The first thing to consider when buying a wheelchair is whether you can enter your home. This is an important reason that many people tend to ignore.
The electric wheelchairs developed in recent years are more user-friendly and can be folded.
In particular, for some electric wheelchairs, the old motor is generally horizontal. Even if it can be folded again, the volume is still relatively large. For the new electric wheelchairs, the motor is designed vertically, and the folding volume is much smaller. See the following figure for details.
In addition to the overall width of the wheelchair, to sit comfortable, the following dimensions:
01. Width and depth of the seat
02. Distance between the seat to the pedal When measuring the width and depth of the seat, there must be a certain margin, you can find a chair with a back at home, let the wheelchair users sit on it.
03. Other accessories Other accessories for the wheelchair include: motor, battery, hand holding, brakes, universal wheels, cushions, etc. Judging the quality of a wheelchair, mainly from the design and materials can be seen.
Here's more about the motors and the battery.
Wheelchair motors are mainly divided into: brush motor and brushless motor.
Brush motor refers to, the motor has a brush inside the motor, the electric energy into mechanical energy, the brush motor is the basis of all motors, it has a fast start, timely braking, smooth speed regulation in a large range, relatively simple control circuit and other characteristics.
But the brush motor has large friction, large loss, large heat generation, short life and low output power.
The brushless motor has low noise, smooth operation, long service life and low maintenance cost, so it is recommended to buy a wheelch