The invention discloses an automatic unhooking device, and relates to a lifting hook. The automatic unhooking device comprises a hook body, a sling connecting piece (1) and a connecting frame (2). An abutting part (3) is arranged at the front end of the connecting frame (2), the hook body comprises an upper hook body (4) and a lower hook body (5), the upper portion of the upper hook body (4) is hinged to the connecting frame (2) behind the abutting part (3), a clamping shoulder (6) is arranged on the outer side edge of the upper hook body (4), one end of the lower hook body (5) is hinged to the lower end of the upper hook body (4), the free end of the lower hook body (5) is folded upwards and abuts against the abutting part (3) of the connecting frame (2), the sling connecting piece (1) is hinged to the connecting frame (2), the lower end of the sling connecting piece (1) abuts against the clamping shoulder (6) on the outer side edge of the upper hook body (4), and an unlocking spring (7) is connected between the sling connecting piece (1) and the connecting frame (2). The automatic unhooking device has the advantages of being reasonable in design, simple in structure, low in weight, reliable in use and good in unhooking effect.
自动脱钩器涉及吊钩,包括钩体、吊索连接件(1)和连接架(2),连接架(2)前端设有抵靠部(3),钩体包括上钩体(4)和下钩体(5),上钩体(4)的上部于抵靠部(3)的后方铰接在连接架(2)上,上钩体(4)的外侧边缘设有卡肩(6),下钩体(5)的一端铰接在上钩体(4)的下端,下钩体(5)的自由端向上收起,下钩体(5)的自由端抵在连接架(2)的抵靠部(3)上,吊索连接件(1)铰接在连接架(2)上,下端抵在上钩体(4)外侧边缘的卡肩(6)上,吊索连接件(1)与连接架(2)间连接有解锁弹簧(7)。它具有设计合理、结构简单、重量轻、使用可靠、脱钩效果好的优点。
Automatic unhooking device
自动脱钩器
2021-05-07
Patent
Elektronische Ressource
Chinesisch
IPC: | B66C Krane , CRANES |
Automatic unhooking device and automatic unhooking system
Europäisches Patentamt | 2020
|Anti-unhooking device with automatic hooking and unhooking functions
Europäisches Patentamt | 2023
|