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Research and discuss on development of deep tunnel bolt supporting technology

机译:关于深隧道螺栓配套技术的发展研究与探讨

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resistance increasing bolt with large deformation has the advantage of both let-pressure bolt and resistance increasing bolt, it makes best use of the advantages and bypass the disadvantages of the two types of bolt, so it can achieve the goal of improving the bearing capacity of surrounding rock and stably bolting the surrounding rock. With more and more retractable anchor are being researched and developed, it is more necessary to research and develop the retractable anchor which can both have the function of let pressure and increasing resistance. Though the way of analysising and summaring the experimental study and application of retractable anchor at home and abroad systematically, the understanding of the retractable bolt is being inhanced, the intact theoretical and practical basis is provided for the extension of this kind of anchor. Finally, the development of retractable anchor in the future is prospected. Resistance increasing bolt with large deformation which both have the function of let pressure and increasing resistance is a kind of retractable anchor, which can apply to deep weak and broken surrounding rock. Therefore, it is worthy of researching and applying.
机译:具有大变形的电阻增加螺栓具有令人放心螺栓和电阻增加螺栓的优点,它充分利用了优点和绕过两种螺栓的缺点,因此可以实现提高承载力的目标周围的岩石和稳定地螺栓连接周围的岩石。利用越来越多的可伸缩锚,正在研究和开发,更必要研究和开发可伸缩的锚,既可以具有允许压力和越来越长的电阻的功能。虽然系统地进行了分析和总结在国内外可伸缩锚的实验研究和应用的方式,但是对可伸缩螺栓的理解正在升级,因此为这种锚的延伸提供了完整的理论和实际基础。最后,将来的可伸缩锚的发展进行了展望。具有大变形的电阻增加螺栓,这两者都具有使压力和越来越长的电阻的功能是一种可伸缩的锚,可以施加到深弱和破碎的周围岩石。因此,值得研究和申请。

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