JPH01147098U - - Google Patents
Info
- Publication number
- JPH01147098U JPH01147098U JP4031488U JP4031488U JPH01147098U JP H01147098 U JPH01147098 U JP H01147098U JP 4031488 U JP4031488 U JP 4031488U JP 4031488 U JP4031488 U JP 4031488U JP H01147098 U JPH01147098 U JP H01147098U
- Authority
- JP
- Japan
- Prior art keywords
- main girder
- segment
- plate
- construction method
- shield construction
- 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
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Description
第１図は従来のセグメントの斜視図、第２図は
従来のセグメントの一部断面図、第３図ａは本考
案のセグメントに推力伝達用油圧ジヤツキを取付
けた実施例の斜視図、第３図ｂは推力伝達用油圧
ジヤツキ機構の説明図、第４図ａは本考案のセグ
メントに推力伝達用ネジジヤツキを取つけた実施
例の斜視図、第４図ｂは推力伝達用ネジジヤツキ
の断面図、第５図は本考案のセグメントの実施例
の斜視図である。
１……従来の縦リブ、２……スキンプレート、
３……主桁、３―１……受圧面、４……継手板、
５……推力伝達部材、６……荷重伝達部材、７…
…Ｌ形部材、７―１……空洞、８……推力伝達用
油圧ジヤツキ、８―２……可動ロツド、８―３…
…固定ロツド、８―４……先端ロツド、９……油
圧ポンプ、１０……油圧ホース、１１……油圧計
、１２……調整ロツド、１３……推力伝達用ネジ
ジヤツキ、１４……めねじ、１５……雄ねじロツ
ド、１６……調整ロツド、１７……ジヤツキ持着
用突起、１７―１……突起挿入口、１８……荷重
伝達用リブ。
FIG. 1 is a perspective view of a conventional segment, FIG. 2 is a partial sectional view of a conventional segment, FIG. Figure b is an explanatory diagram of the thrust transmission hydraulic jack mechanism, Figure 4a is a perspective view of an embodiment of the present invention in which a thrust transmission screw is attached to the segment, and Figure 4b is a sectional view of the thrust transmission screw. FIG. 5 is a perspective view of an embodiment of the segment of the present invention. 1... Conventional vertical rib, 2... Skin plate,
3...Main girder, 3-1...Pressure receiving surface, 4...Joint plate,
5... Thrust transmission member, 6... Load transmission member, 7...
...L-shaped member, 7-1...Cavity, 8...Hydraulic jack for thrust transmission, 8-2...Movable rod, 8-3...
... Fixed rod, 8-4 ... Tip rod, 9 ... Hydraulic pump, 10 ... Hydraulic hose, 11 ... Oil pressure gauge, 12 ... Adjustment rod, 13 ... Thrust transmission screw jack, 14 ... Female thread, 15...Male thread rod, 16...Adjustment rod, 17...Judge holding protrusion, 17-1...Protrusion insertion port, 18...Load transmission rib.
Claims (1)
つて、左右両側面が円弧状をなす板状の主桁３と
、該主桁３の両端面を連結する継手板４によつて
矩形状の枠体に形成すると共に、受圧面３―１側
に張付けたスキンプレート２と該枠体内側に縦横
に交叉して固定した荷重伝達用リブ１３とを、主
桁３及継手板４と共に１体構造として形成したセ
グメントであつて、前記主桁３の両内側面には推
力伝達用ジヤツキを着脱自在に持着しうる複数個
のジヤツキ持着用突起１７を有することを特徴と
するシールド工法用セグメント。 It is a steel segment used in the shield construction method, and has a rectangular frame formed by a plate-shaped main girder 3 whose left and right sides are arcuate, and a joint plate 4 that connects both end surfaces of the main girder 3. At the same time, the skin plate 2 attached to the pressure receiving surface 3-1 side and the load transmitting ribs 13 fixed to the inside of the frame in a vertical and horizontal manner are integrated together with the main girder 3 and the joint plate 4. A segment for shield construction method, characterized in that the segment has a plurality of jack holding protrusions 17 on both inner surfaces of the main girder 3 to which jacks for thrust transmission can be detachably held.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4031488U JPH01147098U (en) | 1988-03-29 | 1988-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4031488U JPH01147098U (en) | 1988-03-29 | 1988-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147098U true JPH01147098U (en) | 1989-10-11 |
Family
ID=31266785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4031488U Pending JPH01147098U (en) | 1988-03-29 | 1988-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009161988A (en) * | 2008-01-07 | 2009-07-23 | Ohbayashi Corp | Steel segment and construction method for shield tunnel |
-
1988
- 1988-03-29 JP JP4031488U patent/JPH01147098U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009161988A (en) * | 2008-01-07 | 2009-07-23 | Ohbayashi Corp | Steel segment and construction method for shield tunnel |
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