The invention discloses a crane jib with a pulley convenient to replace, which comprises a fixed machine base, wherein the upper end of the fixed machine base is rotationally connected with a controlbin through a rotary table; wheels are mounted at the two ends of the fixed machine base; the surface of each wheel is provided with a crawler belt; a first fixed shaft is mounted at the upper end ofthe control bin; the first fixed shaft is connected with a second fixed shaft through a first hanging rod; fastening blocks are arranged at the two ends of the second fixed shaft; the fastening blockis fixed to one end of the control bin through a supporting frame; the second fixed shaft is fixed to the hoisting machine head through a second hanging rod; the lower end of the hoisting machine headis fixed to the control bin through a tower crane support; an operation groove is formed in the control bin; and the two ends of the inner wall of the operation groove are connected with first pulleys through rotating shafts. By arranging multiple sets of standby pulley blocks, the abraded pulleys can be conveniently and directly replaced, and the advantages of timely maintenance and convenient and efficient replacement are achieved.
本发明公开了一种便于更换滑轮的起重机吊臂,包括固定机座,所述固定机座的上端通过旋转台与控制仓转动连接,所述固定机座的两端安装有车轮,车轮表面设置有履带,所述控制仓的上端安装有第一固定轴,第一固定轴通过第一吊杆与第二固定轴相连接,所述第二固定轴的两端设置有紧固块,紧固块通过支撑架与控制仓的一端相固定,所述第二固定轴通过第二吊杆与吊装机头相固定,所述吊装机头下端通过塔吊支架与控制仓相固定,控制仓内部设置有作业槽,作业槽内壁两端通过转动轴与第一滑轮相连接。本发明通过设置有多组备用滑轮组,可方便直接对磨损的滑轮进行更换,起到维修及时,更换方便快捷的优点。
Crane jib with pulley convenient to replace
一种便于更换滑轮的起重机吊臂
2020-04-21
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
Crane pulley block, crane and crane pulley block adjusting method
Europäisches Patentamt | 2023
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