CN201001048Y - Multifunctional solar energy storage charger - Google Patents
Multifunctional solar energy storage charger Download PDFInfo
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- CN201001048Y CN201001048Y CNU2007201182587U CN200720118258U CN201001048Y CN 201001048 Y CN201001048 Y CN 201001048Y CN U2007201182587 U CNU2007201182587 U CN U2007201182587U CN 200720118258 U CN200720118258 U CN 200720118258U CN 201001048 Y CN201001048 Y CN 201001048Y
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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
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The utility model relates to a multi-purpose solar energy accumulation charger, which comprises an upper cover, a lower cover movably connected with the upper cover, a solar energy converter arranged on the upper cover and the lower cover, and a circuit control unit. The circuit control unit comprises a power input circuit mutually and electrically connected, an output circuit, a charging control circuit, a step up circuit, a current limited circuit, a LED display circuit, a voltage-stabilizer circuit, an electricity storage battery, a central intelligent controller, a function transfer switch circuit, a voltage output select dip switch circuit and a lighting LED circuit, wherein the power input circuit is connected with the solar energy converter or a 5V direct current power. The utility model provides a multi-purpose solar energy accumulation charger, which has the advantages that the utility model is secure and reliable when charging, the compatibility is strong, the style is novel, the carrying is convenient, the utility model is not limited by the operation sites, the utility model is clean and environmentally friendly, the capacity is large, and the utility model can charge for the different digital equipments at any time and place; the utility model not only can accumulate power through using the alternating current, but also can accumulate power through using the solar energy or other light energy.
Description
[technical field]
The utility model relates to a kind of charger, particularly relates to a kind of solar charger that utilizes solar energy and other luminous energy that power consumption equipments such as various mobile phones, digital camera, MP3, PMP, IPOD, PSP are charged.
[background technology]
Existing charger is made up of DC-AC conversion device and charging control circuit, and the input power supply is a single-phase alternating current, and DC-AC conversion device is transformed to direct current with alternating current earlier during work, realizes the charging of logarithmic code equipment again through charging control circuit.The ubiquitous problem points of this class charger is as follows:
1, under the condition of outdoor no alternating current, can't realize the charging of logarithmic code equipment;
2, existing charger can only can not satisfy to dissimilar the digital product charging requirement of different voltage requests to a kind of product charging mostly;
3, existing charger, inner capacitance of storage is little, does not perhaps fundamentally have the function of inner electric power storage.
Now the general solar mobile phone charging device of selling on the market all is by solar photocell assembly, charge control assembly, battery component, boost control and charger lead-out terminal is composed in series easily.The ubiquitous problem points of this class solar charger is as follows:
1, charging control is simple and easy:
A, normally DC5V power supply or solar photocell assembly directly to inner charge in batteries, utilize the over-charge protective of battery to judge whether abundance by diode and current-limiting resistance; Cause reduce the useful life of battery like this, even can produce the unsafe phenomenon of charging.
B, solar charger in the market, solar photocell assembly during to spontaneous charge in batteries efficient low.
2, discharge control is simple and easy:
A, normally battery is by the direct logarithmic code product charging of boosting, poor compatibility, even cause filling bad by the code product that makes up the number;
B, self product protection are poor, and extraneous short circuit may cause this charger to burn out.
[utility model content]
The utility model is at the above-mentioned defective of prior art, safe and reliable when a kind of the charging is provided, compatible strong, fashionable, easy to carry, be not subjected to field of employment restriction, clean environment firendly, capacity to can be the multifuctional solar energy storage charger of different digital equipments chargings greatly, whenever and wherever possible, it not only can utilize the alternating current accumulate, can also utilize solar energy or other luminous energy accumulates.
In order to solve the problems of the technologies described above, lower cover and circuit control unit that the utility model comprises loam cake, flexibly connects with loam cake, circuit control unit is located in the lower cover, circuit control unit comprises power supply input circuit and output circuit, power supply input circuit is provided with two interfaces, output circuit is a USB joint, also comprises two solar converters, two solar converters be located at respectively loam cake and under cover; Circuit control unit also comprises charging control circuit, booster circuit, current-limiting circuit, LED display circuit, voltage stabilizing circuit, accumulate battery, central intelligent controller, function switching switch circuit, voltage output selection toggle switch circuit and illumination LED circuit; An interface of power supply input circuit is electrically connected with solar converter, unidirectional respectively charging control circuit and the voltage stabilizing circuit of being connected to of power supply input circuit, charging control circuit is unidirectional to be connected to the accumulate battery and two-wayly to be connected to central intelligent controller, the unidirectional function switching switch circuit that is connected to of accumulate battery, the unidirectional voltage stabilizing circuit that is connected to of function switching switch circuit, illumination LED circuit and booster circuit, the unidirectional current-limiting circuit that is connected to of booster circuit, the unidirectional output circuit that is connected to of current-limiting circuit, unidirectional central controller and the LED display circuit of being connected to of voltage stabilizing circuit, unidirectional central intelligent controller and the current-limiting circuit of being connected to of toggle switch circuit, unidirectional booster circuit and the LED display circuit of being connected to of central intelligent controller are selected in voltage output.
As a kind of preferred embodiment of the present utility model, above-mentioned solar converter is the solar energy crystalline silicon plate that a plurality of crystalline silicons are formed.
As a kind of preferred embodiment of the present utility model, the syndeton of loam cake and lower cover is as the loam cake of laptop computer and following cover attaching structure, loam cake and be stamped flexible connection on one side down, one side loam cake of its correspondence with under be stamped button bit and block; Solar converter is located at loam cake and following interior surface.
As a kind of preferred embodiment of the present utility model, the multifuctional solar energy storage charger also is furnished with power supply adaptor in addition, and one of power supply adaptor connects civil power, and the other end connects an interface of power supply input circuit.
As a kind of preferred embodiment of the present utility model, the multifuctional solar energy storage charger also is furnished with the output interface transducer in addition, and one of output interface transducer connects the USB joint of output circuit, and the other end can be furnished with multiple joint according to dissimilar digital products.
The utility model is with respect to the beneficial effect of prior art:
Overcharge, not exclusively fill full and the unsafe phenomenon of charging when 1, overcoming existing charger self battery charge,, improve the useful life of battery according to the charging curve characteristic of lithium battery own, safe and reliable when guaranteeing charging;
2, according to the voltage-current characteristic of photocell output, thereby the method for taking to detect dynamically maximum power has improved the conversion efficiency of solar photocell to self lithium cell charging;
3, when charging, select different voltage, different cut-off currents is arranged on different voltage according to different products to digital product, therefore compatible strong according to the different circuit requirement of different digital product chargings;
4, overcome the phenomenon that extraneous careless short circuit causes burning charger.
The different voltages of battery when 5, the LED by three kinds of colors shows charging, discharge.
6,, quote advanced technology and improve the conversion efficiency of boosting by stablizing the mode that multistage boosts.
7, PCB cabling of the present utility model is especially taked special mode according to the characteristic of big electric current cabling when the cabling of current detecting, makes current detecting stable.
In sum, safe and reliable when the utility model provides a kind of the charging, compatible strong, fashionable, easy to carry, be not subjected to field of employment restriction, clean environment firendly, capacity to can be the multifuctional solar energy storage charger of different digital equipments chargings greatly, whenever and wherever possible, it not only can utilize the alternating current accumulate, can also utilize solar energy or other luminous energy accumulates.
[description of drawings]
Fig. 1 is a main TV structure schematic diagram of the present utility model;
Fig. 2 is the left TV structure schematic diagram among Fig. 1;
Fig. 3 is the structural representation when loam cake is opened in a kind of preferred embodiment;
Fig. 4 is a circuit block diagram of the present utility model;
Fig. 5 is a circuit theory schematic diagram of the present utility model.
[embodiment]
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
By Fig. 3, Fig. 4 and Fig. 5 as can be seen, lower cover 18 and circuit control unit that the utility model comprises loam cake 17, flexibly connects with loam cake 17, circuit control unit is located in the lower cover 18, circuit control unit comprises power supply input circuit 14 and output circuit 11, power supply input circuit 14 is provided with two interface CN1, CN2, output circuit 11 is a USB joint J2, comprises that also 1, two solar converter 1 of two solar converters is located at respectively on loam cake 17 and the lower cover 18; Circuit control unit also comprises charging control circuit 9, booster circuit 10, current-limiting circuit 12, LED display circuit 13, voltage stabilizing circuit 8, accumulate battery BT1, central intelligent controller 15, function switching switch circuit 16, voltage output selection toggle switch circuit 7 and illumination LED circuit 4; An interface CN2 of power supply input circuit 14 is electrically connected with solar converter 1, unidirectional respectively charging control circuit 9 and the voltage stabilizing circuit 8 of being connected to of power supply input circuit 14, charging control circuit 9 is unidirectional to be connected to accumulate battery BT1 and two-wayly to be connected to central intelligent controller 15, the unidirectional function switching switch circuit 16 that is connected to of accumulate battery BT1, the function switching switch circuit 16 unidirectional voltage stabilizing circuits 8 that are connected to, illumination LED circuit 4 and booster circuit 10, the booster circuit 10 unidirectional current-limiting circuits 12 that are connected to, the current-limiting circuit 12 unidirectional output circuits 11 that are connected to, voltage stabilizing circuit 8 unidirectional central controller 15 and the LED display circuits 13 of being connected to, toggle switch circuit 7 unidirectional central intelligent controller 15 and the current-limiting circuits 12 of being connected to, central intelligent controller 15 unidirectional booster circuit 10 and the LED display circuits 13 of being connected to are selected in voltage output.
As a kind of preferred embodiment of the present utility model, above-mentioned solar converter 1 is the solar energy crystalline silicon plate that a plurality of crystalline silicons are formed.By adopting solar energy crystalline silicon plate not only sunlight can be converted to the electric energy storage, and in that do not have can be with the light source of other types under the situation of sunlight, the transform light energy of sending as incandescent lamp is an electric energy, so can or have only the storage of realizing electric energy under the situation of other light sources at night.
Specify, in Fig. 5, consider to be routed between integrated circuit U1 and each electronic component and seem bad and unclear among Fig. 5, so ten pin P2 of integrated circuit U1, P3, P4, P5, P6, P9, P10, P11, P12, P13 is connected with each electronic component lead-in wire of no use and represents, but represent with corresponding label, be ten pin P2 of integrated circuit U1, P3, P4, P5, P6, P9, P10, P11, P12, P13 respectively with the label P2 at metal-oxide-semiconductor Q4 place, the label P3 at metal-oxide-semiconductor Q5 place, the label P4 at triode Q8 place, the label P5 at resistance R 4 places, the label P6 at metal-oxide-semiconductor Q7 place, the label P9 at metal-oxide-semiconductor Q6 place, the label P10 at operational amplifier U3B place, the label P11 at operational amplifier U3A place, the label P12 at resistance R 8 places, the label P13 at resistance R 16 places connects, and also can illustrate one by one below.
As seen from Figure 5, above-mentioned central intelligent controller 15 comprises integrated circuit U1; The pin P1 of integrated circuit U1 is connected to power supply VCC, the pin P14 ground connection of integrated circuit U1.The other several pin of integrated circuit U1 can obtain the relevant information of other each circuit, and respectively its charging and discharge are controlled.
As seen from Figure 5, above-mentioned power supply input circuit 14 also comprises diode D1, D2, D3, D4 and capacitor C 1; The positive pole of diode D1 is connected with interface CN1, the positive pole of diode D2 is connected with interface CN2, be connected to capacitor C 1 between the negative pole of two diode D1, D2 and ground, the positive pole of diode D3 is connected with interface CN1, the positive pole of diode D4 is connected with interface CN2, and the negative pole of two diode D3, D4 connects the pin T1 of integrated circuit U4 and the negative pole of diode D7.
As seen from Figure 5, above-mentioned voltage stabilizing circuit 8 comprises a diode D7, two capacitor C 4, C8 and integrated circuit U4; Pin K3, K6, the K7 of the positive pole of diode D7 and integrated circuit U2 link to each other, capacitor C 4 is connected between the pin T1 and ground of integrated circuit U4, capacitor C 8 is connected between the pin T2 and ground of integrated circuit U4, the pin T3 ground connection of integrated circuit U4, and integrated circuit U4 pin T2 meets the pin P1 of integrated circuit U1.Integrated circuit U4 provides operating voltage for integrated circuit U1 and for LED display circuit 13 provides supply power voltage, and as the reference voltage of entire circuit.
As seen from Figure 5, above-mentioned charging control circuit 9 comprises a diode D5,11 resistance R 9, R4, R5, R6, R7, R8, R17, R18, R19, R20, R21, metal-oxide-semiconductor Q2, two triode Q1, Q8, capacitor C 2, inductance L 2, two operational amplifier U3A, U3B; Be connected between the negative pole and ground of two diode D1, D2 again with after the collector and emitter of triode Q1 is connected after the grid of resistance R 9 and metal-oxide-semiconductor Q2 and the source electrode parallel connection, the base stage of triode Q1 is connected on the pin P5 of integrated circuit U1 after by resistance R 4, inductance L 2 is connected between the drain electrode and accumulate battery BT1 of metal-oxide-semiconductor Q2, the positive pole of diode D5 is connected on the common port of two interface CN1, CN2, the negative pole of diode D5 connects the drain electrode of metal-oxide-semiconductor Q2, and capacitor C 2 is connected on the positive interpolar of inductance L 2 and diode D5; The base stage of triode Q8 is connected on the positive pole of diode D3 by resistance R 5, the grounded emitter of triode Q8, the collector electrode of triode Q8 is connected on the pin P4 of integrated circuit U1, the collector electrode of triode Q8 is connected to interface VCC by resistance R 6, two resistance R 7, be connected between the positive pole and ground of diode D4 after the R8 series connection, two resistance R 7, the R8 indirect is on the pin P12 of integrated circuit U1, the pin N1 of operational amplifier U3A is connected on the pin P11 of integrated circuit U1, two pin N1 of operational amplifier U3A, be connected to resistance R 17 between N3, two pin N2 of operational amplifier U3A, be connected to resistance R 18 between N3, the pin N2 of operational amplifier U3A is by resistance R 21 ground connection, the pin N4 ground connection of operational amplifier U3A, two pin N5 of operational amplifier U3B, N6 is connected on the pin P10 of integrated circuit U1 after linking to each other, the pin N8 of operational amplifier U3B is connected on two diode D3, on the negative pole of D4, the pin N7 of operational amplifier U3B is by resistance R 19 ground connection, and the pin N7 of operational amplifier U3B is connected to interface VDD by resistance R 20.
As seen from Figure 5, above-mentioned functions switching switch circuit 16 comprises the functional select switch J1 of third gear four joints; The joint J11 of functional select switch J1 meets accumulate battery BT1, and the joint J12 of functional select switch J1 connects the positive pole of booster circuit 10 and diode D7, and the joint J13 of function selecting toggle switch J1 is unsettled.Above-mentioned illumination LED circuit 4 comprises resistance R 10 and LED 3; The joint J14 of functional select switch J1 is by the positive pole of resistance R 10 sending and receiving optical diode LED3, the minus earth of LED 3.Functional select switch J1 pushes different gears, the function difference that product is realized; If functional select switch J1 pushes J12 represent outwards to discharge (promptly giving the power consumption equipment that needs charging charging); If functional select switch J1 gets to J13 and can not outwards discharge, can only charge (both to internal cell BT1 charging); If it is the function of selecting emergent light-emitting diode that functional select switch J1 gets to J14, can be used as hand-held emergency lighting usefulness, LED 3 adopts the light-emitting diode of high brightness.
As seen from Figure 5, the output of above-mentioned voltage selects toggle switch circuit 7 to comprise pin S11, S13, S14, S15, the S16 of double fourth gear switch S 1 the first half and three resistance R 16, R12, R11; The pin S11 of double fourth gear switch S 1 is connected on the pin P13 of integrated circuit U1, upward be connected to an interface VCC from the pin P13 of integrated circuit U1 by resistance R 16, pin S14, the S15 of double fourth gear switch S 1 is respectively by resistance R 12, R11 ground connection, double fourth gear switch S 1 has four shelves, and the different gears by double fourth gear switch S 1 are from the exportable 4.5V of USB joint J2,5.0V, 6.3V and four kinds of magnitudes of voltage of 9.0V.
As seen from Figure 5, above-mentioned booster circuit 10 comprises diode D6, six resistance R 13, R27, R28, R29, R30, R31, four metal-oxide-semiconductor Q4, Q5, Q6, Q7, three capacitor C 3, C5, C7, inductance coil L1 and integrated circuit U2; The joint J12 of inductance coil L1 one termination functional select switch J1, the pin K3 of the positive pole of diode D7 and integrated circuit U2, K6, K7, the pin K5 of another termination integrated circuit of inductance coil L1 U2 and the positive pole of diode D6, the pin K3 of integrated circuit U2, K6, K7 is by capacitor C 5 back ground connection, the pin K1 of integrated circuit U2 is by resistance R 13 and capacitor C 3 back ground connection, the pin K4 ground connection of integrated circuit U2, four metal-oxide-semiconductor Q4, Q5, Q6, the drain electrode of Q7 is respectively by four resistance R 28, R29, R30, R31 is connected on the pin K2 of integrated circuit U2, four metal-oxide-semiconductor Q4, Q5, Q6, the source ground of Q7, four metal-oxide-semiconductor Q4, Q5, Q6, the grid of Q7 is connected on four pin P2 of integrated circuit U1 respectively, P3, P9, on the P6, the negative pole of diode D6 is by capacitor C 7 ground connection, resistance R 27 is connected between the pin K2 of the negative pole of diode D6 and integrated circuit U2, and the negative pole of diode D6 also is connected with the pin J21 of USB joint J2.
As seen from Figure 5, above-mentioned output circuit 11 is also to be connected to a capacitor C 6 between two pin J21, the J24 of USB joint J2.
As seen from Figure 5, above-mentioned current-limiting circuit part 12 comprises pin S12, S17, S18, S19, S20 and two operational amplifier U5A, U5B of seven resistance R 14, R15, R22, R23, R24, R25, R26, metal-oxide-semiconductor Q3, double fourth gear switch S 1 the latter half; The pin S12 ground connection of double fourth gear switch S 1, two pin S17 of double fourth gear switch S 1, S18 is connected on the pin F2 of operational amplifier U5A by resistance R 25, be connected to resistance R 22 between the pin F2 of operational amplifier U5A and pin F1, the pin F3 of operational amplifier U5A is connected the back by resistance R 24 ground connection with the source electrode of metal-oxide-semiconductor Q3, the pin F4 ground connection of operational amplifier U5A, the pin F1 of operational amplifier U5A is connected with the pin E2 of operational amplifier U5B, the pin E3 of operational amplifier U5B is connected with the grid of metal-oxide-semiconductor Q3 by resistance R 26, the pin E1 of operational amplifier U5B is connected with the grid of metal-oxide-semiconductor Q3, be connected to interface VDD from the pin E4 of operational amplifier U5B, the pin E3 of operational amplifier U5B is connected to interface VCC by resistance R 14, the pin E3 of operational amplifier U5B is by resistance R 15 ground connection, and the drain electrode of metal-oxide-semiconductor Q3 is connected with the pin J24 of USB joint J2.
As seen from Figure 5, above-mentioned LED display circuit 13 comprises two LEDs 1, LED2 and two resistance R 1, R2; The negative pole of LED 1 is connected on by resistance R 2 on the pin P7 of integrated circuit U1, and the negative pole of LED 2 is connected on by resistance R 1 on the pin P8 of integrated circuit U1, and the positive pole of two LEDs 1, LED2 is connected and is connected to interface VCC.
As a kind of preferred embodiment of the present utility model, as seen from Figure 5, above-mentioned accumulate battery BT1 is the accumulate lithium battery of 2500maH (MAH), four capacitor C 5, C6, C7, C8 are electrochemical capacitor, two triode Q1, Q8 are NPN type triode, metal-oxide-semiconductor Q2 is a P channel-type metal-oxide-semiconductor, and five metal-oxide-semiconductor Q3, Q4, Q5, Q6, Q7 are N channel-type metal-oxide-semiconductor.Two LEDs 1, LED2 are red, orange, green Tricolor LED; When inner accumulate battery BT1 was charged, the inner accumulate battery BT1 of green expression was full of, and the inner accumulate battery BT1 voltage of red representative is very low, and orange BT1 represents that inner accumulate cell voltage is between between the two; These three kinds of colors are represented the height state of accumulate cell voltage equally during the power consumption equipment charging that need charge to the outside.
As a kind of preferred embodiment of the present utility model, by Fig. 1 and Fig. 2 as can be seen, USB joint J2 is located at lower cover front panel 2 places, LED 3 is located at lower cover front panel 3 places, functional select switch J1 is located at lower cover front panel 19 places, two LEDs 1, LED2 are located at lower cover front panel 5 places, and an interface CN1 of power supply input circuit 14 is located at lower cover front panel 6 places, and double fourth gear switch S 1 is located at lower cover side panel 20 places.
As a kind of preferred embodiment of the present utility model, as seen from Figure 3, the syndeton of loam cake 17 and lower cover 18 is as the loam cake and the following cover attaching structure of laptop computer, and loam cake 17 and lower cover 18 have flexible connection on one side, and one side loam cake 17 and the lower cover 18 of its correspondence have button bit to block; Solar converter 1 is located at loam cake 17 and lower cover 18 inner surfaces.Adopt this portable folding formula structure,, close when not using solar recharging, can avoid solar converter 1 lane stolen goods or scuffing like this as opening laptop computer or books, and noble quality attractive in appearance.As a kind of preferred embodiment of the present utility model, the multifuctional solar energy storage charger also is furnished with power supply adaptor in addition, and one of power supply adaptor connects civil power, and the other end meets an interface CN1 of power supply input circuit 14.Like this, charging input power supply not only can be a solar DC power supply, also can be to change into direct-current input power supplying (5V DC power supply) by civil power by subsidiary power supply adaptor, the two can exist simultaneously, and the charging input power supply of power supply adaptor in addition as preferential inside accumulate battery BT1 can be discerned and select to central intelligent controller 15 automatically; And under the situation of different charging input power supplys; the different charging control algolithm of central authorities' intelligent controller 15 meeting realizations is controlled the charging of inner accumulate battery BT1; make charge efficiency reach the highest, fastest, also play the inner accumulate battery BT1 of the protection effect in useful life simultaneously.
As a kind of preferred embodiment of the present utility model, the multifuctional solar energy storage charger also is furnished with the output interface transducer in addition, one of output interface transducer meets the USB joint J2 of output circuit part 11, and the other end can be furnished with multiple joint according to dissimilar digital products.Like this, just can the power consumption equipment that multiple different joints need charge be charged.
Below the course of work of the present utility model is done simple description:
It is which type of state (discharge or charging) that central authorities' intelligent controller 15 detects present circuit, if having charging then to think charged state again discharge the time.Judge whether this product is charged by two pin P12, P4 that detect integrated circuit U 1.If have power source charges that the photocell charging is arranged again, be charged as the master with power interface.When if DC charging begins, cell voltage is lower than 4.2V, according to the present corresponding light-emitting diode of cell voltage State Control.Control metal-oxide-semiconductor Q2 conducting amount by interface CN1 during beginning, when charging current reaches certain when big or small (as 800mA),, constantly adjust the conducting amount of metal-oxide-semiconductor Q2 by detecting the value of feedback of accumulate battery BT1, make constant current charge, when voltage reaches final voltage, transfer constant voltage charge to, charging current constantly reduces, continue battery is charged with trickle at last, after electric current was less than certain numeral, light-emitting diode sent green light, and the expression charging is finished.If solar recharging, then the dynamic maximum power mode of basis is controlled the conducting amount of metal-oxide-semiconductor Q2.Central authorities' intelligent controller 15 continuous magnitudes of voltage (0,1/3,2/3,1 times VCC) that detect integrated circuit U 1 pin P13 place decide the variation of control integrated circuit U1 four pin P2, P3, P9, P6 place voltage to change different output voltages when the discharge voltage preference pattern, a total fourth gear (4.5V, 5.0V, 6.3V and 9.0V).The course of work of current-limiting circuit part 12: when the external world connects electrical appliance and externally charges, charging current flows through in resistance R 24, by the reference voltage formed with resistance R 14, R15 again after the amplification of operational amplifier U5A relatively, the different conducting degree of control metal-oxide-semiconductor Q3, thus make discharging current keep stable.One of operational amplifier U5A and operational amplifier U5B act as amplification, and another act as comparison.
The utility model does not directly use DC power supply or solar energy to the charging of other power consumption equipment, and electric energy is always from the battery BT1 of inside.Can guarantee like this to the user provides better charging environment (referring to the charging voltage quality), prolong the useful life of the utility model and other power consumption equipment.
The above only is preferred embodiment of the present utility model, and all equalizations of being done with the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.
Claims (8)
1. multifuctional solar energy storage charger, comprise loam cake (17), lower cover (18) and circuit control unit with described loam cake (17) flexible connection, described circuit control unit is located in the described lower cover (18), described circuit control unit comprises power supply input circuit (14) and output circuit (11), described power supply input circuit (14) is provided with two interface (CN1, CN2), described output circuit (11) is a USB joint (J2), it is characterized in that: also comprise two solar converters (1), two described solar converters (1) are located at respectively on described loam cake (17) and the described lower cover (18); Described circuit control unit also comprises charging control circuit (9), booster circuit (10), current-limiting circuit (12), LED display circuit (13), voltage stabilizing circuit (8), accumulate battery (BT1), central intelligent controller (15), function switching switch circuit (16), voltage output selection toggle switch circuit (7) and illumination LED circuit (4); An interface (CN2) of described power supply input circuit (14) is electrically connected with described solar converter (1), unidirectional respectively described charging control circuit (9) and the described voltage stabilizing circuit (8) of being connected to of described power supply input circuit (14), unidirectional described accumulate battery (BT1) and the two-way described central intelligent controller (15) that is connected to of being connected to of described charging control circuit (9), the unidirectional described function switching switch circuit (16) that is connected to of described accumulate battery (BT1), the unidirectional described voltage stabilizing circuit (8) that is connected to of described function switching switch circuit (16), described illumination LED circuit (4) and described booster circuit (10), the unidirectional described current-limiting circuit (12) that is connected to of described booster circuit (10), the unidirectional described output circuit (11) that is connected to of described current-limiting circuit (12), unidirectional described central controller (15) and the described LED display circuit (13) of being connected to of described voltage stabilizing circuit (8), unidirectional described central intelligent controller (15) and the described current-limiting circuit (12) of being connected to of toggle switch circuit (7), unidirectional described booster circuit (10) and the described LED display circuit (13) of being connected to of described central intelligent controller (15) are selected in described voltage output.
2. multifuctional solar energy storage charger according to claim 1 is characterized in that: the solar energy crystalline silicon plate that described solar converter (1) is formed for a plurality of crystalline silicons.
3. multifuctional solar energy storage charger according to claim 1 is characterized in that: described central intelligent controller (15) comprises integrated circuit (U1); The pin (P1) of described integrated circuit (U1) is connected to interface (VCC), pin (P14) ground connection of described integrated circuit (U1);
Described power supply input circuit (14) also comprises diode (D1, D2, D3, D4) and electric capacity (C1); The positive pole of described diode (D1) is connected with described interface (CN1), the positive pole of described diode (D2) is connected with described interface (CN2), the negative pole of two described diodes (D1, D2) and ground have described electric capacity (C1) indirectly, the positive pole of described diode (D3) is connected with described interface (CN1), the positive pole of described diode (D4) is connected with described interface (CN2), and the negative pole of two described diodes (D3, D4) connects the pin (T1) of described integrated circuit (U4) and the negative pole of described diode (D7);
Described voltage stabilizing circuit (8) comprises diode (D7), electric capacity (C4, C8) and integrated circuit (U4); The positive pole of described diode (D7) links to each other with the pin of integrated circuit (U2) (K3, K6, K7), described electric capacity (C4) is connected between the pin (T1) and ground of described integrated circuit (U4), described electric capacity (C8) is connected between the pin (T2) and ground of described integrated circuit (U4), pin (T3) ground connection of described integrated circuit (U4), described integrated circuit (U4) pin (T2) connects the pin (P1) of described integrated circuit (U1);
Described charging control circuit (9) comprises diode (D5), resistance (R9, R4, R5, R6, R7, R8, R17, R18, R19, R20, R21), metal-oxide-semiconductor (Q2), triode (Q1, Q8), electric capacity (C2), inductance (L2), two operational amplifiers (U3A, U3B); Be connected on two described diode (D1 again with after the collector and emitter of described triode (Q1) is connected after the grid of described resistance (R9) and described metal-oxide-semiconductor (Q2) and the source electrode parallel connection, between D2) negative pole and ground, the base stage of described triode (Q1) is connected on the pin (P5) of described integrated circuit (U1) after by described resistance (R4), described inductance (L2) is connected between the drain electrode and described accumulate battery (BT1) of described metal-oxide-semiconductor (Q2), the positive pole of described diode (D5) is connected on two described interface (CN1, CN2) common port, the negative pole of described diode (D5) connects the drain electrode of described metal-oxide-semiconductor (Q2), and described electric capacity (C2) is connected on the positive interpolar of described inductance (L2) and described diode (D5); The base stage of described triode (Q8) is connected on the positive pole of described diode (D3) by described resistance (R5), the grounded emitter of described triode (Q8), the collector electrode of described triode (Q8) is connected on the pin (P4) of described integrated circuit (U1), the collector electrode of described triode (Q8) is connected to interface (VCC) by described resistance (R6), two described resistance (R7, R8) be connected between the positive pole and ground of described diode (D4) after the series connection, two described resistance (R7, R8) indirect is on the pin (P12) of described integrated circuit (U1), the pin (N1) of described operational amplifier (U3A) is connected on the pin (P11) of described integrated circuit (U1), two pin (N1 of described operational amplifier (U3A), N3) described resistance (R17) is arranged indirectly, two pin (N2 of described operational amplifier (U3A), N3) described resistance (R18) is arranged indirectly, the pin (N2) of described operational amplifier (U3A) is by described resistance (R21) ground connection, pin (N4) ground connection of described operational amplifier (U3A), two pin (N5 of described operational amplifier (U3B), N6) be connected on the pin (P10) of described integrated circuit (U1) after linking to each other, the pin (N8) of described operational amplifier (U3B) is connected on two described diode (D3, D4) on the negative pole, the pin (N7) of described operational amplifier (U3B) is by described resistance (R19) ground connection, and the pin (N7) of described operational amplifier (U3B) is connected to interface (VDD) by described resistance (R20);
Described function switching switch circuit (16) comprises the functional select switch (J1) of third gear four joints; The joint (J11) of described functional select switch (J1) connects described accumulate battery (BT1), the joint (J14) of described functional select switch (J1) connects described resistance (R10), the joint (J12) of described functional select switch (J1) connects the positive pole of described booster circuit (10) and described diode (D7), and the joint (J13) of described function selecting toggle switch (J1) is unsettled;
Described illumination LED circuit (4) comprises resistance (R10) and light-emitting diode (LED3); The joint (J14) of described functional select switch (J1) connects the positive pole of described light-emitting diode (LED3), the minus earth of described light-emitting diode (LED3) by described resistance (R10);
Described voltage output selects toggle switch circuit (7) to comprise the pin (S11, S13, S14, S15, S16) and the resistance (R16, R12, R11) of double fourth gear switch (S1) the first half; The pin (S11) of described double fourth gear switch (S1) is connected on the pin (P13) of described integrated circuit (U1), be connected to an interface (VCC) from the pin (P13) of described integrated circuit (U1) by described resistance (R16), the pin of described double fourth gear switch (S1) (S14, S15) is respectively by described resistance (R12, R11) ground connection, described double fourth gear switch (S1) has four shelves, and the different gears by described double fourth gear switch (S1) are from the exportable 4.5V of described USB joint (J2), 5.0V, 6.3V and four kinds of magnitudes of voltage of 9.0V;
Described booster circuit (10) comprises diode (D6), resistance (R13, R27, R28, R29, R30, R31), metal-oxide-semiconductor (Q4, Q5, Q6, Q7), electric capacity (C3, C5, C7), inductance coil (L1) and integrated circuit (U2); The joint (J12) of the described functional select switch of described inductance coil (L1) termination (J1), pin (the K3 of the positive pole of described diode (D7) and described integrated circuit (U2), K6, K7), the pin (K5) of the described integrated circuit of another termination of described inductance coil (L1) (U2) and the positive pole of described diode (D6), pin (the K3 of described integrated circuit (U2), K6, K7) by described electric capacity (C5) back ground connection, the pin (K1) of described integrated circuit (U2) is by described resistance (R13) and described electric capacity (C3) back ground connection, pin (K4) ground connection of described integrated circuit (U2), four described metal-oxide-semiconductor (Q4, Q5, Q6, Q7) drain electrode is respectively by described resistance (R28, R29, R30, R31) be connected on the pin (K2) of described integrated circuit (U2), four described metal-oxide-semiconductor (Q4, Q5, Q6, Q7) source ground, four described metal-oxide-semiconductor (Q4, Q5, Q6, Q7) grid is connected on the pin (P2 of described integrated circuit (U1) respectively, P3, P9, P6) on, the negative pole of described diode (D6) is by described electric capacity (C7) ground connection, described resistance (R27) is connected between the pin (K2) of the negative pole of described diode (D6) and described integrated circuit (U2), and the negative pole of described diode (D6) also is connected with the pin (J21) of described USB joint (J2);
Described output circuit (11) is also to be connected to an electric capacity (C6) between two pin (J21, J24) of USB joint (J2);
Described current-limiting circuit part (12) comprises pin (S12, S17, S18, S19, S20) and two operational amplifiers (U5A, U5B) of resistance (R14, R15, R22, R23, R24, R25, R26), metal-oxide-semiconductor (Q3), double fourth gear switch (S1) the latter half; Pin (S12) ground connection of described double fourth gear switch (S1), pin (the S17 of described double fourth gear switch (S1), S18) be connected on the pin (F2) of described operational amplifier (U5A) by described resistance (R25), the pin (F2) and the pin (F1) of described operational amplifier (U5A) have described resistance (R22) indirectly, the pin (F3) of described operational amplifier (U5A) is connected the back by described resistance (R24) ground connection with the source electrode of described metal-oxide-semiconductor (Q3), pin (F4) ground connection of described operational amplifier (U5A), the pin (F1) of described operational amplifier (U5A) and the pin (E2) of described operational amplifier (U5B) are connected, the pin (E3) of described operational amplifier (U5B) is connected with the grid of described metal-oxide-semiconductor (Q3) by described resistance (R26), the pin (E1) of described operational amplifier (U5B) is connected with the grid of described metal-oxide-semiconductor (Q3), be connected to interface (VDD) from the pin (E4) of described operational amplifier (U5B), the pin (E3) of described operational amplifier (U5B) is connected to interface (VCC) by described resistance (R14), the pin (E3) of described operational amplifier (U5B) is by described resistance (R15) ground connection, and the drain electrode of described metal-oxide-semiconductor (Q3) is connected with the pin (J24) of described USB joint (J2);
Described LED display circuit (13) comprises two light-emitting diodes (LED1, LED2) and resistance (R1, R2); The negative pole of described light-emitting diode (LED1) is connected on the pin (P7) of described integrated circuit (U1) by described resistance (R2), the negative pole of described light-emitting diode (LED2) is connected on by described resistance (R1) on the pin (P8) of described integrated circuit (U1), and the positive pole of two described light-emitting diodes (LED1, LED2) is connected and is connected to interface (VCC).
4. multifuctional solar energy storage charger according to claim 3, it is characterized in that: described accumulate battery (BT1) is the accumulate lithium battery of 2500maH, described electric capacity (C5, C6, C7, C8) is electrochemical capacitor, described triode (Q1, Q8) is a NPN type triode, described metal-oxide-semiconductor (Q2) is a P channel-type metal-oxide-semiconductor, described metal-oxide-semiconductor (Q3, Q4, Q5, Q6, Q7) is a N channel-type metal-oxide-semiconductor, and two described light-emitting diodes (LED1, LED2) are red, orange, green Tricolor LED.
5. multifuctional solar energy storage charger according to claim 3, it is characterized in that: described USB joint (J2) is located at described lower cover (18) front panel (2) and locates, described light-emitting diode (LED3) is located at described lower cover (18) front panel (3) and locates, described functional select switch (J1) is located at described lower cover (18) front panel (19) and locates, described two light-emitting diode (LED1, LED2) being located at described lower cover (18) front panel (5) locates, an interface (CN1) of described power supply input circuit (14) is located at described lower cover (18) front panel (6) and locates, and described double fourth gear switch (S1) is located at described lower cover (18) side panel (20) and locates.
6. multifuctional solar energy storage charger according to claim 1, it is characterized in that: the syndeton of described loam cake (17) and described lower cover (18) is as the loam cake and the following cover attaching structure of laptop computer, described loam cake (17) and described lower cover (18) have flexible connection on one side, and described loam cake in one side of its correspondence (17) and described lower cover (18) have button bit to block; Described solar converter (1) is located at described loam cake (17) and described lower cover (18) inner surface.
7. according to the described multifuctional solar energy storage charger of one of claim 1 to 6, it is characterized in that: described multifuctional solar energy storage charger also is furnished with power supply adaptor in addition, one of described power supply adaptor connects civil power, and the other end connects an interface (CN1) of described power supply input circuit (14).
8. according to the described multifuctional solar energy storage charger of one of claim 1 to 6, it is characterized in that: described multifuctional solar energy storage charger also is furnished with the output interface transducer in addition, one of described output interface transducer connects the USB joint (J2) of described output circuit (11), and the other end can be furnished with multiple joint according to dissimilar digital products.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201182587U CN201001048Y (en) | 2007-02-02 | 2007-02-02 | Multifunctional solar energy storage charger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201182587U CN201001048Y (en) | 2007-02-02 | 2007-02-02 | Multifunctional solar energy storage charger |
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| Publication Number | Publication Date |
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| CN201001048Y true CN201001048Y (en) | 2008-01-02 |
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| CNU2007201182587U Expired - Fee Related CN201001048Y (en) | 2007-02-02 | 2007-02-02 | Multifunctional solar energy storage charger |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101593984A (en) * | 2008-05-30 | 2009-12-02 | 厦门灿坤实业股份有限公司 | Solar panel charging display device and using method thereof |
| CN101299473B (en) * | 2008-01-07 | 2010-09-08 | 浙江华天电源科技有限公司 | Multifunctional lithium battery solar charger |
| CN102570550A (en) * | 2012-01-12 | 2012-07-11 | 苏州清莲纳米环保科技有限公司 | Solar charger |
| CN103312005A (en) * | 2013-06-27 | 2013-09-18 | 深圳市永兴辉实业发展有限公司 | Foldable curly-type solar quick-charging power source |
| CN103618343A (en) * | 2013-10-12 | 2014-03-05 | 东风小康汽车有限公司重庆分公司 | Electric vehicle solar charger and use method thereof |
| CN105244989A (en) * | 2015-11-22 | 2016-01-13 | 镇江市双利光电科技有限公司 | Solar car battery |
| CN105391101A (en) * | 2014-09-05 | 2016-03-09 | 惠州帅仕光电科技有限公司 | Solar photovoltaic intelligent controller with function of infrared remote control |
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- 2007-02-02 CN CNU2007201182587U patent/CN201001048Y/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101299473B (en) * | 2008-01-07 | 2010-09-08 | 浙江华天电源科技有限公司 | Multifunctional lithium battery solar charger |
| CN101593984A (en) * | 2008-05-30 | 2009-12-02 | 厦门灿坤实业股份有限公司 | Solar panel charging display device and using method thereof |
| CN102570550A (en) * | 2012-01-12 | 2012-07-11 | 苏州清莲纳米环保科技有限公司 | Solar charger |
| CN103312005A (en) * | 2013-06-27 | 2013-09-18 | 深圳市永兴辉实业发展有限公司 | Foldable curly-type solar quick-charging power source |
| CN103618343A (en) * | 2013-10-12 | 2014-03-05 | 东风小康汽车有限公司重庆分公司 | Electric vehicle solar charger and use method thereof |
| CN103618343B (en) * | 2013-10-12 | 2015-09-30 | 东风小康汽车有限公司重庆分公司 | Electric automobile solar charger and using method thereof |
| CN105391101A (en) * | 2014-09-05 | 2016-03-09 | 惠州帅仕光电科技有限公司 | Solar photovoltaic intelligent controller with function of infrared remote control |
| CN105244989A (en) * | 2015-11-22 | 2016-01-13 | 镇江市双利光电科技有限公司 | Solar car battery |
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