CN203628426U - Spot lamp - Google Patents

Spot lamp Download PDF

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Publication number
CN203628426U
CN203628426U CN201320725777.5U CN201320725777U CN203628426U CN 203628426 U CN203628426 U CN 203628426U CN 201320725777 U CN201320725777 U CN 201320725777U CN 203628426 U CN203628426 U CN 203628426U
Authority
CN
China
Prior art keywords
light
reflector
lens
shot
face
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 - Fee Related
Application number
CN201320725777.5U
Other languages
Chinese (zh)
Inventor
王冬雷
李廷宏
夏中明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yi Xun (Zhuhai) Photoelectric Technology Co., Ltd.
Original Assignee
Elec Tech International Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elec Tech International Co Ltd filed Critical Elec Tech International Co Ltd
Priority to CN201320725777.5U priority Critical patent/CN203628426U/en
Application granted granted Critical
Publication of CN203628426U publication Critical patent/CN203628426U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a spot lamp which comprises a light reflection cup, a lens and an LED (light-emitting diode) light source, wherein an LED light source cavity is arranged at the inner end of the lens; the LED light source is located in the LED light source cavity; an inward concave light reflection cavity is arranged at the outer end of the lens; a wall surface of the light reflection cavity is a light reflection surface; the lens comprises three different optical action surfaces, namely a light inlet surface, a light reflection surface and a light outlet surface; a first part of light emitted from the LED light source mounted in the LED light source cavity can be directly projected out from the lens; a second part of the light is radiated onto the light reflection surface and appears total reflection; one part of total reflection light is directly projected out; the other part of the total reflection light is projected out after reflection of the light reflection cup; and a third part of the light is radiated onto the lens, projected onto the light reflection cup, and then projected out after reflection. Therefore, an illumination effect is good, and a utilization ratio of the light is increased.

Description

Shot-light
Technical field
The utility model relates to technical field of lighting fixtures, particularly relates to a kind of shot-light.Relate in particular to the shot-light with lens reflector combination optical structure.
Background technology
LED as one the 4th generation lighting source, there is significant energy-conservation and life-span advantage.Along with social development, the lighting energy consumption problem in daily life becomes increasingly conspicuous, and therefore, the LED light fixture with remarkable power savings advantages is more and more subject to people's favor.Therefore LED shot-light replaces halogen spot light gradually, and wherein AR111 is widely used a kind of shot-light wherein.Existing AR111 shot-light, its top has the parts of being in the light, and most of light at bulb top is sheltered from, and only some light reflects from top, and light utilization efficiency is on the low side.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of shot-light, has improved lens reflector combination optical structure, good illumination effect, and improved light utilization efficiency.
The utility model is achieved through the following technical solutions:
Shot-light, includes reflector, lens and LED light source, and described reflector adopts container-like structure, 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; Described lens are arranged in the inner chamber of reflector and install 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 concaving, and the wall of reflector cavity is a kind of reflective surface.
In an embodiment, the wall in the LED light source chamber of described lens is for entering light face therein, 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, reflective surface and exiting surface gyroaxis overlap.
Further, the reflecting surface of described reflector adopts surface of revolution structure, described in enter the gyroaxis of light face, reflective surface and exiting surface and the reflecting surface of reflector central shaft be located along the same line.
Further, described lens are arranged on the inner face of described reflector, and the inner face that enters light face and described reflector of described lens surrounds and forms LED light source chamber.
The beneficial effects of the utility model are as follows:
Shot-light of the present utility model, 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 concaving, 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 can directly project away from lens; Part II light is mapped on reflective surface, and total reflection occurs, and a total reflection light part directly projects away, after the reflection of part total reflection light in addition by reflector, projects away 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 improved light utilization efficiency.
Further, shot-light of the present utility model, lens comprise into light face, reflective surface and three kinds of different optical acting surfaces of exiting surface.The combination optical structure of scioptics and reflector, meets for example optical effect of AR111 shot-light illumination, and improves optics utilization rate.Under the fixing prerequisite of profile, reflecting cup structure and fit dimension, do not change lens and enter light face and reflective surface, only, by changing the outer arc exiting surface of lens, can meet the irradiation requirement of various angles.Or, under the fixing prerequisite of profile, lens arrangement and fit dimension, only, by changing the shape and size of reflective surface in reflector, also can meet the irradiation requirement of various angles.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the lens reflector combination optical structure of the embodiment mono-of the utility model shot-light;
Fig. 2 is the light schematic diagram of the embodiment mono-of the utility model shot-light:
Fig. 3 is the distribution curve flux figure of the embodiment mono-of the utility model shot-light;
Fig. 4 is the schematic diagram of the lens reflector combination optical structure of the embodiment bis-of the utility model shot-light;
The distribution curve flux figure of the embodiment bis-of Fig. 5 the utility model shot-light.
Description of reference numerals:
1, reflector, 2, lens, 3, LED light source chamber, 21, reflective surface, 22, exiting surface, 23, enter light face.
The specific embodiment
The utility model is in order to solve the problem of prior art, a kind of shot-light has been proposed, include reflector 1, lens 2 and LED light source, described reflector 1 adopts container-like structure, the side wall surface of reflector 1 adopts reflecting surface, the two ends of reflecting surface are respectively outer face and inner face, and outer face is light-emitting area; Described lens 2 are arranged in the inner chamber of reflector 1 and install 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 concaving, and the wall of reflector cavity is a kind of reflective surface 21.
Therein 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, reflective surface 21 and exiting surface 22 gyroaxis overlap.
Further, the reflecting surface of described reflector 1 adopts surface of revolution structure, described in enter the gyroaxis of light face 23, reflective surface 21 and exiting surface 22 and the reflecting surface of reflector 1 central shaft be located along the same line.
Further, described in, enter light face 23 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 light face 23 that enters of described lens 2 surrounds and forms LED light source chamber 3 with the inner face of described reflector 1.
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, described reflector 1 is the outer cancave cambered surface rotation cup that corresponding shot-light light emitting anger is more than or equal to 30 degree.
Below in conjunction with accompanying drawing, the utility model is done to further detailed description.
Embodiment mono-:
The AR111 that Fig. 1 has provided the present embodiment penetrates the structural representation of lamp lens reflector combination optical structure.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 of different optical acting surfaces of light face.Described enter light face 23 for being positioned at the hemisphere of described lens bottom or the intrados of ellipsoid, described exiting surface 22 is for being positioned at the round table-like extrados of described lens outer surface, described reflective surface 21 is for being positioned at the inverted round table at described lens top or the inner surface of cone, and the described gyroaxis that enters light face 23, reflective surface 22 and exiting surface 21 overlaps.As shown in Figure 1, lens and reflector combine, described lens 2 are inlaid in to described reflector 1 inside, after combination, the light face that enters of described lens coordinates a cavity of formation with the inner face of described reflector, this cavity is the light-source chamber 3 of the corresponding LED of installation, when shot-light is installed, and the interior placement LED light source in LED light source chamber 3 (comprising LED circuit aluminium base and LED lamp pearl).Reflector 1 be shaped as outer convex globoidal rotating cup body, preferably, described reflector 1 is less than or equal to the outer convex globoidal rotating cup body of 30 degree for corresponding shot-light light emitting anger.
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 that enters of lens 2, on the exiting surface 22 of lens 2, directly projects away.On reflective surface 21, be sprayed with reflection powder or plating reflectance coating, the Part II light that LED light source sends is mapped on reflective surface, total reflection occurs, and a total reflection light part is directly shot out at exiting surface 22 upslides, after the reflection of part total reflection light in addition by reflector 1, projects away 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 mono-, finds out from distribution curve flux, and the shot-light of the present embodiment one is realized the high irradiation of concentrating of high brightness in the angle of departure of 20 degree, can meet the optical effect of AR111 shot-light illumination, and the utilization rate of curve table Mingguang City is simultaneously very high.
Embodiment bis-:
As shown in Figure 4, the lens reflector combination optical structure of the present embodiment, be with embodiment mono-difference: the outer cancave cambered surface that is shaped as of reflector 1 rotates cup, preferably, described reflector 1 is the outer cancave cambered surface rotation cup that corresponding shot-light light emitting anger is more than or equal to 30 degree, and its optical principle is the same with embodiment mono-.
Fig. 5 has provided the distribution curve flux figure that implements two, and equally, from curve, the shot-light of the present embodiment two is realized the high irradiation of concentrating of high brightness in the angle of departure of 30 degree, can meet the optical effect of AR111 shot-light illumination, and the utilization rate of curve table Mingguang City is simultaneously very high.
Can know and find out from the distribution curve flux of Fig. 4 and Fig. 5, the light distribution angle irradiating according to shot-light requires different, the structure of reflector 1 is different, so just can be according to concrete irradiation requirement, under the fixing prerequisite of profile, reflecting cup structure and fit dimension, do not change lens and enter light face and reflective surface, only, by changing the outer arc exiting surface of lens, meet the irradiation requirement of various angles.
According to the conventional techniques means of the art, certainly, under the fixing prerequisite of profile, lens arrangement and fit dimension, only, by changing the shape and size of reflective surface in reflector, also can meet the irradiation requirement of various angles.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.

Claims (10)

1. shot-light, includes reflector, lens and LED light source, and described reflector adopts container-like structure, 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; Described lens are arranged in the inner chamber of reflector 1 and install 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 concaving, 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, reflective surface and exiting surface gyroaxis overlap.
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 the gyroaxis of light face, reflective surface and exiting surface and the reflecting surface of reflector central shaft be located along the same line.
4. shot-light according to claim 3, is characterized in that, described in to 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 that enters 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.
CN201320725777.5U 2013-11-15 2013-11-15 Spot lamp Expired - Fee Related CN203628426U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320725777.5U CN203628426U (en) 2013-11-15 2013-11-15 Spot lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320725777.5U CN203628426U (en) 2013-11-15 2013-11-15 Spot lamp

Publications (1)

Publication Number Publication Date
CN203628426U true CN203628426U (en) 2014-06-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320725777.5U Expired - Fee Related CN203628426U (en) 2013-11-15 2013-11-15 Spot lamp

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633540A (en) * 2013-11-15 2015-05-20 广东德豪润达电气股份有限公司 Reflector lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104633540A (en) * 2013-11-15 2015-05-20 广东德豪润达电气股份有限公司 Reflector lamp

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: GUANGDONG ELEC-TECH NVC LIGHTING CO., LTD.

Free format text: FORMER OWNER: GUANGDONG ELECTECH INTERNATIONAL INC.

Effective date: 20150225

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20150225

Address after: 519000 Zhuhai science and technology innovation coastal area of Guangdong high tech Zone, the second phase of the land in the land of J3 block No. 3 plant

Patentee after: GUANGDONG DEHAO LEISHI LIGHTING CO., LTD.

Address before: 4 building, No. six, No. 18, Harbour Road, Tang Wan Town, Zhuhai, Guangdong, 519000

Patentee before: Guangdong Electech International Inc.

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 519000 Zhuhai science and technology innovation coastal area of Guangdong high tech Zone, the second phase of the land in the land of J3 block No. 3 plant

Patentee after: Yi Xun (Zhuhai) Photoelectric Technology Co., Ltd.

Address before: 519000 Zhuhai science and technology innovation coastal area of Guangdong high tech Zone, the second phase of the land in the land of J3 block No. 3 plant

Patentee before: GUANGDONG DEHAO LEISHI LIGHTING CO., LTD.

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: 20140604

Termination date: 20191115