Heat preservation greenhouse facilitating ventilation and planting environment adjustment

The utility model relates to the technical field of heat preservation greenhouses, in particular to a heat preservation greenhouse facilitating ventilation and planting environment adjustment, which comprises a plurality of frameworks, each framework comprises a rear wall section and a front slope section, a heat preservation quilt wall body is arranged on each rear wall section, a first covering film is arranged on each front slope section, and a plurality of square skylights are arranged on each first covering film. A lower support is arranged between the two adjacent frameworks below the skylight, an upper support is connected to the upper portion of the lower support through a lifting mechanism, a second covering film is arranged on the top face of the upper support, the skylight can be opened and closed through the upper support through the lifting mechanism, and a plurality of flexible connecting pieces are evenly distributed on the heat preservation quilt wall. The flexible connecting pieces are parall