China Coal Yihua Mining's mother Du Chaideng Mine lock cage swing deck project

The design capacity of China Coal Yihua Mining's mother Du Chaideng coal mine is 6 million tons/year, the auxiliary well is multi-rope friction lifting, and two sets of lifting equipment are arranged in the auxiliary well wellbore, with a lifting height of 667.8m, a cage weight of 55 tons, and a maximum load of 45 tons. The size of the cage baseplate (length × width) is 8270mm × 3800mm. In 2013, the mine installed the ZHT-B double-locking cage swing deck developed by Sansen, which has stable performance and good operation. It improves the lifting efficiency of the auxiliary well.