CN201973544U - LED lamp - Google Patents
LED lamp Download PDFInfo
- Publication number
- CN201973544U CN201973544U CN2011201116647U CN201120111664U CN201973544U CN 201973544 U CN201973544 U CN 201973544U CN 2011201116647 U CN2011201116647 U CN 2011201116647U CN 201120111664 U CN201120111664 U CN 201120111664U CN 201973544 U CN201973544 U CN 201973544U
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- CN
- China
- Prior art keywords
- light
- lamp housing
- led
- reflectance coating
- light fixture
- 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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Abstract
The utility model discloses an LED lamp, which comprises a lamp housing, an LED light-emitting assembly and a light-transmitting panel. The lamp housing is provided with a light emergent port; the LED light-emitting assembly is arranged in the lamp housing; a light-emitting surface of the LED light-emitting assembly is opposite to the light emergent port; the light-transmitting panel is arranged at the light emergent port of the lamp housing; the LED lamp further comprises a white reflecting film which is provided with a front side and a back side; the front side is a mirror surface; the reflecting film is arranged on the inner wall of the lamp housing, which is arranged on the periphery of the light-emitting surface; and the front side of the reflecting film is back to the inner wall of the lamp housing. Since the reflecting film is arranged on the inner wall of the lamp housing and part of light, which is emitted by the LED light-emitting assembly and radiates to the inner wall of the lamp housing, can be reflected by the mirror surface of the reflecting film; stray light is filtered by the lower light-transmitting panel and then the effective light radiates the use area, so that the utilization rate of the effective light of the LED lamp and the light efficiency of the lamp are improved; and meanwhile, the periphery of the light-emitting surface is uniform in light emitting due to mirror surface reflection of the reflecting film, and no shadow exists.
Description
Technical field
The utility model relates to a kind of lamp, especially a kind of LED light fixture.
Background technology
Along with LED The Application of Technology and popularization, its low energy consumption, the life-span is long, response speed is fast, colour rendering is good etc., and advantage is more and more accepted by people, and LED associated lamp product also is used for indoor and outdoor decorative lighting more and more.At present, the LED light fixture mainly is made up of the lamp housing with light-emitting window, the light-passing board being located at the LED luminescence component in the lamp housing and being located at the light-emitting window place, because part light is absorbed by the inwall of lamp housing, not only cause the effective light utilization efficiency of LED light fixture low, but also cause the light-emitting area periphery that shadow is arranged, influence light effect.
Summary of the invention
For the above-mentioned defective that the LED light fixture that overcomes prior art exists, the purpose of this utility model is to provide a kind of effective light utilization efficiency height, the peripheral unshadowed LED light fixture of light-emitting area.
A kind of LED light fixture that the utility model provides, it comprises lamp housing, LED luminescence component and light-passing board, this lamp housing has light-emitting window, this LED luminescence component is located in the lamp housing, and the light-emitting area of this LED luminescence component is relative with light-emitting window, this light-passing board is located at the light-emitting window place of lamp housing, also comprise white reflection film, this reflectance coating has obverse and reverse, this front is a minute surface, this reflectance coating is located on the inwall of the described lamp housing around the described light-emitting area, and the front of this reflectance coating is back in the inwall of described lamp housing.
Preferably, described reflectance coating is the high reflectance reflectance coating of reflecting rate 〉=90%.
Preferably, the reverse side of described reflectance coating is a frosting.
Preferably, described reflectance coating is pasted on the inwall of described lamp housing.
Preferably, described light-passing board is the ground glass plate, perhaps is transparent or semitransparent plastic plate.
Preferably, the lid that described lamp housing comprises the body with peristome and is located at this body openings portion place is provided with described LED luminescence component and described reflectance coating in this body, be provided with described light-emitting window on this lid.
Preferably, described body is connected by screw with described lid.
Preferably, described light-emitting window is a step surface near the inwall of described body one end, and this step surface and described body form draw-in groove near the end face of described lid one end, and the edge part of described light-passing board snaps in this draw-in groove.
Preferably, on the outer surface of described body, be provided with fin.
Compared with prior art, the utility model has the advantages that: the LED light fixture that the utility model provides, because the inwall at lamp housing is provided with reflectance coating, the part luminous energy of the directive envelope inner wall that the LED luminescence component sends reflects by the minute surface of reflectance coating, and after the light-passing board of below filters veiling glare, effective illumination is mapped to the use zone, the effective light utilization efficiency and the light fixture light efficiency of LED light fixture have been improved, simultaneously, the light-emitting area periphery is even, unshadowed because of the minute surface reflection bright dipping of reflectance coating; In addition, the LED light fixture that the utility model provides also has rational in infrastructure, assembles simple advantage.
Description of drawings
Fig. 1 is the explosive view of the LED light fixture of the utility model embodiment;
Fig. 2 is the cutaway view of the LED light fixture of the utility model embodiment;
Fig. 3 is the partial enlarged view at N place among Fig. 2.
Description of reference numerals: 1-body, 1a-peristome, 1b-fin, 2-LED luminescence component, 2a-light-emitting area, 2b-LED, 3-reflectance coating, 3a-front, 3b-reverse side, 4-light-passing board, 5-lid, 5a-light-emitting window, 6-draw-in groove.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated:
One of them embodiment of LED light fixture of the present utility model as shown in Figure 1, 2, the LED light fixture is made up of lamp housing, LED luminescence component 2, reflectance coating 3 and light-passing board 4, wherein, lamp housing is made up of body 1 with peristome 1a and the lid 5 of being located at this body 1 peristome 1a place, being shaped as of body 1 inwall is cylindrical, also can on the outer surface of body 1, be provided with fin 1b for taper shape, cuboid and other shape.Be provided with light-emitting window 5a on lid 5, this lid 5 and body 1 are connected by soket head cap screw.
Reflectance coating 3 is the high reflective white reflectance coating of reflectivity 〉=90%, and reflectance coating 3 has positive 3a and reverse side 3b, and this front 3a is a minute surface, and reverse side 3b is a frosting.Reflectance coating 3 is folding according to the shape cutting of body 1 inwall, in the present embodiment, reflectance coating 3 be shaped as cylindrical that shape with inwall is complementary.The positive 3a of reflectance coating 3 is back in the inwall of lamp housing, and the reverse side 3b of reflectance coating 3 sticks on the inwall of body 1, or is connected by the inwall of alternate manner with body 1.
Light-passing board 4 is located at the light-emitting window 5a place of lamp housing, and this light-passing board 4 is the ground glass plate, perhaps is transparent or semitransparent plastic plate.Referring to Fig. 3, light-emitting window 5a is a step surface near the inwall of body 1 one ends, and this step surface and body 1 form draw-in groove 6 near the end face of lid 5 one ends, and the edge part of light-passing board 4 snaps in this draw-in groove 6.
The LED light fixture that the utility model provides, because the inwall at lamp housing is provided with reflectance coating, the part luminous energy of the directive envelope inner wall that the LED luminescence component sends is by the minute surface reflection of reflectance coating, and after the light-passing board of below filters veiling glare, effective illumination is mapped to the use zone, has improved the effective light utilization efficiency and the light fixture light efficiency of LED light fixture, simultaneously, the light-emitting area periphery is even, unshadowed because of the minute surface reflection bright dipping of reflectance coating; In addition, the LED light fixture that the utility model provides also has rational in infrastructure, assembles simple advantage.
Only be specific embodiment of the utility model below, do not limit protection domain of the present utility model with this; Any replacement and the improvement done on the basis of not violating the utility model design all belong to protection domain of the present utility model.
Claims (9)
1. LED light fixture, it comprises lamp housing, LED luminescence component and light-passing board, this lamp housing has light-emitting window, and this LED luminescence component is located in the lamp housing, and the light-emitting area of this LED luminescence component is relative with light-emitting window, this light-passing board is located at the light-emitting window place of lamp housing, it is characterized in that: also comprise white reflection film, this reflectance coating has obverse and reverse, and this front is a minute surface, this reflectance coating is located on the inwall of the described lamp housing around the described light-emitting area, and the front of this reflectance coating is back in the inwall of described lamp housing.
2. LED light fixture according to claim 1 is characterized in that: the reflecting rate of described reflectance coating 〉=90%.
3. according to according to the described LED light fixture of claim 1, it is characterized in that: the reverse side of described reflectance coating is a frosting.
4. LED light fixture according to claim 1 is characterized in that: described reflectance coating is pasted on the inwall of described lamp housing.
5. according to each described LED light fixture of claim 1 to 4, it is characterized in that: described light-passing board is the ground glass plate, perhaps is transparent or semitransparent plastic plate.
6. LED light fixture according to claim 5, it is characterized in that: the lid that described lamp housing comprises the body with peristome and is located at this body openings portion place, in this body, be provided with described LED luminescence component and described reflectance coating, on this lid, be provided with described light-emitting window.
7. LED light fixture according to claim 6 is characterized in that: described body is connected by screw with described lid.
8. LED light fixture according to claim 6, it is characterized in that: described light-emitting window is a step surface near the inwall of described body one end, this step surface and described body form draw-in groove near the end face of described lid one end, and the edge part of described light-passing board snaps in this draw-in groove.
9. LED light fixture according to claim 6 is characterized in that: be provided with fin on the outer surface of described body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201116647U CN201973544U (en) | 2011-04-15 | 2011-04-15 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201116647U CN201973544U (en) | 2011-04-15 | 2011-04-15 | LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201973544U true CN201973544U (en) | 2011-09-14 |
Family
ID=44578646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201116647U Expired - Lifetime CN201973544U (en) | 2011-04-15 | 2011-04-15 | LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201973544U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106408974A (en) * | 2016-08-31 | 2017-02-15 | 张明 | Bar lamps used for intersection and control method thereof |
-
2011
- 2011-04-15 CN CN2011201116647U patent/CN201973544U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106408974A (en) * | 2016-08-31 | 2017-02-15 | 张明 | Bar lamps used for intersection and control method thereof |
| CN106408974B (en) * | 2016-08-31 | 2019-11-12 | 珠海达理宇航科技有限公司 | Bank light and method of controlling for intersection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110914 |
|
| CX01 | Expiry of patent term |