Connection device and electric machine

The invention relates to a connection device (10) for connecting at least one electric waveguide, as used in a winding of an electric machine for a vehicle, to an electrical energy source or to an electrical energy accumulator or consumer. The connection device (10) comprises a first channel (26) via which a coolant can be introduced into the at least one waveguide. The invention further relates to an electric machine having at least one such connection device (10). 本发明涉及种用于将至少个空心电导体连接到电源或蓄电器或负载的连接装置(10)，例如所述至少个空心电导体应用在车辆的电机的绕组中。连接装置(10)具有第通道(26)，通过该第通道能将冷却剂引入所述至少个空心导体中。本发明此外涉及种具有至少个这样的连接装置(10)的电机。