CN202884848U - Novel light emitting diode (LED) bulb lamp heat radiator - Google Patents
Novel light emitting diode (LED) bulb lamp heat radiator Download PDFInfo
- Publication number
- CN202884848U CN202884848U CN2012204362474U CN201220436247U CN202884848U CN 202884848 U CN202884848 U CN 202884848U CN 2012204362474 U CN2012204362474 U CN 2012204362474U CN 201220436247 U CN201220436247 U CN 201220436247U CN 202884848 U CN202884848 U CN 202884848U
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- heat radiator
- heat
- bulb lamp
- truncated cone
- led
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Abstract
The utility model discloses a novel light emitting diode (LED) bulb lamp heat radiator. The novel LED bulb lamp heat radiator is characterized in that the novel LED bulb lamp heat radiator is a shell approximate to a circular truncated cone, a plurality of air ways are sequentially arranged inside the shell approximate to the circular truncated cone in peripheral direction, the plurality of air ways are stretched from the lower undersurface of the shell approximate to the circular truncated cone to the upper undersurface of the shell approximate to the circular truncated cone, cross sections of the plurality of air ways are gradually shrinking, and through holes are formed in the bottom of the air ways. The plurality of air ways are manufactured by utilizing the air natural convection principle, and meanwhile heat radiating surface area of the heat radiator can be effectively increased, air natural convection is used to enable air to take heat inside the heat radiator away; a heat radiating flange is arranged outside the heat radiator, the surface area of the heat radiator can be increased to help the LED radiate redundant heat. The novel LED bulb lamp heat radiator is compact in structure and simple in production, does not need an external power or a fan to assist heat radiation, can save manufacturing cost and operating cost, is capable of effectively radiating heat to prolong service life of the LED, and consequently can indirectly lower maintenance cost.
Description
Technical field
The utility model relates to the led lighting technical field, is specifically related to a kind of Novel LED bulb lamp heat radiator.
Background technology
At present, the development of LED lamp is more and more rapider, and the LED lamp product on the market is also more and more, and the LED fluorescent lamp is take of fine quality, durable, energy-conservation as main feature, and the crevice projection angle adjustable range is large, and the brightness of 15W is equivalent to common 40W fluorescent lamp.LED has high temperature resistance, moistureproof and waterproof, the advantage such as anticreep, use voltage has: 110V, 220V are optional, the optional glass of outer cover or PC material, and lamp holder is the same with common fluorescent lamp, so the LED lamp probably will substitute common day and turn off the light, and become lighting apparatus of new generation.
But the caloric value of LED lamp product is also very large at present, and the deficiency of heat radiation will cause the reduction in LED lamp life-span.Traditional LED Down lamp generally adopts the heronsbill radiator, the cross-ventilation of heronsbill radiator is bad, and radiating effect neither be very good, and the heat that LED produces can not in time leave, so that the lost of life of LED, often maintenance, replacing LED cause larger inconvenience and the raising of cost.
Also there is not in the market a kind of LED bulb lamp heat radiator can utilize efficiently the natural convection air principle, the heat that the LED bulb lamp is produced in time leaves efficiently, make LED lamp continuous firing a lower temperature, increase the life-span of LED, save maintenance cost.
The utility model content
In order to address the above problem, the disclosed a kind of Novel LED bulb lamp heat radiator of the utility model, it can provide a kind of efficient LED bulb lamp heat radiator, and it utilizes the free convection principle of air, helps the LED waste heat that in time sheds.
The technical scheme that the utility model adopts for achieving the above object is: a kind of Novel LED bulb lamp heat radiator, it is characterized in that: it is approximate truncated cone-shaped housing, the circumferential direction inside direction of described approximate truncated cone-shaped housing is provided with a plurality of airways successively, this airway is extended to upper bottom surface by the bottom surface of described approximate truncated cone-shaped housing, and this airway cross section dwindles gradually, and described airway bottom is provided with through hole.
Described approximate truncated cone-shaped housing center is provided with a hollow circular cylinder; This hollow circular cylinder upper bottom surface is provided with opening, and outer circumference surface is provided with a screens, and inner wall surface is provided with many guide rails.
The cross section of described airway is square.
Also be provided with many outwardly directed radiated flanges on the described radiator shell surface.
Described hollow circular cylinder bottom surface is provided with a lead, a positive stop lug boss and a plurality of screw.
The utility model has the advantage of: described LED bulb lamp heat radiator uses the airway of natural convection air principle making, can effectively increase the cooling surface area of radiator, utilizes natural convection air, allows air take away the heat of radiator inside; Simultaneously, the radiator outside is provided with radiated flange, increases the surface area of heat radiation, can help more efficiently LED to distribute unnecessary heat.This heat spreader structures is simply compact, makes simply, utilizes simultaneously the principle of natural convection air to help heat radiation, need not again external power supply or fan and help heat radiation, saved cost of manufacture and operating cost, its effective distribute heat has increased the life-span of LED, has indirectly reduced maintenance cost.
Below in conjunction with accompanying drawing and the specific embodiment, the utility model is further specified.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment;
Fig. 2 is the elevational schematic view of Fig. 1;
Fig. 3 is another visual angle overall structure schematic diagram of Fig. 1;
Among the figure:
1. be similar to truncated cone-shaped housing 11. bottom surfaces 12. upper bottom surfaces
13. radiated flange 2. airways 21. through holes
3. hollow circular cylinder 31. screens 32. guide rails
33. lead 34. positive stop lug boss.
The specific embodiment
Embodiment, referring to Fig. 1 to Fig. 3, a kind of Novel LED bulb lamp heat radiator, described radiator is approximate truncated cone-shaped housing 1, it is square airway 2 that the circumferential direction inside direction of described approximate truncated cone-shaped housing 1 is provided with a plurality of cross sections successively, this airway 2 is extended near upper bottom surface 12 and this airway 2 cross sections to upper bottom surface 12 by the bottom surface 11 of described approximate truncated cone-shaped housing 1 and dwindles gradually, place in these airway 2 bottoms near described approximate truncated cone-shaped housing upper bottom surface is provided with through hole 21, this airway 2 forms many paths that circulation of air is provided with the through hole 21 of airway bottom, and airway 2 can effectively increase the cooling surface area of radiator, accelerates the radiating efficiency of radiator.
Described cross section is that square airway 2 also can be that cross section is the airway 2 of other shapes, and simultaneously, this airway can directly run through described approximate truncated cone-shaped housing 1.
Described approximate truncated cone-shaped housing 1 center is provided with a hollow circular cylinder 3, and these hollow circular cylinder 3 upper bottom surfaces are provided with opening; Outer circumference surface at this hollow circular cylinder 3 is provided with a screens 31, and this screens is used for blocking the lampshade of LED lamp; Inner wall surface at described hollow circular cylinder 3 is provided with many guide rails 32, and this guide rail 32 is used for the installation of the devices such as steering circuit components and parts and fixing.
Also be provided with many outwardly directed radiated flanges 13 on the described radiator outer wall surface, these radiated flanges have increased the cooling surface area of radiator, accelerate the heat sink radiates heat.
According to the size of radiator, the quantity of airway 2 rationally is set, reach the application of material and the optimization configuration of radiating effect.
Described hollow circular cylinder 3 lower surfaces are provided with a lead 33 and a positive stop lug boss 34, the position of these lead 33 guiding and restriction LED lamp installing plate; Positive stop lug boss 34 is places of mounted LED lamp plate, and it plays the effect of heat transfer simultaneously.
Described radiator is made with heat conduction plastic cement, aluminium, aluminium alloy or PP material, or a plurality of combinations of materials wherein are made, and the radiator that utilizes efficient Heat Conduction Material to make can be better distributes the heat that LED produces.
Operation principle of the present utility model: during the work of this LED bulb lamp heat radiator, because the heat that the LED lamp sheds is through each place that transmits heat to radiator of hollow circuit cylinder boss and positive stop lug boss, air in the airway of radiator is heated, form hot-air, hot air rising, the cold air of radiator outside adds in the airway, this process constantly circulates, form the up and down convection current of the nature of air, the heat of radiator is constantly distributed, simultaneously, the radiated flange on the radiator outer wall has distributed certain heat.
The utility model is not limited to above-mentioned embodiment, adopts or approximation apparatus identical with the utility model above-described embodiment, and other the LED bulb lamp heat radiator that obtains, all within protection domain of the present utility model.
Claims (5)
1. Novel LED bulb lamp heat radiator, it is characterized in that: it is an approximate truncated cone-shaped housing, the circumferential direction inside direction of described approximate truncated cone-shaped housing is provided with a plurality of airways successively, this airway is extended to upper bottom surface by the bottom surface of described approximate truncated cone-shaped housing, and this airway cross section dwindles gradually, and described airway bottom is provided with through hole.
2. Novel LED bulb lamp heat radiator according to claim 1, it is characterized in that: described approximate truncated cone-shaped housing center is provided with a hollow circular cylinder; This hollow circular cylinder upper bottom surface is provided with opening, and outer circumference surface is provided with a screens, and inner wall surface is provided with many guide rails.
3. Novel LED bulb lamp heat radiator according to claim 1, it is characterized in that: the cross section of described airway is square.
4. Novel LED bulb lamp heat radiator according to claim 1 is characterized in that: also be provided with many outwardly directed radiated flanges on its case surface.
5. Novel LED bulb lamp heat radiator according to claim 2, it is characterized in that: described hollow circular cylinder bottom surface is provided with a lead, a positive stop lug boss and a plurality of screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204362474U CN202884848U (en) | 2012-08-30 | 2012-08-30 | Novel light emitting diode (LED) bulb lamp heat radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012204362474U CN202884848U (en) | 2012-08-30 | 2012-08-30 | Novel light emitting diode (LED) bulb lamp heat radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202884848U true CN202884848U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012204362474U Expired - Fee Related CN202884848U (en) | 2012-08-30 | 2012-08-30 | Novel light emitting diode (LED) bulb lamp heat radiator |
Country Status (1)
| Country | Link |
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| CN (1) | CN202884848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742871A (en) * | 2013-12-23 | 2014-04-23 | 上海欣丰电子有限公司 | Elastic mounting structure for light-emitting diode (LED) lamp |
-
2012
- 2012-08-30 CN CN2012204362474U patent/CN202884848U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742871A (en) * | 2013-12-23 | 2014-04-23 | 上海欣丰电子有限公司 | Elastic mounting structure for light-emitting diode (LED) lamp |
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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: 20130417 Termination date: 20150830 |
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| EXPY | Termination of patent right or utility model |