CN112671209A

CN112671209A - Portable mobile power supply

Info

Publication number: CN112671209A
Application number: CN202011541739.5A
Authority: CN
Inventors: 莫杨彬
Original assignee: Suzhou Puqiu Intelligent Technology Co ltd
Current assignee: Suzhou Puqiu Intelligent Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-04-16

Abstract

The application provides a portable power source, includes: the photovoltaic module is used for outputting alternating current and charging by utilizing commercial power, the photovoltaic module or the commercial power is connected with the second connecting end, the first connecting end and the second connecting end are respectively and electrically connected with the energy storage battery and the control module, the light source module is electrically connected with the control module and acts based on the instruction of the control module, for example, the light source is turned on/off, and at least one output end is electrically connected with the energy storage battery and the control module so as to output electric energy outwards. This portable power source supports the commercial power and charges, can charge with the 60W photovoltaic cell board of being equipped with in the open air simultaneously, and the power supply is guaranteed. The mobile power supply can be used for charging electronic products such as intelligent electronics, and can provide temporary illumination in places such as the open air and a photovoltaic power station by utilizing illumination with a light source.

Description

Portable mobile power supply

Technical Field

The application relates to the technical field of power supplies, in particular to a portable mobile power supply.

Background

With the wide application of portable electronic devices (such as smart phones, tablet computers, etc.), the battery of the portable electronic device has a technical bottleneck, so that the battery has a very limited cruising ability, and a portable mobile power source (commonly called a charger) has an electricity storage unit to directly charge the portable electronic device, and is convenient to carry, so that the portable mobile power source is more and more widely used. The current portable mobile power supply is monotonous in function, and as a mixture of a charger and a standby battery, the portable mobile power supply generally only has input and output voltages of one level, such as 5V, and cannot meet the use requirements of places such as outdoors, power stations and the like.

Therefore, a new portable mobile power source is needed.

Disclosure of Invention

In view of the above problems, an object of the present invention is to provide a portable mobile power supply capable of outputting different voltages.

Therefore, the technical scheme adopted by the application is as follows:

a portable power supply, comprising: a body made of sheet metal, the top of which is provided with a handle,

a control module and an energy storage battery are arranged in the body,

one side end of the body is provided with:

a light source module disposed at the middle upper part of the end part,

a plurality of buttons disposed at a lower side of the light source module, the buttons being electrically connected to the control unit, respectively, and the light source module emitting light of a matching intensity when different buttons are pressed,

a second connecting end for connecting the photovoltaic module and charging by using the electric energy generated by photovoltaic power generation,

an output terminal for outputting a matched voltage of 5V or 12V, and

the first connection end is configured on the opposite side of the side end of the body and is used for being electrically connected with commercial power.

In one embodiment, the control module includes a communication module for connecting to a remote server or a smartphone.

In one embodiment, the communication module is a bluetooth module, a power line carrier module, a 4G module, or a ZIGBEE module.

In one embodiment, a plurality of heat dissipation holes are respectively disposed on two side surfaces of the body.

In one embodiment, the portable mobile power supply includes a BMS charging and discharging management unit integrated in a chip of the control module.

Advantageous effects

Compared with the prior art, the implementation mode provided by the application has the following advantages:

can be used for charging electronic products such as intelligent electronics and the like,

the LED lamp can provide temporary illumination outdoors, photovoltaic power stations and other places by utilizing illumination with a self-contained light source.

Drawings

The present application is further described with reference to the following figures and examples:

fig. 1 is a functional schematic diagram of a portable mobile power supply according to an embodiment of the present application;

fig. 2 and 3 are schematic structural diagrams of a portable mobile power supply according to an embodiment of the present application;

fig. 4 is a functional schematic of an integrated BMS of a control module of an embodiment of the present application;

FIG. 5 is a schematic diagram of a portion of a pin structure of a control module according to an embodiment of the present disclosure;

fig. 6 is a circuit topology schematic of passive equalization of the portable mobile power supply according to the embodiment of the present application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to the accompanying drawings in combination with the detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present application. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present application. It should be noted that, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, as if the terms "connected" and the like were used in the context of directly connecting, indirectly connecting (e.g., through intermediate members), or integrally connecting; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The application provides a portable mobile power source, it can connect commercial power or photovoltaic module and charge, and this portable mobile power source has communication module, and this communication module joinable smart machine or far-end server like this, and when it was used for the open air like photovoltaic power plant like this, but user remote control its light source of opening/close provides interim emergency lighting for maintaining etc.. The mobile power supply adopts a vehicle-mounted lithium iron phosphate battery, is very safe and has long service life.

The portable mobile power supply proposed by the present application is described in detail below with reference to the accompanying drawings.

Fig. 1 is a functional diagram of a portable mobile power supply, which includes:

a second connection end for connecting the photovoltaic module or the commercial power, and a first connection end arranged opposite to the second connection end for outputting alternating current, wherein the first connection end and the second connection end are respectively electrically connected with the energy storage battery and the control module,

a light source module electrically connected to the control module and acting based on the instruction of the control module, such as turning on/off the light source,

and the at least one output end is electrically connected with the energy storage battery and the control module so as to output electric energy to the outside. The output end outputs 5V or 12V voltage, the portable mobile power supply supports commercial power charging, meanwhile, a 10W photovoltaic cell panel can be used for charging outdoors, and power supply is guaranteed. The chip module of the control module integrates the BMS management function of the energy storage battery. This simplifies the circuit design. The energy storage battery adopts a vehicle-mounted lithium iron phosphate battery, is very safe and has long service life. The first connection terminal is electrically connected to an inverter module (not shown).

In one embodiment, the output is a USB port, a TYPE-C port, or the like.

In one embodiment, the portable mobile power supply further comprises a communication module, wherein the communication module is connected with the control module, and the intelligent gateway and the cloud server are connected through the communication module, so that a user can remotely control the mobile power supply (turn on/off a light source). Preferably, the communication module is a bluetooth module, a power line carrier module, a 4G module or a ZIGBEE module.

In an embodiment, the portable mobile power supply further includes an inverter module, an output end of the inverter module is electrically connected to the first connection end, the inverter module is electrically connected to the control module and acts based on a command of the inverter module, and the generated ac power is output through the first connection end.

The portable mobile power supply proposed by the present application is described next with reference to figures 2 and 3,

the portable mobile power supply 100 includes:

a power source body 101, the top of which is provided with a handle 103,

a light source module 104 is disposed on one side 101a of the main body, and a button 104c for controlling the light source module is disposed on the lower side of the main body, wherein the button 104c is used for adjusting the brightness of the light source module 104. An operation indicator lamp 104 a.

An electric quantity indicating unit 104b is disposed below the light source module 104.

A second connection terminal 107 for connecting to a photovoltaic module, which is charged by the electric energy generated by photovoltaic power generation or connected to commercial power, an output terminal 105/106,

wherein, the output terminal 105 is configured as a USB port, which outputs 5V voltage externally, the output terminal 106 is configured to output 12V voltage externally,

the first connection end 109 is disposed on the opposite side of the light source module 104 of the body 101, and is used for outputting alternating current (e.g., 220v/50 Hz). The body is provided with a control module, an energy storage battery and a communication module (not shown). In this embodiment, an LED display lamp is further disposed on the side end 101 to display the operating state of the portable mobile power source. The side end 101 is also provided with a switch button 108. A plurality of louvers 102 are respectively disposed on both side surfaces of the body.

In this embodiment, the control module includes a chip (in this embodiment, STM32F103C8T6 is used) which is in a rectangular shape having a package shape of LQFP48, and has 12pin pins arranged on each side thereof, and the chip is used to control charging of the portable power source and output a direct current or an alternating current to the outside. In this embodiment, the pins PA4, PA5, PA6, and PA7 of the chip (a schematic diagram of a part of the pins is shown in fig. 4) are used to collect the voltage information of the battery cell through the lead wires respectively, and the pin PB0 is used to collect the total voltage information of the energy storage battery through the lead wires. The pins PB3, PB4, PB5 and PB6 of the chip are respectively connected with a relay as a control pin for passive balance of the energy storage battery (see FIG. 5).

As shown in fig. 6, in the present embodiment, 4 paths of passive equalization (matching with the electric core of the corresponding energy storage battery) are adopted, each path is configured with a switch, the topology configured in each path is the same (only the serial numbers of the components are different), and only one path is described below.

The switch U4 has a first terminal A electrically connected to the resistor R11 and the power supply terminal (3.3V),

a second terminal C electrically connected to a RELAY (RELAY) and further connected to one of pins PB3, PB4, PB5 and PB6,

a third terminal Co electrically connected to the resistor R12 and further connected to a battery cell (not shown),

and a fourth end E electrically connected to the LED indicator LED8 and further connected to an electrical core (not shown).

If the voltage of the cell connected with the RELAY exceeds a preset value, the RELAY (RELAY) triggers the resistor R11 to consume the exceeding electric energy. The resistance of the resistor R11 is selected to be 1K omega, and the resistance of the resistor R12 is selected to be 100 omega.

In one embodiment, the body is made of a metal plate.

The above embodiments are merely illustrative of the technical concepts and features of the present application, and the purpose of the embodiments is to enable those skilled in the art to understand the content of the present application and implement the present application, and not to limit the protection scope of the present application. In the above embodiments, the first monitoring module/the second monitoring module may be collectively referred to as a monitoring module. All equivalent changes and modifications made according to the spirit of the present application are intended to be covered by the scope of the present application.

Claims

1. A portable power supply, comprising: a body made of sheet metal, the top of which is provided with a handle,

a control module and an energy storage battery are arranged in the body,

one side end of the body is provided with:

a light source module disposed at the middle upper part of the end part,

an output terminal for outputting a matched voltage of 5V or 12V, and

the first connecting end is arranged on the opposite side of the side end of the body and used for outputting alternating current.

2. The portable power supply of claim 1, comprising: the control module comprises a communication module which is used for connecting a remote server or a smart phone.

3. The portable power supply of claim 2, wherein the communication module is a bluetooth module, a power line carrier module, a 4G module, or a ZIGBEE module.

4. The portable power supply of claim 1,

a plurality of heat dissipation holes are respectively arranged on the two side surfaces of the body.

5. The portable power supply of claim 1, comprising a BMS charge and discharge management unit integrated in a chip of the control module.

6. The portable power supply as recited in claim 5, wherein the control module comprises at least one passive equalization circuit, the passive equalization circuit comprising:

a switch U4, the switch U4 has

A first terminal A electrically connected to the resistor R11 and connected to the power supply terminal,

a second terminal C electrically connected to the relay and further connected to a predetermined pin of the chip,

a third terminal Co electrically connected to the resistor R12 and further connected to the battery cell,

a fourth end E electrically connected with the LED8 for further connection to the battery cell,

and if the voltage of the cell connected with the sampling relay exceeds a preset value, triggering the relay to consume the exceeding electric energy through a resistor R11.

7. The portable power supply of claim 6,

the resistance value of the resistor R11 is 1K omega, and the resistance value of the resistor R12 is 100 omega.

8. The portable mobile power supply of claim 1, further comprising an inverter module, wherein an output end of the inverter module is electrically connected to the first connection end, the inverter module is electrically connected to the control module and acts based on a command of the control module, and the generated ac power is output through the first connection end.