JPS58196382U

JPS58196382U - jib crane

Info

Publication number: JPS58196382U
Application number: JP9433782U
Authority: JP
Inventors: 古村　紀夫
Original assignee: 日立建機株式会社
Priority date: 1982-06-25
Filing date: 1982-06-25
Publication date: 1983-12-27

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 drawings]

第１図は特願昭５６−１３６０９７号で示されたジブク
レーンの側面図、第２図は第１図のジブクレーンのポス
トがデリックにより分解組立される状態の説明図、第３
図は本考案のジブクレーンの要部を示す側面図、第４図
はその正面図、第５図は本考案のジブクレーンのポスト
がデリックにより分解組立される状態の説明図である。１・・・ポスト、ＩＡ・・・下部柱体、ＩＢ・・・上部
柱体、２・・・基礎、３・・・旋回体、４・・・旋回用
駆動装置、５・・・起伏ウィンチ、６・・・巻上ウィン
チ、７・・・ジブ、８・・・シーブヘッド、９・・・起
伏ロープ、１０・・・プライドル、１１・・・巻上ロー
プ、１２・・・フック、１７及び１８・・・ボルト及び
ナツト、１９．２０・・・ブラケット、２１・・・連結
ピン。Fig. 1 is a side view of the jib crane shown in Japanese Patent Application No. 56-136097, Fig. 2 is an explanatory view of the post of the jib crane shown in Fig. 1 being disassembled and assembled by a derrick, and Fig. 3
4 is a front view of the jib crane of the present invention, and FIG. 5 is an explanatory view of the jib crane of the present invention in a state where the post is disassembled and assembled using a derrick. 1...Post, IA...Lower column, IB...Upper column, 2...Foundation, 3...Swivel body, 4...Swivel drive device, 5...Luffing winch , 6... Hoisting winch, 7... Jib, 8... Sheave head, 9... Hoisting rope, 10... Plidle, 11... Hoisting rope, 12... Hook, 17 and 18...Bolts and nuts, 19.20...Brackets, 21...Connecting pins.

Claims

[Scope of utility model registration request]

It consists of a lower column and an upper column that is removably attached to the lower column, a post that is fixed on a foundation built in the ground, and a rotating body that is rotatably attached to the lower column of the post. , a rotating drive device for the rotating body interposed between the rotating body and the lower column body, a hoisting winch and a hoisting winch are mounted on the rotating body, and the base end of the jib is attached so as to be able to raise and lower. , a sheave head is rotatably attached to the top of the upper column, and a number of hoisting ropes let out from the hoisting winch are moored between the sheave head and the pridle to support the jib, while In a jib crane in which an unwound hoisting rope is attached to a hook through a sheave head and a tip of the jib, a bracket is attached to the lower part of the upper column of the post, and a bracket protruding toward the bracket is attached to the revolving body, and the A jib crane, characterized in that both brackets are connected by a connecting pin, and the upper column is configured to be able to rotate about the connecting pin when the upper column is separated from the lower column.