The invention relates to the technical field of building construction, and discloses a hoisting pulley for a construction site, a driven shaft is movably mounted in the middle of the inner side of a baffle and located in a roller, the bottom of the middle section of a hydraulic cavity is movably sleeved with a brake block, and magnetic blocks are symmetrically and fixedly mounted at the positions, located at the top and the bottom of the driven shaft, of the inner side of the baffle; a wire is fixedly installed in the driven shaft, a magnetic sliding block is movably connected with the interior of the sliding groove in a sleeved mode, an adjusting cylinder is movably installed in the middle of the adjusting cavity, a sliding rod is fixedly connected with the middle of the side, located in the protective sleeve, of the abutting plate, and a piston is movably connected with the interior of the hydraulic groove in a sleeved mode. And a braking system is arranged in the pulley, an adjusting cylinder is designed in the driven shaft, adjustment change is achieved in cooperation with a sliding rod, a resistor strip, an electromagnet and other structures, the safety of the pulley during use is effectively improved, and the service life of the pulley during use is effectively prolonged.
本发明涉及建筑施工技术领域,且公开了一种建筑工地用起重滑轮,挡板内侧中部且位于滚轮内部处活动安装有从动轴,液压腔中段的底部活动套接有制动块,挡板内侧位于从动轴顶部和底部的位置对称固定安装有磁块,从动轴的内部固定安装有导线,滑槽内部活动套接有带有磁性的滑块,调节腔的中部活动安装有调节筒,抵板位于保护套内部一侧的中部固定连接有滑杆,液压槽内部活动套接有活塞,通过在滑轮的滚轮内部设置有从动轴,并且在其内部设置有制动系统,并在从动轴中设计有调节筒,并且配合滑杆、电阻条、电磁铁等结构实现调节变化,有效地提高了滑轮使用时的安全性和使用寿命。
Hoisting pulley for construction site
一种建筑工地用起重滑轮
12.04.2022
Patent
Elektronische Ressource
Chinesisch