CN208046971U - A kind of solar street light circuit structure - Google Patents
A kind of solar street light circuit structure Download PDFInfo
- Publication number
- CN208046971U CN208046971U CN201820470613.5U CN201820470613U CN208046971U CN 208046971 U CN208046971 U CN 208046971U CN 201820470613 U CN201820470613 U CN 201820470613U CN 208046971 U CN208046971 U CN 208046971U
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- CN
- China
- Prior art keywords
- main control
- accumulator
- control chip
- pmos tube
- solar panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
-
- 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Abstract
The utility model is related to a kind of solar street light circuit structures.The street lamp circuit structure includes main control chip, solar panel, accumulator and switching circuit, and switching circuit charges for controlling solar panel to accumulator；Solar panel and accumulator are separately connected voltage at the two of main control chip and compare end, and the output end connecting valve circuit that the voltage of main control chip compares, switching circuit is separately connected solar panel and accumulator.The utility model solar street light main control chip controls switching circuit break-make by comparing solar panel and battery tension, and total is opposite to be simplified, and manufacturing cost is reduced, and reliability is improved, and improves product total quality.
Description
Technical field
The utility model is related to solar street light more particularly to a kind of solar street light circuit structures.
Background technology
Solar street light is powered using crystal silicon solar energy battery, non-maintaining valve-control sealed accumulator (colloid electricity
Pond) storage electric energy, ultra-bright LED lamps and lanterns are controlled as light source, and by intelligent charging-discharging controller, for replacing tradition public
The street lamp of power lighting.Solar energy is absorbed by solar panel in solar street light and is converted into power storage in accumulator,
The electric energy of accumulator can be discharged for powering for lamp bead at night.In common solar street light, control solar panel with
The circuit structure of accumulator charging is all more complicated, needs to be simplified.
Utility model content
The purpose of this utility model is that overcome the deficiencies of existing technologies, and a kind of simplified electricity of solar street light is provided
Line structure, to reduce cost, improve reliability, raising charge efficiency.
To achieve the above object, the utility model uses following technical scheme：
A kind of solar street light circuit structure includes main control chip, solar panel, accumulator and switching circuit, switching circuit
It charges to accumulator for controlling solar panel；Solar panel and accumulator are separately connected voltage at the two of main control chip and compare end, main
The output end connecting valve circuit that the voltage of control chip compares, switching circuit are separately connected solar panel and accumulator.
Further, switching circuit includes the PMOS tube Q1 with afterflow, the PMOS tube Q2 with afterflow, triode Q3, resistance
R1 and R2；The output end that the voltage of the base stage connection main control chip of triode Q3 compares, the emitter ground connection of triode Q3, current collection
The grid that pole passes through resistance R2 connection PMOS tube Q2；The drain electrode of PMOS tube Q2 connects accumulator, the drain electrode connection electricity of PMOS tube Q1
Pond plate；The one end resistance R1 is separately connected the source electrode of the source electrode and PMOS tube Q2 of PMOS tube Q1, and the other end is separately connected PMOS pipes Q1
Grid and PMOS tube Q2 grid.
Further, circuit structure further includes LED drive circuit and LED lamp bead, and the control terminal of main control chip connects LED
Driving circuit, LED lamp bead are series between LED drive circuit and accumulator.
Further, circuit structure further includes the battery information display unit for showing accumulator status, battery information
Display unit is connected to main control chip.
Further, circuit structure further includes the infrared receiver for remote control, and infrared receiver is connected to master control
Chip.
Further, circuit structure further includes the radar sensing unit incuded for pedestrian, and radar sensing unit is connected to
Main control chip.
Further, triode Q3 is NPN type triode.
The advantageous effect of the utility model compared with prior art is：
The utility model solar street light main control chip controls switching circuit by comparing solar panel and battery tension
Break-make, total is opposite to be simplified, and manufacturing cost is reduced, and reliability is improved, and improves product total quality.Separately
Outside, as long as the cell plate voltage of the solar street light of the utility model is higher than battery tension, then switching circuit is connected, solar panel
To charge the battery, thus will charging time point it is many in advance, increase the charging time.The solar street light of the utility model is logical
PMOS pipes connection solar panel and accumulator are crossed, charging resistor is relatively low, and charge loss is low, and charge efficiency is also improved.
Description of the drawings
Fig. 1 is the circuit structure diagram of the utility model solar street light.
Specific implementation mode
In order to more fully understand the technology contents of the utility model, with reference to specific embodiment to the skill of the utility model
Art scheme is described further and illustrates.
Such as Fig. 1, the present embodiment solar street light circuit structure mainly have main control chip 11, solar panel 12, accumulator 13 with
And switching circuit 20.Solar panel 12 and accumulator 13 are separately connected voltage at the two of main control chip 11 and compare end, main control chip 11
The output end connecting valve circuit 20 that compares of voltage, and switching circuit 20 is separately connected solar panel 12 and accumulator 13.Master control
Chip 11 selects the controller of 16 comparable voltage, such as SC8P2811SO14 chips.Solar panel 12 is solar panel,
For converting solar energy into electrical energy.Lithium battery group can be used in accumulator 13.
Switching circuit 20 charges for controlling solar panel 12 to accumulator 13.In the present embodiment, switching circuit 20 passes through
Metal-oxide-semiconductor and triode realize connecting and disconnecting of the circuit.Such as Fig. 1, specifically, switching circuit 20 includes the PMOS tube Q1 with afterflow, with continuous
PMOS tube Q2, triode Q3, the resistance R1 and R2 of stream.Triode Q3 is NPN type triode, triode Q3 when base stage is high level
Conducting.The output end that the voltage of the base stage connection main control chip 11 of triode Q3 compares, the emitter ground connection of triode Q3, current collection
The grid that pole passes through resistance R2 connection PMOS tube Q2.The drain electrode of PMOS tube Q2 connects accumulator 13, and the drain electrode of PMOS tube Q1 connects
Connect solar panel 12.The one end resistance R1 is separately connected the source electrode of the source electrode and PMOS tube Q2 of PMOS tube Q1, and the other end is separately connected
The grid of the grid and PMOS tube Q2 of PMOS tube Q1.In nominal situation, the voltage of solar panel 12 is more than 13 voltage of accumulator
When 0.1V, the voltage of main control chip 11, which compares output end, can export high level, triode Q3 conductings so that PMOS tube Q1 and
Both PMOS tube Q2 are connected, and solar panel 12 is directly connected to accumulator 13 and solar panel 12 starts to charge for accumulator 13, charging
Resistance is smaller, and loss is low.When 12 voltage of solar panel is less than or equal to 13 voltage of accumulator, the voltage of main control chip 11 compares
Output end exports low level, and both PMOS tube Q1 and PMOS pipe Q2 are not turned on, and solar panel 12 is not connected to accumulator 13, will not
It charges.
In addition, as Fig. 1 shows, circuit structure further includes LED drive circuit 15 and LED lamp bead 14.The control of main control chip 11
End processed connects LED drive circuit 15, and LED lamp bead 14 is series between LED drive circuit 15 and accumulator 13.Circuit structure is also
Include the battery information display unit 18 for showing accumulator status, battery information display unit 18 is connected to main control chip
11.Battery information display unit 18 can be multiple display lamps, the remaining capacity for showing accumulator 13.Circuit structure also wraps
Infrared receiver 17 is included, infrared receiver 17 is connected to main control chip 11.Infrared receiver 17 is for receiving remote control letter
Number, IR remote controller can be used, street lamp is remotely controlled.Circuit structure further includes radar sensing unit 16, radar sensing unit 16
It is connected to main control chip 11.Radar sensing unit 16 is for incuding pedestrian, and in night, pedestrian goes to street lamp close beneath
When, just by the luminance raising of the LED lamp bead of street lamp 14, provide illumination.In addition, circuit structure should also there are one photosensitive unit (not
Show), to incude ambient light, when ambient light is relatively low, for example night or when the cloudy day, control LED lamp bead 14 and LED
Driving circuit 15 is started to work, and illumination is provided for road.
The utility model solar street light main control chip controls switch by comparing solar panel 12 and 13 voltage of accumulator
20 break-make of circuit, total is opposite to be simplified, and manufacturing cost is reduced, and reliability is improved, and it is whole to improve product
Quality.In addition, if 12 voltage of solar panel of the solar street light of the utility model is higher than 13 voltage of accumulator, then switching circuit
20 conducting, solar panel 12 be accumulator 13 charging, thus will charging time point it is many in advance, increase the charging time.This practicality
Novel solar street light is connected to solar panel 12 and accumulator 13 by PMOS tube, and charging resistor is relatively low, and charge loss is low, fills
Electrical efficiency is also improved.
The technology contents set forth above that the utility model is only further illustrated with embodiment, in order to which reader is easier to manage
Solution, but the embodiment for not representing the utility model is only limitted to this, and any technology done according to the utility model extends or creates again
It makes, is protected by the utility model.
Claims (7)
1. a kind of solar street light circuit structure, which is characterized in that including main control chip, solar panel, accumulator and switch electricity
Road, the switching circuit charge for controlling solar panel to accumulator；The solar panel and accumulator are separately connected main control chip
Two at voltage compare end, the output end that the voltage of the main control chip compares connects the switching circuit, the switching circuit
It is separately connected solar panel and accumulator.
2. solar street light circuit structure as described in claim 1, which is characterized in that the switching circuit includes with afterflow
PMOS tube Q1, the PMOS tube Q2 with afterflow, triode Q3, resistance R1 and R2；The base stage of the triode Q3 connects main control chip
The output end that compares of voltage, the grid that the emitter ground connection of the triode Q3, collector pass through resistance R2 connection PMOS tube Q2
Pole；The drain electrode of the PMOS tube Q2 connects accumulator, and the drain electrode of the PMOS tube Q1 connects solar panel；One end the resistance R1 point
Not Lian Jie PMOS tube Q1 source electrode and PMOS tube Q2 source electrode, the other end is separately connected the grid and PMOS tube Q2 of PMOS tube Q1
Grid.
3. solar street light circuit structure as described in claim 1, which is characterized in that further include LED drive circuit and LED
The control terminal of lamp bead, the main control chip connects the LED drive circuit, and the LED lamp bead is series at LED drive circuit and stores
Between battery.
4. solar street light circuit structure as described in claim 1, which is characterized in that further include for showing accumulator status
Battery information display unit, the battery information display unit is connected to the main control chip.
5. solar street light circuit structure as described in claim 1, which is characterized in that further include the infrared receiver for remote control
Unit, the infrared receiver are connected to the main control chip.
6. solar street light circuit structure as described in claim 1, which is characterized in that further include the radar incuded for pedestrian
Sensing unit, the radar sensing unit are connected to the main control chip.
7. solar street light circuit structure as claimed in claim 2, which is characterized in that the triode Q3 is three pole of NPN type
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470613.5U CN208046971U (en) | 2018-03-30 | 2018-03-30 | A kind of solar street light circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820470613.5U CN208046971U (en) | 2018-03-30 | 2018-03-30 | A kind of solar street light circuit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208046971U true CN208046971U (en) | 2018-11-02 |
Family
ID=63947048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820470613.5U Active CN208046971U (en) | 2018-03-30 | 2018-03-30 | A kind of solar street light circuit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208046971U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108401328A (en) * | 2018-03-30 | 2018-08-14 | 丹蒂新能源科技（中山）有限公司 | A kind of solar street light circuit structure |
-
2018
- 2018-03-30 CN CN201820470613.5U patent/CN208046971U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108401328A (en) * | 2018-03-30 | 2018-08-14 | 丹蒂新能源科技（中山）有限公司 | A kind of solar street light circuit structure |
| CN108401328B (en) * | 2018-03-30 | 2024-04-16 | 奥拓照明科技（中山）有限公司 | Solar street lamp circuit structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181026 Address after: 528421 2 and 5 floor 1, 9 Funan Road, Tong Yi Industrial Park, Zhongshan, Guangdong Patentee after: Otto lighting technology (Zhongshan) Co., Ltd. Address before: 528400 A, 4 floor, 1 building, 9 Funan Road, Guzhen Town, Zhongshan, Guangdong. Patentee before: Danti new energy technology (Zhongshan) Co., Ltd. |
|
| TR01 | Transfer of patent right |