JPH01110337U - - Google Patents
Info
- Publication number
- JPH01110337U JPH01110337U JP464988U JP464988U JPH01110337U JP H01110337 U JPH01110337 U JP H01110337U JP 464988 U JP464988 U JP 464988U JP 464988 U JP464988 U JP 464988U JP H01110337 U JPH01110337 U JP H01110337U
- Authority
- JP
- Japan
- Prior art keywords
- pressure gauge
- strainer
- water pressure
- pore water
- switching valve
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の一実施例を示す側断面図、第
２図は通常状態での第１図Ｘ―Ｘ線に沿つた切断
平面図、第３図は間隙水圧計の保守・交換時の状
態を示す同上切断平面図、第４図は従来の間隙水
圧計を備えたシールド掘進機の側断面図、第５図
は従来の間隙水圧計取付構造を示す側断面図であ
る。
２……シールド本体、３……隔壁、４……掘削
土砂室、５……シールド機内、６……間隙水圧計
、７……ケース、１１……ストレーナ、１５……
切換弁、１６……洗浄用注水口。
Figure 1 is a side sectional view showing an embodiment of the present invention, Figure 2 is a plan view cut along the line X--X in Figure 1 under normal conditions, and Figure 3 is during maintenance/replacement of the pore water pressure gauge. FIG. 4 is a side sectional view of a shield excavator equipped with a conventional pore water pressure gauge, and FIG. 5 is a side sectional view showing a conventional pore water pressure gauge mounting structure. 2... Shield body, 3... Bulkhead, 4... Excavation earth chamber, 5... Inside shield machine, 6... Pore water pressure gauge, 7... Case, 11... Strainer, 15...
Switching valve, 16...Cleaning water inlet.
Claims (1)
着したストレーナの機内側端面と間隙水圧計を収
納したケースとの間に切換弁を設け、この切換弁
により、ストレーナから間隙水圧計に至る水路と
洗浄用注水口からストレーナに至る水路の切換が
できるようにしたシールド掘進機の間隙水圧計取
付構造。 A switching valve is provided between the inboard end surface of the strainer attached to the through hole in the bulkhead or outer peripheral wall of the shield body and the case housing the pore water pressure gauge, and this switching valve connects the water passage from the strainer to the pore water pressure gauge and cleaning. A pore water pressure gauge mounting structure for a shield excavator that allows switching of the water channel from the water inlet to the strainer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP464988U JPH01110337U (en) | 1988-01-20 | 1988-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP464988U JPH01110337U (en) | 1988-01-20 | 1988-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01110337U true JPH01110337U (en) | 1989-07-25 |
Family
ID=31207347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP464988U Pending JPH01110337U (en) | 1988-01-20 | 1988-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01110337U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013060731A (en) * | 2011-09-13 | 2013-04-04 | Civil Engineering Research Laboratory | Survey instrument for measuring pore water pressure |
| JP2021107656A (en) * | 2019-12-27 | 2021-07-29 | 日立造船株式会社 | Shield excavator and method for determining sediment properties of shield excavator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526461A (en) * | 1978-08-16 | 1980-02-25 | Babcock Hitachi Kk | Pressure detection unit |
-
1988
- 1988-01-20 JP JP464988U patent/JPH01110337U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5526461A (en) * | 1978-08-16 | 1980-02-25 | Babcock Hitachi Kk | Pressure detection unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013060731A (en) * | 2011-09-13 | 2013-04-04 | Civil Engineering Research Laboratory | Survey instrument for measuring pore water pressure |
| JP2021107656A (en) * | 2019-12-27 | 2021-07-29 | 日立造船株式会社 | Shield excavator and method for determining sediment properties of shield excavator |
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