CN202229138U - Heat dissipation structure of LED (Light Emitting Diode) lamp - Google Patents
Heat dissipation structure of LED (Light Emitting Diode) lamp Download PDFInfo
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- CN202229138U CN202229138U CN2011203445102U CN201120344510U CN202229138U CN 202229138 U CN202229138 U CN 202229138U CN 2011203445102 U CN2011203445102 U CN 2011203445102U CN 201120344510 U CN201120344510 U CN 201120344510U CN 202229138 U CN202229138 U CN 202229138U
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- lamella
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Abstract
The utility model relates to a heat dissipation structure of an LED (Light Emitting Diode) lamp, which comprise an upper radiating fin layer, a lower radiating fin layer and a radiating connection sheet layer. The radiating connection sheet layer is vertically arranged between the upper radiating fin layer and the lower radiating fin layer and is respectively connected with the upper radiating fin layer and the lower radiating fin layer; and preferably, the upper radiating fin layer and the lower radiating fin layer are arc radiating fin layers and are oppositely arranged, or the upper radiating fin layer and the lower radiating fin layer are flat-shaped radiating fin layers and are arranged in parallel, the ratio of the widths of the upper radiating fin layer and the lower radiating fin layer to the width of the radiating connection sheet layer is about 0.5-1.2, the thicknesses of the upper radiating fin layer and the lower radiating fin layer and the thickness of the radiating connection sheet layer are within 2-5mm and are equal to each other, the lower radiating fin layer is provided with a protruded part and a concave part, and the upper radiating fin layer is of a thicker middle part and two thinner sides. The heat dissipation structure of the LED lamp, disclosed by the utility model, has the advantages of smart design, simple and beautiful appearance, large effective heat dissipation surface area, good heat dissipation effect, uneasiness for accumulating dusts, easiness for flushing and self cleaning and lower maintenance cost, and is suitable for large-scale popularization and application.
Description
Technical field
The utility model relates to technical field of lamps, and particularly the lamp cooling structure technical field specifically is meant a kind of LED lamp cooling structure.
Background technology
Along with the development of LED technology, increasing light fixture uses LED as light emitting source, but poor heat radiation is to perplex a subject matter of LED light fixture, the characteristics of prior art always:
1, the general fin of prior art all places the top, and fin is higher;
2, minority producer uses hot-pipe system, reaches the heat radiation purpose;
Shortcoming is;
1, the first half is installed fin (or thermal column), cause long-time use after, Hui Chen build up of dirt influences radiating effect at fin (or thermal column) root.;
2, fin is complicated in appearance;
3, original structure is on manufacturing process, and difficulty produces the fin (thermal column) of longer dimension;
4, after fin increased, surface area had increased, and under the calm situation, the efficiently radiates heat surface area does not increase.
Therefore, for the problems referred to above and the defective that solves existence, a kind of LED lamp cooling structure need be provided, its efficiently radiates heat surface area is big, good heat dissipation effect, and unsuitable dust stratification dirt is prone to flushing, and is easy self-cleaning, reduced maintenance cost.
The utility model content
The purpose of the utility model is to have overcome above-mentioned shortcoming of the prior art, and a kind of LED lamp cooling structure is provided, and this LED lamp cooling structure design is ingenious; Simple for structure attractive in appearance, the efficiently radiates heat surface area is big, good heat dissipation effect; Unsuitable dust stratification dirt is prone to flushing, is prone to self-cleaning; Reduce maintenance cost, be suitable for large-scale promotion application.
To achieve these goals; The LED lamp cooling structure of the utility model; Be characterized in; Comprise the heat radiation lamella, the lamella that dispels the heat is connected lamella with heat radiation down, said heat radiation connects lamella and vertically is arranged on and saidly goes up between heat radiation lamella and the said lamella of heat radiation down and connect said heat radiation lamella and the said lamella that dispels the heat down gone up respectively.
Preferably, said upward heat radiation lamella and the said lamella of heat radiation down are arc heat radiation lamella, and are oppositely arranged.
Preferably, said upward heat radiation lamella and the said lamella of heat radiation down are plate heat radiation lamella, and laterally arrange.
Preferably, the said width of going up the heat radiation lamella ratio that is connected the width of lamella with said heat radiation is 0.5～1.2.
Preferably, be connected the ratio of the width of lamella with said heat radiation be 0.5～1.2 to the width of said down heat radiation lamella.
Preferably, the thickness of the thickness of the thickness of said upward heat radiation lamella, the said lamella of heat radiation down and said heat radiation connection lamella is all between 2～5mm.
Preferably, the said thickness of going up the thickness of heat radiation lamella, the said lamella of the heat radiation down thickness that is connected lamella with said heat radiation is equal.
More preferably, the thickness of the thickness of said upward heat radiation lamella, the said lamella of heat radiation down is 3mm with the thickness that said heat radiation is connected lamella.
Preferably, have protuberance or recess on the said lamella of heat radiation down.
Preferably, the said heat radiation lamella thick middle both sides of going up are thin.
Preferably, the said length that goes up the length of heat radiation lamella, the said lamella of the heat radiation down length that is connected lamella with said heat radiation is 1.6m.
The beneficial effect of the utility model specifically is: the LED lamp cooling structure of the utility model comprises the heat radiation lamella, the lamella that dispels the heat is connected lamella with heat radiation down, and said heat radiation connects lamella and vertically is arranged on and saidly goes up between heat radiation lamella and the said lamella of heat radiation down and connect said heat radiation lamella and the said lamella of heat radiation down gone up respectively, and the formation I-shaped structure is during use; Be positioned at LED light fixture back, the LED light fixture conducts to the utility model through conducting-heat elements rapidly with heat, thus the heats cold air, and expanding behind the cold air heating air lightens; Begin come-up, meet cold air and realize heat exchange, be reached for the purpose of light fixture heat radiation; Design ingeniously, simple for structure attractive in appearance, the efficiently radiates heat surface area is big; Good heat dissipation effect, unsuitable dust stratification dirt is prone to flushing; Easy self-cleaning, reduced maintenance cost, be suitable for large-scale promotion application.
Description of drawings
Fig. 1 is the schematic perspective view of a specific embodiment of the utility model.
Fig. 2 is that the master of specific embodiment shown in Figure 1 looks sketch map.
The specific embodiment
In order more to be expressly understood the technology contents of the utility model, the special following examples of lifting specify.Should be understood that embodiment is used to explain the utility model, rather than to the restriction of the utility model.
See also shown in Fig. 1-2; The LED lamp cooling structure of the utility model comprises heat radiation lamella 1, the lamella 2 that dispels the heat is connected lamella 3 with heat radiation down, and said heat radiation connects lamella 3 and vertically is arranged on and saidly goes up between heat radiation lamella 1 and the said lamella 2 of heat radiation down and connect said heat radiation lamella 1 and the said lamella 2 that dispels the heat down gone up respectively.The cross section that is to say the LED lamp cooling structure of the utility model is similar to I-shaped structure.
The said heat radiation lamella 1 of going up can adopt any suitable shape with said heat radiation lamella 2 down, and preferably, the said heat radiation lamella 1 of going up is arc heat radiation lamella with said heat radiation lamella 2 down; And be oppositely arranged, install or the moulding demand to satisfy, perhaps; See also shown in Fig. 1-2; In specific embodiment of the present invention, the said heat radiation lamella 1 of going up is plate heat radiation lamella with said heat radiation lamella 2 down, and laterally arranges.
The said width a that goes up heat radiation lamella 1 is connected the width b of lamella 3 with said heat radiation ratio can confirm as required that preferably, the said width a that goes up heat radiation lamella 1 is connected the width b of lamella 3 with said heat radiation ratio is 0.5～1.2.See also shown in Figure 2ly, in specific embodiment of the present invention, the said width a that goes up heat radiation lamella 1 is 100mm, and the width b that said heat radiation connects lamella 3 is 110, and the said width a that goes up heat radiation lamella 1 is connected the width b of lamella 3 with said heat radiation ratio is about 0.91.
The width c of the said lamella 2 of heat radiation down is connected the ratio of the width b of lamella 3 and can confirms as required with said heat radiation, preferably, the said width c of heat radiation lamella 2 down is connected the width b of lamella 3 with said heat radiation ratio is 0.5～1.2.See also shown in Figure 2ly, in specific embodiment of the present invention, the width c of said down heat radiation lamella 2 is 75mm, and the width b that said heat radiation connects lamella 3 is 110, and the width c of the said lamella 2 of heat radiation down is connected the width b of lamella 3 with said heat radiation ratio is about 0.68.
The said thickness d 3 that goes up the thickness d 1 of the lamella 1 that dispels the heat, the said lamella 2 of heat radiation down is connected lamella 3 with said heat radiation thickness d 2 can be confirmed as required; Preferably, the thickness d 2 of the thickness d 3 of the thickness d 1 of said upward heat radiation lamella 1, the said lamella 2 of heat radiation down and said heat radiation connection lamella 3 is all between 2～5mm.
The said thickness d 3 that goes up the thickness d 1 of the lamella 1 that dispels the heat, the said lamella 2 of heat radiation down is connected lamella 3 with said heat radiation thickness d 2 can equate also can be unequal; Preferably, the said thickness d 3 that goes up the thickness d 1 of heat radiation lamella 1, the said lamella 2 of the heat radiation down thickness d 2 that is connected lamella 3 with said heat radiation is equal.See also shown in Figure 2ly, in specific embodiment of the present invention, the said thickness d 3 that goes up the thickness d 1 of heat radiation lamella 1, the said lamella 2 of heat radiation down is connected lamella 3 with said heat radiation thickness d 2 is 3mm.
In order to process and the lamp installation demand, can make an amendment in the part of I-shaped structure, preferably, have protuberance 4 or recess on the said lamella 2 of heat radiation down, the said heat radiation lamella 1 thick middle both sides of going up are thin.See also shown in Figure 2; In specific embodiment of the present invention; On the said down heat radiation lamella 2 have 4, two of 4 protuberances upwards and one of them be connected lamella 3 with said heat radiation and combine, two are downward and be positioned at both sides; The said heat radiation lamella 1 lower surface both sides of going up are thinner, to satisfy processing and lamp installation demand.
The said length that goes up the length of the lamella 1 that dispels the heat, the said lamella 2 of heat radiation down is connected lamella 3 with said heat radiation length can be confirmed as required; In specific embodiment of the present invention, the said length that goes up the length of the lamella 1 that dispels the heat, the said lamella 2 of heat radiation down is connected lamella 3 with said heat radiation length is 1.6m.The length that is to say whole I-shaped structure is 1.6m.
During use, the utility model is installed in the back of luminescence unit (LED, OLED etc.), and the heat conduction portion is positioned at the bottom of the utility model, accepts the heat that when working, is sent by luminescence unit; Be transmitted to the utility model to heat rapidly then, the utility model heats cold air, expanding behind the cold air heating air lightens, and begins come-up, meets cold air and realizes heat exchange, is reached for the purpose of light fixture heat radiation.
Luminescence unit into strips, every luminescence unit can comprise a row or arrange led light source more, can set the LED quantity of every group of luminescence unit according to the power needs; The heat conduction portion is particularly suitable for powerful chip (more than 1 watt), is particularly suitable for the chip (5 watts, 10 watts, 20 watts or the like) of super high power; The utility model is suitable for the Natural Heat Convection (more than 20 watts) of high-power LED light fixture, is particularly suitable for the Tunnel Lamp heat radiation about 70 watts to 150 watts; Lamp power 80W, 15 ℃ of temperature rises, light fixture 160W, 23 ℃ of temperature rises.
The utility model is fit to the light fixture under any environment, for example: interior length bar shaped lighting, tunnel illumination light fixture, guidance type strip light fixture etc., be particularly suitable for the tunnel illumination light fixture, have guidance quality; Can be according to the installation requirements change local shape of light fixture, profile is simple, and is easy for installation.Compared to traditional radiator structure, the more unsuitable dust stratification dirt of I-shaped structure design is prone to flushing, is prone to self-cleaning; Compared to traditional radiator structure, can obtain lower temperature rise, profile more attractive in appearance; Compared to traditional radiator structure, I-shaped structure cooling surface area utilization rate is higher, and the efficiently radiates heat surface area is bigger; Compared to traditional radiator structure, the air velocity of I-shaped structure heat-delivery surface is bigger, helps heat radiation; The lamp power size can conveniently be selected;
To sum up, the design of the LED lamp cooling structure of the utility model is ingenious, simple for structure attractive in appearance, and the efficiently radiates heat surface area is big, good heat dissipation effect, and unsuitable dust stratification dirt is prone to flushing, and is easy self-cleaning, reduced maintenance cost, is suitable for large-scale promotion application.
In this specification, the utility model is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from the spirit and the scope of the utility model.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (10)
1. LED lamp cooling structure; It is characterized in that; Comprise the heat radiation lamella, the lamella that dispels the heat is connected lamella with heat radiation down, said heat radiation connects lamella and vertically is arranged on and saidly goes up between heat radiation lamella and the said lamella of heat radiation down and connect said heat radiation lamella and the said lamella that dispels the heat down gone up respectively.
2. LED lamp cooling structure according to claim 1 is characterized in that, said upward heat radiation lamella and the said lamella of heat radiation down are arc heat radiation lamella, and are oppositely arranged.
3. LED lamp cooling structure according to claim 1 is characterized in that, said upward heat radiation lamella and the said lamella of heat radiation down are plate heat radiation lamella, and laterally arrange.
4. LED lamp cooling structure according to claim 1 is characterized in that, the said width of going up the heat radiation lamella is connected the width of lamella with said heat radiation ratio is 0.5～1.2.
5. LED lamp cooling structure according to claim 1 is characterized in that, the width of the said lamella of heat radiation down is connected the width of lamella with said heat radiation ratio is 0.5～1.2.
6. LED lamp cooling structure according to claim 1 is characterized in that, the thickness of the thickness of said upward heat radiation lamella, the said lamella of heat radiation down and the thickness that said heat radiation connects lamella are all between 2～5mm.
7. LED lamp cooling structure according to claim 1 is characterized in that, the said thickness of going up the thickness of heat radiation lamella, the said lamella of heat radiation down is connected lamella with said heat radiation thickness is equal.
8. LED lamp cooling structure according to claim 7 is characterized in that, the thickness of the thickness of said upward heat radiation lamella, the said lamella of heat radiation down is 3mm with the thickness that said heat radiation is connected lamella.
9. LED lamp cooling structure according to claim 1 is characterized in that, has protuberance or recess on the said lamella of heat radiation down.
10. LED lamp cooling structure according to claim 1 is characterized in that, the said heat radiation lamella thick middle both sides of going up are thin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203445102U CN202229138U (en) | 2011-09-14 | 2011-09-14 | Heat dissipation structure of LED (Light Emitting Diode) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203445102U CN202229138U (en) | 2011-09-14 | 2011-09-14 | Heat dissipation structure of LED (Light Emitting Diode) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202229138U true CN202229138U (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203445102U Expired - Lifetime CN202229138U (en) | 2011-09-14 | 2011-09-14 | Heat dissipation structure of LED (Light Emitting Diode) lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN202229138U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423722A (en) * | 2013-07-19 | 2013-12-04 | 宁波甬晶节能科技有限公司 | LED lamp heat dissipation structure and LED energy-saving lamp with same |
| CN105485622A (en) * | 2016-01-29 | 2016-04-13 | 湖州巨力铝型材有限公司 | LED lamp case |
| CN107577083A (en) * | 2017-07-31 | 2018-01-12 | 广东深越光电技术有限公司 | A kind of convenient disassembly and the good backlight module of thermal diffusivity |
-
2011
- 2011-09-14 CN CN2011203445102U patent/CN202229138U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103423722A (en) * | 2013-07-19 | 2013-12-04 | 宁波甬晶节能科技有限公司 | LED lamp heat dissipation structure and LED energy-saving lamp with same |
| CN105485622A (en) * | 2016-01-29 | 2016-04-13 | 湖州巨力铝型材有限公司 | LED lamp case |
| CN107577083A (en) * | 2017-07-31 | 2018-01-12 | 广东深越光电技术有限公司 | A kind of convenient disassembly and the good backlight module of thermal diffusivity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |