JPS5848689U

JPS5848689U - Foldable boom rope guide device

Info

Publication number: JPS5848689U
Application number: JP14134081U
Authority: JP
Inventors: 裕平佐藤
Original assignee: 日立建機株式会社
Priority date: 1981-09-25
Filing date: 1981-09-25
Publication date: 1983-04-01

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は折畳み式ブームを有する移動式クレーンを示す
側面図、第２図は第１図のＡ−Ａ断面図、第３図は第１
図の移動式クレーンの移動状態を示す側面図、第４図は
その平面図、第５図は本考案のロープガイド装置の一実
施例をロープガイド倒伏状態を示す側面断面図、第６図
はそのＢ　−、Ｂ断面図６第７図はそのロープガイド起
立状態を示す第６図Ｂ−Ｂ断面相当図である。３・・・・・・下ブーム、４・・・・・・接続部、５・
・・・・・上ブーム、１１・・・・・田−プガイド、１
５・・・・・・リンク機構、１６・・・・・・引張ばね
、１７・・・・・・作動体。Figure 1 is a side view showing a mobile crane with a foldable boom, Figure 2 is a sectional view taken along line A-A in Figure 1, and Figure 3 is a cross-sectional view of the mobile crane with a foldable boom.
FIG. 4 is a plan view of the mobile crane shown in FIG. The B--B sectional view of FIG. 6 and FIG. 7 are equivalent views of the B--B cross section of FIG. 6 showing the rope guide in an upright state. 3...Lower boom, 4...Connection part, 5.
... Upper boom, 11 ... Table guide, 1
5...link mechanism, 16...tension spring, 17...operating body.

Claims

[Scope of utility model registration request]

In a mobile crane having an upper and lower boom that can be folded during movement, a rope guide is attached to the upper surface of the boom so that it can be raised and lowered, and the boom has a link mechanism that is connected to the rope guide, and a link mechanism that allows the rope guide to be raised and raised to a standing position. A biasing means for applying a force to hold the rope guide, and a side surface of the boom to which the boom to which the rope guide is attached are pressed against the force of the biasing means when the boom is folded, thereby causing the rope guide to be held. A rope guide device for a folding boom, characterized in that it is equipped with an automatic hoisting mechanism consisting of an operating body for lodging.