The utility model relates to a novel electric energy meter of terminal box supports fixedly device, its technical scheme is: including locating lever, electric energy meter fixed plate and terminal box fixed plate, the length direction of locating lever is equipped with two spout rails, the length direction who sets up at the locating lever, the locating lever through swing joint electric energy meter fixed plate and terminal box fixed plate on two spout rails, the setting of terminal box fixed plate is at the downside of electric energy meter fixed plate, the electric energy meter fixed plate passes through electric energy meter fixed plate bolted connection to the spout rail, the terminal box fixed plate pass through terminal box fixed plate bolted connection to the spout rail, the locating lever on be provided with first support fixed connection hole and second support fixed connection hole, first support fixed connection hole and second support fixed connection hole to pass through U -shaped bolted connection fixed, the beneficial effects of the utility model are that: the scene is installed swift convenience, is shortened installation time, saves personnel's input, has shortened construction period.