CN103527954A - LED projection-type light source - Google Patents
LED projection-type light source Download PDFInfo
- Publication number
- CN103527954A CN103527954A CN201310499831.3A CN201310499831A CN103527954A CN 103527954 A CN103527954 A CN 103527954A CN 201310499831 A CN201310499831 A CN 201310499831A CN 103527954 A CN103527954 A CN 103527954A
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- CN
- China
- Prior art keywords
- light source
- projection light
- led projection
- lamp
- led
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- 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.)
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Classifications
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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
- F21V7/0091—Reflectors for light sources using total internal reflection
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/233—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating a spot light distribution, e.g. for substitution of reflector lamps
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
-
- 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
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an LED projection-type light source which is simple and ingenious in structure, attractive in appearance, and crystal clear in light-emitting effect. The LED projection-type light source comprises a lamp body (1), a lamp holder connecting portion (2), a reflector lamp cup (3), an LED chip (5), a driving circuit assembly (6), and a heat dissipation cylinder (4). The lamp holder connecting portion (2) is fixedly connected to the front end of the lamp body (1), the driving circuit assembly (6) is located in an inner cavity of the lamp body (1), the heat dissipation cylinder (4) is embedded into the top of the inner cavity of the lamp body (1), the LED chip (5) is fixed to the heat dissipation cylinder (4), heat conduction and heat dissipation are conducted through the heat dissipation cylinder (4), the driving circuit assembly (6) is respectively and electrically connected with the lamp holder connecting portion (2) and the LED chip (5), the reflector lamp cup (3) comprises a lamp cup portion (31) and a lens portion (32), the lamp cup portion (31) and the lens portion (32) are integrally formed and made of a light permeating material, light emitted by the LED chip (5) is gathered to the light-emitting direction by the lens portion (32), and total reflection is conducted on light emitted by the LED chip (5) through the lamp cup portion (31). The LED projection-type light source can be widely used in the LED light source field.
Description
Technical field
The present invention relates to a kind of LED projection light source.
Background technology
At present at lighting field, the advantage such as energy-conservation because having, the high light efficiency of LED, long-life, startup are fast, has more and more been widely applied in light source the use as illumination.In light source, such as GU10, MR16, MR11, the small-sized projection light source such as PAR16 and PAR20 is widely used, it is exactly to have reflective Lamp cup after light-emitting area that the light source of the above-mentioned type has a common feature, existing LED light source kind can directly substitute the halogen light source of above-mentioned model, and also the same with halogen tungsten lamp in size, but allowed people produce aestheticly tired from manufactured materials and appearance design, its structure is also that the lamp body the inside making at Heat Conduction Material fills one group of LED and lens substantially, appearance design is exactly nothing but the light-emitting area that changes lamp body striated surface shape and lens.These reflection Lamp cup tradition adopt glass to make, and aluminize on reflecting surface; Along with developing into LED light source, reflector had also become metal crimp foundry goods gradually afterwards, and its inside is fixed wtih vertebra shape lens; Existing these reflectors are all opaque.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, and a kind of simple and ingenious structure, good looking appearance, the glittering and translucent LED projection light source of illumination effect are provided.
The technical solution adopted in the present invention is: the present invention includes lamp body, lamp holder connecting portion, reflection Lamp cup, LED chip, drive circuit assembly, described LED projection light source also comprises heat-dissipating cylinder, described lamp holder connecting portion is fixedly connected on the front end of described lamp body, described drive circuit assembly is positioned at the inner chamber of described lamp body, described heat-dissipating cylinder embeds the inner cavity top of described lamp body, described LED chip is fixed on described heat-dissipating cylinder and by described heat-dissipating cylinder heat conduction, heat radiation, described drive circuit assembly is electrically connected with described lamp holder connecting portion and described LED chip respectively, described reflection Lamp cup comprises Lamp cup portion, lens section, described Lamp cup portion and described lens section employing light transmissive material are made and are one-body molded, described lens section is gathered to the light direction of light source for the light that described LED chip is sent, described Lamp cup portion carries out total reflection for light that described LED chip is sent to the light direction of light source.
Described lamp body is heat radiation body.
Described lamp body adopts pottery or heat-conducting plastic to make.
Described reflection Lamp cup is the transparent body.
Described reflection Lamp cup adopts glass or plastics to make.
The reflection Lamp cup profile of described reflection Lamp cup and same specification and in the same size.
The beam angle of described LED projection light source is 15 °～100 °.
Further, the beam angle of described LED projection light source is 15 °～25 °.
The model of described lamp holder connecting portion is GU10 or GU5.3 or E14 or E26 or E27.
The model of described LED projection light source is MR16 or MR11 or PAR16 or PAR20.
The invention has the beneficial effects as follows: owing to the present invention includes lamp body, lamp holder connecting portion, reflection Lamp cup, LED chip, drive circuit assembly, heat-dissipating cylinder, described lamp holder connecting portion is fixedly connected on the front end of described lamp body, described drive circuit assembly is positioned at the inner chamber of described lamp body, described heat-dissipating cylinder embeds the inner cavity top of described lamp body, described LED chip is fixed on described heat-dissipating cylinder and by described heat-dissipating cylinder heat conduction, heat radiation, described drive circuit assembly is electrically connected with described lamp holder connecting portion and described LED chip respectively, described reflection Lamp cup comprises Lamp cup portion, lens section, described Lamp cup portion and described lens section employing light transmissive material are made and are one-body molded, described lens section is gathered to the light direction of light source for the light that described LED chip is sent, described Lamp cup portion carries out total reflection for light that described LED chip is sent to the light direction of light source, the present invention adopts total reflection principle, adopt light transmissive material to make and a reflector that carries lens of one-body molded design, appearance and size can be consistent with the appearance and size of traditional halogen light source, latter half adopts heat-dissipating cylinder to be used for fixing LED chip, be beneficial to heat radiation, from the appearance, described reflection Lamp cup is completely transparent, and described lamp body is opaque, bold frees existing total reflection lens, make itself and lens one-body molded, with Heat Conduction Material, do not go to wrap up it, main body using the glittering and translucent outward appearance of total reflection lens as GU10 light source shows, holder resembles diamond in hand, bright and glittering after lighting, and it is not to bate a jot of one's demands as the practicality of projection source, it can project more than 80% luminous flux within the scope of the beam angle at 25° angle, the place ahead, make people scintillating, also design that can scioptics meets any beam angle requirement of client, therefore the present invention is a kind of simple and ingenious structure, good looking appearance, the LED projection light source that illumination effect is glittering and translucent.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention one;
Fig. 2 is the cross-sectional view of the embodiment of the present invention one;
Fig. 3 is the decomposition texture schematic diagram of the embodiment of the present invention one;
Fig. 4 is the overall structure schematic diagram of the embodiment of the present invention two;
Fig. 5 is the cross-sectional view of the embodiment of the present invention two;
Fig. 6 is the decomposition texture schematic diagram of the embodiment of the present invention two.
The specific embodiment
Embodiment mono-:
As shown in FIG. 1 to 3, the LED projection light source of the present embodiment is a kind of LED projection light source of common MR16 model, comprise lamp body 1, lamp holder connecting portion 2, reflection Lamp cup 3, LED chip 5, drive circuit assembly 6, heat-dissipating cylinder 4, described lamp holder connecting portion 2 is fixedly connected on the front end of described lamp body 1, described drive circuit assembly 6 is positioned at the inner chamber of described lamp body 1, described heat-dissipating cylinder 4 embeds the inner cavity top of described lamp body 1, described LED chip 5 is fixed on described heat-dissipating cylinder 4 and by described heat-dissipating cylinder 4 heat conduction, heat radiation, described drive circuit assembly 6 is electrically connected with described lamp holder connecting portion 2 and described LED chip 5 respectively, described reflection Lamp cup 3 comprises Lamp cup portion 31, lens section 32, described Lamp cup portion 31 and described lens section 32 employing light transmissive materials are made and are one-body molded, described lens section 32 is gathered to the light direction of light source for the light that described LED chip 5 is sent, described Lamp cup portion 31 carries out total reflection for light that described LED chip 5 is sent to the light direction of light source, the heat radiation body of described lamp body 1 for adopting heat sink material to make, in the present embodiment, described lamp body 1 adopts pottery to make, described reflection Lamp cup 3 is the transparent body, and in the present embodiment, described reflection Lamp cup 3 adopts glass to make, the reflection Lamp cup profile of described reflection Lamp cup 3 and same specification and in the same size, the model of described lamp holder connecting portion 2 is GU10, the beam angle of described LED projection light source is 25 °, the scope of the beam angle of certain described LED projection light source can be 15 °～100 °, as Focusing projective light, the beam angle of described LED projection light source is better within the scope of 15 °～25 °, with optically focused more.
Embodiment bis-:
As shown in Fig. 4～Fig. 6, the LED projection light source of the present embodiment and the distinguishing characteristics of embodiment mono-are: in the present embodiment, described lamp body 1 adopts heat-conducting plastic to make, and described reflection Lamp cup 3 is adopted made of plastic, and the model of described lamp holder connecting portion 2 is GU5.3.
All the other features of the present embodiment are with embodiment mono-.
Above embodiment only, for illustrating, is not construed as limiting the scope of the present invention.As described in the model of lamp holder connecting portion 2 can also be E14 or other models such as E26 or E27, the model of described LED projection light source can also be MR11 or other models such as PAR16 or PAR20.
The present invention adopts total reflection principle, adopt light transmissive material to make and a reflector that carries lens of one-body molded design, appearance and size can be consistent with the appearance and size of traditional halogen light source, latter half adopts heat-dissipating cylinder to be used for fixing LED chip, be beneficial to heat radiation, from the appearance, described reflection Lamp cup is completely transparent, and described lamp body is opaque, bold frees existing total reflection lens, make itself and lens one-body molded, with Heat Conduction Material, do not go to wrap up it, main body using the glittering and translucent outward appearance of total reflection lens as GU10 light source shows, holder resembles diamond in hand, bright and glittering after lighting, and it is not to bate a jot of one's demands as the practicality of projection source, it can project more than 80% luminous flux within the scope of the beam angle at 25° angle, the place ahead, make people scintillating, also design that can scioptics meets any beam angle requirement of client, therefore the present invention is a kind of simple and ingenious structure, good looking appearance, the LED projection light source that illumination effect is glittering and translucent.
The present invention can be widely used in LED light source field.
Claims (10)
1. a LED projection light source, comprise lamp body (1), lamp holder connecting portion (2), reflection Lamp cup (3), LED chip (5), drive circuit assembly (6), it is characterized in that: described LED projection light source also comprises heat-dissipating cylinder (4), described lamp holder connecting portion (2) is fixedly connected on the front end of described lamp body (1), described drive circuit assembly (6) is positioned at the inner chamber of described lamp body (1), described heat-dissipating cylinder (4) embeds the inner cavity top of described lamp body (1), described LED chip (5) is fixed on that described heat-dissipating cylinder (4) is gone up and by described heat-dissipating cylinder (4) heat conduction, heat radiation, described drive circuit assembly (6) is electrically connected with described lamp holder connecting portion (2) and described LED chip (5) respectively, described reflection Lamp cup (3) comprises Lamp cup portion (31), lens section (32), described Lamp cup portion (31) makes with described lens section (32) employing light transmissive material and is one-body molded, described lens section (32) is gathered to the light direction of light source for the light that described LED chip (5) is sent, described Lamp cup portion (31) carries out total reflection for light that described LED chip (5) is sent to the light direction of light source.
2. LED projection light source according to claim 1, is characterized in that: described lamp body (1) is heat radiation body.
3. LED projection light source according to claim 2, is characterized in that: described lamp body (1) adopts pottery or heat-conducting plastic to make.
4. LED projection light source according to claim 1, is characterized in that: described reflection Lamp cup (3) is the transparent body.
5. LED projection light source according to claim 4, is characterized in that: described reflection Lamp cup (3) adopts glass or plastics to make.
6. LED projection light source according to claim 1, is characterized in that: the reflection Lamp cup profile of described reflection Lamp cup (3) and same specification and in the same size.
7. LED projection light source according to claim 1, is characterized in that: the beam angle of described LED projection light source is 15 °～100 °.
8. LED projection light source according to claim 7, is characterized in that: the beam angle of described LED projection light source is 15 °～25 °
9. LED projection light source according to claim 1, is characterized in that: the model of described lamp holder connecting portion (2) is GU10 or GU5.3 or E14 or E26 or E27.
10. LED projection light source according to claim 1, is characterized in that: the model of described LED projection light source is MR16 or MR11 or PAR16 or PAR20.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499831.3A CN103527954B (en) | 2013-10-22 | 2013-10-22 | LED projection-type light source |
| PCT/CN2014/078160 WO2015058521A1 (en) | 2013-10-22 | 2014-05-22 | Led projection-type light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310499831.3A CN103527954B (en) | 2013-10-22 | 2013-10-22 | LED projection-type light source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103527954A true CN103527954A (en) | 2014-01-22 |
| CN103527954B CN103527954B (en) | 2015-07-08 |
Family
ID=49930184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310499831.3A Expired - Fee Related CN103527954B (en) | 2013-10-22 | 2013-10-22 | LED projection-type light source |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103527954B (en) |
| WO (1) | WO2015058521A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968305A (en) * | 2014-05-12 | 2014-08-06 | 深圳市中电照明股份有限公司 | LED spotlight |
| WO2015058521A1 (en) * | 2013-10-22 | 2015-04-30 | 深圳市中电照明股份有限公司 | Led projection-type light source |
| CN105465636A (en) * | 2016-01-28 | 2016-04-06 | 漳州立达信光电子科技有限公司 | Led lamp |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479301B (en) * | 2017-09-21 | 2023-07-28 | 山东海日峰电子科技有限公司 | Energy-efficient two light source light filling systems |
| CN107688266B (en) * | 2017-09-21 | 2023-08-01 | 山东海日峰电子科技有限公司 | Light pollution prevention accurate spotlight flash lamp |
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-
2013
- 2013-10-22 CN CN201310499831.3A patent/CN103527954B/en not_active Expired - Fee Related
-
2014
- 2014-05-22 WO PCT/CN2014/078160 patent/WO2015058521A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050219840A1 (en) * | 2004-03-30 | 2005-10-06 | Holder Ronald G | Apparatus and method for improved illumination area fill |
| CN101275716A (en) * | 2007-03-26 | 2008-10-01 | 郑沈秀 | Semiconductor lighting energy-saving lamp |
| CN201262380Y (en) * | 2008-09-28 | 2009-06-24 | 林清洪 | Even illumination type wide-angle metal LED ball bubble |
| CN101706063A (en) * | 2009-12-04 | 2010-05-12 | 启东市众恒源照明科技有限公司 | LED spot lamp |
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| WO2015058521A1 (en) * | 2013-10-22 | 2015-04-30 | 深圳市中电照明股份有限公司 | Led projection-type light source |
| CN103968305A (en) * | 2014-05-12 | 2014-08-06 | 深圳市中电照明股份有限公司 | LED spotlight |
| CN105465636A (en) * | 2016-01-28 | 2016-04-06 | 漳州立达信光电子科技有限公司 | Led lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015058521A1 (en) | 2015-04-30 |
| CN103527954B (en) | 2015-07-08 |
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