CN204460064U - A kind of solar street light significantly extending lighting time - Google Patents
A kind of solar street light significantly extending lighting time Download PDFInfo
- Publication number
- CN204460064U CN204460064U CN201520189602.6U CN201520189602U CN204460064U CN 204460064 U CN204460064 U CN 204460064U CN 201520189602 U CN201520189602 U CN 201520189602U CN 204460064 U CN204460064 U CN 204460064U
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- led
- battery
- constant current
- switch device
- driver module
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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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- 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
A kind of solar street light significantly extending lighting time, there is firm banking, in firm banking, battery is housed, firm banking is provided with lamp stand, the upper and lower two ends of lamp stand are equipped with LED and photovoltaic controller respectively, at the top of lamp stand, high-efficiency crystal silicon cell plate are housed; It is characterized in that: in photovoltaic controller, be provided with detection control module, LED constant current driver module and charge switch device and discharge switch device, detection control module forms to drive with LED constant current driver module and charge switch device and discharge switch device respectively and is connected, and detection control module regulates the output current of LED constant current driver module automatically according to the energy storage degree of depth of battery; The utility model structure is simple, it is ingenious to design, not only extend the service life of LED, overcome the trouble that the repair and replacement often of existing LED bring, and substantially prolongs the lighting hours of LED, achieve solar street light and use in overcast and rainy long illumination.
Description
Technical field
The utility model relates to photovoltaic from net lighting field, especially a kind of solar street light significantly extending lighting time.
Background technology
Solar street light be with cell panel by light energy conversion for electrical power storage is in valve-control sealed accumulator (colloid battery), battery is to street lamp power supply, road lamp power supply to provide night-road illumination, and solar street light is with (in sun-drenched place) easy to use, clean environment firendly and be called as Green Product.In recent years, solar energy garden lamp, Landscape Lamp are used widely, and solar street light also enters the visual field of people just gradually.It with low without the need to cabling, maintenance cost, do not consume the illumination that the advantage such as conventional energy resource, long service life is widely used in urban road and the place such as country road and tourist attraction.
Current, solar street light has following structure: see Fig. 1, solar street light has firm banking, in firm banking, battery is installed, firm banking is provided with lamp stand, the upper and lower two ends of lamp stand are equipped with LED for throwing light on and photovoltaic controller respectively, and the cell panel be in tilted layout is housed at the top of lamp stand, and described photovoltaic controller is connected with LED and cell panel with battery respectively.The synthesized source that LED is combined in series and parallel mode by LED constant current driver module and multiple light emitting diode is formed.Because LED is light source (solid-state cold light source) with light emitting diode, thus possess the advantages such as environment friendly and pollution-free, little power consumption, light efficiency are strong, the life-span is long.After tested, power is that the LED ball bubble of 3W can replace the incandescent lamp of 25W and the electricity-saving lamp of 5W, and power is the sodium vapor lamp that the LED street lamp of 60W can replace 250W, and thus, LED becomes the main selection of solar street light with the feature of its durable energy saving.
But find in use, in LED, the service life of light emitting diode is far longer than the service life of LED constant current driver module, and LED often loses illuminating effect because LED constant current driver module burns; Further, in order to reach the demand of road lighting, LED is generally all arranged on the top of lamp stand, so brings great trouble to the replacing of LED or maintenance; Meanwhile, the operating current of LED light emitting diode is in use due to immutable by the restriction of LED constant current driver module, LED is made to keep the brightness of high strength always and work always, but in real road traffic, the dead of night, the stream of people on road and wagon flow greatly reduce, LED keeps the illumination of the brightness of high strength to there is no need completely always, this not only consumes the electric energy stored by battery greatly, and is unfavorable for that solar street light remains on overcast and rainy long lighting demand.
Summary of the invention
The purpose of this utility model will solve current exactly
solar street lightmiddle used LED is owing to installing LED constant current driver module thus making the life-span of LED greatly reduce, staff changes or maintenance street lamp trouble, and cause solar street light to be difficult to keep the problem of overcast and rainy long-time illumination, a kind of solar street light significantly extending lighting time is provided for this reason.
Concrete scheme of the present utility model is: a kind of solar street light significantly extending lighting time, there is firm banking, in firm banking, battery is housed, firm banking is provided with lamp stand, the upper and lower two ends of lamp stand are equipped with LED and photovoltaic controller respectively, and the high-efficiency crystal silicon cell plate be in tilted layout is housed at the top of lamp stand, described photovoltaic controller is connected with LED and high-efficiency crystal silicon cell plate with battery respectively, it is characterized in that: in described photovoltaic controller, be provided with detection control module, LED constant current driver module and charge switch device and discharge switch device, wherein high-efficiency crystal silicon cell plate and battery form charge circuit, charge switch devices in series is in charge circuit, battery and LED constant current driver module form discharge loop, discharge switch devices in series is in discharge loop, LED is connected with the output of LED constant current driver module, described detection control module forms to drive with LED constant current driver module and charge switch device and discharge switch device respectively and is connected, and detection control module regulates the output current of LED constant current driver module automatically according to the energy storage degree of depth of battery, described LED is composed in parallel by two groups of LED pipe groups, often organizes LED pipe group and is mutually composed in series by 14 Light-Emitting Diodes.
The devices in series of charge switch described in the utility model on the charging circuit between the negative pole and the negative pole of high-efficiency crystal silicon cell plate of battery, and circuit between the negative pole of charge switch device to battery is equipped with fuse; The diode for forward conduction charging circuit between the positive pole of described battery and the positive pole of high-efficiency crystal silicon cell plate is equipped with.
The operating voltage DC3.3V-3.6V of each light emitting diode in LED described in the utility model, rated operational current is 350mA.
The utility model structure is simple, it is ingenious to design, by LED constant current driver module is integrated in photovoltaic controller, thus not only substantially prolongs the service life of LED, overcome existing LED affect the normal illumination of LED because LED constant current driver module burns and often change the trouble brought of street lamp, and be convenient to the drive current that photovoltaic controller regulates LED constant current driver module to export at times, thus substantially prolongs the lighting hours of LED, achieve solar street light and use in overcast and rainy long illumination.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model (accumulator cell charging and discharging schematic diagram);
Fig. 2 is control structure block diagram of the present utility model;
Fig. 3 is electrical schematic diagram of the present utility model.
In figure: 1-firm banking, 2-battery, 3-lamp stand, 4-LED, 5-photovoltaic controller, 6-high-efficiency crystal silicon cell plate, 7-detection control module, 8-LED constant current driver module, 9-charge switch device, 10-discharge switch device, 11-fuse, 12-diode.
Detailed description of the invention
See Fig. 1-3, the utility model has firm banking 1, battery 2 is housed in firm banking 1, firm banking 1 is provided with lamp stand 3, lamp stand about 3 two ends are equipped with LED 4 and photovoltaic controller 5 respectively, and the high-efficiency crystal silicon cell plate 6 be equipped with at the top of lamp stand 3 for by light energy conversion being electric energy, high-efficiency crystal silicon cell plate 6 is in being in tilted layout, and described photovoltaic controller 5 is connected with LED 4 and high-efficiency crystal silicon cell plate 6 with battery 2 respectively, particularly, detection control module 7 is provided with in described photovoltaic controller 5, LED constant current driver module 8 and charge switch device 9 and discharge switch device 10, wherein high-efficiency crystal silicon cell plate 6 and battery 2 form charge circuit, charge switch device 9 is connected in charge circuit, battery 2 and LED constant current driver module 8 form discharge loop, discharge switch device 10 is connected in discharge loop, LED 4 is connected with the output of LED constant current driver module 8, described detection control module 7 forms to drive with LED constant current driver module 8 and charge switch device 9 and discharge switch device 10 respectively and is connected, and detection control module 7 regulates the output current of LED constant current driver module 8 automatically according to the energy storage degree of depth of battery 2, described LED 4 is composed in parallel by two groups of LED pipe groups, often organizes LED pipe group and is mutually composed in series by 14 Light-Emitting Diodes.
The device of charge switch described in the present embodiment 9 is connected on the charging circuit between the negative pole of battery 2 and the negative pole of high-efficiency crystal silicon cell plate 6, and circuit between the negative pole of charge switch device 9 to battery 2 is equipped with fuse 11; The diode 12 for forward conduction charging circuit between the positive pole of described battery 2 and the positive pole of high-efficiency crystal silicon cell plate 6 is equipped with.
In LED 4 described in the present embodiment, the operating voltage of each light emitting diode is DC3.3V-3.6V, and rated operational current is 350mA.
In the present embodiment, for the LED of 30W, when battery 2 discharges, the drive current that detection control module 7 does not regulate LED constant current driver module 8 to export, LED 4 is made to keep full power operation, namely (the LED constant current driver module 8 of current LED 4 is not owing to being arranged in photovoltaic controller 5 to simulate the course of work of current LED 4, when battery 2 discharges, the drive current that LED constant current driver module 8 exports cannot be regulated), the LED total power power consumption Q1=30W × 12h=420Wh of 12 hours the whole night of 30W.
Simultaneously, for the LED of 30W, when battery 2 discharges, detection control module 7 is by the pre-conditioned drive current regulating LED constant current driver module 8 to export at times, namely the first period LED is set with 100% full power operation 4 hours, second period LED with 60% full power operation 4 hours, the 3rd period LED with 30% full power operation 4 hours, LED can be calculated the thus power consumption Q2=30W × 4h+30W × 60% × 4h+30W × 30% × 4h=228Wh of 12 hours the whole night.
Meanwhile, the bearing power of LED 4 regulates automatically according to the energy storage degree of depth of battery 2.But, working time and the bearing power of the LED 4 of user's setting are still effective, the bearing power that photovoltaic controller 5 will regulate from LED 4 automatically according to the energy storage degree of depth of battery 2 and user setting LED 4 bearing power choose wherein smaller as the real output of LED 4, namely when the capacity of battery 2 is 70% of total capacity, in photovoltaic controller 5, detection control module 7 calculates the bearing power of LED 4 is the general power of 60%, if user sets the general power that current bearing power is 100%, then now the power output of LED 4 reality is the general power of 60%, if user sets the general power that current bearing power is 30%, then now the power output of LED 4 reality is the general power of 30%.
In the present embodiment, photovoltaic controller 5, according to the energy storage degree of depth of lower list deciding battery 2, wherein shows the consumption rate of single-unit 2V battery and the corresponding relation of single-unit 2V battery (crest voltage of battery is 2.45V) current voltage in form:
Photovoltaic controller 5 is had a deficit according to battery 2 capacity the difference of ratio, controls the electric current that LED constant current driver module 8 exports different proportion automatically, guarantee continuous overcast and rainy time, extend discharge time, reach the object significantly extending lighting time.Compare through practical application, be all the solar street light that deposit 7 is overcast and rainy, the utility model, relative to the design of current solar street light, maximumly extends to the overcast and rainy illumination work of support 12, great popularization.
Claims (3)
1. one kind significantly extends the solar street light of lighting time, there is firm banking, in firm banking, battery is housed, firm banking is provided with lamp stand, the upper and lower two ends of lamp stand are equipped with LED and photovoltaic controller respectively, and the high-efficiency crystal silicon cell plate be in tilted layout is housed at the top of lamp stand, described photovoltaic controller is connected with LED and high-efficiency crystal silicon cell plate with battery respectively, it is characterized in that: in described photovoltaic controller, be provided with detection control module, LED constant current driver module and charge switch device and discharge switch device, wherein high-efficiency crystal silicon cell plate and battery form charge circuit, charge switch devices in series is in charge circuit, battery and LED constant current driver module form discharge loop, discharge switch devices in series is in discharge loop, LED is connected with the output of LED constant current driver module, described detection control module forms to drive with LED constant current driver module and charge switch device and discharge switch device respectively and is connected, and detection control module regulates the output current of LED constant current driver module automatically according to the energy storage degree of depth of battery, described LED is composed in parallel by two groups of LED pipe groups, often organizes LED pipe group and is mutually composed in series by 14 Light-Emitting Diodes.
2. a kind of solar street light significantly extending lighting time according to claim 1, it is characterized in that: described charge switch devices in series on the charging circuit between the negative pole and the negative pole of high-efficiency crystal silicon cell plate of battery, and circuit between the negative pole of charge switch device to battery is equipped with fuse; The diode for forward conduction charging circuit between the positive pole of described battery and the positive pole of high-efficiency crystal silicon cell plate is equipped with.
3. a kind of solar street light significantly extending lighting time according to claim 1, it is characterized in that: in described LED, the operating voltage of each light emitting diode is DC3.3V-3.6V, rated operational current is 350mA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189602.6U CN204460064U (en) | 2015-04-01 | 2015-04-01 | A kind of solar street light significantly extending lighting time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520189602.6U CN204460064U (en) | 2015-04-01 | 2015-04-01 | A kind of solar street light significantly extending lighting time |
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| Publication Number | Publication Date |
|---|---|
| CN204460064U true CN204460064U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520189602.6U Expired - Fee Related CN204460064U (en) | 2015-04-01 | 2015-04-01 | A kind of solar street light significantly extending lighting time |
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| CN (1) | CN204460064U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111295001A (en) * | 2020-02-10 | 2020-06-16 | 上海得司能源科技发展有限公司 | High-frequency discharge system for solar outdoor street lamp |
| CN112178558A (en) * | 2020-09-01 | 2021-01-05 | 高宝迪中国有限公司 | Anti-thieving sky lamp |
| CN112996181A (en) * | 2021-02-07 | 2021-06-18 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
-
2015
- 2015-04-01 CN CN201520189602.6U patent/CN204460064U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111295001A (en) * | 2020-02-10 | 2020-06-16 | 上海得司能源科技发展有限公司 | High-frequency discharge system for solar outdoor street lamp |
| CN112178558A (en) * | 2020-09-01 | 2021-01-05 | 高宝迪中国有限公司 | Anti-thieving sky lamp |
| CN112996181A (en) * | 2021-02-07 | 2021-06-18 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
| CN112996181B (en) * | 2021-02-07 | 2023-04-07 | 福建师范大学 | Automatic power adjusting method for constant-current driving type LED |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150708 Termination date: 20170401 |