Gas-electric hybrid storage water heater

A gas-electric hybrid storage water heater, comprising:

• a water tank;
• a casing;
• a combustion chamber;
• a gas control valve;
• and
• an electric heating tube;
• wherein the water tank is provided with a water inlet and a water outlet;
• the casing is arranged at an end of the water tank;
• the combustion chamber is arranged in the water tank;
• and the combustion chamber has a closed end and an open end, wherein the open end is arranged in the casing;
• the gas control valve is arranged in the casing;
• the gas control valve is connected to a gas inlet pipe and a burner;
• the burner is configured to extend into the combustion chamber;
• and a side of the burner is provided with an ignition device;
• the electric heating tube is configured to be inserted into the water tank, and the electric heating tube is arranged side by side with the combustion chamber;
• an anti-downdraft hood assembly is arranged at the open end of the combustion chamber, and comprises a first draft hood and a second draft hood;
• the first draft hood is transversely provided in the casing;
• a first end of the first draft hood is configured to extend to the open end of the combustion chamber;
• and the second draft hood is butt-jointed to a second end of the first draft hood;
• an end surface of the casing is provided with an openable panel;
• the openable panel is provided with a flue gas vent;
• the second draft hood and the first draft hood are configured to form a flue gas passage extending to the flue gas vent;
• and
• a bottom of the second draft hood is provided with a first baffle;
• and the first baffle is configured to incline upward.