JPH0178684U

JPH0178684U -

Info

Publication number: JPH0178684U
Application number: JP1987173730U
Authority: JP
Priority date: 1987-11-16
Filing date: 1987-11-16
Publication date: 1989-05-26
Anticipated expiration: 2002-11-16
Also published as: JPH0547183Y2

Description

[Brief explanation of the drawing]

第１図乃至第３図は本考案に中折れ式橋形クレ
ーンのロープ受け装置の一実施例を示すものであ
つて、第１図は概略側面図、第２図はワイヤ張設
説明図、第３図は作用説明図、第４図は従来の中
折れ式橋形クレーンの概略側面図である。１，１１……岸壁、２，１４……ガーダー、３
……船舶、４……ロープ受け、５，１７……トロ
リー、１０……橋形クレーン、１２……レール、
１３……本体、１５，２５，２８，３０，３１，
３３，３５……シーブ、１６……吊具、１８……
第１のロープ受け、１９……第２のロープ受け、
２０……第１の折曲部、２１……第２の折曲部、
２２……巻上ワイヤ、２３……第１のワイヤ、２
４……第２のワイヤ、２６……巻上げドラム、２
７……ターンバツクル、２９，３２……駆動装置
、３４……緊張装置、３６……ブーム。 Figures 1 to 3 show an embodiment of the rope receiving device for a center-folding type bridge crane according to the present invention, in which Figure 1 is a schematic side view, Figure 2 is an explanatory diagram of wire tensioning, FIG. 3 is an explanatory diagram of the operation, and FIG. 4 is a schematic side view of a conventional center-folding type bridge crane. 1, 11... quay, 2, 14... girder, 3
... Ship, 4 ... Rope receiver, 5, 17 ... Trolley, 10 ... Bridge crane, 12 ... Rail,
13...Main body, 15, 25, 28, 30, 31,
33, 35...Sheave, 16...Hanging tool, 18...
First rope receiver, 19...Second rope receiver,
20...first bending part, 21...second bending part,
22... Hoisting wire, 23... First wire, 2
4... Second wire, 26... Winding drum, 2
7... Turnbuckle, 29, 32... Drive device, 34... Tension device, 36... Boom.

Claims

[Claims for Utility Model Registration] A trolley consisting of a horizontally arranged boom and girder, and a first rope receiver and a second rope receiver arranged before and after the trolley, and is attached to the tip of the boom. The other end of the hoisting wire is wound around the hoisting drum via the first rope receiver, the trolley, the second rope receiver, and a sheave provided at the rear end of the boom, and the tip of the boom is wound around the hoisting drum. In a center-folding bridge type crane that is bent upward, a first wire fixed to the front of the trolley is connected to a drum having a sheave and a drive device provided in the first rope receiver, and a second rope. The second rope is fixed to the rear of the trolley via a sheave provided on the receiver, and the other end of the second rope fixed to the front of the first rope receiver is attached to the sheave attached to the tip of the boom and the rear end of the girder. A rope receiving device for a center-folding type bridge type crane, characterized in that the rope receiving device is fixed to the rear of a second rope receiving device through the cable.