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全断面矩形掘进机机载锚杆机液压系统及防护措施的研究
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吉林省教育厅科学技术研究项目(JJKH20210680KJ);长春工程学院学校科技基金项目(320210005);吉林省创新创业人才资助项目(2020039)


Research on Hydraulic System and Protection Measures for Mounted Roofbolter of Full-Section Rectangular Roadheader
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    摘要:

    以某煤矿运顺工业试验为基础介绍全断面矩形快速掘进机、机载锚杆机的工作原理与性能特点。为实现全断面矩形快速掘进机高效而安全的快速掘进,通过研究生产工艺,设计适合掘锚一体化及掘锚平行作业的机载锚杆钻机的液压系统,工业性试验中机载锚杆钻机安全、高效且可靠地完成了整条巷道的支护。针对巷道掘进工作面现场的复杂性和多变性,研究适合全断面矩形掘进机掘锚平行作业的机载锚杆机操控系统的安全操作防护措施。应急开关、防护箱体、阀杆U形锁、防挂栏杆及可定位操作手柄多种防护手段可根据具体情况而选用不同组合。经过在某矿区的工业性试验,验证了该锚杆机液压系统高效、稳定且可靠。机载锚杆机操控系统的安全防护措施有效避免了因其他外界因素而造成的器械误动作,起到对操作工人的安全保护。

    Abstract:

    The working principle and performance characteristics of the full-section rectangular rapid roadheader and mounted roofbolter were introduced on the basis of the industrial test of a coal mine.In order to realize the efficient and safe rapid tunneling of the full-face rectangular rapid roadheader,the hydraulic system of the mounted roofbolter for the integration of excavation and anchor and the parallel operation of excavation and anchor was designed by studying the production process.In the industrial test,the mounted roofbolter completed the support of the entire roadway safely,efficiently and reliably.In view of the complexity and variability of the roadway driving face,the safety operation protection measures of the control system of the mounted roofbolter suitable for the parallel operation of the full-face rectangular roadheader were studied.Emergency switch,protective box,U-shaped lock of valve rod,anti-hanging railing and positioning operating handle could be used in different combinations according to specific conditions.Through the industrial test in a mining area,it is verified that the hydraulic system of the rockbolter is efficient,stable and reliable.Using the safety protection measures of the control system of the mounted roofbolter can effectively avoid the misoperation of the equipment caused by other external factors,playing a safety protection for the operators.

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董荣宝.全断面矩形掘进机机载锚杆机液压系统及防护措施的研究[J].机床与液压,2023,51(4):123-126.
DONG Rongbao. Research on Hydraulic System and Protection Measures for Mounted Roofbolter of Full-Section Rectangular Roadheader[J]. Machine Tool & Hydraulics,2023,51(4):123-126

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  • 在线发布日期: 2023-03-16
  • 出版日期: 2023-02-28