CN203099466U - Negative direction luminous LED lamp - Google Patents
Negative direction luminous LED lamp Download PDFInfo
- Publication number
- CN203099466U CN203099466U CN2013201166791U CN201320116679U CN203099466U CN 203099466 U CN203099466 U CN 203099466U CN 2013201166791 U CN2013201166791 U CN 2013201166791U CN 201320116679 U CN201320116679 U CN 201320116679U CN 203099466 U CN203099466 U CN 203099466U
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- CN
- China
- Prior art keywords
- led lamp
- light source
- radiator
- connecting piece
- luminous led
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a negative direction luminous LED lamp which comprises a lamp cap(1), a radiating light source plate(2) with an LED (21), a drive circuit component(3), a radiator(4), a light-transmittable shade(5), an insulating connecting part(6) and a top cap(8), wherein the lower part of the insulating connecting part(6) is fixedly connected with the lamp cap(1); the light-transmittable shade(5) is cylindrical; the upper edge and the lower edge of the light-transmittable shade(5) are connected with the insulating connecting part(6) and the radiator(4) respectively; an accommodating cavity(40) is arranged in the center of the radiator(4); a heating panel(41) is embedded at the bottom of the radiator(4); the back side of the radiating light source plate(2) is fixedly connected with the heating panel(41) and conducts heat; the LED(21) emits light in the direction towards the lamp cap(1); the top part of the insulating connecting part(6) passes through the radiating light source plate(2) and a central through hole in the heating panel(41) in sequence, stretches into the accommodating cavity(40), and is connected with a fixing nut(9), so as to mutually fix the insulating connecting part(6), the radiator(4) and the light-transmittable shade(5); the drive circuit component(3) is placed in the accommodating cavity(40); and the top cap(8) is fixed at an opening at the top of the accommodating cavity(40). The negative direction luminous LED lamp is applicable to the field of LED illuminations.
Description
Technical field
The utility model relates to a kind of reverse luminous LED lamp.
Background technology
At present at lighting field, advantage such as energy-conservation because of having, the high light efficiency of LED, long-life, startup are fast more and more widely has been applied in the light source usefulness as illumination.Because LED is luminous to have a directionality, it is luminous that they can 360 ° unlike CFL and incandescent lamp, and therefore when employing LED did light source and replaces traditional incandescent lamp or CFL light source, its effect was subjected to certain restriction; And when existing LED lamp replace incandescent or CFL light source, its profile often is limited by factors such as heat radiation and causes the radiator portion profile strange, and light source overall appearance degree is poor.In addition, the light direction of LED all is the direction back to lamp holder in the existing LED bulb, i.e. bright dipping forward mainly is to be 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 because the characteristic of LED itself, a lot of led light sources have the defective of dazzle.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of thermal diffusivity good, luminous soft, the reverse luminous LED lamp that reduces dazzle.
The technical scheme that the utility model adopted is: the utility model comprises lamp holder, the heat radiation light source plate that has several LED, the 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 containing cavity, the 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, several described LED on the described heat radiation light source plate are 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 is passed successively to extend in the described containing cavity and with a hold-down nut behind the through hole of described heat radiation light source plate and described heat sink and is connected, fixing between described insulated connecting piece and described radiator and the described diffuser, described drive circuit assembly places in the described containing cavity, and described top cover is fixed in the top open part of described containing cavity.
Further, be provided with venting cavity in the described insulated connecting piece, the bottom periphery is provided with several passages that exposes, described top cover is provided with several air-vents, and described passage, described venting cavity, described containing cavity and described air-vent are connected successively, constitutes the 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 holder held is fixed between described retainer plate and the described heat sink.
Further, the middle part of the described insulated connecting piece part profile of being 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 beneficial effects of the utility model are: because the utility model comprises lamp holder, the heat radiation light source plate that has several LED, the 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 containing cavity, the 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, several described LED on the described heat radiation light source plate are 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 is passed successively to extend in the described containing cavity and with a hold-down nut behind the through hole of described heat radiation light source plate and described heat sink and is connected, fixing between described insulated connecting piece and described radiator and the described diffuser, described drive circuit assembly places in the described containing cavity, and described top cover is fixed in the top open part of described containing cavity; The utility model is by being arranged at described radiator the front end of whole LED lamp, several described LED on the described heat radiation light source plate are towards described lamp holder light-emitting directions, and it is outwards luminous from the postmedian of whole LED lamp by described diffuser, make full use of LED itself and had the characteristic at luminous angle, overturned 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 realized needing to pass through the function that complicated light fixture could be realized, so the utility model thermal diffusivity is good by a led light source, luminous soft, can reduce dazzle;
Because be provided with venting cavity in the insulated connecting piece described in the utility model, the bottom periphery is provided with several passages that exposes, described top cover is provided with several air-vents, described passage, described venting cavity, described containing cavity and described air-vent are connected successively, constitute the heat radiation air communication channel, the utility model is by the foundation of above-mentioned heat radiation air communication channel, utilized the principle of chimney, produce convection current, make outside air circulate naturally from the inside of lamp, and the heat that produces when taking away work, so the utility model radiating effect is better.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment;
Fig. 2 is the decomposition texture schematic diagram of the utility model embodiment;
Fig. 3 is the section structure schematic diagram of the utility model embodiment.
The specific embodiment
As Fig. 1～shown in Figure 3, the reverse luminous LED lamp of present embodiment comprises lamp holder 1, the heat radiation light source plate 2 that has 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 containing cavity 40, the 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, several described LED21 on the described heat radiation light source plate 2 are 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 is passed successively to extend in the described containing cavity 40 and with a hold-down nut 9 behind the through hole of described heat radiation light source plate 2 and described heat sink 41 and is connected, fixing between described insulated connecting piece 6 and described radiator 4 and the described diffuser 5, described drive circuit assembly 3 places in the described containing cavity 40, described top cover 8 is fixed in the top open part of described containing cavity 40, be provided with venting cavity 60 in the described insulated connecting piece 6, the bottom periphery is provided with several passages that exposes 61, described top cover 8 is provided with several air-vents 81, described passage 61, described venting cavity 60, described containing cavity 40 and described air-vent 81 are connected successively, constitute the heat radiation air communication channel, the utility model is by the foundation of above-mentioned heat radiation air communication channel, utilized the principle of chimney, produce convection current, make outside air circulate naturally from the inside of lamp, and the heat that produces when 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 the described heat sink 41, the outer wall of described insulated connecting piece 6 is provided with reflector layer, the middle part of described insulated connecting piece 6 is bent taper by the part profile that described diffuser 5 surrounds, good looking appearance not only, alike with traditional incandescent lamp filament support, and the sidewall of camber line shape helps 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, with further increase area of dissipation, improve radiating effect, outward appearance is abundanter and attractive in appearance simultaneously, described diffuser 5 can be selected transparent or semitransparent material according to the needs of practical application, the model of described lamp holder is E26, the model of certain described lamp holder is not limited to described in the embodiment, can also be E27 or E14 or E12 or G24 or G23 or other models such as B22 or GU10.
The utility model is by being arranged at described radiator 4 front end of whole LED lamp, several described LED21 on the described heat radiation light source plate 2 are towards described lamp holder 1 light-emitting directions, and it is outwards luminous from the postmedian of whole LED lamp by described diffuser 5, make full use of LED itself and had the characteristic at luminous angle, overturned 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 realized needing to pass through the function that complicated light fixture could be realized by a led light source, therefore the utility model thermal diffusivity is good, luminous soft, can reduce dazzle, have the incomparable illumination effect of existing bulb, be particularly suitable for as wall lamp, the usefulness of light sources such as pendent lamp.
The utility model can be widely used in the LED lighting field.
Above embodiment illustrates the utility model, and under the situation that does not break away from the utility model thought, all application the utility model specifications and accompanying drawing content and the various equivalences of being done change, and all reason is with being contained in the claim scope of the present utility model.
Claims (9)
1. reverse luminous LED lamp, comprise lamp holder (1), have several LED(21) heat radiation light source plate (2), 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 containing cavity (40), the 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, several described LED(21 on the described heat radiation light source plate (2)) 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) is passed successively to extend in the described containing cavity (40) and with a hold-down nut (9) behind the through hole of described heat radiation light source plate (2) and described heat sink (41) and is connected, fixing between described insulated connecting piece (6) and described radiator (4) and the described diffuser (5), described drive circuit assembly (3) places in the described containing cavity (40), and described top cover (8) is fixed in the top open part of described containing cavity (40).
2. reverse luminous LED lamp according to claim 1, it is characterized in that: be provided with venting cavity (60) in the described insulated connecting piece (6), the bottom periphery is provided with several passages that exposes (61), described top cover (8) is provided with several air-vents (81), described passage (61), described venting cavity (60), described containing cavity (40) and described air-vent (81) are connected successively, constitute the heat radiation air communication channel.
3. reverse luminous LED lamp according to claim 1, it is characterized in that: 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 the described heat sink (41).
4. reverse luminous LED lamp according to claim 1 is characterized in that: the middle part of described insulated connecting piece (6) is bent taper or pyramid-shaped or cylindric or prism-shaped by the part profile that described diffuser (5) surrounds.
5. reverse luminous LED lamp according to claim 1, it is characterized in that: the outer wall of described insulated connecting piece (6) is provided with reflector layer.
6. reverse luminous LED lamp according to claim 1, it is characterized in that: described LED lamp is consistent with traditional incandescent lamp bulb profile.
7. reverse luminous LED lamp according to claim 1, it is characterized in that: the outer wall of described radiator (4) is provided with several heat radiating fins.
8. reverse luminous LED lamp according to claim 1 is characterized in that: described diffuser (5) is for transparent or semitransparent.
9. 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 |
|---|---|---|---|
| CN2013201166791U CN203099466U (en) | 2013-03-14 | 2013-03-14 | Negative direction luminous LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201166791U CN203099466U (en) | 2013-03-14 | 2013-03-14 | Negative direction luminous LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203099466U true CN203099466U (en) | 2013-07-31 |
Family
ID=48850868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201166791U Withdrawn - After Issue CN203099466U (en) | 2013-03-14 | 2013-03-14 | Negative direction luminous LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203099466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162140A (en) * | 2013-03-14 | 2013-06-19 | 深圳市中电照明股份有限公司 | Light-emitting diode (LED) lamp reversely emitting light |
| CN105318208A (en) * | 2014-06-27 | 2016-02-10 | 欧普照明电器（中山）有限公司 | LED lamp |
-
2013
- 2013-03-14 CN CN2013201166791U patent/CN203099466U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103162140A (en) * | 2013-03-14 | 2013-06-19 | 深圳市中电照明股份有限公司 | Light-emitting diode (LED) lamp reversely emitting light |
| CN103162140B (en) * | 2013-03-14 | 2014-12-10 | 深圳市中电照明股份有限公司 | Light-emitting diode (LED) lamp reversely emitting light |
| CN105318208A (en) * | 2014-06-27 | 2016-02-10 | 欧普照明电器（中山）有限公司 | LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130731 Effective date of abandoning: 20141210 |
|
| RGAV | Abandon patent right to avoid regrant |