CN202598453U - LED (Light-emitting Diode) down lamp radiator - Google Patents
LED (Light-emitting Diode) down lamp radiator Download PDFInfo
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- CN202598453U CN202598453U CN2012202452071U CN201220245207U CN202598453U CN 202598453 U CN202598453 U CN 202598453U CN 2012202452071 U CN2012202452071 U CN 2012202452071U CN 201220245207 U CN201220245207 U CN 201220245207U CN 202598453 U CN202598453 U CN 202598453U
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- heat
- heat dissipation
- radiating
- radiating rod
- rod
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Abstract
The utility model discloses an LED (Light-emitting Diode) down lamp radiator, comprising a heat dissipation post 1, heat dissipation fins 2, a heat dissipation rod one 3, a heat dissipation rod two 4, a heat dissipation rod III 5, a wiring hole 6, a threaded hole I 7 and a threaded hole II 8. The heat dissipation fins 2 are uniformly distributed on the periphery of which the diameter is greater than that of the external wall of the heat dissipation post, and the heat dissipation rod I 3, the heat dissipation rod II 4 and the heat dissipation rod III 5 are arranged at an external part of which the diameter is greater than that of periphery surrounded by the heat dissipation fins 2. The LED down lamp uses three structure forms of heat dissipation fin post, heat dissipation fins and heat dissipation rods, breaks the heat uniformity of the heat dissipation surface, strengthens the cross-ventilation effect of the heat dissipation surface, makes full use of the technology of combination of cross-ventilation and heat conduction, and solves the heat dissipation problem of the LED down lamp. The LED down lamp radiator is simple and rational in structure, high in heat dissipation efficiency and excellent in heat dissipation effect.
Description
Technical field
The utility model relates to the LED field of light fittings, relates in particular to the heat spreader structures that a kind of suitable LED Down lamp uses.
Background technology
When environment temperature was low, the output of the light source of LED device can increase, and high temperature can cause the decline of its light output.Under the excessive situation of temperature that, LED device too high in environment temperature produces when work and operating current, the temperature of led chip can raise.At this moment the inner micro-parameters such as electron hole concentration, energy gap and electron transfer of PN junction all can change, thereby have influence on the light output of LED.In case the temperature of led chip surpasses certain value, whole LED will be damaged.So in the LED illuminator, heat abstractor is extremely important.
Existing radiator is made up of heat-radiating substrate and the some radiating fins that are arranged in parallel within on the heat-radiating substrate, and radiating fin is rectangular sheet, evenly the horizontal extended spread of rule; The heat that heat-radiating substrate absorbs is delivered to radiating fin, thereby relies on radiating fin radiations heat energy heat radiation towards periphery, this radiator structure; Heat evenly distributes and lacks gas channel, causes the heat alluvial easily, and heat radiation is uneven; And causing radiating effect not good, light fixture descends service life.
Summary of the invention
The purpose of the utility model is the LED Down lamp radiator that provides a kind of heat transference efficiency that utilizes thermal column, radiating fin and heat-radiating rod to dispel the heat high.
The technical scheme that the utility model adopts is:
LED Down lamp radiator; Comprise thermal column 1, radiating fin 2, heat-radiating rod 1, heat-radiating rod 24, heat-radiating rod 35, routing hole 6, screwed hole 1, screwed hole 28; Radiating fin 2 is distributed in the circumference of diameter greater than thermal column 1 outer wall, outside the circumference that diameter surrounds greater than radiating fin 2, also is provided with heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35.
Further, said thermal column 1 is the pipe shape.
Further, said radiating fin 2 is cuboid or square.
Further, said heat-radiating rod 1 is the circle shape and is distributed in outside the circumference that the diameter of removing 4 screwed hole 28 positions surrounds greater than radiating fin 2.
Further, said heat-radiating rod 24 is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod 1.
Further, said heat-radiating rod 35 is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod 24.
Further, vertical range between said heat-radiating rod 24 to the heat-radiating rod 1 and the vertical range between heat-radiating rod 24 to the heat-radiating rod 35 equate.
Further, said heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35 are cylinder.
Further, said heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35 are solid construction.
Routing hole 6 is used for wire arrangements, and screwed hole 1 is used for the installation of lamp plate, the installation that screwed hole 28 is used for radiator and lamp body.
The beneficial effect of the utility model is: owing to adopted thermal column, radiating fin and three kinds of versions of heat-radiating rod, made full use of the technology that cross-ventilation and thermally conductive heat combine, can solve the heat dissipation problem of LED Down lamp preferably.Simple and reasonable, radiating efficiency is high, good heat dissipation effect.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of LED Down lamp radiator.
Fig. 2 is the vertical view of LED Down lamp radiator.
Fig. 3 is the upward view of LED Down lamp radiator.
Fig. 4 is the cutaway view of the upward view of LED Down lamp radiator along the A-A direction.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4; LED Down lamp radiator; Comprise thermal column 1, radiating fin 2, heat-radiating rod 1, heat-radiating rod 24, heat-radiating rod 35, routing hole 6, screwed hole 1, screwed hole 28; Radiating fin 2 is distributed in the circumference of diameter greater than thermal column 1 outer wall, outside the circumference that diameter surrounds greater than radiating fin 2, also is provided with heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35.
Wherein: said thermal column 1 is the pipe shape.
Wherein: said radiating fin 2 is cuboid or square.
Wherein: said heat-radiating rod 1 is the circle shape and is distributed in outside the circumference that the diameter of removing 4 screwed hole 28 positions surrounds greater than radiating fin 2.
Wherein: said heat-radiating rod 24 is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod 1.
Wherein: said heat-radiating rod 35 is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod 24.
Wherein: vertical range between said heat-radiating rod 24 to the heat-radiating rod 1 and the vertical range between heat-radiating rod 24 to the heat-radiating rod 35 equate.
Wherein: said heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35 are cylinder.
Wherein: said heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35 are solid construction.
Routing hole 6 is used for wire arrangements, and screwed hole 1 is used for the installation of lamp plate, the installation that screwed hole 28 is used for radiator and lamp body.
In the present embodiment, the round radiator that is surrounded by heat-radiating rod 1, heat-radiating rod 24 and heat-radiating rod 35 has 3 circles, in practical application, can be arranged to 2 circles perhaps more than 3 circles according to the heat radiation needs.
Adopt the LED Down lamp radiator of this structure; The heat of not only having broken radiating surface is even; Strengthened the cross-ventilation effect of radiating surface; But also under the prerequisite that guarantees the cross-ventilation effect, further increased the heat exchange area of radiator and air, have better radiating effect than existing radiator.
The utility model utilizes the air inequality of being heated; The air that the is heated rising of can expanding, and the air of catching a cold sinks and forms cross-ventilated hot transfer principle, makes the hot-air of the confined space that forms around the light source and radiator cold air on every side produce convection current; Therefore most heat can scatter and disappear with air rapidly; The utility model has also adopted heat-conducting effect material preferably, adds to adopt screw closely to connect between lamp plate and the radiator, and remaining heat can dissipate through heat conducting mode very soon; Make the operating ambient temperature of LED remain at zone of reasonableness, effectively guarantee the service life of LED Down lamp.
Claims (9)
1.LED Down lamp radiator; It is characterized in that: comprise thermal column (1), radiating fin (2), heat-radiating rod one (3), heat-radiating rod two (4), heat-radiating rod three (5), routing hole (6), screwed hole one (7), screwed hole two (8); Radiating fin (2) is distributed in the circumference of diameter greater than thermal column (1) outer wall, outside the circumference that diameter surrounds greater than radiating fin (2), also is provided with heat-radiating rod one (3), heat-radiating rod two (4) and heat-radiating rod three (5).
2. LED Down lamp radiator as claimed in claim 1 is characterized in that: said thermal column (1) is the pipe shape.
3. LED Down lamp radiator as claimed in claim 1 is characterized in that: said radiating fin (2) is cuboid or square.
4. LED Down lamp radiator as claimed in claim 1 is characterized in that: said heat-radiating rod one (3) is the circle shape and is distributed in outside the circumference that the diameter of removing 4 screwed hole two (8) positions surrounds greater than radiating fin (2).
5. LED Down lamp radiator as claimed in claim 1 is characterized in that: said heat-radiating rod two (4) is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod one (3).
6. LED Down lamp radiator as claimed in claim 1 is characterized in that: said heat-radiating rod three (5) is the circle shape and is distributed in outside the circumference that diameter surrounds greater than heat-radiating rod two (4).
7. like claim 1 or 5 described LED Down lamp radiators, it is characterized in that: vertical range between said heat-radiating rod two (4) to the heat-radiating rod one (3) and the vertical range between heat-radiating rod two (4) to the heat-radiating rod three (5) equate.
8. LED Down lamp radiator as claimed in claim 1 is characterized in that: said heat-radiating rod one (3), heat-radiating rod two (4) and heat-radiating rod three (5) are cylinder.
9. like claim 1 or 8 described LED Down lamp radiators, it is characterized in that: said heat-radiating rod one (3), heat-radiating rod two (4) and heat-radiating rod three (5) are solid construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202452071U CN202598453U (en) | 2012-05-29 | 2012-05-29 | LED (Light-emitting Diode) down lamp radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202452071U CN202598453U (en) | 2012-05-29 | 2012-05-29 | LED (Light-emitting Diode) down lamp radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202598453U true CN202598453U (en) | 2012-12-12 |
Family
ID=47315986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202452071U Expired - Lifetime CN202598453U (en) | 2012-05-29 | 2012-05-29 | LED (Light-emitting Diode) down lamp radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202598453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595770A (en) * | 2015-01-30 | 2015-05-06 | 东莞市闻誉实业有限公司 | Efficient heat-dissipation LED (Light-Emitting Diode) lamp |
-
2012
- 2012-05-29 CN CN2012202452071U patent/CN202598453U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595770A (en) * | 2015-01-30 | 2015-05-06 | 东莞市闻誉实业有限公司 | Efficient heat-dissipation LED (Light-Emitting Diode) lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY SAVING LATTICELIGHTING CO., LTD. Free format text: FORMER NAME: JIANGXI JINGHE LIGHTING CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 330096 Nanchang hi tech Zone, Sihu, AI Bei Road, No. 689, No. Patentee after: CECEP LatticeLighting Co., Ltd. Address before: 330096, No. 699 AI Sihu Road, Nanchang hi tech Development Zone, Jiangxi, China Patentee before: Jiangxi Jinghe Lighting Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 689, aixihu North Road, high tech Zone, Nanchang City, Jiangxi Province Patentee after: China energy saving Jinghe Technology Co.,Ltd. Address before: No. 689, aixihu North Road, high tech Zone, Nanchang City, Jiangxi Province Patentee before: CECEP LATTICELIGHTING Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |