CN101586743A - Light-emitting diode (LED) lamp structure - Google Patents
Light-emitting diode (LED) lamp structure Download PDFInfo
- Publication number
- CN101586743A CN101586743A CNA2008101120880A CN200810112088A CN101586743A CN 101586743 A CN101586743 A CN 101586743A CN A2008101120880 A CNA2008101120880 A CN A2008101120880A CN 200810112088 A CN200810112088 A CN 200810112088A CN 101586743 A CN101586743 A CN 101586743A
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- CN
- China
- Prior art keywords
- light
- led
- emitting diode
- reflection
- circuit board
- 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
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
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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
- F21V7/00—Reflectors for light sources
- F21V7/0066—Reflectors for light sources specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified
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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
- 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)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention relates to a light-emitting diode (LED) lamp structure. The LED lamp structure comprises a shell, a luminous body unit and a radiating plate; the shell comprises a reflector lamp cup and a connecting seat, wherein the reflector lamp cup is a light reflection accommodating chamber provided with a light outlet, and the section of a reflection wall of the light reflection accommodating chamber is parabolic; the luminous body unit comprises a circuit board, a heat conductor is attached to one side of the circuit board, a high-power LED is connected to the circuit board, and the luminous body unit also comprises an optical lens combined with an LED; and the heat conductor faces to the direction of the light outlet of the reflector cup, and the high-power LED and the optical lens are opposite to the heat conductor and towards the direction of the connecting seat. The high-power LED is applied and placed into the reflector lamp cup in the inward direction, the optical lens refracts light released by the LED to the parabolic reflection wall, and the light is refracted outwards. During use, the number of the LED can be greatly reduced, the effect of reducing the cost is achieved, and the integral structure is simple and easy to assemble.
Description
Technical field
The present invention relates to a kind of fitting structure, particularly a kind of projection-type LED fitting structure that adopts the LED light emitting diode as light source.
Background technology
Utilize the projection brightness of light source to show out illuminated article especially at present, or utilize light to improve the spatial impression of indoor and outdoor, perhaps utilize light that illumination (as the illuminating lamp of vehicle), warning function etc. are provided, and the projecting light the most normal light source that is used in the such use just.
General now projection-type light source, all to consider brightness and cost mostly, and use based on halogen bulb as light emitting source, though based on halogen bulb has enough brightness, but relative wattage is also higher, makes power consumption also improve relatively, more has overheated phenomenon to produce, pursuing under the society of environmental protection and power saving at present, promptly be a kind of light source that wastes energy as light emitting source with based on halogen bulb.Therefore, in recent years at the easy overheated and big problem of power consumption, people replace based on halogen bulb with LED (Light Emitting Diode, Light-Emitting Diode) and as light source.As Taiwan utility model M314300 number (application number 95222835) patent disclosure a kind of LED projecting lamp, this projecting lamp comprises a base body, luminous tube group, radiating fin and light cover group; Wherein, the luminous tube group is made up of a plurality of LED luminous tubes and luminous tube drive circuit board, the base body and function is to place drive circuit board, radiating fin is arranged at base body top end, the light cover group is then in order to cover LED, said structure constitutes a LED projecting lamp, though the light fixture of said structure uses a plurality of LED luminous tubes can provide higher brightness as light emitting source, but the relative more at most manufacturing cost of quantitatively using of manufacturer that just improved, and each LED will arrange in pairs or groups and use an optical lens (or to claim optical lens, lens) optically focused or the astigmatic effect in order to realize LED, so manufacturing cost is improved, and the light fixture of said structure is complicated, and assembling is wasted time and energy.
Summary of the invention
The purpose of this invention is to provide a kind of quantity that can realize significantly reducing LED, effectively reduce cost, and realize having good projection effect and simple in structure and have a LED fitting structure that reduces the integrated member cost simultaneously.
For achieving the above object, the invention provides a kind of light-emitting diode (LED) lamp structure, comprising: a lamp casing, an illuminator unit and a heat radiation plate;
Described lamp casing comprises a reflection Lamp cup and an a connecting seat, described reflection Lamp cup is that the light with light-emitting window reflects room, the reflective wall cross section of described light reflection room is parabola, the light-emitting window of described reflection Lamp cup is connected with described Connection Block the bottom surface in the other direction, and described Connection Block is provided with two open-works;
Described illuminator unit comprises a circuit board, one side is with heat carrier on the described circuit board, a High Power LED is connected on the circuit board, an optical lens that combines with light emitting diode, and two be connected on the circuit board and the electrode pin that links to each other with light emitting diode the two poles of the earth pin;
Described illuminator unit is positioned at the reflection room of described reflector, heat carrier on the described circuit board is towards reflector light-emitting window direction, described heat radiation plate fits on this heat carrier, described High Power LED and the optical lens that combines with it are in reverse to heat carrier and towards described Connection Block direction, described two electrode pin pass two open-works that described Connection Block is provided with respectively.
Advantage of the present invention is:
Use a High Power LED to place in the reflection Lamp cup with inwardly direction, and the light refraction that High Power LED discharged outwards can be reflected to being on the parabolical reflective wall again via optical lens, and then reach the purpose of projection source, so, can realize significantly reducing the quantity of LED light emitting diode, reach the effect that reduces cost, and also have good projection effect simultaneously, and overall structure is simple, assembling is easy.
Below in conjunction with drawings and Examples the present invention is made a detailed description.
Description of drawings
Fig. 1 is a three-dimensional exploded view of the present invention;
Fig. 2 is another visual angle three-dimensional exploded view of the present invention;
Fig. 3 is a three-dimensional combination figure of the present invention;
Fig. 4 is the three-dimensional assembled sectional view of the present invention;
The view of Fig. 5 during for light refraction of the present invention.
The specific embodiment
Embodiment,
Present embodiment is a kind of light-emitting diode (LED) lamp structure, and referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, this fitting structure comprises: a lamp casing 1, an illuminator unit 3 and a heat radiation plate 7;
Described housing comprises a reflection Lamp cup 10 and an a connecting seat 20, described reflection Lamp cup is that the light with light-emitting window 111 reflects room 11, described reflection Lamp cup and the corresponding bottom of light-emitting window are provided with through hole 12 these through holes shape that is rectangle, and also can be provided with in the middle of this oblong-shaped through hole certainly (not shown) at interval; As shown in Figure 4, reflective wall 112 cross sections of described light reflection room are parabola, the light-emitting window of reflection Lamp cup is connected with described Connection Block the bottom surface in the other direction, described Connection Block is provided with two open-works 21, the Connection Block that described reflection Lamp cup connects has sealed the oblong-shaped through hole of described reflection Lamp cup bottom, and two open-works of described Connection Block are between described reflection Lamp cup oblong-shaped through hole;
Described illuminator unit comprises a circuit board 30, one side is with heat carrier 31 on the described circuit board, a High Power LED 40 is connected on the circuit board, an optical lens that combines with light emitting diode 50, and two be fastened on the circuit board and the electrode pin 60 of the electric connection that links to each other with light emitting diode the two poles of the earth pin;
Wherein, described heat carrier is the metal material with high heat-conducting effect, for example aluminium base or copper base; Described optical lens is to have one to go into optical plane 51, and contract first exiting surface 52 that extends, gradually in the bending from the described edge of going into optical plane from described first end that extends second exiting surface 53 of an outer oblique extension gradually that goes out to contract in the optical plane, and one be connected in that described second exiting surface opens outward oblique extending end go out optical plane 54, described light inlet plane abutment is on described High Power LED; Described electrode pin is the conductive metal bar.
Described heat radiation plate is the aluminium base material of sheet, also can be copper base material matter, but aluminium base material is more saved material cost.
Described illuminator unit passes the open-work that described Connection Block is provided with respectively by two electrode pin and is fixed in the reflection room of described reflector, two electrode pin ends are piercing in outside two open-works, heat carrier on the described circuit board is towards reflector light-emitting window direction, described heat radiation plate fits on the heat carrier on the circuit board, its purpose is: the thermal source that High Power LED produced is reached fin by the heat carrier on the circuit board dispel the heat, and then reach the effect that promotes radiating efficiency; Described High Power LED and the optical lens that combines with it are in reverse to heat carrier and towards described Connection Block direction, and described two electrode pin pass the open-work that described Connection Block is provided with respectively and are used for being electrically connected with external power source device (for example electrical socket).
State when Fig. 5 has illustrated the light refraction of present embodiment LED fitting structure, when high-power diode is connected power supply release light, light can refract to via optical lens 50 and be parabolical reflective wall 112 and reflect outside the light-emitting window 111 of reflection Lamp cup again, and reaches the effect of optically focused projection; In the present embodiment, light enters its inside by optical lens as optical plane 51, about afterwards 80% light is reflected by first exiting surface 52, about 20% light reaches by second exiting surface 53 and goes out optical plane 54 and reflects, and 80% light that reflects is that directive is to being parabolical reflective wall, and reflect again via reflective wall outside the light-emitting window of reflection Lamp cup, but the most of directive reflective wall approximately of 20% light and refracting to again outside the light-emitting window, and make light after the refraction can realize the purpose of optically focused projection via being parabolical reflective wall.
In sum, the present invention uses a high-power light emitting diode to place in the reflection Lamp cup with inwardly direction, and the light refraction that High Power LED discharged is outwards reflected to being on the parabolical reflective wall again via optical lens, and then reach the purpose of projection source, so, can realize significantly reducing the quantity of LED light emitting diode, reduce the cost of irradiation light, and also realized good projection effect simultaneously, the present invention is simple in structure, assembling is time saving and energy saving.
The foregoing description does not limit to claim of the present invention, and the structural change that all utilizations specification of the present invention and diagramatic content are done all within the scope of the present invention.
Claims (6)
1. a light-emitting diode (LED) lamp structure is characterized in that, described fitting structure comprises: a lamp casing, an illuminator unit and a heat radiation plate;
Described lamp casing comprises a reflection Lamp cup and an a connecting seat, described reflection Lamp cup is that the light with light-emitting window reflects room, the reflective wall cross section of described light reflection room is parabola, the light-emitting window of described reflection Lamp cup is connected with described Connection Block the bottom surface in the other direction, and described Connection Block is provided with two open-works;
Described illuminator unit comprises a circuit board, one side is with heat carrier on the described circuit board, a High Power LED is connected on the circuit board, an optical lens that combines with light emitting diode, and two be connected on the circuit board and the electrode pin that links to each other with light emitting diode the two poles of the earth pin;
Described illuminator unit is positioned at the reflection room of described reflector, heat carrier on the described circuit board is towards reflector light-emitting window direction, described heat radiation plate fits on this heat carrier, described High Power LED and the optical lens that combines with it are in reverse to heat carrier and towards described Connection Block direction, described two electrode pin pass two open-works that described Connection Block is provided with respectively.
2. a kind of light-emitting diode (LED) lamp structure according to claim 1, it is characterized in that, described optical lens is to have one to go into optical plane, and contract first exiting surface that extends, gradually in the bending from the described edge of going into optical plane from described first end that extends second exiting surface of an outer oblique extension gradually that goes out to contract in the optical plane, reach one and be connected in the optical plane that goes out that described second exiting surface is opened oblique extending end outward, described light inlet plane abutment is on described High Power LED.
3. a kind of light-emitting diode (LED) lamp structure according to claim 1 is characterized in that, described electrode pin is the conductive metal bar.
4. a kind of light-emitting diode (LED) lamp structure according to claim 1 is characterized in that, described illuminator unit passes the open-work that described Connection Block is provided with respectively by two electrode pin and is fixed in the reflection room of described reflector.
5. a kind of light-emitting diode (LED) lamp structure according to claim 1 is characterized in that, described heat radiation plate is the aluminium base material of sheet.
6. a kind of light-emitting diode (LED) lamp structure according to claim 1, it is characterized in that, described reflection Lamp cup and the corresponding bottom of light-emitting window are provided with through hole, the described Connection Block that is connected with the reflection Lamp cup has sealed the through hole of described reflection Lamp cup bottom, and two open-works of described Connection Block are between described reflection Lamp cup through hole.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101120880A CN101586743A (en) | 2008-05-21 | 2008-05-21 | Light-emitting diode (LED) lamp structure |
| PCT/CN2008/072918 WO2009140838A1 (en) | 2008-05-21 | 2008-11-04 | Led lamp structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101120880A CN101586743A (en) | 2008-05-21 | 2008-05-21 | Light-emitting diode (LED) lamp structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101586743A true CN101586743A (en) | 2009-11-25 |
Family
ID=41339740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101120880A Pending CN101586743A (en) | 2008-05-21 | 2008-05-21 | Light-emitting diode (LED) lamp structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101586743A (en) |
| WO (1) | WO2009140838A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104823095A (en) * | 2012-12-10 | 2015-08-05 | 通用电气照明解决方案有限责任公司 | Lens-reflector combination for batwing light distribution |
| CN107429907A (en) * | 2015-02-25 | 2017-12-01 | 赵辉·林 | Operating lamp and the replacement bulb for operating lamp |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112555695A (en) * | 2019-09-07 | 2021-03-26 | 邓海宾 | Transparent leaf vein transparent leaf lamp imitating natural ecological plants |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5173810A (en) * | 1991-08-21 | 1992-12-22 | Aisens Co., Ltd. | Light transmitting lens for use with a photoelectric sensor |
| JP2006019160A (en) * | 2004-07-02 | 2006-01-19 | Takashi Hayashi | Lighting device |
| CN2878923Y (en) * | 2005-12-29 | 2007-03-14 | 吴佰军 | Radiation assembly structure for big power LED lamp |
-
2008
- 2008-05-21 CN CNA2008101120880A patent/CN101586743A/en active Pending
- 2008-11-04 WO PCT/CN2008/072918 patent/WO2009140838A1/en active Application Filing
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104823095A (en) * | 2012-12-10 | 2015-08-05 | 通用电气照明解决方案有限责任公司 | Lens-reflector combination for batwing light distribution |
| CN104823095B (en) * | 2012-12-10 | 2017-09-29 | 通用电气照明解决方案有限责任公司 | The lens reflector combination of batswing tab luminous intensity distribution |
| CN107429907A (en) * | 2015-02-25 | 2017-12-01 | 赵辉·林 | Operating lamp and the replacement bulb for operating lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009140838A1 (en) | 2009-11-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20091125 |