Detection device of switch auxiliary node and switch equipment

The utility model relates to a switch auxiliary node detection device and switch equipment. The detection device of the switch auxiliary node comprises a node series connection module, a voltage dividing element and voltage detection equipment, at least two closed auxiliary nodes of the series-connected switches are connected between the first end and the second end of the node series-connection module, the first end of the node series-connection module is connected with the first end of the voltage dividing element, and the second end of the node series-connection module is connected with the second end of the voltage dividing element; the voltage detection device is connected with the first end and the second end of the voltage dividing element and detects voltage at the two ends of the voltage dividing element. By adopting the detection device of the switch auxiliary node, the detection of a plurality of closed auxiliary nodes can be completed through one-time operation, and the detection efficiency is hig