CN205226986U - Good high -power LED lamp dispels heat - Google Patents
Good high -power LED lamp dispels heat Download PDFInfo
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- CN205226986U CN205226986U CN201520976163.3U CN201520976163U CN205226986U CN 205226986 U CN205226986 U CN 205226986U CN 201520976163 U CN201520976163 U CN 201520976163U CN 205226986 U CN205226986 U CN 205226986U
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Abstract
The utility model provides a good high -power LED lamp dispels heat, including lamp body, lamp shade, radiator and LED light source, the LED light source is arranged in in the lamp shade, the radiator sets up between lamp shade and lamp body, it forms a plurality of vertical heat dissipation channel to be separated by the fin in the radiator, the bottom of lamp shade is equipped with the lamp shade bleeder vent, the surface of lamp body is equipped with the lamp body bleeder vent, inside, heat dissipation channel and the lamp body bleeder vent of lamp shade bleeder vent, lamp shade communicate with each other in proper order and form the first ventiduct of circulation of air, heat dissipation channel still is equipped with the air inlet on being close to the lateral wall of lamp shade one end, air inlet, heat dissipation channel and lamp body bleeder vent communicate with each other in proper order and form the second ventiduct of circulation of air. The utility model discloses an it is great that the radiator has heat radiating area, and two heat dissipation channel produce the air simultaneously and flow and improve the advantage of radiating effect greatly, to high -power LED lamps and lanterns, have very excellent radiating effect, can satisfy the heat dissipation requirement of superhigh brightness's high -power LED lamps and lanterns.
Description
Technical field
The utility model relates to LED illumination lamp, especially relates to a kind of high-powered LED lamp with good heat radiating function.
Background technology
LED, as a kind of emerging green light source, has the many advantages such as energy-saving and environmental protection, is more and more applied to various lighting field.LED is a kind of solid state light emitter, exports by electric energy being converted into visible ray.Along with the development of LED technology, the power of current LED light source is very high, can send the light of high brightness, and this high-power LED lamp has been applied in the lighting apparatus in various large-scale place.
Although high-powered LED lamp can send high-luminance light, but be limited to technology, electric energy conversion is that the efficiency of luminous energy does not still reach 100% by it, the transformation efficiency of the high-powered LED lamp of the manufacturers produce that some technology are more advanced also just can reach about 80% at present, the electric energy of about 20% is still had to be converted to heat energy, if these heat energy can not conduct timely and effectively and distribute from LED light source, the service life of LED can be affected greatly.Therefore, all can be equipped with various heat dissipation equipment in existing high-power LED lamp, the heat in LED lamp is conducted and distributes.
At present, the passive heat radiation structure that the heat dissipation equipment adopted in high-power LED lamp is generally all made up of a lot of fin, LED light source is installed on aluminium base and makes LED lamp panel, LED lamp panel is installed to spreader surface again, radiation processes is that heat is by LED lamp panel conducting on the substrate of radiator, conduct on each fin again, heat is distributed by thermal-radiating mode by last fin.This radiator structure is not extra high LED lamp for power, radiating effect can meet the demands, but for needing the high-power LED lamp of super brightness, its radiating efficiency wretched insufficiency, because radiating efficiency is too low, a large amount of heat accumulations on a heat sink, makes the heat in LED lamp panel be difficult to conduct on radiator distribute again, has seriously had influence on the service life of light fixture.
Need design one to have more high cooling efficiency, cross-ventilation high-powered LED lamp faster for this reason.
Summary of the invention
The purpose of this utility model is the low and defect causing energy consumption to increase of the high-power LED lamp radiating efficiency in order to overcome prior art, aim to provide a kind of high-power LED lamp, it has very excellent radiating effect, can meet the cooling requirements of the high-powered LED lamp of super brightness.
For achieving the above object, the utility model adopts following technical scheme:
Dispel the heat a good high-powered LED lamp, comprises lamp housing, lampshade, radiator and LED light source; Described LED light source is placed in described lampshade; Described radiator is arranged between lampshade and lamp housing; Especially: be separated to form some vertical heat dissipation channels by fin in described radiator; The bottom of described lampshade is provided with lampshade air-vent; The surface of described lamp housing is provided with lamp housing air-vent; The inside of described lampshade air-vent, lampshade, heat dissipation channel and lamp housing air-vent communicate successively and form the first ventilating duct of air circulation; Described heat dissipation channel is also provided with air inlet on the sidewall near lampshade one end; Described air inlet, heat dissipation channel and lamp housing air-vent communicate successively and form the second ventilating duct of air circulation.
The principle that LED of the present utility model has great heat radiation effect is: can produce when LED light source works in lampshade and put aside heat, extraneous air enters in lampshade by lampshade air-vent, and take away heat through heat dissipation channel from the outflow of lamp housing air-vent, the gas formed in the first ventilating duct circulates and dispels the heat.Owing to being formed with multiple heat dissipation paths in radiator, the area of dissipation multiplication in radiator, hot-air can promptly disperse.Secondly, when hot-air is in radiator dispersion and flowing, part hot-air can be discharged from the gas outlet of heat dissipation channel, causes the heat skewness in radiator, promotes to form the air rapid convective inside and outside radiator.The air of radiator outside initiatively enters from the air inlet of heat dissipation channel with taking advantage of a situation, and is discharged, form the air circulation of the second ventilating duct and dispel the heat through heat dissipation channel by lamp housing air-vent.The gas circulation of the first ventilating duct and the second ventilating duct so, radiator not only can by thermal-radiating mode distribute heat, can also dispel the heat by which better air active convective, radiating effect is made to become to increase several fold, heat on radiator just can Quick diffusing, also can not form heat accumulation, can better efficiently the heat on LED light source be dissipated.
Also be provided with heat-conducting plate between described lampshade and radiator, described LED light source is arranged on described heat-conducting plate, and described heat-conducting plate is also provided with heat-conducting plate air-vent.
The preferred structure of described radiator is: radiator by outer tube and inner sleeve nested against one another after, to be connected to vertically between outer tube and inner sleeve by some fin and to be formed.Described outer tube and inner sleeve arrange with one heart.Arrange equably in the annular space of described some fin between outer tube and inner sleeve.
Preferably, the length of described outer tube is less than the length of described fin; Described fin in the vertical direction stretches out toward the outside of outer tube near lampshade one end, thus the air inlet described in being formed.
High-power LED lamp of the present utility model, has very excellent radiating effect, can meet the cooling requirements of the high-power LED lamp of super brightness.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION figure of the LED of embodiment;
Fig. 2 is the side view of the LED of embodiment;
Fig. 3 is the top view of the radiator of embodiment;
Reference numeral: 1-lamp housing; 11-lamp housing air-vent; 2-lampshade; 21-lampshade air-vent; 3-radiator; 31-outer tube; 32-inner sleeve; 33-fin; 34-heat dissipation channel; 341-first heat dissipation channel; 342-second heat dissipation channel; 35-air inlet; 4-LED light source; 5-heat-conducting plate; 51-heat-conducting plate air-vent.
Airflow direction when " → " expression in Fig. 2 is dispelled the heat.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further elaborated:
As depicted in figs. 1 and 2, a kind of good high-powered LED lamp that dispels the heat, comprises lamp housing 1, lampshade 2, radiator 3, LED light source 4 and heat-conducting plate 5.One end of radiator 3 is arranged on the bottom surface of lamp housing 1, and the other end of radiator 3 is connected with lampshade 2, is also provided with heat-conducting plate 5 between radiator 3 and lampshade 2.Be provided with LED light source 4 in lampshade 2, LED light source 4 is arranged on heat-conducting plate 5.
As Fig. 2, radiator 3 is nested to form with one heart by outer tube 31 and inner sleeve 32, is connected between outer tube 31 and inner sleeve 32 by some pieces of fin 33.Fin 33 is arranged in the annular space that formed between outer tube 31 and inner sleeve 32 equably, radiator 3 is separated into some vertical the first heat dissipation channels 341.The inwall of inner sleeve 32 also forms a second vertical heat dissipation channel 342, and lampshade air-vent 21 is corresponding with the position of inner sleeve 32.Described the first heat dissipation channel 341 formed by outer tube 31 inwall, inner sleeve 32 outer wall and fin 33, and the second heat dissipation channel 342 that inner sleeve 32 inwall is formed, the heat dissipation channel 34 of common composition radiator 3.
As Fig. 1 and Fig. 2, the top of lamp housing 1 is provided with several lamp housing air-vents 11.The bottom of lampshade 2 is also provided with lampshade air-vent 21.Heat-conducting plate 5 is also provided with heat-conducting plate air-vent 51.The inside of lampshade air-vent 21, lampshade 2, heat-conducting plate air-vent 51, heat dissipation channel 34 and lamp housing air-vent 11 define the first ventilating duct with communicating successively.
The length of fin 33 is greater than the length of outer tube 31, and fin 33 stretches out in the outside of lampshade 2 in the one end near lampshade 2, makes the sidewall of the first heat dissipation channel 341 to be formed with the air inlet 35 communicated with the external world.Air inlet 35, first heat dissipation channel 341 and lamp housing air-vent 11 define the second ventilating duct with communicating successively.
During LED work, LED light source 4 can produce a large amount of heats, heat is easily put aside in lampshade 2, there is the temperature difference in the air inside and outside lampshade 2, thus produce air flowing and dispel the heat, air enters the inside of lampshade 2 from lampshade air-vent 21, through heat-conducting plate air-vent 51 and heat dissipation channel 34, flow out from lamp housing air-vent 11, form the air flowing heat radiation of the first ventilating duct.Owing to being formed with multiple heat dissipation paths 34 in radiator 3, then easily produce between heat dissipation channel 34 that air-flow is uneven and cold and hot to differ, cause air-flow to spread and convection current in heat dissipation channel 34, increasing heat radiation area.Meanwhile, the internal and external temperature of heat dissipation channel 341 also differs, then cause outside air initiatively to enter heat dissipation channel 341 by air inlet 35, flow out from lamp housing air-vent 11, namely forms the air flowing heat radiation in the second ventilating duct.First ventilating duct and the second ventilating duct produce air flowing simultaneously, facilitate the cross-ventilation of radiator 3, accelerate the radiating rate of radiator 3.
Claims (6)
1. the high-powered LED lamp that heat radiation is good, comprises lamp housing, lampshade, radiator and LED light source; Described LED light source is placed in described lampshade; Described radiator is arranged between lampshade and lamp housing; It is characterized in that: be separated to form some vertical heat dissipation channels by fin in described radiator; The bottom of described lampshade is provided with lampshade air-vent; The surface of described lamp housing is provided with lamp housing air-vent; The inside of described lampshade air-vent, lampshade, heat dissipation channel and lamp housing air-vent communicate successively and form the first ventilating duct of air circulation; Described heat dissipation channel is also provided with air inlet on the sidewall near lampshade one end; Described air inlet, heat dissipation channel and lamp housing air-vent communicate successively and form the second ventilating duct of air circulation.
2. a kind of good high-powered LED lamp that dispels the heat according to claim 1, it is characterized in that: be also provided with and heat-conducting plate between described lampshade and radiator, described LED light source is arranged on described heat-conducting plate, and described heat-conducting plate is also provided with heat-conducting plate air-vent.
3. a kind of good high-powered LED lamp that dispels the heat according to claim 1, is characterized in that: described radiator by outer tube and inner sleeve nested against one another after, to be connected to vertically between outer tube and inner sleeve by some fin and to be formed.
4. a kind of good high-powered LED lamp that dispels the heat according to claim 3, is characterized in that: described outer tube and inner sleeve are arrange with one heart.
5. a kind of good high-powered LED lamp that dispels the heat according to claim 3, is characterized in that: arrange equably in the annular space of described some fin between outer tube and inner sleeve.
6. a kind of good high-powered LED lamp that dispels the heat according to claim 3, is characterized in that: the length of described outer tube is less than the length of described fin; Described fin in the vertical direction stretches out toward the outside of outer tube near lampshade one end, thus the air inlet described in being formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520976163.3U CN205226986U (en) | 2015-11-30 | 2015-11-30 | Good high -power LED lamp dispels heat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520976163.3U CN205226986U (en) | 2015-11-30 | 2015-11-30 | Good high -power LED lamp dispels heat |
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| CN205226986U true CN205226986U (en) | 2016-05-11 |
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| CN201520976163.3U Active CN205226986U (en) | 2015-11-30 | 2015-11-30 | Good high -power LED lamp dispels heat |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569446A (en) * | 2016-11-10 | 2017-04-19 | 成都朵猫文化传播有限公司 | Smart home lamp |
| CN106907588A (en) * | 2017-03-10 | 2017-06-30 | 普天智能照明研究院有限公司 | A kind of light fixture of detectable air |
| CN107345628A (en) * | 2017-07-25 | 2017-11-14 | 深圳市冠科科技有限公司 | A kind of LED |
| CN107726270A (en) * | 2017-11-08 | 2018-02-23 | 深圳市森诺照明光电有限公司 | A kind of New LED heat dissipation design |
| CN108150982A (en) * | 2018-01-25 | 2018-06-12 | 广东凯晟照明科技有限公司 | Lamps and lanterns high-efficiency radiator |
| CN108167672A (en) * | 2018-01-25 | 2018-06-15 | 广东凯晟照明科技有限公司 | High-efficient heat-dissipating lamps and lanterns |
| CN108591848A (en) * | 2018-05-24 | 2018-09-28 | 浙江阳光美加照明有限公司 | A kind of high-power LED mine lamp passively to radiate |
| CN109899728A (en) * | 2017-12-08 | 2019-06-18 | 嘉兴山蒲照明电器有限公司 | A kind of LED light |
| WO2019144891A1 (en) * | 2018-01-25 | 2019-08-01 | 广东凯晟照明科技有限公司 | Efficient heat-dissipation lamp and radiator thereof |
| CN113701067A (en) * | 2021-09-11 | 2021-11-26 | 扬州市杰耀照明器材有限公司 | LED lamp with good heat dissipation performance |
| CN115076664A (en) * | 2022-07-04 | 2022-09-20 | 今上半导体(信阳)有限公司 | High-power illumination-level LED light source quick heat conduction packaging structure |
-
2015
- 2015-11-30 CN CN201520976163.3U patent/CN205226986U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106569446A (en) * | 2016-11-10 | 2017-04-19 | 成都朵猫文化传播有限公司 | Smart home lamp |
| CN106907588A (en) * | 2017-03-10 | 2017-06-30 | 普天智能照明研究院有限公司 | A kind of light fixture of detectable air |
| CN107345628A (en) * | 2017-07-25 | 2017-11-14 | 深圳市冠科科技有限公司 | A kind of LED |
| CN107726270A (en) * | 2017-11-08 | 2018-02-23 | 深圳市森诺照明光电有限公司 | A kind of New LED heat dissipation design |
| CN109899728A (en) * | 2017-12-08 | 2019-06-18 | 嘉兴山蒲照明电器有限公司 | A kind of LED light |
| CN108150982A (en) * | 2018-01-25 | 2018-06-12 | 广东凯晟照明科技有限公司 | Lamps and lanterns high-efficiency radiator |
| CN108167672A (en) * | 2018-01-25 | 2018-06-15 | 广东凯晟照明科技有限公司 | High-efficient heat-dissipating lamps and lanterns |
| WO2019144891A1 (en) * | 2018-01-25 | 2019-08-01 | 广东凯晟照明科技有限公司 | Efficient heat-dissipation lamp and radiator thereof |
| CN108591848A (en) * | 2018-05-24 | 2018-09-28 | 浙江阳光美加照明有限公司 | A kind of high-power LED mine lamp passively to radiate |
| CN113701067A (en) * | 2021-09-11 | 2021-11-26 | 扬州市杰耀照明器材有限公司 | LED lamp with good heat dissipation performance |
| CN113701067B (en) * | 2021-09-11 | 2023-09-29 | 扬州市杰耀照明器材有限公司 | LED lamp with good heat dissipation performance |
| CN115076664A (en) * | 2022-07-04 | 2022-09-20 | 今上半导体(信阳)有限公司 | High-power illumination-level LED light source quick heat conduction packaging structure |
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