CN215733534U - Multifunctional mobile power supply system - Google Patents
Multifunctional mobile power supply system Download PDFInfo
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- CN215733534U CN215733534U CN202121228132.1U CN202121228132U CN215733534U CN 215733534 U CN215733534 U CN 215733534U CN 202121228132 U CN202121228132 U CN 202121228132U CN 215733534 U CN215733534 U CN 215733534U
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Abstract
The utility model discloses a multifunctional mobile power supply system, which comprises: the charging device comprises an electric storage battery, an inverter and a circuit board, wherein the electric storage battery is connected with a charging input port and is used for charging the battery; the storage battery is connected with the trigger circuit, and the trigger circuit is electrically connected with the inverter; the circuit board is distributed with: the novel energy-saving lamp comprises a DC-DC voltage reduction circuit, an alternating current control circuit, a searchlight control circuit and a USB interface circuit, wherein the DC-DC voltage reduction circuit is used for stabilizing and reducing the voltage of direct current of an electricity storage battery and outputting the voltage, the alternating current control circuit is electrically connected with the DC-DC voltage reduction circuit, the output end of the alternating current control circuit is connected with an alternating current power supply port and is used for alternating current power supply of external equipment such as an explosion-eliminating interference instrument, a computer, a tablet and a mobile phone, the searchlight control circuit is electrically connected with the DC-DC voltage reduction circuit and used for supplying power to the searchlight and used for night illumination, and the USB interface circuit is electrically connected with the DC-DC voltage reduction circuit.
Description
Technical Field
The utility model relates to the technical field of mobile power supplies, in particular to a multifunctional mobile power supply system.
Background
The birth of the mobile power supply system solves the problem that some high-power electrical appliances can not stably work for a long time in field battles, improves the field battle capacity, and is convenient for charging various electrical appliances at 220v standard voltage.
However, even the power supply system has limited endurance, and especially when a high-power electric appliance is used, the power consumption is very fast, and how to improve the endurance of the power supply under the external condition becomes a difficult problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional mobile power supply system which is high in cruising ability and suitable for being used outdoors at night.
In order to solve the technical problems, the utility model adopts the technical scheme that: the method comprises the following steps: the inverter input end is connected with the output end of the storage battery and used for converting the electric quantity of the storage battery; the output end of the inverter is connected with the circuit board and used for providing the converted battery power to the circuit board; the circuit board is connected with a plurality of power output interfaces and is used for connecting external electric equipment; the storage battery is connected with the charging input port and is used for charging the battery; the storage battery is connected with the trigger circuit, and the trigger circuit is electrically connected with the inverter; the circuit board is distributed with: the system comprises a DC-DC voltage reduction circuit, an alternating current control circuit, a searchlight control circuit and a USB interface circuit, wherein the DC-DC voltage reduction circuit is used for stabilizing and reducing the voltage of direct current of an electric storage battery and outputting the voltage, the alternating current control circuit is electrically connected with the DC-DC voltage reduction circuit, the output end of the alternating current control circuit is connected with an alternating current power supply port and used for alternating current power supply of external equipment, the searchlight control circuit is electrically connected with the DC-DC voltage reduction circuit and used for supplying power to the searchlight, the USB interface circuit is electrically connected with the DC-DC voltage reduction circuit and used for supplying power to a USB interface.
Further, the trigger circuit includes: triode Q3, triode Q36, MOS pipe Q35, triode Q3 base is through resistance R9 and connects the electric power storage battery port of charging, triode Q3 constitutes syntropy drive circuit with triode Q36, the control signal of spy lamp control switch, alternating current control switch is still input to triode Q36's base, triode Q36 is connected with MOS pipe Q35, be used for driving the break-make of MOS pipe, the electric current output end of MOS pipe Q36 connects inverter, fan power supply port.
Further, the DC-DC voltage reduction circuit adopts a TPS54560 model regulator U8, a VCC pin of the regulator U8 is connected with a power supply port of the storage battery, a bootstrap capacitor C42 is connected between a BOOT pin and a SW pin, and the SW pin outputs the voltage after voltage reduction.
Further, the alternating current control circuit comprises a triode Q47 and a MOS tube Q19, the base electrode of the triode Q47 is connected with the alternating current control switch, the collector electrode of the triode Q47 is connected with the voltage reduced by the DC-DC voltage reduction circuit through a pull-up resistor R224, the grid electrode of the MOS tube Q19 is connected with the collector electrode of the triode Q47, the source electrode of the MOS tube Q19 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and the drain electrode of the MOS tube Q19 is connected with the alternating current output port.
Further, the searchlight control circuit comprises a triode Q6 and an MOS tube Q5, the base electrode of the triode Q6 is connected with the searchlight control switch, the collector electrode of the triode Q5 is connected with the grid electrode of the MOS tube Q5 and a pull-up resistor R29 after passing through a voltage-dividing resistor, the other end of the pull-up resistor R29 is connected with the voltage reduced by the DC-DC voltage reduction circuit, the source electrode of the MOS tube Q5 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and the drain electrode of the MOS tube Q5 is connected with the searchlight control port.
Further, the USB interface circuit comprises a triode Q2 and an MOS tube Q1, a control signal of a probe control switch and an alternating current control switch is input into a base electrode of the triode Q2, a collector electrode is connected with a resistor R4, the other end of the resistor R4 is connected with a grid electrode of an MOS tube Q1 and a filter circuit, the other end of the filter circuit is connected with the voltage reduced by the DC-DC voltage reduction circuit, a source electrode of the MOS tube Q1 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and a drain electrode of the MOS tube Q1 is connected with the USB power supply port.
Further, still there is electric quantity display control circuit on the circuit board, and electric quantity display control circuit signal is used for receiving electric power storage battery change signal and feeds back to electric quantity display module, and electric quantity display control circuit includes: the power supply device comprises a triode Q16 and a MOS tube Q15, wherein the base electrode of a triode Q16 is connected with a charging port of a storage battery, a probe lamp control switch and an alternating current control switch, the collector electrode of the triode Q16 is connected with a resistor R33, the other end of a resistor R33 is connected with the grid electrode of an MOS tube Q15 and a resistor R34, the other end of the resistor R34 is connected with a power supply port of the storage battery, and the source electrode of an MOS tube Q15 is connected with a power supply port of the storage battery and the drain electrode of the MOS tube Q15 is connected with a power display module.
Furthermore, the mainboard and the storage battery are arranged in the shell, and a charging port of the storage battery, an inverter switch, a searchlight control port, an alternating current control switch, an alternating current output port, an electric quantity indicator lamp and a USB output port are all arranged on the shell of the shell.
The technical scheme shows that the utility model has the following advantages: the solar charging panel is matched to prolong the service time when the solar charging panel is used for outdoor activities; the LED emergency lamp is provided with 220V alternating current and USB power supply output, can be used for charging an explosion-proof interference instrument, a computer, a tablet, a mobile phone and the like in the field, and can be used for night illumination.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a schematic circuit diagram of the present invention relating to a storage battery and a trigger circuit;
FIG. 3 is a schematic circuit diagram of the DC-DC buck circuit of the present invention;
FIG. 4 is a schematic circuit diagram of an AC control circuit according to the present invention;
FIG. 5 is a schematic circuit diagram of an AC output port according to the present invention;
FIG. 6 is a schematic circuit diagram of a searchlight control circuit of the present invention;
FIG. 7 is a schematic circuit diagram of the searchlight power supply port of the present invention;
FIG. 8 is a schematic circuit diagram of a USB interface circuit according to the present invention;
fig. 9 is a schematic circuit diagram of a power display control circuit according to the present invention.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings.
Fig. 1 is an external view of the present invention, which includes a housing, a storage battery, a circuit board and an inverter are disposed inside the housing, the storage battery is seven 24V 120A ternary lithium batteries for storing electric quantity, and the storage battery is electrically connected to a charging interface and a solar charging interface on the housing to realize charging; the input end of the inverter is connected with the output end of the storage battery, the inverter adopts a 1500W inverter and can convert 24V direct current in the lithium battery into 220V alternating current, the output end of the inverter is connected with the circuit board, the inverter converts points in the lithium battery into a circuit board, a plurality of control circuits are distributed on the circuit board and electrically connected with a plurality of power output interfaces on the shell, and the circuit board distributes the points to each power output interface to realize the power supply of the power supply; as shown in fig. 1, the shell is distributed with: the system comprises a solar charging interface 3 and a charging socket 6 for charging an electric storage battery, an electric quantity indicating lamp 4 for displaying electric quantity, a searchlight socket 5 for connecting a searchlight, a searchlight switch 7 for controlling the searchlight socket to supply power, two USB output ports 2, two 220V five-hole alternating current output ports 1 and an alternating current control switch 8 for controlling the alternating current output ports to lose power.
The storage battery is connected with the trigger circuit, and the trigger circuit is electrically connected with the inverter; the circuit board is distributed with: the system comprises a DC-DC voltage reduction circuit, an alternating current control circuit, a searchlight control circuit and a USB interface circuit, wherein the DC-DC voltage reduction circuit is used for stabilizing and reducing the voltage of direct current of an electric storage battery and outputting the voltage, the alternating current control circuit is electrically connected with the DC-DC voltage reduction circuit, the output end of the alternating current control circuit is connected with an alternating current power supply port and used for alternating current power supply of external equipment, the searchlight control circuit is electrically connected with the DC-DC voltage reduction circuit and used for supplying power to the searchlight, the USB interface circuit is electrically connected with the DC-DC voltage reduction circuit and used for supplying power to a USB interface.
As shown in fig. 2, the flip-flop circuit includes: the power supply circuit comprises a triode Q3, a triode Q36 and a MOS (metal oxide semiconductor) tube Q35, wherein the base electrode of the triode Q3 is connected with a charging port of a storage battery through a resistor R9, a triode Q3 and a triode Q36 form a same-direction driving circuit, the triode Q36 is connected with the MOS tube Q35 and used for driving the MOS tube to be switched on and off, the current output end of the MOS tube Q36 is connected with an inverter and a fan power supply port, the base electrode of the triode Q3 is switched on when a signal is input and drives the triode Q36 to be switched on, the triode Q36 outputs a driving signal to the MOS tube Q35, the grid electrode of the MOS tube Q35 is pulled down and switched on, and voltage is output to the fan and the inverter; the base of the triode Q36 also inputs control signals of a probe lamp control switch and an alternating current control switch, and the probe lamp control switch and the alternating current control switch have control signals which are input to the triode Q36 and used for driving the triode Q36 to be conducted, so that the MOS tube Q35 is driven to be conducted.
As shown in fig. 3, the DC-DC voltage reduction circuit adopts a TPS54560 model regulator U8, a VCC pin of the regulator U8 is connected to a power supply port of the storage battery, a bootstrap capacitor C42 is connected between a BOOT pin and a SW pin, and the SW pin outputs a reduced voltage, which is shown as reducing a voltage of 24v and outputting a voltage of 12 v.
As shown in fig. 4, the ac control circuit includes a transistor Q47 and a MOS transistor Q19, a base of a transistor Q47 is connected to an ac control switch, a collector of the transistor Q47 is connected to 12V of voltage after being reduced by a DC-DC voltage reduction circuit through a pull-up resistor R224, a gate of the MOS transistor Q19 is connected to a collector of a transistor Q47, a source of a transistor Q19 is connected to 12V of voltage after being reduced by the DC-DC voltage reduction circuit, and a drain of the transistor Q19 is connected to an ac output port shown in fig. 5, so that 220V of external equipment is supplied with power when the explosion-venting jammer, a computer, a tablet, a mobile phone and the like are charged in the field, when the ac control switch is turned on, a signal is obtained at the base of the transistor Q47, and the gate voltage of the MOS transistor Q19 is pulled low and conducted; an LED indicator lamp D29 is connected between the drain electrode of the MOS tube Q19 and the emitter electrode of the triode Q47, the source electrode of the MOS tube Q19 is connected to the anode of the LED indicator lamp D11, the cathode of the LED indicator lamp D11 is grounded, and the on-off state of the alternating current control circuit is indicated through the two LED indicator lamps.
As shown in fig. 6, the searchlight control circuit includes a triode Q6 and a MOS transistor Q5, a base of the triode Q6 is connected to the searchlight control switch, a collector is connected to a gate of the MOS transistor Q5 and a pull-up resistor R29 after passing through a voltage-dividing resistor, the other end of the pull-up resistor R29 is connected to the 12v voltage after being stepped down by the DC-DC step-down circuit, a source of the MOS transistor Q5 is connected to the 12v voltage after being stepped down by the DC-DC step-down circuit, and a drain is connected to the searchlight control port shown in fig. 7, when the searchlight control switch is turned on, the base of the triode Q6 is turned on by a control signal, the gate of the MOS transistor Q5 is turned on after being pulled down, and a drain output signal supplies power to the searchlight control port.
As shown in fig. 8, the USB interface circuit includes a transistor Q2, a MOS transistor Q1, a probe control switch and a control signal of an ac control switch are input to a base of the transistor Q2, a collector is connected to a resistor R4, the other end of the resistor R4 is connected to a gate of the MOS transistor Q1 and a filter circuit, the other end of the filter circuit is connected to a 12v voltage after being stepped down by a DC-DC step-down circuit, a source of the MOS transistor Q1 is connected to a 12v voltage after being stepped down by the DC-DC step-down circuit, and a drain is connected to a USB power supply port, when a signal is input to the base of the transistor Q2, the gate voltage of the MOS transistor Q1 is pulled down, so that the MOS transistor Q1 is turned on, and the drain of the MOS transistor Q1 outputs a 5v voltage after being stepped down to the USB power supply port, thereby supplying power to an external device.
Still there is electric quantity display control circuit on the circuit board, and fig. 9 shows, and electric quantity display control circuit signal is used for receiving electric power storage battery change signal and feeds back to electric quantity display module, and electric quantity display control circuit includes: triode Q16, MOS pipe Q15, triode Q16's base connects the electric power storage battery charge port, spy lamp control switch, exchanges the control switch, triode Q16's collecting electrode connects resistance R33, resistance R33's another termination MOS pipe Q15's grid and resistance R34, resistance R34's another termination electric power storage battery power supply mouth, MOS pipe Q15's source connects electric power storage battery power supply mouth, the drain electrode connects the electric quantity display module, triode Q16 switches on when receiving voltage signal, drive MOS pipe Q15 switch on and output signal to the electric quantity display module.
The using method of the utility model is as follows: the charging interface connected with the mobile power supply through the power supply charger charges, the charging electric quantity is observed through the electric quantity display screen in the middle of the charger, and the charger is disconnected after the power supply is fully charged, so that the charger can be normally used.
Pressing the corresponding alternating current control switch to open the 220v alternating current output port, and connecting the electronic equipment to be charged; if it is darker at light, under the poor or night's of lighting condition, can be connected to corresponding searchlight lamp control port with the led emergency light of extra outfit on, alright provide sufficient light source with opening the emergency light to work under the environment of dark. The other side of the USB power supply port can charge the mobile phone, and a support is arranged beside the USB power supply port and can be used for placing the mobile phone when the mobile phone is charged; and finally, if the power supply is insufficient in electric quantity due to long-time use under the condition of external work, the power supply can be charged through the external solar charging panel so as to improve the endurance of the power supply.
Claims (7)
1. A multi-functional mobile power supply system comprising: the inverter input end is connected with the output end of the storage battery and used for converting the electric quantity of the storage battery; the output end of the inverter is connected with the circuit board and used for providing the converted battery power to the circuit board; the circuit board is connected with the power output interfaces and is used for connecting external electric equipment; the method is characterized in that: the electric storage battery is connected with the charging input port and is used for charging the battery; the storage battery is connected with the trigger circuit, and the trigger circuit is electrically connected with the inverter; the circuit board is distributed with: the system comprises a DC-DC voltage reduction circuit, an alternating current control circuit, a searchlight control circuit and a USB interface circuit, wherein the DC-DC voltage reduction circuit is used for stabilizing and reducing the direct current voltage of an electric storage battery and outputting the voltage, the alternating current control circuit is electrically connected with the DC-DC voltage reduction circuit, the output end of the alternating current control circuit is connected with an alternating current power supply port and used for alternating current power supply of external equipment, the searchlight control circuit is electrically connected with the DC-DC voltage reduction circuit, the searchlight control circuit is used for supplying power to the searchlight, the USB interface circuit is electrically connected with the DC-DC voltage reduction circuit, and the USB interface circuit is used for supplying power to the USB interface.
2. The multi-functional mobile power supply system of claim 1, wherein: the trigger circuit includes: triode Q3, triode Q36, MOS pipe Q35, triode Q3 base connect the electric power storage battery port of charging through resistance R9, triode Q3 constitutes syntropy drive circuit with triode Q36, and the control signal of spy lamp control switch, alternating current control switch is still input to triode Q36's base, and triode Q36 is connected with MOS pipe Q35 for the break-make of drive MOS pipe, and the current output termination of MOS pipe Q36 is inverter, fan power supply port.
3. The multi-functional mobile power supply system of claim 2, wherein: the DC-DC voltage reduction circuit adopts a TPS54560 type voltage stabilizer U8, a VCC pin of the voltage stabilizer U8 is connected with a power supply port of the storage battery, a bootstrap capacitor C42 is connected between a BOOT pin and a SW pin, and the SW pin outputs the voltage after voltage reduction.
4. A multi-functional mobile power supply system according to claim 3, characterized in that: the alternating current control circuit comprises a triode Q47 and an MOS tube Q19, the base electrode of a triode Q47 is connected with an alternating current control switch, the collector electrode of the triode Q47 is connected with the voltage reduced by the DC-DC voltage reduction circuit through a pull-up resistor R224, the grid electrode of the MOS tube Q19 is connected with the collector electrode of the triode Q47, the source electrode of the MOS tube Q19 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and the drain electrode of the MOS tube Q19 is connected with an alternating current output port.
5. A multi-functional mobile power supply system according to claim 3, characterized in that: the searchlight control circuit comprises a triode Q6 and an MOS tube Q5, the base electrode of the triode Q6 is connected with a searchlight control switch, the collector electrode of the triode Q5 is connected with the grid electrode of the MOS tube Q5 and a pull-up resistor R29 after passing through a voltage-dividing resistor, the other end of the pull-up resistor R29 is connected with the voltage reduced by a DC-DC voltage reduction circuit, the source electrode of the MOS tube Q5 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and the drain electrode of the MOS tube Q5 is connected with a searchlight control port.
6. A multi-functional mobile power supply system according to claim 3, characterized in that: the USB interface circuit comprises a triode Q2 and an MOS tube Q1, a control signal of a probe control switch and an alternating current control switch is input into the base electrode of the triode Q2, a collector electrode is connected with a resistor R4, the other end of the resistor R4 is connected with the grid electrode of an MOS tube Q1 and a filter circuit, the other end of the filter circuit is connected with the voltage reduced by a DC-DC voltage reduction circuit, the source electrode of the MOS tube Q1 is connected with the voltage reduced by the DC-DC voltage reduction circuit, and the drain electrode of the MOS tube Q1 is connected with a USB power supply port.
7. The multi-functional mobile power supply system of claim 2, wherein: still distribute electric quantity display control circuit on the circuit board, electric quantity display control circuit signal is used for receiving electric power storage battery change signal and feeds back to electric quantity display module, electric quantity display control circuit includes: the power supply device comprises a triode Q16 and a MOS tube Q15, wherein the base electrode of a triode Q16 is connected with a charging port of a storage battery, a probe lamp control switch and an alternating current control switch, the collector electrode of the triode Q16 is connected with a resistor R33, the other end of a resistor R33 is connected with the grid electrode of an MOS tube Q15 and a resistor R34, the other end of the resistor R34 is connected with a power supply port of the storage battery, and the source electrode of an MOS tube Q15 is connected with a power supply port of the storage battery and the drain electrode of the MOS tube Q15 is connected with a power display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121228132.1U CN215733534U (en) | 2021-06-03 | 2021-06-03 | Multifunctional mobile power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121228132.1U CN215733534U (en) | 2021-06-03 | 2021-06-03 | Multifunctional mobile power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215733534U true CN215733534U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121228132.1U Active CN215733534U (en) | 2021-06-03 | 2021-06-03 | Multifunctional mobile power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215733534U (en) |
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2021
- 2021-06-03 CN CN202121228132.1U patent/CN215733534U/en active Active
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