Belt type sludge drying system based on dehumidification heat pump

The utility model relates to the technical field of environmental protection engineering and energy utilization, and discloses a belt type sludge drying system based on a dehumidification heat pump, which comprises a box body, a sludge forming device is arranged on the upper side in the box body, a dust removal system is arranged on one side of the sludge forming device, and an evaporator is arranged on one side of the dust removal system. A belt conveyor is installed in the box body, a discharging port is formed in one side of the bottom of the box body, an auxiliary heating device is installed at one end of the lower side in the box body, a heat pump is installed on one side of the auxiliary heating device, and a heat recovery device is installed on one side of the heat pump. Meanwhile, the sludge is subjected to drying treatment; the belt type sludge drying system of the device is simple in structure, small in occupied area, stable in operation and convenient to maintain, and has a wide application prospec