JPH0828193A - Reinforced wire gauze fixture of tunnel type construction - Google Patents
Reinforced wire gauze fixture of tunnel type constructionInfo
- Publication number
- JPH0828193A JPH0828193A JP6190900A JP19090094A JPH0828193A JP H0828193 A JPH0828193 A JP H0828193A JP 6190900 A JP6190900 A JP 6190900A JP 19090094 A JP19090094 A JP 19090094A JP H0828193 A JPH0828193 A JP H0828193A
- Authority
- JP
- Japan
- Prior art keywords
- wire mesh
- tunnel
- fixing
- fixed
- washer
- 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.)
- Pending
Links
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、道路、鉄道、電線及び
水路用のトンネル状構築物への鉄筋金網固着方法に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for fixing reinforcing wire mesh to tunnel-like structures for roads, railways, electric wires and waterways.
【０００２】[0002]
【従来の技術】従来、セグメントを用いて電線用等のト
ンネルを構築する場合には、コンクリート製又はスチー
ル製のセグメントを組み立てて外トンネルを形成し、該
外トンネルの内側に鉄筋金網を配置し、コンクリートを
打設して内トンネルを形成している。図２１に示すよう
に、まず、セグメントを使用して外トンネル７０を構築
する場合には、例えば６分割され、内部に鉄筋が配筋さ
れた円弧状のコンクリート製セグメント７１を予め製造
しておき、その後現場に搬送する。それぞれのセグメン
ト７１には、図２２及び図２４に示すようにそれぞれの
向かい合う両端部のうち、一方の周方向の端面にはセグ
メント接合用ねじ７２を一部突出させて所定ピッチで設
けられ、他方の周方向の他端には挿入孔７３が形成さ
れ、内側には該挿入孔７３と連通するねじ締め穴７４が
形成され、更に、同様に一方の長さ方向の端面にはセグ
メント接合用ねじ７２を一部突出させて所定ピッチで設
けられ、他方の長さ方向の他端には挿入孔７３が形成さ
れ、内側には該挿入孔７３と連通するねじ締め穴７４が
形成されている。このセグメント７１を筒状に組み立て
る場合には、セグメント接合用ねじ７２を連結するセグ
メント７１の挿入孔７３に差し込み、ねじ締め穴７４か
ら座金７５とナット７６で締め付けている。このように
して順次組み立てていき、所定の長さの外トンネル７０
を形成する。2. Description of the Related Art Conventionally, when constructing a tunnel for electric wires or the like using segments, a concrete or steel segment is assembled to form an outer tunnel, and a reinforced wire mesh is arranged inside the outer tunnel. , Concrete is placed to form the inner tunnel. As shown in FIG. 21, first, in the case of constructing the outer tunnel 70 using the segments, for example, an arc-shaped concrete segment 71, which is divided into 6 and has reinforcing bars arranged inside, is manufactured in advance. , Then transport to the site. As shown in FIGS. 22 and 24, each segment 71 is provided with a segment joining screw 72 at a predetermined pitch on one end face in the circumferential direction of both end portions facing each other, and at the other end. An insertion hole 73 is formed at the other end in the circumferential direction, and a screw tightening hole 74 communicating with the insertion hole 73 is formed inside. Further, similarly, a segment joining screw is formed on one end face in the length direction. 72 are partially projected and provided at a predetermined pitch, an insertion hole 73 is formed at the other end in the other length direction, and a screw fastening hole 74 communicating with the insertion hole 73 is formed inside. When the segment 71 is assembled in a tubular shape, the segment joining screw 72 is inserted into the insertion hole 73 of the segment 71, and the washer 75 and the nut 76 are tightened through the screw tightening hole 74. In this way, the outer tunnel 70 having a predetermined length is sequentially assembled.
To form.
【０００３】そして、内トンネル７０ａを構築する場合
は、先ず、予め所定形状に湾曲させて製造されたインバ
ート鉄筋金網７８を外トンネル７０の底部に配置し、該
インバート鉄筋金網７８の上からインバートコンクリー
ト７７を打設する。この場合インバート鉄筋金網７８の
両端部は露出させておく。そして、このインバート鉄筋
金網７８に例えば５分割した鉄筋金網を、その先端部を
互いに重合させながら順次外トンネル７０の内側に取り
付けていく。最初に、図２３（Ａ）に示すように下段の
予め組み立てられている鉄筋金網７９の先端部をインバ
ート鉄筋金網７８の先端部と重合させて両側に配置す
る。そして、図２４に示すように予めセグメント接合用
ねじ７２に取り付けていた番線８０で鉄筋金網７９の鉄
筋８１を縛って鉄筋金網７９を固定する。次に、図２３
（Ｂ）に示すように中段の鉄筋金網８２を固定する場合
には、作業者８３が鉄筋金網８２と一緒にリフト８４に
乗り、鉄筋金網８２の下端部を下段の鉄筋金網７９の上
端部と重合させた状態で、鉄筋金網８２の上部を更にリ
フト８４で持ち上げ、図２３（Ｃ）に示すようにリフト
８４の先端に取り付けられている支持金具８５で押して
外トンネル７０の内壁に配置し、この状態を保って下段
の鉄筋金網７９の場合と同様に予めセグメント接合用ね
じ７２に取り付けていた番線８０で鉄筋金網８２の鉄筋
８１を縛って図２４に示すように鉄筋金網８２を固定し
ている。そして、図２３（Ｄ）に示すようにもう一方の
中段の鉄筋金網８２も同様にして固定する。更に、図２
３（Ｅ）に示すように、上段の鉄筋金網８６を取り付け
る場合には、リフト８４に作業者８３が乗り、リフト８
４の上部に鉄筋金網８６を載せて、上方に移動させ、図
２３（Ｆ）に示すように予めセグメント接合用ねじ７２
に取り付けていた番線８０で鉄筋金網８６の鉄筋８１を
縛って鉄筋金網８６を仮固定し、更に、図２３（Ｇ）に
示すようにリフト８４の上端に設けられている支持金具
８７で鉄筋金網８６を外トンネル７０の内壁に押し当て
た状態を保って、更に番線８０で締め付けて鉄筋金網８
６を固定する。その後、鉄筋金網７９、８２、８６の内
側に型枠を設け、コンクリートを打設して内トンネル７
０ａを構築している。When constructing the inner tunnel 70a, first, an invert rebar wire mesh 78 manufactured by being bent in a predetermined shape in advance is placed at the bottom of the outer tunnel 70, and the invert concrete is overlaid on the invert rebar wire mesh 78. Place 77. In this case, both ends of the invert rebar wire mesh 78 are exposed. Then, for example, five-divided reinforced metal nets are sequentially attached to the inside of the outer tunnel 70 while the tip portions of the reinforced metal nets 78 are overlapped with each other. First, as shown in FIG. 23 (A), the tip portion of the lower preassembled rebar wire mesh 79 is overlapped with the tip portion of the invert bar wire mesh 78 and arranged on both sides. Then, as shown in FIG. 24, the reinforcing bar 81 of the reinforcing bar wire mesh 79 is bound by the number wire 80 previously attached to the segment joining screw 72 to fix the reinforcing bar wire mesh 79. Next, FIG.
As shown in (B), when fixing the middle reinforced metal net 82, the operator 83 rides on the lift 84 together with the reinforced metal net 82, and the lower end of the reinforced metal mesh 82 is connected to the upper end of the lower reinforced metal mesh 79. In the superposed state, the upper portion of the reinforcing wire mesh 82 is further lifted by the lift 84, and is pushed by the support metal fitting 85 attached to the tip of the lift 84 to be placed on the inner wall of the outer tunnel 70, as shown in FIG. While maintaining this state, similarly to the case of the lower reinforcing bar wire net 79, the reinforcing bar 81 of the reinforcing bar wire mesh 82 is bound by the number wire 80 previously attached to the segment joining screw 72 to fix the reinforcing bar wire mesh 82 as shown in FIG. There is. Then, as shown in FIG. 23 (D), the other middle reinforced wire mesh 82 is also fixed in the same manner. Furthermore, FIG.
As shown in FIG. 3 (E), when attaching the upper reinforced wire mesh 86, the operator 83 rides on the lift 84 to lift the lift 8
4 is placed on the upper portion of the reinforcing bar wire mesh 86 and moved upward, and as shown in FIG.
The reinforcing wire 81 of the reinforcing wire mesh 86 is tied up with the wire 80 attached to the wire to temporarily fix the reinforcing wire mesh 86, and further, as shown in FIG. While keeping 86 pressed against the inner wall of the outer tunnel 70, further tighten the wire 80 to reinforce the wire mesh 8.
Fix 6 After that, a form is provided inside the reinforcing wire mesh 79, 82, 86, and concrete is poured into the inner tunnel 7
0a is being built.
【０００４】[0004]
【発明が解決しようとする課題】しかしながら、番線８
０で鉄筋金網７９、８２、８６を固定しているので、下
段及び中段の鉄筋金網７９、８２は下方にずってしま
い、また上段の鉄筋金網８６は自重で下がってしまい、
所定の位置に鉄筋金網７９、８２、８６を固定できない
という問題があった。本発明はこのような事情に鑑みな
されたもので、簡単に所定の位置に鉄筋金網を強固に固
定することができるトンネル状構築物への鉄筋金網固着
方法を提供することを目的とする。However, the number 8
Since the rebar wire nets 79, 82, 86 are fixed at 0, the lower and middle rebar wire nets 79, 82 are displaced downward, and the upper rebar wire net 86 is lowered by its own weight.
There was a problem that the reinforcing bar wire mesh 79, 82, 86 could not be fixed in place. The present invention has been made in view of such circumstances, and an object of the present invention is to provide a method for fixing a reinforcing bar wire mesh to a tunnel-like structure that can easily and firmly fix the reinforcing bar wire mesh at a predetermined position.
【０００５】[0005]
【課題を解決するための手段】前記目的に沿う請求項１
記載のトンネル状構築物への鉄筋金網固着方法は、少な
くとも一方の接合部にねじ締め穴を有する円弧状のコン
クリート製セグメント又はスチール製セグメントで組み
立てられたトンネル状構築物への予め曲げ加工した鉄筋
金網固着方法であって、前記ねじ締め穴に露出したセグ
メント接合用ねじの突出部に、一方に掛金が形成された
固定ねじ棒の該掛金を取り付け、前記固定ねじ棒の他方
から前記鉄筋金網を装着し、該鉄筋金網を取り付け用座
金及び取り付け用ナットを用いて内側からねじ締めして
固定して構成されている。ここで、掛金とは、フック状
のもの、丸孔のものを含む。請求項２記載のトンネル状
構築物への鉄筋金網固着方法は、少なくとも一方の接合
部にねじ締め穴を有する円弧状のコンクリート製セグメ
ント又はスチール製セグメントで組み立てられたトンネ
ル状構築物への予め曲げ加工した鉄筋金網固着方法であ
って、前記ねじ締め穴に露出したセグメント接合用ねじ
の突出部に、一方に掛金が形成された固定ねじ棒の該掛
金を取り付け、前記固定ねじ棒の他方から位置決め用ナ
ットを所定位置に取り付けて位置決め用座金を装着し、
次に前記鉄筋金網を装着し、しかる後該鉄筋金網を取り
付け用座金及び取り付け用ナットを用いて内側からねじ
締めして固定して構成されている。請求項３記載のトン
ネル状構築物への鉄筋金網固着方法は、請求項２に記載
のトンネル状構築物への鉄筋金網固着方法において、前
記位置決め用座金と前記位置決め用ナットは一体化して
構成されている。請求項４記載のトンネル状構築物への
鉄筋金網固着方法は、円弧状のコンクリート製セグメン
ト又はスチール製セグメントで組み立てられたトンネル
状構築物への予め曲げ加工した鉄筋金網固着方法であっ
て、前記トンネル状構築物の内壁に予め雌ねじ部材又は
掛止金具を埋設し、該トンネル状構築物の内壁に埋設さ
れている前記雌ねじ部材又は掛止金具に固定ねじ棒の一
方を固定し、該固定ねじ棒の他方から前記鉄筋金網を装
着し、該鉄筋金網を取り付け用座金及び取り付け用ナッ
トを用いて内側からねじ締めして固定して構成されてい
る。なお、位置決め用座金と前記位置決め用ナットを用
いてトンネル状構築物との間に隙間を有して鉄筋金網を
固定する場合も含む。請求項５記載のトンネル状構築物
への鉄筋金網固着方法は、トンネル内面に配置された支
持部材を備えたトンネル状構築物への予め曲げ加工した
鉄筋金網固着方法であって、前記支持部材に固定ねじ棒
の一方を固着し、該固定ねじ棒の他方から前記鉄筋金網
を装着し、該鉄筋金網を取り付け用座金及び取り付け用
ナットを用いて内側からねじ締めして固定して構成され
ている。なお、位置決め用座金と前記位置決め用ナット
を用いてトンネル状構築物との間に隙間を有して鉄筋金
網を固定する場合も含む。ここで、支持部材とは、支保
工の他、特別に配置された鉄筋金網吊り用の部材を含
む。また、前記支持部材に固定ねじ棒の一方を固着する
とは、番線で括る場合、ねじで止める場合、クリップで
止める場合あるいは溶接で固定する場合等をいう。そし
て、前記支持部材には、Ｈ型鋼、山形鋼、トラス構造体
からなるものを含む。A method according to the above-mentioned object.
A method for fixing a reinforcing wire mesh to a tunnel-like structure described above includes fixing a pre-bent reinforcing bar mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or a steel segment having a screw hole at at least one joint. A method, wherein the protruding portion of the segment joining screw exposed in the screw tightening hole is attached with the latch of a fixed screw rod having a latch formed on one side, and the rebar wire mesh is attached from the other side of the fixed screw rod. The reinforcing wire mesh is fixed by screwing it from the inside using a mounting washer and a mounting nut. Here, the latch includes a hook-shaped one and a round hole-shaped one. A method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 2, wherein a tunnel-like structure assembled from an arc-shaped concrete segment or steel segment having a screw fastening hole in at least one joint is pre-bent. A reinforcing wire mesh fixing method, wherein the latch of a fixed screw rod having a latch formed on one side is attached to the protruding portion of the segment joining screw exposed in the screw tightening hole, and the positioning nut is attached from the other side of the fixed screw rod. To the specified position and a positioning washer,
Next, the rebar wire mesh is mounted, and then the rebar wire mesh is fixed by screwing it from the inside using a mounting washer and a mounting nut. The reinforcing bar wire net fixing method to the tunnel-like structure according to claim 3, in the reinforcing bar wire net fixing method to the tunnel-like structure according to claim 2, wherein the positioning washer and the positioning nut are integrally formed. . The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 4, which is a method for fixing a reinforcing bar wire mesh pre-bent to a tunnel-like structure assembled from an arc-shaped concrete segment or a steel segment, A female screw member or a latch is embedded in the inner wall of the structure in advance, and one of the fixing screw rods is fixed to the female screw member or the latch that is embedded in the inner wall of the tunnel-shaped structure, and the other of the fixing screw rods is fixed. The rebar wire mesh is mounted, and the rebar wire mesh is fixed by screwing it from the inside using a mounting washer and a mounting nut. Note that this also includes the case where the reinforcing wire mesh is fixed with a gap between the positioning washer and the positioning nut and the tunnel-shaped structure. A method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 5, which is a method for fixing a pre-bent reinforcing bar wire mesh to a tunnel-like structure having a support member arranged on the inner surface of the tunnel, wherein the fixing screw is fixed to the support member. One of the rods is fixed, the rebar wire mesh is attached from the other of the fixing screw rods, and the rebar wire mesh is fixed by screwing from the inside using a mounting washer and a mounting nut. Note that this also includes the case where the reinforcing wire mesh is fixed with a gap between the positioning washer and the positioning nut and the tunnel-shaped structure. Here, the support member includes, in addition to supporting work, a specially arranged member for suspending a reinforced metal net. Further, fixing one of the fixing screw rods to the support member means, for example, wrapping with a number wire, fixing with a screw, fixing with a clip, fixing with welding, or the like. The support members include those made of H-shaped steel, angle steel, and truss structures.
【０００６】請求項６記載のトンネル状構築物への鉄筋
金網固着方法は、円弧状のコンクリート製セグメント又
はスチール製セグメントで組み立てられたトンネル状構
築物への予め曲げ加工した鉄筋金網固着方法であって、
予め鉄筋金網を前記トンネル状構築物に仮止めし、複数
の固定ねじ棒の一方を前記鉄筋金網に挿通して前記トン
ネル状構築物に固定し、該鉄筋金網を取り付け用座金及
び取り付け用ナットを用いて内側からねじ締めして固定
して構成されている。なお、位置決め用座金と前記位置
決め用ナットを用いてトンネル状構築物との間に隙間を
有して鉄筋金網を固定する場合も含む。請求項７記載の
トンネル状構築物への鉄筋金網固着方法は、請求項１〜
６のいずれか１項に記載のトンネル状構築物への鉄筋金
網固着方法において、前記取り付け用座金は、中央に前
記固定ねじ棒が嵌入する長孔が複数形成された棒状座金
からなるように構成されている。なお、位置決め用座金
の場合も含む。請求項８記載のトンネル状構築物への鉄
筋金網固着方法は、請求項１〜６のいずれか１項に記載
のトンネル状構築物への鉄筋金網固着方法において、前
記取り付け用座金は、鉄棒がＵ字状に曲げられたＵ字座
金からなるように構成されている。なお、位置決め用座
金の場合も含む。請求項９記載のトンネル状構築物への
鉄筋金網固着方法は、請求項１〜６のいずれか１項に記
載のトンネル状構築物への鉄筋金網固着方法において、
前記取り付け用座金は、隣合う鉄筋に跨がる直径を有す
る平座金からなるように構成されている。なお、位置決
め用座金の場合も含む。請求項１０記載のトンネル状構
築物への鉄筋金網固着方法は、請求項９記載のトンネル
状構築物への鉄筋金網固着方法において、前記平座金
は、多孔板からなるように構成されている。請求項１１
記載のトンネル状構築物への鉄筋金網固着方法は、請求
項１〜６のいずれか１項に記載のトンネル状構築物への
鉄筋金網固着方法において、前記取り付け用座金と前記
取り付け用ナットは一体化して構成されている。請求項
１２記載のトンネル状構築物への鉄筋金網固着方法は、
円弧状のコンクリート製セグメント又はスチール製セグ
メントで組み立てられたトンネル状構築物への予め曲げ
加工した鉄筋金網固着方法であって、予め曲げ加工され
た鉄筋金網を前記トンネル状構築物内に配置し、該トン
ネル状構築物にその一方が固定された棒状物の他方を鉄
筋金網から内側に突出させ、前記棒状物の他方側に設け
られている楔孔に楔を打ち込んで前記鉄筋金網を固定す
るように構成されている。なお、前記棒状物は鉄筋金網
を配置する前にトンネル状構築物に取り付けておく場合
と、鉄筋金網を配置した後トンネル状構築物に取り付け
る場合がある。また、前記棒状物のトンネル状構築物へ
の取り付けは、セグメントの内側に設けられている雌ね
じ部材に連結する場合と、セグメントのねじ締め穴に露
出したセグメント接合用ねじの突出部に連結する場合が
ある。請求項１３記載のトンネル状構築物への鉄筋金網
固着方法は、円弧状のコンクリート製セグメント又はス
チール製セグメントで組み立てられたトンネル状構築物
への予め曲げ加工した鉄筋金網固着方法であって、前記
トンネル状構築物の内壁に固定ねじ棒の一端を固着し、
前記鉄筋金網を前記セグメントの内面に配置されたスペ
ーサを介して取り付け、内側から取り付け用ナットを用
いてねじ締め固定して構成されている。ここで、固着と
は、ねじで取り付ける場合、引っかける場合、あるいは
溶接する場合をいう。また、スペーサは独立であっても
よいし、鉄筋金網に予め取り付けておく場合でもよい。A method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 6 is a method for fixing a reinforcing bar wire mesh pre-bent to a tunnel-like structure assembled from arc-shaped concrete segments or steel segments,
Preliminarily fixing a reinforcing bar wire mesh to the tunnel-shaped structure, inserting one of a plurality of fixing screw rods into the reinforcing bar wire mesh and fixing it to the tunnel-shaped structure, using the mounting wire washer and a mounting nut. It is configured by screwing and fixing from the inside. Note that this also includes the case where the reinforcing wire mesh is fixed with a gap between the positioning washer and the positioning nut and the tunnel-shaped structure. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 7, comprises:
7. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to any one of 6 above, wherein the mounting washer is composed of a rod-shaped washer having a plurality of elongated holes into which the fixing screw rods are fitted. ing. The case of a positioning washer is also included. The method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 8, wherein in the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to any one of claims 1 to 6, the mounting washer has a U-shaped steel bar. It is configured to have a U-shaped washer bent in a curved shape. The case of a positioning washer is also included. The method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 9, wherein the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to any one of claims 1 to 6,
The washer for attachment is constituted by a flat washer having a diameter that straddles adjacent reinforcing bars. The case of a positioning washer is also included. According to a tenth aspect of the present invention, there is provided a method for fixing a reinforced metal mesh to a tunnel-like structure according to the ninth aspect, wherein the flat washer is composed of a perforated plate. Claim 11
The reinforcing bar wire net fixing method to the tunnel-like structure described in the method is the reinforcing bar wire net fixing method to the tunnel-like structure according to any one of claims 1 to 6, wherein the mounting washer and the mounting nut are integrated. It is configured. The method for fixing a reinforcing bar wire mesh to a tunnel-shaped structure according to claim 12,
A pre-bent reinforced wire mesh fixing method for a tunnel-shaped structure assembled from arc-shaped concrete segments or steel segments, wherein a pre-bent reinforced wire mesh is arranged in said tunnel-shaped structure, said tunnel The rod-shaped structure, one of which is fixed to the rod-shaped structure, is formed so that the other of the rod-shaped structure protrudes inward from the rebar wire mesh, and a wedge is driven into a wedge hole provided on the other side of the bar-shaped structure to fix the rebar metal mesh. ing. The rod-shaped object may be attached to the tunnel-shaped structure before arranging the reinforced metal mesh, or may be attached to the tunnel-shaped structure after arranging the reinforced metal mesh. In addition, the attachment of the rod-shaped object to the tunnel-shaped structure may be connected to a female screw member provided inside the segment or may be connected to a protruding portion of the segment joining screw exposed in the screw tightening hole of the segment. is there. The method for fixing a reinforced wire mesh to a tunnel-like structure according to claim 13, which is a method of fixing a pre-bent reinforced wire mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or a steel segment, Secure one end of the fixing screw rod to the inner wall of the structure,
The rebar wire mesh is mounted via a spacer arranged on the inner surface of the segment, and is fixed by screwing from the inside using a mounting nut. Here, the term "fixed" refers to a case of mounting with a screw, a case of hooking, or a case of welding. In addition, the spacer may be independent or may be attached to the reinforcing wire mesh in advance.
【０００７】[0007]
【作用】請求項１、７〜１１記載のトンネル状構築物へ
の鉄筋金網固着方法においては、ねじ締め穴に露出した
セグメント接合用ねじの突出部に、固定ねじ棒の一方の
掛金を取り付ける。そして、前記固定ねじ棒の他方から
前記鉄筋金網を装着し、該鉄筋金網を取り付け用座金及
び取り付け用ナットを用いて内側からねじ締めしてトン
ネル状構築物の内壁に鉄筋金網を固定する。請求項２、
３、７〜１１記載のトンネル状構築物への鉄筋金網固着
方法においては、ねじ締め穴に露出したセグメント接合
用ねじの突出部に、固定ねじ棒の一方の掛金を取り付け
る。そして、前記固定ねじ棒の他方から位置決め用ナッ
トを所定位置に取り付けて鉄筋金網の位置を決める。そ
して、位置決め用座金を装着し、更に前記鉄筋金網を装
着し、その後該鉄筋金網を取り付け用座金及び取り付け
用ナットを用いて内側からねじ締めしてトンネル状構築
物の内壁に鉄筋金網を固定する。特に、請求項３記載の
トンネル状構築物への鉄筋金網固着方法においては、前
記位置決め用座金と前記位置決め用ナットは一体化して
いるので、固定ねじ棒への装着の手間が少なくてすむ。
請求項４、７〜１１記載のトンネル状構築物への鉄筋金
網固着方法においては、トンネル状構築物の内壁に予め
雌ねじ部材を埋設し、該トンネル状構造物の内壁に埋設
されている前記雌ねじ部材に固定ねじ棒の一方を螺合さ
せて固定ねじ棒をトンネル状構築物に取り付ける。そし
て、前記固定ねじ棒の他方から前記鉄筋金網を装着し、
該鉄筋金網を取り付け用座金及び取り付け用ナットを用
いて内側からねじ締めしてトンネル状構築物の内壁に鉄
筋金網を固定する。In the method for fixing a reinforcing wire mesh to a tunnel-like structure according to claims 1 and 7 to 11, one latch of a fixing screw rod is attached to the protruding portion of the segment joining screw exposed in the screw tightening hole. Then, the rebar wire mesh is attached from the other of the fixing screw rods, and the rebar wire mesh is fixed from the inside by using a mounting washer and a mounting nut to fix the rebar wire mesh to the inner wall of the tunnel-shaped structure. Claim 2,
In the method for fixing the reinforcing wire mesh to the tunnel-like structure described in 3, 7 to 11, one latch of the fixing screw rod is attached to the protruding portion of the segment joining screw exposed in the screw tightening hole. Then, a positioning nut is attached to the predetermined position from the other of the fixing screw rods to determine the position of the reinforcing wire mesh. Then, a positioning washer is mounted, the rebar wire mesh is further mounted, and then the rebar wire mesh is screwed from the inside using a mounting washer and a mounting nut to fix the rebar wire mesh to the inner wall of the tunnel-shaped structure. Particularly, in the method for fixing the reinforcing bar wire mesh to the tunnel-like structure according to the third aspect, since the positioning washer and the positioning nut are integrated, it is possible to reduce the time and effort for mounting the fixing screw rod.
In the method for fixing a reinforcing bar wire net to a tunnel-shaped structure according to any one of claims 4 and 7 to 11, a female screw member is previously embedded in an inner wall of the tunnel-shaped structure, and the female screw member embedded in the inner wall of the tunnel-shaped structure. The fixed screw rod is attached to the tunnel-like structure by screwing one of the fixed screw rods. Then, the rebar wire mesh is attached from the other of the fixing screw rods,
The reinforcing wire mesh is fixed to the inner wall of the tunnel-shaped structure by screwing the reinforcing wire mesh from the inside using a mounting washer and a mounting nut.
【０００８】請求項５、７〜１１記載のトンネル状構築
物への鉄筋金網固着方法においては、支保工の内壁に固
定ねじ棒の一方を固着し、前記固定ねじ棒の他方から前
記鉄筋金網を装着し、該鉄筋金網を取り付け用座金及び
取り付け用ナットを用いて内側からねじ締めしてトンネ
ル状構築物の内壁に鉄筋金網を固定する。請求項６〜１
１記載のトンネル状構築物への鉄筋金網固着方法におい
ては、予め鉄筋金網をトンネル状構築物に仮止めし、複
数の固定ねじ棒の一方を前記鉄筋金網に挿通して前記ト
ンネル状構築物に固定する。そして、前記鉄筋金網を取
り付け用座金及び取り付け用ナットを用いて内側からね
じ締めして固定する。特に、請求項７記載のトンネル状
構築物への鉄筋金網固着方法においては、前記取り付け
用座金が、中央に前記固定ねじ棒が嵌入する長孔が複数
形成された棒状座金からなるので、鉄筋金網の鉄筋が固
定するのに丁度よい位置にない場合でもねじ棒が嵌入す
る長孔を選ぶことにより鉄筋金網の鉄筋に跨がらせて鉄
筋金網を固定することができる。また、コンクリートは
棒状座金の長孔を通って流れていく。請求項８記載のト
ンネル状構築物への鉄筋金網固着方法においては、前記
取り付け用座金が、鉄棒がＵ字状に曲げられたＵ字座金
からなるので、Ｕ字座金の隙間に固定ねじ棒を差し込ん
で鉄筋金網を固定することができる。また、コンクリー
トはＵ字座金の隙間を通って流れていく。請求項９記載
のトンネル状構築物への鉄筋金網固着方法においては、
前記取り付け用座金は、隣合う鉄筋に跨がる直径を有す
る平座金からなるので、トンネル状構築物に鉄筋金網を
固定することができる。請求項１０記載のトンネル状構
築物への鉄筋金網固着方法においては、前記平座金は、
多孔板からなるので、コンクリートは平座金の孔を通っ
て流れる。請求項１１記載のトンネル状構築物への鉄筋
金網固着方法においては、前記取り付け用座金と前記取
り付け用ナットは一体化しているので、固定ねじ棒への
装着の手間が少なくてすむ。そして、請求項１２記載の
トンネル状構築物への鉄筋金網固着方法においては、予
め曲げ加工された鉄筋金網を前記トンネル状構築物内に
配置し、該トンネル状構築物にその一方が固定された棒
状物の他方を鉄筋金網から内側に突出させる。そして、
前記棒状物の他方側に設けられている楔孔に楔を打ち込
んで前記鉄筋金網を固定する。請求項１３記載のトンネ
ル状構築物への鉄筋金網固着方法においては、トンネル
状構築物の内壁に固定ねじ棒の一端を固着し、前記鉄筋
金網を前記セグメントの内面に配置されたスペーサを介
して取り付ける。そして、内側から取り付け用ナットを
用いてねじ締めして固定する。In the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to any one of claims 5 and 7 to 11, one of the fixing screw rods is fixed to the inner wall of the support work, and the reinforcing bar wire mesh is attached from the other of the fixing screw rods. Then, the rebar wire mesh is fixed to the inner wall of the tunnel-shaped structure by screwing the rebar wire mesh from the inside using a mounting washer and a mounting nut. Claims 6 to 1
In the method for fixing a reinforcing bar wire net to a tunnel-like structure described in 1, the reinforcing bar wire mesh is temporarily temporarily fixed to the tunnel-like structure, and one of a plurality of fixing screw rods is inserted into the reinforcing bar wire-mesh to be fixed to the tunnel-like structure. Then, the reinforcing bar wire mesh is fixed from the inside by using a mounting washer and a mounting nut. Particularly, in the method for fixing the reinforcing bar wire mesh to the tunnel-like structure according to claim 7, since the mounting washer is a bar-shaped washer having a plurality of elongated holes into which the fixing screw bars are fitted, formed in the center of the reinforcing bar wire mesh. Even if the reinforcing bar is not in the right position for fixing, by selecting a long hole into which the screw rod fits, the reinforcing bar can be fixed by straddling the reinforcing bar of the reinforcing bar. In addition, concrete flows through the long holes of the rod-shaped washers. In the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 8, since the mounting washer is a U-shaped washer in which an iron rod is bent in a U-shape, a fixing screw rod is inserted into a gap of the U-shaped washer. You can fix the rebar wire mesh with. In addition, concrete flows through the gap between the U-shaped washers. In the method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 9,
Since the mounting washer is a flat washer having a diameter that straddles adjacent rebars, the rebar wire mesh can be fixed to the tunnel-shaped structure. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 10, wherein the flat washer comprises:
Being a perforated plate, the concrete flows through the holes in the plain washers. In the method of fixing the reinforcing wire mesh to the tunnel-like structure according to claim 11, since the mounting washer and the mounting nut are integrated, the mounting on the fixing screw rod can be done with little effort. In the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 12, a bar-shaped object in which a pre-bent reinforcing bar wire mesh is arranged in the tunnel-like structure and one of which is fixed to the tunnel-like structure. The other is projected inward from the rebar wire mesh. And
A wedge is driven into a wedge hole provided on the other side of the rod-like object to fix the reinforcing wire mesh. In the method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 13, one end of a fixing screw rod is fixed to an inner wall of the tunnel-like structure and the reinforcing bar wire mesh is attached via a spacer arranged on an inner surface of the segment. Then, it is fixed by tightening the screw from the inside using the mounting nut.
【０００９】[0009]
【実施例】続いて、添付した図面を参照しつつ、本発明
を具体化した実施例につき説明し、本発明の理解に供す
る。ここに、図１は本発明の第１の実施例に係るトンネ
ル状構築物への鉄筋金網固着方法を用いて鉄筋金網を内
張する方法の概略説明図、図２は鉄筋金網が固定された
状態を示す側断面図、図３は本発明の第２の実施例に係
るトンネル状構築物への鉄筋金網固着方法を用いて鉄筋
金網が固定された状態を示す側断面図、図４は同位置決
め用平座金の平面図、図５は同取り付け用平座金の平面
図、図６は応用例における先端がフック状の固定ねじ棒
をトンネル状構築物のセグメント接合用ねじに取り付け
た状態を示す部分正面図、図７は本発明の第３の実施例
に係るトンネル状構築物への鉄筋金網固着方法を用いて
鉄筋金網を固定した状態を示す側断面図、図８は本発明
の第４の実施例に係るトンネル状構築物への鉄筋金網固
着方法を用いて鉄筋金網を固定した状態を示す側断面
図、図９は支持部材に固定ねじ棒を取り付けた状態を示
す正面図、図１０は本発明の第５の実施例に係るトンネ
ル状構築物への鉄筋金網固着方法を用いて鉄筋金網を固
定した状態を示す断面図、図１１は応用例における鉄枠
に固着されたナットに固定ねじ棒を取り付けた状態を示
す側断面図、図１２は応用例における鉄枠に固着された
取り付け板に固定ねじ棒を取り付けた状態を示す側断面
図、図１３は図１２における矢視Ａ−Ａ断面図、図１４
は応用例における鉄枠の正面図、図１５は図１４におけ
る矢視Ｂ−Ｂ断面図、図１６は応用例におけるＵ字座金
の平面図、図１７は応用例におけるアングル座金の斜視
図、図１８は本発明の第６の実施例に係るトンネル状構
築物への鉄筋金網固着方法を用いて鉄筋金網を固定した
状態を示す側断面図、図１９は応用例における鉄筋金網
を固定した状態を示す側断面図、図２０は応用例におけ
る棒状物の正面図である。Embodiments of the present invention will now be described with reference to the accompanying drawings to provide an understanding of the present invention. Here, FIG. 1 is a schematic explanatory view of a method of lining a reinforcing bar wire net using a method for fixing a reinforcing bar wire mesh to a tunnel-shaped structure according to the first embodiment of the present invention, and FIG. 2 shows a state in which the reinforcing bar wire mesh is fixed. FIG. 3 is a side sectional view showing a state in which the reinforcing bar mesh is fixed by using the method for fixing the reinforcing bar mesh to the tunnel-shaped structure according to the second embodiment of the present invention, and FIG. 4 is the same for positioning. Fig. 5 is a plan view of a flat washer, Fig. 5 is a plan view of the same flat washer, and Fig. 6 is a partial front view showing a state where a fixing screw rod having a hook-shaped tip in an application example is attached to a segment joining screw of a tunnel-shaped structure. FIG. 7 is a side sectional view showing a state in which a reinforcing bar net is fixed using a method for fixing a reinforcing bar mesh to a tunnel-shaped structure according to the third example of the present invention, and FIG. 8 shows a fourth example of the present invention. Reinforcing bar metal using the method of fixing the reinforcing bar wire mesh to such tunnel-like structure Fig. 9 is a side sectional view showing a state in which a fixing member is fixed, Fig. 9 is a front view showing a state in which a fixing screw rod is attached to a supporting member, and Fig. 10 is a method for fixing a reinforcing wire mesh to a tunnel-like structure according to a fifth embodiment of the present invention. Fig. 11 is a sectional view showing a state in which a rebar wire mesh is fixed by using Fig. 11, Fig. 11 is a side sectional view showing a state in which a fixing screw rod is attached to a nut fixed to an iron frame in an application example, and Fig. 12 is an iron frame in an application example. 14 is a side sectional view showing a state in which a fixing screw rod is attached to a fixed attachment plate, FIG. 13 is a sectional view taken along line AA in FIG.
15 is a front view of an iron frame in an application example, FIG. 15 is a cross-sectional view taken along the line BB in FIG. 14, FIG. 16 is a plan view of a U-shaped washer in the application example, and FIG. 17 is a perspective view of an angle washer in the application example. 18 is a side sectional view showing a state in which a reinforcing bar net is fixed by using the method for fixing a reinforcing bar gauze to a tunnel-shaped structure according to the sixth embodiment of the present invention, and FIG. 19 shows a state in which the reinforcing bar gauze is fixed in an application example. FIG. 20 is a side sectional view, and FIG. 20 is a front view of a rod-shaped object in an application example.
【００１０】図１及び図２に示す本発明の第１の実施例
に係るコンクリート製又はスチール製セグメントからな
るトンネル状構築物（以下同じ）への鉄筋金網固着方法
において使用する固定ねじ棒１０及び棒状座金１１につ
いて説明する。前記固定ねじ棒１０は、鉄製であって、
鉄棒１２の全周に雄ネジが切られており、一端に取り付
け孔１３が形成された掛金１４が設けられている。前記
棒状座金１１は、鉄材からなって、断面コの字状の中央
部１５には固定ねじ棒１０が嵌入する長孔１６が複数形
成されている。これらを使用して、鉄筋金網１７を固定
する場合には、ねじ締め穴７４に露出したセグメント接
合用ねじ７２の突出部７２ａに、固定ねじ棒１０の取付
け孔１３が形成された掛金１４を取り付け、ナット７６
で締め付けておく。そして、前記固定ねじ棒１０の他方
から前記鉄筋金網１７、棒状座金１１の順に装着し、座
金１８とナット１９で締め付ける。このようにして外ト
ンネル７０の内壁に鉄筋金網１７を強固に固定すること
ができる。従って、従来のように、鉄筋金網１７がずり
落ちたり、下がったりすることはない。1 and 2, a fixing screw rod 10 and a rod shape used in a method for fixing a reinforcing wire mesh to a tunnel-like structure (hereinafter the same) composed of concrete or steel segments according to the first embodiment of the present invention. The washer 11 will be described. The fixing screw rod 10 is made of iron,
A male screw is cut on the entire circumference of the iron rod 12, and a latch 14 having an attachment hole 13 formed at one end is provided. The rod-shaped washer 11 is made of an iron material, and a plurality of elongated holes 16 into which the fixing screw rod 10 is fitted are formed in a central portion 15 having a U-shaped cross section. When these are used to fix the reinforced wire net 17, the latch 14 having the attachment hole 13 of the fixing screw rod 10 is attached to the protrusion 72a of the segment joining screw 72 exposed in the screw fastening hole 74. , Nut 76
Tighten with. Then, from the other side of the fixing screw rod 10, the rebar wire mesh 17 and the rod-shaped washer 11 are mounted in this order, and tightened with a washer 18 and a nut 19. In this way, the reinforcing wire mesh 17 can be firmly fixed to the inner wall of the outer tunnel 70. Therefore, unlike the conventional case, the reinforcing bar wire mesh 17 does not slide down or fall.
【００１１】図３に示す本発明の第２の実施例に係るト
ンネル状構築物への鉄筋金網固着方法において使用する
位置決め用平座金２０及び取り付け用平座金２１につい
て説明する。なお、以下同じ構成のものについては説明
を省略し、同じ番号を記載する。前記位置決め用平座金
２０は、隣合う鉄筋に跨がる直径を有して、図４に示す
ように中央に嵌入孔２２が形成され、該嵌入孔２２の周
囲には複数の導入孔２３が形成されている。前記取り付
け用平座金２１は前記位置決め用座金２０と同様な構成
からなり、図５に示すように中央に嵌入孔２４が形成さ
れ、該嵌入孔２４の周囲には複数の導入孔２５が形成さ
れている。A plain washer 20 for positioning and a flat washer 21 for mounting which are used in the method for fixing the reinforcing wire mesh to the tunnel-like structure according to the second embodiment of the present invention shown in FIG. 3 will be described. Note that, hereinafter, description of the same configuration is omitted and the same numbers are described. The positioning plain washer 20 has a diameter that straddles adjacent reinforcing bars, and has a fitting hole 22 formed at the center thereof as shown in FIG. 4, and a plurality of introducing holes 23 are provided around the fitting hole 22. Has been formed. The mounting flat washer 21 has the same structure as the positioning washer 20. As shown in FIG. 5, a fitting hole 24 is formed in the center, and a plurality of introducing holes 25 are formed around the fitting hole 24. ing.
【００１２】この位置決め用平座金２０、取り付け用平
座金２１及び固定ねじ棒１０を使用して鉄筋金網１７を
固定する場合には、図３に示すようにねじ締め穴７４に
露出したセグメント接合用ねじ７２の突出部７２ａに、
固定ねじ棒１０の取付け孔１３が形成された掛金１４を
取り付け、ねじ締めしておく。そして、前記固定ねじ棒
１０の他方から位置決めナット２６を所定位置に取り付
けて鉄筋金網１７の位置を決める。そして、前記固定ね
じ棒１０に位置決め用平座金２０を差し込み、更に、図
５に示すように前記位置決め用平座金２０が隣合う鉄筋
２７に跨がるように前記鉄筋金網１７を装着する。その
後、前記固定ねじ棒１０に、鉄筋金網１７の隣合う鉄筋
２７に跨がるようにして内側から取り付け用平座金２１
を装着し、取り付け用ナット１９ａで締め付ける。この
ようにすることにより被り厚を設けることができる。な
お、位置決めナット２６及び位置決め用平座金２０を使
用せず、取り付け用平座金２１だけを使用して、前記第
１の実施例のように鉄筋金網１７を固定することもでき
る。また、前記第１の実施例の棒状座金１１を鉄筋金網
１７の両面に使用して第２の実施例と同様に鉄筋金網１
７を固定することもできる。更に、前記第１及び第２の
実施例においては、固定ねじ棒１０の一方に取付け孔が
形成されている掛金１４を設けたが、固定ねじ棒１０の
一方の先端を薄く板状にして、そこに取付け孔を形成す
るようにしてもよいし、図６に示すように固定ねじ棒１
０ａの一方をフック状に曲げてセグメント接合用ねじ７
２の突出部７２ａに取り付け、ナット７６でねじ締めす
るようにしてもよい。When fixing the reinforcing steel wire net 17 using the positioning flat washer 20, the mounting flat washer 21 and the fixing screw rod 10, as shown in FIG. In the protruding portion 72a of the screw 72,
The latch 14 in which the mounting hole 13 of the fixed screw rod 10 is formed is attached and screwed. Then, the positioning nut 26 is attached to a predetermined position from the other side of the fixing screw rod 10 to determine the position of the reinforcing bar wire net 17. Then, the positioning flat washer 20 is inserted into the fixing screw rod 10, and the reinforcing bar wire mesh 17 is mounted so that the positioning flat washer 20 straddles the adjacent reinforcing bar 27 as shown in FIG. Then, the fixing washer 21 is attached to the fixing screw rod 10 from the inside so as to straddle the adjacent reinforcing bars 27 of the reinforcing bar wire mesh 17 from the inside.
And tighten with the mounting nut 19a. By doing so, a covering thickness can be provided. It is also possible to fix the reinforcing wire mesh 17 as in the first embodiment by using only the mounting flat washer 21 without using the positioning nut 26 and the positioning flat washer 20. Further, the bar-shaped washers 11 of the first embodiment are used on both sides of the reinforced wire mesh 17, and the reinforced wire mesh 1 is used as in the second embodiment.
It is also possible to fix 7. Further, in the first and second embodiments, the latch 14 in which the mounting hole is formed is provided in one of the fixing screw rods 10. However, one end of the fixing screw rod 10 is made thin and plate-shaped, A mounting hole may be formed there, or as shown in FIG.
0a is bent into a hook shape and the segment joining screw 7
It may be attached to the second protrusion 72a and screwed with the nut 76.
【００１３】図７に示す本発明の第３の実施例に係るト
ンネル状構築物への鉄筋金網固着方法において使用する
固定ねじ棒２８及びセグメント２９について説明する。
前記固定ねじ棒２８は、鉄製であって、鉄棒の全周に雄
ネジが切られている。前記セグメント２９には、予め内
側に雌ねじ部材３０が埋設されている。これらを使用し
て鉄筋金網１７を固定する場合は、先ず、固定ねじ棒２
８を雌ねじ部材３０にねじ込み、その後は前記第１の実
施例と同様にして鉄筋金網１７を固定する。The fixing screw rod 28 and the segment 29 used in the method for fixing the reinforcing wire mesh to the tunnel-like structure according to the third embodiment of the present invention shown in FIG. 7 will be described.
The fixing screw rod 28 is made of iron, and a male screw is cut on the entire circumference of the iron rod. A female screw member 30 is embedded in advance inside the segment 29. When fixing the rebar wire mesh 17 using these, first, the fixing screw rod 2
8 is screwed into the female screw member 30, and thereafter, the rebar wire mesh 17 is fixed in the same manner as in the first embodiment.
【００１４】図８に示す本発明の第４の実施例に係るト
ンネル状構築物への鉄筋金網固着方法において使用する
固定ねじ棒３１について説明する。前記固定ねじ棒３１
は、鉄製であって、鉄棒の一方側の端部に雄ネジが切ら
れている。この固定ねじ棒３１を使用して鉄筋金網１７
を固定する場合は、先ず、固定ねじ棒３１の他方側を図
９に示すようにＨ型鋼からなる支持部材３２に溶接で固
着し、その後は前記第１の実施例と同様にして鉄筋金網
１７を固定する。A fixing screw rod 31 shown in FIG. 8 used in a method for fixing a reinforcing wire mesh to a tunnel-like structure according to a fourth embodiment of the present invention will be described. The fixing screw rod 31
Is made of iron and has an external thread on one end of the iron rod. This fixing screw rod 31 is used to reinforce the wire mesh 17
In order to fix the steel plate, first, the other side of the fixing screw rod 31 is fixed to the supporting member 32 made of H-shaped steel by welding as shown in FIG. 9, and thereafter, the reinforcing wire mesh 17 is formed in the same manner as in the first embodiment. To fix.
【００１５】図１０に示す本発明の第５の実施例に係る
トンネル状構築物への鉄筋金網固着方法は、前記第２の
実施例における位置決め用平座金２０及び位置決め用ナ
ット２６の代わりにスペーサ２１ａを用いた場合であ
る。前記スペーサ２１ａは鉄筋をＶ字状に曲げて、適当
間隔で鉄筋金網１７の外周に複数固着されている。そし
て、取り付け用平座金２１及び固定ねじ棒１０を使用し
てスペーサ２１ａが固着された鉄筋金網１７を固定する
場合には、図１０に示すようにねじ締め穴７４に露出し
たセグメント接合用ねじ７２の突出部７２ａに、固定ね
じ棒１０の取り付け孔１３が形成された掛金１４を取り
付け、ねじ締めしておく。そして、前記固定ねじ棒１０
の他方からスペーサ２１ａが固着された鉄筋金網１７を
装着する。その後は前記第２の実施例と同様にして行わ
れる。In the method for fixing the reinforcing wire mesh to the tunnel-like structure according to the fifth embodiment of the present invention shown in FIG. 10, a spacer 21a is used instead of the positioning plain washer 20 and the positioning nut 26 in the second embodiment. Is the case of using. A plurality of the spacers 21a are fixed to the outer periphery of the rebar wire mesh 17 at appropriate intervals by bending the rebar into a V shape. When the reinforcing washer 17 to which the spacer 21a is fixed is fixed using the flat washer 21 for attachment and the fixing screw rod 10, the segment joining screw 72 exposed in the screw fastening hole 74 as shown in FIG. The latch 14 in which the mounting hole 13 of the fixing screw rod 10 is formed is attached to the protruding portion 72a of and the screw is tightened. Then, the fixing screw rod 10
From the other side, the rebar wire mesh 17 to which the spacer 21a is fixed is attached. After that, it is performed in the same manner as in the second embodiment.
【００１６】本実施例においては、スペーサ２１ａはＶ
字状としたが、Ｕ字状等他の形状でもよい。更に、本実
施例においては、固定ねじ棒１０の掛金１４をセグメン
ト接合用ねじ７２にねじ止めしたが、図１１に示すよう
にセグメント７１のねじ締め穴７４の内側の鉄枠３２ａ
にナット３２ｂを溶接で取り付け、該ナット３２ｂに固
定ねじ棒３２ｃに形成されている一方の雄ねじを螺合さ
せるようにしてもよいし、図１２及び図１３に示すよう
にセグメント７１のねじ締め穴７４の内側の鉄枠３２ａ
に、中央に取り付け用の切欠き３２ｄが形成されている
ねじ締め穴７４の幅の半分程度の取り付け板３２ｅが溶
接で固着され、固定ねじ棒３２ｃに形成されている一方
の雄ねじ部に対となるナット３２ｂを取り付け、固定ね
じ棒３２ｃを前記切欠き３２ｄに差し込み、上下のナッ
ト３２ｂで締めつけて固定ねじ棒３２ｃを固着するよう
にしてもよい。更には、図１４及び図１５に示すように
内側に掛止用の切欠き３２ｇと嵌入穴３２ｈが形成され
ている中空の鉄枠３２ｉをセグメント７１の内側に埋設
しておき、一方の先端にＴ字状の掛止部３２ｊを有する
固定ねじ棒３２ｋの該掛止部３２ｊ側を嵌入穴３２ｈに
差し込み、切欠き３２ｇに固定ねじ棒３２ｋを移動させ
て掛止させるようにして固定ねじ棒３２ｋを固定するよ
うにしてもよい。これらは、第１〜第４の実施例でも同
様に適用できる。In this embodiment, the spacer 21a is V
Although it is shaped like a letter, other shapes such as a U shape may be used. Further, in the present embodiment, the latch 14 of the fixing screw rod 10 is screwed to the segment joining screw 72, but as shown in FIG. 11, the iron frame 32a inside the screw tightening hole 74 of the segment 71 is shown.
The nut 32b may be attached by welding to the nut 32b, and one male screw formed on the fixing screw rod 32c may be screwed into the nut 32b. Alternatively, as shown in FIG. 12 and FIG. Iron frame 32a inside 74
A mounting plate 32e, which is about half the width of the screw tightening hole 74 in which a notch 32d for mounting is formed in the center, is fixed by welding to one of the male screw portions formed on the fixed screw rod 32c. The fixing screw rod 32c may be attached, the fixing screw rod 32c may be inserted into the notch 32d, and the upper and lower nuts 32b may be tightened to fix the fixing screw rod 32c. Further, as shown in FIGS. 14 and 15, a hollow iron frame 32i having a hooking notch 32g and a fitting hole 32h formed therein is embedded in the inside of the segment 71, and one end thereof is provided. The fixing screw rod 32k having the T-shaped engaging portion 32j is inserted into the fitting hole 32h at the engaging portion 32j side, and the fixing screw rod 32k is moved into the notch 32g so as to be engaged therewith. May be fixed. These can be similarly applied to the first to fourth embodiments.
【００１７】また、図１６に示すような鉄製の丸棒をＵ
字状に曲げ加工したＵ字座金３３、あるいは図１７に示
すような中央に嵌入孔３９が形成され、周囲に導入孔３
４が形成されたアングル座金３５を使用して第１〜第５
の実施例のように鉄筋金網１７を固定するようにしても
よい。また、第１〜第５の実施例においては、取り付け
用ナットと取り付け用座金、位置決め用ナットと位置決
め用座金は分離したものを使用したが、取り付け用ナッ
トと取り付け用座金、位置決め用ナットと位置決め用座
金とを一体化したものを使用してもよい。Further, an iron round bar as shown in FIG.
A U-shaped washer 33 bent into a V shape, or a fitting hole 39 is formed in the center as shown in FIG.
First to fifth using the angle washer 35 formed with 4
The rebar wire mesh 17 may be fixed as in the above embodiment. Further, in the first to fifth embodiments, the mounting nut and the mounting washer, the positioning nut and the positioning washer are used separately, but the mounting nut and the mounting washer, the positioning nut and the positioning are used. You may use the thing integrated with the washer.
【００１８】図１８に示す本発明の第６の実施例に係る
トンネル状構築物への鉄筋金網固着方法において使用す
る棒状物４１及びセグメント４２について説明する。前
記棒状物４１は、鉄棒の一方に雄ネジが切られ、他方に
楔４３が挿通する楔孔４４が形成されている。前記セグ
メント４２には、前記第３の実施例の場合と同様に予め
内側に雌ねじ部材４５が埋設されている。これらを使用
して鉄筋金網１７を固定する場合は、先ず、棒状物４１
の一方を雌ねじ部材４５にねじ込み、棒状物４１の他方
側から鉄筋金網１７を装着し、その後楔孔４４に楔４３
を打ち込んで鉄筋金網１７を固定する。なお、本実施例
においては、セグメント４２に雌ねじ部材４５を設けた
が、前記実施例における図１４及び図１５に示す鉄枠３
２ｉをセグメントの内側に埋設しておいてもよく、更に
は、図１９に示すように棒状物４１の一方の雄ねじの代
わりに取り付け孔４６が形成された掛金４７を備えた棒
状物４８を用いて、セグメントのセグメント接合用ねじ
７２（図２４参照）に棒状物４８の掛金４７を連結して
鉄筋金網１７を固定するようにしてもよい。また、図２
０に示すように上下に楔孔４４を備えた棒状物４９を使
用し、鉄筋金網１７の上下を楔４３で挟んでセグメント
４２と鉄筋金網１７の間に隙間を設けるよう鉄筋金網１
７を固定するようにしてもよい。A rod-shaped material 41 and a segment 42 used in the method for fixing a reinforcing wire mesh to a tunnel-shaped structure according to the sixth embodiment of the present invention shown in FIG. 18 will be described. The rod-shaped member 41 is formed with a male screw on one side of the iron rod and a wedge hole 44 through which the wedge 43 is inserted. As in the case of the third embodiment, a female screw member 45 is embedded inside the segment 42 in advance. When using these to fix the reinforced metal net 17, first, the rod-shaped material 41
One of them is screwed into the female screw member 45, the rebar wire mesh 17 is attached from the other side of the rod-shaped object 41, and then the wedge 43 is inserted into the wedge hole 44.
Is fixed to fix the reinforcing bar wire net 17. In this embodiment, the female screw member 45 is provided on the segment 42. However, the iron frame 3 shown in FIGS.
2i may be embedded inside the segment. Further, as shown in FIG. 19, instead of one male screw of the rod-shaped member 41, a rod-shaped member 48 provided with a latch 47 having a mounting hole 46 is used. Then, the clasp 47 of the rod 48 may be connected to the segment joining screw 72 (see FIG. 24) of the segment to fix the reinforcing bar wire net 17. Also, FIG.
As shown in FIG. 0, a rod-shaped material 49 having wedge holes 44 on the upper and lower sides is used, and the upper and lower sides of the reinforced metal net 17 are sandwiched by the wedges 43 so that a space is provided between the segment 42 and the reinforced metal mesh 17.
7 may be fixed.
【００１９】なお、前記第１〜第６の実施例において
は、固定ねじ棒及び棒状物をトンネル状構築物に連結し
た後、鉄筋金網を装着して固定したが、予め鉄筋金網を
トンネル状構築物に仮止めし、その後固定ねじ棒及び棒
状物をトンネル状構築物に連結し、そして、ねじ締めや
楔で鉄筋金網を固定するようにしてもよい。In the first to sixth embodiments, the fixing screw rod and the rod-shaped object are connected to the tunnel-shaped structure and then fixed by mounting the rebar wire mesh. It may be temporarily fixed, and then the fixing screw rod and the rod-like object may be connected to the tunnel-like structure, and the reinforcing wire mesh may be fixed by screwing or a wedge.
【００２０】[0020]
【発明の効果】請求項１、７〜１１記載のトンネル状構
築物への鉄筋金網固着方法は、ねじ締め穴に露出したセ
グメント接合用ねじの突出部に、固定ねじ棒の一方を取
り付け、前記固定ねじ棒の他方から装着した前記鉄筋金
網を取り付け用座金及び取り付け用ナットを用いて内側
からねじ締めしているので、トンネル状構築物の内壁の
所定位置に鉄筋金網を強固に固定することができる。従
って、鉄筋金網を番線で固定していた従来の場合のよう
に、鉄筋金網がずり落ちたり、下がったりすることはな
い。請求項２、３、７〜１１記載のトンネル状構築物へ
の鉄筋金網固着方法は、ねじ締め穴に露出したセグメン
ト接合用ねじの突出部に、固定ねじ棒の一方を取り付
け、前記固定ねじ棒の他方から位置決めナットを所定位
置に取り付けて位置決め用座金を差し込み、更に前記鉄
筋金網を装着し、その後該鉄筋金網を取り付け用座金及
び取り付け用ナットを用いて内側からねじ締めしている
ので、トンネル状構築物の内壁の所定位置に鉄筋金網を
強固に固定することができる。このようにすることによ
り、被り厚を設けることができる。特に、請求項３記載
のトンネル状構築物への鉄筋金網固着方法は、前記位置
決め用座金と前記位置決め用ナットは一体化しているの
で、固定ねじ棒への装着が簡単にできる。そして、請求
項４、７〜１１記載のトンネル状構築物への鉄筋金網固
着方法は、トンネル状構築物の内壁の雌ねじ部材又は掛
止金具に固定ねじ棒の一方を固定し、前記固定ねじ棒の
他方から装着した前記鉄筋金網を取り付け用座金及び取
り付け用ナットを用いて内側からねじ締めしているの
で、トンネル状構築物の内壁の所定位置に鉄筋金網を強
固に固定することができる。請求項５、７〜１１記載の
トンネル状構築物への鉄筋金網固着方法は、支持部材の
内壁に固定ねじ棒の一方を固着し、前記固定ねじ棒の他
方から装着した前記鉄筋金網を取り付け用座金及び取り
付け用ナットを用いて内側からねじ締めしているので、
トンネル状構築物の内壁の所定位置に鉄筋金網を強固に
固定することができる。According to the method for fixing a reinforcing wire mesh to a tunnel-like structure according to claims 1 and 7 to 11, one of the fixing screw rods is attached to the protruding portion of the segment joining screw exposed in the screw fastening hole, and the fixing is performed. Since the reinforcing bar wire mesh mounted from the other side of the screw rod is screwed from the inside by using the mounting washer and the mounting nut, the reinforcing bar wire mesh can be firmly fixed to a predetermined position on the inner wall of the tunnel-shaped structure. Therefore, unlike the conventional case in which the reinforcing wire mesh is fixed by the numbered wire, the reinforcing wire mesh does not slide down or fall. The reinforcing bar wire net fixing method to the tunnel-like structure according to claim 2, 3, or 7 to 11, wherein one of the fixing screw rods is attached to the protruding portion of the segment joining screw exposed in the screw tightening hole, and the fixing screw rod is attached. Since the positioning nut is attached to the predetermined position from the other side, the positioning washer is inserted, the rebar wire mesh is further mounted, and then the rebar wire mesh is screwed from the inside using the mounting washer and the mounting nut, the tunnel shape The reinforcing wire mesh can be firmly fixed to a predetermined position on the inner wall of the structure. By doing so, the covering thickness can be provided. Particularly, in the method for fixing the reinforcing bar wire mesh to the tunnel-like structure according to the third aspect, the positioning washer and the positioning nut are integrated so that they can be easily mounted on the fixing screw rod. And the method for fixing the reinforcing bar wire mesh to the tunnel-like structure according to claims 4 and 7 to 11, wherein one of the fixing screw rods is fixed to the female screw member or the latching metal of the inner wall of the tunnel-like structure, and the other of the fixing screw rods. Since the rebar wire mesh mounted from above is screwed from the inside by using a mounting washer and a mounting nut, the rebar wire mesh can be firmly fixed to a predetermined position on the inner wall of the tunnel-shaped structure. The method for fixing a reinforcing wire mesh to a tunnel-shaped structure according to any one of claims 5 and 7 to 11, wherein one of fixing screw rods is fixed to an inner wall of a supporting member, and the reinforcing metal mesh attached from the other fixing screw rod is a washer for mounting. And since it is screwed from the inside using the mounting nut,
The reinforcing bar wire mesh can be firmly fixed to a predetermined position on the inner wall of the tunnel-shaped structure.
【００２１】請求項６〜１１記載のトンネル状構築物へ
の鉄筋金網固着方法は、予め鉄筋金網をトンネル状構築
物に仮止めし、複数の固定ねじ棒の一方を前記鉄筋金網
に挿通して前記トンネル状構築物に固定し、該鉄筋金網
を取り付け用座金及び取り付け用ナットを用いて内側か
らねじ締めしているので、トンネル状構築物の内壁の所
定位置に鉄筋金網を強固に固定することができる。特
に、請求項７記載のトンネル状構築物への鉄筋金網固着
方法は、前記取り付け用座金及び位置決め用座金が、中
央に前記固定ねじ棒が嵌入する長孔が複数形成された棒
状座金からなるので、コンクリートの流れを邪魔するこ
となく鉄筋金網を固定することができる。請求項８記載
のトンネル状構築物への鉄筋金網固着方法は、前記取り
付け用座金及び位置決め用座金が、鉄棒がＵ字状に曲げ
られたＵ字座金からなるので、コンクリートの流れを邪
魔することなく低コストで鉄筋金網を固定することがで
きる。請求項９記載のトンネル状構築物への鉄筋金網固
着方法は、取り付け用座金及び位置決め用座金が、隣合
う鉄筋に跨がる直径を有する平座金からなるので、簡単
に鉄筋金網を固定することができる。請求項１０記載の
トンネル状構築物への鉄筋金網固着方法は、前記平座金
は、多孔板からなるので、コンクリートを均一に充填す
ることができる。請求項１１記載のトンネル状構築物へ
の鉄筋金網固着方法は、前記取り付け用座金と前記取り
付け用ナットは一体化しているので、固定ねじ棒への装
着が簡単にできる。そして、請求項１２記載のトンネル
状構築物への鉄筋金網固着方法は、予め曲げ加工された
鉄筋金網を前記トンネル状構築物内に配置し、該トンネ
ル状構築物にその一方が固定された棒状物の他方を鉄筋
金網から内側に突出させ、前記棒状物の他方側に設けら
れている楔孔に楔を打ち込んで前記鉄筋金網を固定する
ので、トンネル状構築物の内壁の所定位置に鉄筋金網を
強固に固定することができる。請求項１３記載のトンネ
ル状構築物への鉄筋金網固着方法は、トンネル状構築物
の内壁に固定ねじ棒の一端を固着し、前記鉄筋金網を前
記セグメントの表面に配置されたスペーサを介して取り
付け、内側から取り付け用ナットを用いてねじ締めして
固定するので、トンネル状構築物の内壁の所定位置に鉄
筋金網を強固に固定することができる。According to a method of fixing a reinforcing bar wire mesh to a tunnel-like structure according to any one of claims 6 to 11, the reinforcing bar wire mesh is temporarily fixed to the tunnel-like structure in advance, and one of a plurality of fixing screw rods is inserted into the reinforcing bar wire mesh to form the tunnel. Since it is fixed to the tubular structure and the reinforcing wire mesh is screwed from the inside by using the mounting washer and the mounting nut, the reinforcing wire mesh can be firmly fixed at a predetermined position on the inner wall of the tunnel-shaped structure. Particularly, in the method for fixing the reinforcing wire mesh to the tunnel-like structure according to claim 7, since the mounting washer and the positioning washer are rod-shaped washers having a plurality of elongated holes into which the fixing screw rods are fitted in the center, Reinforcing wire mesh can be fixed without disturbing the flow of concrete. 9. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 8, wherein the mounting washer and the positioning washer are U-shaped washers in which an iron rod is bent in a U-shape, so that the flow of concrete is not disturbed. Reinforcing wire mesh can be fixed at low cost. In the method for fixing the reinforcing wire mesh to the tunnel-like structure according to claim 9, since the mounting washer and the positioning washer are plain washers having a diameter that straddles adjacent reinforcing bars, the reinforcing wire mesh can be easily fixed. it can. In the method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 10, since the flat washer is made of a perforated plate, concrete can be uniformly filled. In the method for fixing the reinforcing wire mesh to the tunnel-like structure according to claim 11, since the mounting washer and the mounting nut are integrated, they can be easily mounted on the fixing screw rod. The method of fixing a reinforcing bar wire net to a tunnel structure according to claim 12, wherein a pre-bent reinforcing bar wire mesh is arranged in the tunnel structure, and one of the rod-shaped members is fixed to the tunnel structure. To project inwardly from the reinforced wire mesh, and by driving a wedge into the wedge hole provided on the other side of the rod-shaped object to fix the reinforced metal mesh, the reinforcing wire mesh is firmly fixed at a predetermined position on the inner wall of the tunnel-shaped structure. can do. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 13, wherein one end of a fixing screw rod is fixed to an inner wall of the tunnel-like structure, and the reinforcing wire mesh is attached via a spacer arranged on the surface of the segment, Since it is fixed by screwing with a mounting nut, the reinforcing wire mesh can be firmly fixed to a predetermined position on the inner wall of the tunnel-shaped structure.
【図１】本発明の第１の実施例に係るトンネル状構築物
への鉄筋金網固着方法を用いて鉄筋金網を内張する方法
の概略説明図である。FIG. 1 is a schematic explanatory view of a method of lining a reinforcing bar wire mesh using a method for fixing a reinforcing bar wire mesh to a tunnel-shaped structure according to the first embodiment of the present invention.
【図２】鉄筋金網が固定された状態を示す側断面図であ
る。FIG. 2 is a side sectional view showing a state in which a reinforcing bar mesh is fixed.
【図３】本発明の第２の実施例に係るトンネル状構築物
への鉄筋金網固着方法を用いて鉄筋金網が固定された状
態を示す側断面図である。FIG. 3 is a side sectional view showing a state in which a reinforcing bar wire mesh is fixed using a method for fixing a reinforcing bar wire mesh to a tunnel-shaped structure according to a second embodiment of the present invention.
【図４】同位置決め用平座金の平面図である。FIG. 4 is a plan view of the same plain washer for positioning.
【図５】同取り付け用平座金の平面図である。FIG. 5 is a plan view of the flat washer for mounting.
【図６】応用例における先端がフック状の固定ねじ棒を
トンネル状構築物のセグメント接合用ねじに取り付けた
状態を示す部分正面図である。FIG. 6 is a partial front view showing a state where a fixed screw rod having a hook-shaped tip is attached to a segment joining screw of a tunnel-shaped structure in an application example.
【図７】本発明の第３の実施例に係るトンネル状構築物
への鉄筋金網固着方法を用いて鉄筋金網を固定した状態
を示す側断面図である。FIG. 7 is a side cross-sectional view showing a state in which a reinforcing wire mesh is fixed by using a method for fixing a reinforcing wire mesh to a tunnel-shaped structure according to the third embodiment of the present invention.
【図８】本発明の第４の実施例に係るトンネル状構築物
への鉄筋金網固着方法を用いて鉄筋金網を固定した状態
を示す側断面図である。FIG. 8 is a side cross-sectional view showing a state in which a reinforcing bar wire net is fixed using a method for fixing a reinforcing bar wire net to a tunnel-shaped structure according to a fourth embodiment of the present invention.
【図９】支持部材に固定ねじ棒を取り付けた状態を示す
正面図である。FIG. 9 is a front view showing a state in which a fixing screw rod is attached to a support member.
【図１０】本発明の第５の実施例に係るトンネル状構築
物への鉄筋金網固着方法を用いて鉄筋金網を固定した状
態を示す断面図である。FIG. 10 is a cross-sectional view showing a state in which a reinforcing bar wire net is fixed using a method for fixing a reinforcing bar wire mesh to a tunnel-shaped structure according to a fifth embodiment of the present invention.
【図１１】応用例における鉄枠に固着されたナットに固
定ねじ棒を取り付けた状態を示す側断面図である。FIG. 11 is a side sectional view showing a state in which a fixing screw rod is attached to a nut fixed to an iron frame in an application example.
【図１２】応用例における鉄枠に固着された取り付け板
に固定ねじ棒を取り付けた状態を示す側断面図である。FIG. 12 is a side sectional view showing a state in which a fixing screw rod is attached to an attachment plate fixed to an iron frame in an application example.
【図１３】図１２における矢視Ａ−Ａ断面図である。13 is a cross-sectional view taken along the line AA in FIG.
【図１４】応用例における鉄枠の正面図である。FIG. 14 is a front view of an iron frame in an application example.
【図１５】図１４における矢視Ｂ−Ｂ断面図である。15 is a cross-sectional view taken along the line BB in FIG.
【図１６】応用例におけるＵ字座金の平面図である。FIG. 16 is a plan view of a U-shaped washer in an application example.
【図１７】応用例におけるアングル座金の斜視図であ
る。FIG. 17 is a perspective view of an angle washer in an application example.
【図１８】本発明の第６の実施例に係るトンネル状構築
物への鉄筋金網固着方法を用いて鉄筋金網を固定した状
態を示す側断面図である。FIG. 18 is a side cross-sectional view showing a state in which a reinforcing bar wire net is fixed using the method for fixing a reinforcing bar wire net to a tunnel-shaped structure according to the sixth embodiment of the present invention.
【図１９】応用例における鉄筋金網を固定した状態を示
す側断面図である。FIG. 19 is a side sectional view showing a state in which a reinforcing bar wire mesh is fixed in an application example.
【図２０】応用例における棒状物の正面図である。FIG. 20 is a front view of a rod-shaped object in an application example.
【図２１】従来例に係るセグメントで組み立てられたト
ンネルの内部に鉄筋金網が配置されている状態を示す正
断面図である。FIG. 21 is a front cross-sectional view showing a state where a reinforcing wire mesh is arranged inside a tunnel assembled from segments according to a conventional example.
【図２２】同部分斜視図である。FIG. 22 is a partial perspective view of the same.
【図２３】同鉄筋金網を固定する場合の工程説明図であ
る。FIG. 23 is a process explanatory view when fixing the same reinforcing bar wire net.
【図２４】同鉄筋金網を番線で固定した状態を示す斜視
図である。FIG. 24 is a perspective view showing a state where the same reinforcing bar wire mesh is fixed by a number wire.
１０ 固定ねじ棒 １０ａ 固定ねじ棒 １１ 棒状座金 １２ 鉄棒 １３ 取り付け孔 １４ 掛金 １５ 中央部 １６ 長孔 １７ 鉄筋金網 １８ 座金 １９ ナット １９ａ 取り付け用ナット ２０ 位置決め用平座金 ２１ 取り付け用平座金 ２１ａ スペーサ ２２ 嵌入孔 ２３ 導入孔 ２４ 嵌入孔 ２５ 導入孔 ２６ 位置決め用ナット ２７ 鉄筋 ２８ 固定ねじ棒 ２９ セグメント ３０ 雌ねじ部材 ３１ 固定ねじ棒 ３２ 支持部材 ３２ａ 鉄枠 ３２ｂ ナット ３２ｃ 固定ねじ棒 ３２ｄ 切欠き ３２ｅ 取り付け板 ３２ｇ 切欠き ３２ｈ 嵌入孔 ３２ｉ 鉄枠 ３２ｊ 掛止部 ３２ｋ 固定ねじ棒 ３３ Ｕ字座金 ３４ 導入孔 ３５ アングル座金 ３９ 嵌入孔 ４１ 棒状物 ４２ セグメント ４３ 楔 ４４ 楔孔 ４５ 雌ねじ部材 ４６ 取り付け孔 ４７ 掛金 ４８ 棒状物 ４９ 棒状物 10 Fixing Screw Rod 10a Fixing Screw Rod 11 Rod Washer 12 Iron Bar 13 Mounting Hole 14 Latch 15 Central Part 16 Long Hole 17 Reinforcing Wire Mesh 18 Washer 19 Nut 19a Mounting Nut 20 Positioning Flat Washer 21 Mounting Flat Washer 21a Spacer 22 Fitting Hole 23 introduction hole 24 fitting hole 25 introduction hole 26 positioning nut 27 rebar 28 fixing screw rod 29 segment 30 female screw member 31 fixing screw rod 32 support member 32a iron frame 32b nut 32c fixing screw rod 32d notch 32e mounting plate 32g notch 32h Fitting hole 32i Iron frame 32j Locking part 32k Fixing screw rod 33 U-shaped washer 34 Introduction hole 35 Angle washer 39 Fitting hole 41 Rod-like object 42 Segment 43 Wedge 44 Wedge hole 45 Female screw member 46 Mounting hole 47 Clasp 48 Rod-like object 49 Rod-like object
Claims (13)
有する円弧状のコンクリート製セグメント又はスチール
製セグメントで組み立てられたトンネル状構築物への予
め曲げ加工した鉄筋金網固着方法であって、 前記ねじ締め穴に露出したセグメント接合用ねじの突出
部に、一方に掛金が形成された固定ねじ棒の該掛金を取
り付け、前記固定ねじ棒の他方から前記鉄筋金網を装着
し、該鉄筋金網を取り付け用座金及び取り付け用ナット
を用いて内側からねじ締めして固定したことを特徴とす
るトンネル状構築物への鉄筋金網固着方法。1. A method of fixing a pre-bent rebar wire mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or steel segment having a screw fastening hole in at least one joint, said screw fastening The protrusion of the segment joining screw exposed in the hole is attached with the latch of a fixed screw rod having a latch formed on one side, the rebar wire mesh is attached from the other of the fixed screw rod, and the rebar wire mesh is a washer for attaching And a method for fixing a reinforcing bar wire mesh to a tunnel-like structure, which is fixed by screwing from the inside using a mounting nut.
有する円弧状のコンクリート製セグメント又はスチール
製セグメントで組み立てられたトンネル状構築物への予
め曲げ加工した鉄筋金網固着方法であって、 前記ねじ締め穴に露出したセグメント接合用ねじの突出
部に、一方に掛金が形成された固定ねじ棒の該掛金を取
り付け、前記固定ねじ棒の他方から位置決め用ナットを
所定位置に取り付けて位置決め用座金を装着し、次に前
記鉄筋金網を装着し、しかる後該鉄筋金網を取り付け用
座金及び取り付け用ナットを用いて内側からねじ締めし
て固定したことを特徴とするトンネル状構築物への鉄筋
金網固着方法。2. A method of fixing a pre-bent rebar wire mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or steel segment having a screw fastening hole in at least one joint, the screw fastening Attach the latch of a fixed screw rod with a latch formed on one side to the protruding portion of the segment joining screw exposed in the hole, and attach the positioning nut from the other side of the fixed screw rod to the specified position to attach the positioning washer. Then, the reinforcing bar wire mesh is attached, and then the reinforcing bar wire mesh is fixed by screwing from the inside using a mounting washer and a mounting nut, and the method for fixing the reinforcing bar wire mesh to a tunnel-like structure.
ットは一体化している請求項２記載のトンネル状構築物
への鉄筋金網固着方法。3. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 2, wherein the positioning washer and the positioning nut are integrated.
スチール製セグメントで組み立てられたトンネル状構築
物への予め曲げ加工した鉄筋金網固着方法であって、 前記トンネル状構築物の内壁に予め雌ねじ部材又は掛止
金具を埋設し、該トンネル状構築物の内壁に埋設されて
いる前記雌ねじ部材又は掛止金具に固定ねじ棒の一方を
固定し、該固定ねじ棒の他方から前記鉄筋金網を装着
し、該鉄筋金網を取り付け用座金及び取り付け用ナット
を用いて内側からねじ締めして固定したことを特徴とす
るトンネル状構築物への鉄筋金網固着方法。4. A method for fixing a pre-bent rebar wire mesh to a tunnel-shaped structure assembled from an arc-shaped concrete segment or steel segment, wherein a female screw member or a hook is preliminarily attached to the inner wall of the tunnel-shaped structure. And fixing one of the fixing screw rods to the female screw member or the latching member embedded in the inner wall of the tunnel-like structure, and mounting the rebar wire mesh from the other of the fixing screw rods. A method for fixing a reinforced metal net to a tunnel-shaped structure, characterized in that a washer for installation and a nut for installation are used to fix by screwing from the inside.
えたトンネル状構築物への予め曲げ加工した鉄筋金網固
着方法であって、 前記支持部材に固定ねじ棒の一方を固着し、該固定ねじ
棒の他方から前記鉄筋金網を装着し、該鉄筋金網を取り
付け用座金及び取り付け用ナットを用いて内側からねじ
締めして固定したことを特徴とするトンネル状構築物へ
の鉄筋金網固着方法。5. A method of fixing a pre-bent rebar wire mesh to a tunnel-shaped structure having a support member arranged on the inner surface of a tunnel, wherein one of fixing screw rods is fixed to the supporting member, and the fixing screw rod is fixed. The method for fixing a reinforcing bar to a tunnel-like structure, characterized in that the reinforcing bar wire mesh is attached from the other side of the wire, and the reinforcing bar wire mesh is fixed by screwing from the inside using a mounting washer and a mounting nut.
スチール製セグメントで組み立てられたトンネル状構築
物への予め曲げ加工した鉄筋金網固着方法であって、 予め鉄筋金網を前記トンネル状構築物に仮止めし、複数
の固定ねじ棒の一方を前記鉄筋金網に挿通して前記トン
ネル状構築物に固定し、該鉄筋金網を取り付け用座金及
び取り付け用ナットを用いて内側からねじ締めして固定
したことを特徴とするトンネル状構築物への鉄筋金網固
着方法。6. A method of fixing a pre-bent rebar wire mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or a steel segment, wherein a reinforcing bar wire mesh is preliminarily fixed to the tunnel-like structure, One of the fixing screw rods of (1) is inserted into the reinforcing bar wire mesh to be fixed to the tunnel-shaped structure, and the reinforcing bar wire mesh is fixed by screwing from the inside using a mounting washer and a mounting nut. Method for fixing rebar wire mesh to a linear structure.
ねじ棒が嵌入する長孔が複数形成された棒状座金からな
る請求項１〜６のいずれか１項に記載のトンネル状構築
物への鉄筋金網固着方法。7. The reinforcing bar for a tunnel-like structure according to claim 1, wherein the mounting washer is a rod-shaped washer having a plurality of elongated holes into which the fixing screw rods are fitted. Wire mesh fixing method.
曲げられたＵ字座金からなる請求項１〜６のいずれか１
項に記載のトンネル状構築物への鉄筋金網固着方法。8. The mounting washer comprises a U-shaped washer in which an iron rod is bent in a U-shape, according to any one of claims 1 to 6.
Item 6. A method for fixing a rebar wire mesh to a tunnel-like structure according to the item.
がる直径を有する平座金からなる請求項１〜６のいずれ
か１項に記載のトンネル状構築物への鉄筋金網固着方
法。9. The method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 1, wherein the mounting washer is a flat washer having a diameter that straddles adjacent reinforcing bars.
９記載のトンネル状構築物への鉄筋金網固着方法。10. The method for fixing a reinforcing bar wire mesh to a tunnel-like structure according to claim 9, wherein the flat washer is a perforated plate.
ナットは一体化している請求項１〜６のいずれか１項に
記載のトンネル状構築物への鉄筋金網固着方法。11. The method for fixing a reinforcing wire mesh to a tunnel-like structure according to claim 1, wherein the mounting washer and the mounting nut are integrated.
はスチール製セグメントで組み立てられたトンネル状構
築物への予め曲げ加工した鉄筋金網固着方法であって、 予め曲げ加工された鉄筋金網を前記トンネル状構築物内
に配置し、該トンネル状構築物にその一方が固定された
棒状物の他方を鉄筋金網から内側に突出させ、前記棒状
物の他方側に設けられている楔孔に楔を打ち込んで前記
鉄筋金網を固定することを特徴とするトンネル状構築物
への鉄筋金網固着方法。12. A method of fixing a pre-bent rebar wire mesh to a tunnel-like structure assembled from an arc-shaped concrete segment or a steel segment, wherein the pre-bend rebar wire mesh is provided in the tunnel-like structure. The rod-shaped wire, one of which is fixed to the tunnel-shaped structure, is protruded inward from the reinforcing wire mesh, and the wedge is driven into the wedge hole provided on the other side of the rod-shaped structure to fix the reinforcing wire mesh. A method for fixing rebar wire mesh to a tunnel-like structure, which comprises:
はスチール製セグメントで組み立てられたトンネル状構
築物への予め曲げ加工した鉄筋金網固着方法であって、 前記トンネル状構築物の内壁に固定ねじ棒の一端を固着
し、前記鉄筋金網を前記セグメントの内面に配置された
スペーサを介して取り付け、内側から取り付け用ナット
を用いてねじ締め固定したことを特徴とするトンネル状
構築物への鉄筋金網固着方法。13. A method of fixing a pre-bent rebar wire mesh to a tunnel-shaped structure assembled from an arc-shaped concrete segment or steel segment, wherein one end of a fixing screw rod is fixed to the inner wall of the tunnel-shaped structure. Then, the reinforcing bar wire mesh is fixed through a spacer arranged on the inner surface of the segment, and is fixed by screwing from the inside using a mounting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6190900A JPH0828193A (en) | 1994-07-20 | 1994-07-20 | Reinforced wire gauze fixture of tunnel type construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6190900A JPH0828193A (en) | 1994-07-20 | 1994-07-20 | Reinforced wire gauze fixture of tunnel type construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0828193A true JPH0828193A (en) | 1996-01-30 |
Family
ID=16265592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6190900A Pending JPH0828193A (en) | 1994-07-20 | 1994-07-20 | Reinforced wire gauze fixture of tunnel type construction |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0828193A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017043966A (en) * | 2015-08-27 | 2017-03-02 | 株式会社夏目建設 | Fitting method of embedded bolt and fitting structure |
| JP2018035562A (en) * | 2016-08-31 | 2018-03-08 | 日新製鋼株式会社 | Steel member |
| JP2020133184A (en) * | 2019-02-18 | 2020-08-31 | 株式会社フジタ | Installation method of rebar assembly for secondary tunnel lining |
| JP2020193475A (en) * | 2019-05-28 | 2020-12-03 | 株式会社東宏 | Method for assembling arch reinforcement bars |
| JP2021092029A (en) * | 2019-12-06 | 2021-06-17 | 株式会社奥村組 | Existing tunnel reinforcement structure |
| CN114622735A (en) * | 2020-12-14 | 2022-06-14 | 韩国建设技术研究院 | Reinforced concrete structure and reinforcing method thereof |
-
1994
- 1994-07-20 JP JP6190900A patent/JPH0828193A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017043966A (en) * | 2015-08-27 | 2017-03-02 | 株式会社夏目建設 | Fitting method of embedded bolt and fitting structure |
| JP2018035562A (en) * | 2016-08-31 | 2018-03-08 | 日新製鋼株式会社 | Steel member |
| JP2020133184A (en) * | 2019-02-18 | 2020-08-31 | 株式会社フジタ | Installation method of rebar assembly for secondary tunnel lining |
| JP2020193475A (en) * | 2019-05-28 | 2020-12-03 | 株式会社東宏 | Method for assembling arch reinforcement bars |
| JP2021092029A (en) * | 2019-12-06 | 2021-06-17 | 株式会社奥村組 | Existing tunnel reinforcement structure |
| CN114622735A (en) * | 2020-12-14 | 2022-06-14 | 韩国建设技术研究院 | Reinforced concrete structure and reinforcing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10017942B2 (en) | Rebar wall set-up bar | |
| JPH0828193A (en) | Reinforced wire gauze fixture of tunnel type construction | |
| JP2010265689A (en) | Floor formation method | |
| JPH11141134A (en) | Beam rib reinforcing cage, fitting for beam reinforcing bar, and assembling method of beam reinforcing bar | |
| KR101355147B1 (en) | Shear reinforcement device for junctional region of column-slab | |
| JP2538528B2 (en) | Slope stabilization method | |
| JP2542283B2 (en) | Joining Method of Beam Reinforcement in Wall-type Ramen Column | |
| JPH09228635A (en) | Prefabricated structure of curved framework body having variable curvature | |
| JPH04143350A (en) | Semi-prefabricated reinforcement for beam stirrup and arranging method of beam reinforcement therewith | |
| JP3204445B2 (en) | Kansashi bar bracket for steel bar construction | |
| JPH06146301A (en) | Reinforcement unit for concrete foundation and connection method thereof | |
| JP2926123B2 (en) | Assembling method of pillar PCa member | |
| JP2004084226A (en) | Reinforcement fixture, spacer for cage, cage and building method for cage | |
| KR101343790B1 (en) | Shear reinforcement device for junctional region of column-slab | |
| JP2600203Y2 (en) | Spacers for formwork reinforcement | |
| JP2709893B2 (en) | Three-dimensional structure using frame structure of arbitrary strength | |
| JP2004019373A (en) | Welded reinforcement mesh | |
| JPH09296462A (en) | Construction method of l-shaped retaining wall | |
| JPH11350662A (en) | Assembling method for girder reinforcement | |
| JP3014712U (en) | Beam main reinforcement bracket for foundation rebar assembly equipment | |
| JPH04309628A (en) | Method for constructing pca-src structure | |
| JPH08311880A (en) | Form for constructing slope frame | |
| JPH0369421B2 (en) | ||
| JPH101952A (en) | Form forming member and unit for form | |
| JP2000230317A (en) | Placing joint fence |