题目：S700K 转辙机的原理与维护分析 中文摘要摘要：近年来，随着铁路大规模提速和既有线路改造，S700K 型提速道岔转辙设备也得到了广泛的推广和使用。现场维护人员必须尽快掌握 S700K 电动转辙机的工作原理、传动原理、使用方法、维护方法和故障处理的方法，保证铁路列车安全、高效地运行。S700K 电动转辙机结构先进，工艺精良，采用道岔机械锁闭装置，道岔两根尖轨和可动心轨采用多点牵引，以三相交流电动机作为动力，没有直流电动机的整流子，易于集中操作，实现自动化，而且可以做到 “少维护、无维修” 从而既提高了设备的可靠性和使用寿命，又符合中国铁路运营的特点和发展方向。本文主要概述介绍了 S700K 电动转辙机结构、特点、作用。详细介绍了 S700K 电动转辙机的工作原理进行分析介绍，并介绍了 S700K 电动转机的安装与调整，因为安装与调整也是 S700K 电动转辙机日常维护的重要内容。重点对 S700K 电动转辙机的日常检修维护进行了解释，对出现的常见故障进行了分析研究。对其维护具有重要的作用。做好日常的检修维护工作才能真正实现 S700K 电动转辙机“少维护、无维修”。关键词：S700K 电动转辙机；维护；调整；故障处理i ABSTRACTTitle: Maintenance and analysis principle of S700K switch machineABSTRACT: In recent years, along with the large-scale railway speed increase and improvement of the existing lines, S700K type railway switch equipment has also been widely promotion and use. On site maintenance personnel as soon as possible to master the work principle of S700K electric switch machine, transmission principle, method of use, maintenance and fault treatment method, to ensure the safe, efficient operation of the railway train.The structure of S700K electric switch machine is advanced, sophisticated technology, the switch mechanical locking device, switch rail and the movable rail with two more traction, a three-phase AC motor as the driving force, no DC motor commutator, easy operation, automatic, and can be "less maintenance, repair" so as to improve the equipment the reliability an...
