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结合国内外喷射混凝土技术和设备的发展情况,介绍了喷射混凝土的技术特点和应用情况,分析了主要发展阶段典型设备的技术和性能特性,根据煤矿生产特点研究了湿喷混凝土技术在井工煤矿的发展应用情况和技术趋势,将国内湿喷混凝土技术及装备发展分为引进吸收、改进发展和研发应用阶段,并指出煤矿井巷喷射混凝土技术在机械化、喷浆材料配比、外加剂研发等领域的发展趋势。
Combining with the development of jetting concrete technology and equipment both at home and abroad, the technical characteristics and application of jetting concrete are introduced. The technical and performance characteristics of typical equipments in main development stages are analyzed. According to the characteristics of coal production, The development and application of the technology and trends in the domestic wet sprayed concrete technology and equipment development is divided into the introduction and absorption, to improve the development and application of R & D stage, and pointed out that coal mine shotcrete technology in mechanization, shotcrete material ratio, additive research and development The development trend of the field.