Take telescopic support leg 's notebook computer

The utility model discloses a take telescopic support leg's notebook computer, the utility model discloses a host computer, display, connecting piece, landing leg elevating gear and second landing leg. Landing leg elevating gear includes driven gear, bearing, elevator, first landing leg, driving gear and driving motor. Driven gear passes through the bearing supporting in the host computer inferiorvalve. Driving motor fixes in the host computer, driving motor's output shaft is fixed with the driving gear. Driven gear and initiative gear engagement. Be provided with the internal thread on the driven gear terminal surface in the centre bore seted up. Be provided with the external screw thread on the outer periphery of elevator. The elevator constitutes the screw pair with driven gear. Two first landing legs are all fixed with the elevator to constitute the sliding pair with the host computer. Two landing leg elevating gear set up the both ends that are close to that one side of connecting piece at host computer