JPH09330606A - Structure for luminaire with vibration damping function - Google Patents
Structure for luminaire with vibration damping functionInfo
- Publication number
- JPH09330606A JPH09330606A JP8171785A JP17178596A JPH09330606A JP H09330606 A JPH09330606 A JP H09330606A JP 8171785 A JP8171785 A JP 8171785A JP 17178596 A JP17178596 A JP 17178596A JP H09330606 A JPH09330606 A JP H09330606A
- Authority
- JP
- Japan
- Prior art keywords
- luminaire
- balancer
- vibration
- ceiling
- electric wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Vibration Prevention Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、天井からの吊下型
の照明器具に関し、更に詳しくは、この照明器具の地震
時の振動を減衰させることが可能な、制振機能付き照明
器具の構造に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ceiling-mounted luminaire, and more particularly, a structure of a luminaire with a vibration damping function capable of attenuating vibration of the luminaire during an earthquake. It is about.
【０００２】[0002]
【従来の技術】最近の建築物の高層化に伴い、地震、風
に対する防御手段として、建物自体を耐震構造とする従
来の方式に加えて、主として中層階の建物を対象とした
免震構造や、超高層・超々高層建築物を対象とした制振
構造の開発が進み、一部の建物に採用され始めている。2. Description of the Related Art With the recent increase in the height of buildings, in addition to the conventional method in which the building itself has an earthquake-resistant structure as a means of protection against earthquakes and winds, seismic isolation structures mainly for middle-rise buildings and , The development of a vibration control structure for super-high-rise and ultra-high-rise buildings is progressing, and it is being adopted in some buildings.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、建物内
部の照明器具のうち、特に、天井からの吊下型の照明器
具に関しては、何ら耐震対策がなされていないのが実情
であり、近年の大地震の際にも、これらの吊下型の照明
器具に関して、相当の被害が報告されている。本発明
は、かかる従来の問題点を解決し、簡潔な構成で、地震
時における吊下型の照明器具の振動を減衰させることが
可能な、制振機能付き照明器具の構造を提供することを
目的とするものである。However, among the luminaires inside the building, in particular, with respect to the luminaires of the type suspended from the ceiling, it is the fact that no earthquake-proof measures have been taken and the recent major earthquakes have occurred. At the same time, considerable damage was reported regarding these hanging type lighting fixtures. The present invention solves the above-mentioned conventional problems, and provides a structure of a lighting fixture with a vibration damping function, which has a simple structure and can damp the vibration of a hanging type lighting fixture at the time of an earthquake. It is intended.
【０００４】[0004]
【課題を解決するための手段】上記目的を達成するた
め、本発明においては、天井からの吊下型の照明器具に
おいて、前記天井から前記照明器具を吊下ている電線の
所定位置に、照明器具の固有周期に同調して質量設定さ
れたバランサーを設置し、地震時には、このバランサー
の振動による慣性力を制御力として利用して、照明器具
の振動を減衰させるようにした制振機能付き照明器具の
構造を特徴とするものである。In order to achieve the above object, in the present invention, in a hanging type lighting fixture from a ceiling, lighting is performed at a predetermined position of an electric wire that suspends the lighting fixture from the ceiling. A balancer whose mass is set in synchronization with the natural period of the fixture is installed, and in the event of an earthquake, the inertial force due to the vibration of this balancer is used as a control force to damp the vibration of the lighting fixture. It is characterized by the structure of the device.
【０００５】なお、前記バランサーは、前記電線に沿っ
て移動自在で、且つ、任意位置に係止可能である構成と
するのが望ましい。It is desirable that the balancer is movable along the electric wire and can be locked at an arbitrary position.
【０００６】[0006]
【発明の実施の形態】以下、本発明の好適な実施形態を
図面により説明する。図１乃至図３は本発明の一実施形
態を示すものであり、図１において、１は建物の天井を
示している。Preferred embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show an embodiment of the present invention, and in FIG. 1, reference numeral 1 denotes a ceiling of a building.
【０００７】天井１からは、吊下型の照明器具２が吊り
下げられており、天井１からカバー４を介して照明器具
２を吊下ている電線３の所定位置には、バランサー５が
取り付けられている。A hanging type lighting fixture 2 is suspended from the ceiling 1, and a balancer 5 is attached to a predetermined position of an electric wire 3 which suspends the lighting fixture 2 from the ceiling 1 via a cover 4. Has been.
【０００８】このバランサー５は、照明器具２の固有周
期に同調して質量設定されている。即ち、バランサー５
の重量Ｗ２は、取り付けられる照明器具２の重量Ｗ１に
応じて選定されている。また、カバー４の先端からバラ
ンサー５の重心位置までの寸法Ｌ１と、バランサー５の
重心位置から照明器具２の重心位置までの寸法Ｌ２も、
照明器具２に応じて最適寸法に設定されている。The balancer 5 is set in mass in synchronization with the natural period of the lighting fixture 2. That is, balancer 5
The weight W2 is selected according to the weight W1 of the attached lighting fixture 2. Further, the dimension L1 from the tip of the cover 4 to the center of gravity of the balancer 5 and the dimension L2 from the center of gravity of the balancer 5 to the center of gravity of the lighting fixture 2 are also:
Optimal dimensions are set according to the lighting fixture 2.
【０００９】また、バランサー５は、公知の適宜手段に
より、電線３に沿って移動自在で、且つ、任意位置に係
止可能となっている。Further, the balancer 5 is movable along the electric wire 3 and can be locked at an arbitrary position by a known appropriate means.
【００１０】また、バランサー５の形状や材質は、設計
条件に応じて適宜変更しうるものであり、特に限定され
ない。The shape and material of the balancer 5 can be appropriately changed according to design conditions, and are not particularly limited.
【００１１】上記構成からなる本実施形態においては、
地震時に照明器具２に地震力が作用した場合には、照明
器具２の固有周期に同調して質量設定されているバラン
サー５の作用により、照明器具２は、図２もしくは図３
に示すような振動特性を示す。即ち、地震時には、バラ
ンサー５の振動による慣性力を制御力として利用して、
照明器具２の振動を減衰させることが可能となる。In this embodiment having the above configuration,
When the seismic force acts on the luminaire 2 at the time of an earthquake, the luminaire 2 is moved by the action of the balancer 5 whose mass is set in synchronization with the natural period of the luminaire 2.
The vibration characteristics shown in are shown. That is, at the time of an earthquake, the inertial force due to the vibration of the balancer 5 is used as a control force,
It is possible to damp the vibration of the lighting fixture 2.
【００１２】また、バランサー５は、照明器具２の重量
Ｗ１に応じてあらかじめ複数種類の重量Ｗ２のものを用
意しておけばよく、さらにバランサー５は、電線３に沿
って移動自在で、且つ、任意位置に係止可能であるた
め、照明器具２を吊り下げる電線３の長さに応じて、最
も制振機能の高い位置にあらかじめ位置決めすることが
できる。The balancer 5 may have a plurality of types of weights W2 prepared in advance according to the weight W1 of the luminaire 2, and the balancer 5 is movable along the electric wire 3 and Since the lighting fixture 2 can be locked at any position, it can be preliminarily positioned at a position having the highest vibration damping function, depending on the length of the electric wire 3 for suspending the lighting fixture 2.
【００１３】なお、本発明は上記実施形態に限定される
ものではなく、本発明の要旨を逸脱しない範囲内で種々
の変形例が可能なことは言うまでもない。It is needless to say that the present invention is not limited to the above embodiment, and various modifications can be made without departing from the gist of the present invention.
【００１４】[0014]
【発明の効果】本発明は上述した如く構成されており、
請求項１記載の発明では次の効果を奏し得る。 (1) 天井から照明器具を吊下げている電線の所定位置
に、照明器具の固有周期に同調して質量設定されたバラ
ンサーを設置してあるため、地震時には、このバランサ
ーの振動による慣性力を制御力として利用して、照明器
具の振動を有効に減衰させることが可能となり、簡潔な
構成で有効な制振効果を得ることができる。請求項２記
載の発明では次の効果を奏し得る。 (2) バランサーは、電線に沿って移動自在で、且つ、任
意位置に係止可能であるため、照明器具を吊り下げる電
線の長さに応じて、最も制振機能の高い位置にあらかじ
め位置決めすることができる。The present invention is configured as described above,
The invention described in claim 1 can exert the following effects. (1) A balancer whose mass is set in synchronization with the natural period of the lighting fixture is installed at a predetermined position of the electric wire that suspends the lighting fixture from the ceiling. By using it as a control force, it is possible to effectively damp the vibration of the lighting fixture, and an effective vibration damping effect can be obtained with a simple configuration. The invention described in claim 2 can exert the following effects. (2) Since the balancer is movable along the electric wire and can be locked at any position, it should be pre-positioned at the position with the highest damping function according to the length of the electric wire that suspends the lighting fixture. be able to.
【図１】本発明の一実施形態に係る構成を示す説明図で
ある。FIG. 1 is an explanatory diagram showing a configuration according to an embodiment of the present invention.
【図２】本実施形態における地震時の制振作用の一例を
示す説明図である。FIG. 2 is an explanatory diagram showing an example of a vibration damping action during an earthquake in the present embodiment.
【図３】本実施形態における地震時の制振作用の他の例
を示す説明図である。FIG. 3 is an explanatory diagram showing another example of the vibration damping action during an earthquake in the present embodiment.
【符号の説明】 １ 建物の天井 ２ 照明器具 ３ 電線 ４ カバー ５ バランサー[Explanation of code] 1 Ceiling of building 2 Lighting equipment 3 Electric wire 4 Cover 5 Balancer
Claims (2)
記天井から前記照明器具を吊下げている電線の所定位置
に、照明器具の固有周期に同調して質量設定されたバラ
ンサーを設置し、地震時には、このバランサーの振動に
よる慣性力を制御力として利用して、照明器具の振動を
減衰させるようにしたことを特徴とする制振機能付き照
明器具の構造。1. A luminaire of a type suspended from a ceiling, wherein a balancer having a mass set in synchronization with a natural period of the luminaire is installed at a predetermined position of an electric wire suspending the luminaire from the ceiling. In the event of an earthquake, the structure of a luminaire with a vibration control function is characterized in that the inertial force due to the vibration of the balancer is used as a control force to damp the vibration of the luminaire.
自在で、且つ、任意位置に係止可能である請求項１記載
の制振機能付き照明器具の構造。2. The structure of a lighting fixture with a vibration damping function according to claim 1, wherein the balancer is movable along the electric wire and can be locked at an arbitrary position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8171785A JPH09330606A (en) | 1996-06-10 | 1996-06-10 | Structure for luminaire with vibration damping function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8171785A JPH09330606A (en) | 1996-06-10 | 1996-06-10 | Structure for luminaire with vibration damping function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09330606A true JPH09330606A (en) | 1997-12-22 |
Family
ID=15929649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8171785A Pending JPH09330606A (en) | 1996-06-10 | 1996-06-10 | Structure for luminaire with vibration damping function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09330606A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002062579A (en) * | 2000-08-21 | 2002-02-28 | Riosu Corp:Kk | Camera attaching unit for moving body |
| JP2011012720A (en) * | 2009-06-30 | 2011-01-20 | Shimizu Corp | Suspending vibration control structure |
-
1996
- 1996-06-10 JP JP8171785A patent/JPH09330606A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002062579A (en) * | 2000-08-21 | 2002-02-28 | Riosu Corp:Kk | Camera attaching unit for moving body |
| JP2011012720A (en) * | 2009-06-30 | 2011-01-20 | Shimizu Corp | Suspending vibration control structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |