Building floor heat preservation and sound insulation structure

The utility model provides a heat preservation and sound insulation structure of a building floor. The heat preservation and sound insulation structure of the building floor comprises a floor tile with the thickness of 10 mm, adhesive cement mortar, a concrete steel wire mesh with the thickness of 40 mm, a polyethylene film protection layer with the thickness of 0.4 mm, a heat preservation plate with the thickness of 100 mm, a first mortar flat layer with the thickness of 20 mm and a floor slab from top to bottom. According to the building floor heat preservation and sound insulation structure, the problems of heat transfer loss and noise interference between rooms with different functions on the upper floor and the lower floor of an existing ultra-low energy consumption building can be solved, and invalid cooling and heating energy consumption of the building is reduced. 本实用新型提供一种建筑楼面保温隔音结构，所述建筑楼面保温隔音结构自上而下包括10mm厚地砖、胶素水泥砂浆、40mm厚混凝土配钢丝网片、0.4mm厚聚乙烯膜保护层、100mm保温板、20mm厚第一砂浆平层和楼板。本实用新型提供的建筑楼面保温隔音结构，能够解决现有的超低能耗建筑上、