Overhead terminal capable of being installed and maintained conveniently

The utility model provides an overhead terminal capable of being installed and maintained conveniently. The overhead terminal comprises a shell and a wire-clamping mechanism installed inside the shell; a battery box is detachably installed on the shell; a detachable expansion board is arranged below the battery box; a transparent cover is installed on the shell; the transparent cover is fastened via thread; and the transparent cover and the shell are sealed by adopting a sealing ring. According to the overhead terminal capable of being installed and maintained conveniently provided by the utility model, the overhead terminal can be conveniently expanded, maintained and provided with parts such as a battery via the detachable expansion board arranged below the battery box; and the power supply board and the expansion board positioned in the upper and lower layers are not provided with flexible wires for connection, the power supply board and the expansion board are connected with welding needles, thereby effectively improving reliability.