The invention relates to the technical field of cargo lifting, in particular to a closed chain block with a lubricating mechanism, which comprises a double ratchet wheel brake group, a hand chain and chain wheel group, a lifting chain, an upper lifting hook group and a lower lifting hook group, and further comprises a lifting connecting frame, a variable-speed transmission assembly and a lubricating oil dripping cleaning assembly, a hand-pulling sealing cover is detachably installed on one side of the hoisting connecting frame, a gearbox cover is detachably installed on the other side of the hoisting connecting frame, an annular hoisting chain wheel is installed in the hoisting connecting frame in a sealed and rotating mode, part of the hoisting chain is wound on the annular hoisting chain wheel, and a sealing partition plate is installed in the hand-pulling sealing cover in a sealed and rotating mode. According to the chain block, the service life of the chain block can be greatly prolonged, meanwhile, the smoothness of the chain block in the using process can be effectively guaranteed, the hoisting efficiency is improved, and the applicability is high.
本发明涉及货物起重技术领域,具体涉及一种封闭式带润滑机构的手拉葫芦,包括双重棘轮制动组、手链条链轮组、起重链条、上吊钩组和下吊钩组,还包括吊装连接架、变速传动组件和润滑滴油清洁组件,吊装连接架的一侧可拆卸安装有手拉密封盖另一侧可拆卸安装有变速箱盖,吊装连接架内密封且转动安装有环形起重链轮,起重链条的部分缠绕设置在环形起重链轮上,密封且转动安装在手拉密封盖内的密封隔板,手链条链轮组安装在密封隔板远离吊装连接架的一侧,本发明,不仅可以大大提高手拉葫芦的使用寿命,同时可以有效的保证手拉葫芦在使用过程中的流畅度,提高吊装效率,适用性较强。
Closed chain block with lubricating mechanism
一种封闭式带润滑机构的手拉葫芦
28.04.2023
Patent
Elektronische Ressource
Chinesisch
Automobile windscreen wiper with lubricating mechanism
Europäisches Patentamt | 2015
|