled by the microcontroller to stop working and the 220V output is stopped. At this time, due to insufficient power, the user is also prompted to charge through the LED indicator.

The utility model guarantees stable and safe charging and discharging and short circuit at the same time by controlling the MCU computer main controller 34 in the control circuit board 3, the input protection circuit 31, the output protection circuit 35, the temperature sensor 36 to detect the temperature, and the battery 2 to control the module circuit Protection, the red LED indicator flashes when the load is short-circuit protected, the output is turned off, and it will automatically recover after restarting the system.

Shell 1 appearance of the present utility model adopts the spray paint of fireproof and heat insulation. The structure of the power box shell 1 and the material of the control circuit board 3 are all made of halogen-free fireproof and heat-insulating materials, which can ensure the safety of the power box when encountering high temperatures, and at the same time reduce the impact of the external ambient temperature on the battery when the ambient temperature is high. The effect of temperature. The internal layout of the casing 1 can ensure the air circulation channel and ensure the safety of the power supply box.

The battery 2 adopts the IFR 32650 type battery produced by Shenzhen Waterma Battery Co., Ltd., with a nominal capacity of 20AH. The MCU computer main controller 34 with the above-mentioned functions adopts the AT48PA single-chip microcomputer, which can control the shutdown of the charge-discharge circuit and the state adjustment of the charge-discharge process.

The beneficial effects of this embodiment are: with the increasing shortage of energy sources, the development and utilization of new energy sources has become a public issue. The utility model can be directly charged by solar panels, fully utilize new energy sources, and reduce dependence on conventional energy sources. and reduce environmental pollution. The utility model has a built-in inverter and a power adapter, and two power transmission modes of alternating current and direct current can be used at the output and input ends, so as to realize multifunctional purposes and a wider application range. The utility model can adopt a large-capacity battery, and at the same time, both the power supply box and the control circuit board use flame-retardant, heat-insulating, and anti-static materials, which can better ensure the safety of products and users. The control circuit of the utility model is composed of the latest semiconductor integrated circuit, through optimization processing, the operation efficiency of the circuit is improved, and a protection circuit is set to enhance the safety performance of the circuit.

Claims (4)

1. The multifunctional intelligent control mobile power box is characterized in that: it includes a shell, a battery, a control circuit board, an inverter and a power charger, and the battery, the control circuit board, the inverter and a power charger are installed in the shell, and the shell The solar input port, mains input port, vehicle input port, AC output port and DC output port are installed on the board, the solar input port and the vehicle input port are directly connected to the control circuit board, and the mains input port is connected to the control circuit through the power charger The battery is connected to the control circuit board, the DC output port is directly connected to the control circuit board, the AC output port is connected to the control circuit board through the inverter, the solar panel, mains power or vehicle power supply charges the battery through the control circuit board, and the battery Then select the output voltage from the AC output port and the DC output port through the control circuit board. 2. The multifunctional intelligent control mobile power box as claimed in claim 1, characterized in that: said control circuit board includes input protection circuit, LED indicator circuit, current sensor, temperature sensor, MCU computer main controller and output protection circuit , the input protection circuit, LED indication circuit, current sensor, temperature sensor and output protection circuit are connected to the MCU computer main controller, the current sensor is installed on the AC output port and the DC output port, and the LED indicator of the LED indication circuit is installed on the shell. The power chargers of the solar input port, the vehicle input port and the mains input port are connected to the input protection circuit, and the inverters of the AC output port and the DC output port are connected to the output protection circuit. 3. The multi-functional intelligent control mobile power box as claimed in claim 2, characterized in that: the input protection circuit adopts a serial MOS tube PWM charging method. 4. The multifunctional intelligent control mobile power box as claimed in claim 2, characterized in that: the output protection circuit is a single-chip microcomputer control circuit, and the single-chip microcomputer control circuit is used to control the work of the inverter.