JPH02112744U - - Google Patents

Description

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

第１図は実施例に係る油圧掘削機の作業機部分
について、油圧シリンダ取着部を省略した斜視図
、第２図は第１図のＡ−Ａ線に沿う断面図、第３
図は第１図のＢ−Ｂ線に沿う断面図、第４図は左
右各２本の配管を垂直に設置した場合のブームの
断面図、第５図および第６図は成形された板状の
クランプを用いて配管を固定したブームの部分断
面図、第７図は油圧掘削機の側面図である。 １……上板、２……側板、４……ブーム、５…
…油圧配管、１０……アーム。 FIG. 1 is a perspective view of the working machine part of a hydraulic excavator according to an embodiment, with the hydraulic cylinder attachment part omitted; FIG. 2 is a sectional view taken along line A-A in FIG. 1;
The figure is a cross-sectional view taken along line B-B in Figure 1, Figure 4 is a cross-sectional view of the boom when two pipes on each side are installed vertically, and Figures 5 and 6 are shaped like a molded plate. FIG. 7 is a partial sectional view of a boom with piping fixed using a clamp, and FIG. 7 is a side view of a hydraulic excavator. 1...Top plate, 2...Side plate, 4...Boom, 5...
...Hydraulic piping, 10...Arm.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上部旋回体と下部走行体とからなる油圧掘削機
において、一端を上部旋回体に回動自在に軸着し
、他端を作業機のアーム１０に軸着したブーム４
の上板１の左右両端を側板２から外方に張り出し
、上板１の張り出し部と側板２とで形成される隅
角部に油圧配管５を配設したことを特徴とする油
圧掘削機の作業機油圧配管。 In a hydraulic excavator consisting of an upper rotating body and a lower traveling body, a boom 4 has one end rotatably pivoted to the upper rotating body and the other end pivoted to an arm 10 of a working machine.
A hydraulic excavator characterized in that both left and right ends of an upper plate 1 are projected outward from a side plate 2, and a hydraulic pipe 5 is disposed at a corner formed by the overhanging part of the upper plate 1 and the side plate 2. Work equipment hydraulic piping.