JP3953719B2 - System ceiling - Google Patents

System ceiling Download PDF

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Publication number
JP3953719B2
JP3953719B2 JP2000241261A JP2000241261A JP3953719B2 JP 3953719 B2 JP3953719 B2 JP 3953719B2 JP 2000241261 A JP2000241261 A JP 2000241261A JP 2000241261 A JP2000241261 A JP 2000241261A JP 3953719 B2 JP3953719 B2 JP 3953719B2
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Japan
Prior art keywords
ceiling
plate
mounting
bars
slope
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JP2000241261A
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JP2002054264A (en
Inventor
賢 舟橋
雅弘 井上
公二 重岡
信博 間野
朗 須谷
不二雄 渋谷
孝一 石川
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Panasonic Electric Works Co Ltd
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Matsushita Electric Works Ltd
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Description

【0001】
【発明の属する技術分野】
この発明は、照明器具、空調リターン、空調吹き出し口などの天井設備を設置できるシステム天井に関するものである。
【0002】
【従来の技術】
従来例(例えば特開平9-235815号) は、システム天井において、縦片の下端部に天井板を支持する第1の横片とその反対側に第1の横片よりも上側に位置するように突設した第2の横片を有する一対のバーを平行に配設し、第2の横片間に照明器具等の設備部材を設けている。
【0003】
【発明が解決しようとする課題】
しかし、照明器具を設置する場合、第2の横片が短いので、照明器具の反射板として利用しても十分に反射機能を発揮できず、また第2の横片を設けるためバー構造が複雑になる。
【0004】
したがって、この発明の目的は、簡単な構造で照明器具用の反射板として機能できるバーを有するシステム天井を提供することである。
【0005】
【課題を解決するための手段】
請求項1記載のシステム天井は、間隔を置いて並ぶ一対の天井板と、この一対の天井板の各対向端部を支持する相平行な一対のバーを備えたシステム天井において、
前記一対のバーはそれぞれ、前記天井板の前記端部の下面を支持する天井板当接部を有し、この天井板当接部より斜め上方に延出した反射面となる斜面板を有し、天井設備を載せる載せ掛け部を前記斜面板の上端部より前記天井板側に平行に延出し、前記バーを吊り具に取付ける取付部を、前記載せ掛け部の前記天井板側の端部に垂直に立設し、前記取付部の上端部に前記吊り具を取付けるための取付用平板を有し、前記取付用平板の自由端に垂下部を有し、
さらに前記天井当接部、前記斜面板および前記載せ掛け部に連続して当接する連結金具の一側が嵌合する折返し部を前記天井当接部の先端に形成し、前記連結金具の他側が係止する突条部を前記取付部と前記載せ掛け部との折曲部に垂下したものである。
【0006】
請求項1記載のシステム天井によれば、斜面板を照明器具反射面として利用することにより十分な反射機能を得ることができ、従来の横片を短縮することができ、構造を簡単にすることができる。
斜面板の上端部より照明器具を載せる載せ掛け部を天井板に向けて延ばすことにより、斜面板の全体を反射面とすることができる。
バーを吊り具に取付ける取付部を垂直に立設することにより載せ掛け部に設置する設備部材の横方向の移動を防止することができる。
取付部の上端部に吊り具を取付けるための取付用平板を有するため、取付用平板に天井下地のCチャンネルを密着させることにより、バーの取付時の傾き防止が容易に行なえる。
取付用平板の自由端に垂下部を有するため、垂下部によりバーの吊り具の移動防止が容易に行なえる。
【0019】
請求項記載のシステム天井は、請求項1において、ランプの少なくとも一部が前記斜面板の上端より下に位置するように前記バーに照明器具を設置したものである。
【0020】
請求項記載のシステム天井によれば、請求項1と同様な効果のほか、ランプが斜面板に位置することにより、照明の配光制御を斜面板で行なうことができる。
【0021】
請求項記載のシステム天井は、請求項において、前記ランプの下部で前記斜面板間に配光制御部材を配設したものである。
【0022】
請求項記載のシステム天井によれば、請求項と同様な効果のほか、例えば配光制御用ルーバをバーに取付けることにより照明の質の変化が可能になる。
【0023】
【発明の実施の形態】
この発明の第1の実施の形態を図1から図4により説明する。すなわち、このシステム天井は、バー1、2と、天井板3と、吊り具4と、天井下地材のCチャンネル5と、照明器具6を有する。
【0024】
このシステム天井は、間隔13を置いて並ぶ一対の天井板3と、この一対の天井板3の各対向端部を支持する相平行な一対のバー1、2を備えたものである。
【0025】
一対のバー1、2はそれぞれ、天井板3の端部の下面を支持する天井板当接部7を有し、この天井板当接部7より図のように斜め上方に延出した斜面板8を有する。さらに天井設備たとえば照明器具6を載せる載せ掛け部9を斜面板8の上端部より天井板3側に平行に延出し、バー1、2を取付ける取付部10を載せ掛け部9の天井板3側の端部に垂直に立設し、取付部10の上端部に取付用平板11を有し、取付用平板11の自由端に垂下部12を有する。実施の形態において、強度を確保する等のため天井当接部7の先端に折返し部を設け、載せ掛け部9と取付部10との折曲部を下方に垂下した突条部14を設けている。
【0026】
天井板3は通常の天井材を使用している。
【0027】
吊り具4は、平板を略逆U字形に折曲し、両片15、16をそれぞれ平面逆U字形をなすように中央に切欠17を形成し、両片15、16の端部またはその一方に引掛部18を形成している。一片16が取付部10に当接し他片15が垂下部12に当接するように跨ぎ、引掛部18を取付部10と載せ掛け部9との間の外側下方に突出した突条部14に引掛け、他の引掛部18を垂下部12の下端に引っ掛けてバー1、2を吊る。
【0028】
Cチャンネル5はバー1、2に交差する断面C形のチャンネルの天井下地材であり、バー1、2の取付用平板11に載せ、バー1、2毎に設けた吊り具4の切欠17を通して吊り具4をCチャンネル5に跨ぎ、これによりCチャンネル5で吊り具4を介してバー1、2を吊持する。
【0029】
照明器具6は、下面に反射板19を設けた器具本体20と、器具本体20の下面に設けたランプソケット21と、このランプソケット21に装着された例えば直管形のランプ22とを有する。この場合、ランプ22の少なくとも一部が斜面板8の上端より下に位置するようにバー1、2に照明器具6を設置する。設置は、反射板19の両側を器具本体20より外方に延出し、その側縁部を載せ掛け部9に係載する。器具本体20の高さを取付用平板11よりも低くすることによりCチャンネル5に当たらないので、バー1、2の長手方向の任意の位置に取付けることができる。
【0030】
23は連結金具であり、各バー1、2を長手方向に複数接続する場合に使用する。この連結金具23は、図3に示すように、斜面板8の外面に当接する中間部23aと、載せ掛け部9の下面に当接する一側片23bと、天井当接部7の上面に当接し、折返し部7aとの間に先端が挿入される他側片23cとからなる略コ字形をなしている。
【0031】
24は天井板3の側縁部に形成した溝3aに下端縁部が嵌合するHバーであり、バー1、2に直交する方向に延びている。
【0032】
25は設備プレートであり、図4に示すように上端側部より張り出した張出部25aが載せ掛け部10に載せられ、下部は斜面板8間に挿入されている。
【0033】
第1の実施の形態によれば、斜面板8を照明器具の反射面として利用することにより十分な反射機能を得ることができ、従来の横片を短縮することができ、構造を簡単にできる。
【0034】
バー1、2が天井設備を載せる載せ掛け部9を斜面板8の上端部より天井板3に向けて延出したため、斜面板8の全体を反射面とすることができる。
【0035】
バー1、2を取付ける取付部10を、載せ掛け部9の天井板3側の端部に垂直に立設したため、取付部10を垂直に立設することにより設備部材の横方向の移動を防止することができる。
【0036】
取付部10の上端部に取付用平板11を有するため、取付用平板11を天井下地のCチャンネル5と密着させることにより、バー1、2の取付時の傾き防止が容易に行なえる。
【0037】
取付用平板11の自由端に垂下部12を有するため、垂下部12によりバー1、2の吊りの移動防止が容易に行なえる。
【0038】
ランプ22の少なくとも一部が斜面板8の上端より下に位置するようにバー1、2に照明器具を設置したため、ランプ22が斜面板8に位置することにより、照明の配光制御を斜面板8で行なうことができる。
【0039】
照明器具はCチャンネル5の下側に位置しているので、バー1、2の長手方向の任意の位置に移動することができる。
【0040】
この発明の第2の実施の形態を図5に示す。第1の実施の形態において、設備プレート25が斜面板8間に進入しない平板状に形成された例である。
【0041】
この発明の第3の実施の形態を図6および図7に示す。第1の実施の形態において、ランプ22の下部で斜面板8の前側に配光制御部材26を配設したものである。配光制御部材26はバー1、2の長手方向に列設されたルーバを例としたものである。このルーバはバー1、2または照明器具6に取付けることができる。
【0042】
ランプ22の下部で斜面板8の前側に配光制御部材26を配設可能な構成を有するため、配光制御用ルーバをバー1、2等に取付けることにより照明の質の変化が可能になる。
【0043】
この発明の第4の実施の形態を図8に示す。第3の実施の形態において、設備プレート25を第2の実施の形態(図5)のように平板形にしている。この場合、ルーバ片が図(b)のように設備プレート25の下側にも連続して配設することができ、外観を良好にできる。
【0044】
この発明の第5の実施の形態を図9から図11に示す。すなわち、第1の実施の形態において、器具本体20と各バー1、2との間に空調設備27を配設している。図9は空調リターン部27aであり、器具本体20の反射板19の両側を上向きに折曲して載せ掛け部9との間に水平方向に開く隙間28を形成する構成にしている。空気の流れが矢印のようになる。載せ掛け部9に平行な方向に隙間28が形成されるので、天井裏が見えず、また下からみてもランプ22で隙間28がみえない。さらにバー1、2の上方の取付部10によってランプ光を遮光し、天井板3の隙間28からの光漏れを防止することができる。
【0045】
図10および図11は空調リターン部27aと同じバーの長手方向に離れた位置または異なるバーの離れたバーに設けた吹き出しボックス27bであり、吹き出しボック27bを介してバー1、2と器具本体6とを連結している。また器具本体6より斜面板8と隙間30をおいて平行に傾斜した反射板19aを設け、斜面板8と反射板19aの間を空調吹き出し口として利用し、バー1、2の斜面板8と反射板19aの下部に形成した略水平部で吹き出し方向を制御し、反射板19aと斜面板8との間に矢印のように空気の流れを形成して、吹き出し口の気流の制御を兼ね水平吹き出しを可能にしている。29は吹き出しボックス27bとバー2とを連結する連結部材であり、吹き出しボックス27bのディフューザ取付部をバー2に密着し、取付ねじ32によりバー2に取付けている。
【0046】
図12および図13は、バー1、2の別の実施の形態の種々の形状を示すものである。図12(a)は一対のバー1、2の取付用平板11を連結部31で相互に連結して一体とし、器具本体20を内部に納めたものである。
【0047】
図12(b)は斜面板8の上端部に載せ掛け部9を介さずに垂直に取付部10を設け、取付部10の上端に取付用平板11を外向きに延出し、取付用平板11に垂下部12を形成し、器具本体20を取付部10に取付けている。
【0048】
図12(c)はバー1、2を取付ける取付部10を、天井当接部7の斜面板8側の端部に立設している。10aは取付部10の上端部に形成した頭部であり、吊り具4の下端が頭部10aの首側に係止して取付部10を吊持する。ハンガである吊り具4が頭部10aに係止するとき、載せ掛け部9の先端が吊り具4の側面の当たりになるのでバー1、2の傾きを防止できる。なお、取付部10の高さの異なるものとして図13(b)のように取付部10の高さを斜面板8の高さと同じかまたはそれ以下となるようにしている。
【0049】
図13(a)はバー1、2を取付ける取付部10を、載せ掛け部9の天井板3側の端部より垂直に垂下し、取付部10の下端で吊り具4の下端を係止する。
【0050】
図13(c)は取付用平板11を取付部10の上端より外向きに曲げた例を示している。
【0051】
図13(d)はその取付用平板11に垂下部12を形成している。
【0052】
なお、バー1、2はアルミニウム等による押し出し成形が可能である。また斜面部8はわん曲傾斜したものでもよい。さらに取付部10を設ける範囲Hは斜面板8の垂直投影面内にあることが好ましい。
【0053】
【発明の効果】
請求項1記載のシステム天井によれば、斜面板を照明器具反射面として利用することにより十分な反射機能を得ることができ、従来の横片を短縮することができ、構造を簡単にすることができる。
斜面板の上端部より照明器具を載せる載せ掛け部を天井板に向けて延ばすことにより、斜面板の全体を反射面とすることができる。
バーを吊り具に取付ける取付部を垂直に立設することにより載せ掛け部に設置する設備部材の横方向の移動を防止することができる。
取付部の上端部に吊り具を取付けるための取付用平板を有するため、取付用平板に天井下地のCチャンネルを密着させることにより、バーの取付時の傾き防止が容易に行なえる。
取付用平板の自由端に垂下部を有するため、垂下部によりバーの吊り具の移動防止が容易に行なえる。
【0060】
請求項記載のシステム天井によれば、請求項1と同様な効果のほか、ランプが斜面板に位置することにより、照明の配光制御を斜面板で行なうことができる。
【0061】
請求項記載のシステム天井によれば、請求項と同様な効果のほか、例えば配光制御用ルーバをバーに取付けることにより照明の質の変化が可能になる。
【図面の簡単な説明】
【図1】この発明の第1の実施の形態の断面図である。
【図2】その要部斜視図である。
【図3】バーの連結金具を示し、(a)は断面図、(b)は斜視図である。
【図4】(a)は設備プレートを示す断面図、(b)は斜視図である。
【図5】第2の実施の形態を示し、(a)は設備プレートを示す断面図、(b)は斜視図である。
【図6】第3の実施の形態の断面図である。
【図7】(a)は断面図、(b)は斜視図である。
【図8】第4の実施の形態を示し、(a)は断面図、(b)は斜視図である。
【図9】第5の実施の形態の空調リターンを示す断面図である。
【図10】空調吹き出しボックスを示す断面図である。
【図11】空調吹き出しボックスを示す断面図である。
【図12】その他の実施の形態の断面図である。
【図13】その他の実施の形態のバーを示す断面図である。
【符号の説明】
1 バー
2 バー
3 天井板
4 吊り具
5 Cチャンネル
6 照明器具
7 天井当接部
8 斜面板
9 載せ掛け部
10 取付部
11 取付用平板
12 垂下部
13 間隔
20 器具本体
22 ランプ
26 配光制御部材
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a system ceiling capable of installing ceiling equipment such as a lighting fixture, an air conditioning return, and an air conditioning outlet.
[0002]
[Prior art]
In the conventional example (for example, Japanese Patent Application Laid-Open No. 9-235815), in the system ceiling, the first horizontal piece that supports the ceiling plate at the lower end of the vertical piece and the opposite side are positioned above the first horizontal piece. A pair of bars having a second horizontal piece projecting from each other are arranged in parallel, and an equipment member such as a lighting fixture is provided between the second horizontal pieces.
[0003]
[Problems to be solved by the invention]
However, when the lighting fixture is installed, the second horizontal piece is short, so even if it is used as a reflector of the lighting fixture, the reflecting function cannot be sufficiently exhibited, and the bar structure is complicated because the second horizontal piece is provided. become.
[0004]
Therefore, an object of the present invention is to provide a system ceiling having a bar that can function as a reflector for a lighting fixture with a simple structure.
[0005]
[Means for Solving the Problems]
The system ceiling according to claim 1, wherein the system ceiling includes a pair of ceiling plates arranged at intervals, and a pair of parallel bars that support respective opposing ends of the pair of ceiling plates.
Each said pair of bars has a ceiling plate contact portion for supporting the lower surface of said end portion of said ceiling plate, have a slant plate with a reflecting surface extending obliquely upward from the ceiling plate contact portion The mounting portion for mounting the ceiling equipment extends in parallel to the ceiling plate side from the upper end portion of the slope plate, and the mounting portion for attaching the bar to the suspension is provided at the end portion of the mounting portion on the ceiling plate side. Standing vertically, having a mounting flat plate for mounting the hanger to the upper end of the mounting portion, having a hanging portion at the free end of the mounting flat plate,
Further, a folded portion is formed at the tip of the ceiling abutting portion where one side of the connecting metal fitting continuously contacting the ceiling abutting part, the slope plate and the mounting part is formed, and the other side of the connecting metal is engaged. The protruding ridge portion is suspended from the bent portion of the mounting portion and the mounting portion .
[0006]
According to the system ceiling of the first aspect, a sufficient reflecting function can be obtained by using the slope plate as a reflecting surface of the lighting fixture, the conventional horizontal piece can be shortened, and the structure can be simplified. Can do.
The entire slope plate can be used as a reflective surface by extending a mounting portion on which the lighting fixture is placed from the upper end of the slope plate toward the ceiling plate.
The vertical movement of the attachment portion for attaching the bar to the hanger can prevent the movement of the equipment member installed on the hanging portion in the lateral direction.
Since there is a mounting flat plate for mounting the hanger on the upper end of the mounting portion, the tilting when the bar is mounted can be easily prevented by bringing the C channel of the ceiling base into close contact with the mounting flat plate.
Since the hanging plate has a hanging portion at the free end of the mounting plate, the hanging portion can easily prevent the bar suspension from moving.
[0019]
A system ceiling according to a second aspect is the system ceiling according to the first aspect , wherein a lighting fixture is installed on the bar so that at least a part of the lamp is located below the upper end of the slope plate.
[0020]
According to the system ceiling of the second aspect , in addition to the same effect as that of the first aspect , since the lamp is located on the slope plate, the light distribution control of illumination can be performed by the slope plate.
[0021]
A system ceiling according to a third aspect of the present invention is the system ceiling according to the second aspect , wherein a light distribution control member is disposed between the slope plates below the lamp.
[0022]
According to the system ceiling of the third aspect , in addition to the same effect as the second aspect , the illumination quality can be changed by attaching a light distribution control louver to the bar, for example.
[0023]
DETAILED DESCRIPTION OF THE INVENTION
A first embodiment of the present invention will be described with reference to FIGS. That is, the system ceiling includes bars 1 and 2, a ceiling plate 3, a hanger 4, a C channel 5 of a ceiling base material, and a lighting fixture 6.
[0024]
This system ceiling is provided with a pair of ceiling plates 3 arranged at intervals of 13 and a pair of parallel bars 1 and 2 that support the opposing end portions of the pair of ceiling plates 3.
[0025]
Each of the pair of bars 1 and 2 has a ceiling plate contact portion 7 that supports the lower surface of the end portion of the ceiling plate 3, and the slope plate that extends obliquely upward as shown in the figure from the ceiling plate contact portion 7. 8 has. Further, a mounting portion 9 on which ceiling equipment such as a lighting fixture 6 is mounted is extended in parallel to the ceiling plate 3 side from the upper end portion of the slope plate 8, and an attachment portion 10 for mounting the bars 1 and 2 is mounted on the ceiling plate 3 side of the mounting portion 9. The mounting plate 10 has a mounting flat plate 11 at the upper end thereof, and the mounting flat plate 11 has a hanging portion 12 at the free end. In the embodiment, a folding portion is provided at the tip of the ceiling contact portion 7 to ensure strength, and a ridge portion 14 is provided by hanging the bent portion of the mounting portion 9 and the mounting portion 10 downward. Yes.
[0026]
The ceiling board 3 uses a normal ceiling material.
[0027]
The hanger 4 is formed by bending a flat plate into a substantially inverted U shape, forming a notch 17 at the center so that both pieces 15 and 16 have a planar inverted U shape, and either or both ends of the pieces 15 and 16. The hooking portion 18 is formed. The one piece 16 straddles so that the other piece 15 abuts on the hanging portion 12 and the other piece 15 strides over the hanging portion 12, and the hooking portion 18 is pulled to the protrusion 14 projecting outwardly between the attaching portion 10 and the mounting portion 9. The other hooking part 18 is hooked on the lower end of the hanging part 12 and the bars 1 and 2 are hung.
[0028]
The C channel 5 is a ceiling base material of a C-shaped channel that intersects the bars 1 and 2, and is placed on the mounting plate 11 of the bars 1 and 2, and passes through the notches 17 of the suspension 4 provided for the bars 1 and 2. The hanger 4 is straddled over the C channel 5, whereby the bars 1 and 2 are hung on the C channel 5 via the hanger 4.
[0029]
The lighting fixture 6 includes a fixture main body 20 having a reflecting plate 19 on the lower surface, a lamp socket 21 provided on the lower surface of the fixture main body 20, and a straight tube lamp 22 mounted on the lamp socket 21. In this case, the luminaire 6 is installed on the bars 1 and 2 so that at least a part of the lamp 22 is located below the upper end of the slope plate 8. In the installation, both sides of the reflection plate 19 are extended outward from the instrument main body 20, and the side edges thereof are mounted on the mounting portion 9. By making the height of the instrument body 20 lower than that of the mounting flat plate 11, it does not hit the C channel 5, so that it can be mounted at any position in the longitudinal direction of the bars 1 and 2.
[0030]
Reference numeral 23 denotes a connection fitting, which is used when a plurality of bars 1 and 2 are connected in the longitudinal direction. As shown in FIG. 3, the connecting metal fitting 23 contacts the intermediate portion 23 a that contacts the outer surface of the slope plate 8, the one side piece 23 b that contacts the lower surface of the mounting portion 9, and the upper surface of the ceiling contact portion 7. It is in a substantially U-shape with the other side piece 23c in contact with the folded portion 7a.
[0031]
Reference numeral 24 denotes an H bar whose lower end edge is fitted into a groove 3 a formed on the side edge of the ceiling plate 3, and extends in a direction perpendicular to the bars 1 and 2.
[0032]
Reference numeral 25 denotes an equipment plate. As shown in FIG. 4, a protruding portion 25 a protruding from the upper end side portion is placed on the placing portion 10, and the lower portion is inserted between the slope plates 8.
[0033]
According to the first embodiment, a sufficient reflecting function can be obtained by using the inclined plate 8 as a reflecting surface of a lighting fixture, a conventional horizontal piece can be shortened , and the structure can be simplified. .
[0034]
Since the mounting portions 9 on which the bars 1 and 2 place the ceiling equipment extend from the upper end portion of the slope plate 8 toward the ceiling plate 3, the entire slope plate 8 can be used as a reflection surface.
[0035]
Since the mounting portion 10 for mounting the bars 1 and 2 is erected vertically on the end portion of the hanging portion 9 on the ceiling plate 3 side, the vertical movement of the mounting portion 10 prevents the equipment members from moving in the lateral direction. can do.
[0036]
Since the mounting flat plate 11 is provided at the upper end portion of the mounting portion 10, the mounting flat plate 11 is brought into close contact with the C channel 5 of the ceiling base, so that tilting when the bars 1 and 2 are mounted can be easily prevented.
[0037]
Because having a depending portion 12 to the free end of the mounting flat 11, hanger movement prevention can be easily performed in the bars 1, 2 by the hanging portion 12.
[0038]
Since the lighting fixtures are installed on the bars 1 and 2 so that at least a part of the lamp 22 is located below the upper end of the slope plate 8, the lamp 22 is located on the slope plate 8, thereby controlling the light distribution control of the illumination. 8 can be performed.
[0039]
Since the luminaire is located below the C channel 5, it can be moved to an arbitrary position in the longitudinal direction of the bars 1 and 2.
[0040]
A second embodiment of the present invention is shown in FIG. In the first embodiment, the equipment plate 25 is an example of a flat plate that does not enter between the slope plates 8.
[0041]
A third embodiment of the present invention is shown in FIGS. In the first embodiment, a light distribution control member 26 is disposed on the front side of the slope plate 8 below the lamp 22. The light distribution control member 26 is an example of louvers arranged in the longitudinal direction of the bars 1 and 2. This louver can be attached to bars 1, 2 or luminaire 6.
[0042]
Since the light distribution control member 26 can be disposed on the front side of the slope plate 8 below the lamp 22, the light quality can be changed by attaching the light distribution control louvers to the bars 1, 2 and the like. .
[0043]
A fourth embodiment of the present invention is shown in FIG. In the third embodiment, the equipment plate 25 has a flat plate shape as in the second embodiment (FIG. 5). In this case, the louver piece can be continuously arranged below the equipment plate 25 as shown in FIG.
[0044]
A fifth embodiment of the present invention is shown in FIGS. That is, in the first embodiment, the air conditioning equipment 27 is disposed between the instrument body 20 and the bars 1 and 2. FIG. 9 shows an air conditioning return portion 27 a, which has a configuration in which both sides of the reflection plate 19 of the instrument body 20 are bent upward to form a gap 28 that opens horizontally between the mounting portion 9. The air flow is as shown by the arrows. Since the gap 28 is formed in a direction parallel to the mounting portion 9, the back of the ceiling cannot be seen, and the gap 28 cannot be seen by the lamp 22 even when viewed from below. Furthermore, the lamp light can be shielded by the mounting portion 10 above the bars 1 and 2, and light leakage from the gap 28 of the ceiling plate 3 can be prevented.
[0045]
FIGS. 10 and 11 show a blowing box 27b provided in the same bar as the air-conditioning return portion 27a in the longitudinal direction or in a different bar, and the bars 1 and 2 and the instrument body 6 are connected via the blowing box 27b. Are linked. Further, a reflector 19a inclined in parallel with the slope plate 8 and the gap 30 is provided from the instrument body 6, and the space between the slope plate 8 and the reflector 19a is used as an air-conditioning outlet, The blowing direction is controlled by a substantially horizontal portion formed in the lower part of the reflecting plate 19a, and an air flow is formed between the reflecting plate 19a and the inclined plate 8 as indicated by an arrow. Enables speech ballooning. Reference numeral 29 denotes a connecting member for connecting the blowing box 27b and the bar 2, and a diffuser mounting portion of the blowing box 27b is brought into close contact with the bar 2 and is attached to the bar 2 with a mounting screw 32 .
[0046]
12 and 13 show various shapes of another embodiment of the bars 1 and 2. FIG. 12A is a view in which the mounting plates 11 of the pair of bars 1 and 2 are connected together by a connecting portion 31 so as to be integrated, and the instrument body 20 is housed inside.
[0047]
In FIG. 12B, a mounting portion 10 is provided vertically on the upper end portion of the inclined plate 8 without the mounting portion 9, and a mounting flat plate 11 is extended outwardly from the upper end of the mounting portion 10, so that the mounting flat plate 11. A hanging part 12 is formed on the mounting part 10 and the instrument body 20 is attached to the mounting part 10.
[0048]
In FIG. 12C, the mounting portion 10 for attaching the bars 1 and 2 is erected on the end of the ceiling contact portion 7 on the slope plate 8 side. Reference numeral 10a denotes a head formed on the upper end portion of the attachment portion 10, and the lower end of the lifting tool 4 is engaged with the neck side of the head portion 10a to suspend the attachment portion 10. When the hanger 4 as a hanger is locked to the head 10a, the tip of the hanging portion 9 comes into contact with the side surface of the hanger 4, so that the bars 1 and 2 can be prevented from tilting. As shown in FIG. 13B, the height of the mounting portion 10 is set to be the same as or lower than the height of the inclined plate 8 as the height of the mounting portion 10 is different.
[0049]
13A, the mounting portion 10 for attaching the bars 1 and 2 is suspended vertically from the end portion of the mounting portion 9 on the ceiling plate 3 side, and the lower end of the hanging portion 4 is locked at the lower end of the mounting portion 10. .
[0050]
FIG. 13C shows an example in which the mounting flat plate 11 is bent outward from the upper end of the mounting portion 10.
[0051]
In FIG. 13D, a hanging portion 12 is formed on the mounting plate 11.
[0052]
The bars 1 and 2 can be extruded using aluminum or the like. The slope 8 may be curved and inclined. Furthermore, it is preferable that the range H in which the mounting portion 10 is provided is in the vertical projection plane of the inclined plate 8.
[0053]
【The invention's effect】
According to the system ceiling of the first aspect, a sufficient reflecting function can be obtained by using the slope plate as a reflecting surface of the lighting fixture, the conventional horizontal piece can be shortened, and the structure can be simplified. Can do.
The entire slope plate can be used as a reflective surface by extending a mounting portion on which the lighting fixture is placed from the upper end of the slope plate toward the ceiling plate.
The vertical movement of the attachment portion for attaching the bar to the hanger can prevent the movement of the equipment member installed on the hanging portion in the lateral direction.
Since there is a mounting flat plate for mounting the hanger on the upper end of the mounting portion, the tilting when the bar is mounted can be easily prevented by bringing the C channel of the ceiling base into close contact with the mounting flat plate.
Since the hanging plate has a hanging portion at the free end of the mounting plate, the hanging portion can easily prevent the bar suspension from moving.
[0060]
According to the system ceiling of the second aspect , in addition to the same effect as that of the first aspect , since the lamp is located on the slope plate, the light distribution control of illumination can be performed by the slope plate.
[0061]
According to the system ceiling of the third aspect , in addition to the same effect as the second aspect , the illumination quality can be changed by attaching a light distribution control louver to the bar, for example.
[Brief description of the drawings]
FIG. 1 is a cross-sectional view of a first embodiment of the present invention.
FIG. 2 is a perspective view of an essential part thereof.
FIGS. 3A and 3B are cross-sectional views and FIG.
4A is a cross-sectional view showing an equipment plate, and FIG. 4B is a perspective view.
5A and 5B show a second embodiment, in which FIG. 5A is a sectional view showing an equipment plate, and FIG. 5B is a perspective view.
FIG. 6 is a cross-sectional view of a third embodiment.
7A is a cross-sectional view, and FIG. 7B is a perspective view.
8A and 8B show a fourth embodiment, where FIG. 8A is a cross-sectional view, and FIG. 8B is a perspective view.
FIG. 9 is a cross-sectional view showing an air conditioning return according to a fifth embodiment.
FIG. 10 is a cross-sectional view showing an air conditioning blowing box.
FIG. 11 is a cross-sectional view showing an air conditioning blowing box.
FIG. 12 is a cross-sectional view of another embodiment.
FIG. 13 is a cross-sectional view showing a bar according to another embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Bar 2 Bar 3 Ceiling board 4 Suspension tool 5 C channel 6 Lighting fixture 7 Ceiling contact part 8 Slope board 9 Mounting part 10 Mounting part 11 Mounting plate 12 Hanging part 13 Space | interval 20 Instrument main body 22 Lamp 26 Light distribution control member

Claims (3)

間隔を置いて並ぶ一対の天井板と、この一対の天井板の各対向端部を支持する相平行な一対のバーを備えたシステム天井において、
前記一対のバーはそれぞれ、前記天井板の前記端部の下面を支持する天井板当接部を有し、この天井板当接部より斜め上方に延出した反射面となる斜面板を有し、天井設備を載せる載せ掛け部を前記斜面板の上端部より前記天井板側に平行に延出し、前記バーを吊り具に取付ける取付部を、前記載せ掛け部の前記天井板側の端部に垂直に立設し、前記取付部の上端部に前記吊り具を取付けるための取付用平板を有し、前記取付用平板の自由端に垂下部を有し、
さらに前記天井当接部、前記斜面板および前記載せ掛け部に連続して当接する連結金具の一側が嵌合する折返し部を前記天井当接部の先端に形成し、前記連結金具の他側が係止する突条部を前記取付部と前記載せ掛け部との折曲部に垂下したシステム天井。
In the system ceiling comprising a pair of ceiling plates arranged at intervals and a pair of parallel bars that support the opposing ends of the pair of ceiling plates,
Each said pair of bars has a ceiling plate contact portion for supporting the lower surface of said end portion of said ceiling plate, have a slant plate with a reflecting surface extending obliquely upward from the ceiling plate contact portion The mounting portion for mounting the ceiling equipment extends in parallel to the ceiling plate side from the upper end portion of the slope plate, and the mounting portion for attaching the bar to the suspension is provided at the end portion of the mounting portion on the ceiling plate side. Standing vertically, having a mounting flat plate for mounting the hanger to the upper end of the mounting portion, having a hanging portion at the free end of the mounting flat plate,
Further, a folded portion is formed at the tip of the ceiling abutting portion where one side of the connecting metal fitting continuously contacting the ceiling abutting part, the slope plate and the mounting part is formed, and the other side of the connecting metal is engaged. A system ceiling in which a protruding ridge portion is suspended from a bent portion of the mounting portion and the mounting portion .
ランプの少なくとも一部が前記斜面板の上端より下に位置するように前記バーに照明器具を設置した請求項1記載のシステム天井。The system ceiling according to claim 1, wherein a lighting fixture is installed on the bar so that at least a part of the lamp is located below the upper end of the slope plate . 前記ランプの下部で前記斜面板間に配光制御部材を配設した請求項記載のシステム天井。Claim 2 system ceiling, wherein is disposed a light distribution control member in the slope plates at the bottom of the lamp.
JP2000241261A 2000-08-09 2000-08-09 System ceiling Expired - Fee Related JP3953719B2 (en)

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Applications Claiming Priority (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010118187A (en) * 2008-11-11 2010-05-27 Panasonic Electric Works Co Ltd Lighting fixture

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5308125B2 (en) * 2008-11-11 2013-10-09 パナソニック株式会社 lighting equipment
MY162266A (en) * 2012-09-12 2017-05-31 Chee Keat Wong Light bar assembly and its mounting arrangement
JP2019070459A (en) * 2017-10-06 2019-05-09 パナソニックIpマネジメント株式会社 Return service, system ceiling, and lighting system
JP7378334B2 (en) * 2020-03-27 2023-11-13 三菱電機株式会社 lighting equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010118187A (en) * 2008-11-11 2010-05-27 Panasonic Electric Works Co Ltd Lighting fixture

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