CN206673630U - Portable power source - Google Patents
Portable power source Download PDFInfo
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- CN206673630U CN206673630U CN201720325000.8U CN201720325000U CN206673630U CN 206673630 U CN206673630 U CN 206673630U CN 201720325000 U CN201720325000 U CN 201720325000U CN 206673630 U CN206673630 U CN 206673630U
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Abstract
A kind of portable power source, including input interface, battery pack and the output interface being sequentially connected, voltage transformation module is connected between input interface and battery pack, described photovoltaic conversion module includes voltage conversion circuit, and described voltage conversion circuit includes high voltage converter circuitry parallel with one another, middle voltage conversion circuit, low pressure change-over circuit；Described high voltage converter circuitry is used to be converted into transmitting to battery pack after constant pressure by the high voltage direct current or High Level AC Voltage that receive from input interface to charge to it；Described middle voltage conversion circuit is used to the medium voltage DC received from input interface or middle pressure alternating current are converted into transmitting to battery pack after constant pressure and charge to it；Described low pressure change-over circuit is used to be converted into transmitting to battery pack after constant pressure by the low-voltage DC or low-voltage AC that receive from input interface to charge to it.The input voltage range of portable power source in the utility model is more compared with wide and type, and the electricity supplement of portable power source is convenient.
Description
Technical field
It the utility model is related to power technique fields, more particularly to a kind of portable power source.
Background technology
The modern life be unable to do without electricity, and especially as the increase of various mobile devices, the importance of portable power source is increasingly convex
Aobvious, portable power source is a kind of portable charger for integrating power supply and charge function, in order to avoid each class of electronic devices
Battery electric quantity deficiency, when people go out, it is inevitable to carry portable power source, but the time of once going out is longer, portable power source
When electricity is used up, now if necessary to give portable power source charging, that can be used as supplement portable power source electricity the energy compared with
It is few, because the input range of such portable power source is smaller, generally requires and it is charged using common 220V exchange interfaces,
And 220V exchange interfaces are typically difficult to find that in the wild, and other power interfaces are not necessarily also applied for filling to portable power source
Electricity, therefore portable power source electricity supplement is very inconvenient.
Utility model content
It is wider that the utility model provides a kind of input voltage range, and electricity supplements convenient portable power source.
Technical solution adopted in the utility model is：A kind of portable power source, including input interface, the battery being sequentially connected
Group and output interface, are connected with voltage transformation module between input interface and battery pack, and described photovoltaic conversion module includes
Voltage conversion circuit, described voltage conversion circuit include high voltage converter circuitry parallel with one another, middle voltage conversion circuit, low pressure and turned
Change circuit；Described high voltage converter circuitry is used to change the high voltage direct current or High Level AC Voltage that receive from input interface
Transmitted after into constant pressure to battery pack and it is charged；Described middle voltage conversion circuit is used in being received from input interface
Pressure direct current or middle pressure alternating current are converted into transmitting to battery pack after constant pressure charging to it；Described low pressure change-over circuit
For the low-voltage DC or low-voltage AC that are received from input interface to be converted into transmitting to battery pack to it after constant pressure
Charged.
After above technical scheme, the utility model has advantages below compared with prior art：
The electricity supplement of portable power source in the utility model uses direct current or high pressure, middle pressure, low pressure in exchange,
High pressure, middle pressure, low-tension supply signal may be used to enter battery pack after corresponding voltage conversion circuit is converted into constant pressure
Row charging, therefore the input voltage range of portable power source is more compared with wide and type, the electricity supplement of portable power source is convenient.
As an improvement, described portable power source includes control display module；Described voltage transformation module includes input and examined
Switching circuit is surveyed, described input detection switching circuit one end is connected with input interface, and the other end is connected with voltage conversion circuit,
Also one end is connected with control display module；Described input detection switching circuit includes high pressure detection switching electricity parallel with one another
Road, middle pressure detection switching circuit and low pressure detection switching circuit.With the work shape of control display module control input detection circuit
State, realize intelligent management.
As an improvement, the voltage transformation module also includes secondary power supply constant current constant voltage fast charge change-over circuit, described two
Level power supply constant current constant voltage fast charge change-over circuit one end is connected with voltage conversion circuit, and the other end is connected with battery pack.Secondary power supply
Constant current constant voltage fast charge change-over circuit is used to improve charge rate, reduces the charging interval.
As an improvement, described control display module is cut according to the input voltage selection high pressure detection received from input interface
Change and turned on all the way corresponding in circuit, middle pressure detection switching circuit and low pressure detection switching circuit three.That is only simultaneously
Have what is be to turn on all the way, avoid other two-way because input voltage numerical value is not corresponding and caused by voltage conversion circuit burn.
As an improvement, described portable power source also includes power transfer module, described output interface be it is multiple, it is described
Power transfer module includes a plurality of power-switching circuit parallel with one another, described every power-switching circuit one end and battery pack
It is connected, other end is connected with output interface.Multiple output interfaces are set, while utilize a plurality of power-switching circuit conversion voltage
Signal, the versatility of output interface is added, improve the discharging efficiency of portable power source.
As an improvement, described output interface includes, USB output interfaces, constant current output interface, constant pressure output interface, perseverance
Flow constant pressure output interface.More different types of output interface is covered, suitable for different equipment power supplies, versatility and reality
It is stronger with property.
As an improvement, described high pressure detection switching circuit be normally closed design, described middle pressure detects switching circuit and low
Pressure detection switching circuit is normally opened design, and interlocking is provided between described middle pressure detection switching circuit and low pressure detection switching circuit
Circuit.The reliability of input detection switching circuit is further increased, avoids the numerical value and voltage conversion circuit of input voltage
Voltage conversion circuit when scope is not to corresponding to, ensure that the security of voltage conversion operation.
As an improvement, a kind of described portable power source also includes output voltage current monitoring module and Ethernet interface, institute
The output voltage current monitoring module one end stated is connected with power transfer module, and other end is connected with output interface, and also one
End is connected with control display module；Described Ethernet interface is connected with control display module.Described output voltage electric current prison
Surveying module can be sent the data such as the power supply state of battery pack, output voltage current operating parameter state by Ethernet interface
To smart clients such as mobile phones, it is easy to user to monitor each item data of portable power source in real time.
As an improvement, the number range of described input voltage is 12-420VDC or 10-300VAC.Cover field ring
Common voltage range in border.
As an improvement, described low-voltage DC or the voltage range of low-voltage AC are 12-90VDC or 10-
65VAC；Described medium voltage DC or the voltage range of middle pressure alternating current are 91-180VDC or 66-130VAC；Described
The voltage range of high voltage direct current or High Level AC Voltage is 181-420VDC or 131-300VAC.It provide the user more accurate
True voltage uses reference value, is easy to the proper use of portable power source of user.
Brief description of the drawings
Fig. 1 is the utility model overall structure block diagram
Fig. 2 is input detection switching circuit schematic diagram
Fig. 3 is high voltage converter circuitry, middle voltage conversion circuit or low pressure change-over circuit schematic diagram
Embodiment
As shown in figure 1, a kind of portable power source, including input interface, battery pack and the output interface being sequentially connected, inputting
Voltage transformation module is connected between interface and output interface, voltage conversion mould is connected between input interface and battery pack
Block, described photovoltaic conversion module include voltage conversion circuit, and described voltage conversion circuit turns including high pressure parallel with one another
Change circuit, middle voltage conversion circuit, low pressure change-over circuit；Described high voltage converter circuitry is used for the height that will be received from input interface
Pressure direct current or High Level AC Voltage are converted into transmitting to battery pack after constant pressure charging to it；Described middle voltage conversion circuit
For the medium voltage DC received from input interface or middle pressure alternating current to be converted into transmitting to battery pack to it after constant pressure
Charged；Described low pressure change-over circuit is used to turn the low-voltage DC or low-voltage AC that receive from input interface
Change into transmit to battery pack after constant pressure and it is charged.That is voltage transformation module will receive not from input interface
The input voltage of same type and scope is converted into transmitting to battery pack after constant pressure charging to it.
Described portable power source includes control display module；Described voltage transformation module includes input detection switching electricity
Road, described input detection switching circuit one end are connected with input interface, and the other end is connected with voltage conversion circuit, also one end
It is connected with control display module；Described input detection switching circuit includes high pressure detection switching circuit parallel with one another, middle pressure
Detect switching circuit and low pressure detection switching circuit.Described control display module is according to the input electricity received from input interface
The numerical value of pressure, automatic detection simultaneously transmit the input voltage signal to corresponding high voltage converter circuitry, middle voltage conversion circuit, low pressure
Change-over circuit.Described high pressure detection switching circuit is normally closed design, and described middle pressure detection switching circuit and low pressure detection are cut
It is normally opened design to change circuit, and interlock circuit is provided between described middle pressure detection switching circuit and low pressure detection switching circuit.It is high
Pressure detection switching circuit is normally closed design, itself under-voltage protection pinning when inputting mesolow, ensures high pressure detection switching circuit not
Work, middle pressure detection switching circuit be normally opened design, and input high pressure Shi Ci roads electric-controlled switch is obstructed, and itself is under-voltage during input low pressure
Protection is pinned, and middle pressure detection switching circuit be normally opened design, and input high pressure Shi Ci roads electric-controlled switch is obstructed, in input during pressure itself
Overvoltage protection pins, and is provided with interlock circuit between middle pressure detection switching circuit and low pressure detection switching circuit, detection is pressed in guarantee
Switching circuit is only connected all the way simultaneously with low pressure detection switching circuit.
Described portable power source includes secondary power supply constant current constant voltage fast charge change-over circuit, laggard from voltage conversion circuit power taking
The quick charge of row secondary power supply constant current constant voltage is converted, and quick charge, and built-in intelligence are carried out using high pressure and high current mode
Whether single-chip microcomputer managing chip, the current charging equipment charging voltage of automatic identification and support fast charge.Using fast charge technology, significantly contract
In the short charging interval, realize fast power supplement.
Described battery pack is Intelligent lithium battery group, and multiple battery modules built in the battery pack are in parallel using Intelligent redundant
Technology provides supply of electric power, and battery modules are designed using overall package, and can realize powered hot plug installation, works as any of which
One battery modules breaks down or missing, can at any time replace, not influence the normal operation of battery pack, greatly enhance equipment
Reliability.The charging process of battery pack is divided into four-stage：Trickle charge, constant-current charge, constant-voltage charge and charging termination,
Wherein each battery modules are combined by the high-energy battery of more piece 18650 or polymer battery.
Described portable power source also includes power transfer module, and described output interface is multiple, described Power convert
Module includes a plurality of power-switching circuit parallel with one another, and described every power-switching circuit one end is connected with battery pack, separately
Outer one end is connected with output interface.Described output interface includes, and USB output interfaces, constant current output interface, constant pressure output connect
Mouth, constant current constant voltage output interface, described output interface correspond with every power-switching circuit.Power-switching circuit is by electricity
Source signal is converted into the voltage type corresponding with output interface, is exported finally by output interface to corresponding equipment.It is described
USB output interfaces use newest USB consensus standards, the USB power receiving equipments of compatibility more than 99%.Described constant current output connects
Mouth, constant pressure output interface, constant current constant voltage output interface, provide constant current, constant pressure, three kinds of constant current constant voltage different output moulds respectively
Formula, and can be with external conditioned circuit, conditioned circuit is used to adjust different voltage output parameters, is suitable for a greater variety of set
Standby, versatility is higher.
Described portable power source also includes output voltage current monitoring module and Ethernet interface, described output voltage electricity
Stream monitoring modular one end is connected with power transfer module, and other end is connected with output interface, and also one end shows mould with control
Block is connected；Described Ethernet interface is connected with control display module.Described output voltage current monitoring module onboard data
The data such as the power supply state of battery pack, output voltage current operating parameter state can be sent to control and show mould by detection unit
Block, control display module per the output parameter of road output interface and can show battery various parameters information with timing controlled.It is described
Output voltage current monitoring module can also be by Ethernet interface by the power supply state of battery pack, output voltage current work
The data such as parameter state send SmartClient and monitored in real time for user, and described Ethernet interface includes wired and wireless two kinds
Communication pattern.
Described movable power shell is using double-deck aviation-grade magnalium, magnesium alloy material, liner high-strength special type fiber
Kevlar, designed for strengthening the compression strength of movable power shell, while using multiple waterproof, for example, internal circuit is prevented
Water spraying, internal diversion groove waterproof, circuit monitoring waterproof etc., ensure that portable power source still can under the severe environmental conditions such as sleet
With normal use.Described portable power source can also set high-light flashlight module, stronger for field illuminating, practicality.
Described low-voltage DC or the voltage range of low-voltage AC are 12-90VDC or 10-65VAC；In described
It is 91-180VDC or 66-130VAC to press the voltage range of direct current or middle pressure alternating current；Described high voltage direct current or height
The voltage range for pressing alternating current is 181-420VDC or 131-300VAC.Same interface compatibility is realized by voltage transformation module
The different voltage types such as direct current, alternating current and realize wide input voltage range.
In order to ensure the safety of field power taking, therefore EMC is connected between described input interface and voltage transformation module
Filtering and lightning protection circuit, described EMC filtering and lightning protection circuit include multistage lightning Protection circuit and surge voltage
Protection circuit, ensure that portable power source still can be with normal use under the adverse circumstances such as thunder and lightning.
As shown in Fig. 2 input detection switching circuit is designed with input, can be in 12-420VDC or 10-
Adapted to automatically in 300VAC input voltage ranges, circuit detects switching circuit, middle pressure detection switching circuit, low pressure by high pressure and detected
The part of switching circuit 3 forms.Input voltage passes through optocoupler by EMC filter rectifications into DC voltage VIN, control display module
U1 isolation detection voltages VIN.Such as when input voltage takes 181VDC, 300VDC, 420VDC, 131VAC, 215VAC, 300VAC
Deng when, control display module judge input voltage signal in 181-420VDC or 131- by detecting DC voltage VIN
In 300VAC sections, control display module sends instruction, is closed by optocoupler U2 isolation control switch S1, opens high pressure conversion electricity
Road；Simultaneously by diode D4 one-way conduction functions, pin optocoupler U3 and U4 and do not work, it is ensured that in the situation of switch S1 closures
Under, switch S2 and S3 will not be closed, to ensure that high tension voltage will not be loaded on middle voltage conversion circuit and low pressure change-over circuit.When
When input voltage takes 91VDC, 135VDC, 180VDC, 66VAC, 98VAC, 130VAC etc., control display module will detect that defeated
Enter voltage signal in 91-180VDC or 66-130VAC sections, then send instruction, pass through optocoupler U3 isolation control switch S2
Closure, voltage conversion circuit in unlatching, while pin optocoupler U4 and do not work, it is ensured that in the case of switch S2 closures, switch S3 is not
It can close, it is ensured that middle piezoelectricity pressure is not added on low pressure change-over circuit.When input voltage take 12VDC, 52VDC, 90VDC, 10VAC,
When 38VAC, 65VAC, control display module will detect that input voltage signal in 12-90VDC or 10-65VAC sections,
Then instruction is sent, is closed by optocoupler U4 isolation control switch S3, opens low pressure change-over circuit.Switching circuit is detected in input
Input be terminated with bridge heap, therefore do not have in input interface to distinguish control source polarity, avoid the mobile electricity caused by incorrect polarity
Source is damaged.
As shown in figure 3, after DC voltage input, power tube is controlled to coordinate inductance by drive circuit 1, by input voltage
A stable voltage is raised to, then zero voltage convert technology is utilized by drive circuit 2, control power tube coordinates transformer, will
Energy is transferred to primary side, then utilizes synchronous rectification by drive circuit 3, controls power tube, and transformer is become and swapped out
The voltage commutation come, by opto-coupled feedback, forms closed loop circuit into stable voltage output, it is ensured that in the case where load changes, voltage is steady
It is fixed, voltage conversion is completed, input voltage now is converted into constant pressure, for being charged to battery pack.
Because the input voltage range of the portable power source in the utility model is wider, therefore can be easily from remote locations
In electric power facility on obtain power supply supply, described electric power facility is that AC network, double current generator, meter panel of motor vehicle are straight
Flow the fuel cells of making and bionical energy resource collecting equipment etc. such as power supply, DC adapter, methanol and ethanol.Described portable power source is prevented
Water, lightning protection, in the presence of a harsh environment can also normal use, it is practical.
Claims (10)
1. a kind of portable power source, including input interface, battery pack and the output interface being sequentially connected, it is characterised in that：Inputting
Voltage transformation module is connected between interface and battery pack, described photovoltaic conversion module includes voltage conversion circuit, described
Voltage conversion circuit includes high voltage converter circuitry parallel with one another, middle voltage conversion circuit, low pressure change-over circuit；Described high pressure turns
Circuit is changed to be used to be converted into transmitting to battery after constant pressure by the high voltage direct current or High Level AC Voltage that receive from input interface
Group charges to it；Described middle voltage conversion circuit is used for the medium voltage DC that will be received from input interface or middle pressure is handed over
Stream electricity is converted into transmitting to battery pack after constant pressure charging to it；Described low pressure change-over circuit is used to connect from input interface
The low-voltage DC or low-voltage AC received is converted into transmitting to battery pack after constant pressure charging to it.
A kind of 2. portable power source according to claim 1, it is characterised in that：Including controlling display module；Described voltage
Modular converter includes input detection switching circuit, and described input detection switching circuit one end is connected with input interface, the other end
It is connected with voltage conversion circuit, also one end is connected with control display module；Described input detection switching circuit includes mutual
High pressure detection switching circuit, middle pressure detection switching circuit and low pressure detection switching circuit in parallel.
A kind of 3. portable power source according to claim 1, it is characterised in that：The voltage transformation module also includes two level electricity
Source constant current constant voltage fast charge change-over circuit, described secondary power supply constant current constant voltage fast charge change-over circuit one end and voltage conversion circuit phase
Even, the other end is connected with battery pack.
A kind of 4. portable power source according to claim 2, it is characterised in that：Described control display module is according to from input
Input voltage selection high pressure detection switching circuit, middle pressure detection switching circuit and the low pressure detection switching circuit three of interface
In corresponding to turn on all the way.
A kind of 5. portable power source according to claim 1, it is characterised in that：Also include power transfer module；Described is defeated
Outgoing interface is multiple, and described power transfer module includes a plurality of power-switching circuit parallel with one another, described every power supply
Change-over circuit one end is connected with battery pack, and other end is connected with output interface.
A kind of 6. portable power source according to claim 5, it is characterised in that：Described output interface includes, and USB outputs connect
Mouth, constant current output interface, constant pressure output interface, constant current constant voltage output interface.
A kind of 7. portable power source according to claim 4, it is characterised in that：Described high pressure detection switching circuit is normally closed
Design, described middle pressure detection switching circuit and low pressure detection switching circuit are normally opened design, and the detection of described middle pressure switches electricity
Interlock circuit is provided between road and low pressure detection switching circuit.
A kind of 8. portable power source according to claim 2 or 5, it is characterised in that：Also include output voltage current monitoring mould
Block and Ethernet interface, described output voltage current monitoring module one end are connected with power transfer module, other end with it is defeated
Outgoing interface is connected, and also one end is connected with control display module；Described Ethernet interface is connected with control display module.
A kind of 9. portable power source according to claim 4, it is characterised in that：The scope of described input voltage is 12-
420VDC or 10-300VAC.
A kind of 10. portable power source according to claim 9, it is characterised in that：Described low-voltage DC or low pressure are handed over
The voltage range of stream electricity is 12-90VDC or 10-65VAC；Described medium voltage DC or the voltage range of middle pressure alternating current are
91-180VDC or 66-130VAC；Described high voltage direct current or the voltage range of High Level AC Voltage be 181-420VDC or
131-300VAC。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720325000.8U CN206673630U (en) | 2017-03-30 | 2017-03-30 | Portable power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720325000.8U CN206673630U (en) | 2017-03-30 | 2017-03-30 | Portable power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206673630U true CN206673630U (en) | 2017-11-24 |
Family
ID=60367239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720325000.8U Active CN206673630U (en) | 2017-03-30 | 2017-03-30 | Portable power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206673630U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667085A (en) * | 2017-03-30 | 2018-10-16 | 宁波乐邦斯比泰电源技术有限公司 | Mobile power |
| CN110970956A (en) * | 2018-09-30 | 2020-04-07 | Oppo广东移动通信有限公司 | Charging method, electronic device, charging device and charging system |
-
2017
- 2017-03-30 CN CN201720325000.8U patent/CN206673630U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108667085A (en) * | 2017-03-30 | 2018-10-16 | 宁波乐邦斯比泰电源技术有限公司 | Mobile power |
| CN108667085B (en) * | 2017-03-30 | 2024-02-20 | 宁波乐邦斯比泰电源技术有限公司 | Mobile power supply |
| CN110970956A (en) * | 2018-09-30 | 2020-04-07 | Oppo广东移动通信有限公司 | Charging method, electronic device, charging device and charging system |
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