JPS6053790U

JPS6053790U - crane hanging equipment

Info

Publication number: JPS6053790U
Application number: JP14460383U
Authority: JP
Inventors: 伸一舛元
Original assignee: 三菱重工業株式会社
Priority date: 1983-09-20
Filing date: 1983-09-20
Publication date: 1985-04-16

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図は公知のクレーンの吊り具の二重振子運動を示す
正面図、第２図は本考案の一実施例を示す正面図、第３
図は第２図のシーブを示す部分拡大縦断面図、第４図は
第３図のブレーキの油圧系統図、第５図は第４図のソレ
ノイドの制御回路図である。１・・・シーブ、３・・・軸受、４・・・軸、５・・・
ブレーキディスク、６・・・ブレーキ、７・・・油圧ユ
ニット、８・・・給電信号線、９・・・吊り具、１１・
・・クレーンガーダ、１２・・・巻上ドラム、１３・・
・荷、１４・・・主巻索、２０・・・油タンク、２１・
・・ポンプ、２２・・・油吸入管、２３・・・吐出管、
２４・・・逆流防止弁、２５・・・管路、２６．２７・
・・分岐管路、２８・・・戻り管路、２９・・・管路、
３０・・・安全弁、４０・・・リレー回路、４１・・・
制御回路。第５図　１　７ｔｏ　　、。４ｆ − ７Ｍ５　　Ｉ呂フｙｏ１Fig. 1 is a front view showing the double pendulum motion of a hanging device of a known crane; Fig. 2 is a front view showing an embodiment of the present invention;
4 is a hydraulic system diagram of the brake shown in FIG. 3, and FIG. 5 is a control circuit diagram of the solenoid shown in FIG. 4. 1... Sheave, 3... Bearing, 4... Shaft, 5...
Brake disc, 6... Brake, 7... Hydraulic unit, 8... Power supply signal line, 9... Hanging tool, 11...
...Crane girder, 12...Hoisting drum, 13...
・Load, 14... Main winding rope, 20... Oil tank, 21.
... pump, 22 ... oil suction pipe, 23 ... discharge pipe,
24... Backflow prevention valve, 25... Pipeline, 26.27.
... branch pipe line, 28... return pipe line, 29... pipe line,
30...Safety valve, 40...Relay circuit, 41...
control circuit. Figure 5 17to. 4f-7M5 I Rofuyo1

Claims

[Scope of utility model registration request]

A lifting device that is raised and lowered by a main winding rope of a crane via a sheave protruding from the upper part, characterized in that the lifting device is equipped with a brake device that is attached to the lifting device and restrains rotation of the sheave as necessary. Crane sling.