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                        <h1 class="title">电缆接头做法与电缆接头标准规定</h1>
                        <div class="summary"><span>发布时间: <time>2021-11-10</time></span> <span>作者: 超级管理员</span> <span>查看: 2086</span></div>
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                        <p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">1、导体的连接导体的连接要求低电阻和足够的冲击韧性，电缆接头连接时不能有斜角。铆接压力在中间电缆中的电导体连接中很常见，应注意以下几点：</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">(1)选择合适的电导体连接管的导电性和冲击韧性。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">(2) 压接对接内径与被连接电极芯径之间的间隙为0.81.4mm。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">(3)铆接后接头的电阻不得超过相同截面积导体的1.2倍，铜导体接头的抗压强度至少为60N/mm2。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">(4)铆接前，在电导体外表面和连接管表面涂上导电胶，用钢刷破坏空气氧化膜。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">(5)接头和芯导体的斜面和毛刺用刀或砂纸打磨抛光。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">2、内部半导体材料屏蔽解决。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">如果电缆本身具有内屏蔽层，则在制造接头时必须修复压接电导体部分的内屏蔽层。电缆的内部半导体材料必须是自由的，以方便管子的连接。接头被屏蔽并可以互连，以保证内部半导体材料的连续性，从而使接头对接处的磁场强度分布均匀。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">3. 外部半导体材料的屏蔽解决方案。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">外层半导体材料的屏蔽是一种半导体材料，它充当来自电缆外部和电缆接头绝缘层的对称静电场，起着非常重要的作用，就像内层半导体材料的屏蔽一样。电缆和接头。外置半导体材料的端口号应整齐对称，并与绝缘层连接顺畅，电缆接头用半导体材料胶带包裹，电缆本体外的半导体材料应保护连接用钢棒。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;"><img src="/static/upload/image/20211110/1636533181993654.jpg" title="电缆接头" alt="电缆接头" width="600" height="600" style="width: 600px; height: 600px;"/></span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">4. 电缆响应锥体的解决方案。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">工程施工过程中，反应速率锥尽可能准确，电缆接头所有球面具有相同的电位差，交叉电缆反射锥通常使用特殊刀具制作，用锋利的刀片钻孔，基本成型后，用2毫米厚的夹层玻璃刮，最后用砂纸从粗到细打磨，直到光滑干净。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">5、金属材料屏蔽，接地装置松动。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">电缆和接头的屏蔽金属材料的有效性主要用于测试传输电缆故障的短路能力和屏蔽磁场对相邻通信设备的干扰信号。良好接地装置的条件。电位差为零。当电缆出现常见故障时，它可以在很短的时间内传输短路容量。电线接头必须采用电焊焊接，箱体两侧电缆本身的金属材料必须屏蔽，铠装电缆必须采用强电焊焊接，终端设备头的接地装置必须可靠.</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">6、接头的密封性和机械设备的维护。</span></p><p style="text-indent: 2em; line-height: 2em;"><span style="font-size: 18px;">接头的坚固性和机械设备的维护保证了接头的可靠运行。电缆接头确保电缆接头处没有水或湿气进入，并且必须在接头中安装接头维护槽或混凝土维护盒。</span></p><p><br/></p>
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