KR102578287B1 - Led lamp for automobile - Google Patents

Led lamp for automobile Download PDF

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Publication number
KR102578287B1
KR102578287B1 KR1020200150294A KR20200150294A KR102578287B1 KR 102578287 B1 KR102578287 B1 KR 102578287B1 KR 1020200150294 A KR1020200150294 A KR 1020200150294A KR 20200150294 A KR20200150294 A KR 20200150294A KR 102578287 B1 KR102578287 B1 KR 102578287B1
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South Korea
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light
light emitting
emitting diode
circuit board
printed circuit
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KR1020200150294A
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Korean (ko)
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KR20220064121A (en
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이지훈
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주식회사 반디
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    • 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
    • F21K9/20—Light sources comprising attachment means
    • 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
    • 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
    • F21K9/69—Details of refractors forming part of the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • 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
    • F21W2106/00—Interior vehicle lighting devices
    • 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
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles

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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)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

본 발명은 자동차용 엘이디램프에 관한 것으로, 광원부(12) 후방에 접속부(14)를 갖는 엘이디모듈(16)을 본체(18)에 결합하고 또 본체(18) 전방에 광확산커버(20)를 결합고정하되, 상기 엘이디모듈(16)의 광원부(12)는 판형으로 이루어진 인쇄회로기판(28)의 양측전방에 발광다이오드(30)를 표면실장하고 또 상기 발광다이오드(30)의 후방에 방열을 겸한 반사판(32)을 표면실장하여 발광다이오드(30)의 발광시 그 빛을 전방으로 반사해주도록 구성하여 인쇄회로기판(28)의 구조를 간단히 하고 또 인쇄회로기판(28)에 발광다이오드(30)와 반사판(32) 등을 표면실장할 시 자동표면실장기를 이용한 연속작업이 가능하도록 하며, 사용시 열에 의한 발광다이오드(30)의 수명단축을 방지해줄 수 있도록 한 것이다.The present invention relates to an LED lamp for automobiles, wherein an LED module (16) having a connection portion (14) at the rear of the light source unit (12) is coupled to the main body (18) and a light diffusion cover (20) is provided in front of the main body (18). Coupled and fixed, the light source unit 12 of the LED module 16 has light emitting diodes 30 surface mounted on both front sides of a plate-shaped printed circuit board 28 and heat dissipation at the rear of the light emitting diodes 30. The reflector 32 is surface mounted to reflect the light forward when the light emitting diode 30 emits light, thereby simplifying the structure of the printed circuit board 28 and attaching the light emitting diode 30 to the printed circuit board 28. ) and the reflector 32, etc., when surface mounting, continuous work using an automatic surface mounting machine is possible, and the lifespan of the light emitting diode 30 due to heat during use is prevented from being shortened.

Description

차량용 엘이디램프{LED LAMP FOR AUTOMOBILE}LED lamp for vehicle {LED LAMP FOR AUTOMOBILE}

본 발명은 각종 차량의 실내등이나 넘버등 등으로 이용되는 차량용 엘이디램프에 관한 것이다.The present invention relates to a vehicle LED lamp used as an interior light or number light for various vehicles.

일반적으로 각종 차량의 실내등이나 넘버등 등으로 이용되는 차량용 엘이디램프(100)는 등록실용신안 20-0461954호 '차량용 엘이디램프의 광확산커버' 및 본원출원인이 제공한 특허출원 10-2019-0130453호 '차량용 엘이디램프' 등과 같이 인쇄회로기판(102)이 수직의 접속부(104) 및 상기 접속부(104) 전방에 형성되는 수평의 광원부(106)로 이루어져 그 광원부(106)에 발광다이오드(108)가 전방을 향하도록 표면실장되는 엘이디모듈(110)과 상기 엘이디모듈(110)을 결합고정하는 본체(112) 및 상기 본체(112) 전방에 결합고정되는 광확산커버(114)로 구성하여 소켓에 결합하여 사용할 시 엘이디모듈(110)은 인쇄회로기판(102)이 갖는 수직의 접속부(104)에 의해 소켓과의 접속이 이루어지도록 하면서 수평의 광원부(106)에 전방을 향하도록 표면실장된 발광다이오드(108)가 빛을 전방으로 발산해주도록 구성된다.The automotive LED lamp 100, which is generally used as interior lights or number lights of various vehicles, is registered utility model No. 20-0461954 'Light diffusion cover of LED lamp for vehicles' and patent application No. 10-2019-0130453 provided by the applicant. Like a 'vehicular LED lamp', a printed circuit board 102 is made up of a vertical connection part 104 and a horizontal light source part 106 formed in front of the connection part 104, and a light emitting diode 108 is installed in the light source part 106. It consists of an LED module 110 that is surface mounted facing forward, a main body 112 that couples and fixes the LED module 110, and a light diffusion cover 114 that is coupled and fixed in front of the main body 112 and is coupled to a socket. When used, the LED module 110 is surface-mounted to face forward on the horizontal light source unit 106 while being connected to the socket by the vertical connection part 104 of the printed circuit board 102 (a light emitting diode ( 108) is configured to emit light forward.

따라서 이러한 구성의 차량용 엘이디램프(100)는 제작시 구조가 복잡한 인쇄회로기판(102)으로 인하여 제작비용이 추가 소요되고 또 인쇄회로기판(102)이 갖는 구조적인 특성상 발광다이오드(108)의 표면실장시 자동표면실장기를 이용한 연속작업이 불가능하여 현저한 생산성저하를 가져오게 되며, 제대로 된 방열기능을 갖추지 못해 사용수명이 단축되는 등의 문제점들이 따르게 된다.Therefore, the automotive LED lamp 100 of this configuration requires additional manufacturing costs due to the complex structure of the printed circuit board 102, and due to the structural characteristics of the printed circuit board 102, the light emitting diode 108 cannot be mounted on the surface. In this case, continuous work using an automatic surface mounting machine is impossible, resulting in a significant decrease in productivity, and problems such as shortened service life due to lack of proper heat dissipation function.

등록실용신안 20-0461954호 '차량용 엘이디램프의 광확산커버'Registered Utility Model No. 20-0461954 ‘Light diffusion cover for vehicle LED lamp’ 특허출원 10-2019-0130453호 '차량용 엘이디램프'Patent application 10-2019-0130453 ‘Vehicle LED lamp’

본 발명의 목적은 인쇄회로기판의 구조를 간단히 할 수 있고 또 발광다이오드의 표면실장작업이 자동표면실장기에 의해 연속적으로 이루어지도록 할 수 있으며, 방열기능을 갖춰줄 수가 있는 자동차용 엘이디램프를 제공하는데 있다.The purpose of the present invention is to provide an LED lamp for automobiles that can simplify the structure of a printed circuit board, allow the surface mounting of light emitting diodes to be performed continuously by an automatic surface mounting machine, and have a heat dissipation function. there is.

상기한 목적달성을 위한 본 발명 자동차용 엘이디램프는 광원부 후방에 접속부를 갖는 엘이디모듈을 본체에 결합하고 또 본체 전방에 광확산커버를 결합고정하되, 상기 엘이디모듈의 광원부는 판형으로 이루어진 인쇄회로기판의 양측전방에 발광다이오드를 표면실장하고 또 상기 발광다이오드의 후방에 방열을 겸한 반사판을 표면실장하여 발광다이오드의 발광시 그 빛을 전방으로 반사해주도록 구성함을 특징으로 한다.In order to achieve the above object, the LED lamp for automobiles of the present invention combines an LED module having a connection part at the rear of the light source to a main body, and a light diffusion cover is coupled and fixed to the front of the main body, and the light source of the LED module is a printed circuit board in the form of a plate. Light-emitting diodes are surface-mounted on both front sides of the light-emitting diode, and a reflector that also serves as heat dissipation is surface-mounted behind the light-emitting diode to reflect the light forward when the light-emitting diode emits light.

본 발명은 인쇄회로기판()의 구조를 간단히 할 수 있어 제작비용을 절감할 수 있고 또 인쇄회로기판에 발광다이오드와 반사판 등을 표면실장할 시 자동표면실장기를 이용한 연속작업이 가능하여 현저한 생산성향상을 기대할 수 있으며, 사용시 열에 의한 발광다이오드의 수명단축을 방지해줄 수가 있게 되는 등의 효과가 있다.The present invention can simplify the structure of a printed circuit board, thereby reducing production costs. Additionally, when surface mounting light emitting diodes and reflectors on a printed circuit board, continuous work using an automatic surface mounting machine is possible, thereby significantly improving productivity. can be expected, and has the effect of preventing the lifespan of the light emitting diode from being shortened due to heat during use.

도 1 : 본 발명의 사시도
도 2 : 본 발명의 분해사시도
도 3 : 본 발명에 이용되는 엘이디모듈의 사시도
도 4 : 본 발명에 이용되는 엘이디모듈의 일부분해사시도
도 5 : 종래발명의 분해사시도Figure 1: Perspective view of the present invention
Figure 2: exploded perspective view of the present invention
Figure 3: Perspective view of the LED module used in the present invention
Figure 4: Partial exploded perspective view of the LED module used in the present invention
Figure 5: An exploded perspective view of the prior invention

이하 본 발명의 이해를 돕기 위한 바람직한 실시예를 설명하기로 하며, 다만 하기의 실시예는 본 발명을 보다 쉽게 이해하기 위하여 제공되는 것일 뿐 실시예에 의해 본 발명의 내용이 한정되는 것은 아니다.Hereinafter, preferred embodiments will be described to aid understanding of the present invention. However, the following examples are provided to make the present invention easier to understand and the content of the present invention is not limited by the examples.

도 1은 본 발명의 사시도이고, 도 2는 본 발명의 분해사시도로서, 본 발명 자동차용 엘이디램프(10)는 광원부(12)와 접속부(14)로 이루어진 엘이디모듈(16)을 접속부(14)가 후방으로 돌출되게 본체(18)에 결합고정하고, 상기 본체(18)의 전방에는 광확산커버(20)를 결합고정하여 사용하도록 구성된다.Figure 1 is a perspective view of the present invention, and Figure 2 is an exploded perspective view of the present invention. The LED lamp 10 for an automobile according to the present invention includes an LED module 16 consisting of a light source unit 12 and a connection unit 14, and a connection unit 14. It is configured to be used by coupling and fixing to the main body 18 so that it protrudes rearward, and a light diffusion cover 20 is coupled and fixed to the front of the main body 18.

본체(18)는 양측에 걸림공(22)을 갖는 결합부(24) 및 상기 결합부(24)로부터 후방으로 연장형성되는 받침부(26)로 이루어져 그 내부에 접속부(14)가 노출되게 엘이디모듈(16)을 결합하고 또 전방에는 광확산커버(20)를 결합고정해주도록 구성된다.The main body 18 is made up of a coupling part 24 having locking holes 22 on both sides and a support part 26 extending rearward from the coupling part 24, and the connection part 14 is exposed therein. It is configured to combine the module 16 and fix the light diffusion cover 20 on the front.

도 3은 본 발명에 이용되는 엘이디모듈의 사시도이고, 도 4는 본 발명에 이용되는 엘이디모듈의 일부분해사시도로서, 엘이디모듈(16)은 전후로 길이가 긴 판형으로 이루어진 인쇄회로기판(28)의 일측전방 또는 양측전방에 발광다이오드(30)와 방열을 겸한 반사판(32)을 표면실장하여 광원부(14)를 형성하고, 인쇄회로기판(28)의 중앙부에는 발광다이오드(30)에 전원의 안정적으로 공급하기 위한 회로부품(34)을 표면실장하며, 인쇄회로기판(28)의 일측후방 또는 양측후방에는 걸림홈(36)을 사이에 두고 걸림편(38)을 표면실장하여 접속부(14)를 형성해주도록 구성된다.Figure 3 is a perspective view of the LED module used in the present invention, and Figure 4 is a partially exploded perspective view of the LED module used in the present invention. The LED module 16 is a printed circuit board 28 formed in a plate shape with a long front and back length. A light source unit 14 is formed by surface mounting a light emitting diode 30 and a heat dissipating reflector 32 on one front or both fronts, and a light emitting diode 30 is provided in the center of the printed circuit board 28 to provide a stable power supply. The circuit components 34 for supply are surface mounted, and a connecting piece 38 is surface mounted on one side or both rears of the printed circuit board 28 with a locking groove 36 in between to form a connection portion 14. It is designed to give.

이때 엘이디모듈(16)의 반사판(32)은 인쇄회로기판(28)에 표면실장을 위한 부착부(40) 및 상기 부착부(40)로부터 직각되게 형성된 반사부(42)로 이루어져 그 반사부(42)가 발광다이오드(30)의 후방에서 발광다이오드(30)와 인접되게 표면실장해주도록 구성된다.At this time, the reflector 32 of the LED module 16 consists of an attachment part 40 for surface mounting on the printed circuit board 28 and a reflection part 42 formed at a right angle from the attachment part 40. The reflection part ( 42) is configured to be surface mounted adjacent to the light emitting diode 30 at the rear of the light emitting diode 30.

광확산커버(20)는 통형의 확산부(44) 및 상기 확산부(44)의 후방양측에 돌출형성된 걸림편(46)으로 이루어져 본체(18) 전방에 결합시 그 걸림편(46)이 본체(18)가 갖는 걸림공(22)과 걸림이 이루어져 결합력을 유지하도록 구성된다.The light diffusion cover 20 consists of a cylindrical diffusion part 44 and a locking piece 46 protruding on both rear sides of the diffusion portion 44. When coupled to the front of the main body 18, the locking piece 46 is attached to the main body 18. It is configured to maintain coupling force by engaging with the engaging hole (22) of (18).

본 발명은 엘이디모듈(16)의 인쇄회로기판(28)이 길이가 긴 판형으로 구성되므로 제작시 비용을 절감할 수 있게 된다.In the present invention, the printed circuit board 28 of the LED module 16 is configured in a long plate shape, thereby reducing manufacturing costs.

특히 판형으로 이루어진 인쇄회로기판(28)의 양측면에 발광다이오드(30)와, 방열을 겸한 반사판(32)과, 회로부품(34) 및 걸림편(38) 등을 표면실장해주도록 구성되므로 표면시장작업시 자동표면실장기를 이용한 연속작업이 가능하여 현저한 생산성향상을 기대할 수 있게 된다.In particular, it is configured to surface mount the light emitting diode 30, the heat dissipating reflector 32, the circuit component 34, and the locking piece 38 on both sides of the plate-shaped printed circuit board 28, so it is used in the surface market. Continuous work using an automatic surface mounting machine is possible during work, so a significant increase in productivity can be expected.

또한 발광다이오드(30)는 인쇄회로기판(28)의 측면에 표면실장되어 발광시 빛을 측방향으로 발산하게 되나, 측방향으로 발산된 빛은 발광다이오드(30)의 후방에 인접하고 있는 반사판(32)이 전방으로 반사해주게 되므로 자동차용 엘이디램프()로서 요구되는 기능을 만족할 수가 있게 된다.In addition, the light emitting diode 30 is surface mounted on the side of the printed circuit board 28 and emits light laterally when emitting light, but the light emitted laterally is transmitted to the reflector adjacent to the rear of the light emitting diode 30 ( Since 32) is reflected forward, it is possible to satisfy the functions required as an automotive LED lamp.

상술한 바와 같이 본 발명의 바람직한 실시예들을 참조하여 설명하였지만, 해당 기술분야에서 숙련된 당업자는 하기의 특허청구범위에 기재된 본 발명의 사상 및 영역으로부터 벗어나지 않는 범위 내에서 본 발명을 다양하게 수정 및 변형하여 실시할 수 있다.Although the present invention has been described with reference to preferred embodiments as described above, those skilled in the art may modify and modify the present invention in various ways without departing from the spirit and scope of the present invention as set forth in the claims below. It can be implemented with modification.

(10)--자동차용 엘이디램프 (12)--광원부
(14)--접속부 (16)--엘이디모듈
(18)--본체 (20)--광확산커버
(22)--걸림공 (24)--결합부
(26)--받침부 (28)--인쇄회로기판
(30)--발광다이오드 (32)--반사판
(34)--회로부품 (36)--걸림홈
(38)--걸림편 (40)--부착부
(42)--반사부 (44)--확산부
(46)--걸림편(10)--LED lamp for automobile (12)--Light source part
(14)--Connection part (16)--LED module
(18)--Main body (20)--Light diffusion cover
(22)--Latching hole (24)--Connecting part
(26)--Support part (28)--Printed circuit board
(30)--Light emitting diode (32)--Reflector
(34)--Circuit parts (36)--Hatching groove
(38)--Latching piece (40)--Attachment part
(42)--Reflecting part (44)--Diffusing part
(46)--Hanging piece

Claims (2)

광원부 후방에 접속부를 갖는 엘이디모듈;
상기 엘이디모듈을 접속부가 노출되게 결합고정하는 본체; 및
상기 본체의 전방에 결합고정되는 광확산커버;를 포함하고,
상기 엘이디모듈은,
판형으로 이루어진 인쇄회로기판의 일측전방 또는 양측전방에 발광다이오드를 표면실장하여 광원부를 형성하되,
상기 광원부의 발광다이오드 후방에는 표면실장을 위한 부착부 및 상기 부착부로부터 직각되게 형성되어 발광다이오드와 인접하는 반사부로 이루어지고 또 방열을 겸한 반사판을 표면실장하여 구성함을 특징으로 하는 자동차용 엘이디램프.An LED module having a connection part behind the light source unit;
A main body that couples and fixes the LED module so that the connection portion is exposed; and
It includes a light diffusion cover coupled and fixed to the front of the main body,
The LED module is,
A light source unit is formed by surface mounting a light emitting diode on one front or both fronts of a plate-shaped printed circuit board,
An LED lamp for automobiles, which is composed of an attachment part for surface mounting behind the light emitting diode of the light source unit, a reflection part formed at a right angle from the attachment part and adjacent to the light emitting diode, and a reflector that also serves as heat dissipation is surface mounted. . 삭제delete
KR1020200150294A 2020-11-11 2020-11-11 Led lamp for automobile KR102578287B1 (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101740589B1 (en) * 2016-12-28 2017-05-26 몰렉스 엘엘씨 LED lamp using MID technology
KR101778750B1 (en) * 2016-08-25 2017-09-14 차주은 Lamp for vehicle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102216669B (en) * 2008-11-18 2015-03-18 皇家飞利浦电子股份有限公司 Electric lamp
KR200461954Y1 (en) 2010-07-14 2012-08-16 (주)케이디지테크 Light Diffusion Cover of LED lamp for vehicles
KR20180065170A (en) * 2016-12-07 2018-06-18 재단법인 중소조선연구원 light apparatus for transportation means
KR102485352B1 (en) 2018-04-11 2023-01-05 현대자동차주식회사 Vehicle apparatus, system having the same and method for changing automatically operable range thereof

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Publication number Priority date Publication date Assignee Title
KR101778750B1 (en) * 2016-08-25 2017-09-14 차주은 Lamp for vehicle
KR101740589B1 (en) * 2016-12-28 2017-05-26 몰렉스 엘엘씨 LED lamp using MID technology

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