Mobile trolley used for disassembly and assembly of large-sized frequency converter

The utility model discloses a mobile trolley used for disassembly and assembly of a large-sized frequency converter. The mobile trolley is characterized in that two tracks are arranged on the base plate of the mobile trolley, a mobile flat plate is arranged on the tracks through wheels, and the mobile flat plate supports the bottom of the frequency converter. Due to the adoption of the structure, the mobile trolley provided by the utility model is convenient to use and operate, the manufacturing cost is low, the efficiency for disassembling and assembling the frequency converter is effectively improved, and the time for disassembling and assembling the frequency converter is reduced to 1 to 2 hours now from 7 to 10 hours required before due to the adoption of the mobile trolley. The maintenance time is reduced greatly, the normal production of a coke oven is ensured, the coke oven loss rate is lowered, and the productivity effect of the coke oven is improved directly or indirectly.