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川煤集团达竹公司铁山南煤矿在掘进工作面推广使用的DWB-30/100轻型单体液压支柱支护工作面安全技术,彻底解决了开掘端头顶板临时支护难题。该轻型支柱是一种新型外部供液的恒阻式单体液压支柱,具有承载能力大、抗偏载能力强、工作行程大、工作液体采用水、运行成本低等特点,解决了掘进工作面临时支护的问题,减轻了职工的劳动强度,提高了工作效率,确保了安全生产。
The DWB-30/100 lightweight single-piece hydraulic prop support face safety technology popularized at the Tieshannan Mine of Sichuan Coal Group Tatsu Iron & Steel Co., Ltd. completely solved the problem of temporary support on the roof of the digging head. The light pillar is a new type of external resistance liquid constant pressure single hydraulic props, with a large carrying capacity, anti-eccentric load capacity, work stroke, working fluid using water, low operating costs and other characteristics, to solve the tunneling work facing When the issue of support, reducing the labor intensity of workers, improve work efficiency and ensure safety in production.