Low-energy-consumption energy-saving building system

The utility model discloses a low-energy-consumption energy-saving building system, and relates to the technical field of buildings. A low-energy-consumption energy-saving building system comprises a house mechanism, a solar panel is fixedly installed on the top of the house mechanism, a circulating mechanism is arranged on one side of the house mechanism, the house mechanism comprises a green brick outer layer, and a heat preservation middle layer is arranged in the green brick outer layer and tightly attached to the inner wall of the green brick outer layer. A heat conduction inner layer is arranged on the inner wall of the heat preservation middle layer, a heat conduction water pipe is wrapped in the heat conduction inner layer, one end of the heat conduction water pipe is fixedly connected with a drainage pipe, and a control valve is fixedly installed in the middle of the drainage pipe. According to the low-energy-consumption energy-saving building system, due to the arrangement of the circulating mechani