Leakage-proof container bottle

The utility model discloses a leakage-proof container bottle, relates to the technical field of packaging containers, and aims to seal the container bottle and prevent leakage in the transportation process. A leakage-proof container bottle comprises a bottle body, a bottle cap and a drainage sealing assembly. The bottle body is used for containing liquid. The upper end of the bottle body is provided with a bottleneck; the bottle cap is detachably arranged on the bottle opening. The drainage sealing assembly is inserted into the bottle opening. The drainage sealing assembly can achieve liquid drainage and seal the bottle opening to prevent liquid leakage. The drainage sealing assembly can seal a gap between the bottle cap and the bottle opening. And liquid in the bottle body is prevented from seeping into the connecting part of the bottle cap and the bottle opening due to shaking generated during transportation, so that the bottle opening is kept clean after the bottle cap is opened, and the user experience is