1results about How to "Avoid dry burn situations" patented technology

The utility model discloses a kind of electric hot water boiler water shortage protection devices, it is related to electric hot water boiler protection technical field.This kind of electric hot water boiler water shortage protection device, including water heater, the inside of water heater is provided with storage cavity, the inside of storage cavity is movably sleeved with lifting piece, the top of lifting piece is movably sleeved with short-circuit blocking piece and liquid valve switch piece;The lifting piece includes floating plate, rod A, rod B, connecting plug, the inside of storage cavity is movably sleeved floating plate.This kind of electric hot water boiler water shortage protection device, when the liquid of floating plate bottom is exhausted and is moved down by gravity, drives rod A, rod B and connecting plug synchronous motion, makes the internal circuit of insulation box disconnect and form open circuit, can automatically cut off power when liquid is insufficient, effectively avoid equipment dry burning condition to occur, not only guarantee equipment operation safety, prevent element damage due to dry burning, also significantly prolong the service life of equipment, reduce use risk and maintenance cost.