Silent tubular motor

The utility model discloses a mute tubular motor, which comprises a shell, a limiting assembly, a capacitor assembly, a driving assembly and an output assembly, and is characterized in that the limiting assembly, the capacitor assembly, the driving assembly and the output assembly are sequentially arranged in the shell; the end, located at the driving assembly, of the capacitor assembly is provided with axial damping and sound-absorbing cotton. The driving assembly comprises an inner steel pipe, steel pipe outer diameter shock absorption and sound absorption cotton is arranged on the outer side of the inner steel pipe, a rear fixing base is installed at one end of the inner steel pipe, and a motor and a gear reduction box are sequentially installed in the inner steel pipe. A rear fixing seat radial damping ring is arranged on the outer side of the rear fixing seat, a fixing tail seat is installed at the end, away from the motor, of the rear fixing seat, and a first damping pad is arranged between the fixing t