CN201976294U - Control and constant-current integrated street lamp controller - Google Patents
Control and constant-current integrated street lamp controller Download PDFInfo
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- CN201976294U CN201976294U CN2011200044406U CN201120004440U CN201976294U CN 201976294 U CN201976294 U CN 201976294U CN 2011200044406 U CN2011200044406 U CN 2011200044406U CN 201120004440 U CN201120004440 U CN 201120004440U CN 201976294 U CN201976294 U CN 201976294U
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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 control and constant-current integrated street lamp controller, in particular to an intelligent street lamp control device with control-constant current-dimming functions. The controller comprises a solar cell component, a switching circuit, a central processor, a battery, a DC/DC voltage conversion and constant-current circuit and an LED chip. In the utility model, a solar energy charge/discharge controller is combined with the constant-current source of the LED lamp, so as to better protect the LED chip, prolong the service life of the LED chip, reduce light decay and satisfy different requirements on the lamplight brightness in different periods of time of people. The controller not only has a protection function to the charge/discharge of battery, but also intelligently controls the functions of constant-current and linear dimming of the load LED chip.
Description
One, technical field
The utility model relates to the integrated controller for road lamp of a kind of control constant current, is that a kind of photovoltaic discharges and recharges, the controller of PWM modulation constant current output, belongs to the electronic circuit control technical field.
Two, background technology
Solar panel belongs to photovoltaic apparatus (major part is a semi-conducting material), and it produces electric current through photoelectric effect takes place after the irradiate light.Because attribute and limitation that material and light had, the electric current of its generation also is the curve with fluctuation, if directly charge in the storage battery electric current that is generated or direct powering load, then cause the damage of storage battery and load easily, seriously reduced their life-span.Therefore must send into controller for solar to electric current earlier, adopt a series of special chip circuit that it is carried out digitlization and regulate, and add multistage charge and discharge protecting, guarantee the security of operation and the useful life of battery and load.During to electric, also be to allow the electric current of storage battery flow into controller for solar earlier,, again electric current sent into load through after its analysis and judgement.The purpose of doing like this is in order to guarantee that storage battery is not by overdischarge.
Known charging-discharging controller is with an electronic switch storage battery directly to be linked to each other with load; can guarantee that like this storage battery is not put a little excessively; but can load by fine protection in limit of consideration; the employed voltage of load is the voltage of storage battery; therefore require use equipment that the fluctuation of voltage is had very strong adaptive capacity, otherwise very easily be damaged.
LED lamp constant-current source is the important component part of LED lamp product, is to guarantee the indispensable parts of LED lamp operate as normal.It becomes the needed voltage of LED lamp work by voltage transformation with the voltage of importing, and supplies with the LED lamp and uses.The LED constant-current source of direct current generally has two kinds of two incoming lines and three incoming lines.The input of two lines be positive source and power cathode, the power of lamp is definite can not light modulation.The input of three lines except power positive cathode, also have a power adjustments control line, owing to the dimming controlling method of each producer is not quite similar, dimming function and fail to be utilized well many times.
Three, summary of the invention
The purpose of this utility model provides the integrated controller for road lamp of a kind of control constant current; it is the intelligent street lamp control device of a kind of control-constant current-light modulation; solar charging/discharging controller and LED lamp constant-current source are combined; so that protect led chip better, prolong its useful life, reduce light decay; satisfy people to the different requirements of different time to lamplight brightness; realize not only having function, also have the constant current of load led chip and the more intelligentized control of linearity light adjusting function to the accumulator cell charging and discharging protection.
The utility model is implemented by following technical scheme, and it comprises solar module 1, switching circuit 2, central processing unit 3, storage battery 4, DC/DC voltage transformation and constant-current circuit 5 and led chip 6, switching circuit 2 right sides comprise switch driving circuit and collection of simulant signal circuit two parts.Solar components 1 minus earth, the anodal drain electrode that connects switching tube Q1, the grid of switching tube Q1 is connected to an end of driver IC 4, source electrode is received the positive pole of storage battery 4, the other end of IC4 is received the RA4 pin of central processing unit 3, one of resistance R 1 terminates to the positive pole of storage battery 4, the other end is received a R2 end in parallel with C1, receive the pin of the RA3 of IC1 simultaneously, the other end ground connection that R2 is in parallel with C1, storage battery 4 minus earths, the grid of switching tube Q2 is received an end of driver IC 2, source electrode is received an end on the former limit of transformer L1, storage battery 4 is received in drain electrode, driver IC 2 other ends are received the RA2 pin of central processing unit 3, the grid of switching tube Q3 is received an end of driver IC 3, and source electrode is received the other end on the former limit of transformer L1, and storage battery 4 is received in drain electrode, driver IC 3 other ends are received the RA1 pin of processor IC1, diode D1, D2, the end to end composition rectifier bridge of D3 and D4, D1, D3 plus earth, D2, the D4 negative pole is connected to capacitor C 2 positive poles, the former limit of transformer L1 central shaft heads ground connection, secondary one terminates to the negative pole of D1, and the other end is received the negative pole of D3, capacitor C 2 minus earths, load L1 positive pole is received capacitor C 2 positive poles, minus earth.
Its operation principle is: central processing unit 3 is gathered storage batterys 4 voltages, solar module 1 voltage, DC/DC module voltage current signal, judges whether needs charging of storage battery, charging pulsewidth according to the signal that collects and what, whether needs output of load, output pulse width what to be for.
Compare advantage of the present utility model with known technology
The utility model combines the constant flow module of photovoltaic charging-discharging controller and PWM control can effectively protect led chip, reduces light decay and increases the service life; Can be according to time and battery remaining power linear regulation LED lamp power; But self adaptation 12V/24V system, so the intelligent degree of whole system is higher.
Four, description of drawings
Fig. 1 is a theory diagram of the present utility model, and 1 is solar module among the figure, and 2 is switching circuit, and 3 for central processing unit 4 are, storage battery, and 5 is that DC/DC voltage transformation and constant-current circuit 6 are led chip, Fig. 2 is the circuit connection diagram of Fig. 1.
Five, embodiment
As shown in Figure 1, 2, it comprises solar module 1, switching circuit 2, and central processing unit 3, storage battery 4, DC/DC voltage transformation and constant-current circuit 5 and led chip 6, switching circuit 2 right sides comprise switch driving circuit and collection of simulant signal circuit two parts.Solar components 1 minus earth, the anodal drain electrode that connects switching tube Q1, the grid of switching tube Q1 is connected to an end of driver IC 4, source electrode is received the positive pole of storage battery 4, the other end of IC4 is received the RA4 pin of central processing unit 3, one of resistance R 1 terminates to the positive pole of storage battery 4, the other end is received a R2 end in parallel with C1, receive the pin of the RA3 of IC1 simultaneously, the other end ground connection that R2 is in parallel with C1, storage battery 4 minus earths, the grid of switching tube Q2 is received an end of driver IC 2, source electrode is received an end on the former limit of transformer L1, and storage battery 4 is received in drain electrode, and driver IC 2 other ends are received the RA2 pin of central processing unit 3, the grid of switching tube Q3 is received an end of driver IC 3, source electrode is received the other end on the former limit of transformer L1, and storage battery 4 is received in drain electrode, and driver IC 3 other ends are received the RA1 pin of processor IC1; The end to end composition rectifier bridge of diode D1, D2, D3 and D4, D1, D3 plus earth, D2, D4 negative pole are connected to capacitor C 2 positive poles, the former limit of transformer L1 central shaft heads ground connection, secondary one terminates to the negative pole of D1, and the other end is received the negative pole of D3, capacitor C 2 minus earths, load L1 positive pole is received capacitor C 2 positive poles, minus earth.
Claims (1)
1. control the integrated controller for road lamp of constant current for one kind, it is characterized in that: it comprises solar module (1), switching circuit (2), central processing unit (3), storage battery (4), DC/DC voltage transformation and constant-current circuit (5) and led chip (6), solar components (1) minus earth, the anodal drain electrode that connects switching tube Q1, the grid of switching tube Q1 is connected to an end of driver IC 4, source electrode is received the positive pole of storage battery (4), the other end of IC4 is received the RA4 pin of central processing unit (3), one of resistance R 1 terminates to the positive pole of storage battery (4), the other end is received a R2 end in parallel with C1, receive the pin of the RA3 of IC1 simultaneously, the other end ground connection that R2 is in parallel with C1, storage battery (4) minus earth, the grid of switching tube Q2 is received an end of driver IC 2, source electrode is received an end on the former limit of transformer L1, storage battery (4) is received in drain electrode, driver IC 2 other ends are received the RA2 pin of central processing unit (3), the grid of switching tube Q3 is received an end of driver IC 3, and source electrode is received the other end on the former limit of transformer L1, and storage battery (4) is received in drain electrode, driver IC 3 other ends are received the RA1 pin of processor IC1, diode D1, D2, the end to end composition rectifier bridge of D3 and D4, D1, D3 plus earth, D2, the D4 negative pole links to each other and receives the positive pole of capacitor C 2, the former limit of transformer L1 central shaft heads ground connection, secondary one terminates to the negative pole of D1, and the other end is received the negative pole of D3, capacitor C 2 minus earths, load L1 positive pole is received capacitor C 2 positive poles, minus earth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200044406U CN201976294U (en) | 2011-01-10 | 2011-01-10 | Control and constant-current integrated street lamp controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200044406U CN201976294U (en) | 2011-01-10 | 2011-01-10 | Control and constant-current integrated street lamp controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201976294U true CN201976294U (en) | 2011-09-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200044406U Expired - Fee Related CN201976294U (en) | 2011-01-10 | 2011-01-10 | Control and constant-current integrated street lamp controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201976294U (en) |
-
2011
- 2011-01-10 CN CN2011200044406U patent/CN201976294U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170512 Address after: Jiangdong Garden Park Panlong District 650224 Yunnan city of Kunming province 18 unit 1 Building No. 502 Patentee after: Yunnan Jingpan Technology Co., Ltd. Address before: 650000, Yunnan province Kunming city open area information industry base innovation technology incubator standard delivery room 3, No. 601 Patentee before: Yunnan Sunpa Solar Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20200110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |