The utility model discloses a wall -hanging integrative key mouse module fixed knot constructs relates to the computer realm, and its primary structure includes that a fixed knot constructs, the keyboard module and the base body part of wall -hanging all -in -one, base body part includes a display panel, fixed knot constructs adoption hinge structure, is in keyboard module assembly through hinge structure the display panel below, the keyboard module can be rotated along hinge structure. Or, fixed knot constructs adoption round pin axle and axle sleeve bolt sleeve spare, but sells the axle andfix in the keyboard module for extending structure, and the axle sleeve is fixed below all -in -one display panel, couple together the keyboard module with display panel in will selling shaft extension income axle sleeve. The utility model provides a keyboard module rotatable constant angle degree in the use, satisfy the human -computer interaction demand, realize when not using the keyboard module effect that can dismantle at any time moreover, the keyboard module is connected stably with all -in -one base body part, and convenient to use is reliable.