Vacuum packaging bottle

Abstract

The vacuum packaging bottle comprises a replaceable vacuum bottle and a pump head unit, the pump head unit comprises an outer bottle, a lock body assembly and a pump body assembly, the outer bottle is provided with a bottle body containing cavity, a top opening and a bottom opening, the top opening and the bottom opening are respectively communicated with the bottle body containing cavity, and the lock body assembly comprises a driving ring and a locking ring. The driving ring is rotatably mounted at the top of the outer bottle and provided with a lock ring containing groove and a pump body containing groove, the lock ring is fixedly mounted on the driving ring and located in the lock ring containing groove, and the pump body assembly is mounted on the driving ring and sinks into the pump body containing groove. The top of the replaceable vacuum bottle can extend into the bottle body containing cavity through the bottom opening of the outer bottle, after the driving ring drives the locking ring to rotate relative to the outer bottle, the locking ring can lock or release the top of the replaceable vacuum bottle, and after the locking ring locks the top of the replaceable vacuum bottle, the locking ring can lock or release the top of the replaceable vacuum bottle. The pump body assembly is used for pumping fluid in the replaceable vacuum bottle.

Images