Cascade air source heat pump unit

• Main Author: FENG HAIHUA
• Format: Patent
• Language: Chinese; English
• Published: 12.09.2023
• Subjects: BLASTING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; HEATING; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; REFRIGERATION MACHINES, PLANTS OR SYSTEMS; REFRIGERATION OR COOLING; WEAPONS

The utility model discloses a cascade type air source heat pump unit, which belongs to the technical field of heat pumps and comprises a heat pump body, an evaporator is mounted on the inner side of the heat pump body, and a defrosting component is mounted on the inner side of the heat pump body and positioned above the evaporator. A water guide plate is installed on the inner side of the heat pump machine body and located below the evaporator, drainage assemblies are installed on the two sides of the heat pump machine body, a drying device is installed on the heat pump machine body and located above the two drainage assemblies, and water storage devices are arranged on the outer sides of the drainage assemblies; by arranging the drying device, the unit can process moisture around the evaporator through cooperation of structures such as a silica gel drying agent when needed, so that the moisture around the evaporator is reduced, the frosting speed of the evaporator is reduced, and the practicability of the un