Machine room movable operation and maintenance device

The invention relates to a machine room movable operation and maintenance device. The machine room movable operation and maintenance device is characterized in that the machine room movable operation and maintenance device comprises a working table which is arranged on a movable base, a liquid crystal displayer is arranged on the upper surface of the working table, a pull-type tray for containing a keyboard and a mouse is embedded into the front side face of the working table, at least two telescopic type two-in-one signal cables and a telescopic type power line are embedded into the rear side face of the working tale, one end of each telescopic type two-in-one signal cable and one end of the telescopic type power line are both connected with a signal switching unit, a signal line of the keyboard, a signal line of the mouse, the power supply end of the liquid crystal displayer and a signal line of the liquid crystal displayer are all connected with the signal switching unit, and a signal switching button of t