JPH0226014B2 - - Google Patents
Info
- Publication number
- JPH0226014B2 JPH0226014B2 JP59222385A JP22238584A JPH0226014B2 JP H0226014 B2 JPH0226014 B2 JP H0226014B2 JP 59222385 A JP59222385 A JP 59222385A JP 22238584 A JP22238584 A JP 22238584A JP H0226014 B2 JPH0226014 B2 JP H0226014B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- hoop
- steel sheet
- cells
- cell
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
- Revetment (AREA)
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は、山岳地帯などに構築する砂防ダム
または土留擁壁等の構築物に、その主構造物とし
て使用する鋼製セルに関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a steel cell used as the main structure of a structure such as an erosion control dam or retaining wall constructed in a mountainous area.
従来から砂防ダム等を構築する場合、鉄筋カゴ
等に玉石などを詰め込んで、これを主構造物とし
て敷並べることが行われていた。
Conventionally, when constructing erosion control dams, etc., it has been done to fill reinforcing cages with cobblestones and the like and lay them out as the main structure.
しかし近年玉石などは少なくなり高価で入手し
にくくなつてきたことから出願人は、鋼製セルを
使用して中に現場で整地のために切り崩した土砂
等を詰込み、主構造物として安価に構築すること
を考え出願している。 However, in recent years, cobblestones have become rarer and more expensive and difficult to obtain, so the applicant used steel cells and filled them with earth and sand that had been cut down for leveling the land, making it cheaper to use as the main structure. We are considering building one and have applied.
しかし、従来一般に使用されている鋼製セルは
パイプ状に一体形成されたものであり、鋼製板を
パイプ状に曲げ加工した後に当接端部を溶接する
という面倒な作業で製作されるため、多くの製作
費用を必要としていた。 However, the steel cells that have been commonly used in the past are integrally formed into a pipe shape, and are manufactured through the laborious process of bending a steel plate into a pipe shape and then welding the abutting ends. , which required a lot of production costs.
そしてこの一体形成された鋼製セルでは、山岳
地帯へ搬送する場合に搬送作業が困難であると共
に、搬送時間も多く必要であるという問題点があ
つた。 This integrally formed steel cell has problems in that it is difficult to transport the cells to mountainous areas, and it takes a long time to transport them.
また前述した鋼製セルを主構造物とするもので
出願人は1/4円弧状に形成された４枚の基板をボ
ルト・ナツトで連結して管状に構成し鋼製セルと
したものを示した。 In addition, the main structure is the above-mentioned steel cell, and the applicant has proposed a steel cell made by connecting four boards formed in the shape of a 1/4 arc with bolts and nuts to form a tubular shape. Ta.
しかしこれも４枚の基板をボルト・ナツトで連
結する作業があり、作業工数が多くかかるという
問題点があつた。 However, this method also involved the work of connecting four boards with bolts and nuts, which posed a problem in that it required a large number of man-hours.
この発明は、前述した事情に鑑み創案されたも
ので、その目的は製作が簡単で費用も安くでき、
また搬送も容易に行える鋼製セルを提供すること
にある。
This invention was devised in view of the above-mentioned circumstances, and its purpose is to make it easy to manufacture and inexpensive.
Another object of the present invention is to provide a steel cell that can be easily transported.
この発明によれば一般に土留等に使用されてい
る鋼矢板を使用してセルとすることにする。そし
て鋼矢板は、フープ筋を所定間隔で複数並設して
円柱状となるように支持した後、各フープ筋の内
周面に沿つて連結しながら複数並設固定して、鋼
製セルとするものである。
According to this invention, steel sheet piles which are generally used for earth retaining etc. are used to form cells. The steel sheet pile is then supported in a cylindrical shape by arranging multiple hoop reinforcements at predetermined intervals, and then fixing multiple hoop reinforcements in parallel while connecting them along the inner peripheral surface to form steel cells. It is something to do.
以下この発明を図示する実施例によつて説明す
る。
The present invention will be explained below with reference to illustrative embodiments.
第１図および第２図は、この発明の鋼製セル１
を河床道路２として使用した実施例である。 FIG. 1 and FIG. 2 show a steel cell 1 of the present invention.
This is an example in which the riverbed road 2 is used as the riverbed road 2.
鋼製セル１は、複数の鋼矢板３と、複数の鋼矢
板３をパイプ状に固定するネジ鉄筋等の複数のフ
ープ筋４とから成つている。（第３図参照）
この鋼製セル１の組立ては、まず支柱５の長手
方向でフープ筋４の支持位置に所定間隔をあけて
直角クランプ６を複数設ける。そしてこの支柱５
を、直角クランプ６のフツク部６ａでフープ筋４
の支持が行えるように、フープ筋４の直交する直
径線上位置へ４本セツトする。（第４図参照）
その後直角クランプ６のフツク部６ａにフープ
筋４を支持させて、フープ筋４を円柱状に並設す
る。（第５図参照）
次にフープ筋４の各支柱５位置へ矢板３を仮設
して位置決めする。そしてこの鋼矢板３の係止部
３ａへ新たな鋼矢板３′の係止部３a′を係止させ
るように差込んで連結する作業を、フープ筋４の
内周面に沿つて順次繰り返した後、全ての鋼矢板
３を第７図に示すように鉄線７でフープ筋４へ固
定して鋼製セル１を形成する。（第６図参照）
なおフープ筋４は、長尺のネジ鉄筋を円形状に
曲げ加工し、当接端部をカプラー継手８で連結し
たものである。 The steel cell 1 is made up of a plurality of steel sheet piles 3 and a plurality of hoop reinforcements 4 such as screw reinforcing bars that fix the plurality of steel sheet piles 3 in a pipe shape. (See FIG. 3) To assemble this steel cell 1, first, a plurality of right angle clamps 6 are provided at predetermined intervals at the support positions of the hoop reinforcements 4 in the longitudinal direction of the struts 5. And this pillar 5
the hoop muscle 4 with the hook part 6a of the right angle clamp 6.
4 are set at positions on the diameter line perpendicular to the hoop muscle 4 so as to support the hoop. (See FIG. 4) After that, the hoop muscles 4 are supported by the hook portion 6a of the right angle clamp 6, and the hoop muscles 4 are arranged in a cylindrical shape. (See FIG. 5) Next, the sheet piles 3 are temporarily installed and positioned at the positions of the respective pillars 5 of the hoop reinforcement 4. Then, the operation of inserting and connecting the locking part 3a' of a new steel sheet pile 3' to the locking part 3a of the steel sheet pile 3 was repeated sequentially along the inner circumferential surface of the hoop reinforcement 4. After that, all the steel sheet piles 3 are fixed to the hoop reinforcements 4 with iron wires 7 to form the steel cells 1, as shown in FIG. (See FIG. 6) The hoop reinforcement 4 is made by bending a long threaded reinforcing steel into a circular shape, and connecting the abutting ends with a coupler joint 8.
このような構成の鋼製セル１を河床道路２に使
用する時は、複数の鋼矢板３・複数のフープ筋
４・支柱５等に分割して河床道路２の施工現場ま
で搬送し、施工現場にて前述したように組立て
る。 When the steel cell 1 with such a configuration is used for the riverbed road 2, it is divided into multiple steel sheet piles 3, multiple hoop reinforcements 4, pillars 5, etc., and transported to the construction site of the riverbed road 2. Assemble as described above.
そして完成した鋼製セル１で河床道路２を構築
するに際しては、まず鋼製セル１を複数個設置す
る。この時に水中河床となる場合は、土木シート
９を鋼製セル１の下端部に取付ける。 When constructing the river bed road 2 using the completed steel cells 1, a plurality of steel cells 1 are first installed. At this time, if the riverbed is underwater, a civil engineering sheet 9 is attached to the lower end of the steel cell 1.
次に鋼製セル１内に現場で鋼製セル１設置のた
めの整地時に切り崩した土石、土砂等を中詰材１
０として投入する。その中詰材１０の上面に大径
玉石を敷並べるか、またはコンクリート、アスフ
アルトを打設して、ネジバー格子１１を取付け頂
版１２とする。 Next, inside the steel cell 1, filler material 1 is filled with soil, stones, earth, etc. that were cut down during land leveling for the installation of the steel cell 1.
Input as 0. Large-diameter cobblestones are laid out on the top surface of the filling material 10, or concrete or asphalt is poured, and a screw bar lattice 11 is attached as a top plate 12.
なお各鋼製セル１の連結は、中詰材１０で鋼製
セル１内へ間接的に固定されている連結支柱１３
に、鋼製セル円周の接する部分の矢板３の孔３ｂ
（第７図に示す）を通して貫通させた数条のネジ
バー１８を固定する柔構造的な継手で行なわれ
る。なお連結支柱１３は、アングル形鋼またはＨ
形鋼等の適当な形鋼を用いればよい。 In addition, each steel cell 1 is connected by a connecting support 13 that is indirectly fixed inside the steel cell 1 with a filling material 10.
, the hole 3b of the sheet pile 3 at the part where the steel cell circumference touches
This is done with a flexible structural joint that fixes several threaded bars 18 (shown in FIG. 7) passed through it. The connecting support 13 is made of angle steel or H
Appropriate shaped steel such as shaped steel may be used.
次に鋼製セル１内の連結支柱１３へ鋼製セル１
と背面地山１４とのアンカー１５を、また必要に
より連結バー１６により直接鋼製セル１と根固工
１７を連結する。この根固工１７は、既存の金網
等よりなる蛇籠やＨ形鋼等の形鋼よりなる鋼製箱
枠内に砥石等の石材を充填して形成する。 Next, the steel cell 1 is connected to the connecting column 13 in the steel cell 1.
The steel cell 1 and the foundation work 17 are directly connected by anchors 15 to the back ground 14 and, if necessary, by a connecting bar 16. The foundation work 17 is formed by filling an existing gabion made of a wire mesh or the like or a steel box frame made of a section steel such as an H-beam with stones such as a grindstone.
その後道路２となる基礎、コンクリート、アス
フアルト等を打設して河床道路２が完成する。
（以下第１図、第２図）
なお、この鋼製セル１は、この実施例のように
河床道路に限らず、土留擁壁や砂防ダム等の構築
物にも使用できる。そして第８図は本発明の鋼製
セルを砂防ダム１９に使用したものである。 After that, the foundation, concrete, asphalt, etc. that will become Road 2 will be poured, and Riverbed Road 2 will be completed.
(See Figures 1 and 2 below.) The steel cell 1 can be used not only for riverbed roads as in this embodiment, but also for structures such as retaining walls and erosion control dams. FIG. 8 shows the steel cell of the present invention used in an erosion control dam 19.
この発明は、以上のような構成からなり、次に
述べる効果を有する。
The present invention has the above configuration and has the following effects.
所定間隔で円柱状に複数並設されているフー
プ筋と、この各フープ筋の内周面に沿つて巾方
向へ連結しながらフープ筋に複数並設固定した
鋼矢板とから鋼製セルを形成したことにより、
鋼製セルを容易かつ短時間で組立てることがで
きる。 A steel cell is formed from a plurality of hoop bars arranged in a cylindrical shape at predetermined intervals, and a plurality of steel sheet piles arranged and fixed to the hoop bars in parallel while connecting in the width direction along the inner peripheral surface of each hoop bar. By doing this,
Steel cells can be assembled easily and in a short time.
そのためフープ筋および鋼矢板とに分割した
まま搬送し、施工現場での組立てを行なうこと
が可能となると共に、一般に使用されている鋼
矢板を利用できて鋼製セルの製作を安価に行え
る。このことから山岳地帯等での鋼製セルを主
構造物とする構築物の築造を、容易かつ安価に
行なうことが可能となる。 Therefore, it is possible to transport the hoop bars and steel sheet piles while being separated and assemble them at the construction site, and also to use commonly used steel sheet piles, making it possible to manufacture steel cells at low cost. This makes it possible to easily and inexpensively construct structures having steel cells as the main structure in mountainous areas and the like.
本発明の鋼製セル内へ土砂等を詰め込めば内
部から圧力がかかり、構築物として埋設した場
合に外圧と同じになつて鋼矢板の掛止板に応力
が集中しての損傷を起こすことがない。 When the steel cells of the present invention are filled with earth and sand, pressure is applied from inside, and when buried as a structure, the pressure becomes the same as the external pressure, and stress does not concentrate on the retaining plates of the steel sheet piles and cause damage. .
また前述した本発明実施例で示したもののよ
うに片面だけ埋設されている場合でも、フープ
筋と鋼矢板の係止部により強度を確保すること
ができる。 Further, even when the steel plate is buried on only one side as shown in the embodiment of the present invention described above, strength can be ensured by the hoop reinforcement and the locking portion of the steel sheet pile.
このように本発明の鋼製セルでは、および
中詰め材として切り崩し等の一般土砂を利用で
きることと、とから、山岳地帯での構築物を
容易かつ安価に製作でき、かつ強度が十分なも
のとすることができる。 As described above, in the steel cell of the present invention, and because general earth and sand such as cut-down earth and sand can be used as the filling material, structures in mountainous areas can be manufactured easily and inexpensively, and have sufficient strength. be able to.
第１図および第２図はこの発明の鋼製セルを使
用した河床道路を示す縦断面図および横断面図、
第３図はこの発明の鋼製セルを示す斜視図、第４
図〜第６図は鋼製セルの組立て状態を示す斜視
図、第７図は矢板のフープ筋への連結状態を示す
部分拡大斜視図、第８図ａおよびｂはこの発明の
鋼製セルを砂防ダムに使用した状態を示す正面図
および平面図である。
１……鋼製セル、２……河床道路、３……鋼矢
板、４……フープ筋、５……支柱、６……直角ク
ランプ、７……鉄線、８……カプラー継手、９…
…土木シート、１０……中詰材、１１……ネジバ
ー格子、１２……頂版、１３……連結支柱、１４
……背面地山、１５……アンカー、１６……連結
バー、１７……根固工、１８……ネジバー、、１
９……砂防ダム。
FIG. 1 and FIG. 2 are a vertical cross-sectional view and a cross-sectional view showing a river bed road using the steel cell of the present invention,
Fig. 3 is a perspective view showing the steel cell of the present invention;
Fig. 6 is a perspective view showing the assembled state of the steel cell, Fig. 7 is a partially enlarged perspective view showing the state of connection of the sheet pile to the hoop reinforcement, and Fig. 8 a and b show the steel cell of the present invention. FIG. 2 is a front view and a plan view showing a state in which the device is used in an erosion control dam. 1... Steel cell, 2... River bed road, 3... Steel sheet pile, 4... Hoop reinforcement, 5... Support column, 6... Right angle clamp, 7... Steel wire, 8... Coupler joint, 9...
... Civil engineering sheet, 10 ... Filling material, 11 ... Screw bar lattice, 12 ... Top plate, 13 ... Connection support, 14
... Back ground, 15 ... Anchor, 16 ... Connection bar, 17 ... Foundation work, 18 ... Screw bar, 1
9...Sabo dam.
Claims (1)
置用クランプで保持することにより、フープ筋を
上下方向の所定間隔で複数並設して円柱状とな
し、 この各フープ筋の内周面に沿つて、鋼矢板を幅
方向へ相互に各鋼矢板の係止部にて連結しながら
複数並設すると共に、 この各鋼矢板を線材にてフープ筋に固定して鋼
製セルを形成し、この鋼製セル相互を鉄筋にて連
結したことを特徴とする鋼製セル。[Scope of Claims] 1. In a dam or retaining wall installed on the ground, a plurality of hoop reinforcements can be installed in parallel at predetermined intervals in the vertical direction by holding the struts with hoop reinforcement clamps attached at predetermined intervals in the vertical direction. Along the inner circumferential surface of each hoop reinforcement, a plurality of steel sheet piles are arranged in parallel in the width direction while being connected to each other at the locking parts of each steel sheet pile, and each of these steel sheet piles is A steel cell characterized in that steel cells are formed by fixing wire rods to hoop reinforcements, and the steel cells are connected to each other with reinforcing bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22238584A JPS61102911A (en) | 1984-10-23 | 1984-10-23 | Steel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22238584A JPS61102911A (en) | 1984-10-23 | 1984-10-23 | Steel cell |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10545185A Division JPS61102908A (en) | 1985-05-17 | 1985-05-17 | Steel cell dam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61102911A JPS61102911A (en) | 1986-05-21 |
| JPH0226014B2 true JPH0226014B2 (en) | 1990-06-07 |
Family
ID=16781527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22238584A Granted JPS61102911A (en) | 1984-10-23 | 1984-10-23 | Steel cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61102911A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0581117U (en) * | 1992-04-07 | 1993-11-02 | 株式会社三井三池製作所 | Belt conveyor |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63233116A (en) * | 1987-03-18 | 1988-09-28 | Bridgestone Corp | Assembling and transporting method for prefabricated shell |
| WO2018069970A1 (en) * | 2016-10-11 | 2018-04-19 | 株式会社プロテックエンジニアリング | Permeation-type trapping structure |
| JP7001507B2 (en) * | 2018-03-16 | 2022-01-19 | 株式会社共生 | Permeation type dam and its construction method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2235558B1 (en) * | 1973-06-26 | 1981-09-25 | Thomson Brandt | |
| JPS603566B2 (en) * | 1981-01-16 | 1985-01-29 | 五洋建設株式会社 | Steel plate cell embankment body and its construction method |
-
1984
- 1984-10-23 JP JP22238584A patent/JPS61102911A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0581117U (en) * | 1992-04-07 | 1993-11-02 | 株式会社三井三池製作所 | Belt conveyor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61102911A (en) | 1986-05-21 |
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