Nucleic acid test tube convenient to operate

The utility model discloses a nucleic acid test tube convenient to operate, which comprises a collecting tube and a screw cap assembled on the collecting tube, and is characterized in that the screw cap comprises a connecting sleeve and a turning cover; the connecting sleeve is assembled on a pipe opening of the collecting pipe through a threaded structure, the upper end of the connecting sleeve is provided with an annular plate extending towards the center of the connecting sleeve, and the center of the annular plate is provided with an upper pipe body extending upwards; the turning cover is connected to the connecting sleeve through a connecting piece and can turn over relative to the connecting sleeve, and an inner sealing sleeve capable of entering the upper pipe body to seal the upper pipe body is arranged on the inner wall of the turning cover. According to the utility model, the convenience of collecting nucleic acid by medical personnel can be obviously improved. 本实用新型公开了一种操作便捷的核酸试管，包括采集管和装配在采集管上的螺旋盖，