CN215733535U - Multifunctional portable mobile power supply system - Google Patents
Multifunctional portable mobile power supply system Download PDFInfo
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- CN215733535U CN215733535U CN202121231283.2U CN202121231283U CN215733535U CN 215733535 U CN215733535 U CN 215733535U CN 202121231283 U CN202121231283 U CN 202121231283U CN 215733535 U CN215733535 U CN 215733535U
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Abstract
The utility model discloses a multifunctional portable mobile power supply system, which relates to the field of power supplies and comprises: the lithium battery management module is used for realizing power supply and energy storage of the whole system and preventing overcharge and overdischarge of the lithium battery; and the USB output module is used for outputting 5V direct current through the USB interface. The DC-DC module is used for outputting 12V direct current; the DC-AC inversion module is used for inverting the direct current output by the lithium battery into alternating current through an inversion technology so as to supply power to external alternating current electric equipment; compared with the prior art, the utility model has the beneficial effects that: the multifunctional portable mobile power supply system has the characteristics of small structural size, convenience in carrying, more energy storage and more complete functions compared with a common mobile power supply, realizes charging or power supply for mobile phones, LED (light emitting diode) lighting, notebook computers, digital cameras and other related electronic products, improves the cruising ability of electronic equipment, is multifunctional and easy to carry, and has certain application value.
Description
Technical Field
The utility model relates to the field of power supplies, in particular to a multifunctional portable mobile power supply system.
Background
With the increasing intellectualization and the multi-purpose of electronic products, people have higher and higher requirements on the power endurance of the electronic products. Besides increasing the endurance of the electronic product itself, a multifunctional portable mobile power source is also needed to increase the endurance of the electronic product.
The common mobile power supply only has the function of charging electronic equipment with related charging specifications such as a mobile phone and the like, and has certain limitation. However, the charging or power supply of the LED powered lighting, the notebook computer, the digital camera and other related electronic products still requires a specific charging device, and too many charging devices are inconvenient to carry during traveling and need improvement.
Disclosure of Invention
The present invention is directed to a multifunctional portable power supply system, so as to solve the problems in the background art.
In order to achieve the purpose, the utility model provides the following technical scheme:
a multi-functional portable power supply system comprising:
the lithium battery management module is used for realizing power supply and energy storage of the whole system and preventing overcharge and overdischarge of the lithium battery;
the LCD display module is used for displaying the running state of the system under the charging and discharging conditions through the liquid crystal display screen;
and the USB output module is used for outputting 5V direct current through the USB interface.
The DC-DC module is used for outputting 12V direct current;
the DC-AC inversion module is used for inverting the direct current output by the lithium battery into alternating current through an inversion technology so as to supply power to external alternating current electric equipment;
and the charging control module is used for enabling alternating-current voltage to enter the lithium battery through an external AC-DC charger and a charging loop so as to achieve the effect of electricity supplementing and energy storing of the lithium battery.
And the switch relay control module is used for realizing the on and off of alternating current and direct current output and LCD display through the matching of the switch and the relay.
As a still further scheme of the utility model: the first end of the lithium battery management module is connected with the switch relay control module, the second end of the lithium battery management module is connected with the LCD display module, the third end of the lithium battery management module is connected with the USB output module, the fourth end of the lithium battery management module is connected with the DC-DC module, the fifth end of the lithium battery management module is connected with the DC-AC inversion module, and the sixth end of the lithium battery management module is connected with the charging control module.
As a still further scheme of the utility model: the lithium battery management module comprises a lithium battery module. And the lithium battery module is used for storing electric energy and supplying the electric energy.
As a still further scheme of the utility model: the lithium battery management module includes a BMS module. And the BMS module is used for improving the utilization rate of the battery, preventing the battery from being overcharged and overdischarged and prolonging the service life of the battery.
As a still further scheme of the utility model: the lithium battery module is connected with the BMS module.
Compared with the prior art, the utility model has the beneficial effects that: the multifunctional portable mobile power supply system has the characteristics of small structural size, convenience in carrying, more energy storage and more complete functions compared with a common mobile power supply, realizes charging or power supply for mobile phones, LED (light emitting diode) lighting, notebook computers, digital cameras and other related electronic products, improves the cruising ability of electronic equipment, is multifunctional and easy to carry, and has certain application value.
Drawings
Fig. 1 is a schematic diagram of a multifunctional portable mobile power supply system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1: referring to fig. 1, a multifunctional portable mobile power system includes:
the lithium battery management module is used for realizing power supply and energy storage of the whole system and preventing overcharge and overdischarge of the lithium battery;
the LCD display module is used for displaying the running state of the system under the charging and discharging conditions through the liquid crystal display screen;
and the USB output module is used for outputting 5V direct current through the USB interface.
The DC-DC module is used for outputting 12V direct current;
the DC-AC inversion module is used for inverting the direct current output by the lithium battery into alternating current through an inversion technology so as to supply power to external alternating current electric equipment;
the charging control module is used for enabling alternating voltage to enter the lithium battery through an external AC-DC charger and a charging loop so as to achieve the effect of electricity supplementing and energy storing of the lithium battery;
and the switch relay control module is used for realizing the on and off of alternating current and direct current output and LCD display through the matching of the switch and the relay.
In this embodiment, a first end of the lithium battery management module is connected to the switch relay control module, a second end of the lithium battery management module is connected to the LCD display module, a third end of the lithium battery management module is connected to the USB output module, a fourth end of the lithium battery management module is connected to the DC-DC module, a fifth end of the lithium battery management module is connected to the DC-AC inverter module, and a sixth end of the lithium battery management module is connected to the charging control module.
The LCD module judges the residual electric quantity of the lithium battery according to the voltage of the lithium battery; the DC-DC module can adopt a voltage stabilizer with the model of 7812 to stably output 12V voltage; the DC-AC inverter module can select a unidirectional full-bridge inverter circuit to achieve the effect of generating alternating current; the charging control module converts 220V alternating current into stable direct current through a transformer, a rectifier and a filter to charge the lithium battery; the USB output module selects a voltage stabilizer with the model number of LM2576-5.0 to output stable 5V voltage.
In this embodiment, the lithium battery management module includes a lithium battery module.
And the lithium battery module is used for storing electric energy and supplying the electric energy. The lithium battery module is formed by three strings of lithium batteries together, and can output and store enough electric energy.
In the present embodiment, the lithium battery management module includes a BMS module.
And the BMS module is used for improving the utilization rate of the battery, preventing the battery from being overcharged and overdischarged and prolonging the service life of the battery. The BMS module also has three strings of BMSs (battery management systems), and one string of BMSs corresponds to one string of lithium batteries and monitors the battery state.
In this embodiment, the lithium battery module is connected to the BMS module.
The lithium battery is matched with the BMS to prolong the service life of the lithium battery.
The working principle of the utility model is as follows: the lithium battery management system is used for storing electric energy and supplying power to an electric appliance, the residual electric quantity of the lithium battery is displayed through the LCD display module, the LCD display module is controlled through the switch relay control module, the USB output module, the DC-DC module and the DC-AC module are opened and closed, the USB output module outputs 5V voltage to charge equipment (such as a mobile phone) charged through the USB, the DC-DC module outputs 12V voltage to be used by a direct current electric appliance, the DC-AC inversion module outputs alternating current to be used by an alternating current electric appliance, and the charger control module converts 220V voltage into stable direct current to charge the lithium battery.
Embodiment 2, on the basis of embodiment 1, the 12V direct current output by the DC-DC module is adjustable, and the 5V voltage output by the USB output module is adjustable, thereby ensuring suitability for different electrical products.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a multi-functional portable power source system which characterized in that:
this multi-functional portable power source system includes:
the lithium battery management module is used for realizing power supply and energy storage of the whole system and preventing overcharge and overdischarge of the lithium battery;
the LCD display module is used for displaying the running state of the system under the charging and discharging conditions through the liquid crystal display screen;
the USB output module is used for outputting 5V direct current through a USB interface;
the DC-DC module is used for outputting 12V direct current;
the DC-AC inversion module is used for inverting the direct current output by the lithium battery into alternating current through an inversion technology so as to supply power to external alternating current electric equipment;
the charging control module is used for enabling alternating-current voltage to enter the lithium battery through an external AC-DC charger and a charging loop so as to achieve the effect of electricity supplementing and energy storing of the lithium battery;
and the switch relay control module is used for realizing the on and off of alternating current and direct current output and LCD display through the matching of the switch and the relay.
2. The system according to claim 1, wherein a first terminal of the lithium battery management module is connected to the switching relay control module, a second terminal of the lithium battery management module is connected to the LCD display module, a third terminal of the lithium battery management module is connected to the USB output module, a fourth terminal of the lithium battery management module is connected to the DC-DC module, a fifth terminal of the lithium battery management module is connected to the DC-AC inverter module, and a sixth terminal of the lithium battery management module is connected to the charging control module.
3. The system of claim 1, wherein the lithium battery management module comprises a lithium battery module.
4. The system of claim 1, wherein the lithium battery management module comprises a BMS module.
5. The multifunctional portable mobile power supply system according to claim 3 or 4, wherein the lithium battery module is connected to the BMS module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231283.2U CN215733535U (en) | 2021-06-03 | 2021-06-03 | Multifunctional portable mobile power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121231283.2U CN215733535U (en) | 2021-06-03 | 2021-06-03 | Multifunctional portable mobile power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215733535U true CN215733535U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121231283.2U Active CN215733535U (en) | 2021-06-03 | 2021-06-03 | Multifunctional portable mobile power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215733535U (en) |
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2021
- 2021-06-03 CN CN202121231283.2U patent/CN215733535U/en active Active
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