JPS63181654U

JPS63181654U -

Info

Publication number: JPS63181654U
Application number: JP7226687U
Authority: JP
Priority date: 1987-05-14
Filing date: 1987-05-14
Publication date: 1988-11-24

Description

[Brief explanation of the drawing]

第１図ないし第３図は本考案の実施例に係り、
第１図は排土装置を構成するアームの一部を断面
にして示す正面図、第２図は第１図の平面図、第
３図は第１図中の−矢示方向断面図、第４図
ないし第９図は従来技術に係り、第４図は排土装
置を有する油圧シヨベルの外観図、第５図は排土
装置の拡大説明図、第６図は排土装置を構成する
アームの正面図、第７図は第６図の平面図、第８
図は第６図中の−矢示方向断面図、第９図は
排土作業時にアーム上に土砂が溜る状態を示す説
明図である。１……油圧シヨベル本体、２……下部走行体、
１１……ブレード、１２……ブレード昇降用シリ
ンダ、２１……アーム、２２……アーム本体。 Figures 1 to 3 relate to embodiments of the present invention,
Fig. 1 is a front view showing a cross section of a part of the arm constituting the earth removal device, Fig. 2 is a plan view of Fig. 1, and Fig. 3 is a sectional view in the direction of the − arrow in Fig. 1; Figures 4 to 9 relate to the prior art, where Figure 4 is an external view of a hydraulic excavator having an earth removal device, Figure 5 is an enlarged explanatory view of the earth removal device, and Figure 6 is an arm constituting the earth removal device. Figure 7 is the front view of Figure 6, and Figure 8 is the front view of Figure 6.
The figure is a sectional view taken in the direction of the − arrow in FIG. 6, and FIG. 9 is an explanatory diagram showing a state in which earth and sand accumulate on the arm during earth removal work. 1... Hydraulic excavator main body, 2... Lower traveling body,
DESCRIPTION OF SYMBOLS 11...Blade, 12...Blade lifting cylinder, 21...Arm, 22...Arm body.

Claims

[Scope of utility model registration request]

A hydraulic excavator body consisting of a lower traveling body and an upper revolving body, an arm whose base end is rotatably supported on the lower traveling body of the hydraulic excavator body, and an arm for earth removal work provided at the tip side of the arm. with a blade of
A hydraulic excavator having an earth removal device including a blade lifting cylinder located above the arm and rotatably supported between the lower traveling body and an intermediate portion of the arm, wherein the excavator is configured to cross the arm. A hydraulic shovel having an earth removal device characterized in that the surface is formed of a circular cylindrical body.