CN203615138U - Bulb lamp - Google Patents
Bulb lamp Download PDFInfo
- Publication number
- CN203615138U CN203615138U CN201320797330.9U CN201320797330U CN203615138U CN 203615138 U CN203615138 U CN 203615138U CN 201320797330 U CN201320797330 U CN 201320797330U CN 203615138 U CN203615138 U CN 203615138U
- Authority
- CN
- China
- Prior art keywords
- light
- guiding shade
- region
- bright dipping
- bulb lamp
- 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.)
- Expired - Lifetime
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- 238000007598 dipping method Methods 0.000 claims description 44
- 239000012780 transparent material Substances 0.000 claims description 6
- 230000011514 reflex Effects 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 238000005286 illumination Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
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Abstract
The utility model relates to a bulb lamp which comprises an LED light source, a bulb shell and a light guide cover. The LED light source and the light guide cover are arranged in the bulb shell, the light guide cover comprises an incident plane, an inner surface and an outer surface, the inner surface is a full-reflection face, the local area of the outer surface is structured to form a light emitting area, the other area of the outer surface is a full-reflection area, and light of the LED light source enters the light guide cover from the incident plane, and is emitted out of the light emitting area after being reflected by the full-reflection area of the inner surface and the full-reflection area of the outer surface. Compared with the prior art, the bulb lamp is large in irradiation angle.
Description
Technical field
The utility model relates to lighting field, relates in particular to a kind of bulb lamp.
Background technology
LED illuminating product has the plurality of advantages such as environmental protection, energy-conservation, life-span be long, has to replace gradually traditional incandescent lamp, fluorescent lamp and become the trend of main illuminating product.Existing LED bulb lamp mainly comprises LED light source, for carrying substrate, radiator, lamp holder and the cell-shell of LED light source.LED light source and substrate are arranged in the cavity that cell-shell and radiator surround.Substrate is arranged on radiator, and the heat that LED light source sends is delivered on radiator by substrate, then goes out by heat sink radiates.Due to the characteristics of luminescence of LED light source, to compare with incandescent lamp, the irradiating angle of existing this bulb lamp is less.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of bulb lamp.
In order to solve above technical problem, bulb lamp of the present utility model, comprise LED light source, cell-shell and light-guiding shade, described LED light source and described light-guiding shade are arranged in described cell-shell, described light-guiding shade comprises incidence surface, inner surface and outer surface, described inner surface is fully reflecting surface, the regional area of described outer surface is structured to form bright dipping region, other region of described outer surface is total reflection region, the light of described LED light source enters described light-guiding shade from described incidence surface, again after the total reflection regional reflex of described inner surface and described outer surface from described bright dipping region outgoing.
Preferably, described bright dipping region is some annular bright dippings regions, and described light-guiding shade comprises openend and with the relative top of described openend, described annular bright dipping region is spaced apart within a predetermined distance on the direction from described openend to described top.
Preferably, described annular bright dipping region spacing each other on the direction from described openend to described top reduces gradually.
Preferably, described outer surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove is described annular bright dipping region.
Preferably, described light-guiding shade is made up of transparent material.
Compare with prior art, bulb lamp irradiating angle of the present utility model is large.
The utility model also provides another kind of bulb lamp, comprise LED light source, cell-shell and light-guiding shade, described LED light source and described light-guiding shade are arranged in described cell-shell, described light-guiding shade comprises incidence surface, inner surface and outer surface, described outer surface is fully reflecting surface, the regional area of described inner surface is structured to form bright dipping region, other region of described inner surface is total reflection region, the light of described LED light source enters described light-guiding shade from described incidence surface, after the total reflection regional reflex of described outer surface and described inner surface, be irradiated in the cavity of described light-guiding shade from described bright dipping region, again through described light-guiding shade outgoing.
Preferably, described bright dipping region is some annular bright dippings regions, and described light-guiding shade comprises openend and with the relative top of described openend, and described annular bright dipping region is spaced apart within a predetermined distance each other from described openend to the direction on described top.
Preferably, described annular bright dipping region is reducing gradually from described openend to spacing each other the direction on described top.
Preferably, described inner surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove is described annular bright dipping region.
Preferably, described light-guiding shade is made up of transparent material.
Compare with prior art, bulb lamp irradiating angle of the present utility model is large.
Accompanying drawing explanation
Fig. 1 is the cutaway view of the embodiment 1 of bulb lamp of the present utility model;
Fig. 2 is the enlarged drawing of local A in Fig. 1;
Fig. 3 is the cutaway view of the embodiment 2 of bulb lamp of the present utility model;
Fig. 4 is the enlarged drawing of local B in Fig. 3.
The specific embodiment
Embodiment 1:
Below in conjunction with Fig. 1 and Fig. 2, a kind of embodiment of the present utility model is elaborated.The bulb lamp of the present embodiment comprises LED light source 1, cell-shell 2 and light-guiding shade 3, and described LED light source 1 and described light-guiding shade 3 are arranged in described cell-shell 2.Described light-guiding shade 3 comprises incidence surface, inner surface 33 and outer surface, described inner surface 33 is fully reflecting surface, the regional area of described outer surface is structured to form bright dipping region, other region of described outer surface is total reflection region 31, the light of described LED light source 1 enters described light-guiding shade 3 from described incidence surface, then after the reflection of the total reflection region 31 of described inner surface 33 and described outer surface from described bright dipping region outgoing.Described bright dipping region is some annular bright dippings regions, and described light-guiding shade 3 comprises openend 35 and with the relative top 36 of described openend 35, and described annular bright dipping region is spaced apart within a predetermined distance from described openend 35 to the direction on described top 36.In the present embodiment, described incidence surface is arranged on described openend 35.Because the position light intensity near LED light source 1 is larger, position light intensity away from LED light source 1 is less, in order to make light outgoing comparatively equably, described annular bright dipping region spacing each other from described openend 35 to the direction on described top 36 reduces gradually, can make like this light of described LED light source 1 comparatively equably from light-guiding shade 3 outgoing.In the present embodiment, described outer surface is provided with several ring-shaped grooves 32, and the surface of described ring-shaped groove 32 is described annular bright dipping region, owing to being provided with described ring-shaped groove 32, make light, in this region, total reflection can not occur, and from this region outgoing, thereby play the effect of illumination.Described light-guiding shade 3 is made up of transparent material.In the present embodiment, described bulb lamp also comprises lamp body 5 and lamp holder 6, in described lamp body 5, is provided with drive circuit, and these are all the common practise of this area, are not repeated herein.The operation principle of the bulb lamp of the present embodiment is such: the light of described LED light source 1 enters described light-guiding shade 3 from the incidence surface of the openend 35 that is positioned at described light-guiding shade 3, after being reflected by the total reflection region 31 of described inner surface 33 and described outer surface from each annular bright dipping region outgoing, thereby play illuminating effect.Compare with prior art, bulb lamp irradiating angle of the present utility model is large.
As the simple deformation of the present embodiment, also can annular protrusion be set at the outer surface of described light-guiding shade, so that light, in this region, total reflection can not occur, and make light from this region outgoing.
Embodiment 2:
Below in conjunction with Fig. 3 and Fig. 4, another kind of embodiment of the present utility model is elaborated.The bulb lamp of the present embodiment comprises 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, described light-guiding shade 8 comprises incidence surface, inner surface and outer surface 81, described outer surface 81 is fully reflecting surface, the regional area of described inner surface is structured to form bright dipping region 82, other region of described inner surface is total reflection region 83, the light of described LED light source 11 enters described light-guiding shade 8 from described incidence surface, after 83 reflections of the total reflection region of described outer surface 81 and described inner surface, be irradiated in the cavity of described light-guiding shade 8 from described bright dipping region, again through described light-guiding shade 8 outgoing.Described bright dipping region is some annular bright dippings regions, and described light-guiding shade 8 comprises openend 85 and with the relative top 86 of described openend 85, and described annular bright dipping region is spaced apart within a predetermined distance each other from described openend 85 to the direction on described top 86.Because the position light intensity near LED light source 11 is larger, position light intensity away from LED light source 11 is less, in order to make light outgoing comparatively equably, described annular bright dipping region spacing each other from described openend 85 to the direction on described top 86 reduces gradually, can make like this light of described LED light source 11 comparatively equably from light-guiding shade 8 outgoing.Described inner surface is provided with several ring-shaped grooves 82, and the surface of described ring-shaped groove 82 is described annular bright dipping region.Owing to being provided with described ring-shaped groove 82, making light, in this region, total reflection can not occur, and from this region outgoing, thereby play the effect of illumination.Described light-guiding shade is made up of transparent material.In the present embodiment, described bulb lamp also comprises lamp body 15 and lamp holder 16, in described lamp body 15, is provided with drive circuit, and these are all the common practise of this area, are not repeated herein.The operation principle of the bulb lamp of the present embodiment is such: the light of described LED light source 11 enters described light-guiding shade 8 from the incidence surface of the openend 85 that is positioned at described light-guiding shade 8, after being reflected by the total reflection region 83 of described outer surface 81 and described outer surface, shine in the cavity of light-guiding shade 8 from each annular bright dipping region, pass again described light-guiding shade 8 outgoing, thereby play illuminating effect.Compare with prior art, bulb lamp irradiating angle of the present utility model is large.Compare with prior art, bulb lamp irradiating angle of the present utility model is large.
As the simple deformation of the present embodiment, also can annular protrusion be set at the inner surface of described light-guiding shade, so that light, in this region, total reflection can not occur, and make light from this region outgoing.
Claims (10)
1. a bulb lamp, comprise LED light source, cell-shell and light-guiding shade, described LED light source and described light-guiding shade are arranged in described cell-shell, described light-guiding shade comprises incidence surface, inner surface and outer surface, described inner surface is fully reflecting surface, the regional area of described outer surface is structured to form bright dipping region, other region of described outer surface is total reflection region, the light of described LED light source enters described light-guiding shade from described incidence surface, then after the total reflection regional reflex of described inner surface and described outer surface from described bright dipping region outgoing.
2. bulb lamp according to claim 1, it is characterized in that, described bright dipping region is some annular bright dippings regions, described light-guiding shade comprises openend and with the relative top of described openend, described annular bright dipping region is spaced apart within a predetermined distance on the direction from described openend to described top.
3. bulb lamp according to claim 2, is characterized in that, described annular bright dipping region spacing each other on the direction from described openend to described top reduces gradually.
4. bulb lamp according to claim 2, is characterized in that, described outer surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove is described annular bright dipping region.
5. bulb lamp according to claim 1, is characterized in that, described light-guiding shade is made up of transparent material.
6. a bulb lamp, comprise LED light source, cell-shell and light-guiding shade, described LED light source and described light-guiding shade are arranged in described cell-shell, described light-guiding shade comprises incidence surface, inner surface and outer surface, described outer surface is fully reflecting surface, the regional area of described inner surface is structured to form bright dipping region, other region of described inner surface is total reflection region, the light of described LED light source enters described light-guiding shade from described incidence surface, after the total reflection regional reflex of described outer surface and described inner surface, be irradiated in the cavity of described light-guiding shade from described bright dipping region, again through described light-guiding shade outgoing.
7. bulb lamp according to claim 6, it is characterized in that, described bright dipping region is some annular bright dippings regions, described light-guiding shade comprises openend and with the relative top of described openend, and described annular bright dipping region is spaced apart within a predetermined distance each other from described openend to the direction on described top.
8. bulb lamp according to claim 7, is characterized in that, described annular bright dipping region is reducing gradually from described openend to spacing each other the direction on described top.
9. bulb lamp according to claim 7, is characterized in that, described inner surface is provided with several ring-shaped grooves, and the surface of described ring-shaped groove is described annular bright dipping region.
10. bulb lamp according to claim 6, is characterized in that, described light-guiding shade is made up of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797330.9U CN203615138U (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320797330.9U CN203615138U (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203615138U true CN203615138U (en) | 2014-05-28 |
Family
ID=50767781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320797330.9U Expired - Lifetime CN203615138U (en) | 2013-12-09 | 2013-12-09 | Bulb lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203615138U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696731A (en) * | 2013-12-09 | 2015-06-10 | 欧普照明股份有限公司 | Bulb lamp |
| CN105546371A (en) * | 2016-01-26 | 2016-05-04 | 漳州立达信光电子科技有限公司 | Large-angle bulb shell structure |
| WO2020094020A1 (en) * | 2018-11-05 | 2020-05-14 | 欧普照明股份有限公司 | Lawn lamp head and lawn lamp |
-
2013
- 2013-12-09 CN CN201320797330.9U patent/CN203615138U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696731A (en) * | 2013-12-09 | 2015-06-10 | 欧普照明股份有限公司 | Bulb lamp |
| CN104696731B (en) * | 2013-12-09 | 2017-02-15 | 欧普照明股份有限公司 | Bulb lamp |
| CN105546371A (en) * | 2016-01-26 | 2016-05-04 | 漳州立达信光电子科技有限公司 | Large-angle bulb shell structure |
| CN105546371B (en) * | 2016-01-26 | 2020-07-28 | 漳州立达信光电子科技有限公司 | Large-angle bulb shell structure |
| WO2020094020A1 (en) * | 2018-11-05 | 2020-05-14 | 欧普照明股份有限公司 | Lawn lamp head and lawn lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |