CN102095154A - LED (Light Emitting Diode) light source with low voltage and energy saving - Google Patents

LED (Light Emitting Diode) light source with low voltage and energy saving Download PDF

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Publication number
CN102095154A
CN102095154A CN201110045554XA CN201110045554A CN102095154A CN 102095154 A CN102095154 A CN 102095154A CN 201110045554X A CN201110045554X A CN 201110045554XA CN 201110045554 A CN201110045554 A CN 201110045554A CN 102095154 A CN102095154 A CN 102095154A
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China
Prior art keywords
power supply
light emitting
illuminator
light source
low
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Pending
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CN201110045554XA
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Chinese (zh)
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薛金海
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薛金海
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Priority to CN201110045554XA priority Critical patent/CN102095154A/en
Publication of CN102095154A publication Critical patent/CN102095154A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Abstract

The invention relates to an LED (Light Emitting Diode) light source with low voltage and energy saving, which comprises a power supply converter and a light emitting body, wherein the power supply converter and the light emitting body are in a split structure; the direct current output of the power supply converter has safe voltage, and the power supply converter is at least correspondingly connected with the positive and negative electrodes of the light emitting body through wires; the light emitting body is formed by connecting a copper-clad plate and multiple paths of LEDs with high brightness in parallel; the LEDs are welded on the copper-clad plate; and the number of each path of the LEDs in series is 1-12. The LED light source provided by the invention has the advantages that a part of the light emitting body has low safe voltage and good safety performance; an accumulator or a wind power or solar energy power supply can be used as a power supply, and the application range is wide; because the light emitting body does not contain the high voltage of a mains supply, the requirements for an application environment are greatly lowered, and the light emitting body can be used indoors and outdoors, thereby greatly expanding the application occasions of the light emitting body; the power supply converter and the light emitting body are independently arranged, and one power supply converter can be configured with multiple light emitting bodies, thereby lowering the cost of the power supply converter; the general assembly structure of the light emitting body is simplified; and the light emitting body is fully utilized in the service life range, thereby lowering the service cost.

Description

The low-pressure energy-saving led light source
Technical field
The present invention relates to a kind of led light source, specifically is a kind of low-pressure energy-saving led light source, can be used as the illumination and the illumination or the signal lamp of motor vehicle, as the illumination of indoor and outdoor, high humidity, waits the illumination of particular surroundings under water.
Background technology
Existing led light source is assembled with Switching Power Supply in order to adopt mains supply on illuminator, with civil power (AC220V) step-down and be transformed to dc source, promptly illuminator (LED) is combined into one with Switching Power Supply, directly is electrically connected with the city.Though this structure has made things convenient for use, there is following shortcoming:
1, poor stability: illuminator (containing Switching Power Supply) directly is electrically connected with the city, has potential safety hazard when installation and removal;
2, poor for applicability: can only be electrically connected use with the city, can not with the supporting use of low-tension supply (as adopting wind-powered electricity generation or sun-generated electric power storage batteries), so the characteristic of its low-power consumption can not make full use of, limited its application greatly;
3, environmental suitability is poor: because illuminator contains civil power electrical equipment (Switching Power Supply), so it is higher to using environmental requirement, as not contacting high humidity and dust etc., otherwise cause electric leakage or short circuit easily, cause losing efficacy, limit its application scenario (as can not in outdoor utility) greatly, shortened service life;
4, cost height:, increased product cost because structural limitations can only be equipped with a Switching Power Supply in each illuminator;
5, need radiator structure, total assembling structure is restricted: because illuminator contains Switching Power Supply, and Switching Power Supply need be with civil power low pressure step-down rectifier, so power consumption is big, it is bigger to dispel the heat, so the part of shell need adopt metal material or be provided with the design of radiator structure such as louvre, cause illuminator LED can not seal (louvre), or improving product cost (metal material), structure is also complicated, and has increased difficulty of processing;
6, bulk life time is short: because the service life that is shorter than LED service life of Switching Power Supply, so in case Switching Power Supply is damaged, light source integral body is all scrapped, and has shortened the bulk life time of product.
Summary of the invention
The present invention aims to provide a kind of low-pressure energy-saving led light source, to solve the poor stability that prior art exists; Poor for applicability; Environmental suitability is poor; The cost height; Need radiator structure, total assembling structure is restricted; The problem that bulk life time is short.
Technical scheme of the present invention is: a kind of low-pressure energy-saving led light source, comprise supply convertor and illuminator, it is characterized in that, described supply convertor and illuminator independently are provided with, the direct current of this supply convertor is output as safe voltage, and by lead at least with the corresponding connection of both positive and negative polarity of an illuminator.
Described illuminator is composed in parallel by the LED of copper-clad plate and multichannel high brightness, and LED is welded in the copper-clad plate, and the LED number of each road series connection is 1~12, and way in parallel is determined according to the illumination needs.
Described illuminator is installed in the transparent shell, is provided with positive and negative power supply terminal in the one or both ends of this shell, and the inner of this positive and negative power supply terminal is connected with the both positive and negative polarity of this illuminator respectively.
Described shell is a glass tube, is provided with plug at the two ends of this glass tube, is provided with described positive and negative power supply terminal on this plug.
Described glass tube and plug adopt waste and old fluorescent tube and lighting tube plug to connect and compose respectively, and the power supply terminal on this lighting tube plug of one or both ends is as described positive and negative power supply terminal.
Described supply convertor connects by plug connector with the lead that is connected between the illuminator.
Between described supply convertor and illuminator, be connected with stand-by power supply, be connected with adapter, when civil power is stopped power supply, be automatically converted to by stand-by power supply by this adapter and power at the output of this stand-by power supply.
Solar panel is equipped with or/and wind-driven generator at the input of described stand-by power supply, this solar panel or/and the power output end of wind-driven generator be connected with the input of this stand-by power supply by charge controller.
Be connected with brightness regulator on the described supply convertor or between this supply convertor and illuminator.
After adopting technique scheme, the present invention can obtain following beneficial effect:
1, security performance is good: do not contain power conversion (step-down, rectification, voltage stabilizing) device in the illuminator, and illuminator partly is safe low pressure, has eliminated the potential safety hazard in using, improved security greatly;
2, applied widely: except with the supporting use of supply convertor, can also with the supporting use of battery, and battery can adopt wind-powered electricity generation or sun-generated electric power charging, the characteristic of its low-power consumption is given full play to, can use in all case, can also on motor vehicle, directly use, as illumination or signal lamp;
3, good environmental adaptability: because illuminator do not contain the civil power high pressure, so greatly reduce using environmental requirement, even can be in water operate as normal, more be not afraid of contact high humidity and dust etc., can use in indoor and outdoor, expanded its application scenario greatly;
4, cost is low: because supply convertor and illuminator independently are provided with, so a supply convertor can dispose a plurality of illuminators, can reduce the cost of supply convertor;
5, simplified total assembling structure of illuminator: because illuminator and supply convertor independently are provided with, and Switching Power Supply is the heat radiation main body, so the shell of illuminator does not just need to consider the design of radiator structure, therefore simplifies the structure, and reduced difficulty of processing, further reduced product cost;
6, give full play to the service life of illuminator: because illuminator and supply convertor independently are provided with, so the two any one life-span can be changed separately after ending, be independent of each other service life, give full play to the service life of LED illuminator, reduced use cost.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present invention;
Fig. 2 is the circuit diagram of an embodiment of illuminator of the present invention;
Fig. 3 is the circuit diagram of another embodiment of illuminator of the present invention;
Fig. 4 is the structural representation of illuminator of the present invention;
Fig. 5 is the overall formation schematic diagram that the present invention is equipped with stand-by power supply.
The specific embodiment
Referring to Fig. 1, a kind of low-pressure energy-saving led light source of the present invention, its basic structure comprises supply convertor 1 and illuminator 2, described supply convertor 1 and illuminator 2 independent settings, the direct current of this supply convertor 1 is output as safe voltage DC.3~36V, and by the positive pole 3 and negative pole 4 corresponding are connected of lead 5 with at least one illuminator 2.
Described illuminator 2 is composed in parallel by the LED of copper-clad plate 23 and multichannel high brightness, and LED is welded on (referring to Fig. 4) in the copper-clad plate 23.The LED number of each road series connection is 1~12.1 LED of a route shown in Figure 2 is composed in series, and the VD of supply convertor 1 is 3V.3 LED of a route shown in Figure 3 are composed in series, and the VD of supply convertor 1 is 9V.The way of the LED of series connection is selected as required.
Fig. 2 and structure shown in Figure 3 are two specific embodiments, do not limit the protection domain of this patent, and the way of the LED of series connection determines that as required the LED number of connecting in each road can be determined according to the numerical value of safe voltage and the operating voltage of LED.The foregoing description is that the LED with white light is an example, and each LED operating voltage is approximately 3.0~3.2V, and operating current is 18~20mA.
The specific embodiment of having represented a package assembly of illuminator 2 of the present invention among Fig. 4, described illuminator 2 is installed in the transparent shell 22, this shell 22 can adopt glass tube or plastic tube, be provided with plug 21 at the two ends of this shell 22, be provided with described positive and negative power supply terminal 24,25 on this plug 21, the inner of this positive and negative power supply terminal 24,25 is connected with the both positive and negative polarity 3,4 of this illuminator 2 respectively.
Described shell 22 can adopt waste and old fluorescent tube to be connected (bonding as adhesive cures) formation with lighting tube plug respectively with plug 21, and the power supply terminal on this lighting tube plug 21 of one or both ends is as described positive and negative power supply terminal 24,25.The both positive and negative polarity 3,4 at copper-clad plate 23 two ends of illuminator 2 and the inner of this positive and negative power supply terminal 24,25 welding realize the fixing of circuit connection and copper-clad plate 23.This structure can adopt waste and scrap, greatly reduces product cost.
The package assembly of illuminator 2 of the present invention is not limited to the foregoing description, because the operating voltage of illuminator 2 is a safe voltage, and basic not heat radiation, so no matter whether illuminator 2 installed in the enclosure, or shell whether seal can, simplified overall structure greatly.
Described supply convertor 1 also can be by plug connector 11 connections (referring to Fig. 5), as plug and socket with the lead 5 that is connected between the illuminator 2.
Referring to Fig. 5, between described supply convertor 1 and illuminator 2, be connected with stand-by power supply 9, output at this stand-by power supply 9 is connected with adapter 10, stops power supply or is not having under the situation of civil power (as the field) at civil power, is automatically converted to by stand-by power supply 9 power supplies by this adapter 10.
Solar panel 6 or wind-driven generator 7 (or the two all is equipped with) can be equipped with also at the input of described stand-by power supply 9, the power output end of this solar panel 6 and wind-driven generator 7 is connected by the input of charge controller 8 with this stand-by power supply 9, is used to control the charging to stand-by power supply 9.
Embodiment shown in Figure 5 has further expanded range of application, as camping or using during field work.Having made full use of natural energy source, is a kind of new type light source of environmental protection.
Also can on described supply convertor 1, be provided with brightness regulator (regulating output voltage or electric current).This brightness regulator also can be located between this supply convertor 1 and the illuminator 2, and whether the user can dispose as required.

Claims (9)

1. low-pressure energy-saving led light source, comprise supply convertor and illuminator, it is characterized in that, described supply convertor and illuminator independently are provided with, the direct current of this supply convertor is output as safe voltage, and by lead at least with the corresponding connection of both positive and negative polarity of an illuminator.
2. low-pressure energy-saving led light source according to claim 1, it is characterized in that described illuminator is composed in parallel by the LED of copper-clad plate and multichannel high brightness, LED is welded in the copper-clad plate, the LED number of each road series connection is 1~12, and way in parallel is determined according to the illumination needs.
3. low-pressure energy-saving led light source according to claim 1, it is characterized in that, described illuminator is installed in the transparent shell, is provided with positive and negative power supply terminal in the one or both ends of this shell, and the inner of this positive and negative power supply terminal is connected with the both positive and negative polarity of this illuminator respectively.
4. low-pressure energy-saving led light source according to claim 3 is characterized in that, described shell is a glass tube, is provided with plug at the two ends of this glass tube, is provided with described positive and negative power supply terminal on this plug.
5. low-pressure energy-saving led light source according to claim 4, it is characterized in that, described glass tube and plug adopt waste and old fluorescent tube and lighting tube plug to connect and compose respectively, and the power supply terminal on this lighting tube plug of one or both ends is as described positive and negative power supply terminal.
6. low-pressure energy-saving led light source according to claim 1 is characterized in that, described supply convertor connects by plug connector with the lead that is connected between the illuminator.
7. low-pressure energy-saving led light source according to claim 1, it is characterized in that, between described supply convertor and illuminator, be connected with stand-by power supply, output at this stand-by power supply is connected with adapter, when civil power is stopped power supply, be automatically converted to by stand-by power supply by this adapter and power.
8. low-pressure energy-saving led light source according to claim 7, it is characterized in that, solar panel is equipped with or/and wind-driven generator at the input of described stand-by power supply, this solar panel or/and the power output end of wind-driven generator be connected with the input of this stand-by power supply by charge controller.
9. low-pressure energy-saving led light source according to claim 1 is characterized in that, is being connected with brightness regulator on the described supply convertor or between this supply convertor and illuminator.
CN201110045554XA 2011-02-25 2011-02-25 LED (Light Emitting Diode) light source with low voltage and energy saving Pending CN102095154A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201110045554XA CN102095154A (en) 2011-02-25 2011-02-25 LED (Light Emitting Diode) light source with low voltage and energy saving

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Application Number Priority Date Filing Date Title
CN201110045554XA CN102095154A (en) 2011-02-25 2011-02-25 LED (Light Emitting Diode) light source with low voltage and energy saving

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102665329A (en) * 2011-09-27 2012-09-12 周胜祥 Alternating-direct current highly-energy-saving environment-friendly current-regulating brightness-control LED indoor and outdoor illuminating lamp
CN103327672A (en) * 2012-03-21 2013-09-25 黄焕珠 LED fluorescent lamp capable of automatically regulating voltage (light)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030072157A1 (en) * 2001-10-15 2003-04-17 Nolan Steven T. Interior lamp for producing white light using bright white leds
CN2697452Y (en) * 2004-03-11 2005-05-04 西蒙·旺 LED wire groove lamp
JP2006302856A (en) * 2005-04-25 2006-11-02 Mino Denshi Sangyo Kk Stable power supply for lighting system using led
CN2848601Y (en) * 2005-01-10 2006-12-20 张杨敬 Luminous belt for brightening engineering decoration
CN1936419A (en) * 2006-10-17 2007-03-28 上海第二工业大学 Self-adoptive complementing-type green lighting system
CN200965185Y (en) * 2006-10-26 2007-10-24 刘耀汉 LED lumination lamp
CN201191930Y (en) * 2007-11-14 2009-02-04 卢汉雄 DC low voltage distribution box used for indoor LED illumination
CN202048405U (en) * 2011-02-25 2011-11-23 薛金海 Low-voltage energy-saving LED (Light-Emitting Diode) light source

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030072157A1 (en) * 2001-10-15 2003-04-17 Nolan Steven T. Interior lamp for producing white light using bright white leds
CN2697452Y (en) * 2004-03-11 2005-05-04 西蒙·旺 LED wire groove lamp
CN2848601Y (en) * 2005-01-10 2006-12-20 张杨敬 Luminous belt for brightening engineering decoration
JP2006302856A (en) * 2005-04-25 2006-11-02 Mino Denshi Sangyo Kk Stable power supply for lighting system using led
CN1936419A (en) * 2006-10-17 2007-03-28 上海第二工业大学 Self-adoptive complementing-type green lighting system
CN200965185Y (en) * 2006-10-26 2007-10-24 刘耀汉 LED lumination lamp
CN201191930Y (en) * 2007-11-14 2009-02-04 卢汉雄 DC low voltage distribution box used for indoor LED illumination
CN202048405U (en) * 2011-02-25 2011-11-23 薛金海 Low-voltage energy-saving LED (Light-Emitting Diode) light source

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102665329A (en) * 2011-09-27 2012-09-12 周胜祥 Alternating-direct current highly-energy-saving environment-friendly current-regulating brightness-control LED indoor and outdoor illuminating lamp
CN103327672A (en) * 2012-03-21 2013-09-25 黄焕珠 LED fluorescent lamp capable of automatically regulating voltage (light)

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Application publication date: 20110615