CN203023858U - Heat dissipation type light-emitting diode (LED) lamp - Google Patents
Heat dissipation type light-emitting diode (LED) lamp Download PDFInfo
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- CN203023858U CN203023858U CN2012206533152U CN201220653315U CN203023858U CN 203023858 U CN203023858 U CN 203023858U CN 2012206533152 U CN2012206533152 U CN 2012206533152U CN 201220653315 U CN201220653315 U CN 201220653315U CN 203023858 U CN203023858 U CN 203023858U
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Abstract
The utility model discloses a heat dissipation type light-emitting diode (LED) lamp. The heat dissipation type LED lamp comprises a snap ring, a heat sink, cooling fin, a copper substrate, an LED light source and a transparent cover, the heat sink is in a ring shape, the snap ring is attached to one end of the heat sink, the cooling fins are covered at the other end of the heat sink, the copper substrate is attached to the cooling fins, the LED light source is mounted on the copper substrate, the transparent cover is covered on the LED light source and mounted on the heat sink, and cooling air flow channels which enable airflow inside the LED light source and outside the LED source to form convective flow are correspondingly arranged in the snap ring and the heat sink. After the heat dissipation type LED lamp is lightened for a while, heat produced by the LED light source enables air in the snap ring and the heat sink to get hot, hot airflow in the snap ring and the heat sink and cold air flow outside the LED lamp form air convection, and thus the temperature of the LED light source in the LED lamp can be effectively reduced, the service life of the LED lamp is prolonged, high-power LED light source can be used due to the fact that the effect of heat dissipation is improved, and not only is the brightness of the dissipation type LED lamp strengthened, but also the normal service life of the LED lamp is ensured.
Description
Technical field
The utility model relates to a kind of LED lamp, particularly relates to a kind of radiator structure of LED lamp.
Background technology
Existing LED lamp mainly comprises snap ring, radiator, fin, copper base, LED light source and translucent cover, radiator in the form of a ring, snap ring is sticked at an end of radiator, radiation fin cover is on the other end of radiator, copper base is sticked on fin, LED light source is installed on copper base, and translucent cover covers on LED light source and is arranged on radiator.
Because snap ring, radiator and the fin of this LED lamp adopts respectively real wall construction, can not form good cross-ventilation between LED lamp inside and outside, its radiating effect is undesirable.In the situation that the LED lamp continues to light for a long time, the heat that the LED light source that snap ring, radiator and fin constantly absorb produces, particularly radiator has absorbed more heat, heat constantly gathers but and can not be well to form heat exchange with the air of LED lamp outside, causes the service life of LED lamp shorter.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of radiating LED lamp that can improve heat dispersion.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of radiating LED lamp, comprise snap ring, radiator, fin, copper base, LED light source and translucent cover, radiator in the form of a ring, snap ring is sticked at an end of radiator, radiation fin cover is on the other end of radiator, the copper base that is sticked on fin is installed LED light source on copper base, translucent cover covers on LED light source and is arranged on radiator; The corresponding radiating airflow passage that makes LED lamp inside and outside airflow convection that is formed with respectively in snap ring and radiator.
Described copper base adopts aluminium base to substitute.
Form many described radiating airflow passages along the radiator axis direction in described radiator and described snap ring.
Described radiator comprises socket interior ring and outer shroud together, the inwall of outer shroud is to projecting inward many ribs that extend along the heat radiation axis direction that form, many ribs arrange along the radiator sub-multiple angle, thereby uniform between interior ring and outer shroud many described radiating airflow passages are set.
One end of described snap ring stretches out and connects with described radiator, and many described radiating airflow passages are set in this extension, and each radiating airflow passage is corresponding each described radiating airflow passage that is communicated with on radiator respectively.
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 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 LED light source is 12 of 6W, 18 of 8W, 24 of 10W, rounded distribution.
After adopting said structure, a kind of radiating LED lamp of the present utility model has following beneficial effect: after the LED lamp is lighted a period of time, the heat that LED light source produces makes the air heating in snap ring and radiator, the outer cold airflow of thermal current in snap ring and radiator and LED lamp forms cross-ventilation by the radiating airflow passage, can effectively reduce the temperature of the LED light source in the LED lamp, thereby effectively extend the service life of LED lamp; Because snap ring, radiator and fin have good radiating effect, can adopt the LED light source of relatively high power, can also guarantee the normal service life of LED lamp on the basis of the brightness that strengthens the LED lamp.
Description of drawings
Fig. 1 is the structural representation of a kind of radiating LED lamp of the present utility model;
Fig. 2 is the decomposing schematic representation of a kind of radiating LED lamp of the present utility model;
Fig. 3 is the laying schematic diagram of the LED light source in the utility model;
Fig. 4 is the circuit theory diagrams of the light adjusting circuit in the utility model;
Fig. 5 is the circuit diagram of the light adjusting circuit in the utility model.
In figure:
Fin 3 copper bases 4
Aluminium base 4 ' LED light source 5
Rosette 8 wiring boards 9
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
As shown in Fig. 1 to 5, a kind of radiating LED lamp of the present utility model comprises snap ring 1, radiator 2, fin 3, copper base 4, LED light source 5 and translucent cover 6.
As a preferred embodiment of the present utility model, on snap ring 1 and radiator 2 respectively correspondence many radiating airflow passages 11 and 21 are set, and radiating airflow passage 11 and 21 extends along radiator 2 axis directions respectively.In addition, translucent cover 6 can arrange rosette 8 with the junction of radiator 2, can play on the one hand the effect of beautiful decoration, also can regulate on the other hand the tightness degree that is connected of translucent cover 6 and radiator 2.
Embodiment one
One end of snap ring 1 stretches out and connects with radiator 2, is provided with many radiating airflow passages 11 in this extension, and each radiating airflow passage 11 is corresponding each radiating airflow passage 21 that is communicated with on radiator 2 respectively.Like this, every radiating airflow passage 11 and 21 is interconnected, and can make the air-flow of LED lamp inside and outside form quick convection current, reduces very soon the temperature in the LED lamp.
The other end of snap ring 1 is equipped with for the lamp holder 7 that connects external power source.The one side of fin 3 aluminium base 4 ' that is sticked, the another side of fin 3 wiring board 9 that has been sticked.Wiring board 9 is provided with the light adjusting circuit that forms the loop with LED light source 5.Light adjusting circuit forms with external power source by lamp holder 7 and is electrically connected to.
After the LED lamp is lighted a period of time, the heat that LED light source 5 produces makes the air heating in snap ring 1 and radiator 2, the outer cold airflow of thermal current in snap ring 1 and radiator 2 and LED lamp forms cross-ventilation by radiating airflow passage 11,21, can effectively reduce the temperature of the LED light source 5 in the LED lamp, thereby effectively extend the service life of LED lamp.Because snap ring 1, radiator 2 and fin 3 have good radiating effect, can adopt the LED light source 5 of relatively high power, can also guarantee the normal service life of LED lamp on the basis of the brightness that strengthens the LED lamp.
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 3 and Figure 4, 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, the size of inputting dim signal by detection is controlled the size of LED light source 5 output brightness;
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 5 is connected in 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 5.
Preferably, LED light source 5 adopts the LED lamp pearl structure of a plurality of serial or parallel connections, and the power of each LED lamp pearl is respectively 0.5W, and LED light source 5 is connected in above-mentioned output filter circuit.
Preferably, LED light source 5 is 12 of 6W, 18 of 8W, 24 of 10W, the rounded distribution of LED light source 5.
In addition, above-mentioned light adjusting circuit can realize that dimming function also can realize not dimming function, and when the voltage that input detected when the light modulation linear regulation circuit was complete sine waveform, output current was the i.e. not light modulation of running current of setting; When the fine ripple of input voltage waveform modulated light device being detected, output current ratio linear according to the ratio of fine ripple reduces to realize light modulation.
Embodiment three
In addition, the non-adjustable optical circuit that forms the loop with LED light source 5 can be set also on wiring board 9, non-adjustable optical circuit adopts custom circuit, does not repeat them here.When the above-mentioned light adjusting circuit in the utility model 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 utility model 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 utility model to its suitable variation or modification of doing.
Claims (10)
1. radiating LED lamp, comprise snap ring, radiator, fin, copper base, LED light source and translucent cover, radiator in the form of a ring, snap ring is sticked at an end of radiator, radiation fin cover is on the other end of radiator, and the copper base that is sticked on fin is installed LED light source on copper base, translucent cover covers on LED light source and is arranged on radiator, it is characterized in that: the corresponding radiating airflow passage that makes LED lamp inside and outside airflow convection that is formed with respectively in snap ring and radiator.
2. a kind of radiating LED lamp as claimed in claim 1 is characterized in that: described copper base adopts aluminium base to substitute.
3. a kind of radiating LED lamp as claimed in claim 1 or 2, is characterized in that: form many described radiating airflow passages along the radiator axis direction in described radiator and described snap ring.
4. a kind of radiating LED lamp as claimed in claim 3, it is characterized in that: described radiator comprises socket interior ring and outer shroud together, the inwall of outer shroud is to projecting inward many ribs that extend along the heat radiation axis direction that form, many ribs arrange along the radiator sub-multiple angle, thereby uniform between interior ring and outer shroud many described radiating airflow passages are set.
5. a kind of radiating LED lamp as claimed in claim 3, it is characterized in that: an end of described snap ring stretches out and connects with described radiator, many described radiating airflow passages are set in this extension, and each radiating airflow passage is corresponding each described radiating airflow passage that is communicated with on radiator respectively.
6. a kind of radiating LED lamp as claimed in claim 1 or 2 is characterized in that: described wiring board is provided with the light adjusting circuit that forms the loop with LED light source.
7. a kind of radiating LED lamp as claimed in claim 6, it is characterized in that: described light adjusting circuit has external light modulator.
8. a kind of radiating LED lamp as claimed in claim 7 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 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.
9. a kind of radiating LED lamp as claimed in claim 1 or 2 is characterized in that: described wiring board is provided with the non-adjustable optical circuit that forms the loop with described LED light source.
10. a kind of radiating LED lamp as claimed in claim 1, it is characterized in that: described LED light source is 12 of 6W, 18 of 8W, 24 of 10W, rounded distribution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206533152U CN203023858U (en) | 2012-08-02 | 2012-11-30 | Heat dissipation type light-emitting diode (LED) lamp |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220381613 | 2012-08-02 | ||
| CN201220381613.0 | 2012-08-02 | ||
| CN2012206533152U CN203023858U (en) | 2012-08-02 | 2012-11-30 | Heat dissipation type light-emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203023858U true CN203023858U (en) | 2013-06-26 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210505418.9A Active CN102966871B (en) | 2012-08-02 | 2012-11-30 | A kind of radiating LED lamp |
| CN2012206533152U Expired - Fee Related CN203023858U (en) | 2012-08-02 | 2012-11-30 | Heat dissipation type light-emitting diode (LED) lamp |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210505418.9A Active CN102966871B (en) | 2012-08-02 | 2012-11-30 | A kind of radiating LED lamp |
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| CN (2) | CN102966871B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966871A (en) * | 2012-08-02 | 2013-03-13 | 福建新文行灯饰有限公司 | Heat dissipation-type LED lamp |
| EP3447374A4 (en) * | 2016-06-23 | 2019-11-20 | Opple Lighting Co,. Ltd. | Lighting device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104302063B (en) * | 2014-10-29 | 2017-08-25 | 东莞勤上光电股份有限公司 | A kind of LED circuit |
| US10795242B2 (en) | 2017-06-05 | 2020-10-06 | Avigilon Corporation | Electronics device that dissipates internal device heat via heat sink having exposed surface |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101368719B (en) * | 2007-08-13 | 2011-07-06 | 太一节能***股份有限公司 | LED lamp |
| US8444299B2 (en) * | 2007-09-25 | 2013-05-21 | Enertron, Inc. | Dimmable LED bulb with heatsink having perforated ridges |
| CN101813242B (en) * | 2009-02-23 | 2011-11-16 | 绿点高新科技股份有限公司 | High efficient luminophor |
| JP5600936B2 (en) * | 2009-12-29 | 2014-10-08 | 神保電器株式会社 | LED lighting device |
| CN102374427A (en) * | 2011-09-20 | 2012-03-14 | 浙江捷莱照明有限公司 | LED (light-emitting diode) bulb lamp |
| 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 |
| CN102434804A (en) * | 2011-12-16 | 2012-05-02 | 广东朗视光电技术有限公司 | LED (Light-emitting Diode) tubing lamp with inner runner radiator |
| CN102966871B (en) * | 2012-08-02 | 2016-01-20 | 福建新文行灯饰有限公司 | A kind of radiating LED lamp |
-
2012
- 2012-11-30 CN CN201210505418.9A patent/CN102966871B/en active Active
- 2012-11-30 CN CN2012206533152U patent/CN203023858U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966871A (en) * | 2012-08-02 | 2013-03-13 | 福建新文行灯饰有限公司 | Heat dissipation-type LED lamp |
| CN102966871B (en) * | 2012-08-02 | 2016-01-20 | 福建新文行灯饰有限公司 | A kind of radiating LED lamp |
| EP3447374A4 (en) * | 2016-06-23 | 2019-11-20 | Opple Lighting Co,. Ltd. | Lighting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102966871B (en) | 2016-01-20 |
| CN102966871A (en) | 2013-03-13 |
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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 |
Granted publication date: 20130626 Termination date: 20161130 |
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| CF01 | Termination of patent right due to non-payment of annual fee |