JP5037990B2 - Expansion joint cover fall prevention structure - Google Patents

Description

本発明は、第一構造物と第二構造物との間隙を閉塞させるカバー部材が地震等で落下するのを防止させるエキスパンションジョイントカバーの落下防止構造に関する。   The present invention relates to a fall prevention structure for an expansion joint cover that prevents a cover member that closes a gap between a first structure and a second structure from falling due to an earthquake or the like.

従来、カバープレートがねじ等で基材側に着脱自在に取付けられているとともに、ステンレスワイヤ等の索類で結合されているエキスパンションジョイント金物におけるカバープレートの結合部の構造において、索の一端を索止金具でカバープレートに止着し、他端をフィラティシグマにより基材に止着したものは（特許文献１）により知られており、また、隣接する建造物躯体の隙間部に対設された固定部材にカバー部材を係合部材を介して取着するエキスパンションジョイントにおいて、前記固定部材とカバー部材の背面側突縁とを連繋具を介して連繋するカバー部材の落下防止構造であって、連繋具の一端を取付金具で建造物躯体側に止着し、他端を係止金具でカバー部材側に止着したものは（特許文献２）により知られている。
特開昭６１−１９１７４４号公報 特開昭６３−３１５７４９号公報 Conventionally, the cover plate is detachably attached to the base material side with screws or the like, and in the structure of the joint portion of the cover plate in the expansion joint hardware that is connected by a rope such as a stainless wire, one end of the rope is routed. One that is secured to the cover plate with a fastener and the other end is secured to the base material with a filler sigma is known from (Patent Document 1), and is opposed to the gap between adjacent building structures. In the expansion joint that attaches the cover member to the fixed member via the engagement member, the cover member fall prevention structure connects the fixing member and the rear side protruding edge of the cover member via a connecting tool, A device in which one end of a connecting tool is fixed to a building housing side with a mounting bracket and the other end is fixed to a cover member side with a locking bracket is known from Patent Document 2.
JP 61-191744 A JP-A-63-315749

しかしながら、上記カバー部材の落下防止構造は、いずれも基材又は建造物躯体側とカバー部材側とでは、異なるワイヤ又は連繋具の端部止着金具を用いるため、部品の種類が多くなって割高コストとなり、また、部品ごとに取付け方が違うので、取付けに手間が掛かって施工費も嵩むことになる。更に、これらの落下防止構造では一方の止着金具を嵌構造としてあるため、抜け止め手段を講じても離脱が起きて落下防止の効果に乏しくて、止着金具を基材又は建造物躯体側へ直接取付けることにより、ワイヤや連繋具によるカバー部材の係留を確実で安定したものにすることができない問題点がある。   However, the above-mentioned cover member fall prevention structure uses a different wire or connecting end fitting for the connecting member on the base or building housing side and the cover member side. In addition, since the mounting method is different for each part, it takes time to install and the construction cost increases. Further, in these fall prevention structures, one fastening metal fitting is used as a fitting structure, so that even if a retaining means is provided, separation occurs and the fall prevention effect is poor. By directly attaching to the cover, there is a problem that the mooring of the cover member by the wire or the connecting tool cannot be made sure and stable.

本発明は前記問題点を解消し、２種類の取付部を備える索止金具を用いることで、索止金具を構造物側にもカバー部材側にも取付け可能として、カバー部材の係留索による落下防止を簡単確実に行えるエキスパンションジョイントカバーの落下防止構造を提供することを課題とする。   The present invention solves the above-mentioned problems, and by using a clasp provided with two types of attachment parts, the clasp can be attached to the structure side or the cover member side, and the cover member falls by the mooring line. It is an object of the present invention to provide a fall prevention structure for an expansion joint cover that can be easily and reliably prevented.

上記課題を解決するため、請求項１に係る発明は、間隙を有して隣接する第一構造物と第二構造物に、ホルダにより上記間隙のカバー部材を取付け、このカバー部材を係留索で上記構造物に係留することでカバー部材の落下を防止させるエキスパンションジョイントカバーの落下防止構造において、上記係留索の両端部を止着する索止金具には、それぞれ上記構造物にねじで取付け可能な第1取付部と、この第1取付部の一端に折曲げ形成してカバー部材にねじで取付け可能な第２取付部と、第1取付部の他端に段差を有するように連設して、複数の索孔をあけた索支持部とを有するように形成して、上記索止金具を、上記構造物側にもカバー部材側にも取り付け可能とし、上記両索止金具を、それぞれ上記構造物側とカバー部材側の両方に取付け、各々の索支持部にあけた複数の索孔に、上記係留索の両端を蛇行させて挿し通して取り付けたことを特徴とする。 In order to solve the above-mentioned problem, the invention according to claim 1 is characterized in that a cover member of the gap is attached to a first structure and a second structure adjacent to each other with a gap by a holder, and the cover member is attached to a mooring line. in fall prevention structure of expansion joint cover to prevent falling of the cover member by anchoring to the structure, the Sakutome fitting that fastened both ends of the mooring lines, each attachable by screws to the structure A first mounting portion, a second mounting portion that can be bent at one end of the first mounting portion and attached to the cover member with a screw, and a step at the other end of the first mounting portion. A cable support portion having a plurality of cable holes, the cable clamp can be attached to either the structure side or the cover member side, Mounting on both the structure side and cover member side , A plurality of cord holes drilled in search supporting portion of each, characterized in that mounted through inserting by meandering both ends of the mooring lines.

請求項２に係る発明は、請求項１において、上記索止金具が第１取付部を構造物に沿えて、取付孔から構造物にねじを締め込むと構造物に直接取付けられるものであることを特徴とする。 The invention according to claim 2, in claim 1, said Sakutome fitting Crispy first attachment portion to the structure, but mounted directly on the tightening screw to the structure from the mounting hole structure It is characterized by.

請求項３に係る発明は、請求項１又は２において、上記索止金具の索支持部にあけた索孔に挿し通す係留索が剛性材料で形成されていることを特徴とする The invention according to claim 3, in claim 1 or 2, mooring through plugged into cord hole drilled in search supporting portion of the Sakutome fitting is characterized in that it is formed of a rigid material

請求項１に係る発明によれば、構造物側とカバー部材側の両方に索止金具を取付けて、各々の索止金具の索支持部に設けた複数の索孔に係留索の両端を止着するから、カバー部材は係留索で構造物に直接係留されて、地震等でカバー部材がホルダより離脱した際の落下を確実に防止できる。 According to the first aspect of the present invention, the clasp is attached to both the structure side and the cover member side, and both ends of the mooring line are secured to the plurality of cable holes provided in the cord support portion of each clasp. Since the cover member is attached, the cover member is directly moored to the structure by a mooring line, and can be reliably prevented from falling when the cover member is detached from the holder due to an earthquake or the like.

また、係留索の索止金具が構造物への第１取付部と、カバー部材への第２取付部と、第１取付部に段差を有して連設される索支持部とを有するため、取付部の選択によって構造物側にも、カバー部材側にも取付けが可能であって、部品の種類を減らすことによるコストダウン及び取付けの単純化による作業性の向上に効果が大きく、更に、索止金具を構造物側及びカバー部材側にねじで固定するので、強固確実な取付ができて、特に索止金具を直接取付け得る特徴はこの構造の確実で安定したカバー部材の係留に顕著な効果を挙げる。 In addition, the mooring rope clasp has a first attachment portion to the structure, a second attachment portion to the cover member, and a rope support portion that is connected to the first attachment portion with a step. By selecting the mounting part, it can be mounted on the structure side as well as on the cover member side, which is highly effective in reducing the cost by reducing the type of parts and improving the workability by simplifying the mounting. Since the clasp is fixed to the structure side and the cover member side with screws, a strong and reliable attachment is possible, and the feature that the clasp can be directly attached is remarkable for the secure and stable mooring of the cover member of this structure. Give effect.

また、索止金具の索支持部にあける索孔を複数個にすると、係留索を縫うように挿し通すことで係留索が蛇行して滑らないようになるので、端末の結び止めを行わなくても係留索が確実に固定されて抜けや位置ずれを生ずることがない。In addition, if there are multiple cable holes in the cable support part of the clasp, the mooring cable will meander and not slip by inserting the mooring cable so that it does not slip. However, the mooring line is securely fixed and does not come off or be displaced.

請求項２に係る発明によれば、第１取付部を構造物に沿えて、構造物にねじを締め込むと、索止金具が強固に構造物に固定されて、係留索によるカバー部材の係留を確実にする。 According to the second aspect of the present invention, when the first mounting portion is along the structure and the screw is tightened into the structure, the clasp is firmly fixed to the structure, and the cover member is moored by the mooring line. Make sure.

請求項３に係る発明によれば、剛性材料で形成される係留索は、複数個の索孔へ縫うように挿し通して蛇行させると、復元力で各通し孔と強力な摩擦を行い、強い引張力が作用しても抜けるおそれがない。 According to the invention according to claim 3, when the mooring line formed of a rigid material is inserted into a plurality of cable holes so as to sew, the mooring line performs strong friction with each through hole with a restoring force, and is strong. There is no risk of pulling out even when a tensile force is applied.

以下に本発明に係るエキスパンションジョイントカバーの落下防止構造の実施形態を図面に付いて説明する。   DESCRIPTION OF EMBODIMENTS Embodiments of an expansion joint cover fall prevention structure according to the present invention will be described below with reference to the drawings.

図１において符号Ａは、エキスパンションジョイントカバーの落下防止構造を示す。この落下防止構造Ａは、間隙Ｓを有して隣接する第一構造物１と第二構造物２が天井板（ａ１）と（ａ２）である場合、上記間隙Ｓに取付部３によって野縁４へ取付けられたホルダ５が設けられ、このホルダ５にカバー部材６の裏側に設けた突条６ａを係合させることで、カバー部材６が間隙Ｓを覆うように配置される。そして、このカバー部材６は係留索７で上記第一構造物１又は第二構造物２へ係留することによって突条６ａがたとえホルダ５から外れても落下を生ずることがないようにする。 In FIG. 1, the symbol A indicates a fall prevention structure for the expansion joint cover. When the first structure 1 and the second structure 2 adjacent to each other with the gap S are the ceiling plates (a1) and (a2), the fall prevention structure A has a field edge by the attachment portion 3 in the gap S. 4 is provided, and the cover member 6 is disposed so as to cover the gap S by engaging a protrusion 6 a provided on the back side of the cover member 6 with the holder 5. The cover member 6 is moored by the mooring line 7 to the first structure 1 or the second structure 2 so that the ridge 6a does not fall even if it is detached from the holder 5.

上記係留索７の端部を、第一構造物１又は第二構造物２あるいはカバー部材６に止着する索止金具８は、図１に示す通り第一構造物１にねじ９で取付ける通孔１０を図２（ａ）（ｂ）に示す通り、あけた第１取付部８ａと、この第１取付部８ａの一端に折曲げ形成してカバー部材６に図１に示すねじ１１で取付けるねじ孔１２をあけた幅の狭い第２取付部８ｂと、第１取付部８ａの他端に段差１３を有するように連設して、上記係留索７を通す索孔１４を複数個（ここでは３個）あけた索支持部８ｃとを有するように形成することで、この索止金具８を上記第一構造物１又は第二構造物２側にも、カバー部材６側にも取付けることを可能としてある。 As shown in FIG. 1, a clasp 8 for fastening the end of the mooring line 7 to the first structure 1 or the second structure 2 or the cover member 6 is attached to the first structure 1 with a screw 9. As shown in FIGS. 2 (a) and 2 (b), the hole 10 is formed at the opened first mounting portion 8a, and bent at one end of the first mounting portion 8a, and attached to the cover member 6 with the screw 11 shown in FIG. A second mounting portion 8b having a narrow width with a screw hole 12 and a plurality of cable holes 14 (in this case) are provided so as to have a step 13 at the other end of the first mounting portion 8a. In this case, the clasp 8 is attached to the first structure 1 or the second structure 2 side as well as to the cover member 6 side. Is possible.

上記索止金具８の第１取付部８ａにあけられた通孔１０は、図２（ａ）に示す通り、公知の円孔でもよいが、図２（ｂ）に示す通り、外方へ開口するＵ字形に形成すれば、同図に鎖線で示すとおり野縁４等へ仮締めしてあるねじ９に対して、横から嵌め着けることができて便利である。   The through hole 10 formed in the first mounting portion 8a of the clasp 8 may be a known circular hole as shown in FIG. 2 (a), but opens outward as shown in FIG. 2 (b). If it is formed in a U-shape, it can be conveniently fitted from the side to a screw 9 that is temporarily fastened to the field edge 4 or the like as indicated by a chain line in FIG.

上記構成の実施形態によれば、索止金具８が第１及び第２の２種類の取付部８ａと取付部８ｂを備えるため、第１取付部８ａを用いれば、間隙Ｓを有して隣接する第一構造物１と第二構造物２が図３に示す壁体（ｂ１）（ｂ２）である場合は、例えば、壁体（ｂ１）側の表面に通孔１０に通したねじ９の締め付けで第１取付部８ａを取付けることができ、また、間隙Ｓを有して隣接する第一構造物１と第二構造物２が図４に示す通り、天井板（ａ１）（ａ２）である場合は、各々を裏側で支持する野縁４の表面に通孔１０に通したねじ９の締め付けで第１取付部８ａを取付けることができる。   According to the embodiment of the above configuration, since the clasp 8 includes the first and second types of attachment portions 8a and 8b, the first attachment portion 8a is adjacent to the gap S. When the first structure 1 and the second structure 2 to be performed are the wall bodies (b1) and (b2) shown in FIG. 3, for example, the screw 9 passed through the through hole 10 on the wall body (b1) side surface. The first attachment portion 8a can be attached by tightening, and the first structure 1 and the second structure 2 which are adjacent to each other with a gap S are shown in FIG. 4 by the ceiling plates (a1) and (a2). In some cases, the first mounting portion 8a can be mounted by tightening the screws 9 passed through the through holes 10 on the surface of the field edge 4 that supports each of them on the back side.

また、第２取付部８ｂを用いれば、図５〜図７に示す通り、カバー部材６の側縁６ｂにねじ１１で取付けることができるものであり、取付けの態様は、カバー部材６に設けた側縁の立上高によって異なる。すなわち、カバー部材６の側縁６ｂの立上高が図５に示す通り、第２取付部８ｂの幅よりも小さい場合は、第２取付部８ｂの基部が側縁６ｂを内側に折り返した折返部６ｃの先端部に当って安定するようにし、側縁６ｂの立上高が図６及び図７に示す通り大きい場合は、第１取付部８ａを図６に示す通り、カバー部材６の裏面に添えた状態で第２取付部８ｂを側縁６ｂの内面に密着させて安定させるか、第１取付部８ａを図７に示す通り、カバー部材６の裏面から離れた状態で、第２取付部８ｂを側縁６ｂに密着させて安定させるかして、側縁６ｂにあけた取付孔１５を通したねじ１１をねじ孔１２に締め込むことでカバー部材６側に取付けることができる。なお、図７に示すカバー部材は６ｐと６ｑの２つに分割形成して、中央部が重なり合うように形成してある。   Moreover, if the 2nd attachment part 8b is used, as shown in FIGS. 5-7, it can attach to the side edge 6b of the cover member 6 with the screw 11, and the aspect of attachment was provided in the cover member 6. It depends on the rising height of the side edge. That is, as shown in FIG. 5, when the rising height of the side edge 6b of the cover member 6 is smaller than the width of the second mounting portion 8b, the base portion of the second mounting portion 8b is turned back so that the side edge 6b is turned inward. When the rising height of the side edge 6b is large as shown in FIGS. 6 and 7, the first mounting portion 8a is placed on the back surface of the cover member 6 as shown in FIG. The second mounting portion 8b is brought into intimate contact with the inner surface of the side edge 6b and stabilized, or the first mounting portion 8a is separated from the back surface of the cover member 6 as shown in FIG. It can be attached to the cover member 6 side by tightening the screw 11 passed through the attachment hole 15 formed in the side edge 6b into the screw hole 12 by bringing the portion 8b into close contact with the side edge 6b to be stabilized. Note that the cover member shown in FIG. 7 is divided into two parts 6p and 6q, and the center part is formed so as to overlap.

図８、図９のエキスパンションジョイントカバーの落下防止構造Ａは、間隙Ｓを有して隣接する第一構造物１と第二構造物２が天井板（ａ１）と（ａ２）であって、上記間隙Ｓに取付部材３によって野縁４に取付けられたホルダ５が設けられ、このホルダ５にカバー部材６の裏側に設けた突条６ａを係合させることで、カバー部材６が間隙Ｓを覆うように配置される。そして、このカバー部材６を係留索７で上記第一構造物１又は第二構造物２へ係留することにより、突条６ａがたとえホルダ５より外れても落下を生ずることがないようにしたものであり、係留索７の一端を止着する索止金具８は、第１取付部８ａで第一構造物１、第二構造物２を裏側で支持する野縁４にねじ９で取付けられ、第２取付部８ｂでカバー部材６の側縁６ｂにねじ１１により取付けられることを特徴とする。 In the expansion joint cover fall prevention structure A of FIGS. 8 and 9, the first structure 1 and the second structure 2 adjacent to each other with a gap S are the ceiling plates (a1) and (a2), and A holder 5 attached to the field edge 4 by the attachment member 3 is provided in the gap S, and the cover member 6 covers the gap S by engaging a protrusion 6 a provided on the back side of the cover member 6 with the holder 5. Are arranged as follows. Then, the cover member 6 is moored to the first structure 1 or the second structure 2 by the mooring cable 7 so that the ridge 6a does not fall even if it is detached from the holder 5. The clasp 8 for fastening one end of the mooring cable 7 is attached to the field edge 4 that supports the first structure 1 and the second structure 2 on the back side with the first attachment portion 8a with screws 9, The second attachment portion 8b is attached to the side edge 6b of the cover member 6 with a screw 11.

上記構成によれば、第一構造物１側において野縁４にねじ９で取付けられる索止金具８の索支持部８ｃと、カバー部材６の側縁６ｂにねじ１１で取付けられる索止金具８の索支持部８ｃにそれぞれあけられる３個以上の索孔１４に鋼線ワイヤ等の係留索７の端部を挿し通せば、係留索７は蛇行して索孔１４と摩擦係合し、抜けやずれを生ずることがない強固な支持を行われるので、地震等の発生時等にカバー部材６の突条６ａがホルダ５より離脱することがあっても、カバー部材６は係留索７で第一構造物１に係留されて落下することを確実に防止される。なお、この実施形態は第一構造物１、第二構造物２が図３に示す壁体（ｂ１）（ｂ２）である場合にも適用できることは勿論である。 According to the said structure, the rope support part 8c of the clasp 8 attached to the field edge 4 with the screw 9 in the 1st structure 1 side, and the clasp 8 attached to the side edge 6b of the cover member 6 with the screw 11 If the ends of the mooring cable 7 such as a steel wire wire are inserted through three or more cable holes 14 respectively opened in the cable support part 8c of the cable , the mooring cable 7 meanders and frictionally engages with the cable hole 14 and comes off. Since strong support is provided that does not cause misalignment, the cover member 6 can be secured by the mooring line 7 even if the protrusion 6a of the cover member 6 is detached from the holder 5 in the event of an earthquake or the like. It is surely prevented from being tethered to one structure 1 and falling. Of course, this embodiment can also be applied to the case where the first structure 1 and the second structure 2 are the wall bodies (b1) and (b2) shown in FIG.

図１０、図１１のエキスパンションジョイントカバーの落下防止構造Ａは、間隙Ｓを有して隣接する第一構造物１と第二構造物２が壁体（ｂ１）と（ｂ２）であって、上記間隙Ｓに例えば、一方の壁体（ｂ１）へ取付部３で取付けられたホルダ５が設けられ、このホルダ５にカバー部材６の裏側に設けた突条６ａを係合させることで、カバー部材６が間隙Ｓを覆うように配置される。そして、このカバー部材６を係留索７で上記第一構造物１又は第二構造物２に係留することにより、突条６ａが例えホルダ５より外れても落下を生ずることがないようにしたものであり、係留索７の一端は、第一構造物１又は第二構造物２側に取付けた索止金具８の索支持部８ｃに止着するが、他端はカバー部材６の裏側に設けられる突条６ａに２個以上の索孔１６をあけた索支持部１７を設けて、この索支持部１７に止着させることを特徴とする。 In the expansion joint cover fall prevention structure A of FIGS. 10 and 11, the first structure 1 and the second structure 2 adjacent to each other with a gap S are the walls (b1) and (b2), and For example, the holder 5 attached to the one wall body (b1) by the attachment portion 3 is provided in the gap S, and the protrusion 5a provided on the back side of the cover member 6 is engaged with the holder 5 so that the cover member is engaged. 6 is arranged so as to cover the gap S. Then, the cover member 6 is moored to the first structure 1 or the second structure 2 by the mooring line 7 so that the ridge 6a does not fall even if it is detached from the holder 5, for example. One end of the mooring cable 7 is fixed to the cable support portion 8c of the cable stopper 8 attached to the first structure 1 or the second structure 2, but the other end is provided on the back side of the cover member 6. The ridge 6a is provided with a cable support part 17 having two or more cable holes 16 formed therein, and is fixed to the cable support part 17.

上記構成によれば、第一構造物１の壁体（ｂ１）へねじ９で取付けた索止金具８の索支持部８ｃと、カバー部材６の裏側に設けた突条６ａの索支持部１７に、それぞれ複数個の索孔１４、索孔１６をあけて、これら索孔１４、索孔１６に鋼線ワイヤ等の係留索７の端部を挿し通すと、係留索７は蛇行して索孔１４、索孔１６と摩擦係合し、抜けやずれを生じないように強固に支持されるから、地震等の発生時等にカバー部材６の突条６ａがホルダ５から離脱することがあっても、カバー部材６は係留索７で第一構造物１に係留されて落下を確実に防止されるものであり、しかも、係留索７の一端の止着にはカバー部材６の裏側の突条６ａを索支持部１７に利用することで、使用部品を減らすとともに止着を確実なものとすることができる。   According to the said structure, the rope support part 8c of the clasp 8 attached to the wall (b1) of the 1st structure 1 with the screw 9, and the rope support part 17 of the protrusion 6a provided in the back side of the cover member 6 are provided. In addition, a plurality of cable holes 14 and 16 are opened, and when the end of the mooring cable 7 such as a steel wire is inserted through the cable holes 14 and 16, the mooring cable 7 meanders. Since it is frictionally engaged with the hole 14 and the cable hole 16 and is firmly supported so as not to be detached or displaced, the protrusion 6a of the cover member 6 may be detached from the holder 5 when an earthquake or the like occurs. However, the cover member 6 is moored to the first structure 1 by the mooring line 7 to prevent the fall of the mooring line 7 reliably, and the protrusion on the back side of the cover member 6 is fixed to one end of the mooring line 7. By using the strip 6a for the rope support portion 17, it is possible to reduce the parts used and secure the fastening.

図１２、図１３のエキスパンションジョイントカバーの落下防止構造Ａは、間隙Ｓを有して隣接する第一構造物１と第二構造物２が天井板（ａ１）と（ａ２）であって、上記間隙Ｓに取付部材３によって野縁４に取付けられたホルダ５が設けられ、このホルダ５にカバー部材６の裏側に設けた突条６ａを係合させることで、カバー部材６が間隙Ｓを覆うように配置して、このカバー部材６を係留索７で上記第一構造物１又は第二構造物２へ係留することにより突条６ａが例えホルダ５より外れても落下を生ずることがないようにしたものであり、係留索７の一端は、第一構造物１、第二構造物２側に取付けた索止金具８の索支持部８ｃに止着するが、他端はカバー部材６の裏側に設けられる突条６ａに２個以上の索孔１６をあけた索支持部１７に止着させることを特徴とする。 The expansion joint cover fall prevention structure A shown in FIGS. 12 and 13 has the ceiling structure (a1) and (a2) in which the first structure 1 and the second structure 2 adjacent to each other with the gap S are the above-mentioned A holder 5 attached to the field edge 4 by the attachment member 3 is provided in the gap S, and the cover member 6 covers the gap S by engaging a protrusion 6 a provided on the back side of the cover member 6 with the holder 5. The cover member 6 is moored to the first structure 1 or the second structure 2 by the mooring line 7 so that the ridge 6a does not fall even if it is detached from the holder 5, for example. One end of the mooring cable 7 is fixed to the cable support portion 8c of the cable fitting 8 attached to the first structure 1 and the second structure 2 side. Cable support portion 1 in which two or more cable holes 16 are formed in the ridge 6a provided on the back side Characterized thereby fastened to.

上記構成によれば、第一構造物１の天井板（ａ１）側で野縁４にねじ９により取付けられる索止金具８の索支持部８ｃと、カバー部材６の裏側に設けられる突条６ａの索支持部１７に、それぞれあけられる複数個の索孔１４、索孔１６に鋼線ワイヤ等の係留索７の端部を挿し通すと、係留索７は蛇行して索孔１４、索孔１６と摩擦係合し、抜けやずれを生ずることがない強固な支持を行われるので、地震等の発生時等にカバー部材６の突条６ａがホルダ５から離脱することがあっても、カバー部材６は係留索７で第一構造物１に係留されて落下を確実に防止されるものであり、しかも、係留索７の一端の止着にはカバー部材６の裏側の突条６ａを索支持部１７に利用するから、使用部品を減らすとともに止着を確実にすることができる。   According to the said structure, the rope support part 8c of the clasp 8 attached to the field edge 4 with the screw 9 on the ceiling board (a1) side of the 1st structure 1, and the protrusion 6a provided in the back side of the cover member 6 When the end of the mooring cable 7 such as a steel wire wire is inserted through the plurality of cable holes 14 and 16 that are respectively opened in the cable support part 17 of the cable, the mooring cable 7 meanders to form the cable hole 14 and the cable hole. 16 is frictionally engaged with the support member 16 so that it does not come off or slip off. Therefore, even if the protrusion 6a of the cover member 6 is detached from the holder 5 in the event of an earthquake or the like, The member 6 is moored to the first structure 1 by the mooring line 7 and is prevented from falling down reliably, and the ridge 6a on the back side of the cover member 6 is connected to the end of the mooring line 7. Since it uses for the support part 17, a use part can be reduced and fastening can be ensured.

図１４、図１５の実施形態のエキスパンションジョイントカバーの落下防止構造Ａは、間隙Ｓを有して隣接する第一構造物１と第二構造物２が壁体（ｂ１）と（ｂ２）であって、上記間隙Ｓに例えば、一方の壁体（ｂ１）と、他方の壁材（ｂ２）とに取付部３ｐ、取付部３ｑで取付けられたホルダ５ｐ、ホルダ５ｑが設けられ、これらホルダ５ｐ、ホルダ５ｑに２つに分割形成したカバー部材６ｐとカバー部材６ｑの裏面端部を係合させることで、２枚のカバー部材６ｐ、６ｑで間隙Ｓを覆うようにしてある。そして、一方のカバー部材６ｑはねじ１８でホルダ５ｑに固定し、他方のカバー部材６ｐは係留索７で第一構造物１側に係留して落下を防止させるようにしたものであり、係留索７の一端はカバー部材６ｐの側縁６ｐｂに取付けた索止金具８の索支持部８ｃへ止着し、他端はホルダ５ｐに２個以上の索孔１６をあけた索支持部１７を設けて、この索支持部１７に止着させることを特徴とする。 The expansion joint cover fall prevention structure A according to the embodiment of FIGS. 14 and 15 includes the first structure 1 and the second structure 2 that are adjacent to each other with a gap S as the wall bodies (b1) and (b2). In the gap S, for example, a holder 5p and a holder 5q attached to the one wall body (b1) and the other wall material (b2) by the attachment portion 3p and the attachment portion 3q are provided. By engaging the cover member 6p, which is divided into two parts with the holder 5q, and the back surface end of the cover member 6q, the cover S is covered with the two cover members 6p, 6q. One cover member 6q is fixed to the holder 5q by a screw 18, and the other cover member 6p is moored to the first structure 1 side by a mooring line 7 to prevent the drop. One end of 7 is fixed to the rope support 8c of the rope fitting 8 attached to the side edge 6pb of the cover member 6p, and the other end is provided with a rope support 17 having two or more cable holes 16 formed in the holder 5p. The cable support portion 17 is fixed to the cable support portion 17.

上記構成によれば、第一構造物１の壁体（ｂ１）側に設けられるホルダ５ｐの索支持部１７と、カバー部材６ｐの側縁６ｐｂに取付けられる索止金具８の索支持部８ｃに、それぞれあけられる複数個以上の索孔１４、索孔１６に鋼線ワイヤ等の係留索７の端部を挿し通すと、係留索７の両端部は蛇行して索孔１４、索孔１６と摩擦係合し、抜けやずれを生じない強固な支持を行われるため、地震等の発生時等にもカバー部材６ｐはホルダ５ｐに係留されて落下を確実に防止されるもので、しかも、係留索７の一端の止着にはカバー部材６ｐのホルダ５ｐを索支持部１７として利用するから、使用部品を減らすとともに止着を確実にすることができる。   According to the above configuration, the rope support portion 17 of the holder 5p provided on the wall (b1) side of the first structure 1 and the rope support portion 8c of the clasp 8 attached to the side edge 6pb of the cover member 6p. When the ends of the mooring line 7 such as a steel wire wire are inserted through the plurality of hole 14 and the hole 16 that are respectively opened, both ends of the mooring line 7 meander and the hole 14 and the hole 16 The cover member 6p is moored to the holder 5p and reliably prevented from falling even in the event of an earthquake or the like because the frictional engagement and strong support that does not cause disconnection or displacement occur. Since the holder 5p of the cover member 6p is used as the rope support portion 17 for fastening one end of the rope 7, it is possible to reduce the number of parts used and secure the fastening.

本発明は、索止金具を構造物側へもカバー部材側へも取付可能として、カバー部材の係留索による落下防止を簡単確実に行えるエキスパンションジョイントカバーの落下防止構造を提供するのに有効である。   INDUSTRIAL APPLICABILITY The present invention is effective in providing a fall prevention structure for an expansion joint cover that can easily and reliably prevent a fall by a mooring line of a cover member so that the clasp can be attached to the structure side or the cover member side. .

本発明に係るエキスパンションジョイントカバーの落下防止構造の 実施形態を示す斜視図 The perspective view which shows embodiment of the fall prevention structure of the expansion joint cover which concerns on this invention （ａ）（ｂ）は同上構造に用いた索止金具の斜視図(A) (b) is a perspective view of the clasp used in the above structure 同上索止金具を第一構造物の壁体へ取付けた状態の説明図Explanatory drawing of the state where the same clasp is attached to the wall of the first structure 同上索止金具を第一構造物の天井板へ取付けた状態の説明図Explanatory drawing of the state where the same clasp is attached to the ceiling plate of the first structure 同上索止金具をカバー部材の側縁へ取付けた状態を示す説明図Explanatory drawing which shows the state which attached the same clasp to the side edge of a cover member 同上索止金具をカバー部材の側縁へ取付けた状態の他の例を示す説明図Explanatory drawing which shows the other example of the state which attached the same clasp to the side edge of a cover member 同上索止金具をカバー部材の側縁へ取付けた状態の更に他の例を示す説明図Explanatory drawing which shows the further another example of the state which attached the same clasp to the side edge of a cover member 本発明に係るのエキスパンションジョイントカバーの落下防止構造の他の実施形態を示す斜視図 The perspective view which shows other embodiment of the fall prevention structure of the expansion joint cover based on this invention 同上構造の平面図Top view of the structure エキスパンションジョイントカバーの落下防止構造の別の実施形態を示す斜視図The perspective view which shows another embodiment of the fall prevention structure of an expansion joint cover 同上構造の平面図。The top view of a structure same as the above. エキスパンションジョイントカバーの落下防止構造のさらに別の実施形態を示す斜視図The perspective view which shows another embodiment of the fall prevention structure of an expansion joint cover 同上構造の平面図Top view of the structure エキスパンションジョイントカバーの落下防止構造のさらに別の実施形態を示す斜視図The perspective view which shows another embodiment of the fall prevention structure of an expansion joint cover 同上構造の平面図Top view of the structure

Ａ エキスパンションジョイントカバーの落下防止構造
１ 第一構造物
２ 第二構造物
Ｓ 間隙
５ ホルダ
６ カバー部材
７ 係留索
８ 索止金具
８ａ 第１取付部
８ｂ 第２取付部
８ｃ 索支持部
９ ねじ
１１ ねじ
１３ 段差
１４ 索孔 A. Expansion joint cover fall prevention structure 1 1st structure 2 2nd structure S gap 5 holder 6 cover member 7 mooring cable 8 cable clamp 8a first mounting part 8b second mounting part 8c cable support part 9 screw 11 screw 13 steps 14 rope holes

Claims (3)

間隙を有して隣接する第一構造物と第二構造物に、ホルダにより上記間隙のカバー部材を取付け、このカバー部材を係留索で上記構造物に係留することでカバー部材の落下を防止させるエキスパンションジョイントカバーの落下防止構造において、
上記係留索の両端部を止着する索止金具には、それぞれ上記構造物にねじで取付け可能な第1取付部と、この第1取付部の一端に折曲げ形成してカバー部材にねじで取付け可能な第２取付部と、第1取付部の他端に段差を有するように連設して、複数の索孔をあけた索支持部とを有するように形成して、上記索止金具を、上記構造物側にもカバー部材側にも取り付け可能とし、
上記両索止金具を、それぞれ上記構造物側とカバー部材側の両方に取付け、各々の索支持部にあけた複数の索孔に、上記係留索の両端を蛇行させて挿し通して取り付けた
ことを特徴とするエキスパンションジョイントカバーの落下防止構造。 A cover member of the gap is attached to a first structure and a second structure adjacent to each other with a gap by a holder, and the cover member is moored to the structure by a mooring line to prevent the cover member from falling. In the anti-drop structure of the expansion joint cover,
Above the Sakutome fitting that fastened both ends of the mooring lines, a first attachment portion attachable by screws to the structure, respectively, screw the bent form to the cover member at one end of the first mounting portion in a second attachment portion attachable to the other end of the first mounting portion and continuously provided to have a step, and formed so as to have a cord support portion spaced a plurality of cord holes, the Sakutome The bracket can be attached to the structure side as well as the cover member side,
The rope clasps are attached to both the structure side and the cover member side, respectively, and attached to the plurality of cable holes formed in the respective rope support portions by meandering both ends of the mooring lines. An expansion joint cover fall prevention structure characterized by that. 上記索止金具が第１取付部を構造物に沿えて、取付孔から構造物にねじを締め込むと構造物に直接取付けられるものであることを特徴とする請求項１に記載のエキスパンションジョイントカバーの落下防止構造。 2. The expansion joint cover according to claim 1, wherein the clasp is attached directly to the structure when a screw is tightened to the structure from the attachment hole along the structure along the first attachment portion. 3. Fall prevention structure. 上記索止金具の索支持部にあけた索孔に挿し通す係留索が剛性材料で形成されていることを特徴とする請求項１又は２に記載のエキスパンションジョイントカバーの落下防止構造。 Fall prevention structure of expansion joint cover according to claim 1 or 2, characterized in that the mooring lines through plugged into cord hole drilled in search supporting portion of the Sakutome fitting is formed of a rigid material.

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