The utility model discloses an assembled power supply box, and belongs to the technical field of power supply boxes. The device comprises a second box plate, a first side plate, a mounting
assembly, an upper cover plate and a second side plate, one end of the second box plate is connected with the first side plate, three adjusting grooves are formed in the second box plate, the mounting
assembly comprises supporting rods and rotating shafts, one ends of the supporting rods are in sliding fit with the inner walls of the adjusting grooves, and grooves are formed in the other ends of the supporting rods; one end of the rotating shaft is rotatably connected to one side of the first side plate, the other end of the rotating shaft is connected with a frame, the second side plate is connected to the other end of the second box plate, one end of the second side plate opposite to the second box plate is connected with the first box plate, the top end of the first box plate is provided with a clamping groove, the top end of the second box plate is rotatably connected with an upper cover plate, and one end of the upper cover plate is provided with a first clamping block. Through cooperation of an adjusting groove, a mounting
assembly, a first clamping block, a first side plate, a second clamping block and a clamping groove, assembling is convenient and fast, and through the connecting
modes of a fixed inserting rod, the clamping block and the clamping groove and the like, the assembling efficiency and accuracy are improved.