JP2009024474A - Flexible bag - Google Patents

Flexible bag Download PDF

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JP2009024474A
JP2009024474A JP2007224811A JP2007224811A JP2009024474A JP 2009024474 A JP2009024474 A JP 2009024474A JP 2007224811 A JP2007224811 A JP 2007224811A JP 2007224811 A JP2007224811 A JP 2007224811A JP 2009024474 A JP2009024474 A JP 2009024474A
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flexible bag
water
flexible
bag
surface portion
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Hitoshi Hatano
倫 波多野
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Nihon Solid Co Ltd
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Nihon Solid Co Ltd
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  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a flexible bag which has excellent water-stopping property and retains its shape against a strong stress. <P>SOLUTION: The flexible bag is formed with a water-permeable sheet or a water-proof sheet. The bag is a cube of hexagonal shape while a filling-material charging opening is provided on the top surface. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

本発明は、貯水槽、水路、沈殿池、調整池等を構築するときに用いられるフレキシブルバックに関する。  The present invention relates to a flexible bag used when constructing a water tank, a water channel, a sedimentation basin, a regulating pond, or the like.

従来、貯水槽等はコンクリート構造によって構築されているのが一般的であった。また水路、沈殿池、調整池等の場合は、地面を掘削したり、あるいは貯水槽と同様にコンクリート構造によって構築されていた。
しかしながら、従来のような工法の場合建設に莫大な費用と長い工事期間が必要だあった。近年これらの欠点を解消する目的で、簡単に構築できるバック体が提案されている。例えば透水性シートまたは不透水性シートで形成されたフレキシブルバックに少なくとも比重が1以上の物質を封入してなるバック体であって、該バック体の外周の適宜箇所に、適宜「巾」と適宜「長」であって、適当数の「穴」を備えていて、バック体相互の連接機能を有する連接片を設けたことを特徴とする連接可能なバック体が知られている(特許文献1参照)。
Conventionally, a water storage tank or the like is generally constructed by a concrete structure. In addition, in the case of waterways, sedimentation basins, adjustment ponds, etc., they were excavated from the ground or constructed with a concrete structure similar to a water tank.
However, in the case of the conventional method, the construction required enormous costs and a long construction period. In recent years, a bag body that can be easily constructed has been proposed in order to eliminate these drawbacks. For example, a back body formed by enclosing a substance having a specific gravity of at least 1 in a flexible bag formed of a water-permeable sheet or a water-impermeable sheet. There is known a connectable back body characterized in that it is provided with a connecting piece which is “long” and has an appropriate number of “holes” and has a connecting function between back bodies (Patent Document 1). reference).

特公平7−91821号公報Japanese Patent Publication No. 7-91821

この特許文献1に記載のバック体はその形状が丸型あるいは四角形の立方体の形態をなすものである。しかしながらこのような形状のバック体は、実際に集積した場合隣接するバック体との接触面が直線的なために強い応力がかかった場合崩れてしまう欠点があった。また、隣接するバック体との間に間隙が生ずる欠点があった。  The back body described in Patent Document 1 is in the form of a round or square cube. However, the back body having such a shape has a drawback that when it is actually accumulated, the contact surface with the adjacent back body is linear, so that it collapses when a strong stress is applied. In addition, there is a drawback that a gap is generated between adjacent back bodies.

本発明者は、従来のバック体のように強い応力がかかっても集合体としての構造が崩れず、かつ止水性の高いフレキシブルバックについて種々研究を重ねた結果本発明を完成するに至った。
すなわち、本発明は、透水性シートまたは不透水性シートで形成されたフレキシブルバックであって、六角形立方体の形状を有し、かつ上面部に充填物投入口を設けたことを特徴とするフレキシブルバックである。
The present inventor has completed the present invention as a result of various researches on a flexible bag having a structure which does not collapse even when a strong stress is applied as in the case of a conventional bag and has a high water-stopping property.
That is, the present invention is a flexible bag formed of a water-permeable sheet or a water-impermeable sheet, having a hexagonal cube shape, and having a filler inlet on the upper surface portion. Back.

本発明のフレキシブルバックは、六角形を呈していることから、連接させた場合、隣接面同志が相互に多面接触した状態に咬止されているために強い応力に対しても崩れず強固な構造体となる。またフレキシブルバックが咬合状態で多面接触しているために止水性(漏水防止)にも優れている。
本発明のフレキシブルバックは、貯水槽、水路、沈殿池、工事盛土工事における法面の構築材、軽弱地盤での簡易補強道路の構築、海底養浜、溢流部止水、埋立、堤防構築等の構築に用いることができる。
Since the flexible bag of the present invention has a hexagonal shape, when connected, the adjacent surfaces are held in contact with each other in a multifaceted manner, so that it does not collapse even against strong stress and has a strong structure Become a body. Moreover, since the flexible bag is in contact with multiple surfaces in an occlusal state, it is excellent in water stopping (preventing water leakage).
The flexible bag of the present invention includes a water tank, waterway, sedimentation pond, slope construction material in construction embankment construction, construction of a simple reinforced road on lightly weak ground, submarine beach nourishment, overflow water stoppage, landfill, embankment construction Etc. can be used for construction.

本発明のフレキシブルバック1は、図1に示すように六角形をした立方体の形状を有するものである。六角形の形態も六角形であればどのような形態でもよいが、好ましくは正六角形が最適である。すなわち正六角形であれば連接結合するときにいずれの方位でも隣接するフレキシブルバックと連接・連結する事が出来る。  The flexible bag 1 of the present invention has a hexagonal cubic shape as shown in FIG. The hexagonal shape may be any hexagonal shape, but a regular hexagonal shape is preferable. That is, if it is a regular hexagon, it can be connected and connected to the adjacent flexible bag in any orientation when connecting and connecting.

フレキシブルバック1には、その側壁面部2の上部隅部に連結用係止部3を設ける。またフレキシブルバック1の上面部4にも連結用係止部3を設けることもでき、両方に設けてもよい。この連結用係止3の取付位置は、側壁面部2の一辺の長さの中間部に設けることが好ましい。
さらにフレキシブルバック1の上部には、内部に充填物を投入するための充填物投入口5が設けられている。この充填物投入口5は例えば切り込み6を入れ、充填物を投入するときは開口できるように設けられている。また充填物投入口5は巾着袋のような形態でもよい。この充填物投入口5の閉口手段としては、巾着袋の口を閉めるように中央部に紐を通す部分を設け、ここに紐を通し、紐を締めることによって閉口する事ができる。また他の手段としては切り込み6を入れた部分を紐で編むようにしたり、マジックバンド、ファスナー、ベルト、鈎等を用いて切り込み6部を結束あるいは係止等して閉口することもできるが、その他種々の方法が採用できる。
The flexible bag 1 is provided with a connecting locking portion 3 at the upper corner of the side wall surface portion 2 thereof. Moreover, the connection latching | locking part 3 can also be provided in the upper surface part 4 of the flexible bag 1, and you may provide in both. The attachment position of the connection lock 3 is preferably provided at an intermediate portion of the length of one side of the side wall surface portion 2.
Further, a filling material inlet 5 is provided in the upper portion of the flexible bag 1 for charging the inside. The filling material inlet 5 is provided so that, for example, a notch 6 is inserted and can be opened when the filling material is charged. The filling inlet 5 may be in the form of a drawstring bag. As the closing means of the filling material inlet 5, a portion through which a string is passed can be provided in the center so as to close the mouth of the drawstring bag, and the string can be closed by tightening the string. As other means, the portion into which the cut 6 is put can be knitted with a string, or the cut 6 portion can be bound or locked using a magic band, a fastener, a belt, a collar, etc. Various other methods can be employed.

また、本発明のフレキシブルバック1は、連接して配設させた場合隣接するフレキシブルバック1との間に間隙部が生じないように側壁面部2に襞7を複数条設けることが好ましい。この襞7は図2に示すように縦方向に複数条設けることが好ましい。また側壁面部2に襞7を横方向に設ける場合にはジグザグ状山形・波型にした形状にして複数条設けることが好ましい。このように襞7を設けることによって隣接するフレキシブルバック1の側壁面部2間に間隙部が生じないので止水性が一層向上する。  Moreover, when the flexible bag 1 of this invention is arrange | positioned in connection, it is preferable to provide multiple ribs 7 in the side wall surface part 2 so that a gap part may not arise between the adjacent flexible bags 1. As shown in FIG. 2, it is preferable to provide a plurality of ridges 7 in the vertical direction. Further, when the ridges 7 are provided in the lateral direction on the side wall surface portion 2, it is preferable to provide a plurality of strips in a zigzag chevron / wave shape. By providing the flange 7 in this way, a gap portion is not generated between the side wall surface portions 2 of the adjacent flexible bags 1, so that the water stoppage is further improved.

本発明のフレキシブルバック1に用いられる素材としては、天然または合成の糸、紐で編織された織布、網状シート、金網等の透水性シートが用いられ、また編織布の片面、または両面に合成樹脂膜を貼合した、いわゆるターポリン、その他のゴム引き布、不織布等の不透水性シート等が挙げられる。  As a material used for the flexible bag 1 of the present invention, a water-permeable sheet such as a natural or synthetic yarn, a woven fabric woven with a string, a net-like sheet, a wire mesh, or the like is used. Examples thereof include water-impermeable sheets such as so-called tarpaulins, other rubberized cloths, and non-woven fabrics bonded with a resin film.

次に本発明のフレキシブルバック1の使用方法について説明する。
図2に示すように例えば砂を充填したフェレキシブルバック1をそれぞれ一辺が接するように設置する。フレキシブルバック1を設置する際に必要により、隣接するフレキシブルバック1に設けられ連結用係止部3同士を紐等で結束する。
また他の態様としては図3に示すように、フレキシブルバック1が接する部分に、緩衝材例えばスポンジ状の多孔体や圧縮・反発する素材からなるシートを挟着させることもできる。さらに他の態様としては、連接・連結したフレキシブルバック1の角部に前記した様なスポンジ状の多孔体や圧縮・反発する素材からなる棒状体を挟着させることも出来る。
また別の態様としては図4に示すように、連接・連結したフレキシブルバック1の角部に前記した様なスポンジ状の多孔体や圧縮・反発する素材からなる棒状体のほかに袋体8に砂等を充填させたものを挟着させることも出来る。
Next, a method for using the flexible bag 1 of the present invention will be described.
As shown in FIG. 2, for example, the feasible bag 1 filled with sand is installed so that one side thereof is in contact with each other. When the flexible bag 1 is installed, if necessary, the connecting locking portions 3 provided on the adjacent flexible bags 1 are bound with a string or the like.
As another embodiment, as shown in FIG. 3, a cushioning material such as a sponge-like porous body or a sheet made of a material that compresses and repels can be sandwiched between the portions where the flexible bag 1 contacts. As yet another aspect, a sponge-like porous body as described above or a rod-like body made of a material that compresses and repels can be sandwiched between the corner portions of the connected and connected flexible bags 1.
As another embodiment, as shown in FIG. 4, in addition to the sponge-like porous body and the rod-like body made of the material that compresses and repels at the corner of the connected and connected flexible bag 1, the bag body 8 Sand filled with sand or the like can also be sandwiched.

さらに図5に示すように緩衝材として不透水性シート9を挟着させてもよい。またフレキシブルバックを設置する場合が軟弱な地盤の場合、図5に示すようにタイヤ10を結束・連接して敷設し、その上にフレキシブルバックの構造体を構築すると安定化する。  Further, as shown in FIG. 5, an impermeable sheet 9 may be sandwiched as a cushioning material. Further, in the case where the flexible back is installed on a soft ground, as shown in FIG. 5, the tire 10 is bundled and connected and laid, and the flexible back structure is constructed thereon to stabilize.

不透水性シート9に用いられる素材としては、天然または合成の糸、紐で編織された織布、網、金網等の編織の片面、または両面に合成樹脂膜を貼合した、いわゆるターポリン、その他のゴム引き布、不織布等のシート等が挙げられる。  The material used for the water-impermeable sheet 9 is a so-called tarpaulin in which a synthetic resin film is bonded to one side or both sides of a knitted fabric such as natural or synthetic yarn, a woven fabric woven with a string, a net or a wire net And a sheet of rubberized cloth or nonwoven fabric.

本発明のフレキシブルバックの配設方法として、平面的(1段)に配列する外、多段に積み重ねて構造体とすることが出来る。  As a method for arranging the flexible bag according to the present invention, it is possible to form a structure by stacking in multiple stages in addition to arranging in a plane (one stage).

図6は水路に溢流防止のために設けられたフレキシブルバック1の構造体を示したものである。  FIG. 6 shows the structure of the flexible bag 1 provided to prevent overflow in the water channel.

図7は他の態様としての水路に溢流防止のために設けられたフレキシブルバック1と不透水性シート9の構造体を示したものである。不透水性シート9の固定方法としては、不透水性シート9をフレキシブルバック1の上面部4に覆い被せ、不透水性シート9と連結用係止部3等を固縛具11等によって固縛することにより、フレキシブルバックとフレキシブルバックとの間に不透水性シート9を挟着させずに、フレキシブルバック1と不透水性シート9の構造体とすることが出来る。
さらに他の態様としては、不透水性シート9の一部に固定用のフラッペ12および/またはループ13を単数または複数設ける。フラッペ12は地盤に固定用として配置し、その上にフレキシブルバック1を挟み込み、ループ13はフレキシブルバック1に回し、不透水性シート9をフレキシブルバック1に固定し、フレキシブルバック1と不透水性シート9の構造体とすることが出来る。
前述の固定用のフラッペ12および/またはループ13を設けた不透水性シート9によって構造体とするフレキシブルバックはその形状が丸型あるいは四角型の立方体の形態をなすバック体であっても、好適に使用することが出来る。
図7に示すように、水路の高さを高くする際は、フラッペ12とフレキシブルバック1との間に、台体14を設けるか、あるいは地盤とフラッペ12との間に、台体14を設けることが好ましい。
FIG. 7 shows a structure of the flexible bag 1 and the water-impermeable sheet 9 provided to prevent overflow in another water channel. As the fixing method of the water-impermeable sheet 9, the water-impermeable sheet 9 is covered on the upper surface portion 4 of the flexible back 1, and the water-impermeable sheet 9 and the connecting locking portion 3 are secured with a securing tool 11 or the like. By doing so, the structure of the flexible back 1 and the water-impermeable sheet 9 can be obtained without interposing the water-impermeable sheet 9 between the flexible bag and the flexible bag.
As yet another aspect, one or a plurality of fixing frappes 12 and / or loops 13 are provided on a part of the water-impermeable sheet 9. The flap 12 is arranged for fixing to the ground, the flexible bag 1 is sandwiched between the flaps 12, the loop 13 is turned to the flexible bag 1, the impermeable sheet 9 is fixed to the flexible bag 1, and the flexible bag 1 and the impermeable sheet 9 structures can be obtained.
The flexible back that is structured by the above-described impermeable sheet 9 provided with the fixing frappe 12 and / or the loop 13 is suitable even if the shape of the flexible back is a round or square cube. Can be used.
As shown in FIG. 7, when the height of the water channel is increased, a base body 14 is provided between the frappe 12 and the flexible bag 1, or a base body 14 is provided between the ground and the frappe 12. It is preferable.

図8は図6の平面図を示したものであるが、図面からも明らかなように壁面が凹凸構造15となっていることから水流を減速、整流する事ができる。またアトラクター(引き込み領域の効果)などの渦の淀みなどが多面に形成されているので、この部分で濁水中の懸濁粒子を物理的に除濁することができる。  FIG. 8 shows a plan view of FIG. 6. As is clear from the drawing, since the wall surface has the concavo-convex structure 15, the water flow can be decelerated and rectified. Moreover, since stagnation of vortices such as an attractor (effect of the pull-in area) is formed in many faces, suspended particles in muddy water can be physically turbidized in this part.

本発明のフレキシブルバックの使用例として、フレキシブルバック1を連接して配設させた場合隣接するフレキシブルバック1との間に汚濁防止膜16を設け、水底面から汚濁防止膜を自立させた場合を図9に示したもので、壁面が凹凸構造15となっていることから水底面の汚濁の拡散を抑え、消波機能を有し、フレキシブルバック1により水中の濁質が流出しないような壁面が形成される。さらに海浜で使用する場合、干潮時に汚濁防止膜が海底面に着地し、海底面を擦って汚濁を発生することがない構造になっている。  As an example of use of the flexible bag of the present invention, when the flexible bag 1 is connected and disposed, the pollution prevention film 16 is provided between the adjacent flexible bags 1, and the pollution prevention film is made independent from the bottom of the water. The wall surface shown in FIG. 9 has a concavo-convex structure 15 so as to suppress the diffusion of contamination on the bottom surface of the water, and has a wave-dissipating function. It is formed. Furthermore, when used on the beach, the pollution prevention film is landed on the bottom of the sea at low tide, and the bottom of the sea is not rubbed to generate pollution.

充填物を投入したフレキシブルバックの斜視図Perspective view of flexible bag with filling フレキシブルバックを連接した状態を示した斜視図The perspective view which showed the state which connected the flexible bag 緩衝材を挟着した場合のフレキシブルバック構造体の斜視図Perspective view of flexible back structure when cushioning material is sandwiched 他の態様としての緩衝材を挟着した場合のフレキシブルバック構造体の斜視図The perspective view of the flexible back structure at the time of pinching | interposing the buffer material as another aspect タイヤを敷設した場合のフレキシブルバック構造体の斜視図Perspective view of flexible back structure when tires are laid 水路にフレキシブルバック構造体を設置したときの断面図Sectional view when the flexible back structure is installed in the waterway 他の態様としての水路にフレキシブルバック構造体を設置したときの断面図Sectional drawing when installing a flexible back structure in a waterway as another embodiment 図6の平面図Plan view of FIG. 水底から汚濁防止膜を自立させた場合のフレキシブルバック構造体の斜視図A perspective view of the flexible back structure when the pollution control film is made independent from the bottom of the water

符号の説明Explanation of symbols

1・・・フレキシブルバック
2・・・側壁面部
3・・・連結用係止部
5・・・充填物投入口
7・・・襞
DESCRIPTION OF SYMBOLS 1 ... Flexible back 2 ... Side wall surface part 3 ... Locking part for connection 5 ... Filling material inlet 7 ... 襞

Claims (5)

透水性シートまたは不透水性シートで形成されたフレキシブルバックであって、六角形の立方体の形状を有し、かつ上面部に充填物投入口を設けたことを特徴とするフレキシブルバック。A flexible bag formed of a water-permeable sheet or a water-impermeable sheet, wherein the bag has a hexagonal cubic shape and is provided with a filler inlet on an upper surface portion. さらにフレキシブルバックの側壁面部に襞を設けてなる請求項1記載のフレキシブルバック。The flexible bag according to claim 1, further comprising a ridge provided on a side wall surface portion of the flexible bag. フレキシブルバックの側壁面部および上面部の少なくとも一面部に連結用係止部を設けてなる請求項1または2記載のフレキシブルバック。The flexible bag according to claim 1, wherein a coupling locking portion is provided on at least one surface portion of the side wall surface portion and the upper surface portion of the flexible bag. 配設させたフレキブルバックの接合する面に緩衝材を挟装する事を特徴とするフレキシブルバックの配設方法。A method for arranging a flexible bag, characterized in that a cushioning material is sandwiched between surfaces of the arranged flexible bags to be joined. 緩衝材が不透水性シートである請求項4記載のフレキシブルバックの配設方法。The method for disposing a flexible bag according to claim 4, wherein the cushioning material is an impermeable sheet.
JP2007224811A 2007-06-19 2007-08-03 Flexible bag Pending JP2009024474A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
JP2013002049A (en) * 2011-06-13 2013-01-07 Kajima Corp Tide wall construction method

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