JPS5863281U - earth drill - Google Patents

earth drill

Info

Publication number
JPS5863281U
JPS5863281U JP15542381U JP15542381U JPS5863281U JP S5863281 U JPS5863281 U JP S5863281U JP 15542381 U JP15542381 U JP 15542381U JP 15542381 U JP15542381 U JP 15542381U JP S5863281 U JPS5863281 U JP S5863281U
Authority
JP
Japan
Prior art keywords
earth drill
front frame
cylinder
attached
drill body
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
Application number
JP15542381U
Other languages
Japanese (ja)
Other versions
JPS6223904Y2 (en
Inventor
竹田　孝司
Original Assignee
日立建機株式会社
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 日立建機株式会社 filed Critical 日立建機株式会社
Priority to JP15542381U priority Critical patent/JPS5863281U/en
Publication of JPS5863281U publication Critical patent/JPS5863281U/en
Application granted granted Critical
Publication of JPS6223904Y2 publication Critical patent/JPS6223904Y2/ja
Granted 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 the drawing]

第１図は従来のアースドリルの全体の側面図、第２図乃
至第４図は本考案に係るアースドリルの一実施例を示し
、第２図は全体の側面図、第３図は要部の拡大図、第４
図は第３図における■矢視図である。 １・・・クレーン本体、４・・・ケリーバ、６・・・回
転パケット、７・・・下フロントフレーム、８・・・上
フロン　　　　・トフレーム、９・・・ケリードライブ
装置、１０・・・フロントブラケット、１１・・・シリ
ンダ、１３・・・メインフレーム、１４，１５．２０・
・・ビン、１９・・・スラストシリンダ。Fig. 1 is an overall side view of a conventional earth drill, Figs. 2 to 4 show an embodiment of the earth drill according to the present invention, Fig. 2 is an overall side view, and Fig. 3 is a main part. Enlarged view of 4th
The figure is a view taken in the direction of the ■ arrow in FIG. DESCRIPTION OF SYMBOLS 1... Crane body, 4... Kelly bar, 6... Rotating packet, 7... Lower front frame, 8... Upper front frame, 9... Kelly drive device, 10... Front bracket, 11...Cylinder, 13...Main frame, 14, 15.20.
... Bin, 19... Thrust cylinder.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] アースドリル本体と、そのアースドリル本体に起伏可能
に支持したフロントフレームと、そのフロントフレーム
にスラストシリンダを介して装着したケリードライブ装
置と、そのケリードライブ装置に回転可能にかつ軸方向
に移動可能に装着したケリーバと、そのケリーバの下端
に取付け、地盤を掘削するパケットとを備えたアースド
リルにおいて、前記アースドリル本体とフロントフレー
ムとの間にシリンダを介装し、そのシリンダによりフロ
ントフレームの起伏を行うと共に、パケットの掘削反力
をアースドリル全体で受けられるように構成したことを
特徴とするアースドリル。An earth drill body, a front frame supported on the earth drill body so as to be able to rise and fall, a Kelly drive device attached to the front frame via a thrust cylinder, and a kelly drive device that is rotatably and movably movable in the axial direction. In an earth drill equipped with an attached kely bar and a packet attached to the lower end of the kely bar to excavate the ground, a cylinder is interposed between the earth drill body and the front frame, and the cylinder is used to adjust the undulations of the front frame. The earth drill is characterized in that it is configured so that the entire earth drill can receive the excavation reaction force of the packet.
JP15542381U 1981-10-21 1981-10-21 earth drill Granted JPS5863281U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15542381U JPS5863281U (en) 1981-10-21 1981-10-21 earth drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15542381U JPS5863281U (en) 1981-10-21 1981-10-21 earth drill

Publications (2)

Publication Number Publication Date
JPS5863281U true JPS5863281U (en) 1983-04-28
JPS6223904Y2 JPS6223904Y2 (en) 1987-06-18

Family

ID=29948001

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15542381U Granted JPS5863281U (en) 1981-10-21 1981-10-21 earth drill

Country Status (1)

Country Link
JP (1) JPS5863281U (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4648488B1 (en) * 2010-02-10 2011-03-09 直江 岸 Drilling hole forming method.

Also Published As

Publication number Publication date
JPS6223904Y2 (en) 1987-06-18

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