JPH0233889U

JPH0233889U -

Info

Publication number: JPH0233889U
Application number: JP11083188U
Authority: JP
Priority date: 1988-08-23
Filing date: 1988-08-23
Publication date: 1990-03-02
Anticipated expiration: 2003-08-23
Also published as: JPH0547818Y2

Description

[Brief explanation of drawings]

第１図はこの考案に係る拡底掘削装置の縦穴掘
削作業状態を示す説明図、第２図は同じく拡底部
の掘削状態を示す説明図、第３図は伸縮式アーム
の収縮状態を示す拡大断面図、第４図は掘削バケ
ツトの正面図、第５図は同上の開いた状態を示す
正面図、第６図は同上の側面図、第７図乃至第１
０図は拡底部掘削機構の異なつた例を示し、第７
図はバケツトの場合の正面図、第８図は回転カツ
タの場合の正面図、第９図は油圧ブレーカの場合
の正面図、第１０図は振動プレートの場合の正面
図、第１１図ａとｂは縦穴掘削時の本考案と従来
例を示す横断平面図、第１２図は完成した基礎の
縦断面図である。１……作業機械、２……ブーム、３……伸縮式
アーム、４……旋回機構、５……柱体部掘削機構
、６……伸縮式第２アーム、７……拡底部掘削機
構、７ａ……バケツト、７ｂ……回転カツター、
７ｃ……油圧ブレーカ、７ｄ……振動プレート、
３６……バケツト、６１……アンカー。 Fig. 1 is an explanatory diagram showing the vertical hole drilling operation state of the bottom-expanding drilling device according to this invention, Fig. 2 is an explanatory diagram also showing the excavation state of the bottom-expanding section, and Fig. 3 is an enlarged cross section showing the retracted state of the telescoping arm. Figure 4 is a front view of the excavation bucket, Figure 5 is a front view showing the same as the above in the open state, Figure 6 is a side view of the same as the above, and Figures 7 to 1.
Figure 0 shows different examples of bottom-expanding excavation mechanisms.
Figure 8 is a front view of a bucket belt, Figure 8 is a front view of a rotary cutter, Figure 9 is a front view of a hydraulic breaker, Figure 10 is a front view of a vibrating plate, Figure 11a and Figure 9 are front views of a hydraulic breaker. b is a cross-sectional plan view showing the present invention and a conventional example during vertical hole excavation, and FIG. 12 is a vertical cross-sectional view of the completed foundation. DESCRIPTION OF SYMBOLS 1...Working machine, 2...Boom, 3...Extendable arm, 4...Swivel mechanism, 5...Column excavation mechanism, 6...Extendable second arm, 7...Expanded bottom excavation mechanism, 7a...bucket, 7b...rotating cutter,
7c...Hydraulic breaker, 7d...Vibration plate,
36... Bucket, 61... Anchor.

補正平１．４．２８考案の名称を次のように補正する。考案の名称掘削装置実用新案登録請求の範囲を次のように補正する
。Amendment 1.4.28 The name of the invention is amended as follows. Title of the device: Drilling equipment The scope of the claim for utility model registration is amended as follows.

【実用新案登録請求の範囲】アームと、このアームの下端に設けた旋回機構
と、前記旋回機構の下部に着脱自在に取付けるア
ンカーを有しかつ揺動可能な伸縮式第２アームと
、前記伸縮式第２アームの先端に着脱自在に取付
ける掘削機構とで構成されている掘削装置。 [Claims for Utility Model Registration] An arm , a swing mechanism provided at the lower end of the arm , a swingable telescoping second arm having an anchor removably attached to the bottom of the swing mechanism, and a swingable telescoping second arm; An excavation device consisting of an excavation mechanism that is detachably attached to the tip of a second arm .

Claims

[Scope of utility model registration request]

A second telescopic arm that is swingable and has a telescoping arm, a pivot mechanism provided at the lower end of the telescoping arm, and an anchor that is removably attached to the bottom of the pivot mechanism.
A bottom-expanding excavation device comprising an arm and a bottom-expanding excavation mechanism detachably attached to the tip of the telescoping second arm.