Cleaning device

• Main Author: JING SHUHUA
• Format: Patent
• Language: Chinese; English
• Published: 06.08.2019
• Subjects: CLEANING BEACHES; CLEANING OF PERMANENT WAYS; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; DISPERSING; FIXED CONSTRUCTIONS; FOG IN GENERAL; STREET CLEANING

The invention provides a cleaning device which is provided with a machine box; the machine box is provided with a suction inlet and an air outlet, and a suction pipe extending outwards is connected tothe suction inlet. An air draft device is arranged in the machine box, and provided with an electric motor and an impeller which can be driven by the electric motor to operate. The impeller is formedby annularly arranging a plurality of blade bodies at equal intervals; a first pressurizing section, a first flow guide section, a second pressurizing section, a second flow guide section and a thirdpressurizing section which are sequentially connected along an extending direction are respectively formed on each blade body; the first pressurizing section, the second pressurizing section and thethird pressurizing section are respectively straight, the first flow guide section and the second flow guide section are respectively bent along the same circle center arc line to form a bent arc shape, an accommodating barrel i