Water-repellent flame-retardant soft sofa and production method thereof

The invention discloses a water-repellent flame-retardant soft sofa and a production method thereof. The water-repellent flame-retardant soft sofa comprises a sofa main frame, a sofa backup plate is arranged on the rear side of the sofa main frame, a supporting bottom plate is arranged on the rear side of the inner wall of the sofa main frame, a motor and a transmission gear set are arranged in the supporting bottom plate, and the output end of the motor is in transmission connection with the transmission gear set. The sofa is provided with the cushion area, the dust shielding layer and the protruding layer, the cushion area is an area where a human body mainly sits in contact and is also located on the surface of the whole sofa main frame, the fireproof layer in the cushion area is filled with a flame retardant, the fireproof and flame-retardant effects can be achieved, the whole sofa has good elasticity and support, it is guaranteed that the whole structure is stable and not prone to deformation, and the se