Adjustable frosted bottle plug and bottle body connecting device

The invention provides an adjustable frosted bottle plug and bottle body connecting device, and relates to the technical field of experimental appliances, the adjustable frosted bottle plug and bottle body connecting device comprises a bottle body fixing structure and a bottle plug fixing structure, and the bottle body fixing structure and the bottle plug fixing structure are connected through a telescopic piece; the telescopic part comprises a cylinder, the bottom end of the cylinder is fixedly connected with the bottle body fixing structure, a partition plate is fixedly connected to the inner bottom of the cylinder and divides the interior of the cylinder into two sliding openings in the vertical direction, a sliding rod and a pressing rod are slidably connected to the interiors of the two sliding openings respectively, and a connecting silk thread is connected between the sliding rod and the pressing rod. The bottle body and the frosted bottle plug are combined into a whole through the bottle body fixing s