A connector, comprising: a connecting rod comprising a connecting rod body and a connecting rod terminal, wherein the connecting rod body is provided with a first latching groove and a second latching groove, and the connecting rod body is further provided with a plugging hole and an intermediate vent hole, the plugging hole is in communication with the first latching groove and the second latching groove, respectively, the connecting rod terminal extends through the plugging hole, and the intermediate vent hole is in communication with the first latching groove and the second latching groove, respectively; a first female receptacle comprising a first receptacle body located in the first latching groove and a first conductive terminal, wherein the first receptacle body is provided with a first mounting groove and a first vent hole both in communication with the first latching groove, the first conductive terminal is latched in the first mounting groove, and an end of the connecting rod terminal is located in the first mounting groove and is slidably connected to the first conductive terminal; and a second female receptacle comprising a second receptacle body located in the second latching groove and a second conductive terminal, the second receptacle body is provided with a second mounting groove and a second vent hole both in communication with the second latching groove, the second conductive terminal is latched into the second mounting groove, and another end of the connecting rod terminal is located in the second mounting groove and is slidably connected to the second conductive terminal; wherein the connecting rod terminal is adapted to slide in a first direction with respect to the first conductive terminal, and the connecting rod terminal is adapted to slide in a second direction with respect to the second conductive terminal, the connecting rod terminal is further adapted to slide in an axial direction of the connecting rod body with respect to the second conductive terminal, the axial direction of the connecting rod body, the first direction, and the second direction are mutually perpendicular to one another. a connecting rod comprising a connecting rod body and a connecting rod terminal, wherein the connecting rod body is provided with a first latching groove and a second latching groove, and the connecting rod body is further provided with a plugging hole and an intermediate vent hole, the plugging hole is in communication with the first latching groove and the second latching groove, respectively, the connecting rod terminal extends through the plugging hole, and the intermediate vent hole is in communication with the first latching groove and the second latching groove, respectively; a first female receptacle comprising a first receptacle body located in the first latching groove and a first conductive terminal, wherein the first receptacle body is provided with a first mounting groove and a first vent hole both in communication with the first latching groove, the first conductive terminal is latched in the first mounting groove, and an end of the connecting rod terminal is located in the first mounting groove and is slidably connected to the first conductive terminal; and a second female receptacle comprising a second receptacle body located in the second latching groove and a second conductive terminal, the second receptacle body is provided with a second mounting groove and a second vent hole both in communication with the second latching groove, the second conductive terminal is latched into the second mounting groove, and another end of the connecting rod terminal is located in the second mounting groove and is slidably connected to the second conductive terminal; wherein the connecting rod terminal is adapted to slide in a first direction with respect to the first conductive terminal, and the connecting rod terminal is adapted to slide in a second direction with respect to the second conductive terminal, the connecting rod terminal is further adapted to slide in an axial direction of the connecting rod body with respect to the second conductive terminal, the axial direction of the connecting rod body, the first direction, and the second direction are mutually perpendicular to one another.