With the rapid improvement of China's economic strength and people's living standards, as the main seat of work, rest, entertainment sofa chair people's living habits have been the pursuit of comfort, sofa is not only for sitting, how to use the sofa more comfortable? Electric sofa satisfied people's pursuit of comfort to sofa. Electric sofa by electric push rod and motor complete, can give the tired body effective massage, comfort will be stronger. Electric sofa is lying when stretch, from head to toe each place all has bear to hold force, the person is like lying in without center of gravity condition, can promote blood circulation so, beneficial and healthy. The foot pedal that pops out from under the sofa is an all-in-one, voidless design. In the use of electric sofa also can fully reflect the comfort to come. Electric sofa generally has the height and inclination of electric adjustment function, to achieve this function of the electric massage chair mainly through the electric push rod, electric push rod is also known as linear push rod, linear drive and linear drive. The linear electric push rod is a kind of mechanism that converts the rotary motion into linear motion. Linear push rod is mainly composed of electric push rod, control box, remote control board and cable and other components. According to the different combination of supporting motor, lead screw, control device and travel switch, the electric push rod can realize the lifting, tilting and turning functions. Because the electric push rod has a small volume, silent design; And high safety, the locking force can reach ten times of the thrust, very safe; Easy to operate, all operations of the linear electric push rod can be flexibly operated on a remote control board. Suitable for the application of electric sofa.