Protective shell for water heating air conditioner

The utility model provides a protective shell for a water heating air conditioner. The silencer comprises a first shell, a second shell, a silencing cylinder and a micro fan, the first shell is fixedon the second shell at intervals; a heat insulation cavity is formed between the first shell and the second shell; at least two silencing cylinders are fixed on the first shell on the front side; silencing cylinder with openings in two ends, an opening at one end is communicated with the heat insulation cavity; the micro fan is fixed on one silencing cylinder, and an air inlet is communicated withan opening of the silencing cylinder; according to the protective shell, the double-shell structure fixed at intervals is adopted, the heat insulation cavity is formed by the cavity channel between the double shells, meanwhile, the multiple silencing cylinders are installed on the first shell on the front face to achieve air inlet and outlet, the silencing effect is achieved, hot air in the heatinsulation cavity is pumped