Dust collector with filter screen self-cleaning device

• Main Authors: LIU CHANG, MA SHAOHANG, CHI RUIFENG
• Format: Patent
• Language: Chinese; English
• Published: 27.10.2023
• Subjects: COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; DOMESTIC WASHING OR CLEANING; FURNITURE; HUMAN NECESSITIES; SPICE MILLS; SUCTION CLEANERS IN GENERAL

The invention relates to a dust collector with a filter screen self-cleaning device. The dust collector comprises a magneto-rheological damper fixed to a motor shell and a filter screen assembly. Four magneto-rheological dampers are fixed to the motor shell in the radial direction at equal included angles and installed in an inner cavity groove of the dust collector shell. The filter screen assembly comprises a conical filter screen, a circular filter screen and a filter element, the conical filter screen is locked and fixed to the bottom of the circular filter screen through threads, and the filter element is sleeved with an inner cavity of the circular filter screen. When the dust collector filter screen needs to be cleaned, the magnet exciting coil of the magneto-rheological damper is set to be large in current, meanwhile, the motor is set to rotate reversely, at the moment, the vacuum motor is in rigid connection with the filter screen assembly, and the motor drives the filter screen assembly to vibrate s