WO2022057896A1 - Lampe d'éclairage et son système de source de lumière - Google Patents

Lampe d'éclairage et son système de source de lumière Download PDF

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Publication number
WO2022057896A1
WO2022057896A1 PCT/CN2021/119065 CN2021119065W WO2022057896A1 WO 2022057896 A1 WO2022057896 A1 WO 2022057896A1 CN 2021119065 W CN2021119065 W CN 2021119065W WO 2022057896 A1 WO2022057896 A1 WO 2022057896A1
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WO
WIPO (PCT)
Prior art keywords
reflector
light
source system
light source
emitting body
Prior art date
Application number
PCT/CN2021/119065
Other languages
English (en)
Chinese (zh)
Inventor
黄俊晖
刘超博
Original Assignee
苏州欧普照明有限公司
欧普照明股份有限公司
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 苏州欧普照明有限公司, 欧普照明股份有限公司 filed Critical 苏州欧普照明有限公司
Publication of WO2022057896A1 publication Critical patent/WO2022057896A1/fr

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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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/68—Details of reflectors forming part of the light source
    • 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
    • F21V7/04—Optical design
    • 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 application relates to the technical field of lighting fixtures, and in particular, to a lighting fixture and a light source system thereof.
  • Lighting lamps are widely used in home lighting, commercial lighting, industrial lighting, road lighting, landscape lighting, special lighting and other fields.
  • the structural design brings greater challenges.
  • Lighting lamps using traditional optical solutions have light directly irradiated from the illuminant. If this part of the light enters the human eye, it will cause glare problems, which will lead to an uncomfortable experience for users. Therefore, the existing lighting fixtures have the problem of poor user experience.
  • the present application discloses a light source system for a lighting fixture, which can solve the problem of serious glare in the current lighting fixture.
  • a light source system for a lighting fixture comprising a luminous body, a first reflector and a second reflector, the first reflector is at least partially sleeved in the second reflector, and the first reflector includes a first reflector end and a second end, the first end is provided with a first light outlet, the first light outlet is located in the second reflector, the second reflector includes a third end and a fourth end, the The third end is provided with a second light outlet;
  • At least part of the light-emitting body is disposed in the second reflector, the second reflector has a first reflecting surface facing the light-emitting body, and in the direction of the optical axis of the light-emitting body, the first reflector is The orthographic projection of the reflective surface covers the orthographic projection of the illuminant;
  • the light emitted by the light-emitting body is emitted from the second light outlet through at least one of the first reflector and the second reflector;
  • the first reflector is a tapered structure, the direction in which the first light outlet extends toward the second light outlet is the first direction, and in the first direction, the cross section of the first reflector The area decreases, and the cross section is the cross section of the first reflector perpendicular to the first direction.
  • a lighting fixture includes the above-mentioned light source system.
  • the light source system disclosed in the embodiments of the present application improves the structure of the light source system of the lighting fixture in the related art, so that the light source system of the lighting fixture includes a first reflector and a second reflector, and at the same time, the optical axis of the illuminant is In the direction, the orthographic projection of the first reflecting surface of the second reflector covers the orthographic projection of the luminous body, so that the luminous body is finally blocked by the second reflector.
  • the light source system of the lighting fixture disclosed in the embodiment of the present application can normally project In the case of light, the illuminant is hidden, and finally the user cannot see the illuminant through the second light outlet, thereby achieving a better anti-glare purpose, thereby improving the user experience when using the lighting fixture.
  • FIG. 1 is a schematic structural diagram of a light source system disclosed in an embodiment of the present application, and the arrow lines in the figure are the directions of the light paths;
  • FIG. 2 is a schematic structural diagram of a lighting fixture disclosed in an embodiment of the application.
  • FIG. 3 is a schematic structural diagram of a circuit board disclosed in an embodiment of the present application.
  • 200-first reflector 210-second reflection surface, 220-first end, 221-first light outlet, 230-second end;
  • an embodiment of the present application discloses a light source system for a lighting fixture.
  • the disclosed light source system includes a light-emitting body 100 , a first reflector 200 and a second reflector 300 .
  • the light emitting body 100 is a light emitting device of the light source system, and the light emitting body 100 can usually be an LED light emitting body.
  • the LED light emitting body has the advantages of high brightness, low heat generation, low energy consumption and long life.
  • the illuminant 100 is disposed in the second reflector 300 , and at least part of the illuminant 100 is disposed in the second reflector 300 , preferably, the illuminant 100 may be all disposed in the second reflector 300 , so that more light emitted by the light-emitting body 100 is reflected by the second reflector 300 .
  • Both the first reflector 200 and the second reflector 300 are reflective devices of the light source system, and both can reflect the light emitted by the light-emitting body 100 .
  • the first reflector 200 is at least partially sleeved within the second reflector 300 .
  • the first reflector 200 includes a first end 220 and a second end 230 , the first end 220 is provided with a first light outlet 221 , the first light outlet 221 is located in the second reflector 300 , and the light reflected by the first reflector 200 It can be emitted from the first light outlet 221 .
  • the second end 230 of the first reflector 200 may be located inside the second reflector 300 or outside the second reflector 300 .
  • the second reflector 300 includes a third end 340 and a fourth end 350 .
  • the third end 340 of the second reflector 300 is provided with a second light outlet 341 , and the light reflected by the second reflector 300 can be emitted from the second light outlet 341 .
  • the second reflector 300 has a first reflective surface 310 facing the luminous body 100 . In the optical axis direction of the luminous body 100 , the orthographic projection of the first reflective surface 310 covers the orthographic projection of the luminous body 100 , so that the orthographic projection of the first reflective surface 310 covers the orthographic projection of the luminous body 100 .
  • the user When viewing the position of the second light outlet 341 , the user cannot see the illuminator 100 due to the shielding of the first reflecting surface 310 , that is, the light emitted by the illuminator 100 cannot be directly emitted through the second light outlet 341 .
  • the light emitted by the light-emitting body 100 can pass through at least one of the first reflector 200 and the second reflector 300 to be emitted from the second light outlet 341 , and finally realize the lighting of the lighting fixture. As shown in FIG. 1 , a part of the light emitted by the light-emitting body 100 may pass through the first reflecting surface 310 and the first reflector 200 in sequence and then be projected from the second light outlet 341 . Another part of the light emitted by the light-emitting body 100 can be reflected by the second reflector 300 and then projected from the second light outlet 341 .
  • the structures of the first reflector 200 and the second reflector 300 can be designed so that there is no part of the light emitted by the light-emitting body 100 that is directly emitted without being reflected by the first reflector 200 and the second reflector 300 .
  • the first reflector 200 is a tapered structure, and the direction in which the first light outlet 221 extends toward the second light outlet 341 is the first direction. In the first direction, the transverse direction of the first reflector 200 The area of the cross section decreases, and the cross section is the cross section of the first reflector 200 perpendicular to the first direction.
  • the light source system disclosed in the embodiments of the present application improves the structure of the light source system of the lighting fixture in the related art, so that the light source system of the lighting fixture includes the first reflector 200 and the second reflector 300, and at the same time makes the light source 100 In the direction of the optical axis of the second reflector 300, the orthographic projection of the first reflection surface 310 of the second reflector 300 covers the orthographic projection of the luminous body 100, so that the luminous body 100 is finally blocked by the second reflector 300.
  • the lighting fixture disclosed in the embodiments of the present application Under the condition that the light source system can project light normally, the illuminator 100 can be hidden, so that the user can not see the illuminator 100 through the second light outlet 341, so as to achieve the purpose of better anti-glare. Improve user experience when using lighting fixtures.
  • the first reflector 200 is a tapered structure, and one end close to the second light outlet 341 can converge to a point, so that the first reflector 200 can meet the reflection requirements in the second reflector 300. Takes up less space.
  • the second reflector 300 may have various structures. Please refer to FIG. 1 again.
  • the second reflector 300 may include a first reflector 320 and a first reflector
  • the second reflection part 330 connected to the part 320, the first reflection part 320 and the second reflection part 330 are arranged in sequence along the aforementioned first direction.
  • the cross-sectional area of the reflecting portion 330 is increased, and the light-emitting body 100 can be disposed in the first reflecting portion 320.
  • the first reflecting portion 320 is provided with the first reflecting surface 310 described above, and the second light outlet 341 is opened in the second reflecting portion.
  • 330 is away from the end of the first reflection part 320 .
  • Such a structure makes it easier to form a shielding structure, thereby realizing shielding of the light-emitting body 100 .
  • the light-emitting body 100 may be disposed in the end of the first reflecting portion 320 away from the second reflecting portion 330 .
  • This structure enables the light-emitting body 100 to be closer to the fourth end 350 of the second reflector 300 , and furthermore This facilitates the arrangement of the light-emitting body 100 ; at the same time, the fourth end 350 of the second reflector 300 is further away from the second light outlet 341 , which makes it easier to shield the light-emitting body 100 .
  • the luminous body 100 may be configured to be adjacent to the edge of the first reflection part 320 , so that the end of the first reflection part 320 connected to the second reflection part 330 is closer to the optical axis of the luminous body 100 relative to the luminous body 100 , At this time, more parts of the first reflecting portion 320 can shield the light-emitting body 100 , which is more beneficial to the shielding of the light-emitting body 100 by the first reflecting surface 310 .
  • the first reflection part 320 and the second reflection part 330 may be an integral structure or may be fixedly connected by assembly.
  • the embodiment of the present application does not limit the specific fixing method of the first reflection part 320 and the second reflection part 330 .
  • the first reflector 200 is sleeved within the second reflector 300 .
  • the first end 220 of the first reflector 200 may be located in the second reflecting portion 330, and at this time, the size of the first reflector 200 is larger, so that the light emitted by the light-emitting body 100 can be better reflected.
  • the light is reflected into the second reflection portion 330 , and finally the second reflection portion 330 reflects the light from the second light outlet 341 .
  • the area of the cross section of one end of the first reflection part 320 connected to the second reflection part 330 may be the first area
  • the area of the cross section of the other end of the first reflection part 320 may be the second area.
  • the ratio between the first area and the second area may be 0.6 ⁇ 0.9.
  • connection line between the first light outlet 221 and the second light outlet 341 and the first direction is less than or equal to 45°. This arrangement can make the second light outlet 341 converge as far as possible relative to the first light outlet 221, even if the light emitted by the light-emitting body 100 is not reflected by the first reflector 200, it will be reflected by the second reflector 300, thereby improving the light source system. light effect.
  • the first reflector 200 plays a role of reflection, and the first reflector 200 has a second reflection surface 210 facing the light-emitting body 100 , and the second reflection surface 210 is a cone surface.
  • the second reflective surface 210 can be an arc surface, and the second reflective surface 210 can be curved toward the side away from the light-emitting body 100. This structure can increase the area of the second reflective surface 210, and more light can reach the The two reflecting surfaces 210 are further reflected by the second reflecting surface 210 .
  • the second reflecting surface 210 can reflect more light to the second reflector 300, so that the uniform light effect of the entire light source system is better.
  • the second end 230 of the first reflector 200 may be located outside the second reflector 300, so as to prevent the first reflector 200 from being entirely located inside the second reflector 300, which may cause damage to the second reflector 300.
  • the internal space of the reflector 300 occupies a larger problem, so it is more favorable for reflecting light.
  • the number of the light-emitting body 100 may be one, or at least two.
  • the number of the light-emitting bodies 100 may be at least two, and the light-emitting bodies 100 are arranged along the circumferential direction of the second reflector 300 , and finally a ring-shaped light-emitting structure can be formed to achieve multiple Directional uniform glow effect.
  • the first reflector 200 may be a revolving body, and there may be multiple light-emitting bodies 100 , and the plurality of light-emitting bodies 100 are arranged around the first reflector 200 , so that a circular light-emitting structure can be formed.
  • the light source system disclosed in the embodiments of the present application may further include at least one light distribution member 400 , each light distribution member 400 is covered and disposed outside a luminous body 100 , and the light distribution member 400 can be used for the luminous body 100 .
  • the emitted light is distributed, and the light distribution member 400 may be a uniform light device or a light condensing device, and the embodiment of the present application does not limit the specific type of the light distribution member 400 .
  • the number of the light-emitting bodies 100 is plural, the number of the light distribution members 400 may be plural.
  • the number of the above-mentioned light distribution members 400 may be one, or at least two, and the light distribution member 400 may only cover a part of the illuminants 100, but in order to avoid mutual interference, the light distribution
  • the number of components 400 is equal to the number of luminous bodies 100, each light distribution component 400 is covered on a luminous body 100, that is to say, each luminous body 100 is individually configured with a light distribution component 400 for its individual light distribution , the light distribution member 400 is covered outside the light-emitting body 100, so that the optical interference between the light-emitting bodies 100 can be alleviated, and the light distribution effect of each light-emitting body 100 can be improved at the same time, so that the light effect of the whole light source system is better. .
  • the plurality of light distribution members 400 may be of an integrated structure. During the assembly process, a plurality of light distribution components 400 are assembled as a whole, and no single installation is required, thereby facilitating assembly and improving assembly efficiency.
  • the light distribution member 400 can also be a ring-shaped member, and the same light distribution member 400 covers a plurality of light-emitting bodies 100 arranged along the same circumferential direction. In this embodiment, the number of the light distribution members 400 can be reduced, thereby facilitating the Quickly assemble the light source system.
  • the light distribution member 400 may be a lens, specifically a convex lens, a concave lens, or a lens group.
  • the lens has a better light distribution effect and a relatively simple structure.
  • the light distribution member 400 may be a plano-convex lens, or may be a cover-shaped lens with an accommodating space 410.
  • the light-emitting body 100 may be located in the accommodating space 410.
  • the matching The optical member 400 can not only play a role of light distribution, but also play a role of protecting the light-emitting body 100 .
  • the fourth end 350 of the second reflector 300 is an open end. Specifically, in the light source system disclosed in the embodiment of the present application, the port of the fourth end 350 of the second reflector 300 may be blocked There is a circuit board 500 , the light-emitting body 100 can be fixed on the circuit board 500 , and the circuit board 500 provides a mounting position for the light-emitting body 100 . Specifically, the light-emitting body 100 may be electrically connected to the circuit board 500 , and then powered by the circuit board 500 .
  • the circuit board 500 can be fixedly connected with the first reflector 200 and the second reflector 300.
  • the second reflector 300 can be assembled with the circuit board 500 as the installation base .
  • the circuit board 500 can also block the port of the fourth end 350 of the second reflector 300 , thereby preventing the light emitted by the light-emitting body 100 from leaking from the port of the fourth end 350 of the second reflector 300 .
  • a heat dissipation seat 900 is provided on the side of the circuit board 500 away from the light-emitting body 100 , and the heat dissipation seat 900 can play a role of heat dissipation.
  • the heat dissipation base 900 may be made of a material capable of efficiently dissipating heat, for example, the heat dissipation base 900 may be a stainless steel heat dissipation base.
  • the heat dissipation base 900 can be designed as a mechanism that can easily dissipate heat.
  • the heat dissipation base 900 includes a plurality of heat dissipation pins distributed in an array.
  • the heat sink 900 can be directly bonded and fixed with the circuit board 500 through the thermally conductive adhesive layer. In this case, the heat generated by the circuit board 500 and the light-emitting body 100 disposed on it during operation can be quickly transmitted to the circuit board 500 through the thermally conductive adhesive layer.
  • the heat dissipation base 900 is finally transmitted to the entire lighting fixture through the heat dissipation base 900 to achieve the purpose of rapid heat dissipation.
  • the circuit board 500 may include a central area 510 and an annular peripheral area 520, the orthographic projection of the first reflective surface 310 on the circuit board 500 coincides with the annular peripheral area 520, and the illuminant 100 is disposed in the annular peripheral area 520. Within the peripheral area 520 , the annular peripheral area 520 is disposed around the central area 510 .
  • the partition design of the circuit board 500 makes the position where the light-emitting body 100 is installed on the circuit board 500 more clearly, which is beneficial to facilitate the assembly of the light-emitting body 100 .
  • the light emitted by the light-emitting body 100 may be projected to the central area 510 or the annular peripheral area 520 under the reflection of the first reflector 200 or the second reflector 300, in order to improve the utilization rate of light
  • at least one of the annular peripheral region 520 and the central region 510 is provided with a reflective layer 1000 on the surface facing the second light outlet 341 .
  • the area between the second reflector 300 and the annular peripheral area 520 on the central area 510 is covered with the reflective layer 1000 .
  • the distance between the first reflector 200 and the end faces of the fourth end 350 of the second reflector 300 is the first distance
  • the distance between the first reflector 200 and the third end of the second reflector 300 is the first distance
  • the distance between the end faces of 340 is a second distance H
  • the first distance is zero
  • the second distance H is greater than the first distance.
  • the first reflector 200 can be farther away from the second light outlet 341 , and the influence of the first reflector 200 on light output can be further reduced while ensuring the reflection function of the first reflector 200 .
  • the embodiment of the present application discloses a lighting fixture, and the disclosed lighting fixture includes the light source system described in the above embodiments.
  • the lighting fixtures disclosed in the embodiments of the present application may be downlights, spotlights, and the like, and the embodiments of the present application do not limit the specific types of the lighting fixtures.
  • the lighting fixture disclosed in the embodiment of the present application may further include a casing 600 , the illuminant 100 is disposed on the circuit board 500 , and the circuit board 500 is disposed on the bottom wall 630 of the casing 600 , thereby elevating the circuit board 500 . installation strength.
  • the light-emitting body 100 may be located between the side wall 640 of the housing 600 and the first reflector 200 ; or, the light-emitting body 100 may be located between the second reflector 300 and the first reflector 200 .
  • the second reflector 300 can surround the light-emitting body 100 to better reflect light.
  • the lighting fixture may further include a mask 700, the housing 600 has an inner cavity 610 and an opening 620, the mask 700 is installed at the opening 620, and the mask 700 and the housing 600 enclose an inner cavity 650 of the lighting fixture, and the light source system is arranged in the lighting fixture In the cavity 650 , that is, the first reflector 200 and the second reflector 300 are both disposed in the inner cavity 650 of the lamp, and the orientation of the second light outlet 341 is consistent with the orientation of the opening 620 .
  • the light emitted by the light-emitting body 100 is reflected by the first reflector 200 and the second reflector 300 and then emitted from the mask 700 , and the mask 700 can further improve the uniform light effect of the lighting fixture.
  • the second reflector 300 may be fixed between the mask 700 and the bottom wall 630 of the housing 600 ; or, the second reflector 300 may be fixed between the mask 700 and the circuit board 500 . Both of these two setting methods can better ensure that the light is reflected and then emitted through the mask 700, thereby improving the light efficiency of the lighting fixture.
  • the lighting fixture may also include a driver 800 , and the driver 800 is disposed on the circuit board 500 .
  • the driver 800 may be disposed on the side of the circuit board 500 facing the first light outlet 221 , or may be disposed on the side of the circuit board 500 away from the first light outlet 221 , which is not limited in this embodiment of the present application.

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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)

Abstract

La présente invention concerne une lampe d'éclairage et son système de source de lumière. Un premier réflecteur (200) est au moins partiellement emmanché dans un second réflecteur (300) ; une première extrémité (220) du premier réflecteur (200) est pourvue d'une première sortie de lumière (221) ; la première sortie de lumière (221) est située dans le second réflecteur (300) ; une troisième extrémité (340) du second réflecteur (300) est pourvue d'une seconde sortie de lumière (341) ; un émetteur de lumière (100) est disposé dans le second réflecteur (300) ; le second réflecteur (300) présente une première surface réfléchissante (310) faisant face à l'émetteur de lumière (100), et dans la direction de l'axe optique de l'émetteur de lumière (100), la projection orthographique de la première surface réfléchissante (310) recouvre la projection orthographique de l'émetteur de lumière (100) ; de la lumière émise par l'émetteur de lumière (100) passe à travers le premier réflecteur (200) et/ou le second réflecteur (300) et est émise à partir de la seconde sortie de lumière (341) ; et le premier réflecteur (200) est une structure de cône pointu. La solution peut résoudre le problème de l'éblouissement important de lampes d'éclairage existantes.
PCT/CN2021/119065 2020-09-21 2021-09-17 Lampe d'éclairage et son système de source de lumière WO2022057896A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202022082775.1U CN212929596U (zh) 2020-09-21 2020-09-21 照明灯具及其光源系统
CN202022082775.1 2020-09-21

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WO2022057896A1 true WO2022057896A1 (fr) 2022-03-24

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Cited By (1)

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CN115218149A (zh) * 2022-05-19 2022-10-21 南昌科瑞普光电科技有限公司 阶梯灯

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Publication number Priority date Publication date Assignee Title
EP4215802A1 (fr) * 2020-09-21 2023-07-26 Suzhou Opple Lighting Co., Ltd. Système de source de lumière d'un appareil d'éclairage, et appareil d'éclairage
CN212929596U (zh) * 2020-09-21 2021-04-09 苏州欧普照明有限公司 照明灯具及其光源系统

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JP2005214790A (ja) * 2004-01-29 2005-08-11 Calsonic Kansei Corp 照光モジュール
CN101451678A (zh) * 2007-12-06 2009-06-10 富士迈半导体精密工业（上海）有限公司 固态照明装置
CN101608768A (zh) * 2008-06-18 2009-12-23 富准精密工业(深圳)有限公司 发光二极管灯具
WO2010082806A2 (fr) * 2009-01-19 2010-07-22 Shin Jeong-Hun Lampe d'éclairage à del dotée d'une fonction antireflet
CN103104848A (zh) * 2013-02-22 2013-05-15 东莞市友美电源设备有限公司 灯具灯罩
US20160084474A1 (en) * 2014-09-19 2016-03-24 Minebea Co., Ltd. Lighting apparatus
CN207778136U (zh) * 2017-12-06 2018-08-28 云南姆斯特钢结构工程有限公司 一种带散热座的防眩光led灯
CN212929596U (zh) * 2020-09-21 2021-04-09 苏州欧普照明有限公司 照明灯具及其光源系统

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005214790A (ja) * 2004-01-29 2005-08-11 Calsonic Kansei Corp 照光モジュール
CN101451678A (zh) * 2007-12-06 2009-06-10 富士迈半导体精密工业（上海）有限公司 固态照明装置
CN101608768A (zh) * 2008-06-18 2009-12-23 富准精密工业(深圳)有限公司 发光二极管灯具
WO2010082806A2 (fr) * 2009-01-19 2010-07-22 Shin Jeong-Hun Lampe d'éclairage à del dotée d'une fonction antireflet
CN103104848A (zh) * 2013-02-22 2013-05-15 东莞市友美电源设备有限公司 灯具灯罩
US20160084474A1 (en) * 2014-09-19 2016-03-24 Minebea Co., Ltd. Lighting apparatus
CN207778136U (zh) * 2017-12-06 2018-08-28 云南姆斯特钢结构工程有限公司 一种带散热座的防眩光led灯
CN212929596U (zh) * 2020-09-21 2021-04-09 苏州欧普照明有限公司 照明灯具及其光源系统

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115218149A (zh) * 2022-05-19 2022-10-21 南昌科瑞普光电科技有限公司 阶梯灯
CN115218149B (zh) * 2022-05-19 2024-05-14 南昌科瑞普光电科技有限公司 阶梯灯

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