EP2136123A1 - Lamp structure - Google Patents
Lamp structure Download PDFInfo
- Publication number
- EP2136123A1 EP2136123A1 EP09401010A EP09401010A EP2136123A1 EP 2136123 A1 EP2136123 A1 EP 2136123A1 EP 09401010 A EP09401010 A EP 09401010A EP 09401010 A EP09401010 A EP 09401010A EP 2136123 A1 EP2136123 A1 EP 2136123A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- light emitting
- lamp
- reflector
- emitting source
- lamp structure
- 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.)
- Withdrawn
Links
Images
Classifications
-
- 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
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
-
- 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
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/04—Fastening of light sources or lamp holders with provision for changing light source, e.g. turret
-
- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
-
- 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
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
-
- 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]
Definitions
- the present invention relates to a lamp structure, and more particularly to a lamp structure with focused bright light, its illumination angle is as large as 180 degrees, and the lamp has a long life, good heat dissipation and is environmental friendly.
- the present invention has arisen to mitigate and/or obviate the afore-described disadvantages.
- the primary objective of the present invention is to provide a lamp structure with focused bright light, its illumination angle is as large as 180 degrees, and the lamp has a long life, good heat dissipation and is environmental friendly.
- the lamp structure provided in accordance with the present invention comprises:
- the light emitting diode is of any color and is high power.
- FIG. 1 is an exploded view of a lamp structure in accordance with a preferred embodiment of the present invention.
- the lamp structure comprises: a slim light emitting source 1, a reflector 2, a flat lens 3, a lamp housing 4 and a driver 5.
- the light emitting source 1 includes one or more high power LED (light emitting diode) 10 packaged on a MPCB (multilayered printed circuit board) aluminum base 11, and the LED 10 can be of any color.
- MPCB multilayered printed circuit board
- the LED 10 can be of any color.
- Around the periphery of the aluminum base 11 are oppositely arranged two locking grooves 12 for passage and electrical connection of the positive and negative leads 50 of the driver 5 and a plurality of gaps 13 for making it easier to take out the light emitting source 1 from the lamp housing 4 when replacement is required.
- the reflector 2 is funnel-shaped and concaved toward the center thereof, in the bottom of the reflector 2 are defined one or more holes 20 for accommodation of a part of the surface of the LED 10, and the inner surface of the reflector 2 is coated to form a light reflecting surface for adjusting the illumination angle, eliminating shade, and focusing the light generated from the light source while preventing waste of light.
- the surface of the flat lens 3 is treated with sand blast to blend the light source and carry out luminous reflectance, so that the illumination angle can be adjusted up to 180 degrees, ghosting is prevented, and the light source is emitted out in a focused way.
- the lamp housing 4 includes a receiving chamber 40, one end of which is accommodated with the slim light emitting source 1, the reflector 2, and the flat lens 13, respectively, and the other end of which is provided for insertion of the driver 50.
- the outer surface of the lamp housing 4 is formed with a plurality of heat dissipation fins 41.
- the driver 5 is inserted in the other end of the lamp 4 and has positive and negative leads 50 connected to the slim light emitting source 1 for making it to produce light.
- Fig. 2 which is a perspective view of a lamp structure in accordance with the preferred embodiment of the present invention
- the light emitting source 1 is inserted in the receiving chamber 40 of the lamp housing 4, and then the reflector 2 is inserted with its holes 20 aligned and engaged with the LEDs 10.
- the flat lens 3 is assembled, and then the driver 5 is inserted into the other end of the receiving chamber 40 with its positive and negative leads extending into electrical contact with the light emitting source 1, as shown in Figs. 3 and 4 , thus forming a lamp.
- the operating voltage of the lamp is 12 V, and because of the high power LEDs 10, the light emitting source 1 will produce bright enough light and has a long life.
- the reflector 2 can adjust the illumination angle of the LEDs 10, illuminate shade, and focus the light of the light emitting source.
- the sand blasted flat lens 3 can blend the light emitting source to have an illumination angle of 180 degrees, and thus ghosting is prevented.
- the fins 41 around the outer periphery of the lamp housing 4 can effectively improve the heat dissipation efficiency.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A lamp structure comprises: a slim light emitting source including at least one LED (10) packaged on a multilayered printed circuit board type aluminum base (11); a funnel-shaped reflector (2) being concaved toward a center thereof and defined with at least one hole (20) for partially accommodating the LED (10), and an inner surface of the reflector (2) being coated to form a light reflecting surface; a flat lens (3) whose surface being treated with sand blast; a lamp housing (4) with a receiving chamber (40) for accommodation of the slim light emitting source, the reflector, the flat lens, and a driver (5), the lamp housing (4) being formed with a plurality of heat dissipation fins (41); and the driver (5) inserted in the other end of the receiving chamber of the lamp and having a positive and negative leads connected to the slim light emitting source for enabling it to produce light.
Description
- The present invention relates to a lamp structure, and more particularly to a lamp structure with focused bright light, its illumination angle is as large as 180 degrees, and the lamp has a long life, good heat dissipation and is environmental friendly.
- Conventional lights, not matter wall or ceiling type, are all big in size and occupy a lot space. On top of that, if the light itself doesn't have an appealing appearance and a well-designed shape, it can't be in harmony with the surrounding decorations.
- The present invention has arisen to mitigate and/or obviate the afore-described disadvantages.
- The primary objective of the present invention is to provide a lamp structure with focused bright light, its illumination angle is as large as 180 degrees, and the lamp has a long life, good heat dissipation and is environmental friendly.
- To achieve the above objective, the lamp structure provided in accordance with the present invention comprises:
- a slim light emitting source including at least one light emitting diode packaged on a multilayered printed circuit board type aluminum base;
- a funnel-shaped reflector being concaved toward a center thereof, in a bottom of the reflector being defined at least one hole for partially accommodating a surface of the light emitting diode, and an inner surface of the reflector being coated to form a light reflecting surface;
- a flat lens whose surface being treated with sand blast;
- a lamp housing including a receiving chamber, one end of which being accommodated with the slim light emitting source, the reflector, and the flat lens, respectively, and the other end of which being provided for insertion of a driver, an outer surface of the lamp housing being formed with a plurality of heat dissipation fins; and
- the driver being inserted in the other end of the receiving chamber of the lamp and having a positive and negative leads connected to the slim light emitting source for making it produce light.
- The light emitting diode is of any color and is high power.
-
-
Fig. 1 is an exploded view of a lamp structure in accordance with a preferred embodiment of the present invention; -
Fig. 2 is a perspective view of the lamp structure in accordance with the preferred embodiment of the present invention; -
Fig. 3 is a cross sectional view of the lamp structure in accordance with the preferred embodiment of the present invention; and -
Fig. 4 is another cross sectional view of the lamp structure in accordance with the preferred embodiment of the present invention. - The present invention will be clearer from the following description when viewed together with the accompanying drawings, which show, for purpose of illustrations only, the preferred embodiment in accordance with the present invention.
- Referring to
Fig. 1 , which is an exploded view of a lamp structure in accordance with a preferred embodiment of the present invention. The lamp structure comprises: a slimlight emitting source 1, areflector 2, aflat lens 3, alamp housing 4 and adriver 5. - The
light emitting source 1 includes one or more high power LED (light emitting diode) 10 packaged on a MPCB (multilayered printed circuit board)aluminum base 11, and theLED 10 can be of any color. Around the periphery of thealuminum base 11 are oppositely arranged twolocking grooves 12 for passage and electrical connection of the positive and negative leads 50 of thedriver 5 and a plurality ofgaps 13 for making it easier to take out thelight emitting source 1 from thelamp housing 4 when replacement is required. - The
reflector 2 is funnel-shaped and concaved toward the center thereof, in the bottom of thereflector 2 are defined one ormore holes 20 for accommodation of a part of the surface of theLED 10, and the inner surface of thereflector 2 is coated to form a light reflecting surface for adjusting the illumination angle, eliminating shade, and focusing the light generated from the light source while preventing waste of light. - The surface of the
flat lens 3 is treated with sand blast to blend the light source and carry out luminous reflectance, so that the illumination angle can be adjusted up to 180 degrees, ghosting is prevented, and the light source is emitted out in a focused way. - The
lamp housing 4 includes areceiving chamber 40, one end of which is accommodated with the slimlight emitting source 1, thereflector 2, and theflat lens 13, respectively, and the other end of which is provided for insertion of thedriver 50. The outer surface of thelamp housing 4 is formed with a plurality ofheat dissipation fins 41. - The
driver 5 is inserted in the other end of thelamp 4 and has positive andnegative leads 50 connected to the slimlight emitting source 1 for making it to produce light. - As shown in
Fig. 2 , which is a perspective view of a lamp structure in accordance with the preferred embodiment of the present invention, thelight emitting source 1 is inserted in thereceiving chamber 40 of thelamp housing 4, and then thereflector 2 is inserted with itsholes 20 aligned and engaged with theLEDs 10. After that, theflat lens 3 is assembled, and then thedriver 5 is inserted into the other end of thereceiving chamber 40 with its positive and negative leads extending into electrical contact with thelight emitting source 1, as shown inFigs. 3 and4 , thus forming a lamp. - When in use, the operating voltage of the lamp is 12 V, and because of the
high power LEDs 10, thelight emitting source 1 will produce bright enough light and has a long life. On top of that, thereflector 2 can adjust the illumination angle of theLEDs 10, illuminate shade, and focus the light of the light emitting source. Furthermore, the sand blastedflat lens 3 can blend the light emitting source to have an illumination angle of 180 degrees, and thus ghosting is prevented. Finally, thefins 41 around the outer periphery of thelamp housing 4 can effectively improve the heat dissipation efficiency. - While we have shown and described various embodiments in accordance with the present invention, it is clear to those skilled in the art that further embodiments may be made without departing from the scope of the present invention.
Claims (4)
- A lamp structure comprising:a slim light emitting source including at least one light emitting diode packaged on a multilayered printed circuit board type aluminum base;a funnel-shaped reflector being concaved toward a center thereof, in a bottom of the reflector being defined at least one hole for partially accommodating a surface of the light emitting diode, and an inner surface of the reflector being coated to form a light reflecting surface;a flat lens whose surface being treated with sand blast;a lamp housing including a receiving chamber, one end of which being accommodated with the slim light emitting source, the reflector, and the flat lens, respectively, and the other end of which being provided for insertion of a driver, an outer surface of the lamp housing being formed with a plurality of heat dissipation fins; andthe driver being inserted in the other end of the receiving chamber of the lamp and having positive and negative leads connected to the slim light emitting source for enabling it to produce light.
- The lamp structure as claimed in claim 1, wherein the aluminum base is provided around its periphery thereof with two oppositely arranged locking grooves for passage and electrical connection of the positive and negative leads, and a plurality of gaps for making it easier to take out the light emitting source from the lamp housing when replacement is required.
- The lamp structure as claimed in claim 1, wherein the light emitting diode is of any color.
- The lamp structure as claimed in claim 1, wherein the light emitting diode is high power.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW097210582U TWM343773U (en) | 2008-06-16 | 2008-06-16 | Structural improvement of lamps |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2136123A1 true EP2136123A1 (en) | 2009-12-23 |
Family
ID=40973147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09401010A Withdrawn EP2136123A1 (en) | 2008-06-16 | 2009-06-16 | Lamp structure |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2136123A1 (en) |
TW (1) | TWM343773U (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101005054B1 (en) | 2008-07-24 | 2010-12-30 | 주식회사 옵트론텍 | LED Module |
EP2322852A1 (en) * | 2009-11-13 | 2011-05-18 | Optoga AB | A lamp including a light-emitting diode |
GB2478489A (en) * | 2011-07-04 | 2011-09-07 | Metrolight Ltd | LED light |
WO2012039658A1 (en) * | 2010-09-22 | 2012-03-29 | Enercomp Ab | Led lamp |
CN102777824A (en) * | 2012-07-23 | 2012-11-14 | 贵州光浦森光电有限公司 | LED lighting lamp with mounting interface support combined component |
CN102818183A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) tunnel lamp using lamp shell as mounting interface bracket structure |
CN102818180A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) project lamp utilizing lamp shell as mounting interface bracket structure |
WO2013003996A1 (en) * | 2011-07-04 | 2013-01-10 | 厦门星际电器有限公司 | Led spot lamp |
EP2827044A1 (en) * | 2010-06-04 | 2015-01-21 | LG Innotek Co., Ltd. | Lighting device |
CN107883213A (en) * | 2017-10-11 | 2018-04-06 | 佛山电器照明股份有限公司 | A kind of LED PAR lamps |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4473872A (en) * | 1982-05-21 | 1984-09-25 | Gte Products Corporation | Par spot lamp |
JP2003059332A (en) * | 2001-08-17 | 2003-02-28 | Matsushita Electric Works Ltd | Led luminaire |
DE202004004570U1 (en) * | 2004-03-10 | 2004-05-27 | Conrad Electronic Gmbh | Light source for lamp for replacing e.g. halogen lamps etc. with housing containing at least one light emitting diode (LED), which is fitted on cooling member for waste heat connection, coupled to housing |
US20060193139A1 (en) * | 2005-02-25 | 2006-08-31 | Edison Opto Corporation | Heat dissipating apparatus for lighting utility |
US20060227558A1 (en) | 2005-04-08 | 2006-10-12 | Toshiba Lighting & Technology Corporation | Lamp having outer shell to radiate heat of light source |
US20070001870A1 (en) * | 2005-04-12 | 2007-01-04 | Ralph Rohlfing | Luminaire with LED(S) and method for operating the luminaire |
DE202007003679U1 (en) * | 2007-03-09 | 2007-05-16 | Hong Kuan Technology Co., Ltd., Sinjhuang City | Light emitting diode lamp for presentation of e.g. sales objects, in e.g. showcase, has cooling module, which is formed of number of cooling fins, and protective covering, which encloses cooling module |
US20070236935A1 (en) * | 2006-03-31 | 2007-10-11 | Augux Co., Ltd. | LED lamp conducting structure with plate-type heat pipe |
-
2008
- 2008-06-16 TW TW097210582U patent/TWM343773U/en not_active IP Right Cessation
-
2009
- 2009-06-16 EP EP09401010A patent/EP2136123A1/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4473872A (en) * | 1982-05-21 | 1984-09-25 | Gte Products Corporation | Par spot lamp |
JP2003059332A (en) * | 2001-08-17 | 2003-02-28 | Matsushita Electric Works Ltd | Led luminaire |
DE202004004570U1 (en) * | 2004-03-10 | 2004-05-27 | Conrad Electronic Gmbh | Light source for lamp for replacing e.g. halogen lamps etc. with housing containing at least one light emitting diode (LED), which is fitted on cooling member for waste heat connection, coupled to housing |
US20060193139A1 (en) * | 2005-02-25 | 2006-08-31 | Edison Opto Corporation | Heat dissipating apparatus for lighting utility |
US20060227558A1 (en) | 2005-04-08 | 2006-10-12 | Toshiba Lighting & Technology Corporation | Lamp having outer shell to radiate heat of light source |
US20070001870A1 (en) * | 2005-04-12 | 2007-01-04 | Ralph Rohlfing | Luminaire with LED(S) and method for operating the luminaire |
US20070236935A1 (en) * | 2006-03-31 | 2007-10-11 | Augux Co., Ltd. | LED lamp conducting structure with plate-type heat pipe |
DE202007003679U1 (en) * | 2007-03-09 | 2007-05-16 | Hong Kuan Technology Co., Ltd., Sinjhuang City | Light emitting diode lamp for presentation of e.g. sales objects, in e.g. showcase, has cooling module, which is formed of number of cooling fins, and protective covering, which encloses cooling module |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101005054B1 (en) | 2008-07-24 | 2010-12-30 | 주식회사 옵트론텍 | LED Module |
EP2322852A1 (en) * | 2009-11-13 | 2011-05-18 | Optoga AB | A lamp including a light-emitting diode |
EP2827044A1 (en) * | 2010-06-04 | 2015-01-21 | LG Innotek Co., Ltd. | Lighting device |
WO2012039658A1 (en) * | 2010-09-22 | 2012-03-29 | Enercomp Ab | Led lamp |
WO2013003996A1 (en) * | 2011-07-04 | 2013-01-10 | 厦门星际电器有限公司 | Led spot lamp |
GB2478489A (en) * | 2011-07-04 | 2011-09-07 | Metrolight Ltd | LED light |
US8933631B2 (en) | 2011-07-04 | 2015-01-13 | Metrolight Ltd. | Light emitting diode (LED) lighting fixture |
EP2544510A2 (en) | 2011-07-04 | 2013-01-09 | Metrolight Limited | Light emitting diode (LED) lighting fixture |
CN102818180A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) project lamp utilizing lamp shell as mounting interface bracket structure |
CN102777824B (en) * | 2012-07-23 | 2014-06-11 | 贵州光浦森光电有限公司 | LED lighting lamp with mounting interface support combined component |
CN102818183B (en) * | 2012-07-23 | 2014-09-10 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) tunnel lamp using lamp shell as mounting interface bracket structure |
CN102818180B (en) * | 2012-07-23 | 2014-10-22 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) project lamp utilizing lamp shell as mounting interface bracket structure |
CN102818183A (en) * | 2012-07-23 | 2012-12-12 | 贵州光浦森光电有限公司 | LED (Light-Emitting Diode) tunnel lamp using lamp shell as mounting interface bracket structure |
CN102777824A (en) * | 2012-07-23 | 2012-11-14 | 贵州光浦森光电有限公司 | LED lighting lamp with mounting interface support combined component |
CN107883213A (en) * | 2017-10-11 | 2018-04-06 | 佛山电器照明股份有限公司 | A kind of LED PAR lamps |
Also Published As
Publication number | Publication date |
---|---|
TWM343773U (en) | 2008-11-01 |
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