JPS6036992U

JPS6036992U - Mobile crane rear outrigger

Info

Publication number: JPS6036992U
Application number: JP12643383U
Authority: JP
Inventors: 清水　由雄
Original assignee: 日立建機株式会社
Priority date: 1983-08-17
Filing date: 1983-08-17
Publication date: 1985-03-14

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

[Brief explanation of the drawing]

第１図〜第３図は従来技術としての補助アウトリガを示
すもので、その第１図は平面図、第２図は正面図、第３
図は一部破断側面図、第４図〜第８図は移動式クレーン
としてのトラッククレーンと本考案リアアウトリガの一
実施例とを示すもので、その第４図はトラッククレーン
の作業状態とリアアウトリガの使用状態を示す図、第５
図は本考案の一実施例をキャリアの後側から見た図であ
って、リアジヤツキとしての使用状態を示す拡大図、第
６図は同側面図、第７図は本考案の一実施例におけるア
ウトリガとしての使用状態の拡大側面図、第８図は第７
図のＡ方向から見た一部分の背面図である。１０・・・移動式クレーンのキャリア、１０′・・・キ
ャリアの後端部、２２・・・リアアウトリガ全体、２３
・・・ジヤツキ用シリンダのブラケット、２４・・・同
取り付は用のピン、２５・・・ジヤツキ用シリンダ、２
６・・・ピストンロンド、２７・・・フロート結合用の
ピン、２８・・・フロート、３１・・・張り出しシリン
ダ取り付は用ピン、３２・・・ジヤツキ用シリンダの操
作手段としての張り出しシリンダ、３３・・・ピストン
ロンド、３４・・・ジヤツキ用シリンダと張り出しシリ
ンダのピストンロンドの結合用のピン。第３図　−３７，＼　　１２第４図２’ｏｔ’ａｔろ、’　Ｓ　’２６８第６図Figures 1 to 3 show an auxiliary outrigger as a conventional technique, in which Figure 1 is a plan view, Figure 2 is a front view, and Figure 3 is a front view.
The figure is a partially cutaway side view, and Figures 4 to 8 show a truck crane as a mobile crane and an embodiment of the rear outrigger of the present invention. Diagram showing how the outriggers are used, No. 5
The figure shows an embodiment of the present invention as seen from the rear side of the carrier, and is an enlarged view showing how it is used as a rear jack, Figure 6 is a side view of the same, and Figure 7 shows an embodiment of the present invention. An enlarged side view of the state of use as an outrigger, Figure 8 is the 7th
It is a back view of a part seen from the A direction of the figure. 10... Carrier of mobile crane, 10'... Rear end of carrier, 22... Entire rear outrigger, 23
... Bracket for jack cylinder, 24... Pin for same mounting, 25... Jack cylinder, 2
6... Piston rond, 27... Pin for connecting the float, 28... Float, 31... Pin for attaching the overhanging cylinder, 32... Overhanging cylinder as operating means for the jack cylinder. 33... Piston rond, 34... Pin for connecting the piston rond of the jacking cylinder and the extending cylinder. Figure 3 -37 ,＼ 1 2 Figure 4 2'ot'atro,' S '26 8 Figure 6

Claims

[Scope of utility model registration request]

At least two hydraulic jacking cylinders are rotatably attached to the rear end of the carrier, and a float is connected via a pin to the lower end of a piston rond fitted into each jacking cylinder, A rear outrigger for a mobile crane, characterized in that the jacking cylinder is connected to an operating means for operating the jacking cylinder into a position of use as an outrigger when raising the boom from the ground and a position of use as a rear jack during crane work.