CN104696731B - Bulb lamp - Google Patents
Bulb lamp Download PDFInfo
- Publication number
- CN104696731B CN104696731B CN201310652326.8A CN201310652326A CN104696731B CN 104696731 B CN104696731 B CN 104696731B CN 201310652326 A CN201310652326 A CN 201310652326A CN 104696731 B CN104696731 B CN 104696731B
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- CN
- China
- Prior art keywords
- light
- output optical
- optical zone
- guiding shade
- zone domain
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2101/00—Point-like light sources
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a bulb lamp which comprises an LED light source, a bulb housing and a light guiding hood, wherein the LED light source and the light guiding hood are arranged inside the bulb housing, the light guiding hood comprises a light incoming surface, an inner surface and an outer surface, the inner surface adopts a total reflection surface, the local region of the outer surface is structured to be a light-emitting region, other regions of the outer surface are total reflection regions, and rays of the LED light source enter into the light guiding hood from the light incoming surface and then are sent out from the light-emitting region after being reflected by the inner surface and the total reflection region of the outer surface. Compared with the prior art, the bulb lamp provided by the invention has the advantage of relatively large illuminating angle.
Description
Technical field
The present invention relates to lighting field, more particularly, to a kind of bulb lamp.
Background technology
LED illuminating product has many advantages, such as environmental protection, energy-conservation, life-span length, have gradually replace traditional incandescent lamp,
Fluorescent lamp becomes the trend of primary illumination product.Existing LEDbulb lamp mainly includes LED/light source, for carrying LED/light source
Substrate, radiator, lamp holder and cell-shell.LED/light source and substrate are arranged in the cavity that cell-shell and radiator surround.Substrate is arranged on
On radiator, the heat that LED/light source sends is delivered on radiator by substrate, then is distributed by radiator.Due to LED
The characteristics of luminescence of light source, compares with incandescent lamp, and the irradiating angle of existing this bulb lamp is less.
Content of the invention
The technical problem to be solved is to provide a kind of bulb lamp.
In order to solve above technical problem, the bulb lamp of the present invention, including LED light source, cell-shell and light-guiding shade, described LED
Light source and described light-guiding shade are arranged in described cell-shell, and described light-guiding shade includes incidence surface, inner surface and outer surface, described interior table
Face is fully reflecting surface, and the regional area of described outer surface is structured to form output optical zone domain, other regions of described outer surface
For being totally reflected region, the light of described LED/light source enters described light-guiding shade from described incidence surface, then through described inner surface and described
From the domain outgoing of described output optical zone after the total reflection region reflection of outer surface.
Preferably, described output optical zone domain is some annular output optical zone domains, and described light-guiding shade includes openend and opens with described
The relative top in mouthful end, described annular output optical zone domain on from described openend to the direction on described top within a predetermined distance
Separate.
Preferably, described annular output optical zone domain spacing each other on from described openend to the direction on described top
It is gradually reduced.
Preferably, described outer surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove goes out light for described annular
Region.
Preferably, described light-guiding shade is made of clear material.
Compare with prior art, the bulb lamp irradiating angle of the present invention is big.
The present invention also provides another kind of bulb lamp, including LED light source, cell-shell and light-guiding shade, described LED/light source and described
Light-guiding shade is arranged in described cell-shell, and described light-guiding shade includes incidence surface, inner surface and outer surface, and described outer surface is total reflection
Face, the regional area of described inner surface is structured to form output optical zone domain, and other regions of described inner surface are total reflection area
Domain, the light of described LED/light source enters described light-guiding shade from described incidence surface, through being all-trans of described outer surface and described inner surface
It is irradiated in the cavity of described light-guiding shade from described output optical zone domain after penetrating region reflection, be then passed through described light-guiding shade outgoing.
Preferably, described output optical zone domain is some annular output optical zone domains, and described light-guiding shade includes openend and opens with described
The relative top in mouthful end, described annular output optical zone domain on from described openend to the direction on described top each other with predetermined away from
Sow discord and separate.
Preferably, described annular output optical zone domain spacing each other on from described openend to the direction on described top
It is gradually reduced.
Preferably, described inner surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove goes out light for described annular
Region.
Preferably, described light-guiding shade is made of clear material.
Compare with prior art, the bulb lamp irradiating angle of the present invention is big.
Brief description
Fig. 1 is the sectional view of the embodiment 1 of the bulb lamp of the present invention；
Fig. 2 is the enlarged drawing of local A in Fig. 1；
Fig. 3 is the sectional view of the embodiment 2 of the bulb lamp of the present invention；
Fig. 4 is the enlarged drawing of local B in Fig. 3.
Specific embodiment
Embodiment 1：
With reference to Fig. 1 and Fig. 2, a kind of embodiment of the present invention is described in detail.The bulb lamp of the present embodiment includes
LED/light source 1, cell-shell 2 and light-guiding shade 3, described LED/light source 1 and described light-guiding shade 3 are arranged in described cell-shell 2.Described light-guiding shade
3 include incidence surface, inner surface 33 and outer surface, and described inner surface 33 is fully reflecting surface, and the regional area of described outer surface is tied
To form output optical zone domain, other regions of described outer surface are total reflection region 31 to structure, and the light of described LED/light source 1 is from institute
State after incidence surface enters described light-guiding shade 3, then total reflection region 31 reflection through described inner surface 33 and described outer surface from institute
State the outgoing of output optical zone domain.Described output optical zone domain is some annular output optical zone domains, and described light-guiding shade 3 includes openend 35 and with described
The relative top in openend 35 36, described annular output optical zone domain is on from described openend 35 to the direction on described top 36 with pre-
Fixed distance is spaced apart.In the present embodiment, described incidence surface is arranged on described openend 35.Due to the portion near LED/light source 1
The intensity of position light is larger, and the intensity away from the position light of LED/light source 1 is less, in order that light more equably outgoing, described annular
Output optical zone domain spacing each other on from described openend 35 to the direction on described top 36 is gradually reduced, and so can make
The light of described LED/light source 1 is more equably from light-guiding shade 3 outgoing.In the present embodiment, described outer surface is provided with several rings
Shape groove 32, the surface of described ring-shaped groove 32 is described annular output optical zone domain, due to being provided with described ring-shaped groove 32, makes light
Can not be totally reflected in this region, and from this region outgoing, thus playing the effect of illumination.Described light-guiding shade 3 is by transparent material
Material is made.In the present embodiment, described bulb lamp also includes lamp body 5 and lamp holder 6, is provided with drive circuit in described lamp body 5, these
It is all the common knowledge of this area, will not be described here.The operation principle of the bulb lamp of the present embodiment is such：Described LED light
The incidence surface from the openend 35 positioned at described light-guiding shade 3 for the light in source 1 enters described light-guiding shade 3, by described inner surface 33 He
From each annular output optical zone domain outgoing after total reflection region 31 reflection of described outer surface, thus playing illuminating effect.With existing
Technology is compared, and the bulb lamp irradiating angle of the present invention is big.
Simple deformation as the present embodiment is it is also possible to the outer surface in described light-guiding shade arranges annular protrusion, so that light
Line can not be totally reflected in this region, and makes light from this region outgoing.
Embodiment 2：
With reference to Fig. 3 and Fig. 4, another kind of embodiment of the present invention is described in detail.The bulb lamp bag of the present embodiment
Include LED light source 11, cell-shell 12 and light-guiding shade 8, described LED/light source 11 and described light-guiding shade 8 are arranged in described cell-shell 12, institute
State light-guiding shade 8 and include incidence surface, inner surface and outer surface 81, described outer surface 81 is fully reflecting surface, the local of described inner surface
Region is structured to form output optical zone domain 82, and other regions of described inner surface are total reflection region 83, described LED/light source 11
Light enter described light-guiding shade 8 from described incidence surface, the total reflection region 83 through described outer surface 81 and described inner surface is anti-
It is irradiated in the cavity of described light-guiding shade 8 from described output optical zone domain after penetrating, be then passed through the outgoing of described light-guiding shade 8.Described output optical zone
Domain is some annular output optical zone domains, and described light-guiding shade 8 includes openend 85 top 86 relative with described openend 85, described
Annular output optical zone domain is opened on from described openend 85 to the direction on described top 86 each other at predetermined distance intervals.Due to leaning on
The intensity of the position light of nearly LED/light source 11 is larger, and the intensity away from the position light of LED/light source 11 is less, in order that light is more equal
The outgoing of even ground, described annular output optical zone domain on from described openend 85 to the direction on described top 86 spacing each other by
Decrescence little, the light that so can make described LED/light source 11 is more equably from light-guiding shade 8 outgoing.If described inner surface is provided with
Dry ring-shaped groove 82, the surface of described ring-shaped groove 82 is described annular output optical zone domain.Due to being provided with described ring-shaped groove
82, so that light can not be totally reflected in this region, and from this region outgoing, thus playing the effect of illumination.Described light-guiding shade by
Transparent material is made.In the present embodiment, described bulb lamp also includes lamp body 15 and lamp holder 16, is provided with driving in described lamp body 15
Circuit, these are all the common knowledges of this area, will not be described here.The operation principle of the bulb lamp of the present embodiment is such：
The incidence surface from the openend 85 positioned at described light-guiding shade 8 for the light of described LED/light source 11 enters described light-guiding shade 8, by described
Shine the cavity of light-guiding shade 8 from each annular output optical zone domain after total reflection region 83 reflection of outer surface 81 and described outer surface
Interior, it is then passed through the outgoing of described light-guiding shade 8, thus playing illuminating effect.Compare with prior art, the bulb lamp illumination angle of the present invention
Degree is big.Compare with prior art, the bulb lamp irradiating angle of the present invention is big.
Simple deformation as the present embodiment it is also possible to described light-guiding shade inner surface setting annular protrusion so that light
Line can not be totally reflected in this region, and makes light from this region outgoing.
Claims (9)
1. a kind of bulb lamp, including LED/light source, cell-shell and light-guiding shade, described LED/light source and described light-guiding shade are arranged on described bubble
In shell, described light-guiding shade includes incidence surface, inner surface and outer surface, and described inner surface is fully reflecting surface, the office of described outer surface
Portion region is structured to form output optical zone domain, and other regions of described outer surface are total reflection region, the light of described LED/light source
Line is after described incidence surface enters described light-guiding shade, then the total reflection region reflection through described inner surface and described outer surface from institute
State the outgoing of output optical zone domain, described output optical zone domain is some annular output optical zone domains, described light-guiding shade includes openend and opens with described
The relative top in mouthful end, described annular output optical zone domain on from described openend to the direction on described top within a predetermined distance
Separate.
2. bulb lamp according to claim 1 is it is characterised in that described incidence surface is arranged on described openend, described ring
Shape output optical zone domain spacing each other on from described openend to the direction on described top is gradually reduced.
3. bulb lamp according to claim 1 is it is characterised in that described outer surface is provided with several ring-shaped grooves, described
The surface of ring-shaped groove is described annular output optical zone domain.
4. bulb lamp according to claim 1 is it is characterised in that described light-guiding shade is made of clear material.
5. a kind of bulb lamp, including LED/light source, cell-shell and light-guiding shade, described LED/light source and described light-guiding shade are arranged on described bubble
In shell, described light-guiding shade includes incidence surface, inner surface and outer surface, and described outer surface is fully reflecting surface, the office of described inner surface
Portion region is structured to form output optical zone domain, and other regions of described inner surface are total reflection region, the light of described LED/light source
Line enters described light-guiding shade from described incidence surface, from described after the total reflection region reflection through described outer surface and described inner surface
Output optical zone domain is irradiated in the cavity of described light-guiding shade, is then passed through described light-guiding shade outgoing.
6. bulb lamp according to claim 5 is it is characterised in that described output optical zone domain is some annular output optical zone domains, institute
State light-guiding shade and include the openend top relative with described openend, described annular output optical zone domain is from described openend to institute
State and open at predetermined distance intervals each other on the direction on top.
7. bulb lamp according to claim 6 is it is characterised in that described incidence surface is arranged on described openend, described ring
Shape output optical zone domain spacing each other on from described openend to the direction on described top is gradually reduced.
8. bulb lamp according to claim 6 is it is characterised in that described inner surface is provided with several ring-shaped grooves, described
The surface of ring-shaped groove is described annular output optical zone domain.
9. bulb lamp according to claim 5 is it is characterised in that described light-guiding shade is made of clear material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310652326.8A CN104696731B (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310652326.8A CN104696731B (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104696731A CN104696731A (en) | 2015-06-10 |
| CN104696731B true CN104696731B (en) | 2017-02-15 |
Family
ID=53344131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310652326.8A Active CN104696731B (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104696731B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104913223A (en) * | 2015-06-30 | 2015-09-16 | 欧普照明股份有限公司 | Illumination apparatus |
| CN107859891A (en) * | 2017-10-13 | 2018-03-30 | 深圳市乐的美光电股份有限公司 | One kind is without filament LED bulb |
| WO2020094020A1 (en) * | 2018-11-05 | 2020-05-14 | 欧普照明股份有限公司 | Lawn lamp head and lawn lamp |
| CN109695842B (en) * | 2019-01-07 | 2024-06-11 | 佛山电器照明股份有限公司 | LED lamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201992379U (en) * | 2010-12-10 | 2011-09-28 | 林学进 | Lighting device |
| CN102575818A (en) * | 2010-09-29 | 2012-07-11 | 松下电器产业株式会社 | Lamp |
| CN102913773A (en) * | 2011-08-02 | 2013-02-06 | 欧司朗股份有限公司 | LED lighting component and modified LED lamp with same |
| CN203240346U (en) * | 2013-04-25 | 2013-10-16 | 新世纪光电股份有限公司 | Light emitting device |
| CN203615138U (en) * | 2013-12-09 | 2014-05-28 | 欧普照明股份有限公司 | Bulb lamp |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201003009A (en) * | 2008-07-02 | 2010-01-16 | Ledtech Electronics Corp | Light-emitting structure with an annular illumination effect |
| JP2011129388A (en) * | 2009-12-18 | 2011-06-30 | Hitachi Appliances Inc | Bulb type led lamp |
-
2013
- 2013-12-09 CN CN201310652326.8A patent/CN104696731B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102575818A (en) * | 2010-09-29 | 2012-07-11 | 松下电器产业株式会社 | Lamp |
| CN201992379U (en) * | 2010-12-10 | 2011-09-28 | 林学进 | Lighting device |
| CN102913773A (en) * | 2011-08-02 | 2013-02-06 | 欧司朗股份有限公司 | LED lighting component and modified LED lamp with same |
| CN203240346U (en) * | 2013-04-25 | 2013-10-16 | 新世纪光电股份有限公司 | Light emitting device |
| CN203615138U (en) * | 2013-12-09 | 2014-05-28 | 欧普照明股份有限公司 | Bulb lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104696731A (en) | 2015-06-10 |
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