CN201696974U - LED street lamp lighting device - Google Patents
LED street lamp lighting device Download PDFInfo
- Publication number
- CN201696974U CN201696974U CN2010201126057U CN201020112605U CN201696974U CN 201696974 U CN201696974 U CN 201696974U CN 2010201126057 U CN2010201126057 U CN 2010201126057U CN 201020112605 U CN201020112605 U CN 201020112605U CN 201696974 U CN201696974 U CN 201696974U
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- module
- lighting device
- light source
- led light
- controller
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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
The utility model relates to an LED street lamp lighting device, which comprises a lamp body, a controller and an LED light source. The LED street lamp lighting device is characterized in that the LED light source is positioned inside the lamp body; a voltage boosting module, a rectifying module and a voltage step-down current limiting module are arranged inside the controller; the voltage boosting module is connected with the rectifying module, the rectifying module is connected with the voltage step-down current limiting module, the voltage step-down current limiting module is connected with the LED light source; and the LED light source comprises more than two semiconductor light emitting diodes in series connection. Compared with the lighting device in the prior art, the LED street lamp lighting device has the advantages of high lighting efficiency, low production cost, low energy consumption, no environmental pollution and the like.
Description
Technical field
The utility model relates to a kind of lighting device, is that a kind of cost is low, the LED street lighting device of long service life specifically.
Background technology
As everyone knows, environmental pollution is increasing to the prestige evil of the earth, particularly China advocates energy-conserving and environment-protective for a long time, as government subsidy development electricity-saving lamp, support measures such as development wind-power electricity generation, lighting device is widely used, consumption is big, its power consumption total amount is big, street lamp as the city, it plays important effect in road traffic system, on the one hand require to have certain measuring, on the other hand the working time long, existing lighting device mainly contains fluorescent lamp, electricity-saving lamp, sodium vapor lamp, Halogen lamp LEDs etc. are as light source, above-mentioned lighting device in use exists the energy consumption height, fragile, shortcomings such as the difficult startup of low temperature.
In recent years, people had invented semiconductor light-emitting-diode LED lighting device, and semiconductor light-emitting-diode LED is a kind of solid-state semiconductor devices, and it can directly be converted into luminous energy to electric energy.Be provided with a semiconductor wafer in the LED, wafer is interconnected to constitute the P-N knot by N-type semiconductor and P-type semiconductor, when electric current acts on this wafer by lead, electronics is pushed to the P district, hole-recombination with the P district, send energy with the form of photon then, this is the luminous principle of LED, difference according to the material that forms the P-N knot, institute's light wavelength of sending also can be different, semiconductor light-emitting-diode LED is by a very little wafer, be encapsulated in the epoxy resin, therefore have than traditional bulb and fluorescent lamp all firm in, it is little to have volume, lightweight characteristics, its operating voltage is 2-3.6v, operating current is 0.02A-0.03A, its power consumption is no more than 0.1w in other words, electric energy light transformation of energy rate is near 100% in the time of high brightness, under the equal illumination effect, more energy-conservation more than 80%, simultaneously than conventional light source, because LED adopts nontoxic material to make, containing mercury unlike fluorescent lamp can pollute, and can recycle, so semiconductor light-emitting-diode LED lighting device is classified as the project of supporting development by country.
Existing LED lighting device is by lamp body, circuit board, semiconductor light-emitting-diode led light source and controller are formed, adopt ballast to drive in the controller, the deficiency of this lighting device is the production cost height, ballast is fragile, service life is short, as everyone knows, if realize the continual and steady work of led light source, it is operated under the suitable electric current and voltage situation, standard 220V is adopted in China standard electric alternating current source, in order to realize that external ac power source is the led light source power supply, will at first use controller that voltage and current processing are arrived 2-3.6v, 0.02A-0.03A standard, this brings great challenge to controller, the device that utilizes AC power to power of most existing for led light source, often because operating voltage and electric current instability cause led light source to damage, and minority realize that successfully AC power is the lighting device of led light source power supply, all adopt high-level components and parts, this causes the production cost of entire lighting device to increase, and product price is too high, is unfavorable for applying.Therefore be badly in need of a kind of LED lighting device that can effectively reduce production costs.
Summary of the invention
The utility model is in order to overcome the shortcoming of prior art, the LED lighting device that propose that a kind of production cost is low, long service life, illumination efficiency is good.
The technical measures that the utility model adopts are:
A kind of LED street lighting device, be provided with lamp body, controller and led light source, it is characterized in that led light source is positioned at lamp body, be provided with boost module, rectification module, step-down current limliting module in the controller, wherein boost module is connected with rectification module, rectification module is connected with step-down current limliting module, and step-down current limliting module is connected with led light source, and led light source is connected mutually by plural semiconductor light-emitting-diode and constituted.
Boost module described in the utility model comprises circuit board, resistance and electric capacity, wherein resistance is in parallel with electric capacity, and the boost module driving of boosting in the lighting device course of work has substituted the ballast in the existing lighting device, can effectively increase the reliability of controller, and reduce production costs.
The capacitor that is adopted in the step-down current limliting module in the controller described in the utility model is an electrochemical capacitor, when playing the effect that reduces voltage, effectively reduces production cost in the work.
Controller described in the utility model can be located on the same circuit board with led light source, also can be located on another piece circuit board, controller and led light source can also be located at respectively on the different circuit boards, perhaps boost module, rectification module and step-down current limliting module are respectively equipped with and are located at respectively on the independent circuit board, connect with lead mutually, with suitable different lamp body shape.
Rectification module described in the utility model adopts the integrated form bridge rectifier, to reduce area, provides bigger output current.
The utility model can be provided with many group led light sources, series connection mutually between each group, and can semiconductor light-emitting-diode be arranged as different shapes, to meet the different needs according to the needs that use.
The utility model in use, controller is connected with external ac power source by lead, whole device is powered on, this moment, ac signal passed through boost module in the controller successively, the processing of rectification module and step-down current limliting module, enter and be converted into luminous energy realization illumination in the led light source, the utility model is compared with traditional lighting device, adopting step-down current limliting module to carry out step-down handles, realization is powered to led light source by external ac power source, adopt the ballast in the boost module replacement conventional illuminator, strengthen the reliability of lighting device work, and the led light source of employing semiconductor light-emitting-diode series connection form, carry out effective dividing potential drop current limliting, reduce the load and the production cost of controller, has the illumination efficiency height, production cost is low, less energy consumption, environment is not produced significant advantages such as pollution, be specially adapted to the city street lamp lighting device, can produce the various lightings of advertising lighting device and indoor and outdoor yet.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model.
Accompanying drawing 2 is structural representations of control circuit board in the utility model.
Accompanying drawing 3 is circuit diagrams of controller of the present utility model.
Reference numeral: lamp body 1, controller 2, led light source 3, power interface 4, boost module 5, rectification module 6, step-down current limliting module 7.
The specific embodiment:
A kind of LED street lighting device, be provided with lamp body 1, controller 2 and led light source 3, it is characterized in that led light source 3 is positioned at lamp body 1, be provided with boost module 5, rectification module 6, step-down current limliting module 7 in the controller 2, wherein boost module 5 is connected with rectification module 6, rectification module 6 is connected with step-down current limliting module 7, and step-down current limliting module 7 is connected with led light source 3, and led light source 3 is connected mutually by plural semiconductor light-emitting-diode and constituted.
The capacitor that is adopted in the step-down current limliting module 7 in the controller 2 described in the utility model is an electrochemical capacitor, when playing the effect that reduces voltage, effectively reduces production cost in the work.
The utility model can be provided with many group led light sources 3, series connection mutually between each group, and can semiconductor light-emitting-diode be arranged as different shapes, to meet the different needs according to the needs that use.
Step-down current limliting module 7 on the utility model middle controller 2 adopts the resistance-capacitance depressurization circuit, in being used for public place street lighting device, the best resistance of its resistance is 100 Ω, electric capacity adopts 4.7--F, play the effect of step-down current limliting, semiconductor light-emitting-diode led light source 3 is operated under the normal electric current and voltage, the resistance that can adopt on the controller 2 in the boost module 5 is that the resistance of 1M Ω and the electric capacity of 474K are in parallel, the purpose that realization is boosted and driven, the Current Control of rectification module 6 is at 3.0A-5.0A, can be in the utilization of daily life according to the difference of use occasion, adjust each device parameters, make it to be applicable to the illumination of street lamp in the public place, also can satisfy the average family illumination.
The utility model in use, controller is connected with external ac power source by lead, whole device is powered on, this moment, ac signal passed through boost module in the controller successively, the processing of rectification module and step-down current limliting module, enter and be converted into luminous energy realization illumination in the led light source, the utility model is compared with traditional lighting device, adopting step-down current limliting module to carry out step-down processes, realization is powered to led light source by external ac power source, adopt the ballast in the boost module replacement conventional illuminator, strengthen the reliability of lighting device work, and the led light source of employing semiconductor light-emitting-diode series connection form, carry out effective dividing potential drop current limliting, reduce load and the production cost of controller, has the illumination efficiency height, production cost is low, less energy consumption, environment is not produced the significant advantages such as pollution, be specially adapted to the city street lamp lighting device, can produce the various lightings of advertisement lighting device and indoor and outdoor yet.
Claims (4)
1. LED street lighting device, be provided with lamp body, controller and led light source, it is characterized in that led light source is positioned at lamp body, be provided with boost module, rectification module, step-down current limliting module in the controller, wherein boost module is connected with rectification module, rectification module is connected with step-down current limliting module, and step-down current limliting module is connected with led light source, and led light source is connected mutually by plural semiconductor light-emitting-diode and constituted.
2. a kind of LED street lighting device according to claim 1 is characterized in that described boost module comprises circuit board, resistance and electric capacity, and wherein resistance is in parallel with electric capacity.
3. a kind of LED street lighting device according to claim 1 is characterized in that the capacitor that adopts in the step-down current limliting module in the described controller is an electrochemical capacitor.
4. a kind of LED street lighting device according to claim 1 is characterized in that described many group led light sources that are provided with, series connection mutually between each group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201126057U CN201696974U (en) | 2010-02-11 | 2010-02-11 | LED street lamp lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201126057U CN201696974U (en) | 2010-02-11 | 2010-02-11 | LED street lamp lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201696974U true CN201696974U (en) | 2011-01-05 |
Family
ID=43398219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201126057U Expired - Fee Related CN201696974U (en) | 2010-02-11 | 2010-02-11 | LED street lamp lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201696974U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917505A (en) * | 2012-10-30 | 2013-02-06 | 无锡晶凯科技有限公司 | AC-LED fluorescent lamp |
| CN104006309A (en) * | 2013-02-26 | 2014-08-27 | 朗捷科技股份有限公司 | LED lamp tube compatible with electronic ballast with preheating current |
-
2010
- 2010-02-11 CN CN2010201126057U patent/CN201696974U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917505A (en) * | 2012-10-30 | 2013-02-06 | 无锡晶凯科技有限公司 | AC-LED fluorescent lamp |
| CN104006309A (en) * | 2013-02-26 | 2014-08-27 | 朗捷科技股份有限公司 | LED lamp tube compatible with electronic ballast with preheating current |
| CN104006309B (en) * | 2013-02-26 | 2016-04-13 | 朗捷科技股份有限公司 | Compatible in the LED lamp tube of electric stabilizer with preheat curent |
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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: 20110105 Termination date: 20120211 |