Concealed air conditioner air outlet, air conditioning equipment, motor vehicle and air guide method

The invention discloses a concealed air conditioner air outlet. The air outlet comprises a shell, a fixed air guide part, a rotary air guide part and a control motor used for driving the rotary air guide part, the shell is provided with an inner cavity, openings are formed at the two ends of the shell, the front end of the shell is contracted, the fixed air guide part and the rotary air guide partare distributed in the inner cavity, and the inner cavity of the shell is divided into an upper air guide channel and a lower air guide channel. The fixed air guide part is installed at the front endof the shell, the rotary air guide part is arranged behind the fixed air guide part, the front end of the rotary air guide part is arranged at the rear end of the fixed air guide part in an internally tangent and rotary manner and drives the rear end of the rotary air guide part to rotate vertically so as to directly control opening, closing and opening degrees of the upper air guide channel andthe lower air guide channel