Switch cabinet busbar grounding handcart anti-misoperation locking device and anti-misoperation locking method

The invention relates to a switch cabinet busbar grounding handcart anti-misoperation locking device and belongs to the electric power system relay protection and automation technical field. The switch cabinet busbar grounding handcart anti-misoperation locking device includes a CPU module in communication connection with a switch; output ends of the CPU module are connected with a handcart position acquisition module and an electrification display state acquisition module; the handcart position acquisition module and the electrification display state acquisition module are both in communication connection with a logic judgment module; the logic judgment module is in communication connection with the CPU module; and the CPU module is in communication connection with an execution module. The switch cabinet busbar grounding handcart anti-misoperation locking device of the invention has the advantages of flexible design, function integration and convenient construction, and can assist in decreasing engineering investment and improving construction efficiency.