KR970006280Y1 - Lighting lamp using fresnel lens - Google Patents

Lighting lamp using fresnel lens Download PDF

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Publication number
KR970006280Y1
KR970006280Y1 KR2019940025120U KR19940025120U KR970006280Y1 KR 970006280 Y1 KR970006280 Y1 KR 970006280Y1 KR 2019940025120 U KR2019940025120 U KR 2019940025120U KR 19940025120 U KR19940025120 U KR 19940025120U KR 970006280 Y1 KR970006280 Y1 KR 970006280Y1
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KR
South Korea
Prior art keywords
light
lens
light source
focus
optical
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KR2019940025120U
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Korean (ko)
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KR960010630U (en
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김종운
장세희
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삼립산업 주식회사
이충곤
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Publication of KR970006280Y1 publication Critical patent/KR970006280Y1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00Refractors for light sources
    • F21V5/04Refractors for light sources of lens shape
    • F21V5/045Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25Projection lenses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00Exterior vehicle lighting devices for illuminating purposes

Abstract

요약 없음No summary

Description

프레즈넬렌즈(fresnel lens)를 이용한 자동차용 조명등Automotive lighting using Fresnel lens

제1도 본 고안 조명 등의 계략구성도1 is a schematic configuration diagram of the lighting of the present invention

제2도 본 고안 조명 등의 타실시 예시도2 is another exemplary embodiment of the present invention lighting, etc.

제3도 종래 조명 등의 계략구성도3 is a schematic configuration diagram of a conventional lighting

제4도 종래 조명 등의 계략구성도4 is a schematic configuration diagram of a conventional lighting

*도면의 주요부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *

(2) : 렌즈(4) : 상부 옵틱컷트(2): lens (4): upper optic cut

(6) : 하부 옵틱컷트(8) : 촛점광원(6): lower optic cut (8): focus light source

(14) : 차단판(18) : 경계부(14): blocking plate 18: boundary

(20) : 광섬유(22) : 촛점광원(20): optical fiber (22): focus light source

(24) : 렌즈(26) : 경계부24: lens 26: boundary

(28) : 상부 옵틱컷트(30) : 하부 옵틱컷트(28): upper optical cut (30): lower optical cut

(34) : 차단판34: blocking plate

본 고안은 프레즈넬렌즈(fresnel lens)(옵틱컷트(optic cut)의 일종)를 사용한자동차용 조명 등의 개량에 관한 것으로서, 특히 광원으로부터 발광하는 빛의 손실을 줄이고, 그 빛을 최대로 이용하므로서 동일한 광원을 통하여 보다 밝은 빛의 조명 등을 얻을 수 있도록 하며, 동시에 소형화, 경량화하면서 제작경비가 저렴한 조명등을 제공하기 위한 것이다.The present invention relates to the improvement of automobile lighting using a Fresnel lens (a kind of optical cut), and in particular, to reduce the loss of light emitted from the light source and to maximize the use of the light. It is possible to obtain brighter light and the like through the same light source, and at the same time to provide a lighter, such as a miniaturized, lighter and cheaper manufacturing cost.

일반적으로 비구면 렌지(100)를 장착하여 사용하고 있는 자동차용 조명등은, 구성상 비구면렌즈(100)의 무게가 무겁고 제작단가가 고가일뿐 아니라, 배광조건을 만족하기 위하여 광원(102)과 렌즈(100)사이의 하단부에 차단판(104)을 설치하여 광원(102)의 빛중 약1/2정도를 가리게 되므로, 비효율적인 조명이 이루어지게 되는 등의 문제가 있는 것이었다.In general, an automobile lighting lamp equipped with an aspherical stove 100 is used, and the aspherical lens 100 is heavy in construction and expensive to manufacture, and the light source 102 and the lens 100 to satisfy light distribution conditions. Since the blocking plate 104 is installed at the lower end portion of the light source 102 to cover about one-half of the light of the light source 102, there is a problem such as inefficient lighting.

이를 개량한 것으로서, 본인이 실용신안등록출원 제94-12645호 "자동차용 전조등"으로 선출원한 것이다.As an improvement, he was elected as Utility Model Registration Application No. 94-12645, "Headlamp for Automobile."

즉, 본인의 선출원 고안은 비구면렌즈 아랫쪽에 오목렌즈를 설치하고, 반사경은 광원에 제1촛점을 두되 반사경의 상단부는 종래와 같은 위치에 반사된 빛의 촛점이 모여지게 하고, 반사경의 하단부에는 반사된 빛의 촛점이 비구면 렌즈 하단에 위치한 오목렌즈로 모여질 수 있게 하고, 비구면렌즈와 반사경사이에는 반사경을 통하여 반사된 빛이 오목렌즈로 최대한 통과할 수 있게 하단이 개방된 차단판을 설치하여, 광원의 빛을 최대한 활용할 수 있게 구성한 것이다.In other words, the original application of the applicant is to install a concave lens on the lower side of the aspherical lens, the reflector to the first focus on the light source, but the upper end of the reflector to focus the reflected light at the same position as the conventional, the lower end of the reflector reflection The focus of the light can be collected by the concave lens located at the bottom of the aspherical lens, and between the aspherical lens and the reflector is installed a blocking plate with the bottom open so that the light reflected through the reflector can pass through the concave lens as much as possible. It is configured to make the most of the light of the light source.

따라서, 상기의 선출원고안은 종래의 전조 등에 비하여는 광원의 손실을 줄이고 그 빛을 최대로 활용토록 하므로서, 동일한 광원으로부터 보다 밝은 빛의 조명 등을 제공받을 수 있는 효과가 있으나, 조명 등의 부피가 커지게 될 뿐 아니라, 비구면 렌즈나 비구면 렌즈 하단에 설치되는 오목렌즈의 제작에 많은 어려움과 경비가 소요되고, 무게가 무거워지게 되는 등의 문제점도 있는 것이었다.Therefore, the above-mentioned draft is to reduce the loss of the light source and to maximize the use of the light, as compared to the conventional headlamps, there is an effect that can receive a brighter light from the same light source, but the volume of the light, etc. In addition to the large, as well as a lot of difficulties and costs in the production of the aspherical lens or the concave lens is installed on the bottom of the aspherical lens, there was a problem such that the weight becomes heavy.

본 고안은 이러한 종래의 제반 문제점을 시정하기 위하여 광원의 손실을 최소로 줄이므로서, 동일한 광원을 통하여 고광도의 조명등을 제공토록 함과 동시에, 경량화, 소형화하면서 제작경비가 저렴한 조명 등을 제공하기 위한 것이다.The present invention minimizes the loss of the light source in order to correct all the problems of the related art, while providing a high brightness light through the same light source, and at the same time providing a lighter, more compact and inexpensive manufacturing cost. will be.

상기 목적을 달성하기 위하여 본 고안은 촛점광원에서 발광하는 빛을 배광스크린 상에 원하는 부위로 보낼 수 있도록 상,하로 구분되게 설계된 옵틱컷트(optic cut)를 가진 플라스틱렌즈와 차단판으로 구성되며, 렌즈 상부로 입사되는 빛은 전방으로 조사되면서 배광조건을 만족시킬 수 있게 구성하고, 렌즈 하부로 입사되는 빛은 배광조건을 만족시키는 범위를 벗어나지 않는 한계내에서 전방 수평방향으로 조사되게 하므로서, 전체강도를 항상시켜 보다 밝은 광도의 조명 등을 제공하기 위한 것이다.In order to achieve the above object, the present invention is composed of a plastic lens and a blocking plate having an optical cut designed to be divided into upper and lower sides so that light emitted from a focused light source can be sent to a desired part on a light distribution screen. The light incident on the upper part is configured to satisfy the light distribution condition while being irradiated forward, and the light incident on the lower part of the lens is irradiated in the front horizontal direction within the limit not exceeding the range that satisfies the light distribution condition. It is to always provide a brighter light and the like.

상기 본 고안을 실시함에 있어서, 프레즈넬렌즈에 구성되는 상,하 옵틱컷트의 각도는 촛점광원과 렌즈와의 거리 및 조명등이 크기에 따라 달라지며, 촛점광원과 렌즈사이에 구성되는 차단판은 촛점광원으로부터 렌즈로 입사되는 빛 중 상,하 옵틱켓트의 경계부로 입사되는 빛을 차단하기 위한 것이며, 이는 상,하 옵틱컷트의 경계부로 입사되는 빛의 산란형상을 방지하기 위한 것이다.In carrying out the present invention, the angle of the upper and lower optical cuts configured in the Fresnel lens depends on the size and distance between the focus light source and the lens, and the blocking plate formed between the focus light source and the lens is focused. It is to block the light incident to the boundary of the upper and lower optics of the light incident from the light source to the lens, which is to prevent the scattering shape of the light incident to the boundary of the upper and lower optic cut.

또한 다른 실시예로서, 상기 본 고안의 조명등에 사용되는 프레즈넬렌즈(fresnel lens)를 본 고안자가 특허출원(특허출원 제94-1062) "광섬유를 이용한 자동차용 전조등"에 사용하여 보다 효과적인 조명이 이루어지게하여 사용할 수도 있다.In addition, as another embodiment, the Fresnel lens (fresnel lens) used in the lamp of the present invention by the present inventors patent application (patent application No. 94-1062) "automotive headlight using optical fiber" more effective lighting You can also use it.

즉, 프렌즈넬렌즈와 광섬유로부터 발광하는 촛점광원 사이에 차단판을 설치하여, 광섬유의 촛점광원으로부터 발광하는 빛 중 상,하 옵틱컷트(optic cut)의 경계부로 입사되는 빛은 차단하여 빛의 산란을 방지케하고, 렌즈상부로 입사되는 빛은 굴절조사되면서 배광조건을 만족시킬 수 있게 전방으로 조사되게 하고, 렌즈 하부로 입사되는 빛은 배광조건을 만족하는 범위를 벗어나지 않는 한계내에서 전방 수평방향으로 조사되게하여 보다 밝은 광도의 조명등을 제공받을 수도 있다.That is, by installing a blocking plate between the friendsel lens and the focus light source that emits light from the optical fiber, the light incident from the upper and lower optical cut boundary of light emitted from the focus light source of the optical fiber is blocked to scatter the light The light incident on the lens portion is irradiated forward to satisfy the light distribution condition while being refracted, and the light incident on the lower part of the lens is forward horizontal direction within the limits not satisfying the light distribution condition. It can also be provided with a brighter light by the irradiation.

이하 본 고안의 각 실시예를 첨부도면에 따라 상세히 설명하면 다음과 같다.Hereinafter, each embodiment of the present invention will be described in detail with reference to the accompanying drawings.

프라스틱으로 구성된 렌즈의 중앙부를 경계로 상부와 하부에 서로 다른 옵틱컷트(optic cut)(4)(6)를 형성하여 프레즈넬렌즈(fresnel lens)(2)를 구성하되, 상부 옵틱컷트(optic cut)(4)는 촛점광원(8)으로부터 입사되는 빛(10)이 전방으로 굴절조사되면서 배광조건을 만족할 수 있게 설계구성하고, 하부에 옵틱컷트(optic cut)는 촛점광원(8)으로부터 입사되는 빛(12)이 전방으로 굴절조사되면서 배광조건 범위를 벗어나지 않는 한계내에서 전체 광도를 향상시킬 수 있도록 설계구성한다.Fresnel lens (2) is formed by forming different optical cuts (4) and (6) at the upper and lower sides with the center of the lens composed of plastic, but the upper optical cut (optic cut) (4) is designed and configured to satisfy the light distribution conditions while the light 10 incident from the focus light source 8 is refracted forward, and the optical cut at the bottom is incident from the focus light source 8 As the light 12 is refracted to the front and is designed to improve the overall brightness within the limits that do not deviate from the range of light distribution conditions.

촛점광원(8)과 렌즈(2)사이의 중앙부에는 비교적 좁은 폭의 차단판(14)을 구성하여, 촛점광원(8)으로부터 발광하는 빛중 렌즈(2)에 구성된 상,하 옵틱컷트(optic cut)(4)(6)의 경계부(18)로 입사되는 빛(16)은 차단케하고, 렌즈(2)의 상,하 옵틱컷트(optic cut)(4)(6)로 입사되는 빛만 전방으로 굴절조사되게 하여서 된 것이다.In the center portion between the focus light source 8 and the lens 2, a relatively narrow width blocking plate 14 is formed, and the upper and lower optical cuts formed on the lens 2 of the light emitted from the focus light source 8 are formed. The light 16 incident to the boundary 18 of the 4 and 6 is blocked, and only the light incident to the upper and lower optical cuts 4 and 6 of the lens 2 is moved forward. It was made to be irradiated.

제2도는 본 고안의 다른 실시예로서, 광섬유를 이용한 자동차의 조명장치에 적용하여 사용한 경우에 계략구성도이다.FIG. 2 is a schematic configuration diagram when another embodiment of the present invention is applied to an automobile lighting apparatus using an optical fiber.

즉, 광섬유(20) 전방에 프레즈넬렌즈(fresnel lens)(24)를 장치하되, 상기 프레즈넬렌즈(24)에는 중앙경계부(26)를 중심으로 상부 옵틱컷트(28)와 하부 옵틱컷트(30)가 구성되게 하고, 광섬유(20)에 형성되는 촛점광원(22)과 프레즈넬렌즈(24)사이에는 비교적 작은 차단판(34)을 구성한다.That is, a Fresnel lens 24 is installed in front of the optical fiber 20, and the Fresnel lens 24 has an upper optical cut 28 and a lower optical cut 30 around the center boundary 26. ), And a relatively small blocking plate 34 is formed between the focused light source 22 formed in the optical fiber 20 and the Fresnel lens 24.

상기 차단판(34)의 설치위치는 광섬유(28)의 촛점광원(22)으로부터 발광하는 빛중 프레즈넬렌즈(24)의 경계부(26)로 입사되는 빛(32)은 차단케하고, 상,하 옵틱컷트(28)(30)로 입사되는 빛(36)(38)은 장애없이 통과되게 구성하여 사용할 수도 있다.The installation position of the blocking plate 34 is to block the light 32 incident to the boundary portion 26 of the Fresnel lens 24 of the light emitted from the focus light source 22 of the optical fiber 28, and up, down Light 36 and 38 incident to the optical cuts 28 and 30 may be configured to pass through without obstacles.

미설명부로 (40)은 반사경이다.Unexplained portion 40 is a reflector.

이와같이 구성된 본 고안은 렌즈(2)를 구성함에 있어서, 렌즈(2)에 구성되는 옵틱컷트(optic cut)(4)(6)를 상,하로 구분되게 구성하여 상부로 조사되는 빛(10)은 배광조건을 만족시킬 수 있게 구성하고, 하부로 조사되는 빛(12)은 전체 배광을 만족하는 범위내에서 전방으로 조사되게하여 전체 광도를 향상시킬수 있게 구성하므로서, 종래의 일반조명 등에 비하여 보다 밝은 광도의 조명등을 제공받을 수 있게 된다.In the present invention configured as described above, in the configuration of the lens 2, the optical cut (4) (6) configured in the lens 2 is configured to be divided into upper and lower light 10 is irradiated upwards It is configured to satisfy the light distribution condition, and the light 12 irradiated to the lower side is configured to improve the overall brightness by being irradiated forward within the range that satisfies the overall light distribution, so that the brightness is brighter than the conventional general lighting You will be provided with lights.

또한 렌즈를 구성함에 있어서도, 상,하 다른 옵틱컷트(optic cut)(4)(6)를 갖는 렌즈(2)를 플라스틱으로 구성케 하므로서 조명등의 제작시 전체크기를 최소화하고, 동시에 경량이면서 제작단가가 저렴한 조명등을 제공받을 수 있게 되며 뿐만 아니라, 렌즈(2)에 옵틱컷트(optic cut)(4)(6)의 설계로 빛의 배광이 조절되게 하므로서 배광조정이 용이하게 이루어지게 되는 것이다.Also, in the construction of the lens, the lens 2 having different optical cuts (4) and (6) up and down is made of plastic, thereby minimizing the overall size when manufacturing a lighting lamp, and at the same time light weight and production cost In addition to being able to be provided with an inexpensive lamp, the light distribution of the light is controlled by the design of the optical cut (optic cut) 4 and 6 on the lens 2, so that the light distribution can be easily adjusted.

본 고안을 통하여 제공되는 조명등에 있어서, 촛점광원(8)(22)과 렌즈(2)(24)의 중앙경계부(8)(26)로 입사되는 빛(26)(32)은 차단하여 빛의 산란현상을 방지케하고, 나머지 상,하 옵틱컷트(optic cut)(4)(6)(28)(30)로 입사되는 빛은 장애없이 통과되게하여 상,하 옵틱컷트를 통한 전방조명에는 장애가 되지 않도록 하기 위한 것이다.In the lamp provided through the present invention, the light (26) 32 incident to the central boundary portion 8 (26) of the focus light source (8) 22 and the lens (2) (24) is blocked to the light It prevents the scattering phenomenon and the light incident to the remaining upper and lower optical cuts (4) (6) (28) (30) is allowed to pass through without obstacles. This is to avoid.

따라서 본 고안은 광원의 빛을 효율적으로 이용하므로서 동일한 광원을 통하여 보다 밝은 광도의 조명등을 제공받을 수 있을 뿐 아니라, 종래 비구면렌즈를 사용하던 조명등에 비하여 가벼우면서 제작단가가 저렴하고 또한 조명등의 크기를 최소화할 수 있으며, 렌즈에 옵틱컷트(optic cut)의 설계로 빛의 배광이 조절되게 하므로서 배광조정이 용이하게 이루어지게 되는 등의 효과가 있는 것이다.Therefore, the present invention can not only be provided with a brighter light through the same light source by efficiently using the light of the light source, but also lighter than the conventional light bulbs used aspherical lens, the production cost is cheaper and the size of the light It can be minimized, and the light distribution is adjusted by the design of the optical cut (optic cut) on the lens, and the light distribution can be easily adjusted.

Claims (1)

렌즈(2)를 상하로 분활하여 상하부에 각기 서로 다른 옵틱컷트(optic cut)(4)(6)를 구성하되, 광원촛점(8)으로부터 상부 옵틱컷트(optic cut)(4)로 입사되는 빛은 배광조건을 만족하게 전방으로 조사되게 하고, 하부 옵틱컷트(optic cut)(6)로 입사되는 빛은 배광조건의 범위를 벗어나지 않는 범위내에서 전방으로 조사되게 하여 전체광도를 향상시킬 수 있게 구성하고, 상기 렌즈(2)와 촛점광원(8) 사이에는 차단판(14)을 설치하여 광원촛점(8)으로부터 렌즈(2)의 경계부(18)로 조사되는 빛(16)을 차단케 하여서 된 프레즈넬렌즈(fresnel lens)를 이용한 자동차용 조명등.The lens 2 is divided up and down to form different optical cuts 4 and 6 at the upper and lower parts, respectively, and the light incident from the light source focus 8 to the upper optical cut 4 is applied. The light is emitted forward to satisfy the light distribution condition, and the light incident on the lower optical cut 6 is irradiated forward within the range of the light distribution condition to improve the overall brightness. And a blocking plate 14 is provided between the lens 2 and the focus light source 8 to block the light 16 irradiated from the light source focus 8 to the boundary 18 of the lens 2. Automotive lighting using Fresnel lens.
KR2019940025120U 1994-09-26 1994-09-26 Lighting lamp using fresnel lens KR970006280Y1 (en)

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KR2019940025120U KR970006280Y1 (en) 1994-09-26 1994-09-26 Lighting lamp using fresnel lens

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KR2019940025120U KR970006280Y1 (en) 1994-09-26 1994-09-26 Lighting lamp using fresnel lens

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KR970006280Y1 true KR970006280Y1 (en) 1997-06-24

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