The invention relates to a crown block and a hoisting device. The hoisting device comprises a sling guide mechanism. The lifting appliance comprises a first mounting seat. The guide mechanism comprises a first guide piece and a limiting assembly; the first guide part is movably connected with the first mounting seat and is in sliding fit with the second mounting seat, the limiting assembly is arranged on the first mounting seat, and the limiting assembly has a locking state for fixing the first mounting seat on the first guide part and an unlocking state for enabling the first mounting seat to move relative to the first guide part. The hoisting device can automatically align the materials, and the accuracy of hoisting and placing the materials is improved.
本发明涉及一种天车及吊装装置,吊装装置包括吊具导向机构。吊具包括第一安装座。导向机构包括第一导向件以及限位组件;第一导向件与第一安装座活动连接并且与第二安装座滑动配合,限位组件设于第一安装座上,限位组件具有用于将第一安装座固定于第一导向件上的锁定状态,和用于使第一安装座与第一导向件相活动的解锁状态。上述吊装装置能自动对位物料,提高了对物料吊装以及放置的精确性。
Crown block and hoisting device
天车及吊装装置
2022-05-27
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
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