An integrated water tank capable of facilitating maintenance of a power box comprises a cabinet body, an
electrical room is arranged at the bottom of the cabinet body, the power box is arranged in the
electrical room, a maintenance cover body covers an opening in the top of the
electrical room, supporting fasteners are arranged on the two sides of the electrical room respectively, and the maintenance cover body is positioned and supported on the supporting fasteners. The maintenance cover body is detachably arranged on the electrical room; a supporting part is arranged on the supporting
fastener, through holes are formed in the two sides of the maintenance cover body respectively, and the supporting part is sleeved with the through holes in a positioned mode. According to the integrated water tank, the supporting fasteners are arranged on the two sides of the electrical room respectively, and the maintenance cover body is positioned and supported on the supporting fasteners, so that the maintenance cover body is detachably arranged on the electrical room, when the maintenance cover body is disassembled and assembled, only the maintenance cover body needs to be lifted or placed on the supporting fasteners, screws do not need to be screwed or disassembled, and the maintenance cover body can be disassembled and assembled conveniently. The maintenance cover body is very convenient to disassemble and assemble, and the disassembly and
assembly efficiency of the maintenance cover body is improved, so that the maintenance efficiency of the power supply box is improved.