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介绍准刚性短顶梁的基本结构，技术性能及使用效果。试验表明，使用短顶梁不仅可实现端面顶板的及时支护，而且还可以提高工作面的支护质量，改善工作面的安全状况。
This paper introduces the basic structure, technical performance and effect of quasi-rigid short-beam. Experiments show that the use of short roof beam can not only support the timely roof support, but also improve the quality of support and improve the safety of working face.