CN207339767U - A kind of photovoltaic charging unit of sliceable extension - Google Patents
A kind of photovoltaic charging unit of sliceable extension Download PDFInfo
- Publication number
- CN207339767U CN207339767U CN201720844747.4U CN201720844747U CN207339767U CN 207339767 U CN207339767 U CN 207339767U CN 201720844747 U CN201720844747 U CN 201720844747U CN 207339767 U CN207339767 U CN 207339767U
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- solar energy
- magnetic
- charging unit
- circuit board
- magnetic interfaces
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- 230000005389 magnetism Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 description 11
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of photovoltaic charging unit of sliceable extension, belong to photovoltaic art, by first two parts of solar energy circuit circuit board, the intelligent charge of magnetic interfaces, the solar energy circuit circuit board of magnetic interfaces is connected with intelligent charge head by the magnetic conductive interface with conducting function, is connected between the solar energy circuit circuit board of magnetic interfaces by magnetic conductive interface.It is highly susceptible to power capacity extension and Interface Expanding, it is only necessary to which simple magnetic interfaces can be completed to be electrically connected, it is not necessary to extra conducting wire and connector.Meanwhile when carrying out the extension of module, each side of the solar energy circuit circuit board of magnetic interfaces can be carried out the extension connection of module, realize the splicing extension of any direction.
Description
Technical field
Photovoltaic art is the utility model is related to, more particularly to a kind of photovoltaic charging unit of sliceable extension.
Background technology
With the development of the society, people are to the mobile communication equipments such as mobile phone, laptop, digital camera, digital product
Demand it is growing, these equipment are required for using battery, therefore also growing to the demand of charger.Hand in recent years
The update of the portable sets such as machine, laptop, digital camera is frequent, result in these equipment to the capacity of battery and
Performance is put forward higher requirements, but the slow development of battery seriously constrains the stand-by time of these portable sets.Especially
It is for carrying out outdoor study person, the mobile equipment such as mobile phone, digital camera, flashlight becomes personal effects,
Open air without fixation regulated power supply to these equipment charges, when limiting the work of these equipment due to battery capacity problem
Between.Under the form of global energy crisis, the environmental protection and energy saving consciousness of people constantly improves, and new energy is developed plus government
Vigorously support, it is necessary to propose that one kind is portable, simply, practical photovoltaic charging unit.
Existing sun charging unit, although can realize the function of charging, there are the problem of several aspects：
(1) power density is low, and energy conversion efficiency is low, can not make full use of solar energy；(2) scalability of device and extension facilitate
Property is not strong；(3) power quality is poor, and voltage and current stability is poor, and control accuracy is low, this is by as digital product and equipment
Stealthy killer, influences the service life of digital product and equipment；(4) MPPT maximum power point tracking functional intellectualization degree is very weak.
Utility model content
The utility model is to solve the above problems to provide a kind of photovoltaic charging unit of sliceable extension, is realized high
Efficiency, high accuracy, high stability and the function of solar charging for being easy to extension, can realize according to the demand of user and increase or decrease
Photovoltaic charging unit and photovoltaic charging unit female, extend output power and USB interface quantity, so as to more
The portable electron devices such as more mobile phone, notebook charge.
The utility model solves the above problems by the following technical programs：
A kind of photovoltaic charging unit of sliceable extension, by the solar energy circuit circuit board of magnetic interfaces, intelligence
Two parts of charging head, solar energy circuit circuit board and the intelligent charge head of magnetic interfaces pass through the magnetic with conducting function
Property conductive interface connection, connected by magnetic conductive interface between the solar energy circuit circuit board of magnetic interfaces；
Intelligent charge head includes MCU control cores module, DC/DC modules, electric current and voltage acquisition module and charging interface,
The voltage output end of the input terminal of the DC/DC modules and the solar energy circuit circuit board of magnetic interfaces connects, DC/DC modules
Control terminal is connected with MCU control core modules；DC/DC modules are controlled by gathering port through electric current and voltage acquisition module with MCU
Nucleus module connection processed；Charging interface is connected with DC/DC module output terminals；
The solar energy circuit circuit board of magnetic interfaces, using the structure of polygon, by electronic circuit, magnetic interfaces and the sun
Energy cell piece is integrated, and the solar energy circuit circuit board of magnetic interfaces is formed, in the solar energy circuit circuit board of magnetic interfaces
Each side on set two have conducting function magnetic interfaces, one of them is cathode, the other is anode；Magnetic interfaces
Solar energy circuit circuit board each edge can serve as the solar energy circuit circuit boards of expansion interface and other magnetic interfaces into
Row connection, realizes the extension splicing of any direction.
In such scheme, preferably intelligent charge head further includes display module, display module and MCU control core moulds
Block connects.
In such scheme, the magnetism of the preferably identical magnetic interfaces of conductive electrode is opposite.
In such scheme, preferably charging interface is USB port.
DC/DC modules in the utility model intelligent charge head have used synchronous rectification and soft switch technique to carry out hardware and set
On the basis of meter, the control strategy that is blended using switching frequency back tracking method and intelligence MPPT (MPPT maximum power point tracking), realization
Efficient DC/DC conversions, further increase the utilization rate of solar energy.
DC/DC modules in the intelligent charge head of the utility model carry out hardware electricity using synchronous rectification and soft switch technique
Road is designed, on this basis, the control plan blended using switching frequency back tracking method and intelligence MPPT (MPPT maximum power point tracking)
Slightly, its technical solution is as follows：
The advantages of the utility model is with effect：
(1) using synchronous rectification, soft switch technique on hardware, high conversion efficiency, power density are high, are used in control method
Switching frequency back tracking method, than the transfer efficiency that the prior art has higher.
(2) it is highly susceptible to power capacity extension and Interface Expanding, it is only necessary to simple magnetic interfaces can be completed to be electrically connected,
Extra conducting wire and connector is not required.Meanwhile carry out module extension when, the solar energy circuit circuit board of magnetic interfaces it is every
A side can be carried out the extension connection of module, realize the splicing extension of any direction.
(3) forecast Control Algorithm is employed, improves the control accuracy and stability of system, improves digital product and equipment
Service life.
(4) the MPPT maximum power point tracking work(algorithm of intelligence is used, while improving the utilization ratio of solar energy, it is ensured that filled
The safety of electric equipment.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model photovoltaic charging unit separate state；
Fig. 2 is the stereogram spliced between the utility model photovoltaic charging unit together；
Fig. 3 is the stereogram of the utility model photovoltaic charging unit female unused state；
Fig. 4 is the utility model photovoltaic charging unit female structure block diagram；
Fig. 5 is the solid of the utility model photovoltaic charging unit and photovoltaic charging unit female state
Figure.
Embodiment
The utility model is described in further detail with reference to embodiments.
Refering to Figure 1, the stereogram of this photovoltaic charging unit separate state, including crystal silicon plate 1, magnet 2,
3rd, 4,5,6,7,8,9, the magnet can realize conducting function, and magnet is connected with the negative or positive electrode of solar panels.
Refer to shown in Fig. 2, preferable connecting method stereogram between the utility model photovoltaic charging unit, wherein
Magnet 10 and 11 contact surface of magnet magnetism are on the contrary, magnet 12 and 13 contact surface of magnet are magnetic on the contrary, magnet 14 and magnet 15 contact
Face is magnetic on the contrary, magnet 16 and 17 contact surface of magnet magnetism are on the contrary, because magnet attracts each other and makes photovoltaic charging unit
100 splice with photovoltaic charging unit 101, photovoltaic charging unit 101 with photovoltaic charging unit 102
Together.When magnet 10 is identical with 11 contact surface magnetism of magnet, magnet 12 is identical with 13 contact surface magnetism of magnet, magnet 14 and magnet
15 contact surface magnetism are identical, when magnet 16 and 17 contact surface of magnet are magnetic identical, because magnet is mutually exclusive to make photovoltaic
Charging unit 100 and photovoltaic charging unit 101, photovoltaic charging unit 101 and photovoltaic charging unit
102 can not be stitched together.Photovoltaic charging unit 100 and photovoltaic charging unit 101 by magnet 10,11,
12nd, 13 realize cathode and be connected with cathode, anode is connected with anode, and photovoltaic charging unit 101 is filled with photovoltaic
Electric installation 102 is by the way that the cathode that magnet 14,15,16,17 is realized is connected with cathode, anode is connected with anode.
Refer to shown in Fig. 3, Fig. 4 and Fig. 5, this photovoltaic charging unit female includes DC/DC modules, MCU is controlled
Center module, display module, USB interface.Fig. 3 is the vertical of the utility model photovoltaic charging unit female unused state
Body figure, wherein side 102 are equipped with usb 18, usb 19, and top surface 103 is equipped with display screen 20, reset key 21, switch
22, it can be charged by USB interfaces 18,19 to electronic equipment, 20 displayable output voltage of display screen, electric current, power, are opened
Photovoltaic charging unit charge function can be opened and closed by closing 22, and reset key 21 can be to the data of output power
Resetted, bottom surface 104 is equipped with a groove 23, and with reference to shown in Fig. 5, groove is equipped with magnet 24,25, and magnet 24,25, which has, leads
Electric energy power.The electric energy of photovoltaic charging unit is transferred to DC/DC modules, MCU control centres by magnet 24 and magnet 25
The control signal driving DC/DC modules that module produces, so that DC/DC modules export burning voltage to USB interface, MCU controls
Center module sampled output voltage and current, voltage and current are converted into output power, pass through display module display output electricity
Pressure, electric current and power.Wherein photovoltaic charging unit female DC/DC modules use synchronous rectification and soft switch technique, MCU
Control centre's module produces control signal driving DC/DC modules so as to reach the maximum power point to photovoltaic charging unit
Tracking.
Please refer to Fig.2 with shown in Fig. 5, Fig. 5 charges for the utility model photovoltaic charging unit and photovoltaic
The opposite face magnetism of the preferable connection mode of device female, magnet 24 and magnet 27 is on the contrary, 26 opposite face magnetic of magnet 25 and magnet
Property is on the contrary, make photovoltaic charging unit be connected in one with photovoltaic charging unit female, wherein photovoltaic
Charging unit and the cathode and anode of photovoltaic charging unit female are attracted each other and even by magnet 24 and 27,25 and 26
It is connected together.With reference to Fig. 2, photovoltaic charging unit by magnet attract each other can be horizontal and vertical splicing, from
And it can be stitched together with polylith photovoltaic charging unit, using the teaching of the invention it is possible to provide the power of bigger gives photovoltaic charging unit
Female, with reference to Fig. 5, it is possible to achieve multiple photovoltaic charging unit females are stitched together with polylith sun energy charging unit,
Increase the output power of photovoltaic charging unit, there is provided more USB interface electron equipment charges.
The utility model provides a kind of makes photovoltaic charging unit and the sun using the magnet characteristic that there is a natural attraction between the sexes
The photovoltaic charged device female of energy realizes any splicing, can increase and decrease photovoltaic charging unit and the sun according to the demand of user
Can photovoltaic charged device female quantity, easy to carry without using being to disassemble, any connection line is not required in when splicing
It is attached, as long as realizing splicing, photovoltaic by the magnet of two pieces of photovoltaic charging units is close to each other
Charging unit female is also to use Same Way.
To sum up, the method for the utility model is every TcntmaxTime, scanning is a certain range of to open by varying switching frequency
Frequency is closed, finds out the highest switching frequency of transfer efficiency, meanwhile, in time interval TcntmaxInterior operation MPPT maximum power point tracking is calculated
Method, improves the utilization rate of solar energy.
The preferred embodiment created to the utility model above is illustrated, but the utility model is not limited to
Embodiment, those skilled in the art can also make a variety of etc. on the premise of without prejudice to the utility model creative spirit
Same modification or replacement, these equivalent modifications or replacement are all contained in scope of the present application.
Claims (4)
1. a kind of photovoltaic charging unit of sliceable extension, it is characterised in that by the solar energy circuit collection of magnetic interfaces
Formed into plate, intelligent charge head, solar energy circuit circuit board and the intelligent charge head of magnetic interfaces pass through with conducting function
Magnetic conductive interface connects, and is connected between the solar energy circuit circuit board of magnetic interfaces by magnetic conductive interface；
Intelligent charge head includes MCU control cores module, DC/DC modules, electric current and voltage acquisition module and charging interface, described
The voltage output end of the input terminal of DC/DC modules and the solar energy circuit circuit board of magnetic interfaces connects, the control of DC/DC modules
End is connected with MCU control core modules；DC/DC modules control core through electric current and voltage acquisition module by gathering port with MCU
Core module connects；Charging interface is connected with DC/DC module output terminals；
The solar energy circuit circuit board of magnetic interfaces, using the structure of polygon, by electronic circuit, magnetic interfaces and solar-electricity
Pond piece is integrated, and forms the solar energy circuit circuit board of magnetic interfaces, magnetic interfaces solar energy circuit circuit board it is every
Two magnetic interfaces with conducting function are set on a side, one of them is cathode, the other is anode；Magnetic interfaces are too
Positive energy circuit circuit board each edge can serve as expansion interface and the solar energy circuit circuit board of other magnetic interfaces is connected
Connect, realize the extension splicing of any direction.
A kind of 2. photovoltaic charging unit of sliceable extension according to claim 1, it is characterised in that：The intelligence
Energy charging head further includes display module, and display module is connected with MCU control core modules.
A kind of 3. photovoltaic charging unit of sliceable extension according to claim 1, it is characterised in that：Conductive electrode
The magnetism of identical magnetic interfaces is opposite.
A kind of 4. photovoltaic charging unit of sliceable extension according to claim 1, it is characterised in that：It is described to fill
Electrical interface is USB port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844747.4U CN207339767U (en) | 2017-07-12 | 2017-07-12 | A kind of photovoltaic charging unit of sliceable extension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844747.4U CN207339767U (en) | 2017-07-12 | 2017-07-12 | A kind of photovoltaic charging unit of sliceable extension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207339767U true CN207339767U (en) | 2018-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720844747.4U Expired - Fee Related CN207339767U (en) | 2017-07-12 | 2017-07-12 | A kind of photovoltaic charging unit of sliceable extension |
Country Status (1)
| Country | Link |
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| CN (1) | CN207339767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453698A (en) * | 2017-07-12 | 2017-12-08 | 桂林原动力科技有限公司 | The photovoltaic charging device and its control method of a kind of sliceable extension |
-
2017
- 2017-07-12 CN CN201720844747.4U patent/CN207339767U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453698A (en) * | 2017-07-12 | 2017-12-08 | 桂林原动力科技有限公司 | The photovoltaic charging device and its control method of a kind of sliceable extension |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20190712 |