ZFS4000/16/26型中位放顶煤液压支架的改进

Improvement of ZFS4000/16/26 medium caving coal hydraulic support

介绍了ZFS4 0 0 0 16 2 6型中位放顶煤液压支架存在的问题 ,提出了改进措施。实践表明 ,改进后放煤效果好 ,降低煤炭生产成本 ,提高劳动生产率和产量 ,保证安全生产。

The paper introduces the existing problem of ZFS4000/16/26 medium caving coal hydraulic support and puts forward improving methods.Practice makes known:giving out coal effect is good. It reduces cost, raises labour productivity and output.Makes sure safe of production.