JP3164787B2 - Beam mounting structure for guard fence - Google Patents
Beam mounting structure for guard fenceInfo
- Publication number
- JP3164787B2 JP3164787B2 JP33512297A JP33512297A JP3164787B2 JP 3164787 B2 JP3164787 B2 JP 3164787B2 JP 33512297 A JP33512297 A JP 33512297A JP 33512297 A JP33512297 A JP 33512297A JP 3164787 B2 JP3164787 B2 JP 3164787B2
- Authority
- JP
- Japan
- Prior art keywords
- support
- column
- mounting structure
- mounting
- substantially hemispherical
- 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.)
- Expired - Lifetime
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 99
- 230000001681 protective effect Effects 0.000 claims description 29
- 238000003780 insertion Methods 0.000 claims description 23
- 230000037431 insertion Effects 0.000 claims description 23
- 239000013013 elastic material Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 12
- 210000002105 tongue Anatomy 0.000 description 7
- 238000009434 installation Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Joining Of Building Structures In Genera (AREA)
- Fencing (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は防護柵用ビームの支
柱取付構造に係り、詳しくは、支柱にビームを連架する
ため支柱の側面とビームとの間に締着される取り外し可
能であって美感を向上させた取付具に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a column mounting structure for a beam for a protective fence, and more particularly, to a detachable clamp that is fastened between a side surface of a column and a beam to connect the beam to the column. The present invention relates to a fixture with improved aesthetics.
【０００２】[0002]
【従来の技術】道路沿いに設置される防護柵では、立ち
並ぶ支柱の側面に取付具を介してビームが連架される。
この種の防護柵は平面的に見て直線状に立設されること
もあれば、曲がった道路に沿うべくカーブして配置され
ることもある。また、傾斜地等においては、垂直に立設
された支柱に対してビームが傾斜した地面と平行になる
ように、すなわちビームを支柱に対して上下方向にある
角度を持たせて設置するといったこともある。2. Description of the Related Art In a protective fence installed along a road, beams are connected to side surfaces of standing columns via mountings.
This type of guard fence may be erected in a straight line in plan view, or may be arranged in a curved manner along a curved road. Also, on sloping ground, etc., the beam may be installed so that it is parallel to the ground on which the beam is inclined with respect to the vertically erected pole, that is, the beam is set at an angle vertically with respect to the pole. is there.
【０００３】上記したごとく直線状に立設される場合で
も道路が交差する箇所においても一つの支柱を挟み柵の
向きが例えば９０度変えられたり、曲がった道路に沿わ
せる場合には隣りあう柵のなす角度が支柱を境にして徐
々に変えられる。いずれにしてもビームは所定長さの真
直材となっているから、支柱の側面に取りつけられる取
付具の向きを適宜選定したり、取付具にビームを締結す
るボルトをヒンジにしてビームが取付具に対して角度を
持つようにすることによって、防護柵の所望する配置が
与えられることになる。[0003] Even if the fences are straightly erected as described above, even when the road intersects, one fence is sandwiched between the fences so that the direction of the fence can be changed, for example, 90 degrees, or the fences adjacent to each other can be used along a curved road. The angle made can be changed gradually from the pillar. In any case, since the beam is a straight member of a predetermined length, the direction of the mounting fixture attached to the side surface of the column is appropriately selected, and the beam is fixed to the mounting fixture by using a bolt for fastening the beam to the hinge. An angle with respect to provides the desired arrangement of the protective fence.
【０００４】例えば実公昭６０−５０７０号公報には、
平板をＵ字状に曲げたブラケットにビームの先端部を挟
んでボルト止めした取付具が記載されている。この場
合、図２４のごとく、ブラケット７０の湾曲部の外面を
支柱７１の側面に線接触するかのような恰好で当接さ
せ、湾曲部内側からボルト７２を支柱に向けて螺着する
ようにしている。そして、湾曲部に形成されるボルト孔
７３は湾曲方向に沿う長いものであり、その長孔の所望
する位置にボルトを配置して固定すれば、ブラケット７
０を支柱７１に対して任意の方向に向けることができ
る。For example, Japanese Utility Model Publication No. 60-5070 discloses that
A fitting is described in which a flat plate is bent into a U-shape, and the beam is bolted to the bracket with the distal end of the beam interposed therebetween. In this case, as shown in FIG. 24, the outer surface of the curved portion of the bracket 70 is brought into contact with the side surface of the column 71 as if in line contact, and the bolt 72 is screwed from the inside of the curved portion toward the column. ing. The bolt hole 73 formed in the bending portion is long along the bending direction, and if the bolt is arranged and fixed at a desired position of the long hole, the bracket 7 can be bent.
0 can be oriented in any direction with respect to the support 71.
【０００５】[0005]
【発明が解決しようとする課題】上記のごとくのブラケ
ットを使用すると、Ｕ字状の湾曲部を介して支柱に対す
るビームの姿勢を適宜選択することができる。しかし、
ブラケットの平行板部に挟みつけたビーム７４をボルト
７５によって締結するので、ボルトヘッド７５ａやナッ
ト７５ｂが平行板部の表面に現れることになる。したが
って、それらの突出物が歩行者の衣服等にひっかかるお
それがあるといった欠点がある。When the bracket as described above is used, the posture of the beam with respect to the column can be appropriately selected through the U-shaped curved portion. But,
Since the beam 74 sandwiched between the parallel plate portions of the bracket is fastened by the bolts 75, the bolt head 75a and the nut 75b appear on the surface of the parallel plate portion. Therefore, there is a drawback that such protrusions may be caught on clothes or the like of pedestrians.
【０００６】さらに、露出するボルト等が支柱近傍の見
栄えを損なうことになるが、それのみならず、Ｕ字状ブ
ラケットはその湾曲部が支柱の表面に当接されるので、
支柱の断面が円形であれ矩形であれブラケットとの間に
くびれ７６が残り、美感上の難点は避けられない。これ
を補うべく、ビームを支柱に取りつけた場合の部材相互
の連続性を高めるようにしたものが、実開昭６０−１５
９０１６号公報において提案されている。Further, the exposed bolts and the like impair the appearance of the vicinity of the column, but not only that, but the U-shaped bracket has a curved portion abutting against the surface of the column.
Irrespective of the cross section of the support column being circular or rectangular, a constriction 76 remains between the support and the bracket, and the aesthetic difficulty is inevitable. In order to compensate for this, the continuity of the members when the beam is mounted on the column is improved.
9016 publication.
【０００７】その取付具７７は、図２５に示すように、
ビーム７４の先端部を挿入することができる筒体部７７
ａとなっており、その底部をなす支柱７１との接合面７
７ｂには、支柱７１の円形断面に沿うように凹んだ丸み
が与えられている。ビーム７４は筒体の直径方向に通さ
れたボルト７８で締結されるが、ボルトのねじ端は筒体
の内部に設けられた突設部７７ｃ内の雌ねじ孔に螺着さ
れ、丸皿ボルトの使用により、筒体部７７ａからボルト
７８が突出しないように配慮している。[0007] As shown in FIG.
A cylindrical body 77 into which the tip of the beam 74 can be inserted
a, which is the joint surface 7 with the column 71 forming the bottom thereof.
7b is given a rounded shape that is concave along the circular cross section of the column 71. The beam 74 is fastened by a bolt 78 passed in the diameter direction of the cylinder. The screw end of the bolt is screwed into a female screw hole in a projecting portion 77c provided inside the cylinder, and By use, care is taken so that the bolt 78 does not protrude from the cylindrical body portion 77a.
【０００８】いずれの例においても、ビームと取付具と
を締結するためのボルトと、取付具を支柱に固定するボ
ルトとの二本が少なくとも必要となる。そのボルトのう
ち後者（図２４および図２５の７２）はビームを締結す
る前の状態にある取付具にビーム軸方向から挿入される
ことになるので、取付具の懐の深いことにも原因してね
じ止め操作に手間を要する。このような締結構造の防護
柵を解体するにあたっては、ねじが錆びるなどしている
と取付具を支柱から外す作業は容易でない。In each case, at least two bolts are required: a bolt for fastening the beam and the fixture, and a bolt for fixing the fixture to the column. The latter of the bolts (72 in FIGS. 24 and 25) is inserted from the beam axis direction into the fixture before the beam is fastened. The screwing operation takes time. In disassembling the protective fence having such a fastening structure, it is not easy to remove the attachment from the support if the screw is rusted.
【０００９】ところで、支柱の表殻が厚い場合には、取
付具を固定する所望の位置に雌ねじ孔７１ａを設けるこ
とができ、これにボルト７２を螺着すればよい。しか
し、表殻が薄い場合にはボルトを支柱に貫通させ、その
ねじ端にナットを掛けることになる。図２６のような長
いボルト７２Ａが要求されるだけでなく、防護柵端の支
柱７１Ａにおいては取付具７７から入れたボルトの先端
に螺着されるナット７９などが露出することになる。When the outer shell of the column is thick, a female screw hole 71a can be provided at a desired position for fixing the fixture, and the bolt 72 may be screwed into this hole. However, when the outer shell is thin, a bolt is passed through the column, and a nut is hung on the screw end. Not only long bolts 72A as shown in FIG. 26 are required, but also nuts 79 and the like that are screwed to the tips of the bolts inserted from the mounting fixture 77 are exposed at the support 71A at the end of the protective fence.
【００１０】図２７のごとく直線的に連続する柵の間に
ある支柱７１Ｂでは、一本のボルト７２Ａで左右の取付
具７７Ａ，７７Ｂを一度に止めることができるが、ナッ
ト７９Ａを掛けて固縛する操作は煩雑を極める。一方、
直角に柵が曲げられる場合には、雌ねじ孔を刻設できる
程度に支柱の表殻が厚ければ、図２５中に仮想線で表し
た取付具と実線で表示した取付具とを何ら変わらぬ操作
でもって取りつけることができる。しかし、表殻が薄け
れば、図２８および図２９のように、曲げたボルト８０
Ａや曲げたねじ棒８０Ｂといった特別な部材が必要とな
る。As shown in FIG. 27, the right and left mounting members 77A and 77B can be stopped at a time by a single bolt 72A on the column 71B between the linearly continuous fences. The operation is extremely complicated. on the other hand,
In the case where the fence is bent at a right angle, if the outer shell of the column is thick enough to allow the female screw hole to be carved, the fixture shown by the imaginary line in FIG. 25 and the fixture shown by the solid line do not change at all. It can be installed by operation. However, if the outer shell is thin, as shown in FIG. 28 and FIG.
Special members such as A and a bent screw rod 80B are required.
【００１１】いずれにおいても曲がった部材を支柱７１
に挿入するにおいて作業が煩雑になったり、特殊な工具
が要求されることになる。それのみならず、図２８の場
合には大きい固縛力を発揮させにくく、図２９の場合に
は予め螺着させたナット７９Ｂによる固縛操作に手間を
要することになる。作業性の低下は否めず、もちろん生
産性も悪くなるといった問題がある。In any case, the bent member is used as a support 71
In this case, the work becomes complicated and special tools are required. In addition, in the case of FIG. 28, it is difficult to exert a large securing force, and in the case of FIG. 29, the securing operation by the nut 79B screwed in advance requires time and effort. There is a problem that the workability is inevitably reduced and, of course, the productivity is also deteriorated.
【００１２】以上の組み付け操作は、支柱に対するビー
ムの取付姿勢を予め決定した状態でなされることになる
ので、柵をカーブさせたり直角に曲げる場合には、例え
ば図２５において支柱７１の側面に設ける一方の雌ねじ
孔７１ａに対して他方の雌ねじ孔７１ｂをかなり正確な
位置に設けなければならない。図３０の（ａ）のよう
に、柵を傾斜させる場合には水平に取りつけるための取
付具７７とは異なり、支柱７１の表面に沿った特殊形状
の接触面を取付具７７Ｍに与えておかなければならな
い。傾斜角度が異なれば図３０の（ｂ）のように左右の
取付具７７Ｎに別の接触面形状を与えるといったごと
く、設置場所にふさわしい種々の取付具を準備しておく
ことも要求されるようになる。The above assembling operation is performed in a state where the mounting posture of the beam with respect to the support is determined in advance. Therefore, when the fence is curved or bent at a right angle, for example, it is provided on the side surface of the support 71 in FIG. The other female screw hole 71b must be provided at a fairly accurate position with respect to the one female screw hole 71a. As shown in FIG. 30 (a), when the fence is inclined, unlike the fixture 77 for horizontal mounting, a specially shaped contact surface along the surface of the column 71 must be given to the fixture 77M. Must. If the inclination angles are different, it is also required to prepare various fittings suitable for the installation location, such as giving different contact surface shapes to the left and right fittings 77N as shown in FIG. 30 (b). Become.
【００１３】本発明は上記の問題に鑑みなされたもの
で、その目的は、支柱の表殻の厚薄にかかわらず支柱に
雌ねじ孔を設けるためのねじ切り加工をなくしかつ同じ
取付具を使用して柵をカーブさせたり傾斜させることが
できること、支柱とビームとの間の見栄えを取付具を介
して改善しまたボルトやナットなどの露出や突出を可及
的に減らして美感の向上を図ること、ねじ部材の採用本
数を減らしてビームに支柱を固定する操作が簡単となり
また解体も容易にできること、を実現した防護柵用ビー
ムの支柱取付構造を提供することである。SUMMARY OF THE INVENTION The present invention has been made in consideration of the above problems, and has as its object to eliminate the need for a threading process for providing a female screw hole in a column regardless of the thickness of the outer shell of the column, and to use a fence using the same fixture. Can be curved or tilted, the appearance between the column and the beam can be improved through the fixture, and the exposure and protrusion of bolts and nuts can be reduced as much as possible to improve the aesthetics. An object of the present invention is to provide a beam mounting structure for a beam for a protective fence, which realizes that the operation of fixing the column to the beam by simplifying the operation by reducing the number of members to be used and that the beam can be easily disassembled.
【００１４】[0014]
【課題を解決するための手段】本発明は、立ち並ぶ支柱
の側面に取付具を介してビームを連架した防護柵におけ
るビームの取付構造に適用される。その特徴とするとこ
ろは、図１等を参照して、取付具２は、ビーム３の先端
部にボルト締結される取付具本体５と、その取付具本体
を支柱１に連結する接続用台座体６とを有する。取付具
本体５は、ビーム３の先端部を挟持すべくビーム軸３ａ
の方向に延びる円筒状のビーム支持部１０とそのビーム
支持部１０の端部中心部位からビーム軸３ａ上を支柱１
に向けて延びる延出部１１とを備え、このビーム支持部
１０と延出部１１とが連なった状態でビーム軸３ａを境
に二分割された第一半割れ体５Ａと第二半割れ体５Ｂと
からなる。接続用台座体６は、延出部１１を挿通させる
べく台座軸６ａ方向に延びる貫通孔７ａが設けられた筒
状部７と、その筒状部の一方側に連なり支柱１の側面に
開口した取付孔１ａに挿入される支柱突入部８と、筒状
部７の他方側に形成されて取付孔１ａを支柱１の外部か
ら覆うと共に延出部１１の周囲を覆いビーム支持部１０
と支柱１とを連繋する連接部９とを有する。第一半割れ
体５Ａと第二半割れ体５Ｂのそれぞれの延出部１１Ａ，
１１Ｂの先端部分には相互に離反するように曲げられた
反り上がり部１２Ａ，１２Ｂが形成される一方、円筒状
したビーム支持部１０における支柱側には連接部９に密
接する接触面１０Ｍが形成される。そして、支柱突入部
８は台座軸６ａの方向に延びる切り込み８ａ（図５の
（ｂ）を参照）を有して延出部１１の挿入後に反り上が
り部１２Ａ，１２Ｂによって拡げられる複数の舌状片８
ｂからなり、連接部９の支柱側は支柱１の側面に沿うよ
うな着座部９ｂが形成されていることである。SUMMARY OF THE INVENTION The present invention is applied to a beam mounting structure in a protective fence in which a beam is connected to a side surface of a standing column through a mounting tool. 1 and the like, the fixture 2 includes a fixture main body 5 that is bolted to the distal end of the beam 3 and a connection pedestal body that connects the fixture main body to the column 1. 6. The fixture main body 5 has a beam axis 3a for holding the tip of the beam 3.
And a column 1 extending from the center of the end of the beam support 10 on the beam axis 3a.
A first half-split body 5A and a second half-split body which are divided into two parts along the beam axis 3a in a state where the beam support part 10 and the extension part 11 are connected to each other. 5B. The connecting pedestal 6 has a cylindrical portion 7 provided with a through-hole 7a extending in the direction of the pedestal shaft 6a so as to allow the extension portion 11 to pass therethrough, and is connected to one side of the cylindrical portion and opened to the side surface of the column 1. A column projecting portion 8 inserted into the mounting hole 1a, and a beam supporting portion 10 formed on the other side of the cylindrical portion 7 to cover the mounting hole 1a from the outside of the column 1 and cover the periphery of the extending portion 11
And a connecting portion 9 connecting the support 1 and the support 1. Each extension 11A of the first half-split body 5A and the second half-split body 5B,
Warped portions 12A and 12B which are bent so as to be separated from each other are formed at the tip portion of 11B, while a contact surface 10M which is in close contact with the connecting portion 9 is formed on the column side of the cylindrical beam support portion 10. Is done. And the support | pillar projecting part 8 has the notch 8a (refer FIG.5 (b)) extended in the direction of the pedestal axis | shaft 6a, and the several tongue shape expanded by the warpage parts 12A and 12B after the extension part 11 is inserted. Piece 8
b, and the support portion side of the connecting portion 9 has a seating portion 9 b formed along the side surface of the support column 1.
【００１５】接続用台座体６の連接部９は略半球状外面
９ａを備える一方、ビーム支持部１０の接触面１０Ｍは
その略半球状外面９ａを嵌着させる截頭円錐状座面１０
ａまたは略半球状座面１０ｂ（図７を参照）となってい
る。The connecting portion 9 of the connecting pedestal 6 has a substantially hemispherical outer surface 9a, while the contact surface 10M of the beam supporting portion 10 has a frusto-conical seating surface 10 on which the substantially hemispherical outer surface 9a is fitted.
a or a substantially hemispherical seating surface 10b (see FIG. 7).
【００１６】接続用台座体６の略半球状外面９ａを備え
る連接部９におけるビーム支持部１０側の一部に、図１
７に示すように、延出部１１の背面１１ａを嵌着させる
ことができる切欠き凹部１４を形成しておくとよい。FIG. 1 shows a portion of the connecting portion 9 having the substantially hemispherical outer surface 9a of the connecting pedestal body 6 on the side of the beam support portion 10.
As shown in FIG. 7, a notch recess 14 into which the back surface 11a of the extension 11 can be fitted may be formed.
【００１７】図１８の（ａ）に示すように、接続用台座
体６の連接部９は内部に截頭円錐状座面９ｃを備える一
方、ビーム支持部１０の接触面１０Ｍはその截頭円錐状
座面９ｃに嵌着する略半球状外面１０ｃを形成しておい
てもよいし、図１９の（ａ）のように、接続用台座体６
の連接部９の内部を略半球状座面９ｄとしておいてもよ
い。As shown in FIG. 18A, the connecting portion 9 of the connecting pedestal 6 has a frusto-conical seating surface 9c inside, while the contact surface 10M of the beam supporting portion 10 has a frusto-conical shape. A substantially hemispherical outer surface 10c to be fitted to the seating surface 9c may be formed, or as shown in FIG.
Of the connecting portion 9 may be a substantially hemispherical seating surface 9d.
【００１８】図２０に示すように、接続用台座体６の連
接部９の外形は円筒状であり、その端面には台座軸６ａ
に垂直な当接面１５が形成される一方、ビーム支持部１
０の接触面１０Ｍはその当接面１５と密接する平坦座面
１６としておいてもよい。この場合、連接部９の端部に
ビーム支持部１０の端部周囲を覆うリング状張り出し部
１７を形成しておくとよい。As shown in FIG. 20, the outer shape of the connecting portion 9 of the connecting pedestal body 6 is cylindrical, and its end face has a pedestal shaft 6a.
A contact surface 15 perpendicular to the beam support portion 1 is formed.
The zero contact surface 10M may be a flat seat surface 16 that is in close contact with the contact surface 15 thereof. In this case, it is preferable to form a ring-shaped overhang 17 at the end of the connecting portion 9 so as to cover the periphery of the end of the beam support 10.
【００１９】図１を参照して、第一半割れ体５Ａのビー
ム支持部１０の外面に皿孔１０ｐが形成される一方、第
二半割れ体５Ｂのビーム支持部１０の内面に形成した突
設部１０ｒ内に雌ねじ孔１０ｓが刻設され、ビーム３の
先端部に形成したボルト挿通孔３ｂに皿孔１０ｐから挿
入した丸皿ボルト１３を挿通させ、その丸皿ボルトの先
端を雌ねじ孔１０ｓに螺着させることにより、ビーム３
を取付具本体５に締結するようにしておく。なお、ボル
ト挿通孔３ｂおよび突設部挿通孔３ｃをビーム軸３ａの
方向に延びる長孔としておくとよい。Referring to FIG. 1, a countersink hole 10p is formed on the outer surface of beam support portion 10 of first half-split body 5A, while a protrusion formed on the inner surface of beam support portion 10 of second half-split body 5B. A female screw hole 10s is engraved in the installation portion 10r, and a round countersunk bolt 13 inserted from the countersunk hole 10p is inserted into a bolt insertion hole 3b formed at the tip of the beam 3, and the end of the round countersunk bolt is inserted into the female screw hole 10s. The beam 3
Is fastened to the fixture body 5. The bolt insertion holes 3b and the projecting portion insertion holes 3c may be elongated holes extending in the direction of the beam axis 3a.
【００２０】接続用台座体６は、ゴムや樹脂等の弾性体
で成形される。そして、接続用台座体６の舌状片８ｂの
外面に、支柱突入部８を支柱１の取付孔１ａに挿入した
後に接続用台座体６が支柱１から抜け落ちないようにす
るための突起８ｃ（図５を参照）が設けておくことが好
ましい。The connection pedestal 6 is formed of an elastic material such as rubber or resin. Then, a projection 8c (not shown) is formed on the outer surface of the tongue-shaped piece 8b of the connection pedestal 6 to prevent the connection pedestal 6 from dropping off from the support 1 after inserting the support piercing portion 8 into the mounting hole 1a of the support 1. (See FIG. 5).
【００２１】図３および図４を参照して、各半割れ体５
Ａ，５Ｂの延出部１１Ａ，１１Ｂの対向面に、ビーム軸
３ａの方向に延びる溝条１１ｍとその溝条に嵌着する突
条１１ｎとを形成しておいたり、ビーム支持部１０Ａ，
１０Ｂの長手方向縁の対向部に、ビーム軸３ａの方向に
延びて相互に係合する凹条１０ｍと凸条１０ｎとを形成
しておくとよい。Referring to FIG. 3 and FIG.
A groove 11m extending in the direction of the beam axis 3a and a ridge 11n fitted into the groove are formed on the facing surfaces of the extending portions 11A and 11B of the beam supporting portions 10A and 5B.
It is preferable that a concave line 10m and a convex line 10n that extend in the direction of the beam axis 3a and engage with each other are formed in the opposed portion of the longitudinal edge of 10B.
【００２２】[0022]
【発明の効果】本発明によれば、取付具本体がビーム軸
を境に二分割された第一半割れ体と第二半割れ体とから
なるので、それぞれのビーム支持部を対面させてビーム
の先端部を挟圧して保持する操作が容易となる。このビ
ーム連架操作において、接続用台座体の支柱突入部を支
柱の側面に開口した取付孔に挿入した後に、筒状部の貫
通孔に取付具本体の延出部を挿通すれば、反り上がり部
によって支柱突入部の舌状片を押し拡げて取付具本体が
支柱に取りつけられ、接続用台座体の連接部が取付孔を
支柱の外部から覆うと共に延出部の周囲を覆いビーム支
持部と支柱とを連繋することができる。ビームの先端部
を取付具本体にボルト締結すれば、ビームを挟持した取
付具がおのずと支柱に強固に締結され、しかも、支柱，
接続用台座体，取付具本体，ビームの連結状態の見栄え
がよくなる。一本のボルトを外せばその後の解体は極め
て容易である。支柱にねじ孔を設ける必要がないので、
支柱の表殻の厚薄にかかわらず同一種の取付具でもって
ビームを連架することができる。According to the present invention, since the fixture body is composed of the first half-split body and the second half-split body divided into two parts by the beam axis, the beam support portions face each other. The operation of pinching and holding the front end of the device becomes easy. In this beam linking operation, after inserting the support projection of the connection pedestal into the mounting hole opened on the side surface of the support, and then inserting the extension of the mounting body into the through-hole of the cylindrical portion, the warp rises. The tongue-like piece of the strut entry part is pushed and expanded by the part, and the fixture body is attached to the strut, the connecting part of the connection pedestal body covers the mounting hole from the outside of the strut and covers the periphery of the extension part and the beam support part. It can be connected to the support. If the tip of the beam is bolted to the fixture body, the fixture holding the beam is naturally firmly fastened to the column, and furthermore, the column,
The appearance of the connection state of the connection pedestal, the mounting body, and the beam is improved. If one bolt is removed, subsequent disassembly is extremely easy. Since there is no need to provide screw holes in the support,
Beams can be connected with the same type of fixture regardless of the thickness of the outer shell of the column.
【００２３】接続用台座体の連接部に略半球状外面を形
成し、ビーム支持部の接触面に截頭円錐状座面もしくは
略半球状座面を形成しておけば、支柱，接続用台座体，
取付具本体，ビームの連結状態は極めて滑らかとなり、
美感を向上させることができる。接続用台座体が支柱に
固定された状態においてもビームを支柱に対して少々傾
けることができ、ビームの取付姿勢に関係なく同一の取
付具を使用することができる。なお、連接部におけるビ
ーム支持部側の一部に、延出部の背面を嵌着させること
ができる切欠き凹部を設けておけば、ビームの傾斜を大
きくすることが可能となる。If a substantially hemispherical outer surface is formed on the connecting portion of the connecting pedestal body and a frustoconical seating surface or a substantially hemispherical seating surface is formed on the contact surface of the beam supporting portion, the support and the connecting pedestal can be formed. body,
The connection between the fixture body and the beam becomes extremely smooth,
Beauty can be improved. Even when the connection pedestal is fixed to the support, the beam can be slightly tilted with respect to the support, and the same mounting tool can be used regardless of the mounting posture of the beam. In addition, if a notch recessed part to which the back surface of the extension part can be fitted is provided in a part of the connecting part on the beam support part side, the inclination of the beam can be increased.
【００２４】接続用台座体の連接部の内部に截頭円錐状
座面または略半球状座面を形成し、ビーム支持部の接触
面に略半球状外面を設けておくと、接続用台座体が支柱
に固定された状態においてもビームを支柱に対して少々
は傾けることができ、ビームの取付姿勢に関係なく同一
の取付具を使用することができるようになる。When a truncated conical seat surface or a substantially hemispherical seat surface is formed inside the connecting portion of the connection pedestal body, and a substantially hemispherical outer surface is provided on the contact surface of the beam support portion, the connection pedestal body can be formed. Even when the beam is fixed to the column, the beam can be slightly inclined with respect to the column, and the same mounting tool can be used regardless of the mounting posture of the beam.
【００２５】接続用台座体の連接部の外形を円筒状と
し、その端面に台座軸に垂直な当接面を形成する一方、
ビーム支持部の接触面を平坦座面としておく場合も、ビ
ームの支柱取付部近傍の見栄えがよくなる。なお、連接
部の端部にビーム支持部の端部周囲を覆うリング状張り
出し部を設けておけば美感はさらに向上する。The connecting portion of the connecting pedestal body has a cylindrical outer shape, and a contact surface perpendicular to the pedestal axis is formed on the end surface thereof.
Even when the contact surface of the beam supporting portion is a flat seating surface, the appearance of the vicinity of the beam mounting portion is improved. If a ring-shaped overhanging portion is provided at the end of the connecting portion to cover the periphery of the end of the beam support, the aesthetic feeling is further improved.
【００２６】丸皿ボルトを用いてビームを挟持した第一
半割れ体と第二半割れ体とを締結するようにしかつその
ボルトの先端をビーム支持部内部の突設部に納めて露出
しないようにしているので取付具に突起物が現れなく、
見栄えがよいと共にそれらが衣服にひっかかるといった
ことも起こらなくなる。ましてや、丸皿ボルトの頭をビ
ームの下面となるようにすれば、ますます美感の高いも
のとなる。The first half-split body and the second half-split body holding the beam are fastened by using a round plate bolt, and the tip of the bolt is stored in a projecting portion inside the beam support so as not to be exposed. So no protrusions appear on the fixture,
They look good and they don't get stuck on clothes. Furthermore, if the head of the round plate bolt is made to be the lower surface of the beam, it will be more and more beautiful.
【００２７】ビームに設けられるボルト挿通孔および突
設部挿通孔をビーム軸方向に延びた長孔としておけば、
支柱間隔に建て込み誤差が生じても、丸皿ボルトの位置
を長孔内で少し変えれば、取付具本体から露出している
部分のビームの長さを調節することができる。If the bolt insertion hole and the projecting portion insertion hole provided in the beam are formed as elongated holes extending in the beam axis direction,
Even if there is an error in the spacing between the columns, if the position of the round plate bolt is slightly changed in the elongated hole, the length of the beam exposed from the fixture body can be adjusted.
【００２８】接続用台座体をゴムや樹脂等の弾性体で成
形しておけば、反り上がり部が進入した舌状片の変形は
容易であり、また、ビームを傾斜させた場合の連接部の
若干の変形も許容され、フレキシブルに対応させること
ができる。If the connecting pedestal is formed of an elastic material such as rubber or resin, the tongue-shaped piece into which the warped portion has entered can be easily deformed, and the connecting portion when the beam is inclined can be easily formed. A slight deformation is allowed, and it can be flexibly adapted.
【００２９】舌状片の外面に突起が設けられていると、
支柱突入部を支柱の取付孔に挿入した後に、接続用台座
体が支柱から簡単には抜け落ちない状態としておくこと
ができる。したがって、作業者が接続用台座体から手を
放しても次の操作にうつることができて都合がよい。If a projection is provided on the outer surface of the tongue,
After inserting the strut entry portion into the mounting hole of the strut, the connecting pedestal body can be kept in a state where it does not easily fall off the strut. Therefore, even if the operator releases his / her hand from the connection pedestal, the next operation can be conveniently performed.
【００３０】各半割れ体の延出部の対向面にビーム軸方
向に延びる突条と溝条とを形成しておけば、第二半割れ
体を第一半割れ体の延出部上で滑らせながら差し込む際
に、突条が溝条に嵌め込まれ、第二半割れ体の挿入姿勢
を安定させ、正しい位置で両者が向かい合わせとなる。If a ridge and a groove extending in the beam axis direction are formed on the opposing surface of the extension of each half-split, the second half-split is formed on the extension of the first half-split. When sliding in, the ridge is fitted into the groove to stabilize the insertion posture of the second half-split body, so that they face each other at the correct position.
【００３１】各半割れ体の半円筒状したビーム支持部の
長手方向縁の対向部に相互に係合する凹条と凸条とを設
けておく場合には、両半割れ体を一体にする時点で凹条
と凸条とが係合し、各半割れ体の位置や姿勢が正規のも
のとなり、丸皿ボルトによる締結時の作業性も向上す
る。In the case where concave and convex ridges that engage with each other are provided at opposing portions of the longitudinal edges of the semi-cylindrical beam support portion of each half-split body, the two half-split bodies are integrated. At this point, the concave ridge and the convex ridge engage with each other, the position and posture of each half-split body become regular, and workability at the time of fastening with the round plate bolt is also improved.
【００３２】[0032]
【発明の実施の形態】以下に本発明に係る防護柵用ビー
ムの支柱取付構造について、図面に基づき詳細に説明す
る。図２は、立ち並ぶ支柱１，１の側面に取付具２を介
してそれぞれのビーム３を上下に配置し連架した防護柵
４の正面図を表し、図１はその防護柵におけるビームの
取付構造の詳細図である。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a structure for mounting a beam for a protective fence according to the present invention. FIG. 2 shows a front view of a protective fence 4 in which the beams 3 are arranged vertically on the side surfaces of the standing pillars 1 and 1 via a fixture 2, and FIG. 1 is a mounting structure of the beam on the protective fence. FIG.
【００３３】取付具２は、ビーム３の先端部にボルト締
結される取付具本体５と、この取付具本体を円筒状断面
の支柱１に連結する接続用台座体６とを有する。取付具
本体５は半円筒状をした部分と支柱１に向けて延出する
部分からなるほぼ同一形状の第一半割れ体５Ａと第二半
割れ体５Ｂとからなる。接続用台座体６は支柱１の側面
に開口された円形の取付孔１ａに締着されるもので、筒
状部７，支柱突入部８および連接部９からなり、ゴムや
樹脂等の弾性体で成形される。The fixture 2 has a fixture body 5 that is bolted to the tip of the beam 3 and a connection pedestal 6 that connects the fixture body to the column 1 having a cylindrical cross section. The attachment body 5 is composed of a first half-split body 5A and a second half-split body 5B having substantially the same shape, each of which has a semi-cylindrical portion and a portion extending toward the column 1. The connection pedestal 6 is fastened to a circular mounting hole 1a opened on the side surface of the column 1 and includes a cylindrical portion 7, a column projection 8 and a connecting portion 9, and is made of an elastic material such as rubber or resin. Molded.
【００３４】詳しく述べると、取付具本体５はビーム３
の先端部を挟持すべくビーム軸３ａの方向に延びる円筒
状のビーム支持部１０と、このビーム支持部の端部中心
部位からビーム軸３ａ上を支柱１に向けて延びる円形断
面の延出部１１とを備える。そして、上記した第二半割
れ体５Ｂと第一半割れ体５Ａとは、このビーム支持部１
０と延出部１１とが連なった状態でビーム軸３ａを境に
下と上に二分割されて生じた図３および図４に示した形
状となっている。したがって、各半割れ体は、半円筒状
のビーム支持部１０Ａ，１０Ｂと半円形断面の延出部１
１Ａ，１１Ｂを備えることになる。More specifically, the fixture body 5 includes the beam 3
A cylindrical beam support 10 extending in the direction of the beam axis 3a to hold the tip of the beam support, and a circular cross-section extending from the center of the end of the beam support to the support 1 on the beam axis 3a. 11 is provided. The above-mentioned second half-split body 5B and first half-split body 5A are connected to the beam support 1
FIG. 3 and FIG. 4 are generated by dividing the beam axis 3a into two parts below and above in a state where 0 and the extension part 11 continue. Therefore, each half-split body has a semi-cylindrical beam support portion 10A, 10B and a semicircular cross-section extending portion 1.
1A and 11B.
【００３５】図１を参照して、接続用台座体６の筒状部
７は、図示のようにビーム３が支柱１に対して直角すな
わち水平に連架される場合にはビーム軸３ａと一致する
台座軸６ａを取り囲むように形成され、取付具本体５の
延出部１１を挿通させるべく台座軸６ａの方向に延びる
貫通孔７ａが設けられる。支柱突入部８はこの筒状部７
の一方側に連なり、支柱１の取付孔１ａに挿入される部
分である。連接部９は筒状部７の他方側に形成され、取
付孔１ａを支柱１の外部から覆うと共に延出部１１の周
囲を覆い、ビーム支持部１０と支柱１とを連繋する略半
球状外面９ａを備えている。Referring to FIG. 1, the cylindrical portion 7 of the connecting pedestal 6 coincides with the beam axis 3a when the beam 3 is connected to the support 1 at right angles, that is, horizontally. A through hole 7a is formed so as to surround the pedestal shaft 6a and extends in the direction of the pedestal shaft 6a so as to allow the extension 11 of the fixture body 5 to pass therethrough. The column-entry portion 8 is the cylindrical portion 7
And is inserted into the mounting hole 1a of the support column 1. The connecting portion 9 is formed on the other side of the cylindrical portion 7, covers the mounting hole 1 a from the outside of the column 1, covers the extension 11, and connects the beam supporting portion 10 and the column 1 to each other. 9a.
【００３６】この略半球状外面９ａの中心部分にも延出
部１１を挿通させるための開口が設けられ、その結果、
略半球状外面９ａのビーム側は環状のリップ９ｍが形成
される。このリップ９ｍの開口径は取付具本体５の延出
部１１の外径と略同じでもよいが、それよりやや大きく
しておくと後述する図９の操作が容易となる。それのみ
ならず、後述する図１４のように支柱１に対して取付具
本体５を傾けるための余地も確保しておくことができ
る。An opening for inserting the extension 11 is also provided at the center of the substantially hemispherical outer surface 9a.
An annular lip 9m is formed on the beam side of the substantially hemispherical outer surface 9a. The opening diameter of the lip 9m may be substantially the same as the outer diameter of the extending portion 11 of the attachment body 5, but if it is slightly larger, the operation of FIG. 9 described later becomes easier. In addition, it is possible to secure a space for inclining the fixture main body 5 with respect to the column 1 as shown in FIG. 14 described later.
【００３７】なお、接続用台座体６は前記したごとく弾
性体であり、これが単体の状態での外形は図５の（ａ）
のような水母状をしており、その断面は図６の（ａ）お
よび（ｂ）に示すように、支柱突入部８が筒状部７をそ
のまま略延長したような円筒状となっている。そして、
この支柱突入部８には、台座軸６ａの方向に延びる切り
込み８ａが図５の（ｂ）のように例えば周囲４箇所に設
けられ、その結果４枚の舌状片８ｂからなる。The connecting pedestal 6 is an elastic body as described above, and the outer shape of the connecting pedestal 6 as a single unit is shown in FIG.
As shown in FIGS. 6 (a) and 6 (b), the cross section thereof is a cylindrical shape in which the column projecting portion 8 is substantially extended from the cylindrical portion 7 as shown in FIGS. . And
5B, for example, four cutouts 8a extending in the direction of the pedestal shaft 6a are provided in the support projecting portion 8, and are formed of four tongue-shaped pieces 8b.
【００３８】この舌状片８ｂの外面には突起８ｃが設け
られ、図６の（ａ）のように支柱突入部８を支柱１の取
付孔１ａに挿入した後に接続用台座体６が支柱１から簡
単には抜け落ちないように配慮されている。本例では支
柱突入部８は円筒状とは言っても僅かに先細りとなった
截頭円錐形とされて取付孔１ａへの挿入を容易にしてい
るが、突起８ｃの無くなる部分の筒状部７の外径Ｄ
7 は、取付孔１ａの径と略同じに選定される。A projection 8c is provided on the outer surface of the tongue-shaped piece 8b, and after the column projecting portion 8 is inserted into the mounting hole 1a of the column 1 as shown in FIG. Care has been taken to ensure that they do not fall off easily. In the present embodiment, the strut protruding portion 8 has a slightly tapered frustoconical shape even though it has a cylindrical shape to facilitate insertion into the mounting hole 1a. Outer diameter D of 7
7 is selected to be substantially the same as the diameter of the mounting hole 1a.
【００３９】一方、筒状部７に設けた貫通孔７ａは図１
に示したように取付具本体５の延出部１１を挿通させる
ものであり、その貫通孔７ａの直径Ｄ7a（図６の（ａ）
を参照）は、取付具本体５を接続用台座体６にガタつき
なく取りつけるために延出部１１の外径と略同じに選定
される。On the other hand, the through hole 7a provided in the cylindrical portion 7 is
As shown in FIG. 6, the extension portion 11 of the fixture body 5 is inserted therethrough, and the diameter D 7a of the through hole 7a ((a) in FIG. 6)
) Is selected to be substantially the same as the outer diameter of the extending portion 11 in order to attach the mounting body 5 to the connection pedestal body 6 without looseness.
【００４０】前記した第一半割れ体５Ａと第二半割れ体
５Ｂのそれぞれのビーム支持部１０Ａ，１０Ｂは、図１
のようにビーム３の先端部を挟持するものである。一
方、延出部１１Ａ，１１Ｂの先端部分には、相互に離反
するように曲げられた反り上がり部１２Ａ，１２Ｂが形
成される。この反り上がり部は、接続用台座体６の支柱
突入部８に挿入され、後述する図１２のように、舌状片
８ｂ，８ｂを拡げるためのものである。したがって、接
続用台座体６をボルト等の締結部材を使用することな
く、強固に取付孔１ａに固定することができるようにな
っている。Each of the beam supporting portions 10A and 10B of the first half-half body 5A and the second half-half body 5B is shown in FIG.
The tip of the beam 3 is sandwiched as shown in FIG. On the other hand, warped portions 12A and 12B that are bent so as to be separated from each other are formed at the tip portions of the extended portions 11A and 11B. The warped-up portion is inserted into the column protruding portion 8 of the connection pedestal 6, and is for expanding the tongue-like pieces 8b, 8b as shown in FIG. Therefore, the connection base 6 can be firmly fixed to the mounting hole 1a without using a fastening member such as a bolt.
【００４１】円筒状したビーム支持部１０における支柱
側には図１のように接触面１０Ｍが設けられ、それが図
示のごとくの截頭円錐状座面１０ａであったり、図７の
ような略半球状座面１０ｂに形成され、これに連接部９
の略半球状外面９ａを嵌着させることができるようにな
っている。一方、連接部９の支柱側は、図６の（ａ）お
よび（ｂ）に示すように、支柱１の側面に沿うように変
化した着座部９ｂが形成される。A contact surface 10M is provided on the column side of the cylindrical beam support portion 10 as shown in FIG. 1, and is a frusto-conical seating surface 10a as shown in FIG. The connecting portion 9 is formed on the hemispherical seating surface 10b.
Can fit the substantially hemispherical outer surface 9a. On the other hand, as shown in FIGS. 6A and 6B, a seating portion 9 b that changes along the side surface of the column 1 is formed on the column side of the connecting portion 9.
【００４２】したがって、後述するようにして接続用台
座体６に取付具本体５を取りつけた図１の状態では、接
続用台座体６が支柱１の取付孔１ａを隠してビーム支持
部１０と支柱１に密接して連なる。その結果、支柱１と
ビーム３との間に生じる凹凸は極めて小さなものとな
り、美感に溢れた滑らかな連繋が実現される。Therefore, in the state shown in FIG. 1 in which the fixture main body 5 is mounted on the connection pedestal body 6 as will be described later, the connection pedestal body 6 hides the mounting hole 1a of the column 1 and the beam support portion 10 and the column. Connected closely to 1. As a result, the unevenness generated between the column 1 and the beam 3 is extremely small, and smooth connection full of beauty is realized.
【００４３】このように、ビーム支持部１０における略
半球状外面９ａとの接触面側を截頭円錐状座面１０ａま
たは略半球状座面１０ｂとしているので、後に述べる図
１４のごとく、取付具本体５を支柱１に対して少し角度
を持たせた状態で略半球状外面９ａを截頭円錐状座面１
０ａ等に嵌着させても、支柱１，接続用台座体６，取付
具本体５，ビーム３の連繋は滑らかであり、見栄えを損
なうことがない。As described above, since the contact surface side of the beam supporting portion 10 with the substantially hemispherical outer surface 9a is the frustoconical seating surface 10a or the substantially hemispherical seating surface 10b, as shown in FIG. A substantially hemispherical outer surface 9a is formed in a truncated conical seating surface 1 with the main body 5 at a slight angle to the support 1.
Even if it is fitted to 0a or the like, the connection of the support 1, the connecting pedestal 6, the fixture body 5, and the beam 3 is smooth and does not impair the appearance.
【００４４】ところで、第一半割れ体５Ａおよび第二半
割れ体５Ｂの各延出部１１Ａ，１１Ｂの対向面の中央に
は、図３の（ｂ）に示すビーム軸３ａの方向に延びる溝
条１１ｍと、この溝条に嵌着する図４の（ｂ）に示した
突条１１ｎとが形成される。各半割れ体は図３の（ａ）
および図４の（ａ）に示す反り上がり部１２Ａ，１２Ｂ
を有するので、接続用台座体６に同時に挿入することが
できない。By the way, a groove extending in the direction of the beam axis 3a shown in FIG. 3B is provided at the center of the opposing surfaces of the extending portions 11A and 11B of the first half-piece 5A and the second half-piece 5B. The ridge 11m and the protruding ridge 11n shown in FIG. 4B fitted to the groove are formed. Each half-split body is shown in FIG.
And warped portions 12A and 12B shown in FIG.
And cannot be simultaneously inserted into the connection pedestal body 6.
【００４５】そのため、例えば第一半割れ体５Ａを図８
のように完全に挿入した後に、図９から図１０のように
して第二半割れ体５Ｂが挿入される。第二半割れ体５Ｂ
の延出部１１Ｂを第一半割れ体５Ａの延出部１１Ａ上で
滑らせながら差し込む際に、突条１１ｎを溝条１１ｍに
嵌めれば第二半割れ体５Ｂの挿入姿勢の安定を図ること
ができ、また正しい位置で図１のように両者を向かい合
わせとすることが容易になる。Therefore, for example, the first half-split body 5A is
After the complete insertion as shown in FIG. 9, the second half-split body 5B is inserted as shown in FIGS. 2nd half cracked body 5B
When the extension 11B is inserted while sliding on the extension 11A of the first half-piece 5A, if the protrusion 11n is fitted into the groove 11m, the insertion posture of the second half-piece 5B is stabilized. And it is easy to face both at the correct position as shown in FIG.
【００４６】このような取付具本体５の第一半割れ体５
Ａのビーム支持部１０Ａの外面には図１に示したように
皿孔１０ｐが形成される一方、第二半割れ体５Ｂのビー
ム支持部１０Ｂの内面に形成した突設部１０ｒ内に雌ね
じ孔１０ｓが刻設される。したがって、ビーム３の先端
部に形成したボルト挿通孔３ｂに皿孔１０ｐから入れた
丸皿ボルト１３を挿通させ、この丸皿ボルトの先端を雌
ねじ孔１０ｓに螺着すれば、ビーム３を取付具本体５に
締結することができるようになる。The first half body 5 of such a mounting body 5
1, a countersink hole 10p is formed on the outer surface of the beam support portion 10A as shown in FIG. 1, while a female screw hole is formed in a projecting portion 10r formed on the inner surface of the beam support portion 10B of the second half-split body 5B. 10 s is engraved. Therefore, the beam 3 is inserted into the bolt insertion hole 3b formed at the tip of the beam 3, and the round plate bolt 13 inserted from the countersunk hole 10p is inserted into the female screw hole 10s. It can be fastened to the main body 5.
【００４７】なお、ボルト挿通孔３ｂは、その対向面に
設けられた突設部挿通孔３ｃと共にビーム軸３ａの方向
に延びる長孔となっていて、支柱間隔に建て込み誤差が
生じていても、丸皿ボルト１３の位置を長孔内で少しず
らすことによって取付具本体５から露出している部分の
ビーム３の長さを調節することができる。The bolt insertion hole 3b is an elongated hole extending in the direction of the beam axis 3a together with the projecting portion insertion hole 3c provided on the opposing surface thereof. By slightly shifting the position of the round plate bolt 13 in the elongated hole, the length of the beam 3 exposed from the fixture body 5 can be adjusted.
【００４８】ちなみに、本発明においては取付具本体５
が二分割型となっているので、取付具本体５にビーム３
を配置する際、先に挿入された第一半割れ体５Ａにビー
ム３を載せてから第二半割れ体５Ｂを接続用台座体６に
挿入されることになり、ビーム３の取りつけが容易であ
る。しかも、ビーム３を両半割れ体５Ａ，５Ｂで挟みつ
けるようにしているので、従来技術の図２５で示した筒
体にビームを挿入する際に必要な両者間の隙間αは不要
となる。それゆえに、第一半割れ体５Ａと第二半割れ体
５Ｂとを完全に組み合わせた状態では、図１１のよう
に、円筒状したビーム支持部１０の内径Ｄi をビーム３
の外径Ｄ3 と同じか少し小さくしておくことが可能とな
る。Incidentally, in the present invention, the fixture main body 5 is used.
Is divided into two parts, so that the beam 3
Is arranged, the beam 3 is placed on the first half-broken body 5A inserted first, and then the second half-broken body 5B is inserted into the connecting pedestal body 6, so that the mounting of the beam 3 is easy. is there. Moreover, since the beam 3 is sandwiched between the two half-broken bodies 5A and 5B, the gap α between the two required when inserting the beam into the cylindrical body shown in FIG. 25 of the related art is unnecessary. Therefore, in the state where the fully combined with the first half-split body 5A and the second half-split body 5B, as shown in FIG. 11, the beam 3 the internal diameter D i of the cylindrical beams support 10
It is possible to keep the same or slightly smaller outer diameter D 3.
【００４９】すなわち、ビーム３の外径がビーム支持部
１０の内径よりも少し大きい場合には、丸皿ボルト１３
を締結したときビーム３がビーム支持部１０Ａ，１０Ｂ
によって強固に保持されることになる。したがって、ビ
ーム３が取付具本体５の中でガタつくこともなくなる。
なお、ビーム支持部１０Ａ，１０Ｂを合わせたときに両
者が食い違うことなく確実に対面できるように、本例に
おいては図３および図４に示したように、ビーム支持部
１０Ａ，１０Ｂの長手方向縁の対向部にビーム軸３ａの
方向へ延びて相互に係合する凹条１０ｍと凸条１０ｎと
が形成されている。That is, if the outer diameter of the beam 3 is slightly larger than the inner diameter of the beam support 10,
When the beam is fastened, the beam 3 is
Will be held firmly. Therefore, the beam 3 does not rattle in the fixture body 5.
In this example, as shown in FIG. 3 and FIG. 4, the longitudinal edges of the beam supporting portions 10A and 10B are used to ensure that the beam supporting portions 10A and 10B can face each other when they are combined. Are formed in the opposite portion of the projections 10m and 10n that extend in the direction of the beam axis 3a and engage with each other.
【００５０】以上述べた構成によると、次のようにして
ビーム３を支柱１に取りつけ、防護柵を形成することが
できる。まず、図６（ａ）および（ｂ）に示すように、
接続用台座体６を支柱１の取付孔１ａに臨ませ、切り込
み８ａの空間を利用して支柱突入部８の舌状片８ｂを相
互に少し寄せて取付孔１ａへ挿入する。完全に挿入され
ると舌状片８ｂが弾力で復元し、筒状部７を介して接続
用台座体６が支柱１に支えられると同時に、支柱突入部
８が僅かな力では簡単に抜けない状態となる。なお、図
示のように舌状片８ｂの背面に突起８ｃが設けられてい
ると、その端部が取付孔１ａの周縁に当接してより一層
抜けにくくなる。いずれにしても、作業者は接続用台座
体６から手を放すことができる。According to the configuration described above, the beam 3 can be attached to the column 1 to form a protective fence as follows. First, as shown in FIGS. 6A and 6B,
The connecting pedestal 6 faces the mounting hole 1a of the column 1, and the tongue-shaped pieces 8b of the column protruding portion 8 are slightly moved toward each other using the space of the cut 8a and inserted into the mounting hole 1a. When fully inserted, the tongue-shaped piece 8b is restored by elasticity, and the connecting pedestal 6 is supported by the column 1 via the cylindrical portion 7, and at the same time, the column projecting portion 8 cannot be easily removed with a slight force. State. If the projection 8c is provided on the back surface of the tongue-shaped piece 8b as shown in the figure, the end of the projection 8c comes into contact with the peripheral edge of the mounting hole 1a, which makes it more difficult to come off. In any case, the operator can release his hand from the connection pedestal 6.
【００５１】この状態では、接続用台座体６の連接部９
の端部に設けられている着座部９ｂが、図６の（ａ），
（ｂ）のように支柱１の外面に沿うように密着する。次
に、図８のように連接部９のリップ９ｍの開口から第一
半割れ体５Ａを挿入する。開口に第一半割れ体５Ａを刺
し込むときは、二点鎖線で示すように、反り上がり部１
２Ａが筒状部７を通過する程度の姿勢となるように傾斜
させておく。徐々に傾斜を減らして截頭円錐状座面１０
ａが略半球状外面９ａに当接するまで延出部１１Ａを貫
通孔７ａに通し、その後に、第一半割れ体５Ａを実線の
ように水平にする。このとき、反り上がり部１２Ａが舌
状片８ｂの一つもしくは二つを外方へ押し曲げる。In this state, the connecting portion 9 of the connecting pedestal 6
The seating portion 9b provided at the end portion of FIG.
As shown in (b), the column is closely attached along the outer surface of the column 1. Next, as shown in FIG. 8, the first half-split body 5A is inserted through the opening of the lip 9m of the connecting portion 9. When piercing the first half-split body 5A into the opening, as shown by the two-dot chain line,
2A is tilted so as to be in a posture of passing the cylindrical portion 7. Gradually reduce the slope and frusto-conical seating surface 10
The extension 11A is passed through the through-hole 7a until a contacts the substantially hemispherical outer surface 9a, and then the first half-broken body 5A is made horizontal as shown by a solid line. At this time, the warped portion 12A pushes and bends one or two of the tongue pieces 8b outward.
【００５２】次に、第一半割れ体５Ａを片手で支えてお
き、第二半割れ体５Ｂを傾斜させて図９のように反り上
がり部１２Ｂをリップ９ｍの残りの開口に挿入する。そ
の後に強引に第二半割れ体５Ｂの傾斜を減らしながら押
し込むと、図１０のように反り上がり部１２Ｂが貫通孔
７ａを通過し、他の舌状片８ｂを押し拡げる。截頭円錐
状座面１０ａが略半球状外面９ａに当接するまで延出部
１１Ｂを挿入すると、図１のような状態となる。Next, the first half-split body 5A is supported by one hand, the second half-split body 5B is inclined, and the warped portion 12B is inserted into the remaining opening of the lip 9m as shown in FIG. After that, when the second half-split body 5B is forcibly pushed while reducing its inclination, the warped-up portion 12B passes through the through-hole 7a as shown in FIG. 10, and pushes and spreads the other tongue-shaped piece 8b. When the extension 11B is inserted until the truncated conical seating surface 10a contacts the substantially hemispherical outer surface 9a, a state as shown in FIG. 1 is obtained.
【００５３】このとき、反り上がり部１２Ａ，１２Ｂと
舌状片８ｂ，８ｂとの係合状態は図１２のようになる。
すなわち、図８の時点で第一半割れ体５Ａの反り上がり
部１２Ａが図１２の（ａ）のように一つの舌状片８ｂと
重なるように入っていると、第二半割れ体５Ｂの反り上
がり部１２Ｂも対向位置にある舌状片８ｂと重なる。第
一半割れ体５Ａの反り上がり部１２Ａが図１２の（ｂ）
のように舌状片８ｂ，８ｂの間に入っていると、第二半
割れ体５Ｂの反り上がり部１２Ｂも他の舌状片８ｂ，８
ｂの間に入る。いずれの状態になっても差し支えはな
く、弾性体である拡がった舌状片８ｂを介して取付具本
体５が支柱１に取りつけられることになるので、ガタつ
きの発生は防止される。作業者は図８における操作にお
いて、接続用台座体６が支柱１にどのような姿勢で取り
つけられているかを気にする必要もない。At this time, the engagement between the warped portions 12A, 12B and the tongues 8b, 8b is as shown in FIG.
In other words, if the warped portion 12A of the first half-split body 5A enters so as to overlap with one tongue-shaped piece 8b as shown in FIG. The warped portion 12B also overlaps with the tongue-shaped piece 8b at the opposing position. The warped portion 12A of the first half-split body 5A is shown in FIG.
When it enters between the tongue-shaped pieces 8b, 8b as shown in FIG.
Enter between b. In any state, there is no problem, and since the fixture body 5 is attached to the column 1 via the expanded tongue-shaped piece 8b which is an elastic body, rattling is prevented. In the operation in FIG. 8, the operator does not need to worry about the posture of the connection pedestal 6 attached to the column 1.
【００５４】なお、支柱１の側面に設ける取付孔１ａは
円形にかぎらず、矩形，多角形，楕円などの非円形の開
口としておいても差し支えない。もちろん、非円形の場
合にも接続用台座体６の筒状部７を挿通させるに十分な
開口でなければならないことは言うまでもないが、対向
縁間距離の最も短いところは筒状部７の外径Ｄ7 （図６
の（ａ）を参照）と略同じに選定される。いずれの場合
も延出部１１Ａ，１１Ｂの反り上がり部１２Ａ，１２Ｂ
が各舌状片８ｂを図１２のように押し拡げ、大きく拡げ
られた舌状片８ｂの基部が取付孔１ａの周縁と緊密に噛
みあう。これによって、接続用台座体６および取付具本
体５が支柱１から抜け出ることはなく、強固に締結され
る。もちろん、接続用台座体６の支柱に対する取付姿勢
が変わることもない。The mounting hole 1a provided on the side surface of the column 1 is not limited to a circular shape, but may be a non-circular opening such as a rectangle, a polygon, and an ellipse. Of course, even in the case of a non-circular shape, it is needless to say that the opening must be sufficient to allow the cylindrical portion 7 of the connection pedestal 6 to be inserted. Diameter D 7 (Fig. 6
(A)). In any case, the warped portions 12A, 12B of the extending portions 11A, 11B.
Pushes and spreads each tongue 8b as shown in FIG. 12, and the base of the greatly expanded tongue 8b closely meshes with the periphery of the mounting hole 1a. As a result, the connection base 6 and the fixture main body 5 do not come off from the column 1 and are firmly fastened. Of course, the mounting posture of the connection pedestal 6 with respect to the support does not change.
【００５５】接続用台座体６に連接した取付具本体５に
ビーム３を取りつけるときは、図１０の時点の状態で第
二半割れ体５Ｂを少し持ち上げて、ビーム支持部１０
Ａ，１０Ｂで形成されるビーム支持空間を拡げればよ
い。または、図９と図１０との中間の時点でビームの先
端部を挿入し、図１のように、第二半割れ体５Ｂのビー
ム支持部１０Ｂの内面に形成した突設部１０ｒをビーム
３の突設部挿通孔３ｃに嵌め込んだ後に、第二半割れ体
５Ｂを第一半割れ体５Ａに合わせるべく第二半割れ体５
Ｂを接続用台座体６に深く押し込む。When the beam 3 is to be mounted on the fixture body 5 connected to the connecting pedestal 6, the second half-split body 5B is slightly lifted in the state shown in FIG.
What is necessary is just to expand the beam support space formed by A and 10B. Alternatively, the tip of the beam is inserted at an intermediate point between FIG. 9 and FIG. 10, and the projecting portion 10r formed on the inner surface of the beam support portion 10B of the second half-split body 5B as shown in FIG. After fitting into the protruding portion insertion hole 3c, the second half-split body 5B is aligned with the first half-split body 5A.
B is pushed deep into the connection base 6.
【００５６】最後に、図１３のように、丸皿ボルト１３
を第一半割れ体５Ａの皿孔１０ｐからビーム３のボルト
挿通孔３ｂに通し、その先端を突設部１０ｒの雌ねじ孔
１０ｓに螺着すると、ビーム３が取付具本体５と接続用
台座体６とを介して完全に支柱１に取りつけられる。な
お、ビーム３がすでに他方の支柱の取付具に取りつけら
れていてビーム３を軸方向に変位させることができなく
ても、ボルト挿通孔３ｂおよび突設部挿通孔３ｃはビー
ム軸３ａの方向に長孔であり（図１を参照）、丸皿ボル
ト１３と突設部１０ｒとの取りつけ操作が阻害されるこ
とはない。Finally, as shown in FIG.
Is passed from the countersunk hole 10p of the first half-split body 5A to the bolt insertion hole 3b of the beam 3, and the tip is screwed into the female screw hole 10s of the protruding portion 10r. 6 and is completely attached to the column 1. Note that even if the beam 3 is already attached to the fixture of the other column and the beam 3 cannot be displaced in the axial direction, the bolt insertion hole 3b and the protruding portion insertion hole 3c are oriented in the direction of the beam axis 3a. Since it is a long hole (see FIG. 1), the mounting operation of the round plate bolt 13 and the protruding portion 10r is not hindered.
【００５７】ビーム３を取付具本体５に挟み込む操作は
上記にかぎらず、図８の実線の状態にある第一半割れ体
５Ａの上にビーム３を載せ、その後に図９のように第二
半割れ体５Ｂを接続用台座体６に挿入するようにしても
よい。いずれにしても、本例においては延出部１１Ａ，
１１Ｂの対向面に設けられた突条１１ｎを溝条１１ｍに
嵌着させ、第二半割れ体５Ｂを第一半割れ体５Ａ上で滑
らかにスライドさせることができ、両者を正しい位置に
取りつける操作が補助されて都合がよい。The operation of sandwiching the beam 3 into the fixture main body 5 is not limited to the above. The beam 3 is placed on the first half-split body 5A in the state of the solid line in FIG. 8, and then the second half as shown in FIG. The half-split body 5B may be inserted into the pedestal 6 for connection. In any case, in this example, the extension portions 11A,
An operation in which the protrusion 11n provided on the opposing surface of 11B is fitted into the groove 11m, and the second half-split body 5B can be slid smoothly on the first half-split body 5A, and both are mounted in the correct positions. Is assisted and convenient.
【００５８】前述したごとく、ビーム支持部１０Ａ，１
０Ｂの長手方向縁の対向部に凹条１０ｍと凸条１０ｎが
設けられていれば、図１０の後に第二半割れ体５Ｂが第
一半割れ体５Ａと一体になる時点で両者が係合し、各半
割れ体の位置や姿勢が正規のものとなり、丸皿ボルトに
よる締結時の作業性も向上する。As described above, the beam supports 10A, 1
If the ridges 10m and the ridges 10n are provided at the opposing portions of the longitudinal edges of 0B, when the second half-split body 5B becomes integral with the first half-split body 5A after FIG. However, the position and posture of each half-split body become regular, and workability at the time of fastening with the round plate bolt is also improved.
【００５９】以上の操作によってビームが水平となるよ
うにすなわち支柱１に対して直角となるように取りつけ
ることができるが、図１のように組みあがった後にビー
ム３を押し下げるなどすると、接触面１０Ｍが略半球状
外面９ａに摺接して、図１４のようにビーム３を支柱１
に対して傾斜させることができる。すなわち、略半球状
外面９ａの下側のリップ９ｍの先端を延出部１１Ａに接
触するまでの任意の位置で止めれば、所望する傾斜が極
めて簡単な操作で実現される。なお、連接部９はビーム
３の傾斜により少し歪むがその変形は傾斜に応じた柔軟
性のあるものとなる。図は垂直面内でビーム３が傾斜し
ているが、水平面内で左または右に振ることも、垂直面
と水平面の中間の面内で振ることもできる。By the above operation, the beam can be mounted so as to be horizontal, that is, at right angles to the column 1, but if the beam 3 is pushed down after being assembled as shown in FIG. Slides on the substantially hemispherical outer surface 9a, and as shown in FIG.
Can be inclined with respect to That is, if the tip of the lower lip 9m on the lower side of the substantially hemispherical outer surface 9a is stopped at an arbitrary position until it comes into contact with the extension 11A, the desired inclination can be realized by an extremely simple operation. Although the connecting portion 9 is slightly distorted by the inclination of the beam 3, the deformation becomes flexible according to the inclination. Although the beam 3 is tilted in the vertical plane in the figure, the beam 3 can be swung left or right in the horizontal plane, or can be swung in the plane between the vertical plane and the horizontal plane.
【００６０】図１の場合も図１４のときも、接続用台座
体６の略半球状外面９ａの形は大きく変わらなく、連接
部９の着座部９ｂは支柱１の側面に当接した状態に維持
される。接続用台座体６の連接部９は略半球状であるの
で、それが接触面１０Ｍとの間で取付具本体５との連続
性を維持して、取付具２における部分での見栄えを損な
うことがない。In both the case of FIG. 1 and the case of FIG. 14, the shape of the substantially hemispherical outer surface 9a of the connecting pedestal body 6 is not largely changed, and the seating portion 9b of the connecting portion 9 is in contact with the side surface of the column 1. Will be maintained. Since the connecting portion 9 of the connecting pedestal 6 is substantially hemispherical, the connecting portion 9 maintains continuity with the fixture main body 5 with the contact surface 10M and impairs the appearance of the portion of the fixture 2. There is no.
【００６１】図１４の例におけるビーム３の傾斜角は、
略半球状外面９ａの下側のリップ９ｍの先端が延出部１
１Ａに接触する時点が限界である。そこで、ビーム３に
大きい傾斜角度を与えたい場合には、例えば図１５の
（ａ）のような措置を施せばよい。すなわち、接続用台
座体６のうち筒状部７と連接部９におけるビーム支持部
側とを台座軸６ａに対して軸対称形のままにしておく一
方、連接部９の支柱側のリップ９ｎの台座軸方向の長さ
を異ならせつつ、（ｂ）のように支柱１の側面に沿わせ
ることができるようにすればよい。The inclination angle of the beam 3 in the example of FIG.
The tip of the lip 9m below the substantially hemispherical outer surface 9a is the extension 1
The point of contact with 1A is the limit. Therefore, when it is desired to give the beam 3 a large inclination angle, for example, a measure as shown in FIG. That is, while the cylindrical portion 7 and the beam supporting portion side of the connecting portion 9 of the connecting pedestal body 6 are kept axially symmetrical with respect to the pedestal shaft 6a, the lip 9n of the connecting portion 9 on the column side is maintained. What is necessary is just to make it possible to follow the side surface of the support | pillar 1 like (b), making the length of a pedestal axial direction different.
【００６２】このようにするために、略半球状外面９ａ
の支柱側の下に位置するリップ９ｎL の交差ハッチング
した部分９ｎc を図１５の（ａ）のようにカットして短
くするか、接続用台座体６を成形する時点で支柱側の下
に位置するリップ９ｎL を上に位置するリップ９ｎU よ
り短くしておけばよい。このようにしたとき、略半球状
外面９ａのビーム側のリップ９ｍを支柱１に直角な線１
ｂから見ると、同図の（ｂ）のように波を打った形とな
る。ナイフでもって処置する場合は防護柵の設置現場に
おいて行うことができ、予め成形しておく場合には図１
とは異なる成形型が必要となるものの、その他について
は取付具２によってビーム３を支柱１に取りつける操作
に変わるところがなく、図１６のようにして取りつけら
れる。To do so, the substantially hemispherical outer surface 9a
Do shorter cut as lip 9n L 15 cross hatched portion 9n c which is located beneath the strut side (a), the lower strut side at the time of forming the connecting base body 6 position the lip 9n L it is sufficient to shorten the lip 9n U located above. In this case, the lip 9m on the beam side of the substantially hemispherical outer surface 9a is connected to a line 1 perpendicular to the support 1.
When viewed from the point b, the shape becomes wavy as shown in FIG. When the treatment is performed with a knife, it can be performed at the installation site of the protective fence.
Although a different mold is required, the operation for attaching the beam 3 to the column 1 by the fixture 2 is the same for the other components, and the beam 3 is attached as shown in FIG.
【００６３】上記のようにナイフによる現場作業の場合
は支柱の側面に沿うようにカットしなければならず、一
部非軸対称形の接続用台座体６を成形するには異なる成
形型が必要になり、結局は図６の（ａ），（ｂ）のごと
き標準品とは形の異なる標準外品とを準備しなければな
らなくなる。そこで、連接部９におけるビーム支持部側
の部分すなわちリップ９ｍの一部に、図１７の（ａ）に
示すような円弧状の切欠き凹部１４を少なくとも一箇所
形成しておき、（ｂ）のように、取付具本体５の延出部
１１の背面１１ａを嵌着させることができるようにして
おくとよい。As described above, in the case of the on-site work using a knife, the cutting must be performed along the side surface of the column, and a different molding die is required to form the connection pedestal 6 which is partially non-axisymmetric. Eventually, it is necessary to prepare a nonstandard product having a different shape from the standard product as shown in FIGS. 6 (a) and 6 (b). Therefore, at least one arc-shaped notch concave portion 14 as shown in FIG. 17A is formed in a portion of the connecting portion 9 on the beam supporting portion side, that is, a part of the lip 9m, as shown in FIG. Thus, it is preferable that the back surface 11a of the extension portion 11 of the attachment body 5 can be fitted.
【００６４】このような切欠き凹部１４を設けておけ
ば、図１７の（ｃ）のように、略半球状外面９ａの切欠
き凹部１４のリップ９ｍS の先端が延出部１１Ａの円弧
状背面１１ａに接触するまで、取付具本体５を接続用台
座体６に対して傾けることができる。すなわち、図１７
の（ｂ）において、一点鎖線の延出部１１は図１の姿勢
であり、二点鎖線の延出部１１は図１４における姿勢で
あって、切欠き凹部１４がある場合には、実線で示した
延出部１１の姿勢までが可能となり、傾斜角度はより一
層大きくなることが分かる。なお、リップ９ｍ，９ｍS
は図１７の（ｃ）のように截頭円錐状座面１０ａ等に嵌
着していることは勿論であり、取付具２によるビーム３
と支柱１との接続部における連続性も維持される。[0064] if it such a cutout recess 14 is provided, as shown in (c) of FIG. 17, the arcuate tip end of the lip 9m S of the cutout recess 14 of a substantially hemispherical outer surface 9a is extended portion 11A The fixture body 5 can be tilted with respect to the connection pedestal 6 until it comes into contact with the back surface 11a. That is, FIG.
(B), the one-dot chain line extending part 11 is in the posture of FIG. 1 and the two-dot chain line extending part 11 is in the posture of FIG. It can be seen that the posture of the extending portion 11 shown is possible, and the inclination angle is further increased. In addition, lip 9m, 9m S
17 is fitted on the frusto-conical seating surface 10a or the like as shown in FIG.
The continuity at the connection between the and the support 1 is also maintained.
【００６５】この切欠き凹部１４を略半球状外面９ａ上
に延出部１１の直径Ｄ11と同じか少し大きい部分円弧を
なすように二以上設けても差し支えないが、切欠き凹部
１４に嵌め込まれる取付具本体５の延出部１１は当然の
ことながら一つであるので、異なる直径の延出部に対応
させることができるように二箇所に大きさの異なる切欠
き凹部を設けるといった特別な場合を除き複数設ける必
要はない。[0065] Although no problem be provided as two or more forms of the same or slightly larger partial arc to the diameter D 11 of the extending portion 11 of the recess 14 this notch on a substantially hemispherical outer surface 9a, fitted into the recess 14 notch Of course, the number of the extending portions 11 of the mounting body 5 is one, so that special notches such as two notches having different sizes are provided so as to correspond to the extending portions having different diameters. It is not necessary to provide a plurality unless otherwise.
【００６６】なお、その切欠き凹部１４のリップ９ｍS
の先端部が延出部１１Ａの背面に必ず当接しなければな
らないというものではないので、やや深い切欠き凹部１
４を一箇所設けておいて延出部１１Ａの嵌め込み深さを
適宜選択すれば、任意の傾斜姿勢に対応させることがで
きることは述べるまでもない。このような切欠き凹部１
４を有する接続用台座体６としておけば、標準品と標準
外品の機能を兼ね備えた汎用性の高い接続用台座体とす
ることができる。The lip 9 m S of the cutout recess 14 is used.
Is not necessarily in contact with the back of the extension 11A, so that the notch recess 1 is slightly deeper.
Needless to say, it is possible to cope with an arbitrary inclined posture by providing one portion 4 and appropriately selecting the fitting depth of the extension portion 11A. Such a notch recess 1
If the connection pedestal 6 having 4 is used, it can be a highly versatile connection pedestal having both functions of a standard product and a non-standard product.
【００６７】上記の例では、図１のように、接続用台座
体６の連接部９が略半球状外面９ａを備える一方、ビー
ム支持部１０の接触面１０Ｍが截頭円錐状座面１０ａと
なっていたり、図７に示したように、接触面１０Ｍが略
半球状座面１０ｂとなった雌雄嵌合の連繋関係となって
いる。しかし、これとは雌雄関係が逆となっていてもよ
い。図１８の（ａ）は、接続用台座体６の連接部９の内
部に截頭円錐状座面９ｃが備えられる一方、ビーム支持
部１０の接触面１０Ｍがその截頭円錐状座面９ｃに嵌着
する略半球状外面１０ｃとなっている。また、図１９の
（ａ）の場合には、接続用台座体６の連接部９の内部に
略半球状座面９ｄが備えられ、ビーム支持部１０の略半
球状外面１０ｃを嵌着させることができるようになって
いる。In the above example, as shown in FIG. 1, the connecting portion 9 of the connecting pedestal 6 has a substantially hemispherical outer surface 9a, while the contact surface 10M of the beam supporting portion 10 has a frusto-conical seating surface 10a. As shown in FIG. 7, the contact surface 10M has a substantially hemispherical seating surface 10b, and has a connection relationship of male and female fitting. However, the sex relationship may be reversed. In FIG. 18A, a frusto-conical seating surface 9c is provided inside the connecting portion 9 of the connecting pedestal body 6, while a contact surface 10M of the beam supporting portion 10 is provided on the frusto-conical seating surface 9c. It has a substantially hemispherical outer surface 10c to be fitted. In the case of FIG. 19A, a substantially hemispherical seating surface 9d is provided inside the connecting portion 9 of the connection pedestal 6, and the substantially hemispherical outer surface 10c of the beam supporting portion 10 is fitted. Is available.
【００６８】すなわち、接続用台座体６は、筒状部７
と、その一方側に連なる支柱突入部８と、筒状部７の他
方側に形成されて取付孔１ａを支柱１の外部から覆うと
共に延出部１１の周囲を覆いビーム支持部１０と支柱１
とに密接して連繋する截頭円錐座面９ｃまたは略半球状
座面９ｄを備えた連接部９とからなっている。そして、
円筒状したビーム支持部１０における支柱側には截頭円
錐座面９ｃもしくは略半球状座面９ｄに嵌着する略半球
状外面１０ｃが形成される。That is, the connecting pedestal body 6 is
And a column projecting portion 8 connected to one side thereof, and a beam supporting portion 10 formed on the other side of the cylindrical portion 7 to cover the mounting hole 1a from the outside of the column 1 and to cover the periphery of the extending portion 11 and the beam supporting portion 10 and the column 1
And a connecting portion 9 provided with a frusto-conical seating surface 9c or a substantially hemispherical seating surface 9d which is closely connected to the connecting portion 9a. And
A substantially hemispherical outer surface 10c fitted on the truncated cone seating surface 9c or the substantially hemispherical seating surface 9d is formed on the column side of the cylindrical beam support portion 10.
【００６９】いずれの例においても、図示のごとく支柱
１に対して直角となるように取りつけることができる
が、そのように組みあげた後にビーム３を押し下げるな
どすると、図１８の（ｂ）および図１９の（ｂ）のよう
に、ビーム３を支柱１に対して傾斜させることができ
る。すなわち、截頭円錐座面９ｃもしくは略半球状座面
９ｄが略半球状外面１０ｃから見栄え悪く離反しないま
での任意の位置でとめておけば、所望する傾斜を極めて
簡単な操作で実現することができる。In any of the examples, the beam can be mounted at right angles to the column 1 as shown in the figure. However, if the beam 3 is depressed after assembling in such a manner, as shown in FIG. As shown in FIG. 19B, the beam 3 can be inclined with respect to the support 1. That is, if the frustoconical seating surface 9c or the substantially hemispherical seating surface 9d is stopped at an arbitrary position until it does not separate from the substantially hemispherical outer surface 10c, the desired inclination can be realized by an extremely simple operation. it can.
【００７０】図２０の例では、接続用台座体６の連接部
９の外形は円筒状であり、その端面には台座軸６ａに垂
直な当接面１５が形成されている。その一方、ビーム支
持部１０の接触面１０Ｍはこの当接面と密接する平坦座
面１６となっている。すなわち、接続用台座体６は、延
出部１１を挿通させる貫通孔７ａが設けられた筒状部７
と、この筒状部の一方側に連なり支柱１の側面に開口し
た取付孔１ａに挿入される支柱突入部８と、筒状部７の
他方側に形成されて取付孔１ａを支柱１の外部から覆う
と共に延出部１１の周囲を覆いビーム支持部１０と支柱
１とに密接して連繋する外形が円筒状となっており、そ
の端面に当接面１５が形成された連接部９とを有した恰
好となっている。そして、取付具本体５の円筒状したビ
ーム支持部１０における支柱側には当接面１５と密接す
る平坦座面１６が形成される。In the example shown in FIG. 20, the connecting portion 9 of the connecting pedestal 6 has a cylindrical outer shape, and a contact surface 15 perpendicular to the pedestal shaft 6a is formed on an end surface thereof. On the other hand, the contact surface 10M of the beam support portion 10 is a flat seat surface 16 that is in close contact with the contact surface. That is, the connecting pedestal 6 is formed of a cylindrical portion 7 having a through-hole 7 a through which the extension 11 is inserted.
And a column protruding portion 8 which is connected to one side of the cylindrical portion and is inserted into a mounting hole 1a opened on the side surface of the column 1, and a mounting hole 1a formed on the other side of the cylindrical portion 7 is provided outside the column 1. And a connecting portion 9 having a cylindrical outer shape that covers the periphery of the extending portion 11 and that is in close contact with the beam support portion 10 and the column 1, and has a contact surface 15 formed on an end surface thereof. It has been dressed. A flat seating surface 16 that is in close contact with the contact surface 15 is formed on the column side of the cylindrical beam support portion 10 of the fixture body 5.
【００７１】このような接続用台座体６の連接部９の連
繋部は図の下側に破線で示したように突き当て形式とな
っていてもよいが、図示のようにビーム支持部１０の端
部周囲を覆うリング状張り出し部１７を設けておけば、
接続用台座体６と取付具本体５との連続部分の見栄えが
向上する。The connecting portion of the connecting portion 9 of the connecting pedestal 6 may be of a contact type as shown by a broken line on the lower side of the figure, but as shown in FIG. If a ring-shaped overhang portion 17 covering the periphery of the end is provided,
The appearance of a continuous portion between the connection pedestal body 6 and the fixture main body 5 is improved.
【００７２】このように、接続用台座体６の連接部９の
外形が円筒状であり、その端部にリング状張り出し部１
７が形成されている場合に、図２１の上半部に示すごと
くリング状張り出し部１７の内部に空間１８を残してお
いてもよい。この場合には、ビーム支持部１０の接触面
１０Ｍはリング状張り出し部１７の内面と係合する円筒
状外面１９となる。なお、連接部９が図中の下半部に破
線，一点鎖線，二点鎖線で示すようないずれの形状の場
合でも、支柱側のリップを無くして着座部９ｂが広くな
るようにしておくこともできる。図２２はビーム支持部
１０の円筒部分の周囲にリング状張り出し部２０を形成
したもので、これが連接部９のビーム支持部側の周囲に
被さるようにしておいてもよい。As described above, the outer shape of the connecting portion 9 of the connecting pedestal body 6 is cylindrical, and the ring-shaped overhang portion 1 is attached to the end thereof.
When the groove 7 is formed, a space 18 may be left inside the ring-shaped projection 17 as shown in the upper half of FIG. In this case, the contact surface 10M of the beam support 10 becomes the cylindrical outer surface 19 that engages with the inner surface of the ring-shaped overhanging portion 17. In the case where the connecting portion 9 has any shape as indicated by a broken line, a one-dot chain line, and a two-dot chain line in the lower half of the drawing, the lip on the column side is eliminated and the seating portion 9b is made wider. Can also. FIG. 22 shows a case where a ring-shaped overhang 20 is formed around the cylindrical portion of the beam support 10, and this may be arranged to cover the periphery of the connecting portion 9 on the beam support side.
【００７３】以上のいずれの例も、支柱１の断面が円筒
状である場合であり、支柱の側面に沿うリップ９ｎの着
座部９ｂは例えば図６に示すように曲線や曲面を呈す
る。しかし、図示しないが支柱の側面に平坦な面があっ
て、そこに取付孔が形成されている場合には、リップ９
ｎの全ての着座部９ｂが同一面内に存在するようになる
だけであり、したがって、支柱の断面が円筒状である場
合にかぎらず、矩形や多角形の断面をした支柱にも本発
明を適用することができる。In each of the above examples, the cross section of the column 1 is cylindrical, and the seat 9b of the lip 9n along the side surface of the column has a curved or curved surface as shown in FIG. 6, for example. However, although not shown, when the support has a flat surface on the side surface and a mounting hole is formed therein, the lip 9
n only exist in the same plane, so that the present invention can be applied not only to the case where the cross section of the column is cylindrical, but also to the column having a rectangular or polygonal cross section. Can be applied.
【００７４】以上の説明から分かるように、支柱１の取
付孔１ａが支柱側面の円筒面または平坦面に設けられて
いる場合には、接続用台座体６は筒状部７と連接部９と
が台座軸６ａを含む面に対して上下もしくは左右対称形
となる。ましてや、支柱の取付孔が支柱側面の平坦面に
設けられる場合には、図１５，図１７の例を除き、台座
軸６ａに対して軸対称形となる。As can be seen from the above description, when the mounting hole 1a of the column 1 is provided on the cylindrical surface or the flat surface of the column side, the connecting pedestal 6 is connected to the cylindrical portion 7 and the connecting portion 9 with each other. Are vertically or horizontally symmetrical with respect to the plane including the pedestal shaft 6a. Furthermore, when the mounting holes for the columns are provided on the flat surfaces on the side surfaces of the columns, they become axially symmetric with respect to the pedestal shaft 6a except for the examples in FIGS.
【００７５】ちなみに、ビーム支持部１０の端部中心部
位からビーム軸３ａ上を支柱１に向けて延びる延出部１
１は円形断面にかぎらず、パイプ状などの円筒形であっ
てもよい。この場合には、図３の（ｂ）に示したビーム
軸３ａの方向に延びる溝条１１ｍや図４の（ｂ）に示し
た突条１１ｎの代わりに、同図中のような凹条１０ｍや
凸条１０ｎに相当するものを、半円筒状した延出部の長
手方向縁の対向部に形成しておけば、図９等に相当する
操作において第二半割れ体５Ｂの延出部１１Ｂを第一半
割れ体５Ａの延出部１１Ａの上で滑らせながら差し込む
ときの挿入姿勢の安定が図られる。The extension 1 extending from the center of the end of the beam support 10 toward the support 1 along the beam axis 3a.
1 is not limited to a circular cross section, but may be a cylindrical shape such as a pipe. In this case, instead of the groove 11m extending in the direction of the beam axis 3a shown in FIG. 3B or the ridge 11n shown in FIG. 4B, a concave line 10m as shown in FIG. If the material corresponding to the ridges 10n is formed on the opposite portion of the longitudinal edge of the semi-cylindrical extending portion, the extending portion 11B of the second half-split body 5B can be operated in an operation corresponding to FIG. Is inserted into the first half-split body 5A while sliding over the extension 11A of the first half-split body 5A.
【００７６】また、延出部１１は円形や円筒形にかぎら
ず、矩形・多角形・楕円等の非円形もしくは非円筒形と
しておいてもよい。この場合には、筒状部７の貫通孔７
ａが延出部１１の外形と略同等の孔形状となることは言
うまでもない。そして、支柱突入部８の舌状片８ｂは図
５の（ｂ）のように環状の配列となることはなく、筒状
部７をそのまま略延長したように形成される。The extension 11 is not limited to a circular or cylindrical shape, but may be a non-circular or non-cylindrical shape such as a rectangle, polygon, or ellipse. In this case, the through hole 7 of the cylindrical portion 7
It goes without saying that a has a hole shape substantially equal to the outer shape of the extension portion 11. The tongue-shaped pieces 8b of the column-entry portion 8 do not have an annular arrangement as shown in FIG. 5B, but are formed as if the cylindrical portion 7 was substantially extended.
【００７７】ところで、例えば図２３の（ａ）に示すよ
うに、取付孔１ａが支柱側面の円筒面に形成されている
場合には、取付孔は円形であれ矩形，多角形，楕円等の
非円形であれ、連接部９の着座部９ｂが図１７の
（ａ），（ｂ）のように曲面を呈していることから、接
続用台座体６を支柱１に対して回転させることはできな
い。しかし、延出部１１の断面が円形もしくは円筒形で
あって、筒状部の貫通孔７ａが延出部１１の外形と略同
等の孔形状となっている場合には、反り上がり部１２
Ａ，１２Ｂを舌状片８ｂに対して図１２の（ａ）から
（ｂ）を経るように強引に回転させれば、延出部１１も
筒状部７に対して簡単に回転する。したがって、取付具
本体５は接続用台座体６に対して回転可能であり、ビー
ム３を回転させることができる。By the way, as shown in FIG. 23 (a), when the mounting hole 1a is formed in the cylindrical surface on the side of the column, the mounting hole may be circular, rectangular, polygonal, elliptical or other non-circular shape. Even if it is circular, since the seating portion 9b of the connecting portion 9 has a curved surface as shown in FIGS. 17A and 17B, the connecting pedestal 6 cannot be rotated with respect to the column 1. However, if the cross section of the extension 11 is circular or cylindrical and the through-hole 7a of the cylindrical portion has a hole shape substantially equivalent to the outer shape of the extension 11, the warped portion 12
If A and 12B are forcibly rotated with respect to the tongue-shaped piece 8b so as to pass from FIG. 12A to FIG. 12B, the extension 11 also easily rotates with respect to the cylindrical part 7. Therefore, the fixture main body 5 is rotatable with respect to the connection pedestal 6, and the beam 3 can be rotated.
【００７８】しかし、図２３の（ｂ）に示すように、延
出部１１の断面が矩形，多角形，楕円等の非円形であれ
ば、延出部１１を筒状部７に対して回転させることがで
きないために、ビーム３を回転させることは不可能とな
る。However, as shown in FIG. 23B, if the cross section of the extension 11 is non-circular such as rectangular, polygonal, elliptical, etc., the extension 11 is rotated with respect to the cylindrical portion 7. Because of this, it is impossible to rotate the beam 3.
【００７９】図２３の（ｃ）に示すように、取付孔１ａ
が支柱側面の平坦面に形成されている場合には、取付孔
が円形でも非円形であっても、延出部１１が円形であれ
ばビーム３を回転させることができる。すなわち、取付
孔が円形の場合には接続用台座体６が取付孔１ａに対し
て回転可能であり、取付具本体５も接続用台座体６に対
して回転することができるからである。取付孔１ａが非
円形である場合には、接続用台座体６は回転できない
が、取付具本体５は接続用台座体６に対して回転可能で
ある。As shown in FIG. 23C, the mounting hole 1a
Is formed on a flat surface of the side surface of the column, the beam 3 can be rotated as long as the extending portion 11 is circular, regardless of whether the mounting hole is circular or non-circular. That is, when the mounting hole is circular, the connection pedestal 6 can rotate with respect to the mounting hole 1a, and the mounting body 5 can also rotate with respect to the connection pedestal 6. If the mounting hole 1a is non-circular, the connection pedestal 6 cannot rotate, but the mounting body 5 can rotate with respect to the connection pedestal 6.
【００８０】なお、図２３の（ｄ）に示すように、平坦
面に形成されている取付孔１ａが円形であれば、延出部
１１の断面が非円形であっても、接続用台座体６が取付
孔１ａに対して回転可能であるので、取付具本体５が接
続用台座体６に対して回転不可能であっても、ビーム３
を回転させることができる。As shown in FIG. 23 (d), if the mounting hole 1a formed in the flat surface is circular, even if the cross section of the extension portion 11 is non-circular, the connection pedestal body is formed. 6 is rotatable with respect to the mounting hole 1a.
Can be rotated.
【００８１】最後に、図２３の（ｅ）に示すように、平
坦面に形成されている取付孔１ａが非円形であり、延出
部１１の断面も非円形であれば、ビーム３の回転は不可
能である。Finally, as shown in FIG. 23 (e), if the mounting hole 1a formed in the flat surface is non-circular and the cross section of the extension 11 is also non-circular, Is impossible.
【００８２】前述したように、丸皿ボルトの頭は嵩張ら
ないものとなっているが、その頭を人目につかないよう
にするためには、図１のごとく丸皿ボルト１３が転倒し
た姿勢にあることが好ましい。すなわち、ビームを組み
込んだ後に少し大きい力を掛けてビーム３を回すことが
できれば、図１とは逆に第一半割れ体５Ａを上に第二半
割れ体５Ｂを下にするといったことが可能となる。した
がって、丸皿ボルトの締結するに先立ち頭が上もしくは
横にくるように回転させれば、締結操作が容易となる利
点がある。締結後に再度回転させればボルト頭を下にし
て見栄えをよくしておくことができる。なお、ビーム３
を回転させる必要のない場合には、上記した図２３の
（ｂ）や（ｅ）のような選択としておいてもよい。As described above, the head of the round plate bolt is not bulky. However, in order to prevent the head from being noticed, the round plate bolt 13 is in an overturned position as shown in FIG. Is preferred. That is, if the beam 3 can be turned by applying a slightly large force after the beam is assembled, it is possible to turn the first half-split body 5A up and the second half-split body 5B down, contrary to FIG. Becomes Therefore, if the head is turned up or sideways before the round plate bolt is fastened, there is an advantage that the fastening operation becomes easy. If the bolt is turned again after the fastening, the appearance can be improved with the bolt head down. Note that beam 3
If it is not necessary to rotate, the selection may be made as shown in FIG. 23 (b) or (e).
【００８３】いずれの例においても、使用されるボルト
はビーム３を取付具本体５に固定するものだけであるの
で、その丸皿ボルトさえ外せば、図１０，図９，図８の
順に操作して、ビーム３ならびに取付具本体５や接続用
台座体６を取り外すことができる。なお、以上の説明に
おいては、理解を容易にするために図面に則して上や下
と表現をしたり、第一や第二の接頭語を付すなどしてい
るが、あくまでも便宜上のものであって、図面に表した
姿勢や方向のみに限るものでないことは述べるまでもな
い。In any of the examples, the only bolts used are those for fixing the beam 3 to the fixture main body 5, so if only the round plate bolts are removed, the operation is performed in the order of FIG. 10, FIG. 9, and FIG. Thus, the beam 3, the fixture main body 5, and the connection pedestal 6 can be removed. In the above description, for ease of understanding, upper and lower expressions are used in accordance with the drawings, and first and second prefixes are added, but for convenience only. It goes without saying that the present invention is not limited to the posture and direction shown in the drawings.
【図１】 本発明に係る防護柵用ビームの支柱取付構造
を表した最初の実施形態における組み込み断面図。FIG. 1 is an assembled cross-sectional view of a first embodiment showing a support mounting structure of a beam for a protective fence according to the present invention.
【図２】 防護柵の一例を表した概略図。FIG. 2 is a schematic diagram illustrating an example of a protective fence.
【図３】 取付具本体のうちの第一半割れ体であって、
（ａ）は正面図、（ｂ）は（ａ）中のIII −III 線矢視
図。FIG. 3 is a first half-split body of the fixture body,
(A) is a front view, (b) is a view taken along line III-III in (a).
【図４】 取付具本体のうちの第二半割れ体であって、
（ａ）は正面図、（ｂ）は（ａ）中のIV−IV線矢視図。FIG. 4 is a second half of the fixture body,
(A) is a front view, (b) is a view taken along line IV-IV in (a).
【図５】 接続用台座体であって、（ａ）は正面図、
（ｂ）は（ａ）中のＶ−Ｖ線矢視図。5 (a) is a front view of a connection pedestal body, FIG.
(B) is a view on arrow VV in (a).
【図６】 接続用台座体であって、（ａ）は断面図、
（ｂ）は（ａ）中のVI−VI線矢視図。6A and 6B are connection pedestals, wherein FIG.
(B) is a view taken along line VI-VI in (a).
【図７】 ビーム支持部に略半球状座面が備えられた場
合の概略図。FIG. 7 is a schematic diagram of a case where a substantially hemispherical seating surface is provided on a beam support unit.
【図８】 支柱に取りつけた接続用台座体に第一半割れ
体を挿入する操作を表した概略図。FIG. 8 is a schematic diagram showing an operation of inserting a first half-split body into a connection pedestal body attached to a support.
【図９】 第一半割れ体を取りつけた後に第二半割れ体
を挿入する操作を表した概略図。FIG. 9 is a schematic diagram showing an operation of inserting a second half-split body after attaching the first half-split body.
【図１０】 第二半割れ体を深く挿入したときの操作
図。FIG. 10 is an operation diagram when the second half-split body is inserted deeply.
【図１１】 第一半割れ体と第二半割れ体とを合わせた
状態でのビーム支持部の内径と、ビーム支持部に挟持さ
れるビームの外径との寸法関係を表した概略図。FIG. 11 is a schematic diagram illustrating a dimensional relationship between an inner diameter of a beam support portion and an outer diameter of a beam sandwiched between the beam support portions in a state where the first half-split body and the second half-split body are combined.
【図１２】 支柱内における舌状片と反り上がり部との
係止状態を示した図１中のXII −XII 線相当箇所の矢視
であって、（ａ）は反り上がり部が舌状片と重なった場
合の前面図、（ｂ）は反り上がり部が舌状片の間に入っ
ている場合の前面図。12A and 12B are views taken along a line corresponding to line XII-XII in FIG. 1 showing a locked state between the tongue-shaped pieces and the warped portions in the column, and FIG. (B) is a front view when the warped portion is located between the tongue-shaped pieces.
【図１３】 ビームをビーム支持部によって挟持し、丸
皿ボルトで締結しようとする締結作業図。FIG. 13 is a fastening operation diagram in which a beam is held by a beam supporting portion and is to be fastened with a round plate bolt.
【図１４】 ビームを傾斜させた状態の取付状態図。FIG. 14 is a mounting state diagram in a state where the beam is inclined.
【図１５】 支柱側のリップの一部をカットした接続用
台座体であって、（ａ）は支柱の側面方向から見た断面
図、（ｂ）は（ａ）中のXV−XV線矢視図。15A and 15B are connection pedestals in which a portion of a lip on a support side is cut, in which FIG. 15A is a cross-sectional view as viewed from the side of the support, and FIG. 15B is an XV-XV line arrow in FIG. View.
【図１６】 支柱側のリップの一部をカットした接続用
台座体を介してビームを連架したときの断面図。FIG. 16 is a cross-sectional view when a beam is connected via a connection pedestal body in which a part of a lip on a support side is cut.
【図１７】 ビーム支持部側のリップの一部に切欠き凹
部を与えた接続用台座体であって、（ａ）は外面図、
（ｂ）は支柱の側面方向から見た断面図、（ｃ）はビー
ムを連架したときの断面図。17A and 17B are connection pedestals in which a notch recess is provided in a part of a lip on a beam support portion side, wherein FIG.
(B) is sectional drawing seen from the side surface direction of the support | pillar, (c) is sectional drawing when a beam is connected.
【図１８】 接続用台座体の連接部に截頭円錐状座面を
与えた異なる形態の取付具であって、（ａ）は断面図、
（ｂ）は傾斜させた場合の断面図。FIGS. 18A and 18B are mounting tools of a different form in which a connecting portion of a connecting pedestal body is provided with a frusto-conical seating surface, wherein FIG.
(B) is a cross-sectional view when inclined.
【図１９】 連接部に略半球状座面を与えた異なる形態
の取付具であって、（ａ）は断面図、（ｂ）は傾斜させ
た場合の断面図。19 (a) and 19 (b) are cross-sectional views of different types of attachments in which a connecting portion is provided with a substantially hemispherical seating surface.
【図２０】 さらに異なる形態の取付具の断面図。FIG. 20 is a cross-sectional view of an attachment having a different form.
【図２１】 さらに異なる形態の取付具の断面図。FIG. 21 is a cross-sectional view of a mounting tool of still another form.
【図２２】 さらに異なる形態の取付具の断面図。FIG. 22 is a cross-sectional view of a mounting tool of still another form.
【図２３】 支柱の側面に設けられた取付孔の形状と、
取付孔に嵌着される接続用台座体の筒状部に挿通される
延出部の形状との各種の組み合わせならびにビームの回
転の可否を説明する概略図。FIG. 23 shows the shape of a mounting hole provided on a side surface of a support,
The schematic diagram explaining various combinations with the shape of the extending part inserted in the cylindrical part of the connection pedestal body fitted in an attachment hole, and the propriety of rotation of a beam.
【図２４】 従来技術における防護柵用の取付具の一例
の断面図。FIG. 24 is a cross-sectional view of an example of a fitting for a protective fence according to the related art.
【図２５】 従来技術における防護柵用の異なる取付具
の一例の断面図。FIG. 25 is a cross-sectional view of an example of a different fitting for a protective fence in the prior art.
【図２６】 従来技術における薄肉パイプの支柱のうち
柵端の支柱に適用した取付具による連繋例の断面図。FIG. 26 is a cross-sectional view of a connection example using a fitting applied to a post at a fence end of a post of a thin-walled pipe according to a conventional technique.
【図２７】 柵の中間に位置する支柱に適用した取付具
の連繋図。FIG. 27 is a connection diagram of a fixture applied to a post located in the middle of a fence.
【図２８】 柵の角に位置する支柱に適用した取付具の
連繋図。FIG. 28 is a connection diagram of a fixture applied to a column located at a corner of a fence.
【図２９】 柵の角に位置する支柱に適用した他の締結
形式の取付具の連繋図。FIG. 29 is a connection diagram of a fixture of another fastening type applied to a column located at a corner of a fence.
【図３０】 （ａ）は支柱を境に水平ビームと傾斜ビー
ムを取りつけた場合の断面図、（ｂ）は支柱の左右に傾
斜したビームを取りつけた場合の断面図。30A is a cross-sectional view when a horizontal beam and an inclined beam are attached to a column, and FIG. 30B is a cross-sectional view when a beam inclined to the left and right of the column is attached.
１…支柱、１ａ…取付孔、２…取付具、３…ビーム、３
ａ…ビーム軸、３ｂ…ボルト挿通孔、３ｃ…突設部挿通
孔、４…防護柵、５…取付具本体、５Ａ…第一半割れ
体、５Ｂ…第二半割れ体、６…接続用台座体、６ａ…台
座軸、７…筒状部、７ａ…貫通孔、８…支柱突入部、８
ａ…切り込み、８ｂ…舌状片、８ｃ…突起、９…連接
部、９ａ…略半球状外面、９ｂ…着座部、９ｃ…截頭円
錐状座面、９ｄ…略半球状座面、１０，１０Ａ，１０Ｂ
…ビーム支持部、１０Ｍ…接触面、１０ａ…截頭円錐状
座面、１０ｂ…略半球状座面、１０ｃ…略半球状外面、
１０ｍ…凹条、１０ｎ…凸条、１０ｐ…皿孔、１０ｒ…
突設部、１０ｓ…雌ねじ孔、１１，１１Ａ，１１Ｂ…延
出部、１１ａ…背面、１１ｍ…溝条、１１ｎ…突条、１
２Ａ，１２Ｂ…反り上がり部、１３…丸皿ボルト、１４
…切欠き凹部、１５…当接面、１６…平坦座面、１７…
リング状張り出し部、１９…円筒状外面。DESCRIPTION OF SYMBOLS 1 ... Prop, 1a ... Mounting hole, 2 ... Mounting tool, 3 ... Beam, 3
a ... beam axis, 3b ... bolt insertion hole, 3c ... projection part insertion hole, 4 ... protection fence, 5 ... mounting fixture main body, 5A ... first half split, 5B ... second half split, 6 ... connection Pedestal body, 6a: Pedestal shaft, 7: Cylindrical part, 7a: Through hole, 8: Protruding part, 8
a ... notch, 8b ... tongue, 8c ... projection, 9 ... connecting part, 9a ... substantially hemispherical outer surface, 9b ... seating part, 9c ... frustoconical seating surface, 9d ... substantially hemispherical seating surface, 10, 10A, 10B
... Beam support, 10M contact surface, 10a truncated conical seating surface, 10b approximately semispherical seating surface, 10c approximately semispherical outer surface,
10m: concave, 10n: convex, 10p: countersink, 10r:
Projected portion, 10 s female screw hole, 11, 11A, 11B extended portion, 11a rear surface, 11m groove, 11n projected ridge, 1
2A, 12B: Warped portion, 13: Round plate bolt, 14
... Notch recess, 15 ... Abutment surface, 16 ... Flat seating surface, 17 ...
Ring-shaped overhang, 19 ... cylindrical outer surface.
Claims (14)
ームを連架した防護柵におけるビームの取付構造におい
て、 前記取付具は、ビームの先端部にボルト締結される取付
具本体と、該取付具本体を支柱に連結する接続用台座体
とを有し、 前記取付具本体は、ビームの先端部を挟持すべくビーム
軸方向に延びる円筒状のビーム支持部と該ビーム支持部
の端部中心部位からビーム軸上を支柱に向けて延びる延
出部とを備え、このビーム支持部と延出部とが連なった
状態でビーム軸を境に二分割された第一半割れ体と第二
半割れ体とからなり、 前記接続用台座体は、前記延出部を挿通させるべく台座
軸方向に延びる貫通孔が設けられた筒状部と、該筒状部
の一方側に連なり前記支柱の側面に開口した取付孔に挿
入される支柱突入部と、前記筒状部の他方側に形成され
て前記取付孔を支柱の外部から覆うと共に前記延出部の
周囲を覆い前記ビーム支持部と支柱とを連繋する連接部
とを有し、 前記第一半割れ体と第二半割れ体のそれぞれの延出部の
先端部分には相互に離反するように曲げられた反り上が
り部が形成される一方、円筒状したビーム支持部におけ
る支柱側には前記連接部に密接する接触面が形成され、 前記支柱突入部は台座軸方向に延びる切り込みを有して
前記延出部の挿入後に前記反り上がり部によって拡げら
れる複数の舌状片からなり、前記連接部の支柱側は支柱
の側面に沿うような着座部が形成されていることを特徴
とする防護柵用ビームの支柱取付構造。1. A beam mounting structure for a protective fence in which a beam is connected to a side surface of a standing column via a mounting tool, wherein the mounting tool includes a mounting body that is bolted to a tip end of the beam, and the mounting body. A mounting pedestal body for connecting the tool main body to a support, wherein the mounting tool main body has a cylindrical beam support portion extending in the beam axis direction so as to sandwich a beam tip, and a center of an end of the beam support portion. A first half-split body and a second half which are divided into two parts with the beam axis as a boundary in a state where the beam support part and the extension part are connected to each other. The connection pedestal body includes a tubular portion provided with a through-hole extending in the pedestal axial direction so as to allow the extension portion to pass therethrough, and a side surface of the support column connected to one side of the tubular portion. A column insertion portion inserted into a mounting hole opened in the cylindrical portion; A connecting portion formed on the other side to cover the mounting hole from the outside of the column and to cover the periphery of the extending portion and connect the beam supporting portion and the column, and the first half-split body and the At the tip of each extension part of the half-split body, a warped part bent so as to be separated from each other is formed, while on the support side of the cylindrical beam support part, it comes into close contact with the connecting part. A contact surface is formed, and the strut protrusion includes a plurality of tongue-shaped pieces that have cuts extending in the pedestal axis direction and are expanded by the warped portion after the extension is inserted, and the strut side of the connecting portion is A supporting column mounting structure for a beam for a protective fence, wherein a seating portion is formed along the side surface of the column.
面を備える一方、前記ビーム支持部の接触面は該略半球
状外面を嵌着させる截頭円錐状座面となっていることを
特徴とする請求項１に記載された防護柵用ビームの支柱
取付構造。2. The connecting portion of the connection pedestal body has a substantially hemispherical outer surface, and the contact surface of the beam support portion is a frusto-conical seating surface for fitting the substantially hemispherical outer surface. The supporting column mounting structure for a beam for a protective fence according to claim 1, characterized in that:
面を備える一方、前記ビーム支持部の接触面は該略半球
状外面を嵌着させる略半球状座面となっていることを特
徴とする請求項１に記載された防護柵用ビームの支柱取
付構造。3. The connecting portion of the connection pedestal body has a substantially hemispherical outer surface, while the contact surface of the beam support portion is a substantially hemispherical seating surface on which the substantially hemispherical outer surface is fitted. A support mounting structure for a beam for a protective fence according to claim 1.
る連接部における前記ビーム支持部側の一部に、前記延
出部の背面を嵌着させることができる切欠き凹部が形成
されていることを特徴とする請求項２または請求項３に
記載された防護柵用ビームの支柱取付構造。4. A notch recessed portion to which a back surface of the extension portion can be fitted is formed in a part of the connecting portion of the connection pedestal body having a substantially hemispherical outer surface on the side of the beam support portion. 4. The supporting column mounting structure for a beam for a protective fence according to claim 2, wherein the supporting column is provided.
円錐状座面を備える一方、前記ビーム支持部の接触面は
該截頭円錐状座面に嵌着する略半球状外面となっている
ことを特徴とする請求項１に記載された防護柵用ビーム
の支柱取付構造。5. The connecting portion of the connection pedestal body has a frusto-conical seat surface inside, and the contact surface of the beam support portion has a substantially hemispherical outer surface fitted to the frusto-conical seat surface. The support post mounting structure for a beam for a protective fence according to claim 1, wherein the support is provided.
球状座面を備える一方、前記ビーム支持部の接触面は該
略半球状座面に嵌着する略半球状外面となっていること
を特徴とする請求項１に記載された防護柵用ビームの支
柱取付構造。6. The connecting portion of the connection pedestal body has a substantially hemispherical seating surface inside, and the contact surface of the beam support portion is a substantially hemispherical outer surface fitted to the substantially hemispherical seating surface. The support post mounting structure for a beam for a protective fence according to claim 1, wherein:
状であり、その端面には台座軸に垂直な当接面が形成さ
れる一方、前記ビーム支持部の接触面は該当接面と密接
する平坦座面となっていることを特徴とする請求項１に
記載された防護柵用ビームの支柱取付構造。7. The connecting portion of the connecting pedestal body has a cylindrical outer shape, and a contact surface perpendicular to the pedestal axis is formed on an end surface of the connecting portion, while the contact surface of the beam supporting portion is a corresponding contact surface. 2. The supporting column mounting structure for a beam for a protective fence according to claim 1, wherein the supporting column has a flat seating surface which is in close contact with the support.
の端部周囲を覆うリング状張り出し部が形成されている
ことを特徴とする請求項７に記載された防護柵用ビーム
の支柱取付構造。8. The support column for a beam for a protective fence according to claim 7, wherein a ring-shaped overhang portion is formed at an end of the connecting portion to cover a periphery of the end of the beam support portion. Mounting structure.
に皿孔が形成される一方、前記第二半割れ体のビーム支
持部の内面に形成した突設部内に雌ねじ孔が刻設され、
前記ビームの先端部に形成したボルト挿通孔に前記皿孔
から挿入した丸皿ボルトを挿通させ、該丸皿ボルトの先
端を前記雌ねじ孔に螺着させることにより、ビームを前
記取付具本体に締結するようにしたことを特徴とする請
求項１ないし請求項８のいずれかに記載された防護柵用
ビームの支柱取付構造。9. A countersunk hole is formed on an outer surface of the beam support portion of the first half-split body, and a female screw hole is formed in a projecting portion formed on an inner surface of the beam support portion of the second half-split body. And
A round plate bolt inserted from the countersunk hole is inserted into a bolt insertion hole formed at the tip of the beam, and the tip of the round plate bolt is screwed into the female screw hole, thereby fastening the beam to the mounting fixture body. 9. The support post mounting structure for a beam for a protective fence according to claim 1, wherein the support fence beam is provided.
嵌める突設部挿通孔はビーム軸方向に延びる長孔となっ
ていることを特徴とする請求項９に記載された防護柵用
ビームの支柱取付構造。10. The protection fence beam according to claim 9, wherein the bolt insertion hole and the projecting portion insertion hole for fitting the projecting portion are elongated holes extending in the beam axis direction. Post mounting structure.
性体で成形されていることを特徴とする請求項１ないし
請求項１０のいずれかに記載された防護柵用ビームの支
柱取付構造。11. The mounting structure according to claim 1, wherein the connection pedestal is formed of an elastic material such as rubber or resin. .
部を支柱の取付孔に挿入した後に前記接続用台座体が支
柱から抜け落ちないようにするための突起が設けられて
いることを特徴とする請求項１ないし請求項１１のいず
れかに記載された防護柵用ビームの支柱取付構造。12. An outer surface of the tongue-shaped piece is provided with a projection for preventing the connection pedestal from falling off from the support post after the support column insertion portion is inserted into a mounting hole of the support column. A support mounting structure for a beam for a protective fence according to any one of claims 1 to 11.
は、ビーム軸方向に延びる突条と該突条に嵌着する溝条
が形成されていることを特徴とする請求項１ないし請求
項１２のいずれかに記載された防護柵用ビームの支柱取
付構造。13. A ridge extending in the beam axis direction and a groove fitted to the ridge are formed on a surface of the half-split body facing the extension. A support mounting structure for a beam for a protective fence according to claim 12.
支持部の長手方向縁の対向部には、ビーム軸方向に延び
て相互に係合する凹条と凸条とが形成されていることを
特徴とする請求項１ないし請求項１３のいずれかに記載
された防護柵用ビームの支柱取付構造。14. A ridge and a ridge that extend in the beam axis direction and engage with each other are formed at a portion opposite to a longitudinal edge of the semi-cylindrical beam support portion of each of the half-split bodies. The support pole mounting structure for a beam for a protective fence according to any one of claims 1 to 13, wherein:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33512297A JP3164787B2 (en) | 1997-11-18 | 1997-11-18 | Beam mounting structure for guard fence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP33512297A JP3164787B2 (en) | 1997-11-18 | 1997-11-18 | Beam mounting structure for guard fence |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11152719A JPH11152719A (en) | 1999-06-08 |
| JP3164787B2 true JP3164787B2 (en) | 2001-05-08 |
Family
ID=18285027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP33512297A Expired - Lifetime JP3164787B2 (en) | 1997-11-18 | 1997-11-18 | Beam mounting structure for guard fence |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3164787B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003064777A (en) * | 2001-08-27 | 2003-03-05 | Chiba Yohgyoh Co Ltd | Coupling fittings for concrete block |
| JP6431312B2 (en) * | 2014-08-12 | 2018-11-28 | Ｊｆｅ建材株式会社 | Horizontal beam mounting bracket for protective fence |
| JP6424046B2 (en) * | 2014-08-21 | 2018-11-14 | Ｊｆｅ建材株式会社 | Horizontal beam mounting bracket for protective fence |
| CN105064786B (en) * | 2015-08-07 | 2017-05-24 | 潘民 | Novel improved building protective fence |
| CN112942196A (en) * | 2021-02-02 | 2021-06-11 | 张俊志 | Road isolation guardrail |
-
1997
- 1997-11-18 JP JP33512297A patent/JP3164787B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11152719A (en) | 1999-06-08 |
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