MOUNTABLE POWER TRAIN SYSTEM AND WHEELCHAIR WITH IT

摘要

The present invention relates to a detachable power transmission unit and a wheelchair having the same. The power transmission unit comprises a connecting housing which is connected to wheel supporting units at both sides of the lower part of the rear side of the wheelchair; a shock absorber which is extended from the center of the connecting housing to the rear; an electric wheel which is connected and fixed to the shock absorber through a support and is in contact with the ground; a driving motor unit which is connected to an axis of the electric wheel in order to rotate the electric wheel; a secondary battery which is fixated and installed on the front of the connecting housing; and a control unit which is connected to the driving motor unit and the secondary battery with or without wire in order to control the operation and power of the driving motor unit. Therefore, the power transmission unit can be easily installed in a general low-cost wheelchair, is light-weighted with a simple structure, and has the easily-detachable power transmission unit which makes it highly portable for a long-distance travel.