JPS6075385U

JPS6075385U - Rope guide device for gantry hoisting

Info

Publication number: JPS6075385U
Application number: JP16798583U
Authority: JP
Inventors: 後藤　英生
Original assignee: 株式会社神戸製鋼所
Priority date: 1983-10-28
Filing date: 1983-10-28
Publication date: 1985-05-27
Also published as: JPS6320713Y2

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図は本考案の実施例を示すガントリ倒伏状態の側面
図、第２図は同起立状態の側面図、第３　　　図は同一
部切欠背面図、第４図は従来技術を説明するためのガン
トリ起立作業時の側面図、第５図は同要部の拡大図、第
６図はタワークレーンの全体側面図である。１・・・ベースマシンの上部旋回体メインフレーム、２
・・・ガントリ、３・・・ガントリフロントメンバー、
４・・・同リヤメンバー、Ｐ・・・フロントメンバー起
伏支点、７・・・ガントリ取付フレーム、９・・・ガン
トリ起伏用ワイヤロープ、１３・・・ロープガイド装置
、１４−＄１リンク、１５・・・第２リンク、１６・・
田−プガイドパイプ。Fig. 1 is a side view of the gantry in a collapsed state showing an embodiment of the present invention, Fig. 2 is a side view of the gantry in its upright state, Fig. 3 is a partially cutaway rear view of the same, and Fig. 4 is a diagram for explaining the prior art. FIG. 5 is an enlarged view of the main parts, and FIG. 6 is an overall side view of the tower crane. 1... Upper rotating body main frame of the base machine, 2
... Gantry, 3... Gantry front member,
4... Rear member, P... Front member hoisting fulcrum, 7... Gantry mounting frame, 9... Wire rope for gantry hoisting, 13... Rope guide device, 14-$1 link, 15 ...Second link, 16...
Field guide pipe.

Claims

[Scope of utility model registration request]

When a gantry consisting of both front and rear members, which is installed on the upper revolving structure of the base machine so as to be able to be raised and lowered, is raised or lowered by winding and unwinding the boom hoisting wire rope, the boom hoisting wire rope is attached to the gantry. A gantry hoisting rope guide device for holding a front member at a predetermined height position above a hoisting fulcrum, comprising first and second links whose one ends are pivotably connected to each other; A rope guide pipe is fixed horizontally to the other end of the second link, and the other end of the first link is rotatably pivoted to the upper rotating body in the vicinity of the up-and-down fulcrum of the gantry front member. , the middle part of the second link is rotatably pivoted to the base end of the gun and tri-front member, and the guide pipe is raised and lowered by the raising and lowering operation of both the first and second links accompanying the raising and lowering operation of the gantry. A rope guide device for raising and lowering a gantry, characterized in that it is configured to be able to change its position in the longitudinal direction.