<*n style="font-size:16.0pt;font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman";color:fuchsia">中空注浆锚杆

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman";color:blue">关键词：<*n style="font-size: 12.0pt;font-family:宋体;mso-ascii-font-family:Ђˎ̥;mso-hansi-font-family:Ђˎ̥">钢质涨壳中空注浆锚杆，自钻式中空注浆锚杆，中空注浆锚杆，普通中空注浆锚杆

<*n lang="EN-US">1<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、锚头：锚头上的倒刺可将锚杆*于钻好的孔内，并保证杆体良好居中。<*n lang="EN-US">

<*n lang="EN-US">2<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、锚杆体：总成中****重要的构建，在锚固和支护中起主要作用。<*n lang="EN-US">

<*n lang="EN-US">3<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、止浆塞：在注浆过程中保持注浆压力，使浆液充分填充进围岩缝隙。 <*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">、

<*n lang="EN-US">4<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、垫板：承受更大的围岩应力。<*n lang="EN-US">

<*n lang="EN-US">5<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、螺母：将围岩应力集中到垫板上。<*n lang="EN-US">

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">中空注浆锚杆特点：

<*n lang="EN-US">1<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、将锚杆和注浆管的功能合二为一、注浆时它是注浆管，注完浆后无需拨出即成为一根锚杆。<*n lang="EN-US">

<*n lang="EN-US">2<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、中空设计使锚杆实现了注浆管的功能，避免了传统施工工艺注浆管拨出时造成的砂浆流失。<*n lang="EN-US">

<*n lang="EN-US">3<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、注浆饱满，并可实现压力注浆，****了工程质量。<*n lang="EN-US">

<*n lang="EN-US">4<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、由于各配件的作用，杆体的居中性很好，砂浆可以将锚杆体全长包裹，避免了锈蚀的危险，达到长期支护的目的。<*n lang="EN-US">

<*n lang="EN-US">5<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、安装方便，不需现场加工螺纹，就可方便的安设垫板、螺母。<*n lang="EN-US">

<*n lang="EN-US">6<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">、结合配套的锚杆*注浆泵和注浆工艺，是目前国内*****了传统锚固支护诸多问题的锚固体系。<*n lang="EN-US">

<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">产品施工工艺<*n lang="EN-US">

<*n lang="EN-US">1)<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">钻进<*n lang="EN-US">:<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">用普通凿岩机钻孔并清孔。<*n lang="EN-US">

<*n lang="EN-US">2)<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">插入锚杆<*n lang="EN-US">:<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">将安装好锚头的中空注浆锚杆插入孔<*n lang="EN-US">,<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">锚头上的倒刺立即将锚杆挂住。<*n lang="EN-US">

<*n lang="EN-US">3)<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">安装止浆塞<*n lang="EN-US">,<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">垫板<*n lang="EN-US">,<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">螺母。<*n lang="EN-US">

<*n lang="EN-US">4)<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">连接注浆机<*n lang="EN-US">:<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">通过快速注浆接头将锚杆尾端和所选注浆机连接。<*n lang="EN-US">

<*n lang="EN-US">5)<*n style="font-family:宋体; mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">注浆<*n lang="EN-US">:<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman"; mso-hansi-font-family:"Times New Roman"">开动机器注浆<*n lang="EN-US">,<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">如需要进行压力注浆改良围岩结构<*n lang="EN-US">,<*n style="font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family: "Times New Roman"">只需待压力表上指针升至设计压力时即可。<*n lang="EN-US">

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