Indoor back-up combined equipment for turnout switch machine

The utility model discloses a turnout switch machine indoor backup combination device which comprises an interlocking device, an existing turnout combination, a branching cabinet and a switch machine which are connected in sequence, and the interlocking device and the branching cabinet are respectively connected with the existing turnout combination and a newly-added turnout combination through a reverse switch cabinet. When equipment is normal, the main turnout combination is used, when a fault occurs, the indoor main turnout combination is inversely switched to the standby turnout combination, and the device can quickly eliminate the indoor fault, reduce the fault influence range and improve the fault processing efficiency. 本实用新型公开了一种道岔转辙机室内后备组合设备，包括依次相连的联锁设备、既有道岔组合、分线柜和转辙机，所述联锁设备与分线柜均通过倒切开关柜分别与既有道岔组合及新增道岔组合相连。本实用新型在设备正常时，使用主用道岔组合，当发生故障时，将室内主用道岔组合倒切至备用道岔组合，此装置能快速排除室内故障，且能缩小故障影响范围，提高故障处理效率。