Withstand voltage test equipment for basin-type insulator

The utility model provides a withstand voltage test device for a basin-type insulator. The basin-type insulator withstand voltage test equipment comprises a base; the bracket is movably arranged on the base; the number of the supports is multiple, the multiple supports are arranged at intervals in the length direction of the base, and each support is used for supporting the basin-type insulator corresponding to the support. The two shielding flanges are respectively sleeved on the basin-type insulators positioned at the two ends of the base in the plurality of basin-type insulators; connecting flanges, wherein two adjacent basin-type insulators are connected through the connecting flanges; the connecting contacts of two adjacent basin-type insulators are conductively connected through the conductor; each support comprises a support body and at least two supporting parts arranged on the support body, the at least two supporting parts are arranged at intervals in the circumferential direction of the basin-type