Intelligent inner supporting type lifting appliance

The invention discloses an intelligent inner supporting type lifting appliance which comprises a three-arm shaft sleeve frame (or a lifting frame), a cylindrical cam lifting hook shaft, a hinge seat, a lifting hook plate (or an inner supporting plate) and a connecting plate, and the three-arm shaft sleeve frame is composed of three center pipes with hinge pin seat force arms and a positioning pin at the upper end and a U-shaped groove at the lower end; the hanging bracket consists of a positioning plate and a central pipe with a positioning pin at the upper end, a hinge seat at the middle (or the lower end) and a U-shaped groove at the lower end; the cylindrical cam lifting hook device has the advantages that object lifting is intelligent, manual intervention is not needed, and lifting is rapid, firm and stable. 本发明公开了一种智能内撑式吊具，包括三臂轴套架(或吊架)与圆柱凸轮吊钩轴、铰链座、吊钩板(或内撑板)还有连板，所述三臂轴套架由三个带有铰链销座力臂与上端有定位销下端有U形槽的中心管组成；所述吊架由定位板与上端有定位销中部(或下端)有铰链座下端有U形槽的中心管组成；所述圆柱凸轮吊钩轴下端有T形轴肩并由圆柱凸轮与吊钩轴组合而成，所述铰链座由铰链销座与圆筒轴套组成，本发明的优点是物件吊装智能化无需人工干