The present invention relates to a plugging device configured for replacing electric energy meter without power cut. The plugging device comprises an uninterruptible power supply plugboard and a protection pedestal, the uninterruptible power supply plugboard is connected with the protection pedestal when the uninterruptible power supply plugboard does not work, the protection pedestal comprises a pedestal body, pin holding holes and absorption modules, the pin holding holes are arranged on the first surface of the pedestal body, the first surface of the pedestal is a contact surface of the pedestal body and the uninterruptible power supply plugboard, and the pin holding holes hold pins of the uninterruptible power supply plugboard when the uninterruptible power supply plugboard does not work, the absorption modules are respectively arranged in the first surface and the pin holding holes, and the absorption modules are mutually contacted with the uninterruptible power supply plugboard when the uninterruptible power supply plugboard does not work. Compared to the prior art, the plugging device configured for replacing an electric energy meter without power cut is simple to operate, easy to be disposed and convenient to plug, etc.