Handheld abrasive tool capable of lowering noise and collecting dust

The invention relates to field of abrasive tools, in particular to a handheld abrasive tool capable of lowering noise and collecting dust. The handheld abrasive tool capable of lowering noise and collecting dust comprises an abrasive tool shell, wherein a motor is arranged in the abrasive tool shell; an abrasive tool abrasive wheel is arranged on an output shaft of the motor, and a connecting barrel is arranged on the motor; the connecting barrel is connected with the inner wall of the abrasive tool shell through connecting rods arranged on the two sides. The abrasive tool further comprises a dust storing chamber, an induced-draft fan, a rubber leather sleeve and an air inlet cavity, and the air inlet cavity is formed between the abrasive tool shell and the motor; the dust storing chamber is arranged on the top of the abrasive tool shell, and the induced-draft fan is arranged at the bottom of the interior of the dust storing chamber; the rubber leather sleeve is arranged outside the abrasive tool shell in a s