JPS58129981U - earth drill kellyba - Google Patents
earth drill kellybaInfo
- Publication number
- JPS58129981U JPS58129981U JP2598682U JP2598682U JPS58129981U JP S58129981 U JPS58129981 U JP S58129981U JP 2598682 U JP2598682 U JP 2598682U JP 2598682 U JP2598682 U JP 2598682U JP S58129981 U JPS58129981 U JP S58129981U
- Authority
- JP
- Japan
- Prior art keywords
- lever
- keel
- earth drill
- kellyba
- kelly
- 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
Landscapes
- Earth Drilling (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図はアースドリル機の正面図、第２図は従来のケリ
ーバの断面図、第３図は従来のケリーバで掘削中の説明
図、第４図乃至第７図は本考案の一実施例を示すもので
、第４図はストッパの正面図、第５図は第４図の■−■
断面図、第６図はインナケリーバの要部断面図、第７図
はケリーバの組立てた状態を示す断面図である。
４は回転駆動装置、６はケリーバ、７はスイベルジヨイ
ント、８はケリーローズ、１１はアクタケリーバ、１２
はセカンドケリーバ、１３はインナケリーバ、２１は案
内部、３０はストッパ、３７は固定ピン、３９は端面、
４０は下端面である。
−豪６図 −稍
麦３図Fig. 1 is a front view of an earth drill machine, Fig. 2 is a cross-sectional view of a conventional Kerry bar, Fig. 3 is an explanatory diagram of drilling with a conventional Kerry bar, and Figs. 4 to 7 are an embodiment of the present invention. Fig. 4 is a front view of the stopper, and Fig. 5 shows ■-■ in Fig. 4.
FIG. 6 is a sectional view of a main part of the inner kelly lever, and FIG. 7 is a sectional view showing the assembled state of the inner kelly lever. 4 is a rotary drive device, 6 is a kely bar, 7 is a swivel joint, 8 is a kelly rose, 11 is an acta kelly bar, 12
13 is a second kelly lever, 21 is a guide portion, 30 is a stopper, 37 is a fixing pin, 39 is an end surface,
40 is a lower end surface. -Australian map 6 -Kenmugi map 3
Claims (1)
りなるアースドリルのケリーバにおいて、セカンドケリ
、−バの下端部に設けたインナケリーバをガイドする案
内部の端面に当接するストッパを、前記インナケリーバ
の上端突出部に着暖可能に係止したことを特徴とするア
ースドリルのケリーノく。In an earth drill keel bar consisting of an inner keel lever, a second keel lever, and an outer kelly lever, a stopper that comes into contact with the end surface of a guide part that guides the inner kelly lever provided at the lower end of the second keel lever can be heated on the upper end protrusion of the inner keel lever. A type of earth drill that is characterized by its locking feature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2598682U JPS58129981U (en) | 1982-02-25 | 1982-02-25 | earth drill kellyba |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2598682U JPS58129981U (en) | 1982-02-25 | 1982-02-25 | earth drill kellyba |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58129981U true JPS58129981U (en) | 1983-09-02 |
| JPS6233826Y2 JPS6233826Y2 (en) | 1987-08-29 |
Family
ID=30037935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2598682U Granted JPS58129981U (en) | 1982-02-25 | 1982-02-25 | earth drill kellyba |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58129981U (en) |
-
1982
- 1982-02-25 JP JP2598682U patent/JPS58129981U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6233826Y2 (en) | 1987-08-29 |
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