JPH0346597U - - Google Patents
Info
- Publication number
- JPH0346597U JPH0346597U JP10834489U JP10834489U JPH0346597U JP H0346597 U JPH0346597 U JP H0346597U JP 10834489 U JP10834489 U JP 10834489U JP 10834489 U JP10834489 U JP 10834489U JP H0346597 U JPH0346597 U JP H0346597U
- Authority
- JP
- Japan
- Prior art keywords
- connecting pin
- small
- shaft
- diameter pipe
- seal connecting
- 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
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
Description
図面はこの考案の一実施例を示し、第１図は小
口径管推進機の説明図、第２図は駆動装置の一部
切欠側面図、第３図はシール連結ピン付近の拡大
断面図、第４図イないしホは作用説明図である。
２……小口径管、３……発進立坑、４……推進
装置、５……パイロツトヘツド、６……排土装置
、６ｃ……スクリユウ軸、７……駆動装置、７ａ
……駆動軸、９……シール連結ピン、９ａ……頭
部、９ｄ……フランジ、１３……係止手段、１３
ａ……ストツパ。
The drawings show one embodiment of this invention; Fig. 1 is an explanatory diagram of a small diameter tube propulsion machine, Fig. 2 is a partially cutaway side view of the drive device, Fig. 3 is an enlarged sectional view of the vicinity of the seal connecting pin, Figures 4A to 4E are explanatory diagrams of the operation. 2...Small diameter pipe, 3...Starting shaft, 4...Propulsion device, 5...Pilot head, 6...Earth removal device, 6c...Screw shaft, 7...Driving device, 7a
... Drive shaft, 9 ... Seal connection pin, 9a ... Head, 9d ... Flange, 13 ... Locking means, 13
a...stoppa.
Claims (1)
地中へ小口径管２を推進させ、小口径管２の先端
に装着したパイロツトヘツド５により掘削した土
砂を小口径管内に設けた排土装置６により排出す
る小口径管推進装置において、上記排土装置６の
スクリユウ軸６ｃを駆動すべく発進立坑３内に設
置された駆動装置７の駆動軸７ａとスクリユウ軸
６ｃを連結するカツプリング１２に設けられたシ
ール連結ピン９の近傍に、該シール連結ピン９の
抜け止めを行う係止手段１３を設けてなる小口径
管推進機におけシール連結ピンの抜け止め装置。 (2) 上記係止手段をシール連結ピン９の頭部９
ａに突設されたフランジ９ｄを係止するストツパ
１３ａにより構成してなる請求項(1)記載のシー
ル連結ピンの抜け止め装置。[Scope of Claim for Utility Model Registration] (1) A small-diameter pipe 2 is propelled underground by a propulsion device 4 installed in a starting shaft 3, and a pilot head 5 attached to the tip of the small-diameter pipe 2 excavates earth and sand. In a small-diameter pipe propulsion device that discharges soil by an earth removal device 6 installed in a small-diameter pipe, a drive shaft 7a of a drive device 7 installed in the starting shaft 3 and a screw shaft are installed in the starting shaft 3 to drive the screw shaft 6c of the earth removal device 6. To prevent the seal connecting pin from coming off in a small diameter tube propulsion machine, which is provided with a locking means 13 for preventing the seal connecting pin 9 from coming off in the vicinity of the seal connecting pin 9 provided on the coupling ring 12 that connects the shaft 6c. Device. (2) Seal the locking means on the head 9 of the connecting pin 9.
The seal connecting pin retaining device according to claim 1, comprising a stopper 13a that locks the flange 9d projecting from the seal connecting pin 9d.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10834489U JPH0346597U (en) | 1989-09-18 | 1989-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10834489U JPH0346597U (en) | 1989-09-18 | 1989-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0346597U true JPH0346597U (en) | 1991-04-30 |
Family
ID=31656985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10834489U Pending JPH0346597U (en) | 1989-09-18 | 1989-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004513384A (en) * | 2000-10-31 | 2004-04-30 | シカ コーポレーション | Expandable synthetic resin baffle with magnetic attachment |
-
1989
- 1989-09-18 JP JP10834489U patent/JPH0346597U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004513384A (en) * | 2000-10-31 | 2004-04-30 | シカ コーポレーション | Expandable synthetic resin baffle with magnetic attachment |
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