Precautions for the top control box of the lifting cage of the lifting platform

GB10055 stipulates that "the top of the cage should be equipped with a control box for maintenance or disassembly, and it should only be allowed to run at a speed not higher than 0.65m/s under the condition of multiple speeds. When using the top control box of the cage Other operating devices will not work. At this time, the safety device of the cage still plays a protective role. The top control of the cage should be operated with a constant pressure button or a bistable switch, and the top of the cage should be equipped with a non-self-resetting emergency stop The switch can cut off the circuit at any time and stop the action of the cage". This article is mainly for SC construction hoists. Few companies' products can meet the five requirements of this article at the same time: including products designed by some famous design units. What are the disadvantages of not meeting these five requirements? It is possible that a safety accident may be caused by the misoperation of the installation and maintenance personnel. It is hoped that the relevant users will conduct a comparative inspection of the construction hoist, especially the old products, if they do not meet the above regulations, they should actively take measures to transform them.