根 据副井提升的特点 ,双层罐笼提升 ,对罐次数多。经常出现信号工与提升机司机配合不当 ,造成对罐不准确 ,而影响生产。下重料时 ,有时出现停车不及时 ,造成上罐过卷下罐罐托罐现象。根据这一情况 ,为确保安全提升 ,特增设副井提升信号对提升机的控制装置。此装置的作用就是从 According to the characteristics of the auxiliary shaft to enhance the double cage upgrade, the tank number of times. Frequent signal workers and improper elevator driver with improper, resulting in the tank is not accurate, and affect the production. Under the heavy material, sometimes there is parking is not timely, resulting in the tank over the volume under the tank care canister phenomenon. According to this situation, in order to ensure safety improvement, special additional auxiliary shaft hoist signal to enhance the control device. The role of this device is from