Evaporator in heating and ventilation equipment

The invention belongs to the technical field of evaporators, and particularly relates to an evaporator in heating and ventilation equipment, which comprises an evaporator body, a scraping assembly used for scraping dirt in the evaporator body and arranged in the evaporator body, and a moving assembly used for moving the scraping assembly, a moving assembly is arranged on an evaporator body, the evaporator body comprises two sets of side plates, a U-shaped heat exchange pipe is fixedly installed between the two sets of side plates, a water inlet pipe is fixedly installed at one end of the U-shaped heat exchange pipe, and a water outlet pipe is fixedly installed at the other end of the U-shaped heat exchange pipe. By arranging the scraping assembly used for scraping dirt in the evaporator body and the moving assembly used for enabling the scraping assembly to move, the effect of cleaning the dirt in the U-shaped heat exchange pipe can be achieved, and the dirt in the U-shaped heat exchange pipe can be cleaned;