CN103162140B - Light-emitting diode (LED) lamp reversely emitting light - Google Patents
Light-emitting diode (LED) lamp reversely emitting light Download PDFInfo
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- CN103162140B CN103162140B CN201310081688.6A CN201310081688A CN103162140B CN 103162140 B CN103162140 B CN 103162140B CN 201310081688 A CN201310081688 A CN 201310081688A CN 103162140 B CN103162140 B CN 103162140B
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- connecting piece
- led lamp
- light source
- light
- radiator
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Abstract
The invention discloses a light-emitting diode (LED) lamp reversely emitting light. the LED lamp reversely emitting light comprises a lamp holder (1), a radiating light source plate (2) with an LED (21), a drive circuit assembly (3), a radiator (4), a light-transmitting cover (5), an insulation connecting piece (6) and a top cover (8), the lower portion of the insulation connecting piece (6) is connected with the lamp holder (1); the light-transmitting cover (5) is barrel-shaped, and the upper rim of the light-transmitting cover (5) and the lower rim of the light-transmitting cover (5) are respectively connected with the insulation connecting piece (6) and the radiator (4); an accommodation cavity (40) is placed in the center of the radiator (4); and a radiating plate (41) is embedded at the bottom of the radiator (4). The back of the radiating light source plate (2) is fixedly connected with the radiating plate (41) and heat is conducted; the LED (21) emits light facing the direction of the lamp holder (1); after (6) sequentially passing through a center through hole of the radiating light source plate (2) and a center through hole of the radiating plate (41), the top of insulation connecting piece (6) stretches into the accommodation cavity (40) and is connected with a fixed nut (9); the insulation connecting piece (6), the radiator (4) and the light-transmitting cover (5) are fixed; the drive circuit assembly (3) is placed in the accommodation cavity (40), and the top cover (8) is fixed on the top opening of the accommodation cavity (40). The LED lamp reversely emitting light can be applied to the field of LED lighting.
Description
Technical field
The present invention relates to a kind of reverse luminous LED lamp.
Background technology
At present at lighting field, the advantage such as energy-conservation because having, the high light efficiency of LED, long-life, startup are fast, has more and more been widely applied to the use as illumination in light source.Have directionality because LED is luminous, it is luminous that they can 360 ° unlike CFL and incandescent lamp, and therefore, in the time adopting LED to do light source to replace traditional incandescent lamp or CFL light source, its effect is subject to certain restrictions; And when existing LED lamp replace incandescent or CFL light source, its profile is often limited by the factors such as heat radiation and causes radiator portion profile strange, light source overall appearance degree is poor.In addition, in existing LED bulb, the light direction of LED is all the direction back to lamp holder, i.e. bright dipping is forward mainly used for substituting traditional incandescent lamp bulb, and in some application scenario, such as wall lamp or pendent lamp, illumination effect is also bad.Moreover due to the characteristic of LED itself, a lot of LED light sources have the defect of dazzle.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, provide a kind of thermal diffusivity good, luminous soft, reduce the reverse luminous LED lamp of dazzle.
The technical solution adopted in the present invention is: the present invention includes lamp holder, with the heat radiation light source plate of several LED, drive circuit assembly, radiator, diffuser, described reverse luminous LED lamp also comprises insulated connecting piece, top cover, the bottom of described insulated connecting piece and described lamp holder are fixedly connected, described diffuser be tubular and on, lower limb respectively with described insulated connecting piece, described radiator is connected, the center of described radiator is provided with accommodating cavity, bottom is embedded with heat sink, the back side of described heat radiation light source plate and described heat sink are fixedly connected and heat conduction, described in several on described heat radiation light source plate, LED is towards described lamp holder light-emitting directions, the center of described heat radiation light source plate and described heat sink is equipped with through hole, the top of described insulated connecting piece extend in described accommodating cavity and is connected with a hold-down nut after the through hole through described heat radiation light source plate and described heat sink successively, fixing between described insulated connecting piece and described radiator and described diffuser, described drive circuit assembly is placed in described accommodating cavity, described top cover is fixed on the top open part of described accommodating cavity.
Further, in described insulated connecting piece, be provided with venting cavity, bottom periphery is provided with several passages exposing, described top cover is provided with several air-vents, and described passage, described venting cavity, described accommodating cavity and described air-vent are connected successively, forms heat radiation air communication channel.
Further, described reverse luminous LED lamp also comprises retainer plate, and described retainer plate is fixedly connected by several screws and described heat sink, and described heat radiation light source plate is clamped and fastened between described retainer plate and described heat sink.
Further, the part profile that the middle part of described insulated connecting piece is surrounded by described diffuser is bent taper or pyramid-shaped or cylindric or prism-shaped
Further, the outer wall of described insulated connecting piece is provided with reflector layer
Further, described LED lamp is consistent with traditional incandescent lamp bulb profile.
Further, the outer wall of described radiator is provided with several heat radiating fins.
Further, described diffuser is transparent or semitransparent.
Further, the model of described lamp holder is E27 or E26 or E14 or E12 or G24 or G23 or B22 or GU10.
The invention has the beneficial effects as follows: owing to the present invention includes lamp holder, with the heat radiation light source plate of several LED, drive circuit assembly, radiator, diffuser, described reverse luminous LED lamp also comprises insulated connecting piece, top cover, the bottom of described insulated connecting piece and described lamp holder are fixedly connected, described diffuser be tubular and on, lower limb respectively with described insulated connecting piece, described radiator is connected, the center of described radiator is provided with accommodating cavity, bottom is embedded with heat sink, the back side of described heat radiation light source plate and described heat sink are fixedly connected and heat conduction, described in several on described heat radiation light source plate, LED is towards described lamp holder light-emitting directions, the center of described heat radiation light source plate and described heat sink is equipped with through hole, the top of described insulated connecting piece extend in described accommodating cavity and is connected with a hold-down nut after the through hole through described heat radiation light source plate and described heat sink successively, fixing between described insulated connecting piece and described radiator and described diffuser, described drive circuit assembly is placed in described accommodating cavity, described top cover is fixed on the top open part of described accommodating cavity, the present invention is by being arranged at described radiator the front end of whole LED lamp, described in several on described heat radiation light source plate, LED is towards described lamp holder light-emitting directions, and outwards luminous from the postmedian of whole LED lamp by described diffuser, take full advantage of the characteristic that LED itself has light emitting anger, overturn traditional incandescent lamp, the bright dipping mode of CFL light source and existing LED bulb, illumination effect is special, light does not shine directly into human eye, therefore luminous soft, effectively reduce and avoided the generation of dazzle, only just realize the function that need to could realize by complicated light fixture by a LED light source, therefore thermal diffusivity of the present invention is good, luminous soft, can reduce dazzle,
Owing to being provided with venting cavity in insulated connecting piece of the present invention, bottom periphery is provided with several passages exposing, described top cover is provided with several air-vents, described passage, described venting cavity, described accommodating cavity and described air-vent are connected successively, form heat radiation air communication channel, the present invention is by the foundation of above-mentioned heat radiation air communication channel, utilize the principle of chimney, produce convection current, outside air is circulated naturally from the inside of lamp, and the heat producing while taking away work, therefore radiating effect of the present invention is better.
Brief description of the drawings
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention;
Fig. 2 is the decomposition texture schematic diagram of the embodiment of the present invention;
Fig. 3 is the section structure schematic diagram of the embodiment of the present invention.
Detailed description of the invention
As shown in FIG. 1 to 3, the reverse luminous LED lamp of the present embodiment comprises lamp holder 1, with the heat radiation light source plate 2 of several LED21, drive circuit assembly 3, radiator 4, diffuser 5, insulated connecting piece 6, top cover 8, the bottom of described insulated connecting piece 6 and described lamp holder 1 are fixedly connected, described diffuser 5 be tubular and on, lower limb respectively with described insulated connecting piece 6, described radiator 4 is connected, the center of described radiator 4 is provided with accommodating cavity 40, bottom is embedded with heat sink 41, the back side of described heat radiation light source plate 2 and described heat sink 41 are fixedly connected and heat conduction, described in several on described heat radiation light source plate 2, LED21 is towards described lamp holder 1 light-emitting directions, described heat radiation light source plate 2 and described heat sink 41 center are equipped with through hole, the top of described insulated connecting piece 6 extend in described accommodating cavity 40 and is connected with a hold-down nut 9 after the through hole through described heat radiation light source plate 2 and described heat sink 41 successively, fixing between described insulated connecting piece 6 and described radiator 4 and described diffuser 5, described drive circuit assembly 3 is placed in described accommodating cavity 40, described top cover 8 is fixed on the top open part of described accommodating cavity 40, in described insulated connecting piece 6, be provided with venting cavity 60, bottom periphery is provided with the passage 61 that several expose, described top cover 8 is provided with several air-vents 81, described passage 61, described venting cavity 60, described accommodating cavity 40 and described air-vent 81 are connected successively, form heat radiation air communication channel, the present invention is by the foundation of above-mentioned heat radiation air communication channel, utilize the principle of chimney, produce convection current, outside air is circulated naturally from the inside of lamp, and the heat producing while taking away work, therefore outside radiator, further strengthened radiating effect, described reverse luminous LED lamp also comprises retainer plate 7, described retainer plate 7 is fixedly connected with described heat sink 41 by several screws 10, and described heat radiation light source plate 2 is clamped and fastened between described retainer plate 7 and described heat sink 41, the outer wall of described insulated connecting piece 6 is provided with reflector layer, the part profile that the middle part of described insulated connecting piece 6 is surrounded by described diffuser 5 is bent taper, not only good looking appearance, alike with traditional incandescent lamp filament support, and the sidewall of arc line shaped is conducive to reflective even, can certainly be pyramid-shaped or cylindric or prism-shaped, described LED lamp is consistent with traditional incandescent lamp bulb profile, can not produce lofty sense, the outer wall of described radiator 4 is provided with several heat radiating fins, further to increase area of dissipation, improve radiating effect, outward appearance is abundanter and attractive in appearance simultaneously, described diffuser 5 can be according to practical application need to select transparent or semitransparent material, the model of described lamp holder is E26, the model of certain described lamp holder is not limited to described in embodiment, can also be E27 or E14 or E12 or G24 or G23 or other models such as B22 or GU10.
The present invention is by being arranged at described radiator 4 front end of whole LED lamp, described in several on described heat radiation light source plate 2, LED21 is towards described lamp holder 1 light-emitting directions, and outwards luminous from the postmedian of whole LED lamp by described diffuser 5, take full advantage of the characteristic that LED itself has light emitting anger, overturn traditional incandescent lamp, the bright dipping mode of CFL light source and existing LED bulb, illumination effect is special, light does not shine directly into human eye, therefore luminous soft, effectively reduce and avoided the generation of dazzle, only just realize the function that need to could realize by complicated light fixture by a LED light source, therefore thermal diffusivity of the present invention is good, luminous soft, can reduce dazzle, there is the incomparable illumination effect of existing bulb, be particularly suitable for as wall lamp, the use of the light sources such as pendent lamp.
The present invention can be widely used in LED lighting field.
Above embodiment illustrates the present invention, and in the situation that not departing from inventive concept, all application description of the present invention and accompanying drawing content and the various equivalences of doing change, and all reason is with being contained within the scope of claim of the present invention.
Claims (8)
1. a reverse luminous LED lamp, comprise lamp holder (1), with the heat radiation light source plate (2) of several LED (21), drive circuit assembly (3), radiator (4), diffuser (5), it is characterized in that: described reverse luminous LED lamp also comprises insulated connecting piece (6), top cover (8), the bottom of described insulated connecting piece (6) and described lamp holder (1) are fixedly connected, described diffuser (5) be tubular and on, lower limb respectively with described insulated connecting piece (6), described radiator (4) is connected, the center of described radiator (4) is provided with accommodating cavity (40), bottom is embedded with heat sink (41), the back side of described heat radiation light source plate (2) and described heat sink (41) are fixedly connected and heat conduction, described in several on described heat radiation light source plate (2), LED (21) is towards described lamp holder (1) light-emitting directions, the center of described heat radiation light source plate (2) and described heat sink (41) is equipped with through hole, the top of described insulated connecting piece (6) extend in described accommodating cavity (40) and is connected with a hold-down nut (9) after the through hole through described heat radiation light source plate (2) and described heat sink (41) successively, fixing between described insulated connecting piece (6) and described radiator (4) and described diffuser (5), described drive circuit assembly (3) is placed in described accommodating cavity (40), described top cover (8) is fixed on the top open part of described accommodating cavity (40), described reverse luminous LED lamp also comprises retainer plate (7), described retainer plate (7) is fixedly connected by several screws (10) and described heat sink (41), and described heat radiation light source plate (2) is clamped and fastened between described retainer plate (7) and described heat sink (41).
2. reverse luminous LED lamp according to claim 1, it is characterized in that: in described insulated connecting piece (6), be provided with venting cavity (60), bottom periphery is provided with several passages exposing (61), described top cover (8) is provided with several air-vents (81), described passage (61), described venting cavity (60), described accommodating cavity (40) and described air-vent (81) are connected successively, form heat radiation air communication channel.
3. reverse luminous LED lamp according to claim 1, is characterized in that: the part profile that the middle part of described insulated connecting piece (6) is surrounded by described diffuser (5) is bent taper or pyramid-shaped or cylindric or prism-shaped.
4. reverse luminous LED lamp according to claim 1, is characterized in that: the outer wall of described insulated connecting piece (6) is provided with reflector layer.
5. reverse luminous LED lamp according to claim 1, is characterized in that: described LED lamp is consistent with traditional incandescent lamp bulb profile.
6. reverse luminous LED lamp according to claim 1, is characterized in that: the outer wall of described radiator (4) is provided with several heat radiating fins.
7. reverse luminous LED lamp according to claim 1, is characterized in that: described diffuser (5) is for transparent or semitransparent.
8. reverse luminous LED lamp according to claim 1, is characterized in that: the model of described lamp holder (1) is E27 or E26 or E14 or E12 or G24 or G23 or B22 or GU10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310081688.6A CN103162140B (en) | 2013-03-14 | 2013-03-14 | Light-emitting diode (LED) lamp reversely emitting light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310081688.6A CN103162140B (en) | 2013-03-14 | 2013-03-14 | Light-emitting diode (LED) lamp reversely emitting light |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103162140A CN103162140A (en) | 2013-06-19 |
| CN103162140B true CN103162140B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310081688.6A Expired - Fee Related CN103162140B (en) | 2013-03-14 | 2013-03-14 | Light-emitting diode (LED) lamp reversely emitting light |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201582612U (en) * | 2009-12-25 | 2010-09-15 | 万亚工程有限公司 | LED lamp |
| CN102261591A (en) * | 2011-08-10 | 2011-11-30 | 戴培钧 | Light emitting diode (LED) lamp capable of emitting light reversely |
| CN202361116U (en) * | 2011-11-01 | 2012-08-01 | 杭州潮江科技有限公司 | LED (light emitting diode) lamp with novel heat dissipation structure |
| CN102767712A (en) * | 2012-06-27 | 2012-11-07 | 杭州光锥科技有限公司 | LED (Light-Emitting Diode) lamp with ducted convection radiating channel |
| CN203099466U (en) * | 2013-03-14 | 2013-07-31 | 深圳市中电照明股份有限公司 | Negative direction luminous LED lamp |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8851699B2 (en) * | 2011-01-05 | 2014-10-07 | Enigma Universal Technologies, Llc | Multi-level thermal air cooled LED light fixture |
| CN202791508U (en) * | 2012-09-13 | 2013-03-13 | 陈美霞 | LED (Light Emitting Diode) bulb with high light efficiency |
| CN102853298B (en) * | 2012-09-17 | 2015-04-22 | 东莞勤上光电股份有限公司 | Welded type COB (chip on board)-LED light source module |
-
2013
- 2013-03-14 CN CN201310081688.6A patent/CN103162140B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201582612U (en) * | 2009-12-25 | 2010-09-15 | 万亚工程有限公司 | LED lamp |
| CN102261591A (en) * | 2011-08-10 | 2011-11-30 | 戴培钧 | Light emitting diode (LED) lamp capable of emitting light reversely |
| CN202361116U (en) * | 2011-11-01 | 2012-08-01 | 杭州潮江科技有限公司 | LED (light emitting diode) lamp with novel heat dissipation structure |
| CN102767712A (en) * | 2012-06-27 | 2012-11-07 | 杭州光锥科技有限公司 | LED (Light-Emitting Diode) lamp with ducted convection radiating channel |
| CN203099466U (en) * | 2013-03-14 | 2013-07-31 | 深圳市中电照明股份有限公司 | Negative direction luminous LED lamp |
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| Publication number | Publication date |
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| CN103162140A (en) | 2013-06-19 |
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Effective date of registration: 20180315 Address after: 518100 Baoan Internet Creative Park, Baoan, Xingye Road, Xixiang street, Shenzhen, Guangdong, Guangdong 520 Patentee after: Shenzhen wellite Lighting Co., Ltd. Address before: 518057 Shenzhen High-tech Industrial Park, Shenzhen City, Guangdong Province, No. 10 South 12 road, Electric Lighting Co., Ltd. Patentee before: Shenzhen CE Lighting Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20200314 |