CN204795718U - Photovoltaic LED lamp circuit - Google Patents
Photovoltaic LED lamp circuit Download PDFInfo
- Publication number
- CN204795718U CN204795718U CN201520392355.XU CN201520392355U CN204795718U CN 204795718 U CN204795718 U CN 204795718U CN 201520392355 U CN201520392355 U CN 201520392355U CN 204795718 U CN204795718 U CN 204795718U
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- diode
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- electric capacity
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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
Abstract
The utility model discloses a photovoltaic LED lamp circuit, including solar panel T, diode D1, battery E and lamps and lanterns H, diode D3's positive pole is connected to solar panel T's one end, and the anodal of battery E and diode D2's positive pole is connected to diode D3's negative pole, and inductance L1 and chip IC1's pin 1, solar panel T's other end connecting resistance R2, resistance R3 and battery E's negative pole is connected to diode D2's negative pole. The utility model discloses photovoltaic LED lamp circuit simple structure, components and parts are few, adopt wide band pulsewidth modulation chip AT9933 as control chip, and the integrated level is high, very big simplification the circuit volume, can reduce automatically with rising input voltage, reach the purpose of firm output, therefore the circuit has, and output is stable, the cost of manufacture is hanged down and energy -concerving and environment -protective advantage.
Description
Technical field
The utility model relates to a kind of LED, specifically a kind of photovoltaic LED circuit for lamp.
Background technology
LED because there is the long-life, specular removal, safety and environmental protection, the advantage such as easy to use be widely used in various lighting installation, especially agree with mutually with the energy-saving ring energy environmental protection advocated in recent years, the lighting installation utilizing solar energy and LED to combine have pollution-free, cost is low, the advantage of environmental protection, be widely loved by the people, but because the output voltage of solar panel is comparatively serious by illumination effect, therefore current solar energy circuit can arrange complicated Voltage stabilizing module, not only increase cost, and increase the quiescent dissipation of circuit.
Utility model content
The purpose of this utility model is to provide that a kind of structure is simple, the photovoltaic LED circuit for lamp of diverse in function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of photovoltaic LED circuit for lamp, comprise solar panels T, diode D1, storage battery E and light fixture H, one end of described solar panels T connects the anode of diode D3, the negative electrode of diode D3 connects the positive pole of storage battery E and the anode of diode D2, the negative electrode of diode D2 connects the pin 1 of inductance L 1 and chip IC 1, the other end contact resistance R2 of solar panels T, the negative pole of resistance R3 and storage battery E, the other end contact resistance R5 of resistance R2, the negative electrode of diode D1 and the drain electrode of metal-oxide-semiconductor Q1 ground connection, the other end contact resistance R1 of inductance L 1, the drain electrode of metal-oxide-semiconductor Q1 and electric capacity C1, the other end of electric capacity C1 connects electric capacity C2, the anode of inductance L 2 and diode D1, the other end of resistance R1 connects the other end of electric capacity C2, the other end of inductance L 2 connects electric capacity C3 and light fixture H, the other end of the other end contact resistance R5 of electric capacity C3, the other end of resistance R6 and light fixture H, the other end contact resistance R4 of resistance R3 and the pin 3 of chip IC 1, the other end of resistance R4 connects electric capacity C5 and resistance R7, the other end of other end contact resistance R6 of resistance R7 and the pin 6 of chip IC 1, the other end ground connection of electric capacity C5, the pin 2 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, pin 4 ground connection of chip IC 1, the pin 8 of chip IC 1 connects electric capacity C4, the other end ground connection of electric capacity C4.
As preferred version of the present utility model: the model of described chip IC 1 is AT9933.
As preferred version of the present utility model: described light fixture H is LED electricity-saving lamp.
Compared with prior art, the beneficial effects of the utility model are: the utility model photovoltaic LED circuit for lamp structure is simple, components and parts are few, adopt wideband pulse width modulating chip AT9933 as control chip, integrated level is high, greatly simplify circuit volume, can automatically reduce and raise input voltage, reach the stable object exported, therefore circuit has the advantage of the low and energy-conserving and environment-protective of stable output, cost of manufacture.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of photovoltaic LED circuit for lamp.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of photovoltaic LED circuit for lamp, comprise solar panels T, diode D1, storage battery E and light fixture H, one end of described solar panels T connects the anode of diode D3, the negative electrode of diode D3 connects the positive pole of storage battery E and the anode of diode D2, the negative electrode of diode D2 connects the pin 1 of inductance L 1 and chip IC 1, the other end contact resistance R2 of solar panels T, the negative pole of resistance R3 and storage battery E, the other end contact resistance R5 of resistance R2, the negative electrode of diode D1 and the drain electrode of metal-oxide-semiconductor Q1 ground connection, the other end contact resistance R1 of inductance L 1, the drain electrode of metal-oxide-semiconductor Q1 and electric capacity C1, the other end of electric capacity C1 connects electric capacity C2, the anode of inductance L 2 and diode D1, the other end of resistance R1 connects the other end of electric capacity C2, the other end of inductance L 2 connects electric capacity C3 and light fixture H, the other end of the other end contact resistance R5 of electric capacity C3, the other end of resistance R6 and light fixture H, the other end contact resistance R4 of resistance R3 and the pin 3 of chip IC 1, the other end of resistance R4 connects electric capacity C5 and resistance R7, the other end of other end contact resistance R6 of resistance R7 and the pin 6 of chip IC 1, the other end ground connection of electric capacity C5, the pin 2 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, pin 4 ground connection of chip IC 1, the pin 8 of chip IC 1 connects electric capacity C4, the other end ground connection of electric capacity C4.
The model of chip IC 1 is AT9933.Light fixture H is LED electricity-saving lamp.
Operation principle of the present utility model is: when daytime is sunny, solar panels T completes opto-electronic conversion and divides two parts to power the electric energy changed out by diode D3, one road accumulators E charges when preparing against night or rainy weather and uses, when storage battery E is full of, its voltage is identical with the voltage of solar panels, charging will be stopped, diode D3 is non-return diode, AT9933 adopts hysteresis quality Current Control to adjust input and output electric current, there is outstanding immunity to input surge and do not need complicated loop compensation and portion of place element. protect under short circuit and input low voltage situations in input and output Current Control also provides, the operation of circuit is divided into two stages that power on and discharge, when powering on, electric energy is by diode D2, inductance L 1, electric capacity C1, diode D1, resistance R2, chip IC 1 detects resistance R2 voltage and judges to power on whether complete, discharge regime, by electric capacity C1, metal-oxide-semiconductor Q1, resistance R5, LED electricity-saving lamp H, electric capacity C3 and inductance L 2 are carried out, because electric capacity C1 voltage is left positive right negative when powering on, electric current flows out from Q1 end, diode D1, D2 is all inverted, IC1 detects resistance R5 voltage and judges whether electric current reaches the preset value of LED, Q1 can be closed after reaching driving current value, L2, C3, D1 can continue to maintain electric current to be existed, maintain the electric energy of LED.Circuit structure is simple, components and parts are few, adopt wideband pulse width modulating chip AT9933 as control chip, integrated level is high, greatly simplify circuit volume, can automatically reduce and raise input voltage, reach the stable object exported, therefore circuit has the advantage of the low and energy-conserving and environment-protective of stable output, cost of manufacture.
Claims (3)
1. a photovoltaic LED circuit for lamp, comprises solar panels T, diode D1, storage battery E and light fixture H, it is characterized in that, one end of described solar panels T connects the anode of diode D3, the negative electrode of diode D3 connects the positive pole of storage battery E and the anode of diode D2, the negative electrode of diode D2 connects the pin 1 of inductance L 1 and chip IC 1, the other end contact resistance R2 of solar panels T, the negative pole of resistance R3 and storage battery E, the other end contact resistance R5 of resistance R2, the negative electrode of diode D1 and the drain electrode of metal-oxide-semiconductor Q1 ground connection, the other end contact resistance R1 of inductance L 1, the drain electrode of metal-oxide-semiconductor Q1 and electric capacity C1, the other end of electric capacity C1 connects electric capacity C2, the anode of inductance L 2 and diode D1, the other end of resistance R1 connects the other end of electric capacity C2, the other end of inductance L 2 connects electric capacity C3 and light fixture H, the other end of the other end contact resistance R5 of electric capacity C3, the other end of resistance R6 and light fixture H, the other end contact resistance R4 of resistance R3 and the pin 3 of chip IC 1, the other end of resistance R4 connects electric capacity C5 and resistance R7, the other end of other end contact resistance R6 of resistance R7 and the pin 6 of chip IC 1, the other end ground connection of electric capacity C5, the pin 2 of chip IC 1 connects the grid of metal-oxide-semiconductor Q1, pin 4 ground connection of chip IC 1, the pin 8 of chip IC 1 connects electric capacity C4, the other end ground connection of electric capacity C4.
2. a kind of photovoltaic LED circuit for lamp according to claim 1, is characterized in that, the model of described chip IC 1 is AT9933.
3. a kind of photovoltaic LED circuit for lamp according to claim 1, is characterized in that, described light fixture H is LED electricity-saving lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520392355.XU CN204795718U (en) | 2015-06-09 | 2015-06-09 | Photovoltaic LED lamp circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520392355.XU CN204795718U (en) | 2015-06-09 | 2015-06-09 | Photovoltaic LED lamp circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204795718U true CN204795718U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520392355.XU Expired - Fee Related CN204795718U (en) | 2015-06-09 | 2015-06-09 | Photovoltaic LED lamp circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204795718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883792A (en) * | 2015-06-09 | 2015-09-02 | 廖婕 | Photovoltaic LED lamp circuit |
-
2015
- 2015-06-09 CN CN201520392355.XU patent/CN204795718U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104883792A (en) * | 2015-06-09 | 2015-09-02 | 廖婕 | Photovoltaic LED lamp circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dong Shulong Inventor before: Liao Jie |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170516 Address after: 528421 Guangdong city of Zhongshan Province Town Industrial Park Tong Fu Zhen Tong Yi Road No. 9 1 floor of Building 1 1 Patentee after: Zhongshan Shuo Hui Lighting Co. Ltd. Address before: 537499 the Guangxi Zhuang Autonomous Region Beiliu City, Yulin City, North Road, No. two 45-11 Patentee before: Liao Jie |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200609 |