JP2016091707A - Luminaire - Google Patents
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- JP2016091707A JP2016091707A JP2014223039A JP2014223039A JP2016091707A JP 2016091707 A JP2016091707 A JP 2016091707A JP 2014223039 A JP2014223039 A JP 2014223039A JP 2014223039 A JP2014223039 A JP 2014223039A JP 2016091707 A JP2016091707 A JP 2016091707A
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Abstract
Description
本発明は、照明器具に関する。 The present invention relates to a lighting fixture.
従来、光源としてＬＥＤ素子を備えた照明器具が知られている（例えば、特許文献１参照）。 Conventionally, the lighting fixture provided with the LED element as a light source is known (for example, refer patent document 1).
特許文献１には、天井面に設置される照明器具（シーリングライト）が開示されている。特許文献１に開示される照明器具は、天井側に近い部材から、本体ベース１５、絶縁板１７、点灯回路基板１９、放熱板２１、ＬＥＤ素子実装基板２３、透光性を有するカバー部材２５、セード取付具２９、および、セード１３を備えて構成されている。すなわち、特許文献１の照明器具においては、器具取付部１４を有する本体ベース（シャーシ）１５の表面側（床側）に、電源部である点灯回路基板１９、光源であるＬＥＤ素子実装基板２３が表面側に配置される放熱板２１、カバー部材２５、セード１３が配置されている。 Patent Document 1 discloses a lighting fixture (ceiling light) installed on a ceiling surface. The lighting fixture disclosed in Patent Document 1 includes a main body base 15, an insulating plate 17, a lighting circuit board 19, a heat sink 21, an LED element mounting board 23, a translucent cover member 25, from members close to the ceiling. The shade fixture 29 and the shade 13 are provided. That is, in the lighting fixture of patent document 1, the lighting circuit board 19 which is a power supply part, and the LED element mounting board 23 which is a light source are provided on the surface side (floor side) of the main body base (chassis) 15 having the fixture mounting portion 14. A heat radiating plate 21, a cover member 25, and a shade 13 are disposed on the front side.
しかしながら、特許文献１に開示された照明器具においては、特許文献１の図２Ａからもわかるように、本体ベース（シャーシ）１５の前面側に電源部である点灯回路基板１９や放熱板２１に配置されたＬＥＤ素子２３を取り付ける構成となっている。このように構成される照明器具では、本体ベース１５に対して順に上記各部材を取り付けていく、一連の工程によって組み立てることになるため、照明器具の組立工程を分業化することができない。そのため、照明器具の構成としては、照明器具の組立工程の分業化を可能とする、生産性の高い照明器具が望まれる。 However, in the lighting apparatus disclosed in Patent Document 1, as can be seen from FIG. 2A of Patent Document 1, it is arranged on the front side of the main body base (chassis) 15 on the lighting circuit board 19 and the heat radiating plate 21 which are power supply units. It becomes the structure which attaches the made LED element 23. FIG. In the lighting fixture configured in this way, the above-described members are sequentially attached to the main body base 15 and are assembled by a series of processes. Therefore, the assembly process of the lighting fixture cannot be divided. Therefore, as a configuration of the luminaire, a highly productive luminaire that enables division of labor in the assembly process of the luminaire is desired.
そこで、本発明は、上記課題に鑑みてなされたものであり、照明器具の組立工程の分業化を可能とする、生産性の高い照明器具を提供することを目的とする。 Then, this invention is made | formed in view of the said subject, and it aims at providing the highly productive lighting fixture which enables the division of labor of the assembly process of a lighting fixture.
本発明の解決しようとする課題は以上の如くであり、次にこの課題を解決するための手段を説明する。 The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described.
すなわち、本願に開示する照明器具は、
取付面に取り付けられる照明器具であって、
器具本体と、
光源部と、
前記器具本体の取付面側に配置された配線器具に接続される接続部と、
前記光源部と配線により電気的に接続される電源部と、
前記電源部と前記接続部の少なくとも一部を覆う電源カバーと、
前記器具本体に取り付けられる透光性カバーとを備え、
前記器具本体は、取付面側に突出する収容部を有し、
前記電源部と前記接続部は、前記収容部の照射面側に取り付けられ、
前記光源部は、前記電源カバーの照射面側に配置され、
前記電源カバーは、前記収容部の照射面側に取り付けられるものである。
That is, the lighting fixture disclosed in this application is
A lighting fixture attached to the mounting surface,
An instrument body;
A light source unit;
A connection part connected to a wiring device arranged on the mounting surface side of the device body;
A power supply unit electrically connected to the light source unit by wiring;
A power supply cover covering at least part of the power supply unit and the connection unit;
A translucent cover attached to the instrument body,
The instrument body has a housing portion that protrudes toward the mounting surface side,
The power supply unit and the connection unit are attached to the irradiation surface side of the housing unit,
The light source unit is disposed on the irradiation surface side of the power supply cover,
The said power supply cover is attached to the irradiation surface side of the said accommodating part.
本願に開示する照明器具において、
前記光源部は、複数の発光素子を実装した基板を有し、
前記基板は、前記電源カバーに形成される光源配置部に配置され、
前記光源配置部は、前記基板の外形の少なくとも一部に合わせた形状に形成されることが好ましい。
In the lighting fixture disclosed in the present application,
The light source unit has a substrate on which a plurality of light emitting elements are mounted.
The substrate is arranged in a light source arrangement part formed in the power supply cover,
It is preferable that the light source arrangement portion is formed in a shape that matches at least a part of the outer shape of the substrate.
本願に開示する照明器具において、
前記配線は、前記電源カバーの取付面側において、配線保持部材により保持されることが好ましい。
In the lighting fixture disclosed in the present application,
The wiring is preferably held by a wiring holding member on the mounting surface side of the power supply cover.
本願に開示する照明器具において、
前記光源部と前記透光性カバーとの間に前記光源部を覆う保護カバーを有することが好ましい。
In the lighting fixture disclosed in the present application,
It is preferable to have a protective cover that covers the light source unit between the light source unit and the translucent cover.
本願に開示する照明器具において、
前記保護カバーは、所定位置に貫通孔を有することが好ましい。
In the lighting fixture disclosed in the present application,
The protective cover preferably has a through hole at a predetermined position.
本願に開示する照明器具において、
前記保護カバーは、所定の位置に刻印部を有することが好ましい。
In the lighting fixture disclosed in the present application,
The protective cover preferably has a stamped portion at a predetermined position.
本願に開示する照明器具において、
前記器具本体に前記電源部と前記接続部を取り付けるための固定部材の固定位置は、前記電源部と前記接続部を通る基準線に対して一方側に偏在していることが好ましい。
In the lighting fixture disclosed in the present application,
It is preferable that the fixing position of the fixing member for attaching the power supply unit and the connection unit to the instrument main body is unevenly distributed on one side with respect to a reference line passing through the power supply unit and the connection unit.
本発明によれば、照明器具の組立工程の分業化を可能とする。 According to the present invention, it is possible to divide the assembly process of the lighting fixture.
本発明の実施形態に係る照明器具１１について、図１から図１１を用いて説明する。本実施形態に係る照明器具１１は、複数のＬＥＤ素子４２を光源とする照明器具である。図１に示すように、照明器具１１は、天井等の器具取付面（図示せず）に直付けされるシーリングライトである。以下の説明では、照明器具１１の光を照射する側を照明器具１１の照射面側とし、照明器具１１における天井等の器具取付面に対向する側を照明器具１１の取付面側（取付状態では天井側）として説明する。また、照明器具１１の上下方向は、照明器具１１が天井等の器具取付面に設置された状態における上下方向（図１、図２における上下方向）として説明する。上下方向に直交する方向を径方向として説明する。また、本実施形態の説明において、下方から照明器具１１等を視た状態を平面視とする。上下方向に対して直交方向から照明器具１１等を視た状態を側面視とする。照明器具１１等の断面形状を視た状態を断面視とする。 The lighting fixture 11 which concerns on embodiment of this invention is demonstrated using FIGS. 1-11. The luminaire 11 according to this embodiment is a luminaire using a plurality of LED elements 42 as light sources. As shown in FIG. 1, the lighting fixture 11 is a ceiling light that is directly attached to a fixture mounting surface (not shown) such as a ceiling. In the following description, the side of the luminaire 11 that emits light is the irradiation surface side of the luminaire 11, and the side of the luminaire 11 that faces the fixture mounting surface such as the ceiling is the mounting surface side of the luminaire 11 (in the mounted state). This will be described as the ceiling side. Moreover, the up-down direction of the lighting fixture 11 is demonstrated as an up-down direction in the state in which the lighting fixture 11 was installed in fixture mounting surfaces, such as a ceiling (up-down direction in FIG. 1, FIG. 2). A direction perpendicular to the vertical direction will be described as a radial direction. Moreover, in description of this embodiment, let the state which looked at the lighting fixture 11 grade | etc., From the downward direction be planar view. A state in which the luminaire 11 and the like are viewed from a direction orthogonal to the vertical direction is referred to as a side view. A state in which the cross-sectional shape of the lighting fixture 11 or the like is viewed is referred to as a cross-sectional view.
照明器具１１は、主に器具本体２１、電源部３１、光源部４１、透光性カバー５１、電源カバー６１、接続部７１、受信部８１、及び保護カバー９１を有している。照明器具１１は、平面視における形状が円形である。 The lighting fixture 11 mainly includes a fixture main body 21, a power supply unit 31, a light source unit 41, a translucent cover 51, a power supply cover 61, a connection unit 71, a reception unit 81, and a protective cover 91. The lighting fixture 11 has a circular shape in plan view.
器具本体２１は、照明器具１１の本体を構成するものである。器具本体２１は、いわゆるベースやシャーシと呼ばれる部材である。器具本体２１は、平面視における外形輪郭形状が円形である。器具本体２１は、照射面側に電源部３１、電源カバー６１、保護カバー９１及び透光性カバー５１等を保持するものである。器具本体２１は、収容部２３、及び該収容部２３の周囲に形成されるセード取付部２８を有し、単一の部材として一体的に形成されている。器具本体２１は、電源部３１、接続部７１、電源カバー６１、保護カバー９１及び透光性カバー５１等を保持可能な耐久性や強度と、電源部３１及び光源部４１が発する熱を放熱させるための熱伝導性とを考慮し、鉄やアルミニウム、またはそれらの合金等の金属板を用いて形成されている。なお、器具本体２１は、耐久性、強度及び放熱性が高い材料であれば、先述した金属材料に限らず、その他の合金材料や樹脂等の他の材料で形成することができる。
なお、本実施形態においては、収容部２３及びセード取付部２８を器具本体２１として一体的に形成しているが、特に限定するものではなく、上記各構成部材を各々組み付けて構成してもよい。
The fixture main body 21 constitutes the main body of the lighting fixture 11. The instrument body 21 is a so-called base or chassis member. The instrument main body 21 has a circular outer contour shape in plan view. The instrument main body 21 holds the power supply unit 31, the power supply cover 61, the protective cover 91, the translucent cover 51, and the like on the irradiation surface side. The instrument main body 21 includes a housing portion 23 and a shade attachment portion 28 formed around the housing portion 23, and is integrally formed as a single member. The instrument body 21 dissipates heat and durability generated by the power supply unit 31 and the light source unit 41, and durability and strength capable of holding the power supply unit 31, the connection unit 71, the power supply cover 61, the protective cover 91, and the translucent cover 51. In consideration of thermal conductivity, the metal plate is formed using a metal plate such as iron, aluminum, or an alloy thereof. In addition, the instrument main body 21 can be formed with other materials, such as not only the metal material mentioned above but another alloy material and resin, as long as it is material with high durability, intensity | strength, and heat dissipation.
In addition, in this embodiment, although the accommodating part 23 and the shade attaching part 28 are integrally formed as the instrument main body 21, it does not specifically limit, You may comprise each said structural member assembled | attached. .
収容部２３は、取付面側に突出する凸部であり、有底容器状の部分である。収容部２３は、器具本体２１の径方向中央部に設けられ、内部に電源部３１及び接続部７１の一端側が収容され、電源部３１及び接続部７１が取り付けられる部分である。接続部７１は、引掛シーリングアダプタ等の配線部品が取り付けられ、該配線部品を介して照明器具１１を天井等の器具取付面側に配置された配線器具と電気的に接続される。収容部２３は、平面視において外形形状が円形で断面視において上方に向けて凹状であり、取付面側に突出して形成されている。また、収容部２３の内部には、アダプタ等の配線部品を取り付けるための接続部７１が取り付けられる。 The accommodating part 23 is a convex part protruding to the mounting surface side, and is a bottomed container-like part. The accommodating part 23 is provided in the central part of the instrument body 21 in the radial direction, and is a part in which one end side of the power supply part 31 and the connection part 71 is accommodated, and the power supply part 31 and the connection part 71 are attached. The connecting portion 71 is attached with a wiring component such as a hook ceiling adapter, and the lighting device 11 is electrically connected to a wiring device arranged on the fixture mounting surface side such as a ceiling via the wiring component. The accommodating portion 23 has a circular outer shape in plan view and is concave upward in a cross-sectional view, and is formed so as to protrude toward the mounting surface. In addition, a connection portion 71 for attaching a wiring component such as an adapter is attached inside the accommodating portion 23.
収容部２３は、取付孔２４、周縁部２５、天板部２６、周壁部２７を有している。 The accommodating portion 23 has a mounting hole 24, a peripheral edge portion 25, a top plate portion 26, and a peripheral wall portion 27.
取付孔２４は、照明器具１１を天井に取り付ける際、引掛シーリングアダプタ等の配線部品（図示せず）を挿通する円形の開口部分である。取付孔２４は、収容部２３の径方向中心となる位置に設けられている。 The attachment hole 24 is a circular opening portion through which a wiring component (not shown) such as a hook ceiling adapter is inserted when the lighting fixture 11 is attached to the ceiling. The attachment hole 24 is provided at a position that is the center in the radial direction of the housing portion 23.
周縁部２５は、取付孔２４の周縁部分であり、接続部７１の一端（上端）が取り付けられる部分である。周縁部２５は、円環部２５ａ、該円環部２５ａの周囲に形成され、下方に向けて突出する円環状の突状部２５ｂを有している。円環部２５ａは、接続部７１が有する鍔部７３が取り付けられる部分である。円環部２５ａには、接続部７１が有する爪部７４が嵌合するための貫通孔２５ｃが設けられている。本実施形態では、周縁部２５の周方向に沿って等間隔に配置された複数（本実施形態では、３つ）の貫通孔２５ｃを設けた。円環部２５ａには、接続部７１をネジ部材などの固定部材２２により固定するための第１ネジ固定部２５ｄが設けられている。接続部７１が有する爪部７４が円環部２５ａに設けられた貫通孔２５ｃに嵌合することで該接続部７１が周縁部２５の所定の位置に位置決めされるとともに、接続部７１の鍔部７３が第１ネジ固定部２５ｄに固定部材２２により固定される。すなわち、接続部７１は、爪部７４を貫通孔２５ｃに嵌合することで仮止めされ、１つの固定部材２２により周縁部２５が有する第１ネジ固定部２５ｄに固定される。突状部２５ｂは、平面視おいて円環状であり、内径が接続部７１の鍔部７３の外形よりもやや大きく、接続部７１を突状部２５ｂの内側に配置することで、接続部７１を位置決めすることができる。 The peripheral portion 25 is a peripheral portion of the attachment hole 24 and is a portion to which one end (upper end) of the connection portion 71 is attached. The peripheral portion 25 has an annular portion 25a and an annular protruding portion 25b that is formed around the annular portion 25a and protrudes downward. The annular portion 25a is a portion to which the collar portion 73 included in the connection portion 71 is attached. The annular portion 25a is provided with a through hole 25c for fitting the claw portion 74 of the connecting portion 71. In the present embodiment, a plurality (three in the present embodiment) of through holes 25c arranged at equal intervals along the circumferential direction of the peripheral edge portion 25 are provided. The annular portion 25a is provided with a first screw fixing portion 25d for fixing the connection portion 71 with a fixing member 22 such as a screw member. The connecting portion 71 is positioned at a predetermined position of the peripheral portion 25 by fitting the claw portion 74 of the connecting portion 71 into the through hole 25c provided in the annular portion 25a, and the flange portion of the connecting portion 71 73 is fixed to the first screw fixing portion 25d by the fixing member 22. That is, the connecting portion 71 is temporarily fixed by fitting the claw portion 74 into the through hole 25c, and is fixed to the first screw fixing portion 25d of the peripheral edge portion 25 by one fixing member 22. The projecting portion 25b has an annular shape in a plan view, and has an inner diameter slightly larger than the outer shape of the flange 73 of the connecting portion 71. By arranging the connecting portion 71 inside the projecting portion 25b, the connecting portion 71 is provided. Can be positioned.
天板部２６は、周縁部２５の周囲に円環状に形成された平坦部分である。天板部２６には、平面視において所定の領域に電源部３１が配置される。天板部２６の所定の位置には、図８に示すように、電源ケース３５が有する爪部２０（図７参照）が嵌合する複数（本実施形態では、２つ）の貫通孔２６ａが設けられている。天板部２６には、電源部３１の一端をネジ部材などの固定部材２２により固定するための第２ネジ固定部２６ｂが設けられている。電源ケース３５は、該電源ケース３５が有する爪部２０が天板部２６に設けられた貫通孔２６ａに嵌合することで該電源ケース３５が天板部２６の所定の位置に位置決めされるとともに、電源ケース３５の一端が第２ネジ固定部２６ｂに固定部材２２により固定される。すなわち、電源ケース３５は、爪部２０を貫通孔２６ａに嵌合することで仮止めされ、１つの固定部材２２により天板部２６が有する第２ネジ固定部２６ｂに固定される。
また、天板部２６には、上記貫通孔２６ａを塞ぐように天板部２６の取付面側に緩衝剤３０が配置される。緩衝材３０は照明器具１１を天井等に取り付けた状態で照明器具１１のガタツキを防止するためのものである。これにより、貫通孔２６ａから照明器具１１内に虫等が侵入することも防ぐことができる。
The top plate portion 26 is a flat portion formed in an annular shape around the peripheral edge portion 25. On the top plate portion 26, the power source portion 31 is disposed in a predetermined region in plan view. As shown in FIG. 8, a plurality of (two in this embodiment) through holes 26 a into which the claw portions 20 (see FIG. 7) of the power supply case 35 are fitted are provided at predetermined positions of the top plate portion 26. Is provided. The top plate portion 26 is provided with a second screw fixing portion 26b for fixing one end of the power source portion 31 with a fixing member 22 such as a screw member. The power supply case 35 is positioned at a predetermined position of the top plate portion 26 by fitting the claw portion 20 of the power supply case 35 into a through hole 26 a provided in the top plate portion 26. One end of the power supply case 35 is fixed to the second screw fixing portion 26b by the fixing member 22. That is, the power supply case 35 is temporarily fixed by fitting the claw portion 20 into the through hole 26 a and is fixed to the second screw fixing portion 26 b of the top plate portion 26 by one fixing member 22.
Moreover, the buffer 30 is arrange | positioned at the attachment surface side of the top-plate part 26 so that the said through-hole 26a may be plugged up in the top-plate part 26. FIG. The buffer material 30 is for preventing the lighting fixture 11 from rattling with the lighting fixture 11 attached to the ceiling or the like. Thereby, it can also prevent that an insect etc. penetrate | invade into the lighting fixture 11 from the through-hole 26a.
天板部２６には、凹部２６ｃが設けられている。凹部２６ｃは、収容部２３の天板部２６において、天板部２６の径方向内側近傍から径方向外側近傍に亘って放射状に複数延設される部分である。凹部２６ｃは、取付面側に突出して形成されている。凹部２６ｃは、天板部２６の厚さ寸法よりも短い寸法で浅く形成されている。凹部２６ｃは、例えば、器具本体２１を絞り加工で成形する場合に、素材が逃げる部分となり、成型品である器具本体２１の歪みを抑える歪み取り用の部位として機能する。そのため器具本体２１にしわや波打つような起伏等が発生することも防止できる。また、凹部２６ｃは、器具本体２１を補強するための補強用リブとして機能する。また、凹部２６ｃを収容部２３における天板部２６の内周側から外周側へと放射状に複数（本実施形態では３本）延設することで、器具本体２１の剛性を向上することができる。 The top plate portion 26 is provided with a recess 26c. The concave portions 26 c are portions that extend radially from the vicinity of the inner side in the radial direction to the vicinity of the outer side in the radial direction of the top plate part 26 in the top plate part 26 of the housing part 23. The recess 26c is formed to protrude to the mounting surface side. The recess 26 c is formed shallow with a dimension shorter than the thickness dimension of the top plate part 26. For example, when the tool body 21 is formed by drawing, the recess 26c serves as a part from which the material escapes, and functions as a distortion removing part that suppresses distortion of the tool body 21 that is a molded product. Therefore, it is possible to prevent wrinkles and undulations and the like on the instrument body 21 from occurring. Further, the recess 26 c functions as a reinforcing rib for reinforcing the instrument main body 21. Moreover, the rigidity of the instrument main body 21 can be improved by extending a plurality of the recesses 26c radially (three in the present embodiment) from the inner peripheral side to the outer peripheral side of the top plate part 26 in the housing part 23. .
収容部２３の平面視において、収容部２３の中心を通るとともに、収容部２３に配置された電源部３１と接続部７１を通る基準線Ａ（図３における一点鎖線）に対して、上述した第１ネジ固定部２５ｄ及び第２ネジ固定部２６ｂは、一方側に偏った位置（偏在した位置）に設けられている。例えば、照明器具１１を組み立てる作業者が、電源部３１を挟んで接続部７１と向き合った場合（作業者が図３に示す作業者側にいる場合）に、第１ネジ固定部２５ｄと第２ネジ固定部２６ｂは作業者の利き手側（例えば、右手側）に配置されることになる。これにより、作業者は、収容部２３に電源部３１及び接続部７１を配置後、それぞれを固定部材２２・２２により収容部２３に固定する際に、取付工具の移動を最小限とすることができる。また、利き手側に第１ネジ固定部２５ｄと第２ネジ固定部２６ｂが配置されていれば、取付工具を持つ手側に第１ネジ固定部２５ｄと第２ネジ固定部２６ｂがあるため、作業者は固定作業がし易い。 In the plan view of the housing part 23, the above-mentioned reference line A (a dashed line in FIG. 3) passes through the center of the housing part 23 and also passes through the power supply unit 31 and the connection part 71 arranged in the housing part 23. The 1 screw fixing portion 25d and the second screw fixing portion 26b are provided at a position deviated to one side (an uneven position). For example, when the worker who assembles the lighting fixture 11 faces the connecting portion 71 with the power supply 31 interposed therebetween (when the worker is on the worker side shown in FIG. 3), the first screw fixing portion 25d and the second screw fixing portion 25d The screw fixing portion 26b is disposed on the dominant hand side (for example, the right hand side) of the operator. Thus, the operator can minimize the movement of the mounting tool when the power supply unit 31 and the connection unit 71 are arranged in the storage unit 23 and then fixed to the storage unit 23 by the fixing members 22 and 22, respectively. it can. Further, if the first screw fixing portion 25d and the second screw fixing portion 26b are arranged on the dominant hand side, the first screw fixing portion 25d and the second screw fixing portion 26b are provided on the hand side having the attachment tool. The person is easy to fix.
周壁部２７は、天板部２６の外周縁から下方に行くに従って拡径されるテーパ状の部分である。 The peripheral wall portion 27 is a tapered portion whose diameter increases as it goes downward from the outer peripheral edge of the top plate portion 26.
セード取付部２８は、収容部２３の周囲に形成されるとともに器具本体２１の周縁部分である。セード取付部２８には、透光性カバー５１を保持するための複数（本実施形態では、３つ）のセード保持部２９が設けられている。複数のセード保持部２９は、セード取付部２８に略均等間隔に配置される。 The seed attachment portion 28 is formed around the housing portion 23 and is a peripheral portion of the instrument main body 21. A plurality of (three in this embodiment) shade holding portions 29 for holding the translucent cover 51 are provided in the shade attaching portion 28. The plurality of shade holding portions 29 are arranged on the shade attaching portion 28 at substantially equal intervals.
本実施形態の器具本体２１は、全体的にシンメトリックな略円形状にプレス加工により作製されている。このようにプレス加工で作製することで、板金に対して均等に圧力がかかりやすく、成形精度を高めることができる。 The instrument main body 21 of the present embodiment is manufactured by pressing into a generally symmetric substantially circular shape. Thus, by producing by press work, it is easy to apply a pressure equally with respect to a sheet metal, and can improve a shaping | molding precision.
電源部３１は、電源回路部３２と、該電源回路部３２を収容する電源ケース３５とを有している。電源部３１の一端側は、収容部２３内に収容されて固定され、他端側は電源カバー６１に収容される。 The power supply unit 31 includes a power supply circuit unit 32 and a power supply case 35 that accommodates the power supply circuit unit 32. One end side of the power supply unit 31 is housed and fixed in the housing unit 23, and the other end side is housed in the power supply cover 61.
電源回路部３２は、光源部４１が有するＬＥＤ素子４２（図６参照）に給電を行って、ＬＥＤ素子４２を点灯させるための電源回路である。電源回路部３２は、所定幅を有する略円弧形状に加工されたプリント配線基板である電源基板３３上に複数の電子部品が実装された電源回路である。電源回路部３２は、外部商用電源から供給される交流電流を所定の直流電流に変換し、変換後の電流を基板４３に実装された複数のＬＥＤ素子４２に供給するためのものである。電源回路部３２は、配線を介してコネクタ３４が設けられている。コネクタ３４は、接続部７１の所定位置に配置される。照明器具１１を天井等の器具取付面に取り付ける際、コネクタ３４を配線器具側のコネクタ（図示せず）に接続することで、電源回路部３２は照明器具用の天井配線器具を介して外部商用電源と電気的に接続される。電源回路部３２と光源部４１は配線５０によって電気的に接続されている。 The power supply circuit unit 32 is a power supply circuit for supplying power to the LED element 42 (see FIG. 6) included in the light source unit 41 to light the LED element 42. The power supply circuit unit 32 is a power supply circuit in which a plurality of electronic components are mounted on a power supply board 33 which is a printed wiring board processed into a substantially arc shape having a predetermined width. The power supply circuit unit 32 converts an alternating current supplied from an external commercial power source into a predetermined direct current, and supplies the converted current to a plurality of LED elements 42 mounted on the substrate 43. The power supply circuit unit 32 is provided with a connector 34 via wiring. The connector 34 is disposed at a predetermined position of the connection portion 71. When attaching the lighting fixture 11 to a fixture mounting surface such as a ceiling, the power supply circuit unit 32 is connected to an external commercial device via the lighting fixture ceiling wiring fixture by connecting the connector 34 to a connector (not shown) on the wiring fixture side. Electrically connected to the power supply. The power supply circuit unit 32 and the light source unit 41 are electrically connected by a wiring 50.
配線５０は、電源回路部３２に電気的に接続され、各々のＬＥＤ光源モジュール４４に給電するためのものである。配線５０は、電源回路部３２から各ＬＥＤ光源モジュール４４の接続端子４９に接続するのに必要な本数・長さを有しており、電源カバー６１に設けられた配線保持部材６９（図４参照）によってまとめられて保持されている。配線５０は、各々のＬＥＤ光源モジュール４４に対応する配線を引き出すための複数の挿通孔６３ａを介して、各々のＬＥＤ光源モジュール４４と接続される。なお、配線保持部材６９としては、例えば、結束バンド等が挙げられる。 The wiring 50 is electrically connected to the power supply circuit unit 32 and supplies power to each LED light source module 44. The wiring 50 has the number and length necessary to connect from the power supply circuit section 32 to the connection terminal 49 of each LED light source module 44, and a wiring holding member 69 (see FIG. 4) provided on the power supply cover 61. ) Are held together. The wiring 50 is connected to each LED light source module 44 through a plurality of insertion holes 63 a for drawing out wiring corresponding to each LED light source module 44. Examples of the wiring holding member 69 include a binding band.
電源ケース３５は、樹脂素材で形成された一端が開放された有底容器状の部材である。電源ケース３５は、電気的絶縁性を有する部材である。電源ケース３５には、略円弧形状の電源回路部３２を収容して配置可能な電源回路配置部３６と、略長方形状の受信部用基板８３を収容して配置可能な受信部配置部３７が設けられている。電源回路配置部３６は、該電源回路配置部３６の周縁部に複数(本実施形態では、４つ)の係止部３８（図７参照）を有する。該係止部３８は、電源回路部３２を電源回路配置部３６に収容した際に、該電源回路部３２の周縁部を係止する。電源ケース３５の取付面側（電源回路部３２の配置側とは反対の面）には、図７に示すように、側方の突出する複数（本実施形態では、２つ）の爪部２０が設けられている。爪部２０は、器具本体２１の収容部２３に設けられた貫通孔２６ａに嵌合する部分である。電源ケース３５は、該電源ケース３５が有する爪部２０が天板部２６に設けられた貫通孔２６ａに嵌合することで該電源ケース３５が天板部２６の所定の位置に位置決めされるとともに、電源ケース３５の一端が第２ネジ固定部２６ｂに固定部材２２により固定される。具体的には、電源ケース３５と電源回路部３２の電源基板３３とが、１つの固定部材２２により収容部２３の天板部２６が有する第２ネジ固定部に共締めされる。すなわち、電源ケース３５は、爪部２０を貫通孔２６ａに嵌合することで仮止めされ、１つの固定部材２２により天板部２６が有する第２ネジ固定部２６ｂに固定される。 The power supply case 35 is a bottomed container-like member made of a resin material and having one end opened. The power supply case 35 is a member having electrical insulation. The power supply case 35 includes a power circuit arrangement part 36 that can accommodate and arrange a power supply circuit part 32 having a substantially arc shape, and a reception part arrangement part 37 that can accommodate and arrange a reception board 83 for a substantially rectangular shape. Is provided. The power circuit arrangement part 36 has a plurality (four in this embodiment) of locking parts 38 (see FIG. 7) on the peripheral edge of the power circuit arrangement part 36. The locking portion 38 locks the peripheral edge portion of the power supply circuit portion 32 when the power supply circuit portion 32 is accommodated in the power supply circuit arrangement portion 36. On the attachment surface side of the power supply case 35 (surface opposite to the arrangement side of the power supply circuit portion 32), as shown in FIG. 7, a plurality of (two in this embodiment) claw portions 20 projecting from the side are provided. Is provided. The claw portion 20 is a portion that fits into a through hole 26 a provided in the housing portion 23 of the instrument main body 21. The power supply case 35 is positioned at a predetermined position of the top plate portion 26 by fitting the claw portion 20 of the power supply case 35 into a through hole 26 a provided in the top plate portion 26. One end of the power supply case 35 is fixed to the second screw fixing portion 26b by the fixing member 22. Specifically, the power supply case 35 and the power supply substrate 33 of the power supply circuit unit 32 are fastened together with the second screw fixing part of the top plate part 26 of the housing part 23 by one fixing member 22. That is, the power supply case 35 is temporarily fixed by fitting the claw portion 20 into the through hole 26 a and is fixed to the second screw fixing portion 26 b of the top plate portion 26 by one fixing member 22.
受信部配置部３７は、電源回路配置部３６に隣接して設けられ、受信部８１を取り付ける部分である。受信部配置部３７は、該受信部配置部３７の周縁部に複数（本実施形態では、２つ）の係止部３９を有する。該係止部３９は、受信部用基板８３を受信部配置部３７に収容した際に、該受信部用基板８３の周縁部を係止する。受信部配置部３７は、電源カバー６１の受光窓６３ｂに対応する位置に配置されている。このように電源ケース３５を構成することで、電源回路部３２（電源基板３３）と受信部用基板８３とを一体化したユニットを構成している。電源回路部３２及び受信部用基板８３は、電源ケース３５を介して収容部２３の天板部２６に取り付けられている。これにより、電源回路部３２及び受信部用基板８３と器具本体２１のとの間で電気的絶縁性を確保できる。また、電源ケース３５を用いて電源回路部３２及び受信部用基板８３をユニット化することによって電源部３１及び受信部８１を器具本体２１に同時に取り付けることができ、取付作業が容易になる。また、電源ケース３５を用いて電源回路部３２及び受信部用基板８３を一体化してユニットにする作業と該ユニットを器具本体２１に取り付ける作業との分業化も可能となる。また、電源ケース３５には、電源回路配置部３６の照射面側を覆う、平面視において略円弧状の絶縁性の電源回路カバーを取り付けてもよい。絶縁性の電源回路カバーを設けることによって、電源回路と非絶縁性の電源カバー６１との間に絶縁距離を設ける必要が無く、照明器具を薄型化することができる。 The receiving unit arrangement unit 37 is a portion that is provided adjacent to the power circuit arrangement unit 36 and to which the receiving unit 81 is attached. The receiving portion arranging portion 37 has a plurality (two in this embodiment) of locking portions 39 on the peripheral edge of the receiving portion arranging portion 37. The locking portion 39 locks the peripheral portion of the receiving portion substrate 83 when the receiving portion substrate 83 is accommodated in the receiving portion arrangement portion 37. The receiving unit arrangement unit 37 is arranged at a position corresponding to the light receiving window 63 b of the power supply cover 61. By configuring the power supply case 35 in this manner, a unit in which the power supply circuit unit 32 (power supply substrate 33) and the reception unit substrate 83 are integrated is configured. The power supply circuit unit 32 and the receiving unit substrate 83 are attached to the top plate unit 26 of the housing unit 23 via the power supply case 35. Thereby, electrical insulation can be ensured between the power supply circuit unit 32 and the receiving unit substrate 83 and the instrument main body 21. Further, by using the power supply case 35 to unitize the power supply circuit unit 32 and the reception unit substrate 83, the power supply unit 31 and the reception unit 81 can be attached to the instrument main body 21 at the same time, and the attachment work becomes easy. In addition, it is possible to divide the work of integrating the power supply circuit unit 32 and the receiving unit substrate 83 into a unit using the power supply case 35 and the operation of attaching the unit to the instrument main body 21. Further, the power supply case 35 may be provided with an insulating power circuit cover having an approximately arc shape in a plan view that covers the irradiation surface side of the power circuit arrangement portion 36. By providing the insulating power supply circuit cover, it is not necessary to provide an insulation distance between the power supply circuit and the non-insulating power supply cover 61, and the lighting fixture can be thinned.
受信部配置部３７は、電源回路配置部３６に配置された略円弧形状の電源回路部３２の内周縁近傍に設けられている。受信部配置部３７は、電源回路配置部３６の照射面側に所定寸法の高さを有して立設されており、受信部用基板８３が収容部２３を覆う電源カバー６１の頂部付近に配置されるように形成されている。すなわち、受信部用基板８３と電源回路部３２の電源基板とは、上下方向に所定間隔離間して配置される。 The receiving unit arrangement unit 37 is provided in the vicinity of the inner peripheral edge of the substantially arc-shaped power circuit unit 32 arranged in the power circuit arrangement unit 36. The receiving portion arranging portion 37 is erected with a height of a predetermined dimension on the irradiation surface side of the power circuit arranging portion 36, and near the top portion of the power supply cover 61 where the receiving portion substrate 83 covers the accommodating portion 23. It is formed to be arranged. That is, the receiving unit substrate 83 and the power supply substrate of the power supply circuit unit 32 are arranged at a predetermined interval in the vertical direction.
電源基板３３は、平面視略円弧状で凹状に切り欠いた凹部３３ａを有する(図７参照)。受信部用基板８３は、電源基板３３を平面視したときの凹部３３ａ内に配置される。これにより、受信部用基板８３と電源基板３３とを接続する配線を極力短くすることができる。また、受信部用基板８３は、電源基板３３に上下方向において重ならない位置に配置される。また、受信部用基板８３の面積は、凹部３３ａで形成される空間の表面積（平面視における面積）よりも小さく、かつ受信部用基板８３の形状は、電源基板３３の凹部３３ａに収まる形状にしている。これにより、基板を切り出す基板素材（元基板）において効率的に電源基板３３及び受信部用基板８３を切り出すことができ、基板素材の捨てる部分が少なくなる。なお、電源基板３３は実装面に電気部品が実装されているが、図７においては電源基板３３の構成を明瞭に図示するために電気部品の図示は省略した。 The power supply substrate 33 has a concave portion 33a that is substantially arcuate in plan view and cut out in a concave shape (see FIG. 7). The receiving unit substrate 83 is disposed in the recess 33a when the power supply substrate 33 is viewed in plan. Thereby, the wiring which connects the board | substrate 83 for receiver parts and the power supply board | substrate 33 can be shortened as much as possible. In addition, the receiving unit substrate 83 is disposed at a position that does not overlap the power supply substrate 33 in the vertical direction. In addition, the area of the reception unit substrate 83 is smaller than the surface area of the space formed by the recesses 33 a (the area in plan view), and the shape of the reception unit substrate 83 is set to fit in the recesses 33 a of the power supply substrate 33. ing. As a result, the power source substrate 33 and the receiving portion substrate 83 can be efficiently cut out in the substrate material (original substrate) from which the substrate is cut out, and the portion of the substrate material discarded is reduced. In addition, although the electrical component is mounted on the mounting surface of the power supply substrate 33, the electrical component is not shown in FIG. 7 in order to clearly illustrate the configuration of the power supply substrate 33.
電源カバー６１は、電源部３１と接続部７１の照射面側の少なくとも一部を覆う部材である。本実施形態では、電源カバー６１は、受信部８１及び接続部７１の照射面側の一部も覆っている。電源カバー６１は、光源部４１が取り付けられる部材である。電源カバー６１は、器具本体２１が有する収容部２３の照射面側に取り付けられる。また、電源カバー６１の内部には、アダプタ等の配線部品を取り付けるための接続部７１が取り付けられる。電源カバー６１は、開口部６２、内周縁部６３、光源配置部６４、外周縁部６５、周壁部６６、及び鍔部６７を有している。電源カバー６１は、照射面側の頂部に光源配置部６４を有する。 The power supply cover 61 is a member that covers at least a part of the irradiation surface side of the power supply unit 31 and the connection unit 71. In the present embodiment, the power supply cover 61 also covers part of the receiving surface 81 and the connection portion 71 on the irradiation surface side. The power supply cover 61 is a member to which the light source unit 41 is attached. The power supply cover 61 is attached to the irradiation surface side of the housing portion 23 included in the instrument main body 21. In addition, a connection portion 71 for attaching a wiring component such as an adapter is attached inside the power supply cover 61. The power supply cover 61 includes an opening 62, an inner peripheral edge 63, a light source arrangement part 64, an outer peripheral edge 65, a peripheral wall part 66, and a flange part 67. The power supply cover 61 has a light source arrangement part 64 at the top on the irradiation surface side.
開口部６２は、接続部７１が露出する円形の開口部分である。開口部６２は、電源カバー６１の径方向中心となる位置に設けられている。 The opening 62 is a circular opening that exposes the connecting portion 71. The opening 62 is provided at a position that is the center of the power supply cover 61 in the radial direction.
内周縁部６３は、開口部６２の周縁部分であり、平面視において円環状である。内周縁部６３の内周近傍部は、接続部７１の他端（下端）が固定部材２２により取り付けられる部分である。内周縁部６３の内周近傍部には、接続部７１の他端を固定部材２２により取り付けるためのネジ孔が設けられている。内周縁部６３の外周近傍部には、ＬＥＤ光源モジュール４４と電源部３１とを電気的に接続する配線５０を挿通するための複数（本実施形態では、４つ）の挿通孔６３ａが形成されている。複数の挿通孔６３ａは、内周縁部６３の周方向に略均等配置されている。内周縁部６３には、受信部８１が有する受光部８２に対応する位置に受光窓６３ｂが設けられている。内周縁部６３には、該受光窓６３ｂに連通する、チャンネル切替スイッチ８４の一端を露出するための貫通孔６３ｃが設けられている。受光窓６３ｂ及び貫通孔６３ｃは、平面視において略Ｌ字状の開口となっている。 The inner peripheral edge 63 is a peripheral edge of the opening 62 and has an annular shape in plan view. The inner peripheral vicinity portion of the inner peripheral edge portion 63 is a portion where the other end (lower end) of the connection portion 71 is attached by the fixing member 22. A screw hole for attaching the other end of the connecting portion 71 with the fixing member 22 is provided in the vicinity of the inner periphery of the inner peripheral edge 63. A plurality (four in the present embodiment) of insertion holes 63a are formed in the vicinity of the outer periphery of the inner peripheral edge 63 for inserting the wiring 50 that electrically connects the LED light source module 44 and the power supply unit 31. ing. The plurality of insertion holes 63 a are arranged substantially equally in the circumferential direction of the inner peripheral edge 63. The inner peripheral edge 63 is provided with a light receiving window 63 b at a position corresponding to the light receiving part 82 of the receiving part 81. The inner peripheral edge 63 is provided with a through hole 63c communicating with the light receiving window 63b for exposing one end of the channel changeover switch 84. The light receiving window 63b and the through hole 63c are substantially L-shaped openings in plan view.
光源配置部６４は、光源部４１が配置される部分である。光源配置部６４は、平面視において略円環状であり、平坦面を底面とする凹部である。光源配置部６４の平坦面の裏面は、取付面側に突出する突出面である。光源配置部６４は、ＬＥＤ光源モジュール４４の基板４３の外形の少なくとも一部に合わせて形成されており、該ＬＥＤ光源モジュール４４を光源配置部６４内に配置可能である。光源配置部６４は、内周縁部６３の径方向外側に設けられている。 The light source arrangement unit 64 is a part where the light source unit 41 is arranged. The light source arrangement portion 64 is a substantially annular shape in a plan view, and is a recess having a flat surface as a bottom surface. The back surface of the flat surface of the light source arrangement part 64 is a protruding surface that protrudes toward the mounting surface. The light source arrangement unit 64 is formed to match at least a part of the outer shape of the substrate 43 of the LED light source module 44, and the LED light source module 44 can be arranged in the light source arrangement unit 64. The light source arrangement portion 64 is provided on the radially outer side of the inner peripheral edge portion 63.
光源配置部６４は、内周縁部６３の外周側の周囲に略円環状に配置されている。光源配置部６４は、複数（本実施形態では４つ）のＬＥＤ光源モジュール４４が所定位置に嵌合可能であり、光源配置部６４が有する平坦面にＬＥＤ光源モジュール４４を当接して取り付けられる。光源配置部６４には、図５に示すように係合部６４ａ及び係合凸部６４ｂが形成されている。係合部６４ａは、ＬＥＤ光源モジュール４４の基板４３が有する被係合凸部４３ｃの少なくとも一部が挿入可能な形状に形成される部分であり、該被係合凸部４３ｃが係合される部分である。係合凸部６４ｂは、ＬＥＤ光源モジュール４４の基板４３が有する被係合凹部４３ｄの形状に合わせて形成される部分であり、該被係合凹部４３ｄが係合される部分である。光源配置部６４は、光源部４１で発生した熱を伝えて外部に放出する放熱部としても機能させるため、光源部４１が取り付けられる光源配置部６４は、その底部となる部分が光源部４１との接触面積が広くなるよう平坦に形成されている。 The light source arrangement part 64 is arranged in a substantially annular shape around the outer peripheral side of the inner peripheral edge part 63. A plurality of (four in the present embodiment) LED light source modules 44 can be fitted into predetermined positions in the light source arrangement portion 64, and the LED light source modules 44 are attached in contact with a flat surface of the light source arrangement portion 64. As shown in FIG. 5, the light source arrangement part 64 is formed with an engaging part 64a and an engaging convex part 64b. The engaging part 64a is a part formed in a shape in which at least a part of the engaged convex part 43c of the substrate 43 of the LED light source module 44 can be inserted, and the engaged convex part 43c is engaged. Part. The engaging convex part 64b is a part formed according to the shape of the engaged recessed part 43d which the board | substrate 43 of the LED light source module 44 has, and this engaged recessed part 43d is a part engaged. Since the light source arrangement unit 64 also functions as a heat radiating unit that transmits heat generated by the light source unit 41 and releases the heat to the outside, the light source arrangement unit 64 to which the light source unit 41 is attached has a bottom part thereof as the light source unit 41. Is formed flat so as to increase the contact area.
また、光源配置部６４の内周側の両端近傍には、ＬＥＤ光源モジュール４４の基板４３が有する嵌合凸部４３ｅが嵌合する嵌合部６４ｃが設けられている。該嵌合部６４ｃ近傍には、配線保持部材６９を挿通するための挿通孔６９ａが設けられている。 Further, in the vicinity of both ends on the inner peripheral side of the light source arrangement portion 64, fitting portions 64c into which the fitting convex portions 43e of the substrate 43 of the LED light source module 44 are fitted are provided. An insertion hole 69a for inserting the wiring holding member 69 is provided in the vicinity of the fitting portion 64c.
外周縁部６５は、光源配置部６４の径方向外側に設けられている。外周縁部６５には、保護カバー９１が有する爪部９５を嵌合するための複数（本実施形態では、８つ）の貫通孔６８が設けられている。 The outer peripheral edge portion 65 is provided on the radially outer side of the light source arrangement portion 64. The outer peripheral edge portion 65 is provided with a plurality of (eight in the present embodiment) through holes 68 for fitting the claw portions 95 included in the protective cover 91.
周壁部６６は、外周縁部６５の外周縁から下方に行くに従って拡径されるテーパ状の部分である。 The peripheral wall portion 66 is a tapered portion whose diameter increases as it goes downward from the outer peripheral edge of the outer peripheral edge portion 65.
鍔部６７は、周壁部６６の下端の外周縁から径方向外側に突出する円環状の部分である。鍔部６７は、電源カバー６１を器具本体２１に取り付けた際に、器具本体２１に当接する部分である。鍔部６７には、複数（本実施形態では、４つ）の固定部が設けられており、ネジなどの固定部材により器具本体２１に取り付けられる。 The flange portion 67 is an annular portion that protrudes radially outward from the outer peripheral edge of the lower end of the peripheral wall portion 66. The collar portion 67 is a portion that comes into contact with the instrument body 21 when the power supply cover 61 is attached to the instrument body 21. The collar portion 67 is provided with a plurality of (four in this embodiment) fixing portions, and is attached to the instrument main body 21 by fixing members such as screws.
図４に示すように、電源カバー６１の取付面側には、電源部３１と各ＬＥＤ光源モジュール４４とを接続する配線５０を保持する配線保持部材６９を有する。本実施形態の配線保持部材６９は、内周縁部６３の周方向に略均等配置された配線５０を引き出す複数（本実施形態では、４箇所）の挿通孔６３ａの間に設けられている。配線保持部材６９により、配線５０を保持することで、電源カバー６１内で配線５０が変位しなくなるため電源回路部３２等に触れにくい。また、予め電源カバー６１の内壁に配線を保持するのでハンドリング性が良く、作業性が向上する。 As shown in FIG. 4, a wiring holding member 69 that holds the wiring 50 that connects the power supply unit 31 and each LED light source module 44 is provided on the mounting surface side of the power supply cover 61. The wiring holding member 69 of the present embodiment is provided between a plurality (four in the present embodiment) of the insertion holes 63 a that draw out the wirings 50 that are substantially evenly arranged in the circumferential direction of the inner peripheral edge 63. By holding the wiring 50 by the wiring holding member 69, the wiring 50 is not displaced in the power supply cover 61, so that it is difficult to touch the power supply circuit unit 32 and the like. In addition, since the wiring is previously held on the inner wall of the power supply cover 61, the handling property is good and the workability is improved.
電源カバー６１は、電源部３１及び接続部７１が取り付けられた器具本体２１の収容部２３を覆うとともに、電源部３１及び接続部７１の他端側（下端側）を電源カバー６１内に収容し、鍔部６７が器具本体２１に当接されて取り付けられる。電源カバー６１が収容部２３の照射面側に取り付けられることで、電源カバー６１と収容部２３により扁平な空間が形成され、該空間に電源部３１、接続部７１、及び受信部８１等を収容するための高さ及び幅が確保されている。 The power supply cover 61 covers the housing part 23 of the instrument main body 21 to which the power supply part 31 and the connection part 71 are attached, and houses the other end side (lower end side) of the power supply part 31 and the connection part 71 in the power supply cover 61. The flange portion 67 is attached to the instrument main body 21 in contact therewith. By attaching the power supply cover 61 to the irradiation surface side of the accommodating portion 23, a flat space is formed by the power supply cover 61 and the accommodating portion 23, and the power supply portion 31, the connecting portion 71, the receiving portion 81 and the like are accommodated in the space. A height and a width are ensured.
本実施形態の電源カバー６１は、全体的にシンメトリックな略円形状にプレス加工により作製されている。このようにプレス加工で作製することで、板金に対して均等に圧力がかかりやすく、成形精度を高めることができる。
また、電源カバー６１は、光源部４１、接続部７１、及び保護カバー９１等を保持可能な耐久性や強度と、電源部３１及び光源部４１が発する熱を放熱させるための熱伝導性とを考慮し、鉄やアルミニウム、またはそれらの合金等の金属板を用いて形成されている。なお、器具本体２１は、耐久性、強度及び放熱性が高い材料であれば、先述した金属材料に限らず、その他の合金材料や樹脂等の他の材料で形成することができる。
The power supply cover 61 of the present embodiment is manufactured by press working into a substantially symmetrical substantially circular shape as a whole. Thus, by producing by press work, it is easy to apply a pressure equally with respect to a sheet metal, and can improve a shaping | molding precision.
Further, the power supply cover 61 has durability and strength capable of holding the light source unit 41, the connection unit 71, the protective cover 91, and the like, and thermal conductivity for radiating heat generated by the power supply unit 31 and the light source unit 41. In consideration, it is formed using a metal plate such as iron, aluminum, or an alloy thereof. In addition, the instrument main body 21 can be formed with other materials, such as not only the metal material mentioned above but another alloy material and resin, as long as it is material with high durability, intensity | strength, and heat dissipation.
光源部４１は、照明器具１１の照射面側に向けて光を出射する部分である。光源部４１は、複数のＬＥＤ素子４２を有し、光源配置部６４の照射面側の表面上に配置される平板状のものである。具体的には、光源部４１は、複数（本実施形態では、４枚）のＬＥＤ光源モジュール４４を有しており、各ＬＥＤ光源モジュール４４は、平板状モジュール基板である基板４３上に複数の点光源であるＬＥＤ素子４２が実装されて構成されている。複数のＬＥＤ素子４２は、電源カバー６１の開口部６２を中心として略同心円状に略等間隔で配置されている。ＬＥＤ光源モジュール４４は、器具本体２１が有するセード保持部２９よりも照射面側の位置に配意される。これにより、透光性カバー５１にセード保持部２９の影が出にくい。 The light source unit 41 is a part that emits light toward the irradiation surface side of the lighting fixture 11. The light source unit 41 has a plurality of LED elements 42 and has a flat plate shape arranged on the surface on the irradiation surface side of the light source arrangement unit 64. Specifically, the light source unit 41 includes a plurality (four in this embodiment) of LED light source modules 44, and each LED light source module 44 has a plurality of substrates 43 on a flat module substrate. The LED element 42 which is a point light source is mounted and configured. The plurality of LED elements 42 are arranged in substantially concentric circles at substantially equal intervals around the opening 62 of the power supply cover 61. The LED light source module 44 is arranged at a position closer to the irradiation surface than the shade holding unit 29 of the instrument main body 21. Thereby, the shadow of the shade holding part 29 is hard to appear on the translucent cover 51.
ＬＥＤ光源モジュール４４が有する基板４３は、図６に示すように、平面視において所定幅を有する略円弧状に形成されている。ＬＥＤ光源モジュール４４の基板４３は、全て同一形状及び同一面積とすることにより、作製が容易となるため、好ましい。基板４３は、円周方向の両端部において、径方向に沿って形成された端部４３ａを有する。各ＬＥＤ光源モジュール４４は、円周方向の端部４３ａ同士を対向させて光源配置部６４に配置される。また、各ＬＥＤ光源モジュール４４間を電気的もしくは機械的に接続する接続部品により接続して複数のＬＥＤ光源モジュール４４を一つのユニットにすることもできる。略円弧状の複数（本実施形態では、４つ）のＬＥＤ光源モジュール４４を、端部４３ａ同士を対向させて光源配置部６４に配置することにより、略円環状を成した光源部４１を形成することができる。基板４３の端部４３ａには、光源配置部６４が有する係合凸部６４ｂに係合される被係合凹部４３ｄが設けられている。基板４３の外周端部４３ｂには、光源配置部６４が有する係合部６４ａに係合される被係合凸部４３ｃが設けられている。基板４３の内周側の両端近傍には、光源配置部６４が有する嵌合部６４ｃに係合される嵌合凸部４３ｅが設けられている。ＬＥＤ光源モジュール４４は、基板４３が有する被係合凸部４３ｃ及び被係合凹部４３ｄを、光源配置部６４が有する係合部６４ａ及び係合凸部６４ｂに係合させることで、光源配置部６４において位置決めされて配置される。すなわち、ＬＥＤ光源モジュール４４は、位置合わせ用に電源カバー６１の光源配置部６４に設けられた係合形状部分（係合部６４ａ及び係合凸部６４ｂ）と対応するように被係合凸部４３ｃ及び被係合凹部４３ｄを有する。また、ＬＥＤ光源モジュール４４は、基板４３が有する嵌合凸部４３ｅを、光源配置部６４が有する嵌合部６４ｃに嵌合させることで、光源配置部６４において所定の位置に配置される。各ＬＥＤ光源モジュール４４は、各々に対応する配線５０によって電源部３１と電気的に接続されている。各ＬＥＤ光源モジュール４４は、基板４３の実装面の裏面が各光源配置部６４の光源配置部６４に当接して固定されるため、各ＬＥＤ光源モジュール４４が発熱した際には、ＬＥＤ光源モジュール４４の熱が電源カバー６１や器具本体２１に伝わる。電源カバー６１に伝わった熱は、電源カバー６１の温度よりも周辺温度が低い場合、電源カバー６１周辺の空気へ伝わる。これにより、電源カバー６１に伝わった熱は、電源カバー６１の周囲に放熱される。
なお、各ＬＥＤ光源モジュール４４は、熱伝導性シート（図示せず）や放熱グリスを介して光源配置部６４に取り付けてもよく、これにより、より高い放熱性を得ることができる。
また、本実施形態では、光源として発光素子の一例である表面実装型のＬＥＤ素子を用いたが、光源の種類はＬＥＤ素子に限定されず、例えばＣＯＢ型発光モジュールや有機ＥＬ素子（ＯＬＥＤ）などであっても実現可能である。
The board | substrate 43 which the LED light source module 44 has is formed in the substantially circular arc shape which has predetermined width in planar view, as shown in FIG. Since all the substrates 43 of the LED light source module 44 have the same shape and the same area, they can be easily manufactured, which is preferable. The board | substrate 43 has the edge part 43a formed along the radial direction in the both ends of the circumferential direction. Each LED light source module 44 is arranged in the light source arrangement part 64 with the end parts 43a in the circumferential direction facing each other. In addition, the LED light source modules 44 can be connected to each other by connection parts that electrically or mechanically connect the plurality of LED light source modules 44 into one unit. A plurality of substantially circular arc-shaped (four in this embodiment) LED light source modules 44 are arranged in the light source arrangement portion 64 with the end portions 43a facing each other, thereby forming the light source portion 41 having a substantially annular shape. can do. At the end 43 a of the substrate 43, an engaged recess 43 d that is engaged with an engagement protrusion 64 b included in the light source arrangement portion 64 is provided. An engaged convex portion 43 c that is engaged with an engaging portion 64 a included in the light source arrangement portion 64 is provided on the outer peripheral end portion 43 b of the substrate 43. In the vicinity of both ends on the inner peripheral side of the substrate 43, fitting convex portions 43e that are engaged with the fitting portions 64c of the light source arrangement portion 64 are provided. The LED light source module 44 engages the engagement convex portion 43c and the engagement concave portion 43d of the substrate 43 with the engagement portion 64a and the engagement convex portion 64b of the light source arrangement portion 64, thereby providing a light source arrangement portion. 64 is positioned and arranged. In other words, the LED light source module 44 is engaged with convex portions so as to correspond to the engagement-shaped portions (engagement portions 64 a and engagement convex portions 64 b) provided in the light source arrangement portion 64 of the power supply cover 61 for alignment. 43c and an engaged recess 43d. The LED light source module 44 is arranged at a predetermined position in the light source arrangement part 64 by fitting the fitting convex part 43e of the substrate 43 into the fitting part 64c of the light source arrangement part 64. Each LED light source module 44 is electrically connected to the power supply unit 31 by a wiring 50 corresponding to each LED light source module 44. Each LED light source module 44 is fixed so that the back surface of the mounting surface of the substrate 43 is in contact with the light source arrangement portion 64 of each light source arrangement portion 64, so that when each LED light source module 44 generates heat, the LED light source module 44. The heat is transmitted to the power supply cover 61 and the instrument body 21. The heat transmitted to the power supply cover 61 is transferred to the air around the power supply cover 61 when the ambient temperature is lower than the temperature of the power supply cover 61. Thereby, the heat transmitted to the power supply cover 61 is dissipated around the power supply cover 61.
In addition, each LED light source module 44 may be attached to the light source arrangement | positioning part 64 via a heat conductive sheet (not shown) or thermal radiation grease, and can thereby obtain higher heat dissipation.
In the present embodiment, a surface-mounted LED element, which is an example of a light-emitting element, is used as the light source. However, the type of the light source is not limited to the LED element. Even so, it is feasible.
透光性カバー５１は、器具本体２１及び電源カバー６１の照射面側を覆うように器具本体２１に取り付けられ、光源部４１からの光を反射及び拡散させつつ、外部へ配光する部材である。透光性カバー５１は、セード等を含む。透光性カバー５１は、透光性を有する樹脂素材で形成されている。透光性カバー５１の全体形状は、平面形状が円形であり、下面側に緩やかにドーム状に膨らんでいる。透光性カバー５１は、透光性カバー５１の内部の清掃や器具本体２１の部品交換等のために器具本体２１に対して着脱できる構造となっている。透光性カバー５１の上面側の開口縁部には、透光性カバー５１を器具本体２１が有するセード保持部２９に取り付けるための被保持部（図示せず）が形成されている。なお、本実施形態における透光性カバー５１の形状は一例であって、ドーム状の他、円筒状や角筒状などにすることもできる。 The translucent cover 51 is a member that is attached to the instrument main body 21 so as to cover the irradiation surface side of the instrument main body 21 and the power supply cover 61 and distributes the light from the light source unit 41 to the outside while reflecting and diffusing the light. . The translucent cover 51 includes a shade or the like. The translucent cover 51 is formed of a resin material having translucency. The overall shape of the translucent cover 51 is circular in plan, and gently swells in a dome shape on the lower surface side. The translucent cover 51 has a structure that can be attached to and detached from the instrument main body 21 for cleaning the inside of the translucent cover 51 and replacing parts of the instrument main body 21. A held portion (not shown) for attaching the translucent cover 51 to the shade holding portion 29 of the instrument main body 21 is formed at the opening edge portion on the upper surface side of the translucent cover 51. In addition, the shape of the translucent cover 51 in this embodiment is an example, Comprising: A dome shape, cylindrical shape, square tube shape, etc. can also be used.
器具本体２１には、透光性カバー５１の被保持部を保持するための取付金具であるセード保持部２９が設けられている。詳細は省略するが、透光性カバー５１を器具本体２１の取り付け位置に配置して透光性カバー５１の周方向の一方に回動させると、透光性カバー５１の被保持部が器具本体２１のセード保持部２９に保持されて透光性カバー５１が器具本体２１に取り付けられる。また、透光性カバー５１が器具本体２１に取り付けられた状態で透光性カバー５１を周方向の他方に回動させると、透光性カバー５１の被保持部が器具本体２１のセード保持部２９から外れて、透光性カバー５１を器具本体２１から取り外すことができる。 The appliance main body 21 is provided with a shade holding portion 29 that is a mounting bracket for holding the held portion of the translucent cover 51. Although details are omitted, when the translucent cover 51 is arranged at the mounting position of the instrument main body 21 and rotated to one side in the circumferential direction of the translucent cover 51, the held portion of the translucent cover 51 becomes the instrument main body. The translucent cover 51 is attached to the instrument main body 21 while being held by the 21 shade holder 29. Further, when the translucent cover 51 is rotated to the other circumferential direction with the translucent cover 51 attached to the instrument main body 21, the held part of the translucent cover 51 becomes the shade holding part of the instrument main body 21. 29, the translucent cover 51 can be removed from the instrument body 21.
接続部７１は、引掛シーリングアダプタ等の配線部品を取り付ける部分である。図９に示すように、接続部７１は、電源カバー６１が有する開口部６２より大径の円筒部７２と、該円筒部７２の一端側（上端側）の外周縁に径方向外側に延出される鍔部７３を有している。該鍔部７３には、接続部７１の一端（上端）をネジなどの固定部材により器具本体２１に取り付けるための固定孔部７５が設けられている。鍔部７３の取付面側には、器具本体２１が有する貫通孔２５ｃに嵌合する複数（本実施形態では、３つ）の爪部７４が上方に突出して設けられている。爪部７４は、器具本体２１が有する貫通孔２５ｃに嵌合可能である。また、鍔部７３の所定位置には、固定部材２２により器具本体２１の第１ネジ固定部２５ｄに固定するための固定孔部７５が設けられている。接続部７１は、爪部７４を貫通孔２５ｃに嵌合するとともに、固定部材２２により器具本体２１が有する周縁部２５に取り付けられる。円筒部７２の他端側（下端側）の外周縁には、ネジなどの固定部材により接続部７１、電源カバー６１及び保護カバー９１を共締めするための固定孔部が設けられている。接続部７１は、器具本体２１の収容部２３と、電源カバー６１との間に挟まれるように固定される。 The connection part 71 is a part to which a wiring component such as a hooking ceiling adapter is attached. As shown in FIG. 9, the connecting portion 71 extends radially outward to a cylindrical portion 72 having a larger diameter than the opening 62 of the power supply cover 61 and an outer peripheral edge on one end side (upper end side) of the cylindrical portion 72. It has a flange 73. The flange portion 73 is provided with a fixing hole portion 75 for attaching one end (upper end) of the connecting portion 71 to the instrument main body 21 with a fixing member such as a screw. A plurality (three in this embodiment) of claw portions 74 that are fitted into the through holes 25c of the instrument main body 21 are provided on the attachment surface side of the flange portion 73 so as to protrude upward. The nail | claw part 74 can be fitted to the through-hole 25c which the instrument main body 21 has. A fixing hole 75 for fixing the first screw fixing portion 25 d of the instrument main body 21 by the fixing member 22 is provided at a predetermined position of the collar portion 73. The connecting portion 71 is fitted to the peripheral portion 25 of the instrument main body 21 by the fixing member 22 while fitting the claw portion 74 into the through hole 25c. On the outer peripheral edge of the other end side (lower end side) of the cylindrical part 72, a fixing hole part for fastening the connecting part 71, the power supply cover 61 and the protective cover 91 together with a fixing member such as a screw is provided. The connecting portion 71 is fixed so as to be sandwiched between the housing portion 23 of the instrument main body 21 and the power source cover 61.
円筒部７２には、電源部３１から延出されるコネクタ３４を挿通するための挿通孔７２ａが形成されている。照明器具１１を天井に取り付ける場合は、照明器具用の天井配線器具（引掛シーリングボディ）に引掛シーリングアダプタ等の配線部品を取付け、器具本体２１が有する取付孔２４に配線部品を差し込むとともに、該配線部品を接続部７１内に嵌合する。 The cylindrical part 72 is formed with an insertion hole 72 a for inserting the connector 34 extending from the power supply part 31. When the lighting fixture 11 is attached to the ceiling, a wiring component such as a hook ceiling adapter is attached to a ceiling wiring fixture (hook ceiling body) for the lighting fixture, and the wiring component is inserted into the mounting hole 24 of the fixture main body 21, and the wiring The component is fitted into the connection portion 71.
受信部８１は、リモコン（図示せず）からの無線信号（本実施形態では赤外線による信号）を受信する部分である。受信部８１は、受光部８２が実装された受信部用基板８３を有している。受信部用基板８３は、電源ケース３５が有する受信部配置部３７に配置される。受信部用基板８３には、チャンネル切替スイッチ８４が実装されている。受信部８１は、平面視において開口部６２の近傍に配置される。受信部用基板８３が有する受光部８２は、電源カバ―６１が有する受光窓６３ｂに近接して配置されている。受信部用基板８３は、受信部配置部３７が有する係止部３９により係止されることで、受信部配置部３７に保持される。受信部８１が有する受光部８２は、電源カバ―６１が有する受光窓６３ｂから露出するように配置される。受信部８１は、電源回路部３２に電気的に接続される。受光部８２は、使用者によって操作されるリモコンから送信される無線信号を伝送媒体としたリモコン信号を受信することができる。リモコンにより受光部８２に所定の信号を送信することで使用者はＬＥＤ光源モジュール４４（ＬＥＤ素子４２）の点灯、消灯、調光等を遠隔操作できる。受信部用基板８３は、受信部配置部３７に配置された状態で器具本体２１の収容部２３内に配置される。受光部８２とチャンネル切替スイッチ８４を実装した受信部用基板８３は、平面視において、略円弧状の電源回路部３２の内周縁側に配置される。
また、本実施形態ではリモコン信号を受信する受信部８１を設けたが、これに限らず、その他のセンサ制御方法を採用してもよい。また、無線信号による制御ではなく、有線での制御でもよく、その場合には受信部を設けなくてもよい。
The receiving unit 81 is a part that receives a radio signal (in this embodiment, an infrared signal) from a remote controller (not shown). The receiving unit 81 includes a receiving unit substrate 83 on which a light receiving unit 82 is mounted. The receiving unit substrate 83 is arranged in the receiving unit arrangement unit 37 included in the power supply case 35. A channel changeover switch 84 is mounted on the receiver board 83. The receiving unit 81 is disposed in the vicinity of the opening 62 in plan view. The light receiving unit 82 included in the receiving unit substrate 83 is disposed adjacent to the light receiving window 63b included in the power source cover 61. The reception unit substrate 83 is held by the reception unit arrangement unit 37 by being locked by the locking unit 39 included in the reception unit arrangement unit 37. The light receiving unit 82 included in the receiving unit 81 is disposed so as to be exposed from the light receiving window 63b included in the power source cover 61. The receiving unit 81 is electrically connected to the power supply circuit unit 32. The light receiving unit 82 can receive a remote control signal using a radio signal transmitted from a remote controller operated by a user as a transmission medium. By transmitting a predetermined signal to the light receiving unit 82 by the remote controller, the user can remotely operate the LED light source module 44 (LED element 42) to be turned on / off, dimmed, and the like. The receiving part substrate 83 is arranged in the housing part 23 of the instrument main body 21 in a state of being arranged in the receiving part arranging part 37. The receiving portion substrate 83 on which the light receiving portion 82 and the channel changeover switch 84 are mounted is arranged on the inner peripheral side of the substantially circular arc power supply circuit portion 32 in plan view.
In the present embodiment, the receiving unit 81 that receives a remote control signal is provided. However, the present invention is not limited to this, and other sensor control methods may be employed. In addition, the control may not be performed using a wireless signal but may be performed using a wired control. In this case, the receiving unit may not be provided.
保護カバー９１は、電源カバー６１と透光性カバー５１との間において、光源部４１を覆う部材である。保護カバー９１は、光源部４１と透光性カバー５１との間に配置される。保護カバー９１は、透光性を有しており、例えば透光性を有する樹脂素材で形成されている。保護カバー９１は、平面視において略円環状の部材であって、図１１に示すように、内周縁部９２、光源カバー部９３、外周鍔部９４、爪部９５を有している。 The protective cover 91 is a member that covers the light source unit 41 between the power supply cover 61 and the translucent cover 51. The protective cover 91 is disposed between the light source unit 41 and the translucent cover 51. The protective cover 91 has translucency, and is formed of, for example, a resin material having translucency. The protective cover 91 is a substantially annular member in a plan view, and has an inner peripheral edge portion 92, a light source cover portion 93, an outer peripheral flange portion 94, and a claw portion 95 as shown in FIG.
内周縁部９２は、電源カバー６１の中央に配置される略円環状の平坦な部分である。内周縁部９２には、ネジなどの固定部材９９により保護カバー９１、電源カバー６１及び接続部７１を共締めするためのネジ固定部９６が設けられている。内周縁部９２には、受信部８１が有する受光部８２に対応する位置（受光部８２の照射面側）に受信部８１が配置された位置を示す受信部位置目印となる凸状部９２ａと、該凸状部９２ａに隣接して形成されるチャンネル切替スイッチ８４の先端部を挿通するための挿通孔９２ｂを有している。挿通孔９２ｂの近傍において、照射面側の表面にチャンネル切替スイッチ８４のチャンネル番号を示す凹状の刻印部９２ｃ（図２、図１１参照）が設けられている。保護カバー９１を電源カバー６１に取り付けた場合、保護カバー９１の内周縁部９２は、電源カバー６１の内周縁部６３の照射面側に当接もしくはほとんど隙間を有しない状態で近接する（図１０参照）。
なお、受信部位置目印となる凸状部９２ａをレンズ部として構成することもできる。該レンズ部により、リモコンから送信された所定の信号（例えば、赤外線）を受光して電源カバー６１内に配置された受光部８２により導光しやすくなる。
The inner peripheral edge 92 is a substantially annular flat portion disposed at the center of the power supply cover 61. The inner peripheral edge portion 92 is provided with a screw fixing portion 96 for fastening the protective cover 91, the power source cover 61, and the connection portion 71 together with a fixing member 99 such as a screw. On the inner peripheral edge 92, a convex portion 92 a serving as a receiving portion position mark indicating a position where the receiving portion 81 is disposed at a position corresponding to the light receiving portion 82 included in the receiving portion 81 (on the irradiation surface side of the light receiving portion 82). In addition, it has an insertion hole 92b for inserting the tip of the channel changeover switch 84 formed adjacent to the convex portion 92a. In the vicinity of the insertion hole 92b, a concave marking portion 92c (see FIGS. 2 and 11) indicating the channel number of the channel changeover switch 84 is provided on the surface on the irradiation surface side. When the protective cover 91 is attached to the power supply cover 61, the inner peripheral edge 92 of the protective cover 91 is close to the irradiation surface side of the inner peripheral edge 63 of the power supply cover 61 with little or no gap (FIG. 10). reference).
In addition, the convex part 92a used as a receiving part position mark can also be comprised as a lens part. The lens unit makes it easy to receive a predetermined signal (for example, infrared rays) transmitted from the remote controller and guide it through the light receiving unit 82 disposed in the power supply cover 61.
光源カバー部９３は、照射面側に凸状である。具体的には、光源カバー部９３は、内周縁部９２の径方向外側に連続して形成され、光源部４１に対して所定の隙間を有するように照射面側に向かって膨らむ形状の凸状の部分である。光源カバー部９３は、径方向内側に向けて延設される配線カバー部９３ａを有している。配線カバー部９３ａは、電源カバー６１が有する挿通孔６３ａと、該挿通孔６３ａから延出される配線５０と、該配線５０が各ＬＥＤ光源モジュール４４に接続される部分とを覆う部分である。光源カバー部９３の外周近傍と、配線カバー部９３ａを除く光源カバー部９３の内周近傍とは、保護カバー９１を電源カバー６１に取り付けた際に、ＬＥＤ光源モジュール４４の基板４３の外周端部及び内周端部に当接する。すなわち、ＬＥＤ光源モジュール４４の基板４３の外周端部及び内周端部は、電源カバー６１の光源配置部６４と光源カバー部９３とにより挟まれて固定される。つまり、各ＬＥＤ光源モジュール４４は、保護カバー９１を電源カバー６１に取り付けることでネジやビス等の固定部材（取付部材）を用いずに電源カバー６１上に固定される。 The light source cover part 93 is convex on the irradiation surface side. Specifically, the light source cover portion 93 is continuously formed on the radially outer side of the inner peripheral edge portion 92 and has a convex shape that swells toward the irradiation surface side so as to have a predetermined gap with respect to the light source portion 41. It is a part of. The light source cover section 93 has a wiring cover section 93a that extends radially inward. The wiring cover portion 93 a is a portion that covers the insertion hole 63 a of the power supply cover 61, the wiring 50 extending from the insertion hole 63 a, and the portion where the wiring 50 is connected to each LED light source module 44. The vicinity of the outer periphery of the light source cover portion 93 and the vicinity of the inner periphery of the light source cover portion 93 excluding the wiring cover portion 93 a are the outer peripheral end portions of the substrate 43 of the LED light source module 44 when the protective cover 91 is attached to the power source cover 61. And abuts on the inner peripheral end. That is, the outer peripheral end portion and inner peripheral end portion of the substrate 43 of the LED light source module 44 are sandwiched and fixed by the light source arrangement portion 64 and the light source cover portion 93 of the power source cover 61. That is, each LED light source module 44 is fixed on the power supply cover 61 without using a fixing member (attachment member) such as a screw or a screw by attaching the protective cover 91 to the power supply cover 61.
光源カバー部９３は、外周縁側の傾斜面において、周方向に沿った長孔状の複数（本実施形態では、８箇所）の貫通孔９７が設けられている。貫通孔９７は、虫抜き用の孔として機能する。貫通孔９７は、外周鍔部９４が有する爪部９５の間に配置されている。
なお、本実施形態では、貫通孔９７を光源カバー部９３の外周縁側に設けているが、特に限定するものではなく、光源カバー部９３の内周縁側に設けることもできる。
また、貫通孔９７は、ＬＥＤ光源モジュール４４が有するＬＥＤ素子４２の配光角の外側となる位置に設けられる。貫通孔９７を配光角の外側に設けることによって、貫通孔９７の影が出にくい。
また、光源カバー部９３の外周縁側にＬＥＤ素子４２からの光を拡散する加工を施した拡散加工部分を有することもできる。これにより、光源カバー部９３の外周縁側の傾斜部による影が発生することを防止する。なお、拡散加工は、光源カバー部９３において外周縁側にのみ施しても良いし、全体に施しても良い。
The light source cover portion 93 is provided with a plurality of (eight positions in the present embodiment) through-holes 97 along the circumferential direction on the inclined surface on the outer peripheral edge side. The through hole 97 functions as a hole for removing insects. The through hole 97 is disposed between the claw portions 95 included in the outer peripheral flange portion 94.
In the present embodiment, the through hole 97 is provided on the outer peripheral edge side of the light source cover portion 93, but is not particularly limited, and may be provided on the inner peripheral edge side of the light source cover portion 93.
Further, the through hole 97 is provided at a position outside the light distribution angle of the LED element 42 included in the LED light source module 44. By providing the through hole 97 outside the light distribution angle, the shadow of the through hole 97 is difficult to appear.
Moreover, it can also have the diffusion process part which gave the process which diffuses the light from the LED element 42 in the outer periphery side of the light source cover part 93. FIG. This prevents a shadow from being generated by the inclined portion on the outer peripheral edge side of the light source cover portion 93. The diffusion processing may be performed only on the outer peripheral side of the light source cover portion 93 or may be performed on the entire surface.
外周鍔部９４は、光源カバー部９３の周囲に連続して形成される平坦な部分である。外周鍔部９４には、電源カバー６１に設けられた貫通孔６８に嵌合するための複数（本実施形態では、８つ）の鉤状の爪部９５が形成されている。本実施形態の爪部９５は、１つのＬＥＤ光源モジュール４４に対して２箇所ずつ設けられている。爪部９５は、中途部を折り返したＵ字形状で貫通孔６８の端部を挟持することができる。保護カバー９１は、電源カバー６１における内周縁部６３、光源配置部６４、及び外周縁部６５をほぼ覆うことができる。 The outer peripheral flange portion 94 is a flat portion that is continuously formed around the light source cover portion 93. A plurality (eight in this embodiment) of hook-like claw portions 95 for fitting into the through holes 68 provided in the power supply cover 61 are formed on the outer peripheral flange portion 94. The claw portions 95 of this embodiment are provided at two locations for each LED light source module 44. The nail | claw part 95 can clamp the edge part of the through-hole 68 by the U shape which turned up the middle part. The protective cover 91 can substantially cover the inner peripheral edge portion 63, the light source arrangement portion 64, and the outer peripheral edge portion 65 in the power supply cover 61.
保護カバー９１は、該保護カバー９１の外周縁部に設けられた爪部９５と、電源カバー６１に設けられた貫通孔６８とを嵌合して固定し、かつ保護カバー９１の内周縁部において電源カバー６１と接続部７１とともに複数のネジなどの固定部材を用いて共締めすることで取り付けられる。このように、爪部９５と貫通孔６８による嵌合固定と、固定部材による固定を組み合わせることによって、部品点数を削減し、製造コストの低減が図れる。また、保護カバー９１、電源カバー６１、接続部７１を共締めすることにより、ネジやビス等の固定部材の使用量が減り、部品点数を削減し、製造コストの低減が図れる。また、保護カバー９１おいて外周縁側を爪部９５と貫通孔６８により嵌合固定し、内周縁側を固定部材により固定するため、照明器具１１の組立作業の際に、固定部材による固定箇所が電源カバー６１の中央付近に集まっており、電源カバー６１を回転等の位置変更しなくても固定作業が可能となり作業性が良い。
また、保護カバー９１は、全体的にシンメトリックな凹凸形状を有するように形成されている。全体的にシンメトリックな凹凸形状を有するように形成するため、保護カバー９１を製造する樹脂成形において樹脂材料が均一に金型内に充填されやすく、成形性がよい。
The protective cover 91 fits and fixes the claw portion 95 provided on the outer peripheral edge portion of the protective cover 91 and the through hole 68 provided in the power supply cover 61, and at the inner peripheral edge portion of the protective cover 91. The power supply cover 61 and the connection portion 71 are attached together by using a fixing member such as a plurality of screws. Thus, by combining the fitting and fixing by the claw portion 95 and the through hole 68 and the fixing by the fixing member, the number of parts can be reduced and the manufacturing cost can be reduced. Further, by tightening the protective cover 91, the power supply cover 61, and the connection portion 71, the amount of fixing members such as screws and screws can be reduced, the number of parts can be reduced, and the manufacturing cost can be reduced. Further, in the protective cover 91, the outer peripheral edge side is fitted and fixed by the claw portion 95 and the through hole 68, and the inner peripheral edge side is fixed by the fixing member. The power supply cover 61 is gathered near the center, and fixing work can be performed without changing the position of the power supply cover 61 such as rotation.
Further, the protective cover 91 is formed so as to have a symmetric uneven shape as a whole. Since it is formed so as to have a symmetric uneven shape as a whole, the resin material is easily uniformly filled in the mold in the resin molding for manufacturing the protective cover 91, and the moldability is good.
以上説明した本実施形態に係る照明器具１１では、電源部３１が器具本体２１の収容部２３内に収容され、電源部３１（電源ケース３５）に設けられた爪部２０を器具本体２１（収容部２３の天板部２６）に設けられた貫通孔２６ａに嵌合して固定するとともに、電源部３１（電源ケース３５）の１箇所をネジやビス等の固定部材２２を用いて器具本体２１（収容部２３の天板部２６）の第２ネジ固定部２６ｂに固定している。また、接続部７１が器具本体２１の収容部２３内に収容され、接続部７１に設けられた爪部７４を器具本体２１（収容部２３）に設けられた貫通孔２５ｃに嵌合して固定するとともに、接続部７１の１箇所をネジやビス等の固定部材２２を用いて器具本体２１（収容部２３）に固定している。このように電源部３１及び接続部７１をそれぞれ器具本体２１に取り付ける際には、各固定部材２２による固定位置（取付位置）である第１ネジ固定部２５ｄ及び第２ネジ固定部２６ｂは作業者から見て左右の一方側に偏在している。このように器具本体２１に取り付ける電源部３１と接続部７１の各々が、爪部と貫通孔により嵌合して器具本体２１に固定されることで作業時のガタツキを防止し、ネジやビス等による固定部材を用いた固定箇所を最小限（本実施形態では、１箇所）にすることが可能となる。ネジやビス等の部品点数を削減することによって、製造コストの低減や組み立て工数を低減することができる。また、固定部材の固定位置（本実施形態では、第１ネジ固定部２５ｄ及び第２ネジ固定部２６ｂ）を作業者から見て左右の一方側に偏在させることによって、固定部材の固定の作業性が向上する。例えば、右利きの作業者であれば、器具本体２１に向かって右側に固定部材の固定位置が偏在していれば、利き手側に固定部材の固定位置があるので作業がしやすい。 In the lighting fixture 11 according to the present embodiment described above, the power source 31 is accommodated in the accommodation portion 23 of the appliance main body 21, and the claw portion 20 provided in the power supply portion 31 (power supply case 35) is replaced with the appliance main body 21 (accommodation). The fitting body 21 is fitted and fixed to a through hole 26a provided in the top plate portion 26) of the portion 23, and one place of the power supply portion 31 (power supply case 35) is fixed using a fixing member 22 such as a screw or a screw. It is fixed to the second screw fixing portion 26b of (the top plate portion 26 of the accommodating portion 23). Moreover, the connection part 71 is accommodated in the accommodation part 23 of the instrument main body 21, and the nail | claw part 74 provided in the connection part 71 is fitted and fixed to the through-hole 25c provided in the instrument main body 21 (accommodation part 23). At the same time, one place of the connecting portion 71 is fixed to the instrument main body 21 (accommodating portion 23) using a fixing member 22 such as a screw or a screw. Thus, when attaching the power supply part 31 and the connection part 71 to the instrument main body 21, the first screw fixing part 25d and the second screw fixing part 26b, which are fixing positions (attachment positions) by the fixing members 22, are used by the operator. As viewed from the left and right sides. Thus, each of the power supply part 31 and the connection part 71 attached to the instrument main body 21 is fitted to the claw part and the through hole and fixed to the instrument main body 21, thereby preventing rattling during the operation, such as screws and screws. It is possible to minimize the number of fixing points using the fixing member (1 in this embodiment). By reducing the number of parts such as screws and screws, it is possible to reduce manufacturing costs and assembly man-hours. Further, by fixing the fixing position of the fixing member (in this embodiment, the first screw fixing portion 25d and the second screw fixing portion 26b) to the left and right sides as viewed from the operator, the fixing member fixing workability is improved. Will improve. For example, a right-handed worker can easily work if the fixing position of the fixing member is unevenly distributed on the right side toward the instrument main body 21 because the fixing position of the fixing member is on the dominant hand side.
また、照明器具１１では、ＬＥＤ光源モジュール４４の基板４３が電源カバー６１の光源配置部６４と光源カバー部９３とにより挟まれて固定される。つまり、各ＬＥＤ光源モジュール４４は、保護カバー９１を電源カバー６１に取り付けることでネジやビス等の固定部材を用いずに電源カバー６１上に固定される。これにより、ネジやビス等の固定部材を用いずに固定できるため、部品点数を削減でき、ＬＥＤ光源モジュール４４に対して固定部材締結によるストレスが少ない。また、ネジやビス等の固定部材を用いずに固定することによって、組み立て工数を低減することができる。さらに、ＬＥＤ光源モジュール４４の基板４３にネジやビス等の固定部材の締結孔を設けないため、基板の小型化や基板内におけるＬＥＤ素子の配置自由度が向上する。 Further, in the lighting fixture 11, the substrate 43 of the LED light source module 44 is sandwiched and fixed by the light source arrangement portion 64 and the light source cover portion 93 of the power source cover 61. That is, each LED light source module 44 is fixed on the power supply cover 61 without using a fixing member such as a screw or a screw by attaching the protective cover 91 to the power supply cover 61. Thereby, since it can fix without using fixing members, such as a screw and a screw, a number of parts can be reduced and there is little stress by fixing member fastening to LED light source module 44. Further, the number of assembling steps can be reduced by fixing without using fixing members such as screws and screws. Furthermore, since no fastening holes for fixing members such as screws and screws are provided in the substrate 43 of the LED light source module 44, the size of the substrate can be reduced and the degree of freedom of arrangement of the LED elements in the substrate can be improved.
また、照明器具１１では、電源カバー６１の光源配置部６４にＬＥＤ光源モジュール４４の基板４３の形状に合わせた係合部６４ａ及び係合凸部６４ｂが形成されており、該係合部６４ａ及び係合凸部６４ｂが光源配置部６４の被係合凸部４３ｃ及び部被係合凹部４３ｄに係合することでＬＥＤ光源モジュール４４が容易に電源カバー６１上の適正位置に配置することができる。 In the luminaire 11, the light source placement portion 64 of the power source cover 61 is formed with an engagement portion 64 a and an engagement convex portion 64 b that match the shape of the substrate 43 of the LED light source module 44. The LED light source module 44 can be easily disposed at an appropriate position on the power supply cover 61 by engaging the engaging convex portion 64b with the engaged convex portion 43c and the partial engaged concave portion 43d of the light source arrangement portion 64. .
また、照明器具１１では、所定の幅を有する略円弧状の複数のＬＥＤ光源モジュール４４により、略円弧状の光源部４１を形成する。このように、複数のＬＥＤ光源モジュール４４を略円環状に組み合わせる構成とすることで、１つの板状の基板素材から切り取って複数の基板４３を作製する際に、該基板４３を基板素材上に並べて配置することが可能であり、円環状の基板を基板素材から切り取るよりも廃棄する部分が少なく製造歩留まりが良くなるため、製造コストが抑えられる。また、このように構成することで、ハンドリング性も良く、作業効率が向上する。 Moreover, in the lighting fixture 11, the substantially arc-shaped light source part 41 is formed by a plurality of substantially arc-shaped LED light source modules 44 having a predetermined width. As described above, by combining the plurality of LED light source modules 44 in a substantially annular shape, when the plurality of substrates 43 are produced by cutting from one plate-shaped substrate material, the substrate 43 is placed on the substrate material. It is possible to arrange them side by side, and the manufacturing cost can be reduced because the number of parts to be discarded is smaller than the case of cutting an annular substrate from the substrate material and the manufacturing yield is improved. In addition, with this configuration, handling is good and work efficiency is improved.
また、照明器具１１では、受信部位置目印となる凸状部９２ａとチャンネル切替位置を示す刻印部９２ｃが保護カバー９１表面に設けられている。凸状部９２ａや刻印部９２ｃを保護カバー９１表面に設けることによって、受信部８１の照射面側を覆う受信部用のカバーやチャンネル切替の表示を別途設けなくてもよく、部品点数を削減できる。なお、本実施形態では刻印部９２ｃを凹状に形成したが、これに限らず凸状に形成しても良い。 Further, in the luminaire 11, a convex portion 92 a serving as a receiving portion position mark and a marking portion 92 c indicating a channel switching position are provided on the surface of the protective cover 91. By providing the convex portion 92a and the engraved portion 92c on the surface of the protective cover 91, it is not necessary to separately provide a cover for the receiving unit that covers the irradiation surface side of the receiving unit 81 and a channel switching display, and the number of parts can be reduced. . In the present embodiment, the stamped portion 92c is formed in a concave shape, but the present invention is not limited thereto, and may be formed in a convex shape.
また、照明器具１１では、光源カバー部９３の外周縁側の傾斜面に、貫通孔９７を有している。貫通孔９７を設けることによって、虫や埃等を容易に除去できるとともに、空気の対流により保護カバー９１内外間の通気性が良くなり、放熱性が向上する。 Further, the lighting fixture 11 has a through hole 97 on the inclined surface on the outer peripheral side of the light source cover portion 93. By providing the through hole 97, insects, dust, and the like can be easily removed, and air permeability between the inside and outside of the protective cover 91 is improved by air convection, and heat dissipation is improved.
また、照明器具１１では、内周縁部６３に、受信部８１が有する受光部８２に対応する位置に受光窓６３ｂと、チャンネル切替スイッチ８４の一端を露出するための貫通孔６３ｃが設けられている。照明器具１１の中央部付近に受光窓６３ｂを設けることによって、照明器具１１の照射面側（床側）からの送信されるリモコン信号の受光感度のムラを低減することができる。また、受信部８１等を覆うカバー部材を別途要さず、部品点数が削減できる。 In the lighting fixture 11, a light receiving window 63 b and a through hole 63 c for exposing one end of the channel changeover switch 84 are provided in the inner peripheral edge 63 at a position corresponding to the light receiving part 82 of the receiving part 81. . By providing the light receiving window 63b near the center of the lighting fixture 11, it is possible to reduce unevenness in the light receiving sensitivity of the remote control signal transmitted from the irradiation surface side (floor side) of the lighting fixture 11. Further, there is no need for a separate cover member that covers the receiving unit 81 and the like, and the number of parts can be reduced.
また、照明器具１１では、電源部３１と接続部７１が収容部２３の照射面側に取り付けられ、光源部４１が電源カバー６１照射面側に配置されて収容部２３に取り付けられる。このように構成することにより、照明器具２１の組立工程において、器具本体２１の収容部２３に電源部３１と接続部７１を取り付ける工程と、電源カバー６１に光源部４１を取り付ける工程とに分業化することができるため、組立工程の効率化が図れる。 Further, in the lighting fixture 11, the power supply unit 31 and the connection unit 71 are attached to the irradiation surface side of the housing unit 23, and the light source unit 41 is arranged on the irradiation surface side of the power supply cover 61 and attached to the housing unit 23. By comprising in this way, in the assembly process of the lighting fixture 21, it is divided into the process of attaching the power supply part 31 and the connection part 71 to the accommodating part 23 of the fixture main body 21, and the process of attaching the light source part 41 to the power supply cover 61. Therefore, the efficiency of the assembly process can be improved.
以上、本発明の実施形態について説明したが、本発明は上記実施例に限定されるものではなく、様々な変更が可能である。例えば、照明器具１１は丸型としたが、角型やその他の形状としてもよい。また、シーリングライトの他、ペンダントライト等に適用してもよい。 As mentioned above, although embodiment of this invention was described, this invention is not limited to the said Example, A various change is possible. For example, although the luminaire 11 is a round shape, it may be a square shape or other shapes. Moreover, you may apply to a pendant light etc. besides a ceiling light.
本実施形態の器具本体２１の形状は一例であり、本実施形態の形状に限定されるものではない。例えば、照明器具１１の形状が丸型以外の角型やその他の形状である場合には、それに応じた形状とすることができる。また、器具本体２１の形状は、電源部３１の形状に応じて適宜変形させることも可能である。 The shape of the instrument main body 21 of this embodiment is an example, and is not limited to the shape of this embodiment. For example, when the shape of the luminaire 11 is a square shape other than the round shape or other shapes, the shape can be set accordingly. In addition, the shape of the instrument main body 21 can be appropriately changed according to the shape of the power supply unit 31.
１１ 照明器具
２１ 器具本体
２２ 固定部材
２３ 収容部
３１ 電源部
４１ 光源部
４２ 発光素子（ＬＥＤ素子）
４３ 基板
４４ ＬＥＤ光源モジュール
５０ 配線
５１ 透光性カバー
６１ 電源カバー
６４ 光源配置部
６９ 配線保持部材
７１ 接続部
８１ 受信部
９１ 保護カバー
９２ｃ 刻印部
９７ 貫通孔
Ａ 電源部と接続部を通る基準線
DESCRIPTION OF SYMBOLS 11 Lighting fixture 21 Appliance main body 22 Fixing member 23 Storage part 31 Power supply part 41 Light source part 42 Light emitting element (LED element)
43 Substrate 44 LED light source module 50 Wiring 51 Translucent cover 61 Power supply cover 64 Light source placement part 69 Wiring holding member 71 Connection part 81 Reception part 91 Protective cover 92c Marking part 97 Through hole A Reference line passing through the power supply part and the connection part
Claims (7)
器具本体と、
光源部と、
前記器具本体の取付面側に配置された配線器具に接続される接続部と、
前記光源部と配線により電気的に接続される電源部と、
前記電源部と前記接続部の少なくとも一部を覆う電源カバーと、
前記器具本体に取り付けられる透光性カバーとを備え、
前記器具本体は、取付面側に突出する収容部を有し、
前記電源部と前記接続部は、前記収容部の照射面側に取り付けられ、
前記光源部は、前記電源カバーの照射面側に配置され、
前記電源カバーは、前記収容部の照射面側に取り付けられる、照明器具。 A lighting fixture attached to the mounting surface,
An instrument body;
A light source unit;
A connection part connected to a wiring device arranged on the mounting surface side of the device body;
A power supply unit electrically connected to the light source unit by wiring;
A power supply cover covering at least part of the power supply unit and the connection unit;
A translucent cover attached to the instrument body,
The instrument body has a housing portion that protrudes toward the mounting surface side,
The power supply unit and the connection unit are attached to the irradiation surface side of the housing unit,
The light source unit is disposed on the irradiation surface side of the power supply cover,
The said power supply cover is a lighting fixture attached to the irradiation surface side of the said accommodating part.
前記光源部は、複数の発光素子を実装した基板を有し、
前記基板は、前記電源カバーに形成される光源配置部に配置され、
前記光源配置部は、前記基板の外形の少なくとも一部に合わせた形状に形成される、照明器具。 The lighting fixture according to claim 1,
The light source unit has a substrate on which a plurality of light emitting elements are mounted.
The substrate is arranged in a light source arrangement part formed in the power supply cover,
The said light source arrangement | positioning part is a lighting fixture formed in the shape match | combined with at least one part of the external shape of the said board | substrate.
前記配線は、前記電源カバーの取付面側において、配線保持部材により保持される、照明器具。 The lighting apparatus according to claim 1 or 2,
The said wiring is a lighting fixture hold | maintained by the wiring holding member in the attachment surface side of the said power supply cover.
前記光源部と前記透光性カバーとの間に前記光源部を覆う保護カバーを有する、照明器具。 It is a lighting fixture as described in any one of Claims 1-3,
The lighting fixture which has a protective cover which covers the said light source part between the said light source part and the said translucent cover.
前記保護カバーは、所定位置に貫通孔を有する、照明器具。 It is a lighting fixture of Claim 4, Comprising:
The said protective cover is a lighting fixture which has a through-hole in a predetermined position.
前記保護カバーは、所定の位置に刻印部を有する、照明器具。 The lighting apparatus according to claim 4 or 5, wherein
The said protective cover is a lighting fixture which has a marking part in a predetermined position.
前記器具本体に前記電源部と前記接続部を取り付けるための固定部材の固定位置は、前記電源部と前記接続部を通る基準線に対して一方側に偏在している、照明器具。 It is a lighting fixture of Claim 1 thru | or 6, Comprising:
The fixing position of the fixing member for attaching the power supply unit and the connection unit to the fixture main body is unevenly distributed on one side with respect to a reference line passing through the power supply unit and the connection unit.
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| CN201520807645.6U CN205065408U (en) | 2014-10-31 | 2015-10-19 | Lighting appliance |
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| JP2019192620A (en) * | 2018-04-27 | 2019-10-31 | コイズミ照明株式会社 | Lighting apparatus |
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| JP2020068147A (en) * | 2018-10-25 | 2020-04-30 | アイリスオーヤマ株式会社 | Lighting device |
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