JPS62126747U - - Google Patents
Info
- Publication number
- JPS62126747U JPS62126747U JP1317886U JP1317886U JPS62126747U JP S62126747 U JPS62126747 U JP S62126747U JP 1317886 U JP1317886 U JP 1317886U JP 1317886 U JP1317886 U JP 1317886U JP S62126747 U JPS62126747 U JP S62126747U
- Authority
- JP
- Japan
- Prior art keywords
- tube
- core tube
- vertical
- hole
- outer periphery
- 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
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 description 3
- 230000008961 swelling Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Description
第１図は本考案に係る地中ガス採取装置の一実
施例を示す縦断面図、第２図、第３図、第４図及
び第５図は夫々第１図の矢視―図、矢視―
図、矢視―図及び矢視―図、第６図及
び第７図は本考案の装置による地中ガス採取工程
を示す縦断面図、第８図は地中ガス採取部の他の
実施例を示す縦断面図である。
Ａ…芯管、Ｂ…内管、Ｃ…外管、１…沓金物、
２…縦貫孔、３…スリツト、４…膨出部、６…空
気遮断体。
FIG. 1 is a vertical cross-sectional view showing one embodiment of the underground gas extraction device according to the present invention, and FIGS. Visual
6 and 7 are vertical cross-sectional views showing the underground gas extraction process using the device of the present invention, and FIG. 8 is another embodiment of the underground gas extraction section. FIG. A... Core tube, B... Inner tube, C... Outer tube, 1... Shoe hardware,
2... Vertical hole, 3... Slit, 4... Swelling part, 6... Air barrier.
Claims (1)
縦貫孔に連通するスリツトが開口され、且つ下端
に沓金物を有する芯管と、同芯管の外周に可摺動
的に嵌装され、下端部に前記芯管のスリツト部を
掩覆する膨出部を具えた内管と、同内管の外周に
可摺動的に嵌装され、下端部には外側に指向して
彎曲し、且つ下端縁が前記内管の膨出部における
上部段部に架乗する環状の可撓性空気遮断体が配
設された外管とよりなることを特徴とする地中ガ
ス採取装置。 A core tube that has a vertical through hole for air sampling in the center, a slit that communicates with the vertical through hole at the outer periphery of the lower end, and a metal fitting at the lower end, and a core tube that is slidably fitted to the outer periphery of the concentric tube. an inner tube having a bulge portion at its lower end that covers the slit portion of the core tube; An underground gas sampling device comprising an outer pipe that is curved and has a lower edge provided with an annular flexible air barrier that rests on the upper step of the bulging part of the inner pipe. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1317886U JPH0436432Y2 (en) | 1986-02-03 | 1986-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1317886U JPH0436432Y2 (en) | 1986-02-03 | 1986-02-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62126747U true JPS62126747U (en) | 1987-08-11 |
| JPH0436432Y2 JPH0436432Y2 (en) | 1992-08-27 |
Family
ID=30801991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1317886U Expired JPH0436432Y2 (en) | 1986-02-03 | 1986-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436432Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002131197A (en) * | 2000-10-20 | 2002-05-09 | Kajima Corp | Instrument for measuring gas in ground surface layer |
| JP7144658B1 (en) * | 2022-03-08 | 2022-09-30 | 生態環境部南京環境科学研究所 | Portable sampler for taking soil gas samples |
-
1986
- 1986-02-03 JP JP1317886U patent/JPH0436432Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002131197A (en) * | 2000-10-20 | 2002-05-09 | Kajima Corp | Instrument for measuring gas in ground surface layer |
| JP7144658B1 (en) * | 2022-03-08 | 2022-09-30 | 生態環境部南京環境科学研究所 | Portable sampler for taking soil gas samples |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0436432Y2 (en) | 1992-08-27 |