JPH0372994U - - Google Patents
Info
- Publication number
- JPH0372994U JPH0372994U JP13396089U JP13396089U JPH0372994U JP H0372994 U JPH0372994 U JP H0372994U JP 13396089 U JP13396089 U JP 13396089U JP 13396089 U JP13396089 U JP 13396089U JP H0372994 U JPH0372994 U JP H0372994U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- freezing
- main body
- hydraulic cylinder
- outer tube
- 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.)
- Granted
Links
- 239000012267 brine Substances 0.000 claims description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 2
- 230000008014 freezing Effects 0.000 claims 4
- 238000007710 freezing Methods 0.000 claims 4
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Description
第１図は本考案の凍結管の一実施例を示す断面
図、第２図は本考案の凍結管の使用状態の一例を
示す概要図、第３図はトンネル施工における地中
接合工事の概要図、第４図は従来の凍結管の一例
を示す断面図である。
１……外管、２……内管、４……ブライン、６
……凍結管本体、７……油圧シリンダ、８……ピ
ストン、１５……地山。
Figure 1 is a cross-sectional view showing one embodiment of the frozen pipe of the present invention, Figure 2 is a schematic diagram showing an example of the usage state of the frozen pipe of the present invention, and Figure 3 is an overview of underground joint work in tunnel construction. FIG. 4 is a sectional view showing an example of a conventional cryotube. 1...Outer tube, 2...Inner tube, 4...Brine, 6
...Frozen pipe body, 7...Hydraulic cylinder, 8...Piston, 15...Ground.
Claims (1)
内管を同心状に挿入し、冷却したブラインを内管
より外管内へ流出させて該外管の内壁に沿い流す
ようにした二重管構造の凍結管本体を構成し、該
凍結管本体を油圧シリンダのピストンロツドとし
て油圧シリンダ摺動自在に貫通させ、且つ上記凍
結管本体の外周部にピストンを固定してなること
を特徴とする凍結管。 An inner tube is inserted concentrically into an outer tube that has a closed end and an opening at its proximal end, and cooled brine flows from the inner tube into the outer tube and flows along the inner wall of the outer tube. A freezing device comprising a freezing tube main body having a tubular structure, a hydraulic cylinder slidably passing through the freezing tube main body as a piston rod of a hydraulic cylinder, and a piston fixed to the outer periphery of the freezing tube main body. tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13396089U JPH077433Y2 (en) | 1989-11-20 | 1989-11-20 | Freeze tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13396089U JPH077433Y2 (en) | 1989-11-20 | 1989-11-20 | Freeze tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0372994U true JPH0372994U (en) | 1991-07-23 |
| JPH077433Y2 JPH077433Y2 (en) | 1995-02-22 |
Family
ID=31681341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13396089U Expired - Lifetime JPH077433Y2 (en) | 1989-11-20 | 1989-11-20 | Freeze tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH077433Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016160717A (en) * | 2015-03-05 | 2016-09-05 | 西松建設株式会社 | Freezing method and freezing device of shield tunnel construction |
| CN108843336A (en) * | 2018-07-02 | 2018-11-20 | 中国铁建重工集团有限公司 | Development machine, development machine cutterhead and cutter replacing method |
| JP2020041407A (en) * | 2018-09-05 | 2020-03-19 | 前田建設工業株式会社 | Water stop device and water stop method |
-
1989
- 1989-11-20 JP JP13396089U patent/JPH077433Y2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016160717A (en) * | 2015-03-05 | 2016-09-05 | 西松建設株式会社 | Freezing method and freezing device of shield tunnel construction |
| CN108843336A (en) * | 2018-07-02 | 2018-11-20 | 中国铁建重工集团有限公司 | Development machine, development machine cutterhead and cutter replacing method |
| CN108843336B (en) * | 2018-07-02 | 2024-02-02 | 中国铁建重工集团股份有限公司 | Heading machine, heading machine cutterhead and cutter changing method |
| JP2020041407A (en) * | 2018-09-05 | 2020-03-19 | 前田建設工業株式会社 | Water stop device and water stop method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH077433Y2 (en) | 1995-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |