CN203202726U - Wide-angle LED (light emitting diode) bulb lamp - Google Patents
Wide-angle LED (light emitting diode) bulb lamp Download PDFInfo
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- CN203202726U CN203202726U CN 201320172386 CN201320172386U CN203202726U CN 203202726 U CN203202726 U CN 203202726U CN 201320172386 CN201320172386 CN 201320172386 CN 201320172386 U CN201320172386 U CN 201320172386U CN 203202726 U CN203202726 U CN 203202726U
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- lamp
- reflecting piece
- led bulb
- bulb lamp
- pressing plate
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Abstract
The utility model provides a wide-angle LED (light emitting diode) bulb lamp and belongs to the field of semiconductor lighting. The wide-angle LED bulb lamp comprises a lamp holder, a lamp housing, a power supply, a light source, a pressing plate and a lampshade, wherein the power supply is assembled in the lamp housing, the lamp holder and the power supply are connected and mounted at one end of the lamp housing, the light source and the power supply are connected and fixedly mounted at the other end of the lamp housing through the pressing plate, the lampshade is mounted at one end of the light source of the lamp housing, the bulb lamp also comprises a reflector, the reflector consists of more than two reflecting plates, one ends of the reflecting plates are connected to the pressing plate, the other ends of the reflecting plates are connected with each other, and a gap is formed between the two reflecting plates. Compared with an existing LED bulb lamp, the wide-angle LED bulb lamp provided by the utility model has large space lighting angle, wider irradiation range and is closer to the irradiation range of a traditional incandescent light bulb and a fluorescent lamp.
Description
Technical field
The utility model provides a kind of large-angle LED bulb lamp, belongs to field of semiconductor illumination.
Background technology
Current LED bulb lamp development is very rapid, the skill upgrading of each side is all very obvious, light efficiency has generally surpassed the level of fluorescent lamp, especially far ahead of incandescent lamp, however with above-mentioned both compare, also there are many technical problems in the LED bulb lamp, for example: heat dissipation problem, because the photoelectric transformation efficiency problem of chip, LED still can send a large amount of heat, so that LED bulb lamp bulk temperature when work is higher; Space luminescence angle problem less than normal, the space luminescence angle claims again beam angle, its definition is on one of the normal beam center line plane, luminous intensity equals the angle between two directions of 50% maximum light intensity, the space luminescence angle of LED bulb lamp is generally between 120-150 ° at present, this has obviously affected the application of LED bulb lamp, unresolved this problem, many people are studied, and have proposed many schemes, for example adopt the frosted lampshade, can improve to a certain extent like this space luminescence angle of LED bulb lamp, generally about 10-20 °, still still there is room for improvement in this method, from the definition at space luminescence angle, if light is sent on lampshade more uniformly, light distributes more evenly, and this will directly increase luminous intensity and equal angle between 50% the light, namely so that on the large space of sky the space light emitting anger.
Summary of the invention
For solving the space luminescence angle problem less than normal of present LED bulb lamp, the utility model provides a kind of large-angle LED bulb lamp, have a reflector that is formed by a plurality of reflecting piece in this large-angle LED bulb lamp inside, reflector is fixed on the light source luminescent direction, the light part that light source is launched is transmitted directly to outside the lampshade, the illumination of another part is mapped on the reflector, be transmitted into outside the lampshade through behind the Multi reflection by reflector and pressing plate, so just realize the uniform emission of light from lampshade, also just realized the lifting at the space luminescence angle of LED bulb lamp.
A kind of large-angle LED bulb lamp, include lamp holder, lamp housing, power supply, light source, pressing plate, lampshade, power pack is contained in the lamp housing, lamp holder links to each other with power supply and is installed in lamp housing one end, light source is used in conjunction the other end that pressing plate is fixedly mounted on lamp housing mutually with power supply, lampshade is installed in light source one end of lamp housing, also include a reflector, described reflector is comprised of plural reflecting piece, one end of described reflecting piece is connected on the pressing plate, the other end interconnects, and leaves the gap between the described reflecting piece.
Adopt such structure, after the light source of LED lamp emitted beam, some light can pass the space directive lampshade between the light tiles, and passes further lampshade, and also some can be by the lampshade diffuse reflection lampshade inside of turning back; And, also can some light directive reflecting piece on the light source after, can be reflected to different directions, and then from other angle directive lampshade again, rather than fully directly be penetrated from the lampshade zone over against light source, and then improved the luminous uniformity of lampshade.
As preferred version, preferably 2～10 of the quantity of reflecting piece, more preferably 2～5.Can guarantee that so not only reflecting piece can not block the light of light source fully, can guarantee that also reflecting piece can have corresponding reflection ray effect.
The material of reflecting piece preferably forms with opaque material, for example aluminium flake, stainless steel substrates, and its reflecting properties is better; But also can adopt the material with certain light transmission according to actual conditions, such as prism, frosted glass etc., it can reflect, reflect certain light, also can reach the change radiation direction, makes the luminous more uniform purpose of LED lamp.As preferably, the reflectivity on the two sides of reflecting piece is all greater than 90%, for example specular aluminium.The reflection mode of reflecting piece is diffuse reflection or mirror-reflection, as further preferred version, reflecting piece one facing to light source, the reflection mode of a side of reflecting piece backlight is diffuse reflection.Light is transmitted into outside the lampshade more uniformly.
The structure of preferred reflector is: the first end of reflecting piece is connected in pressing plate, and the second end interconnects, and described the second end is higher than the second end.When adopting such structure, on the direction that the light that light source sends is comparatively concentrated, some light is reflected by reflecting piece, light after the reflection can be by other reflecting piece or pressing plate further (perhaps passing through Multi reflection) after the reflection, penetrate again lampshade, reached and make the uniform effect of light.
The structure of preferred reflector is: the first end of reflecting piece is connected in pressing plate by support, and the second end interconnects, and the position of described the second end is lower than first end.Similarly, the light that this structure also can make light source directly send is reflected, because the position of the second end is lower than first end, so the interconnective position of reflecting piece is comparatively near light source, after the light of light source penetrates, can more be reflected and reflect the even better effects if of its light that reaches, the lifting at the space luminescence angle of light.
Further, for the convenience of making and using, when making, described reflector can be fixed on the pressing plate, form an integral body and create, also can independently make each reflecting piece, and then be assembled on the pressing plate, preferred integral type.
Technique effect
Compare with existing LED bulb lamp, the LED bulb lamp space luminescence angle that the utility model provides is large, and range of exposures is wider, more near the range of exposures of conventional incandescent and fluorescent lamp.
Description of drawings
Fig. 1 is a kind of large-angle LED ball bulb lamp structure schematic diagram of the present utility model;
Fig. 2 is used reflector and pressing plate overall structure schematic diagram in the large-angle LED bulb lamp shown in Figure 1;
Fig. 3 is the luminous schematic diagram of the large-angle LED bulb lamp among the embodiment 1;
Fig. 4 is another kind of large-angle LED ball bulb lamp structure schematic diagram of the present utility model;
Fig. 5 is used reflector and pressing plate overall structure schematic diagram in the large-angle LED bulb lamp shown in Figure 3;
Fig. 6 is the luminous schematic diagram of the large-angle LED bulb lamp among the embodiment 2.
Wherein, the 1st, lamp holder; The 2nd, lamp housing; The 3rd, light source; The 4th, pressing plate; The 5th, reflector; 51, the 52, the 53rd, reflecting piece; The 6th, first end; 7 is second ends; The 8th, support; The 9th, annular ring.Lampshade and power supply all do not draw among the figure.
The specific embodiment
As depicted in figs. 1 and 2, a kind of large-angle LED bulb lamp, include lamp holder 1, lamp housing 2, power supply, light source 3, pressing plate 4, lampshade, power pack is contained in the lamp housing 2, lamp holder 1 links to each other with power supply and is installed in lamp housing 2 one ends, light source 3 is used in conjunction the other end that pressing plate 4 is fixedly mounted on lamp housing 2 mutually with power supply, lampshade is installed in light source one end of lamp housing 2, also include a reflector, described reflector is by plural reflecting piece 51,52,53 form, described reflecting piece 51,52, an end of 53 is connected on the pressing plate 4, and the other end interconnects, described reflecting piece 51,52, leave the gap between 53.
In the present embodiment, adopt 3 triangle reflecting piece that are cambered surface, reflecting piece 51,52,53 one facing to light source 3, reflecting piece 51,52,53 material are aluminium flakes, the one side of backlight is frosting, and the reflection mode is diffuse reflection, and the reflectivity on reflecting piece 51,52,53 two sides is 90%. Reflecting piece 51,52,53 first end 6 are connected in pressing plate 4, the second ends 7 and interconnect, and described the second end 7 is higher than the second end 6.
Adopt such structure, after the light source 3 of LED lamp emits beam, some light can pass the space directive lampshade between the light tiles 51,52,53, and passes further lampshade (such as light a and c), and also some can be by the lampshade diffuse reflection lampshade inside of turning back; And, after also can some light directive reflecting piece on the light source, can be reflected to different directions, and then from other angle directive lampshade (such as light b and d) again, rather than fully directly penetrate from the lampshade zone over against light source 3, and then improved the luminous uniformity of lampshade.The light that so final realization shines on the LED bulb lamp lampshade is evenly distributed, and whole bright dipping is even, and the space luminescence angle obviously promotes.
Such as Fig. 4 and Fig. 5, a kind of large-angle LED bulb lamp, be reflector with the difference of embodiment 1, in the present embodiment, reflecting piece 51,52 on the reflector, 53 first end 6 are connected in pressing plate 4 by support 8, the second end 7 connects by annular ring 9 each other, and the position of described the second end 7 is lower than first end 6.The light that this structure also can make light source directly send is reflected, because the position of the second end 7 is lower than first end 6, so the interconnective position of reflecting piece is comparatively near light source, after the light of light source penetrates, can more be reflected and reflect (for example light c), the even better effects if of its light that reaches, the lifting at the space luminescence angle of light.
In the present embodiment, reflecting piece 51,52,53 first end 6 also can directly interconnect, and needn't pass through annular ring 9.
Claims (7)
1. large-angle LED bulb lamp, include lamp holder (1), lamp housing (2), power supply, light source (3), pressing plate (4), lampshade, power pack is contained in the lamp housing (2), lamp holder (1) links to each other with power supply and is installed in lamp housing (2) one ends, light source (3) is used in conjunction the other end that pressing plate (4) is fixedly mounted on lamp housing (2) mutually with power supply, lampshade is installed in light source one end of lamp housing (2), it is characterized in that: also include a reflector, described reflector is by plural reflecting piece (51,52,53) form, described reflecting piece (51,52,53) a end is connected on the pressing plate (4), the other end interconnects, described reflecting piece (51,52,53) leave the gap between.
2. large-angle LED bulb lamp according to claim 1, it is characterized in that: the quantity of described reflecting piece is 2～5.
3. large-angle LED bulb lamp according to claim 1 is characterized in that: the material of described reflecting piece (51,52,53) is a kind of in aluminium, stainless steel, the frosted glass.
4. large-angle LED bulb lamp according to claim 1, it is characterized in that: the reflectivity on described reflecting piece (51,52,53) two sides is all greater than 90%.
5. large-angle LED bulb lamp according to claim 1, it is characterized in that: the reflection mode of described reflecting piece (51,52,53) is diffuse reflection or mirror-reflection.
6. large-angle LED bulb lamp according to claim 1, it is characterized in that: the first end (6) of described reflecting piece (51,52,53) is connected in pressing plate (4), the second end (7) interconnects, and described the second end (7) is higher than the second end (6).
7. large-angle LED bulb lamp according to claim 1, it is characterized in that: the first end of described reflecting piece (6) is connected in pressing plate (4) by support (8), the second end (7) interconnects, and the position of described the second end (7) is lower than first end (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172386 CN203202726U (en) | 2013-04-08 | 2013-04-08 | Wide-angle LED (light emitting diode) bulb lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172386 CN203202726U (en) | 2013-04-08 | 2013-04-08 | Wide-angle LED (light emitting diode) bulb lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203202726U true CN203202726U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320172386 Expired - Fee Related CN203202726U (en) | 2013-04-08 | 2013-04-08 | Wide-angle LED (light emitting diode) bulb lamp |
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| CN (1) | CN203202726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007617A (en) * | 2020-11-30 | 2021-06-22 | 江西嘉捷鑫源科技有限公司 | Ball bulb lamp |
-
2013
- 2013-04-08 CN CN 201320172386 patent/CN203202726U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007617A (en) * | 2020-11-30 | 2021-06-22 | 江西嘉捷鑫源科技有限公司 | Ball bulb lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20130918 Termination date: 20170408 |