CN103016980A - Bright LED (Light-Emitting Diode) lamp - Google Patents
Bright LED (Light-Emitting Diode) lamp Download PDFInfo
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- CN103016980A CN103016980A CN2012105071216A CN201210507121A CN103016980A CN 103016980 A CN103016980 A CN 103016980A CN 2012105071216 A CN2012105071216 A CN 2012105071216A CN 201210507121 A CN201210507121 A CN 201210507121A CN 103016980 A CN103016980 A CN 103016980A
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- heat dissipation
- radiator
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Abstract
The invention discloses a bright LED (Light-Emitting Diode) lamp which comprises a shell, a circuit board, an insulation sheet, a heat dissipation body, a heat-conducting fin, a copper substrate, a light guide pillar, a reflector and a transparent cover, wherein the heat dissipation body is arranged in the shell and comprises two half heat dissipation bodies which take the shape of a half bowl and are buckled together; one surface of the insulation sheet is stuck on the inner wall of the heat dissipation body, and the circuit board is arranged on the other surface of the insulation sheet; the heat-conducting fin and the copper substrate are sequentially stuck on the outer wall of the heat dissipation body, and an LED light source is arranged on the copper substrate; the light guide pillar and the reflector are sequentially covered onto the LED light source; and the transparent cover is covered outside the light guide pillar and the reflector and is installed onto the shell. As the heat dissipation body is designed into the shape of two bowls, the heat dissipation surface area can be increased, and the heat dissipation effect is enhanced. No matter how the shape of the heat dissipation body is changed and the size of an opening on the heat dissipation body is changed, the insulation sheet with the larger size can be selected according to the internal space of the heat dissipation body, the circuit board with large power can be installed on the insulation sheet, the LED light source with large power is connected, further the lighting effect is enhanced, and the service life of the bright LED lamp is prolonged.
Description
Technical field
The present invention relates to a kind of LED lamp, particularly relate to a kind of radiator structure and light modulation structure of LED lamp.
Background technology
Existing LED lamp mainly comprises shell, wiring board, radiator, fin, copper base, reflecting piece and translucent cover, fin is arranged in the radiator, the one side of fin is attached on the inwall of radiator, on the fin another side wiring board is set, the radiator setting 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 the led light source successively and translucent cover is installed on the shell.
The bottom of the radiator of common this LED lamp is provided with less opening, fin is put into radiator from the opening of radiator during installation, therefore the size of fin just is subject to certain limitation, usually can only adopt the less specification of size, because the radiating effect of the fin of small dimension is relatively poor, low power led light source correspondingly is installed on the fin of small dimension, has been affected so again the brightness of LED lamp.
And LED lamp on the market be generally light can not mode, in order to adapt to various light and shade demands, the strong and weak LED lamps of different illuminations often are installed in same environment.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of bright type LED lamp that can improve brightness again can the light modulation power.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of bright type LED lamp, comprise shell, wiring board, insulating trip, radiator, conducting strip, copper base, light-guiding pillar, reflecting piece and translucent cover, described radiator is arranged in the described shell, radiator comprises two half radiators that are buckled togather, it is partly bowl-shape that two and half radiators are respectively, the one side of described insulating trip is sticked on the inwall of radiator, described wiring board is set on the another side of insulating trip, described conducting strip and described copper base successively are sticked on the radiator outer wall, copper base is provided with led light source, described light-guiding pillar and described reflecting piece cover on the led light source successively, and described translucent cover covers on outside light-guiding pillar and the reflecting piece and is installed on the described shell.
Described wiring board is provided with the light adjusting circuit that forms the loop with led light source.
Described light adjusting circuit has external light modulator.
Described light adjusting circuit comprises that input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, anti-excited power translation circuit, output filter circuit, IC control circuit, controllable silicon keep 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, anti-excited power translation circuit are connected with output filter circuit and are connected, and described led light source is connected in the output filter circuit; The output of IC control circuit connects the respective input of anti-excited power translation circuit; The respective input of IC control circuit connects respectively the output that controllable silicon is kept current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit; The 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 that forms the loop with described led light source.
Described light-guiding pillar comprises cap on the frustum that is connected in turn, ellipsoid shape body and sheet base, and the inside of upper cap, body and base forms a lamp chamber, and base is installed under the reflecting piece in the mode of the corresponding described led light source in lamp chamber.
It is the LED lamp pearl structure of 6W that described led light source adopts power.
After adopting said structure, a kind of bright type LED light fixture of the present invention has following beneficial effect:
When one, assembling, first radiator is placed in one and half radiators, and then two and half radiators are buckled together the composition radiator; Since radiator be arranged to two bowl-shape, can increase cooling surface area, thereby enhancing radiating effect, and no matter the shape of radiator how to change with radiator on the size of opening, can select according to the inner space of radiator the insulating trip of large-size specification, correspondingly on the insulating trip of large scale specification, powerful wiring board can be installed, connect the high-power LED light source, and then reach the highlight illumination effect that bright type LED lamp has, and by two and half radiators enhancing radiating effect, prolong the service life of bright type LED lamp.
Two, realize respectively two kinds of functions by light adjusting circuit, by not accessing the light in the light modulator realization normal illumination situation, access light modulator according to the strong and weak needs of illumination by led light source, select to realize low light level illumination, floodlighting, not only can save lighting, but also have the effect of energy-conserving and environment-protective.
Description of drawings
Fig. 1 is the structural representation of a kind of bright type LED lamp of the present invention;
Fig. 2 is the decomposing schematic representation of a kind of bright type LED lamp of the present invention;
Fig. 3 is the assembling schematic diagram of lamp holder, shell and radiator among the present invention;
Fig. 4 is the laying schematic diagram of the led light source among the present invention;
Fig. 5 is the circuit theory diagrams of the light adjusting circuit among the present invention;
Fig. 6 is the circuit diagram of the light adjusting circuit among the present invention.
Among the figure:
Half radiator, 21 conducting strips 22
Reflecting piece 7 mesopores 71
Upper cap 91 bodies 92
The specific embodiment
In order further to explain technical scheme of the present invention, the present invention will be described in detail below by specific embodiment.
Shown in Fig. 1 to 6, a kind of bright type LED lamp 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.
As a preferred embodiment of the present invention, light-guiding pillar 9 comprises cap 91 on the up-small and down-big frustum that is connected in turn, ellipsoid shape body 92 and sheet base 93, and upper cap 91, body 92 and lamp chamber of base 93 inner formation.The bottom of base is provided with a plurality of card bases.Be sticked successively on the outer surface of radiator 2 conducting strip 22 and copper base 5, then the card base with base 93 tightly is installed in the hole clipping of offering on the copper base 5.Offer mesopore 71 on the reflecting piece 7, upper cap 91 is embedded in the mesopore 71.
Most of light of led light source 6 enters in the lamp chamber of light-guiding pillar 9, see through again post jamb, reflecting piece 7 and the translucent cover 8 of light-guiding pillar 9, and led light source 6 light see through cap 91 on the frustum, the structure of this light-guiding pillar 9 can realize 360 degree reflections, refraction, further improves brightness by increasing light emitting anger.
In a word, the present invention can enlarge the irradiating angle of led light source 6 by light-guiding pillar 9, and the divergence of beam that makes led light source 6 gets softer, the present invention is installed in and indoorly particularly is contained in the narrow space, led light source 6 is more natural through the light that light-guiding pillar 9, reflecting piece 7 and translucent cover 8 emit, the eyes that can not stimulate the people.
Embodiment one
The profile of a kind of bright type LED lamp of the present invention similar ball-type, column type or a torch-shaped, the below describes as an example of torch-shaped example.
Two and half radiators 21 encase to be stuck behind the 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 in the bowl end face outside at radiator 2, at the bowl inside top surface of radiator 2 insulating trip 3 that is sticked, the bottom surface of insulating trip 3 wiring board 4 that is sticked.The middle part of copper base 5 arranges led light source 6, and reflecting piece 7 is covered on copper base 5, and the corresponding led light source in the middle part of reflecting piece 76 places have the hole, at this place, hole light-guiding pillar 9 is installed, and 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 electrically connected with external power source formation by lamp holder 10.
The radiator 2, insulating trip 3, wiring board 4, copper base 5, led light source 6, reflecting piece 7 and the light-guiding pillar 9 that fit together are placed in the shell 1, again translucent cover 8 are installed on the shell 1.
Embodiment two
Above-mentioned light adjusting circuit has external light modulator, and light modulator is used for fine ripple input voltage, and output is by the voltage of fine ripple, and light modulator the user provide for oneself.
Above-mentioned light adjusting circuit as shown in Figure 5 and Figure 6, light adjusting circuit comprises following circuit:
The input surge protection circuit seals in the insurance resistance in 120 Europe in input circuit, the surge current in the time of effectively reducing start;
The EMI filter circuit has added the LC filter circuit at input, can effectively reduce power supply to the interference of electrical network, also can reduce the interference from electrical network;
Current rectifying and wave filtering circuit converts the alternating current of input to level and smooth direct current for circuit of reversed excitation work by commutation diode;
Anti-excited power translation circuit, by the energy storage effect of inductance, energy is coupled to output by Transformer Winding;
Output filter circuit the direct current of pulsation, is filtered more smoothly by electrochemical capacitor;
The IC control circuit receives dim signal and various guard signal, and the output control signal is adjusted output current;
Controllable silicon is kept current control circuit, guarantees that above-mentioned light modulator can maintain normal duty when light modulation;
The light modulation linear regulation circuit is controlled the size of led light source 6 output brightness by the size that detects the input dim signal;
Outside oscillating circuit, the operating frequency of setting IC;
IC auxiliary power supply circuit is powered to IC;
No-load protective circuit, when zero load, output voltage constantly raises, and when surpassing setting voltage, IC quits work;
Wherein, input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, anti-excited power translation circuit are connected with output filter circuit and are connected.The output of IC control circuit connects the respective input of anti-excited power translation circuit.The respective input of IC control circuit connects respectively the output that controllable silicon is kept current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit, and led light source 6 is connected in the output filter circuit.The 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.
Embodiment three
In addition, the non-adjustable optical circuit that forms the loop with led light source 6 can be set also on the wiring board 4, non-adjustable optical circuit adopts custom circuit, does not repeat them here.When the above-mentioned light adjusting circuit among the present invention does not access above-mentioned light modulator in addition, also can realize not dimming function, access above-mentioned light modulator and can realize dimming function.
Above-described embodiment and accompanying drawing and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (7)
1. bright type LED lamp, 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 the described shell, radiator comprises two half radiators that are buckled togather, it is partly bowl-shape that two and half radiators are respectively, the one side of described insulating trip is sticked on the inwall of radiator, described wiring board is set on the another side of insulating trip, described conducting strip and described copper base successively are sticked on the radiator outer wall, copper base is provided with led light source, described light-guiding pillar and described reflecting piece cover on the led light source successively, and described translucent cover covers on outside light-guiding pillar and the reflecting piece and is installed on the described shell.
2. a kind of bright type LED lamp as claimed in claim 1 is characterized in that: described wiring board is provided with the light adjusting circuit that forms the loop with led light source.
3. a kind of bright type LED lamp as claimed in claim 2, it is characterized in that: described light adjusting circuit has external light modulator.
4. a kind of bright type LED lamp as claimed in claim 3 is characterized in that: described light adjusting circuit comprises that input surge protection circuit, EMI filter circuit, current rectifying and wave filtering circuit, anti-excited power translation circuit, output filter circuit, IC control circuit, controllable silicon keep 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, anti-excited power translation circuit are connected with output filter circuit and are connected, and described led light source is connected in the output filter circuit; The output of IC control circuit connects the respective input of anti-excited power translation circuit; The respective input of IC control circuit connects respectively the output that controllable silicon is kept current control circuit, light modulation linear regulation circuit, outside oscillating circuit, IC auxiliary power supply circuit and no-load protective circuit; The light modulation linear regulation circuit has the interface of external above-mentioned light modulator.
5. a kind of bright type LED lamp as claimed in claim 1 is characterized in that: described wiring board is provided with the non-adjustable optical circuit that forms the loop with described led light source.
6. a kind of bright type LED lamp as claimed in claim 1, it is characterized in that: described light-guiding pillar comprises cap on the frustum that is connected in turn, ellipsoid shape body and sheet base, the inside of upper cap, body and base forms a lamp chamber, and base is installed under the reflecting piece in the mode of the corresponding described led light source in lamp chamber.
7. a kind of bright type LED lamp as claimed in claim 1 is characterized in that: it is the LED lamp pearl structure of 6W that described led light source adopts power.
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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| CN103016980A true CN103016980A (en) | 2013-04-03 |
| CN103016980B CN103016980B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210507121.6A Active CN103016980B (en) | 2012-11-30 | 2012-11-30 | A kind of bright type LED |
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Citations (7)
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| 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 |
| 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 |
| 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 |
| 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 |
-
2012
- 2012-11-30 CN CN201210507121.6A patent/CN103016980B/en active Active
Patent Citations (7)
| 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 |
| 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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| CN103016980B (en) | 2016-01-20 |
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