Auxiliary species of freshwater sea salt and more energy-generation system

The present invention discloses a multi-energy secondary freshwater species of sea salt cogeneration system, comprising a heating cylinder (1), said heating cylinder (1) is provided with a top center of the through shaft (2), the shaft (2) located at the top heating cylinder (1) and which is provided with an external crown (3), the shaft (2) located at the bottom end of the heating cylinder (1) and which on the inside is provided with a blade (4), the shaft (2 ) is a telescopic rod; top of the heating cylinder (1) is further provided with a water inlet (5) and the steam outlet (6), said heating cylinder bottom (1) sealing a funnel-shaped piston (7), the water a vapor outlet (6) is connected via the check valve (8) and the cooling water tank (9). The present invention provides multi-energy species of freshwater sea salt assist cogeneration system, can produce both fresh water and sea salt, high utilization of seawater resources, comprehensive utilization of renewable resources of the sea, to achieve zero emissions, no pollution, energy saving.