Video monitoring system for large railway maintenance machinery

The utility model relates to a video monitoring system for large railway maintenance machinery. The problems that in the operation process of an existing large road maintenance machine, key position conditions cannot be clearly mastered, a system cannot meet the video monitoring requirement, the information transmission efficiency between the system and a dispatching command center is not high, and the equipment and operation conditions cannot be monitored in real time are solved. The system comprises a video acquisition module, an alarm acquisition module, an industrial control display module, a video storage management module and a network switching module, wherein the network switching module is respectively connected with the video acquisition module, the alarm acquisition module, the industrial control display module and the video storage management module. According to the system, key positions of operators inside the vehicle, operators outside the vehicle and the road maintenance machinery can be monit