JPS61202581U - - Google Patents
Info
- Publication number
- JPS61202581U JPS61202581U JP8484085U JP8484085U JPS61202581U JP S61202581 U JPS61202581 U JP S61202581U JP 8484085 U JP8484085 U JP 8484085U JP 8484085 U JP8484085 U JP 8484085U JP S61202581 U JPS61202581 U JP S61202581U
- Authority
- JP
- Japan
- Prior art keywords
- hollow cylinder
- sleeve
- packing body
- hollow
- wall surface
- 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
- 238000012856 packing Methods 0.000 claims description 6
- 239000011435 rock Substances 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Earth Drilling (AREA)
Description
第１図は本考案にかかるロツクパツカーの断面
図、第２図は増掘後の井戸に取り付けた場合を示
す断面状態の概略図である。
１……中空シリンダ、２……スリーブ、２ｂ…
…外壁面、３……パツキング体、３ａ，３ｂ……
傾斜端部、４ａ，４ｂ……内壁面、５……スリー
ブ体、５ａ……外壁面、６……クラツチ体、７…
…ガイド孔、８……ロツク孔、９……ロツクピン
。
FIG. 1 is a sectional view of the rock packer according to the present invention, and FIG. 2 is a schematic sectional view of the rock packer installed in a well after drilling. 1...Hollow cylinder, 2...Sleeve, 2b...
...Outer wall surface, 3... Packing body, 3a, 3b...
Inclined end portion, 4a, 4b...Inner wall surface, 5...Sleeve body, 5a...Outer wall surface, 6...Clutch body, 7...
...Guide hole, 8...Lock hole, 9...Lock pin.
Claims (1)
られた中空シリンダと、該中空シリンダに貫嵌さ
れるパツキング体と、該パツキング体の終端部に
続けて中空シリンダに貫嵌されるスリーブ体と、
該スリーブ体の終端部に続けて中空シリンダに嵌
挿される両端が開口された中空のクラツチ体とか
らなり、上記パツキング体は両端部の内壁面が夫
々口縁に向かつて末広がりに傾斜され、中空シリ
ンダのスリーブおよびスリーブ体の各内側外壁面
がパツキング体の上記傾斜端部に対応するよう末
広がりに傾斜され、中空シリンダの反基端部側の
対向壁面にガイド孔が斜設されるとともに、該ガ
イド孔に連続してロツク孔が設けられ、クラツチ
体の基端部の内壁面に突出されたロツクピンがパ
ツキング体を膨出させるべく、ロツク孔に係合さ
れることを特徴とするロツクパツカー。 A hollow cylinder with both ends open and a sleeve provided at the proximal end, a packing body that is fitted through the hollow cylinder, and a sleeve body that is fitted through the hollow cylinder following the terminal end of the packing body. ,
Continuing from the terminal end of the sleeve body, there is a hollow clutch body with both ends open, which is fitted into a hollow cylinder, and the packing body has inner wall surfaces at both ends inclined to widen toward the mouth edge, and is hollow. Each inner outer wall surface of the sleeve of the cylinder and the sleeve body is inclined to widen toward the end so as to correspond to the above-mentioned inclined end of the packing body, and a guide hole is obliquely provided on the opposing wall surface on the side opposite to the proximal end of the hollow cylinder. A lock packer characterized in that a lock hole is provided continuously to the guide hole, and a lock pin protruding from the inner wall surface of the proximal end of the clutch body is engaged with the lock hole in order to bulge the packing body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8484085U JPH0242798Y2 (en) | 1985-06-05 | 1985-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8484085U JPH0242798Y2 (en) | 1985-06-05 | 1985-06-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61202581U true JPS61202581U (en) | 1986-12-19 |
| JPH0242798Y2 JPH0242798Y2 (en) | 1990-11-14 |
Family
ID=30634688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8484085U Expired JPH0242798Y2 (en) | 1985-06-05 | 1985-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0242798Y2 (en) |
-
1985
- 1985-06-05 JP JP8484085U patent/JPH0242798Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0242798Y2 (en) | 1990-11-14 |