CN108401328B - Solar street lamp circuit structure - Google Patents
Solar street lamp circuit structure Download PDFInfo
- Publication number
- CN108401328B CN108401328B CN201810293714.4A CN201810293714A CN108401328B CN 108401328 B CN108401328 B CN 108401328B CN 201810293714 A CN201810293714 A CN 201810293714A CN 108401328 B CN108401328 B CN 108401328B
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- China
- Prior art keywords
- main control
- battery
- storage battery
- control chip
- pmos tube
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- 239000011324 bead Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- 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]
Abstract
The invention relates to a solar street lamp circuit structure. The street lamp circuit structure comprises a main control chip, a battery plate, a storage battery and a switch circuit, wherein the switch circuit is used for controlling the battery plate to charge the storage battery; the battery plate and the storage battery are respectively connected with two voltage comparison ends of the main control chip, the output end of the voltage comparison of the main control chip is connected with the switch circuit, and the switch circuit is respectively connected with the battery plate and the storage battery. The solar street lamp main control chip controls the on-off of the switch circuit by comparing the voltages of the battery plate and the storage battery, the whole structure is relatively simplified, the manufacturing cost is reduced, the reliability is improved, and the overall quality of the product is improved.
Description
Technical Field
The invention relates to a solar street lamp, in particular to a circuit structure of the solar street lamp.
Background
The solar street lamp is a street lamp which is powered by a crystalline silicon solar battery, a maintenance-free valve-controlled sealed storage battery (colloid battery) stores electric energy, an ultra-bright LED lamp is used as a light source and is controlled by an intelligent charge-discharge controller to replace the traditional public power illumination. In the solar street lamp, solar energy is absorbed by the solar cell panel and is converted into electric energy to be stored in the storage battery, and the electric energy of the storage battery can be released at night to be used for supplying power for the lamp beads. In a common solar street lamp, the circuit structure for controlling the charging of a battery plate and a storage battery is complex and needs to be simplified.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a simplified circuit structure of a solar street lamp so as to reduce cost, improve reliability and improve charging efficiency.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the solar street lamp circuit structure comprises a main control chip, a battery plate, a storage battery and a switch circuit, wherein the switch circuit is used for controlling the battery plate to charge the storage battery; the battery plate and the storage battery are respectively connected with two voltage comparison ends of the main control chip, the output end of the voltage comparison of the main control chip is connected with the switch circuit, and the switch circuit is respectively connected with the battery plate and the storage battery.
Further, the switch circuit comprises a PMOS tube Q1 with follow current, a PMOS tube Q2 with follow current, a triode Q3, resistors R1 and R2; the base electrode of the triode Q3 is connected with the voltage comparison output end of the main control chip, the emitter electrode of the triode Q3 is grounded, and the collector electrode of the triode Q3 is connected with the grid electrode of the PMOS tube Q2 through a resistor R2; the drain electrode of the PMOS tube Q2 is connected with a storage battery, and the drain electrode of the PMOS tube Q1 is connected with a battery plate; one end of the resistor R1 is respectively connected with the source electrode of the PMOS tube Q1 and the source electrode of the PMOS tube Q2, and the other end is respectively connected with the grid electrode of the PMOS tube Q1 and the grid electrode of the PMOS tube Q2.
Further, the circuit structure further comprises an LED driving circuit and an LED lamp bead, the control end of the main control chip is connected with the LED driving circuit, and the LED lamp bead is connected in series between the LED driving circuit and the storage battery.
Further, the circuit structure further comprises a battery information display unit for displaying the state of the storage battery, and the battery information display unit is connected to the main control chip.
Further, the circuit structure also comprises an infrared receiving unit for remote control, and the infrared receiving unit is connected with the main control chip.
Further, the circuit structure further comprises a radar sensing unit for sensing pedestrians, and the radar sensing unit is connected to the main control chip.
Further, the transistor Q3 is an NPN transistor.
Compared with the prior art, the invention has the beneficial effects that:
the solar street lamp main control chip controls the on-off of the switch circuit by comparing the voltages of the battery plate and the storage battery, the whole structure is relatively simplified, the manufacturing cost is reduced, the reliability is improved, and the overall quality of the product is improved. In addition, as long as the voltage of the battery plate of the solar street lamp is higher than that of the storage battery, the switch circuit is conducted, and the battery plate charges the storage battery, so that the charging time point is greatly advanced, and the charging time is increased. According to the solar street lamp, the battery plate and the storage battery are communicated through the PMOS tube, the charging resistance is low, the charging loss is low, and the charging efficiency is improved.
Drawings
Fig. 1 is a circuit configuration diagram of the solar street lamp of the present invention.
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to specific embodiments.
As shown in fig. 1, the solar street lamp circuit structure of the present embodiment mainly includes a main control chip 11, a battery panel 12, a storage battery 13, and a switch circuit 20. The battery plate 12 and the storage battery 13 are respectively connected with two voltage comparison ends of the main control chip 11, the voltage comparison output end of the main control chip 11 is connected with the switch circuit 20, and the switch circuit 20 is respectively connected with the battery plate 12 and the storage battery 13. The main control chip 11 is a 16-bit controller with comparable voltage, such as an SC8P2811SO14 chip. The panel 12 is a solar panel for converting solar energy into electrical energy. The secondary battery 13 may employ a lithium battery pack.
The switch circuit 20 is used to control the charging of the battery panel 12 to the storage battery 13. In this embodiment, the switch circuit 20 realizes circuit on-off through a MOS transistor and a triode. As shown in fig. 1, specifically, the switch circuit 20 includes a PMOS transistor Q1 with freewheeling, a PMOS transistor Q2 with freewheeling, a transistor Q3, and resistors R1 and R2. The triode Q3 is an NPN triode, and the triode Q3 is conducted when the base electrode is at a high level. The base electrode of the triode Q3 is connected with the voltage comparison output end of the main control chip 11, the emitter electrode of the triode Q3 is grounded, and the collector electrode of the triode Q3 is connected with the grid electrode of the PMOS tube Q2 through the resistor R2. The drain electrode of the PMOS tube Q2 is connected with the storage battery 13, and the drain electrode of the PMOS tube Q1 is connected with the battery plate 12. One end of the resistor R1 is respectively connected with the source electrode of the PMOS tube Q1 and the source electrode of the PMOS tube Q2, and the other end is respectively connected with the grid electrode of the PMOS tube Q1 and the grid electrode of the PMOS tube Q2. When the voltage of the battery plate 12 is larger than 0.1V of the voltage of the storage battery 13 under normal working conditions, the voltage comparison output end of the main control chip 11 can output high level, the triode Q3 is conducted, the PMOS tube Q1 and the PMOS tube Q2 are conducted, the battery plate 12 is directly communicated with the storage battery 13, the battery plate 12 starts to charge the storage battery 13, the charging resistance is small, and the loss is low. When the voltage of the battery plate 12 is lower than or equal to the voltage of the storage battery 13, the voltage comparison output end of the main control chip 11 outputs a low level, the PMOS tube Q1 and the PMOS tube Q2 are not conducted, the battery plate 12 is not communicated with the storage battery 13, and charging is not performed.
In addition, as shown in fig. 1, the circuit structure further includes an LED driving circuit 15 and an LED lamp bead 14. The control end of the main control chip 11 is connected with an LED driving circuit 15, and the LED lamp beads 14 are connected in series between the LED driving circuit 15 and the storage battery 13. The circuit structure further comprises a battery information display unit 18 for displaying the state of the storage battery, and the battery information display unit 18 is connected to the main control chip 11. The battery information display unit 18 may be a plurality of display lamps for displaying the remaining power of the storage battery 13. The circuit structure also comprises an infrared receiving unit 17, and the infrared receiving unit 17 is connected with the main control chip 11. The infrared receiving unit 17 is used for receiving the remote control signal, and an infrared remote controller can be used for remotely controlling the road lamp. The circuit structure further comprises a radar sensing unit 16, and the radar sensing unit 16 is connected to the main control chip 11. The radar sensing unit 16 is used for sensing pedestrians, and when the pedestrians walk to the vicinity of the lower part of the street lamp in the night, the brightness of the LED lamp beads 14 of the street lamp is improved, and illumination is provided. In addition, the circuit structure should have a photosensitive unit (not shown) for sensing the external brightness, and controlling the LED lamp beads 14 and the LED driving circuit 15 to start to operate when the external brightness is low, such as at night or in cloudy days, so as to provide illumination for the road.
The solar street lamp main control chip controls the on-off of the switch circuit 20 by comparing the voltages of the battery plate 12 and the storage battery 13, the whole structure is relatively simplified, the manufacturing cost is reduced, the reliability is improved, and the overall quality of products is improved. In addition, as long as the voltage of the battery plate 12 of the solar street lamp is higher than the voltage of the storage battery 13, the switch circuit 20 is conducted, and the battery plate 12 charges the storage battery 13, so that the charging time point is greatly advanced, and the charging time is increased. The solar street lamp is communicated with the battery plate 12 and the storage battery 13 through the PMOS tube, so that the charging resistance is low, the charging loss is low, and the charging efficiency is also improved.
The foregoing description is provided to illustrate the technical contents of the present invention by way of example only, so that the reader can easily understand the technical contents, but it is not intended to limit the embodiments of the present invention thereto, and any technical extension or re-creation according to the present invention is protected by the present invention.
Claims (5)
1. The solar street lamp circuit structure is characterized by comprising a main control chip, a battery board, a storage battery and a switch circuit, wherein the main control chip is a 16-bit controller with comparable voltage, and the switch circuit is used for controlling the battery board to charge the storage battery; the battery plate and the storage battery are respectively connected with two voltage comparison ends of the main control chip, the voltage comparison output end of the main control chip is connected with the switch circuit, and the switch circuit is respectively connected with the battery plate and the storage battery; the main control chip controls the on-off of the switch circuit by comparing the voltage of the battery plate with the voltage of the storage battery, the switch circuit is conducted as long as the voltage of the battery plate is higher than the voltage of the storage battery, and the battery plate charges the storage battery;
the switch circuit comprises a PMOS tube Q1 with follow current, a PMOS tube Q2 with follow current, a triode Q3, resistors R1 and R2; the base electrode of the triode Q3 is connected with the voltage comparison output end of the main control chip, the emitter electrode of the triode Q3 is grounded, and the collector electrode of the triode Q3 is connected with the grid electrode of the PMOS tube Q2 through a resistor R2; the drain electrode of the PMOS tube Q2 is connected with a storage battery, and the drain electrode of the PMOS tube Q1 is connected with a battery plate; one end of the resistor R1 is respectively connected with the source electrode of the PMOS tube Q1 and the source electrode of the PMOS tube Q2, and the other end of the resistor R1 is respectively connected with the grid electrode of the PMOS tube Q1 and the grid electrode of the PMOS tube Q2; the triode Q3 is an NPN triode.
2. The solar street lamp circuit structure of claim 1, further comprising an LED driving circuit and an LED lamp bead, wherein the control end of the main control chip is connected with the LED driving circuit, and the LED lamp bead is connected in series between the LED driving circuit and the storage battery.
3. The solar street lamp circuit structure of claim 1, further comprising a battery information display unit for displaying a state of the storage battery, wherein the battery information display unit is connected to the main control chip.
4. The solar street lamp circuit structure of claim 1, further comprising an infrared receiving unit for remote control, the infrared receiving unit being connected to the main control chip.
5. The solar street lamp circuit structure of claim 1, further comprising a radar sensing unit for pedestrian sensing, the radar sensing unit being connected to the main control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293714.4A CN108401328B (en) | 2018-03-30 | 2018-03-30 | Solar street lamp circuit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293714.4A CN108401328B (en) | 2018-03-30 | 2018-03-30 | Solar street lamp circuit structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108401328A CN108401328A (en) | 2018-08-14 |
| CN108401328B true CN108401328B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810293714.4A Active CN108401328B (en) | 2018-03-30 | 2018-03-30 | Solar street lamp circuit structure |
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| Country | Link |
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| CN (1) | CN108401328B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203413523U (en) * | 2013-08-20 | 2014-01-29 | 四川福瑞达光电有限公司 | Novel solar LED street lamp system |
| CN104902650A (en) * | 2015-06-24 | 2015-09-09 | 深圳硕日新能源科技有限公司 | Solar intelligent induction street lamp controller |
| CN105517236A (en) * | 2015-12-24 | 2016-04-20 | 赵晓玲 | Solar energy-based LED street lamp lighting control system |
| CN205283883U (en) * | 2015-12-25 | 2016-06-01 | 南京东郊传媒有限公司 | LED street lamp lighting control system based on solar energy |
| CN208046971U (en) * | 2018-03-30 | 2018-11-02 | 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 CN201810293714.4A patent/CN108401328B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203413523U (en) * | 2013-08-20 | 2014-01-29 | 四川福瑞达光电有限公司 | Novel solar LED street lamp system |
| CN104902650A (en) * | 2015-06-24 | 2015-09-09 | 深圳硕日新能源科技有限公司 | Solar intelligent induction street lamp controller |
| CN105517236A (en) * | 2015-12-24 | 2016-04-20 | 赵晓玲 | Solar energy-based LED street lamp lighting control system |
| CN205283883U (en) * | 2015-12-25 | 2016-06-01 | 南京东郊传媒有限公司 | LED street lamp lighting control system based on solar energy |
| CN208046971U (en) * | 2018-03-30 | 2018-11-02 | 丹蒂新能源科技（中山）有限公司 | A kind of solar street light circuit structure |
Non-Patent Citations (1)
| Title |
|---|
| 基于STC15F2K60S2的太阳能LED路灯控制系统;杨翡;《中国新技术新产品》(第9期);说明书第1-2页，图1-4 * |
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| Publication number | Publication date |
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| CN108401328A (en) | 2018-08-14 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20181101 Address after: 528421 2 and 5 floor 1, 9 Funan Road, Tong Yi Industrial Park, Zhongshan, Guangdong Applicant after: ATTA LIGHTING TECHNOLOGY (ZHONGSHAN) Co.,Ltd. Address before: 528400 A, 4 floor, 1 building, 9 Funan Road, Guzhen Town, Zhongshan, Guangdong. Applicant before: DANTI NEW ENERGY TECHNOLOGY (ZHONGSHAN) Co.,Ltd. |
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| GR01 | Patent grant |