KR20160017469A - Lighting that irradiation angle of light is regulated - Google Patents

Lighting that irradiation angle of light is regulated Download PDF

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Publication number
KR20160017469A
KR20160017469A KR1020140101023A KR20140101023A KR20160017469A KR 20160017469 A KR20160017469 A KR 20160017469A KR 1020140101023 A KR1020140101023 A KR 1020140101023A KR 20140101023 A KR20140101023 A KR 20140101023A KR 20160017469 A KR20160017469 A KR 20160017469A
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South Korea
Prior art keywords
rotation
along
slider
rotary
unit
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KR1020140101023A
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Korean (ko)
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KR101645397B1 (en
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박지훈
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박지훈
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • 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
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/238—Arrangement or mounting of circuit elements integrated in 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
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of 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]

Abstract

In a lighting device capable of adjusting an angle, the present invention comprises: a frame; a lighting housing including a lighting opening; an LED substrate to illuminate through the lighting opening by being mounted inside the lighting housing; a pair of end covers which are combined with both ends of the lighting housing to face each other along a rotation shaft line direction and include a rotary shaft unit which is extended along a shaft line direction outwards, a rotary resistance protrusion unit formed along a circumferential direction for the rotary shaft line, and a rotary control knob formed on at least one side of the end of the rotary shaft unit; a gearing slider which is combined with the rotation shaft unit along the shaft line direction to move at a predetermined width and includes a gearing protrusion unit which corresponds to the rotary resistance protrusion unit and one or more rotary stopping units formed along the circumferential direction; a frame cover which is combined with the frame and includes a shaft supporting unit to support the rotary shaft unit to be able to rotate, a control opening to approach the rotary control knob along the shaft line direction, and a rotary stopping gearing unit which is geared with the rotary stopping unit of the gearing slider; and a resistance spring to elastically push the gearing slider towards the rotary resistance protrusion unit along the shaft line direction by being placed between the frame cover and the gearing slider. Accordingly, a combination structure is simple and an assembling property is excellent and angle control is easy. Moreover, the keeping performance of a rotation stoppage is improved in the angle control state and durability is excellent.

Description

각도조절 가능한 조명등 {Lighting that irradiation angle of light is regulated}BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an angle-

본 발명은 각도조절 가능한 조명등에 관한 것이다.The present invention relates to an angle adjustable illumination lamp.

조사 각도를 조절하여 조명방향을 변경할 수 있는 LED조명등이 공급되고 있다. 각도 조절용 조명등은 대체로 조명유니트 자체를 지지구조물에 대해 회전시키거나, 예를 들어 등록특허 제10-1276786호의 경우에서와 같이 회전중심축에서 반경방향으로 이격된 가이드핀을 선회시켜 조사각도를 조절한다. LED illumination lamps are being supplied that can change the illumination direction by adjusting the irradiation angle. The angle-adjustable illumination lamp generally adjusts the angle of illumination by rotating the illumination unit itself against the support structure, or by turning a guide pin radially spaced from the rotation center axis, as in the case of the patent No. 10-1276786 .

그런데 이러한 종래의 각도조절 조명등은 조작에 다소 무리한 힘이 가해질 수 있고, 조절 구조가 복잡하거나 조절력이 효율적으로 전달되지 않으며 회전멈춤 상태가 지속적으로 유지되지 않는다는 등의 단점이 있다.However, such a conventional angle-controlled lighting lamp has disadvantages such as that a somewhat excessive force is applied to the operation, the control structure is complicated, the control force is not efficiently transmitted, and the rotation stop state is not maintained constantly.

따라서, 본 발명의 목적은 단단한 구조로 조립성이 우수하고 각도조절이 용이하며 각도 조절상태에서 회전멈춤의 유지 성능이 양호한 각도조절 가능한 조명등을 제공하는 것이다.SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide an angle-adjustable light fixture having a rigid structure, excellent in assembling performance, easy to adjust the angle, and excellent in the retention performance of the rotation stop in the angle adjustment state.

상기 목적은 본 발명에 따라, 각도조절 가능한 조명등에 있어서, 프레임과, 조명개구를 갖는 조명하우징과, 상기 조명하우징 내에 장착되어 상기 조명개구를 통해 조명하는 LDE기판과, 상기 조명하우징의 양 단부에 회전축선방향을 따라 대향하여 결합되며, 축선방향을 따라 외향 연장된 회동축부와, 상기 회전축선에 대해 원주방향을 따라 형성된 회전저항돌기부와, 적어도 어느 일측의 상기 회동축부의 단부에 형성된 회동조작노브를 갖는 한 쌍의 단부커버와, 상기 회동축부에 축선방향을 따라 소정 폭 요동 가능하게 결합되며, 상기 회동저항돌기부에 대응하는 맞물림돌기부와, 원주방향을 따라 마련된 적어도 하나의 회전멈춤부를 갖는 물림슬라이더와, 상기 프레임에 결합되며, 상기 회동축부를 회전가능하게 지지하는 축지지부와, 상기 회동조작노브에 축선방향을 따라 접근하기 위한 조작개구와, 상기 물림슬라이더의 회전멈춤부와 맞물리는 회전멈춤물림부를 갖는 프레임커버와, 상기 프레임커버와 상기 물림슬라이더 사이에 개재되어 상기 물림슬라이더를 축선 방향을 따라 상기 회전저항돌기부를 향해 탄성적으로 미는 저항스프링을 포함하는 것을 특징으로 하는 각도조절 가능한 조명등에 의해 달성된다.According to the present invention, there is provided an angle adjustable illumination lamp comprising a frame, an illumination housing having an illumination aperture, an LDE substrate mounted in the illumination housing and illuminating through the illumination aperture, And a rotation operation protrusion formed on the rotation axis in a circumferential direction with respect to the rotation axis, and a rotation operation knob provided at an end of the rotation axis, And a pair of end covers which are coupled to the pivot shaft part in a predetermined swingable manner along the axial direction and which have engagement protrusions corresponding to the pivoting resistance protrusions and at least one rotation stop provided along the circumferential direction, A shaft support portion coupled to the frame and rotatably supporting the rotation shaft portion, A frame cover having an operation opening for approaching the engaging slider along the axial direction and a rotation stopping portion engaging with the rotation stopping portion of the engaging slider; and a frame cover interposed between the frame cover and the engaging slider, And a resistance spring elastically pushing the rotation resistance protrusion toward the rotation resistance protrusion.

여기서, 상기 물림슬라이더는 상기 축지지부보다 큰 내경을 가지는 슬라이더본체부와 상기 슬라이더본체부의 일단부에 형성된 내향플랜지를 가지며, 상기 저항스프링은 상기 내향플랜지와 상기 축지지부의 자유단부 사이에 개재되는 것이 바람직하다.Here, the engaging slider has a slider body portion having an inner diameter larger than that of the shaft support portion and an inward flange formed at one end of the slider body portion, and the resistance spring is interposed between the inward flange and the free end portion of the shaft support portion desirable.

또한, 상기 회전멈춤부는 상기 원통부의 외표면에 축선방향을 따라 돌출 형성되며, 상기 프레임커버는 상기 슬라이더본체부보다 큰 내경을 가지고 내경부에 상기 회전멈춤물림부가 형성된 물림원통부를 갖는 것이 바람직하다.Preferably, the rotation stop is formed on the outer surface of the cylindrical portion along the axial direction, and the frame cover has a larger diameter than the slider body portion and has a cylindrical portion having the rotation stopping portion formed on the inner diameter portion.

본 발명에 따른 각도조절 가능한 조명등은, 결합구조가 간단하여 조립성이 우수하고 각도조절이 용이하며 각도 조절상태에서 회전멈춤의 유지 성능을 향상시키는 동시에 내구성이 우수한 효과를 제공한다.The angle adjustable illumination lamp according to the present invention provides an excellent durability while improving the maintenance performance of the rotation stop in an angle-controlled state by providing easy assembling property and easy angle adjustment.

도 1은 본 발명에 따른 각도조절 가능한 조명등의 사시도,
도 2는 각도조절 가능한 조명등의 분해사시도,
도 3은 프레임커버와 물림슬라이더의 확대 분해사시도이다.
도 4는 회동조작부영역의 결합구조를 나타낸 단면도이다.1 is a perspective view of an angle adjustable illumination lamp according to the present invention,
2 is an exploded perspective view of an angle adjustable illumination lamp,
3 is an enlarged exploded perspective view of the frame cover and the engaging slider.
4 is a cross-sectional view showing a coupling structure of the rotation operating section region.

이하, 본 발명에 따른 각도조절 가능한 조명등의 실시예를 도면을 참조하여 상세히 설명한다.DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of an angle adjustable illumination lamp according to the present invention will be described in detail with reference to the drawings.

도 1과 도 2는 본 발명에 따른 각도조절 가능한 조명등의 사시도와 분해사시도이다. 이들 도면에서 볼 수 있는 바와 같이, 본 발명에 따른 각도조절 가능한 조명등은 고정부(110)에 의해 천장 또는 벽면에 고정되는 프레임(100)을 갖는다. 프레임(100)의 하부에는 조명하우징(200)이 결합된다. 프레임(100)의 길이방향 양단부에는 상호 대향한 한 쌍의 프레임커버(500)가 장착되어 조명하우징(200)을 지지한다.1 and 2 are a perspective view and an exploded perspective view of an angle adjustable illumination lamp according to the present invention. As can be seen from these drawings, the angle-adjustable illumination lamp according to the present invention has a frame 100 fixed to the ceiling or the wall surface by the fixing portion 110. The illumination housing 200 is coupled to the lower portion of the frame 100. At both longitudinal ends of the frame 100, a pair of opposite frame covers 500 are mounted to support the illumination housing 200.

조명하우징(200)은 프레임(100)과 상호 평행하게 배치되며, 하부에 조명개구를 갖는다. 조명하우징(200)의 내부에는 길이방향을 따라 히트싱크(230)가 설치되어 있고, 이 히트싱크(230)의 하부에 LED기판(10)이 설치되어 있다. LED기판(10)은 조명하우징(200)의 양 내측벽에 대향하여 형성된 한 쌍의 기판거치부(210)에 지지된다. 조명하우징(200)의 조명개구의 양 측연에는 서로 평행하게 대향한 한 쌍의 투광판거치부(220)가 마련되어있다. 투광판거치부(220)에는 투광플레이트(20)가 장착된다. 조명하우징(200)의 길이방향 양단부에는 조명하우징(200)의 양 길이방향 단부를 차단하는 단부커버(300)가 장착된다. 단부커버는 도시되지 않은 스크류가 단부커버를 관통하여 조명하우징에 체결됨으로써 조명하우징에 장착된다.The illumination housing 200 is disposed parallel to the frame 100 and has an illumination opening at the bottom. A heat sink 230 is provided in the interior of the lighting housing 200 along the longitudinal direction and an LED substrate 10 is installed below the heat sink 230. The LED substrate 10 is supported on a pair of substrate mounts 210 formed opposite to both inner wall surfaces of the illumination housing 200. On both side edges of the illumination opening of the illumination housing 200, there are provided a pair of transparent plate mounting portions 220 facing each other in parallel. The translucent plate 20 is mounted on the transparent plate 220. At both longitudinal ends of the lighting housing 200, an end cover 300 for blocking both lengthwise ends of the lighting housing 200 is mounted. The end cover is mounted to the illumination housing by a screw, not shown, fastened to the illumination housing through the end cover.

양 단부커버(300)의 외측 표면에는 축선방향을 따라 외향 연장된 회동축부(310)가 형성되어 있다. 회동축부(310)의 단부에는 조명등의 각도조절을 위해 사용자가 잡기 위한 회동조작노브(330)가 형성되어 있다. 회동축부(310)의 둘레를 따라 단부커버(300)의 외표면에는 회전축선방향에 대해 원주방향을 따라 다수의 요철돌기가 연속되어 있는 회전저항돌기부(320)가 형성되어 있다. 회동축부(310)에는 대체로 원통형으로 형성된 물림슬라이더(400)가 결합된다. On the outer surface of the both end cover 300, a pivot shaft portion 310 extending outward along the axial direction is formed. At the end of the pivot shaft portion 310, a pivoting operation knob 330 is provided for the user to adjust the angle of the light. A rotation resisting protrusion 320 is formed on the outer surface of the end cover 300 along the periphery of the rotation shaft portion 310. The rotation resisting protrusion 320 has a plurality of protrusions and protrusions extending in the circumferential direction with respect to the rotation axis direction. A rotating slider 400, which is formed in a generally cylindrical shape, is coupled to the rotating shaft portion 310.

도 3은 프레임커버와 물림슬라이더의 확대 분해사시도이다. 도 3에 도시된 바와 같이, 물림슬라이더(400)는 회동축부(310)보다 큰 내경을 가지는 슬라이더본체부(410)를 가지고 회동축부(310)의 둘레에 동심적으로 배치된다. 물림슬라이더(400)는 회동축부(310)에 대해 축선방향을 따라 슬라이딩 이동가능하며, 회전저항돌기부(320)와 접촉하는 슬라이더본체부(410)의 단부면에는 회동저항돌기부(320)에 대응하는 맞물림돌기부(420)가 형성되어 있다. 슬라이더본체부(410)에 외표면에는 원주방향을 따라 복수개의 회전멈춤부(430)가 마련되어 있다. 회전멈춤부(430)는 원통부의 외표면에 축선방향을 따라 돌출 형성되어 있다. 3 is an enlarged exploded perspective view of the frame cover and the engaging slider. 3, the engaging slider 400 has a slider body portion 410 having an inner diameter larger than that of the pivot shaft portion 310, and is disposed concentrically around the pivot shaft portion 310. As shown in Fig. The engaging slider 400 is slidable along the axial direction with respect to the pivotal shaft portion 310 and formed on the end surface of the slider body portion 410 which contacts the pivotal ridge protrusion 320, An engaging protrusion 420 is formed. On the outer surface of the slider body portion 410, a plurality of rotation stops 430 are provided along the circumferential direction. The rotation stopper 430 is formed on the outer surface of the cylindrical portion along the axial direction.

프레임커버(500)는 단부커버(300)의 회동축부(310)보다 큰 직경을 가진 원통형의 축지지부(510)를 가진다. 축지지부(510)는 내경부를 따라 축방향으로 개방되어 양측 길이방향 외측에서 회동조작노브(330)에 접근가능한 조작개구(540)를 갖는다. 이 조작개구(540)를 통해 사용자는 회동조작노브(330)를 잡고 회전 조작할 수 있다. 축지지부(510)의 외측 둘레에는 축지지부(510)와 소정 간격 이격되어 물림슬라이더(400)보다 큰 내경을 가지는 물림원통부(520)가 형성되어 있다. 물림원통부(520)의 내경면에는 물림슬라이더(400)의 회전멈춤부(430)에 대응하는 회전멈춤물림부(530)를 구비하여, 물림원통부(520)와 물림슬라이더(400)가 상호 결합된 상태에서는 물림슬라이더(400)가 단부커버(300) 및 프레임커버(500) 사이에서 소정 범위의 축방향 이동은 허용되는 한편 상대 회전은 멈춤유지된다. 단부커버(300)의 회동축부(310)와 물림슬라이더(400) 사이에는 물림슬라이더(400)를 축선방향을 따라 회전저항돌기부(320)를 향해 탄성적으로 미는 저항스프링(600)이 개재된다. The frame cover 500 has a cylindrical shaft support portion 510 having a larger diameter than the rotation shaft portion 310 of the end cover 300. The shaft support portion 510 has an operation opening 540 axially opened along the inner diameter portion and accessible to the pivoting operation knob 330 on both sides in the longitudinal direction outside. Through the operation opening 540, the user can hold the pivoting operation knob 330 and rotate. A cylindrical portion 520 having a larger inner diameter than the engagement slider 400 is formed on the outer periphery of the shaft support portion 510 at a predetermined distance from the shaft support portion 510. A locking stop 530 corresponding to the rotation stop 430 of the locking slider 400 is provided on the inner diameter surface of the locking cylinder 520 so that the locking cylinder 520 and the locking slider 400 In the engaged state, the engaging slider 400 is allowed to move within a predetermined range between the end cover 300 and the frame cover 500 while the relative rotation is stopped. A resistance spring 600 elastically biasing the engaging slider 400 along the axial direction toward the rotation resisting protrusion 320 is interposed between the rotating shaft portion 310 of the end cover 300 and the engaging slider 400.

도 4는 회동조작부영역의 결합구조를 나타낸 단면도이다. 도 4에 도시된 바와 같이, 물림슬라이더(400)의 회전멈춤부(430)는 프레임커버(500)의 회전멈춤물림부(530)에 고정됨으로써 조명하우징(200)을 지지하게 되고, 회동조작노브(330)의 조작 시 프레임(100)과 프레임커버(500)는 고정된 상태에서 조명하우징(200)을 회전시키게 된다. 4 is a cross-sectional view showing a coupling structure of the rotation operating section region. 4, the rotation stopper 430 of the engaging slider 400 is fixed to the rotation stopping portion 530 of the frame cover 500 to thereby support the illumination housing 200, The frame 100 and the frame cover 500 rotate the lighting housing 200 in a fixed state.

물림슬라이더(400)는 슬라이더본체부(410)의 일단부에 형성된 내향플랜지(440)를 가진다. 내향플랜지(440)와 축지지부(510)의 자유단부 사이에는 저항스프링(600)이 개재된다. 이에 의해 저항스프링(600)은 물림슬라이더(400)를 축선방향을 따라 회전저항돌기부(320)를 향해 탄성적으로 밀어 물림슬라이더(400)의 맞물림돌기부(420)와 단부커버(300)의 회전저항돌기부(320)가 밀접하게 맞닿아 각도조절된 상태에서 회전멈춤이 유지되어, 원하는 조명각도가 유지된다. 이 상태에서 조명각도를 조절하기 위해 사용자가 조작개구(540)을 통해 회동조작노브(330)를 회전 조작하면, 맞물림돌기부(420)와 회전저항돌기부(320)의 물림상태가 탄성적으로 해제되면서 조명하우징(200)이 축선에 대해 회전하며, 회전된 각도 위치에서 멈춤유지된다.The engaging slider 400 has an inward flange 440 formed at one end of the slider body portion 410. A resistance spring 600 is interposed between the inward flange 440 and the free end of the shaft support portion 510. The resilient spring 600 resiliently pushes the engaging slider 400 toward the rotational resisting protrusion 320 along the axial direction to urge the engaging protrusion 420 of the engaging slider 400 and the rotational resistance of the end cover 300 The protrusions 320 are held in close contact with each other to maintain the rotation stop in the angled state, so that the desired illumination angle is maintained. When the user rotates the rotary operation knob 330 through the operation opening 540 to adjust the illumination angle in this state, the engagement state of the engagement projection 420 and the rotation resistance protrusion 320 is resiliently released The illumination housing 200 rotates about its axis and remains stopped at the rotated angular position.

10 : LED기판 20: 투광플레이트
100: 프레임 110: 고정부
200: 조명하우징 210: 기판거치부
220: 투광판거치부 230: 히트싱크
300: 단부커버 310: 회동축부
320: 회전저항돌기부 330: 회동조작노브
400: 물림슬라이더 410: 슬라이더본체부
420: 맞물림돌기부 430: 회전멈춤부
440: 내향플랜지 500: 프레임커버
510: 축지지부 520: 물림원통부
530: 회전멈춤물림부 540: 조작개구
600: 저항스프링10: LED substrate 20: light-transmitting plate
100: frame 110:
200: illumination housing 210: substrate holder
220: transparent plate mounting part 230: heat sink
300: end cover 310:
320: rotation resistance protrusion 330: rotation operation knob
400: engaging slider 410: slider body part
420: engaging projection part 430: rotation stop part
440: inward flange 500: frame cover
510: Axial support part 520: Bottom cylindrical part
530: rotation stopping portion 540: operating opening
600: Resistance spring

Claims (3)

각도조절 가능한 조명등에 있어서,
프레임과;
조명개구를 갖는 조명하우징과;
상기 조명하우징 내에 장착되어 상기 조명개구를 통해 조명하는 LDE기판과;
상기 조명하우징의 양 단부에 회전축선방향을 따라 대향하여 결합되며, 축선방향을 따라 외향 연장된 회동축부와, 상기 회전축선에 대해 원주방향을 따라 형성된 회전저항돌기부와, 적어도 어느 일측의 상기 회동축부의 단부에 형성된 회동조작노브를 갖는 한 쌍의 단부커버와;
상기 회동축부에 축선방향을 따라 소정 폭 요동 가능하게 결합되며, 상기 회동저항돌기부에 대응하는 맞물림돌기부와, 원주방향을 따라 마련된 적어도 하나의 회전멈춤부를 갖는 물림슬라이더와;
상기 프레임에 결합되며, 상기 회동축부를 회전가능하게 지지하는 축지지부와, 상기 회동조작노브에 축선방향을 따라 접근하기 위한 조작개구와, 상기 물림슬라이더의 회전멈춤부와 맞물리는 회전멈춤물림부를 갖는 프레임커버와;
상기 프레임커버와 상기 물림슬라이더 사이에 개재되어 상기 물림슬라이더를 축선 방향을 따라 상기 회전저항돌기부를 향해 탄성적으로 미는 저항스프링을 포함하는 것을 특징으로 하는 각도조절 가능한 조명등.In an angle adjustable illumination lamp,
A frame;
An illumination housing having an illumination opening;
An LDE substrate mounted in the illumination housing and illuminating through the illumination opening;
A rotation-turning shaft portion that is coupled to both ends of the lighting housing so as to be opposed to each other along the rotation axis direction and extends outward along the axis direction, a rotation-resistance projection portion formed along the circumferential direction with respect to the rotation axis, A pair of end covers having a pivoting operation knob formed at an end of the end cover;
An engaging slider coupled to the pivot shaft part in a predetermined swingable manner along an axial direction and having an engaging projection corresponding to the pivoting resistance protrusion part and at least one rotation stop part provided along the circumferential direction;
And a rotation stopping portion coupled to the frame and rotatably supporting the rotation shaft portion, an operation opening for approaching the rotation operation knob along the axial direction, and a rotation stopping portion engaging with the rotation stop portion of the engagement slider A frame cover;
And a resilient spring interposed between the frame cover and the engaging slider to resiliently push the engaging slider toward the rotational resis- tance protrusion along the axial direction. 제 1항에 있어서,
상기 물림슬라이더는 상기 축지지부보다 큰 내경을 가지는 슬라이더본체부와 상기 슬라이더본체부의 일단부에 형성된 내향플랜지를 가지며, 상기 저항스프링은 상기 내향플랜지와 상기 축지지부의 자유단부 사이에 개재되는 것을 특징으로 하는 각도조절 가능한 조명등.The method according to claim 1,
Characterized in that the engaging slider has a slider body portion having an inner diameter larger than that of the shaft support portion and an inward flange formed at one end of the slider body portion and the resistance spring is interposed between the inward flange and the free end portion of the shaft support portion Angle adjustable light. 제 1항에 있어서,
상기 회전멈춤부는 상기 원통부의 외표면에 축선방향을 따라 돌출 형성되며,
상기 프레임커버는 상기 슬라이더본체부보다 큰 내경을 가지고 내경부에 상기 회전멈춤물림부가 형성된 물림원통부를 갖는 것을 특징으로 하는 각도조절 가능한 조명등.
The method according to claim 1,
The rotation stopper is formed on an outer surface of the cylindrical portion along an axial direction,
Wherein the frame cover has an inner diameter larger than that of the slider body portion and has a retaining cylindrical portion formed with the rotation stopping portion on the inner diameter portion.
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