JP2005346953A - Ceiling-embedded luminaire - Google Patents

Ceiling-embedded luminaire Download PDF

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JP2005346953A
JP2005346953A JP2004162096A JP2004162096A JP2005346953A JP 2005346953 A JP2005346953 A JP 2005346953A JP 2004162096 A JP2004162096 A JP 2004162096A JP 2004162096 A JP2004162096 A JP 2004162096A JP 2005346953 A JP2005346953 A JP 2005346953A
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ceiling
lamp
top plate
lamp case
lighting fixture
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JP2004162096A
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JP4280997B2 (en
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Mamoru Hamada
衛 濱田
Shoichi Suwa
正一 諏訪
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Mitsubishi Electric Corp
Mitsubishi Electric Lighting Corp
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Mitsubishi Electric Corp
Mitsubishi Electric Lighting Corp
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a ceiling-embedded luminaire capable of evading obstacles around a fitting position without changing directions of a reflecting mirror housing a lamp, at the time of fitting a luminaire in the ceiling. <P>SOLUTION: The luminaire is provided with a main body equipped with a lamp case 1 housing a lamp and irradiating the light of the lamp from a light outlet 1a and ceiling mounting members 2, 3 engaged with opening peripheries of the ceiling fitted around the light outlet 1a of the lamp case 1, and a ceiling plate 5 set in extension from the main body in a direction nearly crossing the center axis direction of the lamp case 1. The ceiling plate 5 is fitted with a ballast 6 for making the current control of the lamp in free turning almost in parallel with a plane nearly crossing the center axis direction of the lamp case 1. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

本発明は照明器具、特に天井埋込型照明器具に関する。   The present invention relates to a lighting fixture, and more particularly to a ceiling-mounted lighting fixture.

天井埋込型照明器具は、天井裏の空間を利用して取付け固定される。この空間の高さ方向を確保するため、照明用ランプの電流制御を行う安定器等が、ランプが収納されるランプケースの中心軸方向と略直交する方向(ランプケースの側方)に突出して取付けられている天井埋込型照明器具がある(例えば、特許文献1)。
特開平9−115328号公報
The ceiling-mounted illumination fixture is mounted and fixed using a space behind the ceiling. In order to secure the height direction of this space, a ballast or the like for controlling the current of the lighting lamp protrudes in a direction substantially perpendicular to the central axis direction of the lamp case in which the lamp is housed (side of the lamp case). There is a ceiling-embedded lighting fixture attached (for example, Patent Document 1).
JP-A-9-115328

上記のような従来の天井埋込型照明器具は、天井裏の空間に建築構造物等の障害物がある場合には、その障害物に安定器等が取付けられた突出部が当たらないように、照明器具を回転させて取付けることが必要となる。しかしながら、照明器具に取付けられるランプが方向性を有する形状であると、ランプの方向が不揃いになり、配光や見栄えの点で、問題となることがあった。   When there is an obstacle such as a building structure in the space behind the ceiling, the conventional ceiling-mounted lighting fixture as described above should not be touched by the protrusion with the ballast attached to the obstacle. It is necessary to rotate and install the luminaire. However, if the lamp attached to the lighting fixture has a directional shape, the directions of the lamps are not uniform, which may cause problems in terms of light distribution and appearance.

本発明は上記課題に鑑みてなされたもので、ランプが収納されるランプケースの中心軸方向と略直交する方向に安定器等の電装品が取付けられた突出部を有する天井埋込型照明器具の、取付け性の改善を目的とする。すなわち、天井への照明器具の取付け時、ランプが収納されるランプケースの向きを変えることなく、取付け位置周囲の障害物を避けることができる、天井埋込型照明器具を提案するものである。   SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has a ceiling-embedded lighting fixture having a protruding portion to which an electrical component such as a ballast is attached in a direction substantially orthogonal to the central axis direction of a lamp case in which a lamp is housed. The purpose is to improve the installation. That is, the present invention proposes a ceiling-embedded lighting device that can avoid obstacles around the mounting position without changing the direction of the lamp case in which the lamp is housed when the lighting device is mounted on the ceiling.

本発明の天井埋込型照明器具は、ランプを収納して前記ランプの光を光出口から射出するランプケースと前記ランプケースの光出口周囲に設けられた天井の開口周囲と係合する天井取付部材とを有した本体部と、前記ランプケースの中心軸方向と略直交する方向に前記本体部から延設された天板とを備え、前記天板に前記ランプの電流制御を行う安定器を取付け、かつ前記天板を前記ランプケースの中心軸方向と略直交する平面に対して略平行に回動自在としたものである。   A ceiling-embedded lighting fixture according to the present invention includes a lamp case that houses a lamp and emits light from the lamp from a light outlet, and a ceiling mounting that engages with a periphery of a ceiling opening provided around the light outlet of the lamp case. A ballast for controlling current of the lamp on the top plate, the main body having a member, and a top plate extending from the main body in a direction substantially orthogonal to the central axis direction of the lamp case. In addition, the top plate is rotatable substantially parallel to a plane substantially orthogonal to the central axis direction of the lamp case.

本発明の天井埋込型照明器具によれば、天板の回動により天井裏周囲の障害物を回避できることになったため、ランプの取付け方向を変えることなく、照明器具を天井に取付けることが可能となった。   According to the ceiling-embedded lighting fixture of the present invention, an obstacle around the back of the ceiling can be avoided by rotating the top plate, so that the lighting fixture can be attached to the ceiling without changing the mounting direction of the lamp. It became.

以下、図面を参照しながら本発明の実施形態を説明する。図1は本発明の実施形態に係る天井埋込型照明器具の斜視図、図2は図1の照明器具に用いられるランプの斜視図、図3は図1の照明器具における天板の回動動作を説明する平面図である。   Hereinafter, embodiments of the present invention will be described with reference to the drawings. 1 is a perspective view of a ceiling-embedded lighting fixture according to an embodiment of the present invention, FIG. 2 is a perspective view of a lamp used in the lighting fixture of FIG. 1, and FIG. 3 is a rotation of a top plate in the lighting fixture of FIG. It is a top view explaining operation | movement.

この照明器具は、ランプを収納してランプの光を光出口1aから射出するランプケース1と、ランプケース1の光出口1a周囲に設けられた天井の開口周囲と係合する天井取付部材とを備えた本体部を有する。ランプケース1は内側が光反射面として構成された筒状体であり、その外形は光出口1aを形成している平面と直交するランプケース1の中心軸に対して基本的に対称となっている。なお、ランプケース1は筒状に限らず、回転楕円状、半球状等他の形状であってもよい。また、天井取付部材は、ランプケース1の光出口1aの先端周囲を構成する環状の枠2と、この枠2から延びる複数本(少なくとも2本)の取付バネ3とを備える。取付バネ3は、照明器具を天井へ取付ける際に、天井の取付開口縁部と係合しその弾性力を利用して照明器具を天井に固定する作用を果たすものである。
本発明の照明器具は、図2に示すようなランプ10を、水平方向に方向性を有して配置する場合に効果が発揮される。なお、符号11は、ランプ10を図示していないソケットに差し込むための口金ピンである。
This lighting fixture includes a lamp case 1 that houses a lamp and emits light from the light outlet 1a, and a ceiling mounting member that engages with the periphery of the ceiling opening provided around the light outlet 1a of the lamp case 1. A main body provided. The lamp case 1 is a cylindrical body whose inner side is configured as a light reflecting surface, and its outer shape is basically symmetrical with respect to the central axis of the lamp case 1 orthogonal to the plane forming the light exit 1a. Yes. The lamp case 1 is not limited to a cylindrical shape, but may be other shapes such as a spheroid or hemispherical shape. The ceiling mounting member includes an annular frame 2 that forms the periphery of the tip of the light outlet 1 a of the lamp case 1, and a plurality (at least two) of mounting springs 3 that extend from the frame 2. When the lighting fixture is mounted on the ceiling, the mounting spring 3 engages with the mounting opening edge of the ceiling and uses the elastic force to fix the lighting fixture to the ceiling.
The lighting fixture of the present invention is effective when the lamp 10 as shown in FIG. 2 is arranged with directionality in the horizontal direction. Reference numeral 11 denotes a cap pin for inserting the lamp 10 into a socket (not shown).

照明器具の本体部からは、天板5がランプケース1の中心軸方向と略直交する方向に延ばされ、さらに天板5は、ランプケース1の中心軸方向と略直交する平面に対して略平行に回動自在とされている。そして、その天板5にランプの電流制御を行う安定器6や、電源端子台7が搭載されている。また、天板5の終端部には天井の裏面に当接して天板5を支える支持バネ8が設けられている。天板5の本体部からの延設方法は特定の方法に限定されるものではないが、例えば図3に示すように、ランプケース1の上面に固定した固定板4に、枢軸ピン9を介して取付け、枢軸ピン9を中心に固定板4上を摺動さるように延設することができる。なお、天板5の回動範囲は、天井裏周囲の障害物の回避範囲を広げるために、少なくとも180度とするのが好ましい。   From the main body portion of the lighting fixture, the top plate 5 extends in a direction substantially orthogonal to the central axis direction of the lamp case 1, and the top plate 5 is further in a plane substantially orthogonal to the central axis direction of the lamp case 1. It can be rotated substantially in parallel. A ballast 6 for controlling the lamp current and a power terminal block 7 are mounted on the top plate 5. A support spring 8 is provided at the end of the top plate 5 to support the top plate 5 in contact with the back surface of the ceiling. The method of extending the top plate 5 from the main body is not limited to a specific method. For example, as shown in FIG. 3, the fixed plate 4 fixed to the upper surface of the lamp case 1 is connected to the fixed plate 4 via the pivot pin 9. And can be extended so as to slide on the fixed plate 4 around the pivot pin 9. In addition, it is preferable that the rotation range of the top plate 5 is at least 180 degrees in order to widen the obstacle avoidance range around the ceiling.

図4〜図8は図1及び図3に示した照明器具における天板の回動状態の例示図である。ここでは、ランプケース1の上面にネジやリベット等で固定板4が固定されて、ランプケース1の外周面より外側に突出している。そして天板5は、その固定板4とランプケース1の外周面より外側に突出した部分において枢軸ピン9を介して取付けられ、枢軸ピン9を中心に固定板4上を摺動しながら、ランプケース1の中心軸方向と略直交する平面に対して略平行に回動可能に配置されている。なお、固定板4には凸部4aが設けられており、天板5の枢軸ピン9の周囲には、天板5の180度の回動角度範囲を6等分した30度毎の角度を位置決めして、天板5をそこに固定をするための凸部4aに嵌る孔が形成されている。   4 to 8 are exemplary views showing a rotating state of the top plate in the lighting fixture shown in FIGS. 1 and 3. Here, the fixing plate 4 is fixed to the upper surface of the lamp case 1 with screws, rivets or the like, and protrudes outward from the outer peripheral surface of the lamp case 1. The top plate 5 is attached to the fixed plate 4 and a portion protruding outward from the outer peripheral surface of the lamp case 1 via the pivot pin 9, and slides on the fixed plate 4 around the pivot pin 9 while The case 1 is disposed so as to be rotatable substantially parallel to a plane substantially orthogonal to the central axis direction of the case 1. The fixed plate 4 is provided with a convex portion 4a. Around the pivot pin 9 of the top plate 5, an angle of 30 degrees obtained by dividing the 180 ° rotation angle range of the top plate 5 into six equal parts. The hole which fits into the convex part 4a for positioning and fixing the top plate 5 there is formed.

図4は、固定板4に対して天板5を右に90度回転させて、天板5を障害物20から回避した状態を示している。なお、ここでは、固定板4に設けられた凸部4aに、天板5に形成された孔5aを嵌合させて、この状態の位置決めがなされている。   FIG. 4 shows a state in which the top plate 5 is rotated 90 degrees to the right with respect to the fixed plate 4 to avoid the top plate 5 from the obstacle 20. Here, the holes 5a formed in the top plate 5 are fitted into the convex portions 4a provided on the fixed plate 4, and positioning in this state is performed.

図5は、固定板4に対して天板5を右に30度回転させて、天板5を障害物20から回避した状態を示している。なお、ここでは、固定板4に設けられた凸部4aに、天板5に形成された孔5cを嵌合させて、この状態の位置決めがなされている。   FIG. 5 shows a state in which the top plate 5 is rotated 30 degrees to the right with respect to the fixed plate 4 to avoid the top plate 5 from the obstacle 20. Here, the holes 5c formed in the top plate 5 are fitted into the convex portions 4a provided on the fixed plate 4, and positioning in this state is performed.

図6は、固定板4に対して天板5を平行に位置させて、天板5を障害物20,21から回避した状態を示している。なお、ここでは、固定板4に設けられた凸部4aに、天板5に形成された孔5dを嵌合させて、この状態の位置決めがなされている。   FIG. 6 shows a state where the top plate 5 is positioned parallel to the fixed plate 4 and the top plate 5 is avoided from the obstacles 20 and 21. Here, the holes 5d formed in the top plate 5 are fitted into the convex portions 4a provided on the fixed plate 4, and positioning in this state is performed.

図7は、固定板4に対して天板5を左に30度回転させて、天板5を障害物20から回避した状態を示している。なお、ここでは、固定板4に設けられた凸部4aに、天板5に形成された孔5eを嵌合させて、この状態の位置決めがなされている。   FIG. 7 shows a state in which the top plate 5 is rotated 30 degrees to the left with respect to the fixed plate 4 to avoid the top plate 5 from the obstacle 20. Here, the holes 5e formed in the top plate 5 are fitted into the convex portions 4a provided on the fixed plate 4, and positioning in this state is performed.

図8は、固定板4に対して天板5を右に90度回転させて、天板5を障害物20から回避した状態を示している。なお、ここでは、固定板4に設けられた凸部4aに、天板5に形成された孔5gを嵌合させて、この状態の位置決めがなされている。   FIG. 8 shows a state in which the top plate 5 is rotated 90 degrees to the right with respect to the fixed plate 4 to avoid the top plate 5 from the obstacle 20. Here, the holes 5g formed in the top plate 5 are fitted into the convex portions 4a provided on the fixed plate 4, and positioning in this state is performed.

上記実施形態で示した天井埋込型照明器具によれば、これを天井に取付ける際、天井裏の照明器具取付け位置の近くに建築構造物等の障害物がある場合には、ランプケース1の方向はそのままにして、天板5を障害物を回避させる方向に回動して固定できることになった。そのため、ランプの取付け方向を、同じ天井に配置された他の照明器具と同じ方向に揃えるのが容易に可能となり、従来問題となっていた配光や見栄えの問題が解消される。   According to the ceiling-embedded lighting fixture shown in the above embodiment, when there is an obstacle such as a building structure in the vicinity of the lighting fixture mounting position on the back of the ceiling, The top plate 5 can be rotated and fixed in a direction to avoid an obstacle while the direction is kept as it is. Therefore, it is possible to easily align the lamp mounting direction in the same direction as other lighting fixtures arranged on the same ceiling, and the problems of light distribution and appearance that have been problems in the past are solved.

ところで、上記実施形態において、天板5を固定板4を介してランプケース1の上面に取付けたが、天板5は、直接、ランプケース1の上面に取付けても良い。なお、天板5はランプケース1の上面に代えて、ランプケース1の側面から、ランプケース1の中心軸方向と略直交する方向に延設させても良い。
また、上記実施形態において、回動する天板5の固定を、固定板4に設けた凸部4aと、天板5に形成した孔(5a等)との嵌合を利用して行っているが、固定板4に孔を形成し、天板5に凸部を設ける構成としてもよい。なお、凸部4aとの嵌合は孔に限らず凹部としても良い。
By the way, in the said embodiment, although the top plate 5 was attached to the upper surface of the lamp case 1 via the fixing plate 4, you may attach the top plate 5 directly to the upper surface of the lamp case 1. FIG. The top plate 5 may be extended from the side surface of the lamp case 1 in a direction substantially orthogonal to the central axis direction of the lamp case 1 instead of the upper surface of the lamp case 1.
Moreover, in the said embodiment, the rotation of the top plate 5 to rotate is performed using fitting with the convex part 4a provided in the fixed plate 4, and the hole (5a etc.) formed in the top plate 5. FIG. However, it is good also as a structure which forms a hole in the fixing plate 4 and provides a convex part in the top plate 5. The fitting with the convex part 4a is not limited to the hole but may be a concave part.

本発明の実施形態に係る天井埋込型照明器具の斜視図である。It is a perspective view of the ceiling-embedded lighting fixture which concerns on embodiment of this invention. 図1の照明器具に用いられるランプの斜視図である。It is a perspective view of the lamp | ramp used for the lighting fixture of FIG. 図1の照明器具における天板の回動動作を説明する平面図である。It is a top view explaining the rotation operation | movement of the top plate in the lighting fixture of FIG. 図1の照明器具における天板の回動状態の例示図である。It is an illustration figure of the rotation state of the top plate in the lighting fixture of FIG. 図1の照明器具における天板の回動状態の例示図である。It is an illustration figure of the rotation state of the top plate in the lighting fixture of FIG. 図1の照明器具における天板の回動状態の例示図である。It is an illustration figure of the rotation state of the top plate in the lighting fixture of FIG. 図1の照明器具における天板の回動状態の例示図である。It is an illustration figure of the rotation state of the top plate in the lighting fixture of FIG. 図1の照明器具における天板の回動状態の例示図である。It is an illustration figure of the rotation state of the top plate in the lighting fixture of FIG.

符号の説明Explanation of symbols

1 ランプケース、1a ランプケースの光出口、2 枠、3 取付バネ、4 固定板、4a 固定板の凸部、5 天板、5a,5c,5d,5e,5g 天板の位置決め孔、6 安定器、7 電源端子台、8 支持バネ、9 枢軸ピン、10 ランプ、11 ランプの口金ピン。
1 Lamp Case, 1a Lamp Case Light Exit, 2 Frame, 3 Mounting Spring, 4 Fixing Plate, 4a Convex of Fixing Plate, 5 Top Plate, 5a, 5c, 5d, 5e, 5g Positioning Hole on Top Plate, 6 Stable 7 Power terminal block, 8 Support spring, 9 Axis pin, 10 Lamp, 11 Lamp cap pin.

Claims (4)

ランプを収納して前記ランプの光を光出口から射出する内側が反射面に形成されたランプケースと前記ケースの光出口周囲に設けられた天井の開口周囲と係合する天井取付部材とを有した本体部と、
前記ランプケースの中心軸方向と略直交する方向に前記本体部から延設された天板とを備え、
前記天板に前記ランプの電流制御を行う安定器を取付け、かつ前記天板を前記ランプケースの中心軸方向と略直交する平面に対して略平行に回動自在としたことを特徴とする、天井埋込型照明器具。
A lamp case that houses a lamp and emits light from the lamp through a light outlet has a reflecting surface formed on a reflection surface, and a ceiling mounting member that engages with the periphery of the ceiling opening provided around the light outlet of the case The body part
A top plate extending from the main body in a direction substantially orthogonal to the central axis direction of the lamp case,
A ballast for controlling the current of the lamp is attached to the top plate, and the top plate is rotatable substantially parallel to a plane substantially orthogonal to the central axis direction of the lamp case. Recessed ceiling lighting fixture.
前記天板の回動範囲を少なくとも180度とし、その範囲内で予め定めた角度毎に該天板を固定可能としたことを特徴とする、請求項1記載の天井埋込型照明器具。   2. The ceiling-embedded lighting device according to claim 1, wherein a rotation range of the top plate is at least 180 degrees, and the top plate can be fixed at predetermined angles within the range. 前記天板は前記ランプケースに固定された固定板と枢軸ピンを介して摺動可能に取付けられ、前記天板が予め定めた角度毎に前記固定板に係止可能に構成されていることを特徴とする、請求項2記載の天井埋込型照明器具。   The top plate is slidably mounted via a fixed plate fixed to the lamp case and a pivot pin, and the top plate is configured to be able to be locked to the fixed plate at every predetermined angle. The ceiling-embedded lighting device according to claim 2, wherein the lighting device is embedded in the ceiling. 前記天板と前記固定板とが、孔又は凹部とそれらに嵌る凸部とにより係止されることを特徴とする、請求項3記載の天井埋込型照明器具。
4. The ceiling-embedded lighting fixture according to claim 3, wherein the top plate and the fixing plate are locked by a hole or a concave portion and a convex portion fitted to the hole or the concave portion.
JP2004162096A 2004-05-31 2004-05-31 Recessed ceiling lighting fixture Expired - Lifetime JP4280997B2 (en)

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JP2011198525A (en) * 2010-03-17 2011-10-06 Nippon Korumo Kk Embedded downlight
JP2016207625A (en) * 2015-04-28 2016-12-08 東芝ライテック株式会社 Luminaire
JP2017220463A (en) * 2017-09-20 2017-12-14 三菱電機株式会社 Lighting fixture
CN111578191A (en) * 2019-02-18 2020-08-25 松下知识产权经营株式会社 Lighting device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011198525A (en) * 2010-03-17 2011-10-06 Nippon Korumo Kk Embedded downlight
JP2016207625A (en) * 2015-04-28 2016-12-08 東芝ライテック株式会社 Luminaire
JP2017220463A (en) * 2017-09-20 2017-12-14 三菱電機株式会社 Lighting fixture
CN111578191A (en) * 2019-02-18 2020-08-25 松下知识产权经营株式会社 Lighting device

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