Feeding bottle cleaning machine with overhead water tank

The invention relates to a feeding bottle cleaning machine with an overhead water tank. The feeding bottle cleaning machine is characterized by comprising a main machine, an opening in the top end ofthe main machine forms a cleaning cavity, a heating disc and a feeding bottle support are installed at the bottom of the cleaning cavity, and a feeding bottle is arranged outside the feeding bottle support in a sleeving mode for cleaning; a top cover is arranged at the top of the main machine, the top cover is hollow to form a water tank, a water adding opening is formed in the top of the top cover of the water tank and communicated with the water tank, the top cover is inserted into a positioning hole formed in the top of the main machine through a plurality of guide columns at the bottom ofthe top cover to achieve connection of the top cover and the main machine, and a water outlet seat is arranged in any guide column and is connected with a water inlet seat arranged in the positioninghole in the corresponding p