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标题: 光缆纵剖技术  [查看完整版帖子] [打印本页]

时间:  2007-10-11 17:14
作者: chengq189     标题: 光缆纵剖技术

<p>各位前辈:</p><p>哪里有光缆纵剖技术介绍及光缆纵剖工具?本人邮箱:chengq189@sina.com</p><p>在此先谢谢各位了!</p>
时间:  2007-10-11 18:47
作者: creatvcx

用喷灯、裁纸刀、钳子即可搞定
时间:  2007-10-11 20:03
作者: rafequ

顶楼上的
时间:  2007-10-12 00:42
作者: Deepman

<div class="msgheader">QUOTE:</div><div class="msgborder"><b>以下是引用<i>creatvcx</i>在2007-10-11 18:47:00的发言:</b><br/>用喷灯、裁纸刀、钳子即可搞定</div><p></p>用裁纸刀(+一片双面剃须刀片处理松套管更爽)、钳子即可搞定。请教喷灯何用?
时间:  2007-10-17 20:37
作者: jet_jet

有一种专门用来纵抛的工具,两面是刀,可调节距离
时间:  2007-10-23 10:14
作者: xueqinglei

专门有工具
时间:  2007-10-26 15:45
作者: htg

<p>一把刀</p>
时间:  2007-10-27 07:52
作者: gma6553153

提示: 作者被禁止或删除 内容自动屏蔽
时间:  2007-10-29 09:54
作者: shq0816

<p>给你占篇论文吧</p><p class="MsoNormal" align="center" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">通信光缆线路带电割接探讨</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US"><font face="Times New Roman">CPPC.CN<span style="mso-spacerun: yes;">&nbsp; </span></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">教程来源:</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">作者:</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">栏目:网络技术应用教程</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">更新时间:较新</span><span lang="EN-US"><span style="mso-spacerun: yes;"><font face="Times New Roman">&nbsp; </font></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">网络技术应用教程是:通信光缆线路带电割接探讨。</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">  在实际工作中经常出现部分断纤障碍和线路迁改时的光缆介入。这两种情况的处理,通常是将所有纤芯切断,人为地制造了全阻。能不能在不中断正常纤芯系统工作的前提下,带电路进行操作即所谓带电割接呢?通过大量实际操作,我们探索出一些经验。</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">  一、研制工具、填空补缺</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">  从大量实践反映,由于带电割接不得切断光缆,必须将光缆内的束管(光纤保护管)进行纵向开剖。束管在缆内绞合充油后,即滑又富有弹性,开剖和取纤都成为难题。</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  针对问题,我们找出原有工具的弱点,进行反复分析。原工具只能开出一条窄缝,取纤时这条窄缝把纤芯夹得紧紧的,需用力才能拉出纤芯来,这是原工具会断纤的主要原因。通过大量实践探索,我们研制出新型“双缝斜刃光缆束管纵向开剖刀具”,这种刀具能在</span><span lang="EN-US"><font face="Times New Roman">3-5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">秒钟内制出两条间隔</span><chmetcnv wst="on" unitname="毫米" sourcevalue="1" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">毫米</span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">、长</span><chmetcnv wst="on" unitname="cm" sourcevalue="80" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">80CM</font></span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">的规则的“双缝”来,把这双缝之间的束管层取开,一条</span><chmetcnv wst="on" unitname="毫米" sourcevalue="1" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">毫米</span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">宽的长槽就呈现出来,也可以作</span><span lang="EN-US"><font face="Times New Roman">180</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">度对剖。这样,取纤就很容易的。采用“双缝”解决了光纤取拿易断纤的问题,采用“斜刃”,解决了原工具速度慢、负何重的问题,能使束管迎刃而解,轻松易剖。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;"><font size="3">  二、实际运用,效果满意</font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  </span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">、带电路更换光缆</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  光缆线路迁改割接时,通常是在两端会合处将原光缆割断,然后,分别接入新缆。这种割接办法会造成电路中断,采用一部熔接机时,中断时间一般在两小时以上;采用两部熔接机时,中断时间也在三十分钟以上(视操作人员熟练程度而异)。有时因熔接机障碍,光缆割断后长时间不能恢复主用电路,这类现象屡见不鲜。对于一级光缆干线会造成严重损失。现在有我们研制的“束管纵部刀具”就不同了,在绵阳至三台光缆的迁改割接中,运用该工具成功地实现了带电路更换光缆,在我省(我国)光缆维护中开了先例。绵阳至三台光缆采用</span><span lang="EN-US"><font face="Times New Roman">1+1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">系统配置,即</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">个主用系统,</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">个热备用系统,对于“</span><span lang="EN-US"><font face="Times New Roman">n+1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">”、“</span><span lang="EN-US"><font face="Times New Roman">n+2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">”配置的一级干线,其带电换缆的道理相同。基本作法是:在割接之前,详细新闻记者竣工技术资料和曾经变动后的资料,熟悉纤号及色谱,通过机务部门了解当前纤芯使用情况,并按照“一二一”的办法实施割接,即一人指挥,二人接续,(采用两台熔接机在两端割接点分别实施割接),一人测试,(通过</span><span lang="EN-US"><font face="Times New Roman">OROR</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">在机房监测,使接点衰耗在</span><span lang="EN-US"><font face="Times New Roman">0.1db</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">以下)。具体方法是:</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)指挥员通过短波电台(也可以是移动电话、对讲机等联络手段)将二接续员与测试员之间构成畅通的联络,指挥员应在二接续点任一现场,也可由接续员兼任。</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)将新敷设光缆按常规办法剥去</span><chmetcnv wst="on" unitname="cm" sourcevalue="80" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">80cm</font></span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">外皮,清理好纤芯待用。</span><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)两接续点同时用外护套纵剖刀将原先预定割接处剖开</span><span lang="EN-US"><font face="Times New Roman">60<chmetcnv wst="on" unitname="cm" sourcevalue="80" hasspace="False" negative="True" numbertype="1" tcsc="0">-80cm</chmetcnv></font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,去掉护套,小心地去除填充绳等,保留加强件和所有束管。</span><span lang="EN-US"><font face="Times New Roman">4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)用“光缆束管纵剖刀具”剖开束管,取出纤芯,并作相应清洁处理,若有多余束管可暂保留主用系统所在束管。</span><span lang="EN-US"><font face="Times New Roman">5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">)指挥员发出口令,明确当前接续纤号,指明该纤色谱,两接员同时从原缆上开断该纤芯,接入新缆,测试员同时监测,达标后,再继续下一纤芯的接续。应当指出:必须按照空芯、热备用系统、主用系统的顺序逐系统实施接续,接续一芯后,再开断一芯,系统之间不可交叉进行。这样,当所有纤芯均接续无误后,方可装盒,清理现场,带电路换缆的工作即告结束。在此期间,只要操作无误,光端机只有正常的系统自动切换动作,不会出现中断警示。对于</span><span lang="EN-US"><font face="Times New Roman">n+0</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">配置,通常用于二级线路和农话线路,一级线路很少采用。这种配置带电换缆时,会有一分钟内中断电路时间,应在两相邻机务站机务员配合下进行,当机务员动作熟练时,中断时间可短至十秒以内。要达到十秒之内中断时间的基本做法是:由于“</span><span lang="EN-US"><font face="Times New Roman">n+0</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">”的配置虽无热备用,但一般都有空芯,可按上述方法,做好接续准备后,先接好两条空芯,在听到指挥员“准备换芯”口令时,两相邻机务员(最好各二名),各负责一个活接头,每个人都用一只手推住尾纤端部,另一只手将活接头螺帽拧至全松,继续推住尾端不动,目的是防止螺母松开后瞬间光耦合不良,当听到指挥员“换”的口令后,迅速将原尾纤抽下,立即按事先约定的空芯线序置入,并拧紧螺帽。只要配合默契,实现</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">秒内成功转换是有把握的。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  </span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">、带电修复断纤</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  从绵阳长线局几年来的障碍统计看,光缆的部分断纤障碍占</span><span lang="EN-US"><font face="Times New Roman">60</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">%</span><span lang="EN-US"><font face="Times New Roman">-80</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">%,这类障碍都是由于火药枪、气弹枪、放炮飞石等外力造成。处理部分断纤障碍,过去都是一刀两断,重新接头。这种办法虽然操作简单,与工程施工接法相同,但弊端很多。一是必须全部中断电路,损失大。二是给线路造成不必要的接点损耗,许多中断段由于线路长,损耗值富余度本来就很少,很容易造成电路稳定度劣化,长期影响通信质量。二是为减少通信损失,割接时间通常安排在夜间,劳动条件差。</span><span lang="EN-US"><font face="Times New Roman">1995</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">年</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">月以来,我们运用“双缝余刃光缆束管纵剖刀具”先后对绵锌、梓剑、广旺等十多个中断段进行带电修复,均获得成功。</span><span lang="EN-US"><font face="Times New Roman">1996</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">年</span><span lang="EN-US"><font face="Times New Roman">12</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">月中旬,成都至广元光缆德阳至绵阳中继段,在距德阳</span><chmetcnv wst="on" unitname="km" sourcevalue="10.703" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">10.703km</font></span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">处因气弹枪伤缆,造成部分断纤障碍。成广光缆共</span><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">芯,分装在两条束管内,经测试和现在带电检查,</span><span lang="EN-US"><font face="Times New Roman">1-4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯正常,</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号束管正常,</span><span lang="EN-US"><font face="Times New Roman">5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯受伤,涂覆层已掉去</span><chmetcnv wst="on" unitname="毫米" sourcevalue="8" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">毫米</span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">一段,</span><span lang="EN-US"><font face="Times New Roman">7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯已断,</span><span lang="EN-US"><font face="Times New Roman">6</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯、</span><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯都有伤痕,</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号束管被铅弹击碎约</span><chmetcnv wst="on" unitname="厘米" sourcevalue="3" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">厘米</span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">长一段。从测试曲线看,</span><span lang="EN-US"><font face="Times New Roman">5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号、</span><span lang="EN-US"><font face="Times New Roman">6</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号、</span><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯在此点无明显衰耗,可以不断开。因此,我们仍然采用带电修复的办法。</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号束管无损伤好办,采用“束管纵剖刀具”,</span><span lang="EN-US"><font face="Times New Roman">10</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">秒钟内</span><chmetcnv wst="on" unitname="米" sourcevalue="1.2" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">1.2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">米</span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">长的束管变成了两半边。</span><span lang="EN-US"><font face="Times New Roman">1-4</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号纤没受到任何损伤,只待一会儿盘绕收容即可。难就难在</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号束管,因为破损严重,此处束管起不到支撑保护作用,三根受伤的纤芯与两端沉甸甸的光缆相持,而且束管破碎后,操作过程中极易折弯,稍有不慎打伤处就会折成死弯,已经有伤的纤芯就会全部断裂。光纤中传输的信号就将彻底中断。我们从以往的经验中已经意识到这一点。因此,加强芯事先不能断开,在加强件的保护下,弹伤处就不易折弯。但是,由于光缆成缆的要求,束管与加强芯形成周期性正反纽绞,这种纽绞使束管开剖难度更大,为了克服束管纽绞影响开剖的问题,我们曾经几次改进了“束管纵剖刀具”,并采用“换手不转缆,剖刀来回转”的办法,使问题得到圆满解决。由于束管中间被打伤,开剖时应从两端向中间进行。开剖时,两人护缆一人开剖,必须认认真真,小心翼翼。此次开剖受伤束管,由于事先精心计划了操作步骤,所以,开剖中每前进一步都有条不紊,十分顺利。大约三分钟,</span><span lang="EN-US"><font face="Times New Roman">2</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号束管开剖完毕,</span><span lang="EN-US"><font face="Times New Roman">5</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号、</span><span lang="EN-US"><font face="Times New Roman">6</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号、</span><span lang="EN-US"><font face="Times New Roman">8</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号纤芯依然如故,只需将</span><span lang="EN-US"><font face="Times New Roman">7</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">号芯按常规接续后,盘绕即成。从以上情况看,带电割接主要是对受伤束管和受伤纤芯的高度重视,只要处理方法正确,带电修复就会成功。从开剖外护套到装盒上杆,花去近两个小时时间,机务站却不知不觉,光端机没有告警,信号一直在正常传输。</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  </span><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">、带电作分歧</span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US"><p><font face="Times New Roman" size="3">&nbsp;</font></p></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">  光缆线路竣工后,常因新的要求,需要在光缆上开缆分歧。自从“从缝斜刃光缆束管纵剖刀具”研制成功后,这种分歧相当于在光缆上开一小天窗,再也用不着切断光缆大动干戈了,有时还可节约大笔资金。因修宝珠寺水电站而迁局的青川县白水邮电支局,在广元至青川光缆竣工前,迁局工程尚未完成,也因白水大桥未通,当时不便做分歧。因</span><chsdate wst="on" year="1997" month="3" day="14" islunardate="False" isrocdate="False"><span lang="EN-US"><font face="Times New Roman">1997</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">年</span><span lang="EN-US"><font face="Times New Roman">3</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">月</span><span lang="EN-US"><font face="Times New Roman">14</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">日中午</span></chsdate><span lang="EN-US"><font face="Times New Roman">12:00</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,我们利用“双缝斜刃光缆束管纵剖刀具”,在</span><span lang="EN-US"><font face="Times New Roman">1</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">小时</span><span lang="EN-US"><font face="Times New Roman">20</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">分钟内顺利完成分歧工作,没有中继段处于大山区,线路竣工长度已达</span><chmetcnv wst="on" unitname="km" sourcevalue="65" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">65Km</font></span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,而且因新建公路放炮、塌方,已多处抢修割接,为了保证线路通信质量,我们规定接头之间距离不得低于</span><chmetcnv wst="on" unitname="m" sourcevalue="600" hasspace="False" negative="False" numbertype="1" tcsc="0"><span lang="EN-US"><font face="Times New Roman">600m</font></span></chmetcnv><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">,此次分歧处与河对岸接头只有</span><span lang="EN-US"><font face="Times New Roman">500</font></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: &quot;Times New Roman&quot;; mso-hansi-font-family: &quot;Times New Roman&quot;;">余米,而且是飞档,由于采用带电作分歧,不用切断主电路,因此不用飞过河,可在支局附近适当位置分歧,从而节省了光缆、钢绞线,减少了作飞档、加固杆路等大量的人力、物力,赢得了时间,减少了开支一万元</span></font></p><p></p>




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