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class="proshowname">產(chǎn)品名稱：<h1>JK-T-350腳扣</h1></div> <p>產(chǎn)品型號(hào)：</p> <p>廠商性質(zhì)：生產(chǎn)廠家</p> <p>所在地：上海市</p> <p>更新時(shí)間：2024-08-03</p> <p>產(chǎn)品簡(jiǎn)介：</p> <p><p> <div id="f55nvtnxj1n" class="desc">JK-T-350腳扣套在鞋上爬電線桿子用的一種弧形鐵制工具。利用杠桿作用，借助人體自身重量，使另一側(cè)緊扣在電線桿上，產(chǎn)生較大的摩擦力，從而使人易于攀登；而抬腳時(shí)因腳上承受重力減小，扣自動(dòng)松開(kāi)。}</div> </p></p> </div>  <div id="f55nvtnxj1n" class="x-1"> <div id="f55nvtnxj1n" class="b-1">產(chǎn)品特性<span>Product characteristics</span></div> <link type="text/css" rel="stylesheet" href="/css/property.css"> <script> window.onload=function(){ changeTableHeight(); } window.onresize=function(){ changeTableHeight(); } function changeTableHeight(){ $(".proshowParameter table th").each(function?(i,o){ ????var $this=$(o),? ????height=$this.next().height(); ????$(this).css("height",height); var obj = $(o); var val = obj.text(); if(val == '' || val == null || val == undefined){ $(this).addClass('none'); }else{ $(this).removeClass('none'); } }); $(".proshowParameter table td").each(function?(i,o){ var obj = $(o); var val = obj.text(); if(val == '' || val == null || val == undefined){ $(this).addClass('none'); }else{ $(this).removeClass('none'); } }); } </script> <section class="proshowParameter"> <table style=" margin-bottom:20px;"> <tbody> </tbody> </table> </section><p>JK-T-350腳扣</p><p>JK-T-350腳扣</p><p></p><p><strong>上?？档请姎饪萍加邢薰?/strong></p><p><span style="font-family:times new roman; font-size:10.5pt">套在鞋上爬電線桿子用的一種弧形鐵制工具。</span></p><p><span style="font-family:times new roman; font-size:10.5pt">利用杠桿作用，借助人體自身重量，使另一側(cè)緊扣在電線桿上，產(chǎn)生較大的摩擦力，從而使人易于攀登；而抬腳時(shí)因腳上承受重力減小，扣自動(dòng)松開(kāi)。利用力學(xué)中的自鎖現(xiàn)象。如果作用于物體的主動(dòng)力的合力Q</span><span style="font-size:10.5pt">的作用線在摩擦角之內(nèi)，則無(wú)論這個(gè)力怎樣大，總有一個(gè)全反力</span><span style="font-family:times new roman; font-size:10.5pt">R</span><span style="font-size:10.5pt">與之平衡，物體保持靜止；反之，如果主動(dòng)力的合力</span><span style="font-family:times new roman; font-size:10.5pt">Q</span><span style="font-size:10.5pt">的作用線在摩擦角之外，則無(wú)論這個(gè)力多么小，物體也不可能保持平衡。這種與力大小無(wú)關(guān)而與摩擦角有關(guān)的平衡條件稱為自鎖條件，現(xiàn)象叫自鎖現(xiàn)象。一般采用高強(qiáng)無(wú)縫管制作，經(jīng)過(guò)熱處理，具有重量輕、強(qiáng)度高、韌性好；可調(diào)性好，輕便靈活；安全可靠，攜帶方便等優(yōu)點(diǎn)，是電工攀登不同規(guī)格的水泥桿或木質(zhì)桿的理想工具。</span></p><p><br /><strong>使用注意事項(xiàng)</strong><strong>：</strong></p><p><span style="font-family:times new roman; font-size:10.5pt">1.</span><span style="font-size:10.5pt">安全繩使用前必須做一次檢查，發(fā)現(xiàn)破損停止使用，配戴時(shí)活動(dòng)卡子系緊，不可接觸明火和化學(xué)物品。　　</span></p><p><span style="font-family:times new roman; font-size:10.5pt">2.</span><span style="font-size:10.5pt">安全繩經(jīng)常保持清潔，用完后妥善存放好，弄臟后可用溫水及肥皂水清洗在蔭涼處晾干，不可用熱水浸泡或日曬火燒。　　</span></p><p><span style="font-family:times new roman; font-size:10.5pt">3.</span><span style="font-size:10.5pt">使用一年后，要做全面檢查，并抽出使用過(guò)的</span><span style="font-family:times new roman; font-size:10.5pt">1%</span><span style="font-size:10.5pt">做拉力試驗(yàn)，以各部件無(wú)破損或重大變形為合格（抽試過(guò)的不得再次使用）</span></p><p><strong>登桿腳扣分類</strong><strong>：</strong></p><p><span style="font-family:times new roman; font-size:10.5pt">腳扣主要有水泥桿腳扣和木桿腳扣，又分三角管腳扣和圓管腳扣。</span></p><p><span style="font-family:times new roman; font-size:10.5pt">木桿腳扣用途：腳扣主要適用于電力、郵電線路混凝土桿或鋼管塔登高用。</span></p><p><span style="font-family:times new roman; font-size:10.5pt">水泥桿腳扣用途：水泥桿腳扣適用于電力、郵電線路水泥桿登桿。</span></p><p> </p> </div> <link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" src="/skins/Scripts/order.js?v=20210318" type="text/javascript"></script> <a name="order" id="order"></a> <div id="f55nvtnxj1n" class="ly_msg" id="ly_msg"> <form method="post" name="form2" id="form2"> <h3>留言框 </h3> <ul> <li> <h4 class="xh">產(chǎn)品：</h4> <div id="f55nvtnxj1n" class="msg_ipt1"><input class="textborder" size="30" name="Product" id="Product" value="JK-T-350腳扣" placeholder="請(qǐng)輸入產(chǎn)品名稱" /></div> </li> <li> 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