近期有很多客户咨询安全滑触线改造问题，介绍以下安全滑触线改造需要注意的要点：

　　In the near future, many customers have consulted the problem of the reconstruction of the safety slip line. In this paper, the author summarizes the above problems, and introduces the main points for the following modifications:

　　1、安全滑触线在改造前，需要了解旧安全滑触线是否有改造的必要，例如集电器在运行到安全滑触线某个位置，经常断电，其实是因为接头位置出现松动，进行维修就可以解决，这种情况下可以不进行改造。

　　1, safe slide wire in the transformation of the former, need to understand the need for old safety sliding contact line is transformed, such as collector in the run to a safe position, the sliding contact line is often cut off, because the joint position is loose, maintenance can be resolved, this situation can not transform.

　　2、在确定好旧安全滑触线必须要改造的情况下，需要客户先确定滑触线的选型，因为滑触线主要分为四类：单极安全滑触线、多极安全滑触线、高温刚体滑触线、无接缝滑触线等产品，根据起重机的吨位、现场情况选择一款合适的滑触线。

　　2, in determining the good old security trolley line must reform under the condition of customer needs to determine the selection of sliding contact line, because the sliding contact line is divided into four categories: single pole safety sliding contact line, multi safety sliding contact wire, high temperature rigid sliding contact line, no joint sliding contact line and other products, according to the the crane tonnage, the scene to choose a suitable sliding contact line.

　　3、确定好选择的滑触线类型后，需要核算滑触线的造价等情况，如果客户对于滑触线质量以及价格有要求，可以要求国内几家知名企业，邮寄滑触线样品，进行对比选择。

　　3, determine the sliding contact line type selection, cost accounting and so on sliding contact line, if the customer for sliding contact line quality and price requirements, may require several well-known domestic enterprises, by sliding contact line sample, comparison and selection.