Fast hot type hot -water supply device

The utility model provides a fast hot type hot -water supply device, includes the water tank, electric water heater, water tank bottom outlet pipe links to each other with car as a house engine outer wall, and the moisture after the engine preheats is first branch road and second branch road, and first branch road is connected to electric water heater upper end water inlet, the second branch road communicates with the mixed zone of electric water heater lower extreme, the mixed zone communicates with the delivery port of electric water heater bottom, and the mixed zone leads to pipe to be connected bottom the water tank, sets up the water control valve at the mixed zone outer wall, and the hot water in the electric water heater mixes in the mixed zone with the cold water of water tank outflow, and through controlling water valve controller hot water and cool water flowrate proportion, the mixed zone lower extreme is the outlet pipe. The elder generation preheats through the engine through the water with in th