CN202835135U - Solar energy light emitting diode (LED) lamp - Google Patents
Solar energy light emitting diode (LED) lamp Download PDFInfo
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- CN202835135U CN202835135U CN2012201187651U CN201220118765U CN202835135U CN 202835135 U CN202835135 U CN 202835135U CN 2012201187651 U CN2012201187651 U CN 2012201187651U CN 201220118765 U CN201220118765 U CN 201220118765U CN 202835135 U CN202835135 U CN 202835135U
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Abstract
The utility model relates to a solar energy light emitting diode (LED) lamp comprising a lamp body, a light source and a drive assembly. The drive assembly comprises a solar energy battery plate input port, an energy storage battery port, an LED lamp output port and a drive circuit. The drive circuit comprises a maximum power point tracking (MPPT) + direct current (DC) - DC circuit, an LED controller circuit, a solar voltage or illumination detection circuit, a DC-DC drive circuit, a charging voltage current detection circuit, an LED drive circuit, an LED current detection circuit, a data synchronizer channel (DSC) digital signal controller, a key input circuit and a liquid crystal display (LCD) display circuit. According to the solar energy LED lamp, a charging controller and an LED actuator are integrated into the same circuit, so that installation is simple, cost is low, and additionally a solar MPPT circuit, a MPPT algorithm, an input and an output protection circuits are added. Therefore, the solar energy LED lamp is more high-efficient and reliable, and achieves promotion and popularization in the true sense.
Description
Technical field
The utility model relates to LED illumination and solar energy electro-technical field, is specifically related to solar LED (Light Emitting Diode) lamp.
Background technology
The world today, the main energy sources such as oil, coal, natural gas are faced with the danger of resource exhaustion, environmental protection, have energy-conservationly become the target that all trades and professions lay siege in the world wide.LED be called as the 4th generation lighting source, rely on its energy-saving and environmental protection, life-span long, the characteristics such as volume is little, and the response time is short have been widely used in the fields such as various indications, demonstration, illumination.Simultaneously, solar energy is a kind of green energy resource of cleaning, and both realize energy-saving and environmental protection, safety, efficient illuminator in conjunction with obtaining very high energy utilization rate, higher security performance and reliability, are very perfect combinations.
At present, the power supply mode of most the LED Solar Light is: at first by controller for solar to charge in batteries (from the net type), or the civil power that is incorporated into the power networks, and then the driver of LED light fixture is powered by battery or civil power.This mode not only can cause the increase of system failure point and cost, has also caused the loss of intermediate energy.Simultaneously, increase the intermediate link of system, so that the whole system installation is relative loaded down with trivial details with control, reduced the reliability of system.
The utility model content
The utility model provides a kind of novel solar LED (Light Emitting Diode) lamp for the deficiencies in the prior art part.
The implementation of above-mentioned purpose is: a kind of solar LED (Light Emitting Diode) lamp comprises lamp body, light source and driven unit; Described driven unit comprises: the solar panel input port is used for external solar photovoltaic assembly; The energy-storage battery port is used for external energy-storage battery; LED lamp output port is used for connecting light source; And drive circuit, it comprises:
The MPPT+DC-DC circuit, the generating voltage of MPPT circuit detecting real-time solar panels, and follow the trail of the ceiling voltage current value, make solar panel can export more electric energy; The DC-DC circuit part is used for the prime voltage transitions for being fit to the voltage of rear class;
The led controller circuit, the electric energy that energy-storage battery is exported is converted to the required electric current and voltage of light source;
Solar voltage/luminance detection circuit detects the voltage of solar panel in real time, and sends testing result to DSC digital signal controller circuit;
The DC-DC drive circuit is accepted the order of DSC digital signal controller, and the DC-DC circuit is driven, and obtains output voltage;
The charging voltage and current testing circuit detects charging voltage and current in real time, and sends testing result to the DSC digital signal controller;
Led drive circuit is accepted the order of DSC digital signal controller, and led controller is driven, and to dimming light sources, obtains the output voltage electric current;
The LED current detection circuit detects the LED electric current in real time, and sends testing result to the DSC digital signal controller;
The DSC digital signal controller, receive LED current detection signal, charging voltage and current detection signal, solar voltage/luminance detection signal and key-press input signal, data are carried out computing and processing, and output LED drives signal, DC-DC drives signal and display;
Button inputting circuits is set, checks, is revised system data by button;
The LCD display circuit shows current state and ruuning situation.
As further technical scheme, described lamp body comprises heat dissipation base and shell, and the heat dissipation base setting is installed described light source in the enclosure on it, be provided with optical transmission window on the shell.
In addition, be provided with the wind hole on the shell, the shell top is provided with shielding cap.
As further technical scheme, described light source comprises some LED lamp pearls, pcb board and lens, and LED lamp pearl is according to certain quantity, and certain combination is arranged on the pcb board, and lens cover on the LED lamp pearl.
The beneficial effects of the utility model are: charge controller and led driver are integrated in the same circuit; not only install simple; with low cost; add solar maximum power and follow the trail of circuit and MPPT algorithm; protection circuit for input and output; so that the utility model high efficient and reliable has more truly realized popularizing of solar LED (Light Emitting Diode) lamp.In addition, the utility model is installed simple, and is with low cost, and high efficient and reliable, realized that simultaneously solar energy utilizes to greatest extent and the optimum control of LED illumination.
Description of drawings
The main TV structure schematic diagram of the solar LED (Light Emitting Diode) lamp that Fig. 1 provides for embodiment.
The internal structure schematic diagram of the solar LED (Light Emitting Diode) lamp that Fig. 2 provides for embodiment.
The circuit theory diagrams of the driven unit of the solar LED (Light Emitting Diode) lamp that Fig. 3 provides for embodiment.
The specific embodiment
As shown in Figure 1, the solar LED (Light Emitting Diode) lamp that the present embodiment provides comprises lamp body 1, light source 2 and driven unit 3.
In conjunction with shown in Figure 2, lamp body 1 determines outward appearance and the moulding of whole light fixture as the bearing carrier of light source 2 and driven unit 3.Lamp body 1 comprises heat dissipation base 101 and shell 102, and heat dissipation base 101 arranges in the enclosure, is used on it light source 2 is installed, and is provided with optical transmission window on the shell 102.Heat dissipation base 101 is except the effect of playing mechanical connection light source 2, and main effect is the area of dissipation that increases light source 2, thereby guarantees the life-span of light fixture.In addition, the structural design of shell 102 can be accelerated radiating effect by the circulation of wind, reduces simultaneously windage, alleviates lamp stand pressure, more for example crosses wind hole (not shown); Certain water proof and dust proof mechanism can also be set, a shielding cap (not shown) for example be set on the top, thereby play certain water proof and dust proof effect, thereby increase the reliability of light fixture.
In conjunction with shown in Figure 2, light source 2 comprises some LED lamp pearls 201, pcb board 202 and lens 203, and light source 2 is a visualize of whole light fixture quality as the luminous component of whole light fixture.Wherein, LED lamp pearl 201 is according to certain quantity, and certain combination (series, parallel or connection in series-parallel) is arranged on the pcb board 202.Pcb board 202 and then be installed on the heat dissipation base 101 in the lamp body 1, wherein pre-buried connecting circuit guarantees that the reliable electric of LED lamp pearl 201 connects.Lens 203 cover on the LED lamp pearl 201, are used for promoting the light extraction efficiency of LED, and change the optical field distribution of LED.
As shown in Figure 1, driven unit 3 comprises as the core component of whole light fixture: solar panel input port 301 is used for external solar photovoltaic assembly; Energy-storage battery port 302 is used for external energy-storage battery; LED lamp output port 303 is used for connecting PCB board 202; And drive circuit, such as part in the dotted line frame among Fig. 3, be described as follows:
MPPT+DC-DC circuit 11, the generating voltage of MPPT circuit detecting real-time solar panels, and follow the trail of ceiling voltage current value (VI), make solar panel can export more electric energy; The DC-DC circuit part is used for the prime voltage transitions for being fit to the voltage of rear class.
Led controller circuit 12, the electric energy that energy-storage battery is exported is converted to the required electric current and voltage of LED lamp pearl.
Solar voltage/luminance detection circuit 21 detects the voltage of solar panel in real time, and sends testing result to DSC digital signal controller circuit 31.
DC-DC drive circuit 22 is accepted the order of DSC digital signal controller 31, and the DC-DC circuit is driven, and obtains suitable output voltage.
Charging voltage and current testing circuit 23 detects charging voltage and current in real time, and sends testing result to DSC digital signal controller 31.
Led drive circuit 24 is accepted the order of DSC digital signal controller 31, and led controller 12 is driven, and the LED lamp is carried out light modulation, obtains suitable output voltage electric current.
LED current detection circuit 25 detects the LED electric current in real time, and sends testing result to DSC digital signal controller 31.
DSC digital signal controller 31, it is the core component of whole driven unit, it receives LED current detection signal, charging voltage and current detection signal, solar voltage voltage/luminance detection signal and key-press input signal, data are carried out computing and processing, and output LED drives signal, DC-DC drives signal and display.
Button inputting circuits 41 is set, checks, is revised system data by button.
LCD display circuit 42 shows current system state and ruuning situation.
The operation principle of above driven unit is: solar panel is converted to electric energy with solar energy, is transferred to MPPT+DC-DC circuit 11; The solar voltage current value that solar voltage/luminance detection circuit 21 will detect in real time passes to DSC data-signal controller 31 and carries out computing and processing; DSC data-signal controller 31 output control commands are to DC-DC drive circuit 22, finish maximum power tracing and voltage transformation process to electric energy by DC-DC drive circuit 22; MPPT+DC-DC circuit 11 carries out energy storage with suitable power delivery to battery; The charging voltage and current value that charging voltage and current testing circuit 23 will detect in real time returns to DSC digital signal processor circuit 31, finishes the Charge Management to battery; Led drive circuit 24 driving LED controller circuitrys 12 are converted to the electric energy of battery output the electric energy of suitable LED lamp pearl work, thereby finish the driving to LED lamp pearl; The current value that LED current detection circuit 25 will detect in real time returns to DSC digital signal controller circuit 31, realizes the timing to LED lamp pearl, the functions such as light modulation; Button inputting circuits 41 and LCD display circuit 42, check to system that the operations such as modification provide approach for the user checks the current system state.
Above accompanying drawing and example are for fully openly illustrating the utility model content, but the utility model is not limited only to structure and circuit in this example, replace and other non-creativeness conversion should belong to the utility model scope of disclosure based on the equivalence of this creation.
Claims (5)
1. a solar LED (Light Emitting Diode) lamp comprises lamp body, light source and driven unit; Described driven unit comprises: the solar panel input port is used for external solar photovoltaic assembly; The energy-storage battery port is used for external energy-storage battery; LED lamp output port is used for connecting light source; And drive circuit, it comprises:
The MPPT+DC-DC circuit, the generating voltage of MPPT circuit detecting real-time solar panels, and follow the trail of the ceiling voltage current value, make solar panel can export more electric energy; The DC-DC circuit part is used for the prime voltage transitions for being fit to the voltage of rear class;
The led controller circuit, the electric energy that energy-storage battery is exported is converted to the required electric current and voltage of light source;
Solar voltage/luminance detection circuit detects the voltage of solar panel in real time, and sends testing result to DSC digital signal controller circuit;
The DC-DC drive circuit is accepted the order of DSC digital signal controller, and the DC-DC circuit is driven, and obtains output voltage;
The charging voltage and current testing circuit detects charging voltage and current in real time, and sends testing result to the DSC digital signal controller;
Led drive circuit is accepted the order of DSC digital signal controller, and led controller is driven, and to dimming light sources, obtains the output voltage electric current;
The LED current detection circuit detects the LED electric current in real time, and sends testing result to the DSC digital signal controller;
The DSC digital signal controller, receive LED current detection signal, charging voltage and current detection signal, solar voltage/luminance detection signal and key-press input signal, data are carried out computing and processing, and output LED drives signal, DC-DC drives signal and display;
Button inputting circuits is set, checks, is revised system data by button;
The LCD display circuit shows current state and ruuning situation.
2. solar LED (Light Emitting Diode) lamp as claimed in claim 1 is characterized in that, described lamp body comprises heat dissipation base and shell, and the heat dissipation base setting is installed described light source in the enclosure on it, be provided with optical transmission window on the shell.
3. solar LED (Light Emitting Diode) lamp as claimed in claim 2 is characterized in that, is provided with the wind hole on the described shell.
4. solar LED (Light Emitting Diode) lamp as claimed in claim 2 or claim 3 is characterized in that, described shell top is provided with shielding cap.
5. such as claim 1,2 or 3 described solar LED (Light Emitting Diode) lamps, it is characterized in that, described light source comprises some LED lamp pearls, pcb board and lens, and LED lamp pearl is according to certain quantity, and certain combination is arranged on the pcb board, and lens cover on the LED lamp pearl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201187651U CN202835135U (en) | 2012-03-23 | 2012-03-23 | Solar energy light emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201187651U CN202835135U (en) | 2012-03-23 | 2012-03-23 | Solar energy light emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202835135U true CN202835135U (en) | 2013-03-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201187651U Expired - Fee Related CN202835135U (en) | 2012-03-23 | 2012-03-23 | Solar energy light emitting diode (LED) lamp |
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| Country | Link |
|---|---|
| CN (1) | CN202835135U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635828A (en) * | 2012-03-23 | 2012-08-15 | 珠海市洁源电器有限公司 | Solar LED (light emitting diode) lamp |
| CN103775323A (en) * | 2014-01-24 | 2014-05-07 | 苏州市职业大学 | Solar photovoltaic water pump automatic control device |
| CN105546478A (en) * | 2016-01-29 | 2016-05-04 | 佛山市青松科技股份有限公司 | LED system having intelligent light supplementing function and used for message signs and traffic lights |
-
2012
- 2012-03-23 CN CN2012201187651U patent/CN202835135U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635828A (en) * | 2012-03-23 | 2012-08-15 | 珠海市洁源电器有限公司 | Solar LED (light emitting diode) lamp |
| CN103775323A (en) * | 2014-01-24 | 2014-05-07 | 苏州市职业大学 | Solar photovoltaic water pump automatic control device |
| CN105546478A (en) * | 2016-01-29 | 2016-05-04 | 佛山市青松科技股份有限公司 | LED system having intelligent light supplementing function and used for message signs and traffic lights |
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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: 20130327 Termination date: 20140323 |