The invention discloses a lifting hook which comprises a sleeve, a plurality of hook teeth arranged below the sleeve through connecting pieces, an electric push rod arranged in the sleeve and an ejector pin arranged at the top end of the electric push rod. The hook teeth are rotationally connected with the connecting piece through a rotating shaft; and in the extending state, the outer edge of the lower part of the ejector pin is propped against the hook teeth. The state of the hook teeth is controlled through the ejector pin, and object hanging and object unloading of the lifting hook are achieved; the structure is simple, control is convenient, and stability is good.
本发明公开了一种吊钩,包括套筒、通过连接件设置在所述套筒下方的多个钩齿、设置在所述套筒内的电动推杆,以及设置在所述电动推杆顶端的顶针;所述钩齿与所述连接件之间通过转轴转动连接;在伸出状态时,所述顶针下部的外边缘与所述钩齿相顶紧。本发明通过顶针来控制钩齿的状态,实现吊钩的挂物和卸物;结构简单、便于控制、稳固性好。
Lifting hook
一种吊钩
2023-09-19
Patent
Electronic Resource
Chinese
IPC: | B66C Krane , CRANES |