The invention provides a wheel-track combined
wheelchair capable of
climbing stairs. The wheel-track combined
wheelchair capable of climbing the
stairs comprises a seat, tracks, a wheel set, two
direct current motors, a seat
leveling mechanism, wheel-track switching devices, a wheel-track
hybrid power case, a manual and electric track switching mechanism, a
control system and the like. The wheel-track switching devices are arranged on the two sides of the
wheelchair, each wheel-track switching device is composed of a hand-cranking worm, a worm gear, a screw and a rocker, and a front wheel and a rear wheel are fixed on the two rockers respectively. The seat
leveling mechanism is composed of a worm gear, a worm and a screw. The wheel-track
hybrid power case internally comprises a track drive mechanism, a wheel type combined drive mechanism, a wheel-track
power switching device and a pusher. A small motor drives gears and racks, and manual and electric switching of the tracks is achieved. According to the wheel-track combined wheelchair capable of climbing the
stairs, switching of two walking
modes through the wheels and the tracks can be achieved conveniently, track-type movement and wheel-type movement both can adopt
motor drive and manual drive, and various requirements can be met.