Coaxial switch connector and connector assembly

The utility model discloses a coaxial switch connector and a connector assembly. The coaxial switch connector comprises an insulating upper seat, an insulating lower seat, a terminal assembly and a metal shell. The insulating upper seat is provided with a first groove structure and a first through hole structure, and the metal shell is provided with a second groove structure matched with the first groove structure and a second through hole structure opposite to the first through hole structure. The terminal assembly comprises an elastic terminal and a fixed terminal, and an elastic arm of the elastic terminal is located below the first through hole structure, is electrically connected with the fixed terminal in a natural state, and is disconnected with the fixed terminal under the action of external force. Compared with the prior art, the electromagnetic shielding device has the advantages of excellent electromagnetic shielding performance, high test accuracy and small size, and can be applied to electronic p