CN201181851Y - Solar power supply - Google Patents
Solar power supply Download PDFInfo
- Publication number
- CN201181851Y CN201181851Y CNU2008200009701U CN200820000970U CN201181851Y CN 201181851 Y CN201181851 Y CN 201181851Y CN U2008200009701 U CNU2008200009701 U CN U2008200009701U CN 200820000970 U CN200820000970 U CN 200820000970U CN 201181851 Y CN201181851 Y CN 201181851Y
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- China
- Prior art keywords
- power supply
- driving
- led chip
- chip
- solar power
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to a solar power sully device, which comprises a battery box, an energy storage unit that is arranged inside the battery box and is provided with a solar battery board, and a high-efficient driving unit that is arranged between the energy storage unit and the output end of the solar power supply device, wherein, the high-efficient driving unit comprises a high-efficient LED driving chip, and the working power-source input end of the chip is connected with a low-voltage power source, and the current-limit end of the chip is grounded after being connected with a current-limit resistor, and an inductance is serially connected between the voltage increasing end of the chip and the input end of the working power source; the power that is stored by the energy storage unit is inputted from the solar input end of the chip, and is outputted from the voltage increasing output end of the chip. The device supplies the power only within the effective time; through the improvement of the utilization efficiency of the stored power, the power supply time within a single period is increased; since the device has simple structure and low cost, the device can satisfy the requirement of the low-cost high-efficient operation of the solar power supply device.
Description
Technical field
The utility model relates to a kind of electric supply installation, relates in particular to a kind of energy storage electric supply installation that utilizes solar energy to carry out work.
Background technology
What modern life was accompanied by is a large amount of consumption of the energy, and the consumption of the many kinds of energy all can produce a large amount of refuses, causes the pollution of environment, so the using and promote extremely urgent of the clean type energy.In order to adapt to above-mentioned demand, the energy-solar energy that a kind of nature exists is because its cleanliness without any pollution more and more is subjected to people's attention just.The most common a kind of solar device that utilizes is exactly a solar power supply apparatus at present, solar panel on this solar power supply apparatus receives solar energy by day and stores, to night then can externally release energy to supply with lighting system or decorative lamp photosystem, to satisfy the needs of night illumination and light decoration.Yet, use solar power supply apparatus at present because the utilization of power efficient of its inner power supply circuits is lower, generally can only reach 40%～50%, so the time of each power-up period continued power is often shorter, if quantity by increasing solar panel or light-receiving area are to improve energy storage capacity, its cost is often higher, can bring the significantly raising of solar power supply apparatus price; If but use the lower solar power supply apparatus of price, and can supplying time often shorter at night, can not satisfy the needs of long period lighting and light decoration.
Summary of the invention
Main purpose of the present utility model is, provides a kind of store electrical energy utilization ratio higher, relatively long and lower-cost solar power supply apparatus of the continued power time of single power-up period.
In order to realize above-mentioned purpose, the utility model provides a kind of solar power supply apparatus, comprise battery case and be arranged on the interior energy-storage units that has solar panel of described battery case, also comprise the high efficiency drive unit between the output that is connected described energy-storage units and solar power supply apparatus, described high efficiency drive unit comprises that one has the efficient LED chip for driving of boost function, one low-tension supply, a current-limiting resistance and an inductance, described low-tension supply is connected with the working power incoming end of described efficient LED chip for driving, so that the working power of described efficient LED chip for driving to be provided, ground connection after the current limliting end of described efficient LED chip for driving links to each other with described current-limiting resistance, boosting of described efficient LED chip for driving is serially connected with described inductance between output and the working power incoming end, the electric energy that described energy-storage units stores is imported from the solar energy input of described efficient LED chip for driving, and exports from the output that boosts of described efficient LED chip for driving.
Described efficient LED chip for driving is SC6603.
Described efficient LED chip for driving also comprises reference voltage terminal and sampling voltage end, described high efficiency drive unit also comprises two boost resistors and an electric capacity, described two boost resistors are serially connected in respectively between described sampling voltage end and described solar energy input and the described reference voltage terminal, described reference voltage terminal connects ground connection behind the described electric capacity, described efficient LED chip for driving is only externally powered at night thereby control described solar power supply apparatus according to itself break-make of the both end voltage comparison value of described sampling voltage end and described reference voltage terminal decision.
Also be connected with timing control unit between the output of described high efficiency drive unit and described solar power supply apparatus, this timing control unit comprises a timing chip, two switching diodes, a filter capacitor and a resistance, one in two switching diodes oppositely is serially connected in the electrode input end of described timing chip and boosting between the output of described efficient LED chip for driving, another oppositely is serially connected between the sampling voltage end of the cathode output end of described timing chip and described efficient LED chip for driving, the input of described timing chip and output also are parallel with described filter capacitor and described resistance respectively, and described timing chip is controlled regularly break-make of described power supply circuits.
Described switching diode is a Schottky diode.
Described filter capacitor is the electrolysis filter capacitor, and its positive pole links to each other with the electrode input end of described timing chip.
Be connected with a switch between the working power incoming end of described LED chip for driving and the described low-tension supply.
The utlity model has following beneficial effect, high efficiency drive unit and the timing control unit of solar power supply apparatus of the present utility model by being provided with on it, can guarantee that this electric supply installation begins externally power supply in effective time, and only when arriving setting-up time, just can cut off the power supply, the utilization ratio of the electric energy of its storage also is improved, and then make the power-on time in single cycle increase, because it is simple in structure, cost is lower, so can satisfy the needs of solar power supply apparatus low-cost high-efficiency running.
Description of drawings
Circuit theory diagrams when Fig. 1 is solar power supply apparatus of the present utility model power supply.
Embodiment
See also shown in Figure 1ly, solar power supply apparatus of the present utility model can be applicable to for a long time a LED lamp group 100 is powered, and is in order to further specify principle of the present invention and structure, existing in conjunction with the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Solar power supply apparatus of the present utility model comprises a battery case and is arranged on the interior power supply circuits of this battery case.These power supply circuits comprise energy-storage units 10, high efficiency drive unit 20 and the timing control unit 30 that connects successively.
This energy-storage units 10 comprise a solar panel 11 and with this solar panel 11 parallel resistor R3, the minus earth of this solar panel 11, the resistance of this resistance R 3 is 10K Ω, and this energy-storage units 10 will be radiated at solar energy on this solar panel 11 and be converted into electric energy and store.
This high efficiency drive unit 20 comprises an efficient LED chip for driving U1, current-limiting resistance R4, two boost resistors (R1 and R2), capacitor C 1, inductance L 1, a low-tension supply V1 and a switch S 1.This efficient LED chip for driving U1 is a LED chip for driving SC6603, and it is higher to utilization of power efficient, can reach 85%, and this efficient LED chip for driving U1 has eight pins, is defined as pin 1 respectively to pin 8.Each functions of pins reaches with extraneous annexation and is described below:
Pin 1: this pin 1 is the current limliting end, and ground connection behind this current-limiting resistance R4 that its connection resistance is 330K Ω is to adjust the electric current and voltage of output.
Pin 2: this pin 2 is the output that boosts, and it connects size is that this inductance L 1 back of 22 μ H links to each other with this pin 5, from the exportable solar energy input input from this efficient LED chip for driving U1 of this pin 2 and boost electric current after the processing of process frequency modulation.
Pin 3: this pin 3 is empty pin.
Pin 4: this pin 4 is above-mentioned solar energy input, and it directly links to each other with the output of this energy-storage units 10, the electric energy of this energy-storage units 10 outputs is imported this efficient LED chip for driving U1 to carry out the frequency modulation processing of boosting.
Pin 5: this pin 5 is the working power incoming end, and it connects this switch S 1 back and is connected with the positive pole of size for this low-tension supply V1 of 1.2V, and this efficient LED chip for driving U1 can start working under the driving of this low-tension supply V1 after this switch S 1 of closing.
Pin 6: this pin 6 is an earth terminal.
This timing control unit 30 comprises a timing chip T1, two switching diode D1 and D37, a filter capacitor C2 and a resistance R 5.This timing chip T1 comprises an electrode input end, an input grounding end, a cathode output end and a cathode output end.This electrode input end directly is connected with the pin 8 of this efficient LED chip for driving U1, and and the pin 2 of this efficient LED chip for driving U1 between oppositely be serially connected with this switching diode D1, this switching diode D1 is a Schottky diode 5817; Also be parallel with this filter capacitor C2 between this electrode input end and the input grounding end, this filter capacitor C2 is an electrolysis filter capacitor, and its positive pole links to each other with this electrode input end.Oppositely be serially connected with this switching diode D37 between the pin 7 of this cathode output end and this efficient LED chip for driving U1, this switching diode D37 is a Schottky diode 5819; Also being parallel with resistance between this cathode output end and this cathode output end is this resistance R 5 of 100K Ω.This timing chip T1 is the timing chip of a 6H/18H, promptly after the input of this timing chip T1 reaches operating voltage, has conducting in 6 hours earlier, blocking-up in 18 hours then, and so the function that moves in circles is blocked in conducting.The turn-on cycle of this timing chip T1 can change according to actual needs to some extent, and not only is confined to above-mentioned numerical value.
During work, required this LED lamp group 100 of powering is connected the output of this timing chip T1 and this switch S 1 of closing, in the present embodiment, this LED lamp group 100 is formed in parallel for a plurality of LED lamps, and each LED lamp forward is connected between the both positive and negative polarity output of this timing chip T1.If be daytime this moment, this high efficiency drive unit 20 can externally not power, and this energy-storage units 10 reception sunlights energy storage of charging this moment.When arriving night, the charging energy storage action of this energy-storage units 10 stops, these high efficiency drive unit 20 automatic conductings, the electric energy that store daytime in this energy-storage units 10 is from pin 4 inputs of this efficient LED chip for driving U1, and after pin 2 output of this efficient LED chip for driving U1, enter this timing chip T1 through the frequency modulation back of boosting, this timing chip T1 picks up counting and this LED lamp group 100 is powered, and no matter whether have irradiate light this moment, these power supply circuits are kept power supply state, have only after work six hours, this timing chip T1 automatically shuts down, and the external power supply of these power supply circuits just stops, and LED lamp group 100 is extinguished.After arriving daytime, entire circuit reenters the next impulse electricity cycle.
High efficiency drive unit 20 and the timing control unit 30 of solar power supply apparatus of the present utility model by being provided with on it, can guarantee that this electric supply installation begins externally power supply in effective time, and only when arriving setting-up time, just can cut off the power supply, the utilization ratio of the electric energy of its storage also is improved, and then make the power-on time in single cycle increase, because it is simple in structure, cost is lower, so can satisfy the needs of solar power supply apparatus low-cost high-efficiency running.
Yet; the above only is a preferable possible embodiments of the present utility model; and unrestricted protection range of the present utility model, so the equivalent structure that all utilization the utility model specifications and accompanying drawing content have been done changes, all be included in the protection range of the present utility model.
Claims (7)
1. solar power supply apparatus, comprise battery case and be arranged on the interior energy-storage units that has solar panel of described battery case, it is characterized in that, also comprise the high efficiency drive unit between the output that is connected described energy-storage units and solar power supply apparatus, described high efficiency drive unit comprises that one has the efficient LED chip for driving of boost function, one low-tension supply, a current-limiting resistance and an inductance, described low-tension supply is connected with the working power incoming end of described efficient LED chip for driving, so that the working power of described efficient LED chip for driving to be provided, ground connection after the current limliting end of described efficient LED chip for driving links to each other with described current-limiting resistance, boosting of described efficient LED chip for driving is serially connected with described inductance between output and the working power incoming end, the electric energy that described energy-storage units stores is imported from the solar energy input of described efficient LED chip for driving, and exports from the output that boosts of described efficient LED chip for driving.
2. solar power supply apparatus according to claim 1 is characterized in that, described efficient LED chip for driving is SC6603.
3. solar power supply apparatus according to claim 2, it is characterized in that, described efficient LED chip for driving also comprises reference voltage terminal and sampling voltage end, described high efficiency drive unit also comprises two boost resistors and an electric capacity, described two boost resistors are serially connected in respectively between described sampling voltage end and described solar energy input and the described reference voltage terminal, described reference voltage terminal connects ground connection behind the described electric capacity, described efficient LED chip for driving is only externally powered at night thereby control described solar power supply apparatus according to itself break-make of the both end voltage comparison value of described sampling voltage end and described reference voltage terminal decision.
4. solar power supply apparatus according to claim 3, it is characterized in that, also be connected with timing control unit between the output of described high efficiency drive unit and described solar power supply apparatus, this timing control unit comprises a timing chip, two switching diodes, a filter capacitor and a resistance, one in two switching diodes oppositely is serially connected in the electrode input end of described timing chip and boosting between the output of described efficient LED chip for driving, another oppositely is serially connected between the sampling voltage end of the cathode output end of described timing chip and described efficient LED chip for driving, the input of described timing chip and output also are parallel with described filter capacitor and described resistance respectively, and described timing chip is controlled regularly break-make of described power supply circuits.
5. solar power supply apparatus according to claim 4 is characterized in that, described switching diode is a Schottky diode.
6. solar power supply apparatus according to claim 4 is characterized in that, described filter capacitor is the electrolysis filter capacitor, and its positive pole links to each other with the electrode input end of described timing chip.
7. solar power supply apparatus according to claim 1 is characterized in that, is connected with a switch between the working power incoming end of described LED chip for driving and the described low-tension supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200009701U CN201181851Y (en) | 2008-01-10 | 2008-01-10 | Solar power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200009701U CN201181851Y (en) | 2008-01-10 | 2008-01-10 | Solar power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201181851Y true CN201181851Y (en) | 2009-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200009701U Expired - Fee Related CN201181851Y (en) | 2008-01-10 | 2008-01-10 | Solar power supply |
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| Country | Link |
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| CN (1) | CN201181851Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092387A (en) * | 2017-11-15 | 2018-05-29 | 广东德洛斯照明工业有限公司 | A kind of LED street lamp control device and its control method |
-
2008
- 2008-01-10 CN CNU2008200009701U patent/CN201181851Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092387A (en) * | 2017-11-15 | 2018-05-29 | 广东德洛斯照明工业有限公司 | A kind of LED street lamp control device and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090114 Termination date: 20140110 |