JP2000136513A - Traffic sign post - Google Patents
Traffic sign postInfo
- Publication number
- JP2000136513A JP2000136513A JP10312478A JP31247898A JP2000136513A JP 2000136513 A JP2000136513 A JP 2000136513A JP 10312478 A JP10312478 A JP 10312478A JP 31247898 A JP31247898 A JP 31247898A JP 2000136513 A JP2000136513 A JP 2000136513A
- Authority
- JP
- Japan
- Prior art keywords
- signpost
- sign post
- main body
- base
- imparting
- 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.)
- Granted
Links
Landscapes
- Road Signs Or Road Markings (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、車道のセンターラ
イン、車線変更線、分離帯などに利用される道路標識柱
に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a road signpost used for a center line of a road, a lane change line, a separation zone, and the like.
【０００２】[0002]
【従来の技術】高速道路あるいは一般道路では、センタ
ーライン、車線変更線、分離帯などを示すために道路標
識柱を路面上に所定間隔をおいて設置することが広く行
われており、その場合、車輌が接触したときの車輌に対
する衝撃を緩和すると共に破損を防止するために車輌が
接触したときに屈曲し、車輌が通過すると直ちに復元し
得る道路標識柱が使用されている。2. Description of the Related Art On a highway or a general road, it is widely used to install road signposts at predetermined intervals on a road surface to indicate a center line, a lane change line, a separation zone, and the like. In order to reduce the impact on the vehicle when the vehicle comes into contact with the vehicle and to prevent the vehicle from being damaged, a road sign pillar is used which bends when the vehicle comes into contact and can be restored immediately after the vehicle passes.
【０００３】[0003]
【発明が解決しようとする課題】上述の道路標識柱は、
標識柱本体がポリウレタン等の弾性体樹脂で構成されて
おり、車輌が衝突すると変形して緩衝し、その後直ちに
もとの形状に復元することができるので、広く使用され
ているが、弾性体樹脂が高価なためコストが高いという
問題がある。SUMMARY OF THE INVENTION
The sign pillar body is made of an elastic resin such as polyurethane, and it is widely used because it deforms and cushions when a vehicle collides and can immediately restore its original shape. However, there is a problem that the cost is high due to the high cost.
【０００４】また、従来の前記標識柱は、標識柱本体と
ベースとが成型あるいは圧入などにより一体的に固定さ
れており、このため、例えば標識柱本体のみが破損した
場合でも、道路設置用のベースを含めた道路標識柱全体
を交換する必要があり、メンテナンス費用が高くなると
いう問題がある。Further, in the conventional signpost, the signpost body and the base are integrally fixed by molding or press-fitting, so that, for example, even if only the signpost body is damaged, it can be used for road installation. It is necessary to replace the entire road signpost including the base, and there is a problem that maintenance costs are increased.
【０００５】本発明は、前記の如き従来技術の問題点を
改善し、車輌が接触したときの屈曲性や復元性を持ちな
がら、従来より廉価な道路標識柱を提供することがで
き、しかも、道路標識柱が破損した場合の交換コストも
低減することができる道路標識柱を提供することを目的
とする。The present invention solves the above-mentioned problems of the prior art, and can provide a road sign post which is inexpensive as compared with the conventional one while having flexibility and restorability when a vehicle comes into contact with the vehicle. It is an object of the present invention to provide a road sign post that can reduce the replacement cost when the road sign post is damaged.
【０００６】[0006]
【課題を解決するための手段】上記の目的を達成するた
め、本発明は、標識柱本体を屈曲性や復元性に劣る合成
樹脂により形成すると共にその所要部位にスリットなど
の屈曲性付与部分を形成し、かつ、該標識柱本体の内部
に該標識柱本体の復元性付与部材を設けたことを特徴と
する。SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a sign post body made of a synthetic resin having inferior flexibility and restorability, and having a flexure-imparting portion such as a slit at a required portion thereof. It is characterized in that it is formed and a restoring member for the signpost body is provided inside the signpost body.
【０００７】また、本発明は、屈曲性や復元性に劣る合
成樹脂により形成すると共にその所要部位にスリットな
どの屈曲性付与部分を形成した標識柱本体と、その標識
柱本体の内部に配設される復元性の高い弾性体よりなる
復元性付与部材と、前記標識柱本体および復元性付与部
材の下端を支持するベースとよりなり、その標識柱本体
と復元性付与部材とベースとがそれぞれ着脱可能に構成
されていることを特徴とする。Further, the present invention provides a signpost body formed of a synthetic resin having inferior flexibility and restorability and having a flexure-imparting portion such as a slit at a required portion thereof, and a signpost body provided inside the signpost body. And a base for supporting the lower end of the signpost body and the restorability imparting member, and the signpost body, the restorability imparting member, and the base are detachably attached to each other. It is characterized in that it is configured to be possible.
【０００８】本発明は、前記の如く、標識柱本体を屈曲
性や復元性に劣る合成樹脂、例えば高密度ポリエチレ
ン、ポリプロピレン、塩化ビニル等の廉価な合成樹脂で
形成したので、コストを低減することができ、かつ、そ
の標識柱本体の所要部位にスリットなどの屈曲性付与部
分を形成したので、屈曲性に劣る材質のものであるにも
かゝわらず車輌が衝突すると容易に屈曲して衝撃を緩和
し、車輌が通過すると標識柱本体の内部に組み込まれた
復元性付与部材の復元弾性により直ちに復元し、かくし
て、従来と同様の性能を有する道路標識柱を廉価に提供
することができる。According to the present invention, as described above, the sign post body is formed of a low-priced synthetic resin such as high-density polyethylene, polypropylene, and vinyl chloride, which is inferior in flexibility and resilience. And a bendable part such as a slit is formed in a required part of the signpost body, so that it is easily bent when a vehicle collides despite the fact that it is made of a material with poor flexibility. When the vehicle passes, the road signpost is immediately restored by the restoring elasticity of the restoring member provided inside the signpost main body, and thus a road signpost having the same performance as the conventional one can be provided at low cost.
【０００９】また、本発明は、標識柱本体と復元性付与
部材とベースとがそれぞれ着脱可能に構成されているの
で、ある部品が破損した場合、その破損した部品のみを
交換することでメンテナンス費用を低減することができ
る。Further, according to the present invention, since the signpost main body, the restoring member and the base are detachable, when a certain part is damaged, only the damaged part is replaced to replace the maintenance cost. Can be reduced.
【００１０】[0010]
【発明の実施の形態】以下、本発明の実施例を添付図面
について説明する。図１ないし図５は本発明の第１の実
施例を示すものである。これらの図において、１は中空
の標識柱本体を示し、本発明においては、この標識柱本
体を下記の物性を有する高密度ポリエチレンを素材とし
て一体成形し、かつ、その成形に際し、その下部にスリ
ット２を形成する。なお、成形法は、ブロー成形、射出
成形、注型など任意である。Embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 5 show a first embodiment of the present invention. In these figures, reference numeral 1 denotes a hollow signpost main body, and in the present invention, this signpost main body is integrally molded from a high-density polyethylene having the following physical properties, and a slit is formed at the lower portion thereof during the molding. Form 2 The molding method is arbitrary such as blow molding, injection molding, and casting.
【００１１】 引張り強度 ２６０kgf／cm2 （ＪＩＳＫ−６７６０） 伸び ９００％ （ＪＩＳＫ−６７６０） 密度 ０．９５ｇ／cm2 （ＪＩＳＫ−６７６０） アイゾット衝撃性 ５０kg・cm／cm2 （ＪＩＳＫ−７１１０） 硬さ デュロメータＤ６３ （ＪＩＳＫ−６７６０） 前記高密度ポリエチレンを素材として成形した標識柱本
体は、デュロメータＤ６３という硬質のポリエチレンを
使用したため、屈曲性に劣るけれども、スリット２を形
成することにより車輌が衝突するなどの外力を受けると
このスリット２の部分において容易に屈曲して衝撃を吸
収することができる。Tensile strength 260 kgf / cm 2 (JISK-6760) Elongation 900% (JISK-6760) Density 0.95 g / cm 2 (JISK-6760) Izod impact resistance 50 kg · cm / cm 2 (JISK-7110) Hardness Durometer D63 (JIS K-6760) The sign pillar body molded from the high-density polyethylene is made of durometer D63, which is a hard polyethylene, and thus has poor flexibility, but the slit 2 is formed so that the vehicle may collide. When receiving an external force, the slit 2 can easily bend and absorb the impact.
【００１２】なお、前記の実施例は、本体の材質として
高密度ポリエチレンを使用したが、他に、ポリプロピレ
ン、塩化ビニル等の樹脂を使用することもできる。In the above-mentioned embodiment, high-density polyethylene is used as the material of the main body. Alternatively, a resin such as polypropylene or vinyl chloride may be used.
【００１３】本発明は、前記の如く、標識柱本体１を屈
曲性や復元性に劣る合成樹脂により成形すると共に、そ
の内部に弾性体などよりなる復元性付与部材３を設ける
ことにより標識柱本体１に復元性を持たせる。例えば、
標識柱本体１より僅かに小径の円筒状をなす復元性付与
部材３を下記の物性を有するポリウレタンにより成形
し、これを標識柱本体の内部に配設する。According to the present invention, as described above, the signpost body 1 is formed of a synthetic resin having poor flexibility and restorability, and a restoring member 3 made of an elastic material or the like is provided inside the signpost body 1. 1 has resilience. For example,
A resilience imparting member 3 having a cylindrical shape slightly smaller in diameter than the sign pillar main body 1 is molded from polyurethane having the following physical properties, and is disposed inside the sign pillar main body.
【００１４】 引張り強度 ２００kgf／cm2 伸び ３００％ 硬さ ＪＩＳ Ａ９０ なお、前記の物性を有するポリウレタンの使用は本発明
の一例を示すもので、ＥＶＡ、塩ビ等の復元弾性を有す
るものであれば何れも使用することができる。Tensile strength 200 kgf / cm 2 Elongation 300% Hardness JIS A90 The use of polyurethane having the above-mentioned properties is an example of the present invention, and any material having a restoring elasticity such as EVA or PVC is used. Can also be used.
【００１５】前記標識柱本体１および復元性付与部材３
は、その下端をベースに固定的に取付け、そのベースを
路面に固定して設置するものであるが、本発明において
は、ベースと標識柱本体１と復元性付与部材３とをそれ
ぞれ着脱可能に組付ける。The sign post body 1 and the restoring member 3
In the present invention, the base, the signpost main body 1 and the restoring member 3 are detachably attached to each other. Assemble.
【００１６】図３ないし図５はその具体例を示すもの
で、ベースを上部ベース部材４と下部ベース部材５とに
より構成して両者の間に標識柱本体１の下部フランジ１
−１を挟みつけ、この状態で図３および図４に示すよう
に締付ネジ７を締付けて上部ベース部材４と下部ベース
部材５と標識柱本体１とを一体的に結合する。また、下
部ベース部材５には、標識柱本体１の内側に立上るリン
グ状突起５−１を形成し、そのリング状突起５−１の外
周面に復元性付与部材３の下端を嵌合し、この状態で下
部ベース部材５のリング状突起５−１と復元性付与部材
３の下部とをリベット６により固定する。FIGS. 3 to 5 show a specific example thereof, in which a base is constituted by an upper base member 4 and a lower base member 5 and the lower flange 1 of the signpost main body 1 is interposed therebetween.
In this state, the tightening screw 7 is tightened to integrally connect the upper base member 4, the lower base member 5, and the signpost body 1 as shown in FIGS. Further, a ring-shaped projection 5-1 rising inside the signpost main body 1 is formed on the lower base member 5, and the lower end of the resilience imparting member 3 is fitted to the outer peripheral surface of the ring-shaped projection 5-1. In this state, the ring-shaped projection 5-1 of the lower base member 5 and the lower portion of the restoring member 3 are fixed with the rivets 6.
【００１７】なお、図１および図２において、１ａは標
識柱本体に接着した再帰反射シートである。また、図
１、図３、図５に示す凹み８およびその下方の孔９は、
本発明の標識柱を路面に設置する際のアンカーボルト挿
入用のものである。In FIGS. 1 and 2, reference numeral 1a denotes a retroreflective sheet adhered to the sign post body. The recess 8 and the hole 9 below the recess 8 shown in FIGS.
It is for inserting an anchor bolt when installing the signpost of the present invention on a road surface.
【００１８】前記図１ないし図５に示す実施例は、標識
柱本体に屈曲性を付与するためにある幅を有する縦長孔
状のスリットを形成させた例を示したが、切目を入れた
だけのスリットでもよい。また、スリットに限らず、図
６に示すように多数の孔２ａを形成し、或いは、図７お
よび図８に示すように縦長の窓孔２ｂを形成してもよ
い。The embodiment shown in FIG. 1 to FIG. 5 shows an example in which a vertically long slit having a certain width is formed in the sign post body so as to impart flexibility. Slit may be used. In addition to the slits, a large number of holes 2a may be formed as shown in FIG. 6, or a vertically long window hole 2b may be formed as shown in FIGS.
【００１９】本発明の路面標識柱は、前記の如く、標識
柱本体と復元性付与部材とベースとを着脱し得るように
したので、図５に示す実施例の場合、締付ネジ７を弛め
て上部ベース４を下部ベース５から外すことにより標識
柱本体１を取り外すことができ、復元性付与部材３も標
識柱本体１を取外した後ニッパなどの工具を用いてビス
６を切断除去することにより取外すことができ、このた
め、標識柱本体１、上部ベース４、下部ベース５、復元
性付与部材３の何れかが破損した場合には、その破損し
た部分のみを交換することで補修することができる。As described above, the signpost of the present invention allows the signpost main body, the restoring member, and the base to be detachably attached to each other. Therefore, in the embodiment shown in FIG. By removing the upper base 4 from the lower base 5, the marker pillar main body 1 can be removed, and the restorability imparting member 3 also cuts and removes the screw 6 using a tool such as a nipper after the marker pillar main body 1 is removed. Therefore, when any of the signpost main body 1, the upper base 4, the lower base 5, and the restorability imparting member 3 is damaged, it is repaired by replacing only the damaged part. be able to.
【００２０】[0020]
【発明の効果】以上述べたように、本発明は、硬質合成
樹脂製などの屈曲性や復元性に劣る樹脂により標識柱本
体を構成するにもかゝわらず屈曲性と復元性を付与させ
ることができるので、従来の高価な道路標識柱と同様の
緩衝機能を有する道路標識柱を廉価に提供することがで
きる。As described above, according to the present invention, the sign pillar main body is made of a resin such as a hard synthetic resin which is inferior in flexibility and resilience, but has flexibility and resilience. Therefore, it is possible to provide a low-priced road sign post having a buffer function similar to that of a conventional expensive road sign post.
【００２１】また、本発明は、標識柱本体および復元性
付与部材とベースとがそれぞれ着脱可能であるから、あ
る一部分の部品が破損した場合にはその破損した部品の
みを交換することで補修することができ、このため、メ
ンテナンス費用を低減することができる。Further, according to the present invention, since the signpost body, the restoring member, and the base are detachable, if a certain part is damaged, repair is performed by replacing only the damaged part. Therefore, maintenance costs can be reduced.
【図１】本発明の一実施例を示す一半を断面とした側面
図である。FIG. 1 is a side view of a half section showing an embodiment of the present invention.
【図２】図１に示す実施例の正面図である。FIG. 2 is a front view of the embodiment shown in FIG.
【図３】図１に示す実施例の平面図である。FIG. 3 is a plan view of the embodiment shown in FIG. 1;
【図４】図４のＡ−Ａ線にそう拡大断面図である。FIG. 4 is an enlarged sectional view taken along line AA of FIG. 4;
【図５】図１のＢ部の拡大断面図である。FIG. 5 is an enlarged sectional view of a portion B in FIG. 1;
【図６】他の実施例を示す一半を断面とした側面図であ
る。FIG. 6 is a side view of a half section showing another embodiment.
【図７】さらに他の実施例を示す正面図である。FIG. 7 is a front view showing still another embodiment.
【図８】図７の実施例の側面図である。FIG. 8 is a side view of the embodiment of FIG. 7;
１…標識柱本体、１−１…フランジ、２…屈曲性付与部
分、３…復元性付与部材、４…上部ベース、５…下部ベ
ース、５−１…リング状突起、６…リベット、７…締付
ネジ、８…凹み、９…孔。DESCRIPTION OF SYMBOLS 1 ... Signpost main body, 1-1 ... Flange, 2 ... Flexibility provision part, 3 ... Restoration provision member, 4 ... Upper base, 5 ... Lower base, 5-1 ... Ring-shaped projection, 6 ... Rivet, 7 ... Tightening screw, 8 ... recess, 9 ... hole.
Claims (3)
る中空のポールよりなる道路標識柱において、 標識柱本体を屈曲性や復元性に劣る合成樹脂により形成
すると共にその所要部位にスリットなどの屈曲性付与部
分を形成し、かつ、該標識柱本体の内部に該標識柱本体
の復元性付与部材を設けたことを特徴とする道路標識
柱。1. A road signpost comprising a hollow pole which bends when subjected to an external force such as contact with a vehicle, wherein the signpost body is formed of a synthetic resin which is inferior in bendability and resilience, and a required portion such as a slit A road signpost, wherein a bendability imparting portion is formed and a restorability imparting member for the signpost main body is provided inside the signpost main body.
成すると共にその所要部位にスリットなどの屈曲性付与
部分を形成した標識柱本体と、その標識柱本体の内部に
配設される復元性の高い弾性体よりなる復元性付与部材
と、前記標識柱本体および復元性付与部材の下端を支持
するベースとよりなり、その標識柱本体と復元性付与部
材とベースとがそれぞれ着脱可能に構成されていること
を特徴とする道路標識柱。2. A signpost body formed of a synthetic resin having inferior flexibility and restorability and formed with a flexure-imparting portion such as a slit at a required portion thereof, and a restorability disposed inside the signpost body. It is composed of a resilience imparting member made of a high elastic body, and a base supporting the lower end of the sign pillar main body and the resilience imparting member, and the sign pillar main body, the resilience imparting member, and the base are detachably configured. Road sign pillar characterized by the fact that it is.
硬質の高密度ポリエチレンにより形成すると共に、その
内部に配設される復元性付与部材を硬さＪＩＳＡ９０の
ポリウレタンにより構成したことを特徴とする請求項１
または請求項２に記載の道路標識柱。3. The sign post main body is formed of hard high-density polyethylene having a durometer of about D63, and the restoring member provided inside the sign post is formed of polyurethane having a hardness of JISA90. 1
Or the road sign post according to claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31247898A JP3430251B2 (en) | 1998-11-02 | 1998-11-02 | Road signpost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31247898A JP3430251B2 (en) | 1998-11-02 | 1998-11-02 | Road signpost |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000136513A true JP2000136513A (en) | 2000-05-16 |
| JP3430251B2 JP3430251B2 (en) | 2003-07-28 |
Family
ID=18029702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP31247898A Expired - Fee Related JP3430251B2 (en) | 1998-11-02 | 1998-11-02 | Road signpost |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3430251B2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002348820A (en) * | 2001-05-24 | 2002-12-04 | Nippon Mektron Ltd | Road sign pole |
| JP2004332264A (en) * | 2003-05-01 | 2004-11-25 | Yamatatsugumi:Kk | Support structural body |
| US7399138B2 (en) * | 2000-10-23 | 2008-07-15 | Borealis Technology Oy | Road restraint system parts |
| JP2008202393A (en) * | 2007-01-25 | 2008-09-04 | Jfe Metal Products & Engineering Inc | Pipe-shaped column |
| ES2335955A1 (en) * | 2008-01-04 | 2010-04-06 | Miguel Alfredo Miro Perez | Self-adhesive laminar magnet for object e.g. door of refrigerator, has flexible magnet layer and self-adhesive magnet layer, where magnet is in form of enrolled band, so that magnet is distributed with self-adhesive tape dispenser |
| JP2010168897A (en) * | 2010-03-10 | 2010-08-05 | Toyo Tire & Rubber Co Ltd | Road sign pole |
| JP2012188032A (en) * | 2011-03-11 | 2012-10-04 | West Japan Railway Co | Crossbar and crossing gate including the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03122111U (en) * | 1990-03-23 | 1991-12-13 | ||
| JPH04105114U (en) * | 1991-02-22 | 1992-09-10 | 積水樹脂株式会社 | road markings |
| JPH0725021U (en) * | 1993-10-20 | 1995-05-12 | ケイアンドケイ工業株式会社 | Sliding retractable sign |
| JPH08170314A (en) * | 1994-12-16 | 1996-07-02 | Kuramoto Doro:Kk | Guide sign for road and installation structure thereof |
-
1998
- 1998-11-02 JP JP31247898A patent/JP3430251B2/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03122111U (en) * | 1990-03-23 | 1991-12-13 | ||
| JPH04105114U (en) * | 1991-02-22 | 1992-09-10 | 積水樹脂株式会社 | road markings |
| JPH0725021U (en) * | 1993-10-20 | 1995-05-12 | ケイアンドケイ工業株式会社 | Sliding retractable sign |
| JPH08170314A (en) * | 1994-12-16 | 1996-07-02 | Kuramoto Doro:Kk | Guide sign for road and installation structure thereof |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7399138B2 (en) * | 2000-10-23 | 2008-07-15 | Borealis Technology Oy | Road restraint system parts |
| JP2002348820A (en) * | 2001-05-24 | 2002-12-04 | Nippon Mektron Ltd | Road sign pole |
| JP4565131B2 (en) * | 2001-05-24 | 2010-10-20 | Ｎｏｋ株式会社 | Road sign pillar |
| JP2004332264A (en) * | 2003-05-01 | 2004-11-25 | Yamatatsugumi:Kk | Support structural body |
| JP2008202393A (en) * | 2007-01-25 | 2008-09-04 | Jfe Metal Products & Engineering Inc | Pipe-shaped column |
| JP2012162986A (en) * | 2007-01-25 | 2012-08-30 | Jfe Metal Products & Engineering Inc | Tubular column |
| ES2335955A1 (en) * | 2008-01-04 | 2010-04-06 | Miguel Alfredo Miro Perez | Self-adhesive laminar magnet for object e.g. door of refrigerator, has flexible magnet layer and self-adhesive magnet layer, where magnet is in form of enrolled band, so that magnet is distributed with self-adhesive tape dispenser |
| JP2010168897A (en) * | 2010-03-10 | 2010-08-05 | Toyo Tire & Rubber Co Ltd | Road sign pole |
| JP2012188032A (en) * | 2011-03-11 | 2012-10-04 | West Japan Railway Co | Crossbar and crossing gate including the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3430251B2 (en) | 2003-07-28 |
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