Short mechanism device of double-opening sliding plug door

The invention discloses a short mechanism device of a double-opening sliding plug door. The device comprises a motor, a transmission assembly, a left door carrying frame and a right door carrying frame which are sequentially connected, and the short mechanism device of the double-opening sliding plug door further comprises a bearing assembly, two linear guide rails are installed on a bearing beam in the bearing assembly, the two linear guide rails are arranged in an up-down staggered mode, and the two linear guide rails are connected to the left door carrying frame and the right door carrying frame correspondingly and used for enabling the left door carrying frame and the right door carrying frame to move in the X direction. The short mechanism device is provided for the double-opening sliding plug door of a railway vehicle, the occupied space is small, modular design is adopted, the structure is simple, reliability is high, and maintenance is easy. 本发明公开了一种双开塞拉门短机构装置，该装置包括依次连接的电机、传动组件和左右携门架，双开塞拉门短机构装置还包括承载组件