CN103016980B - A kind of bright type LED - Google Patents
A kind of bright type LED Download PDFInfo
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- CN103016980B CN103016980B CN201210507121.6A CN201210507121A CN103016980B CN 103016980 B CN103016980 B CN 103016980B CN 201210507121 A CN201210507121 A CN 201210507121A CN 103016980 B CN103016980 B CN 103016980B
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Abstract
The present invention discloses a kind of bright type LED, comprise shell, wiring board, insulating trip, radiator, conducting strip, copper base, light-guiding pillar, reflecting piece and translucent cover, radiator is established in the enclosure, radiator comprises two in half bowl-shape and half radiator be buckled togather, insulating trip one side is sticked on radiator inwall, insulating trip another side arranges wiring board, radiator outer wall is sticked successively conducting strip and copper base, copper base is provided with LED light source, light-guiding pillar and reflecting piece cover on LED light source successively, and it is outer and be arranged on shell that translucent cover covers on light-guiding pillar and reflecting piece.The present invention due to radiator be set as two bowl-shape, cooling surface area can be increased, strengthen radiating effect, no matter how the shape of radiator changes the size with the opening on radiator, the insulating trip of large-size specification can be selected according to the inner space of radiator, it can install powerful wiring board, connect high-power LED light source, and then enhancing illuminating effect, extend the service life of bright type LED.
Description
Technical field
The present invention relates to a kind of LED, particularly relate to a kind of radiator structure and light modulation structure of LED.
Background technology
Existing LED mainly comprises shell, wiring board, radiator, fin, copper base, reflecting piece and translucent cover, fin is arranged in radiator, the one side of fin is attached on the inwall of radiator, fin another side arranges wiring board, radiator is arranged in the enclosure, copper base is arranged on the outer surface of radiator, and copper base is provided with LED light source, and reflecting piece and translucent cover cover on LED light source successively and translucent cover is arranged on shell.
The bottom of the radiator of usual this LED is provided with less opening, during installation, fin puts into radiator from the opening of radiator, therefore the size of fin is just subject to a definite limitation, usually the specification that size is less can only be adopted, because the radiating effect of the fin of small dimension is poor, low power LED light source correspondingly installed by the fin of small dimension, have impact on so again the brightness of LED.
And LED be on the market generally light can not mode, in order to adapt to various light and shade demand, the LED that different illumination is strong and weak is often installed in same environment.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of can improve brightness again can the bright type LED of light modulation power.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of bright type LED, comprise shell, wiring board, insulating trip, radiator, conducting strip, copper base, light-guiding pillar, reflecting piece and translucent cover, described radiator is arranged in described shell, radiator comprises two half radiators be buckled togather, two and half radiators are bowl-shape in half respectively, the one side of described insulating trip is sticked on the inwall of radiator, the another side of insulating trip arranges described wiring board, radiator outer wall is sticked successively described conducting strip and described copper base, copper base is provided with LED light source, described light-guiding pillar and described reflecting piece cover on LED light source successively, it is outer and install on the housing that described translucent cover covers on light-guiding pillar and reflecting piece.
Described wiring board is provided with the light adjusting circuit forming loop with LED light source.
Described light adjusting circuit has external light modulator.
Described light adjusting circuit comprises input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, flyback power conversion circuit, output filter circuit, IC control circuit, controllable silicon maintenance current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit; Wherein, input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, flyback power conversion circuit are connected successively with output filter circuit, and described LED light source is connected in output filter circuit; The output of IC control circuit connects the respective input of flyback power conversion circuit; The respective input of IC control circuit connects the output that controllable silicon maintains current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit respectively; Light modulation linear regulation circuit has the interface of external above-mentioned light modulator.
Described wiring board is provided with the non-adjustable optical circuit forming loop with described LED light source.
Described light-guiding pillar comprises cap, ellipse globular body and sheet base on the frustum that is connected in turn, and the inside of upper cap, body and base forms a lamp chamber, under base is installed in reflecting piece in the mode of the corresponding described LED light source in lamp chamber.
Described LED light source employing power is the LED lamp bead structure of 6W.
After adopting said structure, one of the present invention bright type LED has following beneficial effect:
One, during assembling, first radiator is placed in one and half radiators, and then two and half radiators are buckled together composition radiator; Due to radiator be arranged to two bowl-shape, cooling surface area can be increased, thus enhancing radiating effect, and how the shape of no matter radiator changes the size with the opening on radiator, the insulating trip of large-size specification can be selected according to the inner space of radiator, correspondingly powerful wiring board can be installed on the insulating trip of large scale specification, connect high-power LED light source, and then reach the highlight illumination effect that bright type LED has, and strengthen radiating effect by two and half radiators, extend the service life of bright type LED.
Two, two kinds of functions are realized respectively by light adjusting circuit, by not accessing the light that light modulator realizes in normal illumination situation, by LED light source access light modulator according to the strong and weak needs of illumination, selection realizes low light illuminant, floodlighting, can not only lighting be saved, but also there is effect of energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of bright type LED of the present invention;
Fig. 2 is the decomposing schematic representation of a kind of bright type LED of the present invention;
Fig. 3 is the assembling schematic diagram of lamp holder, shell and radiator in the present invention;
Fig. 4 is the laying schematic diagram of the LED light source in the present invention;
Fig. 5 is the circuit theory diagrams of the light adjusting circuit in the present invention;
Fig. 6 is the circuit diagram of the light adjusting circuit in the present invention.
In figure:
Shell 1 radiator 2
Half radiator 21 conducting strip 22
Insulating trip 3 wiring board 4
Copper base 5LED light source 6
Reflecting piece 7 mesopore 71
Translucent cover 8 light-guiding pillar 9
Upper cap 91 body 92
Base 93 lamp holder 10
Detailed description of the invention
In order to explain technical scheme of the present invention further, below by specific embodiment, the present invention will be described in detail.
As shown in Figures 1 to 6, the bright type LED of one of the present invention, comprises shell 1, radiator 2, conducting strip 22, insulating trip 3, wiring board 4, copper base 5, LED light source 6, reflecting piece 7, translucent cover 8 and light-guiding pillar 9.
It is bowl-shape in half respectively that radiator 2 comprises two half radiator 21, two and half radiators 21 be buckled togather.Insulating trip 3 is arranged in radiator 2, the one side of insulating trip 3 is sticked on the inwall of radiator 2, the another side of insulating trip 3 is arranged wiring board 4, radiator 2 is arranged in shell 1, the outer wall of radiator 2 is sticked successively conducting strip 22 and copper base 5, copper base 5 is arranged LED light source 6, light beam 9 and reflecting piece 7 cover on LED light source 6 successively, and it is outer and be arranged on shell 1 that translucent cover 8 covers on light-guiding pillar 9 and reflecting piece 7.Wiring board 4 is provided with the light adjusting circuit forming loop with LED light source 6.
As a preferred embodiment of the present invention, light-guiding pillar 9 comprises cap 91, ellipse globular body 92 and sheet base 93 on the up-small and down-big frustum that is connected in turn, and upper cap 91, body 92 and base 93 inside forms a lamp chamber.The bottom of base is provided with multiple card base.The outer surface of radiator 2 is sticked successively conducting strip 22 and copper base 5, is then tightly installed on by the card base of base 93 in the hole clipping that copper base 5 is offered.Reflecting piece 7 offers mesopore 71, upper cap 91 is embedded in mesopore 71.
Most of light of LED light source 6 enters in the lamp chamber of light-guiding pillar 9, again through the post jamb of light-guiding pillar 9, reflecting piece 7 and translucent cover 8, and cap 91 on LED light source 6 light therethrough frustum, the structure of this light-guiding pillar 9 can realize 360 degree of reflections, refraction, improves brightness further by increasing light emitting anger.
In a word, the present invention can expand the irradiating angle of LED light source 6 by light-guiding pillar 9, and it is softer to make the divergence of beam of LED light source 6 obtain, the present invention is arranged on indoor and is particularly contained in narrow space, the light that LED light source 6 emits through light-guiding pillar 9, reflecting piece 7 and translucent cover 8 is more natural, can not stimulate the eyes of people.
Embodiment one
Profile similar ball-type, column type or a torch-shaped of a kind of bright type LED of the present invention, be described for torch-shaped below.
Shell 1 is in bowl-shape, and the bowl bottom of shell 1 is provided with the lamp holder 10 be connected with external power source, and translucent cover 8 is installed on shell 1 or by helicitic texture and links together, and shell 1 and translucent cover 8 are on the whole in torch-shaped.
Be stuck after two and half radiators 21 encase insulating trip 3 and also form bowl-shape radiator 2, and the bowl bottom of radiator 2 forms thermovent, the bowl top seal of radiator 2, copper base 5 is placed outside the bowl end face of radiator 2, to be sticked insulating trip 3 in the bowl inside top surface of radiator 2, the bottom surface of insulating trip 3 is sticked wiring board 4.The middle part of copper base 5 arranges LED light source 6, and reflecting piece 7 is covered on copper base 5, and corresponding LED light source 6 place, the middle part of reflecting piece 7 has hole, and install light-guiding pillar 9 at this hole place, light-guiding pillar 9 can be set as palace lantern, spherical or column.Wherein, lamp holder 10, wiring board 4, copper base 5 and LED light source 6 form a loop, and are formed with external power source be electrically connected by lamp holder 10.
The radiator 2 fitted together, insulating trip 3, wiring board 4, copper base 5, LED light source 6, reflecting piece 7 and light-guiding pillar 9 are placed in shell 1, then translucent cover 8 is arranged on shell 1.
Radiator 2 in the present invention is buckled together by two and half radiators 21 and forms; Due to radiator 2 be arranged to two bowl-shape, cooling surface area can be increased, thus enhancing radiating effect, and how the shape of no matter radiator 2 changes the size with the opening on radiator 2, the insulating trip 3 of large-size specification can be selected according to the inner space of radiator 2, correspondingly on the insulating trip 3 of large scale specification, powerful wiring board 4 can be installed, connect high-power LED light source 6, and then reach the highlight illumination effect that bright type LED has, and strengthen radiating effect by two and half radiators 21, extend the service life of bright type LED.
Embodiment two
Above-mentioned light adjusting circuit has external light modulator, and light modulator is used for fine ripple input voltage, and export by the voltage of fine ripple, light modulator user provide for oneself.
As shown in Figure 5 and Figure 6, light adjusting circuit comprises following circuit to above-mentioned light adjusting circuit:
Input surge protection circuit, seals in the insurance resistance in 120 Europe, can effectively reduce surge current during start in input circuit;
EMI filter circuit, adds LC filter circuit at input, can effectively reduce the interference of power supply to electrical network, also can reduce the interference from electrical network;
Current rectifying and wave filtering circuit, converts level and smooth direct current to for circuit of reversed excitation work by commutation diode the alternating current of input;
Flyback power conversion circuit, by the energy storage effect of inductance, energy is coupled to output by Transformer Winding;
Output filter circuit, by electrochemical capacitor the direct current of pulsation, filters more level and smooth;
IC control circuit, receives dim signal and various guard signal, exports control signal, adjusts output current;
Controllable silicon maintains current control circuit, ensures that above-mentioned light modulator can maintain normal duty when light modulation;
Light modulation linear regulation circuit, controls the size of LED light source 6 output brightness by the size detecting input dim signal;
Outside oscillating circuit, the operating frequency of setting IC;
IC auxiliary power supply circuit, powers to IC;
No-load protective circuit, when empty, output voltage constantly raises, and when exceeding setting voltage, IC quits work;
Wherein, input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, flyback power conversion circuit are connected successively with output filter circuit.The output of IC control circuit connects the respective input of flyback power conversion circuit.The respective input of IC control circuit connects the output that controllable silicon maintains current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit respectively, and LED light source 6 is connected in output filter circuit.Light modulation linear regulation circuit has the interface of external above-mentioned light modulator.In addition, the physical circuit figure of light adjusting circuit as shown in Figure 6.
LED light source 6 adopts a power to be the LED lamp bead structure of 6W, and LED light source 6 is connected in above-mentioned output filter circuit.In addition, above-mentioned light adjusting circuit can realize dimming function also can realize not dimming function, and when light modulation linear regulation circuit detects that the voltage of input is complete sine waveform, output current is the i.e. not light modulation of running current of setting; When input voltage waveform ripple fine by above-mentioned light modulator being detected, output current can realize light modulation according to the linearly reduction of fine ripple.
Embodiment three
In addition, wiring board 4 also can be arranged the non-adjustable optical circuit forming loop with LED light source 6, non-adjustable optical circuit adopts custom circuit, does not repeat them here.When above-mentioned light adjusting circuit in addition in the present invention does not access above-mentioned light modulator, also can realize not dimming function, access above-mentioned light modulator and can realize dimming function.
Above-described embodiment and accompanying drawing non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (6)
1. a bright type LED, comprise shell, wiring board, insulating trip, radiator, conducting strip, copper base, light-guiding pillar, reflecting piece and translucent cover, it is characterized in that: described radiator is arranged in described shell, radiator comprises two half radiators be buckled togather, two and half radiators are bowl-shape in half respectively, the one side of described insulating trip is sticked on the inwall of radiator, the another side of insulating trip arranges described wiring board, radiator outer wall is sticked successively described conducting strip and described copper base, copper base is provided with LED light source, described light-guiding pillar and described reflecting piece cover on LED light source successively, it is outer and install on the housing that described translucent cover covers on light-guiding pillar and reflecting piece, described light-guiding pillar comprises cap, ellipse globular body and sheet base on the frustum that is connected in turn, and the inside of upper cap, body and base forms a lamp chamber, under base is installed in reflecting piece in the mode of the corresponding described LED light source in lamp chamber.
2. a kind of bright type LED as claimed in claim 1, is characterized in that: described wiring board is provided with the light adjusting circuit forming loop with LED light source.
3. a kind of bright type LED as claimed in claim 2, is characterized in that: described light adjusting circuit has external light modulator.
4. a kind of bright type LED as claimed in claim 3, is characterized in that: described light adjusting circuit comprises input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, flyback power conversion circuit, output filter circuit, IC control circuit, controllable silicon maintenance current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit; Wherein, input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, flyback power conversion circuit are connected successively with output filter circuit, and described LED light source is connected in output filter circuit; The output of IC control circuit connects the respective input of flyback power conversion circuit; The respective input of IC control circuit connects the output that controllable silicon maintains current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit respectively; Light modulation linear regulation circuit has the interface of external above-mentioned light modulator.
5. a kind of bright type LED as claimed in claim 1, is characterized in that: described wiring board is provided with the non-adjustable optical circuit forming loop with described LED light source.
6. a kind of bright type LED as claimed in claim 1, is characterized in that: described LED light source employing power is the LED lamp bead structure of 6W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210507121.6A CN103016980B (en) | 2012-11-30 | 2012-11-30 | A kind of bright type LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210507121.6A CN103016980B (en) | 2012-11-30 | 2012-11-30 | A kind of bright type LED |
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| Publication Number | Publication Date |
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| CN103016980A CN103016980A (en) | 2013-04-03 |
| CN103016980B true CN103016980B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210507121.6A Active CN103016980B (en) | 2012-11-30 | 2012-11-30 | A kind of bright type LED |
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| CN202310237U (en) * | 2011-11-08 | 2012-07-04 | 深圳市煜森照明有限公司 | Light modulation drive circuit for LED lamp |
| CN202475861U (en) * | 2012-01-16 | 2012-10-03 | 深圳市比瑞特照明科技有限公司 | Stepless light-modulation type energy-saving LED fluorescent lamp |
| CN202561650U (en) * | 2012-02-06 | 2012-11-28 | 深圳市兆驰节能照明有限公司 | LED light guide column and LED light guide column bulb lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203023856U (en) * | 2012-11-30 | 2013-06-26 | 福建新文行灯饰有限公司 | Bright light-emitting diode (LED) lamp |
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2012
- 2012-11-30 CN CN201210507121.6A patent/CN103016980B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102037540A (en) * | 2008-05-23 | 2011-04-27 | 奥斯兰姆施尔凡尼亚公司 | Integrated ceramic metal halide high frequency ballast assembly |
| CN101861018A (en) * | 2010-05-05 | 2010-10-13 | 金杲易光电科技(深圳)有限公司 | LED switch power supply capable of dimming |
| CN201954309U (en) * | 2010-12-23 | 2011-08-31 | 深圳市长方半导体照明股份有限公司 | LED (light-emitting diode) bulb structure and LED lighting device |
| CN202310237U (en) * | 2011-11-08 | 2012-07-04 | 深圳市煜森照明有限公司 | Light modulation drive circuit for LED lamp |
| CN202475861U (en) * | 2012-01-16 | 2012-10-03 | 深圳市比瑞特照明科技有限公司 | Stepless light-modulation type energy-saving LED fluorescent lamp |
| CN202561650U (en) * | 2012-02-06 | 2012-11-28 | 深圳市兆驰节能照明有限公司 | LED light guide column and LED light guide column bulb lamp |
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| CN103016980A (en) | 2013-04-03 |
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