CN103912804B - Large angle light emitting diode (LED) lamp - Google Patents
Large angle light emitting diode (LED) lamp Download PDFInfo
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- CN103912804B CN103912804B CN201310068297.0A CN201310068297A CN103912804B CN 103912804 B CN103912804 B CN 103912804B CN 201310068297 A CN201310068297 A CN 201310068297A CN 103912804 B CN103912804 B CN 103912804B
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- light source
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- source board
- angle
- led lamp
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Abstract
A large angle light emitting diode (LED) lamp comprises a lamp head body, a lamp bulb housing and a plurality of light source plates, wherein the light source plates are vertically arranged in the middle of the top of the lamp head body, the lamp bulb housing covers the top of the lamp head body, each light source plate comprises a base plate and an LED light source, one side of each base plate is a light emitting surface, the other side of each base plate is a light reflecting surface, the LED light sources are arranged on the light emitting surfaces of the corresponding base plates, the side edge of at least one light source plate is adjacent to the side edge of another light source plate, and an included angle less than 180 degrees is formed between the light reflecting surface of one light source plate and the light emitting surface of another light source plate, which are arranged in relative inclined mode, so as to reflect light sent out from the light emitting surface of the another light source plate towards the exterior of the lamp bulb housing. The large angle LED lamp has the advantages of being simple in structure and convenient to assemble.
Description
Technical field
The present invention relates to field of LED illumination, particularly a kind of Large-angle emission LED lamp.
Background technology
In recent years, LED chip applies to room lighting field as light source and is rapidly progressed.However, due to LED envelope
Assembling structure have some limitations so that existing LED light source can only realize no more than 180 ° lighting angle and cannot picture
Electric filament lamp is accomplished omnibearing luminous like that.Want to enable LED to substitute electric filament lamp, be necessary for overcoming LED lighting angle little
Problem.Current technology is that LED light source is arranged on a support with three-dimensional surface, and support is installed on lamp holder top,
So that LED light source is vertically arranged with respect to lamp holder top surface so that the light that LED light source sends is sent out towards the direction of whole lamp surrounding
Penetrate.For example authorized announcement date is on October 31st, 2012, and the Chinese utility model patent of Patent No. 201220060615.X is taken off
Show a kind of specular removal Large-angle LED lamp bulb.This specular removal Large-angle LED lamp bulb includes base enclosure, is located at described base enclosure bottom
Lamp holder, be installed on described constant current source base enclosure within, be covered in the described cover plate at base enclosure top, be fixed on described in
Above cover plate in cubical radiating column, the diffuser that houses described radiating column and be connected with described base enclosure, wherein,
The bottom surface of described radiating column is installed on described cover plate, and its lap all posts pcb board, and distribution on every pcb board is welded with
Several LED chips.Because this big-angle LED lamp needs LED chip is welded on radiating column, in order to increase this LED
The brightness of side, needs to weld multiple LED chips in each side of support, the structure that this allows for this LED is more complicated, and
Need to arrange a support and multiple LED chip just enables comprehensive wide-angle and lights.
Content of the invention
In view of this it is necessary to provide a kind of structure LED simple, easy to assembly.
The technical solution adopted for the present invention to solve the technical problems is：A kind of Large-angle emission LED lamp, including lamp holder
Body, bulb housing and multiple light sources plate, described light source board is vertically arranged in the middle part at this body top, and this bulb housing is located at this
The top of body, each light source board all includes substrate and LED light source, and the side of this substrate is light-emitting area, this substrate another
Side is reflective surface, and described LED light source is arranged in the light-emitting area of this substrate, the side of at least one light source board and another light source
The side of plate is disposed adjacent, and the reflective surface of one of light source board and the light-emitting area of another light source board are with respect to becoming less than 180 °
Angle is arranged, and, towards this bulb housing with external reflectance, the reflective surface of each light source board is towards another for the light that this light-emitting area is sent
The light-emitting area of individual light source board protrudes out and is provided with guide-lighting section, and this guide-lighting section and the top of this body are arranged in obtuse angle, and this guide-lighting section is used
It is directed away from the direction reflection of this body in the light sending another light source board.
Compared with prior art, this Large-angle emission LED lamp is provided with multiple light sources plate, each light source board include substrate and
LED light source, this substrate includes light-emitting area and reflective surface, and LED light source is arranged in the light-emitting area of substrate.Wherein at least two light source
One side of plate is disposed adjacent and this two light source boards become to be less than 180 ° of angles, thus will send in the light-emitting area of light source board
Light direction reflection towards beyond bulb housing by the reflective surface of another light source board.Because the reflective surface on this light source board is permissible
The light that the light-emitting area of another light source board is sent, to external reflectance, improves the light extraction efficiency of this Large-angle emission LED lamp and sends out
Angular is it is no longer necessary to arrange LED light source on each face of three-dimensional bracket, so that the wide-angle of the present invention lights
LED lamp structure is simpler, assembling more easily advantage.
Brief description
Fig. 1 is the axonometric chart of the Large-angle emission LED lamp of first embodiment of the invention.
Fig. 2 is the three-dimensional exploded view of the Large-angle emission LED lamp shown in Fig. 1.
Fig. 3 is the profile along A-A shown in Fig. 1 for the Large-angle emission LED lamp shown in Fig. 1.
Fig. 4 is the three-dimensional exploded view of the Large-angle emission LED lamp of second embodiment of the invention.
Description of reference numerals：
100 Large-angle emission LED lamp 100a Large-angle emission LED lamp
10 body 20a light source boards
20 light source board 22a substrates
22 substrate 222a light-emitting areas
222 light-emitting area 224a reflective surfaces
224 reflective surface 2242a leaded light sections
24 LED light source 12 top
30 bulb housings
Specific embodiment
With specific embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the axonometric chart of first embodiment of the invention Large-angle emission LED lamp 100, this Large-angle emission LED lamp 100
Including 10, three light source boards 20 of a body and a bulb housing 30 (as shown in Figure 2).These three light source boards 20 are vertically arranged in
The middle part at this body 10 top.This bulb housing 30 is located at the top of this body 10, and the bottom of this bulb housing 30 is fixed
At the top of this body 10, these three light source boards 20 are contained in interior (as shown in Figures 1 and 3).
Refer to Fig. 1, this bulb housing 30 is transparent configuration, and it is made up of plastics or glass material.Certainly, according to consumption
The hobby of person, this bulb housing 30 can also adopt opaque structure.This body 10 include routine connection civil power lamp holder with
And it is arranged on radiating piece on this lamp holder etc..The generally planar structure in top 12 of this body 10.
Refer to Fig. 2, these three light source boards 20 are rectangle straight panel structure, the structure of these light source boards 20 is identical.Often
Individual light source board 20 all includes a substrate 22 and multiple LED light source 24.This substrate 22 include a light-emitting area 222 and one reflective
Face 224.This light-emitting area 222 is arranged on the side of this substrate 22, and this reflective surface 224 this light-emitting area 222 parallel is arranged on this substrate
22 opposite side.This light-emitting area 222 is vertically set on the top 12 of this body 10 with this reflective surface 224.These LED light sources
24 are arranged in the light-emitting area 222 of this substrate 22, and these LED light sources 24 are packaged together by a phosphor powder layer (not shown) and are formed
Face illuminating source.These three light source boards 20 light-emitting area 222 between any two and reflective surface 224 are in being connected less than 180 ° of angles
Put, so that the light being sent the light-emitting area 222 of another light source board 20 using the reflective surface 224 on a light source board 20 is towards this
Bulb housing 30 is with external reflectance.Preferably, a side of these three light source boards 20 is close in the top 12 of this body 10
Portion is arranged so that a side wall of each light source board 20 is all disposed adjacent with a side of other light sources plate 20.Each light source
The reflective surface 224 of plate 20 successively with the light-emitting area 222 of another light source board 20 with respect to the angle setting becoming less than 180 ° so that this
The 120 ° of angle settings of 20 liang of twenty percents of three light source boards.
Refer to Fig. 2, during work, light that the LED light source 24 in light-emitting area 222 on a light source board 20 sends will by with
The reflective surface 224 of its another adjacent light source board 20 to this bulb housing 30 with external reflectance, due to these three light source boards 20 two-by-two
Angularly arrange, allowing for these three light source boards 20 can be around 360 ° of the central shaft (not shown) of this body 10 to outgoing
Light is so that this Large-angle emission LED lamp 100 can reach more than 270 ° of wide-angle illumination effect.
It will of course be understood that, as long as the side having a light source board 20 adjacent with the side of another light source board 20 sets
Put, the reflective surface 224 of one of light source board 20 is with the light-emitting area 222 of another light source board 20 with respect to the folder becoming less than 180 °
Angle, the light that this light-emitting area 222 is sent towards this bulb housing 30 with external reflectance it is possible to increase the light emitting anger of this LED 100
Degree.
In sum, this Large-angle emission LED lamp 100 is provided with multiple light sources plate 20, and each light source board 20 includes substrate
22 and LED light source 24, this substrate 22 includes light-emitting area 222 and reflective surface 224, and these LED light sources 24 are arranged on sending out of substrate 22
On bright finish 222.One side of wherein at least two light source board 20 is disposed adjacent, and 20 one-tenth of this two light source boards are less than 180 ° of folders
Angle, thus the light sending in the light-emitting area 222 of light source board 20 is passed through the reflective surface 224 of another light source board 20 towards bulb housing
Direction reflection beyond 30.Compared with prior art, because the reflective surface 224 on this light source board 20 can be by another light source board
The light that 20 light-emitting area 222 sends, to external reflectance, improves light extraction efficiency and the lighting angle of this Large-angle emission LED lamp 100,
It is no longer necessary to arrange LED light source on each face of three-dimensional bracket, so that the Large-angle emission LED lamp structure of the present invention
Simpler, assembling more easily advantage.
Furthermore it is preferred that in scheme, the quantity of this light source board can also be arranged to four or more, these light source boards two
Twenty percent is angularly arranged, and these light source board angulation sums are 360 ° such that it is able to increase the bright of this Large-angle emission LED lamp
Degree.Further, the LED light source of this light source board can also adopt face illuminating source.The one side that this allows for this light source board need not
Setting plurality of LEDs light source.
Refer to Fig. 4, it show the three-dimensional exploded view of second embodiment of the invention, this Large-angle emission LED lamp 100a
It is with the difference of first embodiment, the reflective surface 224a of each light source board 20a of this LED 100a is towards another light
Light-emitting area 222a of source plate 20a protrudes out and is provided with guide-lighting section 2242.This guide-lighting section 2242 protrudes out the bottom being arranged on this reflective surface 224a
Portion.This guide-lighting section 2242 and the top 12 of this body 10 are arranged in obtuse angle, and this guide-lighting section 2242 is used for another light source board 20
The light sending is directed away from the direction reflection of this body 10.So that the top distribution of this Large-angle emission LED lamp 100a
There is more light, so that the whole intensity of illumination distribution of this Large-angle emission LED lamp 100a is evenly.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement done etc., should be included within the scope of protection of the invention.
Claims (9)
1. a kind of Large-angle emission LED lamp, including body, bulb housing and multiple light sources plate, described light source board is vertically arranged in
The middle part at this body top, this bulb housing is located at the top of this body, and each light source board all includes substrate and LED light
Source, the side of this substrate is light-emitting area, and the opposite side of this substrate is reflective surface, and described LED light source is arranged on the luminous of this substrate
It is characterised in that the side of at least one light source board is disposed adjacent with the side of another light source board on face, one of light source
The reflective surface of plate is with the light-emitting area of another light source board with respect to the angle setting becoming less than 180 °, the light that this light-emitting area is sent
Towards this bulb housing with external reflectance, the reflective surface of each light source board protrudes out and is provided with leaded light towards the light-emitting area of another light source board
Section, this guide-lighting section and the top of this body are arranged in obtuse angle, and this guide-lighting section is remote for the light direction sending another light source board
From the reflection of the direction of this body.
2. Large-angle emission LED lamp according to claim 1 it is characterised in that：One side of all light source boards all leans on
The middle part of this body nearly, the reflective surface of each light source board successively with the light-emitting area of another light source board with respect to becoming to be less than 180 °
Angle is arranged.
3. Large-angle emission LED lamp according to claim 2 it is characterised in that：Including three light source boards, these light source boards
Become 120 ° of angle settings between any two respectively.
4. Large-angle emission LED lamp according to claim 2 it is characterised in that：Light source including four or more
Plate, these light source board two twenty percents are angularly arranged, and these light source board angulation sums are 360 °.
5. Large-angle emission LED lamp according to claim 1 it is characterised in that：This bulb housing is transparent configuration, and it is by moulding
Material or glass are made.
6. Large-angle emission LED lamp according to claim 1 it is characterised in that：LED in the light-emitting area of each light source board
Light source is face illuminating source.
7. Large-angle emission LED lamp according to claim 1 it is characterised in that：The light-emitting area of each light source board is provided with
Multiple LED light sources, these LED light sources are packaged together formation face illuminating source by phosphor powder layer.
8. Large-angle emission LED lamp according to claim 1 it is characterised in that：Each light source board is rectangle straight panel
Structure.
9. Large-angle emission LED lamp according to claim 1 it is characterised in that：Described leaded light section is arranged on this reflective surface
Bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310068297.0A CN103912804B (en) | 2013-03-04 | 2013-03-04 | Large angle light emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310068297.0A CN103912804B (en) | 2013-03-04 | 2013-03-04 | Large angle light emitting diode (LED) lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103912804A CN103912804A (en) | 2014-07-09 |
| CN103912804B true CN103912804B (en) | 2017-02-08 |
Family
ID=51038692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310068297.0A Active CN103912804B (en) | 2013-03-04 | 2013-03-04 | Large angle light emitting diode (LED) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103912804B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105276397A (en) * | 2014-07-11 | 2016-01-27 | 晋挥电子有限公司 | Full-periphery-luminosity LED lamp |
| CN105020604A (en) * | 2015-06-05 | 2015-11-04 | 安徽富优科技有限公司 | LED bulb lamp having all-around illuminance |
| CN106764537B (en) * | 2017-03-14 | 2020-09-08 | 漳州立达信光电子科技有限公司 | LED lamp |
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|---|---|---|---|---|
| CN201382314Y (en) * | 2009-02-23 | 2010-01-13 | 庄德铭 | Omnidirectional lamp bulb taking light emitting diode as light source |
| CN201462534U (en) * | 2009-07-08 | 2010-05-12 | 余高辉 | Energy-saving lamp with reflecting plate |
| CN202074282U (en) * | 2011-05-05 | 2011-12-14 | 邹正康 | Led lamp bulb |
| CN202074382U (en) * | 2010-12-06 | 2011-12-14 | 东莞市鼎聚光电有限公司 | LED (Light-Emitting Diode) lamp for multi-angle irradiation vehicle with detecting chip |
| CN102434807A (en) * | 2011-12-20 | 2012-05-02 | 德清鼎辉照明有限公司 | LED (light emitting diode) lamp |
| CN202469580U (en) * | 2011-12-31 | 2012-10-03 | 苏州晶品光电科技有限公司 | Crossed planar double-sided emergent LED (Light-Emitting Diode) lamp |
| CN203147386U (en) * | 2013-03-04 | 2013-08-21 | 厦门立明光电有限公司 | Large-angle LED (Light Emitting Diode) lamp |
-
2013
- 2013-03-04 CN CN201310068297.0A patent/CN103912804B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201382314Y (en) * | 2009-02-23 | 2010-01-13 | 庄德铭 | Omnidirectional lamp bulb taking light emitting diode as light source |
| CN201462534U (en) * | 2009-07-08 | 2010-05-12 | 余高辉 | Energy-saving lamp with reflecting plate |
| CN202074382U (en) * | 2010-12-06 | 2011-12-14 | 东莞市鼎聚光电有限公司 | LED (Light-Emitting Diode) lamp for multi-angle irradiation vehicle with detecting chip |
| CN202074282U (en) * | 2011-05-05 | 2011-12-14 | 邹正康 | Led lamp bulb |
| CN102434807A (en) * | 2011-12-20 | 2012-05-02 | 德清鼎辉照明有限公司 | LED (light emitting diode) lamp |
| CN202469580U (en) * | 2011-12-31 | 2012-10-03 | 苏州晶品光电科技有限公司 | Crossed planar double-sided emergent LED (Light-Emitting Diode) lamp |
| CN203147386U (en) * | 2013-03-04 | 2013-08-21 | 厦门立明光电有限公司 | Large-angle LED (Light Emitting Diode) lamp |
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| Publication number | Publication date |
|---|---|
| CN103912804A (en) | 2014-07-09 |
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