JPH0332700U - - Google Patents
Info
- Publication number
- JPH0332700U JPH0332700U JP9157589U JP9157589U JPH0332700U JP H0332700 U JPH0332700 U JP H0332700U JP 9157589 U JP9157589 U JP 9157589U JP 9157589 U JP9157589 U JP 9157589U JP H0332700 U JPH0332700 U JP H0332700U
- Authority
- JP
- Japan
- Prior art keywords
- formwork
- units
- tunnel
- lining
- formwork units
- 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
- 238000009415 formwork Methods 0.000 claims description 10
Description
第１図ないし第３図はこの考案を方形断面トン
ネルに適用した例を示すもので、第１図は方形断
面トンネルに覆工用型枠を設置した状態の正断面
図、第２図はその側面図、第３図は型枠ユニツト
の斜視図、第４図はこの考案を馬蹄形断面トンネ
ルに適用した例を示す正断面図、第５図はこの考
案の別実施例を示す正断面図である。
１……トンネル、２……覆工用型枠、３……開
口部、４……型枠ユニツト、４ａ……堰板、４ｂ
……桁板、４ｃ……ピース間接合板、４ｄ……切
欠部、４ｅ，４ｆ……ボルト孔、６……ボルト、
１０……シールド掘削機、１１……ジヤツキ、Ｃ
……コンクリート、Ｄ……厚さ寸法、Ｓ……間隙
。
Figures 1 to 3 show an example in which this invention is applied to a square-section tunnel. Figure 1 is a front cross-sectional view of a square-section tunnel with lining formwork installed, and Figure 2 is a cross-sectional view of the square-section tunnel with lining formwork installed. 3 is a perspective view of the formwork unit, FIG. 4 is a front sectional view showing an example in which this invention is applied to a horseshoe-shaped tunnel, and FIG. 5 is a front sectional view showing another embodiment of this invention. be. 1... Tunnel, 2... Formwork for lining, 3... Opening, 4... Formwork unit, 4a... Weir board, 4b
...Girder plate, 4c...Joining plate between pieces, 4d...Notch, 4e, 4f...Bolt hole, 6...Bolt,
10...Shield excavator, 11...Jayatsuki, C
...Concrete, D...Thickness dimension, S...Gap.
Claims (1)
トを打設する際に用いられる型枠であつて、複数
の型枠ユニツトを周方向に組み立てて構成され、
かつ、キー型枠を除く他の型枠ユニツトは互いに
求心方向に分割された形態とされ、それら型枠ユ
ニツトの桁材が互いに円形断面の開口部を形成す
ることを特徴とする覆工用型枠。 A formwork used when pouring concrete for lining between the inner wall surface of a tunnel, which is constructed by assembling a plurality of formwork units in the circumferential direction,
Further, the formwork units other than the key formwork are divided centripetally from each other, and the girders of these formwork units mutually form an opening with a circular cross section. frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9157589U JPH0332700U (en) | 1989-08-03 | 1989-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9157589U JPH0332700U (en) | 1989-08-03 | 1989-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0332700U true JPH0332700U (en) | 1991-03-29 |
Family
ID=31641049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9157589U Pending JPH0332700U (en) | 1989-08-03 | 1989-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0332700U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6452997A (en) * | 1987-08-25 | 1989-03-01 | Tokyu Kensetsu Kk | Lining formwork for tunnel |
-
1989
- 1989-08-03 JP JP9157589U patent/JPH0332700U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6452997A (en) * | 1987-08-25 | 1989-03-01 | Tokyu Kensetsu Kk | Lining formwork for tunnel |
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