JP6448450B2 - Horizontal member mounting bracket for protective fence - Google Patents

Horizontal member mounting bracket for protective fence Download PDF

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Publication number
JP6448450B2
JP6448450B2 JP2015084288A JP2015084288A JP6448450B2 JP 6448450 B2 JP6448450 B2 JP 6448450B2 JP 2015084288 A JP2015084288 A JP 2015084288A JP 2015084288 A JP2015084288 A JP 2015084288A JP 6448450 B2 JP6448450 B2 JP 6448450B2
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horizontal member
mounting bracket
member mounting
bracket main
connecting means
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JP2016204859A (en
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弘 松藤
弘 松藤
昌克 石川
昌克 石川
充 永石
充 永石
祥敬 嶋田
祥敬 嶋田
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JFE Metal Products and Engineering Inc
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JFE Metal Products and Engineering Inc
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Description

この発明は、防護柵用横部材取付金具、特に、支柱への横部材の取り付けが容易に行え、しかも、外観に優れた防護柵用横部材取付金具に関するものである。   The present invention relates to a horizontal member mounting bracket for a protective fence, and more particularly, to a horizontal member mounting bracket for a protective fence that can be easily attached to a support and has an excellent appearance.

防護柵は、例えば、支柱と支柱間に取り付けられた横部材とからなり、歩行者の路外転落や車道への立ち入りを防止する目的で設置される。   The protective fence is composed of, for example, a strut and a horizontal member attached between the struts, and is installed for the purpose of preventing a pedestrian from falling off the road and entering the roadway.

このような防護柵において、支柱に横部材を取り付けるための防護柵用横部材取付金具の一例が特許文献１に開示されている。以下、この防護柵用横部材取付金具を従来取付金具Ａといい、図面を参照しながら説明する。   In such a protective fence, Patent Document 1 discloses an example of a horizontal member mounting bracket for a protective fence for attaching a horizontal member to a support. Hereinafter, the horizontal member mounting bracket for the protective fence is referred to as a conventional mounting bracket A, and will be described with reference to the drawings.

図６は、従来取付金具Ａによる支柱と横部材との取り付け部分を示す分解斜視図である。   FIG. 6 is an exploded perspective view showing a mounting portion between the support column and the horizontal member by the conventional mounting bracket A. FIG.

図６に示すように、従来取付金具Ａは、両側下部に受け部２４が形成された受け金具２３と、両側上部に被せ部２６が形成された被せ金具２５とからなっている。   As shown in FIG. 6, the conventional mounting bracket A is composed of a receiving bracket 23 having receiving portions 24 formed at the lower portions on both sides, and a covering bracket 25 having covering portions 26 formed at the upper portions on both sides.

従来取付金具Ａにより支柱２１に横部材２２を取り付けるには、図６に示すように、まず、受け金具取付ボルト２７を支柱２１の背面側に形成されたボルト孔（図示せず）と、支柱２１の正面側に形成されたボルト孔２８と、支柱２１の正面側に当接した受け金具２３に形成されたボルト孔２９とに挿通し、ナット３０により受け金具２３を支柱２１に固定する。   In order to attach the horizontal member 22 to the support column 21 with the conventional mounting bracket A, first, as shown in FIG. 6, the receiving bracket mounting bolt 27 is formed with a bolt hole (not shown) formed on the back side of the support column 21 and the support column. A bolt hole 28 formed on the front side of the column 21 and a bolt hole 29 formed on the bracket 23 abutting on the front side of the column 21 are inserted, and the bracket 23 is fixed to the column 21 with a nut 30.

次に、受け金具２３の受け部２４に横部材２２の端部を載置して、横部材２２を受け金具２３に仮置きする。   Next, the end of the horizontal member 22 is placed on the receiving portion 24 of the receiving metal 23, and the horizontal member 22 is temporarily placed on the receiving metal 23.

そして、被せ金具２５の被せ部２６を横部材２２の端部に被せると共に、被せ金具２５を支柱２１に当接し、横部材取付ボルト３１を被せ金具２５のボルト孔３２と、横部材２２の端部に形成されたボルト孔３３と、受け金具２３の端部に形成されたボルト孔３４とに挿通し、ナット３５により横部材２２を受け金具２３および被せ金具２５を介して支柱２１に取り付ける。この際、被せ金具２５に形成された貫通孔３６は、受け金具取付ボルト２７の頭部より大きく形成されているので、横部材２２を受け金具２３に仮置きした後、被せ金具２５を支柱２１に固定することができる。   Then, the covering portion 26 of the covering metal fitting 25 is covered with the end portion of the horizontal member 22, the covering metal fitting 25 is brought into contact with the column 21, and the horizontal member mounting bolt 31 is attached to the bolt hole 32 of the covering metal fitting 25 and the end of the horizontal member 22. It is inserted into the bolt hole 33 formed in the portion and the bolt hole 34 formed in the end portion of the receiving bracket 23, and the lateral member 22 is attached to the column 21 via the receiving bracket 23 and the covering bracket 25 by the nut 35. At this time, since the through hole 36 formed in the covering metal 25 is formed larger than the head of the receiving metal mounting bolt 27, the horizontal member 22 is temporarily placed on the receiving metal 23, and then the covering 25 is attached to the column 21. Can be fixed to.

支柱に横部材を取り付けるための防護柵用横部材取付金具の別の例が特許文献２に開示されている。以下、この防護柵用横部材取付金具を従来取付金具Ｂといい、図面を参照しながら説明する。   Another example of a horizontal member mounting bracket for a protective fence for mounting a horizontal member on a support is disclosed in Patent Document 2. Hereinafter, the horizontal member mounting bracket for the protective fence is referred to as a conventional mounting bracket B and will be described with reference to the drawings.

図７は、従来取付金具Ｂを示す斜視図である。   FIG. 7 is a perspective view showing a conventional mounting bracket B. FIG.

図７に示すように、従来取付金具Ｂは、支柱３７との当接面３８が凹没して形成され、上面に横部材取付ボルトのボルト孔３９が形成されているものからなっている。   As shown in FIG. 7, the conventional mounting bracket B is formed such that a contact surface 38 with a support 37 is recessed and a bolt hole 39 of a lateral member mounting bolt is formed on the upper surface.

従来取付金具Ｂにより横部材４０を支柱３７に水平に取り付けるには、図８示すように、従来取付金具Ｂを支柱３７に固定ボルト４１によって水平に固定する。   In order to horizontally attach the transverse member 40 to the column 37 with the conventional mounting bracket B, the conventional mounting bracket B is fixed to the column 37 horizontally with fixing bolts 41 as shown in FIG.

従来取付金具Ｂにより横部材４０を支柱３７に傾斜して取り付けるには、図９に示すように、従来取付金具Ｂを垂直面内において当接面３８にそって傾斜させ、固定ボルト４１によって固定する。   In order to attach the horizontal member 40 to the support column 37 by using the conventional mounting bracket B, the conventional mounting bracket B is tilted along the contact surface 38 in the vertical plane and fixed by the fixing bolt 41 as shown in FIG. To do.

横部材４０を水平面内において角度をつけて取り付けるには、図１０に示すように、従来取付金具Ｂを水平面内において当接面３８に沿って回転させ、固定ボルト４１によって固定する。   In order to attach the transverse member 40 at an angle in the horizontal plane, the conventional mounting bracket B is rotated along the contact surface 38 in the horizontal plane and fixed by the fixing bolt 41 as shown in FIG.

特開２００８−３１８２４号公報JP 2008-31824 A 実開昭６２−１９６２２３号公報Japanese Utility Model Publication No. 62-196223

上述した従来取付金具Ａによれば、受け金具２３に横部材２２を仮置きすることができるので、支柱２１への横部材２２の取り付けが容易に行えるが、受け金具取付ボルト２７が不可欠であるので、外観が悪いと共に、材料費がかかる。   According to the above-described conventional mounting bracket A, since the horizontal member 22 can be temporarily placed on the receiving bracket 23, the mounting of the horizontal member 22 to the support column 21 can be easily performed, but the receiving bracket mounting bolt 27 is indispensable. Therefore, the appearance is bad and material costs are required.

上述した従来取付金具Ｂによれば、固定ボルト４１が露出しないので、外観は、優れているが、固定ボルト４１が不可欠であるので、材料費がかかる。しかも、固定ボルト４１の締結作業がやりづらいので、支柱３７への横部材４０の取り付けに時間を要する。   According to the above-described conventional mounting bracket B, the fixing bolt 41 is not exposed, and thus the appearance is excellent, but the fixing bolt 41 is indispensable, so that the material cost is increased. Moreover, since it is difficult to fasten the fixing bolt 41, it takes time to attach the lateral member 40 to the support column 37.

従って、この発明の目的は、横部材の仮置きができるので、支柱への横部材の取り付けが容易に行え、支柱に横部材取付金具を固定する横部材取付金具用固定ボルトが不要であるので、この点からも支柱への横部材の取り付けが容易に行えると共に、外観に優れ、しかも、横部材取付金具を支柱に仮止めする際に、横部材取付金具が支柱から落下するおそれがなく、さらに、コスト低減を図ることができる防護柵用横部材取付金具を提供することにある。   Therefore, the object of the present invention is that the horizontal member can be temporarily placed, so that the horizontal member can be easily attached to the column, and the fixing bolt for the horizontal member mounting bracket for fixing the horizontal member mounting bracket to the column is unnecessary. Also, from this point, it is easy to attach the horizontal member to the column, and it has excellent appearance, and when the horizontal member mounting bracket is temporarily fixed to the column, there is no possibility that the horizontal member mounting bracket will fall from the column, Furthermore, it is providing the horizontal member attachment metal fitting for guards which can aim at cost reduction.

この発明は、上記目的を達成するためになされたものであって、下記を特徴とする。   The present invention has been made to achieve the above object, and is characterized by the following.

請求項１に記載の発明は、支柱に横部材を取り付けるための防護柵用横部材取付金具において、前記支柱を挟んで前記支柱に取り付けられる一対の横部材取付金具本体からなり、前記横部材取付金具本体の両側は、前記横部材の外径に合わせて半円筒形状に形成され、前記横部材取付金具本体の中央部の内面には、前記支柱に係合する係合部が形成され、前記横部材取付金具本体の両端側部には、横部材取付ボルトが挿通されるボルト孔が形成され、前記横部材取付金具本体の両端下部には、前記横部材の仮置き部が形成され、前記一対の横部材取付金具本体は、前記横部材取付金具本体の上縁部の内側に形成された上部連結手段と、前記横部材取付金具本体の下縁部の内側に形成された下部連結手段とによって結合可能であり、前記横部材取付金具本体の両端部の上部には、前記横部材の端部が挿入される切り欠きが形成されていることに特徴を有するものである。   The invention according to claim 1 is a horizontal member mounting bracket for a protective fence for mounting a horizontal member to a column, and includes a pair of horizontal member mounting bracket bodies mounted on the column with the column interposed therebetween, and the horizontal member mounting Both sides of the metal fitting body are formed in a semi-cylindrical shape according to the outer diameter of the horizontal member, and an engagement portion that engages with the support column is formed on the inner surface of the central portion of the horizontal member mounting metal fitting body, Bolt holes into which the horizontal member mounting bolts are inserted are formed on both side portions of the horizontal member mounting bracket main body, and temporary placement portions of the horizontal member are formed at both lower ends of the horizontal member mounting bracket main body, The pair of horizontal member mounting bracket main bodies includes an upper connecting means formed inside an upper edge portion of the horizontal member mounting bracket main body, and a lower connecting means formed inside a lower edge portion of the horizontal member mounting bracket main body. The transverse member can be coupled by At the top of both end portions of the urging fitting body, an end portion of the horizontal member is one that has a feature that the notch is inserted is formed.

請求項２に記載の発明は、請求項１に記載の発明において、前記係合部は、前記横部材取付金具本体の一部を内側に突出させることにより形成された突起からなることに特徴を有するものである。   The invention according to claim 2 is characterized in that, in the invention according to claim 1, the engaging portion is composed of a protrusion formed by projecting a part of the transverse member mounting bracket main body inward. It is what you have.

請求項３に記載の発明は、請求項２に記載の発明において、前記突起は、半球状に形成されていることに特徴を有するものである。   The invention described in claim 3 is characterized in that, in the invention described in claim 2, the projection is formed in a hemispherical shape.

請求項４に記載の発明は、請求項１から３の何れか１つに記載の発明において、前記係合部は、前記支柱に形成された開口に係合することに特徴を有するものである。   The invention according to claim 4 is characterized in that, in the invention according to any one of claims 1 to 3, the engaging portion engages with an opening formed in the support column. .

請求項５に記載の発明は、請求項１から４の何れか１つに記載の発明において、前記上部連結手段は、一方の前記横部材取付金具本体の上縁部に形成された、上面に爪部を有する下部板と、他方の前記横部材取付金具本体の上縁部に形成された、前記下部板上に重なって前記爪部が係止する開口を有する上部板とからなり、前記下部連結手段は、一方の前記横部材取付金具本体の下縁部に形成された、逆コ字状フックと、他方の前記横部材取付金具本体の下縁部に形成された、前記逆コ字状フックと噛み合うコ字状フックとからなることに特徴を有するものである。   According to a fifth aspect of the present invention, in the invention according to any one of the first to fourth aspects, the upper connecting means is formed on the upper surface formed on the upper edge of one of the transverse member mounting bracket main bodies. A lower plate having a claw portion, and an upper plate formed on an upper edge portion of the other horizontal member mounting bracket main body and having an opening that overlaps with the lower plate and engages with the claw portion. The connecting means includes an inverted U-shaped hook formed on the lower edge of one of the horizontal member mounting bracket main bodies, and the inverted U-shaped hook formed on the lower edge of the other horizontal member mounting bracket main body. It is characterized by comprising a U-shaped hook that meshes with the hook.

請求項６に記載の発明は、請求項１から４の何れか１つに記載の発明において、前記上部連結手段および前記下部連結手段の一方は、ヒンジ機構からなっていることに特徴を有するものである。   The invention described in claim 6 is characterized in that, in the invention described in any one of claims 1 to 4, one of the upper connecting means and the lower connecting means comprises a hinge mechanism. It is.

請求項７に記載の発明は、請求項１から４の何れか１つに記載の発明において、前記上部連結手段は、一方の前記横部材取付金具本体の上縁部に形成された、上面に爪部を有する下部板と、他方の前記横部材取付金具本体の上縁部に形成された、前記下部板上に重なって前記爪部が係止する開口を有する上部板とからなり、前記下部連結手段は、ヒンジ機構からなっていることに特徴を有するものである。   According to a seventh aspect of the invention, in the invention according to any one of the first to fourth aspects, the upper connecting means is formed on an upper surface formed on an upper edge portion of one of the horizontal member mounting bracket main bodies. A lower plate having a claw portion, and an upper plate formed on an upper edge portion of the other horizontal member mounting bracket main body and having an opening that overlaps with the lower plate and engages with the claw portion. The connecting means is characterized by comprising a hinge mechanism.

請求項８に記載の発明は、請求項１から４の何れか１つに記載の発明において、前記上部連結手段は、ヒンジ機構からなり、前記下部連結手段は、一方の前記横部材取付金具本体の下縁部に形成された、逆コ字状フックと、他方の前記横部材取付金具本体の下縁部に形成された、前記逆コ字状フックと噛み合うコ字状フックとからなることに特徴を有するものである。   The invention according to claim 8 is the invention according to any one of claims 1 to 4, wherein the upper connecting means is a hinge mechanism, and the lower connecting means is one of the transverse member mounting bracket main bodies. An inverted U-shaped hook formed on the lower edge of the lower member, and a U-shaped hook engaged with the inverted U-shaped hook formed on the lower edge of the other horizontal member mounting bracket body. It has characteristics.

請求項９に記載の発明は、請求項５または７に記載の発明において、前記上部連結手段の前記上部板と前記下部板とは、前記横部材取付金具本体の両側に交互に形成されていることことに特徴を有するものである。   The invention according to claim 9 is the invention according to claim 5 or 7, wherein the upper plate and the lower plate of the upper connecting means are alternately formed on both sides of the transverse member mounting bracket body. It has a special feature.

請求項１０に記載の発明は、請求項５または８に記載の発明において、前記下部連結手段の前記逆コ字状フックと前記コ字状フックとは、前記横部材取付金具本体の両側にそれぞれ同じ向きに形成されていることに特徴を有するものである。   The invention according to claim 10 is the invention according to claim 5 or 8, wherein the inverted U-shaped hook and the U-shaped hook of the lower connecting means are respectively provided on both sides of the horizontal member mounting bracket body. It is characterized by being formed in the same direction.

請求項１１に記載の発明は、請求項１から１０の何れか１つに記載の発明において、前記横部材は、横ビームからなっていることに特徴を有するものである。   The invention according to an eleventh aspect is characterized in that, in the invention according to any one of the first to tenth aspects, the transverse member comprises a transverse beam.

この発明によれば、横部材取付金具本体の支柱との当接面に突起を設け、この突起を支柱に係合させることによって、横部材取付金具用固定ボルトを使用することなく、支柱に横部材取付金具を取り付けることができる。この結果、支柱への横部材の取り付けが容易に行えると共に、外観に優れ、しかも、コストの低減を図ることができる。   According to the present invention, the protrusion is provided on the contact surface of the horizontal member mounting bracket main body with the column, and the protrusion is engaged with the column, so that the horizontal member mounting bracket fixing bolt is not used and the horizontal column is fixed to the column. A member mounting bracket can be attached. As a result, it is possible to easily attach the transverse member to the support column, to have an excellent appearance, and to reduce the cost.

また、この発明によれば、横部材取付金具本体の両端下部に横部材の仮置き部が形成されているので、支柱への横部材の取り付けが容易に行える。   Moreover, according to this invention, since the horizontal member temporary placement part is formed at the lower ends of both ends of the horizontal member mounting bracket main body, the horizontal member can be easily attached to the column.

また、この発明によれば、横部材取付金具本体の両端上部に横部材の端部が挿入される切り欠きを形成することによって、横部材取付金具への横部材の仮置きが容易に行える。   Further, according to the present invention, by forming the notches into which the end portions of the horizontal member are inserted at the upper ends of both ends of the horizontal member mounting bracket main body, the horizontal member can be temporarily placed on the horizontal member mounting bracket.

また、この発明によれば、一対の横部材取付金具本体を上部連結手段と下部連結手段とによって結合可能とすることによって、横部材取付金具を支柱に仮止めする際に、横部材取付金具が支柱から落下するおそれがなくなる。   Further, according to the present invention, the pair of horizontal member mounting bracket bodies can be coupled by the upper connecting means and the lower connecting means, so that when the horizontal member mounting bracket is temporarily fixed to the support column, There is no risk of falling from the column.

支柱に固定される、この発明の防護柵用横部材取付金具を斜め上方から見た斜視図である。It is the perspective view which looked at the horizontal member attachment bracket for guarding fences of this invention fixed to the support | pillar from diagonally upward. 支柱に固定される、この発明の防護柵用横部材取付金具を斜め下方から見た斜視図である。It is the perspective view which looked at the horizontal member attachment bracket for guarding fences of this invention fixed to the support | pillar from diagonally downward. この発明の防護柵用横部材取付金具による支柱への横部材の取り付け方法を斜め上方から見た斜視図である。It is the perspective view which looked at the mounting method of the horizontal member to the support | pillar by the horizontal member mounting bracket for protective fences of this invention from diagonally upward. この発明の防護柵用横部材取付金具による支柱への横部材の取り付け方法を斜め下方から見た斜視図である。It is the perspective view which looked at the attachment method of the horizontal member to the support | pillar by the horizontal member attachment metal fitting for guards of this invention from diagonally downward. 横部材取付金具本体の支柱への固定状態を示す平面図であり、（ａ）は、横部材取付金具本体が拘束力をもって支柱に固定される前の状態を示す平面図、（ｂ）は、横部材取付金具本体が拘束力をもって支柱に固定された後の状態を示す平面図である。It is a top view which shows the fixation state to the support | pillar of a horizontal member attachment bracket main body, (a) is a top view which shows the state before a horizontal member attachment bracket main body is fixed to a support | pillar with binding force, (b), It is a top view which shows the state after the horizontal member attachment metal fitting main body was fixed to the support | pillar with binding force. 従来取付金具Ａによる支柱と横部材との取り付け部分を示す分解斜視図である。It is a disassembled perspective view which shows the attachment part of the support | pillar by the conventional attachment metal fitting A, and a horizontal member. 従来取付金具Ｂを示す斜視図である。ある。It is a perspective view which shows the conventional mounting bracket B. is there. 従来取付金具Ｂにより横部材を支柱に水平に取り付けた状態を示す正面図である。It is a front view which shows the state which attached the horizontal member to the support | pillar horizontally by the conventional mounting bracket B. 従来取付金具Ｂにより横部材を支柱に傾斜して取り付けた状態を示す正面図である。It is a front view which shows the state which inclined and attached the horizontal member to the support | pillar by the conventional mounting bracket B. 従来取付金具Ｂにより横部材を水平面内において角度をつけて支柱に取り付けた状態を示す正面図である。It is a front view which shows the state which attached the horizontal member to the support | pillar at an angle in the horizontal surface with the conventional mounting bracket B.

この発明の防護柵用横部材取付金具の一実施態様を、図面を参照しながら説明する。   One embodiment of the protective fence transverse member mounting bracket of the present invention will be described with reference to the drawings.

図１は、支柱に固定される、この発明の防護柵用横部材取付金具を斜め上方から見た斜視図、図２は、支柱に固定される、この発明の防護柵用横部材取付金具を斜め下方から見た斜視図、図３は、この発明の防護柵用横部材取付金具による支柱への横部材の取り付け方法を斜め上方から見た斜視図、図４は、この発明の防護柵用横部材取付金具による支柱への横部材の取り付け方法を斜め下方から見た斜視図である。   FIG. 1 is a perspective view of a horizontal member mounting bracket for a protective fence according to the present invention fixed to a column, as viewed obliquely from above. FIG. 2 illustrates a horizontal member mounting bracket for a protective fence according to the present invention fixed to a column. FIG. 3 is a perspective view seen from diagonally below, FIG. 3 is a perspective view seen from diagonally above of the mounting method of the horizontal member to the column by the horizontal member mounting bracket for protective fence of this invention, and FIG. 4 is for the protective fence of this invention It is the perspective view which looked at the mounting method of the horizontal member to the support | pillar by a horizontal member mounting bracket from diagonally downward.

なお、本実施形態では、横部材をビーム材としているが、これに限定されるものではなく、胴縁材やパネル体枠材等であっても良い。   In the present embodiment, the beam member is used as the transverse member. However, the present invention is not limited to this, and it may be a body edge material, a panel body frame material, or the like.

図１から図４に示すように、この発明の防護柵用横部材取付金具は、支柱２を挟むようにして支柱２に取り付けられる、一対の一方および他方の横部材取付金具本体１ａ、１ｂからなっている。横部材取付金具本体１ａ、１ｂの両側は、横部材３（図３、図４参照）の外径に合わせて半円筒形状に形成されている。なお、１８は、横部材取付金具本体１ａ、１ｂの中央部外面に形成された補強用リブである。   As shown in FIGS. 1 to 4, the horizontal member mounting bracket for a protective fence according to the present invention is composed of a pair of one and the other horizontal member mounting bracket main bodies 1 a and 1 b that are mounted on the column 2 with the column 2 interposed therebetween. Yes. Both sides of the horizontal member mounting bracket main bodies 1a and 1b are formed in a semi-cylindrical shape in accordance with the outer diameter of the horizontal member 3 (see FIGS. 3 and 4). In addition, 18 is a rib for reinforcement formed in the center part outer surface of the horizontal member attachment metal fitting main bodies 1a and 1b.

横部材取付金具本体１ａ、１ｂの中央部の内面には、支柱２に形成した円形状の開口４に係合する係合部としての突起５が形成されている。突起５は、横部材取付金具本体１ａ、１ｂの一部を内側に半球状に突出させることにより形成されている。横部材取付金具本体１ａ、１ｂに突起５を形成し、突起５を支柱２の開口４に挿入して、開口４に係合させることによって、従来取付金具ＡおよびＢのように、これらを支柱に固定する固定ボルトが不要となる。   On the inner surface of the central part of the horizontal member mounting bracket main bodies 1a and 1b, a protrusion 5 is formed as an engaging part that engages with a circular opening 4 formed in the support column 2. The protrusion 5 is formed by projecting a part of the horizontal member mounting bracket main bodies 1a and 1b in a hemispherical shape inside. Protrusions 5 are formed on the horizontal member mounting bracket main bodies 1a and 1b, and the projections 5 are inserted into the openings 4 of the support columns 2 and engaged with the openings 4, so that they are connected to the support columns as in the conventional mounting brackets A and B. Fixing bolts to be fixed to are unnecessary.

一対の横部材取付金具本体１ａ、１ｂの両端側部には、横部材取付ボルト６（図３、図４参照）が挿通されるボルト孔７が形成されている。横部材取付金具本体１ａ、１ｂの両端下部には、横部材３としてのビーム材の仮置き部８が形成されている。横部材取付金具本体１ａ、１ｂの両端上部には、横部材３の端部が挿入される切り欠き９が形成されている。切り欠き９を形成することによって、横部材３の仮置き部８への仮置きが容易になる。   Bolt holes 7 through which the horizontal member mounting bolts 6 (see FIGS. 3 and 4) are inserted are formed in both side portions of the pair of horizontal member mounting bracket main bodies 1a and 1b. Temporary placement portions 8 of beam members as the lateral members 3 are formed at the lower ends of both ends of the lateral member mounting bracket main bodies 1a and 1b. Cutouts 9 into which the end portions of the horizontal member 3 are inserted are formed at the upper ends of both ends of the horizontal member mounting bracket main bodies 1a and 1b. By forming the notch 9, temporary placement of the horizontal member 3 on the temporary placement portion 8 is facilitated.

一対の横部材取付金具本体１ａ、１ｂは、横部材取付金具本体１ａ、１ｂの上縁部の内側に形成された上部連結手段１０と、横部材取付金具本体１ａ、１ｂの下縁部の内側に形成された下部連結手段１１とによって結合可能になっている。   The pair of horizontal member mounting bracket main bodies 1a and 1b includes an upper connecting means 10 formed on the inner side of the upper edge of the horizontal member mounting bracket main bodies 1a and 1b, and an inner side of the lower edge of the horizontal member mounting bracket main bodies 1a and 1b. It can be coupled by the lower connecting means 11 formed in the above.

上部連結手段１０は、一方の横部材取付金具本体１ａの上縁部に形成された下部板１２と、他方の横部材取付金具本体１ｂの上縁部に、下部板１２と対向して形成された上部板１３とからなっている。下部板１２と上部板１３とは、横部材取付金具本体１ａ、１ｂの両側に交互に形成されている。下部板１２の上面には、爪部１２ａが形成され、上部板１３には、下部板１２上に重なって爪部１２ａが係止する開口１３ａが形成されている。   The upper connecting means 10 is formed opposite to the lower plate 12 at the lower plate 12 formed at the upper edge of one horizontal member mounting bracket main body 1a and at the upper edge of the other horizontal member mounting bracket main body 1b. And an upper plate 13. The lower plate 12 and the upper plate 13 are alternately formed on both sides of the horizontal member mounting bracket main bodies 1a and 1b. A claw portion 12 a is formed on the upper surface of the lower plate 12, and an opening 13 a that overlaps the lower plate 12 and is engaged with the claw portion 12 a is formed in the upper plate 13.

下部連結手段１１は、一方の横部材取付金具本体１ａの下縁部に形成された、逆コ字状フック１４と、他方の横部材取付金具本体１ｂの下縁部に形成された、逆コ字状フック１４と噛み合うコ字状フック１５とからなっている。逆コ字状フック１４とコ字状フック１５とは、横部材取付金具本体１ａ、１ｂの両側にそれぞれ同じ向きに形成されている。   The lower connecting means 11 includes an inverted U-shaped hook 14 formed at the lower edge of one horizontal member mounting bracket body 1a and an inverted core formed at the lower edge of the other horizontal member mounting bracket body 1b. The U-shaped hook 15 meshes with the U-shaped hook 14. The inverted U-shaped hook 14 and the U-shaped hook 15 are formed in the same direction on both sides of the horizontal member mounting bracket main bodies 1a and 1b, respectively.

支柱２の両側に一対の横部材取付金具本体１ａ、１ｂをあてがった後、横部材取付金具本体１ａまたは１ｂを水平移動させて下部連結手段１１の逆コ字状フック１４とコ字状フック１５とを互いに噛み合わせた後、一対の横部材取付金具本体１ａ、１ｂをこれらの弾性力に抗して接近させると、上部連結手段１０の爪部１２ａが上部連結手段１０の開口１３ａに係止し、かくして、一対の横部材取付金具本体１ａ、１ｂが連結される。   After the pair of horizontal member mounting bracket main bodies 1a and 1b is applied to both sides of the support column 2, the horizontal member mounting bracket main body 1a or 1b is horizontally moved to reverse the U-shaped hook 14 and the U-shaped hook 15 of the lower connecting means 11. Are engaged with each other, and then the claw portion 12a of the upper connecting means 10 is locked to the opening 13a of the upper connecting means 10 when the pair of transverse member mounting bracket bodies 1a and 1b are brought close to each other against these elastic forces. Thus, the pair of transverse member mounting bracket main bodies 1a and 1b are connected.

ここで、図５に示すように、一対の横部材取付金具本体１ａ、１ｂの突起５間の間隔Ａは、上部連結手段１０および下部連結手段１１が連結されることにより、図５（ａ）に示すように、支柱２の外形よりも大きい状態から、図６（ｂ）に示すように、支柱２の外形よりも小さい状態で係合される。この結果、一対の横部材取付金具本体１ａ、１ｂは、支柱２に対して、弾性変形し、支柱２の中心方向の拘束力をもって支柱２に固定される。   Here, as shown in FIG. 5, the distance A between the protrusions 5 of the pair of horizontal member mounting bracket bodies 1a and 1b is determined by connecting the upper connecting means 10 and the lower connecting means 11 to each other as shown in FIG. As shown in FIG. 6, the engagement is performed from a state larger than the outer shape of the support column 2 to a state smaller than the outer shape of the support column 2 as shown in FIG. As a result, the pair of horizontal member mounting bracket main bodies 1 a and 1 b are elastically deformed with respect to the support column 2 and are fixed to the support column 2 with a binding force in the center direction of the support column 2.

この発明の防護柵横部材取付金具により、支柱２に横部材３を取り付けるには、以下のようにする。   In order to attach the horizontal member 3 to the column 2 with the protective fence horizontal member mounting bracket of the present invention, the following is performed.

先ず、図１、図２に示すように、一対の横部材取付金具本体１ａ、１ｂの突起５が支柱２に形成された開口４に挿入されるように、横部材取付金具本体１ａ、１ｂを支柱２の両側にあてがう。   First, as shown in FIGS. 1 and 2, the horizontal member mounting bracket main bodies 1 a and 1 b are mounted so that the protrusions 5 of the pair of horizontal member mounting bracket main bodies 1 a and 1 b are inserted into the openings 4 formed in the support column 2. Apply to both sides of column 2.

次に、図４に示すように、一方の横部材取付金具本体１ａの下部連結手段１１の逆コ字状フック１４と、他方の横部材取付金具本体１ｂの下部連結手段１１のコ字状フック１５とを、一方の横部材取付金具本体１ａあるいは他方の横部材取付金具本体１ｂを水平移動させて互いに噛み合わせる。   Next, as shown in FIG. 4, the inverted U-shaped hook 14 of the lower connecting means 11 of the one horizontal member mounting bracket main body 1a and the U-shaped hook of the lower connecting means 11 of the other horizontal member mounting bracket main body 1b. 15 are engaged with each other by horizontally moving one horizontal member mounting bracket body 1a or the other horizontal member mounting bracket body 1b.

次に、図３に示すように、一対の横部材取付金具本体１ａ、１ｂをこれらの弾性力に抗して接近させて、上部連結手段１０の爪部１２ａを上部連結手段１０の開口１３ａに係止させる。   Next, as shown in FIG. 3, the pair of transverse member mounting bracket main bodies 1 a and 1 b are brought close to each other against these elastic forces, and the claw portion 12 a of the upper connecting means 10 is brought into the opening 13 a of the upper connecting means 10. Lock.

これにより、横部材取付金具本体１ａ、１ｂは、支柱２から落下することなく支柱２に仮止めされると共に、横部材取付金具本体１ａ、１ｂ同士が分離するおそれはない。   Thereby, the horizontal member mounting bracket main bodies 1a and 1b are temporarily fixed to the column 2 without falling from the column 2, and there is no possibility that the horizontal member mounting bracket main bodies 1a and 1b are separated from each other.

横部材取付金具本体１ａ、１ｂの中央部の内面に半球状に形成された突起５の高さ（Ｈ）を２．５ｍｍから１０ｍｍ程度に形成すれば、鉛直荷重５９０Ｎ／ｍ（人が横部材に寄り掛かったと想定）を載荷しても所定の強度を確保することができる。   If the height (H) of the hemispherical projection 5 formed on the inner surface of the central part of the horizontal member mounting bracket main body 1a, 1b is about 2.5 mm to 10 mm, a vertical load of 590 N / m It is possible to ensure a predetermined strength even when a load is loaded.

なお、ここでは、横部材取付金具本体に形成された突起５は、半球状としたが、これに限定するものではなく、突起状であれば円筒状、角柱、多角柱などでも良い。   Here, the protrusion 5 formed on the horizontal member mounting bracket main body is hemispherical, but is not limited thereto, and may be a cylindrical shape, a prism, a polygonal column, or the like as long as it is a protrusion.

また、支柱２に開口４を形成しなくても良く、突起５が係合可能な凹みであっても良い。これら何れの場合も、図５（ａ）、（ｂ）に示すように、拘束力が作用するので、横部材取付金具本体１ａ、１ｂは支柱２から落下することなく支柱２に仮止めされると共に、横部材取付金具本体１ａ、１ｂ同士が分離するおそれはない。   Moreover, it is not necessary to form the opening 4 in the support | pillar 2, and the dent in which the protrusion 5 can engage may be sufficient. In any of these cases, as shown in FIGS. 5A and 5B, a binding force acts, so that the horizontal member mounting bracket main bodies 1 a and 1 b are temporarily fixed to the column 2 without falling from the column 2. At the same time, there is no possibility that the horizontal member mounting bracket main bodies 1a and 1b are separated from each other.

次に、横部材３の端部を横部材取付金具本体１ａ、１ｂの切り欠き９の上方から仮置き部８上に載置して、横部材３の端部を横部材取付金具本体１ａの一端に仮置きする（図３、図４参照）。   Next, the end of the horizontal member 3 is placed on the temporary placement portion 8 from above the notch 9 of the horizontal member mounting bracket main bodies 1a and 1b, and the end of the horizontal member 3 is placed on the horizontal member mounting bracket main body 1a. Temporary placement at one end (see FIGS. 3 and 4).

次に、横部材取付ボルト６を横部材取付金具本体１ａ、１ｂのボルト孔７および横部材３としての横ビームのボルト孔１６に挿通し、ナット１７により固定する。この際、横部材取付金具本体１ａの他端は、上部連結手段１０および下部連結手段１１により連結されているので、横部材取付金具本体１ａの他端が広がって、支柱２から落下するおそれはない。これによって、横部材３の端部は、横部材取付金具本体１ａ、１ｂの一端に固定されると共に、横部材取付金具本体１ａ、１ｂは、支柱２にがたつきなく固定される。   Next, the horizontal member mounting bolt 6 is inserted into the bolt hole 7 of the horizontal member mounting bracket main body 1 a, 1 b and the bolt hole 16 of the horizontal beam as the horizontal member 3, and fixed by the nut 17. At this time, since the other end of the horizontal member mounting bracket main body 1a is connected by the upper connecting means 10 and the lower connecting means 11, there is a possibility that the other end of the horizontal member mounting bracket main body 1a spreads and falls from the column 2. Absent. As a result, the end of the horizontal member 3 is fixed to one end of the horizontal member mounting bracket main bodies 1a and 1b, and the horizontal member mounting bracket main bodies 1a and 1b are fixed to the support column 2 without rattling.

このようにして、横部材３の端部を横部材取付金具本体１ａ、１ｂの一端に固定したら、別の横部材３の端部を同様にして横部材取付金具本体１ａ、１ｂの他端に固定する。   When the end of the horizontal member 3 is fixed to one end of the horizontal member mounting bracket main bodies 1a and 1b in this way, the end of another horizontal member 3 is similarly connected to the other end of the horizontal member mounting bracket main bodies 1a and 1b. Fix it.

このようにして、この発明の防護柵横部材取付金具により、支柱２に横部材３を取り付けることができる。   Thus, the horizontal member 3 can be attached to the support column 2 by the protective fence horizontal member mounting bracket of the present invention.

なお、上部連結手段１０および下部連結手段１１の一方をヒンジ機構としても良い。この場合、上部連結手段１０を、一方の横部材取付金具本体１ａの上縁部に形成された、上面に爪部１２ａを有する下部板１２と、他方の横部材取付金具本体１ｂの上縁部に形成された、下部板１２上に重なって爪部１２ａが係止する開口１３ａを有する上部板１３とからなるものとし、下部連結手段１１をヒンジ機構からなるものとしても良い。   One of the upper connecting means 10 and the lower connecting means 11 may be a hinge mechanism. In this case, the upper connecting means 10 is formed on the upper edge of one horizontal member mounting bracket main body 1a, the lower plate 12 having the claw portion 12a on the upper surface, and the upper edge of the other horizontal member mounting bracket main body 1b. And the upper plate 13 having an opening 13a that overlaps the lower plate 12 and engages the claw portion 12a, and the lower connecting means 11 may be a hinge mechanism.

また、上部連結手段１０を、ヒンジ機構からなるものとし、下部連結手段１１を、一方の横部材取付金具本体１ａの下縁部に形成された、逆コ字状フック１４と、他方の横部材取付金具本体１ｂの下縁部に形成された、逆コ字状フック１４と噛み合うコ字状フック１５とからなるものとしても良い。   Further, the upper connecting means 10 is composed of a hinge mechanism, and the lower connecting means 11 is formed with an inverted U-shaped hook 14 formed on the lower edge of one horizontal member mounting bracket body 1a and the other horizontal member. It is good also as what consists of the U-shaped hook 15 which meshes with the inverted U-shaped hook 14 formed in the lower edge part of the attachment metal fitting main body 1b.

以上、説明したように、この発明によれば、一対の横部材取付金具本体１ａ、１ｂを係合部としての突起５を介して支柱２に取り付けることができ、しかも、横部材３を横部材取付金具本体１ａ、１ｂの仮置き部８に仮置きすることができるので、支柱２への横部材３の取り付けが容易に行えると共に、横部材取付金具本体１ａ、１ｂを支柱２に固定する固定ボルトが不要となるので、外観に優れ、しかも、コストの低減を図ることができる。   As described above, according to the present invention, the pair of horizontal member mounting bracket bodies 1a and 1b can be attached to the support column 2 via the protrusions 5 as the engaging portions, and the horizontal member 3 can be attached to the horizontal member. Since it can be temporarily placed on the temporary placement portion 8 of the mounting bracket main bodies 1a and 1b, the horizontal member 3 can be easily attached to the support column 2 and the horizontal member mounting bracket main bodies 1a and 1b are fixed to be fixed to the support column 2. Since no bolt is required, the appearance is excellent and the cost can be reduced.

また、この発明によれば、横部材取付金具本体１ａ、１ｂの両端上部に横部材３の端部が挿入される切り欠き９を形成することによって、横部材取付金具への横部材３の仮置きが容易に行える。   Further, according to the present invention, the notch 9 into which the end portion of the horizontal member 3 is inserted is formed at both upper ends of the horizontal member mounting bracket main bodies 1a and 1b, whereby the horizontal member 3 is temporarily attached to the horizontal member mounting bracket. Placement can be done easily.

また、この発明によれば、一対の横部材取付金具本体１ａ、１ｂを上部連結手段１０および下部連結手段１１によって結合可能とすることによって、横部材取付金具を支柱２に仮止めする際に、横部材取付金具が支柱２から落下するおそれがなくなる。   In addition, according to the present invention, when the pair of horizontal member mounting bracket bodies 1a and 1b can be coupled by the upper connecting means 10 and the lower connecting means 11, when the horizontal member mounting bracket is temporarily fixed to the support column 2, There is no possibility that the horizontal member mounting bracket falls from the support column 2.

１ａ、１ｂ：横部材取付金具本体
２：支柱
３：横部材
４：開口
５：突起
６：横部材取付ボルト
７：ボルト孔
８：仮置き部
９：切り欠き
１０：上部連結手段
１１：下部連結手段
１２：下部板
１２ａ：爪部
１３：上部板
１３ａ：開口
１４：逆コ字状フック
１５：コ字状フック
１６：ボルト孔
１７：ナット
１８：リブ
２１：支柱
２２：横部材
２３：受け金具
２４：受け部
２５：被せ金具
２６：被せ部
２７：受け金具取付ボルト
２８：ボルト孔
２９：ボルト孔
３０：ナット
３１：横部材取付ボルト
３２：ボルト孔
３３：ボルト孔
３４：ボルト孔
３５：ナット
３６：貫通孔
３７：支柱
３８：当接面
３９：ボルト孔
４０：横部材
４１：固定ボルト DESCRIPTION OF SYMBOLS 1a, 1b: Horizontal member attachment metal fitting body 2: Support | pillar 3: Horizontal member 4: Opening 5: Protrusion 6: Horizontal member attachment bolt 7: Bolt hole 8: Temporary placing part 9: Notch 10: Upper connection means 11: Lower connection Means 12: Lower plate 12a: Claw portion 13: Upper plate 13a: Opening 14: Reverse U-shaped hook 15: U-shaped hook 16: Bolt hole 17: Nut 18: Rib 21: Post 22: Transverse member 23: Receiving bracket 24: Receiver 25: Cover metal 26: Cover 27: Receiver mounting bolt 28: Bolt hole 29: Bolt hole 30: Nut 31: Cross member mounting bolt 32: Bolt hole 33: Bolt hole 34: Bolt hole 35: Nut 36: Through hole 37: Support column 38: Contact surface 39: Bolt hole 40: Cross member 41: Fixing bolt

Claims (11)

支柱に横部材を取り付けるための防護柵用横部材取付金具において、
前記支柱を挟んで前記支柱に取り付けられる一対の横部材取付金具本体からなり、前記横部材取付金具本体の両側は、前記横部材の外径に合わせて半円筒形状に形成され、前記横部材取付金具本体の中央部の内面には、前記支柱に係合する係合部が形成され、前記横部材取付金具本体の両端側部には、横部材取付ボルトが挿通されるボルト孔が形成され、前記横部材取付金具本体の両端下部には、前記横部材の仮置き部が形成され、前記一対の横部材取付金具本体は、前記横部材取付金具本体の上縁部の内側に形成された上部連結手段と、前記横部材取付金具本体の下縁部の内側に形成された下部連結手段とによって結合可能であり、前記横部材取付金具本体の両端部の上部には、前記横部材の端部が挿入される切り欠きが形成されていることを特徴とする防護柵用横部材取付金具。 In the horizontal member mounting bracket for the protective fence to attach the horizontal member to the column,
It consists of a pair of horizontal member mounting bracket bodies that are attached to the column with the column interposed therebetween, and both sides of the horizontal member mounting bracket body are formed in a semi-cylindrical shape according to the outer diameter of the horizontal member, and the horizontal member mounting On the inner surface of the central portion of the metal fitting body, an engagement portion that engages with the support column is formed, and on both end sides of the horizontal member attachment metal fitting body, bolt holes through which the horizontal member attachment bolts are inserted are formed. Temporary placement portions for the horizontal member are formed at the lower ends of both ends of the horizontal member mounting bracket main body, and the pair of horizontal member mounting bracket main bodies is an upper portion formed inside the upper edge of the horizontal member mounting bracket main body. It can be coupled by a connecting means and a lower connecting means formed on the inner side of the lower edge of the horizontal member mounting bracket main body, and at the upper part of both ends of the horizontal member mounting bracket main body, the end of the horizontal member A notch into which the Horizontal member mounting bracket for safety barrier according to claim. 前記係合部は、前記横部材取付金具本体の一部を内側に突出させることにより形成された突起からなることを特徴とする、請求項１に記載の防護柵用横部材取付金具。   2. The horizontal member mounting bracket for a protective fence according to claim 1, wherein the engaging portion includes a protrusion formed by projecting a part of the horizontal member mounting bracket main body inward. 前記突起は、半球状に形成されていることを特徴とする、請求項２に記載の防護柵用横部材取付金具。   The said protrusion is a hemispherical shape, The horizontal member mounting bracket for guarding fences of Claim 2 characterized by the above-mentioned. 前記係合部は、前記支柱に形成された開口に係合することを特徴とする、請求項１から３の何れか１つに記載の防護柵用横部材取付金具。   4. The protective fence lateral member mounting bracket according to claim 1, wherein the engaging portion engages with an opening formed in the support column. 前記上部連結手段は、一方の前記横部材取付金具本体の上縁部に形成された、上面に爪部を有する下部板と、他方の前記横部材取付金具本体の上縁部に形成された、前記下部板上に重なって前記爪部が係止する開口を有する上部板とからなり、前記下部連結手段は、一方の前記横部材取付金具本体の下縁部に形成された、逆コ字状フックと、他方の前記横部材取付金具本体の下縁部に形成された、前記逆コ字状フックと噛み合うコ字状フックとからなることを特徴とする、請求項１から４の何れか１つに記載の防護柵用横部材取付金具。   The upper connecting means is formed at the upper edge of one of the horizontal member mounting bracket main bodies, the lower plate having a claw portion on the upper surface, and formed at the upper edge of the other horizontal member mounting bracket main body, The upper plate has an opening that overlaps the lower plate and has an opening that the claw portion engages with, and the lower connecting means is formed at the lower edge of one of the horizontal member mounting bracket main bodies, and has an inverted U shape. 5. The device according to claim 1, comprising a hook and a U-shaped hook formed on a lower edge portion of the other horizontal member mounting bracket main body and meshing with the inverted U-shaped hook. Lateral member mounting bracket for protective fence as described in 1. 前記上部連結手段および前記下部連結手段の一方は、ヒンジ機構からなっていることを特徴する、請求項１から４の何れか１つに記載の防護柵用横部材取付金具。   One of the said upper connection means and the said lower connection means consists of a hinge mechanism, The horizontal member mounting bracket for guarding fences as described in any one of Claim 1 to 4 characterized by the above-mentioned. 前記上部連結手段は、一方の前記横部材取付金具本体の上縁部に形成された、上面に爪部を有する下部板と、他方の前記横部材取付金具本体の上縁部に形成された、前記下部板上に重なって前記爪部が係止する開口を有する上部板とからなり、前記下部連結手段は、ヒンジ機構からなっていることを特徴とする、請求項１から４の何れか１つに記載の防護柵用横部材取付金具。   The upper connecting means is formed at the upper edge of one of the horizontal member mounting bracket main bodies, the lower plate having a claw portion on the upper surface, and formed at the upper edge of the other horizontal member mounting bracket main body, 5. The apparatus according to claim 1, further comprising an upper plate having an opening that overlaps with the lower plate and engages with the claw portion, and wherein the lower connection means includes a hinge mechanism. Lateral member mounting bracket for protective fence as described in 1. 前記上部連結手段は、ヒンジ機構からなり、前記下部連結手段は、一方の前記横部材取付金具本体の下縁部に形成された、逆コ字状フックと、他方の前記横部材取付金具本体の下縁部に形成された、前記逆コ字状フックと噛み合うコ字状フックとからなることを特徴とする、請求項１から４の何れか１つに記載の防護柵用横部材取付金具。   The upper connecting means includes a hinge mechanism, and the lower connecting means includes an inverted U-shaped hook formed on the lower edge of one of the horizontal member mounting bracket main bodies and the other horizontal member mounting bracket main body. 5. The protective fence lateral member mounting bracket according to claim 1, comprising a U-shaped hook that meshes with the inverted U-shaped hook formed at a lower edge portion. 6. 前記上部連結手段の前記上部板と前記下部板とは、前記横部材取付金具本体の両側に交互に形成されていることを特徴とする、請求項５または７に記載の防護柵用横部材取付金具。   The horizontal member mounting for a protective fence according to claim 5 or 7, wherein the upper plate and the lower plate of the upper connecting means are alternately formed on both sides of the horizontal member mounting bracket body. Hardware. 前記下部連結手段の前記逆コ字状フックと前記コ字状フックとは、前記横部材取付金具本体の両側にそれぞれ同じ向きに形成されていることを特徴とする、請求項５または８に記載の防護柵用横部材取付金具。   9. The inverted U-shaped hook and the U-shaped hook of the lower connecting means are formed in the same direction on both sides of the horizontal member mounting bracket main body, respectively. Horizontal member mounting bracket for protective fence. 前記横部材は、横ビームからなっていることを特徴とする、請求項１から１０の何れか１つに記載の防護柵用横部材取付金具。   The horizontal member mounting bracket for a protective fence according to any one of claims 1 to 10, wherein the horizontal member is formed of a horizontal beam.
JP2015084288A 2015-04-16 2015-04-16 Horizontal member mounting bracket for protective fence Active JP6448450B2 (en)

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JPS515234U (en) * 1974-06-26 1976-01-14
JPS5976613U (en) * 1982-11-15 1984-05-24 朝日金網スチ−ル株式会社 Attachment device for guard fence supports and retaining bands on the rim
JPS5992717U (en) * 1982-12-13 1984-06-23 朝日金網スチ−ル株式会社 Installation device for guard pipes on roads, etc.
JPH0262059U (en) * 1988-10-31 1990-05-09
JPH02101816U (en) * 1989-01-26 1990-08-14
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