Car lifting jack safety monitoring device and rolling stock maintenance system

The utility model discloses a car lifting jack safety monitoring device and a rolling stock maintenance system. The car lifting jack safety monitoring device comprises an intelligent control cabinet,a video display unit and a touch display unit, the intelligent control cabinet is provided with a controller, a video display unit and a touch display unit, the touch display unit is provided with anoperation mode selection touch key, and the controller receives an operation mode and controls a car lifting jack transmission device to execute corresponding actions; the parameter acquisition unit is used for sending the acquired running parameters of the car lifting jack to the controller, and the controller is used for carrying out data analysis and fault judgment on the running parameters andsending the running parameters and a fault judgment result to the touch display unit to be displayed; and the video acquisition unit sends acquired video data to the controller, and the controller sends the video data to the v