JPS616537U - excavator - Google Patents

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ｊ曲は本発明の実施例を示す全体正面図、第２図は第
１図の側面図、第３図は第２図の要部の拡大側面図、第
４図は掘削状態の平面図、第５図は他の実施例を示す要
部の側面図、第６図は第５図の■一■線矢視曲、第７図
は従来の掘削機を示す正面図、第８図は第７図の側面図
、第９図は従来例の掘削地中穴の平面図、第１０図は従
来例のコーナー部の掘削状態を示す平面図である。 ３，４・・・掘削刃体、６・・・吸込管、１０・・・回
転体、１１・・・掘削刃、Ｐ・・・掘削刃体の回転軸芯
、Ｌ・・・仮想直線、Ｑ， Ｒ・・・回転体の回転軸芯
、１・・・掘削刃の回転軌跡。Track J is an overall front view showing an embodiment of the present invention, Figure 2 is a side view of Figure 1, Figure 3 is an enlarged side view of the main part of Figure 2, and Figure 4 is a plan view of the excavated state. , FIG. 5 is a side view of the main parts showing another embodiment, FIG. 6 is a view taken from the line ``1'' in FIG. 5, FIG. 7 is a front view showing a conventional excavator, and FIG. FIG. 7 is a side view, FIG. 9 is a plan view of an excavated underground hole in the conventional example, and FIG. 10 is a plan view showing the state of excavation of a corner portion in the conventional example. 3, 4... Excavation blade body, 6... Suction pipe, 10... Rotating body, 11... Excavation blade, P... Rotation axis of excavation blade body, L... Virtual straight line, Q, R...Rotation axis of the rotating body, 1...Rotation trajectory of the drilling blade.

Claims (1)

【実用新案登録請求の範囲】 ■ 安定液との混入状態で掘削土砂を吸引排出する吸込
管６の先端側に、鉛直向き軸芯Ｐ周りで駆動回転自在に
掘削刃体３，４を設けた掘削機であって、前記掘削刃体
３門４の少なくとも一方側に、掘削刃１１を備えた回転
体１０を、その掘削刃１１の回転軌跡１が平面視で前記
掘削刃体３，４の回転軸芯ｐ ｌ−を通る仮想直線Ｌに
対して直交する状態で水平向き軸芯Ｑ， Ｒ周りで駆動
回転自在に設けてある掘削機。 ・■ 前記回転体１０を、前記仮想直線Ｌに対して直交
する水平向き軸芯Ｑ周りで駆動回転自在に設けてある実
用新案登録請求の範囲第■項に記載の掘削機。 ■ 前記回転体１０を、前記仮想直線Ｌに沿った水平向
き軸芯Ｒ周りで駆動回転自在に設けてある実用新案登録
請求の範囲第■項に記載の掘削機。[Scope of Claim for Utility Model Registration] ■ Excavation blades 3 and 4 are provided at the tip side of the suction pipe 6 that suctions and discharges excavated earth and sand mixed with a stabilizing liquid, so as to be freely driven and rotatable around a vertical axis P. In the excavator, a rotary body 10 having an excavating blade 11 is mounted on at least one side of the excavating blade bodies 3 and 4 so that the rotation locus 1 of the excavating blade 11 is the same as that of the excavating blade bodies 3 and 4 in plan view. An excavator that is rotatably driven around horizontal axes Q and R in a state perpendicular to an imaginary straight line L passing through the rotation axis pl-. -■ The excavator according to claim 2, wherein the rotating body 10 is provided to be freely driven and rotatable around a horizontal axis Q perpendicular to the imaginary straight line L. (2) The excavator according to claim (2), wherein the rotating body 10 is rotatably driven around a horizontal axis R along the imaginary straight line L.