Automatic control water valve and automatic water feeder

An automatic control water valve, comprising:

• a valve body, comprising an inlet channel, an outlet channel, and a valve core chamber located below the inlet channel and the outlet channel, wherein the outlet channel has an annular inlet with an opening facing the valve core chamber;
• a valve core, provided in the valve core chamber and comprising a diaphragm component and a reset spring;
• the diaphragm component is configured to cooperate with the annular inlet to communicate or miscommunicate a waterway between the inlet channel and the outlet channel;
• the diaphragm component is provided with a pressure boosting hole communicating the inlet channel and the valve core chamber, a bottom of the valve core chamber is provided with a vent hole;
• a controller, comprising a float and a sealing component, wherein the sealing component is linked with the float to seal or open the vent hole in rising or falling state of the float, the reset spring is configured to lift the diaphragm component to miscommunicate the waterway between the inlet channel and outlet channel after the sealing component seals the vent hole;
• wherein the diaphragm component comprises a silicone diaphragm and a silicone fastener, the silicone diaphragm is provided with a central hole and the pressure boosting hole, the silicone fastener is provided with a central column and a side column;
• the central column passes through the central hole, and the side column passes through the pressure boosting hole.