Wide -necked bottle that is fit for high -temperature and high -pressure disinfection

The utility model relates to a wide -necked bottle, especially a wide -necked bottle that is fit for high -temperature and high -pressure disinfection, including bottle and bottleneck, bottleneck department has filled in the rubber stopper, bottle, bottleneck and rubber stopper all embolia in the bottle cover, the bottom of bottle cover is provided with the zip fastener, rubber stopper lower part center is provided with a through -hole, the center on rubber stopper upper portion is provided with a screw hole and screw hole intercommunication the through -hole, be provided with a piston in the through -hole, a screw is connected at the top of piston, the matching the external screw threaded hole wall of screw sets up, the length of screw hole is good at to the length of screw, the screw top is provided with a knob, through screw and piston for rubber stopper after the cooling is convenient for open, in addition through bottle cover, can reduce wide -necked bottle after the high -temperature sterilization in th