CN207638387U - A kind of portable type solar energy phone charger - Google Patents
A kind of portable type solar energy phone charger Download PDFInfo
- Publication number
- CN207638387U CN207638387U CN201721535283.5U CN201721535283U CN207638387U CN 207638387 U CN207638387 U CN 207638387U CN 201721535283 U CN201721535283 U CN 201721535283U CN 207638387 U CN207638387 U CN 207638387U
- Authority
- CN
- China
- Prior art keywords
- solar panel
- microcontroller
- rectangular recess
- plug wire
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The utility model provides a kind of portable type solar energy phone charger,Including charger shell,Solar panel,Accumulator,DC/DC converters,PWM controller,Charge plug wire,Current sampling circuit,Analog-digital converter,Microcontroller and display,The upper surface of charger shell is equipped with rectangular recess,The structure of compressible mobile phone and solar panel is equipped in rectangular recess,Accumulator,DC/DC converters,PWM controller,Current sampling circuit,Analog-digital converter and microcontroller are set to inside charger shell,Solar panel,Accumulator,DC/DC converters and charging plug wire sequence are electrically connected,Current sampling circuit,Analog-digital converter,Microcontroller,PWM controller and DC/DC converter sequences are electrically connected,Display is set to charger shell body front surface and is electrically connected with microcontroller.The application is equipped with solar energy solar panel, and user can charge whenever and wherever possible, and can effectively adjust battery charging arrangements in charging process and be shown to charged state.
Description
Technical field
The utility model is related to charger technologies fields, and in particular to a kind of portable type solar energy phone charger.
Background technology
Mobile phone is tool indispensable in people's daily life, and certain mobile phone be unable to do without charger, and phone charger is
Through coming into huge numbers of families together with mobile phone, auxiliary product of the phone charger as mobile phone provides electric energy for mobile phone.This practicality is new
Type inventor has found that existing phone charger mostly uses alternating current and charges in the market, and when user is at family
It is outer or not the place of power supply when, mobile phone charges just at problem, thus limits user and charge to mobile phone, to user
Using bringing inconvenience；Meanwhile during charging mobile phone battery, existing phone charger cannot detect the voltage of battery of mobile phone
Or electric current, thus cannot effectively adjust the charging modes of battery of mobile phone.
Utility model content
Alternating current is mostly used for existing phone charger to charge, and when the outdoors or no place of power supply of user
When, mobile phone charges just at problem, thus limits user and charge to mobile phone, and inconvenience is brought to user's use；Meanwhile
During charging mobile phone battery, existing phone charger cannot detect the voltage or electric current of battery of mobile phone, thus cannot be effective
The technical issues of adjusting charging mobile phone battery mode, the utility model provide a kind of novel portable solar mobile phone charging device.
In order to solve the above-mentioned technical problem, the utility model uses the following technical solution：
A kind of portable type solar energy phone charger, including charger shell, solar panel, accumulator, DC/DC turn
Parallel operation, PWM controller, charging plug wire, current sampling circuit, analog-digital converter, microcontroller and display；The charger shell
The upper surface of body is equipped with rectangular recess, and compressed spring is fixedly connected on every side wall of the rectangular recess, connects away from side wall
The other end of the compressed spring connect is fixedly connected with contact block, is opened on a side wall of the width direction of the rectangular recess
Equipped with plug wire through-hole, rotation is equipped with the solar cell that can be retractable in rectangular recess on a side wall of the rectangular recess
There is main solar panel and secondary solar panel, the pair solar panel can slide for plate, the solar panel
Dynamic clamping is accommodated in main solar panel, the accumulator, DC/DC converters, PWM controller, current sampling circuit, mould
Number converter and microcontroller are set to the inside of charger shell, the solar panel, accumulator, DC/DC converters and
The plug wire sequence that charges is electrically connected, and the charging plug wire is adapted to pass through plug wire through-hole and is filled to the battery of mobile phone being temporarily put in rectangular recess
Electricity, the current sampling circuit are suitable for sampling battery of mobile phone electric current in charging process, and the analog-digital converter is suitable for
Output to microcontroller processing, the microcontroller is suitable for transformed current value after the electric current of sampling is carried out analog-to-digital conversion
The PWM duty cycle that PWM controller is adjusted after being compared with preset current value, generates the pwm signal with the PWM duty cycle
Controlled tr tube in DC/DC converters is controlled to change output current, the display is set to charger shell
Front surface is simultaneously electrically connected with microcontroller.
Compared with prior art, portable type solar energy phone charger provided by the utility model, can pass through solar energy
Luminous energy is converted to power storage in accumulator by solar panel, thus when user is outdoors or when the not place of power supply, can
It is charged to battery of mobile phone by the power supply in accumulator, user is very easy to use, and the knot of major-minor solar panel
Structure design can increase illuminating area, improve photoelectric conversion efficiency；Meanwhile when needing to charge to battery of mobile phone, it can incite somebody to action
Mobile phone is put between the contact block in rectangular recess, and is compressed mobile phone by the reaction force of compressed spring, then will charging
Plug wire is passed through to connect with mobile phone and be charged the battery from plug wire through-hole, can specifically pass through current sampling circuit in charging process
Battery of mobile phone electric current is sampled, and is transmitted to microcontroller processing after analog-digital converter is converted, with output pwm signal pair
Controlled tr tube in DC/DC converters is controlled to realize change output current, i.e., by big to battery of mobile phone electric current
Small sample detecting can determine battery charging how much, and then effectively adjust the charging modes of battery of mobile phone；Furthermore it is possible to logical
It crosses display to show the output current size etc. in battery of mobile phone charging process, allows users to effectively understand electricity in real time
Pond charging situation, very useful convenience；And rectangular recess can be used when not charging and is used for similar to the mode for compressing mobile phone
Solar panel is stored, it is achieved that the function that a slot is dual-purpose.
Further, the contact block is equipped with anti-skid rubber plate backwards to the surface of compressed spring.
Further, the solar panel is hinged on a madial wall of rectangular recess.
Further, the main solar panel is equipped with containing cavities, is opened on the relative inner wall of containing cavities opening
Equipped with sliding rail, the sliding slot being engaged by clamping with sliding rail sliding is offered on the opposite exterior lateral sides wall of the pair solar panel.
Further, the left and right side of the charger shell is equipped with solar panel.
Further, the microcontroller is microcontroller.
Further, the charging plug wire is the charging plug wire with USB charging interface.
Description of the drawings
Fig. 1 is portable type solar energy phone charger structural schematic diagram provided by the utility model.
Fig. 2 is the overlooking structure diagram of charger shell in Fig. 1.
Fig. 3 is portable type solar energy phone charger side structure schematic view provided by the utility model.
Fig. 4 is principle schematic inside portable type solar energy phone charger provided by the utility model.
In figure, 1, charger shell；11, rectangular recess；12, compressed spring；13, contact block；14, anti-skid rubber plate；2, too
Positive energy solar panel；21, main solar panel；211, containing cavities；212, sliding rail；22, secondary solar panel；221, sliding slot；
3, accumulator；4, DC/DC converters；5, PWM controller；6, charge plug wire；7, current sampling circuit；8, analog-digital converter；9、
Microcontroller；10 displays.
Specific implementation mode
In order to make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
In the description of the present invention, it should be understood that term " longitudinal direction ", " radial direction ", " length ", " width ", " thickness
The side of the instructions such as degree ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside"
Position or position relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description the utility model and simplification is retouched
It states, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it should not be understood as limiting the present invention.In the description of the present invention, unless otherwise indicated, " multiple " contain
Justice is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
It please refers to Fig.1 to shown in Fig. 4, the utility model provides a kind of portable type solar energy phone charger, including charging
(Pulse Width Modulation, pulse are wide by device shell 1, solar panel 2, accumulator 3, DC/DC converters 4, PWM
Degree modulation) controller 5, charging plug wire 6, current sampling circuit 7, analog-digital converter 8, microcontroller 9 and display 10；It is described to fill
The upper surface of casing for electric appliances 1 is equipped with rectangular recess 11, and compressed spring is fixedly connected on every side wall of the rectangular recess 11
12, the other end away from the compressed spring 12 of side wall connection is fixedly connected with contact block 13, the width of the rectangular recess 11
It spends on a side wall in direction and offers plug wire through-hole (as setting connect side phase in solar panel 2 with charger shell 1
To side wall on), thus when needing to charge to battery of mobile phone, mobile phone can be placed in the rectangular recess 11, and
Mobile phone is compressed by the compressed spring 12 on slot madial wall, and charging plug wire 6 is connected after plug wire through-hole with mobile phone
It connects, rotation is described equipped with the solar panel 2 that can be retractable in rectangular recess 11 on a side wall of the rectangular recess 11
There is solar panel 2 main solar panel 21 and secondary solar panel 22, the pair solar panel 22 can slide
Dynamic clamping is accommodated in main solar panel 21, i.e., the secondary solar panel 22 can be inside main solar panel 21
It is slided, but is not fully detached from again with main solar panel 21, it thus can be by the pair when being charged
Solar panel 22 pulls out inside main solar panel 21 to be come, to increase illumination receiving area and opto-electronic conversion energy
Power, the accumulator 3, DC/DC converters 4, PWM controller 5, current sampling circuit 7, analog-digital converter 8 and microcontroller 9 are set
In the inside of charger shell 1, the solar panel 2, accumulator 3, DC/DC converters 4 and charging 6 sequence of plug wire are electrically connected
It connects, the charging plug wire 6 is adapted to pass through plug wire through-hole to the charging mobile phone battery that is temporarily put in rectangular recess 11, and the electric current is adopted
Sample circuit 7 is suitable for sampling battery of mobile phone electric current in charging process, can be true by sampling battery of mobile phone electric current size
How much determine battery charging, the electric current that the analog-digital converter 8 is suitable for sample exports after carrying out analog-to-digital conversion to microcontroller 9
Reason, adjustment PWM controller 5 after the microcontroller 9 is suitable for transformed current value being compared with preset current value
PWM duty cycle, generate the pwm signal with the PWM duty cycle in DC/DC converters 4 metal-oxide-semiconductor or triode etc. controllably open
Pipe is closed to be controlled to change output current, the display 10 be set to the front surface of charger shell 1 and with 9 electricity of microcontroller
Connection, for showing charged state and data etc. during charging mobile phone battery；Wherein, the preset current value can wrap
Evening in junior middle school three phases are included, specifically in the current value of starting stage maximum, are taken second place in the current value of mid-term stage, and late rank
The current value of section is minimum, thus can be with the service life of extending cell phone battery while ensureing charging mobile phone battery effect.
Compared with prior art, portable type solar energy phone charger provided by the utility model, can pass through solar energy
Luminous energy is converted to power storage in accumulator by solar panel, thus when user is outdoors or when the not place of power supply, can
It is charged to battery of mobile phone by the power supply in accumulator, user is very easy to use, and the knot of major-minor solar panel
Structure design can increase illuminating area, improve photoelectric conversion efficiency；Meanwhile when needing to charge to battery of mobile phone, it can incite somebody to action
Mobile phone is put between the contact block in rectangular recess, and is compressed mobile phone by the reaction force of compressed spring, then will charging
Plug wire is passed through to connect with mobile phone and be charged the battery from plug wire through-hole, can specifically pass through current sampling circuit in charging process
Battery of mobile phone electric current is sampled, and is transmitted to microcontroller processing after analog-digital converter is converted, with output pwm signal pair
Controlled tr tube in DC/DC converters is controlled to realize change output current, i.e., by big to battery of mobile phone electric current
Small sample detecting can determine battery charging how much, and then effectively adjust the charging modes of battery of mobile phone；Furthermore it is possible to logical
It crosses display to show the output current size etc. in battery of mobile phone charging process, allows users to effectively understand electricity in real time
Pond charging situation, very useful convenience；And rectangular recess can be used when not charging and is used for similar to the mode for compressing mobile phone
Solar panel is stored, it is achieved that the function that a slot is dual-purpose.
As specific embodiment, the contact block 13 is equipped with anti-skid rubber plate 14 backwards to the surface of compressed spring 12, by this
Anti-skid rubber plate 14 can preferably compress mobile phone, avoid in charging process charger due to unexpected go over after, mobile phone from
Fall off damage in the rectangular recess 11, effectively enhances the practicability of phone charger.
As specific embodiment, the solar panel 2 is hinged on a madial wall of rectangular recess 11, is hinged
Refer to being attached with hinge, and specific connection type is for known to those skilled in the art, the thus solar cell
Plate 2 can rotate folding and unfolding when not charged in rectangular recess 11, improve the appearance of entire solar mobile phone charging device
Aesthetic degree.
As specific embodiment, the main solar panel 21 is equipped with containing cavities 211, perpendicular to the phase of containing cavities opening
To offering sliding rail 212 on madial wall, offers on the opposite exterior lateral sides wall of the pair solar panel 22 and slided with sliding rail 212
The sliding slot 221 of clamping engagement, i.e., while being slidably matched, the sliding slot 221 is to sliding rail 212 for the described sliding rail 212 and sliding slot 221
Also there is certain clamping action, it is thus achieved that the pair solar panel 22 can the sliding in main solar panel 21
But be not fully detached from again, thus when needing to charge to battery of mobile phone, can by the secondary solar panel 22 from
Precalculated position is extracted and rests in main solar panel 21 out, to realize solar energy reception and opto-electronic conversion.Using this implementation
Drawing and pulling type solar cell board combining structure in example, can increase the contact area of solar irradiation, and then improves photoelectricity and turn
Change ability and efficiency.
As specific embodiment, the left and right side of the charger shell 1 is equipped with solar panel 2, it is possible thereby to
Illumination contact area and photoelectric conversion capacity are further strengthened, to ensure having sufficient electric energy as charging mobile phone battery.
As specific embodiment, the microcontroller 9 is microcontroller, and AT89C52 series monolithics specifically may be used, by
This can control after current sampling circuit 7 is analyzed to the acquisition of battery of mobile phone current data and by the current data of acquisition and give birth to again
The controlled tr tube in DC/DC converters 4 is controlled at pwm signal, electricity is exported to control the DC/DC converters 4
The size of stream.Meanwhile the specific electricity of the DC/DC converters 4, PWM controller 5, current sampling circuit 7 and analog-digital converter 8
Line structure and device architecture have been well known to those skilled in the art, i.e., those skilled in the art can select existing DC/DC
Converter 4, PWM controller 5, current sampling circuit 7 and analog-digital converter 8 realize the purpose of the application, and type specifically can be selected
Number be TPS62100 DC/DC converters 4, the PWM controller 5 of model TL2842P, model BQ2050 current sample electricity
The analog-digital converter 8 on road 7 and model ADC0832.
As specific embodiment, the charging plug wire 6 is the charging plug wire with USB charging interface, it is possible thereby to pass through
USB charging interface is come for charging mobile phone battery, and can promote charging rate and enhancing this sun expert using USB charging interface
The applicability of machine charger.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the right of the utility model.
Claims (7)
1. a kind of portable type solar energy phone charger, which is characterized in that including charger shell, solar panel, electric power storage
Pond, DC/DC converters, PWM controller, charging plug wire, current sampling circuit, analog-digital converter, microcontroller and display；Institute
The upper surface for stating charger shell is equipped with rectangular recess, and compressed spring is fixedly connected on every side wall of the rectangular recess,
The other end away from the compressed spring of side wall connection is fixedly connected with contact block, and the one of the width direction of the rectangular recess
Offer plug wire through-hole on side wall, on a side wall of the rectangular recess rotation be equipped with and can be retractable in rectangular recess too
Positive energy solar panel, the solar panel have main solar panel and secondary solar panel, the pair solar-electricity
Pond plate is slidably clamped and is accommodated in main solar panel, and the accumulator, DC/DC converters, PWM controller, electric current are adopted
Sample circuit, analog-digital converter and microcontroller are set to the inside of charger shell, the solar panel, accumulator, DC/DC
Converter and charging plug wire sequence are electrically connected, and the charging plug wire is adapted to pass through plug wire through-hole to the hand that is temporarily put in rectangular recess
Machine battery charges, and the current sampling circuit is suitable for sampling battery of mobile phone electric current in charging process, and the modulus turns
Output is to microcontroller processing after the electric current that parallel operation is suitable for sample carries out analog-to-digital conversion, after the microcontroller is suitable for convert
Current value be compared with preset current value after adjust PWM controller PWM duty cycle, generate have the PWM duty cycle
Pwm signal the controlled tr tube in DC/DC converters is controlled to change output current, the display is set to charging
The front surface of device shell is simultaneously electrically connected with microcontroller.
2. portable type solar energy phone charger according to claim 1, which is characterized in that the contact block is backwards to compression
The surface of spring is equipped with anti-skid rubber plate.
3. portable type solar energy phone charger according to claim 1, which is characterized in that the solar panel hinge
It is connected on a madial wall of rectangular recess.
4. portable type solar energy phone charger according to claim 1, which is characterized in that the main solar panel
Equipped with containing cavities, offer sliding rail on the relative inner wall of containing cavities opening, the pair solar panel it is opposite
The sliding slot being engaged by clamping with sliding rail sliding is offered on lateral wall.
5. portable type solar energy phone charger according to claim 1, which is characterized in that a left side for the charger shell
Right side is equipped with solar panel.
6. portable type solar energy phone charger according to claim 1, which is characterized in that the microcontroller is monolithic
Machine.
7. portable type solar energy phone charger according to claim 1, which is characterized in that the charging plug wire be with
The charging plug wire of USB charging interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721535283.5U CN207638387U (en) | 2017-11-16 | 2017-11-16 | A kind of portable type solar energy phone charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721535283.5U CN207638387U (en) | 2017-11-16 | 2017-11-16 | A kind of portable type solar energy phone charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207638387U true CN207638387U (en) | 2018-07-20 |
Family
ID=62857393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721535283.5U Expired - Fee Related CN207638387U (en) | 2017-11-16 | 2017-11-16 | A kind of portable type solar energy phone charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207638387U (en) |
-
2017
- 2017-11-16 CN CN201721535283.5U patent/CN207638387U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20191116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |