Dome warmhouse booth

The utility model provides a dome warmhouse booth belongs to sunlight greenhouse technical field, this big -arch shelter of includes two -layer structure, the one deck is the daylighting layer, the lower extreme of the interior arc on daylighting layer frame and annular base inside of the top of's support connection, the sub -unit connection of upper end and mounting, another layer of heat preservation, the outer arc of heat preservation puts up including a plurality of slide outer arcs frame and fixed outer arc framves, and the lower extreme of a plurality of outer arc of slip framves is connected with a plurality of slider I respectively, and the upper end is connected with a plurality of slider II, and the lower extreme of a fixed outer arc frame is connected with a fixed block I, and the upper end is connected with a fixed block II, annular slide track I is located the outside at annular base top, heat preservation tarpaulin cover installs on outer arc frame, the daylighting layerof the inlayer of big -ar