Filter screen convenient to disassemble and assemble for electric appliance cabinet

The utility model discloses a filter screen convenient to disassemble and assemble for an electric appliance cabinet, which comprises an electric appliance cabinet main body and a disassembling and assembling mechanism, the disassembling and assembling mechanism used for disassembling and assembling the filter screen is arranged in the electric appliance cabinet main body used for taking and placing the filter screen, and the disassembling and assembling mechanism comprises a composition frame, a toothed plate, a guide table, a threaded cavity, a screw rod, a screw cap and a sliding table, a toothed plate is fixedly installed on the front face of the composition frame, and a threaded cavity is formed in the left side in the guide table. The technical problems that an existing electric appliance cabinet is simple in heat dissipation structure, a filter screen is mostly directly fixed to the inner side of a heat dissipation window through bolts, the protection performance is poor, meanwhile, disassembly and ass