JPH0640716Y2 - Formwork for tunnel work - Google Patents

Formwork for tunnel work

Info

Publication number
JPH0640716Y2
JPH0640716Y2 JP1988008105U JP810588U JPH0640716Y2 JP H0640716 Y2 JPH0640716 Y2 JP H0640716Y2 JP 1988008105 U JP1988008105 U JP 1988008105U JP 810588 U JP810588 U JP 810588U JP H0640716 Y2 JPH0640716 Y2 JP H0640716Y2
Authority
JP
Japan
Prior art keywords
formwork
tunnel
mold
rail
molds
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP1988008105U
Other languages
Japanese (ja)
Other versions
JPH01119493U (en
Inventor
康夫 佐藤
政夫 成田
幸雄 平井
正弘 持木
伸行 高松
仁 西尾
強司 前田
正幸 赤澤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokyu Construction Co Ltd
Original Assignee
Tokyu Construction Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokyu Construction Co Ltd filed Critical Tokyu Construction Co Ltd
Priority to JP1988008105U priority Critical patent/JPH0640716Y2/en
Publication of JPH01119493U publication Critical patent/JPH01119493U/ja
Application granted granted Critical
Publication of JPH0640716Y2 publication Critical patent/JPH0640716Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【考案の詳細な説明】 〈産業上の利用分野〉 本考案はコンクリートを打設しながらトンネルを構築す
るトンネル覆工用型枠に関するものである。
DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The present invention relates to a tunnel lining formwork for constructing a tunnel while pouring concrete.

〈従来の技術と問題点〉 この種の覆工用型枠としては特開昭62-153499号公報に
開示されている。
<Prior Art and Problems> This type of lining mold is disclosed in JP-A-62-153499.

覆工用型枠を切羽側へ運搬するために、タイヤ式移動レ
ール及び台車を組み合わせた専用の搬送装置をトンネル
内に配置し、タイヤ式移動レールに載置された台車に型
枠を搭載して移送している。
In order to transport the lining formwork to the face of the face, a dedicated transfer device that combines a tire type moving rail and a dolly is placed in the tunnel, and the formwork is mounted on the dolly placed on the tire type moving rail. Are being transferred.

そのため型枠の移送コストが高くなるだけでなく、タイ
ヤ式移動レールや台車を配設するとその分トンネル空間
が狭くなることは避けられない。
Therefore, not only is the cost of transferring the formwork increased, but it is unavoidable that the tunnel space becomes narrower when the tire type moving rail and the truck are provided.

〈本考案の目的〉 本考案は以上の点に鑑みて成されたもので、その目的と
するところは型枠の移送を簡単かつ容易に行え、しかも
トンネル空間を狭小化することのない、トンネル覆工用
型枠を提供することにある。
<Purpose of the present invention> The present invention has been made in view of the above points, and the purpose of the present invention is to easily and easily transfer the formwork and to prevent the tunnel space from being narrowed. It is to provide a formwork for lining.

〈本考案の構成〉 以下、図面を参照しながら本考案の一実施例について説
明する。
<Structure of the Invention> An embodiment of the invention will be described below with reference to the drawings.

(イ)型枠 第2図に本考案に係る型枠1の一例を示す。(A) Formwork FIG. 2 shows an example of the formwork 1 according to the present invention.

この型枠1は、トンネルの最頂部を施工する頂部型枠1a
と、頂部型枠1aの両側に続く二枚の上部型枠1bと、トン
ネルの側部を施工する二枚の側部型枠1cと、トンネルの
最下部を施工する下部型枠1dとからなる。
This formwork 1 is a top formwork 1a for constructing the top of the tunnel.
And two upper formwork 1b continuing on both sides of the top formwork 1a, two side formwork 1c for constructing the side part of the tunnel, and a lower formwork 1d for constructing the bottom part of the tunnel. .

各型枠1a〜1dは鋼製からなり、各型枠1a〜1dの周縁の各
フランジ1eに、締結用のボルト孔1fが開設してある。
Each of the molds 1a to 1d is made of steel, and a bolt hole 1f for fastening is formed in each flange 1e at the periphery of each of the molds 1a to 1d.

本実施例では型枠1を六枚の湾曲板で構成する場合につ
いて説明するが、それ以上或はそれ以下であっても良
い。
In this embodiment, the case where the frame 1 is composed of six curved plates will be described, but it may be more or less than that.

また、分割した何れかの各型枠1a〜1dには、地山との間
にコンクリートを注入するための注入口が設けられてい
る。
Further, each of the divided molds 1a to 1d is provided with an injection port for injecting concrete between itself and the ground.

以下主要な型枠について詳述する。The main forms will be described in detail below.

(ロ)側部型枠 型枠1を構成する側部型枠1cの内周には、レール1gが設
けてある。
(B) Side Formwork A rail 1g is provided on the inner circumference of the side formwork 1c that constitutes the formwork 1.

このレール1gは、型枠1の軸心、すなわちトンネルの軸
心と平行に設けられ、型枠1を組み立てたとき各側部型
枠1cのレール1gが同一の高さに位置するように設けられ
ている。
This rail 1g is provided parallel to the axis of the formwork 1, that is, the axis of the tunnel, so that when the formwork 1 is assembled, the rails 1g of each side formwork 1c are located at the same height. Has been.

レール1gは、工場等で側部型枠1cを製作するときに一体
に形成する。
The rail 1g is integrally formed when the side formwork 1c is manufactured in a factory or the like.

レール1gの素材やレール幅および形成高さ等は、走行予
定の車両に応じて適宜決定する。
The material of the rail 1g, the rail width, the forming height, and the like are appropriately determined according to the vehicle scheduled to travel.

(ハ)下部型枠 下部型枠1dの内周面にはトンネル軸芯方向に沿って複数
の搬送用ローラ2が突設してある。
(C) Lower Formwork A plurality of transfer rollers 2 are provided on the inner peripheral surface of the lower formwork 1d so as to extend along the tunnel axis direction.

搬送ローラ2は解体した各型枠1a〜1dをトンネル下部を
滑走させて切羽側へ移送するためのローラである。
The transport roller 2 is a roller for sliding each of the dismantled molds 1a to 1d under the tunnel and transporting them to the face.

従って、移送用ローラ2の設置間隔は各型枠1a〜1dの全
長を考慮し、型枠1a〜1dが移送中に搬送用ローラ2の間
から脱落しない間隔とする。
Therefore, in consideration of the total length of each of the molds 1a to 1d, the transfer rollers 2 are installed at intervals such that the molds 1a to 1d do not drop out from between the transfer rollers 2 during transfer.

(ニ)型枠解体装置 型枠解体装置3は、型枠1a〜1dを機械的に取り外す目的
の装置であって、その一例を第1図に示す。
(D) Formwork disassembling device The formwork disassembling device 3 is a device for mechanically removing the formwork 1a to 1d, and an example thereof is shown in FIG.

なお、本実施例では、レール1gを一体に形成した側部型
枠1cを、型枠解体装置3の一部車輪の走行路として利用
する場合について説明するが、他の車両の走行路として
利用できることは勿論である。
In the present embodiment, the side formwork 1c integrally formed with the rail 1g will be described as being used as a roadway for some wheels of the formwork disassembling apparatus 3, but as a roadway for another vehicle. Of course you can.

この型枠解体装置3は、走行架台4と、走行架台4上を
トンネル方向にスライド自在で、かつ、旋回自在の旋回
体5と、旋回体5の一部に伸縮自在に突設した型枠把持
用のクランプ6とよりなる。
This formwork disassembling device 3 includes a traveling base 4, a swinging body 5 which is slidable in the tunnel direction on the traveling base 4 and is rotatable, and a mold which is provided on a part of the swinging body 5 so as to extend and contract. It is composed of a clamp 6 for gripping.

走行架台4の前部下端には前輪7を有し、側部型枠1cの
レール1g上を走行し得るよう構成されている。
A front wheel 7 is provided at the lower end of the front part of the traveling platform 4, and is configured to be able to travel on the rail 1g of the side formwork 1c.

また、走行架台4の後部下端には後輪8を有し、脱型後
のトンネル躯体9の内周面上を走行し得るよう構成され
ている。
Further, a rear wheel 8 is provided at a lower end of a rear portion of the traveling pedestal 4, and the rear pedestal 4 is configured to be able to travel on the inner peripheral surface of the tunnel skeleton 9 after demolding.

走行架台4の走行手段としては、自走方式や牽引方式の
いずれを採用しても良い。
As a traveling means of the traveling frame 4, either a self-propelled system or a towed system may be adopted.

またその他、走行架台4の後部に型枠1を一時的に仮置
きするための台車を連結して伴走する場合もある。
In addition, there may be a case in which a trolley for temporarily temporarily placing the formwork 1 is connected to the rear portion of the traveling pedestal 4 to be accompanied.

また、旋回体5の前後に伸縮自在の伸縮腕を設け、既設
の型枠1およびトンネル躯体9の内周に接地させて型枠
解体装置3の安定性を確保する場合もある。
In some cases, expandable telescopic arms are provided in front of and behind the revolving unit 5 and are grounded to the inner peripheries of the existing formwork 1 and tunnel frame 9 to ensure the stability of the formwork disassembling apparatus 3.

〈作用〉 つぎに前記型枠1の使用例について説明する。<Operation> Next, an example of use of the mold 1 will be described.

第1図において10はシールドマシンであり、掘進反力を
型枠1または打設直後若しくは硬化したトンネル躯体9
から得るタイプ等の公知の掘進機を採用できる。
In FIG. 1, 10 is a shield machine, which is a tunnel frame 9 for which the reaction force of excavation is applied to the form 1 or immediately after being cast or cured
A well-known excavator such as a type obtained from

シールドマシン10のテール部内には、型枠1を組み立て
るための組立装置11が配備してある。
An assembling apparatus 11 for assembling the formwork 1 is provided in the tail portion of the shield machine 10.

12は削土排出用のベルトコンベアであり、型枠解体装置
3の中心部に貫通して配置してある。
Reference numeral 12 denotes a belt conveyor for discharging soil, which is arranged so as to penetrate through the center of the form disassembling apparatus 3.

[型枠の組立時] シールドマシン10の掘進により形成された孔内に、組立
装置11を用いて分割された各型枠1a〜1dを順次組み立て
る。
[At the time of assembling the form] In the hole formed by the excavation of the shield machine 10, the divided forms 1a to 1d are sequentially assembled using the assembling device 11.

型枠1を組み立てる順序は、最初スラブ側の下部型枠1d
を設置した後、下部型枠1dの両側に二枚の側部型枠1cを
ボルト等を用いて組み付け、さらに各側部型枠1cの上端
に二枚の上部型枠1bを組み付け、最後に頂部型枠1aを組
み付けてリング状に型枠1を仕上げる。
The order of assembling the formwork 1 is as follows: the lower formwork 1d on the slab side.
After installing the two side molds 1c on both sides of the lower formwork 1d using bolts, etc., further assembling the two upper formwork 1b to the upper end of each side formwork 1c, and finally The top formwork 1a is assembled and the formwork 1 is finished in a ring shape.

その後、コンクリートの流出を防止した状態で地山と型
枠1間にコンクリートを打設してトンネル躯体9を増設
する。
After that, concrete is placed between the ground and the formwork 1 while preventing the concrete from flowing out, and the tunnel frame 9 is added.

[脱型時] コンクリートの養生期間を経過したら、後部側の型枠1
を1スパン分だけ解体して撤去する。
[At the time of demolding] After the concrete curing period has passed, the rear mold 1
Is dismantled for one span and removed.

各型枠1a〜1dの撤去作業は、型枠解体装置3を用いて機
械的に行う。
The work of removing each of the molds 1a to 1d is performed mechanically using the mold disassembling device 3.

具体的には、まずクランプ6を操作して組立時とは逆に
頂部型枠1a、二枚の上部型枠1b、二枚の側部型枠1c、下
部型枠1dの順序で撤去する。
Specifically, first, the clamp 6 is operated to remove the top formwork 1a, the two upper formwork forms 1b, the two side formwork forms 1c, and the lower formwork form 1d in the reverse order of the assembling.

取り外した各型枠1a〜1dは組み立て時に転用するため、
台車上に仮置きする。
Since each removed formwork 1a-1d will be diverted during assembly,
Place it temporarily on the dolly.

[型枠解体装置の移動] 型枠1の撤去作業を終了したら、型枠解体装置3を切羽
側に1スパン分だけ前進させる。
[Movement of Form Dismantling Device] When the work of removing the formwork 1 is completed, the formwork disassembling device 3 is advanced to the face side by one span.

型枠解体装置3は型枠1の一部に形成されたレール1gと
脱型後のトンネル躯体9の内周面とを走行路として移動
する。
The formwork disassembling device 3 moves with a rail 1g formed on a part of the formwork 1 and an inner peripheral surface of the tunnel skeleton body 9 after demolding as a traveling path.

分割式の型枠1a〜1dを搭載した台車は型枠解体装置3と
共に移動することになる。
The trolley carrying the split molds 1a to 1d moves together with the mold disassembling device 3.

[型枠の移送] 解体した型枠1a〜1dを切羽側で組み立てて再利用するた
め、既設の下部型枠1dの搬送用ローラ2上を、下部型枠
1d,側部型枠1c、上部型枠1b,頂部型枠1aの順序で切羽側
の組立装置11の真下まで滑走させて移送する。
[Transfer of Form] In order to assemble and reuse the dismantled forms 1a to 1d on the cutting face side, the lower formwork is placed on the transport roller 2 of the existing lower formwork 1d.
1d, the side mold 1c, the upper mold 1b, and the top mold 1a are slid and transferred to just below the facet side assembly device 11 in this order.

以上の工程を繰り返しながらトンネル躯体9を延長して
いく。
The tunnel frame 9 is extended while repeating the above steps.

〈本考案の効果〉 本考案は以上説明したようになるから、次の効果を得る
ことができる。
<Effects of the Present Invention> Since the present invention is as described above, the following effects can be obtained.

〈イ〉解体した型枠を切羽側へ移送する際、型枠と型枠
搬送用ローラの間の接触抵抗が小さく、型枠の移送が簡
単かつ容易に行える。
<a> When the dismantled mold is transferred to the face, the contact resistance between the mold and the mold conveying roller is small, and the mold can be easily and easily transferred.

〈ロ〉解体した型枠を切羽側へ移送するには、トンネル
軸心方向に走行可能な運搬装置に搭載して移送する方法
が考えられるが、別途の運搬装置を必要とするだけでな
く、運搬装置を配置することでトンネル空間がより狭ま
くなって他の作業を行ったり他の装置を配設するうえで
障害となる。
<B> In order to transfer the dismantled formwork to the face of the face, a method of mounting it on a carrier device that can travel in the tunnel axis direction and transferring it is necessary, but not only a separate carrier device is required, By arranging the carrying device, the tunnel space becomes narrower, which becomes an obstacle in performing other work and arranging other devices.

本発明では特別な運搬装置を必要とせず、トンネル下部
に位置する型枠上を滑走させて簡易に移送でき、しかも
トンネル空間を狭小化する心配もない。
The present invention does not require a special carrying device, can be easily transported by sliding on the formwork located at the bottom of the tunnel, and there is no concern about narrowing the tunnel space.

【図面の簡単な説明】[Brief description of drawings]

第1図:トンネルの縦断面図 第2図:型枠の斜視図 Figure 1: Longitudinal section of tunnel Figure 2: Perspective view of formwork

───────────────────────────────────────────────────── フロントページの続き (72)考案者 高松 伸行 神奈川県横浜市港北区太尾町778―5 (72)考案者 西尾 仁 神奈川県横浜市緑区藤が丘2―3―17 (72)考案者 前田 強司 東京都町田市成瀬1―16―22 (72)考案者 赤澤 正幸 東京都町田市南成瀬1―14―17 (56)参考文献 特開 昭62−153499(JP,A) ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Nobuyuki Takamatsu 778-5, Taio-cho, Kohoku-ku, Yokohama-shi, Kanagawa (72) Creator Hitoshi Nishio 2-3-17 Fujigaoka, Midori-ku, Yokohama-shi, Kanagawa (72) Creator Maeda Koji 1-16-22 Naruse, Machida-shi, Tokyo (72) Inventor Masayuki Akazawa 1-1-14-17 Minami-naruse, Machida-shi, Tokyo (56) Reference JP-A-62-153499 (JP, A)

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項1】湾曲する複数の板体からなり、一部の型枠
の内周面にトンネルの軸心と平行なレールを一体に形成
したトンネル覆工用型枠において、 トンネル下部に位置する型枠がその内周面にトンネルの
軸心に沿って複数の型枠搬送用ローラを具備することを
特徴とする、 トンネル覆工用型枠。
1. A tunnel lining formwork comprising a plurality of curved plate bodies and integrally forming rails parallel to the axial center of the tunnel on the inner peripheral surface of a part of the formwork, which is located below the tunnel. A formwork for tunnel lining, characterized in that the formwork comprises a plurality of formwork-conveying rollers on the inner peripheral surface thereof along the axis of the tunnel.
JP1988008105U 1988-01-27 1988-01-27 Formwork for tunnel work Expired - Lifetime JPH0640716Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988008105U JPH0640716Y2 (en) 1988-01-27 1988-01-27 Formwork for tunnel work

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988008105U JPH0640716Y2 (en) 1988-01-27 1988-01-27 Formwork for tunnel work

Publications (2)

Publication Number Publication Date
JPH01119493U JPH01119493U (en) 1989-08-14
JPH0640716Y2 true JPH0640716Y2 (en) 1994-10-26

Family

ID=31213686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988008105U Expired - Lifetime JPH0640716Y2 (en) 1988-01-27 1988-01-27 Formwork for tunnel work

Country Status (1)

Country Link
JP (1) JPH0640716Y2 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62153499A (en) * 1985-12-26 1987-07-08 清水建設株式会社 Formwork assembling and overhauling device

Also Published As

Publication number Publication date
JPH01119493U (en) 1989-08-14

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