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WO2009059467A1 - Lampe de projection à diodes électroluminescentes - Google Patents

Lampe de projection à diodes électroluminescentes Download PDF

Info

Publication number
WO2009059467A1
WO2009059467A1 PCT/CN2007/003223 CN2007003223W WO2009059467A1 WO 2009059467 A1 WO2009059467 A1 WO 2009059467A1 CN 2007003223 W CN2007003223 W CN 2007003223W WO 2009059467 A1 WO2009059467 A1 WO 2009059467A1
Authority
WO
WIPO (PCT)
Prior art keywords
light source
led
concentrating
profile
mounting
Prior art date
Application number
PCT/CN2007/003223
Other languages
English (en)
Chinese (zh)
Inventor
Shaofan Chen
Original Assignee
Shaofan Chen
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 Shaofan Chen filed Critical Shaofan Chen
Publication of WO2009059467A1 publication Critical patent/WO2009059467A1/fr

Links

Classifications

    • 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
    • F21V19/0045—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources by tongue and groove connections, e.g. dovetail interlocking means fixed by sliding
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • 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 invention relates to a lamp with a light-emitting diode (LED) as an illumination source, in particular to a high-power LED flood lamp, belonging to the technical field of semiconductor illumination.
  • LED light-emitting diode
  • a tungsten light bulb with a power of about 100W, a mercury lamp, or a squeezing lamp.
  • the floodlights are thick and heavy, consume large amounts of electricity, have a high light loss, and have high maintenance costs.
  • An LED is a small-sized semiconductor device that emits light of various colors when current is passed through it. Therefore, the LED with the LED as the light source has many advantages such as low power requirement, long service life, good color effect, small volume, and low heat generation.
  • Chinese Patent No. CN2886319Y discloses a high power LED flood light, which includes a housing, an LED light source, a driver (power conversion control circuit component), a light projection angle control component, and a mount.
  • the metal heat sink of its LED light source is directly connected to the floodlight housing through the thermal conductive glue, which is not only inconvenient for the assembly of the LED flood light, and it is not convenient to exchange the LED light source once a certain component has a problem. Moreover, since it is assembled into a monolithic LED light source, when the specifications of the floodlights are changed, it is necessary to provide metal heat sinks of different sizes, which is not convenient for standardized processing and production.
  • the technical problem to be solved by the present invention is to overcome the deficiencies of the prior art, and to provide an LED flood light which is easy to assemble, convenient to replace and adjust the number of LED light sources, and which is convenient for standard production.
  • an LED flood light comprising a casing, an LED light source and a driver electrically connected to the LED light source
  • the light source mounting plate is arranged in the casing, and the light source mounting plate is provided with a plurality of
  • the LED light source includes a plurality of light emitting diodes distributed on one or more busbars.
  • the busbars are movably inserted in the mounting slots, and the ends of the busbars are respectively electrically connected to the driver.
  • the light source mounting plate is composed of one or more profiles having slits in sections, the mounting grooves being formed by the slots extending in the longitudinal direction.
  • the two ends of the light source mounting plate are provided with a baffle for integrally connecting the profiles, and the baffle is provided with a mounting hole, and the baffle is connected to the housing through the mounting hole.
  • the profile is an aluminum profile, and a through hole for connecting to the baffle is formed on the aluminum profile.
  • the side surface of the profile is provided with a bayonet, and a connecting thin plate is interposed between the bayonet of the adjacent profile.
  • a thermal conductive adhesive is disposed between the bottom surface of the profile and the housing.
  • a concentrating device is disposed above the light emitting diode, and a sliding slot for mounting the concentrating device is disposed directly above the mounting groove of the light source mounting plate.
  • the mounting groove is integrally formed with the sliding slot.
  • the concentrating device comprises a concentrating cup and a concentrating cup holder, and the concentrating cup holder has a shank adapted to the sliding groove on both sides.
  • the concentrating cup holder is provided with a buckle for movably connecting the concentrating cup, and the bottom of the concentrating cup holder is provided with a gap avoiding the development of the photodiode along the sliding direction of the concentrating cup. Therefore, after inserting the busbar with the LEDs assembled in the mounting groove of the light source mounting plate, it is possible to select whether or not to install the concentrating device as needed, and to conveniently mount the concentrating cup holder of the concentrating device through the chute.
  • the present invention is connected to the housing by the light source mounting plate having the plug-in mounting groove, because the bus bar equipped with the light-emitting diode is not directly connected to the housing through the thermal conductive adhesive, so Inserting different numbers of busbars with LEDs, or busbars with different LEDs, and busbars with emitting LEDs of different colors are very convenient to install or replace.
  • the light source mounting plates of different sizes and specifications can be assembled with the aluminum profiles of the same section to achieve standardized production and reduce production costs.
  • a sliding slot is further disposed directly above the mounting plate mounting slot, and the bottom of the collecting cup holder is provided with a notch for avoiding development of the photodiode along the sliding direction in the sliding slot, so that it can be conveniently installed according to needs Concentrator cups and spotlights.
  • the mounting plate is made of an aluminum profile, the heat conduction effect of the entire LED floodlight is enhanced, and the thermal conductive adhesive can be dispensed even at the bottom of the light source mounting plate, thereby simplifying the assembly process.
  • Figure 1 is a perspective view of the LED floodlight of the present invention
  • Figure 2 is a cross-sectional view of Figure 1;
  • Figure 3 is an exploded view of Figure 1 (the driver portion is not shown);
  • Figure 4 is an enlarged view of the aluminum profile of Figure 3;
  • Figure 5 is an enlarged view of the concentrating cup holder of Figure 3.
  • Figure 6 is a cross-sectional view of another size LED floodlight
  • Figure 7 is an exploded view of the LED light source and the light source mounting plate of Figure 6.
  • the LED flood light in this embodiment mainly includes an outer frame 1, an upper casing 3, a lower casing 4, and an LED light source composed of a plurality of light emitting diodes 7 mounted on the upper casing.
  • the tempered glass 2 and the sealing ring 5 sandwiched between the outer frame 1 and the upper casing 3 are sealed and waterproof.
  • a driver (not shown) is mounted in the lower casing 4, and a mounting bracket 11 is further provided on the outer side of the lower casing 4.
  • the LED light source comprises 24 light-emitting diodes and a corresponding number of collecting cups 8 and a collecting cup holder 9. A total of 24 light-emitting diodes 7 are respectively mounted on four confluent plates 10 of uniform size, and the light source mounting plates are uniform in four sizes.
  • the aluminum profile 6 and the two baffles 61, 62 are formed. As shown in Figures 3, 4 and 5, each of the aluminum profiles 6 is provided with a mounting groove 6a corresponding to the size of the busbar 10, and the busbar 10 is provided.
  • the baffles 61 and 62 are disposed at the two ends of the aluminum profile 6, and the baffle is provided with a hole 61b through which the self-tapping screw is connected with the hole 6c of the aluminum profile 6 to be integrated. .
  • FIG. 3 there are 28 mounting slots for a total of 28 LEDs, 6 is a total of 30 LEDs for 5 mounting slots).
  • the baffles 61, 62 are L-shaped, and a mounting hole 61a is provided at the other end surface thereof for fixed connection with the upper casing 3.
  • the outer side of the aluminum profile 6a is respectively provided with a bayonet 6d. Therefore, for the sake of aesthetic appearance and better heat conduction, a connecting thin plate 63 can be inserted between the bayonet 6d of the adjacent aluminum profile 6 (as shown in FIG. 3).
  • the bottom plate of the upper casing 3 is shielded, so that the appearance of the LED floodlight is more beautiful, in particular, when the thermal conductive adhesive is applied between the bottom surface of the aluminum profile 6 and the upper casing 3, the thermal conductive adhesive can be prevented.
  • the aluminum profile 6 is provided with a chute 6b for mounting the concentrating device above the mounting groove 6a, and for passing the baffles 61, 62.
  • the self-tapping screw is fixedly connected to the through hole 6c.
  • the concentrating device is composed of a concentrating cup 8 and a concentrating cup holder 9. As shown in FIG.
  • the sides of the bottom of the concentrating cup holder 9 are provided with a leg 91, and the leg 91 is matched with the chute 6b.
  • the bottom of the concentrating cup holder 9 is provided with two notches 92 for avoiding the development of the photodiode 7 in the direction in which the illuminating cup holder 9 is mounted.
  • a buckle 94 is provided, and the concentrating cup 8 can be movably connected to the concentrating cup holder 9 via the buckle 94. Therefore, it is also possible to select the concentrating cups 8 of different curvatures, such as 10°, 25°, 45°, 60°, etc. as needed to obtain the concentrating effect at different angles.
  • the LED light source can be formed into strips of the same specification, and different power levels are assembled by the light source mounting plate, thereby making the cast.
  • the light source of the light can achieve standardized production and reduce production costs.
  • the busbar 10 equipped with the light-emitting diodes 7 is not directly connected to the casing through the thermal conductive glue, but is inserted into the light source mounting plate with the mounting groove 6a, so that different number of busbars can be inserted as needed, and different numbers of lights can be inserted.
  • the busbar of the diode and the busbar with light-emitting diodes emitting different colors of light are very convenient to install or replace.
  • a sliding groove 6b is further disposed directly above the light source mounting plate mounting groove 6a.
  • the bottom of the collecting cup holder 9 is provided with a notch 92 for avoiding the development of the photodiode 7 along the sliding direction in the sliding groove, so that it can be provided as needed Conveniently install the concentrating cup holder 9 and the concentrating cup 8, with or without the use of concentrating devices or concentrating devices of different angles.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

L'invention porte sur une lampe de projection à diodes électroluminescentes comprenant un boîtier, une source de lumière à diodes électroluminescentes et un dispositif de commande connecté électriquement à la source de lumière à diodes électroluminescentes. Une carte de montage de source de lumière est disposée dans le boîtier. Plusieurs fentes de montage (6a) sont disposées en parallèle sur la carte de montage de source de lumière. La source de lumière à diodes électroluminescentes comprend une pluralité de diodes électroluminescentes (7) disposées sur une ou plusieurs cartes de bus (10). Les cartes de bus (10) sont insérées dans les fentes de montage (6a), et les extrémités des cartes de bus sont électriquement connectées au dispositif de commande, respectivement.
PCT/CN2007/003223 2007-11-06 2007-11-15 Lampe de projection à diodes électroluminescentes WO2009059467A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200720059223.0 2007-11-06
CNU2007200592230U CN201078670Y (zh) 2007-11-06 2007-11-06 Led投光灯

Publications (1)

Publication Number Publication Date
WO2009059467A1 true WO2009059467A1 (fr) 2009-05-14

Family

ID=39570735

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/003223 WO2009059467A1 (fr) 2007-11-06 2007-11-15 Lampe de projection à diodes électroluminescentes

Country Status (2)

Country Link
CN (1) CN201078670Y (fr)
WO (1) WO2009059467A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104864353B (zh) * 2015-05-12 2017-09-22 东莞市闻誉实业有限公司 新型变色灯
RU175186U1 (ru) * 2017-08-22 2017-11-27 Общество с ограниченной ответственностью "Торговый Дом "Ферекс" Прожектор светодиодный

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2509434Y (zh) * 2001-09-17 2002-09-04 张忱 发光二极管装饰灯
CN2560818Y (zh) * 2002-03-07 2003-07-16 成都佳禾光电有限公司 组合发光二极管条形灯具
CN2697452Y (zh) * 2004-03-11 2005-05-04 西蒙·旺 发光二极管(led)线槽灯
CN2767815Y (zh) * 2005-01-10 2006-03-29 谭泽民 线形大功率led投光灯
US7207695B2 (en) * 2004-11-22 2007-04-24 Osram Sylvania Inc. LED lamp with LEDs on a heat conductive post and method of making the LED lamp
CN200968504Y (zh) * 2006-11-16 2007-10-31 宁波安迪光电科技有限公司 Led投光灯

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2509434Y (zh) * 2001-09-17 2002-09-04 张忱 发光二极管装饰灯
CN2560818Y (zh) * 2002-03-07 2003-07-16 成都佳禾光电有限公司 组合发光二极管条形灯具
CN2697452Y (zh) * 2004-03-11 2005-05-04 西蒙·旺 发光二极管(led)线槽灯
US7207695B2 (en) * 2004-11-22 2007-04-24 Osram Sylvania Inc. LED lamp with LEDs on a heat conductive post and method of making the LED lamp
CN2767815Y (zh) * 2005-01-10 2006-03-29 谭泽民 线形大功率led投光灯
CN200968504Y (zh) * 2006-11-16 2007-10-31 宁波安迪光电科技有限公司 Led投光灯

Also Published As

Publication number Publication date
CN201078670Y (zh) 2008-06-25

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