WO2015084028A1 - Appareil d'éclairage à del permettant de régler le rapport d'intensités de rayonnement - Google Patents

Appareil d'éclairage à del permettant de régler le rapport d'intensités de rayonnement Download PDF

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Publication number
WO2015084028A1
WO2015084028A1 PCT/KR2014/011712 KR2014011712W WO2015084028A1 WO 2015084028 A1 WO2015084028 A1 WO 2015084028A1 KR 2014011712 W KR2014011712 W KR 2014011712W WO 2015084028 A1 WO2015084028 A1 WO 2015084028A1
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WO
WIPO (PCT)
Prior art keywords
adjust
light
led lighting
ratio
cover portion
Prior art date
Application number
PCT/KR2014/011712
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English (en)
Korean (ko)
Inventor
여진수
박준홍
Original Assignee
주식회사 케이엠더블유
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Application filed by 주식회사 케이엠더블유 filed Critical 주식회사 케이엠더블유
Publication of WO2015084028A1 publication Critical patent/WO2015084028A1/fr

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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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
    • 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
    • F21V1/00—Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/02—Frames
    • 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
    • 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 an LED lighting device that can adjust the emission light ratio, and more particularly to an LED lighting device that can adjust the amount of light emitted by location to adjust the ratio of the amount of light emitted by location according to the shape or position of the reflector. It is about.
  • the shape of the lighting fixture using the LED light source is not significantly different from the shape of the existing lighting fixtures such as the incandescent lamp form, fluorescent lamp form, street lamp form.
  • the luminaires of the above-listed type usually have a structure that emits light in one direction, and most of the structures are installed inside so that the light emitting surface of the LED faces the ground side.
  • these conventional LED lighting fixtures exhibit light distribution characteristics in which light is emitted only in the direction of the ground where light is emitted and in the opposite direction.
  • LED lighting apparatuses include most incandescent lamps, including Korean Patent Publication No. 10-2013-0102276 (LED lamp, published on September 17, 2013). That is, the main body is provided on one side, and an LED is provided on one surface of the main body, and a protective device covering the LED is covered, and light is emitted through the protective device (cover, cover, etc.), so that no light is emitted to the main body side. It does not form.
  • a garden light or a park light having a three-dimensional shape light distribution such as a sphere that can provide lighting and aesthetics to the outdoors, such as a park
  • a garden light or a park light having a three-dimensional shape light distribution such as a sphere that can provide lighting and aesthetics to the outdoors, such as a park
  • the above-described incandescent lamp-shaped LED lighting device is located inside, and the outer surface is usually a configuration in which the additional cover such as a sphere is additionally installed.
  • the LED lighting apparatus described in Korean Patent No. 10-1039035 has a plurality of light source array units correspondingly installed in opposite directions, and covers are provided in each direction to distribute light in two directions, and increase or decrease the amount of light in each direction. Control is carried out via electrical treatment.
  • the LED lighting apparatus of this patent has no choice but to control the amount of light of each light source array unit through an electrical process, which has a problem of providing a means for controlling the amount of light separately from the lighting apparatus.
  • LED lighting device having at least two or more light emission direction, and can control the light emission ratio that can control the ratio of the amount of light emitted in the light emission direction In providing.
  • another object of the present invention is to provide an LED lighting device that can adjust the emission light ratio in each direction in the lighting device itself.
  • the frame portion having a plurality of LED mounted substrate is coupled to the inner side, a plurality of heat radiation fins are provided on the outer side, and the frame Each end is coupled to an upper surface and a lower surface of the part, and is located in a space formed by the first cover part and the second cover part, and the frame part, the first cover part, and the second cover part having a space therein. It includes a reflector for adjusting the ratio of the amount of light emitted through the first cover portion and the amount of light emitted through the second cover portion in accordance with the height and the inclination angle.
  • the LED lighting apparatus which can adjust the emission light quantity ratio of the present invention has a plurality of light emitting surfaces, and by controlling the ratio of the amount of light emitted to each light emitting surface, there is an effect that can produce a variety of lighting effects, LED Since there is no need to install a large number of unnecessary, there is an effect that can reduce the manufacturing cost.
  • the present invention can be produced by specifying the emission light ratio, or can be arbitrarily to adjust the emission light ratio to improve the ease of use, there is an effect that can produce a variety of lighting effects.
  • 1 is an external configuration diagram of an LED lighting device that can adjust the emission light ratio according to a preferred embodiment of the present invention.
  • FIG. 2 is a cross-sectional configuration diagram of FIG. 1.
  • FIG. 3 is a plan view illustrating the reflector of FIG. 2.
  • FIG. 4 is a cross-sectional configuration diagram of a reflector applied to the present invention.
  • Figure 5 is a cross-sectional configuration of the LED lighting fixture that can adjust the emission light ratio according to another embodiment of the present invention.
  • FIG. 6 is a cross-sectional view of an LED lighting device that can adjust the emission light ratio according to another embodiment of the present invention.
  • FIG. 7 is a plan view of the LED lighting fixture that can adjust the emission light ratio according to another embodiment of the present invention.
  • FIG. 8 is a side view of the LED lighting apparatus that can adjust the emission light ratio according to another embodiment of the present invention.
  • FIG. 1 is an overall configuration diagram of the LED lighting device that can adjust the emission light ratio according to a preferred embodiment of the present invention
  • Figure 2 is a cross-sectional view of AA in Figure 1
  • Figure 3 is a plan view of the reflector in Figure 2 to be.
  • the LED lighting device that can adjust the emission light ratio according to a preferred embodiment of the present invention, a circular band-shaped frame portion 100, and the inner surface of the frame portion 100 A substrate 600 having a plurality of LEDs mounted thereon, and a hemispherical first cover part 200 and a second cover part 300 fastened to upper and lower portions of the frame part 100, respectively; And a power supply unit 500 provided at an inner upper portion of the first cover unit 200 and partially exposed to the outside through a hole in the upper center of the first cover unit 200, and the power supply unit 500.
  • One end is fixed to the lower center of the connecting rod 410 is extended to the lower side, and the central portion is fixed to the lower end of the connecting rod 410, and reflects the light emitted from the LED (LED) part of the first cover portion ( And a reflecting unit 400 that determines the ratio of the amount of light emitted through the 200 and the second cover unit 300.
  • LED LED
  • a reflecting unit 400 that determines the ratio of the amount of light emitted through the 200 and the second cover unit 300.
  • the frame part 100 has a circular band shape having a predetermined height, and the material may be a metal or a resin material having excellent thermal conductivity.
  • a plurality of heat dissipation fins 110 protrude from the outer diameter side of the frame part 100, and the space between the heat dissipation fins 110 is a space perpendicular to the radial direction of the frame part 100, that is, a space opened in an up and down direction.
  • the shape of the heat dissipation fin 110 is a long vertical structure.
  • the shape of the heat dissipation fin 110 as described above allows heat of the heat dissipation fin 110 to be easily risen to increase the temperature of the air, so that convection of air occurs smoothly, thereby increasing heat dissipation efficiency.
  • the upper and lower surfaces of the frame part 100 are provided with grooves 121 along the circumference of a circular band, and the sealing part 120 is inserted into the grooves 121 to prevent water or foreign substances from entering. have.
  • the material of the sealing unit 120 has a low thermal conductivity, so that heat generated from the LED (LED) is transferred to the power supply unit 500, or that the heat of the power supply unit 500 affects the LED (LED). Can be reduced.
  • a substrate 600 is coupled to an inner diameter portion of the frame part 100, and the substrate 600 mounts a plurality of LEDs to supply power supplied from the power supply unit 500 to the LEDs. It plays a role.
  • the substrate 600 preferably uses a flexible PC that can be bent.
  • the frame part 100 may not necessarily have a circular band shape but may have a polygonal shape, in which case a general PC may be used.
  • the first cover part 200 and the second cover part 300 are respectively coupled to the upper and lower portions of the frame part 100.
  • the material of the first cover part 200 and the second cover part 300 is a resin material that transmits all or part of the light, and coupling steps 210 and 310 are provided on the surface contacting the frame part 100, respectively.
  • a fastening hole 211 may be provided at the coupling step 210 and 310 to be coupled to the frame part 100 with bolts.
  • the coupling order is that the first cover portion 200 is coupled to the upper portion of the frame portion 100, and then the second cover portion is finally combined after combining the internal structures.
  • a coupling hole is provided at an upper portion of the first cover part 200, and the power supply unit 500 is coupled to expose a portion of the upper portion through the coupling hole.
  • a heat radiating fin 510 is exposed at an upper portion of the power supply unit 500, and a control unit converts AC power into DC power and controls a value of power supplied to the substrate 600 under external control. Located.
  • the lower plate of the power supply unit 500 is in contact with the inner portion of the first cover portion 200, the blocking plate 520 for partitioning the space is located.
  • the blocking plate 520 uses heat having a low thermal conductivity to generate heat generated during the operation of the power supply unit 500 to the first cover part 200, the frame part 100, and the second frame part 300. It is possible to reduce the conduction through the space made.
  • the heat dissipation fin 510 is provided to extend in the radial direction from the center, the height is provided to be located on the substantially same surface as the first cover 200. That is, since the first cover 200 is a sphere type, it is provided to be located on the circumferential circumferential surface thereof. As described above, when the heat dissipation fin 510 extends in the radial direction and the height thereof is positioned on the same surface as the first cover 200, the heat generated from the power supply unit 500 may be effectively discharged and a beautiful appearance may be maintained. There is an advantage.
  • the heat dissipation fin may be provided in the same manner even when the first cover is a polyhedron type.
  • One end of the connecting rod 410 is coupled to the center of the blocking plate 520, and the connecting rod 410 is formed by the first cover part 200, the frame part 100, and the second frame part 300. It extends downward into the defined internal space, the center of the reflector 400 is coupled to the lower end.
  • the reflector 400 has a circular shape as a whole and is inclined to be positioned at a position where the edge side is higher than the center side.
  • the reflector 400 is a horizontal circular plate provided with a coupling hole 420 to which the lower end of the connecting rod 410 is coupled, and the coupling hole 420 is located at the center thereof, and a plurality of upper and lower through holes 431 are provided.
  • the connection support part 430 and an extension extending outward from the edge of the connection support part 430 are inclined so as to increase in height toward the outside, and the bottom surface includes a reflection plate treated with a reflective surface 440.
  • the reflecting surface treatment includes processing such as silver plating, silver foil taping, and the like, and can be used without any limitation as long as it is a processing method capable of increasing the reflectance.
  • FIG. 4 is a cross-sectional configuration diagram of the reflector 400.
  • the reflector 400 may be disposed at an inclination angle ⁇ of the reflector 440, a length L of the reflector 440, and a position of the reflector 440, that is, a vertical height position H in the drawing. Therefore, a difference occurs in the degree of reflecting the light of the LED (LED) as a light source.
  • LED LED
  • the components of the inclination angle ⁇ and the length L of the reflector 440 may be determined and manufactured at the time of manufacturing the reflector 400.
  • the reflector 400 reflects the light emitted from the LED downward, and accordingly, when the amount of light reflected from the reflector 400 is adjusted, upward light emitted through the first cover part 200 is adjusted. And it is possible to adjust the amount of light of the downward light emitted through the second cover portion 300.
  • the ratio of the amount of light upward and the amount of light downward can be adjusted according to the difference between the position of the center portion C and the LED of the height direction of the reflector 440.
  • the center portion C is connected to the LED.
  • the connecting rods 410 are replaced with ones having different lengths, thereby being discharged through the first cover part 200 and the second cover part 300. It is possible to adjust the ratio of the light up and down.
  • Figure 5 is a cross-sectional configuration of the LED lighting fixture that can adjust the emission light ratio according to another embodiment of the present invention.
  • LED lighting fixture that can adjust the emission light ratio according to another embodiment of the present invention, replacing the connecting rod 410 in the previous embodiment with a screw shaft 450, the screw shaft 450 Both ends of the blocking plate 520 and the lower portion of the second cover portion 300 is rotatably fixed to the idle state (idle), the screw shaft 450 from the outside of the second cover portion 300 It is coupled to the bottom of the includes a handle portion 460 that can rotate the screw shaft 450.
  • one end is fixed to the blocking plate 520 and extends downward to penetrate a part of the connection support part 430 to support the reflector 400 not to rotate when the screw shaft 450 rotates. It is configured to include a fixed support rod (470).
  • FIG. 6 is a cross-sectional view of an LED lighting device that can adjust the emission light ratio according to another embodiment of the present invention.
  • an LED lighting apparatus capable of adjusting the emission light quantity ratio shows an example in which the inclination angle ⁇ of the reflector 440 of the reflector 400 may be adjusted.
  • the inclination angle ⁇ is the largest amount of light of the LED (LED) reflected downward through the reflecting plate 440 within a predetermined angle range around 45 degrees, the amount of light reflected downward at the inclination angle outside the angle This decreases.
  • the reflecting plate 440 is divided into a fan-shaped partition plate 441, and each of the partition plates 441 is coupled to the connection support part 430 by the first hinge 442.
  • the movable member 480 which is movable up and down along the screw shaft 450 is coupled to the screw shaft 450 at the lower side of the reflector 400, and one end of the movable member 480 is second hinged. 448, and the other end includes a plurality of angle adjusting shafts 481 coupled to one of the plurality of dividers 441 by a third hinge 482.
  • the movable member 480 moves upward or downward in accordance with the rotation direction and the degree thereof, and according to the movement, the inclination angle of the angle adjusting shaft 481 is changed.
  • the inclined angle ⁇ can be adjusted by collecting the end side of the partition plate 441 around the screw shaft 450 or by moving in the direction away from the opposite side.
  • the present invention may adjust the light amount ratio of the light emitted through the plurality of light emitting surfaces by adjusting the height or the inclination angle of the reflecting plate 440.
  • the screw shaft 450 and the handle portion 460 are combined as an example for adjusting the inclination angle or height, the height or inclination angle of the reflection plate 440 may be adjusted by controlling the motor.
  • FIG. 7 is a plan configuration diagram of the LED lighting fixture that can adjust the emission light ratio according to another embodiment of the present invention.
  • the LED lighting apparatus that can control the emission light quantity ratio according to another embodiment of the present invention changes the frame unit 100 to a rectangular frame, and couples the coupling step 210 of the first cover unit 200. ) Extends into a rectangle in accordance with the shape of the frame portion 100. Although not shown in the drawings, the coupling step of the second cover part is also the same shape.
  • the first cover part 200 has a hemispherical shape as a whole, but the part in contact with the frame part 100 has the same shape as that of the frame part 100, thereby making the frame part 100 having various shapes. Can be used.
  • a flexible PC ratio must be used to closely fix the substrate 600 to the inner diameter of the frame part 100, but when the frame part 100 has a polygonal shape. Assemblies can be made easier by using a plurality of common PCB substrates attached to each of the inner sides of the polygonal frame.
  • first cover part 200 and the second cover part 300 do not have to be hemispherical, but may be formed of a hollow polyhedron to match the shape of the frame part 100.
  • FIG. 8 is a side configuration diagram of an LED lighting device that can adjust the emission light ratio according to another embodiment of the present invention.
  • a plurality of frame parts 100 and 100 ′ may be provided, and a third cover part 700 may be provided between the frame parts 100.
  • the light emitting surface may be three or more, and the ratio of the amount of light emitted through the plurality of light emitting surfaces is determined by the height and angle of the reflecting plate 440 of the reflector 400 described above. Can be adjusted.
  • the frame parts 100 and 100 ′ do not need to be installed horizontally to each other, and may have various effects in appearance by applying various types of frame parts 100 and 100 ′.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

La présente invention porte sur un appareil d'éclairage à DEL permettant de régler le rapport d'intensités de rayonnement, lequel comprend : une partie d'armature comportant une carte sur laquelle sont montées une pluralité de DEL et couplée à sa surface du côté intérieur et comportant une pluralité d'ailettes de rayonnement préparées sur sa surface du côté extérieur ; une première partie de couvercle et une seconde partie de couvercle dont des parties d'extrémité sont couplées à la surface supérieure et à la surface inférieure de la partie d'armature, respectivement, et dans lesquelles est préparé un espace ; une partie de réflexion située à l'intérieur d'un espace défini par la partie d'armature, la première partie de couvercle et la seconde partie de couvercle, et réglant le rapport de l'intensité de rayonnement émis à travers la première partie de couvercle et de l'intensité de rayonnement émis à travers la seconde partie de couvercle en fonction de la hauteur et de l'angle d'inclinaison d'une plaque de réflexion. La présente invention permet d'obtenir divers effets d'éclairage, en comprenant une pluralité de surfaces d'émission de lumière et en réglant le rapport d'intensités de rayonnement émis par chaque surface d'émission de lumière.
PCT/KR2014/011712 2013-12-02 2014-12-02 Appareil d'éclairage à del permettant de régler le rapport d'intensités de rayonnement WO2015084028A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2013-0148238 2013-12-02
KR1020130148238A KR20150063646A (ko) 2013-12-02 2013-12-02 방출 광량비를 조절할 수 있는 엘이디 조명기구

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WO2015084028A1 true WO2015084028A1 (fr) 2015-06-11

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WO (1) WO2015084028A1 (fr)

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Publication number Priority date Publication date Assignee Title
KR20230116373A (ko) 2022-01-28 2023-08-04 티옵틱스 주식회사 주변광량비개선렌즈모듈이 포함된 정밀 광학 기기

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120015052A (ko) * 2010-08-11 2012-02-21 엘지이노텍 주식회사 조명 장치
KR20120057492A (ko) * 2011-06-27 2012-06-05 아이피씨코리아 주식회사 Ｌｅｄ 조명 장치
US20120300453A1 (en) * 2011-09-23 2012-11-29 Hong Kong Applied Science and Technology Research Institute Company Limited Omni reflective optics for wide angle emission led light bulb
US20130033176A1 (en) * 2011-08-02 2013-02-07 Hebborn Kevin A Light emitting diode luminaire for connection in series
KR20130125030A (ko) * 2012-05-08 2013-11-18 브릴리언츠 주식회사 엘이디 조명 시스템

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120015052A (ko) * 2010-08-11 2012-02-21 엘지이노텍 주식회사 조명 장치
KR20120057492A (ko) * 2011-06-27 2012-06-05 아이피씨코리아 주식회사 Ｌｅｄ 조명 장치
US20130033176A1 (en) * 2011-08-02 2013-02-07 Hebborn Kevin A Light emitting diode luminaire for connection in series
US20120300453A1 (en) * 2011-09-23 2012-11-29 Hong Kong Applied Science and Technology Research Institute Company Limited Omni reflective optics for wide angle emission led light bulb
KR20130125030A (ko) * 2012-05-08 2013-11-18 브릴리언츠 주식회사 엘이디 조명 시스템

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