CN103672515B - A kind of LED bulb of high efficiency and heat radiation - Google Patents
A kind of LED bulb of high efficiency and heat radiation Download PDFInfo
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- CN103672515B CN103672515B CN201310671434.XA CN201310671434A CN103672515B CN 103672515 B CN103672515 B CN 103672515B CN 201310671434 A CN201310671434 A CN 201310671434A CN 103672515 B CN103672515 B CN 103672515B
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Abstract
The invention discloses a kind of LED bulb of high efficiency and heat radiation, comprise light source, Transparent lamp shade, lamp body and power supply, light source is fixedly arranged on lamp body top and is connected with the power electric being arranged at lamp body inside, Transparent lamp shade covers the top edge at lamp body, light source is the Column being luminous of column, its radial surface is distributed with multiple bonded LED lamp pearl, bulb also comprises reflecting cover, reflecting cover comprises cylindrical shell and base plate, barrel jacket to be loaded on Column being luminous and to offer loophole on the position that LED lamp bead is corresponding, the top of cylindrical shell is protruded Transparent lamp shade outside and apical position is provided with air vent, the marginal position of cylindrical shell bottom extends the horn-like base plate covering lamp body in radial directions outward, base plate is provided with protuberance, protuberance setting corresponding with loophole, LED bulb inside is also provided with the heat dissipation channel inside and outside through LED bulb.LED bulb of the present invention, brightness is high, light is soft, even, good heat dissipation effect.
Description
Technical field
The present invention relates to a kind of LED bulb, particularly relate to a kind of LED bulb of high brightness.
Background technology
LED bulb of the prior art generally comprises lamp body, is arranged on the Transparent lamp shade at lamp body top, is positioned at the power supply of lamp body, LED light source is provided with in Transparent lamp shade, LED light source is connected with the power electric in lamp body, when LED light source electrified light emitting, the light-transmissive Transparent lamp shade that it sends shines out, and reaches the object of illumination or decoration.But LED bulb of the prior art is in order to make light soft, not dazzling, normally lampshade is set to opaque structure, with the discomfort avoiding the straight LED lamp bead of human eye to cause, thus reduce the brightness of LED, more powerful LED bulb must be selected in order to reach required brightness when user uses, causing the waste of electric energy.Simultaneously, the amount of heat sent due to LED light source and power supply is not as being pulled away in time, LED light source or power supply will be caused to burn out, shorten the service life of LED bulb, although LED bulb is provided with radiator in prior art, but radiating effect is undesirable, LED light source and power supply cannot be made normally to work at lower operating temperatures.
Summary of the invention
The present invention is intended to solve above-mentioned mentioned technical problem, provides that a kind of brightness is high, light is soft, the LED bulb of even, good heat dissipation effect.
The object of the invention is by following technical scheme realize:
A kind of LED bulb of high efficiency and heat radiation, comprise light source, Transparent lamp shade, lamp body and power supply, described light source is fixedly arranged on lamp body top and is connected with the power electric being arranged at lamp body inside, described Transparent lamp shade covers the top edge at lamp body, described light source is the Column being luminous of column, its radial surface is distributed with multiple bonded LED lamp pearl, described bulb also comprises reflecting cover, reflecting cover comprises cylindrical shell and base plate, described barrel jacket to be loaded on Column being luminous and to offer loophole on the position that LED lamp bead is corresponding, the top of described cylindrical shell is protruded Transparent lamp shade outside and apical position is provided with air vent, the marginal position of described cylindrical shell bottom extends the horn-like base plate covering lamp body in radial directions outward, base plate is provided with protuberance, protuberance setting corresponding with loophole, described LED bulb inside is also provided with the heat dissipation channel inside and outside through LED bulb.
Further, described Column being luminous is comprised heating column, is adhered to the aluminium base on heating column and be fixedly arranged on the LED lamp bead be electrically connected on aluminium base and with aluminium base by heat dissipating silicone grease, and heating column is fixedly arranged on the center of radiating part.
Further, described heating column is provided with the first through hole of through heating column center, be provided with the second through hole of through first through hole and radiating part outer surface in described radiating part, described air vent, the first through hole, the second through hole form the heat dissipation channel inside and outside described through LED bulb.
Further, the radial section of described Column being luminous is square.
Further, described reflecting cover surface is coated with reflective membrane.
Further, described Transparent lamp shade and the connected mode of lamp body are for being threaded or being connected together.
The invention has the beneficial effects as follows: by using reflecting cover, Column being luminous being enclosed as much as possible except loophole, prevents light to be reflected back toward Column being luminous.The horn-like base plate of reflecting cover can make light reflection go out outside LED bulb, avoid light in Transparent lamp shade, be reflected back toward loophole and cause cancelling out each other of light, the corresponding loophole of protuberance on base plate is arranged, the effect of convex lens can be played, the luminous energy sent by loophole is gone out by protuberance spread reflection, makes light soft, even.The discomforts such as dazzling, the dazzle that the radial surface that LED lamp bead is arranged in Column being luminous can avoid the eyes of people to cause on the front direct view led lamp pearl of bulb.Reflecting cover is arranged reflective membrane and can increase the brightness of LED lamp bead at direction of illumination glazing further, reduce light loss.When LED bulb outside is free air-flow to move, take away by the heat of heat dissipation channel by radiator and heating column inside, thus accelerate the heat radiation of LED bulb, extend its service life.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, wherein:
Fig. 1 is LED bulb schematic diagram;
Fig. 2 is the top view of LED bulb in Fig. 1;
Fig. 3 is the A-A sectional view of LED bulb in Fig. 1;
Fig. 4 is the schematic diagram of reflecting cover in Fig. 1.
Detailed description of the invention
LED bulb as Figure 1-4, comprises lamp body 1, Transparent lamp shade 2, light source, reflecting cover 4 and power supply (not shown).
Lamp body 1 comprises radiating part 10 and is arranged on the threaded joints 11 of radiating part 10 bottom.The center on radiating part 10 top is installed with light source, and the marginal position on top is threaded connection or the mode that is connected together is connected with Transparent lamp shade 2.The inside of radiating part 10 is provided with through first through hole 51 and can be arranged to multiple to improve radiating effect further with the second through hole 52, second through hole 52 of radiating part 10 outer surface.Threaded joints 11 forms the standard interface carrying out with the lamp socket of prior art being connected, and the electric main that lamp socket provides by the power supply of lamp body 1 inside is converted into low-voltage DC for light source, and then driving LED lamp pearl 33 is luminous.
Transparent lamp shade 2 mainly plays protection Column being luminous 3 and is not connected with lamp body by damage and reinforcing light source, can play the circuit surface preventing dust, steam etc. from entering into Column being luminous 3 simultaneously, cause short circuit.
Light source is the Column being luminous 3 of column, comprises heating column 31, aluminium base 32 and LED lamp bead 33.Multiple bonded LED lamp pearl 33 to be fixedly arranged on aluminium base 32 along the axial single file arrangement of Column being luminous 3 and to be electrically connected with aluminium base 32, thus form 1 group of luminescence component, each radial surface of the heating column 31 that radial section is square all is furnished with 1 group of luminescence component.Aluminium base 32 to be adhered on the radial surface of heating column 31 by heat dissipating silicone grease and carries out heat trnasfer with heating column 31.The bottom of heating column 31 is fixedly arranged on the center on radiating part 10 top and carries out heat trnasfer with radiating part 10, and heating column 31 is provided with the first through hole 51 of its axial centre through.
In order to strengthen the effect of LED lamp bead 33 luminescence, the light avoiding LED lamp bead 33 to send is reflected back or is injected by the light that the LED light pearl 33 of heating column 31 sides adjacent sends, and causes light loss.Reflecting cover 4 is added in the surrounding of Column being luminous 3 and the top of radiating part 10, reflecting cover 4 comprises cylindrical shell 41 and base plate 42, its middle cylinder body 41 is sleeved on the radial outline of Column being luminous 3, and the LED lamp bead 33 on adjacent two groups of luminescence components is separated, simultaneously, position corresponding to LED lamp bead 33 arranges loophole 410, to allow light outwards penetrate.The top 411 of cylindrical shell 41 is roughly in taper, and it protrudes the outside of Transparent lamp shade 2.The radial outline of cylindrical shell 41 encloses by the top of Transparent lamp shade 2, thus formation encloses by Transparent lamp shade 2 and reflecting cover 4 emitting cavity 430 formed, the light that LED lamp bead 33 sends all outside injections from emitting cavity 430 to LED bulb.The center, top 411 of cylindrical shell 41 is provided with air vent 50, and air vent 50 is corresponding with the first through hole 51 to be arranged.
The marginal position of cylindrical shell 41 bottom extends the horn-like base plate 42 covering lamp body 1 in radial directions outward, the horn-like structure of base plate 42 can make light directly reflex to place beyond LED bulb, thus avoids light being cancelled out each other in Transparent lamp shade 2.Base plate 42 is provided with protuberance 420, protuberance 420 setting corresponding with the position of loophole 410, be specially protuberance 420 and be arranged on loophole 410 dead ahead toward on the perspective plane of base plate 42, with the effect making protuberance 420 can play convex lens, the luminous energy sent by loophole 410 is by protuberance 420 spread reflection, the light sent to make LED bulb is more evenly soft, in order to strengthen reflecting effect further, the outer surface of reflecting cover 4 applies reflective membrane to reduce light loss.
When LED bulb outside is free air-flow to move, extraneous air flows into the heat dissipation channel 5 be made up of air vent 50, first through hole 51, second through hole 52, is taken away by the heat in heat dissipation channel 5, to improve the effect of heat radiation.
Above embodiment is only not limited in order to technical scheme of the present invention to be described, all do not depart from spirit and scope of the invention any amendment or equivalently to replace, it all should be encompassed in the scope of technical solution of the present invention.
Claims (6)
1. the LED bulb of a high efficiency and heat radiation, comprise light source, Transparent lamp shade, lamp body and power supply, described light source is fixedly arranged on lamp body top and is connected with the power electric being arranged at lamp body inside, described Transparent lamp shade covers the top edge at lamp body, described light source is the Column being luminous of column, its radial surface is distributed with multiple bonded LED lamp pearl, described bulb also comprises reflecting cover, reflecting cover comprises cylindrical shell and base plate, described barrel jacket to be loaded on Column being luminous and to offer loophole on the position that LED lamp bead is corresponding, the marginal position of described cylindrical shell bottom extends the horn-like base plate covering lamp body in radial directions outward, it is characterized in that: the top of described cylindrical shell is protruded Transparent lamp shade outside and apical position is provided with air vent, described base plate is provided with protuberance, protuberance setting corresponding with loophole, described LED bulb inside is also provided with the heat dissipation channel inside and outside through LED bulb.
2. the LED bulb of a kind of high efficiency and heat radiation according to claim 1, it is characterized in that: described Column being luminous is comprised heating column, adhered to the aluminium base on heating column and be fixedly arranged on the LED lamp bead be electrically connected on aluminium base and with aluminium base by heat dissipating silicone grease, and heating column is fixedly arranged on the center of radiating part.
3. the LED bulb of a kind of high efficiency and heat radiation according to claim 2, it is characterized in that: the first through hole described heating column being provided with through heating column center, be provided with the second through hole of through first through hole and radiating part outer surface in described radiating part, described air vent, the first through hole, the second through hole form the heat dissipation channel inside and outside described through LED bulb.
4. the LED bulb of a kind of high efficiency and heat radiation according to claim 1, is characterized in that: the radial section of described Column being luminous is square.
5. the LED bulb of a kind of high efficiency and heat radiation according to claim 1, is characterized in that: described reflecting cover surface is coated with reflective membrane.
6. the LED bulb of a kind of high efficiency and heat radiation according to claim 1, is characterized in that: the connected mode of described Transparent lamp shade and lamp body is for being threaded or being connected together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671434.XA CN103672515B (en) | 2013-12-10 | 2013-12-10 | A kind of LED bulb of high efficiency and heat radiation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310671434.XA CN103672515B (en) | 2013-12-10 | 2013-12-10 | A kind of LED bulb of high efficiency and heat radiation |
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| Publication Number | Publication Date |
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| CN103672515A CN103672515A (en) | 2014-03-26 |
| CN103672515B true CN103672515B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310671434.XA Active CN103672515B (en) | 2013-12-10 | 2013-12-10 | A kind of LED bulb of high efficiency and heat radiation |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258001A (en) * | 2014-07-18 | 2016-01-20 | 张健平 | LED bulb |
| CN105258002A (en) * | 2014-07-18 | 2016-01-20 | 张健平 | Efficient radiating LED bulb |
| CN105276400A (en) * | 2014-07-18 | 2016-01-27 | 张健平 | Light-emitting diode (LED) candle lamp |
| CN104976550B (en) * | 2015-06-10 | 2017-04-05 | 绍兴宝之能照明电器有限公司 | A kind of heat radiating type mini light night |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100017414A (en) * | 2007-04-26 | 2010-02-16 | 세람텍 아게 | Cooling box for components or circuits |
| CN201382279Y (en) * | 2009-01-24 | 2010-01-13 | 郑深全 | Ceramic semiconductor thermoelectric cooling LED |
| TWM378614U (en) * | 2009-06-29 | 2010-04-11 | Te-Lung Chen | The ceramic radiator with conductive circuit |
| CN202992714U (en) * | 2012-11-08 | 2013-06-12 | 陈美飞 | Light emitting diode (LED) bulb |
| CN103411147B (en) * | 2013-08-15 | 2015-03-11 | 上海亚明照明有限公司 | LED (Light Emitting Diode) bubble lamp |
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| CN103672515A (en) | 2014-03-26 |
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Effective date of registration: 20170527 Address after: Jianghai Jinxi road 529000 Guangdong city of Jiangmen province No. 9 Building No. 6 Patentee after: Jiangmen Jing Dian Lighting Co., Ltd. Address before: 529000 Guangdong Province, Jiangmen Jianghai Ma Ju Long Li Patentee before: Lin Yingqiang |
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Effective date of registration: 20220424 Address after: 528415 1st floor / 3rd-6th floor, building 10, No. 1, MuLinSen Avenue, Xiaolan Town, Zhongshan City, Guangdong Province Patentee after: Zhongshan Guangyuan Shijia Electronics Co.,Ltd. Address before: 529000 workshop 6, No. 9, Jinxi 1st Road, Jianghai District, Jiangmen City, Guangdong Province Patentee before: ASCOT PARK LIGHTING LTD. |
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