JPS58160989U - turbo drill - Google Patents

turbo drill

Info

Publication number
JPS58160989U
JPS58160989U JP5679582U JP5679582U JPS58160989U JP S58160989 U JPS58160989 U JP S58160989U JP 5679582 U JP5679582 U JP 5679582U JP 5679582 U JP5679582 U JP 5679582U JP S58160989 U JPS58160989 U JP S58160989U
Authority
JP
Japan
Prior art keywords
turbine
chamber
piston
main body
turbo drill
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
Application number
JP5679582U
Other languages
Japanese (ja)
Inventor
梶川 政右衛門
大田 章夫
Original Assignee
株式会社小松製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社小松製作所 filed Critical 株式会社小松製作所
Priority to JP5679582U priority Critical patent/JPS58160989U/en
Publication of JPS58160989U publication Critical patent/JPS58160989U/en
Pending legal-status Critical Current

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  • 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

【図面の簡単な説明】[Brief explanation of drawings]

第1図は従来のターボドリルの断面図、第2図はこの考
案の一実施例を示すターボドリルの断面図、第3図は第
2図■円内の拡大図、第4図は他の実施例を示す説明図
である。 1は本体、1aは透孔、2はタービン、3は軸受け、4
は駆動軸、5はビット1.7はアニユラス1.8はピス
トン、9はオイルリザーバ室、11は室、13はシール
部材。
Fig. 1 is a cross-sectional view of a conventional turbo drill, Fig. 2 is a cross-sectional view of a turbo drill showing an embodiment of this invention, Fig. 3 is an enlarged view of the area in the circle in Fig. 2, and Fig. 4 is a cross-sectional view of another turbo drill. It is an explanatory view showing an example. 1 is the main body, 1a is the through hole, 2 is the turbine, 3 is the bearing, 4
5 is a drive shaft, 5 is a bit 1.7, an annulus 1.8 is a piston, 9 is an oil reservoir chamber, 11 is a chamber, and 13 is a sealing member.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] タービン2の回転を本体1先端のピット5へ伝達する駆
動軸4を支承する軸受け3の上方にピストン8により区
割されたオイルリザーバ室9を、またピストン8の上方
にタービン2を駆動した汚水の一部が浸入する室11を
設けたものにおいて、上記室11を本体1に設けた透孔
1aを介してアニユラス7に連通させると共に、上記室
11の上方にタービン2側から流入する汚水を制限する
シール部材13を設けてなるターボドリル。
Above the bearing 3 that supports the drive shaft 4 that transmits the rotation of the turbine 2 to the pit 5 at the tip of the main body 1 is an oil reservoir chamber 9 divided by a piston 8, and above the piston 8 is the waste water that drove the turbine 2. In this device, the chamber 11 is communicated with the annulus 7 through the through hole 1a provided in the main body 1, and the sewage flowing into the upper part of the chamber 11 from the turbine 2 side is prevented. A turbo drill provided with a restricting seal member 13.
JP5679582U 1982-04-21 1982-04-21 turbo drill Pending JPS58160989U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5679582U JPS58160989U (en) 1982-04-21 1982-04-21 turbo drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5679582U JPS58160989U (en) 1982-04-21 1982-04-21 turbo drill

Publications (1)

Publication Number Publication Date
JPS58160989U true JPS58160989U (en) 1983-10-26

Family

ID=30067296

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5679582U Pending JPS58160989U (en) 1982-04-21 1982-04-21 turbo drill

Country Status (1)

Country Link
JP (1) JPS58160989U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5030562A (en) * 1973-07-17 1975-03-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5030562A (en) * 1973-07-17 1975-03-26

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