CN101852372B - Circular lighting lamp - Google Patents
Circular lighting lamp Download PDFInfo
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- CN101852372B CN101852372B CN 201010156181 CN201010156181A CN101852372B CN 101852372 B CN101852372 B CN 101852372B CN 201010156181 CN201010156181 CN 201010156181 CN 201010156181 A CN201010156181 A CN 201010156181A CN 101852372 B CN101852372 B CN 101852372B
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- reflector
- light source
- lamp
- circular lighting
- lighting lamp
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Abstract
The invention is applicable to the field of lighting, and provides a circular lighting lamp comprising a lamp shell and a heat insulating board which divides the lamp shell into an electrical chamber and a light source cavity; a light source is arranged in the light source cavity, the top of the light source is provided with a reflector, the middle part of the reflector is provided with a throughhole for the light source to pass through, and the axis of the reflector coincides with the optical axis of the light source; a circular part which is connected with the inner surface of the reflector is arranged on the circumference of the through hole, the circular part is provided with a plurality of fixing holes, a plurality of support columns pass through the fixing holes and are screwed into the heat insulating board so as to position the reflector onto the top of the light source. The embodiment of the invention arranges the reflector in the circular lighting lamp, the reflector reflects part of the upward light of the light source so that the light is emitted downwards so as to eliminate the dark spot areas below the lamp, not affect lateral illumination, meet the requirements of light distribution of circular lighting, and simultaneously reduce the cost.
Description
Technical field
The invention belongs to lighting field, relate in particular to a kind of circular lighting lamp.
Background technology
Circular lighting lamp refers to realize comprehensive irradiation by the design of ring type luminous intensity distribution.The occasion of using mainly is the occasion that need shine and need the sidewall irradiation on a large scale.Such as, when lamp installation in the vertical rod of platform guardrail formula the time, had both been needed the clear platform passage that illuminates the underfooting, illuminate side wall arrangement equipment again, at this moment just need to use circular lighting lamp.
The light source that present circular lighting lamp adopts mainly contains LED, high-pressure mercury lamp, Metal halogen lamp, fluorescent lamp etc.In order to realize the problem of sidewall illumination well, usually with light source perpendicular to ground installation, but because the characteristics of light source self, there is the bad problem of luminous intensity distribution, the i.e. distribution curve flux figure of existing circular lighting lamp as shown in Figure 1, though have good light distribution effect in side direction, but insufficient light in the certain angle scope under light source, when light fixture irradiation ground, under certain blackening zone can appear, bigger blackening shade has had a strong impact on lighting effect, so just must realize the luminous intensity distribution in whole venue or zone by another light fixture in the certain distance, will certainly increase cost and the energy cost of purchasing light fixture.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of circular lighting lamp, is intended to solve the problem that blackening appears in the below that has circular lighting lamp now.
The embodiment of the invention is to realize like this, a kind of circular lighting lamp, comprise: lamp housing and described lamp housing is divided into the thermal insulation board of electric chamber and light-source chamber, be provided with light source in the described light-source chamber, the top of described light source is provided with reflector, the middle part of described reflector is provided with the through hole that passes for described light source, the axis of described reflector and the optical axis coincidence of described light source; The annulus portion that links to each other with the inner surface of described reflector that circumferentially establishes of described through hole, described annulus portion is provided with a plurality of fixing holes, and many support columns pass described fixing hole and screw in described thermal insulation board, described reflector are positioned the top of described light source; Described light source is most open in outside air, and the opening end of described reflector is higher than the center of light source; Described light source is Metal halogen lamp, and described through hole is provided with internal thread, and the top of described Metal halogen lamp is provided with external screw thread, described reflector is bolted in the top of described Metal halogen lamp.
The embodiment of the invention is set up reflector in circular lighting lamp, this reflector reflection source part light up makes its downward outgoing, thereby eliminates the blackening zone of light fixture below, does not influence the lateral light photograph, meets the requirement of ring luminous intensity distribution, reduces cost simultaneously.
Description of drawings
Fig. 1 is the distribution curve flux figure of the circular lighting lamp that provides of prior art;
Fig. 2 is structure and the index path of the circular lighting lamp that provides of the embodiment of the invention;
Fig. 3 is the structural representation of the reflector that provides of the embodiment of the invention;
Fig. 4 is the side view of Fig. 3;
Fig. 5 be the embodiment of the invention provide the distribution curve flux figure of circular lighting lamp.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
The embodiment of the invention is set up reflector in circular lighting lamp, be used for reflecting part light up, makes its downward outgoing, thereby eliminates the blackening zone of light fixture below, does not influence the lateral light photograph simultaneously, meets the requirement of ring luminous intensity distribution.
The circular lighting lamp that the embodiment of the invention provides comprises: lamp housing and described lamp housing is divided into the thermal insulation board of electric chamber and light-source chamber, be provided with light source in the described light-source chamber, the top of described light source is provided with reflector, the middle part of described reflector is provided with the through hole that passes for described light source, the axis of described reflector and the optical axis coincidence of described light source; The annulus portion that links to each other with the inner surface of described reflector that circumferentially establishes of described through hole, described annulus portion is provided with a plurality of fixing holes, and many support columns pass described fixing hole and screw in described thermal insulation board, described reflector are positioned the top of described light source.
In embodiments of the present invention, the shape of the inner surface of reflector is different because of light source.Particularly, the light source that adopts of the circular lighting lamp that provides of the embodiment of the invention has: LED, high-pressure mercury lamp, Metal halogen lamp or fluorescent lamp; Match therewith, the inner surface of reflector can be parabola, sphere, the conical surface or ellipsoid.
Below to be example with Metal halogen lamp as light source be elaborated to the specific implementation of the embodiment of the invention.
As shown in Figure 2, the circular lighting lamp that the embodiment of the invention provides has a lamp housing (not shown) and this lamp housing is divided into the thermal insulation board 21 of electric chamber and light-source chamber, and thermal insulation board 21 is affixed with lamp housing.Thermal insulation board 21 can prevent that the temperature in electric chamber is too high, guarantees that light fixture normally uses.Be provided with Metal halogen lamp 22 and the reflector 23 of being located at Metal halogen lamp 22 tops in the light-source chamber.As shown in Figure 3, the middle part of reflector 23 is provided with through hole 24, and Metal halogen lamp 22 passes this through hole 24 and is installed on thermal insulation board 21, and makes the axis of reflector 23 and the optical axis coincidence of Metal halogen lamp 22.
As shown in Figure 4, reflector 23 adopts spinning process to make by aluminium 1070, and its inner surface is the conical surface 28, forms through the sandblast oxidation.As preferably, the cone angle of the conical surface 28 is made as 15～20 °.
As one embodiment of the present of invention, the inner surface of reflector is parabolic.Present embodiment is positioned the geometric center of Metal halogen lamp luminous component for paraboloidal focus, can obtain the directional light of comparatively desirable downward outgoing, forms good ring luminous intensity distribution.
In embodiments of the present invention, the annulus portion 25 that links to each other with the conical surface 28 that circumferentially establishes of the through hole 24 of reflector 23, this annulus portion 25 is provided with a plurality of fixing holes 26, and many support columns 27 pass fixing hole 26 and screw in thermal insulation board 21, thereby reflector 23 are positioned the top of Metal halogen lamp 22.Can regulate the relative position of reflector 23 and Metal halogen lamp 22 by regulating support column 27, thereby the reflection ray that obtains needing is reflector 23 reflection Metal halogen lamp 22 parts light up, makes its downward outgoing, forms good ring luminous intensity distribution.
As one embodiment of the present of invention, the through hole 24 of reflector 23 is provided with internal thread, the top of Metal halogen lamp 22 is provided with the top that external screw thread is bolted in reflector 23 Metal halogen lamp 22, by rotoflector 23 or Metal halogen lamp 22, can regulate the relative position of reflector 23 and Metal halogen lamp 22, thereby the reflection ray that obtains needing is reflector 23 reflection Metal halogen lamp 22 parts light up, makes its downward outgoing, forms good ring luminous intensity distribution.
Fig. 5 shows the distribution curve flux of the circular lighting lamp that the embodiment of the invention provides, and is stronger in the illumination of light fixture below.
The embodiment of the invention is set up reflector in circular lighting lamp, this reflector reflection source part light up makes its downward outgoing, thereby eliminates the blackening zone of light fixture below, does not influence the lateral light photograph, meets the requirement of ring luminous intensity distribution, reduces cost simultaneously.In addition, also can reach good ring light distribution effect by the relative position of accommodation reflex device and light source.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. circular lighting lamp, comprise: lamp housing and described lamp housing is divided into the thermal insulation board of electric chamber and light-source chamber, be provided with light source in the described light-source chamber, it is characterized in that, the top of described light source is provided with reflector, the middle part of described reflector is provided with the through hole that passes for described light source, the axis of described reflector and the optical axis coincidence of described light source; The annulus portion that links to each other with the inner surface of described reflector that circumferentially establishes of described through hole, described annulus portion is provided with a plurality of fixing holes, and many support columns pass described fixing hole and screw in described thermal insulation board, described reflector are positioned the top of described light source; Described light source is most open in outside air, and the opening end of described reflector is higher than the center of light source; Described light source is Metal halogen lamp, and described through hole is provided with internal thread, and the top of described Metal halogen lamp is provided with external screw thread, described reflector is bolted in the top of described Metal halogen lamp.
2. circular lighting lamp as claimed in claim 1 is characterized in that, the inner surface of described reflector is parabola, sphere, the conical surface or ellipsoid.
3. circular lighting lamp as claimed in claim 2 is characterized in that, described reflector is formed by aluminium 1070 spinning, and its inner surface is through the sandblast oxidation processes.
4. circular lighting lamp as claimed in claim 3 is characterized in that, the cone angle of the described conical surface is 15～20 °.
5. circular lighting lamp as claimed in claim 3 is characterized in that, described paraboloidal focus is located in the luminous site of described Metal halogen lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010156181 CN101852372B (en) | 2010-04-21 | 2010-04-21 | Circular lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010156181 CN101852372B (en) | 2010-04-21 | 2010-04-21 | Circular lighting lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101852372A CN101852372A (en) | 2010-10-06 |
| CN101852372B true CN101852372B (en) | 2013-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010156181 Expired - Fee Related CN101852372B (en) | 2010-04-21 | 2010-04-21 | Circular lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101852372B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017087B (en) * | 2011-09-23 | 2014-11-05 | 海洋王照明科技股份有限公司 | Multifunctional reflector and down lamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2466486Y (en) * | 2000-09-01 | 2001-12-19 | 周云正 | Lamp with reflector for metal halide discharge lamp |
| CN2639703Y (en) * | 2003-04-02 | 2004-09-08 | 三丰医疗器材股份有限公司 | Operating lamp capable of regulatnig color temp. |
| CN101324311A (en) * | 2007-06-12 | 2008-12-17 | 通用电气公司 | Integral ballast-trigger unit for a high intensity discharge lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7258464B2 (en) * | 2002-12-18 | 2007-08-21 | General Electric Company | Integral ballast lamp thermal management method and apparatus |
-
2010
- 2010-04-21 CN CN 201010156181 patent/CN101852372B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2466486Y (en) * | 2000-09-01 | 2001-12-19 | 周云正 | Lamp with reflector for metal halide discharge lamp |
| CN2639703Y (en) * | 2003-04-02 | 2004-09-08 | 三丰医疗器材股份有限公司 | Operating lamp capable of regulatnig color temp. |
| CN101324311A (en) * | 2007-06-12 | 2008-12-17 | 通用电气公司 | Integral ballast-trigger unit for a high intensity discharge lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101852372A (en) | 2010-10-06 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20190421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |