Turnover hidden type tablet computer mounting device

The invention discloses a turnover hidden type tablet computer mounting device. A support plate is of a rectangular framework structure, a rectangular opening is formed in the support plate, a rotary shaft is arranged at the back edge of the rectangular opening, back edges of an upper rotary plate and a lower rotary plate are fixed together, and are rotationally arranged at the back edge of the rectangular opening through the rotary shaft, a limiting block is arranged at the bottom edge of a side edge frame of the support plate and is controlled by a limiting press button to extend and retract, a falling-preventing limiting convex part is arranged at the side edge of the upper rotary plate, a falling-preventing limiting groove is formed in the side edge frame of the support plate, a first groove is formed in the middle upper part of a front edge frame of the support plate, a second groove is formed in the middle lower part of the front edge of the upper rotary plate, two parallel support strips are arranged at the two sides of the bottom surface of the upper rotary plate, the two ends of each support strip are respectively bent inwards to form clamping grooves, and connecting wire through holes are formed in the back part of the lower rotary plate. The turnover hidden type tablet computer mounting device has the beneficial effects that the structure is simple, and a tablet computer can be hidden in an office table when the tablet computer is not used.