JPH06129190A - Gable frame structure - Google Patents
Gable frame structureInfo
- Publication number
- JPH06129190A JPH06129190A JP4300659A JP30065992A JPH06129190A JP H06129190 A JPH06129190 A JP H06129190A JP 4300659 A JP4300659 A JP 4300659A JP 30065992 A JP30065992 A JP 30065992A JP H06129190 A JPH06129190 A JP H06129190A
- Authority
- JP
- Japan
- Prior art keywords
- concrete
- metal fitting
- rubber tube
- tube
- gable
- 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、コンクリ−トの妻側を
閉塞する妻枠の構造に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gable frame structure for closing the gable side of a concrete.
【０００２】[0002]
【従来技術の問題点】従来、打設したコンクリ−トの妻
側を閉塞する妻枠には、板状の妻枠とそれを押える金具
が使用されていた。しかし、板状の妻枠は重量が大き
く、設置作業や運搬作業に問題があった。また、このよ
うに重量の重い妻枠を固定する金具も大掛かりなものと
なるため、設置作業に手間と時間を要した。2. Description of the Related Art Conventionally, a plate-shaped end frame and a metal fitting for pressing it have been used for the end frame for closing the end of the cast concrete. However, the plate-shaped gable frame has a large weight, which causes a problem in installation work and transportation work. Further, since the metal fitting for fixing the heavy gable frame is also large in size, the installation work requires time and effort.
【０００３】[0003]
【課題を解決するための手段】本発明は、上記のような
問題点を解決するためになされたもので、軽量で設置作
業及び運搬作業を容易に行える妻枠の構造を提供するこ
とを目的とする。即ち、本発明は、コンクリ−トの妻側
を閉塞する妻枠の構造において、コンクリ−トの妻側を
閉塞して設置したゴムチュ−ブと、このゴムチュ−ブを
支持する押え金具と、コンクリ−ト打設用型枠と前記押
え金具に連結し、かつ前記ゴムチュ−ブのコンクリ−ト
打設用型枠側を押える調節金具とよりなることを特徴と
した、妻枠の構造である。また、調節金具は、コンクリ
−トの打設厚さ方向の位置調節可能に押え金具に連結し
た、上記妻枠の構造である。SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a girder frame structure which is lightweight and can be easily installed and transported. And That is, according to the present invention, in the structure of the gable frame for closing the end side of the concrete, the rubber tube installed by closing the end side of the concrete, the pressing metal fitting for supporting the rubber tube, and the concrete The structure of the gable frame is characterized in that it comprises an adjusting metal fitting that is connected to the casting mold and the pressing metal fitting and that presses the concrete molding mold side of the rubber tube. Further, the adjustment fitting has the above-mentioned end frame structure connected to the holding fitting so that the position of the concrete can be adjusted in the thickness direction.
【０００４】[0004]
【実施例】以下、図面を参照しながら、本発明の一実施
例について説明する。なお、本実施例では、トンネルの
二次覆工コンクリ−トを打設する場合について説明する
が、その他のコンクリ−ト打設方法にも適用できること
は勿論である。＜イ＞妻枠全体の構造 図１、２に示すように、本発明の妻枠は、二次覆工コン
クリ−トＡの妻側を閉塞して設置したゴムチュ−ブ１
と、このゴムチュ−ブ１を支持する押え金具２と、コン
クリ−ト打設用の内型枠Ｂと前記押え金具２に連結し、
かつ前記ゴムチュ−ブ１の内型枠Ｂ側を押える調節金具
３とよりなる。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In this embodiment, the case of placing the secondary lining concrete of the tunnel will be described, but it goes without saying that it can be applied to other concrete placing methods. <A> Overall structure of the gable frame As shown in FIGS. 1 and 2, the gable frame of the present invention is a rubber tube 1 in which the gable side of the secondary lining concrete A is closed.
And a pressing metal fitting 2 for supporting the rubber tube 1, an inner formwork B for concrete placing, and the pressing metal fitting 2.
Further, it comprises an adjusting metal fitting 3 for pressing the inner form B side of the rubber tube 1.
【０００５】＜ロ＞ゴムチュ−ブ ゴムチュ−ブ１は、二次覆工コンクリ−トＡの妻側を閉
塞して、周方向に設置する。ゴムチュ−ブ１内には空気
等を充填可能に構成し、膨張させることができる。ま
た、コンクリ−トの打設厚に応じて、複数段に重ねて設
置する。<B> Rubber tube The rubber tube 1 is installed in the circumferential direction by closing the end side of the secondary lining concrete A. The rubber tube 1 can be filled with air or the like and can be expanded. In addition, depending on the casting thickness of the concrete, it is installed in multiple layers.
【０００６】＜ハ＞押え金具 押え金具２は、図３に示すように、ゴムチュ−ブ１を押
えるための押え板２１と、補強用のリブ２２からなる断
面Ｌ字形等の部材である。この押え板２１の上部には、
長手方向に長穴２３を開設する。<C> Pressing Metal Fitting As shown in FIG. 3, the pressing metal fitting 2 is a member having an L-shaped cross section, which includes a pressing plate 21 for pressing the rubber tube 1 and a reinforcing rib 22. At the upper part of this holding plate 21,
The long hole 23 is opened in the longitudinal direction.
【０００７】＜ニ＞調節金具 調節金具３は、図４、５に示すように、円弧状等の側板
３１と底板３２よりなる断面Ｌ字形等の部材である。側
板３１の上部には、所定の間隔をおいて連結板３３を突
設し、この連結板３３にはボルト穴３４を開設する。<D> Adjusting Metal Fitting As shown in FIGS. 4 and 5, the adjusting metal fitting 3 is a member having an L-shaped cross section, which includes an arcuate side plate 31 and a bottom plate 32. A connecting plate 33 is provided on the upper portion of the side plate 31 at a predetermined interval, and a bolt hole 34 is formed in the connecting plate 33.
【０００８】＜ホ＞組立方法 先ず、図１、２に示すように、一次覆工セグメントＣと
の間に所定のコンクリ−ト打設空間を確保して、内型枠
Ｂを設置する。次に、ゴムチュ−ブ１を所定数設置した
後、内型枠Ｂの妻側端面に、調節金具３と押え金具２を
固定する。固定する場合は、ボルト４を調節金具３のボ
ルト穴３４及び押え金具２の長穴２３に貫通させて、内
型枠Ｂのボルト穴に挿入して締結する。そして、ゴムチ
ュ−ブ１に空気等を充填して膨張させ、調節金具３の底
板３２に圧接させる。これによって、ゴムチュ−ブ１
は、押え金具２の押え板２１と調節金具３の底板３２に
より位置固定される。なお、二次覆工コンクリ−トＡの
打設空間内には、所要の鉄筋Ｄを配置する。<E> Assembling Method First, as shown in FIGS. 1 and 2, a predetermined concrete placing space is secured between the primary lining segment C and the inner form B is installed. Next, after a predetermined number of rubber tubes 1 are installed, the adjusting metal fitting 3 and the pressing metal fitting 2 are fixed to the end surface of the inner form B on the side of the end. In the case of fixing, the bolt 4 is passed through the bolt hole 34 of the adjusting metal fitting 3 and the elongated hole 23 of the holding metal fitting 2, and is inserted into the bolt hole of the inner form B to be fastened. Then, the rubber tube 1 is filled with air or the like to be expanded and brought into pressure contact with the bottom plate 32 of the adjustment fitting 3. As a result, the rubber tube 1
Is fixed by the holding plate 21 of the holding metal fitting 2 and the bottom plate 32 of the adjusting metal fitting 3. In addition, a required reinforcing bar D is arranged in the casting space of the secondary lining concrete A.
【０００９】＜ヘ＞コンクリ−トの打設 打型枠Ｂと一次覆工コンクリ−トＣとの間にコンクリ−
トを打設し、二次覆工コンクリ−トＡを施工する。この
とき、調節金具３と押え金具２とを連結するボルト４
は、長穴２３内に挿入されているため、調節金具３はコ
ンクリ−トの打設厚さ方向に移動が可能である。そのた
め、二次覆工コンクリ−トＡの巻圧に応じて、調節金具
３の位置調節を行い、二次覆工コンクリ−トＡの妻側を
隙間無く閉塞することができる。そして、二次覆工コン
クリ−トＡの硬化後、押え金具２と調節金具３とを撤去
する。なお、調節金具３の撤去部分には防水シ−ルを貼
ることができる。<F> Concrete placing: A concrete is placed between the casting form B and the primary lining concrete C.
The secondary lining concrete A is installed. At this time, the bolt 4 that connects the adjustment fitting 3 and the holding fitting 2
Is inserted into the long hole 23, so that the adjustment fitting 3 can move in the thickness direction of the concrete. Therefore, the position of the adjustment fitting 3 can be adjusted according to the winding pressure of the secondary lining concrete A, and the end side of the secondary lining concrete A can be closed without a gap. Then, after the secondary lining concrete A is cured, the holding metal fitting 2 and the adjusting metal fitting 3 are removed. A waterproof seal can be attached to the removed portion of the adjustment fitting 3.
【００１０】[0010]
【本発明の効果】本発明は以上説明したようになるた
め、次のような効果を得ることができる。 ＜イ＞コンクリ−トの打設厚さに応じて、調節金具の位
置調節を行い、コンクリ−トの妻側を隙間無く閉塞する
ことができる。Since the present invention is as described above, the following effects can be obtained. <A> The position of the adjustment fitting can be adjusted according to the thickness of the concrete to be cast, and the end of the concrete can be closed without any gap.
【００１１】＜ロ＞ゴムチュ−ブと間単な金具よりなる
ため、妻枠の重量が軽量である。従って、妻枠の設置作
業や運搬作業を容易に行うことができる。<B> Since the rubber tube and the metal fitting are provided as a single piece, the weight of the end frame is light. Therefore, the installation work and the transportation work of the gable frame can be easily performed.
【００１２】＜ハ＞妻枠がゴムチュ−ブ製であるため、
鉄筋はゴムチュ−ブの間を通すことによって容易に施工
することができる。<C> Since the wife frame is made of rubber tube,
Reinforcing bars can be easily installed by passing them between rubber tubes.
【図１】 妻枠全体構造の側面図[Figure 1] Side view of the overall structure of the gable frame
【図２】 妻枠全体構造の正面図[Figure 2] Front view of the overall structure of the wife frame
【図３】 押え金具の説明図[Fig. 3] Explanatory drawing of the presser fitting
【図４】 調節金具の説明図[Figure 4] Illustration of the adjustment bracket
【図５】 調節金具の説明図[Fig. 5] Illustration of the adjustment bracket
Claims (2)
造において、 コンクリ−トの妻側を閉塞して設置したゴムチュ−ブ
と、 このゴムチュ−ブを支持する押え金具と、 コンクリ−ト打設用型枠と前記押え金具に連結し、かつ
前記ゴムチュ−ブのコンクリ−ト打設用型枠側を押える
調節金具とよりなることを特徴とした、 妻枠の構造。1. A structure of a gable frame for closing the end side of the concrete, a rubber tube installed by closing the end side of the concrete, a metal fitting for supporting the rubber tube, and a concrete A structure of a gable frame, which comprises an adjusting metal fitting which is connected to the mold for casting and the pressing metal fitting and which presses the concrete molding mold side of the rubber tube.
向の位置調節可能に押え金具に連結した、請求項１記載
の妻枠の構造。2. The gable frame structure according to claim 1, wherein the adjusting fitting is connected to the holding fitting so that the position of the concrete can be adjusted in the thickness direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4300659A JPH06129190A (en) | 1992-10-14 | 1992-10-14 | Gable frame structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4300659A JPH06129190A (en) | 1992-10-14 | 1992-10-14 | Gable frame structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06129190A true JPH06129190A (en) | 1994-05-10 |
Family
ID=17887526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4300659A Pending JPH06129190A (en) | 1992-10-14 | 1992-10-14 | Gable frame structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06129190A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011184869A (en) * | 2010-03-05 | 2011-09-22 | Nishimatsu Constr Co Ltd | Centering gable side form apparatus |
| CN113356891A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining formwork trolley end-sealing construction method |
| CN113356892A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining template trolley end sealing system |
-
1992
- 1992-10-14 JP JP4300659A patent/JPH06129190A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011184869A (en) * | 2010-03-05 | 2011-09-22 | Nishimatsu Constr Co Ltd | Centering gable side form apparatus |
| CN113356891A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining formwork trolley end-sealing construction method |
| CN113356892A (en) * | 2021-07-19 | 2021-09-07 | 中铁一局集团有限公司 | Tunnel secondary lining template trolley end sealing system |
| CN113356891B (en) * | 2021-07-19 | 2022-04-01 | 中铁一局集团有限公司 | Tunnel secondary lining formwork trolley end-sealing construction method |
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