JPS5953993B2 - Segment installation method for segment underground tanks - Google Patents
Segment installation method for segment underground tanksInfo
- Publication number
- JPS5953993B2 JPS5953993B2 JP55088877A JP8887780A JPS5953993B2 JP S5953993 B2 JPS5953993 B2 JP S5953993B2 JP 55088877 A JP55088877 A JP 55088877A JP 8887780 A JP8887780 A JP 8887780A JP S5953993 B2 JPS5953993 B2 JP S5953993B2
- Authority
- JP
- Japan
- Prior art keywords
- segment
- segments
- underground tank
- existing
- installation method
- 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
Links
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Description
【発明の詳細な説明】
この発明はセグメント式地下タンクの施工において地下
タンクの側壁内面に装着されるコンクリート製セグメン
トに上下方向に貫通孔を設け、既設セグメントから取付
セグメントの下端に係着される吊りアンカーを挿通し、
この吊りアンカーによってセグメントを吊上げ、保持す
ることによって、セグメントを逆巻工法により精度よく
設置し、作業能率の向上をはかったセグメント式地下タ
ンクのセグメント取付法に関する。DETAILED DESCRIPTION OF THE INVENTION In the construction of a segmented underground tank, this invention provides a vertical through hole in a concrete segment attached to the inner surface of the side wall of the underground tank, and connects the existing segment to the lower end of the mounting segment. Insert the hanging anchor,
The present invention relates to a segment installation method for a segment type underground tank in which the segments are hoisted and held by the hanging anchors, and the segments are installed with high accuracy using the reverse winding method, thereby improving work efficiency.
以下この発明による実施例を添付した図面にもとづいて
具体的に説明する。Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
第１図はこの発明による地下タンクの施工状態を示す断
面図であり、１は、地表部から逆巻工法によって、内部
の掘削の進行に伴って構築される地下外周部の壁体２の
表面に固着したセグメントであって同様に上方から施工
される。FIG. 1 is a cross-sectional view showing the construction state of the underground tank according to the present invention, and 1 is the surface of the wall 2 of the underground outer peripheral part constructed from the ground surface by the reverse winding construction method as internal excavation progresses. It is a segment that is fixed to the wall and is also constructed from above.
上記セグメント１は第２図イ５口に示す如くコンクリー
ト製であり、左右の所定位置に鋼管等が埋設されて上下
方向の貫通孔３が形成されるほか、セグメント同志の接
続のために図示しないボルト、ナツトを備えている。The above-mentioned segment 1 is made of concrete as shown in Figure 2 A5, and in addition to having steel pipes buried in predetermined positions on the left and right to form vertical through holes 3, not shown in the figure for connection between the segments. Equipped with bolts and nuts.
第３図はこの発明によるセグメント１の取付図であり、
５は地上部のクレーン、６はクレーン５のジブである。FIG. 3 is an installation diagram of segment 1 according to the present invention,
5 is a crane on the ground, and 6 is a jib of the crane 5.
７は地下タンクを施工する際に打設された連続地中壁で
あり、掘削した開口部の外周壁に形成される。7 is a continuous underground wall that is cast when constructing an underground tank, and is formed on the outer peripheral wall of the excavated opening.
また８は掘削した開口部床に鋼板９等を敷設して設置さ
れたフォークリフトであり地上のクレーン５により吊り
下げられたセグメント１を受は取り既設セグメント１の
直下部へ接近させ取付作業を行なうようになっている。In addition, 8 is a forklift installed by laying a steel plate 9 etc. on the floor of the excavated opening, and it takes the segment 1 suspended by the crane 5 on the ground and approaches directly below the existing segment 1 to perform the installation work. It looks like this.
上記クレーン５のワイヤーロープ１０端にはフック１１
が固着されており吊りアンカー１２の上端部に吊りプレ
ート１３を介して固着した吊り具１４を引っ掛けて吊り
下げるようになっている（第４図参照）。A hook 11 is attached to the end of the wire rope 10 of the crane 5.
is fixed to the upper end of the hanging anchor 12 via a hanging plate 13 to hang the hanging tool 14 (see FIG. 4).
上記吊りアンカー１２は所定位置にネジジヨイント１５
を装着して延長されセグメント１に埋設した鋼管内の貫
通孔３に挿通される。The above-mentioned hanging anchor 12 has a threaded joint 15 in a predetermined position.
is attached and extended, and inserted into the through hole 3 in the steel pipe embedded in the segment 1.
上記セグメント１の下端部は第５図に示す如く受金具１
６及び吊りアンカー１２により固定されて下方に筆べり
落ちないように吊り下げされる。The lower end of the segment 1 is connected to a receiving bracket 1 as shown in FIG.
6 and a hanging anchor 12 to suspend the pen so that it does not fall downward.
第６図は既設セグメント１の直下部に順次セグメント１
を吊り下げ取付を行なったとき、位置決めして固定する
セグメント最上段部の固定金具詳細図であり、吊りアン
カー１２が固定金具１７及び仮受プレート１８を介して
固定され下方に吊り下げたセグメント１が落下しないよ
うに保持する。Figure 6 shows segment 1 immediately below existing segment 1.
This is a detailed view of the fixing bracket at the top of the segment that is positioned and fixed when the segment 1 is hung and installed, and the hanging anchor 12 is fixed via the fixing bracket 17 and the temporary support plate 18 and is suspended downward. Hold it so that it does not fall.
上述したように構成されたセグメント取付装置における
取付順序を説明するとまず第３図に示すように地上部の
クレーン５にてセグメント１を開口部床のフォークリフ
トに載せる。To explain the mounting order in the segment mounting apparatus constructed as described above, first, as shown in FIG. 3, the segment 1 is placed on a forklift on the floor of the opening using the crane 5 on the ground.
つぎにフォークリフト８の運行によりセグメント］を取
付位置直下に移動させる。Next, by operating the forklift 8, the segment] is moved directly below the mounting position.
つぎに再び地上部クレーン５にて既に設置済セグメント
１に埋設した鋼管内の貫通孔３に吊りアンカー１２を挿
通してフォークリフト８上のセグメント１を吊り上げ状
態に固定し、巻き上げていく。Next, the above-ground crane 5 again inserts the suspension anchor 12 into the through hole 3 in the steel pipe buried in the already installed segment 1, fixes the segment 1 on the forklift 8 in a lifted state, and hoists it up.
クレーン５でセグメント１を所定の位置まで−ＦｆＩ）
上げた後地上部で個定金具１７を使用し吊りアンカー１
２を固定する。Move segment 1 to the specified position using crane 5 - FfI)
After raising it above ground, use the individual fixing fittings 17 to attach the hanging anchor 1.
Fix 2.
上記作業によりセグメント１を既設セグメント１の取付
位置に位置決めして仮固定した後、ボルト、ナツトを介
してセグメント１が既設のセグメント１に固着されるも
ので゛ある。After the segment 1 is positioned and temporarily fixed at the mounting position of the existing segment 1 through the above operations, the segment 1 is fixed to the existing segment 1 via bolts and nuts.
以上詳細に説明したようにこの発明によるセグメント取
付法によれば所定の大きさに成形されたコンクリート製
セグメントに吊りアンカーが挿通される素通孔を形成し
たので、吊りアンカーにより精度良くセグメントを既設
セグメントの下方に吊り上げて位置決めすることができ
る。As explained in detail above, according to the segment installation method according to the present invention, a clear hole through which a hanging anchor is inserted is formed in a concrete segment formed to a predetermined size, so that the existing segment can be installed with high accuracy using the hanging anchor. It can be positioned by lifting it below the segment.
従ってセグメントの取扱いが容易であり地下タンクの施
工等における開口部が深く、床より高い位置にセグメン
トを取付ける作業が簡略化できる。Therefore, the segments are easy to handle, and the work of installing the segments at a position higher than the floor with deep openings when constructing an underground tank can be simplified.
また上記重量の重いセグメントを吊り上げて所定位置に
仮固定する作業とセグメント間を固着する作業とが分離
され、作業能率が向上するなどの効果を奏する。In addition, the work of hoisting the heavy segments and temporarily fixing them in a predetermined position and the work of fixing the segments are separated, resulting in improved work efficiency.
添付した図面は、この発明による実施例を示すものであ
り、第１図は地下タンクの施工状態を示す断面図、第２
図イ５口はセグメントの正面図及び上面図、第３図はセ
グメントの取付法を示す説明図、第４図は吊りプレート
部の説明図、第５図は受金具の説明図、第６図は固定金
具の説明図である。
１・・・・・・セグメント、３・・・・・・貫通孔、５
・・・・・・クレーン、８・・・・・・フォークリフト
、１２・・・・・・吊りアンカー、１３・・・・・・プ
レートト、１５・・・・・・ネジジヨイント、１６・・
・・・・受金具、１７・・・・・・固定金具。The attached drawings show an embodiment according to the present invention, and FIG. 1 is a sectional view showing the construction state of an underground tank, and FIG.
Figure A5 is a front view and top view of the segment, Figure 3 is an explanatory diagram showing how to attach the segment, Figure 4 is an explanatory diagram of the hanging plate part, Figure 5 is an explanatory diagram of the bracket, and Figure 6 is an explanatory diagram of the hanging plate. is an explanatory diagram of a fixing metal fitting. 1...Segment, 3...Through hole, 5
... Crane, 8 ... Forklift, 12 ... Hanging anchor, 13 ... Plate, 15 ... Screw joint, 16 ...
...Bracket, 17...Fixing metal fitting.
Claims (1)
メントの左右所定位置に鋼管等を埋設して貫通孔を形成
し、地下タンクの外周壁に既設したセグメントの貫通孔
より吊りアンカーを挿通して下方に固着するセグメント
を吊り上げ、既設セグメントの頂部に吊りアンカーを支
持させた状態で既設セグメントの下方に接続させ、上下
のセグメントを結合して仮固定した後、外周壁の下方へ
の構築に伴って、上記新設セグメントを一体に固着する
ことを特徴とするセグメント式地下タンクのセグメント
取付法。1. In the construction of a segment type underground tank, steel pipes, etc. are buried at predetermined positions on the left and right sides of the above segments to form through holes, and hanging anchors are inserted through the through holes of the existing segments on the outer peripheral wall of the underground tank and fixed downward. Lift up the existing segment, connect it to the lower part of the existing segment with a suspension anchor supported at the top of the existing segment, connect the upper and lower segments and temporarily fix them, and then as the outer peripheral wall is constructed downward, A segment installation method for a segment-type underground tank characterized by fixing the newly installed segments together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55088877A JPS5953993B2 (en) | 1980-06-30 | 1980-06-30 | Segment installation method for segment underground tanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP55088877A JPS5953993B2 (en) | 1980-06-30 | 1980-06-30 | Segment installation method for segment underground tanks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5715775A JPS5715775A (en) | 1982-01-27 |
| JPS5953993B2 true JPS5953993B2 (en) | 1984-12-27 |
Family
ID=13955224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55088877A Expired JPS5953993B2 (en) | 1980-06-30 | 1980-06-30 | Segment installation method for segment underground tanks |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5953993B2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS613176U (en) * | 1984-06-14 | 1986-01-10 | トヨタ自動車株式会社 | Automobile front side structure |
| JP3634892B2 (en) * | 1995-03-30 | 2005-03-30 | 株式会社名南製作所 | Veneer veneer lifting device |
| US5653430A (en) * | 1995-10-10 | 1997-08-05 | Meinan Machinery Works, Inc. | Veneer hoisting apparatus |
| JP4964032B2 (en) * | 2007-06-14 | 2012-06-27 | 鹿島建設株式会社 | Side wall and method for constructing side wall |
| CN107187760B (en) * | 2017-06-23 | 2019-01-22 | 武汉一冶钢结构有限责任公司 | Sectional method of the earthing formula storage tank in sand bed |
-
1980
- 1980-06-30 JP JP55088877A patent/JPS5953993B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5715775A (en) | 1982-01-27 |
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