CN105135239A - LED lamp with arc cooling fins - Google Patents
LED lamp with arc cooling fins Download PDFInfo
- Publication number
- CN105135239A CN105135239A CN201510482749.9A CN201510482749A CN105135239A CN 105135239 A CN105135239 A CN 105135239A CN 201510482749 A CN201510482749 A CN 201510482749A CN 105135239 A CN105135239 A CN 105135239A
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- CN
- China
- Prior art keywords
- arc fin
- radiating tube
- arc
- led
- fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED lamp with arc cooling fins. The LED lamp comprises a lamp cover of a semi-spherical structure, a base of a circular structure, a barrel-shaped radiating tube and a lighting unit; the lamp cover is made of transparent materials with certain structural strength; the base is connected with the lamp cover through a connecting portion arranged at the end face of the upper side of the base; the barrel-shaped radiating tube is integrally connected with the end face of the lower side of the base; and the lighting unit comprises a circuit board arranged at the bottom of a radiator and at least one LED lamp tube arranged on the circuit board. The lighting unit is arranged at the bottom of the radiating tube, a plurality of arc cooling fins are arranged on the outer lateral wall of the radiating tube, and the lower end of the radiating tube is connected with the connecting portion connected with a power port. The service life of the LED lamp is prolonged by improving the radiating effect of the LED lamp, so that the beneficial effect of giving full play to the lighting effect of the LED lamp is achieved.
Description
Technical field
The present invention relates to a kind of LED light lamp, more specifically, relate to a kind of LED with arc fin.
Background technology
Traditional lamp is as incandescent lamp, the life-span of incandescent lamp is relevant with the temperature of filament (tungsten filament), because temperature is higher, filament more easily distils, when tungsten filament be sublimate into thinner thin time, just be easy to after energising blow, thus finish the life-span of lamp, so the power of incandescent lamp its life-span larger is shorter; As fluorescent lamp, fluorescent tube is briefly an airtight gas-discharge tube.Pipe Inner predominant gas is that argon (argon) gas (separately comprising neon neon or krypton krypton) air pressure is about 0.3% of air, comprises several silver that drips in addition---form the mercury vapour of trace.Mercury atom is about the millesimal ratio of Accounting all gas atom, fluorescent tube is the mercury atom against fluorescent tube, ultraviolet light (main wavelength is 2537 dust=2537 × 10-10m) is discharged by the process of gas discharge, the electric energy consumed about 60% can be converted to ultraviolet light, other energy is then converted to heat energy, fluorescent lamp is absorbed by the fluorescent material on fluorescent tube Inner surface that discharge after ultraviolet light can See light, different fluorescent materials can send different can See light.General ultraviolet light is converted to and the efficiency of See light can be about 40%, and therefore the efficiency of fluorescent lamp is about 60% × 40%=24%---be approximately the twice of equal-wattage tungsten filament electric light; Electricity-saving lamp makes again compact fluorescent lamp (external abbreviation CFL lamp) have light efficiency high (being 5 times of common bulb), and energy-saving effect is obvious, life-span long (being 8 times of incandescent lamp bulb), the advantages such as volume is little, easy to use.Its operation principle is substantially identical with fluorescent lamp, electricity-saving lamp is except white (cold light), present warm light in addition, in general under same wattage, an electricity-saving lamp more energy-conservation than incandescent lamp 80%, average life span extends 8 times, heat radiation only 20%, when non-critical, the electricity-saving lamp illumination of one 5 watts can be considered the incandescent lamp equaling 25 watts, the electricity-saving lamp illumination of 7 watts approximates 40 watts, 9 watts approximate 60 watts.
LED (LightEmittingDiode) be light emitting diode again, and it is a kind of solid-state semiconductor devices, directly electricity can be converted into light.The heart of LED is the wafer of a semiconductor, and one end of wafer is attached on a support, and one end is negative pole, and the other end connects the positive pole of power supply, makes whole wafer by epoxy encapsulation.Semiconductor wafer is made up of three parts, and a part is P-type semiconductor, and inside it, occupy an leading position in hole, and the other end is N-type semiconductor, at this side mainly electronics, and the SQW in middle normally 1 to 5 cycle.When electric current acts on this wafer by wire time, electronics and hole will be pushed to SQW, and in SQW, electronics is with hole-recombination, then will send energy with the form of photon, the principle of LED luminescence that Here it is.LED has the plurality of advantages such as volume is little, power consumption is low, the life-span is long, asepsis environment-protecting.
Although LED has above-mentioned plurality of advantages, but because single light-emitting area is narrow, usual large-scale integrated in the circuit board, form a larger light emitting source, amount of heat can be caused thus to accumulate, if these heats distribute not in time can puncture circuit board, so the radiating effect of LED directly affects the service life of LED.
Summary of the invention
For the weak point existed in above-mentioned technology, the object of this invention is to provide a kind of LED with arc fin, improvement is optimized to existing LED, is improved the life-span of LED by the radiating effect improving LED, thus the illuminating effect of LED is performed to ultimate attainment.In order to realize, according to these objects of the present invention and other advantages, providing a kind of LED with arc fin, comprising:
The lampshade of hemispherical dome structure, it is made up of the transparent material with certain structural strength;
Pedestal, it is cirque structure, and described pedestal is connected with described lampshade by the connecting portion being arranged on end, upside;
The tubbiness radiating tube be connected with end face integral type on the downside of described pedestal; And
Luminescence unit, it comprises the circuit board be arranged on bottom radiator and at least one LED lamp tube be arranged on described circuit board,
Wherein, described luminescence unit is arranged at the bottom of described radiating tube, the lateral wall of described radiating tube is provided with multiple arc fin, and the lower end of described radiating tube is connected with the connecting portion be connected with power port.
Preferably, the width of described arc fin increases with the increase of described radiating tube height, makes the rectangular triangular structure of described arc fin.
Preferably, described arc fin along described radiating tube short transverse around being equidistantly arranged on the lateral wall of described radiating tube.
Preferably, the hypotenuse of described arc fin is arc-shaped side.
Preferably, setting described arc fin along the length of the right-angle side of described radiating tube short transverse is H, and the length perpendicular to the right-angle side of described radiating tube short transverse is L, then the profile of the arc-shaped side of described arc fin can by formula H
2=9L limited.
Preferably, the radius of described pedestal is identical with the radius size of described lampshade.
Preferably, the lower surface of described arc fin most significant end and described pedestal is affixed, and the arc-shaped side of described arc fin connects with the largest contours of described pedestal
Compared with prior art, its beneficial effect is in the present invention: because lampshade adopts hemispherical dome structure, make lampshade play the effect of concavees lens, thus light can be dispersed as much as possible, increase the irradiating angle of LED; Because described arc fin height directional ring is on the lateral wall being equidistantly arranged at described radiating tube, the contact area of arc fin and air can be increased, be convenient to the circulation of air between arc fin, thus be convenient to the transmission of arc fin heat, improve radiating efficiency; Because the width of described arc fin increases with the increase of described radiating tube height, make the rectangular triangular structure of described arc fin, thus can fully dispel the heat under making it possible to save as far as possible the prerequisite of space structure; Hypotenuse due to arc fin is arc-shaped side, by the further optimization to arc heat radiating fin structure, radiating effect is promoted further.
Part is embodied by explanation below by other advantages of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is according to the front view with an embodiment of the LED of arc fin of the present invention;
Fig. 2 is according to the upward view with an embodiment of the LED of arc fin of the present invention;
Fig. 3 is according to the topology view with arc fin in an embodiment of the LED of arc fin of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, and aforementioned and other object, feature, aspect and advantage of the present invention will become more obvious, can implement according to this to make those skilled in the art's reference description word.
With reference to Fig. 1 and Fig. 2, the LED 100 with arc fin comprises: the pedestal 110 of cirque structure, the lampshade 120 of hemispherical dome structure, tubbiness radiating tube 130, luminescence unit (not shown) and the connecting portion 140 be connected with power port.Wherein, pedestal 110 is connected with lampshade 120 by the connecting portion being arranged on end, upside; Lampshade 120 is made up of the transparent material with certain structural strength; Radiating tube 130 is integrally connected with the downside end face of pedestal 110; Described luminescence unit is arranged at the bottom of radiating tube 130, and described luminescence unit comprises the circuit board be arranged on bottom radiator and at least one LED lamp tube be arranged on described circuit board, and in one embodiment, described LED lamp tube is provided with 6; The lateral wall of radiating tube 130 is provided with multiple arc fin 131, in one embodiment, arc fin 131 is provided with 36.
With reference to Fig. 1 and Fig. 3, the width of arc fin 131 increases with the increase of radiating tube 130 height, makes arc fin 131 at right angles triangular structure.
Referring again to Fig. 1 and Fig. 2, arc fin 131 along described radiating tube short transverse around being equidistantly arranged on the lateral wall of radiating tube 130.In one embodiment, the hypotenuse of arc fin 131 is arc-shaped side.
With reference to Fig. 3, setting arc fin 131 is H along the length of the right-angle side of radiating tube 130 short transverse, and the length perpendicular to the right-angle side of radiating tube 130 short transverse is L, then the profile of the arc-shaped side of arc fin 131 can by formula H
2=9L limited.
Referring again to Fig. 1, the radius of pedestal 110 is identical with the radius size of lampshade 120, and the lower surface of arc fin 131 most significant end and pedestal 110 is affixed, and the arc-shaped side of arc fin 131 connects with the largest contours of pedestal 110.
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present invention.Application of the present invention, modifications and variations be will be readily apparent to persons skilled in the art.
As mentioned above, according to the present invention, because lampshade 120 adopts hemispherical dome structure, make lampshade 120 play the effect of concavees lens, thus light can be dispersed as much as possible, increase the irradiating angle of LED 100; Because arc fin 130 short transverse is around being equidistantly arranged on the lateral wall of radiating tube 130, the contact area of arc fin 131 and air can be increased, be convenient to the circulation of arc fin 131 air, thus be convenient to the transmission of arc fin 131 heat, improve radiating efficiency; Because the width of arc fin 131 increases with the increase of radiating tube 130 height, make arc fin 131 at right angles triangular structure, thus can fully dispel the heat under making it possible to save as far as possible the prerequisite of space structure; Hypotenuse due to arc fin 131 is arc-shaped side, by the further optimization to arc fin 131 structure, radiating effect is promoted further.
Although embodiment of the present invention are open as above, but it is not limited in listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (7)
1. there is a LED for arc fin, it is characterized in that, comprising:
The lampshade of hemispherical dome structure, it is made up of the transparent material with certain structural strength;
Pedestal, it is cirque structure, and described pedestal is connected with described lampshade by the connecting portion being arranged on end, upside;
The tubbiness radiating tube be connected with end face integral type on the downside of described pedestal; And
Luminescence unit, it comprises the circuit board be arranged on bottom radiator and at least one LED lamp tube be arranged on described circuit board,
Wherein, described luminescence unit is arranged at the bottom of described radiating tube, the lateral wall of described radiating tube is provided with multiple arc fin, and the lower end of described radiating tube is connected with the connecting portion be connected with power port.
2. have the LED of arc fin as claimed in claim 1, it is characterized in that, the width of described arc fin increases with the increase of described radiating tube height, makes the rectangular triangular structure of described arc fin.
3. there is the LED of arc fin as claimed in claim 2, it is characterized in that, described arc fin along described radiating tube short transverse around being equidistantly arranged on the lateral wall of described radiating tube.
4. have the LED of arc fin as claimed in claim 2, it is characterized in that, the hypotenuse of described arc fin is arc-shaped side.
5. there is the LED of arc fin as claimed in claim 4, it is characterized in that, setting described arc fin along the length of the right-angle side of described radiating tube short transverse is H, length perpendicular to the right-angle side of described radiating tube short transverse is L, then the profile of the arc-shaped side of described arc fin can by formula H
2=9L limited.
6. have the LED of arc fin as claimed in claim 5, it is characterized in that, the radius of described pedestal is identical with the radius size of described lampshade.
7. have the LED of arc fin as claimed in claim 6, it is characterized in that, the lower surface of described arc fin most significant end and described pedestal is affixed, and the arc-shaped side of described arc fin connects with the largest contours of described pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510482749.9A CN105135239A (en) | 2015-08-07 | 2015-08-07 | LED lamp with arc cooling fins |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510482749.9A CN105135239A (en) | 2015-08-07 | 2015-08-07 | LED lamp with arc cooling fins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105135239A true CN105135239A (en) | 2015-12-09 |
Family
ID=54720700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510482749.9A Pending CN105135239A (en) | 2015-08-07 | 2015-08-07 | LED lamp with arc cooling fins |
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| CN (1) | CN105135239A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100945459B1 (en) * | 2009-07-15 | 2010-03-05 | (주)연호전자 | A heat dissipating device of led lamp |
| CN202302902U (en) * | 2011-10-27 | 2012-07-04 | 同辉电子科技股份有限公司 | LED (light-emitting diode) bulb lamp |
| JP2012185946A (en) * | 2011-03-04 | 2012-09-27 | Koito Mfg Co Ltd | Led bulb |
| KR20130039415A (en) * | 2011-10-12 | 2013-04-22 | (주) 코콤 | Led lighting device |
| CN203099762U (en) * | 2013-02-06 | 2013-07-31 | 珠海市远康企业有限公司 | Heat dissipation machine of light emitting diode (LED) bulb lamp |
| CN204062547U (en) * | 2014-06-27 | 2014-12-31 | 东莞市华胜展鸿电子科技有限公司 | Bulb lamp |
| CN204099959U (en) * | 2014-08-15 | 2015-01-14 | 宁波北仑正合机械有限公司 | A kind of LED by rivet interlacement |
-
2015
- 2015-08-07 CN CN201510482749.9A patent/CN105135239A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100945459B1 (en) * | 2009-07-15 | 2010-03-05 | (주)연호전자 | A heat dissipating device of led lamp |
| JP2012185946A (en) * | 2011-03-04 | 2012-09-27 | Koito Mfg Co Ltd | Led bulb |
| KR20130039415A (en) * | 2011-10-12 | 2013-04-22 | (주) 코콤 | Led lighting device |
| CN202302902U (en) * | 2011-10-27 | 2012-07-04 | 同辉电子科技股份有限公司 | LED (light-emitting diode) bulb lamp |
| CN203099762U (en) * | 2013-02-06 | 2013-07-31 | 珠海市远康企业有限公司 | Heat dissipation machine of light emitting diode (LED) bulb lamp |
| CN204062547U (en) * | 2014-06-27 | 2014-12-31 | 东莞市华胜展鸿电子科技有限公司 | Bulb lamp |
| CN204099959U (en) * | 2014-08-15 | 2015-01-14 | 宁波北仑正合机械有限公司 | A kind of LED by rivet interlacement |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151209 |
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| RJ01 | Rejection of invention patent application after publication |