JPH0610318A - Vibration-isolating mechanism for sign lamp - Google Patents
Vibration-isolating mechanism for sign lampInfo
- Publication number
- JPH0610318A JPH0610318A JP4166566A JP16656692A JPH0610318A JP H0610318 A JPH0610318 A JP H0610318A JP 4166566 A JP4166566 A JP 4166566A JP 16656692 A JP16656692 A JP 16656692A JP H0610318 A JPH0610318 A JP H0610318A
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- lamp
- impact
- signal light
- proof mechanism
- 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.)
- Withdrawn
Links
Landscapes
- Road Signs Or Road Markings (AREA)
- Vibration Prevention Devices (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】この発明は、信号灯本体に衝撃が
加わった場合に、支柱の可撓弾性部がその衝撃を吸収す
ることにより信号灯本体に対する衝撃を緩和して、その
衝撃に起因する信号灯本体の破損とか断線事故などをな
くするようにした信号灯の耐振機構に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a signal lamp caused by a shock, which is absorbed by a flexible elastic portion of a support when the signal lamp body is shocked. The present invention relates to a vibration-proof mechanism for a signal lamp that eliminates damage to the body and accidents such as disconnection.
【０００２】[0002]
【従来の技術】図１０は従来におけるこの種の信号灯の
耐振機構を一部切欠したものの正面図であるが、信号灯
本体Ｂの直下に耐振ゴムＣが装着されており、この耐振
ゴムＣの下部を支柱Ａで支持している構成を有してい
る。2. Description of the Related Art FIG. 10 is a front view of a conventional anti-vibration mechanism for a signal lamp of this kind, which is partially cut away. An anti-vibration rubber C is mounted immediately below a signal lamp body B, and a lower portion of the anti-vibration rubber C is attached. Is supported by a pillar A.
【０００３】[0003]
【発明が解決しようとする課題】このような構成を有す
る従来の信号灯の耐振機構は、若し信号灯本体Ｂに矢印
方向に衝撃が加わった場合に、その衝撃の力点の位置は
ロ点であり、耐振ゴムＣの装着位置を支点イとすると、
支点イと力点ロとの間の距離ｌが短いので、支点イに対
する力点ロにおける回転モーメントが小さく、慣性は小
さくなり、従って信号灯本体Ｂの前後左右の揺れは小さ
いが信号灯本体Ｂに加わる衝撃は大きい。信号灯本体Ｂ
に加わる衝撃が大きいと、その信号灯本体Ｂの灯管が破
損したり、また断線事故を起こしたりする虞がある。In the conventional vibration-proof mechanism for a signal light having such a structure, when a shock is applied to the signal light body B in the direction of the arrow, the position of the power point of the shock is the low point. , If the mounting position of the anti-vibration rubber C is the fulcrum a,
Since the distance l between the fulcrum a and the force point b is short, the rotational moment at the force point b with respect to the fulcrum a is small and the inertia is small. large. Signal light body B
If a large impact is applied to the lamp, the lamp tube of the signal lamp body B may be damaged or a wire breakage accident may occur.
【０００４】この発明によれば、このような従来の信号
灯の耐振機構の欠点を除去するもので、信号灯本体に衝
撃が加わった場合に、支柱の可撓弾性部がその衝撃を吸
収することにより信号灯本体に対する衝撃を緩和して、
その衝撃に起因する信号灯本体の灯管の破損、断線事故
などをなくすることを目的としている。According to the present invention, such a drawback of the conventional vibration-proof mechanism of the signal light is eliminated, and when a shock is applied to the main body of the signal light, the flexible elastic portion of the support column absorbs the shock. Relaxing the impact on the signal light body,
The purpose is to prevent damage to the lamp tube of the signal light body and disconnection accidents caused by the impact.
【０００５】[0005]
【課題を解決するための手段】上記の目的を達成するた
めに、この発明の信号灯の耐振機構は、一部に可撓弾性
部を有する支柱に、信号灯本体を支持することを特徴と
するもので、可撓弾性部に、コイルスプリングを使用し
たり、また、ゴム，ウレタン樹脂等の弾性体を使用した
り、さらに、信号灯本体側に、振動共振用の重錘を装着
したりするものである。In order to achieve the above object, the vibration-proof mechanism of the signal lamp of the present invention is characterized in that the signal lamp main body is supported by a column having a flexible elastic portion in part. Therefore, a coil spring may be used for the flexible elastic part, an elastic body such as rubber or urethane resin may be used, and a weight for vibration resonance may be attached to the signal light body side. is there.
【０００６】[0006]
【作用】この発明の作用について述べる。上下部に分割
されている支柱間を連結する可撓弾性部の装着位置を支
点とすると、信号灯本体に衝撃が加わった場合に、衝撃
の力点の位置は支点から離れた距離にあり、支点に対す
る力点における回転モーメントは大きく、慣性は大きく
なる。従って、信号灯本体の前後左右の揺れが大きくて
も信号灯本体に加わる衝撃は小さくなり、信号灯本体に
対する衝撃を可撓弾性部により緩和することができて、
その衝撃に起因する信号灯本体の灯管の破損、断線事故
などをなくする。The operation of the present invention will be described. If the mounting position of the flexible elastic part that connects the upper and lower divided columns is used as the fulcrum, when the signal light body is impacted, the position of the impact force point is at a distance from the fulcrum and The rotational moment at the force point is large and the inertia is large. Therefore, even if the front and rear and right and left shaking of the signal light body is large, the impact applied to the signal light body is small, and the impact on the signal light body can be mitigated by the flexible elastic portion,
Eliminate damage to the lamp tube of the signal light body and disconnection accident due to the impact.
【０００７】[0007]
【実施例】以下、この発明の実施例を図面を参照しなが
ら具体的に説明する。可撓弾性部を有する支柱１の上端
に信号灯本体２を支持するのであるが、図１はこの発明
の信号灯の耐振機構の第１実施例を示した正面図であ
る。図２に示すように支柱１は上部支柱１ａと下部支柱
１ｂとに分割されており、この第１実施例では、両支柱
１ａ，１ｂ間をコイルスプリング３により連結して、コ
イルスプリング３の部分で支柱１に可撓弾性を付与して
いるが、コイルスプリング３の両端に形成されている鉤
部３ａ，３ｂを、支柱１ａ，１ｂに設けられている係止
孔４ａ，４ｂに係止することにより、支柱１ａ，１ｂを
コイルスプリング３で連結して支柱１を一体的に構成し
ている。なお、コイルスプリング３は密着巻きのものを
使用してもよいが、層間に隙間をあけて疎巻きしたもの
（図６のコイルスプリング３参照）を使用してもよい。
また、図３はコイルスプリングの上面図である。Embodiments of the present invention will be described below in detail with reference to the drawings. The signal lamp main body 2 is supported on the upper end of the column 1 having a flexible elastic portion. FIG. 1 is a front view showing a first embodiment of the vibration-proof mechanism of the signal lamp of the present invention. As shown in FIG. 2, the support column 1 is divided into an upper support column 1a and a lower support column 1b. In the first embodiment, the two support columns 1a and 1b are connected by a coil spring 3 to form a portion of the coil spring 3. Although the column 1 is provided with flexibility, the hook portions 3a and 3b formed at both ends of the coil spring 3 are locked in the locking holes 4a and 4b provided in the columns 1a and 1b. As a result, the columns 1a and 1b are connected by the coil spring 3 to integrally form the column 1. The coil spring 3 may be closely wound, but may be loosely wound with a gap between layers (see the coil spring 3 in FIG. 6).
3 is a top view of the coil spring.
【０００８】図４および図５はこの発明の信号灯の耐振
機構の第２実施例および第３実施例を示しており、第２
実施例では、図４のように全体をゴム，ウレタン樹脂等
の弾性体で作製した支柱１を使用しているが、第３実施
例では、図５に示すように上下部支柱１ａ，１ｂの端部
に、螺糸部５ａ，５ｂにより螺合されて装着されている
継手６ａ，６ｂの間を、ゴム，ウレタン樹脂等の弾性体
で作製された弾性継手６により連結し、この部分で支柱
１全体に可撓弾性を付与している。FIGS. 4 and 5 show a second embodiment and a third embodiment of the anti-vibration mechanism of the signal light according to the present invention.
In the embodiment, as shown in FIG. 4, the support 1 made entirely of an elastic material such as rubber or urethane resin is used, but in the third embodiment, as shown in FIG. The joints 6a and 6b, which are screwed and attached to the end portions by the threaded portions 5a and 5b, are connected by the elastic joint 6 made of an elastic body such as rubber or urethane resin, and the strut is connected at this portion. Flexibility is given to the whole 1.
【０００９】図６はこの発明の信号灯の耐振機構の第４
実施例を示しており、信号灯本体２の下端近くにおい
て、上部支柱１ａ側に重錘７を装着した状態を示す正面
図である。図７は重錘７を拡大したものの上面図である
が、重錘７はＣ型形状をなしており、Ｃ型形状の重錘７
の両端に螺装されているネジ８，８の先端を支柱１ａの
表面に圧接することにより重錘７を上部支柱１ａに装着
している。FIG. 6 is a fourth vibration-proof mechanism of a signal lamp according to the present invention.
FIG. 3 is a front view showing an embodiment and showing a state in which a weight 7 is attached to the upper strut 1a side near the lower end of the signal lamp body 2. Although FIG. 7 is an enlarged top view of the weight 7, the weight 7 has a C-shape, and the weight 7 has a C-shape.
The weight 7 is attached to the upper support 1a by pressing the tips of the screws 8 screwed on both ends of the support 1 to the surface of the support 1a.
【００１０】図８はこの発明の信号灯の耐振機構の第５
実施例を示した正面図であるが、上部支柱１ａの上部表
面に螺糸部９を設けて、この螺糸部９に螺装されている
重錘ナット１０，緩み止めナット１１の螺合調整により
この螺装位置を上下移動すると、振動の共振点を変化す
ることができる。図９はこの発明の信号灯の耐振機構の
第６実施例を示しており、分割された上下部支柱１ａ，
１ｂ間にコイルスプリング１２が装架されている支柱１
を一部切欠したものの正面図であり、上下部支柱１ａ，
１ｂ間は、連結杆１３、１３′で連結されており、下部
支柱１ｂの上部表面の螺糸部１４に螺装されている重錘
ナット１５，緩み止めナット１６を螺合調整してコイル
スプリング１２を圧縮することにより、そのコイルスプ
リング１２のバネ力を調整して振動の共振点を変化する
ことができる。FIG. 8 shows a fifth embodiment of the vibration-proof mechanism of the signal lamp of the present invention.
It is the front view which showed the Example, but the screw part 9 is provided in the upper surface of the upper support | pillar 1a, and the screwing adjustment of the weight nut 10 and the locking nut 11 screwed to this screw part 9 is adjusted. Thus, when this screwing position is moved up and down, the resonance point of vibration can be changed. FIG. 9 shows a sixth embodiment of the vibration-proof mechanism for a signal light according to the present invention.
A pillar 1 in which a coil spring 12 is mounted between 1b
FIG. 3 is a front view of a partially cutaway view of the upper and lower support columns 1a,
The 1b are connected by connecting rods 13 and 13 ', and a weight nut 15 and a loosening prevention nut 16 screwed to a thread portion 14 on the upper surface of the lower column 1b are screwed together to adjust the coil spring. By compressing 12, the spring force of the coil spring 12 can be adjusted to change the resonance point of vibration.
【００１１】図１によりこの発明の動作状態を説明す
る。支柱１を上部支柱１ａと下部支柱１ｂとに分割し
て、両者の間を連結する可撓弾性部（図２，図６，図８
ではコイルスプリング３，図５では弾性継手６，図９で
はコイルスプリング１２）の装着位置を支点イとする
と、信号灯本体２に衝撃が加わった場合、衝撃の力点ロ
は、図１０に示す従来のものに比較して支点イから離れ
た距離Ｌの位置にあり、支点イに対する力点ロにおける
回転モーメントは大きく、慣性が大きくなる。The operation state of the present invention will be described with reference to FIG. The support column 1 is divided into an upper support column 1a and a lower support column 1b, and a flexible elastic portion for connecting the two (FIGS. 2, 6, and 8).
If the mounting position of the coil spring 3, the elastic joint 6 in FIG. 5 and the coil spring 12) in FIG. 9 is the fulcrum a, when a shock is applied to the signal light body 2, the power point b of the shock is It is located at a position of a distance L away from the fulcrum a as compared with the one, and the rotational moment at the force point b with respect to the fulcrum a is large and the inertia is large.
【００１２】従って、信号灯本体２の前後左右の揺れが
大きくても信号灯本体２に加わる衝撃は可撓弾性部によ
り緩和されて小さくなり、衝撃に起因する信号灯本体２
の灯管の破損、断線事故などを防止するのである。Therefore, even if the signal lamp body 2 is greatly shaken in the front-rear direction and the left-right direction, the impact applied to the signal lamp body 2 is reduced by the flexible elastic portion, and the impact is reduced.
This will prevent damage to the lamp tubes and accidents such as wire breakage.
【００１３】[0013]
【発明の効果】この発明は前記のように構成して成るも
ので以下のような効果がある。即ち、信号灯本体に衝撃
が加わった場合に、支柱の可撓弾性部がその衝撃を吸収
することにより信号灯本体に対する衝撃を緩和して、そ
の衝撃に起因する信号灯本体の灯管の破損、断線事故な
どを防止できる特長がある。The present invention is constructed as described above and has the following effects. In other words, when a shock is applied to the signal light body, the flexible elastic part of the support absorbs the shock, so that the shock to the signal light body is mitigated, and the lamp tube of the signal light body is damaged or broken due to the shock. There is a feature that can prevent such.
【図１】この発明の信号灯の耐振機構の第１実施例を示
した正面図。FIG. 1 is a front view showing a first embodiment of a vibration-proof mechanism for a signal lamp according to the present invention.
【図２】同上の支柱の分解正面図。FIG. 2 is an exploded front view of the above pillar.
【図３】同上のコイルスプリングの上面図。FIG. 3 is a top view of the above coil spring.
【図４】この発明の信号灯の耐振機構の第２実施例を示
しており、弾性体で作製された支柱の断面正面図。FIG. 4 shows a second embodiment of the vibration-proof mechanism of the signal light according to the present invention, and is a cross-sectional front view of a column made of an elastic body.
【図５】この発明の信号灯の耐振機構の第３実施例を示
しており、支柱の一部切欠正面図。FIG. 5 shows a third embodiment of the vibration-proof mechanism for a signal light according to the present invention, and is a partially cutaway front view of a column.
【図６】この発明の信号灯の耐振機構の第４実施例を示
しており、信号灯本体の下端近くにおいて、支柱に重錘
を装着した状態を示す正面図。FIG. 6 is a front view showing a fourth embodiment of the vibration-proof mechanism of the signal light according to the present invention, showing a state in which a weight is attached to the support column near the lower end of the signal light body.
【図７】重錘を拡大したものの上面図。FIG. 7 is an enlarged top view of a weight.
【図８】この発明の信号灯の耐振機構の第５実施例を示
しており、支柱を一部切欠したものの正面図。FIG. 8 is a front view of a fifth embodiment of the vibration-proof mechanism for a signal light according to the present invention, in which a column is partially cut away.
【図９】この発明の信号灯の耐振機構の第６実施例を示
しており、分割された支柱間にコイルスプリングが装架
されている状態を示したものを一部切欠したものの正面
図。FIG. 9 shows a sixth embodiment of the vibration-proof mechanism for a signal light according to the present invention, and is a front view of a partially cutaway view showing a state in which a coil spring is mounted between divided columns.
【図１０】従来におけるこの種の信号灯の耐振機構を一
部切欠したものの正面図。FIG. 10 is a front view of a part of a conventional vibration-proof mechanism for a signal light of this type, which is cut away.
１ 支柱 １ａ 上部支柱 １ｂ 下部支柱 ２ 信号灯本体 ３ コイルスブリング 1 Support 1a Upper support 1b Lower support 2 Signal light body 3 Coil sling
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｆ２１Ｖ 15/04 6908−3Ｋ 21/10 Ｚ 6908−3Ｋ ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 5 Identification code Internal reference number FI Technical display location F21V 15/04 6908-3K 21/10 Z 6908-3K
Claims (4)
灯本体を支持することを特徴とする信号灯の耐振機構。1. A vibration-proof mechanism for a signal lamp, wherein a signal lamp main body is supported on a column having a flexible elastic portion in part.
することを特徴とする請求項１記載の信号灯の耐振機
構。2. The vibration-proof mechanism for a signal light according to claim 1, wherein a coil spring is used for the flexible elastic portion.
弾性体を使用することを特徴とする請求項１記載の信号
灯の耐振機構。3. The vibration-proof mechanism for a signal light according to claim 1, wherein an elastic body such as rubber or urethane resin is used for the flexible elastic portion.
着することを特徴とする請求項１記載の信号灯の耐振機
構。4. The vibration-proof mechanism for a signal lamp according to claim 1, wherein a weight for vibration resonance is mounted on the signal lamp body side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4166566A JPH0610318A (en) | 1992-06-25 | 1992-06-25 | Vibration-isolating mechanism for sign lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4166566A JPH0610318A (en) | 1992-06-25 | 1992-06-25 | Vibration-isolating mechanism for sign lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0610318A true JPH0610318A (en) | 1994-01-18 |
Family
ID=15833644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4166566A Withdrawn JPH0610318A (en) | 1992-06-25 | 1992-06-25 | Vibration-isolating mechanism for sign lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0610318A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100967534B1 (en) * | 2008-02-05 | 2010-07-05 | 김종완 | lamp for railroad |
| CN104456432A (en) * | 2013-09-13 | 2015-03-25 | 深圳市海洋王照明工程有限公司 | Light source vibration preventing structure and lamp using light source vibration preventing structure |
-
1992
- 1992-06-25 JP JP4166566A patent/JPH0610318A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100967534B1 (en) * | 2008-02-05 | 2010-07-05 | 김종완 | lamp for railroad |
| CN104456432A (en) * | 2013-09-13 | 2015-03-25 | 深圳市海洋王照明工程有限公司 | Light source vibration preventing structure and lamp using light source vibration preventing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A300 | Withdrawal of application because of no request for examination |
Free format text: JAPANESE INTERMEDIATE CODE: A300 Effective date: 19990831 |