JPS5825332U - double pipe padska - Google Patents
double pipe padskaInfo
- Publication number
- JPS5825332U JPS5825332U JP11883581U JP11883581U JPS5825332U JP S5825332 U JPS5825332 U JP S5825332U JP 11883581 U JP11883581 U JP 11883581U JP 11883581 U JP11883581 U JP 11883581U JP S5825332 U JPS5825332 U JP S5825332U
- Authority
- JP
- Japan
- Prior art keywords
- tube structure
- annular body
- double pipe
- inner tube
- 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.)
- Pending
Links
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係る二重管パツカの第１実施例を示す
縦断面図、第２図はノズル部としての内管支持部を示す
斜視図、第３図は本考案の第ｉ実施例を示す要部側面図
、第４図は本考案の第３実施例を示す要部断面図である
。・
１・・・二重管パッカ、２・・・掘削用ビット、３・・
・二重管ボーリングロッド、４・・・外管スリーブ、５
・・・下部外管、６・・・上部外管、７． ７Ａ、
７Ｂ・・・弾性環状体、８・・−内管、９・・・下部内
管、１０・・・上部内管、１１Ａ、 １１Ｂ、 Ｉ
ＩＣ・・・内管支持部、１２・・・連結スリーブ、１
３・・・二液混合室、１４・・・貫通穴、１５・・・流
量絞り穴、２０・・・ゴム、２１・・・スプリング、２
２・・・スチールボール。Fig. 1 is a longitudinal cross-sectional view showing a first embodiment of the double pipe packer according to the present invention, Fig. 2 is a perspective view showing an inner pipe support part as a nozzle part, and Fig. 3 is an i-th embodiment of the present invention. FIG. 4 is a side view of a main part showing an example, and FIG. 4 is a sectional view of a main part showing a third embodiment of the present invention.・ 1...Double pipe packer, 2...Drilling bit, 3...
・Double tube boring rod, 4...outer tube sleeve, 5
. . . lower outer tube, 6. upper outer tube, 7. 7A,
7B...Elastic annular body, 8...-inner tube, 9...lower inner tube, 10...upper inner tube, 11A, 11B, I
IC...Inner tube support part, 12...Connection sleeve, 1
3...Two-liquid mixing chamber, 14...Through hole, 15...Flow rate restricting hole, 20...Rubber, 21...Spring, 2
2...Steel ball.
Claims (3)
管構造体の外周の少くとも一部を環状に囲む如く弾性環
状体を設け、前記外管構造体に前記弾性環状体背面に開
口する貫通穴を形成するとともに、該貫通穴よりも先端
寄り位置に前記外管構造体と内管構造体との間を通過す
る流量を絞るノズル部を設けたことを特徴とする二重管
パツカ。(1) Inner tube structure of the outer tube structure: An elastic annular body is provided to support the inner tube structure and annularly surround at least a part of the outer periphery of the outer tube structure; The annular body is characterized by forming a through hole opening on the back surface thereof, and providing a nozzle portion at a position closer to the tip than the through hole for restricting the flow rate passing between the outer tube structure and the inner tube structure. A double tube patch.
は埋込んだものである実用新案登録請求の範囲第１項記
載の二重管パツカ。(2) The double pipe packer according to claim 1, wherein the elastic annular body has a spring wrapped around or embedded in a rubber surface.
のである実用新案登録請求の範囲第１項記載の二重管パ
ツカ。(3) The double pipe packer according to claim 1, wherein the elastic annular body is a rubber surface provided with an anti-friction material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11883581U JPS5825332U (en) | 1981-08-12 | 1981-08-12 | double pipe padska |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11883581U JPS5825332U (en) | 1981-08-12 | 1981-08-12 | double pipe padska |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5825332U true JPS5825332U (en) | 1983-02-17 |
Family
ID=29912935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11883581U Pending JPS5825332U (en) | 1981-08-12 | 1981-08-12 | double pipe padska |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5825332U (en) |
-
1981
- 1981-08-12 JP JP11883581U patent/JPS5825332U/en active Pending
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