Steam generator based on variable-power heating pipe

The utility model belongs to the field of steam household appliances, and relates to a steam generator based on a variable-power heating pipe. A water pipe of the steam generator is of a spiral structure, a heating pipe is arranged in the spiral pipe diameter direction of the water pipe and penetrates through the water pipe, the interior of a die-casting body is divided into an evaporation part and an overheating part, and the heating power of the heating pipe located on the evaporation part is higher than that of the heating pipe located on the overheating part; a pipe orifice at one end of the water pipe is positioned at the evaporation part, and a pipe orifice at the other end is positioned at the overheating part; a first clamping groove and a second clamping groove are formed in the lower portion of the die-casting body, the first clamping groove and the second clamping groove protrude towards the interior of the die-casting body to form a support, the first clamping groove supports the water pipe, and t