Keyboard mounting device

The present invention, keyboard mounting unit 30 of the portable computer of the present invention and a keyboard 12 having a plurality of base plates (12a) that secures the keypad, the microcomputer implemented on the keyboard mounting apparatus for a portable computer is there, and is rotated by a hinged at the rear end of the keyboard, the top housing having a portion 20 for fixing the housing detachably to 12, 14 and, the top housing 14 to the inner surface of the Top housing resilient for generating a resilient restoring force to be lifted in an upward direction from the display section 18 to be folded into the inner side of (14), a lower surface of the top housing 14 the keyboard 12, member 40 and, with the two defendant state material formed on one of the outer circumferential surface of the outer peripheral surface opposite to each other of the base plate (12a), it is formed in the other of the outer peripheral surface of the counter and the housing and a tooth that faces (2 0), the insertion member is fitted in the receiving groove (20a) with the defendant as opposed to the state material is provided on the portion 20, and the defendant state material by the projection is moved in a straight line direction by the elastic force fixed or released by the elastic restoring forces of standing because of a structure in which a fixing / release means for suppressing or released, the top housing on the housing, if necessary a keyboard attached to the inside easily separated by a simple operation by the user of the elastic member, It can improve the workability of repair to be engaged, and will also allow you to avoid damage to the keyboard and the top housing of the tool.