Multi-functional maintenance trolley

The invention discloses a multi-functional maintenance trolley. The multi-functional maintenance trolley comprises a trolley body with wheels, wherein a lifting platform is arranged on the trolley body, four clamping grooves are formed in the platform and are divided in two groups, the clamping grooves in the same group are arranged in parallel, two limitation plates are respectively embedded into two groups of the clamping groves, the limitation plates can move in the clamping grooves in parallel, graduations are marked on the clamping grooves, and limitation sleeves are arranged on the limitation plates. By the multi-functional maintenance trolley, the operating function of switching a state of a trolley switch of a conventional circuit breaker maintenance trolley can be achieved, the multi-functional maintenance trolley can be applied to various types of equipment, the fixed location management of a substation maintenance trolley is facilitated, and the multi-functional maintenance trolley is low in cost a