CN104633540A - Reflector lamp - Google Patents
Reflector lamp Download PDFInfo
- Publication number
- CN104633540A CN104633540A CN201310574119.5A CN201310574119A CN104633540A CN 104633540 A CN104633540 A CN 104633540A CN 201310574119 A CN201310574119 A CN 201310574119A CN 104633540 A CN104633540 A CN 104633540A
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- CN
- China
- Prior art keywords
- light
- reflector
- lens
- face
- shot
- 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.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/046—Refractors for light sources of lens shape the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
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- 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
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a reflector lamp. The reflector lamp comprises a reflection cup, a lens and LED light source. An LED light source cavity is formed in the inner end of the lens, and the LED light source is located in the LED light source cavity; a concave reflection cavity is formed in the outer end of the lens, and the wall face of reflection cavity is a reflective face. The lens comprises three different optical acting faces, namely a light inlet face, the reflective face and a light outlet face, a first part of light emitted from the LED light source installed in the LED light source cavity can be projected out from the lens; a second part of the light is emitted to the reflective face, total reflection occurs, the totally reflected light is directly projected out partly, and the remaining part of the totally reflected light is projected out after being reflected by the reflection cup; a third part of the light is emitted to the lens, then projected to the reflection cup and projected out after being reflected. Therefore, by means of the reflector lamp, a good light effect is achieved, and the light use ratio is increased.
Description
Technical field
The present invention relates to technical field of lighting fixtures, particularly relate to a kind of shot-light.Particularly relate to the shot-light with lens retroreflective cup combination optical structure.
Background technology
LED, as a forth generation lighting source, has energy-conservation and life-span advantage significantly.Along with the development of society, the lighting energy consumption problem in daily life becomes increasingly conspicuous, and therefore, has the LED lamp of remarkable power savings advantages more and more by the favor of people.Therefore LED spotlight replaces halogen spot light gradually, and wherein AR111 is wherein widely used a kind of shot-light.Existing AR111 shot-light, its top has light-blocking member, and most of light at bulb top to sheltering from, only some light is returned from top reflective, and light utilization efficiency is on the low side.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of shot-light, has the lens retroreflective cup combination optical structure of improvement, good illumination effect, and improves light utilization efficiency.
The present invention is achieved through the following technical solutions:
Shot-light, includes reflector, lens and LED light source, and described reflector adopts Vessel-like structures, and the side wall surface of reflector adopts reflecting surface, and the two ends of reflecting surface are respectively outer face and inner face, and outer face is light-emitting area; The inner chamber that described lens are arranged in reflector is installed near the inner face position of reflector; Wherein, the inner of described lens is provided with LED light source chamber, and LED light source is arranged in described LED light source chamber; The outer end of described lens is provided with the reflector cavity concaved, and the wall of reflector cavity is a kind of reflective surface.
Wherein in an embodiment, the wall in the LED light source chamber of described lens is for entering light face, and the side wall surface of lens is exiting surface, described in enter light face, reflective surface and exiting surface and all adopt surface of revolution structure, described in enter light face, the gyroaxis of reflective surface and exiting surface overlaps.
Further, the reflecting surface of described reflector adopts surface of revolution structure, described in enter light face, the central shaft of reflective surface and the gyroaxis of exiting surface and the reflecting surface of reflector is located along the same line.
Further, described lens are arranged on the inner face of described reflector, and the inner face entering light face and described reflector of described lens surrounds and forms LED light source chamber.
Beneficial effect of the present invention is as follows:
Shot-light of the present invention, includes reflector, lens and LED light source, and the inner of lens is provided with LED light source chamber, and LED light source is arranged in described LED light source chamber; The outer end of described lens is provided with the reflector cavity concaved, and the wall of reflector cavity is a kind of reflective surface.Therefore, be arranged on the light that the LED light source in LED light source chamber sends, Part I directly can project away from lens; Part II light is mapped on reflective surface, is totally reflected, and a total reflection light part directly projects away, and part total reflection light is in addition by projecting away after the reflection of reflector again; Part III illumination is mapped to the upper of lens, projects on reflector afterwards, then projects away after reflection.Therefore, good illumination effect, and improve light utilization efficiency.
Further, shot-light of the present invention, lens comprise into light face, reflective surface and exiting surface three kinds of different optical acting surfaces.The combination optical structure of scioptics and reflector, meets the optical effect of such as AR111 lamp illumination, and improves optics utilization rate.Under the prerequisite that profile, reflecting cup structure and fit dimension are fixing, do not change lens and enter light face and reflective surface, by means of only the outer arc exiting surface changing lens, the irradiation requirement of various angle can be met.Or, under the prerequisite that profile, lens arrangement and fit dimension are fixing, by means of only the shape and size changing reflective surface in reflector, also can meet the irradiation requirement of various angle.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the lens retroreflective cup combination optical structure of the embodiment one of shot-light of the present invention;
Fig. 2 is the light schematic diagram of the embodiment one of shot-light of the present invention:
Fig. 3 is the distribution curve flux figure of the embodiment one of shot-light of the present invention;
Fig. 4 is the schematic diagram of the lens retroreflective cup combination optical structure of the embodiment two of shot-light of the present invention;
The distribution curve flux figure of the embodiment two of Fig. 5 shot-light of the present invention.
Description of reference numerals:
1, reflector, 2, lens, 3, LED light source chamber, 21, reflective surface, 22, exiting surface, 23, enter light face.
Detailed description of the invention
The present invention, in order to solve the problem of prior art, proposes a kind of shot-light, includes reflector 1, lens 2 and LED light source, described reflector 1 adopts Vessel-like structures, the side wall surface of reflector 1 adopts reflecting surface, and the two ends of reflecting surface are respectively outer face and inner face, and outer face is light-emitting area; The inner chamber that described lens 2 are arranged in reflector 1 is installed near the inner face position of reflector; Wherein, the inner of described lens 2 is provided with LED light source chamber 3, and LED light source is arranged in described LED light source chamber 3; The outer end of described lens 2 is provided with the reflector cavity concaved, and the wall of reflector cavity is a kind of reflective surface 21.
Wherein in an embodiment, the wall in the LED light source chamber 3 of described lens 2 is for entering light face 23, the side wall surface of lens 2 is exiting surface 22, described in enter light face 23, reflective surface 21 and exiting surface 22 and all adopt surface of revolution structure, described in enter light face 23, the gyroaxis of reflective surface 21 and exiting surface 22 overlaps.
Further, the reflecting surface of described reflector 1 adopts surface of revolution structure, described in enter light face 23, the central shaft of reflective surface 21 and the gyroaxis of exiting surface 22 and the reflecting surface of reflector 1 is located along the same line.
Further, light face 23 is entered described in for hemisphere face or ellipsoid.
Further, the bus of described exiting surface 22 is the curve of straight line or evagination.
Further, described reflective surface 21 adopts funnel-shaped structure, and the bus of described reflective surface 21 is the curve of straight line or evagination.
Further, described lens 2 are arranged on the inner face of described reflector 1, and the inner face entering light face 23 and described reflector 1 of described lens 2 surrounds and forms LED light source chamber 3.
Further, described reflective surface 21 is sprayed with reflection powder or plating reflectance coating.
Further, described reflector 1 is the outer convex globoidal rotating cup body that corresponding shot-light light emitting anger is less than or equal to 30 degree.
Further, the outer cancave cambered surface that described reflector 1 is more than or equal to 30 degree for corresponding shot-light light emitting anger rotates cup.
Below in conjunction with accompanying drawing, further detailed description is done to the present invention.
Embodiment one:
Fig. 1 gives the structural representation of the AR111 shot-light lens retroreflective cup combination optical structure of the present embodiment.This combination optical structure comprises reflector, lens and LED light source.Wherein, lens 2 comprise reflective surface 21, exiting surface 22 and enter 23 3 kinds, light face different optical acting surface.Described enter light face 23 for being positioned at the intrados of hemisphere bottom described lens or ellipsoid, described exiting surface 22 is for being positioned at the round table-like extrados of described lens outer surface, the inner surface that described reflective surface 21 is the inverted round table or cone that are positioned at described lensed tip, described enters light face 23, the gyroaxis of reflective surface 22 and exiting surface 21 overlaps.As shown in Figure 1, lens and reflector combine, described lens 2 are inlaid in described reflector 1 inner, after combination, the light face of entering of described lens coordinates formation cavity with the inner face of described reflector, this cavity is corresponding light-source chamber 3 of installing LED, when installing shot-light, in LED light source chamber 3, places LED light source (comprising LED circuit aluminium base and LED lamp bead).The shape of reflector 1 is outer convex globoidal rotating cup body, and preferably, described reflector 1 is the outer convex globoidal rotating cup body that corresponding shot-light light emitting anger is less than or equal to 30 degree.
As shown in Figure 2, be arranged on the light that the LED light source in LED light source chamber 3 sends, Part I can enter in lens 2 from the light face 23 of entering of lens 2, and the exiting surface 22 of lens 2 directly projects away.Reflective surface 21 is sprayed with reflection powder or plating reflectance coating, the Part II light that LED light source sends is mapped on reflective surface, be totally reflected, a total reflection light part is directly shot out at exiting surface 22 upslide, and part total reflection light is in addition by projecting away after the reflection of reflector 1 again.The Part III illumination that LED light source sends is mapped on the exiting surface 22 of lens, projects afterwards on reflector 1, then projects away after reflection.
Fig. 3 is the distribution curve flux figure of embodiment one, finds out from distribution curve flux, and the shot-light of the present embodiment one realizes high brightness height and concentrates illumination to penetrate in the angle of departure of 20 degree, and can meet the optical effect of AR111 lamp illumination, the utilization rate of curve table Mingguang City is simultaneously very high.
Embodiment two:
As shown in Figure 4, the lens retroreflective cup combination optical structure of the present embodiment, be with embodiment one difference: the shape of reflector 1 is that outer cancave cambered surface rotates cup, preferably, the outer cancave cambered surface that described reflector 1 is more than or equal to 30 degree for corresponding shot-light light emitting anger rotates cup, and its optical principle is the same with embodiment one.
Fig. 5 gives the distribution curve flux figure of enforcement two, and equally, from curve, the shot-light of the present embodiment two realizes high brightness height and concentrates illumination to penetrate in the angle of departure of 30 degree, and can meet the optical effect of AR111 lamp illumination, the utilization rate of curve table Mingguang City is simultaneously very high.
Can know from the distribution curve flux of Fig. 4 and Fig. 5 and find out, require different according to the light distribution angle that shot-light irradiates, the structure of reflector 1 is different, so just can according to specifically irradiating requirement, under the prerequisite that profile, reflecting cup structure and fit dimension are fixing, do not change lens and enter light face and reflective surface, by means of only the outer arc exiting surface changing lens, meet the irradiation requirement of various angle.
According to the conventional techniques means of the art, certainly, under the prerequisite that profile, lens arrangement and fit dimension are fixing, by means of only the shape and size changing reflective surface in reflector, the irradiation requirement of various angle can also be met.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. shot-light, includes reflector, lens and LED light source, and described reflector adopts Vessel-like structures, and the side wall surface of reflector adopts reflecting surface, and the two ends of reflecting surface are respectively outer face and inner face, and outer face is light-emitting area; The inner chamber that described lens are arranged in reflector 1 is installed near the inner face position of reflector; It is characterized in that, the inner of described lens is provided with LED light source chamber, and LED light source is arranged in described LED light source chamber; The outer end of described lens is provided with the reflector cavity concaved, and the wall of reflector cavity is a kind of reflective surface.
2. shot-light according to claim 1, it is characterized in that, the wall in the LED light source chamber of described lens is for entering light face, and the side wall surface of lens is exiting surface, described enter light face, reflective surface and exiting surface all adopt surface of revolution structure, described in enter light face, the gyroaxis of reflective surface and exiting surface overlaps.
3. shot-light according to claim 1 and 2, is characterized in that, the reflecting surface of described reflector adopts surface of revolution structure, described in enter light face, the central shaft of reflective surface and the gyroaxis of exiting surface and the reflecting surface of reflector is located along the same line.
4. shot-light according to claim 3, is characterized in that, described in enter light face be hemisphere face or ellipsoid.
5. shot-light according to claim 4, is characterized in that, the bus of described exiting surface is the curve of straight line or evagination.
6. shot-light according to claim 5, is characterized in that, described reflective surface adopts funnel-shaped structure, and the bus of described reflective surface is the curve of straight line or evagination.
7. shot-light according to claim 6, is characterized in that, described lens are arranged on the inner face of described reflector, and the inner face entering light face and described reflector of described lens surrounds and forms LED light source chamber.
8. shot-light according to claim 3, is characterized in that, described reflective surface is sprayed with reflection powder or plating reflectance coating.
9. shot-light according to claim 3, is characterized in that, described reflector is the outer convex globoidal rotating cup body that corresponding shot-light light emitting anger is less than or equal to 30 degree.
10. shot-light according to claim 3, is characterized in that, described reflector is the outer cancave cambered surface rotation cup that corresponding shot-light light emitting anger is more than or equal to 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574119.5A CN104633540A (en) | 2013-11-15 | 2013-11-15 | Reflector lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310574119.5A CN104633540A (en) | 2013-11-15 | 2013-11-15 | Reflector lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104633540A true CN104633540A (en) | 2015-05-20 |
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ID=53212594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310574119.5A Pending CN104633540A (en) | 2013-11-15 | 2013-11-15 | Reflector lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104633540A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985925A (en) * | 2018-10-02 | 2020-04-10 | ３Ｓ股份有限公司 | Optical unit and LED illuminating lamp using same |
| WO2020078475A1 (en) * | 2018-10-18 | 2020-04-23 | 欧普照明股份有限公司 | Light distribution element and lamp |
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|---|---|---|---|---|
| US20120081910A1 (en) * | 2010-10-05 | 2012-04-05 | Enplas Corporation | Light Beam Controlling Member and Optical Device including Light Beam Controlling Member |
| CN102620241A (en) * | 2012-03-01 | 2012-08-01 | 东莞雷笛克光学有限公司 | Improved structure of reflecting lamp cup for improving condensation effect |
| CN202452376U (en) * | 2011-11-28 | 2012-09-26 | 深圳市电明科技有限责任公司 | LED lamp and lens thereof |
| CN202972943U (en) * | 2012-12-06 | 2013-06-05 | 深圳市众明半导体照明有限公司 | Light distribution structure and light-emitting diode (LED) lamp |
| US20130194810A1 (en) * | 2011-08-31 | 2013-08-01 | Ching-Cherng Sun | Reflective street light with wide divergence angle |
| CN203628426U (en) * | 2013-11-15 | 2014-06-04 | 广东德豪润达电气股份有限公司 | Spot lamp |
-
2013
- 2013-11-15 CN CN201310574119.5A patent/CN104633540A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120081910A1 (en) * | 2010-10-05 | 2012-04-05 | Enplas Corporation | Light Beam Controlling Member and Optical Device including Light Beam Controlling Member |
| US20130194810A1 (en) * | 2011-08-31 | 2013-08-01 | Ching-Cherng Sun | Reflective street light with wide divergence angle |
| CN202452376U (en) * | 2011-11-28 | 2012-09-26 | 深圳市电明科技有限责任公司 | LED lamp and lens thereof |
| CN102620241A (en) * | 2012-03-01 | 2012-08-01 | 东莞雷笛克光学有限公司 | Improved structure of reflecting lamp cup for improving condensation effect |
| CN202972943U (en) * | 2012-12-06 | 2013-06-05 | 深圳市众明半导体照明有限公司 | Light distribution structure and light-emitting diode (LED) lamp |
| CN203628426U (en) * | 2013-11-15 | 2014-06-04 | 广东德豪润达电气股份有限公司 | Spot lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110985925A (en) * | 2018-10-02 | 2020-04-10 | ３Ｓ股份有限公司 | Optical unit and LED illuminating lamp using same |
| WO2020078475A1 (en) * | 2018-10-18 | 2020-04-23 | 欧普照明股份有限公司 | Light distribution element and lamp |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170928 Address after: 519000 Guangdong province science and technology innovation of Zhuhai high tech Zone in Coast Road No. 1 Building No. 2 -2 a Applicant after: Yi Xun (Zhuhai) Photoelectric Technology Co., Ltd. Address before: 519000 floor, No. 18, No. six, science and technology road, harbor road, Xiangzhou Town, Zhuhai, Guangdong, China Applicant before: Guangdong Electech International Inc. |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150520 |
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| RJ01 | Rejection of invention patent application after publication |