Electrical connection device

The invention relates to an electrical connection device. The device comprises at least one clamp, and at least one electrode for electrically connecting and clamping at least one electrical component, wherein the clamp comprises a first clamping part, a second clamping part and a first sensing elastic piece; the second clamping part is arranged opposite to the first clamping part; the electrode is suitable for electrical connection and is clamped between the first clamping part and the second clamping part; the first sensing elastic piece is fixed with the first clamping part, and is connected with a first sensor to form a first contact part; the first sensor is used to sense the first parameter of the electrical component; and the first contact part is used to contact with the electrode.